@babylonjs/core
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Getting started? Play directly with the Babylon.js API using our [playground](https://playground.babylonjs.com/). It also contains a lot of samples to learn how to use it.
22 lines • 2.59 kB
JavaScript
// Do not edit.
import { ShaderStore } from "../Engines/shaderStore.js";
const name = "screenSpaceReflection2BlurPixelShader";
const shader = `
uniform sampler2D textureSampler;varying vec2 vUV;uniform vec2 texelOffsetScale;const float weights[8]=float[8] (0.071303,0.131514,0.189879,0.321392,0.452906, 0.584419,0.715932,0.847445);void processSample(vec2 uv,float i,vec2 stepSize,inout vec4 accumulator,inout float denominator)
{vec2 offsetUV=stepSize*i+uv;float coefficient=weights[int(2.0-abs(i))];accumulator+=TEXTUREFUNC(textureSampler,offsetUV,0.0)*coefficient;denominator+=coefficient;}
void main()
{vec4 colorFull=TEXTUREFUNC(textureSampler,vUV,0.0);if (dot(colorFull,vec4(1.0))==0.0) {gl_FragColor=colorFull;return;}
float blurRadius=colorFull.a*255.0;
vec2 stepSize=texelOffsetScale.xy*blurRadius;vec4 accumulator=TEXTUREFUNC(textureSampler,vUV,0.0)*0.214607;float denominator=0.214607;processSample(vUV,1.0,stepSize,accumulator,denominator);processSample(vUV,1.0*0.2,stepSize,accumulator,denominator);processSample(vUV,1.0*0.4,stepSize,accumulator,denominator);processSample(vUV,1.0*0.6,stepSize,accumulator,denominator);processSample(vUV,1.0*0.8,stepSize,accumulator,denominator);processSample(vUV,1.0*1.2,stepSize,accumulator,denominator);processSample(vUV,1.0*1.4,stepSize,accumulator,denominator);processSample(vUV,1.0*1.6,stepSize,accumulator,denominator);processSample(vUV,1.0*1.8,stepSize,accumulator,denominator);processSample(vUV,1.0*2.0,stepSize,accumulator,denominator);processSample(vUV,-1.0,stepSize,accumulator,denominator);processSample(vUV,-1.0*0.2,stepSize,accumulator,denominator);processSample(vUV,-1.0*0.4,stepSize,accumulator,denominator);processSample(vUV,-1.0*0.6,stepSize,accumulator,denominator);processSample(vUV,-1.0*0.8,stepSize,accumulator,denominator);processSample(vUV,-1.0*1.2,stepSize,accumulator,denominator);processSample(vUV,-1.0*1.4,stepSize,accumulator,denominator);processSample(vUV,-1.0*1.6,stepSize,accumulator,denominator);processSample(vUV,-1.0*1.8,stepSize,accumulator,denominator);processSample(vUV,-1.0*2.0,stepSize,accumulator,denominator);gl_FragColor=vec4(accumulator.rgb/denominator,colorFull.a);}
`;
// Sideeffect
if (!ShaderStore.ShadersStore[name]) {
ShaderStore.ShadersStore[name] = shader;
}
/** @internal */
export const screenSpaceReflection2BlurPixelShader = { name, shader };
//# sourceMappingURL=screenSpaceReflection2Blur.fragment.js.map