three
Version:
JavaScript 3D library
53 lines (31 loc) • 752 B
JavaScript
import {
Color
} from "../../../build/three.module.js";
/**
* Colorify shader
*/
var ColorifyShader = {
uniforms: {
"tDiffuse": { value: null },
"color": { value: new Color( 0xffffff ) }
},
vertexShader: [
"varying vec2 vUv;",
"void main() {",
" vUv = uv;",
" gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );",
"}"
].join( "\n" ),
fragmentShader: [
"uniform vec3 color;",
"uniform sampler2D tDiffuse;",
"varying vec2 vUv;",
"void main() {",
" vec4 texel = texture2D( tDiffuse, vUv );",
" vec3 luma = vec3( 0.299, 0.587, 0.114 );",
" float v = dot( texel.xyz, luma );",
" gl_FragColor = vec4( v * color, texel.w );",
"}"
].join( "\n" )
};
export { ColorifyShader };