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multiplyQuaternionsFlat(e,t,n,r,i,s){const a=n[r],o=n[r+1],l=n[r+2],u=n[r+3],c=i[s],h=i[s+1],d=i[s+2],A=i[s+3];return e[t]=a*A+u*c+o*d-l*h,e[t+1]=o*A+u*h+l*c-a*d,e[t+2]=l*A+u*d+a*h-o*c,e[t+3]=u*A-a*c-o*h-l*d,e}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get w(){return this._w}set w(e){this._w=e,this._onChangeCallback()}set(e,t,n,r){return this._x=e,this._y=t,this._z=n,this._w=r,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._w)}copy(e){return this._x=e.x,this._y=e.y,this._z=e.z,this._w=e.w,this._onChangeCallback(),this}setFromEuler(e,t=!0){const n=e._x,r=e._y,i=e._z,s=e._order,a=Math.cos,o=Math.sin,l=a(n/2),u=a(r/2),c=a(i/2),h=o(n/2),d=o(r/2),A=o(i/2);switch(s){case"XYZ":this._x=h*u*c+l*d*A,this._y=l*d*c-h*u*A,this._z=l*u*A+h*d*c,this._w=l*u*c-h*d*A;break;case"YXZ":this._x=h*u*c+l*d*A,this._y=l*d*c-h*u*A,this._z=l*u*A-h*d*c,this._w=l*u*c+h*d*A;break;case"ZXY":this._x=h*u*c-l*d*A,this._y=l*d*c+h*u*A,this._z=l*u*A+h*d*c,this._w=l*u*c-h*d*A;break;case"ZYX":this._x=h*u*c-l*d*A,this._y=l*d*c+h*u*A,this._z=l*u*A-h*d*c,this._w=l*u*c+h*d*A;break;case"YZX":this._x=h*u*c+l*d*A,this._y=l*d*c+h*u*A,this._z=l*u*A-h*d*c,this._w=l*u*c-h*d*A;break;case"XZY":this._x=h*u*c-l*d*A,this._y=l*d*c-h*u*A,this._z=l*u*A+h*d*c,this._w=l*u*c+h*d*A;break;default:Jt("Quaternion: .setFromEuler() encountered an unknown order: "+s)}return!0===t&&this._onChangeCallback(),this}setFromAxisAngle(e,t){const n=t/2,r=Math.sin(n);return this._x=e.x*r,this._y=e.y*r,this._z=e.z*r,this._w=Math.cos(n),this._onChangeCallback(),this}setFromRotationMatrix(e){const t=e.elements,n=t[0],r=t[4],i=t[8],s=t[1],a=t[5],o=t[9],l=t[2],u=t[6],c=t[10],h=n+a+c;if(h>0){const e=.5/Math.sqrt(h+1);this._w=.25/e,this._x=(u-o)*e,this._y=(i-l)*e,this._z=(s-r)*e}else if(n>a&&n>c){const e=2*Math.sqrt(1+n-a-c);this._w=(u-o)/e,this._x=.25*e,this._y=(r+s)/e,this._z=(i+l)/e}else if(a>c){const e=2*Math.sqrt(1+a-n-c);this._w=(i-l)/e,this._x=(r+s)/e,this._y=.25*e,this._z=(o+u)/e}else{const e=2*Math.sqrt(1+c-n-a);this._w=(s-r)/e,this._x=(i+l)/e,this._y=(o+u)/e,this._z=.25*e}return this._onChangeCallback(),this}setFromUnitVectors(e,t){let n=e.dot(t)+1;return n<1e-8?(n=0,Math.abs(e.x)>Math.abs(e.z)?(this._x=-e.y,this._y=e.x,this._z=0,this._w=n):(this._x=0,this._y=-e.z,this._z=e.y,this._w=n)):(this._x=e.y*t.z-e.z*t.y,this._y=e.z*t.x-e.x*t.z,this._z=e.x*t.y-e.y*t.x,this._w=n),this.normalize()}angleTo(e){return 2*Math.acos(Math.abs(cn(this.dot(e),-1,1)))}rotateTowards(e,t){const n=this.angleTo(e);if(0===n)return this;const r=Math.min(1,t/n);return this.slerp(e,r),this}identity(){return this.set(0,0,0,1)}invert(){return this.conjugate()}conjugate(){return this._x*=-1,this._y*=-1,this._z*=-1,this._onChangeCallback(),this}dot(e){return this._x*e._x+this._y*e._y+this._z*e._z+this._w*e._w}lengthSq(){return this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w}length(){return Math.sqrt(this._x*this._x+this._y*this._y+this._z*this._z+this._w*this._w)}normalize(){let e=this.length();return 0===e?(this._x=0,this._y=0,this._z=0,this._w=1):(e=1/e,this._x=this._x*e,this._y=this._y*e,this._z=this._z*e,this._w=this._w*e),this._onChangeCallback(),this}multiply(e){return this.multiplyQuaternions(this,e)}premultiply(e){return this.multiplyQuaternions(e,this)}multiplyQuaternions(e,t){const n=e._x,r=e._y,i=e._z,s=e._w,a=t._x,o=t._y,l=t._z,u=t._w;return this._x=n*u+s*a+r*l-i*o,this._y=r*u+s*o+i*a-n*l,this._z=i*u+s*l+n*o-r*a,this._w=s*u-n*a-r*o-i*l,this._onChangeCallback(),this}slerp(e,t){let n=e._x,r=e._y,i=e._z,s=e._w,a=this.dot(e);a<0&&(n=-n,r=-r,i=-i,s=-s,a=-a);let o=1-t;if(a<.9995){const e=Math.acos(a),l=Math.sin(e);o=Math.sin(o*e)/l,t=Math.sin(t*e)/l,this._x=this._x*o+n*t,this._y=this._y*o+r*t,this._z=this._z*o+i*t,this._w=this._w*o+s*t,this._onChangeCallback()}else this._x=this._x*o+n*t,this._y=this._y*o+r*t,this._z=this._z*o+i*t,this._w=this._w*o+s*t,this.normalize();return this}slerpQuaternions(e,t,n){return this.copy(e).slerp(t,n)}random(){const e=2*Math.PI*Math.random(),t=2*Math.PI*Math.random(),n=Math.random(),r=Math.sqrt(1-n),i=Math.sqrt(n);return this.set(r*Math.sin(e),r*Math.cos(e),i*Math.sin(t),i*Math.cos(t))}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._w===this._w}fromArray(e,t=0){return this._x=e[t],this._y=e[t+1],this._z=e[t+2],this._w=e[t+3],this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._w,e}fromBufferAttribute(e,t){return this._x=e.getX(t),this._y=e.getY(t),this._z=e.getZ(t),this._w=e.getW(t),this._onChangeCallback(),this}toJSON(){return this.toArray()}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._w}}class _n{constructor(e=0,t=0,n=0){_n.prototype.isVector3=!0,this.x=e,this.y=t,this.z=n}set(e,t,n){return void 0===n&&(n=this.z),this.x=e,this.y=t,this.z=n,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this}multiplyVectors(e,t){return this.x=e.x*t.x,this.y=e.y*t.y,this.z=e.z*t.z,this}applyEuler(e){return this.applyQuaternion(yn.setFromEuler(e))}applyAxisAngle(e,t){return this.applyQuaternion(yn.setFromAxisAngle(e,t))}applyMatrix3(e){const t=this.x,n=this.y,r=this.z,i=e.elements;return this.x=i[0]*t+i[3]*n+i[6]*r,this.y=i[1]*t+i[4]*n+i[7]*r,this.z=i[2]*t+i[5]*n+i[8]*r,this}applyNormalMatrix(e){return this.applyMatrix3(e).normalize()}applyMatrix4(e){const t=this.x,n=this.y,r=this.z,i=e.elements,s=1/(i[3]*t+i[7]*n+i[11]*r+i[15]);return this.x=(i[0]*t+i[4]*n+i[8]*r+i[12])*s,this.y=(i[1]*t+i[5]*n+i[9]*r+i[13])*s,this.z=(i[2]*t+i[6]*n+i[10]*r+i[14])*s,this}applyQuaternion(e){const t=this.x,n=this.y,r=this.z,i=e.x,s=e.y,a=e.z,o=e.w,l=2*(s*r-a*n),u=2*(a*t-i*r),c=2*(i*n-s*t);return this.x=t+o*l+s*c-a*u,this.y=n+o*u+a*l-i*c,this.z=r+o*c+i*u-s*l,this}project(e){return this.applyMatrix4(e.matrixWorldInverse).applyMatrix4(e.projectionMatrix)}unproject(e){return this.applyMatrix4(e.projectionMatrixInverse).applyMatrix4(e.matrixWorld)}transformDirection(e){const t=this.x,n=this.y,r=this.z,i=e.elements;return this.x=i[0]*t+i[4]*n+i[8]*r,this.y=i[1]*t+i[5]*n+i[9]*r,this.z=i[2]*t+i[6]*n+i[10]*r,this.normalize()}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this}divideScalar(e){return this.multiplyScalar(1/e)}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this}clamp(e,t){return this.x=cn(this.x,e.x,t.x),this.y=cn(this.y,e.y,t.y),this.z=cn(this.z,e.z,t.z),this}clampScalar(e,t){return this.x=cn(this.x,e,t),this.y=cn(this.y,e,t),this.z=cn(this.z,e,t),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(cn(n,e,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this}cross(e){return this.crossVectors(this,e)}crossVectors(e,t){const n=e.x,r=e.y,i=e.z,s=t.x,a=t.y,o=t.z;return this.x=r*o-i*a,this.y=i*s-n*o,this.z=n*a-r*s,this}projectOnVector(e){const t=e.lengthSq();if(0===t)return this.set(0,0,0);const n=e.dot(this)/t;return this.copy(e).multiplyScalar(n)}projectOnPlane(e){return vn.copy(this).projectOnVector(e),this.sub(vn)}reflect(e){return this.sub(vn.copy(e).multiplyScalar(2*this.dot(e)))}angleTo(e){const t=Math.sqrt(this.lengthSq()*e.lengthSq());if(0===t)return Math.PI/2;const n=this.dot(e)/t;return Math.acos(cn(n,-1,1))}distanceTo(e){return Math.sqrt(this.distanceToSquared(e))}distanceToSquared(e){const t=this.x-e.x,n=this.y-e.y,r=this.z-e.z;return t*t+n*n+r*r}manhattanDistanceTo(e){return Math.abs(this.x-e.x)+Math.abs(this.y-e.y)+Math.abs(this.z-e.z)}setFromSpherical(e){return this.setFromSphericalCoords(e.radius,e.phi,e.theta)}setFromSphericalCoords(e,t,n){const r=Math.sin(t)*e;return this.x=r*Math.sin(n),this.y=Math.cos(t)*e,this.z=r*Math.cos(n),this}setFromCylindrical(e){return this.setFromCylindricalCoords(e.radius,e.theta,e.y)}setFromCylindricalCoords(e,t,n){return this.x=e*Math.sin(t),this.y=n,this.z=e*Math.cos(t),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this}setFromMatrixScale(e){const t=this.setFromMatrixColumn(e,0).length(),n=this.setFromMatrixColumn(e,1).length(),r=this.setFromMatrixColumn(e,2).length();return this.x=t,this.y=n,this.z=r,this}setFromMatrixColumn(e,t){return this.fromArray(e.elements,4*t)}setFromMatrix3Column(e,t){return this.fromArray(e.elements,3*t)}setFromEuler(e){return this.x=e._x,this.y=e._y,this.z=e._z,this}setFromColor(e){return this.x=e.r,this.y=e.g,this.z=e.b,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this}randomDirection(){const e=Math.random()*Math.PI*2,t=2*Math.random()-1,n=Math.sqrt(1-t*t);return this.x=n*Math.cos(e),this.y=t,this.z=n*Math.sin(e),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z}}const vn=new _n,yn=new gn;class bn{constructor(e,t,n,r,i,s,a,o,l){bn.prototype.isMatrix3=!0,this.elements=[1,0,0,0,1,0,0,0,1],void 0!==e&&this.set(e,t,n,r,i,s,a,o,l)}set(e,t,n,r,i,s,a,o,l){const u=this.elements;return u[0]=e,u[1]=r,u[2]=a,u[3]=t,u[4]=i,u[5]=o,u[6]=n,u[7]=s,u[8]=l,this}identity(){return this.set(1,0,0,0,1,0,0,0,1),this}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],this}extractBasis(e,t,n){return e.setFromMatrix3Column(this,0),t.setFromMatrix3Column(this,1),n.setFromMatrix3Column(this,2),this}setFromMatrix4(e){const t=e.elements;return this.set(t[0],t[4],t[8],t[1],t[5],t[9],t[2],t[6],t[10]),this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,r=t.elements,i=this.elements,s=n[0],a=n[3],o=n[6],l=n[1],u=n[4],c=n[7],h=n[2],d=n[5],A=n[8],p=r[0],f=r[3],m=r[6],g=r[1],_=r[4],v=r[7],y=r[2],b=r[5],x=r[8];return i[0]=s*p+a*g+o*y,i[3]=s*f+a*_+o*b,i[6]=s*m+a*v+o*x,i[1]=l*p+u*g+c*y,i[4]=l*f+u*_+c*b,i[7]=l*m+u*v+c*x,i[2]=h*p+d*g+A*y,i[5]=h*f+d*_+A*b,i[8]=h*m+d*v+A*x,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[3]*=e,t[6]*=e,t[1]*=e,t[4]*=e,t[7]*=e,t[2]*=e,t[5]*=e,t[8]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[1],r=e[2],i=e[3],s=e[4],a=e[5],o=e[6],l=e[7],u=e[8];return t*s*u-t*a*l-n*i*u+n*a*o+r*i*l-r*s*o}invert(){const e=this.elements,t=e[0],n=e[1],r=e[2],i=e[3],s=e[4],a=e[5],o=e[6],l=e[7],u=e[8],c=u*s-a*l,h=a*o-u*i,d=l*i-s*o,A=t*c+n*h+r*d;if(0===A)return this.set(0,0,0,0,0,0,0,0,0);const p=1/A;return e[0]=c*p,e[1]=(r*l-u*n)*p,e[2]=(a*n-r*s)*p,e[3]=h*p,e[4]=(u*t-r*o)*p,e[5]=(r*i-a*t)*p,e[6]=d*p,e[7]=(n*o-l*t)*p,e[8]=(s*t-n*i)*p,this}transpose(){let e;const t=this.elements;return e=t[1],t[1]=t[3],t[3]=e,e=t[2],t[2]=t[6],t[6]=e,e=t[5],t[5]=t[7],t[7]=e,this}getNormalMatrix(e){return this.setFromMatrix4(e).invert().transpose()}transposeIntoArray(e){const t=this.elements;return e[0]=t[0],e[1]=t[3],e[2]=t[6],e[3]=t[1],e[4]=t[4],e[5]=t[7],e[6]=t[2],e[7]=t[5],e[8]=t[8],this}setUvTransform(e,t,n,r,i,s,a){const o=Math.cos(i),l=Math.sin(i);return this.set(n*o,n*l,-n*(o*s+l*a)+s+e,-r*l,r*o,-r*(-l*s+o*a)+a+t,0,0,1),this}scale(e,t){return this.premultiply(xn.makeScale(e,t)),this}rotate(e){return this.premultiply(xn.makeRotation(-e)),this}translate(e,t){return this.premultiply(xn.makeTranslation(e,t)),this}makeTranslation(e,t){return e.isVector2?this.set(1,0,e.x,0,1,e.y,0,0,1):this.set(1,0,e,0,1,t,0,0,1),this}makeRotation(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,n,t,0,0,0,1),this}makeScale(e,t){return this.set(e,0,0,0,t,0,0,0,1),this}equals(e){const t=this.elements,n=e.elements;for(let e=0;e<9;e++)if(t[e]!==n[e])return!1;return!0}fromArray(e,t=0){for(let n=0;n<9;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e}clone(){return(new this.constructor).fromArray(this.elements)}}const xn=new bn,Tn=(new bn).set(.4123908,.3575843,.1804808,.212639,.7151687,.0721923,.0193308,.1191948,.9505322),Sn=(new bn).set(3.2409699,-1.5373832,-.4986108,-.9692436,1.8759675,.0415551,.0556301,-.203977,1.0569715);function wn(){const e={enabled:!0,workingColorSpace:Et,spaces:{},convert:function(e,t,n){return!1!==this.enabled&&t!==n&&t&&n?(this.spaces[t].transfer===Rt&&(e.r=En(e.r),e.g=En(e.g),e.b=En(e.b)),this.spaces[t].primaries!==this.spaces[n].primaries&&(e.applyMatrix3(this.spaces[t].toXYZ),e.applyMatrix3(this.spaces[n].fromXYZ)),this.spaces[n].transfer===Rt&&(e.r=Cn(e.r),e.g=Cn(e.g),e.b=Cn(e.b)),e):e},workingToColorSpace:function(e,t){return this.convert(e,this.workingColorSpace,t)},colorSpaceToWorking:function(e,t){return this.convert(e,t,this.workingColorSpace)},getPrimaries:function(e){return this.spaces[e].primaries},getTransfer:function(e){return e===wt?Ct:this.spaces[e].transfer},getToneMappingMode:function(e){return this.spaces[e].outputColorSpaceConfig.toneMappingMode||"standard"},getLuminanceCoefficients:function(e,t=this.workingColorSpace){return e.fromArray(this.spaces[t].luminanceCoefficients)},define:function(e){Object.assign(this.spaces,e)},_getMatrix:function(e,t,n){return e.copy(this.spaces[t].toXYZ).multiply(this.spaces[n].fromXYZ)},_getDrawingBufferColorSpace:function(e){return this.spaces[e].outputColorSpaceConfig.drawingBufferColorSpace},_getUnpackColorSpace:function(e=this.workingColorSpace){return this.spaces[e].workingColorSpaceConfig.unpackColorSpace},fromWorkingColorSpace:function(t,n){return tn("ColorManagement: .fromWorkingColorSpace() has been renamed to .workingToColorSpace()."),e.workingToColorSpace(t,n)},toWorkingColorSpace:function(t,n){return tn("ColorManagement: .toWorkingColorSpace() has been renamed to .colorSpaceToWorking()."),e.colorSpaceToWorking(t,n)}},t=[.64,.33,.3,.6,.15,.06],n=[.2126,.7152,.0722],r=[.3127,.329];return e.define({[Et]:{primaries:t,whitePoint:r,transfer:Ct,toXYZ:Tn,fromXYZ:Sn,luminanceCoefficients:n,workingColorSpaceConfig:{unpackColorSpace:Mt},outputColorSpaceConfig:{drawingBufferColorSpace:Mt}},[Mt]:{primaries:t,whitePoint:r,transfer:Rt,toXYZ:Tn,fromXYZ:Sn,luminanceCoefficients:n,outputColorSpaceConfig:{drawingBufferColorSpace:Mt}}}),e}const Mn=wn();function En(e){return e<.04045?.0773993808*e:Math.pow(.9478672986*e+.0521327014,2.4)}function Cn(e){return e<.0031308?12.92*e:1.055*Math.pow(e,.41666)-.055}let Rn;class Nn{static getDataURL(e,t="image/png"){if(/^data:/i.test(e.src))return e.src;if("undefined"==typeof HTMLCanvasElement)return e.src;let n;if(e instanceof HTMLCanvasElement)n=e;else{void 0===Rn&&(Rn=$t("canvas")),Rn.width=e.width,Rn.height=e.height;const t=Rn.getContext("2d");e instanceof ImageData?t.putImageData(e,0,0):t.drawImage(e,0,0,e.width,e.height),n=Rn}return n.toDataURL(t)}static sRGBToLinear(e){if("undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap){const t=$t("canvas");t.width=e.width,t.height=e.height;const n=t.getContext("2d");n.drawImage(e,0,0,e.width,e.height);const r=n.getImageData(0,0,e.width,e.height),i=r.data;for(let e=0;e<i.length;e++)i[e]=255*En(i[e]/255);return n.putImageData(r,0,0),t}if(e.data){const t=e.data.slice(0);for(let e=0;e<t.length;e++)t instanceof Uint8Array||t instanceof Uint8ClampedArray?t[e]=Math.floor(255*En(t[e]/255)):t[e]=En(t[e]);return{data:t,width:e.width,height:e.height}}return Jt("ImageUtils.sRGBToLinear(): Unsupported image type. No color space conversion applied."),e}}let Pn=0;class Dn{constructor(e=null){this.isSource=!0,Object.defineProperty(this,"id",{value:Pn++}),this.uuid=un(),this.data=e,this.dataReady=!0,this.version=0}getSize(e){const t=this.data;return"undefined"!=typeof HTMLVideoElement&&t instanceof HTMLVideoElement?e.set(t.videoWidth,t.videoHeight,0):"undefined"!=typeof VideoFrame&&t instanceof VideoFrame?e.set(t.displayHeight,t.displayWidth,0):null!==t?e.set(t.width,t.height,t.depth||0):e.set(0,0,0),e}set needsUpdate(e){!0===e&&this.version++}toJSON(e){const t=void 0===e||"string"==typeof e;if(!t&&void 0!==e.images[this.uuid])return e.images[this.uuid];const n={uuid:this.uuid,url:""},r=this.data;if(null!==r){let e;if(Array.isArray(r)){e=[];for(let t=0,n=r.length;t<n;t++)r[t].isDataTexture?e.push(Ln(r[t].image)):e.push(Ln(r[t]))}else e=Ln(r);n.url=e}return t||(e.images[this.uuid]=n),n}}function Ln(e){return"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap?Nn.getDataURL(e):e.data?{data:Array.from(e.data),width:e.width,height:e.height,type:e.data.constructor.name}:(Jt("Texture: Unable to serialize Texture."),{})}let In=0;const On=new _n;class Un extends rn{constructor(e=Un.DEFAULT_IMAGE,t=Un.DEFAULT_MAPPING,n=1001,r=1001,i=1006,s=1008,a=1023,o=ye,l=Un.DEFAULT_ANISOTROPY,u=""){super(),this.isTexture=!0,Object.defineProperty(this,"id",{value:In++}),this.uuid=un(),this.name="",this.source=new Dn(e),this.mipmaps=[],this.mapping=t,this.channel=0,this.wrapS=n,this.wrapT=r,this.magFilter=i,this.minFilter=s,this.anisotropy=l,this.format=a,this.internalFormat=null,this.type=o,this.offset=new mn(0,0),this.repeat=new mn(1,1),this.center=new mn(0,0),this.rotation=0,this.matrixAutoUpdate=!0,this.matrix=new bn,this.generateMipmaps=!0,this.premultiplyAlpha=!1,this.flipY=!0,this.unpackAlignment=4,this.colorSpace=u,this.userData={},this.updateRanges=[],this.version=0,this.onUpdate=null,this.renderTarget=null,this.isRenderTargetTexture=!1,this.isArrayTexture=!!(e&&e.depth&&e.depth>1),this.pmremVersion=0}get width(){return this.source.getSize(On).x}get height(){return this.source.getSize(On).y}get depth(){return this.source.getSize(On).z}get image(){return this.source.data}set image(e=null){this.source.data=e}updateMatrix(){this.matrix.setUvTransform(this.offset.x,this.offset.y,this.repeat.x,this.repeat.y,this.rotation,this.center.x,this.center.y)}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}clone(){return(new this.constructor).copy(this)}copy(e){return this.name=e.name,this.source=e.source,this.mipmaps=e.mipmaps.slice(0),this.mapping=e.mapping,this.channel=e.channel,this.wrapS=e.wrapS,this.wrapT=e.wrapT,this.magFilter=e.magFilter,this.minFilter=e.minFilter,this.anisotropy=e.anisotropy,this.format=e.format,this.internalFormat=e.internalFormat,this.type=e.type,this.offset.copy(e.offset),this.repeat.copy(e.repeat),this.center.copy(e.center),this.rotation=e.rotation,this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrix.copy(e.matrix),this.generateMipmaps=e.generateMipmaps,this.premultiplyAlpha=e.premultiplyAlpha,this.flipY=e.flipY,this.unpackAlignment=e.unpackAlignment,this.colorSpace=e.colorSpace,this.renderTarget=e.renderTarget,this.isRenderTargetTexture=e.isRenderTargetTexture,this.isArrayTexture=e.isArrayTexture,this.userData=JSON.parse(JSON.stringify(e.userData)),this.needsUpdate=!0,this}setValues(e){for(const t in e){const n=e[t];if(void 0===n){Jt(`Texture.setValues(): parameter '${t}' has value of undefined.`);continue}const r=this[t];void 0!==r?r&&n&&r.isVector2&&n.isVector2||r&&n&&r.isVector3&&n.isVector3||r&&n&&r.isMatrix3&&n.isMatrix3?r.copy(n):this[t]=n:Jt(`Texture.setValues(): property '${t}' does not exist.`)}}toJSON(e){const t=void 0===e||"string"==typeof e;if(!t&&void 0!==e.textures[this.uuid])return e.textures[this.uuid];const n={metadata:{version:4.7,type:"Texture",generator:"Texture.toJSON"},uuid:this.uuid,name:this.name,image:this.source.toJSON(e).uuid,mapping:this.mapping,channel:this.channel,repeat:[this.repeat.x,this.repeat.y],offset:[this.offset.x,this.offset.y],center:[this.center.x,this.center.y],rotation:this.rotation,wrap:[this.wrapS,this.wrapT],format:this.format,internalFormat:this.internalFormat,type:this.type,colorSpace:this.colorSpace,minFilter:this.minFilter,magFilter:this.magFilter,anisotropy:this.anisotropy,flipY:this.flipY,generateMipmaps:this.generateMipmaps,premultiplyAlpha:this.premultiplyAlpha,unpackAlignment:this.unpackAlignment};return Object.keys(this.userData).length>0&&(n.userData=this.userData),t||(e.textures[this.uuid]=n),n}dispose(){this.dispatchEvent({type:"dispose"})}transformUv(e){if(300!==this.mapping)return e;if(e.applyMatrix3(this.matrix),e.x<0||e.x>1)switch(this.wrapS){case he:e.x=e.x-Math.floor(e.x);break;case de:e.x=e.x<0?0:1;break;case Ae:1===Math.abs(Math.floor(e.x)%2)?e.x=Math.ceil(e.x)-e.x:e.x=e.x-Math.floor(e.x)}if(e.y<0||e.y>1)switch(this.wrapT){case he:e.y=e.y-Math.floor(e.y);break;case de:e.y=e.y<0?0:1;break;case Ae:1===Math.abs(Math.floor(e.y)%2)?e.y=Math.ceil(e.y)-e.y:e.y=e.y-Math.floor(e.y)}return this.flipY&&(e.y=1-e.y),e}set needsUpdate(e){!0===e&&(this.version++,this.source.needsUpdate=!0)}set needsPMREMUpdate(e){!0===e&&this.pmremVersion++}}Un.DEFAULT_IMAGE=null,Un.DEFAULT_MAPPING=300,Un.DEFAULT_ANISOTROPY=1;class Bn{constructor(e=0,t=0,n=0,r=1){Bn.prototype.isVector4=!0,this.x=e,this.y=t,this.z=n,this.w=r}get width(){return this.z}set width(e){this.z=e}get height(){return this.w}set height(e){this.w=e}set(e,t,n,r){return this.x=e,this.y=t,this.z=n,this.w=r,this}setScalar(e){return this.x=e,this.y=e,this.z=e,this.w=e,this}setX(e){return this.x=e,this}setY(e){return this.y=e,this}setZ(e){return this.z=e,this}setW(e){return this.w=e,this}setComponent(e,t){switch(e){case 0:this.x=t;break;case 1:this.y=t;break;case 2:this.z=t;break;case 3:this.w=t;break;default:throw new Error("index is out of range: "+e)}return this}getComponent(e){switch(e){case 0:return this.x;case 1:return this.y;case 2:return this.z;case 3:return this.w;default:throw new Error("index is out of range: "+e)}}clone(){return new this.constructor(this.x,this.y,this.z,this.w)}copy(e){return this.x=e.x,this.y=e.y,this.z=e.z,this.w=void 0!==e.w?e.w:1,this}add(e){return this.x+=e.x,this.y+=e.y,this.z+=e.z,this.w+=e.w,this}addScalar(e){return this.x+=e,this.y+=e,this.z+=e,this.w+=e,this}addVectors(e,t){return this.x=e.x+t.x,this.y=e.y+t.y,this.z=e.z+t.z,this.w=e.w+t.w,this}addScaledVector(e,t){return this.x+=e.x*t,this.y+=e.y*t,this.z+=e.z*t,this.w+=e.w*t,this}sub(e){return this.x-=e.x,this.y-=e.y,this.z-=e.z,this.w-=e.w,this}subScalar(e){return this.x-=e,this.y-=e,this.z-=e,this.w-=e,this}subVectors(e,t){return this.x=e.x-t.x,this.y=e.y-t.y,this.z=e.z-t.z,this.w=e.w-t.w,this}multiply(e){return this.x*=e.x,this.y*=e.y,this.z*=e.z,this.w*=e.w,this}multiplyScalar(e){return this.x*=e,this.y*=e,this.z*=e,this.w*=e,this}applyMatrix4(e){const t=this.x,n=this.y,r=this.z,i=this.w,s=e.elements;return this.x=s[0]*t+s[4]*n+s[8]*r+s[12]*i,this.y=s[1]*t+s[5]*n+s[9]*r+s[13]*i,this.z=s[2]*t+s[6]*n+s[10]*r+s[14]*i,this.w=s[3]*t+s[7]*n+s[11]*r+s[15]*i,this}divide(e){return this.x/=e.x,this.y/=e.y,this.z/=e.z,this.w/=e.w,this}divideScalar(e){return this.multiplyScalar(1/e)}setAxisAngleFromQuaternion(e){this.w=2*Math.acos(e.w);const t=Math.sqrt(1-e.w*e.w);return t<1e-4?(this.x=1,this.y=0,this.z=0):(this.x=e.x/t,this.y=e.y/t,this.z=e.z/t),this}setAxisAngleFromRotationMatrix(e){let t,n,r,i;const s=.01,a=.1,o=e.elements,l=o[0],u=o[4],c=o[8],h=o[1],d=o[5],A=o[9],p=o[2],f=o[6],m=o[10];if(Math.abs(u-h)<s&&Math.abs(c-p)<s&&Math.abs(A-f)<s){if(Math.abs(u+h)<a&&Math.abs(c+p)<a&&Math.abs(A+f)<a&&Math.abs(l+d+m-3)<a)return this.set(1,0,0,0),this;t=Math.PI;const e=(l+1)/2,o=(d+1)/2,g=(m+1)/2,_=(u+h)/4,v=(c+p)/4,y=(A+f)/4;return e>o&&e>g?e<s?(n=0,r=.707106781,i=.707106781):(n=Math.sqrt(e),r=_/n,i=v/n):o>g?o<s?(n=.707106781,r=0,i=.707106781):(r=Math.sqrt(o),n=_/r,i=y/r):g<s?(n=.707106781,r=.707106781,i=0):(i=Math.sqrt(g),n=v/i,r=y/i),this.set(n,r,i,t),this}let g=Math.sqrt((f-A)*(f-A)+(c-p)*(c-p)+(h-u)*(h-u));return Math.abs(g)<.001&&(g=1),this.x=(f-A)/g,this.y=(c-p)/g,this.z=(h-u)/g,this.w=Math.acos((l+d+m-1)/2),this}setFromMatrixPosition(e){const t=e.elements;return this.x=t[12],this.y=t[13],this.z=t[14],this.w=t[15],this}min(e){return this.x=Math.min(this.x,e.x),this.y=Math.min(this.y,e.y),this.z=Math.min(this.z,e.z),this.w=Math.min(this.w,e.w),this}max(e){return this.x=Math.max(this.x,e.x),this.y=Math.max(this.y,e.y),this.z=Math.max(this.z,e.z),this.w=Math.max(this.w,e.w),this}clamp(e,t){return this.x=cn(this.x,e.x,t.x),this.y=cn(this.y,e.y,t.y),this.z=cn(this.z,e.z,t.z),this.w=cn(this.w,e.w,t.w),this}clampScalar(e,t){return this.x=cn(this.x,e,t),this.y=cn(this.y,e,t),this.z=cn(this.z,e,t),this.w=cn(this.w,e,t),this}clampLength(e,t){const n=this.length();return this.divideScalar(n||1).multiplyScalar(cn(n,e,t))}floor(){return this.x=Math.floor(this.x),this.y=Math.floor(this.y),this.z=Math.floor(this.z),this.w=Math.floor(this.w),this}ceil(){return this.x=Math.ceil(this.x),this.y=Math.ceil(this.y),this.z=Math.ceil(this.z),this.w=Math.ceil(this.w),this}round(){return this.x=Math.round(this.x),this.y=Math.round(this.y),this.z=Math.round(this.z),this.w=Math.round(this.w),this}roundToZero(){return this.x=Math.trunc(this.x),this.y=Math.trunc(this.y),this.z=Math.trunc(this.z),this.w=Math.trunc(this.w),this}negate(){return this.x=-this.x,this.y=-this.y,this.z=-this.z,this.w=-this.w,this}dot(e){return this.x*e.x+this.y*e.y+this.z*e.z+this.w*e.w}lengthSq(){return this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w}length(){return Math.sqrt(this.x*this.x+this.y*this.y+this.z*this.z+this.w*this.w)}manhattanLength(){return Math.abs(this.x)+Math.abs(this.y)+Math.abs(this.z)+Math.abs(this.w)}normalize(){return this.divideScalar(this.length()||1)}setLength(e){return this.normalize().multiplyScalar(e)}lerp(e,t){return this.x+=(e.x-this.x)*t,this.y+=(e.y-this.y)*t,this.z+=(e.z-this.z)*t,this.w+=(e.w-this.w)*t,this}lerpVectors(e,t,n){return this.x=e.x+(t.x-e.x)*n,this.y=e.y+(t.y-e.y)*n,this.z=e.z+(t.z-e.z)*n,this.w=e.w+(t.w-e.w)*n,this}equals(e){return e.x===this.x&&e.y===this.y&&e.z===this.z&&e.w===this.w}fromArray(e,t=0){return this.x=e[t],this.y=e[t+1],this.z=e[t+2],this.w=e[t+3],this}toArray(e=[],t=0){return e[t]=this.x,e[t+1]=this.y,e[t+2]=this.z,e[t+3]=this.w,e}fromBufferAttribute(e,t){return this.x=e.getX(t),this.y=e.getY(t),this.z=e.getZ(t),this.w=e.getW(t),this}random(){return this.x=Math.random(),this.y=Math.random(),this.z=Math.random(),this.w=Math.random(),this}*[Symbol.iterator](){yield this.x,yield this.y,yield this.z,yield this.w}}class Fn extends rn{constructor(e=1,t=1,n={}){super(),n=Object.assign({generateMipmaps:!1,internalFormat:null,minFilter:ge,depthBuffer:!0,stencilBuffer:!1,resolveDepthBuffer:!0,resolveStencilBuffer:!0,depthTexture:null,samples:0,count:1,depth:1,multiview:!1},n),this.isRenderTarget=!0,this.width=e,this.height=t,this.depth=n.depth,this.scissor=new Bn(0,0,e,t),this.scissorTest=!1,this.viewport=new Bn(0,0,e,t),this.textures=[];const r={width:e,height:t,depth:n.depth},i=new Un(r),s=n.count;for(let e=0;e<s;e++)this.textures[e]=i.clone(),this.textures[e].isRenderTargetTexture=!0,this.textures[e].renderTarget=this;this._setTextureOptions(n),this.depthBuffer=n.depthBuffer,this.stencilBuffer=n.stencilBuffer,this.resolveDepthBuffer=n.resolveDepthBuffer,this.resolveStencilBuffer=n.resolveStencilBuffer,this._depthTexture=null,this.depthTexture=n.depthTexture,this.samples=n.samples,this.multiview=n.multiview}_setTextureOptions(e={}){const t={minFilter:ge,generateMipmaps:!1,flipY:!1,internalFormat:null};void 0!==e.mapping&&(t.mapping=e.mapping),void 0!==e.wrapS&&(t.wrapS=e.wrapS),void 0!==e.wrapT&&(t.wrapT=e.wrapT),void 0!==e.wrapR&&(t.wrapR=e.wrapR),void 0!==e.magFilter&&(t.magFilter=e.magFilter),void 0!==e.minFilter&&(t.minFilter=e.minFilter),void 0!==e.format&&(t.format=e.format),void 0!==e.type&&(t.type=e.type),void 0!==e.anisotropy&&(t.anisotropy=e.anisotropy),void 0!==e.colorSpace&&(t.colorSpace=e.colorSpace),void 0!==e.flipY&&(t.flipY=e.flipY),void 0!==e.generateMipmaps&&(t.generateMipmaps=e.generateMipmaps),void 0!==e.internalFormat&&(t.internalFormat=e.internalFormat);for(let e=0;e<this.textures.length;e++){this.textures[e].setValues(t)}}get texture(){return this.textures[0]}set texture(e){this.textures[0]=e}set depthTexture(e){null!==this._depthTexture&&(this._depthTexture.renderTarget=null),null!==e&&(e.renderTarget=this),this._depthTexture=e}get depthTexture(){return this._depthTexture}setSize(e,t,n=1){if(this.width!==e||this.height!==t||this.depth!==n){this.width=e,this.height=t,this.depth=n;for(let r=0,i=this.textures.length;r<i;r++)this.textures[r].image.width=e,this.textures[r].image.height=t,this.textures[r].image.depth=n,!0!==this.textures[r].isData3DTexture&&(this.textures[r].isArrayTexture=this.textures[r].image.depth>1);this.dispose()}this.viewport.set(0,0,e,t),this.scissor.set(0,0,e,t)}clone(){return(new this.constructor).copy(this)}copy(e){this.width=e.width,this.height=e.height,this.depth=e.depth,this.scissor.copy(e.scissor),this.scissorTest=e.scissorTest,this.viewport.copy(e.viewport),this.textures.length=0;for(let t=0,n=e.textures.length;t<n;t++){this.textures[t]=e.textures[t].clone(),this.textures[t].isRenderTargetTexture=!0,this.textures[t].renderTarget=this;const n=Object.assign({},e.textures[t].image);this.textures[t].source=new Dn(n)}return this.depthBuffer=e.depthBuffer,this.stencilBuffer=e.stencilBuffer,this.resolveDepthBuffer=e.resolveDepthBuffer,this.resolveStencilBuffer=e.resolveStencilBuffer,null!==e.depthTexture&&(this.depthTexture=e.depthTexture.clone()),this.samples=e.samples,this}dispose(){this.dispatchEvent({type:"dispose"})}}class kn extends Fn{constructor(e=1,t=1,n={}){super(e,t,n),this.isWebGLRenderTarget=!0}}class qn extends Un{constructor(e=null,t=1,n=1,r=1){super(null),this.isDataArrayTexture=!0,this.image={data:e,width:t,height:n,depth:r},this.magFilter=pe,this.minFilter=pe,this.wrapR=de,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1,this.layerUpdates=new Set}addLayerUpdate(e){this.layerUpdates.add(e)}clearLayerUpdates(){this.layerUpdates.clear()}}class Vn extends Un{constructor(e=null,t=1,n=1,r=1){super(null),this.isData3DTexture=!0,this.image={data:e,width:t,height:n,depth:r},this.magFilter=pe,this.minFilter=pe,this.wrapR=de,this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class zn{constructor(e,t,n,r,i,s,a,o,l,u,c,h,d,A,p,f){zn.prototype.isMatrix4=!0,this.elements=[1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1],void 0!==e&&this.set(e,t,n,r,i,s,a,o,l,u,c,h,d,A,p,f)}set(e,t,n,r,i,s,a,o,l,u,c,h,d,A,p,f){const m=this.elements;return m[0]=e,m[4]=t,m[8]=n,m[12]=r,m[1]=i,m[5]=s,m[9]=a,m[13]=o,m[2]=l,m[6]=u,m[10]=c,m[14]=h,m[3]=d,m[7]=A,m[11]=p,m[15]=f,this}identity(){return this.set(1,0,0,0,0,1,0,0,0,0,1,0,0,0,0,1),this}clone(){return(new zn).fromArray(this.elements)}copy(e){const t=this.elements,n=e.elements;return t[0]=n[0],t[1]=n[1],t[2]=n[2],t[3]=n[3],t[4]=n[4],t[5]=n[5],t[6]=n[6],t[7]=n[7],t[8]=n[8],t[9]=n[9],t[10]=n[10],t[11]=n[11],t[12]=n[12],t[13]=n[13],t[14]=n[14],t[15]=n[15],this}copyPosition(e){const t=this.elements,n=e.elements;return t[12]=n[12],t[13]=n[13],t[14]=n[14],this}setFromMatrix3(e){const t=e.elements;return this.set(t[0],t[3],t[6],0,t[1],t[4],t[7],0,t[2],t[5],t[8],0,0,0,0,1),this}extractBasis(e,t,n){return 0===this.determinant()?(e.set(1,0,0),t.set(0,1,0),n.set(0,0,1),this):(e.setFromMatrixColumn(this,0),t.setFromMatrixColumn(this,1),n.setFromMatrixColumn(this,2),this)}makeBasis(e,t,n){return this.set(e.x,t.x,n.x,0,e.y,t.y,n.y,0,e.z,t.z,n.z,0,0,0,0,1),this}extractRotation(e){if(0===e.determinant())return this.identity();const t=this.elements,n=e.elements,r=1/Gn.setFromMatrixColumn(e,0).length(),i=1/Gn.setFromMatrixColumn(e,1).length(),s=1/Gn.setFromMatrixColumn(e,2).length();return t[0]=n[0]*r,t[1]=n[1]*r,t[2]=n[2]*r,t[3]=0,t[4]=n[4]*i,t[5]=n[5]*i,t[6]=n[6]*i,t[7]=0,t[8]=n[8]*s,t[9]=n[9]*s,t[10]=n[10]*s,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromEuler(e){const t=this.elements,n=e.x,r=e.y,i=e.z,s=Math.cos(n),a=Math.sin(n),o=Math.cos(r),l=Math.sin(r),u=Math.cos(i),c=Math.sin(i);if("XYZ"===e.order){const e=s*u,n=s*c,r=a*u,i=a*c;t[0]=o*u,t[4]=-o*c,t[8]=l,t[1]=n+r*l,t[5]=e-i*l,t[9]=-a*o,t[2]=i-e*l,t[6]=r+n*l,t[10]=s*o}else if("YXZ"===e.order){const e=o*u,n=o*c,r=l*u,i=l*c;t[0]=e+i*a,t[4]=r*a-n,t[8]=s*l,t[1]=s*c,t[5]=s*u,t[9]=-a,t[2]=n*a-r,t[6]=i+e*a,t[10]=s*o}else if("ZXY"===e.order){const e=o*u,n=o*c,r=l*u,i=l*c;t[0]=e-i*a,t[4]=-s*c,t[8]=r+n*a,t[1]=n+r*a,t[5]=s*u,t[9]=i-e*a,t[2]=-s*l,t[6]=a,t[10]=s*o}else if("ZYX"===e.order){const e=s*u,n=s*c,r=a*u,i=a*c;t[0]=o*u,t[4]=r*l-n,t[8]=e*l+i,t[1]=o*c,t[5]=i*l+e,t[9]=n*l-r,t[2]=-l,t[6]=a*o,t[10]=s*o}else if("YZX"===e.order){const e=s*o,n=s*l,r=a*o,i=a*l;t[0]=o*u,t[4]=i-e*c,t[8]=r*c+n,t[1]=c,t[5]=s*u,t[9]=-a*u,t[2]=-l*u,t[6]=n*c+r,t[10]=e-i*c}else if("XZY"===e.order){const e=s*o,n=s*l,r=a*o,i=a*l;t[0]=o*u,t[4]=-c,t[8]=l*u,t[1]=e*c+i,t[5]=s*u,t[9]=n*c-r,t[2]=r*c-n,t[6]=a*u,t[10]=i*c+e}return t[3]=0,t[7]=0,t[11]=0,t[12]=0,t[13]=0,t[14]=0,t[15]=1,this}makeRotationFromQuaternion(e){return this.compose(jn,e,Wn)}lookAt(e,t,n){const r=this.elements;return Qn.subVectors(e,t),0===Qn.lengthSq()&&(Qn.z=1),Qn.normalize(),Xn.crossVectors(n,Qn),0===Xn.lengthSq()&&(1===Math.abs(n.z)?Qn.x+=1e-4:Qn.z+=1e-4,Qn.normalize(),Xn.crossVectors(n,Qn)),Xn.normalize(),$n.crossVectors(Qn,Xn),r[0]=Xn.x,r[4]=$n.x,r[8]=Qn.x,r[1]=Xn.y,r[5]=$n.y,r[9]=Qn.y,r[2]=Xn.z,r[6]=$n.z,r[10]=Qn.z,this}multiply(e){return this.multiplyMatrices(this,e)}premultiply(e){return this.multiplyMatrices(e,this)}multiplyMatrices(e,t){const n=e.elements,r=t.elements,i=this.elements,s=n[0],a=n[4],o=n[8],l=n[12],u=n[1],c=n[5],h=n[9],d=n[13],A=n[2],p=n[6],f=n[10],m=n[14],g=n[3],_=n[7],v=n[11],y=n[15],b=r[0],x=r[4],T=r[8],S=r[12],w=r[1],M=r[5],E=r[9],C=r[13],R=r[2],N=r[6],P=r[10],D=r[14],L=r[3],I=r[7],O=r[11],U=r[15];return i[0]=s*b+a*w+o*R+l*L,i[4]=s*x+a*M+o*N+l*I,i[8]=s*T+a*E+o*P+l*O,i[12]=s*S+a*C+o*D+l*U,i[1]=u*b+c*w+h*R+d*L,i[5]=u*x+c*M+h*N+d*I,i[9]=u*T+c*E+h*P+d*O,i[13]=u*S+c*C+h*D+d*U,i[2]=A*b+p*w+f*R+m*L,i[6]=A*x+p*M+f*N+m*I,i[10]=A*T+p*E+f*P+m*O,i[14]=A*S+p*C+f*D+m*U,i[3]=g*b+_*w+v*R+y*L,i[7]=g*x+_*M+v*N+y*I,i[11]=g*T+_*E+v*P+y*O,i[15]=g*S+_*C+v*D+y*U,this}multiplyScalar(e){const t=this.elements;return t[0]*=e,t[4]*=e,t[8]*=e,t[12]*=e,t[1]*=e,t[5]*=e,t[9]*=e,t[13]*=e,t[2]*=e,t[6]*=e,t[10]*=e,t[14]*=e,t[3]*=e,t[7]*=e,t[11]*=e,t[15]*=e,this}determinant(){const e=this.elements,t=e[0],n=e[4],r=e[8],i=e[12],s=e[1],a=e[5],o=e[9],l=e[13],u=e[2],c=e[6],h=e[10],d=e[14],A=e[3],p=e[7],f=e[11],m=e[15],g=o*d-l*h,_=a*d-l*c,v=a*h-o*c,y=s*d-l*u,b=s*h-o*u,x=s*c-a*u;return t*(p*g-f*_+m*v)-n*(A*g-f*y+m*b)+r*(A*_-p*y+m*x)-i*(A*v-p*b+f*x)}transpose(){const e=this.elements;let t;return t=e[1],e[1]=e[4],e[4]=t,t=e[2],e[2]=e[8],e[8]=t,t=e[6],e[6]=e[9],e[9]=t,t=e[3],e[3]=e[12],e[12]=t,t=e[7],e[7]=e[13],e[13]=t,t=e[11],e[11]=e[14],e[14]=t,this}setPosition(e,t,n){const r=this.elements;return e.isVector3?(r[12]=e.x,r[13]=e.y,r[14]=e.z):(r[12]=e,r[13]=t,r[14]=n),this}invert(){const e=this.elements,t=e[0],n=e[1],r=e[2],i=e[3],s=e[4],a=e[5],o=e[6],l=e[7],u=e[8],c=e[9],h=e[10],d=e[11],A=e[12],p=e[13],f=e[14],m=e[15],g=t*a-n*s,_=t*o-r*s,v=t*l-i*s,y=n*o-r*a,b=n*l-i*a,x=r*l-i*o,T=u*p-c*A,S=u*f-h*A,w=u*m-d*A,M=c*f-h*p,E=c*m-d*p,C=h*m-d*f,R=g*C-_*E+v*M+y*w-b*S+x*T;if(0===R)return this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0);const N=1/R;return e[0]=(a*C-o*E+l*M)*N,e[1]=(r*E-n*C-i*M)*N,e[2]=(p*x-f*b+m*y)*N,e[3]=(h*b-c*x-d*y)*N,e[4]=(o*w-s*C-l*S)*N,e[5]=(t*C-r*w+i*S)*N,e[6]=(f*v-A*x-m*_)*N,e[7]=(u*x-h*v+d*_)*N,e[8]=(s*E-a*w+l*T)*N,e[9]=(n*w-t*E-i*T)*N,e[10]=(A*b-p*v+m*g)*N,e[11]=(c*v-u*b-d*g)*N,e[12]=(a*S-s*M-o*T)*N,e[13]=(t*M-n*S+r*T)*N,e[14]=(p*_-A*y-f*g)*N,e[15]=(u*y-c*_+h*g)*N,this}scale(e){const t=this.elements,n=e.x,r=e.y,i=e.z;return t[0]*=n,t[4]*=r,t[8]*=i,t[1]*=n,t[5]*=r,t[9]*=i,t[2]*=n,t[6]*=r,t[10]*=i,t[3]*=n,t[7]*=r,t[11]*=i,this}getMaxScaleOnAxis(){const e=this.elements,t=e[0]*e[0]+e[1]*e[1]+e[2]*e[2],n=e[4]*e[4]+e[5]*e[5]+e[6]*e[6],r=e[8]*e[8]+e[9]*e[9]+e[10]*e[10];return Math.sqrt(Math.max(t,n,r))}makeTranslation(e,t,n){return e.isVector3?this.set(1,0,0,e.x,0,1,0,e.y,0,0,1,e.z,0,0,0,1):this.set(1,0,0,e,0,1,0,t,0,0,1,n,0,0,0,1),this}makeRotationX(e){const t=Math.cos(e),n=Math.sin(e);return this.set(1,0,0,0,0,t,-n,0,0,n,t,0,0,0,0,1),this}makeRotationY(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,0,n,0,0,1,0,0,-n,0,t,0,0,0,0,1),this}makeRotationZ(e){const t=Math.cos(e),n=Math.sin(e);return this.set(t,-n,0,0,n,t,0,0,0,0,1,0,0,0,0,1),this}makeRotationAxis(e,t){const n=Math.cos(t),r=Math.sin(t),i=1-n,s=e.x,a=e.y,o=e.z,l=i*s,u=i*a;return this.set(l*s+n,l*a-r*o,l*o+r*a,0,l*a+r*o,u*a+n,u*o-r*s,0,l*o-r*a,u*o+r*s,i*o*o+n,0,0,0,0,1),this}makeScale(e,t,n){return this.set(e,0,0,0,0,t,0,0,0,0,n,0,0,0,0,1),this}makeShear(e,t,n,r,i,s){return this.set(1,n,i,0,e,1,s,0,t,r,1,0,0,0,0,1),this}compose(e,t,n){const r=this.elements,i=t._x,s=t._y,a=t._z,o=t._w,l=i+i,u=s+s,c=a+a,h=i*l,d=i*u,A=i*c,p=s*u,f=s*c,m=a*c,g=o*l,_=o*u,v=o*c,y=n.x,b=n.y,x=n.z;return r[0]=(1-(p+m))*y,r[1]=(d+v)*y,r[2]=(A-_)*y,r[3]=0,r[4]=(d-v)*b,r[5]=(1-(h+m))*b,r[6]=(f+g)*b,r[7]=0,r[8]=(A+_)*x,r[9]=(f-g)*x,r[10]=(1-(h+p))*x,r[11]=0,r[12]=e.x,r[13]=e.y,r[14]=e.z,r[15]=1,this}decompose(e,t,n){const r=this.elements;e.x=r[12],e.y=r[13],e.z=r[14];const i=this.determinant();if(0===i)return n.set(1,1,1),t.identity(),this;let s=Gn.set(r[0],r[1],r[2]).length();const a=Gn.set(r[4],r[5],r[6]).length(),o=Gn.set(r[8],r[9],r[10]).length();i<0&&(s=-s),Hn.copy(this);const l=1/s,u=1/a,c=1/o;return Hn.elements[0]*=l,Hn.elements[1]*=l,Hn.elements[2]*=l,Hn.elements[4]*=u,Hn.elements[5]*=u,Hn.elements[6]*=u,Hn.elements[8]*=c,Hn.elements[9]*=c,Hn.elements[10]*=c,t.setFromRotationMatrix(Hn),n.x=s,n.y=a,n.z=o,this}makePerspective(e,t,n,r,i,s,a=2e3,o=!1){const l=this.elements,u=2*i/(t-e),c=2*i/(n-r),h=(t+e)/(t-e),d=(n+r)/(n-r);let A,p;if(o)A=i/(s-i),p=s*i/(s-i);else if(a===zt)A=-(s+i)/(s-i),p=-2*s*i/(s-i);else{if(a!==Gt)throw new Error("THREE.Matrix4.makePerspective(): Invalid coordinate system: "+a);A=-s/(s-i),p=-s*i/(s-i)}return l[0]=u,l[4]=0,l[8]=h,l[12]=0,l[1]=0,l[5]=c,l[9]=d,l[13]=0,l[2]=0,l[6]=0,l[10]=A,l[14]=p,l[3]=0,l[7]=0,l[11]=-1,l[15]=0,this}makeOrthographic(e,t,n,r,i,s,a=2e3,o=!1){const l=this.elements,u=2/(t-e),c=2/(n-r),h=-(t+e)/(t-e),d=-(n+r)/(n-r);let A,p;if(o)A=1/(s-i),p=s/(s-i);else if(a===zt)A=-2/(s-i),p=-(s+i)/(s-i);else{if(a!==Gt)throw new Error("THREE.Matrix4.makeOrthographic(): Invalid coordinate system: "+a);A=-1/(s-i),p=-i/(s-i)}return l[0]=u,l[4]=0,l[8]=0,l[12]=h,l[1]=0,l[5]=c,l[9]=0,l[13]=d,l[2]=0,l[6]=0,l[10]=A,l[14]=p,l[3]=0,l[7]=0,l[11]=0,l[15]=1,this}equals(e){const t=this.elements,n=e.elements;for(let e=0;e<16;e++)if(t[e]!==n[e])return!1;return!0}fromArray(e,t=0){for(let n=0;n<16;n++)this.elements[n]=e[n+t];return this}toArray(e=[],t=0){const n=this.elements;return e[t]=n[0],e[t+1]=n[1],e[t+2]=n[2],e[t+3]=n[3],e[t+4]=n[4],e[t+5]=n[5],e[t+6]=n[6],e[t+7]=n[7],e[t+8]=n[8],e[t+9]=n[9],e[t+10]=n[10],e[t+11]=n[11],e[t+12]=n[12],e[t+13]=n[13],e[t+14]=n[14],e[t+15]=n[15],e}}const Gn=new _n,Hn=new zn,jn=new _n(0,0,0),Wn=new _n(1,1,1),Xn=new _n,$n=new _n,Qn=new _n,Yn=new zn,Kn=new gn;class Zn{constructor(e=0,t=0,n=0,r=Zn.DEFAULT_ORDER){this.isEuler=!0,this._x=e,this._y=t,this._z=n,this._order=r}get x(){return this._x}set x(e){this._x=e,this._onChangeCallback()}get y(){return this._y}set y(e){this._y=e,this._onChangeCallback()}get z(){return this._z}set z(e){this._z=e,this._onChangeCallback()}get order(){return this._order}set order(e){this._order=e,this._onChangeCallback()}set(e,t,n,r=this._order){return this._x=e,this._y=t,this._z=n,this._order=r,this._onChangeCallback(),this}clone(){return new this.constructor(this._x,this._y,this._z,this._order)}copy(e){return this._x=e._x,this._y=e._y,this._z=e._z,this._order=e._order,this._onChangeCallback(),this}setFromRotationMatrix(e,t=this._order,n=!0){const r=e.elements,i=r[0],s=r[4],a=r[8],o=r[1],l=r[5],u=r[9],c=r[2],h=r[6],d=r[10];switch(t){case"XYZ":this._y=Math.asin(cn(a,-1,1)),Math.abs(a)<.9999999?(this._x=Math.atan2(-u,d),this._z=Math.atan2(-s,i)):(this._x=Math.atan2(h,l),this._z=0);break;case"YXZ":this._x=Math.asin(-cn(u,-1,1)),Math.abs(u)<.9999999?(this._y=Math.atan2(a,d),this._z=Math.atan2(o,l)):(this._y=Math.atan2(-c,i),this._z=0);break;case"ZXY":this._x=Math.asin(cn(h,-1,1)),Math.abs(h)<.9999999?(this._y=Math.atan2(-c,d),this._z=Math.atan2(-s,l)):(this._y=0,this._z=Math.atan2(o,i));break;case"ZYX":this._y=Math.asin(-cn(c,-1,1)),Math.abs(c)<.9999999?(this._x=Math.atan2(h,d),this._z=Math.atan2(o,i)):(this._x=0,this._z=Math.atan2(-s,l));break;case"YZX":this._z=Math.asin(cn(o,-1,1)),Math.abs(o)<.9999999?(this._x=Math.atan2(-u,l),this._y=Math.atan2(-c,i)):(this._x=0,this._y=Math.atan2(a,d));break;case"XZY":this._z=Math.asin(-cn(s,-1,1)),Math.abs(s)<.9999999?(this._x=Math.atan2(h,l),this._y=Math.atan2(a,i)):(this._x=Math.atan2(-u,d),this._y=0);break;default:Jt("Euler: .setFromRotationMatrix() encountered an unknown order: "+t)}return this._order=t,!0===n&&this._onChangeCallback(),this}setFromQuaternion(e,t,n){return Yn.makeRotationFromQuaternion(e),this.setFromRotationMatrix(Yn,t,n)}setFromVector3(e,t=this._order){return this.set(e.x,e.y,e.z,t)}reorder(e){return Kn.setFromEuler(this),this.setFromQuaternion(Kn,e)}equals(e){return e._x===this._x&&e._y===this._y&&e._z===this._z&&e._order===this._order}fromArray(e){return this._x=e[0],this._y=e[1],this._z=e[2],void 0!==e[3]&&(this._order=e[3]),this._onChangeCallback(),this}toArray(e=[],t=0){return e[t]=this._x,e[t+1]=this._y,e[t+2]=this._z,e[t+3]=this._order,e}_onChange(e){return this._onChangeCallback=e,this}_onChangeCallback(){}*[Symbol.iterator](){yield this._x,yield this._y,yield this._z,yield this._order}}Zn.DEFAULT_ORDER="XYZ";class Jn{constructor(){this.mask=1}set(e){this.mask=1<<e>>>0}enable(e){this.mask|=1<<e}enableAll(){this.mask=-1}toggle(e){this.mask^=1<<e}disable(e){this.mask&=~(1<<e)}disableAll(){this.mask=0}test(e){return 0!==(this.mask&e.mask)}isEnabled(e){return!!(this.mask&1<<e)}}let er=0;const tr=new _n,nr=new gn,rr=new zn,ir=new _n,sr=new _n,ar=new _n,or=new gn,lr=new _n(1,0,0),ur=new _n(0,1,0),cr=new _n(0,0,1),hr={type:"added"},dr={type:"removed"},Ar={type:"childadded",child:null},pr={type:"childremoved",child:null};class fr extends rn{constructor(){super(),this.isObject3D=!0,Object.defineProperty(this,"id",{value:er++}),this.uuid=un(),this.name="",this.type="Object3D",this.parent=null,this.children=[],this.up=fr.DEFAULT_UP.clone();const e=new _n,t=new Zn,n=new gn,r=new _n(1,1,1);t._onChange(function(){n.setFromEuler(t,!1)}),n._onChange(function(){t.setFromQuaternion(n,void 0,!1)}),Object.defineProperties(this,{position:{configurable:!0,enumerable:!0,value:e},rotation:{configurable:!0,enumerable:!0,value:t},quaternion:{configurable:!0,enumerable:!0,value:n},scale:{configurable:!0,enumerable:!0,value:r},modelViewMatrix:{value:new zn},normalMatrix:{value:new bn}}),this.matrix=new zn,this.matrixWorld=new zn,this.matrixAutoUpdate=fr.DEFAULT_MATRIX_AUTO_UPDATE,this.matrixWorldAutoUpdate=fr.DEFAULT_MATRIX_WORLD_AUTO_UPDATE,this.matrixWorldNeedsUpdate=!1,this.layers=new Jn,this.visible=!0,this.castShadow=!1,this.receiveShadow=!1,this.frustumCulled=!0,this.renderOrder=0,this.animations=[],this.customDepthMaterial=void 0,this.customDistanceMaterial=void 0,this.static=!1,this.userData={},this.pivot=null}onBeforeShadow(){}onAfterShadow(){}onBeforeRender(){}onAfterRender(){}applyMatrix4(e){this.matrixAutoUpdate&&this.updateMatrix(),this.matrix.premultiply(e),this.matrix.decompose(this.position,this.quaternion,this.scale)}applyQuaternion(e){return this.quaternion.premultiply(e),this}setRotationFromAxisAngle(e,t){this.quaternion.setFromAxisAngle(e,t)}setRotationFromEuler(e){this.quaternion.setFromEuler(e,!0)}setRotationFromMatrix(e){this.quaternion.setFromRotationMatrix(e)}setRotationFromQuaternion(e){this.quaternion.copy(e)}rotateOnAxis(e,t){return nr.setFromAxisAngle(e,t),this.quaternion.multiply(nr),this}rotateOnWorldAxis(e,t){return nr.setFromAxisAngle(e,t),this.quaternion.premultiply(nr),this}rotateX(e){return this.rotateOnAxis(lr,e)}rotateY(e){return this.rotateOnAxis(ur,e)}rotateZ(e){return this.rotateOnAxis(cr,e)}translateOnAxis(e,t){return tr.copy(e).applyQuaternion(this.quaternion),this.position.add(tr.multiplyScalar(t)),this}translateX(e){return this.translateOnAxis(lr,e)}translateY(e){return this.translateOnAxis(ur,e)}translateZ(e){return this.translateOnAxis(cr,e)}localToWorld(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(this.matrixWorld)}worldToLocal(e){return this.updateWorldMatrix(!0,!1),e.applyMatrix4(rr.copy(this.matrixWorld).invert())}lookAt(e,t,n){e.isVector3?ir.copy(e):ir.set(e,t,n);const r=this.parent;this.updateWorldMatrix(!0,!1),sr.setFromMatrixPosition(this.matrixWorld),this.isCamera||this.isLight?rr.lookAt(sr,ir,this.up):rr.lookAt(ir,sr,this.up),this.quaternion.setFromRotationMatrix(rr),r&&(rr.extractRotation(r.matrixWorld),nr.setFromRotationMatrix(rr),this.quaternion.premultiply(nr.invert()))}add(e){if(arguments.length>1){for(let e=0;e<arguments.length;e++)this.add(arguments[e]);return this}return e===this?(en("Object3D.add: object can't be added as a child of itself.",e),this):(e&&e.isObject3D?(e.removeFromParent(),e.parent=this,this.children.push(e),e.dispatchEvent(hr),Ar.child=e,this.dispatchEvent(Ar),Ar.child=null):en("Object3D.add: object not an instance of THREE.Object3D.",e),this)}remove(e){if(arguments.length>1){for(let e=0;e<arguments.length;e++)this.remove(arguments[e]);return this}const t=this.children.indexOf(e);return-1!==t&&(e.parent=null,this.children.splice(t,1),e.dispatchEvent(dr),pr.child=e,this.dispatchEvent(pr),pr.child=null),this}removeFromParent(){const e=this.parent;return null!==e&&e.remove(this),this}clear(){return this.remove(...this.children)}attach(e){return this.updateWorldMatrix(!0,!1),rr.copy(this.matrixWorld).invert(),null!==e.parent&&(e.parent.updateWorldMatrix(!0,!1),rr.multiply(e.parent.matrixWorld)),e.applyMatrix4(rr),e.removeFromParent(),e.parent=this,this.children.push(e),e.updateWorldMatrix(!1,!0),e.dispatchEvent(hr),Ar.child=e,this.dispatchEvent(Ar),Ar.child=null,this}getObjectById(e){return this.getObjectByProperty("id",e)}getObjectByName(e){return this.getObjectByProperty("name",e)}getObjectByProperty(e,t){if(this[e]===t)return this;for(let n=0,r=this.children.length;n<r;n++){const r=this.children[n].getObjectByProperty(e,t);if(void 0!==r)return r}}getObjectsByProperty(e,t,n=[]){this[e]===t&&n.push(this);const r=this.children;for(let i=0,s=r.length;i<s;i++)r[i].getObjectsByProperty(e,t,n);return n}getWorldPosition(e){return this.updateWorldMatrix(!0,!1),e.setFromMatrixPosition(this.matrixWorld)}getWorldQuaternion(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(sr,e,ar),e}getWorldScale(e){return this.updateWorldMatrix(!0,!1),this.matrixWorld.decompose(sr,or,e),e}getWorldDirection(e){this.updateWorldMatrix(!0,!1);const t=this.matrixWorld.elements;return e.set(t[8],t[9],t[10]).normalize()}raycast(){}traverse(e){e(this);const t=this.children;for(let n=0,r=t.length;n<r;n++)t[n].traverse(e)}traverseVisible(e){if(!1===this.visible)return;e(this);const t=this.children;for(let n=0,r=t.length;n<r;n++)t[n].traverseVisible(e)}traverseAncestors(e){const t=this.parent;null!==t&&(e(t),t.traverseAncestors(e))}updateMatrix(){this.matrix.compose(this.position,this.quaternion,this.scale);const e=this.pivot;if(null!==e){const t=e.x,n=e.y,r=e.z,i=this.matrix.elements;i[12]+=t-i[0]*t-i[4]*n-i[8]*r,i[13]+=n-i[1]*t-i[5]*n-i[9]*r,i[14]+=r-i[2]*t-i[6]*n-i[10]*r}this.matrixWorldNeedsUpdate=!0}updateMatrixWorld(e){this.matrixAutoUpdate&&this.updateMatrix(),(this.matrixWorldNeedsUpdate||e)&&(!0===this.matrixWorldAutoUpdate&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),this.matrixWorldNeedsUpdate=!1,e=!0);const t=this.children;for(let n=0,r=t.length;n<r;n++){t[n].updateMatrixWorld(e)}}updateWorldMatrix(e,t){const n=this.parent;if(!0===e&&null!==n&&n.updateWorldMatrix(!0,!1),this.matrixAutoUpdate&&this.updateMatrix(),!0===this.matrixWorldAutoUpdate&&(null===this.parent?this.matrixWorld.copy(this.matrix):this.matrixWorld.multiplyMatrices(this.parent.matrixWorld,this.matrix)),!0===t){const e=this.children;for(let t=0,n=e.length;t<n;t++){e[t].updateWorldMatrix(!1,!0)}}}toJSON(e){const t=void 0===e||"string"==typeof e,n={};t&&(e={geometries:{},materials:{},textures:{},images:{},shapes:{},skeletons:{},animations:{},nodes:{}},n.metadata={version:4.7,type:"Object",generator:"Object3D.toJSON"});const r={};function i(t,n){return void 0===t[n.uuid]&&(t[n.uuid]=n.toJSON(e)),n.uuid}if(r.uuid=this.uuid,r.type=this.type,""!==this.name&&(r.name=this.name),!0===this.castShadow&&(r.castShadow=!0),!0===this.receiveShadow&&(r.receiveShadow=!0),!1===this.visible&&(r.visible=!1),!1===this.frustumCulled&&(r.frustumCulled=!1),0!==this.renderOrder&&(r.renderOrder=this.renderOrder),!1!==this.static&&(r.static=this.static),Object.keys(this.userData).length>0&&(r.userData=this.userData),r.layers=this.layers.mask,r.matrix=this.matrix.toArray(),r.up=this.up.toArray(),null!==this.pivot&&(r.pivot=this.pivot.toArray()),!1===this.matrixAutoUpdate&&(r.matrixAutoUpdate=!1),void 0!==this.morphTargetDictionary&&(r.morphTargetDictionary=Object.assign({},this.morphTargetDictionary)),void 0!==this.morphTargetInfluences&&(r.morphTargetInfluences=this.morphTargetInfluences.slice()),this.isInstancedMesh&&(r.type="InstancedMesh",r.count=this.count,r.instanceMatrix=this.instanceMatrix.toJSON(),null!==this.instanceColor&&(r.instanceColor=this.instanceColor.toJSON())),this.isBatchedMesh&&(r.type="BatchedMesh",r.perObjectFrustumCulled=this.perObjectFrustumCulled,r.sortObjects=this.sortObjects,r.drawRanges=this._drawRanges,r.reservedRanges=this._reservedRanges,r.geometryInfo=this._geometryInfo.map(e=>({...e,boundingBox:e.boundingBox?e.boundingBox.toJSON():void 0,boundingSphere:e.boundingSphere?e.boundingSphere.toJSON():void 0})),r.instanceInfo=this._instanceInfo.map(e=>({...e})),r.availableInstanceIds=this._availableInstanceIds.slice(),r.availableGeometryIds=this._availableGeometryIds.slice(),r.nextIndexStart=this._nextIndexStart,r.nextVertexStart=this._nextVertexStart,r.geometryCount=this._geometryCount,r.maxInstanceCount=this._maxInstanceCount,r.maxVertexCount=this._maxVertexCount,r.maxIndexCount=this._maxIndexCount,r.geometryInitialized=this._geometryInitialized,r.matricesTexture=this._matricesTexture.toJSON(e),r.indirectTexture=this._indirectTexture.toJSON(e),null!==this._colorsTexture&&(r.colorsTexture=this._colorsTexture.toJSON(e)),null!==this.boundingSphere&&(r.boundingSphere=this.boundingSphere.toJSON()),null!==this.boundingBox&&(r.boundingBox=this.boundingBox.toJSON())),this.isScene)this.background&&(this.background.isColor?r.background=this.background.toJSON():this.background.isTexture&&(r.background=this.background.toJSON(e).uuid)),this.environment&&this.environment.isTexture&&!0!==this.environment.isRenderTargetTexture&&(r.environment=this.environment.toJSON(e).uuid);else if(this.isMesh||this.isLine||this.isPoints){r.geometry=i(e.geometries,this.geometry);const t=this.geometry.parameters;if(void 0!==t&&void 0!==t.shapes){const n=t.shapes;if(Array.isArray(n))for(let t=0,r=n.length;t<r;t++){const r=n[t];i(e.shapes,r)}else i(e.shapes,n)}}if(this.isSkinnedMesh&&(r.bindMode=this.bindMode,r.bindMatrix=this.bindMatrix.toArray(),void 0!==this.skeleton&&(i(e.skeletons,this.skeleton),r.skeleton=this.skeleton.uuid)),void 0!==this.material)if(Array.isArray(this.material)){const t=[];for(let n=0,r=this.material.length;n<r;n++)t.push(i(e.materials,this.material[n]));r.material=t}else r.material=i(e.materials,this.material);if(this.children.length>0){r.children=[];for(let t=0;t<this.children.length;t++)r.children.push(this.children[t].toJSON(e).object)}if(this.animations.length>0){r.animations=[];for(let t=0;t<this.animations.length;t++){const n=this.animations[t];r.animations.push(i(e.animations,n))}}if(t){const t=s(e.geometries),r=s(e.materials),i=s(e.textures),a=s(e.images),o=s(e.shapes),l=s(e.skeletons),u=s(e.animations),c=s(e.nodes);t.length>0&&(n.geometries=t),r.length>0&&(n.materials=r),i.length>0&&(n.textures=i),a.length>0&&(n.images=a),o.length>0&&(n.shapes=o),l.length>0&&(n.skeletons=l),u.length>0&&(n.animations=u),c.length>0&&(n.nodes=c)}return n.object=r,n;function s(e){const t=[];for(const n in e){const r=e[n];delete r.metadata,t.push(r)}return t}}clone(e){return(new this.constructor).copy(this,e)}copy(e,t=!0){if(this.name=e.name,this.up.copy(e.up),this.position.copy(e.position),this.rotation.order=e.rotation.order,this.quaternion.copy(e.quaternion),this.scale.copy(e.scale),null!==e.pivot&&(this.pivot=e.pivot.clone()),this.matrix.copy(e.matrix),this.matrixWorld.copy(e.matrixWorld),this.matrixAutoUpdate=e.matrixAutoUpdate,this.matrixWorldAutoUpdate=e.matrixWorldAutoUpdate,this.matrixWorldNeedsUpdate=e.matrixWorldNeedsUpdate,this.layers.mask=e.layers.mask,this.visible=e.visible,this.castShadow=e.castShadow,this.receiveShadow=e.receiveShadow,this.frustumCulled=e.frustumCulled,this.renderOrder=e.renderOrder,this.static=e.static,this.animations=e.animations.slice(),this.userData=JSON.parse(JSON.stringify(e.userData)),!0===t)for(let t=0;t<e.children.length;t++){const n=e.children[t];this.add(n.clone())}return this}}fr.DEFAULT_UP=new _n(0,1,0),fr.DEFAULT_MATRIX_AUTO_UPDATE=!0,fr.DEFAULT_MATRIX_WORLD_AUTO_UPDATE=!0;let mr=class extends fr{constructor(){super(),this.isGroup=!0,this.type="Group"}};const gr={type:"move"};class _r{constructor(){this._targetRay=null,this._grip=null,this._hand=null}getHandSpace(){return null===this._hand&&(this._hand=new mr,this._hand.matrixAutoUpdate=!1,this._hand.visible=!1,this._hand.joints={},this._hand.inputState={pinching:!1}),this._hand}getTargetRaySpace(){return null===this._targetRay&&(this._targetRay=new mr,this._targetRay.matrixAutoUpdate=!1,this._targetRay.visible=!1,this._targetRay.hasLinearVelocity=!1,this._targetRay.linearVelocity=new _n,this._targetRay.hasAngularVelocity=!1,this._targetRay.angularVelocity=new _n),this._targetRay}getGripSpace(){return null===this._grip&&(this._grip=new mr,this._grip.matrixAutoUpdate=!1,this._grip.visible=!1,this._grip.hasLinearVelocity=!1,this._grip.linearVelocity=new _n,this._grip.hasAngularVelocity=!1,this._grip.angularVelocity=new _n),this._grip}dispatchEvent(e){return null!==this._targetRay&&this._targetRay.dispatchEvent(e),null!==this._grip&&this._grip.dispatchEvent(e),null!==this._hand&&this._hand.dispatchEvent(e),this}connect(e){if(e&&e.hand){const t=this._hand;if(t)for(const n of e.hand.values())this._getHandJoint(t,n)}return this.dispatchEvent({type:"connected",data:e}),this}disconnect(e){return this.dispatchEvent({type:"disconnected",data:e}),null!==this._targetRay&&(this._targetRay.visible=!1),null!==this._grip&&(this._grip.visible=!1),null!==this._hand&&(this._hand.visible=!1),this}update(e,t,n){let r=null,i=null,s=null;const a=this._targetRay,o=this._grip,l=this._hand;if(e&&"visible-blurred"!==t.session.visibilityState){if(l&&e.hand){s=!0;for(const r of e.hand.values()){const e=t.getJointPose(r,n),i=this._getHandJoint(l,r);null!==e&&(i.matrix.fromArray(e.transform.matrix),i.matrix.decompose(i.position,i.rotation,i.scale),i.matrixWorldNeedsUpdate=!0,i.jointRadius=e.radius),i.visible=null!==e}const r=l.joints["index-finger-tip"],i=l.joints["thumb-tip"],a=r.position.distanceTo(i.position),o=.02,u=.005;l.inputState.pinching&&a>o+u?(l.inputState.pinching=!1,this.dispatchEvent({type:"pinchend",handedness:e.handedness,target:this})):!l.inputState.pinching&&a<=o-u&&(l.inputState.pinching=!0,this.dispatchEvent({type:"pinchstart",handedness:e.handedness,target:this}))}else null!==o&&e.gripSpace&&(i=t.getPose(e.gripSpace,n),null!==i&&(o.matrix.fromArray(i.transform.matrix),o.matrix.decompose(o.position,o.rotation,o.scale),o.matrixWorldNeedsUpdate=!0,i.linearVelocity?(o.hasLinearVelocity=!0,o.linearVelocity.copy(i.linearVelocity)):o.hasLinearVelocity=!1,i.angularVelocity?(o.hasAngularVelocity=!0,o.angularVelocity.copy(i.angularVelocity)):o.hasAngularVelocity=!1));null!==a&&(r=t.getPose(e.targetRaySpace,n),null===r&&null!==i&&(r=i),null!==r&&(a.matrix.fromArray(r.transform.matrix),a.matrix.decompose(a.position,a.rotation,a.scale),a.matrixWorldNeedsUpdate=!0,r.linearVelocity?(a.hasLinearVelocity=!0,a.linearVelocity.copy(r.linearVelocity)):a.hasLinearVelocity=!1,r.angularVelocity?(a.hasAngularVelocity=!0,a.angularVelocity.copy(r.angularVelocity)):a.hasAngularVelocity=!1,this.dispatchEvent(gr)))}return null!==a&&(a.visible=null!==r),null!==o&&(o.visible=null!==i),null!==l&&(l.visible=null!==s),this}_getHandJoint(e,t){if(void 0===e.joints[t.jointName]){const n=new mr;n.matrixAutoUpdate=!1,n.visible=!1,e.joints[t.jointName]=n,e.add(n)}return e.joints[t.jointName]}}const vr={aliceblue:15792383,antiquewhite:16444375,aqua:65535,aquamarine:8388564,azure:15794175,beige:16119260,bisque:16770244,black:0,blanchedalmond:16772045,blue:255,blueviolet:9055202,brown:10824234,burlywood:14596231,cadetblue:6266528,chartreuse:8388352,chocolate:13789470,coral:16744272,cornflowerblue:6591981,cornsilk:16775388,crimson:14423100,cyan:65535,darkblue:139,darkcyan:35723,darkgoldenrod:12092939,darkgray:11119017,darkgreen:25600,darkgrey:11119017,darkkhaki:12433259,darkmagenta:9109643,darkolivegreen:5597999,darkorange:16747520,darkorchid:10040012,darkred:9109504,darksalmon:15308410,darkseagreen:9419919,darkslateblue:4734347,darkslategray:3100495,darkslategrey:3100495,darkturquoise:52945,darkviolet:9699539,deeppink:16716947,deepskyblue:49151,dimgray:6908265,dimgrey:6908265,dodgerblue:2003199,firebrick:11674146,floralwhite:16775920,forestgreen:2263842,fuchsia:16711935,gainsboro:14474460,ghostwhite:16316671,gold:16766720,goldenrod:14329120,gray:8421504,green:32768,greenyellow:11403055,grey:8421504,honeydew:15794160,hotpink:16738740,indianred:13458524,indigo:4915330,ivory:16777200,khaki:15787660,lavender:15132410,lavenderblush:16773365,lawngreen:8190976,lemonchiffon:16775885,lightblue:11393254,lightcoral:15761536,lightcyan:14745599,lightgoldenrodyellow:16448210,lightgray:13882323,lightgreen:9498256,lightgrey:13882323,lightpink:16758465,lightsalmon:16752762,lightseagreen:2142890,lightskyblue:8900346,lightslategray:7833753,lightslategrey:7833753,lightsteelblue:11584734,lightyellow:16777184,lime:65280,limegreen:3329330,linen:16445670,magenta:16711935,maroon:8388608,mediumaquamarine:6737322,mediumblue:205,mediumorchid:12211667,mediumpurple:9662683,mediumseagreen:3978097,mediumslateblue:8087790,mediumspringgreen:64154,mediumturquoise:4772300,mediumvioletred:13047173,midnightblue:1644912,mintcream:16121850,mistyrose:16770273,moccasin:16770229,navajowhite:16768685,navy:128,oldlace:16643558,olive:8421376,olivedrab:7048739,orange:16753920,orangered:16729344,orchid:14315734,palegoldenrod:15657130,palegreen:10025880,paleturquoise:11529966,palevioletred:14381203,papayawhip:16773077,peachpuff:16767673,peru:13468991,pink:16761035,plum:14524637,powderblue:11591910,purple:8388736,rebeccapurple:6697881,red:16711680,rosybrown:12357519,royalblue:4286945,saddlebrown:9127187,salmon:16416882,sandybrown:16032864,seagreen:3050327,seashell:16774638,sienna:10506797,silver:12632256,skyblue:8900331,slateblue:6970061,slategray:7372944,slategrey:7372944,snow:16775930,springgreen:65407,steelblue:4620980,tan:13808780,teal:32896,thistle:14204888,tomato:16737095,turquoise:4251856,violet:15631086,wheat:16113331,white:16777215,whitesmoke:16119285,yellow:16776960,yellowgreen:10145074},yr={h:0,s:0,l:0},br={h:0,s:0,l:0};function xr(e,t,n){return n<0&&(n+=1),n>1&&(n-=1),n<1/6?e+6*(t-e)*n:n<.5?t:n<2/3?e+6*(t-e)*(2/3-n):e}let Tr=class{constructor(e,t,n){return this.isColor=!0,this.r=1,this.g=1,this.b=1,this.set(e,t,n)}set(e,t,n){if(void 0===t&&void 0===n){const t=e;t&&t.isColor?this.copy(t):"number"==typeof t?this.setHex(t):"string"==typeof t&&this.setStyle(t)}else this.setRGB(e,t,n);return this}setScalar(e){return this.r=e,this.g=e,this.b=e,this}setHex(e,t=Mt){return e=Math.floor(e),this.r=(e>>16&255)/255,this.g=(e>>8&255)/255,this.b=(255&e)/255,Mn.colorSpaceToWorking(this,t),this}setRGB(e,t,n,r=Mn.workingColorSpace){return this.r=e,this.g=t,this.b=n,Mn.colorSpaceToWorking(this,r),this}setHSL(e,t,n,r=Mn.workingColorSpace){if(e=hn(e,1),t=cn(t,0,1),n=cn(n,0,1),0===t)this.r=this.g=this.b=n;else{const r=n<=.5?n*(1+t):n+t-n*t,i=2*n-r;this.r=xr(i,r,e+1/3),this.g=xr(i,r,e),this.b=xr(i,r,e-1/3)}return Mn.colorSpaceToWorking(this,r),this}setStyle(e,t=Mt){function n(t){void 0!==t&&parseFloat(t)<1&&Jt("Color: Alpha component of "+e+" will be ignored.")}let r;if(r=/^(\w+)\(([^\)]*)\)/.exec(e)){let i;const s=r[1],a=r[2];switch(s){case"rgb":case"rgba":if(i=/^\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return n(i[4]),this.setRGB(Math.min(255,parseInt(i[1],10))/255,Math.min(255,parseInt(i[2],10))/255,Math.min(255,parseInt(i[3],10))/255,t);if(i=/^\s*(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return n(i[4]),this.setRGB(Math.min(100,parseInt(i[1],10))/100,Math.min(100,parseInt(i[2],10))/100,Math.min(100,parseInt(i[3],10))/100,t);break;case"hsl":case"hsla":if(i=/^\s*(\d*\.?\d+)\s*,\s*(\d*\.?\d+)\%\s*,\s*(\d*\.?\d+)\%\s*(?:,\s*(\d*\.?\d+)\s*)?$/.exec(a))return n(i[4]),this.setHSL(parseFloat(i[1])/360,parseFloat(i[2])/100,parseFloat(i[3])/100,t);break;default:Jt("Color: Unknown color model "+e)}}else if(r=/^\#([A-Fa-f\d]+)$/.exec(e)){const n=r[1],i=n.length;if(3===i)return this.setRGB(parseInt(n.charAt(0),16)/15,parseInt(n.charAt(1),16)/15,parseInt(n.charAt(2),16)/15,t);if(6===i)return this.setHex(parseInt(n,16),t);Jt("Color: Invalid hex color "+e)}else if(e&&e.length>0)return this.setColorName(e,t);return this}setColorName(e,t=Mt){const n=vr[e.toLowerCase()];return void 0!==n?this.setHex(n,t):Jt("Color: Unknown color "+e),this}clone(){return new this.constructor(this.r,this.g,this.b)}copy(e){return this.r=e.r,this.g=e.g,this.b=e.b,this}copySRGBToLinear(e){return this.r=En(e.r),this.g=En(e.g),this.b=En(e.b),this}copyLinearToSRGB(e){return this.r=Cn(e.r),this.g=Cn(e.g),this.b=Cn(e.b),this}convertSRGBToLinear(){return this.copySRGBToLinear(this),this}convertLinearToSRGB(){return this.copyLinearToSRGB(this),this}getHex(e=Mt){return Mn.workingToColorSpace(Sr.copy(this),e),65536*Math.round(cn(255*Sr.r,0,255))+256*Math.round(cn(255*Sr.g,0,255))+Math.round(cn(255*Sr.b,0,255))}getHexString(e=Mt){return("000000"+this.getHex(e).toString(16)).slice(-6)}getHSL(e,t=Mn.workingColorSpace){Mn.workingToColorSpace(Sr.copy(this),t);const n=Sr.r,r=Sr.g,i=Sr.b,s=Math.max(n,r,i),a=Math.min(n,r,i);let o,l;const u=(a+s)/2;if(a===s)o=0,l=0;else{const e=s-a;switch(l=u<=.5?e/(s+a):e/(2-s-a),s){case n:o=(r-i)/e+(r<i?6:0);break;case r:o=(i-n)/e+2;break;case i:o=(n-r)/e+4}o/=6}return e.h=o,e.s=l,e.l=u,e}getRGB(e,t=Mn.workingColorSpace){return Mn.workingToColorSpace(Sr.copy(this),t),e.r=Sr.r,e.g=Sr.g,e.b=Sr.b,e}getStyle(e=Mt){Mn.workingToColorSpace(Sr.copy(this),e);const t=Sr.r,n=Sr.g,r=Sr.b;return e!==Mt?`color(${e} ${t.toFixed(3)} ${n.toFixed(3)} ${r.toFixed(3)})`:`rgb(${Math.round(255*t)},${Math.round(255*n)},${Math.round(255*r)})`}offsetHSL(e,t,n){return this.getHSL(yr),this.setHSL(yr.h+e,yr.s+t,yr.l+n)}add(e){return this.r+=e.r,this.g+=e.g,this.b+=e.b,this}addColors(e,t){return this.r=e.r+t.r,this.g=e.g+t.g,this.b=e.b+t.b,this}addScalar(e){return this.r+=e,this.g+=e,this.b+=e,this}sub(e){return this.r=Math.max(0,this.r-e.r),this.g=Math.max(0,this.g-e.g),this.b=Math.max(0,this.b-e.b),this}multiply(e){return this.r*=e.r,this.g*=e.g,this.b*=e.b,this}multiplyScalar(e){return this.r*=e,this.g*=e,this.b*=e,this}lerp(e,t){return this.r+=(e.r-this.r)*t,this.g+=(e.g-this.g)*t,this.b+=(e.b-this.b)*t,this}lerpColors(e,t,n){return this.r=e.r+(t.r-e.r)*n,this.g=e.g+(t.g-e.g)*n,this.b=e.b+(t.b-e.b)*n,this}lerpHSL(e,t){this.getHSL(yr),e.getHSL(br);const n=dn(yr.h,br.h,t),r=dn(yr.s,br.s,t),i=dn(yr.l,br.l,t);return this.setHSL(n,r,i),this}setFromVector3(e){return this.r=e.x,this.g=e.y,this.b=e.z,this}applyMatrix3(e){const t=this.r,n=this.g,r=this.b,i=e.elements;return this.r=i[0]*t+i[3]*n+i[6]*r,this.g=i[1]*t+i[4]*n+i[7]*r,this.b=i[2]*t+i[5]*n+i[8]*r,this}equals(e){return e.r===this.r&&e.g===this.g&&e.b===this.b}fromArray(e,t=0){return this.r=e[t],this.g=e[t+1],this.b=e[t+2],this}toArray(e=[],t=0){return e[t]=this.r,e[t+1]=this.g,e[t+2]=this.b,e}fromBufferAttribute(e,t){return this.r=e.getX(t),this.g=e.getY(t),this.b=e.getZ(t),this}toJSON(){return this.getHex()}*[Symbol.iterator](){yield this.r,yield this.g,yield this.b}};const Sr=new Tr;Tr.NAMES=vr;class wr extends fr{constructor(){super(),this.isScene=!0,this.type="Scene",this.background=null,this.environment=null,this.fog=null,this.backgroundBlurriness=0,this.backgroundIntensity=1,this.backgroundRotation=new Zn,this.environmentIntensity=1,this.environmentRotation=new Zn,this.overrideMaterial=null,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}copy(e,t){return super.copy(e,t),null!==e.background&&(this.background=e.background.clone()),null!==e.environment&&(this.environment=e.environment.clone()),null!==e.fog&&(this.fog=e.fog.clone()),this.backgroundBlurriness=e.backgroundBlurriness,this.backgroundIntensity=e.backgroundIntensity,this.backgroundRotation.copy(e.backgroundRotation),this.environmentIntensity=e.environmentIntensity,this.environmentRotation.copy(e.environmentRotation),null!==e.overrideMaterial&&(this.overrideMaterial=e.overrideMaterial.clone()),this.matrixAutoUpdate=e.matrixAutoUpdate,this}toJSON(e){const t=super.toJSON(e);return null!==this.fog&&(t.object.fog=this.fog.toJSON()),this.backgroundBlurriness>0&&(t.object.backgroundBlurriness=this.backgroundBlurriness),1!==this.backgroundIntensity&&(t.object.backgroundIntensity=this.backgroundIntensity),t.object.backgroundRotation=this.backgroundRotation.toArray(),1!==this.environmentIntensity&&(t.object.environmentIntensity=this.environmentIntensity),t.object.environmentRotation=this.environmentRotation.toArray(),t}}const Mr=new _n,Er=new _n,Cr=new _n,Rr=new _n,Nr=new _n,Pr=new _n,Dr=new _n,Lr=new _n,Ir=new _n,Or=new _n,Ur=new Bn,Br=new Bn,Fr=new Bn;class kr{constructor(e=new _n,t=new _n,n=new _n){this.a=e,this.b=t,this.c=n}static getNormal(e,t,n,r){r.subVectors(n,t),Mr.subVectors(e,t),r.cross(Mr);const i=r.lengthSq();return i>0?r.multiplyScalar(1/Math.sqrt(i)):r.set(0,0,0)}static getBarycoord(e,t,n,r,i){Mr.subVectors(r,t),Er.subVectors(n,t),Cr.subVectors(e,t);const s=Mr.dot(Mr),a=Mr.dot(Er),o=Mr.dot(Cr),l=Er.dot(Er),u=Er.dot(Cr),c=s*l-a*a;if(0===c)return i.set(0,0,0),null;const h=1/c,d=(l*o-a*u)*h,A=(s*u-a*o)*h;return i.set(1-d-A,A,d)}static containsPoint(e,t,n,r){return null!==this.getBarycoord(e,t,n,r,Rr)&&(Rr.x>=0&&Rr.y>=0&&Rr.x+Rr.y<=1)}static getInterpolation(e,t,n,r,i,s,a,o){return null===this.getBarycoord(e,t,n,r,Rr)?(o.x=0,o.y=0,"z"in o&&(o.z=0),"w"in o&&(o.w=0),null):(o.setScalar(0),o.addScaledVector(i,Rr.x),o.addScaledVector(s,Rr.y),o.addScaledVector(a,Rr.z),o)}static getInterpolatedAttribute(e,t,n,r,i,s){return Ur.setScalar(0),Br.setScalar(0),Fr.setScalar(0),Ur.fromBufferAttribute(e,t),Br.fromBufferAttribute(e,n),Fr.fromBufferAttribute(e,r),s.setScalar(0),s.addScaledVector(Ur,i.x),s.addScaledVector(Br,i.y),s.addScaledVector(Fr,i.z),s}static isFrontFacing(e,t,n,r){return Mr.subVectors(n,t),Er.subVectors(e,t),Mr.cross(Er).dot(r)<0}set(e,t,n){return this.a.copy(e),this.b.copy(t),this.c.copy(n),this}setFromPointsAndIndices(e,t,n,r){return this.a.copy(e[t]),this.b.copy(e[n]),this.c.copy(e[r]),this}setFromAttributeAndIndices(e,t,n,r){return this.a.fromBufferAttribute(e,t),this.b.fromBufferAttribute(e,n),this.c.fromBufferAttribute(e,r),this}clone(){return(new this.constructor).copy(this)}copy(e){return this.a.copy(e.a),this.b.copy(e.b),this.c.copy(e.c),this}getArea(){return Mr.subVectors(this.c,this.b),Er.subVectors(this.a,this.b),.5*Mr.cross(Er).length()}getMidpoint(e){return e.addVectors(this.a,this.b).add(this.c).multiplyScalar(1/3)}getNormal(e){return kr.getNormal(this.a,this.b,this.c,e)}getPlane(e){return e.setFromCoplanarPoints(this.a,this.b,this.c)}getBarycoord(e,t){return kr.getBarycoord(e,this.a,this.b,this.c,t)}getInterpolation(e,t,n,r,i){return kr.getInterpolation(e,this.a,this.b,this.c,t,n,r,i)}containsPoint(e){return kr.containsPoint(e,this.a,this.b,this.c)}isFrontFacing(e){return kr.isFrontFacing(this.a,this.b,this.c,e)}intersectsBox(e){return e.intersectsTriangle(this)}closestPointToPoint(e,t){const n=this.a,r=this.b,i=this.c;let s,a;Nr.subVectors(r,n),Pr.subVectors(i,n),Lr.subVectors(e,n);const o=Nr.dot(Lr),l=Pr.dot(Lr);if(o<=0&&l<=0)return t.copy(n);Ir.subVectors(e,r);const u=Nr.dot(Ir),c=Pr.dot(Ir);if(u>=0&&c<=u)return t.copy(r);const h=o*c-u*l;if(h<=0&&o>=0&&u<=0)return s=o/(o-u),t.copy(n).addScaledVector(Nr,s);Or.subVectors(e,i);const d=Nr.dot(Or),A=Pr.dot(Or);if(A>=0&&d<=A)return t.copy(i);const p=d*l-o*A;if(p<=0&&l>=0&&A<=0)return a=l/(l-A),t.copy(n).addScaledVector(Pr,a);const f=u*A-d*c;if(f<=0&&c-u>=0&&d-A>=0)return Dr.subVectors(i,r),a=(c-u)/(c-u+(d-A)),t.copy(r).addScaledVector(Dr,a);const m=1/(f+p+h);return s=p*m,a=h*m,t.copy(n).addScaledVector(Nr,s).addScaledVector(Pr,a)}equals(e){return e.a.equals(this.a)&&e.b.equals(this.b)&&e.c.equals(this.c)}}class qr{constructor(e=new _n(1/0,1/0,1/0),t=new _n(-1/0,-1/0,-1/0)){this.isBox3=!0,this.min=e,this.max=t}set(e,t){return this.min.copy(e),this.max.copy(t),this}setFromArray(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t+=3)this.expandByPoint(zr.fromArray(e,t));return this}setFromBufferAttribute(e){this.makeEmpty();for(let t=0,n=e.count;t<n;t++)this.expandByPoint(zr.fromBufferAttribute(e,t));return this}setFromPoints(e){this.makeEmpty();for(let t=0,n=e.length;t<n;t++)this.expandByPoint(e[t]);return this}setFromCenterAndSize(e,t){const n=zr.copy(t).multiplyScalar(.5);return this.min.copy(e).sub(n),this.max.copy(e).add(n),this}setFromObject(e,t=!1){return this.makeEmpty(),this.expandByObject(e,t)}clone(){return(new this.constructor).copy(this)}copy(e){return this.min.copy(e.min),this.max.copy(e.max),this}makeEmpty(){return this.min.x=this.min.y=this.min.z=1/0,this.max.x=this.max.y=this.max.z=-1/0,this}isEmpty(){return this.max.x<this.min.x||this.max.y<this.min.y||this.max.z<this.min.z}getCenter(e){return this.isEmpty()?e.set(0,0,0):e.addVectors(this.min,this.max).multiplyScalar(.5)}getSize(e){return this.isEmpty()?e.set(0,0,0):e.subVectors(this.max,this.min)}expandByPoint(e){return this.min.min(e),this.max.max(e),this}expandByVector(e){return this.min.sub(e),this.max.add(e),this}expandByScalar(e){return this.min.addScalar(-e),this.max.addScalar(e),this}expandByObject(e,t=!1){e.updateWorldMatrix(!1,!1);const n=e.geometry;if(void 0!==n){const r=n.getAttribute("position");if(!0===t&&void 0!==r&&!0!==e.isInstancedMesh)for(let t=0,n=r.count;t<n;t++)!0===e.isMesh?e.getVertexPosition(t,zr):zr.fromBufferAttribute(r,t),zr.applyMatrix4(e.matrixWorld),this.expandByPoint(zr);else void 0!==e.boundingBox?(null===e.boundingBox&&e.computeBoundingBox(),Gr.copy(e.boundingBox)):(null===n.boundingBox&&n.computeBoundingBox(),Gr.copy(n.boundingBox)),Gr.applyMatrix4(e.matrixWorld),this.union(Gr)}const r=e.children;for(let e=0,n=r.length;e<n;e++)this.expandByObject(r[e],t);return this}containsPoint(e){return e.x>=this.min.x&&e.x<=this.max.x&&e.y>=this.min.y&&e.y<=this.max.y&&e.z>=this.min.z&&e.z<=this.max.z}containsBox(e){return this.min.x<=e.min.x&&e.max.x<=this.max.x&&this.min.y<=e.min.y&&e.max.y<=this.max.y&&this.min.z<=e.min.z&&e.max.z<=this.max.z}getParameter(e,t){return t.set((e.x-this.min.x)/(this.max.x-this.min.x),(e.y-this.min.y)/(this.max.y-this.min.y),(e.z-this.min.z)/(this.max.z-this.min.z))}intersectsBox(e){return e.max.x>=this.min.x&&e.min.x<=this.max.x&&e.max.y>=this.min.y&&e.min.y<=this.max.y&&e.max.z>=this.min.z&&e.min.z<=this.max.z}intersectsSphere(e){return this.clampPoint(e.center,zr),zr.distanceToSquared(e.center)<=e.radius*e.radius}intersectsPlane(e){let t,n;return e.normal.x>0?(t=e.normal.x*this.min.x,n=e.normal.x*this.max.x):(t=e.normal.x*this.max.x,n=e.normal.x*this.min.x),e.normal.y>0?(t+=e.normal.y*this.min.y,n+=e.normal.y*this.max.y):(t+=e.normal.y*this.max.y,n+=e.normal.y*this.min.y),e.normal.z>0?(t+=e.normal.z*this.min.z,n+=e.normal.z*this.max.z):(t+=e.normal.z*this.max.z,n+=e.normal.z*this.min.z),t<=-e.constant&&n>=-e.constant}intersectsTriangle(e){if(this.isEmpty())return!1;this.getCenter(Yr),Kr.subVectors(this.max,Yr),Hr.subVectors(e.a,Yr),jr.subVectors(e.b,Yr),Wr.subVectors(e.c,Yr),Xr.subVectors(jr,Hr),$r.subVectors(Wr,jr),Qr.subVectors(Hr,Wr);let t=[0,-Xr.z,Xr.y,0,-$r.z,$r.y,0,-Qr.z,Qr.y,Xr.z,0,-Xr.x,$r.z,0,-$r.x,Qr.z,0,-Qr.x,-Xr.y,Xr.x,0,-$r.y,$r.x,0,-Qr.y,Qr.x,0];return!!ei(t,Hr,jr,Wr,Kr)&&(t=[1,0,0,0,1,0,0,0,1],!!ei(t,Hr,jr,Wr,Kr)&&(Zr.crossVectors(Xr,$r),t=[Zr.x,Zr.y,Zr.z],ei(t,Hr,jr,Wr,Kr)))}clampPoint(e,t){return t.copy(e).clamp(this.min,this.max)}distanceToPoint(e){return this.clampPoint(e,zr).distanceTo(e)}getBoundingSphere(e){return this.isEmpty()?e.makeEmpty():(this.getCenter(e.center),e.radius=.5*this.getSize(zr).length()),e}intersect(e){return this.min.max(e.min),this.max.min(e.max),this.isEmpty()&&this.makeEmpty(),this}union(e){return this.min.min(e.min),this.max.max(e.max),this}applyMatrix4(e){return this.isEmpty()||(Vr[0].set(this.min.x,this.min.y,this.min.z).applyMatrix4(e),Vr[1].set(this.min.x,this.min.y,this.max.z).applyMatrix4(e),Vr[2].set(this.min.x,this.max.y,this.min.z).applyMatrix4(e),Vr[3].set(this.min.x,this.max.y,this.max.z).applyMatrix4(e),Vr[4].set(this.max.x,this.min.y,this.min.z).applyMatrix4(e),Vr[5].set(this.max.x,this.min.y,this.max.z).applyMatrix4(e),Vr[6].set(this.max.x,this.max.y,this.min.z).applyMatrix4(e),Vr[7].set(this.max.x,this.max.y,this.max.z).applyMatrix4(e),this.setFromPoints(Vr)),this}translate(e){return this.min.add(e),this.max.add(e),this}equals(e){return e.min.equals(this.min)&&e.max.equals(this.max)}toJSON(){return{min:this.min.toArray(),max:this.max.toArray()}}fromJSON(e){return this.min.fromArray(e.min),this.max.fromArray(e.max),this}}const Vr=[new _n,new _n,new _n,new _n,new _n,new _n,new _n,new _n],zr=new _n,Gr=new qr,Hr=new _n,jr=new _n,Wr=new _n,Xr=new _n,$r=new _n,Qr=new _n,Yr=new _n,Kr=new _n,Zr=new _n,Jr=new _n;function ei(e,t,n,r,i){for(let s=0,a=e.length-3;s<=a;s+=3){Jr.fromArray(e,s);const a=i.x*Math.abs(Jr.x)+i.y*Math.abs(Jr.y)+i.z*Math.abs(Jr.z),o=t.dot(Jr),l=n.dot(Jr),u=r.dot(Jr);if(Math.max(-Math.max(o,l,u),Math.min(o,l,u))>a)return!1}return!0}const ti=ni();function ni(){const e=new ArrayBuffer(4),t=new Float32Array(e),n=new Uint32Array(e),r=new Uint32Array(512),i=new Uint32Array(512);for(let e=0;e<256;++e){const t=e-127;t<-27?(r[e]=0,r[256|e]=32768,i[e]=24,i[256|e]=24):t<-14?(r[e]=1024>>-t-14,r[256|e]=1024>>-t-14|32768,i[e]=-t-1,i[256|e]=-t-1):t<=15?(r[e]=t+15<<10,r[256|e]=t+15<<10|32768,i[e]=13,i[256|e]=13):t<128?(r[e]=31744,r[256|e]=64512,i[e]=24,i[256|e]=24):(r[e]=31744,r[256|e]=64512,i[e]=13,i[256|e]=13)}const s=new Uint32Array(2048),a=new Uint32Array(64),o=new Uint32Array(64);for(let e=1;e<1024;++e){let t=e<<13,n=0;for(;!(8388608&t);)t<<=1,n-=8388608;t&=-8388609,n+=947912704,s[e]=t|n}for(let e=1024;e<2048;++e)s[e]=939524096+(e-1024<<13);for(let e=1;e<31;++e)a[e]=e<<23;a[31]=1199570944,a[32]=2147483648;for(let e=33;e<63;++e)a[e]=2147483648+(e-32<<23);a[63]=3347054592;for(let e=1;e<64;++e)32!==e&&(o[e]=1024);return{floatView:t,uint32View:n,baseTable:r,shiftTable:i,mantissaTable:s,exponentTable:a,offsetTable:o}}function ri(e){Math.abs(e)>65504&&Jt("DataUtils.toHalfFloat(): Value out of range."),e=cn(e,-65504,65504),ti.floatView[0]=e;const t=ti.uint32View[0],n=t>>23&511;return ti.baseTable[n]+((8388607&t)>>ti.shiftTable[n])}function ii(e){const t=e>>10;return ti.uint32View[0]=ti.mantissaTable[ti.offsetTable[t]+(1023&e)]+ti.exponentTable[t],ti.floatView[0]}const si=new _n,ai=new mn;let oi=0;class li{constructor(e,t,n=!1){if(Array.isArray(e))throw new TypeError("THREE.BufferAttribute: array should be a Typed Array.");this.isBufferAttribute=!0,Object.defineProperty(this,"id",{value:oi++}),this.name="",this.array=e,this.itemSize=t,this.count=void 0!==e?e.length/t:0,this.normalized=n,this.usage=kt,this.updateRanges=[],this.gpuType=Me,this.version=0}onUploadCallback(){}set needsUpdate(e){!0===e&&this.version++}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.name=e.name,this.array=new e.array.constructor(e.array),this.itemSize=e.itemSize,this.count=e.count,this.normalized=e.normalized,this.usage=e.usage,this.gpuType=e.gpuType,this}copyAt(e,t,n){e*=this.itemSize,n*=t.itemSize;for(let r=0,i=this.itemSize;r<i;r++)this.array[e+r]=t.array[n+r];return this}copyArray(e){return this.array.set(e),this}applyMatrix3(e){if(2===this.itemSize)for(let t=0,n=this.count;t<n;t++)ai.fromBufferAttribute(this,t),ai.applyMatrix3(e),this.setXY(t,ai.x,ai.y);else if(3===this.itemSize)for(let t=0,n=this.count;t<n;t++)si.fromBufferAttribute(this,t),si.applyMatrix3(e),this.setXYZ(t,si.x,si.y,si.z);return this}applyMatrix4(e){for(let t=0,n=this.count;t<n;t++)si.fromBufferAttribute(this,t),si.applyMatrix4(e),this.setXYZ(t,si.x,si.y,si.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)si.fromBufferAttribute(this,t),si.applyNormalMatrix(e),this.setXYZ(t,si.x,si.y,si.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)si.fromBufferAttribute(this,t),si.transformDirection(e),this.setXYZ(t,si.x,si.y,si.z);return this}set(e,t=0){return this.array.set(e,t),this}getComponent(e,t){let n=this.array[e*this.itemSize+t];return this.normalized&&(n=An(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=pn(n,this.array)),this.array[e*this.itemSize+t]=n,this}getX(e){let t=this.array[e*this.itemSize];return this.normalized&&(t=An(t,this.array)),t}setX(e,t){return this.normalized&&(t=pn(t,this.array)),this.array[e*this.itemSize]=t,this}getY(e){let t=this.array[e*this.itemSize+1];return this.normalized&&(t=An(t,this.array)),t}setY(e,t){return this.normalized&&(t=pn(t,this.array)),this.array[e*this.itemSize+1]=t,this}getZ(e){let t=this.array[e*this.itemSize+2];return this.normalized&&(t=An(t,this.array)),t}setZ(e,t){return this.normalized&&(t=pn(t,this.array)),this.array[e*this.itemSize+2]=t,this}getW(e){let t=this.array[e*this.itemSize+3];return this.normalized&&(t=An(t,this.array)),t}setW(e,t){return this.normalized&&(t=pn(t,this.array)),this.array[e*this.itemSize+3]=t,this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=pn(t,this.array),n=pn(n,this.array)),this.array[e+0]=t,this.array[e+1]=n,this}setXYZ(e,t,n,r){return e*=this.itemSize,this.normalized&&(t=pn(t,this.array),n=pn(n,this.array),r=pn(r,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=r,this}setXYZW(e,t,n,r,i){return e*=this.itemSize,this.normalized&&(t=pn(t,this.array),n=pn(n,this.array),r=pn(r,this.array),i=pn(i,this.array)),this.array[e+0]=t,this.array[e+1]=n,this.array[e+2]=r,this.array[e+3]=i,this}onUpload(e){return this.onUploadCallback=e,this}clone(){return new this.constructor(this.array,this.itemSize).copy(this)}toJSON(){const e={itemSize:this.itemSize,type:this.array.constructor.name,array:Array.from(this.array),normalized:this.normalized};return""!==this.name&&(e.name=this.name),this.usage!==kt&&(e.usage=this.usage),e}}class ui extends li{constructor(e,t,n){super(new Uint16Array(e),t,n)}}class ci extends li{constructor(e,t,n){super(new Uint32Array(e),t,n)}}class hi extends li{constructor(e,t,n){super(new Uint16Array(e),t,n),this.isFloat16BufferAttribute=!0}getX(e){let t=ii(this.array[e*this.itemSize]);return this.normalized&&(t=An(t,this.array)),t}setX(e,t){return this.normalized&&(t=pn(t,this.array)),this.array[e*this.itemSize]=ri(t),this}getY(e){let t=ii(this.array[e*this.itemSize+1]);return this.normalized&&(t=An(t,this.array)),t}setY(e,t){return this.normalized&&(t=pn(t,this.array)),this.array[e*this.itemSize+1]=ri(t),this}getZ(e){let t=ii(this.array[e*this.itemSize+2]);return this.normalized&&(t=An(t,this.array)),t}setZ(e,t){return this.normalized&&(t=pn(t,this.array)),this.array[e*this.itemSize+2]=ri(t),this}getW(e){let t=ii(this.array[e*this.itemSize+3]);return this.normalized&&(t=An(t,this.array)),t}setW(e,t){return this.normalized&&(t=pn(t,this.array)),this.array[e*this.itemSize+3]=ri(t),this}setXY(e,t,n){return e*=this.itemSize,this.normalized&&(t=pn(t,this.array),n=pn(n,this.array)),this.array[e+0]=ri(t),this.array[e+1]=ri(n),this}setXYZ(e,t,n,r){return e*=this.itemSize,this.normalized&&(t=pn(t,this.array),n=pn(n,this.array),r=pn(r,this.array)),this.array[e+0]=ri(t),this.array[e+1]=ri(n),this.array[e+2]=ri(r),this}setXYZW(e,t,n,r,i){return e*=this.itemSize,this.normalized&&(t=pn(t,this.array),n=pn(n,this.array),r=pn(r,this.array),i=pn(i,this.array)),this.array[e+0]=ri(t),this.array[e+1]=ri(n),this.array[e+2]=ri(r),this.array[e+3]=ri(i),this}}class di extends li{constructor(e,t,n){super(new Float32Array(e),t,n)}}const Ai=new qr,pi=new _n,fi=new _n;class mi{constructor(e=new _n,t=-1){this.isSphere=!0,this.center=e,this.radius=t}set(e,t){return this.center.copy(e),this.radius=t,this}setFromPoints(e,t){const n=this.center;void 0!==t?n.copy(t):Ai.setFromPoints(e).getCenter(n);let r=0;for(let t=0,i=e.length;t<i;t++)r=Math.max(r,n.distanceToSquared(e[t]));return this.radius=Math.sqrt(r),this}copy(e){return this.center.copy(e.center),this.radius=e.radius,this}isEmpty(){return this.radius<0}makeEmpty(){return this.center.set(0,0,0),this.radius=-1,this}containsPoint(e){return e.distanceToSquared(this.center)<=this.radius*this.radius}distanceToPoint(e){return e.distanceTo(this.center)-this.radius}intersectsSphere(e){const t=this.radius+e.radius;return e.center.distanceToSquared(this.center)<=t*t}intersectsBox(e){return e.intersectsSphere(this)}intersectsPlane(e){return Math.abs(e.distanceToPoint(this.center))<=this.radius}clampPoint(e,t){const n=this.center.distanceToSquared(e);return t.copy(e),n>this.radius*this.radius&&(t.sub(this.center).normalize(),t.multiplyScalar(this.radius).add(this.center)),t}getBoundingBox(e){return this.isEmpty()?(e.makeEmpty(),e):(e.set(this.center,this.center),e.expandByScalar(this.radius),e)}applyMatrix4(e){return this.center.applyMatrix4(e),this.radius=this.radius*e.getMaxScaleOnAxis(),this}translate(e){return this.center.add(e),this}expandByPoint(e){if(this.isEmpty())return this.center.copy(e),this.radius=0,this;pi.subVectors(e,this.center);const t=pi.lengthSq();if(t>this.radius*this.radius){const e=Math.sqrt(t),n=.5*(e-this.radius);this.center.addScaledVector(pi,n/e),this.radius+=n}return this}union(e){return e.isEmpty()?this:this.isEmpty()?(this.copy(e),this):(!0===this.center.equals(e.center)?this.radius=Math.max(this.radius,e.radius):(fi.subVectors(e.center,this.center).setLength(e.radius),this.expandByPoint(pi.copy(e.center).add(fi)),this.expandByPoint(pi.copy(e.center).sub(fi))),this)}equals(e){return e.center.equals(this.center)&&e.radius===this.radius}clone(){return(new this.constructor).copy(this)}toJSON(){return{radius:this.radius,center:this.center.toArray()}}fromJSON(e){return this.radius=e.radius,this.center.fromArray(e.center),this}}let gi=0;const _i=new zn,vi=new fr,yi=new _n,bi=new qr,xi=new qr,Ti=new _n;class Si extends rn{constructor(){super(),this.isBufferGeometry=!0,Object.defineProperty(this,"id",{value:gi++}),this.uuid=un(),this.name="",this.type="BufferGeometry",this.index=null,this.indirect=null,this.indirectOffset=0,this.attributes={},this.morphAttributes={},this.morphTargetsRelative=!1,this.groups=[],this.boundingBox=null,this.boundingSphere=null,this.drawRange={start:0,count:1/0},this.userData={}}getIndex(){return this.index}setIndex(e){return Array.isArray(e)?this.index=new(function(e){for(let t=e.length-1;t>=0;--t)if(e[t]>=65535)return!0;return!1}(e)?ci:ui)(e,1):this.index=e,this}setIndirect(e,t=0){return this.indirect=e,this.indirectOffset=t,this}getIndirect(){return this.indirect}getAttribute(e){return this.attributes[e]}setAttribute(e,t){return this.attributes[e]=t,this}deleteAttribute(e){return delete this.attributes[e],this}hasAttribute(e){return void 0!==this.attributes[e]}addGroup(e,t,n=0){this.groups.push({start:e,count:t,materialIndex:n})}clearGroups(){this.groups=[]}setDrawRange(e,t){this.drawRange.start=e,this.drawRange.count=t}applyMatrix4(e){const t=this.attributes.position;void 0!==t&&(t.applyMatrix4(e),t.needsUpdate=!0);const n=this.attributes.normal;if(void 0!==n){const t=(new bn).getNormalMatrix(e);n.applyNormalMatrix(t),n.needsUpdate=!0}const r=this.attributes.tangent;return void 0!==r&&(r.transformDirection(e),r.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}applyQuaternion(e){return _i.makeRotationFromQuaternion(e),this.applyMatrix4(_i),this}rotateX(e){return _i.makeRotationX(e),this.applyMatrix4(_i),this}rotateY(e){return _i.makeRotationY(e),this.applyMatrix4(_i),this}rotateZ(e){return _i.makeRotationZ(e),this.applyMatrix4(_i),this}translate(e,t,n){return _i.makeTranslation(e,t,n),this.applyMatrix4(_i),this}scale(e,t,n){return _i.makeScale(e,t,n),this.applyMatrix4(_i),this}lookAt(e){return vi.lookAt(e),vi.updateMatrix(),this.applyMatrix4(vi.matrix),this}center(){return this.computeBoundingBox(),this.boundingBox.getCenter(yi).negate(),this.translate(yi.x,yi.y,yi.z),this}setFromPoints(e){const t=this.getAttribute("position");if(void 0===t){const t=[];for(let n=0,r=e.length;n<r;n++){const r=e[n];t.push(r.x,r.y,r.z||0)}this.setAttribute("position",new di(t,3))}else{const n=Math.min(e.length,t.count);for(let r=0;r<n;r++){const n=e[r];t.setXYZ(r,n.x,n.y,n.z||0)}e.length>t.count&&Jt("BufferGeometry: Buffer size too small for points data. Use .dispose() and create a new geometry."),t.needsUpdate=!0}return this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new qr);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute)return en("BufferGeometry.computeBoundingBox(): GLBufferAttribute requires a manual bounding box.",this),void this.boundingBox.set(new _n(-1/0,-1/0,-1/0),new _n(1/0,1/0,1/0));if(void 0!==e){if(this.boundingBox.setFromBufferAttribute(e),t)for(let e=0,n=t.length;e<n;e++){const n=t[e];bi.setFromBufferAttribute(n),this.morphTargetsRelative?(Ti.addVectors(this.boundingBox.min,bi.min),this.boundingBox.expandByPoint(Ti),Ti.addVectors(this.boundingBox.max,bi.max),this.boundingBox.expandByPoint(Ti)):(this.boundingBox.expandByPoint(bi.min),this.boundingBox.expandByPoint(bi.max))}}else this.boundingBox.makeEmpty();(isNaN(this.boundingBox.min.x)||isNaN(this.boundingBox.min.y)||isNaN(this.boundingBox.min.z))&&en('BufferGeometry.computeBoundingBox(): Computed min/max have NaN values. The "position" attribute is likely to have NaN values.',this)}computeBoundingSphere(){null===this.boundingSphere&&(this.boundingSphere=new mi);const e=this.attributes.position,t=this.morphAttributes.position;if(e&&e.isGLBufferAttribute)return en("BufferGeometry.computeBoundingSphere(): GLBufferAttribute requires a manual bounding sphere.",this),void this.boundingSphere.set(new _n,1/0);if(e){const n=this.boundingSphere.center;if(bi.setFromBufferAttribute(e),t)for(let e=0,n=t.length;e<n;e++){const n=t[e];xi.setFromBufferAttribute(n),this.morphTargetsRelative?(Ti.addVectors(bi.min,xi.min),bi.expandByPoint(Ti),Ti.addVectors(bi.max,xi.max),bi.expandByPoint(Ti)):(bi.expandByPoint(xi.min),bi.expandByPoint(xi.max))}bi.getCenter(n);let r=0;for(let t=0,i=e.count;t<i;t++)Ti.fromBufferAttribute(e,t),r=Math.max(r,n.distanceToSquared(Ti));if(t)for(let i=0,s=t.length;i<s;i++){const s=t[i],a=this.morphTargetsRelative;for(let t=0,i=s.count;t<i;t++)Ti.fromBufferAttribute(s,t),a&&(yi.fromBufferAttribute(e,t),Ti.add(yi)),r=Math.max(r,n.distanceToSquared(Ti))}this.boundingSphere.radius=Math.sqrt(r),isNaN(this.boundingSphere.radius)&&en('BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.',this)}}computeTangents(){const e=this.index,t=this.attributes;if(null===e||void 0===t.position||void 0===t.normal||void 0===t.uv)return void en("BufferGeometry: .computeTangents() failed. Missing required attributes (index, position, normal or uv)");const n=t.position,r=t.normal,i=t.uv;!1===this.hasAttribute("tangent")&&this.setAttribute("tangent",new li(new Float32Array(4*n.count),4));const s=this.getAttribute("tangent"),a=[],o=[];for(let e=0;e<n.count;e++)a[e]=new _n,o[e]=new _n;const l=new _n,u=new _n,c=new _n,h=new mn,d=new mn,A=new mn,p=new _n,f=new _n;function m(e,t,r){l.fromBufferAttribute(n,e),u.fromBufferAttribute(n,t),c.fromBufferAttribute(n,r),h.fromBufferAttribute(i,e),d.fromBufferAttribute(i,t),A.fromBufferAttribute(i,r),u.sub(l),c.sub(l),d.sub(h),A.sub(h);const s=1/(d.x*A.y-A.x*d.y);isFinite(s)&&(p.copy(u).multiplyScalar(A.y).addScaledVector(c,-d.y).multiplyScalar(s),f.copy(c).multiplyScalar(d.x).addScaledVector(u,-A.x).multiplyScalar(s),a[e].add(p),a[t].add(p),a[r].add(p),o[e].add(f),o[t].add(f),o[r].add(f))}let g=this.groups;0===g.length&&(g=[{start:0,count:e.count}]);for(let t=0,n=g.length;t<n;++t){const n=g[t],r=n.start;for(let t=r,i=r+n.count;t<i;t+=3)m(e.getX(t+0),e.getX(t+1),e.getX(t+2))}const _=new _n,v=new _n,y=new _n,b=new _n;function x(e){y.fromBufferAttribute(r,e),b.copy(y);const t=a[e];_.copy(t),_.sub(y.multiplyScalar(y.dot(t))).normalize(),v.crossVectors(b,t);const n=v.dot(o[e])<0?-1:1;s.setXYZW(e,_.x,_.y,_.z,n)}for(let t=0,n=g.length;t<n;++t){const n=g[t],r=n.start;for(let t=r,i=r+n.count;t<i;t+=3)x(e.getX(t+0)),x(e.getX(t+1)),x(e.getX(t+2))}}computeVertexNormals(){const e=this.index,t=this.getAttribute("position");if(void 0!==t){let n=this.getAttribute("normal");if(void 0===n)n=new li(new Float32Array(3*t.count),3),this.setAttribute("normal",n);else for(let e=0,t=n.count;e<t;e++)n.setXYZ(e,0,0,0);const r=new _n,i=new _n,s=new _n,a=new _n,o=new _n,l=new _n,u=new _n,c=new _n;if(e)for(let h=0,d=e.count;h<d;h+=3){const d=e.getX(h+0),A=e.getX(h+1),p=e.getX(h+2);r.fromBufferAttribute(t,d),i.fromBufferAttribute(t,A),s.fromBufferAttribute(t,p),u.subVectors(s,i),c.subVectors(r,i),u.cross(c),a.fromBufferAttribute(n,d),o.fromBufferAttribute(n,A),l.fromBufferAttribute(n,p),a.add(u),o.add(u),l.add(u),n.setXYZ(d,a.x,a.y,a.z),n.setXYZ(A,o.x,o.y,o.z),n.setXYZ(p,l.x,l.y,l.z)}else for(let e=0,a=t.count;e<a;e+=3)r.fromBufferAttribute(t,e+0),i.fromBufferAttribute(t,e+1),s.fromBufferAttribute(t,e+2),u.subVectors(s,i),c.subVectors(r,i),u.cross(c),n.setXYZ(e+0,u.x,u.y,u.z),n.setXYZ(e+1,u.x,u.y,u.z),n.setXYZ(e+2,u.x,u.y,u.z);this.normalizeNormals(),n.needsUpdate=!0}}normalizeNormals(){const e=this.attributes.normal;for(let t=0,n=e.count;t<n;t++)Ti.fromBufferAttribute(e,t),Ti.normalize(),e.setXYZ(t,Ti.x,Ti.y,Ti.z)}toNonIndexed(){function e(e,t){const n=e.array,r=e.itemSize,i=e.normalized,s=new n.constructor(t.length*r);let a=0,o=0;for(let i=0,l=t.length;i<l;i++){a=e.isInterleavedBufferAttribute?t[i]*e.data.stride+e.offset:t[i]*r;for(let e=0;e<r;e++)s[o++]=n[a++]}return new li(s,r,i)}if(null===this.index)return Jt("BufferGeometry.toNonIndexed(): BufferGeometry is already non-indexed."),this;const t=new Si,n=this.index.array,r=this.attributes;for(const i in r){const s=e(r[i],n);t.setAttribute(i,s)}const i=this.morphAttributes;for(const r in i){const s=[],a=i[r];for(let t=0,r=a.length;t<r;t++){const r=e(a[t],n);s.push(r)}t.morphAttributes[r]=s}t.morphTargetsRelative=this.morphTargetsRelative;const s=this.groups;for(let e=0,n=s.length;e<n;e++){const n=s[e];t.addGroup(n.start,n.count,n.materialIndex)}return t}toJSON(){const e={metadata:{version:4.7,type:"BufferGeometry",generator:"BufferGeometry.toJSON"}};if(e.uuid=this.uuid,e.type=this.type,""!==this.name&&(e.name=this.name),Object.keys(this.userData).length>0&&(e.userData=this.userData),void 0!==this.parameters){const t=this.parameters;for(const n in t)void 0!==t[n]&&(e[n]=t[n]);return e}e.data={attributes:{}};const t=this.index;null!==t&&(e.data.index={type:t.array.constructor.name,array:Array.prototype.slice.call(t.array)});const n=this.attributes;for(const t in n){const r=n[t];e.data.attributes[t]=r.toJSON(e.data)}const r={};let i=!1;for(const t in this.morphAttributes){const n=this.morphAttributes[t],s=[];for(let t=0,r=n.length;t<r;t++){const r=n[t];s.push(r.toJSON(e.data))}s.length>0&&(r[t]=s,i=!0)}i&&(e.data.morphAttributes=r,e.data.morphTargetsRelative=this.morphTargetsRelative);const s=this.groups;s.length>0&&(e.data.groups=JSON.parse(JSON.stringify(s)));const a=this.boundingSphere;return null!==a&&(e.data.boundingSphere=a.toJSON()),e}clone(){return(new this.constructor).copy(this)}copy(e){this.index=null,this.attributes={},this.morphAttributes={},this.groups=[],this.boundingBox=null,this.boundingSphere=null;const t={};this.name=e.name;const n=e.index;null!==n&&this.setIndex(n.clone());const r=e.attributes;for(const e in r){const n=r[e];this.setAttribute(e,n.clone(t))}const i=e.morphAttributes;for(const e in i){const n=[],r=i[e];for(let e=0,i=r.length;e<i;e++)n.push(r[e].clone(t));this.morphAttributes[e]=n}this.morphTargetsRelative=e.morphTargetsRelative;const s=e.groups;for(let e=0,t=s.length;e<t;e++){const t=s[e];this.addGroup(t.start,t.count,t.materialIndex)}const a=e.boundingBox;null!==a&&(this.boundingBox=a.clone());const o=e.boundingSphere;return null!==o&&(this.boundingSphere=o.clone()),this.drawRange.start=e.drawRange.start,this.drawRange.count=e.drawRange.count,this.userData=e.userData,this}dispose(){this.dispatchEvent({type:"dispose"})}}class wi{constructor(e,t){this.isInterleavedBuffer=!0,this.array=e,this.stride=t,this.count=void 0!==e?e.length/t:0,this.usage=kt,this.updateRanges=[],this.version=0,this.uuid=un()}onUploadCallback(){}set needsUpdate(e){!0===e&&this.version++}setUsage(e){return this.usage=e,this}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}copy(e){return this.array=new e.array.constructor(e.array),this.count=e.count,this.stride=e.stride,this.usage=e.usage,this}copyAt(e,t,n){e*=this.stride,n*=t.stride;for(let r=0,i=this.stride;r<i;r++)this.array[e+r]=t.array[n+r];return this}set(e,t=0){return this.array.set(e,t),this}clone(e){void 0===e.arrayBuffers&&(e.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=un()),void 0===e.arrayBuffers[this.array.buffer._uuid]&&(e.arrayBuffers[this.array.buffer._uuid]=this.array.slice(0).buffer);const t=new this.array.constructor(e.arrayBuffers[this.array.buffer._uuid]),n=new this.constructor(t,this.stride);return n.setUsage(this.usage),n}onUpload(e){return this.onUploadCallback=e,this}toJSON(e){return void 0===e.arrayBuffers&&(e.arrayBuffers={}),void 0===this.array.buffer._uuid&&(this.array.buffer._uuid=un()),void 0===e.arrayBuffers[this.array.buffer._uuid]&&(e.arrayBuffers[this.array.buffer._uuid]=Array.from(new Uint32Array(this.array.buffer))),{uuid:this.uuid,buffer:this.array.buffer._uuid,type:this.array.constructor.name,stride:this.stride}}}const Mi=new _n;class Ei{constructor(e,t,n,r=!1){this.isInterleavedBufferAttribute=!0,this.name="",this.data=e,this.itemSize=t,this.offset=n,this.normalized=r}get count(){return this.data.count}get array(){return this.data.array}set needsUpdate(e){this.data.needsUpdate=e}applyMatrix4(e){for(let t=0,n=this.data.count;t<n;t++)Mi.fromBufferAttribute(this,t),Mi.applyMatrix4(e),this.setXYZ(t,Mi.x,Mi.y,Mi.z);return this}applyNormalMatrix(e){for(let t=0,n=this.count;t<n;t++)Mi.fromBufferAttribute(this,t),Mi.applyNormalMatrix(e),this.setXYZ(t,Mi.x,Mi.y,Mi.z);return this}transformDirection(e){for(let t=0,n=this.count;t<n;t++)Mi.fromBufferAttribute(this,t),Mi.transformDirection(e),this.setXYZ(t,Mi.x,Mi.y,Mi.z);return this}getComponent(e,t){let n=this.array[e*this.data.stride+this.offset+t];return this.normalized&&(n=An(n,this.array)),n}setComponent(e,t,n){return this.normalized&&(n=pn(n,this.array)),this.data.array[e*this.data.stride+this.offset+t]=n,this}setX(e,t){return this.normalized&&(t=pn(t,this.array)),this.data.array[e*this.data.stride+this.offset]=t,this}setY(e,t){return this.normalized&&(t=pn(t,this.array)),this.data.array[e*this.data.stride+this.offset+1]=t,this}setZ(e,t){return this.normalized&&(t=pn(t,this.array)),this.data.array[e*this.data.stride+this.offset+2]=t,this}setW(e,t){return this.normalized&&(t=pn(t,this.array)),this.data.array[e*this.data.stride+this.offset+3]=t,this}getX(e){let t=this.data.array[e*this.data.stride+this.offset];return this.normalized&&(t=An(t,this.array)),t}getY(e){let t=this.data.array[e*this.data.stride+this.offset+1];return this.normalized&&(t=An(t,this.array)),t}getZ(e){let t=this.data.array[e*this.data.stride+this.offset+2];return this.normalized&&(t=An(t,this.array)),t}getW(e){let t=this.data.array[e*this.data.stride+this.offset+3];return this.normalized&&(t=An(t,this.array)),t}setXY(e,t,n){return e=e*this.data.stride+this.offset,this.normalized&&(t=pn(t,this.array),n=pn(n,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this}setXYZ(e,t,n,r){return e=e*this.data.stride+this.offset,this.normalized&&(t=pn(t,this.array),n=pn(n,this.array),r=pn(r,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=r,this}setXYZW(e,t,n,r,i){return e=e*this.data.stride+this.offset,this.normalized&&(t=pn(t,this.array),n=pn(n,this.array),r=pn(r,this.array),i=pn(i,this.array)),this.data.array[e+0]=t,this.data.array[e+1]=n,this.data.array[e+2]=r,this.data.array[e+3]=i,this}clone(e){if(void 0===e){Kt("InterleavedBufferAttribute.clone(): Cloning an interleaved buffer attribute will de-interleave buffer data.");const e=[];for(let t=0;t<this.count;t++){const n=t*this.data.stride+this.offset;for(let t=0;t<this.itemSize;t++)e.push(this.data.array[n+t])}return new li(new this.array.constructor(e),this.itemSize,this.normalized)}return void 0===e.interleavedBuffers&&(e.interleavedBuffers={}),void 0===e.interleavedBuffers[this.data.uuid]&&(e.interleavedBuffers[this.data.uuid]=this.data.clone(e)),new Ei(e.interleavedBuffers[this.data.uuid],this.itemSize,this.offset,this.normalized)}toJSON(e){if(void 0===e){Kt("InterleavedBufferAttribute.toJSON(): Serializing an interleaved buffer attribute will de-interleave buffer data.");const e=[];for(let t=0;t<this.count;t++){const n=t*this.data.stride+this.offset;for(let t=0;t<this.itemSize;t++)e.push(this.data.array[n+t])}return{itemSize:this.itemSize,type:this.array.constructor.name,array:e,normalized:this.normalized}}return void 0===e.interleavedBuffers&&(e.interleavedBuffers={}),void 0===e.interleavedBuffers[this.data.uuid]&&(e.interleavedBuffers[this.data.uuid]=this.data.toJSON(e)),{isInterleavedBufferAttribute:!0,itemSize:this.itemSize,data:this.data.uuid,offset:this.offset,normalized:this.normalized}}}let Ci=0;class Ri extends rn{constructor(){super(),this.isMaterial=!0,Object.defineProperty(this,"id",{value:Ci++}),this.uuid=un(),this.name="",this.type="Material",this.blending=1,this.side=0,this.vertexColors=!1,this.opacity=1,this.transparent=!1,this.alphaHash=!1,this.blendSrc=P,this.blendDst=D,this.blendEquation=S,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.blendColor=new Tr(0,0,0),this.blendAlpha=0,this.depthFunc=3,this.depthTest=!0,this.depthWrite=!0,this.stencilWriteMask=255,this.stencilFunc=519,this.stencilRef=0,this.stencilFuncMask=255,this.stencilFail=Nt,this.stencilZFail=Nt,this.stencilZPass=Nt,this.stencilWrite=!1,this.clippingPlanes=null,this.clipIntersection=!1,this.clipShadows=!1,this.shadowSide=null,this.colorWrite=!0,this.precision=null,this.polygonOffset=!1,this.polygonOffsetFactor=0,this.polygonOffsetUnits=0,this.dithering=!1,this.alphaToCoverage=!1,this.premultipliedAlpha=!1,this.forceSinglePass=!1,this.allowOverride=!0,this.visible=!0,this.toneMapped=!0,this.userData={},this.version=0,this._alphaTest=0}get alphaTest(){return this._alphaTest}set alphaTest(e){this._alphaTest>0!=e>0&&this.version++,this._alphaTest=e}onBeforeRender(){}onBeforeCompile(){}customProgramCacheKey(){return this.onBeforeCompile.toString()}setValues(e){if(void 0!==e)for(const t in e){const n=e[t];if(void 0===n){Jt(`Material: parameter '${t}' has value of undefined.`);continue}const r=this[t];void 0!==r?r&&r.isColor?r.set(n):r&&r.isVector3&&n&&n.isVector3?r.copy(n):this[t]=n:Jt(`Material: '${t}' is not a property of THREE.${this.type}.`)}}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{}});const n={metadata:{version:4.7,type:"Material",generator:"Material.toJSON"}};function r(e){const t=[];for(const n in e){const r=e[n];delete r.metadata,t.push(r)}return t}if(n.uuid=this.uuid,n.type=this.type,""!==this.name&&(n.name=this.name),this.color&&this.color.isColor&&(n.color=this.color.getHex()),void 0!==this.roughness&&(n.roughness=this.roughness),void 0!==this.metalness&&(n.metalness=this.metalness),void 0!==this.sheen&&(n.sheen=this.sheen),this.sheenColor&&this.sheenColor.isColor&&(n.sheenColor=this.sheenColor.getHex()),void 0!==this.sheenRoughness&&(n.sheenRoughness=this.sheenRoughness),this.emissive&&this.emissive.isColor&&(n.emissive=this.emissive.getHex()),void 0!==this.emissiveIntensity&&1!==this.emissiveIntensity&&(n.emissiveIntensity=this.emissiveIntensity),this.specular&&this.specular.isColor&&(n.specular=this.specular.getHex()),void 0!==this.specularIntensity&&(n.specularIntensity=this.specularIntensity),this.specularColor&&this.specularColor.isColor&&(n.specularColor=this.specularColor.getHex()),void 0!==this.shininess&&(n.shininess=this.shininess),void 0!==this.clearcoat&&(n.clearcoat=this.clearcoat),void 0!==this.clearcoatRoughness&&(n.clearcoatRoughness=this.clearcoatRoughness),this.clearcoatMap&&this.clearcoatMap.isTexture&&(n.clearcoatMap=this.clearcoatMap.toJSON(e).uuid),this.clearcoatRoughnessMap&&this.clearcoatRoughnessMap.isTexture&&(n.clearcoatRoughnessMap=this.clearcoatRoughnessMap.toJSON(e).uuid),this.clearcoatNormalMap&&this.clearcoatNormalMap.isTexture&&(n.clearcoatNormalMap=this.clearcoatNormalMap.toJSON(e).uuid,n.clearcoatNormalScale=this.clearcoatNormalScale.toArray()),this.sheenColorMap&&this.sheenColorMap.isTexture&&(n.sheenColorMap=this.sheenColorMap.toJSON(e).uuid),this.sheenRoughnessMap&&this.sheenRoughnessMap.isTexture&&(n.sheenRoughnessMap=this.sheenRoughnessMap.toJSON(e).uuid),void 0!==this.dispersion&&(n.dispersion=this.dispersion),void 0!==this.iridescence&&(n.iridescence=this.iridescence),void 0!==this.iridescenceIOR&&(n.iridescenceIOR=this.iridescenceIOR),void 0!==this.iridescenceThicknessRange&&(n.iridescenceThicknessRange=this.iridescenceThicknessRange),this.iridescenceMap&&this.iridescenceMap.isTexture&&(n.iridescenceMap=this.iridescenceMap.toJSON(e).uuid),this.iridescenceThicknessMap&&this.iridescenceThicknessMap.isTexture&&(n.iridescenceThicknessMap=this.iridescenceThicknessMap.toJSON(e).uuid),void 0!==this.anisotropy&&(n.anisotropy=this.anisotropy),void 0!==this.anisotropyRotation&&(n.anisotropyRotation=this.anisotropyRotation),this.anisotropyMap&&this.anisotropyMap.isTexture&&(n.anisotropyMap=this.anisotropyMap.toJSON(e).uuid),this.map&&this.map.isTexture&&(n.map=this.map.toJSON(e).uuid),this.matcap&&this.matcap.isTexture&&(n.matcap=this.matcap.toJSON(e).uuid),this.alphaMap&&this.alphaMap.isTexture&&(n.alphaMap=this.alphaMap.toJSON(e).uuid),this.lightMap&&this.lightMap.isTexture&&(n.lightMap=this.lightMap.toJSON(e).uuid,n.lightMapIntensity=this.lightMapIntensity),this.aoMap&&this.aoMap.isTexture&&(n.aoMap=this.aoMap.toJSON(e).uuid,n.aoMapIntensity=this.aoMapIntensity),this.bumpMap&&this.bumpMap.isTexture&&(n.bumpMap=this.bumpMap.toJSON(e).uuid,n.bumpScale=this.bumpScale),this.normalMap&&this.normalMap.isTexture&&(n.normalMap=this.normalMap.toJSON(e).uuid,n.normalMapType=this.normalMapType,n.normalScale=this.normalScale.toArray()),this.displacementMap&&this.displacementMap.isTexture&&(n.displacementMap=this.displacementMap.toJSON(e).uuid,n.displacementScale=this.displacementScale,n.displacementBias=this.displacementBias),this.roughnessMap&&this.roughnessMap.isTexture&&(n.roughnessMap=this.roughnessMap.toJSON(e).uuid),this.metalnessMap&&this.metalnessMap.isTexture&&(n.metalnessMap=this.metalnessMap.toJSON(e).uuid),this.emissiveMap&&this.emissiveMap.isTexture&&(n.emissiveMap=this.emissiveMap.toJSON(e).uuid),this.specularMap&&this.specularMap.isTexture&&(n.specularMap=this.specularMap.toJSON(e).uuid),this.specularIntensityMap&&this.specularIntensityMap.isTexture&&(n.specularIntensityMap=this.specularIntensityMap.toJSON(e).uuid),this.specularColorMap&&this.specularColorMap.isTexture&&(n.specularColorMap=this.specularColorMap.toJSON(e).uuid),this.envMap&&this.envMap.isTexture&&(n.envMap=this.envMap.toJSON(e).uuid,void 0!==this.combine&&(n.combine=this.combine)),void 0!==this.envMapRotation&&(n.envMapRotation=this.envMapRotation.toArray()),void 0!==this.envMapIntensity&&(n.envMapIntensity=this.envMapIntensity),void 0!==this.reflectivity&&(n.reflectivity=this.reflectivity),void 0!==this.refractionRatio&&(n.refractionRatio=this.refractionRatio),this.gradientMap&&this.gradientMap.isTexture&&(n.gradientMap=this.gradientMap.toJSON(e).uuid),void 0!==this.transmission&&(n.transmission=this.transmission),this.transmissionMap&&this.transmissionMap.isTexture&&(n.transmissionMap=this.transmissionMap.toJSON(e).uuid),void 0!==this.thickness&&(n.thickness=this.thickness),this.thicknessMap&&this.thicknessMap.isTexture&&(n.thicknessMap=this.thicknessMap.toJSON(e).uuid),void 0!==this.attenuationDistance&&this.attenuationDistance!==1/0&&(n.attenuationDistance=this.attenuationDistance),void 0!==this.attenuationColor&&(n.attenuationColor=this.attenuationColor.getHex()),void 0!==this.size&&(n.size=this.size),null!==this.shadowSide&&(n.shadowSide=this.shadowSide),void 0!==this.sizeAttenuation&&(n.sizeAttenuation=this.sizeAttenuation),1!==this.blending&&(n.blending=this.blending),0!==this.side&&(n.side=this.side),!0===this.vertexColors&&(n.vertexColors=!0),this.opacity<1&&(n.opacity=this.opacity),!0===this.transparent&&(n.transparent=!0),this.blendSrc!==P&&(n.blendSrc=this.blendSrc),this.blendDst!==D&&(n.blendDst=this.blendDst),this.blendEquation!==S&&(n.blendEquation=this.blendEquation),null!==this.blendSrcAlpha&&(n.blendSrcAlpha=this.blendSrcAlpha),null!==this.blendDstAlpha&&(n.blendDstAlpha=this.blendDstAlpha),null!==this.blendEquationAlpha&&(n.blendEquationAlpha=this.blendEquationAlpha),this.blendColor&&this.blendColor.isColor&&(n.blendColor=this.blendColor.getHex()),0!==this.blendAlpha&&(n.blendAlpha=this.blendAlpha),3!==this.depthFunc&&(n.depthFunc=this.depthFunc),!1===this.depthTest&&(n.depthTest=this.depthTest),!1===this.depthWrite&&(n.depthWrite=this.depthWrite),!1===this.colorWrite&&(n.colorWrite=this.colorWrite),255!==this.stencilWriteMask&&(n.stencilWriteMask=this.stencilWriteMask),519!==this.stencilFunc&&(n.stencilFunc=this.stencilFunc),0!==this.stencilRef&&(n.stencilRef=this.stencilRef),255!==this.stencilFuncMask&&(n.stencilFuncMask=this.stencilFuncMask),this.stencilFail!==Nt&&(n.stencilFail=this.stencilFail),this.stencilZFail!==Nt&&(n.stencilZFail=this.stencilZFail),this.stencilZPass!==Nt&&(n.stencilZPass=this.stencilZPass),!0===this.stencilWrite&&(n.stencilWrite=this.stencilWrite),void 0!==this.rotation&&0!==this.rotation&&(n.rotation=this.rotation),!0===this.polygonOffset&&(n.polygonOffset=!0),0!==this.polygonOffsetFactor&&(n.polygonOffsetFactor=this.polygonOffsetFactor),0!==this.polygonOffsetUnits&&(n.polygonOffsetUnits=this.polygonOffsetUnits),void 0!==this.linewidth&&1!==this.linewidth&&(n.linewidth=this.linewidth),void 0!==this.dashSize&&(n.dashSize=this.dashSize),void 0!==this.gapSize&&(n.gapSize=this.gapSize),void 0!==this.scale&&(n.scale=this.scale),!0===this.dithering&&(n.dithering=!0),this.alphaTest>0&&(n.alphaTest=this.alphaTest),!0===this.alphaHash&&(n.alphaHash=!0),!0===this.alphaToCoverage&&(n.alphaToCoverage=!0),!0===this.premultipliedAlpha&&(n.premultipliedAlpha=!0),!0===this.forceSinglePass&&(n.forceSinglePass=!0),!1===this.allowOverride&&(n.allowOverride=!1),!0===this.wireframe&&(n.wireframe=!0),this.wireframeLinewidth>1&&(n.wireframeLinewidth=this.wireframeLinewidth),"round"!==this.wireframeLinecap&&(n.wireframeLinecap=this.wireframeLinecap),"round"!==this.wireframeLinejoin&&(n.wireframeLinejoin=this.wireframeLinejoin),!0===this.flatShading&&(n.flatShading=!0),!1===this.visible&&(n.visible=!1),!1===this.toneMapped&&(n.toneMapped=!1),!1===this.fog&&(n.fog=!1),Object.keys(this.userData).length>0&&(n.userData=this.userData),t){const t=r(e.textures),i=r(e.images);t.length>0&&(n.textures=t),i.length>0&&(n.images=i)}return n}clone(){return(new this.constructor).copy(this)}copy(e){this.name=e.name,this.blending=e.blending,this.side=e.side,this.vertexColors=e.vertexColors,this.opacity=e.opacity,this.transparent=e.transparent,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.blendColor.copy(e.blendColor),this.blendAlpha=e.blendAlpha,this.depthFunc=e.depthFunc,this.depthTest=e.depthTest,this.depthWrite=e.depthWrite,this.stencilWriteMask=e.stencilWriteMask,this.stencilFunc=e.stencilFunc,this.stencilRef=e.stencilRef,this.stencilFuncMask=e.stencilFuncMask,this.stencilFail=e.stencilFail,this.stencilZFail=e.stencilZFail,this.stencilZPass=e.stencilZPass,this.stencilWrite=e.stencilWrite;const t=e.clippingPlanes;let n=null;if(null!==t){const e=t.length;n=new Array(e);for(let r=0;r!==e;++r)n[r]=t[r].clone()}return this.clippingPlanes=n,this.clipIntersection=e.clipIntersection,this.clipShadows=e.clipShadows,this.shadowSide=e.shadowSide,this.colorWrite=e.colorWrite,this.precision=e.precision,this.polygonOffset=e.polygonOffset,this.polygonOffsetFactor=e.polygonOffsetFactor,this.polygonOffsetUnits=e.polygonOffsetUnits,this.dithering=e.dithering,this.alphaTest=e.alphaTest,this.alphaHash=e.alphaHash,this.alphaToCoverage=e.alphaToCoverage,this.premultipliedAlpha=e.premultipliedAlpha,this.forceSinglePass=e.forceSinglePass,this.allowOverride=e.allowOverride,this.visible=e.visible,this.toneMapped=e.toneMapped,this.userData=JSON.parse(JSON.stringify(e.userData)),this}dispose(){this.dispatchEvent({type:"dispose"})}set needsUpdate(e){!0===e&&this.version++}}class Ni extends Ri{constructor(e){super(),this.isSpriteMaterial=!0,this.type="SpriteMaterial",this.color=new Tr(16777215),this.map=null,this.alphaMap=null,this.rotation=0,this.sizeAttenuation=!0,this.transparent=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.rotation=e.rotation,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}const Pi=new _n,Di=new _n,Li=new _n,Ii=new _n,Oi=new _n,Ui=new _n,Bi=new _n;class Fi{constructor(e=new _n,t=new _n(0,0,-1)){this.origin=e,this.direction=t}set(e,t){return this.origin.copy(e),this.direction.copy(t),this}copy(e){return this.origin.copy(e.origin),this.direction.copy(e.direction),this}at(e,t){return t.copy(this.origin).addScaledVector(this.direction,e)}lookAt(e){return this.direction.copy(e).sub(this.origin).normalize(),this}recast(e){return this.origin.copy(this.at(e,Pi)),this}closestPointToPoint(e,t){t.subVectors(e,this.origin);const n=t.dot(this.direction);return n<0?t.copy(this.origin):t.copy(this.origin).addScaledVector(this.direction,n)}distanceToPoint(e){return Math.sqrt(this.distanceSqToPoint(e))}distanceSqToPoint(e){const t=Pi.subVectors(e,this.origin).dot(this.direction);return t<0?this.origin.distanceToSquared(e):(Pi.copy(this.origin).addScaledVector(this.direction,t),Pi.distanceToSquared(e))}distanceSqToSegment(e,t,n,r){Di.copy(e).add(t).multiplyScalar(.5),Li.copy(t).sub(e).normalize(),Ii.copy(this.origin).sub(Di);const i=.5*e.distanceTo(t),s=-this.direction.dot(Li),a=Ii.dot(this.direction),o=-Ii.dot(Li),l=Ii.lengthSq(),u=Math.abs(1-s*s);let c,h,d,A;if(u>0)if(c=s*o-a,h=s*a-o,A=i*u,c>=0)if(h>=-A)if(h<=A){const e=1/u;c*=e,h*=e,d=c*(c+s*h+2*a)+h*(s*c+h+2*o)+l}else h=i,c=Math.max(0,-(s*h+a)),d=-c*c+h*(h+2*o)+l;else h=-i,c=Math.max(0,-(s*h+a)),d=-c*c+h*(h+2*o)+l;else h<=-A?(c=Math.max(0,-(-s*i+a)),h=c>0?-i:Math.min(Math.max(-i,-o),i),d=-c*c+h*(h+2*o)+l):h<=A?(c=0,h=Math.min(Math.max(-i,-o),i),d=h*(h+2*o)+l):(c=Math.max(0,-(s*i+a)),h=c>0?i:Math.min(Math.max(-i,-o),i),d=-c*c+h*(h+2*o)+l);else h=s>0?-i:i,c=Math.max(0,-(s*h+a)),d=-c*c+h*(h+2*o)+l;return n&&n.copy(this.origin).addScaledVector(this.direction,c),r&&r.copy(Di).addScaledVector(Li,h),d}intersectSphere(e,t){Pi.subVectors(e.center,this.origin);const n=Pi.dot(this.direction),r=Pi.dot(Pi)-n*n,i=e.radius*e.radius;if(r>i)return null;const s=Math.sqrt(i-r),a=n-s,o=n+s;return o<0?null:a<0?this.at(o,t):this.at(a,t)}intersectsSphere(e){return!(e.radius<0)&&this.distanceSqToPoint(e.center)<=e.radius*e.radius}distanceToPlane(e){const t=e.normal.dot(this.direction);if(0===t)return 0===e.distanceToPoint(this.origin)?0:null;const n=-(this.origin.dot(e.normal)+e.constant)/t;return n>=0?n:null}intersectPlane(e,t){const n=this.distanceToPlane(e);return null===n?null:this.at(n,t)}intersectsPlane(e){const t=e.distanceToPoint(this.origin);if(0===t)return!0;return e.normal.dot(this.direction)*t<0}intersectBox(e,t){let n,r,i,s,a,o;const l=1/this.direction.x,u=1/this.direction.y,c=1/this.direction.z,h=this.origin;return l>=0?(n=(e.min.x-h.x)*l,r=(e.max.x-h.x)*l):(n=(e.max.x-h.x)*l,r=(e.min.x-h.x)*l),u>=0?(i=(e.min.y-h.y)*u,s=(e.max.y-h.y)*u):(i=(e.max.y-h.y)*u,s=(e.min.y-h.y)*u),n>s||i>r?null:((i>n||isNaN(n))&&(n=i),(s<r||isNaN(r))&&(r=s),c>=0?(a=(e.min.z-h.z)*c,o=(e.max.z-h.z)*c):(a=(e.max.z-h.z)*c,o=(e.min.z-h.z)*c),n>o||a>r?null:((a>n||n!=n)&&(n=a),(o<r||r!=r)&&(r=o),r<0?null:this.at(n>=0?n:r,t)))}intersectsBox(e){return null!==this.intersectBox(e,Pi)}intersectTriangle(e,t,n,r,i){Oi.subVectors(t,e),Ui.subVectors(n,e),Bi.crossVectors(Oi,Ui);let s,a=this.direction.dot(Bi);if(a>0){if(r)return null;s=1}else{if(!(a<0))return null;s=-1,a=-a}Ii.subVectors(this.origin,e);const o=s*this.direction.dot(Ui.crossVectors(Ii,Ui));if(o<0)return null;const l=s*this.direction.dot(Oi.cross(Ii));if(l<0)return null;if(o+l>a)return null;const u=-s*Ii.dot(Bi);return u<0?null:this.at(u/a,i)}applyMatrix4(e){return this.origin.applyMatrix4(e),this.direction.transformDirection(e),this}equals(e){return e.origin.equals(this.origin)&&e.direction.equals(this.direction)}clone(){return(new this.constructor).copy(this)}}class ki extends Ri{constructor(e){super(),this.isMeshBasicMaterial=!0,this.type="MeshBasicMaterial",this.color=new Tr(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Zn,this.combine=0,this.reflectivity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}const qi=new zn,Vi=new Fi,zi=new mi,Gi=new _n,Hi=new _n,ji=new _n,Wi=new _n,Xi=new _n,$i=new _n,Qi=new _n,Yi=new _n;class Ki extends fr{constructor(e=new Si,t=new ki){super(),this.isMesh=!0,this.type="Mesh",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.count=1,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),void 0!==e.morphTargetInfluences&&(this.morphTargetInfluences=e.morphTargetInfluences.slice()),void 0!==e.morphTargetDictionary&&(this.morphTargetDictionary=Object.assign({},e.morphTargetDictionary)),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const n=e[t[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=n.length;e<t;e++){const t=n[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}getVertexPosition(e,t){const n=this.geometry,r=n.attributes.position,i=n.morphAttributes.position,s=n.morphTargetsRelative;t.fromBufferAttribute(r,e);const a=this.morphTargetInfluences;if(i&&a){$i.set(0,0,0);for(let n=0,r=i.length;n<r;n++){const r=a[n],o=i[n];0!==r&&(Xi.fromBufferAttribute(o,e),s?$i.addScaledVector(Xi,r):$i.addScaledVector(Xi.sub(t),r))}t.add($i)}return t}raycast(e,t){const n=this.geometry,r=this.material,i=this.matrixWorld;if(void 0!==r){if(null===n.boundingSphere&&n.computeBoundingSphere(),zi.copy(n.boundingSphere),zi.applyMatrix4(i),Vi.copy(e.ray).recast(e.near),!1===zi.containsPoint(Vi.origin)){if(null===Vi.intersectSphere(zi,Gi))return;if(Vi.origin.distanceToSquared(Gi)>(e.far-e.near)**2)return}qi.copy(i).invert(),Vi.copy(e.ray).applyMatrix4(qi),null!==n.boundingBox&&!1===Vi.intersectsBox(n.boundingBox)||this._computeIntersections(e,t,Vi)}}_computeIntersections(e,t,n){let r;const i=this.geometry,s=this.material,a=i.index,o=i.attributes.position,l=i.attributes.uv,u=i.attributes.uv1,c=i.attributes.normal,h=i.groups,d=i.drawRange;if(null!==a)if(Array.isArray(s))for(let i=0,o=h.length;i<o;i++){const o=h[i],A=s[o.materialIndex];for(let i=Math.max(o.start,d.start),s=Math.min(a.count,Math.min(o.start+o.count,d.start+d.count));i<s;i+=3){r=Zi(this,A,e,n,l,u,c,a.getX(i),a.getX(i+1),a.getX(i+2)),r&&(r.faceIndex=Math.floor(i/3),r.face.materialIndex=o.materialIndex,t.push(r))}}else{for(let i=Math.max(0,d.start),o=Math.min(a.count,d.start+d.count);i<o;i+=3){r=Zi(this,s,e,n,l,u,c,a.getX(i),a.getX(i+1),a.getX(i+2)),r&&(r.faceIndex=Math.floor(i/3),t.push(r))}}else if(void 0!==o)if(Array.isArray(s))for(let i=0,a=h.length;i<a;i++){const a=h[i],A=s[a.materialIndex];for(let i=Math.max(a.start,d.start),s=Math.min(o.count,Math.min(a.start+a.count,d.start+d.count));i<s;i+=3){r=Zi(this,A,e,n,l,u,c,i,i+1,i+2),r&&(r.faceIndex=Math.floor(i/3),r.face.materialIndex=a.materialIndex,t.push(r))}}else{for(let i=Math.max(0,d.start),a=Math.min(o.count,d.start+d.count);i<a;i+=3){r=Zi(this,s,e,n,l,u,c,i,i+1,i+2),r&&(r.faceIndex=Math.floor(i/3),t.push(r))}}}}function Zi(e,t,n,r,i,s,a,o,l,u){e.getVertexPosition(o,Hi),e.getVertexPosition(l,ji),e.getVertexPosition(u,Wi);const c=function(e,t,n,r,i,s,a,o){let l;if(l=1===t.side?r.intersectTriangle(a,s,i,!0,o):r.intersectTriangle(i,s,a,0===t.side,o),null===l)return null;Yi.copy(o),Yi.applyMatrix4(e.matrixWorld);const u=n.ray.origin.distanceTo(Yi);return u<n.near||u>n.far?null:{distance:u,point:Yi.clone(),object:e}}(e,t,n,r,Hi,ji,Wi,Qi);if(c){const e=new _n;kr.getBarycoord(Qi,Hi,ji,Wi,e),i&&(c.uv=kr.getInterpolatedAttribute(i,o,l,u,e,new mn)),s&&(c.uv1=kr.getInterpolatedAttribute(s,o,l,u,e,new mn)),a&&(c.normal=kr.getInterpolatedAttribute(a,o,l,u,e,new _n),c.normal.dot(r.direction)>0&&c.normal.multiplyScalar(-1));const t={a:o,b:l,c:u,normal:new _n,materialIndex:0};kr.getNormal(Hi,ji,Wi,t.normal),c.face=t,c.barycoord=e}return c}class Ji extends Un{constructor(e=null,t=1,n=1,r,i,s,a,o,l=1003,u=1003,c,h){super(null,s,a,o,l,u,r,i,c,h),this.isDataTexture=!0,this.image={data:e,width:t,height:n},this.generateMipmaps=!1,this.flipY=!1,this.unpackAlignment=1}}class es extends li{constructor(e,t,n,r=1){super(e,t,n),this.isInstancedBufferAttribute=!0,this.meshPerAttribute=r}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}toJSON(){const e=super.toJSON();return e.meshPerAttribute=this.meshPerAttribute,e.isInstancedBufferAttribute=!0,e}}const ts=new _n,ns=new _n,rs=new bn;class is{constructor(e=new _n(1,0,0),t=0){this.isPlane=!0,this.normal=e,this.constant=t}set(e,t){return this.normal.copy(e),this.constant=t,this}setComponents(e,t,n,r){return this.normal.set(e,t,n),this.constant=r,this}setFromNormalAndCoplanarPoint(e,t){return this.normal.copy(e),this.constant=-t.dot(this.normal),this}setFromCoplanarPoints(e,t,n){const r=ts.subVectors(n,t).cross(ns.subVectors(e,t)).normalize();return this.setFromNormalAndCoplanarPoint(r,e),this}copy(e){return this.normal.copy(e.normal),this.constant=e.constant,this}normalize(){const e=1/this.normal.length();return this.normal.multiplyScalar(e),this.constant*=e,this}negate(){return this.constant*=-1,this.normal.negate(),this}distanceToPoint(e){return this.normal.dot(e)+this.constant}distanceToSphere(e){return this.distanceToPoint(e.center)-e.radius}projectPoint(e,t){return t.copy(e).addScaledVector(this.normal,-this.distanceToPoint(e))}intersectLine(e,t){const n=e.delta(ts),r=this.normal.dot(n);if(0===r)return 0===this.distanceToPoint(e.start)?t.copy(e.start):null;const i=-(e.start.dot(this.normal)+this.constant)/r;return i<0||i>1?null:t.copy(e.start).addScaledVector(n,i)}intersectsLine(e){const t=this.distanceToPoint(e.start),n=this.distanceToPoint(e.end);return t<0&&n>0||n<0&&t>0}intersectsBox(e){return e.intersectsPlane(this)}intersectsSphere(e){return e.intersectsPlane(this)}coplanarPoint(e){return e.copy(this.normal).multiplyScalar(-this.constant)}applyMatrix4(e,t){const n=t||rs.getNormalMatrix(e),r=this.coplanarPoint(ts).applyMatrix4(e),i=this.normal.applyMatrix3(n).normalize();return this.constant=-r.dot(i),this}translate(e){return this.constant-=e.dot(this.normal),this}equals(e){return e.normal.equals(this.normal)&&e.constant===this.constant}clone(){return(new this.constructor).copy(this)}}const ss=new mi,as=new mn(.5,.5),os=new _n;class ls{constructor(e=new is,t=new is,n=new is,r=new is,i=new is,s=new is){this.planes=[e,t,n,r,i,s]}set(e,t,n,r,i,s){const a=this.planes;return a[0].copy(e),a[1].copy(t),a[2].copy(n),a[3].copy(r),a[4].copy(i),a[5].copy(s),this}copy(e){const t=this.planes;for(let n=0;n<6;n++)t[n].copy(e.planes[n]);return this}setFromProjectionMatrix(e,t=2e3,n=!1){const r=this.planes,i=e.elements,s=i[0],a=i[1],o=i[2],l=i[3],u=i[4],c=i[5],h=i[6],d=i[7],A=i[8],p=i[9],f=i[10],m=i[11],g=i[12],_=i[13],v=i[14],y=i[15];if(r[0].setComponents(l-s,d-u,m-A,y-g).normalize(),r[1].setComponents(l+s,d+u,m+A,y+g).normalize(),r[2].setComponents(l+a,d+c,m+p,y+_).normalize(),r[3].setComponents(l-a,d-c,m-p,y-_).normalize(),n)r[4].setComponents(o,h,f,v).normalize(),r[5].setComponents(l-o,d-h,m-f,y-v).normalize();else if(r[4].setComponents(l-o,d-h,m-f,y-v).normalize(),t===zt)r[5].setComponents(l+o,d+h,m+f,y+v).normalize();else{if(t!==Gt)throw new Error("THREE.Frustum.setFromProjectionMatrix(): Invalid coordinate system: "+t);r[5].setComponents(o,h,f,v).normalize()}return this}intersectsObject(e){if(void 0!==e.boundingSphere)null===e.boundingSphere&&e.computeBoundingSphere(),ss.copy(e.boundingSphere).applyMatrix4(e.matrixWorld);else{const t=e.geometry;null===t.boundingSphere&&t.computeBoundingSphere(),ss.copy(t.boundingSphere).applyMatrix4(e.matrixWorld)}return this.intersectsSphere(ss)}intersectsSprite(e){ss.center.set(0,0,0);const t=as.distanceTo(e.center);return ss.radius=.7071067811865476+t,ss.applyMatrix4(e.matrixWorld),this.intersectsSphere(ss)}intersectsSphere(e){const t=this.planes,n=e.center,r=-e.radius;for(let e=0;e<6;e++){if(t[e].distanceToPoint(n)<r)return!1}return!0}intersectsBox(e){const t=this.planes;for(let n=0;n<6;n++){const r=t[n];if(os.x=r.normal.x>0?e.max.x:e.min.x,os.y=r.normal.y>0?e.max.y:e.min.y,os.z=r.normal.z>0?e.max.z:e.min.z,r.distanceToPoint(os)<0)return!1}return!0}containsPoint(e){const t=this.planes;for(let n=0;n<6;n++)if(t[n].distanceToPoint(e)<0)return!1;return!0}clone(){return(new this.constructor).copy(this)}}const us=new zn,cs=new ls;class hs{constructor(){this.coordinateSystem=zt}intersectsObject(e,t){if(!t.isArrayCamera||0===t.cameras.length)return!1;for(let n=0;n<t.cameras.length;n++){const r=t.cameras[n];if(us.multiplyMatrices(r.projectionMatrix,r.matrixWorldInverse),cs.setFromProjectionMatrix(us,r.coordinateSystem,r.reversedDepth),cs.intersectsObject(e))return!0}return!1}intersectsSprite(e,t){if(!t||!t.cameras||0===t.cameras.length)return!1;for(let n=0;n<t.cameras.length;n++){const r=t.cameras[n];if(us.multiplyMatrices(r.projectionMatrix,r.matrixWorldInverse),cs.setFromProjectionMatrix(us,r.coordinateSystem,r.reversedDepth),cs.intersectsSprite(e))return!0}return!1}intersectsSphere(e,t){if(!t||!t.cameras||0===t.cameras.length)return!1;for(let n=0;n<t.cameras.length;n++){const r=t.cameras[n];if(us.multiplyMatrices(r.projectionMatrix,r.matrixWorldInverse),cs.setFromProjectionMatrix(us,r.coordinateSystem,r.reversedDepth),cs.intersectsSphere(e))return!0}return!1}intersectsBox(e,t){if(!t||!t.cameras||0===t.cameras.length)return!1;for(let n=0;n<t.cameras.length;n++){const r=t.cameras[n];if(us.multiplyMatrices(r.projectionMatrix,r.matrixWorldInverse),cs.setFromProjectionMatrix(us,r.coordinateSystem,r.reversedDepth),cs.intersectsBox(e))return!0}return!1}containsPoint(e,t){if(!t||!t.cameras||0===t.cameras.length)return!1;for(let n=0;n<t.cameras.length;n++){const r=t.cameras[n];if(us.multiplyMatrices(r.projectionMatrix,r.matrixWorldInverse),cs.setFromProjectionMatrix(us,r.coordinateSystem,r.reversedDepth),cs.containsPoint(e))return!0}return!1}clone(){return new hs}}class ds extends Ri{constructor(e){super(),this.isLineBasicMaterial=!0,this.type="LineBasicMaterial",this.color=new Tr(16777215),this.map=null,this.linewidth=1,this.linecap="round",this.linejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.linewidth=e.linewidth,this.linecap=e.linecap,this.linejoin=e.linejoin,this.fog=e.fog,this}}const As=new _n,ps=new _n,fs=new zn,ms=new Fi,gs=new mi,_s=new _n,vs=new _n;class ys extends fr{constructor(e=new Si,t=new ds){super(),this.isLine=!0,this.type="Line",this.geometry=e,this.material=t,this.morphTargetDictionary=void 0,this.morphTargetInfluences=void 0,this.updateMorphTargets()}copy(e,t){return super.copy(e,t),this.material=Array.isArray(e.material)?e.material.slice():e.material,this.geometry=e.geometry,this}computeLineDistances(){const e=this.geometry;if(null===e.index){const t=e.attributes.position,n=[0];for(let e=1,r=t.count;e<r;e++)As.fromBufferAttribute(t,e-1),ps.fromBufferAttribute(t,e),n[e]=n[e-1],n[e]+=As.distanceTo(ps);e.setAttribute("lineDistance",new di(n,1))}else Jt("Line.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}raycast(e,t){const n=this.geometry,r=this.matrixWorld,i=e.params.Line.threshold,s=n.drawRange;if(null===n.boundingSphere&&n.computeBoundingSphere(),gs.copy(n.boundingSphere),gs.applyMatrix4(r),gs.radius+=i,!1===e.ray.intersectsSphere(gs))return;fs.copy(r).invert(),ms.copy(e.ray).applyMatrix4(fs);const a=i/((this.scale.x+this.scale.y+this.scale.z)/3),o=a*a,l=this.isLineSegments?2:1,u=n.index,c=n.attributes.position;if(null!==u){const n=Math.max(0,s.start),r=Math.min(u.count,s.start+s.count);for(let i=n,s=r-1;i<s;i+=l){const n=u.getX(i),r=u.getX(i+1),s=bs(this,e,ms,o,n,r,i);s&&t.push(s)}if(this.isLineLoop){const i=u.getX(r-1),s=u.getX(n),a=bs(this,e,ms,o,i,s,r-1);a&&t.push(a)}}else{const n=Math.max(0,s.start),r=Math.min(c.count,s.start+s.count);for(let i=n,s=r-1;i<s;i+=l){const n=bs(this,e,ms,o,i,i+1,i);n&&t.push(n)}if(this.isLineLoop){const i=bs(this,e,ms,o,r-1,n,r-1);i&&t.push(i)}}}updateMorphTargets(){const e=this.geometry.morphAttributes,t=Object.keys(e);if(t.length>0){const n=e[t[0]];if(void 0!==n){this.morphTargetInfluences=[],this.morphTargetDictionary={};for(let e=0,t=n.length;e<t;e++){const t=n[e].name||String(e);this.morphTargetInfluences.push(0),this.morphTargetDictionary[t]=e}}}}}function bs(e,t,n,r,i,s,a){const o=e.geometry.attributes.position;As.fromBufferAttribute(o,i),ps.fromBufferAttribute(o,s);if(n.distanceSqToSegment(As,ps,_s,vs)>r)return;_s.applyMatrix4(e.matrixWorld);const l=t.ray.origin.distanceTo(_s);return l<t.near||l>t.far?void 0:{distance:l,point:vs.clone().applyMatrix4(e.matrixWorld),index:a,face:null,faceIndex:null,barycoord:null,object:e}}const xs=new _n,Ts=new _n;class Ss extends ys{constructor(e,t){super(e,t),this.isLineSegments=!0,this.type="LineSegments"}computeLineDistances(){const e=this.geometry;if(null===e.index){const t=e.attributes.position,n=[];for(let e=0,r=t.count;e<r;e+=2)xs.fromBufferAttribute(t,e),Ts.fromBufferAttribute(t,e+1),n[e]=0===e?0:n[e-1],n[e+1]=n[e]+xs.distanceTo(Ts);e.setAttribute("lineDistance",new di(n,1))}else Jt("LineSegments.computeLineDistances(): Computation only possible with non-indexed BufferGeometry.");return this}}class ws extends Ri{constructor(e){super(),this.isPointsMaterial=!0,this.type="PointsMaterial",this.color=new Tr(16777215),this.map=null,this.alphaMap=null,this.size=1,this.sizeAttenuation=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.alphaMap=e.alphaMap,this.size=e.size,this.sizeAttenuation=e.sizeAttenuation,this.fog=e.fog,this}}const Ms=new zn,Es=new Fi,Cs=new mi,Rs=new _n;function Ns(e,t,n,r,i,s,a){const o=Es.distanceSqToPoint(e);if(o<n){const n=new _n;Es.closestPointToPoint(e,n),n.applyMatrix4(r);const l=i.ray.origin.distanceTo(n);if(l<i.near||l>i.far)return;s.push({distance:l,distanceToRay:Math.sqrt(o),point:n,index:t,face:null,faceIndex:null,barycoord:null,object:a})}}class Ps extends Un{constructor(e,t){super({width:e,height:t}),this.isFramebufferTexture=!0,this.magFilter=pe,this.minFilter=pe,this.generateMipmaps=!1,this.needsUpdate=!0}}class Ds extends Un{constructor(e=[],t=301,n,r,i,s,a,o,l,u){super(e,t,n,r,i,s,a,o,l,u),this.isCubeTexture=!0,this.flipY=!1}get images(){return this.image}set images(e){this.image=e}}class Ls extends Un{constructor(e,t,n=1014,r,i,s,a=1003,o=1003,l,u=1026,c=1){if(u!==Ue&&u!==Be)throw new Error("DepthTexture format must be either THREE.DepthFormat or THREE.DepthStencilFormat");super({width:e,height:t,depth:c},r,i,s,a,o,u,n,l),this.isDepthTexture=!0,this.flipY=!1,this.generateMipmaps=!1,this.compareFunction=null}copy(e){return super.copy(e),this.source=new Dn(Object.assign({},e.image)),this.compareFunction=e.compareFunction,this}toJSON(e){const t=super.toJSON(e);return null!==this.compareFunction&&(t.compareFunction=this.compareFunction),t}}class Is extends Ls{constructor(e,t=1014,n=301,r,i,s=1003,a=1003,o,l=1026){const u={width:e,height:e,depth:1},c=[u,u,u,u,u,u];super(e,e,t,n,r,i,s,a,o,l),this.image=c,this.isCubeDepthTexture=!0,this.isCubeTexture=!0}get images(){return this.image}set images(e){this.image=e}}class Os extends Un{constructor(e=null){super(),this.sourceTexture=e,this.isExternalTexture=!0}copy(e){return super.copy(e),this.sourceTexture=e.sourceTexture,this}}class Us extends Si{constructor(e=1,t=1,n=1,r=1,i=1,s=1){super(),this.type="BoxGeometry",this.parameters={width:e,height:t,depth:n,widthSegments:r,heightSegments:i,depthSegments:s};const a=this;r=Math.floor(r),i=Math.floor(i),s=Math.floor(s);const o=[],l=[],u=[],c=[];let h=0,d=0;function A(e,t,n,r,i,s,A,p,f,m,g){const _=s/f,v=A/m,y=s/2,b=A/2,x=p/2,T=f+1,S=m+1;let w=0,M=0;const E=new _n;for(let s=0;s<S;s++){const a=s*v-b;for(let o=0;o<T;o++){const h=o*_-y;E[e]=h*r,E[t]=a*i,E[n]=x,l.push(E.x,E.y,E.z),E[e]=0,E[t]=0,E[n]=p>0?1:-1,u.push(E.x,E.y,E.z),c.push(o/f),c.push(1-s/m),w+=1}}for(let e=0;e<m;e++)for(let t=0;t<f;t++){const n=h+t+T*e,r=h+t+T*(e+1),i=h+(t+1)+T*(e+1),s=h+(t+1)+T*e;o.push(n,r,s),o.push(r,i,s),M+=6}a.addGroup(d,M,g),d+=M,h+=w}A("z","y","x",-1,-1,n,t,e,s,i,0),A("z","y","x",1,-1,n,t,-e,s,i,1),A("x","z","y",1,1,e,n,t,r,s,2),A("x","z","y",1,-1,e,n,-t,r,s,3),A("x","y","z",1,-1,e,t,n,r,i,4),A("x","y","z",-1,-1,e,t,-n,r,i,5),this.setIndex(o),this.setAttribute("position",new di(l,3)),this.setAttribute("normal",new di(u,3)),this.setAttribute("uv",new di(c,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Us(e.width,e.height,e.depth,e.widthSegments,e.heightSegments,e.depthSegments)}}class Bs extends Si{constructor(e=1,t=32,n=0,r=2*Math.PI){super(),this.type="CircleGeometry",this.parameters={radius:e,segments:t,thetaStart:n,thetaLength:r},t=Math.max(3,t);const i=[],s=[],a=[],o=[],l=new _n,u=new mn;s.push(0,0,0),a.push(0,0,1),o.push(.5,.5);for(let i=0,c=3;i<=t;i++,c+=3){const h=n+i/t*r;l.x=e*Math.cos(h),l.y=e*Math.sin(h),s.push(l.x,l.y,l.z),a.push(0,0,1),u.x=(s[c]/e+1)/2,u.y=(s[c+1]/e+1)/2,o.push(u.x,u.y)}for(let e=1;e<=t;e++)i.push(e,e+1,0);this.setIndex(i),this.setAttribute("position",new di(s,3)),this.setAttribute("normal",new di(a,3)),this.setAttribute("uv",new di(o,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Bs(e.radius,e.segments,e.thetaStart,e.thetaLength)}}class Fs extends Si{constructor(e=1,t=1,n=1,r=32,i=1,s=!1,a=0,o=2*Math.PI){super(),this.type="CylinderGeometry",this.parameters={radiusTop:e,radiusBottom:t,height:n,radialSegments:r,heightSegments:i,openEnded:s,thetaStart:a,thetaLength:o};const l=this;r=Math.floor(r),i=Math.floor(i);const u=[],c=[],h=[],d=[];let A=0;const p=[],f=n/2;let m=0;function g(n){const i=A,s=new mn,p=new _n;let g=0;const _=!0===n?e:t,v=!0===n?1:-1;for(let e=1;e<=r;e++)c.push(0,f*v,0),h.push(0,v,0),d.push(.5,.5),A++;const y=A;for(let e=0;e<=r;e++){const t=e/r*o+a,n=Math.cos(t),i=Math.sin(t);p.x=_*i,p.y=f*v,p.z=_*n,c.push(p.x,p.y,p.z),h.push(0,v,0),s.x=.5*n+.5,s.y=.5*i*v+.5,d.push(s.x,s.y),A++}for(let e=0;e<r;e++){const t=i+e,r=y+e;!0===n?u.push(r,r+1,t):u.push(r+1,r,t),g+=3}l.addGroup(m,g,!0===n?1:2),m+=g}!function(){const s=new _n,g=new _n;let _=0;const v=(t-e)/n;for(let l=0;l<=i;l++){const u=[],m=l/i,_=m*(t-e)+e;for(let e=0;e<=r;e++){const t=e/r,i=t*o+a,l=Math.sin(i),p=Math.cos(i);g.x=_*l,g.y=-m*n+f,g.z=_*p,c.push(g.x,g.y,g.z),s.set(l,v,p).normalize(),h.push(s.x,s.y,s.z),d.push(t,1-m),u.push(A++)}p.push(u)}for(let n=0;n<r;n++)for(let r=0;r<i;r++){const s=p[r][n],a=p[r+1][n],o=p[r+1][n+1],l=p[r][n+1];(e>0||0!==r)&&(u.push(s,a,l),_+=3),(t>0||r!==i-1)&&(u.push(a,o,l),_+=3)}l.addGroup(m,_,0),m+=_}(),!1===s&&(e>0&&g(!0),t>0&&g(!1)),this.setIndex(u),this.setAttribute("position",new di(c,3)),this.setAttribute("normal",new di(h,3)),this.setAttribute("uv",new di(d,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Fs(e.radiusTop,e.radiusBottom,e.height,e.radialSegments,e.heightSegments,e.openEnded,e.thetaStart,e.thetaLength)}}class ks{constructor(){this.type="Curve",this.arcLengthDivisions=200,this.needsUpdate=!1,this.cacheArcLengths=null}getPoint(){Jt("Curve: .getPoint() not implemented.")}getPointAt(e,t){const n=this.getUtoTmapping(e);return this.getPoint(n,t)}getPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return t}getSpacedPoints(e=5){const t=[];for(let n=0;n<=e;n++)t.push(this.getPointAt(n/e));return t}getLength(){const e=this.getLengths();return e[e.length-1]}getLengths(e=this.arcLengthDivisions){if(this.cacheArcLengths&&this.cacheArcLengths.length===e+1&&!this.needsUpdate)return this.cacheArcLengths;this.needsUpdate=!1;const t=[];let n,r=this.getPoint(0),i=0;t.push(0);for(let s=1;s<=e;s++)n=this.getPoint(s/e),i+=n.distanceTo(r),t.push(i),r=n;return this.cacheArcLengths=t,t}updateArcLengths(){this.needsUpdate=!0,this.getLengths()}getUtoTmapping(e,t=null){const n=this.getLengths();let r=0;const i=n.length;let s;s=t||e*n[i-1];let a,o=0,l=i-1;for(;o<=l;)if(r=Math.floor(o+(l-o)/2),a=n[r]-s,a<0)o=r+1;else{if(!(a>0)){l=r;break}l=r-1}if(r=l,n[r]===s)return r/(i-1);const u=n[r];return(r+(s-u)/(n[r+1]-u))/(i-1)}getTangent(e,t){const n=1e-4;let r=e-n,i=e+n;r<0&&(r=0),i>1&&(i=1);const s=this.getPoint(r),a=this.getPoint(i),o=t||(s.isVector2?new mn:new _n);return o.copy(a).sub(s).normalize(),o}getTangentAt(e,t){const n=this.getUtoTmapping(e);return this.getTangent(n,t)}computeFrenetFrames(e,t=!1){const n=new _n,r=[],i=[],s=[],a=new _n,o=new zn;for(let t=0;t<=e;t++){const n=t/e;r[t]=this.getTangentAt(n,new _n)}i[0]=new _n,s[0]=new _n;let l=Number.MAX_VALUE;const u=Math.abs(r[0].x),c=Math.abs(r[0].y),h=Math.abs(r[0].z);u<=l&&(l=u,n.set(1,0,0)),c<=l&&(l=c,n.set(0,1,0)),h<=l&&n.set(0,0,1),a.crossVectors(r[0],n).normalize(),i[0].crossVectors(r[0],a),s[0].crossVectors(r[0],i[0]);for(let t=1;t<=e;t++){if(i[t]=i[t-1].clone(),s[t]=s[t-1].clone(),a.crossVectors(r[t-1],r[t]),a.length()>Number.EPSILON){a.normalize();const e=Math.acos(cn(r[t-1].dot(r[t]),-1,1));i[t].applyMatrix4(o.makeRotationAxis(a,e))}s[t].crossVectors(r[t],i[t])}if(!0===t){let t=Math.acos(cn(i[0].dot(i[e]),-1,1));t/=e,r[0].dot(a.crossVectors(i[0],i[e]))>0&&(t=-t);for(let n=1;n<=e;n++)i[n].applyMatrix4(o.makeRotationAxis(r[n],t*n)),s[n].crossVectors(r[n],i[n])}return{tangents:r,normals:i,binormals:s}}clone(){return(new this.constructor).copy(this)}copy(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}toJSON(){const e={metadata:{version:4.7,type:"Curve",generator:"Curve.toJSON"}};return e.arcLengthDivisions=this.arcLengthDivisions,e.type=this.type,e}fromJSON(e){return this.arcLengthDivisions=e.arcLengthDivisions,this}}class qs extends ks{constructor(e=0,t=0,n=1,r=1,i=0,s=2*Math.PI,a=!1,o=0){super(),this.isEllipseCurve=!0,this.type="EllipseCurve",this.aX=e,this.aY=t,this.xRadius=n,this.yRadius=r,this.aStartAngle=i,this.aEndAngle=s,this.aClockwise=a,this.aRotation=o}getPoint(e,t=new mn){const n=t,r=2*Math.PI;let i=this.aEndAngle-this.aStartAngle;const s=Math.abs(i)<Number.EPSILON;for(;i<0;)i+=r;for(;i>r;)i-=r;i<Number.EPSILON&&(i=s?0:r),!0!==this.aClockwise||s||(i===r?i=-r:i-=r);const a=this.aStartAngle+e*i;let o=this.aX+this.xRadius*Math.cos(a),l=this.aY+this.yRadius*Math.sin(a);if(0!==this.aRotation){const e=Math.cos(this.aRotation),t=Math.sin(this.aRotation),n=o-this.aX,r=l-this.aY;o=n*e-r*t+this.aX,l=n*t+r*e+this.aY}return n.set(o,l)}copy(e){return super.copy(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}toJSON(){const e=super.toJSON();return e.aX=this.aX,e.aY=this.aY,e.xRadius=this.xRadius,e.yRadius=this.yRadius,e.aStartAngle=this.aStartAngle,e.aEndAngle=this.aEndAngle,e.aClockwise=this.aClockwise,e.aRotation=this.aRotation,e}fromJSON(e){return super.fromJSON(e),this.aX=e.aX,this.aY=e.aY,this.xRadius=e.xRadius,this.yRadius=e.yRadius,this.aStartAngle=e.aStartAngle,this.aEndAngle=e.aEndAngle,this.aClockwise=e.aClockwise,this.aRotation=e.aRotation,this}}function Vs(){let e=0,t=0,n=0,r=0;function i(i,s,a,o){e=i,t=a,n=-3*i+3*s-2*a-o,r=2*i-2*s+a+o}return{initCatmullRom:function(e,t,n,r,s){i(t,n,s*(n-e),s*(r-t))},initNonuniformCatmullRom:function(e,t,n,r,s,a,o){let l=(t-e)/s-(n-e)/(s+a)+(n-t)/a,u=(n-t)/a-(r-t)/(a+o)+(r-n)/o;l*=a,u*=a,i(t,n,l,u)},calc:function(i){const s=i*i;return e+t*i+n*s+r*(s*i)}}}const zs=new _n,Gs=new Vs,Hs=new Vs,js=new Vs;function Ws(e,t,n,r,i){const s=.5*(r-t),a=.5*(i-n),o=e*e;return(2*n-2*r+s+a)*(e*o)+(-3*n+3*r-2*s-a)*o+s*e+n}function Xs(e,t,n,r){return function(e,t){const n=1-e;return n*n*t}(e,t)+function(e,t){return 2*(1-e)*e*t}(e,n)+function(e,t){return e*e*t}(e,r)}function $s(e,t,n,r,i){return function(e,t){const n=1-e;return n*n*n*t}(e,t)+function(e,t){const n=1-e;return 3*n*n*e*t}(e,n)+function(e,t){return 3*(1-e)*e*e*t}(e,r)+function(e,t){return e*e*e*t}(e,i)}class Qs extends ks{constructor(e=new mn,t=new mn,n=new mn,r=new mn){super(),this.isCubicBezierCurve=!0,this.type="CubicBezierCurve",this.v0=e,this.v1=t,this.v2=n,this.v3=r}getPoint(e,t=new mn){const n=t,r=this.v0,i=this.v1,s=this.v2,a=this.v3;return n.set($s(e,r.x,i.x,s.x,a.x),$s(e,r.y,i.y,s.y,a.y)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}class Ys extends ks{constructor(e=new _n,t=new _n,n=new _n,r=new _n){super(),this.isCubicBezierCurve3=!0,this.type="CubicBezierCurve3",this.v0=e,this.v1=t,this.v2=n,this.v3=r}getPoint(e,t=new _n){const n=t,r=this.v0,i=this.v1,s=this.v2,a=this.v3;return n.set($s(e,r.x,i.x,s.x,a.x),$s(e,r.y,i.y,s.y,a.y),$s(e,r.z,i.z,s.z,a.z)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this.v3.copy(e.v3),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e.v3=this.v3.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this.v3.fromArray(e.v3),this}}class Ks extends ks{constructor(e=new mn,t=new mn){super(),this.isLineCurve=!0,this.type="LineCurve",this.v1=e,this.v2=t}getPoint(e,t=new mn){const n=t;return 1===e?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e,t=new mn){return t.subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Zs extends ks{constructor(e=new mn,t=new mn,n=new mn){super(),this.isQuadraticBezierCurve=!0,this.type="QuadraticBezierCurve",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new mn){const n=t,r=this.v0,i=this.v1,s=this.v2;return n.set(Xs(e,r.x,i.x,s.x),Xs(e,r.y,i.y,s.y)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class Js extends ks{constructor(e=new _n,t=new _n,n=new _n){super(),this.isQuadraticBezierCurve3=!0,this.type="QuadraticBezierCurve3",this.v0=e,this.v1=t,this.v2=n}getPoint(e,t=new _n){const n=t,r=this.v0,i=this.v1,s=this.v2;return n.set(Xs(e,r.x,i.x,s.x),Xs(e,r.y,i.y,s.y),Xs(e,r.z,i.z,s.z)),n}copy(e){return super.copy(e),this.v0.copy(e.v0),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v0=this.v0.toArray(),e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v0.fromArray(e.v0),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}}class ea extends ks{constructor(e=[]){super(),this.isSplineCurve=!0,this.type="SplineCurve",this.points=e}getPoint(e,t=new mn){const n=t,r=this.points,i=(r.length-1)*e,s=Math.floor(i),a=i-s,o=r[0===s?s:s-1],l=r[s],u=r[s>r.length-2?r.length-1:s+1],c=r[s>r.length-3?r.length-1:s+2];return n.set(Ws(a,o.x,l.x,u.x,c.x),Ws(a,o.y,l.y,u.y,c.y)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push(n.clone())}return this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const n=this.points[t];e.points.push(n.toArray())}return e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push((new mn).fromArray(n))}return this}}var ta=Object.freeze({__proto__:null,ArcCurve:class extends qs{constructor(e,t,n,r,i,s){super(e,t,n,n,r,i,s),this.isArcCurve=!0,this.type="ArcCurve"}},CatmullRomCurve3:class extends ks{constructor(e=[],t=!1,n="centripetal",r=.5){super(),this.isCatmullRomCurve3=!0,this.type="CatmullRomCurve3",this.points=e,this.closed=t,this.curveType=n,this.tension=r}getPoint(e,t=new _n){const n=t,r=this.points,i=r.length,s=(i-(this.closed?0:1))*e;let a,o,l=Math.floor(s),u=s-l;this.closed?l+=l>0?0:(Math.floor(Math.abs(l)/i)+1)*i:0===u&&l===i-1&&(l=i-2,u=1),this.closed||l>0?a=r[(l-1)%i]:(zs.subVectors(r[0],r[1]).add(r[0]),a=zs);const c=r[l%i],h=r[(l+1)%i];if(this.closed||l+2<i?o=r[(l+2)%i]:(zs.subVectors(r[i-1],r[i-2]).add(r[i-1]),o=zs),"centripetal"===this.curveType||"chordal"===this.curveType){const e="chordal"===this.curveType?.5:.25;let t=Math.pow(a.distanceToSquared(c),e),n=Math.pow(c.distanceToSquared(h),e),r=Math.pow(h.distanceToSquared(o),e);n<1e-4&&(n=1),t<1e-4&&(t=n),r<1e-4&&(r=n),Gs.initNonuniformCatmullRom(a.x,c.x,h.x,o.x,t,n,r),Hs.initNonuniformCatmullRom(a.y,c.y,h.y,o.y,t,n,r),js.initNonuniformCatmullRom(a.z,c.z,h.z,o.z,t,n,r)}else"catmullrom"===this.curveType&&(Gs.initCatmullRom(a.x,c.x,h.x,o.x,this.tension),Hs.initCatmullRom(a.y,c.y,h.y,o.y,this.tension),js.initCatmullRom(a.z,c.z,h.z,o.z,this.tension));return n.set(Gs.calc(u),Hs.calc(u),js.calc(u)),n}copy(e){super.copy(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push(n.clone())}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}toJSON(){const e=super.toJSON();e.points=[];for(let t=0,n=this.points.length;t<n;t++){const n=this.points[t];e.points.push(n.toArray())}return e.closed=this.closed,e.curveType=this.curveType,e.tension=this.tension,e}fromJSON(e){super.fromJSON(e),this.points=[];for(let t=0,n=e.points.length;t<n;t++){const n=e.points[t];this.points.push((new _n).fromArray(n))}return this.closed=e.closed,this.curveType=e.curveType,this.tension=e.tension,this}},CubicBezierCurve:Qs,CubicBezierCurve3:Ys,EllipseCurve:qs,LineCurve:Ks,LineCurve3:class extends ks{constructor(e=new _n,t=new _n){super(),this.isLineCurve3=!0,this.type="LineCurve3",this.v1=e,this.v2=t}getPoint(e,t=new _n){const n=t;return 1===e?n.copy(this.v2):(n.copy(this.v2).sub(this.v1),n.multiplyScalar(e).add(this.v1)),n}getPointAt(e,t){return this.getPoint(e,t)}getTangent(e,t=new _n){return t.subVectors(this.v2,this.v1).normalize()}getTangentAt(e,t){return this.getTangent(e,t)}copy(e){return super.copy(e),this.v1.copy(e.v1),this.v2.copy(e.v2),this}toJSON(){const e=super.toJSON();return e.v1=this.v1.toArray(),e.v2=this.v2.toArray(),e}fromJSON(e){return super.fromJSON(e),this.v1.fromArray(e.v1),this.v2.fromArray(e.v2),this}},QuadraticBezierCurve:Zs,QuadraticBezierCurve3:Js,SplineCurve:ea});class na extends ks{constructor(){super(),this.type="CurvePath",this.curves=[],this.autoClose=!1}add(e){this.curves.push(e)}closePath(){const e=this.curves[0].getPoint(0),t=this.curves[this.curves.length-1].getPoint(1);if(!e.equals(t)){const n=!0===e.isVector2?"LineCurve":"LineCurve3";this.curves.push(new ta[n](t,e))}return this}getPoint(e,t){const n=e*this.getLength(),r=this.getCurveLengths();let i=0;for(;i<r.length;){if(r[i]>=n){const e=r[i]-n,s=this.curves[i],a=s.getLength(),o=0===a?0:1-e/a;return s.getPointAt(o,t)}i++}return null}getLength(){const e=this.getCurveLengths();return e[e.length-1]}updateArcLengths(){this.needsUpdate=!0,this.cacheLengths=null,this.getCurveLengths()}getCurveLengths(){if(this.cacheLengths&&this.cacheLengths.length===this.curves.length)return this.cacheLengths;const e=[];let t=0;for(let n=0,r=this.curves.length;n<r;n++)t+=this.curves[n].getLength(),e.push(t);return this.cacheLengths=e,e}getSpacedPoints(e=40){const t=[];for(let n=0;n<=e;n++)t.push(this.getPoint(n/e));return this.autoClose&&t.push(t[0]),t}getPoints(e=12){const t=[];let n;for(let r=0,i=this.curves;r<i.length;r++){const s=i[r],a=s.isEllipseCurve?2*e:s.isLineCurve||s.isLineCurve3?1:s.isSplineCurve?e*s.points.length:e,o=s.getPoints(a);for(let e=0;e<o.length;e++){const r=o[e];n&&n.equals(r)||(t.push(r),n=r)}}return this.autoClose&&t.length>1&&!t[t.length-1].equals(t[0])&&t.push(t[0]),t}copy(e){super.copy(e),this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const n=e.curves[t];this.curves.push(n.clone())}return this.autoClose=e.autoClose,this}toJSON(){const e=super.toJSON();e.autoClose=this.autoClose,e.curves=[];for(let t=0,n=this.curves.length;t<n;t++){const n=this.curves[t];e.curves.push(n.toJSON())}return e}fromJSON(e){super.fromJSON(e),this.autoClose=e.autoClose,this.curves=[];for(let t=0,n=e.curves.length;t<n;t++){const n=e.curves[t];this.curves.push((new ta[n.type]).fromJSON(n))}return this}}let ra=class extends na{constructor(e){super(),this.type="Path",this.currentPoint=new mn,e&&this.setFromPoints(e)}setFromPoints(e){this.moveTo(e[0].x,e[0].y);for(let t=1,n=e.length;t<n;t++)this.lineTo(e[t].x,e[t].y);return this}moveTo(e,t){return this.currentPoint.set(e,t),this}lineTo(e,t){const n=new Ks(this.currentPoint.clone(),new mn(e,t));return this.curves.push(n),this.currentPoint.set(e,t),this}quadraticCurveTo(e,t,n,r){const i=new Zs(this.currentPoint.clone(),new mn(e,t),new mn(n,r));return this.curves.push(i),this.currentPoint.set(n,r),this}bezierCurveTo(e,t,n,r,i,s){const a=new Qs(this.currentPoint.clone(),new mn(e,t),new mn(n,r),new mn(i,s));return this.curves.push(a),this.currentPoint.set(i,s),this}splineThru(e){const t=[this.currentPoint.clone()].concat(e),n=new ea(t);return this.curves.push(n),this.currentPoint.copy(e[e.length-1]),this}arc(e,t,n,r,i,s){const a=this.currentPoint.x,o=this.currentPoint.y;return this.absarc(e+a,t+o,n,r,i,s),this}absarc(e,t,n,r,i,s){return this.absellipse(e,t,n,n,r,i,s),this}ellipse(e,t,n,r,i,s,a,o){const l=this.currentPoint.x,u=this.currentPoint.y;return this.absellipse(e+l,t+u,n,r,i,s,a,o),this}absellipse(e,t,n,r,i,s,a,o){const l=new qs(e,t,n,r,i,s,a,o);if(this.curves.length>0){const e=l.getPoint(0);e.equals(this.currentPoint)||this.lineTo(e.x,e.y)}this.curves.push(l);const u=l.getPoint(1);return this.currentPoint.copy(u),this}copy(e){return super.copy(e),this.currentPoint.copy(e.currentPoint),this}toJSON(){const e=super.toJSON();return e.currentPoint=this.currentPoint.toArray(),e}fromJSON(e){return super.fromJSON(e),this.currentPoint.fromArray(e.currentPoint),this}};class ia extends ra{constructor(e){super(e),this.uuid=un(),this.type="Shape",this.holes=[]}getPointsHoles(e){const t=[];for(let n=0,r=this.holes.length;n<r;n++)t[n]=this.holes[n].getPoints(e);return 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z(e){r.push(s[3*e+0]),r.push(s[3*e+1]),r.push(s[3*e+2])}function G(e){i.push(e.x),i.push(e.y)}!function(){const e=r.length/3;if(u){let e=0,t=R*e;for(let e=0;e<U;e++){const n=I[e];q(n[2]+t,n[1]+t,n[0]+t)}e=o+2*A,t=R*e;for(let e=0;e<U;e++){const n=I[e];q(n[0]+t,n[1]+t,n[2]+t)}}else{for(let e=0;e<U;e++){const t=I[e];q(t[2],t[1],t[0])}for(let e=0;e<U;e++){const t=I[e];q(t[0]+R*o,t[1]+R*o,t[2]+R*o)}}n.addGroup(e,r.length/3-e,0)}(),function(){const e=r.length/3;let t=0;F(E,t),t+=E.length;for(let e=0,n=S.length;e<n;e++){const n=S[e];F(n,t),t+=n.length}n.addGroup(e,r.length/3-e,1)}()}this.setAttribute("position",new di(r,3)),this.setAttribute("uv",new di(i,2)),this.computeVertexNormals()}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON();return function(e,t,n){if(n.shapes=[],Array.isArray(e))for(let t=0,r=e.length;t<r;t++){const r=e[t];n.shapes.push(r.uuid)}else n.shapes.push(e.uuid);n.options=Object.assign({},t),void 0!==t.extrudePath&&(n.options.extrudePath=t.extrudePath.toJSON());return n}(this.parameters.shapes,this.parameters.options,e)}static fromJSON(e,t){const n=[];for(let r=0,i=e.shapes.length;r<i;r++){const i=t[e.shapes[r]];n.push(i)}const r=e.options.extrudePath;return void 0!==r&&(e.options.extrudePath=(new ta[r.type]).fromJSON(r)),new Oa(n,e.options)}}const Ua={generateTopUV:function(e,t,n,r,i){const s=t[3*n],a=t[3*n+1],o=t[3*r],l=t[3*r+1],u=t[3*i],c=t[3*i+1];return[new mn(s,a),new mn(o,l),new mn(u,c)]},generateSideWallUV:function(e,t,n,r,i,s){const a=t[3*n],o=t[3*n+1],l=t[3*n+2],u=t[3*r],c=t[3*r+1],h=t[3*r+2],d=t[3*i],A=t[3*i+1],p=t[3*i+2],f=t[3*s],m=t[3*s+1],g=t[3*s+2];return Math.abs(o-c)<Math.abs(a-u)?[new mn(a,1-l),new mn(u,1-h),new mn(d,1-p),new mn(f,1-g)]:[new mn(o,1-l),new mn(c,1-h),new mn(A,1-p),new mn(m,1-g)]}};class Ba extends Si{constructor(e=1,t=1,n=1,r=1){super(),this.type="PlaneGeometry",this.parameters={width:e,height:t,widthSegments:n,heightSegments:r};const i=e/2,s=t/2,a=Math.floor(n),o=Math.floor(r),l=a+1,u=o+1,c=e/a,h=t/o,d=[],A=[],p=[],f=[];for(let e=0;e<u;e++){const t=e*h-s;for(let n=0;n<l;n++){const r=n*c-i;A.push(r,-t,0),p.push(0,0,1),f.push(n/a),f.push(1-e/o)}}for(let e=0;e<o;e++)for(let t=0;t<a;t++){const n=t+l*e,r=t+l*(e+1),i=t+1+l*(e+1),s=t+1+l*e;d.push(n,r,s),d.push(r,i,s)}this.setIndex(d),this.setAttribute("position",new di(A,3)),this.setAttribute("normal",new di(p,3)),this.setAttribute("uv",new di(f,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Ba(e.width,e.height,e.widthSegments,e.heightSegments)}}class Fa extends Si{constructor(e=1,t=32,n=16,r=0,i=2*Math.PI,s=0,a=Math.PI){super(),this.type="SphereGeometry",this.parameters={radius:e,widthSegments:t,heightSegments:n,phiStart:r,phiLength:i,thetaStart:s,thetaLength:a},t=Math.max(3,Math.floor(t)),n=Math.max(2,Math.floor(n));const o=Math.min(s+a,Math.PI);let l=0;const u=[],c=new _n,h=new _n,d=[],A=[],p=[],f=[];for(let d=0;d<=n;d++){const m=[],g=d/n;let _=0;0===d&&0===s?_=.5/t:d===n&&o===Math.PI&&(_=-.5/t);for(let n=0;n<=t;n++){const o=n/t;c.x=-e*Math.cos(r+o*i)*Math.sin(s+g*a),c.y=e*Math.cos(s+g*a),c.z=e*Math.sin(r+o*i)*Math.sin(s+g*a),A.push(c.x,c.y,c.z),h.copy(c).normalize(),p.push(h.x,h.y,h.z),f.push(o+_,1-g),m.push(l++)}u.push(m)}for(let e=0;e<n;e++)for(let r=0;r<t;r++){const t=u[e][r+1],i=u[e][r],a=u[e+1][r],l=u[e+1][r+1];(0!==e||s>0)&&d.push(t,i,l),(e!==n-1||o<Math.PI)&&d.push(i,a,l)}this.setIndex(d),this.setAttribute("position",new di(A,3)),this.setAttribute("normal",new di(p,3)),this.setAttribute("uv",new di(f,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}static fromJSON(e){return new Fa(e.radius,e.widthSegments,e.heightSegments,e.phiStart,e.phiLength,e.thetaStart,e.thetaLength)}}class ka extends Si{constructor(e=new Js(new _n(-1,-1,0),new _n(-1,1,0),new _n(1,1,0)),t=64,n=1,r=8,i=!1){super(),this.type="TubeGeometry",this.parameters={path:e,tubularSegments:t,radius:n,radialSegments:r,closed:i};const s=e.computeFrenetFrames(t,i);this.tangents=s.tangents,this.normals=s.normals,this.binormals=s.binormals;const a=new _n,o=new _n,l=new mn;let u=new _n;const c=[],h=[],d=[],A=[];function p(i){u=e.getPointAt(i/t,u);const l=s.normals[i],d=s.binormals[i];for(let e=0;e<=r;e++){const t=e/r*Math.PI*2,i=Math.sin(t),s=-Math.cos(t);o.x=s*l.x+i*d.x,o.y=s*l.y+i*d.y,o.z=s*l.z+i*d.z,o.normalize(),h.push(o.x,o.y,o.z),a.x=u.x+n*o.x,a.y=u.y+n*o.y,a.z=u.z+n*o.z,c.push(a.x,a.y,a.z)}}!function(){for(let e=0;e<t;e++)p(e);p(!1===i?t:0),function(){for(let e=0;e<=t;e++)for(let n=0;n<=r;n++)l.x=e/t,l.y=n/r,d.push(l.x,l.y)}(),function(){for(let e=1;e<=t;e++)for(let t=1;t<=r;t++){const n=(r+1)*(e-1)+(t-1),i=(r+1)*e+(t-1),s=(r+1)*e+t,a=(r+1)*(e-1)+t;A.push(n,i,a),A.push(i,s,a)}}()}(),this.setIndex(A),this.setAttribute("position",new di(c,3)),this.setAttribute("normal",new di(h,3)),this.setAttribute("uv",new di(d,2))}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}toJSON(){const e=super.toJSON();return e.path=this.parameters.path.toJSON(),e}static fromJSON(e){return new ka((new ta[e.path.type]).fromJSON(e.path),e.tubularSegments,e.radius,e.radialSegments,e.closed)}}class qa extends Si{constructor(e=null){if(super(),this.type="WireframeGeometry",this.parameters={geometry:e},null!==e){const t=[],n=new Set,r=new _n,i=new _n;if(null!==e.index){const s=e.attributes.position,a=e.index;let o=e.groups;0===o.length&&(o=[{start:0,count:a.count,materialIndex:0}]);for(let e=0,l=o.length;e<l;++e){const l=o[e],u=l.start;for(let e=u,o=u+l.count;e<o;e+=3)for(let o=0;o<3;o++){const l=a.getX(e+o),u=a.getX(e+(o+1)%3);r.fromBufferAttribute(s,l),i.fromBufferAttribute(s,u),!0===Va(r,i,n)&&(t.push(r.x,r.y,r.z),t.push(i.x,i.y,i.z))}}}else{const s=e.attributes.position;for(let e=0,a=s.count/3;e<a;e++)for(let a=0;a<3;a++){const o=3*e+a,l=3*e+(a+1)%3;r.fromBufferAttribute(s,o),i.fromBufferAttribute(s,l),!0===Va(r,i,n)&&(t.push(r.x,r.y,r.z),t.push(i.x,i.y,i.z))}}this.setAttribute("position",new di(t,3))}}copy(e){return super.copy(e),this.parameters=Object.assign({},e.parameters),this}}function Va(e,t,n){const r=`${e.x},${e.y},${e.z}-${t.x},${t.y},${t.z}`,i=`${t.x},${t.y},${t.z}-${e.x},${e.y},${e.z}`;return!0!==n.has(r)&&!0!==n.has(i)&&(n.add(r),n.add(i),!0)}class za extends Ri{constructor(e){super(),this.isShadowMaterial=!0,this.type="ShadowMaterial",this.color=new Tr(0),this.transparent=!0,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.fog=e.fog,this}}function Ga(e){const t={};for(const n in e){t[n]={};for(const r in e[n]){const i=e[n][r];i&&(i.isColor||i.isMatrix3||i.isMatrix4||i.isVector2||i.isVector3||i.isVector4||i.isTexture||i.isQuaternion)?i.isRenderTargetTexture?(Jt("UniformsUtils: Textures of render targets cannot be cloned via cloneUniforms() or mergeUniforms()."),t[n][r]=null):t[n][r]=i.clone():Array.isArray(i)?t[n][r]=i.slice():t[n][r]=i}}return t}function Ha(e){const t={};for(let n=0;n<e.length;n++){const r=Ga(e[n]);for(const e in r)t[e]=r[e]}return t}function ja(e){const t=e.getRenderTarget();return null===t?e.outputColorSpace:!0===t.isXRRenderTarget?t.texture.colorSpace:Mn.workingColorSpace}const Wa={clone:Ga,merge:Ha};class Xa extends Ri{constructor(e){super(),this.isShaderMaterial=!0,this.type="ShaderMaterial",this.defines={},this.uniforms={},this.uniformsGroups=[],this.vertexShader="void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}",this.fragmentShader="void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}",this.linewidth=1,this.wireframe=!1,this.wireframeLinewidth=1,this.fog=!1,this.lights=!1,this.clipping=!1,this.forceSinglePass=!0,this.extensions={clipCullDistance:!1,multiDraw:!1},this.defaultAttributeValues={color:[1,1,1],uv:[0,0],uv1:[0,0]},this.index0AttributeName=void 0,this.uniformsNeedUpdate=!1,this.glslVersion=null,void 0!==e&&this.setValues(e)}copy(e){return super.copy(e),this.fragmentShader=e.fragmentShader,this.vertexShader=e.vertexShader,this.uniforms=Ga(e.uniforms),this.uniformsGroups=function(e){const t=[];for(let n=0;n<e.length;n++)t.push(e[n].clone());return t}(e.uniformsGroups),this.defines=Object.assign({},e.defines),this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.fog=e.fog,this.lights=e.lights,this.clipping=e.clipping,this.extensions=Object.assign({},e.extensions),this.glslVersion=e.glslVersion,this.defaultAttributeValues=Object.assign({},e.defaultAttributeValues),this.index0AttributeName=e.index0AttributeName,this.uniformsNeedUpdate=e.uniformsNeedUpdate,this}toJSON(e){const t=super.toJSON(e);t.glslVersion=this.glslVersion,t.uniforms={};for(const n in this.uniforms){const r=this.uniforms[n].value;r&&r.isTexture?t.uniforms[n]={type:"t",value:r.toJSON(e).uuid}:r&&r.isColor?t.uniforms[n]={type:"c",value:r.getHex()}:r&&r.isVector2?t.uniforms[n]={type:"v2",value:r.toArray()}:r&&r.isVector3?t.uniforms[n]={type:"v3",value:r.toArray()}:r&&r.isVector4?t.uniforms[n]={type:"v4",value:r.toArray()}:r&&r.isMatrix3?t.uniforms[n]={type:"m3",value:r.toArray()}:r&&r.isMatrix4?t.uniforms[n]={type:"m4",value:r.toArray()}:t.uniforms[n]={value:r}}Object.keys(this.defines).length>0&&(t.defines=this.defines),t.vertexShader=this.vertexShader,t.fragmentShader=this.fragmentShader,t.lights=this.lights,t.clipping=this.clipping;const n={};for(const e in this.extensions)!0===this.extensions[e]&&(n[e]=!0);return Object.keys(n).length>0&&(t.extensions=n),t}}class $a extends Xa{constructor(e){super(e),this.isRawShaderMaterial=!0,this.type="RawShaderMaterial"}}class Qa extends Ri{constructor(e){super(),this.isMeshStandardMaterial=!0,this.type="MeshStandardMaterial",this.defines={STANDARD:""},this.color=new Tr(16777215),this.roughness=1,this.metalness=0,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Tr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new mn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.roughnessMap=null,this.metalnessMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Zn,this.envMapIntensity=1,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={STANDARD:""},this.color.copy(e.color),this.roughness=e.roughness,this.metalness=e.metalness,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.roughnessMap=e.roughnessMap,this.metalnessMap=e.metalnessMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.envMapIntensity=e.envMapIntensity,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Ya extends Qa{constructor(e){super(),this.isMeshPhysicalMaterial=!0,this.defines={STANDARD:"",PHYSICAL:""},this.type="MeshPhysicalMaterial",this.anisotropyRotation=0,this.anisotropyMap=null,this.clearcoatMap=null,this.clearcoatRoughness=0,this.clearcoatRoughnessMap=null,this.clearcoatNormalScale=new mn(1,1),this.clearcoatNormalMap=null,this.ior=1.5,Object.defineProperty(this,"reflectivity",{get:function(){return cn(2.5*(this.ior-1)/(this.ior+1),0,1)},set:function(e){this.ior=(1+.4*e)/(1-.4*e)}}),this.iridescenceMap=null,this.iridescenceIOR=1.3,this.iridescenceThicknessRange=[100,400],this.iridescenceThicknessMap=null,this.sheenColor=new Tr(0),this.sheenColorMap=null,this.sheenRoughness=1,this.sheenRoughnessMap=null,this.transmissionMap=null,this.thickness=0,this.thicknessMap=null,this.attenuationDistance=1/0,this.attenuationColor=new Tr(1,1,1),this.specularIntensity=1,this.specularIntensityMap=null,this.specularColor=new Tr(1,1,1),this.specularColorMap=null,this._anisotropy=0,this._clearcoat=0,this._dispersion=0,this._iridescence=0,this._sheen=0,this._transmission=0,this.setValues(e)}get anisotropy(){return this._anisotropy}set anisotropy(e){this._anisotropy>0!=e>0&&this.version++,this._anisotropy=e}get clearcoat(){return this._clearcoat}set clearcoat(e){this._clearcoat>0!=e>0&&this.version++,this._clearcoat=e}get iridescence(){return this._iridescence}set iridescence(e){this._iridescence>0!=e>0&&this.version++,this._iridescence=e}get dispersion(){return this._dispersion}set dispersion(e){this._dispersion>0!=e>0&&this.version++,this._dispersion=e}get sheen(){return this._sheen}set sheen(e){this._sheen>0!=e>0&&this.version++,this._sheen=e}get transmission(){return this._transmission}set transmission(e){this._transmission>0!=e>0&&this.version++,this._transmission=e}copy(e){return super.copy(e),this.defines={STANDARD:"",PHYSICAL:""},this.anisotropy=e.anisotropy,this.anisotropyRotation=e.anisotropyRotation,this.anisotropyMap=e.anisotropyMap,this.clearcoat=e.clearcoat,this.clearcoatMap=e.clearcoatMap,this.clearcoatRoughness=e.clearcoatRoughness,this.clearcoatRoughnessMap=e.clearcoatRoughnessMap,this.clearcoatNormalMap=e.clearcoatNormalMap,this.clearcoatNormalScale.copy(e.clearcoatNormalScale),this.dispersion=e.dispersion,this.ior=e.ior,this.iridescence=e.iridescence,this.iridescenceMap=e.iridescenceMap,this.iridescenceIOR=e.iridescenceIOR,this.iridescenceThicknessRange=[...e.iridescenceThicknessRange],this.iridescenceThicknessMap=e.iridescenceThicknessMap,this.sheen=e.sheen,this.sheenColor.copy(e.sheenColor),this.sheenColorMap=e.sheenColorMap,this.sheenRoughness=e.sheenRoughness,this.sheenRoughnessMap=e.sheenRoughnessMap,this.transmission=e.transmission,this.transmissionMap=e.transmissionMap,this.thickness=e.thickness,this.thicknessMap=e.thicknessMap,this.attenuationDistance=e.attenuationDistance,this.attenuationColor.copy(e.attenuationColor),this.specularIntensity=e.specularIntensity,this.specularIntensityMap=e.specularIntensityMap,this.specularColor.copy(e.specularColor),this.specularColorMap=e.specularColorMap,this}}class Ka extends Ri{constructor(e){super(),this.isMeshPhongMaterial=!0,this.type="MeshPhongMaterial",this.color=new Tr(16777215),this.specular=new Tr(1118481),this.shininess=30,this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Tr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new mn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Zn,this.combine=0,this.reflectivity=1,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.specular.copy(e.specular),this.shininess=e.shininess,this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.envMapIntensity=e.envMapIntensity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class Za extends Ri{constructor(e){super(),this.isMeshToonMaterial=!0,this.defines={TOON:""},this.type="MeshToonMaterial",this.color=new Tr(16777215),this.map=null,this.gradientMap=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Tr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new mn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.gradientMap=e.gradientMap,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.fog=e.fog,this}}class Ja extends Ri{constructor(e){super(),this.isMeshNormalMaterial=!0,this.type="MeshNormalMaterial",this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new mn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.setValues(e)}copy(e){return super.copy(e),this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.flatShading=e.flatShading,this}}class eo extends Ri{constructor(e){super(),this.isMeshLambertMaterial=!0,this.type="MeshLambertMaterial",this.color=new Tr(16777215),this.map=null,this.lightMap=null,this.lightMapIntensity=1,this.aoMap=null,this.aoMapIntensity=1,this.emissive=new Tr(0),this.emissiveIntensity=1,this.emissiveMap=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new mn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.specularMap=null,this.alphaMap=null,this.envMap=null,this.envMapRotation=new Zn,this.combine=0,this.reflectivity=1,this.envMapIntensity=1,this.refractionRatio=.98,this.wireframe=!1,this.wireframeLinewidth=1,this.wireframeLinecap="round",this.wireframeLinejoin="round",this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.color.copy(e.color),this.map=e.map,this.lightMap=e.lightMap,this.lightMapIntensity=e.lightMapIntensity,this.aoMap=e.aoMap,this.aoMapIntensity=e.aoMapIntensity,this.emissive.copy(e.emissive),this.emissiveMap=e.emissiveMap,this.emissiveIntensity=e.emissiveIntensity,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.specularMap=e.specularMap,this.alphaMap=e.alphaMap,this.envMap=e.envMap,this.envMapRotation.copy(e.envMapRotation),this.combine=e.combine,this.reflectivity=e.reflectivity,this.envMapIntensity=e.envMapIntensity,this.refractionRatio=e.refractionRatio,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.wireframeLinecap=e.wireframeLinecap,this.wireframeLinejoin=e.wireframeLinejoin,this.flatShading=e.flatShading,this.fog=e.fog,this}}class to extends Ri{constructor(e){super(),this.isMeshDepthMaterial=!0,this.type="MeshDepthMaterial",this.depthPacking=3200,this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.wireframe=!1,this.wireframeLinewidth=1,this.setValues(e)}copy(e){return super.copy(e),this.depthPacking=e.depthPacking,this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this}}class no extends Ri{constructor(e){super(),this.isMeshDistanceMaterial=!0,this.type="MeshDistanceMaterial",this.map=null,this.alphaMap=null,this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.setValues(e)}copy(e){return super.copy(e),this.map=e.map,this.alphaMap=e.alphaMap,this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this}}class ro extends Ri{constructor(e){super(),this.isMeshMatcapMaterial=!0,this.defines={MATCAP:""},this.type="MeshMatcapMaterial",this.color=new Tr(16777215),this.matcap=null,this.map=null,this.bumpMap=null,this.bumpScale=1,this.normalMap=null,this.normalMapType=0,this.normalScale=new mn(1,1),this.displacementMap=null,this.displacementScale=1,this.displacementBias=0,this.alphaMap=null,this.wireframe=!1,this.wireframeLinewidth=1,this.flatShading=!1,this.fog=!0,this.setValues(e)}copy(e){return super.copy(e),this.defines={MATCAP:""},this.color.copy(e.color),this.matcap=e.matcap,this.map=e.map,this.bumpMap=e.bumpMap,this.bumpScale=e.bumpScale,this.normalMap=e.normalMap,this.normalMapType=e.normalMapType,this.normalScale.copy(e.normalScale),this.displacementMap=e.displacementMap,this.displacementScale=e.displacementScale,this.displacementBias=e.displacementBias,this.alphaMap=e.alphaMap,this.wireframe=e.wireframe,this.wireframeLinewidth=e.wireframeLinewidth,this.flatShading=e.flatShading,this.fog=e.fog,this}}class io extends ds{constructor(e){super(),this.isLineDashedMaterial=!0,this.type="LineDashedMaterial",this.scale=1,this.dashSize=3,this.gapSize=1,this.setValues(e)}copy(e){return super.copy(e),this.scale=e.scale,this.dashSize=e.dashSize,this.gapSize=e.gapSize,this}}const so={enabled:!1,files:{},add:function(e,t){!1!==this.enabled&&(ao(e)||(this.files[e]=t))},get:function(e){if(!1!==this.enabled&&!ao(e))return this.files[e]},remove:function(e){delete this.files[e]},clear:function(){this.files={}}};function ao(e){try{const t=e.slice(e.indexOf(":")+1);return"blob:"===new URL(t).protocol}catch(e){return!1}}class oo{constructor(e,t,n){const r=this;let i,s=!1,a=0,o=0;const l=[];this.onStart=void 0,this.onLoad=e,this.onProgress=t,this.onError=n,this._abortController=null,this.itemStart=function(e){o++,!1===s&&void 0!==r.onStart&&r.onStart(e,a,o),s=!0},this.itemEnd=function(e){a++,void 0!==r.onProgress&&r.onProgress(e,a,o),a===o&&(s=!1,void 0!==r.onLoad&&r.onLoad())},this.itemError=function(e){void 0!==r.onError&&r.onError(e)},this.resolveURL=function(e){return i?i(e):e},this.setURLModifier=function(e){return i=e,this},this.addHandler=function(e,t){return l.push(e,t),this},this.removeHandler=function(e){const t=l.indexOf(e);return-1!==t&&l.splice(t,2),this},this.getHandler=function(e){for(let t=0,n=l.length;t<n;t+=2){const n=l[t],r=l[t+1];if(n.global&&(n.lastIndex=0),n.test(e))return r}return null},this.abort=function(){return this.abortController.abort(),this._abortController=null,this}}get abortController(){return this._abortController||(this._abortController=new AbortController),this._abortController}}const lo=new oo;class uo{constructor(e){this.manager=void 0!==e?e:lo,this.crossOrigin="anonymous",this.withCredentials=!1,this.path="",this.resourcePath="",this.requestHeader={},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}load(){}loadAsync(e,t){const n=this;return new Promise(function(r,i){n.load(e,r,t,i)})}parse(){}setCrossOrigin(e){return this.crossOrigin=e,this}setWithCredentials(e){return this.withCredentials=e,this}setPath(e){return this.path=e,this}setResourcePath(e){return this.resourcePath=e,this}setRequestHeader(e){return this.requestHeader=e,this}abort(){return this}}uo.DEFAULT_MATERIAL_NAME="__DEFAULT";const co=new WeakMap;class ho extends uo{constructor(e){super(e)}load(e,t,n,r){void 0!==this.path&&(e=this.path+e),e=this.manager.resolveURL(e);const i=this,s=so.get(`image:${e}`);if(void 0!==s){if(!0===s.complete)i.manager.itemStart(e),setTimeout(function(){t&&t(s),i.manager.itemEnd(e)},0);else{let e=co.get(s);void 0===e&&(e=[],co.set(s,e)),e.push({onLoad:t,onError:r})}return s}const a=$t("img");function o(){u(),t&&t(this);const n=co.get(this)||[];for(let e=0;e<n.length;e++){const t=n[e];t.onLoad&&t.onLoad(this)}co.delete(this),i.manager.itemEnd(e)}function l(t){u(),r&&r(t),so.remove(`image:${e}`);const n=co.get(this)||[];for(let e=0;e<n.length;e++){const r=n[e];r.onError&&r.onError(t)}co.delete(this),i.manager.itemError(e),i.manager.itemEnd(e)}function u(){a.removeEventListener("load",o,!1),a.removeEventListener("error",l,!1)}return a.addEventListener("load",o,!1),a.addEventListener("error",l,!1),"data:"!==e.slice(0,5)&&void 0!==this.crossOrigin&&(a.crossOrigin=this.crossOrigin),so.add(`image:${e}`,a),i.manager.itemStart(e),a.src=e,a}}class Ao extends uo{constructor(e){super(e)}load(e,t,n,r){const i=new Un,s=new ho(this.manager);return s.setCrossOrigin(this.crossOrigin),s.setPath(this.path),s.load(e,function(e){i.image=e,i.needsUpdate=!0,void 0!==t&&t(i)},n,r),i}}class po extends fr{constructor(e,t=1){super(),this.isLight=!0,this.type="Light",this.color=new Tr(e),this.intensity=t}dispose(){this.dispatchEvent({type:"dispose"})}copy(e,t){return super.copy(e,t),this.color.copy(e.color),this.intensity=e.intensity,this}toJSON(e){const t=super.toJSON(e);return t.object.color=this.color.getHex(),t.object.intensity=this.intensity,t}}class fo extends po{constructor(e,t,n){super(e,n),this.isHemisphereLight=!0,this.type="HemisphereLight",this.position.copy(fr.DEFAULT_UP),this.updateMatrix(),this.groundColor=new Tr(t)}copy(e,t){return super.copy(e,t),this.groundColor.copy(e.groundColor),this}toJSON(e){const t=super.toJSON(e);return t.object.groundColor=this.groundColor.getHex(),t}}const mo=new zn,go=new _n,_o=new _n;class vo{constructor(e){this.camera=e,this.intensity=1,this.bias=0,this.biasNode=null,this.normalBias=0,this.radius=1,this.blurSamples=8,this.mapSize=new mn(512,512),this.mapType=ye,this.map=null,this.mapPass=null,this.matrix=new zn,this.autoUpdate=!0,this.needsUpdate=!1,this._frustum=new ls,this._frameExtents=new mn(1,1),this._viewportCount=1,this._viewports=[new Bn(0,0,1,1)]}getViewportCount(){return this._viewportCount}getFrustum(){return this._frustum}updateMatrices(e){const t=this.camera,n=this.matrix;go.setFromMatrixPosition(e.matrixWorld),t.position.copy(go),_o.setFromMatrixPosition(e.target.matrixWorld),t.lookAt(_o),t.updateMatrixWorld(),mo.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),this._frustum.setFromProjectionMatrix(mo,t.coordinateSystem,t.reversedDepth),t.coordinateSystem===Gt||t.reversedDepth?n.set(.5,0,0,.5,0,.5,0,.5,0,0,1,0,0,0,0,1):n.set(.5,0,0,.5,0,.5,0,.5,0,0,.5,.5,0,0,0,1),n.multiply(mo)}getViewport(e){return this._viewports[e]}getFrameExtents(){return this._frameExtents}dispose(){this.map&&this.map.dispose(),this.mapPass&&this.mapPass.dispose()}copy(e){return this.camera=e.camera.clone(),this.intensity=e.intensity,this.bias=e.bias,this.radius=e.radius,this.autoUpdate=e.autoUpdate,this.needsUpdate=e.needsUpdate,this.normalBias=e.normalBias,this.blurSamples=e.blurSamples,this.mapSize.copy(e.mapSize),this.biasNode=e.biasNode,this}clone(){return(new this.constructor).copy(this)}toJSON(){const e={};return 1!==this.intensity&&(e.intensity=this.intensity),0!==this.bias&&(e.bias=this.bias),0!==this.normalBias&&(e.normalBias=this.normalBias),1!==this.radius&&(e.radius=this.radius),512===this.mapSize.x&&512===this.mapSize.y||(e.mapSize=this.mapSize.toArray()),e.camera=this.camera.toJSON(!1).object,delete e.camera.matrix,e}}const yo=new _n,bo=new gn,xo=new _n;class To extends fr{constructor(){super(),this.isCamera=!0,this.type="Camera",this.matrixWorldInverse=new zn,this.projectionMatrix=new zn,this.projectionMatrixInverse=new zn,this.coordinateSystem=zt,this._reversedDepth=!1}get reversedDepth(){return this._reversedDepth}copy(e,t){return super.copy(e,t),this.matrixWorldInverse.copy(e.matrixWorldInverse),this.projectionMatrix.copy(e.projectionMatrix),this.projectionMatrixInverse.copy(e.projectionMatrixInverse),this.coordinateSystem=e.coordinateSystem,this}getWorldDirection(e){return super.getWorldDirection(e).negate()}updateMatrixWorld(e){super.updateMatrixWorld(e),this.matrixWorld.decompose(yo,bo,xo),1===xo.x&&1===xo.y&&1===xo.z?this.matrixWorldInverse.copy(this.matrixWorld).invert():this.matrixWorldInverse.compose(yo,bo,xo.set(1,1,1)).invert()}updateWorldMatrix(e,t){super.updateWorldMatrix(e,t),this.matrixWorld.decompose(yo,bo,xo),1===xo.x&&1===xo.y&&1===xo.z?this.matrixWorldInverse.copy(this.matrixWorld).invert():this.matrixWorldInverse.compose(yo,bo,xo.set(1,1,1)).invert()}clone(){return(new this.constructor).copy(this)}}const So=new _n,wo=new mn,Mo=new mn;class Eo extends To{constructor(e=50,t=1,n=.1,r=2e3){super(),this.isPerspectiveCamera=!0,this.type="PerspectiveCamera",this.fov=e,this.zoom=1,this.near=n,this.far=r,this.focus=10,this.aspect=t,this.view=null,this.filmGauge=35,this.filmOffset=0,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.fov=e.fov,this.zoom=e.zoom,this.near=e.near,this.far=e.far,this.focus=e.focus,this.aspect=e.aspect,this.view=null===e.view?null:Object.assign({},e.view),this.filmGauge=e.filmGauge,this.filmOffset=e.filmOffset,this}setFocalLength(e){const t=.5*this.getFilmHeight()/e;this.fov=2*ln*Math.atan(t),this.updateProjectionMatrix()}getFocalLength(){const e=Math.tan(.5*on*this.fov);return.5*this.getFilmHeight()/e}getEffectiveFOV(){return 2*ln*Math.atan(Math.tan(.5*on*this.fov)/this.zoom)}getFilmWidth(){return this.filmGauge*Math.min(this.aspect,1)}getFilmHeight(){return this.filmGauge/Math.max(this.aspect,1)}getViewBounds(e,t,n){So.set(-1,-1,.5).applyMatrix4(this.projectionMatrixInverse),t.set(So.x,So.y).multiplyScalar(-e/So.z),So.set(1,1,.5).applyMatrix4(this.projectionMatrixInverse),n.set(So.x,So.y).multiplyScalar(-e/So.z)}getViewSize(e,t){return this.getViewBounds(e,wo,Mo),t.subVectors(Mo,wo)}setViewOffset(e,t,n,r,i,s){this.aspect=e/t,null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=r,this.view.width=i,this.view.height=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=this.near;let t=e*Math.tan(.5*on*this.fov)/this.zoom,n=2*t,r=this.aspect*n,i=-.5*r;const s=this.view;if(null!==this.view&&this.view.enabled){const e=s.fullWidth,a=s.fullHeight;i+=s.offsetX*r/e,t-=s.offsetY*n/a,r*=s.width/e,n*=s.height/a}const a=this.filmOffset;0!==a&&(i+=e*a/this.getFilmWidth()),this.projectionMatrix.makePerspective(i,i+r,t,t-n,e,this.far,this.coordinateSystem,this.reversedDepth),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.fov=this.fov,t.object.zoom=this.zoom,t.object.near=this.near,t.object.far=this.far,t.object.focus=this.focus,t.object.aspect=this.aspect,null!==this.view&&(t.object.view=Object.assign({},this.view)),t.object.filmGauge=this.filmGauge,t.object.filmOffset=this.filmOffset,t}}class Co extends vo{constructor(){super(new Eo(50,1,.5,500)),this.isSpotLightShadow=!0,this.focus=1,this.aspect=1}updateMatrices(e){const t=this.camera,n=2*ln*e.angle*this.focus,r=this.mapSize.width/this.mapSize.height*this.aspect,i=e.distance||t.far;n===t.fov&&r===t.aspect&&i===t.far||(t.fov=n,t.aspect=r,t.far=i,t.updateProjectionMatrix()),super.updateMatrices(e)}copy(e){return super.copy(e),this.focus=e.focus,this}}class Ro extends po{constructor(e,t,n=0,r=Math.PI/3,i=0,s=2){super(e,t),this.isSpotLight=!0,this.type="SpotLight",this.position.copy(fr.DEFAULT_UP),this.updateMatrix(),this.target=new fr,this.distance=n,this.angle=r,this.penumbra=i,this.decay=s,this.map=null,this.shadow=new Co}get power(){return this.intensity*Math.PI}set power(e){this.intensity=e/Math.PI}dispose(){super.dispose(),this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.angle=e.angle,this.penumbra=e.penumbra,this.decay=e.decay,this.target=e.target.clone(),this.map=e.map,this.shadow=e.shadow.clone(),this}toJSON(e){const t=super.toJSON(e);return t.object.distance=this.distance,t.object.angle=this.angle,t.object.decay=this.decay,t.object.penumbra=this.penumbra,t.object.target=this.target.uuid,this.map&&this.map.isTexture&&(t.object.map=this.map.toJSON(e).uuid),t.object.shadow=this.shadow.toJSON(),t}}class No extends vo{constructor(){super(new Eo(90,1,.5,500)),this.isPointLightShadow=!0}}class Po extends po{constructor(e,t,n=0,r=2){super(e,t),this.isPointLight=!0,this.type="PointLight",this.distance=n,this.decay=r,this.shadow=new No}get power(){return 4*this.intensity*Math.PI}set power(e){this.intensity=e/(4*Math.PI)}dispose(){super.dispose(),this.shadow.dispose()}copy(e,t){return super.copy(e,t),this.distance=e.distance,this.decay=e.decay,this.shadow=e.shadow.clone(),this}toJSON(e){const t=super.toJSON(e);return t.object.distance=this.distance,t.object.decay=this.decay,t.object.shadow=this.shadow.toJSON(),t}}class Do extends To{constructor(e=-1,t=1,n=1,r=-1,i=.1,s=2e3){super(),this.isOrthographicCamera=!0,this.type="OrthographicCamera",this.zoom=1,this.view=null,this.left=e,this.right=t,this.top=n,this.bottom=r,this.near=i,this.far=s,this.updateProjectionMatrix()}copy(e,t){return super.copy(e,t),this.left=e.left,this.right=e.right,this.top=e.top,this.bottom=e.bottom,this.near=e.near,this.far=e.far,this.zoom=e.zoom,this.view=null===e.view?null:Object.assign({},e.view),this}setViewOffset(e,t,n,r,i,s){null===this.view&&(this.view={enabled:!0,fullWidth:1,fullHeight:1,offsetX:0,offsetY:0,width:1,height:1}),this.view.enabled=!0,this.view.fullWidth=e,this.view.fullHeight=t,this.view.offsetX=n,this.view.offsetY=r,this.view.width=i,this.view.height=s,this.updateProjectionMatrix()}clearViewOffset(){null!==this.view&&(this.view.enabled=!1),this.updateProjectionMatrix()}updateProjectionMatrix(){const e=(this.right-this.left)/(2*this.zoom),t=(this.top-this.bottom)/(2*this.zoom),n=(this.right+this.left)/2,r=(this.top+this.bottom)/2;let i=n-e,s=n+e,a=r+t,o=r-t;if(null!==this.view&&this.view.enabled){const e=(this.right-this.left)/this.view.fullWidth/this.zoom,t=(this.top-this.bottom)/this.view.fullHeight/this.zoom;i+=e*this.view.offsetX,s=i+e*this.view.width,a-=t*this.view.offsetY,o=a-t*this.view.height}this.projectionMatrix.makeOrthographic(i,s,a,o,this.near,this.far,this.coordinateSystem,this.reversedDepth),this.projectionMatrixInverse.copy(this.projectionMatrix).invert()}toJSON(e){const t=super.toJSON(e);return t.object.zoom=this.zoom,t.object.left=this.left,t.object.right=this.right,t.object.top=this.top,t.object.bottom=this.bottom,t.object.near=this.near,t.object.far=this.far,null!==this.view&&(t.object.view=Object.assign({},this.view)),t}}class Lo extends vo{constructor(){super(new Do(-5,5,5,-5,.5,500)),this.isDirectionalLightShadow=!0}}class Io extends po{constructor(e,t){super(e,t),this.isDirectionalLight=!0,this.type="DirectionalLight",this.position.copy(fr.DEFAULT_UP),this.updateMatrix(),this.target=new fr,this.shadow=new Lo}dispose(){super.dispose(),this.shadow.dispose()}copy(e){return super.copy(e),this.target=e.target.clone(),this.shadow=e.shadow.clone(),this}toJSON(e){const t=super.toJSON(e);return t.object.shadow=this.shadow.toJSON(),t.object.target=this.target.uuid,t}}class Oo extends po{constructor(e,t){super(e,t),this.isAmbientLight=!0,this.type="AmbientLight"}}class Uo extends po{constructor(e,t,n=10,r=10){super(e,t),this.isRectAreaLight=!0,this.type="RectAreaLight",this.width=n,this.height=r}get power(){return this.intensity*this.width*this.height*Math.PI}set power(e){this.intensity=e/(this.width*this.height*Math.PI)}copy(e){return super.copy(e),this.width=e.width,this.height=e.height,this}toJSON(e){const t=super.toJSON(e);return t.object.width=this.width,t.object.height=this.height,t}}class Bo{constructor(){this.isSphericalHarmonics3=!0,this.coefficients=[];for(let e=0;e<9;e++)this.coefficients.push(new _n)}set(e){for(let t=0;t<9;t++)this.coefficients[t].copy(e[t]);return this}zero(){for(let e=0;e<9;e++)this.coefficients[e].set(0,0,0);return this}getAt(e,t){const n=e.x,r=e.y,i=e.z,s=this.coefficients;return t.copy(s[0]).multiplyScalar(.282095),t.addScaledVector(s[1],.488603*r),t.addScaledVector(s[2],.488603*i),t.addScaledVector(s[3],.488603*n),t.addScaledVector(s[4],n*r*1.092548),t.addScaledVector(s[5],r*i*1.092548),t.addScaledVector(s[6],.315392*(3*i*i-1)),t.addScaledVector(s[7],n*i*1.092548),t.addScaledVector(s[8],.546274*(n*n-r*r)),t}getIrradianceAt(e,t){const n=e.x,r=e.y,i=e.z,s=this.coefficients;return t.copy(s[0]).multiplyScalar(.886227),t.addScaledVector(s[1],1.023328*r),t.addScaledVector(s[2],1.023328*i),t.addScaledVector(s[3],1.023328*n),t.addScaledVector(s[4],.858086*n*r),t.addScaledVector(s[5],.858086*r*i),t.addScaledVector(s[6],.743125*i*i-.247708),t.addScaledVector(s[7],.858086*n*i),t.addScaledVector(s[8],.429043*(n*n-r*r)),t}add(e){for(let t=0;t<9;t++)this.coefficients[t].add(e.coefficients[t]);return this}addScaledSH(e,t){for(let n=0;n<9;n++)this.coefficients[n].addScaledVector(e.coefficients[n],t);return this}scale(e){for(let t=0;t<9;t++)this.coefficients[t].multiplyScalar(e);return this}lerp(e,t){for(let n=0;n<9;n++)this.coefficients[n].lerp(e.coefficients[n],t);return this}equals(e){for(let t=0;t<9;t++)if(!this.coefficients[t].equals(e.coefficients[t]))return!1;return!0}copy(e){return this.set(e.coefficients)}clone(){return(new this.constructor).copy(this)}fromArray(e,t=0){const n=this.coefficients;for(let r=0;r<9;r++)n[r].fromArray(e,t+3*r);return this}toArray(e=[],t=0){const n=this.coefficients;for(let r=0;r<9;r++)n[r].toArray(e,t+3*r);return e}static getBasisAt(e,t){const n=e.x,r=e.y,i=e.z;t[0]=.282095,t[1]=.488603*r,t[2]=.488603*i,t[3]=.488603*n,t[4]=1.092548*n*r,t[5]=1.092548*r*i,t[6]=.315392*(3*i*i-1),t[7]=1.092548*n*i,t[8]=.546274*(n*n-r*r)}}class Fo extends po{constructor(e=new Bo,t=1){super(void 0,t),this.isLightProbe=!0,this.sh=e}copy(e){return super.copy(e),this.sh.copy(e.sh),this}toJSON(e){const t=super.toJSON(e);return t.object.sh=this.sh.toArray(),t}}class ko extends Si{constructor(){super(),this.isInstancedBufferGeometry=!0,this.type="InstancedBufferGeometry",this.instanceCount=1/0}copy(e){return super.copy(e),this.instanceCount=e.instanceCount,this}toJSON(){const e=super.toJSON();return e.instanceCount=this.instanceCount,e.isInstancedBufferGeometry=!0,e}}const qo=-90;class Vo extends fr{constructor(e,t,n){super(),this.type="CubeCamera",this.renderTarget=n,this.coordinateSystem=null,this.activeMipmapLevel=0;const r=new Eo(qo,1,e,t);r.layers=this.layers,this.add(r);const i=new Eo(qo,1,e,t);i.layers=this.layers,this.add(i);const s=new Eo(qo,1,e,t);s.layers=this.layers,this.add(s);const a=new Eo(qo,1,e,t);a.layers=this.layers,this.add(a);const o=new Eo(qo,1,e,t);o.layers=this.layers,this.add(o);const l=new Eo(qo,1,e,t);l.layers=this.layers,this.add(l)}updateCoordinateSystem(){const e=this.coordinateSystem,t=this.children.concat(),[n,r,i,s,a,o]=t;for(const e of t)this.remove(e);if(e===zt)n.up.set(0,1,0),n.lookAt(1,0,0),r.up.set(0,1,0),r.lookAt(-1,0,0),i.up.set(0,0,-1),i.lookAt(0,1,0),s.up.set(0,0,1),s.lookAt(0,-1,0),a.up.set(0,1,0),a.lookAt(0,0,1),o.up.set(0,1,0),o.lookAt(0,0,-1);else{if(e!==Gt)throw new Error("THREE.CubeCamera.updateCoordinateSystem(): Invalid coordinate system: "+e);n.up.set(0,-1,0),n.lookAt(-1,0,0),r.up.set(0,-1,0),r.lookAt(1,0,0),i.up.set(0,0,1),i.lookAt(0,1,0),s.up.set(0,0,-1),s.lookAt(0,-1,0),a.up.set(0,-1,0),a.lookAt(0,0,1),o.up.set(0,-1,0),o.lookAt(0,0,-1)}for(const e of t)this.add(e),e.updateMatrixWorld()}update(e,t){null===this.parent&&this.updateMatrixWorld();const{renderTarget:n,activeMipmapLevel:r}=this;this.coordinateSystem!==e.coordinateSystem&&(this.coordinateSystem=e.coordinateSystem,this.updateCoordinateSystem());const[i,s,a,o,l,u]=this.children,c=e.getRenderTarget(),h=e.getActiveCubeFace(),d=e.getActiveMipmapLevel(),A=e.xr.enabled;e.xr.enabled=!1;const p=n.texture.generateMipmaps;n.texture.generateMipmaps=!1;let f=!1;f=!0===e.isWebGLRenderer?e.state.buffers.depth.getReversed():e.reversedDepthBuffer,e.setRenderTarget(n,0,r),f&&!1===e.autoClear&&e.clearDepth(),e.render(t,i),e.setRenderTarget(n,1,r),f&&!1===e.autoClear&&e.clearDepth(),e.render(t,s),e.setRenderTarget(n,2,r),f&&!1===e.autoClear&&e.clearDepth(),e.render(t,a),e.setRenderTarget(n,3,r),f&&!1===e.autoClear&&e.clearDepth(),e.render(t,o),e.setRenderTarget(n,4,r),f&&!1===e.autoClear&&e.clearDepth(),e.render(t,l),n.texture.generateMipmaps=p,e.setRenderTarget(n,5,r),f&&!1===e.autoClear&&e.clearDepth(),e.render(t,u),e.setRenderTarget(c,h,d),e.xr.enabled=A,n.texture.needsPMREMUpdate=!0}}class zo extends Eo{constructor(e=[]){super(),this.isArrayCamera=!0,this.isMultiViewCamera=!1,this.cameras=e}}class Go{constructor(){this._previousTime=0,this._currentTime=0,this._startTime=performance.now(),this._delta=0,this._elapsed=0,this._timescale=1,this._document=null,this._pageVisibilityHandler=null}connect(e){this._document=e,void 0!==e.hidden&&(this._pageVisibilityHandler=Ho.bind(this),e.addEventListener("visibilitychange",this._pageVisibilityHandler,!1))}disconnect(){null!==this._pageVisibilityHandler&&(this._document.removeEventListener("visibilitychange",this._pageVisibilityHandler),this._pageVisibilityHandler=null),this._document=null}getDelta(){return this._delta/1e3}getElapsed(){return this._elapsed/1e3}getTimescale(){return this._timescale}setTimescale(e){return this._timescale=e,this}reset(){return this._currentTime=performance.now()-this._startTime,this}dispose(){this.disconnect()}update(e){return null!==this._pageVisibilityHandler&&!0===this._document.hidden?this._delta=0:(this._previousTime=this._currentTime,this._currentTime=(void 0!==e?e:performance.now())-this._startTime,this._delta=(this._currentTime-this._previousTime)*this._timescale,this._elapsed+=this._delta),this}}function Ho(){!1===this._document.hidden&&this.reset()}class jo extends wi{constructor(e,t,n=1){super(e,t),this.isInstancedInterleavedBuffer=!0,this.meshPerAttribute=n}copy(e){return super.copy(e),this.meshPerAttribute=e.meshPerAttribute,this}clone(e){const t=super.clone(e);return t.meshPerAttribute=this.meshPerAttribute,t}toJSON(e){const t=super.toJSON(e);return t.isInstancedInterleavedBuffer=!0,t.meshPerAttribute=this.meshPerAttribute,t}}const Wo=new zn;function Xo(e,t){return e.distance-t.distance}function $o(e,t,n,r){let i=!0;if(e.layers.test(t.layers)){!1===e.raycast(t,n)&&(i=!1)}if(!0===i&&!0===r){const r=e.children;for(let e=0,i=r.length;e<i;e++)$o(r[e],t,n,!0)}}class Qo{constructor(e=1,t=0,n=0){this.radius=e,this.phi=t,this.theta=n}set(e,t,n){return this.radius=e,this.phi=t,this.theta=n,this}copy(e){return this.radius=e.radius,this.phi=e.phi,this.theta=e.theta,this}makeSafe(){const e=1e-6;return this.phi=cn(this.phi,e,Math.PI-e),this}setFromVector3(e){return this.setFromCartesianCoords(e.x,e.y,e.z)}setFromCartesianCoords(e,t,n){return this.radius=Math.sqrt(e*e+t*t+n*n),0===this.radius?(this.theta=0,this.phi=0):(this.theta=Math.atan2(e,n),this.phi=Math.acos(cn(t/this.radius,-1,1))),this}clone(){return(new this.constructor).copy(this)}}class Yo{constructor(e,t,n,r){Yo.prototype.isMatrix2=!0,this.elements=[1,0,0,1],void 0!==e&&this.set(e,t,n,r)}identity(){return this.set(1,0,0,1),this}fromArray(e,t=0){for(let n=0;n<4;n++)this.elements[n]=e[n+t];return this}set(e,t,n,r){const i=this.elements;return i[0]=e,i[2]=t,i[1]=n,i[3]=r,this}}const Ko=new _n,Zo=new _n,Jo=new _n,el=new _n,tl=new _n,nl=new _n,rl=new _n;class il{constructor(){this.type="ShapePath",this.color=new Tr,this.subPaths=[],this.currentPath=null}moveTo(e,t){return this.currentPath=new ra,this.subPaths.push(this.currentPath),this.currentPath.moveTo(e,t),this}lineTo(e,t){return this.currentPath.lineTo(e,t),this}quadraticCurveTo(e,t,n,r){return this.currentPath.quadraticCurveTo(e,t,n,r),this}bezierCurveTo(e,t,n,r,i,s){return this.currentPath.bezierCurveTo(e,t,n,r,i,s),this}splineThru(e){return this.currentPath.splineThru(e),this}toShapes(e){function t(e,t){const n=t.length;let r=!1;for(let i=n-1,s=0;s<n;i=s++){let n=t[i],a=t[s],o=a.x-n.x,l=a.y-n.y;if(Math.abs(l)>Number.EPSILON){if(l<0&&(n=t[s],o=-o,a=t[i],l=-l),e.y<n.y||e.y>a.y)continue;if(e.y===n.y){if(e.x===n.x)return!0}else{const t=l*(e.x-n.x)-o*(e.y-n.y);if(0===t)return!0;if(t<0)continue;r=!r}}else{if(e.y!==n.y)continue;if(a.x<=e.x&&e.x<=n.x||n.x<=e.x&&e.x<=a.x)return!0}}return r}const n=Da.isClockWise,r=this.subPaths;if(0===r.length)return[];let i,s,a;const o=[];if(1===r.length)return s=r[0],a=new ia,a.curves=s.curves,o.push(a),o;let l=!n(r[0].getPoints());l=e?!l:l;const u=[],c=[];let h,d,A=[],p=0;c[p]=void 0,A[p]=[];for(let t=0,a=r.length;t<a;t++)s=r[t],h=s.getPoints(),i=n(h),i=e?!i:i,i?(!l&&c[p]&&p++,c[p]={s:new ia,p:h},c[p].s.curves=s.curves,l&&p++,A[p]=[]):A[p].push({h:s,p:h[0]});if(!c[0])return function(e){const t=[];for(let n=0,r=e.length;n<r;n++){const r=e[n],i=new ia;i.curves=r.curves,t.push(i)}return t}(r);if(c.length>1){let e=!1,n=0;for(let e=0,t=c.length;e<t;e++)u[e]=[];for(let r=0,i=c.length;r<i;r++){const i=A[r];for(let s=0;s<i.length;s++){const a=i[s];let o=!0;for(let i=0;i<c.length;i++)t(a.p,c[i].p)&&(r!==i&&n++,o?(o=!1,u[i].push(a)):e=!0);o&&u[r].push(a)}}n>0&&!1===e&&(A=u)}for(let e=0,t=c.length;e<t;e++){a=c[e].s,o.push(a),d=A[e];for(let e=0,t=d.length;e<t;e++)a.holes.push(d[e].h)}return o}}class sl extends rn{constructor(e,t=null){super(),this.object=e,this.domElement=t,this.enabled=!0,this.state=-1,this.keys={},this.mouseButtons={LEFT:null,MIDDLE:null,RIGHT:null},this.touches={ONE:null,TWO:null}}connect(e){void 0!==e?(null!==this.domElement&&this.disconnect(),this.domElement=e):Jt("Controls: connect() now requires an element.")}disconnect(){}dispose(){}update(){}}function al(e,t,n,r){const i=function(e){switch(e){case ye:case be:return{byteLength:1,components:1};case Te:case xe:case Ee:return{byteLength:2,components:1};case Ce:case Re:return{byteLength:2,components:4};case we:case Se:case Me:return{byteLength:4,components:1};case Pe:case De:return{byteLength:4,components:3}}throw new Error(`Unknown texture type ${e}.`)}(r);switch(n){case Le:return e*t;case Fe:case ke:return e*t/i.components*i.byteLength;case qe:case Ve:return e*t*2/i.components*i.byteLength;case Ie:return e*t*3/i.components*i.byteLength;case Oe:case ze:return e*t*4/i.components*i.byteLength;case Ge:case He:return Math.floor((e+3)/4)*Math.floor((t+3)/4)*8;case je:case We:return Math.floor((e+3)/4)*Math.floor((t+3)/4)*16;case $e:case Ye:return Math.max(e,16)*Math.max(t,8)/4;case Xe:case Qe:return Math.max(e,8)*Math.max(t,8)/2;case Ke:case Ze:case et:case tt:return Math.floor((e+3)/4)*Math.floor((t+3)/4)*8;case Je:case nt:case rt:case it:return Math.floor((e+3)/4)*Math.floor((t+3)/4)*16;case st:return Math.floor((e+4)/5)*Math.floor((t+3)/4)*16;case at:return Math.floor((e+4)/5)*Math.floor((t+4)/5)*16;case ot:return Math.floor((e+5)/6)*Math.floor((t+4)/5)*16;case lt:return Math.floor((e+5)/6)*Math.floor((t+5)/6)*16;case ut:return Math.floor((e+7)/8)*Math.floor((t+4)/5)*16;case ct:return Math.floor((e+7)/8)*Math.floor((t+5)/6)*16;case ht:return Math.floor((e+7)/8)*Math.floor((t+7)/8)*16;case dt:return Math.floor((e+9)/10)*Math.floor((t+4)/5)*16;case At:return Math.floor((e+9)/10)*Math.floor((t+5)/6)*16;case pt:return Math.floor((e+9)/10)*Math.floor((t+7)/8)*16;case ft:return Math.floor((e+9)/10)*Math.floor((t+9)/10)*16;case mt:return Math.floor((e+11)/12)*Math.floor((t+9)/10)*16;case gt:return Math.floor((e+11)/12)*Math.floor((t+11)/12)*16;case _t:case vt:case yt:return Math.ceil(e/4)*Math.ceil(t/4)*16;case bt:case xt:return Math.ceil(e/4)*Math.ceil(t/4)*8;case Tt:case St:return Math.ceil(e/4)*Math.ceil(t/4)*16}throw new Error(`Unable to determine texture byte length for ${n} format.`)}function ol(){let e=null,t=!1,n=null,r=null;function i(t,s){n(t,s),r=e.requestAnimationFrame(i)}return{start:function(){!0!==t&&null!==n&&(r=e.requestAnimationFrame(i),t=!0)},stop:function(){e.cancelAnimationFrame(r),t=!1},setAnimationLoop:function(e){n=e},setContext:function(t){e=t}}}function ll(e){const t=new WeakMap;return{get:function(e){return e.isInterleavedBufferAttribute&&(e=e.data),t.get(e)},remove:function(n){n.isInterleavedBufferAttribute&&(n=n.data);const r=t.get(n);r&&(e.deleteBuffer(r.buffer),t.delete(n))},update:function(n,r){if(n.isInterleavedBufferAttribute&&(n=n.data),n.isGLBufferAttribute){const e=t.get(n);return void((!e||e.version<n.version)&&t.set(n,{buffer:n.buffer,type:n.type,bytesPerElement:n.elementSize,version:n.version}))}const i=t.get(n);if(void 0===i)t.set(n,function(t,n){const r=t.array,i=t.usage,s=r.byteLength,a=e.createBuffer();let o;if(e.bindBuffer(n,a),e.bufferData(n,r,i),t.onUploadCallback(),r instanceof Float32Array)o=e.FLOAT;else if("undefined"!=typeof Float16Array&&r instanceof Float16Array)o=e.HALF_FLOAT;else if(r instanceof Uint16Array)o=t.isFloat16BufferAttribute?e.HALF_FLOAT:e.UNSIGNED_SHORT;else if(r instanceof Int16Array)o=e.SHORT;else if(r instanceof Uint32Array)o=e.UNSIGNED_INT;else if(r instanceof Int32Array)o=e.INT;else if(r instanceof Int8Array)o=e.BYTE;else if(r instanceof Uint8Array)o=e.UNSIGNED_BYTE;else{if(!(r instanceof Uint8ClampedArray))throw new Error("THREE.WebGLAttributes: Unsupported buffer data format: "+r);o=e.UNSIGNED_BYTE}return{buffer:a,type:o,bytesPerElement:r.BYTES_PER_ELEMENT,version:t.version,size:s}}(n,r));else if(i.version<n.version){if(i.size!==n.array.byteLength)throw new Error("THREE.WebGLAttributes: The size of the buffer attribute's array buffer does not match the original size. Resizing buffer attributes is not supported.");!function(t,n,r){const i=n.array,s=n.updateRanges;if(e.bindBuffer(r,t),0===s.length)e.bufferSubData(r,0,i);else{s.sort((e,t)=>e.start-t.start);let t=0;for(let e=1;e<s.length;e++){const n=s[t],r=s[e];r.start<=n.start+n.count+1?n.count=Math.max(n.count,r.start+r.count-n.start):(++t,s[t]=r)}s.length=t+1;for(let t=0,n=s.length;t<n;t++){const n=s[t];e.bufferSubData(r,n.start*i.BYTES_PER_ELEMENT,i,n.start,n.count)}n.clearUpdateRanges()}n.onUploadCallback()}(i.buffer,n,r),i.version=n.version}}}}"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("register",{detail:{revision:h}})),"undefined"!=typeof window&&(window.__THREE__?Jt("WARNING: Multiple instances of Three.js being imported."):window.__THREE__=h);const ul={alphahash_fragment:"#ifdef USE_ALPHAHASH\n\tif ( diffuseColor.a < getAlphaHashThreshold( vPosition ) ) discard;\n#endif",alphahash_pars_fragment:"#ifdef USE_ALPHAHASH\n\tconst float ALPHA_HASH_SCALE = 0.05;\n\tfloat hash2D( vec2 value ) {\n\t\treturn fract( 1.0e4 * sin( 17.0 * value.x + 0.1 * value.y ) * ( 0.1 + abs( sin( 13.0 * value.y + value.x ) ) ) );\n\t}\n\tfloat hash3D( vec3 value ) {\n\t\treturn hash2D( vec2( hash2D( value.xy ), value.z ) );\n\t}\n\tfloat getAlphaHashThreshold( vec3 position ) {\n\t\tfloat maxDeriv = max(\n\t\t\tlength( dFdx( position.xyz ) ),\n\t\t\tlength( dFdy( position.xyz ) )\n\t\t);\n\t\tfloat pixScale = 1.0 / ( ALPHA_HASH_SCALE * maxDeriv );\n\t\tvec2 pixScales = vec2(\n\t\t\texp2( floor( log2( pixScale ) ) ),\n\t\t\texp2( ceil( log2( pixScale ) ) )\n\t\t);\n\t\tvec2 alpha = vec2(\n\t\t\thash3D( floor( pixScales.x * position.xyz ) ),\n\t\t\thash3D( floor( pixScales.y * position.xyz ) )\n\t\t);\n\t\tfloat lerpFactor = fract( log2( pixScale ) );\n\t\tfloat x = ( 1.0 - lerpFactor ) * alpha.x + lerpFactor * alpha.y;\n\t\tfloat a = min( lerpFactor, 1.0 - lerpFactor );\n\t\tvec3 cases = vec3(\n\t\t\tx * x / ( 2.0 * a * ( 1.0 - a ) ),\n\t\t\t( x - 0.5 * a ) / ( 1.0 - a ),\n\t\t\t1.0 - ( ( 1.0 - x ) * ( 1.0 - x ) / ( 2.0 * a * ( 1.0 - a ) ) )\n\t\t);\n\t\tfloat threshold = ( x < ( 1.0 - a ) )\n\t\t\t? ( ( x < a ) ? cases.x : cases.y )\n\t\t\t: cases.z;\n\t\treturn clamp( threshold , 1.0e-6, 1.0 );\n\t}\n#endif",alphamap_fragment:"#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, vAlphaMapUv ).g;\n#endif",alphamap_pars_fragment:"#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",alphatest_fragment:"#ifdef USE_ALPHATEST\n\t#ifdef ALPHA_TO_COVERAGE\n\tdiffuseColor.a = smoothstep( alphaTest, alphaTest + fwidth( diffuseColor.a ), diffuseColor.a );\n\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\tif ( diffuseColor.a < alphaTest ) discard;\n\t#endif\n#endif",alphatest_pars_fragment:"#ifdef USE_ALPHATEST\n\tuniform float alphaTest;\n#endif",aomap_fragment:"#ifdef USE_AOMAP\n\tfloat ambientOcclusion = ( texture2D( aoMap, vAoMapUv ).r - 1.0 ) * aoMapIntensity + 1.0;\n\treflectedLight.indirectDiffuse *= ambientOcclusion;\n\t#if defined( USE_CLEARCOAT ) \n\t\tclearcoatSpecularIndirect *= ambientOcclusion;\n\t#endif\n\t#if defined( USE_SHEEN ) \n\t\tsheenSpecularIndirect *= ambientOcclusion;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( STANDARD )\n\t\tfloat dotNV = saturate( dot( geometryNormal, geometryViewDir ) );\n\t\treflectedLight.indirectSpecular *= computeSpecularOcclusion( dotNV, ambientOcclusion, material.roughness );\n\t#endif\n#endif",aomap_pars_fragment:"#ifdef USE_AOMAP\n\tuniform sampler2D aoMap;\n\tuniform float aoMapIntensity;\n#endif",batching_pars_vertex:"#ifdef USE_BATCHING\n\t#if ! defined( GL_ANGLE_multi_draw )\n\t#define gl_DrawID _gl_DrawID\n\tuniform int _gl_DrawID;\n\t#endif\n\tuniform highp sampler2D batchingTexture;\n\tuniform highp usampler2D batchingIdTexture;\n\tmat4 getBatchingMatrix( const in float i ) {\n\t\tint size = textureSize( batchingTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( batchingTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( batchingTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( batchingTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( batchingTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n\tfloat getIndirectIndex( const in int i ) {\n\t\tint size = textureSize( batchingIdTexture, 0 ).x;\n\t\tint x = i % size;\n\t\tint y = i / size;\n\t\treturn float( texelFetch( batchingIdTexture, ivec2( x, y ), 0 ).r );\n\t}\n#endif\n#ifdef USE_BATCHING_COLOR\n\tuniform sampler2D batchingColorTexture;\n\tvec4 getBatchingColor( const in float i ) {\n\t\tint size = textureSize( batchingColorTexture, 0 ).x;\n\t\tint j = int( i );\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\treturn texelFetch( batchingColorTexture, ivec2( x, y ), 0 );\n\t}\n#endif",batching_vertex:"#ifdef USE_BATCHING\n\tmat4 batchingMatrix = getBatchingMatrix( getIndirectIndex( gl_DrawID ) );\n#endif",begin_vertex:"vec3 transformed = vec3( position );\n#ifdef USE_ALPHAHASH\n\tvPosition = vec3( position );\n#endif",beginnormal_vertex:"vec3 objectNormal = vec3( normal );\n#ifdef USE_TANGENT\n\tvec3 objectTangent = vec3( tangent.xyz );\n#endif",bsdfs:"float G_BlinnPhong_Implicit( ) {\n\treturn 0.25;\n}\nfloat D_BlinnPhong( const in float shininess, const in float dotNH ) {\n\treturn RECIPROCAL_PI * ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n}\nvec3 BRDF_BlinnPhong( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in vec3 specularColor, const in float shininess ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( specularColor, 1.0, dotVH );\n\tfloat G = G_BlinnPhong_Implicit( );\n\tfloat D = D_BlinnPhong( shininess, dotNH );\n\treturn F * ( G * D );\n} // validated",iridescence_fragment:"#ifdef USE_IRIDESCENCE\n\tconst mat3 XYZ_TO_REC709 = mat3(\n\t\t 3.2404542, -0.9692660,  0.0556434,\n\t\t-1.5371385,  1.8760108, -0.2040259,\n\t\t-0.4985314,  0.0415560,  1.0572252\n\t);\n\tvec3 Fresnel0ToIor( vec3 fresnel0 ) {\n\t\tvec3 sqrtF0 = sqrt( fresnel0 );\n\t\treturn ( vec3( 1.0 ) + sqrtF0 ) / ( vec3( 1.0 ) - sqrtF0 );\n\t}\n\tvec3 IorToFresnel0( vec3 transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - vec3( incidentIor ) ) / ( transmittedIor + vec3( incidentIor ) ) );\n\t}\n\tfloat IorToFresnel0( float transmittedIor, float incidentIor ) {\n\t\treturn pow2( ( transmittedIor - incidentIor ) / ( transmittedIor + incidentIor ));\n\t}\n\tvec3 evalSensitivity( float OPD, vec3 shift ) {\n\t\tfloat phase = 2.0 * PI * OPD * 1.0e-9;\n\t\tvec3 val = vec3( 5.4856e-13, 4.4201e-13, 5.2481e-13 );\n\t\tvec3 pos = vec3( 1.6810e+06, 1.7953e+06, 2.2084e+06 );\n\t\tvec3 var = vec3( 4.3278e+09, 9.3046e+09, 6.6121e+09 );\n\t\tvec3 xyz = val * sqrt( 2.0 * PI * var ) * cos( pos * phase + shift ) * exp( - pow2( phase ) * var );\n\t\txyz.x += 9.7470e-14 * sqrt( 2.0 * PI * 4.5282e+09 ) * cos( 2.2399e+06 * phase + shift[ 0 ] ) * exp( - 4.5282e+09 * pow2( phase ) );\n\t\txyz /= 1.0685e-7;\n\t\tvec3 rgb = XYZ_TO_REC709 * xyz;\n\t\treturn rgb;\n\t}\n\tvec3 evalIridescence( float outsideIOR, float eta2, float cosTheta1, float thinFilmThickness, vec3 baseF0 ) {\n\t\tvec3 I;\n\t\tfloat iridescenceIOR = mix( outsideIOR, eta2, smoothstep( 0.0, 0.03, thinFilmThickness ) );\n\t\tfloat sinTheta2Sq = pow2( outsideIOR / iridescenceIOR ) * ( 1.0 - pow2( cosTheta1 ) );\n\t\tfloat cosTheta2Sq = 1.0 - sinTheta2Sq;\n\t\tif ( cosTheta2Sq < 0.0 ) {\n\t\t\treturn vec3( 1.0 );\n\t\t}\n\t\tfloat cosTheta2 = sqrt( cosTheta2Sq );\n\t\tfloat R0 = IorToFresnel0( iridescenceIOR, outsideIOR );\n\t\tfloat R12 = F_Schlick( R0, 1.0, cosTheta1 );\n\t\tfloat T121 = 1.0 - R12;\n\t\tfloat phi12 = 0.0;\n\t\tif ( iridescenceIOR < outsideIOR ) phi12 = PI;\n\t\tfloat phi21 = PI - phi12;\n\t\tvec3 baseIOR = Fresnel0ToIor( clamp( baseF0, 0.0, 0.9999 ) );\t\tvec3 R1 = IorToFresnel0( baseIOR, iridescenceIOR );\n\t\tvec3 R23 = F_Schlick( R1, 1.0, cosTheta2 );\n\t\tvec3 phi23 = vec3( 0.0 );\n\t\tif ( baseIOR[ 0 ] < iridescenceIOR ) phi23[ 0 ] = PI;\n\t\tif ( baseIOR[ 1 ] < iridescenceIOR ) phi23[ 1 ] = PI;\n\t\tif ( baseIOR[ 2 ] < iridescenceIOR ) phi23[ 2 ] = PI;\n\t\tfloat OPD = 2.0 * iridescenceIOR * thinFilmThickness * cosTheta2;\n\t\tvec3 phi = vec3( phi21 ) + phi23;\n\t\tvec3 R123 = clamp( R12 * R23, 1e-5, 0.9999 );\n\t\tvec3 r123 = sqrt( R123 );\n\t\tvec3 Rs = pow2( T121 ) * R23 / ( vec3( 1.0 ) - R123 );\n\t\tvec3 C0 = R12 + Rs;\n\t\tI = C0;\n\t\tvec3 Cm = Rs - T121;\n\t\tfor ( int m = 1; m <= 2; ++ m ) {\n\t\t\tCm *= r123;\n\t\t\tvec3 Sm = 2.0 * evalSensitivity( float( m ) * OPD, float( m ) * phi );\n\t\t\tI += Cm * Sm;\n\t\t}\n\t\treturn max( I, vec3( 0.0 ) );\n\t}\n#endif",bumpmap_pars_fragment:"#ifdef USE_BUMPMAP\n\tuniform sampler2D bumpMap;\n\tuniform float bumpScale;\n\tvec2 dHdxy_fwd() {\n\t\tvec2 dSTdx = dFdx( vBumpMapUv );\n\t\tvec2 dSTdy = dFdy( vBumpMapUv );\n\t\tfloat Hll = bumpScale * texture2D( bumpMap, vBumpMapUv ).x;\n\t\tfloat dBx = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdx ).x - Hll;\n\t\tfloat dBy = bumpScale * texture2D( bumpMap, vBumpMapUv + dSTdy ).x - Hll;\n\t\treturn vec2( dBx, dBy );\n\t}\n\tvec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) {\n\t\tvec3 vSigmaX = normalize( dFdx( surf_pos.xyz ) );\n\t\tvec3 vSigmaY = normalize( dFdy( surf_pos.xyz ) );\n\t\tvec3 vN = surf_norm;\n\t\tvec3 R1 = cross( vSigmaY, vN );\n\t\tvec3 R2 = cross( vN, vSigmaX );\n\t\tfloat fDet = dot( vSigmaX, R1 ) * faceDirection;\n\t\tvec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n\t\treturn normalize( abs( fDet ) * surf_norm - vGrad );\n\t}\n#endif",clipping_planes_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvec4 plane;\n\t#ifdef ALPHA_TO_COVERAGE\n\t\tfloat distanceToPlane, distanceGradient;\n\t\tfloat clipOpacity = 1.0;\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\tclipOpacity *= smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\tif ( clipOpacity == 0.0 ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tfloat unionClipOpacity = 1.0;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tdistanceToPlane = - dot( vClipPosition, plane.xyz ) + plane.w;\n\t\t\t\tdistanceGradient = fwidth( distanceToPlane ) / 2.0;\n\t\t\t\tunionClipOpacity *= 1.0 - smoothstep( - distanceGradient, distanceGradient, distanceToPlane );\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tclipOpacity *= 1.0 - unionClipOpacity;\n\t\t#endif\n\t\tdiffuseColor.a *= clipOpacity;\n\t\tif ( diffuseColor.a == 0.0 ) discard;\n\t#else\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < UNION_CLIPPING_PLANES; i ++ ) {\n\t\t\tplane = clippingPlanes[ i ];\n\t\t\tif ( dot( vClipPosition, plane.xyz ) > plane.w ) discard;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t\t#if UNION_CLIPPING_PLANES < NUM_CLIPPING_PLANES\n\t\t\tbool clipped = true;\n\t\t\t#pragma unroll_loop_start\n\t\t\tfor ( int i = UNION_CLIPPING_PLANES; i < NUM_CLIPPING_PLANES; i ++ ) {\n\t\t\t\tplane = clippingPlanes[ i ];\n\t\t\t\tclipped = ( dot( vClipPosition, plane.xyz ) > plane.w ) && clipped;\n\t\t\t}\n\t\t\t#pragma unroll_loop_end\n\t\t\tif ( clipped ) discard;\n\t\t#endif\n\t#endif\n#endif",clipping_planes_pars_fragment:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n\tuniform vec4 clippingPlanes[ NUM_CLIPPING_PLANES ];\n#endif",clipping_planes_pars_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvarying vec3 vClipPosition;\n#endif",clipping_planes_vertex:"#if NUM_CLIPPING_PLANES > 0\n\tvClipPosition = - mvPosition.xyz;\n#endif",color_fragment:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )\n\tdiffuseColor *= vColor;\n#endif",color_pars_fragment:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA )\n\tvarying vec4 vColor;\n#endif",color_pars_vertex:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvarying vec4 vColor;\n#endif",color_vertex:"#if defined( USE_COLOR ) || defined( USE_COLOR_ALPHA ) || defined( USE_INSTANCING_COLOR ) || defined( USE_BATCHING_COLOR )\n\tvColor = vec4( 1.0 );\n#endif\n#ifdef USE_COLOR_ALPHA\n\tvColor *= color;\n#elif defined( USE_COLOR )\n\tvColor.rgb *= color;\n#endif\n#ifdef USE_INSTANCING_COLOR\n\tvColor.rgb *= instanceColor.rgb;\n#endif\n#ifdef USE_BATCHING_COLOR\n\tvColor *= getBatchingColor( getIndirectIndex( gl_DrawID ) );\n#endif",common:"#define PI 3.141592653589793\n#define PI2 6.283185307179586\n#define PI_HALF 1.5707963267948966\n#define RECIPROCAL_PI 0.3183098861837907\n#define RECIPROCAL_PI2 0.15915494309189535\n#define EPSILON 1e-6\n#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\n#define whiteComplement( a ) ( 1.0 - saturate( a ) )\nfloat pow2( const in float x ) { return x*x; }\nvec3 pow2( const in vec3 x ) { return x*x; }\nfloat pow3( const in float x ) { return x*x*x; }\nfloat pow4( const in float x ) { float x2 = x*x; return x2*x2; }\nfloat max3( const in vec3 v ) { return max( max( v.x, v.y ), v.z ); }\nfloat average( const in vec3 v ) { return dot( v, vec3( 0.3333333 ) ); }\nhighp float rand( const in vec2 uv ) {\n\tconst highp float a = 12.9898, b = 78.233, c = 43758.5453;\n\thighp float dt = dot( uv.xy, vec2( a,b ) ), sn = mod( dt, PI );\n\treturn fract( sin( sn ) * c );\n}\n#ifdef HIGH_PRECISION\n\tfloat precisionSafeLength( vec3 v ) { return length( v ); }\n#else\n\tfloat precisionSafeLength( vec3 v ) {\n\t\tfloat maxComponent = max3( abs( v ) );\n\t\treturn length( v / maxComponent ) * maxComponent;\n\t}\n#endif\nstruct IncidentLight {\n\tvec3 color;\n\tvec3 direction;\n\tbool visible;\n};\nstruct ReflectedLight {\n\tvec3 directDiffuse;\n\tvec3 directSpecular;\n\tvec3 indirectDiffuse;\n\tvec3 indirectSpecular;\n};\n#ifdef USE_ALPHAHASH\n\tvarying vec3 vPosition;\n#endif\nvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n}\nvec3 inverseTransformDirection( in vec3 dir, in mat4 matrix ) {\n\treturn normalize( ( vec4( dir, 0.0 ) * matrix ).xyz );\n}\nbool isPerspectiveMatrix( mat4 m ) {\n\treturn m[ 2 ][ 3 ] == - 1.0;\n}\nvec2 equirectUv( in vec3 dir ) {\n\tfloat u = atan( dir.z, dir.x ) * RECIPROCAL_PI2 + 0.5;\n\tfloat v = asin( clamp( dir.y, - 1.0, 1.0 ) ) * RECIPROCAL_PI + 0.5;\n\treturn vec2( u, v );\n}\nvec3 BRDF_Lambert( const in vec3 diffuseColor ) {\n\treturn RECIPROCAL_PI * diffuseColor;\n}\nvec3 F_Schlick( const in vec3 f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n}\nfloat F_Schlick( const in float f0, const in float f90, const in float dotVH ) {\n\tfloat fresnel = exp2( ( - 5.55473 * dotVH - 6.98316 ) * dotVH );\n\treturn f0 * ( 1.0 - fresnel ) + ( f90 * fresnel );\n} // validated",cube_uv_reflection_fragment:"#ifdef ENVMAP_TYPE_CUBE_UV\n\t#define cubeUV_minMipLevel 4.0\n\t#define cubeUV_minTileSize 16.0\n\tfloat getFace( vec3 direction ) {\n\t\tvec3 absDirection = abs( direction );\n\t\tfloat face = - 1.0;\n\t\tif ( absDirection.x > absDirection.z ) {\n\t\t\tif ( absDirection.x > absDirection.y )\n\t\t\t\tface = direction.x > 0.0 ? 0.0 : 3.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t} else {\n\t\t\tif ( absDirection.z > absDirection.y )\n\t\t\t\tface = direction.z > 0.0 ? 2.0 : 5.0;\n\t\t\telse\n\t\t\t\tface = direction.y > 0.0 ? 1.0 : 4.0;\n\t\t}\n\t\treturn face;\n\t}\n\tvec2 getUV( vec3 direction, float face ) {\n\t\tvec2 uv;\n\t\tif ( face == 0.0 ) {\n\t\t\tuv = vec2( direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 1.0 ) {\n\t\t\tuv = vec2( - direction.x, - direction.z ) / abs( direction.y );\n\t\t} else if ( face == 2.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.y ) / abs( direction.z );\n\t\t} else if ( face == 3.0 ) {\n\t\t\tuv = vec2( - direction.z, direction.y ) / abs( direction.x );\n\t\t} else if ( face == 4.0 ) {\n\t\t\tuv = vec2( - direction.x, direction.z ) / abs( direction.y );\n\t\t} else {\n\t\t\tuv = vec2( direction.x, direction.y ) / abs( direction.z );\n\t\t}\n\t\treturn 0.5 * ( uv + 1.0 );\n\t}\n\tvec3 bilinearCubeUV( sampler2D envMap, vec3 direction, float mipInt ) {\n\t\tfloat face = getFace( direction );\n\t\tfloat filterInt = max( cubeUV_minMipLevel - mipInt, 0.0 );\n\t\tmipInt = max( mipInt, cubeUV_minMipLevel );\n\t\tfloat faceSize = exp2( mipInt );\n\t\thighp vec2 uv = getUV( direction, face ) * ( faceSize - 2.0 ) + 1.0;\n\t\tif ( face > 2.0 ) {\n\t\t\tuv.y += faceSize;\n\t\t\tface -= 3.0;\n\t\t}\n\t\tuv.x += face * faceSize;\n\t\tuv.x += filterInt * 3.0 * cubeUV_minTileSize;\n\t\tuv.y += 4.0 * ( exp2( CUBEUV_MAX_MIP ) - faceSize );\n\t\tuv.x *= CUBEUV_TEXEL_WIDTH;\n\t\tuv.y *= CUBEUV_TEXEL_HEIGHT;\n\t\t#ifdef texture2DGradEXT\n\t\t\treturn texture2DGradEXT( envMap, uv, vec2( 0.0 ), vec2( 0.0 ) ).rgb;\n\t\t#else\n\t\t\treturn texture2D( envMap, uv ).rgb;\n\t\t#endif\n\t}\n\t#define cubeUV_r0 1.0\n\t#define cubeUV_m0 - 2.0\n\t#define cubeUV_r1 0.8\n\t#define cubeUV_m1 - 1.0\n\t#define cubeUV_r4 0.4\n\t#define cubeUV_m4 2.0\n\t#define cubeUV_r5 0.305\n\t#define cubeUV_m5 3.0\n\t#define cubeUV_r6 0.21\n\t#define cubeUV_m6 4.0\n\tfloat roughnessToMip( float roughness ) {\n\t\tfloat mip = 0.0;\n\t\tif ( roughness >= cubeUV_r1 ) {\n\t\t\tmip = ( cubeUV_r0 - roughness ) * ( cubeUV_m1 - cubeUV_m0 ) / ( cubeUV_r0 - cubeUV_r1 ) + cubeUV_m0;\n\t\t} else if ( roughness >= cubeUV_r4 ) {\n\t\t\tmip = ( cubeUV_r1 - roughness ) * ( cubeUV_m4 - cubeUV_m1 ) / ( cubeUV_r1 - cubeUV_r4 ) + cubeUV_m1;\n\t\t} else if ( roughness >= cubeUV_r5 ) {\n\t\t\tmip = ( cubeUV_r4 - roughness ) * ( cubeUV_m5 - cubeUV_m4 ) / ( cubeUV_r4 - cubeUV_r5 ) + cubeUV_m4;\n\t\t} else if ( roughness >= cubeUV_r6 ) {\n\t\t\tmip = ( cubeUV_r5 - roughness ) * ( cubeUV_m6 - cubeUV_m5 ) / ( cubeUV_r5 - cubeUV_r6 ) + cubeUV_m5;\n\t\t} else {\n\t\t\tmip = - 2.0 * log2( 1.16 * roughness );\t\t}\n\t\treturn mip;\n\t}\n\tvec4 textureCubeUV( sampler2D envMap, vec3 sampleDir, float roughness ) {\n\t\tfloat mip = clamp( roughnessToMip( roughness ), cubeUV_m0, CUBEUV_MAX_MIP );\n\t\tfloat mipF = fract( mip );\n\t\tfloat mipInt = floor( mip );\n\t\tvec3 color0 = bilinearCubeUV( envMap, sampleDir, mipInt );\n\t\tif ( mipF == 0.0 ) {\n\t\t\treturn vec4( color0, 1.0 );\n\t\t} else {\n\t\t\tvec3 color1 = bilinearCubeUV( envMap, sampleDir, mipInt + 1.0 );\n\t\t\treturn vec4( mix( color0, color1, mipF ), 1.0 );\n\t\t}\n\t}\n#endif",defaultnormal_vertex:"vec3 transformedNormal = objectNormal;\n#ifdef USE_TANGENT\n\tvec3 transformedTangent = objectTangent;\n#endif\n#ifdef USE_BATCHING\n\tmat3 bm = mat3( batchingMatrix );\n\ttransformedNormal /= vec3( dot( bm[ 0 ], bm[ 0 ] ), dot( bm[ 1 ], bm[ 1 ] ), dot( bm[ 2 ], bm[ 2 ] ) );\n\ttransformedNormal = bm * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = bm * transformedTangent;\n\t#endif\n#endif\n#ifdef USE_INSTANCING\n\tmat3 im = mat3( instanceMatrix );\n\ttransformedNormal /= vec3( dot( im[ 0 ], im[ 0 ] ), dot( im[ 1 ], im[ 1 ] ), dot( im[ 2 ], im[ 2 ] ) );\n\ttransformedNormal = im * transformedNormal;\n\t#ifdef USE_TANGENT\n\t\ttransformedTangent = im * transformedTangent;\n\t#endif\n#endif\ntransformedNormal = normalMatrix * transformedNormal;\n#ifdef FLIP_SIDED\n\ttransformedNormal = - transformedNormal;\n#endif\n#ifdef USE_TANGENT\n\ttransformedTangent = ( modelViewMatrix * vec4( transformedTangent, 0.0 ) ).xyz;\n\t#ifdef FLIP_SIDED\n\t\ttransformedTangent = - transformedTangent;\n\t#endif\n#endif",displacementmap_pars_vertex:"#ifdef USE_DISPLACEMENTMAP\n\tuniform sampler2D displacementMap;\n\tuniform float displacementScale;\n\tuniform float displacementBias;\n#endif",displacementmap_vertex:"#ifdef USE_DISPLACEMENTMAP\n\ttransformed += normalize( objectNormal ) * ( texture2D( displacementMap, vDisplacementMapUv ).x * displacementScale + displacementBias );\n#endif",emissivemap_fragment:"#ifdef USE_EMISSIVEMAP\n\tvec4 emissiveColor = texture2D( emissiveMap, vEmissiveMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE_EMISSIVE\n\t\temissiveColor = sRGBTransferEOTF( emissiveColor );\n\t#endif\n\ttotalEmissiveRadiance *= emissiveColor.rgb;\n#endif",emissivemap_pars_fragment:"#ifdef USE_EMISSIVEMAP\n\tuniform sampler2D emissiveMap;\n#endif",colorspace_fragment:"gl_FragColor = linearToOutputTexel( gl_FragColor );",colorspace_pars_fragment:"vec4 LinearTransferOETF( in vec4 value ) {\n\treturn value;\n}\nvec4 sRGBTransferEOTF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), value.rgb * 0.0773993808, vec3( lessThanEqual( value.rgb, vec3( 0.04045 ) ) ) ), value.a );\n}\nvec4 sRGBTransferOETF( in vec4 value ) {\n\treturn vec4( mix( pow( value.rgb, vec3( 0.41666 ) ) * 1.055 - vec3( 0.055 ), value.rgb * 12.92, vec3( lessThanEqual( value.rgb, vec3( 0.0031308 ) ) ) ), value.a );\n}",envmap_fragment:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvec3 cameraToFrag;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToFrag = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToFrag = normalize( vWorldPosition - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvec3 reflectVec = reflect( cameraToFrag, worldNormal );\n\t\t#else\n\t\t\tvec3 reflectVec = refract( cameraToFrag, worldNormal, refractionRatio );\n\t\t#endif\n\t#else\n\t\tvec3 reflectVec = vReflect;\n\t#endif\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 envColor = textureCube( envMap, envMapRotation * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\t\t#ifdef ENVMAP_BLENDING_MULTIPLY\n\t\t\toutgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\t\t#elif defined( ENVMAP_BLENDING_MIX )\n\t\t\toutgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\t\t#elif defined( ENVMAP_BLENDING_ADD )\n\t\t\toutgoingLight += envColor.xyz * specularStrength * reflectivity;\n\t\t#endif\n\t#endif\n#endif",envmap_common_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float envMapIntensity;\n\tuniform float flipEnvMap;\n\tuniform mat3 envMapRotation;\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tuniform samplerCube envMap;\n\t#else\n\t\tuniform sampler2D envMap;\n\t#endif\n#endif",envmap_pars_fragment:"#ifdef USE_ENVMAP\n\tuniform float reflectivity;\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\tvarying vec3 vWorldPosition;\n\t\tuniform float refractionRatio;\n\t#else\n\t\tvarying vec3 vReflect;\n\t#endif\n#endif",envmap_pars_vertex:"#ifdef USE_ENVMAP\n\t#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG ) || defined( LAMBERT )\n\t\t#define ENV_WORLDPOS\n\t#endif\n\t#ifdef ENV_WORLDPOS\n\t\t\n\t\tvarying vec3 vWorldPosition;\n\t#else\n\t\tvarying vec3 vReflect;\n\t\tuniform float refractionRatio;\n\t#endif\n#endif",envmap_physical_pars_fragment:"#ifdef USE_ENVMAP\n\tvec3 getIBLIrradiance( const in vec3 normal ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * worldNormal, 1.0 );\n\t\t\treturn PI * envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\tvec3 getIBLRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness ) {\n\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\tvec3 reflectVec = reflect( - viewDir, normal );\n\t\t\treflectVec = normalize( mix( reflectVec, normal, pow4( roughness ) ) );\n\t\t\treflectVec = inverseTransformDirection( reflectVec, viewMatrix );\n\t\t\tvec4 envMapColor = textureCubeUV( envMap, envMapRotation * reflectVec, roughness );\n\t\t\treturn envMapColor.rgb * envMapIntensity;\n\t\t#else\n\t\t\treturn vec3( 0.0 );\n\t\t#endif\n\t}\n\t#ifdef USE_ANISOTROPY\n\t\tvec3 getIBLAnisotropyRadiance( const in vec3 viewDir, const in vec3 normal, const in float roughness, const in vec3 bitangent, const in float anisotropy ) {\n\t\t\t#ifdef ENVMAP_TYPE_CUBE_UV\n\t\t\t\tvec3 bentNormal = cross( bitangent, viewDir );\n\t\t\t\tbentNormal = normalize( cross( bentNormal, bitangent ) );\n\t\t\t\tbentNormal = normalize( mix( bentNormal, normal, pow2( pow2( 1.0 - anisotropy * ( 1.0 - roughness ) ) ) ) );\n\t\t\t\treturn getIBLRadiance( viewDir, bentNormal, roughness );\n\t\t\t#else\n\t\t\t\treturn vec3( 0.0 );\n\t\t\t#endif\n\t\t}\n\t#endif\n#endif",envmap_vertex:"#ifdef USE_ENVMAP\n\t#ifdef ENV_WORLDPOS\n\t\tvWorldPosition = worldPosition.xyz;\n\t#else\n\t\tvec3 cameraToVertex;\n\t\tif ( isOrthographic ) {\n\t\t\tcameraToVertex = normalize( vec3( - viewMatrix[ 0 ][ 2 ], - viewMatrix[ 1 ][ 2 ], - viewMatrix[ 2 ][ 2 ] ) );\n\t\t} else {\n\t\t\tcameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\t\t}\n\t\tvec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\t\t#ifdef ENVMAP_MODE_REFLECTION\n\t\t\tvReflect = reflect( cameraToVertex, worldNormal );\n\t\t#else\n\t\t\tvReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\t\t#endif\n\t#endif\n#endif",fog_vertex:"#ifdef USE_FOG\n\tvFogDepth = - mvPosition.z;\n#endif",fog_pars_vertex:"#ifdef USE_FOG\n\tvarying float vFogDepth;\n#endif",fog_fragment:"#ifdef USE_FOG\n\t#ifdef FOG_EXP2\n\t\tfloat fogFactor = 1.0 - exp( - fogDensity * fogDensity * vFogDepth * vFogDepth );\n\t#else\n\t\tfloat fogFactor = smoothstep( fogNear, fogFar, vFogDepth );\n\t#endif\n\tgl_FragColor.rgb = mix( gl_FragColor.rgb, fogColor, fogFactor );\n#endif",fog_pars_fragment:"#ifdef USE_FOG\n\tuniform vec3 fogColor;\n\tvarying float vFogDepth;\n\t#ifdef FOG_EXP2\n\t\tuniform float fogDensity;\n\t#else\n\t\tuniform float fogNear;\n\t\tuniform float fogFar;\n\t#endif\n#endif",gradientmap_pars_fragment:"#ifdef USE_GRADIENTMAP\n\tuniform sampler2D gradientMap;\n#endif\nvec3 getGradientIrradiance( vec3 normal, vec3 lightDirection ) {\n\tfloat dotNL = dot( normal, lightDirection );\n\tvec2 coord = vec2( dotNL * 0.5 + 0.5, 0.0 );\n\t#ifdef USE_GRADIENTMAP\n\t\treturn vec3( texture2D( gradientMap, coord ).r );\n\t#else\n\t\tvec2 fw = fwidth( coord ) * 0.5;\n\t\treturn mix( vec3( 0.7 ), vec3( 1.0 ), smoothstep( 0.7 - fw.x, 0.7 + fw.x, coord.x ) );\n\t#endif\n}",lightmap_pars_fragment:"#ifdef USE_LIGHTMAP\n\tuniform sampler2D lightMap;\n\tuniform float lightMapIntensity;\n#endif",lights_lambert_fragment:"LambertMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularStrength = specularStrength;",lights_lambert_pars_fragment:"varying vec3 vViewPosition;\nstruct LambertMaterial {\n\tvec3 diffuseColor;\n\tfloat specularStrength;\n};\nvoid RE_Direct_Lambert( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Lambert( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in LambertMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Lambert\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Lambert",lights_pars_begin:"uniform bool receiveShadow;\nuniform vec3 ambientLightColor;\n#if defined( USE_LIGHT_PROBES )\n\tuniform vec3 lightProbe[ 9 ];\n#endif\nvec3 shGetIrradianceAt( in vec3 normal, in vec3 shCoefficients[ 9 ] ) {\n\tfloat x = normal.x, y = normal.y, z = normal.z;\n\tvec3 result = shCoefficients[ 0 ] * 0.886227;\n\tresult += shCoefficients[ 1 ] * 2.0 * 0.511664 * y;\n\tresult += shCoefficients[ 2 ] * 2.0 * 0.511664 * z;\n\tresult += shCoefficients[ 3 ] * 2.0 * 0.511664 * x;\n\tresult += shCoefficients[ 4 ] * 2.0 * 0.429043 * x * y;\n\tresult += shCoefficients[ 5 ] * 2.0 * 0.429043 * y * z;\n\tresult += shCoefficients[ 6 ] * ( 0.743125 * z * z - 0.247708 );\n\tresult += shCoefficients[ 7 ] * 2.0 * 0.429043 * x * z;\n\tresult += shCoefficients[ 8 ] * 0.429043 * ( x * x - y * y );\n\treturn result;\n}\nvec3 getLightProbeIrradiance( const in vec3 lightProbe[ 9 ], const in vec3 normal ) {\n\tvec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\tvec3 irradiance = shGetIrradianceAt( worldNormal, lightProbe );\n\treturn irradiance;\n}\nvec3 getAmbientLightIrradiance( const in vec3 ambientLightColor ) {\n\tvec3 irradiance = ambientLightColor;\n\treturn irradiance;\n}\nfloat getDistanceAttenuation( const in float lightDistance, const in float cutoffDistance, const in float decayExponent ) {\n\tfloat distanceFalloff = 1.0 / max( pow( lightDistance, decayExponent ), 0.01 );\n\tif ( cutoffDistance > 0.0 ) {\n\t\tdistanceFalloff *= pow2( saturate( 1.0 - pow4( lightDistance / cutoffDistance ) ) );\n\t}\n\treturn distanceFalloff;\n}\nfloat getSpotAttenuation( const in float coneCosine, const in float penumbraCosine, const in float angleCosine ) {\n\treturn smoothstep( coneCosine, penumbraCosine, angleCosine );\n}\n#if NUM_DIR_LIGHTS > 0\n\tstruct DirectionalLight {\n\t\tvec3 direction;\n\t\tvec3 color;\n\t};\n\tuniform DirectionalLight directionalLights[ NUM_DIR_LIGHTS ];\n\tvoid getDirectionalLightInfo( const in DirectionalLight directionalLight, out IncidentLight light ) {\n\t\tlight.color = directionalLight.color;\n\t\tlight.direction = directionalLight.direction;\n\t\tlight.visible = true;\n\t}\n#endif\n#if NUM_POINT_LIGHTS > 0\n\tstruct PointLight {\n\t\tvec3 position;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t};\n\tuniform PointLight pointLights[ NUM_POINT_LIGHTS ];\n\tvoid getPointLightInfo( const in PointLight pointLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = pointLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat lightDistance = length( lVector );\n\t\tlight.color = pointLight.color;\n\t\tlight.color *= getDistanceAttenuation( lightDistance, pointLight.distance, pointLight.decay );\n\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t}\n#endif\n#if NUM_SPOT_LIGHTS > 0\n\tstruct SpotLight {\n\t\tvec3 position;\n\t\tvec3 direction;\n\t\tvec3 color;\n\t\tfloat distance;\n\t\tfloat decay;\n\t\tfloat coneCos;\n\t\tfloat penumbraCos;\n\t};\n\tuniform SpotLight spotLights[ NUM_SPOT_LIGHTS ];\n\tvoid getSpotLightInfo( const in SpotLight spotLight, const in vec3 geometryPosition, out IncidentLight light ) {\n\t\tvec3 lVector = spotLight.position - geometryPosition;\n\t\tlight.direction = normalize( lVector );\n\t\tfloat angleCos = dot( light.direction, spotLight.direction );\n\t\tfloat spotAttenuation = getSpotAttenuation( spotLight.coneCos, spotLight.penumbraCos, angleCos );\n\t\tif ( spotAttenuation > 0.0 ) {\n\t\t\tfloat lightDistance = length( lVector );\n\t\t\tlight.color = spotLight.color * spotAttenuation;\n\t\t\tlight.color *= getDistanceAttenuation( lightDistance, spotLight.distance, spotLight.decay );\n\t\t\tlight.visible = ( light.color != vec3( 0.0 ) );\n\t\t} else {\n\t\t\tlight.color = vec3( 0.0 );\n\t\t\tlight.visible = false;\n\t\t}\n\t}\n#endif\n#if NUM_RECT_AREA_LIGHTS > 0\n\tstruct RectAreaLight {\n\t\tvec3 color;\n\t\tvec3 position;\n\t\tvec3 halfWidth;\n\t\tvec3 halfHeight;\n\t};\n\tuniform sampler2D ltc_1;\tuniform sampler2D ltc_2;\n\tuniform RectAreaLight rectAreaLights[ NUM_RECT_AREA_LIGHTS ];\n#endif\n#if NUM_HEMI_LIGHTS > 0\n\tstruct HemisphereLight {\n\t\tvec3 direction;\n\t\tvec3 skyColor;\n\t\tvec3 groundColor;\n\t};\n\tuniform HemisphereLight hemisphereLights[ NUM_HEMI_LIGHTS ];\n\tvec3 getHemisphereLightIrradiance( const in HemisphereLight hemiLight, const in vec3 normal ) {\n\t\tfloat dotNL = dot( normal, hemiLight.direction );\n\t\tfloat hemiDiffuseWeight = 0.5 * dotNL + 0.5;\n\t\tvec3 irradiance = mix( hemiLight.groundColor, hemiLight.skyColor, hemiDiffuseWeight );\n\t\treturn irradiance;\n\t}\n#endif",lights_toon_fragment:"ToonMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;",lights_toon_pars_fragment:"varying vec3 vViewPosition;\nstruct ToonMaterial {\n\tvec3 diffuseColor;\n};\nvoid RE_Direct_Toon( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 irradiance = getGradientIrradiance( geometryNormal, directLight.direction ) * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\nvoid RE_IndirectDiffuse_Toon( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in ToonMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_Toon\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Toon",lights_phong_fragment:"BlinnPhongMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.specularColor = specular;\nmaterial.specularShininess = shininess;\nmaterial.specularStrength = specularStrength;",lights_phong_pars_fragment:"varying vec3 vViewPosition;\nstruct BlinnPhongMaterial {\n\tvec3 diffuseColor;\n\tvec3 specularColor;\n\tfloat specularShininess;\n\tfloat specularStrength;\n};\nvoid RE_Direct_BlinnPhong( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n\treflectedLight.directSpecular += irradiance * BRDF_BlinnPhong( directLight.direction, geometryViewDir, geometryNormal, material.specularColor, material.specularShininess ) * material.specularStrength;\n}\nvoid RE_IndirectDiffuse_BlinnPhong( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in BlinnPhongMaterial material, inout ReflectedLight reflectedLight ) {\n\treflectedLight.indirectDiffuse += irradiance * BRDF_Lambert( material.diffuseColor );\n}\n#define RE_Direct\t\t\t\tRE_Direct_BlinnPhong\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_BlinnPhong",lights_physical_fragment:"PhysicalMaterial material;\nmaterial.diffuseColor = diffuseColor.rgb;\nmaterial.diffuseContribution = diffuseColor.rgb * ( 1.0 - metalnessFactor );\nmaterial.metalness = metalnessFactor;\nvec3 dxy = max( abs( dFdx( nonPerturbedNormal ) ), abs( dFdy( nonPerturbedNormal ) ) );\nfloat geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z );\nmaterial.roughness = max( roughnessFactor, 0.0525 );material.roughness += geometryRoughness;\nmaterial.roughness = min( material.roughness, 1.0 );\n#ifdef IOR\n\tmaterial.ior = ior;\n\t#ifdef USE_SPECULAR\n\t\tfloat specularIntensityFactor = specularIntensity;\n\t\tvec3 specularColorFactor = specularColor;\n\t\t#ifdef USE_SPECULAR_COLORMAP\n\t\t\tspecularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb;\n\t\t#endif\n\t\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\t\tspecularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a;\n\t\t#endif\n\t\tmaterial.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor );\n\t#else\n\t\tfloat specularIntensityFactor = 1.0;\n\t\tvec3 specularColorFactor = vec3( 1.0 );\n\t\tmaterial.specularF90 = 1.0;\n\t#endif\n\tmaterial.specularColor = min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor;\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n#else\n\tmaterial.specularColor = vec3( 0.04 );\n\tmaterial.specularColorBlended = mix( material.specularColor, diffuseColor.rgb, metalnessFactor );\n\tmaterial.specularF90 = 1.0;\n#endif\n#ifdef USE_CLEARCOAT\n\tmaterial.clearcoat = clearcoat;\n\tmaterial.clearcoatRoughness = clearcoatRoughness;\n\tmaterial.clearcoatF0 = vec3( 0.04 );\n\tmaterial.clearcoatF90 = 1.0;\n\t#ifdef USE_CLEARCOATMAP\n\t\tmaterial.clearcoat *= texture2D( clearcoatMap, vClearcoatMapUv ).x;\n\t#endif\n\t#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\t\tmaterial.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vClearcoatRoughnessMapUv ).y;\n\t#endif\n\tmaterial.clearcoat = saturate( material.clearcoat );\tmaterial.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 );\n\tmaterial.clearcoatRoughness += geometryRoughness;\n\tmaterial.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 );\n#endif\n#ifdef USE_DISPERSION\n\tmaterial.dispersion = dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tmaterial.iridescence = iridescence;\n\tmaterial.iridescenceIOR = iridescenceIOR;\n\t#ifdef USE_IRIDESCENCEMAP\n\t\tmaterial.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r;\n\t#endif\n\t#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\t\tmaterial.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum;\n\t#else\n\t\tmaterial.iridescenceThickness = iridescenceThicknessMaximum;\n\t#endif\n#endif\n#ifdef USE_SHEEN\n\tmaterial.sheenColor = sheenColor;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tmaterial.sheenColor *= texture2D( sheenColorMap, vSheenColorMapUv ).rgb;\n\t#endif\n\tmaterial.sheenRoughness = clamp( sheenRoughness, 0.0001, 1.0 );\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tmaterial.sheenRoughness *= texture2D( sheenRoughnessMap, vSheenRoughnessMapUv ).a;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\t#ifdef USE_ANISOTROPYMAP\n\t\tmat2 anisotropyMat = mat2( anisotropyVector.x, anisotropyVector.y, - anisotropyVector.y, anisotropyVector.x );\n\t\tvec3 anisotropyPolar = texture2D( anisotropyMap, vAnisotropyMapUv ).rgb;\n\t\tvec2 anisotropyV = anisotropyMat * normalize( 2.0 * anisotropyPolar.rg - vec2( 1.0 ) ) * anisotropyPolar.b;\n\t#else\n\t\tvec2 anisotropyV = anisotropyVector;\n\t#endif\n\tmaterial.anisotropy = length( anisotropyV );\n\tif( material.anisotropy == 0.0 ) {\n\t\tanisotropyV = vec2( 1.0, 0.0 );\n\t} else {\n\t\tanisotropyV /= material.anisotropy;\n\t\tmaterial.anisotropy = saturate( material.anisotropy );\n\t}\n\tmaterial.alphaT = mix( pow2( material.roughness ), 1.0, pow2( material.anisotropy ) );\n\tmaterial.anisotropyT = tbn[ 0 ] * anisotropyV.x + tbn[ 1 ] * anisotropyV.y;\n\tmaterial.anisotropyB = tbn[ 1 ] * anisotropyV.x - tbn[ 0 ] * anisotropyV.y;\n#endif",lights_physical_pars_fragment:"uniform sampler2D dfgLUT;\nstruct PhysicalMaterial {\n\tvec3 diffuseColor;\n\tvec3 diffuseContribution;\n\tvec3 specularColor;\n\tvec3 specularColorBlended;\n\tfloat roughness;\n\tfloat metalness;\n\tfloat specularF90;\n\tfloat dispersion;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat clearcoat;\n\t\tfloat clearcoatRoughness;\n\t\tvec3 clearcoatF0;\n\t\tfloat clearcoatF90;\n\t#endif\n\t#ifdef USE_IRIDESCENCE\n\t\tfloat iridescence;\n\t\tfloat iridescenceIOR;\n\t\tfloat iridescenceThickness;\n\t\tvec3 iridescenceFresnel;\n\t\tvec3 iridescenceF0;\n\t\tvec3 iridescenceFresnelDielectric;\n\t\tvec3 iridescenceFresnelMetallic;\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tvec3 sheenColor;\n\t\tfloat sheenRoughness;\n\t#endif\n\t#ifdef IOR\n\t\tfloat ior;\n\t#endif\n\t#ifdef USE_TRANSMISSION\n\t\tfloat transmission;\n\t\tfloat transmissionAlpha;\n\t\tfloat thickness;\n\t\tfloat attenuationDistance;\n\t\tvec3 attenuationColor;\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat anisotropy;\n\t\tfloat alphaT;\n\t\tvec3 anisotropyT;\n\t\tvec3 anisotropyB;\n\t#endif\n};\nvec3 clearcoatSpecularDirect = vec3( 0.0 );\nvec3 clearcoatSpecularIndirect = vec3( 0.0 );\nvec3 sheenSpecularDirect = vec3( 0.0 );\nvec3 sheenSpecularIndirect = vec3(0.0 );\nvec3 Schlick_to_F0( const in vec3 f, const in float f90, const in float dotVH ) {\n    float x = clamp( 1.0 - dotVH, 0.0, 1.0 );\n    float x2 = x * x;\n    float x5 = clamp( x * x2 * x2, 0.0, 0.9999 );\n    return ( f - vec3( f90 ) * x5 ) / ( 1.0 - x5 );\n}\nfloat V_GGX_SmithCorrelated( const in float alpha, const in float dotNL, const in float dotNV ) {\n\tfloat a2 = pow2( alpha );\n\tfloat gv = dotNL * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNV ) );\n\tfloat gl = dotNV * sqrt( a2 + ( 1.0 - a2 ) * pow2( dotNL ) );\n\treturn 0.5 / max( gv + gl, EPSILON );\n}\nfloat D_GGX( const in float alpha, const in float dotNH ) {\n\tfloat a2 = pow2( alpha );\n\tfloat denom = pow2( dotNH ) * ( a2 - 1.0 ) + 1.0;\n\treturn RECIPROCAL_PI * a2 / pow2( denom );\n}\n#ifdef USE_ANISOTROPY\n\tfloat V_GGX_SmithCorrelated_Anisotropic( const in float alphaT, const in float alphaB, const in float dotTV, const in float dotBV, const in float dotTL, const in float dotBL, const in float dotNV, const in float dotNL ) {\n\t\tfloat gv = dotNL * length( vec3( alphaT * dotTV, alphaB * dotBV, dotNV ) );\n\t\tfloat gl = dotNV * length( vec3( alphaT * dotTL, alphaB * dotBL, dotNL ) );\n\t\tfloat v = 0.5 / ( gv + gl );\n\t\treturn v;\n\t}\n\tfloat D_GGX_Anisotropic( const in float alphaT, const in float alphaB, const in float dotNH, const in float dotTH, const in float dotBH ) {\n\t\tfloat a2 = alphaT * alphaB;\n\t\thighp vec3 v = vec3( alphaB * dotTH, alphaT * dotBH, a2 * dotNH );\n\t\thighp float v2 = dot( v, v );\n\t\tfloat w2 = a2 / v2;\n\t\treturn RECIPROCAL_PI * a2 * pow2 ( w2 );\n\t}\n#endif\n#ifdef USE_CLEARCOAT\n\tvec3 BRDF_GGX_Clearcoat( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material) {\n\t\tvec3 f0 = material.clearcoatF0;\n\t\tfloat f90 = material.clearcoatF90;\n\t\tfloat roughness = material.clearcoatRoughness;\n\t\tfloat alpha = pow2( roughness );\n\t\tvec3 halfDir = normalize( lightDir + viewDir );\n\t\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\t\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\t\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\t\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\t\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t\treturn F * ( V * D );\n\t}\n#endif\nvec3 BRDF_GGX( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 f0 = material.specularColorBlended;\n\tfloat f90 = material.specularF90;\n\tfloat roughness = material.roughness;\n\tfloat alpha = pow2( roughness );\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat dotVH = saturate( dot( viewDir, halfDir ) );\n\tvec3 F = F_Schlick( f0, f90, dotVH );\n\t#ifdef USE_IRIDESCENCE\n\t\tF = mix( F, material.iridescenceFresnel, material.iridescence );\n\t#endif\n\t#ifdef USE_ANISOTROPY\n\t\tfloat dotTL = dot( material.anisotropyT, lightDir );\n\t\tfloat dotTV = dot( material.anisotropyT, viewDir );\n\t\tfloat dotTH = dot( material.anisotropyT, halfDir );\n\t\tfloat dotBL = dot( material.anisotropyB, lightDir );\n\t\tfloat dotBV = dot( material.anisotropyB, viewDir );\n\t\tfloat dotBH = dot( material.anisotropyB, halfDir );\n\t\tfloat V = V_GGX_SmithCorrelated_Anisotropic( material.alphaT, alpha, dotTV, dotBV, dotTL, dotBL, dotNV, dotNL );\n\t\tfloat D = D_GGX_Anisotropic( material.alphaT, alpha, dotNH, dotTH, dotBH );\n\t#else\n\t\tfloat V = V_GGX_SmithCorrelated( alpha, dotNL, dotNV );\n\t\tfloat D = D_GGX( alpha, dotNH );\n\t#endif\n\treturn F * ( V * D );\n}\nvec2 LTC_Uv( const in vec3 N, const in vec3 V, const in float roughness ) {\n\tconst float LUT_SIZE = 64.0;\n\tconst float LUT_SCALE = ( LUT_SIZE - 1.0 ) / LUT_SIZE;\n\tconst float LUT_BIAS = 0.5 / LUT_SIZE;\n\tfloat dotNV = saturate( dot( N, V ) );\n\tvec2 uv = vec2( roughness, sqrt( 1.0 - dotNV ) );\n\tuv = uv * LUT_SCALE + LUT_BIAS;\n\treturn uv;\n}\nfloat LTC_ClippedSphereFormFactor( const in vec3 f ) {\n\tfloat l = length( f );\n\treturn max( ( l * l + f.z ) / ( l + 1.0 ), 0.0 );\n}\nvec3 LTC_EdgeVectorFormFactor( const in vec3 v1, const in vec3 v2 ) {\n\tfloat x = dot( v1, v2 );\n\tfloat y = abs( x );\n\tfloat a = 0.8543985 + ( 0.4965155 + 0.0145206 * y ) * y;\n\tfloat b = 3.4175940 + ( 4.1616724 + y ) * y;\n\tfloat v = a / b;\n\tfloat theta_sintheta = ( x > 0.0 ) ? v : 0.5 * inversesqrt( max( 1.0 - x * x, 1e-7 ) ) - v;\n\treturn cross( v1, v2 ) * theta_sintheta;\n}\nvec3 LTC_Evaluate( const in vec3 N, const in vec3 V, const in vec3 P, const in mat3 mInv, const in vec3 rectCoords[ 4 ] ) {\n\tvec3 v1 = rectCoords[ 1 ] - rectCoords[ 0 ];\n\tvec3 v2 = rectCoords[ 3 ] - rectCoords[ 0 ];\n\tvec3 lightNormal = cross( v1, v2 );\n\tif( dot( lightNormal, P - rectCoords[ 0 ] ) < 0.0 ) return vec3( 0.0 );\n\tvec3 T1, T2;\n\tT1 = normalize( V - N * dot( V, N ) );\n\tT2 = - cross( N, T1 );\n\tmat3 mat = mInv * transpose( mat3( T1, T2, N ) );\n\tvec3 coords[ 4 ];\n\tcoords[ 0 ] = mat * ( rectCoords[ 0 ] - P );\n\tcoords[ 1 ] = mat * ( rectCoords[ 1 ] - P );\n\tcoords[ 2 ] = mat * ( rectCoords[ 2 ] - P );\n\tcoords[ 3 ] = mat * ( rectCoords[ 3 ] - P );\n\tcoords[ 0 ] = normalize( coords[ 0 ] );\n\tcoords[ 1 ] = normalize( coords[ 1 ] );\n\tcoords[ 2 ] = normalize( coords[ 2 ] );\n\tcoords[ 3 ] = normalize( coords[ 3 ] );\n\tvec3 vectorFormFactor = vec3( 0.0 );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 0 ], coords[ 1 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 1 ], coords[ 2 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 2 ], coords[ 3 ] );\n\tvectorFormFactor += LTC_EdgeVectorFormFactor( coords[ 3 ], coords[ 0 ] );\n\tfloat result = LTC_ClippedSphereFormFactor( vectorFormFactor );\n\treturn vec3( result );\n}\n#if defined( USE_SHEEN )\nfloat D_Charlie( float roughness, float dotNH ) {\n\tfloat alpha = pow2( roughness );\n\tfloat invAlpha = 1.0 / alpha;\n\tfloat cos2h = dotNH * dotNH;\n\tfloat sin2h = max( 1.0 - cos2h, 0.0078125 );\n\treturn ( 2.0 + invAlpha ) * pow( sin2h, invAlpha * 0.5 ) / ( 2.0 * PI );\n}\nfloat V_Neubelt( float dotNV, float dotNL ) {\n\treturn saturate( 1.0 / ( 4.0 * ( dotNL + dotNV - dotNL * dotNV ) ) );\n}\nvec3 BRDF_Sheen( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, vec3 sheenColor, const in float sheenRoughness ) {\n\tvec3 halfDir = normalize( lightDir + viewDir );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat dotNH = saturate( dot( normal, halfDir ) );\n\tfloat D = D_Charlie( sheenRoughness, dotNH );\n\tfloat V = V_Neubelt( dotNV, dotNL );\n\treturn sheenColor * ( D * V );\n}\n#endif\nfloat IBLSheenBRDF( const in vec3 normal, const in vec3 viewDir, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tfloat r2 = roughness * roughness;\n\tfloat rInv = 1.0 / ( roughness + 0.1 );\n\tfloat a = -1.9362 + 1.0678 * roughness + 0.4573 * r2 - 0.8469 * rInv;\n\tfloat b = -0.6014 + 0.5538 * roughness - 0.4670 * r2 - 0.1255 * rInv;\n\tfloat DG = exp( a * dotNV + b );\n\treturn saturate( DG );\n}\nvec3 EnvironmentBRDF( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness ) {\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\treturn specularColor * fab.x + specularF90 * fab.y;\n}\n#ifdef USE_IRIDESCENCE\nvoid computeMultiscatteringIridescence( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float iridescence, const in vec3 iridescenceF0, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#else\nvoid computeMultiscattering( const in vec3 normal, const in vec3 viewDir, const in vec3 specularColor, const in float specularF90, const in float roughness, inout vec3 singleScatter, inout vec3 multiScatter ) {\n#endif\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 fab = texture2D( dfgLUT, vec2( roughness, dotNV ) ).rg;\n\t#ifdef USE_IRIDESCENCE\n\t\tvec3 Fr = mix( specularColor, iridescenceF0, iridescence );\n\t#else\n\t\tvec3 Fr = specularColor;\n\t#endif\n\tvec3 FssEss = Fr * fab.x + specularF90 * fab.y;\n\tfloat Ess = fab.x + fab.y;\n\tfloat Ems = 1.0 - Ess;\n\tvec3 Favg = Fr + ( 1.0 - Fr ) * 0.047619;\tvec3 Fms = FssEss * Favg / ( 1.0 - Ems * Favg );\n\tsingleScatter += FssEss;\n\tmultiScatter += Fms * Ems;\n}\nvec3 BRDF_GGX_Multiscatter( const in vec3 lightDir, const in vec3 viewDir, const in vec3 normal, const in PhysicalMaterial material ) {\n\tvec3 singleScatter = BRDF_GGX( lightDir, viewDir, normal, material );\n\tfloat dotNL = saturate( dot( normal, lightDir ) );\n\tfloat dotNV = saturate( dot( normal, viewDir ) );\n\tvec2 dfgV = texture2D( dfgLUT, vec2( material.roughness, dotNV ) ).rg;\n\tvec2 dfgL = texture2D( dfgLUT, vec2( material.roughness, dotNL ) ).rg;\n\tvec3 FssEss_V = material.specularColorBlended * dfgV.x + material.specularF90 * dfgV.y;\n\tvec3 FssEss_L = material.specularColorBlended * dfgL.x + material.specularF90 * dfgL.y;\n\tfloat Ess_V = dfgV.x + dfgV.y;\n\tfloat Ess_L = dfgL.x + dfgL.y;\n\tfloat Ems_V = 1.0 - Ess_V;\n\tfloat Ems_L = 1.0 - Ess_L;\n\tvec3 Favg = material.specularColorBlended + ( 1.0 - material.specularColorBlended ) * 0.047619;\n\tvec3 Fms = FssEss_V * FssEss_L * Favg / ( 1.0 - Ems_V * Ems_L * Favg + EPSILON );\n\tfloat compensationFactor = Ems_V * Ems_L;\n\tvec3 multiScatter = Fms * compensationFactor;\n\treturn singleScatter + multiScatter;\n}\n#if NUM_RECT_AREA_LIGHTS > 0\n\tvoid RE_Direct_RectArea_Physical( const in RectAreaLight rectAreaLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\t\tvec3 normal = geometryNormal;\n\t\tvec3 viewDir = geometryViewDir;\n\t\tvec3 position = geometryPosition;\n\t\tvec3 lightPos = rectAreaLight.position;\n\t\tvec3 halfWidth = rectAreaLight.halfWidth;\n\t\tvec3 halfHeight = rectAreaLight.halfHeight;\n\t\tvec3 lightColor = rectAreaLight.color;\n\t\tfloat roughness = material.roughness;\n\t\tvec3 rectCoords[ 4 ];\n\t\trectCoords[ 0 ] = lightPos + halfWidth - halfHeight;\t\trectCoords[ 1 ] = lightPos - halfWidth - halfHeight;\n\t\trectCoords[ 2 ] = lightPos - halfWidth + halfHeight;\n\t\trectCoords[ 3 ] = lightPos + halfWidth + halfHeight;\n\t\tvec2 uv = LTC_Uv( normal, viewDir, roughness );\n\t\tvec4 t1 = texture2D( ltc_1, uv );\n\t\tvec4 t2 = texture2D( ltc_2, uv );\n\t\tmat3 mInv = mat3(\n\t\t\tvec3( t1.x, 0, t1.y ),\n\t\t\tvec3(    0, 1,    0 ),\n\t\t\tvec3( t1.z, 0, t1.w )\n\t\t);\n\t\tvec3 fresnel = ( material.specularColorBlended * t2.x + ( material.specularF90 - material.specularColorBlended ) * t2.y );\n\t\treflectedLight.directSpecular += lightColor * fresnel * LTC_Evaluate( normal, viewDir, position, mInv, rectCoords );\n\t\treflectedLight.directDiffuse += lightColor * material.diffuseContribution * LTC_Evaluate( normal, viewDir, position, mat3( 1.0 ), rectCoords );\n\t\t#ifdef USE_CLEARCOAT\n\t\t\tvec3 Ncc = geometryClearcoatNormal;\n\t\t\tvec2 uvClearcoat = LTC_Uv( Ncc, viewDir, material.clearcoatRoughness );\n\t\t\tvec4 t1Clearcoat = texture2D( ltc_1, uvClearcoat );\n\t\t\tvec4 t2Clearcoat = texture2D( ltc_2, uvClearcoat );\n\t\t\tmat3 mInvClearcoat = mat3(\n\t\t\t\tvec3( t1Clearcoat.x, 0, t1Clearcoat.y ),\n\t\t\t\tvec3(             0, 1,             0 ),\n\t\t\t\tvec3( t1Clearcoat.z, 0, t1Clearcoat.w )\n\t\t\t);\n\t\t\tvec3 fresnelClearcoat = material.clearcoatF0 * t2Clearcoat.x + ( material.clearcoatF90 - material.clearcoatF0 ) * t2Clearcoat.y;\n\t\t\tclearcoatSpecularDirect += lightColor * fresnelClearcoat * LTC_Evaluate( Ncc, viewDir, position, mInvClearcoat, rectCoords );\n\t\t#endif\n\t}\n#endif\nvoid RE_Direct_Physical( const in IncidentLight directLight, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tfloat dotNL = saturate( dot( geometryNormal, directLight.direction ) );\n\tvec3 irradiance = dotNL * directLight.color;\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNLcc = saturate( dot( geometryClearcoatNormal, directLight.direction ) );\n\t\tvec3 ccIrradiance = dotNLcc * directLight.color;\n\t\tclearcoatSpecularDirect += ccIrradiance * BRDF_GGX_Clearcoat( directLight.direction, geometryViewDir, geometryClearcoatNormal, material );\n\t#endif\n\t#ifdef USE_SHEEN\n \n \t\tsheenSpecularDirect += irradiance * BRDF_Sheen( directLight.direction, geometryViewDir, geometryNormal, material.sheenColor, material.sheenRoughness );\n \n \t\tfloat sheenAlbedoV = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n \t\tfloat sheenAlbedoL = IBLSheenBRDF( geometryNormal, directLight.direction, material.sheenRoughness );\n \n \t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * max( sheenAlbedoV, sheenAlbedoL );\n \n \t\tirradiance *= sheenEnergyComp;\n \n \t#endif\n\treflectedLight.directSpecular += irradiance * BRDF_GGX_Multiscatter( directLight.direction, geometryViewDir, geometryNormal, material );\n\treflectedLight.directDiffuse += irradiance * BRDF_Lambert( material.diffuseContribution );\n}\nvoid RE_IndirectDiffuse_Physical( const in vec3 irradiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight ) {\n\tvec3 diffuse = irradiance * BRDF_Lambert( material.diffuseContribution );\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tdiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectDiffuse += diffuse;\n}\nvoid RE_IndirectSpecular_Physical( const in vec3 radiance, const in vec3 irradiance, const in vec3 clearcoatRadiance, const in vec3 geometryPosition, const in vec3 geometryNormal, const in vec3 geometryViewDir, const in vec3 geometryClearcoatNormal, const in PhysicalMaterial material, inout ReflectedLight reflectedLight) {\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatSpecularIndirect += clearcoatRadiance * EnvironmentBRDF( geometryClearcoatNormal, geometryViewDir, material.clearcoatF0, material.clearcoatF90, material.clearcoatRoughness );\n\t#endif\n\t#ifdef USE_SHEEN\n\t\tsheenSpecularIndirect += irradiance * material.sheenColor * IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness ) * RECIPROCAL_PI;\n \t#endif\n\tvec3 singleScatteringDielectric = vec3( 0.0 );\n\tvec3 multiScatteringDielectric = vec3( 0.0 );\n\tvec3 singleScatteringMetallic = vec3( 0.0 );\n\tvec3 multiScatteringMetallic = vec3( 0.0 );\n\t#ifdef USE_IRIDESCENCE\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.iridescence, material.iridescenceFresnelDielectric, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscatteringIridescence( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.iridescence, material.iridescenceFresnelMetallic, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#else\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.specularColor, material.specularF90, material.roughness, singleScatteringDielectric, multiScatteringDielectric );\n\t\tcomputeMultiscattering( geometryNormal, geometryViewDir, material.diffuseColor, material.specularF90, material.roughness, singleScatteringMetallic, multiScatteringMetallic );\n\t#endif\n\tvec3 singleScattering = mix( singleScatteringDielectric, singleScatteringMetallic, material.metalness );\n\tvec3 multiScattering = mix( multiScatteringDielectric, multiScatteringMetallic, material.metalness );\n\tvec3 totalScatteringDielectric = singleScatteringDielectric + multiScatteringDielectric;\n\tvec3 diffuse = material.diffuseContribution * ( 1.0 - totalScatteringDielectric );\n\tvec3 cosineWeightedIrradiance = irradiance * RECIPROCAL_PI;\n\tvec3 indirectSpecular = radiance * singleScattering;\n\tindirectSpecular += multiScattering * cosineWeightedIrradiance;\n\tvec3 indirectDiffuse = diffuse * cosineWeightedIrradiance;\n\t#ifdef USE_SHEEN\n\t\tfloat sheenAlbedo = IBLSheenBRDF( geometryNormal, geometryViewDir, material.sheenRoughness );\n\t\tfloat sheenEnergyComp = 1.0 - max3( material.sheenColor ) * sheenAlbedo;\n\t\tindirectSpecular *= sheenEnergyComp;\n\t\tindirectDiffuse *= sheenEnergyComp;\n\t#endif\n\treflectedLight.indirectSpecular += indirectSpecular;\n\treflectedLight.indirectDiffuse += indirectDiffuse;\n}\n#define RE_Direct\t\t\t\tRE_Direct_Physical\n#define RE_Direct_RectArea\t\tRE_Direct_RectArea_Physical\n#define RE_IndirectDiffuse\t\tRE_IndirectDiffuse_Physical\n#define RE_IndirectSpecular\t\tRE_IndirectSpecular_Physical\nfloat computeSpecularOcclusion( const in float dotNV, const in float ambientOcclusion, const in float roughness ) {\n\treturn saturate( pow( dotNV + ambientOcclusion, exp2( - 16.0 * roughness - 1.0 ) ) - 1.0 + ambientOcclusion );\n}",lights_fragment_begin:"\nvec3 geometryPosition = - vViewPosition;\nvec3 geometryNormal = normal;\nvec3 geometryViewDir = ( isOrthographic ) ? vec3( 0, 0, 1 ) : normalize( vViewPosition );\nvec3 geometryClearcoatNormal = vec3( 0.0 );\n#ifdef USE_CLEARCOAT\n\tgeometryClearcoatNormal = clearcoatNormal;\n#endif\n#ifdef USE_IRIDESCENCE\n\tfloat dotNVi = saturate( dot( normal, geometryViewDir ) );\n\tif ( material.iridescenceThickness == 0.0 ) {\n\t\tmaterial.iridescence = 0.0;\n\t} else {\n\t\tmaterial.iridescence = saturate( material.iridescence );\n\t}\n\tif ( material.iridescence > 0.0 ) {\n\t\tmaterial.iridescenceFresnelDielectric = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.specularColor );\n\t\tmaterial.iridescenceFresnelMetallic = evalIridescence( 1.0, material.iridescenceIOR, dotNVi, material.iridescenceThickness, material.diffuseColor );\n\t\tmaterial.iridescenceFresnel = mix( material.iridescenceFresnelDielectric, material.iridescenceFresnelMetallic, material.metalness );\n\t\tmaterial.iridescenceF0 = Schlick_to_F0( material.iridescenceFresnel, 1.0, dotNVi );\n\t}\n#endif\nIncidentLight directLight;\n#if ( NUM_POINT_LIGHTS > 0 ) && defined( RE_Direct )\n\tPointLight pointLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_POINT_LIGHT_SHADOWS > 0\n\tPointLightShadow pointLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHTS; i ++ ) {\n\t\tpointLight = pointLights[ i ];\n\t\tgetPointLightInfo( pointLight, geometryPosition, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_POINT_LIGHT_SHADOWS ) && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\t\tpointLightShadow = pointLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getPointShadow( pointShadowMap[ i ], pointLightShadow.shadowMapSize, pointLightShadow.shadowIntensity, pointLightShadow.shadowBias, pointLightShadow.shadowRadius, vPointShadowCoord[ i ], pointLightShadow.shadowCameraNear, pointLightShadow.shadowCameraFar ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_SPOT_LIGHTS > 0 ) && defined( RE_Direct )\n\tSpotLight spotLight;\n\tvec4 spotColor;\n\tvec3 spotLightCoord;\n\tbool inSpotLightMap;\n\t#if defined( USE_SHADOWMAP ) && NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHTS; i ++ ) {\n\t\tspotLight = spotLights[ i ];\n\t\tgetSpotLightInfo( spotLight, geometryPosition, directLight );\n\t\t#if ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#define SPOT_LIGHT_MAP_INDEX UNROLLED_LOOP_INDEX\n\t\t#elif ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t#define SPOT_LIGHT_MAP_INDEX NUM_SPOT_LIGHT_MAPS\n\t\t#else\n\t\t#define SPOT_LIGHT_MAP_INDEX ( UNROLLED_LOOP_INDEX - NUM_SPOT_LIGHT_SHADOWS + NUM_SPOT_LIGHT_SHADOWS_WITH_MAPS )\n\t\t#endif\n\t\t#if ( SPOT_LIGHT_MAP_INDEX < NUM_SPOT_LIGHT_MAPS )\n\t\t\tspotLightCoord = vSpotLightCoord[ i ].xyz / vSpotLightCoord[ i ].w;\n\t\t\tinSpotLightMap = all( lessThan( abs( spotLightCoord * 2. - 1. ), vec3( 1.0 ) ) );\n\t\t\tspotColor = texture2D( spotLightMap[ SPOT_LIGHT_MAP_INDEX ], spotLightCoord.xy );\n\t\t\tdirectLight.color = inSpotLightMap ? directLight.color * spotColor.rgb : directLight.color;\n\t\t#endif\n\t\t#undef SPOT_LIGHT_MAP_INDEX\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\tspotLightShadow = spotLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( spotShadowMap[ i ], spotLightShadow.shadowMapSize, spotLightShadow.shadowIntensity, spotLightShadow.shadowBias, spotLightShadow.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_DIR_LIGHTS > 0 ) && defined( RE_Direct )\n\tDirectionalLight directionalLight;\n\t#if defined( USE_SHADOWMAP ) && NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLightShadow;\n\t#endif\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHTS; i ++ ) {\n\t\tdirectionalLight = directionalLights[ i ];\n\t\tgetDirectionalLightInfo( directionalLight, directLight );\n\t\t#if defined( USE_SHADOWMAP ) && ( UNROLLED_LOOP_INDEX < NUM_DIR_LIGHT_SHADOWS )\n\t\tdirectionalLightShadow = directionalLightShadows[ i ];\n\t\tdirectLight.color *= ( directLight.visible && receiveShadow ) ? getShadow( directionalShadowMap[ i ], directionalLightShadow.shadowMapSize, directionalLightShadow.shadowIntensity, directionalLightShadow.shadowBias, directionalLightShadow.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t\t#endif\n\t\tRE_Direct( directLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if ( NUM_RECT_AREA_LIGHTS > 0 ) && defined( RE_Direct_RectArea )\n\tRectAreaLight rectAreaLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_RECT_AREA_LIGHTS; i ++ ) {\n\t\trectAreaLight = rectAreaLights[ i ];\n\t\tRE_Direct_RectArea( rectAreaLight, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n\t}\n\t#pragma unroll_loop_end\n#endif\n#if defined( RE_IndirectDiffuse )\n\tvec3 iblIrradiance = vec3( 0.0 );\n\tvec3 irradiance = getAmbientLightIrradiance( ambientLightColor );\n\t#if defined( USE_LIGHT_PROBES )\n\t\tirradiance += getLightProbeIrradiance( lightProbe, geometryNormal );\n\t#endif\n\t#if ( NUM_HEMI_LIGHTS > 0 )\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_HEMI_LIGHTS; i ++ ) {\n\t\t\tirradiance += getHemisphereLightIrradiance( hemisphereLights[ i ], geometryNormal );\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if defined( RE_IndirectSpecular )\n\tvec3 radiance = vec3( 0.0 );\n\tvec3 clearcoatRadiance = vec3( 0.0 );\n#endif",lights_fragment_maps:"#if defined( RE_IndirectDiffuse )\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\tvec3 lightMapIrradiance = lightMapTexel.rgb * lightMapIntensity;\n\t\tirradiance += lightMapIrradiance;\n\t#endif\n\t#if defined( USE_ENVMAP ) && defined( ENVMAP_TYPE_CUBE_UV )\n\t\t#if defined( STANDARD ) || defined( LAMBERT ) || defined( PHONG )\n\t\t\tiblIrradiance += getIBLIrradiance( geometryNormal );\n\t\t#endif\n\t#endif\n#endif\n#if defined( USE_ENVMAP ) && defined( RE_IndirectSpecular )\n\t#ifdef USE_ANISOTROPY\n\t\tradiance += getIBLAnisotropyRadiance( geometryViewDir, geometryNormal, material.roughness, material.anisotropyB, material.anisotropy );\n\t#else\n\t\tradiance += getIBLRadiance( geometryViewDir, geometryNormal, material.roughness );\n\t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tclearcoatRadiance += getIBLRadiance( geometryViewDir, geometryClearcoatNormal, material.clearcoatRoughness );\n\t#endif\n#endif",lights_fragment_end:"#if defined( RE_IndirectDiffuse )\n\t#if defined( LAMBERT ) || defined( PHONG )\n\t\tirradiance += iblIrradiance;\n\t#endif\n\tRE_IndirectDiffuse( irradiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif\n#if defined( RE_IndirectSpecular )\n\tRE_IndirectSpecular( radiance, iblIrradiance, clearcoatRadiance, geometryPosition, geometryNormal, geometryViewDir, geometryClearcoatNormal, material, reflectedLight );\n#endif",logdepthbuf_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tgl_FragDepth = vIsPerspective == 0.0 ? gl_FragCoord.z : log2( vFragDepth ) * logDepthBufFC * 0.5;\n#endif",logdepthbuf_pars_fragment:"#if defined( USE_LOGARITHMIC_DEPTH_BUFFER )\n\tuniform float logDepthBufFC;\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_pars_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvarying float vFragDepth;\n\tvarying float vIsPerspective;\n#endif",logdepthbuf_vertex:"#ifdef USE_LOGARITHMIC_DEPTH_BUFFER\n\tvFragDepth = 1.0 + gl_Position.w;\n\tvIsPerspective = float( isPerspectiveMatrix( projectionMatrix ) );\n#endif",map_fragment:"#ifdef USE_MAP\n\tvec4 sampledDiffuseColor = texture2D( map, vMapUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\tsampledDiffuseColor = sRGBTransferEOTF( sampledDiffuseColor );\n\t#endif\n\tdiffuseColor *= sampledDiffuseColor;\n#endif",map_pars_fragment:"#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif",map_particle_fragment:"#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t#if defined( USE_POINTS_UV )\n\t\tvec2 uv = vUv;\n\t#else\n\t\tvec2 uv = ( uvTransform * vec3( gl_PointCoord.x, 1.0 - gl_PointCoord.y, 1 ) ).xy;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tdiffuseColor *= texture2D( map, uv );\n#endif\n#ifdef USE_ALPHAMAP\n\tdiffuseColor.a *= texture2D( alphaMap, uv ).g;\n#endif",map_particle_pars_fragment:"#if defined( USE_POINTS_UV )\n\tvarying vec2 vUv;\n#else\n\t#if defined( USE_MAP ) || defined( USE_ALPHAMAP )\n\t\tuniform mat3 uvTransform;\n\t#endif\n#endif\n#ifdef USE_MAP\n\tuniform sampler2D map;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform sampler2D alphaMap;\n#endif",metalnessmap_fragment:"float metalnessFactor = metalness;\n#ifdef USE_METALNESSMAP\n\tvec4 texelMetalness = texture2D( metalnessMap, vMetalnessMapUv );\n\tmetalnessFactor *= texelMetalness.b;\n#endif",metalnessmap_pars_fragment:"#ifdef USE_METALNESSMAP\n\tuniform sampler2D metalnessMap;\n#endif",morphinstance_vertex:"#ifdef USE_INSTANCING_MORPH\n\tfloat morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\tfloat morphTargetBaseInfluence = texelFetch( morphTexture, ivec2( 0, gl_InstanceID ), 0 ).r;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tmorphTargetInfluences[i] =  texelFetch( morphTexture, ivec2( i + 1, gl_InstanceID ), 0 ).r;\n\t}\n#endif",morphcolor_vertex:"#if defined( USE_MORPHCOLORS )\n\tvColor *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\t#if defined( USE_COLOR_ALPHA )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ) * morphTargetInfluences[ i ];\n\t\t#elif defined( USE_COLOR )\n\t\t\tif ( morphTargetInfluences[ i ] != 0.0 ) vColor += getMorph( gl_VertexID, i, 2 ).rgb * morphTargetInfluences[ i ];\n\t\t#endif\n\t}\n#endif",morphnormal_vertex:"#ifdef USE_MORPHNORMALS\n\tobjectNormal *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) objectNormal += getMorph( gl_VertexID, i, 1 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",morphtarget_pars_vertex:"#ifdef USE_MORPHTARGETS\n\t#ifndef USE_INSTANCING_MORPH\n\t\tuniform float morphTargetBaseInfluence;\n\t\tuniform float morphTargetInfluences[ MORPHTARGETS_COUNT ];\n\t#endif\n\tuniform sampler2DArray morphTargetsTexture;\n\tuniform ivec2 morphTargetsTextureSize;\n\tvec4 getMorph( const in int vertexIndex, const in int morphTargetIndex, const in int offset ) {\n\t\tint texelIndex = vertexIndex * MORPHTARGETS_TEXTURE_STRIDE + offset;\n\t\tint y = texelIndex / morphTargetsTextureSize.x;\n\t\tint x = texelIndex - y * morphTargetsTextureSize.x;\n\t\tivec3 morphUV = ivec3( x, y, morphTargetIndex );\n\t\treturn texelFetch( morphTargetsTexture, morphUV, 0 );\n\t}\n#endif",morphtarget_vertex:"#ifdef USE_MORPHTARGETS\n\ttransformed *= morphTargetBaseInfluence;\n\tfor ( int i = 0; i < MORPHTARGETS_COUNT; i ++ ) {\n\t\tif ( morphTargetInfluences[ i ] != 0.0 ) transformed += getMorph( gl_VertexID, i, 0 ).xyz * morphTargetInfluences[ i ];\n\t}\n#endif",normal_fragment_begin:"float faceDirection = gl_FrontFacing ? 1.0 : - 1.0;\n#ifdef FLAT_SHADED\n\tvec3 fdx = dFdx( vViewPosition );\n\tvec3 fdy = dFdy( vViewPosition );\n\tvec3 normal = normalize( cross( fdx, fdy ) );\n#else\n\tvec3 normal = normalize( vNormal );\n\t#ifdef DOUBLE_SIDED\n\t\tnormal *= faceDirection;\n\t#endif\n#endif\n#if defined( USE_NORMALMAP_TANGENTSPACE ) || defined( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY )\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn = getTangentFrame( - vViewPosition, normal,\n\t\t#if defined( USE_NORMALMAP )\n\t\t\tvNormalMapUv\n\t\t#elif defined( USE_CLEARCOAT_NORMALMAP )\n\t\t\tvClearcoatNormalMapUv\n\t\t#else\n\t\t\tvUv\n\t\t#endif\n\t\t);\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn[0] *= faceDirection;\n\t\ttbn[1] *= faceDirection;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\t#ifdef USE_TANGENT\n\t\tmat3 tbn2 = mat3( normalize( vTangent ), normalize( vBitangent ), normal );\n\t#else\n\t\tmat3 tbn2 = getTangentFrame( - vViewPosition, normal, vClearcoatNormalMapUv );\n\t#endif\n\t#if defined( DOUBLE_SIDED ) && ! defined( FLAT_SHADED )\n\t\ttbn2[0] *= faceDirection;\n\t\ttbn2[1] *= faceDirection;\n\t#endif\n#endif\nvec3 nonPerturbedNormal = normal;",normal_fragment_maps:"#ifdef USE_NORMALMAP_OBJECTSPACE\n\tnormal = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\t#ifdef FLIP_SIDED\n\t\tnormal = - normal;\n\t#endif\n\t#ifdef DOUBLE_SIDED\n\t\tnormal = normal * faceDirection;\n\t#endif\n\tnormal = normalize( normalMatrix * normal );\n#elif defined( USE_NORMALMAP_TANGENTSPACE )\n\tvec3 mapN = texture2D( normalMap, vNormalMapUv ).xyz * 2.0 - 1.0;\n\tmapN.xy *= normalScale;\n\tnormal = normalize( tbn * mapN );\n#elif defined( USE_BUMPMAP )\n\tnormal = perturbNormalArb( - vViewPosition, normal, dHdxy_fwd(), faceDirection );\n#endif",normal_pars_fragment:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_pars_vertex:"#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n\t#ifdef USE_TANGENT\n\t\tvarying vec3 vTangent;\n\t\tvarying vec3 vBitangent;\n\t#endif\n#endif",normal_vertex:"#ifndef FLAT_SHADED\n\tvNormal = normalize( transformedNormal );\n\t#ifdef USE_TANGENT\n\t\tvTangent = normalize( transformedTangent );\n\t\tvBitangent = normalize( cross( vNormal, vTangent ) * tangent.w );\n\t#endif\n#endif",normalmap_pars_fragment:"#ifdef USE_NORMALMAP\n\tuniform sampler2D normalMap;\n\tuniform vec2 normalScale;\n#endif\n#ifdef USE_NORMALMAP_OBJECTSPACE\n\tuniform mat3 normalMatrix;\n#endif\n#if ! defined ( USE_TANGENT ) && ( defined ( USE_NORMALMAP_TANGENTSPACE ) || defined ( USE_CLEARCOAT_NORMALMAP ) || defined( USE_ANISOTROPY ) )\n\tmat3 getTangentFrame( vec3 eye_pos, vec3 surf_norm, vec2 uv ) {\n\t\tvec3 q0 = dFdx( eye_pos.xyz );\n\t\tvec3 q1 = dFdy( eye_pos.xyz );\n\t\tvec2 st0 = dFdx( uv.st );\n\t\tvec2 st1 = dFdy( uv.st );\n\t\tvec3 N = surf_norm;\n\t\tvec3 q1perp = cross( q1, N );\n\t\tvec3 q0perp = cross( N, q0 );\n\t\tvec3 T = q1perp * st0.x + q0perp * st1.x;\n\t\tvec3 B = q1perp * st0.y + q0perp * st1.y;\n\t\tfloat det = max( dot( T, T ), dot( B, B ) );\n\t\tfloat scale = ( det == 0.0 ) ? 0.0 : inversesqrt( det );\n\t\treturn mat3( T * scale, B * scale, N );\n\t}\n#endif",clearcoat_normal_fragment_begin:"#ifdef USE_CLEARCOAT\n\tvec3 clearcoatNormal = nonPerturbedNormal;\n#endif",clearcoat_normal_fragment_maps:"#ifdef USE_CLEARCOAT_NORMALMAP\n\tvec3 clearcoatMapN = texture2D( clearcoatNormalMap, vClearcoatNormalMapUv ).xyz * 2.0 - 1.0;\n\tclearcoatMapN.xy *= clearcoatNormalScale;\n\tclearcoatNormal = normalize( tbn2 * clearcoatMapN );\n#endif",clearcoat_pars_fragment:"#ifdef USE_CLEARCOATMAP\n\tuniform sampler2D clearcoatMap;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform sampler2D clearcoatNormalMap;\n\tuniform vec2 clearcoatNormalScale;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform sampler2D clearcoatRoughnessMap;\n#endif",iridescence_pars_fragment:"#ifdef USE_IRIDESCENCEMAP\n\tuniform sampler2D iridescenceMap;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform sampler2D iridescenceThicknessMap;\n#endif",opaque_fragment:"#ifdef OPAQUE\ndiffuseColor.a = 1.0;\n#endif\n#ifdef USE_TRANSMISSION\ndiffuseColor.a *= material.transmissionAlpha;\n#endif\ngl_FragColor = vec4( outgoingLight, diffuseColor.a );",packing:"vec3 packNormalToRGB( const in vec3 normal ) {\n\treturn normalize( normal ) * 0.5 + 0.5;\n}\nvec3 unpackRGBToNormal( const in vec3 rgb ) {\n\treturn 2.0 * rgb.xyz - 1.0;\n}\nconst float PackUpscale = 256. / 255.;const float UnpackDownscale = 255. / 256.;const float ShiftRight8 = 1. / 256.;\nconst float Inv255 = 1. / 255.;\nconst vec4 PackFactors = vec4( 1.0, 256.0, 256.0 * 256.0, 256.0 * 256.0 * 256.0 );\nconst vec2 UnpackFactors2 = vec2( UnpackDownscale, 1.0 / PackFactors.g );\nconst vec3 UnpackFactors3 = vec3( UnpackDownscale / PackFactors.rg, 1.0 / PackFactors.b );\nconst vec4 UnpackFactors4 = vec4( UnpackDownscale / PackFactors.rgb, 1.0 / PackFactors.a );\nvec4 packDepthToRGBA( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec4( 0., 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec4( 1., 1., 1., 1. );\n\tfloat vuf;\n\tfloat af = modf( v * PackFactors.a, vuf );\n\tfloat bf = modf( vuf * ShiftRight8, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec4( vuf * Inv255, gf * PackUpscale, bf * PackUpscale, af );\n}\nvec3 packDepthToRGB( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec3( 0., 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec3( 1., 1., 1. );\n\tfloat vuf;\n\tfloat bf = modf( v * PackFactors.b, vuf );\n\tfloat gf = modf( vuf * ShiftRight8, vuf );\n\treturn vec3( vuf * Inv255, gf * PackUpscale, bf );\n}\nvec2 packDepthToRG( const in float v ) {\n\tif( v <= 0.0 )\n\t\treturn vec2( 0., 0. );\n\tif( v >= 1.0 )\n\t\treturn vec2( 1., 1. );\n\tfloat vuf;\n\tfloat gf = modf( v * 256., vuf );\n\treturn vec2( vuf * Inv255, gf );\n}\nfloat unpackRGBAToDepth( const in vec4 v ) {\n\treturn dot( v, UnpackFactors4 );\n}\nfloat unpackRGBToDepth( const in vec3 v ) {\n\treturn dot( v, UnpackFactors3 );\n}\nfloat unpackRGToDepth( const in vec2 v ) {\n\treturn v.r * UnpackFactors2.r + v.g * UnpackFactors2.g;\n}\nvec4 pack2HalfToRGBA( const in vec2 v ) {\n\tvec4 r = vec4( v.x, fract( v.x * 255.0 ), v.y, fract( v.y * 255.0 ) );\n\treturn vec4( r.x - r.y / 255.0, r.y, r.z - r.w / 255.0, r.w );\n}\nvec2 unpackRGBATo2Half( const in vec4 v ) {\n\treturn vec2( v.x + ( v.y / 255.0 ), v.z + ( v.w / 255.0 ) );\n}\nfloat viewZToOrthographicDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( viewZ + near ) / ( near - far );\n}\nfloat orthographicDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\n\t\treturn depth * ( far - near ) - far;\n\t#else\n\t\treturn depth * ( near - far ) - near;\n\t#endif\n}\nfloat viewZToPerspectiveDepth( const in float viewZ, const in float near, const in float far ) {\n\treturn ( ( near + viewZ ) * far ) / ( ( far - near ) * viewZ );\n}\nfloat perspectiveDepthToViewZ( const in float depth, const in float near, const in float far ) {\n\t\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\treturn ( near * far ) / ( ( near - far ) * depth - near );\n\t#else\n\t\treturn ( near * far ) / ( ( far - near ) * depth - far );\n\t#endif\n}",premultiplied_alpha_fragment:"#ifdef PREMULTIPLIED_ALPHA\n\tgl_FragColor.rgb *= gl_FragColor.a;\n#endif",project_vertex:"vec4 mvPosition = vec4( transformed, 1.0 );\n#ifdef USE_BATCHING\n\tmvPosition = batchingMatrix * mvPosition;\n#endif\n#ifdef USE_INSTANCING\n\tmvPosition = instanceMatrix * mvPosition;\n#endif\nmvPosition = modelViewMatrix * mvPosition;\ngl_Position = projectionMatrix * mvPosition;",dithering_fragment:"#ifdef DITHERING\n\tgl_FragColor.rgb = dithering( gl_FragColor.rgb );\n#endif",dithering_pars_fragment:"#ifdef DITHERING\n\tvec3 dithering( vec3 color ) {\n\t\tfloat grid_position = rand( gl_FragCoord.xy );\n\t\tvec3 dither_shift_RGB = vec3( 0.25 / 255.0, -0.25 / 255.0, 0.25 / 255.0 );\n\t\tdither_shift_RGB = mix( 2.0 * dither_shift_RGB, -2.0 * dither_shift_RGB, grid_position );\n\t\treturn color + dither_shift_RGB;\n\t}\n#endif",roughnessmap_fragment:"float roughnessFactor = roughness;\n#ifdef USE_ROUGHNESSMAP\n\tvec4 texelRoughness = texture2D( roughnessMap, vRoughnessMapUv );\n\troughnessFactor *= texelRoughness.g;\n#endif",roughnessmap_pars_fragment:"#ifdef USE_ROUGHNESSMAP\n\tuniform sampler2D roughnessMap;\n#endif",shadowmap_pars_fragment:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#if NUM_SPOT_LIGHT_MAPS > 0\n\tuniform sampler2D spotLightMap[ NUM_SPOT_LIGHT_MAPS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D directionalShadowMap[ NUM_DIR_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform sampler2DShadow spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#else\n\t\t\tuniform sampler2D spotShadowMap[ NUM_SPOT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\t\tuniform samplerCubeShadow pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\t\t\tuniform samplerCube pointShadowMap[ NUM_POINT_LIGHT_SHADOWS ];\n\t\t#endif\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat interleavedGradientNoise( vec2 position ) {\n\t\t\treturn fract( 52.9829189 * fract( dot( position, vec2( 0.06711056, 0.00583715 ) ) ) );\n\t\t}\n\t\tvec2 vogelDiskSample( int sampleIndex, int samplesCount, float phi ) {\n\t\t\tconst float goldenAngle = 2.399963229728653;\n\t\t\tfloat r = sqrt( ( float( sampleIndex ) + 0.5 ) / float( samplesCount ) );\n\t\t\tfloat theta = float( sampleIndex ) * goldenAngle + phi;\n\t\t\treturn vec2( cos( theta ), sin( theta ) ) * r;\n\t\t}\n\t#endif\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\t\tfloat getShadow( sampler2DShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\tshadowCoord.z += shadowBias;\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 texelSize = vec2( 1.0 ) / shadowMapSize;\n\t\t\t\tfloat radius = shadowRadius * texelSize.x;\n\t\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;\n\t\t\t\tshadow = (\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 0, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 1, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 2, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 3, 5, phi ) * radius, shadowCoord.z ) ) +\n\t\t\t\t\ttexture( shadowMap, vec3( shadowCoord.xy + vogelDiskSample( 4, 5, phi ) * radius, shadowCoord.z ) )\n\t\t\t\t) * 0.2;\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#elif defined( SHADOWMAP_TYPE_VSM )\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadowCoord.z -= shadowBias;\n\t\t\t#else\n\t\t\t\tshadowCoord.z += shadowBias;\n\t\t\t#endif\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tvec2 distribution = texture2D( shadowMap, shadowCoord.xy ).rg;\n\t\t\t\tfloat mean = distribution.x;\n\t\t\t\tfloat variance = distribution.y * distribution.y;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tfloat hard_shadow = step( mean, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tfloat hard_shadow = step( shadowCoord.z, mean );\n\t\t\t\t#endif\n\t\t\t\t\n\t\t\t\tif ( hard_shadow == 1.0 ) {\n\t\t\t\t\tshadow = 1.0;\n\t\t\t\t} else {\n\t\t\t\t\tvariance = max( variance, 0.0000001 );\n\t\t\t\t\tfloat d = shadowCoord.z - mean;\n\t\t\t\t\tfloat p_max = variance / ( variance + d * d );\n\t\t\t\t\tp_max = clamp( ( p_max - 0.3 ) / 0.65, 0.0, 1.0 );\n\t\t\t\t\tshadow = max( hard_shadow, p_max );\n\t\t\t\t}\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#else\n\t\tfloat getShadow( sampler2D shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord ) {\n\t\t\tfloat shadow = 1.0;\n\t\t\tshadowCoord.xyz /= shadowCoord.w;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tshadowCoord.z -= shadowBias;\n\t\t\t#else\n\t\t\t\tshadowCoord.z += shadowBias;\n\t\t\t#endif\n\t\t\tbool inFrustum = shadowCoord.x >= 0.0 && shadowCoord.x <= 1.0 && shadowCoord.y >= 0.0 && shadowCoord.y <= 1.0;\n\t\t\tbool frustumTest = inFrustum && shadowCoord.z <= 1.0;\n\t\t\tif ( frustumTest ) {\n\t\t\t\tfloat depth = texture2D( shadowMap, shadowCoord.xy ).r;\n\t\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\t\tshadow = step( depth, shadowCoord.z );\n\t\t\t\t#else\n\t\t\t\t\tshadow = step( shadowCoord.z, depth );\n\t\t\t\t#endif\n\t\t\t}\n\t\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t\t}\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t#if defined( SHADOWMAP_TYPE_PCF )\n\tfloat getPointShadow( samplerCubeShadow shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 bd3D = normalize( lightToPosition );\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tfloat dp = ( shadowCameraNear * ( shadowCameraFar - viewSpaceZ ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\t\tdp -= shadowBias;\n\t\t\t#else\n\t\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\t\tdp += shadowBias;\n\t\t\t#endif\n\t\t\tfloat texelSize = shadowRadius / shadowMapSize.x;\n\t\t\tvec3 absDir = abs( bd3D );\n\t\t\tvec3 tangent = absDir.x > absDir.z ? vec3( 0.0, 1.0, 0.0 ) : vec3( 1.0, 0.0, 0.0 );\n\t\t\ttangent = normalize( cross( bd3D, tangent ) );\n\t\t\tvec3 bitangent = cross( bd3D, tangent );\n\t\t\tfloat phi = interleavedGradientNoise( gl_FragCoord.xy ) * PI2;\n\t\t\tvec2 sample0 = vogelDiskSample( 0, 5, phi );\n\t\t\tvec2 sample1 = vogelDiskSample( 1, 5, phi );\n\t\t\tvec2 sample2 = vogelDiskSample( 2, 5, phi );\n\t\t\tvec2 sample3 = vogelDiskSample( 3, 5, phi );\n\t\t\tvec2 sample4 = vogelDiskSample( 4, 5, phi );\n\t\t\tshadow = (\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample0.x + bitangent * sample0.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample1.x + bitangent * sample1.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample2.x + bitangent * sample2.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample3.x + bitangent * sample3.y ) * texelSize, dp ) ) +\n\t\t\t\ttexture( shadowMap, vec4( bd3D + ( tangent * sample4.x + bitangent * sample4.y ) * texelSize, dp ) )\n\t\t\t) * 0.2;\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#elif defined( SHADOWMAP_TYPE_BASIC )\n\tfloat getPointShadow( samplerCube shadowMap, vec2 shadowMapSize, float shadowIntensity, float shadowBias, float shadowRadius, vec4 shadowCoord, float shadowCameraNear, float shadowCameraFar ) {\n\t\tfloat shadow = 1.0;\n\t\tvec3 lightToPosition = shadowCoord.xyz;\n\t\tvec3 absVec = abs( lightToPosition );\n\t\tfloat viewSpaceZ = max( max( absVec.x, absVec.y ), absVec.z );\n\t\tif ( viewSpaceZ - shadowCameraFar <= 0.0 && viewSpaceZ - shadowCameraNear >= 0.0 ) {\n\t\t\tfloat dp = ( shadowCameraFar * ( viewSpaceZ - shadowCameraNear ) ) / ( viewSpaceZ * ( shadowCameraFar - shadowCameraNear ) );\n\t\t\tdp += shadowBias;\n\t\t\tvec3 bd3D = normalize( lightToPosition );\n\t\t\tfloat depth = textureCube( shadowMap, bd3D ).r;\n\t\t\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\t\t\tdepth = 1.0 - depth;\n\t\t\t#endif\n\t\t\tshadow = step( dp, depth );\n\t\t}\n\t\treturn mix( 1.0, shadow, shadowIntensity );\n\t}\n\t#endif\n\t#endif\n#endif",shadowmap_pars_vertex:"#if NUM_SPOT_LIGHT_COORDS > 0\n\tuniform mat4 spotLightMatrix[ NUM_SPOT_LIGHT_COORDS ];\n\tvarying vec4 vSpotLightCoord[ NUM_SPOT_LIGHT_COORDS ];\n#endif\n#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\tuniform mat4 directionalShadowMatrix[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tvarying vec4 vDirectionalShadowCoord[ NUM_DIR_LIGHT_SHADOWS ];\n\t\tstruct DirectionalLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform DirectionalLightShadow directionalLightShadows[ NUM_DIR_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\t\tstruct SpotLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t};\n\t\tuniform SpotLightShadow spotLightShadows[ NUM_SPOT_LIGHT_SHADOWS ];\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\tuniform mat4 pointShadowMatrix[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tvarying vec4 vPointShadowCoord[ NUM_POINT_LIGHT_SHADOWS ];\n\t\tstruct PointLightShadow {\n\t\t\tfloat shadowIntensity;\n\t\t\tfloat shadowBias;\n\t\t\tfloat shadowNormalBias;\n\t\t\tfloat shadowRadius;\n\t\t\tvec2 shadowMapSize;\n\t\t\tfloat shadowCameraNear;\n\t\t\tfloat shadowCameraFar;\n\t\t};\n\t\tuniform PointLightShadow pointLightShadows[ NUM_POINT_LIGHT_SHADOWS ];\n\t#endif\n#endif",shadowmap_vertex:"#if ( defined( USE_SHADOWMAP ) && ( NUM_DIR_LIGHT_SHADOWS > 0 || NUM_POINT_LIGHT_SHADOWS > 0 ) ) || ( NUM_SPOT_LIGHT_COORDS > 0 )\n\tvec3 shadowWorldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\tvec4 shadowWorldPosition;\n#endif\n#if defined( USE_SHADOWMAP )\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * directionalLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvDirectionalShadowCoord[ i ] = directionalShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0\n\t\t#pragma unroll_loop_start\n\t\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\t\tshadowWorldPosition = worldPosition + vec4( shadowWorldNormal * pointLightShadows[ i ].shadowNormalBias, 0 );\n\t\t\tvPointShadowCoord[ i ] = pointShadowMatrix[ i ] * shadowWorldPosition;\n\t\t}\n\t\t#pragma unroll_loop_end\n\t#endif\n#endif\n#if NUM_SPOT_LIGHT_COORDS > 0\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_COORDS; i ++ ) {\n\t\tshadowWorldPosition = worldPosition;\n\t\t#if ( defined( USE_SHADOWMAP ) && UNROLLED_LOOP_INDEX < NUM_SPOT_LIGHT_SHADOWS )\n\t\t\tshadowWorldPosition.xyz += shadowWorldNormal * spotLightShadows[ i ].shadowNormalBias;\n\t\t#endif\n\t\tvSpotLightCoord[ i ] = spotLightMatrix[ i ] * shadowWorldPosition;\n\t}\n\t#pragma unroll_loop_end\n#endif",shadowmask_pars_fragment:"float getShadowMask() {\n\tfloat shadow = 1.0;\n\t#ifdef USE_SHADOWMAP\n\t#if NUM_DIR_LIGHT_SHADOWS > 0\n\tDirectionalLightShadow directionalLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_DIR_LIGHT_SHADOWS; i ++ ) {\n\t\tdirectionalLight = directionalLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( directionalShadowMap[ i ], directionalLight.shadowMapSize, directionalLight.shadowIntensity, directionalLight.shadowBias, directionalLight.shadowRadius, vDirectionalShadowCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_SPOT_LIGHT_SHADOWS > 0\n\tSpotLightShadow spotLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_SPOT_LIGHT_SHADOWS; i ++ ) {\n\t\tspotLight = spotLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getShadow( spotShadowMap[ i ], spotLight.shadowMapSize, spotLight.shadowIntensity, spotLight.shadowBias, spotLight.shadowRadius, vSpotLightCoord[ i ] ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#if NUM_POINT_LIGHT_SHADOWS > 0 && ( defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_BASIC ) )\n\tPointLightShadow pointLight;\n\t#pragma unroll_loop_start\n\tfor ( int i = 0; i < NUM_POINT_LIGHT_SHADOWS; i ++ ) {\n\t\tpointLight = pointLightShadows[ i ];\n\t\tshadow *= receiveShadow ? getPointShadow( pointShadowMap[ i ], pointLight.shadowMapSize, pointLight.shadowIntensity, pointLight.shadowBias, pointLight.shadowRadius, vPointShadowCoord[ i ], pointLight.shadowCameraNear, pointLight.shadowCameraFar ) : 1.0;\n\t}\n\t#pragma unroll_loop_end\n\t#endif\n\t#endif\n\treturn shadow;\n}",skinbase_vertex:"#ifdef USE_SKINNING\n\tmat4 boneMatX = getBoneMatrix( skinIndex.x );\n\tmat4 boneMatY = getBoneMatrix( skinIndex.y );\n\tmat4 boneMatZ = getBoneMatrix( skinIndex.z );\n\tmat4 boneMatW = getBoneMatrix( skinIndex.w );\n#endif",skinning_pars_vertex:"#ifdef USE_SKINNING\n\tuniform mat4 bindMatrix;\n\tuniform mat4 bindMatrixInverse;\n\tuniform highp sampler2D boneTexture;\n\tmat4 getBoneMatrix( const in float i ) {\n\t\tint size = textureSize( boneTexture, 0 ).x;\n\t\tint j = int( i ) * 4;\n\t\tint x = j % size;\n\t\tint y = j / size;\n\t\tvec4 v1 = texelFetch( boneTexture, ivec2( x, y ), 0 );\n\t\tvec4 v2 = texelFetch( boneTexture, ivec2( x + 1, y ), 0 );\n\t\tvec4 v3 = texelFetch( boneTexture, ivec2( x + 2, y ), 0 );\n\t\tvec4 v4 = texelFetch( boneTexture, ivec2( x + 3, y ), 0 );\n\t\treturn mat4( v1, v2, v3, v4 );\n\t}\n#endif",skinning_vertex:"#ifdef USE_SKINNING\n\tvec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\tvec4 skinned = vec4( 0.0 );\n\tskinned += boneMatX * skinVertex * skinWeight.x;\n\tskinned += boneMatY * skinVertex * skinWeight.y;\n\tskinned += boneMatZ * skinVertex * skinWeight.z;\n\tskinned += boneMatW * skinVertex * skinWeight.w;\n\ttransformed = ( bindMatrixInverse * skinned ).xyz;\n#endif",skinnormal_vertex:"#ifdef USE_SKINNING\n\tmat4 skinMatrix = mat4( 0.0 );\n\tskinMatrix += skinWeight.x * boneMatX;\n\tskinMatrix += skinWeight.y * boneMatY;\n\tskinMatrix += skinWeight.z * boneMatZ;\n\tskinMatrix += skinWeight.w * boneMatW;\n\tskinMatrix = bindMatrixInverse * skinMatrix * bindMatrix;\n\tobjectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\t#ifdef USE_TANGENT\n\t\tobjectTangent = vec4( skinMatrix * vec4( objectTangent, 0.0 ) ).xyz;\n\t#endif\n#endif",specularmap_fragment:"float specularStrength;\n#ifdef USE_SPECULARMAP\n\tvec4 texelSpecular = texture2D( specularMap, vSpecularMapUv );\n\tspecularStrength = texelSpecular.r;\n#else\n\tspecularStrength = 1.0;\n#endif",specularmap_pars_fragment:"#ifdef USE_SPECULARMAP\n\tuniform sampler2D specularMap;\n#endif",tonemapping_fragment:"#if defined( TONE_MAPPING )\n\tgl_FragColor.rgb = toneMapping( gl_FragColor.rgb );\n#endif",tonemapping_pars_fragment:"#ifndef saturate\n#define saturate( a ) clamp( a, 0.0, 1.0 )\n#endif\nuniform float toneMappingExposure;\nvec3 LinearToneMapping( vec3 color ) {\n\treturn saturate( toneMappingExposure * color );\n}\nvec3 ReinhardToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\treturn saturate( color / ( vec3( 1.0 ) + color ) );\n}\nvec3 CineonToneMapping( vec3 color ) {\n\tcolor *= toneMappingExposure;\n\tcolor = max( vec3( 0.0 ), color - 0.004 );\n\treturn pow( ( color * ( 6.2 * color + 0.5 ) ) / ( color * ( 6.2 * color + 1.7 ) + 0.06 ), vec3( 2.2 ) );\n}\nvec3 RRTAndODTFit( vec3 v ) {\n\tvec3 a = v * ( v + 0.0245786 ) - 0.000090537;\n\tvec3 b = v * ( 0.983729 * v + 0.4329510 ) + 0.238081;\n\treturn a / b;\n}\nvec3 ACESFilmicToneMapping( vec3 color ) {\n\tconst mat3 ACESInputMat = mat3(\n\t\tvec3( 0.59719, 0.07600, 0.02840 ),\t\tvec3( 0.35458, 0.90834, 0.13383 ),\n\t\tvec3( 0.04823, 0.01566, 0.83777 )\n\t);\n\tconst mat3 ACESOutputMat = mat3(\n\t\tvec3(  1.60475, -0.10208, -0.00327 ),\t\tvec3( -0.53108,  1.10813, -0.07276 ),\n\t\tvec3( -0.07367, -0.00605,  1.07602 )\n\t);\n\tcolor *= toneMappingExposure / 0.6;\n\tcolor = ACESInputMat * color;\n\tcolor = RRTAndODTFit( color );\n\tcolor = ACESOutputMat * color;\n\treturn saturate( color );\n}\nconst mat3 LINEAR_REC2020_TO_LINEAR_SRGB = mat3(\n\tvec3( 1.6605, - 0.1246, - 0.0182 ),\n\tvec3( - 0.5876, 1.1329, - 0.1006 ),\n\tvec3( - 0.0728, - 0.0083, 1.1187 )\n);\nconst mat3 LINEAR_SRGB_TO_LINEAR_REC2020 = mat3(\n\tvec3( 0.6274, 0.0691, 0.0164 ),\n\tvec3( 0.3293, 0.9195, 0.0880 ),\n\tvec3( 0.0433, 0.0113, 0.8956 )\n);\nvec3 agxDefaultContrastApprox( vec3 x ) {\n\tvec3 x2 = x * x;\n\tvec3 x4 = x2 * x2;\n\treturn + 15.5 * x4 * x2\n\t\t- 40.14 * x4 * x\n\t\t+ 31.96 * x4\n\t\t- 6.868 * x2 * x\n\t\t+ 0.4298 * x2\n\t\t+ 0.1191 * x\n\t\t- 0.00232;\n}\nvec3 AgXToneMapping( vec3 color ) {\n\tconst mat3 AgXInsetMatrix = mat3(\n\t\tvec3( 0.856627153315983, 0.137318972929847, 0.11189821299995 ),\n\t\tvec3( 0.0951212405381588, 0.761241990602591, 0.0767994186031903 ),\n\t\tvec3( 0.0482516061458583, 0.101439036467562, 0.811302368396859 )\n\t);\n\tconst mat3 AgXOutsetMatrix = mat3(\n\t\tvec3( 1.1271005818144368, - 0.1413297634984383, - 0.14132976349843826 ),\n\t\tvec3( - 0.11060664309660323, 1.157823702216272, - 0.11060664309660294 ),\n\t\tvec3( - 0.016493938717834573, - 0.016493938717834257, 1.2519364065950405 )\n\t);\n\tconst float AgxMinEv = - 12.47393;\tconst float AgxMaxEv = 4.026069;\n\tcolor *= toneMappingExposure;\n\tcolor = LINEAR_SRGB_TO_LINEAR_REC2020 * color;\n\tcolor = AgXInsetMatrix * color;\n\tcolor = max( color, 1e-10 );\tcolor = log2( color );\n\tcolor = ( color - AgxMinEv ) / ( AgxMaxEv - AgxMinEv );\n\tcolor = clamp( color, 0.0, 1.0 );\n\tcolor = agxDefaultContrastApprox( color );\n\tcolor = AgXOutsetMatrix * color;\n\tcolor = pow( max( vec3( 0.0 ), color ), vec3( 2.2 ) );\n\tcolor = LINEAR_REC2020_TO_LINEAR_SRGB * color;\n\tcolor = clamp( color, 0.0, 1.0 );\n\treturn color;\n}\nvec3 NeutralToneMapping( vec3 color ) {\n\tconst float StartCompression = 0.8 - 0.04;\n\tconst float Desaturation = 0.15;\n\tcolor *= toneMappingExposure;\n\tfloat x = min( color.r, min( color.g, color.b ) );\n\tfloat offset = x < 0.08 ? x - 6.25 * x * x : 0.04;\n\tcolor -= offset;\n\tfloat peak = max( color.r, max( color.g, color.b ) );\n\tif ( peak < StartCompression ) return color;\n\tfloat d = 1. - StartCompression;\n\tfloat newPeak = 1. - d * d / ( peak + d - StartCompression );\n\tcolor *= newPeak / peak;\n\tfloat g = 1. - 1. / ( Desaturation * ( peak - newPeak ) + 1. );\n\treturn mix( color, vec3( newPeak ), g );\n}\nvec3 CustomToneMapping( vec3 color ) { return color; }",transmission_fragment:"#ifdef USE_TRANSMISSION\n\tmaterial.transmission = transmission;\n\tmaterial.transmissionAlpha = 1.0;\n\tmaterial.thickness = thickness;\n\tmaterial.attenuationDistance = attenuationDistance;\n\tmaterial.attenuationColor = attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tmaterial.transmission *= texture2D( transmissionMap, vTransmissionMapUv ).r;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tmaterial.thickness *= texture2D( thicknessMap, vThicknessMapUv ).g;\n\t#endif\n\tvec3 pos = vWorldPosition;\n\tvec3 v = normalize( cameraPosition - pos );\n\tvec3 n = inverseTransformDirection( normal, viewMatrix );\n\tvec4 transmitted = getIBLVolumeRefraction(\n\t\tn, v, material.roughness, material.diffuseContribution, material.specularColorBlended, material.specularF90,\n\t\tpos, modelMatrix, viewMatrix, projectionMatrix, material.dispersion, material.ior, material.thickness,\n\t\tmaterial.attenuationColor, material.attenuationDistance );\n\tmaterial.transmissionAlpha = mix( material.transmissionAlpha, transmitted.a, material.transmission );\n\ttotalDiffuse = mix( totalDiffuse, transmitted.rgb, material.transmission );\n#endif",transmission_pars_fragment:"#ifdef USE_TRANSMISSION\n\tuniform float transmission;\n\tuniform float thickness;\n\tuniform float attenuationDistance;\n\tuniform vec3 attenuationColor;\n\t#ifdef USE_TRANSMISSIONMAP\n\t\tuniform sampler2D transmissionMap;\n\t#endif\n\t#ifdef USE_THICKNESSMAP\n\t\tuniform sampler2D thicknessMap;\n\t#endif\n\tuniform vec2 transmissionSamplerSize;\n\tuniform sampler2D transmissionSamplerMap;\n\tuniform mat4 modelMatrix;\n\tuniform mat4 projectionMatrix;\n\tvarying vec3 vWorldPosition;\n\tfloat w0( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - a + 3.0 ) - 3.0 ) + 1.0 );\n\t}\n\tfloat w1( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a *  a * ( 3.0 * a - 6.0 ) + 4.0 );\n\t}\n\tfloat w2( float a ){\n\t\treturn ( 1.0 / 6.0 ) * ( a * ( a * ( - 3.0 * a + 3.0 ) + 3.0 ) + 1.0 );\n\t}\n\tfloat w3( float a ) {\n\t\treturn ( 1.0 / 6.0 ) * ( a * a * a );\n\t}\n\tfloat g0( float a ) {\n\t\treturn w0( a ) + w1( a );\n\t}\n\tfloat g1( float a ) {\n\t\treturn w2( a ) + w3( a );\n\t}\n\tfloat h0( float a ) {\n\t\treturn - 1.0 + w1( a ) / ( w0( a ) + w1( a ) );\n\t}\n\tfloat h1( float a ) {\n\t\treturn 1.0 + w3( a ) / ( w2( a ) + w3( a ) );\n\t}\n\tvec4 bicubic( sampler2D tex, vec2 uv, vec4 texelSize, float lod ) {\n\t\tuv = uv * texelSize.zw + 0.5;\n\t\tvec2 iuv = floor( uv );\n\t\tvec2 fuv = fract( uv );\n\t\tfloat g0x = g0( fuv.x );\n\t\tfloat g1x = g1( fuv.x );\n\t\tfloat h0x = h0( fuv.x );\n\t\tfloat h1x = h1( fuv.x );\n\t\tfloat h0y = h0( fuv.y );\n\t\tfloat h1y = h1( fuv.y );\n\t\tvec2 p0 = ( vec2( iuv.x + h0x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p1 = ( vec2( iuv.x + h1x, iuv.y + h0y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p2 = ( vec2( iuv.x + h0x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\tvec2 p3 = ( vec2( iuv.x + h1x, iuv.y + h1y ) - 0.5 ) * texelSize.xy;\n\t\treturn g0( fuv.y ) * ( g0x * textureLod( tex, p0, lod ) + g1x * textureLod( tex, p1, lod ) ) +\n\t\t\tg1( fuv.y ) * ( g0x * textureLod( tex, p2, lod ) + g1x * textureLod( tex, p3, lod ) );\n\t}\n\tvec4 textureBicubic( sampler2D sampler, vec2 uv, float lod ) {\n\t\tvec2 fLodSize = vec2( textureSize( sampler, int( lod ) ) );\n\t\tvec2 cLodSize = vec2( textureSize( sampler, int( lod + 1.0 ) ) );\n\t\tvec2 fLodSizeInv = 1.0 / fLodSize;\n\t\tvec2 cLodSizeInv = 1.0 / cLodSize;\n\t\tvec4 fSample = bicubic( sampler, uv, vec4( fLodSizeInv, fLodSize ), floor( lod ) );\n\t\tvec4 cSample = bicubic( sampler, uv, vec4( cLodSizeInv, cLodSize ), ceil( lod ) );\n\t\treturn mix( fSample, cSample, fract( lod ) );\n\t}\n\tvec3 getVolumeTransmissionRay( const in vec3 n, const in vec3 v, const in float thickness, const in float ior, const in mat4 modelMatrix ) {\n\t\tvec3 refractionVector = refract( - v, normalize( n ), 1.0 / ior );\n\t\tvec3 modelScale;\n\t\tmodelScale.x = length( vec3( modelMatrix[ 0 ].xyz ) );\n\t\tmodelScale.y = length( vec3( modelMatrix[ 1 ].xyz ) );\n\t\tmodelScale.z = length( vec3( modelMatrix[ 2 ].xyz ) );\n\t\treturn normalize( refractionVector ) * thickness * modelScale;\n\t}\n\tfloat applyIorToRoughness( const in float roughness, const in float ior ) {\n\t\treturn roughness * clamp( ior * 2.0 - 2.0, 0.0, 1.0 );\n\t}\n\tvec4 getTransmissionSample( const in vec2 fragCoord, const in float roughness, const in float ior ) {\n\t\tfloat lod = log2( transmissionSamplerSize.x ) * applyIorToRoughness( roughness, ior );\n\t\treturn textureBicubic( transmissionSamplerMap, fragCoord.xy, lod );\n\t}\n\tvec3 volumeAttenuation( const in float transmissionDistance, const in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tif ( isinf( attenuationDistance ) ) {\n\t\t\treturn vec3( 1.0 );\n\t\t} else {\n\t\t\tvec3 attenuationCoefficient = -log( attenuationColor ) / attenuationDistance;\n\t\t\tvec3 transmittance = exp( - attenuationCoefficient * transmissionDistance );\t\t\treturn transmittance;\n\t\t}\n\t}\n\tvec4 getIBLVolumeRefraction( const in vec3 n, const in vec3 v, const in float roughness, const in vec3 diffuseColor,\n\t\tconst in vec3 specularColor, const in float specularF90, const in vec3 position, const in mat4 modelMatrix,\n\t\tconst in mat4 viewMatrix, const in mat4 projMatrix, const in float dispersion, const in float ior, const in float thickness,\n\t\tconst in vec3 attenuationColor, const in float attenuationDistance ) {\n\t\tvec4 transmittedLight;\n\t\tvec3 transmittance;\n\t\t#ifdef USE_DISPERSION\n\t\t\tfloat halfSpread = ( ior - 1.0 ) * 0.025 * dispersion;\n\t\t\tvec3 iors = vec3( ior - halfSpread, ior, ior + halfSpread );\n\t\t\tfor ( int i = 0; i < 3; i ++ ) {\n\t\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, iors[ i ], modelMatrix );\n\t\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\t\trefractionCoords += 1.0;\n\t\t\t\trefractionCoords /= 2.0;\n\t\t\t\tvec4 transmissionSample = getTransmissionSample( refractionCoords, roughness, iors[ i ] );\n\t\t\t\ttransmittedLight[ i ] = transmissionSample[ i ];\n\t\t\t\ttransmittedLight.a += transmissionSample.a;\n\t\t\t\ttransmittance[ i ] = diffuseColor[ i ] * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance )[ i ];\n\t\t\t}\n\t\t\ttransmittedLight.a /= 3.0;\n\t\t#else\n\t\t\tvec3 transmissionRay = getVolumeTransmissionRay( n, v, thickness, ior, modelMatrix );\n\t\t\tvec3 refractedRayExit = position + transmissionRay;\n\t\t\tvec4 ndcPos = projMatrix * viewMatrix * vec4( refractedRayExit, 1.0 );\n\t\t\tvec2 refractionCoords = ndcPos.xy / ndcPos.w;\n\t\t\trefractionCoords += 1.0;\n\t\t\trefractionCoords /= 2.0;\n\t\t\ttransmittedLight = getTransmissionSample( refractionCoords, roughness, ior );\n\t\t\ttransmittance = diffuseColor * volumeAttenuation( length( transmissionRay ), attenuationColor, attenuationDistance );\n\t\t#endif\n\t\tvec3 attenuatedColor = transmittance * transmittedLight.rgb;\n\t\tvec3 F = EnvironmentBRDF( n, v, specularColor, specularF90, roughness );\n\t\tfloat transmittanceFactor = ( transmittance.r + transmittance.g + transmittance.b ) / 3.0;\n\t\treturn vec4( ( 1.0 - F ) * attenuatedColor, 1.0 - ( 1.0 - transmittedLight.a ) * transmittanceFactor );\n\t}\n#endif",uv_pars_fragment:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_pars_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvarying vec2 vUv;\n#endif\n#ifdef USE_MAP\n\tuniform mat3 mapTransform;\n\tvarying vec2 vMapUv;\n#endif\n#ifdef USE_ALPHAMAP\n\tuniform mat3 alphaMapTransform;\n\tvarying vec2 vAlphaMapUv;\n#endif\n#ifdef USE_LIGHTMAP\n\tuniform mat3 lightMapTransform;\n\tvarying vec2 vLightMapUv;\n#endif\n#ifdef USE_AOMAP\n\tuniform mat3 aoMapTransform;\n\tvarying vec2 vAoMapUv;\n#endif\n#ifdef USE_BUMPMAP\n\tuniform mat3 bumpMapTransform;\n\tvarying vec2 vBumpMapUv;\n#endif\n#ifdef USE_NORMALMAP\n\tuniform mat3 normalMapTransform;\n\tvarying vec2 vNormalMapUv;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tuniform mat3 displacementMapTransform;\n\tvarying vec2 vDisplacementMapUv;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tuniform mat3 emissiveMapTransform;\n\tvarying vec2 vEmissiveMapUv;\n#endif\n#ifdef USE_METALNESSMAP\n\tuniform mat3 metalnessMapTransform;\n\tvarying vec2 vMetalnessMapUv;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tuniform mat3 roughnessMapTransform;\n\tvarying vec2 vRoughnessMapUv;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tuniform mat3 anisotropyMapTransform;\n\tvarying vec2 vAnisotropyMapUv;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tuniform mat3 clearcoatMapTransform;\n\tvarying vec2 vClearcoatMapUv;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tuniform mat3 clearcoatNormalMapTransform;\n\tvarying vec2 vClearcoatNormalMapUv;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tuniform mat3 clearcoatRoughnessMapTransform;\n\tvarying vec2 vClearcoatRoughnessMapUv;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tuniform mat3 sheenColorMapTransform;\n\tvarying vec2 vSheenColorMapUv;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tuniform mat3 sheenRoughnessMapTransform;\n\tvarying vec2 vSheenRoughnessMapUv;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tuniform mat3 iridescenceMapTransform;\n\tvarying vec2 vIridescenceMapUv;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tuniform mat3 iridescenceThicknessMapTransform;\n\tvarying vec2 vIridescenceThicknessMapUv;\n#endif\n#ifdef USE_SPECULARMAP\n\tuniform mat3 specularMapTransform;\n\tvarying vec2 vSpecularMapUv;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tuniform mat3 specularColorMapTransform;\n\tvarying vec2 vSpecularColorMapUv;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tuniform mat3 specularIntensityMapTransform;\n\tvarying vec2 vSpecularIntensityMapUv;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tuniform mat3 transmissionMapTransform;\n\tvarying vec2 vTransmissionMapUv;\n#endif\n#ifdef USE_THICKNESSMAP\n\tuniform mat3 thicknessMapTransform;\n\tvarying vec2 vThicknessMapUv;\n#endif",uv_vertex:"#if defined( USE_UV ) || defined( USE_ANISOTROPY )\n\tvUv = vec3( uv, 1 ).xy;\n#endif\n#ifdef USE_MAP\n\tvMapUv = ( mapTransform * vec3( MAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ALPHAMAP\n\tvAlphaMapUv = ( alphaMapTransform * vec3( ALPHAMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_LIGHTMAP\n\tvLightMapUv = ( lightMapTransform * vec3( LIGHTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_AOMAP\n\tvAoMapUv = ( aoMapTransform * vec3( AOMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_BUMPMAP\n\tvBumpMapUv = ( bumpMapTransform * vec3( BUMPMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_NORMALMAP\n\tvNormalMapUv = ( normalMapTransform * vec3( NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_DISPLACEMENTMAP\n\tvDisplacementMapUv = ( displacementMapTransform * vec3( DISPLACEMENTMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_EMISSIVEMAP\n\tvEmissiveMapUv = ( emissiveMapTransform * vec3( EMISSIVEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_METALNESSMAP\n\tvMetalnessMapUv = ( metalnessMapTransform * vec3( METALNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ROUGHNESSMAP\n\tvRoughnessMapUv = ( roughnessMapTransform * vec3( ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_ANISOTROPYMAP\n\tvAnisotropyMapUv = ( anisotropyMapTransform * vec3( ANISOTROPYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOATMAP\n\tvClearcoatMapUv = ( clearcoatMapTransform * vec3( CLEARCOATMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_NORMALMAP\n\tvClearcoatNormalMapUv = ( clearcoatNormalMapTransform * vec3( CLEARCOAT_NORMALMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_CLEARCOAT_ROUGHNESSMAP\n\tvClearcoatRoughnessMapUv = ( clearcoatRoughnessMapTransform * vec3( CLEARCOAT_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCEMAP\n\tvIridescenceMapUv = ( iridescenceMapTransform * vec3( IRIDESCENCEMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_IRIDESCENCE_THICKNESSMAP\n\tvIridescenceThicknessMapUv = ( iridescenceThicknessMapTransform * vec3( IRIDESCENCE_THICKNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_COLORMAP\n\tvSheenColorMapUv = ( sheenColorMapTransform * vec3( SHEEN_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SHEEN_ROUGHNESSMAP\n\tvSheenRoughnessMapUv = ( sheenRoughnessMapTransform * vec3( SHEEN_ROUGHNESSMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULARMAP\n\tvSpecularMapUv = ( specularMapTransform * vec3( SPECULARMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_COLORMAP\n\tvSpecularColorMapUv = ( specularColorMapTransform * vec3( SPECULAR_COLORMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_SPECULAR_INTENSITYMAP\n\tvSpecularIntensityMapUv = ( specularIntensityMapTransform * vec3( SPECULAR_INTENSITYMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_TRANSMISSIONMAP\n\tvTransmissionMapUv = ( transmissionMapTransform * vec3( TRANSMISSIONMAP_UV, 1 ) ).xy;\n#endif\n#ifdef USE_THICKNESSMAP\n\tvThicknessMapUv = ( thicknessMapTransform * vec3( THICKNESSMAP_UV, 1 ) ).xy;\n#endif",worldpos_vertex:"#if defined( USE_ENVMAP ) || defined( DISTANCE ) || defined ( USE_SHADOWMAP ) || defined ( USE_TRANSMISSION ) || NUM_SPOT_LIGHT_COORDS > 0\n\tvec4 worldPosition = vec4( transformed, 1.0 );\n\t#ifdef USE_BATCHING\n\t\tworldPosition = batchingMatrix * worldPosition;\n\t#endif\n\t#ifdef USE_INSTANCING\n\t\tworldPosition = instanceMatrix * worldPosition;\n\t#endif\n\tworldPosition = modelMatrix * worldPosition;\n#endif",background_vert:"varying vec2 vUv;\nuniform mat3 uvTransform;\nvoid main() {\n\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\tgl_Position = vec4( position.xy, 1.0, 1.0 );\n}",background_frag:"uniform sampler2D t2D;\nuniform float backgroundIntensity;\nvarying vec2 vUv;\nvoid main() {\n\tvec4 texColor = texture2D( t2D, vUv );\n\t#ifdef DECODE_VIDEO_TEXTURE\n\t\ttexColor = vec4( mix( pow( texColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), texColor.rgb * 0.0773993808, vec3( lessThanEqual( texColor.rgb, vec3( 0.04045 ) ) ) ), texColor.w );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",backgroundCube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",backgroundCube_frag:"#ifdef ENVMAP_TYPE_CUBE\n\tuniform samplerCube envMap;\n#elif defined( ENVMAP_TYPE_CUBE_UV )\n\tuniform sampler2D envMap;\n#endif\nuniform float flipEnvMap;\nuniform float backgroundBlurriness;\nuniform float backgroundIntensity;\nuniform mat3 backgroundRotation;\nvarying vec3 vWorldDirection;\n#include <cube_uv_reflection_fragment>\nvoid main() {\n\t#ifdef ENVMAP_TYPE_CUBE\n\t\tvec4 texColor = textureCube( envMap, backgroundRotation * vec3( flipEnvMap * vWorldDirection.x, vWorldDirection.yz ) );\n\t#elif defined( ENVMAP_TYPE_CUBE_UV )\n\t\tvec4 texColor = textureCubeUV( envMap, backgroundRotation * vWorldDirection, backgroundBlurriness );\n\t#else\n\t\tvec4 texColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t#endif\n\ttexColor.rgb *= backgroundIntensity;\n\tgl_FragColor = texColor;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",cube_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n\tgl_Position.z = gl_Position.w;\n}",cube_frag:"uniform samplerCube tCube;\nuniform float tFlip;\nuniform float opacity;\nvarying vec3 vWorldDirection;\nvoid main() {\n\tvec4 texColor = textureCube( tCube, vec3( tFlip * vWorldDirection.x, vWorldDirection.yz ) );\n\tgl_FragColor = texColor;\n\tgl_FragColor.a *= opacity;\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",depth_vert:"#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\t#include <uv_vertex>\n\t#include <batching_vertex>\n\t#include <skinbase_vertex>\n\t#include <morphinstance_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvHighPrecisionZW = gl_Position.zw;\n}",depth_frag:"#if DEPTH_PACKING == 3200\n\tuniform float opacity;\n#endif\n#include <common>\n#include <packing>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvarying vec2 vHighPrecisionZW;\nvoid main() {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <clipping_planes_fragment>\n\t#if DEPTH_PACKING == 3200\n\t\tdiffuseColor.a = opacity;\n\t#endif\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <logdepthbuf_fragment>\n\t#ifdef USE_REVERSED_DEPTH_BUFFER\n\t\tfloat fragCoordZ = vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ];\n\t#else\n\t\tfloat fragCoordZ = 0.5 * vHighPrecisionZW[ 0 ] / vHighPrecisionZW[ 1 ] + 0.5;\n\t#endif\n\t#if DEPTH_PACKING == 3200\n\t\tgl_FragColor = vec4( vec3( 1.0 - fragCoordZ ), opacity );\n\t#elif DEPTH_PACKING == 3201\n\t\tgl_FragColor = packDepthToRGBA( fragCoordZ );\n\t#elif DEPTH_PACKING == 3202\n\t\tgl_FragColor = vec4( packDepthToRGB( fragCoordZ ), 1.0 );\n\t#elif DEPTH_PACKING == 3203\n\t\tgl_FragColor = vec4( packDepthToRG( fragCoordZ ), 0.0, 1.0 );\n\t#endif\n}",distance_vert:"#define DISTANCE\nvarying vec3 vWorldPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <batching_vertex>\n\t#include <skinbase_vertex>\n\t#include <morphinstance_vertex>\n\t#ifdef USE_DISPLACEMENTMAP\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <worldpos_vertex>\n\t#include <clipping_planes_vertex>\n\tvWorldPosition = worldPosition.xyz;\n}",distance_frag:"#define DISTANCE\nuniform vec3 referencePosition;\nuniform float nearDistance;\nuniform float farDistance;\nvarying vec3 vWorldPosition;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main () {\n\tvec4 diffuseColor = vec4( 1.0 );\n\t#include <clipping_planes_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\tfloat dist = length( vWorldPosition - referencePosition );\n\tdist = ( dist - nearDistance ) / ( farDistance - nearDistance );\n\tdist = saturate( dist );\n\tgl_FragColor = vec4( dist, 0.0, 0.0, 1.0 );\n}",equirect_vert:"varying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvWorldDirection = transformDirection( position, modelMatrix );\n\t#include <begin_vertex>\n\t#include <project_vertex>\n}",equirect_frag:"uniform sampler2D tEquirect;\nvarying vec3 vWorldDirection;\n#include <common>\nvoid main() {\n\tvec3 direction = normalize( vWorldDirection );\n\tvec2 sampleUV = equirectUv( direction );\n\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n}",linedashed_vert:"uniform float scale;\nattribute float lineDistance;\nvarying float vLineDistance;\n#include <common>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\tvLineDistance = scale * lineDistance;\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",linedashed_frag:"uniform vec3 diffuse;\nuniform float opacity;\nuniform float dashSize;\nuniform float totalSize;\nvarying float vLineDistance;\n#include <common>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tif ( mod( vLineDistance, totalSize ) > dashSize ) {\n\t\tdiscard;\n\t}\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",meshbasic_vert:"#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#if defined ( USE_ENVMAP ) || defined ( USE_SKINNING )\n\t\t#include <beginnormal_vertex>\n\t\t#include <morphnormal_vertex>\n\t\t#include <skinbase_vertex>\n\t\t#include <skinnormal_vertex>\n\t\t#include <defaultnormal_vertex>\n\t#endif\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <fog_vertex>\n}",meshbasic_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#ifndef FLAT_SHADED\n\tvarying vec3 vNormal;\n#endif\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\t#ifdef USE_LIGHTMAP\n\t\tvec4 lightMapTexel = texture2D( lightMap, vLightMapUv );\n\t\treflectedLight.indirectDiffuse += lightMapTexel.rgb * lightMapIntensity * RECIPROCAL_PI;\n\t#else\n\t\treflectedLight.indirectDiffuse += vec3( 1.0 );\n\t#endif\n\t#include <aomap_fragment>\n\treflectedLight.indirectDiffuse *= diffuseColor.rgb;\n\tvec3 outgoingLight = reflectedLight.indirectDiffuse;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshlambert_vert:"#define LAMBERT\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshlambert_frag:"#define LAMBERT\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_lambert_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_lambert_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshmatcap_vert:"#define MATCAP\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <color_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n\tvViewPosition = - mvPosition.xyz;\n}",meshmatcap_frag:"#define MATCAP\nuniform vec3 diffuse;\nuniform float opacity;\nuniform sampler2D matcap;\nvarying vec3 vViewPosition;\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tvec3 viewDir = normalize( vViewPosition );\n\tvec3 x = normalize( vec3( viewDir.z, 0.0, - viewDir.x ) );\n\tvec3 y = cross( viewDir, x );\n\tvec2 uv = vec2( dot( x, normal ), dot( y, normal ) ) * 0.495 + 0.5;\n\t#ifdef USE_MATCAP\n\t\tvec4 matcapColor = texture2D( matcap, uv );\n\t#else\n\t\tvec4 matcapColor = vec4( vec3( mix( 0.2, 0.8, uv.y ) ), 1.0 );\n\t#endif\n\tvec3 outgoingLight = diffuseColor.rgb * matcapColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshnormal_vert:"#define NORMAL\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvViewPosition = - mvPosition.xyz;\n#endif\n}",meshnormal_frag:"#define NORMAL\nuniform float opacity;\n#if defined( FLAT_SHADED ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP_TANGENTSPACE )\n\tvarying vec3 vViewPosition;\n#endif\n#include <uv_pars_fragment>\n#include <normal_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( 0.0, 0.0, 0.0, opacity );\n\t#include <clipping_planes_fragment>\n\t#include <logdepthbuf_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\tgl_FragColor = vec4( normalize( normal ) * 0.5 + 0.5, diffuseColor.a );\n\t#ifdef OPAQUE\n\t\tgl_FragColor.a = 1.0;\n\t#endif\n}",meshphong_vert:"#define PHONG\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <envmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <envmap_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshphong_frag:"#define PHONG\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform vec3 specular;\nuniform float shininess;\nuniform float opacity;\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_phong_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <specularmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <specularmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_phong_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + reflectedLight.directSpecular + reflectedLight.indirectSpecular + totalEmissiveRadiance;\n\t#include <envmap_fragment>\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshphysical_vert:"#define STANDARD\nvarying vec3 vViewPosition;\n#ifdef USE_TRANSMISSION\n\tvarying vec3 vWorldPosition;\n#endif\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n#ifdef USE_TRANSMISSION\n\tvWorldPosition = worldPosition.xyz;\n#endif\n}",meshphysical_frag:"#define STANDARD\n#ifdef PHYSICAL\n\t#define IOR\n\t#define USE_SPECULAR\n#endif\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float roughness;\nuniform float metalness;\nuniform float opacity;\n#ifdef IOR\n\tuniform float ior;\n#endif\n#ifdef USE_SPECULAR\n\tuniform float specularIntensity;\n\tuniform vec3 specularColor;\n\t#ifdef USE_SPECULAR_COLORMAP\n\t\tuniform sampler2D specularColorMap;\n\t#endif\n\t#ifdef USE_SPECULAR_INTENSITYMAP\n\t\tuniform sampler2D specularIntensityMap;\n\t#endif\n#endif\n#ifdef USE_CLEARCOAT\n\tuniform float clearcoat;\n\tuniform float clearcoatRoughness;\n#endif\n#ifdef USE_DISPERSION\n\tuniform float dispersion;\n#endif\n#ifdef USE_IRIDESCENCE\n\tuniform float iridescence;\n\tuniform float iridescenceIOR;\n\tuniform float iridescenceThicknessMinimum;\n\tuniform float iridescenceThicknessMaximum;\n#endif\n#ifdef USE_SHEEN\n\tuniform vec3 sheenColor;\n\tuniform float sheenRoughness;\n\t#ifdef USE_SHEEN_COLORMAP\n\t\tuniform sampler2D sheenColorMap;\n\t#endif\n\t#ifdef USE_SHEEN_ROUGHNESSMAP\n\t\tuniform sampler2D sheenRoughnessMap;\n\t#endif\n#endif\n#ifdef USE_ANISOTROPY\n\tuniform vec2 anisotropyVector;\n\t#ifdef USE_ANISOTROPYMAP\n\t\tuniform sampler2D anisotropyMap;\n\t#endif\n#endif\nvarying vec3 vViewPosition;\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <iridescence_fragment>\n#include <cube_uv_reflection_fragment>\n#include <envmap_common_pars_fragment>\n#include <envmap_physical_pars_fragment>\n#include <fog_pars_fragment>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_physical_pars_fragment>\n#include <transmission_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <clearcoat_pars_fragment>\n#include <iridescence_pars_fragment>\n#include <roughnessmap_pars_fragment>\n#include <metalnessmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <roughnessmap_fragment>\n\t#include <metalnessmap_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <clearcoat_normal_fragment_begin>\n\t#include <clearcoat_normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_physical_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse;\n\tvec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular;\n\t#include <transmission_fragment>\n\tvec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance;\n\t#ifdef USE_SHEEN\n \n\t\toutgoingLight = outgoingLight + sheenSpecularDirect + sheenSpecularIndirect;\n \n \t#endif\n\t#ifdef USE_CLEARCOAT\n\t\tfloat dotNVcc = saturate( dot( geometryClearcoatNormal, geometryViewDir ) );\n\t\tvec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc );\n\t\toutgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + ( clearcoatSpecularDirect + clearcoatSpecularIndirect ) * material.clearcoat;\n\t#endif\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",meshtoon_vert:"#define TOON\nvarying vec3 vViewPosition;\n#include <common>\n#include <batching_pars_vertex>\n#include <uv_pars_vertex>\n#include <displacementmap_pars_vertex>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <normal_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <shadowmap_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <normal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <displacementmap_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\tvViewPosition = - mvPosition.xyz;\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",meshtoon_frag:"#define TOON\nuniform vec3 diffuse;\nuniform vec3 emissive;\nuniform float opacity;\n#include <common>\n#include <dithering_pars_fragment>\n#include <color_pars_fragment>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <aomap_pars_fragment>\n#include <lightmap_pars_fragment>\n#include <emissivemap_pars_fragment>\n#include <gradientmap_pars_fragment>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <normal_pars_fragment>\n#include <lights_toon_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <bumpmap_pars_fragment>\n#include <normalmap_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) );\n\tvec3 totalEmissiveRadiance = emissive;\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <color_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\t#include <normal_fragment_begin>\n\t#include <normal_fragment_maps>\n\t#include <emissivemap_fragment>\n\t#include <lights_toon_fragment>\n\t#include <lights_fragment_begin>\n\t#include <lights_fragment_maps>\n\t#include <lights_fragment_end>\n\t#include <aomap_fragment>\n\tvec3 outgoingLight = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse + totalEmissiveRadiance;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n\t#include <dithering_fragment>\n}",points_vert:"uniform float size;\nuniform float scale;\n#include <common>\n#include <color_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\n#ifdef USE_POINTS_UV\n\tvarying vec2 vUv;\n\tuniform mat3 uvTransform;\n#endif\nvoid main() {\n\t#ifdef USE_POINTS_UV\n\t\tvUv = ( uvTransform * vec3( uv, 1 ) ).xy;\n\t#endif\n\t#include <color_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphcolor_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <project_vertex>\n\tgl_PointSize = size;\n\t#ifdef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) gl_PointSize *= ( scale / - mvPosition.z );\n\t#endif\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <worldpos_vertex>\n\t#include <fog_vertex>\n}",points_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <color_pars_fragment>\n#include <map_particle_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_particle_fragment>\n\t#include <color_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",shadow_vert:"#include <common>\n#include <batching_pars_vertex>\n#include <fog_pars_vertex>\n#include <morphtarget_pars_vertex>\n#include <skinning_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <shadowmap_pars_vertex>\nvoid main() {\n\t#include <batching_vertex>\n\t#include <beginnormal_vertex>\n\t#include <morphinstance_vertex>\n\t#include <morphnormal_vertex>\n\t#include <skinbase_vertex>\n\t#include <skinnormal_vertex>\n\t#include <defaultnormal_vertex>\n\t#include <begin_vertex>\n\t#include <morphtarget_vertex>\n\t#include <skinning_vertex>\n\t#include <project_vertex>\n\t#include <logdepthbuf_vertex>\n\t#include <worldpos_vertex>\n\t#include <shadowmap_vertex>\n\t#include <fog_vertex>\n}",shadow_frag:"uniform vec3 color;\nuniform float opacity;\n#include <common>\n#include <fog_pars_fragment>\n#include <bsdfs>\n#include <lights_pars_begin>\n#include <logdepthbuf_pars_fragment>\n#include <shadowmap_pars_fragment>\n#include <shadowmask_pars_fragment>\nvoid main() {\n\t#include <logdepthbuf_fragment>\n\tgl_FragColor = vec4( color, opacity * ( 1.0 - getShadowMask() ) );\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n\t#include <premultiplied_alpha_fragment>\n}",sprite_vert:"uniform float rotation;\nuniform vec2 center;\n#include <common>\n#include <uv_pars_vertex>\n#include <fog_pars_vertex>\n#include <logdepthbuf_pars_vertex>\n#include <clipping_planes_pars_vertex>\nvoid main() {\n\t#include <uv_vertex>\n\tvec4 mvPosition = modelViewMatrix[ 3 ];\n\tvec2 scale = vec2( length( modelMatrix[ 0 ].xyz ), length( modelMatrix[ 1 ].xyz ) );\n\t#ifndef USE_SIZEATTENUATION\n\t\tbool isPerspective = isPerspectiveMatrix( projectionMatrix );\n\t\tif ( isPerspective ) scale *= - mvPosition.z;\n\t#endif\n\tvec2 alignedPosition = ( position.xy - ( center - vec2( 0.5 ) ) ) * scale;\n\tvec2 rotatedPosition;\n\trotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;\n\trotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;\n\tmvPosition.xy += rotatedPosition;\n\tgl_Position = projectionMatrix * mvPosition;\n\t#include <logdepthbuf_vertex>\n\t#include <clipping_planes_vertex>\n\t#include <fog_vertex>\n}",sprite_frag:"uniform vec3 diffuse;\nuniform float opacity;\n#include <common>\n#include <uv_pars_fragment>\n#include <map_pars_fragment>\n#include <alphamap_pars_fragment>\n#include <alphatest_pars_fragment>\n#include <alphahash_pars_fragment>\n#include <fog_pars_fragment>\n#include <logdepthbuf_pars_fragment>\n#include <clipping_planes_pars_fragment>\nvoid main() {\n\tvec4 diffuseColor = vec4( diffuse, opacity );\n\t#include <clipping_planes_fragment>\n\tvec3 outgoingLight = vec3( 0.0 );\n\t#include <logdepthbuf_fragment>\n\t#include <map_fragment>\n\t#include <alphamap_fragment>\n\t#include <alphatest_fragment>\n\t#include <alphahash_fragment>\n\toutgoingLight = diffuseColor.rgb;\n\t#include <opaque_fragment>\n\t#include <tonemapping_fragment>\n\t#include <colorspace_fragment>\n\t#include <fog_fragment>\n}"},cl={common:{diffuse:{value:new Tr(16777215)},opacity:{value:1},map:{value:null},mapTransform:{value:new bn},alphaMap:{value:null},alphaMapTransform:{value:new bn},alphaTest:{value:0}},specularmap:{specularMap:{value:null},specularMapTransform:{value:new bn}},envmap:{envMap:{value:null},envMapRotation:{value:new bn},flipEnvMap:{value:-1},reflectivity:{value:1},ior:{value:1.5},refractionRatio:{value:.98},dfgLUT:{value:null}},aomap:{aoMap:{value:null},aoMapIntensity:{value:1},aoMapTransform:{value:new bn}},lightmap:{lightMap:{value:null},lightMapIntensity:{value:1},lightMapTransform:{value:new bn}},bumpmap:{bumpMap:{value:null},bumpMapTransform:{value:new bn},bumpScale:{value:1}},normalmap:{normalMap:{value:null},normalMapTransform:{value:new bn},normalScale:{value:new mn(1,1)}},displacementmap:{displacementMap:{value:null},displacementMapTransform:{value:new bn},displacementScale:{value:1},displacementBias:{value:0}},emissivemap:{emissiveMap:{value:null},emissiveMapTransform:{value:new bn}},metalnessmap:{metalnessMap:{value:null},metalnessMapTransform:{value:new bn}},roughnessmap:{roughnessMap:{value:null},roughnessMapTransform:{value:new bn}},gradientmap:{gradientMap:{value:null}},fog:{fogDensity:{value:25e-5},fogNear:{value:1},fogFar:{value:2e3},fogColor:{value:new Tr(16777215)}},lights:{ambientLightColor:{value:[]},lightProbe:{value:[]},directionalLights:{value:[],properties:{direction:{},color:{}}},directionalLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},directionalShadowMatrix:{value:[]},spotLights:{value:[],properties:{color:{},position:{},direction:{},distance:{},coneCos:{},penumbraCos:{},decay:{}}},spotLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{}}},spotLightMap:{value:[]},spotLightMatrix:{value:[]},pointLights:{value:[],properties:{color:{},position:{},decay:{},distance:{}}},pointLightShadows:{value:[],properties:{shadowIntensity:1,shadowBias:{},shadowNormalBias:{},shadowRadius:{},shadowMapSize:{},shadowCameraNear:{},shadowCameraFar:{}}},pointShadowMatrix:{value:[]},hemisphereLights:{value:[],properties:{direction:{},skyColor:{},groundColor:{}}},rectAreaLights:{value:[],properties:{color:{},position:{},width:{},height:{}}},ltc_1:{value:null},ltc_2:{value:null}},points:{diffuse:{value:new 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bn},t2D:{value:null},backgroundIntensity:{value:1}},vertexShader:ul.background_vert,fragmentShader:ul.background_frag},backgroundCube:{uniforms:{envMap:{value:null},flipEnvMap:{value:-1},backgroundBlurriness:{value:0},backgroundIntensity:{value:1},backgroundRotation:{value:new bn}},vertexShader:ul.backgroundCube_vert,fragmentShader:ul.backgroundCube_frag},cube:{uniforms:{tCube:{value:null},tFlip:{value:-1},opacity:{value:1}},vertexShader:ul.cube_vert,fragmentShader:ul.cube_frag},equirect:{uniforms:{tEquirect:{value:null}},vertexShader:ul.equirect_vert,fragmentShader:ul.equirect_frag},distance:{uniforms:Ha([cl.common,cl.displacementmap,{referencePosition:{value:new _n},nearDistance:{value:1},farDistance:{value:1e3}}]),vertexShader:ul.distance_vert,fragmentShader:ul.distance_frag},shadow:{uniforms:Ha([cl.lights,cl.fog,{color:{value:new Tr(0)},opacity:{value:1}}]),vertexShader:ul.shadow_vert,fragmentShader:ul.shadow_frag}};hl.physical={uniforms:Ha([hl.standard.uniforms,{clearcoat:{value:0},clearcoatMap:{value:null},clearcoatMapTransform:{value:new bn},clearcoatNormalMap:{value:null},clearcoatNormalMapTransform:{value:new bn},clearcoatNormalScale:{value:new mn(1,1)},clearcoatRoughness:{value:0},clearcoatRoughnessMap:{value:null},clearcoatRoughnessMapTransform:{value:new bn},dispersion:{value:0},iridescence:{value:0},iridescenceMap:{value:null},iridescenceMapTransform:{value:new bn},iridescenceIOR:{value:1.3},iridescenceThicknessMinimum:{value:100},iridescenceThicknessMaximum:{value:400},iridescenceThicknessMap:{value:null},iridescenceThicknessMapTransform:{value:new bn},sheen:{value:0},sheenColor:{value:new Tr(0)},sheenColorMap:{value:null},sheenColorMapTransform:{value:new bn},sheenRoughness:{value:1},sheenRoughnessMap:{value:null},sheenRoughnessMapTransform:{value:new 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s=null!==e?e.length:0;let u=null;if(0!==s){if(u=l.value,!0!==i||null===u){const t=r+4*s,i=n.matrixWorldInverse;o.getNormalMatrix(i),(null===u||u.length<t)&&(u=new Float32Array(t));for(let t=0,n=r;t!==s;++t,n+=4)a.copy(e[t]).applyMatrix4(i,o),a.normal.toArray(u,n),u[n+3]=a.constant}l.value=u,l.needsUpdate=!0}return t.numPlanes=s,t.numIntersection=0,u}this.uniform=l,this.numPlanes=0,this.numIntersection=0,this.init=function(e,t){const n=0!==e.length||t||0!==r||i;return i=t,r=e.length,n},this.beginShadows=function(){s=!0,u(null)},this.endShadows=function(){s=!1},this.setGlobalState=function(e,t){n=u(e,t,0)},this.setState=function(a,o,c){const h=a.clippingPlanes,d=a.clipIntersection,A=a.clipShadows,p=e.get(a);if(!i||null===h||0===h.length||s&&!A)s?u(null):function(){l.value!==n&&(l.value=n,l.needsUpdate=r>0);t.numPlanes=r,t.numIntersection=0}();else{const e=s?0:r,t=4*e;let i=p.clippingState||null;l.value=i,i=u(h,o,t,c);for(let e=0;e!==t;++e)i[e]=n[e];p.clippingState=i,this.numIntersection=d?this.numPlanes:0,this.numPlanes+=e}}}const yl=[.125,.215,.35,.446,.526,.582],bl=20,xl=new Do,Tl=new Tr;let Sl=null,wl=0,Ml=0,El=!1;const Cl=new _n;let Rl=class{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._backgroundBox=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._blurMaterial=null,this._ggxMaterial=null}fromScene(e,t=0,n=.1,r=100,i={}){const{size:s=256,position:a=Cl}=i;Sl=this._renderer.getRenderTarget(),wl=this._renderer.getActiveCubeFace(),Ml=this._renderer.getActiveMipmapLevel(),El=this._renderer.xr.enabled,this._renderer.xr.enabled=!1,this._setSize(s);const o=this._allocateTargets();return o.depthBuffer=!0,this._sceneToCubeUV(e,n,r,o,a),t>0&&this._blur(o,0,0,t),this._applyPMREM(o),this._cleanup(o),o}fromEquirectangular(e,t=null){return this._fromTexture(e,t)}fromCubemap(e,t=null){return this._fromTexture(e,t)}compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=Ll(),this._compileMaterial(this._cubemapMaterial))}compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=Dl(),this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;e<this._lodMeshes.length;e++)this._lodMeshes[e].geometry.dispose()}_cleanup(e){this._renderer.setRenderTarget(Sl,wl,Ml),this._renderer.xr.enabled=El,e.scissorTest=!1,Pl(e,0,0,e.width,e.height)}_fromTexture(e,t){e.mapping===ae||e.mapping===oe?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4),Sl=this._renderer.getRenderTarget(),wl=this._renderer.getActiveCubeFace(),Ml=this._renderer.getActiveMipmapLevel(),El=this._renderer.xr.enabled,this._renderer.xr.enabled=!1;const n=t||this._allocateTargets();return this._textureToCubeUV(e,n),this._applyPMREM(n),this._cleanup(n),n}_allocateTargets(){const e=3*Math.max(this._cubeSize,112),t=4*this._cubeSize,n={magFilter:ge,minFilter:ge,generateMipmaps:!1,type:Ee,format:Oe,colorSpace:Et,depthBuffer:!1},r=Nl(e,t,n);if(null===this._pingPongRenderTarget||this._pingPongRenderTarget.width!==e||this._pingPongRenderTarget.height!==t){null!==this._pingPongRenderTarget&&this._dispose(),this._pingPongRenderTarget=Nl(e,t,n);const{_lodMax:r}=this;({lodMeshes:this._lodMeshes,sizeLods:this._sizeLods,sigmas:this._sigmas}=function(e){const t=[],n=[],r=[];let i=e;const s=e-4+1+yl.length;for(let a=0;a<s;a++){const s=Math.pow(2,i);t.push(s);let o=1/s;a>e-4?o=yl[a-e+4-1]:0===a&&(o=0),n.push(o);const l=1/(s-2),u=-l,c=1+l,h=[u,u,c,u,c,c,u,u,c,c,u,c],d=6,A=6,p=3,f=2,m=1,g=new Float32Array(p*A*d),_=new Float32Array(f*A*d),v=new Float32Array(m*A*d);for(let e=0;e<d;e++){const t=e%3*2/3-1,n=e>2?0:-1,r=[t,n,0,t+2/3,n,0,t+2/3,n+1,0,t,n,0,t+2/3,n+1,0,t,n+1,0];g.set(r,p*A*e),_.set(h,f*A*e);const i=[e,e,e,e,e,e];v.set(i,m*A*e)}const y=new Si;y.setAttribute("position",new li(g,p)),y.setAttribute("uv",new li(_,f)),y.setAttribute("faceIndex",new li(v,m)),r.push(new Ki(y,null)),i>4&&i--}return{lodMeshes:r,sizeLods:t,sigmas:n}}(r)),this._blurMaterial=function(e,t,n){const r=new Float32Array(bl),i=new _n(0,1,0),s=new Xa({name:"SphericalGaussianBlur",defines:{n:bl,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},samples:{value:1},weights:{value:r},latitudinal:{value:!1},dTheta:{value:0},mipInt:{value:0},poleAxis:{value:i}},vertexShader:Il(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform int samples;\n\t\t\tuniform float weights[ n ];\n\t\t\tuniform bool latitudinal;\n\t\t\tuniform float dTheta;\n\t\t\tuniform float mipInt;\n\t\t\tuniform vec3 poleAxis;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include <cube_uv_reflection_fragment>\n\n\t\t\tvec3 getSample( float theta, vec3 axis ) {\n\n\t\t\t\tfloat cosTheta = cos( theta );\n\t\t\t\t// Rodrigues' axis-angle rotation\n\t\t\t\tvec3 sampleDirection = vOutputDirection * cosTheta\n\t\t\t\t\t+ cross( axis, vOutputDirection ) * sin( theta )\n\t\t\t\t\t+ axis * dot( axis, vOutputDirection ) * ( 1.0 - cosTheta );\n\n\t\t\t\treturn bilinearCubeUV( envMap, sampleDirection, mipInt );\n\n\t\t\t}\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 axis = latitudinal ? poleAxis : cross( poleAxis, vOutputDirection );\n\n\t\t\t\tif ( all( equal( axis, vec3( 0.0 ) ) ) ) {\n\n\t\t\t\t\taxis = vec3( vOutputDirection.z, 0.0, - vOutputDirection.x );\n\n\t\t\t\t}\n\n\t\t\t\taxis = normalize( axis );\n\n\t\t\t\tgl_FragColor = vec4( 0.0, 0.0, 0.0, 1.0 );\n\t\t\t\tgl_FragColor.rgb += weights[ 0 ] * getSample( 0.0, axis );\n\n\t\t\t\tfor ( int i = 1; i < n; i++ ) {\n\n\t\t\t\t\tif ( i >= samples ) {\n\n\t\t\t\t\t\tbreak;\n\n\t\t\t\t\t}\n\n\t\t\t\t\tfloat theta = dTheta * float( i );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( -1.0 * theta, axis );\n\t\t\t\t\tgl_FragColor.rgb += weights[ i ] * getSample( theta, axis );\n\n\t\t\t\t}\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1});return s}(r,e,t),this._ggxMaterial=function(e,t,n){const r=new Xa({name:"PMREMGGXConvolution",defines:{GGX_SAMPLES:256,CUBEUV_TEXEL_WIDTH:1/t,CUBEUV_TEXEL_HEIGHT:1/n,CUBEUV_MAX_MIP:`${e}.0`},uniforms:{envMap:{value:null},roughness:{value:0},mipInt:{value:0}},vertexShader:Il(),fragmentShader:'\n\n\t\t\tprecision highp float;\n\t\t\tprecision highp int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\t\t\tuniform float roughness;\n\t\t\tuniform float mipInt;\n\n\t\t\t#define ENVMAP_TYPE_CUBE_UV\n\t\t\t#include <cube_uv_reflection_fragment>\n\n\t\t\t#define PI 3.14159265359\n\n\t\t\t// Van der Corput radical inverse\n\t\t\tfloat radicalInverse_VdC(uint bits) {\n\t\t\t\tbits = (bits << 16u) | (bits >> 16u);\n\t\t\t\tbits = ((bits & 0x55555555u) << 1u) | ((bits & 0xAAAAAAAAu) >> 1u);\n\t\t\t\tbits = ((bits & 0x33333333u) << 2u) | ((bits & 0xCCCCCCCCu) >> 2u);\n\t\t\t\tbits = ((bits & 0x0F0F0F0Fu) << 4u) | ((bits & 0xF0F0F0F0u) >> 4u);\n\t\t\t\tbits = ((bits & 0x00FF00FFu) << 8u) | ((bits & 0xFF00FF00u) >> 8u);\n\t\t\t\treturn float(bits) * 2.3283064365386963e-10; // / 0x100000000\n\t\t\t}\n\n\t\t\t// Hammersley sequence\n\t\t\tvec2 hammersley(uint i, uint N) {\n\t\t\t\treturn vec2(float(i) / float(N), radicalInverse_VdC(i));\n\t\t\t}\n\n\t\t\t// GGX VNDF importance sampling (Eric Heitz 2018)\n\t\t\t// "Sampling the GGX Distribution of Visible Normals"\n\t\t\t// https://jcgt.org/published/0007/04/01/\n\t\t\tvec3 importanceSampleGGX_VNDF(vec2 Xi, vec3 V, float roughness) {\n\t\t\t\tfloat alpha = roughness * roughness;\n\n\t\t\t\t// Section 4.1: Orthonormal basis\n\t\t\t\tvec3 T1 = vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 T2 = cross(V, T1);\n\n\t\t\t\t// Section 4.2: Parameterization of projected area\n\t\t\t\tfloat r = sqrt(Xi.x);\n\t\t\t\tfloat phi = 2.0 * PI * Xi.y;\n\t\t\t\tfloat t1 = r * cos(phi);\n\t\t\t\tfloat t2 = r * sin(phi);\n\t\t\t\tfloat s = 0.5 * (1.0 + V.z);\n\t\t\t\tt2 = (1.0 - s) * sqrt(1.0 - t1 * t1) + s * t2;\n\n\t\t\t\t// Section 4.3: Reprojection onto hemisphere\n\t\t\t\tvec3 Nh = t1 * T1 + t2 * T2 + sqrt(max(0.0, 1.0 - t1 * t1 - t2 * t2)) * V;\n\n\t\t\t\t// Section 3.4: Transform back to ellipsoid configuration\n\t\t\t\treturn normalize(vec3(alpha * Nh.x, alpha * Nh.y, max(0.0, Nh.z)));\n\t\t\t}\n\n\t\t\tvoid main() {\n\t\t\t\tvec3 N = normalize(vOutputDirection);\n\t\t\t\tvec3 V = N; // Assume view direction equals normal for pre-filtering\n\n\t\t\t\tvec3 prefilteredColor = vec3(0.0);\n\t\t\t\tfloat totalWeight = 0.0;\n\n\t\t\t\t// For very low roughness, just sample the environment directly\n\t\t\t\tif (roughness < 0.001) {\n\t\t\t\t\tgl_FragColor = vec4(bilinearCubeUV(envMap, N, mipInt), 1.0);\n\t\t\t\t\treturn;\n\t\t\t\t}\n\n\t\t\t\t// Tangent space basis for VNDF sampling\n\t\t\t\tvec3 up = abs(N.z) < 0.999 ? vec3(0.0, 0.0, 1.0) : vec3(1.0, 0.0, 0.0);\n\t\t\t\tvec3 tangent = normalize(cross(up, N));\n\t\t\t\tvec3 bitangent = cross(N, tangent);\n\n\t\t\t\tfor(uint i = 0u; i < uint(GGX_SAMPLES); i++) {\n\t\t\t\t\tvec2 Xi = hammersley(i, uint(GGX_SAMPLES));\n\n\t\t\t\t\t// For PMREM, V = N, so in tangent space V is always (0, 0, 1)\n\t\t\t\t\tvec3 H_tangent = importanceSampleGGX_VNDF(Xi, vec3(0.0, 0.0, 1.0), roughness);\n\n\t\t\t\t\t// Transform H back to world space\n\t\t\t\t\tvec3 H = normalize(tangent * H_tangent.x + bitangent * H_tangent.y + N * H_tangent.z);\n\t\t\t\t\tvec3 L = normalize(2.0 * dot(V, H) * H - V);\n\n\t\t\t\t\tfloat NdotL = max(dot(N, L), 0.0);\n\n\t\t\t\t\tif(NdotL > 0.0) {\n\t\t\t\t\t\t// Sample environment at fixed mip level\n\t\t\t\t\t\t// VNDF importance sampling handles the distribution filtering\n\t\t\t\t\t\tvec3 sampleColor = bilinearCubeUV(envMap, L, mipInt);\n\n\t\t\t\t\t\t// Weight by NdotL for the split-sum approximation\n\t\t\t\t\t\t// VNDF PDF naturally accounts for the visible microfacet distribution\n\t\t\t\t\t\tprefilteredColor += sampleColor * NdotL;\n\t\t\t\t\t\ttotalWeight += NdotL;\n\t\t\t\t\t}\n\t\t\t\t}\n\n\t\t\t\tif (totalWeight > 0.0) {\n\t\t\t\t\tprefilteredColor = prefilteredColor / totalWeight;\n\t\t\t\t}\n\n\t\t\t\tgl_FragColor = vec4(prefilteredColor, 1.0);\n\t\t\t}\n\t\t',blending:0,depthTest:!1,depthWrite:!1});return r}(r,e,t)}return r}_compileMaterial(e){const t=new Ki(new Si,e);this._renderer.compile(t,xl)}_sceneToCubeUV(e,t,n,r,i){const s=new Eo(90,1,t,n),a=[1,-1,1,1,1,1],o=[1,1,1,-1,-1,-1],l=this._renderer,u=l.autoClear,c=l.toneMapping;l.getClearColor(Tl),l.toneMapping=0,l.autoClear=!1;l.state.buffers.depth.getReversed()&&(l.setRenderTarget(r),l.clearDepth(),l.setRenderTarget(null)),null===this._backgroundBox&&(this._backgroundBox=new Ki(new Us,new ki({name:"PMREM.Background",side:1,depthWrite:!1,depthTest:!1})));const h=this._backgroundBox,d=h.material;let A=!1;const p=e.background;p?p.isColor&&(d.color.copy(p),e.background=null,A=!0):(d.color.copy(Tl),A=!0);for(let t=0;t<6;t++){const n=t%3;0===n?(s.up.set(0,a[t],0),s.position.set(i.x,i.y,i.z),s.lookAt(i.x+o[t],i.y,i.z)):1===n?(s.up.set(0,0,a[t]),s.position.set(i.x,i.y,i.z),s.lookAt(i.x,i.y+o[t],i.z)):(s.up.set(0,a[t],0),s.position.set(i.x,i.y,i.z),s.lookAt(i.x,i.y,i.z+o[t]));const u=this._cubeSize;Pl(r,n*u,t>2?u:0,u,u),l.setRenderTarget(r),A&&l.render(h,s),l.render(e,s)}l.toneMapping=c,l.autoClear=u,e.background=p}_textureToCubeUV(e,t){const n=this._renderer,r=e.mapping===ae||e.mapping===oe;r?(null===this._cubemapMaterial&&(this._cubemapMaterial=Ll()),this._cubemapMaterial.uniforms.flipEnvMap.value=!1===e.isRenderTargetTexture?-1:1):null===this._equirectMaterial&&(this._equirectMaterial=Dl());const i=r?this._cubemapMaterial:this._equirectMaterial,s=this._lodMeshes[0];s.material=i;i.uniforms.envMap.value=e;const a=this._cubeSize;Pl(t,0,0,3*a,2*a),n.setRenderTarget(t),n.render(s,xl)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;const r=this._lodMeshes.length;for(let t=1;t<r;t++)this._applyGGXFilter(e,t-1,t);t.autoClear=n}_applyGGXFilter(e,t,n){const r=this._renderer,i=this._pingPongRenderTarget,s=this._ggxMaterial,a=this._lodMeshes[n];a.material=s;const o=s.uniforms,l=n/(this._lodMeshes.length-1),u=t/(this._lodMeshes.length-1),c=Math.sqrt(l*l-u*u)*(0+1.25*l),{_lodMax:h}=this,d=this._sizeLods[n],A=3*d*(n>h-4?n-h+4:0),p=4*(this._cubeSize-d);o.envMap.value=e.texture,o.roughness.value=c,o.mipInt.value=h-t,Pl(i,A,p,3*d,2*d),r.setRenderTarget(i),r.render(a,xl),o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=h-n,Pl(e,A,p,3*d,2*d),r.setRenderTarget(e),r.render(a,xl)}_blur(e,t,n,r,i){const s=this._pingPongRenderTarget;this._halfBlur(e,s,t,n,r,"latitudinal",i),this._halfBlur(s,e,n,n,r,"longitudinal",i)}_halfBlur(e,t,n,r,i,s,a){const o=this._renderer,l=this._blurMaterial;"latitudinal"!==s&&"longitudinal"!==s&&en("blur direction must be either latitudinal or longitudinal!");const u=this._lodMeshes[r];u.material=l;const c=l.uniforms,h=this._sizeLods[n]-1,d=isFinite(i)?Math.PI/(2*h):2*Math.PI/39,A=i/d,p=isFinite(i)?1+Math.floor(3*A):bl;p>bl&&Jt(`sigmaRadians, ${i}, is too large and will clip, as it requested ${p} samples when the maximum is set to 20`);const f=[];let m=0;for(let e=0;e<bl;++e){const t=e/A,n=Math.exp(-t*t/2);f.push(n),0===e?m+=n:e<p&&(m+=2*n)}for(let e=0;e<f.length;e++)f[e]=f[e]/m;c.envMap.value=e.texture,c.samples.value=p,c.weights.value=f,c.latitudinal.value="latitudinal"===s,a&&(c.poleAxis.value=a);const{_lodMax:g}=this;c.dTheta.value=d,c.mipInt.value=g-n;const _=this._sizeLods[r];Pl(t,3*_*(r>g-4?r-g+4:0),4*(this._cubeSize-_),3*_,2*_),o.setRenderTarget(t),o.render(u,xl)}};function Nl(e,t,n){const r=new kn(e,t,n);return r.texture.mapping=ce,r.texture.name="PMREM.cubeUv",r.scissorTest=!0,r}function Pl(e,t,n,r,i){e.viewport.set(t,n,r,i),e.scissor.set(t,n,r,i)}function Dl(){return new Xa({name:"EquirectangularToCubeUV",uniforms:{envMap:{value:null}},vertexShader:Il(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform sampler2D envMap;\n\n\t\t\t#include <common>\n\n\t\t\tvoid main() {\n\n\t\t\t\tvec3 outputDirection = normalize( vOutputDirection );\n\t\t\t\tvec2 uv = equirectUv( outputDirection );\n\n\t\t\t\tgl_FragColor = vec4( texture2D ( envMap, uv ).rgb, 1.0 );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function Ll(){return new Xa({name:"CubemapToCubeUV",uniforms:{envMap:{value:null},flipEnvMap:{value:-1}},vertexShader:Il(),fragmentShader:"\n\n\t\t\tprecision mediump float;\n\t\t\tprecision mediump int;\n\n\t\t\tuniform float flipEnvMap;\n\n\t\t\tvarying vec3 vOutputDirection;\n\n\t\t\tuniform samplerCube envMap;\n\n\t\t\tvoid main() {\n\n\t\t\t\tgl_FragColor = textureCube( envMap, vec3( flipEnvMap * vOutputDirection.x, vOutputDirection.yz ) );\n\n\t\t\t}\n\t\t",blending:0,depthTest:!1,depthWrite:!1})}function Il(){return"\n\n\t\tprecision mediump float;\n\t\tprecision mediump int;\n\n\t\tattribute float faceIndex;\n\n\t\tvarying vec3 vOutputDirection;\n\n\t\t// RH coordinate system; PMREM face-indexing convention\n\t\tvec3 getDirection( vec2 uv, float face ) {\n\n\t\t\tuv = 2.0 * uv - 1.0;\n\n\t\t\tvec3 direction = vec3( uv, 1.0 );\n\n\t\t\tif ( face == 0.0 ) {\n\n\t\t\t\tdirection = direction.zyx; // ( 1, v, u ) pos x\n\n\t\t\t} else if ( face == 1.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xz *= -1.0; // ( -u, 1, -v ) pos y\n\n\t\t\t} else if ( face == 2.0 ) {\n\n\t\t\t\tdirection.x *= -1.0; // ( -u, v, 1 ) pos z\n\n\t\t\t} else if ( face == 3.0 ) {\n\n\t\t\t\tdirection = direction.zyx;\n\t\t\t\tdirection.xz *= -1.0; // ( -1, v, -u ) neg x\n\n\t\t\t} else if ( face == 4.0 ) {\n\n\t\t\t\tdirection = direction.xzy;\n\t\t\t\tdirection.xy *= -1.0; // ( -u, -1, v ) neg y\n\n\t\t\t} else if ( face == 5.0 ) {\n\n\t\t\t\tdirection.z *= -1.0; // ( u, v, -1 ) neg z\n\n\t\t\t}\n\n\t\t\treturn direction;\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tvOutputDirection = getDirection( uv, faceIndex );\n\t\t\tgl_Position = vec4( position, 1.0 );\n\n\t\t}\n\t"}class Ol extends kn{constructor(e=1,t={}){super(e,e,t),this.isWebGLCubeRenderTarget=!0;const n={width:e,height:e,depth:1},r=[n,n,n,n,n,n];this.texture=new Ds(r),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const n={uniforms:{tEquirect:{value:null}},vertexShader:"\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\tvec3 transformDirection( in vec3 dir, in mat4 matrix ) {\n\n\t\t\t\t\treturn normalize( ( matrix * vec4( dir, 0.0 ) ).xyz );\n\n\t\t\t\t}\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvWorldDirection = transformDirection( position, modelMatrix );\n\n\t\t\t\t\t#include <begin_vertex>\n\t\t\t\t\t#include <project_vertex>\n\n\t\t\t\t}\n\t\t\t",fragmentShader:"\n\n\t\t\t\tuniform sampler2D tEquirect;\n\n\t\t\t\tvarying vec3 vWorldDirection;\n\n\t\t\t\t#include <common>\n\n\t\t\t\tvoid main() {\n\n\t\t\t\t\tvec3 direction = normalize( vWorldDirection );\n\n\t\t\t\t\tvec2 sampleUV = equirectUv( direction );\n\n\t\t\t\t\tgl_FragColor = texture2D( tEquirect, sampleUV );\n\n\t\t\t\t}\n\t\t\t"},r=new Us(5,5,5),i=new Xa({name:"CubemapFromEquirect",uniforms:Ga(n.uniforms),vertexShader:n.vertexShader,fragmentShader:n.fragmentShader,side:1,blending:0});i.uniforms.tEquirect.value=t;const s=new Ki(r,i),a=t.minFilter;t.minFilter===ve&&(t.minFilter=ge);return new Vo(1,10,this).update(e,s),t.minFilter=a,s.geometry.dispose(),s.material.dispose(),this}clear(e,t=!0,n=!0,r=!0){const i=e.getRenderTarget();for(let i=0;i<6;i++)e.setRenderTarget(this,i),e.clear(t,n,r);e.setRenderTarget(i)}}function Ul(e){let t=new WeakMap,n=new WeakMap,r=null;function i(e,t){return t===le?e.mapping=ae:t===ue&&(e.mapping=oe),e}function s(e){const n=e.target;n.removeEventListener("dispose",s);const r=t.get(n);void 0!==r&&(t.delete(n),r.dispose())}function a(e){const t=e.target;t.removeEventListener("dispose",a);const r=n.get(t);void 0!==r&&(n.delete(t),r.dispose())}return{get:function(o,l=!1){return null==o?null:l?function(t){if(t&&t.isTexture){const i=t.mapping,s=i===le||i===ue,o=i===ae||i===oe;if(s||o){let i=n.get(t);const l=void 0!==i?i.texture.pmremVersion:0;if(t.isRenderTargetTexture&&t.pmremVersion!==l)return null===r&&(r=new Rl(e)),i=s?r.fromEquirectangular(t,i):r.fromCubemap(t,i),i.texture.pmremVersion=t.pmremVersion,n.set(t,i),i.texture;if(void 0!==i)return i.texture;{const l=t.image;return s&&l&&l.height>0||o&&l&&function(e){let t=0;const n=6;for(let r=0;r<n;r++)void 0!==e[r]&&t++;return t===n}(l)?(null===r&&(r=new Rl(e)),i=s?r.fromEquirectangular(t):r.fromCubemap(t),i.texture.pmremVersion=t.pmremVersion,n.set(t,i),t.addEventListener("dispose",a),i.texture):null}}}return t}(o):function(n){if(n&&n.isTexture){const r=n.mapping;if(r===le||r===ue){if(t.has(n)){return i(t.get(n).texture,n.mapping)}{const r=n.image;if(r&&r.height>0){const a=new Ol(r.height);return a.fromEquirectangularTexture(e,n),t.set(n,a),n.addEventListener("dispose",s),i(a.texture,n.mapping)}return null}}}return n}(o)},dispose:function(){t=new WeakMap,n=new WeakMap,null!==r&&(r.dispose(),r=null)}}}function Bl(e){const t={};function n(n){if(void 0!==t[n])return t[n];const r=e.getExtension(n);return t[n]=r,r}return{has:function(e){return null!==n(e)},init:function(){n("EXT_color_buffer_float"),n("WEBGL_clip_cull_distance"),n("OES_texture_float_linear"),n("EXT_color_buffer_half_float"),n("WEBGL_multisampled_render_to_texture"),n("WEBGL_render_shared_exponent")},get:function(e){const t=n(e);return null===t&&tn("WebGLRenderer: "+e+" extension not supported."),t}}}function Fl(e,t,n,r){const i={},s=new WeakMap;function a(e){const o=e.target;null!==o.index&&t.remove(o.index);for(const e in o.attributes)t.remove(o.attributes[e]);o.removeEventListener("dispose",a),delete i[o.id];const l=s.get(o);l&&(t.remove(l),s.delete(o)),r.releaseStatesOfGeometry(o),!0===o.isInstancedBufferGeometry&&delete o._maxInstanceCount,n.memory.geometries--}function o(e){const n=[],r=e.index,i=e.attributes.position;let a=0;if(void 0===i)return;if(null!==r){const e=r.array;a=r.version;for(let t=0,r=e.length;t<r;t+=3){const r=e[t+0],i=e[t+1],s=e[t+2];n.push(r,i,i,s,s,r)}}else{const e=i.array;a=i.version;for(let t=0,r=e.length/3-1;t<r;t+=3){const e=t+0,r=t+1,i=t+2;n.push(e,r,r,i,i,e)}}const o=new(i.count>=65535?ci:ui)(n,1);o.version=a;const l=s.get(e);l&&t.remove(l),s.set(e,o)}return{get:function(e,t){return!0===i[t.id]||(t.addEventListener("dispose",a),i[t.id]=!0,n.memory.geometries++),t},update:function(n){const r=n.attributes;for(const n in r)t.update(r[n],e.ARRAY_BUFFER)},getWireframeAttribute:function(e){const t=s.get(e);if(t){const n=e.index;null!==n&&t.version<n.version&&o(e)}else o(e);return s.get(e)}}}function kl(e,t,n){let r,i,s;function a(t,a,o){0!==o&&(e.drawElementsInstanced(r,a,i,t*s,o),n.update(a,r,o))}this.setMode=function(e){r=e},this.setIndex=function(e){i=e.type,s=e.bytesPerElement},this.render=function(t,a){e.drawElements(r,a,i,t*s),n.update(a,r,1)},this.renderInstances=a,this.renderMultiDraw=function(e,s,a){if(0===a)return;t.get("WEBGL_multi_draw").multiDrawElementsWEBGL(r,s,0,i,e,0,a);let o=0;for(let e=0;e<a;e++)o+=s[e];n.update(o,r,1)},this.renderMultiDrawInstances=function(e,o,l,u){if(0===l)return;const c=t.get("WEBGL_multi_draw");if(null===c)for(let t=0;t<e.length;t++)a(e[t]/s,o[t],u[t]);else{c.multiDrawElementsInstancedWEBGL(r,o,0,i,e,0,u,0,l);let t=0;for(let e=0;e<l;e++)t+=o[e]*u[e];n.update(t,r,1)}}}function ql(e){const t={frame:0,calls:0,triangles:0,points:0,lines:0};return{memory:{geometries:0,textures:0},render:t,programs:null,autoReset:!0,reset:function(){t.calls=0,t.triangles=0,t.points=0,t.lines=0},update:function(n,r,i){switch(t.calls++,r){case e.TRIANGLES:t.triangles+=i*(n/3);break;case e.LINES:t.lines+=i*(n/2);break;case e.LINE_STRIP:t.lines+=i*(n-1);break;case e.LINE_LOOP:t.lines+=i*n;break;case e.POINTS:t.points+=i*n;break;default:en("WebGLInfo: Unknown draw mode:",r)}}}}function Vl(e,t,n){const r=new WeakMap,i=new Bn;return{update:function(s,a,o){const l=s.morphTargetInfluences,u=a.morphAttributes.position||a.morphAttributes.normal||a.morphAttributes.color,c=void 0!==u?u.length:0;let h=r.get(a);if(void 0===h||h.count!==c){void 0!==h&&h.texture.dispose();const d=void 0!==a.morphAttributes.position,A=void 0!==a.morphAttributes.normal,p=void 0!==a.morphAttributes.color,f=a.morphAttributes.position||[],m=a.morphAttributes.normal||[],g=a.morphAttributes.color||[];let _=0;!0===d&&(_=1),!0===A&&(_=2),!0===p&&(_=3);let v=a.attributes.position.count*_,y=1;v>t.maxTextureSize&&(y=Math.ceil(v/t.maxTextureSize),v=t.maxTextureSize);const b=new Float32Array(v*y*4*c),x=new qn(b,v,y,c);x.type=Me,x.needsUpdate=!0;const T=4*_;for(let w=0;w<c;w++){const M=f[w],E=m[w],C=g[w],R=v*y*4*w;for(let N=0;N<M.count;N++){const P=N*T;!0===d&&(i.fromBufferAttribute(M,N),b[R+P+0]=i.x,b[R+P+1]=i.y,b[R+P+2]=i.z,b[R+P+3]=0),!0===A&&(i.fromBufferAttribute(E,N),b[R+P+4]=i.x,b[R+P+5]=i.y,b[R+P+6]=i.z,b[R+P+7]=0),!0===p&&(i.fromBufferAttribute(C,N),b[R+P+8]=i.x,b[R+P+9]=i.y,b[R+P+10]=i.z,b[R+P+11]=4===C.itemSize?i.w:1)}}function S(){x.dispose(),r.delete(a),a.removeEventListener("dispose",S)}h={count:c,texture:x,size:new mn(v,y)},r.set(a,h),a.addEventListener("dispose",S)}if(!0===s.isInstancedMesh&&null!==s.morphTexture)o.getUniforms().setValue(e,"morphTexture",s.morphTexture,n);else{let D=0;for(let I=0;I<l.length;I++)D+=l[I];const L=a.morphTargetsRelative?1:1-D;o.getUniforms().setValue(e,"morphTargetBaseInfluence",L),o.getUniforms().setValue(e,"morphTargetInfluences",l)}o.getUniforms().setValue(e,"morphTargetsTexture",h.texture,n),o.getUniforms().setValue(e,"morphTargetsTextureSize",h.size)}}}function zl(e,t,n,r,i){let s=new WeakMap;function a(e){const t=e.target;t.removeEventListener("dispose",a),r.releaseStatesOfObject(t),n.remove(t.instanceMatrix),null!==t.instanceColor&&n.remove(t.instanceColor)}return{update:function(r){const o=i.render.frame,l=r.geometry,u=t.get(r,l);if(s.get(u)!==o&&(t.update(u),s.set(u,o)),r.isInstancedMesh&&(!1===r.hasEventListener("dispose",a)&&r.addEventListener("dispose",a),s.get(r)!==o&&(n.update(r.instanceMatrix,e.ARRAY_BUFFER),null!==r.instanceColor&&n.update(r.instanceColor,e.ARRAY_BUFFER),s.set(r,o))),r.isSkinnedMesh){const e=r.skeleton;s.get(e)!==o&&(e.update(),s.set(e,o))}return u},dispose:function(){s=new WeakMap}}}const Gl={[J]:"LINEAR_TONE_MAPPING",[ee]:"REINHARD_TONE_MAPPING",[te]:"CINEON_TONE_MAPPING",[ne]:"ACES_FILMIC_TONE_MAPPING",[ie]:"AGX_TONE_MAPPING",[se]:"NEUTRAL_TONE_MAPPING",[re]:"CUSTOM_TONE_MAPPING"};function Hl(e,t,n,r,i){const s=new kn(t,n,{type:e,depthBuffer:r,stencilBuffer:i}),a=new kn(t,n,{type:Ee,depthBuffer:!1,stencilBuffer:!1}),o=new Si;o.setAttribute("position",new di([-1,3,0,-1,-1,0,3,-1,0],3)),o.setAttribute("uv",new di([0,2,0,0,2,0],2));const l=new $a({uniforms:{tDiffuse:{value:null}},vertexShader:"\n\t\t\tprecision highp float;\n\n\t\t\tuniform mat4 modelViewMatrix;\n\t\t\tuniform mat4 projectionMatrix;\n\n\t\t\tattribute vec3 position;\n\t\t\tattribute vec2 uv;\n\n\t\t\tvarying vec2 vUv;\n\n\t\t\tvoid main() {\n\t\t\t\tvUv = uv;\n\t\t\t\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n\t\t\t}",fragmentShader:"\n\t\t\tprecision highp float;\n\n\t\t\tuniform sampler2D tDiffuse;\n\n\t\t\tvarying vec2 vUv;\n\n\t\t\t#include <tonemapping_pars_fragment>\n\t\t\t#include <colorspace_pars_fragment>\n\n\t\t\tvoid main() {\n\t\t\t\tgl_FragColor = texture2D( tDiffuse, vUv );\n\n\t\t\t\t#ifdef LINEAR_TONE_MAPPING\n\t\t\t\t\tgl_FragColor.rgb = LinearToneMapping( gl_FragColor.rgb );\n\t\t\t\t#elif defined( REINHARD_TONE_MAPPING )\n\t\t\t\t\tgl_FragColor.rgb = ReinhardToneMapping( gl_FragColor.rgb );\n\t\t\t\t#elif defined( CINEON_TONE_MAPPING )\n\t\t\t\t\tgl_FragColor.rgb = CineonToneMapping( gl_FragColor.rgb );\n\t\t\t\t#elif defined( ACES_FILMIC_TONE_MAPPING )\n\t\t\t\t\tgl_FragColor.rgb = 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t=A[e.type];let n;if(t){const e=hl[t];n=Wa.clone(e.uniforms)}else n=e.uniforms;return n},acquireProgram:function(t,n){let r=c.get(n);return void 0!==r?++r.usedTimes:(r=new yc(e,n,t,i),u.push(r),c.set(n,r)),r},releaseProgram:function(e){if(0===--e.usedTimes){const t=u.indexOf(e);u[t]=u[u.length-1],u.pop(),c.delete(e.cacheKey),e.destroy()}},releaseShaderCache:function(e){o.remove(e)},programs:u,dispose:function(){o.dispose()}}}function wc(){let e=new WeakMap;return{has:function(t){return e.has(t)},get:function(t){let n=e.get(t);return void 0===n&&(n={},e.set(t,n)),n},remove:function(t){e.delete(t)},update:function(t,n,r){e.get(t)[n]=r},dispose:function(){e=new WeakMap}}}function Mc(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.material.id!==t.material.id?e.material.id-t.material.id:e.materialVariant!==t.materialVariant?e.materialVariant-t.materialVariant:e.z!==t.z?e.z-t.z:e.id-t.id}function Ec(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function Cc(){const e=[];let t=0;const n=[],r=[],i=[];function s(e){let t=0;return e.isInstancedMesh&&(t+=2),e.isSkinnedMesh&&(t+=1),t}function a(n,r,i,a,o,l){let u=e[t];return void 0===u?(u={id:n.id,object:n,geometry:r,material:i,materialVariant:s(n),groupOrder:a,renderOrder:n.renderOrder,z:o,group:l},e[t]=u):(u.id=n.id,u.object=n,u.geometry=r,u.material=i,u.materialVariant=s(n),u.groupOrder=a,u.renderOrder=n.renderOrder,u.z=o,u.group=l),t++,u}return{opaque:n,transmissive:r,transparent:i,init:function(){t=0,n.length=0,r.length=0,i.length=0},push:function(e,t,s,o,l,u){const c=a(e,t,s,o,l,u);s.transmission>0?r.push(c):!0===s.transparent?i.push(c):n.push(c)},unshift:function(e,t,s,o,l,u){const c=a(e,t,s,o,l,u);s.transmission>0?r.unshift(c):!0===s.transparent?i.unshift(c):n.unshift(c)},finish:function(){for(let n=t,r=e.length;n<r;n++){const t=e[n];if(null===t.id)break;t.id=null,t.object=null,t.geometry=null,t.material=null,t.group=null}},sort:function(e,t){n.length>1&&n.sort(e||Mc),r.length>1&&r.sort(t||Ec),i.length>1&&i.sort(t||Ec)}}}function Rc(){let e=new WeakMap;return{get:function(t,n){const r=e.get(t);let i;return void 0===r?(i=new Cc,e.set(t,[i])):n>=r.length?(i=new Cc,r.push(i)):i=r[n],i},dispose:function(){e=new WeakMap}}}function Nc(){const e={};return{get:function(t){if(void 0!==e[t.id])return e[t.id];let n;switch(t.type){case"DirectionalLight":n={direction:new _n,color:new Tr};break;case"SpotLight":n={position:new _n,direction:new _n,color:new Tr,distance:0,coneCos:0,penumbraCos:0,decay:0};break;case"PointLight":n={position:new _n,color:new Tr,distance:0,decay:0};break;case"HemisphereLight":n={direction:new _n,skyColor:new Tr,groundColor:new Tr};break;case"RectAreaLight":n={color:new Tr,position:new _n,halfWidth:new _n,halfHeight:new _n}}return e[t.id]=n,n}}}let Pc=0;function Dc(e,t){return(t.castShadow?2:0)-(e.castShadow?2:0)+(t.map?1:0)-(e.map?1:0)}function Lc(e){const t=new Nc,n=function(){const e={};return{get:function(t){if(void 0!==e[t.id])return e[t.id];let n;switch(t.type){case"DirectionalLight":case"SpotLight":n={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new mn};break;case"PointLight":n={shadowIntensity:1,shadowBias:0,shadowNormalBias:0,shadowRadius:1,shadowMapSize:new mn,shadowCameraNear:1,shadowCameraFar:1e3}}return e[t.id]=n,n}}}(),r={version:0,hash:{directionalLength:-1,pointLength:-1,spotLength:-1,rectAreaLength:-1,hemiLength:-1,numDirectionalShadows:-1,numPointShadows:-1,numSpotShadows:-1,numSpotMaps:-1,numLightProbes:-1},ambient:[0,0,0],probe:[],directional:[],directionalShadow:[],directionalShadowMap:[],directionalShadowMatrix:[],spot:[],spotLightMap:[],spotShadow:[],spotShadowMap:[],spotLightMatrix:[],rectArea:[],rectAreaLTC1:null,rectAreaLTC2:null,point:[],pointShadow:[],pointShadowMap:[],pointShadowMatrix:[],hemi:[],numSpotLightShadowsWithMaps:0,numLightProbes:0};for(let e=0;e<9;e++)r.probe.push(new _n);const i=new _n,s=new zn,a=new zn;return{setup:function(i){let s=0,a=0,o=0;for(let e=0;e<9;e++)r.probe[e].set(0,0,0);let l=0,u=0,c=0,h=0,d=0,A=0,p=0,f=0,m=0,g=0,_=0;i.sort(Dc);for(let e=0,v=i.length;e<v;e++){const v=i[e],y=v.color,b=v.intensity,x=v.distance;let T=null;if(v.shadow&&v.shadow.map&&(T=v.shadow.map.texture.format===qe?v.shadow.map.texture:v.shadow.map.depthTexture||v.shadow.map.texture),v.isAmbientLight)s+=y.r*b,a+=y.g*b,o+=y.b*b;else if(v.isLightProbe){for(let e=0;e<9;e++)r.probe[e].addScaledVector(v.sh.coefficients[e],b);_++}else if(v.isDirectionalLight){const e=t.get(v);if(e.color.copy(v.color).multiplyScalar(v.intensity),v.castShadow){const e=v.shadow,t=n.get(v);t.shadowIntensity=e.intensity,t.shadowBias=e.bias,t.shadowNormalBias=e.normalBias,t.shadowRadius=e.radius,t.shadowMapSize=e.mapSize,r.directionalShadow[l]=t,r.directionalShadowMap[l]=T,r.directionalShadowMatrix[l]=v.shadow.matrix,A++}r.directional[l]=e,l++}else if(v.isSpotLight){const e=t.get(v);e.position.setFromMatrixPosition(v.matrixWorld),e.color.copy(y).multiplyScalar(b),e.distance=x,e.coneCos=Math.cos(v.angle),e.penumbraCos=Math.cos(v.angle*(1-v.penumbra)),e.decay=v.decay,r.spot[c]=e;const i=v.shadow;if(v.map&&(r.spotLightMap[m]=v.map,m++,i.updateMatrices(v),v.castShadow&&g++),r.spotLightMatrix[c]=i.matrix,v.castShadow){const e=n.get(v);e.shadowIntensity=i.intensity,e.shadowBias=i.bias,e.shadowNormalBias=i.normalBias,e.shadowRadius=i.radius,e.shadowMapSize=i.mapSize,r.spotShadow[c]=e,r.spotShadowMap[c]=T,f++}c++}else if(v.isRectAreaLight){const e=t.get(v);e.color.copy(y).multiplyScalar(b),e.halfWidth.set(.5*v.width,0,0),e.halfHeight.set(0,.5*v.height,0),r.rectArea[h]=e,h++}else if(v.isPointLight){const e=t.get(v);if(e.color.copy(v.color).multiplyScalar(v.intensity),e.distance=v.distance,e.decay=v.decay,v.castShadow){const e=v.shadow,t=n.get(v);t.shadowIntensity=e.intensity,t.shadowBias=e.bias,t.shadowNormalBias=e.normalBias,t.shadowRadius=e.radius,t.shadowMapSize=e.mapSize,t.shadowCameraNear=e.camera.near,t.shadowCameraFar=e.camera.far,r.pointShadow[u]=t,r.pointShadowMap[u]=T,r.pointShadowMatrix[u]=v.shadow.matrix,p++}r.point[u]=e,u++}else if(v.isHemisphereLight){const e=t.get(v);e.skyColor.copy(v.color).multiplyScalar(b),e.groundColor.copy(v.groundColor).multiplyScalar(b),r.hemi[d]=e,d++}}h>0&&(!0===e.has("OES_texture_float_linear")?(r.rectAreaLTC1=cl.LTC_FLOAT_1,r.rectAreaLTC2=cl.LTC_FLOAT_2):(r.rectAreaLTC1=cl.LTC_HALF_1,r.rectAreaLTC2=cl.LTC_HALF_2)),r.ambient[0]=s,r.ambient[1]=a,r.ambient[2]=o;const v=r.hash;v.directionalLength===l&&v.pointLength===u&&v.spotLength===c&&v.rectAreaLength===h&&v.hemiLength===d&&v.numDirectionalShadows===A&&v.numPointShadows===p&&v.numSpotShadows===f&&v.numSpotMaps===m&&v.numLightProbes===_||(r.directional.length=l,r.spot.length=c,r.rectArea.length=h,r.point.length=u,r.hemi.length=d,r.directionalShadow.length=A,r.directionalShadowMap.length=A,r.pointShadow.length=p,r.pointShadowMap.length=p,r.spotShadow.length=f,r.spotShadowMap.length=f,r.directionalShadowMatrix.length=A,r.pointShadowMatrix.length=p,r.spotLightMatrix.length=f+m-g,r.spotLightMap.length=m,r.numSpotLightShadowsWithMaps=g,r.numLightProbes=_,v.directionalLength=l,v.pointLength=u,v.spotLength=c,v.rectAreaLength=h,v.hemiLength=d,v.numDirectionalShadows=A,v.numPointShadows=p,v.numSpotShadows=f,v.numSpotMaps=m,v.numLightProbes=_,r.version=Pc++)},setupView:function(e,t){let n=0,o=0,l=0,u=0,c=0;const h=t.matrixWorldInverse;for(let t=0,d=e.length;t<d;t++){const d=e[t];if(d.isDirectionalLight){const e=r.directional[n];e.direction.setFromMatrixPosition(d.matrixWorld),i.setFromMatrixPosition(d.target.matrixWorld),e.direction.sub(i),e.direction.transformDirection(h),n++}else if(d.isSpotLight){const e=r.spot[l];e.position.setFromMatrixPosition(d.matrixWorld),e.position.applyMatrix4(h),e.direction.setFromMatrixPosition(d.matrixWorld),i.setFromMatrixPosition(d.target.matrixWorld),e.direction.sub(i),e.direction.transformDirection(h),l++}else if(d.isRectAreaLight){const e=r.rectArea[u];e.position.setFromMatrixPosition(d.matrixWorld),e.position.applyMatrix4(h),a.identity(),s.copy(d.matrixWorld),s.premultiply(h),a.extractRotation(s),e.halfWidth.set(.5*d.width,0,0),e.halfHeight.set(0,.5*d.height,0),e.halfWidth.applyMatrix4(a),e.halfHeight.applyMatrix4(a),u++}else if(d.isPointLight){const e=r.point[o];e.position.setFromMatrixPosition(d.matrixWorld),e.position.applyMatrix4(h),o++}else if(d.isHemisphereLight){const e=r.hemi[c];e.direction.setFromMatrixPosition(d.matrixWorld),e.direction.transformDirection(h),c++}}},state:r}}function Ic(e){const t=new Lc(e),n=[],r=[];const i={lightsArray:n,shadowsArray:r,camera:null,lights:t,transmissionRenderTarget:{}};return{init:function(e){i.camera=e,n.length=0,r.length=0},state:i,setupLights:function(){t.setup(n)},setupLightsView:function(e){t.setupView(n,e)},pushLight:function(e){n.push(e)},pushShadow:function(e){r.push(e)}}}function Oc(e){let t=new WeakMap;return{get:function(n,r=0){const i=t.get(n);let s;return void 0===i?(s=new Ic(e),t.set(n,[s])):r>=i.length?(s=new Ic(e),i.push(s)):s=i[r],s},dispose:function(){t=new WeakMap}}}const Uc=[new _n(1,0,0),new _n(-1,0,0),new _n(0,1,0),new _n(0,-1,0),new _n(0,0,1),new _n(0,0,-1)],Bc=[new _n(0,-1,0),new _n(0,-1,0),new _n(0,0,1),new _n(0,0,-1),new _n(0,-1,0),new _n(0,-1,0)],Fc=new zn,kc=new _n,qc=new _n;function Vc(e,t,n){let r=new ls;const i=new mn,s=new mn,a=new Bn,o=new to,l=new 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vec2( 0.0, uvOffset ) * radius ) / resolution ).r;\n\t\t\tmean += depth;\n\t\t\tsquared_mean += depth * depth;\n\t\t#endif\n\t}\n\tmean = mean / samples;\n\tsquared_mean = squared_mean / samples;\n\tfloat std_dev = sqrt( max( 0.0, squared_mean - mean * mean ) );\n\tgl_FragColor = vec4( mean, std_dev, 0.0, 1.0 );\n}"}),A=d.clone();A.defines.HORIZONTAL_PASS=1;const p=new Si;p.setAttribute("position",new li(new Float32Array([-1,-1,.5,3,-1,.5,-1,3,.5]),3));const f=new Ki(p,d),m=this;this.enabled=!1,this.autoUpdate=!0,this.needsUpdate=!1,this.type=1;let g=this.type;function _(n,r){const s=t.update(f);d.defines.VSM_SAMPLES!==n.blurSamples&&(d.defines.VSM_SAMPLES=n.blurSamples,A.defines.VSM_SAMPLES=n.blurSamples,d.needsUpdate=!0,A.needsUpdate=!0),null===n.mapPass&&(n.mapPass=new kn(i.x,i.y,{format:qe,type:Ee})),d.uniforms.shadow_pass.value=n.map.depthTexture,d.uniforms.resolution.value=n.mapSize,d.uniforms.radius.value=n.radius,e.setRenderTarget(n.mapPass),e.clear(),e.renderBufferDirect(r,null,s,d,f,null),A.uniforms.shadow_pass.value=n.mapPass.texture,A.uniforms.resolution.value=n.mapSize,A.uniforms.radius.value=n.radius,e.setRenderTarget(n.map),e.clear(),e.renderBufferDirect(r,null,s,A,f,null)}function v(t,n,r,i){let s=null;const a=!0===r.isPointLight?t.customDistanceMaterial:t.customDepthMaterial;if(void 0!==a)s=a;else if(s=!0===r.isPointLight?l:o,e.localClippingEnabled&&!0===n.clipShadows&&Array.isArray(n.clippingPlanes)&&0!==n.clippingPlanes.length||n.displacementMap&&0!==n.displacementScale||n.alphaMap&&n.alphaTest>0||n.map&&n.alphaTest>0||!0===n.alphaToCoverage){const e=s.uuid,t=n.uuid;let r=u[e];void 0===r&&(r={},u[e]=r);let i=r[t];void 0===i&&(i=s.clone(),r[t]=i,n.addEventListener("dispose",S)),s=i}if(s.visible=n.visible,s.wireframe=n.wireframe,s.side=3===i?null!==n.shadowSide?n.shadowSide:n.side:null!==n.shadowSide?n.shadowSide:h[n.side],s.alphaMap=n.alphaMap,s.alphaTest=!0===n.alphaToCoverage?.5:n.alphaTest,s.map=n.map,s.clipShadows=n.clipShadows,s.clippingPlanes=n.clippingPlanes,s.clipIntersection=n.clipIntersection,s.displacementMap=n.displacementMap,s.displacementScale=n.displacementScale,s.displacementBias=n.displacementBias,s.wireframeLinewidth=n.wireframeLinewidth,s.linewidth=n.linewidth,!0===r.isPointLight&&!0===s.isMeshDistanceMaterial){e.properties.get(s).light=r}return s}function y(n,i,s,a,o){if(!1===n.visible)return;if(n.layers.test(i.layers)&&(n.isMesh||n.isLine||n.isPoints)&&(n.castShadow||n.receiveShadow&&3===o)&&(!n.frustumCulled||r.intersectsObject(n))){n.modelViewMatrix.multiplyMatrices(s.matrixWorldInverse,n.matrixWorld);const r=t.update(n),l=n.material;if(Array.isArray(l)){const t=r.groups;for(let u=0,c=t.length;u<c;u++){const c=t[u],h=l[c.materialIndex];if(h&&h.visible){const t=v(n,h,a,o);n.onBeforeShadow(e,n,i,s,r,t,c),e.renderBufferDirect(s,null,r,t,n,c),n.onAfterShadow(e,n,i,s,r,t,c)}}}else if(l.visible){const t=v(n,l,a,o);n.onBeforeShadow(e,n,i,s,r,t,null),e.renderBufferDirect(s,null,r,t,n,null),n.onAfterShadow(e,n,i,s,r,t,null)}}const l=n.children;for(let e=0,t=l.length;e<t;e++)y(l[e],i,s,a,o)}function S(e){e.target.removeEventListener("dispose",S);for(const t in u){const n=u[t],r=e.target.uuid;if(r in n){n[r].dispose(),delete n[r]}}}this.render=function(t,n,o){if(!1===m.enabled)return;if(!1===m.autoUpdate&&!1===m.needsUpdate)return;if(0===t.length)return;2===this.type&&(Jt("WebGLShadowMap: PCFSoftShadowMap has been deprecated. 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le(t,n,r,i,s,a,o,l,u,c){if(0!==t){if(!1===d&&(ie(e.BLEND),d=!0),5===t)s=s||n,a=a||r,o=o||i,n===p&&s===g||(e.blendEquationSeparate(ae[n],ae[s]),p=n,g=s),r===f&&i===m&&a===_&&o===v||(e.blendFuncSeparate(oe[r],oe[i],oe[a],oe[o]),f=r,m=i,_=a,v=o),!1!==l.equals(y)&&u===b||(e.blendColor(l.r,l.g,l.b,u),y.copy(l),b=u),A=t,x=!1;else if(t!==A||c!==x){if(p===S&&g===S||(e.blendEquation(e.FUNC_ADD),p=S,g=S),c)switch(t){case 1:e.blendFuncSeparate(e.ONE,e.ONE_MINUS_SRC_ALPHA,e.ONE,e.ONE_MINUS_SRC_ALPHA);break;case 2:e.blendFunc(e.ONE,e.ONE);break;case 3:e.blendFuncSeparate(e.ZERO,e.ONE_MINUS_SRC_COLOR,e.ZERO,e.ONE);break;case 4:e.blendFuncSeparate(e.DST_COLOR,e.ONE_MINUS_SRC_ALPHA,e.ZERO,e.ONE);break;default:en("WebGLState: Invalid blending: ",t)}else switch(t){case 1:e.blendFuncSeparate(e.SRC_ALPHA,e.ONE_MINUS_SRC_ALPHA,e.ONE,e.ONE_MINUS_SRC_ALPHA);break;case 2:e.blendFuncSeparate(e.SRC_ALPHA,e.ONE,e.ONE,e.ONE);break;case 3:en("WebGLState: SubtractiveBlending requires material.premultipliedAlpha = 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WeakMap,c=[],h=null,d=!1,A=null,p=null,f=null,m=null,g=null,_=null,v=null,y=new Tr(0,0,0),b=0,x=!1,T=null,z=null,G=null,H=null,j=null,ee.set(0,0,e.canvas.width,e.canvas.height),te.set(0,0,e.canvas.width,e.canvas.height),n.reset(),r.reset(),i.reset()}}}function Gc(e,t,n,r,i,s,a){const o=t.has("WEBGL_multisampled_render_to_texture")?t.get("WEBGL_multisampled_render_to_texture"):null,l="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),u=new mn,c=new WeakMap;let h;const d=new WeakMap;let A=!1;try{A="undefined"!=typeof OffscreenCanvas&&null!==new OffscreenCanvas(1,1).getContext("2d")}catch(e){}function p(e,t){return A?new OffscreenCanvas(e,t):$t("canvas")}function f(e,t,n){let r=1;const i=G(e);if((i.width>n||i.height>n)&&(r=n/Math.max(i.width,i.height)),r<1){if("undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof 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o=r;if(r===e.RED&&(i===e.FLOAT&&(o=e.R32F),i===e.HALF_FLOAT&&(o=e.R16F),i===e.UNSIGNED_BYTE&&(o=e.R8)),r===e.RED_INTEGER&&(i===e.UNSIGNED_BYTE&&(o=e.R8UI),i===e.UNSIGNED_SHORT&&(o=e.R16UI),i===e.UNSIGNED_INT&&(o=e.R32UI),i===e.BYTE&&(o=e.R8I),i===e.SHORT&&(o=e.R16I),i===e.INT&&(o=e.R32I)),r===e.RG&&(i===e.FLOAT&&(o=e.RG32F),i===e.HALF_FLOAT&&(o=e.RG16F),i===e.UNSIGNED_BYTE&&(o=e.RG8)),r===e.RG_INTEGER&&(i===e.UNSIGNED_BYTE&&(o=e.RG8UI),i===e.UNSIGNED_SHORT&&(o=e.RG16UI),i===e.UNSIGNED_INT&&(o=e.RG32UI),i===e.BYTE&&(o=e.RG8I),i===e.SHORT&&(o=e.RG16I),i===e.INT&&(o=e.RG32I)),r===e.RGB_INTEGER&&(i===e.UNSIGNED_BYTE&&(o=e.RGB8UI),i===e.UNSIGNED_SHORT&&(o=e.RGB16UI),i===e.UNSIGNED_INT&&(o=e.RGB32UI),i===e.BYTE&&(o=e.RGB8I),i===e.SHORT&&(o=e.RGB16I),i===e.INT&&(o=e.RGB32I)),r===e.RGBA_INTEGER&&(i===e.UNSIGNED_BYTE&&(o=e.RGBA8UI),i===e.UNSIGNED_SHORT&&(o=e.RGBA16UI),i===e.UNSIGNED_INT&&(o=e.RGBA32UI),i===e.BYTE&&(o=e.RGBA8I),i===e.SHORT&&(o=e.RGBA16I),i===e.INT&&(o=e.RGBA32I)),r===e.RGB&&(i===e.UNSIGNED_INT_5_9_9_9_REV&&(o=e.RGB9_E5),i===e.UNSIGNED_INT_10F_11F_11F_REV&&(o=e.R11F_G11F_B10F)),r===e.RGBA){const t=a?Ct:Mn.getTransfer(s);i===e.FLOAT&&(o=e.RGBA32F),i===e.HALF_FLOAT&&(o=e.RGBA16F),i===e.UNSIGNED_BYTE&&(o=t===Rt?e.SRGB8_ALPHA8:e.RGBA8),i===e.UNSIGNED_SHORT_4_4_4_4&&(o=e.RGBA4),i===e.UNSIGNED_SHORT_5_5_5_1&&(o=e.RGB5_A1)}return o!==e.R16F&&o!==e.R32F&&o!==e.RG16F&&o!==e.RG32F&&o!==e.RGBA16F&&o!==e.RGBA32F||t.get("EXT_color_buffer_float"),o}function y(t,n){let r;return t?null===n||n===we||n===Ne?r=e.DEPTH24_STENCIL8:n===Me?r=e.DEPTH32F_STENCIL8:n===Te&&(r=e.DEPTH24_STENCIL8,Jt("DepthTexture: 16 bit depth attachment is not supported with stencil. 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OES_texture_float_linear not supported on this device."),e.texParameteri(n,e.TEXTURE_WRAP_S,E[s.wrapS]),e.texParameteri(n,e.TEXTURE_WRAP_T,E[s.wrapT]),n!==e.TEXTURE_3D&&n!==e.TEXTURE_2D_ARRAY||e.texParameteri(n,e.TEXTURE_WRAP_R,E[s.wrapR]),e.texParameteri(n,e.TEXTURE_MAG_FILTER,C[s.magFilter]),e.texParameteri(n,e.TEXTURE_MIN_FILTER,C[s.minFilter]),s.compareFunction&&(e.texParameteri(n,e.TEXTURE_COMPARE_MODE,e.COMPARE_REF_TO_TEXTURE),e.texParameteri(n,e.TEXTURE_COMPARE_FUNC,R[s.compareFunction])),!0===t.has("EXT_texture_filter_anisotropic")){if(s.magFilter===pe)return;if(s.minFilter!==me&&s.minFilter!==ve)return;if(s.type===Me&&!1===t.has("OES_texture_float_linear"))return;if(s.anisotropy>1||r.get(s).__currentAnisotropy){const a=t.get("EXT_texture_filter_anisotropic");e.texParameterf(n,a.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(s.anisotropy,i.getMaxAnisotropy())),r.get(s).__currentAnisotropy=s.anisotropy}}}function P(t,n){let r=!1;void 0===t.__webglInit&&(t.__webglInit=!0,n.addEventListener("dispose",x));const i=n.source;let s=d.get(i);void 0===s&&(s={},d.set(i,s));const o=function(e){const t=[];return t.push(e.wrapS),t.push(e.wrapT),t.push(e.wrapR||0),t.push(e.magFilter),t.push(e.minFilter),t.push(e.anisotropy),t.push(e.internalFormat),t.push(e.format),t.push(e.type),t.push(e.generateMipmaps),t.push(e.premultiplyAlpha),t.push(e.flipY),t.push(e.unpackAlignment),t.push(e.colorSpace),t.join()}(n);if(o!==t.__cacheKey){void 0===s[o]&&(s[o]={texture:e.createTexture(),usedTimes:0},a.memory.textures++,r=!0),s[o].usedTimes++;const i=s[t.__cacheKey];void 0!==i&&(s[t.__cacheKey].usedTimes--,0===i.usedTimes&&S(n)),t.__cacheKey=o,t.__webglTexture=s[o].texture}return r}function D(e,t,n){return Math.floor(Math.floor(e/n)/t)}function L(t,a,o){let l=e.TEXTURE_2D;(a.isDataArrayTexture||a.isCompressedArrayTexture)&&(l=e.TEXTURE_2D_ARRAY),a.isData3DTexture&&(l=e.TEXTURE_3D);const u=P(t,a),c=a.source;n.bindTexture(l,t.__webglTexture,e.TEXTURE0+o);const h=r.get(c);if(c.version!==h.__version||!0===u){n.activeTexture(e.TEXTURE0+o);const t=Mn.getPrimaries(Mn.workingColorSpace),r=a.colorSpace===wt?null:Mn.getPrimaries(a.colorSpace),d=a.colorSpace===wt||t===r?e.NONE:e.BROWSER_DEFAULT_WEBGL;e.pixelStorei(e.UNPACK_FLIP_Y_WEBGL,a.flipY),e.pixelStorei(e.UNPACK_PREMULTIPLY_ALPHA_WEBGL,a.premultiplyAlpha),e.pixelStorei(e.UNPACK_ALIGNMENT,a.unpackAlignment),e.pixelStorei(e.UNPACK_COLORSPACE_CONVERSION_WEBGL,d);let A=f(a.image,!1,i.maxTextureSize);A=z(a,A);const p=s.convert(a.format,a.colorSpace),_=s.convert(a.type);let x,T=v(a.internalFormat,p,_,a.colorSpace,a.isVideoTexture);N(l,a);const S=a.mipmaps,w=!0!==a.isVideoTexture,M=void 0===h.__version||!0===u,E=c.dataReady,C=b(a,A);if(a.isDepthTexture)T=y(a.format===Be,a.type),M&&(w?n.texStorage2D(e.TEXTURE_2D,1,T,A.width,A.height):n.texImage2D(e.TEXTURE_2D,0,T,A.width,A.height,0,p,_,null));else if(a.isDataTexture)if(S.length>0){w&&M&&n.texStorage2D(e.TEXTURE_2D,C,T,S[0].width,S[0].height);for(let t=0,r=S.length;t<r;t++)x=S[t],w?E&&n.texSubImage2D(e.TEXTURE_2D,t,0,0,x.width,x.height,p,_,x.data):n.texImage2D(e.TEXTURE_2D,t,T,x.width,x.height,0,p,_,x.data);a.generateMipmaps=!1}else w?(M&&n.texStorage2D(e.TEXTURE_2D,C,T,A.width,A.height),E&&function(t,r,i,s){const a=t.updateRanges;if(0===a.length)n.texSubImage2D(e.TEXTURE_2D,0,0,0,r.width,r.height,i,s,r.data);else{a.sort((e,t)=>e.start-t.start);let o=0;for(let e=1;e<a.length;e++){const t=a[o],n=a[e],i=t.start+t.count,s=D(n.start,r.width,4),l=D(t.start,r.width,4);n.start<=i+1&&s===l&&D(n.start+n.count-1,r.width,4)===s?t.count=Math.max(t.count,n.start+n.count-t.start):(++o,a[o]=n)}a.length=o+1;const l=e.getParameter(e.UNPACK_ROW_LENGTH),u=e.getParameter(e.UNPACK_SKIP_PIXELS),c=e.getParameter(e.UNPACK_SKIP_ROWS);e.pixelStorei(e.UNPACK_ROW_LENGTH,r.width);for(let t=0,o=a.length;t<o;t++){const o=a[t],l=Math.floor(o.start/4),u=Math.ceil(o.count/4),c=l%r.width,h=Math.floor(l/r.width),d=u,A=1;e.pixelStorei(e.UNPACK_SKIP_PIXELS,c),e.pixelStorei(e.UNPACK_SKIP_ROWS,h),n.texSubImage2D(e.TEXTURE_2D,0,c,h,d,A,i,s,r.data)}t.clearUpdateRanges(),e.pixelStorei(e.UNPACK_ROW_LENGTH,l),e.pixelStorei(e.UNPACK_SKIP_PIXELS,u),e.pixelStorei(e.UNPACK_SKIP_ROWS,c)}}(a,A,p,_)):n.texImage2D(e.TEXTURE_2D,0,T,A.width,A.height,0,p,_,A.data);else if(a.isCompressedTexture)if(a.isCompressedArrayTexture){w&&M&&n.texStorage3D(e.TEXTURE_2D_ARRAY,C,T,S[0].width,S[0].height,A.depth);for(let t=0,r=S.length;t<r;t++)if(x=S[t],a.format!==Oe)if(null!==p)if(w){if(E)if(a.layerUpdates.size>0){const r=al(x.width,x.height,a.format,a.type);for(const i of a.layerUpdates){const s=x.data.subarray(i*r/x.data.BYTES_PER_ELEMENT,(i+1)*r/x.data.BYTES_PER_ELEMENT);n.compressedTexSubImage3D(e.TEXTURE_2D_ARRAY,t,0,0,i,x.width,x.height,1,p,s)}a.clearLayerUpdates()}else n.compressedTexSubImage3D(e.TEXTURE_2D_ARRAY,t,0,0,0,x.width,x.height,A.depth,p,x.data)}else n.compressedTexImage3D(e.TEXTURE_2D_ARRAY,t,T,x.width,x.height,A.depth,0,x.data,0,0);else Jt("WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()");else w?E&&n.texSubImage3D(e.TEXTURE_2D_ARRAY,t,0,0,0,x.width,x.height,A.depth,p,_,x.data):n.texImage3D(e.TEXTURE_2D_ARRAY,t,T,x.width,x.height,A.depth,0,p,_,x.data)}else{w&&M&&n.texStorage2D(e.TEXTURE_2D,C,T,S[0].width,S[0].height);for(let t=0,r=S.length;t<r;t++)x=S[t],a.format!==Oe?null!==p?w?E&&n.compressedTexSubImage2D(e.TEXTURE_2D,t,0,0,x.width,x.height,p,x.data):n.compressedTexImage2D(e.TEXTURE_2D,t,T,x.width,x.height,0,x.data):Jt("WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()"):w?E&&n.texSubImage2D(e.TEXTURE_2D,t,0,0,x.width,x.height,p,_,x.data):n.texImage2D(e.TEXTURE_2D,t,T,x.width,x.height,0,p,_,x.data)}else if(a.isDataArrayTexture)if(w){if(M&&n.texStorage3D(e.TEXTURE_2D_ARRAY,C,T,A.width,A.height,A.depth),E)if(a.layerUpdates.size>0){const t=al(A.width,A.height,a.format,a.type);for(const r of a.layerUpdates){const i=A.data.subarray(r*t/A.data.BYTES_PER_ELEMENT,(r+1)*t/A.data.BYTES_PER_ELEMENT);n.texSubImage3D(e.TEXTURE_2D_ARRAY,0,0,0,r,A.width,A.height,1,p,_,i)}a.clearLayerUpdates()}else n.texSubImage3D(e.TEXTURE_2D_ARRAY,0,0,0,0,A.width,A.height,A.depth,p,_,A.data)}else n.texImage3D(e.TEXTURE_2D_ARRAY,0,T,A.width,A.height,A.depth,0,p,_,A.data);else if(a.isData3DTexture)w?(M&&n.texStorage3D(e.TEXTURE_3D,C,T,A.width,A.height,A.depth),E&&n.texSubImage3D(e.TEXTURE_3D,0,0,0,0,A.width,A.height,A.depth,p,_,A.data)):n.texImage3D(e.TEXTURE_3D,0,T,A.width,A.height,A.depth,0,p,_,A.data);else if(a.isFramebufferTexture){if(M)if(w)n.texStorage2D(e.TEXTURE_2D,C,T,A.width,A.height);else{let t=A.width,r=A.height;for(let i=0;i<C;i++)n.texImage2D(e.TEXTURE_2D,i,T,t,r,0,p,_,null),t>>=1,r>>=1}}else if(S.length>0){if(w&&M){const t=G(S[0]);n.texStorage2D(e.TEXTURE_2D,C,T,t.width,t.height)}for(let t=0,r=S.length;t<r;t++)x=S[t],w?E&&n.texSubImage2D(e.TEXTURE_2D,t,0,0,p,_,x):n.texImage2D(e.TEXTURE_2D,t,T,p,_,x);a.generateMipmaps=!1}else if(w){if(M){const t=G(A);n.texStorage2D(e.TEXTURE_2D,C,T,t.width,t.height)}E&&n.texSubImage2D(e.TEXTURE_2D,0,0,0,p,_,A)}else n.texImage2D(e.TEXTURE_2D,0,T,p,_,A);m(a)&&g(l),h.__version=c.version,a.onUpdate&&a.onUpdate(a)}t.__version=a.version}function I(t,i,a,l,u,c){const h=s.convert(a.format,a.colorSpace),d=s.convert(a.type),A=v(a.internalFormat,h,d,a.colorSpace),p=r.get(i),f=r.get(a);if(f.__renderTarget=i,!p.__hasExternalTextures){const t=Math.max(1,i.width>>c),r=Math.max(1,i.height>>c);u===e.TEXTURE_3D||u===e.TEXTURE_2D_ARRAY?n.texImage3D(u,c,A,t,r,i.depth,0,h,d,null):n.texImage2D(u,c,A,t,r,0,h,d,null)}n.bindFramebuffer(e.FRAMEBUFFER,t),V(i)?o.framebufferTexture2DMultisampleEXT(e.FRAMEBUFFER,l,u,f.__webglTexture,0,q(i)):(u===e.TEXTURE_2D||u>=e.TEXTURE_CUBE_MAP_POSITIVE_X&&u<=e.TEXTURE_CUBE_MAP_NEGATIVE_Z)&&e.framebufferTexture2D(e.FRAMEBUFFER,l,u,f.__webglTexture,c),n.bindFramebuffer(e.FRAMEBUFFER,null)}function O(t,n,r){if(e.bindRenderbuffer(e.RENDERBUFFER,t),n.depthBuffer){const i=n.depthTexture,s=i&&i.isDepthTexture?i.type:null,a=y(n.stencilBuffer,s),l=n.stencilBuffer?e.DEPTH_STENCIL_ATTACHMENT:e.DEPTH_ATTACHMENT;V(n)?o.renderbufferStorageMultisampleEXT(e.RENDERBUFFER,q(n),a,n.width,n.height):r?e.renderbufferStorageMultisample(e.RENDERBUFFER,q(n),a,n.width,n.height):e.renderbufferStorage(e.RENDERBUFFER,a,n.width,n.height),e.framebufferRenderbuffer(e.FRAMEBUFFER,l,e.RENDERBUFFER,t)}else{const t=n.textures;for(let i=0;i<t.length;i++){const a=t[i],l=s.convert(a.format,a.colorSpace),u=s.convert(a.type),c=v(a.internalFormat,l,u,a.colorSpace);V(n)?o.renderbufferStorageMultisampleEXT(e.RENDERBUFFER,q(n),c,n.width,n.height):r?e.renderbufferStorageMultisample(e.RENDERBUFFER,q(n),c,n.width,n.height):e.renderbufferStorage(e.RENDERBUFFER,c,n.width,n.height)}}e.bindRenderbuffer(e.RENDERBUFFER,null)}function U(t,i,a){const l=!0===i.isWebGLCubeRenderTarget;if(n.bindFramebuffer(e.FRAMEBUFFER,t),!i.depthTexture||!i.depthTexture.isDepthTexture)throw new Error("renderTarget.depthTexture must be an instance of THREE.DepthTexture");const u=r.get(i.depthTexture);if(u.__renderTarget=i,u.__webglTexture&&i.depthTexture.image.width===i.width&&i.depthTexture.image.height===i.height||(i.depthTexture.image.width=i.width,i.depthTexture.image.height=i.height,i.depthTexture.needsUpdate=!0),l){if(void 0===u.__webglInit&&(u.__webglInit=!0,i.depthTexture.addEventListener("dispose",x)),void 0===u.__webglTexture){u.__webglTexture=e.createTexture(),n.bindTexture(e.TEXTURE_CUBE_MAP,u.__webglTexture),N(e.TEXTURE_CUBE_MAP,i.depthTexture);const t=s.convert(i.depthTexture.format),r=s.convert(i.depthTexture.type);let a;i.depthTexture.format===Ue?a=e.DEPTH_COMPONENT24:i.depthTexture.format===Be&&(a=e.DEPTH24_STENCIL8);for(let n=0;n<6;n++)e.texImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+n,0,a,i.width,i.height,0,t,r,null)}}else M(i.depthTexture,0);const c=u.__webglTexture,h=q(i),d=l?e.TEXTURE_CUBE_MAP_POSITIVE_X+a:e.TEXTURE_2D,A=i.depthTexture.format===Be?e.DEPTH_STENCIL_ATTACHMENT:e.DEPTH_ATTACHMENT;if(i.depthTexture.format===Ue)V(i)?o.framebufferTexture2DMultisampleEXT(e.FRAMEBUFFER,A,d,c,0,h):e.framebufferTexture2D(e.FRAMEBUFFER,A,d,c,0);else{if(i.depthTexture.format!==Be)throw new Error("Unknown depthTexture format");V(i)?o.framebufferTexture2DMultisampleEXT(e.FRAMEBUFFER,A,d,c,0,h):e.framebufferTexture2D(e.FRAMEBUFFER,A,d,c,0)}}function B(t){const i=r.get(t),s=!0===t.isWebGLCubeRenderTarget;if(i.__boundDepthTexture!==t.depthTexture){const e=t.depthTexture;if(i.__depthDisposeCallback&&i.__depthDisposeCallback(),e){const t=()=>{delete i.__boundDepthTexture,delete i.__depthDisposeCallback,e.removeEventListener("dispose",t)};e.addEventListener("dispose",t),i.__depthDisposeCallback=t}i.__boundDepthTexture=e}if(t.depthTexture&&!i.__autoAllocateDepthBuffer)if(s)for(let e=0;e<6;e++)U(i.__webglFramebuffer[e],t,e);else{const e=t.texture.mipmaps;e&&e.length>0?U(i.__webglFramebuffer[0],t,0):U(i.__webglFramebuffer,t,0)}else if(s){i.__webglDepthbuffer=[];for(let r=0;r<6;r++)if(n.bindFramebuffer(e.FRAMEBUFFER,i.__webglFramebuffer[r]),void 0===i.__webglDepthbuffer[r])i.__webglDepthbuffer[r]=e.createRenderbuffer(),O(i.__webglDepthbuffer[r],t,!1);else{const n=t.stencilBuffer?e.DEPTH_STENCIL_ATTACHMENT:e.DEPTH_ATTACHMENT,s=i.__webglDepthbuffer[r];e.bindRenderbuffer(e.RENDERBUFFER,s),e.framebufferRenderbuffer(e.FRAMEBUFFER,n,e.RENDERBUFFER,s)}}else{const r=t.texture.mipmaps;if(r&&r.length>0?n.bindFramebuffer(e.FRAMEBUFFER,i.__webglFramebuffer[0]):n.bindFramebuffer(e.FRAMEBUFFER,i.__webglFramebuffer),void 0===i.__webglDepthbuffer)i.__webglDepthbuffer=e.createRenderbuffer(),O(i.__webglDepthbuffer,t,!1);else{const n=t.stencilBuffer?e.DEPTH_STENCIL_ATTACHMENT:e.DEPTH_ATTACHMENT,r=i.__webglDepthbuffer;e.bindRenderbuffer(e.RENDERBUFFER,r),e.framebufferRenderbuffer(e.FRAMEBUFFER,n,e.RENDERBUFFER,r)}}n.bindFramebuffer(e.FRAMEBUFFER,null)}const F=[],k=[];function q(e){return Math.min(i.maxSamples,e.samples)}function V(e){const n=r.get(e);return e.samples>0&&!0===t.has("WEBGL_multisampled_render_to_texture")&&!1!==n.__useRenderToTexture}function z(e,t){const n=e.colorSpace,r=e.format,i=e.type;return!0===e.isCompressedTexture||!0===e.isVideoTexture||n!==Et&&n!==wt&&(Mn.getTransfer(n)===Rt?r===Oe&&i===ye||Jt("WebGLTextures: sRGB encoded textures have to use RGBAFormat and UnsignedByteType."):en("WebGLTextures: Unsupported texture color space:",n)),t}function G(e){return"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement?(u.width=e.naturalWidth||e.width,u.height=e.naturalHeight||e.height):"undefined"!=typeof VideoFrame&&e instanceof VideoFrame?(u.width=e.displayWidth,u.height=e.displayHeight):(u.width=e.width,u.height=e.height),u}this.allocateTextureUnit=function(){const e=w;return e>=i.maxTextures&&Jt("WebGLTextures: Trying to use "+e+" texture units while this GPU supports only "+i.maxTextures),w+=1,e},this.resetTextureUnits=function(){w=0},this.setTexture2D=M,this.setTexture2DArray=function(t,i){const s=r.get(t);!1===t.isRenderTargetTexture&&t.version>0&&s.__version!==t.version?L(s,t,i):(t.isExternalTexture&&(s.__webglTexture=t.sourceTexture?t.sourceTexture:null),n.bindTexture(e.TEXTURE_2D_ARRAY,s.__webglTexture,e.TEXTURE0+i))},this.setTexture3D=function(t,i){const s=r.get(t);!1===t.isRenderTargetTexture&&t.version>0&&s.__version!==t.version?L(s,t,i):n.bindTexture(e.TEXTURE_3D,s.__webglTexture,e.TEXTURE0+i)},this.setTextureCube=function(t,a){const o=r.get(t);!0!==t.isCubeDepthTexture&&t.version>0&&o.__version!==t.version?function(t,a,o){if(6!==a.image.length)return;const l=P(t,a),u=a.source;n.bindTexture(e.TEXTURE_CUBE_MAP,t.__webglTexture,e.TEXTURE0+o);const c=r.get(u);if(u.version!==c.__version||!0===l){n.activeTexture(e.TEXTURE0+o);const t=Mn.getPrimaries(Mn.workingColorSpace),r=a.colorSpace===wt?null:Mn.getPrimaries(a.colorSpace),h=a.colorSpace===wt||t===r?e.NONE:e.BROWSER_DEFAULT_WEBGL;e.pixelStorei(e.UNPACK_FLIP_Y_WEBGL,a.flipY),e.pixelStorei(e.UNPACK_PREMULTIPLY_ALPHA_WEBGL,a.premultiplyAlpha),e.pixelStorei(e.UNPACK_ALIGNMENT,a.unpackAlignment),e.pixelStorei(e.UNPACK_COLORSPACE_CONVERSION_WEBGL,h);const d=a.isCompressedTexture||a.image[0].isCompressedTexture,A=a.image[0]&&a.image[0].isDataTexture,p=[];for(let e=0;e<6;e++)p[e]=d||A?A?a.image[e].image:a.image[e]:f(a.image[e],!0,i.maxCubemapSize),p[e]=z(a,p[e]);const _=p[0],y=s.convert(a.format,a.colorSpace),x=s.convert(a.type),T=v(a.internalFormat,y,x,a.colorSpace),S=!0!==a.isVideoTexture,w=void 0===c.__version||!0===l,M=u.dataReady;let E,C=b(a,_);if(N(e.TEXTURE_CUBE_MAP,a),d){S&&w&&n.texStorage2D(e.TEXTURE_CUBE_MAP,C,T,_.width,_.height);for(let t=0;t<6;t++){E=p[t].mipmaps;for(let r=0;r<E.length;r++){const i=E[r];a.format!==Oe?null!==y?S?M&&n.compressedTexSubImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+t,r,0,0,i.width,i.height,y,i.data):n.compressedTexImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+t,r,T,i.width,i.height,0,i.data):Jt("WebGLRenderer: Attempt to load unsupported compressed texture format in .setTextureCube()"):S?M&&n.texSubImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+t,r,0,0,i.width,i.height,y,x,i.data):n.texImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+t,r,T,i.width,i.height,0,y,x,i.data)}}}else{if(E=a.mipmaps,S&&w){E.length>0&&C++;const t=G(p[0]);n.texStorage2D(e.TEXTURE_CUBE_MAP,C,T,t.width,t.height)}for(let t=0;t<6;t++)if(A){S?M&&n.texSubImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+t,0,0,0,p[t].width,p[t].height,y,x,p[t].data):n.texImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+t,0,T,p[t].width,p[t].height,0,y,x,p[t].data);for(let r=0;r<E.length;r++){const i=E[r].image[t].image;S?M&&n.texSubImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+t,r+1,0,0,i.width,i.height,y,x,i.data):n.texImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+t,r+1,T,i.width,i.height,0,y,x,i.data)}}else{S?M&&n.texSubImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+t,0,0,0,y,x,p[t]):n.texImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+t,0,T,y,x,p[t]);for(let r=0;r<E.length;r++){const i=E[r];S?M&&n.texSubImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+t,r+1,0,0,y,x,i.image[t]):n.texImage2D(e.TEXTURE_CUBE_MAP_POSITIVE_X+t,r+1,T,y,x,i.image[t])}}}m(a)&&g(e.TEXTURE_CUBE_MAP),c.__version=u.version,a.onUpdate&&a.onUpdate(a)}t.__version=a.version}(o,t,a):n.bindTexture(e.TEXTURE_CUBE_MAP,o.__webglTexture,e.TEXTURE0+a)},this.rebindTextures=function(t,n,i){const s=r.get(t);void 0!==n&&I(s.__webglFramebuffer,t,t.texture,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,0),void 0!==i&&B(t)},this.setupRenderTarget=function(t){const i=t.texture,o=r.get(t),l=r.get(i);t.addEventListener("dispose",T);const u=t.textures,c=!0===t.isWebGLCubeRenderTarget,h=u.length>1;if(h||(void 0===l.__webglTexture&&(l.__webglTexture=e.createTexture()),l.__version=i.version,a.memory.textures++),c){o.__webglFramebuffer=[];for(let t=0;t<6;t++)if(i.mipmaps&&i.mipmaps.length>0){o.__webglFramebuffer[t]=[];for(let n=0;n<i.mipmaps.length;n++)o.__webglFramebuffer[t][n]=e.createFramebuffer()}else o.__webglFramebuffer[t]=e.createFramebuffer()}else{if(i.mipmaps&&i.mipmaps.length>0){o.__webglFramebuffer=[];for(let t=0;t<i.mipmaps.length;t++)o.__webglFramebuffer[t]=e.createFramebuffer()}else o.__webglFramebuffer=e.createFramebuffer();if(h)for(let t=0,n=u.length;t<n;t++){const n=r.get(u[t]);void 0===n.__webglTexture&&(n.__webglTexture=e.createTexture(),a.memory.textures++)}if(t.samples>0&&!1===V(t)){o.__webglMultisampledFramebuffer=e.createFramebuffer(),o.__webglColorRenderbuffer=[],n.bindFramebuffer(e.FRAMEBUFFER,o.__webglMultisampledFramebuffer);for(let n=0;n<u.length;n++){const r=u[n];o.__webglColorRenderbuffer[n]=e.createRenderbuffer(),e.bindRenderbuffer(e.RENDERBUFFER,o.__webglColorRenderbuffer[n]);const i=s.convert(r.format,r.colorSpace),a=s.convert(r.type),l=v(r.internalFormat,i,a,r.colorSpace,!0===t.isXRRenderTarget),c=q(t);e.renderbufferStorageMultisample(e.RENDERBUFFER,c,l,t.width,t.height),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+n,e.RENDERBUFFER,o.__webglColorRenderbuffer[n])}e.bindRenderbuffer(e.RENDERBUFFER,null),t.depthBuffer&&(o.__webglDepthRenderbuffer=e.createRenderbuffer(),O(o.__webglDepthRenderbuffer,t,!0)),n.bindFramebuffer(e.FRAMEBUFFER,null)}}if(c){n.bindTexture(e.TEXTURE_CUBE_MAP,l.__webglTexture),N(e.TEXTURE_CUBE_MAP,i);for(let n=0;n<6;n++)if(i.mipmaps&&i.mipmaps.length>0)for(let r=0;r<i.mipmaps.length;r++)I(o.__webglFramebuffer[n][r],t,i,e.COLOR_ATTACHMENT0,e.TEXTURE_CUBE_MAP_POSITIVE_X+n,r);else I(o.__webglFramebuffer[n],t,i,e.COLOR_ATTACHMENT0,e.TEXTURE_CUBE_MAP_POSITIVE_X+n,0);m(i)&&g(e.TEXTURE_CUBE_MAP),n.unbindTexture()}else if(h){for(let i=0,s=u.length;i<s;i++){const s=u[i],a=r.get(s);let l=e.TEXTURE_2D;(t.isWebGL3DRenderTarget||t.isWebGLArrayRenderTarget)&&(l=t.isWebGL3DRenderTarget?e.TEXTURE_3D:e.TEXTURE_2D_ARRAY),n.bindTexture(l,a.__webglTexture),N(l,s),I(o.__webglFramebuffer,t,s,e.COLOR_ATTACHMENT0+i,l,0),m(s)&&g(l)}n.unbindTexture()}else{let r=e.TEXTURE_2D;if((t.isWebGL3DRenderTarget||t.isWebGLArrayRenderTarget)&&(r=t.isWebGL3DRenderTarget?e.TEXTURE_3D:e.TEXTURE_2D_ARRAY),n.bindTexture(r,l.__webglTexture),N(r,i),i.mipmaps&&i.mipmaps.length>0)for(let n=0;n<i.mipmaps.length;n++)I(o.__webglFramebuffer[n],t,i,e.COLOR_ATTACHMENT0,r,n);else I(o.__webglFramebuffer,t,i,e.COLOR_ATTACHMENT0,r,0);m(i)&&g(r),n.unbindTexture()}t.depthBuffer&&B(t)},this.updateRenderTargetMipmap=function(e){const t=e.textures;for(let i=0,s=t.length;i<s;i++){const s=t[i];if(m(s)){const t=_(e),i=r.get(s).__webglTexture;n.bindTexture(t,i),g(t),n.unbindTexture()}}},this.updateMultisampleRenderTarget=function(t){if(t.samples>0)if(!1===V(t)){const i=t.textures,s=t.width,a=t.height;let o=e.COLOR_BUFFER_BIT;const u=t.stencilBuffer?e.DEPTH_STENCIL_ATTACHMENT:e.DEPTH_ATTACHMENT,c=r.get(t),h=i.length>1;if(h)for(let t=0;t<i.length;t++)n.bindFramebuffer(e.FRAMEBUFFER,c.__webglMultisampledFramebuffer),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.RENDERBUFFER,null),n.bindFramebuffer(e.FRAMEBUFFER,c.__webglFramebuffer),e.framebufferTexture2D(e.DRAW_FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.TEXTURE_2D,null,0);n.bindFramebuffer(e.READ_FRAMEBUFFER,c.__webglMultisampledFramebuffer);const d=t.texture.mipmaps;d&&d.length>0?n.bindFramebuffer(e.DRAW_FRAMEBUFFER,c.__webglFramebuffer[0]):n.bindFramebuffer(e.DRAW_FRAMEBUFFER,c.__webglFramebuffer);for(let n=0;n<i.length;n++){if(t.resolveDepthBuffer&&(t.depthBuffer&&(o|=e.DEPTH_BUFFER_BIT),t.stencilBuffer&&t.resolveStencilBuffer&&(o|=e.STENCIL_BUFFER_BIT)),h){e.framebufferRenderbuffer(e.READ_FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.RENDERBUFFER,c.__webglColorRenderbuffer[n]);const t=r.get(i[n]).__webglTexture;e.framebufferTexture2D(e.DRAW_FRAMEBUFFER,e.COLOR_ATTACHMENT0,e.TEXTURE_2D,t,0)}e.blitFramebuffer(0,0,s,a,0,0,s,a,o,e.NEAREST),!0===l&&(F.length=0,k.length=0,F.push(e.COLOR_ATTACHMENT0+n),t.depthBuffer&&!1===t.resolveDepthBuffer&&(F.push(u),k.push(u),e.invalidateFramebuffer(e.DRAW_FRAMEBUFFER,k)),e.invalidateFramebuffer(e.READ_FRAMEBUFFER,F))}if(n.bindFramebuffer(e.READ_FRAMEBUFFER,null),n.bindFramebuffer(e.DRAW_FRAMEBUFFER,null),h)for(let t=0;t<i.length;t++){n.bindFramebuffer(e.FRAMEBUFFER,c.__webglMultisampledFramebuffer),e.framebufferRenderbuffer(e.FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.RENDERBUFFER,c.__webglColorRenderbuffer[t]);const s=r.get(i[t]).__webglTexture;n.bindFramebuffer(e.FRAMEBUFFER,c.__webglFramebuffer),e.framebufferTexture2D(e.DRAW_FRAMEBUFFER,e.COLOR_ATTACHMENT0+t,e.TEXTURE_2D,s,0)}n.bindFramebuffer(e.DRAW_FRAMEBUFFER,c.__webglMultisampledFramebuffer)}else if(t.depthBuffer&&!1===t.resolveDepthBuffer&&l){const n=t.stencilBuffer?e.DEPTH_STENCIL_ATTACHMENT:e.DEPTH_ATTACHMENT;e.invalidateFramebuffer(e.DRAW_FRAMEBUFFER,[n])}},this.setupDepthRenderbuffer=B,this.setupFrameBufferTexture=I,this.useMultisampledRTT=V,this.isReversedDepthBuffer=function(){return n.buffers.depth.getReversed()}}function Hc(e,t){return{convert:function(n,r=""){let i;const s=Mn.getTransfer(r);if(n===ye)return e.UNSIGNED_BYTE;if(n===Ce)return e.UNSIGNED_SHORT_4_4_4_4;if(n===Re)return e.UNSIGNED_SHORT_5_5_5_1;if(n===Pe)return e.UNSIGNED_INT_5_9_9_9_REV;if(n===De)return e.UNSIGNED_INT_10F_11F_11F_REV;if(n===be)return e.BYTE;if(n===xe)return e.SHORT;if(n===Te)return e.UNSIGNED_SHORT;if(n===Se)return e.INT;if(n===we)return e.UNSIGNED_INT;if(n===Me)return e.FLOAT;if(n===Ee)return e.HALF_FLOAT;if(n===Le)return e.ALPHA;if(n===Ie)return e.RGB;if(n===Oe)return e.RGBA;if(n===Ue)return e.DEPTH_COMPONENT;if(n===Be)return e.DEPTH_STENCIL;if(n===Fe)return e.RED;if(n===ke)return e.RED_INTEGER;if(n===qe)return e.RG;if(n===Ve)return e.RG_INTEGER;if(n===ze)return e.RGBA_INTEGER;if(n===Ge||n===He||n===je||n===We)if(s===Rt){if(i=t.get("WEBGL_compressed_texture_s3tc_srgb"),null===i)return null;if(n===Ge)return i.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(n===He)return i.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(n===je)return i.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(n===We)return i.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(i=t.get("WEBGL_compressed_texture_s3tc"),null===i)return null;if(n===Ge)return i.COMPRESSED_RGB_S3TC_DXT1_EXT;if(n===He)return i.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(n===je)return i.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(n===We)return i.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(n===Xe||n===$e||n===Qe||n===Ye){if(i=t.get("WEBGL_compressed_texture_pvrtc"),null===i)return null;if(n===Xe)return i.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(n===$e)return i.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(n===Qe)return i.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(n===Ye)return i.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(n===Ke||n===Ze||n===Je||n===et||n===tt||n===nt||n===rt){if(i=t.get("WEBGL_compressed_texture_etc"),null===i)return null;if(n===Ke||n===Ze)return s===Rt?i.COMPRESSED_SRGB8_ETC2:i.COMPRESSED_RGB8_ETC2;if(n===Je)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:i.COMPRESSED_RGBA8_ETC2_EAC;if(n===et)return i.COMPRESSED_R11_EAC;if(n===tt)return i.COMPRESSED_SIGNED_R11_EAC;if(n===nt)return i.COMPRESSED_RG11_EAC;if(n===rt)return i.COMPRESSED_SIGNED_RG11_EAC}if(n===it||n===st||n===at||n===ot||n===lt||n===ut||n===ct||n===ht||n===dt||n===At||n===pt||n===ft||n===mt||n===gt){if(i=t.get("WEBGL_compressed_texture_astc"),null===i)return null;if(n===it)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:i.COMPRESSED_RGBA_ASTC_4x4_KHR;if(n===st)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:i.COMPRESSED_RGBA_ASTC_5x4_KHR;if(n===at)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:i.COMPRESSED_RGBA_ASTC_5x5_KHR;if(n===ot)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:i.COMPRESSED_RGBA_ASTC_6x5_KHR;if(n===lt)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:i.COMPRESSED_RGBA_ASTC_6x6_KHR;if(n===ut)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:i.COMPRESSED_RGBA_ASTC_8x5_KHR;if(n===ct)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:i.COMPRESSED_RGBA_ASTC_8x6_KHR;if(n===ht)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:i.COMPRESSED_RGBA_ASTC_8x8_KHR;if(n===dt)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:i.COMPRESSED_RGBA_ASTC_10x5_KHR;if(n===At)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:i.COMPRESSED_RGBA_ASTC_10x6_KHR;if(n===pt)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:i.COMPRESSED_RGBA_ASTC_10x8_KHR;if(n===ft)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:i.COMPRESSED_RGBA_ASTC_10x10_KHR;if(n===mt)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:i.COMPRESSED_RGBA_ASTC_12x10_KHR;if(n===gt)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:i.COMPRESSED_RGBA_ASTC_12x12_KHR}if(n===_t||n===vt||n===yt){if(i=t.get("EXT_texture_compression_bptc"),null===i)return null;if(n===_t)return s===Rt?i.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:i.COMPRESSED_RGBA_BPTC_UNORM_EXT;if(n===vt)return i.COMPRESSED_RGB_BPTC_SIGNED_FLOAT_EXT;if(n===yt)return i.COMPRESSED_RGB_BPTC_UNSIGNED_FLOAT_EXT}if(n===bt||n===xt||n===Tt||n===St){if(i=t.get("EXT_texture_compression_rgtc"),null===i)return null;if(n===bt)return i.COMPRESSED_RED_RGTC1_EXT;if(n===xt)return i.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(n===Tt)return i.COMPRESSED_RED_GREEN_RGTC2_EXT;if(n===St)return i.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}return n===Ne?e.UNSIGNED_INT_24_8:void 0!==e[n]?e[n]:null}}}class jc{constructor(){this.texture=null,this.mesh=null,this.depthNear=0,this.depthFar=0}init(e,t){if(null===this.texture){const n=new Os(e.texture);e.depthNear===t.depthNear&&e.depthFar===t.depthFar||(this.depthNear=e.depthNear,this.depthFar=e.depthFar),this.texture=n}}getMesh(e){if(null!==this.texture&&null===this.mesh){const t=e.cameras[0].viewport,n=new Xa({vertexShader:"\nvoid main() {\n\n\tgl_Position = vec4( position, 1.0 );\n\n}",fragmentShader:"\nuniform sampler2DArray depthColor;\nuniform float depthWidth;\nuniform float depthHeight;\n\nvoid main() {\n\n\tvec2 coord = vec2( gl_FragCoord.x / depthWidth, gl_FragCoord.y / depthHeight );\n\n\tif ( coord.x >= 1.0 ) {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x - 1.0, coord.y, 1 ) ).r;\n\n\t} else {\n\n\t\tgl_FragDepth = texture( depthColor, vec3( coord.x, coord.y, 0 ) ).r;\n\n\t}\n\n}",uniforms:{depthColor:{value:this.texture},depthWidth:{value:t.z},depthHeight:{value:t.w}}});this.mesh=new Ki(new Ba(20,20),n)}return this.mesh}reset(){this.texture=null,this.mesh=null}getDepthTexture(){return this.texture}}class Wc extends rn{constructor(e,t){super();const n=this;let r=null,i=1,s=null,a="local-floor",o=1,l=null,u=null,c=null,h=null,d=null,A=null;const p="undefined"!=typeof XRWebGLBinding,f=new jc,m={},g=t.getContextAttributes();let _=null,v=null;const y=[],b=[],x=new mn;let T=null;const S=new Eo;S.viewport=new Bn;const w=new Eo;w.viewport=new Bn;const M=[S,w],E=new zo;let C=null,R=null;function N(e){const t=b.indexOf(e.inputSource);if(-1===t)return;const n=y[t];void 0!==n&&(n.update(e.inputSource,e.frame,l||s),n.dispatchEvent({type:e.type,data:e.inputSource}))}function P(){r.removeEventListener("select",N),r.removeEventListener("selectstart",N),r.removeEventListener("selectend",N),r.removeEventListener("squeeze",N),r.removeEventListener("squeezestart",N),r.removeEventListener("squeezeend",N),r.removeEventListener("end",P),r.removeEventListener("inputsourceschange",D);for(let e=0;e<y.length;e++){const t=b[e];null!==t&&(b[e]=null,y[e].disconnect(t))}C=null,R=null,f.reset();for(const e in m)delete m[e];e.setRenderTarget(_),d=null,h=null,c=null,r=null,v=null,B.stop(),n.isPresenting=!1,e.setPixelRatio(T),e.setSize(x.width,x.height,!1),n.dispatchEvent({type:"sessionend"})}function D(e){for(let t=0;t<e.removed.length;t++){const n=e.removed[t],r=b.indexOf(n);r>=0&&(b[r]=null,y[r].disconnect(n))}for(let t=0;t<e.added.length;t++){const n=e.added[t];let r=b.indexOf(n);if(-1===r){for(let e=0;e<y.length;e++){if(e>=b.length){b.push(n),r=e;break}if(null===b[e]){b[e]=n,r=e;break}}if(-1===r)break}const i=y[r];i&&i.connect(n)}}this.cameraAutoUpdate=!0,this.enabled=!1,this.isPresenting=!1,this.getController=function(e){let t=y[e];return void 0===t&&(t=new _r,y[e]=t),t.getTargetRaySpace()},this.getControllerGrip=function(e){let t=y[e];return void 0===t&&(t=new _r,y[e]=t),t.getGripSpace()},this.getHand=function(e){let t=y[e];return void 0===t&&(t=new _r,y[e]=t),t.getHandSpace()},this.setFramebufferScaleFactor=function(e){i=e,!0===n.isPresenting&&Jt("WebXRManager: Cannot change framebuffer scale while presenting.")},this.setReferenceSpaceType=function(e){a=e,!0===n.isPresenting&&Jt("WebXRManager: Cannot change reference space type while presenting.")},this.getReferenceSpace=function(){return l||s},this.setReferenceSpace=function(e){l=e},this.getBaseLayer=function(){return null!==h?h:d},this.getBinding=function(){return null===c&&p&&(c=new XRWebGLBinding(r,t)),c},this.getFrame=function(){return A},this.getSession=function(){return r},this.setSession=async function(u){if(r=u,null!==r){_=e.getRenderTarget(),r.addEventListener("select",N),r.addEventListener("selectstart",N),r.addEventListener("selectend",N),r.addEventListener("squeeze",N),r.addEventListener("squeezestart",N),r.addEventListener("squeezeend",N),r.addEventListener("end",P),r.addEventListener("inputsourceschange",D),!0!==g.xrCompatible&&await t.makeXRCompatible(),T=e.getPixelRatio(),e.getSize(x);if(p&&"createProjectionLayer"in XRWebGLBinding.prototype){let n=null,s=null,a=null;g.depth&&(a=g.stencil?t.DEPTH24_STENCIL8:t.DEPTH_COMPONENT24,n=g.stencil?Be:Ue,s=g.stencil?Ne:we);const o={colorFormat:t.RGBA8,depthFormat:a,scaleFactor:i};c=this.getBinding(),h=c.createProjectionLayer(o),r.updateRenderState({layers:[h]}),e.setPixelRatio(1),e.setSize(h.textureWidth,h.textureHeight,!1),v=new kn(h.textureWidth,h.textureHeight,{format:Oe,type:ye,depthTexture:new Ls(h.textureWidth,h.textureHeight,s,void 0,void 0,void 0,void 0,void 0,void 0,n),stencilBuffer:g.stencil,colorSpace:e.outputColorSpace,samples:g.antialias?4:0,resolveDepthBuffer:!1===h.ignoreDepthValues,resolveStencilBuffer:!1===h.ignoreDepthValues})}else{const n={antialias:g.antialias,alpha:!0,depth:g.depth,stencil:g.stencil,framebufferScaleFactor:i};d=new XRWebGLLayer(r,t,n),r.updateRenderState({baseLayer:d}),e.setPixelRatio(1),e.setSize(d.framebufferWidth,d.framebufferHeight,!1),v=new kn(d.framebufferWidth,d.framebufferHeight,{format:Oe,type:ye,colorSpace:e.outputColorSpace,stencilBuffer:g.stencil,resolveDepthBuffer:!1===d.ignoreDepthValues,resolveStencilBuffer:!1===d.ignoreDepthValues})}v.isXRRenderTarget=!0,this.setFoveation(o),l=null,s=await r.requestReferenceSpace(a),B.setContext(r),B.start(),n.isPresenting=!0,n.dispatchEvent({type:"sessionstart"})}},this.getEnvironmentBlendMode=function(){if(null!==r)return r.environmentBlendMode},this.getDepthTexture=function(){return f.getDepthTexture()};const L=new _n,I=new _n;function O(e,t){null===t?e.matrixWorld.copy(e.matrix):e.matrixWorld.multiplyMatrices(t.matrixWorld,e.matrix),e.matrixWorldInverse.copy(e.matrixWorld).invert()}this.updateCamera=function(e){if(null===r)return;let t=e.near,n=e.far;null!==f.texture&&(f.depthNear>0&&(t=f.depthNear),f.depthFar>0&&(n=f.depthFar)),E.near=w.near=S.near=t,E.far=w.far=S.far=n,C===E.near&&R===E.far||(r.updateRenderState({depthNear:E.near,depthFar:E.far}),C=E.near,R=E.far),E.layers.mask=6|e.layers.mask,S.layers.mask=-5&E.layers.mask,w.layers.mask=-3&E.layers.mask;const i=e.parent,s=E.cameras;O(E,i);for(let e=0;e<s.length;e++)O(s[e],i);2===s.length?function(e,t,n){L.setFromMatrixPosition(t.matrixWorld),I.setFromMatrixPosition(n.matrixWorld);const r=L.distanceTo(I),i=t.projectionMatrix.elements,s=n.projectionMatrix.elements,a=i[14]/(i[10]-1),o=i[14]/(i[10]+1),l=(i[9]+1)/i[5],u=(i[9]-1)/i[5],c=(i[8]-1)/i[0],h=(s[8]+1)/s[0],d=a*c,A=a*h,p=r/(-c+h),f=p*-c;if(t.matrixWorld.decompose(e.position,e.quaternion,e.scale),e.translateX(f),e.translateZ(p),e.matrixWorld.compose(e.position,e.quaternion,e.scale),e.matrixWorldInverse.copy(e.matrixWorld).invert(),-1===i[10])e.projectionMatrix.copy(t.projectionMatrix),e.projectionMatrixInverse.copy(t.projectionMatrixInverse);else{const t=a+p,n=o+p,i=d-f,s=A+(r-f),c=l*o/n*t,h=u*o/n*t;e.projectionMatrix.makePerspective(i,s,c,h,t,n),e.projectionMatrixInverse.copy(e.projectionMatrix).invert()}}(E,S,w):E.projectionMatrix.copy(S.projectionMatrix),function(e,t,n){null===n?e.matrix.copy(t.matrixWorld):(e.matrix.copy(n.matrixWorld),e.matrix.invert(),e.matrix.multiply(t.matrixWorld));e.matrix.decompose(e.position,e.quaternion,e.scale),e.updateMatrixWorld(!0),e.projectionMatrix.copy(t.projectionMatrix),e.projectionMatrixInverse.copy(t.projectionMatrixInverse),e.isPerspectiveCamera&&(e.fov=2*ln*Math.atan(1/e.projectionMatrix.elements[5]),e.zoom=1)}(e,E,i)},this.getCamera=function(){return E},this.getFoveation=function(){if(null!==h||null!==d)return o},this.setFoveation=function(e){o=e,null!==h&&(h.fixedFoveation=e),null!==d&&void 0!==d.fixedFoveation&&(d.fixedFoveation=e)},this.hasDepthSensing=function(){return null!==f.texture},this.getDepthSensingMesh=function(){return f.getMesh(E)},this.getCameraTexture=function(e){return m[e]};let U=null;const B=new ol;B.setAnimationLoop(function(t,i){if(u=i.getViewerPose(l||s),A=i,null!==u){const t=u.views;null!==d&&(e.setRenderTargetFramebuffer(v,d.framebuffer),e.setRenderTarget(v));let i=!1;t.length!==E.cameras.length&&(E.cameras.length=0,i=!0);for(let n=0;n<t.length;n++){const r=t[n];let s=null;if(null!==d)s=d.getViewport(r);else{const t=c.getViewSubImage(h,r);s=t.viewport,0===n&&(e.setRenderTargetTextures(v,t.colorTexture,t.depthStencilTexture),e.setRenderTarget(v))}let a=M[n];void 0===a&&(a=new Eo,a.layers.enable(n),a.viewport=new Bn,M[n]=a),a.matrix.fromArray(r.transform.matrix),a.matrix.decompose(a.position,a.quaternion,a.scale),a.projectionMatrix.fromArray(r.projectionMatrix),a.projectionMatrixInverse.copy(a.projectionMatrix).invert(),a.viewport.set(s.x,s.y,s.width,s.height),0===n&&(E.matrix.copy(a.matrix),E.matrix.decompose(E.position,E.quaternion,E.scale)),!0===i&&E.cameras.push(a)}const s=r.enabledFeatures;if(s&&s.includes("depth-sensing")&&"gpu-optimized"==r.depthUsage&&p){c=n.getBinding();const e=c.getDepthInformation(t[0]);e&&e.isValid&&e.texture&&f.init(e,r.renderState)}if(s&&s.includes("camera-access")&&p){e.state.unbindTexture(),c=n.getBinding();for(let e=0;e<t.length;e++){const n=t[e].camera;if(n){let e=m[n];e||(e=new Os,m[n]=e);const t=c.getCameraImage(n);e.sourceTexture=t}}}}for(let e=0;e<y.length;e++){const t=b[e],n=y[e];null!==t&&void 0!==n&&n.update(t,i,l||s)}U&&U(t,i),i.detectedPlanes&&n.dispatchEvent({type:"planesdetected",data:i}),A=null}),this.setAnimationLoop=function(e){U=e},this.dispose=function(){}}}const Xc=new Zn,$c=new zn;function Qc(e,t){function n(e,t){!0===e.matrixAutoUpdate&&e.updateMatrix(),t.value.copy(e.matrix)}function r(e,r){e.opacity.value=r.opacity,r.color&&e.diffuse.value.copy(r.color),r.emissive&&e.emissive.value.copy(r.emissive).multiplyScalar(r.emissiveIntensity),r.map&&(e.map.value=r.map,n(r.map,e.mapTransform)),r.alphaMap&&(e.alphaMap.value=r.alphaMap,n(r.alphaMap,e.alphaMapTransform)),r.bumpMap&&(e.bumpMap.value=r.bumpMap,n(r.bumpMap,e.bumpMapTransform),e.bumpScale.value=r.bumpScale,1===r.side&&(e.bumpScale.value*=-1)),r.normalMap&&(e.normalMap.value=r.normalMap,n(r.normalMap,e.normalMapTransform),e.normalScale.value.copy(r.normalScale),1===r.side&&e.normalScale.value.negate()),r.displacementMap&&(e.displacementMap.value=r.displacementMap,n(r.displacementMap,e.displacementMapTransform),e.displacementScale.value=r.displacementScale,e.displacementBias.value=r.displacementBias),r.emissiveMap&&(e.emissiveMap.value=r.emissiveMap,n(r.emissiveMap,e.emissiveMapTransform)),r.specularMap&&(e.specularMap.value=r.specularMap,n(r.specularMap,e.specularMapTransform)),r.alphaTest>0&&(e.alphaTest.value=r.alphaTest);const i=t.get(r),s=i.envMap,a=i.envMapRotation;s&&(e.envMap.value=s,Xc.copy(a),Xc.x*=-1,Xc.y*=-1,Xc.z*=-1,s.isCubeTexture&&!1===s.isRenderTargetTexture&&(Xc.y*=-1,Xc.z*=-1),e.envMapRotation.value.setFromMatrix4($c.makeRotationFromEuler(Xc)),e.flipEnvMap.value=s.isCubeTexture&&!1===s.isRenderTargetTexture?-1:1,e.reflectivity.value=r.reflectivity,e.ior.value=r.ior,e.refractionRatio.value=r.refractionRatio),r.lightMap&&(e.lightMap.value=r.lightMap,e.lightMapIntensity.value=r.lightMapIntensity,n(r.lightMap,e.lightMapTransform)),r.aoMap&&(e.aoMap.value=r.aoMap,e.aoMapIntensity.value=r.aoMapIntensity,n(r.aoMap,e.aoMapTransform))}return{refreshFogUniforms:function(t,n){n.color.getRGB(t.fogColor.value,ja(e)),n.isFog?(t.fogNear.value=n.near,t.fogFar.value=n.far):n.isFogExp2&&(t.fogDensity.value=n.density)},refreshMaterialUniforms:function(e,i,s,a,o){i.isMeshBasicMaterial?r(e,i):i.isMeshLambertMaterial?(r(e,i),i.envMap&&(e.envMapIntensity.value=i.envMapIntensity)):i.isMeshToonMaterial?(r(e,i),function(e,t){t.gradientMap&&(e.gradientMap.value=t.gradientMap)}(e,i)):i.isMeshPhongMaterial?(r(e,i),function(e,t){e.specular.value.copy(t.specular),e.shininess.value=Math.max(t.shininess,1e-4)}(e,i),i.envMap&&(e.envMapIntensity.value=i.envMapIntensity)):i.isMeshStandardMaterial?(r(e,i),function(e,t){e.metalness.value=t.metalness,t.metalnessMap&&(e.metalnessMap.value=t.metalnessMap,n(t.metalnessMap,e.metalnessMapTransform));e.roughness.value=t.roughness,t.roughnessMap&&(e.roughnessMap.value=t.roughnessMap,n(t.roughnessMap,e.roughnessMapTransform));t.envMap&&(e.envMapIntensity.value=t.envMapIntensity)}(e,i),i.isMeshPhysicalMaterial&&function(e,t,r){e.ior.value=t.ior,t.sheen>0&&(e.sheenColor.value.copy(t.sheenColor).multiplyScalar(t.sheen),e.sheenRoughness.value=t.sheenRoughness,t.sheenColorMap&&(e.sheenColorMap.value=t.sheenColorMap,n(t.sheenColorMap,e.sheenColorMapTransform)),t.sheenRoughnessMap&&(e.sheenRoughnessMap.value=t.sheenRoughnessMap,n(t.sheenRoughnessMap,e.sheenRoughnessMapTransform)));t.clearcoat>0&&(e.clearcoat.value=t.clearcoat,e.clearcoatRoughness.value=t.clearcoatRoughness,t.clearcoatMap&&(e.clearcoatMap.value=t.clearcoatMap,n(t.clearcoatMap,e.clearcoatMapTransform)),t.clearcoatRoughnessMap&&(e.clearcoatRoughnessMap.value=t.clearcoatRoughnessMap,n(t.clearcoatRoughnessMap,e.clearcoatRoughnessMapTransform)),t.clearcoatNormalMap&&(e.clearcoatNormalMap.value=t.clearcoatNormalMap,n(t.clearcoatNormalMap,e.clearcoatNormalMapTransform),e.clearcoatNormalScale.value.copy(t.clearcoatNormalScale),1===t.side&&e.clearcoatNormalScale.value.negate()));t.dispersion>0&&(e.dispersion.value=t.dispersion);t.iridescence>0&&(e.iridescence.value=t.iridescence,e.iridescenceIOR.value=t.iridescenceIOR,e.iridescenceThicknessMinimum.value=t.iridescenceThicknessRange[0],e.iridescenceThicknessMaximum.value=t.iridescenceThicknessRange[1],t.iridescenceMap&&(e.iridescenceMap.value=t.iridescenceMap,n(t.iridescenceMap,e.iridescenceMapTransform)),t.iridescenceThicknessMap&&(e.iridescenceThicknessMap.value=t.iridescenceThicknessMap,n(t.iridescenceThicknessMap,e.iridescenceThicknessMapTransform)));t.transmission>0&&(e.transmission.value=t.transmission,e.transmissionSamplerMap.value=r.texture,e.transmissionSamplerSize.value.set(r.width,r.height),t.transmissionMap&&(e.transmissionMap.value=t.transmissionMap,n(t.transmissionMap,e.transmissionMapTransform)),e.thickness.value=t.thickness,t.thicknessMap&&(e.thicknessMap.value=t.thicknessMap,n(t.thicknessMap,e.thicknessMapTransform)),e.attenuationDistance.value=t.attenuationDistance,e.attenuationColor.value.copy(t.attenuationColor));t.anisotropy>0&&(e.anisotropyVector.value.set(t.anisotropy*Math.cos(t.anisotropyRotation),t.anisotropy*Math.sin(t.anisotropyRotation)),t.anisotropyMap&&(e.anisotropyMap.value=t.anisotropyMap,n(t.anisotropyMap,e.anisotropyMapTransform)));e.specularIntensity.value=t.specularIntensity,e.specularColor.value.copy(t.specularColor),t.specularColorMap&&(e.specularColorMap.value=t.specularColorMap,n(t.specularColorMap,e.specularColorMapTransform));t.specularIntensityMap&&(e.specularIntensityMap.value=t.specularIntensityMap,n(t.specularIntensityMap,e.specularIntensityMapTransform))}(e,i,o)):i.isMeshMatcapMaterial?(r(e,i),function(e,t){t.matcap&&(e.matcap.value=t.matcap)}(e,i)):i.isMeshDepthMaterial?r(e,i):i.isMeshDistanceMaterial?(r(e,i),function(e,n){const r=t.get(n).light;e.referencePosition.value.setFromMatrixPosition(r.matrixWorld),e.nearDistance.value=r.shadow.camera.near,e.farDistance.value=r.shadow.camera.far}(e,i)):i.isMeshNormalMaterial?r(e,i):i.isLineBasicMaterial?(function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform))}(e,i),i.isLineDashedMaterial&&function(e,t){e.dashSize.value=t.dashSize,e.totalSize.value=t.dashSize+t.gapSize,e.scale.value=t.scale}(e,i)):i.isPointsMaterial?function(e,t,r,i){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.size.value=t.size*r,e.scale.value=.5*i,t.map&&(e.map.value=t.map,n(t.map,e.uvTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,i,s,a):i.isSpriteMaterial?function(e,t){e.diffuse.value.copy(t.color),e.opacity.value=t.opacity,e.rotation.value=t.rotation,t.map&&(e.map.value=t.map,n(t.map,e.mapTransform));t.alphaMap&&(e.alphaMap.value=t.alphaMap,n(t.alphaMap,e.alphaMapTransform));t.alphaTest>0&&(e.alphaTest.value=t.alphaTest)}(e,i):i.isShadowMaterial?(e.color.value.copy(i.color),e.opacity.value=i.opacity):i.isShaderMaterial&&(i.uniformsNeedUpdate=!1)}}}function 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s[n.id]}return{bind:function(e,t){const n=t.program;r.uniformBlockBinding(e,n)},update:function(n,h){let d=i[n.id];void 0===d&&(!function(e){const t=e.uniforms;let n=0;const r=16;for(let e=0,i=t.length;e<i;e++){const i=Array.isArray(t[e])?t[e]:[t[e]];for(let e=0,t=i.length;e<t;e++){const t=i[e],s=Array.isArray(t.value)?t.value:[t.value];for(let e=0,i=s.length;e<i;e++){const i=u(s[e]),a=n%r,o=a%i.boundary,l=a+o;n+=o,0!==l&&r-l<i.storage&&(n+=r-l),t.__data=new Float32Array(i.storage/Float32Array.BYTES_PER_ELEMENT),t.__offset=n,n+=i.storage}}}const i=n%r;i>0&&(n+=r-i);e.__size=n,e.__cache={}}(n),d=function(t){const n=function(){for(let e=0;e<o;e++)if(-1===a.indexOf(e))return a.push(e),e;return en("WebGLRenderer: Maximum number of simultaneously usable uniforms groups reached."),0}();t.__bindingPointIndex=n;const r=e.createBuffer(),i=t.__size,s=t.usage;return 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Error('BufferGeometryUtils: Tangents require "position", "normal", and "uv" attributes.');function r(e){if(e.normalized||e.isInterleavedBufferAttribute){const t=new Float32Array(e.count*e.itemSize);for(let n=0,r=0;n<e.count;n++)t[r++]=e.getX(n),t[r++]=e.getY(n),e.itemSize>2&&(t[r++]=e.getZ(n));return t}return e.array instanceof Float32Array?e.array:new Float32Array(e.array)}const i=e.index?e.toNonIndexed():e,s=t.generateTangents(r(i.attributes.position),r(i.attributes.normal),r(i.attributes.uv));if(n)for(let e=3;e<s.length;e+=4)s[e]*=-1;return i.setAttribute("tangent",new li(s,4)),e!==i&&e.copy(i),e},computeMorphedAttributes:function(e){const t=new _n,n=new _n,r=new _n,i=new _n,s=new _n,a=new _n,o=new _n,l=new _n,u=new _n;function c(e,c,h,d,A,p,f,m){t.fromBufferAttribute(c,A),n.fromBufferAttribute(c,p),r.fromBufferAttribute(c,f);const g=e.morphTargetInfluences;if(h&&g){o.set(0,0,0),l.set(0,0,0),u.set(0,0,0);for(let e=0,c=h.length;e<c;e++){const 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if(l>=0&&a<=0||l<=0&&a>=0){if(0===(i=bv(s,o,a,l,0,0)))return 0;(i>0&&l>0&&a<=0||i<0&&l<=0&&a>0)&&h++}u=c,a=l,s=o}}return h%2!=0}var Lv=function(e,t,n={}){if(!e)throw new Error("point is required");if(!t)throw new Error("polygon is required");const r=function(e){if(!e)throw new Error("coord is required");if(!Array.isArray(e)){if("Feature"===e.type&&null!==e.geometry&&"Point"===e.geometry.type)return[...e.geometry.coordinates];if("Point"===e.type)return[...e.coordinates]}if(Array.isArray(e)&&e.length>=2&&!Array.isArray(e[0])&&!Array.isArray(e[1]))return[...e];throw new Error("coord must be GeoJSON Point or an Array of numbers")}(e),i="Feature"===(s=t).type?s.geometry:s;var s;const a=i.type,o=t.bbox;let l=i.coordinates;if(o&&!1===function(e,t){return t[0]<=e[0]&&t[1]<=e[1]&&t[2]>=e[0]&&t[3]>=e[1]}(r,o))return!1;"Polygon"===a&&(l=[l]);let u=!1;for(var c=0;c<l.length;++c){const e=Dv(r,l[c]);if(0===e)return!n.ignoreBoundary;e&&(u=!0)}return u};const Iv=1e-6;class Ov{constructor(){this._x0=this._y0=this._x1=this._y1=null,this._=""}moveTo(e,t){this._+=`M${this._x0=this._x1=+e},${this._y0=this._y1=+t}`}closePath(){null!==this._x1&&(this._x1=this._x0,this._y1=this._y0,this._+="Z")}lineTo(e,t){this._+=`L${this._x1=+e},${this._y1=+t}`}arc(e,t,n){const r=(e=+e)+(n=+n),i=t=+t;if(n<0)throw new Error("negative radius");null===this._x1?this._+=`M${r},${i}`:(Math.abs(this._x1-r)>Iv||Math.abs(this._y1-i)>Iv)&&(this._+="L"+r+","+i),n&&(this._+=`A${n},${n},0,1,1,${e-n},${t}A${n},${n},0,1,1,${this._x1=r},${this._y1=i}`)}rect(e,t,n,r){this._+=`M${this._x0=this._x1=+e},${this._y0=this._y1=+t}h${+n}v${+r}h${-n}Z`}value(){return this._||null}}class Uv{constructor(){this._=[]}moveTo(e,t){this._.push([e,t])}closePath(){this._.push(this._[0].slice())}lineTo(e,t){this._.push([e,t])}value(){return this._.length?this._:null}}class Bv{constructor(e,[t,n,r,i]=[0,0,960,500]){if(!((r=+r)>=(t=+t)&&(i=+i)>=(n=+n)))throw new Error("invalid bounds");this.delaunay=e,this._circumcenters=new Float64Array(2*e.points.length),this.vectors=new Float64Array(2*e.points.length),this.xmax=r,this.xmin=t,this.ymax=i,this.ymin=n,this._init()}update(){return this.delaunay.update(),this._init(),this}_init(){const{delaunay:{points:e,hull:t,triangles:n},vectors:r}=this;let i,s;const a=this.circumcenters=this._circumcenters.subarray(0,n.length/3*2);for(let r,o,l=0,u=0,c=n.length;l<c;l+=3,u+=2){const c=2*n[l],h=2*n[l+1],d=2*n[l+2],A=e[c],p=e[c+1],f=e[h],m=e[h+1],g=e[d],_=e[d+1],v=f-A,y=m-p,b=g-A,x=_-p,T=2*(v*x-y*b);if(Math.abs(T)<1e-9){if(void 0===i){i=s=0;for(const n of t)i+=e[2*n],s+=e[2*n+1];i/=t.length,s/=t.length}const n=1e9*Math.sign((i-A)*x-(s-p)*b);r=(A+g)/2-n*x,o=(p+_)/2+n*b}else{const e=1/T,t=v*v+y*y,n=b*b+x*x;r=A+(x*t-y*n)*e,o=p+(v*n-b*t)*e}a[u]=r,a[u+1]=o}let o,l,u,c=t[t.length-1],h=4*c,d=e[2*c],A=e[2*c+1];r.fill(0);for(let n=0;n<t.length;++n)c=t[n],o=h,l=d,u=A,h=4*c,d=e[2*c],A=e[2*c+1],r[o+2]=r[h]=u-A,r[o+3]=r[h+1]=d-l}render(e){const t=null==e?e=new Ov:void 0,{delaunay:{halfedges:n,inedges:r,hull:i},circumcenters:s,vectors:a}=this;if(i.length<=1)return null;for(let t=0,r=n.length;t<r;++t){const r=n[t];if(r<t)continue;const i=2*Math.floor(t/3),a=2*Math.floor(r/3),o=s[i],l=s[i+1],u=s[a],c=s[a+1];this._renderSegment(o,l,u,c,e)}let o,l=i[i.length-1];for(let t=0;t<i.length;++t){o=l,l=i[t];const n=2*Math.floor(r[l]/3),u=s[n],c=s[n+1],h=4*o,d=this._project(u,c,a[h+2],a[h+3]);d&&this._renderSegment(u,c,d[0],d[1],e)}return t&&t.value()}renderBounds(e){const t=null==e?e=new Ov:void 0;return e.rect(this.xmin,this.ymin,this.xmax-this.xmin,this.ymax-this.ymin),t&&t.value()}renderCell(e,t){const n=null==t?t=new Ov:void 0,r=this._clip(e);if(null===r||!r.length)return;t.moveTo(r[0],r[1]);let i=r.length;for(;r[0]===r[i-2]&&r[1]===r[i-1]&&i>1;)i-=2;for(let e=2;e<i;e+=2)r[e]===r[e-2]&&r[e+1]===r[e-1]||t.lineTo(r[e],r[e+1]);return t.closePath(),n&&n.value()}*cellPolygons(){const{delaunay:{points:e}}=this;for(let t=0,n=e.length/2;t<n;++t){const e=this.cellPolygon(t);e&&(e.index=t,yield e)}}cellPolygon(e){const t=new Uv;return this.renderCell(e,t),t.value()}_renderSegment(e,t,n,r,i){let s;const a=this._regioncode(e,t),o=this._regioncode(n,r);0===a&&0===o?(i.moveTo(e,t),i.lineTo(n,r)):(s=this._clipSegment(e,t,n,r,a,o))&&(i.moveTo(s[0],s[1]),i.lineTo(s[2],s[3]))}contains(e,t,n){return(t=+t)==t&&(n=+n)==n&&this.delaunay._step(e,t,n)===e}*neighbors(e){const t=this._clip(e);if(t)for(const n of this.delaunay.neighbors(e)){const e=this._clip(n);if(e)e:for(let r=0,i=t.length;r<i;r+=2)for(let s=0,a=e.length;s<a;s+=2)if(t[r]===e[s]&&t[r+1]===e[s+1]&&t[(r+2)%i]===e[(s+a-2)%a]&&t[(r+3)%i]===e[(s+a-1)%a]){yield n;break e}}}_cell(e){const{circumcenters:t,delaunay:{inedges:n,halfedges:r,triangles:i}}=this,s=n[e];if(-1===s)return null;const a=[];let o=s;do{const n=Math.floor(o/3);if(a.push(t[2*n],t[2*n+1]),o=o%3==2?o-2:o+1,i[o]!==e)break;o=r[o]}while(o!==s&&-1!==o);return a}_clip(e){if(0===e&&1===this.delaunay.hull.length)return[this.xmax,this.ymin,this.xmax,this.ymax,this.xmin,this.ymax,this.xmin,this.ymin];const t=this._cell(e);if(null===t)return null;const{vectors:n}=this,r=4*e;return this._simplify(n[r]||n[r+1]?this._clipInfinite(e,t,n[r],n[r+1],n[r+2],n[r+3]):this._clipFinite(e,t))}_clipFinite(e,t){const n=t.length;let r,i,s,a,o=null,l=t[n-2],u=t[n-1],c=this._regioncode(l,u),h=0;for(let d=0;d<n;d+=2)if(r=l,i=u,l=t[d],u=t[d+1],s=c,c=this._regioncode(l,u),0===s&&0===c)a=h,h=0,o?o.push(l,u):o=[l,u];else{let t,n,d,A,p;if(0===s){if(null===(t=this._clipSegment(r,i,l,u,s,c)))continue;[n,d,A,p]=t}else{if(null===(t=this._clipSegment(l,u,r,i,c,s)))continue;[A,p,n,d]=t,a=h,h=this._edgecode(n,d),a&&h&&this._edge(e,a,h,o,o.length),o?o.push(n,d):o=[n,d]}a=h,h=this._edgecode(A,p),a&&h&&this._edge(e,a,h,o,o.length),o?o.push(A,p):o=[A,p]}if(o)a=h,h=this._edgecode(o[0],o[1]),a&&h&&this._edge(e,a,h,o,o.length);else if(this.contains(e,(this.xmin+this.xmax)/2,(this.ymin+this.ymax)/2))return[this.xmax,this.ymin,this.xmax,this.ymax,this.xmin,this.ymax,this.xmin,this.ymin];return o}_clipSegment(e,t,n,r,i,s){const a=i<s;for(a&&([e,t,n,r,i,s]=[n,r,e,t,s,i]);;){if(0===i&&0===s)return a?[n,r,e,t]:[e,t,n,r];if(i&s)return null;let o,l,u=i||s;8&u?(o=e+(n-e)*(this.ymax-t)/(r-t),l=this.ymax):4&u?(o=e+(n-e)*(this.ymin-t)/(r-t),l=this.ymin):2&u?(l=t+(r-t)*(this.xmax-e)/(n-e),o=this.xmax):(l=t+(r-t)*(this.xmin-e)/(n-e),o=this.xmin),i?(e=o,t=l,i=this._regioncode(e,t)):(n=o,r=l,s=this._regioncode(n,r))}}_clipInfinite(e,t,n,r,i,s){let a,o=Array.from(t);if((a=this._project(o[0],o[1],n,r))&&o.unshift(a[0],a[1]),(a=this._project(o[o.length-2],o[o.length-1],i,s))&&o.push(a[0],a[1]),o=this._clipFinite(e,o))for(let t,n=0,r=o.length,i=this._edgecode(o[r-2],o[r-1]);n<r;n+=2)t=i,i=this._edgecode(o[n],o[n+1]),t&&i&&(n=this._edge(e,t,i,o,n),r=o.length);else this.contains(e,(this.xmin+this.xmax)/2,(this.ymin+this.ymax)/2)&&(o=[this.xmin,this.ymin,this.xmax,this.ymin,this.xmax,this.ymax,this.xmin,this.ymax]);return o}_edge(e,t,n,r,i){for(;t!==n;){let n,s;switch(t){case 5:t=4;continue;case 4:t=6,n=this.xmax,s=this.ymin;break;case 6:t=2;continue;case 2:t=10,n=this.xmax,s=this.ymax;break;case 10:t=8;continue;case 8:t=9,n=this.xmin,s=this.ymax;break;case 9:t=1;continue;case 1:t=5,n=this.xmin,s=this.ymin}r[i]===n&&r[i+1]===s||!this.contains(e,n,s)||(r.splice(i,0,n,s),i+=2)}return i}_project(e,t,n,r){let i,s,a,o=1/0;if(r<0){if(t<=this.ymin)return null;(i=(this.ymin-t)/r)<o&&(a=this.ymin,s=e+(o=i)*n)}else if(r>0){if(t>=this.ymax)return null;(i=(this.ymax-t)/r)<o&&(a=this.ymax,s=e+(o=i)*n)}if(n>0){if(e>=this.xmax)return null;(i=(this.xmax-e)/n)<o&&(s=this.xmax,a=t+(o=i)*r)}else if(n<0){if(e<=this.xmin)return null;(i=(this.xmin-e)/n)<o&&(s=this.xmin,a=t+(o=i)*r)}return[s,a]}_edgecode(e,t){return(e===this.xmin?1:e===this.xmax?2:0)|(t===this.ymin?4:t===this.ymax?8:0)}_regioncode(e,t){return(e<this.xmin?1:e>this.xmax?2:0)|(t<this.ymin?4:t>this.ymax?8:0)}_simplify(e){if(e&&e.length>4){for(let t=0;t<e.length;t+=2){const n=(t+2)%e.length,r=(t+4)%e.length;(e[t]===e[n]&&e[n]===e[r]||e[t+1]===e[n+1]&&e[n+1]===e[r+1])&&(e.splice(n,2),t-=2)}e.length||(e=null)}return e}}const Fv=2*Math.PI,kv=Math.pow;function qv(e){return e[0]}function Vv(e){return e[1]}function zv(e,t,n){return[e+Math.sin(e+t)*n,t+Math.cos(e-t)*n]}class Gv{static from(e,t=qv,n=Vv,r){return new Gv("length"in e?function(e,t,n,r){const i=e.length,s=new Float64Array(2*i);for(let a=0;a<i;++a){const i=e[a];s[2*a]=t.call(r,i,a,e),s[2*a+1]=n.call(r,i,a,e)}return s}(e,t,n,r):Float64Array.from(function*(e,t,n,r){let i=0;for(const s of e)yield t.call(r,s,i,e),yield n.call(r,s,i,e),++i}(e,t,n,r)))}constructor(e){this._delaunator=new Sv(e),this.inedges=new Int32Array(e.length/2),this._hullIndex=new Int32Array(e.length/2),this.points=this._delaunator.coords,this._init()}update(){return this._delaunator.update(),this._init(),this}_init(){const e=this._delaunator,t=this.points;if(e.hull&&e.hull.length>2&&function(e){const{triangles:t,coords:n}=e;for(let e=0;e<t.length;e+=3){const r=2*t[e],i=2*t[e+1],s=2*t[e+2];if((n[s]-n[r])*(n[i+1]-n[r+1])-(n[i]-n[r])*(n[s+1]-n[r+1])>1e-10)return!1}return!0}(e)){this.collinear=Int32Array.from({length:t.length/2},(e,t)=>t).sort((e,n)=>t[2*e]-t[2*n]||t[2*e+1]-t[2*n+1]);const e=this.collinear[0],n=this.collinear[this.collinear.length-1],r=[t[2*e],t[2*e+1],t[2*n],t[2*n+1]],i=1e-8*Math.hypot(r[3]-r[1],r[2]-r[0]);for(let e=0,n=t.length/2;e<n;++e){const n=zv(t[2*e],t[2*e+1],i);t[2*e]=n[0],t[2*e+1]=n[1]}this._delaunator=new Sv(t)}else delete this.collinear;const n=this.halfedges=this._delaunator.halfedges,r=this.hull=this._delaunator.hull,i=this.triangles=this._delaunator.triangles,s=this.inedges.fill(-1),a=this._hullIndex.fill(-1);for(let e=0,t=n.length;e<t;++e){const t=i[e%3==2?e-2:e+1];-1!==n[e]&&-1!==s[t]||(s[t]=e)}for(let e=0,t=r.length;e<t;++e)a[r[e]]=e;r.length<=2&&r.length>0&&(this.triangles=new Int32Array(3).fill(-1),this.halfedges=new 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d=0|on(0|n,0|(a=((0|n)<0)<<31>>31),3,0),o=0|w(),a=0|tn(0|n,0|a,1,0),a=0|tn(0|(a=0|on(0|d,0|o,0|a,0|w())),0|w(),1,0),o=0|w(),i[(d=l)>>2]=a,i[d+4>>2]=o;if(h=0|en(a,8)){if(!(d=0|en(a,4))){Jt(h),a=13;break}if(0|(a=0|U(e,t,n,h,d,a,o,0))){Jt(h),Jt(d);break}if(t=0|i[l>>2],(0|(l=0|i[l+4>>2]))>0|!(0|l)&t>>>0>0){a=0,u=0,c=0;do{!(0|(o=0|i[(e=h+(u<<3)|0)>>2]))&!(0|(e=0|i[e+4>>2]))||(0|i[d+(u<<2)>>2])!=(0|n)||(i[(A=r+(a<<3)|0)>>2]=o,i[A+4>>2]=e,a=a+1|0),u=0|tn(0|u,0|c,1,0),c=0|w()}while((0|c)<(0|l)|(0|c)==(0|l)&u>>>0<t>>>0)}Jt(h),Jt(d),a=0}else a=13}else a=2}while(0);return D=s,0|(A=a)}function q(e,t,n,r){n|=0,r|=0;var s,a,o,l=0,u=0;for(o=D,D=D+16|0,s=o,a=o+8|0,l=(l=!(0|We(e|=0,t|=0)))?1:2;;){if(i[a>>2]=0,!(0|B(e,t,l,a,s))&((0|i[(u=s)>>2])==(0|n)?(0|i[u+4>>2])==(0|r):0)){e=4;break}if((l=l+1|0)>>>0>=7){l=7,e=4;break}}return 4==(0|e)?(D=o,0|l):0}function V(e,t,n,r,a,o,l){t|=0,n|=0,r|=0,a|=0,o|=0,l|=0;var u,c,h,d,A,p,f,m,g,_,v=0,y=0,b=0,x=0,T=0,S=0,M=0,E=0,C=0,R=0,N=0,P=0,L=0,I=0,O=0,U=0,B=0,F=0,k=0;if(_=D,D=D+64|0,f=_+48|0,m=_+32|0,g=_+24|0,u=_+8|0,c=_,(0|(y=0|i[(e|=0)>>2]))<=0)return D=_,0|(O=0);for(h=e+4|0,d=f+8|0,A=m+8|0,p=u+8|0,v=0,L=0;;){P=(b=0|i[h>>2])+(L<<4)|0,i[f>>2]=i[P>>2],i[f+4>>2]=i[P+4>>2],i[f+8>>2]=i[P+8>>2],i[f+12>>2]=i[P+12>>2],(0|L)==(y+-1|0)?(i[m>>2]=i[b>>2],i[m+4>>2]=i[b+4>>2],i[m+8>>2]=i[b+8>>2],i[m+12>>2]=i[b+12>>2]):(P=b+(L+1<<4)|0,i[m>>2]=i[P>>2],i[m+4>>2]=i[P+4>>2],i[m+8>>2]=i[P+8>>2],i[m+12>>2]=i[P+12>>2]),y=0|re(f,m,r,g);e:do{if(y)b=0,v=y;else if(b=0|i[(y=g)>>2],(0|(y=0|i[y+4>>2]))>0|!(0|y)&b>>>0>0){N=0,P=0;t:for(;;){if(B=1/(+(b>>>0)+4294967296*+(0|y)),k=+s[f>>3],F=+((y=0|nn(0|b,0|y,0|N,0|P))>>>0)+4294967296*+(0|w()),U=+(N>>>0)+4294967296*+(0|P),s[u>>3]=B*(k*F)+B*(+s[m>>3]*U),s[p>>3]=B*(+s[d>>3]*F)+B*(+s[A>>3]*U),0|(y=0|tt(u,r,c))){v=y;break}S=0|un(0|(C=0|i[(R=c)>>2]),0|(R=0|i[R+4>>2]),0|t,0|n),x=0|w(),b=0|i[(T=y=l+(S<<3)|0)>>2],T=0|i[T+4>>2];n:do{if(!(0|b)&!(0|T))I=y,O=16;else for(M=0,E=0;;){if((0|M)>(0|n)|(0|M)==(0|n)&E>>>0>t>>>0){v=1;break t}if((0|b)==(0|C)&(0|T)==(0|R))break n;if(S=0|ln(0|(y=0|tn(0|S,0|x,1,0)),0|w(),0|t,0|n),x=0|w(),E=0|tn(0|E,0|M,1,0),M=0|w(),!(0|(b=0|i[(T=y=l+(S<<3)|0)>>2]))&!(0|(T=0|i[T+4>>2]))){I=y,O=16;break}}}while(0);if(16!=(0|O)||(O=0,!(0|C)&!(0|R))||(i[(E=I)>>2]=C,i[E+4>>2]=R,E=o+(i[a>>2]<<3)|0,i[E>>2]=C,i[E+4>>2]=R,E=0|tn(0|i[(E=a)>>2],0|i[E+4>>2],1,0),C=0|w(),i[(R=a)>>2]=E,i[R+4>>2]=C),N=0|tn(0|N,0|P,1,0),P=0|w(),b=0|i[(y=g)>>2],!((0|(y=0|i[y+4>>2]))>(0|P)|(0|y)==(0|P)&b>>>0>N>>>0)){b=1;break e}}b=0}else b=1}while(0);if(L=L+1|0,!b){O=21;break}if((0|L)>=(0|(y=0|i[e>>2]))){v=0,O=21;break}}return 21==(0|O)?(D=_,0|v):0}function z(e){return(e|=0)>>>0>121?0|(e=0):0|(e=0|i[7696+(28*e|0)+16>>2])}function G(e){return 4==(0|(e|=0))|117==(0|e)|0}function H(e){return 0|i[11120+(216*(0|i[(e|=0)>>2])|0)+(72*(0|i[e+4>>2])|0)+(24*(0|i[e+8>>2])|0)+(i[e+12>>2]<<3)>>2]}function j(e){return 0|i[11120+(216*(0|i[(e|=0)>>2])|0)+(72*(0|i[e+4>>2])|0)+(24*(0|i[e+8>>2])|0)+(i[e+12>>2]<<3)+4>>2]}function W(e,t){return t|=0,(0|i[7696+(28*(e|=0)|0)+20>>2])==(0|t)?0|(t=1):0|(t=(0|i[7696+(28*e|0)+24>>2])==(0|t))}function X(e,t){return 0|i[848+(28*(e|=0)|0)+((t|=0)<<2)>>2]}function $(e,t){return t|=0,(0|i[848+(28*(e|=0)|0)>>2])==(0|t)?0|(t=0):(0|i[848+(28*e|0)+4>>2])==(0|t)?0|(t=1):(0|i[848+(28*e|0)+8>>2])==(0|t)?0|(t=2):(0|i[848+(28*e|0)+12>>2])==(0|t)?0|(t=3):(0|i[848+(28*e|0)+16>>2])==(0|t)?0|(t=4):(0|i[848+(28*e|0)+20>>2])==(0|t)?0|(t=5):0|((0|i[848+(28*e|0)+24>>2])==(0|t)?6:7)}function Q(e){var t,n,r;return t=(r=+s[(e|=0)+16>>3])-(n=+s[e+24>>3]),+(r<n?t+6.283185307179586:t)}function Y(e){return+s[(e|=0)+16>>3]<+s[e+24>>3]|0}function K(e){return+(+s[(e|=0)>>3]-+s[e+8>>3])}function Z(e,t){e|=0;var n,r,i=0;return(i=+s[(t|=0)>>3])>=+s[e+8>>3]&&i<=+s[e>>3]?(n=+s[e+16>>3],i=+s[e+24>>3],t=(r=+s[t+8>>3])>=i,e=r<=n&1,n<i?t&&(e=1):t||(e=0),0|(t=!!(0|e))):0|(t=0)}function J(e,t){t|=0;var n,r,i,a,o,l=0,u=0,c=0,h=0;return+s[(e|=0)>>3]<+s[t+8>>3]||+s[e+8>>3]>+s[t>>3]?0|(l=0):(i=(u=+s[e+16>>3])<(h=+s[(n=e+24|0)>>3]),c=(o=+s[(l=t+16|0)>>3])<(a=+s[(r=t+24|0)>>3]),t=h-o<a-u,e=i?c|t?1:2:0,t=c?i?1:t?2:1:0,(u=+dt(u,e))<+dt(+s[r>>3],t)||(h=+dt(+s[n>>3],e))>+dt(+s[l>>3],t)?0|(c=0):0|(c=1))}function ee(e,t){t|=0;var n,r,i,a,o,l=0,u=0,c=0,h=0;return+s[(e|=0)>>3]<+s[t>>3]||+s[e+8>>3]>+s[t+8>>3]?0|(l=0):(i=(a=+s[(l=e+16|0)>>3])<(u=+s[e+24>>3]),c=(h=+s[(n=t+16|0)>>3])<(o=+s[(r=t+24|0)>>3]),t=u-h<o-a,e=i?c|t?1:2:0,t=c?i?1:t?2:1:0,(u=+dt(u,e))<=+dt(+s[r>>3],t)?0|(c=(h=+dt(+s[l>>3],e))>=+dt(+s[n>>3],t)):0|(c=0))}function te(e,t){e|=0,t|=0;var n,r,a,o,l,u=0;a=D,D=D+176|0,i[(r=a)>>2]=4,u=+s[t>>3],s[r+8>>3]=u,o=+s[t+16>>3],s[r+16>>3]=o,s[r+24>>3]=u,u=+s[t+24>>3],s[r+32>>3]=u,l=+s[t+8>>3],s[r+40>>3]=l,s[r+48>>3]=u,s[r+56>>3]=l,s[r+64>>3]=o,n=(t=r+72|0)+96|0;do{i[t>>2]=0,t=t+4|0}while((0|t)<(0|n));gn(0|e,0|r,168),D=a}function ne(e,t,n){e|=0,t|=0,n|=0;var r,o,c,h,d,A,p,f=0,m=0,g=0,_=0,y=0,x=0,T=0;A=D,D=D+288|0,d=A+264|0,_=A+96|0,m=(f=g=A)+96|0;do{i[f>>2]=0,f=f+4|0}while((0|f)<(0|m));return 0|(t=0|at(t,g))?(D=A,0|(x=t)):(it(g=0|i[(m=g)>>2],m=0|i[m+4>>2],d),st(g,m,_),h=+At(d,_+8|0),s[d>>3]=+s[e>>3],s[(m=d+8|0)>>3]=+s[e+16>>3],s[_>>3]=+s[e+8>>3],s[(g=_+8|0)>>3]=+s[e+24>>3],o=+At(d,_),T=+s[m>>3]-+s[g>>3],c=+u(+T),p=+s[d>>3]-+s[_>>3],r=+u(+p),!(0==T|0==p)&&(T=+pn(+c,+r),T=+v(+o*o/+fn(+T/+fn(+c,+r),3)/(h*(2.59807621135*h)*.8)),s[a>>3]=T,y=~~T>>>0,x=+u(T)>=1?T>0?~~+b(+l(T/4294967296),4294967295)>>>0:~~+v((T-+(~~T>>>0))/4294967296)>>>0:0,2146435072&~i[a+4>>2])?(_=!(0|y)&!(0|x),i[(t=n)>>2]=_?1:y,i[t+4>>2]=_?0:x,t=0):t=1,D=A,0|(x=t))}function re(e,t,n,r){e|=0,t|=0,n|=0,r|=0;var o,c,h,d,A=0,p=0,f=0;d=D,D=D+288|0,c=d+264|0,h=d+96|0,o=(A=p=d)+96|0;do{i[A>>2]=0,A=A+4|0}while((0|A)<(0|o));return 0|(n=0|at(n,p))?(D=d,0|(r=n)):(it(A=0|i[(n=p)>>2],n=0|i[n+4>>2],c),st(A,n,h),f=+At(c,h+8|0),f=+v(+ +At(e,t)/(2*f)),s[a>>3]=f,n=~~f>>>0,A=+u(f)>=1?f>0?~~+b(+l(f/4294967296),4294967295)>>>0:~~+v((f-+(~~f>>>0))/4294967296)>>>0:0,2146435072&~i[a+4>>2]?(p=!(0|n)&!(0|A),i[r>>2]=p?1:n,i[r+4>>2]=p?0:A,D=d,0|(r=0)):(D=d,0|(r=1)))}function ie(e,t,n,r){t|=0,n|=0,r|=0,i[(e|=0)>>2]=t,i[e+4>>2]=n,i[e+8>>2]=r}function se(e,t){e|=0;var n,r,a,o,l=0,c=0,h=0,d=0,A=0,p=0,f=0;i[(o=(t|=0)+8|0)>>2]=0,r=+s[e>>3],d=+u(+r),a=+s[e+8>>3],d+=.5*(A=1.1547005383792515*+u(+a)),d-=+(0|(l=~~d)),A-=+(0|(e=~~A));do{if(d<.5){if(d<.3333333333333333){if(i[t>>2]=l,A<.5*(d+1)){i[t+4>>2]=e;break}e=e+1|0,i[t+4>>2]=e;break}if(e=(1&!(A<(f=1-d)))+e|0,i[t+4>>2]=e,f<=A&A<2*d){l=l+1|0,i[t>>2]=l;break}i[t>>2]=l;break}if(!(d<.6666666666666666)){if(l=l+1|0,i[t>>2]=l,A<.5*d){i[t+4>>2]=e;break}e=e+1|0,i[t+4>>2]=e;break}if(A<1-d){if(i[t+4>>2]=e,2*d-1<A){i[t>>2]=l;break}}else e=e+1|0,i[t+4>>2]=e;l=l+1|0,i[t>>2]=l}while(0);do{if(r<0){if(1&e){l=~~(+(0|l)-(2*(+((p=0|nn(0|l,((0|l)<0)<<31>>31,0|(p=(e+1|0)/2|0),((0|p)<0)<<31>>31))>>>0)+4294967296*+(0|w()))+1)),i[t>>2]=l;break}l=~~(+(0|l)-2*(+((p=0|nn(0|l,((0|l)<0)<<31>>31,0|(p=(0|e)/2|0),((0|p)<0)<<31>>31))>>>0)+4294967296*+(0|w()))),i[t>>2]=l;break}}while(0);p=t+4|0,a<0&&(l=l-((1|e<<1)/2|0)|0,i[t>>2]=l,e=0-e|0,i[p>>2]=e),c=e-l|0,(0|l)<0?(h=0-l|0,i[p>>2]=c,i[o>>2]=h,i[t>>2]=0,e=c,l=0):h=0,(0|e)<0&&(l=l-e|0,i[t>>2]=l,h=h-e|0,i[o>>2]=h,i[p>>2]=0,e=0),n=l-h|0,c=e-h|0,(0|h)<0&&(i[t>>2]=n,i[p>>2]=c,i[o>>2]=0,e=c,l=n,h=0),(0|(c=(0|h)<(0|(c=(0|e)<(0|l)?e:l))?h:c))<=0||(i[t>>2]=l-c,i[p>>2]=e-c,i[o>>2]=h-c)}function ae(e){var t,n=0,r=0,s=0,a=0,o=0;n=0|i[(e|=0)>>2],r=0|i[(t=e+4|0)>>2],(0|n)<0&&(r=r-n|0,i[t>>2]=r,i[(o=e+8|0)>>2]=(0|i[o>>2])-n,i[e>>2]=0,n=0),(0|r)<0?(n=n-r|0,i[e>>2]=n,a=(0|i[(o=e+8|0)>>2])-r|0,i[o>>2]=a,i[t>>2]=0,r=0):(o=a=e+8|0,a=0|i[a>>2]),(0|a)<0&&(n=n-a|0,i[e>>2]=n,r=r-a|0,i[t>>2]=r,i[o>>2]=0,a=0),(0|(s=(0|a)<(0|(s=(0|r)<(0|n)?r:n))?a:s))<=0||(i[e>>2]=n-s,i[t>>2]=r-s,i[o>>2]=a-s)}function oe(e,t){t|=0;var n,r;r=0|i[(e|=0)+8>>2],n=+((0|i[e+4>>2])-r|0),s[t>>3]=+((0|i[e>>2])-r|0)-.5*n,s[t+8>>3]=.8660254037844386*n}function le(e,t,n){e|=0,t|=0,i[(n|=0)>>2]=(0|i[t>>2])+(0|i[e>>2]),i[n+4>>2]=(0|i[t+4>>2])+(0|i[e+4>>2]),i[n+8>>2]=(0|i[t+8>>2])+(0|i[e+8>>2])}function ue(e,t,n){e|=0,t|=0,i[(n|=0)>>2]=(0|i[e>>2])-(0|i[t>>2]),i[n+4>>2]=(0|i[e+4>>2])-(0|i[t+4>>2]),i[n+8>>2]=(0|i[e+8>>2])-(0|i[t+8>>2])}function ce(e,t){t|=0;var n,r=0;r=0|y(0|i[(e|=0)>>2],t),i[e>>2]=r,n=0|y(0|i[(r=e+4|0)>>2],t),i[r>>2]=n,t=0|y(0|i[(e=e+8|0)>>2],t),i[e>>2]=t}function he(e){var t,n,r=0,s=0,a=0,o=0,l=0;l=(0|(n=0|i[(e|=0)>>2]))<0,e=(e=(s=(0|(o=((t=(0|(a=(0|i[e+4>>2])-(l?n:0)|0))<0)?0-a|0:0)+((0|i[e+8>>2])-(l?n:0))|0))<0)?0:o)-((a=(0|(s=(0|e)<(0|(s=(0|(r=(t?0:a)-(s?o:0)|0))<(0|(o=(l?0:n)-(t?a:0)-(s?o:0)|0))?r:o))?e:s))>0)?s:0)|0,r=r-(a?s:0)|0;e:do{switch(o-(a?s:0)|0){case 0:switch(0|r){case 0:return 0|(l=0|e?1==(0|e)?1:7:0);case 1:return 0|(l=0|e?1==(0|e)?3:7:2);default:break e}case 1:switch(0|r){case 0:return 0|(l=0|e?1==(0|e)?5:7:4);case 1:if(e)break e;return 0|(e=6);default:break e}}}while(0);return 0|(l=7)}function de(e){var t,n,r=0,s=0,a=0,o=0,l=0,u=0,c=0;if(u=0|i[(n=(e|=0)+8|0)>>2],(t=(0|i[e>>2])-u|0)>>>0>715827881|(u=(0|i[(c=e+4|0)>>2])-u|0)>>>0>715827881){if(o=2147483647-t|0,l=-2147483648-t|0,(a=(0|t)>0)?(0|o)<(0|t):(0|l)>(0|t))return 0|(c=1);if(s=t<<1,a?(2147483647-s|0)<(0|t):(-2147483648-s|0)>(0|t))return 0|(c=1);if((0|u)>0?(2147483647-u|0)<(0|u):(-2147483648-u|0)>(0|u))return 0|(c=1);if(r=3*t|0,s=u<<1,(a?(0|o)<(0|s):(0|l)>(0|s))||((0|t)>-1?(-2147483648|r)>=(0|u):(-2147483648^r)<(0|u)))return 0|(c=1)}else s=u<<1,r=3*t|0;return a=0|Kt(.14285714285714285*+(r-u|0)),i[e>>2]=a,o=0|Kt(.14285714285714285*+(s+t|0)),i[c>>2]=o,i[n>>2]=0,r=(s=(0|o)<(0|a))?a:o,(0|(s=s?o:a))<0&&((-2147483648==(0|s)||((0|r)>0?(2147483647-r|0)<(0|s):(-2147483648-r|0)>(0|s)))&&M(27795,26892,354,26903),((0|r)>-1?(-2147483648|r)>=(0|s):(-2147483648^r)<(0|s))&&M(27795,26892,354,26903)),r=o-a|0,(0|a)<0?(s=0-a|0,i[c>>2]=r,i[n>>2]=s,i[e>>2]=0,a=0):(r=o,s=0),(0|r)<0&&(a=a-r|0,i[e>>2]=a,s=s-r|0,i[n>>2]=s,i[c>>2]=0,r=0),l=a-s|0,o=r-s|0,(0|s)<0?(i[e>>2]=l,i[c>>2]=o,i[n>>2]=0,r=o,o=l,s=0):o=a,(0|(a=(0|s)<(0|(a=(0|r)<(0|o)?r:o))?s:a))<=0||(i[e>>2]=o-a,i[c>>2]=r-a,i[n>>2]=s-a),0|(c=0)}function Ae(e){var t,n=0,r=0,s=0,a=0,o=0,l=0,u=0;if(a=0|i[(t=(e|=0)+8|0)>>2],(o=(0|i[e>>2])-a|0)>>>0>715827881|(a=(0|i[(l=e+4|0)>>2])-a|0)>>>0>715827881){if((r=(0|o)>0)?(2147483647-o|0)<(0|o):(-2147483648-o|0)>(0|o))return 0|(l=1);if(n=o<<1,(s=(0|a)>0)?(2147483647-a|0)<(0|a):(-2147483648-a|0)>(0|a))return 0|(l=1);if(u=a<<1,s?(2147483647-u|0)<(0|a):(-2147483648-u|0)>(0|a))return 0|(u=1);if(r?(2147483647-n|0)<(0|a):(-2147483648-n|0)>(0|a))return 0|(u=1);if(r=3*a|0,(0|a)>-1?(-2147483648|r)>=(0|o):(-2147483648^r)<(0|o))return 0|(u=1)}else r=3*a|0,n=o<<1;return s=0|Kt(.14285714285714285*+(n+a|0)),i[e>>2]=s,a=0|Kt(.14285714285714285*+(r-o|0)),i[l>>2]=a,i[t>>2]=0,n=(r=(0|a)<(0|s))?s:a,(0|(r=r?a:s))<0&&((-2147483648==(0|r)||((0|n)>0?(2147483647-n|0)<(0|r):(-2147483648-n|0)>(0|r)))&&M(27795,26892,402,26917),((0|n)>-1?(-2147483648|n)>=(0|r):(-2147483648^n)<(0|r))&&M(27795,26892,402,26917)),n=a-s|0,(0|s)<0?(r=0-s|0,i[l>>2]=n,i[t>>2]=r,i[e>>2]=0,s=0):(n=a,r=0),(0|n)<0&&(s=s-n|0,i[e>>2]=s,r=r-n|0,i[t>>2]=r,i[l>>2]=0,n=0),o=s-r|0,a=n-r|0,(0|r)<0?(i[e>>2]=o,i[l>>2]=a,i[t>>2]=0,n=a,a=o,r=0):a=s,(0|(s=(0|r)<(0|(s=(0|n)<(0|a)?n:a))?r:s))<=0||(i[e>>2]=a-s,i[l>>2]=n-s,i[t>>2]=r-s),0|(u=0)}function pe(e){var t,n,r=0,s=0,a=0,o=0,l=0;s=0|i[(t=(e|=0)+8|0)>>2],a=0|Kt(.14285714285714285*+((3*(r=(0|i[e>>2])-s|0)|0)-(s=(0|i[(n=e+4|0)>>2])-s|0)|0)),i[e>>2]=a,r=0|Kt(.14285714285714285*+((s<<1)+r|0)),i[n>>2]=r,i[t>>2]=0,s=r-a|0,(0|a)<0?(l=0-a|0,i[n>>2]=s,i[t>>2]=l,i[e>>2]=0,r=s,a=0,s=l):s=0,(0|r)<0&&(a=a-r|0,i[e>>2]=a,s=s-r|0,i[t>>2]=s,i[n>>2]=0,r=0),l=a-s|0,o=r-s|0,(0|s)<0?(i[e>>2]=l,i[n>>2]=o,i[t>>2]=0,r=o,o=l,s=0):o=a,(0|(a=(0|s)<(0|(a=(0|r)<(0|o)?r:o))?s:a))<=0||(i[e>>2]=o-a,i[n>>2]=r-a,i[t>>2]=s-a)}function fe(e){var t,n,r=0,s=0,a=0,o=0,l=0;s=0|i[(t=(e|=0)+8|0)>>2],a=0|Kt(.14285714285714285*+(((r=(0|i[e>>2])-s|0)<<1)+(s=(0|i[(n=e+4|0)>>2])-s|0)|0)),i[e>>2]=a,r=0|Kt(.14285714285714285*+((3*s|0)-r|0)),i[n>>2]=r,i[t>>2]=0,s=r-a|0,(0|a)<0?(l=0-a|0,i[n>>2]=s,i[t>>2]=l,i[e>>2]=0,r=s,a=0,s=l):s=0,(0|r)<0&&(a=a-r|0,i[e>>2]=a,s=s-r|0,i[t>>2]=s,i[n>>2]=0,r=0),l=a-s|0,o=r-s|0,(0|s)<0?(i[e>>2]=l,i[n>>2]=o,i[t>>2]=0,r=o,o=l,s=0):o=a,(0|(a=(0|s)<(0|(a=(0|r)<(0|o)?r:o))?s:a))<=0||(i[e>>2]=o-a,i[n>>2]=r-a,i[t>>2]=s-a)}function me(e){var t,n,r,s=0,a=0,o=0,l=0;s=0|i[(e|=0)>>2],a=0|i[(n=e+4|0)>>2],o=0|i[(r=e+8|0)>>2],l=a+(3*s|0)|0,i[e>>2]=l,a=o+(3*a|0)|0,i[n>>2]=a,s=(3*o|0)+s|0,i[r>>2]=s,o=a-l|0,(0|l)<0?(s=s-l|0,i[n>>2]=o,i[r>>2]=s,i[e>>2]=0,a=o,o=0):o=l,(0|a)<0&&(o=o-a|0,i[e>>2]=o,s=s-a|0,i[r>>2]=s,i[n>>2]=0,a=0),t=o-s|0,l=a-s|0,(0|s)<0?(i[e>>2]=t,i[n>>2]=l,i[r>>2]=0,o=t,s=0):l=a,(0|(a=(0|s)<(0|(a=(0|l)<(0|o)?l:o))?s:a))<=0||(i[e>>2]=o-a,i[n>>2]=l-a,i[r>>2]=s-a)}function ge(e){var t,n,r,s=0,a=0,o=0,l=0;l=0|i[(e|=0)>>2],o=(3*(s=0|i[(n=e+4|0)>>2])|0)+l|0,l=(a=0|i[(r=e+8|0)>>2])+(3*l|0)|0,i[e>>2]=l,i[n>>2]=o,s=(3*a|0)+s|0,i[r>>2]=s,a=o-l|0,(0|l)<0?(s=s-l|0,i[n>>2]=a,i[r>>2]=s,i[e>>2]=0,l=0):a=o,(0|a)<0&&(l=l-a|0,i[e>>2]=l,s=s-a|0,i[r>>2]=s,i[n>>2]=0,a=0),t=l-s|0,o=a-s|0,(0|s)<0?(i[e>>2]=t,i[n>>2]=o,i[r>>2]=0,l=t,s=0):o=a,(0|(a=(0|s)<(0|(a=(0|o)<(0|l)?o:l))?s:a))<=0||(i[e>>2]=l-a,i[n>>2]=o-a,i[r>>2]=s-a)}function _e(e,t){e|=0;var n,r,s,a=0,o=0,l=0;((t|=0)+-1|0)>>>0>=6||(l=(0|i[15440+(12*t|0)>>2])+(0|i[e>>2])|0,i[e>>2]=l,s=e+4|0,o=(0|i[15440+(12*t|0)+4>>2])+(0|i[s>>2])|0,i[s>>2]=o,r=e+8|0,t=(0|i[15440+(12*t|0)+8>>2])+(0|i[r>>2])|0,i[r>>2]=t,a=o-l|0,(0|l)<0?(t=t-l|0,i[s>>2]=a,i[r>>2]=t,i[e>>2]=0,o=0):(a=o,o=l),(0|a)<0&&(o=o-a|0,i[e>>2]=o,t=t-a|0,i[r>>2]=t,i[s>>2]=0,a=0),n=o-t|0,l=a-t|0,(0|t)<0?(i[e>>2]=n,i[s>>2]=l,i[r>>2]=0,o=n,t=0):l=a,(0|(a=(0|t)<(0|(a=(0|l)<(0|o)?l:o))?t:a))<=0||(i[e>>2]=o-a,i[s>>2]=l-a,i[r>>2]=t-a))}function ve(e){var t,n,r,s=0,a=0,o=0,l=0;l=0|i[(e|=0)>>2],o=(s=0|i[(n=e+4|0)>>2])+l|0,l=(a=0|i[(r=e+8|0)>>2])+l|0,i[e>>2]=l,i[n>>2]=o,s=a+s|0,i[r>>2]=s,a=o-l|0,(0|l)<0?(s=s-l|0,i[n>>2]=a,i[r>>2]=s,i[e>>2]=0,o=0):(a=o,o=l),(0|a)<0&&(o=o-a|0,i[e>>2]=o,s=s-a|0,i[r>>2]=s,i[n>>2]=0,a=0),t=o-s|0,l=a-s|0,(0|s)<0?(i[e>>2]=t,i[n>>2]=l,i[r>>2]=0,o=t,s=0):l=a,(0|(a=(0|s)<(0|(a=(0|l)<(0|o)?l:o))?s:a))<=0||(i[e>>2]=o-a,i[n>>2]=l-a,i[r>>2]=s-a)}function ye(e){var t,n,r,s=0,a=0,o=0,l=0;s=0|i[(e|=0)>>2],o=0|i[(n=e+4|0)>>2],a=0|i[(r=e+8|0)>>2],l=o+s|0,i[e>>2]=l,o=a+o|0,i[n>>2]=o,s=a+s|0,i[r>>2]=s,a=o-l|0,(0|l)<0?(s=s-l|0,i[n>>2]=a,i[r>>2]=s,i[e>>2]=0,o=0):(a=o,o=l),(0|a)<0&&(o=o-a|0,i[e>>2]=o,s=s-a|0,i[r>>2]=s,i[n>>2]=0,a=0),t=o-s|0,l=a-s|0,(0|s)<0?(i[e>>2]=t,i[n>>2]=l,i[r>>2]=0,o=t,s=0):l=a,(0|(a=(0|s)<(0|(a=(0|l)<(0|o)?l:o))?s:a))<=0||(i[e>>2]=o-a,i[n>>2]=l-a,i[r>>2]=s-a)}function be(e){switch(0|(e|=0)){case 1:e=5;break;case 5:e=4;break;case 4:e=6;break;case 6:e=2;break;case 2:e=3;break;case 3:e=1}return 0|e}function xe(e){switch(0|(e|=0)){case 1:e=3;break;case 3:e=2;break;case 2:e=6;break;case 6:e=4;break;case 4:e=5;break;case 5:e=1}return 0|e}function Te(e){var t,n,r,s=0,a=0,o=0,l=0;s=0|i[(e|=0)>>2],a=0|i[(n=e+4|0)>>2],o=0|i[(r=e+8|0)>>2],l=a+(s<<1)|0,i[e>>2]=l,a=o+(a<<1)|0,i[n>>2]=a,s=(o<<1)+s|0,i[r>>2]=s,o=a-l|0,(0|l)<0?(s=s-l|0,i[n>>2]=o,i[r>>2]=s,i[e>>2]=0,a=o,o=0):o=l,(0|a)<0&&(o=o-a|0,i[e>>2]=o,s=s-a|0,i[r>>2]=s,i[n>>2]=0,a=0),t=o-s|0,l=a-s|0,(0|s)<0?(i[e>>2]=t,i[n>>2]=l,i[r>>2]=0,o=t,s=0):l=a,(0|(a=(0|s)<(0|(a=(0|l)<(0|o)?l:o))?s:a))<=0||(i[e>>2]=o-a,i[n>>2]=l-a,i[r>>2]=s-a)}function Se(e){var t,n,r,s=0,a=0,o=0,l=0;l=0|i[(e|=0)>>2],o=((s=0|i[(n=e+4|0)>>2])<<1)+l|0,l=(a=0|i[(r=e+8|0)>>2])+(l<<1)|0,i[e>>2]=l,i[n>>2]=o,s=(a<<1)+s|0,i[r>>2]=s,a=o-l|0,(0|l)<0?(s=s-l|0,i[n>>2]=a,i[r>>2]=s,i[e>>2]=0,l=0):a=o,(0|a)<0&&(l=l-a|0,i[e>>2]=l,s=s-a|0,i[r>>2]=s,i[n>>2]=0,a=0),t=l-s|0,o=a-s|0,(0|s)<0?(i[e>>2]=t,i[n>>2]=o,i[r>>2]=0,l=t,s=0):o=a,(0|(a=(0|s)<(0|(a=(0|o)<(0|l)?o:l))?s:a))<=0||(i[e>>2]=l-a,i[n>>2]=o-a,i[r>>2]=s-a)}function we(e,t){t|=0;var n,r,s,a=0,o=0,l=0;return s=(0|(r=(0|i[(e|=0)>>2])-(0|i[t>>2])|0))<0,n=(0|(o=(0|i[e+4>>2])-(0|i[t+4>>2])-(s?r:0)|0))<0,t=(t=(e=(0|(l=(s?0-r|0:0)+(0|i[e+8>>2])-(0|i[t+8>>2])+(n?0-o|0:0)|0))<0)?0:l)-((o=(0|(e=(0|t)<(0|(e=(0|(a=(n?0:o)-(e?l:0)|0))<(0|(l=(s?0:r)-(n?o:0)-(e?l:0)|0))?a:l))?t:e))>0)?e:0)|0,a=a-(o?e:0)|0,0|((0|(e=(0|(e=l-(o?e:0)|0))>-1?e:0-e|0))>(0|(t=(0|(a=(0|a)>-1?a:0-a|0))>(0|(t=(0|t)>-1?t:0-t|0))?a:t))?e:t)}function Me(e,t){t|=0;var n;n=0|i[(e|=0)+8>>2],i[t>>2]=(0|i[e>>2])-n,i[t+4>>2]=(0|i[e+4>>2])-n}function Ee(e,t){t|=0;var n,r,s,a=0,o=0,l=0;if(o=0|i[(e|=0)>>2],i[t>>2]=o,l=0|i[e+4>>2],i[(r=t+4|0)>>2]=l,i[(s=t+8|0)>>2]=0,e=(a=(0|l)<(0|o))?o:l,(0|(a=a?l:o))<0){if(-2147483648==(0|a)||((0|e)>0?(2147483647-e|0)<(0|a):(-2147483648-e|0)>(0|a)))return 0|(t=1);if((0|e)>-1?(-2147483648|e)>=(0|a):(-2147483648^e)<(0|a))return 0|(t=1)}return e=l-o|0,(0|o)<0?(a=0-o|0,i[r>>2]=e,i[s>>2]=a,i[t>>2]=0,o=0):(e=l,a=0),(0|e)<0&&(o=o-e|0,i[t>>2]=o,a=a-e|0,i[s>>2]=a,i[r>>2]=0,e=0),n=o-a|0,l=e-a|0,(0|a)<0?(i[t>>2]=n,i[r>>2]=l,i[s>>2]=0,e=l,l=n,a=0):l=o,(0|(o=(0|a)<(0|(o=(0|e)<(0|l)?e:l))?a:o))<=0||(i[t>>2]=l-o,i[r>>2]=e-o,i[s>>2]=a-o),0|(t=0)}function Ce(e){var t,n,r,s;n=(s=0|i[(t=(e|=0)+8|0)>>2])-(0|i[e>>2])|0,i[e>>2]=n,e=(0|i[(r=e+4|0)>>2])-s|0,i[r>>2]=e,i[t>>2]=0-(e+n)}function Re(e){var t,n,r=0,s=0,a=0,o=0,l=0;r=0-(s=0|i[(e|=0)>>2])|0,i[e>>2]=r,i[(t=e+8|0)>>2]=0,o=(a=0|i[(n=e+4|0)>>2])+s|0,(0|s)>0?(i[n>>2]=o,i[t>>2]=s,i[e>>2]=0,r=0,a=o):s=0,(0|a)<0?(l=r-a|0,i[e>>2]=l,s=s-a|0,i[t>>2]=s,i[n>>2]=0,o=l-s|0,r=0-s|0,(0|s)<0?(i[e>>2]=o,i[n>>2]=r,i[t>>2]=0,a=r,s=0):(a=0,o=l)):o=r,(0|(r=(0|s)<(0|(r=(0|a)<(0|o)?a:o))?s:r))<=0||(i[e>>2]=o-r,i[n>>2]=a-r,i[t>>2]=s-r)}function Ne(e,t){var n=0;switch(n=0|hn(0|(e|=0),0|(t|=0),56),w(),7&n){case 0:case 7:return 0|(n=0)}return n=-2130706433&t|134217728,!0&268435456==(2013265920&t)?!0&16777216==(117440512&t)&!!(0|We(e,n))?0|(n=0):0|(n=0|ze(e,n)):0|(n=0)}function Pe(e,t,n){n|=0;var r,s,a=0,o=0;return s=D,D=D+16|0,r=s,o=-2130706433&(t|=0)|134217728,!0&268435456==(2013265920&t)?(a=0|hn(0|(e|=0),0|t,56),w(),a=0|function(e,t,n){e|=0,t|=0,n|=0;var r=0,s=0,a=0;if(a=D,D=D+16|0,s=a,r=0|We(e,t),(n+-1|0)>>>0>5)return D=a,0|(s=-1);if(r=!!(0|r),1==(0|n)&r)return D=a,0|(s=-1);do{if(!(0|Vt(e,t,s))){if(r){r=(5+(0|i[26352+(n<<2)>>2])-(0|i[s>>2])|0)%5|0;break}r=(6+(0|i[26384+(n<<2)>>2])-(0|i[s>>2])|0)%6|0;break}r=-1}while(0);return s=r,D=a,0|s}(e,o,7&a),-1==(0|a)?(i[n>>2]=0,D=s,0|(o=6)):(0|rt(e,o,r)&&M(27795,26932,282,26947),t=0|hn(0|e,0|t,52),w(),t&=15,0|We(e,o)?Oe(r,t,a,2,n):ke(r,t,a,2,n),D=s,0|(o=0))):(D=s,0|(o=6))}function De(e,t,n,r){t|=0,r|=0;var a,o=0,l=0,u=0,c=0;if(a=D,D=D+16|0,function(e,t,n){e|=0,t|=0,n|=0;var r=0,a=0,o=0;o=D,D=D+32|0,a=o,function(e,t){e|=0,t|=0;var n=0,r=0,i=0;n=+s[e>>3],r=+d(+n),n=+A(+n),s[t+16>>3]=n,n=+s[e+8>>3],i=r*+d(+n),s[t>>3]=i,n=r*+A(+n),s[t+8>>3]=n}(e,a),i[t>>2]=0,s[n>>3]=5,r=+qt(16400,a),r<+s[n>>3]&&(i[t>>2]=0,s[n>>3]=r);r=+qt(16424,a),r<+s[n>>3]&&(i[t>>2]=1,s[n>>3]=r);r=+qt(16448,a),r<+s[n>>3]&&(i[t>>2]=2,s[n>>3]=r);r=+qt(16472,a),r<+s[n>>3]&&(i[t>>2]=3,s[n>>3]=r);r=+qt(16496,a),r<+s[n>>3]&&(i[t>>2]=4,s[n>>3]=r);r=+qt(16520,a),r<+s[n>>3]&&(i[t>>2]=5,s[n>>3]=r);r=+qt(16544,a),r<+s[n>>3]&&(i[t>>2]=6,s[n>>3]=r);r=+qt(16568,a),r<+s[n>>3]&&(i[t>>2]=7,s[n>>3]=r);r=+qt(16592,a),r<+s[n>>3]&&(i[t>>2]=8,s[n>>3]=r);r=+qt(16616,a),r<+s[n>>3]&&(i[t>>2]=9,s[n>>3]=r);r=+qt(16640,a),r<+s[n>>3]&&(i[t>>2]=10,s[n>>3]=r);r=+qt(16664,a),r<+s[n>>3]&&(i[t>>2]=11,s[n>>3]=r);r=+qt(16688,a),r<+s[n>>3]&&(i[t>>2]=12,s[n>>3]=r);r=+qt(16712,a),r<+s[n>>3]&&(i[t>>2]=13,s[n>>3]=r);r=+qt(16736,a),r<+s[n>>3]&&(i[t>>2]=14,s[n>>3]=r);r=+qt(16760,a),r<+s[n>>3]&&(i[t>>2]=15,s[n>>3]=r);r=+qt(16784,a),r<+s[n>>3]&&(i[t>>2]=16,s[n>>3]=r);r=+qt(16808,a),r<+s[n>>3]&&(i[t>>2]=17,s[n>>3]=r);r=+qt(16832,a),r<+s[n>>3]&&(i[t>>2]=18,s[n>>3]=r);if(r=+qt(16856,a),!(r<+s[n>>3]))return void(D=o);i[t>>2]=19,s[n>>3]=r,D=o}(e|=0,n|=0,c=a),(l=+f(+(1-.5*+s[c>>3])))<1e-16)return i[r>>2]=0,i[r+4>>2]=0,i[r+8>>2]=0,i[r+12>>2]=0,void(D=a);if(c=0|i[n>>2],o=+ct((o=+s[15920+(24*c|0)>>3])-+ct(+function(e,t){e|=0,t|=0;var n=0,r=0,i=0,a=0,o=0;return a=+s[t>>3],r=+d(+a),i=+s[t+8>>3]-+s[e+8>>3],o=r*+A(+i),n=+s[e>>3],+ +_(+o,+(+A(+a)*+d(+n)-+d(+i)*(r*+A(+n))))}(15600+(c<<4)|0,e))),u=0|et(t)?+ct(o+-.3334731722518321):o,o=2.618033988749896*+p(+l),(0|t)>0){e=0;do{o*=2.6457513110645907,e=e+1|0}while((0|e)!=(0|t))}l=+d(+u)*o,s[r>>3]=l,u=+A(+u)*o,s[r+8>>3]=u,D=a}function Le(e,t,n,r,a){t|=0,n|=0,r|=0,a|=0;var o,l=0,h=0;if(l=+function(e){e|=0;var t=0,n=0;return n=+s[e>>3],t=+s[e+8>>3],+ +c(+(n*n+t*t))}(e|=0),l<1e-16)return t=15600+(t<<4)|0,i[a>>2]=i[t>>2],i[a+4>>2]=i[t+4>>2],i[a+8>>2]=i[t+8>>2],void(i[a+12>>2]=i[t+12>>2]);if(h=+_(+ +s[e+8>>3],+ +s[e>>3]),(0|n)>0){e=0;do{l*=.37796447300922725,e=e+1|0}while((0|e)!=(0|n))}o=.3333333333333333*l,r?(n=!(0|et(n)),l=+g(.381966011250105*(n?o:.37796447300922725*o))):(l=+g(.381966011250105*l),0|et(n)&&(h=+ct(h+.3334731722518321))),function(e,t,n,r){e|=0,t=+t,n=+n,r|=0;var a=0,o=0,l=0,c=0;if(n<1e-16)return i[r>>2]=i[e>>2],i[r+4>>2]=i[e+4>>2],i[r+8>>2]=i[e+8>>2],void(i[r+12>>2]=i[e+12>>2]);o=t<0?t+6.283185307179586:t,o=t>=6.283185307179586?o+-6.283185307179586:o;do{if(!(o<1e-16)){if(a=+u(+(o+-3.141592653589793))<1e-16,t=+s[e>>3],a){t-=n,s[r>>3]=t,a=r;break}if(l=+d(+n),n=+A(+n),t=l*+A(+t)+ +d(+o)*(n*+d(+t)),t=+m(+((t=t>1?1:t)<-1?-1:t)),s[r>>3]=t,+u(+(t+-1.5707963267948966))<1e-16)return s[r>>3]=1.5707963267948966,void(s[r+8>>3]=0);if(+u(+(t+1.5707963267948966))<1e-16)return s[r>>3]=-1.5707963267948966,void(s[r+8>>3]=0);if(c=1/+d(+t),o=n*+A(+o)*c,n=+s[e>>3],t=c*((l-+A(+t)*+A(+n))/+d(+n)),l=o>1?1:o,t=t>1?1:t,(t=+s[e+8>>3]+ +_(+(l<-1?-1:l),+(t<-1?-1:t)))>3.141592653589793)do{t+=-6.283185307179586}while(t>3.141592653589793);if(t<-3.141592653589793)do{t+=6.283185307179586}while(t<-3.141592653589793);return void(s[r+8>>3]=t)}t=+s[e>>3]+n,s[r>>3]=t,a=r}while(0);if(+u(+(t+-1.5707963267948966))<1e-16)return s[a>>3]=1.5707963267948966,void(s[r+8>>3]=0);if(+u(+(t+1.5707963267948966))<1e-16)return s[a>>3]=-1.5707963267948966,void(s[r+8>>3]=0);if(t=+s[e+8>>3],t>3.141592653589793)do{t+=-6.283185307179586}while(t>3.141592653589793);if(t<-3.141592653589793)do{t+=6.283185307179586}while(t<-3.141592653589793);s[r+8>>3]=t}(15600+(t<<4)|0,+ct(+s[15920+(24*t|0)>>3]-h),l,a)}function Ie(e,t,n){t|=0,n|=0;var r,s;r=D,D=D+16|0,oe((e|=0)+4|0,s=r),Le(s,0|i[e>>2],t,0,n),D=r}function Oe(e,t,n,r,a){e|=0,t|=0,n|=0,r|=0,a|=0;var o,l,u,c,h,d,A,p,f,m,g,_,v,y,b,x,T,S,w,E,C,R,N=0,P=0,L=0,I=0,O=0,U=0;if(R=D,D=D+272|0,I=R+240|0,w=R,E=R+224|0,C=R+208|0,g=R+176|0,_=R+160|0,v=R+192|0,y=R+144|0,b=R+128|0,x=R+112|0,T=R+96|0,S=R+80|0,i[(N=R+256|0)>>2]=t,i[I>>2]=i[e>>2],i[I+4>>2]=i[e+4>>2],i[I+8>>2]=i[e+8>>2],i[I+12>>2]=i[e+12>>2],Ue(I,N,w),i[a>>2]=0,(0|(I=r+n+(5==(0|r)&1)|0))<=(0|n))D=R;else{l=E+4|0,u=g+4|0,c=n+5|0,h=16880+((o=0|i[N>>2])<<2)|0,d=16960+(o<<2)|0,A=b+8|0,p=x+8|0,f=T+8|0,m=C+4|0,L=n;e:for(;;){P=w+((0|L)%5<<4)|0,i[C>>2]=i[P>>2],i[C+4>>2]=i[P+4>>2],i[C+8>>2]=i[P+8>>2],i[C+12>>2]=i[P+12>>2];do{}while(2==(0|Be(C,o,0,1)));if((0|L)>(0|n)&!!(0|et(t))){if(i[g>>2]=i[C>>2],i[g+4>>2]=i[C+4>>2],i[g+8>>2]=i[C+8>>2],i[g+12>>2]=i[C+12>>2],oe(l,_),r=0|i[g>>2],N=0|i[17040+(80*r|0)+(i[E>>2]<<2)>>2],i[g>>2]=i[18640+(80*r|0)+(20*N|0)>>2],(0|(P=0|i[18640+(80*r|0)+(20*N|0)+16>>2]))>0){e=0;do{ve(u),e=e+1|0}while((0|e)<(0|P))}switch(P=18640+(80*r|0)+(20*N|0)+4|0,i[v>>2]=i[P>>2],i[v+4>>2]=i[P+4>>2],i[v+8>>2]=i[P+8>>2],ce(v,3*(0|i[h>>2])|0),le(u,v,u),ae(u),oe(u,y),O=+(0|i[d>>2]),s[b>>3]=3*O,s[A>>3]=0,U=-1.5*O,s[x>>3]=U,s[p>>3]=2.598076211353316*O,s[T>>3]=U,s[f>>3]=-2.598076211353316*O,0|i[17040+(80*(0|i[g>>2])|0)+(i[C>>2]<<2)>>2]){case 1:e=x,r=b;break;case 3:e=T,r=x;break;case 2:e=b,r=T;break;default:e=12;break e}Ft(_,y,r,e,S),Le(S,0|i[g>>2],o,1,a+8+(i[a>>2]<<4)|0),i[a>>2]=1+(0|i[a>>2])}if((0|L)<(0|c)&&(oe(m,g),Le(g,0|i[C>>2],o,1,a+8+(i[a>>2]<<4)|0),i[a>>2]=1+(0|i[a>>2])),i[E>>2]=i[C>>2],i[E+4>>2]=i[C+4>>2],i[E+8>>2]=i[C+8>>2],i[E+12>>2]=i[C+12>>2],(0|(L=L+1|0))>=(0|I)){e=3;break}}3!=(0|e)?12==(0|e)&&M(26970,27017,572,27027):D=R}}function Ue(e,t,n){e|=0,t|=0,n|=0;var r,s=0,a=0,o=0,l=0,u=0;r=D,D=D+128|0,a=r,l=20240,u=(o=s=r+64|0)+60|0;do{i[o>>2]=i[l>>2],o=o+4|0,l=l+4|0}while((0|o)<(0|u));l=20304,u=(o=a)+60|0;do{i[o>>2]=i[l>>2],o=o+4|0,l=l+4|0}while((0|o)<(0|u));s=(u=!(0|et(0|i[t>>2])))?s:a,Te(a=e+4|0),Se(a),0|et(0|i[t>>2])&&(ge(a),i[t>>2]=1+(0|i[t>>2])),i[n>>2]=i[e>>2],le(a,s,t=n+4|0),ae(t),i[n+16>>2]=i[e>>2],le(a,s+12|0,t=n+20|0),ae(t),i[n+32>>2]=i[e>>2],le(a,s+24|0,t=n+36|0),ae(t),i[n+48>>2]=i[e>>2],le(a,s+36|0,t=n+52|0),ae(t),i[n+64>>2]=i[e>>2],le(a,s+48|0,n=n+68|0),ae(n),D=r}function Be(e,t,n,r){n|=0,r|=0;var s,a,o,l,u,c,h=0,d=0,A=0,p=0,f=0;if(c=D,D=D+32|0,u=c+12|0,a=c,f=(e|=0)+4|0,p=0|i[16960+((t|=0)<<2)>>2],p=(l=!!(0|r))?3*p|0:p,h=0|i[f>>2],s=0|i[(o=e+8|0)>>2],l){if((0|(h=s+h+(r=0|i[(d=e+12|0)>>2])|0))==(0|p))return D=c,0|(f=1);A=d}else h=s+h+(r=0|i[(A=e+12|0)>>2])|0;if((0|h)<=(0|p))return D=c,0|(f=0);do{if((0|r)>0){if(r=0|i[e>>2],(0|s)>0){d=18640+(80*r|0)+60|0,r=e;break}r=18640+(80*r|0)+40|0,n?(ie(u,p,0,0),ue(f,u,a),ye(a),le(a,u,f),d=r,r=e):(d=r,r=e)}else d=18640+(80*(0|i[e>>2])|0)+20|0,r=e}while(0);if(i[r>>2]=i[d>>2],(0|i[(h=d+16|0)>>2])>0){r=0;do{ve(f),r=r+1|0}while((0|r)<(0|i[h>>2]))}return e=d+4|0,i[u>>2]=i[e>>2],i[u+4>>2]=i[e+4>>2],i[u+8>>2]=i[e+8>>2],t=0|i[16880+(t<<2)>>2],ce(u,l?3*t|0:t),le(f,u,f),ae(f),r=l&&((0|i[o>>2])+(0|i[f>>2])+(0|i[A>>2])|0)==(0|p)?1:2,D=c,0|(f=r)}function Fe(e,t){e|=0,t|=0;var n=0;do{n=0|Be(e,t,0,1)}while(2==(0|n));return 0|n}function ke(e,t,n,r,a){e|=0,t|=0,n|=0,r|=0,a|=0;var o,l,u,c,h,d,A,p,f,m,g,_,v,y,b,x,T,S,w=0,E=0,C=0,R=0,N=0;if(S=D,D=D+240|0,y=S+208|0,b=S,x=S+192|0,T=S+176|0,f=S+160|0,m=S+144|0,g=S+128|0,_=S+112|0,v=S+96|0,i[(w=S+224|0)>>2]=t,i[y>>2]=i[e>>2],i[y+4>>2]=i[e+4>>2],i[y+8>>2]=i[e+8>>2],i[y+12>>2]=i[e+12>>2],qe(y,w,b),i[a>>2]=0,(0|(p=r+n+(6==(0|r)&1)|0))<=(0|n))D=S;else{l=n+6|0,u=16960+((o=0|i[w>>2])<<2)|0,c=m+8|0,h=g+8|0,d=_+8|0,A=x+4|0,E=0,C=n,r=-1;e:for(;;){if(e=b+((w=(0|C)%6|0)<<4)|0,i[x>>2]=i[e>>2],i[x+4>>2]=i[e+4>>2],i[x+8>>2]=i[e+8>>2],i[x+12>>2]=i[e+12>>2],e=E,E=0|Be(x,o,0,1),(0|C)>(0|n)&!!(0|et(t))&&(1!=(0|e)&&(0|i[x>>2])!=(0|r))){switch(oe(b+((w+5|0)%6<<4)+4|0,T),oe(b+(w<<4)+4|0,f),R=+(0|i[u>>2]),s[m>>3]=3*R,s[c>>3]=0,N=-1.5*R,s[g>>3]=N,s[h>>3]=2.598076211353316*R,s[_>>3]=N,s[d>>3]=-2.598076211353316*R,w=0|i[y>>2],0|i[17040+(80*w|0)+(((0|r)==(0|w)?i[x>>2]:r)<<2)>>2]){case 1:e=g,r=m;break;case 3:e=_,r=g;break;case 2:e=m,r=_;break;default:e=8;break e}Ft(T,f,r,e,v),0|kt(T,v)||0|kt(f,v)||(Le(v,0|i[y>>2],o,1,a+8+(i[a>>2]<<4)|0),i[a>>2]=1+(0|i[a>>2]))}if((0|C)<(0|l)&&(oe(A,T),Le(T,0|i[x>>2],o,1,a+8+(i[a>>2]<<4)|0),i[a>>2]=1+(0|i[a>>2])),(0|(C=C+1|0))>=(0|p)){e=3;break}r=0|i[x>>2]}3!=(0|e)?8==(0|e)&&M(27054,27017,737,27099):D=S}}function qe(e,t,n){e|=0,t|=0,n|=0;var r,s=0,a=0,o=0,l=0,u=0;r=D,D=D+160|0,a=r,l=20368,u=(o=s=r+80|0)+72|0;do{i[o>>2]=i[l>>2],o=o+4|0,l=l+4|0}while((0|o)<(0|u));l=20448,u=(o=a)+72|0;do{i[o>>2]=i[l>>2],o=o+4|0,l=l+4|0}while((0|o)<(0|u));s=(u=!(0|et(0|i[t>>2])))?s:a,Te(a=e+4|0),Se(a),0|et(0|i[t>>2])&&(ge(a),i[t>>2]=1+(0|i[t>>2])),i[n>>2]=i[e>>2],le(a,s,t=n+4|0),ae(t),i[n+16>>2]=i[e>>2],le(a,s+12|0,t=n+20|0),ae(t),i[n+32>>2]=i[e>>2],le(a,s+24|0,t=n+36|0),ae(t),i[n+48>>2]=i[e>>2],le(a,s+36|0,t=n+52|0),ae(t),i[n+64>>2]=i[e>>2],le(a,s+48|0,t=n+68|0),ae(t),i[n+80>>2]=i[e>>2],le(a,s+60|0,n=n+84|0),ae(n),D=r}function Ve(e,t){return t=0|hn(0|(e|=0),0|(t|=0),45),w(),127&t}function ze(e,t){e|=0;var n=0,i=0,s=0,a=0;return!0&134217728==(-16777216&(t|=0))?(i=0|hn(0|e,0|t,52),w(),i&=15,n=0|hn(0|e,0|t,45),w(),(n&=127)>>>0>121?0|(e=0):!(613566756&(a=0|dn(0|(s=0|hn(0|e,0|t,0|(a=3*(15^i)|0))),0|w(),0|a))&(0|nn(-1227133514,-1171,0|a,0|(s=0|w()))))&!(4681&s&w())&&15==(0|i)|!(0|(a=0|hn(0|(0|dn(0|~e,0|~t,0|(a=19+(3*i|0)|0))),0|w(),0|a)))&!(0|w())?0|r[20528+n|0]?!(0|e)&!(0|(t&=8191))?0|(a=1):(a=0|An(0|e,0|t),w(),0|!!((63-a|0)%3|0)):0|(a=1):0|(a=0)):0|(e=0)}function Ge(e,t,n,r){e|=0,n|=0,r|=0;var s=0,a=0,o=0,l=0;if(s=0|dn(0|(t|=0),0,52),a=0|w(),n=0|dn(0|n,0,45),n=0|a|w()|134225919,(0|t)<1)return a=-1,r=n,i[(t=e)>>2]=a,void(i[(e=e+4|0)>>2]=r);for(a=1,s=-1;l=0|dn(7,0,0|(o=3*(15-a|0)|0)),n&=~w(),s=s&~l|(o=0|dn(0|r,0,0|o)),n=0|n|w(),(0|a)!=(0|t);)a=a+1|0;i[(o=l=e)>>2]=s,i[(l=l+4|0)>>2]=n}function He(e,t,n,r){n|=0,r|=0;var s=0,a=0;if(a=0|hn(0|(e|=0),0|(t|=0),52),w(),n>>>0>15)return 0|(r=4);if((0|(a&=15))<(0|n))return 0|(r=12);if((0|a)==(0|n))return i[r>>2]=e,i[r+4>>2]=t,0|(r=0);if(s=0|dn(0|n,0,52),s|=e,e=w()|-15728641&t,(0|a)>(0|n))do{t=0|dn(7,0,3*(14-n|0)|0),n=n+1|0,s|=t,e=0|w()|e}while((0|n)<(0|a));return i[r>>2]=s,i[r+4>>2]=e,0|(r=0)}function je(e,t,n,r){n|=0,r|=0;var s=0,a=0,o=0;if(a=0|hn(0|(e|=0),0|(t|=0),52),w(),!((0|n)<16&(0|(a&=15))<=(0|n)))return 0|(r=4);s=n-a|0,n=0|hn(0|e,0|t,45),w();e:do{if(0|z(127&n)){t:do{if(0|a){for(n=1;!((o=0|dn(7,0,3*(15-n|0)|0))&e|0)&!((0|w())&t);){if(!(n>>>0<a>>>0))break t;n=n+1|0}n=0|wt(7,0,s,((0|s)<0)<<31>>31),s=0|w();break e}}while(0);n=0|tn(0|(n=0|on(0|(n=0|wt(7,0,s,((0|s)<0)<<31>>31)),0|w(),5,0)),0|w(),-5,-1),n=0|tn(0|(n=0|an(0|n,0|w(),6,0)),0|w(),1,0),s=0|w()}else n=0|wt(7,0,s,((0|s)<0)<<31>>31),s=0|w()}while(0);return i[(o=r)>>2]=n,i[o+4>>2]=s,0|(o=0)}function We(e,t){var n=0,r=0,i=0;if(i=0|hn(0|(e|=0),0|(t|=0),45),w(),!(0|z(127&i)))return 0|(i=0);i=0|hn(0|e,0|t,52),w(),i&=15;e:do{if(i)for(r=1;;){if(n=0|hn(0|e,0|t,3*(15-r|0)|0),w(),0|(n&=7))break e;if(!(r>>>0<i>>>0)){n=0;break}r=r+1|0}else n=0}while(0);return 0|(i=1&!(0|n))}function Xe(e,t,n,r){return e|=0,t|=0,(0|(r|=0))<(0|(n|=0))?(r=e,S(0|(n=t)),0|r):(n=0|dn(-1,-1,3+(3*(r-n|0)|0)|0),r=0|dn(0|~n,0|~w(),3*(15-r|0)|0),n=~w()&t,r=~r&e,S(0|n),0|r)}function $e(e,t,n,r){n|=0,r|=0;var s=0;return s=0|hn(0|(e|=0),0|(t|=0),52),w(),(0|n)<16&(0|(s&=15))<=(0|n)?((0|s)<(0|n)&&(s=0|dn(-1,-1,3+(3*(n+-1-s|0)|0)|0),s=0|dn(0|~s,0|~w(),3*(15-n|0)|0),t=~w()&t,e&=~s),s=0|dn(0|n,0,52),n=-15728641&t|w(),i[r>>2]=e|s,i[r+4>>2]=n,0|(r=0)):0|(r=4)}function Qe(e,t){var n=0,r=0,i=0;if(i=0|hn(0|(e|=0),0|(t|=0),52),w(),!(i&=15))return 0|(i=0);for(r=1;;){if(n=0|hn(0|e,0|t,3*(15-r|0)|0),w(),0|(n&=7)){r=5;break}if(!(r>>>0<i>>>0)){n=0,r=5;break}r=r+1|0}return 5==(0|r)?0|n:0}function Ye(e,t){var n=0,r=0,i=0,s=0,a=0,o=0,l=0;if(l=0|hn(0|(e|=0),0|(t|=0),52),w(),!(l&=15))return l=e,S(0|(o=t)),0|l;for(o=1,n=0;;){r=0|dn(7,0,0|(s=3*(15-o|0)|0)),i=0|w(),a=0|hn(0|e,0|t,0|s),w(),e=(s=0|dn(0|be(7&a),0,0|s))|e&~r,t=(a=0|w())|t&~i;e:do{if(!n)if(!(s&r|0)&!(a&i|0))n=0;else if(r=0|hn(0|e,0|t,52),w(),r&=15){n=1;t:for(;;){switch(a=0|hn(0|e,0|t,3*(15-n|0)|0),w(),7&a){case 1:break t;case 0:break;default:n=1;break e}if(!(n>>>0<r>>>0)){n=1;break e}n=n+1|0}for(n=1;;){if(i=0|hn(0|e,0|t,0|(a=3*(15-n|0)|0)),w(),s=0|dn(7,0,0|a),t&=~w(),e=e&~s|(a=0|dn(0|be(7&i),0,0|a)),t=0|t|w(),!(n>>>0<r>>>0)){n=1;break}n=n+1|0}}else n=1}while(0);if(!(o>>>0<l>>>0))break;o=o+1|0}return S(0|t),0|e}function Ke(e,t){var n=0,r=0,i=0,s=0,a=0;if(r=0|hn(0|(e|=0),0|(t|=0),52),w(),!(r&=15))return r=e,S(0|(n=t)),0|r;for(n=1;a=0|hn(0|e,0|t,0|(s=3*(15-n|0)|0)),w(),i=0|dn(7,0,0|s),t&=~w(),e=(s=0|dn(0|be(7&a),0,0|s))|e&~i,t=0|w()|t,n>>>0<r>>>0;)n=n+1|0;return S(0|t),0|e}function Ze(e,t){var n=0,r=0,i=0,s=0,a=0,o=0,l=0;if(l=0|hn(0|(e|=0),0|(t|=0),52),w(),!(l&=15))return l=e,S(0|(o=t)),0|l;for(o=1,n=0;;){r=0|dn(7,0,0|(s=3*(15-o|0)|0)),i=0|w(),a=0|hn(0|e,0|t,0|s),w(),e=(s=0|dn(0|xe(7&a),0,0|s))|e&~r,t=(a=0|w())|t&~i;e:do{if(!n)if(!(s&r|0)&!(a&i|0))n=0;else if(r=0|hn(0|e,0|t,52),w(),r&=15){n=1;t:for(;;){switch(a=0|hn(0|e,0|t,3*(15-n|0)|0),w(),7&a){case 1:break t;case 0:break;default:n=1;break e}if(!(n>>>0<r>>>0)){n=1;break e}n=n+1|0}for(n=1;;){if(s=0|dn(7,0,0|(i=3*(15-n|0)|0)),a=t&~w(),t=0|hn(0|e,0|t,0|i),w(),e=e&~s|(t=0|dn(0|xe(7&t),0,0|i)),t=0|a|w(),!(n>>>0<r>>>0)){n=1;break}n=n+1|0}}else n=1}while(0);if(!(o>>>0<l>>>0))break;o=o+1|0}return S(0|t),0|e}function Je(e,t){var n=0,r=0,i=0,s=0,a=0;if(r=0|hn(0|(e|=0),0|(t|=0),52),w(),!(r&=15))return r=e,S(0|(n=t)),0|r;for(n=1;s=0|dn(7,0,0|(a=3*(15-n|0)|0)),i=t&~w(),t=0|hn(0|e,0|t,0|a),w(),e=(t=0|dn(0|xe(7&t),0,0|a))|e&~s,t=0|w()|i,n>>>0<r>>>0;)n=n+1|0;return S(0|t),0|e}function et(e){return(0|(e|=0))%2|0}function tt(e,t,n){n|=0;var r,s=0;return r=D,D=D+16|0,s=r,(t|=0)>>>0>15?(D=r,0|(s=4)):2146435072&~i[(e|=0)+4>>2]&&2146435072&~i[e+8+4>>2]?(function(e,t,n){var r,i;r=D,D=D+16|0,De(e|=0,t|=0,n|=0,i=r),se(i,n+4|0),D=r}(e,t,s),t=0|function(e,t){e|=0;var n,r=0,s=0,a=0,o=0,l=0,u=0,c=0,h=0;if(n=D,D=D+64|0,u=n+40|0,s=n+24|0,a=n+12|0,o=n,dn(0|(t|=0),0,52),r=134225919|w(),!t)return(0|i[e+4>>2])>2||(0|i[e+8>>2])>2||(0|i[e+12>>2])>2?(u=0,S(0|(l=0)),D=n,0|u):(dn(0|H(e),0,45),l=0|w()|r,u=-1,S(0|l),D=n,0|u);if(i[u>>2]=i[e>>2],i[u+4>>2]=i[e+4>>2],i[u+8>>2]=i[e+8>>2],i[u+12>>2]=i[e+12>>2],l=u+4|0,(0|t)>0)for(e=-1;i[s>>2]=i[l>>2],i[s+4>>2]=i[l+4>>2],i[s+8>>2]=i[l+8>>2],1&t?(pe(l),i[a>>2]=i[l>>2],i[a+4>>2]=i[l+4>>2],i[a+8>>2]=i[l+8>>2],me(a)):(fe(l),i[a>>2]=i[l>>2],i[a+4>>2]=i[l+4>>2],i[a+8>>2]=i[l+8>>2],ge(a)),ue(s,a,o),ae(o),c=0|dn(7,0,0|(h=3*(15-t|0)|0)),r&=~w(),e=(h=0|dn(0|he(o),0,0|h))|e&~c,r=0|w()|r,(0|t)>1;)t=t+-1|0;else e=-1;e:do{if((0|i[l>>2])<=2&&(0|i[u+8>>2])<=2&&(0|i[u+12>>2])<=2){if(t=0|dn(0|(s=0|H(u)),0,45),t|=e,e=w()|-1040385&r,o=0|j(u),!(0|z(s))){if((0|o)<=0)break;for(a=0;;){if(s=0|hn(0|t,0|e,52),w(),s&=15)for(r=1;u=0|hn(0|t,0|e,0|(h=3*(15-r|0)|0)),w(),c=0|dn(7,0,0|h),e&=~w(),t=t&~c|(h=0|dn(0|be(7&u),0,0|h)),e=0|e|w(),r>>>0<s>>>0;)r=r+1|0;if((0|(a=a+1|0))==(0|o))break e}}a=0|hn(0|t,0|e,52),w(),a&=15;t:do{if(a){r=1;n:for(;;){switch(h=0|hn(0|t,0|e,3*(15-r|0)|0),w(),7&h){case 1:break n;case 0:break;default:break t}if(!(r>>>0<a>>>0))break t;r=r+1|0}if(0|W(s,0|i[u>>2]))for(r=1;c=0|dn(7,0,0|(u=3*(15-r|0)|0)),h=e&~w(),e=0|hn(0|t,0|e,0|u),w(),t=t&~c|(e=0|dn(0|xe(7&e),0,0|u)),e=0|h|w(),r>>>0<a>>>0;)r=r+1|0;else for(r=1;u=0|hn(0|t,0|e,0|(h=3*(15-r|0)|0)),w(),c=0|dn(7,0,0|h),e&=~w(),t=t&~c|(h=0|dn(0|be(7&u),0,0|h)),e=0|e|w(),r>>>0<a>>>0;)r=r+1|0}}while(0);if((0|o)>0){r=0;do{t=0|Ye(t,e),e=0|w(),r=r+1|0}while((0|r)!=(0|o))}}else t=0,e=0}while(0);return h=t,S(0|(c=e)),D=n,0|h}(s,t),s=0|w(),i[n>>2]=t,i[n+4>>2]=s,!(0|t)&!(0|s)&&M(27795,27122,1050,27145),D=r,0|(s=0)):(D=r,0|(s=3))}function nt(e,t,n){var r,s=0,a=0,o=0;if(r=(n|=0)+4|0,a=0|hn(0|(e|=0),0|(t|=0),52),w(),a&=15,o=0|hn(0|e,0|t,45),w(),s=!(0|a),0|z(127&o)){if(s)return 0|(o=1);s=1}else{if(s)return 0|(o=0);s=0|i[r>>2]||0|i[n+8>>2]?1:1&!!(0|i[n+12>>2])}for(n=1;1&n?me(r):ge(r),o=0|hn(0|e,0|t,3*(15-n|0)|0),w(),_e(r,7&o),n>>>0<a>>>0;)n=n+1|0;return 0|s}function rt(e,t,n){n|=0;var r,s,a=0,o=0,l=0,u=0,c=0,h=0;if(s=D,D=D+16|0,r=s,h=0|hn(0|(e|=0),0|(t|=0),45),w(),(h&=127)>>>0>121)return i[n>>2]=0,i[n+4>>2]=0,i[n+8>>2]=0,i[n+12>>2]=0,D=s,0|(h=5);e:do{if(0|z(h)&&(l=0|hn(0|e,0|t,52),w(),0|(l&=15))){a=1;t:for(;;){switch(c=0|hn(0|e,0|t,3*(15-a|0)|0),w(),7&c){case 5:break t;case 0:break;default:a=t;break e}if(!(a>>>0<l>>>0)){a=t;break e}a=a+1|0}for(o=1,a=t;u=0|dn(7,0,0|(t=3*(15-o|0)|0)),c=a&~w(),a=0|hn(0|e,0|a,0|t),w(),e=e&~u|(a=0|dn(0|xe(7&a),0,0|t)),a=0|c|w(),o>>>0<l>>>0;)o=o+1|0}else a=t}while(0);if(c=7696+(28*h|0)|0,i[n>>2]=i[c>>2],i[n+4>>2]=i[c+4>>2],i[n+8>>2]=i[c+8>>2],i[n+12>>2]=i[c+12>>2],!(0|nt(e,a,n)))return D=s,0|(h=0);if(u=n+4|0,i[r>>2]=i[u>>2],i[r+4>>2]=i[u+4>>2],i[r+8>>2]=i[u+8>>2],l=0|hn(0|e,0|a,52),w(),c=15&l,1&l?(ge(u),l=c+1|0):l=c,0|z(h)){e:do{if(c)for(t=1;;){if(o=0|hn(0|e,0|a,3*(15-t|0)|0),w(),0|(o&=7)){a=o;break e}if(!(t>>>0<c>>>0)){a=0;break}t=t+1|0}else a=0}while(0);a=4==(0|a)&1}else a=0;if(0|Be(n,l,a,0)){if(0|z(h))do{}while(0|Be(n,l,0,0));(0|l)!=(0|c)&&fe(u)}else(0|l)!=(0|c)&&(i[u>>2]=i[r>>2],i[u+4>>2]=i[r+4>>2],i[u+8>>2]=i[r+8>>2]);return D=s,0|(h=0)}function it(e,t,n){n|=0;var r,i,s=0;return i=D,D=D+16|0,0|(s=0|rt(e|=0,t|=0,r=i))?(D=i,0|s):(s=0|hn(0|e,0|t,52),w(),Ie(r,15&s,n),D=i,0|(s=0))}function st(e,t,n){n|=0;var r,i=0,s=0,a=0;if(r=D,D=D+16|0,0|(i=0|rt(e|=0,t|=0,a=r)))return D=r,0|(a=i);i=0|hn(0|e,0|t,45),w(),i=!(0|z(127&i)),s=0|hn(0|e,0|t,52),w(),s&=15;e:do{if(!i){if(0|s)for(i=1;;){if(!(!((0|dn(7,0,3*(15-i|0)|0))&e|0)&!((0|w())&t)))break e;if(!(i>>>0<s>>>0))break;i=i+1|0}return Oe(a,s,0,5,n),D=r,0|0}}while(0);return ke(a,s,0,6,n),D=r,0|0}function at(e,t){t|=0;var n=0,r=0,s=0,a=0,o=0,l=0,u=0;if((e|=0)>>>0>15)return 0|(l=4);if(dn(0|e,0,52),l=134225919|w(),!e){n=0,r=0;do{0|z(r)&&(dn(0|r,0,45),o=0|l|w(),i[(e=t+(n<<3)|0)>>2]=-1,i[e+4>>2]=o,n=n+1|0),r=r+1|0}while(122!=(0|r));return 0|(n=0)}n=0,o=0;do{if(0|z(o)){for(dn(0|o,0,45),r=1,s=-1,a=0|l|w();s&=~(u=0|dn(7,0,3*(15-r|0)|0)),a&=~w(),(0|r)!=(0|e);)r=r+1|0;i[(u=t+(n<<3)|0)>>2]=s,i[u+4>>2]=a,n=n+1|0}o=o+1|0}while(122!=(0|o));return 0|(n=0)}function ot(e,t,n,r){e|=0,r|=0;var s=0,a=0,o=0;s=0|hn(0|(t|=0),0|(n|=0),52),w(),!(0|t)&!(0|n)|(0|r)>15|(0|(s&=15))>(0|r)?(a=-1,t=-1,n=0,s=0):(t=0|Xe(t,n,s+1|0,r),o=-15728641&w(),n=0|dn(0|r,0,52),a=s,t=(t=!(0|We(n|=t,o=0|o|w())))?-1:r,s=o),i[(o=e)>>2]=n,i[o+4>>2]=s,i[e+8>>2]=a,i[e+12>>2]=t}function lt(e,t,n,r){n|=0,r|=0;var s=0,a=0;return s=0|hn(0|(e|=0),0|(t|=0),52),w(),s&=15,i[(a=r+8|0)>>2]=s,!(0|e)&!(0|t)|(0|n)>15|(0|s)>(0|n)?(i[(n=r)>>2]=0,i[n+4>>2]=0,i[a>>2]=-1,void(i[r+12>>2]=-1)):(e=0|Xe(e,t,s+1|0,n),a=-15728641&w(),s=0|dn(0|n,0,52),s|=e,a=0|a|w(),i[(e=r)>>2]=s,i[e+4>>2]=a,e=r+12|0,0|We(s,a)?void(i[e>>2]=n):void(i[e>>2]=-1))}function ut(e){var t,n=0,r=0,s=0,a=0,o=0,l=0,u=0,c=0;if(!(!(0|(n=0|i[(r=e|=0)>>2]))&!(0|(r=0|i[r+4>>2]))||(s=0|hn(0|n,0|r,52),w(),n=0|tn(0|(u=0|dn(1,0,3*(15^(s&=15))|0)),0|w(),0|n,0|r),r=0|w(),i[(u=e)>>2]=n,i[u+4>>2]=r,(0|s)<(0|(l=0|i[(u=e+8|0)>>2]))))){for(t=e+12|0,o=s;;){if((0|o)==(0|l)){s=5;break}if(c=(0|o)==(0|i[t>>2]),s=0|hn(0|n,0|r,0|(a=3*(15-o|0)|0)),w(),c&1==(0|(s&=7))&!0){s=7;break}if(!(7==(0|s)&!0)){s=10;break}if(n=0|tn(0|n,0|r,0|(c=0|dn(1,0,0|a)),0|w()),r=0|w(),i[(c=e)>>2]=n,i[c+4>>2]=r,!((0|o)>(0|l))){s=10;break}o=o+-1|0}if(5==(0|s))return i[(c=e)>>2]=0,i[c+4>>2]=0,i[u>>2]=-1,void(i[t>>2]=-1);if(7==(0|s))return l=0|tn(0|n,0|r,0|(l=0|dn(1,0,0|a)),0|w()),u=0|w(),i[(c=e)>>2]=l,i[c+4>>2]=u,void(i[t>>2]=o+-1)}}function ct(e){var t;return t=(e=+e)<0?e+6.283185307179586:e,+(e>=6.283185307179586?t+-6.283185307179586:t)}function ht(e,t){return t|=0,+u(+(+s[(e|=0)>>3]-+s[t>>3]))<17453292519943298e-27?0|(t=+u(+(+s[e+8>>3]-+s[t+8>>3]))<17453292519943298e-27):0|(t=0)}function dt(e,t){switch(e=+e,0|(t|=0)){case 1:e=e<0?e+6.283185307179586:e;break;case 2:e=e>0?e+-6.283185307179586:e}return+e}function At(e,t){e|=0;var n,r,i,a=0;return r=+s[(t|=0)>>3],n=+s[e>>3],a=(i=+A(.5*(r-n)))*i+(a=+A(.5*(+s[t+8>>3]-+s[e+8>>3])))*(+d(+r)*+d(+n)*a),2*+_(+ +c(+a),+ +c(+(1-a)))*6371.007180918475}function pt(e,t){return t|=0,(e|=0)>>>0>15?0|(t=4):(s[t>>3]=+s[20656+(e<<3)>>3],0|(t=0))}function ft(e,t){t|=0;var n=0;return(e|=0)>>>0>15?0|(t=4):(n=0|on(0|(n=0|wt(7,0,e,((0|e)<0)<<31>>31)),0|w(),120,0),e=0|w(),i[t>>2]=2|n,i[t+4>>2]=e,0|(t=0))}function mt(e,t,n){e|=0,n|=0;var r,i,a,o,l=0,u=0,h=0,f=0,m=0,v=0;return v=+s[(t|=0)>>3],a=+s[e>>3],m=+A(.5*(v-a)),h=+s[t+8>>3],i=+s[e+8>>3],f=+A(.5*(h-i)),r=+d(+a),o=+d(+v),f=2*+_(+ +c(+(f=m*m+f*(o*r*f))),+ +c(+(1-f))),m=+s[n>>3],v=+A(.5*(m-v)),l=+s[n+8>>3],h=+A(.5*(l-h)),u=+d(+m),h=2*+_(+ +c(+(h=v*v+h*(o*u*h))),+ +c(+(1-h))),m=+A(.5*(a-m)),l=+A(.5*(i-l)),l=2*+_(+ +c(+(l=m*m+l*(r*u*l))),+ +c(+(1-l))),4*+g(+ +c(+ +p(.5*(u=.5*(f+h+l)))*+p(.5*(u-f))*+p(.5*(u-h))*+p(.5*(u-l))))}function gt(e,t,n){n|=0;var r,a,o,l=0,u=0;if(o=D,D=D+192|0,a=o,0|(u=0|it(e|=0,t|=0,r=o+168|0)))return D=o,0|(n=u);if(0|st(e,t,a)&&M(27795,27190,415,27199),(0|(t=0|i[a>>2]))>0){if(l=+mt(a+8|0,a+8+((1!=(0|t)&1)<<4)|0,r)+0,1!=(0|t)){e=1;do{l+=+mt(a+8+((u=e)<<4)|0,a+8+((0|(e=e+1|0))%(0|t)<<4)|0,r)}while((0|e)<(0|t))}}else l=0;return s[n>>3]=l,D=o,0|(n=0)}function _t(e){e|=0;var t,n,r=0;return(t=0|en(1,12))||M(27280,27235,49,27293),0|(r=0|i[(n=e+4|0)>>2])?(i[(r=r+8|0)>>2]=t,i[n>>2]=t,0|t):(0|i[e>>2]&&M(27310,27235,61,27333),i[(r=e)>>2]=t,i[n>>2]=t,0|t)}function vt(e,t){e|=0,t|=0;var n,r;return(r=0|Zt(24))||M(27347,27235,78,27361),i[r>>2]=i[t>>2],i[r+4>>2]=i[t+4>>2],i[r+8>>2]=i[t+8>>2],i[r+12>>2]=i[t+12>>2],i[r+16>>2]=0,0|(n=0|i[(t=e+4|0)>>2])?(i[n+16>>2]=r,i[t>>2]=r,0|r):(0|i[e>>2]&&M(27376,27235,82,27361),i[e>>2]=r,i[t>>2]=r,0|r)}function yt(e){var t=0,n=0,r=0,s=0;if(e|=0)for(r=1;;){if(0|(t=0|i[e>>2]))do{if(0|(n=0|i[t>>2]))do{s=n,n=0|i[n+16>>2],Jt(s)}while(0|n);s=t,t=0|i[t+8>>2],Jt(s)}while(0|t);if(t=e,e=0|i[e+8>>2],r||Jt(t),!e)break;r=0}}function bt(e){var t,n,r=0,a=0,o=0,l=0,c=0,h=0,d=0,A=0,p=0,f=0,m=0,g=0,_=0,v=0,y=0,b=0,x=0,T=0,S=0,w=0,E=0,C=0,R=0,N=0,P=0,D=0,L=0,I=0,O=0,U=0;if(0|i[(l=(e|=0)+8|0)>>2])return 0|(U=1);if(!(o=0|i[e>>2]))return 0|(U=0);r=o,a=0;do{a=a+1|0,r=0|i[r+8>>2]}while(0|r);if(a>>>0<2)return 0|(U=0);(n=0|Zt(a<<2))||M(27396,27235,317,27415),(t=0|Zt(a<<5))||M(27437,27235,321,27415),i[e>>2]=0,i[(C=e+4|0)>>2]=0,i[l>>2]=0,a=0,I=0,E=0,m=0;e:for(;;){if(f=0|i[o>>2]){c=0,h=f;do{if(A=+s[h+8>>3],r=h,h=0|i[h+16>>2],d=+s[(l=(p=!(0|h))?f:h)+8>>3],+u(+(A-d))>3.141592653589793){U=14;break}c+=(d-A)*(+s[r>>3]+ +s[l>>3])}while(!p);if(14==(0|U)){U=0,c=0,r=f;do{w=+s[r+8>>3],D=0|i[(L=r+16|0)>>2],S=+s[(D=0|D?D:f)+8>>3],c+=(+s[r>>3]+ +s[D>>3])*((S<0?S+6.283185307179586:S)-(w<0?w+6.283185307179586:w)),r=0|i[(0|r?L:o)>>2]}while(0|r)}c>0?(i[n+(I<<2)>>2]=o,I=I+1|0,l=E,r=m):U=19}else U=19;if(19==(0|U)){U=0;do{if(!a){if(m){l=C,h=m+8|0,r=o,a=e;break}if(0|i[e>>2]){U=27;break e}l=C,h=e,r=o,a=e;break}if(0|i[(r=a+8|0)>>2]){U=21;break e}if(!(a=0|en(1,12))){U=23;break e}i[r>>2]=a,l=a+4|0,h=a,r=m}while(0);if(i[h>>2]=o,i[l>>2]=o,h=t+(E<<5)|0,p=0|i[o>>2]){for(s[(f=t+(E<<5)+8|0)>>3]=17976931348623157e292,s[(m=t+(E<<5)+24|0)>>3]=17976931348623157e292,s[h>>3]=-17976931348623157e292,s[(g=t+(E<<5)+16|0)>>3]=-17976931348623157e292,x=17976931348623157e292,T=-17976931348623157e292,l=0,_=p,A=17976931348623157e292,y=17976931348623157e292,b=-17976931348623157e292,d=-17976931348623157e292;c=+s[_>>3],w=+s[_+8>>3],_=0|i[_+16>>2],S=+s[((v=!(0|_))?p:_)+8>>3],c<A&&(s[f>>3]=c,A=c),w<y&&(s[m>>3]=w,y=w),c>b?s[h>>3]=c:c=b,w>d&&(s[g>>3]=w,d=w),x=w>0&w<x?w:x,T=w<0&w>T?w:T,l|=+u(+(w-S))>3.141592653589793,!v;)b=c;l&&(s[g>>3]=T,s[m>>3]=x)}else i[h>>2]=0,i[h+4>>2]=0,i[h+8>>2]=0,i[h+12>>2]=0,i[h+16>>2]=0,i[h+20>>2]=0,i[h+24>>2]=0,i[h+28>>2]=0;l=E+1|0}if(o=0|i[(L=o+8|0)>>2],i[L>>2]=0,!o){U=45;break}E=l,m=r}if(21==(0|U))M(27213,27235,35,27247);else if(23==(0|U))M(27267,27235,37,27247);else if(27==(0|U))M(27310,27235,61,27333);else if(45==(0|U)){e:do{if((0|I)>0){for(L=!(0|l),P=l<<2,D=!(0|e),N=0,r=0;;){if(R=0|i[n+(N<<2)>>2],L)U=73;else{if(!(E=0|Zt(P))){U=50;break}if(!(C=0|Zt(P))){U=52;break}t:do{if(D)a=0;else{for(l=0,a=0,h=e;o=t+(l<<5)|0,0|xt(0|i[h>>2],o,0|i[R>>2])?(i[E+(a<<2)>>2]=h,i[C+(a<<2)>>2]=o,v=a+1|0):v=a,h=0|i[h+8>>2];)l=l+1|0,a=v;if((0|v)>0)if(o=0|i[E>>2],1==(0|v))a=o;else for(g=0,_=-1,a=o,m=o;;){for(p=0|i[m>>2],o=0,h=0;f=(0|(l=0|i[i[E+(h<<2)>>2]>>2]))==(0|p)?o:o+(1&xt(l,0|i[C+(h<<2)>>2],0|i[p>>2]))|0,(0|(h=h+1|0))!=(0|v);)o=f;if(a=(l=(0|f)>(0|_))?m:a,(0|(o=g+1|0))==(0|v))break t;g=o,_=l?f:_,m=0|i[E+(o<<2)>>2]}else a=0}}while(0);if(Jt(E),Jt(C),a){if(o=0|i[(l=a+4|0)>>2])a=o+8|0;else if(0|i[a>>2]){U=70;break}i[a>>2]=R,i[l>>2]=R}else U=73}if(73==(0|U)){if(U=0,0|(r=0|i[R>>2]))do{C=r,r=0|i[r+16>>2],Jt(C)}while(0|r);Jt(R),r=1}if((0|(N=N+1|0))>=(0|I)){O=r;break e}}50==(0|U)?M(27452,27235,249,27471):52==(0|U)?M(27490,27235,252,27471):70==(0|U)&&M(27310,27235,61,27333)}else O=0}while(0);return Jt(n),Jt(t),0|(U=O)}return 0}function xt(e,t,n){e|=0;var r=0,a=0,o=0,l=0,u=0,c=0,h=0,d=0;if(!(0|Z(t|=0,n|=0)))return 0|(e=0);if(t=0|Y(t),r=+s[n>>3],a=t&(a=+s[n+8>>3])<0?a+6.283185307179586:a,!(e=0|i[e>>2]))return 0|(e=0);if(t){t=0,h=a,n=e;e:for(;;){for(;l=+s[n>>3],a=+s[n+8>>3],d=0|i[(n=n+16|0)>>2],o=+s[(d=0|d?d:e)>>3],u=+s[d+8>>3],l>o?(c=l,l=u):(c=o,o=l,l=a,a=u),(r=r==o|r==c?r+2220446049250313e-31:r)<o|r>c;)if(!(n=0|i[n>>2])){n=22;break e}if(((c=(u=l<0?l+6.283185307179586:l)+(r-o)/(c-o)*((l=a<0?a+6.283185307179586:a)-u))<0?c+6.283185307179586:c)>(h=u==h|l==h?h+-2220446049250313e-31:h)&&(t^=1),!(n=0|i[n>>2])){n=22;break}}if(22==(0|n))return 0|t}else{t=0,h=a,n=e;e:for(;;){for(;l=+s[n>>3],a=+s[n+8>>3],d=0|i[(n=n+16|0)>>2],o=+s[(d=0|d?d:e)>>3],u=+s[d+8>>3],l>o?(c=l,l=u):(c=o,o=l,l=a,a=u),(r=r==o|r==c?r+2220446049250313e-31:r)<o|r>c;)if(!(n=0|i[n>>2])){n=22;break e}if(l+(r-o)/(c-o)*(a-l)>(h=l==h|a==h?h+-2220446049250313e-31:h)&&(t^=1),!(n=0|i[n>>2])){n=22;break}}if(22==(0|n))return 0|t}return 0}function Tt(e,t,n,s,a){n|=0,s|=0,a|=0;var o,l,u,c,h=0,d=0,A=0,p=0,f=0,m=0,g=0,_=0,v=0,y=0;if(c=D,D=D+32|0,y=c+16|0,u=c,h=0|hn(0|(e|=0),0|(t|=0),52),w(),h&=15,g=0|hn(0|n,0|s,52),w(),(0|h)!=(15&g))return D=c,0|(y=12);if(f=0|hn(0|e,0|t,45),w(),f&=127,m=0|hn(0|n,0|s,45),w(),f>>>0>121|(m&=127)>>>0>121)return D=c,0|(y=5);if(g=(0|f)!=(0|m)){if(7==(0|(A=0|$(f,m))))return D=c,0|(y=1);7==(0|(p=0|$(m,f)))?M(27514,27538,161,27548):(_=A,d=p)}else _=0,d=0;o=0|z(f),l=0|z(m),i[y>>2]=0,i[y+4>>2]=0,i[y+8>>2]=0,i[y+12>>2]=0;do{if(_){if(A=(0|(m=0|i[4272+(28*f|0)+(_<<2)>>2]))>0,l)if(A){f=0,p=n,A=s;do{p=0|Ze(p,A),A=0|w(),1==(0|(d=0|xe(d)))&&(d=0|xe(1)),f=f+1|0}while((0|f)!=(0|m));m=d,f=p,p=A}else m=d,f=n,p=s;else if(A){f=0,p=n,A=s;do{p=0|Je(p,A),A=0|w(),d=0|xe(d),f=f+1|0}while((0|f)!=(0|m));m=d,f=p,p=A}else m=d,f=n,p=s;if(nt(f,p,y),g||M(27563,27538,191,27548),(A=!!(0|o))&(d=!!(0|l))&&M(27590,27538,192,27548),A){if(7==(0|(d=0|Qe(e,t)))){h=5;break}if(0|r[22e3+(7*d|0)+_|0]){h=1;break}f=p=0|i[21168+(28*d|0)+(_<<2)>>2]}else if(d){if(7==(0|(d=0|Qe(f,p)))){h=5;break}if(0|r[22e3+(7*d|0)+m|0]){h=1;break}f=0,p=0|i[21168+(28*m|0)+(d<<2)>>2]}else f=0,p=0;if((f|p|0)<0)h=5;else{if((0|p)>0){A=y+4|0,d=0;do{ye(A),d=d+1|0}while((0|d)!=(0|p))}if(i[u>>2]=0,i[u+4>>2]=0,i[u+8>>2]=0,_e(u,_),0|h)for(;0|et(h)?me(u):ge(u),(0|h)>1;)h=h+-1|0;if((0|f)>0){h=0;do{ye(u),h=h+1|0}while((0|h)!=(0|f))}le(v=y+4|0,u,v),ae(v),v=51}}else if(nt(n,s,y),!!(0|o)&!!(0|l))if((0|m)!=(0|f)&&M(27621,27538,261,27548),7==(0|(d=0|Qe(e,t)))|7==(0|(h=0|Qe(n,s))))h=5;else if(0|r[22e3+(7*d|0)+h|0])h=1;else if((0|(d=0|i[21168+(28*d|0)+(h<<2)>>2]))>0){A=y+4|0,h=0;do{ye(A),h=h+1|0}while((0|h)!=(0|d));v=51}else v=51;else v=51}while(0);return 51==(0|v)&&(h=y+4|0,i[a>>2]=i[h>>2],i[a+4>>2]=i[h+4>>2],i[a+8>>2]=i[h+8>>2],h=0),D=c,0|(y=h)}function St(e,t,n,r){n|=0,r|=0;var s,a,o,l=0,u=0,c=0,h=0,d=0,A=0,p=0,f=0,m=0,g=0,_=0,v=0,y=0;if(o=D,D=D+48|0,s=o+36|0,c=o+24|0,h=o+12|0,d=o,l=0|hn(0|(e|=0),0|(t|=0),52),w(),l&=15,p=0|hn(0|e,0|t,45),w(),(p&=127)>>>0>121)return D=o,0|(r=5);if(a=0|z(p),dn(0|l,0,52),g=134225919|w(),i[(u=r)>>2]=-1,i[u+4>>2]=g,!l)return 7==(0|(l=0|he(n)))||127==(0|(l=0|X(p,l)))?(D=o,0|(g=1)):(f=0|dn(0|l,0,45),m=0|w(),m=-1040385&i[(p=r)+4>>2]|m,i[(g=r)>>2]=i[p>>2]|f,i[g+4>>2]=m,D=o,0|(g=0));for(i[s>>2]=i[n>>2],i[s+4>>2]=i[n+4>>2],i[s+8>>2]=i[n+8>>2],n=l;;){if(u=n,n=n+-1|0,i[c>>2]=i[s>>2],i[c+4>>2]=i[s+4>>2],i[c+8>>2]=i[s+8>>2],0|et(u)){if(0|(l=0|de(s))){n=13;break}i[h>>2]=i[s>>2],i[h+4>>2]=i[s+4>>2],i[h+8>>2]=i[s+8>>2],me(h)}else{if(0|(l=0|Ae(s))){n=13;break}i[h>>2]=i[s>>2],i[h+4>>2]=i[s+4>>2],i[h+8>>2]=i[s+8>>2],ge(h)}if(ue(c,h,d),ae(d),v=0|i[(l=r)>>2],l=0|i[l+4>>2],_=0|dn(7,0,0|(y=3*(15-u|0)|0)),l&=~w(),y=0|dn(0|he(d),0,0|y),l=0|w()|l,i[(g=r)>>2]=y|v&~_,i[g+4>>2]=l,(0|u)<=1){n=14;break}}e:do{if(13!=(0|n)&&14==(0|n))if((0|i[s>>2])<=1&&(0|i[s+4>>2])<=1&&(0|i[s+8>>2])<=1){d=127==(0|(l=0|X(p,n=0|he(s))))?0:0|z(l);t:do{if(n){if(a){if(7==(0|(l=0|Qe(e,t)))){l=5;break e}if((0|(u=0|i[21376+(28*l|0)+(n<<2)>>2]))>0){l=n,n=0;do{l=0|be(l),n=n+1|0}while((0|n)!=(0|u))}else l=n;if(1==(0|l)){l=9;break e}127==(0|(n=0|X(p,l)))&&M(27648,27538,411,27678),0|z(n)?M(27693,27538,412,27678):(m=n,f=u,A=l)}else m=l,f=0,A=n;if((0|(h=0|i[4272+(28*p|0)+(A<<2)>>2]))<=-1&&M(27724,27538,419,27678),!d){if((0|f)<0){l=5;break e}if(0|f){l=0,n=0|i[(u=r)>>2],u=0|i[u+4>>2];do{n=0|Ke(n,u),u=0|w(),i[(y=r)>>2]=n,i[y+4>>2]=u,l=l+1|0}while((0|l)<(0|f))}if((0|h)<=0){l=m,n=58;break}for(l=0,n=0|i[(u=r)>>2],u=0|i[u+4>>2];;)if(n=0|Ke(n,u),u=0|w(),i[(y=r)>>2]=n,i[y+4>>2]=u,(0|(l=l+1|0))==(0|h)){l=m,n=58;break t}}if(7==(0|(c=0|$(m,p)))&&M(27514,27538,428,27678),n=0|i[(l=r)>>2],l=0|i[l+4>>2],(0|h)>0){u=0;do{n=0|Ke(n,l),l=0|w(),i[(y=r)>>2]=n,i[y+4>>2]=l,u=u+1|0}while((0|u)!=(0|h))}if(7==(0|(l=0|Qe(n,l)))&&M(27795,27538,440,27678),n=0|G(m),(0|(n=0|i[(n?21792:21584)+(28*c|0)+(l<<2)>>2]))<0&&M(27795,27538,454,27678),n){l=0,u=0|i[(c=r)>>2],c=0|i[c+4>>2];do{u=0|Ye(u,c),c=0|w(),i[(y=r)>>2]=u,i[y+4>>2]=c,l=l+1|0}while((0|l)<(0|n));l=m,n=58}else l=m,n=58}else if(!!(0|a)&!!(0|d)){if(7==(0|(n=0|Qe(e,t)))|7==(0|(u=0|Qe(0|i[(u=r)>>2],0|i[u+4>>2])))){l=5;break e}if((0|(u=0|i[21376+(28*n|0)+(u<<2)>>2]))<0){l=5;break e}if(u){n=0,c=0|i[(h=r)>>2],h=0|i[h+4>>2];do{c=0|Ke(c,h),h=0|w(),i[(y=r)>>2]=c,i[y+4>>2]=h,n=n+1|0}while((0|n)<(0|u));n=58}else n=59}else n=58}while(0);if(58==(0|n)&&d&&(n=59),59==(0|n)&&1==(0|Qe(0|i[(y=r)>>2],0|i[y+4>>2]))){l=9;break}_=0|i[(y=r)>>2],y=-1040385&i[y+4>>2],v=0|dn(0|l,0,45),y=0|y|w(),i[(l=r)>>2]=_|v,i[l+4>>2]=y,l=0}else l=1}while(0);return D=o,0|(y=l)}function wt(e,t,n,r){e|=0,t|=0;var i=0,s=0,a=0;if(!(0|(n|=0))&!(0|(r|=0)))return s=1,S(0|(i=0)),0|s;s=e,i=t,e=1,t=0;do{e=0|on(0|((a=!0&!(1&n))?1:s),0|(a?0:i),0|e,0|t),t=0|w(),n=0|cn(0|n,0|r,1),r=0|w(),s=0|on(0|s,0|i,0|s,0|i),i=0|w()}while(!(!(0|n)&!(0|r)));return S(0|t),0|e}function Mt(e,t,n,r){n|=0,r|=0;var a,o=0,l=0,u=0,c=0,h=0,A=0;a=D,D=D+16|0,l=a,u=0|hn(0|(e|=0),0|(t|=0),52),w(),u&=15;do{if(u){if(!(o=0|it(e,t,l))){h=+s[l>>3],c=1/+d(+h),A=+s[25968+(u<<3)>>3],s[n>>3]=h+A,s[n+8>>3]=h-A,h=+s[l+8>>3],c*=A,s[n+16>>3]=c+h,s[n+24>>3]=h-c;break}return D=a,0|(u=o)}if(o=0|hn(0|e,0|t,45),w(),(o&=127)>>>0>121)return D=a,0|(u=5);l=22064+(o<<5)|0,i[n>>2]=i[l>>2],i[n+4>>2]=i[l+4>>2],i[n+8>>2]=i[l+8>>2],i[n+12>>2]=i[l+12>>2],i[n+16>>2]=i[l+16>>2],i[n+20>>2]=i[l+20>>2],i[n+24>>2]=i[l+24>>2],i[n+28>>2]=i[l+28>>2];break}while(0);return function(e,t){t=+t;var n,r,i,a,o,l,u,c=0,h=0;c=(a=+s[(i=16+(e|=0)|0)>>3])-(r=+s[(n=e+24|0)>>3]),c=a<r?c+6.283185307179586:c,h=+s[e>>3],c=.5*(c*t-c),h+=t=.5*((u=h-(l=+s[(o=e+8|0)>>3]))*t-u),s[e>>3]=h>1.5707963267948966?1.5707963267948966:h,t=l-t,s[o>>3]=t<-1.5707963267948966?-1.5707963267948966:t,t=(t=a+c)>3.141592653589793?t+-6.283185307179586:t,s[i>>3]=t<-3.141592653589793?t+6.283185307179586:t,t=(t=r-c)>3.141592653589793?t+-6.283185307179586:t,s[n>>3]=t<-3.141592653589793?t+6.283185307179586:t}(n,r?1.4:1.1),(0|i[(r=26096+(u<<3)|0)>>2])==(0|e)&&(0|i[r+4>>2])==(0|t)&&(s[n>>3]=1.5707963267948966),(0|i[(u=26224+(u<<3)|0)>>2])==(0|e)&&(0|i[u+4>>2])==(0|t)&&(s[n+8>>3]=-1.5707963267948966),1.5707963267948966!=+s[n>>3]&&-1.5707963267948966!=+s[n+8>>3]?(D=a,0|(u=0)):(s[n+16>>3]=3.141592653589793,s[n+24>>3]=-3.141592653589793,D=a,0|(u=0))}function Et(e,t,n,s){e|=0,t|=0,n|=0,s|=0;var a,o,l,u=0,c=0,h=0,d=0;l=D,D=D+48|0,a=l+40|0,o=l,Ge(c=l+32|0,0,0,0),h=0|i[c>>2],c=0|i[c+4>>2];do{if(n>>>0<=15){if(0|(u=0|Dt(s))){i[(s=o)>>2]=0,i[s+4>>2]=0,i[o+8>>2]=u,i[o+12>>2]=-1,h=o+29|0,i[(s=o+16|0)>>2]=0,i[s+4>>2]=0,i[s+8>>2]=0,r[s+12|0]=0,r[h|0]=0|r[a|0],r[h+1|0]=0|r[a+1|0],r[h+2|0]=0|r[a+2|0];break}if(u=0|en(1+(0|i[t+8>>2])|0,32)){Lt(t,u),i[(d=o)>>2]=h,i[d+4>>2]=c,i[o+8>>2]=0,i[o+12>>2]=n,i[o+16>>2]=s,i[o+20>>2]=t,i[o+24>>2]=u,r[o+28|0]=0,r[(h=o+29|0)|0]=0|r[a|0],r[h+1|0]=0|r[a+1|0],r[h+2|0]=0|r[a+2|0];break}i[(s=o)>>2]=0,i[s+4>>2]=0,i[o+8>>2]=13,i[o+12>>2]=-1,h=o+29|0,i[(s=o+16|0)>>2]=0,i[s+4>>2]=0,i[s+8>>2]=0,r[s+12|0]=0,r[h|0]=0|r[a|0],r[h+1|0]=0|r[a+1|0],r[h+2|0]=0|r[a+2|0];break}i[(h=o)>>2]=0,i[h+4>>2]=0,i[o+8>>2]=4,i[o+12>>2]=-1,d=o+29|0,i[(h=o+16|0)>>2]=0,i[h+4>>2]=0,i[h+8>>2]=0,r[h+12|0]=0,r[d|0]=0|r[a|0],r[d+1|0]=0|r[a+1|0],r[d+2|0]=0|r[a+2|0]}while(0);Ct(o),i[e>>2]=i[o>>2],i[e+4>>2]=i[o+4>>2],i[e+8>>2]=i[o+8>>2],i[e+12>>2]=i[o+12>>2],i[e+16>>2]=i[o+16>>2],i[e+20>>2]=i[o+20>>2],i[e+24>>2]=i[o+24>>2],i[e+28>>2]=i[o+28>>2],D=l}function Ct(e){var t,n,s,a,o=0,l=0,u=0,c=0,h=0,d=0,A=0,p=0,f=0,m=0,g=0,_=0,v=0,y=0,b=0,x=0;if(a=D,D=D+336|0,t=a+168|0,n=a,!(0|(l=0|i[(u=e|=0)>>2]))&!(0|(u=0|i[u+4>>2])))D=a;else{if(0|r[(o=e+28|0)|0]?(l=0|Rt(l,u),u=0|w()):r[o|0]=1,!(0|i[i[(s=e+20|0)>>2]>>2]))return 0|(l=0|i[(o=e+24|0)>>2])&&Jt(l),i[(x=e)>>2]=0,i[x+4>>2]=0,i[e+8>>2]=0,i[s>>2]=0,i[e+12>>2]=-1,i[e+16>>2]=0,i[o>>2]=0,void(D=a);c=15&(o=0|i[(x=e+16|0)>>2]);e:do{if(!(0|l)&!(0|u))b=e+24|0;else{v=e+12|0,g=3==(0|c),m=255&o,p=3==(1|c),_=e+24|0,f=(c+-1|0)>>>0<3,d=3==(2|c),A=n+8|0;t:for(;;){if(h=0|hn(0|l,0|u,52),w(),(0|(h&=15))==(0|i[v>>2])){switch(15&m){case 0:case 2:case 3:if(0|(c=0|it(l,u,t))){y=15;break t}if(0|It(0|i[s>>2],0|i[_>>2],t)){y=19;break t}}if(p&&(c=0|i[4+(0|i[s>>2])>>2],i[t>>2]=i[c>>2],i[t+4>>2]=i[c+4>>2],i[t+8>>2]=i[c+8>>2],i[t+12>>2]=i[c+12>>2],0|Z(26832,t))){if(0|tt(0|i[4+(0|i[s>>2])>>2],h,n)){y=25;break}if((0|i[(c=n)>>2])==(0|l)&&(0|i[c+4>>2])==(0|u)){y=29;break}}if(f){if(0|(c=0|st(l,u,t))){y=32;break}if(0|Mt(l,u,n,0)){y=36;break}if(d&&0|Ot(0|i[s>>2],0|i[_>>2],t,n)){y=42;break}if(p&&0|Bt(0|i[s>>2],0|i[_>>2],t,n)){y=42;break}}if(g){if(o=0|Mt(l,u,t,1),c=0|i[_>>2],0|o){y=45;break}if(0|J(c,t)){if(te(n,t),0|ee(t,0|i[_>>2])){y=53;break}if(0|It(0|i[s>>2],0|i[_>>2],A)){y=53;break}if(0|Bt(0|i[s>>2],0|i[_>>2],n,t)){y=53;break}}}}do{if((0|h)<(0|i[v>>2])){if(o=0|Mt(l,u,t,1),c=0|i[_>>2],0|o){y=58;break t}if(!(0|J(c,t))){y=73;break}if(0|ee(0|i[_>>2],t)&&(te(n,t),0|Ot(0|i[s>>2],0|i[_>>2],n,t))){y=65;break t}if(0|(l=0|$e(l,u,h+1|0,n))){y=67;break t}l=0|i[(u=n)>>2],u=0|i[u+4>>2]}else y=73}while(0);if(73==(0|y)&&(y=0,l=0|Rt(l,u),u=0|w()),!(0|l)&!(0|u)){b=_;break e}}switch(0|y){case 15:0|(o=0|i[_>>2])&&Jt(o),i[(y=e)>>2]=0,i[y+4>>2]=0,i[s>>2]=0,i[v>>2]=-1,i[x>>2]=0,i[_>>2]=0,i[e+8>>2]=c,y=20;break;case 19:i[e>>2]=l,i[e+4>>2]=u,y=20;break;case 25:M(27795,27761,470,27772);break;case 29:case 42:return i[e>>2]=l,i[e+4>>2]=u,void(D=a);case 32:return 0|(o=0|i[_>>2])&&Jt(o),i[(b=e)>>2]=0,i[b+4>>2]=0,i[s>>2]=0,i[v>>2]=-1,i[x>>2]=0,i[_>>2]=0,i[e+8>>2]=c,void(D=a);case 36:M(27795,27761,493,27772);break;case 45:0|c&&Jt(c),i[(y=e)>>2]=0,i[y+4>>2]=0,i[s>>2]=0,i[v>>2]=-1,i[x>>2]=0,i[_>>2]=0,i[e+8>>2]=o,y=55;break;case 53:i[e>>2]=l,i[e+4>>2]=u,y=55;break;case 58:0|c&&Jt(c),i[(y=e)>>2]=0,i[y+4>>2]=0,i[s>>2]=0,i[v>>2]=-1,i[x>>2]=0,i[_>>2]=0,i[e+8>>2]=o,y=71;break;case 65:i[e>>2]=l,i[e+4>>2]=u,y=71;break;case 67:return 0|(o=0|i[_>>2])&&Jt(o),i[(b=e)>>2]=0,i[b+4>>2]=0,i[s>>2]=0,i[v>>2]=-1,i[x>>2]=0,i[_>>2]=0,i[e+8>>2]=l,void(D=a)}if(20==(0|y))return void(D=a);if(55==(0|y))return void(D=a);if(71==(0|y))return void(D=a)}}while(0);0|(o=0|i[b>>2])&&Jt(o),i[(y=e)>>2]=0,i[y+4>>2]=0,i[e+8>>2]=0,i[s>>2]=0,i[e+12>>2]=-1,i[x>>2]=0,i[b>>2]=0,D=a}}function Rt(e,t){var n,r=0,s=0,a=0,o=0,l=0,u=0,c=0,h=0,d=0;n=D,D=D+16|0,d=n,s=0|hn(0|(e|=0),0|(t|=0),52),w(),s&=15,r=0|hn(0|e,0|t,45),w();do{if(s){for(;r=0|dn(s+4095|0,0,52),a=w()|-15728641&t,r=r|e|(l=0|dn(7,0,0|(o=3*(15-s|0)|0))),a|=u=0|w(),c=0|hn(0|e,0|t,0|o),w(),s=s+-1|0,!((c&=7)>>>0<6);){if(!s){h=4;break}t=a,e=r}if(4==(0|h)){r=0|hn(0|r,0|a,45),w();break}return d=0|dn(((d=!(0|c)&!!(0|We(r,a)))?2:1)+c|0,0,0|o),h=0|w()|t&~u,d|=e&~l,S(0|h),D=n,0|d}}while(0);return(r&=127)>>>0>120?(d=0,S(0|(h=0)),D=n,0|d):(Ge(d,0,r+1|0,0),h=0|i[d+4>>2],d=0|i[d>>2],S(0|h),D=n,0|d)}function Nt(e,t,n){e|=0;var r,a=0,o=0,l=0,u=0,c=0,h=0,d=0,A=0,p=0;if(!(0|Z(t|=0,n|=0)))return 0|(p=0);if(t=0|Y(t),a=+s[n>>3],o=t&(o=+s[n+8>>3])<0?o+6.283185307179586:o,(0|(p=0|i[e>>2]))<=0)return 0|(p=0);if(r=0|i[e+4>>2],t){t=0,A=o,n=-1,e=0;e:for(;;){for(d=e;u=+s[r+(d<<4)>>3],o=+s[r+(d<<4)+8>>3],l=+s[r+((e=(n+2|0)%(0|p)|0)<<4)>>3],c=+s[r+(e<<4)+8>>3],u>l?(h=u,u=c):(h=l,l=u,u=o,o=c),(a=a==l|a==h?a+2220446049250313e-31:a)<l|a>h;){if((0|(n=d+1|0))>=(0|p)){n=22;break e}e=d,d=n,n=e}if(((h=(c=u<0?u+6.283185307179586:u)+(a-l)/(h-l)*((u=o<0?o+6.283185307179586:o)-c))<0?h+6.283185307179586:h)>(A=c==A|u==A?A+-2220446049250313e-31:A)&&(t^=1),(0|(e=d+1|0))>=(0|p)){n=22;break}n=d}if(22==(0|n))return 0|t}else{t=0,A=o,n=-1,e=0;e:for(;;){for(d=e;u=+s[r+(d<<4)>>3],o=+s[r+(d<<4)+8>>3],l=+s[r+((e=(n+2|0)%(0|p)|0)<<4)>>3],c=+s[r+(e<<4)+8>>3],u>l?(h=u,u=c):(h=l,l=u,u=o,o=c),(a=a==l|a==h?a+2220446049250313e-31:a)<l|a>h;){if((0|(n=d+1|0))>=(0|p)){n=22;break e}e=d,d=n,n=e}if(u+(a-l)/(h-l)*(o-u)>(A=u==A|o==A?A+-2220446049250313e-31:A)&&(t^=1),(0|(e=d+1|0))>=(0|p)){n=22;break}n=d}if(22==(0|n))return 0|t}return 0}function Pt(e,t){t|=0;var n,r,a,o,l,c=0,h=0,d=0,A=0,p=0,f=0,m=0,g=0,_=0,v=0,y=0,b=0;if(!(r=0|i[(e|=0)>>2]))return i[t>>2]=0,i[t+4>>2]=0,i[t+8>>2]=0,i[t+12>>2]=0,i[t+16>>2]=0,i[t+20>>2]=0,i[t+24>>2]=0,void(i[t+28>>2]=0);if(s[(a=t+8|0)>>3]=17976931348623157e292,s[(o=t+24|0)>>3]=17976931348623157e292,s[t>>3]=-17976931348623157e292,s[(l=t+16|0)>>3]=-17976931348623157e292,!((0|r)<=0)){for(n=0|i[e+4>>2],g=17976931348623157e292,_=-17976931348623157e292,v=0,e=-1,A=17976931348623157e292,p=17976931348623157e292,m=-17976931348623157e292,h=-17976931348623157e292,y=0;c=+s[n+(y<<4)>>3],f=+s[n+(y<<4)+8>>3],d=+s[n+(((0|(e=e+2|0))==(0|r)?0:e)<<4)+8>>3],c<A&&(s[a>>3]=c,A=c),f<p&&(s[o>>3]=f,p=f),c>m?s[t>>3]=c:c=m,f>h&&(s[l>>3]=f,h=f),g=f>0&f<g?f:g,_=f<0&f>_?f:_,v|=+u(+(f-d))>3.141592653589793,(0|(e=y+1|0))!=(0|r);)b=y,m=c,y=e,e=b;v&&(s[l>>3]=_,s[o>>3]=g)}}function Dt(e){return 0|((e|=0)>>>0<4?0:15)}function Lt(e,t){t|=0;var n,r=0,a=0,o=0,l=0,c=0,h=0,d=0,A=0,p=0,f=0,m=0,g=0,_=0,v=0,y=0,b=0,x=0,T=0,S=0,w=0,M=0;if(_=0|i[(e|=0)>>2]){if(s[(v=t+8|0)>>3]=17976931348623157e292,s[(y=t+24|0)>>3]=17976931348623157e292,s[t>>3]=-17976931348623157e292,s[(b=t+16|0)>>3]=-17976931348623157e292,(0|_)>0){for(o=0|i[e+4>>2],m=17976931348623157e292,g=-17976931348623157e292,a=0,r=-1,d=17976931348623157e292,A=17976931348623157e292,f=-17976931348623157e292,c=-17976931348623157e292,x=0;l=+s[o+(x<<4)>>3],p=+s[o+(x<<4)+8>>3],h=+s[o+(((0|(w=r+2|0))==(0|_)?0:w)<<4)+8>>3],l<d&&(s[v>>3]=l,d=l),p<A&&(s[y>>3]=p,A=p),l>f?s[t>>3]=l:l=f,p>c&&(s[b>>3]=p,c=p),m=p>0&p<m?p:m,g=p<0&p>g?p:g,a|=+u(+(p-h))>3.141592653589793,(0|(r=x+1|0))!=(0|_);)w=x,f=l,x=r,r=w;a&&(s[b>>3]=g,s[y>>3]=m)}}else i[t>>2]=0,i[t+4>>2]=0,i[t+8>>2]=0,i[t+12>>2]=0,i[t+16>>2]=0,i[t+20>>2]=0,i[t+24>>2]=0,i[t+28>>2]=0;if(!((0|(r=0|i[(w=e+8|0)>>2]))<=0)){n=e+12|0,S=0;do{if(o=0|i[n>>2],a=S,y=t+((S=S+1|0)<<5)|0,b=0|i[o+(a<<3)>>2]){if(s[(x=t+(S<<5)+8|0)>>3]=17976931348623157e292,s[(e=t+(S<<5)+24|0)>>3]=17976931348623157e292,s[y>>3]=-17976931348623157e292,s[(T=t+(S<<5)+16|0)>>3]=-17976931348623157e292,(0|b)>0){for(_=0|i[o+(a<<3)+4>>2],m=17976931348623157e292,g=-17976931348623157e292,o=0,a=-1,v=0,d=17976931348623157e292,A=17976931348623157e292,p=-17976931348623157e292,c=-17976931348623157e292;l=+s[_+(v<<4)>>3],f=+s[_+(v<<4)+8>>3],h=+s[_+(((0|(a=a+2|0))==(0|b)?0:a)<<4)+8>>3],l<d&&(s[x>>3]=l,d=l),f<A&&(s[e>>3]=f,A=f),l>p?s[y>>3]=l:l=p,f>c&&(s[T>>3]=f,c=f),m=f>0&f<m?f:m,g=f<0&f>g?f:g,o|=+u(+(f-h))>3.141592653589793,(0|(a=v+1|0))!=(0|b);)M=v,v=a,p=l,a=M;o&&(s[T>>3]=g,s[e>>3]=m)}}else i[y>>2]=0,i[y+4>>2]=0,i[y+8>>2]=0,i[y+12>>2]=0,i[y+16>>2]=0,i[y+20>>2]=0,i[y+24>>2]=0,i[y+28>>2]=0,r=0|i[w>>2]}while((0|S)<(0|r))}}function It(e,t,n){var r=0,s=0,a=0;if(!(0|Nt(e|=0,t|=0,n|=0)))return 0|(s=0);if((0|i[(s=e+8|0)>>2])<=0)return 0|(s=1);for(r=e+12|0,e=0;;){if(a=e,e=e+1|0,0|Nt((0|i[r>>2])+(a<<3)|0,t+(e<<5)|0,n)){e=0,r=6;break}if((0|e)>=(0|i[s>>2])){e=1,r=6;break}}return 6==(0|r)?0|e:0}function Ot(e,t,n,r){r|=0;var s,a,o=0,l=0,u=0,c=0,h=0;if(a=D,D=D+16|0,s=a,!(0|Nt(e|=0,t|=0,u=(n|=0)+8|0)))return D=a,0|(c=0);c=e+8|0;e:do{if((0|i[c>>2])>0){for(l=e+12|0,o=0;;){if(h=o,o=o+1|0,0|Nt((0|i[l>>2])+(h<<3)|0,t+(o<<5)|0,u)){o=0;break}if((0|o)>=(0|i[c>>2]))break e}return D=a,0|o}}while(0);if(0|Ut(e,t,n,r))return D=a,0|(h=0);i[s>>2]=i[n>>2],i[s+4>>2]=u,o=0|i[c>>2];e:do{if((0|o)>0)for(e=e+12|0,u=0,l=o;;){if(o=0|i[e>>2],(0|i[o+(u<<3)>>2])>0){if(0|Nt(s,r,0|i[o+(u<<3)+4>>2])){o=0;break e}if(o=u+1|0,0|Ut((0|i[e>>2])+(u<<3)|0,t+(o<<5)|0,n,r)){o=0;break e}l=0|i[c>>2]}else o=u+1|0;if(!((0|o)<(0|l))){o=1;break}u=o}else o=1}while(0);return D=a,0|(h=o)}function Ut(e,t,n,r){e|=0,n|=0;var a,o,l,u,c,h,d=0,A=0,p=0,f=0,m=0,g=0,_=0,v=0,y=0,b=0,x=0,T=0,S=0,w=0,M=0;if(h=D,D=D+176|0,u=h+172|0,d=h+168|0,c=h,!(0|J(t|=0,r|=0)))return D=h,0|(e=0);if(function(e,t,n,r){var a,o,l,u,c;t|=0,n|=0,r|=0,e=(o=+s[16+(e|=0)>>3])<(c=+s[e+24>>3]),a=(u=+s[t+16>>3])<(l=+s[t+24>>3]),t=c-u<l-o,i[n>>2]=e?a|t?1:2:0,i[r>>2]=a?e?1:t?2:1:0}(t,r,u,d),gn(0|c,0|n,168),(0|i[n>>2])>0){t=0;do{x=+dt(+s[(w=c+8+(t<<4)+8|0)>>3],0|i[d>>2]),s[w>>3]=x,t=t+1|0}while((0|t)<(0|i[n>>2]))}o=+s[r>>3],l=+s[r+8>>3],x=+dt(+s[r+16>>3],0|i[d>>2]),a=+dt(+s[r+24>>3],0|i[d>>2]);e:do{if((0|i[e>>2])>0){if(r=e+4|0,(0|(d=0|i[c>>2]))<=0)for(t=0;;)if((0|(t=t+1|0))>=(0|i[e>>2])){t=0;break e}for(n=0;;){if(t=0|i[r>>2],y=+s[t+(n<<4)>>3],b=+dt(+s[t+(n<<4)+8>>3],0|i[u>>2]),t=0|i[r>>2],w=(0|(n=n+1|0))%(0|i[e>>2])|0,A=+s[t+(w<<4)>>3],p=+dt(+s[t+(w<<4)+8>>3],0|i[u>>2]),!(y>=o)|!(A>=o)&&!(y<=l)|!(A<=l)&&!(b<=a)|!(p<=a)&&!(b>=x)|!(p>=x)){v=A-y,g=p-b,t=0;do{if(M=t,w=(0|(t=t+1|0))==(0|d)?0:t,A=+s[c+8+(M<<4)+8>>3],p=+s[c+8+(w<<4)+8>>3]-A,f=+s[c+8+(M<<4)>>3],!(0==(_=v*p-g*(m=+s[c+8+(w<<4)>>3]-f))||(T=b-A,S=y-f,m=(T*m-p*S)/_,m<0|m>1))&&(_=(v*T-g*S)/_)>=0&_<=1){t=1;break e}}while((0|t)<(0|d))}if((0|n)>=(0|i[e>>2])){t=0;break}}}else t=0}while(0);return D=h,0|(M=t)}function Bt(e,t,n,r){var s=0,a=0,o=0;if(0|Ut(e|=0,t|=0,n|=0,r|=0))return 0|(a=1);if((0|i[(a=e+8|0)>>2])<=0)return 0|(a=0);for(s=e+12|0,e=0;;){if(o=e,e=e+1|0,0|Ut((0|i[s>>2])+(o<<3)|0,t+(e<<5)|0,n,r)){e=1,s=6;break}if((0|e)>=(0|i[a>>2])){e=0,s=6;break}}return 6==(0|s)?0|e:0}function Ft(e,t,n,r,i){t|=0,n|=0,r|=0,i|=0;var a,o,l,u,c,h,d,A=0;u=+s[(e|=0)>>3],l=+s[t>>3]-u,o=+s[e+8>>3],a=+s[t+8>>3]-o,h=+s[n>>3],A=((A=+s[r>>3]-h)*(o-(d=+s[n+8>>3]))-(u-h)*(c=+s[r+8>>3]-d))/(l*c-a*A),s[i>>3]=u+l*A,s[i+8>>3]=o+a*A}function kt(e,t){return t|=0,+u(+(+s[(e|=0)>>3]-+s[t>>3]))<1.1920928955078125e-7?0|(t=+u(+(+s[e+8>>3]-+s[t+8>>3]))<1.1920928955078125e-7):0|(t=0)}function qt(e,t){t|=0;var n,r,i;return+((i=+s[(e|=0)>>3]-+s[t>>3])*i+(r=+s[e+8>>3]-+s[t+8>>3])*r+(n=+s[e+16>>3]-+s[t+16>>3])*n)}function Vt(e,t,n){n|=0;var r,s,a,o,l=0,u=0,c=0,h=0;if(o=D,D=D+32|0,h=o,0|(l=0|rt(e|=0,t|=0,s=o+16|0)))return D=o,0|(n=l);r=0|Ve(e,t),a=0|Qe(e,t),function(e,t){e=7696+(28*(e|=0)|0)|0,i[(t|=0)>>2]=i[e>>2],i[t+4>>2]=i[e+4>>2],i[t+8>>2]=i[e+8>>2],i[t+12>>2]=i[e+12>>2]}(r,h),l=0|function(e,t){e|=0;var n=0,r=0;if((t|=0)>>>0>20)return-1;do{if((0|i[11120+(216*t|0)>>2])!=(0|e))if((0|i[11120+(216*t|0)+8>>2])!=(0|e))if((0|i[11120+(216*t|0)+16>>2])!=(0|e))if((0|i[11120+(216*t|0)+24>>2])!=(0|e))if((0|i[11120+(216*t|0)+32>>2])!=(0|e))if((0|i[11120+(216*t|0)+40>>2])!=(0|e))if((0|i[11120+(216*t|0)+48>>2])!=(0|e))if((0|i[11120+(216*t|0)+56>>2])!=(0|e))if((0|i[11120+(216*t|0)+64>>2])!=(0|e))if((0|i[11120+(216*t|0)+72>>2])!=(0|e))if((0|i[11120+(216*t|0)+80>>2])!=(0|e))if((0|i[11120+(216*t|0)+88>>2])!=(0|e))if((0|i[11120+(216*t|0)+96>>2])!=(0|e))if((0|i[11120+(216*t|0)+104>>2])!=(0|e))if((0|i[11120+(216*t|0)+112>>2])!=(0|e))if((0|i[11120+(216*t|0)+120>>2])!=(0|e))if((0|i[11120+(216*t|0)+128>>2])!=(0|e)){if((0|i[11120+(216*t|0)+136>>2])!=(0|e)){if((0|i[11120+(216*t|0)+144>>2])==(0|e)){e=0,n=2,r=0;break}if((0|i[11120+(216*t|0)+152>>2])==(0|e)){e=0,n=2,r=1;break}if((0|i[11120+(216*t|0)+160>>2])==(0|e)){e=0,n=2,r=2;break}if((0|i[11120+(216*t|0)+168>>2])==(0|e)){e=1,n=2,r=0;break}if((0|i[11120+(216*t|0)+176>>2])==(0|e)){e=1,n=2,r=1;break}if((0|i[11120+(216*t|0)+184>>2])==(0|e)){e=1,n=2,r=2;break}if((0|i[11120+(216*t|0)+192>>2])==(0|e)){e=2,n=2,r=0;break}if((0|i[11120+(216*t|0)+200>>2])==(0|e)){e=2,n=2,r=1;break}if((0|i[11120+(216*t|0)+208>>2])==(0|e)){e=2,n=2,r=2;break}return-1}e=2,n=1,r=2}else e=2,n=1,r=1;else e=2,n=1,r=0;else e=1,n=1,r=2;else e=1,n=1,r=1;else e=1,n=1,r=0;else e=0,n=1,r=2;else e=0,n=1,r=1;else e=0,n=1,r=0;else e=2,n=0,r=2;else e=2,n=0,r=1;else e=2,n=0,r=0;else e=1,n=0,r=2;else e=1,n=0,r=1;else e=1,n=0,r=0;else e=0,n=0,r=2;else e=0,n=0,r=1;else e=0,n=0,r=0}while(0);return 0|i[11120+(216*t|0)+(72*n|0)+(24*e|0)+(r<<3)+4>>2]}(r,0|i[s>>2]);do{if(0|z(r)){switch(0|r){case 4:u=0;break;case 14:u=1;break;case 24:u=2;break;case 38:u=3;break;case 49:u=4;break;case 58:u=5;break;case 63:u=6;break;case 72:u=7;break;case 83:u=8;break;case 97:u=9;break;case 107:u=10;break;case 117:u=11;break;default:M(27795,27797,75,27806)}if(c=0|i[26416+(24*u|0)+8>>2],t=0|i[26416+(24*u|0)+16>>2],(0|(e=0|i[s>>2]))!=(0|i[h>>2])&&(h=0|G(r))|(0|(e=0|i[s>>2]))==(0|t)&&(l=(l+1|0)%6|0),3==(0|a)&(0|e)==(0|t)){l=(l+5|0)%6|0;break}5==(0|a)&(0|e)==(0|c)&&(l=(l+1|0)%6|0)}}while(0);return i[n>>2]=l,D=o,0|(n=0)}function zt(e,t,n,r){n|=0,r|=0;var s,a,o,l,u,c=0,h=0,d=0,A=0,p=0,f=0,m=0,g=0,_=0,v=0,y=0;if(u=D,D=D+32|0,y=u+24|0,l=u+20|0,o=u+8|0,a=u+16|0,s=u,p=(p=!(0|We(e|=0,t|=0)))?6:5,m=0|hn(0|e,0|t,52),w(),p>>>0<=n>>>0)return D=u,0|(r=2);!(g=!(0|(m&=15)))&&!((_=0|dn(7,0,3*(15^m)|0))&e|0)&!((0|w())&t)?c=n:h=4;e:do{if(4==(0|h)){if((0|((c=!!(0|We(e,t)))?4:5))<(0|n))return D=u,0|(r=1);if(0|Vt(e,t,y))return D=u,0|(r=1);if(h=(0|i[y>>2])+n|0,7==(0|(_=0|i[(c=c?26704+((0|h)%5<<2)|0:26736+((0|h)%6<<2)|0)>>2])))return D=u,0|(r=1);i[l>>2]=0,c=0|B(e,t,_,l,o);do{if(!c){if(f=0|i[(A=o)>>2],h=(d=(A=0|i[A+4>>2])>>>0<t>>>0|(0|A)==(0|t)&f>>>0<e>>>0)?f:e,d=d?A:t,!g&&!(f&(g=0|dn(7,0,3*(15^m)|0))|0)&!(A&(0|w())))c=n;else{if(A=(n+-1+p|0)%(0|p)|0,c=0|We(e,t),(0|A)<0&&M(27795,27797,248,27822),(0|((p=!!(0|c))?4:5))<(0|A)&&M(27795,27797,248,27822),0|Vt(e,t,y)&&M(27795,27797,248,27822),c=(0|i[y>>2])+A|0,7==(0|(A=0|i[(c=p?26704+((0|c)%5<<2)|0:26736+((0|c)%6<<2)|0)>>2]))&&M(27795,27797,248,27822),i[a>>2]=0,0|(c=0|B(e,t,A,a,s)))break;p=0|i[(f=s)>>2],f=0|i[f+4>>2];do{if(f>>>0<d>>>0|(0|f)==(0|d)&p>>>0<h>>>0){if(h=0|We(p,f)?0|q(p,f,e,t):0|i[26800+(((0|i[a>>2])+(0|i[26768+(A<<2)>>2])|0)%6<<2)>>2],c=0|We(p,f),(h+-1|0)>>>0>5){c=-1,h=p,d=f;break}if(1==(0|h)&(c=!!(0|c))){c=-1,h=p,d=f;break}do{if(!(0|Vt(p,f,y))){if(c){c=(5+(0|i[26352+(h<<2)>>2])-(0|i[y>>2])|0)%5|0;break}c=(6+(0|i[26384+(h<<2)>>2])-(0|i[y>>2])|0)%6|0;break}c=-1}while(0);h=p,d=f}else c=n}while(0);f=0|i[(A=o)>>2],A=0|i[A+4>>2]}if((0|h)==(0|f)&(0|d)==(0|A)){if(e=(p=!!(0|We(f,A)))?0|q(f,A,e,t):0|i[26800+(((0|i[l>>2])+(0|i[26768+(_<<2)>>2])|0)%6<<2)>>2],c=0|We(f,A),(e+-1|0)>>>0<=5&&!(1==(0|e)&(v=!!(0|c))))do{if(!(0|Vt(f,A,y))){if(v){c=(5+(0|i[26352+(e<<2)>>2])-(0|i[y>>2])|0)%5|0;break}c=(6+(0|i[26384+(e<<2)>>2])-(0|i[y>>2])|0)%6|0;break}c=-1}while(0);else c=-1;c=6==(0|(c=c+1|0))|p&5==(0|c)?0:c}t=d,e=h;break e}}while(0);return D=u,0|(r=c)}}while(0);return v=0|dn(0|c,0,56),y=w()|-2130706433&t|536870912,i[r>>2]=v|e,i[r+4>>2]=y,D=u,0|(r=0)}function Gt(e,t){e|=0;var n,r,s=0,a=0;return r=D,D=D+16|0,n=r,!0&536870912==(2013265920&(t|=0))&&0|ze(e,s=-2130706433&t|134217728)?(a=0|hn(0|e,0|t,56),w(),s=(a=!(0|zt(e,s,7&a,n)))&((0|i[(s=n)>>2])==(0|e)?(0|i[s+4>>2])==(0|t):0)&1,D=r,0|s):(D=r,0|(s=0))}function Ht(e,t,n){e|=0,n|=0;var r=0;(0|(t|=0))>0?(r=0|en(t,4),i[e>>2]=r,r||M(27835,27858,40,27872)):i[e>>2]=0,i[e+4>>2]=t,i[e+8>>2]=0,i[e+12>>2]=n}function jt(e){var t,n,r,a=0,o=0,l=0,c=0;t=(e|=0)+4|0,n=e+12|0,r=e+8|0;e:for(;;){for(o=0|i[t>>2],a=0;;){if((0|a)>=(0|o))break e;if(l=0|i[e>>2],c=0|i[l+(a<<2)>>2])break;a=a+1|0}a=l+(~~(+u(+ +h(10,+ +(15-(0|i[n>>2])|0))*(+s[c>>3]+ +s[c+8>>3]))%+(0|o))>>>0<<2)|0,o=0|i[a>>2];t:do{if(0|o){if(l=c+32|0,(0|o)==(0|c))i[a>>2]=i[l>>2];else{if(!(a=0|i[(o=o+32|0)>>2]))break;for(;(0|a)!=(0|c);)if(!(a=0|i[(o=a+32|0)>>2]))break t;i[o>>2]=i[l>>2]}Jt(c),i[r>>2]=(0|i[r>>2])-1}}while(0)}Jt(0|i[e>>2])}function Wt(e){var t,n=0,r=0;for(t=0|i[(e|=0)+4>>2],r=0;;){if((0|r)>=(0|t)){n=0,r=4;break}if(n=0|i[(0|i[e>>2])+(r<<2)>>2]){r=4;break}r=r+1|0}return 4==(0|r)?0|n:0}function Xt(e,t){t|=0;var n=0,r=0,a=0,o=0;if(n=~~(+u(+ +h(10,+ +(15-(0|i[(e|=0)+12>>2])|0))*(+s[t>>3]+ +s[t+8>>3]))%+(0|i[e+4>>2]))>>>0,n=(0|i[e>>2])+(n<<2)|0,!(r=0|i[n>>2]))return 0|(o=1);o=t+32|0;do{if((0|r)!=(0|t)){if(!(n=0|i[r+32>>2]))return 0|(o=1);for(a=n;;){if((0|a)==(0|t)){a=8;break}if(!(n=0|i[a+32>>2])){n=1,a=10;break}r=a,a=n}if(8==(0|a)){i[r+32>>2]=i[o>>2];break}if(10==(0|a))return 0|n}else i[n>>2]=i[o>>2]}while(0);return Jt(t),i[(o=e+8|0)>>2]=(0|i[o>>2])-1,0|(o=0)}function $t(e,t,n){e|=0,t|=0,n|=0;var r,a=0,o=0,l=0;(r=0|Zt(40))||M(27888,27858,98,27901),i[r>>2]=i[t>>2],i[r+4>>2]=i[t+4>>2],i[r+8>>2]=i[t+8>>2],i[r+12>>2]=i[t+12>>2],i[(o=r+16|0)>>2]=i[n>>2],i[o+4>>2]=i[n+4>>2],i[o+8>>2]=i[n+8>>2],i[o+12>>2]=i[n+12>>2],i[r+32>>2]=0,o=~~(+u(+ +h(10,+ +(15-(0|i[e+12>>2])|0))*(+s[t>>3]+ +s[t+8>>3]))%+(0|i[e+4>>2]))>>>0,o=(0|i[e>>2])+(o<<2)|0,a=0|i[o>>2];do{if(a){for(;!(0|ht(a,t)&&0|ht(a+16|0,n));)if(o=0|i[a+32>>2],!(0|i[(a=0|o?o:a)+32>>2])){l=10;break}if(10==(0|l)){i[a+32>>2]=r;break}return Jt(r),0|(l=a)}i[o>>2]=r}while(0);return i[(l=e+8|0)>>2]=1+(0|i[l>>2]),0|(l=r)}function Qt(e,t,n){t|=0,n|=0;var r=0,a=0;if(a=~~(+u(+ +h(10,+ +(15-(0|i[(e|=0)+12>>2])|0))*(+s[t>>3]+ +s[t+8>>3]))%+(0|i[e+4>>2]))>>>0,!(a=0|i[(0|i[e>>2])+(a<<2)>>2]))return 0|(n=0);if(!n){for(e=a;;){if(0|ht(e,t)){r=10;break}if(!(e=0|i[e+32>>2])){e=0,r=10;break}}if(10==(0|r))return 0|e}for(e=a;;){if(0|ht(e,t)&&0|ht(e+16|0,n)){r=10;break}if(!(e=0|i[e+32>>2])){e=0,r=10;break}}return 10==(0|r)?0|e:0}function Yt(e,t){t|=0;var n=0;if(n=~~(+u(+ +h(10,+ +(15-(0|i[(e|=0)+12>>2])|0))*(+s[t>>3]+ +s[t+8>>3]))%+(0|i[e+4>>2]))>>>0,!(e=0|i[(0|i[e>>2])+(n<<2)>>2]))return 0|(n=0);for(;;){if(0|ht(e,t)){t=5;break}if(!(e=0|i[e+32>>2])){e=0,t=5;break}}return 5==(0|t)?0|e:0}function Kt(e){return 0|+vn(+(e=+e))}function Zt(e){e|=0;var t,n=0,r=0,s=0,a=0,o=0,l=0,u=0,c=0,h=0,d=0,A=0,p=0,f=0,m=0,g=0,_=0,v=0,y=0,b=0,x=0;t=D,D=D+16|0,p=t;do{if(e>>>0<245){if(e=(h=e>>>0<11?16:e+11&-8)>>>3,3&(r=(A=0|i[6981])>>>e))return s=0|i[(r=(e=27964+((n=(1&r^1)+e|0)<<1<<2)|0)+8|0)>>2],(0|(o=0|i[(a=s+8|0)>>2]))==(0|e)?i[6981]=A&~(1<<n):(i[o+12>>2]=e,i[r>>2]=o),x=n<<3,i[s+4>>2]=3|x,i[(x=s+x+4|0)>>2]=1|i[x>>2],D=t,0|(x=a);if(h>>>0>(d=0|i[6983])>>>0){if(0|r)return n=((n=r<<e&((n=2<<e)|0-n))&0-n)-1|0,o=0|i[(e=(n=27964+((s=((r=(n>>>=u=n>>>12&16)>>>5&8)|u|(o=(n>>>=r)>>>2&4)|(e=(n>>>=o)>>>1&2)|(s=(n>>>=e)>>>1&1))+(n>>>s)|0)<<1<<2)|0)+8|0)>>2],(0|(r=0|i[(u=o+8|0)>>2]))==(0|n)?(e=A&~(1<<s),i[6981]=e):(i[r+12>>2]=n,i[e>>2]=r,e=A),l=(x=s<<3)-h|0,i[o+4>>2]=3|h,i[(a=o+h|0)+4>>2]=1|l,i[o+x>>2]=l,0|d&&(s=0|i[6986],r=27964+((n=d>>>3)<<1<<2)|0,e&(n=1<<n)?n=0|i[(e=r+8|0)>>2]:(i[6981]=e|n,n=r,e=r+8|0),i[e>>2]=s,i[n+12>>2]=s,i[s+8>>2]=n,i[s+12>>2]=r),i[6983]=l,i[6986]=a,D=t,0|(x=u);if(o=0|i[6982]){for(r=(o&0-o)-1|0,r=c=0|i[28228+(((s=(r>>>=a=r>>>12&16)>>>5&8)|a|(l=(r>>>=s)>>>2&4)|(u=(r>>>=l)>>>1&2)|(c=(r>>>=u)>>>1&1))+(r>>>c)<<2)>>2],u=c,c=(-8&i[c+4>>2])-h|0;(e=0|i[r+16>>2])||(e=0|i[r+20>>2]);)r=e,u=(a=(l=(-8&i[e+4>>2])-h|0)>>>0<c>>>0)?e:u,c=a?l:c;if((l=u+h|0)>>>0>u>>>0){a=0|i[u+24>>2],n=0|i[u+12>>2];do{if((0|n)==(0|u)){if(!(n=0|i[(e=u+20|0)>>2])&&!(n=0|i[(e=u+16|0)>>2])){r=0;break}for(;;)if(r=0|i[(s=n+20|0)>>2])n=r,e=s;else{if(!(r=0|i[(s=n+16|0)>>2]))break;n=r,e=s}i[e>>2]=0,r=n}else r=0|i[u+8>>2],i[r+12>>2]=n,i[n+8>>2]=r,r=n}while(0);do{if(0|a){if(n=0|i[u+28>>2],(0|u)==(0|i[(e=28228+(n<<2)|0)>>2])){if(i[e>>2]=r,!r){i[6982]=o&~(1<<n);break}}else if(i[((0|i[(x=a+16|0)>>2])==(0|u)?x:a+20)>>2]=r,!r)break;i[r+24>>2]=a,0|(n=0|i[u+16>>2])&&(i[r+16>>2]=n,i[n+24>>2]=r),0|(n=0|i[u+20>>2])&&(i[r+20>>2]=n,i[n+24>>2]=r)}}while(0);return c>>>0<16?(x=c+h|0,i[u+4>>2]=3|x,i[(x=u+x+4|0)>>2]=1|i[x>>2]):(i[u+4>>2]=3|h,i[l+4>>2]=1|c,i[l+c>>2]=c,0|d&&(s=0|i[6986],r=27964+((n=d>>>3)<<1<<2)|0,(n=1<<n)&A?n=0|i[(e=r+8|0)>>2]:(i[6981]=n|A,n=r,e=r+8|0),i[e>>2]=s,i[n+12>>2]=s,i[s+8>>2]=n,i[s+12>>2]=r),i[6983]=c,i[6986]=l),D=t,0|(x=u+8|0)}A=h}else A=h}else A=h}else if(e>>>0<=4294967231)if(h=-8&(e=e+11|0),s=0|i[6982]){a=0-h|0,c=(e>>>=8)?h>>>0>16777215?31:h>>>((c=14-((u=((g=e<<(A=(e+1048320|0)>>>16&8))+520192|0)>>>16&4)|A|(c=((g<<=u)+245760|0)>>>16&2))+(g<<c>>>15)|0)+7|0)&1|c<<1:0,r=0|i[28228+(c<<2)>>2];e:do{if(r)for(e=0,u=h<<(31==(0|c)?0:25-(c>>>1)|0),o=0;;){if((l=(-8&i[r+4>>2])-h|0)>>>0<a>>>0){if(!l){e=r,a=0,g=65;break e}e=r,a=l}if(o=!(0|(g=0|i[r+20>>2]))|(0|g)==(0|(r=0|i[r+16+(u>>>31<<2)>>2]))?o:g,!r){r=o,g=61;break}u<<=1}else r=0,e=0,g=61}while(0);if(61==(0|g)){if(!(0|r)&!(0|e)){if(!(e=((e=2<<c)|0-e)&s)){A=h;break}A=(e&0-e)-1|0,e=0,r=0|i[28228+(((o=(A>>>=l=A>>>12&16)>>>5&8)|l|(u=(A>>>=o)>>>2&4)|(c=(A>>>=u)>>>1&2)|(r=(A>>>=c)>>>1&1))+(A>>>r)<<2)>>2]}r?g=65:(u=e,l=a)}if(65==(0|g))for(o=r;;){if(a=(r=(A=(-8&i[o+4>>2])-h|0)>>>0<a>>>0)?A:a,e=r?o:e,(r=0|i[o+16>>2])||(r=0|i[o+20>>2]),!r){u=e,l=a;break}o=r}if(0|u&&l>>>0<((0|i[6983])-h|0)>>>0&&(d=u+h|0)>>>0>u>>>0){o=0|i[u+24>>2],n=0|i[u+12>>2];do{if((0|n)==(0|u)){if(!(n=0|i[(e=u+20|0)>>2])&&!(n=0|i[(e=u+16|0)>>2])){n=0;break}for(;;)if(r=0|i[(a=n+20|0)>>2])n=r,e=a;else{if(!(r=0|i[(a=n+16|0)>>2]))break;n=r,e=a}i[e>>2]=0}else x=0|i[u+8>>2],i[x+12>>2]=n,i[n+8>>2]=x}while(0);do{if(o){if(e=0|i[u+28>>2],(0|u)==(0|i[(r=28228+(e<<2)|0)>>2])){if(i[r>>2]=n,!n){s&=~(1<<e),i[6982]=s;break}}else if(i[((0|i[(x=o+16|0)>>2])==(0|u)?x:o+20)>>2]=n,!n)break;i[n+24>>2]=o,0|(e=0|i[u+16>>2])&&(i[n+16>>2]=e,i[e+24>>2]=n),(e=0|i[u+20>>2])&&(i[n+20>>2]=e,i[e+24>>2]=n)}}while(0);e:do{if(l>>>0<16)x=l+h|0,i[u+4>>2]=3|x,i[(x=u+x+4|0)>>2]=1|i[x>>2];else{if(i[u+4>>2]=3|h,i[d+4>>2]=1|l,i[d+l>>2]=l,n=l>>>3,l>>>0<256){r=27964+(n<<1<<2)|0,(e=0|i[6981])&(n=1<<n)?n=0|i[(e=r+8|0)>>2]:(i[6981]=e|n,n=r,e=r+8|0),i[e>>2]=d,i[n+12>>2]=d,i[d+8>>2]=n,i[d+12>>2]=r;break}if(n=28228+((r=(n=l>>>8)?l>>>0>16777215?31:l>>>((r=14-((y=((x=n<<(b=(n+1048320|0)>>>16&8))+520192|0)>>>16&4)|b|(r=((x<<=y)+245760|0)>>>16&2))+(x<<r>>>15)|0)+7|0)&1|r<<1:0)<<2)|0,i[d+28>>2]=r,i[(e=d+16|0)+4>>2]=0,i[e>>2]=0,!(s&(e=1<<r))){i[6982]=s|e,i[n>>2]=d,i[d+24>>2]=n,i[d+12>>2]=d,i[d+8>>2]=d;break}n=0|i[n>>2];t:do{if((-8&i[n+4>>2])!=(0|l)){for(s=l<<(31==(0|r)?0:25-(r>>>1)|0);e=0|i[(r=n+16+(s>>>31<<2)|0)>>2];){if((-8&i[e+4>>2])==(0|l)){n=e;break t}s<<=1,n=e}i[r>>2]=d,i[d+24>>2]=n,i[d+12>>2]=d,i[d+8>>2]=d;break e}}while(0);x=0|i[(b=n+8|0)>>2],i[x+12>>2]=d,i[b>>2]=d,i[d+8>>2]=x,i[d+12>>2]=n,i[d+24>>2]=0}}while(0);return D=t,0|(x=u+8|0)}A=h}else A=h;else A=-1}while(0);if((r=0|i[6983])>>>0>=A>>>0)return n=r-A|0,e=0|i[6986],n>>>0>15?(x=e+A|0,i[6986]=x,i[6983]=n,i[x+4>>2]=1|n,i[e+r>>2]=n,i[e+4>>2]=3|A):(i[6983]=0,i[6986]=0,i[e+4>>2]=3|r,i[(x=e+r+4|0)>>2]=1|i[x>>2]),D=t,0|(x=e+8|0);if((l=0|i[6984])>>>0>A>>>0)return y=l-A|0,i[6984]=y,b=(x=0|i[6987])+A|0,i[6987]=b,i[b+4>>2]=1|y,i[x+4>>2]=3|A,D=t,0|(x=x+8|0);if(0|i[7099]?e=0|i[7101]:(i[7101]=4096,i[7100]=4096,i[7102]=-1,i[7103]=-1,i[7104]=0,i[7092]=0,i[7099]=-16&p^1431655768,e=4096),u=A+48|0,(h=(o=e+(c=A+47|0)|0)&(a=0-e|0))>>>0<=A>>>0)return D=t,0|(x=0);if(0|(e=0|i[7091])&&(p=(d=0|i[7089])+h|0)>>>0<=d>>>0|p>>>0>e>>>0)return D=t,0|(x=0);e:do{if(4&i[7092])n=0,g=143;else{r=0|i[6987];t:do{if(r){for(s=28372;!((p=0|i[s>>2])>>>0<=r>>>0&&(p+(0|i[s+4>>2])|0)>>>0>r>>>0);){if(!(e=0|i[s+8>>2])){g=128;break t}s=e}if((n=o-l&a)>>>0<2147483647)if((0|(e=0|yn(0|n)))==((0|i[s>>2])+(0|i[s+4>>2])|0)){if(-1!=(0|e)){l=n,o=e,g=145;break e}}else s=e,g=136;else n=0}else g=128}while(0);do{if(128==(0|g))if(-1!=(0|(r=0|yn(0)))&&(n=r,m=(n=((m=(f=0|i[7100])+-1|0)&n|0?(m+n&0-f)-n|0:0)+h|0)+(f=0|i[7089])|0,n>>>0>A>>>0&n>>>0<2147483647)){if(0|(p=0|i[7091])&&m>>>0<=f>>>0|m>>>0>p>>>0){n=0;break}if((0|(e=0|yn(0|n)))==(0|r)){l=n,o=r,g=145;break e}s=e,g=136}else n=0}while(0);do{if(136==(0|g)){if(r=0-n|0,!(u>>>0>n>>>0&n>>>0<2147483647&-1!=(0|s))){if(-1==(0|s)){n=0;break}l=n,o=s,g=145;break e}if((e=c-n+(e=0|i[7101])&0-e)>>>0>=2147483647){l=n,o=s,g=145;break e}if(-1==(0|yn(0|e))){yn(0|r),n=0;break}l=e+n|0,o=s,g=145;break e}}while(0);i[7092]=4|i[7092],g=143}}while(0);if(143==(0|g)&&h>>>0<2147483647&&!(-1==(0|(y=0|yn(0|h)))|1^(v=(_=(m=0|yn(0))-y|0)>>>0>(A+40|0)>>>0)|y>>>0<m>>>0&-1!=(0|y)&-1!=(0|m)^1)&&(l=v?_:n,o=y,g=145),145==(0|g)){n=(0|i[7089])+l|0,i[7089]=n,n>>>0>(0|i[7090])>>>0&&(i[7090]=n),c=0|i[6987];e:do{if(c){for(n=28372;;){if((0|o)==((e=0|i[n>>2])+(r=0|i[n+4>>2])|0)){g=154;break}if(!(s=0|i[n+8>>2]))break;n=s}if(!(154!=(0|g)||(b=n+4|0,8&i[n+12>>2]))&&o>>>0>c>>>0&e>>>0<=c>>>0){i[b>>2]=r+l,b=c+(y=7&(y=c+8|0)?0-y&7:0)|0,y=(x=(0|i[6984])+l|0)-y|0,i[6987]=b,i[6984]=y,i[b+4>>2]=1|y,i[c+x+4>>2]=40,i[6988]=i[7103];break}for(o>>>0<(0|i[6985])>>>0&&(i[6985]=o),r=o+l|0,n=28372;;){if((0|i[n>>2])==(0|r)){g=162;break}if(!(e=0|i[n+8>>2]))break;n=e}if(162==(0|g)&&!(8&i[n+12>>2])){i[n>>2]=o,i[(d=n+4|0)>>2]=(0|i[d>>2])+l,h=(d=o+(7&(d=o+8|0)?0-d&7:0)|0)+A|0,u=(n=r+(7&(n=r+8|0)?0-n&7:0)|0)-d-A|0,i[d+4>>2]=3|A;t:do{if((0|c)==(0|n))x=(0|i[6984])+u|0,i[6984]=x,i[6987]=h,i[h+4>>2]=1|x;else{if((0|i[6986])==(0|n)){x=(0|i[6983])+u|0,i[6983]=x,i[6986]=h,i[h+4>>2]=1|x,i[h+x>>2]=x;break}if(1==(3&(e=0|i[n+4>>2]))){l=-8&e,s=e>>>3;n:do{if(e>>>0<256){if(e=0|i[n+8>>2],(0|(r=0|i[n+12>>2]))==(0|e)){i[6981]=i[6981]&~(1<<s);break}i[e+12>>2]=r,i[r+8>>2]=e;break}o=0|i[n+24>>2],e=0|i[n+12>>2];do{if((0|e)==(0|n)){if(e=0|i[(s=(r=n+16|0)+4|0)>>2])r=s;else if(!(e=0|i[r>>2])){e=0;break}for(;;)if(s=0|i[(a=e+20|0)>>2])e=s,r=a;else{if(!(s=0|i[(a=e+16|0)>>2]))break;e=s,r=a}i[r>>2]=0}else x=0|i[n+8>>2],i[x+12>>2]=e,i[e+8>>2]=x}while(0);if(!o)break;s=28228+((r=0|i[n+28>>2])<<2)|0;do{if((0|i[s>>2])==(0|n)){if(i[s>>2]=e,0|e)break;i[6982]=i[6982]&~(1<<r);break n}if(i[((0|i[(x=o+16|0)>>2])==(0|n)?x:o+20)>>2]=e,!e)break n}while(0);if(i[e+24>>2]=o,0|(s=0|i[(r=n+16|0)>>2])&&(i[e+16>>2]=s,i[s+24>>2]=e),!(r=0|i[r+4>>2]))break;i[e+20>>2]=r,i[r+24>>2]=e}while(0);n=n+l|0,a=l+u|0}else a=u;if(i[(n=n+4|0)>>2]=-2&i[n>>2],i[h+4>>2]=1|a,i[h+a>>2]=a,n=a>>>3,a>>>0<256){r=27964+(n<<1<<2)|0,(e=0|i[6981])&(n=1<<n)?n=0|i[(e=r+8|0)>>2]:(i[6981]=e|n,n=r,e=r+8|0),i[e>>2]=h,i[n+12>>2]=h,i[h+8>>2]=n,i[h+12>>2]=r;break}n=a>>>8;do{if(n){if(a>>>0>16777215){s=31;break}s=a>>>((s=14-((y=((x=n<<(b=(n+1048320|0)>>>16&8))+520192|0)>>>16&4)|b|(s=((x<<=y)+245760|0)>>>16&2))+(x<<s>>>15)|0)+7|0)&1|s<<1}else s=0}while(0);if(n=28228+(s<<2)|0,i[h+28>>2]=s,i[(e=h+16|0)+4>>2]=0,i[e>>2]=0,!((e=0|i[6982])&(r=1<<s))){i[6982]=e|r,i[n>>2]=h,i[h+24>>2]=n,i[h+12>>2]=h,i[h+8>>2]=h;break}n=0|i[n>>2];n:do{if((-8&i[n+4>>2])!=(0|a)){for(s=a<<(31==(0|s)?0:25-(s>>>1)|0);e=0|i[(r=n+16+(s>>>31<<2)|0)>>2];){if((-8&i[e+4>>2])==(0|a)){n=e;break n}s<<=1,n=e}i[r>>2]=h,i[h+24>>2]=n,i[h+12>>2]=h,i[h+8>>2]=h;break t}}while(0);x=0|i[(b=n+8|0)>>2],i[x+12>>2]=h,i[b>>2]=h,i[h+8>>2]=x,i[h+12>>2]=n,i[h+24>>2]=0}}while(0);return D=t,0|(x=d+8|0)}for(n=28372;!((e=0|i[n>>2])>>>0<=c>>>0&&(x=e+(0|i[n+4>>2])|0)>>>0>c>>>0);)n=0|i[n+8>>2];n=(e=(e=(a=x+-47|0)+(7&(e=a+8|0)?0-e&7:0)|0)>>>0<(a=c+16|0)>>>0?c:e)+8|0,b=o+(y=7&(y=o+8|0)?0-y&7:0)|0,y=(r=l+-40|0)-y|0,i[6987]=b,i[6984]=y,i[b+4>>2]=1|y,i[o+r+4>>2]=40,i[6988]=i[7103],i[(r=e+4|0)>>2]=27,i[n>>2]=i[7093],i[n+4>>2]=i[7094],i[n+8>>2]=i[7095],i[n+12>>2]=i[7096],i[7093]=o,i[7094]=l,i[7096]=0,i[7095]=n,n=e+24|0;do{b=n,i[(n=n+4|0)>>2]=7}while((b+8|0)>>>0<x>>>0);if((0|e)!=(0|c)){if(o=e-c|0,i[r>>2]=-2&i[r>>2],i[c+4>>2]=1|o,i[e>>2]=o,n=o>>>3,o>>>0<256){r=27964+(n<<1<<2)|0,(e=0|i[6981])&(n=1<<n)?n=0|i[(e=r+8|0)>>2]:(i[6981]=e|n,n=r,e=r+8|0),i[e>>2]=c,i[n+12>>2]=c,i[c+8>>2]=n,i[c+12>>2]=r;break}if(r=28228+((s=(n=o>>>8)?o>>>0>16777215?31:o>>>((s=14-((y=((x=n<<(b=(n+1048320|0)>>>16&8))+520192|0)>>>16&4)|b|(s=((x<<=y)+245760|0)>>>16&2))+(x<<s>>>15)|0)+7|0)&1|s<<1:0)<<2)|0,i[c+28>>2]=s,i[c+20>>2]=0,i[a>>2]=0,!((n=0|i[6982])&(e=1<<s))){i[6982]=n|e,i[r>>2]=c,i[c+24>>2]=r,i[c+12>>2]=c,i[c+8>>2]=c;break}n=0|i[r>>2];t:do{if((-8&i[n+4>>2])!=(0|o)){for(s=o<<(31==(0|s)?0:25-(s>>>1)|0);e=0|i[(r=n+16+(s>>>31<<2)|0)>>2];){if((-8&i[e+4>>2])==(0|o)){n=e;break t}s<<=1,n=e}i[r>>2]=c,i[c+24>>2]=n,i[c+12>>2]=c,i[c+8>>2]=c;break e}}while(0);x=0|i[(b=n+8|0)>>2],i[x+12>>2]=c,i[b>>2]=c,i[c+8>>2]=x,i[c+12>>2]=n,i[c+24>>2]=0}}else!(0|(x=0|i[6985]))|o>>>0<x>>>0&&(i[6985]=o),i[7093]=o,i[7094]=l,i[7096]=0,i[6990]=i[7099],i[6989]=-1,i[6994]=27964,i[6993]=27964,i[6996]=27972,i[6995]=27972,i[6998]=27980,i[6997]=27980,i[7e3]=27988,i[6999]=27988,i[7002]=27996,i[7001]=27996,i[7004]=28004,i[7003]=28004,i[7006]=28012,i[7005]=28012,i[7008]=28020,i[7007]=28020,i[7010]=28028,i[7009]=28028,i[7012]=28036,i[7011]=28036,i[7014]=28044,i[7013]=28044,i[7016]=28052,i[7015]=28052,i[7018]=28060,i[7017]=28060,i[7020]=28068,i[7019]=28068,i[7022]=28076,i[7021]=28076,i[7024]=28084,i[7023]=28084,i[7026]=28092,i[7025]=28092,i[7028]=28100,i[7027]=28100,i[7030]=28108,i[7029]=28108,i[7032]=28116,i[7031]=28116,i[7034]=28124,i[7033]=28124,i[7036]=28132,i[7035]=28132,i[7038]=28140,i[7037]=28140,i[7040]=28148,i[7039]=28148,i[7042]=28156,i[7041]=28156,i[7044]=28164,i[7043]=28164,i[7046]=28172,i[7045]=28172,i[7048]=28180,i[7047]=28180,i[7050]=28188,i[7049]=28188,i[7052]=28196,i[7051]=28196,i[7054]=28204,i[7053]=28204,i[7056]=28212,i[7055]=28212,b=o+(y=7&(y=o+8|0)?0-y&7:0)|0,y=(x=l+-40|0)-y|0,i[6987]=b,i[6984]=y,i[b+4>>2]=1|y,i[o+x+4>>2]=40,i[6988]=i[7103]}while(0);if((n=0|i[6984])>>>0>A>>>0)return y=n-A|0,i[6984]=y,b=(x=0|i[6987])+A|0,i[6987]=b,i[b+4>>2]=1|y,i[x+4>>2]=3|A,D=t,0|(x=x+8|0)}return i[(x=27920)>>2]=12,D=t,0|(x=0)}function Jt(e){var t=0,n=0,r=0,s=0,a=0,o=0,l=0,u=0;if(e|=0){n=e+-8|0,s=0|i[6985],u=n+(t=-8&(e=0|i[e+-4>>2]))|0;do{if(1&e)l=n,o=n;else{if(r=0|i[n>>2],!(3&e))return;if(a=r+t|0,(o=n+(0-r)|0)>>>0<s>>>0)return;if((0|i[6986])==(0|o)){if(3&~(t=0|i[(e=u+4|0)>>2])){l=o,t=a;break}return i[6983]=a,i[e>>2]=-2&t,i[o+4>>2]=1|a,void(i[o+a>>2]=a)}if(n=r>>>3,r>>>0<256){if(e=0|i[o+8>>2],(0|(t=0|i[o+12>>2]))==(0|e)){i[6981]=i[6981]&~(1<<n),l=o,t=a;break}i[e+12>>2]=t,i[t+8>>2]=e,l=o,t=a;break}s=0|i[o+24>>2],e=0|i[o+12>>2];do{if((0|e)==(0|o)){if(e=0|i[(n=(t=o+16|0)+4|0)>>2])t=n;else if(!(e=0|i[t>>2])){e=0;break}for(;;)if(n=0|i[(r=e+20|0)>>2])e=n,t=r;else{if(!(n=0|i[(r=e+16|0)>>2]))break;e=n,t=r}i[t>>2]=0}else l=0|i[o+8>>2],i[l+12>>2]=e,i[e+8>>2]=l}while(0);if(s){if(t=0|i[o+28>>2],(0|i[(n=28228+(t<<2)|0)>>2])==(0|o)){if(i[n>>2]=e,!e){i[6982]=i[6982]&~(1<<t),l=o,t=a;break}}else if(i[((0|i[(l=s+16|0)>>2])==(0|o)?l:s+20)>>2]=e,!e){l=o,t=a;break}i[e+24>>2]=s,0|(n=0|i[(t=o+16|0)>>2])&&(i[e+16>>2]=n,i[n+24>>2]=e),(t=0|i[t+4>>2])?(i[e+20>>2]=t,i[t+24>>2]=e,l=o,t=a):(l=o,t=a)}else l=o,t=a}}while(0);if(!(o>>>0>=u>>>0)&&1&(r=0|i[(e=u+4|0)>>2])){if(2&r)i[e>>2]=-2&r,i[l+4>>2]=1|t,i[o+t>>2]=t,s=t;else{if((0|i[6987])==(0|u)){if(u=(0|i[6984])+t|0,i[6984]=u,i[6987]=l,i[l+4>>2]=1|u,(0|l)!=(0|i[6986]))return;return i[6986]=0,void(i[6983]=0)}if((0|i[6986])==(0|u))return u=(0|i[6983])+t|0,i[6983]=u,i[6986]=o,i[l+4>>2]=1|u,void(i[o+u>>2]=u);s=(-8&r)+t|0,n=r>>>3;do{if(r>>>0<256){if(t=0|i[u+8>>2],(0|(e=0|i[u+12>>2]))==(0|t)){i[6981]=i[6981]&~(1<<n);break}i[t+12>>2]=e,i[e+8>>2]=t;break}a=0|i[u+24>>2],e=0|i[u+12>>2];do{if((0|e)==(0|u)){if(e=0|i[(n=(t=u+16|0)+4|0)>>2])t=n;else if(!(e=0|i[t>>2])){n=0;break}for(;;)if(n=0|i[(r=e+20|0)>>2])e=n,t=r;else{if(!(n=0|i[(r=e+16|0)>>2]))break;e=n,t=r}i[t>>2]=0,n=e}else n=0|i[u+8>>2],i[n+12>>2]=e,i[e+8>>2]=n,n=e}while(0);if(0|a){if(e=0|i[u+28>>2],(0|i[(t=28228+(e<<2)|0)>>2])==(0|u)){if(i[t>>2]=n,!n){i[6982]=i[6982]&~(1<<e);break}}else if(i[((0|i[(r=a+16|0)>>2])==(0|u)?r:a+20)>>2]=n,!n)break;i[n+24>>2]=a,0|(t=0|i[(e=u+16|0)>>2])&&(i[n+16>>2]=t,i[t+24>>2]=n),0|(e=0|i[e+4>>2])&&(i[n+20>>2]=e,i[e+24>>2]=n)}}while(0);if(i[l+4>>2]=1|s,i[o+s>>2]=s,(0|l)==(0|i[6986]))return void(i[6983]=s)}if(e=s>>>3,s>>>0<256)return n=27964+(e<<1<<2)|0,(t=0|i[6981])&(e=1<<e)?e=0|i[(t=n+8|0)>>2]:(i[6981]=t|e,e=n,t=n+8|0),i[t>>2]=l,i[e+12>>2]=l,i[l+8>>2]=e,void(i[l+12>>2]=n);e=28228+((r=(e=s>>>8)?s>>>0>16777215?31:s>>>((r=14-((a=((u=e<<(o=(e+1048320|0)>>>16&8))+520192|0)>>>16&4)|o|(r=((u<<=a)+245760|0)>>>16&2))+(u<<r>>>15)|0)+7|0)&1|r<<1:0)<<2)|0,i[l+28>>2]=r,i[l+20>>2]=0,i[l+16>>2]=0,t=0|i[6982],n=1<<r;e:do{if(t&n){e=0|i[e>>2];t:do{if((-8&i[e+4>>2])!=(0|s)){for(r=s<<(31==(0|r)?0:25-(r>>>1)|0);t=0|i[(n=e+16+(r>>>31<<2)|0)>>2];){if((-8&i[t+4>>2])==(0|s)){e=t;break t}r<<=1,e=t}i[n>>2]=l,i[l+24>>2]=e,i[l+12>>2]=l,i[l+8>>2]=l;break e}}while(0);u=0|i[(o=e+8|0)>>2],i[u+12>>2]=l,i[o>>2]=l,i[l+8>>2]=u,i[l+12>>2]=e,i[l+24>>2]=0}else i[6982]=t|n,i[e>>2]=l,i[l+24>>2]=e,i[l+12>>2]=l,i[l+8>>2]=l}while(0);if(u=(0|i[6989])-1|0,i[6989]=u,!(0|u)){for(e=28380;e=0|i[e>>2];)e=e+8|0;i[6989]=-1}}}}function en(e,t){t|=0;var n=0;return(e|=0)?(n=0|y(t,e),(t|e)>>>0>65535&&(n=((n>>>0)/(e>>>0)|0)==(0|t)?n:-1)):n=0,(e=0|Zt(n))&&3&i[e+-4>>2]?(_n(0|e,0,0|n),0|e):0|e}function tn(e,t,n,r){return 0|(S((t|=0)+(r|=0)+((n=(e|=0)+(n|=0)>>>0)>>>0<e>>>0|0)>>>0|0),n)}function nn(e,t,n,r){return 0|(S(0|(r=(t|=0)-(r|=0)-((n|=0)>>>0>(e|=0)>>>0|0)>>>0)),e-n>>>0)}function rn(e){return 0|((e|=0)?31-(0|T(e^e-1)):32)}function sn(e,t,n,r,s){s|=0;var a=0,o=0,l=0,u=0,c=0,h=0,d=0,A=0,p=0,f=0;if(h=e|=0,o=n|=0,l=A=r|=0,!(c=u=t|=0))return a=!!(0|s),l?a?(i[s>>2]=0|e,i[s+4>>2]=0&t,s=0,0|(S(0|(A=0)),s)):(s=0,0|(S(0|(A=0)),s)):(a&&(i[s>>2]=(h>>>0)%(o>>>0),i[s+4>>2]=0),s=(h>>>0)/(o>>>0)>>>0,0|(S(0|(A=0)),s));a=!(0|l);do{if(o){if(!a){if((a=(0|T(0|l))-(0|T(0|c))|0)>>>0<=31){o=d=a+1|0,e=h>>>(d>>>0)&(t=a-31>>31)|c<<(l=31-a|0),t&=c>>>(d>>>0),a=0,l=h<<l;break}return s?(i[s>>2]=0|e,i[s+4>>2]=u|0&t,s=0,0|(S(0|(A=0)),s)):(s=0,0|(S(0|(A=0)),s))}if((a=o-1|0)&o|0){o=l=33+(0|T(0|o))-(0|T(0|c))|0,e=(d=32-l|0)-1>>31&c>>>((p=l-32|0)>>>0)|(c<<d|h>>>(l>>>0))&(t=p>>31),t&=c>>>(l>>>0),a=h<<(f=64-l|0)&(u=d>>31),l=(c<<f|h>>>(p>>>0))&u|h<<d&l-33>>31;break}return 0|s&&(i[s>>2]=a&h,i[s+4>>2]=0),1==(0|o)?(f=0|e,0|(S(0|(p=u|0&t)),f)):(p=c>>>((f=0|rn(0|o))>>>0)|0,f=c<<32-f|h>>>(f>>>0),0|(S(0|p),f))}if(a)return 0|s&&(i[s>>2]=(c>>>0)%(o>>>0),i[s+4>>2]=0),f=(c>>>0)/(o>>>0)>>>0,0|(S(0|(p=0)),f);if(!h)return 0|s&&(i[s>>2]=0,i[s+4>>2]=(c>>>0)%(l>>>0)),f=(c>>>0)/(l>>>0)>>>0,0|(S(0|(p=0)),f);if(!((a=l-1|0)&l))return 0|s&&(i[s>>2]=0|e,i[s+4>>2]=a&c|0&t),p=0,f=c>>>((0|rn(0|l))>>>0),0|(S(0|p),f);if((a=(0|T(0|l))-(0|T(0|c))|0)>>>0<=30){o=t=a+1|0,e=c<<(l=31-a|0)|h>>>(t>>>0),t=c>>>(t>>>0),a=0,l=h<<l;break}return s?(i[s>>2]=0|e,i[s+4>>2]=u|0&t,f=0,0|(S(0|(p=0)),f)):(f=0,0|(S(0|(p=0)),f))}while(0);if(o){c=0|tn(0|(d=0|n),0|(h=A|0&r),-1,-1),n=0|w(),u=l,l=0;do{r=u,u=a>>>31|u<<1,a=l|a<<1,nn(0|c,0|n,0|(r=e<<1|r>>>31),0|(A=e>>>31|t<<1)),l=1&(p=(f=0|w())>>31|((0|f)<0?-1:0)<<1),e=0|nn(0|r,0|A,p&d|0,(((0|f)<0?-1:0)>>31|((0|f)<0?-1:0)<<1)&h),t=0|w(),o=o-1|0}while(0|o);c=u,u=0}else c=l,u=0,l=0;return o=0,0|s&&(i[s>>2]=e,i[s+4>>2]=t),f=a<<1&-2|l,0|(S(0|(p=(0|a)>>>31|(c|o)<<1|u)),f)}function an(e,t,n,r){n|=0;var i,s,a,o,l;return s=(r|=0)>>31|((0|r)<0?-1:0)<<1,i=((0|r)<0?-1:0)>>31|((0|r)<0?-1:0)<<1,a=0|nn((l=(t|=0)>>31|((0|t)<0?-1:0)<<1)^(e|=0)|0,(o=((0|t)<0?-1:0)>>31|((0|t)<0?-1:0)<<1)^t|0,0|l,0|o),e=s^l,t=i^o,0|nn((0|sn(a,0|w(),0|nn(s^n|0,i^r|0,0|s,0|i),0|w(),0))^e,(0|w())^t,0|e,0|t)}function on(e,t,n,r){t|=0,r|=0;var i,s;return n=0|function(e,t){var n,r,i,s=0;return e=((n=0|y(s=65535&(t|=0),i=65535&(e|=0)))>>>16)+(0|y(s,r=e>>>16))|0,t=0|y(s=t>>>16,i),0|(S((e>>>16)+(0|y(s,r))+(((65535&e)+t|0)>>>16)|0),e+t<<16|65535&n)}(i=e|=0,s=n|=0),e=0|w(),0|(S((0|y(t,s))+(0|y(r,i))+e|0&e),n)}function ln(e,t,n,r){n|=0;var s,a,o,l,u,c;return s=D,D=D+16|0,l=0|s,c=(r|=0)>>31|((0|r)<0?-1:0)<<1,u=((0|r)<0?-1:0)>>31|((0|r)<0?-1:0)<<1,sn(e=0|nn((o=(t|=0)>>31|((0|t)<0?-1:0)<<1)^(e|=0)|0,(a=((0|t)<0?-1:0)>>31|((0|t)<0?-1:0)<<1)^t|0,0|o,0|a),t=0|w(),0|nn(c^n|0,u^r|0,0|c,0|u),0|w(),l),r=0|nn(i[l>>2]^o|0,i[l+4>>2]^a|0,0|o,0|a),n=0|w(),D=s,0|(S(0|n),r)}function un(e,t,n,r){var s,a;return a=D,D=D+16|0,sn(e|=0,t|=0,n|=0,r|=0,s=0|a),D=a,0|(S(0|i[s+4>>2]),i[s>>2])}function cn(e,t,n){return e|=0,t|=0,(0|(n|=0))<32?(S(t>>n|0),e>>>n|(t&(1<<n)-1)<<32-n):(S(0|((0|t)<0?-1:0)),t>>n-32)}function hn(e,t,n){return e|=0,t|=0,(0|(n|=0))<32?(S(t>>>n|0),e>>>n|(t&(1<<n)-1)<<32-n):(S(0),t>>>n-32|0)}function dn(e,t,n){return e|=0,t|=0,(0|(n|=0))<32?(S(t<<n|(e&(1<<n)-1<<32-n)>>>32-n),e<<n):(S(e<<n-32),0)}function An(e,t,n){return e|=0,32==(0|(t=0|T(t|=0)))&&(t=t+(0|T(e))|0),S(0),0|t}function pn(e,t){return t=+t,(e=+e)!=e?+t:t!=t?+e:+x(+e,+t)}function fn(e,t){return t=+t,(e=+e)!=e?+t:t!=t?+e:+b(+e,+t)}function mn(e){return(e=+e)>=0?+l(e+.5):+v(e-.5)}function gn(e,t,n){e|=0,t|=0;var s,a,o=0;if((0|(n|=0))>=8192)return R(0|e,0|t,0|n),0|e;if(a=0|e,s=e+n|0,(3&e)==(3&t)){for(;3&e;){if(!n)return 0|a;r[e|0]=0|r[t|0],e=e+1|0,t=t+1|0,n=n-1|0}for(o=(n=-4&s)-64|0;(0|e)<=(0|o);)i[e>>2]=i[t>>2],i[e+4>>2]=i[t+4>>2],i[e+8>>2]=i[t+8>>2],i[e+12>>2]=i[t+12>>2],i[e+16>>2]=i[t+16>>2],i[e+20>>2]=i[t+20>>2],i[e+24>>2]=i[t+24>>2],i[e+28>>2]=i[t+28>>2],i[e+32>>2]=i[t+32>>2],i[e+36>>2]=i[t+36>>2],i[e+40>>2]=i[t+40>>2],i[e+44>>2]=i[t+44>>2],i[e+48>>2]=i[t+48>>2],i[e+52>>2]=i[t+52>>2],i[e+56>>2]=i[t+56>>2],i[e+60>>2]=i[t+60>>2],e=e+64|0,t=t+64|0;for(;(0|e)<(0|n);)i[e>>2]=i[t>>2],e=e+4|0,t=t+4|0}else for(n=s-4|0;(0|e)<(0|n);)r[e|0]=0|r[t|0],r[e+1|0]=0|r[t+1|0],r[e+2|0]=0|r[t+2|0],r[e+3|0]=0|r[t+3|0],e=e+4|0,t=t+4|0;for(;(0|e)<(0|s);)r[e|0]=0|r[t|0],e=e+1|0,t=t+1|0;return 0|a}function _n(e,t,n){t|=0;var s,a=0,o=0,l=0;if(s=(e|=0)+(n|=0)|0,t&=255,(0|n)>=67){for(;3&e;)r[e|0]=t,e=e+1|0;for(l=t|t<<8|t<<16|t<<24,o=(a=-4&s)-64|0;(0|e)<=(0|o);)i[e>>2]=l,i[e+4>>2]=l,i[e+8>>2]=l,i[e+12>>2]=l,i[e+16>>2]=l,i[e+20>>2]=l,i[e+24>>2]=l,i[e+28>>2]=l,i[e+32>>2]=l,i[e+36>>2]=l,i[e+40>>2]=l,i[e+44>>2]=l,i[e+48>>2]=l,i[e+52>>2]=l,i[e+56>>2]=l,i[e+60>>2]=l,e=e+64|0;for(;(0|e)<(0|a);)i[e>>2]=l,e=e+4|0}for(;(0|e)<(0|s);)r[e|0]=t,e=e+1|0;return s-n|0}function vn(e){return(e=+e)>=0?+l(e+.5):+v(e-.5)}function yn(e){e|=0;var t,n,r;return r=0|C(),(0|e)>0&(0|(t=(n=0|i[o>>2])+e|0))<(0|n)|(0|t)<0?(P(0|t),E(12),-1):(0|t)>(0|r)&&!(0|N(0|t))?(E(12),-1):(i[o>>2]=t,0|n)}return{___divdi3:an,___muldi3:on,___remdi3:ln,___uremdi3:un,_areNeighborCells:function(e,t,n,r,s){s|=0;var a,o,l,u=0,c=0,h=0,d=0;if(l=D,D=D+64|0,o=l,a=l+56|0,!(!0&134217728==(2013265920&(t|=0))&!0&134217728==(2013265920&(r|=0))))return D=l,0|(s=5);if((0|(e|=0))==(0|(n|=0))&(0|t)==(0|r))return i[s>>2]=0,D=l,0|(s=0);if(c=0|hn(0|e,0|t,52),w(),c&=15,d=0|hn(0|n,0|r,52),w(),(0|c)!=(15&d))return D=l,0|(s=12);if(u=c+-1|0,c>>>0>1){He(e,t,u,o),He(n,r,u,a),h=0|i[(d=o)>>2],d=0|i[d+4>>2];e:do{if((0|h)==(0|i[a>>2])&&(0|d)==(0|i[a+4>>2])){u=0|hn(0|e,0|t,0|(c=3*(15^c)|0)),w(),u&=7,c=0|hn(0|n,0|r,0|c),w(),c&=7;do{if(!(0|u)|!(0|c))i[s>>2]=1,u=0;else if(7==(0|u))u=5;else{if(1==(0|u)|1==(0|c)&&0|We(h,d)){u=5;break}if((0|i[15536+(u<<2)>>2])!=(0|c)&&(0|i[15568+(u<<2)>>2])!=(0|c))break e;i[s>>2]=1,u=0}}while(0);return D=l,0|(s=u)}}while(0)}c=(u=o)+56|0;do{i[u>>2]=0,u=u+4|0}while((0|u)<(0|c));return L(e,t,1,o),u=(0|i[(t=o)>>2])==(0|n)&&(0|i[t+4>>2])==(0|r)||(0|i[(t=o+8|0)>>2])==(0|n)&&(0|i[t+4>>2])==(0|r)||(0|i[(t=o+16|0)>>2])==(0|n)&&(0|i[t+4>>2])==(0|r)||(0|i[(t=o+24|0)>>2])==(0|n)&&(0|i[t+4>>2])==(0|r)||(0|i[(t=o+32|0)>>2])==(0|n)&&(0|i[t+4>>2])==(0|r)||(0|i[(t=o+40|0)>>2])==(0|n)&&(0|i[t+4>>2])==(0|r)?1:1&((0|i[(u=o+48|0)>>2])==(0|n)?(0|i[u+4>>2])==(0|r):0),i[s>>2]=u,D=l,0|(s=0)},_bitshift64Ashr:cn,_bitshift64Lshr:hn,_bitshift64Shl:dn,_calloc:en,_cellAreaKm2:function(e,t,n){return 0|(e=0|gt(e|=0,t|=0,n|=0))||(s[n>>3]=6371.007180918475*+s[n>>3]*6371.007180918475),0|e},_cellAreaM2:function(e,t,n){return 0|(e=0|gt(e|=0,t|=0,n|=0))||(s[n>>3]=6371.007180918475*+s[n>>3]*6371.007180918475*1e3*1e3),0|e},_cellAreaRads2:gt,_cellToBoundary:st,_cellToCenterChild:$e,_cellToChildPos:function(e,t,n,r){n|=0,r|=0;var s,a=0,o=0,l=0,u=0,c=0,h=0,d=0,A=0,p=0,f=0,m=0,g=0,_=0,v=0;if(s=D,D=D+16|0,_=s,v=0|hn(0|(e|=0),0|(t|=0),52),w(),v&=15,n>>>0>15)return D=s,0|(v=4);if((0|v)<(0|n))return 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o=0;if(c=0|hn(0|e,0|t,3*(15-p|0)|0),w(),7==(0|(c&=7))){a=5,h=42;break}if(1==(0|c)&(o=!!(0|o))){a=5,h=42;break}if(0|(A=c+((!!(0|c)&o)<<31>>31)|0)&&(h=0|wt(7,0,h=v-p|0,((0|h)<0)<<31>>31),d=0|w(),o?(o=0|tn(0|(o=0|on(0|h,0|d,5,0)),0|w(),-5,-1),o=0|tn(0|(o=0|an(0|o,0|w(),6,0)),0|w(),1,0),c=0|w()):(o=h,c=d),p=0|tn(0|o,0|c,0|(p=0|on(0|h,0|d,0|(p=A+-1|0),((0|p)<0)<<31>>31)),0|w()),d=0|tn(0|p,0|(A=0|w()),0|i[(d=r)>>2],0|i[d+4>>2]),A=0|w(),i[(p=r)>>2]=d,i[p+4>>2]=A),(0|f)<=(0|n)){h=37;break}}if(19==(0|h))M(27795,27122,1367,27158);else{if(37==(0|h)){a=0|i[(l=r)+4>>2],l=0|i[l>>2];break}if(42==(0|h))return D=s,0|a}}else a=0,l=0}else h=33}while(0);e:do{if(33==(0|h)){if(i[(m=r)>>2]=0,i[m+4>>2]=0,(0|v)>(0|n)){for(o=v;;){if(a=0|hn(0|e,0|t,3*(15-o|0)|0),w(),7==(0|(a&=7))){a=5;break}if(a=0|on(0|(l=0|wt(7,0,l=v-o|0,((0|l)<0)<<31>>31)),0|w(),0|a,0),l=0|w(),l=0|tn(0|i[(m=r)>>2],0|i[m+4>>2],0|a,0|l),a=0|w(),i[(m=r)>>2]=l,i[m+4>>2]=a,(0|(o=o+-1|0))<=(0|n))break e}return D=s,0|a}a=0,l=0}}while(0);return 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Ht(n,0,0),D=s,0;for(c=0|hn(0|i[(c=e)>>2],0|i[c+4>>2],52),w(),Ht(n,(0|t)>6?t:6,15&c),c=0;!(0|(a=0|st(0|i[(a=e+(c<<3)|0)>>2],0|i[a+4>>2],r)));){if((0|(a=0|i[r>>2]))>0){u=0;do{l=r+8+(u<<4)|0,(o=0|Qt(n,a=r+8+((0|(u=u+1|0))%(0|a)<<4)|0,l))?Xt(n,o):$t(n,l,a),a=0|i[r>>2]}while((0|u)<(0|a))}if((0|(c=c+1|0))>=(0|t)){a=0,h=13;break}}return 13==(0|h)?(D=s,0|a):(jt(n),D=s,0|(h=a))}(e|=0,t|=0,s=a+16|0),0|e)return D=a,0|(n=e);if(i[n>>2]=0,i[n+4>>2]=0,i[n+8>>2]=0,0|(e=0|Wt(s)))do{t=0|_t(n);do{vt(t,e),o=e+16|0,i[r>>2]=i[o>>2],i[r+4>>2]=i[o+4>>2],i[r+8>>2]=i[o+8>>2],i[r+12>>2]=i[o+12>>2],Xt(s,e),e=0|Yt(s,r)}while(0|e);e=0|Wt(s)}while(0|e);return jt(s),(e=0|bt(n))?(yt(n),D=a,0|(o=e)):(D=a,0|(o=0))},_childPosToCell:function(e,t,n,r,s,a){e|=0,t|=0,a|=0;var o,l=0,u=0,c=0,h=0,d=0,A=0,p=0,f=0,m=0;if(o=D,D=D+16|0,l=o,(s|=0)>>>0>15)return D=o,0|(a=4);if(u=0|hn(0|(n|=0),0|(r|=0),52),w(),(0|(u&=15))>(0|s))return 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e}if((-117440513&(g=0|i[(E=N+(m<<3)|0)+4>>2]))==(0|A)&&(0|i[E>>2])==(0|d)){D=65;break}m=0|ln(0|(E=0|tn(0|m,0|_,1,0)),0|w(),0|n,0|r),_=0|w(),f=0|tn(0|f,0|p,1,0),p=0|w(),E=N+(m<<3)|0}while((0|i[E>>2])!=(0|d)||(0|i[E+4>>2])!=(0|A));if(65==(0|D)&&(D=0,!0&100663296==(117440512&g)))break;i[(E=t+(o<<3)|0)>>2]=h,i[E+4>>2]=a,o=0|tn(0|o,0|c,1,0),c=0|w()}}while(0);if(l=0|tn(0|l,0|u,1,0),!((0|(u=0|w()))<(0|r)|(0|u)==(0|r)&l>>>0<n>>>0))break;h=0|i[(a=P+(l<<3)|0)>>2],a=0|i[a+4>>2]}a=x}else o=0,a=x}else o=0,e=0,a=0}while(0);if(_n(0|N,0,0|s),gn(0|P,0|T,e<<3),Jt(T),!(0|e)&!(0|a)){D=89;break}t=t+(o<<3)|0,r=a,n=e}if(16==(0|D))!0&!(117440512&a)?(a=4,D=27):D=21;else if(31==(0|D))M(27795,27122,620,27132);else{if(41==(0|D))return Jt(P),Jt(N),0|(D=10);if(48==(0|D))return Jt(P),Jt(N),0|(D=13);80==(0|D)?M(27795,27122,711,27132):81==(0|D)?M(27795,27122,723,27132):85==(0|D)&&(gn(0|t,0|P,n<<3),D=89)}return 21==(0|D)?(Jt(P),Jt(N),0|(D=5)):27==(0|D)?(Jt(P),Jt(N),0|(D=a)):89==(0|D)?(Jt(P),Jt(N),0|(D=0)):0},_constructCell:function(e,t,n,s){n|=0,s|=0;var a=0,o=0,l=0,u=0,c=0,h=0;if((e|=0)>>>0>15)return 0|(s=4);if((t|=0)>>>0>121)return 0|(s=17);l=0|dn(0|e,0,52),a=0|w(),u=0|dn(0|t,0,45),a=0|a|w()|134225919;e:do{if((0|e)>=1){for(u=1,l=!!(0|r[20528+t|0]),o=-1;;){if((t=0|i[n+(u+-1<<2)>>2])>>>0>6){a=18,t=10;break}if(!(!(0|t)|1^l)){if(1==(0|t)){a=19,t=10;break}l=0}if(c=0|dn(7,0,0|(h=3*(15-u|0)|0)),a&=~w(),o=(t=0|dn(0|t,((0|t)<0)<<31>>31,0|h))|o&~c,a=0|w()|a,!((0|u)<(0|e)))break e;u=u+1|0}if(10==(0|t))return 0|a}else o=-1}while(0);return i[(h=s)>>2]=o,i[h+4>>2]=a,0|(h=0)},_destroyLinkedMultiPolygon:yt,_directedEdgeToBoundary:Pe,_directedEdgeToCells:function(e,t,n){e|=0;var r,s,a,o=0;return r=D,D=D+16|0,o=r,!0&268435456==(2013265920&(t|=0))?(s=-2130706433&t|134217728,i[(a=n|=0)>>2]=e,i[a+4>>2]=s,i[o>>2]=0,t=0|hn(0|e,0|t,56),w(),o=0|B(e,s,7&t,o,n+8|0),D=r,0|o):(D=r,0|(o=6))},_edgeLengthKm:function(e,t,n){n|=0;var r,a=0,o=0,l=0,u=0,h=0,p=0,f=0;if(r=D,D=D+176|0,0|(e=0|Pe(e|=0,t|=0,u=r)))return u=e,l=+s[n>>3],l*=6371.007180918475,s[n>>3]=l,D=r,0|u;if(s[n>>3]=0,(0|(e=0|i[u>>2]))<=1)return u=0,l=0,l*=6371.007180918475,s[n>>3]=l,D=r,0|u;t=e+-1|0,e=0,a=+s[u+8>>3],o=+s[u+16>>3],l=0;do{p=a,a=+s[u+8+((e=e+1|0)<<4)>>3],f=+A(.5*(a-p)),h=o,o=+s[u+8+(e<<4)+8>>3],h=f*f+(h=+A(.5*(o-h)))*(+d(+p)*+d(+a)*h),l+=2*+_(+ +c(+h),+ +c(+(1-h)))}while((0|e)!=(0|t));return s[n>>3]=l,u=0,f=l,f*=6371.007180918475,s[n>>3]=f,D=r,0|u},_edgeLengthM:function(e,t,n){n|=0;var r,a=0,o=0,l=0,u=0,h=0,p=0,f=0;if(r=D,D=D+176|0,0|(e=0|Pe(e|=0,t|=0,u=r)))return u=e,l=+s[n>>3],l*=6371.007180918475,l*=1e3,s[n>>3]=l,D=r,0|u;if(s[n>>3]=0,(0|(e=0|i[u>>2]))<=1)return u=0,l=0,l*=6371.007180918475,l*=1e3,s[n>>3]=l,D=r,0|u;t=e+-1|0,e=0,a=+s[u+8>>3],o=+s[u+16>>3],l=0;do{p=a,a=+s[u+8+((e=e+1|0)<<4)>>3],f=+A(.5*(a-p)),h=o,o=+s[u+8+(e<<4)+8>>3],h=f*f+(h=+A(.5*(o-h)))*(+d(+p)*+d(+a)*h),l+=2*+_(+ +c(+h),+ +c(+(1-h)))}while((0|e)!=(0|t));return s[n>>3]=l,u=0,f=l,f*=6371.007180918475,f*=1e3,s[n>>3]=f,D=r,0|u},_edgeLengthRads:function(e,t,n){n|=0;var r,a=0,o=0,l=0,u=0,h=0,p=0,f=0;if(r=D,D=D+176|0,0|(e=0|Pe(e|=0,t|=0,u=r)))return D=r,0|(u=e);if(s[n>>3]=0,(0|(e=0|i[u>>2]))<=1)return D=r,0|(u=0);t=e+-1|0,e=0,a=+s[u+8>>3],o=+s[u+16>>3],l=0;do{p=a,a=+s[u+8+((e=e+1|0)<<4)>>3],f=+A(.5*(a-p)),h=o,o=+s[u+8+(e<<4)+8>>3],h=f*f+(h=+A(.5*(o-h)))*(+d(+a)*+d(+p)*h),l+=2*+_(+ +c(+h),+ +c(+(1-h)))}while((0|e)<(0|t));return s[n>>3]=l,D=r,0|(u=0)},_emscripten_replace_memory:function(e){return r=new Int8Array(e),i=new Int32Array(e),s=new Float64Array(e),n=e,!0},_free:Jt,_getBaseCellNumber:Ve,_getDirectedEdgeDestination:function(e,t,n){e|=0,t|=0,n|=0;var r,s,a=0;return r=D,D=D+16|0,i[(a=r)>>2]=0,!0&268435456==(2013265920&t)?(s=0|hn(0|e,0|t,56),w(),a=0|B(e,-2130706433&t|134217728,7&s,a,n),D=r,0|a):(D=r,0|(a=6))},_getDirectedEdgeOrigin:function(e,t,n){return e|=0,n|=0,!0&268435456==(2013265920&(t|=0))?(i[n>>2]=e,i[n+4>>2]=-2130706433&t|134217728,0|(n=0)):0|(n=6)},_getHexagonAreaAvgKm2:pt,_getHexagonAreaAvgM2:function(e,t){return t|=0,(e|=0)>>>0>15?0|(t=4):(s[t>>3]=+s[20784+(e<<3)>>3],0|(t=0))},_getHexagonEdgeLengthAvgKm:function(e,t){return t|=0,(e|=0)>>>0>15?0|(t=4):(s[t>>3]=+s[20912+(e<<3)>>3],0|(t=0))},_getHexagonEdgeLengthAvgM:function(e,t){return t|=0,(e|=0)>>>0>15?0|(t=4):(s[t>>3]=+s[21040+(e<<3)>>3],0|(t=0))},_getIcosahedronFaces:function e(t,n,r){r|=0;var s,a=0,o=0,l=0,u=0,c=0,h=0,d=0,A=0;s=D,D=D+128|0,d=s+112|0,l=s+96|0,A=s,o=0|hn(0|(t|=0),0|(n|=0),52),w(),c=15&o,i[d>>2]=c,u=0|hn(0|t,0|n,45),w(),u&=127;e:do{if(0|z(u)){if(0|c)for(a=1;;){if(!(!((h=0|dn(7,0,3*(15-a|0)|0))&t|0)&!((0|w())&n))){o=0;break e}if(!(a>>>0<c>>>0))break;a=a+1|0}if(!(1&o))return h=0|dn(c+1|0,0,52),A=w()|-15728641&n,A=0|e((h|t)&~(d=0|dn(7,0,3*(14-c|0)|0)),A&~w(),r),D=s,0|A;o=1}else o=0}while(0);if(!(a=0|rt(t,n,l))){o?(Ue(l,d,A),h=5):(qe(l,d,A),h=6);e:do{if(0|z(u))if(c)for(a=1;;){if(!(!((u=0|dn(7,0,3*(15-a|0)|0))&t|0)&!((0|w())&n))){t=2;break e}if(!(a>>>0<c>>>0)){t=5;break}a=a+1|0}else t=5;else t=2}while(0);_n(0|r,-1,t<<2);e:do{if(o)for(l=0;;){if(Fe(u=A+(l<<4)|0,0|i[d>>2]),u=0|i[u>>2],-1==(0|(c=0|i[r>>2]))|(0|c)==(0|u))a=r;else{o=0;do{if((o=o+1|0)>>>0>=t>>>0){a=1;break e}c=0|i[(a=r+(o<<2)|0)>>2]}while(!(-1==(0|c)|(0|c)==(0|u)))}if(i[a>>2]=u,(l=l+1|0)>>>0>=h>>>0){a=0;break}}else for(l=0;;){if(Be(u=A+(l<<4)|0,0|i[d>>2],0,1),u=0|i[u>>2],-1==(0|(c=0|i[r>>2]))|(0|c)==(0|u))a=r;else{o=0;do{if((o=o+1|0)>>>0>=t>>>0){a=1;break e}c=0|i[(a=r+(o<<2)|0)>>2]}while(!(-1==(0|c)|(0|c)==(0|u)))}if(i[a>>2]=u,(l=l+1|0)>>>0>=h>>>0){a=0;break}}}while(0)}return D=s,0|(A=a)},_getIndexDigit:function(e,t,n,r){return r|=0,((n|=0)+-1|0)>>>0>14?0|(r=4):(n=0|hn(0|(e|=0),0|(t|=0),3*(15-n|0)|0),w(),i[r>>2]=7&n,0|(r=0))},_getNumCells:ft,_getPentagons:at,_getRes0Cells:function(e){e|=0;var t=0,n=0,r=0;t=0;do{dn(0|t,0,45),r=134225919|w(),i[(n=e+(t<<3)|0)>>2]=-1,i[n+4>>2]=r,t=t+1|0}while(122!=(0|t));return 0},_getResolution:function(e,t){return t=0|hn(0|(e|=0),0|(t|=0),52),w(),15&t},_greatCircleDistanceKm:At,_greatCircleDistanceM:function(e,t){e|=0;var n,r,i,a=0;return r=+s[(t|=0)>>3],n=+s[e>>3],a=(i=+A(.5*(r-n)))*i+(a=+A(.5*(+s[t+8>>3]-+s[e+8>>3])))*(+d(+r)*+d(+n)*a),2*+_(+ +c(+a),+ +c(+(1-a)))*6371.007180918475*1e3},_greatCircleDistanceRads:function(e,t){e|=0;var n,r,i,a=0;return r=+s[(t|=0)>>3],n=+s[e>>3],a=(i=+A(.5*(r-n)))*i+(a=+A(.5*(+s[t+8>>3]-+s[e+8>>3])))*(+d(+r)*+d(+n)*a),2*+_(+ +c(+a),+ +c(+(1-a)))},_gridDisk:L,_gridDiskDistances:I,_gridDistance:function(e,t,n,r,s){n|=0,r|=0,s|=0;var a,o,l=0,u=0;return o=D,D=D+32|0,u=o,0|(a=0|Tt(e|=0,t|=0,e,t,l=o+12|0))?(D=o,0|(u=a)):0|(e=0|Tt(e,t,n,r,u))?(D=o,0|(u=e)):(l=0|we(l,u),i[(u=s)>>2]=l,i[u+4>>2]=((0|l)<0)<<31>>31,D=o,0|(u=0))},_gridPathCells:function(e,t,n,r,s){n|=0,r|=0,s|=0;var a,o,l=0,c=0,h=0,d=0,A=0,p=0,f=0,m=0,g=0,_=0,v=0,y=0,b=0,x=0,T=0,S=0,E=0,C=0;if(o=D,D=D+48|0,c=o+12|0,E=o,!(l=0|Tt(e|=0,t|=0,e,t,a=o+24|0))&&!(l=0|Tt(e,t,n,r,c))){S=((0|(T=0|we(a,c)))<0)<<31>>31,i[a>>2]=0,i[a+4>>2]=0,i[a+8>>2]=0,i[c>>2]=0,i[c+4>>2]=0,i[c+8>>2]=0,0|Tt(e,t,e,t,a)&&M(27795,27538,692,27747),0|Tt(e,t,n,r,c)&&M(27795,27538,697,27747),Ce(a),Ce(c),p=0|T?1/+(0|T):0,n=0|i[a>>2],v=p*+((0|i[c>>2])-n|0),r=0|i[(y=a+4|0)>>2],b=p*+((0|i[c+4>>2])-r|0),l=0|i[(x=a+8|0)>>2],p*=+((0|i[c+8>>2])-l|0),i[E>>2]=n,i[(f=E+4|0)>>2]=r,i[(m=E+8|0)>>2]=l;e:do{if((0|T)<0)l=0;else for(g=0,_=0;;){C=v*(d=+(_>>>0)+4294967296*+(0|g))+ +(0|n),h=b*d+ +(0|r),d=p*d+ +(0|l),n=~~+mn(+C),c=~~+mn(+h),l=~~+mn(+d),C=+u(+(+(0|n)-C)),h=+u(+(+(0|c)-h)),d=+u(+(+(0|l)-d));do{if(!(C>h&C>d)){if(A=0-n|0,h>d){r=A-l|0;break}r=c,l=A-c|0;break}n=0-(c+l)|0,r=c}while(0);if(i[E>>2]=n,i[f>>2]=r,i[m>>2]=l,Re(E),0|(l=0|St(e,t,E,s+(_<<3)|0)))break e;if(!((0|g)<(0|S)|(0|g)==(0|S)&_>>>0<T>>>0)){l=0;break e}n=0|tn(0|_,0|g,1,0),g=r=0|w(),_=n,n=0|i[a>>2],r=0|i[y>>2],l=0|i[x>>2]}}while(0);return D=o,0|(E=l)}return D=o,0|(E=l)},_gridPathCellsSize:function(e,t,n,r,s){n|=0,r|=0,s|=0;var a,o=0,l=0,u=0;return a=D,D=D+32|0,u=a,(o=0|Tt(e|=0,t|=0,e,t,l=a+12|0))||(o=0|Tt(e,t,n,r,u))?(D=a,0|(u=o)):(r=0|tn(0|(r=0|we(l,u)),((0|r)<0)<<31>>31,1,0),l=0|w(),i[(u=s)>>2]=r,i[u+4>>2]=l,D=a,0|(u=0))},_gridRing:function(e,t,n,r){return 0|F(e|=0,t|=0,n|=0,r|=0)?(_n(0|r,0,48*n|0),0|(r=0|k(e,t,n,r))):0|(r=0)},_gridRingUnsafe:F,_i64Add:tn,_i64Subtract:nn,_isPentagon:We,_isResClassIII:function(e,t){return t=0|hn(0|(e|=0),0|(t|=0),52),w(),1&t},_isValidCell:ze,_isValidDirectedEdge:Ne,_isValidIndex:function(e,t){e|=0;var n=0,i=0,s=0,a=0;if(!0&134217728==(-16777216&(t|=0))&&(i=0|hn(0|e,0|t,52),w(),i&=15,n=0|hn(0|e,0|t,45),w(),(n&=127)>>>0<=121)&&!(613566756&(a=0|dn(0|(s=0|hn(0|e,0|t,0|(a=3*(15^i)|0))),0|w(),0|a))&(0|nn(-1227133514,-1171,0|a,0|(s=0|w()))))&!(4681&s&w())&&15==(0|i)|!(0|(a=0|hn(0|(0|dn(0|~e,0|~t,0|(a=19+(3*i|0)|0))),0|w(),0|a)))&!(0|w())){if(!(0|r[20528+n|0]))return 0|(a=1);if(!(0|e)&!(0|(n=8191&t)))return 0|(a=1);if(a=0|An(0|e,0|n),w(),(63-a|0)%3|0)return 0|(a=1)}return 0|Ne(e,t)?0|(a=1):0|(a=1&!!(0|Gt(e,t)))},_isValidVertex:Gt,_latLngToCell:tt,_llvm_ctlz_i64:An,_llvm_maxnum_f64:pn,_llvm_minnum_f64:fn,_llvm_round_f64:mn,_localIjToCell:function(e,t,n,r,i){var s,a;return e|=0,t|=0,n|=0,i|=0,a=D,D=D+16|0,s=a,(r|=0)?n=15:(n=0|Ee(n,s))||(n=0|St(e,t,s,i)),D=a,0|n},_malloc:Zt,_maxFaceCount:function(e,t,n){n|=0;var r=0,s=0;if(s=0|hn(0|(e|=0),0|(t|=0),45),w(),!(0|z(127&s)))return s=2,i[n>>2]=s,0;if(s=0|hn(0|e,0|t,52),w(),!(s&=15))return s=5,i[n>>2]=s,0;for(r=1;;){if(!(!((0|dn(7,0,3*(15-r|0)|0))&e|0)&!((0|w())&t))){r=2,e=6;break}if(!(r>>>0<s>>>0)){r=5,e=6;break}r=r+1|0}return 6==(0|e)?(i[n>>2]=r,0):0},_maxGridDiskSize:function(e,t){t|=0;var n=0,r=0,s=0;return(0|(e|=0))<0?0|(t=2):(0|e)>13780509?0|(t=0|ft(15,t)):(s=0|on(0|e,0|(n=((0|e)<0)<<31>>31),3,0),r=0|w(),n=0|tn(0|e,0|n,1,0),n=0|tn(0|(n=0|on(0|s,0|r,0|n,0|w())),0|w(),1,0),e=0|w(),i[t>>2]=n,i[t+4>>2]=e,0|(t=0))},_maxPolygonToCellsSize:function(e,t,n,r){e|=0,t|=0,r|=0;var s,a=0,o=0,l=0,u=0,c=0;if(s=D,D=D+48|0,a=s+16|0,o=s+8|0,l=s,0|(n=0|Dt(n|=0)))return D=s,0|(l=n);if(u=0|i[(c=e)+4>>2],i[(n=o)>>2]=i[c>>2],i[n+4>>2]=u,Pt(o,a),!(n=0|ne(a,t,l))){if(t=0|i[o>>2],(0|(o=0|i[e+8>>2]))>0){a=0|i[e+12>>2],n=0;do{t=(0|i[a+(n<<3)>>2])+t|0,n=n+1|0}while((0|n)<(0|o))}a=0|i[(n=l)>>2],(0|(n=0|i[n+4>>2]))<(0|(o=((0|t)<0)<<31>>31))|(0|n)==(0|o)&a>>>0<t>>>0?(i[(n=l)>>2]=t,i[n+4>>2]=o,n=o):t=a,u=0|tn(0|t,0|n,12,0),c=0|w(),i[(n=l)>>2]=u,i[n+4>>2]=c,i[(n=r)>>2]=u,i[n+4>>2]=c,n=0}return D=s,0|(c=n)},_maxPolygonToCellsSizeExperimental:function(e,t,n,a){t|=0,n|=0,a|=0;var o,l,c=0,h=0,A=0,p=0,f=0,m=0,g=0,_=0;if(l=D,D=D+48|0,f=l+32|0,p=l+40|0,o=l,!(0|i[(e|=0)>>2]))return i[(m=a)>>2]=0,i[m+4>>2]=0,D=l,0|(m=0);Ge(f,0,0,0),c=0|i[(A=f)>>2],A=0|i[A+4>>2];do{if(t>>>0>15)i[(m=o)>>2]=0,i[m+4>>2]=0,i[o+8>>2]=4,i[o+12>>2]=-1,n=o+29|0,i[(m=o+16|0)>>2]=0,i[m+4>>2]=0,i[m+8>>2]=0,r[m+12|0]=0,r[n|0]=0|r[p|0],r[n+1|0]=0|r[p+1|0],r[n+2|0]=0|r[p+2|0],n=4,m=9;else{if(0|(n=0|Dt(n))){i[(f=o)>>2]=0,i[f+4>>2]=0,i[o+8>>2]=n,i[o+12>>2]=-1,m=o+29|0,i[(f=o+16|0)>>2]=0,i[f+4>>2]=0,i[f+8>>2]=0,r[f+12|0]=0,r[m|0]=0|r[p|0],r[m+1|0]=0|r[p+1|0],r[m+2|0]=0|r[p+2|0],m=9;break}if(!(n=0|en(1+(0|i[e+8>>2])|0,32))){i[(m=o)>>2]=0,i[m+4>>2]=0,i[o+8>>2]=13,i[o+12>>2]=-1,n=o+29|0,i[(m=o+16|0)>>2]=0,i[m+4>>2]=0,i[m+8>>2]=0,r[m+12|0]=0,r[n|0]=0|r[p|0],r[n+1|0]=0|r[p+1|0],r[n+2|0]=0|r[p+2|0],n=13,m=9;break}Lt(e,n),i[(_=o)>>2]=c,i[_+4>>2]=A,i[(A=o+8|0)>>2]=0,i[o+12>>2]=t,i[o+20>>2]=e,i[o+24>>2]=n,r[o+28|0]=0,r[(c=o+29|0)|0]=0|r[p|0],r[c+1|0]=0|r[p+1|0],r[c+2|0]=0|r[p+2|0],i[o+16>>2]=3,g=+K(n),g*=+Q(n),h=+u(+ +s[n>>3]),h=g/+d(+ +fn(+h,+ +u(+ 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s,a,o,l,u=0,c=0,h=0,d=0,A=0,p=0,f=0,m=0,g=0,_=0,v=0,y=0,b=0,x=0,T=0,S=0,M=0,E=0,C=0,R=0,N=0,P=0,L=0,I=0,B=0,F=0,k=0;if(l=D,D=D+112|0,s=l+80|0,A=l+72|0,a=l,o=l+56|0,0|(u=0|Dt(n|=0)))return D=l,0|(k=u);if(!(k=0|Zt(32+(i[(p=e+8|0)>>2]<<5)|0)))return D=l,0|(k=13);if(Lt(e,k),!(u=0|Dt(n))){if(F=0|i[(B=e)+4>>2],i[(u=A)>>2]=i[B>>2],i[u+4>>2]=F,Pt(A,s),u=0|ne(s,t,a))B=0,F=0;else{if(u=0|i[A>>2],(0|(c=0|i[p>>2]))>0){h=0|i[e+12>>2],n=0;do{u=(0|i[h+(n<<3)>>2])+u|0,n=n+1|0}while((0|n)!=(0|c));n=u}else n=u;c=0|i[(u=a)>>2],(0|(u=0|i[u+4>>2]))<(0|(h=((0|n)<0)<<31>>31))|(0|u)==(0|h)&c>>>0<n>>>0?(i[(u=a)>>2]=n,i[u+4>>2]=h,u=h):n=c,B=0|tn(0|n,0|u,12,0),F=0|w(),i[(u=a)>>2]=B,i[u+4>>2]=F,u=0}if(!u){if(!(n=0|en(B,8)))return Jt(k),D=l,0|(k=13);if(!(d=0|en(B,8)))return Jt(k),Jt(n),D=l,0|(k=13);i[(L=s)>>2]=0,i[L+4>>2]=0,I=0|i[(L=e)+4>>2],i[(u=A)>>2]=i[L>>2],i[u+4>>2]=I,u=0|V(A,B,F,t,s,n,d);e:do{if(u)Jt(n),Jt(d),Jt(k);else{t:do{if((0|i[p>>2])>0){for(h=e+12|0,c=0;u=0|V((0|i[h>>2])+(c<<3)|0,B,F,t,s,n,d),c=c+1|0,!(0|u);)if((0|c)>=(0|i[p>>2]))break t;Jt(n),Jt(d),Jt(k);break e}}while(0);(0|F)>0|!(0|F)&B>>>0>0&&_n(0|d,0,B<<3),L=0|i[(I=s)+4>>2];t:do{if((0|L)>0|!(0|L)&(0|i[I>>2])>>>0>0){R=n,N=d,P=n,L=d,I=n,u=n,M=n,E=d,C=d,n=d;n:for(;;){for(b=0,x=0,T=0,S=0,c=0,h=0;;){A=(d=a)+56|0;do{i[d>>2]=0,d=d+4|0}while((0|d)<(0|A));if(0|O(p=0|i[(t=R+(b<<3)|0)>>2],t=0|i[t+4>>2],1,a,0)){A=(d=a)+56|0;do{i[d>>2]=0,d=d+4|0}while((0|d)<(0|A));0|(d=0|en(7,4))&&(U(p,t,1,a,d,7,0,0),Jt(d))}for(y=0;;){_=0|i[(v=a+(y<<3)|0)>>2],v=0|i[v+4>>2];r:do{if(!(0|_)&!(0|v))d=c,A=h;else{if(f=0|un(0|_,0|v,0|B,0|F),p=0|w(),!(!(0|(A=0|i[(t=d=r+(f<<3)|0)>>2]))&!(0|(t=0|i[t+4>>2])))){m=0,g=0;do{if((0|m)>(0|F)|(0|m)==(0|F)&g>>>0>B>>>0)break n;if((0|A)==(0|_)&(0|t)==(0|v)){d=c,A=h;break r}f=0|ln(0|(d=0|tn(0|f,0|p,1,0)),0|w(),0|B,0|F),p=0|w(),g=0|tn(0|g,0|m,1,0),m=0|w(),A=0|i[(t=d=r+(f<<3)|0)>>2],t=0|i[t+4>>2]}while(!(!(0|A)&!(0|t)))}if(!(0|_)&!(0|v)){d=c,A=h;break}it(_,v,o),0|It(e,k,o)&&(g=0|tn(0|c,0|h,1,0),h=0|w(),i[(m=d)>>2]=_,i[m+4>>2]=v,i[(c=N+(c<<3)|0)>>2]=_,i[c+4>>2]=v,c=g),d=c,A=h}}while(0);if((y=y+1|0)>>>0>=7)break;c=d,h=A}if(b=0|tn(0|b,0|x,1,0),x=0|w(),T=0|tn(0|T,0|S,1,0),S=0|w(),c=0|i[(h=s)>>2],!((0|S)<(0|(h=0|i[h+4>>2]))|(0|S)==(0|h)&T>>>0<c>>>0))break;c=d,h=A}if((0|h)>0|!(0|h)&c>>>0>0){c=0,h=0;do{i[(S=R+(c<<3)|0)>>2]=0,i[S+4>>2]=0,c=0|tn(0|c,0|h,1,0),h=0|w(),T=0|i[(S=s)+4>>2]}while((0|h)<(0|T)|((0|h)==(0|T)?c>>>0<(0|i[S>>2])>>>0:0))}if(i[(S=s)>>2]=d,i[S+4>>2]=A,!((0|A)>0|!(0|A)&d>>>0>0))break t;y=n,b=C,x=I,T=E,S=N,n=M,C=u,E=P,M=y,u=b,I=L,L=x,P=T,N=R,R=S}Jt(P),Jt(L),Jt(k),u=1;break e}u=d}while(0);Jt(k),Jt(n),Jt(u),u=0}}while(0);return D=l,0|(k=u)}}return Jt(k),D=l,0|(k=u)},_polygonToCellsExperimental:function(e,t,n,r,s,a){r|=0,s|=0,a|=0;var o,l,u,c=0,h=0,d=0,A=0,p=0,f=0,m=0,g=0;u=D,D=D+160|0,h=u+64|0,p=u+112|0,g=u,Et(A=u+80|0,e|=0,t|=0,n|=0),ot(h,0|i[(d=A)>>2],0|i[d+4>>2],t),o=0|i[(d=h)>>2],d=0|i[d+4>>2],c=0|i[A+8>>2],i[(f=p+4|0)>>2]=i[A>>2],i[f+4>>2]=i[A+4>>2],i[f+8>>2]=i[A+8>>2],i[f+12>>2]=i[A+12>>2],i[f+16>>2]=i[A+16>>2],i[f+20>>2]=i[A+20>>2],i[f+24>>2]=i[A+24>>2],i[f+28>>2]=i[A+28>>2],i[(f=g)>>2]=o,i[f+4>>2]=d,i[(f=g+8|0)>>2]=c,t=p,n=(e=g+12|0)+36|0;do{i[e>>2]=i[t>>2],e=e+4|0,t=t+4|0}while((0|e)<(0|n));if(i[(p=g+48|0)>>2]=i[h>>2],i[p+4>>2]=i[h+4>>2],i[p+8>>2]=i[h+8>>2],i[p+12>>2]=i[h+12>>2],!(0|o)&!(0|d))return D=u,0|(g=c);n=g+16|0,l=g+24|0,A=g+28|0,c=0,h=0,t=o,e=d;do{if(!((0|c)<(0|s)|(0|c)==(0|s)&h>>>0<r>>>0)){m=4;break}if(d=h,h=0|tn(0|h,0|c,1,0),c=0|w(),i[(d=a+(d<<3)|0)>>2]=t,i[d+4>>2]=e,ut(p),!(0|(t=0|i[(e=p)>>2]))&!(0|(e=0|i[e+4>>2]))){if(Ct(n),!(0|(e=0|i[(t=n)>>2]))&!(0|(t=0|i[t+4>>2]))){m=10;break}lt(e,t,0|i[A>>2],p),t=0|i[(e=p)>>2],e=0|i[e+4>>2]}i[(d=g)>>2]=t,i[d+4>>2]=e}while(!(!(0|t)&!(0|e)));return 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i[s>>2]=u,i[s+4>>2]=l,D=o,0|(s=0)},_vertexToLatLng:function(e,t,n){n|=0;var r,s,a,o,l=0,u=0;return o=D,D=D+192|0,s=o,a=o+168|0,l=0|hn(0|(e|=0),0|(t|=0),56),w(),l&=7,0|(r=0|rt(e,u=-2130706433&t|134217728,a))?(D=o,0|(u=r)):(t=0|hn(0|e,0|t,52),w(),t&=15,0|We(e,u)?Oe(a,t,l,1,s):ke(a,t,l,1,s),u=s+8|0,i[n>>2]=i[u>>2],i[n+4>>2]=i[u+4>>2],i[n+8>>2]=i[u+8>>2],i[n+12>>2]=i[u+12>>2],D=o,0|(u=0))},establishStackSpace:function(e,t){D=e|=0},stackAlloc:function(e){var t;return t=D,D=(D=D+(e|=0)|0)+15&-16,0|t},stackRestore:function(e){D=e|=0},stackSave:function(){return 0|D}}}({Math:Math,Int8Array:Int8Array,Int32Array:Int32Array,Uint8Array:Uint8Array,Float32Array:Float32Array,Float64Array:Float64Array},{b:function(e){g=e},c:function(){return g},d:function(e,t,n,r){fe("Assertion failed: "+N(e)+", at: "+[t?N(t):"unknown filename",n,r?N(r):"unknown function"])},e:function(e){return n.___errno_location&&(M[n.___errno_location()>>2]=e),e},f:Z,g:function(e,t,n){S.set(S.subarray(t,t+n),e)},h:function(e){var 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/*
   * Copyright 2018-2019, 2022 Uber Technologies, Inc.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *         http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */var 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n=ab.get(e);if(n.renderId===t)return n.lightsData}const n=this.getLightsData(e.getLights());return ab.set(e,{renderId:t,lightsData:n}),n}needsRefresh(e,t){if(this.hasNode||this.hasAnimation||this.firstInitialization(e)||this.needsVelocity(t.renderer))return!0;const{renderId:n}=t;if(this.renderId!==n)return this.renderId=n,!0;const r=!0===e.object.static,i=null!==e.bundle&&!0===e.bundle.static&&this.getRenderObjectData(e).version===e.bundle.version;if(r||i)return!1;const s=this.getLights(e.lightsNode,n);return!0!==this.equals(e,s)}}const lb=[/^StackTrace\.js$/,/^TSLCore\.js$/,/^.*Node\.js$/,/^three\.webgpu.*\.js$/];class ub{constructor(e=null){this.isStackTrace=!0,this.stack=function(e){const t=/(?:at\s+(.+?)\s+\()?(?:(.+?)@)?([^@\s()]+):(\d+):(\d+)/;return e.split("\n").map(e=>{const n=e.match(t);if(!n)return null;const r=n[1]||n[2]||"",i=n[3].split("?")[0],s=parseInt(n[4],10),a=parseInt(n[5],10);return{fn:r,file:i.split("/").pop(),line:s,column:a}}).filter(e=>e&&!lb.some(t=>t.test(e.file)))}(e||(new Error).stack)}getLocation(){if(0===this.stack.length)return"[Unknown location]";const e=this.stack[0],t=e.fn;return`${t?`"${t}()" at `:""}"${e.file}:${e.line}"`}getError(e){if(0===this.stack.length)return e;return`${e}\n${this.stack.map(e=>{const t=`${e.file}:${e.line}:${e.column}`;return e.fn?`    at ${e.fn} (${t})`:`    at ${t}`}).join("\n")}`}}function cb(e,t=0){let n=3735928559^t,r=1103547991^t;if(e instanceof Array)for(let t,i=0;i<e.length;i++)t=e[i],n=Math.imul(n^t,2654435761),r=Math.imul(r^t,1597334677);else for(let t,i=0;i<e.length;i++)t=e.charCodeAt(i),n=Math.imul(n^t,2654435761),r=Math.imul(r^t,1597334677);return n=Math.imul(n^n>>>16,2246822507),n^=Math.imul(r^r>>>13,3266489909),r=Math.imul(r^r>>>16,2246822507),r^=Math.imul(n^n>>>13,3266489909),4294967296*(2097151&r)+(n>>>0)}const hb=e=>cb(e),db=e=>cb(e),Ab=(...e)=>cb(e),pb=new Map([[1,"float"],[2,"vec2"],[3,"vec3"],[4,"vec4"],[9,"mat3"],[16,"mat4"]]),fb=new WeakMap;function mb(e){return pb.get(e)}function gb(e){if(/[iu]?vec\d/.test(e))return e.startsWith("ivec")?Int32Array:e.startsWith("uvec")?Uint32Array:Float32Array;if(/mat\d/.test(e))return Float32Array;if(/float/.test(e))return Float32Array;if(/uint/.test(e))return Uint32Array;if(/int/.test(e))return Int32Array;throw new Error(`THREE.NodeUtils: Unsupported type: ${e}`)}function _b(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?9:/mat4/.test(e)?16:void en(`TSL: Unsupported type: ${e}`,new ub)}function vb(e){return/float|int|uint/.test(e)?1:/vec2/.test(e)?2:/vec3/.test(e)?3:/vec4/.test(e)||/mat2/.test(e)?4:/mat3/.test(e)?12:/mat4/.test(e)?16:void en(`TSL: Unsupported type: ${e}`,new ub)}function yb(e){return/float|int|uint/.test(e)?4:/vec2/.test(e)?8:/vec3/.test(e)||/vec4/.test(e)?16:/mat2/.test(e)?8:/mat3/.test(e)||/mat4/.test(e)?16:void en(`TSL: Unsupported type: ${e}`,new ub)}function bb(e){if(null==e)return null;const t=typeof e;return!0===e.isNode?"node":"number"===t?"float":"boolean"===t?"bool":"string"===t?"string":"function"===t?"shader":!0===e.isVector2?"vec2":!0===e.isVector3?"vec3":!0===e.isVector4?"vec4":!0===e.isMatrix2?"mat2":!0===e.isMatrix3?"mat3":!0===e.isMatrix4?"mat4":!0===e.isColor?"color":e instanceof ArrayBuffer?"ArrayBuffer":null}function xb(e,...t){const n=e?e.slice(-4):void 0;return 1===t.length&&("vec2"===n?t=[t[0],t[0]]:"vec3"===n?t=[t[0],t[0],t[0]]:"vec4"===n&&(t=[t[0],t[0],t[0],t[0]])),"color"===e?new Tr(...t):"vec2"===n?new mn(...t):"vec3"===n?new _n(...t):"vec4"===n?new Bn(...t):"mat2"===n?new Yo(...t):"mat3"===n?new bn(...t):"mat4"===n?new zn(...t):"bool"===e?t[0]||!1:"float"===e||"int"===e||"uint"===e?t[0]||0:"string"===e?t[0]||"":"ArrayBuffer"===e?(r=t[0],Uint8Array.from(atob(r),e=>e.charCodeAt(0)).buffer):null;var r}function Tb(e){let t=fb.get(e);return void 0===t&&(t={},fb.set(e,t)),t}const Sb={VERTEX:"vertex",FRAGMENT:"fragment"},wb={NONE:"none",FRAME:"frame",RENDER:"render",OBJECT:"object"},Mb={READ_ONLY:"readOnly",WRITE_ONLY:"writeOnly",READ_WRITE:"readWrite"},Eb=["fragment","vertex"],Cb=["setup","analyze","generate"],Rb=[...Eb,"compute"],Nb=["x","y","z","w"],Pb={analyze:"setup",generate:"analyze"};let Db=0;class Lb extends rn{static get type(){return"Node"}constructor(e=null){super(),this.nodeType=e,this.updateType=wb.NONE,this.updateBeforeType=wb.NONE,this.updateAfterType=wb.NONE,this.uuid=fn.generateUUID(),this.version=0,this.name="",this.global=!1,this.parents=!1,this.isNode=!0,this._beforeNodes=null,this._cacheKey=null,this._cacheKeyVersion=0,Object.defineProperty(this,"id",{value:Db++}),this.stackTrace=null,!0===Lb.captureStackTrace&&(this.stackTrace=new ub)}set needsUpdate(e){!0===e&&this.version++}get type(){return this.constructor.type}onUpdate(e,t){return this.updateType=t,this.update=e.bind(this),this}onFrameUpdate(e){return this.onUpdate(e,wb.FRAME)}onRenderUpdate(e){return this.onUpdate(e,wb.RENDER)}onObjectUpdate(e){return this.onUpdate(e,wb.OBJECT)}onReference(e){return this.updateReference=e.bind(this),this}updateReference(){return this}isGlobal(){return this.global}*getChildren(){for(const{childNode:e}of this._getChildren())yield e}dispose(){this.dispatchEvent({type:"dispose"})}traverse(e){e(this);for(const t of this.getChildren())t.traverse(e)}_getChildren(e=new Set){const t=[];e.add(this);for(const n of Object.getOwnPropertyNames(this)){const r=this[n];if(!0!==n.startsWith("_")&&!e.has(r))if(!0===Array.isArray(r))for(let e=0;e<r.length;e++){const i=r[e];i&&!0===i.isNode&&t.push({property:n,index:e,childNode:i})}else if(r&&!0===r.isNode)t.push({property:n,childNode:r});else if(r&&Object.getPrototypeOf(r)===Object.prototype)for(const e in r){if(!0===e.startsWith("_"))continue;const i=r[e];i&&!0===i.isNode&&t.push({property:n,index:e,childNode:i})}}return t}getCacheKey(e=!1,t=null){if(!0===(e=e||this.version!==this._cacheKeyVersion)||null===this._cacheKey){null===t&&(t=new Set);const n=[];for(const{property:r,childNode:i}of this._getChildren(t))n.push(hb(r.slice(0,-4)),i.getCacheKey(e,t));this._cacheKey=Ab(db(n),this.customCacheKey()),this._cacheKeyVersion=this.version}return this._cacheKey}customCacheKey(){return this.id}getScope(){return this}getHash(){return this.uuid}getUpdateType(){return this.updateType}getUpdateBeforeType(){return this.updateBeforeType}getUpdateAfterType(){return this.updateAfterType}getElementType(e){const t=this.getNodeType(e);return e.getElementType(t)}getMemberType(){return"void"}getNodeType(e){const t=e.getNodeProperties(this);return t.outputNode?t.outputNode.getNodeType(e):this.nodeType}getShared(e){const t=this.getHash(e);return e.getNodeFromHash(t)||this}getArrayCount(){return null}setup(e){const t=e.getNodeProperties(this);let n=0;for(const e of this.getChildren())t["node"+n++]=e;return t.outputNode||null}analyze(e,t=null){const n=e.increaseUsage(this);if(!0===this.parents){const n=e.getDataFromNode(this,"any");n.stages=n.stages||{},n.stages[e.shaderStage]=n.stages[e.shaderStage]||[],n.stages[e.shaderStage].push(t)}if(1===n){const t=e.getNodeProperties(this);for(const n of Object.values(t))n&&!0===n.isNode&&n.build(e,this)}}generate(e,t){const{outputNode:n}=e.getNodeProperties(this);if(n&&!0===n.isNode)return n.build(e,t)}updateBefore(){Jt("Abstract function.")}updateAfter(){Jt("Abstract function.")}update(){Jt("Abstract function.")}before(e){return null===this._beforeNodes&&(this._beforeNodes=[]),this._beforeNodes.push(e),this}build(e,t=null){const n=this.getShared(e);if(this!==n)return n.build(e,t);if(null!==this._beforeNodes){const n=this._beforeNodes;this._beforeNodes=null;for(const r of n)r.build(e,t);this._beforeNodes=n}const r=e.getDataFromNode(this);r.buildStages=r.buildStages||{},r.buildStages[e.buildStage]=!0;const i=Pb[e.buildStage];if(i&&!0!==r.buildStages[i]){const t=e.getBuildStage();e.setBuildStage(i),this.build(e),e.setBuildStage(t)}e.addChain(this);let s=null;const a=e.getBuildStage();if("setup"===a){e.addNode(this),this.updateReference(e);const t=e.getNodeProperties(this);if(!0!==t.initialized){t.initialized=!0,t.outputNode=this.setup(e)||t.outputNode||null;for(const n of Object.values(t))if(n&&!0===n.isNode){if(!0===n.parents){const t=e.getNodeProperties(n);t.parents=t.parents||[],t.parents.push(this)}n.build(e)}e.addSequentialNode(this)}s=t.outputNode}else if("analyze"===a)this.analyze(e,t);else if("generate"===a){if(this.generate.length<2){const n=this.getNodeType(e),r=e.getDataFromNode(this);s=r.snippet,void 0===s?void 0===r.generated?(r.generated=!0,s=this.generate(e)||"",r.snippet=s):(Jt("Node: Recursion detected.",this),s="/* Recursion detected. */"):void 0!==r.flowCodes&&void 0!==e.context.nodeBlock&&e.addFlowCodeHierarchy(this,e.context.nodeBlock),s=e.format(s,n,t)}else s=this.generate(e,t)||"";""===s&&null!==t&&"void"!==t&&"OutputType"!==t&&(en(`TSL: Invalid generated code, expected a "${t}".`),s=e.generateConst(t))}return e.removeChain(this),s}getSerializeChildren(){return this._getChildren()}serialize(e){const t=this.getSerializeChildren(),n={};for(const{property:r,index:i,childNode:s}of t)void 0!==i?(void 0===n[r]&&(n[r]=Number.isInteger(i)?[]:{}),n[r][i]=s.toJSON(e.meta).uuid):n[r]=s.toJSON(e.meta).uuid;Object.keys(n).length>0&&(e.inputNodes=n)}deserialize(e){if(void 0!==e.inputNodes){const t=e.meta.nodes;for(const n in e.inputNodes)if(Array.isArray(e.inputNodes[n])){const r=[];for(const i of e.inputNodes[n])r.push(t[i]);this[n]=r}else if("object"==typeof e.inputNodes[n]){const r={};for(const i in e.inputNodes[n]){const s=e.inputNodes[n][i];r[i]=t[s]}this[n]=r}else{const r=e.inputNodes[n];this[n]=t[r]}}}toJSON(e){const{uuid:t,type:n}=this,r=void 0===e||"string"==typeof e;r&&(e={textures:{},images:{},nodes:{}});let i=e.nodes[t];function s(e){const t=[];for(const n in e){const r=e[n];delete r.metadata,t.push(r)}return t}if(void 0===i&&(i={uuid:t,type:n,meta:e,metadata:{version:4.7,type:"Node",generator:"Node.toJSON"}},!0!==r&&(e.nodes[i.uuid]=i),this.serialize(i),delete i.meta),r){const t=s(e.textures),n=s(e.images),r=s(e.nodes);t.length>0&&(i.textures=t),n.length>0&&(i.images=n),r.length>0&&(i.nodes=r)}return i}}Lb.captureStackTrace=!1;class Ib extends Lb{static get type(){return"ArrayElementNode"}constructor(e,t){super(),this.node=e,this.indexNode=t,this.isArrayElementNode=!0}getNodeType(e){return this.node.getElementType(e)}getMemberType(e,t){return this.node.getMemberType(e,t)}generate(e){const t=this.indexNode.getNodeType(e);return`${this.node.build(e)}[ ${this.indexNode.build(e,!e.isVector(t)&&e.isInteger(t)?t:"uint")} ]`}}class Ob extends Lb{static get type(){return"ConvertNode"}constructor(e,t){super(),this.node=e,this.convertTo=t}getNodeType(e){const t=this.node.getNodeType(e);let n=null;for(const r of this.convertTo.split("|"))null!==n&&e.getTypeLength(t)!==e.getTypeLength(r)||(n=r);return n}serialize(e){super.serialize(e),e.convertTo=this.convertTo}deserialize(e){super.deserialize(e),this.convertTo=e.convertTo}generate(e,t){const n=this.node,r=this.getNodeType(e),i=n.build(e,r);return e.format(i,r,t)}}class Ub extends Lb{static get type(){return"TempNode"}constructor(e=null){super(e),this.isTempNode=!0}hasDependencies(e){return e.getDataFromNode(this).usageCount>1}build(e,t){if("generate"===e.getBuildStage()){const n=e.getVectorType(this.getNodeType(e,t)),r=e.getDataFromNode(this);if(void 0!==r.propertyName)return e.format(r.propertyName,n,t);if("void"!==n&&"void"!==t&&this.hasDependencies(e)){const i=super.build(e,n),s=e.getVarFromNode(this,null,n),a=e.getPropertyName(s);return e.addLineFlowCode(`${a} = ${i}`,this),r.snippet=i,r.propertyName=a,e.format(r.propertyName,n,t)}}return super.build(e,t)}}class Bb extends Ub{static get type(){return"JoinNode"}constructor(e=[],t=null){super(t),this.nodes=e}getNodeType(e){return null!==this.nodeType?e.getVectorType(this.nodeType):e.getTypeFromLength(this.nodes.reduce((t,n)=>t+e.getTypeLength(n.getNodeType(e)),0))}generate(e,t){const n=this.getNodeType(e),r=e.getTypeLength(n),i=this.nodes,s=e.getComponentType(n),a=[];let o=0;for(const t of i){if(o>=r){en(`TSL: Length of parameters exceeds maximum length of function '${n}()' type.`,this.stackTrace);break}let i,l=t.getNodeType(e),u=e.getTypeLength(l);o+u>r&&(en(`TSL: Length of '${n}()' data exceeds maximum length of output type.`,this.stackTrace),u=r-o,l=e.getTypeFromLength(u)),o+=u,i=t.build(e,l);if(e.getComponentType(l)!==s){const t=e.getTypeFromLength(u,s);i=e.format(i,l,t)}a.push(i)}const l=`${e.getType(n)}( ${a.join(", ")} )`;return e.format(l,n,t)}}const Fb=Nb.join("");class kb extends Lb{static get type(){return"SplitNode"}constructor(e,t="x"){super(),this.node=e,this.components=t,this.isSplitNode=!0}getVectorLength(){let e=this.components.length;for(const t of this.components)e=Math.max(Nb.indexOf(t)+1,e);return e}getComponentType(e){return e.getComponentType(this.node.getNodeType(e))}getNodeType(e){return e.getTypeFromLength(this.components.length,this.getComponentType(e))}getScope(){return this.node.getScope()}generate(e,t){const n=this.node,r=e.getTypeLength(n.getNodeType(e));let i=null;if(r>1){let s=null;this.getVectorLength()>=r&&(s=e.getTypeFromLength(this.getVectorLength(),this.getComponentType(e)));const a=n.build(e,s);i=this.components.length===r&&this.components===Fb.slice(0,this.components.length)?e.format(a,s,t):e.format(`${a}.${this.components}`,this.getNodeType(e),t)}else i=n.build(e,t);return i}serialize(e){super.serialize(e),e.components=this.components}deserialize(e){super.deserialize(e),this.components=e.components}}class qb extends Ub{static get type(){return"SetNode"}constructor(e,t,n){super(),this.sourceNode=e,this.components=t,this.targetNode=n}getNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{sourceNode:t,components:n,targetNode:r}=this,i=this.getNodeType(e),s=e.getComponentType(r.getNodeType(e)),a=e.getTypeFromLength(n.length,s),o=r.build(e,a),l=t.build(e,i),u=e.getTypeLength(i),c=[];for(let e=0;e<u;e++){const t=Nb[e];t===n[0]?(c.push(o),e+=n.length-1):c.push(l+"."+t)}return`${e.getType(i)}( ${c.join(", ")} )`}}class Vb extends Ub{static get type(){return"FlipNode"}constructor(e,t){super(),this.sourceNode=e,this.components=t}getNodeType(e){return this.sourceNode.getNodeType(e)}generate(e){const{components:t,sourceNode:n}=this,r=this.getNodeType(e),i=n.build(e),s=e.getVarFromNode(this),a=e.getPropertyName(s);e.addLineFlowCode(a+" = "+i,this);const o=e.getTypeLength(r),l=[];let u=0;for(let e=0;e<o;e++){const n=Nb[e];n===t[u]?(l.push("1.0 - "+a+"."+n),u++):l.push(a+"."+n)}return`${e.getType(r)}( ${l.join(", ")} )`}}class zb extends Lb{static get type(){return"InputNode"}constructor(e,t=null){super(t),this.isInputNode=!0,this.value=e,this.precision=null}getNodeType(){return null===this.nodeType?bb(this.value):this.nodeType}getInputType(e){return this.getNodeType(e)}setPrecision(e){return this.precision=e,this}serialize(e){super.serialize(e),e.value=this.value,this.value&&this.value.toArray&&(e.value=this.value.toArray()),e.valueType=bb(this.value),e.nodeType=this.nodeType,"ArrayBuffer"===e.valueType&&(e.value=function(e){let t="";const n=new Uint8Array(e);for(let e=0;e<n.length;e++)t+=String.fromCharCode(n[e]);return btoa(t)}(e.value)),e.precision=this.precision}deserialize(e){super.deserialize(e),this.nodeType=e.nodeType,this.value=Array.isArray(e.value)?xb(e.valueType,...e.value):e.value,this.precision=e.precision||null,this.value&&this.value.fromArray&&(this.value=this.value.fromArray(e.value))}generate(){Jt("Abstract function.")}}const Gb=/float|u?int/;class Hb extends zb{static get type(){return"ConstNode"}constructor(e,t=null){super(e,t),this.isConstNode=!0}generateConst(e){return e.generateConst(this.getNodeType(e),this.value)}generate(e,t){const n=this.getNodeType(e);return Gb.test(n)&&Gb.test(t)?e.generateConst(t,this.value):e.format(this.generateConst(e),n,t)}}class jb extends Lb{static get type(){return"MemberNode"}constructor(e,t){super(),this.structNode=e,this.property=t,this.isMemberNode=!0}hasMember(e){return(!this.structNode.isMemberNode||!1!==this.structNode.hasMember(e))&&"void"!==this.structNode.getMemberType(e,this.property)}getNodeType(e){return!1===this.hasMember(e)?"float":this.structNode.getMemberType(e,this.property)}getMemberType(e,t){if(!1===this.hasMember(e))return"float";const n=this.getNodeType(e);return e.getStructTypeNode(n).getMemberType(e,t)}generate(e){if(!1===this.hasMember(e)){Jt(`TSL: Member "${this.property}" does not exist in struct.`,this.stackTrace);const t=this.getNodeType(e);return e.generateConst(t)}return this.structNode.build(e)+"."+this.property}}let Wb=null;const Xb=new Map;function $b(e,t){if(Xb.has(e))Jt(`TSL: Redefinition of method chaining '${e}'.`);else{if("function"!=typeof t)throw new Error(`THREE.TSL: Node element ${e} is not a function`);Xb.set(e,t),"assign"!==e&&(Lb.prototype[e]=function(...e){return this.isStackNode?this.addToStack(t(...e)):t(this,...e)},Lb.prototype[e+"Assign"]=function(...e){return this.isStackNode?this.assign(e[0],t(...e)):this.assign(t(this,...e))})}}const Qb=e=>(e=>e.replace(/r|s/g,"x").replace(/g|t/g,"y").replace(/b|p/g,"z").replace(/a|q/g,"w"))(e).split("").sort().join("");Lb.prototype.assign=function(...e){if(!0!==this.isStackNode)return null!==Wb?Wb.assign(this,...e):en("TSL: No stack defined for assign operation. Make sure the assign is inside a Fn().",new ub),this;{const t=Xb.get("assign");return this.addToStack(t(...e))}},Lb.prototype.toVarIntent=function(){return this},Lb.prototype.get=function(e){return new jb(this,e)};const Yb={};function Kb(e,t,n){Yb[e]=Yb[t]=Yb[n]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new kb(this,e),this._cache[e]=t),t},set(t){this[e].assign(Tx(t))}};const r=e.toUpperCase(),i=t.toUpperCase(),s=n.toUpperCase();Lb.prototype["set"+r]=Lb.prototype["set"+i]=Lb.prototype["set"+s]=function(t){const n=Qb(e);return new qb(this,n,Tx(t))},Lb.prototype["flip"+r]=Lb.prototype["flip"+i]=Lb.prototype["flip"+s]=function(){const t=Qb(e);return new Vb(this,t)}}const Zb=["x","y","z","w"],Jb=["r","g","b","a"],ex=["s","t","p","q"];for(let e=0;e<4;e++){let t=Zb[e],n=Jb[e],r=ex[e];Kb(t,n,r);for(let i=0;i<4;i++){t=Zb[e]+Zb[i],n=Jb[e]+Jb[i],r=ex[e]+ex[i],Kb(t,n,r);for(let s=0;s<4;s++){t=Zb[e]+Zb[i]+Zb[s],n=Jb[e]+Jb[i]+Jb[s],r=ex[e]+ex[i]+ex[s],Kb(t,n,r);for(let a=0;a<4;a++)t=Zb[e]+Zb[i]+Zb[s]+Zb[a],n=Jb[e]+Jb[i]+Jb[s]+Jb[a],r=ex[e]+ex[i]+ex[s]+ex[a],Kb(t,n,r)}}}for(let e=0;e<32;e++)Yb[e]={get(){this._cache=this._cache||{};let t=this._cache[e];return void 0===t&&(t=new Ib(this,new Hb(e,"uint")),this._cache[e]=t),t},set(t){this[e].assign(Tx(t))}};Object.defineProperties(Lb.prototype,Yb);const tx=new WeakMap,nx=function(e,t=null){for(const n in e)e[n]=Tx(e[n],t);return e},rx=function(e,t=null){const n=e.length;for(let r=0;r<n;r++)e[r]=Tx(e[r],t);return e},ix=function(e,t=null,n=null,r=null){function i(e){return null!==r?(e=Tx(Object.assign(e,r)),!0===r.intent&&(e=e.toVarIntent())):e=Tx(e),e}let s,a,o,l=t;function u(t){let n;return n=l?/[a-z]/i.test(l)?l+"()":l:e.type,void 0!==a&&t.length<a?(en(`TSL: "${n}" parameter length is less than minimum required.`,new ub),t.concat(new Array(a-t.length).fill(0))):void 0!==o&&t.length>o?(en(`TSL: "${n}" parameter length exceeds limit.`,new ub),t.slice(0,o)):t}return null===t?s=(...t)=>i(new e(...Mx(u(t)))):null!==n?(n=Tx(n),s=(...r)=>i(new e(t,...Mx(u(r)),n))):s=(...n)=>i(new e(t,...Mx(u(n)))),s.setParameterLength=(...e)=>(1===e.length?a=o=e[0]:2===e.length&&([a,o]=e),s),s.setName=e=>(l=e,s),s},sx=function(e,...t){return new e(...Mx(t))};class ax extends Lb{constructor(e,t){super(),this.shaderNode=e,this.rawInputs=t,this.isShaderCallNodeInternal=!0}getNodeType(e){return this.shaderNode.nodeType||this.getOutputNode(e).getNodeType(e)}getElementType(e){return this.getOutputNode(e).getElementType(e)}getMemberType(e,t){return this.getOutputNode(e).getMemberType(e,t)}call(e){const{shaderNode:t,rawInputs:n}=this,r=e.getNodeProperties(t),i=e.getClosestSubBuild(t.subBuilds)||"",s=i||"default";if(r[s])return r[s];const a=e.subBuildFn,o=e.fnCall;e.subBuildFn=i,e.fnCall=this;let l=null;if(t.layout){let r=tx.get(e.constructor);void 0===r&&(r=new WeakMap,tx.set(e.constructor,r));let i=r.get(t);void 0===i&&(i=Tx(e.buildFunctionNode(t)),r.set(t,i)),e.addInclude(i);const s=n?function(e){let t;wx(e);t=e[0]&&(e[0].isNode||Object.getPrototypeOf(e[0])!==Object.prototype)?[...e]:e[0];return t}(n):null;l=Tx(i.call(s))}else{const r=new Proxy(e,{get:(e,t,n)=>{let r;return r=Symbol.iterator===t?function*(){yield}:Reflect.get(e,t,n),r}}),i=n?function(e){let t=0;return wx(e),new Proxy(e,{get:(n,r,i)=>{let s;if("length"===r)return s=e.length,s;if(Symbol.iterator===r)s=function*(){for(const t of e)yield Tx(t)};else{if(e.length>0)if(Object.getPrototypeOf(e[0])===Object.prototype){const n=e[0];s=void 0===n[r]?n[t++]:Reflect.get(n,r,i)}else e[0]instanceof Lb&&(s=void 0===e[r]?e[t++]:Reflect.get(e,r,i));else s=Reflect.get(n,r,i);s=Tx(s)}return s}})}(n):null,s=Array.isArray(n)?n.length>0:null!==n,a=t.jsFunc,o=s||a.length>1?a(i,r):a(r);l=Tx(o)}return e.subBuildFn=a,e.fnCall=o,t.once&&(r[s]=l),l}setupOutput(e){return e.addStack(),e.stack.outputNode=this.call(e),e.removeStack()}getOutputNode(e){const t=e.getNodeProperties(this),n=e.getSubBuildOutput(this);return t[n]=t[n]||this.setupOutput(e),t[n].subBuild=e.getClosestSubBuild(this),t[n]}build(e,t=null){let n=null;const r=e.getBuildStage(),i=e.getNodeProperties(this),s=e.getSubBuildOutput(this),a=this.getOutputNode(e),o=e.fnCall;if(e.fnCall=this,"setup"===r){const t=e.getSubBuildProperty("initialized",this);if(!0!==i[t]&&(i[t]=!0,i[s]=this.getOutputNode(e),i[s].build(e),this.shaderNode.subBuilds))for(const t of e.chaining){const n=e.getDataFromNode(t,"any");n.subBuilds=n.subBuilds||new Set;for(const e of this.shaderNode.subBuilds)n.subBuilds.add(e)}n=i[s]}else"analyze"===r?a.build(e,t):"generate"===r&&(n=a.build(e,t)||"");return e.fnCall=o,n}}class ox extends Lb{constructor(e,t){super(t),this.jsFunc=e,this.layout=null,this.global=!0,this.once=!1}setLayout(e){return this.layout=e,this}getLayout(){return this.layout}call(e=null){return new ax(this,e)}setup(){return this.call()}}const lx=[!1,!0],ux=[0,1,2,3],cx=[-1,-2],hx=[.5,1.5,1/3,1e-6,1e6,Math.PI,2*Math.PI,1/Math.PI,2/Math.PI,1/(2*Math.PI),Math.PI/2],dx=new Map;for(const e of lx)dx.set(e,new Hb(e));const Ax=new Map;for(const e of ux)Ax.set(e,new Hb(e,"uint"));const px=new Map([...Ax].map(e=>new Hb(e.value,"int")));for(const e of cx)px.set(e,new Hb(e,"int"));const fx=new Map([...px].map(e=>new Hb(e.value)));for(const e of hx)fx.set(e,new Hb(e));for(const e of hx)fx.set(-e,new Hb(-e));const mx={bool:dx,uint:Ax,ints:px,float:fx},gx=new Map([...dx,...fx]),_x=(e,t)=>gx.has(e)?gx.get(e):!0===e.isNode?e:new Hb(e,t),vx=function(e,t=null){return(...n)=>{for(const t of n)if(void 0===t)return en(`TSL: Invalid parameter for the type "${e}".`,new ub),new Hb(0,e);if((0===n.length||!["bool","float","int","uint"].includes(e)&&n.every(e=>{const t=typeof e;return"object"!==t&&"function"!==t}))&&(n=[xb(e,...n)]),1===n.length&&null!==t&&t.has(n[0]))return Sx(t.get(n[0]));if(1===n.length){const t=_x(n[0],e);return t.nodeType===e?Sx(t):Sx(new Ob(t,e))}const r=n.map(e=>_x(e));return Sx(new Bb(r,e))}},yx=e=>"object"==typeof e&&null!==e?e.value:e,bx=e=>null!=e?e.nodeType||e.convertTo||("string"==typeof e?e:null):null;function xx(e,t){return new ox(e,t)}const Tx=(e,t=null)=>function(e,t=null){const n=bb(e);return"node"===n?e:null===t&&("float"===n||"boolean"===n)||n&&"shader"!==n&&"string"!==n?Tx(_x(e,t)):"shader"===n?e.isFn?e:Dx(e):e}(e,t),Sx=(e,t=null)=>Tx(e,t).toVarIntent(),wx=(e,t=null)=>new nx(e,t),Mx=(e,t=null)=>new rx(e,t),Ex=(e,t=null,n=null,r=null)=>new ix(e,t,n,r),Cx=(e,...t)=>new sx(e,...t),Rx=(e,t=null,n=null,r={})=>new ix(e,t,n,{...r,intent:!0});let Nx=0;class Px extends Lb{constructor(e,t=null){super();let n=null;null!==t&&("object"==typeof t?n=t.return:("string"==typeof t?n=t:en("TSL: Invalid layout type.",new ub),t=null)),this.shaderNode=new xx(e,n),null!==t&&this.setLayout(t),this.isFn=!0}setLayout(e){const t=this.shaderNode.nodeType;if("object"!=typeof e.inputs){const n={name:"fn"+Nx++,type:t,inputs:[]};for(const t in e)"return"!==t&&n.inputs.push({name:t,type:e[t]});e=n}return this.shaderNode.setLayout(e),this}getNodeType(e){return this.shaderNode.getNodeType(e)||"float"}call(...e){const t=this.shaderNode.call(e);return"void"===this.shaderNode.nodeType&&t.toStack(),t.toVarIntent()}once(e=null){return this.shaderNode.once=!0,this.shaderNode.subBuilds=e,this}generate(e){const t=this.getNodeType(e);return en('TSL: "Fn()" was declared but not invoked. Try calling it like "Fn()( ...params )".',this.stackTrace),e.generateConst(t)}}function Dx(e,t=null){const n=new Px(e,t);return new Proxy(()=>{},{apply:(e,t,r)=>n.call(...r),get:(e,t,r)=>Reflect.get(n,t,r),set:(e,t,r,i)=>Reflect.set(n,t,r,i)})}const Lx=e=>{Wb=e},Ix=()=>Wb,Ox=(...e)=>Wb.If(...e);function Ux(e){return Wb&&Wb.addToStack(e),e}$b("toStack",Ux);const Bx=new vx("color"),Fx=new vx("float",mx.float),kx=new vx("int",mx.ints),qx=new vx("uint",mx.uint),Vx=new vx("bool",mx.bool),zx=new vx("vec2"),Gx=new vx("ivec2"),Hx=new vx("uvec2"),jx=new vx("bvec2"),Wx=new vx("vec3"),Xx=new vx("ivec3"),$x=new vx("uvec3"),Qx=new vx("bvec3"),Yx=new vx("vec4"),Kx=new vx("ivec4"),Zx=new vx("uvec4"),Jx=new vx("bvec4"),eT=new vx("mat2"),tT=new vx("mat3"),nT=new vx("mat4");$b("toColor",Bx),$b("toFloat",Fx),$b("toInt",kx),$b("toUint",qx),$b("toBool",Vx),$b("toVec2",zx),$b("toIVec2",Gx),$b("toUVec2",Hx),$b("toBVec2",jx),$b("toVec3",Wx),$b("toIVec3",Xx),$b("toUVec3",$x),$b("toBVec3",Qx),$b("toVec4",Yx),$b("toIVec4",Kx),$b("toUVec4",Zx),$b("toBVec4",Jx),$b("toMat2",eT),$b("toMat3",tT),$b("toMat4",nT);const rT=Ex(Ib).setParameterLength(2),iT=(e,t)=>new Ob(Tx(e),t);$b("element",rT),$b("convert",iT);$b("append",e=>(Jt("TSL: .append() has been renamed to .toStack().",new ub),Ux(e)));class sT extends Lb{static get type(){return"PropertyNode"}constructor(e,t=null,n=!1){super(e),this.name=t,this.varying=n,this.isPropertyNode=!0,this.global=!0}customCacheKey(){return hb(this.type+":"+(this.name||"")+":"+(this.varying?"1":"0"))}getHash(e){return this.name||super.getHash(e)}generate(e){let t;return!0===this.varying?(t=e.getVaryingFromNode(this,this.name),t.needsInterpolation=!0):t=e.getVarFromNode(this,this.name),e.getPropertyName(t)}}const aT=(e,t)=>new sT(e,t),oT=(e,t)=>new sT(e,t,!0),lT=Cx(sT,"vec4","DiffuseColor"),uT=Cx(sT,"vec3","DiffuseContribution"),cT=Cx(sT,"vec3","EmissiveColor"),hT=Cx(sT,"float","Roughness"),dT=Cx(sT,"float","Metalness"),AT=Cx(sT,"float","Clearcoat"),pT=Cx(sT,"float","ClearcoatRoughness"),fT=Cx(sT,"vec3","Sheen"),mT=Cx(sT,"float","SheenRoughness"),gT=Cx(sT,"float","Iridescence"),_T=Cx(sT,"float","IridescenceIOR"),vT=Cx(sT,"float","IridescenceThickness"),yT=Cx(sT,"float","AlphaT"),bT=Cx(sT,"float","Anisotropy"),xT=Cx(sT,"vec3","AnisotropyT"),TT=Cx(sT,"vec3","AnisotropyB"),ST=Cx(sT,"color","SpecularColor"),wT=Cx(sT,"color","SpecularColorBlended"),MT=Cx(sT,"float","SpecularF90"),ET=Cx(sT,"float","Shininess"),CT=Cx(sT,"vec4","Output"),RT=Cx(sT,"float","dashSize"),NT=Cx(sT,"float","gapSize"),PT=Cx(sT,"float","pointWidth"),DT=Cx(sT,"float","IOR"),LT=Cx(sT,"float","Transmission"),IT=Cx(sT,"float","Thickness"),OT=Cx(sT,"float","AttenuationDistance"),UT=Cx(sT,"color","AttenuationColor"),BT=Cx(sT,"float","Dispersion");class FT extends Lb{static get type(){return"UniformGroupNode"}constructor(e,t=!1,n=1){super("string"),this.name=e,this.shared=t,this.order=n,this.isUniformGroup=!0}serialize(e){super.serialize(e),e.name=this.name,e.version=this.version,e.shared=this.shared}deserialize(e){super.deserialize(e),this.name=e.name,this.version=e.version,this.shared=e.shared}}const kT=e=>new FT(e),qT=(e,t=0)=>new FT(e,!0,t),VT=qT("frame"),zT=qT("render"),GT=kT("object");class HT extends zb{static get type(){return"UniformNode"}constructor(e,t=null){super(e,t),this.isUniformNode=!0,this.name="",this.groupNode=GT}setName(e){return this.name=e,this}label(e){return Jt('TSL: "label()" has been deprecated. Use "setName()" instead.',new ub),this.setName(e)}setGroup(e){return this.groupNode=e,this}getGroup(){return this.groupNode}getUniformHash(e){return this.getHash(e)}onUpdate(e,t){return e=e.bind(this),super.onUpdate(t=>{const n=e(t,this);void 0!==n&&(this.value=n)},t)}getInputType(e){let t=super.getInputType(e);return"bool"===t&&(t="uint"),t}generate(e,t){const n=this.getNodeType(e),r=this.getUniformHash(e);let i=e.getNodeFromHash(r);void 0===i&&(e.setHashNode(this,r),i=this);const s=i.getInputType(e),a=e.getUniformFromNode(i,s,e.shaderStage,this.name||e.context.nodeName),o=e.getPropertyName(a);void 0!==e.context.nodeName&&delete e.context.nodeName;let l=o;if("bool"===n){const t=e.getDataFromNode(this);let r=t.propertyName;if(void 0===r){const i=e.getVarFromNode(this,null,"bool");r=e.getPropertyName(i),t.propertyName=r,l=e.format(o,s,n),e.addLineFlowCode(`${r} = ${l}`,this)}l=r}return e.format(l,n,t)}}const jT=(e,t)=>{const n=bx(t||e);if(n===e&&(e=xb(n)),e&&!0===e.isNode){let t=e.value;e.traverse(e=>{!0===e.isConstNode&&(t=e.value)}),e=t}return new HT(e,n)};class WT extends Ub{static get type(){return"ArrayNode"}constructor(e,t,n=null){super(e),this.count=t,this.values=n,this.isArrayNode=!0}getArrayCount(){return this.count}getNodeType(e){return null===this.nodeType?this.values[0].getNodeType(e):this.nodeType}getElementType(e){return this.getNodeType(e)}getMemberType(e,t){return null===this.nodeType?this.values[0].getMemberType(e,t):super.getMemberType(e,t)}generate(e){const t=this.getNodeType(e);return e.generateArray(t,this.count,this.values)}}const XT=(...e)=>{let t;if(1===e.length){const n=e[0];t=new WT(null,n.length,n)}else{const n=e[0],r=e[1];t=new WT(n,r)}return Tx(t)};$b("toArray",(e,t)=>XT(Array(t).fill(e)));class $T extends Ub{static get type(){return"AssignNode"}constructor(e,t){super(),this.targetNode=e,this.sourceNode=t,this.isAssignNode=!0}hasDependencies(){return!1}getNodeType(e,t){return"void"!==t?this.targetNode.getNodeType(e):"void"}needsSplitAssign(e){const{targetNode:t}=this;if(!1===e.isAvailable("swizzleAssign")&&t.isSplitNode&&t.components.length>1){const n=e.getTypeLength(t.node.getNodeType(e));return Nb.join("").slice(0,n)!==t.components}return!1}setup(e){const{targetNode:t,sourceNode:n}=this,r=t.getScope();e.getDataFromNode(r).assign=!0;const i=e.getNodeProperties(this);i.sourceNode=n,i.targetNode=t.context({assign:!0})}generate(e,t){const{targetNode:n,sourceNode:r}=e.getNodeProperties(this),i=this.needsSplitAssign(e),s=n.build(e),a=n.getNodeType(e),o=r.build(e,a),l=r.getNodeType(e),u=e.getDataFromNode(this);let c;if(!0===u.initialized)"void"!==t&&(c=s);else if(i){const r=e.getVarFromNode(this,null,a),i=e.getPropertyName(r);e.addLineFlowCode(`${i} = ${o}`,this);const l=n.node,u=l.node.context({assign:!0}).build(e);for(let t=0;t<l.components.length;t++){const n=l.components[t];e.addLineFlowCode(`${u}.${n} = ${i}[ ${t} ]`,this)}"void"!==t&&(c=s)}else c=`${s} = ${o}`,"void"!==t&&"void"!==l||(e.addLineFlowCode(c,this),"void"!==t&&(c=s));return u.initialized=!0,e.format(c,a,t)}}const QT=Ex($T).setParameterLength(2);$b("assign",QT);class YT extends Ub{static get type(){return"FunctionCallNode"}constructor(e=null,t={}){super(),this.functionNode=e,this.parameters=t}setParameters(e){return this.parameters=e,this}getParameters(){return this.parameters}getNodeType(e){return this.functionNode.getNodeType(e)}getMemberType(e,t){return this.functionNode.getMemberType(e,t)}generate(e){const t=[],n=this.functionNode,r=n.getInputs(e),i=this.parameters,s=(t,n)=>{const r=n.type;let i;return i="pointer"===r?"&"+t.build(e):t.build(e,r),i};if(Array.isArray(i)){if(i.length>r.length)en("TSL: The number of provided parameters exceeds the expected number of inputs in 'Fn()'."),i.length=r.length;else if(i.length<r.length)for(en("TSL: The number of provided parameters is less than the expected number of inputs in 'Fn()'.");i.length<r.length;)i.push(Fx(0));for(let e=0;e<i.length;e++)t.push(s(i[e],r[e]))}else for(const e of r){const n=i[e.name];void 0!==n?t.push(s(n,e)):(en(`TSL: Input '${e.name}' not found in 'Fn()'.`),t.push(s(Fx(0),e)))}return`${n.build(e,"property")}( ${t.join(", ")} )`}}const KT=(e,...t)=>(t=t.length>1||t[0]&&!0===t[0].isNode?Mx(t):wx(t[0]),new YT(Tx(e),t));$b("call",KT);const ZT={"==":"equal","!=":"notEqual","<":"lessThan",">":"greaterThan","<=":"lessThanEqual",">=":"greaterThanEqual","%":"mod"};class JT extends Ub{static get type(){return"OperatorNode"}constructor(e,t,n,...r){if(super(),r.length>0){let i=new JT(e,t,n);for(let t=0;t<r.length-1;t++)i=new JT(e,i,r[t]);t=i,n=r[r.length-1]}this.op=e,this.aNode=t,this.bNode=n,this.isOperatorNode=!0}getOperatorMethod(e,t){return e.getMethod(ZT[this.op],t)}getNodeType(e,t=null){const n=this.op,r=this.aNode,i=this.bNode,s=r.getNodeType(e),a=i?i.getNodeType(e):null;if("void"===s||"void"===a)return t||"void";if("%"===n)return s;if("~"===n||"&"===n||"|"===n||"^"===n||">>"===n||"<<"===n)return e.getIntegerType(s);if("!"===n||"&&"===n||"||"===n||"^^"===n)return"bool";if("=="===n||"!="===n||"<"===n||">"===n||"<="===n||">="===n){const t=Math.max(e.getTypeLength(s),e.getTypeLength(a));return t>1?`bvec${t}`:"bool"}if(e.isMatrix(s)){if("float"===a)return s;if(e.isVector(a))return e.getVectorFromMatrix(s);if(e.isMatrix(a))return s}else if(e.isMatrix(a)){if("float"===s)return a;if(e.isVector(s))return e.getVectorFromMatrix(a)}return e.getTypeLength(a)>e.getTypeLength(s)?a:s}generate(e,t){const n=this.op,{aNode:r,bNode:i}=this,s=this.getNodeType(e,t);let a=null,o=null;"void"!==s?(a=r.getNodeType(e),o=i?i.getNodeType(e):null,"<"===n||">"===n||"<="===n||">="===n||"=="===n||"!="===n?e.isVector(a)?o=a:e.isVector(o)?a=o:a!==o&&(a=o="float"):">>"===n||"<<"===n?(a=s,o=e.changeComponentType(o,"uint")):"%"===n?(a=s,o=e.isInteger(a)&&e.isInteger(o)?o:a):e.isMatrix(a)?"float"===o?o="float":e.isVector(o)?o=e.getVectorFromMatrix(a):e.isMatrix(o)||(a=o=s):a=e.isMatrix(o)?"float"===a?"float":e.isVector(a)?e.getVectorFromMatrix(o):o=s:o=s):a=o=s;const l=r.build(e,a),u=i?i.build(e,o):null,c=e.getFunctionOperator(n);if("void"!==t){const r=e.renderer.coordinateSystem===zt;if("=="===n||"!="===n||"<"===n||">"===n||"<="===n||">="===n)return r&&e.isVector(a)?e.format(`${this.getOperatorMethod(e,t)}( ${l}, ${u} )`,s,t):e.format(`( ${l} ${n} ${u} )`,s,t);if("%"===n)return e.isInteger(o)?e.format(`( ${l} % ${u} )`,s,t):e.format(`${this.getOperatorMethod(e,s)}( ${l}, ${u} )`,s,t);if("!"===n||"~"===n)return e.format(`(${n}${l})`,a,t);if(c)return e.format(`${c}( ${l}, ${u} )`,s,t);if(e.isMatrix(a)&&"float"===o)return e.format(`( ${u} ${n} ${l} )`,s,t);if("float"===a&&e.isMatrix(o))return e.format(`${l} ${n} ${u}`,s,t);{let i=`( ${l} ${n} ${u} )`;return!r&&"bool"===s&&e.isVector(a)&&e.isVector(o)&&(i=`all${i}`),e.format(i,s,t)}}if("void"!==a)return c?e.format(`${c}( ${l}, ${u} )`,s,t):e.isMatrix(a)&&"float"===o?e.format(`${u} ${n} ${l}`,s,t):e.format(`${l} ${n} ${u}`,s,t)}serialize(e){super.serialize(e),e.op=this.op}deserialize(e){super.deserialize(e),this.op=e.op}}const eS=Rx(JT,"+").setParameterLength(2,1/0).setName("add"),tS=Rx(JT,"-").setParameterLength(2,1/0).setName("sub"),nS=Rx(JT,"*").setParameterLength(2,1/0).setName("mul"),rS=Rx(JT,"/").setParameterLength(2,1/0).setName("div"),iS=Rx(JT,"%").setParameterLength(2).setName("mod"),sS=Rx(JT,"==").setParameterLength(2).setName("equal"),aS=Rx(JT,"!=").setParameterLength(2).setName("notEqual"),oS=Rx(JT,"<").setParameterLength(2).setName("lessThan"),lS=Rx(JT,">").setParameterLength(2).setName("greaterThan"),uS=Rx(JT,"<=").setParameterLength(2).setName("lessThanEqual"),cS=Rx(JT,">=").setParameterLength(2).setName("greaterThanEqual"),hS=Rx(JT,"&&").setParameterLength(2,1/0).setName("and"),dS=Rx(JT,"||").setParameterLength(2,1/0).setName("or"),AS=Rx(JT,"!").setParameterLength(1).setName("not"),pS=Rx(JT,"^^").setParameterLength(2).setName("xor"),fS=Rx(JT,"&").setParameterLength(2).setName("bitAnd"),mS=Rx(JT,"~").setParameterLength(1).setName("bitNot"),gS=Rx(JT,"|").setParameterLength(2).setName("bitOr"),_S=Rx(JT,"^").setParameterLength(2).setName("bitXor"),vS=Rx(JT,"<<").setParameterLength(2).setName("shiftLeft"),yS=Rx(JT,">>").setParameterLength(2).setName("shiftRight"),bS=Dx(([e])=>(e.addAssign(1),e)),xS=Dx(([e])=>(e.subAssign(1),e)),TS=Dx(([e])=>{const t=kx(e).toConst();return e.addAssign(1),t}),SS=Dx(([e])=>{const t=kx(e).toConst();return e.subAssign(1),t});$b("add",eS),$b("sub",tS),$b("mul",nS),$b("div",rS),$b("mod",iS),$b("equal",sS),$b("notEqual",aS),$b("lessThan",oS),$b("greaterThan",lS),$b("lessThanEqual",uS),$b("greaterThanEqual",cS),$b("and",hS),$b("or",dS),$b("not",AS),$b("xor",pS),$b("bitAnd",fS),$b("bitNot",mS),$b("bitOr",gS),$b("bitXor",_S),$b("shiftLeft",vS),$b("shiftRight",yS),$b("incrementBefore",bS),$b("decrementBefore",xS),$b("increment",TS),$b("decrement",SS);const wS=(e,t)=>(Jt('TSL: "modInt()" is deprecated. Use "mod( int( ... ) )" instead.',new ub),iS(kx(e),kx(t)));$b("modInt",wS);class MS extends Ub{static get type(){return"MathNode"}constructor(e,t,n=null,r=null){if(super(),(e===MS.MAX||e===MS.MIN)&&arguments.length>3){let i=new MS(e,t,n);for(let t=2;t<arguments.length-1;t++)i=new MS(e,i,arguments[t]);t=i,n=arguments[arguments.length-1],r=null}this.method=e,this.aNode=t,this.bNode=n,this.cNode=r,this.isMathNode=!0}getInputType(e){const t=this.aNode.getNodeType(e),n=this.bNode?this.bNode.getNodeType(e):null,r=this.cNode?this.cNode.getNodeType(e):null,i=e.isMatrix(t)?0:e.getTypeLength(t),s=e.isMatrix(n)?0:e.getTypeLength(n),a=e.isMatrix(r)?0:e.getTypeLength(r);return i>s&&i>a?t:s>a?n:a>i?r:t}getNodeType(e){const t=this.method;return t===MS.LENGTH||t===MS.DISTANCE||t===MS.DOT?"float":t===MS.CROSS?"vec3":t===MS.ALL||t===MS.ANY?"bool":t===MS.EQUALS?e.changeComponentType(this.aNode.getNodeType(e),"bool"):this.getInputType(e)}setup(e){const{aNode:t,bNode:n,method:r}=this;let i=null;if(r===MS.ONE_MINUS)i=tS(1,t);else if(r===MS.RECIPROCAL)i=rS(1,t);else if(r===MS.DIFFERENCE)i=JS(tS(t,n));else if(r===MS.TRANSFORM_DIRECTION){let r=t,s=n;e.isMatrix(r.getNodeType(e))?s=Yx(Wx(s),0):r=Yx(Wx(r),0);const a=nS(r,s).xyz;i=jS(a)}return null!==i?i:super.setup(e)}generate(e,t){if(e.getNodeProperties(this).outputNode)return super.generate(e,t);let n=this.method;const r=this.getNodeType(e),i=this.getInputType(e),s=this.aNode,a=this.bNode,o=this.cNode,l=e.renderer.coordinateSystem;if(n===MS.NEGATE)return e.format("( - "+s.build(e,i)+" )",r,t);{const u=[];return n===MS.CROSS?u.push(s.build(e,r),a.build(e,r)):l===zt&&n===MS.STEP?u.push(s.build(e,1===e.getTypeLength(s.getNodeType(e))?"float":i),a.build(e,i)):l!==zt||n!==MS.MIN&&n!==MS.MAX?n===MS.REFRACT?u.push(s.build(e,i),a.build(e,i),o.build(e,"float")):n===MS.MIX?u.push(s.build(e,i),a.build(e,i),o.build(e,1===e.getTypeLength(o.getNodeType(e))?"float":i)):(l===Gt&&n===MS.ATAN&&null!==a&&(n="atan2"),"fragment"===e.shaderStage||n!==MS.DFDX&&n!==MS.DFDY||(Jt(`TSL: '${n}' is not supported in the ${e.shaderStage} stage.`,this.stackTrace),n="/*"+n+"*/"),u.push(s.build(e,i)),null!==a&&u.push(a.build(e,i)),null!==o&&u.push(o.build(e,i))):u.push(s.build(e,i),a.build(e,1===e.getTypeLength(a.getNodeType(e))?"float":i)),e.format(`${e.getMethod(n,r)}( ${u.join(", ")} )`,r,t)}}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}MS.ALL="all",MS.ANY="any",MS.RADIANS="radians",MS.DEGREES="degrees",MS.EXP="exp",MS.EXP2="exp2",MS.LOG="log",MS.LOG2="log2",MS.SQRT="sqrt",MS.INVERSE_SQRT="inversesqrt",MS.FLOOR="floor",MS.CEIL="ceil",MS.NORMALIZE="normalize",MS.FRACT="fract",MS.SIN="sin",MS.COS="cos",MS.TAN="tan",MS.ASIN="asin",MS.ACOS="acos",MS.ATAN="atan",MS.ABS="abs",MS.SIGN="sign",MS.LENGTH="length",MS.NEGATE="negate",MS.ONE_MINUS="oneMinus",MS.DFDX="dFdx",MS.DFDY="dFdy",MS.ROUND="round",MS.RECIPROCAL="reciprocal",MS.TRUNC="trunc",MS.FWIDTH="fwidth",MS.TRANSPOSE="transpose",MS.DETERMINANT="determinant",MS.INVERSE="inverse",MS.EQUALS="equals",MS.MIN="min",MS.MAX="max",MS.STEP="step",MS.REFLECT="reflect",MS.DISTANCE="distance",MS.DIFFERENCE="difference",MS.DOT="dot",MS.CROSS="cross",MS.POW="pow",MS.TRANSFORM_DIRECTION="transformDirection",MS.MIX="mix",MS.CLAMP="clamp",MS.REFRACT="refract",MS.SMOOTHSTEP="smoothstep",MS.FACEFORWARD="faceforward";const ES=Fx(1e-6),CS=Fx(1e6),RS=Fx(Math.PI),NS=Fx(2*Math.PI),PS=Fx(2*Math.PI),DS=Fx(.5*Math.PI),LS=Rx(MS,MS.ALL).setParameterLength(1),IS=Rx(MS,MS.ANY).setParameterLength(1),OS=Rx(MS,MS.RADIANS).setParameterLength(1),US=Rx(MS,MS.DEGREES).setParameterLength(1),BS=Rx(MS,MS.EXP).setParameterLength(1),FS=Rx(MS,MS.EXP2).setParameterLength(1),kS=Rx(MS,MS.LOG).setParameterLength(1),qS=Rx(MS,MS.LOG2).setParameterLength(1),VS=Rx(MS,MS.SQRT).setParameterLength(1),zS=Rx(MS,MS.INVERSE_SQRT).setParameterLength(1),GS=Rx(MS,MS.FLOOR).setParameterLength(1),HS=Rx(MS,MS.CEIL).setParameterLength(1),jS=Rx(MS,MS.NORMALIZE).setParameterLength(1),WS=Rx(MS,MS.FRACT).setParameterLength(1),XS=Rx(MS,MS.SIN).setParameterLength(1),$S=Rx(MS,MS.COS).setParameterLength(1),QS=Rx(MS,MS.TAN).setParameterLength(1),YS=Rx(MS,MS.ASIN).setParameterLength(1),KS=Rx(MS,MS.ACOS).setParameterLength(1),ZS=Rx(MS,MS.ATAN).setParameterLength(1,2),JS=Rx(MS,MS.ABS).setParameterLength(1),ew=Rx(MS,MS.SIGN).setParameterLength(1),tw=Rx(MS,MS.LENGTH).setParameterLength(1),nw=Rx(MS,MS.NEGATE).setParameterLength(1),rw=Rx(MS,MS.ONE_MINUS).setParameterLength(1),iw=Rx(MS,MS.DFDX).setParameterLength(1),sw=Rx(MS,MS.DFDY).setParameterLength(1),aw=Rx(MS,MS.ROUND).setParameterLength(1),ow=Rx(MS,MS.RECIPROCAL).setParameterLength(1),lw=Rx(MS,MS.TRUNC).setParameterLength(1),uw=Rx(MS,MS.FWIDTH).setParameterLength(1),cw=Rx(MS,MS.TRANSPOSE).setParameterLength(1),hw=Rx(MS,MS.DETERMINANT).setParameterLength(1),dw=Rx(MS,MS.INVERSE).setParameterLength(1),Aw=Rx(MS,MS.MIN).setParameterLength(2,1/0),pw=Rx(MS,MS.MAX).setParameterLength(2,1/0),fw=Rx(MS,MS.STEP).setParameterLength(2),mw=Rx(MS,MS.REFLECT).setParameterLength(2),gw=Rx(MS,MS.DISTANCE).setParameterLength(2),_w=Rx(MS,MS.DIFFERENCE).setParameterLength(2),vw=Rx(MS,MS.DOT).setParameterLength(2),yw=Rx(MS,MS.CROSS).setParameterLength(2),bw=Rx(MS,MS.POW).setParameterLength(2),xw=e=>nS(e,e),Tw=e=>nS(e,e,e),Sw=e=>nS(e,e,e,e),ww=Rx(MS,MS.TRANSFORM_DIRECTION).setParameterLength(2),Mw=e=>nS(ew(e),bw(JS(e),1/3)),Ew=e=>vw(e,e),Cw=Rx(MS,MS.MIX).setParameterLength(3),Rw=(e,t=0,n=1)=>new MS(MS.CLAMP,Tx(e),Tx(t),Tx(n)),Nw=e=>Rw(e),Pw=Rx(MS,MS.REFRACT).setParameterLength(3),Dw=Rx(MS,MS.SMOOTHSTEP).setParameterLength(3),Lw=Rx(MS,MS.FACEFORWARD).setParameterLength(3),Iw=Dx(([e])=>{const t=vw(e.xy,zx(12.9898,78.233)),n=iS(t,RS);return WS(XS(n).mul(43758.5453))}),Ow=(e,t,n)=>Cw(t,n,e),Uw=(e,t,n)=>Dw(t,n,e),Bw=(e,t)=>fw(t,e),Fw=Lw,kw=zS;$b("all",LS),$b("any",IS),$b("radians",OS),$b("degrees",US),$b("exp",BS),$b("exp2",FS),$b("log",kS),$b("log2",qS),$b("sqrt",VS),$b("inverseSqrt",zS),$b("floor",GS),$b("ceil",HS),$b("normalize",jS),$b("fract",WS),$b("sin",XS),$b("cos",$S),$b("tan",QS),$b("asin",YS),$b("acos",KS),$b("atan",ZS),$b("abs",JS),$b("sign",ew),$b("length",tw),$b("lengthSq",Ew),$b("negate",nw),$b("oneMinus",rw),$b("dFdx",iw),$b("dFdy",sw),$b("round",aw),$b("reciprocal",ow),$b("trunc",lw),$b("fwidth",uw),$b("min",Aw),$b("max",pw),$b("step",Bw),$b("reflect",mw),$b("distance",gw),$b("dot",vw),$b("cross",yw),$b("pow",bw),$b("pow2",xw),$b("pow3",Tw),$b("pow4",Sw),$b("transformDirection",ww),$b("mix",Ow),$b("clamp",Rw),$b("refract",Pw),$b("smoothstep",Uw),$b("faceForward",Lw),$b("difference",_w),$b("saturate",Nw),$b("cbrt",Mw),$b("transpose",cw),$b("determinant",hw),$b("inverse",dw),$b("rand",Iw);class qw extends Lb{static get type(){return"ConditionalNode"}constructor(e,t,n=null){super(),this.condNode=e,this.ifNode=t,this.elseNode=n}getNodeType(e){const{ifNode:t,elseNode:n}=e.getNodeProperties(this);if(void 0===t)return e.flowBuildStage(this,"setup"),this.getNodeType(e);const r=t.getNodeType(e);if(null!==n){const t=n.getNodeType(e);if(e.getTypeLength(t)>e.getTypeLength(r))return t}return r}setup(e){const t=this.condNode,n=this.ifNode.isolate(),r=this.elseNode?this.elseNode.isolate():null,i=e.context.nodeBlock;e.getDataFromNode(n).parentNodeBlock=i,null!==r&&(e.getDataFromNode(r).parentNodeBlock=i);const s=e.context.uniformFlow,a=e.getNodeProperties(this);a.condNode=t,a.ifNode=s?n:n.context({nodeBlock:n}),a.elseNode=r?s?r:r.context({nodeBlock:r}):null}generate(e,t){const n=this.getNodeType(e),r=e.getDataFromNode(this);if(void 0!==r.nodeProperty)return r.nodeProperty;const{condNode:i,ifNode:s,elseNode:a}=e.getNodeProperties(this),o=e.currentFunctionNode,l="void"!==t,u=l?aT(n).build(e):"";r.nodeProperty=u;const c=i.build(e,"bool");if(e.context.uniformFlow&&null!==a){const r=s.build(e,n),i=a.build(e,n),o=e.getTernary(c,r,i);return e.format(o,n,t)}e.addFlowCode(`\n${e.tab}if ( ${c} ) {\n\n`).addFlowTab();let h=s.build(e,n);if(h&&(l?h=u+" = "+h+";":(h="return "+h+";",null===o&&(Jt("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),h="// "+h))),e.removeFlowTab().addFlowCode(e.tab+"\t"+h+"\n\n"+e.tab+"}"),null!==a){e.addFlowCode(" else {\n\n").addFlowTab();let t=a.build(e,n);t&&(l?t=u+" = "+t+";":(t="return "+t+";",null===o&&(Jt("TSL: Return statement used in an inline 'Fn()'. Define a layout struct to allow return values.",this.stackTrace),t="// "+t))),e.removeFlowTab().addFlowCode(e.tab+"\t"+t+"\n\n"+e.tab+"}\n\n")}else e.addFlowCode("\n\n");return e.format(u,n,t)}}const Vw=Ex(qw).setParameterLength(2,3);$b("select",Vw);class zw extends Lb{static get type(){return"ContextNode"}constructor(e=null,t={}){super(),this.isContextNode=!0,this.node=e,this.value=t}getScope(){return this.node.getScope()}getNodeType(e){return this.node.getNodeType(e)}getFlowContextData(){const e=[];return this.traverse(t=>{!0===t.isContextNode&&e.push(t.value)}),Object.assign({},...e)}getMemberType(e,t){return this.node.getMemberType(e,t)}analyze(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}setup(e){const t=e.addContext(this.value);this.node.build(e),e.setContext(t)}generate(e,t){const n=e.addContext(this.value),r=this.node.build(e,t);return e.setContext(n),r}}const Gw=(e=null,t={})=>{let n=e;return null!==n&&!0===n.isNode||(t=n||t,n=null),new zw(n,t)},Hw=e=>Gw(e,{uniformFlow:!0}),jw=(e,t)=>Gw(e,{nodeName:t});function Ww(e,t,n=null){return Gw(n,{getShadow:({light:n,shadowColorNode:r})=>t===n?r.mul(e):r})}function Xw(e,t=null){return Gw(t,{getAO:(t,{material:n})=>!0===n.transparent?t:null!==t?t.mul(e):e})}function $w(e,t){return Jt('TSL: "label()" has been deprecated. Use "setName()" instead.'),jw(e,t)}$b("context",Gw),$b("label",$w),$b("uniformFlow",Hw),$b("setName",jw),$b("builtinShadowContext",(e,t,n)=>Ww(t,n,e)),$b("builtinAOContext",(e,t)=>Xw(t,e));class Qw extends Lb{static get type(){return"VarNode"}constructor(e,t=null,n=!1){super(),this.node=e,this.name=t,this.global=!0,this.isVarNode=!0,this.readOnly=n,this.parents=!0,this.intent=!1}setIntent(e){return this.intent=e,this}isIntent(e){return!0!==e.getDataFromNode(this).forceDeclaration&&this.intent}getIntent(){return this.intent}getMemberType(e,t){return this.node.getMemberType(e,t)}getElementType(e){return this.node.getElementType(e)}getNodeType(e){return this.node.getNodeType(e)}getArrayCount(e){return this.node.getArrayCount(e)}isAssign(e){return e.getDataFromNode(this).assign}build(...e){const t=e[0];if(!1===this._hasStack(t)&&"setup"===t.buildStage&&(t.context.nodeLoop||t.context.nodeBlock)){let e=!1;if(this.node.isShaderCallNodeInternal&&null===this.node.shaderNode.getLayout()&&t.fnCall&&t.fnCall.shaderNode){if(t.getDataFromNode(this.node.shaderNode).hasLoop){t.getDataFromNode(this).forceDeclaration=!0,e=!0}}const n=t.getBaseStack();e?n.addToStackBefore(this):n.addToStack(this)}return this.isIntent(t)&&!0!==this.isAssign(t)?this.node.build(...e):super.build(...e)}generate(e){const{node:t,name:n,readOnly:r}=this,{renderer:i}=e,s=!0===i.backend.isWebGPUBackend;let a=!1,o=!1;r&&(a=e.isDeterministic(t),o=s?r:a);const l=this.getNodeType(e);if("void"==l){!0!==this.isIntent(e)&&en('TSL: ".toVar()" can not be used with void type.',this.stackTrace);return t.build(e)}const u=e.getVectorType(l),c=t.build(e,u),h=e.getVarFromNode(this,n,u,void 0,o),d=e.getPropertyName(h);let A=d;if(o)if(s)A=a?`const ${d}`:`let ${d}`;else{const n=t.getArrayCount(e);A=`const ${e.getVar(h.type,d,n)}`}return e.addLineFlowCode(`${A} = ${c}`,this),d}_hasStack(e){return void 0!==e.getDataFromNode(this).stack}}const Yw=Ex(Qw),Kw=(e,t=null)=>Yw(e,t).toStack(),Zw=(e,t=null)=>Yw(e,t,!0).toStack(),Jw=e=>Yw(e).setIntent(!0).toStack();$b("toVar",Kw),$b("toConst",Zw),$b("toVarIntent",Jw);class eM extends Lb{static get type(){return"SubBuild"}constructor(e,t,n=null){super(n),this.node=e,this.name=t,this.isSubBuildNode=!0}getNodeType(e){if(null!==this.nodeType)return this.nodeType;e.addSubBuild(this.name);const t=this.node.getNodeType(e);return e.removeSubBuild(),t}build(e,...t){e.addSubBuild(this.name);const n=this.node.build(e,...t);return e.removeSubBuild(),n}}const tM=(e,t,n=null)=>new eM(Tx(e),t,n);class nM extends Lb{static get type(){return"VaryingNode"}constructor(e,t=null){super(),this.node=tM(e,"VERTEX"),this.name=t,this.isVaryingNode=!0,this.interpolationType=null,this.interpolationSampling=null,this.global=!0}setInterpolation(e,t=null){return this.interpolationType=e,this.interpolationSampling=t,this}getHash(e){return this.name||super.getHash(e)}getNodeType(e){return this.node.getNodeType(e)}setupVarying(e){const t=e.getNodeProperties(this);let n=t.varying;if(void 0===n){const r=this.name,i=this.getNodeType(e),s=this.interpolationType,a=this.interpolationSampling;t.varying=n=e.getVaryingFromNode(this,r,i,s,a),t.node=tM(this.node,"VERTEX")}return n.needsInterpolation||(n.needsInterpolation="fragment"===e.shaderStage),n}setup(e){this.setupVarying(e),e.flowNodeFromShaderStage(Sb.VERTEX,this.node)}analyze(e){this.setupVarying(e),e.flowNodeFromShaderStage(Sb.VERTEX,this.node)}generate(e){const t=e.getSubBuildProperty("property",e.currentStack),n=e.getNodeProperties(this),r=this.setupVarying(e);if(void 0===n[t]){const i=this.getNodeType(e),s=e.getPropertyName(r,Sb.VERTEX);e.flowNodeFromShaderStage(Sb.VERTEX,n.node,i,s),n[t]=s}return e.getPropertyName(r)}}const rM=Ex(nM).setParameterLength(1,2),iM=e=>rM(e);$b("toVarying",rM),$b("toVertexStage",iM);const sM=Dx(([e])=>{const t=e.mul(.9478672986).add(.0521327014).pow(2.4),n=e.mul(.0773993808),r=e.lessThanEqual(.04045);return Cw(t,n,r)}).setLayout({name:"sRGBTransferEOTF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),aM=Dx(([e])=>{const t=e.pow(.41666).mul(1.055).sub(.055),n=e.mul(12.92),r=e.lessThanEqual(.0031308);return Cw(t,n,r)}).setLayout({name:"sRGBTransferOETF",type:"vec3",inputs:[{name:"color",type:"vec3"}]}),oM="WorkingColorSpace";class lM extends Ub{static get type(){return"ColorSpaceNode"}constructor(e,t,n){super("vec4"),this.colorNode=e,this.source=t,this.target=n}resolveColorSpace(e,t){return t===oM?Mn.workingColorSpace:"OutputColorSpace"===t?e.context.outputColorSpace||e.renderer.outputColorSpace:t}setup(e){const{colorNode:t}=this,n=this.resolveColorSpace(e,this.source),r=this.resolveColorSpace(e,this.target);let i=t;return!1!==Mn.enabled&&n!==r&&n&&r?(Mn.getTransfer(n)===Rt&&(i=Yx(sM(i.rgb),i.a)),Mn.getPrimaries(n)!==Mn.getPrimaries(r)&&(i=Yx(tT(Mn._getMatrix(new bn,n,r)).mul(i.rgb),i.a)),Mn.getTransfer(r)===Rt&&(i=Yx(aM(i.rgb),i.a)),i):i}}const uM=(e,t)=>new lM(Tx(e),oM,t),cM=(e,t)=>new lM(Tx(e),t,oM);$b("workingToColorSpace",uM),$b("colorSpaceToWorking",cM);let hM=class extends Ib{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),n=this.referenceNode.getNodeType(),r=this.getNodeType();return e.format(t,n,r)}};class dM extends Lb{static get type(){return"ReferenceBaseNode"}constructor(e,t,n=null,r=null){super(),this.property=e,this.uniformType=t,this.object=n,this.count=r,this.properties=e.split("."),this.reference=n,this.node=null,this.group=null,this.updateType=wb.OBJECT}setGroup(e){return this.group=e,this}element(e){return new hM(this,Tx(e))}setNodeType(e){const t=jT(null,e);null!==this.group&&t.setGroup(this.group),this.node=t}getNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let n=e[t[0]];for(let e=1;e<t.length;e++)n=n[t[e]];return n}updateReference(e){return this.reference=null!==this.object?this.object:e.object,this.reference}setup(){return this.updateValue(),this.node}update(){this.updateValue()}updateValue(){null===this.node&&this.setNodeType(this.uniformType);const e=this.getValueFromReference();Array.isArray(e)?this.node.array=e:this.node.value=e}}class AM extends dM{static get type(){return"RendererReferenceNode"}constructor(e,t,n=null){super(e,t,n),this.renderer=n,this.setGroup(zT)}updateReference(e){return this.reference=null!==this.renderer?this.renderer:e.renderer,this.reference}}const pM=(e,t,n=null)=>new AM(e,t,n);class fM extends Ub{static get type(){return"ToneMappingNode"}constructor(e,t=gM,n=null){super("vec3"),this._toneMapping=e,this.exposureNode=t,this.colorNode=n}customCacheKey(){return Ab(this._toneMapping)}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup(e){const t=this.colorNode||e.context.color,n=this._toneMapping;if(0===n)return t;let r=null;const i=e.renderer.library.getToneMappingFunction(n);return null!==i?r=Yx(i(t.rgb,this.exposureNode),t.a):(en("ToneMappingNode: Unsupported Tone Mapping configuration.",n),r=t),r}}const mM=(e,t,n)=>new fM(e,Tx(t),Tx(n)),gM=pM("toneMappingExposure","float");$b("toneMapping",(e,t,n)=>mM(t,n,e));const _M=new WeakMap;function vM(e,t){let n=_M.get(e);return void 0===n&&(n=new wi(e,t),_M.set(e,n)),n}class yM extends zb{static get type(){return"BufferAttributeNode"}constructor(e,t=null,n=0,r=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferStride=n,this.bufferOffset=r,this.usage=kt,this.instanced=!1,this.attribute=null,this.global=!0,e&&!0===e.isBufferAttribute&&e.itemSize<=4&&(this.attribute=e,this.usage=e.usage,this.instanced=e.isInstancedBufferAttribute)}getHash(e){if(0===this.bufferStride&&0===this.bufferOffset){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getNodeType(e){return null===this.bufferType&&(this.bufferType=e.getTypeFromAttribute(this.attribute)),this.bufferType}setup(e){if(null!==this.attribute)return;const t=this.getNodeType(e),n=e.getTypeLength(t),r=this.value,i=this.bufferStride||n,s=this.bufferOffset;let a;a=!0===r.isInterleavedBuffer?r:!0===r.isBufferAttribute?vM(r.array,i):vM(r,i);const o=new Ei(a,n,s);a.setUsage(this.usage),this.attribute=o,this.attribute.isInstancedBufferAttribute=this.instanced}generate(e){const t=this.getNodeType(e),n=e.getBufferAttributeFromNode(this,t),r=e.getPropertyName(n);let i=null;if("vertex"===e.shaderStage||"compute"===e.shaderStage)this.name=r,i=r;else{i=rM(this).build(e,t)}return i}getInputType(){return"bufferAttribute"}setUsage(e){return this.usage=e,this.attribute&&!0===this.attribute.isBufferAttribute&&(this.attribute.usage=e),this}setInstanced(e){return this.instanced=e,this}}function bM(e,t=null,n=0,r=0,i=35044,s=!1){return"mat3"===t||null===t&&9===e.itemSize?tT(new yM(e,"vec3",9,0).setUsage(i).setInstanced(s),new yM(e,"vec3",9,3).setUsage(i).setInstanced(s),new yM(e,"vec3",9,6).setUsage(i).setInstanced(s)):"mat4"===t||null===t&&16===e.itemSize?nT(new yM(e,"vec4",16,0).setUsage(i).setInstanced(s),new yM(e,"vec4",16,4).setUsage(i).setInstanced(s),new yM(e,"vec4",16,8).setUsage(i).setInstanced(s),new yM(e,"vec4",16,12).setUsage(i).setInstanced(s)):new yM(e,t,n,r).setUsage(i)}const xM=(e,t=null,n=0,r=0)=>bM(e,t,n,r),TM=(e,t=null,n=0,r=0)=>bM(e,t,n,r,kt,!0),SM=(e,t=null,n=0,r=0)=>bM(e,t,n,r,qt,!0);$b("toAttribute",e=>xM(e.value));class wM extends Lb{static get type(){return"ComputeNode"}constructor(e,t){super("void"),this.isComputeNode=!0,this.computeNode=e,this.workgroupSize=t,this.count=null,this.version=1,this.name="",this.updateBeforeType=wb.OBJECT,this.onInitFunction=null}setCount(e){return this.count=e,this}getCount(){return this.count}dispose(){this.dispatchEvent({type:"dispose"})}setName(e){return this.name=e,this}label(e){return Jt('TSL: "label()" has been deprecated. Use "setName()" instead.',new ub),this.setName(e)}onInit(e){return this.onInitFunction=e,this}updateBefore({renderer:e}){e.compute(this)}setup(e){const t=this.computeNode.build(e);if(t){e.getNodeProperties(this).outputComputeNode=t.outputNode,t.outputNode=null}return t}generate(e,t){const{shaderStage:n}=e;if("compute"===n){const t=this.computeNode.build(e,"void");""!==t&&e.addLineFlowCode(t,this)}else{const n=e.getNodeProperties(this).outputComputeNode;if(n)return n.build(e,t)}}}const MM=(e,t=[64])=>{(0===t.length||t.length>3)&&en("TSL: compute() workgroupSize must have 1, 2, or 3 elements",new ub);for(let e=0;e<t.length;e++){const n=t[e];("number"!=typeof n||n<=0||!Number.isInteger(n))&&en(`TSL: compute() workgroupSize element at index [ ${e} ] must be a positive integer`,new ub)}for(;t.length<3;)t.push(1);return new wM(Tx(e),t)},EM=(e,t,n)=>MM(e,n).setCount(t);$b("compute",EM),$b("computeKernel",MM);class CM extends Lb{static get type(){return"IsolateNode"}constructor(e,t=!0){super(),this.node=e,this.parent=t,this.isIsolateNode=!0}getNodeType(e){const t=e.getCache(),n=e.getCacheFromNode(this,this.parent);e.setCache(n);const r=this.node.getNodeType(e);return e.setCache(t),r}build(e,...t){const n=e.getCache(),r=e.getCacheFromNode(this,this.parent);e.setCache(r);const i=this.node.build(e,...t);return e.setCache(n),i}setParent(e){return this.parent=e,this}getParent(){return this.parent}}const RM=e=>new CM(Tx(e));function NM(e,t=!0){return Jt('TSL: "cache()" has been deprecated. Use "isolate()" instead.'),RM(e).setParent(t)}$b("cache",NM),$b("isolate",RM);class PM extends Lb{static get type(){return"BypassNode"}constructor(e,t){super(),this.isBypassNode=!0,this.outputNode=e,this.callNode=t}getNodeType(e){return this.outputNode.getNodeType(e)}generate(e){const t=this.callNode.build(e,"void");return""!==t&&e.addLineFlowCode(t,this),this.outputNode.build(e)}}const DM=Ex(PM).setParameterLength(2);$b("bypass",DM);class LM extends Lb{static get type(){return"RemapNode"}constructor(e,t,n,r=Fx(0),i=Fx(1)){super(),this.node=e,this.inLowNode=t,this.inHighNode=n,this.outLowNode=r,this.outHighNode=i,this.doClamp=!0}setup(){const{node:e,inLowNode:t,inHighNode:n,outLowNode:r,outHighNode:i,doClamp:s}=this;let a=e.sub(t).div(n.sub(t));return!0===s&&(a=a.clamp()),a.mul(i.sub(r)).add(r)}}const IM=Ex(LM,null,null,{doClamp:!1}).setParameterLength(3,5),OM=Ex(LM).setParameterLength(3,5);$b("remap",IM),$b("remapClamp",OM);class UM extends Lb{static get type(){return"ExpressionNode"}constructor(e="",t="void"){super(t),this.snippet=e}generate(e,t){const n=this.getNodeType(e),r=this.snippet;if("void"!==n)return e.format(r,n,t);e.addLineFlowCode(r,this)}}const BM=Ex(UM).setParameterLength(1,2),FM=e=>(e?Vw(e,BM("discard")):BM("discard")).toStack();$b("discard",FM);class kM extends Ub{static get type(){return"RenderOutputNode"}constructor(e,t,n){super("vec4"),this.colorNode=e,this._toneMapping=t,this.outputColorSpace=n,this.isRenderOutputNode=!0}setToneMapping(e){return this._toneMapping=e,this}getToneMapping(){return this._toneMapping}setup({context:e}){let t=this.colorNode||e.color;const n=(null!==this._toneMapping?this._toneMapping:e.toneMapping)||0,r=(null!==this.outputColorSpace?this.outputColorSpace:e.outputColorSpace)||wt;return 0!==n&&(t=t.toneMapping(n)),r!==wt&&r!==Mn.workingColorSpace&&(t=t.workingToColorSpace(r)),t}}const qM=(e,t=null,n=null)=>new kM(Tx(e),t,n);$b("renderOutput",qM);class VM extends Ub{static get type(){return"DebugNode"}constructor(e,t=null){super(),this.node=e,this.callback=t}getNodeType(e){return this.node.getNodeType(e)}setup(e){return this.node.build(e)}analyze(e){return this.node.build(e)}generate(e){const t=this.callback,n=this.node.build(e);if(null!==t)t(e,n);else{const t="--- TSL debug - "+e.shaderStage+" shader ---",r="-".repeat(t.length);let i="";i+="// #"+t+"#\n",i+=e.flow.code.replace(/^\t/gm,"")+"\n",i+="/* ... */ "+n+" /* ... */\n",i+="// #"+r+"#\n",Kt(i)}return n}}const zM=(e,t=null)=>new VM(Tx(e),t).toStack();$b("debug",zM);class GM{constructor(){this._renderer=null,this.currentFrame=null}get nodeFrame(){return this._renderer._nodes.nodeFrame}setRenderer(e){return this._renderer=e,this}getRenderer(){return this._renderer}init(){}begin(){}finish(){}inspect(){}computeAsync(){}beginCompute(){}finishCompute(){}beginRender(){}finishRender(){}copyTextureToTexture(){}copyFramebufferToTexture(){}}class HM extends Lb{static get type(){return"InspectorNode"}constructor(e,t="",n=null){super(),this.node=e,this.name=t,this.callback=n,this.updateType=wb.FRAME,this.isInspectorNode=!0}getName(){return this.name||this.node.name}update(e){e.renderer.inspector.inspect(this)}getNodeType(e){return this.node.getNodeType(e)}setup(e){let t=this.node;return!0===e.context.inspector&&null!==this.callback&&(t=this.callback(t)),!0!==e.renderer.backend.isWebGPUBackend&&e.renderer.inspector.constructor!==GM&&tn('TSL: ".toInspector()" is only available with WebGPU.'),t}}function jM(e,t="",n=null){return(e=Tx(e)).before(new HM(e,t,n))}$b("toInspector",jM);class WM extends Lb{static get type(){return"AttributeNode"}constructor(e,t=null){super(t),this.global=!0,this._attributeName=e}getHash(e){return this.getAttributeName(e)}getNodeType(e){let t=this.nodeType;if(null===t){const n=this.getAttributeName(e);if(e.hasGeometryAttribute(n)){const r=e.geometry.getAttribute(n);t=e.getTypeFromAttribute(r)}else t="float"}return t}setAttributeName(e){return this._attributeName=e,this}getAttributeName(){return this._attributeName}generate(e){const t=this.getAttributeName(e),n=this.getNodeType(e);if(!0===e.hasGeometryAttribute(t)){const r=e.geometry.getAttribute(t),i=e.getTypeFromAttribute(r),s=e.getAttribute(t,i);if("vertex"===e.shaderStage)return e.format(s.name,i,n);return rM(this).build(e,n)}return Jt(`AttributeNode: Vertex attribute "${t}" not found on geometry.`),e.generateConst(n)}serialize(e){super.serialize(e),e.global=this.global,e._attributeName=this._attributeName}deserialize(e){super.deserialize(e),this.global=e.global,this._attributeName=e._attributeName}}const XM=(e,t=null)=>new WM(e,t),$M=(e=0)=>XM("uv"+(e>0?e:""),"vec2");class QM extends Lb{static get type(){return"TextureSizeNode"}constructor(e,t=null){super("uvec2"),this.isTextureSizeNode=!0,this.textureNode=e,this.levelNode=t}generate(e,t){const n=this.textureNode.build(e,"property"),r=null===this.levelNode?"0":this.levelNode.build(e,"int");return e.format(`${e.getMethod("textureDimensions")}( ${n}, ${r} )`,this.getNodeType(e),t)}}const YM=Ex(QM).setParameterLength(1,2);class KM extends HT{static get type(){return"MaxMipLevelNode"}constructor(e){super(0),this._textureNode=e,this.updateType=wb.FRAME}get textureNode(){return this._textureNode}get texture(){return this._textureNode.value}update(){const e=this.texture,t=e.images,n=t&&t.length>0?t[0]&&t[0].image||t[0]:e.image;if(n&&void 0!==n.width){const{width:e,height:t}=n;this.value=Math.log2(Math.max(e,t))}}}const ZM=Ex(KM).setParameterLength(1);class JM extends Error{constructor(e,t=null){super(e),this.name="NodeError",this.stackTrace=t}}const eE=new Un;class tE extends HT{static get type(){return"TextureNode"}constructor(e=eE,t=null,n=null,r=null){super(e),this.isTextureNode=!0,this.uvNode=t,this.levelNode=n,this.biasNode=r,this.compareNode=null,this.depthNode=null,this.gradNode=null,this.offsetNode=null,this.sampler=!0,this.updateMatrix=!1,this.updateType=wb.NONE,this.referenceNode=null,this._value=e,this._matrixUniform=null,this._flipYUniform=null,this.setUpdateMatrix(null===t)}set value(e){this.referenceNode?this.referenceNode.value=e:this._value=e}get value(){return this.referenceNode?this.referenceNode.value:this._value}getUniformHash(){return this.value.uuid}getNodeType(){return!0===this.value.isDepthTexture?"float":this.value.type===we?"uvec4":this.value.type===Se?"ivec4":"vec4"}getInputType(){return"texture"}getDefaultUV(){return $M(this.value.channel)}updateReference(){return this.value}getTransformedUV(e){return null===this._matrixUniform&&(this._matrixUniform=jT(this.value.matrix)),this._matrixUniform.mul(Wx(e,1)).xy}setUpdateMatrix(e){return this.updateMatrix=e,this}setupUV(e,t){return e.isFlipY()&&(null===this._flipYUniform&&(this._flipYUniform=jT(!1)),t=t.toVar(),t=this.sampler?this._flipYUniform.select(t.flipY(),t):this._flipYUniform.select(t.setY(kx(YM(this,this.levelNode).y).sub(t.y).sub(1)),t)),t}setup(e){const t=e.getNodeProperties(this);t.referenceNode=this.referenceNode;const n=this.value;if(!n||!0!==n.isTexture)throw new JM("THREE.TSL: `texture( value )` function expects a valid instance of THREE.Texture().",this.stackTrace);const r=Dx(()=>{let t=this.uvNode;return null!==t&&!0!==e.context.forceUVContext||!e.context.getUV||(t=e.context.getUV(this,e)),t||(t=this.getDefaultUV()),!0===this.updateMatrix&&(t=this.getTransformedUV(t)),t=this.setupUV(e,t),this.updateType=null!==this._matrixUniform||null!==this._flipYUniform?wb.OBJECT:wb.NONE,t})();let i=this.levelNode;null===i&&e.context.getTextureLevel&&(i=e.context.getTextureLevel(this));let s=null,a=null;if(null!==this.compareNode)if(e.renderer.hasCompatibility(Wt))s=this.compareNode;else{const e=n.compareFunction;null===e||e===Dt||e===It||e===Ot||e===Bt?a=this.compareNode:(s=this.compareNode,tn('TSL: Only "LessCompare", "LessEqualCompare", "GreaterCompare" and "GreaterEqualCompare" are supported for depth texture comparison fallback.'))}t.uvNode=r,t.levelNode=i,t.biasNode=this.biasNode,t.compareNode=s,t.compareStepNode=a,t.gradNode=this.gradNode,t.depthNode=this.depthNode,t.offsetNode=this.offsetNode}generateUV(e,t){return t.build(e,!0===this.sampler?"vec2":"ivec2")}generateOffset(e,t){return t.build(e,"ivec2")}generateSnippet(e,t,n,r,i,s,a,o,l){const u=this.value;let c;return c=i?e.generateTextureBias(u,t,n,i,s,l):o?e.generateTextureGrad(u,t,n,o,s,l):a?e.generateTextureCompare(u,t,n,a,s,l):!1===this.sampler?e.generateTextureLoad(u,t,n,r,s,l):r?e.generateTextureLevel(u,t,n,r,s,l):e.generateTexture(u,t,n,s,l),c}generate(e,t){const n=this.value,r=e.getNodeProperties(this),i=super.generate(e,"property");if(/^sampler/.test(t))return i+"_sampler";if(e.isReference(t))return i;{const s=e.getDataFromNode(this),a=this.getNodeType(e);let o=s.propertyName;if(void 0===o){const{uvNode:t,levelNode:l,biasNode:u,compareNode:c,compareStepNode:h,depthNode:d,gradNode:A,offsetNode:p}=r,f=this.generateUV(e,t),m=l?l.build(e,"float"):null,g=u?u.build(e,"float"):null,_=d?d.build(e,"int"):null,v=c?c.build(e,"float"):null,y=h?h.build(e,"float"):null,b=A?[A[0].build(e,"vec2"),A[1].build(e,"vec2")]:null,x=p?this.generateOffset(e,p):null,T=e.getVarFromNode(this);o=e.getPropertyName(T);let S=this.generateSnippet(e,i,f,m,g,_,v,b,x);if(null!==y){const t=n.compareFunction;S=t===Ot||t===Bt?fw(BM(S,a),BM(y,"float")).build(e,a):fw(BM(y,"float"),BM(S,a)).build(e,a)}e.addLineFlowCode(`${o} = ${S}`,this),s.snippet=S,s.propertyName=o}let l=o;return e.needsToWorkingColorSpace(n)&&(l=cM(BM(l,a),n.colorSpace).setup(e).build(e,a)),e.format(l,a,t)}}setSampler(e){return this.sampler=e,this}getSampler(){return this.sampler}sample(e){const t=this.clone();return t.uvNode=Tx(e),t.referenceNode=this.getBase(),Tx(t)}load(e){return this.sample(e).setSampler(!1)}blur(e){const t=this.clone();t.biasNode=Tx(e).mul(ZM(t)),t.referenceNode=this.getBase();const n=t.value;return!1===t.generateMipmaps&&(n&&!1===n.generateMipmaps||n.minFilter===pe||n.magFilter===pe)&&(Jt("TSL: texture().blur() requires mipmaps and sampling. Use .generateMipmaps=true and .minFilter/.magFilter=THREE.LinearFilter in the Texture."),t.biasNode=null),Tx(t)}level(e){const t=this.clone();return t.levelNode=Tx(e),t.referenceNode=this.getBase(),Tx(t)}size(e){return YM(this,e)}bias(e){const t=this.clone();return t.biasNode=Tx(e),t.referenceNode=this.getBase(),Tx(t)}getBase(){return this.referenceNode?this.referenceNode.getBase():this}compare(e){const t=this.clone();return t.compareNode=Tx(e),t.referenceNode=this.getBase(),Tx(t)}grad(e,t){const n=this.clone();return n.gradNode=[Tx(e),Tx(t)],n.referenceNode=this.getBase(),Tx(n)}depth(e){const t=this.clone();return t.depthNode=Tx(e),t.referenceNode=this.getBase(),Tx(t)}offset(e){const t=this.clone();return t.offsetNode=Tx(e),t.referenceNode=this.getBase(),Tx(t)}serialize(e){super.serialize(e),e.value=this.value.toJSON(e.meta).uuid,e.sampler=this.sampler,e.updateMatrix=this.updateMatrix,e.updateType=this.updateType}deserialize(e){super.deserialize(e),this.value=e.meta.textures[e.value],this.sampler=e.sampler,this.updateMatrix=e.updateMatrix,this.updateType=e.updateType}update(){const e=this.value,t=this._matrixUniform;null!==t&&(t.value=e.matrix),!0===e.matrixAutoUpdate&&e.updateMatrix();const n=this._flipYUniform;null!==n&&(n.value=e.image instanceof ImageBitmap&&!0===e.flipY||!0===e.isRenderTargetTexture||!0===e.isFramebufferTexture||!0===e.isDepthTexture)}clone(){const e=new this.constructor(this.value,this.uvNode,this.levelNode,this.biasNode);return e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}const nE=Ex(tE).setParameterLength(1,4).setName("texture"),rE=(e=eE,t=null,n=null,r=null)=>{let i;return e&&!0===e.isTextureNode?(i=Tx(e.clone()),i.referenceNode=e.getBase(),null!==t&&(i.uvNode=Tx(t)),null!==n&&(i.levelNode=Tx(n)),null!==r&&(i.biasNode=Tx(r))):i=nE(e,t,n,r),i},iE=(...e)=>rE(...e).setSampler(!1);class sE extends HT{static get type(){return"BufferNode"}constructor(e,t,n=0){super(e,t),this.isBufferNode=!0,this.bufferType=t,this.bufferCount=n,this.updateRanges=[]}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}getElementType(e){return this.getNodeType(e)}getInputType(){return"buffer"}}const aE=(e,t,n)=>new sE(e,t,n);class oE extends Ib{static get type(){return"UniformArrayElementNode"}constructor(e,t){super(e,t),this.isArrayBufferElementNode=!0}generate(e){const t=super.generate(e),n=this.getNodeType(),r=this.node.getPaddedType();return e.format(t,r,n)}}class lE extends sE{static get type(){return"UniformArrayNode"}constructor(e,t=null){super(null),this.array=e,this.elementType=null===t?bb(e[0]):t,this.paddedType=this.getPaddedType(),this.updateType=wb.RENDER,this.isArrayBufferNode=!0}getNodeType(){return this.paddedType}getElementType(){return this.elementType}getPaddedType(){const e=this.elementType;let t="vec4";return"mat2"===e?t="mat2":!0===/mat/.test(e)?t="mat4":"i"===e.charAt(0)?t="ivec4":"u"===e.charAt(0)&&(t="uvec4"),t}update(){const{array:e,value:t}=this,n=this.elementType;if("float"===n||"int"===n||"uint"===n)for(let n=0;n<e.length;n++){t[4*n]=e[n]}else if("color"===n)for(let n=0;n<e.length;n++){const r=4*n,i=e[n];t[r]=i.r,t[r+1]=i.g,t[r+2]=i.b||0}else if("mat2"===n)for(let n=0;n<e.length;n++){const r=4*n,i=e[n];t[r]=i.elements[0],t[r+1]=i.elements[1],t[r+2]=i.elements[2],t[r+3]=i.elements[3]}else if("mat3"===n)for(let n=0;n<e.length;n++){const r=16*n,i=e[n];t[r]=i.elements[0],t[r+1]=i.elements[1],t[r+2]=i.elements[2],t[r+4]=i.elements[3],t[r+5]=i.elements[4],t[r+6]=i.elements[5],t[r+8]=i.elements[6],t[r+9]=i.elements[7],t[r+10]=i.elements[8],t[r+15]=1}else if("mat4"===n)for(let n=0;n<e.length;n++){const r=16*n,i=e[n];for(let e=0;e<i.elements.length;e++)t[r+e]=i.elements[e]}else for(let n=0;n<e.length;n++){const r=4*n,i=e[n];t[r]=i.x,t[r+1]=i.y,t[r+2]=i.z||0,t[r+3]=i.w||0}}setup(e){const t=this.array.length,n=this.elementType;let r=Float32Array;const i=this.paddedType,s=e.getTypeLength(i);return"i"===n.charAt(0)&&(r=Int32Array),"u"===n.charAt(0)&&(r=Uint32Array),this.value=new r(t*s),this.bufferCount=t,this.bufferType=i,this.update(),super.setup(e)}element(e){return new oE(this,Tx(e))}}const uE=(e,t)=>new lE(e,t);const cE=Ex(class extends Lb{constructor(e){super("float"),this.name=e,this.isBuiltinNode=!0}generate(){return this.name}}).setParameterLength(1);let hE,dE;class AE extends Lb{static get type(){return"ScreenNode"}constructor(e){super(),this.scope=e,this._output=null,this.isViewportNode=!0}getNodeType(){return this.scope===AE.DPR?"float":this.scope===AE.VIEWPORT?"vec4":"vec2"}getUpdateType(){let e=wb.NONE;return this.scope!==AE.SIZE&&this.scope!==AE.VIEWPORT&&this.scope!==AE.DPR||(e=wb.RENDER),this.updateType=e,e}update({renderer:e}){const t=e.getRenderTarget();this.scope===AE.VIEWPORT?null!==t?dE.copy(t.viewport):(e.getViewport(dE),dE.multiplyScalar(e.getPixelRatio())):this.scope===AE.DPR?this._output.value=e.getPixelRatio():null!==t?(hE.width=t.width,hE.height=t.height):e.getDrawingBufferSize(hE)}setup(){const e=this.scope;let t=null;return t=e===AE.SIZE?jT(hE||(hE=new mn)):e===AE.VIEWPORT?jT(dE||(dE=new Bn)):e===AE.DPR?jT(1):zx(gE.div(mE)),this._output=t,t}generate(e){if(this.scope===AE.COORDINATE){let t=e.getFragCoord();if(e.isFlipY()){const n=e.getNodeProperties(mE).outputNode.build(e);t=`${e.getType("vec2")}( ${t}.x, ${n}.y - ${t}.y )`}return t}return super.generate(e)}}AE.COORDINATE="coordinate",AE.VIEWPORT="viewport",AE.SIZE="size",AE.UV="uv",AE.DPR="dpr";const pE=Cx(AE,AE.DPR),fE=Cx(AE,AE.UV),mE=Cx(AE,AE.SIZE),gE=Cx(AE,AE.COORDINATE),_E=Cx(AE,AE.VIEWPORT),vE=_E.zw,yE=gE.sub(_E.xy),bE=yE.div(vE),xE=Dx(()=>(Jt('TSL: "viewportResolution" is deprecated. Use "screenSize" instead.',new ub),mE),"vec2").once()();let TE=null,SE=null,wE=null,ME=null,EE=null,CE=null,RE=null,NE=null,PE=null,DE=null,LE=null,IE=null,OE=null,UE=null;const BE=jT(0,"uint").setName("u_cameraIndex").setGroup(qT("cameraIndex")).toVarying("v_cameraIndex"),FE=jT("float").setName("cameraNear").setGroup(zT).onRenderUpdate(({camera:e})=>e.near),kE=jT("float").setName("cameraFar").setGroup(zT).onRenderUpdate(({camera:e})=>e.far),qE=Dx(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const n=[];for(const t of e.cameras)n.push(t.projectionMatrix);null===SE?SE=uE(n).setGroup(zT).setName("cameraProjectionMatrices"):SE.array=n,t=SE.element(e.isMultiViewCamera?cE("gl_ViewID_OVR"):BE).toConst("cameraProjectionMatrix")}else null===TE&&(TE=jT(e.projectionMatrix).setName("cameraProjectionMatrix").setGroup(zT).onRenderUpdate(({camera:e})=>e.projectionMatrix)),t=TE;return t}).once()(),VE=Dx(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const n=[];for(const t of e.cameras)n.push(t.projectionMatrixInverse);null===ME?ME=uE(n).setGroup(zT).setName("cameraProjectionMatricesInverse"):ME.array=n,t=ME.element(e.isMultiViewCamera?cE("gl_ViewID_OVR"):BE).toConst("cameraProjectionMatrixInverse")}else null===wE&&(wE=jT(e.projectionMatrixInverse).setName("cameraProjectionMatrixInverse").setGroup(zT).onRenderUpdate(({camera:e})=>e.projectionMatrixInverse)),t=wE;return t}).once()(),zE=Dx(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const n=[];for(const t of e.cameras)n.push(t.matrixWorldInverse);null===CE?CE=uE(n).setGroup(zT).setName("cameraViewMatrices"):CE.array=n,t=CE.element(e.isMultiViewCamera?cE("gl_ViewID_OVR"):BE).toConst("cameraViewMatrix")}else null===EE&&(EE=jT(e.matrixWorldInverse).setName("cameraViewMatrix").setGroup(zT).onRenderUpdate(({camera:e})=>e.matrixWorldInverse)),t=EE;return t}).once()(),GE=Dx(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const n=[];for(const t of e.cameras)n.push(t.matrixWorld);null===NE?NE=uE(n).setGroup(zT).setName("cameraWorldMatrices"):NE.array=n,t=NE.element(e.isMultiViewCamera?cE("gl_ViewID_OVR"):BE).toConst("cameraWorldMatrix")}else null===RE&&(RE=jT(e.matrixWorld).setName("cameraWorldMatrix").setGroup(zT).onRenderUpdate(({camera:e})=>e.matrixWorld)),t=RE;return t}).once()(),HE=Dx(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const n=[];for(const t of e.cameras)n.push(t.normalMatrix);null===DE?DE=uE(n).setGroup(zT).setName("cameraNormalMatrices"):DE.array=n,t=DE.element(e.isMultiViewCamera?cE("gl_ViewID_OVR"):BE).toConst("cameraNormalMatrix")}else null===PE&&(PE=jT(e.normalMatrix).setName("cameraNormalMatrix").setGroup(zT).onRenderUpdate(({camera:e})=>e.normalMatrix)),t=PE;return t}).once()(),jE=Dx(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const n=[];for(let t=0,r=e.cameras.length;t<r;t++)n.push(new _n);null===IE?IE=uE(n).setGroup(zT).setName("cameraPositions").onRenderUpdate(({camera:e},t)=>{const n=e.cameras,r=t.array;for(let e=0,t=n.length;e<t;e++)r[e].setFromMatrixPosition(n[e].matrixWorld)}):IE.array=n,t=IE.element(e.isMultiViewCamera?cE("gl_ViewID_OVR"):BE).toConst("cameraPosition")}else null===LE&&(LE=jT(new _n).setName("cameraPosition").setGroup(zT).onRenderUpdate(({camera:e},t)=>t.value.setFromMatrixPosition(e.matrixWorld))),t=LE;return t}).once()(),WE=Dx(({camera:e})=>{let t;if(e.isArrayCamera&&e.cameras.length>0){const n=[];for(const t of e.cameras)n.push(t.viewport);null===UE?UE=uE(n,"vec4").setGroup(zT).setName("cameraViewports"):UE.array=n,t=UE.element(BE).toConst("cameraViewport")}else null===OE&&(OE=Yx(0,0,mE.x,mE.y).toConst("cameraViewport")),t=OE;return t}).once()(),XE=new mi;class $E extends Lb{static get type(){return"Object3DNode"}constructor(e,t=null){super(),this.scope=e,this.object3d=t,this.updateType=wb.OBJECT,this.uniformNode=new HT(null)}getNodeType(){const e=this.scope;return e===$E.WORLD_MATRIX?"mat4":e===$E.POSITION||e===$E.VIEW_POSITION||e===$E.DIRECTION||e===$E.SCALE?"vec3":e===$E.RADIUS?"float":void 0}update(e){const t=this.object3d,n=this.uniformNode,r=this.scope;if(r===$E.WORLD_MATRIX)n.value=t.matrixWorld;else if(r===$E.POSITION)n.value=n.value||new _n,n.value.setFromMatrixPosition(t.matrixWorld);else if(r===$E.SCALE)n.value=n.value||new _n,n.value.setFromMatrixScale(t.matrixWorld);else if(r===$E.DIRECTION)n.value=n.value||new _n,t.getWorldDirection(n.value);else if(r===$E.VIEW_POSITION){const r=e.camera;n.value=n.value||new _n,n.value.setFromMatrixPosition(t.matrixWorld),n.value.applyMatrix4(r.matrixWorldInverse)}else if(r===$E.RADIUS){const r=e.object.geometry;null===r.boundingSphere&&r.computeBoundingSphere(),XE.copy(r.boundingSphere).applyMatrix4(t.matrixWorld),n.value=XE.radius}}generate(e){const t=this.scope;return t===$E.WORLD_MATRIX?this.uniformNode.nodeType="mat4":t===$E.POSITION||t===$E.VIEW_POSITION||t===$E.DIRECTION||t===$E.SCALE?this.uniformNode.nodeType="vec3":t===$E.RADIUS&&(this.uniformNode.nodeType="float"),this.uniformNode.build(e)}serialize(e){super.serialize(e),e.scope=this.scope}deserialize(e){super.deserialize(e),this.scope=e.scope}}$E.WORLD_MATRIX="worldMatrix",$E.POSITION="position",$E.SCALE="scale",$E.VIEW_POSITION="viewPosition",$E.DIRECTION="direction",$E.RADIUS="radius";const QE=Ex($E,$E.DIRECTION).setParameterLength(1),YE=Ex($E,$E.WORLD_MATRIX).setParameterLength(1),KE=Ex($E,$E.POSITION).setParameterLength(1),ZE=Ex($E,$E.SCALE).setParameterLength(1),JE=Ex($E,$E.VIEW_POSITION).setParameterLength(1),eC=Ex($E,$E.RADIUS).setParameterLength(1);class tC extends $E{static get type(){return"ModelNode"}constructor(e){super(e)}update(e){this.object3d=e.object,super.update(e)}}const nC=Cx(tC,tC.DIRECTION),rC=Cx(tC,tC.WORLD_MATRIX),iC=Cx(tC,tC.POSITION),sC=Cx(tC,tC.SCALE),aC=Cx(tC,tC.VIEW_POSITION),oC=Cx(tC,tC.RADIUS),lC=jT(new bn).onObjectUpdate(({object:e},t)=>t.value.getNormalMatrix(e.matrixWorld)),uC=jT(new zn).onObjectUpdate(({object:e},t)=>t.value.copy(e.matrixWorld).invert()),cC=Dx(e=>e.context.modelViewMatrix||hC).once()().toVar("modelViewMatrix"),hC=zE.mul(rC),dC=Dx(e=>(e.context.isHighPrecisionModelViewMatrix=!0,jT("mat4").onObjectUpdate(({object:e,camera:t})=>e.modelViewMatrix.multiplyMatrices(t.matrixWorldInverse,e.matrixWorld)))).once()().toVar("highpModelViewMatrix"),AC=Dx(e=>{const t=e.context.isHighPrecisionModelViewMatrix;return jT("mat3").onObjectUpdate(({object:e,camera:n})=>(!0!==t&&e.modelViewMatrix.multiplyMatrices(n.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix)))}).once()().toVar("highpModelNormalViewMatrix"),pC=Dx(e=>"fragment"!==e.shaderStage?(tn("TSL: `clipSpace` is only available in fragment stage."),Yx()):e.context.clipSpace.toVarying("v_clipSpace")).once()(),fC=XM("position","vec3"),mC=fC.toVarying("positionLocal"),gC=fC.toVarying("positionPrevious"),_C=Dx(e=>rC.mul(mC).xyz.toVarying(e.getSubBuildProperty("v_positionWorld")),"vec3").once(["POSITION"])(),vC=Dx(()=>mC.transformDirection(rC).toVarying("v_positionWorldDirection").normalize().toVar("positionWorldDirection"),"vec3").once(["POSITION"])(),yC=Dx(e=>{if("fragment"===e.shaderStage&&e.material.vertexNode){const e=VE.mul(pC);return e.xyz.div(e.w).toVar("positionView")}return e.context.setupPositionView().toVarying("v_positionView")},"vec3").once(["POSITION","VERTEX"])(),bC=Dx(e=>{let t;return t=e.camera.isOrthographicCamera?Wx(0,0,1):yC.negate().toVarying("v_positionViewDirection").normalize(),t.toVar("positionViewDirection")},"vec3").once(["POSITION"])();class xC extends Lb{static get type(){return"FrontFacingNode"}constructor(){super("bool"),this.isFrontFacingNode=!0}generate(e){if("fragment"!==e.shaderStage)return"true";const{material:t}=e;return 1===t.side?"false":e.getFrontFacing()}}const TC=Cx(xC),SC=Fx(TC).mul(2).sub(1),wC=Dx(([e],{material:t})=>{const n=t.side;return 1===n?e=e.mul(-1):2===n&&(e=e.mul(SC)),e}),MC=XM("normal","vec3"),EC=Dx(e=>!1===e.geometry.hasAttribute("normal")?(Jt('TSL: Vertex attribute "normal" not found on geometry.'),Wx(0,1,0)):MC,"vec3").once()().toVar("normalLocal"),CC=yC.dFdx().cross(yC.dFdy()).normalize().toVar("normalFlat"),RC=Dx(e=>{let t;return t=e.isFlatShading()?CC:OC(EC).toVarying("v_normalViewGeometry").normalize(),t},"vec3").once()().toVar("normalViewGeometry"),NC=Dx(e=>{let t=RC.transformDirection(zE);return!0!==e.isFlatShading()&&(t=t.toVarying("v_normalWorldGeometry")),t.normalize().toVar("normalWorldGeometry")},"vec3").once()(),PC=Dx(e=>{let t;return"NORMAL"===e.subBuildFn||"VERTEX"===e.subBuildFn?(t=RC,!0!==e.isFlatShading()&&(t=wC(t))):t=e.context.setupNormal().context({getUV:null,getTextureLevel:null}),t},"vec3").once(["NORMAL","VERTEX"])().toVar("normalView"),DC=PC.transformDirection(zE).toVar("normalWorld"),LC=Dx(({subBuildFn:e,context:t})=>{let n;return n="NORMAL"===e||"VERTEX"===e?PC:t.setupClearcoatNormal().context({getUV:null,getTextureLevel:null}),n},"vec3").once(["NORMAL","VERTEX"])().toVar("clearcoatNormalView"),IC=Dx(([e,t=rC])=>{const n=tT(t),r=e.div(Wx(n[0].dot(n[0]),n[1].dot(n[1]),n[2].dot(n[2])));return n.mul(r).xyz}),OC=Dx(([e],t)=>{const n=t.context.modelNormalViewMatrix;if(n)return n.transformDirection(e);const r=lC.mul(e);return zE.transformDirection(r)}),UC=Dx(()=>(Jt('TSL: "transformedNormalView" is deprecated. Use "normalView" instead.'),PC)).once(["NORMAL","VERTEX"])(),BC=Dx(()=>(Jt('TSL: "transformedNormalWorld" is deprecated. Use "normalWorld" instead.'),DC)).once(["NORMAL","VERTEX"])(),FC=Dx(()=>(Jt('TSL: "transformedClearcoatNormalView" is deprecated. Use "clearcoatNormalView" instead.'),LC)).once(["NORMAL","VERTEX"])(),kC=new Zn,qC=new zn,VC=jT(0).onReference(({material:e})=>e).onObjectUpdate(({material:e})=>e.refractionRatio),zC=jT(1).onReference(({material:e})=>e).onObjectUpdate(function({material:e,scene:t}){return e.envMap?e.envMapIntensity:t.environmentIntensity}),GC=jT(new zn).onReference(function(e){return e.material}).onObjectUpdate(function({material:e,scene:t}){const n=null!==t.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation;return n?(kC.copy(n),qC.makeRotationFromEuler(kC)):qC.identity(),qC}),HC=bC.negate().reflect(PC),jC=bC.negate().refract(PC,VC),WC=HC.transformDirection(zE).toVar("reflectVector"),XC=jC.transformDirection(zE).toVar("reflectVector"),$C=new Ds;class QC extends tE{static get type(){return"CubeTextureNode"}constructor(e,t=null,n=null,r=null){super(e,t,n,r),this.isCubeTextureNode=!0}getInputType(){return!0===this.value.isDepthTexture?"cubeDepthTexture":"cubeTexture"}getDefaultUV(){const e=this.value;return e.mapping===ae?WC:e.mapping===oe?XC:(en('CubeTextureNode: Mapping "%s" not supported.',e.mapping),Wx(0,0,0))}setUpdateMatrix(){}setupUV(e,t){const n=this.value;return!0===n.isDepthTexture?e.renderer.coordinateSystem===Gt?Wx(t.x,t.y.negate(),t.z):t:(e.renderer.coordinateSystem!==Gt&&n.isRenderTargetTexture||(t=Wx(t.x.negate(),t.yz)),GC.mul(t))}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}}const YC=Ex(QC).setParameterLength(1,4).setName("cubeTexture"),KC=(e=$C,t=null,n=null,r=null)=>{let i;return e&&!0===e.isCubeTextureNode?(i=Tx(e.clone()),i.referenceNode=e,null!==t&&(i.uvNode=Tx(t)),null!==n&&(i.levelNode=Tx(n)),null!==r&&(i.biasNode=Tx(r))):i=YC(e,t,n,r),i};class ZC extends Ib{static get type(){return"ReferenceElementNode"}constructor(e,t){super(e,t),this.referenceNode=e,this.isReferenceElementNode=!0}getNodeType(){return this.referenceNode.uniformType}generate(e){const t=super.generate(e),n=this.referenceNode.getNodeType(),r=this.getNodeType();return e.format(t,n,r)}}class JC extends Lb{static get type(){return"ReferenceNode"}constructor(e,t,n=null,r=null){super(),this.property=e,this.uniformType=t,this.object=n,this.count=r,this.properties=e.split("."),this.reference=n,this.node=null,this.group=null,this.name=null,this.updateType=wb.OBJECT}element(e){return new ZC(this,Tx(e))}setGroup(e){return this.group=e,this}setName(e){return this.name=e,this}label(e){return Jt('TSL: "label()" has been deprecated. Use "setName()" instead.'),this.setName(e)}setNodeType(e){let t=null;t=null!==this.count?aE(null,e,this.count):Array.isArray(this.getValueFromReference())?uE(null,e):"texture"===e?rE(null):"cubeTexture"===e?KC(null):jT(null,e),null!==this.group&&t.setGroup(this.group),null!==this.name&&t.setName(this.name),this.node=t}getNodeType(e){return null===this.node&&(this.updateReference(e),this.updateValue()),this.node.getNodeType(e)}getValueFromReference(e=this.reference){const{properties:t}=this;let n=e[t[0]];for(let e=1;e<t.length;e++)n=n[t[e]];return n}updateReference(e){return this.reference=null!==this.object?this.object:e.object,this.reference}setup(){return this.updateValue(),this.node}update(){this.updateValue()}updateValue(){null===this.node&&this.setNodeType(this.uniformType);const e=this.getValueFromReference();Array.isArray(e)?this.node.array=e:this.node.value=e}}const eR=(e,t,n)=>new JC(e,t,n),tR=(e,t,n,r)=>new JC(e,t,r,n);class nR extends JC{static get type(){return"MaterialReferenceNode"}constructor(e,t,n=null){super(e,t,n),this.material=n,this.isMaterialReferenceNode=!0}updateReference(e){return this.reference=null!==this.material?this.material:e.material,this.reference}}const rR=(e,t,n=null)=>new nR(e,t,n),iR=$M(),sR=yC.dFdx(),aR=yC.dFdy(),oR=iR.dFdx(),lR=iR.dFdy(),uR=PC,cR=aR.cross(uR),hR=uR.cross(sR),dR=cR.mul(oR.x).add(hR.mul(lR.x)),AR=cR.mul(oR.y).add(hR.mul(lR.y)),pR=dR.dot(dR).max(AR.dot(AR)),fR=pR.equal(0).select(0,pR.inverseSqrt()),mR=dR.mul(fR).toVar("tangentViewFrame"),gR=AR.mul(fR).toVar("bitangentViewFrame"),_R=XM("tangent","vec4"),vR=_R.xyz.toVar("tangentLocal"),yR=Dx(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?cC.mul(Yx(vR,0)).xyz.toVarying("v_tangentView").normalize():mR,!0!==e.isFlatShading()&&(t=wC(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("tangentView"),bR=yR.transformDirection(zE).toVarying("v_tangentWorld").normalize().toVar("tangentWorld"),xR=Dx(([e,t],n)=>{let r=e.mul(_R.w).xyz;return"NORMAL"===n.subBuildFn&&!0!==n.isFlatShading()&&(r=r.toVarying(t)),r}).once(["NORMAL"]),TR=xR(MC.cross(_R),"v_bitangentGeometry").normalize().toVar("bitangentGeometry"),SR=xR(EC.cross(vR),"v_bitangentLocal").normalize().toVar("bitangentLocal"),wR=Dx(e=>{let t;return t="VERTEX"===e.subBuildFn||e.geometry.hasAttribute("tangent")?xR(PC.cross(yR),"v_bitangentView").normalize():gR,!0!==e.isFlatShading()&&(t=wC(t)),t},"vec3").once(["NORMAL","VERTEX"])().toVar("bitangentView"),MR=xR(DC.cross(bR),"v_bitangentWorld").normalize().toVar("bitangentWorld"),ER=tT(yR,wR,PC).toVar("TBNViewMatrix"),CR=bC.mul(ER),RR=Dx(()=>{let e=TT.cross(bC);return e=e.cross(TT).normalize(),e=Cw(e,PC,bT.mul(hT.oneMinus()).oneMinus().pow2().pow2()).normalize(),e}).once()(),NR=e=>Tx(e).mul(.5).add(.5),PR=e=>Wx(e,VS(Nw(Fx(1).sub(vw(e,e)))));class DR extends Ub{static get type(){return"NormalMapNode"}constructor(e,t=null){super("vec3"),this.node=e,this.scaleNode=t,this.normalMapType=0,this.unpackNormalMode=""}setup(e){const{normalMapType:t,scaleNode:n,unpackNormalMode:r}=this;let i=this.node.mul(2).sub(1);if(0===t?"rg"===r?i=PR(i.xy):"ga"===r?i=PR(i.yw):""!==r&&console.error(`THREE.NodeMaterial: Unexpected unpack normal mode: ${r}`):""!==r&&console.error(`THREE.NodeMaterial: Normal map type '${t}' is not compatible with unpack normal mode '${r}'`),null!==n){let t=n;!0===e.isFlatShading()&&(t=wC(t)),i=Wx(i.xy.mul(t),i.z)}let s=null;return 1===t?s=OC(i):0===t?s=ER.mul(i).normalize():(en(`NodeMaterial: Unsupported normal map type: ${t}`),s=PC),s}}const LR=Ex(DR).setParameterLength(1,2),IR=Dx(({textureNode:e,bumpScale:t})=>{const n=t=>e.isolate().context({getUV:e=>t(e.uvNode||$M()),forceUVContext:!0}),r=Fx(n(e=>e));return zx(Fx(n(e=>e.add(e.dFdx()))).sub(r),Fx(n(e=>e.add(e.dFdy()))).sub(r)).mul(t)}),OR=Dx(e=>{const{surf_pos:t,surf_norm:n,dHdxy:r}=e,i=t.dFdx().normalize(),s=n,a=t.dFdy().normalize().cross(s),o=s.cross(i),l=i.dot(a).mul(SC),u=l.sign().mul(r.x.mul(a).add(r.y.mul(o)));return l.abs().mul(n).sub(u).normalize()});class UR extends Ub{static get type(){return"BumpMapNode"}constructor(e,t=null){super("vec3"),this.textureNode=e,this.scaleNode=t}setup(){const e=null!==this.scaleNode?this.scaleNode:1,t=IR({textureNode:this.textureNode,bumpScale:e});return OR({surf_pos:yC,surf_norm:PC,dHdxy:t})}}const BR=Ex(UR).setParameterLength(1,2),FR=new Map;class kR extends Lb{static get type(){return"MaterialNode"}constructor(e){super(),this.scope=e}getCache(e,t){let n=FR.get(e);return void 0===n&&(n=rR(e,t),FR.set(e,n)),n}getFloat(e){return this.getCache(e,"float")}getColor(e){return this.getCache(e,"color")}getTexture(e){return this.getCache("map"===e?"map":e+"Map","texture")}setup(e){const t=e.context.material,n=this.scope;let r=null;if(n===kR.COLOR){const e=void 0!==t.color?this.getColor(n):Wx();r=t.map&&!0===t.map.isTexture?e.mul(this.getTexture("map")):e}else if(n===kR.OPACITY){const e=this.getFloat(n);r=t.alphaMap&&!0===t.alphaMap.isTexture?e.mul(this.getTexture("alpha")):e}else if(n===kR.SPECULAR_STRENGTH)r=t.specularMap&&!0===t.specularMap.isTexture?this.getTexture("specular").r:Fx(1);else if(n===kR.SPECULAR_INTENSITY){const e=this.getFloat(n);r=t.specularIntensityMap&&!0===t.specularIntensityMap.isTexture?e.mul(this.getTexture(n).a):e}else if(n===kR.SPECULAR_COLOR){const e=this.getColor(n);r=t.specularColorMap&&!0===t.specularColorMap.isTexture?e.mul(this.getTexture(n).rgb):e}else if(n===kR.ROUGHNESS){const e=this.getFloat(n);r=t.roughnessMap&&!0===t.roughnessMap.isTexture?e.mul(this.getTexture(n).g):e}else if(n===kR.METALNESS){const e=this.getFloat(n);r=t.metalnessMap&&!0===t.metalnessMap.isTexture?e.mul(this.getTexture(n).b):e}else if(n===kR.EMISSIVE){const e=this.getFloat("emissiveIntensity"),i=this.getColor(n).mul(e);r=t.emissiveMap&&!0===t.emissiveMap.isTexture?i.mul(this.getTexture(n)):i}else if(n===kR.NORMAL)t.normalMap?(r=LR(this.getTexture("normal"),this.getCache("normalScale","vec2")),r.normalMapType=t.normalMapType,t.normalMap.format!=qe&&t.normalMap.format!=Tt&&t.normalMap.format!=nt||(r.unpackNormalMode="rg")):r=t.bumpMap?BR(this.getTexture("bump").r,this.getFloat("bumpScale")):PC;else if(n===kR.CLEARCOAT){const e=this.getFloat(n);r=t.clearcoatMap&&!0===t.clearcoatMap.isTexture?e.mul(this.getTexture(n).r):e}else if(n===kR.CLEARCOAT_ROUGHNESS){const e=this.getFloat(n);r=t.clearcoatRoughnessMap&&!0===t.clearcoatRoughnessMap.isTexture?e.mul(this.getTexture(n).r):e}else if(n===kR.CLEARCOAT_NORMAL)r=t.clearcoatNormalMap?LR(this.getTexture(n),this.getCache(n+"Scale","vec2")):PC;else if(n===kR.SHEEN){const e=this.getColor("sheenColor").mul(this.getFloat("sheen"));r=t.sheenColorMap&&!0===t.sheenColorMap.isTexture?e.mul(this.getTexture("sheenColor").rgb):e}else if(n===kR.SHEEN_ROUGHNESS){const e=this.getFloat(n);r=t.sheenRoughnessMap&&!0===t.sheenRoughnessMap.isTexture?e.mul(this.getTexture(n).a):e,r=r.clamp(1e-4,1)}else if(n===kR.ANISOTROPY)if(t.anisotropyMap&&!0===t.anisotropyMap.isTexture){const e=this.getTexture(n);r=eT(TN.x,TN.y,TN.y.negate(),TN.x).mul(e.rg.mul(2).sub(zx(1)).normalize().mul(e.b))}else r=TN;else if(n===kR.IRIDESCENCE_THICKNESS){const e=eR("1","float",t.iridescenceThicknessRange);if(t.iridescenceThicknessMap){const i=eR("0","float",t.iridescenceThicknessRange);r=e.sub(i).mul(this.getTexture(n).g).add(i)}else r=e}else if(n===kR.TRANSMISSION){const e=this.getFloat(n);r=t.transmissionMap?e.mul(this.getTexture(n).r):e}else if(n===kR.THICKNESS){const e=this.getFloat(n);r=t.thicknessMap?e.mul(this.getTexture(n).g):e}else if(n===kR.IOR)r=this.getFloat(n);else if(n===kR.LIGHT_MAP)r=this.getTexture(n).rgb.mul(this.getFloat("lightMapIntensity"));else if(n===kR.AO)r=this.getTexture(n).r.sub(1).mul(this.getFloat("aoMapIntensity")).add(1);else if(n===kR.LINE_DASH_OFFSET)r=t.dashOffset?this.getFloat(n):Fx(0);else{const t=this.getNodeType(e);r=this.getCache(n,t)}return r}}kR.ALPHA_TEST="alphaTest",kR.COLOR="color",kR.OPACITY="opacity",kR.SHININESS="shininess",kR.SPECULAR="specular",kR.SPECULAR_STRENGTH="specularStrength",kR.SPECULAR_INTENSITY="specularIntensity",kR.SPECULAR_COLOR="specularColor",kR.REFLECTIVITY="reflectivity",kR.ROUGHNESS="roughness",kR.METALNESS="metalness",kR.NORMAL="normal",kR.CLEARCOAT="clearcoat",kR.CLEARCOAT_ROUGHNESS="clearcoatRoughness",kR.CLEARCOAT_NORMAL="clearcoatNormal",kR.EMISSIVE="emissive",kR.ROTATION="rotation",kR.SHEEN="sheen",kR.SHEEN_ROUGHNESS="sheenRoughness",kR.ANISOTROPY="anisotropy",kR.IRIDESCENCE="iridescence",kR.IRIDESCENCE_IOR="iridescenceIOR",kR.IRIDESCENCE_THICKNESS="iridescenceThickness",kR.IOR="ior",kR.TRANSMISSION="transmission",kR.THICKNESS="thickness",kR.ATTENUATION_DISTANCE="attenuationDistance",kR.ATTENUATION_COLOR="attenuationColor",kR.LINE_SCALE="scale",kR.LINE_DASH_SIZE="dashSize",kR.LINE_GAP_SIZE="gapSize",kR.LINE_WIDTH="linewidth",kR.LINE_DASH_OFFSET="dashOffset",kR.POINT_SIZE="size",kR.DISPERSION="dispersion",kR.LIGHT_MAP="light",kR.AO="ao";const qR=Cx(kR,kR.ALPHA_TEST),VR=Cx(kR,kR.COLOR),zR=Cx(kR,kR.SHININESS),GR=Cx(kR,kR.EMISSIVE),HR=Cx(kR,kR.OPACITY),jR=Cx(kR,kR.SPECULAR),WR=Cx(kR,kR.SPECULAR_INTENSITY),XR=Cx(kR,kR.SPECULAR_COLOR),$R=Cx(kR,kR.SPECULAR_STRENGTH),QR=Cx(kR,kR.REFLECTIVITY),YR=Cx(kR,kR.ROUGHNESS),KR=Cx(kR,kR.METALNESS),ZR=Cx(kR,kR.NORMAL),JR=Cx(kR,kR.CLEARCOAT),eN=Cx(kR,kR.CLEARCOAT_ROUGHNESS),tN=Cx(kR,kR.CLEARCOAT_NORMAL),nN=Cx(kR,kR.ROTATION),rN=Cx(kR,kR.SHEEN),iN=Cx(kR,kR.SHEEN_ROUGHNESS),sN=Cx(kR,kR.ANISOTROPY),aN=Cx(kR,kR.IRIDESCENCE),oN=Cx(kR,kR.IRIDESCENCE_IOR),lN=Cx(kR,kR.IRIDESCENCE_THICKNESS),uN=Cx(kR,kR.TRANSMISSION),cN=Cx(kR,kR.THICKNESS),hN=Cx(kR,kR.IOR),dN=Cx(kR,kR.ATTENUATION_DISTANCE),AN=Cx(kR,kR.ATTENUATION_COLOR),pN=Cx(kR,kR.LINE_SCALE),fN=Cx(kR,kR.LINE_DASH_SIZE),mN=Cx(kR,kR.LINE_GAP_SIZE),gN=Cx(kR,kR.LINE_WIDTH),_N=Cx(kR,kR.LINE_DASH_OFFSET),vN=Cx(kR,kR.POINT_SIZE),yN=Cx(kR,kR.DISPERSION),bN=Cx(kR,kR.LIGHT_MAP),xN=Cx(kR,kR.AO),TN=jT(new mn).onReference(function(e){return e.material}).onRenderUpdate(function({material:e}){this.value.set(e.anisotropy*Math.cos(e.anisotropyRotation),e.anisotropy*Math.sin(e.anisotropyRotation))}),SN=Dx(e=>e.context.setupModelViewProjection(),"vec4").once()().toVarying("v_modelViewProjection");class wN extends Ib{static get type(){return"StorageArrayElementNode"}constructor(e,t){super(e,t),this.isStorageArrayElementNode=!0}set storageBufferNode(e){this.node=e}get storageBufferNode(){return this.node}getMemberType(e,t){const n=this.storageBufferNode.structTypeNode;return n?n.getMemberType(e,t):"void"}setup(e){return!1===e.isAvailable("storageBuffer")&&!0===this.node.isPBO&&e.setupPBO(this.node),super.setup(e)}generate(e,t){let n;const r=e.context.assign;if(n=!1===e.isAvailable("storageBuffer")?!0!==this.node.isPBO||!0===r||!this.node.value.isInstancedBufferAttribute&&"compute"===e.shaderStage?this.node.build(e):e.generatePBO(this):super.generate(e),!0!==r){const r=this.getNodeType(e);n=e.format(n,r,t)}return n}}const MN=Ex(wN).setParameterLength(2);class EN extends sE{static get type(){return"StorageBufferNode"}constructor(e,t=null,n=0){let r,i=null;t&&t.isStruct?(r="struct",i=t.layout,(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(n=e.count)):null===t&&(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)?(r=mb(e.itemSize),n=e.count):r=t,super(e,r,n),this.isStorageBufferNode=!0,this.structTypeNode=i,this.access=Mb.READ_WRITE,this.isAtomic=!1,this.isPBO=!1,this._attribute=null,this._varying=null,this.global=!0,!0!==e.isStorageBufferAttribute&&!0!==e.isStorageInstancedBufferAttribute&&(e.isInstancedBufferAttribute?e.isStorageInstancedBufferAttribute=!0:e.isStorageBufferAttribute=!0)}getHash(e){if(0===this.bufferCount){let t=e.globalCache.getData(this.value);return void 0===t&&(t={node:this},e.globalCache.setData(this.value,t)),t.node.uuid}return this.uuid}getInputType(){return this.value.isIndirectStorageBufferAttribute?"indirectStorageBuffer":"storageBuffer"}element(e){return MN(this,e)}setPBO(e){return this.isPBO=e,this}getPBO(){return this.isPBO}setAccess(e){return this.access=e,this}toReadOnly(){return this.setAccess(Mb.READ_ONLY)}setAtomic(e){return this.isAtomic=e,this}toAtomic(){return this.setAtomic(!0)}getAttributeData(){return null===this._attribute&&(this._attribute=xM(this.value),this._varying=rM(this._attribute)),{attribute:this._attribute,varying:this._varying}}getNodeType(e){if(null!==this.structTypeNode)return this.structTypeNode.getNodeType(e);if(e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.getNodeType(e);const{attribute:t}=this.getAttributeData();return t.getNodeType(e)}getMemberType(e,t){return null!==this.structTypeNode?this.structTypeNode.getMemberType(e,t):"void"}generate(e){if(null!==this.structTypeNode&&this.structTypeNode.build(e),e.isAvailable("storageBuffer")||e.isAvailable("indirectStorageBuffer"))return super.generate(e);const{attribute:t,varying:n}=this.getAttributeData(),r=n.build(e);return e.registerTransform(r,t),r}}const CN=(e,t=null,n=0)=>new EN(e,t,n);class RN extends Lb{static get type(){return"IndexNode"}constructor(e){super("uint"),this.scope=e,this.isIndexNode=!0}generate(e){const t=this.getNodeType(e),n=this.scope;let r,i;if(n===RN.VERTEX)r=e.getVertexIndex();else if(n===RN.INSTANCE)r=e.getInstanceIndex();else if(n===RN.DRAW)r=e.getDrawIndex();else if(n===RN.INVOCATION_LOCAL)r=e.getInvocationLocalIndex();else if(n===RN.INVOCATION_SUBGROUP)r=e.getInvocationSubgroupIndex();else{if(n!==RN.SUBGROUP)throw new Error("THREE.IndexNode: Unknown scope: "+n);r=e.getSubgroupIndex()}if("vertex"===e.shaderStage||"compute"===e.shaderStage)i=r;else{i=rM(this).build(e,t)}return i}}RN.VERTEX="vertex",RN.INSTANCE="instance",RN.SUBGROUP="subgroup",RN.INVOCATION_LOCAL="invocationLocal",RN.INVOCATION_SUBGROUP="invocationSubgroup",RN.DRAW="draw";const NN=Cx(RN,RN.VERTEX),PN=Cx(RN,RN.INSTANCE),DN=Cx(RN,RN.SUBGROUP),LN=Cx(RN,RN.INVOCATION_SUBGROUP),IN=Cx(RN,RN.INVOCATION_LOCAL),ON=Cx(RN,RN.DRAW);class UN extends Lb{static get type(){return"InstanceNode"}constructor(e,t,n=null){super("void"),this.count=e,this.instanceMatrix=t,this.instanceColor=n,this.instanceMatrixNode=null,this.instanceColorNode=null,this.updateType=wb.FRAME,this.buffer=null,this.bufferColor=null,this.previousInstanceMatrixNode=null}get isStorageMatrix(){const{instanceMatrix:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}get isStorageColor(){const{instanceColor:e}=this;return e&&!0===e.isStorageInstancedBufferAttribute}setup(e){let{instanceMatrixNode:t,instanceColorNode:n}=this;null===t&&(t=this._createInstanceMatrixNode(!0,e),this.instanceMatrixNode=t);const{instanceColor:r,isStorageColor:i}=this;if(r&&null===n){if(i)n=CN(r,"vec3",Math.max(r.count,1)).element(PN);else{const e=new es(r.array,3),t=r.usage===qt?SM:TM;this.bufferColor=e,n=Wx(t(e,"vec3",3,0))}this.instanceColorNode=n}const s=t.mul(mC).xyz;if(mC.assign(s),e.needsPreviousData()&&gC.assign(this.getPreviousInstancedPosition(e)),e.hasGeometryAttribute("normal")){const e=IC(EC,t);EC.assign(e)}null!==this.instanceColorNode&&oT("vec3","vInstanceColor").assign(this.instanceColorNode)}update(e){null!==this.buffer&&!0!==this.isStorageMatrix&&(this.buffer.clearUpdateRanges(),this.buffer.updateRanges.push(...this.instanceMatrix.updateRanges),this.instanceMatrix.version!==this.buffer.version&&(this.buffer.version=this.instanceMatrix.version)),this.instanceColor&&null!==this.bufferColor&&!0!==this.isStorageColor&&(this.bufferColor.clearUpdateRanges(),this.bufferColor.updateRanges.push(...this.instanceColor.updateRanges),this.instanceColor.version!==this.bufferColor.version&&(this.bufferColor.version=this.instanceColor.version)),null!==this.previousInstanceMatrixNode&&e.object.previousInstanceMatrix.array.set(this.instanceMatrix.array)}getPreviousInstancedPosition(e){const t=e.object;return null===this.previousInstanceMatrixNode&&(t.previousInstanceMatrix=this.instanceMatrix.clone(),this.previousInstanceMatrixNode=this._createInstanceMatrixNode(!1,e)),this.previousInstanceMatrixNode.mul(gC).xyz}_createInstanceMatrixNode(e,t){let n;const{instanceMatrix:r}=this,{count:i}=r;if(this.isStorageMatrix)n=CN(r,"mat4",Math.max(i,1)).element(PN);else{if(16*i*4<=t.getUniformBufferLimit())n=aE(r.array,"mat4",Math.max(i,1)).element(PN);else{const t=new jo(r.array,16,1);!0===e&&(this.buffer=t);const i=r.usage===qt?SM:TM,s=[i(t,"vec4",16,0),i(t,"vec4",16,4),i(t,"vec4",16,8),i(t,"vec4",16,12)];n=nT(...s)}}return n}}const BN=Ex(UN).setParameterLength(2,3);class FN extends UN{static get type(){return"InstancedMeshNode"}constructor(e){const{count:t,instanceMatrix:n,instanceColor:r}=e;super(t,n,r),this.instancedMesh=e}}const kN=Ex(FN).setParameterLength(1);class qN extends Lb{static get type(){return"BatchNode"}constructor(e){super("void"),this.batchMesh=e,this.batchingIdNode=null}setup(e){null===this.batchingIdNode&&(null===e.getDrawIndex()?this.batchingIdNode=PN:this.batchingIdNode=ON);const t=Dx(([e])=>{const t=kx(YM(iE(this.batchMesh._indirectTexture),0).x).toConst(),n=kx(e).mod(t).toConst(),r=kx(e).div(t).toConst();return iE(this.batchMesh._indirectTexture,Gx(n,r)).x}).setLayout({name:"getIndirectIndex",type:"uint",inputs:[{name:"id",type:"int"}]}),n=t(kx(this.batchingIdNode)),r=this.batchMesh._matricesTexture,i=kx(YM(iE(r),0).x).toConst(),s=Fx(n).mul(4).toInt().toConst(),a=s.mod(i).toConst(),o=s.div(i).toConst(),l=nT(iE(r,Gx(a,o)),iE(r,Gx(a.add(1),o)),iE(r,Gx(a.add(2),o)),iE(r,Gx(a.add(3),o))),u=this.batchMesh._colorsTexture;if(null!==u){const e=Dx(([e])=>{const t=kx(YM(iE(u),0).x).toConst(),n=e,r=n.mod(t).toConst(),i=n.div(t).toConst();return iE(u,Gx(r,i)).rgb}).setLayout({name:"getBatchingColor",type:"vec3",inputs:[{name:"id",type:"int"}]}),t=e(n);oT("vec3","vBatchColor").assign(t)}const c=tT(l);mC.assign(l.mul(mC));const h=EC.div(Wx(c[0].dot(c[0]),c[1].dot(c[1]),c[2].dot(c[2]))),d=c.mul(h).xyz;EC.assign(d),e.hasGeometryAttribute("tangent")&&vR.mulAssign(c)}}const VN=Ex(qN).setParameterLength(1),zN=new WeakMap;class GN extends Lb{static get type(){return"SkinningNode"}constructor(e){super("void"),this.skinnedMesh=e,this.updateType=wb.OBJECT,this.skinIndexNode=XM("skinIndex","uvec4"),this.skinWeightNode=XM("skinWeight","vec4"),this.bindMatrixNode=eR("bindMatrix","mat4"),this.bindMatrixInverseNode=eR("bindMatrixInverse","mat4"),this.boneMatricesNode=tR("skeleton.boneMatrices","mat4",e.skeleton.bones.length),this.positionNode=mC,this.toPositionNode=mC,this.previousBoneMatricesNode=null}getSkinnedPosition(e=this.boneMatricesNode,t=this.positionNode){const{skinIndexNode:n,skinWeightNode:r,bindMatrixNode:i,bindMatrixInverseNode:s}=this,a=e.element(n.x),o=e.element(n.y),l=e.element(n.z),u=e.element(n.w),c=i.mul(t),h=eS(a.mul(r.x).mul(c),o.mul(r.y).mul(c),l.mul(r.z).mul(c),u.mul(r.w).mul(c));return s.mul(h).xyz}getSkinnedNormalAndTangent(e=this.boneMatricesNode,t=EC,n=vR){const{skinIndexNode:r,skinWeightNode:i,bindMatrixNode:s,bindMatrixInverseNode:a}=this,o=e.element(r.x),l=e.element(r.y),u=e.element(r.z),c=e.element(r.w);let h=eS(i.x.mul(o),i.y.mul(l),i.z.mul(u),i.w.mul(c));h=a.mul(h).mul(s);return{skinNormal:h.transformDirection(t).xyz,skinTangent:h.transformDirection(n).xyz}}getPreviousSkinnedPosition(e){const t=e.object;return null===this.previousBoneMatricesNode&&(t.skeleton.previousBoneMatrices=new Float32Array(t.skeleton.boneMatrices),this.previousBoneMatricesNode=tR("skeleton.previousBoneMatrices","mat4",t.skeleton.bones.length)),this.getSkinnedPosition(this.previousBoneMatricesNode,gC)}setup(e){e.needsPreviousData()&&gC.assign(this.getPreviousSkinnedPosition(e));const t=this.getSkinnedPosition();if(this.toPositionNode&&this.toPositionNode.assign(t),e.hasGeometryAttribute("normal")){const{skinNormal:t,skinTangent:n}=this.getSkinnedNormalAndTangent();EC.assign(t),e.hasGeometryAttribute("tangent")&&vR.assign(n)}return t}generate(e,t){if("void"!==t)return super.generate(e,t)}update(e){const t=e.object&&e.object.skeleton?e.object.skeleton:this.skinnedMesh.skeleton;zN.get(t)!==e.frameId&&(zN.set(t,e.frameId),null!==this.previousBoneMatricesNode&&(null===t.previousBoneMatrices&&(t.previousBoneMatrices=new Float32Array(t.boneMatrices)),t.previousBoneMatrices.set(t.boneMatrices)),t.update())}}const HN=e=>new GN(e);class jN extends Lb{static get type(){return"LoopNode"}constructor(e=[]){super("void"),this.params=e}getVarName(e){return String.fromCharCode("i".charCodeAt(0)+e)}getProperties(e){const t=e.getNodeProperties(this);if(void 0!==t.stackNode)return t;const n={};for(let e=0,t=this.params.length-1;e<t;e++){const t=this.params[e],r=!0!==t.isNode&&t.name||this.getVarName(e),i=!0!==t.isNode&&t.type||"int";n[r]=BM(r,i)}const r=e.addStack(),i=this.params[this.params.length-1](n);t.returnsNode=i.context({nodeLoop:i}),t.stackNode=r;const s=this.params[0];if(!0!==s.isNode&&"function"==typeof s.update){const e=Dx(this.params[0].update)(n);t.updateNode=e.context({nodeLoop:e})}return e.removeStack(),t}setup(e){if(this.getProperties(e),e.fnCall){e.getDataFromNode(e.fnCall.shaderNode).hasLoop=!0}}generate(e){const t=this.getProperties(e),n=this.params,r=t.stackNode;for(let r=0,i=n.length-1;r<i;r++){const i=n[r];let s,a=!1,o=null,l=null,u=null,c=null,h=null,d=null;if(i.isNode?"bool"===i.getNodeType(e)?(a=!0,c="bool",l=i.build(e,c)):(c="int",u=this.getVarName(r),o="0",l=i.build(e,c),h="<"):(c=i.type||"int",u=i.name||this.getVarName(r),o=i.start,l=i.end,h=i.condition,d=i.update,"number"==typeof o?o=e.generateConst(c,o):o&&o.isNode&&(o=o.build(e,c)),"number"==typeof l?l=e.generateConst(c,l):l&&l.isNode&&(l=l.build(e,c)),void 0!==o&&void 0===l?(o+=" - 1",l="0",h=">="):void 0!==l&&void 0===o&&(o="0",h="<"),void 0===h&&(h=Number(o)>Number(l)?">=":"<")),a)s=`while ( ${l} )`;else{const n={start:o,end:l},r=n.start,i=n.end;let a;const A=()=>h.includes("<")?"+=":"-=";if(null!=d)switch(typeof d){case"function":a=e.flowStagesNode(t.updateNode,"void").code.replace(/\t|;/g,"");break;case"number":a=u+" "+A()+" "+e.generateConst(c,d);break;case"string":a=u+" "+d;break;default:d.isNode?a=u+" "+A()+" "+d.build(e):(en("TSL: 'Loop( { update: ... } )' is not a function, string or number.",this.stackTrace),a="break /* invalid update */")}else d="int"===c||"uint"===c?h.includes("<")?"++":"--":A()+" 1.",a=u+" "+d;s=`for ( ${e.getVar(c,u)+" = "+r}; ${u+" "+h+" "+i}; ${a} )`}e.addFlowCode((0===r?"\n":"")+e.tab+s+" {\n\n").addFlowTab()}const i=r.build(e,"void");t.returnsNode.build(e,"void"),e.removeFlowTab().addFlowCode("\n"+e.tab+i);for(let t=0,n=this.params.length-1;t<n;t++)e.addFlowCode((0===t?"":e.tab)+"}\n\n").removeFlowTab();e.addFlowTab()}}const WN=(...e)=>new jN(Mx(e,"int")).toStack(),XN=()=>BM("break").toStack(),$N=new WeakMap,QN=new Bn,YN=Dx(({bufferMap:e,influence:t,stride:n,width:r,depth:i,offset:s})=>{const a=kx(NN).mul(n).add(s),o=a.div(r),l=a.sub(o.mul(r));return iE(e,Gx(l,o)).depth(i).xyz.mul(t)});class KN extends Lb{static get type(){return"MorphNode"}constructor(e){super("void"),this.mesh=e,this.morphBaseInfluence=jT(1),this.updateType=wb.OBJECT}setup(e){const{geometry:t}=e,n=void 0!==t.morphAttributes.position,r=t.hasAttribute("normal")&&void 0!==t.morphAttributes.normal,i=t.morphAttributes.position||t.morphAttributes.normal||t.morphAttributes.color,s=void 0!==i?i.length:0,{texture:a,stride:o,size:l}=function(e){const t=void 0!==e.morphAttributes.position,n=void 0!==e.morphAttributes.normal,r=void 0!==e.morphAttributes.color,i=e.morphAttributes.position||e.morphAttributes.normal||e.morphAttributes.color,s=void 0!==i?i.length:0;let a=$N.get(e);if(void 0===a||a.count!==s){void 0!==a&&a.texture.dispose();const o=e.morphAttributes.position||[],l=e.morphAttributes.normal||[],u=e.morphAttributes.color||[];let c=0;!0===t&&(c=1),!0===n&&(c=2),!0===r&&(c=3);let h=e.attributes.position.count*c,d=1;const A=4096;h>A&&(d=Math.ceil(h/A),h=A);const p=new Float32Array(h*d*4*s),f=new qn(p,h,d,s);f.type=Me,f.needsUpdate=!0;const m=4*c;for(let _=0;_<s;_++){const v=o[_],y=l[_],b=u[_],x=h*d*4*_;for(let T=0;T<v.count;T++){const S=T*m;!0===t&&(QN.fromBufferAttribute(v,T),p[x+S+0]=QN.x,p[x+S+1]=QN.y,p[x+S+2]=QN.z,p[x+S+3]=0),!0===n&&(QN.fromBufferAttribute(y,T),p[x+S+4]=QN.x,p[x+S+5]=QN.y,p[x+S+6]=QN.z,p[x+S+7]=0),!0===r&&(QN.fromBufferAttribute(b,T),p[x+S+8]=QN.x,p[x+S+9]=QN.y,p[x+S+10]=QN.z,p[x+S+11]=4===b.itemSize?QN.w:1)}}function g(){f.dispose(),$N.delete(e),e.removeEventListener("dispose",g)}a={count:s,texture:f,stride:c,size:new mn(h,d)},$N.set(e,a),e.addEventListener("dispose",g)}return a}(t);!0===n&&mC.mulAssign(this.morphBaseInfluence),!0===r&&EC.mulAssign(this.morphBaseInfluence);const u=kx(l.width);WN(s,({i:e})=>{const t=Fx(0).toVar();this.mesh.count>1&&null!==this.mesh.morphTexture&&void 0!==this.mesh.morphTexture?t.assign(iE(this.mesh.morphTexture,Gx(kx(e).add(1),kx(PN))).r):t.assign(eR("morphTargetInfluences","float").element(e).toVar()),Ox(t.notEqual(0),()=>{!0===n&&mC.addAssign(YN({bufferMap:a,influence:t,stride:o,width:u,depth:e,offset:kx(0)})),!0===r&&EC.addAssign(YN({bufferMap:a,influence:t,stride:o,width:u,depth:e,offset:kx(1)}))})})}update(){const e=this.morphBaseInfluence;this.mesh.geometry.morphTargetsRelative?e.value=1:e.value=1-this.mesh.morphTargetInfluences.reduce((e,t)=>e+t,0)}}const ZN=Ex(KN).setParameterLength(1);class JN extends Lb{static get type(){return"LightingNode"}constructor(){super("vec3"),this.isLightingNode=!0}}class eP extends JN{static get type(){return"AONode"}constructor(e=null){super(),this.aoNode=e}setup(e){e.context.ambientOcclusion.mulAssign(this.aoNode)}}class tP extends zw{static get type(){return"LightingContextNode"}constructor(e,t=null,n=null,r=null){super(e),this.lightingModel=t,this.backdropNode=n,this.backdropAlphaNode=r,this._value=null}getContext(){const{backdropNode:e,backdropAlphaNode:t}=this,n={directDiffuse:Wx().toVar("directDiffuse"),directSpecular:Wx().toVar("directSpecular"),indirectDiffuse:Wx().toVar("indirectDiffuse"),indirectSpecular:Wx().toVar("indirectSpecular")};return{radiance:Wx().toVar("radiance"),irradiance:Wx().toVar("irradiance"),iblIrradiance:Wx().toVar("iblIrradiance"),ambientOcclusion:Fx(1).toVar("ambientOcclusion"),reflectedLight:n,backdrop:e,backdropAlpha:t}}setup(e){return this.value=this._value||(this._value=this.getContext()),this.value.lightingModel=this.lightingModel||e.context.lightingModel,super.setup(e)}}const nP=Ex(tP);class rP extends JN{static get type(){return"IrradianceNode"}constructor(e){super(),this.node=e}setup(e){e.context.irradiance.addAssign(this.node)}}const iP=new mn;class sP extends tE{static get type(){return"ViewportTextureNode"}constructor(e=fE,t=null,n=null){let r=null;null===n?(r=new Ps,r.minFilter=ve,n=r):r=n,super(n,e,t),this.generateMipmaps=!1,this.defaultFramebuffer=r,this.isOutputTextureNode=!0,this.updateBeforeType=wb.RENDER,this._cacheTextures=new WeakMap}getTextureForReference(e=null){let t,n;if(this.referenceNode?(t=this.referenceNode.defaultFramebuffer,n=this.referenceNode._cacheTextures):(t=this.defaultFramebuffer,n=this._cacheTextures),null===e)return t;if(!1===n.has(e)){const r=t.clone();n.set(e,r)}return n.get(e)}updateReference(e){const t=e.renderer.getRenderTarget();return this.value=this.getTextureForReference(t),this.value}updateBefore(e){const t=e.renderer,n=t.getRenderTarget();null===n?t.getDrawingBufferSize(iP):iP.set(n.width,n.height);const r=this.getTextureForReference(n);r.image.width===iP.width&&r.image.height===iP.height||(r.image.width=iP.width,r.image.height=iP.height,r.needsUpdate=!0);const i=r.generateMipmaps;r.generateMipmaps=this.generateMipmaps,t.copyFramebufferToTexture(r),r.generateMipmaps=i}clone(){const e=new this.constructor(this.uvNode,this.levelNode,this.value);return e.generateMipmaps=this.generateMipmaps,e}}const aP=Ex(sP).setParameterLength(0,3),oP=Ex(sP,null,null,{generateMipmaps:!0}).setParameterLength(0,3),lP=oP(),uP=(e=fE,t=null)=>lP.sample(e,t);let cP=null;class hP extends sP{static get type(){return"ViewportDepthTextureNode"}constructor(e=fE,t=null){null===cP&&(cP=new Ls),super(e,t,cP)}getTextureForReference(){return cP}}const dP=Ex(hP).setParameterLength(0,2);class AP extends Lb{static get type(){return"ViewportDepthNode"}constructor(e,t=null){super("float"),this.scope=e,this.valueNode=t,this.isViewportDepthNode=!0}generate(e){const{scope:t}=this;return t===AP.DEPTH_BASE?e.getFragDepth():super.generate(e)}setup({camera:e}){const{scope:t}=this,n=this.valueNode;let r=null;if(t===AP.DEPTH_BASE)null!==n&&(r=yP().assign(n));else if(t===AP.DEPTH)r=e.isPerspectiveCamera?mP(yC.z,FE,kE):pP(yC.z,FE,kE);else if(t===AP.LINEAR_DEPTH)if(null!==n)if(e.isPerspectiveCamera){const e=_P(n,FE,kE);r=pP(e,FE,kE)}else r=n;else r=pP(yC.z,FE,kE);return r}}AP.DEPTH_BASE="depthBase",AP.DEPTH="depth",AP.LINEAR_DEPTH="linearDepth";const pP=(e,t,n)=>e.add(t).div(t.sub(n)),fP=Dx(([e,t,n],r)=>!0===r.renderer.reversedDepthBuffer?n.sub(t).mul(e).sub(n):t.sub(n).mul(e).sub(t)),mP=(e,t,n)=>t.add(e).mul(n).div(n.sub(t).mul(e)),gP=(e,t,n)=>t.mul(e.add(n)).div(e.mul(t.sub(n))),_P=Dx(([e,t,n],r)=>!0===r.renderer.reversedDepthBuffer?t.mul(n).div(t.sub(n).mul(e).sub(t)):t.mul(n).div(n.sub(t).mul(e).sub(n))),vP=(e,t,n)=>{t=t.max(1e-6).toVar();const r=qS(e.negate().div(t)),i=qS(n.div(t));return r.div(i)},yP=Ex(AP,AP.DEPTH_BASE),bP=Cx(AP,AP.DEPTH),xP=Ex(AP,AP.LINEAR_DEPTH).setParameterLength(0,1),TP=xP(dP());bP.assign=e=>yP(e);class SP extends Lb{static get type(){return"ClippingNode"}constructor(e=SP.DEFAULT){super(),this.scope=e}setup(e){super.setup(e);const t=e.clippingContext,{intersectionPlanes:n,unionPlanes:r}=t;return this.hardwareClipping=e.material.hardwareClipping,this.scope===SP.ALPHA_TO_COVERAGE?this.setupAlphaToCoverage(n,r):this.scope===SP.HARDWARE?this.setupHardwareClipping(r,e):this.setupDefault(n,r)}setupAlphaToCoverage(e,t){return Dx(()=>{const n=Fx().toVar("distanceToPlane"),r=Fx().toVar("distanceToGradient"),i=Fx(1).toVar("clipOpacity"),s=t.length;if(!1===this.hardwareClipping&&s>0){const e=uE(t).setGroup(zT);WN(s,({i:t})=>{const s=e.element(t);n.assign(yC.dot(s.xyz).negate().add(s.w)),r.assign(n.fwidth().div(2)),i.mulAssign(Dw(r.negate(),r,n))})}const a=e.length;if(a>0){const t=uE(e).setGroup(zT),s=Fx(1).toVar("intersectionClipOpacity");WN(a,({i:e})=>{const i=t.element(e);n.assign(yC.dot(i.xyz).negate().add(i.w)),r.assign(n.fwidth().div(2)),s.mulAssign(Dw(r.negate(),r,n).oneMinus())}),i.mulAssign(s.oneMinus())}lT.a.mulAssign(i),lT.a.equal(0).discard()})()}setupDefault(e,t){return Dx(()=>{const n=t.length;if(!1===this.hardwareClipping&&n>0){const e=uE(t).setGroup(zT);WN(n,({i:t})=>{const n=e.element(t);yC.dot(n.xyz).greaterThan(n.w).discard()})}const r=e.length;if(r>0){const t=uE(e).setGroup(zT),n=Vx(!0).toVar("clipped");WN(r,({i:e})=>{const r=t.element(e);n.assign(yC.dot(r.xyz).greaterThan(r.w).and(n))}),n.discard()}})()}setupHardwareClipping(e,t){const n=e.length;return t.enableHardwareClipping(n),Dx(()=>{const r=uE(e).setGroup(zT),i=cE(t.getClipDistance());WN(n,({i:e})=>{const t=r.element(e),n=yC.dot(t.xyz).sub(t.w).negate();i.element(e).assign(n)})})()}}SP.ALPHA_TO_COVERAGE="alphaToCoverage",SP.DEFAULT="default",SP.HARDWARE="hardware";const wP=Dx(([e])=>WS(nS(1e4,XS(nS(17,e.x).add(nS(.1,e.y)))).mul(eS(.1,JS(XS(nS(13,e.y).add(e.x))))))),MP=Dx(([e])=>wP(zx(wP(e.xy),e.z))),EP=Dx(([e])=>{const t=pw(tw(iw(e.xyz)),tw(sw(e.xyz))),n=Fx(1).div(Fx(.05).mul(t)).toVar("pixScale"),r=zx(FS(GS(qS(n))),FS(HS(qS(n)))),i=zx(MP(GS(r.x.mul(e.xyz))),MP(GS(r.y.mul(e.xyz)))),s=WS(qS(n)),a=eS(nS(s.oneMinus(),i.x),nS(s,i.y)),o=Aw(s,s.oneMinus()),l=Wx(a.mul(a).div(nS(2,o).mul(tS(1,o))),a.sub(nS(.5,o)).div(tS(1,o)),tS(1,tS(1,a).mul(tS(1,a)).div(nS(2,o).mul(tS(1,o))))),u=a.lessThan(o.oneMinus()).select(a.lessThan(o).select(l.x,l.y),l.z);return Rw(u,1e-6,1)}).setLayout({name:"getAlphaHashThreshold",type:"float",inputs:[{name:"position",type:"vec3"}]});class CP extends WM{static get type(){return"VertexColorNode"}constructor(e){super(null,"vec4"),this.isVertexColorNode=!0,this.index=e}getAttributeName(){const e=this.index;return"color"+(e>0?e:"")}generate(e){const t=this.getAttributeName(e);let n;return n=!0===e.hasGeometryAttribute(t)?super.generate(e):e.generateConst(this.nodeType,new Bn(1,1,1,1)),n}serialize(e){super.serialize(e),e.index=this.index}deserialize(e){super.deserialize(e),this.index=e.index}}const RP=(e=0)=>new CP(e),NP=Dx(([e,t])=>Aw(1,e.oneMinus().div(t)).oneMinus()).setLayout({name:"blendBurn",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),PP=Dx(([e,t])=>Aw(e.div(t.oneMinus()),1)).setLayout({name:"blendDodge",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),DP=Dx(([e,t])=>e.oneMinus().mul(t.oneMinus()).oneMinus()).setLayout({name:"blendScreen",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),LP=Dx(([e,t])=>Cw(e.mul(2).mul(t),e.oneMinus().mul(2).mul(t.oneMinus()).oneMinus(),fw(.5,e))).setLayout({name:"blendOverlay",type:"vec3",inputs:[{name:"base",type:"vec3"},{name:"blend",type:"vec3"}]}),IP=Dx(([e,t])=>{const n=t.a.add(e.a.mul(t.a.oneMinus()));return Yx(t.rgb.mul(t.a).add(e.rgb.mul(e.a).mul(t.a.oneMinus())).div(n),n)}).setLayout({name:"blendColor",type:"vec4",inputs:[{name:"base",type:"vec4"},{name:"blend",type:"vec4"}]}),OP=Dx(([e])=>Yx(e.rgb.mul(e.a),e.a),{color:"vec4",return:"vec4"}),UP=Dx(([e])=>(Ox(e.a.equal(0),()=>Yx(0)),Yx(e.rgb.div(e.a),e.a)),{color:"vec4",return:"vec4"});class BP extends Ri{static get type(){return"NodeMaterial"}get type(){return this.constructor.type}set type(e){}constructor(){super(),this.isNodeMaterial=!0,this.fog=!0,this.lights=!1,this.hardwareClipping=!1,this.lightsNode=null,this.envNode=null,this.aoNode=null,this.colorNode=null,this.normalNode=null,this.opacityNode=null,this.backdropNode=null,this.backdropAlphaNode=null,this.alphaTestNode=null,this.maskNode=null,this.maskShadowNode=null,this.positionNode=null,this.geometryNode=null,this.depthNode=null,this.receivedShadowPositionNode=null,this.castShadowPositionNode=null,this.receivedShadowNode=null,this.castShadowNode=null,this.outputNode=null,this.mrtNode=null,this.fragmentNode=null,this.vertexNode=null,this.contextNode=null}_getNodeChildren(){const e=[];for(const t of Object.getOwnPropertyNames(this)){if(!0===t.startsWith("_"))continue;const n=this[t];n&&!0===n.isNode&&e.push({property:t,childNode:n})}return e}customProgramCacheKey(){const e=[];for(const{property:t,childNode:n}of this._getNodeChildren())e.push(hb(t.slice(0,-4)),n.getCacheKey());return this.type+db(e)}build(e){this.setup(e)}setupObserver(e){return new ob(e)}setup(e){e.context.setupNormal=()=>tM(this.setupNormal(e),"NORMAL","vec3"),e.context.setupPositionView=()=>this.setupPositionView(e),e.context.setupModelViewProjection=()=>this.setupModelViewProjection(e);const t=e.renderer,n=t.getRenderTarget();!0===t.contextNode.isContextNode?e.context={...e.context,...t.contextNode.getFlowContextData()}:en('NodeMaterial: "renderer.contextNode" must be an instance of `context()`.'),null!==this.contextNode&&(!0===this.contextNode.isContextNode?e.context={...e.context,...this.contextNode.getFlowContextData()}:en('NodeMaterial: "material.contextNode" must be an instance of `context()`.')),e.addStack();const r=this.setupVertex(e),i=tM(this.vertexNode||r,"VERTEX");let s;e.context.clipSpace=i,e.stack.outputNode=i,this.setupHardwareClipping(e),null!==this.geometryNode&&(e.stack.outputNode=e.stack.outputNode.bypass(this.geometryNode)),e.addFlow("vertex",e.removeStack()),e.addStack();const a=this.setupClipping(e);if(!0!==this.depthWrite&&!0!==this.depthTest||(null!==n?!0===n.depthBuffer&&this.setupDepth(e):!0===t.depth&&this.setupDepth(e)),null===this.fragmentNode){this.setupDiffuseColor(e),this.setupVariants(e);const r=this.setupLighting(e);null!==a&&e.stack.addToStack(a);const i=Yx(r,lT.a).max(0);s=this.setupOutput(e,i),CT.assign(s);const o=null!==this.outputNode;if(o&&(s=this.outputNode),e.context.getOutput&&(s=e.context.getOutput(s,e)),null!==n){const e=t.getMRT(),n=this.mrtNode;null!==e?(o&&CT.assign(s),s=e,null!==n&&(s=e.merge(n))):null!==n&&(s=n)}}else{let t=this.fragmentNode;!0!==t.isOutputStructNode&&(t=Yx(t)),s=this.setupOutput(e,t)}e.stack.outputNode=s,e.addFlow("fragment",e.removeStack()),e.observer=this.setupObserver(e)}setupClipping(e){if(null===e.clippingContext)return null;const{unionPlanes:t,intersectionPlanes:n}=e.clippingContext;let r=null;if(t.length>0||n.length>0){const t=e.renderer.currentSamples;this.alphaToCoverage&&t>1?r=new SP(SP.ALPHA_TO_COVERAGE):e.stack.addToStack(new SP)}return r}setupHardwareClipping(e){if(this.hardwareClipping=!1,null===e.clippingContext)return;const t=e.clippingContext.unionPlanes.length;t>0&&t<=8&&e.isAvailable("clipDistance")&&(e.stack.addToStack(new SP(SP.HARDWARE)),this.hardwareClipping=!0)}setupDepth(e){const{renderer:t,camera:n}=e;let r=this.depthNode;if(null===r){const e=t.getMRT();e&&e.has("depth")?r=e.get("depth"):!0===t.logarithmicDepthBuffer&&(r=n.isPerspectiveCamera?vP(yC.z,FE,kE):pP(yC.z,FE,kE))}null!==r&&bP.assign(r).toStack()}setupPositionView(){return cC.mul(mC).xyz}setupModelViewProjection(){return qE.mul(yC)}setupVertex(e){return e.addStack(),this.setupPosition(e),e.context.position=e.removeStack(),SN}setupPosition(e){const{object:t,geometry:n}=e;if((n.morphAttributes.position||n.morphAttributes.normal||n.morphAttributes.color)&&ZN(t).toStack(),!0===t.isSkinnedMesh&&HN(t).toStack(),this.displacementMap){const e=rR("displacementMap","texture"),t=rR("displacementScale","float"),n=rR("displacementBias","float");mC.addAssign(EC.normalize().mul(e.x.mul(t).add(n)))}return t.isBatchedMesh&&VN(t).toStack(),t.isInstancedMesh&&t.instanceMatrix&&!0===t.instanceMatrix.isInstancedBufferAttribute&&kN(t).toStack(),null!==this.positionNode&&mC.assign(tM(this.positionNode,"POSITION","vec3")),mC}setupDiffuseColor(e){const{object:t,geometry:n}=e;null!==this.maskNode&&Vx(this.maskNode).not().discard();let r=this.colorNode?Yx(this.colorNode):VR;if(!0===this.vertexColors&&n.hasAttribute("color")&&(r=r.mul(RP())),t.instanceColor){r=oT("vec3","vInstanceColor").mul(r)}if(t.isBatchedMesh&&t._colorsTexture){r=oT("vec3","vBatchColor").mul(r)}lT.assign(r);const i=this.opacityNode?Fx(this.opacityNode):HR;lT.a.assign(lT.a.mul(i));let s=null;(null!==this.alphaTestNode||this.alphaTest>0)&&(s=null!==this.alphaTestNode?Fx(this.alphaTestNode):qR,!0===this.alphaToCoverage?(lT.a=Dw(s,s.add(uw(lT.a)),lT.a),lT.a.lessThanEqual(0).discard()):lT.a.lessThanEqual(s).discard()),!0===this.alphaHash&&lT.a.lessThan(EP(mC)).discard(),e.isOpaque()&&lT.a.assign(1)}setupVariants(){}setupOutgoingLight(){return!0===this.lights?Wx(0):lT.rgb}setupNormal(){return this.normalNode?Wx(this.normalNode):ZR}setupEnvironment(){let e=null;return this.envNode?e=this.envNode:this.envMap&&(e=this.envMap.isCubeTexture?rR("envMap","cubeTexture"):rR("envMap","texture")),e}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new rP(bN)),t}setupLights(e){const t=[],n=this.setupEnvironment(e);n&&n.isLightingNode&&t.push(n);const r=this.setupLightMap(e);r&&r.isLightingNode&&t.push(r);let i=this.aoNode;null===i&&e.material.aoMap&&(i=xN),e.context.getAO&&(i=e.context.getAO(i,e)),i&&t.push(new eP(i));let s=this.lightsNode||e.lightsNode;return t.length>0&&(s=e.renderer.lighting.createNode([...s.getLights(),...t])),s}setupLightingModel(){}setupLighting(e){const{material:t}=e,{backdropNode:n,backdropAlphaNode:r,emissiveNode:i}=this,s=!0===this.lights||null!==this.lightsNode?this.setupLights(e):null;let a=this.setupOutgoingLight(e);if(s&&s.getScope().hasLights){const t=this.setupLightingModel(e)||null;a=nP(s,t,n,r)}else null!==n&&(a=Wx(null!==r?Cw(a,n,r):n));return(i&&!0===i.isNode||t.emissive&&!0===t.emissive.isColor)&&(cT.assign(Wx(i||GR)),a=a.add(cT)),a}setupFog(e,t){const n=e.fogNode;return n&&(CT.assign(t),t=Yx(n.toVar())),t}setupPremultipliedAlpha(e,t){return OP(t)}setupOutput(e,t){return!0===this.fog&&(t=this.setupFog(e,t)),!0===this.premultipliedAlpha&&(t=this.setupPremultipliedAlpha(e,t)),t}setDefaultValues(e){for(const t in e){const n=e[t];void 0===this[t]&&(this[t]=n,n&&n.clone&&(this[t]=n.clone()))}const t=Object.getOwnPropertyDescriptors(e.constructor.prototype);for(const e in t)void 0===Object.getOwnPropertyDescriptor(this.constructor.prototype,e)&&void 0!==t[e].get&&Object.defineProperty(this.constructor.prototype,e,t[e])}toJSON(e){const t=void 0===e||"string"==typeof e;t&&(e={textures:{},images:{},nodes:{}});const n=Ri.prototype.toJSON.call(this,e);n.inputNodes={};for(const{property:t,childNode:r}of this._getNodeChildren())n.inputNodes[t]=r.toJSON(e).uuid;function r(e){const t=[];for(const n in e){const r=e[n];delete r.metadata,t.push(r)}return t}if(t){const t=r(e.textures),i=r(e.images),s=r(e.nodes);t.length>0&&(n.textures=t),i.length>0&&(n.images=i),s.length>0&&(n.nodes=s)}return n}copy(e){return this.lightsNode=e.lightsNode,this.envNode=e.envNode,this.aoNode=e.aoNode,this.colorNode=e.colorNode,this.normalNode=e.normalNode,this.opacityNode=e.opacityNode,this.backdropNode=e.backdropNode,this.backdropAlphaNode=e.backdropAlphaNode,this.alphaTestNode=e.alphaTestNode,this.maskNode=e.maskNode,this.maskShadowNode=e.maskShadowNode,this.positionNode=e.positionNode,this.geometryNode=e.geometryNode,this.depthNode=e.depthNode,this.receivedShadowPositionNode=e.receivedShadowPositionNode,this.castShadowPositionNode=e.castShadowPositionNode,this.receivedShadowNode=e.receivedShadowNode,this.castShadowNode=e.castShadowNode,this.outputNode=e.outputNode,this.mrtNode=e.mrtNode,this.fragmentNode=e.fragmentNode,this.vertexNode=e.vertexNode,this.contextNode=e.contextNode,super.copy(e)}}const FP=new ds;class kP extends BP{static get type(){return"LineBasicNodeMaterial"}constructor(e){super(),this.isLineBasicNodeMaterial=!0,this.setDefaultValues(FP),this.setValues(e)}}const qP=new io;class VP extends BP{static get type(){return"LineDashedNodeMaterial"}constructor(e){super(),this.isLineDashedNodeMaterial=!0,this.setDefaultValues(qP),this.dashOffset=0,this.offsetNode=null,this.dashScaleNode=null,this.dashSizeNode=null,this.gapSizeNode=null,this.setValues(e)}setupVariants(){const e=this.offsetNode?Fx(this.offsetNode):_N,t=this.dashScaleNode?Fx(this.dashScaleNode):pN,n=this.dashSizeNode?Fx(this.dashSizeNode):fN,r=this.gapSizeNode?Fx(this.gapSizeNode):mN;RT.assign(n),NT.assign(r);const i=rM(XM("lineDistance").mul(t));(e?i.add(e):i).mod(RT.add(NT)).greaterThan(RT).discard()}}const zP=new Ja;class GP extends BP{static get type(){return"MeshNormalNodeMaterial"}constructor(e){super(),this.isMeshNormalNodeMaterial=!0,this.setDefaultValues(zP),this.setValues(e)}setupDiffuseColor(){const e=this.opacityNode?Fx(this.opacityNode):HR;lT.assign(cM(Yx(NR(PC),e),Mt))}}const HP=Dx(([e=vC])=>{const t=e.z.atan(e.x).mul(1/(2*Math.PI)).add(.5),n=e.y.clamp(-1,1).asin().mul(1/Math.PI).add(.5);return zx(t,n)});class jP extends Fn{constructor(e=1,t={}){super(e,e,t),this.isCubeRenderTarget=!0;const n={width:e,height:e,depth:1},r=[n,n,n,n,n,n];this.texture=new Ds(r),this._setTextureOptions(t),this.texture.isRenderTargetTexture=!0}fromEquirectangularTexture(e,t){const n=t.minFilter,r=t.generateMipmaps;t.generateMipmaps=!0,this.texture.type=t.type,this.texture.colorSpace=t.colorSpace,this.texture.generateMipmaps=t.generateMipmaps,this.texture.minFilter=t.minFilter,this.texture.magFilter=t.magFilter;const i=new Us(5,5,5),s=HP(vC),a=new BP;a.colorNode=rE(t,s,0),a.side=1,a.blending=0;const o=new Ki(i,a),l=new wr;l.add(o),t.minFilter===ve&&(t.minFilter=ge);const u=new Vo(1,10,this),c=e.getMRT();return e.setMRT(null),u.update(e,l),e.setMRT(c),t.minFilter=n,t.currentGenerateMipmaps=r,o.geometry.dispose(),o.material.dispose(),this}clear(e,t=!0,n=!0,r=!0){const i=e.getRenderTarget();for(let i=0;i<6;i++)e.setRenderTarget(this,i),e.clear(t,n,r);e.setRenderTarget(i)}}const WP=new WeakMap;class XP extends Ub{static get type(){return"CubeMapNode"}constructor(e){super("vec3"),this.envNode=e,this._cubeTexture=null,this._cubeTextureNode=KC(null);const t=new Ds;t.isRenderTargetTexture=!0,this._defaultTexture=t,this.updateBeforeType=wb.RENDER}updateBefore(e){const{renderer:t,material:n}=e,r=this.envNode;if(r.isTextureNode||r.isMaterialReferenceNode){const e=r.isTextureNode?r.value:n[r.property];if(e&&e.isTexture){const n=e.mapping;if(n===le||n===ue){if(WP.has(e)){const t=WP.get(e);QP(t,e.mapping),this._cubeTexture=t}else{const n=e.image;if(function(e){return null!=e&&e.height>0}(n)){const r=new jP(n.height);r.fromEquirectangularTexture(t,e),QP(r.texture,e.mapping),this._cubeTexture=r.texture,WP.set(e,r.texture),e.addEventListener("dispose",$P)}else this._cubeTexture=this._defaultTexture}this._cubeTextureNode.value=this._cubeTexture}else this._cubeTextureNode=this.envNode}}}setup(e){return this.updateBefore(e),this._cubeTextureNode}}function $P(e){const t=e.target;t.removeEventListener("dispose",$P);const n=WP.get(t);void 0!==n&&(WP.delete(t),n.dispose())}function QP(e,t){t===le?e.mapping=ae:t===ue&&(e.mapping=oe)}const YP=Ex(XP).setParameterLength(1);class KP extends JN{static get type(){return"BasicEnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){e.context.environment=YP(this.envNode)}}class ZP extends JN{static get type(){return"BasicLightMapNode"}constructor(e=null){super(),this.lightMapNode=e}setup(e){const t=Fx(1/Math.PI);e.context.irradianceLightMap=this.lightMapNode.mul(t)}}class JP{start(e){e.lightsNode.setupLights(e,e.lightsNode.getLightNodes(e)),this.indirect(e)}finish(){}direct(){}directRectArea(){}indirect(){}ambientOcclusion(){}}class eD extends JP{constructor(){super()}indirect({context:e}){const t=e.ambientOcclusion,n=e.reflectedLight,r=e.irradianceLightMap;n.indirectDiffuse.assign(Yx(0)),r?n.indirectDiffuse.addAssign(r):n.indirectDiffuse.addAssign(Yx(1,1,1,0)),n.indirectDiffuse.mulAssign(t),n.indirectDiffuse.mulAssign(lT.rgb)}finish(e){const{material:t,context:n}=e,r=n.outgoingLight,i=e.context.environment;if(i)switch(t.combine){case 0:r.rgb.assign(Cw(r.rgb,r.rgb.mul(i.rgb),$R.mul(QR)));break;case 1:r.rgb.assign(Cw(r.rgb,i.rgb,$R.mul(QR)));break;case 2:r.rgb.addAssign(i.rgb.mul($R.mul(QR)));break;default:Jt("BasicLightingModel: Unsupported .combine value:",t.combine)}}}const tD=new ki;class nD extends BP{static get type(){return"MeshBasicNodeMaterial"}constructor(e){super(),this.isMeshBasicNodeMaterial=!0,this.lights=!0,this.setDefaultValues(tD),this.setValues(e)}setupNormal(){return wC(RC)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new KP(t):null}setupLightMap(e){let t=null;return e.material.lightMap&&(t=new ZP(bN)),t}setupOutgoingLight(){return lT.rgb}setupLightingModel(){return new eD}}const rD=Dx(({f0:e,f90:t,dotVH:n})=>{const r=n.mul(-5.55473).sub(6.98316).mul(n).exp2();return e.mul(r.oneMinus()).add(t.mul(r))}),iD=Dx(e=>e.diffuseColor.mul(1/Math.PI)),sD=Dx(({dotNH:e})=>ET.mul(Fx(.5)).add(1).mul(Fx(1/Math.PI)).mul(e.pow(ET))),aD=Dx(({lightDirection:e})=>{const t=e.add(bC).normalize(),n=PC.dot(t).clamp(),r=bC.dot(t).clamp(),i=rD({f0:ST,f90:1,dotVH:r}),s=Fx(.25),a=sD({dotNH:n});return i.mul(s).mul(a)});class oD extends eD{constructor(e=!0){super(),this.specular=e}direct({lightDirection:e,lightColor:t,reflectedLight:n}){const r=PC.dot(e).clamp().mul(t);n.directDiffuse.addAssign(r.mul(iD({diffuseColor:lT.rgb}))),!0===this.specular&&n.directSpecular.addAssign(r.mul(aD({lightDirection:e})).mul($R))}indirect(e){const{ambientOcclusion:t,irradiance:n,reflectedLight:r}=e.context;r.indirectDiffuse.addAssign(n.mul(iD({diffuseColor:lT}))),r.indirectDiffuse.mulAssign(t)}}const lD=new eo;class uD extends BP{static get type(){return"MeshLambertNodeMaterial"}constructor(e){super(),this.isMeshLambertNodeMaterial=!0,this.lights=!0,this.setDefaultValues(lD),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new KP(t):null}setupLightingModel(){return new oD(!1)}}const cD=new Ka;class hD extends BP{static get type(){return"MeshPhongNodeMaterial"}constructor(e){super(),this.isMeshPhongNodeMaterial=!0,this.lights=!0,this.shininessNode=null,this.specularNode=null,this.setDefaultValues(cD),this.setValues(e)}setupEnvironment(e){const t=super.setupEnvironment(e);return t?new KP(t):null}setupLightingModel(){return new oD}setupVariants(){const e=(this.shininessNode?Fx(this.shininessNode):zR).max(1e-4);ET.assign(e);const t=this.specularNode||jR;ST.assign(t)}copy(e){return this.shininessNode=e.shininessNode,this.specularNode=e.specularNode,super.copy(e)}}const dD=Dx(e=>{if(!1===e.geometry.hasAttribute("normal"))return Fx(0);const t=RC.dFdx().abs().max(RC.dFdy().abs());return t.x.max(t.y).max(t.z)}),AD=Dx(e=>{const{roughness:t}=e,n=dD();let r=t.max(.0525);return r=r.add(n),r=r.min(1),r}),pD=Dx(({alpha:e,dotNL:t,dotNV:n})=>{const r=e.pow2(),i=t.mul(r.add(r.oneMinus().mul(n.pow2())).sqrt()),s=n.mul(r.add(r.oneMinus().mul(t.pow2())).sqrt());return rS(.5,i.add(s).max(ES))}).setLayout({name:"V_GGX_SmithCorrelated",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNL",type:"float"},{name:"dotNV",type:"float"}]}),fD=Dx(({alphaT:e,alphaB:t,dotTV:n,dotBV:r,dotTL:i,dotBL:s,dotNV:a,dotNL:o})=>{const l=o.mul(Wx(e.mul(n),t.mul(r),a).length()),u=a.mul(Wx(e.mul(i),t.mul(s),o).length());return rS(.5,l.add(u))}).setLayout({name:"V_GGX_SmithCorrelated_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotTV",type:"float",qualifier:"in"},{name:"dotBV",type:"float",qualifier:"in"},{name:"dotTL",type:"float",qualifier:"in"},{name:"dotBL",type:"float",qualifier:"in"},{name:"dotNV",type:"float",qualifier:"in"},{name:"dotNL",type:"float",qualifier:"in"}]}),mD=Dx(({alpha:e,dotNH:t})=>{const n=e.pow2(),r=t.pow2().mul(n.oneMinus()).oneMinus();return n.div(r.pow2()).mul(1/Math.PI)}).setLayout({name:"D_GGX",type:"float",inputs:[{name:"alpha",type:"float"},{name:"dotNH",type:"float"}]}),gD=Fx(1/Math.PI),_D=Dx(({alphaT:e,alphaB:t,dotNH:n,dotTH:r,dotBH:i})=>{const s=e.mul(t),a=Wx(t.mul(r),e.mul(i),s.mul(n)),o=a.dot(a),l=s.div(o);return gD.mul(s.mul(l.pow2()))}).setLayout({name:"D_GGX_Anisotropic",type:"float",inputs:[{name:"alphaT",type:"float",qualifier:"in"},{name:"alphaB",type:"float",qualifier:"in"},{name:"dotNH",type:"float",qualifier:"in"},{name:"dotTH",type:"float",qualifier:"in"},{name:"dotBH",type:"float",qualifier:"in"}]}),vD=Dx(({lightDirection:e,f0:t,f90:n,roughness:r,f:i,normalView:s=PC,USE_IRIDESCENCE:a,USE_ANISOTROPY:o})=>{const l=r.pow2(),u=e.add(bC).normalize(),c=s.dot(e).clamp(),h=s.dot(bC).clamp(),d=s.dot(u).clamp(),A=bC.dot(u).clamp();let p,f,m=rD({f0:t,f90:n,dotVH:A});if(yx(a)&&(m=gT.mix(m,i)),yx(o)){const t=xT.dot(e),n=xT.dot(bC),r=xT.dot(u),i=TT.dot(e),s=TT.dot(bC),a=TT.dot(u);p=fD({alphaT:yT,alphaB:l,dotTV:n,dotBV:s,dotTL:t,dotBL:i,dotNV:h,dotNL:c}),f=_D({alphaT:yT,alphaB:l,dotNH:d,dotTH:r,dotBH:a})}else p=pD({alpha:l,dotNL:c,dotNV:h}),f=mD({alpha:l,dotNH:d});return m.mul(p).mul(f)}),yD=new 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bD=null;const xD=Dx(({roughness:e,dotNV:t})=>{null===bD&&(bD=new Ji(yD,16,16,qe,Ee),bD.name="DFG_LUT",bD.minFilter=ge,bD.magFilter=ge,bD.wrapS=de,bD.wrapT=de,bD.generateMipmaps=!1,bD.needsUpdate=!0);const n=zx(e,t);return rE(bD,n).rg}),TD=Dx(({lightDirection:e,f0:t,f90:n,roughness:r,f:i,USE_IRIDESCENCE:s,USE_ANISOTROPY:a})=>{const o=vD({lightDirection:e,f0:t,f90:n,roughness:r,f:i,USE_IRIDESCENCE:s,USE_ANISOTROPY:a}),l=PC.dot(e).clamp(),u=PC.dot(bC).clamp(),c=xD({roughness:r,dotNV:u}),h=xD({roughness:r,dotNV:l}),d=t.mul(c.x).add(n.mul(c.y)),A=t.mul(h.x).add(n.mul(h.y)),p=c.x.add(c.y),f=h.x.add(h.y),m=Fx(1).sub(p),g=Fx(1).sub(f),_=t.add(t.oneMinus().mul(.047619)),v=d.mul(A).mul(_).div(Fx(1).sub(m.mul(g).mul(_).mul(_)).add(ES)),y=m.mul(g),b=v.mul(y);return o.add(b)}),SD=Dx(e=>{const{dotNV:t,specularColor:n,specularF90:r,roughness:i}=e,s=xD({dotNV:t,roughness:i});return n.mul(s.x).add(r.mul(s.y))}),wD=Dx(({f:e,f90:t,dotVH:n})=>{const r=n.oneMinus().saturate(),i=r.mul(r),s=r.mul(i,i).clamp(0,.9999);return e.sub(Wx(t).mul(s)).div(s.oneMinus())}).setLayout({name:"Schlick_to_F0",type:"vec3",inputs:[{name:"f",type:"vec3"},{name:"f90",type:"float"},{name:"dotVH",type:"float"}]}),MD=Dx(({roughness:e,dotNH:t})=>{const n=e.pow2(),r=Fx(1).div(n),i=t.pow2().oneMinus().max(.0078125);return Fx(2).add(r).mul(i.pow(r.mul(.5))).div(2*Math.PI)}).setLayout({name:"D_Charlie",type:"float",inputs:[{name:"roughness",type:"float"},{name:"dotNH",type:"float"}]}),ED=Dx(({dotNV:e,dotNL:t})=>Fx(1).div(Fx(4).mul(t.add(e).sub(t.mul(e))))).setLayout({name:"V_Neubelt",type:"float",inputs:[{name:"dotNV",type:"float"},{name:"dotNL",type:"float"}]}),CD=Dx(({lightDirection:e})=>{const t=e.add(bC).normalize(),n=PC.dot(e).clamp(),r=PC.dot(bC).clamp(),i=PC.dot(t).clamp(),s=MD({roughness:mT,dotNH:i}),a=ED({dotNV:r,dotNL:n});return fT.mul(s).mul(a)}),RD=Dx(({N:e,V:t,roughness:n})=>{const r=e.dot(t).saturate(),i=zx(n,r.oneMinus().sqrt());return i.assign(i.mul(.984375).add(.0078125)),i}).setLayout({name:"LTC_Uv",type:"vec2",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"roughness",type:"float"}]}),ND=Dx(({f:e})=>{const t=e.length();return pw(t.mul(t).add(e.z).div(t.add(1)),0)}).setLayout({name:"LTC_ClippedSphereFormFactor",type:"float",inputs:[{name:"f",type:"vec3"}]}),PD=Dx(({v1:e,v2:t})=>{const n=e.dot(t),r=n.abs().toVar(),i=r.mul(.0145206).add(.4965155).mul(r).add(.8543985).toVar(),s=r.add(4.1616724).mul(r).add(3.417594).toVar(),a=i.div(s),o=n.greaterThan(0).select(a,pw(n.mul(n).oneMinus(),1e-7).inverseSqrt().mul(.5).sub(a));return e.cross(t).mul(o)}).setLayout({name:"LTC_EdgeVectorFormFactor",type:"vec3",inputs:[{name:"v1",type:"vec3"},{name:"v2",type:"vec3"}]}),DD=Dx(({N:e,V:t,P:n,mInv:r,p0:i,p1:s,p2:a,p3:o})=>{const l=s.sub(i).toVar(),u=o.sub(i).toVar(),c=l.cross(u),h=Wx().toVar();return Ox(c.dot(n.sub(i)).greaterThanEqual(0),()=>{const l=t.sub(e.mul(t.dot(e))).normalize(),u=e.cross(l).negate(),c=r.mul(tT(l,u,e).transpose()).toVar(),d=c.mul(i.sub(n)).normalize().toVar(),A=c.mul(s.sub(n)).normalize().toVar(),p=c.mul(a.sub(n)).normalize().toVar(),f=c.mul(o.sub(n)).normalize().toVar(),m=Wx(0).toVar();m.addAssign(PD({v1:d,v2:A})),m.addAssign(PD({v1:A,v2:p})),m.addAssign(PD({v1:p,v2:f})),m.addAssign(PD({v1:f,v2:d})),h.assign(Wx(ND({f:m})))}),h}).setLayout({name:"LTC_Evaluate",type:"vec3",inputs:[{name:"N",type:"vec3"},{name:"V",type:"vec3"},{name:"P",type:"vec3"},{name:"mInv",type:"mat3"},{name:"p0",type:"vec3"},{name:"p1",type:"vec3"},{name:"p2",type:"vec3"},{name:"p3",type:"vec3"}]}),LD=1/6,ID=e=>nS(LD,nS(e,nS(e,e.negate().add(3)).sub(3)).add(1)),OD=e=>nS(LD,nS(e,nS(e,nS(3,e).sub(6))).add(4)),UD=e=>nS(LD,nS(e,nS(e,nS(-3,e).add(3)).add(3)).add(1)),BD=e=>nS(LD,bw(e,3)),FD=e=>ID(e).add(OD(e)),kD=e=>UD(e).add(BD(e)),qD=e=>eS(-1,OD(e).div(ID(e).add(OD(e)))),VD=e=>eS(1,BD(e).div(UD(e).add(BD(e)))),zD=(e,t,n)=>{const r=e.uvNode,i=nS(r,t.zw).add(.5),s=GS(i),a=WS(i),o=FD(a.x),l=kD(a.x),u=qD(a.x),c=VD(a.x),h=qD(a.y),d=VD(a.y),A=zx(s.x.add(u),s.y.add(h)).sub(.5).mul(t.xy),p=zx(s.x.add(c),s.y.add(h)).sub(.5).mul(t.xy),f=zx(s.x.add(u),s.y.add(d)).sub(.5).mul(t.xy),m=zx(s.x.add(c),s.y.add(d)).sub(.5).mul(t.xy),g=FD(a.y).mul(eS(o.mul(e.sample(A).level(n)),l.mul(e.sample(p).level(n)))),_=kD(a.y).mul(eS(o.mul(e.sample(f).level(n)),l.mul(e.sample(m).level(n))));return g.add(_)},GD=Dx(([e,t])=>{const n=zx(e.size(kx(t))),r=zx(e.size(kx(t.add(1)))),i=rS(1,n),s=rS(1,r),a=zD(e,Yx(i,n),GS(t)),o=zD(e,Yx(s,r),HS(t));return WS(t).mix(a,o)}),HD=Dx(([e,t])=>{const n=t.mul(ZM(e));return GD(e,n)}),jD=Dx(([e,t,n,r,i])=>{const s=Wx(Pw(t.negate(),jS(e),rS(1,r))),a=Wx(tw(i[0].xyz),tw(i[1].xyz),tw(i[2].xyz));return jS(s).mul(n.mul(a))}).setLayout({name:"getVolumeTransmissionRay",type:"vec3",inputs:[{name:"n",type:"vec3"},{name:"v",type:"vec3"},{name:"thickness",type:"float"},{name:"ior",type:"float"},{name:"modelMatrix",type:"mat4"}]}),WD=Dx(([e,t])=>e.mul(Rw(t.mul(2).sub(2),0,1))).setLayout({name:"applyIorToRoughness",type:"float",inputs:[{name:"roughness",type:"float"},{name:"ior",type:"float"}]}),XD=oP(),$D=uP(),QD=Dx(([e,t,n],{material:r})=>{const i=(1===r.side?XD:$D).sample(e),s=qS(mE.x).mul(WD(t,n));return GD(i,s)}),YD=Dx(([e,t,n])=>(Ox(n.notEqual(0),()=>{const r=kS(t).negate().div(n);return BS(r.negate().mul(e))}),Wx(1))).setLayout({name:"volumeAttenuation",type:"vec3",inputs:[{name:"transmissionDistance",type:"float"},{name:"attenuationColor",type:"vec3"},{name:"attenuationDistance",type:"float"}]}),KD=Dx(([e,t,n,r,i,s,a,o,l,u,c,h,d,A,p])=>{let f,m;if(p){f=Yx().toVar(),m=Wx().toVar();const i=c.sub(1).mul(p.mul(.025)),s=Wx(c.sub(i),c,c.add(i));WN({start:0,end:3},({i:i})=>{const c=s.element(i),p=jD(e,t,h,c,o),g=a.add(p),_=u.mul(l.mul(Yx(g,1))),v=zx(_.xy.div(_.w)).toVar();v.addAssign(1),v.divAssign(2),v.assign(zx(v.x,v.y.oneMinus()));const y=QD(v,n,c);f.element(i).assign(y.element(i)),f.a.addAssign(y.a),m.element(i).assign(r.element(i).mul(YD(tw(p),d,A).element(i)))}),f.a.divAssign(3)}else{const i=jD(e,t,h,c,o),s=a.add(i),p=u.mul(l.mul(Yx(s,1))),g=zx(p.xy.div(p.w)).toVar();g.addAssign(1),g.divAssign(2),g.assign(zx(g.x,g.y.oneMinus())),f=QD(g,n,c),m=r.mul(YD(tw(i),d,A))}const g=m.rgb.mul(f.rgb),_=e.dot(t).clamp(),v=Wx(SD({dotNV:_,specularColor:i,specularF90:s,roughness:n})),y=m.r.add(m.g,m.b).div(3);return Yx(v.oneMinus().mul(g),f.a.oneMinus().mul(y).oneMinus())}),ZD=tT(3.2404542,-.969266,.0556434,-1.5371385,1.8760108,-.2040259,-.4985314,.041556,1.0572252),JD=(e,t)=>e.sub(t).div(e.add(t)).pow2(),eL=Dx(({outsideIOR:e,eta2:t,cosTheta1:n,thinFilmThickness:r,baseF0:i})=>{const s=Cw(e,t,Dw(0,.03,r)),a=e.div(s).pow2().mul(n.pow2().oneMinus()).oneMinus();Ox(a.lessThan(0),()=>Wx(1));const o=a.sqrt(),l=JD(s,e),u=rD({f0:l,f90:1,dotVH:n}),c=u.oneMinus(),h=s.lessThan(e).select(Math.PI,0),d=Fx(Math.PI).sub(h),A=(e=>{const t=e.sqrt();return Wx(1).add(t).div(Wx(1).sub(t))})(i.clamp(0,.9999)),p=JD(A,s.toVec3()),f=rD({f0:p,f90:1,dotVH:o}),m=Wx(A.x.lessThan(s).select(Math.PI,0),A.y.lessThan(s).select(Math.PI,0),A.z.lessThan(s).select(Math.PI,0)),g=s.mul(r,o,2),_=Wx(d).add(m),v=u.mul(f).clamp(1e-5,.9999),y=v.sqrt(),b=c.pow2().mul(f).div(Wx(1).sub(v)),x=u.add(b).toVar(),T=b.sub(c).toVar();return WN({start:1,end:2,condition:"<=",name:"m"},({m:e})=>{T.mulAssign(y);const t=((e,t)=>{const n=e.mul(2*Math.PI*1e-9),r=Wx(54856e-17,44201e-17,52481e-17),i=Wx(1681e3,1795300,2208400),s=Wx(43278e5,93046e5,66121e5),a=Fx(9747e-17*Math.sqrt(2*Math.PI*45282e5)).mul(n.mul(2239900).add(t.x).cos()).mul(n.pow2().mul(-45282e5).exp());let o=r.mul(s.mul(2*Math.PI).sqrt()).mul(i.mul(n).add(t).cos()).mul(n.pow2().negate().mul(s).exp());return o=Wx(o.x.add(a),o.y,o.z).div(1.0685e-7),ZD.mul(o)})(Fx(e).mul(g),Fx(e).mul(_)).mul(2);x.addAssign(T.mul(t))}),x.max(Wx(0))}).setLayout({name:"evalIridescence",type:"vec3",inputs:[{name:"outsideIOR",type:"float"},{name:"eta2",type:"float"},{name:"cosTheta1",type:"float"},{name:"thinFilmThickness",type:"float"},{name:"baseF0",type:"vec3"}]}),tL=Dx(({normal:e,viewDir:t,roughness:n})=>{const r=e.dot(t).saturate(),i=n.mul(n),s=n.add(.1).reciprocal(),a=Fx(-1.9362).add(n.mul(1.0678)).add(i.mul(.4573)).sub(s.mul(.8469)),o=Fx(-.6014).add(n.mul(.5538)).sub(i.mul(.467)).sub(s.mul(.1255));return a.mul(r).add(o).exp().saturate()}),nL=Wx(.04),rL=Fx(1);class iL extends JP{constructor(e=!1,t=!1,n=!1,r=!1,i=!1,s=!1){super(),this.clearcoat=e,this.sheen=t,this.iridescence=n,this.anisotropy=r,this.transmission=i,this.dispersion=s,this.clearcoatRadiance=null,this.clearcoatSpecularDirect=null,this.clearcoatSpecularIndirect=null,this.sheenSpecularDirect=null,this.sheenSpecularIndirect=null,this.iridescenceFresnel=null,this.iridescenceF0=null,this.iridescenceF0Dielectric=null,this.iridescenceF0Metallic=null}start(e){if(!0===this.clearcoat&&(this.clearcoatRadiance=Wx().toVar("clearcoatRadiance"),this.clearcoatSpecularDirect=Wx().toVar("clearcoatSpecularDirect"),this.clearcoatSpecularIndirect=Wx().toVar("clearcoatSpecularIndirect")),!0===this.sheen&&(this.sheenSpecularDirect=Wx().toVar("sheenSpecularDirect"),this.sheenSpecularIndirect=Wx().toVar("sheenSpecularIndirect")),!0===this.iridescence){const e=PC.dot(bC).clamp(),t=eL({outsideIOR:Fx(1),eta2:_T,cosTheta1:e,thinFilmThickness:vT,baseF0:ST}),n=eL({outsideIOR:Fx(1),eta2:_T,cosTheta1:e,thinFilmThickness:vT,baseF0:lT.rgb});this.iridescenceFresnel=Cw(t,n,dT),this.iridescenceF0Dielectric=wD({f:t,f90:1,dotVH:e}),this.iridescenceF0Metallic=wD({f:n,f90:1,dotVH:e}),this.iridescenceF0=Cw(this.iridescenceF0Dielectric,this.iridescenceF0Metallic,dT)}if(!0===this.transmission){const t=_C,n=jE.sub(_C).normalize(),r=DC,i=e.context;i.backdrop=KD(r,n,hT,uT,wT,MT,t,rC,zE,qE,DT,IT,UT,OT,this.dispersion?BT:null),i.backdropAlpha=LT,lT.a.mulAssign(Cw(1,i.backdrop.a,LT))}super.start(e)}computeMultiscattering(e,t,n,r,i=null){const s=PC.dot(bC).clamp(),a=xD({roughness:hT,dotNV:s}),o=i?gT.mix(r,i):r,l=o.mul(a.x).add(n.mul(a.y)),u=a.x.add(a.y).oneMinus(),c=o.add(o.oneMinus().mul(.047619)),h=l.mul(c).div(u.mul(c).oneMinus());e.addAssign(l),t.addAssign(h.mul(u))}direct({lightDirection:e,lightColor:t,reflectedLight:n}){const r=PC.dot(e).clamp().mul(t).toVar();if(!0===this.sheen){this.sheenSpecularDirect.addAssign(r.mul(CD({lightDirection:e})));const t=tL({normal:PC,viewDir:bC,roughness:mT}),n=tL({normal:PC,viewDir:e,roughness:mT}),i=fT.r.max(fT.g).max(fT.b).mul(t.max(n)).oneMinus();r.mulAssign(i)}if(!0===this.clearcoat){const n=LC.dot(e).clamp().mul(t);this.clearcoatSpecularDirect.addAssign(n.mul(vD({lightDirection:e,f0:nL,f90:rL,roughness:pT,normalView:LC})))}n.directDiffuse.addAssign(r.mul(iD({diffuseColor:uT}))),n.directSpecular.addAssign(r.mul(TD({lightDirection:e,f0:wT,f90:1,roughness:hT,f:this.iridescenceFresnel,USE_IRIDESCENCE:this.iridescence,USE_ANISOTROPY:this.anisotropy})))}directRectArea({lightColor:e,lightPosition:t,halfWidth:n,halfHeight:r,reflectedLight:i,ltc_1:s,ltc_2:a}){const o=t.add(n).sub(r),l=t.sub(n).sub(r),u=t.sub(n).add(r),c=t.add(n).add(r),h=PC,d=bC,A=yC.toVar(),p=RD({N:h,V:d,roughness:hT}),f=s.sample(p).toVar(),m=a.sample(p).toVar(),g=tT(Wx(f.x,0,f.y),Wx(0,1,0),Wx(f.z,0,f.w)).toVar(),_=wT.mul(m.x).add(MT.sub(wT).mul(m.y)).toVar();if(i.directSpecular.addAssign(e.mul(_).mul(DD({N:h,V:d,P:A,mInv:g,p0:o,p1:l,p2:u,p3:c}))),i.directDiffuse.addAssign(e.mul(uT).mul(DD({N:h,V:d,P:A,mInv:tT(1,0,0,0,1,0,0,0,1),p0:o,p1:l,p2:u,p3:c}))),!0===this.clearcoat){const t=LC,n=RD({N:t,V:d,roughness:pT}),r=s.sample(n),i=a.sample(n),h=tT(Wx(r.x,0,r.y),Wx(0,1,0),Wx(r.z,0,r.w)),p=nL.mul(i.x).add(rL.sub(nL).mul(i.y));this.clearcoatSpecularDirect.addAssign(e.mul(p).mul(DD({N:t,V:d,P:A,mInv:h,p0:o,p1:l,p2:u,p3:c})))}}indirect(e){this.indirectDiffuse(e),this.indirectSpecular(e),this.ambientOcclusion(e)}indirectDiffuse(e){const{irradiance:t,reflectedLight:n}=e.context,r=t.mul(iD({diffuseColor:uT})).toVar();if(!0===this.sheen){const e=tL({normal:PC,viewDir:bC,roughness:mT}),t=fT.r.max(fT.g).max(fT.b).mul(e).oneMinus();r.mulAssign(t)}n.indirectDiffuse.addAssign(r)}indirectSpecular(e){const{radiance:t,iblIrradiance:n,reflectedLight:r}=e.context;if(!0===this.sheen&&this.sheenSpecularIndirect.addAssign(n.mul(fT,tL({normal:PC,viewDir:bC,roughness:mT}))),!0===this.clearcoat){const e=LC.dot(bC).clamp(),t=SD({dotNV:e,specularColor:nL,specularF90:rL,roughness:pT});this.clearcoatSpecularIndirect.addAssign(this.clearcoatRadiance.mul(t))}const i=Wx().toVar("singleScatteringDielectric"),s=Wx().toVar("multiScatteringDielectric"),a=Wx().toVar("singleScatteringMetallic"),o=Wx().toVar("multiScatteringMetallic");this.computeMultiscattering(i,s,MT,ST,this.iridescenceF0Dielectric),this.computeMultiscattering(a,o,MT,lT.rgb,this.iridescenceF0Metallic);const l=Cw(i,a,dT),u=Cw(s,o,dT),c=i.add(s),h=uT.mul(c.oneMinus()),d=n.mul(1/Math.PI),A=t.mul(l).add(u.mul(d)).toVar(),p=h.mul(d).toVar();if(!0===this.sheen){const e=tL({normal:PC,viewDir:bC,roughness:mT}),t=fT.r.max(fT.g).max(fT.b).mul(e).oneMinus();A.mulAssign(t),p.mulAssign(t)}r.indirectSpecular.addAssign(A),r.indirectDiffuse.addAssign(p)}ambientOcclusion(e){const{ambientOcclusion:t,reflectedLight:n}=e.context,r=PC.dot(bC).clamp().add(t),i=hT.mul(-16).oneMinus().negate().exp2(),s=t.sub(r.pow(i).oneMinus()).clamp();!0===this.clearcoat&&this.clearcoatSpecularIndirect.mulAssign(t),!0===this.sheen&&this.sheenSpecularIndirect.mulAssign(t),n.indirectDiffuse.mulAssign(t),n.indirectSpecular.mulAssign(s)}finish({context:e}){const{outgoingLight:t}=e;if(!0===this.clearcoat){const e=LC.dot(bC).clamp(),n=rD({dotVH:e,f0:nL,f90:rL}),r=t.mul(AT.mul(n).oneMinus()).add(this.clearcoatSpecularDirect.add(this.clearcoatSpecularIndirect).mul(AT));t.assign(r)}if(!0===this.sheen){const e=t.add(this.sheenSpecularDirect,this.sheenSpecularIndirect.mul(1/Math.PI));t.assign(e)}}}const sL=Fx(1),aL=Fx(-2),oL=Fx(.8),lL=Fx(-1),uL=Fx(.4),cL=Fx(2),hL=Fx(.305),dL=Fx(3),AL=Fx(.21),pL=Fx(4),fL=Fx(4),mL=Fx(16),gL=Dx(([e])=>{const t=Wx(JS(e)).toVar(),n=Fx(-1).toVar();return Ox(t.x.greaterThan(t.z),()=>{Ox(t.x.greaterThan(t.y),()=>{n.assign(Vw(e.x.greaterThan(0),0,3))}).Else(()=>{n.assign(Vw(e.y.greaterThan(0),1,4))})}).Else(()=>{Ox(t.z.greaterThan(t.y),()=>{n.assign(Vw(e.z.greaterThan(0),2,5))}).Else(()=>{n.assign(Vw(e.y.greaterThan(0),1,4))})}),n}).setLayout({name:"getFace",type:"float",inputs:[{name:"direction",type:"vec3"}]}),_L=Dx(([e,t])=>{const n=zx().toVar();return Ox(t.equal(0),()=>{n.assign(zx(e.z,e.y).div(JS(e.x)))}).ElseIf(t.equal(1),()=>{n.assign(zx(e.x.negate(),e.z.negate()).div(JS(e.y)))}).ElseIf(t.equal(2),()=>{n.assign(zx(e.x.negate(),e.y).div(JS(e.z)))}).ElseIf(t.equal(3),()=>{n.assign(zx(e.z.negate(),e.y).div(JS(e.x)))}).ElseIf(t.equal(4),()=>{n.assign(zx(e.x.negate(),e.z).div(JS(e.y)))}).Else(()=>{n.assign(zx(e.x,e.y).div(JS(e.z)))}),nS(.5,n.add(1))}).setLayout({name:"getUV",type:"vec2",inputs:[{name:"direction",type:"vec3"},{name:"face",type:"float"}]}),vL=Dx(([e])=>{const t=Fx(0).toVar();return Ox(e.greaterThanEqual(oL),()=>{t.assign(sL.sub(e).mul(lL.sub(aL)).div(sL.sub(oL)).add(aL))}).ElseIf(e.greaterThanEqual(uL),()=>{t.assign(oL.sub(e).mul(cL.sub(lL)).div(oL.sub(uL)).add(lL))}).ElseIf(e.greaterThanEqual(hL),()=>{t.assign(uL.sub(e).mul(dL.sub(cL)).div(uL.sub(hL)).add(cL))}).ElseIf(e.greaterThanEqual(AL),()=>{t.assign(hL.sub(e).mul(pL.sub(dL)).div(hL.sub(AL)).add(dL))}).Else(()=>{t.assign(Fx(-2).mul(qS(nS(1.16,e))))}),t}).setLayout({name:"roughnessToMip",type:"float",inputs:[{name:"roughness",type:"float"}]}),yL=Dx(([e,t])=>{const n=e.toVar();n.assign(nS(2,n).sub(1));const r=Wx(n,1).toVar();return Ox(t.equal(0),()=>{r.assign(r.zyx)}).ElseIf(t.equal(1),()=>{r.assign(r.xzy),r.xz.mulAssign(-1)}).ElseIf(t.equal(2),()=>{r.x.mulAssign(-1)}).ElseIf(t.equal(3),()=>{r.assign(r.zyx),r.xz.mulAssign(-1)}).ElseIf(t.equal(4),()=>{r.assign(r.xzy),r.xy.mulAssign(-1)}).ElseIf(t.equal(5),()=>{r.z.mulAssign(-1)}),r}).setLayout({name:"getDirection",type:"vec3",inputs:[{name:"uv",type:"vec2"},{name:"face",type:"float"}]}),bL=Dx(([e,t,n,r,i,s])=>{const a=Fx(n),o=Wx(t),l=Rw(vL(a),aL,s),u=WS(l),c=GS(l),h=Wx(xL(e,o,c,r,i,s)).toVar();return Ox(u.notEqual(0),()=>{const t=Wx(xL(e,o,c.add(1),r,i,s)).toVar();h.assign(Cw(h,t,u))}),h}),xL=Dx(([e,t,n,r,i,s])=>{const a=Fx(n).toVar(),o=Wx(t),l=Fx(gL(o)).toVar(),u=Fx(pw(fL.sub(a),0)).toVar();a.assign(pw(a,fL));const c=Fx(FS(a)).toVar(),h=zx(_L(o,l).mul(c.sub(2)).add(1)).toVar();return Ox(l.greaterThan(2),()=>{h.y.addAssign(c),l.subAssign(3)}),h.x.addAssign(l.mul(c)),h.x.addAssign(u.mul(nS(3,mL))),h.y.addAssign(nS(4,FS(s).sub(c))),h.x.mulAssign(r),h.y.mulAssign(i),e.sample(h).grad(zx(),zx())}),TL=Dx(({envMap:e,mipInt:t,outputDirection:n,theta:r,axis:i,CUBEUV_TEXEL_WIDTH:s,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const l=$S(r),u=n.mul(l).add(i.cross(n).mul(XS(r))).add(i.mul(i.dot(n).mul(l.oneMinus())));return xL(e,u,t,s,a,o)}),SL=Dx(({n:e,latitudinal:t,poleAxis:n,outputDirection:r,weights:i,samples:s,dTheta:a,mipInt:o,envMap:l,CUBEUV_TEXEL_WIDTH:u,CUBEUV_TEXEL_HEIGHT:c,CUBEUV_MAX_MIP:h})=>{const d=Wx(Vw(t,n,yw(n,r))).toVar();Ox(d.equal(Wx(0)),()=>{d.assign(Wx(r.z,0,r.x.negate()))}),d.assign(jS(d));const A=Wx().toVar();return A.addAssign(i.element(0).mul(TL({theta:0,axis:d,outputDirection:r,mipInt:o,envMap:l,CUBEUV_TEXEL_WIDTH:u,CUBEUV_TEXEL_HEIGHT:c,CUBEUV_MAX_MIP:h}))),WN({start:kx(1),end:e},({i:e})=>{Ox(e.greaterThanEqual(s),()=>{XN()});const t=Fx(a.mul(Fx(e))).toVar();A.addAssign(i.element(e).mul(TL({theta:t.mul(-1),axis:d,outputDirection:r,mipInt:o,envMap:l,CUBEUV_TEXEL_WIDTH:u,CUBEUV_TEXEL_HEIGHT:c,CUBEUV_MAX_MIP:h}))),A.addAssign(i.element(e).mul(TL({theta:t,axis:d,outputDirection:r,mipInt:o,envMap:l,CUBEUV_TEXEL_WIDTH:u,CUBEUV_TEXEL_HEIGHT:c,CUBEUV_MAX_MIP:h})))}),Yx(A,1)}),wL=Dx(([e])=>{const t=qx(e).toVar();return t.assign(t.shiftLeft(qx(16)).bitOr(t.shiftRight(qx(16)))),t.assign(t.bitAnd(qx(1431655765)).shiftLeft(qx(1)).bitOr(t.bitAnd(qx(2863311530)).shiftRight(qx(1)))),t.assign(t.bitAnd(qx(858993459)).shiftLeft(qx(2)).bitOr(t.bitAnd(qx(3435973836)).shiftRight(qx(2)))),t.assign(t.bitAnd(qx(252645135)).shiftLeft(qx(4)).bitOr(t.bitAnd(qx(4042322160)).shiftRight(qx(4)))),t.assign(t.bitAnd(qx(16711935)).shiftLeft(qx(8)).bitOr(t.bitAnd(qx(4278255360)).shiftRight(qx(8)))),Fx(t).mul(2.3283064365386963e-10)}),ML=Dx(([e,t])=>zx(Fx(e).div(Fx(t)),wL(e))),EL=Dx(([e,t,n])=>{const r=n.mul(n).toConst(),i=Wx(1,0,0).toConst(),s=yw(t,i).toConst(),a=VS(e.x).toConst(),o=nS(2,3.14159265359).mul(e.y).toConst(),l=a.mul($S(o)).toConst(),u=a.mul(XS(o)).toVar(),c=nS(.5,t.z.add(1)).toConst();u.assign(c.oneMinus().mul(VS(l.mul(l).oneMinus())).add(c.mul(u)));const h=i.mul(l).add(s.mul(u)).add(t.mul(VS(pw(0,l.mul(l).add(u.mul(u)).oneMinus()))));return jS(Wx(r.mul(h.x),r.mul(h.y),pw(0,h.z)))}),CL=Dx(({roughness:e,mipInt:t,envMap:n,N_immutable:r,GGX_SAMPLES:i,CUBEUV_TEXEL_WIDTH:s,CUBEUV_TEXEL_HEIGHT:a,CUBEUV_MAX_MIP:o})=>{const l=Wx(r).toVar(),u=Wx(0).toVar(),c=Fx(0).toVar();return Ox(e.lessThan(.001),()=>{u.assign(xL(n,l,t,s,a,o))}).Else(()=>{const r=Vw(JS(l.z).lessThan(.999),Wx(0,0,1),Wx(1,0,0)),h=jS(yw(r,l)).toVar(),d=yw(l,h).toVar();WN({start:qx(0),end:i},({i:r})=>{const A=ML(r,i),p=EL(A,Wx(0,0,1),e),f=jS(h.mul(p.x).add(d.mul(p.y)).add(l.mul(p.z))),m=jS(f.mul(vw(l,f).mul(2)).sub(l)),g=pw(vw(l,m),0);Ox(g.greaterThan(0),()=>{const e=xL(n,m,t,s,a,o);u.addAssign(e.mul(g)),c.addAssign(g)})}),Ox(c.greaterThan(0),()=>{u.assign(u.div(c))})}),Yx(u,1)}),RL=[.125,.215,.35,.446,.526,.582],NL=20,PL=new Do(-1,1,1,-1,0,1),DL=new Eo(90,1),LL=new Tr;let IL=null,OL=0,UL=0;const BL=new _n,FL=new WeakMap,kL=[3,1,5,0,4,2],qL=yL($M(),XM("faceIndex")).normalize(),VL=Wx(qL.x,qL.y,qL.z);class zL{constructor(e){this._renderer=e,this._pingPongRenderTarget=null,this._lodMax=0,this._cubeSize=0,this._sizeLods=[],this._sigmas=[],this._lodMeshes=[],this._blurMaterial=null,this._ggxMaterial=null,this._cubemapMaterial=null,this._equirectMaterial=null,this._backgroundBox=null}get _hasInitialized(){return this._renderer.hasInitialized()}fromScene(e,t=0,n=.1,r=100,i={}){const{size:s=256,position:a=BL,renderTarget:o=null}=i;if(this._setSize(s),!1===this._hasInitialized){Jt('PMREMGenerator: ".fromScene()" called before the backend is initialized. Try using "await renderer.init()" instead.');const s=o||this._allocateTarget();return i.renderTarget=s,this.fromSceneAsync(e,t,n,r,i),s}IL=this._renderer.getRenderTarget(),OL=this._renderer.getActiveCubeFace(),UL=this._renderer.getActiveMipmapLevel();const l=o||this._allocateTarget();return l.depthBuffer=!0,this._init(l),this._sceneToCubeUV(e,n,r,l,a),t>0&&this._blur(l,0,0,t),this._applyPMREM(l),this._cleanup(l),l}async fromSceneAsync(e,t=0,n=.1,r=100,i={}){return tn('PMREMGenerator: ".fromSceneAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this.fromScene(e,t,n,r,i)}fromEquirectangular(e,t=null){if(!1===this._hasInitialized){Jt('PMREMGenerator: .fromEquirectangular() called before the backend is initialized. Try using "await renderer.init()" instead.'),this._setSizeFromTexture(e);const n=t||this._allocateTarget();return this.fromEquirectangularAsync(e,n),n}return this._fromTexture(e,t)}async fromEquirectangularAsync(e,t=null){return tn('PMREMGenerator: ".fromEquirectangularAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}fromCubemap(e,t=null){if(!1===this._hasInitialized){Jt("PMREMGenerator: .fromCubemap() called before the backend is initialized. Try using .fromCubemapAsync() instead."),this._setSizeFromTexture(e);const n=t||this._allocateTarget();return this.fromCubemapAsync(e,t),n}return this._fromTexture(e,t)}async fromCubemapAsync(e,t=null){return tn('PMREMGenerator: ".fromCubemapAsync()" is deprecated. Use "await renderer.init()" instead.'),await this._renderer.init(),this._fromTexture(e,t)}async compileCubemapShader(){null===this._cubemapMaterial&&(this._cubemapMaterial=WL(),await this._compileMaterial(this._cubemapMaterial))}async compileEquirectangularShader(){null===this._equirectMaterial&&(this._equirectMaterial=XL(),await this._compileMaterial(this._equirectMaterial))}dispose(){this._dispose(),null!==this._cubemapMaterial&&this._cubemapMaterial.dispose(),null!==this._equirectMaterial&&this._equirectMaterial.dispose(),null!==this._backgroundBox&&(this._backgroundBox.geometry.dispose(),this._backgroundBox.material.dispose())}_setSizeFromTexture(e){e.mapping===ae||e.mapping===oe?this._setSize(0===e.image.length?16:e.image[0].width||e.image[0].image.width):this._setSize(e.image.width/4)}_setSize(e){this._lodMax=Math.floor(Math.log2(e)),this._cubeSize=Math.pow(2,this._lodMax)}_dispose(){null!==this._blurMaterial&&this._blurMaterial.dispose(),null!==this._ggxMaterial&&this._ggxMaterial.dispose(),null!==this._pingPongRenderTarget&&this._pingPongRenderTarget.dispose();for(let e=0;e<this._lodMeshes.length;e++)this._lodMeshes[e].geometry.dispose()}_cleanup(e){this._renderer.setRenderTarget(IL,OL,UL),e.scissorTest=!1,HL(e,0,0,e.width,e.height)}_fromTexture(e,t){this._setSizeFromTexture(e),IL=this._renderer.getRenderTarget(),OL=this._renderer.getActiveCubeFace(),UL=this._renderer.getActiveMipmapLevel();const n=t||this._allocateTarget();return this._init(n),this._textureToCubeUV(e,n),this._applyPMREM(n),this._cleanup(n),n}_allocateTarget(){return GL(3*Math.max(this._cubeSize,112),4*this._cubeSize)}_init(e){if(null===this._pingPongRenderTarget||this._pingPongRenderTarget.width!==e.width||this._pingPongRenderTarget.height!==e.height){null!==this._pingPongRenderTarget&&this._dispose(),this._pingPongRenderTarget=GL(e.width,e.height);const{_lodMax:t}=this;({lodMeshes:this._lodMeshes,sizeLods:this._sizeLods,sigmas:this._sigmas}=function(e){const t=[],n=[],r=[];let i=e;const s=e-4+1+RL.length;for(let a=0;a<s;a++){const s=Math.pow(2,i);t.push(s);let o=1/s;a>e-4?o=RL[a-e+4-1]:0===a&&(o=0),n.push(o);const l=1/(s-2),u=-l,c=1+l,h=[u,u,c,u,c,c,u,u,c,c,u,c],d=6,A=6,p=3,f=2,m=1,g=new Float32Array(p*A*d),_=new Float32Array(f*A*d),v=new Float32Array(m*A*d);for(let e=0;e<d;e++){const t=e%3*2/3-1,n=e>2?0:-1,r=[t,n,0,t+2/3,n,0,t+2/3,n+1,0,t,n,0,t+2/3,n+1,0,t,n+1,0],i=kL[e];g.set(r,p*A*i),_.set(h,f*A*i);const s=[i,i,i,i,i,i];v.set(s,m*A*i)}const y=new Si;y.setAttribute("position",new li(g,p)),y.setAttribute("uv",new li(_,f)),y.setAttribute("faceIndex",new li(v,m)),r.push(new Ki(y,null)),i>4&&i--}return{lodMeshes:r,sizeLods:t,sigmas:n}}(t)),this._blurMaterial=function(e,t,n){const r=uE(new Array(NL).fill(0)),i=jT(new _n(0,1,0)),s=jT(0),a=Fx(NL),o=jT(0),l=jT(1),u=rE(),c=jT(0),h=Fx(1/t),d=Fx(1/n),A=Fx(e),p={n:a,latitudinal:o,weights:r,poleAxis:i,outputDirection:VL,dTheta:s,samples:l,envMap:u,mipInt:c,CUBEUV_TEXEL_WIDTH:h,CUBEUV_TEXEL_HEIGHT:d,CUBEUV_MAX_MIP:A},f=jL("blur");return f.fragmentNode=SL({...p,latitudinal:o.equal(1)}),FL.set(f,p),f}(t,e.width,e.height),this._ggxMaterial=function(e,t,n){const r=rE(),i=jT(0),s=jT(0),a=Fx(1/t),o=Fx(1/n),l=Fx(e),u={envMap:r,roughness:i,mipInt:s,CUBEUV_TEXEL_WIDTH:a,CUBEUV_TEXEL_HEIGHT:o,CUBEUV_MAX_MIP:l},c=jL("ggx");return c.fragmentNode=CL({...u,N_immutable:VL,GGX_SAMPLES:qx(512)}),FL.set(c,u),c}(t,e.width,e.height)}}async _compileMaterial(e){const t=new Ki(new Si,e);await this._renderer.compile(t,PL)}_sceneToCubeUV(e,t,n,r,i){const s=DL;s.near=t,s.far=n;const a=[1,1,1,1,-1,1],o=[1,-1,1,-1,1,-1],l=this._renderer,u=l.autoClear;l.getClearColor(LL),l.autoClear=!1,null===this._backgroundBox&&(this._backgroundBox=new Ki(new Us,new ki({name:"PMREM.Background",side:1,depthWrite:!1,depthTest:!1})));const c=this._backgroundBox,h=c.material;let d=!1;const A=e.background;A?A.isColor&&(h.color.copy(A),e.background=null,d=!0):(h.color.copy(LL),d=!0),l.setRenderTarget(r),l.clear(),d&&l.render(c,s);for(let t=0;t<6;t++){const n=t%3;0===n?(s.up.set(0,a[t],0),s.position.set(i.x,i.y,i.z),s.lookAt(i.x+o[t],i.y,i.z)):1===n?(s.up.set(0,0,a[t]),s.position.set(i.x,i.y,i.z),s.lookAt(i.x,i.y+o[t],i.z)):(s.up.set(0,a[t],0),s.position.set(i.x,i.y,i.z),s.lookAt(i.x,i.y,i.z+o[t]));const u=this._cubeSize;HL(r,n*u,t>2?u:0,u,u),l.render(e,s)}l.autoClear=u,e.background=A}_textureToCubeUV(e,t){const n=this._renderer,r=e.mapping===ae||e.mapping===oe;r?null===this._cubemapMaterial&&(this._cubemapMaterial=WL(e)):null===this._equirectMaterial&&(this._equirectMaterial=XL(e));const i=r?this._cubemapMaterial:this._equirectMaterial;i.fragmentNode.value=e;const s=this._lodMeshes[0];s.material=i;const a=this._cubeSize;HL(t,0,0,3*a,2*a),n.setRenderTarget(t),n.render(s,PL)}_applyPMREM(e){const t=this._renderer,n=t.autoClear;t.autoClear=!1;const r=this._lodMeshes.length;for(let t=1;t<r;t++)this._applyGGXFilter(e,t-1,t);t.autoClear=n}_applyGGXFilter(e,t,n){const r=this._renderer,i=this._pingPongRenderTarget,s=this._ggxMaterial,a=this._lodMeshes[n];a.material=s;const o=FL.get(s),l=n/(this._lodMeshes.length-1),u=t/(this._lodMeshes.length-1),c=Math.sqrt(l*l-u*u)*(0+1.25*l),{_lodMax:h}=this,d=this._sizeLods[n],A=3*d*(n>h-4?n-h+4:0),p=4*(this._cubeSize-d);e.texture.frame=(e.texture.frame||0)+1,o.envMap.value=e.texture,o.roughness.value=c,o.mipInt.value=h-t,HL(i,A,p,3*d,2*d),r.setRenderTarget(i),r.render(a,PL),i.texture.frame=(i.texture.frame||0)+1,o.envMap.value=i.texture,o.roughness.value=0,o.mipInt.value=h-n,HL(e,A,p,3*d,2*d),r.setRenderTarget(e),r.render(a,PL)}_blur(e,t,n,r,i){const s=this._pingPongRenderTarget;this._halfBlur(e,s,t,n,r,"latitudinal",i),this._halfBlur(s,e,n,n,r,"longitudinal",i)}_halfBlur(e,t,n,r,i,s,a){const o=this._renderer,l=this._blurMaterial;"latitudinal"!==s&&"longitudinal"!==s&&en("blur direction must be either latitudinal or longitudinal!");const u=this._lodMeshes[r];u.material=l;const c=FL.get(l),h=this._sizeLods[n]-1,d=isFinite(i)?Math.PI/(2*h):2*Math.PI/39,A=i/d,p=isFinite(i)?1+Math.floor(3*A):NL;p>NL&&Jt(`sigmaRadians, ${i}, is too large and will clip, as it requested ${p} samples when the maximum is set to 20`);const f=[];let m=0;for(let e=0;e<NL;++e){const t=e/A,n=Math.exp(-t*t/2);f.push(n),0===e?m+=n:e<p&&(m+=2*n)}for(let e=0;e<f.length;e++)f[e]=f[e]/m;e.texture.frame=(e.texture.frame||0)+1,c.envMap.value=e.texture,c.samples.value=p,c.weights.array=f,c.latitudinal.value="latitudinal"===s?1:0,a&&(c.poleAxis.value=a);const{_lodMax:g}=this;c.dTheta.value=d,c.mipInt.value=g-n;const _=this._sizeLods[r];HL(t,3*_*(r>g-4?r-g+4:0),4*(this._cubeSize-_),3*_,2*_),o.setRenderTarget(t),o.render(u,PL)}}function GL(e,t){const n=new Fn(e,t,{magFilter:ge,minFilter:ge,generateMipmaps:!1,type:Ee,format:Oe,colorSpace:Et});return n.texture.mapping=ce,n.texture.name="PMREM.cubeUv",n.texture.isPMREMTexture=!0,n.scissorTest=!0,n}function HL(e,t,n,r,i){e.viewport.set(t,n,r,i),e.scissor.set(t,n,r,i)}function jL(e){const t=new BP;return t.depthTest=!1,t.depthWrite=!1,t.blending=0,t.name=`PMREM_${e}`,t}function WL(e){const t=jL("cubemap");return t.fragmentNode=KC(e,VL),t}function XL(e){const t=jL("equirect");return t.fragmentNode=rE(e,HP(VL),0),t}const $L=new WeakMap;function QL(e,t,n){const r=function(e){let t=$L.get(e);void 0===t&&(t=new WeakMap,$L.set(e,t));return t}(t);let i=r.get(e);if((void 0!==i?i.pmremVersion:-1)!==e.pmremVersion){const t=e.image;if(e.isCubeTexture){if(!function(e){if(null==e)return!1;let t=0;const n=6;for(let r=0;r<n;r++)void 0!==e[r]&&t++;return t===n}(t))return null;i=n.fromCubemap(e,i)}else{if(!function(e){return null!=e&&e.height>0}(t))return null;i=n.fromEquirectangular(e,i)}i.pmremVersion=e.pmremVersion,r.set(e,i)}return i.texture}class YL extends Ub{static get type(){return"PMREMNode"}constructor(e,t=null,n=null){super("vec3"),this._value=e,this._pmrem=null,this.uvNode=t,this.levelNode=n,this._generator=null;const r=new Un;r.isRenderTargetTexture=!0,this._texture=rE(r),this._width=jT(0),this._height=jT(0),this._maxMip=jT(0),this.updateBeforeType=wb.RENDER}set value(e){this._value=e,this._pmrem=null}get value(){return this._value}updateFromTexture(e){const t=function(e){const t=Math.log2(e)-2,n=1/e;return{texelWidth:1/(3*Math.max(Math.pow(2,t),112)),texelHeight:n,maxMip:t}}(e.image.height);this._texture.value=e,this._width.value=t.texelWidth,this._height.value=t.texelHeight,this._maxMip.value=t.maxMip}updateBefore(e){let t=this._pmrem;const n=t?t.pmremVersion:-1,r=this._value;n!==r.pmremVersion&&(t=!0===r.isPMREMTexture?r:QL(r,e.renderer,this._generator),null!==t&&(this._pmrem=t,this.updateFromTexture(t)))}setup(e){null===this._generator&&(this._generator=new zL(e.renderer)),this.updateBefore(e);let t=this.uvNode;null===t&&e.context.getUV&&(t=e.context.getUV(this,e)),t=GC.mul(Wx(t.x,t.y.negate(),t.z));let n=this.levelNode;return null===n&&e.context.getTextureLevel&&(n=e.context.getTextureLevel(this)),bL(this._texture,t,n,this._width,this._height,this._maxMip)}dispose(){super.dispose(),null!==this._generator&&this._generator.dispose()}}const KL=Ex(YL).setParameterLength(1,3),ZL=new WeakMap;class JL extends JN{static get type(){return"EnvironmentNode"}constructor(e=null){super(),this.envNode=e}setup(e){const{material:t}=e;let n=this.envNode;if(n.isTextureNode||n.isMaterialReferenceNode){const r=n.isTextureNode?n.value:t[n.property],i=this._getPMREMNodeCache(e.renderer);let s=i.get(r);void 0===s&&(s=KL(r),i.set(r,s)),n=s}const r=!0===t.useAnisotropy||t.anisotropy>0?RR:PC,i=n.context(eI(hT,r)).mul(zC),s=n.context(tI(DC)).mul(Math.PI).mul(zC),a=RM(i),o=RM(s);e.context.radiance.addAssign(a),e.context.iblIrradiance.addAssign(o);const l=e.context.lightingModel.clearcoatRadiance;if(l){const e=n.context(eI(pT,LC)).mul(zC),t=RM(e);l.addAssign(t)}}_getPMREMNodeCache(e){let t=ZL.get(e);return void 0===t&&(t=new WeakMap,ZL.set(e,t)),t}}const eI=(e,t)=>{let n=null;return{getUV:()=>(null===n&&(n=bC.negate().reflect(t),n=Sw(e).mix(n,t).normalize(),n=n.transformDirection(zE)),n),getTextureLevel:()=>e}},tI=e=>({getUV:()=>e,getTextureLevel:()=>Fx(1)}),nI=new Qa;class rI extends BP{static get type(){return"MeshStandardNodeMaterial"}constructor(e){super(),this.isMeshStandardNodeMaterial=!0,this.lights=!0,this.emissiveNode=null,this.metalnessNode=null,this.roughnessNode=null,this.setDefaultValues(nI),this.setValues(e)}setupEnvironment(e){let t=super.setupEnvironment(e);return null===t&&e.environmentNode&&(t=e.environmentNode),t?new JL(t):null}setupLightingModel(){return new iL}setupSpecular(){const e=Cw(Wx(.04),lT.rgb,dT);ST.assign(Wx(.04)),wT.assign(e),MT.assign(1)}setupVariants(){const e=this.metalnessNode?Fx(this.metalnessNode):KR;dT.assign(e);let t=this.roughnessNode?Fx(this.roughnessNode):YR;t=AD({roughness:t}),hT.assign(t),this.setupSpecular(),uT.assign(lT.rgb.mul(e.oneMinus()))}copy(e){return this.emissiveNode=e.emissiveNode,this.metalnessNode=e.metalnessNode,this.roughnessNode=e.roughnessNode,super.copy(e)}}const iI=new Ya;class sI extends rI{static get type(){return"MeshPhysicalNodeMaterial"}constructor(e){super(),this.isMeshPhysicalNodeMaterial=!0,this.clearcoatNode=null,this.clearcoatRoughnessNode=null,this.clearcoatNormalNode=null,this.sheenNode=null,this.sheenRoughnessNode=null,this.iridescenceNode=null,this.iridescenceIORNode=null,this.iridescenceThicknessNode=null,this.specularIntensityNode=null,this.specularColorNode=null,this.iorNode=null,this.transmissionNode=null,this.thicknessNode=null,this.attenuationDistanceNode=null,this.attenuationColorNode=null,this.dispersionNode=null,this.anisotropyNode=null,this.setDefaultValues(iI),this.setValues(e)}get useClearcoat(){return this.clearcoat>0||null!==this.clearcoatNode}get useIridescence(){return this.iridescence>0||null!==this.iridescenceNode}get useSheen(){return this.sheen>0||null!==this.sheenNode}get useAnisotropy(){return this.anisotropy>0||null!==this.anisotropyNode}get useTransmission(){return this.transmission>0||null!==this.transmissionNode}get useDispersion(){return this.dispersion>0||null!==this.dispersionNode}setupSpecular(){const e=this.iorNode?Fx(this.iorNode):hN;DT.assign(e),ST.assign(Aw(xw(DT.sub(1).div(DT.add(1))).mul(XR),Wx(1)).mul(WR)),wT.assign(Cw(ST,lT.rgb,dT)),MT.assign(Cw(WR,1,dT))}setupLightingModel(){return new iL(this.useClearcoat,this.useSheen,this.useIridescence,this.useAnisotropy,this.useTransmission,this.useDispersion)}setupVariants(e){if(super.setupVariants(e),this.useClearcoat){const e=this.clearcoatNode?Fx(this.clearcoatNode):JR,t=this.clearcoatRoughnessNode?Fx(this.clearcoatRoughnessNode):eN;AT.assign(e),pT.assign(AD({roughness:t}))}if(this.useSheen){const e=this.sheenNode?Wx(this.sheenNode):rN,t=this.sheenRoughnessNode?Fx(this.sheenRoughnessNode):iN;fT.assign(e),mT.assign(t)}if(this.useIridescence){const e=this.iridescenceNode?Fx(this.iridescenceNode):aN,t=this.iridescenceIORNode?Fx(this.iridescenceIORNode):oN,n=this.iridescenceThicknessNode?Fx(this.iridescenceThicknessNode):lN;gT.assign(e),_T.assign(t),vT.assign(n)}if(this.useAnisotropy){const e=(this.anisotropyNode?zx(this.anisotropyNode):sN).toVar();bT.assign(e.length()),Ox(bT.equal(0),()=>{e.assign(zx(1,0))}).Else(()=>{e.divAssign(zx(bT)),bT.assign(bT.saturate())}),yT.assign(bT.pow2().mix(hT.pow2(),1)),xT.assign(ER[0].mul(e.x).add(ER[1].mul(e.y))),TT.assign(ER[1].mul(e.x).sub(ER[0].mul(e.y)))}if(this.useTransmission){const e=this.transmissionNode?Fx(this.transmissionNode):uN,t=this.thicknessNode?Fx(this.thicknessNode):cN,n=this.attenuationDistanceNode?Fx(this.attenuationDistanceNode):dN,r=this.attenuationColorNode?Wx(this.attenuationColorNode):AN;if(LT.assign(e),IT.assign(t),OT.assign(n),UT.assign(r),this.useDispersion){const e=this.dispersionNode?Fx(this.dispersionNode):yN;BT.assign(e)}}}setupClearcoatNormal(){return this.clearcoatNormalNode?Wx(this.clearcoatNormalNode):tN}setup(e){e.context.setupClearcoatNormal=()=>tM(this.setupClearcoatNormal(e),"NORMAL","vec3"),super.setup(e)}copy(e){return this.clearcoatNode=e.clearcoatNode,this.clearcoatRoughnessNode=e.clearcoatRoughnessNode,this.clearcoatNormalNode=e.clearcoatNormalNode,this.sheenNode=e.sheenNode,this.sheenRoughnessNode=e.sheenRoughnessNode,this.iridescenceNode=e.iridescenceNode,this.iridescenceIORNode=e.iridescenceIORNode,this.iridescenceThicknessNode=e.iridescenceThicknessNode,this.specularIntensityNode=e.specularIntensityNode,this.specularColorNode=e.specularColorNode,this.iorNode=e.iorNode,this.transmissionNode=e.transmissionNode,this.thicknessNode=e.thicknessNode,this.attenuationDistanceNode=e.attenuationDistanceNode,this.attenuationColorNode=e.attenuationColorNode,this.dispersionNode=e.dispersionNode,this.anisotropyNode=e.anisotropyNode,super.copy(e)}}const aI=Dx(({normal:e,lightDirection:t,builder:n})=>{const r=e.dot(t),i=zx(r.mul(.5).add(.5),0);if(n.material.gradientMap){const e=rR("gradientMap","texture").context({getUV:()=>i});return Wx(e.r)}{const e=i.fwidth().mul(.5);return Cw(Wx(.7),Wx(1),Dw(Fx(.7).sub(e.x),Fx(.7).add(e.x),i.x))}});class oI extends JP{direct({lightDirection:e,lightColor:t,reflectedLight:n},r){const i=aI({normal:MC,lightDirection:e,builder:r}).mul(t);n.directDiffuse.addAssign(i.mul(iD({diffuseColor:lT.rgb})))}indirect(e){const{ambientOcclusion:t,irradiance:n,reflectedLight:r}=e.context;r.indirectDiffuse.addAssign(n.mul(iD({diffuseColor:lT}))),r.indirectDiffuse.mulAssign(t)}}const lI=new Za;class uI extends BP{static get type(){return"MeshToonNodeMaterial"}constructor(e){super(),this.isMeshToonNodeMaterial=!0,this.lights=!0,this.setDefaultValues(lI),this.setValues(e)}setupLightingModel(){return new oI}}const cI=Dx(()=>{const e=Wx(bC.z,0,bC.x.negate()).normalize(),t=bC.cross(e);return zx(e.dot(PC),t.dot(PC)).mul(.495).add(.5)}).once(["NORMAL","VERTEX"])().toVar("matcapUV"),hI=new ro;class dI extends BP{static get type(){return"MeshMatcapNodeMaterial"}constructor(e){super(),this.isMeshMatcapNodeMaterial=!0,this.setDefaultValues(hI),this.setValues(e)}setupVariants(e){const t=cI;let n;n=e.material.matcap?rR("matcap","texture").context({getUV:()=>t}):Wx(Cw(.2,.8,t.y)),lT.rgb.mulAssign(n.rgb)}}class AI extends Ub{static get type(){return"RotateNode"}constructor(e,t){super(),this.positionNode=e,this.rotationNode=t}getNodeType(e){return this.positionNode.getNodeType(e)}setup(e){const{rotationNode:t,positionNode:n}=this;if("vec2"===this.getNodeType(e)){const e=t.cos(),r=t.sin();return eT(e,r,r.negate(),e).mul(n)}{const e=t,r=nT(Yx(1,0,0,0),Yx(0,$S(e.x),XS(e.x).negate(),0),Yx(0,XS(e.x),$S(e.x),0),Yx(0,0,0,1)),i=nT(Yx($S(e.y),0,XS(e.y),0),Yx(0,1,0,0),Yx(XS(e.y).negate(),0,$S(e.y),0),Yx(0,0,0,1)),s=nT(Yx($S(e.z),XS(e.z).negate(),0,0),Yx(XS(e.z),$S(e.z),0,0),Yx(0,0,1,0),Yx(0,0,0,1));return r.mul(i).mul(s).mul(Yx(n,1)).xyz}}}const pI=Ex(AI).setParameterLength(2),fI=new Ni;class mI extends BP{static get type(){return"SpriteNodeMaterial"}constructor(e){super(),this.isSpriteNodeMaterial=!0,this._useSizeAttenuation=!0,this.positionNode=null,this.rotationNode=null,this.scaleNode=null,this.transparent=!0,this.setDefaultValues(fI),this.setValues(e)}setupPositionView(e){const{object:t,camera:n}=e,{positionNode:r,rotationNode:i,scaleNode:s,sizeAttenuation:a}=this,o=cC.mul(Wx(r||0));let l=zx(rC[0].xyz.length(),rC[1].xyz.length());null!==s&&(l=l.mul(zx(s))),n.isPerspectiveCamera&&!1===a&&(l=l.mul(o.z.negate()));let u=fC.xy;if(t.center&&!0===t.center.isVector2){const e=((e,t,n)=>new dM(e,t,n))("center","vec2",t);u=u.sub(e.sub(.5))}u=u.mul(l);const c=Fx(i||nN),h=pI(u,c);return Yx(o.xy.add(h),o.zw)}copy(e){return this.positionNode=e.positionNode,this.rotationNode=e.rotationNode,this.scaleNode=e.scaleNode,super.copy(e)}get sizeAttenuation(){return this._useSizeAttenuation}set sizeAttenuation(e){this._useSizeAttenuation!==e&&(this._useSizeAttenuation=e,this.needsUpdate=!0)}}const gI=new ws,_I=new mn;class vI extends mI{static get type(){return"PointsNodeMaterial"}constructor(e){super(),this.sizeNode=null,this.isPointsNodeMaterial=!0,this.setDefaultValues(gI),this.setValues(e)}setupPositionView(){const{positionNode:e}=this;return cC.mul(Wx(e||mC)).xyz}setupVertexSprite(e){const{material:t,camera:n}=e,{rotationNode:r,scaleNode:i,sizeNode:s,sizeAttenuation:a}=this;let o=super.setupVertex(e);if(!0!==t.isNodeMaterial)return o;let l=null!==s?zx(s):vN;l=l.mul(pE),n.isPerspectiveCamera&&!0===a&&(l=l.mul(yI.div(yC.z.negate()))),i&&i.isNode&&(l=l.mul(zx(i)));let u=fC.xy;if(r&&r.isNode){const e=Fx(r);u=pI(u,e)}return u=u.mul(l),u=u.div(vE.div(2)),u=u.mul(o.w),o=o.add(Yx(u,0,0)),o}setupVertex(e){return e.object.isPoints?super.setupVertex(e):this.setupVertexSprite(e)}get alphaToCoverage(){return this._useAlphaToCoverage}set alphaToCoverage(e){this._useAlphaToCoverage!==e&&(this._useAlphaToCoverage=e,this.needsUpdate=!0)}}const yI=jT(1).onFrameUpdate(function({renderer:e}){const t=e.getSize(_I);this.value=.5*t.y});class bI extends JP{constructor(){super(),this.shadowNode=Fx(1).toVar("shadowMask")}direct({lightNode:e}){null!==e.shadowNode&&this.shadowNode.mulAssign(e.shadowNode)}finish({context:e}){lT.a.mulAssign(this.shadowNode.oneMinus()),e.outgoingLight.rgb.assign(lT.rgb)}}const xI=new za;class TI extends BP{static get type(){return"ShadowNodeMaterial"}constructor(e){super(),this.isShadowNodeMaterial=!0,this.lights=!0,this.transparent=!0,this.setDefaultValues(xI),this.setValues(e)}setupLightingModel(){return new bI}}aT("vec3"),aT("vec3"),aT("vec3");class SI{constructor(e,t,n){this.renderer=e,this.nodes=t,this.info=n,this._context="undefined"!=typeof self?self:null,this._animationLoop=null,this._requestId=null}start(){const e=(t,n)=>{this._requestId=this._context.requestAnimationFrame(e),!0===this.info.autoReset&&this.info.reset(),this.nodes.nodeFrame.update(),this.info.frame=this.nodes.nodeFrame.frameId,this.renderer._inspector.begin(),null!==this._animationLoop&&this._animationLoop(t,n),this.renderer._inspector.finish()};e()}stop(){this._context.cancelAnimationFrame(this._requestId),this._requestId=null}getAnimationLoop(){return this._animationLoop}setAnimationLoop(e){this._animationLoop=e}getContext(){return this._context}setContext(e){this._context=e}dispose(){this.stop()}}class wI{constructor(){this.weakMaps={}}_getWeakMap(e){const t=e.length;let n=this.weakMaps[t];return void 0===n&&(n=new WeakMap,this.weakMaps[t]=n),n}get(e){let t=this._getWeakMap(e);for(let n=0;n<e.length-1;n++)if(t=t.get(e[n]),void 0===t)return;return t.get(e[e.length-1])}set(e,t){let n=this._getWeakMap(e);for(let t=0;t<e.length-1;t++){const r=e[t];!1===n.has(r)&&n.set(r,new WeakMap),n=n.get(r)}return n.set(e[e.length-1],t),this}delete(e){let t=this._getWeakMap(e);for(let n=0;n<e.length-1;n++)if(t=t.get(e[n]),void 0===t)return!1;return t.delete(e[e.length-1])}}let MI=0;class EI{constructor(e,t,n,r,i,s,a,o,l,u){this.id=MI++,this._nodes=e,this._geometries=t,this.renderer=n,this.object=r,this.material=i,this.scene=s,this.camera=a,this.lightsNode=o,this.context=l,this.geometry=r.geometry,this.version=i.version,this.drawRange=null,this.attributes=null,this.attributesId=null,this.pipeline=null,this.group=null,this.vertexBuffers=null,this.drawParams=null,this.bundle=null,this.clippingContext=u,this.clippingContextCacheKey=null!==u?u.cacheKey:"",this.initialNodesCacheKey=this.getDynamicCacheKey(),this.initialCacheKey=this.getCacheKey(),this._nodeBuilderState=null,this._bindings=null,this._monitor=null,this.onDispose=null,this.isRenderObject=!0,this.onMaterialDispose=()=>{this.dispose()},this.onGeometryDispose=()=>{this.attributes=null,this.attributesId=null},this.material.addEventListener("dispose",this.onMaterialDispose),this.geometry.addEventListener("dispose",this.onGeometryDispose)}updateClipping(e){this.clippingContext=e}get clippingNeedsUpdate(){return null!==this.clippingContext&&this.clippingContext.cacheKey!==this.clippingContextCacheKey&&(this.clippingContextCacheKey=this.clippingContext.cacheKey,!0)}get hardwareClippingPlanes(){return!0===this.material.hardwareClipping?this.clippingContext.unionClippingCount:0}getNodeBuilderState(){return this._nodeBuilderState||(this._nodeBuilderState=this._nodes.getForRender(this))}getMonitor(){return this._monitor||(this._monitor=this.getNodeBuilderState().observer)}getBindings(){return this._bindings||(this._bindings=this.getNodeBuilderState().createBindings())}getBindingGroup(e){for(const t of this.getBindings())if(t.name===e)return t}getIndex(){return this._geometries.getIndex(this)}getIndirect(){return this._geometries.getIndirect(this)}getIndirectOffset(){return this._geometries.getIndirectOffset(this)}getChainArray(){return[this.object,this.material,this.context,this.lightsNode]}setGeometry(e){this.geometry=e,this.attributes=null,this.attributesId=null}getAttributes(){if(null!==this.attributes)return this.attributes;const e=this.getNodeBuilderState().nodeAttributes,t=this.geometry,n=[],r=new Set,i={};for(const s of e){let e;if(s.node&&s.node.attribute?e=s.node.attribute:(e=t.getAttribute(s.name),i[s.name]=e.id),void 0===e)continue;n.push(e);const a=e.isInterleavedBufferAttribute?e.data:e;r.add(a)}return this.attributes=n,this.attributesId=i,this.vertexBuffers=Array.from(r.values()),n}getVertexBuffers(){return null===this.vertexBuffers&&this.getAttributes(),this.vertexBuffers}getDrawParameters(){const{object:e,material:t,geometry:n,group:r,drawRange:i}=this,s=this.drawParams||(this.drawParams={vertexCount:0,firstVertex:0,instanceCount:0,firstInstance:0}),a=this.getIndex(),o=null!==a;let l=1;if(!0===n.isInstancedBufferGeometry?l=n.instanceCount:void 0!==e.count&&(l=Math.max(0,e.count)),0===l)return null;if(s.instanceCount=l,!0===e.isBatchedMesh)return s;let u=1;!0!==t.wireframe||e.isPoints||e.isLineSegments||e.isLine||e.isLineLoop||(u=2);let c=i.start*u,h=(i.start+i.count)*u;null!==r&&(c=Math.max(c,r.start*u),h=Math.min(h,(r.start+r.count)*u));const d=n.attributes.position;let A=1/0;o?A=a.count:null!=d&&(A=d.count),c=Math.max(c,0),h=Math.min(h,A);const p=h-c;return p<0||p===1/0?null:(s.vertexCount=p,s.firstVertex=c,s)}getGeometryCacheKey(){const{geometry:e}=this;let t="";for(const n of Object.keys(e.attributes).sort()){const r=e.attributes[n];t+=n+",",r.data&&(t+=r.data.stride+","),r.offset&&(t+=r.offset+","),r.itemSize&&(t+=r.itemSize+","),r.normalized&&(t+="n,")}for(const n of Object.keys(e.morphAttributes).sort()){const r=e.morphAttributes[n];t+="morph-"+n+",";for(let e=0,n=r.length;e<n;e++){t+=r[e].id+","}}return e.index&&(t+="index,"),t}getMaterialCacheKey(){const{object:e,material:t,renderer:n}=this;let r=t.customProgramCacheKey();for(const e of function(e){const t=Object.keys(e);let n=Object.getPrototypeOf(e);for(;n;){const e=Object.getOwnPropertyDescriptors(n);for(const n in e)if(void 0!==e[n]){const r=e[n];r&&"function"==typeof r.get&&t.push(n)}n=Object.getPrototypeOf(n)}return t}(t)){if(/^(is[A-Z]|_)|^(visible|version|uuid|name|opacity|userData)$/.test(e))continue;const i=t[e];let s;if(null!==i){const e=typeof i;"number"===e?s=0!==i?"1":"0":"object"===e?(s="{",i.isTexture&&(s+=i.mapping,!0===n.backend.isWebGPUBackend&&(s+=i.magFilter,s+=i.minFilter,s+=i.wrapS,s+=i.wrapT,s+=i.wrapR)),s+="}"):s=String(i)}else s=String(i);r+=s+","}return r+=this.clippingContextCacheKey+",",e.geometry&&(r+=this.getGeometryCacheKey()),e.skeleton&&(r+=e.skeleton.bones.length+","),e.isBatchedMesh&&(r+=e._matricesTexture.uuid+",",null!==e._colorsTexture&&(r+=e._colorsTexture.uuid+",")),(e.isInstancedMesh||e.count>1||Array.isArray(e.morphTargetInfluences))&&(r+=e.uuid+","),r+=this.context.id+",",r+=e.receiveShadow+",",hb(r)}get needsGeometryUpdate(){if(this.geometry.id!==this.object.geometry.id)return!0;if(null!==this.attributes){const e=this.attributesId;for(const t in e){const n=this.geometry.getAttribute(t);if(void 0===n||e[t]!==n.id)return!0}}return!1}get needsUpdate(){return this.initialNodesCacheKey!==this.getDynamicCacheKey()||this.clippingNeedsUpdate}getDynamicCacheKey(){let e=0;return!0!==this.material.isShadowPassMaterial&&(e=this._nodes.getCacheKey(this.scene,this.lightsNode)),this.camera.isArrayCamera&&(e=Ab(e,this.camera.cameras.length)),this.object.receiveShadow&&(e=Ab(e,1)),e=Ab(e,this.renderer.contextNode.id,this.renderer.contextNode.version),e}getCacheKey(){return this.getMaterialCacheKey()+this.getDynamicCacheKey()}dispose(){this.material.removeEventListener("dispose",this.onMaterialDispose),this.geometry.removeEventListener("dispose",this.onGeometryDispose),this.onDispose()}}const CI=[];class RI{constructor(e,t,n,r,i,s){this.renderer=e,this.nodes=t,this.geometries=n,this.pipelines=r,this.bindings=i,this.info=s,this.chainMaps={}}get(e,t,n,r,i,s,a,o){const l=this.getChainMap(o);CI[0]=e,CI[1]=t,CI[2]=s,CI[3]=i;let u=l.get(CI);return void 0===u?(u=this.createRenderObject(this.nodes,this.geometries,this.renderer,e,t,n,r,i,s,a,o),l.set(CI,u)):(u.camera=r,u.updateClipping(a),u.needsGeometryUpdate&&u.setGeometry(e.geometry),(u.version!==t.version||u.needsUpdate)&&(u.initialCacheKey!==u.getCacheKey()?(u.dispose(),u=this.get(e,t,n,r,i,s,a,o)):u.version=t.version)),CI[0]=null,CI[1]=null,CI[2]=null,CI[3]=null,u}getChainMap(e="default"){return this.chainMaps[e]||(this.chainMaps[e]=new wI)}dispose(){this.chainMaps={}}createRenderObject(e,t,n,r,i,s,a,o,l,u,c){const h=this.getChainMap(c),d=new EI(e,t,n,r,i,s,a,o,l,u);return d.onDispose=()=>{this.pipelines.delete(d),this.bindings.deleteForRender(d),this.nodes.delete(d),h.delete(d.getChainArray())},d}}class NI{constructor(){this.data=new WeakMap}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}delete(e){let t=null;return this.data.has(e)&&(t=this.data.get(e),this.data.delete(e)),t}has(e){return this.data.has(e)}dispose(){this.data=new WeakMap}}const PI=1,DI=2,LI=3,II=4,OI=16;class UI extends NI{constructor(e){super(),this.backend=e}delete(e){const t=super.delete(e);return null!==t&&this.backend.destroyAttribute(e),t}update(e,t){const n=this.get(e);if(void 0===n.version)t===PI?this.backend.createAttribute(e):t===DI?this.backend.createIndexAttribute(e):t===LI?this.backend.createStorageAttribute(e):t===II&&this.backend.createIndirectStorageAttribute(e),n.version=this._getBufferAttribute(e).version;else{const t=this._getBufferAttribute(e);(n.version<t.version||t.usage===qt)&&(this.backend.updateAttribute(e),n.version=t.version)}}_getBufferAttribute(e){return e.isInterleavedBufferAttribute&&(e=e.data),e}}function BI(e){return null!==e.index?e.index.version:e.attributes.position.version}function FI(e){return null!==e.index?e.index.id:e.attributes.position.id}function kI(e){const t=[],n=e.index,r=e.attributes.position;if(null!==n){const e=n.array;for(let n=0,r=e.length;n<r;n+=3){const r=e[n+0],i=e[n+1],s=e[n+2];t.push(r,i,i,s,s,r)}}else{for(let e=0,n=r.array.length/3-1;e<n;e+=3){const n=e+0,r=e+1,i=e+2;t.push(n,r,r,i,i,n)}}const i=new(r.count>=65535?ci:ui)(t,1);return i.version=BI(e),i.__id=FI(e),i}class qI extends NI{constructor(e,t){super(),this.attributes=e,this.info=t,this.wireframes=new WeakMap,this.attributeCall=new WeakMap,this._geometryDisposeListeners=new Map}has(e){const t=e.geometry;return super.has(t)&&!0===this.get(t).initialized}updateForRender(e){!1===this.has(e)&&this.initGeometry(e),this.updateAttributes(e)}initGeometry(e){const t=e.geometry;this.get(t).initialized=!0,this.info.memory.geometries++;const n=()=>{this.info.memory.geometries--;const r=t.index,i=e.getAttributes();null!==r&&this.attributes.delete(r);for(const e of i)this.attributes.delete(e);const s=this.wireframes.get(t);void 0!==s&&this.attributes.delete(s),t.removeEventListener("dispose",n),this._geometryDisposeListeners.delete(t)};t.addEventListener("dispose",n),this._geometryDisposeListeners.set(t,n)}updateAttributes(e){const t=e.getAttributes();for(const e of t)e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute?this.updateAttribute(e,LI):this.updateAttribute(e,PI);const n=this.getIndex(e);null!==n&&this.updateAttribute(n,DI);const r=e.geometry.indirect;null!==r&&this.updateAttribute(r,II)}updateAttribute(e,t){const n=this.info.render.calls;e.isInterleavedBufferAttribute?void 0===this.attributeCall.get(e)?(this.attributes.update(e,t),this.attributeCall.set(e,n)):this.attributeCall.get(e.data)!==n&&(this.attributes.update(e,t),this.attributeCall.set(e.data,n),this.attributeCall.set(e,n)):this.attributeCall.get(e)!==n&&(this.attributes.update(e,t),this.attributeCall.set(e,n))}getIndirect(e){return e.geometry.indirect}getIndirectOffset(e){return e.geometry.indirectOffset}getIndex(e){const{geometry:t,material:n}=e;let r=t.index;if(!0===n.wireframe){const e=this.wireframes;let n=e.get(t);void 0===n?(n=kI(t),e.set(t,n)):n.version===BI(t)&&n.__id===FI(t)||(this.attributes.delete(n),n=kI(t),e.set(t,n)),r=n}return r}dispose(){for(const[e,t]of this._geometryDisposeListeners.entries())e.removeEventListener("dispose",t);this._geometryDisposeListeners.clear()}}class VI{constructor(){this.autoReset=!0,this.frame=0,this.calls=0,this.render={calls:0,frameCalls:0,drawCalls:0,triangles:0,points:0,lines:0,timestamp:0},this.compute={calls:0,frameCalls:0,timestamp:0},this.memory={geometries:0,textures:0}}update(e,t,n){this.render.drawCalls++,e.isMesh||e.isSprite?this.render.triangles+=n*(t/3):e.isPoints?this.render.points+=n*t:e.isLineSegments?this.render.lines+=n*(t/2):e.isLine?this.render.lines+=n*(t-1):en("WebGPUInfo: Unknown object type.")}reset(){this.render.drawCalls=0,this.render.frameCalls=0,this.compute.frameCalls=0,this.render.triangles=0,this.render.points=0,this.render.lines=0}dispose(){this.reset(),this.calls=0,this.render.calls=0,this.compute.calls=0,this.render.timestamp=0,this.compute.timestamp=0,this.memory.geometries=0,this.memory.textures=0}}class zI{constructor(e){this.cacheKey=e,this.usedTimes=0}}class GI extends zI{constructor(e,t,n){super(e),this.vertexProgram=t,this.fragmentProgram=n}}class HI extends zI{constructor(e,t){super(e),this.computeProgram=t,this.isComputePipeline=!0}}let jI=0;class WI{constructor(e,t,n,r=null,i=null){this.id=jI++,this.code=e,this.stage=t,this.name=n,this.transforms=r,this.attributes=i,this.usedTimes=0}}class XI extends NI{constructor(e,t){super(),this.backend=e,this.nodes=t,this.bindings=null,this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}getForCompute(e,t){const{backend:n}=this,r=this.get(e);if(this._needsComputeUpdate(e)){const i=r.pipeline;i&&(i.usedTimes--,i.computeProgram.usedTimes--);const s=this.nodes.getForCompute(e);let a=this.programs.compute.get(s.computeShader);void 0===a&&(i&&0===i.computeProgram.usedTimes&&this._releaseProgram(i.computeProgram),a=new WI(s.computeShader,"compute",e.name,s.transforms,s.nodeAttributes),this.programs.compute.set(s.computeShader,a),n.createProgram(a));const o=this._getComputeCacheKey(e,a);let l=this.caches.get(o);void 0===l&&(i&&0===i.usedTimes&&this._releasePipeline(i),l=this._getComputePipeline(e,a,o,t)),l.usedTimes++,a.usedTimes++,r.version=e.version,r.pipeline=l}return r.pipeline}getForRender(e,t=null){const{backend:n}=this,r=this.get(e);if(this._needsRenderUpdate(e)){const i=r.pipeline;i&&(i.usedTimes--,i.vertexProgram.usedTimes--,i.fragmentProgram.usedTimes--);const s=e.getNodeBuilderState(),a=e.material?e.material.name:"";let o=this.programs.vertex.get(s.vertexShader);void 0===o&&(i&&0===i.vertexProgram.usedTimes&&this._releaseProgram(i.vertexProgram),o=new WI(s.vertexShader,"vertex",a),this.programs.vertex.set(s.vertexShader,o),n.createProgram(o));let l=this.programs.fragment.get(s.fragmentShader);void 0===l&&(i&&0===i.fragmentProgram.usedTimes&&this._releaseProgram(i.fragmentProgram),l=new WI(s.fragmentShader,"fragment",a),this.programs.fragment.set(s.fragmentShader,l),n.createProgram(l));const u=this._getRenderCacheKey(e,o,l);let c=this.caches.get(u);void 0===c?(i&&0===i.usedTimes&&this._releasePipeline(i),c=this._getRenderPipeline(e,o,l,u,t)):e.pipeline=c,c.usedTimes++,o.usedTimes++,l.usedTimes++,r.pipeline=c}return r.pipeline}delete(e){const t=this.get(e).pipeline;return t&&(t.usedTimes--,0===t.usedTimes&&this._releasePipeline(t),t.isComputePipeline?(t.computeProgram.usedTimes--,0===t.computeProgram.usedTimes&&this._releaseProgram(t.computeProgram)):(t.fragmentProgram.usedTimes--,t.vertexProgram.usedTimes--,0===t.vertexProgram.usedTimes&&this._releaseProgram(t.vertexProgram),0===t.fragmentProgram.usedTimes&&this._releaseProgram(t.fragmentProgram))),super.delete(e)}dispose(){super.dispose(),this.caches=new Map,this.programs={vertex:new Map,fragment:new Map,compute:new Map}}updateForRender(e){this.getForRender(e)}_getComputePipeline(e,t,n,r){n=n||this._getComputeCacheKey(e,t);let i=this.caches.get(n);return void 0===i&&(i=new HI(n,t),this.caches.set(n,i),this.backend.createComputePipeline(i,r)),i}_getRenderPipeline(e,t,n,r,i){r=r||this._getRenderCacheKey(e,t,n);let s=this.caches.get(r);return void 0===s&&(s=new GI(r,t,n),this.caches.set(r,s),e.pipeline=s,this.backend.createRenderPipeline(e,i)),s}_getComputeCacheKey(e,t){return e.id+","+t.id}_getRenderCacheKey(e,t,n){return t.id+","+n.id+","+this.backend.getRenderCacheKey(e)}_releasePipeline(e){this.caches.delete(e.cacheKey)}_releaseProgram(e){const t=e.code,n=e.stage;this.programs[n].delete(t)}_needsComputeUpdate(e){const t=this.get(e);return void 0===t.pipeline||t.version!==e.version}_needsRenderUpdate(e){return void 0===this.get(e).pipeline||this.backend.needsRenderUpdate(e)}}class $I extends NI{constructor(e,t,n,r,i,s){super(),this.backend=e,this.textures=n,this.pipelines=i,this.attributes=r,this.nodes=t,this.info=s,this.pipelines.bindings=this}getForRender(e){const t=e.getBindings();for(const e of t){const n=this.get(e);void 0===n.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),n.bindGroup=e)}return t}getForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t){const n=this.get(e);void 0===n.bindGroup&&(this._init(e),this.backend.createBindings(e,t,0),n.bindGroup=e)}return t}updateForCompute(e){this._updateBindings(this.getForCompute(e))}updateForRender(e){this._updateBindings(this.getForRender(e))}deleteForCompute(e){const t=this.nodes.getForCompute(e).bindings;for(const e of t)this.backend.deleteBindGroupData(e),this.delete(e)}deleteForRender(e){const t=e.getBindings();for(const e of t)this.backend.deleteBindGroupData(e),this.delete(e)}_updateBindings(e){for(const t of e)this._update(t,e)}_init(e){for(const t of e.bindings)if(t.isSampledTexture)this.textures.updateTexture(t.texture);else if(t.isSampler)this.textures.updateSampler(t.texture);else if(t.isStorageBuffer){const e=t.attribute,n=e.isIndirectStorageBufferAttribute?II:LI;this.attributes.update(e,n)}}_update(e,t){const{backend:n}=this;let r=!1,i=!0,s=0,a=0;for(const t of e.bindings){if(!1!==this.nodes.updateGroup(t)){if(t.isStorageBuffer){const e=t.attribute,i=e.isIndirectStorageBufferAttribute?II:LI,s=n.get(t);this.attributes.update(e,i),s.attribute!==e&&(s.attribute=e,r=!0)}if(t.isUniformBuffer){t.update()&&n.updateBinding(t)}else if(t.isSampledTexture){const o=t.update(),l=t.texture,u=this.textures.get(l);o&&(this.textures.updateTexture(l),t.generation!==u.generation&&(t.generation=u.generation,r=!0),u.bindGroups.add(e));if(void 0!==n.get(l).externalTexture||u.isDefaultTexture?i=!1:(s=10*s+l.id,a+=l.version),!0===l.isStorageTexture&&!0===l.mipmapsAutoUpdate){const e=this.get(l);!0===t.store?e.needsMipmap=!0:this.textures.needsMipmaps(l)&&!0===e.needsMipmap&&(this.backend.generateMipmaps(l),e.needsMipmap=!1)}}else if(t.isSampler){if(t.update()){const e=this.textures.updateSampler(t.texture);t.samplerKey!==e&&(t.samplerKey=e,r=!0)}}t.isBuffer&&t.updateRanges.length>0&&t.clearUpdateRanges()}}!0===r&&this.backend.updateBindings(e,t,i?s:0,a)}}function QI(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?e.z-t.z:e.id-t.id}function YI(e,t){return e.groupOrder!==t.groupOrder?e.groupOrder-t.groupOrder:e.renderOrder!==t.renderOrder?e.renderOrder-t.renderOrder:e.z!==t.z?t.z-e.z:e.id-t.id}function KI(e){return(e.transmission>0||e.transmissionNode&&e.transmissionNode.isNode)&&2===e.side&&!1===e.forceSinglePass}class ZI{constructor(e,t,n){this.renderItems=[],this.renderItemsIndex=0,this.opaque=[],this.transparentDoublePass=[],this.transparent=[],this.bundles=[],this.lightsNode=e.getNode(t,n),this.lightsArray=[],this.scene=t,this.camera=n,this.occlusionQueryCount=0}begin(){return this.renderItemsIndex=0,this.opaque.length=0,this.transparentDoublePass.length=0,this.transparent.length=0,this.bundles.length=0,this.lightsArray.length=0,this.occlusionQueryCount=0,this}getNextRenderItem(e,t,n,r,i,s,a){let o=this.renderItems[this.renderItemsIndex];return void 0===o?(o={id:e.id,object:e,geometry:t,material:n,groupOrder:r,renderOrder:e.renderOrder,z:i,group:s,clippingContext:a},this.renderItems[this.renderItemsIndex]=o):(o.id=e.id,o.object=e,o.geometry=t,o.material=n,o.groupOrder=r,o.renderOrder=e.renderOrder,o.z=i,o.group=s,o.clippingContext=a),this.renderItemsIndex++,o}push(e,t,n,r,i,s,a){const o=this.getNextRenderItem(e,t,n,r,i,s,a);!0===e.occlusionTest&&this.occlusionQueryCount++,!0===n.transparent||n.transmission>0||n.transmissionNode&&n.transmissionNode.isNode||n.backdropNode&&n.backdropNode.isNode?(KI(n)&&this.transparentDoublePass.push(o),this.transparent.push(o)):this.opaque.push(o)}unshift(e,t,n,r,i,s,a){const o=this.getNextRenderItem(e,t,n,r,i,s,a);!0===n.transparent||n.transmission>0||n.transmissionNode&&n.transmissionNode.isNode||n.backdropNode&&n.backdropNode.isNode?(KI(n)&&this.transparentDoublePass.unshift(o),this.transparent.unshift(o)):this.opaque.unshift(o)}pushBundle(e){this.bundles.push(e)}pushLight(e){this.lightsArray.push(e)}sort(e,t){this.opaque.length>1&&this.opaque.sort(e||QI),this.transparentDoublePass.length>1&&this.transparentDoublePass.sort(t||YI),this.transparent.length>1&&this.transparent.sort(t||YI)}finish(){this.lightsNode.setLights(this.lightsArray);for(let e=this.renderItemsIndex,t=this.renderItems.length;e<t;e++){const t=this.renderItems[e];if(null===t.id)break;t.id=null,t.object=null,t.geometry=null,t.material=null,t.groupOrder=null,t.renderOrder=null,t.z=null,t.group=null,t.clippingContext=null}}}const JI=[];class eO{constructor(e){this.lighting=e,this.lists=new wI}get(e,t){const n=this.lists;JI[0]=e,JI[1]=t;let r=n.get(JI);return void 0===r&&(r=new ZI(this.lighting,e,t),n.set(JI,r)),JI[0]=null,JI[1]=null,r}dispose(){this.lists=new wI}}let tO=0;class nO{constructor(){this.id=tO++,this.mrt=null,this.color=!0,this.clearColor=!0,this.clearColorValue={r:0,g:0,b:0,a:1},this.depth=!0,this.clearDepth=!0,this.clearDepthValue=1,this.stencil=!1,this.clearStencil=!0,this.clearStencilValue=1,this.viewport=!1,this.viewportValue=new Bn,this.scissor=!1,this.scissorValue=new Bn,this.renderTarget=null,this.textures=null,this.depthTexture=null,this.activeCubeFace=0,this.activeMipmapLevel=0,this.sampleCount=1,this.width=0,this.height=0,this.occlusionQueryCount=0,this.clippingContext=null,this.camera=null,this.isRenderContext=!0}getCacheKey(){return rO(this)}}function rO(e){const{textures:t,activeCubeFace:n,activeMipmapLevel:r}=e,i=[n,r];for(const e of t)i.push(e.id);return db(i)}class iO{constructor(e){this.renderer=e,this._renderContexts={}}get(e=null,t=null,n=0){let r;if(null===e)r="default";else{const t=e.texture.format,n=e.texture.type;r=`${e.textures.length}:${t}:${n}:${e.samples}:${e.depthBuffer}:${e.stencilBuffer}`}const i=r+"-"+(null!==t?t.id:"default")+"-"+n;let s=this._renderContexts[i];return void 0===s&&(s=new nO,s.mrt=t,this._renderContexts[i]=s),null!==e&&(s.sampleCount=0===e.samples?1:e.samples),s.clearDepthValue=this.renderer.getClearDepth(),s.clearStencilValue=this.renderer.getClearStencil(),s}dispose(){this._renderContexts={}}}const sO=new _n;class aO extends NI{constructor(e,t,n){super(),this.renderer=e,this.backend=t,this.info=n}updateRenderTarget(e,t=0){const n=this.get(e),r=0===e.samples?1:e.samples,i=n.depthTextureMips||(n.depthTextureMips={}),s=e.textures,a=this.getSize(s[0]),o=a.width>>t,l=a.height>>t;let u=e.depthTexture||i[t];const c=!0===e.depthBuffer||!0===e.stencilBuffer;let h=!1;void 0===u&&c&&(u=new Ls,u.format=e.stencilBuffer?Be:Ue,u.type=e.stencilBuffer?Ne:we,u.image.width=o,u.image.height=l,u.image.depth=a.depth,u.renderTarget=e,u.isArrayTexture=!0===e.multiview&&a.depth>1,i[t]=u),n.width===a.width&&a.height===n.height||(h=!0,u&&(u.needsUpdate=!0,u.image.width=o,u.image.height=l,u.image.depth=u.isArrayTexture?u.image.depth:1)),n.width=a.width,n.height=a.height,n.textures=s,n.depthTexture=u||null,n.depth=e.depthBuffer,n.stencil=e.stencilBuffer,n.renderTarget=e,n.sampleCount!==r&&(h=!0,u&&(u.needsUpdate=!0),n.sampleCount=r);const d={sampleCount:r};if(!0!==e.isXRRenderTarget){for(let e=0;e<s.length;e++){const t=s[e];h&&(t.needsUpdate=!0),this.updateTexture(t,d)}u&&this.updateTexture(u,d)}!0!==n.initialized&&(n.initialized=!0,n.onDispose=()=>{this._destroyRenderTarget(e)},e.addEventListener("dispose",n.onDispose))}updateTexture(e,t={}){const n=this.get(e);if(!0===n.initialized&&n.version===e.version)return;const r=e.isRenderTargetTexture||e.isDepthTexture||e.isFramebufferTexture,i=this.backend;if(r&&!0===n.initialized&&i.destroyTexture(e),e.isFramebufferTexture){const t=this.renderer.getRenderTarget();e.type=t?t.texture.type:ye}const{width:s,height:a,depth:o}=this.getSize(e);if(t.width=s,t.height=a,t.depth=o,t.needsMipmaps=this.needsMipmaps(e),t.levels=t.needsMipmaps?this.getMipLevels(e,s,a):1,e.isCubeTexture&&e.mipmaps.length>0&&t.levels++,r||!0===e.isStorageTexture||!0===e.isExternalTexture)i.createTexture(e,t),n.generation=e.version;else if(e.version>0){const r=e.image;if(void 0===r)Jt("Renderer: Texture marked for update but image is undefined.");else if(!1===r.complete)Jt("Renderer: Texture marked for update but image is incomplete.");else{if(e.images){const n=[];for(const t of e.images)n.push(t);t.images=n}else t.image=r;void 0!==n.isDefaultTexture&&!0!==n.isDefaultTexture||(i.createTexture(e,t),n.isDefaultTexture=!1,n.generation=e.version),!0===e.source.dataReady&&i.updateTexture(e,t);const s=!0===e.isStorageTexture&&!1===e.mipmapsAutoUpdate;t.needsMipmaps&&0===e.mipmaps.length&&!s&&i.generateMipmaps(e),e.onUpdate&&e.onUpdate(e)}}else i.createDefaultTexture(e),n.isDefaultTexture=!0,n.generation=e.version;!0!==n.initialized&&(n.initialized=!0,n.generation=e.version,n.bindGroups=new Set,this.info.memory.textures++,e.isVideoTexture&&!0===Mn.enabled&&Mn.getTransfer(e.colorSpace)!==Rt&&Jt("WebGPURenderer: Video textures must use a color space with a sRGB transfer function, e.g. SRGBColorSpace."),n.onDispose=()=>{this._destroyTexture(e)},e.addEventListener("dispose",n.onDispose)),n.version=e.version}updateSampler(e){return this.backend.updateSampler(e)}getSize(e,t=sO){let n=e.images?e.images[0]:e.image;return n?(void 0!==n.image&&(n=n.image),"undefined"!=typeof HTMLVideoElement&&n instanceof HTMLVideoElement?(t.width=n.videoWidth||1,t.height=n.videoHeight||1,t.depth=1):"undefined"!=typeof VideoFrame&&n instanceof VideoFrame?(t.width=n.displayWidth||1,t.height=n.displayHeight||1,t.depth=1):(t.width=n.width||1,t.height=n.height||1,t.depth=e.isCubeTexture?6:n.depth||1)):t.width=t.height=t.depth=1,t}getMipLevels(e,t,n){let r;return r=e.mipmaps.length>0?e.mipmaps.length:!0===e.isCompressedTexture?1:Math.floor(Math.log2(Math.max(t,n)))+1,r}needsMipmaps(e){return!0===e.generateMipmaps||e.mipmaps.length>0}_destroyRenderTarget(e){if(!0===this.has(e)){const t=this.get(e),n=t.textures,r=t.depthTexture;e.removeEventListener("dispose",t.onDispose);for(let e=0;e<n.length;e++)this._destroyTexture(n[e]);r&&this._destroyTexture(r),this.delete(e),this.backend.delete(e)}}_destroyTexture(e){if(!0===this.has(e)){const t=this.get(e);e.removeEventListener("dispose",t.onDispose);const n=t.isDefaultTexture;if(this.backend.destroyTexture(e,n),t.bindGroups)for(const e of t.bindGroups){const t=this.backend.get(e);t.groups=void 0,t.versions=void 0}this.delete(e),this.info.memory.textures--}}}class oO extends Tr{constructor(e,t,n,r=1){super(e,t,n),this.a=r}set(e,t,n,r=1){return this.a=r,super.set(e,t,n)}copy(e){return void 0!==e.a&&(this.a=e.a),super.copy(e)}clone(){return new this.constructor(this.r,this.g,this.b,this.a)}}class lO extends sT{static get type(){return"ParameterNode"}constructor(e,t=null){super(e,t),this.isParameterNode=!0}getMemberType(e,t){const n=this.getNodeType(e),r=e.getStructTypeNode(n);let i;return null!==r?i=r.getMemberType(e,t):(en(`TSL: Member "${t}" not found in struct "${n}".`,new ub),i="float"),i}getHash(){return this.uuid}generate(){return this.name}}class uO extends Lb{static get type(){return"StackNode"}constructor(e=null){super(),this.nodes=[],this.outputNode=null,this.parent=e,this._currentCond=null,this._expressionNode=null,this._currentNode=null,this.isStackNode=!0}getElementType(e){return this.hasOutput(e)?this.outputNode.getElementType(e):"void"}getNodeType(e){return this.hasOutput(e)?this.outputNode.getNodeType(e):"void"}getMemberType(e,t){return this.hasOutput(e)?this.outputNode.getMemberType(e,t):"void"}addToStack(e,t=this.nodes.length){return!0!==e.isNode?(en("TSL: Invalid node added to stack.",new ub),this):(this.nodes.splice(t,0,e),this)}addToStackBefore(e){const t=this._currentNode?this.nodes.indexOf(this._currentNode):0;return this.addToStack(e,t)}If(e,t){const n=new xx(t);return this._currentCond=Vw(e,n),this.addToStack(this._currentCond)}ElseIf(e,t){const n=new xx(t),r=Vw(e,n);return this._currentCond.elseNode=r,this._currentCond=r,this}Else(e){return this._currentCond.elseNode=new xx(e),this}Switch(e){return this._expressionNode=Tx(e),this}Case(...e){const t=[];if(e.length>=2)for(let n=0;n<e.length-1;n++)t.push(this._expressionNode.equal(Tx(e[n])));else en("TSL: Invalid parameter length. Case() requires at least two parameters.",new ub);const n=new xx(e[e.length-1]);let r=t[0];for(let e=1;e<t.length;e++)r=r.or(t[e]);const i=Vw(r,n);return null===this._currentCond?(this._currentCond=i,this.addToStack(this._currentCond)):(this._currentCond.elseNode=i,this._currentCond=i,this)}Default(e){return this.Else(e),this}setup(e){const t=e.getNodeProperties(this);let n=0;for(const r of this.getChildren())r.isVarNode&&r.isIntent(e)&&!0!==r.isAssign(e)||(t["node"+n++]=r);return t.outputNode||null}hasOutput(e){return this.outputNode&&this.outputNode.isNode&&"void"!==this.outputNode.getNodeType(e)}build(e,...t){const n=Ix(),r=e.buildStage;Lx(this),e.setActiveStack(this);const i=t=>{if(this._currentNode=t,!t.isVarNode||!t.isIntent(e)||!0===t.isAssign(e))if("setup"===r)t.build(e);else if("analyze"===r)t.build(e,this);else if("generate"===r){const n=e.getDataFromNode(t,"any").stages,r=n&&n[e.shaderStage];if(t.isVarNode&&r&&1===r.length&&r[0]&&r[0].isStackNode)return;t.build(e,"void")}},s=[...this.nodes];for(const e of s)i(e);this._currentNode=null;const a=this.nodes.filter(e=>-1===s.indexOf(e));for(const e of a)i(e);let o;return o=this.hasOutput(e)?this.outputNode.build(e,...t):super.build(e,...t),Lx(n),e.removeActiveStack(this),o}}const cO=Ex(uO).setParameterLength(0,1);class hO extends Lb{static get type(){return"StructTypeNode"}constructor(e,t=null){var n;super("struct"),this.membersLayout=(n=e,Object.entries(n).map(([e,t])=>"string"==typeof t?{name:e,type:t,atomic:!1}:{name:e,type:t.type,atomic:t.atomic||!1})),this.name=t,this.isStructLayoutNode=!0}getLength(){const e=Float32Array.BYTES_PER_ELEMENT;let t=1,n=0;for(const r of this.membersLayout){const i=r.type,s=vb(i),a=yb(i)/e;t=Math.max(t,a);const o=n%t%a;0!==o&&(n+=a-o),n+=s}return Math.ceil(n/t)*t}getMemberType(e,t){const n=this.membersLayout.find(e=>e.name===t);return n?n.type:"void"}getNodeType(e){return e.getStructTypeFromNode(this,this.membersLayout,this.name).name}setup(e){e.getStructTypeFromNode(this,this.membersLayout,this.name),e.addInclude(this)}generate(e){return this.getNodeType(e)}}class dO extends Lb{static get type(){return"StructNode"}constructor(e,t){super("vec3"),this.structTypeNode=e,this.values=t,this.isStructNode=!0}getNodeType(e){return this.structTypeNode.getNodeType(e)}getMemberType(e,t){return this.structTypeNode.getMemberType(e,t)}_getChildren(){const e=super._getChildren(),t=e.find(e=>e.childNode===this.structTypeNode);return e.splice(e.indexOf(t),1),e.push(t),e}generate(e){const t=e.getVarFromNode(this),n=t.type,r=e.getPropertyName(t);return e.addLineFlowCode(`${r} = ${e.generateStruct(n,this.structTypeNode.membersLayout,this.values)}`,this),t.name}}class AO extends Lb{static get type(){return"OutputStructNode"}constructor(...e){super(),this.members=e,this.isOutputStructNode=!0}getNodeType(){return"OutputType"}generate(e){const t=e.getDataFromNode(this);if(void 0===t.membersLayout){const n=this.members,r=[];for(let t=0;t<n.length;t++){const i="m"+t,s=n[t].getNodeType(e);r.push({name:i,type:s,index:t})}t.membersLayout=r,t.structType=e.getOutputStructTypeFromNode(this,t.membersLayout)}const n=e.getOutputStructName(),r=this.members,i=""!==n?n+".":"";for(let t=0;t<r.length;t++){const n=r[t].build(e);e.addLineFlowCode(`${i}m${t} = ${n}`,this)}return n}}const pO=Ex(AO);class fO{constructor(e=1){this.blending=e,this.blendSrc=P,this.blendDst=D,this.blendEquation=S,this.blendSrcAlpha=null,this.blendDstAlpha=null,this.blendEquationAlpha=null,this.premultiplyAlpha=!1}copy(e){return this.blending=e.blending,this.blendSrc=e.blendSrc,this.blendDst=e.blendDst,this.blendEquation=e.blendEquation,this.blendSrcAlpha=e.blendSrcAlpha,this.blendDstAlpha=e.blendDstAlpha,this.blendEquationAlpha=e.blendEquationAlpha,this.premultiplyAlpha=e.premultiplyAlpha,this}clone(){return(new this.constructor).copy(this)}}const mO=new fO(0),gO=new fO(6);function _O(e,t){for(let n=0;n<e.length;n++)if(e[n].name===t)return n;return-1}class vO extends AO{static get type(){return"MRTNode"}constructor(e){super(),this.outputNodes=e,this.blendModes={output:gO},this.isMRTNode=!0}setBlendMode(e,t){return this.blendModes[e]=t,this}getBlendMode(e){return this.blendModes[e]||mO}has(e){return void 0!==this.outputNodes[e]}get(e){return this.outputNodes[e]}merge(e){const t={...this.outputNodes,...e.outputNodes},n={...this.blendModes,...e.blendModes},r=yO(t);return r.blendings=n,r}setup(e){const t=this.outputNodes,n=[],r=e.renderer.getRenderTarget().textures;for(const e in t){n[_O(r,e)]=Yx(t[e])}return this.members=n,super.setup(e)}}const yO=Ex(vO);class bO extends Ub{static get type(){return"BitcastNode"}constructor(e,t,n=null){super(),this.valueNode=e,this.conversionType=t,this.inputType=n,this.isBitcastNode=!0}getNodeType(e){if(null!==this.inputType){const t=this.valueNode.getNodeType(e),n=e.getTypeLength(t);return e.getTypeFromLength(n,this.conversionType)}return this.conversionType}generate(e){const t=this.getNodeType(e);let n="";if(null!==this.inputType){const t=this.valueNode.getNodeType(e);n=1===e.getTypeLength(t)?this.inputType:e.changeComponentType(t,this.inputType)}else n=this.valueNode.getNodeType(e);return`${e.getBitcastMethod(t,n)}( ${this.valueNode.build(e,n)} )`}}const xO=Rx(bO).setParameterLength(2),TO=e=>new bO(e,"uint","float"),SO={};class wO extends MS{static get type(){return"BitcountNode"}constructor(e,t){super(e,t),this.isBitcountNode=!0}_resolveElementType(e,t,n){"int"===n?t.assign(xO(e,"uint")):t.assign(e)}_returnDataNode(e){switch(e){case"uint":return qx;case"int":return kx;case"uvec2":return Hx;case"uvec3":return $x;case"uvec4":return Zx;case"ivec2":return Gx;case"ivec3":return Xx;case"ivec4":return Kx}}_createTrailingZerosBaseLayout(e,t){const n=this._returnDataNode(t),r=Dx(([e])=>{const r=qx(0);this._resolveElementType(e,r,t);const i=Fx(r.bitAnd(nw(r))),s=TO(i).shiftRight(23).sub(127);return n(s)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]});return r}_createLeadingZerosBaseLayout(e,t){const n=this._returnDataNode(t),r=Dx(([e])=>{Ox(e.equal(qx(0)),()=>qx(32));const r=qx(0),i=qx(0);return this._resolveElementType(e,r,t),Ox(r.shiftRight(16).equal(0),()=>{i.addAssign(16),r.shiftLeftAssign(16)}),Ox(r.shiftRight(24).equal(0),()=>{i.addAssign(8),r.shiftLeftAssign(8)}),Ox(r.shiftRight(28).equal(0),()=>{i.addAssign(4),r.shiftLeftAssign(4)}),Ox(r.shiftRight(30).equal(0),()=>{i.addAssign(2),r.shiftLeftAssign(2)}),Ox(r.shiftRight(31).equal(0),()=>{i.addAssign(1)}),n(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]});return r}_createOneBitsBaseLayout(e,t){const n=this._returnDataNode(t),r=Dx(([e])=>{const r=qx(0);this._resolveElementType(e,r,t),r.assign(r.sub(r.shiftRight(qx(1)).bitAnd(qx(1431655765)))),r.assign(r.bitAnd(qx(858993459)).add(r.shiftRight(qx(2)).bitAnd(qx(858993459))));const i=r.add(r.shiftRight(qx(4))).bitAnd(qx(252645135)).mul(qx(16843009)).shiftRight(qx(24));return n(i)}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]});return r}_createMainLayout(e,t,n,r){const i=this._returnDataNode(t),s=Dx(([e])=>{if(1===n)return i(r(e));{const t=i(0),s=["x","y","z","w"];for(let i=0;i<n;i++){const n=s[i];t[n].assign(r(e[n]))}return t}}).setLayout({name:e,type:t,inputs:[{name:"value",type:t}]});return s}setup(e){const{method:t,aNode:n}=this,{renderer:r}=e;if(r.backend.isWebGPUBackend)return super.setup(e);const i=this.getInputType(e),s=e.getElementType(i),a=e.getTypeLength(i),o=`${t}_base_${s}`,l=`${t}_${i}`;let u=SO[o];if(void 0===u){switch(t){case wO.COUNT_LEADING_ZEROS:u=this._createLeadingZerosBaseLayout(o,s);break;case wO.COUNT_TRAILING_ZEROS:u=this._createTrailingZerosBaseLayout(o,s);break;case wO.COUNT_ONE_BITS:u=this._createOneBitsBaseLayout(o,s)}SO[o]=u}let c=SO[l];void 0===c&&(c=this._createMainLayout(l,i,a,u),SO[l]=c);return Dx(()=>c(n))()}}wO.COUNT_TRAILING_ZEROS="countTrailingZeros",wO.COUNT_LEADING_ZEROS="countLeadingZeros",wO.COUNT_ONE_BITS="countOneBits";const MO=Rx(wO,wO.COUNT_TRAILING_ZEROS).setParameterLength(1),EO=Rx(wO,wO.COUNT_LEADING_ZEROS).setParameterLength(1),CO=Rx(wO,wO.COUNT_ONE_BITS).setParameterLength(1),RO=Dx(([e])=>{const t=e.toUint().mul(747796405).add(2891336453),n=t.shiftRight(t.shiftRight(28).add(4)).bitXor(t).mul(277803737);return n.shiftRight(22).bitXor(n).toFloat().mul(1/2**32)}),NO=(e,t)=>bw(nS(4,e.mul(tS(1,e))),t);class PO extends Ub{static get type(){return"PackFloatNode"}constructor(e,t){super(),this.vectorNode=t,this.encoding=e,this.isPackFloatNode=!0}getNodeType(){return"uint"}generate(e){const t=this.vectorNode.getNodeType(e);return`${e.getFloatPackingMethod(this.encoding)}(${this.vectorNode.build(e,t)})`}}const DO=Rx(PO,"snorm").setParameterLength(1),LO=Rx(PO,"unorm").setParameterLength(1),IO=Rx(PO,"float16").setParameterLength(1);class OO extends Ub{static get type(){return"UnpackFloatNode"}constructor(e,t){super(),this.uintNode=t,this.encoding=e,this.isUnpackFloatNode=!0}getNodeType(){return"vec2"}generate(e){const t=this.uintNode.getNodeType(e);return`${e.getFloatUnpackingMethod(this.encoding)}(${this.uintNode.build(e,t)})`}}const UO=Rx(OO,"snorm").setParameterLength(1),BO=Rx(OO,"unorm").setParameterLength(1),FO=Rx(OO,"float16").setParameterLength(1),kO=Dx(([e])=>e.fract().sub(.5).abs()).setLayout({name:"tri",type:"float",inputs:[{name:"x",type:"float"}]}),qO=Dx(([e])=>Wx(kO(e.z.add(kO(e.y.mul(1)))),kO(e.z.add(kO(e.x.mul(1)))),kO(e.y.add(kO(e.x.mul(1)))))).setLayout({name:"tri3",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),VO=Dx(([e,t,n])=>{const r=Wx(e).toVar(),i=Fx(1.4).toVar(),s=Fx(0).toVar(),a=Wx(r).toVar();return WN({start:Fx(0),end:Fx(3),type:"float",condition:"<="},()=>{const e=Wx(qO(a.mul(2))).toVar();r.addAssign(e.add(n.mul(Fx(.1).mul(t)))),a.mulAssign(1.8),i.mulAssign(1.5),r.mulAssign(1.2);const o=Fx(kO(r.z.add(kO(r.x.add(kO(r.y)))))).toVar();s.addAssign(o.div(i)),a.addAssign(.14)}),s}).setLayout({name:"triNoise3D",type:"float",inputs:[{name:"position",type:"vec3"},{name:"speed",type:"float"},{name:"time",type:"float"}]});class zO extends Lb{static get type(){return"FunctionOverloadingNode"}constructor(e=[],...t){super(),this.functionNodes=e,this.parametersNodes=t,this._candidateFn=null,this.global=!0}getNodeType(e){return this.getCandidateFn(e).shaderNode.layout.type}getCandidateFn(e){const t=this.parametersNodes;let n=this._candidateFn;if(null===n){let r=null,i=-1;for(const n of this.functionNodes){const s=n.shaderNode.layout;if(null===s)throw new Error("FunctionOverloadingNode: FunctionNode must be a layout.");const a=s.inputs;if(t.length===a.length){let s=0;for(let n=0;n<t.length;n++){const r=t[n],i=a[n];r.getNodeType(e)===i.type&&s++}s>i&&(r=n,i=s)}}this._candidateFn=n=r}return n}setup(e){return this.getCandidateFn(e)(...this.parametersNodes)}}const GO=Ex(zO),HO=e=>(...t)=>GO(e,...t),jO=jT(0).setGroup(zT).onRenderUpdate(e=>e.time),WO=jT(0).setGroup(zT).onRenderUpdate(e=>e.deltaTime),XO=jT(0,"uint").setGroup(zT).onRenderUpdate(e=>e.frameId);const $O=Dx(([e,t,n=zx(.5)])=>pI(e.sub(n),t).add(n)),QO=Dx(([e,t,n=zx(.5)])=>{const r=e.sub(n),i=r.dot(r),s=i.mul(i).mul(t);return e.add(r.mul(s))}),YO=Dx(({position:e=null,horizontal:t=!0,vertical:n=!1})=>{let r;null!==e?(r=rC.toVar(),r[3][0]=e.x,r[3][1]=e.y,r[3][2]=e.z):r=rC;const i=zE.mul(r);return yx(t)&&(i[0][0]=rC[0].length(),i[0][1]=0,i[0][2]=0),yx(n)&&(i[1][0]=0,i[1][1]=rC[1].length(),i[1][2]=0),i[2][0]=0,i[2][1]=0,i[2][2]=1,qE.mul(i).mul(mC)}),KO=Dx(([e=null])=>{const t=xP();return xP(dP(e)).sub(t).lessThan(0).select(fE,e)}),ZO=Dx(([e,t=$M(),n=Fx(0)])=>{const r=e.x,i=e.y,s=n.mod(r.mul(i)).floor(),a=s.mod(r),o=i.sub(s.add(1).div(r).ceil()),l=e.reciprocal(),u=zx(a,o);return t.add(u).mul(l)}),JO=Dx(([e,t=null,n=null,r=Fx(1),i=mC,s=EC])=>{let a=s.abs().normalize();a=a.div(a.dot(Wx(1)));const o=i.yz.mul(r),l=i.zx.mul(r),u=i.xy.mul(r),c=e.value,h=null!==t?t.value:c,d=null!==n?n.value:c,A=rE(c,o).mul(a.x),p=rE(h,l).mul(a.y),f=rE(d,u).mul(a.z);return eS(A,p,f)}),eU=new is,tU=new _n,nU=new _n,rU=new _n,iU=new zn,sU=new _n(0,0,-1),aU=new Bn,oU=new _n,lU=new _n,uU=new Bn,cU=new mn,hU=new Fn,dU=fE.flipX();hU.depthTexture=new Ls(1,1);let AU=!1;class pU extends tE{static get type(){return"ReflectorNode"}constructor(e={}){super(e.defaultTexture||hU.texture,dU),this._reflectorBaseNode=e.reflector||new fU(this,e),this._depthNode=null,this.setUpdateMatrix(!1)}get reflector(){return this._reflectorBaseNode}get target(){return this._reflectorBaseNode.target}getDepthNode(){if(null===this._depthNode){if(!0!==this._reflectorBaseNode.depth)throw new Error("THREE.ReflectorNode: Depth node can only be requested when the reflector is created with { depth: true }. ");this._depthNode=new pU({defaultTexture:hU.depthTexture,reflector:this._reflectorBaseNode})}return this._depthNode}setup(e){return e.object.isQuadMesh||this._reflectorBaseNode.build(e),super.setup(e)}clone(){const e=new this.constructor(this.reflectorNode);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e._reflectorBaseNode=this._reflectorBaseNode,e}dispose(){super.dispose(),this._reflectorBaseNode.dispose()}}class fU extends Lb{static get type(){return"ReflectorBaseNode"}constructor(e,t={}){super();const{target:n=new fr,resolutionScale:r=1,generateMipmaps:i=!1,bounces:s=!0,depth:a=!1,samples:o=0}=t;this.textureNode=e,this.target=n,this.resolutionScale=r,void 0!==t.resolution&&(tn('ReflectorNode: The "resolution" parameter has been renamed to "resolutionScale".'),this.resolutionScale=t.resolution),this.generateMipmaps=i,this.bounces=s,this.depth=a,this.samples=o,this.updateBeforeType=s?wb.RENDER:wb.FRAME,this.virtualCameras=new WeakMap,this.renderTargets=new Map,this.forceUpdate=!1,this.hasOutput=!1}_updateResolution(e,t){const n=this.resolutionScale;t.getDrawingBufferSize(cU),e.setSize(Math.round(cU.width*n),Math.round(cU.height*n))}setup(e){return this._updateResolution(hU,e.renderer),super.setup(e)}dispose(){super.dispose();for(const e of this.renderTargets.values())e.dispose()}getVirtualCamera(e){let t=this.virtualCameras.get(e);return void 0===t&&(t=e.clone(),this.virtualCameras.set(e,t)),t}getRenderTarget(e){let t=this.renderTargets.get(e);return void 0===t&&(t=new Fn(0,0,{type:Ee,samples:this.samples}),!0===this.generateMipmaps&&(t.texture.minFilter=1008,t.texture.generateMipmaps=!0),!0===this.depth&&(t.depthTexture=new Ls),this.renderTargets.set(e,t)),t}updateBefore(e){if(!1===this.bounces&&AU)return!1;AU=!0;const{scene:t,camera:n,renderer:r,material:i}=e,{target:s}=this,a=this.getVirtualCamera(n),o=this.getRenderTarget(a);r.getDrawingBufferSize(cU),this._updateResolution(o,r),nU.setFromMatrixPosition(s.matrixWorld),rU.setFromMatrixPosition(n.matrixWorld),iU.extractRotation(s.matrixWorld),tU.set(0,0,1),tU.applyMatrix4(iU),oU.subVectors(nU,rU);let l=!1;if(!0===oU.dot(tU)>0&&!1===this.forceUpdate){if(!1===this.hasOutput)return void(AU=!1);l=!0}oU.reflect(tU).negate(),oU.add(nU),iU.extractRotation(n.matrixWorld),sU.set(0,0,-1),sU.applyMatrix4(iU),sU.add(rU),lU.subVectors(nU,sU),lU.reflect(tU).negate(),lU.add(nU),a.coordinateSystem=n.coordinateSystem,a.position.copy(oU),a.up.set(0,1,0),a.up.applyMatrix4(iU),a.up.reflect(tU),a.lookAt(lU),a.near=n.near,a.far=n.far,a.updateMatrixWorld(),a.projectionMatrix.copy(n.projectionMatrix),eU.setFromNormalAndCoplanarPoint(tU,nU),eU.applyMatrix4(a.matrixWorldInverse),aU.set(eU.normal.x,eU.normal.y,eU.normal.z,eU.constant);const u=a.projectionMatrix;uU.x=(Math.sign(aU.x)+u.elements[8])/u.elements[0],uU.y=(Math.sign(aU.y)+u.elements[9])/u.elements[5],uU.z=-1,uU.w=(1+u.elements[10])/u.elements[14],aU.multiplyScalar(1/aU.dot(uU));u.elements[2]=aU.x,u.elements[6]=aU.y,u.elements[10]=r.coordinateSystem===Gt?aU.z-0:aU.z+1-0,u.elements[14]=aU.w,this.textureNode.value=o.texture,!0===this.depth&&(this.textureNode.getDepthNode().value=o.depthTexture),i.visible=!1;const c=r.getRenderTarget(),h=r.getMRT(),d=r.autoClear;r.setMRT(null),r.setRenderTarget(o),r.autoClear=!0;const A=t.name;t.name=(t.name||"Scene")+" [ Reflector ]",l?(r.clear(),this.hasOutput=!1):(r.render(t,a),this.hasOutput=!0),t.name=A,r.setMRT(h),r.setRenderTarget(c),r.autoClear=d,i.visible=!0,AU=!1,this.forceUpdate=!1}get resolution(){return tn('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale}set resolution(e){tn('ReflectorNode: The "resolution" property has been renamed to "resolutionScale".'),this.resolutionScale=e}}const mU=new Do(-1,1,1,-1,0,1);class gU extends Si{constructor(e=!1){super();const t=!1===e?[0,-1,0,1,2,1]:[0,2,0,0,2,0];this.setAttribute("position",new di([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new di(t,2))}}const _U=new gU;class vU extends Ki{constructor(e=null){super(_U,e),this.camera=mU,this.isQuadMesh=!0}async renderAsync(e){tn('QuadMesh: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await e.init(),e.render(this,mU)}render(e){e.render(this,mU)}}const yU=new mn;class bU extends tE{static get type(){return"RTTNode"}constructor(e,t=null,n=null,r={type:Ee}){const i=new Fn(t,n,r);super(i.texture,$M()),this.isRTTNode=!0,this.node=e,this.width=t,this.height=n,this.pixelRatio=1,this.renderTarget=i,this.textureNeedsUpdate=!0,this.autoUpdate=!0,this._rttNode=null,this._quadMesh=new vU(new BP),this.updateBeforeType=wb.RENDER}get autoResize(){return null===this.width}setup(e){return this._rttNode=this.node.context(e.getSharedContext()),this._quadMesh.material.name="RTT",this._quadMesh.material.needsUpdate=!0,super.setup(e)}setSize(e,t){this.width=e,this.height=t;const n=e*this.pixelRatio,r=t*this.pixelRatio;this.renderTarget.setSize(n,r),this.textureNeedsUpdate=!0}setPixelRatio(e){this.pixelRatio=e,this.setSize(this.width,this.height)}updateBefore({renderer:e}){if(!1===this.textureNeedsUpdate&&!1===this.autoUpdate)return;if(this.textureNeedsUpdate=!1,!0===this.autoResize){const t=e.getPixelRatio(),n=e.getSize(yU),r=Math.floor(n.width*t),i=Math.floor(n.height*t);r===this.renderTarget.width&&i===this.renderTarget.height||(this.renderTarget.setSize(r,i),this.textureNeedsUpdate=!0)}let t="RTT";this.node.name&&(t=this.node.name+" [ "+t+" ]"),this._quadMesh.material.fragmentNode=this._rttNode,this._quadMesh.name=t;const n=e.getRenderTarget();e.setRenderTarget(this.renderTarget),this._quadMesh.render(e),e.setRenderTarget(n)}clone(){const e=new tE(this.value,this.uvNode,this.levelNode);return e.sampler=this.sampler,e.referenceNode=this,e}}const xU=(e,...t)=>new bU(Tx(e),...t),TU=Dx(([e,t,n],r)=>{let i;r.renderer.coordinateSystem===Gt?(e=zx(e.x,e.y.oneMinus()).mul(2).sub(1),i=Yx(Wx(e,t),1)):i=Yx(Wx(e.x,e.y.oneMinus(),t).mul(2).sub(1),1);const s=Yx(n.mul(i));return s.xyz.div(s.w)}),SU=Dx(([e,t])=>{const n=t.mul(Yx(e,1)),r=n.xy.div(n.w).mul(.5).add(.5).toVar();return zx(r.x,r.y.oneMinus())}),wU=Dx(([e,t,n])=>{const r=YM(iE(t)),i=Gx(e.mul(r)).toVar(),s=iE(t,i).toVar(),a=iE(t,i.sub(Gx(2,0))).toVar(),o=iE(t,i.sub(Gx(1,0))).toVar(),l=iE(t,i.add(Gx(1,0))).toVar(),u=iE(t,i.add(Gx(2,0))).toVar(),c=iE(t,i.add(Gx(0,2))).toVar(),h=iE(t,i.add(Gx(0,1))).toVar(),d=iE(t,i.sub(Gx(0,1))).toVar(),A=iE(t,i.sub(Gx(0,2))).toVar(),p=JS(tS(Fx(2).mul(o).sub(a),s)).toVar(),f=JS(tS(Fx(2).mul(l).sub(u),s)).toVar(),m=JS(tS(Fx(2).mul(h).sub(c),s)).toVar(),g=JS(tS(Fx(2).mul(d).sub(A),s)).toVar(),_=TU(e,s,n).toVar(),v=p.lessThan(f).select(_.sub(TU(e.sub(zx(Fx(1).div(r.x),0)),o,n)),_.negate().add(TU(e.add(zx(Fx(1).div(r.x),0)),l,n))),y=m.lessThan(g).select(_.sub(TU(e.add(zx(0,Fx(1).div(r.y))),h,n)),_.negate().add(TU(e.sub(zx(0,Fx(1).div(r.y))),d,n)));return jS(yw(v,y))}),MU=Dx(([e])=>WS(Fx(52.9829189).mul(WS(vw(e,zx(.06711056,.00583715)))))).setLayout({name:"interleavedGradientNoise",type:"float",inputs:[{name:"position",type:"vec2"}]}),EU=Dx(([e,t,n])=>{const r=Fx(2.399963229728653),i=VS(Fx(e).add(.5).div(Fx(t))),s=Fx(e).mul(r).add(n);return zx($S(s),XS(s)).mul(i)}).setLayout({name:"vogelDiskSample",type:"vec2",inputs:[{name:"sampleIndex",type:"int"},{name:"samplesCount",type:"int"},{name:"phi",type:"float"}]});class CU extends Lb{static get type(){return"SampleNode"}constructor(e,t=null){super(),this.callback=e,this.uvNode=t,this.isSampleNode=!0}setup(){return this.sample($M())}sample(e){return this.callback(e)}}class RU extends Lb{static get type(){return"EventNode"}constructor(e,t){super("void"),this.eventType=e,this.callback=t,e===RU.OBJECT?this.updateType=wb.OBJECT:e===RU.MATERIAL?this.updateType=wb.RENDER:e===RU.BEFORE_OBJECT?this.updateBeforeType=wb.OBJECT:e===RU.BEFORE_MATERIAL&&(this.updateBeforeType=wb.RENDER)}update(e){this.callback(e)}updateBefore(e){this.callback(e)}}RU.OBJECT="object",RU.MATERIAL="material",RU.BEFORE_OBJECT="beforeObject",RU.BEFORE_MATERIAL="beforeMaterial";const NU=(e,t)=>new RU(e,t).toStack();class PU extends es{constructor(e,t,n=Float32Array){super(ArrayBuffer.isView(e)?e:new n(e*t),t),this.isStorageInstancedBufferAttribute=!0}}class DU extends li{constructor(e,t,n=Float32Array){super(ArrayBuffer.isView(e)?e:new n(e*t),t),this.isStorageBufferAttribute=!0}}class LU extends Lb{static get type(){return"PointUVNode"}constructor(){super("vec2"),this.isPointUVNode=!0}generate(){return"vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y )"}}const IU=Cx(LU),OU=new Zn,UU=new zn,BU=jT(0).setGroup(zT).onRenderUpdate(({scene:e})=>e.backgroundBlurriness),FU=jT(1).setGroup(zT).onRenderUpdate(({scene:e})=>e.backgroundIntensity),kU=jT(new zn).setGroup(zT).onRenderUpdate(({scene:e})=>{const t=e.background;return null!==t&&t.isTexture&&300!==t.mapping?(OU.copy(e.backgroundRotation),OU.x*=-1,OU.y*=-1,OU.z*=-1,UU.makeRotationFromEuler(OU)):UU.identity(),UU});class qU extends tE{static get type(){return"StorageTextureNode"}constructor(e,t,n=null){super(e,t),this.storeNode=n,this.mipLevel=0,this.isStorageTextureNode=!0,this.access=Mb.WRITE_ONLY}getInputType(){return"storageTexture"}setup(e){super.setup(e);const t=e.getNodeProperties(this);return t.storeNode=this.storeNode,t}setAccess(e){return this.access=e,this}setMipLevel(e){return this.mipLevel=e,this}generate(e,t){let n;return n=null!==this.storeNode?this.generateStore(e):super.generate(e,t),n}generateSnippet(e,t,n,r,i,s,a,o,l){const u=this.value;return e.generateStorageTextureLoad(u,t,n,r,s,l)}toReadWrite(){return this.setAccess(Mb.READ_WRITE)}toReadOnly(){return this.setAccess(Mb.READ_ONLY)}toWriteOnly(){return this.setAccess(Mb.WRITE_ONLY)}generateStore(e){const t=e.getNodeProperties(this),{uvNode:n,storeNode:r,depthNode:i}=t,s=super.generate(e,"property"),a=n.build(e,!0===this.value.is3DTexture?"uvec3":"uvec2"),o=r.build(e,"vec4"),l=i?i.build(e,"int"):null,u=e.generateTextureStore(e,s,a,l,o);e.addLineFlowCode(u,this)}clone(){const e=super.clone();return e.storeNode=this.storeNode,e.mipLevel=this.mipLevel,e.access=this.access,e}}const VU=Ex(qU).setParameterLength(1,3),zU=Dx(({texture:e,uv:t})=>{const n=1e-4,r=Wx().toVar();return Ox(t.x.lessThan(n),()=>{r.assign(Wx(1,0,0))}).ElseIf(t.y.lessThan(n),()=>{r.assign(Wx(0,1,0))}).ElseIf(t.z.lessThan(n),()=>{r.assign(Wx(0,0,1))}).ElseIf(t.x.greaterThan(.9999),()=>{r.assign(Wx(-1,0,0))}).ElseIf(t.y.greaterThan(.9999),()=>{r.assign(Wx(0,-1,0))}).ElseIf(t.z.greaterThan(.9999),()=>{r.assign(Wx(0,0,-1))}).Else(()=>{const n=.01,i=e.sample(t.add(Wx(-.01,0,0))).r.sub(e.sample(t.add(Wx(n,0,0))).r),s=e.sample(t.add(Wx(0,-.01,0))).r.sub(e.sample(t.add(Wx(0,n,0))).r),a=e.sample(t.add(Wx(0,0,-.01))).r.sub(e.sample(t.add(Wx(0,0,n))).r);r.assign(Wx(i,s,a))}),r.normalize()});class GU extends tE{static get type(){return"Texture3DNode"}constructor(e,t=null,n=null){super(e,t,n),this.isTexture3DNode=!0}getInputType(){return"texture3D"}getDefaultUV(){return Wx(.5,.5,.5)}setUpdateMatrix(){}generateUV(e,t){return t.build(e,!0===this.sampler?"vec3":"ivec3")}generateOffset(e,t){return t.build(e,"ivec3")}normal(e){return zU({texture:this,uv:e})}}const HU=Ex(GU).setParameterLength(1,3);class jU extends JC{static get type(){return"UserDataNode"}constructor(e,t,n=null){super(e,t,n),this.userData=n}updateReference(e){return this.reference=null!==this.userData?this.userData:e.object.userData,this.reference}}const WU=new WeakMap;class XU extends Ub{static get type(){return"VelocityNode"}constructor(){super("vec2"),this.projectionMatrix=null,this.updateType=wb.OBJECT,this.updateAfterType=wb.OBJECT,this.previousModelWorldMatrix=jT(new zn),this.previousProjectionMatrix=jT(new zn).setGroup(zT),this.previousCameraViewMatrix=jT(new zn)}setProjectionMatrix(e){this.projectionMatrix=e}update({frameId:e,camera:t,object:n}){const r=QU(n);this.previousModelWorldMatrix.value.copy(r);const i=$U(t);i.frameId!==e&&(i.frameId=e,void 0===i.previousProjectionMatrix?(i.previousProjectionMatrix=new zn,i.previousCameraViewMatrix=new zn,i.currentProjectionMatrix=new zn,i.currentCameraViewMatrix=new zn,i.previousProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.previousCameraViewMatrix.copy(t.matrixWorldInverse)):(i.previousProjectionMatrix.copy(i.currentProjectionMatrix),i.previousCameraViewMatrix.copy(i.currentCameraViewMatrix)),i.currentProjectionMatrix.copy(this.projectionMatrix||t.projectionMatrix),i.currentCameraViewMatrix.copy(t.matrixWorldInverse),this.previousProjectionMatrix.value.copy(i.previousProjectionMatrix),this.previousCameraViewMatrix.value.copy(i.previousCameraViewMatrix))}updateAfter({object:e}){QU(e).copy(e.matrixWorld)}setup(){const e=null===this.projectionMatrix?qE:jT(this.projectionMatrix),t=this.previousCameraViewMatrix.mul(this.previousModelWorldMatrix),n=e.mul(cC).mul(mC),r=this.previousProjectionMatrix.mul(t).mul(gC),i=n.xy.div(n.w),s=r.xy.div(r.w);return tS(i,s)}}function $U(e){let t=WU.get(e);return void 0===t&&(t={},WU.set(e,t)),t}function QU(e,t=0){const n=$U(e);let r=n[t];return void 0===r&&(n[t]=r=new zn,n[t].copy(e.matrixWorld)),r}const YU=Cx(XU),KU=Dx(([e])=>tB(e.rgb)),ZU=Dx(([e,t=Fx(1)])=>t.mix(tB(e.rgb),e.rgb)),JU=Dx(([e,t=Fx(1)])=>{const n=eS(e.r,e.g,e.b).div(3),r=e.r.max(e.g.max(e.b)),i=r.sub(n).mul(t).mul(-3);return Cw(e.rgb,r,i)}),eB=Dx(([e,t=Fx(1)])=>{const n=Wx(.57735,.57735,.57735),r=t.cos();return Wx(e.rgb.mul(r).add(n.cross(e.rgb).mul(t.sin()).add(n.mul(vw(n,e.rgb).mul(r.oneMinus())))))}),tB=(e,t=Wx(Mn.getLuminanceCoefficients(new _n)))=>vw(e,t),nB=Dx(([e,t=Wx(1),n=Wx(0),r=Wx(1),i=Fx(1),s=Wx(Mn.getLuminanceCoefficients(new _n,Et))])=>{const a=e.rgb.dot(Wx(s)),o=pw(e.rgb.mul(t).add(n),0).toVar(),l=o.pow(r).toVar();return Ox(o.r.greaterThan(0),()=>{o.r.assign(l.r)}),Ox(o.g.greaterThan(0),()=>{o.g.assign(l.g)}),Ox(o.b.greaterThan(0),()=>{o.b.assign(l.b)}),o.assign(a.add(o.sub(a).mul(i))),Yx(o.rgb,e.a)}),rB=Dx(([e,t])=>e.mul(t).floor().div(t));let iB=null;class sB extends sP{static get type(){return"ViewportSharedTextureNode"}constructor(e=fE,t=null){null===iB&&(iB=new Ps),super(e,t,iB)}getTextureForReference(){return iB}updateReference(){return this}}const aB=Ex(sB).setParameterLength(0,2),oB=new mn;class lB extends tE{static get type(){return"PassTextureNode"}constructor(e,t){super(t),this.passNode=e,this.isPassTextureNode=!0,this.setUpdateMatrix(!1)}setup(e){return e.getNodeProperties(this).passNode=this.passNode,super.setup(e)}clone(){return new this.constructor(this.passNode,this.value)}}class uB extends lB{static get type(){return"PassMultipleTextureNode"}constructor(e,t,n=!1){super(e,null),this.textureName=t,this.previousTexture=n,this.isPassMultipleTextureNode=!0}updateTexture(){this.value=this.previousTexture?this.passNode.getPreviousTexture(this.textureName):this.passNode.getTexture(this.textureName)}setup(e){return this.updateTexture(),super.setup(e)}clone(){const e=new this.constructor(this.passNode,this.textureName,this.previousTexture);return e.uvNode=this.uvNode,e.levelNode=this.levelNode,e.biasNode=this.biasNode,e.sampler=this.sampler,e.depthNode=this.depthNode,e.compareNode=this.compareNode,e.gradNode=this.gradNode,e.offsetNode=this.offsetNode,e}}class cB extends Ub{static get type(){return"PassNode"}constructor(e,t,n,r={}){super("vec4"),this.scope=e,this.scene=t,this.camera=n,this.options=r,this._pixelRatio=1,this._width=1,this._height=1;const i=new Ls;i.isRenderTargetTexture=!0,i.name="depth";const s=new Fn(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:Ee,...r});s.texture.name="output",s.depthTexture=i,this.renderTarget=s,this.overrideMaterial=null,this.transparent=!0,this.opaque=!0,this.contextNode=null,this._contextNodeCache=null,this._textures={output:s.texture,depth:i},this._textureNodes={},this._linearDepthNodes={},this._viewZNodes={},this._previousTextures={},this._previousTextureNodes={},this._cameraNear=jT(0),this._cameraFar=jT(0),this._mrt=null,this._layers=null,this._resolutionScale=1,this._viewport=null,this._scissor=null,this.isPassNode=!0,this.updateBeforeType=wb.FRAME,this.global=!0}setResolutionScale(e){return this._resolutionScale=e,this}getResolutionScale(){return this._resolutionScale}setResolution(e){return Jt("PassNode: .setResolution() is deprecated. Use .setResolutionScale() instead."),this.setResolutionScale(e)}getResolution(){return Jt("PassNode: .getResolution() is deprecated. Use .getResolutionScale() instead."),this.getResolutionScale()}setLayers(e){return this._layers=e,this}getLayers(){return this._layers}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getTexture(e){let t=this._textures[e];if(void 0===t){t=this.renderTarget.texture.clone(),t.name=e,this._textures[e]=t,this.renderTarget.textures.push(t)}return t}getPreviousTexture(e){let t=this._previousTextures[e];return void 0===t&&(t=this.getTexture(e).clone(),this._previousTextures[e]=t),t}toggleTexture(e){const t=this._previousTextures[e];if(void 0!==t){const n=this._textures[e],r=this.renderTarget.textures.indexOf(n);this.renderTarget.textures[r]=t,this._textures[e]=t,this._previousTextures[e]=n,this._textureNodes[e].updateTexture(),this._previousTextureNodes[e].updateTexture()}}getTextureNode(e="output"){let t=this._textureNodes[e];return void 0===t&&(t=new uB(this,e),t.updateTexture(),this._textureNodes[e]=t),t}getPreviousTextureNode(e="output"){let t=this._previousTextureNodes[e];return void 0===t&&(void 0===this._textureNodes[e]&&this.getTextureNode(e),t=new uB(this,e,!0),t.updateTexture(),this._previousTextureNodes[e]=t),t}getViewZNode(e="depth"){let t=this._viewZNodes[e];if(void 0===t){const n=this._cameraNear,r=this._cameraFar;this._viewZNodes[e]=t=_P(this.getTextureNode(e),n,r)}return t}getLinearDepthNode(e="depth"){let t=this._linearDepthNodes[e];if(void 0===t){const n=this._cameraNear,r=this._cameraFar,i=this.getViewZNode(e);this._linearDepthNodes[e]=t=pP(i,n,r)}return t}async compileAsync(e){const t=e.getRenderTarget(),n=e.getMRT();e.setRenderTarget(this.renderTarget),e.setMRT(this._mrt),await e.compileAsync(this.scene,this.camera),e.setRenderTarget(t),e.setMRT(n)}setup({renderer:e}){return this.renderTarget.samples=void 0===this.options.samples?e.samples:this.options.samples,this.renderTarget.texture.type=e.getOutputBufferType(),this.scope===cB.COLOR?this.getTextureNode():this.getLinearDepthNode()}updateBefore(e){const{renderer:t}=e,{scene:n}=this;let r,i;const s=t.getOutputRenderTarget();s&&!0===s.isXRRenderTarget?(i=1,r=t.xr.getCamera(),t.xr.updateCamera(r),oB.set(s.width,s.height)):(r=this.camera,i=t.getPixelRatio(),t.getSize(oB)),this._pixelRatio=i,this.setSize(oB.width,oB.height);const a=t.getRenderTarget(),o=t.getMRT(),l=t.autoClear,u=t.transparent,c=t.opaque,h=r.layers.mask,d=t.contextNode,A=n.overrideMaterial;this._cameraNear.value=r.near,this._cameraFar.value=r.far,null!==this._layers&&(r.layers.mask=this._layers.mask);for(const e in this._previousTextures)this.toggleTexture(e);null!==this.overrideMaterial&&(n.overrideMaterial=this.overrideMaterial),t.setRenderTarget(this.renderTarget),t.setMRT(this._mrt),t.autoClear=!0,t.transparent=this.transparent,t.opaque=this.opaque,null!==this.contextNode&&(null!==this._contextNodeCache&&this._contextNodeCache.version===this.version||(this._contextNodeCache={version:this.version,context:Gw({...t.contextNode.getFlowContextData(),...this.contextNode.getFlowContextData()})}),t.contextNode=this._contextNodeCache.context);const p=n.name;n.name=this.name?this.name:n.name,t.render(n,r),n.name=p,n.overrideMaterial=A,t.setRenderTarget(a),t.setMRT(o),t.autoClear=l,t.transparent=u,t.opaque=c,t.contextNode=d,r.layers.mask=h}setSize(e,t){this._width=e,this._height=t;const n=Math.floor(this._width*this._pixelRatio*this._resolutionScale),r=Math.floor(this._height*this._pixelRatio*this._resolutionScale);this.renderTarget.setSize(n,r),null!==this._scissor&&this.renderTarget.scissor.copy(this._scissor),null!==this._viewport&&this.renderTarget.viewport.copy(this._viewport)}setScissor(e,t,n,r){null===e?this._scissor=null:(null===this._scissor&&(this._scissor=new Bn),e.isVector4?this._scissor.copy(e):this._scissor.set(e,t,n,r),this._scissor.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setViewport(e,t,n,r){null===e?this._viewport=null:(null===this._viewport&&(this._viewport=new Bn),e.isVector4?this._viewport.copy(e):this._viewport.set(e,t,n,r),this._viewport.multiplyScalar(this._pixelRatio*this._resolutionScale).floor())}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget.dispose()}}cB.COLOR="color",cB.DEPTH="depth";class hB extends cB{static get type(){return"ToonOutlinePassNode"}constructor(e,t,n,r,i){super(cB.COLOR,e,t),this.colorNode=n,this.thicknessNode=r,this.alphaNode=i,this._materialCache=new WeakMap,this.name="Outline Pass"}updateBefore(e){const{renderer:t}=e,n=t.getRenderObjectFunction();t.setRenderObjectFunction((e,n,r,i,s,a,o,l)=>{if((s.isMeshToonMaterial||s.isMeshToonNodeMaterial)&&!1===s.wireframe){const u=this._getOutlineMaterial(s);t.renderObject(e,n,r,i,u,a,o,l)}t.renderObject(e,n,r,i,s,a,o,l)}),super.updateBefore(e),t.setRenderObjectFunction(n)}_createMaterial(){const e=new BP;e.isMeshToonOutlineMaterial=!0,e.name="Toon_Outline",e.side=1;const t=EC.negate(),n=qE.mul(cC),r=Fx(1),i=n.mul(Yx(mC,1)),s=n.mul(Yx(mC.add(t),1)),a=jS(i.sub(s));return e.vertexNode=i.add(a.mul(this.thicknessNode).mul(i.w).mul(r)),e.colorNode=Yx(this.colorNode,this.alphaNode),e}_getOutlineMaterial(e){let t=this._materialCache.get(e);return void 0===t&&(t=this._createMaterial(),this._materialCache.set(e,t)),t}}const dB=Dx(([e,t])=>e.mul(t).clamp()).setLayout({name:"linearToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),AB=Dx(([e,t])=>(e=e.mul(t)).div(e.add(1)).clamp()).setLayout({name:"reinhardToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),pB=Dx(([e,t])=>{const n=(e=(e=e.mul(t)).sub(.004).max(0)).mul(e.mul(6.2).add(.5)),r=e.mul(e.mul(6.2).add(1.7)).add(.06);return n.div(r).pow(2.2)}).setLayout({name:"cineonToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),fB=Dx(([e])=>{const t=e.mul(e.add(.0245786)).sub(90537e-9),n=e.mul(e.add(.432951).mul(.983729)).add(.238081);return t.div(n)}),mB=Dx(([e,t])=>{const n=tT(.59719,.35458,.04823,.076,.90834,.01566,.0284,.13383,.83777),r=tT(1.60475,-.53108,-.07367,-.10208,1.10813,-.00605,-.00327,-.07276,1.07602);return e=e.mul(t).div(.6),e=n.mul(e),e=fB(e),(e=r.mul(e)).clamp()}).setLayout({name:"acesFilmicToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),gB=tT(Wx(1.6605,-.1246,-.0182),Wx(-.5876,1.1329,-.1006),Wx(-.0728,-.0083,1.1187)),_B=tT(Wx(.6274,.0691,.0164),Wx(.3293,.9195,.088),Wx(.0433,.0113,.8956)),vB=Dx(([e])=>{const t=Wx(e).toVar(),n=Wx(t.mul(t)).toVar(),r=Wx(n.mul(n)).toVar();return Fx(15.5).mul(r.mul(n)).sub(nS(40.14,r.mul(t))).add(nS(31.96,r).sub(nS(6.868,n.mul(t))).add(nS(.4298,n).add(nS(.1191,t).sub(.00232))))}),yB=Dx(([e,t])=>{const n=Wx(e).toVar(),r=tT(Wx(.856627153315983,.137318972929847,.11189821299995),Wx(.0951212405381588,.761241990602591,.0767994186031903),Wx(.0482516061458583,.101439036467562,.811302368396859)),i=tT(Wx(1.1271005818144368,-.1413297634984383,-.14132976349843826),Wx(-.11060664309660323,1.157823702216272,-.11060664309660294),Wx(-.016493938717834573,-.016493938717834257,1.2519364065950405)),s=Fx(-12.47393),a=Fx(4.026069);return n.mulAssign(t),n.assign(_B.mul(n)),n.assign(r.mul(n)),n.assign(pw(n,1e-10)),n.assign(qS(n)),n.assign(n.sub(s).div(a.sub(s))),n.assign(Rw(n,0,1)),n.assign(vB(n)),n.assign(i.mul(n)),n.assign(bw(pw(Wx(0),n),Wx(2.2))),n.assign(gB.mul(n)),n.assign(Rw(n,0,1)),n}).setLayout({name:"agxToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]}),bB=Dx(([e,t])=>{const n=Fx(.76),r=Fx(.15);e=e.mul(t);const i=Aw(e.r,Aw(e.g,e.b)),s=Vw(i.lessThan(.08),i.sub(nS(6.25,i.mul(i))),.04);e.subAssign(s);const a=pw(e.r,pw(e.g,e.b));Ox(a.lessThan(n),()=>e);const o=tS(1,n),l=tS(1,o.mul(o).div(a.add(o.sub(n))));e.mulAssign(l.div(a));const u=tS(1,rS(1,r.mul(a.sub(l)).add(1)));return Cw(e,Wx(l),u)}).setLayout({name:"neutralToneMapping",type:"vec3",inputs:[{name:"color",type:"vec3"},{name:"exposure",type:"float"}]});class xB extends Lb{static get type(){return"CodeNode"}constructor(e="",t=[],n=""){super("code"),this.isCodeNode=!0,this.global=!0,this.code=e,this.includes=t,this.language=n}setIncludes(e){return this.includes=e,this}getIncludes(){return this.includes}generate(e){const t=this.getIncludes(e);for(const n of t)n.build(e);const n=e.getCodeFromNode(this,this.getNodeType(e));return n.code=this.code,n.code}serialize(e){super.serialize(e),e.code=this.code,e.language=this.language}deserialize(e){super.deserialize(e),this.code=e.code,this.language=e.language}}const TB=Ex(xB).setParameterLength(1,3);class SB extends xB{static get type(){return"FunctionNode"}constructor(e="",t=[],n=""){super(e,t,n)}getNodeType(e){return this.getNodeFunction(e).type}getMemberType(e,t){const n=this.getNodeType(e);return e.getStructTypeNode(n).getMemberType(e,t)}getInputs(e){return this.getNodeFunction(e).inputs}getNodeFunction(e){const t=e.getDataFromNode(this);let n=t.nodeFunction;return void 0===n&&(n=e.parser.parseFunction(this.code),t.nodeFunction=n),n}generate(e,t){super.generate(e);const n=this.getNodeFunction(e),r=n.name,i=n.type,s=e.getCodeFromNode(this,i);""!==r&&(s.name=r);const a=e.getPropertyName(s),o=this.getNodeFunction(e).getCode(a);return s.code=o+"\n","property"===t?a:e.format(`${a}()`,i,t)}}const wB=(e,t=[],n="")=>{for(let e=0;e<t.length;e++){const n=t[e];"function"==typeof n&&(t[e]=n.functionNode)}const r=new SB(e,t,n),i=(...e)=>r.call(...e);return i.functionNode=r,i};function MB(e){let t;const n=e.context.getViewZ;return void 0!==n&&(t=n(this)),(t||yC.z).negate()}const EB=Dx(([e,t],n)=>{const r=MB(n);return Dw(e,t,r)}),CB=Dx(([e],t)=>{const n=MB(t);return e.mul(e,n,n).negate().exp().oneMinus()}),RB=Dx(([e,t],n)=>{const r=MB(n),i=t.sub(_C.y).max(0).toConst().mul(r).toConst();return e.mul(e,i,i).negate().exp().oneMinus()}),NB=Dx(([e,t])=>Yx(t.toFloat().mix(CT.rgb,e.toVec3()),CT.a));let PB=null,DB=null;class LB extends Lb{static get type(){return"RangeNode"}constructor(e=Fx(),t=Fx()){super(),this.minNode=e,this.maxNode=t}getVectorLength(e){const t=this.getConstNode(this.minNode),n=this.getConstNode(this.maxNode),r=e.getTypeLength(bb(t.value)),i=e.getTypeLength(bb(n.value));return r>i?r:i}getNodeType(e){return e.object.count>1?e.getTypeFromLength(this.getVectorLength(e)):"float"}getConstNode(e){let t=null;if(e.traverse(e=>{!0===e.isConstNode&&(t=e)}),null===t)throw new JM('THREE.TSL: No "ConstNode" found in node graph.',this.stackTrace);return t}setup(e){const t=e.object;let n=null;if(t.count>1){const r=this.getConstNode(this.minNode),i=this.getConstNode(this.maxNode),s=r.value,a=i.value,o=e.getTypeLength(bb(s)),l=e.getTypeLength(bb(a));PB=PB||new Bn,DB=DB||new Bn,PB.setScalar(0),DB.setScalar(0),1===o?PB.setScalar(s):s.isColor?PB.set(s.r,s.g,s.b,1):PB.set(s.x,s.y,s.z||0,s.w||0),1===l?DB.setScalar(a):a.isColor?DB.set(a.r,a.g,a.b,1):DB.set(a.x,a.y,a.z||0,a.w||0);const u=4,c=u*t.count,h=new Float32Array(c);for(let e=0;e<c;e++){const t=e%u,n=PB.getComponent(t),r=DB.getComponent(t);h[e]=fn.lerp(n,r,Math.random())}const d=this.getNodeType(e);if(4*t.count*4<=e.getUniformBufferLimit())n=aE(h,"vec4",t.count).element(PN).convert(d);else{const t=new es(h,4);e.geometry.setAttribute("__range"+this.id,t),n=TM(t).convert(d)}}else n=Fx(0);return n}}const IB=Ex(LB).setParameterLength(2);class OB extends Lb{static get type(){return"ComputeBuiltinNode"}constructor(e,t){super(t),this._builtinName=e}getHash(e){return this.getBuiltinName(e)}getNodeType(){return this.nodeType}setBuiltinName(e){return this._builtinName=e,this}getBuiltinName(){return this._builtinName}hasBuiltin(e){return e.hasBuiltin(this._builtinName)}generate(e,t){const n=this.getBuiltinName(e),r=this.getNodeType(e);return"compute"===e.shaderStage?e.format(n,r,t):(Jt(`ComputeBuiltinNode: Compute built-in value ${n} can not be accessed in the ${e.shaderStage} stage`),e.generateConst(r))}serialize(e){super.serialize(e),e.global=this.global,e._builtinName=this._builtinName}deserialize(e){super.deserialize(e),this.global=e.global,this._builtinName=e._builtinName}}const UB=(e,t)=>new OB(e,t),BB=UB("numWorkgroups","uvec3"),FB=UB("workgroupId","uvec3"),kB=UB("globalId","uvec3"),qB=UB("localId","uvec3"),VB=UB("subgroupSize","uint");const zB=Ex(class extends Lb{constructor(e){super(),this.scope=e}generate(e){const{scope:t}=this,{renderer:n}=e;!0===n.backend.isWebGLBackend?e.addFlowCode(`\t// ${t}Barrier \n`):e.addLineFlowCode(`${t}Barrier()`,this)}});class GB extends Ib{constructor(e,t){super(e,t),this.isWorkgroupInfoElementNode=!0}generate(e,t){let n;const r=e.context.assign;if(n=super.generate(e),!0!==r){const r=this.getNodeType(e);n=e.format(n,r,t)}return n}}class HB extends Lb{constructor(e,t,n=0){super(t),this.bufferType=t,this.bufferCount=n,this.isWorkgroupInfoNode=!0,this.elementType=t,this.scope=e,this.name=""}setName(e){return this.name=e,this}label(e){return Jt('TSL: "label()" has been deprecated. Use "setName()" instead.',new ub),this.setName(e)}setScope(e){return this.scope=e,this}getElementType(){return this.elementType}getInputType(){return`${this.scope}Array`}element(e){return new GB(this,e)}generate(e){const t=""!==this.name?this.name:`${this.scope}Array_${this.id}`;return e.getScopedArray(t,this.scope.toLowerCase(),this.bufferType,this.bufferCount)}}class jB extends Lb{static get type(){return"AtomicFunctionNode"}constructor(e,t,n){super("uint"),this.method=e,this.pointerNode=t,this.valueNode=n,this.parents=!0}getInputType(e){return this.pointerNode.getNodeType(e)}getNodeType(e){return this.getInputType(e)}generate(e){const t=e.getNodeProperties(this),n=t.parents,r=this.method,i=this.getNodeType(e),s=this.getInputType(e),a=this.pointerNode,o=this.valueNode,l=[];l.push(`&${a.build(e,s)}`),null!==o&&l.push(o.build(e,s));const u=`${e.getMethod(r,i)}( ${l.join(", ")} )`;if(!(!!n&&(1===n.length&&!0===n[0].isStackNode)))return void 0===t.constNode&&(t.constNode=BM(u,i).toConst()),t.constNode.build(e);e.addLineFlowCode(u,this)}}jB.ATOMIC_LOAD="atomicLoad",jB.ATOMIC_STORE="atomicStore",jB.ATOMIC_ADD="atomicAdd",jB.ATOMIC_SUB="atomicSub",jB.ATOMIC_MAX="atomicMax",jB.ATOMIC_MIN="atomicMin",jB.ATOMIC_AND="atomicAnd",jB.ATOMIC_OR="atomicOr",jB.ATOMIC_XOR="atomicXor";const WB=Ex(jB),XB=(e,t,n)=>WB(e,t,n).toStack();class $B extends Ub{static get type(){return"SubgroupFunctionNode"}constructor(e,t=null,n=null){super(),this.method=e,this.aNode=t,this.bNode=n}getInputType(e){const t=this.aNode?this.aNode.getNodeType(e):null,n=this.bNode?this.bNode.getNodeType(e):null;return(e.isMatrix(t)?0:e.getTypeLength(t))>(e.isMatrix(n)?0:e.getTypeLength(n))?t:n}getNodeType(e){const t=this.method;return t===$B.SUBGROUP_ELECT?"bool":t===$B.SUBGROUP_BALLOT?"uvec4":this.getInputType(e)}generate(e,t){const n=this.method,r=this.getNodeType(e),i=this.getInputType(e),s=this.aNode,a=this.bNode,o=[];if(n===$B.SUBGROUP_BROADCAST||n===$B.SUBGROUP_SHUFFLE||n===$B.QUAD_BROADCAST){const t=a.getNodeType(e);o.push(s.build(e,r),a.build(e,"float"===t?"int":r))}else n===$B.SUBGROUP_SHUFFLE_XOR||n===$B.SUBGROUP_SHUFFLE_DOWN||n===$B.SUBGROUP_SHUFFLE_UP?o.push(s.build(e,r),a.build(e,"uint")):(null!==s&&o.push(s.build(e,i)),null!==a&&o.push(a.build(e,i)));const l=0===o.length?"()":`( ${o.join(", ")} )`;return e.format(`${e.getMethod(n,r)}${l}`,r,t)}serialize(e){super.serialize(e),e.method=this.method}deserialize(e){super.deserialize(e),this.method=e.method}}$B.SUBGROUP_ELECT="subgroupElect",$B.SUBGROUP_BALLOT="subgroupBallot",$B.SUBGROUP_ADD="subgroupAdd",$B.SUBGROUP_INCLUSIVE_ADD="subgroupInclusiveAdd",$B.SUBGROUP_EXCLUSIVE_AND="subgroupExclusiveAdd",$B.SUBGROUP_MUL="subgroupMul",$B.SUBGROUP_INCLUSIVE_MUL="subgroupInclusiveMul",$B.SUBGROUP_EXCLUSIVE_MUL="subgroupExclusiveMul",$B.SUBGROUP_AND="subgroupAnd",$B.SUBGROUP_OR="subgroupOr",$B.SUBGROUP_XOR="subgroupXor",$B.SUBGROUP_MIN="subgroupMin",$B.SUBGROUP_MAX="subgroupMax",$B.SUBGROUP_ALL="subgroupAll",$B.SUBGROUP_ANY="subgroupAny",$B.SUBGROUP_BROADCAST_FIRST="subgroupBroadcastFirst",$B.QUAD_SWAP_X="quadSwapX",$B.QUAD_SWAP_Y="quadSwapY",$B.QUAD_SWAP_DIAGONAL="quadSwapDiagonal",$B.SUBGROUP_BROADCAST="subgroupBroadcast",$B.SUBGROUP_SHUFFLE="subgroupShuffle",$B.SUBGROUP_SHUFFLE_XOR="subgroupShuffleXor",$B.SUBGROUP_SHUFFLE_UP="subgroupShuffleUp",$B.SUBGROUP_SHUFFLE_DOWN="subgroupShuffleDown",$B.QUAD_BROADCAST="quadBroadcast";const QB=Rx($B,$B.SUBGROUP_ELECT).setParameterLength(0),YB=Rx($B,$B.SUBGROUP_BALLOT).setParameterLength(1),KB=Rx($B,$B.SUBGROUP_ADD).setParameterLength(1),ZB=Rx($B,$B.SUBGROUP_INCLUSIVE_ADD).setParameterLength(1),JB=Rx($B,$B.SUBGROUP_EXCLUSIVE_AND).setParameterLength(1),eF=Rx($B,$B.SUBGROUP_MUL).setParameterLength(1),tF=Rx($B,$B.SUBGROUP_INCLUSIVE_MUL).setParameterLength(1),nF=Rx($B,$B.SUBGROUP_EXCLUSIVE_MUL).setParameterLength(1),rF=Rx($B,$B.SUBGROUP_AND).setParameterLength(1),iF=Rx($B,$B.SUBGROUP_OR).setParameterLength(1),sF=Rx($B,$B.SUBGROUP_XOR).setParameterLength(1),aF=Rx($B,$B.SUBGROUP_MIN).setParameterLength(1),oF=Rx($B,$B.SUBGROUP_MAX).setParameterLength(1),lF=Rx($B,$B.SUBGROUP_ALL).setParameterLength(0),uF=Rx($B,$B.SUBGROUP_ANY).setParameterLength(0),cF=Rx($B,$B.SUBGROUP_BROADCAST_FIRST).setParameterLength(2),hF=Rx($B,$B.QUAD_SWAP_X).setParameterLength(1),dF=Rx($B,$B.QUAD_SWAP_Y).setParameterLength(1),AF=Rx($B,$B.QUAD_SWAP_DIAGONAL).setParameterLength(1),pF=Rx($B,$B.SUBGROUP_BROADCAST).setParameterLength(2),fF=Rx($B,$B.SUBGROUP_SHUFFLE).setParameterLength(2),mF=Rx($B,$B.SUBGROUP_SHUFFLE_XOR).setParameterLength(2),gF=Rx($B,$B.SUBGROUP_SHUFFLE_UP).setParameterLength(2),_F=Rx($B,$B.SUBGROUP_SHUFFLE_DOWN).setParameterLength(2),vF=Rx($B,$B.QUAD_BROADCAST).setParameterLength(1);let yF;function bF(e){yF=yF||new WeakMap;let t=yF.get(e);return void 0===t&&yF.set(e,t={}),t}function xF(e){const t=bF(e);return t.shadowMatrix||(t.shadowMatrix=jT("mat4").setGroup(zT).onRenderUpdate(t=>(!0===e.castShadow&&!1!==t.renderer.shadowMap.enabled||(e.shadow.camera.coordinateSystem!==t.camera.coordinateSystem&&(e.shadow.camera.coordinateSystem=t.camera.coordinateSystem,e.shadow.camera.updateProjectionMatrix()),e.shadow.updateMatrices(e)),e.shadow.matrix)))}function TF(e,t=_C){const n=xF(e).mul(t);return n.xyz.div(n.w)}function SF(e){const t=bF(e);return t.position||(t.position=jT(new _n).setGroup(zT).onRenderUpdate((t,n)=>n.value.setFromMatrixPosition(e.matrixWorld)))}function wF(e){const t=bF(e);return t.targetPosition||(t.targetPosition=jT(new _n).setGroup(zT).onRenderUpdate((t,n)=>n.value.setFromMatrixPosition(e.target.matrixWorld)))}function MF(e){const t=bF(e);return t.viewPosition||(t.viewPosition=jT(new _n).setGroup(zT).onRenderUpdate(({camera:t},n)=>{n.value=n.value||new _n,n.value.setFromMatrixPosition(e.matrixWorld),n.value.applyMatrix4(t.matrixWorldInverse)}))}const EF=e=>zE.transformDirection(SF(e).sub(wF(e))),CF=(e,t)=>{for(const n of t)if(n.isAnalyticLightNode&&n.light.id===e)return n;return null},RF=new WeakMap,NF=[];class PF extends Lb{static get type(){return"LightsNode"}constructor(){super("vec3"),this.totalDiffuseNode=aT("vec3","totalDiffuse"),this.totalSpecularNode=aT("vec3","totalSpecular"),this.outgoingLightNode=aT("vec3","outgoingLight"),this._lights=[],this._lightNodes=null,this._lightNodesHash=null,this.global=!0}customCacheKey(){const e=this._lights;for(let t=0;t<e.length;t++){const n=e[t];if(NF.push(n.id),NF.push(n.castShadow?1:0),!0===n.isSpotLight){const e=null!==n.map?n.map.id:-1,t=n.colorNode?n.colorNode.getCacheKey():-1;NF.push(e,t)}}const t=db(NF);return NF.length=0,t}getHash(e){if(null===this._lightNodesHash){null===this._lightNodes&&this.setupLightsNode(e);const t=[];for(const e of this._lightNodes)t.push(e.getHash());this._lightNodesHash="lights-"+t.join(",")}return this._lightNodesHash}analyze(e){const t=e.getNodeProperties(this);for(const n of t.nodes)n.build(e);t.outputNode.build(e)}setupLightsNode(e){const t=[],n=this._lightNodes,r=(e=>e.sort((e,t)=>e.id-t.id))(this._lights),i=e.renderer.library;for(const e of r)if(e.isNode)t.push(Tx(e));else{let r=null;if(null!==n&&(r=CF(e.id,n)),null===r){const n=i.getLightNodeClass(e.constructor);if(null===n){Jt(`LightsNode.setupNodeLights: Light node not found for ${e.constructor.name}`);continue}let r=null;RF.has(e)?r=RF.get(e):(r=new n(e),RF.set(e,r)),t.push(r)}}this._lightNodes=t}setupDirectLight(e,t,n){const{lightingModel:r,reflectedLight:i}=e.context;r.direct({...n,lightNode:t,reflectedLight:i},e)}setupDirectRectAreaLight(e,t,n){const{lightingModel:r,reflectedLight:i}=e.context;r.directRectArea({...n,lightNode:t,reflectedLight:i},e)}setupLights(e,t){for(const n of t)n.build(e)}getLightNodes(e){return null===this._lightNodes&&this.setupLightsNode(e),this._lightNodes}setup(e){const t=e.lightsNode;e.lightsNode=this;let n=this.outgoingLightNode;const r=e.context,i=r.lightingModel,s=e.getNodeProperties(this);if(i){const{totalDiffuseNode:t,totalSpecularNode:a}=this;r.outgoingLight=n;const o=e.addStack();s.nodes=o.nodes,i.start(e);const{backdrop:l,backdropAlpha:u}=r,{directDiffuse:c,directSpecular:h,indirectDiffuse:d,indirectSpecular:A}=r.reflectedLight;let p=c.add(d);null!==l&&(p=Wx(null!==u?u.mix(p,l):l)),t.assign(p),a.assign(h.add(A)),n.assign(t.add(a)),i.finish(e),n=n.bypass(e.removeStack())}else s.nodes=[];return e.lightsNode=t,n}setLights(e){return this._lights=e,this._lightNodes=null,this._lightNodesHash=null,this}getLights(){return this._lights}get hasLights(){return this._lights.length>0}}class DF extends Lb{static get type(){return"ShadowBaseNode"}constructor(e){super(),this.light=e,this.updateBeforeType=wb.RENDER,this.isShadowBaseNode=!0}setupShadowPosition({context:e,material:t}){LF.assign(t.receivedShadowPositionNode||e.shadowPositionWorld||_C)}}const LF=aT("vec3","shadowPositionWorld");function IF(e,t){return t=function(e,t={}){return t.toneMapping=e.toneMapping,t.toneMappingExposure=e.toneMappingExposure,t.outputColorSpace=e.outputColorSpace,t.renderTarget=e.getRenderTarget(),t.activeCubeFace=e.getActiveCubeFace(),t.activeMipmapLevel=e.getActiveMipmapLevel(),t.renderObjectFunction=e.getRenderObjectFunction(),t.pixelRatio=e.getPixelRatio(),t.mrt=e.getMRT(),t.clearColor=e.getClearColor(t.clearColor||new Tr),t.clearAlpha=e.getClearAlpha(),t.autoClear=e.autoClear,t.scissorTest=e.getScissorTest(),t}(e,t),e.setMRT(null),e.setRenderObjectFunction(null),e.setClearColor(0,1),e.autoClear=!0,t}const OF=new WeakMap,UF=Dx(({depthTexture:e,shadowCoord:t,depthLayer:n})=>{let r=rE(e,t.xy).setName("t_basic");return e.isArrayTexture&&(r=r.depth(n)),r.compare(t.z)}),BF=Dx(({depthTexture:e,shadowCoord:t,shadow:n,depthLayer:r})=>{const i=(t,n)=>{let i=rE(e,t);return e.isArrayTexture&&(i=i.depth(r)),i.compare(n)},s=eR("mapSize","vec2",n).setGroup(zT),a=eR("radius","float",n).setGroup(zT),o=zx(1).div(s),l=a.mul(o.x),u=MU(gE.xy).mul(6.28318530718);return eS(i(t.xy.add(EU(0,5,u).mul(l)),t.z),i(t.xy.add(EU(1,5,u).mul(l)),t.z),i(t.xy.add(EU(2,5,u).mul(l)),t.z),i(t.xy.add(EU(3,5,u).mul(l)),t.z),i(t.xy.add(EU(4,5,u).mul(l)),t.z)).mul(.2)}),FF=Dx(({depthTexture:e,shadowCoord:t,shadow:n,depthLayer:r})=>{const i=(t,n)=>{let i=rE(e,t);return e.isArrayTexture&&(i=i.depth(r)),i.compare(n)},s=eR("mapSize","vec2",n).setGroup(zT),a=zx(1).div(s),o=a.x,l=a.y,u=t.xy,c=WS(u.mul(s).add(.5));return u.subAssign(c.mul(a)),eS(i(u,t.z),i(u.add(zx(o,0)),t.z),i(u.add(zx(0,l)),t.z),i(u.add(a),t.z),Cw(i(u.add(zx(o.negate(),0)),t.z),i(u.add(zx(o.mul(2),0)),t.z),c.x),Cw(i(u.add(zx(o.negate(),l)),t.z),i(u.add(zx(o.mul(2),l)),t.z),c.x),Cw(i(u.add(zx(0,l.negate())),t.z),i(u.add(zx(0,l.mul(2))),t.z),c.y),Cw(i(u.add(zx(o,l.negate())),t.z),i(u.add(zx(o,l.mul(2))),t.z),c.y),Cw(Cw(i(u.add(zx(o.negate(),l.negate())),t.z),i(u.add(zx(o.mul(2),l.negate())),t.z),c.x),Cw(i(u.add(zx(o.negate(),l.mul(2))),t.z),i(u.add(zx(o.mul(2),l.mul(2))),t.z),c.x),c.y)).mul(1/9)}),kF=Dx(({depthTexture:e,shadowCoord:t,depthLayer:n},r)=>{let i=rE(e).sample(t.xy);e.isArrayTexture&&(i=i.depth(n)),i=i.rg;const s=i.x,a=pw(1e-7,i.y.mul(i.y)),o=r.renderer.reversedDepthBuffer?fw(s,t.z):fw(t.z,s),l=Fx(1).toVar();return Ox(o.notEqual(1),()=>{const e=t.z.sub(s);let n=a.div(a.add(e.mul(e)));n=Rw(tS(n,.3).div(.65)),l.assign(pw(o,n))}),l}),qF=e=>{let t=OF.get(e);return void 0===t&&(t=new BP,t.colorNode=Yx(0,0,0,1),t.isShadowPassMaterial=!0,t.name="ShadowMaterial",t.blending=0,t.fog=!1,OF.set(e,t)),t},VF=e=>{const t=OF.get(e);void 0!==t&&(t.dispose(),OF.delete(e))},zF=new wI,GF=[],HF=(e,t,n,r)=>{GF[0]=e,GF[1]=t;let i=zF.get(GF);return void 0!==i&&i.shadowType===n&&i.useVelocity===r||(i=(i,s,a,o,l,u,...c)=>{(!0===i.castShadow||i.receiveShadow&&3===n)&&(r&&(Tb(i).useVelocity=!0),i.onBeforeShadow(e,i,a,t.camera,o,s.overrideMaterial,u),e.renderObject(i,s,a,o,l,u,...c),i.onAfterShadow(e,i,a,t.camera,o,s.overrideMaterial,u))},i.shadowType=n,i.useVelocity=r,zF.set(GF,i)),GF[0]=null,GF[1]=null,i},jF=Dx(({samples:e,radius:t,size:n,shadowPass:r,depthLayer:i})=>{const s=Fx(0).toVar("meanVertical"),a=Fx(0).toVar("squareMeanVertical"),o=e.lessThanEqual(Fx(1)).select(Fx(0),Fx(2).div(e.sub(1))),l=e.lessThanEqual(Fx(1)).select(Fx(0),Fx(-1));WN({start:kx(0),end:kx(e),type:"int",condition:"<"},({i:e})=>{const u=l.add(Fx(e).mul(o));let c=r.sample(eS(gE.xy,zx(0,u).mul(t)).div(n));r.value.isArrayTexture&&(c=c.depth(i)),c=c.x,s.addAssign(c),a.addAssign(c.mul(c))}),s.divAssign(e),a.divAssign(e);const u=VS(a.sub(s.mul(s)).max(0));return zx(s,u)}),WF=Dx(({samples:e,radius:t,size:n,shadowPass:r,depthLayer:i})=>{const s=Fx(0).toVar("meanHorizontal"),a=Fx(0).toVar("squareMeanHorizontal"),o=e.lessThanEqual(Fx(1)).select(Fx(0),Fx(2).div(e.sub(1))),l=e.lessThanEqual(Fx(1)).select(Fx(0),Fx(-1));WN({start:kx(0),end:kx(e),type:"int",condition:"<"},({i:e})=>{const u=l.add(Fx(e).mul(o));let c=r.sample(eS(gE.xy,zx(u,0).mul(t)).div(n));r.value.isArrayTexture&&(c=c.depth(i)),s.addAssign(c.x),a.addAssign(eS(c.y.mul(c.y),c.x.mul(c.x)))}),s.divAssign(e),a.divAssign(e);const u=VS(a.sub(s.mul(s)).max(0));return zx(s,u)}),XF=[UF,BF,FF,kF];let $F;const QF=new vU;class YF extends DF{static get type(){return"ShadowNode"}constructor(e,t=null){super(e),this.shadow=t||e.shadow,this.shadowMap=null,this.vsmShadowMapVertical=null,this.vsmShadowMapHorizontal=null,this.vsmMaterialVertical=null,this.vsmMaterialHorizontal=null,this._node=null,this._currentShadowType=null,this._cameraFrameId=new WeakMap,this.isShadowNode=!0,this.depthLayer=0}setupShadowFilter(e,{filterFn:t,depthTexture:n,shadowCoord:r,shadow:i,depthLayer:s}){const a=r.x.greaterThanEqual(0).and(r.x.lessThanEqual(1)).and(r.y.greaterThanEqual(0)).and(r.y.lessThanEqual(1)).and(r.z.lessThanEqual(1)),o=t({depthTexture:n,shadowCoord:r,shadow:i,depthLayer:s});return a.select(o,Fx(1))}setupShadowCoord(e,t){const{shadow:n}=this,{renderer:r}=e,i=n.biasNode||eR("bias","float",n).setGroup(zT);let s,a=t;if(n.camera.isOrthographicCamera||!0!==r.logarithmicDepthBuffer)a=a.xyz.div(a.w),s=a.z;else{const e=a.w;a=a.xy.div(e);const t=eR("near","float",n.camera).setGroup(zT),r=eR("far","float",n.camera).setGroup(zT);s=vP(e.negate(),t,r)}return a=Wx(a.x,a.y.oneMinus(),r.reversedDepthBuffer?s.sub(i):s.add(i)),a}getShadowFilterFn(e){return XF[e]}setupRenderTarget(e,t){const n=new Ls(e.mapSize.width,e.mapSize.height);n.name="ShadowDepthTexture",n.compareFunction=t.renderer.reversedDepthBuffer?Bt:It;const r=t.createRenderTarget(e.mapSize.width,e.mapSize.height);return r.texture.name="ShadowMap",r.texture.type=e.mapType,r.depthTexture=n,{shadowMap:r,depthTexture:n}}setupShadow(e){const{renderer:t,camera:n}=e,{light:r,shadow:i}=this,{depthTexture:s,shadowMap:a}=this.setupRenderTarget(i,e),o=t.shadowMap.type,l=t.hasCompatibility(Wt);if(1!==o&&2!==o||!l?(s.minFilter=pe,s.magFilter=pe):(s.minFilter=ge,s.magFilter=ge),i.camera.coordinateSystem=n.coordinateSystem,i.camera.updateProjectionMatrix(),3===o&&!0!==i.isPointLightShadow){s.compareFunction=null,a.depth>1?(a._vsmShadowMapVertical||(a._vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:qe,type:Ee,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapVertical.texture.name="VSMVertical"),this.vsmShadowMapVertical=a._vsmShadowMapVertical,a._vsmShadowMapHorizontal||(a._vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:qe,type:Ee,depth:a.depth,depthBuffer:!1}),a._vsmShadowMapHorizontal.texture.name="VSMHorizontal"),this.vsmShadowMapHorizontal=a._vsmShadowMapHorizontal):(this.vsmShadowMapVertical=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:qe,type:Ee,depthBuffer:!1}),this.vsmShadowMapHorizontal=e.createRenderTarget(i.mapSize.width,i.mapSize.height,{format:qe,type:Ee,depthBuffer:!1}));let t=rE(s);s.isArrayTexture&&(t=t.depth(this.depthLayer));let n=rE(this.vsmShadowMapVertical.texture);s.isArrayTexture&&(n=n.depth(this.depthLayer));const r=eR("blurSamples","float",i).setGroup(zT),o=eR("radius","float",i).setGroup(zT),l=eR("mapSize","vec2",i).setGroup(zT);let u=this.vsmMaterialVertical||(this.vsmMaterialVertical=new BP);u.fragmentNode=jF({samples:r,radius:o,size:l,shadowPass:t,depthLayer:this.depthLayer}).context(e.getSharedContext()),u.name="VSMVertical",u=this.vsmMaterialHorizontal||(this.vsmMaterialHorizontal=new BP),u.fragmentNode=WF({samples:r,radius:o,size:l,shadowPass:n,depthLayer:this.depthLayer}).context(e.getSharedContext()),u.name="VSMHorizontal"}const u=eR("intensity","float",i).setGroup(zT),c=eR("normalBias","float",i).setGroup(zT),h=xF(r).mul(LF.add(DC.mul(c))),d=this.setupShadowCoord(e,h),A=i.filterNode||this.getShadowFilterFn(t.shadowMap.type)||null;if(null===A)throw new Error("THREE.WebGPURenderer: Shadow map type not supported yet.");const p=3===o&&!0!==i.isPointLightShadow?this.vsmShadowMapHorizontal.texture:s,f=this.setupShadowFilter(e,{filterFn:A,shadowTexture:a.texture,depthTexture:p,shadowCoord:d,shadow:i,depthLayer:this.depthLayer});let m,g;!0===t.shadowMap.transmitted&&(a.texture.isCubeTexture?m=KC(a.texture,d.xyz):(m=rE(a.texture,d),s.isArrayTexture&&(m=m.depth(this.depthLayer)))),g=m?Cw(1,f.rgb.mix(m,1),u.mul(m.a)).toVar():Cw(1,f,u).toVar(),this.shadowMap=a,this.shadow.map=a;const _=`${this.light.type} Shadow [ ${this.light.name||"ID: "+this.light.id} ]`;return m&&g.toInspector(`${_} / Color`,()=>this.shadowMap.texture.isCubeTexture?KC(this.shadowMap.texture):rE(this.shadowMap.texture)),g.toInspector(`${_} / Depth`,()=>this.shadowMap.texture.isCubeTexture?KC(this.shadowMap.texture).r.oneMinus():iE(this.shadowMap.depthTexture,$M().mul(YM(rE(this.shadowMap.depthTexture)))).r.oneMinus())}setup(e){if(!1!==e.renderer.shadowMap.enabled)return Dx(()=>{const t=e.renderer.shadowMap.type;this._currentShadowType!==t&&(this._reset(),this._node=null);let n=this._node;return this.setupShadowPosition(e),null===n&&(this._node=n=this.setupShadow(e),this._currentShadowType=t),e.material.receivedShadowNode&&(n=e.material.receivedShadowNode(n)),n})()}renderShadow(e){const{shadow:t,shadowMap:n,light:r}=this,{renderer:i,scene:s}=e;t.updateMatrices(r),n.setSize(t.mapSize.width,t.mapSize.height,n.depth);const a=s.name;s.name=`Shadow Map [ ${r.name||"ID: "+r.id} ]`,i.render(s,t.camera),s.name=a}updateShadow(e){const{shadowMap:t,light:n,shadow:r}=this,{renderer:i,scene:s,camera:a}=e,o=i.shadowMap.type,l=t.depthTexture.version;this._depthVersionCached=l;const u=r.camera.layers.mask;4294967294&r.camera.layers.mask||(r.camera.layers.mask=a.layers.mask);const c=i.getRenderObjectFunction(),h=i.getMRT(),d=!!h&&h.has("velocity");$F=function(e,t,n){return n=function(e,t){return t=function(e,t={}){return t.background=e.background,t.backgroundNode=e.backgroundNode,t.overrideMaterial=e.overrideMaterial,t}(e,t),e.background=null,e.backgroundNode=null,e.overrideMaterial=null,t}(t,n=IF(e,n)),n}(i,s,$F),s.overrideMaterial=qF(n),i.setRenderObjectFunction(HF(i,r,o,d)),i.setClearColor(0,0),i.setRenderTarget(t),this.renderShadow(e),i.setRenderObjectFunction(c),3===o&&!0!==r.isPointLightShadow&&this.vsmPass(i),r.camera.layers.mask=u,function(e,t,n){!function(e,t){e.toneMapping=t.toneMapping,e.toneMappingExposure=t.toneMappingExposure,e.outputColorSpace=t.outputColorSpace,e.setRenderTarget(t.renderTarget,t.activeCubeFace,t.activeMipmapLevel),e.setRenderObjectFunction(t.renderObjectFunction),e.setPixelRatio(t.pixelRatio),e.setMRT(t.mrt),e.setClearColor(t.clearColor,t.clearAlpha),e.autoClear=t.autoClear,e.setScissorTest(t.scissorTest)}(e,n),function(e,t){e.background=t.background,e.backgroundNode=t.backgroundNode,e.overrideMaterial=t.overrideMaterial}(t,n)}(i,s,$F)}vsmPass(e){const{shadow:t}=this,n=this.shadowMap.depth;this.vsmShadowMapVertical.setSize(t.mapSize.width,t.mapSize.height,n),this.vsmShadowMapHorizontal.setSize(t.mapSize.width,t.mapSize.height,n),e.setRenderTarget(this.vsmShadowMapVertical),QF.material=this.vsmMaterialVertical,QF.render(e),e.setRenderTarget(this.vsmShadowMapHorizontal),QF.material=this.vsmMaterialHorizontal,QF.render(e)}dispose(){this._reset(),super.dispose()}_reset(){this._currentShadowType=null,VF(this.light),this.shadowMap&&(this.shadowMap.dispose(),this.shadowMap=null),null!==this.vsmShadowMapVertical&&(this.vsmShadowMapVertical.dispose(),this.vsmShadowMapVertical=null,this.vsmMaterialVertical.dispose(),this.vsmMaterialVertical=null),null!==this.vsmShadowMapHorizontal&&(this.vsmShadowMapHorizontal.dispose(),this.vsmShadowMapHorizontal=null,this.vsmMaterialHorizontal.dispose(),this.vsmMaterialHorizontal=null)}updateBefore(e){const{shadow:t}=this;let n=t.needsUpdate||t.autoUpdate;n&&(this._cameraFrameId[e.camera]===e.frameId&&(n=!1),this._cameraFrameId[e.camera]=e.frameId),n&&(this.updateShadow(e),this.shadowMap.depthTexture.version===this._depthVersionCached&&(t.needsUpdate=!1))}}const KF=(e,t)=>new YF(e,t),ZF=new Tr,JF=new zn,ek=new _n,tk=new _n,nk=[new _n(1,0,0),new _n(-1,0,0),new _n(0,-1,0),new _n(0,1,0),new _n(0,0,1),new _n(0,0,-1)],rk=[new _n(0,-1,0),new _n(0,-1,0),new _n(0,0,-1),new _n(0,0,1),new _n(0,-1,0),new _n(0,-1,0)],ik=[new _n(1,0,0),new _n(-1,0,0),new _n(0,1,0),new _n(0,-1,0),new _n(0,0,1),new _n(0,0,-1)],sk=[new _n(0,-1,0),new _n(0,-1,0),new _n(0,0,1),new _n(0,0,-1),new _n(0,-1,0),new _n(0,-1,0)],ak=Dx(({depthTexture:e,bd3D:t,dp:n})=>KC(e,t).compare(n)),ok=Dx(({depthTexture:e,bd3D:t,dp:n,shadow:r})=>{const i=eR("radius","float",r).setGroup(zT),s=eR("mapSize","vec2",r).setGroup(zT),a=i.div(s.x),o=JS(t),l=jS(yw(t,o.x.greaterThan(o.z).select(Wx(0,1,0),Wx(1,0,0)))),u=yw(t,l),c=MU(gE.xy).mul(6.28318530718),h=EU(0,5,c),d=EU(1,5,c),A=EU(2,5,c),p=EU(3,5,c),f=EU(4,5,c);return KC(e,t.add(l.mul(h.x).add(u.mul(h.y)).mul(a))).compare(n).add(KC(e,t.add(l.mul(d.x).add(u.mul(d.y)).mul(a))).compare(n)).add(KC(e,t.add(l.mul(A.x).add(u.mul(A.y)).mul(a))).compare(n)).add(KC(e,t.add(l.mul(p.x).add(u.mul(p.y)).mul(a))).compare(n)).add(KC(e,t.add(l.mul(f.x).add(u.mul(f.y)).mul(a))).compare(n)).mul(.2)}),lk=Dx(({filterFn:e,depthTexture:t,shadowCoord:n,shadow:r},i)=>{const s=n.xyz.toConst(),a=s.abs().toConst(),o=a.x.max(a.y).max(a.z),l=jT("float").setGroup(zT).onRenderUpdate(()=>r.camera.near),u=jT("float").setGroup(zT).onRenderUpdate(()=>r.camera.far),c=eR("bias","float",r).setGroup(zT),h=Fx(1).toVar();return Ox(o.sub(u).lessThanEqual(0).and(o.sub(l).greaterThanEqual(0)),()=>{let n;i.renderer.reversedDepthBuffer?(n=gP(o.negate(),l,u),n.subAssign(c)):(n=mP(o.negate(),l,u),n.addAssign(c));const a=s.normalize();h.assign(e({depthTexture:t,bd3D:a,dp:n,shadow:r}))}),h});class uk extends YF{static get type(){return"PointShadowNode"}constructor(e,t=null){super(e,t)}getShadowFilterFn(e){return 0===e?ak:ok}setupShadowCoord(e,t){return t}setupShadowFilter(e,{filterFn:t,depthTexture:n,shadowCoord:r,shadow:i}){return lk({filterFn:t,depthTexture:n,shadowCoord:r,shadow:i})}setupRenderTarget(e,t){const n=new Is(e.mapSize.width);n.name="PointShadowDepthTexture",n.compareFunction=t.renderer.reversedDepthBuffer?Bt:It;const r=t.createCubeRenderTarget(e.mapSize.width);return r.texture.name="PointShadowMap",r.depthTexture=n,{shadowMap:r,depthTexture:n}}renderShadow(e){const{shadow:t,shadowMap:n,light:r}=this,{renderer:i,scene:s}=e,a=t.camera,o=t.matrix,l=i.coordinateSystem===Gt,u=l?nk:ik,c=l?rk:sk;n.setSize(t.mapSize.width,t.mapSize.width);const h=i.autoClear,d=i.getClearColor(ZF),A=i.getClearAlpha();i.autoClear=!1,i.setClearColor(t.clearColor,t.clearAlpha);for(let e=0;e<6;e++){i.setRenderTarget(n,e),i.clear();const l=r.distance||a.far;l!==a.far&&(a.far=l,a.updateProjectionMatrix()),ek.setFromMatrixPosition(r.matrixWorld),a.position.copy(ek),tk.copy(a.position),tk.add(u[e]),a.up.copy(c[e]),a.lookAt(tk),a.updateMatrixWorld(),o.makeTranslation(-ek.x,-ek.y,-ek.z),JF.multiplyMatrices(a.projectionMatrix,a.matrixWorldInverse),t._frustum.setFromProjectionMatrix(JF,a.coordinateSystem,a.reversedDepth);const h=s.name;s.name=`Point Light Shadow [ ${r.name||"ID: "+r.id} ] - Face ${e+1}`,i.render(s,a),s.name=h}i.autoClear=h,i.setClearColor(d,A)}}const ck=(e,t)=>new uk(e,t);class hk extends JN{static get type(){return"AnalyticLightNode"}constructor(e=null){super(),this.light=e,this.color=new Tr,this.colorNode=e&&e.colorNode||jT(this.color).setGroup(zT),this.baseColorNode=null,this.shadowNode=null,this.shadowColorNode=null,this.isAnalyticLightNode=!0,this.updateType=wb.FRAME,e&&e.shadow&&(this._shadowDisposeListener=()=>{this.disposeShadow()},e.addEventListener("dispose",this._shadowDisposeListener))}dispose(){this._shadowDisposeListener&&this.light.removeEventListener("dispose",this._shadowDisposeListener),super.dispose()}disposeShadow(){null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null),this.shadowColorNode=null,null!==this.baseColorNode&&(this.colorNode=this.baseColorNode,this.baseColorNode=null)}getHash(){return this.light.uuid}getLightVector(e){return MF(this.light).sub(e.context.positionView||yC)}setupDirect(){}setupDirectRectArea(){}setupShadowNode(){return KF(this.light)}setupShadow(e){const{renderer:t}=e;if(!1===t.shadowMap.enabled)return;let n=this.shadowColorNode;if(null===n){const e=this.light.shadow.shadowNode;let t;t=void 0!==e?Tx(e):this.setupShadowNode(),this.shadowNode=t,this.shadowColorNode=n=this.colorNode.mul(t),this.baseColorNode=this.colorNode}e.context.getShadow&&(n=e.context.getShadow(this,e)),this.colorNode=n}setup(e){this.colorNode=this.baseColorNode||this.colorNode,this.light.castShadow?e.object.receiveShadow&&this.setupShadow(e):null!==this.shadowNode&&(this.shadowNode.dispose(),this.shadowNode=null,this.shadowColorNode=null);const t=this.setupDirect(e),n=this.setupDirectRectArea(e);t&&e.lightsNode.setupDirectLight(e,this,t),n&&e.lightsNode.setupDirectRectAreaLight(e,this,n)}update(){const{light:e}=this;this.color.copy(e.color).multiplyScalar(e.intensity)}}const dk=Dx(({lightDistance:e,cutoffDistance:t,decayExponent:n})=>{const r=e.pow(n).max(.01).reciprocal();return t.greaterThan(0).select(r.mul(e.div(t).pow4().oneMinus().clamp().pow2()),r)}),Ak=({color:e,lightVector:t,cutoffDistance:n,decayExponent:r})=>{const i=t.normalize(),s=t.length(),a=dk({lightDistance:s,cutoffDistance:n,decayExponent:r});return{lightDirection:i,lightColor:e.mul(a)}};class pk extends hk{static get type(){return"PointLightNode"}constructor(e=null){super(e),this.cutoffDistanceNode=jT(0).setGroup(zT),this.decayExponentNode=jT(2).setGroup(zT)}update(e){const{light:t}=this;super.update(e),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}setupShadowNode(){return ck(this.light)}setupDirect(e){return Ak({color:this.colorNode,lightVector:this.getLightVector(e),cutoffDistance:this.cutoffDistanceNode,decayExponent:this.decayExponentNode})}}const fk=Dx(([e=$M()])=>{const t=e.mul(2),n=t.x.floor(),r=t.y.floor();return n.add(r).mod(2).sign()}),mk=Dx(([e=$M()],{renderer:t,material:n})=>{const r=Ew(e.mul(2).sub(1));let i;if(n.alphaToCoverage&&t.currentSamples>0){const e=Fx(r.fwidth()).toVar();i=Dw(e.oneMinus(),e.add(1),r).oneMinus()}else i=Vw(r.greaterThan(1),0,1);return i}),gk=Dx(([e,t,n])=>{const r=Fx(n).toVar(),i=Fx(t).toVar(),s=Vx(e).toVar();return Vw(s,i,r)}).setLayout({name:"mx_select",type:"float",inputs:[{name:"b",type:"bool"},{name:"t",type:"float"},{name:"f",type:"float"}]}),_k=Dx(([e,t])=>{const n=Vx(t).toVar(),r=Fx(e).toVar();return Vw(n,r.negate(),r)}).setLayout({name:"mx_negate_if",type:"float",inputs:[{name:"val",type:"float"},{name:"b",type:"bool"}]}),vk=Dx(([e])=>{const t=Fx(e).toVar();return kx(GS(t))}).setLayout({name:"mx_floor",type:"int",inputs:[{name:"x",type:"float"}]}),yk=Dx(([e,t])=>{const n=Fx(e).toVar();return t.assign(vk(n)),n.sub(Fx(t))}),bk=Dx(([e,t,n,r,i,s])=>{const a=Fx(s).toVar(),o=Fx(i).toVar(),l=Fx(r).toVar(),u=Fx(n).toVar(),c=Fx(t).toVar(),h=Fx(e).toVar(),d=Fx(tS(1,o)).toVar();return tS(1,a).mul(h.mul(d).add(c.mul(o))).add(a.mul(u.mul(d).add(l.mul(o))))}).setLayout({name:"mx_bilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"}]}),xk=Dx(([e,t,n,r,i,s])=>{const a=Fx(s).toVar(),o=Fx(i).toVar(),l=Wx(r).toVar(),u=Wx(n).toVar(),c=Wx(t).toVar(),h=Wx(e).toVar(),d=Fx(tS(1,o)).toVar();return tS(1,a).mul(h.mul(d).add(c.mul(o))).add(a.mul(u.mul(d).add(l.mul(o))))}).setLayout({name:"mx_bilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"}]}),Tk=HO([bk,xk]),Sk=Dx(([e,t,n,r,i,s,a,o,l,u,c])=>{const h=Fx(c).toVar(),d=Fx(u).toVar(),A=Fx(l).toVar(),p=Fx(o).toVar(),f=Fx(a).toVar(),m=Fx(s).toVar(),g=Fx(i).toVar(),_=Fx(r).toVar(),v=Fx(n).toVar(),y=Fx(t).toVar(),b=Fx(e).toVar(),x=Fx(tS(1,A)).toVar(),T=Fx(tS(1,d)).toVar();return Fx(tS(1,h)).toVar().mul(T.mul(b.mul(x).add(y.mul(A))).add(d.mul(v.mul(x).add(_.mul(A))))).add(h.mul(T.mul(g.mul(x).add(m.mul(A))).add(d.mul(f.mul(x).add(p.mul(A))))))}).setLayout({name:"mx_trilerp_0",type:"float",inputs:[{name:"v0",type:"float"},{name:"v1",type:"float"},{name:"v2",type:"float"},{name:"v3",type:"float"},{name:"v4",type:"float"},{name:"v5",type:"float"},{name:"v6",type:"float"},{name:"v7",type:"float"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),wk=Dx(([e,t,n,r,i,s,a,o,l,u,c])=>{const h=Fx(c).toVar(),d=Fx(u).toVar(),A=Fx(l).toVar(),p=Wx(o).toVar(),f=Wx(a).toVar(),m=Wx(s).toVar(),g=Wx(i).toVar(),_=Wx(r).toVar(),v=Wx(n).toVar(),y=Wx(t).toVar(),b=Wx(e).toVar(),x=Fx(tS(1,A)).toVar(),T=Fx(tS(1,d)).toVar();return Fx(tS(1,h)).toVar().mul(T.mul(b.mul(x).add(y.mul(A))).add(d.mul(v.mul(x).add(_.mul(A))))).add(h.mul(T.mul(g.mul(x).add(m.mul(A))).add(d.mul(f.mul(x).add(p.mul(A))))))}).setLayout({name:"mx_trilerp_1",type:"vec3",inputs:[{name:"v0",type:"vec3"},{name:"v1",type:"vec3"},{name:"v2",type:"vec3"},{name:"v3",type:"vec3"},{name:"v4",type:"vec3"},{name:"v5",type:"vec3"},{name:"v6",type:"vec3"},{name:"v7",type:"vec3"},{name:"s",type:"float"},{name:"t",type:"float"},{name:"r",type:"float"}]}),Mk=HO([Sk,wk]),Ek=Dx(([e,t,n])=>{const r=Fx(n).toVar(),i=Fx(t).toVar(),s=qx(e).toVar(),a=qx(s.bitAnd(qx(7))).toVar(),o=Fx(gk(a.lessThan(qx(4)),i,r)).toVar(),l=Fx(nS(2,gk(a.lessThan(qx(4)),r,i))).toVar();return _k(o,Vx(a.bitAnd(qx(1)))).add(_k(l,Vx(a.bitAnd(qx(2)))))}).setLayout({name:"mx_gradient_float_0",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Ck=Dx(([e,t,n,r])=>{const i=Fx(r).toVar(),s=Fx(n).toVar(),a=Fx(t).toVar(),o=qx(e).toVar(),l=qx(o.bitAnd(qx(15))).toVar(),u=Fx(gk(l.lessThan(qx(8)),a,s)).toVar(),c=Fx(gk(l.lessThan(qx(4)),s,gk(l.equal(qx(12)).or(l.equal(qx(14))),a,i))).toVar();return _k(u,Vx(l.bitAnd(qx(1)))).add(_k(c,Vx(l.bitAnd(qx(2)))))}).setLayout({name:"mx_gradient_float_1",type:"float",inputs:[{name:"hash",type:"uint"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Rk=HO([Ek,Ck]),Nk=Dx(([e,t,n])=>{const r=Fx(n).toVar(),i=Fx(t).toVar(),s=$x(e).toVar();return Wx(Rk(s.x,i,r),Rk(s.y,i,r),Rk(s.z,i,r))}).setLayout({name:"mx_gradient_vec3_0",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"}]}),Pk=Dx(([e,t,n,r])=>{const i=Fx(r).toVar(),s=Fx(n).toVar(),a=Fx(t).toVar(),o=$x(e).toVar();return Wx(Rk(o.x,a,s,i),Rk(o.y,a,s,i),Rk(o.z,a,s,i))}).setLayout({name:"mx_gradient_vec3_1",type:"vec3",inputs:[{name:"hash",type:"uvec3"},{name:"x",type:"float"},{name:"y",type:"float"},{name:"z",type:"float"}]}),Dk=HO([Nk,Pk]),Lk=Dx(([e])=>{const t=Fx(e).toVar();return nS(.6616,t)}).setLayout({name:"mx_gradient_scale2d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Ik=Dx(([e])=>{const t=Fx(e).toVar();return nS(.982,t)}).setLayout({name:"mx_gradient_scale3d_0",type:"float",inputs:[{name:"v",type:"float"}]}),Ok=Dx(([e])=>{const t=Wx(e).toVar();return nS(.6616,t)}).setLayout({name:"mx_gradient_scale2d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]}),Uk=HO([Lk,Ok]),Bk=Dx(([e])=>{const t=Wx(e).toVar();return nS(.982,t)}).setLayout({name:"mx_gradient_scale3d_1",type:"vec3",inputs:[{name:"v",type:"vec3"}]}),Fk=HO([Ik,Bk]),kk=Dx(([e,t])=>{const n=kx(t).toVar(),r=qx(e).toVar();return r.shiftLeft(n).bitOr(r.shiftRight(kx(32).sub(n)))}).setLayout({name:"mx_rotl32",type:"uint",inputs:[{name:"x",type:"uint"},{name:"k",type:"int"}]}),qk=Dx(([e,t,n])=>{e.subAssign(n),e.bitXorAssign(kk(n,kx(4))),n.addAssign(t),t.subAssign(e),t.bitXorAssign(kk(e,kx(6))),e.addAssign(n),n.subAssign(t),n.bitXorAssign(kk(t,kx(8))),t.addAssign(e),e.subAssign(n),e.bitXorAssign(kk(n,kx(16))),n.addAssign(t),t.subAssign(e),t.bitXorAssign(kk(e,kx(19))),e.addAssign(n),n.subAssign(t),n.bitXorAssign(kk(t,kx(4))),t.addAssign(e)}),Vk=Dx(([e,t,n])=>{const r=qx(n).toVar(),i=qx(t).toVar(),s=qx(e).toVar();return r.bitXorAssign(i),r.subAssign(kk(i,kx(14))),s.bitXorAssign(r),s.subAssign(kk(r,kx(11))),i.bitXorAssign(s),i.subAssign(kk(s,kx(25))),r.bitXorAssign(i),r.subAssign(kk(i,kx(16))),s.bitXorAssign(r),s.subAssign(kk(r,kx(4))),i.bitXorAssign(s),i.subAssign(kk(s,kx(14))),r.bitXorAssign(i),r.subAssign(kk(i,kx(24))),r}).setLayout({name:"mx_bjfinal",type:"uint",inputs:[{name:"a",type:"uint"},{name:"b",type:"uint"},{name:"c",type:"uint"}]}),zk=Dx(([e])=>{const t=qx(e).toVar();return Fx(t).div(Fx(qx(kx(4294967295))))}).setLayout({name:"mx_bits_to_01",type:"float",inputs:[{name:"bits",type:"uint"}]}),Gk=Dx(([e])=>{const t=Fx(e).toVar();return t.mul(t).mul(t).mul(t.mul(t.mul(6).sub(15)).add(10))}).setLayout({name:"mx_fade",type:"float",inputs:[{name:"t",type:"float"}]}),Hk=Dx(([e])=>{const t=kx(e).toVar(),n=qx(qx(1)).toVar(),r=qx(qx(kx(3735928559)).add(n.shiftLeft(qx(2))).add(qx(13))).toVar();return Vk(r.add(qx(t)),r,r)}).setLayout({name:"mx_hash_int_0",type:"uint",inputs:[{name:"x",type:"int"}]}),jk=Dx(([e,t])=>{const n=kx(t).toVar(),r=kx(e).toVar(),i=qx(qx(2)).toVar(),s=qx().toVar(),a=qx().toVar(),o=qx().toVar();return s.assign(a.assign(o.assign(qx(kx(3735928559)).add(i.shiftLeft(qx(2))).add(qx(13))))),s.addAssign(qx(r)),a.addAssign(qx(n)),Vk(s,a,o)}).setLayout({name:"mx_hash_int_1",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"}]}),Wk=Dx(([e,t,n])=>{const r=kx(n).toVar(),i=kx(t).toVar(),s=kx(e).toVar(),a=qx(qx(3)).toVar(),o=qx().toVar(),l=qx().toVar(),u=qx().toVar();return o.assign(l.assign(u.assign(qx(kx(3735928559)).add(a.shiftLeft(qx(2))).add(qx(13))))),o.addAssign(qx(s)),l.addAssign(qx(i)),u.addAssign(qx(r)),Vk(o,l,u)}).setLayout({name:"mx_hash_int_2",type:"uint",inputs:[{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"}]}),Xk=Dx(([e,t,n,r])=>{const 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t=Wx(e).toVar(),n=kx().toVar(),r=kx().toVar(),i=kx().toVar(),s=Fx(yk(t.x,n)).toVar(),a=Fx(yk(t.y,r)).toVar(),o=Fx(yk(t.z,i)).toVar(),l=Fx(Gk(s)).toVar(),u=Fx(Gk(a)).toVar(),c=Fx(Gk(o)).toVar(),h=Wx(Mk(Dk(Zk(n,r,i),s,a,o),Dk(Zk(n.add(kx(1)),r,i),s.sub(1),a,o),Dk(Zk(n,r.add(kx(1)),i),s,a.sub(1),o),Dk(Zk(n.add(kx(1)),r.add(kx(1)),i),s.sub(1),a.sub(1),o),Dk(Zk(n,r,i.add(kx(1))),s,a,o.sub(1)),Dk(Zk(n.add(kx(1)),r,i.add(kx(1))),s.sub(1),a,o.sub(1)),Dk(Zk(n,r.add(kx(1)),i.add(kx(1))),s,a.sub(1),o.sub(1)),Dk(Zk(n.add(kx(1)),r.add(kx(1)),i.add(kx(1))),s.sub(1),a.sub(1),o.sub(1)),l,u,c)).toVar();return Fk(h)}).setLayout({name:"mx_perlin_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),iq=HO([nq,rq]),sq=Dx(([e])=>{const t=Fx(e).toVar(),n=kx(vk(t)).toVar();return zk(Qk(n))}).setLayout({name:"mx_cell_noise_float_0",type:"float",inputs:[{name:"p",type:"float"}]}),aq=Dx(([e])=>{const t=zx(e).toVar(),n=kx(vk(t.x)).toVar(),r=kx(vk(t.y)).toVar();return zk(Qk(n,r))}).setLayout({name:"mx_cell_noise_float_1",type:"float",inputs:[{name:"p",type:"vec2"}]}),oq=Dx(([e])=>{const t=Wx(e).toVar(),n=kx(vk(t.x)).toVar(),r=kx(vk(t.y)).toVar(),i=kx(vk(t.z)).toVar();return zk(Qk(n,r,i))}).setLayout({name:"mx_cell_noise_float_2",type:"float",inputs:[{name:"p",type:"vec3"}]}),lq=Dx(([e])=>{const t=Yx(e).toVar(),n=kx(vk(t.x)).toVar(),r=kx(vk(t.y)).toVar(),i=kx(vk(t.z)).toVar(),s=kx(vk(t.w)).toVar();return zk(Qk(n,r,i,s))}).setLayout({name:"mx_cell_noise_float_3",type:"float",inputs:[{name:"p",type:"vec4"}]}),uq=HO([sq,aq,oq,lq]),cq=Dx(([e])=>{const t=Fx(e).toVar(),n=kx(vk(t)).toVar();return Wx(zk(Qk(n,kx(0))),zk(Qk(n,kx(1))),zk(Qk(n,kx(2))))}).setLayout({name:"mx_cell_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"float"}]}),hq=Dx(([e])=>{const t=zx(e).toVar(),n=kx(vk(t.x)).toVar(),r=kx(vk(t.y)).toVar();return Wx(zk(Qk(n,r,kx(0))),zk(Qk(n,r,kx(1))),zk(Qk(n,r,kx(2))))}).setLayout({name:"mx_cell_noise_vec3_1",type:"vec3",inputs:[{name:"p",type:"vec2"}]}),dq=Dx(([e])=>{const t=Wx(e).toVar(),n=kx(vk(t.x)).toVar(),r=kx(vk(t.y)).toVar(),i=kx(vk(t.z)).toVar();return Wx(zk(Qk(n,r,i,kx(0))),zk(Qk(n,r,i,kx(1))),zk(Qk(n,r,i,kx(2))))}).setLayout({name:"mx_cell_noise_vec3_2",type:"vec3",inputs:[{name:"p",type:"vec3"}]}),Aq=Dx(([e])=>{const t=Yx(e).toVar(),n=kx(vk(t.x)).toVar(),r=kx(vk(t.y)).toVar(),i=kx(vk(t.z)).toVar(),s=kx(vk(t.w)).toVar();return Wx(zk(Qk(n,r,i,s,kx(0))),zk(Qk(n,r,i,s,kx(1))),zk(Qk(n,r,i,s,kx(2))))}).setLayout({name:"mx_cell_noise_vec3_3",type:"vec3",inputs:[{name:"p",type:"vec4"}]}),pq=HO([cq,hq,dq,Aq]),fq=Dx(([e,t,n,r])=>{const i=Fx(r).toVar(),s=Fx(n).toVar(),a=kx(t).toVar(),o=Wx(e).toVar(),l=Fx(0).toVar(),u=Fx(1).toVar();return 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i=Fx(r).toVar(),s=Fx(n).toVar(),a=kx(t).toVar(),o=Wx(e).toVar(),l=Wx(mq(o,a,s,i)).toVar(),u=Fx(fq(o.add(Wx(kx(19),kx(193),kx(17))),a,s,i)).toVar();return Yx(l,u)}).setLayout({name:"mx_fractal_noise_vec4",type:"vec4",inputs:[{name:"p",type:"vec3"},{name:"octaves",type:"int"},{name:"lacunarity",type:"float"},{name:"diminish",type:"float"}]}),vq=Dx(([e,t,n,r,i,s,a])=>{const o=kx(a).toVar(),l=Fx(s).toVar(),u=kx(i).toVar(),c=kx(r).toVar(),h=kx(n).toVar(),d=kx(t).toVar(),A=zx(e).toVar(),p=Wx(pq(zx(d.add(c),h.add(u)))).toVar(),f=zx(p.x,p.y).toVar();f.subAssign(.5),f.mulAssign(l),f.addAssign(.5);const m=zx(zx(Fx(d),Fx(h)).add(f)).toVar(),g=zx(m.sub(A)).toVar();return Ox(o.equal(kx(2)),()=>JS(g.x).add(JS(g.y))),Ox(o.equal(kx(3)),()=>pw(JS(g.x),JS(g.y))),vw(g,g)}).setLayout({name:"mx_worley_distance_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),yq=Dx(([e,t,n,r,i,s,a,o,l])=>{const u=kx(l).toVar(),c=Fx(o).toVar(),h=kx(a).toVar(),d=kx(s).toVar(),A=kx(i).toVar(),p=kx(r).toVar(),f=kx(n).toVar(),m=kx(t).toVar(),g=Wx(e).toVar(),_=Wx(pq(Wx(m.add(A),f.add(d),p.add(h)))).toVar();_.subAssign(.5),_.mulAssign(c),_.addAssign(.5);const v=Wx(Wx(Fx(m),Fx(f),Fx(p)).add(_)).toVar(),y=Wx(v.sub(g)).toVar();return Ox(u.equal(kx(2)),()=>JS(y.x).add(JS(y.y)).add(JS(y.z))),Ox(u.equal(kx(3)),()=>pw(JS(y.x),JS(y.y),JS(y.z))),vw(y,y)}).setLayout({name:"mx_worley_distance_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"x",type:"int"},{name:"y",type:"int"},{name:"z",type:"int"},{name:"xoff",type:"int"},{name:"yoff",type:"int"},{name:"zoff",type:"int"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),bq=HO([vq,yq]),xq=Dx(([e,t,n])=>{const r=kx(n).toVar(),i=Fx(t).toVar(),s=zx(e).toVar(),a=kx().toVar(),o=kx().toVar(),l=zx(yk(s.x,a),yk(s.y,o)).toVar(),u=Fx(1e6).toVar();return WN({start:-1,end:kx(1),name:"x",condition:"<="},({x:e})=>{WN({start:-1,end:kx(1),name:"y",condition:"<="},({y:t})=>{const n=Fx(bq(l,e,t,a,o,i,r)).toVar();u.assign(Aw(u,n))})}),Ox(r.equal(kx(0)),()=>{u.assign(VS(u))}),u}).setLayout({name:"mx_worley_noise_float_0",type:"float",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Tq=Dx(([e,t,n])=>{const r=kx(n).toVar(),i=Fx(t).toVar(),s=zx(e).toVar(),a=kx().toVar(),o=kx().toVar(),l=zx(yk(s.x,a),yk(s.y,o)).toVar(),u=zx(1e6,1e6).toVar();return WN({start:-1,end:kx(1),name:"x",condition:"<="},({x:e})=>{WN({start:-1,end:kx(1),name:"y",condition:"<="},({y:t})=>{const n=Fx(bq(l,e,t,a,o,i,r)).toVar();Ox(n.lessThan(u.x),()=>{u.y.assign(u.x),u.x.assign(n)}).ElseIf(n.lessThan(u.y),()=>{u.y.assign(n)})})}),Ox(r.equal(kx(0)),()=>{u.assign(VS(u))}),u}).setLayout({name:"mx_worley_noise_vec2_0",type:"vec2",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Sq=Dx(([e,t,n])=>{const r=kx(n).toVar(),i=Fx(t).toVar(),s=zx(e).toVar(),a=kx().toVar(),o=kx().toVar(),l=zx(yk(s.x,a),yk(s.y,o)).toVar(),u=Wx(1e6,1e6,1e6).toVar();return WN({start:-1,end:kx(1),name:"x",condition:"<="},({x:e})=>{WN({start:-1,end:kx(1),name:"y",condition:"<="},({y:t})=>{const n=Fx(bq(l,e,t,a,o,i,r)).toVar();Ox(n.lessThan(u.x),()=>{u.z.assign(u.y),u.y.assign(u.x),u.x.assign(n)}).ElseIf(n.lessThan(u.y),()=>{u.z.assign(u.y),u.y.assign(n)}).ElseIf(n.lessThan(u.z),()=>{u.z.assign(n)})})}),Ox(r.equal(kx(0)),()=>{u.assign(VS(u))}),u}).setLayout({name:"mx_worley_noise_vec3_0",type:"vec3",inputs:[{name:"p",type:"vec2"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),wq=Dx(([e,t,n])=>{const r=kx(n).toVar(),i=Fx(t).toVar(),s=Wx(e).toVar(),a=kx().toVar(),o=kx().toVar(),l=kx().toVar(),u=Wx(yk(s.x,a),yk(s.y,o),yk(s.z,l)).toVar(),c=Fx(1e6).toVar();return WN({start:-1,end:kx(1),name:"x",condition:"<="},({x:e})=>{WN({start:-1,end:kx(1),name:"y",condition:"<="},({y:t})=>{WN({start:-1,end:kx(1),name:"z",condition:"<="},({z:n})=>{const s=Fx(bq(u,e,t,n,a,o,l,i,r)).toVar();c.assign(Aw(c,s))})})}),Ox(r.equal(kx(0)),()=>{c.assign(VS(c))}),c}).setLayout({name:"mx_worley_noise_float_1",type:"float",inputs:[{name:"p",type:"vec3"},{name:"jitter",type:"float"},{name:"metric",type:"int"}]}),Mq=HO([xq,wq]),Eq=Dx(([e,t,n])=>{const r=kx(n).toVar(),i=Fx(t).toVar(),s=Wx(e).toVar(),a=kx().toVar(),o=kx().toVar(),l=kx().toVar(),u=Wx(yk(s.x,a),yk(s.y,o),yk(s.z,l)).toVar(),c=zx(1e6,1e6).toVar();return WN({start:-1,end:kx(1),name:"x",condition:"<="},({x:e})=>{WN({start:-1,end:kx(1),name:"y",condition:"<="},({y:t})=>{WN({start:-1,end:kx(1),name:"z",condition:"<="},({z:n})=>{const 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Map([[Int8Array,"int"],[Int16Array,"int"],[Int32Array,"int"],[Uint8Array,"uint"],[Uint16Array,"uint"],[Uint32Array,"uint"],[Float32Array,"float"]]),xV=e=>/e/g.test(e)?String(e).replace(/\+/g,""):(e=Number(e))+(e%1?"":".0");class 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Map,vV.set(i,s));const a=hb(n);r=s.get(a),void 0===r&&(r=new jq(e,t,this.bindingsIndexes[e].group),s.set(a,r))}else r=new jq(e,t,this.bindingsIndexes[e].group);return r}getBindGroupArray(e,t){const n=this.bindings[t];let r=n[e];return void 0===r&&(void 0===this.bindingsIndexes[e]&&(this.bindingsIndexes[e]={binding:0,group:Object.keys(this.bindingsIndexes).length}),n[e]=r=[]),r}getBindings(){let e=this.bindGroups;if(null===e){const t={},n=this.bindings;for(const e of Rb)for(const r in n[e]){const i=n[e][r],s=t[r]||(t[r]=[]);for(const e of i)!1===s.includes(e)&&s.push(e)}e=[];for(const n in t){const r=t[n],i=this._getBindGroup(n,r);e.push(i)}this.bindGroups=e}return e}sortBindingGroups(){const e=this.getBindings();e.sort((e,t)=>e.bindings[0].groupNode.order-t.bindings[0].groupNode.order);for(let t=0;t<e.length;t++){const n=e[t];this.bindingsIndexes[n.name].group=t,n.index=t}}setHashNode(e,t){this.hashNodes[t]=e}addNode(e){!1===this.nodes.includes(e)&&(this.nodes.push(e),this.setHashNode(e,e.getHash(this)))}addSequentialNode(e){const t=e.getUpdateBeforeType(),n=e.getUpdateAfterType();t===wb.NONE&&n===wb.NONE||!1===this.sequentialNodes.includes(e)&&this.sequentialNodes.push(e)}buildUpdateNodes(){for(const e of this.nodes){e.getUpdateType()!==wb.NONE&&this.updateNodes.push(e)}for(const e of this.sequentialNodes){const t=e.getUpdateBeforeType(),n=e.getUpdateAfterType();t!==wb.NONE&&this.updateBeforeNodes.push(e),n!==wb.NONE&&this.updateAfterNodes.push(e)}}get currentNode(){return this.chaining[this.chaining.length-1]}isFilteredTexture(e){return e.magFilter===ge||e.magFilter===_e||e.magFilter===me||e.magFilter===ve||e.minFilter===ge||e.minFilter===_e||e.minFilter===me||e.minFilter===ve}getUniformBufferLimit(){return 16384}addChain(e){this.chaining.push(e)}removeChain(e){if(this.chaining.pop()!==e)throw new Error("NodeBuilder: Invalid node chaining!")}getMethod(e){return e}getTernary(){return null}getNodeFromHash(e){return this.hashNodes[e]}addFlow(e,t){return this.flowNodes[e].push(t),t}setContext(e){this.context=e}getContext(){return this.context}addContext(e){const t=this.getContext();return this.setContext({...this.context,...e}),t}getSharedContext(){const e={...this.context};return delete e.material,delete e.getUV,delete e.getOutput,delete e.getTextureLevel,delete e.getAO,delete e.getShadow,e}setCache(e){this.cache=e}getCache(){return this.cache}getCacheFromNode(e,t=!0){const n=this.getDataFromNode(e);return void 0===n.cache&&(n.cache=new Jq(t?this.getCache():null)),n.cache}isAvailable(){return!1}getVertexIndex(){Jt("Abstract function.")}getInstanceIndex(){Jt("Abstract function.")}getDrawIndex(){Jt("Abstract function.")}getFrontFacing(){Jt("Abstract function.")}getFragCoord(){Jt("Abstract function.")}isFlipY(){return!1}increaseUsage(e){const t=this.getDataFromNode(e);return t.usageCount=void 0===t.usageCount?1:t.usageCount+1,t.usageCount}generateTexture(){Jt("Abstract function.")}generateTextureLod(){Jt("Abstract function.")}generateArrayDeclaration(e,t){return this.getType(e)+"[ "+t+" ]"}generateArray(e,t,n=null){let r=this.generateArrayDeclaration(e,t)+"( ";for(let i=0;i<t;i++){const s=n?n[i]:null;r+=null!==s?s.build(this,e):this.generateConst(e),i<t-1&&(r+=", ")}return r+=" )",r}generateStruct(e,t,n=null){const r=[];for(const e of t){const{name:t,type:i}=e;n&&n[t]&&n[t].isNode?r.push(n[t].build(this,i)):r.push(this.generateConst(i))}return e+"( "+r.join(", ")+" )"}generateConst(e,t=null){if(null===t&&("float"===e||"int"===e||"uint"===e?t=0:"bool"===e?t=!1:"color"===e?t=new Tr:"vec2"===e||"uvec2"===e||"ivec2"===e?t=new mn:"vec3"===e||"uvec3"===e||"ivec3"===e?t=new _n:"vec4"!==e&&"uvec4"!==e&&"ivec4"!==e||(t=new Bn)),"float"===e)return xV(t);if("int"===e)return`${Math.round(t)}`;if("uint"===e)return t>=0?`${Math.round(t)}u`:"0u";if("bool"===e)return t?"true":"false";if("color"===e)return`${this.getType("vec3")}( ${xV(t.r)}, ${xV(t.g)}, ${xV(t.b)} )`;const n=this.getTypeLength(e),r=this.getComponentType(e),i=e=>this.generateConst(r,e);if(2===n)return`${this.getType(e)}( ${i(t.x)}, ${i(t.y)} )`;if(3===n)return`${this.getType(e)}( ${i(t.x)}, ${i(t.y)}, ${i(t.z)} )`;if(4===n&&"mat2"!==e)return`${this.getType(e)}( ${i(t.x)}, ${i(t.y)}, ${i(t.z)}, ${i(t.w)} )`;if(n>=4&&t&&(t.isMatrix2||t.isMatrix3||t.isMatrix4))return`${this.getType(e)}( ${t.elements.map(i).join(", ")} )`;if(n>4)return`${this.getType(e)}()`;throw new Error(`NodeBuilder: Type '${e}' not found in generate constant attempt.`)}getType(e){return"color"===e?"vec3":e}hasGeometryAttribute(e){return this.geometry&&void 0!==this.geometry.getAttribute(e)}getAttribute(e,t){const n=this.attributes;for(const t of n)if(t.name===e)return t;const r=new Xq(e,t);return this.registerDeclaration(r),n.push(r),r}getPropertyName(e){return e.name}isVector(e){return/vec\d/.test(e)}isMatrix(e){return/mat\d/.test(e)}isReference(e){return"void"===e||"property"===e||"sampler"===e||"samplerComparison"===e||"texture"===e||"cubeTexture"===e||"storageTexture"===e||"depthTexture"===e||"texture3D"===e}needsToWorkingColorSpace(){return!1}getComponentTypeFromTexture(e){const t=e.type;if(e.isDataTexture){if(t===Se)return"int";if(t===we)return"uint"}return"float"}getElementType(e){return"mat2"===e?"vec2":"mat3"===e?"vec3":"mat4"===e?"vec4":this.getComponentType(e)}getComponentType(e){if("float"===(e=this.getVectorType(e))||"bool"===e||"int"===e||"uint"===e)return e;const t=/(b|i|u|)(vec|mat)([2-4])/.exec(e);return null===t?null:"b"===t[1]?"bool":"i"===t[1]?"int":"u"===t[1]?"uint":"float"}getVectorType(e){return"color"===e?"vec3":"texture"===e||"cubeTexture"===e||"storageTexture"===e||"texture3D"===e?"vec4":e}getTypeFromLength(e,t="float"){if(1===e)return t;let n=mb(e);const r="float"===t?"":t[0];return!0===/mat2/.test(t)&&(n=n.replace("vec","mat")),r+n}getTypeFromArray(e){return bV.get(e.constructor)}isInteger(e){return/int|uint|(i|u)vec/.test(e)}getTypeFromAttribute(e){let t=e;e.isInterleavedBufferAttribute&&(t=e.data);const n=t.array,r=e.itemSize,i=e.normalized;let s;return e instanceof hi||!0===i||(s=this.getTypeFromArray(n)),this.getTypeFromLength(r,s)}getTypeLength(e){const t=this.getVectorType(e),n=/vec([2-4])/.exec(t);return null!==n?Number(n[1]):"float"===t||"bool"===t||"int"===t||"uint"===t?1:!0===/mat2/.test(e)?4:!0===/mat3/.test(e)?9:!0===/mat4/.test(e)?16:0}getVectorFromMatrix(e){return e.replace("mat","vec")}changeComponentType(e,t){return this.getTypeFromLength(this.getTypeLength(e),t)}getIntegerType(e){const t=this.getComponentType(e);return"int"===t||"uint"===t?e:this.changeComponentType(e,"int")}setActiveStack(e){this.activeStacks.push(e)}removeActiveStack(e){if(this.activeStacks[this.activeStacks.length-1]!==e)throw new Error("NodeBuilder: Invalid active stack removal.");this.activeStacks.pop()}getActiveStack(){return this.activeStacks[this.activeStacks.length-1]}getBaseStack(){return this.activeStacks[0]}addStack(){this.stack=cO(this.stack);const e=Ix();return this.stacks.push(e),Lx(this.stack),this.stack}removeStack(){const e=this.stack;for(const t of e.nodes){this.getDataFromNode(t).stack=e}return this.stack=e.parent,Lx(this.stacks.pop()),e}getDataFromNode(e,t=this.shaderStage,n=null){let r=(n=null===n?e.isGlobal(this)?this.globalCache:this.cache:n).getData(e);void 0===r&&(r={},n.setData(e,r)),void 0===r[t]&&(r[t]={});let i=r[t];const s=r.any?r.any.subBuilds:null,a=this.getClosestSubBuild(s);return a&&(void 0===i.subBuildsCache&&(i.subBuildsCache={}),i=i.subBuildsCache[a]||(i.subBuildsCache[a]={}),i.subBuilds=s),i}getNodeProperties(e,t="any"){const n=this.getDataFromNode(e,t);return n.properties||(n.properties={outputNode:null})}getBufferAttributeFromNode(e,t){const n=this.getDataFromNode(e,"vertex");let r=n.bufferAttribute;if(void 0===r){const i=this.uniforms.index++;r=new Xq("nodeAttribute"+i,t,e),this.bufferAttributes.push(r),n.bufferAttribute=r}return r}getStructTypeNode(e,t=this.shaderStage){return this.types[t][e]||null}getStructTypeFromNode(e,t,n=null,r=this.shaderStage){const i=this.getDataFromNode(e,r,this.globalCache);let s=i.structType;if(void 0===s){const a=this.structs.index++;null===n&&(n="StructType"+a),s=new eV(n,t),this.structs[r].push(s),this.types[r][n]=e,i.structType=s}return s}getOutputStructTypeFromNode(e,t){const n=this.getStructTypeFromNode(e,t,"OutputType","fragment");return n.output=!0,n}getUniformFromNode(e,t,n=this.shaderStage,r=null){const i=this.getDataFromNode(e,n,this.globalCache);let s=i.uniform;if(void 0===s){const a=this.uniforms.index++;s=new $q(r||"nodeUniform"+a,t,e),this.uniforms[n].push(s),this.registerDeclaration(s),i.uniform=s}return s}getVarFromNode(e,t=null,n=e.getNodeType(this),r=this.shaderStage,i=!1){const s=this.getDataFromNode(e,r),a=this.getSubBuildProperty("variable",s.subBuilds);let o=s[a];if(void 0===o){const l=i?"_const":"_var",u=this.vars[r]||(this.vars[r]=[]),c=this.vars[l]||(this.vars[l]=0);null===t&&(t=(i?"nodeConst":"nodeVar")+c,this.vars[l]++),"variable"!==a&&(t=this.getSubBuildProperty(t,s.subBuilds));const h=e.getArrayCount(this);o=new Qq(t,n,i,h),i||u.push(o),this.registerDeclaration(o),s[a]=o}return o}isDeterministic(e){if(e.isMathNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode))&&(!e.cNode||this.isDeterministic(e.cNode));if(e.isOperatorNode)return this.isDeterministic(e.aNode)&&(!e.bNode||this.isDeterministic(e.bNode));if(e.isArrayNode){if(null!==e.values)for(const t of e.values)if(!this.isDeterministic(t))return!1;return!0}return!!e.isConstNode}getVaryingFromNode(e,t=null,n=e.getNodeType(this),r=null,i=null){const s=this.getDataFromNode(e,"any"),a=this.getSubBuildProperty("varying",s.subBuilds);let o=s[a];if(void 0===o){const e=this.varyings,l=e.length;null===t&&(t="nodeVarying"+l),"varying"!==a&&(t=this.getSubBuildProperty(t,s.subBuilds)),o=new Yq(t,n,r,i),e.push(o),this.registerDeclaration(o),s[a]=o}return o}registerDeclaration(e){const t=this.shaderStage,n=this.declarations[t]||(this.declarations[t]={}),r=this.getPropertyName(e);let i=1,s=r;for(;void 0!==n[s];)s=r+"_"+i++;i>1&&(e.name=s,Jt(`TSL: Declaration name '${r}' of '${e.type}' already in use. Renamed to '${s}'.`)),n[s]=e}getCodeFromNode(e,t,n=this.shaderStage){const r=this.getDataFromNode(e);let i=r.code;if(void 0===i){const e=this.codes[n]||(this.codes[n]=[]),s=e.length;i=new Kq("nodeCode"+s,t),e.push(i),r.code=i}return i}addFlowCodeHierarchy(e,t){const{flowCodes:n,flowCodeBlock:r}=this.getDataFromNode(e);let i=!0,s=t;for(;s;){if(!0===r.get(s)){i=!1;break}s=this.getDataFromNode(s).parentNodeBlock}if(i)for(const e of n)this.addLineFlowCode(e)}addLineFlowCodeBlock(e,t,n){const r=this.getDataFromNode(e),i=r.flowCodes||(r.flowCodes=[]),s=r.flowCodeBlock||(r.flowCodeBlock=new WeakMap);i.push(t),s.set(n,!0)}addLineFlowCode(e,t=null){return""===e||(null!==t&&this.context.nodeBlock&&this.addLineFlowCodeBlock(t,e,this.context.nodeBlock),e=this.tab+e,/;\s*$/.test(e)||(e+=";\n"),this.flow.code+=e),this}addFlowCode(e){return this.flow.code+=e,this}addFlowTab(){return this.tab+="\t",this}removeFlowTab(){return this.tab=this.tab.slice(0,-1),this}getFlowData(e){return this.flowsData.get(e)}flowNode(e){const t=e.getNodeType(this),n=this.flowChildNode(e,t);return this.flowsData.set(e,n),n}addInclude(e){null!==this.currentFunctionNode&&this.currentFunctionNode.includes.push(e)}buildFunctionNode(e){const t=new SB,n=this.currentFunctionNode;return this.currentFunctionNode=t,t.code=this.buildFunctionCode(e),this.currentFunctionNode=n,t}flowShaderNode(e){const t=e.layout,n={[Symbol.iterator](){let e=0;const t=Object.values(this);return{next:()=>({value:t[e],done:e++>=t.length})}}};for(const e of t.inputs)n[e.name]=new lO(e.type,e.name);e.layout=null;const r=e.call(n),i=this.flowStagesNode(r,t.type);return e.layout=t,i}flowBuildStage(e,t,n=null){const r=this.getBuildStage();this.setBuildStage(t);const i=e.build(this,n);return this.setBuildStage(r),i}flowStagesNode(e,t=null){const n=this.flow,r=this.vars,i=this.declarations,s=this.cache,a=this.buildStage,o=this.stack,l={code:""};this.flow=l,this.vars={},this.declarations={},this.cache=new Jq,this.stack=cO();for(const n of Cb)this.setBuildStage(n),l.result=e.build(this,t);return l.vars=this.getVars(this.shaderStage),this.flow=n,this.vars=r,this.declarations=i,this.cache=s,this.stack=o,this.setBuildStage(a),l}getFunctionOperator(){return null}buildFunctionCode(){Jt("Abstract function.")}flowChildNode(e,t=null){const n=this.flow,r={code:""};return this.flow=r,r.result=e.build(this,t),this.flow=n,r}flowNodeFromShaderStage(e,t,n=null,r=null){const i=this.tab,s=this.cache,a=this.shaderStage,o=this.context;this.setShaderStage(e);const l={...this.context};delete l.nodeBlock,this.cache=this.globalCache,this.tab="\t",this.context=l;let u=null;if("generate"===this.buildStage){const i=this.flowChildNode(t,n);null!==r&&(i.code+=`${this.tab+r} = ${i.result};\n`),this.flowCode[e]=this.flowCode[e]+i.code,u=i}else u=t.build(this);return this.setShaderStage(a),this.cache=s,this.tab=i,this.context=o,u}getAttributesArray(){return this.attributes.concat(this.bufferAttributes)}getAttributes(){Jt("Abstract function.")}getVaryings(){Jt("Abstract function.")}getVar(e,t,n=null){return`${null!==n?this.generateArrayDeclaration(e,n):this.getType(e)} ${t}`}getVars(e){let t="";const n=this.vars[e];if(void 0!==n)for(const e of n)t+=`${this.getVar(e.type,e.name)}; `;return t}getUniforms(){Jt("Abstract function.")}getCodes(e){const t=this.codes[e];let n="";if(void 0!==t)for(const e of t)n+=e.code+"\n";return n}getHash(){return this.vertexShader+this.fragmentShader+this.computeShader}setShaderStage(e){this.shaderStage=e}getShaderStage(){return this.shaderStage}setBuildStage(e){this.buildStage=e}getBuildStage(){return this.buildStage}buildCode(){Jt("Abstract function.")}get subBuild(){return this.subBuildLayers[this.subBuildLayers.length-1]||null}addSubBuild(e){this.subBuildLayers.push(e)}removeSubBuild(){return this.subBuildLayers.pop()}getClosestSubBuild(e){let t;if(t=e&&e.isNode?e.isShaderCallNodeInternal?e.shaderNode.subBuilds:e.isStackNode?[e.subBuild]:this.getDataFromNode(e,"any").subBuilds:e instanceof Set?[...e]:e,!t)return null;const n=this.subBuildLayers;for(let e=t.length-1;e>=0;e--){const r=t[e];if(n.includes(r))return r}return null}getSubBuildOutput(e){return this.getSubBuildProperty("outputNode",e)}getSubBuildProperty(e="",t=null){let n,r;return n=null!==t?this.getClosestSubBuild(t):this.subBuildFn,r=n?e?n+"_"+e:n:e,r}build(){const{object:e,material:t,renderer:n}=this;if(null!==t){let e=n.library.fromMaterial(t);null===e&&(en(`NodeMaterial: Material "${t.type}" is not compatible.`),e=new BP),e.build(this)}else this.addFlow("compute",e);for(const e of Cb){this.setBuildStage(e),this.context.position&&this.context.position.isNode&&this.flowNodeFromShaderStage("vertex",this.context.position);for(const t of Rb){this.setShaderStage(t);const n=this.flowNodes[t];for(const t of n)"generate"===e?this.flowNode(t):t.build(this)}}return this.setBuildStage(null),this.setShaderStage(null),this.buildCode(),this.buildUpdateNodes(),this}getSharedDataFromNode(e){let t=yV.get(e);return void 0===t&&(t={}),t}getNodeUniform(e,t){const n=this.getSharedDataFromNode(e);let r=n.cache;if(void 0===r){if("float"===t||"int"===t||"uint"===t)r=new cV(e);else if("vec2"===t||"ivec2"===t||"uvec2"===t)r=new hV(e);else if("vec3"===t||"ivec3"===t||"uvec3"===t)r=new dV(e);else if("vec4"===t||"ivec4"===t||"uvec4"===t)r=new AV(e);else if("color"===t)r=new pV(e);else if("mat2"===t)r=new fV(e);else if("mat3"===t)r=new mV(e);else{if("mat4"!==t)throw new Error(`Uniform "${t}" not implemented.`);r=new gV(e)}n.cache=r}return r}format(e,t,n){if((t=this.getVectorType(t))===(n=this.getVectorType(n))||null===n||this.isReference(n))return e;const r=this.getTypeLength(t),i=this.getTypeLength(n);return 16===r&&9===i?`${this.getType(n)}( ${e}[ 0 ].xyz, ${e}[ 1 ].xyz, ${e}[ 2 ].xyz )`:9===r&&4===i?`${this.getType(n)}( ${e}[ 0 ].xy, ${e}[ 1 ].xy )`:r>4||i>4||0===i?e:r===i?`${this.getType(n)}( ${e} )`:r>i?(e="bool"===n?`all( ${e} )`:`${e}.${"xyz".slice(0,i)}`,this.format(e,this.getTypeFromLength(i,this.getComponentType(t)),n)):4===i&&r>1?`${this.getType(n)}( ${this.format(e,t,"vec3")}, 1.0 )`:2===r?`${this.getType(n)}( ${this.format(e,t,"vec2")}, 0.0 )`:(1===r&&i>1&&t!==this.getComponentType(n)&&(e=`${this.getType(this.getComponentType(n))}( ${e} )`),`${this.getType(n)}( ${e} )`)}getSignature(){return`// Three.js r${h} - Node System\n`}needsPreviousData(){const e=this.renderer.getMRT();return e&&e.has("velocity")||!0===Tb(this.object).useVelocity}}class SV{constructor(){this.time=0,this.deltaTime=0,this.frameId=0,this.renderId=0,this.updateMap=new WeakMap,this.updateBeforeMap=new WeakMap,this.updateAfterMap=new WeakMap,this.renderer=null,this.material=null,this.camera=null,this.object=null,this.scene=null}_getMaps(e,t){let n=e.get(t);return void 0===n&&(n={renderId:0,frameId:0},e.set(t,n)),n}updateBeforeNode(e){const t=e.getUpdateBeforeType(),n=e.updateReference(this);if(t===wb.FRAME){const t=this._getMaps(this.updateBeforeMap,n);if(t.frameId!==this.frameId){const n=t.frameId;t.frameId=this.frameId,!1===e.updateBefore(this)&&(t.frameId=n)}}else if(t===wb.RENDER){const t=this._getMaps(this.updateBeforeMap,n);if(t.renderId!==this.renderId){const n=t.renderId;t.renderId=this.renderId,!1===e.updateBefore(this)&&(t.renderId=n)}}else t===wb.OBJECT&&e.updateBefore(this)}updateAfterNode(e){const t=e.getUpdateAfterType(),n=e.updateReference(this);if(t===wb.FRAME){const t=this._getMaps(this.updateAfterMap,n);t.frameId!==this.frameId&&!1!==e.updateAfter(this)&&(t.frameId=this.frameId)}else if(t===wb.RENDER){const t=this._getMaps(this.updateAfterMap,n);t.renderId!==this.renderId&&!1!==e.updateAfter(this)&&(t.renderId=this.renderId)}else t===wb.OBJECT&&e.updateAfter(this)}updateNode(e){const t=e.getUpdateType(),n=e.updateReference(this);if(t===wb.FRAME){const t=this._getMaps(this.updateMap,n);t.frameId!==this.frameId&&!1!==e.update(this)&&(t.frameId=this.frameId)}else if(t===wb.RENDER){const t=this._getMaps(this.updateMap,n);t.renderId!==this.renderId&&!1!==e.update(this)&&(t.renderId=this.renderId)}else t===wb.OBJECT&&e.update(this)}update(){this.frameId++,void 0===this.lastTime&&(this.lastTime=performance.now()),this.deltaTime=(performance.now()-this.lastTime)/1e3,this.lastTime=performance.now(),this.time+=this.deltaTime}}class wV{constructor(e,t,n=null,r="",i=!1){this.type=e,this.name=t,this.count=n,this.qualifier=r,this.isConst=i}}wV.isNodeFunctionInput=!0;class MV extends hk{static get type(){return"AmbientLightNode"}constructor(e=null){super(e)}setup({context:e}){e.irradiance.addAssign(this.colorNode)}}class EV extends hk{static get type(){return"DirectionalLightNode"}constructor(e=null){super(e)}setupDirect(){const e=this.colorNode;return{lightDirection:EF(this.light),lightColor:e}}}class CV extends hk{static get type(){return"HemisphereLightNode"}constructor(e=null){super(e),this.lightPositionNode=SF(e),this.lightDirectionNode=this.lightPositionNode.normalize(),this.groundColorNode=jT(new Tr).setGroup(zT)}update(e){const{light:t}=this;super.update(e),this.lightPositionNode.object3d=t,this.groundColorNode.value.copy(t.groundColor).multiplyScalar(t.intensity)}setup(e){const{colorNode:t,groundColorNode:n,lightDirectionNode:r}=this,i=DC.dot(r).mul(.5).add(.5),s=Cw(n,t,i);e.context.irradiance.addAssign(s)}}class RV extends hk{static get type(){return"SpotLightNode"}constructor(e=null){super(e),this.coneCosNode=jT(0).setGroup(zT),this.penumbraCosNode=jT(0).setGroup(zT),this.cutoffDistanceNode=jT(0).setGroup(zT),this.decayExponentNode=jT(0).setGroup(zT),this.colorNode=jT(this.color).setGroup(zT)}update(e){super.update(e);const{light:t}=this;this.coneCosNode.value=Math.cos(t.angle),this.penumbraCosNode.value=Math.cos(t.angle*(1-t.penumbra)),this.cutoffDistanceNode.value=t.distance,this.decayExponentNode.value=t.decay}getSpotAttenuation(e,t){const{coneCosNode:n,penumbraCosNode:r}=this;return Dw(n,r,t)}getLightCoord(e){const t=e.getNodeProperties(this);let n=t.projectionUV;return void 0===n&&(n=TF(this.light,e.context.positionWorld),t.projectionUV=n),n}setupDirect(e){const{colorNode:t,cutoffDistanceNode:n,decayExponentNode:r,light:i}=this,s=this.getLightVector(e),a=s.normalize(),o=a.dot(EF(i)),l=this.getSpotAttenuation(e,o),u=s.length(),c=dk({lightDistance:u,cutoffDistance:n,decayExponent:r});let h,d,A=t.mul(l).mul(c);if(i.colorNode?(d=this.getLightCoord(e),h=i.colorNode(d)):i.map&&(d=this.getLightCoord(e),h=rE(i.map,d.xy).onRenderUpdate(()=>i.map)),h){A=d.mul(2).sub(1).abs().lessThan(1).all().select(A.mul(h),A)}return{lightColor:A,lightDirection:a}}}class NV extends RV{static get type(){return"IESSpotLightNode"}getSpotAttenuation(e,t){const n=this.light.iesMap;let r=null;if(n&&!0===n.isTexture){const e=t.acos().mul(1/Math.PI);r=rE(n,zx(e,0),0).r}else r=super.getSpotAttenuation(t);return r}}class PV extends hk{static get type(){return"LightProbeNode"}constructor(e=null){super(e);const t=[];for(let e=0;e<9;e++)t.push(new _n);this.lightProbe=uE(t)}update(e){const{light:t}=this;super.update(e);for(let e=0;e<9;e++)this.lightProbe.array[e].copy(t.sh.coefficients[e]).multiplyScalar(t.intensity)}setup(e){const t=qq(DC,this.lightProbe);e.context.irradiance.addAssign(t)}}const DV=Dx(([e,t])=>{const n=e.abs().sub(t);return tw(pw(n,0)).add(Aw(pw(n.x,n.y),0))});class LV extends RV{static get type(){return"ProjectorLightNode"}update(e){super.update(e);const t=this.light;if(this.penumbraCosNode.value=Math.min(Math.cos(t.angle*(1-t.penumbra)),.99999),null===t.aspect){let e=1;null!==t.map&&(e=t.map.width/t.map.height),t.shadow.aspect=e}else t.shadow.aspect=t.aspect}getSpotAttenuation(e){const t=Fx(0),n=this.penumbraCosNode,r=xF(this.light).mul(e.context.positionWorld||_C);return Ox(r.w.greaterThan(0),()=>{const e=r.xyz.div(r.w),i=DV(e.xy.sub(zx(.5)),zx(.5)),s=rS(-1,tS(1,KS(n)).sub(1));t.assign(Nw(i.mul(-2).mul(s)))}),t}}const IV=new zn,OV=new zn;let UV=null;class BV extends hk{static get type(){return"RectAreaLightNode"}constructor(e=null){super(e),this.halfHeight=jT(new _n).setGroup(zT),this.halfWidth=jT(new _n).setGroup(zT),this.updateType=wb.RENDER}update(e){super.update(e);const{light:t}=this,n=e.camera.matrixWorldInverse;OV.identity(),IV.copy(t.matrixWorld),IV.premultiply(n),OV.extractRotation(IV),this.halfWidth.value.set(.5*t.width,0,0),this.halfHeight.value.set(0,.5*t.height,0),this.halfWidth.value.applyMatrix4(OV),this.halfHeight.value.applyMatrix4(OV)}setupDirectRectArea(e){let t,n;e.isAvailable("float32Filterable")?(t=rE(UV.LTC_FLOAT_1),n=rE(UV.LTC_FLOAT_2)):(t=rE(UV.LTC_HALF_1),n=rE(UV.LTC_HALF_2));const{colorNode:r,light:i}=this;return{lightColor:r,lightPosition:MF(i),halfWidth:this.halfWidth,halfHeight:this.halfHeight,ltc_1:t,ltc_2:n}}static setLTC(e){UV=e}}class FV{parseFunction(){Jt("Abstract function.")}}class kV{constructor(e,t,n="",r=""){this.type=e,this.inputs=t,this.name=n,this.precision=r}getCode(){Jt("Abstract function.")}}kV.isNodeFunction=!0;const qV=/^\s*(highp|mediump|lowp)?\s*([a-z_0-9]+)\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)/i,VV=/[a-z_0-9]+/gi,zV="#pragma main";class GV extends kV{constructor(e){const{type:t,inputs:n,name:r,precision:i,inputsCode:s,blockCode:a,headerCode:o}=(e=>{const t=(e=e.trim()).indexOf(zV),n=-1!==t?e.slice(t+12):e,r=n.match(qV);if(null!==r&&5===r.length){const i=r[4],s=[];let a=null;for(;null!==(a=VV.exec(i));)s.push(a);const o=[];let l=0;for(;l<s.length;){const e="const"===s[l][0];!0===e&&l++;let t=s[l][0];"in"===t||"out"===t||"inout"===t?l++:t="";const n=s[l++][0];let r=Number.parseInt(s[l][0]);!1===Number.isNaN(r)?l++:r=null;const i=s[l++][0];o.push(new wV(n,i,r,t,e))}const u=n.substring(r[0].length),c=void 0!==r[3]?r[3]:"";return{type:r[2],inputs:o,name:c,precision:void 0!==r[1]?r[1]:"",inputsCode:i,blockCode:u,headerCode:-1!==t?e.slice(0,t):""}}throw new Error("FunctionNode: Function is not a GLSL code.")})(e);super(t,n,r,i),this.inputsCode=s,this.blockCode=a,this.headerCode=o}getCode(e=this.name){let t;const n=this.blockCode;if(""!==n){const{type:r,inputsCode:i,headerCode:s,precision:a}=this;let o=`${r} ${e} ( ${i.trim()} )`;""!==a&&(o=`${a} ${o}`),t=s+o+n}else t="";return t}}class HV extends FV{parseFunction(e){return new GV(e)}}const jV=new WeakMap,WV=[],XV=[];class $V extends NI{constructor(e,t){super(),this.renderer=e,this.backend=t,this.nodeFrame=new SV,this.nodeBuilderCache=new Map,this.callHashCache=new wI,this.groupsData=new wI,this.cacheLib={}}updateGroup(e){const t=e.groupNode,n=t.name;if(n===GT.name)return!0;if(n===zT.name){const t=this.get(e),n=this.nodeFrame.renderId;return t.renderId!==n&&(t.renderId=n,!0)}if(n===VT.name){const t=this.get(e),n=this.nodeFrame.frameId;return t.frameId!==n&&(t.frameId=n,!0)}WV[0]=t,WV[1]=e;let r=this.groupsData.get(WV);return void 0===r&&this.groupsData.set(WV,r={}),WV[0]=null,WV[1]=null,r.version!==t.version&&(r.version=t.version,!0)}getForRenderCacheKey(e){return e.initialCacheKey}getForRender(e){const t=this.get(e);let n=t.nodeBuilderState;if(void 0===n){const{nodeBuilderCache:r}=this,i=this.getForRenderCacheKey(e);if(n=r.get(i),void 0===n){const t=t=>{const n=this.backend.createNodeBuilder(e.object,this.renderer);return n.scene=e.scene,n.material=t,n.camera=e.camera,n.context.material=t,n.lightsNode=e.lightsNode,n.environmentNode=this.getEnvironmentNode(e.scene),n.fogNode=this.getFogNode(e.scene),n.clippingContext=e.clippingContext,this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview&&n.enableMultiview(),n};let s=t(e.material);try{s.build()}catch(e){s=t(new BP),s.build();let n=e.stackTrace;!n&&e.stack&&(n=new ub(e.stack)),en("TSL: "+e,n)}n=this._createNodeBuilderState(s),r.set(i,n)}n.usedTimes++,t.nodeBuilderState=n}return n}delete(e){if(e.isRenderObject){const t=this.get(e).nodeBuilderState;t.usedTimes--,0===t.usedTimes&&this.nodeBuilderCache.delete(this.getForRenderCacheKey(e))}return super.delete(e)}getForCompute(e){const t=this.get(e);let n=t.nodeBuilderState;if(void 0===n){const r=this.backend.createNodeBuilder(e,this.renderer);r.build(),n=this._createNodeBuilderState(r),t.nodeBuilderState=n}return n}_createNodeBuilderState(e){return new Wq(e.vertexShader,e.fragmentShader,e.computeShader,e.getAttributesArray(),e.getBindings(),e.updateNodes,e.updateBeforeNodes,e.updateAfterNodes,e.observer,e.transforms)}getEnvironmentNode(e){this.updateEnvironment(e);let t=null;if(e.environmentNode&&e.environmentNode.isNode)t=e.environmentNode;else{const n=this.get(e);n.environmentNode&&(t=n.environmentNode)}return t}getBackgroundNode(e){this.updateBackground(e);let t=null;if(e.backgroundNode&&e.backgroundNode.isNode)t=e.backgroundNode;else{const n=this.get(e);n.backgroundNode&&(t=n.backgroundNode)}return t}getFogNode(e){return this.updateFog(e),e.fogNode||this.get(e).fogNode||null}getCacheKey(e,t){WV[0]=e,WV[1]=t;const n=this.renderer.info.calls,r=this.callHashCache.get(WV)||{};if(r.callId!==n){const i=this.getEnvironmentNode(e),s=this.getFogNode(e);t&&XV.push(t.getCacheKey(!0)),i&&XV.push(i.getCacheKey()),s&&XV.push(s.getCacheKey()),XV.push(this.renderer.getOutputRenderTarget()&&this.renderer.getOutputRenderTarget().multiview?1:0),XV.push(this.renderer.shadowMap.enabled?1:0),XV.push(this.renderer.shadowMap.type),r.callId=n,r.cacheKey=db(XV),this.callHashCache.set(WV,r),XV.length=0}return WV[0]=null,WV[1]=null,r.cacheKey}get isToneMappingState(){return!this.renderer.getRenderTarget()}updateBackground(e){const t=this.get(e),n=e.background;if(n){const r=0===e.backgroundBlurriness&&t.backgroundBlurriness>0||e.backgroundBlurriness>0&&0===t.backgroundBlurriness;if(t.background!==n||r){const i=this.getCacheNode("background",n,()=>{if(!0===n.isCubeTexture||n.mapping===le||n.mapping===ue||n.mapping===ce){if(e.backgroundBlurriness>0||n.mapping===ce)return KL(n);{let e;return e=!0===n.isCubeTexture?KC(n):rE(n),YP(e)}}if(!0===n.isTexture)return rE(n,fE.flipY()).setUpdateMatrix(!0);!0!==n.isColor&&en("WebGPUNodes: Unsupported background configuration.",n)},r);t.backgroundNode=i,t.background=n,t.backgroundBlurriness=e.backgroundBlurriness}}else t.backgroundNode&&(delete t.backgroundNode,delete t.background)}getCacheNode(e,t,n,r=!1){const i=this.cacheLib[e]||(this.cacheLib[e]=new WeakMap);let s=i.get(t);return(void 0===s||r)&&(s=n(),i.set(t,s)),s}updateFog(e){const t=this.get(e),n=e.fog;if(n){if(t.fog!==n){const e=this.getCacheNode("fog",n,()=>{if(n.isFogExp2){const e=eR("color","color",n).setGroup(zT),t=eR("density","float",n).setGroup(zT);return NB(e,CB(t))}if(n.isFog){const e=eR("color","color",n).setGroup(zT),t=eR("near","float",n).setGroup(zT),r=eR("far","float",n).setGroup(zT);return NB(e,EB(t,r))}en("Renderer: Unsupported fog configuration.",n)});t.fogNode=e,t.fog=n}}else delete t.fogNode,delete t.fog}updateEnvironment(e){const t=this.get(e),n=e.environment;if(n){if(t.environment!==n){const e=this.getCacheNode("environment",n,()=>!0===n.isCubeTexture?KC(n):!0===n.isTexture?rE(n):void en("Nodes: Unsupported environment configuration.",n));t.environmentNode=e,t.environment=n}}else t.environmentNode&&(delete t.environmentNode,delete t.environment)}getNodeFrame(e=this.renderer,t=null,n=null,r=null,i=null){const s=this.nodeFrame;return s.renderer=e,s.scene=t,s.object=n,s.camera=r,s.material=i,s}getNodeFrameForRender(e){return this.getNodeFrame(e.renderer,e.scene,e.object,e.camera,e.material)}getOutputCacheKey(){const e=this.renderer;return e.toneMapping+","+e.currentColorSpace+","+e.xr.isPresenting}hasOutputChange(e){return jV.get(e)!==this.getOutputCacheKey()}getOutputNode(e){const t=this.renderer,n=this.getOutputCacheKey(),r=e.isArrayTexture?HU(e,Wx(fE,cE("gl_ViewID_OVR"))).renderOutput(t.toneMapping,t.currentColorSpace):rE(e,fE).renderOutput(t.toneMapping,t.currentColorSpace);return jV.set(e,n),r}updateBefore(e){const t=e.getNodeBuilderState();for(const n of t.updateBeforeNodes)this.getNodeFrameForRender(e).updateBeforeNode(n)}updateAfter(e){const t=e.getNodeBuilderState();for(const n of t.updateAfterNodes)this.getNodeFrameForRender(e).updateAfterNode(n)}updateForCompute(e){const t=this.getNodeFrame(),n=this.getForCompute(e);for(const e of n.updateNodes)t.updateNode(e)}updateForRender(e){const t=this.getNodeFrameForRender(e),n=e.getNodeBuilderState();for(const e of n.updateNodes)t.updateNode(e)}needsRefresh(e){const t=this.getNodeFrameForRender(e);return e.getMonitor().needsRefresh(e,t)}dispose(){super.dispose(),this.nodeFrame=new SV,this.nodeBuilderCache=new Map,this.cacheLib={}}}const QV=new is;class YV{constructor(e=null){this.version=0,this.clipIntersection=null,this.cacheKey="",this.shadowPass=!1,this.viewNormalMatrix=new bn,this.clippingGroupContexts=new WeakMap,this.intersectionPlanes=[],this.unionPlanes=[],this.parentVersion=null,null!==e&&(this.viewNormalMatrix=e.viewNormalMatrix,this.clippingGroupContexts=e.clippingGroupContexts,this.shadowPass=e.shadowPass,this.viewMatrix=e.viewMatrix)}projectPlanes(e,t,n){const r=e.length;for(let i=0;i<r;i++){QV.copy(e[i]).applyMatrix4(this.viewMatrix,this.viewNormalMatrix);const r=t[n+i],s=QV.normal;r.x=-s.x,r.y=-s.y,r.z=-s.z,r.w=QV.constant}}updateGlobal(e,t){this.shadowPass=null!==e.overrideMaterial&&e.overrideMaterial.isShadowPassMaterial,this.viewMatrix=t.matrixWorldInverse,this.viewNormalMatrix.getNormalMatrix(this.viewMatrix)}update(e,t){let n=!1;e.version!==this.parentVersion&&(this.intersectionPlanes=Array.from(e.intersectionPlanes),this.unionPlanes=Array.from(e.unionPlanes),this.parentVersion=e.version),this.clipIntersection!==t.clipIntersection&&(this.clipIntersection=t.clipIntersection,this.clipIntersection?this.unionPlanes.length=e.unionPlanes.length:this.intersectionPlanes.length=e.intersectionPlanes.length);const r=t.clippingPlanes,i=r.length;let s,a;if(this.clipIntersection?(s=this.intersectionPlanes,a=e.intersectionPlanes.length):(s=this.unionPlanes,a=e.unionPlanes.length),s.length!==a+i){s.length=a+i;for(let e=0;e<i;e++)s[a+e]=new Bn;n=!0}this.projectPlanes(r,s,a),n&&(this.version++,this.cacheKey=`${this.intersectionPlanes.length}:${this.unionPlanes.length}`)}getGroupContext(e){if(this.shadowPass&&!e.clipShadows)return this;let t=this.clippingGroupContexts.get(e);return void 0===t&&(t=new YV(this),this.clippingGroupContexts.set(e,t)),t.update(this,e),t}get unionClippingCount(){return this.unionPlanes.length}}class KV{constructor(e,t){this.bundleGroup=e,this.camera=t}}const ZV=[];class JV{constructor(){this.bundles=new wI}get(e,t){const n=this.bundles;ZV[0]=e,ZV[1]=t;let r=n.get(ZV);return void 0===r&&(r=new KV(e,t),n.set(ZV,r)),ZV[0]=null,ZV[1]=null,r}dispose(){this.bundles=new wI}}class ez{constructor(){this.lightNodes=new WeakMap,this.materialNodes=new Map,this.toneMappingNodes=new Map}fromMaterial(e){if(e.isNodeMaterial)return e;let t=null;const n=this.getMaterialNodeClass(e.type);if(null!==n){t=new n;for(const n in e)t[n]=e[n]}return t}addToneMapping(e,t){this.addType(e,t,this.toneMappingNodes)}getToneMappingFunction(e){return this.toneMappingNodes.get(e)||null}getMaterialNodeClass(e){return this.materialNodes.get(e)||null}addMaterial(e,t){this.addType(e,t,this.materialNodes)}getLightNodeClass(e){return this.lightNodes.get(e)||null}addLight(e,t){this.addClass(e,t,this.lightNodes)}addType(e,t,n){if(n.has(t))Jt(`Redefinition of node ${t}`);else{if("function"!=typeof e)throw new Error(`Node class ${e.name} is not a class.`);if("function"==typeof t||"object"==typeof t)throw new Error(`Base class ${t} is not a class.`);n.set(t,e)}}addClass(e,t,n){if(n.has(t))Jt(`Redefinition of node ${t.name}`);else{if("function"!=typeof e)throw new Error(`Node class ${e.name} is not a class.`);if("function"!=typeof t)throw new Error(`Base class ${t.name} is not a class.`);n.set(t,e)}}}const tz=new PF,nz=new WeakMap;class rz{createNode(e=[]){return(new PF).setLights(e)}getNode(e){if(e.isQuadMesh)return tz;let t=nz.get(e);return void 0===t&&(t=this.createNode(),nz.set(e,t)),t}}class iz extends Fn{constructor(e=1,t=1,n={}){super(e,t,n),this.isXRRenderTarget=!0,this._hasExternalTextures=!1,this._autoAllocateDepthBuffer=!0,this._isOpaqueFramebuffer=!1}copy(e){return super.copy(e),this._hasExternalTextures=e._hasExternalTextures,this._autoAllocateDepthBuffer=e._autoAllocateDepthBuffer,this._isOpaqueFramebuffer=e._isOpaqueFramebuffer,this}}const sz=new _n,az=new _n;class oz extends rn{constructor(e,t=!1){super(),this.enabled=!1,this.isPresenting=!1,this.cameraAutoUpdate=!0,this._renderer=e,this._cameraL=new Eo,this._cameraL.viewport=new Bn,this._cameraR=new Eo,this._cameraR.viewport=new Bn,this._cameras=[this._cameraL,this._cameraR],this._cameraXR=new zo,this._currentDepthNear=null,this._currentDepthFar=null,this._controllers=[],this._controllerInputSources=[],this._xrRenderTarget=null,this._layers=[],this._sessionUsesLayers=!1,this._supportsGlBinding="undefined"!=typeof XRWebGLBinding,this._frameBufferTargets=null,this._createXRLayer=dz.bind(this),this._gl=null,this._currentAnimationContext=null,this._currentAnimationLoop=null,this._currentPixelRatio=null,this._currentSize=new mn,this._onSessionEvent=uz.bind(this),this._onSessionEnd=cz.bind(this),this._onInputSourcesChange=hz.bind(this),this._onAnimationFrame=Az.bind(this),this._referenceSpace=null,this._referenceSpaceType="local-floor",this._customReferenceSpace=null,this._framebufferScaleFactor=1,this._foveation=1,this._session=null,this._glBaseLayer=null,this._glBinding=null,this._glProjLayer=null,this._xrFrame=null,this._supportsLayers=this._supportsGlBinding&&"createProjectionLayer"in XRWebGLBinding.prototype,this._useMultiviewIfPossible=t,this._useMultiview=!1}getController(e){return this._getController(e).getTargetRaySpace()}getControllerGrip(e){return this._getController(e).getGripSpace()}getHand(e){return this._getController(e).getHandSpace()}getFoveation(){if(null!==this._glProjLayer||null!==this._glBaseLayer)return this._foveation}setFoveation(e){this._foveation=e,null!==this._glProjLayer&&(this._glProjLayer.fixedFoveation=e),null!==this._glBaseLayer&&void 0!==this._glBaseLayer.fixedFoveation&&(this._glBaseLayer.fixedFoveation=e)}getFramebufferScaleFactor(){return this._framebufferScaleFactor}setFramebufferScaleFactor(e){this._framebufferScaleFactor=e,!0===this.isPresenting&&Jt("XRManager: Cannot change framebuffer scale while presenting.")}getReferenceSpaceType(){return this._referenceSpaceType}setReferenceSpaceType(e){this._referenceSpaceType=e,!0===this.isPresenting&&Jt("XRManager: Cannot change reference space type while presenting.")}getReferenceSpace(){return this._customReferenceSpace||this._referenceSpace}setReferenceSpace(e){this._customReferenceSpace=e}getCamera(){return this._cameraXR}getEnvironmentBlendMode(){if(null!==this._session)return this._session.environmentBlendMode}getBinding(){return null===this._glBinding&&this._supportsGlBinding&&(this._glBinding=new XRWebGLBinding(this._session,this._gl)),this._glBinding}getFrame(){return this._xrFrame}useMultiview(){return this._useMultiview}createQuadLayer(e,t,n,r,i,s,a,o={}){const l=new Ba(e,t),u=new iz(i,s,{format:Oe,type:ye,depthTexture:new Ls(i,s,o.stencil?Ne:we,void 0,void 0,void 0,void 0,void 0,void 0,o.stencil?Be:Ue),stencilBuffer:o.stencil,resolveDepthBuffer:!1,resolveStencilBuffer:!1});u._autoAllocateDepthBuffer=!0;const c=new ki({color:16777215,side:0});c.map=u.texture,c.map.offset.y=1,c.map.repeat.y=-1;const h=new Ki(l,c);h.position.copy(n),h.quaternion.copy(r);const d={type:"quad",width:e,height:t,translation:n,quaternion:r,pixelwidth:i,pixelheight:s,plane:h,material:c,rendercall:a,renderTarget:u};if(this._layers.push(d),null!==this._session){d.plane.material=new ki({color:16777215,side:0}),d.plane.material.blending=5,d.plane.material.blendEquation=S,d.plane.material.blendSrc=E,d.plane.material.blendDst=E,d.xrlayer=this._createXRLayer(d);const e=this._session.renderState.layers;e.unshift(d.xrlayer),this._session.updateRenderState({layers:e})}else u.isXRRenderTarget=!1;return h}createCylinderLayer(e,t,n,r,i,s,a,o,l={}){const u=new Fs(e,e,e*t/n,64,64,!0,Math.PI-t/2,t),c=new iz(s,a,{format:Oe,type:ye,depthTexture:new Ls(s,a,l.stencil?Ne:we,void 0,void 0,void 0,void 0,void 0,void 0,l.stencil?Be:Ue),stencilBuffer:l.stencil,resolveDepthBuffer:!1,resolveStencilBuffer:!1});c._autoAllocateDepthBuffer=!0;const h=new ki({color:16777215,side:1});h.map=c.texture,h.map.offset.y=1,h.map.repeat.y=-1;const d=new Ki(u,h);d.position.copy(r),d.quaternion.copy(i);const A={type:"cylinder",radius:e,centralAngle:t,aspectratio:n,translation:r,quaternion:i,pixelwidth:s,pixelheight:a,plane:d,material:h,rendercall:o,renderTarget:c};if(this._layers.push(A),null!==this._session){A.plane.material=new ki({color:16777215,side:1}),A.plane.material.blending=5,A.plane.material.blendEquation=S,A.plane.material.blendSrc=E,A.plane.material.blendDst=E,A.xrlayer=this._createXRLayer(A);const e=this._session.renderState.layers;e.unshift(A.xrlayer),this._session.updateRenderState({layers:e})}else c.isXRRenderTarget=!1;return d}renderLayers(){const e=new _n,t=new gn,n=this._renderer,r=this.isPresenting,i=n.getOutputRenderTarget(),s=n._frameBufferTarget;this.isPresenting=!1;const a=new mn;n.getSize(a);const o=n._quad;for(const r of this._layers)if(r.renderTarget.isXRRenderTarget=null!==this._session,r.renderTarget._hasExternalTextures=r.renderTarget.isXRRenderTarget,r.renderTarget.isXRRenderTarget&&this._sessionUsesLayers){r.xrlayer.transform=new XRRigidTransform(r.plane.getWorldPosition(e),r.plane.getWorldQuaternion(t));const i=this._glBinding.getSubImage(r.xrlayer,this._xrFrame);n.backend.setXRRenderTargetTextures(r.renderTarget,i.colorTexture,void 0),n._setXRLayerSize(r.renderTarget.width,r.renderTarget.height),n.setOutputRenderTarget(r.renderTarget),n.setRenderTarget(null),n._frameBufferTarget=null,this._frameBufferTargets||(this._frameBufferTargets=new WeakMap);const{frameBufferTarget:s,quad:a}=this._frameBufferTargets.get(r.renderTarget)||{frameBufferTarget:null,quad:null};s?(n._frameBufferTarget=s,n._quad=a):(n._quad=new vU(new BP),this._frameBufferTargets.set(r.renderTarget,{frameBufferTarget:n._getFrameBufferTarget(),quad:n._quad})),r.rendercall(),n._frameBufferTarget=null}else n.setRenderTarget(r.renderTarget),r.rendercall();n.setRenderTarget(null),n.setOutputRenderTarget(i),n._frameBufferTarget=s,n._setXRLayerSize(a.x,a.y),n._quad=o,this.isPresenting=r}getSession(){return this._session}async setSession(e){const t=this._renderer,n=t.backend;this._gl=t.getContext();const r=this._gl,i=r.getContextAttributes();if(this._session=e,null!==e){if(!0===n.isWebGPUBackend)throw new Error('THREE.XRManager: XR is currently not supported with a WebGPU backend. Use WebGL by passing "{ forceWebGL: true }" to the constructor of the renderer.');if(e.addEventListener("select",this._onSessionEvent),e.addEventListener("selectstart",this._onSessionEvent),e.addEventListener("selectend",this._onSessionEvent),e.addEventListener("squeeze",this._onSessionEvent),e.addEventListener("squeezestart",this._onSessionEvent),e.addEventListener("squeezeend",this._onSessionEvent),e.addEventListener("end",this._onSessionEnd),e.addEventListener("inputsourceschange",this._onInputSourcesChange),await n.makeXRCompatible(),this._currentPixelRatio=t.getPixelRatio(),t.getSize(this._currentSize),this._currentAnimationContext=t._animation.getContext(),this._currentAnimationLoop=t._animation.getAnimationLoop(),t._animation.stop(),!0===this._supportsLayers){let n=null,s=null,a=null;t.depth&&(a=t.stencil?r.DEPTH24_STENCIL8:r.DEPTH_COMPONENT24,n=t.stencil?Be:Ue,s=t.stencil?Ne:we);const o={colorFormat:r.RGBA8,depthFormat:a,scaleFactor:this._framebufferScaleFactor,clearOnAccess:!1};this._useMultiviewIfPossible&&t.hasFeature("OVR_multiview2")&&(o.textureType="texture-array",this._useMultiview=!0),this._glBinding=this.getBinding();const l=this._glBinding.createProjectionLayer(o),u=[l];this._glProjLayer=l,t.setPixelRatio(1),t._setXRLayerSize(l.textureWidth,l.textureHeight);const c=this._useMultiview?2:1,h=new Ls(l.textureWidth,l.textureHeight,s,void 0,void 0,void 0,void 0,void 0,void 0,n,c);if(this._xrRenderTarget=new iz(l.textureWidth,l.textureHeight,{format:Oe,type:ye,colorSpace:t.outputColorSpace,depthTexture:h,stencilBuffer:t.stencil,samples:i.antialias?4:0,resolveDepthBuffer:!1===l.ignoreDepthValues,resolveStencilBuffer:!1===l.ignoreDepthValues,depth:this._useMultiview?2:1,multiview:this._useMultiview}),this._xrRenderTarget._hasExternalTextures=!0,this._xrRenderTarget.depth=this._useMultiview?2:1,this._sessionUsesLayers=e.enabledFeatures.includes("layers"),this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType()),this._sessionUsesLayers)for(const e of this._layers)e.plane.material=new ki({color:16777215,side:"cylinder"===e.type?1:0}),e.plane.material.blending=5,e.plane.material.blendEquation=S,e.plane.material.blendSrc=E,e.plane.material.blendDst=E,e.xrlayer=this._createXRLayer(e),u.unshift(e.xrlayer);e.updateRenderState({layers:u})}else{const n={antialias:t.currentSamples>0,alpha:!0,depth:t.depth,stencil:t.stencil,framebufferScaleFactor:this.getFramebufferScaleFactor()},i=new XRWebGLLayer(e,r,n);this._glBaseLayer=i,e.updateRenderState({baseLayer:i}),t.setPixelRatio(1),t._setXRLayerSize(i.framebufferWidth,i.framebufferHeight),this._xrRenderTarget=new iz(i.framebufferWidth,i.framebufferHeight,{format:Oe,type:ye,colorSpace:t.outputColorSpace,stencilBuffer:t.stencil,resolveDepthBuffer:!1===i.ignoreDepthValues,resolveStencilBuffer:!1===i.ignoreDepthValues}),this._xrRenderTarget._isOpaqueFramebuffer=!0,this._referenceSpace=await e.requestReferenceSpace(this.getReferenceSpaceType())}this.setFoveation(this.getFoveation()),t._animation.setAnimationLoop(this._onAnimationFrame),t._animation.setContext(e),t._animation.start(),this.isPresenting=!0,this.dispatchEvent({type:"sessionstart"})}}updateCamera(e){const t=this._session;if(null===t)return;const n=e.near,r=e.far,i=this._cameraXR,s=this._cameraL,a=this._cameraR;i.near=a.near=s.near=n,i.far=a.far=s.far=r,i.isMultiViewCamera=this._useMultiview,this._currentDepthNear===i.near&&this._currentDepthFar===i.far||(t.updateRenderState({depthNear:i.near,depthFar:i.far}),this._currentDepthNear=i.near,this._currentDepthFar=i.far),i.layers.mask=6|e.layers.mask,s.layers.mask=-5&i.layers.mask,a.layers.mask=-3&i.layers.mask;const o=e.parent,l=i.cameras;lz(i,o);for(let e=0;e<l.length;e++)lz(l[e],o);2===l.length?function(e,t,n){sz.setFromMatrixPosition(t.matrixWorld),az.setFromMatrixPosition(n.matrixWorld);const r=sz.distanceTo(az),i=t.projectionMatrix.elements,s=n.projectionMatrix.elements,a=i[14]/(i[10]-1),o=i[14]/(i[10]+1),l=(i[9]+1)/i[5],u=(i[9]-1)/i[5],c=(i[8]-1)/i[0],h=(s[8]+1)/s[0],d=a*c,A=a*h,p=r/(-c+h),f=p*-c;if(t.matrixWorld.decompose(e.position,e.quaternion,e.scale),e.translateX(f),e.translateZ(p),e.matrixWorld.compose(e.position,e.quaternion,e.scale),e.matrixWorldInverse.copy(e.matrixWorld).invert(),-1===i[10])e.projectionMatrix.copy(t.projectionMatrix),e.projectionMatrixInverse.copy(t.projectionMatrixInverse);else{const t=a+p,n=o+p,i=d-f,s=A+(r-f),c=l*o/n*t,h=u*o/n*t;e.projectionMatrix.makePerspective(i,s,c,h,t,n),e.projectionMatrixInverse.copy(e.projectionMatrix).invert()}}(i,s,a):i.projectionMatrix.copy(s.projectionMatrix),function(e,t,n){null===n?e.matrix.copy(t.matrixWorld):(e.matrix.copy(n.matrixWorld),e.matrix.invert(),e.matrix.multiply(t.matrixWorld));e.matrix.decompose(e.position,e.quaternion,e.scale),e.updateMatrixWorld(!0),e.projectionMatrix.copy(t.projectionMatrix),e.projectionMatrixInverse.copy(t.projectionMatrixInverse),e.isPerspectiveCamera&&(e.fov=2*ln*Math.atan(1/e.projectionMatrix.elements[5]),e.zoom=1)}(e,i,o)}_getController(e){let t=this._controllers[e];return void 0===t&&(t=new _r,this._controllers[e]=t),t}}function lz(e,t){null===t?e.matrixWorld.copy(e.matrix):e.matrixWorld.multiplyMatrices(t.matrixWorld,e.matrix),e.matrixWorldInverse.copy(e.matrixWorld).invert()}function uz(e){const t=this._controllerInputSources.indexOf(e.inputSource);if(-1===t)return;const n=this._controllers[t];if(void 0!==n){const t=this.getReferenceSpace();n.update(e.inputSource,e.frame,t),n.dispatchEvent({type:e.type,data:e.inputSource})}}function cz(){const e=this._session,t=this._renderer;e.removeEventListener("select",this._onSessionEvent),e.removeEventListener("selectstart",this._onSessionEvent),e.removeEventListener("selectend",this._onSessionEvent),e.removeEventListener("squeeze",this._onSessionEvent),e.removeEventListener("squeezestart",this._onSessionEvent),e.removeEventListener("squeezeend",this._onSessionEvent),e.removeEventListener("end",this._onSessionEnd),e.removeEventListener("inputsourceschange",this._onInputSourcesChange);for(let e=0;e<this._controllers.length;e++){const t=this._controllerInputSources[e];null!==t&&(this._controllerInputSources[e]=null,this._controllers[e].disconnect(t))}if(this._currentDepthNear=null,this._currentDepthFar=null,t._resetXRState(),this._session=null,this._xrRenderTarget=null,this._glBinding=null,this._glBaseLayer=null,this._glProjLayer=null,!0===this._sessionUsesLayers)for(const e of this._layers)e.renderTarget=new iz(e.pixelwidth,e.pixelheight,{format:Oe,type:ye,depthTexture:new Ls(e.pixelwidth,e.pixelheight,e.stencilBuffer?Ne:we,void 0,void 0,void 0,void 0,void 0,void 0,e.stencilBuffer?Be:Ue),stencilBuffer:e.stencilBuffer,resolveDepthBuffer:!1,resolveStencilBuffer:!1}),e.renderTarget.isXRRenderTarget=!1,e.plane.material=e.material,e.material.map=e.renderTarget.texture,e.material.map.offset.y=1,e.material.map.repeat.y=-1,delete e.xrlayer;this.isPresenting=!1,this._useMultiview=!1,t._animation.stop(),t._animation.setAnimationLoop(this._currentAnimationLoop),t._animation.setContext(this._currentAnimationContext),t._animation.start(),t.setPixelRatio(this._currentPixelRatio),t.setSize(this._currentSize.width,this._currentSize.height,!1),this.dispatchEvent({type:"sessionend"})}function hz(e){const t=this._controllers,n=this._controllerInputSources;for(let r=0;r<e.removed.length;r++){const i=e.removed[r],s=n.indexOf(i);s>=0&&(n[s]=null,t[s].disconnect(i))}for(let r=0;r<e.added.length;r++){const i=e.added[r];let s=n.indexOf(i);if(-1===s){for(let e=0;e<t.length;e++){if(e>=n.length){n.push(i),s=e;break}if(null===n[e]){n[e]=i,s=e;break}}if(-1===s)break}const a=t[s];a&&a.connect(i)}}function dz(e){return"quad"===e.type?this._glBinding.createQuadLayer({transform:new XRRigidTransform(e.translation,e.quaternion),width:e.width/2,height:e.height/2,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1}):this._glBinding.createCylinderLayer({transform:new XRRigidTransform(e.translation,e.quaternion),radius:e.radius,centralAngle:e.centralAngle,aspectRatio:e.aspectRatio,space:this._referenceSpace,viewPixelWidth:e.pixelwidth,viewPixelHeight:e.pixelheight,clearOnAccess:!1})}function Az(e,t){if(void 0===t)return;const n=this._cameraXR,r=this._renderer,i=r.backend,s=this._glBaseLayer,a=this.getReferenceSpace(),o=t.getViewerPose(a);if(this._xrFrame=t,null!==o){const e=o.views;null!==this._glBaseLayer&&i.setXRTarget(s.framebuffer);let t=!1;e.length!==n.cameras.length&&(n.cameras.length=0,t=!0);for(let r=0;r<e.length;r++){const a=e[r];let o;if(!0===this._supportsLayers){const e=this._glBinding.getViewSubImage(this._glProjLayer,a);o=e.viewport,0===r&&i.setXRRenderTargetTextures(this._xrRenderTarget,e.colorTexture,this._glProjLayer.ignoreDepthValues&&!this._useMultiview?void 0:e.depthStencilTexture)}else o=s.getViewport(a);let l=this._cameras[r];void 0===l&&(l=new Eo,l.layers.enable(r),l.viewport=new Bn,this._cameras[r]=l),l.matrix.fromArray(a.transform.matrix),l.matrix.decompose(l.position,l.quaternion,l.scale),l.projectionMatrix.fromArray(a.projectionMatrix),l.projectionMatrixInverse.copy(l.projectionMatrix).invert(),l.viewport.set(o.x,o.y,o.width,o.height),0===r&&(n.matrix.copy(l.matrix),n.matrix.decompose(n.position,n.quaternion,n.scale)),!0===t&&n.cameras.push(l)}r.setOutputRenderTarget(this._xrRenderTarget)}for(let e=0;e<this._controllers.length;e++){const n=this._controllerInputSources[e],r=this._controllers[e];null!==n&&void 0!==r&&r.update(n,t,a)}this._currentAnimationLoop&&this._currentAnimationLoop(e,t),t.detectedPlanes&&this.dispatchEvent({type:"planesdetected",data:t}),this._xrFrame=null}class pz extends rn{constructor(e){super(),this.domElement=e,this._pixelRatio=1,this._width=this.domElement.width,this._height=this.domElement.height,this._viewport=new Bn(0,0,this._width,this._height),this._scissor=new Bn(0,0,this._width,this._height),this._scissorTest=!1,this.colorTexture=new Ps,this.depthTexture=new Ls}getPixelRatio(){return this._pixelRatio}getDrawingBufferSize(e){return e.set(this._width*this._pixelRatio,this._height*this._pixelRatio).floor()}getSize(e){return e.set(this._width,this._height)}setPixelRatio(e=1){this._pixelRatio!==e&&(this._pixelRatio=e,this.setSize(this._width,this._height,!1))}setDrawingBufferSize(e,t,n){this.xr&&this.xr.isPresenting||(this._width=e,this._height=t,this._pixelRatio=n,this.domElement.width=Math.floor(e*n),this.domElement.height=Math.floor(t*n),this.setViewport(0,0,e,t),this._dispatchResize())}setSize(e,t,n=!0){this.xr&&this.xr.isPresenting||(this._width=e,this._height=t,this.domElement.width=Math.floor(e*this._pixelRatio),this.domElement.height=Math.floor(t*this._pixelRatio),!0===n&&(this.domElement.style.width=e+"px",this.domElement.style.height=t+"px"),this.setViewport(0,0,e,t),this._dispatchResize())}getScissor(e){const t=this._scissor;return e.x=t.x,e.y=t.y,e.width=t.width,e.height=t.height,e}setScissor(e,t,n,r){const i=this._scissor;e.isVector4?i.copy(e):i.set(e,t,n,r)}getScissorTest(){return this._scissorTest}setScissorTest(e){this._scissorTest=e}getViewport(e){return e.copy(this._viewport)}setViewport(e,t,n,r,i=0,s=1){const a=this._viewport;e.isVector4?a.copy(e):a.set(e,t,n,r),a.minDepth=i,a.maxDepth=s}_dispatchResize(){this.dispatchEvent({type:"resize"})}dispose(){this.dispatchEvent({type:"dispose"})}}const fz=new wr,mz=new mn,gz=new Bn,_z=new ls,vz=new hs,yz=new zn,bz=new Bn,xz={[b]:1,[x]:0,[T]:2};class Tz{constructor(e,t={}){this.isRenderer=!0;const{logarithmicDepthBuffer:n=!1,reversedDepthBuffer:r=!1,alpha:i=!0,depth:s=!0,stencil:a=!1,antialias:o=!1,samples:l=0,getFallback:u=null,outputBufferType:c=Ee,multiview:h=!1}=t;this.backend=e,this.autoClear=!0,this.autoClearColor=!0,this.autoClearDepth=!0,this.autoClearStencil=!0,this.alpha=i,this.logarithmicDepthBuffer=n,this.reversedDepthBuffer=r,this.outputColorSpace=Mt,this.toneMapping=0,this.toneMappingExposure=1,this.sortObjects=!0,this.depth=s,this.stencil=a,this.info=new VI,this.contextNode=Gw(),this.library=new ez,this.lighting=new rz,this._samples=l||!0===o?4:0,this._onCanvasTargetResize=this._onCanvasTargetResize.bind(this),this._canvasTarget=new pz(e.getDomElement()),this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize),this._canvasTarget.isDefaultCanvasTarget=!0,this._inspector=new GM,this._inspector.setRenderer(this),this._getFallback=u,this._attributes=null,this._geometries=null,this._nodes=null,this._animation=null,this._bindings=null,this._objects=null,this._pipelines=null,this._bundles=null,this._renderLists=null,this._renderContexts=null,this._textures=null,this._background=null,this._quad=new vU(new BP),this._quad.name="Output Color Transform",this._quad.material.name="outputColorTransform",this._currentRenderContext=null,this._opaqueSort=null,this._transparentSort=null,this._frameBufferTarget=null;const d=!0===this.alpha?0:1;this._clearColor=new oO(0,0,0,d),this._clearDepth=1,this._clearStencil=0,this._renderTarget=null,this._activeCubeFace=0,this._activeMipmapLevel=0,this._outputRenderTarget=null,this._mrt=null,this._renderObjectFunction=null,this._currentRenderObjectFunction=null,this._currentRenderBundle=null,this._handleObjectFunction=this._renderObjectDirect,this._isDeviceLost=!1,this.onDeviceLost=this._onDeviceLost,this._outputBufferType=c,this._cacheShadowNodes=new WeakMap,this._initialized=!1,this._callDepth=-1,this._initPromise=null,this._compilationPromises=null,this.transparent=!0,this.opaque=!0,this.shadowMap={enabled:!1,transmitted:!1,type:1},this.xr=new oz(this,h),this.debug={checkShaderErrors:!0,onShaderError:null,getShaderAsync:async(e,t,n)=>{await this.compileAsync(e,t);const r=this._renderLists.get(e,t),i=this._renderContexts.get(this._renderTarget,this._mrt),s=e.overrideMaterial||n.material,a=this._objects.get(n,s,e,t,r.lightsNode,i,i.clippingContext),{fragmentShader:o,vertexShader:l}=a.getNodeBuilderState();return{fragmentShader:o,vertexShader:l}}}}async init(){return null!==this._initPromise||(this._initPromise=new Promise(async(e,t)=>{let n=this.backend;try{await n.init(this)}catch(e){if(null===this._getFallback)return void t(e);try{this.backend=n=this._getFallback(e),await n.init(this)}catch(e){return void t(e)}}this._nodes=new $V(this,n),this._animation=new SI(this,this._nodes,this.info),this._attributes=new UI(n),this._background=new Gq(this,this._nodes),this._geometries=new qI(this._attributes,this.info),this._textures=new aO(this,n,this.info),this._pipelines=new XI(n,this._nodes),this._bindings=new $I(n,this._nodes,this._textures,this._attributes,this._pipelines,this.info),this._objects=new RI(this,this._nodes,this._geometries,this._pipelines,this._bindings,this.info),this._renderLists=new eO(this.lighting),this._bundles=new JV,this._renderContexts=new iO(this),this._animation.start(),this._initialized=!0,this._inspector.init(),e(this)})),this._initPromise}get domElement(){return this._canvasTarget.domElement}get coordinateSystem(){return this.backend.coordinateSystem}async compileAsync(e,t,n=null){if(!0===this._isDeviceLost)return;!1===this._initialized&&await this.init();const r=this._nodes.nodeFrame,i=r.renderId,s=this._currentRenderContext,a=this._currentRenderObjectFunction,o=this._handleObjectFunction,l=this._compilationPromises,u=!0===e.isScene?e:fz;null===n&&(n=e);const c=this._renderTarget,h=this._renderContexts.get(c,this._mrt),d=this._activeMipmapLevel,A=[];this._currentRenderContext=h,this._currentRenderObjectFunction=this.renderObject,this._handleObjectFunction=this._createObjectPipeline,this._compilationPromises=A,r.renderId++,r.update(),h.depth=this.depth,h.stencil=this.stencil,h.clippingContext||(h.clippingContext=new YV),h.clippingContext.updateGlobal(u,t),u.onBeforeRender(this,e,t,c);const p=this._renderLists.get(e,t);if(p.begin(),this._projectObject(e,t,0,p,h.clippingContext),n!==e&&n.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&p.pushLight(e)}),p.finish(),null!==c){this._textures.updateRenderTarget(c,d);const e=this._textures.get(c);h.textures=e.textures,h.depthTexture=e.depthTexture}else h.textures=null,h.depthTexture=null;n!==e?this._background.update(n,p,h):this._background.update(u,p,h);const f=p.opaque,m=p.transparent,g=p.transparentDoublePass,_=p.lightsNode;!0===this.opaque&&f.length>0&&this._renderObjects(f,t,u,_),!0===this.transparent&&m.length>0&&this._renderTransparents(m,g,t,u,_),r.renderId=i,this._currentRenderContext=s,this._currentRenderObjectFunction=a,this._handleObjectFunction=o,this._compilationPromises=l,await Promise.all(A)}async renderAsync(e,t){tn('Renderer: "renderAsync()" has been deprecated. Use "render()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.render(e,t)}async waitForGPU(){en("Renderer: waitForGPU() has been removed. Read https://github.com/mrdoob/three.js/issues/32012 for more information.")}set inspector(e){null!==this._inspector&&this._inspector.setRenderer(null),this._inspector=e,this._inspector.setRenderer(this)}get inspector(){return this._inspector}set highPrecision(e){const t=this.contextNode.value;!0===e?(t.modelViewMatrix=dC,t.modelNormalViewMatrix=AC):this.highPrecision&&(delete t.modelViewMatrix,delete t.modelNormalViewMatrix)}get highPrecision(){const e=this.contextNode.value;return e.modelViewMatrix===dC&&e.modelNormalViewMatrix===AC}setMRT(e){return this._mrt=e,this}getMRT(){return this._mrt}getOutputBufferType(){return this._outputBufferType}getColorBufferType(){return tn('Renderer: ".getColorBufferType()" has been renamed to ".getOutputBufferType()".'),this.getOutputBufferType()}_onDeviceLost(e){let t=`THREE.WebGPURenderer: ${e.api} Device Lost:\n\nMessage: ${e.message}`;e.reason&&(t+=`\nReason: ${e.reason}`),en(t),this._isDeviceLost=!0}_renderBundle(e,t,n){const{bundleGroup:r,camera:i,renderList:s}=e,a=this._currentRenderContext,o=this._bundles.get(r,i),l=this.backend.get(o);void 0===l.renderContexts&&(l.renderContexts=new Set);const u=r.version!==l.version,c=!1===l.renderContexts.has(a)||u;if(l.renderContexts.add(a),c){this.backend.beginBundle(a),(void 0===l.renderObjects||u)&&(l.renderObjects=[]),this._currentRenderBundle=o;const{transparentDoublePass:e,transparent:c,opaque:h}=s;!0===this.opaque&&h.length>0&&this._renderObjects(h,i,t,n),!0===this.transparent&&c.length>0&&this._renderTransparents(c,e,i,t,n),this._currentRenderBundle=null,this.backend.finishBundle(a,o),l.version=r.version}else{const{renderObjects:e}=l;for(let t=0,n=e.length;t<n;t++){const n=e[t];this._nodes.needsRefresh(n)&&(this._nodes.updateBefore(n),this._nodes.updateForRender(n),this._bindings.updateForRender(n),this._nodes.updateAfter(n))}}this.backend.addBundle(a,o)}render(e,t){if(!1===this._initialized)throw new Error('Renderer: .render() called before the backend is initialized. Use "await renderer.init();" before rendering.');this._renderScene(e,t)}get initialized(){return this._initialized}_getFrameBufferTarget(){const{currentToneMapping:e,currentColorSpace:t}=this,n=0!==e,r=t!==Mn.workingColorSpace;if(!1===n&&!1===r)return null;const{width:i,height:s}=this.getDrawingBufferSize(mz),{depth:a,stencil:o}=this;let l=this._frameBufferTarget;null===l&&(l=new Fn(i,s,{depthBuffer:a,stencilBuffer:o,type:this._outputBufferType,format:Oe,colorSpace:Mn.workingColorSpace,generateMipmaps:!1,minFilter:ge,magFilter:ge,samples:this.samples}),l.isPostProcessingRenderTarget=!0,this._frameBufferTarget=l);const u=this.getOutputRenderTarget();l.depthBuffer=a,l.stencilBuffer=o,null!==u?l.setSize(u.width,u.height,u.depth):l.setSize(i,s,1);const c=this._canvasTarget;return l.viewport.copy(c._viewport),l.scissor.copy(c._scissor),l.viewport.multiplyScalar(c._pixelRatio),l.scissor.multiplyScalar(c._pixelRatio),l.scissorTest=c._scissorTest,l.multiview=null!==u&&u.multiview,l.resolveDepthBuffer=null===u||u.resolveDepthBuffer,l._autoAllocateDepthBuffer=null!==u&&u._autoAllocateDepthBuffer,l}_renderScene(e,t,n=!0){if(!0===this._isDeviceLost)return;const r=n?this._getFrameBufferTarget():null,i=this._nodes.nodeFrame,s=i.renderId,a=this._currentRenderContext,o=this._currentRenderObjectFunction,l=this._handleObjectFunction;this._callDepth++;const u=!0===e.isScene?e:fz,c=this._renderTarget||this._outputRenderTarget,h=this._activeCubeFace,d=this._activeMipmapLevel;let A;null!==r?(A=r,this.setRenderTarget(A)):A=c;const p=this._renderContexts.get(A,this._mrt,this._callDepth);this._currentRenderContext=p,this._currentRenderObjectFunction=this._renderObjectFunction||this.renderObject,this._handleObjectFunction=this._renderObjectDirect,this.info.calls++,this.info.render.calls++,this.info.render.frameCalls++,i.renderId=this.info.calls,this.backend.updateTimeStampUID(p),this.inspector.beginRender(this.backend.getTimestampUID(p),e,t,A);const f=this.xr;if(!1===f.isPresenting){let e=!1;if(!0===this.reversedDepthBuffer&&!0!==t.reversedDepth){if(t._reversedDepth=!0,t.isArrayCamera)for(const e of t.cameras)e._reversedDepth=!0;e=!0}const n=this.coordinateSystem;if(t.coordinateSystem!==n){if(t.coordinateSystem=n,t.isArrayCamera)for(const e of t.cameras)e.coordinateSystem=n;e=!0}if(!0===e&&(t.updateProjectionMatrix(),t.isArrayCamera))for(const e of t.cameras)e.updateProjectionMatrix()}!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0===f.enabled&&!0===f.isPresenting&&(!0===f.cameraAutoUpdate&&f.updateCamera(t),t=f.getCamera());const m=this._canvasTarget;let g=m._viewport,_=m._scissor,v=m._pixelRatio;null!==A&&(g=A.viewport,_=A.scissor,v=1),this.getDrawingBufferSize(mz),gz.set(0,0,mz.width,mz.height);const y=void 0===g.minDepth?0:g.minDepth,b=void 0===g.maxDepth?1:g.maxDepth;p.viewportValue.copy(g).multiplyScalar(v).floor(),p.viewportValue.width>>=d,p.viewportValue.height>>=d,p.viewportValue.minDepth=y,p.viewportValue.maxDepth=b,p.viewport=!1===p.viewportValue.equals(gz),p.scissorValue.copy(_).multiplyScalar(v).floor(),p.scissor=m._scissorTest&&!1===p.scissorValue.equals(gz),p.scissorValue.width>>=d,p.scissorValue.height>>=d,p.clippingContext||(p.clippingContext=new YV),p.clippingContext.updateGlobal(u,t),u.onBeforeRender(this,e,t,A);const x=t.isArrayCamera?vz:_z;t.isArrayCamera||(yz.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),x.setFromProjectionMatrix(yz,t.coordinateSystem,t.reversedDepth));const T=this._renderLists.get(e,t);if(T.begin(),this._projectObject(e,t,0,T,p.clippingContext),T.finish(),!0===this.sortObjects&&T.sort(this._opaqueSort,this._transparentSort),null!==A){this._textures.updateRenderTarget(A,d);const e=this._textures.get(A);p.textures=e.textures,p.depthTexture=e.depthTexture,p.width=e.width,p.height=e.height,p.renderTarget=A,p.depth=A.depthBuffer,p.stencil=A.stencilBuffer}else p.textures=null,p.depthTexture=null,p.width=mz.width,p.height=mz.height,p.depth=this.depth,p.stencil=this.stencil;p.width>>=d,p.height>>=d,p.activeCubeFace=h,p.activeMipmapLevel=d,p.occlusionQueryCount=T.occlusionQueryCount,p.scissorValue.max(bz.set(0,0,0,0)),p.scissorValue.x+p.scissorValue.width>p.width&&(p.scissorValue.width=Math.max(p.width-p.scissorValue.x,0)),p.scissorValue.y+p.scissorValue.height>p.height&&(p.scissorValue.height=Math.max(p.height-p.scissorValue.y,0)),this._background.update(u,T,p),p.camera=t,this.backend.beginRender(p);const{bundles:S,lightsNode:w,transparentDoublePass:M,transparent:E,opaque:C}=T;return S.length>0&&this._renderBundles(S,u,w),!0===this.opaque&&C.length>0&&this._renderObjects(C,t,u,w),!0===this.transparent&&E.length>0&&this._renderTransparents(E,M,t,u,w),this.backend.finishRender(p),i.renderId=s,this._currentRenderContext=a,this._currentRenderObjectFunction=o,this._handleObjectFunction=l,this._callDepth--,null!==r&&(this.setRenderTarget(c,h,d),this._renderOutput(A)),u.onAfterRender(this,e,t,A),this.inspector.finishRender(this.backend.getTimestampUID(p)),p}_setXRLayerSize(e,t){this._canvasTarget._width=e,this._canvasTarget._height=t,this.setViewport(0,0,e,t)}_renderOutput(e){const t=this._quad;this._nodes.hasOutputChange(e.texture)&&(t.material.fragmentNode=this._nodes.getOutputNode(e.texture),t.material.needsUpdate=!0);const n=this.autoClear,r=this.xr.enabled;this.autoClear=!1,this.xr.enabled=!1,this._renderScene(t,t.camera,!1),this.autoClear=n,this.xr.enabled=r}getMaxAnisotropy(){return this.backend.getMaxAnisotropy()}getActiveCubeFace(){return this._activeCubeFace}getActiveMipmapLevel(){return this._activeMipmapLevel}async setAnimationLoop(e){!1===this._initialized&&await this.init(),this._animation.setAnimationLoop(e)}getAnimationLoop(){return this._animation.getAnimationLoop()}async getArrayBufferAsync(e){return await this.backend.getArrayBufferAsync(e)}getContext(){return this.backend.getContext()}getPixelRatio(){return this._canvasTarget.getPixelRatio()}getDrawingBufferSize(e){return this._canvasTarget.getDrawingBufferSize(e)}getSize(e){return this._canvasTarget.getSize(e)}setPixelRatio(e=1){this._canvasTarget.setPixelRatio(e)}setDrawingBufferSize(e,t,n){this.xr&&this.xr.isPresenting||this._canvasTarget.setDrawingBufferSize(e,t,n)}setSize(e,t,n=!0){this.xr&&this.xr.isPresenting||this._canvasTarget.setSize(e,t,n)}setOpaqueSort(e){this._opaqueSort=e}setTransparentSort(e){this._transparentSort=e}getScissor(e){return this._canvasTarget.getScissor(e)}setScissor(e,t,n,r){this._canvasTarget.setScissor(e,t,n,r)}getScissorTest(){return this._canvasTarget.getScissorTest()}setScissorTest(e){this._canvasTarget.setScissorTest(e),this.backend.setScissorTest(e)}getViewport(e){return this._canvasTarget.getViewport(e)}setViewport(e,t,n,r,i=0,s=1){this._canvasTarget.setViewport(e,t,n,r,i,s)}getClearColor(e){return e.copy(this._clearColor)}setClearColor(e,t=1){this._clearColor.set(e),this._clearColor.a=t}getClearAlpha(){return this._clearColor.a}setClearAlpha(e){this._clearColor.a=e}getClearDepth(){return!0===this.reversedDepthBuffer?1-this._clearDepth:this._clearDepth}setClearDepth(e){this._clearDepth=e}getClearStencil(){return this._clearStencil}setClearStencil(e){this._clearStencil=e}isOccluded(e){const t=this._currentRenderContext;return t&&this.backend.isOccluded(t,e)}clear(e=!0,t=!0,n=!0){if(!1===this._initialized)throw new Error('Renderer: .clear() called before the backend is initialized. Use "await renderer.init();" before before using this method.');const r=this._renderTarget||this._getFrameBufferTarget();let i=null;if(null!==r){this._textures.updateRenderTarget(r);const e=this._textures.get(r);i=this._renderContexts.get(r),i.textures=e.textures,i.depthTexture=e.depthTexture,i.width=e.width,i.height=e.height,i.renderTarget=r,i.depth=r.depthBuffer,i.stencil=r.stencilBuffer;const t=this.backend.getClearColor();i.clearColorValue.r=t.r,i.clearColorValue.g=t.g,i.clearColorValue.b=t.b,i.clearColorValue.a=t.a,i.clearDepthValue=this.getClearDepth(),i.clearStencilValue=this.getClearStencil(),i.activeCubeFace=this.getActiveCubeFace(),i.activeMipmapLevel=this.getActiveMipmapLevel()}this.backend.clear(e,t,n,i),null!==r&&null===this._renderTarget&&this._renderOutput(r)}clearColor(){this.clear(!0,!1,!1)}clearDepth(){this.clear(!1,!0,!1)}clearStencil(){this.clear(!1,!1,!0)}async clearAsync(e=!0,t=!0,n=!0){tn('Renderer: "clearAsync()" has been deprecated. Use "clear()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.clear(e,t,n)}async clearColorAsync(){tn('Renderer: "clearColorAsync()" has been deprecated. Use "clearColor()" and "await renderer.init();" when creating the renderer.'),this.clear(!0,!1,!1)}async clearDepthAsync(){tn('Renderer: "clearDepthAsync()" has been deprecated. Use "clearDepth()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!0,!1)}async clearStencilAsync(){tn('Renderer: "clearStencilAsync()" has been deprecated. Use "clearStencil()" and "await renderer.init();" when creating the renderer.'),this.clear(!1,!1,!0)}get needsFrameBufferTarget(){const e=0!==this.currentToneMapping,t=this.currentColorSpace!==Mn.workingColorSpace;return e||t}get samples(){return this._samples}get currentSamples(){let e=this._samples;return null!==this._renderTarget?e=this._renderTarget.samples:this.needsFrameBufferTarget&&(e=0),e}get currentToneMapping(){return this.isOutputTarget?this.toneMapping:0}get currentColorSpace(){return this.isOutputTarget?this.outputColorSpace:Mn.workingColorSpace}get isOutputTarget(){return this._renderTarget===this._outputRenderTarget||null===this._renderTarget}dispose(){!0===this._initialized&&(this.info.dispose(),this.backend.dispose(),this._animation.dispose(),this._objects.dispose(),this._geometries.dispose(),this._pipelines.dispose(),this._nodes.dispose(),this._bindings.dispose(),this._renderLists.dispose(),this._renderContexts.dispose(),this._textures.dispose(),null!==this._frameBufferTarget&&this._frameBufferTarget.dispose(),Object.values(this.backend.timestampQueryPool).forEach(e=>{null!==e&&e.dispose()})),this.setRenderTarget(null),this.setAnimationLoop(null)}setRenderTarget(e,t=0,n=0){this._renderTarget=e,this._activeCubeFace=t,this._activeMipmapLevel=n}getRenderTarget(){return this._renderTarget}setOutputRenderTarget(e){this._outputRenderTarget=e}getOutputRenderTarget(){return this._outputRenderTarget}setCanvasTarget(e){this._canvasTarget.removeEventListener("resize",this._onCanvasTargetResize),this._canvasTarget=e,this._canvasTarget.addEventListener("resize",this._onCanvasTargetResize)}getCanvasTarget(){return this._canvasTarget}_resetXRState(){this.backend.setXRTarget(null),this.setOutputRenderTarget(null),this.setRenderTarget(null),this._frameBufferTarget.dispose(),this._frameBufferTarget=null}setRenderObjectFunction(e){this._renderObjectFunction=e}getRenderObjectFunction(){return this._renderObjectFunction}compute(e,t=null){if(!0===this._isDeviceLost)return;if(!1===this._initialized)return Jt("Renderer: .compute() called before the backend is initialized. Try using .computeAsync() instead."),this.computeAsync(e,t);const n=this._nodes.nodeFrame,r=n.renderId;this.info.calls++,this.info.compute.calls++,this.info.compute.frameCalls++,n.renderId=this.info.calls,this.backend.updateTimeStampUID(e),this.inspector.beginCompute(this.backend.getTimestampUID(e),e);const i=this.backend,s=this._pipelines,a=this._bindings,o=this._nodes,l=Array.isArray(e)?e:[e];if(void 0===l[0]||!0!==l[0].isComputeNode)throw new Error("THREE.Renderer: .compute() expects a ComputeNode.");i.beginCompute(e);for(const n of l){if(!1===s.has(n)){const e=()=>{n.removeEventListener("dispose",e),s.delete(n),a.deleteForCompute(n),o.delete(n)};n.addEventListener("dispose",e);const t=n.onInitFunction;null!==t&&t.call(n,{renderer:this})}o.updateForCompute(n),a.updateForCompute(n);const r=a.getForCompute(n),l=s.getForCompute(n,r);i.compute(e,n,r,l,t)}i.finishCompute(e),n.renderId=r,this.inspector.finishCompute(this.backend.getTimestampUID(e))}async computeAsync(e,t=null){!1===this._initialized&&await this.init(),this.compute(e,t)}async hasFeatureAsync(e){return tn('Renderer: "hasFeatureAsync()" has been deprecated. Use "hasFeature()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.hasFeature(e)}async resolveTimestampsAsync(e="render"){return!1===this._initialized&&await this.init(),this.backend.resolveTimestampsAsync(e)}hasFeature(e){if(!1===this._initialized)throw new Error('Renderer: .hasFeature() called before the backend is initialized. Use "await renderer.init();" before before using this method.');return this.backend.hasFeature(e)}hasInitialized(){return this._initialized}async initTextureAsync(e){tn('Renderer: "initTextureAsync()" has been deprecated. Use "initTexture()" and "await renderer.init();" when creating the renderer.'),await this.init(),this.initTexture(e)}initTexture(e){if(!1===this._initialized)throw new Error('Renderer: .initTexture() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateTexture(e)}initRenderTarget(e){if(!1===this._initialized)throw new Error('Renderer: .initRenderTarget() called before the backend is initialized. Use "await renderer.init();" before before using this method.');this._textures.updateRenderTarget(e);const t=this._textures.get(e),n=this._renderContexts.get(e);n.textures=t.textures,n.depthTexture=t.depthTexture,n.width=t.width,n.height=t.height,n.renderTarget=e,n.depth=e.depthBuffer,n.stencil=e.stencilBuffer,this.backend.initRenderTarget(n)}copyFramebufferToTexture(e,t=null){if(null!==t)if(t.isVector2)t=bz.set(t.x,t.y,e.image.width,e.image.height).floor();else{if(!t.isVector4)return void en("Renderer.copyFramebufferToTexture: Invalid rectangle.");t=bz.copy(t).floor()}else t=bz.set(0,0,e.image.width,e.image.height);let n,r=this._currentRenderContext;null!==r?n=r.renderTarget:(n=this._renderTarget||this._getFrameBufferTarget(),null!==n&&(this._textures.updateRenderTarget(n),r=this._textures.get(n))),this._textures.updateTexture(e,{renderTarget:n}),this.backend.copyFramebufferToTexture(e,r,t),this._inspector.copyFramebufferToTexture(e)}copyTextureToTexture(e,t,n=null,r=null,i=0,s=0){this._textures.updateTexture(e),this._textures.updateTexture(t),this.backend.copyTextureToTexture(e,t,n,r,i,s),this._inspector.copyTextureToTexture(e,t)}async readRenderTargetPixelsAsync(e,t,n,r,i,s=0,a=0){return this.backend.copyTextureToBuffer(e.textures[s],t,n,r,i,a)}_projectObject(e,t,n,r,i){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)n=e.renderOrder,e.isClippingGroup&&e.enabled&&(i=i.getGroupContext(e));else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)r.pushLight(e);else if(e.isSprite){const s=t.isArrayCamera?vz:_z;if(!e.frustumCulled||s.intersectsSprite(e,t)){!0===this.sortObjects&&bz.setFromMatrixPosition(e.matrixWorld).applyMatrix4(yz);const{geometry:t,material:s}=e;s.visible&&r.push(e,t,s,n,bz.z,null,i)}}else if(e.isLineLoop)en("Renderer: Objects of type THREE.LineLoop are not supported. Please use THREE.Line or THREE.LineSegments.");else if(e.isMesh||e.isLine||e.isPoints){const s=t.isArrayCamera?vz:_z;if(!e.frustumCulled||s.intersectsObject(e,t)){const{geometry:t,material:s}=e;if(!0===this.sortObjects&&(null===t.boundingSphere&&t.computeBoundingSphere(),bz.copy(t.boundingSphere.center).applyMatrix4(e.matrixWorld).applyMatrix4(yz)),Array.isArray(s)){const a=t.groups;for(let o=0,l=a.length;o<l;o++){const l=a[o],u=s[l.materialIndex];u&&u.visible&&r.push(e,t,u,n,bz.z,l,i)}}else s.visible&&r.push(e,t,s,n,bz.z,null,i)}}if(!0===e.isBundleGroup&&void 0!==this.backend.beginBundle){const n=r;(r=this._renderLists.get(e,t)).begin(),n.pushBundle({bundleGroup:e,camera:t,renderList:r}),r.finish()}const s=e.children;for(let e=0,a=s.length;e<a;e++)this._projectObject(s[e],t,n,r,i)}_renderBundles(e,t,n){for(const r of e)this._renderBundle(r,t,n)}_renderTransparents(e,t,n,r,i){if(t.length>0){for(const{material:e}of t)e.side=1;this._renderObjects(t,n,r,i,"backSide");for(const{material:e}of t)e.side=0;this._renderObjects(e,n,r,i);for(const{material:e}of t)e.side=2}else this._renderObjects(e,n,r,i)}_renderObjects(e,t,n,r,i=null){for(let s=0,a=e.length;s<a;s++){const{object:a,geometry:o,material:l,group:u,clippingContext:c}=e[s];this._currentRenderObjectFunction(a,n,t,o,l,u,r,c,i)}}_getShadowNodes(e){const t=e.version;let n=this._cacheShadowNodes.get(e);if(void 0===n||n.version!==t){const r=null!==e.map,i=e.colorNode&&e.colorNode.isNode,s=e.castShadowNode&&e.castShadowNode.isNode,a=e.maskShadowNode&&e.maskShadowNode.isNode||e.maskNode&&e.maskNode.isNode;let o=null,l=null,u=null;if(r||i||s||a){let t,n;if(s?(t=e.castShadowNode.rgb,n=e.castShadowNode.a,!0!==this.shadowMap.transmitted&&tn("Renderer: `shadowMap.transmitted` needs to be set to `true` when using `material.castShadowNode`.")):(t=Wx(0),n=Fx(1)),r&&(n=n.mul(eR("map","texture",e).a)),i&&(n=n.mul(e.colorNode.a)),l=Yx(t,n),a){const t=e.maskShadowNode||e.maskNode;l=Dx(([e])=>(t.not().discard(),e))(l)}}e.depthNode&&e.depthNode.isNode&&(u=e.depthNode),e.castShadowPositionNode&&e.castShadowPositionNode.isNode?o=e.castShadowPositionNode:e.positionNode&&e.positionNode.isNode&&(o=e.positionNode),n={version:t,colorNode:l,depthNode:u,positionNode:o},this._cacheShadowNodes.set(e,n)}return n}renderObject(e,t,n,r,i,s,a,o=null,l=null){let u,c,h,d,A=!1;if(e.onBeforeRender(this,t,n,r,i,s),!0===i.allowOverride&&null!==t.overrideMaterial){const e=t.overrideMaterial;if(A=!0,u=e.isNodeMaterial?e.colorNode:null,c=e.isNodeMaterial?e.depthNode:null,h=e.isNodeMaterial?e.positionNode:null,d=t.overrideMaterial.side,i.positionNode&&i.positionNode.isNode&&(e.positionNode=i.positionNode),e.alphaTest=i.alphaTest,e.alphaMap=i.alphaMap,e.transparent=i.transparent||i.transmission>0||i.transmissionNode&&i.transmissionNode.isNode||i.backdropNode&&i.backdropNode.isNode,e.isShadowPassMaterial){const{colorNode:t,depthNode:n,positionNode:r}=this._getShadowNodes(i);3===this.shadowMap.type?e.side=null!==i.shadowSide?i.shadowSide:i.side:e.side=null!==i.shadowSide?i.shadowSide:xz[i.side],null!==t&&(e.colorNode=t),null!==n&&(e.depthNode=n),null!==r&&(e.positionNode=r)}i=e}!0===i.transparent&&2===i.side&&!1===i.forceSinglePass?(i.side=1,this._handleObjectFunction(e,i,t,n,a,s,o,"backSide"),i.side=0,this._handleObjectFunction(e,i,t,n,a,s,o,l),i.side=2):this._handleObjectFunction(e,i,t,n,a,s,o,l),A&&(t.overrideMaterial.colorNode=u,t.overrideMaterial.depthNode=c,t.overrideMaterial.positionNode=h,t.overrideMaterial.side=d),e.onAfterRender(this,t,n,r,i,s)}hasCompatibility(e){return this.backend.hasCompatibility(e)}_renderObjectDirect(e,t,n,r,i,s,a,o){const l=this._objects.get(e,t,n,r,i,this._currentRenderContext,a,o);if(l.drawRange=e.geometry.drawRange,l.group=s,null!==this._currentRenderBundle){this.backend.get(this._currentRenderBundle).renderObjects.push(l),l.bundle=this._currentRenderBundle.bundleGroup}const u=this._nodes.needsRefresh(l);u&&(this._nodes.updateBefore(l),this._geometries.updateForRender(l),this._nodes.updateForRender(l),this._bindings.updateForRender(l)),this._pipelines.updateForRender(l),this.backend.draw(l,this.info),u&&this._nodes.updateAfter(l)}_createObjectPipeline(e,t,n,r,i,s,a,o){const l=this._objects.get(e,t,n,r,i,this._currentRenderContext,a,o);l.drawRange=e.geometry.drawRange,l.group=s,this._nodes.updateBefore(l),this._geometries.updateForRender(l),this._nodes.updateForRender(l),this._bindings.updateForRender(l),this._pipelines.getForRender(l,this._compilationPromises),this._nodes.updateAfter(l)}_onCanvasTargetResize(){this._initialized&&this.backend.updateSize()}get compile(){return this.compileAsync}}class Sz{constructor(e=""){this.name=e,this.visibility=0}setVisibility(e){this.visibility|=e}getVisibility(){return this.visibility}clone(){return Object.assign(new this.constructor,this)}}let wz=class extends Sz{constructor(e,t=null){super(e),this.isBuffer=!0,this.bytesPerElement=Float32Array.BYTES_PER_ELEMENT,this._buffer=t,this._updateRanges=[]}get updateRanges(){return this._updateRanges}addUpdateRange(e,t){this.updateRanges.push({start:e,count:t})}clearUpdateRanges(){this.updateRanges.length=0}get byteLength(){return(e=this._buffer.byteLength)+(OI-e%OI)%OI;var e}get buffer(){return this._buffer}update(){return!0}};class Mz extends wz{constructor(e,t=null){super(e,t),this.isUniformBuffer=!0}}let Ez=0;class Cz extends Mz{constructor(e,t){super("UniformBuffer_"+Ez++,e?e.value:null),this.nodeUniform=e,this.groupNode=t,this.isNodeUniformBuffer=!0}set updateRanges(e){this.nodeUniform.updateRanges=e}get updateRanges(){return this.nodeUniform.updateRanges}addUpdateRange(e,t){this.nodeUniform.addUpdateRange(e,t)}clearUpdateRanges(){this.nodeUniform.clearUpdateRanges()}get buffer(){return this.nodeUniform.value}}class Rz extends Mz{constructor(e){super(e),this.isUniformsGroup=!0,this._values=null,this.uniforms=[],this._updateRangeCache=new Map}addUniformUpdateRange(e){const t=e.index;if(!0!==this._updateRangeCache.has(t)){const n=this.updateRanges,r={start:e.offset,count:e.itemSize};n.push(r),this._updateRangeCache.set(t,r)}}clearUpdateRanges(){this._updateRangeCache.clear(),super.clearUpdateRanges()}addUniform(e){return this.uniforms.push(e),this}removeUniform(e){const t=this.uniforms.indexOf(e);return-1!==t&&this.uniforms.splice(t,1),this}get values(){return null===this._values&&(this._values=Array.from(this.buffer)),this._values}get buffer(){let e=this._buffer;if(null===e){const t=this.byteLength;e=new Float32Array(new ArrayBuffer(t)),this._buffer=e}return e}get byteLength(){const e=this.bytesPerElement;let t=0;for(let n=0,r=this.uniforms.length;n<r;n++){const r=this.uniforms[n],i=r.boundary,s=r.itemSize*e,a=t%OI,o=a%i,l=a+o;t+=o,0!==l&&OI-l<s&&(t+=OI-l),r.offset=t/e,r.index=n,t+=s}return Math.ceil(t/OI)*OI}update(){let e=!1;for(const t of this.uniforms)!0===this.updateByType(t)&&(e=!0);return e}updateByType(e){return e.isNumberUniform?this.updateNumber(e):e.isVector2Uniform?this.updateVector2(e):e.isVector3Uniform?this.updateVector3(e):e.isVector4Uniform?this.updateVector4(e):e.isColorUniform?this.updateColor(e):e.isMatrix3Uniform?this.updateMatrix3(e):e.isMatrix4Uniform?this.updateMatrix4(e):void en("WebGPUUniformsGroup: Unsupported uniform type.",e)}updateNumber(e){let t=!1;const n=this.values,r=e.getValue(),i=e.offset,s=e.getType();if(n[i]!==r){this._getBufferForType(s)[i]=n[i]=r,t=!0,this.addUniformUpdateRange(e)}return t}updateVector2(e){let t=!1;const n=this.values,r=e.getValue(),i=e.offset,s=e.getType();if(n[i+0]!==r.x||n[i+1]!==r.y){const a=this._getBufferForType(s);a[i+0]=n[i+0]=r.x,a[i+1]=n[i+1]=r.y,t=!0,this.addUniformUpdateRange(e)}return t}updateVector3(e){let t=!1;const n=this.values,r=e.getValue(),i=e.offset,s=e.getType();if(n[i+0]!==r.x||n[i+1]!==r.y||n[i+2]!==r.z){const a=this._getBufferForType(s);a[i+0]=n[i+0]=r.x,a[i+1]=n[i+1]=r.y,a[i+2]=n[i+2]=r.z,t=!0,this.addUniformUpdateRange(e)}return t}updateVector4(e){let t=!1;const n=this.values,r=e.getValue(),i=e.offset,s=e.getType();if(n[i+0]!==r.x||n[i+1]!==r.y||n[i+2]!==r.z||n[i+4]!==r.w){const a=this._getBufferForType(s);a[i+0]=n[i+0]=r.x,a[i+1]=n[i+1]=r.y,a[i+2]=n[i+2]=r.z,a[i+3]=n[i+3]=r.w,t=!0,this.addUniformUpdateRange(e)}return t}updateColor(e){let t=!1;const n=this.values,r=e.getValue(),i=e.offset;if(n[i+0]!==r.r||n[i+1]!==r.g||n[i+2]!==r.b){const s=this.buffer;s[i+0]=n[i+0]=r.r,s[i+1]=n[i+1]=r.g,s[i+2]=n[i+2]=r.b,t=!0,this.addUniformUpdateRange(e)}return t}updateMatrix3(e){let t=!1;const n=this.values,r=e.getValue().elements,i=e.offset;if(n[i+0]!==r[0]||n[i+1]!==r[1]||n[i+2]!==r[2]||n[i+4]!==r[3]||n[i+5]!==r[4]||n[i+6]!==r[5]||n[i+8]!==r[6]||n[i+9]!==r[7]||n[i+10]!==r[8]){const s=this.buffer;s[i+0]=n[i+0]=r[0],s[i+1]=n[i+1]=r[1],s[i+2]=n[i+2]=r[2],s[i+4]=n[i+4]=r[3],s[i+5]=n[i+5]=r[4],s[i+6]=n[i+6]=r[5],s[i+8]=n[i+8]=r[6],s[i+9]=n[i+9]=r[7],s[i+10]=n[i+10]=r[8],t=!0,this.addUniformUpdateRange(e)}return t}updateMatrix4(e){let t=!1;const n=this.values,r=e.getValue().elements,i=e.offset;if(!1===function(e,t,n){for(let r=0,i=t.length;r<i;r++)if(e[n+r]!==t[r])return!1;return!0}(n,r,i)){this.buffer.set(r,i),function(e,t,n){for(let r=0,i=t.length;r<i;r++)e[n+r]=t[r]}(n,r,i),t=!0,this.addUniformUpdateRange(e)}return t}_getBufferForType(e){return"int"===e||"ivec2"===e||"ivec3"===e||"ivec4"===e?new Int32Array(this.buffer.buffer):"uint"===e||"uvec2"===e||"uvec3"===e||"uvec4"===e?new Uint32Array(this.buffer.buffer):this.buffer}}let Nz=0;class Pz extends Rz{constructor(e,t){super(e),this.id=Nz++,this.groupNode=t,this.isNodeUniformsGroup=!0}}class Dz extends Sz{constructor(e,t){super(e),this._texture=null,this._onTextureDispose=()=>{this.generation=null,this.version=-1},this.texture=t,this.version=t?t.version:-1,this.generation=null,this.samplerKey="",this.isSampler=!0}set texture(e){this._texture!==e&&(this._texture&&this._texture.removeEventListener("dispose",this._onTextureDispose),this._texture=e,this.generation=null,this.version=-1,this._texture&&this._texture.addEventListener("dispose",this._onTextureDispose))}get texture(){return this._texture}update(){const{texture:e,version:t}=this;return t!==e.version&&(this.version=e.version,!0)}clone(){const e=super.clone();return e._texture=null,e._onTextureDispose=()=>{e.generation=null,e.version=-1},e.texture=this.texture,e}}let Lz=0;class Iz extends Dz{constructor(e,t){super(e,t),this.id=Lz++,this.store=!1,this.mipLevel=0,this.isSampledTexture=!0}}class Oz extends Iz{constructor(e,t,n,r=null){super(e,t?t.value:null),this.textureNode=t,this.groupNode=n,this.access=r}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class Uz extends Oz{constructor(e,t,n,r=null){super(e,t,n,r),this.isSampledCubeTexture=!0}}class Bz extends Oz{constructor(e,t,n,r=null){super(e,t,n,r),this.isSampledTexture3D=!0}}const Fz={bitcast_int_uint:new xB("uint tsl_bitcast_int_to_uint ( int x ) { return floatBitsToUint( intBitsToFloat ( x ) ); }"),bitcast_uint_int:new xB("uint tsl_bitcast_uint_to_int ( uint x ) { return floatBitsToInt( uintBitsToFloat ( x ) ); }")},kz={textureDimensions:"textureSize",equals:"equal",bitcast_float_int:"floatBitsToInt",bitcast_int_float:"intBitsToFloat",bitcast_uint_float:"uintBitsToFloat",bitcast_float_uint:"floatBitsToUint",bitcast_uint_int:"tsl_bitcast_uint_to_int",bitcast_int_uint:"tsl_bitcast_int_to_uint",floatpack_snorm_2x16:"packSnorm2x16",floatpack_unorm_2x16:"packUnorm2x16",floatpack_float16_2x16:"packHalf2x16",floatunpack_snorm_2x16:"unpackSnorm2x16",floatunpack_unorm_2x16:"unpackUnorm2x16",floatunpack_float16_2x16:"unpackHalf2x16"},qz={low:"lowp",medium:"mediump",high:"highp"},Vz={swizzleAssign:!0,storageBuffer:!1},zz={perspective:"smooth",linear:"noperspective"},Gz={centroid:"centroid"},Hz="\nprecision highp float;\nprecision highp int;\nprecision highp sampler2D;\nprecision highp sampler3D;\nprecision highp samplerCube;\nprecision highp sampler2DArray;\n\nprecision highp usampler2D;\nprecision highp usampler3D;\nprecision highp usamplerCube;\nprecision highp usampler2DArray;\n\nprecision highp isampler2D;\nprecision highp isampler3D;\nprecision highp isamplerCube;\nprecision highp isampler2DArray;\n\nprecision highp sampler2DShadow;\nprecision highp sampler2DArrayShadow;\nprecision highp samplerCubeShadow;\n";class jz extends TV{constructor(e,t){super(e,t,new HV),this.uniformGroups={},this.transforms=[],this.extensions={},this.builtins={vertex:[],fragment:[],compute:[]}}needsToWorkingColorSpace(e){return!0===e.isVideoTexture&&e.colorSpace!==wt}_include(e){const t=Fz[e];return t.build(this),this.addInclude(t),t}getMethod(e){return void 0!==Fz[e]&&this._include(e),kz[e]||e}getBitcastMethod(e,t){return this.getMethod(`bitcast_${t}_${e}`)}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,n){return`${e} ? ${t} : ${n}`}getOutputStructName(){return""}buildFunctionCode(e){const t=e.layout,n=this.flowShaderNode(e),r=[];for(const e of t.inputs)r.push(this.getType(e.type)+" "+e.name);return`${this.getType(t.type)} ${t.name}( ${r.join(", ")} ) {\n\n\t${n.vars}\n\n${n.code}\n\treturn ${n.result};\n\n}`}setupPBO(e){const t=e.value;if(void 0===t.pbo){const e=t.array,n=t.count*t.itemSize,{itemSize:r}=t,i=t.array.constructor.name.toLowerCase().includes("int");let s=i?ke:Fe;2===r?s=i?Ve:qe:3===r?s=i?1032:Ie:4===r&&(s=i?ze:Oe);const a={Float32Array:Me,Uint8Array:ye,Uint16Array:Te,Uint32Array:we,Int8Array:be,Int16Array:xe,Int32Array:Se,Uint8ClampedArray:ye},o=Math.pow(2,Math.ceil(Math.log2(Math.sqrt(n/r))));let l=Math.ceil(n/r/o);o*l*r<n&&l++;const u=o*l*r,c=new e.constructor(u);c.set(e,0),t.array=c;const h=new Ji(t.array,o,l,s,a[t.array.constructor.name]||Me);h.needsUpdate=!0,h.isPBOTexture=!0;const d=new tE(h,null,null);d.setPrecision("high"),t.pboNode=d,t.pbo=d.value,this.getUniformFromNode(t.pboNode,"texture",this.shaderStage,this.context.nodeName)}}getPropertyName(e,t=this.shaderStage){return e.isNodeUniform&&!0!==e.node.isTextureNode&&!0!==e.node.isBufferNode?e.name:super.getPropertyName(e,t)}generatePBO(e){const{node:t,indexNode:n}=e,r=t.value;if(this.renderer.backend.has(r)){this.renderer.backend.get(r).pbo=r.pbo}const i=this.getUniformFromNode(r.pboNode,"texture",this.shaderStage,this.context.nodeName),s=this.getPropertyName(i);this.increaseUsage(n);const a=n.build(this,"uint"),o=this.getDataFromNode(e);let l=o.propertyName;if(void 0===l){const n=this.getVarFromNode(e);l=this.getPropertyName(n);const i=this.getDataFromNode(t);let u=i.propertySizeName;void 0===u&&(u=l+"Size",this.getVarFromNode(t,u,"uint"),this.addLineFlowCode(`${u} = uint( textureSize( ${s}, 0 ).x )`,e),i.propertySizeName=u);const{itemSize:c}=r,h="."+Nb.join("").slice(0,c),d=`ivec2(${a} % ${u}, ${a} / ${u})`,A=this.generateTextureLoad(null,s,d,"0",null,null);let p="vec4";r.pbo.type===we?p="uvec4":r.pbo.type===Se&&(p="ivec4"),this.addLineFlowCode(`${l} = ${p}(${A})${h}`,e),o.propertyName=l}return l}generateTextureLoad(e,t,n,r,i,s){let a;return null===r&&(r="0"),a=i?s?`texelFetchOffset( ${t}, ivec3( ${n}, ${i} ), ${r}, ${s} )`:`texelFetch( ${t}, ivec3( ${n}, ${i} ), ${r} )`:s?`texelFetchOffset( ${t}, ${n}, ${r}, ${s} )`:`texelFetch( ${t}, ${n}, ${r} )`,null!==e&&e.isDepthTexture&&(a+=".x"),a}generateTexture(e,t,n,r,i){return r&&(n=`vec3( ${n}, ${r} )`),e.isDepthTexture?i?`textureOffset( ${t}, ${n}, ${i} ).x`:`texture( ${t}, ${n} ).x`:i?`textureOffset( ${t}, ${n}, ${i} )`:`texture( ${t}, ${n} )`}generateTextureLevel(e,t,n,r,i,s){return i&&(n=`vec3( ${n}, ${i} )`),s?`textureLodOffset( ${t}, ${n}, ${r}, ${s} )`:`textureLod( ${t}, ${n}, ${r} )`}generateTextureBias(e,t,n,r,i,s){return i&&(n=`vec3( ${n}, ${i} )`),s?`textureOffset( ${t}, ${n}, ${s}, ${r} )`:`texture( ${t}, ${n}, ${r} )`}generateTextureGrad(e,t,n,r,i,s){return i&&(n=`vec3( ${n}, ${i} )`),s?`textureGradOffset( ${t}, ${n}, ${r[0]}, ${r[1]}, ${s} )`:`textureGrad( ${t}, ${n}, ${r[0]}, ${r[1]} )`}generateTextureCompare(e,t,n,r,i,s,a=this.shaderStage){if("fragment"===a)return e.isCubeTexture?`texture( ${t}, vec4( ${n}, ${r} ) )`:i?s?`textureOffset( ${t}, vec4( ${n}, ${i}, ${r} ), ${s} )`:`texture( ${t}, vec4( ${n}, ${i}, ${r} ) )`:s?`textureOffset( ${t}, vec3( ${n}, ${r} ), ${s} )`:`texture( ${t}, vec3( ${n}, ${r} ) )`;en(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}getVars(e){const t=[],n=this.vars[e];if(void 0!==n)for(const e of n)t.push(`${this.getVar(e.type,e.name,e.count)};`);return t.join("\n\t")}getUniforms(e){const t=this.uniforms[e],n=[],r={};for(const e of t){let t=null,i=!1;if("texture"===e.type||"texture3D"===e.type){const n=e.node.value;let r="";!0!==n.isDataTexture&&!0!==n.isData3DTexture||(n.type===we?r="u":n.type===Se&&(r="i")),t="texture3D"===e.type&&!1===n.isArrayTexture?`${r}sampler3D ${e.name};`:n.compareFunction?!0===n.isArrayTexture?`sampler2DArrayShadow ${e.name};`:`sampler2DShadow ${e.name};`:!0===n.isArrayTexture||!0===n.isDataArrayTexture||!0===n.isCompressedArrayTexture?`${r}sampler2DArray ${e.name};`:`${r}sampler2D ${e.name};`}else if("cubeTexture"===e.type)t=`samplerCube ${e.name};`;else if("cubeDepthTexture"===e.type){t=e.node.value.compareFunction?`samplerCubeShadow ${e.name};`:`samplerCube ${e.name};`}else if("buffer"===e.type){const n=e.node,r=this.getType(n.bufferType),i=n.bufferCount,s=i>0?i:"";t=`${n.name} {\n\t${r} ${e.name}[${s}];\n};\n`}else{const t=e.groupNode.name;if(void 0===r[t]){const e=this.uniformGroups[t];if(void 0!==e){const n=[];for(const t of e.uniforms){const e=t.getType(),r=this.getVectorType(e),i=t.nodeUniform.node.precision;let s=`${r} ${t.name};`;null!==i&&(s=qz[i]+" "+s),n.push("\t"+s)}r[t]=n}}i=!0}if(!i){const r=e.node.precision;null!==r&&(t=qz[r]+" "+t),t="uniform "+t,n.push(t)}}let i="";for(const e in r){const t=r[e];i+=this._getGLSLUniformStruct(e,t.join("\n"))+"\n"}return i+=n.join("\n"),i}getTypeFromAttribute(e){let t=super.getTypeFromAttribute(e);if(/^[iu]/.test(t)&&e.gpuType!==Se){let n=e;e.isInterleavedBufferAttribute&&(n=e.data);const r=n.array;!1==(r instanceof Uint32Array||r instanceof Int32Array)&&(t=t.slice(1))}return t}getAttributes(e){let t="";if("vertex"===e||"compute"===e){const e=this.getAttributesArray();let n=0;for(const r of e)t+=`layout( location = ${n++} ) in ${r.type} ${r.name};\n`}return t}getStructMembers(e){const t=[];for(const n of e.members)t.push(`\t${n.type} ${n.name};`);return t.join("\n")}getStructs(e){const t=[],n=this.structs[e],r=[];for(const e of n)if(e.output)for(const t of e.members)r.push(`layout( location = ${t.index} ) out ${t.type} ${t.name};`);else{let n="struct "+e.name+" {\n";n+=this.getStructMembers(e),n+="\n};\n",t.push(n)}return 0===r.length&&r.push("layout( location = 0 ) out vec4 fragColor;"),"\n"+r.join("\n")+"\n\n"+t.join("\n")}getVaryings(e){let t="";const n=this.varyings;if("vertex"===e||"compute"===e)for(const r of n){"compute"===e&&(r.needsInterpolation=!0);const n=this.getType(r.type);if(r.needsInterpolation)if(r.interpolationType){t+=`${zz[r.interpolationType]||r.interpolationType} ${Gz[r.interpolationSampling]||""} out ${n} ${r.name};\n`}else{t+=`${n.includes("int")||n.includes("uv")||n.includes("iv")?"flat ":""}out ${n} ${r.name};\n`}else t+=`${n} ${r.name};\n`}else if("fragment"===e)for(const e of n)if(e.needsInterpolation){const n=this.getType(e.type);if(e.interpolationType){t+=`${zz[e.interpolationType]||e.interpolationType} ${Gz[e.interpolationSampling]||""} in ${n} ${e.name};\n`}else{t+=`${n.includes("int")||n.includes("uv")||n.includes("iv")?"flat ":""}in ${n} ${e.name};\n`}}for(const n of this.builtins[e])t+=`${n};\n`;return t}getVertexIndex(){return"uint( gl_VertexID )"}getInstanceIndex(){return"uint( gl_InstanceID )"}getInvocationLocalIndex(){return`uint( gl_InstanceID ) % ${this.object.workgroupSize.reduce((e,t)=>e*t,1)}u`}getSubgroupSize(){en("GLSLNodeBuilder: WebGLBackend does not support the subgroupSize node")}getInvocationSubgroupIndex(){en("GLSLNodeBuilder: WebGLBackend does not support the invocationSubgroupIndex node")}getSubgroupIndex(){en("GLSLNodeBuilder: WebGLBackend does not support the subgroupIndex node")}getDrawIndex(){return this.renderer.backend.extensions.has("WEBGL_multi_draw")?"uint( gl_DrawID )":null}getFrontFacing(){return"gl_FrontFacing"}getFragCoord(){return"gl_FragCoord.xy"}getFragDepth(){return"gl_FragDepth"}enableExtension(e,t,n=this.shaderStage){const r=this.extensions[n]||(this.extensions[n]=new Map);!1===r.has(e)&&r.set(e,{name:e,behavior:t})}getExtensions(e){const t=[];if("vertex"===e){const t=this.renderer.backend.extensions;this.object.isBatchedMesh&&t.has("WEBGL_multi_draw")&&this.enableExtension("GL_ANGLE_multi_draw","require",e)}const n=this.extensions[e];if(void 0!==n)for(const{name:e,behavior:r}of n.values())t.push(`#extension ${e} : ${r}`);return t.join("\n")}getClipDistance(){return"gl_ClipDistance"}isAvailable(e){let t=Vz[e];if(void 0===t){let n;switch(t=!1,e){case"float32Filterable":n="OES_texture_float_linear";break;case"clipDistance":n="WEBGL_clip_cull_distance"}if(void 0!==n){const e=this.renderer.backend.extensions;e.has(n)&&(e.get(n),t=!0)}Vz[e]=t}return t}isFlipY(){return!0}getUniformBufferLimit(){const e=this.renderer.backend.gl;return e.getParameter(e.MAX_UNIFORM_BLOCK_SIZE)}enableHardwareClipping(e){this.enableExtension("GL_ANGLE_clip_cull_distance","require"),this.builtins.vertex.push(`out float gl_ClipDistance[ ${e} ]`)}enableMultiview(){this.enableExtension("GL_OVR_multiview2","require","fragment"),this.enableExtension("GL_OVR_multiview2","require","vertex"),this.builtins.vertex.push("layout(num_views = 2) in")}registerTransform(e,t){this.transforms.push({varyingName:e,attributeNode:t})}getTransforms(){const e=this.transforms;let t="";for(let n=0;n<e.length;n++){const r=e[n],i=this.getPropertyName(r.attributeNode);i&&(t+=`${r.varyingName} = ${i};\n\t`)}return t}_getGLSLUniformStruct(e,t){return`\nlayout( std140 ) uniform ${e} {\n${t}\n};`}_getGLSLVertexCode(e){return`#version 300 es\n\n${this.getSignature()}\n\n// extensions\n${e.extensions}\n\n// precision\n${Hz}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\n\n// attributes\n${e.attributes}\n\n// codes\n${e.codes}\n\nvoid main() {\n\n\t// vars\n\t${e.vars}\n\n\t// transforms\n\t${e.transforms}\n\n\t// flow\n\t${e.flow}\n\n\tgl_PointSize = 1.0;\n\n}\n`}_getGLSLFragmentCode(e){return`#version 300 es\n\n${this.getSignature()}\n\n// extensions\n${e.extensions}\n\n// precision\n${Hz}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\n\n// codes\n${e.codes}\n\nvoid main() {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){let n="// code\n\n";n+=this.flowCode[t];const r=this.flowNodes[t],i=r[r.length-1];for(const e of r){const r=this.getFlowData(e),s=e.name;s&&(n.length>0&&(n+="\n"),n+=`\t// flow -> ${s}\n\t`),n+=`${r.code}\n\t`,e===i&&"compute"!==t&&(n+="// result\n\t","vertex"===t?(n+="gl_Position = ",n+=`${r.result};`):"fragment"===t&&(e.outputNode.isOutputStructNode||(n+="fragColor = ",n+=`${r.result};`)))}const s=e[t];s.extensions=this.getExtensions(t),s.uniforms=this.getUniforms(t),s.attributes=this.getAttributes(t),s.varyings=this.getVaryings(t),s.vars=this.getVars(t),s.structs=this.getStructs(t),s.codes=this.getCodes(t),s.transforms=this.getTransforms(t),s.flow=n}null!==this.material?(this.vertexShader=this._getGLSLVertexCode(e.vertex),this.fragmentShader=this._getGLSLFragmentCode(e.fragment)):this.computeShader=this._getGLSLVertexCode(e.compute)}getUniformFromNode(e,t,n,r=null){const i=super.getUniformFromNode(e,t,n,r),s=this.getDataFromNode(e,n,this.globalCache);let a=s.uniformGPU;if(void 0===a){const r=e.groupNode,o=r.name,l=this.getBindGroupArray(o,n);if("texture"===t)a=new Oz(i.name,i.node,r),l.push(a);else if("cubeTexture"===t||"cubeDepthTexture"===t)a=new Uz(i.name,i.node,r),l.push(a);else if("texture3D"===t)a=new Bz(i.name,i.node,r),l.push(a);else if("buffer"===t){i.name=`buffer${e.id}`;const t=this.getSharedDataFromNode(e);let n=t.buffer;void 0===n&&(e.name=`NodeBuffer_${e.id}`,n=new Cz(e,r),n.name=e.name,t.buffer=n),l.push(n),a=n}else{let e=this.uniformGroups[o];void 0===e?(e=new Pz(o,r),this.uniformGroups[o]=e,l.push(e)):-1===l.indexOf(e)&&l.push(e),a=this.getNodeUniform(i,t);const n=a.name,s=e.uniforms.some(e=>e.name===n);s||e.addUniform(a)}s.uniformGPU=a}return i}}let Wz=null,Xz=null;class $z{constructor(e={}){this.parameters=Object.assign({},e),this.data=new WeakMap,this.renderer=null,this.domElement=null,this.timestampQueryPool={[jt]:null,[Ht]:null},this.trackTimestamp=!0===e.trackTimestamp}async init(e){this.renderer=e}get coordinateSystem(){}beginRender(){}finishRender(){}beginCompute(){}finishCompute(){}draw(){}compute(){}createProgram(){}destroyProgram(){}createBindings(){}updateBindings(){}updateBinding(){}createRenderPipeline(){}createComputePipeline(){}needsRenderUpdate(){}getRenderCacheKey(){}createNodeBuilder(){}updateSampler(){}createDefaultTexture(){}createTexture(){}updateTexture(){}generateMipmaps(){}destroyTexture(){}async copyTextureToBuffer(){}copyTextureToTexture(){}copyFramebufferToTexture(){}createAttribute(){}createIndexAttribute(){}createStorageAttribute(){}updateAttribute(){}destroyAttribute(){}getContext(){}updateSize(){}updateViewport(){}updateTimeStampUID(e){const t=this.get(e),n=this.renderer.info.frame;let r;r=!0===e.isComputeNode?"c:"+this.renderer.info.compute.frameCalls:"r:"+this.renderer.info.render.frameCalls,t.timestampUID=r+":"+e.id+":f"+n}getTimestampUID(e){return this.get(e).timestampUID}getTimestampFrames(e){const t=this.timestampQueryPool[e];return t?t.getTimestampFrames():[]}_getQueryPool(e){const t=e.startsWith("c:")?Ht:jt;return this.timestampQueryPool[t]}getTimestamp(e){return this._getQueryPool(e).getTimestamp(e)}hasTimestamp(e){return this._getQueryPool(e).hasTimestamp(e)}isOccluded(){}async resolveTimestampsAsync(e="render"){if(!this.trackTimestamp)return void tn("WebGPURenderer: Timestamp tracking is disabled.");const t=this.timestampQueryPool[e];if(!t)return;const n=await t.resolveQueriesAsync();return this.renderer.info[e].timestamp=n,n}async getArrayBufferAsync(){}async hasFeatureAsync(){}hasFeature(){}getMaxAnisotropy(){}getDrawingBufferSize(){return Wz=Wz||new mn,this.renderer.getDrawingBufferSize(Wz)}setScissorTest(){}getClearColor(){const e=this.renderer;return Xz=Xz||new oO,e.getClearColor(Xz),Xz.getRGB(Xz),Xz}getDomElement(){let e=this.domElement;return null===e&&(e=void 0!==this.parameters.canvas?this.parameters.canvas:Qt(),"setAttribute"in e&&e.setAttribute("data-engine",`three.js r${h} webgpu`),this.domElement=e),e}hasCompatibility(){return!1}initRenderTarget(){}set(e,t){this.data.set(e,t)}get(e){let t=this.data.get(e);return void 0===t&&(t={},this.data.set(e,t)),t}has(e){return this.data.has(e)}delete(e){this.data.delete(e)}deleteBindGroupData(){}dispose(){}}let Qz,Yz,Kz=0;class Zz{constructor(e,t){this.buffers=[e.bufferGPU,t],this.type=e.type,this.bufferType=e.bufferType,this.pbo=e.pbo,this.byteLength=e.byteLength,this.bytesPerElement=e.BYTES_PER_ELEMENT,this.version=e.version,this.isInteger=e.isInteger,this.activeBufferIndex=0,this.baseId=e.id}get id(){return`${this.baseId}|${this.activeBufferIndex}`}get bufferGPU(){return this.buffers[this.activeBufferIndex]}get transformBuffer(){return this.buffers[1^this.activeBufferIndex]}switchBuffers(){this.activeBufferIndex^=1}}class Jz{constructor(e){this.backend=e}createAttribute(e,t){const n=this.backend,{gl:r}=n,i=e.array,s=e.usage||r.STATIC_DRAW,a=e.isInterleavedBufferAttribute?e.data:e,o=n.get(a);let l,u=o.bufferGPU;if(void 0===u&&(u=this._createBuffer(r,t,i,s),o.bufferGPU=u,o.bufferType=t,o.version=a.version),i instanceof Float32Array)l=r.FLOAT;else if("undefined"!=typeof Float16Array&&i instanceof Float16Array)l=r.HALF_FLOAT;else if(i instanceof Uint16Array)l=e.isFloat16BufferAttribute?r.HALF_FLOAT:r.UNSIGNED_SHORT;else if(i instanceof Int16Array)l=r.SHORT;else if(i instanceof Uint32Array)l=r.UNSIGNED_INT;else if(i instanceof Int32Array)l=r.INT;else if(i instanceof Int8Array)l=r.BYTE;else if(i instanceof Uint8Array)l=r.UNSIGNED_BYTE;else{if(!(i instanceof Uint8ClampedArray))throw new Error("THREE.WebGLBackend: Unsupported buffer data format: "+i);l=r.UNSIGNED_BYTE}let c={bufferGPU:u,bufferType:t,type:l,byteLength:i.byteLength,bytesPerElement:i.BYTES_PER_ELEMENT,version:e.version,pbo:e.pbo,isInteger:l===r.INT||l===r.UNSIGNED_INT||e.gpuType===Se,id:Kz++};if(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute){const e=this._createBuffer(r,t,i,s);c=new Zz(c,e)}n.set(e,c)}updateAttribute(e){const t=this.backend,{gl:n}=t,r=e.array,i=e.isInterleavedBufferAttribute?e.data:e,s=t.get(i),a=s.bufferType,o=e.isInterleavedBufferAttribute?e.data.updateRanges:e.updateRanges;if(n.bindBuffer(a,s.bufferGPU),0===o.length)n.bufferSubData(a,0,r);else{for(let e=0,t=o.length;e<t;e++){const t=o[e];n.bufferSubData(a,t.start*r.BYTES_PER_ELEMENT,r,t.start,t.count)}i.clearUpdateRanges()}n.bindBuffer(a,null),s.version=i.version}destroyAttribute(e){const t=this.backend,{gl:n}=t;e.isInterleavedBufferAttribute&&t.delete(e.data);const r=t.get(e);n.deleteBuffer(r.bufferGPU),t.delete(e)}async getArrayBufferAsync(e){const t=this.backend,{gl:n}=t,r=e.isInterleavedBufferAttribute?e.data:e,{bufferGPU:i}=t.get(r),s=e.array,a=s.byteLength;n.bindBuffer(n.COPY_READ_BUFFER,i);const o=n.createBuffer();n.bindBuffer(n.COPY_WRITE_BUFFER,o),n.bufferData(n.COPY_WRITE_BUFFER,a,n.STREAM_READ),n.copyBufferSubData(n.COPY_READ_BUFFER,n.COPY_WRITE_BUFFER,0,0,a),await t.utils._clientWaitAsync();const l=new e.array.constructor(s.length);return n.bindBuffer(n.COPY_WRITE_BUFFER,o),n.getBufferSubData(n.COPY_WRITE_BUFFER,0,l),n.deleteBuffer(o),n.bindBuffer(n.COPY_READ_BUFFER,null),n.bindBuffer(n.COPY_WRITE_BUFFER,null),l.buffer}_createBuffer(e,t,n,r){const i=e.createBuffer();return e.bindBuffer(t,i),e.bufferData(t,n,r),e.bindBuffer(t,null),i}}class eG{constructor(e){this.backend=e,this.gl=this.backend.gl,this.enabled={},this.currentFlipSided=null,this.currentCullFace=null,this.currentProgram=null,this.currentBlendingEnabled=!1,this.currentBlending=null,this.currentBlendSrc=null,this.currentBlendDst=null,this.currentBlendSrcAlpha=null,this.currentBlendDstAlpha=null,this.currentPremultipledAlpha=null,this.currentPolygonOffsetFactor=null,this.currentPolygonOffsetUnits=null,this.currentColorMask=null,this.currentDepthReversed=!1,this.currentDepthFunc=null,this.currentDepthMask=null,this.currentStencilFunc=null,this.currentStencilRef=null,this.currentStencilFuncMask=null,this.currentStencilFail=null,this.currentStencilZFail=null,this.currentStencilZPass=null,this.currentStencilMask=null,this.currentLineWidth=null,this.currentClippingPlanes=0,this.currentVAO=null,this.currentIndex=null,this.currentBoundFramebuffers={},this.currentDrawbuffers=new WeakMap,this.maxTextures=this.gl.getParameter(this.gl.MAX_TEXTURE_IMAGE_UNITS),this.currentTextureSlot=null,this.currentBoundTextures={},this.currentBoundBufferBases={},this._init()}_init(){const e=this.gl;Qz={[S]:e.FUNC_ADD,[w]:e.FUNC_SUBTRACT,[M]:e.FUNC_REVERSE_SUBTRACT},Yz={[E]:e.ZERO,[C]:e.ONE,[R]:e.SRC_COLOR,[P]:e.SRC_ALPHA,[B]:e.SRC_ALPHA_SATURATE,[O]:e.DST_COLOR,[L]:e.DST_ALPHA,[N]:e.ONE_MINUS_SRC_COLOR,[D]:e.ONE_MINUS_SRC_ALPHA,[U]:e.ONE_MINUS_DST_COLOR,[I]:e.ONE_MINUS_DST_ALPHA};const t=e.getParameter(e.SCISSOR_BOX),n=e.getParameter(e.VIEWPORT);this.currentScissor=(new Bn).fromArray(t),this.currentViewport=(new Bn).fromArray(n),this._tempVec4=new Bn}enable(e){const{enabled:t}=this;!0!==t[e]&&(this.gl.enable(e),t[e]=!0)}disable(e){const{enabled:t}=this;!1!==t[e]&&(this.gl.disable(e),t[e]=!1)}setFlipSided(e){if(this.currentFlipSided!==e){const{gl:t}=this;e?t.frontFace(t.CW):t.frontFace(t.CCW),this.currentFlipSided=e}}setCullFace(e){const{gl:t}=this;0!==e?(this.enable(t.CULL_FACE),e!==this.currentCullFace&&(1===e?t.cullFace(t.BACK):2===e?t.cullFace(t.FRONT):t.cullFace(t.FRONT_AND_BACK))):this.disable(t.CULL_FACE),this.currentCullFace=e}setLineWidth(e){const{currentLineWidth:t,gl:n}=this;e!==t&&(n.lineWidth(e),this.currentLineWidth=e)}setMRTBlending(e,t,n){const r=this.gl,i=this.backend.drawBuffersIndexedExt;if(i)for(let s=0;s<e.length;s++){const a=e[s];let o=null;if(null!==t){const e=t.getBlendMode(a.name);6===e.blending?o=n:0!==e.blending&&(o=e)}else o=n;null!==o?this._setMRTBlendingIndex(s,o):i.blendFuncSeparateiOES(s,r.ONE,r.ZERO,r.ONE,r.ZERO)}else tn("WebGPURenderer: Multiple Render Targets (MRT) blending configuration is not fully supported in compatibility mode. The material blending will be used for all render targets.")}_setMRTBlendingIndex(e,t){const{gl:n}=this,r=this.backend.drawBuffersIndexedExt,i=t.blending,s=t.blendSrc,a=t.blendDst,o=t.blendEquation,l=t.premultipliedAlpha;if(5===i){const n=null!==t.blendSrcAlpha?t.blendSrcAlpha:s,i=null!==t.blendDstAlpha?t.blendDstAlpha:a,l=null!==t.blendEquationAlpha?t.blendEquationAlpha:o;r.blendEquationSeparateiOES(e,Qz[o],Qz[l]),r.blendFuncSeparateiOES(e,Yz[s],Yz[a],Yz[n],Yz[i])}else if(r.blendEquationSeparateiOES(e,n.FUNC_ADD,n.FUNC_ADD),l)switch(i){case 1:default:r.blendFuncSeparateiOES(e,n.ONE,n.ONE_MINUS_SRC_ALPHA,n.ONE,n.ONE_MINUS_SRC_ALPHA);break;case 2:r.blendFuncSeparateiOES(e,n.ONE,n.ONE,n.ONE,n.ONE);break;case 3:r.blendFuncSeparateiOES(e,n.ZERO,n.ONE_MINUS_SRC_COLOR,n.ZERO,n.ONE);break;case 4:r.blendFuncSeparateiOES(e,n.DST_COLOR,n.ONE_MINUS_SRC_ALPHA,n.ZERO,n.ONE)}else switch(i){case 1:default:r.blendFuncSeparateiOES(e,n.SRC_ALPHA,n.ONE_MINUS_SRC_ALPHA,n.ONE,n.ONE_MINUS_SRC_ALPHA);break;case 2:r.blendFuncSeparateiOES(e,n.SRC_ALPHA,n.ONE,n.ONE,n.ONE);break;case 3:r.blendFuncSeparateiOES(e,n.ZERO,n.ONE_MINUS_SRC_COLOR,n.ZERO,n.ONE);break;case 4:r.blendFuncSeparateiOES(e,n.DST_COLOR,n.ONE_MINUS_SRC_ALPHA,n.ZERO,n.ONE)}}setBlending(e,t,n,r,i,s,a,o){const{gl:l}=this;if(0!==e){if(!1===this.currentBlendingEnabled&&(this.enable(l.BLEND),this.currentBlendingEnabled=!0),5===e)i=i||t,s=s||n,a=a||r,t===this.currentBlendEquation&&i===this.currentBlendEquationAlpha||(l.blendEquationSeparate(Qz[t],Qz[i]),this.currentBlendEquation=t,this.currentBlendEquationAlpha=i),n===this.currentBlendSrc&&r===this.currentBlendDst&&s===this.currentBlendSrcAlpha&&a===this.currentBlendDstAlpha||(l.blendFuncSeparate(Yz[n],Yz[r],Yz[s],Yz[a]),this.currentBlendSrc=n,this.currentBlendDst=r,this.currentBlendSrcAlpha=s,this.currentBlendDstAlpha=a),this.currentBlending=e,this.currentPremultipledAlpha=!1;else if(e!==this.currentBlending||o!==this.currentPremultipledAlpha){if(this.currentBlendEquation===S&&this.currentBlendEquationAlpha===S||(l.blendEquation(l.FUNC_ADD),this.currentBlendEquation=S,this.currentBlendEquationAlpha=S),o)switch(e){case 1:l.blendFuncSeparate(l.ONE,l.ONE_MINUS_SRC_ALPHA,l.ONE,l.ONE_MINUS_SRC_ALPHA);break;case 2:l.blendFunc(l.ONE,l.ONE);break;case 3:l.blendFuncSeparate(l.ZERO,l.ONE_MINUS_SRC_COLOR,l.ZERO,l.ONE);break;case 4:l.blendFuncSeparate(l.DST_COLOR,l.ONE_MINUS_SRC_ALPHA,l.ZERO,l.ONE);break;default:en("WebGLState: Invalid blending: ",e)}else switch(e){case 1:l.blendFuncSeparate(l.SRC_ALPHA,l.ONE_MINUS_SRC_ALPHA,l.ONE,l.ONE_MINUS_SRC_ALPHA);break;case 2:l.blendFuncSeparate(l.SRC_ALPHA,l.ONE,l.ONE,l.ONE);break;case 3:en("WebGLState: SubtractiveBlending requires material.premultipliedAlpha = true");break;case 4:en("WebGLState: MultiplyBlending requires material.premultipliedAlpha = true");break;default:en("WebGLState: Invalid blending: ",e)}this.currentBlendSrc=null,this.currentBlendDst=null,this.currentBlendSrcAlpha=null,this.currentBlendDstAlpha=null,this.currentBlending=e,this.currentPremultipledAlpha=o}}else!0===this.currentBlendingEnabled&&(this.disable(l.BLEND),this.currentBlendingEnabled=!1)}setColorMask(e){this.currentColorMask!==e&&(this.gl.colorMask(e,e,e,e),this.currentColorMask=e)}setDepthTest(e){const{gl:t}=this;e?this.enable(t.DEPTH_TEST):this.disable(t.DEPTH_TEST)}setReversedDepth(e){if(this.currentDepthReversed!==e){const t=this.backend.extensions.get("EXT_clip_control");e?t.clipControlEXT(t.LOWER_LEFT_EXT,t.ZERO_TO_ONE_EXT):t.clipControlEXT(t.LOWER_LEFT_EXT,t.NEGATIVE_ONE_TO_ONE_EXT),this.currentDepthReversed=e}}setDepthMask(e){this.currentDepthMask!==e&&(this.gl.depthMask(e),this.currentDepthMask=e)}setDepthFunc(e){if(this.currentDepthReversed&&(e=nn[e]),this.currentDepthFunc!==e){const{gl:t}=this;switch(e){case 0:t.depthFunc(t.NEVER);break;case 1:t.depthFunc(t.ALWAYS);break;case 2:t.depthFunc(t.LESS);break;case 3:default:t.depthFunc(t.LEQUAL);break;case 4:t.depthFunc(t.EQUAL);break;case 5:t.depthFunc(t.GEQUAL);break;case 6:t.depthFunc(t.GREATER);break;case 7:t.depthFunc(t.NOTEQUAL)}this.currentDepthFunc=e}}scissor(e,t,n,r){const i=this._tempVec4.set(e,t,n,r);if(!1===this.currentScissor.equals(i)){const{gl:e}=this;e.scissor(i.x,i.y,i.z,i.w),this.currentScissor.copy(i)}}viewport(e,t,n,r){const i=this._tempVec4.set(e,t,n,r);if(!1===this.currentViewport.equals(i)){const{gl:e}=this;e.viewport(i.x,i.y,i.z,i.w),this.currentViewport.copy(i)}}setScissorTest(e){const t=this.gl;e?this.enable(t.SCISSOR_TEST):this.disable(t.SCISSOR_TEST)}setStencilTest(e){const{gl:t}=this;e?this.enable(t.STENCIL_TEST):this.disable(t.STENCIL_TEST)}setStencilMask(e){this.currentStencilMask!==e&&(this.gl.stencilMask(e),this.currentStencilMask=e)}setStencilFunc(e,t,n){this.currentStencilFunc===e&&this.currentStencilRef===t&&this.currentStencilFuncMask===n||(this.gl.stencilFunc(e,t,n),this.currentStencilFunc=e,this.currentStencilRef=t,this.currentStencilFuncMask=n)}setStencilOp(e,t,n){this.currentStencilFail===e&&this.currentStencilZFail===t&&this.currentStencilZPass===n||(this.gl.stencilOp(e,t,n),this.currentStencilFail=e,this.currentStencilZFail=t,this.currentStencilZPass=n)}setMaterial(e,t,n){const{gl:r}=this;2===e.side?this.disable(r.CULL_FACE):this.enable(r.CULL_FACE);let i=1===e.side;t&&(i=!i),this.setFlipSided(i),1===e.blending&&!1===e.transparent?this.setBlending(0):this.setBlending(e.blending,e.blendEquation,e.blendSrc,e.blendDst,e.blendEquationAlpha,e.blendSrcAlpha,e.blendDstAlpha,e.premultipliedAlpha),this.setDepthFunc(e.depthFunc),this.setDepthTest(e.depthTest),this.setDepthMask(e.depthWrite),this.setColorMask(e.colorWrite);const s=e.stencilWrite;if(this.setStencilTest(s),s&&(this.setStencilMask(e.stencilWriteMask),this.setStencilFunc(e.stencilFunc,e.stencilRef,e.stencilFuncMask),this.setStencilOp(e.stencilFail,e.stencilZFail,e.stencilZPass)),this.setPolygonOffset(e.polygonOffset,e.polygonOffsetFactor,e.polygonOffsetUnits),!0===e.alphaToCoverage&&this.backend.renderer.currentSamples>0?this.enable(r.SAMPLE_ALPHA_TO_COVERAGE):this.disable(r.SAMPLE_ALPHA_TO_COVERAGE),n>0&&this.currentClippingPlanes!==n){const e=12288;for(let t=0;t<8;t++)t<n?this.enable(e+t):this.disable(e+t)}}setPolygonOffset(e,t,n){const{gl:r}=this;e?(this.enable(r.POLYGON_OFFSET_FILL),this.currentPolygonOffsetFactor===t&&this.currentPolygonOffsetUnits===n||(r.polygonOffset(t,n),this.currentPolygonOffsetFactor=t,this.currentPolygonOffsetUnits=n)):this.disable(r.POLYGON_OFFSET_FILL)}useProgram(e){return this.currentProgram!==e&&(this.gl.useProgram(e),this.currentProgram=e,!0)}setVertexState(e,t=null){const n=this.gl;return(this.currentVAO!==e||this.currentIndex!==t)&&(n.bindVertexArray(e),null!==t&&n.bindBuffer(n.ELEMENT_ARRAY_BUFFER,t),this.currentVAO=e,this.currentIndex=t,!0)}resetVertexState(){const e=this.gl;e.bindVertexArray(null),e.bindBuffer(e.ELEMENT_ARRAY_BUFFER,null),this.currentVAO=null,this.currentIndex=null}bindFramebuffer(e,t){const{gl:n,currentBoundFramebuffers:r}=this;return r[e]!==t&&(n.bindFramebuffer(e,t),r[e]=t,e===n.DRAW_FRAMEBUFFER&&(r[n.FRAMEBUFFER]=t),e===n.FRAMEBUFFER&&(r[n.DRAW_FRAMEBUFFER]=t),!0)}drawBuffers(e,t){const{gl:n}=this;let r=[],i=!1;if(null!==e.textures){r=this.currentDrawbuffers.get(t),void 0===r&&(r=[],this.currentDrawbuffers.set(t,r));const s=e.textures;if(r.length!==s.length||r[0]!==n.COLOR_ATTACHMENT0){for(let e=0,t=s.length;e<t;e++)r[e]=n.COLOR_ATTACHMENT0+e;r.length=s.length,i=!0}}else r[0]!==n.BACK&&(r[0]=n.BACK,i=!0);i&&n.drawBuffers(r)}activeTexture(e){const{gl:t,currentTextureSlot:n,maxTextures:r}=this;void 0===e&&(e=t.TEXTURE0+r-1),n!==e&&(t.activeTexture(e),this.currentTextureSlot=e)}bindTexture(e,t,n){const{gl:r,currentTextureSlot:i,currentBoundTextures:s,maxTextures:a}=this;void 0===n&&(n=null===i?r.TEXTURE0+a-1:i);let o=s[n];void 0===o&&(o={type:void 0,texture:void 0},s[n]=o),o.type===e&&o.texture===t||(i!==n&&(r.activeTexture(n),this.currentTextureSlot=n),r.bindTexture(e,t),o.type=e,o.texture=t)}bindBufferBase(e,t,n){const{gl:r}=this,i=`${e}-${t}`;return this.currentBoundBufferBases[i]!==n&&(r.bindBufferBase(e,t,n),this.currentBoundBufferBases[i]=n,!0)}unbindTexture(){const{gl:e,currentTextureSlot:t,currentBoundTextures:n}=this,r=n[t];void 0!==r&&void 0!==r.type&&(e.bindTexture(r.type,null),r.type=void 0,r.texture=void 0)}}class tG{constructor(e){this.backend=e,this.gl=this.backend.gl,this.extensions=e.extensions}convert(e,t=""){const{gl:n,extensions:r}=this;let i;const s=Mn.getTransfer(t);if(e===ye)return n.UNSIGNED_BYTE;if(e===Ce)return n.UNSIGNED_SHORT_4_4_4_4;if(e===Re)return n.UNSIGNED_SHORT_5_5_5_1;if(e===Pe)return n.UNSIGNED_INT_5_9_9_9_REV;if(e===De)return n.UNSIGNED_INT_10F_11F_11F_REV;if(e===be)return n.BYTE;if(e===xe)return n.SHORT;if(e===Te)return n.UNSIGNED_SHORT;if(e===Se)return n.INT;if(e===we)return n.UNSIGNED_INT;if(e===Me)return n.FLOAT;if(e===Ee)return n.HALF_FLOAT;if(e===Le)return n.ALPHA;if(e===Ie)return n.RGB;if(e===Oe)return n.RGBA;if(e===Ue)return n.DEPTH_COMPONENT;if(e===Be)return n.DEPTH_STENCIL;if(e===Fe)return n.RED;if(e===ke)return n.RED_INTEGER;if(e===qe)return n.RG;if(e===Ve)return n.RG_INTEGER;if(e===ze)return n.RGBA_INTEGER;if(e===Ge||e===He||e===je||e===We)if(s===Rt){if(i=r.get("WEBGL_compressed_texture_s3tc_srgb"),null===i)return null;if(e===Ge)return i.COMPRESSED_SRGB_S3TC_DXT1_EXT;if(e===He)return i.COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT;if(e===je)return i.COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT;if(e===We)return i.COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT}else{if(i=r.get("WEBGL_compressed_texture_s3tc"),null===i)return null;if(e===Ge)return i.COMPRESSED_RGB_S3TC_DXT1_EXT;if(e===He)return i.COMPRESSED_RGBA_S3TC_DXT1_EXT;if(e===je)return i.COMPRESSED_RGBA_S3TC_DXT3_EXT;if(e===We)return i.COMPRESSED_RGBA_S3TC_DXT5_EXT}if(e===Xe||e===$e||e===Qe||e===Ye){if(i=r.get("WEBGL_compressed_texture_pvrtc"),null===i)return null;if(e===Xe)return i.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;if(e===$e)return i.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;if(e===Qe)return i.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;if(e===Ye)return i.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG}if(e===Ke||e===Ze||e===Je||e===et||e===tt||e===nt||e===rt){if(i=r.get("WEBGL_compressed_texture_etc"),null===i)return null;if(e===Ke||e===Ze)return s===Rt?i.COMPRESSED_SRGB8_ETC2:i.COMPRESSED_RGB8_ETC2;if(e===Je)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:i.COMPRESSED_RGBA8_ETC2_EAC;if(e===et)return i.COMPRESSED_R11_EAC;if(e===tt)return i.COMPRESSED_SIGNED_R11_EAC;if(e===nt)return i.COMPRESSED_RG11_EAC;if(e===rt)return i.COMPRESSED_SIGNED_RG11_EAC}if(e===it||e===st||e===at||e===ot||e===lt||e===ut||e===ct||e===ht||e===dt||e===At||e===pt||e===ft||e===mt||e===gt){if(i=r.get("WEBGL_compressed_texture_astc"),null===i)return null;if(e===it)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR:i.COMPRESSED_RGBA_ASTC_4x4_KHR;if(e===st)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR:i.COMPRESSED_RGBA_ASTC_5x4_KHR;if(e===at)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR:i.COMPRESSED_RGBA_ASTC_5x5_KHR;if(e===ot)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR:i.COMPRESSED_RGBA_ASTC_6x5_KHR;if(e===lt)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR:i.COMPRESSED_RGBA_ASTC_6x6_KHR;if(e===ut)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR:i.COMPRESSED_RGBA_ASTC_8x5_KHR;if(e===ct)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR:i.COMPRESSED_RGBA_ASTC_8x6_KHR;if(e===ht)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR:i.COMPRESSED_RGBA_ASTC_8x8_KHR;if(e===dt)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR:i.COMPRESSED_RGBA_ASTC_10x5_KHR;if(e===At)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR:i.COMPRESSED_RGBA_ASTC_10x6_KHR;if(e===pt)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR:i.COMPRESSED_RGBA_ASTC_10x8_KHR;if(e===ft)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR:i.COMPRESSED_RGBA_ASTC_10x10_KHR;if(e===mt)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR:i.COMPRESSED_RGBA_ASTC_12x10_KHR;if(e===gt)return s===Rt?i.COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR:i.COMPRESSED_RGBA_ASTC_12x12_KHR}if(e===_t){if(i=r.get("EXT_texture_compression_bptc"),null===i)return null;if(e===_t)return s===Rt?i.COMPRESSED_SRGB_ALPHA_BPTC_UNORM_EXT:i.COMPRESSED_RGBA_BPTC_UNORM_EXT}if(e===bt||e===xt||e===Tt||e===St){if(i=r.get("EXT_texture_compression_rgtc"),null===i)return null;if(e===bt)return i.COMPRESSED_RED_RGTC1_EXT;if(e===xt)return i.COMPRESSED_SIGNED_RED_RGTC1_EXT;if(e===Tt)return i.COMPRESSED_RED_GREEN_RGTC2_EXT;if(e===St)return i.COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT}return e===Ne?n.UNSIGNED_INT_24_8:void 0!==n[e]?n[e]:null}_clientWaitAsync(){const{gl:e}=this,t=e.fenceSync(e.SYNC_GPU_COMMANDS_COMPLETE,0);return e.flush(),new Promise((n,r)=>{!function i(){const s=e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0);if(s===e.WAIT_FAILED)return e.deleteSync(t),void r();s!==e.TIMEOUT_EXPIRED?(e.deleteSync(t),n()):requestAnimationFrame(i)}()})}}let nG,rG,iG,sG=!1;class aG{constructor(e){this.backend=e,this.gl=e.gl,this.extensions=e.extensions,this.defaultTextures={},this._srcFramebuffer=null,this._dstFramebuffer=null,!1===sG&&(this._init(),sG=!0)}_init(){const e=this.gl;nG={[he]:e.REPEAT,[de]:e.CLAMP_TO_EDGE,[Ae]:e.MIRRORED_REPEAT},rG={[pe]:e.NEAREST,[fe]:e.NEAREST_MIPMAP_NEAREST,[me]:e.NEAREST_MIPMAP_LINEAR,[ge]:e.LINEAR,[_e]:e.LINEAR_MIPMAP_NEAREST,[ve]:e.LINEAR_MIPMAP_LINEAR},iG={[Pt]:e.NEVER,[Ft]:e.ALWAYS,[Dt]:e.LESS,[It]:e.LEQUAL,[Lt]:e.EQUAL,[Bt]:e.GEQUAL,[Ot]:e.GREATER,[Ut]:e.NOTEQUAL}}getGLTextureType(e){const{gl:t}=this;let n;return n=!0===e.isCubeTexture?t.TEXTURE_CUBE_MAP:!0===e.isArrayTexture||!0===e.isDataArrayTexture||!0===e.isCompressedArrayTexture?t.TEXTURE_2D_ARRAY:!0===e.isData3DTexture?t.TEXTURE_3D:t.TEXTURE_2D,n}getInternalFormat(e,t,n,r,i=!1){const{gl:s,extensions:a}=this;if(null!==e){if(void 0!==s[e])return s[e];Jt("WebGLBackend: Attempt to use non-existing WebGL internal format '"+e+"'")}let o=t;if(t===s.RED&&(n===s.FLOAT&&(o=s.R32F),n===s.HALF_FLOAT&&(o=s.R16F),n===s.UNSIGNED_BYTE&&(o=s.R8),n===s.UNSIGNED_SHORT&&(o=s.R16),n===s.UNSIGNED_INT&&(o=s.R32UI),n===s.BYTE&&(o=s.R8I),n===s.SHORT&&(o=s.R16I),n===s.INT&&(o=s.R32I)),t===s.RED_INTEGER&&(n===s.UNSIGNED_BYTE&&(o=s.R8UI),n===s.UNSIGNED_SHORT&&(o=s.R16UI),n===s.UNSIGNED_INT&&(o=s.R32UI),n===s.BYTE&&(o=s.R8I),n===s.SHORT&&(o=s.R16I),n===s.INT&&(o=s.R32I)),t===s.RG&&(n===s.FLOAT&&(o=s.RG32F),n===s.HALF_FLOAT&&(o=s.RG16F),n===s.UNSIGNED_BYTE&&(o=s.RG8),n===s.UNSIGNED_SHORT&&(o=s.RG16),n===s.UNSIGNED_INT&&(o=s.RG32UI),n===s.BYTE&&(o=s.RG8I),n===s.SHORT&&(o=s.RG16I),n===s.INT&&(o=s.RG32I)),t===s.RG_INTEGER&&(n===s.UNSIGNED_BYTE&&(o=s.RG8UI),n===s.UNSIGNED_SHORT&&(o=s.RG16UI),n===s.UNSIGNED_INT&&(o=s.RG32UI),n===s.BYTE&&(o=s.RG8I),n===s.SHORT&&(o=s.RG16I),n===s.INT&&(o=s.RG32I)),t===s.RGB){const e=i?Ct:Mn.getTransfer(r);n===s.FLOAT&&(o=s.RGB32F),n===s.HALF_FLOAT&&(o=s.RGB16F),n===s.UNSIGNED_BYTE&&(o=s.RGB8),n===s.UNSIGNED_SHORT&&(o=s.RGB16),n===s.UNSIGNED_INT&&(o=s.RGB32UI),n===s.BYTE&&(o=s.RGB8I),n===s.SHORT&&(o=s.RGB16I),n===s.INT&&(o=s.RGB32I),n===s.UNSIGNED_BYTE&&(o=e===Rt?s.SRGB8:s.RGB8),n===s.UNSIGNED_SHORT_5_6_5&&(o=s.RGB565),n===s.UNSIGNED_SHORT_5_5_5_1&&(o=s.RGB5_A1),n===s.UNSIGNED_SHORT_4_4_4_4&&(o=s.RGB4),n===s.UNSIGNED_INT_5_9_9_9_REV&&(o=s.RGB9_E5),n===s.UNSIGNED_INT_10F_11F_11F_REV&&(o=s.R11F_G11F_B10F)}if(t===s.RGB_INTEGER&&(n===s.UNSIGNED_BYTE&&(o=s.RGB8UI),n===s.UNSIGNED_SHORT&&(o=s.RGB16UI),n===s.UNSIGNED_INT&&(o=s.RGB32UI),n===s.BYTE&&(o=s.RGB8I),n===s.SHORT&&(o=s.RGB16I),n===s.INT&&(o=s.RGB32I)),t===s.RGBA){const e=i?Ct:Mn.getTransfer(r);n===s.FLOAT&&(o=s.RGBA32F),n===s.HALF_FLOAT&&(o=s.RGBA16F),n===s.UNSIGNED_BYTE&&(o=s.RGBA8),n===s.UNSIGNED_SHORT&&(o=s.RGBA16),n===s.UNSIGNED_INT&&(o=s.RGBA32UI),n===s.BYTE&&(o=s.RGBA8I),n===s.SHORT&&(o=s.RGBA16I),n===s.INT&&(o=s.RGBA32I),n===s.UNSIGNED_BYTE&&(o=e===Rt?s.SRGB8_ALPHA8:s.RGBA8),n===s.UNSIGNED_SHORT_4_4_4_4&&(o=s.RGBA4),n===s.UNSIGNED_SHORT_5_5_5_1&&(o=s.RGB5_A1)}return t===s.RGBA_INTEGER&&(n===s.UNSIGNED_BYTE&&(o=s.RGBA8UI),n===s.UNSIGNED_SHORT&&(o=s.RGBA16UI),n===s.UNSIGNED_INT&&(o=s.RGBA32UI),n===s.BYTE&&(o=s.RGBA8I),n===s.SHORT&&(o=s.RGBA16I),n===s.INT&&(o=s.RGBA32I)),t===s.DEPTH_COMPONENT&&(n===s.UNSIGNED_SHORT&&(o=s.DEPTH_COMPONENT16),n===s.UNSIGNED_INT&&(o=s.DEPTH_COMPONENT24),n===s.FLOAT&&(o=s.DEPTH_COMPONENT32F)),t===s.DEPTH_STENCIL&&n===s.UNSIGNED_INT_24_8&&(o=s.DEPTH24_STENCIL8),o!==s.R16F&&o!==s.R32F&&o!==s.RG16F&&o!==s.RG32F&&o!==s.RGBA16F&&o!==s.RGBA32F||a.get("EXT_color_buffer_float"),o}setTextureParameters(e,t){const{gl:n,extensions:r,backend:i}=this,s=Mn.getPrimaries(Mn.workingColorSpace),a=t.colorSpace===wt?null:Mn.getPrimaries(t.colorSpace),o=t.colorSpace===wt||s===a?n.NONE:n.BROWSER_DEFAULT_WEBGL;n.pixelStorei(n.UNPACK_FLIP_Y_WEBGL,t.flipY),n.pixelStorei(n.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),n.pixelStorei(n.UNPACK_ALIGNMENT,t.unpackAlignment),n.pixelStorei(n.UNPACK_COLORSPACE_CONVERSION_WEBGL,o),n.texParameteri(e,n.TEXTURE_WRAP_S,nG[t.wrapS]),n.texParameteri(e,n.TEXTURE_WRAP_T,nG[t.wrapT]),e!==n.TEXTURE_3D&&e!==n.TEXTURE_2D_ARRAY||t.isArrayTexture||n.texParameteri(e,n.TEXTURE_WRAP_R,nG[t.wrapR]),n.texParameteri(e,n.TEXTURE_MAG_FILTER,rG[t.magFilter]);const l=void 0!==t.mipmaps&&t.mipmaps.length>0,u=t.minFilter===ge&&l?ve:t.minFilter;if(n.texParameteri(e,n.TEXTURE_MIN_FILTER,rG[u]),t.compareFunction&&(n.texParameteri(e,n.TEXTURE_COMPARE_MODE,n.COMPARE_REF_TO_TEXTURE),n.texParameteri(e,n.TEXTURE_COMPARE_FUNC,iG[t.compareFunction])),!0===r.has("EXT_texture_filter_anisotropic")){if(t.magFilter===pe)return;if(t.minFilter!==me&&t.minFilter!==ve)return;if(t.type===Me&&!1===r.has("OES_texture_float_linear"))return;if(t.anisotropy>1){const s=r.get("EXT_texture_filter_anisotropic");n.texParameterf(e,s.TEXTURE_MAX_ANISOTROPY_EXT,Math.min(t.anisotropy,i.getMaxAnisotropy()))}}}createDefaultTexture(e){const{gl:t,backend:n,defaultTextures:r}=this,i=this.getGLTextureType(e);let s=r[i];void 0===s&&(s=t.createTexture(),n.state.bindTexture(i,s),t.texParameteri(i,t.TEXTURE_MIN_FILTER,t.NEAREST),t.texParameteri(i,t.TEXTURE_MAG_FILTER,t.NEAREST),r[i]=s),n.set(e,{textureGPU:s,glTextureType:i})}createTexture(e,t){const{gl:n,backend:r}=this,{levels:i,width:s,height:a,depth:o}=t,l=r.utils.convert(e.format,e.colorSpace),u=r.utils.convert(e.type),c=this.getInternalFormat(e.internalFormat,l,u,e.colorSpace,e.isVideoTexture),h=n.createTexture(),d=this.getGLTextureType(e);r.state.bindTexture(d,h),this.setTextureParameters(d,e),e.isArrayTexture||e.isDataArrayTexture||e.isCompressedArrayTexture?n.texStorage3D(n.TEXTURE_2D_ARRAY,i,c,s,a,o):e.isData3DTexture?n.texStorage3D(n.TEXTURE_3D,i,c,s,a,o):e.isVideoTexture||n.texStorage2D(d,i,c,s,a),r.set(e,{textureGPU:h,glTextureType:d,glFormat:l,glType:u,glInternalFormat:c})}copyBufferToTexture(e,t){const{gl:n,backend:r}=this,{textureGPU:i,glTextureType:s,glFormat:a,glType:o}=r.get(t),{width:l,height:u}=t.source.data;n.bindBuffer(n.PIXEL_UNPACK_BUFFER,e),r.state.bindTexture(s,i),n.pixelStorei(n.UNPACK_FLIP_Y_WEBGL,!1),n.pixelStorei(n.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!1),n.texSubImage2D(s,0,0,0,l,u,a,o,0),n.bindBuffer(n.PIXEL_UNPACK_BUFFER,null),r.state.unbindTexture()}updateTexture(e,t){const{gl:n}=this,{width:r,height:i}=t,{textureGPU:s,glTextureType:a,glFormat:o,glType:l,glInternalFormat:u}=this.backend.get(e);if(!e.isRenderTargetTexture&&void 0!==s)if(this.backend.state.bindTexture(a,s),this.setTextureParameters(a,e),e.isCompressedTexture){const r=e.mipmaps,i=t.image;for(let t=0;t<r.length;t++){const s=r[t];e.isCompressedArrayTexture?e.format!==n.RGBA?null!==o?n.compressedTexSubImage3D(n.TEXTURE_2D_ARRAY,t,0,0,0,s.width,s.height,i.depth,o,s.data):Jt("WebGLBackend: Attempt to load unsupported compressed texture format in .uploadTexture()"):n.texSubImage3D(n.TEXTURE_2D_ARRAY,t,0,0,0,s.width,s.height,i.depth,o,l,s.data):null!==o?n.compressedTexSubImage2D(n.TEXTURE_2D,t,0,0,s.width,s.height,o,s.data):Jt("WebGLBackend: Unsupported compressed texture format")}}else if(e.isCubeTexture){const s=t.images,a=e.mipmaps;for(let e=0;e<6;e++){const t=oG(s[e]);n.texSubImage2D(n.TEXTURE_CUBE_MAP_POSITIVE_X+e,0,0,0,r,i,o,l,t);for(let t=0;t<a.length;t++){const r=oG(a[t].images[e]);n.texSubImage2D(n.TEXTURE_CUBE_MAP_POSITIVE_X+e,t+1,0,0,r.width,r.height,o,l,r)}}}else if(e.isDataArrayTexture||e.isArrayTexture){const r=t.image;if(e.layerUpdates.size>0){const t=al(r.width,r.height,e.format,e.type);for(const i of e.layerUpdates){const e=r.data.subarray(i*t/r.data.BYTES_PER_ELEMENT,(i+1)*t/r.data.BYTES_PER_ELEMENT);n.texSubImage3D(n.TEXTURE_2D_ARRAY,0,0,0,i,r.width,r.height,1,o,l,e)}e.clearLayerUpdates()}else n.texSubImage3D(n.TEXTURE_2D_ARRAY,0,0,0,0,r.width,r.height,r.depth,o,l,r.data)}else if(e.isData3DTexture){const e=t.image;n.texSubImage3D(n.TEXTURE_3D,0,0,0,0,e.width,e.height,e.depth,o,l,e.data)}else if(e.isVideoTexture)e.update(),n.texImage2D(a,0,u,o,l,t.image);else{const s=e.mipmaps;if(s.length>0)for(let e=0,t=s.length;e<t;e++){const t=s[e],r=oG(t);n.texSubImage2D(a,e,0,0,t.width,t.height,o,l,r)}else{const e=oG(t.image);n.texSubImage2D(a,0,0,0,r,i,o,l,e)}}}generateMipmaps(e){const{gl:t,backend:n}=this,{textureGPU:r,glTextureType:i}=n.get(e);n.state.bindTexture(i,r),t.generateMipmap(i)}deallocateRenderBuffers(e){const{gl:t,backend:n}=this;if(e){const r=n.get(e);if(r.renderBufferStorageSetup=void 0,r.framebuffers){for(const e in r.framebuffers)t.deleteFramebuffer(r.framebuffers[e]);delete r.framebuffers}if(r.depthRenderbuffer&&(t.deleteRenderbuffer(r.depthRenderbuffer),delete r.depthRenderbuffer),r.stencilRenderbuffer&&(t.deleteRenderbuffer(r.stencilRenderbuffer),delete r.stencilRenderbuffer),r.msaaFrameBuffer&&(t.deleteFramebuffer(r.msaaFrameBuffer),delete r.msaaFrameBuffer),r.msaaRenderbuffers){for(let e=0;e<r.msaaRenderbuffers.length;e++)t.deleteRenderbuffer(r.msaaRenderbuffers[e]);delete r.msaaRenderbuffers}}}destroyTexture(e,t=!1){const{gl:n,backend:r}=this,{textureGPU:i,renderTarget:s}=r.get(e);this.deallocateRenderBuffers(s),!1===t&&n.deleteTexture(i),r.delete(e)}copyTextureToTexture(e,t,n=null,r=null,i=0,s=0){const{gl:a,backend:o}=this,{state:l}=this.backend,{textureGPU:u,glTextureType:c,glType:h,glFormat:d}=o.get(t);let A,p,f,m,g,_,v,y,b;l.bindTexture(c,u);const x=e.isCompressedTexture?e.mipmaps[s]:e.image;if(null!==n)A=n.max.x-n.min.x,p=n.max.y-n.min.y,f=n.isBox3?n.max.z-n.min.z:1,m=n.min.x,g=n.min.y,_=n.isBox3?n.min.z:0;else{const t=Math.pow(2,-i);A=Math.floor(x.width*t),p=Math.floor(x.height*t),f=e.isDataArrayTexture||e.isArrayTexture?x.depth:e.isData3DTexture?Math.floor(x.depth*t):1,m=0,g=0,_=0}null!==r?(v=r.x,y=r.y,b=r.z):(v=0,y=0,b=0),a.pixelStorei(a.UNPACK_FLIP_Y_WEBGL,t.flipY),a.pixelStorei(a.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),a.pixelStorei(a.UNPACK_ALIGNMENT,t.unpackAlignment);const T=a.getParameter(a.UNPACK_ROW_LENGTH),S=a.getParameter(a.UNPACK_IMAGE_HEIGHT),w=a.getParameter(a.UNPACK_SKIP_PIXELS),M=a.getParameter(a.UNPACK_SKIP_ROWS),E=a.getParameter(a.UNPACK_SKIP_IMAGES);a.pixelStorei(a.UNPACK_ROW_LENGTH,x.width),a.pixelStorei(a.UNPACK_IMAGE_HEIGHT,x.height),a.pixelStorei(a.UNPACK_SKIP_PIXELS,m),a.pixelStorei(a.UNPACK_SKIP_ROWS,g),a.pixelStorei(a.UNPACK_SKIP_IMAGES,_);const C=e.isDataArrayTexture||e.isData3DTexture||t.isArrayTexture,R=t.isDataArrayTexture||t.isData3DTexture||t.isArrayTexture;if(e.isDepthTexture){const n=o.get(e),r=o.get(t),c=o.get(n.renderTarget),h=o.get(r.renderTarget),d=c.framebuffers[n.cacheKey],x=h.framebuffers[r.cacheKey];l.bindFramebuffer(a.READ_FRAMEBUFFER,d),l.bindFramebuffer(a.DRAW_FRAMEBUFFER,x);for(let e=0;e<f;e++)C&&(a.framebufferTextureLayer(a.READ_FRAMEBUFFER,a.COLOR_ATTACHMENT0,n.textureGPU,i,_+e),a.framebufferTextureLayer(a.DRAW_FRAMEBUFFER,a.COLOR_ATTACHMENT0,u,s,b+e)),a.blitFramebuffer(m,g,A,p,v,y,A,p,a.DEPTH_BUFFER_BIT,a.NEAREST);l.bindFramebuffer(a.READ_FRAMEBUFFER,null),l.bindFramebuffer(a.DRAW_FRAMEBUFFER,null)}else if(0!==i||e.isRenderTargetTexture||o.has(e)){const t=o.get(e);null===this._srcFramebuffer&&(this._srcFramebuffer=a.createFramebuffer()),null===this._dstFramebuffer&&(this._dstFramebuffer=a.createFramebuffer()),l.bindFramebuffer(a.READ_FRAMEBUFFER,this._srcFramebuffer),l.bindFramebuffer(a.DRAW_FRAMEBUFFER,this._dstFramebuffer);for(let e=0;e<f;e++)C?a.framebufferTextureLayer(a.READ_FRAMEBUFFER,a.COLOR_ATTACHMENT0,t.textureGPU,i,_+e):a.framebufferTexture2D(a.READ_FRAMEBUFFER,a.COLOR_ATTACHMENT0,a.TEXTURE_2D,t.textureGPU,i),R?a.framebufferTextureLayer(a.DRAW_FRAMEBUFFER,a.COLOR_ATTACHMENT0,u,s,b+e):a.framebufferTexture2D(a.DRAW_FRAMEBUFFER,a.COLOR_ATTACHMENT0,a.TEXTURE_2D,u,s),0!==i?a.blitFramebuffer(m,g,A,p,v,y,A,p,a.COLOR_BUFFER_BIT,a.NEAREST):R?a.copyTexSubImage3D(c,s,v,y,b+e,m,g,A,p):a.copyTexSubImage2D(c,s,v,y,m,g,A,p);l.bindFramebuffer(a.READ_FRAMEBUFFER,null),l.bindFramebuffer(a.DRAW_FRAMEBUFFER,null)}else R?e.isDataTexture||e.isData3DTexture?a.texSubImage3D(c,s,v,y,b,A,p,f,d,h,x.data):t.isCompressedArrayTexture?a.compressedTexSubImage3D(c,s,v,y,b,A,p,f,d,x.data):a.texSubImage3D(c,s,v,y,b,A,p,f,d,h,x):e.isDataTexture?a.texSubImage2D(a.TEXTURE_2D,s,v,y,A,p,d,h,x.data):e.isCompressedTexture?a.compressedTexSubImage2D(a.TEXTURE_2D,s,v,y,x.width,x.height,d,x.data):a.texSubImage2D(a.TEXTURE_2D,s,v,y,A,p,d,h,x);a.pixelStorei(a.UNPACK_ROW_LENGTH,T),a.pixelStorei(a.UNPACK_IMAGE_HEIGHT,S),a.pixelStorei(a.UNPACK_SKIP_PIXELS,w),a.pixelStorei(a.UNPACK_SKIP_ROWS,M),a.pixelStorei(a.UNPACK_SKIP_IMAGES,E),0===s&&t.generateMipmaps&&a.generateMipmap(c),l.unbindTexture()}copyFramebufferToTexture(e,t,n){const{gl:r}=this,{state:i}=this.backend,{textureGPU:s}=this.backend.get(e),{x:a,y:o,z:l,w:u}=n,c=!0===e.isDepthTexture||t.renderTarget&&t.renderTarget.samples>0,h=t.renderTarget?t.renderTarget.height:this.backend.getDrawingBufferSize().y;if(c){const n=0!==a||0!==o;let c,d;if(!0===e.isDepthTexture?(c=r.DEPTH_BUFFER_BIT,d=r.DEPTH_ATTACHMENT,t.stencil&&(c|=r.STENCIL_BUFFER_BIT)):(c=r.COLOR_BUFFER_BIT,d=r.COLOR_ATTACHMENT0),n){const e=this.backend.get(t.renderTarget),n=e.framebuffers[t.getCacheKey()],d=e.msaaFrameBuffer;i.bindFramebuffer(r.DRAW_FRAMEBUFFER,n),i.bindFramebuffer(r.READ_FRAMEBUFFER,d);const A=h-o-u;r.blitFramebuffer(a,A,a+l,A+u,a,A,a+l,A+u,c,r.NEAREST),i.bindFramebuffer(r.READ_FRAMEBUFFER,n),i.bindTexture(r.TEXTURE_2D,s),r.copyTexSubImage2D(r.TEXTURE_2D,0,0,0,a,A,l,u),i.unbindTexture()}else{const e=r.createFramebuffer();i.bindFramebuffer(r.DRAW_FRAMEBUFFER,e),r.framebufferTexture2D(r.DRAW_FRAMEBUFFER,d,r.TEXTURE_2D,s,0),r.blitFramebuffer(0,0,l,u,0,0,l,u,c,r.NEAREST),r.deleteFramebuffer(e)}}else i.bindTexture(r.TEXTURE_2D,s),r.copyTexSubImage2D(r.TEXTURE_2D,0,0,0,a,h-u-o,l,u),i.unbindTexture();e.generateMipmaps&&this.generateMipmaps(e),this.backend._setFramebuffer(t)}setupRenderBufferStorage(e,t,n,r=!1){const{gl:i}=this,s=t.renderTarget,{depthTexture:a,depthBuffer:o,stencilBuffer:l,width:u,height:c}=s;if(i.bindRenderbuffer(i.RENDERBUFFER,e),o&&!l){let t=i.DEPTH_COMPONENT24;if(!0===r){this.extensions.get("WEBGL_multisampled_render_to_texture").renderbufferStorageMultisampleEXT(i.RENDERBUFFER,s.samples,t,u,c)}else n>0?(a&&a.isDepthTexture&&a.type===i.FLOAT&&(t=i.DEPTH_COMPONENT32F),i.renderbufferStorageMultisample(i.RENDERBUFFER,n,t,u,c)):i.renderbufferStorage(i.RENDERBUFFER,t,u,c);i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_ATTACHMENT,i.RENDERBUFFER,e)}else o&&l&&(n>0?i.renderbufferStorageMultisample(i.RENDERBUFFER,n,i.DEPTH24_STENCIL8,u,c):i.renderbufferStorage(i.RENDERBUFFER,i.DEPTH_STENCIL,u,c),i.framebufferRenderbuffer(i.FRAMEBUFFER,i.DEPTH_STENCIL_ATTACHMENT,i.RENDERBUFFER,e));i.bindRenderbuffer(i.RENDERBUFFER,null)}async copyTextureToBuffer(e,t,n,r,i,s){const{backend:a,gl:o}=this,{textureGPU:l,glFormat:u,glType:c}=this.backend.get(e),h=o.createFramebuffer();a.state.bindFramebuffer(o.READ_FRAMEBUFFER,h);const d=e.isCubeTexture?o.TEXTURE_CUBE_MAP_POSITIVE_X+s:o.TEXTURE_2D;o.framebufferTexture2D(o.READ_FRAMEBUFFER,o.COLOR_ATTACHMENT0,d,l,0);const A=this._getTypedArrayType(c),p=r*i*this._getBytesPerTexel(c,u),f=o.createBuffer();o.bindBuffer(o.PIXEL_PACK_BUFFER,f),o.bufferData(o.PIXEL_PACK_BUFFER,p,o.STREAM_READ),o.readPixels(t,n,r,i,u,c,0),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),await a.utils._clientWaitAsync();const m=new A(p/A.BYTES_PER_ELEMENT);return o.bindBuffer(o.PIXEL_PACK_BUFFER,f),o.getBufferSubData(o.PIXEL_PACK_BUFFER,0,m),o.bindBuffer(o.PIXEL_PACK_BUFFER,null),a.state.bindFramebuffer(o.READ_FRAMEBUFFER,null),o.deleteFramebuffer(h),m}_getTypedArrayType(e){const{gl:t}=this;if(e===t.UNSIGNED_BYTE)return Uint8Array;if(e===t.UNSIGNED_SHORT_4_4_4_4)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_5_5_1)return Uint16Array;if(e===t.UNSIGNED_SHORT_5_6_5)return Uint16Array;if(e===t.UNSIGNED_SHORT)return Uint16Array;if(e===t.UNSIGNED_INT)return Uint32Array;if(e===t.HALF_FLOAT)return Uint16Array;if(e===t.FLOAT)return Float32Array;throw new Error(`Unsupported WebGL type: ${e}`)}_getBytesPerTexel(e,t){const{gl:n}=this;let r=0;return e===n.UNSIGNED_BYTE&&(r=1),e!==n.UNSIGNED_SHORT_4_4_4_4&&e!==n.UNSIGNED_SHORT_5_5_5_1&&e!==n.UNSIGNED_SHORT_5_6_5&&e!==n.UNSIGNED_SHORT&&e!==n.HALF_FLOAT||(r=2),e!==n.UNSIGNED_INT&&e!==n.FLOAT||(r=4),t===n.RGBA?4*r:t===n.RGB?3*r:t===n.ALPHA?r:void 0}dispose(){const{gl:e}=this;null!==this._srcFramebuffer&&e.deleteFramebuffer(this._srcFramebuffer),null!==this._dstFramebuffer&&e.deleteFramebuffer(this._dstFramebuffer)}}function oG(e){return e.isDataTexture?e.image.data:"undefined"!=typeof HTMLImageElement&&e instanceof HTMLImageElement||"undefined"!=typeof HTMLCanvasElement&&e instanceof HTMLCanvasElement||"undefined"!=typeof ImageBitmap&&e instanceof ImageBitmap||"undefined"!=typeof OffscreenCanvas&&e instanceof OffscreenCanvas?e:e.data}class lG{constructor(e){this.backend=e,this.gl=this.backend.gl,this.availableExtensions=this.gl.getSupportedExtensions(),this.extensions={}}get(e){let t=this.extensions[e];return void 0===t&&(t=this.gl.getExtension(e),this.extensions[e]=t),t}has(e){return this.availableExtensions.includes(e)}}class uG{constructor(e){this.backend=e,this.maxAnisotropy=null}getMaxAnisotropy(){if(null!==this.maxAnisotropy)return this.maxAnisotropy;const e=this.backend.gl,t=this.backend.extensions;if(!0===t.has("EXT_texture_filter_anisotropic")){const n=t.get("EXT_texture_filter_anisotropic");this.maxAnisotropy=e.getParameter(n.MAX_TEXTURE_MAX_ANISOTROPY_EXT)}else this.maxAnisotropy=0;return this.maxAnisotropy}}const cG={WEBGL_multi_draw:"WEBGL_multi_draw",WEBGL_compressed_texture_astc:"texture-compression-astc",WEBGL_compressed_texture_etc:"texture-compression-etc2",WEBGL_compressed_texture_etc1:"texture-compression-etc1",WEBGL_compressed_texture_pvrtc:"texture-compression-pvrtc",WEBGL_compressed_texture_s3tc:"texture-compression-s3tc",EXT_texture_compression_bptc:"texture-compression-bc",EXT_disjoint_timer_query_webgl2:"timestamp-query",OVR_multiview2:"OVR_multiview2"};class hG{constructor(e){this.gl=e.gl,this.extensions=e.extensions,this.info=e.renderer.info,this.mode=null,this.index=0,this.type=null,this.object=null}render(e,t){const{gl:n,mode:r,object:i,type:s,info:a,index:o}=this;0!==o?n.drawElements(r,t,s,e):n.drawArrays(r,e,t),a.update(i,t,1)}renderInstances(e,t,n){const{gl:r,mode:i,type:s,index:a,object:o,info:l}=this;0!==n&&(0!==a?r.drawElementsInstanced(i,t,s,e,n):r.drawArraysInstanced(i,e,t,n),l.update(o,t,n))}renderMultiDraw(e,t,n){const{extensions:r,mode:i,object:s,info:a}=this;if(0===n)return;const o=r.get("WEBGL_multi_draw");if(null===o)for(let r=0;r<n;r++)this.render(e[r],t[r]);else{0!==this.index?o.multiDrawElementsWEBGL(i,t,0,this.type,e,0,n):o.multiDrawArraysWEBGL(i,e,0,t,0,n);let r=0;for(let e=0;e<n;e++)r+=t[e];a.update(s,r,1)}}renderMultiDrawInstances(e,t,n,r){const{extensions:i,mode:s,object:a,info:o}=this;if(0===n)return;const l=i.get("WEBGL_multi_draw");if(null===l)for(let i=0;i<n;i++)this.renderInstances(e[i],t[i],r[i]);else{0!==this.index?l.multiDrawElementsInstancedWEBGL(s,t,0,this.type,e,0,r,0,n):l.multiDrawArraysInstancedWEBGL(s,e,0,t,0,r,0,n);let i=0;for(let e=0;e<n;e++)i+=t[e]*r[e];o.update(a,i,1)}}}class dG{constructor(e=256){this.trackTimestamp=!0,this.maxQueries=e,this.currentQueryIndex=0,this.queryOffsets=new Map,this.isDisposed=!1,this.lastValue=0,this.frames=[],this.pendingResolve=!1,this.timestamps=new Map}getTimestampFrames(){return this.frames}getTimestamp(e){let t=this.timestamps.get(e);return void 0===t&&(Jt(`TimestampQueryPool: No timestamp available for uid ${e}.`),t=0),t}hasTimestamp(e){return this.timestamps.has(e)}allocateQueriesForContext(){}async resolveQueriesAsync(){}dispose(){}}class AG extends dG{constructor(e,t,n=2048){if(super(n),this.gl=e,this.type=t,this.ext=e.getExtension("EXT_disjoint_timer_query_webgl2")||e.getExtension("EXT_disjoint_timer_query"),!this.ext)return Jt("EXT_disjoint_timer_query not supported; timestamps will be disabled."),void(this.trackTimestamp=!1);this.queries=[];for(let t=0;t<this.maxQueries;t++)this.queries.push(e.createQuery());this.activeQuery=null,this.queryStates=new Map}allocateQueriesForContext(e){if(!this.trackTimestamp)return null;if(this.currentQueryIndex+2>this.maxQueries)return tn(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryStates.set(t,"inactive"),this.queryOffsets.set(e,t),t}beginQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null==t)return;if(null!==this.activeQuery)return;const n=this.queries[t];if(n)try{"inactive"===this.queryStates.get(t)&&(this.gl.beginQuery(this.ext.TIME_ELAPSED_EXT,n),this.activeQuery=t,this.queryStates.set(t,"started"))}catch(e){en("Error in beginQuery:",e),this.activeQuery=null,this.queryStates.set(t,"inactive")}}endQuery(e){if(!this.trackTimestamp||this.isDisposed)return;const t=this.queryOffsets.get(e);if(null!=t&&this.activeQuery===t)try{this.gl.endQuery(this.ext.TIME_ELAPSED_EXT),this.queryStates.set(t,"ended"),this.activeQuery=null}catch(e){en("Error in endQuery:",e),this.queryStates.set(t,"inactive"),this.activeQuery=null}}async resolveQueriesAsync(){if(!this.trackTimestamp||this.pendingResolve)return this.lastValue;this.pendingResolve=!0;try{const e=new Map;for(const[t,n]of this.queryOffsets){if("ended"===this.queryStates.get(n)){const r=this.queries[n];e.set(t,this.resolveQuery(r))}}if(0===e.size)return this.lastValue;const t={},n=[];for(const[r,i]of e){const e=r.match(/^(.*):f(\d+)$/),s=parseInt(e[2]);!1===n.includes(s)&&n.push(s),void 0===t[s]&&(t[s]=0);const a=await i;this.timestamps.set(r,a),t[s]+=a}const r=t[n[n.length-1]];return this.lastValue=r,this.frames=n,this.currentQueryIndex=0,this.queryOffsets.clear(),this.queryStates.clear(),this.activeQuery=null,r}catch(e){return en("Error resolving queries:",e),this.lastValue}finally{this.pendingResolve=!1}}async resolveQuery(e){return new Promise(t=>{if(this.isDisposed)return void t(this.lastValue);let n,r=!1;const i=e=>{r||(r=!0,n&&(clearTimeout(n),n=null),t(e))},s=()=>{if(this.isDisposed)i(this.lastValue);else try{if(this.gl.getParameter(this.ext.GPU_DISJOINT_EXT))return void i(this.lastValue);if(!this.gl.getQueryParameter(e,this.gl.QUERY_RESULT_AVAILABLE))return void(n=setTimeout(s,1));const r=this.gl.getQueryParameter(e,this.gl.QUERY_RESULT);t(Number(r)/1e6)}catch(e){en("Error checking query:",e),t(this.lastValue)}};s()})}dispose(){if(!this.isDisposed&&(this.isDisposed=!0,this.trackTimestamp)){for(const e of this.queries)this.gl.deleteQuery(e);this.queries=[],this.queryStates.clear(),this.queryOffsets.clear(),this.lastValue=0,this.activeQuery=null}}}class pG extends $z{constructor(e={}){super(e),this.isWebGLBackend=!0,this.attributeUtils=null,this.extensions=null,this.capabilities=null,this.textureUtils=null,this.bufferRenderer=null,this.gl=null,this.state=null,this.utils=null,this.vaoCache={},this.transformFeedbackCache={},this.discard=!1,this.disjoint=null,this.parallel=null,this._currentContext=null,this._knownBindings=new WeakSet,this._supportsInvalidateFramebuffer="undefined"!=typeof navigator&&/OculusBrowser/g.test(navigator.userAgent),this._xrFramebuffer=null}init(e){super.init(e);const t=this.parameters,n={antialias:e.currentSamples>0,alpha:!0,depth:e.depth,stencil:e.stencil},r=void 0!==t.context?t.context:e.domElement.getContext("webgl2",n);function i(t){t.preventDefault();const n={api:"WebGL",message:t.statusMessage||"Unknown reason",reason:null,originalEvent:t};e.onDeviceLost(n)}this._onContextLost=i,e.domElement.addEventListener("webglcontextlost",i,!1),this.gl=r,this.extensions=new lG(this),this.capabilities=new uG(this),this.attributeUtils=new Jz(this),this.textureUtils=new aG(this),this.bufferRenderer=new hG(this),this.state=new eG(this),this.utils=new tG(this),this.extensions.get("EXT_color_buffer_float"),this.extensions.get("WEBGL_clip_cull_distance"),this.extensions.get("OES_texture_float_linear"),this.extensions.get("EXT_color_buffer_half_float"),this.extensions.get("WEBGL_multisampled_render_to_texture"),this.extensions.get("WEBGL_render_shared_exponent"),this.extensions.get("WEBGL_multi_draw"),this.extensions.get("OVR_multiview2"),this.extensions.get("EXT_clip_control"),this.disjoint=this.extensions.get("EXT_disjoint_timer_query_webgl2"),this.parallel=this.extensions.get("KHR_parallel_shader_compile"),this.drawBuffersIndexedExt=this.extensions.get("OES_draw_buffers_indexed"),!0===t.reversedDepthBuffer&&this.extensions.has("EXT_clip_control")&&this.state.setReversedDepth(!0)}get coordinateSystem(){return zt}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}async makeXRCompatible(){!0!==this.gl.getContextAttributes().xrCompatible&&await this.gl.makeXRCompatible()}setXRTarget(e){this._xrFramebuffer=e}setXRRenderTargetTextures(e,t,n=null){const r=this.gl;if(this.set(e.texture,{textureGPU:t,glInternalFormat:r.RGBA8}),null!==n){const t=e.stencilBuffer?r.DEPTH24_STENCIL8:r.DEPTH_COMPONENT24;this.set(e.depthTexture,{textureGPU:n,glInternalFormat:t}),!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!0===e._autoAllocateDepthBuffer&&!1===e.multiview&&Jt("WebGLBackend: Render-to-texture extension was disabled because an external texture was provided"),e._autoAllocateDepthBuffer=!1}}initTimestampQuery(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new AG(this.gl,e,2048));const n=this.timestampQueryPool[e];null!==n.allocateQueriesForContext(t)&&n.beginQuery(t)}prepareTimestampBuffer(e,t){if(!this.disjoint||!this.trackTimestamp)return;this.timestampQueryPool[e].endQuery(t)}getContext(){return this.gl}beginRender(e){const{state:t}=this,n=this.get(e);if(e.viewport)this.updateViewport(e);else{const{width:e,height:n}=this.getDrawingBufferSize();t.viewport(0,0,e,n)}if(e.scissor)this.updateScissor(e);else{const{width:e,height:n}=this.getDrawingBufferSize();t.scissor(0,0,e,n)}this.initTimestampQuery(jt,this.getTimestampUID(e)),n.previousContext=this._currentContext,this._currentContext=e,this._setFramebuffer(e),this.clear(e.clearColor,e.clearDepth,e.clearStencil,e,!1);const r=e.occlusionQueryCount;r>0&&(n.currentOcclusionQueries=n.occlusionQueries,n.currentOcclusionQueryObjects=n.occlusionQueryObjects,n.lastOcclusionObject=null,n.occlusionQueries=new Array(r),n.occlusionQueryObjects=new Array(r),n.occlusionQueryIndex=0)}finishRender(e){const{gl:t,state:n}=this,r=this.get(e),i=r.previousContext;n.resetVertexState();const s=e.occlusionQueryCount;s>0&&(s>r.occlusionQueryIndex&&t.endQuery(t.ANY_SAMPLES_PASSED),this.resolveOccludedAsync(e));const a=e.textures;if(null!==a)for(let e=0;e<a.length;e++){const t=a[e];t.generateMipmaps&&this.generateMipmaps(t)}if(this._currentContext=i,this._resolveRenderTarget(e),null!==i){if(this._setFramebuffer(i),i.viewport)this.updateViewport(i);else{const{width:e,height:t}=this.getDrawingBufferSize();n.viewport(0,0,e,t)}if(i.scissor)this.updateScissor(i);else{const{width:e,height:t}=this.getDrawingBufferSize();n.scissor(0,0,e,t)}}this.prepareTimestampBuffer(jt,this.getTimestampUID(e))}resolveOccludedAsync(e){const t=this.get(e),{currentOcclusionQueries:n,currentOcclusionQueryObjects:r}=t;if(n&&r){const e=new WeakSet,{gl:i}=this;t.currentOcclusionQueryObjects=null,t.currentOcclusionQueries=null;const s=()=>{let a=0;for(let t=0;t<n.length;t++){const s=n[t];null!==s&&(i.getQueryParameter(s,i.QUERY_RESULT_AVAILABLE)&&(0===i.getQueryParameter(s,i.QUERY_RESULT)&&e.add(r[t]),n[t]=null,i.deleteQuery(s),a++))}a<n.length?requestAnimationFrame(s):t.occluded=e};s()}}isOccluded(e,t){const n=this.get(e);return n.occluded&&n.occluded.has(t)}updateViewport(e){const{state:t}=this,{x:n,y:r,width:i,height:s}=e.viewportValue;t.viewport(n,e.height-s-r,i,s)}updateScissor(e){const{state:t}=this,{x:n,y:r,width:i,height:s}=e.scissorValue;t.scissor(n,e.height-s-r,i,s)}setScissorTest(e){this.state.setScissorTest(e)}getClearColor(){const e=super.getClearColor();return e.r*=e.a,e.g*=e.a,e.b*=e.a,e}clear(e,t,n,r=null,i=!0,s=!0){const{gl:a,renderer:o}=this;if(null===r){r={textures:null,clearColorValue:this.getClearColor()}}let l=0;if(e&&(l|=a.COLOR_BUFFER_BIT),t&&(l|=a.DEPTH_BUFFER_BIT),n&&(l|=a.STENCIL_BUFFER_BIT),0!==l){let u;u=r.clearColorValue?r.clearColorValue:this.getClearColor();const c=o.getClearDepth(),h=o.getClearStencil();if(t&&this.state.setDepthMask(!0),null===r.textures)a.clearColor(u.r,u.g,u.b,u.a),a.clear(l);else{if(i&&this._setFramebuffer(r),e)for(let e=0;e<r.textures.length;e++)0===e?a.clearBufferfv(a.COLOR,e,[u.r,u.g,u.b,u.a]):a.clearBufferfv(a.COLOR,e,[0,0,0,1]);t&&n?a.clearBufferfi(a.DEPTH_STENCIL,0,c,h):t?a.clearBufferfv(a.DEPTH,0,[c]):n&&a.clearBufferiv(a.STENCIL,0,[h]),i&&s&&this._resolveRenderTarget(r)}}}beginCompute(e){const{state:t,gl:n}=this;t.bindFramebuffer(n.FRAMEBUFFER,null),this.initTimestampQuery(Ht,this.getTimestampUID(e))}compute(e,t,n,r,i=null){const{state:s,gl:a}=this;!1===this.discard&&(s.enable(a.RASTERIZER_DISCARD),this.discard=!0);const{programGPU:o,transformBuffers:l,attributes:u}=this.get(r),c=this._getVaoKey(u),h=this.vaoCache[c];void 0===h?this.vaoCache[c]=this._createVao(u):s.setVertexState(h),s.useProgram(o),this._bindUniforms(n);const d=this._getTransformFeedback(l);a.bindTransformFeedback(a.TRANSFORM_FEEDBACK,d),a.beginTransformFeedback(a.POINTS),i=null!==i?i:t.count,Array.isArray(i)?(tn("WebGLBackend.compute(): The count parameter must be a single number, not an array."),i=i[0]):i&&"object"==typeof i&&i.isIndirectStorageBufferAttribute&&(tn("WebGLBackend.compute(): The count parameter must be a single number, not IndirectStorageBufferAttribute"),i=t.count),u[0].isStorageInstancedBufferAttribute?a.drawArraysInstanced(a.POINTS,0,1,i):a.drawArrays(a.POINTS,0,i),a.endTransformFeedback(),a.bindTransformFeedback(a.TRANSFORM_FEEDBACK,null);for(let e=0;e<l.length;e++){const t=l[e];t.pbo&&this.has(t.pbo)&&this.textureUtils.copyBufferToTexture(t.transformBuffer,t.pbo),t.switchBuffers()}}finishCompute(e){const{state:t,gl:n}=this;this.discard=!1,t.disable(n.RASTERIZER_DISCARD),this.prepareTimestampBuffer(Ht,this.getTimestampUID(e)),this._currentContext&&this._setFramebuffer(this._currentContext)}_isRenderCameraDepthArray(e){return e.depthTexture&&e.depthTexture.isArrayTexture&&e.camera.isArrayCamera}draw(e){const{object:t,pipeline:n,material:r,context:i,hardwareClippingPlanes:s}=e,{programGPU:a}=this.get(n),{gl:o,state:l}=this,u=this.get(i),c=e.getDrawParameters();if(null===c)return;this._bindUniforms(e.getBindings());const h=t.isMesh&&t.matrixWorld.determinant()<0;l.setMaterial(r,h,s),null!==i.mrt&&null!==i.textures&&l.setMRTBlending(i.textures,i.mrt,r),l.useProgram(a);const d=e.getAttributes(),A=this.get(d);let p=A.vaoGPU;if(void 0===p){const e=this._getVaoKey(d);p=this.vaoCache[e],void 0===p&&(p=this._createVao(d),this.vaoCache[e]=p,A.vaoGPU=p)}const f=e.getIndex(),m=null!==f?this.get(f).bufferGPU:null;l.setVertexState(p,m);const g=u.lastOcclusionObject;if(g!==t&&void 0!==g){if(null!==g&&!0===g.occlusionTest&&(o.endQuery(o.ANY_SAMPLES_PASSED),u.occlusionQueryIndex++),!0===t.occlusionTest){const e=o.createQuery();o.beginQuery(o.ANY_SAMPLES_PASSED,e),u.occlusionQueries[u.occlusionQueryIndex]=e,u.occlusionQueryObjects[u.occlusionQueryIndex]=t}u.lastOcclusionObject=t}const _=this.bufferRenderer;t.isPoints?_.mode=o.POINTS:t.isLineSegments?_.mode=o.LINES:t.isLine?_.mode=o.LINE_STRIP:t.isLineLoop?_.mode=o.LINE_LOOP:!0===r.wireframe?(l.setLineWidth(r.wireframeLinewidth*this.renderer.getPixelRatio()),_.mode=o.LINES):_.mode=o.TRIANGLES;const{vertexCount:v,instanceCount:y}=c;let{firstVertex:b}=c;if(_.object=t,null!==f){b*=f.array.BYTES_PER_ELEMENT;const e=this.get(f);_.index=f.count,_.type=e.type}else _.index=0;const x=()=>{t.isBatchedMesh?null!==t._multiDrawInstances?(tn("WebGLBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection."),_.renderMultiDrawInstances(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount,t._multiDrawInstances)):this.hasFeature("WEBGL_multi_draw")?_.renderMultiDraw(t._multiDrawStarts,t._multiDrawCounts,t._multiDrawCount):tn("WebGLBackend: WEBGL_multi_draw not supported."):y>1?_.renderInstances(b,v,y):_.render(b,v)};if(!0===e.camera.isArrayCamera&&e.camera.cameras.length>0&&!1===e.camera.isMultiViewCamera){const n=this.get(e.camera),r=e.camera.cameras,i=e.getBindingGroup("cameraIndex").bindings[0];if(void 0===n.indexesGPU||n.indexesGPU.length!==r.length){const e=new Uint32Array([0,0,0,0]),t=[];for(let n=0,i=r.length;n<i;n++){const r=o.createBuffer();e[0]=n,o.bindBuffer(o.UNIFORM_BUFFER,r),o.bufferData(o.UNIFORM_BUFFER,e,o.STATIC_DRAW),t.push(r)}n.indexesGPU=t}const s=this.get(i),a=this.renderer.getPixelRatio(),u=this._currentContext.renderTarget,c=this._isRenderCameraDepthArray(this._currentContext),h=this._currentContext.activeCubeFace;if(c){const e=this.get(u.depthTexture);if(e.clearedRenderId!==this.renderer._nodes.nodeFrame.renderId){e.clearedRenderId=this.renderer._nodes.nodeFrame.renderId;const{stencilBuffer:t}=u;for(let e=0,n=r.length;e<n;e++)this.renderer._activeCubeFace=e,this._currentContext.activeCubeFace=e,this._setFramebuffer(this._currentContext),this.clear(!1,!0,t,this._currentContext,!1,!1);this.renderer._activeCubeFace=h,this._currentContext.activeCubeFace=h}}for(let i=0,u=r.length;i<u;i++){const u=r[i];if(t.layers.test(u.layers)){c&&(this.renderer._activeCubeFace=i,this._currentContext.activeCubeFace=i,this._setFramebuffer(this._currentContext));const t=u.viewport;if(void 0!==t){const n=t.x*a,r=t.y*a,i=t.width*a,s=t.height*a;l.viewport(Math.floor(n),Math.floor(e.context.height-s-r),Math.floor(i),Math.floor(s))}l.bindBufferBase(o.UNIFORM_BUFFER,s.index,n.indexesGPU[i]),x()}this._currentContext.activeCubeFace=h,this.renderer._activeCubeFace=h}}else x()}needsRenderUpdate(){return!1}getRenderCacheKey(){return""}createDefaultTexture(e){this.textureUtils.createDefaultTexture(e)}createTexture(e,t){this.textureUtils.createTexture(e,t)}updateTexture(e,t){this.textureUtils.updateTexture(e,t)}generateMipmaps(e){this.textureUtils.generateMipmaps(e)}destroyTexture(e,t=!1){this.textureUtils.destroyTexture(e,t)}async copyTextureToBuffer(e,t,n,r,i,s){return this.textureUtils.copyTextureToBuffer(e,t,n,r,i,s)}updateSampler(){return""}createNodeBuilder(e,t){return new jz(e,t)}createProgram(e){const t=this.gl,{stage:n,code:r}=e,i="fragment"===n?t.createShader(t.FRAGMENT_SHADER):t.createShader(t.VERTEX_SHADER);t.shaderSource(i,r),t.compileShader(i),this.set(e,{shaderGPU:i})}destroyProgram(e){this.delete(e)}createRenderPipeline(e,t){const n=this.gl,r=e.pipeline,{fragmentProgram:i,vertexProgram:s}=r,a=n.createProgram(),o=this.get(i).shaderGPU,l=this.get(s).shaderGPU;if(n.attachShader(a,o),n.attachShader(a,l),n.linkProgram(a),this.set(r,{programGPU:a,fragmentShader:o,vertexShader:l}),null!==t&&this.parallel){const i=new Promise(t=>{const i=this.parallel,s=()=>{n.getProgramParameter(a,i.COMPLETION_STATUS_KHR)?(this._completeCompile(e,r),t()):requestAnimationFrame(s)};s()});return void t.push(i)}this._completeCompile(e,r)}_handleSource(e,t){const n=e.split("\n"),r=[],i=Math.max(t-6,0),s=Math.min(t+6,n.length);for(let e=i;e<s;e++){const i=e+1;r.push(`${i===t?">":" "} ${i}: ${n[e]}`)}return r.join("\n")}_getShaderErrors(e,t,n){const r=e.getShaderParameter(t,e.COMPILE_STATUS),i=(e.getShaderInfoLog(t)||"").trim();if(r&&""===i)return"";const s=/ERROR: 0:(\d+)/.exec(i);if(s){const r=parseInt(s[1]);return n.toUpperCase()+"\n\n"+i+"\n\n"+this._handleSource(e.getShaderSource(t),r)}return i}_logProgramError(e,t,n){if(this.renderer.debug.checkShaderErrors){const r=this.gl,i=(r.getProgramInfoLog(e)||"").trim();if(!1===r.getProgramParameter(e,r.LINK_STATUS))if("function"==typeof this.renderer.debug.onShaderError)this.renderer.debug.onShaderError(r,e,n,t);else{const s=this._getShaderErrors(r,n,"vertex"),a=this._getShaderErrors(r,t,"fragment");en("THREE.WebGLProgram: Shader Error "+r.getError()+" - VALIDATE_STATUS "+r.getProgramParameter(e,r.VALIDATE_STATUS)+"\n\nProgram Info Log: "+i+"\n"+s+"\n"+a)}else""!==i&&Jt("WebGLProgram: Program Info Log:",i)}}_completeCompile(e,t){const{state:n,gl:r}=this,i=this.get(t),{programGPU:s,fragmentShader:a,vertexShader:o}=i;!1===r.getProgramParameter(s,r.LINK_STATUS)&&this._logProgramError(s,a,o),n.useProgram(s);const l=e.getBindings();this._setupBindings(l,s),this.set(t,{programGPU:s})}createComputePipeline(e,t){const{state:n,gl:r}=this,i={stage:"fragment",code:"#version 300 es\nprecision highp float;\nvoid main() {}"};this.createProgram(i);const{computeProgram:s}=e,a=r.createProgram(),o=this.get(i).shaderGPU,l=this.get(s).shaderGPU,u=s.transforms,c=[],h=[];for(let e=0;e<u.length;e++){const t=u[e];c.push(t.varyingName),h.push(t.attributeNode)}r.attachShader(a,o),r.attachShader(a,l),r.transformFeedbackVaryings(a,c,r.SEPARATE_ATTRIBS),r.linkProgram(a),!1===r.getProgramParameter(a,r.LINK_STATUS)&&this._logProgramError(a,o,l),n.useProgram(a),this._setupBindings(t,a);const d=s.attributes,A=[],p=[];for(let e=0;e<d.length;e++){const t=d[e].node.attribute;A.push(t),this.has(t)||this.attributeUtils.createAttribute(t,r.ARRAY_BUFFER)}for(let e=0;e<h.length;e++){const t=h[e].attribute;this.has(t)||this.attributeUtils.createAttribute(t,r.ARRAY_BUFFER);const n=this.get(t);p.push(n)}this.set(e,{programGPU:a,transformBuffers:p,attributes:A})}createBindings(e,t){if(!1===this._knownBindings.has(t)){this._knownBindings.add(t);let e=0,n=0;for(const r of t){this.set(r,{textures:n,uniformBuffers:e});for(const t of r.bindings)t.isUniformBuffer&&e++,t.isSampledTexture&&n++}}this.updateBindings(e,t)}updateBindings(e){const{gl:t}=this,n=this.get(e);let r=n.uniformBuffers,i=n.textures;for(const n of e.bindings){const e=this.get(n);if(n.isUniformsGroup||n.isUniformBuffer){const i=n.buffer;let{bufferGPU:s}=this.get(i);void 0===s?(s=t.createBuffer(),t.bindBuffer(t.UNIFORM_BUFFER,s),t.bufferData(t.UNIFORM_BUFFER,i.byteLength,t.DYNAMIC_DRAW),this.set(i,{bufferGPU:s})):t.bindBuffer(t.UNIFORM_BUFFER,s);const a=n.updateRanges;if(t.bindBuffer(t.UNIFORM_BUFFER,s),0===a.length)t.bufferData(t.UNIFORM_BUFFER,i,t.DYNAMIC_DRAW);else{const e=Xt(i),n=e?1:i.BYTES_PER_ELEMENT;for(let r=0,s=a.length;r<s;r++){const s=a[r],o=s.start*n,l=s.count*n,u=o*(e?i.BYTES_PER_ELEMENT:1);t.bufferSubData(t.UNIFORM_BUFFER,u,i,o,l)}}e.index=r++,e.bufferGPU=s,this.set(n,e)}else if(n.isSampledTexture){const{textureGPU:t,glTextureType:r}=this.get(n.texture);e.index=i++,e.textureGPU=t,e.glTextureType=r,this.set(n,e)}}}updateBinding(e){const t=this.gl;if(e.isUniformsGroup||e.isUniformBuffer){const n=this.get(e).bufferGPU,r=e.buffer,i=e.updateRanges;if(t.bindBuffer(t.UNIFORM_BUFFER,n),0===i.length)t.bufferData(t.UNIFORM_BUFFER,r,t.DYNAMIC_DRAW);else{const e=Xt(r),n=e?1:r.BYTES_PER_ELEMENT;for(let s=0,a=i.length;s<a;s++){const a=i[s],o=a.start*n,l=a.count*n,u=o*(e?r.BYTES_PER_ELEMENT:1);t.bufferSubData(t.UNIFORM_BUFFER,u,r,o,l)}}}}createIndexAttribute(e){const t=this.gl;this.attributeUtils.createAttribute(e,t.ELEMENT_ARRAY_BUFFER)}createAttribute(e){if(this.has(e))return;const t=this.gl;this.attributeUtils.createAttribute(e,t.ARRAY_BUFFER)}createStorageAttribute(e){if(this.has(e))return;const t=this.gl;this.attributeUtils.createAttribute(e,t.ARRAY_BUFFER)}updateAttribute(e){this.attributeUtils.updateAttribute(e)}destroyAttribute(e){this.attributeUtils.destroyAttribute(e)}hasFeature(e){const t=Object.keys(cG).filter(t=>cG[t]===e),n=this.extensions;for(let e=0;e<t.length;e++)if(n.has(t[e]))return!0;return!1}getMaxAnisotropy(){return this.capabilities.getMaxAnisotropy()}copyTextureToTexture(e,t,n=null,r=null,i=0,s=0){this.textureUtils.copyTextureToTexture(e,t,n,r,i,s)}copyFramebufferToTexture(e,t,n){this.textureUtils.copyFramebufferToTexture(e,t,n)}hasCompatibility(e){return e===Wt||super.hasCompatibility(e)}initRenderTarget(e){const{gl:t,state:n}=this;this._setFramebuffer(e),n.bindFramebuffer(t.FRAMEBUFFER,null)}_setFramebuffer(e){const{gl:t,state:n}=this;let r=null;if(null!==e.textures){const i=e.renderTarget,s=this.get(i),{samples:a,depthBuffer:o,stencilBuffer:l}=i,u=!0===i.isCubeRenderTarget,c=!0===i.isRenderTarget3D,h=i.depth>1,d=!0===i.isXRRenderTarget,A=!0===d&&!0===i._hasExternalTextures;let p=s.msaaFrameBuffer,f=s.depthRenderbuffer;const m=this.extensions.get("WEBGL_multisampled_render_to_texture"),g=this.extensions.get("OVR_multiview2"),_=this._useMultisampledExtension(i),v=rO(e);let y;if(u?(s.cubeFramebuffers||(s.cubeFramebuffers={}),y=s.cubeFramebuffers[v]):d&&!1===A?y=this._xrFramebuffer:(s.framebuffers||(s.framebuffers={}),y=s.framebuffers[v]),void 0===y){y=t.createFramebuffer(),n.bindFramebuffer(t.FRAMEBUFFER,y);const r=e.textures,o=[];if(u){s.cubeFramebuffers[v]=y;const{textureGPU:e}=this.get(r[0]),n=this.renderer._activeCubeFace,i=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_CUBE_MAP_POSITIVE_X+n,e,i)}else{s.framebuffers[v]=y;for(let n=0;n<r.length;n++){const s=r[n],o=this.get(s);o.renderTarget=e.renderTarget,o.cacheKey=v;const l=t.COLOR_ATTACHMENT0+n;if(i.multiview)g.framebufferTextureMultisampleMultiviewOVR(t.FRAMEBUFFER,l,o.textureGPU,0,a,0,2);else if(c||h){const e=this.renderer._activeCubeFace,n=this.renderer._activeMipmapLevel;t.framebufferTextureLayer(t.FRAMEBUFFER,l,o.textureGPU,n,e)}else if(_)m.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,l,t.TEXTURE_2D,o.textureGPU,0,a);else{const e=this.renderer._activeMipmapLevel;t.framebufferTexture2D(t.FRAMEBUFFER,l,t.TEXTURE_2D,o.textureGPU,e)}}}const d=l?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT;if(!0===i._autoAllocateDepthBuffer){const n=t.createRenderbuffer();this.textureUtils.setupRenderBufferStorage(n,e,0,_),s.xrDepthRenderbuffer=n,o.push(l?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT),t.bindRenderbuffer(t.RENDERBUFFER,n),t.framebufferRenderbuffer(t.FRAMEBUFFER,d,t.RENDERBUFFER,n)}else if(null!==e.depthTexture){o.push(l?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT);const n=this.get(e.depthTexture);if(n.renderTarget=e.renderTarget,n.cacheKey=v,i.multiview)g.framebufferTextureMultisampleMultiviewOVR(t.FRAMEBUFFER,d,n.textureGPU,0,a,0,2);else if(A&&_)m.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,d,t.TEXTURE_2D,n.textureGPU,0,a);else if(e.depthTexture.isArrayTexture){const e=this.renderer._activeCubeFace;t.framebufferTextureLayer(t.FRAMEBUFFER,d,n.textureGPU,0,e)}else if(e.depthTexture.isCubeTexture){const e=this.renderer._activeCubeFace;t.framebufferTexture2D(t.FRAMEBUFFER,d,t.TEXTURE_CUBE_MAP_POSITIVE_X+e,n.textureGPU,0)}else t.framebufferTexture2D(t.FRAMEBUFFER,d,t.TEXTURE_2D,n.textureGPU,0)}s.depthInvalidationArray=o}else{if(this._isRenderCameraDepthArray(e)){n.bindFramebuffer(t.FRAMEBUFFER,y);const r=this.renderer._activeCubeFace,i=this.get(e.depthTexture),s=l?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT;t.framebufferTextureLayer(t.FRAMEBUFFER,s,i.textureGPU,0,r)}if((d||_||i.multiview)&&!0!==i._isOpaqueFramebuffer){n.bindFramebuffer(t.FRAMEBUFFER,y);const r=this.get(e.textures[0]);i.multiview?g.framebufferTextureMultisampleMultiviewOVR(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,r.textureGPU,0,a,0,2):_?m.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_2D,r.textureGPU,0,a):t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_2D,r.textureGPU,0);const o=l?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT;if(!0===i._autoAllocateDepthBuffer){const e=s.xrDepthRenderbuffer;t.bindRenderbuffer(t.RENDERBUFFER,e),t.framebufferRenderbuffer(t.FRAMEBUFFER,o,t.RENDERBUFFER,e)}else{const n=this.get(e.depthTexture);i.multiview?g.framebufferTextureMultisampleMultiviewOVR(t.FRAMEBUFFER,o,n.textureGPU,0,a,0,2):_?m.framebufferTexture2DMultisampleEXT(t.FRAMEBUFFER,o,t.TEXTURE_2D,n.textureGPU,0,a):t.framebufferTexture2D(t.FRAMEBUFFER,o,t.TEXTURE_2D,n.textureGPU,0)}}}if(a>0&&!1===_&&!i.multiview){if(void 0===p){const r=[];p=t.createFramebuffer(),n.bindFramebuffer(t.FRAMEBUFFER,p);const i=[],u=e.textures;for(let n=0;n<u.length;n++){i[n]=t.createRenderbuffer(),t.bindRenderbuffer(t.RENDERBUFFER,i[n]),r.push(t.COLOR_ATTACHMENT0+n);const s=e.textures[n],o=this.get(s);t.renderbufferStorageMultisample(t.RENDERBUFFER,a,o.glInternalFormat,e.width,e.height),t.framebufferRenderbuffer(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0+n,t.RENDERBUFFER,i[n])}if(t.bindRenderbuffer(t.RENDERBUFFER,null),s.msaaFrameBuffer=p,s.msaaRenderbuffers=i,o&&void 0===f){f=t.createRenderbuffer(),this.textureUtils.setupRenderBufferStorage(f,e,a),s.depthRenderbuffer=f;const n=l?t.DEPTH_STENCIL_ATTACHMENT:t.DEPTH_ATTACHMENT;r.push(n)}s.invalidationArray=r}r=s.msaaFrameBuffer}else r=y;n.drawBuffers(e,y)}n.bindFramebuffer(t.FRAMEBUFFER,r)}_getVaoKey(e){let t="";for(let n=0;n<e.length;n++){t+=":"+this.get(e[n]).id}return t}_createVao(e){const{gl:t}=this,n=t.createVertexArray();t.bindVertexArray(n);for(let n=0;n<e.length;n++){const r=e[n],i=this.get(r);let s,a;t.bindBuffer(t.ARRAY_BUFFER,i.bufferGPU),t.enableVertexAttribArray(n),!0===r.isInterleavedBufferAttribute?(s=r.data.stride*i.bytesPerElement,a=r.offset*i.bytesPerElement):(s=0,a=0),i.isInteger?t.vertexAttribIPointer(n,r.itemSize,i.type,s,a):t.vertexAttribPointer(n,r.itemSize,i.type,r.normalized,s,a),r.isInstancedBufferAttribute&&!r.isInterleavedBufferAttribute?t.vertexAttribDivisor(n,r.meshPerAttribute):r.isInterleavedBufferAttribute&&r.data.isInstancedInterleavedBuffer&&t.vertexAttribDivisor(n,r.data.meshPerAttribute)}return t.bindBuffer(t.ARRAY_BUFFER,null),n}_getTransformFeedback(e){let t="";for(let n=0;n<e.length;n++)t+=":"+e[n].id;let n=this.transformFeedbackCache[t];if(void 0!==n)return n;const{gl:r}=this;n=r.createTransformFeedback(),r.bindTransformFeedback(r.TRANSFORM_FEEDBACK,n);for(let t=0;t<e.length;t++){const n=e[t];r.bindBufferBase(r.TRANSFORM_FEEDBACK_BUFFER,t,n.transformBuffer)}return r.bindTransformFeedback(r.TRANSFORM_FEEDBACK,null),this.transformFeedbackCache[t]=n,n}_setupBindings(e,t){const n=this.gl;for(const r of e)for(const e of r.bindings){const r=this.get(e).index;if(e.isUniformsGroup||e.isUniformBuffer){const i=n.getUniformBlockIndex(t,e.name);n.uniformBlockBinding(t,i,r)}else if(e.isSampledTexture){const i=n.getUniformLocation(t,e.name);n.uniform1i(i,r)}}}_bindUniforms(e){const{gl:t,state:n}=this;for(const r of e)for(const e of r.bindings){const r=this.get(e),i=r.index;e.isUniformsGroup||e.isUniformBuffer?n.bindBufferBase(t.UNIFORM_BUFFER,i,r.bufferGPU):e.isSampledTexture&&n.bindTexture(r.glTextureType,r.textureGPU,t.TEXTURE0+i)}}_resolveRenderTarget(e){const{gl:t,state:n}=this,r=e.renderTarget;if(null!==e.textures&&r){const i=this.get(r);if(r.samples>0&&!1===this._useMultisampledExtension(r)){const s=i.framebuffers[e.getCacheKey()];let a=t.COLOR_BUFFER_BIT;r.resolveDepthBuffer&&(r.depthBuffer&&(a|=t.DEPTH_BUFFER_BIT),r.stencilBuffer&&r.resolveStencilBuffer&&(a|=t.STENCIL_BUFFER_BIT));const o=i.msaaFrameBuffer,l=i.msaaRenderbuffers,u=e.textures,c=u.length>1;if(n.bindFramebuffer(t.READ_FRAMEBUFFER,o),n.bindFramebuffer(t.DRAW_FRAMEBUFFER,s),c)for(let e=0;e<u.length;e++)t.framebufferRenderbuffer(t.READ_FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.RENDERBUFFER,null),t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.TEXTURE_2D,null,0);for(let n=0;n<u.length;n++){if(c){const{textureGPU:e}=this.get(u[n]);t.framebufferRenderbuffer(t.READ_FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.RENDERBUFFER,l[n]),t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_2D,e,0)}if(e.scissor){const{x:n,y:r,width:i,height:s}=e.scissorValue,o=e.height-s-r;t.blitFramebuffer(n,o,n+i,o+s,n,o,n+i,o+s,a,t.NEAREST)}else t.blitFramebuffer(0,0,e.width,e.height,0,0,e.width,e.height,a,t.NEAREST)}if(c)for(let e=0;e<u.length;e++){const{textureGPU:n}=this.get(u[e]);t.framebufferRenderbuffer(t.READ_FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.RENDERBUFFER,l[e]),t.framebufferTexture2D(t.DRAW_FRAMEBUFFER,t.COLOR_ATTACHMENT0+e,t.TEXTURE_2D,n,0)}!0===this._supportsInvalidateFramebuffer&&t.invalidateFramebuffer(t.READ_FRAMEBUFFER,i.invalidationArray)}else if(!1===r.resolveDepthBuffer&&i.framebuffers){const r=i.framebuffers[e.getCacheKey()];n.bindFramebuffer(t.DRAW_FRAMEBUFFER,r),t.invalidateFramebuffer(t.DRAW_FRAMEBUFFER,i.depthInvalidationArray)}}}_useMultisampledExtension(e){return!0===e.multiview||e.samples>0&&!0===this.extensions.has("WEBGL_multisampled_render_to_texture")&&!1!==e._autoAllocateDepthBuffer}dispose(){null!==this.textureUtils&&this.textureUtils.dispose();const e=this.extensions.get("WEBGL_lose_context");e&&e.loseContext(),this.renderer.domElement.removeEventListener("webglcontextlost",this._onContextLost)}}const fG="point-list",mG="line-list",gG="line-strip",_G="triangle-list",vG="undefined"!=typeof self&&self.GPUShaderStage?self.GPUShaderStage:{VERTEX:1,FRAGMENT:2,COMPUTE:4},yG="never",bG="less",xG="equal",TG="less-equal",SG="greater",wG="not-equal",MG="greater-equal",EG="always",CG="store",RG="load",NG="clear",PG="ccw",DG="cw",LG="none",IG="back",OG="uint16",UG="uint32",BG="r8unorm",FG="r8snorm",kG="r8uint",qG="r8sint",VG="r16uint",zG="r16sint",GG="r16float",HG="rg8unorm",jG="rg8snorm",WG="rg8uint",XG="rg8sint",$G="r32uint",QG="r32sint",YG="r32float",KG="rg16uint",ZG="rg16sint",JG="rg16float",eH="rgba8unorm",tH="rgba8unorm-srgb",nH="rgba8snorm",rH="rgba8uint",iH="rgba8sint",sH="bgra8unorm",aH="bgra8unorm-srgb",oH="rgb9e5ufloat",lH="rgb10a2unorm",uH="rg11b10ufloat",cH="rg32uint",hH="rg32sint",dH="rg32float",AH="rgba16uint",pH="rgba16sint",fH="rgba16float",mH="rgba32uint",gH="rgba32sint",_H="rgba32float",vH="depth16unorm",yH="depth24plus",bH="depth24plus-stencil8",xH="depth32float",TH="depth32float-stencil8",SH="bc1-rgba-unorm",wH="bc1-rgba-unorm-srgb",MH="bc2-rgba-unorm",EH="bc2-rgba-unorm-srgb",CH="bc3-rgba-unorm",RH="bc3-rgba-unorm-srgb",NH="bc4-r-unorm",PH="bc4-r-snorm",DH="bc5-rg-unorm",LH="bc5-rg-snorm",IH="bc6h-rgb-ufloat",OH="bc6h-rgb-float",UH="bc7-rgba-unorm",BH="bc7-rgba-unorm-srgb",FH="etc2-rgb8unorm",kH="etc2-rgb8unorm-srgb",qH="etc2-rgb8a1unorm",VH="etc2-rgb8a1unorm-srgb",zH="etc2-rgba8unorm",GH="etc2-rgba8unorm-srgb",HH="eac-r11unorm",jH="eac-r11snorm",WH="eac-rg11unorm",XH="eac-rg11snorm",$H="astc-4x4-unorm",QH="astc-4x4-unorm-srgb",YH="astc-5x4-unorm",KH="astc-5x4-unorm-srgb",ZH="astc-5x5-unorm",JH="astc-5x5-unorm-srgb",ej="astc-6x5-unorm",tj="astc-6x5-unorm-srgb",nj="astc-6x6-unorm",rj="astc-6x6-unorm-srgb",ij="astc-8x5-unorm",sj="astc-8x5-unorm-srgb",aj="astc-8x6-unorm",oj="astc-8x6-unorm-srgb",lj="astc-8x8-unorm",uj="astc-8x8-unorm-srgb",cj="astc-10x5-unorm",hj="astc-10x5-unorm-srgb",dj="astc-10x6-unorm",Aj="astc-10x6-unorm-srgb",pj="astc-10x8-unorm",fj="astc-10x8-unorm-srgb",mj="astc-10x10-unorm",gj="astc-10x10-unorm-srgb",_j="astc-12x10-unorm",vj="astc-12x10-unorm-srgb",yj="astc-12x12-unorm",bj="astc-12x12-unorm-srgb",xj="clamp-to-edge",Tj="repeat",Sj="mirror-repeat",wj="linear",Mj="nearest",Ej="zero",Cj="one",Rj="src",Nj="one-minus-src",Pj="src-alpha",Dj="one-minus-src-alpha",Lj="dst",Ij="one-minus-dst",Oj="dst-alpha",Uj="one-minus-dst-alpha",Bj="src-alpha-saturated",Fj="constant",kj="one-minus-constant",qj="add",Vj="subtract",zj="reverse-subtract",Gj="min",Hj="max",jj=0,Wj=15,Xj="keep",$j="zero",Qj="replace",Yj="invert",Kj="increment-clamp",Zj="decrement-clamp",Jj="increment-wrap",eW="decrement-wrap",tW="storage",nW="read-only-storage",rW="write-only",iW="read-only",sW="read-write",aW="non-filtering",oW="comparison",lW="float",uW="unfilterable-float",cW="depth",hW="sint",dW="uint",AW="2d",pW="3d",fW="2d",mW="2d-array",gW="cube",_W="3d",vW="all",yW="vertex",bW="instance",xW={CoreFeaturesAndLimits:"core-features-and-limits",DepthClipControl:"depth-clip-control",Depth32FloatStencil8:"depth32float-stencil8",TextureCompressionBC:"texture-compression-bc",TextureCompressionBCSliced3D:"texture-compression-bc-sliced-3d",TextureCompressionETC2:"texture-compression-etc2",TextureCompressionASTC:"texture-compression-astc",TextureCompressionASTCSliced3D:"texture-compression-astc-sliced-3d",TimestampQuery:"timestamp-query",IndirectFirstInstance:"indirect-first-instance",ShaderF16:"shader-f16",RG11B10UFloat:"rg11b10ufloat-renderable",BGRA8UNormStorage:"bgra8unorm-storage",Float32Filterable:"float32-filterable",Float32Blendable:"float32-blendable",ClipDistances:"clip-distances",DualSourceBlending:"dual-source-blending",Subgroups:"subgroups",TextureFormatsTier1:"texture-formats-tier1",TextureFormatsTier2:"texture-formats-tier2"},TW={"texture-compression-s3tc":"texture-compression-bc","texture-compression-etc1":"texture-compression-etc2"};class SW extends Dz{constructor(e,t,n){super(e,t?t.value:null),this.textureNode=t,this.groupNode=n}update(){const{textureNode:e}=this;return this.texture!==e.value?(this.texture=e.value,!0):super.update()}}class wW extends wz{constructor(e,t){super(e,t?t.array:null),this._attribute=t,this.isStorageBuffer=!0}get attribute(){return this._attribute}}let MW=0;class EW extends wW{constructor(e,t){super("StorageBuffer_"+MW++,e?e.value:null),this.nodeUniform=e,this.access=e?e.access:Mb.READ_WRITE,this.groupNode=t}get attribute(){return this.nodeUniform.value}get buffer(){return this.nodeUniform.value.array}}class CW extends NI{constructor(e){super(),this.device=e;this.mipmapSampler=e.createSampler({minFilter:wj}),this.flipYSampler=e.createSampler({minFilter:Mj}),this.flipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST}),e.queue.writeBuffer(this.flipUniformBuffer,0,new Uint32Array([1])),this.noFlipUniformBuffer=e.createBuffer({size:4,usage:GPUBufferUsage.UNIFORM}),this.transferPipelines={},this.mipmapShaderModule=e.createShaderModule({label:"mipmap",code:"\nstruct VarysStruct {\n\t@builtin( position ) Position: vec4f,\n\t@location( 0 ) vTex : vec2f,\n\t@location( 1 ) @interpolate(flat, either) vBaseArrayLayer: u32,\n};\n\n@group( 0 ) @binding ( 2 )\nvar<uniform> flipY: u32;\n\n@vertex\nfn mainVS(\n\t\t@builtin( vertex_index ) vertexIndex : u32,\n\t\t@builtin( instance_index ) instanceIndex : u32 ) -> VarysStruct {\n\n\tvar Varys : VarysStruct;\n\n\tvar pos = array(\n\t\tvec2f( -1, -1 ),\n\t\tvec2f( -1,  3 ),\n\t\tvec2f(  3, -1 ),\n\t);\n\n\tlet p = pos[ vertexIndex ];\n\tlet mult = select( vec2f( 0.5, -0.5 ), vec2f( 0.5, 0.5 ), flipY != 0 );\n\tVarys.vTex = p * mult + vec2f( 0.5 );\n\tVarys.Position = vec4f( p, 0, 1 );\n\tVarys.vBaseArrayLayer = instanceIndex;\n\n\treturn Varys;\n\n}\n\n@group( 0 ) @binding( 0 )\nvar imgSampler : sampler;\n\n@group( 0 ) @binding( 1 )\nvar img2d : texture_2d<f32>;\n\n@fragment\nfn main_2d( Varys: VarysStruct ) -> @location( 0 ) vec4<f32> {\n\n\treturn textureSample( img2d, imgSampler, Varys.vTex );\n\n}\n\n@group( 0 ) @binding( 1 )\nvar img2dArray : texture_2d_array<f32>;\n\n@fragment\nfn main_2d_array( Varys: VarysStruct ) -> @location( 0 ) vec4<f32> {\n\n\treturn textureSample( img2dArray, imgSampler, Varys.vTex, Varys.vBaseArrayLayer );\n\n}\n\nconst faceMat = array(\n  mat3x3f(  0,  0,  -2,  0, -2,   0,  1,  1,   1 ),   // pos-x\n  mat3x3f(  0,  0,   2,  0, -2,   0, -1,  1,  -1 ),   // neg-x\n  mat3x3f(  2,  0,   0,  0,  0,   2, -1,  1,  -1 ),   // pos-y\n  mat3x3f(  2,  0,   0,  0,  0,  -2, -1, -1,   1 ),   // neg-y\n  mat3x3f(  2,  0,   0,  0, -2,   0, -1,  1,   1 ),   // pos-z\n  mat3x3f( -2,  0,   0,  0, -2,   0,  1,  1,  -1 ),   // neg-z\n);\n\n@group( 0 ) @binding( 1 )\nvar imgCube : texture_cube<f32>;\n\n@fragment\nfn main_cube( Varys: VarysStruct ) -> @location( 0 ) vec4<f32> {\n\n\treturn textureSample( imgCube, imgSampler, faceMat[ Varys.vBaseArrayLayer ] * vec3f( fract( Varys.vTex ), 1 ) );\n\n}\n"})}getTransferPipeline(e,t){const n=`${e}-${t=t||"2d-array"}`;let r=this.transferPipelines[n];return void 0===r&&(r=this.device.createRenderPipeline({label:`mipmap-${e}-${t}`,vertex:{module:this.mipmapShaderModule},fragment:{module:this.mipmapShaderModule,entryPoint:`main_${t.replace("-","_")}`,targets:[{format:e}]},layout:"auto"}),this.transferPipelines[n]=r),r}flipY(e,t,n=0){const r=t.format,{width:i,height:s}=t.size,a=this.device.createTexture({size:{width:i,height:s},format:r,usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.TEXTURE_BINDING}),o=this.getTransferPipeline(r,e.textureBindingViewDimension),l=this.getTransferPipeline(r,a.textureBindingViewDimension),u=this.device.createCommandEncoder({}),c=(e,t,n,r,i,s)=>{const a=e.getBindGroupLayout(0),o=this.device.createBindGroup({layout:a,entries:[{binding:0,resource:this.flipYSampler},{binding:1,resource:t.createView({dimension:t.textureBindingViewDimension||"2d-array",baseMipLevel:0,mipLevelCount:1})},{binding:2,resource:{buffer:s?this.flipUniformBuffer:this.noFlipUniformBuffer}}]}),l=u.beginRenderPass({colorAttachments:[{view:r.createView({dimension:"2d",baseMipLevel:0,mipLevelCount:1,baseArrayLayer:i,arrayLayerCount:1}),loadOp:NG,storeOp:CG}]});l.setPipeline(e),l.setBindGroup(0,o),l.draw(3,1,0,n),l.end()};c(o,e,n,a,0,!1),c(l,a,0,e,n,!0),this.device.queue.submit([u.finish()]),a.destroy()}generateMipmaps(e,t=null){const n=this.get(e),r=n.layers||this._mipmapCreateBundles(e),i=t||this.device.createCommandEncoder({label:"mipmapEncoder"});this._mipmapRunBundles(i,r),null===t&&this.device.queue.submit([i.finish()]),n.layers=r}_mipmapCreateBundles(e){const t=e.textureBindingViewDimension||"2d-array",n=this.getTransferPipeline(e.format,t),r=n.getBindGroupLayout(0),i=[];for(let s=1;s<e.mipLevelCount;s++)for(let a=0;a<e.depthOrArrayLayers;a++){const o=this.device.createBindGroup({layout:r,entries:[{binding:0,resource:this.mipmapSampler},{binding:1,resource:e.createView({dimension:t,baseMipLevel:s-1,mipLevelCount:1})},{binding:2,resource:{buffer:this.noFlipUniformBuffer}}]}),l={colorAttachments:[{view:e.createView({dimension:"2d",baseMipLevel:s,mipLevelCount:1,baseArrayLayer:a,arrayLayerCount:1}),loadOp:NG,storeOp:CG}]},u=this.device.createRenderBundleEncoder({colorFormats:[e.format]});u.setPipeline(n),u.setBindGroup(0,o),u.draw(3,1,0,a),i.push({renderBundles:[u.finish()],passDescriptor:l})}return i}_mipmapRunBundles(e,t){const n=t.length;for(let r=0;r<n;r++){const n=t[r],i=e.beginRenderPass(n.passDescriptor);i.executeBundles(n.renderBundles),i.end()}}}const RW={[Pt]:"never",[Dt]:"less",[Lt]:"equal",[It]:"less-equal",[Ot]:"greater",[Bt]:"greater-equal",[Ft]:"always",[Ut]:"not-equal"},NW=[0,1,3,2,4,5];class PW{constructor(e){this.backend=e,this._passUtils=null,this.defaultTexture={},this.defaultCubeTexture={},this.defaultVideoFrame=null,this._samplerCache=new Map}updateSampler(e){const t=this.backend,n=e.minFilter+"-"+e.magFilter+"-"+e.wrapS+"-"+e.wrapT+"-"+(e.wrapR||"0")+"-"+e.anisotropy+"-"+(e.compareFunction||0);let r=this._samplerCache.get(n);if(void 0===r){const i={addressModeU:this._convertAddressMode(e.wrapS),addressModeV:this._convertAddressMode(e.wrapT),addressModeW:this._convertAddressMode(e.wrapR),magFilter:this._convertFilterMode(e.magFilter),minFilter:this._convertFilterMode(e.minFilter),mipmapFilter:this._convertFilterMode(e.minFilter),maxAnisotropy:1};e.isDepthTexture&&null===e.compareFunction&&(i.magFilter=Mj,i.minFilter=Mj,i.mipmapFilter=Mj),i.magFilter===wj&&i.minFilter===wj&&i.mipmapFilter===wj&&(i.maxAnisotropy=e.anisotropy),e.isDepthTexture&&null!==e.compareFunction&&t.hasCompatibility(Wt)&&(i.compare=RW[e.compareFunction]);r={sampler:t.device.createSampler(i),usedTimes:0},this._samplerCache.set(n,r)}const i=t.get(e);if(i.sampler!==r.sampler){if(void 0!==i.sampler){const e=this._samplerCache.get(i.samplerKey);e.usedTimes--,0===e.usedTimes&&this._samplerCache.delete(i.samplerKey)}i.samplerKey=n,i.sampler=r.sampler,r.usedTimes++}return n}createDefaultTexture(e){let t;const n=DW(e);t=e.isCubeTexture?this._getDefaultCubeTextureGPU(n):this._getDefaultTextureGPU(n),this.backend.get(e).texture=t}createTexture(e,t={}){const n=this.backend,r=n.get(e);if(r.initialized)throw new Error("WebGPUTextureUtils: Texture already initialized.");if(e.isExternalTexture)return r.texture=e.sourceTexture,void(r.initialized=!0);void 0===t.needsMipmaps&&(t.needsMipmaps=!1),void 0===t.levels&&(t.levels=1),void 0===t.depth&&(t.depth=1);const{width:i,height:s,depth:a,levels:o}=t;e.isFramebufferTexture&&(t.renderTarget?t.format=this.backend.utils.getCurrentColorFormat(t.renderTarget):t.format=this.backend.utils.getPreferredCanvasFormat());const l=this._getDimension(e),u=e.internalFormat||t.format||DW(e,n.device);r.format=u;const{samples:c,primarySamples:h,isMSAA:d}=n.utils.getTextureSampleData(e);let A=GPUTextureUsage.TEXTURE_BINDING|GPUTextureUsage.COPY_DST|GPUTextureUsage.COPY_SRC;!0===e.isStorageTexture&&(A|=GPUTextureUsage.STORAGE_BINDING),!0!==e.isCompressedTexture&&!0!==e.isCompressedArrayTexture&&u!==oH&&(A|=GPUTextureUsage.RENDER_ATTACHMENT);const p={label:e.name,size:{width:i,height:s,depthOrArrayLayers:a},mipLevelCount:o,sampleCount:h,dimension:l,format:u,usage:A};if(void 0===u)return Jt("WebGPURenderer: Texture format not supported."),void this.createDefaultTexture(e);e.isCubeTexture&&(p.textureBindingViewDimension=gW);try{r.texture=n.device.createTexture(p)}catch(t){return Jt("WebGPURenderer: Failed to create texture with descriptor:",p),void this.createDefaultTexture(e)}if(d){const e=Object.assign({},p);e.label=e.label+"-msaa",e.sampleCount=c,e.mipLevelCount=1,r.msaaTexture=n.device.createTexture(e)}r.initialized=!0,r.textureDescriptorGPU=p}destroyTexture(e,t=!1){const n=this.backend,r=n.get(e);void 0!==r.texture&&!1===t&&r.texture.destroy(),void 0!==r.msaaTexture&&r.msaaTexture.destroy(),n.delete(e)}generateMipmaps(e,t=null){const n=this.backend.get(e);this._generateMipmaps(n.texture,t)}getColorBuffer(){const e=this.backend,t=e.renderer.getCanvasTarget(),{width:n,height:r}=e.getDrawingBufferSize(),i=e.renderer.currentSamples,s=t.colorTexture,a=e.get(s);if(s.width===n&&s.height===r&&s.samples===i)return a.texture;let o=a.texture;return o&&o.destroy(),o=e.device.createTexture({label:"colorBuffer",size:{width:n,height:r,depthOrArrayLayers:1},sampleCount:e.utils.getSampleCount(e.renderer.currentSamples),format:e.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC}),s.source.width=n,s.source.height=r,s.samples=i,a.texture=o,o}getDepthBuffer(e=!0,t=!1){const n=this.backend,r=n.renderer.getCanvasTarget(),{width:i,height:s}=n.getDrawingBufferSize(),a=n.renderer.currentSamples,o=r.depthTexture;if(o.width===i&&o.height===s&&o.samples===a&&o.depth===e&&o.stencil===t)return n.get(o).texture;const l=n.get(o).texture;let u,c;if(t?(u=Be,c=Ne):e&&(u=Ue,c=we),void 0!==l){if(o.image.width===i&&o.image.height===s&&o.format===u&&o.type===c&&o.samples===a)return l;this.destroyTexture(o)}return o.name="depthBuffer",o.format=u,o.type=c,o.image.width=i,o.image.height=s,o.samples=a,this.createTexture(o,{width:i,height:s}),n.get(o).texture}updateTexture(e,t){const n=this.backend.get(e),r=e.mipmaps,{textureDescriptorGPU:i}=n;if(!e.isRenderTargetTexture&&void 0!==i){if(e.isDataTexture)if(r.length>0)for(let t=0,s=r.length;t<s;t++){const s=r[t];this._copyBufferToTexture(s,n.texture,i,0,e.flipY,0,t)}else this._copyBufferToTexture(t.image,n.texture,i,0,e.flipY);else if(e.isArrayTexture||e.isDataArrayTexture||e.isData3DTexture)for(let r=0;r<t.image.depth;r++)this._copyBufferToTexture(t.image,n.texture,i,r,e.flipY,r);else if(e.isCompressedTexture||e.isCompressedArrayTexture)this._copyCompressedBufferToTexture(e.mipmaps,n.texture,i);else if(e.isCubeTexture)this._copyCubeMapToTexture(e,n.texture,i);else if(r.length>0)for(let t=0,s=r.length;t<s;t++){const s=r[t];this._copyImageToTexture(s,n.texture,i,0,e.flipY,e.premultiplyAlpha,t)}else this._copyImageToTexture(t.image,n.texture,i,0,e.flipY,e.premultiplyAlpha);n.version=e.version}}async copyTextureToBuffer(e,t,n,r,i,s){const a=this.backend.device,o=this.backend.get(e),l=o.texture,u=o.textureDescriptorGPU.format,c=this._getBytesPerTexel(u);let h=r*c;h=256*Math.ceil(h/256);const d=a.createBuffer({size:(i-1)*h+r*c,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ}),A=a.createCommandEncoder();A.copyTextureToBuffer({texture:l,origin:{x:t,y:n,z:s}},{buffer:d,bytesPerRow:h},{width:r,height:i});const p=this._getTypedArrayType(u);a.queue.submit([A.finish()]),await d.mapAsync(GPUMapMode.READ);return new p(d.getMappedRange())}dispose(){this._samplerCache.clear()}_getDefaultTextureGPU(e){let t=this.defaultTexture[e];if(void 0===t){const n=new Un;n.minFilter=pe,n.magFilter=pe,this.createTexture(n,{width:1,height:1,format:e}),this.defaultTexture[e]=t=n}return this.backend.get(t).texture}_getDefaultCubeTextureGPU(e){let t=this.defaultCubeTexture[e];if(void 0===t){const n=new Ds;n.minFilter=pe,n.magFilter=pe,this.createTexture(n,{width:1,height:1,depth:6}),this.defaultCubeTexture[e]=t=n}return this.backend.get(t).texture}_copyCubeMapToTexture(e,t,n){const r=e.images,i=e.mipmaps;for(let s=0;s<6;s++){const a=r[s],o=!0===e.flipY?NW[s]:s;a.isDataTexture?this._copyBufferToTexture(a.image,t,n,o,e.flipY):this._copyImageToTexture(a,t,n,o,e.flipY,e.premultiplyAlpha);for(let r=0;r<i.length;r++){const a=i[r].images[s];a.isDataTexture?this._copyBufferToTexture(a.image,t,n,o,e.flipY,0,r+1):this._copyImageToTexture(a,t,n,o,e.flipY,e.premultiplyAlpha,r+1)}}}_copyImageToTexture(e,t,n,r,i,s,a=0){const o=this.backend.device,l=a>0?e.width:n.size.width,u=a>0?e.height:n.size.height;try{o.queue.copyExternalImageToTexture({source:e,flipY:i},{texture:t,mipLevel:a,origin:{x:0,y:0,z:r},premultipliedAlpha:s},{width:l,height:u,depthOrArrayLayers:1})}catch(e){}}_getPassUtils(){let e=this._passUtils;return null===e&&(this._passUtils=e=new CW(this.backend.device)),e}_generateMipmaps(e,t=null){this._getPassUtils().generateMipmaps(e,t)}_flipY(e,t,n=0){this._getPassUtils().flipY(e,t,n)}_copyBufferToTexture(e,t,n,r,i,s=0,a=0){const o=this.backend.device,l=e.data,u=this._getBytesPerTexel(n.format),c=e.width*u;o.queue.writeTexture({texture:t,mipLevel:a,origin:{x:0,y:0,z:r}},l,{offset:e.width*e.height*u*s,bytesPerRow:c},{width:e.width,height:e.height,depthOrArrayLayers:1}),!0===i&&this._flipY(t,n,r)}_copyCompressedBufferToTexture(e,t,n){const r=this.backend.device,i=this._getBlockData(n.format),s=n.size.depthOrArrayLayers>1;for(let a=0;a<e.length;a++){const o=e[a],l=o.width,u=o.height,c=s?n.size.depthOrArrayLayers:1,h=Math.ceil(l/i.width)*i.byteLength,d=h*Math.ceil(u/i.height);for(let e=0;e<c;e++)r.queue.writeTexture({texture:t,mipLevel:a,origin:{x:0,y:0,z:e}},o.data,{offset:e*d,bytesPerRow:h,rowsPerImage:Math.ceil(u/i.height)},{width:Math.ceil(l/i.width)*i.width,height:Math.ceil(u/i.height)*i.height,depthOrArrayLayers:1})}}_getBlockData(e){return e===SH||e===wH?{byteLength:8,width:4,height:4}:e===MH||e===EH||e===CH||e===RH?{byteLength:16,width:4,height:4}:e===NH||e===PH?{byteLength:8,width:4,height:4}:e===DH||e===LH||e===IH||e===OH||e===UH||e===BH?{byteLength:16,width:4,height:4}:e===FH||e===kH||e===qH||e===VH?{byteLength:8,width:4,height:4}:e===zH||e===GH?{byteLength:16,width:4,height:4}:e===HH||e===jH?{byteLength:8,width:4,height:4}:e===WH||e===XH||e===$H||e===QH?{byteLength:16,width:4,height:4}:e===YH||e===KH?{byteLength:16,width:5,height:4}:e===ZH||e===JH?{byteLength:16,width:5,height:5}:e===ej||e===tj?{byteLength:16,width:6,height:5}:e===nj||e===rj?{byteLength:16,width:6,height:6}:e===ij||e===sj?{byteLength:16,width:8,height:5}:e===aj||e===oj?{byteLength:16,width:8,height:6}:e===lj||e===uj?{byteLength:16,width:8,height:8}:e===cj||e===hj?{byteLength:16,width:10,height:5}:e===dj||e===Aj?{byteLength:16,width:10,height:6}:e===pj||e===fj?{byteLength:16,width:10,height:8}:e===mj||e===gj?{byteLength:16,width:10,height:10}:e===_j||e===vj?{byteLength:16,width:12,height:10}:e===yj||e===bj?{byteLength:16,width:12,height:12}:void 0}_convertAddressMode(e){let t=xj;return e===he?t=Tj:e===Ae&&(t=Sj),t}_convertFilterMode(e){let t=wj;return e!==pe&&e!==fe&&e!==me||(t=Mj),t}_getBytesPerTexel(e){return e===BG||e===FG||e===kG||e===qG?1:e===VG||e===zG||e===GG||e===HG||e===jG||e===WG||e===XG?2:e===$G||e===QG||e===YG||e===KG||e===ZG||e===JG||e===eH||e===tH||e===nH||e===rH||e===iH||e===sH||e===aH||e===oH||e===lH||e===uH||e===xH||e===yH||e===bH||e===TH?4:e===cH||e===hH||e===dH||e===AH||e===pH||e===fH?8:e===mH||e===gH||e===_H?16:void 0}_getTypedArrayType(e){return e===kG?Uint8Array:e===qG?Int8Array:e===BG?Uint8Array:e===FG?Int8Array:e===WG?Uint8Array:e===XG?Int8Array:e===HG?Uint8Array:e===jG?Int8Array:e===rH?Uint8Array:e===iH?Int8Array:e===eH||e===tH?Uint8Array:e===nH?Int8Array:e===VG?Uint16Array:e===zG?Int16Array:e===KG?Uint16Array:e===ZG?Int16Array:e===AH?Uint16Array:e===pH?Int16Array:e===GG||e===JG||e===fH?Uint16Array:e===$G?Uint32Array:e===QG?Int32Array:e===YG?Float32Array:e===cH?Uint32Array:e===hH?Int32Array:e===dH?Float32Array:e===mH?Uint32Array:e===gH?Int32Array:e===_H?Float32Array:e===sH||e===aH?Uint8Array:e===lH||e===oH||e===uH?Uint32Array:e===xH?Float32Array:e===yH||e===bH?Uint32Array:e===TH?Float32Array:void 0}_getDimension(e){let t;return t=e.is3DTexture||e.isData3DTexture?pW:AW,t}}function DW(e,t=null){const n=e.format,r=e.type,i=e.colorSpace,s=Mn.getTransfer(i);let a;if(!0===e.isCompressedTexture||!0===e.isCompressedArrayTexture)switch(n){case Ge:case He:a=s===Rt?wH:SH;break;case je:a=s===Rt?EH:MH;break;case We:a=s===Rt?RH:CH;break;case bt:a=NH;break;case xt:a=PH;break;case Tt:a=DH;break;case St:a=LH;break;case _t:a=s===Rt?BH:UH;break;case Ze:case Ke:a=s===Rt?kH:FH;break;case Je:a=s===Rt?GH:zH;break;case et:a=HH;break;case tt:a=jH;break;case nt:a=WH;break;case rt:a=XH;break;case it:a=s===Rt?QH:$H;break;case st:a=s===Rt?KH:YH;break;case at:a=s===Rt?JH:ZH;break;case ot:a=s===Rt?tj:ej;break;case lt:a=s===Rt?rj:nj;break;case ut:a=s===Rt?sj:ij;break;case ct:a=s===Rt?oj:aj;break;case ht:a=s===Rt?uj:lj;break;case dt:a=s===Rt?hj:cj;break;case At:a=s===Rt?Aj:dj;break;case pt:a=s===Rt?fj:pj;break;case ft:a=s===Rt?gj:mj;break;case mt:a=s===Rt?vj:_j;break;case gt:a=s===Rt?bj:yj;break;case Oe:a=s===Rt?tH:eH;break;default:en("WebGPURenderer: Unsupported texture format.",n)}else switch(n){case Oe:switch(r){case be:a=nH;break;case xe:a=pH;break;case Te:a=AH;break;case we:a=mH;break;case Se:a=gH;break;case ye:a=s===Rt?tH:eH;break;case Ee:a=fH;break;case Me:a=_H;break;default:en("WebGPURenderer: Unsupported texture type with RGBAFormat.",r)}break;case Ie:switch(r){case Pe:a=oH;break;case De:a=uH;break;default:en("WebGPURenderer: Unsupported texture type with RGBFormat.",r)}break;case Fe:switch(r){case be:a=FG;break;case xe:a=zG;break;case Te:a=VG;break;case we:a=$G;break;case Se:a=QG;break;case ye:a=BG;break;case Ee:a=GG;break;case Me:a=YG;break;default:en("WebGPURenderer: Unsupported texture type with RedFormat.",r)}break;case qe:switch(r){case be:a=jG;break;case xe:a=ZG;break;case Te:a=KG;break;case we:a=cH;break;case Se:a=hH;break;case ye:a=HG;break;case Ee:a=JG;break;case Me:a=dH;break;default:en("WebGPURenderer: Unsupported texture type with RGFormat.",r)}break;case Ue:switch(r){case Te:a=vH;break;case we:a=yH;break;case Me:a=xH;break;default:en("WebGPURenderer: Unsupported texture type with DepthFormat.",r)}break;case Be:switch(r){case Ne:a=bH;break;case Me:t&&!1===t.features.has(xW.Depth32FloatStencil8)&&en('WebGPURenderer: Depth textures with DepthStencilFormat + FloatType can only be used with the "depth32float-stencil8" GPU feature.'),a=TH;break;default:en("WebGPURenderer: Unsupported texture type with DepthStencilFormat.",r)}break;case ke:switch(r){case Se:a=QG;break;case we:a=$G;break;default:en("WebGPURenderer: Unsupported texture type with RedIntegerFormat.",r)}break;case Ve:switch(r){case Se:a=hH;break;case we:a=cH;break;default:en("WebGPURenderer: Unsupported texture type with RGIntegerFormat.",r)}break;case ze:switch(r){case Se:a=gH;break;case we:a=mH;break;default:en("WebGPURenderer: Unsupported texture type with RGBAIntegerFormat.",r)}break;default:en("WebGPURenderer: Unsupported texture format.",n)}return a}const LW=/^[fn]*\s*([a-z_0-9]+)?\s*\(([\s\S]*?)\)\s*[\-\>]*\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/i,IW=/([a-z_0-9]+)\s*:\s*([a-z_0-9]+(?:<[\s\S]+?>)?)/gi,OW={f32:"float",i32:"int",u32:"uint",bool:"bool","vec2<f32>":"vec2","vec2<i32>":"ivec2","vec2<u32>":"uvec2","vec2<bool>":"bvec2",vec2f:"vec2",vec2i:"ivec2",vec2u:"uvec2",vec2b:"bvec2","vec3<f32>":"vec3","vec3<i32>":"ivec3","vec3<u32>":"uvec3","vec3<bool>":"bvec3",vec3f:"vec3",vec3i:"ivec3",vec3u:"uvec3",vec3b:"bvec3","vec4<f32>":"vec4","vec4<i32>":"ivec4","vec4<u32>":"uvec4","vec4<bool>":"bvec4",vec4f:"vec4",vec4i:"ivec4",vec4u:"uvec4",vec4b:"bvec4","mat2x2<f32>":"mat2",mat2x2f:"mat2","mat3x3<f32>":"mat3",mat3x3f:"mat3","mat4x4<f32>":"mat4",mat4x4f:"mat4",sampler:"sampler",texture_1d:"texture",texture_2d:"texture",texture_2d_array:"texture",texture_multisampled_2d:"cubeTexture",texture_depth_2d:"depthTexture",texture_depth_2d_array:"depthTexture",texture_depth_multisampled_2d:"depthTexture",texture_depth_cube:"depthTexture",texture_depth_cube_array:"depthTexture",texture_3d:"texture3D",texture_cube:"cubeTexture",texture_cube_array:"cubeTexture",texture_storage_1d:"storageTexture",texture_storage_2d:"storageTexture",texture_storage_2d_array:"storageTexture",texture_storage_3d:"storageTexture"};class UW extends kV{constructor(e){const{type:t,inputs:n,name:r,inputsCode:i,blockCode:s,outputType:a}=(e=>{const t=(e=e.trim()).match(LW);if(null!==t&&4===t.length){const n=t[2],r=[];let i=null;for(;null!==(i=IW.exec(n));)r.push({name:i[1],type:i[2]});const s=[];for(let e=0;e<r.length;e++){const{name:t,type:n}=r[e];let i=n;i.startsWith("ptr")?i="pointer":(i.startsWith("texture")&&(i=n.split("<")[0]),i=OW[i]),s.push(new wV(i,t))}const a=e.substring(t[0].length),o=t[3]||"void",l=void 0!==t[1]?t[1]:"";return{type:OW[o]||o,inputs:s,name:l,inputsCode:n,blockCode:a,outputType:o}}throw new Error("FunctionNode: Function is not a WGSL code.")})(e);super(t,n,r),this.inputsCode=i,this.blockCode=s,this.outputType=a}getCode(e=this.name){const t="void"!==this.outputType?"-> "+this.outputType:"";return`fn ${e} ( ${this.inputsCode.trim()} ) ${t}`+this.blockCode}}class BW extends FV{parseFunction(e){return new UW(e)}}const FW={[Mb.READ_ONLY]:"read",[Mb.WRITE_ONLY]:"write",[Mb.READ_WRITE]:"read_write"},kW={[he]:"repeat",[de]:"clamp",[Ae]:"mirror"},qW={vertex:vG.VERTEX,fragment:vG.FRAGMENT,compute:vG.COMPUTE},VW={instance:!0,swizzleAssign:!1,storageBuffer:!0},zW={"^^":"tsl_xor"},GW={float:"f32",int:"i32",uint:"u32",bool:"bool",color:"vec3<f32>",vec2:"vec2<f32>",ivec2:"vec2<i32>",uvec2:"vec2<u32>",bvec2:"vec2<bool>",vec3:"vec3<f32>",ivec3:"vec3<i32>",uvec3:"vec3<u32>",bvec3:"vec3<bool>",vec4:"vec4<f32>",ivec4:"vec4<i32>",uvec4:"vec4<u32>",bvec4:"vec4<bool>",mat2:"mat2x2<f32>",mat3:"mat3x3<f32>",mat4:"mat4x4<f32>"},HW={},jW={tsl_xor:new xB("fn tsl_xor( a : bool, b : bool ) -> bool { return ( a || b ) && !( a && b ); }"),mod_float:new xB("fn tsl_mod_float( x : f32, y : f32 ) -> f32 { return x - y * floor( x / y ); }"),mod_vec2:new xB("fn tsl_mod_vec2( x : vec2f, y : vec2f ) -> vec2f { return x - y * floor( x / y ); }"),mod_vec3:new xB("fn tsl_mod_vec3( x : vec3f, y : vec3f ) -> vec3f { return x - y * floor( x / y ); }"),mod_vec4:new xB("fn tsl_mod_vec4( x : vec4f, y : vec4f ) -> vec4f { return x - y * floor( x / y ); }"),equals_bool:new xB("fn tsl_equals_bool( a : bool, b : bool ) -> bool { return a == b; }"),equals_bvec2:new xB("fn tsl_equals_bvec2( a : vec2f, b : vec2f ) -> vec2<bool> { return vec2<bool>( a.x == b.x, a.y == b.y ); }"),equals_bvec3:new xB("fn tsl_equals_bvec3( a : vec3f, b : vec3f ) -> vec3<bool> { return vec3<bool>( a.x == b.x, a.y == b.y, a.z == b.z ); }"),equals_bvec4:new xB("fn tsl_equals_bvec4( a : vec4f, b : vec4f ) -> vec4<bool> { return vec4<bool>( a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w ); }"),repeatWrapping_float:new xB("fn tsl_repeatWrapping_float( coord: f32 ) -> f32 { return fract( coord ); }"),mirrorWrapping_float:new xB("fn tsl_mirrorWrapping_float( coord: f32 ) -> f32 { let mirrored = fract( coord * 0.5 ) * 2.0; return 1.0 - abs( 1.0 - mirrored ); }"),clampWrapping_float:new xB("fn tsl_clampWrapping_float( coord: f32 ) -> f32 { return clamp( coord, 0.0, 1.0 ); }"),biquadraticTexture:new xB("\nfn tsl_biquadraticTexture( map : texture_2d<f32>, coord : vec2f, iRes : vec2u, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n"),biquadraticTextureArray:new xB("\nfn tsl_biquadraticTexture_array( map : texture_2d_array<f32>, coord : vec2f, iRes : vec2u, layer : u32, level : u32 ) -> vec4f {\n\n\tlet res = vec2f( iRes );\n\n\tlet uvScaled = coord * res;\n\tlet uvWrapping = ( ( uvScaled % res ) + res ) % res;\n\n\t// https://www.shadertoy.com/view/WtyXRy\n\n\tlet uv = uvWrapping - 0.5;\n\tlet iuv = floor( uv );\n\tlet f = fract( uv );\n\n\tlet rg1 = textureLoad( map, vec2u( iuv + vec2( 0.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg2 = textureLoad( map, vec2u( iuv + vec2( 1.5, 0.5 ) ) % iRes, layer, level );\n\tlet rg3 = textureLoad( map, vec2u( iuv + vec2( 0.5, 1.5 ) ) % iRes, layer, level );\n\tlet rg4 = textureLoad( map, vec2u( iuv + vec2( 1.5, 1.5 ) ) % iRes, layer, level );\n\n\treturn mix( mix( rg1, rg2, f.x ), mix( rg3, rg4, f.x ), f.y );\n\n}\n")},WW={dFdx:"dpdx",dFdy:"- dpdy",mod_float:"tsl_mod_float",mod_vec2:"tsl_mod_vec2",mod_vec3:"tsl_mod_vec3",mod_vec4:"tsl_mod_vec4",equals_bool:"tsl_equals_bool",equals_bvec2:"tsl_equals_bvec2",equals_bvec3:"tsl_equals_bvec3",equals_bvec4:"tsl_equals_bvec4",inversesqrt:"inverseSqrt",bitcast:"bitcast<f32>",floatpack_snorm_2x16:"pack2x16snorm",floatpack_unorm_2x16:"pack2x16unorm",floatpack_float16_2x16:"pack2x16float",floatunpack_snorm_2x16:"unpack2x16snorm",floatunpack_unorm_2x16:"unpack2x16unorm",floatunpack_float16_2x16:"unpack2x16float"};let XW="";!0!==("undefined"!=typeof navigator&&/Firefox|Deno/g.test(navigator.userAgent))&&(XW+="diagnostic( off, derivative_uniformity );\n");class $W extends TV{constructor(e,t){super(e,t,new BW),this.uniformGroups={},this.uniformGroupsBindings={},this.builtins={},this.directives={},this.scopedArrays=new Map}_generateTextureSample(e,t,n,r,i,s=this.shaderStage){return"fragment"===s?r?i?`textureSample( ${t}, ${t}_sampler, ${n}, ${r}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${n}, ${r} )`:i?`textureSample( ${t}, ${t}_sampler, ${n}, ${i} )`:`textureSample( ${t}, ${t}_sampler, ${n} )`:this.generateTextureSampleLevel(e,t,n,"0",r)}generateTextureSampleLevel(e,t,n,r,i,s){return!1===this.isUnfilterable(e)?i?s?`textureSampleLevel( ${t}, ${t}_sampler, ${n}, ${i}, ${r}, ${s} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${n}, ${i}, ${r} )`:s?`textureSampleLevel( ${t}, ${t}_sampler, ${n}, ${r}, ${s} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${n}, ${r} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,n,s,r,i):this.generateTextureLod(e,t,n,i,s,r)}generateWrapFunction(e){const t=`tsl_coord_${kW[e.wrapS]}S_${kW[e.wrapT]}_${e.is3DTexture||e.isData3DTexture?"3d":"2d"}T`;let n=HW[t];if(void 0===n){const r=[],i=e.is3DTexture||e.isData3DTexture?"vec3f":"vec2f";let s=`fn ${t}( coord : ${i} ) -> ${i} {\n\n\treturn ${i}(\n`;const a=(e,t)=>{e===he?(r.push(jW.repeatWrapping_float),s+=`\t\ttsl_repeatWrapping_float( coord.${t} )`):e===de?(r.push(jW.clampWrapping_float),s+=`\t\ttsl_clampWrapping_float( coord.${t} )`):e===Ae?(r.push(jW.mirrorWrapping_float),s+=`\t\ttsl_mirrorWrapping_float( coord.${t} )`):(s+=`\t\tcoord.${t}`,Jt(`WebGPURenderer: Unsupported texture wrap type "${e}" for vertex shader.`))};a(e.wrapS,"x"),s+=",\n",a(e.wrapT,"y"),(e.is3DTexture||e.isData3DTexture)&&(s+=",\n",a(e.wrapR,"z")),s+="\n\t);\n\n}\n",HW[t]=n=new xB(s,r)}return n.build(this),t}generateArrayDeclaration(e,t){return`array< ${this.getType(e)}, ${t} >`}generateTextureDimension(e,t,n){const r=this.getDataFromNode(e,this.shaderStage,this.globalCache);void 0===r.dimensionsSnippet&&(r.dimensionsSnippet={});let i=r.dimensionsSnippet[n];if(void 0===r.dimensionsSnippet[n]){let s,a;const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(e),l=o>1;a=e.is3DTexture||e.isData3DTexture?"vec3<u32>":"vec2<u32>",s=l||e.isStorageTexture?t:`${t}${n?`, u32( ${n} )`:""}`,i=new Qw(new UM(`textureDimensions( ${s} )`,a)),r.dimensionsSnippet[n]=i,(e.isArrayTexture||e.isDataArrayTexture||e.is3DTexture||e.isData3DTexture)&&(r.arrayLayerCount=new Qw(new UM(`textureNumLayers(${t})`,"u32"))),e.isTextureCube&&(r.cubeFaceCount=new Qw(new UM("6u","u32")))}return i.build(this)}generateFilteredTexture(e,t,n,r,i="0u",s){const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,i);return r&&(n=`${n} + vec2<f32>(${r}) / ${o}`),s?(this._include("biquadraticTextureArray"),`tsl_biquadraticTexture_array( ${t}, ${a}( ${n} ), ${o}, u32( ${s} ), u32( ${i} ) )`):(this._include("biquadraticTexture"),`tsl_biquadraticTexture( ${t}, ${a}( ${n} ), ${o}, u32( ${i} ) )`)}generateTextureLod(e,t,n,r,i,s="0u"){if(!0===e.isCubeTexture){i&&(n=`${n} + vec3<f32>(${i})`);return`textureSampleLevel( ${t}, ${t}_sampler, ${n}, ${e.isDepthTexture?"u32":"f32"}( ${s} ) )`}const a=this.generateWrapFunction(e),o=this.generateTextureDimension(e,t,s),l=e.is3DTexture||e.isData3DTexture?"vec3":"vec2";i&&(n=`${n} + ${l}<f32>(${i}) / ${l}<f32>( ${o} )`);return n=`${l}<u32>( clamp( floor( ${a}( ${n} ) * ${l}<f32>( ${o} ) ), ${`${l}<f32>( 0 )`}, ${`${l}<f32>( ${o} - ${"vec3"===l?"vec3<u32>( 1, 1, 1 )":"vec2<u32>( 1, 1 )"} )`} ) )`,this.generateTextureLoad(e,t,n,s,r,null)}generateStorageTextureLoad(e,t,n,r,i,s){let a;return s&&(n=`${n} + ${s}`),a=i?`textureLoad( ${t}, ${n}, ${i} )`:`textureLoad( ${t}, ${n} )`,a}generateTextureLoad(e,t,n,r,i,s){let a;return null===r&&(r="0u"),s&&(n=`${n} + ${s}`),i?a=`textureLoad( ${t}, ${n}, ${i}, u32( ${r} ) )`:(a=`textureLoad( ${t}, ${n}, u32( ${r} ) )`,this.renderer.backend.compatibilityMode&&e.isDepthTexture&&(a+=".x")),a}generateTextureStore(e,t,n,r,i){let s;return s=r?`textureStore( ${t}, ${n}, ${r}, ${i} )`:`textureStore( ${t}, ${n}, ${i} )`,s}isSampleCompare(e){return!0===e.isDepthTexture&&null!==e.compareFunction&&this.renderer.hasCompatibility(Wt)}isUnfilterable(e){return"float"!==this.getComponentTypeFromTexture(e)||!this.isAvailable("float32Filterable")&&!0===e.isDataTexture&&e.type===Me||!1===this.isSampleCompare(e)&&e.minFilter===pe&&e.magFilter===pe||this.renderer.backend.utils.getTextureSampleData(e).primarySamples>1}generateTexture(e,t,n,r,i,s=this.shaderStage){let a=null;return a=this.isUnfilterable(e)?this.generateTextureLod(e,t,n,r,i,"0",s):this._generateTextureSample(e,t,n,r,i,s),a}generateTextureGrad(e,t,n,r,i,s,a=this.shaderStage){if("fragment"===a)return i?s?`textureSampleGrad( ${t}, ${t}_sampler, ${n}, ${i}, ${r[0]}, ${r[1]}, ${s} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${n}, ${i}, ${r[0]}, ${r[1]} )`:s?`textureSampleGrad( ${t}, ${t}_sampler, ${n}, ${r[0]}, ${r[1]}, ${s} )`:`textureSampleGrad( ${t}, ${t}_sampler, ${n}, ${r[0]}, ${r[1]} )`;en(`WebGPURenderer: THREE.TextureNode.gradient() does not support ${a} shader.`)}generateTextureCompare(e,t,n,r,i,s,a=this.shaderStage){if("fragment"===a)return!0===e.isDepthTexture&&!0===e.isArrayTexture?s?`textureSampleCompare( ${t}, ${t}_sampler, ${n}, ${i}, ${r}, ${s} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${n}, ${i}, ${r} )`:s?`textureSampleCompare( ${t}, ${t}_sampler, ${n}, ${r}, ${s} )`:`textureSampleCompare( ${t}, ${t}_sampler, ${n}, ${r} )`;en(`WebGPURenderer: THREE.DepthTexture.compareFunction() does not support ${a} shader.`)}generateTextureLevel(e,t,n,r,i,s){return!1===this.isUnfilterable(e)?i?s?`textureSampleLevel( ${t}, ${t}_sampler, ${n}, ${i}, ${r}, ${s} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${n}, ${i}, ${r} )`:s?`textureSampleLevel( ${t}, ${t}_sampler, ${n}, ${r}, ${s} )`:`textureSampleLevel( ${t}, ${t}_sampler, ${n}, ${r} )`:this.isFilteredTexture(e)?this.generateFilteredTexture(e,t,n,s,r,i):this.generateTextureLod(e,t,n,i,s,r)}generateTextureBias(e,t,n,r,i,s,a=this.shaderStage){if("fragment"===a)return i?s?`textureSampleBias( ${t}, ${t}_sampler, ${n}, ${i}, ${r}, ${s} )`:`textureSampleBias( ${t}, ${t}_sampler, ${n}, ${i}, ${r} )`:s?`textureSampleBias( ${t}, ${t}_sampler, ${n}, ${r}, ${s} )`:`textureSampleBias( ${t}, ${t}_sampler, ${n}, ${r} )`;en(`WebGPURenderer: THREE.TextureNode.biasNode does not support ${a} shader.`)}getPropertyName(e,t=this.shaderStage){if(!0===e.isNodeVarying&&!0===e.needsInterpolation){if("vertex"===t)return`varyings.${e.name}`}else if(!0===e.isNodeUniform){const t=e.name,n=e.type;return"texture"===n||"cubeTexture"===n||"cubeDepthTexture"===n||"storageTexture"===n||"texture3D"===n?t:"buffer"===n||"storageBuffer"===n||"indirectStorageBuffer"===n?this.isCustomStruct(e)?t:t+".value":e.groupNode.name+"."+t}return super.getPropertyName(e)}getOutputStructName(){return"output"}getFunctionOperator(e){const t=zW[e];return void 0!==t?(this._include(t),t):null}getNodeAccess(e,t){return"compute"!==t?!0===e.isAtomic?(Jt("WebGPURenderer: Atomic operations are only supported in compute shaders."),Mb.READ_WRITE):Mb.READ_ONLY:e.access}getStorageAccess(e,t){return FW[this.getNodeAccess(e,t)]}getUniformFromNode(e,t,n,r=null){const i=super.getUniformFromNode(e,t,n,r),s=this.getDataFromNode(e,n,this.globalCache);if(void 0===s.uniformGPU){let a;const o=e.groupNode,l=o.name,u=this.getBindGroupArray(l,n);if("texture"===t||"cubeTexture"===t||"cubeDepthTexture"===t||"storageTexture"===t||"texture3D"===t){let r=null;const s=this.getNodeAccess(e,n);"texture"===t||"storageTexture"===t?r=!0===e.value.is3DTexture?new Bz(i.name,i.node,o,s):new Oz(i.name,i.node,o,s):"cubeTexture"===t||"cubeDepthTexture"===t?r=new Uz(i.name,i.node,o,s):"texture3D"===t&&(r=new Bz(i.name,i.node,o,s)),r.store=!0===e.isStorageTextureNode,r.mipLevel=r.store?e.mipLevel:0,r.setVisibility(qW[n]);if(!0===e.value.isCubeTexture||!1===this.isUnfilterable(e.value)&&!1===r.store){const e=new SW(`${i.name}_sampler`,i.node,o);e.setVisibility(qW[n]),u.push(e,r),a=[e,r]}else u.push(r),a=[r]}else if("buffer"===t||"storageBuffer"===t||"indirectStorageBuffer"===t){const s=this.getSharedDataFromNode(e);let l=s.buffer;if(void 0===l){l=new("buffer"===t?Cz:EW)(e,o),s.buffer=l}l.setVisibility(l.getVisibility()|qW[n]),u.push(l),a=l,i.name=r||"NodeBuffer_"+i.id}else{let e=this.uniformGroups[l];void 0===e&&(e=new Pz(l,o),e.setVisibility(vG.VERTEX|vG.FRAGMENT|vG.COMPUTE),this.uniformGroups[l]=e),-1===u.indexOf(e)&&u.push(e),a=this.getNodeUniform(i,t);const n=a.name,r=e.uniforms.some(e=>e.name===n);r||e.addUniform(a)}s.uniformGPU=a}return i}getBuiltin(e,t,n,r=this.shaderStage){const i=this.builtins[r]||(this.builtins[r]=new Map);return!1===i.has(e)&&i.set(e,{name:e,property:t,type:n}),t}hasBuiltin(e,t=this.shaderStage){return void 0!==this.builtins[t]&&this.builtins[t].has(e)}getVertexIndex(){return"vertex"===this.shaderStage?this.getBuiltin("vertex_index","vertexIndex","u32","attribute"):"vertexIndex"}buildFunctionCode(e){const t=e.layout,n=this.flowShaderNode(e),r=[];for(const e of t.inputs)r.push(e.name+" : "+this.getType(e.type));let i=`fn ${t.name}( ${r.join(", ")} ) -> ${this.getType(t.type)} {\n${n.vars}\n${n.code}\n`;return n.result&&(i+=`\treturn ${n.result};\n`),i+="\n}\n",i}getInstanceIndex(){return"vertex"===this.shaderStage?this.getBuiltin("instance_index","instanceIndex","u32","attribute"):"instanceIndex"}getInvocationLocalIndex(){return this.getBuiltin("local_invocation_index","invocationLocalIndex","u32","attribute")}getSubgroupSize(){return this.enableSubGroups(),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute")}getInvocationSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_invocation_id","invocationSubgroupIndex","u32","attribute")}getSubgroupIndex(){return this.enableSubGroups(),this.getBuiltin("subgroup_id","subgroupIndex","u32","attribute")}getDrawIndex(){return null}getFrontFacing(){return this.getBuiltin("front_facing","isFront","bool")}getFragCoord(){return this.getBuiltin("position","fragCoord","vec4<f32>")+".xy"}getFragDepth(){return"output."+this.getBuiltin("frag_depth","depth","f32","output")}getClipDistance(){return"varyings.hw_clip_distances"}isFlipY(){return!1}enableDirective(e,t=this.shaderStage){(this.directives[t]||(this.directives[t]=new Set)).add(e)}getDirectives(e){const t=[],n=this.directives[e];if(void 0!==n)for(const e of n)t.push(`enable ${e};`);return t.join("\n")}enableSubGroups(){this.enableDirective("subgroups")}enableSubgroupsF16(){this.enableDirective("subgroups-f16")}enableClipDistances(){this.enableDirective("clip_distances")}enableShaderF16(){this.enableDirective("f16")}enableDualSourceBlending(){this.enableDirective("dual_source_blending")}enableHardwareClipping(e){this.enableClipDistances(),this.getBuiltin("clip_distances","hw_clip_distances",`array<f32, ${e} >`,"vertex")}getBuiltins(e){const t=[],n=this.builtins[e];if(void 0!==n)for(const{name:e,property:r,type:i}of n.values())t.push(`@builtin( ${e} ) ${r} : ${i}`);return t.join(",\n\t")}getScopedArray(e,t,n,r){return!1===this.scopedArrays.has(e)&&this.scopedArrays.set(e,{name:e,scope:t,bufferType:n,bufferCount:r}),e}getScopedArrays(e){if("compute"!==e)return;const t=[];for(const{name:e,scope:n,bufferType:r,bufferCount:i}of this.scopedArrays.values()){const s=this.getType(r);t.push(`var<${n}> ${e}: array< ${s}, ${i} >;`)}return t.join("\n")}getAttributes(e){const t=[];if("compute"===e&&(this.getBuiltin("global_invocation_id","globalId","vec3<u32>","attribute"),this.getBuiltin("workgroup_id","workgroupId","vec3<u32>","attribute"),this.getBuiltin("local_invocation_id","localId","vec3<u32>","attribute"),this.getBuiltin("num_workgroups","numWorkgroups","vec3<u32>","attribute"),this.renderer.hasFeature("subgroups")&&(this.enableDirective("subgroups",e),this.getBuiltin("subgroup_size","subgroupSize","u32","attribute"))),"vertex"===e||"compute"===e){const e=this.getBuiltins("attribute");e&&t.push(e);const n=this.getAttributesArray();for(let e=0,r=n.length;e<r;e++){const r=n[e],i=r.name,s=this.getType(r.type);t.push(`@location( ${e} ) ${i} : ${s}`)}}return t.join(",\n\t")}getStructMembers(e){const t=[];for(const n of e.members){const r=e.output?"@location( "+n.index+" ) ":"";let i=this.getType(n.type);n.atomic&&(i="atomic< "+i+" >"),t.push(`\t${r+n.name} : ${i}`)}return e.output&&t.push(`\t${this.getBuiltins("output")}`),t.join(",\n")}getStructs(e){let t="";const n=this.structs[e];if(n.length>0){const e=[];for(const t of n){let n=`struct ${t.name} {\n`;n+=this.getStructMembers(t),n+="\n};",e.push(n)}t="\n"+e.join("\n\n")+"\n"}return t}getVar(e,t,n=null){let r=`var ${t} : `;return r+=null!==n?this.generateArrayDeclaration(e,n):this.getType(e),r}getVars(e){const t=[],n=this.vars[e];if(void 0!==n)for(const e of n)t.push(`\t${this.getVar(e.type,e.name,e.count)};`);return`\n${t.join("\n")}\n`}getVaryings(e){const t=[];if("vertex"===e&&this.getBuiltin("position","builtinClipSpace","vec4<f32>","vertex"),"vertex"===e||"fragment"===e){const n=this.varyings,r=this.vars[e];for(let i=0;i<n.length;i++){const s=n[i];if(s.needsInterpolation){let e=`@location( ${i} )`;if(s.interpolationType){const t=null!==s.interpolationSampling?`, ${s.interpolationSampling} )`:" )";e+=` @interpolate( ${s.interpolationType}${t}`}else/^(int|uint|ivec|uvec)/.test(s.type)&&(e+=" @interpolate(flat, either)");t.push(`${e} ${s.name} : ${this.getType(s.type)}`)}else"vertex"===e&&!1===r.includes(s)&&r.push(s)}}const n=this.getBuiltins(e);n&&t.push(n);const r=t.join(",\n\t");return"vertex"===e?this._getWGSLStruct("VaryingsStruct","\t"+r):r}isCustomStruct(e){const t=e.value,n=e.node,r=(t.isBufferAttribute||t.isInstancedBufferAttribute)&&null!==n.structTypeNode,i=n.value&&n.value.array&&"number"==typeof n.value.itemSize&&n.value.array.length>n.value.itemSize;return r&&!i}getUniforms(e){const t=this.uniforms[e],n=[],r=[],i=[],s={};for(const i of t){const t=i.groupNode.name,a=this.bindingsIndexes[t];if("texture"===i.type||"cubeTexture"===i.type||"cubeDepthTexture"===i.type||"storageTexture"===i.type||"texture3D"===i.type){const t=i.node.value;let r;(!0===t.isCubeTexture||!1===this.isUnfilterable(t)&&!0!==i.node.isStorageTextureNode)&&(this.isSampleCompare(t)?n.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler_comparison;`):n.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name}_sampler : sampler;`));let s="";const{primarySamples:o}=this.renderer.backend.utils.getTextureSampleData(t);if(o>1&&(s="_multisampled"),!0===t.isCubeTexture&&!0===t.isDepthTexture)r="texture_depth_cube";else if(!0===t.isCubeTexture)r="texture_cube<f32>";else if(!0===t.isDepthTexture)r=this.renderer.backend.compatibilityMode&&null===t.compareFunction?`texture${s}_2d<f32>`:`texture_depth${s}_2d${!0===t.isArrayTexture?"_array":""}`;else if(!0===i.node.isStorageTextureNode){const n=DW(t),s=this.getStorageAccess(i.node,e),a=i.node.value.is3DTexture,o=i.node.value.isArrayTexture;r=`texture_storage_${a?"3d":"2d"+(o?"_array":"")}<${n}, ${s}>`}else if(!0===t.isArrayTexture||!0===t.isDataArrayTexture||!0===t.isCompressedArrayTexture)r="texture_2d_array<f32>";else if(!0===t.is3DTexture||!0===t.isData3DTexture)r="texture_3d<f32>";else{r=`texture${s}_2d<${this.getComponentTypeFromTexture(t).charAt(0)}32>`}n.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var ${i.name} : ${r};`)}else if("buffer"===i.type||"storageBuffer"===i.type||"indirectStorageBuffer"===i.type){const t=i.node,n=this.getType(t.getNodeType(this)),s=t.bufferCount,o=s>0&&"buffer"===i.type?", "+s:"",l=t.isStorageBufferNode?`storage, ${this.getStorageAccess(t,e)}`:"uniform";if(this.isCustomStruct(i))r.push(`@binding( ${a.binding++} ) @group( ${a.group} ) var<${l}> ${i.name} : ${n};`);else{const e=`\tvalue : array< ${t.isAtomic?`atomic<${n}>`:`${n}`}${o} >`;r.push(this._getWGSLStructBinding(i.name,e,l,a.binding++,a.group))}}else{const e=i.groupNode.name;if(void 0===s[e]){const t=this.uniformGroups[e];if(void 0!==t){const n=[];for(const e of t.uniforms){const t=e.getType(),r=this.getType(this.getVectorType(t));n.push(`\t${e.name} : ${r}`)}let r=this.uniformGroupsBindings[e];void 0===r&&(r={index:a.binding++,id:a.group},this.uniformGroupsBindings[e]=r),s[e]={index:r.index,id:r.id,snippets:n}}}}}for(const e in s){const t=s[e];i.push(this._getWGSLStructBinding(e,t.snippets.join(",\n"),"uniform",t.index,t.id))}return[...n,...r,...i].join("\n")}buildCode(){const e=null!==this.material?{fragment:{},vertex:{}}:{compute:{}};this.sortBindingGroups();for(const t in e){this.shaderStage=t;const n=e[t];n.uniforms=this.getUniforms(t),n.attributes=this.getAttributes(t),n.varyings=this.getVaryings(t),n.structs=this.getStructs(t),n.vars=this.getVars(t),n.codes=this.getCodes(t),n.directives=this.getDirectives(t),n.scopedArrays=this.getScopedArrays(t);let r="// code\n\n";r+=this.flowCode[t];const i=this.flowNodes[t],s=i[i.length-1],a=s.outputNode,o=void 0!==a&&!0===a.isOutputStructNode;for(const e of i){const i=this.getFlowData(e),l=e.name;if(l&&(r.length>0&&(r+="\n"),r+=`\t// flow -> ${l}\n`),r+=`${i.code}\n\t`,e===s&&"compute"!==t)if(r+="// result\n\n\t","vertex"===t)r+=`varyings.builtinClipSpace = ${i.result};`;else if("fragment"===t)if(o)n.returnType=a.getNodeType(this),n.structs+="var<private> output : "+n.returnType+";",r+=`return ${i.result};`;else{let e="\t@location(0) color: vec4<f32>";const t=this.getBuiltins("output");t&&(e+=",\n\t"+t),n.returnType="OutputStruct",n.structs+=this._getWGSLStruct("OutputStruct",e),n.structs+="\nvar<private> output : OutputStruct;",r+=`output.color = ${i.result};\n\n\treturn output;`}}n.flow=r}if(this.shaderStage=null,null!==this.material)this.vertexShader=this._getWGSLVertexCode(e.vertex),this.fragmentShader=this._getWGSLFragmentCode(e.fragment);else{const t=this.object.workgroupSize;this.computeShader=this._getWGSLComputeCode(e.compute,t)}}getMethod(e,t=null){let n;return null!==t&&(n=this._getWGSLMethod(e+"_"+t)),void 0===n&&(n=this._getWGSLMethod(e)),n||e}getBitcastMethod(e){return`bitcast<${this.getType(e)}>`}getFloatPackingMethod(e){return this.getMethod(`floatpack_${e}_2x16`)}getFloatUnpackingMethod(e){return this.getMethod(`floatunpack_${e}_2x16`)}getTernary(e,t,n){return`select( ${n}, ${t}, ${e} )`}getType(e){return GW[e]||e}isAvailable(e){let t=VW[e];return void 0===t&&("float32Filterable"===e?t=this.renderer.hasFeature("float32-filterable"):"clipDistance"===e&&(t=this.renderer.hasFeature("clip-distances")),VW[e]=t),t}getUniformBufferLimit(){return this.renderer.backend.device.limits.maxUniformBufferBindingSize}_getWGSLMethod(e){return void 0!==jW[e]&&this._include(e),WW[e]}_include(e){const t=jW[e];return t.build(this),this.addInclude(t),t}_getWGSLVertexCode(e){return`${this.getSignature()}\n// directives\n${e.directives}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// varyings\n${e.varyings}\nvar<private> varyings : VaryingsStruct;\n\n// codes\n${e.codes}\n\n@vertex\nfn main( ${e.attributes} ) -> VaryingsStruct {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n\treturn varyings;\n\n}\n`}_getWGSLFragmentCode(e){return`${this.getSignature()}\n// global\n${XW}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@fragment\nfn main( ${e.varyings} ) -> ${e.returnType} {\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLComputeCode(e,t){const[n,r,i]=t;return`${this.getSignature()}\n// directives\n${e.directives}\n\n// system\nvar<private> instanceIndex : u32;\n\n// locals\n${e.scopedArrays}\n\n// structs\n${e.structs}\n\n// uniforms\n${e.uniforms}\n\n// codes\n${e.codes}\n\n@compute @workgroup_size( ${n}, ${r}, ${i} )\nfn main( ${e.attributes} ) {\n\n\t// system\n\tinstanceIndex = globalId.x\n\t\t+ globalId.y * ( ${n} * numWorkgroups.x )\n\t\t+ globalId.z * ( ${n} * numWorkgroups.x ) * ( ${r} * numWorkgroups.y );\n\n\t// vars\n\t${e.vars}\n\n\t// flow\n\t${e.flow}\n\n}\n`}_getWGSLStruct(e,t){return`\nstruct ${e} {\n${t}\n};`}_getWGSLStructBinding(e,t,n,r=0,i=0){const s=e+"Struct";return`${this._getWGSLStruct(s,t)}\n@binding( ${r} ) @group( ${i} )\nvar<${n}> ${e} : ${s};`}}class QW{constructor(e){this.backend=e}getCurrentDepthStencilFormat(e){let t;return e.depth&&(t=null!==e.depthTexture?this.getTextureFormatGPU(e.depthTexture):e.stencil?bH:yH),t}getTextureFormatGPU(e){return this.backend.get(e).format}getTextureSampleData(e){let t;if(e.isFramebufferTexture)t=1;else if(e.isDepthTexture&&!e.renderTarget){const e=this.backend.renderer,n=e.getRenderTarget();t=n?n.samples:e.currentSamples}else e.renderTarget&&(t=e.renderTarget.samples);t=t||1;const n=t>1&&null!==e.renderTarget&&!0!==e.isDepthTexture&&!0!==e.isFramebufferTexture;return{samples:t,primarySamples:n?1:t,isMSAA:n}}getCurrentColorFormat(e){let t;return t=null!==e.textures?this.getTextureFormatGPU(e.textures[0]):this.getPreferredCanvasFormat(),t}getCurrentColorFormats(e){return null!==e.textures?e.textures.map(e=>this.getTextureFormatGPU(e)):[this.getPreferredCanvasFormat()]}getCurrentColorSpace(e){return null!==e.textures?e.textures[0].colorSpace:this.backend.renderer.outputColorSpace}getPrimitiveTopology(e,t){return e.isPoints?fG:e.isLineSegments||e.isMesh&&!0===t.wireframe?mG:e.isLine?gG:e.isMesh?_G:void 0}getSampleCount(e){return e>=4?4:1}getSampleCountRenderContext(e){return null!==e.textures?this.getSampleCount(e.sampleCount):this.getSampleCount(this.backend.renderer.currentSamples)}getPreferredCanvasFormat(){const e=this.backend.parameters.outputType;if(void 0===e)return navigator.gpu.getPreferredCanvasFormat();if(e===ye)return sH;if(e===Ee)return fH;throw new Error("Unsupported output buffer type.")}}const YW=new Map([[Int8Array,["sint8","snorm8"]],[Uint8Array,["uint8","unorm8"]],[Int16Array,["sint16","snorm16"]],[Uint16Array,["uint16","unorm16"]],[Int32Array,["sint32","snorm32"]],[Uint32Array,["uint32","unorm32"]],[Float32Array,["float32"]]]);"undefined"!=typeof Float16Array&&YW.set(Float16Array,["float16"]);const KW=new Map([[hi,["float16"]]]),ZW=new Map([[Int32Array,"sint32"],[Int16Array,"sint32"],[Uint32Array,"uint32"],[Uint16Array,"uint32"],[Float32Array,"float32"]]);class JW{constructor(e){this.backend=e}createAttribute(e,t){const n=this._getBufferAttribute(e),r=this.backend,i=r.get(n);let s=i.buffer;if(void 0===s){const a=r.device;let o=n.array;if(!1===e.normalized)if(o.constructor===Int16Array||o.constructor===Int8Array)o=new Int32Array(o);else if((o.constructor===Uint16Array||o.constructor===Uint8Array)&&(o=new Uint32Array(o),t&GPUBufferUsage.INDEX))for(let e=0;e<o.length;e++)65535===o[e]&&(o[e]=4294967295);if(n.array=o,(n.isStorageBufferAttribute||n.isStorageInstancedBufferAttribute)&&3===n.itemSize){o=new o.constructor(4*n.count);for(let e=0;e<n.count;e++)o.set(n.array.subarray(3*e,3*e+3),4*e);n.itemSize=4,n.array=o,i._force3to4BytesAlignment=!0}const l=o.byteLength,u=l+(4-l%4)%4;s=a.createBuffer({label:n.name,size:u,usage:t,mappedAtCreation:!0}),new o.constructor(s.getMappedRange()).set(o),s.unmap(),i.buffer=s}}updateAttribute(e){const t=this._getBufferAttribute(e),n=this.backend,r=n.device,i=n.get(t),s=n.get(t).buffer;let a=t.array;if(!0===i._force3to4BytesAlignment){a=new a.constructor(4*t.count);for(let e=0;e<t.count;e++)a.set(t.array.subarray(3*e,3*e+3),4*e);t.array=a}const o=t.updateRanges;if(0===o.length)r.queue.writeBuffer(s,0,a,0);else{const e=Xt(a),n=e?1:a.BYTES_PER_ELEMENT;for(let t=0,l=o.length;t<l;t++){const l=o[t];let u,c;if(!0===i._force3to4BytesAlignment){u=4*Math.floor(l.start/3)*n,c=4*Math.ceil(l.count/3)*n}else u=l.start*n,c=l.count*n;const h=u*(e?a.BYTES_PER_ELEMENT:1);r.queue.writeBuffer(s,h,a,u,c)}t.clearUpdateRanges()}}createShaderVertexBuffers(e){const t=e.getAttributes(),n=new Map;for(let e=0;e<t.length;e++){const r=t[e],i=r.array.BYTES_PER_ELEMENT,s=this._getBufferAttribute(r);let a=n.get(s);if(void 0===a){let e,t;!0===r.isInterleavedBufferAttribute?(e=r.data.stride*i,t=r.data.isInstancedInterleavedBuffer?bW:yW):(e=r.itemSize*i,t=r.isInstancedBufferAttribute?bW:yW),!1!==r.normalized||r.array.constructor!==Int16Array&&r.array.constructor!==Uint16Array||(e=4),a={arrayStride:e,attributes:[],stepMode:t},n.set(s,a)}const o=this._getVertexFormat(r),l=!0===r.isInterleavedBufferAttribute?r.offset*i:0;a.attributes.push({shaderLocation:e,offset:l,format:o})}return Array.from(n.values())}destroyAttribute(e){const t=this.backend;t.get(this._getBufferAttribute(e)).buffer.destroy(),t.delete(e)}async getArrayBufferAsync(e){const t=this.backend,n=t.device,r=t.get(this._getBufferAttribute(e)).buffer,i=r.size,s=n.createBuffer({label:`${e.name}_readback`,size:i,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ}),a=n.createCommandEncoder({label:`readback_encoder_${e.name}`});a.copyBufferToBuffer(r,0,s,0,i);const o=a.finish();n.queue.submit([o]),await s.mapAsync(GPUMapMode.READ);const l=s.getMappedRange(),u=new e.array.constructor(l.slice(0));return s.unmap(),u.buffer}_getVertexFormat(e){const{itemSize:t,normalized:n}=e,r=e.array.constructor,i=e.constructor;let s;if(1===t)s=ZW.get(r);else{const e=(KW.get(i)||YW.get(r))[n?1:0];if(e){const n=r.BYTES_PER_ELEMENT*t,i=4*Math.floor((n+3)/4)/r.BYTES_PER_ELEMENT;if(i%1)throw new Error("THREE.WebGPUAttributeUtils: Bad vertex format item size.");s=`${e}x${i}`}}return s||en("WebGPUAttributeUtils: Vertex format not supported yet."),s}_getBufferAttribute(e){return e.isInterleavedBufferAttribute&&(e=e.data),e}}class eX{constructor(e){this.layoutGPU=e,this.usedTimes=0}}class tX{constructor(e){this.backend=e,this._bindGroupLayoutCache=new Map}createBindingsLayout(e){const t=this.backend,n=t.device,r=t.get(e);if(r.layout)return r.layout.layoutGPU;const i=this._createLayoutEntries(e),s=hb(JSON.stringify(i));let a=this._bindGroupLayoutCache.get(s);return void 0===a&&(a=new eX(n.createBindGroupLayout({entries:i})),this._bindGroupLayoutCache.set(s,a)),a.usedTimes++,r.layout=a,r.layoutKey=s,a.layoutGPU}createBindings(e,t,n,r=0){const{backend:i}=this,s=i.get(e),a=this.createBindingsLayout(e);let o;n>0&&(void 0===s.groups&&(s.groups=[],s.versions=[]),s.versions[n]===r&&(o=s.groups[n])),void 0===o&&(o=this.createBindGroup(e,a),n>0&&(s.groups[n]=o,s.versions[n]=r)),s.group=o}updateBinding(e){const t=this.backend,n=t.device,r=e.buffer,i=t.get(e).buffer,s=e.updateRanges;if(0===s.length)n.queue.writeBuffer(i,0,r,0);else{const e=Xt(r),t=e?1:r.BYTES_PER_ELEMENT;for(let a=0,o=s.length;a<o;a++){const o=s[a],l=o.start*t,u=o.count*t,c=l*(e?r.BYTES_PER_ELEMENT:1);n.queue.writeBuffer(i,c,r,l,u)}}}createBindGroupIndex(e,t){const n=this.backend.device,r=GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST,i=e[0],s=n.createBuffer({label:"bindingCameraIndex_"+i,size:16,usage:r});n.queue.writeBuffer(s,0,e,0);const a=[{binding:0,resource:{buffer:s}}];return n.createBindGroup({label:"bindGroupCameraIndex_"+i,layout:t,entries:a})}createBindGroup(e,t){const n=this.backend,r=n.device;let i=0;const s=[];for(const t of e.bindings){if(t.isUniformBuffer){const e=n.get(t);if(void 0===e.buffer){const n=t.byteLength,i=GPUBufferUsage.UNIFORM|GPUBufferUsage.COPY_DST,s=[];t.visibility&vG.VERTEX&&s.push("vertex"),t.visibility&vG.FRAGMENT&&s.push("fragment"),t.visibility&vG.COMPUTE&&s.push("compute");const a=`(${s.join(",")})`,o=r.createBuffer({label:`bindingBuffer${t.id}_${t.name}_${a}`,size:n,usage:i});e.buffer=o}s.push({binding:i,resource:{buffer:e.buffer}})}else if(t.isStorageBuffer){const e=n.get(t.attribute).buffer;s.push({binding:i,resource:{buffer:e}})}else if(t.isSampledTexture){const e=n.get(t.texture);let a;if(void 0!==e.externalTexture)a=r.importExternalTexture({source:e.externalTexture});else{const n=t.store?1:e.texture.mipLevelCount,r=t.store?t.mipLevel:0;let i=`view-${e.texture.width}-${e.texture.height}`;if(e.texture.depthOrArrayLayers>1&&(i+=`-${e.texture.depthOrArrayLayers}`),i+=`-${n}-${r}`,a=e[i],void 0===a){const s=vW;let o;o=t.isSampledCubeTexture?gW:t.isSampledTexture3D?_W:t.texture.isArrayTexture||t.texture.isDataArrayTexture||t.texture.isCompressedArrayTexture?mW:fW,a=e[i]=e.texture.createView({aspect:s,dimension:o,mipLevelCount:n,baseMipLevel:r})}}s.push({binding:i,resource:a})}else if(t.isSampler){const e=n.get(t.texture);s.push({binding:i,resource:e.sampler})}i++}return r.createBindGroup({label:"bindGroup_"+e.name,layout:t,entries:s})}_createLayoutEntries(e){const t=[];let n=0;for(const r of e.bindings){const e=this.backend,i={binding:n,visibility:r.visibility};if(r.isUniformBuffer||r.isStorageBuffer){const e={};r.isStorageBuffer&&(r.visibility&vG.COMPUTE&&(r.access===Mb.READ_WRITE||r.access===Mb.WRITE_ONLY)?e.type=tW:e.type=nW),i.buffer=e}else if(r.isSampledTexture&&r.store){const e={};e.format=this.backend.get(r.texture).texture.format;const t=r.access;e.access=t===Mb.READ_WRITE?sW:t===Mb.WRITE_ONLY?rW:iW,r.texture.isArrayTexture?e.viewDimension=mW:r.texture.is3DTexture&&(e.viewDimension=_W),i.storageTexture=e}else if(r.isSampledTexture){const t={},{primarySamples:n}=e.utils.getTextureSampleData(r.texture);if(n>1&&(t.multisampled=!0,r.texture.isDepthTexture||(t.sampleType=uW)),r.texture.isDepthTexture)e.compatibilityMode&&null===r.texture.compareFunction?t.sampleType=uW:t.sampleType=cW;else if(r.texture.isDataTexture||r.texture.isDataArrayTexture||r.texture.isData3DTexture){const e=r.texture.type;e===Se?t.sampleType=hW:e===we?t.sampleType=dW:e===Me&&(this.backend.hasFeature("float32-filterable")?t.sampleType=lW:t.sampleType=uW)}r.isSampledCubeTexture?t.viewDimension=gW:r.texture.isArrayTexture||r.texture.isDataArrayTexture||r.texture.isCompressedArrayTexture?t.viewDimension=mW:r.isSampledTexture3D&&(t.viewDimension=_W),i.texture=t}else if(r.isSampler){const t={};r.texture.isDepthTexture&&(null!==r.texture.compareFunction&&e.hasCompatibility(Wt)?t.type=oW:t.type=aW),i.sampler=t}else en(`WebGPUBindingUtils: Unsupported binding "${r}".`);t.push(i),n++}return t}deleteBindGroupData(e){const{backend:t}=this,n=t.get(e);n.layout&&(n.layout.usedTimes--,0===n.layout.usedTimes&&this._bindGroupLayoutCache.delete(n.layoutKey),n.layout=void 0,n.layoutKey=void 0)}dispose(){this._bindGroupLayoutCache.clear()}}class nX{constructor(e){this.backend=e,this._activePipelines=new WeakMap}setPipeline(e,t){this._activePipelines.get(e)!==t&&(e.setPipeline(t),this._activePipelines.set(e,t))}_getSampleCount(e){return this.backend.utils.getSampleCountRenderContext(e)}createRenderPipeline(e,t){const{object:n,material:r,geometry:i,pipeline:s}=e,{vertexProgram:a,fragmentProgram:o}=s,l=this.backend,u=l.device,c=l.utils,h=l.get(s),d=[];for(const t of e.getBindings()){const e=l.get(t),{layoutGPU:n}=e.layout;d.push(n)}const A=l.attributeUtils.createShaderVertexBuffers(e);let p;0===r.blending||1===r.blending&&!1===r.transparent||(p=this._getBlending(r));let f={};!0===r.stencilWrite&&(f={compare:this._getStencilCompare(r),failOp:this._getStencilOperation(r.stencilFail),depthFailOp:this._getStencilOperation(r.stencilZFail),passOp:this._getStencilOperation(r.stencilZPass)});const m=this._getColorWriteMask(r),g=[];if(null!==e.context.textures){const t=e.context.textures,n=e.context.mrt;for(let e=0;e<t.length;e++){const r=t[e],i=c.getTextureFormatGPU(r);let s;if(null!==n)if(!0!==this.backend.compatibilityMode){const e=n.getBlendMode(r.name);6===e.blending?s=p:0!==e.blending&&(s=this._getBlending(e))}else tn("WebGPURenderer: Multiple Render Targets (MRT) blending configuration is not fully supported in compatibility mode. The material blending will be used for all render targets."),s=p;else s=p;g.push({format:i,blend:s,writeMask:m})}}else{const t=c.getCurrentColorFormat(e.context);g.push({format:t,blend:p,writeMask:m})}const _=l.get(a).module,v=l.get(o).module,y=this._getPrimitiveState(n,i,r),b=this._getDepthCompare(r),x=c.getCurrentDepthStencilFormat(e.context),T=this._getSampleCount(e.context),S={label:`renderPipeline_${r.name||r.type}_${r.id}`,vertex:Object.assign({},_,{buffers:A}),fragment:Object.assign({},v,{targets:g}),primitive:y,multisample:{count:T,alphaToCoverageEnabled:r.alphaToCoverage&&T>1},layout:u.createPipelineLayout({bindGroupLayouts:d})},w={},M=e.context.depth,E=e.context.stencil;if(!0!==M&&!0!==E||(!0===M&&(w.format=x,w.depthWriteEnabled=r.depthWrite,w.depthCompare=b),!0===E&&(w.stencilFront=f,w.stencilBack=f,w.stencilReadMask=r.stencilFuncMask,w.stencilWriteMask=r.stencilWriteMask),!0===r.polygonOffset&&(w.depthBias=r.polygonOffsetUnits,w.depthBiasSlopeScale=r.polygonOffsetFactor,w.depthBiasClamp=0),S.depthStencil=w),u.pushErrorScope("validation"),null===t)h.pipeline=u.createRenderPipeline(S),u.popErrorScope().then(e=>{null!==e&&(h.error=!0,en(e.message))});else{const e=new Promise(async e=>{try{h.pipeline=await u.createRenderPipelineAsync(S)}catch(e){}const t=await u.popErrorScope();null!==t&&(h.error=!0,en(t.message)),e()});t.push(e)}}createBundleEncoder(e,t="renderBundleEncoder"){const n=this.backend,{utils:r,device:i}=n,s=r.getCurrentDepthStencilFormat(e),a={label:t,colorFormats:r.getCurrentColorFormats(e),depthStencilFormat:s,sampleCount:this._getSampleCount(e)};return i.createRenderBundleEncoder(a)}createComputePipeline(e,t){const n=this.backend,r=n.device,i=n.get(e.computeProgram).module,s=n.get(e),a=[];for(const e of t){const t=n.get(e),{layoutGPU:r}=t.layout;a.push(r)}s.pipeline=r.createComputePipeline({compute:i,layout:r.createPipelineLayout({bindGroupLayouts:a})})}_getBlending(e){let t,n;const r=e.blending,i=e.blendSrc,s=e.blendDst,a=e.blendEquation;if(5===r){const r=null!==e.blendSrcAlpha?e.blendSrcAlpha:i,o=null!==e.blendDstAlpha?e.blendDstAlpha:s,l=null!==e.blendEquationAlpha?e.blendEquationAlpha:a;t={srcFactor:this._getBlendFactor(i),dstFactor:this._getBlendFactor(s),operation:this._getBlendOperation(a)},n={srcFactor:this._getBlendFactor(r),dstFactor:this._getBlendFactor(o),operation:this._getBlendOperation(l)}}else{const i=(e,r,i,s)=>{t={srcFactor:e,dstFactor:r,operation:qj},n={srcFactor:i,dstFactor:s,operation:qj}};if(e.premultipliedAlpha)switch(r){case 1:i(Cj,Dj,Cj,Dj);break;case 2:i(Cj,Cj,Cj,Cj);break;case 3:i(Ej,Nj,Ej,Cj);break;case 4:i(Lj,Dj,Ej,Cj)}else switch(r){case 1:i(Pj,Dj,Cj,Dj);break;case 2:i(Pj,Cj,Cj,Cj);break;case 3:en(`WebGPURenderer: "SubtractiveBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`);break;case 4:en(`WebGPURenderer: "MultiplyBlending" requires "${e.isMaterial?"material":"blendMode"}.premultipliedAlpha = true".`)}}if(void 0!==t&&void 0!==n)return{color:t,alpha:n};en("WebGPURenderer: Invalid blending: ",r)}_getBlendFactor(e){let t;switch(e){case E:t=Ej;break;case 201:t=Cj;break;case 202:t=Rj;break;case 203:t=Nj;break;case P:t=Pj;break;case D:t=Dj;break;case 208:t=Lj;break;case 209:t=Ij;break;case 206:t=Oj;break;case 207:t=Uj;break;case 210:t=Bj;break;case 211:t=Fj;break;case 212:t=kj;break;default:en("WebGPURenderer: Blend factor not supported.",e)}return t}_getStencilCompare(e){let t;const n=e.stencilFunc;switch(n){case 512:t=yG;break;case 519:t=EG;break;case 513:t=bG;break;case 515:t=TG;break;case 514:t=xG;break;case 518:t=MG;break;case 516:t=SG;break;case 517:t=wG;break;default:en("WebGPURenderer: Invalid stencil function.",n)}return t}_getStencilOperation(e){let t;switch(e){case Nt:t=Xj;break;case 0:t=$j;break;case 7681:t=Qj;break;case 5386:t=Yj;break;case 7682:t=Kj;break;case 7683:t=Zj;break;case 34055:t=Jj;break;case 34056:t=eW;break;default:en("WebGPURenderer: Invalid stencil operation.",t)}return t}_getBlendOperation(e){let t;switch(e){case S:t=qj;break;case 101:t=Vj;break;case 102:t=zj;break;case 103:t=Gj;break;case 104:t=Hj;break;default:en("WebGPUPipelineUtils: Blend equation not supported.",e)}return t}_getPrimitiveState(e,t,n){const r={},i=this.backend.utils;r.topology=i.getPrimitiveTopology(e,n),null!==t.index&&!0===e.isLine&&!0!==e.isLineSegments&&(r.stripIndexFormat=t.index.array instanceof Uint16Array?OG:UG);let s=1===n.side;return e.isMesh&&e.matrixWorld.determinant()<0&&(s=!s),r.frontFace=!0===s?DG:PG,r.cullMode=2===n.side?LG:IG,r}_getColorWriteMask(e){return!0===e.colorWrite?Wj:jj}_getDepthCompare(e){let t;if(!1===e.depthTest)t=EG;else{const n=this.backend.parameters.reversedDepthBuffer?nn[e.depthFunc]:e.depthFunc;switch(n){case 0:t=yG;break;case 1:t=EG;break;case 2:t=bG;break;case 3:t=TG;break;case 4:t=xG;break;case 5:t=MG;break;case 6:t=SG;break;case 7:t=wG;break;default:en("WebGPUPipelineUtils: Invalid depth function.",n)}}return t}}class rX extends dG{constructor(e,t,n=2048){super(n),this.device=e,this.type=t,this.querySet=this.device.createQuerySet({type:"timestamp",count:this.maxQueries,label:`queryset_global_timestamp_${t}`});const r=8*this.maxQueries;this.resolveBuffer=this.device.createBuffer({label:`buffer_timestamp_resolve_${t}`,size:r,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.resultBuffer=this.device.createBuffer({label:`buffer_timestamp_result_${t}`,size:r,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ})}allocateQueriesForContext(e){if(!this.trackTimestamp||this.isDisposed)return null;if(this.currentQueryIndex+2>this.maxQueries)return tn(`WebGPUTimestampQueryPool [${this.type}]: Maximum number of queries exceeded, when using trackTimestamp it is necessary to resolves the queries via renderer.resolveTimestampsAsync( THREE.TimestampQuery.${this.type.toUpperCase()} ).`),null;const t=this.currentQueryIndex;return this.currentQueryIndex+=2,this.queryOffsets.set(e,t),t}async resolveQueriesAsync(){if(!this.trackTimestamp||0===this.currentQueryIndex||this.isDisposed)return this.lastValue;if(this.pendingResolve)return this.pendingResolve;this.pendingResolve=this._resolveQueries();try{return await this.pendingResolve}finally{this.pendingResolve=null}}async _resolveQueries(){if(this.isDisposed)return this.lastValue;try{if("unmapped"!==this.resultBuffer.mapState)return this.lastValue;const e=new Map(this.queryOffsets),t=this.currentQueryIndex,n=8*t;this.currentQueryIndex=0,this.queryOffsets.clear();const r=this.device.createCommandEncoder();r.resolveQuerySet(this.querySet,0,t,this.resolveBuffer,0),r.copyBufferToBuffer(this.resolveBuffer,0,this.resultBuffer,0,n);const i=r.finish();if(this.device.queue.submit([i]),"unmapped"!==this.resultBuffer.mapState)return this.lastValue;if(await this.resultBuffer.mapAsync(GPUMapMode.READ,0,n),this.isDisposed)return"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue;const s=new BigUint64Array(this.resultBuffer.getMappedRange(0,n)),a={},o=[];for(const[t,n]of e){const e=t.match(/^(.*):f(\d+)$/),r=parseInt(e[2]);!1===o.includes(r)&&o.push(r),void 0===a[r]&&(a[r]=0);const i=s[n],l=s[n+1],u=Number(l-i)/1e6;this.timestamps.set(t,u),a[r]+=u}const l=a[o[o.length-1]];return this.resultBuffer.unmap(),this.lastValue=l,this.frames=o,l}catch(e){return en("Error resolving queries:",e),"mapped"===this.resultBuffer.mapState&&this.resultBuffer.unmap(),this.lastValue}}async dispose(){if(!this.isDisposed){if(this.isDisposed=!0,this.pendingResolve)try{await this.pendingResolve}catch(e){en("Error waiting for pending resolve:",e)}if(this.resultBuffer&&"mapped"===this.resultBuffer.mapState)try{this.resultBuffer.unmap()}catch(e){en("Error unmapping buffer:",e)}this.querySet&&(this.querySet.destroy(),this.querySet=null),this.resolveBuffer&&(this.resolveBuffer.destroy(),this.resolveBuffer=null),this.resultBuffer&&(this.resultBuffer.destroy(),this.resultBuffer=null),this.queryOffsets.clear(),this.pendingResolve=null}}}class iX extends $z{constructor(e={}){super(e),this.isWebGPUBackend=!0,this.parameters.alpha=void 0===e.alpha||e.alpha,this.parameters.requiredLimits=void 0===e.requiredLimits?{}:e.requiredLimits,this.compatibilityMode=null,this.device=null,this.defaultRenderPassdescriptor=null,this.utils=new QW(this),this.attributeUtils=new JW(this),this.bindingUtils=new tX(this),this.pipelineUtils=new nX(this),this.textureUtils=new PW(this),this.occludedResolveCache=new Map;const t="undefined"==typeof navigator||!1===/Android/.test(navigator.userAgent);this._compatibility={[Wt]:t}}async init(e){await super.init(e);const t=this.parameters;let n;if(void 0===t.device){const e={powerPreference:t.powerPreference,featureLevel:"compatibility"},r="undefined"!=typeof navigator?await navigator.gpu.requestAdapter(e):null;if(null===r)throw new Error("WebGPUBackend: Unable to create WebGPU adapter.");const i=Object.values(xW),s=[];for(const e of i)r.features.has(e)&&s.push(e);const a={requiredFeatures:s,requiredLimits:t.requiredLimits};n=await r.requestDevice(a)}else n=t.device;this.compatibilityMode=!n.features.has("core-features-and-limits"),this.compatibilityMode&&(e._samples=0),n.lost.then(t=>{if("destroyed"===t.reason)return;const n={api:"WebGPU",message:t.message||"Unknown reason",reason:t.reason||null,originalEvent:t};e.onDeviceLost(n)}),this.device=n,this.trackTimestamp=this.trackTimestamp&&this.hasFeature(xW.TimestampQuery),this.updateSize()}get context(){const e=this.renderer.getCanvasTarget(),t=this.get(e);let n=t.context;if(void 0===n){const r=this.parameters;n=!0===e.isDefaultCanvasTarget&&void 0!==r.context?r.context:e.domElement.getContext("webgpu"),"setAttribute"in e.domElement&&e.domElement.setAttribute("data-engine",`three.js r${h} webgpu`);const i=r.alpha?"premultiplied":"opaque",s=r.outputType===Ee?"extended":"standard";n.configure({device:this.device,format:this.utils.getPreferredCanvasFormat(),usage:GPUTextureUsage.RENDER_ATTACHMENT|GPUTextureUsage.COPY_SRC,alphaMode:i,toneMapping:{mode:s}}),t.context=n}return n}get coordinateSystem(){return Gt}async getArrayBufferAsync(e){return await this.attributeUtils.getArrayBufferAsync(e)}getContext(){return this.context}_getDefaultRenderPassDescriptor(){const e=this.renderer,t=e.getCanvasTarget(),n=this.get(t),r=e.currentSamples;let i=n.descriptor;if(void 0===i||n.samples!==r){i={colorAttachments:[{view:null}]},!0!==e.depth&&!0!==e.stencil||(i.depthStencilAttachment={view:this.textureUtils.getDepthBuffer(e.depth,e.stencil).createView()});const t=i.colorAttachments[0];r>0?t.view=this.textureUtils.getColorBuffer().createView():t.resolveTarget=void 0,n.descriptor=i,n.samples=r}const s=i.colorAttachments[0];return r>0?s.resolveTarget=this.context.getCurrentTexture().createView():s.view=this.context.getCurrentTexture().createView(),i}_isRenderCameraDepthArray(e){return e.depthTexture&&e.depthTexture.image.depth>1&&e.camera.isArrayCamera}_getRenderPassDescriptor(e,t={}){const n=e.renderTarget,r=this.get(n);let i=r.descriptors;void 0!==i&&r.width===n.width&&r.height===n.height&&r.samples===n.samples||(i={},r.descriptors=i);const s=e.getCacheKey();let a=i[s];if(void 0===a){const t=e.textures,o=[];let l;const u=this._isRenderCameraDepthArray(e);for(let r=0;r<t.length;r++){const i=this.get(t[r]),s={label:`colorAttachment_${r}`,baseMipLevel:e.activeMipmapLevel,mipLevelCount:1,baseArrayLayer:e.activeCubeFace,arrayLayerCount:1,dimension:fW};if(n.isRenderTarget3D)l=e.activeCubeFace,s.baseArrayLayer=0,s.dimension=_W,s.depthOrArrayLayers=t[r].image.depth;else if(n.isRenderTarget&&t[r].image.depth>1)if(!0===u){const t=e.camera.cameras;for(let e=0;e<t.length;e++){const t={...s,baseArrayLayer:e,arrayLayerCount:1,dimension:fW},n=i.texture.createView(t);o.push({view:n,resolveTarget:void 0,depthSlice:void 0})}}else s.dimension=mW,s.depthOrArrayLayers=t[r].image.depth;if(!0!==u){const e=i.texture.createView(s);let t,n;void 0!==i.msaaTexture?(t=i.msaaTexture.createView(),n=e):(t=e,n=void 0),o.push({view:t,resolveTarget:n,depthSlice:l})}}if(a={textureViews:o},e.depth){const t=this.get(e.depthTexture),n={};(e.depthTexture.isArrayTexture||e.depthTexture.isCubeTexture)&&(n.dimension=fW,n.arrayLayerCount=1,n.baseArrayLayer=e.activeCubeFace),a.depthStencilView=t.texture.createView(n)}i[s]=a,r.width=n.width,r.height=n.height,r.samples=n.samples,r.activeMipmapLevel=e.activeMipmapLevel,r.activeCubeFace=e.activeCubeFace}const o={colorAttachments:[]};for(let e=0;e<a.textureViews.length;e++){const n=a.textureViews[e];let r={r:0,g:0,b:0,a:1};0===e&&t.clearValue&&(r=t.clearValue),o.colorAttachments.push({view:n.view,depthSlice:n.depthSlice,resolveTarget:n.resolveTarget,loadOp:t.loadOp||RG,storeOp:t.storeOp||CG,clearValue:r})}return a.depthStencilView&&(o.depthStencilAttachment={view:a.depthStencilView}),o}beginRender(e){const t=this.get(e),n=this.device,r=e.occlusionQueryCount;let i,s;r>0&&(t.currentOcclusionQuerySet&&t.currentOcclusionQuerySet.destroy(),t.currentOcclusionQueryBuffer&&t.currentOcclusionQueryBuffer.destroy(),t.currentOcclusionQuerySet=t.occlusionQuerySet,t.currentOcclusionQueryBuffer=t.occlusionQueryBuffer,t.currentOcclusionQueryObjects=t.occlusionQueryObjects,i=n.createQuerySet({type:"occlusion",count:r,label:`occlusionQuerySet_${e.id}`}),t.occlusionQuerySet=i,t.occlusionQueryIndex=0,t.occlusionQueryObjects=new Array(r),t.lastOcclusionObject=null),s=null===e.textures?this._getDefaultRenderPassDescriptor():this._getRenderPassDescriptor(e,{loadOp:RG}),this.initTimestampQuery(jt,this.getTimestampUID(e),s),s.occlusionQuerySet=i;const a=s.depthStencilAttachment;if(null!==e.textures){const t=s.colorAttachments;for(let n=0;n<t.length;n++){const r=t[n];e.clearColor?(r.clearValue=0===n?e.clearColorValue:{r:0,g:0,b:0,a:1},r.loadOp=NG):r.loadOp=RG,r.storeOp=CG}}else{const t=s.colorAttachments[0];e.clearColor?(t.clearValue=e.clearColorValue,t.loadOp=NG):t.loadOp=RG,t.storeOp=CG}e.depth&&(e.clearDepth?(a.depthClearValue=e.clearDepthValue,a.depthLoadOp=NG):a.depthLoadOp=RG,a.depthStoreOp=CG),e.stencil&&(e.clearStencil?(a.stencilClearValue=e.clearStencilValue,a.stencilLoadOp=NG):a.stencilLoadOp=RG,a.stencilStoreOp=CG);const o=n.createCommandEncoder({label:"renderContext_"+e.id});if(!0===this._isRenderCameraDepthArray(e)){const n=e.camera.cameras;t.layerDescriptors&&t.layerDescriptors.length===n.length?this._updateDepthLayerDescriptors(e,t,n):this._createDepthLayerDescriptors(e,t,s,n),t.bundleEncoders=[],t.bundleSets=[];for(let r=0;r<n.length;r++){const n=this.pipelineUtils.createBundleEncoder(e,"renderBundleArrayCamera_"+r),i={attributes:{},bindingGroups:[],pipeline:null,index:null};t.bundleEncoders.push(n),t.bundleSets.push(i)}t.currentPass=null}else{const n=o.beginRenderPass(s);t.currentPass=n,e.viewport&&this.updateViewport(e),e.scissor&&this.updateScissor(e)}t.descriptor=s,t.encoder=o,t.currentSets={attributes:{},bindingGroups:[],pipeline:null,index:null},t.renderBundles=[]}_createDepthLayerDescriptors(e,t,n,r){const i=n.depthStencilAttachment;t.layerDescriptors=[];const s=this.get(e.depthTexture);s.viewCache||(s.viewCache=[]);for(let a=0;a<r.length;a++){const r={...n,colorAttachments:[{...n.colorAttachments[0],view:n.colorAttachments[a].view}]};if(n.depthStencilAttachment){const t=a;s.viewCache[t]||(s.viewCache[t]=s.texture.createView({dimension:fW,baseArrayLayer:a,arrayLayerCount:1})),r.depthStencilAttachment={view:s.viewCache[t],depthLoadOp:i.depthLoadOp||NG,depthStoreOp:i.depthStoreOp||CG,depthClearValue:i.depthClearValue||1},e.stencil&&(r.depthStencilAttachment.stencilLoadOp=i.stencilLoadOp,r.depthStencilAttachment.stencilStoreOp=i.stencilStoreOp,r.depthStencilAttachment.stencilClearValue=i.stencilClearValue)}else r.depthStencilAttachment={...i};t.layerDescriptors.push(r)}}_updateDepthLayerDescriptors(e,t,n){for(let r=0;r<n.length;r++){const n=t.layerDescriptors[r];if(n.depthStencilAttachment){const t=n.depthStencilAttachment;e.depth&&(e.clearDepth?(t.depthClearValue=e.clearDepthValue,t.depthLoadOp=NG):t.depthLoadOp=RG),e.stencil&&(e.clearStencil?(t.stencilClearValue=e.clearStencilValue,t.stencilLoadOp=NG):t.stencilLoadOp=RG)}}}finishRender(e){const t=this.get(e),n=e.occlusionQueryCount;t.renderBundles.length>0&&t.currentPass.executeBundles(t.renderBundles),n>t.occlusionQueryIndex&&t.currentPass.endOcclusionQuery();const r=t.encoder;if(!0===this._isRenderCameraDepthArray(e)){const n=[];for(let e=0;e<t.bundleEncoders.length;e++){const r=t.bundleEncoders[e];n.push(r.finish())}for(let i=0;i<t.layerDescriptors.length;i++)if(i<n.length){const s=t.layerDescriptors[i],a=r.beginRenderPass(s);if(e.viewport){const{x:t,y:n,width:r,height:i,minDepth:s,maxDepth:o}=e.viewportValue;a.setViewport(t,n,r,i,s,o)}if(e.scissor){const{x:t,y:n,width:r,height:i}=e.scissorValue;a.setScissorRect(t,n,r,i)}a.executeBundles([n[i]]),a.end()}}else t.currentPass&&t.currentPass.end();if(n>0){const r=8*n;let i=this.occludedResolveCache.get(r);void 0===i&&(i=this.device.createBuffer({size:r,usage:GPUBufferUsage.QUERY_RESOLVE|GPUBufferUsage.COPY_SRC}),this.occludedResolveCache.set(r,i));const s=this.device.createBuffer({size:r,usage:GPUBufferUsage.COPY_DST|GPUBufferUsage.MAP_READ});t.encoder.resolveQuerySet(t.occlusionQuerySet,0,n,i,0),t.encoder.copyBufferToBuffer(i,0,s,0,r),t.occlusionQueryBuffer=s,this.resolveOccludedAsync(e)}if(this.device.queue.submit([t.encoder.finish()]),null!==e.textures){const t=e.textures;for(let e=0;e<t.length;e++){const n=t[e];!0===n.generateMipmaps&&this.textureUtils.generateMipmaps(n)}}}isOccluded(e,t){const n=this.get(e);return n.occluded&&n.occluded.has(t)}async resolveOccludedAsync(e){const t=this.get(e),{currentOcclusionQueryBuffer:n,currentOcclusionQueryObjects:r}=t;if(n&&r){const e=new WeakSet;t.currentOcclusionQueryObjects=null,t.currentOcclusionQueryBuffer=null,await n.mapAsync(GPUMapMode.READ);const i=n.getMappedRange(),s=new BigUint64Array(i);for(let t=0;t<r.length;t++)s[t]===BigInt(0)&&e.add(r[t]);n.destroy(),t.occluded=e}}updateViewport(e){const{currentPass:t}=this.get(e),{x:n,y:r,width:i,height:s,minDepth:a,maxDepth:o}=e.viewportValue;t.setViewport(n,r,i,s,a,o)}updateScissor(e){const{currentPass:t}=this.get(e),{x:n,y:r,width:i,height:s}=e.scissorValue;t.setScissorRect(n,r,i,s)}getClearColor(){const e=super.getClearColor();return!0===this.renderer.alpha&&(e.r*=e.a,e.g*=e.a,e.b*=e.a),e}clear(e,t,n,r=null){const i=this.device,s=this.renderer;let a,o,l,u,c=[];if(e){const e=this.getClearColor();o={r:e.r,g:e.g,b:e.b,a:e.a}}if(null===r){l=s.depth,u=s.stencil;const t=this._getDefaultRenderPassDescriptor();if(e){c=t.colorAttachments;const e=c[0];e.clearValue=o,e.loadOp=NG,e.storeOp=CG}(l||u)&&(a=t.depthStencilAttachment)}else{l=r.depth,u=r.stencil;const i={loadOp:e?NG:RG,clearValue:e?o:void 0};l&&(i.depthLoadOp=t?NG:RG,i.depthClearValue=t?s.getClearDepth():void 0,i.depthStoreOp=CG),u&&(i.stencilLoadOp=n?NG:RG,i.stencilClearValue=n?s.getClearStencil():void 0,i.stencilStoreOp=CG);const h=this._getRenderPassDescriptor(r,i);c=h.colorAttachments,a=h.depthStencilAttachment}l&&a&&(t?(a.depthLoadOp=NG,a.depthClearValue=s.getClearDepth(),a.depthStoreOp=CG):(a.depthLoadOp=RG,a.depthStoreOp=CG)),u&&a&&(n?(a.stencilLoadOp=NG,a.stencilClearValue=s.getClearStencil(),a.stencilStoreOp=CG):(a.stencilLoadOp=RG,a.stencilStoreOp=CG));const h=i.createCommandEncoder({label:"clear"});h.beginRenderPass({colorAttachments:c,depthStencilAttachment:a}).end(),i.queue.submit([h.finish()])}beginCompute(e){const t=this.get(e),n={label:"computeGroup_"+e.id};this.initTimestampQuery(Ht,this.getTimestampUID(e),n),t.cmdEncoderGPU=this.device.createCommandEncoder({label:"computeGroup_"+e.id}),t.passEncoderGPU=t.cmdEncoderGPU.beginComputePass(n)}compute(e,t,n,r,i=null){const s=this.get(t),{passEncoderGPU:a}=this.get(e),o=this.get(r).pipeline;this.pipelineUtils.setPipeline(a,o);for(let e=0,t=n.length;e<t;e++){const t=n[e],r=this.get(t);a.setBindGroup(e,r.group)}if(null===i&&(i=t.count),i&&"object"==typeof i&&i.isIndirectStorageBufferAttribute){const e=this.get(i).buffer;return void a.dispatchWorkgroupsIndirect(e,0)}if("number"==typeof i){const e=i;if(void 0===s.dispatchSize||s.count!==e){s.dispatchSize=[0,1,1],s.count=e;const n=t.workgroupSize;let r=n[0];for(let e=1;e<n.length;e++)r*=n[e];const a=Math.ceil(e/r),o=this.device.limits.maxComputeWorkgroupsPerDimension;i=[a,1,1],a>o&&(i[0]=Math.min(a,o),i[1]=Math.ceil(a/o)),s.dispatchSize=i}i=s.dispatchSize}a.dispatchWorkgroups(i[0],i[1]||1,i[2]||1)}finishCompute(e){const t=this.get(e);t.passEncoderGPU.end(),this.device.queue.submit([t.cmdEncoderGPU.finish()])}draw(e,t){const{object:n,material:r,context:i,pipeline:s}=e,a=e.getBindings(),o=this.get(i),l=this.get(s),u=l.pipeline;if(!0===l.error)return;const c=e.getIndex(),h=null!==c,d=e.getDrawParameters();if(null===d)return;const A=(t,n)=>{this.pipelineUtils.setPipeline(t,u),n.pipeline=u;const s=n.bindingGroups;for(let e=0,n=a.length;e<n;e++){const n=a[e],r=this.get(n);s[n.index]!==n.id&&(t.setBindGroup(n.index,r.group),s[n.index]=n.id)}if(!0===h&&n.index!==c){const e=this.get(c).buffer,r=c.array instanceof Uint16Array?OG:UG;t.setIndexBuffer(e,r),n.index=c}const l=e.getVertexBuffers();for(let e=0,r=l.length;e<r;e++){const r=l[e];if(n.attributes[e]!==r){const i=this.get(r).buffer;t.setVertexBuffer(e,i),n.attributes[e]=r}}!0===i.stencil&&!0===r.stencilWrite&&o.currentStencilRef!==r.stencilRef&&(t.setStencilReference(r.stencilRef),o.currentStencilRef=r.stencilRef)},p=(i,s)=>{if(A(i,s),!0===n.isBatchedMesh){const e=n._multiDrawStarts,s=n._multiDrawCounts,a=n._multiDrawCount,o=n._multiDrawInstances;null!==o&&tn("WebGPUBackend: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection.");let l=!0===h?c.array.BYTES_PER_ELEMENT:1;r.wireframe&&(l=n.geometry.attributes.position.count>65535?4:2);for(let r=0;r<a;r++){const a=o?o[r]:1,u=a>1?0:r;!0===h?i.drawIndexed(s[r],a,e[r]/l,0,u):i.draw(s[r],a,e[r],u),t.update(n,s[r],a)}}else if(!0===h){const{vertexCount:r,instanceCount:s,firstVertex:a}=d,o=e.getIndirect();if(null!==o){const t=this.get(o).buffer,n=e.getIndirectOffset(),r=Array.isArray(n)?n:[n];for(let e=0;e<r.length;e++)i.drawIndexedIndirect(t,r[e])}else i.drawIndexed(r,s,a,0,0);t.update(n,r,s)}else{const{vertexCount:r,instanceCount:s,firstVertex:a}=d,o=e.getIndirect();if(null!==o){const t=this.get(o).buffer,n=e.getIndirectOffset(),r=Array.isArray(n)?n:[n];for(let e=0;e<r.length;e++)i.drawIndirect(t,r[e])}else i.draw(r,s,a,0);t.update(n,r,s)}};if(e.camera.isArrayCamera&&e.camera.cameras.length>0){const t=this.get(e.camera),r=e.camera.cameras,s=e.getBindingGroup("cameraIndex");if(void 0===t.indexesGPU||t.indexesGPU.length!==r.length){const e=this.get(s),n=[],i=new Uint32Array([0,0,0,0]);for(let t=0,s=r.length;t<s;t++){i[0]=t;const{layoutGPU:r}=e.layout,s=this.bindingUtils.createBindGroupIndex(i,r);n.push(s)}t.indexesGPU=n}const a=this.renderer.getPixelRatio();for(let e=0,l=r.length;e<l;e++){const l=r[e];if(n.layers.test(l.layers)){const n=l.viewport;let r=o.currentPass,u=o.currentSets;if(o.bundleEncoders){r=o.bundleEncoders[e],u=o.bundleSets[e]}n&&r.setViewport(Math.floor(n.x*a),Math.floor(n.y*a),Math.floor(n.width*a),Math.floor(n.height*a),i.viewportValue.minDepth,i.viewportValue.maxDepth),s&&t.indexesGPU&&(r.setBindGroup(s.index,t.indexesGPU[e]),u.bindingGroups[s.index]=s.id),p(r,u)}}}else if(o.currentPass){if(void 0!==o.occlusionQuerySet){const e=o.lastOcclusionObject;e!==n&&(null!==e&&!0===e.occlusionTest&&(o.currentPass.endOcclusionQuery(),o.occlusionQueryIndex++),!0===n.occlusionTest&&(o.currentPass.beginOcclusionQuery(o.occlusionQueryIndex),o.occlusionQueryObjects[o.occlusionQueryIndex]=n),o.lastOcclusionObject=n)}p(o.currentPass,o.currentSets)}}needsRenderUpdate(e){const t=this.get(e),{object:n,material:r}=e,i=this.utils,s=i.getSampleCountRenderContext(e.context),a=i.getCurrentColorSpace(e.context),o=i.getCurrentColorFormat(e.context),l=i.getCurrentDepthStencilFormat(e.context),u=i.getPrimitiveTopology(n,r);let c=!1;return t.material===r&&t.materialVersion===r.version&&t.transparent===r.transparent&&t.blending===r.blending&&t.premultipliedAlpha===r.premultipliedAlpha&&t.blendSrc===r.blendSrc&&t.blendDst===r.blendDst&&t.blendEquation===r.blendEquation&&t.blendSrcAlpha===r.blendSrcAlpha&&t.blendDstAlpha===r.blendDstAlpha&&t.blendEquationAlpha===r.blendEquationAlpha&&t.colorWrite===r.colorWrite&&t.depthWrite===r.depthWrite&&t.depthTest===r.depthTest&&t.depthFunc===r.depthFunc&&t.stencilWrite===r.stencilWrite&&t.stencilFunc===r.stencilFunc&&t.stencilFail===r.stencilFail&&t.stencilZFail===r.stencilZFail&&t.stencilZPass===r.stencilZPass&&t.stencilFuncMask===r.stencilFuncMask&&t.stencilWriteMask===r.stencilWriteMask&&t.side===r.side&&t.alphaToCoverage===r.alphaToCoverage&&t.sampleCount===s&&t.colorSpace===a&&t.colorFormat===o&&t.depthStencilFormat===l&&t.primitiveTopology===u&&t.clippingContextCacheKey===e.clippingContextCacheKey||(t.material=r,t.materialVersion=r.version,t.transparent=r.transparent,t.blending=r.blending,t.premultipliedAlpha=r.premultipliedAlpha,t.blendSrc=r.blendSrc,t.blendDst=r.blendDst,t.blendEquation=r.blendEquation,t.blendSrcAlpha=r.blendSrcAlpha,t.blendDstAlpha=r.blendDstAlpha,t.blendEquationAlpha=r.blendEquationAlpha,t.colorWrite=r.colorWrite,t.depthWrite=r.depthWrite,t.depthTest=r.depthTest,t.depthFunc=r.depthFunc,t.stencilWrite=r.stencilWrite,t.stencilFunc=r.stencilFunc,t.stencilFail=r.stencilFail,t.stencilZFail=r.stencilZFail,t.stencilZPass=r.stencilZPass,t.stencilFuncMask=r.stencilFuncMask,t.stencilWriteMask=r.stencilWriteMask,t.side=r.side,t.alphaToCoverage=r.alphaToCoverage,t.sampleCount=s,t.colorSpace=a,t.colorFormat=o,t.depthStencilFormat=l,t.primitiveTopology=u,t.clippingContextCacheKey=e.clippingContextCacheKey,c=!0),c}getRenderCacheKey(e){const{object:t,material:n}=e,r=this.utils,i=e.context,s=t.isMesh&&t.matrixWorld.determinant()<0;return[n.transparent,n.blending,n.premultipliedAlpha,n.blendSrc,n.blendDst,n.blendEquation,n.blendSrcAlpha,n.blendDstAlpha,n.blendEquationAlpha,n.colorWrite,n.depthWrite,n.depthTest,n.depthFunc,n.stencilWrite,n.stencilFunc,n.stencilFail,n.stencilZFail,n.stencilZPass,n.stencilFuncMask,n.stencilWriteMask,n.side,s,r.getSampleCountRenderContext(i),r.getCurrentColorSpace(i),r.getCurrentColorFormat(i),r.getCurrentDepthStencilFormat(i),r.getPrimitiveTopology(t,n),e.getGeometryCacheKey(),e.clippingContextCacheKey].join()}updateSampler(e){return this.textureUtils.updateSampler(e)}createDefaultTexture(e){return this.textureUtils.createDefaultTexture(e)}createTexture(e,t){this.textureUtils.createTexture(e,t)}updateTexture(e,t){this.textureUtils.updateTexture(e,t)}generateMipmaps(e){this.textureUtils.generateMipmaps(e)}destroyTexture(e,t=!1){this.textureUtils.destroyTexture(e,t)}async copyTextureToBuffer(e,t,n,r,i,s){return this.textureUtils.copyTextureToBuffer(e,t,n,r,i,s)}initTimestampQuery(e,t,n){if(!this.trackTimestamp)return;this.timestampQueryPool[e]||(this.timestampQueryPool[e]=new rX(this.device,e,2048));const r=this.timestampQueryPool[e],i=r.allocateQueriesForContext(t);n.timestampWrites={querySet:r.querySet,beginningOfPassWriteIndex:i,endOfPassWriteIndex:i+1}}createNodeBuilder(e,t){return new $W(e,t)}createProgram(e){this.get(e).module={module:this.device.createShaderModule({code:e.code,label:e.stage+(""!==e.name?`_${e.name}`:"")}),entryPoint:"main"}}destroyProgram(e){this.delete(e)}createRenderPipeline(e,t){this.pipelineUtils.createRenderPipeline(e,t)}createComputePipeline(e,t){this.pipelineUtils.createComputePipeline(e,t)}beginBundle(e){const t=this.get(e);t._currentPass=t.currentPass,t._currentSets=t.currentSets,t.currentSets={attributes:{},bindingGroups:[],pipeline:null,index:null},t.currentPass=this.pipelineUtils.createBundleEncoder(e)}finishBundle(e,t){const n=this.get(e),r=n.currentPass.finish();this.get(t).bundleGPU=r,n.currentSets=n._currentSets,n.currentPass=n._currentPass}addBundle(e,t){this.get(e).renderBundles.push(this.get(t).bundleGPU)}createBindings(e,t,n,r){this.bindingUtils.createBindings(e,t,n,r)}updateBindings(e,t,n,r){this.bindingUtils.createBindings(e,t,n,r)}updateBinding(e){this.bindingUtils.updateBinding(e)}deleteBindGroupData(e){this.bindingUtils.deleteBindGroupData(e)}createIndexAttribute(e){let t=GPUBufferUsage.INDEX|GPUBufferUsage.COPY_SRC|GPUBufferUsage.COPY_DST;(e.isStorageBufferAttribute||e.isStorageInstancedBufferAttribute)&&(t|=GPUBufferUsage.STORAGE),this.attributeUtils.createAttribute(e,t)}createAttribute(e){this.attributeUtils.createAttribute(e,GPUBufferUsage.VERTEX|GPUBufferUsage.COPY_SRC|GPUBufferUsage.COPY_DST)}createStorageAttribute(e){this.attributeUtils.createAttribute(e,GPUBufferUsage.STORAGE|GPUBufferUsage.VERTEX|GPUBufferUsage.COPY_SRC|GPUBufferUsage.COPY_DST)}createIndirectStorageAttribute(e){this.attributeUtils.createAttribute(e,GPUBufferUsage.STORAGE|GPUBufferUsage.INDIRECT|GPUBufferUsage.COPY_SRC|GPUBufferUsage.COPY_DST)}updateAttribute(e){this.attributeUtils.updateAttribute(e)}destroyAttribute(e){this.attributeUtils.destroyAttribute(e)}updateSize(){this.delete(this.renderer.getCanvasTarget())}getMaxAnisotropy(){return 16}hasFeature(e){return void 0!==TW[e]&&(e=TW[e]),this.device.features.has(e)}copyTextureToTexture(e,t,n=null,r=null,i=0,s=0){let a=0,o=0,l=0,u=0,c=0,h=0,d=e.image.width,A=e.image.height,p=1;null!==n&&(!0===n.isBox3?(u=n.min.x,c=n.min.y,h=n.min.z,d=n.max.x-n.min.x,A=n.max.y-n.min.y,p=n.max.z-n.min.z):(u=n.min.x,c=n.min.y,d=n.max.x-n.min.x,A=n.max.y-n.min.y,p=1)),null!==r&&(a=r.x,o=r.y,l=r.z||0);const f=this.device.createCommandEncoder({label:"copyTextureToTexture_"+e.id+"_"+t.id}),m=this.get(e).texture,g=this.get(t).texture;f.copyTextureToTexture({texture:m,mipLevel:i,origin:{x:u,y:c,z:h}},{texture:g,mipLevel:s,origin:{x:a,y:o,z:l}},[d,A,p]),this.device.queue.submit([f.finish()]),0===s&&t.generateMipmaps&&this.textureUtils.generateMipmaps(t)}copyFramebufferToTexture(e,t,n){const r=this.get(t);let i=null;i=t.renderTarget?e.isDepthTexture?this.get(t.depthTexture).texture:this.get(t.textures[0]).texture:e.isDepthTexture?this.textureUtils.getDepthBuffer(t.depth,t.stencil):this.context.getCurrentTexture();const s=this.get(e).texture;if(i.format!==s.format)return void en("WebGPUBackend: copyFramebufferToTexture: Source and destination formats do not match.",i.format,s.format);let a;if(r.currentPass?(r.currentPass.end(),a=r.encoder):a=this.device.createCommandEncoder({label:"copyFramebufferToTexture_"+e.id}),a.copyTextureToTexture({texture:i,origin:[n.x,n.y,0]},{texture:s},[n.z,n.w]),e.generateMipmaps&&this.textureUtils.generateMipmaps(e,a),r.currentPass){const{descriptor:e}=r;for(let t=0;t<e.colorAttachments.length;t++)e.colorAttachments[t].loadOp=RG;t.depth&&(e.depthStencilAttachment.depthLoadOp=RG),t.stencil&&(e.depthStencilAttachment.stencilLoadOp=RG),r.currentPass=a.beginRenderPass(e),r.currentSets={attributes:{},bindingGroups:[],pipeline:null,index:null},t.viewport&&this.updateViewport(t),t.scissor&&this.updateScissor(t)}else this.device.queue.submit([a.finish()])}hasCompatibility(e){return void 0!==this._compatibility[Wt]?this._compatibility[Wt]:super.hasCompatibility(e)}dispose(){if(this.bindingUtils.dispose(),this.textureUtils.dispose(),this.occludedResolveCache){for(const e of this.occludedResolveCache.values())e.destroy();this.occludedResolveCache.clear()}if(this.timestampQueryPool)for(const e of Object.values(this.timestampQueryPool))null!==e&&e.dispose();void 0===this.parameters.device&&null!==this.device&&this.device.destroy()}}class sX extends Ro{constructor(e,t,n,r,i,s){super(e,t,n,r,i,s),this.iesMap=null}copy(e,t){return super.copy(e,t),this.iesMap=e.iesMap,this}}class aX extends Ro{constructor(e,t,n,r,i,s){super(e,t,n,r,i,s),this.aspect=null}copy(e,t){return super.copy(e,t),this.aspect=e.aspect,this}}class oX extends ez{constructor(){super(),this.addMaterial(hD,"MeshPhongMaterial"),this.addMaterial(rI,"MeshStandardMaterial"),this.addMaterial(sI,"MeshPhysicalMaterial"),this.addMaterial(uI,"MeshToonMaterial"),this.addMaterial(nD,"MeshBasicMaterial"),this.addMaterial(uD,"MeshLambertMaterial"),this.addMaterial(GP,"MeshNormalMaterial"),this.addMaterial(dI,"MeshMatcapMaterial"),this.addMaterial(kP,"LineBasicMaterial"),this.addMaterial(VP,"LineDashedMaterial"),this.addMaterial(vI,"PointsMaterial"),this.addMaterial(mI,"SpriteMaterial"),this.addMaterial(TI,"ShadowMaterial"),this.addLight(pk,Po),this.addLight(EV,Io),this.addLight(BV,Uo),this.addLight(RV,Ro),this.addLight(MV,Oo),this.addLight(CV,fo),this.addLight(PV,Fo),this.addLight(NV,sX),this.addLight(LV,aX),this.addToneMapping(dB,1),this.addToneMapping(AB,2),this.addToneMapping(pB,3),this.addToneMapping(mB,4),this.addToneMapping(yB,6),this.addToneMapping(bB,7)}}class lX extends Tz{constructor(e={}){let t;e.forceWebGL?t=pG:(t=iX,e.getFallback=()=>(Jt("WebGPURenderer: WebGPU is not available, running under WebGL2 backend."),new pG(e)));super(new t(e),e),this.library=new oX,this.isWebGPURenderer=!0,"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}}Vq.BRDF_GGX,Vq.BRDF_Lambert,Vq.BasicPointShadowFilter,Vq.BasicShadowFilter,Vq.Break,Vq.Const,Vq.Continue,Vq.DFGLUT,Vq.D_GGX,Vq.Discard,Vq.EPSILON,Vq.F_Schlick;const uX=Vq.Fn;Vq.INFINITY;const cX=Vq.If,hX=Vq.Loop;Vq.NodeAccess,Vq.NodeShaderStage,Vq.NodeType,Vq.NodeUpdateType,Vq.PCFShadowFilter,Vq.PCFSoftShadowFilter,Vq.PI,Vq.PI2,Vq.TWO_PI,Vq.HALF_PI,Vq.PointShadowFilter,Vq.Return,Vq.Schlick_to_F0,Vq.ShaderNode,Vq.Stack,Vq.Switch,Vq.TBNViewMatrix,Vq.VSMShadowFilter,Vq.V_GGX_SmithCorrelated,Vq.Var,Vq.VarIntent,Vq.abs,Vq.acesFilmicToneMapping,Vq.acos,Vq.add,Vq.addMethodChaining,Vq.addNodeElement,Vq.agxToneMapping,Vq.all,Vq.alphaT,Vq.and,Vq.anisotropy,Vq.anisotropyB,Vq.anisotropyT,Vq.any,Vq.append,Vq.array,Vq.arrayBuffer;const dX=Vq.asin;Vq.assign,Vq.atan,Vq.atomicAdd,Vq.atomicAnd,Vq.atomicFunc,Vq.atomicLoad,Vq.atomicMax,Vq.atomicMin,Vq.atomicOr,Vq.atomicStore,Vq.atomicSub,Vq.atomicXor,Vq.attenuationColor,Vq.attenuationDistance,Vq.attribute,Vq.attributeArray,Vq.backgroundBlurriness,Vq.backgroundIntensity,Vq.backgroundRotation,Vq.batch,Vq.bentNormalView,Vq.billboarding,Vq.bitAnd,Vq.bitNot,Vq.bitOr,Vq.bitXor,Vq.bitangentGeometry,Vq.bitangentLocal,Vq.bitangentView,Vq.bitangentWorld,Vq.bitcast,Vq.blendBurn,Vq.blendColor,Vq.blendDodge,Vq.blendOverlay,Vq.blendScreen,Vq.blur,Vq.bool,Vq.buffer,Vq.bufferAttribute,Vq.bumpMap,Vq.builtin,Vq.builtinAOContext,Vq.builtinShadowContext,Vq.bvec2,Vq.bvec3,Vq.bvec4,Vq.bypass,Vq.cache,Vq.call,Vq.cameraFar,Vq.cameraIndex,Vq.cameraNear,Vq.cameraNormalMatrix,Vq.cameraPosition,Vq.cameraProjectionMatrix,Vq.cameraProjectionMatrixInverse,Vq.cameraViewMatrix,Vq.cameraViewport,Vq.cameraWorldMatrix,Vq.cbrt,Vq.cdl,Vq.ceil,Vq.checker,Vq.cineonToneMapping,Vq.clamp,Vq.clearcoat,Vq.clearcoatNormalView,Vq.clearcoatRoughness,Vq.clipSpace,Vq.code,Vq.color,Vq.colorSpaceToWorking,Vq.colorToDirection,Vq.compute,Vq.computeKernel,Vq.computeSkinning,Vq.context,Vq.convert,Vq.convertColorSpace,Vq.convertToTexture,Vq.countLeadingZeros,Vq.countOneBits,Vq.countTrailingZeros;const AX=Vq.cos;Vq.cross,Vq.cubeTexture,Vq.cubeTextureBase,Vq.dFdx,Vq.dFdy,Vq.dashSize,Vq.debug,Vq.decrement,Vq.decrementBefore,Vq.defaultBuildStages,Vq.defaultShaderStages,Vq.defined,Vq.degrees,Vq.deltaTime,Vq.densityFog,Vq.densityFogFactor,Vq.depth,Vq.depthPass,Vq.determinant,Vq.difference,Vq.diffuseColor,Vq.directPointLight,Vq.directionToColor,Vq.directionToFaceDirection,Vq.dispersion,Vq.distance,Vq.div,Vq.dot,Vq.drawIndex,Vq.dynamicBufferAttribute,Vq.element,Vq.emissive,Vq.equal,Vq.equirectUV;const pX=Vq.exp;Vq.exp2,Vq.exponentialHeightFogFactor,Vq.expression,Vq.faceDirection,Vq.faceForward,Vq.faceforward;const fX=Vq.float;Vq.floatBitsToInt,Vq.floatBitsToUint,Vq.floor,Vq.fog,Vq.fract,Vq.frameGroup,Vq.frameId,Vq.frontFacing,Vq.fwidth,Vq.gain,Vq.gapSize,Vq.getConstNodeType,Vq.getCurrentStack,Vq.getDirection,Vq.getDistanceAttenuation,Vq.getGeometryRoughness,Vq.getNormalFromDepth,Vq.interleavedGradientNoise,Vq.vogelDiskSample,Vq.getParallaxCorrectNormal,Vq.getRoughness,Vq.getScreenPosition,Vq.getShIrradianceAt,Vq.getShadowMaterial,Vq.getShadowRenderObjectFunction,Vq.getTextureIndex,Vq.getViewPosition,Vq.globalId,Vq.glsl,Vq.glslFn,Vq.grayscale,Vq.greaterThan,Vq.greaterThanEqual,Vq.hash,Vq.highpModelNormalViewMatrix,Vq.highpModelViewMatrix,Vq.hue,Vq.increment,Vq.incrementBefore,Vq.instance;const mX=Vq.instanceIndex;Vq.instancedArray,Vq.instancedBufferAttribute,Vq.instancedDynamicBufferAttribute,Vq.instancedMesh,Vq.int,Vq.intBitsToFloat,Vq.inverse,Vq.inverseSqrt,Vq.inversesqrt,Vq.invocationLocalIndex,Vq.invocationSubgroupIndex,Vq.ior,Vq.iridescence,Vq.iridescenceIOR,Vq.iridescenceThickness,Vq.ivec2,Vq.ivec3,Vq.ivec4,Vq.js,Vq.label,Vq.length,Vq.lengthSq,Vq.lessThan,Vq.lessThanEqual,Vq.lightPosition,Vq.lightProjectionUV,Vq.lightShadowMatrix,Vq.lightTargetDirection,Vq.lightTargetPosition,Vq.lightViewPosition,Vq.lightingContext,Vq.lights,Vq.linearDepth,Vq.linearToneMapping,Vq.localId,Vq.log,Vq.log2,Vq.logarithmicDepthToViewZ,Vq.luminance,Vq.mat2,Vq.mat3,Vq.mat4,Vq.matcapUV,Vq.materialAO,Vq.materialAlphaTest,Vq.materialAnisotropy,Vq.materialAnisotropyVector,Vq.materialAttenuationColor,Vq.materialAttenuationDistance,Vq.materialClearcoat,Vq.materialClearcoatNormal,Vq.materialClearcoatRoughness,Vq.materialColor,Vq.materialDispersion,Vq.materialEmissive,Vq.materialEnvIntensity,Vq.materialEnvRotation,Vq.materialIOR,Vq.materialIridescence,Vq.materialIridescenceIOR,Vq.materialIridescenceThickness,Vq.materialLightMap,Vq.materialLineDashOffset,Vq.materialLineDashSize,Vq.materialLineGapSize,Vq.materialLineScale,Vq.materialLineWidth,Vq.materialMetalness,Vq.materialNormal,Vq.materialOpacity,Vq.materialPointSize,Vq.materialReference,Vq.materialReflectivity,Vq.materialRefractionRatio,Vq.materialRotation,Vq.materialRoughness,Vq.materialSheen,Vq.materialSheenRoughness,Vq.materialShininess,Vq.materialSpecular,Vq.materialSpecularColor,Vq.materialSpecularIntensity,Vq.materialSpecularStrength,Vq.materialThickness,Vq.materialTransmission,Vq.max,Vq.maxMipLevel,Vq.mediumpModelViewMatrix,Vq.metalness,Vq.min,Vq.mix,Vq.mixElement,Vq.mod,Vq.modInt,Vq.modelDirection,Vq.modelNormalMatrix,Vq.modelPosition,Vq.modelRadius,Vq.modelScale,Vq.modelViewMatrix,Vq.modelViewPosition,Vq.modelViewProjection,Vq.modelWorldMatrix,Vq.modelWorldMatrixInverse,Vq.morphReference,Vq.mrt,Vq.mul,Vq.mx_aastep,Vq.mx_add,Vq.mx_atan2,Vq.mx_cell_noise_float,Vq.mx_contrast,Vq.mx_divide,Vq.mx_fractal_noise_float,Vq.mx_fractal_noise_vec2,Vq.mx_fractal_noise_vec3,Vq.mx_fractal_noise_vec4,Vq.mx_frame,Vq.mx_heighttonormal,Vq.mx_hsvtorgb,Vq.mx_ifequal,Vq.mx_ifgreater,Vq.mx_ifgreatereq,Vq.mx_invert,Vq.mx_modulo,Vq.mx_multiply,Vq.mx_noise_float,Vq.mx_noise_vec3,Vq.mx_noise_vec4,Vq.mx_place2d,Vq.mx_power,Vq.mx_ramp4,Vq.mx_ramplr,Vq.mx_ramptb,Vq.mx_rgbtohsv,Vq.mx_rotate2d,Vq.mx_rotate3d,Vq.mx_safepower,Vq.mx_separate,Vq.mx_splitlr,Vq.mx_splittb,Vq.mx_srgb_texture_to_lin_rec709,Vq.mx_subtract,Vq.mx_timer,Vq.mx_transform_uv,Vq.mx_unifiednoise2d,Vq.mx_unifiednoise3d,Vq.mx_worley_noise_float,Vq.mx_worley_noise_vec2,Vq.mx_worley_noise_vec3;const gX=Vq.negate;Vq.neutralToneMapping,Vq.nodeArray,Vq.nodeImmutable,Vq.nodeObject,Vq.nodeObjectIntent,Vq.nodeObjects,Vq.nodeProxy,Vq.nodeProxyIntent,Vq.normalFlat,Vq.normalGeometry,Vq.normalLocal,Vq.normalMap,Vq.normalView,Vq.normalViewGeometry,Vq.normalWorld,Vq.normalWorldGeometry,Vq.normalize,Vq.not,Vq.notEqual,Vq.numWorkgroups,Vq.objectDirection,Vq.objectGroup,Vq.objectPosition,Vq.objectRadius,Vq.objectScale,Vq.objectViewPosition,Vq.objectWorldMatrix,Vq.OnBeforeObjectUpdate,Vq.OnBeforeMaterialUpdate,Vq.OnObjectUpdate,Vq.OnMaterialUpdate,Vq.oneMinus,Vq.or,Vq.orthographicDepthToViewZ,Vq.oscSawtooth,Vq.oscSine,Vq.oscSquare,Vq.oscTriangle,Vq.output,Vq.outputStruct,Vq.overloadingFn,Vq.packHalf2x16,Vq.packSnorm2x16,Vq.packUnorm2x16,Vq.parabola,Vq.parallaxDirection,Vq.parallaxUV,Vq.parameter,Vq.pass,Vq.passTexture,Vq.pcurve,Vq.perspectiveDepthToViewZ,Vq.pmremTexture,Vq.pointShadow,Vq.pointUV,Vq.pointWidth,Vq.positionGeometry,Vq.positionLocal,Vq.positionPrevious,Vq.positionView,Vq.positionViewDirection,Vq.positionWorld,Vq.positionWorldDirection,Vq.posterize,Vq.pow,Vq.pow2,Vq.pow3,Vq.pow4,Vq.premultiplyAlpha,Vq.property,Vq.radians,Vq.rand,Vq.range,Vq.rangeFog,Vq.rangeFogFactor,Vq.reciprocal,Vq.reference,Vq.referenceBuffer,Vq.reflect,Vq.reflectVector,Vq.reflectView,Vq.reflector,Vq.refract,Vq.refractVector,Vq.refractView,Vq.reinhardToneMapping,Vq.remap,Vq.remapClamp,Vq.renderGroup,Vq.renderOutput,Vq.rendererReference,Vq.replaceDefaultUV,Vq.rotate,Vq.rotateUV,Vq.roughness,Vq.round,Vq.rtt,Vq.sRGBTransferEOTF,Vq.sRGBTransferOETF,Vq.sample,Vq.sampler,Vq.samplerComparison,Vq.saturate,Vq.saturation,Vq.screen,Vq.screenCoordinate,Vq.screenDPR,Vq.screenSize,Vq.screenUV,Vq.select,Vq.setCurrentStack,Vq.setName,Vq.shaderStages,Vq.shadow,Vq.shadowPositionWorld,Vq.shapeCircle,Vq.sharedUniformGroup,Vq.sheen,Vq.sheenRoughness,Vq.shiftLeft,Vq.shiftRight,Vq.shininess,Vq.sign;const _X=Vq.sin;Vq.sinc,Vq.skinning,Vq.smoothstep,Vq.smoothstepElement,Vq.specularColor,Vq.specularF90,Vq.spherizeUV,Vq.split,Vq.spritesheetUV;const vX=Vq.sqrt;Vq.stack,Vq.step,Vq.stepElement;const yX=Vq.storage;Vq.storageBarrier,Vq.storageTexture,Vq.string,Vq.struct,Vq.sub,Vq.subgroupAdd,Vq.subgroupAll,Vq.subgroupAnd,Vq.subgroupAny,Vq.subgroupBallot,Vq.subgroupBroadcast,Vq.subgroupBroadcastFirst,Vq.subBuild,Vq.subgroupElect,Vq.subgroupExclusiveAdd,Vq.subgroupExclusiveMul,Vq.subgroupInclusiveAdd,Vq.subgroupInclusiveMul,Vq.subgroupIndex,Vq.subgroupMax,Vq.subgroupMin,Vq.subgroupMul,Vq.subgroupOr,Vq.subgroupShuffle,Vq.subgroupShuffleDown,Vq.subgroupShuffleUp,Vq.subgroupShuffleXor,Vq.subgroupSize,Vq.subgroupXor,Vq.tan,Vq.tangentGeometry,Vq.tangentLocal,Vq.tangentView,Vq.tangentWorld,Vq.texture,Vq.texture3D,Vq.textureBarrier,Vq.textureBicubic,Vq.textureBicubicLevel,Vq.textureCubeUV,Vq.textureLoad,Vq.textureSize,Vq.textureLevel,Vq.textureStore,Vq.thickness,Vq.time,Vq.toneMapping,Vq.toneMappingExposure,Vq.toonOutlinePass,Vq.transformDirection,Vq.transformNormal,Vq.transformNormalToView,Vq.transformedClearcoatNormalView,Vq.transformedNormalView,Vq.transformedNormalWorld,Vq.transmission,Vq.transpose,Vq.triNoise3D,Vq.triplanarTexture,Vq.triplanarTextures,Vq.trunc,Vq.uint,Vq.uintBitsToFloat;const bX=Vq.uniform;Vq.uniformArray,Vq.uniformCubeTexture,Vq.uniformGroup,Vq.uniformFlow,Vq.uniformTexture,Vq.unpackHalf2x16,Vq.unpackSnorm2x16,Vq.unpackUnorm2x16,Vq.unpremultiplyAlpha,Vq.userData,Vq.uv,Vq.uvec2,Vq.uvec3,Vq.uvec4,Vq.varying,Vq.varyingProperty,Vq.vec2,Vq.vec3,Vq.vec4,Vq.vectorComponents,Vq.velocity,Vq.vertexColor,Vq.vertexIndex,Vq.vertexStage,Vq.vibrance,Vq.viewZToLogarithmicDepth,Vq.viewZToOrthographicDepth,Vq.viewZToPerspectiveDepth,Vq.viewZToReversedOrthographicDepth,Vq.viewZToReversedPerspectiveDepth,Vq.viewport,Vq.viewportCoordinate,Vq.viewportDepthTexture,Vq.viewportLinearDepth,Vq.viewportMipTexture,Vq.viewportOpaqueMipTexture,Vq.viewportResolution,Vq.viewportSafeUV,Vq.viewportSharedTexture,Vq.viewportSize,Vq.viewportTexture,Vq.viewportUV,Vq.wgsl,Vq.wgslFn,Vq.workgroupArray,Vq.workgroupBarrier,Vq.workgroupId,Vq.workingToColorSpace,Vq.xor;const xX=new qr,TX=new _n;class SX extends ko{constructor(){super(),this.isLineSegmentsGeometry=!0,this.type="LineSegmentsGeometry";this.setIndex([0,2,1,2,3,1,2,4,3,4,5,3,4,6,5,6,7,5]),this.setAttribute("position",new di([-1,2,0,1,2,0,-1,1,0,1,1,0,-1,0,0,1,0,0,-1,-1,0,1,-1,0],3)),this.setAttribute("uv",new di([-1,2,1,2,-1,1,1,1,-1,-1,1,-1,-1,-2,1,-2],2))}applyMatrix4(e){const t=this.attributes.instanceStart,n=this.attributes.instanceEnd;return void 0!==t&&(t.applyMatrix4(e),n.applyMatrix4(e),t.needsUpdate=!0),null!==this.boundingBox&&this.computeBoundingBox(),null!==this.boundingSphere&&this.computeBoundingSphere(),this}setPositions(e){let t;e instanceof Float32Array?t=e:Array.isArray(e)&&(t=new Float32Array(e));const n=new jo(t,6,1);return this.setAttribute("instanceStart",new Ei(n,3,0)),this.setAttribute("instanceEnd",new Ei(n,3,3)),this.instanceCount=this.attributes.instanceStart.count,this.computeBoundingBox(),this.computeBoundingSphere(),this}setColors(e){let t;e instanceof Float32Array?t=e:Array.isArray(e)&&(t=new Float32Array(e));const n=new jo(t,6,1);return this.setAttribute("instanceColorStart",new Ei(n,3,0)),this.setAttribute("instanceColorEnd",new Ei(n,3,3)),this}fromWireframeGeometry(e){return this.setPositions(e.attributes.position.array),this}fromEdgesGeometry(e){return this.setPositions(e.attributes.position.array),this}fromMesh(e){return this.fromWireframeGeometry(new qa(e.geometry)),this}fromLineSegments(e){const t=e.geometry;return this.setPositions(t.attributes.position.array),this}computeBoundingBox(){null===this.boundingBox&&(this.boundingBox=new qr);const e=this.attributes.instanceStart,t=this.attributes.instanceEnd;void 0!==e&&void 0!==t&&(this.boundingBox.setFromBufferAttribute(e),xX.setFromBufferAttribute(t),this.boundingBox.union(xX))}computeBoundingSphere(){null===this.boundingSphere&&(this.boundingSphere=new mi),null===this.boundingBox&&this.computeBoundingBox();const e=this.attributes.instanceStart,t=this.attributes.instanceEnd;if(void 0!==e&&void 0!==t){const n=this.boundingSphere.center;this.boundingBox.getCenter(n);let r=0;for(let i=0,s=e.count;i<s;i++)TX.fromBufferAttribute(e,i),r=Math.max(r,n.distanceToSquared(TX)),TX.fromBufferAttribute(t,i),r=Math.max(r,n.distanceToSquared(TX));this.boundingSphere.radius=Math.sqrt(r),isNaN(this.boundingSphere.radius)&&console.error("THREE.LineSegmentsGeometry.computeBoundingSphere(): Computed radius is NaN. The instanced position data is likely to have NaN values.",this)}}toJSON(){}}cl.line={worldUnits:{value:1},linewidth:{value:1},resolution:{value:new mn(1,1)},dashOffset:{value:0},dashScale:{value:1},dashSize:{value:1},gapSize:{value:1}},hl.line={uniforms:Wa.merge([cl.common,cl.fog,cl.line]),vertexShader:"\n\t\t#include <common>\n\t\t#include <color_pars_vertex>\n\t\t#include <fog_pars_vertex>\n\t\t#include <logdepthbuf_pars_vertex>\n\t\t#include <clipping_planes_pars_vertex>\n\n\t\tuniform float linewidth;\n\t\tuniform vec2 resolution;\n\n\t\tattribute vec3 instanceStart;\n\t\tattribute vec3 instanceEnd;\n\n\t\tattribute vec3 instanceColorStart;\n\t\tattribute vec3 instanceColorEnd;\n\n\t\t#ifdef WORLD_UNITS\n\n\t\t\tvarying vec4 worldPos;\n\t\t\tvarying vec3 worldStart;\n\t\t\tvarying vec3 worldEnd;\n\n\t\t\t#ifdef USE_DASH\n\n\t\t\t\tvarying vec2 vUv;\n\n\t\t\t#endif\n\n\t\t#else\n\n\t\t\tvarying vec2 vUv;\n\n\t\t#endif\n\n\t\t#ifdef USE_DASH\n\n\t\t\tuniform float dashScale;\n\t\t\tattribute float instanceDistanceStart;\n\t\t\tattribute float instanceDistanceEnd;\n\t\t\tvarying float vLineDistance;\n\n\t\t#endif\n\n\t\tvoid trimSegment( const in vec4 start, inout vec4 end ) {\n\n\t\t\t// trim end segment so it terminates between the camera plane and the near plane\n\n\t\t\t// conservative estimate of the near plane\n\t\t\tfloat a = projectionMatrix[ 2 ][ 2 ]; // 3nd entry in 3th column\n\t\t\tfloat b = projectionMatrix[ 3 ][ 2 ]; // 3nd entry in 4th column\n\t\t\tfloat nearEstimate = - 0.5 * b / a;\n\n\t\t\tfloat alpha = ( nearEstimate - start.z ) / ( end.z - start.z );\n\n\t\t\tend.xyz = mix( start.xyz, end.xyz, alpha );\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\t#ifdef USE_COLOR\n\n\t\t\t\tvColor.xyz = ( position.y < 0.5 ) ? instanceColorStart : instanceColorEnd;\n\n\t\t\t#endif\n\n\t\t\t#ifdef USE_DASH\n\n\t\t\t\tvLineDistance = ( position.y < 0.5 ) ? dashScale * instanceDistanceStart : dashScale * instanceDistanceEnd;\n\t\t\t\tvUv = uv;\n\n\t\t\t#endif\n\n\t\t\tfloat aspect = resolution.x / resolution.y;\n\n\t\t\t// camera space\n\t\t\tvec4 start = modelViewMatrix * vec4( instanceStart, 1.0 );\n\t\t\tvec4 end = modelViewMatrix * vec4( instanceEnd, 1.0 );\n\n\t\t\t#ifdef WORLD_UNITS\n\n\t\t\t\tworldStart = start.xyz;\n\t\t\t\tworldEnd = end.xyz;\n\n\t\t\t#else\n\n\t\t\t\tvUv = uv;\n\n\t\t\t#endif\n\n\t\t\t// special case for perspective projection, and segments that terminate either in, or behind, the camera plane\n\t\t\t// clearly the gpu firmware has a way of addressing this issue when projecting into ndc space\n\t\t\t// but we need to perform ndc-space calculations in the shader, so we must address this issue directly\n\t\t\t// perhaps there is a more elegant solution -- WestLangley\n\n\t\t\tbool perspective = ( projectionMatrix[ 2 ][ 3 ] == - 1.0 ); // 4th entry in the 3rd column\n\n\t\t\tif ( perspective ) {\n\n\t\t\t\tif ( start.z < 0.0 && end.z >= 0.0 ) {\n\n\t\t\t\t\ttrimSegment( start, end );\n\n\t\t\t\t} else if ( end.z < 0.0 && start.z >= 0.0 ) {\n\n\t\t\t\t\ttrimSegment( end, start );\n\n\t\t\t\t}\n\n\t\t\t}\n\n\t\t\t// clip space\n\t\t\tvec4 clipStart = projectionMatrix * start;\n\t\t\tvec4 clipEnd = projectionMatrix * end;\n\n\t\t\t// ndc space\n\t\t\tvec3 ndcStart = clipStart.xyz / clipStart.w;\n\t\t\tvec3 ndcEnd = clipEnd.xyz / clipEnd.w;\n\n\t\t\t// direction\n\t\t\tvec2 dir = ndcEnd.xy - ndcStart.xy;\n\n\t\t\t// account for clip-space aspect ratio\n\t\t\tdir.x *= aspect;\n\t\t\tdir = normalize( dir );\n\n\t\t\t#ifdef WORLD_UNITS\n\n\t\t\t\tvec3 worldDir = normalize( end.xyz - start.xyz );\n\t\t\t\tvec3 tmpFwd = normalize( mix( start.xyz, end.xyz, 0.5 ) );\n\t\t\t\tvec3 worldUp = normalize( cross( worldDir, tmpFwd ) );\n\t\t\t\tvec3 worldFwd = cross( worldDir, worldUp );\n\t\t\t\tworldPos = position.y < 0.5 ? start: end;\n\n\t\t\t\t// height offset\n\t\t\t\tfloat hw = linewidth * 0.5;\n\t\t\t\tworldPos.xyz += position.x < 0.0 ? hw * worldUp : - hw * worldUp;\n\n\t\t\t\t// don't extend the line if we're rendering dashes because we\n\t\t\t\t// won't be rendering the endcaps\n\t\t\t\t#ifndef USE_DASH\n\n\t\t\t\t\t// cap extension\n\t\t\t\t\tworldPos.xyz += position.y < 0.5 ? - hw * worldDir : hw * worldDir;\n\n\t\t\t\t\t// add width to the box\n\t\t\t\t\tworldPos.xyz += worldFwd * hw;\n\n\t\t\t\t\t// endcaps\n\t\t\t\t\tif ( position.y > 1.0 || position.y < 0.0 ) {\n\n\t\t\t\t\t\tworldPos.xyz -= worldFwd * 2.0 * hw;\n\n\t\t\t\t\t}\n\n\t\t\t\t#endif\n\n\t\t\t\t// project the worldpos\n\t\t\t\tvec4 clip = projectionMatrix * worldPos;\n\n\t\t\t\t// shift the depth of the projected points so the line\n\t\t\t\t// segments overlap neatly\n\t\t\t\tvec3 clipPose = ( position.y < 0.5 ) ? ndcStart : ndcEnd;\n\t\t\t\tclip.z = clipPose.z * clip.w;\n\n\t\t\t#else\n\n\t\t\t\tvec2 offset = vec2( dir.y, - dir.x );\n\t\t\t\t// undo aspect ratio adjustment\n\t\t\t\tdir.x /= aspect;\n\t\t\t\toffset.x /= aspect;\n\n\t\t\t\t// sign flip\n\t\t\t\tif ( position.x < 0.0 ) offset *= - 1.0;\n\n\t\t\t\t// endcaps\n\t\t\t\tif ( position.y < 0.0 ) {\n\n\t\t\t\t\toffset += - dir;\n\n\t\t\t\t} else if ( position.y > 1.0 ) {\n\n\t\t\t\t\toffset += dir;\n\n\t\t\t\t}\n\n\t\t\t\t// adjust for linewidth\n\t\t\t\toffset *= linewidth;\n\n\t\t\t\t// adjust for clip-space to screen-space conversion // maybe resolution should be based on viewport ...\n\t\t\t\toffset /= resolution.y;\n\n\t\t\t\t// select end\n\t\t\t\tvec4 clip = ( position.y < 0.5 ) ? clipStart : clipEnd;\n\n\t\t\t\t// back to clip space\n\t\t\t\toffset *= clip.w;\n\n\t\t\t\tclip.xy += offset;\n\n\t\t\t#endif\n\n\t\t\tgl_Position = clip;\n\n\t\t\tvec4 mvPosition = ( position.y < 0.5 ) ? start : end; // this is an approximation\n\n\t\t\t#include <logdepthbuf_vertex>\n\t\t\t#include <clipping_planes_vertex>\n\t\t\t#include <fog_vertex>\n\n\t\t}\n\t\t",fragmentShader:"\n\t\tuniform vec3 diffuse;\n\t\tuniform float opacity;\n\t\tuniform float linewidth;\n\n\t\t#ifdef USE_DASH\n\n\t\t\tuniform float dashOffset;\n\t\t\tuniform float dashSize;\n\t\t\tuniform float gapSize;\n\n\t\t#endif\n\n\t\tvarying float vLineDistance;\n\n\t\t#ifdef WORLD_UNITS\n\n\t\t\tvarying vec4 worldPos;\n\t\t\tvarying vec3 worldStart;\n\t\t\tvarying vec3 worldEnd;\n\n\t\t\t#ifdef USE_DASH\n\n\t\t\t\tvarying vec2 vUv;\n\n\t\t\t#endif\n\n\t\t#else\n\n\t\t\tvarying vec2 vUv;\n\n\t\t#endif\n\n\t\t#include <common>\n\t\t#include <color_pars_fragment>\n\t\t#include <fog_pars_fragment>\n\t\t#include <logdepthbuf_pars_fragment>\n\t\t#include <clipping_planes_pars_fragment>\n\n\t\tvec2 closestLineToLine(vec3 p1, vec3 p2, vec3 p3, vec3 p4) {\n\n\t\t\tfloat mua;\n\t\t\tfloat mub;\n\n\t\t\tvec3 p13 = p1 - p3;\n\t\t\tvec3 p43 = p4 - p3;\n\n\t\t\tvec3 p21 = p2 - p1;\n\n\t\t\tfloat d1343 = dot( p13, p43 );\n\t\t\tfloat d4321 = dot( p43, p21 );\n\t\t\tfloat d1321 = dot( p13, p21 );\n\t\t\tfloat d4343 = dot( p43, p43 );\n\t\t\tfloat d2121 = dot( p21, p21 );\n\n\t\t\tfloat denom = d2121 * d4343 - d4321 * d4321;\n\n\t\t\tfloat numer = d1343 * d4321 - d1321 * d4343;\n\n\t\t\tmua = numer / denom;\n\t\t\tmua = clamp( mua, 0.0, 1.0 );\n\t\t\tmub = ( d1343 + d4321 * ( mua ) ) / d4343;\n\t\t\tmub = clamp( mub, 0.0, 1.0 );\n\n\t\t\treturn vec2( mua, mub );\n\n\t\t}\n\n\t\tvoid main() {\n\n\t\t\tfloat alpha = opacity;\n\t\t\tvec4 diffuseColor = vec4( diffuse, alpha );\n\n\t\t\t#include <clipping_planes_fragment>\n\n\t\t\t#ifdef USE_DASH\n\n\t\t\t\tif ( vUv.y < - 1.0 || vUv.y > 1.0 ) discard; // discard endcaps\n\n\t\t\t\tif ( mod( vLineDistance + dashOffset, dashSize + gapSize ) > dashSize ) discard; // todo - FIX\n\n\t\t\t#endif\n\n\t\t\t#ifdef WORLD_UNITS\n\n\t\t\t\t// Find the closest points on the view ray and the line segment\n\t\t\t\tvec3 rayEnd = normalize( worldPos.xyz ) * 1e5;\n\t\t\t\tvec3 lineDir = worldEnd - worldStart;\n\t\t\t\tvec2 params = closestLineToLine( worldStart, worldEnd, vec3( 0.0, 0.0, 0.0 ), rayEnd );\n\n\t\t\t\tvec3 p1 = worldStart + lineDir * params.x;\n\t\t\t\tvec3 p2 = rayEnd * params.y;\n\t\t\t\tvec3 delta = p1 - p2;\n\t\t\t\tfloat len = length( delta );\n\t\t\t\tfloat norm = len / linewidth;\n\n\t\t\t\t#ifndef USE_DASH\n\n\t\t\t\t\t#ifdef USE_ALPHA_TO_COVERAGE\n\n\t\t\t\t\t\tfloat dnorm = fwidth( norm );\n\t\t\t\t\t\talpha = 1.0 - smoothstep( 0.5 - dnorm, 0.5 + dnorm, norm );\n\n\t\t\t\t\t#else\n\n\t\t\t\t\t\tif ( norm > 0.5 ) {\n\n\t\t\t\t\t\t\tdiscard;\n\n\t\t\t\t\t\t}\n\n\t\t\t\t\t#endif\n\n\t\t\t\t#endif\n\n\t\t\t#else\n\n\t\t\t\t#ifdef USE_ALPHA_TO_COVERAGE\n\n\t\t\t\t\t// artifacts appear on some hardware if a derivative is taken within a conditional\n\t\t\t\t\tfloat a = vUv.x;\n\t\t\t\t\tfloat b = ( vUv.y > 0.0 ) ? vUv.y - 1.0 : vUv.y + 1.0;\n\t\t\t\t\tfloat len2 = a * a + b * b;\n\t\t\t\t\tfloat dlen = fwidth( len2 );\n\n\t\t\t\t\tif ( abs( vUv.y ) > 1.0 ) {\n\n\t\t\t\t\t\talpha = 1.0 - smoothstep( 1.0 - dlen, 1.0 + dlen, len2 );\n\n\t\t\t\t\t}\n\n\t\t\t\t#else\n\n\t\t\t\t\tif ( abs( vUv.y ) > 1.0 ) {\n\n\t\t\t\t\t\tfloat a = vUv.x;\n\t\t\t\t\t\tfloat b = ( vUv.y > 0.0 ) ? vUv.y - 1.0 : vUv.y + 1.0;\n\t\t\t\t\t\tfloat len2 = a * a + b * b;\n\n\t\t\t\t\t\tif ( len2 > 1.0 ) discard;\n\n\t\t\t\t\t}\n\n\t\t\t\t#endif\n\n\t\t\t#endif\n\n\t\t\t#include <logdepthbuf_fragment>\n\t\t\t#include <color_fragment>\n\n\t\t\tgl_FragColor = vec4( diffuseColor.rgb, alpha );\n\n\t\t\t#include <tonemapping_fragment>\n\t\t\t#include <colorspace_fragment>\n\t\t\t#include <fog_fragment>\n\t\t\t#include <premultiplied_alpha_fragment>\n\n\t\t}\n\t\t"};class wX extends Xa{constructor(e){super({type:"LineMaterial",uniforms:Wa.clone(hl.line.uniforms),vertexShader:hl.line.vertexShader,fragmentShader:hl.line.fragmentShader,clipping:!0}),this.isLineMaterial=!0,this.setValues(e)}get color(){return this.uniforms.diffuse.value}set color(e){this.uniforms.diffuse.value=e}get worldUnits(){return"WORLD_UNITS"in this.defines}set worldUnits(e){!0===e!==this.worldUnits&&(this.needsUpdate=!0),!0===e?this.defines.WORLD_UNITS="":delete this.defines.WORLD_UNITS}get linewidth(){return this.uniforms.linewidth.value}set linewidth(e){this.uniforms.linewidth&&(this.uniforms.linewidth.value=e)}get dashed(){return"USE_DASH"in this.defines}set dashed(e){!0===e!==this.dashed&&(this.needsUpdate=!0),!0===e?this.defines.USE_DASH="":delete this.defines.USE_DASH}get dashScale(){return this.uniforms.dashScale.value}set dashScale(e){this.uniforms.dashScale.value=e}get dashSize(){return this.uniforms.dashSize.value}set dashSize(e){this.uniforms.dashSize.value=e}get dashOffset(){return this.uniforms.dashOffset.value}set dashOffset(e){this.uniforms.dashOffset.value=e}get gapSize(){return this.uniforms.gapSize.value}set gapSize(e){this.uniforms.gapSize.value=e}get opacity(){return this.uniforms.opacity.value}set opacity(e){this.uniforms&&(this.uniforms.opacity.value=e)}get resolution(){return this.uniforms.resolution.value}set resolution(e){this.uniforms.resolution.value.copy(e)}get alphaToCoverage(){return"USE_ALPHA_TO_COVERAGE"in this.defines}set alphaToCoverage(e){this.defines&&(!0===e!==this.alphaToCoverage&&(this.needsUpdate=!0),!0===e?this.defines.USE_ALPHA_TO_COVERAGE="":delete this.defines.USE_ALPHA_TO_COVERAGE)}}const MX=new Bn,EX=new _n,CX=new _n,RX=new Bn,NX=new Bn,PX=new Bn,DX=new _n,LX=new zn,IX=new class{constructor(e=new _n,t=new _n){this.start=e,this.end=t}set(e,t){return this.start.copy(e),this.end.copy(t),this}copy(e){return this.start.copy(e.start),this.end.copy(e.end),this}getCenter(e){return e.addVectors(this.start,this.end).multiplyScalar(.5)}delta(e){return e.subVectors(this.end,this.start)}distanceSq(){return this.start.distanceToSquared(this.end)}distance(){return this.start.distanceTo(this.end)}at(e,t){return this.delta(t).multiplyScalar(e).add(this.start)}closestPointToPointParameter(e,t){Ko.subVectors(e,this.start),Zo.subVectors(this.end,this.start);const n=Zo.dot(Zo);let r=Zo.dot(Ko)/n;return t&&(r=cn(r,0,1)),r}closestPointToPoint(e,t,n){const r=this.closestPointToPointParameter(e,t);return this.delta(n).multiplyScalar(r).add(this.start)}distanceSqToLine3(e,t=nl,n=rl){const r=1e-8*1e-8;let i,s;const a=this.start,o=e.start,l=this.end,u=e.end;Jo.subVectors(l,a),el.subVectors(u,o),tl.subVectors(a,o);const c=Jo.dot(Jo),h=el.dot(el),d=el.dot(tl);if(c<=r&&h<=r)return t.copy(a),n.copy(o),t.sub(n),t.dot(t);if(c<=r)i=0,s=d/h,s=cn(s,0,1);else{const e=Jo.dot(tl);if(h<=r)s=0,i=cn(-e/c,0,1);else{const t=Jo.dot(el),n=c*h-t*t;i=0!==n?cn((t*d-e*h)/n,0,1):0,s=(t*i+d)/h,s<0?(s=0,i=cn(-e/c,0,1)):s>1&&(s=1,i=cn((t-e)/c,0,1))}}return t.copy(a).addScaledVector(Jo,i),n.copy(o).addScaledVector(el,s),t.distanceToSquared(n)}applyMatrix4(e){return this.start.applyMatrix4(e),this.end.applyMatrix4(e),this}equals(e){return e.start.equals(this.start)&&e.end.equals(this.end)}clone(){return(new this.constructor).copy(this)}},OX=new _n,UX=new qr,BX=new mi,FX=new Bn;let kX,qX;function VX(e,t,n){return FX.set(0,0,-t,1).applyMatrix4(e.projectionMatrix),FX.multiplyScalar(1/FX.w),FX.x=qX/n.width,FX.y=qX/n.height,FX.applyMatrix4(e.projectionMatrixInverse),FX.multiplyScalar(1/FX.w),Math.abs(Math.max(FX.x,FX.y))}class zX extends Ki{constructor(e=new SX,t=new wX({color:16777215*Math.random()})){super(e,t),this.isLineSegments2=!0,this.type="LineSegments2"}computeLineDistances(){const e=this.geometry,t=e.attributes.instanceStart,n=e.attributes.instanceEnd,r=new Float32Array(2*t.count);for(let e=0,i=0,s=t.count;e<s;e++,i+=2)EX.fromBufferAttribute(t,e),CX.fromBufferAttribute(n,e),r[i]=0===i?0:r[i-1],r[i+1]=r[i]+EX.distanceTo(CX);const i=new jo(r,2,1);return e.setAttribute("instanceDistanceStart",new Ei(i,1,0)),e.setAttribute("instanceDistanceEnd",new Ei(i,1,1)),this}raycast(e,t){const n=this.material.worldUnits,r=e.camera;null!==r||n||console.error('LineSegments2: "Raycaster.camera" needs to be set in order to raycast against LineSegments2 while worldUnits is set to false.');const i=void 0!==e.params.Line2&&e.params.Line2.threshold||0;kX=e.ray;const s=this.matrixWorld,a=this.geometry,o=this.material;let l,u;if(qX=o.linewidth+i,null===a.boundingSphere&&a.computeBoundingSphere(),BX.copy(a.boundingSphere).applyMatrix4(s),n)l=.5*qX;else{l=VX(r,Math.max(r.near,BX.distanceToPoint(kX.origin)),o.resolution)}if(BX.radius+=l,!1!==kX.intersectsSphere(BX)){if(null===a.boundingBox&&a.computeBoundingBox(),UX.copy(a.boundingBox).applyMatrix4(s),n)u=.5*qX;else{u=VX(r,Math.max(r.near,UX.distanceToPoint(kX.origin)),o.resolution)}UX.expandByScalar(u),!1!==kX.intersectsBox(UX)&&(n?function(e,t){const n=e.matrixWorld,r=e.geometry,i=r.attributes.instanceStart,s=r.attributes.instanceEnd;for(let a=0,o=Math.min(r.instanceCount,i.count);a<o;a++){IX.start.fromBufferAttribute(i,a),IX.end.fromBufferAttribute(s,a),IX.applyMatrix4(n);const r=new _n,o=new _n;kX.distanceSqToSegment(IX.start,IX.end,o,r),o.distanceTo(r)<.5*qX&&t.push({point:o,pointOnLine:r,distance:kX.origin.distanceTo(o),object:e,face:null,faceIndex:a,uv:null,uv1:null})}}(this,t):function(e,t,n){const r=t.projectionMatrix,i=e.material.resolution,s=e.matrixWorld,a=e.geometry,o=a.attributes.instanceStart,l=a.attributes.instanceEnd,u=Math.min(a.instanceCount,o.count),c=-t.near;kX.at(1,PX),PX.w=1,PX.applyMatrix4(t.matrixWorldInverse),PX.applyMatrix4(r),PX.multiplyScalar(1/PX.w),PX.x*=i.x/2,PX.y*=i.y/2,PX.z=0,DX.copy(PX),LX.multiplyMatrices(t.matrixWorldInverse,s);for(let t=0,a=u;t<a;t++){if(RX.fromBufferAttribute(o,t),NX.fromBufferAttribute(l,t),RX.w=1,NX.w=1,RX.applyMatrix4(LX),NX.applyMatrix4(LX),RX.z>c&&NX.z>c)continue;if(RX.z>c){const e=RX.z-NX.z,t=(RX.z-c)/e;RX.lerp(NX,t)}else if(NX.z>c){const e=NX.z-RX.z,t=(NX.z-c)/e;NX.lerp(RX,t)}RX.applyMatrix4(r),NX.applyMatrix4(r),RX.multiplyScalar(1/RX.w),NX.multiplyScalar(1/NX.w),RX.x*=i.x/2,RX.y*=i.y/2,NX.x*=i.x/2,NX.y*=i.y/2,IX.start.copy(RX),IX.start.z=0,IX.end.copy(NX),IX.end.z=0;const a=IX.closestPointToPointParameter(DX,!0);IX.at(a,OX);const u=fn.lerp(RX.z,NX.z,a),h=u>=-1&&u<=1,d=DX.distanceTo(OX)<.5*qX;if(h&&d){IX.start.fromBufferAttribute(o,t),IX.end.fromBufferAttribute(l,t),IX.start.applyMatrix4(s),IX.end.applyMatrix4(s);const r=new _n,i=new _n;kX.distanceSqToSegment(IX.start,IX.end,i,r),n.push({point:i,pointOnLine:r,distance:kX.origin.distanceTo(i),object:e,face:null,faceIndex:t,uv:null,uv1:null})}}}(this,r,t))}}onBeforeRender(e){const t=this.material.uniforms;t&&t.resolution&&(e.getViewport(MX),this.material.uniforms.resolution.value.set(MX.z,MX.w))}}class GX extends SX{constructor(){super(),this.isLineGeometry=!0,this.type="LineGeometry"}setPositions(e){const t=e.length-3,n=new Float32Array(2*t);for(let r=0;r<t;r+=3)n[2*r]=e[r],n[2*r+1]=e[r+1],n[2*r+2]=e[r+2],n[2*r+3]=e[r+3],n[2*r+4]=e[r+4],n[2*r+5]=e[r+5];return super.setPositions(n),this}setColors(e){const t=e.length-3,n=new Float32Array(2*t);for(let r=0;r<t;r+=3)n[2*r]=e[r],n[2*r+1]=e[r+1],n[2*r+2]=e[r+2],n[2*r+3]=e[r+3],n[2*r+4]=e[r+4],n[2*r+5]=e[r+5];return super.setColors(n),this}setFromPoints(e){const t=e.length-1,n=new Float32Array(6*t);for(let r=0;r<t;r++)n[6*r]=e[r].x,n[6*r+1]=e[r].y,n[6*r+2]=e[r].z||0,n[6*r+3]=e[r+1].x,n[6*r+4]=e[r+1].y,n[6*r+5]=e[r+1].z||0;return super.setPositions(n),this}fromLine(e){const t=e.geometry;return this.setPositions(t.attributes.position.array),this}}class HX extends zX{constructor(e=new GX,t=new wX({color:16777215*Math.random()})){super(e,t),this.isLine2=!0,this.type="Line2"}}class jX extends Oa{constructor(e,t={}){const n=t.font;if(void 0===n)super();else{const r=n.generateShapes(e,t.size,t.direction);void 0===t.depth&&(t.depth=50),void 0===t.bevelThickness&&(t.bevelThickness=10),void 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r$({},e,hY.linkProp(e))}))),AY=b$("objectsLayer",UQ),pY=Object.assign.apply(Object,f$(["objectsData","objectLat","objectLng","objectAltitude","objectRotation","objectFacesSurface","objectThreeObject"].map(function(e){return r$({},e,AY.linkProp(e))}))),fY=b$("customLayer",BQ),mY=Object.assign.apply(Object,f$(["customLayerData","customThreeObject","customThreeObjectUpdate"].map(function(e){return r$({},e,fY.linkProp(e))}))),gY=Dh({props:u$(u$(u$(u$(u$(u$(u$(u$(u$(u$(u$(u$(u$(u$(u$({onGlobeReady:{triggerUpdate:!1},rendererSize:{default:new FQ.Vector2(window.innerWidth,window.innerHeight),onChange:function(e,t){t.pathsLayer.rendererSize(e)},triggerUpdate:!1}},VQ),HQ),WQ),$Q),YQ),eY),ZQ),nY),iY),aY),lY),cY),dY),pY),mY),methods:u$({getGlobeRadius:T$,getCoords:function(e){for(var t=arguments.length,n=new Array(t>1?t-1:0),r=1;r<t;r++)n[r-1]=arguments[r];return S$.apply(void 0,n)},toGeoCoords:function(e){for(var t=arguments.length,n=new Array(t>1?t-1:0),r=1;r<t;r++)n[r-1]=arguments[r];return w$.apply(void 0,n)},setPointOfView:function(e,t){var n,r,i,s,a=t instanceof FQ.Camera?t.position:t,o=T$(),l=void 0;e.scene&&a&&(l=function(t){void 0===n&&(n=a.clone().applyMatrix4(e.scene.matrixWorld.clone().invert())),void 0===r&&(r=n.length()),void 0===i&&(i=Math.sqrt(Math.pow(r,2)-Math.pow(o,2))),void 0===s&&(s=Math.acos(i/r));var l=n.distanceTo(t);if(l<i)return!1;var u=t.length();return Math.acos((Math.pow(r,2)+Math.pow(l,2)-Math.pow(u,2))/(2*r*l))<s});e.layersThatNeedUpdatePov.forEach(function(e){return e.updatePov(t)}),e.layersThatNeedBehindGlobeChecker.forEach(function(e){return e.isBehindGlobe(l)})},pauseAnimation:function(e){return null!==e.animationFrameRequestId&&(cancelAnimationFrame(e.animationFrameRequestId),e.animationFrameRequestId=null),e.pausableLayers.forEach(function(e){var t;return null===(t=e.pauseAnimation)||void 0===t?void 0:t.call(e)}),this},resumeAnimation:function(e){return null===e.animationFrameRequestId&&this._animationCycle(),e.pausableLayers.forEach(function(e){var t;return null===(t=e.resumeAnimation)||void 0===t?void 0:t.call(e)}),this},_animationCycle:function(e){e.animationFrameRequestId=requestAnimationFrame(this._animationCycle),e.tweenGroup.update()},_destructor:function(e){this.pauseAnimation(),e.destructableLayers.forEach(function(e){return e._destructor()})}},zQ),stateInit:function(){var e=new Oh,t={tweenGroup:e},n={globeLayer:N$(t),pointsLayer:G$(t),arcsLayer:K$(t),hexBinLayer:tQ(t),heatmapsLayer:uQ(t),polygonsLayer:hQ(t),hexedPolygonsLayer:fQ(t),pathsLayer:yQ(t),tilesLayer:xQ(t),particlesLayer:wQ(t),ringsLayer:RQ(t),labelsLayer:DQ(t),htmlElementsLayer:IQ(t),objectsLayer:UQ(t),customLayer:BQ(t)};return u$(u$({tweenGroup:e},n),{},{layersThatNeedUpdatePov:Object.values(n).filter(function(e){return e.hasOwnProperty("updatePov")}),layersThatNeedBehindGlobeChecker:Object.values(n).filter(function(e){return e.hasOwnProperty("isBehindGlobe")}),destructableLayers:Object.values(n).filter(function(e){return e.hasOwnProperty("_destructor")}),pausableLayers:Object.values(n).filter(function(e){return e.hasOwnProperty("pauseAnimation")})})},init:function(e,t,n){var r=n.animateIn,i=void 0===r||r,s=n.waitForGlobeReady,a=void 0===s||s;y$(e),t.scene=e,t.scene.visible=!1,kQ.forEach(function(e){var n=new FQ.Group;t.scene.add(n),t[e](n)});var o=function(){if(i){t.scene.scale.set(1e-6,1e-6,1e-6),t.tweenGroup.add(new kh({k:1e-6}).to({k:1},600).easing(Lh.Quadratic.Out).onUpdate(function(e){var n=e.k;return t.scene.scale.set(n,n,n)}).onComplete(function(){t.tweenGroup.remove(this)}).start());var e=new FQ.Vector3(0,1,0);t.tweenGroup.add(new kh({rot:2*Math.PI}).to({rot:0},1200).easing(Lh.Quintic.Out).onUpdate(function(n){var r=n.rot;return t.scene.setRotationFromAxisAngle(e,r)}).onComplete(function(){t.tweenGroup.remove(this)}).start())}t.scene.visible=!0,t.onGlobeReady&&t.onGlobeReady()};a?t.globeLayer.onReady(o):o(),this._animationCycle()},update:function(e){}});var _Y=function(e){var t=arguments.length>2&&void 0!==arguments[2]&&arguments[2],n=function(n){function r(){var n;KX(this,r);for(var i=arguments.length,s=new Array(i),a=0;a<i;a++)s[a]=arguments[a];return(n=YX(this,r,[].concat(s))).__kapsuleInstance=t$(e,[].concat(f$(t?[n]:[]),s)),n}return a$(r,n),n$(r)}(arguments.length>1&&void 0!==arguments[1]?arguments[1]:Object);return Object.keys(e()).forEach(function(e){return n.prototype[e]=function(){var t,n=(t=this.__kapsuleInstance)[e].apply(t,arguments);return n===this.__kapsuleInstance?this:n}}),n}(gY,(window.THREE?window.THREE:{Group:mr}).Group,!0);const vY={type:"change"},yY={type:"start"},bY={type:"end"},xY=1e-6,TY=-1,SY=0,wY=1,MY=2,EY=3,CY=4,RY=new mn,NY=new mn,PY=new _n,DY=new _n,LY=new _n,IY=new gn,OY=new _n,UY=new _n,BY=new _n,FY=new _n;class kY extends sl{constructor(e,t=null){super(e,t),this.screen={left:0,top:0,width:0,height:0},this.rotateSpeed=1,this.zoomSpeed=1.2,this.panSpeed=.3,this.noRotate=!1,this.noZoom=!1,this.noPan=!1,this.staticMoving=!1,this.dynamicDampingFactor=.2,this.minDistance=0,this.maxDistance=1/0,this.minZoom=0,this.maxZoom=1/0,this.keys=["KeyA","KeyS","KeyD"],this.mouseButtons={LEFT:d,MIDDLE:A,RIGHT:p},this.target=new _n,this.state=TY,this.keyState=TY,this._lastPosition=new _n,this._lastZoom=1,this._touchZoomDistanceStart=0,this._touchZoomDistanceEnd=0,this._lastAngle=0,this._eye=new _n,this._movePrev=new mn,this._moveCurr=new mn,this._lastAxis=new _n,this._zoomStart=new mn,this._zoomEnd=new mn,this._panStart=new mn,this._panEnd=new mn,this._pointers=[],this._pointerPositions={},this._onPointerMove=VY.bind(this),this._onPointerDown=qY.bind(this),this._onPointerUp=zY.bind(this),this._onPointerCancel=GY.bind(this),this._onContextMenu=YY.bind(this),this._onMouseWheel=QY.bind(this),this._onKeyDown=jY.bind(this),this._onKeyUp=HY.bind(this),this._onTouchStart=KY.bind(this),this._onTouchMove=ZY.bind(this),this._onTouchEnd=JY.bind(this),this._onMouseDown=WY.bind(this),this._onMouseMove=XY.bind(this),this._onMouseUp=$Y.bind(this),this._target0=this.target.clone(),this._position0=this.object.position.clone(),this._up0=this.object.up.clone(),this._zoom0=this.object.zoom,null!==t&&(this.connect(t),this.handleResize()),this.update()}connect(e){super.connect(e),window.addEventListener("keydown",this._onKeyDown),window.addEventListener("keyup",this._onKeyUp),this.domElement.addEventListener("pointerdown",this._onPointerDown),this.domElement.addEventListener("pointercancel",this._onPointerCancel),this.domElement.addEventListener("wheel",this._onMouseWheel,{passive:!1}),this.domElement.addEventListener("contextmenu",this._onContextMenu),this.domElement.style.touchAction="none"}disconnect(){window.removeEventListener("keydown",this._onKeyDown),window.removeEventListener("keyup",this._onKeyUp),this.domElement.removeEventListener("pointerdown",this._onPointerDown),this.domElement.ownerDocument.removeEventListener("pointermove",this._onPointerMove),this.domElement.ownerDocument.removeEventListener("pointerup",this._onPointerUp),this.domElement.removeEventListener("pointercancel",this._onPointerCancel),this.domElement.removeEventListener("wheel",this._onMouseWheel),this.domElement.removeEventListener("contextmenu",this._onContextMenu),this.domElement.style.touchAction="auto"}dispose(){this.disconnect()}handleResize(){const e=this.domElement.getBoundingClientRect(),t=this.domElement.ownerDocument.documentElement;this.screen.left=e.left+window.pageXOffset-t.clientLeft,this.screen.top=e.top+window.pageYOffset-t.clientTop,this.screen.width=e.width,this.screen.height=e.height}update(){this._eye.subVectors(this.object.position,this.target),this.noRotate||this._rotateCamera(),this.noZoom||this._zoomCamera(),this.noPan||this._panCamera(),this.object.position.addVectors(this.target,this._eye),this.object.isPerspectiveCamera?(this._checkDistances(),this.object.lookAt(this.target),this._lastPosition.distanceToSquared(this.object.position)>xY&&(this.dispatchEvent(vY),this._lastPosition.copy(this.object.position))):this.object.isOrthographicCamera?(this.object.lookAt(this.target),(this._lastPosition.distanceToSquared(this.object.position)>xY||this._lastZoom!==this.object.zoom)&&(this.dispatchEvent(vY),this._lastPosition.copy(this.object.position),this._lastZoom=this.object.zoom)):console.warn("THREE.TrackballControls: Unsupported camera type.")}reset(){this.state=TY,this.keyState=TY,this.target.copy(this._target0),this.object.position.copy(this._position0),this.object.up.copy(this._up0),this.object.zoom=this._zoom0,this.object.updateProjectionMatrix(),this._eye.subVectors(this.object.position,this.target),this.object.lookAt(this.target),this.dispatchEvent(vY),this._lastPosition.copy(this.object.position),this._lastZoom=this.object.zoom}_panCamera(){if(NY.copy(this._panEnd).sub(this._panStart),NY.lengthSq()){if(this.object.isOrthographicCamera){const e=(this.object.right-this.object.left)/this.object.zoom/this.domElement.clientWidth,t=(this.object.top-this.object.bottom)/this.object.zoom/this.domElement.clientWidth;NY.x*=e,NY.y*=t}NY.multiplyScalar(this._eye.length()*this.panSpeed),DY.copy(this._eye).cross(this.object.up).setLength(NY.x),DY.add(PY.copy(this.object.up).setLength(NY.y)),this.object.position.add(DY),this.target.add(DY),this.staticMoving?this._panStart.copy(this._panEnd):this._panStart.add(NY.subVectors(this._panEnd,this._panStart).multiplyScalar(this.dynamicDampingFactor))}}_rotateCamera(){FY.set(this._moveCurr.x-this._movePrev.x,this._moveCurr.y-this._movePrev.y,0);let e=FY.length();e?(this._eye.copy(this.object.position).sub(this.target),OY.copy(this._eye).normalize(),UY.copy(this.object.up).normalize(),BY.crossVectors(UY,OY).normalize(),UY.setLength(this._moveCurr.y-this._movePrev.y),BY.setLength(this._moveCurr.x-this._movePrev.x),FY.copy(UY.add(BY)),LY.crossVectors(FY,this._eye).normalize(),e*=this.rotateSpeed,IY.setFromAxisAngle(LY,e),this._eye.applyQuaternion(IY),this.object.up.applyQuaternion(IY),this._lastAxis.copy(LY),this._lastAngle=e):!this.staticMoving&&this._lastAngle&&(this._lastAngle*=Math.sqrt(1-this.dynamicDampingFactor),this._eye.copy(this.object.position).sub(this.target),IY.setFromAxisAngle(this._lastAxis,this._lastAngle),this._eye.applyQuaternion(IY),this.object.up.applyQuaternion(IY)),this._movePrev.copy(this._moveCurr)}_zoomCamera(){let e;this.state===CY?(e=this._touchZoomDistanceStart/this._touchZoomDistanceEnd,this._touchZoomDistanceStart=this._touchZoomDistanceEnd,this.object.isPerspectiveCamera?this._eye.multiplyScalar(e):this.object.isOrthographicCamera?(this.object.zoom=fn.clamp(this.object.zoom/e,this.minZoom,this.maxZoom),this._lastZoom!==this.object.zoom&&this.object.updateProjectionMatrix()):console.warn("THREE.TrackballControls: Unsupported camera type")):(e=1+(this._zoomEnd.y-this._zoomStart.y)*this.zoomSpeed,1!==e&&e>0&&(this.object.isPerspectiveCamera?this._eye.multiplyScalar(e):this.object.isOrthographicCamera?(this.object.zoom=fn.clamp(this.object.zoom/e,this.minZoom,this.maxZoom),this._lastZoom!==this.object.zoom&&this.object.updateProjectionMatrix()):console.warn("THREE.TrackballControls: Unsupported camera type")),this.staticMoving?this._zoomStart.copy(this._zoomEnd):this._zoomStart.y+=(this._zoomEnd.y-this._zoomStart.y)*this.dynamicDampingFactor)}_getMouseOnScreen(e,t){return RY.set((e-this.screen.left)/this.screen.width,(t-this.screen.top)/this.screen.height),RY}_getMouseOnCircle(e,t){return RY.set((e-.5*this.screen.width-this.screen.left)/(.5*this.screen.width),(this.screen.height+2*(this.screen.top-t))/this.screen.width),RY}_addPointer(e){this._pointers.push(e)}_removePointer(e){delete this._pointerPositions[e.pointerId];for(let t=0;t<this._pointers.length;t++)if(this._pointers[t].pointerId==e.pointerId)return void this._pointers.splice(t,1)}_trackPointer(e){let t=this._pointerPositions[e.pointerId];void 0===t&&(t=new mn,this._pointerPositions[e.pointerId]=t),t.set(e.pageX,e.pageY)}_getSecondPointerPosition(e){const t=e.pointerId===this._pointers[0].pointerId?this._pointers[1]:this._pointers[0];return this._pointerPositions[t.pointerId]}_checkDistances(){this.noZoom&&this.noPan||(this._eye.lengthSq()>this.maxDistance*this.maxDistance&&(this.object.position.addVectors(this.target,this._eye.setLength(this.maxDistance)),this._zoomStart.copy(this._zoomEnd)),this._eye.lengthSq()<this.minDistance*this.minDistance&&(this.object.position.addVectors(this.target,this._eye.setLength(this.minDistance)),this._zoomStart.copy(this._zoomEnd)))}}function qY(e){!1!==this.enabled&&(0===this._pointers.length&&(this.domElement.setPointerCapture(e.pointerId),this.domElement.ownerDocument.addEventListener("pointermove",this._onPointerMove),this.domElement.ownerDocument.addEventListener("pointerup",this._onPointerUp)),this._addPointer(e),"touch"===e.pointerType?this._onTouchStart(e):this._onMouseDown(e))}function VY(e){!1!==this.enabled&&("touch"===e.pointerType?this._onTouchMove(e):this._onMouseMove(e))}function zY(e){!1!==this.enabled&&("touch"===e.pointerType?this._onTouchEnd(e):this._onMouseUp(),this._removePointer(e),0===this._pointers.length&&(this.domElement.releasePointerCapture(e.pointerId),this.domElement.ownerDocument.removeEventListener("pointermove",this._onPointerMove),this.domElement.ownerDocument.removeEventListener("pointerup",this._onPointerUp)))}function GY(e){this._removePointer(e)}function HY(){!1!==this.enabled&&(this.keyState=TY,window.addEventListener("keydown",this._onKeyDown))}function jY(e){!1!==this.enabled&&(window.removeEventListener("keydown",this._onKeyDown),this.keyState===TY&&(e.code!==this.keys[SY]||this.noRotate?e.code!==this.keys[wY]||this.noZoom?e.code!==this.keys[MY]||this.noPan||(this.keyState=MY):this.keyState=wY:this.keyState=SY))}function WY(e){let t;switch(e.button){case 0:t=this.mouseButtons.LEFT;break;case 1:t=this.mouseButtons.MIDDLE;break;case 2:t=this.mouseButtons.RIGHT;break;default:t=-1}switch(t){case A:this.state=wY;break;case d:this.state=SY;break;case p:this.state=MY;break;default:this.state=TY}const n=this.keyState!==TY?this.keyState:this.state;n!==SY||this.noRotate?n!==wY||this.noZoom?n!==MY||this.noPan||(this._panStart.copy(this._getMouseOnScreen(e.pageX,e.pageY)),this._panEnd.copy(this._panStart)):(this._zoomStart.copy(this._getMouseOnScreen(e.pageX,e.pageY)),this._zoomEnd.copy(this._zoomStart)):(this._moveCurr.copy(this._getMouseOnCircle(e.pageX,e.pageY)),this._movePrev.copy(this._moveCurr)),this.dispatchEvent(yY)}function XY(e){const t=this.keyState!==TY?this.keyState:this.state;t!==SY||this.noRotate?t!==wY||this.noZoom?t!==MY||this.noPan||this._panEnd.copy(this._getMouseOnScreen(e.pageX,e.pageY)):this._zoomEnd.copy(this._getMouseOnScreen(e.pageX,e.pageY)):(this._movePrev.copy(this._moveCurr),this._moveCurr.copy(this._getMouseOnCircle(e.pageX,e.pageY)))}function $Y(){this.state=TY,this.dispatchEvent(bY)}function QY(e){if(!1!==this.enabled&&!0!==this.noZoom){switch(e.preventDefault(),e.deltaMode){case 2:this._zoomStart.y-=.025*e.deltaY;break;case 1:this._zoomStart.y-=.01*e.deltaY;break;default:this._zoomStart.y-=25e-5*e.deltaY}this.dispatchEvent(yY),this.dispatchEvent(bY)}}function YY(e){!1!==this.enabled&&e.preventDefault()}function KY(e){if(this._trackPointer(e),1===this._pointers.length)this.state=EY,this._moveCurr.copy(this._getMouseOnCircle(this._pointers[0].pageX,this._pointers[0].pageY)),this._movePrev.copy(this._moveCurr);else{this.state=CY;const e=this._pointers[0].pageX-this._pointers[1].pageX,t=this._pointers[0].pageY-this._pointers[1].pageY;this._touchZoomDistanceEnd=this._touchZoomDistanceStart=Math.sqrt(e*e+t*t);const n=(this._pointers[0].pageX+this._pointers[1].pageX)/2,r=(this._pointers[0].pageY+this._pointers[1].pageY)/2;this._panStart.copy(this._getMouseOnScreen(n,r)),this._panEnd.copy(this._panStart)}this.dispatchEvent(yY)}function ZY(e){if(this._trackPointer(e),1===this._pointers.length)this._movePrev.copy(this._moveCurr),this._moveCurr.copy(this._getMouseOnCircle(e.pageX,e.pageY));else{const t=this._getSecondPointerPosition(e),n=e.pageX-t.x,r=e.pageY-t.y;this._touchZoomDistanceEnd=Math.sqrt(n*n+r*r);const i=(e.pageX+t.x)/2,s=(e.pageY+t.y)/2;this._panEnd.copy(this._getMouseOnScreen(i,s))}}function JY(e){switch(this._pointers.length){case 0:this.state=TY;break;case 1:this.state=EY,this._moveCurr.copy(this._getMouseOnCircle(e.pageX,e.pageY)),this._movePrev.copy(this._moveCurr);break;case 2:this.state=CY;for(let t=0;t<this._pointers.length;t++)if(this._pointers[t].pointerId!==e.pointerId){const e=this._pointerPositions[this._pointers[t].pointerId];this._moveCurr.copy(this._getMouseOnCircle(e.x,e.y)),this._movePrev.copy(this._moveCurr);break}}this.dispatchEvent(bY)}const eK={type:"change"},tK={type:"start"},nK={type:"end"},rK=new Fi,iK=new is,sK=Math.cos(70*fn.DEG2RAD),aK=new _n,oK=2*Math.PI,lK=-1,uK=0,cK=1,hK=2,dK=3,AK=4,pK=5,fK=6,mK=1e-6;class gK extends sl{constructor(e,t=null){super(e,t),this.state=lK,this.target=new _n,this.cursor=new _n,this.minDistance=0,this.maxDistance=1/0,this.minZoom=0,this.maxZoom=1/0,this.minTargetRadius=0,this.maxTargetRadius=1/0,this.minPolarAngle=0,this.maxPolarAngle=Math.PI,this.minAzimuthAngle=-1/0,this.maxAzimuthAngle=1/0,this.enableDamping=!1,this.dampingFactor=.05,this.enableZoom=!0,this.zoomSpeed=1,this.enableRotate=!0,this.rotateSpeed=1,this.keyRotateSpeed=1,this.enablePan=!0,this.panSpeed=1,this.screenSpacePanning=!0,this.keyPanSpeed=7,this.zoomToCursor=!1,this.autoRotate=!1,this.autoRotateSpeed=2,this.keys={LEFT:"ArrowLeft",UP:"ArrowUp",RIGHT:"ArrowRight",BOTTOM:"ArrowDown"},this.mouseButtons={LEFT:d,MIDDLE:A,RIGHT:p},this.touches={ONE:f,TWO:g},this.target0=this.target.clone(),this.position0=this.object.position.clone(),this.zoom0=this.object.zoom,this._cursorStyle="auto",this._domElementKeyEvents=null,this._lastPosition=new _n,this._lastQuaternion=new gn,this._lastTargetPosition=new _n,this._quat=(new gn).setFromUnitVectors(e.up,new _n(0,1,0)),this._quatInverse=this._quat.clone().invert(),this._spherical=new Qo,this._sphericalDelta=new Qo,this._scale=1,this._panOffset=new _n,this._rotateStart=new mn,this._rotateEnd=new mn,this._rotateDelta=new mn,this._panStart=new mn,this._panEnd=new mn,this._panDelta=new mn,this._dollyStart=new mn,this._dollyEnd=new mn,this._dollyDelta=new mn,this._dollyDirection=new _n,this._mouse=new mn,this._performCursorZoom=!1,this._pointers=[],this._pointerPositions={},this._controlActive=!1,this._onPointerMove=vK.bind(this),this._onPointerDown=_K.bind(this),this._onPointerUp=yK.bind(this),this._onContextMenu=EK.bind(this),this._onMouseWheel=TK.bind(this),this._onKeyDown=SK.bind(this),this._onTouchStart=wK.bind(this),this._onTouchMove=MK.bind(this),this._onMouseDown=bK.bind(this),this._onMouseMove=xK.bind(this),this._interceptControlDown=CK.bind(this),this._interceptControlUp=RK.bind(this),null!==this.domElement&&this.connect(this.domElement),this.update()}set cursorStyle(e){this._cursorStyle=e,this.domElement.style.cursor="grab"===e?"grab":"auto"}get cursorStyle(){return this._cursorStyle}connect(e){super.connect(e),this.domElement.addEventListener("pointerdown",this._onPointerDown),this.domElement.addEventListener("pointercancel",this._onPointerUp),this.domElement.addEventListener("contextmenu",this._onContextMenu),this.domElement.addEventListener("wheel",this._onMouseWheel,{passive:!1});this.domElement.getRootNode().addEventListener("keydown",this._interceptControlDown,{passive:!0,capture:!0}),this.domElement.style.touchAction="none"}disconnect(){this.domElement.removeEventListener("pointerdown",this._onPointerDown),this.domElement.ownerDocument.removeEventListener("pointermove",this._onPointerMove),this.domElement.ownerDocument.removeEventListener("pointerup",this._onPointerUp),this.domElement.removeEventListener("pointercancel",this._onPointerUp),this.domElement.removeEventListener("wheel",this._onMouseWheel),this.domElement.removeEventListener("contextmenu",this._onContextMenu),this.stopListenToKeyEvents();this.domElement.getRootNode().removeEventListener("keydown",this._interceptControlDown,{capture:!0}),this.domElement.style.touchAction="auto"}dispose(){this.disconnect()}getPolarAngle(){return this._spherical.phi}getAzimuthalAngle(){return this._spherical.theta}getDistance(){return this.object.position.distanceTo(this.target)}listenToKeyEvents(e){e.addEventListener("keydown",this._onKeyDown),this._domElementKeyEvents=e}stopListenToKeyEvents(){null!==this._domElementKeyEvents&&(this._domElementKeyEvents.removeEventListener("keydown",this._onKeyDown),this._domElementKeyEvents=null)}saveState(){this.target0.copy(this.target),this.position0.copy(this.object.position),this.zoom0=this.object.zoom}reset(){this.target.copy(this.target0),this.object.position.copy(this.position0),this.object.zoom=this.zoom0,this.object.updateProjectionMatrix(),this.dispatchEvent(eK),this.update(),this.state=lK}pan(e,t){this._pan(e,t),this.update()}dollyIn(e){this._dollyIn(e),this.update()}dollyOut(e){this._dollyOut(e),this.update()}rotateLeft(e){this._rotateLeft(e),this.update()}rotateUp(e){this._rotateUp(e),this.update()}update(e=null){const t=this.object.position;aK.copy(t).sub(this.target),aK.applyQuaternion(this._quat),this._spherical.setFromVector3(aK),this.autoRotate&&this.state===lK&&this._rotateLeft(this._getAutoRotationAngle(e)),this.enableDamping?(this._spherical.theta+=this._sphericalDelta.theta*this.dampingFactor,this._spherical.phi+=this._sphericalDelta.phi*this.dampingFactor):(this._spherical.theta+=this._sphericalDelta.theta,this._spherical.phi+=this._sphericalDelta.phi);let n=this.minAzimuthAngle,r=this.maxAzimuthAngle;isFinite(n)&&isFinite(r)&&(n<-Math.PI?n+=oK:n>Math.PI&&(n-=oK),r<-Math.PI?r+=oK:r>Math.PI&&(r-=oK),this._spherical.theta=n<=r?Math.max(n,Math.min(r,this._spherical.theta)):this._spherical.theta>(n+r)/2?Math.max(n,this._spherical.theta):Math.min(r,this._spherical.theta)),this._spherical.phi=Math.max(this.minPolarAngle,Math.min(this.maxPolarAngle,this._spherical.phi)),this._spherical.makeSafe(),!0===this.enableDamping?this.target.addScaledVector(this._panOffset,this.dampingFactor):this.target.add(this._panOffset),this.target.sub(this.cursor),this.target.clampLength(this.minTargetRadius,this.maxTargetRadius),this.target.add(this.cursor);let i=!1;if(this.zoomToCursor&&this._performCursorZoom||this.object.isOrthographicCamera)this._spherical.radius=this._clampDistance(this._spherical.radius);else{const e=this._spherical.radius;this._spherical.radius=this._clampDistance(this._spherical.radius*this._scale),i=e!=this._spherical.radius}if(aK.setFromSpherical(this._spherical),aK.applyQuaternion(this._quatInverse),t.copy(this.target).add(aK),this.object.lookAt(this.target),!0===this.enableDamping?(this._sphericalDelta.theta*=1-this.dampingFactor,this._sphericalDelta.phi*=1-this.dampingFactor,this._panOffset.multiplyScalar(1-this.dampingFactor)):(this._sphericalDelta.set(0,0,0),this._panOffset.set(0,0,0)),this.zoomToCursor&&this._performCursorZoom){let e=null;if(this.object.isPerspectiveCamera){const t=aK.length();e=this._clampDistance(t*this._scale);const n=t-e;this.object.position.addScaledVector(this._dollyDirection,n),this.object.updateMatrixWorld(),i=!!n}else if(this.object.isOrthographicCamera){const t=new _n(this._mouse.x,this._mouse.y,0);t.unproject(this.object);const n=this.object.zoom;this.object.zoom=Math.max(this.minZoom,Math.min(this.maxZoom,this.object.zoom/this._scale)),this.object.updateProjectionMatrix(),i=n!==this.object.zoom;const r=new _n(this._mouse.x,this._mouse.y,0);r.unproject(this.object),this.object.position.sub(r).add(t),this.object.updateMatrixWorld(),e=aK.length()}else console.warn("WARNING: OrbitControls.js encountered an unknown camera type - zoom to cursor disabled."),this.zoomToCursor=!1;null!==e&&(this.screenSpacePanning?this.target.set(0,0,-1).transformDirection(this.object.matrix).multiplyScalar(e).add(this.object.position):(rK.origin.copy(this.object.position),rK.direction.set(0,0,-1).transformDirection(this.object.matrix),Math.abs(this.object.up.dot(rK.direction))<sK?this.object.lookAt(this.target):(iK.setFromNormalAndCoplanarPoint(this.object.up,this.target),rK.intersectPlane(iK,this.target))))}else if(this.object.isOrthographicCamera){const e=this.object.zoom;this.object.zoom=Math.max(this.minZoom,Math.min(this.maxZoom,this.object.zoom/this._scale)),e!==this.object.zoom&&(this.object.updateProjectionMatrix(),i=!0)}return this._scale=1,this._performCursorZoom=!1,!!(i||this._lastPosition.distanceToSquared(this.object.position)>mK||8*(1-this._lastQuaternion.dot(this.object.quaternion))>mK||this._lastTargetPosition.distanceToSquared(this.target)>mK)&&(this.dispatchEvent(eK),this._lastPosition.copy(this.object.position),this._lastQuaternion.copy(this.object.quaternion),this._lastTargetPosition.copy(this.target),!0)}_getAutoRotationAngle(e){return null!==e?oK/60*this.autoRotateSpeed*e:oK/60/60*this.autoRotateSpeed}_getZoomScale(e){const t=Math.abs(.01*e);return Math.pow(.95,this.zoomSpeed*t)}_rotateLeft(e){this._sphericalDelta.theta-=e}_rotateUp(e){this._sphericalDelta.phi-=e}_panLeft(e,t){aK.setFromMatrixColumn(t,0),aK.multiplyScalar(-e),this._panOffset.add(aK)}_panUp(e,t){!0===this.screenSpacePanning?aK.setFromMatrixColumn(t,1):(aK.setFromMatrixColumn(t,0),aK.crossVectors(this.object.up,aK)),aK.multiplyScalar(e),this._panOffset.add(aK)}_pan(e,t){const n=this.domElement;if(this.object.isPerspectiveCamera){const r=this.object.position;aK.copy(r).sub(this.target);let i=aK.length();i*=Math.tan(this.object.fov/2*Math.PI/180),this._panLeft(2*e*i/n.clientHeight,this.object.matrix),this._panUp(2*t*i/n.clientHeight,this.object.matrix)}else this.object.isOrthographicCamera?(this._panLeft(e*(this.object.right-this.object.left)/this.object.zoom/n.clientWidth,this.object.matrix),this._panUp(t*(this.object.top-this.object.bottom)/this.object.zoom/n.clientHeight,this.object.matrix)):(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - pan disabled."),this.enablePan=!1)}_dollyOut(e){this.object.isPerspectiveCamera||this.object.isOrthographicCamera?this._scale/=e:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),this.enableZoom=!1)}_dollyIn(e){this.object.isPerspectiveCamera||this.object.isOrthographicCamera?this._scale*=e:(console.warn("WARNING: OrbitControls.js encountered an unknown camera type - dolly/zoom disabled."),this.enableZoom=!1)}_updateZoomParameters(e,t){if(!this.zoomToCursor)return;this._performCursorZoom=!0;const n=this.domElement.getBoundingClientRect(),r=e-n.left,i=t-n.top,s=n.width,a=n.height;this._mouse.x=r/s*2-1,this._mouse.y=-i/a*2+1,this._dollyDirection.set(this._mouse.x,this._mouse.y,1).unproject(this.object).sub(this.object.position).normalize()}_clampDistance(e){return Math.max(this.minDistance,Math.min(this.maxDistance,e))}_handleMouseDownRotate(e){this._rotateStart.set(e.clientX,e.clientY)}_handleMouseDownDolly(e){this._updateZoomParameters(e.clientX,e.clientX),this._dollyStart.set(e.clientX,e.clientY)}_handleMouseDownPan(e){this._panStart.set(e.clientX,e.clientY)}_handleMouseMoveRotate(e){this._rotateEnd.set(e.clientX,e.clientY),this._rotateDelta.subVectors(this._rotateEnd,this._rotateStart).multiplyScalar(this.rotateSpeed);const t=this.domElement;this._rotateLeft(oK*this._rotateDelta.x/t.clientHeight),this._rotateUp(oK*this._rotateDelta.y/t.clientHeight),this._rotateStart.copy(this._rotateEnd),this.update()}_handleMouseMoveDolly(e){this._dollyEnd.set(e.clientX,e.clientY),this._dollyDelta.subVectors(this._dollyEnd,this._dollyStart),this._dollyDelta.y>0?this._dollyOut(this._getZoomScale(this._dollyDelta.y)):this._dollyDelta.y<0&&this._dollyIn(this._getZoomScale(this._dollyDelta.y)),this._dollyStart.copy(this._dollyEnd),this.update()}_handleMouseMovePan(e){this._panEnd.set(e.clientX,e.clientY),this._panDelta.subVectors(this._panEnd,this._panStart).multiplyScalar(this.panSpeed),this._pan(this._panDelta.x,this._panDelta.y),this._panStart.copy(this._panEnd),this.update()}_handleMouseWheel(e){this._updateZoomParameters(e.clientX,e.clientY),e.deltaY<0?this._dollyIn(this._getZoomScale(e.deltaY)):e.deltaY>0&&this._dollyOut(this._getZoomScale(e.deltaY)),this.update()}_handleKeyDown(e){let t=!1;switch(e.code){case this.keys.UP:e.ctrlKey||e.metaKey||e.shiftKey?this.enableRotate&&this._rotateUp(oK*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(0,this.keyPanSpeed),t=!0;break;case this.keys.BOTTOM:e.ctrlKey||e.metaKey||e.shiftKey?this.enableRotate&&this._rotateUp(-oK*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(0,-this.keyPanSpeed),t=!0;break;case this.keys.LEFT:e.ctrlKey||e.metaKey||e.shiftKey?this.enableRotate&&this._rotateLeft(oK*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(this.keyPanSpeed,0),t=!0;break;case this.keys.RIGHT:e.ctrlKey||e.metaKey||e.shiftKey?this.enableRotate&&this._rotateLeft(-oK*this.keyRotateSpeed/this.domElement.clientHeight):this.enablePan&&this._pan(-this.keyPanSpeed,0),t=!0}t&&(e.preventDefault(),this.update())}_handleTouchStartRotate(e){if(1===this._pointers.length)this._rotateStart.set(e.pageX,e.pageY);else{const t=this._getSecondPointerPosition(e),n=.5*(e.pageX+t.x),r=.5*(e.pageY+t.y);this._rotateStart.set(n,r)}}_handleTouchStartPan(e){if(1===this._pointers.length)this._panStart.set(e.pageX,e.pageY);else{const t=this._getSecondPointerPosition(e),n=.5*(e.pageX+t.x),r=.5*(e.pageY+t.y);this._panStart.set(n,r)}}_handleTouchStartDolly(e){const t=this._getSecondPointerPosition(e),n=e.pageX-t.x,r=e.pageY-t.y,i=Math.sqrt(n*n+r*r);this._dollyStart.set(0,i)}_handleTouchStartDollyPan(e){this.enableZoom&&this._handleTouchStartDolly(e),this.enablePan&&this._handleTouchStartPan(e)}_handleTouchStartDollyRotate(e){this.enableZoom&&this._handleTouchStartDolly(e),this.enableRotate&&this._handleTouchStartRotate(e)}_handleTouchMoveRotate(e){if(1==this._pointers.length)this._rotateEnd.set(e.pageX,e.pageY);else{const t=this._getSecondPointerPosition(e),n=.5*(e.pageX+t.x),r=.5*(e.pageY+t.y);this._rotateEnd.set(n,r)}this._rotateDelta.subVectors(this._rotateEnd,this._rotateStart).multiplyScalar(this.rotateSpeed);const t=this.domElement;this._rotateLeft(oK*this._rotateDelta.x/t.clientHeight),this._rotateUp(oK*this._rotateDelta.y/t.clientHeight),this._rotateStart.copy(this._rotateEnd)}_handleTouchMovePan(e){if(1===this._pointers.length)this._panEnd.set(e.pageX,e.pageY);else{const t=this._getSecondPointerPosition(e),n=.5*(e.pageX+t.x),r=.5*(e.pageY+t.y);this._panEnd.set(n,r)}this._panDelta.subVectors(this._panEnd,this._panStart).multiplyScalar(this.panSpeed),this._pan(this._panDelta.x,this._panDelta.y),this._panStart.copy(this._panEnd)}_handleTouchMoveDolly(e){const t=this._getSecondPointerPosition(e),n=e.pageX-t.x,r=e.pageY-t.y,i=Math.sqrt(n*n+r*r);this._dollyEnd.set(0,i),this._dollyDelta.set(0,Math.pow(this._dollyEnd.y/this._dollyStart.y,this.zoomSpeed)),this._dollyOut(this._dollyDelta.y),this._dollyStart.copy(this._dollyEnd);const s=.5*(e.pageX+t.x),a=.5*(e.pageY+t.y);this._updateZoomParameters(s,a)}_handleTouchMoveDollyPan(e){this.enableZoom&&this._handleTouchMoveDolly(e),this.enablePan&&this._handleTouchMovePan(e)}_handleTouchMoveDollyRotate(e){this.enableZoom&&this._handleTouchMoveDolly(e),this.enableRotate&&this._handleTouchMoveRotate(e)}_addPointer(e){this._pointers.push(e.pointerId)}_removePointer(e){delete this._pointerPositions[e.pointerId];for(let t=0;t<this._pointers.length;t++)if(this._pointers[t]==e.pointerId)return void this._pointers.splice(t,1)}_isTrackingPointer(e){for(let t=0;t<this._pointers.length;t++)if(this._pointers[t]==e.pointerId)return!0;return!1}_trackPointer(e){let t=this._pointerPositions[e.pointerId];void 0===t&&(t=new mn,this._pointerPositions[e.pointerId]=t),t.set(e.pageX,e.pageY)}_getSecondPointerPosition(e){const t=e.pointerId===this._pointers[0]?this._pointers[1]:this._pointers[0];return this._pointerPositions[t]}_customWheelEvent(e){const t=e.deltaMode,n={clientX:e.clientX,clientY:e.clientY,deltaY:e.deltaY};switch(t){case 1:n.deltaY*=16;break;case 2:n.deltaY*=100}return e.ctrlKey&&!this._controlActive&&(n.deltaY*=10),n}}function _K(e){!1!==this.enabled&&(0===this._pointers.length&&(this.domElement.setPointerCapture(e.pointerId),this.domElement.ownerDocument.addEventListener("pointermove",this._onPointerMove),this.domElement.ownerDocument.addEventListener("pointerup",this._onPointerUp)),this._isTrackingPointer(e)||(this._addPointer(e),"touch"===e.pointerType?this._onTouchStart(e):this._onMouseDown(e),"grab"===this._cursorStyle&&(this.domElement.style.cursor="grabbing")))}function vK(e){!1!==this.enabled&&("touch"===e.pointerType?this._onTouchMove(e):this._onMouseMove(e))}function yK(e){switch(this._removePointer(e),this._pointers.length){case 0:this.domElement.releasePointerCapture(e.pointerId),this.domElement.ownerDocument.removeEventListener("pointermove",this._onPointerMove),this.domElement.ownerDocument.removeEventListener("pointerup",this._onPointerUp),this.dispatchEvent(nK),this.state=lK,"grab"===this._cursorStyle&&(this.domElement.style.cursor="grab");break;case 1:const t=this._pointers[0],n=this._pointerPositions[t];this._onTouchStart({pointerId:t,pageX:n.x,pageY:n.y})}}function bK(e){let t;switch(e.button){case 0:t=this.mouseButtons.LEFT;break;case 1:t=this.mouseButtons.MIDDLE;break;case 2:t=this.mouseButtons.RIGHT;break;default:t=-1}switch(t){case A:if(!1===this.enableZoom)return;this._handleMouseDownDolly(e),this.state=cK;break;case d:if(e.ctrlKey||e.metaKey||e.shiftKey){if(!1===this.enablePan)return;this._handleMouseDownPan(e),this.state=hK}else{if(!1===this.enableRotate)return;this._handleMouseDownRotate(e),this.state=uK}break;case p:if(e.ctrlKey||e.metaKey||e.shiftKey){if(!1===this.enableRotate)return;this._handleMouseDownRotate(e),this.state=uK}else{if(!1===this.enablePan)return;this._handleMouseDownPan(e),this.state=hK}break;default:this.state=lK}this.state!==lK&&this.dispatchEvent(tK)}function xK(e){switch(this.state){case uK:if(!1===this.enableRotate)return;this._handleMouseMoveRotate(e);break;case cK:if(!1===this.enableZoom)return;this._handleMouseMoveDolly(e);break;case hK:if(!1===this.enablePan)return;this._handleMouseMovePan(e)}}function TK(e){!1!==this.enabled&&!1!==this.enableZoom&&this.state===lK&&(e.preventDefault(),this.dispatchEvent(tK),this._handleMouseWheel(this._customWheelEvent(e)),this.dispatchEvent(nK))}function SK(e){!1!==this.enabled&&this._handleKeyDown(e)}function wK(e){switch(this._trackPointer(e),this._pointers.length){case 1:switch(this.touches.ONE){case f:if(!1===this.enableRotate)return;this._handleTouchStartRotate(e),this.state=dK;break;case m:if(!1===this.enablePan)return;this._handleTouchStartPan(e),this.state=AK;break;default:this.state=lK}break;case 2:switch(this.touches.TWO){case g:if(!1===this.enableZoom&&!1===this.enablePan)return;this._handleTouchStartDollyPan(e),this.state=pK;break;case _:if(!1===this.enableZoom&&!1===this.enableRotate)return;this._handleTouchStartDollyRotate(e),this.state=fK;break;default:this.state=lK}break;default:this.state=lK}this.state!==lK&&this.dispatchEvent(tK)}function MK(e){switch(this._trackPointer(e),this.state){case dK:if(!1===this.enableRotate)return;this._handleTouchMoveRotate(e),this.update();break;case AK:if(!1===this.enablePan)return;this._handleTouchMovePan(e),this.update();break;case pK:if(!1===this.enableZoom&&!1===this.enablePan)return;this._handleTouchMoveDollyPan(e),this.update();break;case fK:if(!1===this.enableZoom&&!1===this.enableRotate)return;this._handleTouchMoveDollyRotate(e),this.update();break;default:this.state=lK}}function EK(e){!1!==this.enabled&&e.preventDefault()}function CK(e){if("Control"===e.key){this._controlActive=!0;this.domElement.getRootNode().addEventListener("keyup",this._interceptControlUp,{passive:!0,capture:!0})}}function RK(e){if("Control"===e.key){this._controlActive=!1;this.domElement.getRootNode().removeEventListener("keyup",this._interceptControlUp,{passive:!0,capture:!0})}}const NK={type:"change"},PK=1e-6,DK=new gn;class LK extends sl{constructor(e,t=null){super(e,t),this.movementSpeed=1,this.rollSpeed=.005,this.dragToLook=!1,this.autoForward=!1,this._moveState={up:0,down:0,left:0,right:0,forward:0,back:0,pitchUp:0,pitchDown:0,yawLeft:0,yawRight:0,rollLeft:0,rollRight:0},this._moveVector=new _n(0,0,0),this._rotationVector=new _n(0,0,0),this._lastQuaternion=new gn,this._lastPosition=new _n,this._status=0,this._onKeyDown=IK.bind(this),this._onKeyUp=OK.bind(this),this._onPointerMove=BK.bind(this),this._onPointerDown=UK.bind(this),this._onPointerUp=FK.bind(this),this._onPointerCancel=kK.bind(this),this._onContextMenu=qK.bind(this),null!==t&&this.connect(t)}connect(e){super.connect(e),window.addEventListener("keydown",this._onKeyDown),window.addEventListener("keyup",this._onKeyUp),this.domElement.addEventListener("pointermove",this._onPointerMove),this.domElement.addEventListener("pointerdown",this._onPointerDown),this.domElement.addEventListener("pointerup",this._onPointerUp),this.domElement.addEventListener("pointercancel",this._onPointerCancel),this.domElement.addEventListener("contextmenu",this._onContextMenu)}disconnect(){window.removeEventListener("keydown",this._onKeyDown),window.removeEventListener("keyup",this._onKeyUp),this.domElement.removeEventListener("pointermove",this._onPointerMove),this.domElement.removeEventListener("pointerdown",this._onPointerDown),this.domElement.removeEventListener("pointerup",this._onPointerUp),this.domElement.removeEventListener("pointercancel",this._onPointerCancel),this.domElement.removeEventListener("contextmenu",this._onContextMenu)}dispose(){this.disconnect()}update(e){if(!1===this.enabled)return;const t=this.object,n=e*this.movementSpeed,r=e*this.rollSpeed;t.translateX(this._moveVector.x*n),t.translateY(this._moveVector.y*n),t.translateZ(this._moveVector.z*n),DK.set(this._rotationVector.x*r,this._rotationVector.y*r,this._rotationVector.z*r,1).normalize(),t.quaternion.multiply(DK),(this._lastPosition.distanceToSquared(t.position)>PK||8*(1-this._lastQuaternion.dot(t.quaternion))>PK)&&(this.dispatchEvent(NK),this._lastQuaternion.copy(t.quaternion),this._lastPosition.copy(t.position))}_updateMovementVector(){const e=this._moveState.forward||this.autoForward&&!this._moveState.back?1:0;this._moveVector.x=-this._moveState.left+this._moveState.right,this._moveVector.y=-this._moveState.down+this._moveState.up,this._moveVector.z=-e+this._moveState.back}_updateRotationVector(){this._rotationVector.x=-this._moveState.pitchDown+this._moveState.pitchUp,this._rotationVector.y=-this._moveState.yawRight+this._moveState.yawLeft,this._rotationVector.z=-this._moveState.rollRight+this._moveState.rollLeft}_getContainerDimensions(){return this.domElement!=document?{size:[this.domElement.offsetWidth,this.domElement.offsetHeight],offset:[this.domElement.offsetLeft,this.domElement.offsetTop]}:{size:[window.innerWidth,window.innerHeight],offset:[0,0]}}}function IK(e){if(!e.altKey&&!1!==this.enabled){switch(e.code){case"ShiftLeft":case"ShiftRight":this.movementSpeedMultiplier=.1;break;case"KeyW":this._moveState.forward=1;break;case"KeyS":this._moveState.back=1;break;case"KeyA":this._moveState.left=1;break;case"KeyD":this._moveState.right=1;break;case"KeyR":this._moveState.up=1;break;case"KeyF":this._moveState.down=1;break;case"ArrowUp":this._moveState.pitchUp=1;break;case"ArrowDown":this._moveState.pitchDown=1;break;case"ArrowLeft":this._moveState.yawLeft=1;break;case"ArrowRight":this._moveState.yawRight=1;break;case"KeyQ":this._moveState.rollLeft=1;break;case"KeyE":this._moveState.rollRight=1}this._updateMovementVector(),this._updateRotationVector()}}function OK(e){if(!1!==this.enabled){switch(e.code){case"ShiftLeft":case"ShiftRight":this.movementSpeedMultiplier=1;break;case"KeyW":this._moveState.forward=0;break;case"KeyS":this._moveState.back=0;break;case"KeyA":this._moveState.left=0;break;case"KeyD":this._moveState.right=0;break;case"KeyR":this._moveState.up=0;break;case"KeyF":this._moveState.down=0;break;case"ArrowUp":this._moveState.pitchUp=0;break;case"ArrowDown":this._moveState.pitchDown=0;break;case"ArrowLeft":this._moveState.yawLeft=0;break;case"ArrowRight":this._moveState.yawRight=0;break;case"KeyQ":this._moveState.rollLeft=0;break;case"KeyE":this._moveState.rollRight=0}this._updateMovementVector(),this._updateRotationVector()}}function UK(e){if(!1!==this.enabled)if(this.dragToLook)this._status++;else{switch(e.button){case 0:this._moveState.forward=1;break;case 2:this._moveState.back=1}this._updateMovementVector()}}function BK(e){if(!1!==this.enabled&&(!this.dragToLook||this._status>0)){const t=this._getContainerDimensions(),n=t.size[0]/2,r=t.size[1]/2;this._moveState.yawLeft=-(e.pageX-t.offset[0]-n)/n,this._moveState.pitchDown=(e.pageY-t.offset[1]-r)/r,this._updateRotationVector()}}function FK(e){if(!1!==this.enabled){if(this.dragToLook)this._status--,this._moveState.yawLeft=this._moveState.pitchDown=0;else{switch(e.button){case 0:this._moveState.forward=0;break;case 2:this._moveState.back=0}this._updateMovementVector()}this._updateRotationVector()}}function kK(){!1!==this.enabled&&(this.dragToLook?(this._status=0,this._moveState.yawLeft=this._moveState.pitchDown=0):(this._moveState.forward=0,this._moveState.back=0,this._updateMovementVector()),this._updateRotationVector())}function qK(e){!1!==this.enabled&&e.preventDefault()}const VK={name:"CopyShader",uniforms:{tDiffuse:{value:null},opacity:{value:1}},vertexShader:"\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvUv = uv;\n\t\t\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n\n\t\t}",fragmentShader:"\n\n\t\tuniform float opacity;\n\n\t\tuniform sampler2D tDiffuse;\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvec4 texel = texture2D( tDiffuse, vUv );\n\t\t\tgl_FragColor = opacity * texel;\n\n\n\t\t}"};class zK{constructor(){this.isPass=!0,this.enabled=!0,this.needsSwap=!0,this.clear=!1,this.renderToScreen=!1}setSize(){}render(){console.error("THREE.Pass: .render() must be implemented in derived pass.")}dispose(){}}const GK=new Do(-1,1,1,-1,0,1);const HK=new class extends Si{constructor(){super(),this.setAttribute("position",new di([-1,3,0,-1,-1,0,3,-1,0],3)),this.setAttribute("uv",new di([0,2,0,0,2,0],2))}};class jK{constructor(e){this._mesh=new Ki(HK,e)}dispose(){this._mesh.geometry.dispose()}render(e){e.render(this._mesh,GK)}get material(){return this._mesh.material}set material(e){this._mesh.material=e}}class WK extends zK{constructor(e,t="tDiffuse"){super(),this.textureID=t,this.uniforms=null,this.material=null,e instanceof Xa?(this.uniforms=e.uniforms,this.material=e):e&&(this.uniforms=Wa.clone(e.uniforms),this.material=new Xa({name:void 0!==e.name?e.name:"unspecified",defines:Object.assign({},e.defines),uniforms:this.uniforms,vertexShader:e.vertexShader,fragmentShader:e.fragmentShader})),this._fsQuad=new jK(this.material)}render(e,t,n){this.uniforms[this.textureID]&&(this.uniforms[this.textureID].value=n.texture),this._fsQuad.material=this.material,this.renderToScreen?(e.setRenderTarget(null),this._fsQuad.render(e)):(e.setRenderTarget(t),this.clear&&e.clear(e.autoClearColor,e.autoClearDepth,e.autoClearStencil),this._fsQuad.render(e))}dispose(){this.material.dispose(),this._fsQuad.dispose()}}class XK extends zK{constructor(e,t){super(),this.scene=e,this.camera=t,this.clear=!0,this.needsSwap=!1,this.inverse=!1}render(e,t,n){const r=e.getContext(),i=e.state;let s,a;i.buffers.color.setMask(!1),i.buffers.depth.setMask(!1),i.buffers.color.setLocked(!0),i.buffers.depth.setLocked(!0),this.inverse?(s=0,a=1):(s=1,a=0),i.buffers.stencil.setTest(!0),i.buffers.stencil.setOp(r.REPLACE,r.REPLACE,r.REPLACE),i.buffers.stencil.setFunc(r.ALWAYS,s,4294967295),i.buffers.stencil.setClear(a),i.buffers.stencil.setLocked(!0),e.setRenderTarget(n),this.clear&&e.clear(),e.render(this.scene,this.camera),e.setRenderTarget(t),this.clear&&e.clear(),e.render(this.scene,this.camera),i.buffers.color.setLocked(!1),i.buffers.depth.setLocked(!1),i.buffers.color.setMask(!0),i.buffers.depth.setMask(!0),i.buffers.stencil.setLocked(!1),i.buffers.stencil.setFunc(r.EQUAL,1,4294967295),i.buffers.stencil.setOp(r.KEEP,r.KEEP,r.KEEP),i.buffers.stencil.setLocked(!0)}}class $K extends zK{constructor(){super(),this.needsSwap=!1}render(e){e.state.buffers.stencil.setLocked(!1),e.state.buffers.stencil.setTest(!1)}}class QK{constructor(e,t){if(this.renderer=e,this._pixelRatio=e.getPixelRatio(),void 0===t){const n=e.getSize(new mn);this._width=n.width,this._height=n.height,(t=new kn(this._width*this._pixelRatio,this._height*this._pixelRatio,{type:Ee})).texture.name="EffectComposer.rt1"}else this._width=t.width,this._height=t.height;this.renderTarget1=t,this.renderTarget2=t.clone(),this.renderTarget2.texture.name="EffectComposer.rt2",this.writeBuffer=this.renderTarget1,this.readBuffer=this.renderTarget2,this.renderToScreen=!0,this.passes=[],this.copyPass=new WK(VK),this.copyPass.material.blending=0,this.timer=new Go}swapBuffers(){const e=this.readBuffer;this.readBuffer=this.writeBuffer,this.writeBuffer=e}addPass(e){this.passes.push(e),e.setSize(this._width*this._pixelRatio,this._height*this._pixelRatio)}insertPass(e,t){this.passes.splice(t,0,e),e.setSize(this._width*this._pixelRatio,this._height*this._pixelRatio)}removePass(e){const t=this.passes.indexOf(e);-1!==t&&this.passes.splice(t,1)}isLastEnabledPass(e){for(let t=e+1;t<this.passes.length;t++)if(this.passes[t].enabled)return!1;return!0}render(e){this.timer.update(),void 0===e&&(e=this.timer.getDelta());const t=this.renderer.getRenderTarget();let n=!1;for(let t=0,r=this.passes.length;t<r;t++){const r=this.passes[t];if(!1!==r.enabled){if(r.renderToScreen=this.renderToScreen&&this.isLastEnabledPass(t),r.render(this.renderer,this.writeBuffer,this.readBuffer,e,n),r.needsSwap){if(n){const t=this.renderer.getContext(),n=this.renderer.state.buffers.stencil;n.setFunc(t.NOTEQUAL,1,4294967295),this.copyPass.render(this.renderer,this.writeBuffer,this.readBuffer,e),n.setFunc(t.EQUAL,1,4294967295)}this.swapBuffers()}void 0!==XK&&(r instanceof XK?n=!0:r instanceof $K&&(n=!1))}}this.renderer.setRenderTarget(t)}reset(e){if(void 0===e){const t=this.renderer.getSize(new mn);this._pixelRatio=this.renderer.getPixelRatio(),this._width=t.width,this._height=t.height,(e=this.renderTarget1.clone()).setSize(this._width*this._pixelRatio,this._height*this._pixelRatio)}this.renderTarget1.dispose(),this.renderTarget2.dispose(),this.renderTarget1=e,this.renderTarget2=e.clone(),this.writeBuffer=this.renderTarget1,this.readBuffer=this.renderTarget2}setSize(e,t){this._width=e,this._height=t;const n=this._width*this._pixelRatio,r=this._height*this._pixelRatio;this.renderTarget1.setSize(n,r),this.renderTarget2.setSize(n,r);for(let e=0;e<this.passes.length;e++)this.passes[e].setSize(n,r)}setPixelRatio(e){this._pixelRatio=e,this.setSize(this._width,this._height)}dispose(){this.renderTarget1.dispose(),this.renderTarget2.dispose(),this.copyPass.dispose()}}class YK extends zK{constructor(e,t,n=null,r=null,i=null){super(),this.scene=e,this.camera=t,this.overrideMaterial=n,this.clearColor=r,this.clearAlpha=i,this.clear=!0,this.clearDepth=!1,this.needsSwap=!1,this.isRenderPass=!0,this._oldClearColor=new Tr}render(e,t,n){const r=e.autoClear;let i,s;e.autoClear=!1,null!==this.overrideMaterial&&(s=this.scene.overrideMaterial,this.scene.overrideMaterial=this.overrideMaterial),null!==this.clearColor&&(e.getClearColor(this._oldClearColor),e.setClearColor(this.clearColor,e.getClearAlpha())),null!==this.clearAlpha&&(i=e.getClearAlpha(),e.setClearAlpha(this.clearAlpha)),1==this.clearDepth&&e.clearDepth(),e.setRenderTarget(this.renderToScreen?null:n),!0===this.clear&&e.clear(e.autoClearColor,e.autoClearDepth,e.autoClearStencil),e.render(this.scene,this.camera),null!==this.clearColor&&e.setClearColor(this._oldClearColor),null!==this.clearAlpha&&e.setClearAlpha(i),null!==this.overrideMaterial&&(this.scene.overrideMaterial=s),e.autoClear=r}}function KK(){return KK=Object.assign?Object.assign.bind():function(e){for(var t=1;t<arguments.length;t++){var n=arguments[t];for(var r in n)({}).hasOwnProperty.call(n,r)&&(e[r]=n[r])}return e},KK.apply(null,arguments)}function ZK(e,t){return ZK=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(e,t){return e.__proto__=t,e},ZK(e,t)}function JK(e){return JK=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(e){return e.__proto__||Object.getPrototypeOf(e)},JK(e)}function eZ(){try{var e=!Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],function(){}))}catch(e){}return(eZ=function(){return!!e})()}function tZ(e){var t="function"==typeof Map?new Map:void 0;return tZ=function(e){if(null===e||!function(e){try{return-1!==Function.toString.call(e).indexOf("[native code]")}catch(t){return"function"==typeof e}}(e))return e;if("function"!=typeof e)throw new TypeError("Super expression must either be null or a function");if(void 0!==t){if(t.has(e))return t.get(e);t.set(e,n)}function n(){return function(e,t,n){if(eZ())return Reflect.construct.apply(null,arguments);var r=[null];r.push.apply(r,t);var i=new(e.bind.apply(e,r));return n&&ZK(i,n.prototype),i}(e,arguments,JK(this).constructor)}return n.prototype=Object.create(e.prototype,{constructor:{value:n,enumerable:!1,writable:!0,configurable:!0}}),ZK(n,e)},tZ(e)}var nZ={1:"Passed invalid arguments to hsl, please pass multiple numbers e.g. hsl(360, 0.75, 0.4) or an object e.g. rgb({ hue: 255, saturation: 0.4, lightness: 0.75 }).\n\n",2:"Passed invalid arguments to hsla, please pass multiple numbers e.g. hsla(360, 0.75, 0.4, 0.7) or an object e.g. rgb({ hue: 255, saturation: 0.4, lightness: 0.75, alpha: 0.7 }).\n\n",3:"Passed an incorrect argument to a color function, please pass a string representation of a color.\n\n",4:"Couldn't generate valid rgb string from %s, it returned %s.\n\n",5:"Couldn't parse the color string. Please provide the color as a string in hex, rgb, rgba, hsl or hsla notation.\n\n",6:"Passed invalid arguments to rgb, please pass multiple numbers e.g. rgb(255, 205, 100) or an object e.g. rgb({ red: 255, green: 205, blue: 100 }).\n\n",7:"Passed invalid arguments to rgba, please pass multiple numbers e.g. rgb(255, 205, 100, 0.75) or an object e.g. rgb({ red: 255, green: 205, blue: 100, alpha: 0.75 }).\n\n",8:"Passed invalid argument to toColorString, please pass a RgbColor, RgbaColor, HslColor or HslaColor object.\n\n",9:"Please provide a number of steps to the modularScale helper.\n\n",10:"Please pass a number or one of the predefined scales to the modularScale helper as the ratio.\n\n",11:'Invalid value passed as base to modularScale, expected number or em string but got "%s"\n\n',12:'Expected a string ending in "px" or a number passed as the first argument to %s(), got "%s" instead.\n\n',13:'Expected a string ending in "px" or a number passed as the second argument to %s(), got "%s" instead.\n\n',14:'Passed invalid pixel value ("%s") to %s(), please pass a value like "12px" or 12.\n\n',15:'Passed invalid base value ("%s") to %s(), please pass a value like "12px" or 12.\n\n',16:"You must provide a template to this method.\n\n",17:"You passed an unsupported selector state to this method.\n\n",18:"minScreen and maxScreen must be provided as stringified numbers with the same units.\n\n",19:"fromSize and toSize must be provided as stringified numbers with the same units.\n\n",20:"expects either an array of objects or a single object with the properties prop, fromSize, and toSize.\n\n",21:"expects the objects in the first argument array to have the properties `prop`, `fromSize`, and `toSize`.\n\n",22:"expects the first argument object to have the properties `prop`, `fromSize`, and `toSize`.\n\n",23:"fontFace expects a name of a font-family.\n\n",24:"fontFace expects either the path to the font file(s) or a name of a local copy.\n\n",25:"fontFace expects localFonts to be an array.\n\n",26:"fontFace expects fileFormats to be an array.\n\n",27:"radialGradient requries at least 2 color-stops to properly render.\n\n",28:"Please supply a filename to retinaImage() as the first argument.\n\n",29:"Passed invalid argument to triangle, please pass correct pointingDirection e.g. 'right'.\n\n",30:"Passed an invalid value to `height` or `width`. Please provide a pixel based unit.\n\n",31:"The animation shorthand only takes 8 arguments. See the specification for more information: http://mdn.io/animation\n\n",32:"To pass multiple animations please supply them in arrays, e.g. animation(['rotate', '2s'], ['move', '1s'])\nTo pass a single animation please supply them in simple values, e.g. animation('rotate', '2s')\n\n",33:"The animation shorthand arrays can only have 8 elements. See the specification for more information: http://mdn.io/animation\n\n",34:"borderRadius expects a radius value as a string or number as the second argument.\n\n",35:'borderRadius expects one of "top", "bottom", "left" or "right" as the first argument.\n\n',36:"Property must be a string value.\n\n",37:"Syntax Error at %s.\n\n",38:"Formula contains a function that needs parentheses at %s.\n\n",39:"Formula is missing closing parenthesis at %s.\n\n",40:"Formula has too many closing parentheses at %s.\n\n",41:"All values in a formula must have the same unit or be unitless.\n\n",42:"Please provide a number of steps to the modularScale helper.\n\n",43:"Please pass a number or one of the predefined scales to the modularScale helper as the ratio.\n\n",44:"Invalid value passed as base to modularScale, expected number or em/rem string but got %s.\n\n",45:"Passed invalid argument to hslToColorString, please pass a HslColor or HslaColor object.\n\n",46:"Passed invalid argument to rgbToColorString, please pass a RgbColor or RgbaColor object.\n\n",47:"minScreen and maxScreen must be provided as stringified numbers with the same units.\n\n",48:"fromSize and toSize must be provided as stringified numbers with the same units.\n\n",49:"Expects either an array of objects or a single object with the properties prop, fromSize, and toSize.\n\n",50:"Expects the objects in the first argument array to have the properties prop, fromSize, and toSize.\n\n",51:"Expects the first argument object to have the properties prop, fromSize, and toSize.\n\n",52:"fontFace expects either the path to the font file(s) or a name of a local copy.\n\n",53:"fontFace expects localFonts to be an array.\n\n",54:"fontFace expects fileFormats to be an array.\n\n",55:"fontFace expects a name of a font-family.\n\n",56:"linearGradient requries at least 2 color-stops to properly render.\n\n",57:"radialGradient requries at least 2 color-stops to properly render.\n\n",58:"Please supply a filename to retinaImage() as the first argument.\n\n",59:"Passed invalid argument to triangle, please pass correct pointingDirection e.g. 'right'.\n\n",60:"Passed an invalid value to `height` or `width`. Please provide a pixel based unit.\n\n",61:"Property must be a string value.\n\n",62:"borderRadius expects a radius value as a string or number as the second argument.\n\n",63:'borderRadius expects one of "top", "bottom", "left" or "right" as the first argument.\n\n',64:"The animation shorthand only takes 8 arguments. See the specification for more information: http://mdn.io/animation.\n\n",65:"To pass multiple animations please supply them in arrays, e.g. animation(['rotate', '2s'], ['move', '1s'])\\nTo pass a single animation please supply them in simple values, e.g. animation('rotate', '2s').\n\n",66:"The animation shorthand arrays can only have 8 elements. See the specification for more information: http://mdn.io/animation.\n\n",67:"You must provide a template to this method.\n\n",68:"You passed an unsupported selector state to this method.\n\n",69:'Expected a string ending in "px" or a number passed as the first argument to %s(), got %s instead.\n\n',70:'Expected a string ending in "px" or a number passed as the second argument to %s(), got %s instead.\n\n',71:'Passed invalid pixel value %s to %s(), please pass a value like "12px" or 12.\n\n',72:'Passed invalid base value %s to %s(), please pass a value like "12px" or 12.\n\n',73:"Please provide a valid CSS variable.\n\n",74:"CSS variable not found and no default was provided.\n\n",75:"important requires a valid style object, got a %s instead.\n\n",76:"fromSize and toSize must be provided as stringified numbers with the same units as minScreen and maxScreen.\n\n",77:'remToPx expects a value in "rem" but you provided it in "%s".\n\n',78:'base must be set in "px" or "%" but you set it in 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y=!1;r.version===_.__version?_.needsLights&&_.lightsStateVersion!==v.state.version||_.outputColorSpace!==o||i.isBatchedMesh&&!1===_.batching?y=!0:i.isBatchedMesh||!0!==_.batching?i.isBatchedMesh&&!0===_.batchingColor&&null===i.colorTexture||i.isBatchedMesh&&!1===_.batchingColor&&null!==i.colorTexture||i.isInstancedMesh&&!1===_.instancing?y=!0:i.isInstancedMesh||!0!==_.instancing?i.isSkinnedMesh&&!1===_.skinning?y=!0:i.isSkinnedMesh||!0!==_.skinning?i.isInstancedMesh&&!0===_.instancingColor&&null===i.instanceColor||i.isInstancedMesh&&!1===_.instancingColor&&null!==i.instanceColor||i.isInstancedMesh&&!0===_.instancingMorph&&null===i.morphTexture||i.isInstancedMesh&&!1===_.instancingMorph&&null!==i.morphTexture||_.envMap!==u||!0===r.fog&&_.fog!==s?y=!0:void 0===_.numClippingPlanes||_.numClippingPlanes===fe.numPlanes&&_.numIntersection===fe.numIntersection?(_.vertexAlphas!==c||_.vertexTangents!==h||_.morphTargets!==d||_.morphNormals!==A||_.morphColors!==p||_.toneMapping!==f||_.morphTargetsCount!==g)&&(y=!0):y=!0:y=!0:y=!0:y=!0:(y=!0,_.__version=r.version);let x=_.currentProgram;!0===y&&(x=tt(r,t,i));let T=!1,S=!1,M=!1;const E=x.getUniforms(),C=_.uniforms;ne.useProgram(x.program)&&(T=!0,S=!0,M=!0);r.id!==N&&(N=r.id,S=!0);if(T||P!==e){ne.buffers.depth.getReversed()&&!0!==e.reversedDepth&&(e._reversedDepth=!0,e.updateProjectionMatrix()),E.setValue(Le,"projectionMatrix",e.projectionMatrix),E.setValue(Le,"viewMatrix",e.matrixWorldInverse);const t=E.map.cameraPosition;void 0!==t&&t.setValue(Le,Q.setFromMatrixPosition(e.matrixWorld)),te.logarithmicDepthBuffer&&E.setValue(Le,"logDepthBufFC",2/(Math.log(e.far+1)/Math.LN2)),(r.isMeshPhongMaterial||r.isMeshToonMaterial||r.isMeshLambertMaterial||r.isMeshBasicMaterial||r.isMeshStandardMaterial||r.isShaderMaterial)&&E.setValue(Le,"isOrthographic",!0===e.isOrthographicCamera),P!==e&&(P=e,S=!0,M=!0)}_.needsLights&&(v.state.directionalShadowMap.length>0&&E.setValue(Le,"directionalShadowMap",v.state.directionalShadowMap,se),v.state.spotShadowMap.length>0&&E.setValue(Le,"spotShadowMap",v.state.spotShadowMap,se),v.state.pointShadowMap.length>0&&E.setValue(Le,"pointShadowMap",v.state.pointShadowMap,se));if(i.isSkinnedMesh){E.setOptional(Le,i,"bindMatrix"),E.setOptional(Le,i,"bindMatrixInverse");const e=i.skeleton;e&&(null===e.boneTexture&&e.computeBoneTexture(),E.setValue(Le,"boneTexture",e.boneTexture,se))}i.isBatchedMesh&&(E.setOptional(Le,i,"batchingTexture"),E.setValue(Le,"batchingTexture",i._matricesTexture,se),E.setOptional(Le,i,"batchingIdTexture"),E.setValue(Le,"batchingIdTexture",i._indirectTexture,se),E.setOptional(Le,i,"batchingColorTexture"),null!==i._colorsTexture&&E.setValue(Le,"batchingColorTexture",i._colorsTexture,se));const D=n.morphAttributes;void 0===D.position&&void 0===D.normal&&void 0===D.color||be.update(i,n,x);(S||_.receiveShadow!==i.receiveShadow)&&(_.receiveShadow=i.receiveShadow,E.setValue(Le,"receiveShadow",i.receiveShadow));(r.isMeshStandardMaterial||r.isMeshLambertMaterial||r.isMeshPhongMaterial)&&null===r.envMap&&null!==t.environment&&(C.envMapIntensity.value=t.environmentIntensity);void 0!==C.dfgLUT&&(C.dfgLUT.value=(null===Zc&&(Zc=new Ji(Kc,16,16,qe,Ee),Zc.name="DFG_LUT",Zc.minFilter=ge,Zc.magFilter=ge,Zc.wrapS=de,Zc.wrapT=de,Zc.generateMipmaps=!1,Zc.needsUpdate=!0),Zc));S&&(E.setValue(Le,"toneMappingExposure",w.toneMappingExposure),_.needsLights&&(I=M,(L=C).ambientLightColor.needsUpdate=I,L.lightProbe.needsUpdate=I,L.directionalLights.needsUpdate=I,L.directionalLightShadows.needsUpdate=I,L.pointLights.needsUpdate=I,L.pointLightShadows.needsUpdate=I,L.spotLights.needsUpdate=I,L.spotLightShadows.needsUpdate=I,L.rectAreaLights.needsUpdate=I,L.hemisphereLights.needsUpdate=I),s&&!0===r.fog&&he.refreshFogUniforms(C,s),he.refreshMaterialUniforms(C,r,k,F,b.state.transmissionRenderTarget[e.id]),Qu.upload(Le,nt(_),C,se));var L,I;r.isShaderMaterial&&!0===r.uniformsNeedUpdate&&(Qu.upload(Le,nt(_),C,se),r.uniformsNeedUpdate=!1);r.isSpriteMaterial&&E.setValue(Le,"center",i.center);if(E.setValue(Le,"modelViewMatrix",i.modelViewMatrix),E.setValue(Le,"normalMatrix",i.normalMatrix),E.setValue(Le,"modelMatrix",i.matrixWorld),r.isShaderMaterial||r.isRawShaderMaterial){const e=r.uniformsGroups;for(let t=0,n=e.length;t<n;t++){const n=e[t];De.update(n,x),De.bind(n,x)}}return x}(e,t,n,r,i);ne.setMaterial(r,a);let l=n.index,u=1;if(!0===r.wireframe){if(l=le.getWireframeAttribute(n),void 0===l)return;u=2}const c=n.drawRange,h=n.attributes.position;let d=c.start*u,A=(c.start+c.count)*u;null!==s&&(d=Math.max(d,s.start*u),A=Math.min(A,(s.start+s.count)*u)),null!==l?(d=Math.max(d,0),A=Math.min(A,l.count)):null!=h&&(d=Math.max(d,0),A=Math.min(A,h.count));const p=A-d;if(p<0||p===1/0)return;let f;Pe.setup(i,r,o,n,l);let m=xe;if(null!==l&&(f=oe.get(l),m=Se,m.setIndex(f)),i.isMesh)!0===r.wireframe?(ne.setLineWidth(r.wireframeLinewidth*J()),m.setMode(Le.LINES)):m.setMode(Le.TRIANGLES);else if(i.isLine){let e=r.linewidth;void 0===e&&(e=1),ne.setLineWidth(e*J()),i.isLineSegments?m.setMode(Le.LINES):i.isLineLoop?m.setMode(Le.LINE_LOOP):m.setMode(Le.LINE_STRIP)}else i.isPoints?m.setMode(Le.POINTS):i.isSprite&&m.setMode(Le.TRIANGLES);if(i.isBatchedMesh)if(null!==i._multiDrawInstances)tn("WebGLRenderer: renderMultiDrawInstances has been deprecated and will be removed in r184. Append to renderMultiDraw arguments and use indirection."),m.renderMultiDrawInstances(i._multiDrawStarts,i._multiDrawCounts,i._multiDrawCount,i._multiDrawInstances);else if(ee.get("WEBGL_multi_draw"))m.renderMultiDraw(i._multiDrawStarts,i._multiDrawCounts,i._multiDrawCount);else{const e=i._multiDrawStarts,t=i._multiDrawCounts,n=i._multiDrawCount,s=l?oe.get(l).bytesPerElement:1,a=ie.get(r).currentProgram.getUniforms();for(let r=0;r<n;r++)a.setValue(Le,"_gl_DrawID",r),m.render(e[r]/s,t[r])}else if(i.isInstancedMesh)m.renderInstances(d,p,i.count);else if(n.isInstancedBufferGeometry){const e=void 0!==n._maxInstanceCount?n._maxInstanceCount:1/0,t=Math.min(n.instanceCount,e);m.renderInstances(d,p,t)}else m.render(d,p)},this.compile=function(e,t,n=null){null===n&&(n=e),b=pe.get(n),b.init(t),T.push(b),n.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&(b.pushLight(e),e.castShadow&&b.pushShadow(e))}),e!==n&&e.traverseVisible(function(e){e.isLight&&e.layers.test(t.layers)&&(b.pushLight(e),e.castShadow&&b.pushShadow(e))}),b.setupLights();const r=new Set;return e.traverse(function(e){if(!(e.isMesh||e.isPoints||e.isLine||e.isSprite))return;const t=e.material;if(t)if(Array.isArray(t))for(let i=0;i<t.length;i++){const s=t[i];je(s,n,e),r.add(s)}else je(t,n,e),r.add(t)}),b=T.pop(),r},this.compileAsync=function(e,t,n=null){const r=this.compile(e,t,n);return new Promise(t=>{function n(){r.forEach(function(e){ie.get(e).currentProgram.isReady()&&r.delete(e)}),0!==r.size?setTimeout(n,10):t(e)}null!==ee.get("KHR_parallel_shader_compile")?n():setTimeout(n,10)})};let We=null;function Xe(){Qe.stop()}function $e(){Qe.start()}const Qe=new ol;function Ye(e,t,n,r){if(!1===e.visible)return;if(e.layers.test(t.layers))if(e.isGroup)n=e.renderOrder;else if(e.isLOD)!0===e.autoUpdate&&e.update(t);else if(e.isLight)b.pushLight(e),e.castShadow&&b.pushShadow(e);else if(e.isSprite){if(!e.frustumCulled||j.intersectsSprite(e)){r&&Y.setFromMatrixPosition(e.matrixWorld).applyMatrix4($);const t=ue.update(e),i=e.material;i.visible&&y.push(e,t,i,n,Y.z,null)}}else if((e.isMesh||e.isLine||e.isPoints)&&(!e.frustumCulled||j.intersectsObject(e))){const t=ue.update(e),i=e.material;if(r&&(void 0!==e.boundingSphere?(null===e.boundingSphere&&e.computeBoundingSphere(),Y.copy(e.boundingSphere.center)):(null===t.boundingSphere&&t.computeBoundingSphere(),Y.copy(t.boundingSphere.center)),Y.applyMatrix4(e.matrixWorld).applyMatrix4($)),Array.isArray(i)){const r=t.groups;for(let s=0,a=r.length;s<a;s++){const a=r[s],o=i[a.materialIndex];o&&o.visible&&y.push(e,t,o,n,Y.z,a)}}else i.visible&&y.push(e,t,i,n,Y.z,null)}const i=e.children;for(let e=0,s=i.length;e<s;e++)Ye(i[e],t,n,r)}function Ke(e,t,n,r){const{opaque:i,transmissive:s,transparent:a}=e;b.setupLightsView(n),!0===W&&fe.setGlobalState(w.clippingPlanes,n),r&&ne.viewport(D.copy(r)),i.length>0&&Je(i,t,n),s.length>0&&Je(s,t,n),a.length>0&&Je(a,t,n),ne.buffers.depth.setTest(!0),ne.buffers.depth.setMask(!0),ne.buffers.color.setMask(!0),ne.setPolygonOffset(!1)}function Ze(e,t,n,r){if(null!==(!0===n.isScene?n.overrideMaterial:null))return;if(void 0===b.state.transmissionRenderTarget[r.id]){const e=ee.has("EXT_color_buffer_half_float")||ee.has("EXT_color_buffer_float");b.state.transmissionRenderTarget[r.id]=new kn(1,1,{generateMipmaps:!0,type:e?Ee:ye,minFilter:ve,samples:Math.max(4,te.samples),stencilBuffer:i,resolveDepthBuffer:!1,resolveStencilBuffer:!1,colorSpace:Mn.workingColorSpace})}const s=b.state.transmissionRenderTarget[r.id],a=r.viewport||D;s.setSize(a.z*w.transmissionResolutionScale,a.w*w.transmissionResolutionScale);const o=w.getRenderTarget(),l=w.getActiveCubeFace(),u=w.getActiveMipmapLevel();w.setRenderTarget(s),w.getClearColor(O),U=w.getClearAlpha(),U<1&&w.setClearColor(16777215,.5),w.clear(),Z&&_e.render(n);const c=w.toneMapping;w.toneMapping=0;const h=r.viewport;if(void 0!==r.viewport&&(r.viewport=void 0),b.setupLightsView(r),!0===W&&fe.setGlobalState(w.clippingPlanes,r),Je(e,n,r),se.updateMultisampleRenderTarget(s),se.updateRenderTargetMipmap(s),!1===ee.has("WEBGL_multisampled_render_to_texture")){let e=!1;for(let i=0,s=t.length;i<s;i++){const s=t[i],{object:a,geometry:o,material:l,group:u}=s;if(2===l.side&&a.layers.test(r.layers)){const t=l.side;l.side=1,l.needsUpdate=!0,et(a,n,r,o,l,u),l.side=t,l.needsUpdate=!0,e=!0}}!0===e&&(se.updateMultisampleRenderTarget(s),se.updateRenderTargetMipmap(s))}w.setRenderTarget(o,l,u),w.setClearColor(O,U),void 0!==h&&(r.viewport=h),w.toneMapping=c}function Je(e,t,n){const r=!0===t.isScene?t.overrideMaterial:null;for(let i=0,s=e.length;i<s;i++){const s=e[i],{object:a,geometry:o,group:l}=s;let u=s.material;!0===u.allowOverride&&null!==r&&(u=r),a.layers.test(n.layers)&&et(a,t,n,o,u,l)}}function et(e,t,n,r,i,s){e.onBeforeRender(w,t,n,r,i,s),e.modelViewMatrix.multiplyMatrices(n.matrixWorldInverse,e.matrixWorld),e.normalMatrix.getNormalMatrix(e.modelViewMatrix),i.onBeforeRender(w,t,n,r,e,s),!0===i.transparent&&2===i.side&&!1===i.forceSinglePass?(i.side=1,i.needsUpdate=!0,w.renderBufferDirect(n,t,r,i,e,s),i.side=0,i.needsUpdate=!0,w.renderBufferDirect(n,t,r,i,e,s),i.side=2):w.renderBufferDirect(n,t,r,i,e,s),e.onAfterRender(w,t,n,r,i,s)}function tt(e,t,n){!0!==t.isScene&&(t=K);const r=ie.get(e),i=b.state.lights,s=b.state.shadowsArray,a=i.state.version,o=ce.getParameters(e,i.state,s,t,n),l=ce.getProgramCacheKey(o);let u=r.programs;r.environment=e.isMeshStandardMaterial||e.isMeshLambertMaterial||e.isMeshPhongMaterial?t.environment:null,r.fog=t.fog;const c=e.isMeshStandardMaterial||e.isMeshLambertMaterial&&!e.envMap||e.isMeshPhongMaterial&&!e.envMap;r.envMap=ae.get(e.envMap||r.environment,c),r.envMapRotation=null!==r.environment&&null===e.envMap?t.environmentRotation:e.envMapRotation,void 0===u&&(e.addEventListener("dispose",He),u=new Map,r.programs=u);let h=u.get(l);if(void 0!==h){if(r.currentProgram===h&&r.lightsStateVersion===a)return rt(e,o),h}else o.uniforms=ce.getUniforms(e),e.onBeforeCompile(o,w),h=ce.acquireProgram(o,l),u.set(l,h),r.uniforms=o.uniforms;const d=r.uniforms;return(e.isShaderMaterial||e.isRawShaderMaterial)&&!0!==e.clipping||(d.clippingPlanes=fe.uniform),rt(e,o),r.needsLights=function(e){return e.isMeshLambertMaterial||e.isMeshToonMaterial||e.isMeshPhongMaterial||e.isMeshStandardMaterial||e.isShadowMaterial||e.isShaderMaterial&&!0===e.lights}(e),r.lightsStateVersion=a,r.needsLights&&(d.ambientLightColor.value=i.state.ambient,d.lightProbe.value=i.state.probe,d.directionalLights.value=i.state.directional,d.directionalLightShadows.value=i.state.directionalShadow,d.spotLights.value=i.state.spot,d.spotLightShadows.value=i.state.spotShadow,d.rectAreaLights.value=i.state.rectArea,d.ltc_1.value=i.state.rectAreaLTC1,d.ltc_2.value=i.state.rectAreaLTC2,d.pointLights.value=i.state.point,d.pointLightShadows.value=i.state.pointShadow,d.hemisphereLights.value=i.state.hemi,d.directionalShadowMatrix.value=i.state.directionalShadowMatrix,d.spotLightMatrix.value=i.state.spotLightMatrix,d.spotLightMap.value=i.state.spotLightMap,d.pointShadowMatrix.value=i.state.pointShadowMatrix),r.currentProgram=h,r.uniformsList=null,h}function nt(e){if(null===e.uniformsList){const t=e.currentProgram.getUniforms();e.uniformsList=Qu.seqWithValue(t.seq,e.uniforms)}return e.uniformsList}function rt(e,t){const n=ie.get(e);n.outputColorSpace=t.outputColorSpace,n.batching=t.batching,n.batchingColor=t.batchingColor,n.instancing=t.instancing,n.instancingColor=t.instancingColor,n.instancingMorph=t.instancingMorph,n.skinning=t.skinning,n.morphTargets=t.morphTargets,n.morphNormals=t.morphNormals,n.morphColors=t.morphColors,n.morphTargetsCount=t.morphTargetsCount,n.numClippingPlanes=t.numClippingPlanes,n.numIntersection=t.numClipIntersection,n.vertexAlphas=t.vertexAlphas,n.vertexTangents=t.vertexTangents,n.toneMapping=t.toneMapping}Qe.setAnimationLoop(function(e){We&&We(e)}),"undefined"!=typeof self&&Qe.setContext(self),this.setAnimationLoop=function(e){We=e,Ue.setAnimationLoop(e),null===e?Qe.stop():Qe.start()},Ue.addEventListener("sessionstart",Xe),Ue.addEventListener("sessionend",$e),this.render=function(e,t){if(void 0!==t&&!0!==t.isCamera)return void en("WebGLRenderer.render: camera is not an instance of THREE.Camera.");if(!0===M)return;const n=!0===Ue.enabled&&!0===Ue.isPresenting,r=null!==S&&(null===R||n)&&S.begin(w,R);if(!0===e.matrixWorldAutoUpdate&&e.updateMatrixWorld(),null===t.parent&&!0===t.matrixWorldAutoUpdate&&t.updateMatrixWorld(),!0!==Ue.enabled||!0!==Ue.isPresenting||null!==S&&!1!==S.isCompositing()||(!0===Ue.cameraAutoUpdate&&Ue.updateCamera(t),t=Ue.getCamera()),!0===e.isScene&&e.onBeforeRender(w,e,t,R),b=pe.get(e,T.length),b.init(t),T.push(b),$.multiplyMatrices(t.projectionMatrix,t.matrixWorldInverse),j.setFromProjectionMatrix($,zt,t.reversedDepth),X=this.localClippingEnabled,W=fe.init(this.clippingPlanes,X),y=Ae.get(e,x.length),y.init(),x.push(y),!0===Ue.enabled&&!0===Ue.isPresenting){const e=w.xr.getDepthSensingMesh();null!==e&&Ye(e,t,-1/0,w.sortObjects)}Ye(e,t,0,w.sortObjects),y.finish(),!0===w.sortObjects&&y.sort(q,V),Z=!1===Ue.enabled||!1===Ue.isPresenting||!1===Ue.hasDepthSensing(),Z&&_e.addToRenderList(y,e),this.info.render.frame++,!0===W&&fe.beginShadows();const i=b.state.shadowsArray;me.render(i,e,t),!0===W&&fe.endShadows(),!0===this.info.autoReset&&this.info.reset();if(!1===(r&&S.hasRenderPass())){const n=y.opaque,r=y.transmissive;if(b.setupLights(),t.isArrayCamera){const i=t.cameras;if(r.length>0)for(let t=0,s=i.length;t<s;t++){Ze(n,r,e,i[t])}Z&&_e.render(e);for(let t=0,n=i.length;t<n;t++){const n=i[t];Ke(y,e,n,n.viewport)}}else r.length>0&&Ze(n,r,e,t),Z&&_e.render(e),Ke(y,e,t)}null!==R&&0===C&&(se.updateMultisampleRenderTarget(R),se.updateRenderTargetMipmap(R)),r&&S.end(w),!0===e.isScene&&e.onAfterRender(w,e,t),Pe.resetDefaultState(),N=-1,P=null,T.pop(),T.length>0?(b=T[T.length-1],!0===W&&fe.setGlobalState(w.clippingPlanes,b.state.camera)):b=null,x.pop(),y=x.length>0?x[x.length-1]:null},this.getActiveCubeFace=function(){return E},this.getActiveMipmapLevel=function(){return C},this.getRenderTarget=function(){return R},this.setRenderTargetTextures=function(e,t,n){const r=ie.get(e);r.__autoAllocateDepthBuffer=!1===e.resolveDepthBuffer,!1===r.__autoAllocateDepthBuffer&&(r.__useRenderToTexture=!1),ie.get(e.texture).__webglTexture=t,ie.get(e.depthTexture).__webglTexture=r.__autoAllocateDepthBuffer?void 0:n,r.__hasExternalTextures=!0},this.setRenderTargetFramebuffer=function(e,t){const n=ie.get(e);n.__webglFramebuffer=t,n.__useDefaultFramebuffer=void 0===t};const it=Le.createFramebuffer();this.setRenderTarget=function(e,t=0,n=0){R=e,E=t,C=n;let r=null,i=!1,s=!1;if(e){const a=ie.get(e);if(void 0!==a.__useDefaultFramebuffer)return ne.bindFramebuffer(Le.FRAMEBUFFER,a.__webglFramebuffer),D.copy(e.viewport),L.copy(e.scissor),I=e.scissorTest,ne.viewport(D),ne.scissor(L),ne.setScissorTest(I),void(N=-1);if(void 0===a.__webglFramebuffer)se.setupRenderTarget(e);else if(a.__hasExternalTextures)se.rebindTextures(e,ie.get(e.texture).__webglTexture,ie.get(e.depthTexture).__webglTexture);else if(e.depthBuffer){const t=e.depthTexture;if(a.__boundDepthTexture!==t){if(null!==t&&ie.has(t)&&(e.width!==t.image.width||e.height!==t.image.height))throw new Error("WebGLRenderTarget: Attached DepthTexture is initialized to the incorrect size.");se.setupDepthRenderbuffer(e)}}const o=e.texture;(o.isData3DTexture||o.isDataArrayTexture||o.isCompressedArrayTexture)&&(s=!0);const l=ie.get(e).__webglFramebuffer;e.isWebGLCubeRenderTarget?(r=Array.isArray(l[t])?l[t][n]:l[t],i=!0):r=e.samples>0&&!1===se.useMultisampledRTT(e)?ie.get(e).__webglMultisampledFramebuffer:Array.isArray(l)?l[n]:l,D.copy(e.viewport),L.copy(e.scissor),I=e.scissorTest}else D.copy(z).multiplyScalar(k).floor(),L.copy(G).multiplyScalar(k).floor(),I=H;0!==n&&(r=it);if(ne.bindFramebuffer(Le.FRAMEBUFFER,r)&&ne.drawBuffers(e,r),ne.viewport(D),ne.scissor(L),ne.setScissorTest(I),i){const r=ie.get(e.texture);Le.framebufferTexture2D(Le.FRAMEBUFFER,Le.COLOR_ATTACHMENT0,Le.TEXTURE_CUBE_MAP_POSITIVE_X+t,r.__webglTexture,n)}else if(s){const r=t;for(let t=0;t<e.textures.length;t++){const i=ie.get(e.textures[t]);Le.framebufferTextureLayer(Le.FRAMEBUFFER,Le.COLOR_ATTACHMENT0+t,i.__webglTexture,n,r)}}else if(null!==e&&0!==n){const t=ie.get(e.texture);Le.framebufferTexture2D(Le.FRAMEBUFFER,Le.COLOR_ATTACHMENT0,Le.TEXTURE_2D,t.__webglTexture,n)}N=-1},this.readRenderTargetPixels=function(e,t,n,r,i,s,a,o=0){if(!e||!e.isWebGLRenderTarget)return void en("WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let l=ie.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==a&&(l=l[a]),l){ne.bindFramebuffer(Le.FRAMEBUFFER,l);try{const a=e.textures[o],l=a.format,u=a.type;if(e.textures.length>1&&Le.readBuffer(Le.COLOR_ATTACHMENT0+o),!te.textureFormatReadable(l))return void en("WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.");if(!te.textureTypeReadable(u))return void en("WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.");t>=0&&t<=e.width-r&&n>=0&&n<=e.height-i&&Le.readPixels(t,n,r,i,Me.convert(l),Me.convert(u),s)}finally{const e=null!==R?ie.get(R).__webglFramebuffer:null;ne.bindFramebuffer(Le.FRAMEBUFFER,e)}}},this.readRenderTargetPixelsAsync=async function(e,t,n,r,i,s,a,o=0){if(!e||!e.isWebGLRenderTarget)throw new Error("THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.");let l=ie.get(e).__webglFramebuffer;if(e.isWebGLCubeRenderTarget&&void 0!==a&&(l=l[a]),l){if(t>=0&&t<=e.width-r&&n>=0&&n<=e.height-i){ne.bindFramebuffer(Le.FRAMEBUFFER,l);const a=e.textures[o],u=a.format,c=a.type;if(e.textures.length>1&&Le.readBuffer(Le.COLOR_ATTACHMENT0+o),!te.textureFormatReadable(u))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in RGBA or implementation defined format.");if(!te.textureTypeReadable(c))throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: renderTarget is not in UnsignedByteType or implementation defined type.");const h=Le.createBuffer();Le.bindBuffer(Le.PIXEL_PACK_BUFFER,h),Le.bufferData(Le.PIXEL_PACK_BUFFER,s.byteLength,Le.STREAM_READ),Le.readPixels(t,n,r,i,Me.convert(u),Me.convert(c),0);const d=null!==R?ie.get(R).__webglFramebuffer:null;ne.bindFramebuffer(Le.FRAMEBUFFER,d);const A=Le.fenceSync(Le.SYNC_GPU_COMMANDS_COMPLETE,0);return Le.flush(),await function(e,t,n){return new Promise(function(r,i){setTimeout(function s(){switch(e.clientWaitSync(t,e.SYNC_FLUSH_COMMANDS_BIT,0)){case e.WAIT_FAILED:i();break;case e.TIMEOUT_EXPIRED:setTimeout(s,n);break;default:r()}},n)})}(Le,A,4),Le.bindBuffer(Le.PIXEL_PACK_BUFFER,h),Le.getBufferSubData(Le.PIXEL_PACK_BUFFER,0,s),Le.deleteBuffer(h),Le.deleteSync(A),s}throw new Error("THREE.WebGLRenderer.readRenderTargetPixelsAsync: requested read bounds are out of range.")}},this.copyFramebufferToTexture=function(e,t=null,n=0){const r=Math.pow(2,-n),i=Math.floor(e.image.width*r),s=Math.floor(e.image.height*r),a=null!==t?t.x:0,o=null!==t?t.y:0;se.setTexture2D(e,0),Le.copyTexSubImage2D(Le.TEXTURE_2D,n,0,0,a,o,i,s),ne.unbindTexture()};const st=Le.createFramebuffer(),at=Le.createFramebuffer();this.copyTextureToTexture=function(e,t,n=null,r=null,i=0,s=0){let a,o,l,u,c,h,d,A,p;const f=e.isCompressedTexture?e.mipmaps[s]:e.image;if(null!==n)a=n.max.x-n.min.x,o=n.max.y-n.min.y,l=n.isBox3?n.max.z-n.min.z:1,u=n.min.x,c=n.min.y,h=n.isBox3?n.min.z:0;else{const t=Math.pow(2,-i);a=Math.floor(f.width*t),o=Math.floor(f.height*t),l=e.isDataArrayTexture?f.depth:e.isData3DTexture?Math.floor(f.depth*t):1,u=0,c=0,h=0}null!==r?(d=r.x,A=r.y,p=r.z):(d=0,A=0,p=0);const m=Me.convert(t.format),g=Me.convert(t.type);let _;t.isData3DTexture?(se.setTexture3D(t,0),_=Le.TEXTURE_3D):t.isDataArrayTexture||t.isCompressedArrayTexture?(se.setTexture2DArray(t,0),_=Le.TEXTURE_2D_ARRAY):(se.setTexture2D(t,0),_=Le.TEXTURE_2D),Le.pixelStorei(Le.UNPACK_FLIP_Y_WEBGL,t.flipY),Le.pixelStorei(Le.UNPACK_PREMULTIPLY_ALPHA_WEBGL,t.premultiplyAlpha),Le.pixelStorei(Le.UNPACK_ALIGNMENT,t.unpackAlignment);const v=Le.getParameter(Le.UNPACK_ROW_LENGTH),y=Le.getParameter(Le.UNPACK_IMAGE_HEIGHT),b=Le.getParameter(Le.UNPACK_SKIP_PIXELS),x=Le.getParameter(Le.UNPACK_SKIP_ROWS),T=Le.getParameter(Le.UNPACK_SKIP_IMAGES);Le.pixelStorei(Le.UNPACK_ROW_LENGTH,f.width),Le.pixelStorei(Le.UNPACK_IMAGE_HEIGHT,f.height),Le.pixelStorei(Le.UNPACK_SKIP_PIXELS,u),Le.pixelStorei(Le.UNPACK_SKIP_ROWS,c),Le.pixelStorei(Le.UNPACK_SKIP_IMAGES,h);const S=e.isDataArrayTexture||e.isData3DTexture,w=t.isDataArrayTexture||t.isData3DTexture;if(e.isDepthTexture){const n=ie.get(e),r=ie.get(t),f=ie.get(n.__renderTarget),m=ie.get(r.__renderTarget);ne.bindFramebuffer(Le.READ_FRAMEBUFFER,f.__webglFramebuffer),ne.bindFramebuffer(Le.DRAW_FRAMEBUFFER,m.__webglFramebuffer);for(let n=0;n<l;n++)S&&(Le.framebufferTextureLayer(Le.READ_FRAMEBUFFER,Le.COLOR_ATTACHMENT0,ie.get(e).__webglTexture,i,h+n),Le.framebufferTextureLayer(Le.DRAW_FRAMEBUFFER,Le.COLOR_ATTACHMENT0,ie.get(t).__webglTexture,s,p+n)),Le.blitFramebuffer(u,c,a,o,d,A,a,o,Le.DEPTH_BUFFER_BIT,Le.NEAREST);ne.bindFramebuffer(Le.READ_FRAMEBUFFER,null),ne.bindFramebuffer(Le.DRAW_FRAMEBUFFER,null)}else if(0!==i||e.isRenderTargetTexture||ie.has(e)){const n=ie.get(e),r=ie.get(t);ne.bindFramebuffer(Le.READ_FRAMEBUFFER,st),ne.bindFramebuffer(Le.DRAW_FRAMEBUFFER,at);for(let e=0;e<l;e++)S?Le.framebufferTextureLayer(Le.READ_FRAMEBUFFER,Le.COLOR_ATTACHMENT0,n.__webglTexture,i,h+e):Le.framebufferTexture2D(Le.READ_FRAMEBUFFER,Le.COLOR_ATTACHMENT0,Le.TEXTURE_2D,n.__webglTexture,i),w?Le.framebufferTextureLayer(Le.DRAW_FRAMEBUFFER,Le.COLOR_ATTACHMENT0,r.__webglTexture,s,p+e):Le.framebufferTexture2D(Le.DRAW_FRAMEBUFFER,Le.COLOR_ATTACHMENT0,Le.TEXTURE_2D,r.__webglTexture,s),0!==i?Le.blitFramebuffer(u,c,a,o,d,A,a,o,Le.COLOR_BUFFER_BIT,Le.NEAREST):w?Le.copyTexSubImage3D(_,s,d,A,p+e,u,c,a,o):Le.copyTexSubImage2D(_,s,d,A,u,c,a,o);ne.bindFramebuffer(Le.READ_FRAMEBUFFER,null),ne.bindFramebuffer(Le.DRAW_FRAMEBUFFER,null)}else w?e.isDataTexture||e.isData3DTexture?Le.texSubImage3D(_,s,d,A,p,a,o,l,m,g,f.data):t.isCompressedArrayTexture?Le.compressedTexSubImage3D(_,s,d,A,p,a,o,l,m,f.data):Le.texSubImage3D(_,s,d,A,p,a,o,l,m,g,f):e.isDataTexture?Le.texSubImage2D(Le.TEXTURE_2D,s,d,A,a,o,m,g,f.data):e.isCompressedTexture?Le.compressedTexSubImage2D(Le.TEXTURE_2D,s,d,A,f.width,f.height,m,f.data):Le.texSubImage2D(Le.TEXTURE_2D,s,d,A,a,o,m,g,f);Le.pixelStorei(Le.UNPACK_ROW_LENGTH,v),Le.pixelStorei(Le.UNPACK_IMAGE_HEIGHT,y),Le.pixelStorei(Le.UNPACK_SKIP_PIXELS,b),Le.pixelStorei(Le.UNPACK_SKIP_ROWS,x),Le.pixelStorei(Le.UNPACK_SKIP_IMAGES,T),0===s&&t.generateMipmaps&&Le.generateMipmap(_),ne.unbindTexture()},this.initRenderTarget=function(e){void 0===ie.get(e).__webglFramebuffer&&se.setupRenderTarget(e)},this.initTexture=function(e){e.isCubeTexture?se.setTextureCube(e,0):e.isData3DTexture?se.setTexture3D(e,0):e.isDataArrayTexture||e.isCompressedArrayTexture?se.setTexture2DArray(e,0):se.setTexture2D(e,0),ne.unbindTexture()},this.resetState=function(){E=0,C=0,R=null,ne.reset(),Pe.reset()},"undefined"!=typeof __THREE_DEVTOOLS__&&__THREE_DEVTOOLS__.dispatchEvent(new CustomEvent("observe",{detail:this}))}get coordinateSystem(){return zt}get outputColorSpace(){return this._outputColorSpace}set outputColorSpace(e){this._outputColorSpace=e;const t=this.getContext();t.drawingBufferColorSpace=Mn._getDrawingBufferColorSpace(e),t.unpackColorSpace=Mn._getUnpackColorSpace()}},Scene:wr,PerspectiveCamera:Eo,Raycaster:class{constructor(e,t,n=0,r=1/0){this.ray=new Fi(e,t),this.near=n,this.far=r,this.camera=null,this.layers=new Jn,this.params={Mesh:{},Line:{threshold:1},LOD:{},Points:{threshold:1},Sprite:{}}}set(e,t){this.ray.set(e,t)}setFromCamera(e,t){t.isPerspectiveCamera?(this.ray.origin.setFromMatrixPosition(t.matrixWorld),this.ray.direction.set(e.x,e.y,.5).unproject(t).sub(this.ray.origin).normalize(),this.camera=t):t.isOrthographicCamera?(this.ray.origin.set(e.x,e.y,(t.near+t.far)/(t.near-t.far)).unproject(t),this.ray.direction.set(0,0,-1).transformDirection(t.matrixWorld),this.camera=t):en("Raycaster: Unsupported camera type: "+t.type)}setFromXRController(e){return Wo.identity().extractRotation(e.matrixWorld),this.ray.origin.setFromMatrixPosition(e.matrixWorld),this.ray.direction.set(0,0,-1).applyMatrix4(Wo),this}intersectObject(e,t=!0,n=[]){return $o(e,this,n,t),n.sort(Xo),n}intersectObjects(e,t=!0,n=[]){for(let r=0,i=e.length;r<i;r++)$o(e[r],this,n,t);return n.sort(Xo),n}},SRGBColorSpace:Mt,TextureLoader:Ao,Vector2:mn,Vector3:_n,Box3:qr,Color:Tr,Mesh:Ki,SphereGeometry:Fa,MeshBasicMaterial:ki,BackSide:1,Timer:Go},Q0=Dh({props:{width:{default:window.innerWidth,onChange:function(e,t,n){isNaN(e)&&(t.width=n)}},height:{default:window.innerHeight,onChange:function(e,t,n){isNaN(e)&&(t.height=n)}},viewOffset:{default:[0,0]},backgroundColor:{default:"#000011"},backgroundImageUrl:{},onBackgroundImageLoaded:{},showNavInfo:{default:!0},skyRadius:{default:5e4},objects:{default:[]},lights:{default:[]},enablePointerInteraction:{default:!0,onChange:function(e,t){t.hoverObj=null,t.tooltip&&t.tooltip.content(null)},triggerUpdate:!1},pointerRaycasterThrottleMs:{default:50,triggerUpdate:!1},lineHoverPrecision:{default:1,triggerUpdate:!1},pointsHoverPrecision:{default:1,triggerUpdate:!1},hoverOrderComparator:{triggerUpdate:!1},hoverFilter:{default:function(){return!0},triggerUpdate:!1},tooltipContent:{triggerUpdate:!1},hoverDuringDrag:{default:!1,triggerUpdate:!1},clickAfterDrag:{default:!1,triggerUpdate:!1},onHover:{default:function(){},triggerUpdate:!1},onClick:{default:function(){},triggerUpdate:!1},onRightClick:{triggerUpdate:!1}},methods:{tick:function(e){if(e.initialised){e.controls.enabled&&e.controls.update&&e.controls.update(Math.min(1,e.timer.update().getDelta())),e.postProcessingComposer?e.postProcessingComposer.render():e.renderer.render(e.scene,e.camera),e.extraRenderers.forEach(function(t){return t.render(e.scene,e.camera)});var t=+new Date;if(e.enablePointerInteraction&&t-e.lastRaycasterCheck>=e.pointerRaycasterThrottleMs){e.lastRaycasterCheck=t;var n=null;if(e.hoverDuringDrag||!e.isPointerDragging){var r=this.intersectingObjects(e.pointerPos.x,e.pointerPos.y);e.hoverOrderComparator&&r.sort(function(t,n){return e.hoverOrderComparator(t.object,n.object)});var i=r.find(function(t){return e.hoverFilter(t.object)})||null;n=i?i.object:null,e.intersection=i||null}n!==e.hoverObj&&(e.onHover(n,e.hoverObj,e.intersection),e.tooltip.content(n&&u_(e.tooltipContent)(n,e.intersection)||null),e.hoverObj=n)}e.tweenGroup.update()}return this},getPointerPos:function(e){var t=e.pointerPos;return{x:t.x,y:t.y}},cameraPosition:function(e,t,n,r){var i=e.camera;if(t&&e.initialised){var s=t,a=n||{x:0,y:0,z:0};if(r){var o=Object.assign({},i.position),l=h();e.tweenGroup.add(new kh(o).to(s,r).easing(Lh.Quadratic.Out).onUpdate(u).onComplete(function(){e.tweenGroup.remove(this)}).start()),e.tweenGroup.add(new kh(l).to(a,r/3).easing(Lh.Quadratic.Out).onUpdate(c).onComplete(function(){e.tweenGroup.remove(this)}).start())}else u(s),c(a);return this}return Object.assign({},i.position,{lookAt:h()});function u(e){var t=e.x,n=e.y,r=e.z;void 0!==t&&(i.position.x=t),void 0!==n&&(i.position.y=n),void 0!==r&&(i.position.z=r)}function c(t){var n=new $0.Vector3(t.x,t.y,t.z);e.controls.enabled&&e.controls.target?e.controls.target=n:i.lookAt(n)}function h(){return Object.assign(new $0.Vector3(0,0,-1e3).applyQuaternion(i.quaternion).add(i.position))}},zoomToFit:function(e){for(var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:10,r=arguments.length,i=new Array(r>3?r-3:0),s=3;s<r;s++)i[s-3]=arguments[s];return this.fitToBbox(this.getBbox.apply(this,i),t,n)},fitToBbox:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:0,r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:10,i=e.camera;if(t){var s=new $0.Vector3(0,0,0),a=2*Math.max.apply(Math,H0(Object.entries(t).map(function(e){var t=G0(e,2),n=t[0],r=t[1];return Math.max.apply(Math,H0(r.map(function(e){return Math.abs(s[n]-e)})))}))),o=(1-2*r/e.height)*i.fov,l=a/Math.atan(o*Math.PI/180),u=l/i.aspect,c=Math.max(l,u);if(c>0){var h=s.clone().sub(i.position).normalize().multiplyScalar(-c);this.cameraPosition(h,s,n)}}return this},getBbox:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:function(){return!0},n=new $0.Box3(new $0.Vector3(0,0,0),new $0.Vector3(0,0,0)),r=e.objects.filter(t);return r.length?(r.forEach(function(e){return n.expandByObject(e)}),Object.assign.apply(Object,H0(["x","y","z"].map(function(e){return z0({},e,[n.min[e],n.max[e]])})))):null},getScreenCoords:function(e,t,n,r){var i=new $0.Vector3(t,n,r);return i.project(this.camera()),{x:(i.x+1)*e.width/2,y:-(i.y-1)*e.height/2}},getSceneCoords:function(e,t,n){var r=arguments.length>3&&void 0!==arguments[3]?arguments[3]:0,i=new $0.Vector2(t/e.width*2-1,-n/e.height*2+1),s=new $0.Raycaster;return s.setFromCamera(i,e.camera),Object.assign({},s.ray.at(r,new $0.Vector3))},intersectingObjects:function(e,t,n){var r=new $0.Vector2(t/e.width*2-1,-n/e.height*2+1),i=new $0.Raycaster;return i.params.Line.threshold=e.lineHoverPrecision,i.params.Points.threshold=e.pointsHoverPrecision,i.setFromCamera(r,e.camera),i.intersectObjects(e.objects,!0)},renderer:function(e){return e.renderer},scene:function(e){return e.scene},camera:function(e){return e.camera},postProcessingComposer:function(e){return e.postProcessingComposer},controls:function(e){return e.controls},tbControls:function(e){return e.controls},_destructor:function(e){var t,n,r;!function(e){for(;e.children.length;){var t=e.children[0];e.remove(t),X0(t)}}(e.scene),null===(t=e.controls)||void 0===t||t.dispose(),null===(n=e.renderer)||void 0===n||n.dispose(),null===(r=e.postProcessingComposer)||void 0===r||r.dispose()}},stateInit:function(){return{scene:new $0.Scene,camera:new $0.PerspectiveCamera,timer:new $0.Timer,tweenGroup:new Oh,lastRaycasterCheck:0}},init:function(e,t){var n=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},r=n.controlType,i=void 0===r?"trackball":r,s=n.useWebGPU,a=void 0!==s&&s,o=n.rendererConfig,l=void 0===o?{}:o,u=n.extraRenderers,c=void 0===u?[]:u,h=n.waitForLoadComplete,d=void 0===h||h;e.innerHTML="",e.appendChild(t.container=document.createElement("div")),t.container.className="scene-container",t.container.style.position="relative",t.container.appendChild(t.navInfo=document.createElement("div")),t.navInfo.className="scene-nav-info",t.navInfo.textContent={orbit:"Left-click: rotate, Mouse-wheel/middle-click: zoom, Right-click: pan",trackball:"Left-click: rotate, Mouse-wheel/middle-click: zoom, Right-click: pan",fly:"WASD: move, R|F: up | down, Q|E: roll, up|down: pitch, left|right: yaw"}[i]||"",t.navInfo.style.display=t.showNavInfo?null:"none",t.tooltip=new q0(t.container),t.pointerPos=new $0.Vector2,t.pointerPos.x=-2,t.pointerPos.y=-2,["pointermove","pointerdown"].forEach(function(e){return t.container.addEventListener(e,function(n){if("pointerdown"===e&&(t.isPointerPressed=!0),!t.isPointerDragging&&"pointermove"===n.type&&(n.pressure>0||t.isPointerPressed)&&("mouse"===n.pointerType||void 0===n.movementX||[n.movementX,n.movementY].some(function(e){return Math.abs(e)>1}))&&(t.isPointerDragging=!0),t.enablePointerInteraction){var r=(i=t.container,s=i.getBoundingClientRect(),a=window.pageXOffset||document.documentElement.scrollLeft,o=window.pageYOffset||document.documentElement.scrollTop,{top:s.top+o,left:s.left+a});t.pointerPos.x=n.pageX-r.left,t.pointerPos.y=n.pageY-r.top}var i,s,a,o},{passive:!0})}),t.container.addEventListener("pointerup",function(e){t.isPointerPressed&&(t.isPointerPressed=!1,t.isPointerDragging&&(t.isPointerDragging=!1,!t.clickAfterDrag)||requestAnimationFrame(function(){0===e.button&&t.onClick(t.hoverObj||null,e,t.intersection),2===e.button&&t.onRightClick&&t.onRightClick(t.hoverObj||null,e,t.intersection)}))},{passive:!0,capture:!0}),t.container.addEventListener("contextmenu",function(e){t.onRightClick&&e.preventDefault()}),t.renderer=new(a?lX:$0.WebGLRenderer)(Object.assign({antialias:!0,alpha:!0},l)),t.renderer.setPixelRatio(Math.min(2,window.devicePixelRatio)),t.container.appendChild(t.renderer.domElement),t.extraRenderers=c,t.extraRenderers.forEach(function(e){e.domElement.style.position="absolute",e.domElement.style.top="0px",e.domElement.style.pointerEvents="none",t.container.appendChild(e.domElement)}),t.postProcessingComposer=new QK(t.renderer),t.postProcessingComposer.addPass(new YK(t.scene,t.camera)),t.controls=new{trackball:kY,orbit:gK,fly:LK}[i](t.camera,t.renderer.domElement),"fly"===i&&(t.controls.movementSpeed=300,t.controls.rollSpeed=Math.PI/6,t.controls.dragToLook=!0),"trackball"!==i&&"orbit"!==i||(t.controls.minDistance=.1,t.controls.maxDistance=t.skyRadius,t.controls.addEventListener("start",function(){t.controlsEngaged=!0}),t.controls.addEventListener("change",function(){t.controlsEngaged&&(t.controlsDragging=!0)}),t.controls.addEventListener("end",function(){t.controlsEngaged=!1,t.controlsDragging=!1})),[t.renderer,t.postProcessingComposer].concat(H0(t.extraRenderers)).forEach(function(e){return e.setSize(t.width,t.height)}),t.camera.aspect=t.width/t.height,t.camera.updateProjectionMatrix(),t.camera.position.z=1e3,t.scene.add(t.skysphere=new $0.Mesh),t.skysphere.visible=!1,t.loadComplete=t.scene.visible=!d,window.scene=t.scene},update:function(e,t){if(e.width&&e.height&&(t.hasOwnProperty("width")||t.hasOwnProperty("height"))){var n,r=e.width,i=e.height;e.container.style.width="".concat(r,"px"),e.container.style.height="".concat(i,"px"),[e.renderer,e.postProcessingComposer].concat(H0(e.extraRenderers)).forEach(function(e){return e.setSize(r,i)}),e.camera.aspect=r/i;var s=e.viewOffset.slice(0,2);s.some(function(e){return e})&&(n=e.camera).setViewOffset.apply(n,[r,i].concat(H0(s),[r,i])),e.camera.updateProjectionMatrix()}if(t.hasOwnProperty("viewOffset")){var a,o=e.width,l=e.height,u=e.viewOffset.slice(0,2);u.some(function(e){return e})?(a=e.camera).setViewOffset.apply(a,[o,l].concat(H0(u),[o,l])):e.camera.clearViewOffset()}if(t.hasOwnProperty("skyRadius")&&e.skyRadius&&(e.controls.hasOwnProperty("maxDistance")&&t.skyRadius&&(e.controls.maxDistance=Math.min(e.controls.maxDistance,e.skyRadius)),e.camera.far=2.5*e.skyRadius,e.camera.updateProjectionMatrix(),e.skysphere.geometry=new $0.SphereGeometry(e.skyRadius)),t.hasOwnProperty("backgroundColor")){var c=gZ(e.backgroundColor).alpha;void 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