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three

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JavaScript 3D library

47 lines (25 loc) 658 B
/** * Gamma Correction Shader * http://en.wikipedia.org/wiki/gamma_correction */ var 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, vUv );", " gl_FragColor = LinearTosRGB( tex );", // optional: LinearToGamma( tex, float( GAMMA_FACTOR ) ); "}" ].join( "\n" ) }; export { GammaCorrectionShader };