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three

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JavaScript 3D library

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console.warn( "THREE.LuminosityHighPassShader: As part of the transition to ES6 Modules, the files in 'examples/js' were deprecated in May 2020 (r117) and will be deleted in December 2020 (r124). You can find more information about developing using ES6 Modules in https://threejs.org/docs/#manual/en/introduction/Installation." ); /** * Luminosity * http://en.wikipedia.org/wiki/Luminosity */ THREE.LuminosityHighPassShader = { shaderID: "luminosityHighPass", uniforms: { "tDiffuse": { value: null }, "luminosityThreshold": { value: 1.0 }, "smoothWidth": { value: 1.0 }, "defaultColor": { value: new THREE.Color( 0x000000 ) }, "defaultOpacity": { value: 0.0 } }, vertexShader: [ "varying vec2 vUv;", "void main() {", " vUv = uv;", " gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );", "}" ].join( "\n" ), fragmentShader: [ "uniform sampler2D tDiffuse;", "uniform vec3 defaultColor;", "uniform float defaultOpacity;", "uniform float luminosityThreshold;", "uniform float smoothWidth;", "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 );", " vec4 outputColor = vec4( defaultColor.rgb, defaultOpacity );", " float alpha = smoothstep( luminosityThreshold, luminosityThreshold + smoothWidth, v );", " gl_FragColor = mix( outputColor, texel, alpha );", "}" ].join( "\n" ) };