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- {"ast":null,"code":"// Do not edit.\nimport { ShaderStore } from \"../Engines/shaderStore.js\";\nconst name = \"fluidRenderingRenderPixelShader\";\nconst shader = `#define DISABLE_UNIFORMITY_ANALYSIS\n#define IOR 1.333\n#define ETA 1.0/IOR\n#define F0 0.02\nvar textureSamplerSampler: sampler;var textureSampler: texture_2d<f32>;var depthSamplerSampler: sampler;var depthSampler: texture_2d<f32>;\n#ifdef FLUIDRENDERING_DIFFUSETEXTURE\nvar diffuseSamplerSampler: sampler;var diffuseSampler: texture_2d<f32>;\n#else\nuniform diffuseColor: vec3f;\n#endif\n#ifdef FLUIDRENDERING_FIXED_THICKNESS\nuniform thickness: f32;var bgDepthSamplerSampler: sampler;var bgDepthSampler: texture_2d<f32>;\n#else\nuniform minimumThickness: f32;var thicknessSamplerSampler: sampler;var thicknessSampler: texture_2d<f32>;\n#endif\n#ifdef FLUIDRENDERING_ENVIRONMENT\nvar reflectionSamplerSampler: sampler;var reflectionSampler: texture_cube<f32>;\n#endif\n#if defined(FLUIDRENDERING_DEBUG) && defined(FLUIDRENDERING_DEBUG_TEXTURE)\nvar debugSamplerSampler: sampler;var debugSampler: texture_2d<f32>;\n#endif\nuniform viewMatrix: mat4x4f;uniform projectionMatrix: mat4x4f;uniform invProjectionMatrix: mat4x4f;uniform texelSize: vec2f;uniform dirLight: vec3f;uniform cameraFar: f32;uniform density: f32;uniform refractionStrength: f32;uniform fresnelClamp: f32;uniform specularPower: f32;varying vUV: vec2f;fn computeViewPosFromUVDepth(texCoord: vec2f,depth: f32)->vec3f {var ndc: vec4f=vec4f(texCoord*2.0-1.0,0.0,1.0);\n#ifdef FLUIDRENDERING_RHS\nndc.z=-uniforms.projectionMatrix[2].z+uniforms.projectionMatrix[3].z/depth;\n#else\nndc.z=uniforms.projectionMatrix[2].z+uniforms.projectionMatrix[3].z/depth;\n#endif\nndc.w=1.0;var eyePos: vec4f=uniforms.invProjectionMatrix*ndc;return eyePos.xyz/eyePos.w;}\nfn getViewPosFromTexCoord(texCoord: vec2f)->vec3f {var depth: f32=textureSampleLevel(depthSampler,depthSamplerSampler,texCoord,0.).x;return computeViewPosFromUVDepth(texCoord,depth);}\n@fragment\nfn main(input: FragmentInputs)->FragmentOutputs {var texCoord: vec2f=input.vUV;\n#if defined(FLUIDRENDERING_DEBUG) && defined(FLUIDRENDERING_DEBUG_TEXTURE)\nvar color: vec4f=textureSample(debugSampler,debugSamplerSampler,texCoord);\n#ifdef FLUIDRENDERING_DEBUG_DEPTH\nfragmentOutputs.color=vec4f(color.rgb/vec3f(2.0),1.);if (color.r>0.999 && color.g>0.999) {fragmentOutputs.color=textureSample(textureSampler,textureSamplerSampler,texCoord);}\n#else\nfragmentOutputs.color=vec4f(color.rgb,1.);if (color.r<0.001 && color.g<0.001 && color.b<0.001) {fragmentOutputs.color=textureSample(textureSampler,textureSamplerSampler,texCoord);}\n#endif\nreturn fragmentOutputs;\n#endif\nvar depthVel: vec2f=textureSampleLevel(depthSampler,depthSamplerSampler,texCoord,0.).rg;var depth: f32=depthVel.r;\n#ifndef FLUIDRENDERING_FIXED_THICKNESS\nvar thickness: f32=textureSample(thicknessSampler,thicknessSamplerSampler,texCoord).x;\n#else\nvar thickness: f32=uniforms.thickness;var bgDepth: f32=textureSample(bgDepthSampler,bgDepthSamplerSampler,texCoord).x;var depthNonLinear: f32=uniforms.projectionMatrix[2].z+uniforms.projectionMatrix[3].z/depth;depthNonLinear=depthNonLinear*0.5+0.5;\n#endif\nvar backColor: vec4f=textureSample(textureSampler,textureSamplerSampler,texCoord);\n#ifndef FLUIDRENDERING_FIXED_THICKNESS\nif (depth>=uniforms.cameraFar || depth<=0. || thickness<=uniforms.minimumThickness) {\n#else\nif (depth>=uniforms.cameraFar || depth<=0. || bgDepth<=depthNonLinear) {\n#endif\n#ifdef FLUIDRENDERING_COMPOSITE_MODE\nfragmentOutputs.color=vec4f(backColor.rgb*backColor.a,backColor.a);\n#else\nfragmentOutputs.color=backColor;\n#endif\nreturn fragmentOutputs;}\nvar viewPos: vec3f=computeViewPosFromUVDepth(texCoord,depth);var ddx: vec3f=getViewPosFromTexCoord(texCoord+vec2f(uniforms.texelSize.x,0.))-viewPos;var ddy: vec3f=getViewPosFromTexCoord(texCoord+vec2f(0.,uniforms.texelSize.y))-viewPos;var ddx2: vec3f=viewPos-getViewPosFromTexCoord(texCoord+vec2f(-uniforms.texelSize.x,0.));if (abs(ddx.z)>abs(ddx2.z)) {ddx=ddx2;}\nvar ddy2: vec3f=viewPos-getViewPosFromTexCoord(texCoord+vec2f(0.,-uniforms.texelSize.y));if (abs(ddy.z)>abs(ddy2.z)) {ddy=ddy2;}\nvar normal: vec3f=normalize(cross(ddy,ddx));\n#ifdef FLUIDRENDERING_RHS\nnormal=-normal;\n#endif\n#if defined(FLUIDRENDERING_DEBUG) && defined(FLUIDRENDERING_DEBUG_SHOWNORMAL)\nfragmentOutputs.color=vec4f(normal*0.5+0.5,1.0);return fragmentOutputs;\n#endif\nvar rayDir: vec3f=normalize(viewPos); \n#ifdef FLUIDRENDERING_DIFFUSETEXTURE\nvar diffuseColor: vec3f=textureSampleLevel(diffuseSampler,diffuseSamplerSampler,texCoord,0.0).rgb;\n#else\nvar diffuseColor: vec3f=uniforms.diffuseColor;\n#endif\nvar lightDir: vec3f=normalize((uniforms.viewMatrix*vec4f(-uniforms.dirLight,0.)).xyz);var H: vec3f =normalize(lightDir-rayDir);var specular: f32 =pow(max(0.0,dot(H,normal)),uniforms.specularPower);\n#ifdef FLUIDRENDERING_DEBUG_DIFFUSERENDERING\nvar diffuse: f32 =max(0.0,dot(lightDir,normal))*1.0;fragmentOutputs.color=vec4f(vec3f(0.1) /*ambient*/+vec3f(0.42,0.50,1.00)*diffuse+vec3f(0,0,0.2)+specular,1.);return fragmentOutputs;\n#endif\nvar refractionDir: vec3f=refract(rayDir,normal,ETA);var transmitted: vec4f=textureSampleLevel(textureSampler,textureSamplerSampler,vec2f(texCoord+refractionDir.xy*thickness*uniforms.refractionStrength),0.0);\n#ifdef FLUIDRENDERING_COMPOSITE_MODE\nif (transmitted.a==0.) {transmitted.a=thickness;}\n#endif\nvar transmittance: vec3f=exp(-uniforms.density*thickness*(1.0-diffuseColor)); \nvar refractionColor: vec3f=transmitted.rgb*transmittance;\n#ifdef FLUIDRENDERING_ENVIRONMENT\nvar reflectionDir: vec3f=reflect(rayDir,normal);var reflectionColor: vec3f=(textureSample(reflectionSampler,reflectionSamplerSampler,reflectionDir).rgb);var fresnel: f32=clamp(F0+(1.0-F0)*pow(1.0-dot(normal,-rayDir),5.0),0.,uniforms.fresnelClamp);var finalColor: vec3f=mix(refractionColor,reflectionColor,fresnel)+specular;\n#else\nvar finalColor: vec3f=refractionColor+specular;\n#endif\n#ifdef FLUIDRENDERING_VELOCITY\nvar velocity: f32=depthVel.g;finalColor=mix(finalColor,vec3f(1.0),smoothstep(0.3,1.0,velocity/6.0));\n#endif\nfragmentOutputs.color=vec4f(finalColor,transmitted.a);}\n`;\n// Sideeffect\nShaderStore.ShadersStoreWGSL[name] = shader;\n/** @internal */\nexport const fluidRenderingRenderPixelShaderWGSL = {\n name,\n shader\n};","map":{"version":3,"names":["ShaderStore","name","shader","ShadersStoreWGSL","fluidRenderingRenderPixelShaderWGSL"],"sources":["F:/workspace/202226701027/huinongbao-app/node_modules/@babylonjs/core/ShadersWGSL/fluidRenderingRender.fragment.js"],"sourcesContent":["// Do not edit.\nimport { ShaderStore } from \"../Engines/shaderStore.js\";\nconst name = \"fluidRenderingRenderPixelShader\";\nconst shader = `#define DISABLE_UNIFORMITY_ANALYSIS\n#define IOR 1.333\n#define ETA 1.0/IOR\n#define F0 0.02\nvar textureSamplerSampler: sampler;var textureSampler: texture_2d<f32>;var depthSamplerSampler: sampler;var depthSampler: texture_2d<f32>;\n#ifdef FLUIDRENDERING_DIFFUSETEXTURE\nvar diffuseSamplerSampler: sampler;var diffuseSampler: texture_2d<f32>;\n#else\nuniform diffuseColor: vec3f;\n#endif\n#ifdef FLUIDRENDERING_FIXED_THICKNESS\nuniform thickness: f32;var bgDepthSamplerSampler: sampler;var bgDepthSampler: texture_2d<f32>;\n#else\nuniform minimumThickness: f32;var thicknessSamplerSampler: sampler;var thicknessSampler: texture_2d<f32>;\n#endif\n#ifdef FLUIDRENDERING_ENVIRONMENT\nvar reflectionSamplerSampler: sampler;var reflectionSampler: texture_cube<f32>;\n#endif\n#if defined(FLUIDRENDERING_DEBUG) && defined(FLUIDRENDERING_DEBUG_TEXTURE)\nvar debugSamplerSampler: sampler;var debugSampler: texture_2d<f32>;\n#endif\nuniform viewMatrix: mat4x4f;uniform projectionMatrix: mat4x4f;uniform invProjectionMatrix: mat4x4f;uniform texelSize: vec2f;uniform dirLight: vec3f;uniform cameraFar: f32;uniform density: f32;uniform refractionStrength: f32;uniform fresnelClamp: f32;uniform specularPower: f32;varying vUV: vec2f;fn computeViewPosFromUVDepth(texCoord: vec2f,depth: f32)->vec3f {var ndc: vec4f=vec4f(texCoord*2.0-1.0,0.0,1.0);\n#ifdef FLUIDRENDERING_RHS\nndc.z=-uniforms.projectionMatrix[2].z+uniforms.projectionMatrix[3].z/depth;\n#else\nndc.z=uniforms.projectionMatrix[2].z+uniforms.projectionMatrix[3].z/depth;\n#endif\nndc.w=1.0;var eyePos: vec4f=uniforms.invProjectionMatrix*ndc;return eyePos.xyz/eyePos.w;}\nfn getViewPosFromTexCoord(texCoord: vec2f)->vec3f {var depth: f32=textureSampleLevel(depthSampler,depthSamplerSampler,texCoord,0.).x;return computeViewPosFromUVDepth(texCoord,depth);}\n@fragment\nfn main(input: FragmentInputs)->FragmentOutputs {var texCoord: vec2f=input.vUV;\n#if defined(FLUIDRENDERING_DEBUG) && defined(FLUIDRENDERING_DEBUG_TEXTURE)\nvar color: vec4f=textureSample(debugSampler,debugSamplerSampler,texCoord);\n#ifdef FLUIDRENDERING_DEBUG_DEPTH\nfragmentOutputs.color=vec4f(color.rgb/vec3f(2.0),1.);if (color.r>0.999 && color.g>0.999) {fragmentOutputs.color=textureSample(textureSampler,textureSamplerSampler,texCoord);}\n#else\nfragmentOutputs.color=vec4f(color.rgb,1.);if (color.r<0.001 && color.g<0.001 && color.b<0.001) {fragmentOutputs.color=textureSample(textureSampler,textureSamplerSampler,texCoord);}\n#endif\nreturn fragmentOutputs;\n#endif\nvar depthVel: vec2f=textureSampleLevel(depthSampler,depthSamplerSampler,texCoord,0.).rg;var depth: f32=depthVel.r;\n#ifndef FLUIDRENDERING_FIXED_THICKNESS\nvar thickness: f32=textureSample(thicknessSampler,thicknessSamplerSampler,texCoord).x;\n#else\nvar thickness: f32=uniforms.thickness;var bgDepth: f32=textureSample(bgDepthSampler,bgDepthSamplerSampler,texCoord).x;var depthNonLinear: f32=uniforms.projectionMatrix[2].z+uniforms.projectionMatrix[3].z/depth;depthNonLinear=depthNonLinear*0.5+0.5;\n#endif\nvar backColor: vec4f=textureSample(textureSampler,textureSamplerSampler,texCoord);\n#ifndef FLUIDRENDERING_FIXED_THICKNESS\nif (depth>=uniforms.cameraFar || depth<=0. || thickness<=uniforms.minimumThickness) {\n#else\nif (depth>=uniforms.cameraFar || depth<=0. || bgDepth<=depthNonLinear) {\n#endif\n#ifdef FLUIDRENDERING_COMPOSITE_MODE\nfragmentOutputs.color=vec4f(backColor.rgb*backColor.a,backColor.a);\n#else\nfragmentOutputs.color=backColor;\n#endif\nreturn fragmentOutputs;}\nvar viewPos: vec3f=computeViewPosFromUVDepth(texCoord,depth);var ddx: vec3f=getViewPosFromTexCoord(texCoord+vec2f(uniforms.texelSize.x,0.))-viewPos;var ddy: vec3f=getViewPosFromTexCoord(texCoord+vec2f(0.,uniforms.texelSize.y))-viewPos;var ddx2: vec3f=viewPos-getViewPosFromTexCoord(texCoord+vec2f(-uniforms.texelSize.x,0.));if (abs(ddx.z)>abs(ddx2.z)) {ddx=ddx2;}\nvar ddy2: vec3f=viewPos-getViewPosFromTexCoord(texCoord+vec2f(0.,-uniforms.texelSize.y));if (abs(ddy.z)>abs(ddy2.z)) {ddy=ddy2;}\nvar normal: vec3f=normalize(cross(ddy,ddx));\n#ifdef FLUIDRENDERING_RHS\nnormal=-normal;\n#endif\n#if defined(FLUIDRENDERING_DEBUG) && defined(FLUIDRENDERING_DEBUG_SHOWNORMAL)\nfragmentOutputs.color=vec4f(normal*0.5+0.5,1.0);return fragmentOutputs;\n#endif\nvar rayDir: vec3f=normalize(viewPos); \n#ifdef FLUIDRENDERING_DIFFUSETEXTURE\nvar diffuseColor: vec3f=textureSampleLevel(diffuseSampler,diffuseSamplerSampler,texCoord,0.0).rgb;\n#else\nvar diffuseColor: vec3f=uniforms.diffuseColor;\n#endif\nvar lightDir: vec3f=normalize((uniforms.viewMatrix*vec4f(-uniforms.dirLight,0.)).xyz);var H: vec3f =normalize(lightDir-rayDir);var specular: f32 =pow(max(0.0,dot(H,normal)),uniforms.specularPower);\n#ifdef FLUIDRENDERING_DEBUG_DIFFUSERENDERING\nvar diffuse: f32 =max(0.0,dot(lightDir,normal))*1.0;fragmentOutputs.color=vec4f(vec3f(0.1) /*ambient*/+vec3f(0.42,0.50,1.00)*diffuse+vec3f(0,0,0.2)+specular,1.);return fragmentOutputs;\n#endif\nvar refractionDir: vec3f=refract(rayDir,normal,ETA);var transmitted: vec4f=textureSampleLevel(textureSampler,textureSamplerSampler,vec2f(texCoord+refractionDir.xy*thickness*uniforms.refractionStrength),0.0);\n#ifdef FLUIDRENDERING_COMPOSITE_MODE\nif (transmitted.a==0.) {transmitted.a=thickness;}\n#endif\nvar transmittance: vec3f=exp(-uniforms.density*thickness*(1.0-diffuseColor)); \nvar refractionColor: vec3f=transmitted.rgb*transmittance;\n#ifdef FLUIDRENDERING_ENVIRONMENT\nvar reflectionDir: vec3f=reflect(rayDir,normal);var reflectionColor: vec3f=(textureSample(reflectionSampler,reflectionSamplerSampler,reflectionDir).rgb);var fresnel: f32=clamp(F0+(1.0-F0)*pow(1.0-dot(normal,-rayDir),5.0),0.,uniforms.fresnelClamp);var finalColor: vec3f=mix(refractionColor,reflectionColor,fresnel)+specular;\n#else\nvar finalColor: vec3f=refractionColor+specular;\n#endif\n#ifdef FLUIDRENDERING_VELOCITY\nvar velocity: f32=depthVel.g;finalColor=mix(finalColor,vec3f(1.0),smoothstep(0.3,1.0,velocity/6.0));\n#endif\nfragmentOutputs.color=vec4f(finalColor,transmitted.a);}\n`;\n// Sideeffect\nShaderStore.ShadersStoreWGSL[name] = shader;\n/** @internal */\nexport const fluidRenderingRenderPixelShaderWGSL = { name, shader 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