three
Version:
JavaScript 3D library
51 lines (31 loc) • 846 B
JavaScript
/**
* @author alteredq / http://alteredqualia.com/
*
* Color correction
*/
THREE.ColorCorrectionShader = {
uniforms: {
"tDiffuse": { value: null },
"powRGB": { value: new THREE.Vector3( 2, 2, 2 ) },
"mulRGB": { value: new THREE.Vector3( 1, 1, 1 ) },
"addRGB": { value: new THREE.Vector3( 0, 0, 0 ) }
},
vertexShader: [
"varying vec2 vUv;",
"void main() {",
"vUv = uv;",
"gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );",
"}"
].join( "\n" ),
fragmentShader: [
"uniform sampler2D tDiffuse;",
"uniform vec3 powRGB;",
"uniform vec3 mulRGB;",
"uniform vec3 addRGB;",
"varying vec2 vUv;",
"void main() {",
"gl_FragColor = texture2D( tDiffuse, vUv );",
"gl_FragColor.rgb = mulRGB * pow( ( gl_FragColor.rgb + addRGB ), powRGB );",
"}"
].join( "\n" )
};