mirror of
https://github.com/DanielnetoDotCom/YouPHPTube
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56 lines
941 B
JavaScript
56 lines
941 B
JavaScript
/**
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* Mirror Shader
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* Copies half the input to the other half
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*
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* side: side of input to mirror (0 = left, 1 = right, 2 = top, 3 = bottom)
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*/
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THREE.MirrorShader = {
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uniforms: {
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'tDiffuse': { value: null },
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'side': { value: 1 }
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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 sampler2D tDiffuse;',
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'uniform int side;',
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'varying vec2 vUv;',
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'void main() {',
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' vec2 p = vUv;',
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' if (side == 0){',
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' if (p.x > 0.5) p.x = 1.0 - p.x;',
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' }else if (side == 1){',
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' if (p.x < 0.5) p.x = 1.0 - p.x;',
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' }else if (side == 2){',
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' if (p.y < 0.5) p.y = 1.0 - p.y;',
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' }else if (side == 3){',
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' if (p.y > 0.5) p.y = 1.0 - p.y;',
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' } ',
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' vec4 color = texture2D(tDiffuse, p);',
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' gl_FragColor = color;',
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'}'
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].join( '\n' )
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};
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