three
Version:
JavaScript 3D library
46 lines (26 loc) • 665 B
JavaScript
/**
* @author WestLangley / http://github.com/WestLangley
*
* Gamma Correction Shader
* http://en.wikipedia.org/wiki/gamma_correction
*/
THREE.GammaCorrectionShader = {
uniforms: {
"tDiffuse": { value: null }
},
vertexShader: [
"varying vec2 vUv;",
"void main() {",
"vUv = uv;",
"gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );",
"}"
].join( "\n" ),
fragmentShader: [
"uniform sampler2D tDiffuse;",
"varying vec2 vUv;",
"void main() {",
"vec4 tex = texture2D( tDiffuse, vec2( vUv.x, vUv.y ) );",
"gl_FragColor = LinearToGamma( tex, float( GAMMA_FACTOR ) );",
"}"
].join( "\n" )
};