@babylonjs/viewer/dist/chunks/shadowsFragmentFunctions-MQMOE5sm.esm.min.js

The Babylon Viewer aims to simplify a specific but common Babylon.js use case: loading, viewing, and interacting with a 3D model.

import{S as e}from"./index-BPURObVq.esm.min.js";const r="lightUboDeclaration",t="#ifdef LIGHT{X}\nstruct Light{X}\n{vLightData: vec4f,\nvLightDiffuse: vec4f,\nvLightSpecular: vec4f,\n#ifdef SPOTLIGHT{X}\nvLightDirection: vec4f,\nvLightFalloff: vec4f,\n#elif defined(POINTLIGHT{X})\nvLightFalloff: vec4f,\n#elif defined(HEMILIGHT{X})\nvLightGround: vec3f,\n#elif defined(CLUSTLIGHT{X})\nvSliceData: vec2f,\nvSliceRanges: array<vec4f,CLUSTLIGHT_SLICES>,\n#endif\n#if defined(AREALIGHT{X}) && defined(AREALIGHTUSED) && defined(AREALIGHTSUPPORTED)\nvLightWidth: vec4f,\nvLightHeight: vec4f,\n#endif\nshadowsInfo: vec4f,\ndepthValues: vec2f} ;var<uniform> light{X} : Light{X};\n#ifdef IESLIGHTTEXTURE{X}\nvar iesLightTexture{X}Sampler: sampler;var iesLightTexture{X}: texture_2d<f32>;\n#endif\n#ifdef RECTAREALIGHTEMISSIONTEXTURE{X}\nvar rectAreaLightEmissionTexture{X}Sampler: sampler;var rectAreaLightEmissionTexture{X}: texture_2d<f32>;\n#endif\n#ifdef PROJECTEDLIGHTTEXTURE{X}\nuniform textureProjectionMatrix{X}: mat4x4f;var projectionLightTexture{X}Sampler: sampler;var projectionLightTexture{X}: texture_2d<f32>;\n#endif\n#ifdef CLUSTLIGHT{X}\nvar lightDataTexture{X}: texture_2d<f32>;var<storage,read> tileMaskBuffer{X}: array<u32>;\n#endif\n#ifdef SHADOW{X}\n#ifdef SHADOWCSM{X}\nuniform lightMatrix{X}: array<mat4x4f,SHADOWCSMNUM_CASCADES{X}>;uniform viewFrustumZ{X}: array<f32,SHADOWCSMNUM_CASCADES{X}>;uniform frustumLengths{X}: array<f32,SHADOWCSMNUM_CASCADES{X}>;uniform cascadeBlendFactor{X}: f32;varying vPositionFromLight{X}_0: vec4f;varying vDepthMetric{X}_0: f32;varying vPositionFromLight{X}_1: vec4f;varying vDepthMetric{X}_1: f32;varying vPositionFromLight{X}_2: vec4f;varying vDepthMetric{X}_2: f32;varying vPositionFromLight{X}_3: vec4f;varying vDepthMetric{X}_3: f32;varying vPositionFromCamera{X}: vec4f;var<private> vPositionFromLight{X}: array<vec4f,4>;var<private> vDepthMetric{X} : array<f32,4>;\n#if defined(SHADOWPCSS{X})\nvar shadowTexture{X}Sampler: sampler_comparison; \nvar shadowTexture{X}: texture_depth_2d_array;var depthTexture{X}Sampler: sampler;var depthTexture{X}: texture_2d_array<f32>;uniform lightSizeUVCorrection{X}: array<vec2f,SHADOWCSMNUM_CASCADES{X}>;uniform depthCorrection{X}: array<f32,SHADOWCSMNUM_CASCADES{X}>;uniform penumbraDarkness{X}: f32;\n#elif defined(SHADOWPCF{X})\nvar shadowTexture{X}Sampler: sampler_comparison;var shadowTexture{X}: texture_depth_2d_array;\n#else \nvar shadowTexture{X}Sampler: sampler; \nvar shadowTexture{X}: texture_2d_array<f32>;\n#endif\n#ifdef SHADOWCSMDEBUG{X}\nconst vCascadeColorsMultiplier{X}: array<vec3f,8>=array<vec3f,8>\n(\nvec3f ( 1.5,0.0,0.0 ),\nvec3f ( 0.0,1.5,0.0 ),\nvec3f ( 0.0,0.0,5.5 ),\nvec3f ( 1.5,0.0,5.5 ),\nvec3f ( 1.5,1.5,0.0 ),\nvec3f ( 1.0,1.0,1.0 ),\nvec3f ( 0.0,1.0,5.5 ),\nvec3f ( 0.5,3.5,0.75 )\n);\n#endif\n#elif defined(SHADOWCUBE{X})\nvar shadowTexture{X}Sampler: sampler;var shadowTexture{X}: texture_cube<f32>;\n#else\nvarying vPositionFromLight{X}: vec4f;varying vDepthMetric{X}: f32;\n#if defined(SHADOWPCSS{X})\nvar shadowTexture{X}Sampler: sampler_comparison; \nvar shadowTexture{X}: texture_depth_2d;var depthTexture{X}Sampler: sampler; \nvar depthTexture{X}: texture_2d<f32>;\n#elif defined(SHADOWPCF{X})\nvar shadowTexture{X}Sampler: sampler_comparison;var shadowTexture{X}: texture_depth_2d;\n#else\nvar shadowTexture{X}Sampler: sampler; \nvar shadowTexture{X}: texture_2d<f32>;\n#endif\nuniform lightMatrix{X}: mat4x4f;\n#endif\n#endif\n#endif\n";e.IncludesShadersStoreWGSL[r]||(e.IncludesShadersStoreWGSL[r]=t);const a={name:r,shader:t},o="ltcHelperFunctions",s="fn LTCUv(N: vec3f,V: vec3f,roughness: f32)->vec2f {var LUTSIZE: f32=64.0;var LUTSCALE: f32=( LUTSIZE-1.0 )/LUTSIZE;var LUTBIAS:f32=0.5/LUTSIZE;var dotNV:f32=saturate( dot( N,V ) );var uv:vec2f=vec2f( roughness,sqrt( 1.0-dotNV ) );uv=uv*LUTSCALE+LUTBIAS;return uv;}\nfn LTCClippedSphereFormFactor( f:vec3f )->f32 {var l: f32=length( f );return max( ( l*l+f.z )/( l+1.0 ),0.0 );}\nfn LTCEdgeVectorFormFactor( v1:vec3f,v2:vec3f )->vec3f {var x:f32=dot( v1,v2 );var y:f32=abs( x );var a:f32=0.8543985+( 0.4965155+0.0145206*y )*y;var b:f32=3.4175940+( 4.1616724+y )*y;var v:f32=a/b;var thetaSintheta:f32=0.0;if( x>0.0 )\n{thetaSintheta=v;}\nelse\n{thetaSintheta=0.5*inverseSqrt( max( 1.0-x*x,0.00000001 ) )-v;}\nreturn cross( v1,v2 )*thetaSintheta;}\nfn LTCEvaluate( N:vec3f,V:vec3f,P:vec3f,mInv: mat3x3<f32>,rectCoords0:vec3f,rectCoords1:vec3f,rectCoords2:vec3f,rectCoords3:vec3f )->vec3f {var v1:vec3f=rectCoords1-rectCoords0;var v2:vec3f=rectCoords3-rectCoords0;var lightNormal:vec3f=cross( v1,v2 );if( dot( lightNormal,P-rectCoords0 )<0.0 ){return vec3f( 0.0 );}\nvar T1:vec3f=normalize( V-N*dot( V,N ) );var T2:vec3f=- cross( N,T1 ); \nvar mat: mat3x3<f32>=mInv*transposeMat3( mat3x3<f32>( T1,T2,N ) );var coords0: vec3f=mat*( rectCoords0-P );var coords1: vec3f=mat*( rectCoords1-P );var coords2: vec3f=mat*( rectCoords2-P );var coords3: vec3f=mat*( rectCoords3-P );coords0=normalize( coords0 );coords1=normalize( coords1 );coords2=normalize( coords2 );coords3=normalize( coords3 );var vectorFormFactor:vec3f=vec3( 0.0 );vectorFormFactor+=LTCEdgeVectorFormFactor( coords0,coords1 );vectorFormFactor+=LTCEdgeVectorFormFactor( coords1,coords2 );vectorFormFactor+=LTCEdgeVectorFormFactor( coords2,coords3 );vectorFormFactor+=LTCEdgeVectorFormFactor( coords3,coords0 );var result:f32=LTCClippedSphereFormFactor( vectorFormFactor );return vec3f( result );}\nstruct areaLightData\n{Diffuse: vec3f,\nSpecular: vec3f,\nFresnel: vec4f};fn computeAreaLightSpecularDiffuseFresnel(ltc1: texture_2d<f32>,ltc1Sampler:sampler,ltc2:texture_2d<f32>,ltc2Sampler:sampler,viewDir: vec3f,normal:vec3f,position:vec3f,lightPos:vec3f,halfWidth:vec3f, halfHeight:vec3f,roughness:f32)->areaLightData {var result: areaLightData;var rectCoords0:vec3f=lightPos+halfWidth-halfHeight; \nvar rectCoords1:vec3f=lightPos-halfWidth-halfHeight;var rectCoords2:vec3f=lightPos-halfWidth+halfHeight;var rectCoords3:vec3f=lightPos+halfWidth+halfHeight;\n#ifdef SPECULARTERM\nvar uv:vec2f=LTCUv( normal,viewDir,roughness );var t1:vec4f=textureSample( ltc1,ltc1Sampler,uv );var t2:vec4f=textureSample( ltc2,ltc2Sampler,uv );var mInv:mat3x3<f32>=mat3x3<f32>(\nvec3f( t1.x,0,t1.y ),\nvec3f( 0,1, 0 ),\nvec3f( t1.z,0,t1.w )\n);result.Fresnel=t2;result.Specular=LTCEvaluate( normal,viewDir,position,mInv,rectCoords0,rectCoords1,rectCoords2,rectCoords3 );\n#endif\nvar mInvEmpty:mat3x3<f32>=mat3x3<f32>(\nvec3f( 1,0,0 ),\nvec3f( 0,1,0 ),\nvec3f( 0,0,1 )\n);result.Diffuse+=LTCEvaluate( normal,viewDir,position,mInvEmpty,rectCoords0,rectCoords1,rectCoords2,rectCoords3 );return result;}\nfn FetchDiffuseFilteredTexture(texLightFiltered: texture_2d<f32>,texLightFilteredSampler: sampler,p1_: vec3f,p2_: vec3f,p3_: vec3f,p4_: vec3f)->vec3f {var V1: vec3f=p2_-p1_;var V2: vec3f=p4_-p1_;var planeOrtho: vec3f=cross(V1,V2);var planeAreaSquared: f32=dot(planeOrtho,planeOrtho);var planeDistxPlaneArea: f32=dot(planeOrtho,p1_);var P: vec3f=planeDistxPlaneArea*planeOrtho/planeAreaSquared-p1_;var dot_V1_V2: f32=dot(V1,V2);var inv_dot_V1_V1: f32=1.0/dot(V1,V1);var V2_: vec3f=V2-V1*dot_V1_V2*inv_dot_V1_V1;var Puv: vec2f;Puv.y=dot(V2_,P)/dot(V2_,V2_);Puv.x=dot(V1,P)*inv_dot_V1_V1-dot_V1_V2*inv_dot_V1_V1*Puv.y;var d: f32=abs(planeDistxPlaneArea)/pow(planeAreaSquared,0.75);var sampleLOD: f32=log(2048.0*d)/log(3.0);var sampleUV: vec2f=vec2f(0.125,0.125)+(vec2f(0.75)*Puv);sampleUV.x=1.0-sampleUV.x;return textureSampleLevel(texLightFiltered,texLightFilteredSampler,sampleUV,sampleLOD).rgb;}\nfn LTCEvaluateWithEmission(N: vec3f,V: vec3f,P: vec3f,mInv: mat3x3<f32>,rectCoords0: vec3f,rectCoords1: vec3f,rectCoords2: vec3f,rectCoords3: vec3f,texFilteredMap: texture_2d<f32>,texFilteredMapSampler: sampler)->vec3f {var v1: vec3f=rectCoords1-rectCoords0;var v2: vec3f=rectCoords3-rectCoords0;var lightNormal: vec3f=cross(v1,v2);if (dot(lightNormal,P-rectCoords0)<0.0) {return vec3f(0.0);}\nvar T1: vec3f=normalize(V-N*dot(V,N));var T2: vec3f=-cross(N,T1);var mat: mat3x3<f32>=mInv*transposeMat3(mat3x3<f32>(T1,T2,N));var coords0: vec3f=mat*(rectCoords0-P);var coords1: vec3f=mat*(rectCoords1-P);var coords2: vec3f=mat*(rectCoords2-P);var coords3: vec3f=mat*(rectCoords3-P);var textureLight: vec3f=FetchDiffuseFilteredTexture(texFilteredMap,texFilteredMapSampler,coords0,coords1,coords2,coords3);coords0=normalize(coords0);coords1=normalize(coords1);coords2=normalize(coords2);coords3=normalize(coords3);var vectorFormFactor: vec3f=vec3f(0.0);vectorFormFactor+=LTCEdgeVectorFormFactor(coords0,coords1);vectorFormFactor+=LTCEdgeVectorFormFactor(coords1,coords2);vectorFormFactor+=LTCEdgeVectorFormFactor(coords2,coords3);vectorFormFactor+=LTCEdgeVectorFormFactor(coords3,coords0);var result: f32=LTCClippedSphereFormFactor(vectorFormFactor);return vec3f(result)*textureLight;}\nfn computeAreaLightSpecularDiffuseFresnelWithEmission(ltc1: texture_2d<f32>,ltc1Sampler:sampler,ltc2:texture_2d<f32>,ltc2Sampler:sampler,emissionTexture: texture_2d<f32>,emissionTextureSampler:sampler,viewDir: vec3f,normal:vec3f,position:vec3f,lightPos:vec3f,halfWidth:vec3f, halfHeight:vec3f,roughness:f32)->areaLightData {var result: areaLightData;var rectCoords0: vec3f=lightPos+halfWidth-halfHeight; \nvar rectCoords1: vec3f=lightPos-halfWidth-halfHeight;var rectCoords2: vec3f=lightPos-halfWidth+halfHeight;var rectCoords3: vec3f=lightPos+halfWidth+halfHeight;\n#ifdef SPECULARTERM\nvar uv: vec2f=LTCUv(normal,viewDir,roughness);var t1: vec4f=textureSample(ltc1,ltc1Sampler,uv);var t2: vec4f=textureSample(ltc2,ltc2Sampler,uv);var mInv: mat3x3<f32>=mat3x3<f32>(\nvec3f(t1.x,0,t1.y),\nvec3f(0,1,0),\nvec3f(t1.z,0,t1.w)\n);result.Specular=LTCEvaluateWithEmission(normal,viewDir,position,mInv,rectCoords0,rectCoords1,rectCoords2,rectCoords3,emissionTexture,emissionTextureSampler);result.Fresnel=t2;\n#endif\nvar mInvEmpty: mat3x3<f32>=mat3x3<f32>(\nvec3f(1,0,0),\nvec3f(0,1,0),\nvec3f(0,0,1)\n);result.Diffuse=LTCEvaluateWithEmission(normal,viewDir,position,mInvEmpty,rectCoords0,rectCoords1,rectCoords2,rectCoords3,emissionTexture,emissionTextureSampler);return result;}\n";e.IncludesShadersStoreWGSL[o]||(e.IncludesShadersStoreWGSL[o]=s);const v={name:o,shader:s},i="clusteredLightingFunctions",f="struct ClusteredLight {vLightData: vec4f,\nvLightDiffuse: vec4f,\nvLightSpecular: vec4f,\nvLightDirection: vec4f,\nvLightFalloff: vec4f,}\nfn getClusteredLight(lightDataTexture: texture_2d<f32>,index: u32)->ClusteredLight {return ClusteredLight(\ntextureLoad(lightDataTexture,vec2u(0,index),0),\ntextureLoad(lightDataTexture,vec2u(1,index),0),\ntextureLoad(lightDataTexture,vec2u(2,index),0),\ntextureLoad(lightDataTexture,vec2u(3,index),0),\ntextureLoad(lightDataTexture,vec2u(4,index),0)\n);}\nfn getClusteredSliceIndex(sliceData: vec2f,viewDepth: f32)->i32 {return i32(log(viewDepth)*sliceData.x+sliceData.y);}\n";e.IncludesShadersStoreWGSL[i]||(e.IncludesShadersStoreWGSL[i]=f);const n={name:i,shader:f},c="shadowsFragmentFunctions",d="#ifdef SHADOWS\n#ifndef SHADOWFLOAT\nfn unpack(color: vec4f)->f32\n{const bit_shift: vec4f= vec4f(1.0/(255.0*255.0*255.0),1.0/(255.0*255.0),1.0/255.0,1.0);return dot(color,bit_shift);}\n#endif\nfn computeFallOff(value: f32,clipSpace: vec2f,frustumEdgeFalloff: f32)->f32\n{var mask: f32=smoothstep(1.0-frustumEdgeFalloff,1.00000012,clamp(dot(clipSpace,clipSpace),0.,1.));return mix(value,1.0,mask);}\nfn computeShadowCube(worldPos: vec3f,lightPosition: vec3f,shadowTexture: texture_cube<f32>,shadowSampler: sampler,darkness: f32,depthValues: vec2f)->f32\n{var directionToLight: vec3f=worldPos-lightPosition;var depth: f32=length(directionToLight);depth=(depth+depthValues.x)/(depthValues.y);depth=clamp(depth,0.,1.0);directionToLight=normalize(directionToLight);directionToLight.y=-directionToLight.y;\n#ifndef SHADOWFLOAT\nvar shadow: f32=unpack(textureSample(shadowTexture,shadowSampler,directionToLight));\n#else\nvar shadow: f32=textureSample(shadowTexture,shadowSampler,directionToLight).x;\n#endif\nreturn select(1.0,darkness,depth>shadow);}\nfn computeShadowWithPoissonSamplingCube(worldPos: vec3f,lightPosition: vec3f,shadowTexture: texture_cube<f32>,shadowSampler: sampler,mapSize: f32,darkness: f32,depthValues: vec2f)->f32\n{var directionToLight: vec3f=worldPos-lightPosition;var depth: f32=length(directionToLight);depth=(depth+depthValues.x)/(depthValues.y);depth=clamp(depth,0.,1.0);directionToLight=normalize(directionToLight);directionToLight.y=-directionToLight.y;var visibility: f32=1.;var poissonDisk: array<vec3f,4>;poissonDisk[0]= vec3f(-1.0,1.0,-1.0);poissonDisk[1]= vec3f(1.0,-1.0,-1.0);poissonDisk[2]= vec3f(-1.0,-1.0,-1.0);poissonDisk[3]= vec3f(1.0,-1.0,1.0);\n#ifndef SHADOWFLOAT\nif (unpack(textureSample(shadowTexture,shadowSampler,directionToLight+poissonDisk[0]*mapSize))<depth) {visibility-=0.25;};if (unpack(textureSample(shadowTexture,shadowSampler,directionToLight+poissonDisk[1]*mapSize))<depth) {visibility-=0.25;};if (unpack(textureSample(shadowTexture,shadowSampler,directionToLight+poissonDisk[2]*mapSize))<depth) {visibility-=0.25;};if (unpack(textureSample(shadowTexture,shadowSampler,directionToLight+poissonDisk[3]*mapSize))<depth) {visibility-=0.25;};\n#else\nif (textureSample(shadowTexture,shadowSampler,directionToLight+poissonDisk[0]*mapSize).x<depth) {visibility-=0.25;};if (textureSample(shadowTexture,shadowSampler,directionToLight+poissonDisk[1]*mapSize).x<depth) {visibility-=0.25;};if (textureSample(shadowTexture,shadowSampler,directionToLight+poissonDisk[2]*mapSize).x<depth) {visibility-=0.25;};if (textureSample(shadowTexture,shadowSampler,directionToLight+poissonDisk[3]*mapSize).x<depth) {visibility-=0.25;};\n#endif\nreturn min(1.0,visibility+darkness);}\nfn computeShadowWithESMCube(worldPos: vec3f,lightPosition: vec3f,shadowTexture: texture_cube<f32>,shadowSampler: sampler,darkness: f32,depthScale: f32,depthValues: vec2f)->f32\n{var directionToLight: vec3f=worldPos-lightPosition;var depth: f32=length(directionToLight);depth=(depth+depthValues.x)/(depthValues.y);var shadowPixelDepth: f32=clamp(depth,0.,1.0);directionToLight=normalize(directionToLight);directionToLight.y=-directionToLight.y;\n#ifndef SHADOWFLOAT\nvar shadowMapSample: f32=unpack(textureSample(shadowTexture,shadowSampler,directionToLight));\n#else\nvar shadowMapSample: f32=textureSample(shadowTexture,shadowSampler,directionToLight).x;\n#endif\nvar esm: f32=1.0-clamp(exp(min(87.,depthScale*shadowPixelDepth))*shadowMapSample,0.,1.-darkness);return esm;}\nfn computeShadowWithCloseESMCube(worldPos: vec3f,lightPosition: vec3f,shadowTexture: texture_cube<f32>,shadowSampler: sampler,darkness: f32,depthScale: f32,depthValues: vec2f)->f32\n{var directionToLight: vec3f=worldPos-lightPosition;var depth: f32=length(directionToLight);depth=(depth+depthValues.x)/(depthValues.y);var shadowPixelDepth: f32=clamp(depth,0.,1.0);directionToLight=normalize(directionToLight);directionToLight.y=-directionToLight.y;\n#ifndef SHADOWFLOAT\nvar shadowMapSample: f32=unpack(textureSample(shadowTexture,shadowSampler,directionToLight));\n#else\nvar shadowMapSample: f32=textureSample(shadowTexture,shadowSampler,directionToLight).x;\n#endif\nvar esm: f32=clamp(exp(min(87.,-depthScale*(shadowPixelDepth-shadowMapSample))),darkness,1.);return esm;}\nfn computeShadowCSM(layer: i32,vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_2d_array<f32>,shadowSampler: sampler,darkness: f32,frustumEdgeFalloff: f32)->f32\n{var clipSpace: vec3f=vPositionFromLight.xyz/vPositionFromLight.w;var uv: vec2f=0.5*clipSpace.xy+ vec2f(0.5);var shadowPixelDepth: f32=clamp(depthMetric,0.,1.0);\n#ifndef SHADOWFLOAT\nvar shadow: f32=unpack(textureSample(shadowTexture,shadowSampler,uv,layer));\n#else\nvar shadow: f32=textureSample(shadowTexture,shadowSampler,uv,layer).x;\n#endif\nreturn select(1.,computeFallOff(darkness,clipSpace.xy,frustumEdgeFalloff),shadowPixelDepth>shadow );}\nfn computeShadow(vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_2d<f32>,shadowSampler: sampler,darkness: f32,frustumEdgeFalloff: f32)->f32\n{var clipSpace: vec3f=vPositionFromLight.xyz/vPositionFromLight.w;var uv: vec2f=0.5*clipSpace.xy+ vec2f(0.5);if (uv.x<0. || uv.x>1.0 || uv.y<0. || uv.y>1.0)\n{return 1.0;}\nelse\n{var shadowPixelDepth: f32=clamp(depthMetric,0.,1.0);\n#ifndef SHADOWFLOAT\nvar shadow: f32=unpack(textureSampleLevel(shadowTexture,shadowSampler,uv,0.));\n#else\nvar shadow: f32=textureSampleLevel(shadowTexture,shadowSampler,uv,0.).x;\n#endif\nreturn select(1.,computeFallOff(darkness,clipSpace.xy,frustumEdgeFalloff),shadowPixelDepth>shadow );}}\nfn computeShadowWithPoissonSampling(vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_2d<f32>,shadowSampler: sampler,mapSize: f32,darkness: f32,frustumEdgeFalloff: f32)->f32\n{var clipSpace: vec3f=vPositionFromLight.xyz/vPositionFromLight.w;var uv: vec2f=0.5*clipSpace.xy+ vec2f(0.5);if (uv.x<0. || uv.x>1.0 || uv.y<0. || uv.y>1.0)\n{return 1.0;}\nelse\n{var shadowPixelDepth: f32=clamp(depthMetric,0.,1.0);var visibility: f32=1.;var poissonDisk: array<vec2f,4>;poissonDisk[0]= vec2f(-0.94201624,-0.39906216);poissonDisk[1]= vec2f(0.94558609,-0.76890725);poissonDisk[2]= vec2f(-0.094184101,-0.92938870);poissonDisk[3]= vec2f(0.34495938,0.29387760);\n#ifndef SHADOWFLOAT\nif (unpack(textureSampleLevel(shadowTexture,shadowSampler,uv+poissonDisk[0]*mapSize,0.))<shadowPixelDepth) {visibility-=0.25;}\nif (unpack(textureSampleLevel(shadowTexture,shadowSampler,uv+poissonDisk[1]*mapSize,0.))<shadowPixelDepth) {visibility-=0.25;}\nif (unpack(textureSampleLevel(shadowTexture,shadowSampler,uv+poissonDisk[2]*mapSize,0.))<shadowPixelDepth) {visibility-=0.25;}\nif (unpack(textureSampleLevel(shadowTexture,shadowSampler,uv+poissonDisk[3]*mapSize,0.))<shadowPixelDepth) {visibility-=0.25;}\n#else\nif (textureSampleLevel(shadowTexture,shadowSampler,uv+poissonDisk[0]*mapSize,0.).x<shadowPixelDepth) {visibility-=0.25;}\nif (textureSampleLevel(shadowTexture,shadowSampler,uv+poissonDisk[1]*mapSize,0.).x<shadowPixelDepth) {visibility-=0.25;}\nif (textureSampleLevel(shadowTexture,shadowSampler,uv+poissonDisk[2]*mapSize,0.).x<shadowPixelDepth) {visibility-=0.25;}\nif (textureSampleLevel(shadowTexture,shadowSampler,uv+poissonDisk[3]*mapSize,0.).x<shadowPixelDepth) {visibility-=0.25;}\n#endif\nreturn computeFallOff(min(1.0,visibility+darkness),clipSpace.xy,frustumEdgeFalloff);}}\nfn computeShadowWithESM(vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_2d<f32>,shadowSampler: sampler,darkness: f32,depthScale: f32,frustumEdgeFalloff: f32)->f32\n{var clipSpace: vec3f=vPositionFromLight.xyz/vPositionFromLight.w;var uv: vec2f=0.5*clipSpace.xy+ vec2f(0.5);if (uv.x<0. || uv.x>1.0 || uv.y<0. || uv.y>1.0)\n{return 1.0;}\nelse\n{var shadowPixelDepth: f32=clamp(depthMetric,0.,1.0);\n#ifndef SHADOWFLOAT\nvar shadowMapSample: f32=unpack(textureSampleLevel(shadowTexture,shadowSampler,uv,0.));\n#else\nvar shadowMapSample: f32=textureSampleLevel(shadowTexture,shadowSampler,uv,0.).x;\n#endif\nvar esm: f32=1.0-clamp(exp(min(87.,depthScale*shadowPixelDepth))*shadowMapSample,0.,1.-darkness);return computeFallOff(esm,clipSpace.xy,frustumEdgeFalloff);}}\nfn computeShadowWithCloseESM(vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_2d<f32>,shadowSampler: sampler,darkness: f32,depthScale: f32,frustumEdgeFalloff: f32)->f32\n{var clipSpace: vec3f=vPositionFromLight.xyz/vPositionFromLight.w;var uv: vec2f=0.5*clipSpace.xy+ vec2f(0.5);if (uv.x<0. || uv.x>1.0 || uv.y<0. || uv.y>1.0)\n{return 1.0;}\nelse\n{var shadowPixelDepth: f32=clamp(depthMetric,0.,1.0); \n#ifndef SHADOWFLOAT\nvar shadowMapSample: f32=unpack(textureSampleLevel(shadowTexture,shadowSampler,uv,0.));\n#else\nvar shadowMapSample: f32=textureSampleLevel(shadowTexture,shadowSampler,uv,0.).x;\n#endif\nvar esm: f32=clamp(exp(min(87.,-depthScale*(shadowPixelDepth-shadowMapSample))),darkness,1.);return computeFallOff(esm,clipSpace.xy,frustumEdgeFalloff);}}\nfn getZInClip(clipSpace: vec3f,uvDepth: vec3f)->f32\n{\n#ifdef IS_NDC_HALF_ZRANGE\nreturn clipSpace.z;\n#else\nreturn uvDepth.z;\n#endif\n}\nconst GREATEST_LESS_THAN_ONE: f32=0.99999994;\n#define DISABLE_UNIFORMITY_ANALYSIS\nfn computeShadowWithCSMPCF1(layer: i32,vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_depth_2d_array,shadowSampler: sampler_comparison,darkness: f32,frustumEdgeFalloff: f32)->f32\n{var clipSpace: vec3f=vPositionFromLight.xyz/vPositionFromLight.w;var uvDepth: vec3f= vec3f(0.5*clipSpace.xyz+ vec3f(0.5));uvDepth.z=clamp(getZInClip(clipSpace,uvDepth),0.,GREATEST_LESS_THAN_ONE);var shadow: f32=textureSampleCompare(shadowTexture,shadowSampler,uvDepth.xy,layer,uvDepth.z);shadow=mix(darkness,1.,shadow);return computeFallOff(shadow,clipSpace.xy,frustumEdgeFalloff);}\nfn computeShadowWithCSMPCF3(layer: i32,vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_depth_2d_array,shadowSampler: sampler_comparison,shadowMapSizeAndInverse: vec2f,darkness: f32,frustumEdgeFalloff: f32)->f32\n{var clipSpace: vec3f=vPositionFromLight.xyz/vPositionFromLight.w;var uvDepth: vec3f= vec3f(0.5*clipSpace.xyz+ vec3f(0.5));uvDepth.z=clamp(getZInClip(clipSpace,uvDepth),0.,GREATEST_LESS_THAN_ONE);var uv: vec2f=uvDepth.xy*shadowMapSizeAndInverse.x; \nuv+=0.5; \nvar st: vec2f=fract(uv); \nvar base_uv: vec2f=floor(uv)-0.5; \nbase_uv*=shadowMapSizeAndInverse.y; \nvar uvw0: vec2f=3.-2.*st;var uvw1: vec2f=1.+2.*st;var u: vec2f= vec2f((2.-st.x)/uvw0.x-1.,st.x/uvw1.x+1.)*shadowMapSizeAndInverse.y;var v: vec2f= vec2f((2.-st.y)/uvw0.y-1.,st.y/uvw1.y+1.)*shadowMapSizeAndInverse.y;var shadow: f32=0.;shadow+=uvw0.x*uvw0.y*textureSampleCompare(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[0],v[0]),layer,uvDepth.z);shadow+=uvw1.x*uvw0.y*textureSampleCompare(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[1],v[0]),layer,uvDepth.z);shadow+=uvw0.x*uvw1.y*textureSampleCompare(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[0],v[1]),layer,uvDepth.z);shadow+=uvw1.x*uvw1.y*textureSampleCompare(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[1],v[1]),layer,uvDepth.z);shadow=shadow/16.;shadow=mix(darkness,1.,shadow);return computeFallOff(shadow,clipSpace.xy,frustumEdgeFalloff);}\nfn computeShadowWithCSMPCF5(layer: i32,vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_depth_2d_array,shadowSampler: sampler_comparison,shadowMapSizeAndInverse: vec2f,darkness: f32,frustumEdgeFalloff: f32)->f32\n{var clipSpace: vec3f=vPositionFromLight.xyz/vPositionFromLight.w;var uvDepth: vec3f= vec3f(0.5*clipSpace.xyz+ vec3f(0.5));uvDepth.z=clamp(getZInClip(clipSpace,uvDepth),0.,GREATEST_LESS_THAN_ONE);var uv: vec2f=uvDepth.xy*shadowMapSizeAndInverse.x; \nuv+=0.5; \nvar st: vec2f=fract(uv); \nvar base_uv: vec2f=floor(uv)-0.5; \nbase_uv*=shadowMapSizeAndInverse.y; \nvar uvw0: vec2f=4.-3.*st;var uvw1: vec2f= vec2f(7.);var uvw2: vec2f=1.+3.*st;var u: vec3f= vec3f((3.-2.*st.x)/uvw0.x-2.,(3.+st.x)/uvw1.x,st.x/uvw2.x+2.)*shadowMapSizeAndInverse.y;var v: vec3f= vec3f((3.-2.*st.y)/uvw0.y-2.,(3.+st.y)/uvw1.y,st.y/uvw2.y+2.)*shadowMapSizeAndInverse.y;var shadow: f32=0.;shadow+=uvw0.x*uvw0.y*textureSampleCompare(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[0],v[0]),layer,uvDepth.z);shadow+=uvw1.x*uvw0.y*textureSampleCompare(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[1],v[0]),layer,uvDepth.z);shadow+=uvw2.x*uvw0.y*textureSampleCompare(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[2],v[0]),layer,uvDepth.z);shadow+=uvw0.x*uvw1.y*textureSampleCompare(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[0],v[1]),layer,uvDepth.z);shadow+=uvw1.x*uvw1.y*textureSampleCompare(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[1],v[1]),layer,uvDepth.z);shadow+=uvw2.x*uvw1.y*textureSampleCompare(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[2],v[1]),layer,uvDepth.z);shadow+=uvw0.x*uvw2.y*textureSampleCompare(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[0],v[2]),layer,uvDepth.z);shadow+=uvw1.x*uvw2.y*textureSampleCompare(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[1],v[2]),layer,uvDepth.z);shadow+=uvw2.x*uvw2.y*textureSampleCompare(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[2],v[2]),layer,uvDepth.z);shadow=shadow/144.;shadow=mix(darkness,1.,shadow);return computeFallOff(shadow,clipSpace.xy,frustumEdgeFalloff);}\nfn computeShadowWithPCF1(vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_depth_2d,shadowSampler: sampler_comparison,darkness: f32,frustumEdgeFalloff: f32)->f32\n{var clipSpace: vec3f=vPositionFromLight.xyz/vPositionFromLight.w;var uvDepth: vec3f= vec3f(0.5*clipSpace.xyz+ vec3f(0.5));uvDepth.z=getZInClip(clipSpace,uvDepth);if (depthMetric<0.0 || depthMetric>1.0 || uvDepth.x<0. || uvDepth.x>1.0 || uvDepth.y<0. || uvDepth.y>1.0) {return 1.0;} else {var shadow: f32=textureSampleCompareLevel(shadowTexture,shadowSampler,uvDepth.xy,uvDepth.z);shadow=mix(darkness,1.,shadow);return computeFallOff(shadow,clipSpace.xy,frustumEdgeFalloff);}}\nfn computeShadowWithPCF3(vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_depth_2d,shadowSampler: sampler_comparison,shadowMapSizeAndInverse: vec2f,darkness: f32,frustumEdgeFalloff: f32)->f32\n{var clipSpace: vec3f=vPositionFromLight.xyz/vPositionFromLight.w;var uvDepth: vec3f= vec3f(0.5*clipSpace.xyz+ vec3f(0.5));uvDepth.z=getZInClip(clipSpace,uvDepth);if (depthMetric<0.0 || depthMetric>1.0 || uvDepth.x<0. || uvDepth.x>1.0 || uvDepth.y<0. || uvDepth.y>1.0) {return 1.0;} else {var uv: vec2f=uvDepth.xy*shadowMapSizeAndInverse.x; \nuv+=0.5; \nvar st: vec2f=fract(uv); \nvar base_uv: vec2f=floor(uv)-0.5; \nbase_uv*=shadowMapSizeAndInverse.y; \nvar uvw0: vec2f=3.-2.*st;var uvw1: vec2f=1.+2.*st;var u: vec2f= vec2f((2.-st.x)/uvw0.x-1.,st.x/uvw1.x+1.)*shadowMapSizeAndInverse.y;var v: vec2f= vec2f((2.-st.y)/uvw0.y-1.,st.y/uvw1.y+1.)*shadowMapSizeAndInverse.y;var shadow: f32=0.;shadow+=uvw0.x*uvw0.y*textureSampleCompareLevel(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[0],v[0]),uvDepth.z);shadow+=uvw1.x*uvw0.y*textureSampleCompareLevel(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[1],v[0]),uvDepth.z);shadow+=uvw0.x*uvw1.y*textureSampleCompareLevel(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[0],v[1]),uvDepth.z);shadow+=uvw1.x*uvw1.y*textureSampleCompareLevel(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[1],v[1]),uvDepth.z);shadow=shadow/16.;shadow=mix(darkness,1.,shadow);return computeFallOff(shadow,clipSpace.xy,frustumEdgeFalloff);}}\nfn computeShadowWithPCF5(vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_depth_2d,shadowSampler: sampler_comparison,shadowMapSizeAndInverse: vec2f,darkness: f32,frustumEdgeFalloff: f32)->f32\n{var clipSpace: vec3f=vPositionFromLight.xyz/vPositionFromLight.w;var uvDepth: vec3f= vec3f(0.5*clipSpace.xyz+ vec3f(0.5));uvDepth.z=getZInClip(clipSpace,uvDepth);if (depthMetric<0.0 || depthMetric>1.0 || uvDepth.x<0. || uvDepth.x>1.0 || uvDepth.y<0. || uvDepth.y>1.0) {return 1.0;} else {var uv: vec2f=uvDepth.xy*shadowMapSizeAndInverse.x; \nuv+=0.5; \nvar st: vec2f=fract(uv); \nvar base_uv: vec2f=floor(uv)-0.5; \nbase_uv*=shadowMapSizeAndInverse.y; \nvar uvw0: vec2f=4.-3.*st;var uvw1: vec2f= vec2f(7.);var uvw2: vec2f=1.+3.*st;var u: vec3f= vec3f((3.-2.*st.x)/uvw0.x-2.,(3.+st.x)/uvw1.x,st.x/uvw2.x+2.)*shadowMapSizeAndInverse.y;var v: vec3f= vec3f((3.-2.*st.y)/uvw0.y-2.,(3.+st.y)/uvw1.y,st.y/uvw2.y+2.)*shadowMapSizeAndInverse.y;var shadow: f32=0.;shadow+=uvw0.x*uvw0.y*textureSampleCompareLevel(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[0],v[0]),uvDepth.z);shadow+=uvw1.x*uvw0.y*textureSampleCompareLevel(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[1],v[0]),uvDepth.z);shadow+=uvw2.x*uvw0.y*textureSampleCompareLevel(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[2],v[0]),uvDepth.z);shadow+=uvw0.x*uvw1.y*textureSampleCompareLevel(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[0],v[1]),uvDepth.z);shadow+=uvw1.x*uvw1.y*textureSampleCompareLevel(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[1],v[1]),uvDepth.z);shadow+=uvw2.x*uvw1.y*textureSampleCompareLevel(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[2],v[1]),uvDepth.z);shadow+=uvw0.x*uvw2.y*textureSampleCompareLevel(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[0],v[2]),uvDepth.z);shadow+=uvw1.x*uvw2.y*textureSampleCompareLevel(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[1],v[2]),uvDepth.z);shadow+=uvw2.x*uvw2.y*textureSampleCompareLevel(shadowTexture,shadowSampler, base_uv.xy+ vec2f(u[2],v[2]),uvDepth.z);shadow=shadow/144.;shadow=mix(darkness,1.,shadow);return computeFallOff(shadow,clipSpace.xy,frustumEdgeFalloff);}}\nconst PoissonSamplers32: array<vec3f,64>=array<vec3f,64> (\nvec3f(0.06407013,0.05409927,0.),\nvec3f(0.7366577,0.5789394,0.),\nvec3f(-0.6270542,-0.5320278,0.),\nvec3f(-0.4096107,0.8411095,0.),\nvec3f(0.6849564,-0.4990818,0.),\nvec3f(-0.874181,-0.04579735,0.),\nvec3f(0.9989998,0.0009880066,0.),\nvec3f(-0.004920578,-0.9151649,0.),\nvec3f(0.1805763,0.9747483,0.),\nvec3f(-0.2138451,0.2635818,0.),\nvec3f(0.109845,0.3884785,0.),\nvec3f(0.06876755,-0.3581074,0.),\nvec3f(0.374073,-0.7661266,0.),\nvec3f(0.3079132,-0.1216763,0.),\nvec3f(-0.3794335,-0.8271583,0.),\nvec3f(-0.203878,-0.07715034,0.),\nvec3f(0.5912697,0.1469799,0.),\nvec3f(-0.88069,0.3031784,0.),\nvec3f(0.5040108,0.8283722,0.),\nvec3f(-0.5844124,0.5494877,0.),\nvec3f(0.6017799,-0.1726654,0.),\nvec3f(-0.5554981,0.1559997,0.),\nvec3f(-0.3016369,-0.3900928,0.),\nvec3f(-0.5550632,-0.1723762,0.),\nvec3f(0.925029,0.2995041,0.),\nvec3f(-0.2473137,0.5538505,0.),\nvec3f(0.9183037,-0.2862392,0.),\nvec3f(0.2469421,0.6718712,0.),\nvec3f(0.3916397,-0.4328209,0.),\nvec3f(-0.03576927,-0.6220032,0.),\nvec3f(-0.04661255,0.7995201,0.),\nvec3f(0.4402924,0.3640312,0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.),\nvec3f(0.)\n);const PoissonSamplers64: array<vec3f,64>=array<vec3f,64> (\nvec3f(-0.613392,0.617481,0.),\nvec3f(0.170019,-0.040254,0.),\nvec3f(-0.299417,0.791925,0.),\nvec3f(0.645680,0.493210,0.),\nvec3f(-0.651784,0.717887,0.),\nvec3f(0.421003,0.027070,0.),\nvec3f(-0.817194,-0.271096,0.),\nvec3f(-0.705374,-0.668203,0.),\nvec3f(0.977050,-0.108615,0.),\nvec3f(0.063326,0.142369,0.),\nvec3f(0.203528,0.214331,0.),\nvec3f(-0.667531,0.326090,0.),\nvec3f(-0.098422,-0.295755,0.),\nvec3f(-0.885922,0.215369,0.),\nvec3f(0.566637,0.605213,0.),\nvec3f(0.039766,-0.396100,0.),\nvec3f(0.751946,0.453352,0.),\nvec3f(0.078707,-0.715323,0.),\nvec3f(-0.075838,-0.529344,0.),\nvec3f(0.724479,-0.580798,0.),\nvec3f(0.222999,-0.215125,0.),\nvec3f(-0.467574,-0.405438,0.),\nvec3f(-0.248268,-0.814753,0.),\nvec3f(0.354411,-0.887570,0.),\nvec3f(0.175817,0.382366,0.),\nvec3f(0.487472,-0.063082,0.),\nvec3f(-0.084078,0.898312,0.),\nvec3f(0.488876,-0.783441,0.),\nvec3f(0.470016,0.217933,0.),\nvec3f(-0.696890,-0.549791,0.),\nvec3f(-0.149693,0.605762,0.),\nvec3f(0.034211,0.979980,0.),\nvec3f(0.503098,-0.308878,0.),\nvec3f(-0.016205,-0.872921,0.),\nvec3f(0.385784,-0.393902,0.),\nvec3f(-0.146886,-0.859249,0.),\nvec3f(0.643361,0.164098,0.),\nvec3f(0.634388,-0.049471,0.),\nvec3f(-0.688894,0.007843,0.),\nvec3f(0.464034,-0.188818,0.),\nvec3f(-0.440840,0.137486,0.),\nvec3f(0.364483,0.511704,0.),\nvec3f(0.034028,0.325968,0.),\nvec3f(0.099094,-0.308023,0.),\nvec3f(0.693960,-0.366253,0.),\nvec3f(0.678884,-0.204688,0.),\nvec3f(0.001801,0.780328,0.),\nvec3f(0.145177,-0.898984,0.),\nvec3f(0.062655,-0.611866,0.),\nvec3f(0.315226,-0.604297,0.),\nvec3f(-0.780145,0.486251,0.),\nvec3f(-0.371868,0.882138,0.),\nvec3f(0.200476,0.494430,0.),\nvec3f(-0.494552,-0.711051,0.),\nvec3f(0.612476,0.705252,0.),\nvec3f(-0.578845,-0.768792,0.),\nvec3f(-0.772454,-0.090976,0.),\nvec3f(0.504440,0.372295,0.),\nvec3f(0.155736,0.065157,0.),\nvec3f(0.391522,0.849605,0.),\nvec3f(-0.620106,-0.328104,0.),\nvec3f(0.789239,-0.419965,0.),\nvec3f(-0.545396,0.538133,0.),\nvec3f(-0.178564,-0.596057,0.)\n);fn computeShadowWithCSMPCSS(layer: i32,vPositionFromLight: vec4f,depthMetric: f32,depthTexture: texture_2d_array<f32>,depthSampler: sampler,shadowTexture: texture_depth_2d_array,shadowSampler: sampler_comparison,shadowMapSizeInverse: f32,lightSizeUV: f32,darkness: f32,frustumEdgeFalloff: f32,searchTapCount: i32,pcfTapCount: i32,poissonSamplers: array<vec3f,64>,lightSizeUVCorrection: vec2f,depthCorrection: f32,penumbraDarkness: f32)->f32\n{var clipSpace: vec3f=vPositionFromLight.xyz/vPositionFromLight.w;var uvDepth: vec3f= vec3f(0.5*clipSpace.xyz+ vec3f(0.5));uvDepth.z=clamp(getZInClip(clipSpace,uvDepth),0.,GREATEST_LESS_THAN_ONE);var uvDepthLayer: vec4f= vec4f(uvDepth.x,uvDepth.y,f32(layer),uvDepth.z);var blockerDepth: f32=0.0;var sumBlockerDepth: f32=0.0;var numBlocker: f32=0.0;for (var i: i32=0; i<searchTapCount; i ++) {blockerDepth=textureSample(depthTexture,depthSampler, uvDepth.xy+(lightSizeUV*lightSizeUVCorrection*shadowMapSizeInverse*PoissonSamplers32[i].xy),layer).r;numBlocker+=select(0.,1.,blockerDepth<depthMetric);sumBlockerDepth+=select(0.,blockerDepth,blockerDepth<depthMetric);}\nvar avgBlockerDepth: f32=sumBlockerDepth/numBlocker;var AAOffset: f32=shadowMapSizeInverse*10.;var penumbraRatio: f32=((depthMetric-avgBlockerDepth)*depthCorrection+AAOffset);var filterRadius: vec4f= vec4f(penumbraRatio*lightSizeUV*lightSizeUVCorrection*shadowMapSizeInverse,0.,0.);var random: f32=getRand(vPositionFromLight.xy);var rotationAngle: f32=random*3.1415926;var rotationVector: vec2f= vec2f(cos(rotationAngle),sin(rotationAngle));var shadow: f32=0.;for (var i: i32=0; i<pcfTapCount; i++) {var offset: vec4f= vec4f(poissonSamplers[i],0.);offset= vec4f(offset.x*rotationVector.x-offset.y*rotationVector.y,offset.y*rotationVector.x+offset.x*rotationVector.y,0.,0.);let coords=uvDepthLayer+offset*filterRadius;shadow+=textureSampleCompare(shadowTexture,shadowSampler,coords.xy,i32(coords.z),coords.w);}\nshadow/= f32(pcfTapCount);shadow=mix(shadow,1.,min((depthMetric-avgBlockerDepth)*depthCorrection*penumbraDarkness,1.));shadow=mix(darkness,1.,shadow);return select(computeFallOff(shadow,clipSpace.xy,frustumEdgeFalloff),1.0,numBlocker<1.0);}\nfn computeShadowWithPCSS(vPositionFromLight: vec4f,depthMetric: f32,depthTexture: texture_2d<f32>,depthSampler: sampler,shadowTexture: texture_depth_2d,shadowSampler: sampler_comparison,shadowMapSizeInverse: f32,lightSizeUV: f32,darkness: f32,frustumEdgeFalloff: f32,searchTapCount: i32,pcfTapCount: i32,poissonSamplers: array<vec3f,64>)->f32\n{var clipSpace: vec3f=vPositionFromLight.xyz/vPositionFromLight.w;var uvDepth: vec3f= vec3f(0.5*clipSpace.xyz+ vec3f(0.5));uvDepth.z=getZInClip(clipSpace,uvDepth);if (depthMetric<0.0 || depthMetric>1.0 || uvDepth.x<0. || uvDepth.x>1.0 || uvDepth.y<0. || uvDepth.y>1.0) {return 1.0;}\nvar blockerDepth: f32=0.0;var sumBlockerDepth: f32=0.0;var numBlocker: f32=0.0;for (var i: i32=0; i<searchTapCount; i ++) {blockerDepth=textureSampleLevel(depthTexture,depthSampler,uvDepth.xy+(lightSizeUV*shadowMapSizeInverse*PoissonSamplers32[i].xy),0).r;numBlocker+=select(0.,1.,blockerDepth<depthMetric);sumBlockerDepth+=select(0.,blockerDepth,blockerDepth<depthMetric);}\nif (numBlocker<1.0) {return 1.0;}\nvar avgBlockerDepth: f32=sumBlockerDepth/numBlocker;var AAOffset: f32=shadowMapSizeInverse*10.;var penumbraRatio: f32=((depthMetric-avgBlockerDepth)+AAOffset);var filterRadius: f32=penumbraRatio*lightSizeUV*shadowMapSizeInverse;var random: f32=getRand(vPositionFromLight.xy);var rotationAngle: f32=random*3.1415926;var rotationVector: vec2f= vec2f(cos(rotationAngle),sin(rotationAngle));var shadow: f32=0.;for (var i: i32=0; i<pcfTapCount; i++) {var offset: vec3f=poissonSamplers[i];offset= vec3f(offset.x*rotationVector.x-offset.y*rotationVector.y,offset.y*rotationVector.x+offset.x*rotationVector.y,0.);let coords=uvDepth+offset*filterRadius;shadow+=textureSampleCompareLevel(shadowTexture,shadowSampler,coords.xy,coords.z);}\nshadow/= f32(pcfTapCount);shadow=mix(shadow,1.,depthMetric-avgBlockerDepth);shadow=mix(darkness,1.,shadow);return computeFallOff(shadow,clipSpace.xy,frustumEdgeFalloff);}\nfn computeShadowWithPCSS16(vPositionFromLight: vec4f,depthMetric: f32,depthTexture: texture_2d<f32>,depthSampler: sampler,shadowTexture: texture_depth_2d,shadowSampler: sampler_comparison,shadowMapSizeInverse: f32,lightSizeUV: f32,darkness: f32,frustumEdgeFalloff: f32)->f32\n{return computeShadowWithPCSS(vPositionFromLight,depthMetric,depthTexture,depthSampler,shadowTexture,shadowSampler,shadowMapSizeInverse,lightSizeUV,darkness,frustumEdgeFalloff,16,16,PoissonSamplers32);}\nfn computeShadowWithPCSS32(vPositionFromLight: vec4f,depthMetric: f32,depthTexture: texture_2d<f32>,depthSampler: sampler,shadowTexture: texture_depth_2d,shadowSampler: sampler_comparison,shadowMapSizeInverse: f32,lightSizeUV: f32,darkness: f32,frustumEdgeFalloff: f32)->f32\n{return computeShadowWithPCSS(vPositionFromLight,depthMetric,depthTexture,depthSampler,shadowTexture,shadowSampler,shadowMapSizeInverse,lightSizeUV,darkness,frustumEdgeFalloff,16,32,PoissonSamplers32);}\nfn computeShadowWithPCSS64(vPositionFromLight: vec4f,depthMetric: f32,depthTexture: texture_2d<f32>,depthSampler: sampler,shadowTexture: texture_depth_2d,shadowSampler: sampler_comparison,shadowMapSizeInverse: f32,lightSizeUV: f32,darkness: f32,frustumEdgeFalloff: f32)->f32\n{return computeShadowWithPCSS(vPositionFromLight,depthMetric,depthTexture,depthSampler,shadowTexture,shadowSampler,shadowMapSizeInverse,lightSizeUV,darkness,frustumEdgeFalloff,32,64,PoissonSamplers64);}\nfn computeShadowWithCSMPCSS16(layer: i32,vPositionFromLight: vec4f,depthMetric: f32,depthTexture: texture_2d_array<f32>,depthSampler: sampler,shadowTexture: texture_depth_2d_array,shadowSampler: sampler_comparison,shadowMapSizeInverse: f32,lightSizeUV: f32,darkness: f32,frustumEdgeFalloff: f32,lightSizeUVCorrection: vec2f,depthCorrection: f32,penumbraDarkness: f32)->f32\n{return computeShadowWithCSMPCSS(layer,vPositionFromLight,depthMetric,depthTexture,depthSampler,shadowTexture,shadowSampler,shadowMapSizeInverse,lightSizeUV,darkness,frustumEdgeFalloff,16,16,PoissonSamplers32,lightSizeUVCorrection,depthCorrection,penumbraDarkness);}\nfn computeShadowWithCSMPCSS32(layer: i32,vPositionFromLight: vec4f,depthMetric: f32,depthTexture: texture_2d_array<f32>,depthSampler: sampler,shadowTexture: texture_depth_2d_array,shadowSampler: sampler_comparison,shadowMapSizeInverse: f32,lightSizeUV: f32,darkness: f32,frustumEdgeFalloff: f32,lightSizeUVCorrection: vec2f,depthCorrection: f32,penumbraDarkness: f32)->f32\n{return computeShadowWithCSMPCSS(layer,vPositionFromLight,depthMetric,depthTexture,depthSampler,shadowTexture,shadowSampler,shadowMapSizeInverse,lightSizeUV,darkness,frustumEdgeFalloff,16,32,PoissonSamplers32,lightSizeUVCorrection,depthCorrection,penumbraDarkness);}\nfn computeShadowWithCSMPCSS64(layer: i32,vPositionFromLight: vec4f,depthMetric: f32,depthTexture: texture_2d_array<f32>,depthSampler: sampler,shadowTexture: texture_depth_2d_array,shadowSampler: sampler_comparison,shadowMapSizeInverse: f32,lightSizeUV: f32,darkness: f32,frustumEdgeFalloff: f32,lightSizeUVCorrection: vec2f,depthCorrection: f32,penumbraDarkness: f32)->f32\n{return computeShadowWithCSMPCSS(layer,vPositionFromLight,depthMetric,depthTexture,depthSampler,shadowTexture,shadowSampler,shadowMapSizeInverse,lightSizeUV,darkness,frustumEdgeFalloff,32,64,PoissonSamplers64,lightSizeUVCorrection,depthCorrection,penumbraDarkness);}\n#endif\n";e.IncludesShadersStoreWGSL[c]||(e.IncludesShadersStoreWGSL[c]=d);const p={name:c,shader:d};export{v as a,n as c,a as l,p as s};
//# sourceMappingURL=shadowsFragmentFunctions-MQMOE5sm.esm.min.js.map