export declare const vertex = "\nattribute float size;\nattribute vec4 customColor;\nvarying vec4 vColor;\nvoid main() {\n    vColor = customColor;\n    vec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );\n    gl_PointSize = size * 2.0;\n    gl_Position = projectionMatrix * mvPosition;\n}\n";
export declare const fragment = "\nuniform vec3 color;\nvarying vec4 vColor;\nvoid main() {\n    // if ( length( gl_PointCoord - vec2( 0.5, 0.5 ) ) > 0.475 ) discard;\n    // gl_FragColor = vec4(color * vColor.rgb,  vColor.a);\n    vec2 cxy = 2.0 * gl_PointCoord - 1.0;\n    float r = dot(cxy, cxy);\n\n    float opacity = 1.0 - smoothstep(0.7, 1.0, r);\n    gl_FragColor = vec4(color * vColor.rgb,  vColor.a * opacity);\n}\n";