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https://github.com/DanielnetoDotCom/YouPHPTube
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47 lines
690 B
JavaScript
47 lines
690 B
JavaScript
/**
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* Unpack RGBA depth shader
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* - show RGBA encoded depth as monochrome color
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*/
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THREE.UnpackDepthRGBAShader = {
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uniforms: {
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'tDiffuse': { value: null },
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'opacity': { value: 1.0 }
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},
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vertexShader: [
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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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].join( '\n' ),
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fragmentShader: [
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'uniform float opacity;',
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'uniform sampler2D tDiffuse;',
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'varying vec2 vUv;',
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'#include <packing>',
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'void main() {',
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' float depth = 1.0 - unpackRGBAToDepth( texture2D( tDiffuse, vUv ) );',
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' gl_FragColor = vec4( vec3( depth ), opacity );',
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'}'
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].join( '\n' )
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};
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