mirror of
https://github.com/Doodle3D/Doodle3D-Slicer.git
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52 lines
855 B
JavaScript
52 lines
855 B
JavaScript
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/**
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* @author alteredq / http://alteredqualia.com/
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*
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* Blend two textures
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*/
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THREE.BlendShader = {
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uniforms: {
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"tDiffuse1": { type: "t", value: null },
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"tDiffuse2": { type: "t", value: null },
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"mixRatio": { type: "f", value: 0.5 },
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"opacity": { type: "f", 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 float mixRatio;",
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"uniform sampler2D tDiffuse1;",
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"uniform sampler2D tDiffuse2;",
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"varying vec2 vUv;",
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"void main() {",
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"vec4 texel1 = texture2D( tDiffuse1, vUv );",
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"vec4 texel2 = texture2D( tDiffuse2, vUv );",
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"gl_FragColor = opacity * mix( texel1, texel2, mixRatio );",
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"}"
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].join("\n")
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};
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