44 lines
650 B
JavaScript
44 lines
650 B
JavaScript
const LuminosityShader = {
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uniforms: {
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tDiffuse: { value: null }
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},
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vertexShader: (
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/* glsl */
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`
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varying vec2 vUv;
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void main() {
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vUv = uv;
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gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
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}
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`
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),
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fragmentShader: (
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/* glsl */
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`
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#include <common>
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uniform sampler2D tDiffuse;
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varying vec2 vUv;
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void main() {
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vec4 texel = texture2D( tDiffuse, vUv );
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float l = linearToRelativeLuminance( texel.rgb );
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gl_FragColor = vec4( l, l, l, texel.w );
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}
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`
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)
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};
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export {
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LuminosityShader
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};
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//# sourceMappingURL=LuminosityShader.js.map
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