import{S as e}from"./index-T8LZyOXI.js";const r="reflectionFunction",s=`fn computeFixedEquirectangularCoords(worldPos: vec4f,worldNormal: vec3f,direction: vec3f)->vec3f
{var lon: f32=atan2(direction.z,direction.x);var lat: f32=acos(direction.y);var sphereCoords: vec2f= vec2f(lon,lat)*RECIPROCAL_PI2*2.0;var s: f32=sphereCoords.x*0.5+0.5;var t: f32=sphereCoords.y;return vec3f(s,t,0); }
fn computeMirroredFixedEquirectangularCoords(worldPos: vec4f,worldNormal: vec3f,direction: vec3f)->vec3f
{var lon: f32=atan2(direction.z,direction.x);var lat: f32=acos(direction.y);var sphereCoords: vec2f= vec2f(lon,lat)*RECIPROCAL_PI2*2.0;var s: f32=sphereCoords.x*0.5+0.5;var t: f32=sphereCoords.y;return vec3f(1.0-s,t,0); }
fn computeEquirectangularCoords(worldPos: vec4f,worldNormal: vec3f,eyePosition: vec3f,reflectionMatrix: mat4x4f)->vec3f
{var cameraToVertex: vec3f=normalize(worldPos.xyz-eyePosition);var r: vec3f=normalize(reflect(cameraToVertex,worldNormal));r= (reflectionMatrix* vec4f(r,0)).xyz;var lon: f32=atan2(r.z,r.x);var lat: f32=acos(r.y);var sphereCoords: vec2f= vec2f(lon,lat)*RECIPROCAL_PI2*2.0;var s: f32=sphereCoords.x*0.5+0.5;var t: f32=sphereCoords.y;return vec3f(s,t,0);}
fn computeSphericalCoords(worldPos: vec4f,worldNormal: vec3f,view: mat4x4f,reflectionMatrix: mat4x4f)->vec3f
{var viewDir: vec3f=normalize((view*worldPos).xyz);var viewNormal: vec3f=normalize((view* vec4f(worldNormal,0.0)).xyz);var r: vec3f=reflect(viewDir,viewNormal);r= (reflectionMatrix* vec4f(r,0)).xyz;r.z=r.z-1.0;var m: f32=2.0*length(r);return vec3f(r.x/m+0.5,1.0-r.y/m-0.5,0);}
fn computePlanarCoords(worldPos: vec4f,worldNormal: vec3f,eyePosition: vec3f,reflectionMatrix: mat4x4f)->vec3f
{var viewDir: vec3f=worldPos.xyz-eyePosition;var coords: vec3f=normalize(reflect(viewDir,worldNormal));return (reflectionMatrix* vec4f(coords,1)).xyz;}
fn computeCubicCoords(worldPos: vec4f,worldNormal: vec3f,eyePosition: vec3f,reflectionMatrix: mat4x4f)->vec3f
{var viewDir: vec3f=normalize(worldPos.xyz-eyePosition);var coords: vec3f=reflect(viewDir,worldNormal);coords= (reflectionMatrix* vec4f(coords,0)).xyz;
#ifdef INVERTCUBICMAP
coords.y*=-1.0;
#endif
return coords;}
fn computeCubicLocalCoords(worldPos: vec4f,worldNormal: vec3f,eyePosition: vec3f,reflectionMatrix: mat4x4f,reflectionSize: vec3f,reflectionPosition: vec3f)->vec3f
{var viewDir: vec3f=normalize(worldPos.xyz-eyePosition);var coords: vec3f=reflect(viewDir,worldNormal);coords=parallaxCorrectNormal(worldPos.xyz,coords,reflectionSize,reflectionPosition);coords=(reflectionMatrix* vec4f(coords,0)).xyz;
#ifdef INVERTCUBICMAP
coords.y*=-1.0;
#endif
return coords;}
fn computeProjectionCoords(worldPos: vec4f,view: mat4x4f,reflectionMatrix: mat4x4f)->vec3f
{return (reflectionMatrix*(view*worldPos)).xyz;}
fn computeSkyBoxCoords(positionW: vec3f,reflectionMatrix: mat4x4f)->vec3f
{return (reflectionMatrix* vec4f(positionW,1.)).xyz;}
#ifdef REFLECTION
fn computeReflectionCoords(worldPos: vec4f,worldNormal: vec3f)->vec3f
{
#ifdef REFLECTIONMAP_MIRROREDEQUIRECTANGULAR_FIXED
var direction: vec3f=normalize(fragmentInputs.vDirectionW);return computeMirroredFixedEquirectangularCoords(worldPos,worldNormal,direction);
#endif
#ifdef REFLECTIONMAP_EQUIRECTANGULAR_FIXED
var direction: vec3f=normalize(fragmentInputs.vDirectionW);return computeFixedEquirectangularCoords(worldPos,worldNormal,direction);
#endif
#ifdef REFLECTIONMAP_EQUIRECTANGULAR
return computeEquirectangularCoords(worldPos,worldNormal,scene.vEyePosition.xyz,uniforms.reflectionMatrix);
#endif
#ifdef REFLECTIONMAP_SPHERICAL
return computeSphericalCoords(worldPos,worldNormal,scene.view,uniforms.reflectionMatrix);
#endif
#ifdef REFLECTIONMAP_PLANAR
return computePlanarCoords(worldPos,worldNormal,scene.vEyePosition.xyz,uniforms.reflectionMatrix);
#endif
#ifdef REFLECTIONMAP_CUBIC
#ifdef USE_LOCAL_REFLECTIONMAP_CUBIC
return computeCubicLocalCoords(worldPos,worldNormal,scene.vEyePosition.xyz,uniforms.reflectionMatrix,uniforms.vReflectionSize,uniforms.vReflectionPosition);
#else
return computeCubicCoords(worldPos,worldNormal,scene.vEyePosition.xyz,uniforms.reflectionMatrix);
#endif
#endif
#ifdef REFLECTIONMAP_PROJECTION
return computeProjectionCoords(worldPos,scene.view,uniforms.reflectionMatrix);
#endif
#ifndef REFLECTIONMAP_CUBIC
#ifdef REFLECTIONMAP_SKYBOX
return computeSkyBoxCoords(fragmentInputs.vPositionUVW,uniforms.reflectionMatrix);
#endif
#endif
#ifdef REFLECTIONMAP_EXPLICIT
return vec3f(0,0,0);
#endif
}
#endif
`;e.IncludesShadersStoreWGSL[r]||(e.IncludesShadersStoreWGSL[r]=s);const t="lightUboDeclaration",v=`#ifdef LIGHT{X}
struct Light{X}
{vLightData: vec4f,
vLightDiffuse: vec4f,
vLightSpecular: vec4f,
#ifdef SPOTLIGHT{X}
vLightDirection: vec4f,
vLightFalloff: vec4f,
#elif defined(POINTLIGHT{X})
vLightFalloff: vec4f,
#elif defined(HEMILIGHT{X})
vLightGround: vec3f,
#elif defined(CLUSTLIGHT{X})
vSliceData: vec2f,
vSliceRanges: array<vec4f,CLUSTLIGHT_SLICES>,
#endif
#if defined(AREALIGHT{X}) && defined(AREALIGHTUSED) && defined(AREALIGHTSUPPORTED)
vLightWidth: vec4f,
vLightHeight: vec4f,
#endif
shadowsInfo: vec4f,
depthValues: vec2f} ;var<uniform> light{X} : Light{X};
#ifdef IESLIGHTTEXTURE{X}
var iesLightTexture{X}Sampler: sampler;var iesLightTexture{X}: texture_2d<f32>;
#endif
#ifdef PROJECTEDLIGHTTEXTURE{X}
uniform textureProjectionMatrix{X}: mat4x4f;var projectionLightTexture{X}Sampler: sampler;var projectionLightTexture{X}: texture_2d<f32>;
#endif
#ifdef CLUSTLIGHT{X}
var lightDataTexture{X}: texture_2d<f32>;var<storage,read> tileMaskBuffer{X}: array<u32>;
#endif
#ifdef SHADOW{X}
#ifdef SHADOWCSM{X}
uniform 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>;
#if defined(SHADOWPCSS{X})
var shadowTexture{X}Sampler: sampler_comparison; 
var 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;
#elif defined(SHADOWPCF{X})
var shadowTexture{X}Sampler: sampler_comparison;var shadowTexture{X}: texture_depth_2d_array;
#else 
var shadowTexture{X}Sampler: sampler; 
var shadowTexture{X}: texture_2d_array<f32>;
#endif
#ifdef SHADOWCSMDEBUG{X}
const vCascadeColorsMultiplier{X}: array<vec3f,8>=array<vec3f,8>
(
vec3f ( 1.5,0.0,0.0 ),
vec3f ( 0.0,1.5,0.0 ),
vec3f ( 0.0,0.0,5.5 ),
vec3f ( 1.5,0.0,5.5 ),
vec3f ( 1.5,1.5,0.0 ),
vec3f ( 1.0,1.0,1.0 ),
vec3f ( 0.0,1.0,5.5 ),
vec3f ( 0.5,3.5,0.75 )
);
#endif
#elif defined(SHADOWCUBE{X})
var shadowTexture{X}Sampler: sampler;var shadowTexture{X}: texture_cube<f32>;
#else
varying vPositionFromLight{X}: vec4f;varying vDepthMetric{X}: f32;
#if defined(SHADOWPCSS{X})
var shadowTexture{X}Sampler: sampler_comparison; 
var shadowTexture{X}: texture_depth_2d;var depthTexture{X}Sampler: sampler; 
var depthTexture{X}: texture_2d<f32>;
#elif defined(SHADOWPCF{X})
var shadowTexture{X}Sampler: sampler_comparison;var shadowTexture{X}: texture_depth_2d;
#else
var shadowTexture{X}Sampler: sampler; 
var shadowTexture{X}: texture_2d<f32>;
#endif
uniform lightMatrix{X}: mat4x4f;
#endif
#endif
#endif
`;e.IncludesShadersStoreWGSL[t]||(e.IncludesShadersStoreWGSL[t]=v);const a="ltcHelperFunctions",f=`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;}
fn LTCClippedSphereFormFactor( f:vec3f )->f32 {var l: f32=length( f );return max( ( l*l+f.z )/( l+1.0 ),0.0 );}
fn 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 )
{thetaSintheta=v;}
else
{thetaSintheta=0.5*inverseSqrt( max( 1.0-x*x,0.00000001 ) )-v;}
return cross( v1,v2 )*thetaSintheta;}
fn 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 );}
var 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 );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 );}
struct areaLightData
{Diffuse: vec3f,
Specular: vec3f,
Fresnel: 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; 
var rectCoords1:vec3f=lightPos-halfWidth-halfHeight;var rectCoords2:vec3f=lightPos-halfWidth+halfHeight;var rectCoords3:vec3f=lightPos+halfWidth+halfHeight;
#ifdef SPECULARTERM
var 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>(
vec3f( t1.x,0,t1.y ),
vec3f( 0,1, 0 ),
vec3f( t1.z,0,t1.w )
);result.Fresnel=t2;result.Specular=LTCEvaluate( normal,viewDir,position,mInv,rectCoords0,rectCoords1,rectCoords2,rectCoords3 );
#endif
var mInvEmpty:mat3x3<f32>=mat3x3<f32>(
vec3f( 1,0,0 ),
vec3f( 0,1,0 ),
vec3f( 0,0,1 )
);result.Diffuse+=LTCEvaluate( normal,viewDir,position,mInvEmpty,rectCoords0,rectCoords1,rectCoords2,rectCoords3 );return result;}`;e.IncludesShadersStoreWGSL[a]||(e.IncludesShadersStoreWGSL[a]=f);const o="clusteredLightingFunctions",c=`struct ClusteredLight {vLightData: vec4f,
vLightDiffuse: vec4f,
vLightSpecular: vec4f,
vLightDirection: vec4f,
vLightFalloff: vec4f,}
fn getClusteredLight(lightDataTexture: texture_2d<f32>,index: u32)->ClusteredLight {return ClusteredLight(
textureLoad(lightDataTexture,vec2u(0,index),0),
textureLoad(lightDataTexture,vec2u(1,index),0),
textureLoad(lightDataTexture,vec2u(2,index),0),
textureLoad(lightDataTexture,vec2u(3,index),0),
textureLoad(lightDataTexture,vec2u(4,index),0)
);}
fn getClusteredSliceIndex(sliceData: vec2f,viewDepth: f32)->i32 {return i32(log(viewDepth)*sliceData.x+sliceData.y);}
`;e.IncludesShadersStoreWGSL[o]||(e.IncludesShadersStoreWGSL[o]=c);const i="shadowsFragmentFunctions",d=`#ifdef SHADOWS
#ifndef SHADOWFLOAT
fn unpack(color: vec4f)->f32
{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);}
#endif
fn computeFallOff(value: f32,clipSpace: vec2f,frustumEdgeFalloff: f32)->f32
{var mask: f32=smoothstep(1.0-frustumEdgeFalloff,1.00000012,clamp(dot(clipSpace,clipSpace),0.,1.));return mix(value,1.0,mask);}
fn computeShadowCube(worldPos: vec3f,lightPosition: vec3f,shadowTexture: texture_cube<f32>,shadowSampler: sampler,darkness: f32,depthValues: vec2f)->f32
{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;
#ifndef SHADOWFLOAT
var shadow: f32=unpack(textureSample(shadowTexture,shadowSampler,directionToLight));
#else
var shadow: f32=textureSample(shadowTexture,shadowSampler,directionToLight).x;
#endif
return select(1.0,darkness,depth>shadow);}
fn computeShadowWithPoissonSamplingCube(worldPos: vec3f,lightPosition: vec3f,shadowTexture: texture_cube<f32>,shadowSampler: sampler,mapSize: f32,darkness: f32,depthValues: vec2f)->f32
{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);
#ifndef SHADOWFLOAT
if (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;};
#else
if (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;};
#endif
return min(1.0,visibility+darkness);}
fn computeShadowWithESMCube(worldPos: vec3f,lightPosition: vec3f,shadowTexture: texture_cube<f32>,shadowSampler: sampler,darkness: f32,depthScale: f32,depthValues: vec2f)->f32
{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;
#ifndef SHADOWFLOAT
var shadowMapSample: f32=unpack(textureSample(shadowTexture,shadowSampler,directionToLight));
#else
var shadowMapSample: f32=textureSample(shadowTexture,shadowSampler,directionToLight).x;
#endif
var esm: f32=1.0-clamp(exp(min(87.,depthScale*shadowPixelDepth))*shadowMapSample,0.,1.-darkness);return esm;}
fn computeShadowWithCloseESMCube(worldPos: vec3f,lightPosition: vec3f,shadowTexture: texture_cube<f32>,shadowSampler: sampler,darkness: f32,depthScale: f32,depthValues: vec2f)->f32
{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;
#ifndef SHADOWFLOAT
var shadowMapSample: f32=unpack(textureSample(shadowTexture,shadowSampler,directionToLight));
#else
var shadowMapSample: f32=textureSample(shadowTexture,shadowSampler,directionToLight).x;
#endif
var esm: f32=clamp(exp(min(87.,-depthScale*(shadowPixelDepth-shadowMapSample))),darkness,1.);return esm;}
fn computeShadowCSM(layer: i32,vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_2d_array<f32>,shadowSampler: sampler,darkness: f32,frustumEdgeFalloff: f32)->f32
{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);
#ifndef SHADOWFLOAT
var shadow: f32=unpack(textureSample(shadowTexture,shadowSampler,uv,layer));
#else
var shadow: f32=textureSample(shadowTexture,shadowSampler,uv,layer).x;
#endif
return select(1.,computeFallOff(darkness,clipSpace.xy,frustumEdgeFalloff),shadowPixelDepth>shadow );}
fn computeShadow(vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_2d<f32>,shadowSampler: sampler,darkness: f32,frustumEdgeFalloff: f32)->f32
{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)
{return 1.0;}
else
{var shadowPixelDepth: f32=clamp(depthMetric,0.,1.0);
#ifndef SHADOWFLOAT
var shadow: f32=unpack(textureSampleLevel(shadowTexture,shadowSampler,uv,0.));
#else
var shadow: f32=textureSampleLevel(shadowTexture,shadowSampler,uv,0.).x;
#endif
return select(1.,computeFallOff(darkness,clipSpace.xy,frustumEdgeFalloff),shadowPixelDepth>shadow );}}
fn computeShadowWithPoissonSampling(vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_2d<f32>,shadowSampler: sampler,mapSize: f32,darkness: f32,frustumEdgeFalloff: f32)->f32
{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)
{return 1.0;}
else
{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);
#ifndef SHADOWFLOAT
if (unpack(textureSampleLevel(shadowTexture,shadowSampler,uv+poissonDisk[0]*mapSize,0.))<shadowPixelDepth) {visibility-=0.25;}
if (unpack(textureSampleLevel(shadowTexture,shadowSampler,uv+poissonDisk[1]*mapSize,0.))<shadowPixelDepth) {visibility-=0.25;}
if (unpack(textureSampleLevel(shadowTexture,shadowSampler,uv+poissonDisk[2]*mapSize,0.))<shadowPixelDepth) {visibility-=0.25;}
if (unpack(textureSampleLevel(shadowTexture,shadowSampler,uv+poissonDisk[3]*mapSize,0.))<shadowPixelDepth) {visibility-=0.25;}
#else
if (textureSampleLevel(shadowTexture,shadowSampler,uv+poissonDisk[0]*mapSize,0.).x<shadowPixelDepth) {visibility-=0.25;}
if (textureSampleLevel(shadowTexture,shadowSampler,uv+poissonDisk[1]*mapSize,0.).x<shadowPixelDepth) {visibility-=0.25;}
if (textureSampleLevel(shadowTexture,shadowSampler,uv+poissonDisk[2]*mapSize,0.).x<shadowPixelDepth) {visibility-=0.25;}
if (textureSampleLevel(shadowTexture,shadowSampler,uv+poissonDisk[3]*mapSize,0.).x<shadowPixelDepth) {visibility-=0.25;}
#endif
return computeFallOff(min(1.0,visibility+darkness),clipSpace.xy,frustumEdgeFalloff);}}
fn computeShadowWithESM(vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_2d<f32>,shadowSampler: sampler,darkness: f32,depthScale: f32,frustumEdgeFalloff: f32)->f32
{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)
{return 1.0;}
else
{var shadowPixelDepth: f32=clamp(depthMetric,0.,1.0);
#ifndef SHADOWFLOAT
var shadowMapSample: f32=unpack(textureSampleLevel(shadowTexture,shadowSampler,uv,0.));
#else
var shadowMapSample: f32=textureSampleLevel(shadowTexture,shadowSampler,uv,0.).x;
#endif
var esm: f32=1.0-clamp(exp(min(87.,depthScale*shadowPixelDepth))*shadowMapSample,0.,1.-darkness);return computeFallOff(esm,clipSpace.xy,frustumEdgeFalloff);}}
fn computeShadowWithCloseESM(vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_2d<f32>,shadowSampler: sampler,darkness: f32,depthScale: f32,frustumEdgeFalloff: f32)->f32
{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)
{return 1.0;}
else
{var shadowPixelDepth: f32=clamp(depthMetric,0.,1.0); 
#ifndef SHADOWFLOAT
var shadowMapSample: f32=unpack(textureSampleLevel(shadowTexture,shadowSampler,uv,0.));
#else
var shadowMapSample: f32=textureSampleLevel(shadowTexture,shadowSampler,uv,0.).x;
#endif
var esm: f32=clamp(exp(min(87.,-depthScale*(shadowPixelDepth-shadowMapSample))),darkness,1.);return computeFallOff(esm,clipSpace.xy,frustumEdgeFalloff);}}
fn getZInClip(clipSpace: vec3f,uvDepth: vec3f)->f32
{
#ifdef IS_NDC_HALF_ZRANGE
return clipSpace.z;
#else
return uvDepth.z;
#endif
}
const GREATEST_LESS_THAN_ONE: f32=0.99999994;
#define DISABLE_UNIFORMITY_ANALYSIS
fn computeShadowWithCSMPCF1(layer: i32,vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_depth_2d_array,shadowSampler: sampler_comparison,darkness: f32,frustumEdgeFalloff: f32)->f32
{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);}
fn computeShadowWithCSMPCF3(layer: i32,vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_depth_2d_array,shadowSampler: sampler_comparison,shadowMapSizeAndInverse: vec2f,darkness: f32,frustumEdgeFalloff: f32)->f32
{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; 
uv+=0.5; 
var st: vec2f=fract(uv); 
var base_uv: vec2f=floor(uv)-0.5; 
base_uv*=shadowMapSizeAndInverse.y; 
var 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);}
fn computeShadowWithCSMPCF5(layer: i32,vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_depth_2d_array,shadowSampler: sampler_comparison,shadowMapSizeAndInverse: vec2f,darkness: f32,frustumEdgeFalloff: f32)->f32
{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; 
uv+=0.5; 
var st: vec2f=fract(uv); 
var base_uv: vec2f=floor(uv)-0.5; 
base_uv*=shadowMapSizeAndInverse.y; 
var 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);}
fn computeShadowWithPCF1(vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_depth_2d,shadowSampler: sampler_comparison,darkness: f32,frustumEdgeFalloff: f32)->f32
{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);}}
fn computeShadowWithPCF3(vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_depth_2d,shadowSampler: sampler_comparison,shadowMapSizeAndInverse: vec2f,darkness: f32,frustumEdgeFalloff: f32)->f32
{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; 
uv+=0.5; 
var st: vec2f=fract(uv); 
var base_uv: vec2f=floor(uv)-0.5; 
base_uv*=shadowMapSizeAndInverse.y; 
var 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);}}
fn computeShadowWithPCF5(vPositionFromLight: vec4f,depthMetric: f32,shadowTexture: texture_depth_2d,shadowSampler: sampler_comparison,shadowMapSizeAndInverse: vec2f,darkness: f32,frustumEdgeFalloff: f32)->f32
{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; 
uv+=0.5; 
var st: vec2f=fract(uv); 
var base_uv: vec2f=floor(uv)-0.5; 
base_uv*=shadowMapSizeAndInverse.y; 
var 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);}}
const PoissonSamplers32: array<vec3f,64>=array<vec3f,64> (
vec3f(0.06407013,0.05409927,0.),
vec3f(0.7366577,0.5789394,0.),
vec3f(-0.6270542,-0.5320278,0.),
vec3f(-0.4096107,0.8411095,0.),
vec3f(0.6849564,-0.4990818,0.),
vec3f(-0.874181,-0.04579735,0.),
vec3f(0.9989998,0.0009880066,0.),
vec3f(-0.004920578,-0.9151649,0.),
vec3f(0.1805763,0.9747483,0.),
vec3f(-0.2138451,0.2635818,0.),
vec3f(0.109845,0.3884785,0.),
vec3f(0.06876755,-0.3581074,0.),
vec3f(0.374073,-0.7661266,0.),
vec3f(0.3079132,-0.1216763,0.),
vec3f(-0.3794335,-0.8271583,0.),
vec3f(-0.203878,-0.07715034,0.),
vec3f(0.5912697,0.1469799,0.),
vec3f(-0.88069,0.3031784,0.),
vec3f(0.5040108,0.8283722,0.),
vec3f(-0.5844124,0.5494877,0.),
vec3f(0.6017799,-0.1726654,0.),
vec3f(-0.5554981,0.1559997,0.),
vec3f(-0.3016369,-0.3900928,0.),
vec3f(-0.5550632,-0.1723762,0.),
vec3f(0.925029,0.2995041,0.),
vec3f(-0.2473137,0.5538505,0.),
vec3f(0.9183037,-0.2862392,0.),
vec3f(0.2469421,0.6718712,0.),
vec3f(0.3916397,-0.4328209,0.),
vec3f(-0.03576927,-0.6220032,0.),
vec3f(-0.04661255,0.7995201,0.),
vec3f(0.4402924,0.3640312,0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.),
vec3f(0.)
);const PoissonSamplers64: array<vec3f,64>=array<vec3f,64> (
vec3f(-0.613392,0.617481,0.),
vec3f(0.170019,-0.040254,0.),
vec3f(-0.299417,0.791925,0.),
vec3f(0.645680,0.493210,0.),
vec3f(-0.651784,0.717887,0.),
vec3f(0.421003,0.027070,0.),
vec3f(-0.817194,-0.271096,0.),
vec3f(-0.705374,-0.668203,0.),
vec3f(0.977050,-0.108615,0.),
vec3f(0.063326,0.142369,0.),
vec3f(0.203528,0.214331,0.),
vec3f(-0.667531,0.326090,0.),
vec3f(-0.098422,-0.295755,0.),
vec3f(-0.885922,0.215369,0.),
vec3f(0.566637,0.605213,0.),
vec3f(0.039766,-0.396100,0.),
vec3f(0.751946,0.453352,0.),
vec3f(0.078707,-0.715323,0.),
vec3f(-0.075838,-0.529344,0.),
vec3f(0.724479,-0.580798,0.),
vec3f(0.222999,-0.215125,0.),
vec3f(-0.467574,-0.405438,0.),
vec3f(-0.248268,-0.814753,0.),
vec3f(0.354411,-0.887570,0.),
vec3f(0.175817,0.382366,0.),
vec3f(0.487472,-0.063082,0.),
vec3f(-0.084078,0.898312,0.),
vec3f(0.488876,-0.783441,0.),
vec3f(0.470016,0.217933,0.),
vec3f(-0.696890,-0.549791,0.),
vec3f(-0.149693,0.605762,0.),
vec3f(0.034211,0.979980,0.),
vec3f(0.503098,-0.308878,0.),
vec3f(-0.016205,-0.872921,0.),
vec3f(0.385784,-0.393902,0.),
vec3f(-0.146886,-0.859249,0.),
vec3f(0.643361,0.164098,0.),
vec3f(0.634388,-0.049471,0.),
vec3f(-0.688894,0.007843,0.),
vec3f(0.464034,-0.188818,0.),
vec3f(-0.440840,0.137486,0.),
vec3f(0.364483,0.511704,0.),
vec3f(0.034028,0.325968,0.),
vec3f(0.099094,-0.308023,0.),
vec3f(0.693960,-0.366253,0.),
vec3f(0.678884,-0.204688,0.),
vec3f(0.001801,0.780328,0.),
vec3f(0.145177,-0.898984,0.),
vec3f(0.062655,-0.611866,0.),
vec3f(0.315226,-0.604297,0.),
vec3f(-0.780145,0.486251,0.),
vec3f(-0.371868,0.882138,0.),
vec3f(0.200476,0.494430,0.),
vec3f(-0.494552,-0.711051,0.),
vec3f(0.612476,0.705252,0.),
vec3f(-0.578845,-0.768792,0.),
vec3f(-0.772454,-0.090976,0.),
vec3f(0.504440,0.372295,0.),
vec3f(0.155736,0.065157,0.),
vec3f(0.391522,0.849605,0.),
vec3f(-0.620106,-0.328104,0.),
vec3f(0.789239,-0.419965,0.),
vec3f(-0.545396,0.538133,0.),
vec3f(-0.178564,-0.596057,0.)
);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
{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);}
var 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);}
shadow/= 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);}
fn 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
{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;}
var 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);}
if (numBlocker<1.0) {return 1.0;}
var 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);}
shadow/= f32(pcfTapCount);shadow=mix(shadow,1.,depthMetric-avgBlockerDepth);shadow=mix(darkness,1.,shadow);return computeFallOff(shadow,clipSpace.xy,frustumEdgeFalloff);}
fn 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
{return computeShadowWithPCSS(vPositionFromLight,depthMetric,depthTexture,depthSampler,shadowTexture,shadowSampler,shadowMapSizeInverse,lightSizeUV,darkness,frustumEdgeFalloff,16,16,PoissonSamplers32);}
fn 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
{return computeShadowWithPCSS(vPositionFromLight,depthMetric,depthTexture,depthSampler,shadowTexture,shadowSampler,shadowMapSizeInverse,lightSizeUV,darkness,frustumEdgeFalloff,16,32,PoissonSamplers32);}
fn 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
{return computeShadowWithPCSS(vPositionFromLight,depthMetric,depthTexture,depthSampler,shadowTexture,shadowSampler,shadowMapSizeInverse,lightSizeUV,darkness,frustumEdgeFalloff,32,64,PoissonSamplers64);}
fn 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
{return computeShadowWithCSMPCSS(layer,vPositionFromLight,depthMetric,depthTexture,depthSampler,shadowTexture,shadowSampler,shadowMapSizeInverse,lightSizeUV,darkness,frustumEdgeFalloff,16,16,PoissonSamplers32,lightSizeUVCorrection,depthCorrection,penumbraDarkness);}
fn 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
{return computeShadowWithCSMPCSS(layer,vPositionFromLight,depthMetric,depthTexture,depthSampler,shadowTexture,shadowSampler,shadowMapSizeInverse,lightSizeUV,darkness,frustumEdgeFalloff,16,32,PoissonSamplers32,lightSizeUVCorrection,depthCorrection,penumbraDarkness);}
fn 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
{return computeShadowWithCSMPCSS(layer,vPositionFromLight,depthMetric,depthTexture,depthSampler,shadowTexture,shadowSampler,shadowMapSizeInverse,lightSizeUV,darkness,frustumEdgeFalloff,32,64,PoissonSamplers64,lightSizeUVCorrection,depthCorrection,penumbraDarkness);}
#endif
`;e.IncludesShadersStoreWGSL[i]||(e.IncludesShadersStoreWGSL[i]=d);
