­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ /** * @author alteredq / http://alteredqualia.com/ * * Full-screen textured quad shader */ THREE.CopyShader = { uniforms: { "tDiffuse": { type: "t", value: null }, "opacity": { type: "f", value: 1.0 } }, vertexShader: [ "varying vec2 vUv;", "void main() {", "vUv = uv;", "gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );", "}" ].join("\n"), fragmentShader: [ "uniform float opacity;", "uniform sampler2D tDiffuse;", "varying vec2 vUv;", "void main() {", "vec4 texel = texture2D( tDiffuse, vUv );", "gl_FragColor = opacity * texel;", "}" ].join("\n") };