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49 lines
678 B
49 lines
678 B
import {
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Color
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} from 'three';
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/**
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* Colorify shader
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*/
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const ColorifyShader = {
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uniforms: {
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'tDiffuse': { value: null },
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'color': { value: new Color( 0xffffff ) }
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},
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vertexShader: /* glsl */`
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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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fragmentShader: /* glsl */`
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uniform vec3 color;
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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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vec3 luma = vec3( 0.299, 0.587, 0.114 );
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float v = dot( texel.xyz, luma );
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gl_FragColor = vec4( v * color, texel.w );
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}`
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};
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export { ColorifyShader };
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