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- {"ast":null,"code":"// Do not edit.\nimport { ShaderStore } from \"../../Engines/shaderStore.js\";\nconst name = \"helperFunctions\";\nconst shader = `const PI: f32=3.1415926535897932384626433832795;const RECIPROCAL_PI: f32=0.3183098861837907;const RECIPROCAL_PI2: f32=0.15915494309189535;const HALF_MIN: f32=5.96046448e-08; \nconst LinearEncodePowerApprox: f32=2.2;const GammaEncodePowerApprox: f32=1.0/LinearEncodePowerApprox;const LuminanceEncodeApprox: vec3<f32>=vec3<f32> (0.2126,0.7152,0.0722);const Epsilon:f32=0.0000001;fn square(x: f32)->f32 {return x*x;}\nfn saturate(x: f32)->f32 {return clamp(x,0.0,1.0);}\nfn saturateVec3(x: vec3f)->vec3f {return clamp(x,vec3f(0.0),vec3f(1.0));}\nfn saturateEps(x: f32)->f32 {return clamp(x,Epsilon,1.0);} \nfn maxEps(x: f32)->f32 {return max(x,Epsilon);}\nfn maxEpsVec3(x: vec3f)->vec3f {return max(x,vec3f(Epsilon));}\nfn absEps(x: f32)->f32 {return abs(x)+Epsilon;}\nfn transposeMat3(inMatrix: mat3x3f)->mat3x3f {let i0: vec3<f32>=inMatrix[0];let i1: vec3<f32>=inMatrix[1];let i2: vec3<f32>=inMatrix[2];let outMatrix:mat3x3f=mat3x3f(\nvec3(i0.x,i1.x,i2.x),\nvec3(i0.y,i1.y,i2.y),\nvec3(i0.z,i1.z,i2.z)\n);return outMatrix;}\nfn inverseMat3(inMatrix: mat3x3f)->mat3x3f {let a00: f32=inMatrix[0][0];let a01: f32=inMatrix[0][1];let a02: f32=inMatrix[0][2];let a10: f32=inMatrix[1][0];let a11: f32=inMatrix[1][1];let a12: f32=inMatrix[1][2];let a20: f32=inMatrix[2][0];let a21: f32=inMatrix[2][1];let a22: f32=inMatrix[2][2];let b01: f32=a22*a11-a12*a21;let b11: f32=-a22*a10+a12*a20;let b21: f32=a21*a10-a11*a20;let det: f32=a00*b01+a01*b11+a02*b21;return mat3x3f(b01/det,(-a22*a01+a02*a21)/det,(a12*a01-a02*a11)/det,\nb11/det,(a22*a00-a02*a20)/det,(-a12*a00+a02*a10)/det,\nb21/det,(-a21*a00+a01*a20)/det,(a11*a00-a01*a10)/det);}\n#if USE_EXACT_SRGB_CONVERSIONS\nfn toLinearSpaceExact(color: vec3<f32>)->vec3<f32>\n{let nearZeroSection: vec3<f32>=0.0773993808*color;let remainingSection: vec3<f32>=pow(0.947867299*(color+vec3<f32>(0.055)),vec3<f32>(2.4));return mix(remainingSection,nearZeroSection,lessThanEqual(color,vec3<f32>(0.04045)));}\nfn toGammaSpaceExact(color: vec3<f32>)->vec3<f32>\n{let nearZeroSection: vec3<f32>=12.92*color;let remainingSection: vec3<f32>=1.055*pow(color,vec3<f32>(0.41666))-vec3<f32>(0.055);return mix(remainingSection,nearZeroSection,lessThanEqual(color,vec3<f32>(0.0031308)));}\n#endif\nfn toLinearSpace(color: f32)->f32\n{\n#if USE_EXACT_SRGB_CONVERSIONS\nvar nearZeroSection=0.0773993808*color;var remainingSection=pow(0.947867299*(color+0.055),2.4);return select(remainingSection,nearZeroSection,color<=0.04045);\n#else\nreturn pow(color,LinearEncodePowerApprox);\n#endif\n}\nfn toLinearSpaceVec3(color: vec3<f32>)->vec3<f32>\n{\n#if USE_EXACT_SRGB_CONVERSIONS\nreturn toLinearSpaceExact(color);\n#else\nreturn pow(color,vec3<f32>(LinearEncodePowerApprox));\n#endif\n}\nfn toLinearSpaceVec4(color: vec4<f32>)->vec4<f32>\n{\n#if USE_EXACT_SRGB_CONVERSIONS\nreturn vec4f(toLinearSpaceExact(color.rgb),color.a);\n#else\nreturn vec4f(pow(color.rgb,vec3f(LinearEncodePowerApprox)),color.a);\n#endif\n}\nfn toGammaSpace(color: vec4<f32>)->vec4<f32>\n{\n#if USE_EXACT_SRGB_CONVERSIONS\nreturn vec4<f32>(toGammaSpaceExact(color.rgb),color.a);\n#else\nreturn vec4<f32>(pow(color.rgb,vec3<f32>(GammaEncodePowerApprox)),color.a);\n#endif\n}\nfn toGammaSpaceVec3(color: vec3<f32>)->vec3<f32>\n{\n#if USE_EXACT_SRGB_CONVERSIONS\nreturn toGammaSpaceExact(color);\n#else\nreturn pow(color,vec3<f32>(GammaEncodePowerApprox));\n#endif\n}\nfn squareVec3(value: vec3<f32>)->vec3<f32>\n{return value*value;}\nfn pow5(value: f32)->f32 {let sq: f32=value*value;return sq*sq*value;}\nfn getLuminance(color: vec3<f32>)->f32\n{return clamp(dot(color,LuminanceEncodeApprox),0.,1.);}\nfn getRand(seed: vec2<f32>)->f32 {return fract(sin(dot(seed.xy ,vec2<f32>(12.9898,78.233)))*43758.5453);}\nfn dither(seed: vec2<f32>,varianceAmount: f32)->f32 {let rand: f32=getRand(seed);let normVariance: f32=varianceAmount/255.0;let dither: f32=mix(-normVariance,normVariance,rand);return dither;}\nconst rgbdMaxRange: f32=255.0;fn toRGBD(color: vec3<f32>)->vec4<f32> {let maxRGB: f32=max(max(color.r,max(color.g,color.b)),Epsilon);var D: f32 =max(rgbdMaxRange/maxRGB,1.);D =clamp(floor(D)/255.0,0.,1.);var rgb: vec3<f32> =color.rgb*D;rgb=toGammaSpaceVec3(rgb);return vec4<f32>(clamp(rgb,vec3<f32>(0.,0.,0.),vec3<f32>(1.,1.,1.)),D); }\nfn fromRGBD(rgbd: vec4<f32>)->vec3<f32> {let rgb=toLinearSpaceVec3(rgbd.rgb);return rgb/rgbd.a;}\nfn parallaxCorrectNormal(vertexPos: vec3<f32>,origVec: vec3<f32>,cubeSize: vec3<f32>,cubePos: vec3<f32>)->vec3<f32> {let invOrigVec: vec3<f32>=vec3<f32>(1.0,1.0,1.0)/origVec;let halfSize: vec3<f32>=cubeSize*0.5;let intersecAtMaxPlane: vec3<f32>=(cubePos+halfSize-vertexPos)*invOrigVec;let intersecAtMinPlane: vec3<f32>=(cubePos-halfSize-vertexPos)*invOrigVec;let largestIntersec: vec3<f32>=max(intersecAtMaxPlane,intersecAtMinPlane);let distance: f32=min(min(largestIntersec.x,largestIntersec.y),largestIntersec.z);let intersectPositionWS: vec3<f32>=vertexPos+origVec*distance;return intersectPositionWS-cubePos;}\n`;\n// Sideeffect\nShaderStore.IncludesShadersStoreWGSL[name] = shader;\n/** @internal */\nexport const helperFunctionsWGSL = {\n name,\n shader\n};","map":{"version":3,"names":["ShaderStore","name","shader","IncludesShadersStoreWGSL","helperFunctionsWGSL"],"sources":["F:/workspace/202226701027/huinongbao-app/node_modules/@babylonjs/core/ShadersWGSL/ShadersInclude/helperFunctions.js"],"sourcesContent":["// Do not edit.\nimport { ShaderStore } from \"../../Engines/shaderStore.js\";\nconst name = \"helperFunctions\";\nconst shader = `const PI: f32=3.1415926535897932384626433832795;const RECIPROCAL_PI: f32=0.3183098861837907;const RECIPROCAL_PI2: f32=0.15915494309189535;const HALF_MIN: f32=5.96046448e-08; \nconst LinearEncodePowerApprox: f32=2.2;const GammaEncodePowerApprox: f32=1.0/LinearEncodePowerApprox;const LuminanceEncodeApprox: vec3<f32>=vec3<f32> (0.2126,0.7152,0.0722);const Epsilon:f32=0.0000001;fn square(x: f32)->f32 {return x*x;}\nfn saturate(x: f32)->f32 {return clamp(x,0.0,1.0);}\nfn saturateVec3(x: vec3f)->vec3f {return clamp(x,vec3f(0.0),vec3f(1.0));}\nfn saturateEps(x: f32)->f32 {return clamp(x,Epsilon,1.0);} \nfn maxEps(x: f32)->f32 {return max(x,Epsilon);}\nfn maxEpsVec3(x: vec3f)->vec3f {return max(x,vec3f(Epsilon));}\nfn absEps(x: f32)->f32 {return abs(x)+Epsilon;}\nfn transposeMat3(inMatrix: mat3x3f)->mat3x3f {let i0: vec3<f32>=inMatrix[0];let i1: vec3<f32>=inMatrix[1];let i2: vec3<f32>=inMatrix[2];let outMatrix:mat3x3f=mat3x3f(\nvec3(i0.x,i1.x,i2.x),\nvec3(i0.y,i1.y,i2.y),\nvec3(i0.z,i1.z,i2.z)\n);return outMatrix;}\nfn inverseMat3(inMatrix: mat3x3f)->mat3x3f {let a00: f32=inMatrix[0][0];let a01: f32=inMatrix[0][1];let a02: f32=inMatrix[0][2];let a10: f32=inMatrix[1][0];let a11: f32=inMatrix[1][1];let a12: f32=inMatrix[1][2];let a20: f32=inMatrix[2][0];let a21: f32=inMatrix[2][1];let a22: f32=inMatrix[2][2];let b01: f32=a22*a11-a12*a21;let b11: f32=-a22*a10+a12*a20;let b21: f32=a21*a10-a11*a20;let det: f32=a00*b01+a01*b11+a02*b21;return mat3x3f(b01/det,(-a22*a01+a02*a21)/det,(a12*a01-a02*a11)/det,\nb11/det,(a22*a00-a02*a20)/det,(-a12*a00+a02*a10)/det,\nb21/det,(-a21*a00+a01*a20)/det,(a11*a00-a01*a10)/det);}\n#if USE_EXACT_SRGB_CONVERSIONS\nfn toLinearSpaceExact(color: vec3<f32>)->vec3<f32>\n{let nearZeroSection: vec3<f32>=0.0773993808*color;let remainingSection: vec3<f32>=pow(0.947867299*(color+vec3<f32>(0.055)),vec3<f32>(2.4));return mix(remainingSection,nearZeroSection,lessThanEqual(color,vec3<f32>(0.04045)));}\nfn toGammaSpaceExact(color: vec3<f32>)->vec3<f32>\n{let nearZeroSection: vec3<f32>=12.92*color;let remainingSection: vec3<f32>=1.055*pow(color,vec3<f32>(0.41666))-vec3<f32>(0.055);return mix(remainingSection,nearZeroSection,lessThanEqual(color,vec3<f32>(0.0031308)));}\n#endif\nfn toLinearSpace(color: f32)->f32\n{\n#if USE_EXACT_SRGB_CONVERSIONS\nvar nearZeroSection=0.0773993808*color;var remainingSection=pow(0.947867299*(color+0.055),2.4);return select(remainingSection,nearZeroSection,color<=0.04045);\n#else\nreturn pow(color,LinearEncodePowerApprox);\n#endif\n}\nfn toLinearSpaceVec3(color: vec3<f32>)->vec3<f32>\n{\n#if USE_EXACT_SRGB_CONVERSIONS\nreturn toLinearSpaceExact(color);\n#else\nreturn pow(color,vec3<f32>(LinearEncodePowerApprox));\n#endif\n}\nfn toLinearSpaceVec4(color: vec4<f32>)->vec4<f32>\n{\n#if USE_EXACT_SRGB_CONVERSIONS\nreturn vec4f(toLinearSpaceExact(color.rgb),color.a);\n#else\nreturn vec4f(pow(color.rgb,vec3f(LinearEncodePowerApprox)),color.a);\n#endif\n}\nfn toGammaSpace(color: vec4<f32>)->vec4<f32>\n{\n#if USE_EXACT_SRGB_CONVERSIONS\nreturn vec4<f32>(toGammaSpaceExact(color.rgb),color.a);\n#else\nreturn vec4<f32>(pow(color.rgb,vec3<f32>(GammaEncodePowerApprox)),color.a);\n#endif\n}\nfn toGammaSpaceVec3(color: vec3<f32>)->vec3<f32>\n{\n#if USE_EXACT_SRGB_CONVERSIONS\nreturn toGammaSpaceExact(color);\n#else\nreturn pow(color,vec3<f32>(GammaEncodePowerApprox));\n#endif\n}\nfn squareVec3(value: vec3<f32>)->vec3<f32>\n{return value*value;}\nfn pow5(value: f32)->f32 {let sq: f32=value*value;return sq*sq*value;}\nfn getLuminance(color: vec3<f32>)->f32\n{return clamp(dot(color,LuminanceEncodeApprox),0.,1.);}\nfn getRand(seed: vec2<f32>)->f32 {return fract(sin(dot(seed.xy ,vec2<f32>(12.9898,78.233)))*43758.5453);}\nfn dither(seed: vec2<f32>,varianceAmount: f32)->f32 {let rand: f32=getRand(seed);let normVariance: f32=varianceAmount/255.0;let dither: f32=mix(-normVariance,normVariance,rand);return dither;}\nconst rgbdMaxRange: f32=255.0;fn toRGBD(color: vec3<f32>)->vec4<f32> {let maxRGB: f32=max(max(color.r,max(color.g,color.b)),Epsilon);var D: f32 =max(rgbdMaxRange/maxRGB,1.);D =clamp(floor(D)/255.0,0.,1.);var rgb: vec3<f32> =color.rgb*D;rgb=toGammaSpaceVec3(rgb);return vec4<f32>(clamp(rgb,vec3<f32>(0.,0.,0.),vec3<f32>(1.,1.,1.)),D); }\nfn fromRGBD(rgbd: vec4<f32>)->vec3<f32> {let rgb=toLinearSpaceVec3(rgbd.rgb);return rgb/rgbd.a;}\nfn parallaxCorrectNormal(vertexPos: vec3<f32>,origVec: vec3<f32>,cubeSize: vec3<f32>,cubePos: vec3<f32>)->vec3<f32> {let invOrigVec: vec3<f32>=vec3<f32>(1.0,1.0,1.0)/origVec;let halfSize: vec3<f32>=cubeSize*0.5;let intersecAtMaxPlane: vec3<f32>=(cubePos+halfSize-vertexPos)*invOrigVec;let intersecAtMinPlane: vec3<f32>=(cubePos-halfSize-vertexPos)*invOrigVec;let largestIntersec: vec3<f32>=max(intersecAtMaxPlane,intersecAtMinPlane);let distance: f32=min(min(largestIntersec.x,largestIntersec.y),largestIntersec.z);let intersectPositionWS: vec3<f32>=vertexPos+origVec*distance;return intersectPositionWS-cubePos;}\n`;\n// Sideeffect\nShaderStore.IncludesShadersStoreWGSL[name] = shader;\n/** @internal */\nexport const helperFunctionsWGSL = { name, shader };\n"],"mappings":"AAAA;AACA,SAASA,WAAW,QAAQ,8BAA8B;AAC1D,MAAMC,IAAI,GAAG,iBAAiB;AAC9B,MAAMC,MAAM,GAAG;AACf;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA,CAAC;AACD;AACAF,WAAW,CAACG,wBAAwB,CAACF,IAAI,CAAC,GAAGC,MAAM;AACnD;AACA,OAAO,MAAME,mBAAmB,GAAG;EAAEH,IAAI;EAAEC;AAAO,CAAC","ignoreList":[]},"metadata":{},"sourceType":"module","externalDependencies":[]}
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