45 lines
658 B
JavaScript
45 lines
658 B
JavaScript
/**
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* Pixelation shader
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*/
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const PixelShader = {
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uniforms: {
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'tDiffuse': { value: null },
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'resolution': { value: null },
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'pixelSize': { value: 1 },
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},
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vertexShader: /* glsl */`
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varying highp 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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fragmentShader: /* glsl */`
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uniform sampler2D tDiffuse;
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uniform float pixelSize;
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uniform vec2 resolution;
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varying highp vec2 vUv;
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void main(){
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vec2 dxy = pixelSize / resolution;
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vec2 coord = dxy * floor( vUv / dxy );
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gl_FragColor = texture2D(tDiffuse, coord);
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}`
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};
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export { PixelShader };
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