declare const _default: "\nattribute float vertex_boneIndices;\n\nuniform highp sampler2D texture_poseMap;\nuniform vec4 texture_poseMapSize;\n\nmat4 getBoneMatrix(const in float i) {\n    float j = i * 3.0;\n    float dx = texture_poseMapSize.z;\n    float dy = texture_poseMapSize.w;\n\n    float y = floor(j * dx);\n    float x = j - (y * texture_poseMapSize.x);\n    y = dy * (y + 0.5);\n\n    // read elements of 4x3 matrix\n    vec4 v1 = texture2D(texture_poseMap, vec2(dx * (x + 0.5), y));\n    vec4 v2 = texture2D(texture_poseMap, vec2(dx * (x + 1.5), y));\n    vec4 v3 = texture2D(texture_poseMap, vec2(dx * (x + 2.5), y));\n\n    // transpose to 4x4 matrix\n    return mat4(\n        v1.x, v2.x, v3.x, 0,\n        v1.y, v2.y, v3.y, 0,\n        v1.z, v2.z, v3.z, 0,\n        v1.w, v2.w, v3.w, 1\n    );\n}\n";
export default _default;