#include "HairStrandsTransmittance.h"
#include "HairStrandsLUT.h"
#include "HairStrandsDeepShadow.h"
#include "HairStrandsVoxelization.h"
#include "HairStrandsRendering.h"
#include "BasePassRendering.h"
#include "Shader.h"
#include "GlobalShader.h"
#include "ShaderParameters.h"
#include "ShaderParameterStruct.h"
#include "SceneTextureParameters.h"
#include "RenderGraphUtils.h"
#include "PostProcess/PostProcessing.h"
#include "PostProcess/SceneFilterRendering.h"
#include "ShaderPrintParameters.h"
#include "LightSceneInfo.h"
#include "ShaderPrint.h"

Classes
struct	FHairStrandsTransmittanceLightParams

class	FHairStrandsClearTransmittanceMaskCS

class	FHairStrandsVoxelTransmittanceMaskCS

class	FHairStrandsDeepShadowTransmittanceMaskCS

struct	FHairStrandsDeepShadowTransmittanceLightParams

class	FHairStrandsVoxelShadowMaskPS

class	FHairStrandsDeepShadowMaskPS

struct	FHairStrandsDeepShadowParams

Enumerations
enum class	EHairTransmittancePassType : uint8 { PerLight , OnePass }

Functions
FVector4f	ComputeDeepShadowLayerDepths (float LayerDistribution)

	IMPLEMENT_GLOBAL_SHADER (FHairStrandsClearTransmittanceMaskCS, "/Engine/Private/HairStrands/HairStrandsDeepTransmittanceMask.usf", "MainCS", SF_Compute)

FHairStrandsTransmittanceMaskData	CreateDummyHairStrandsTransmittanceMaskData (FRDGBuilder &GraphBuilder, FGlobalShaderMap *ShaderMap)

	IMPLEMENT_GLOBAL_SHADER (FHairStrandsVoxelTransmittanceMaskCS, "/Engine/Private/HairStrands/HairStrandsDeepTransmittanceMask.usf", "MainCS", SF_Compute)

	IMPLEMENT_GLOBAL_SHADER (FHairStrandsDeepShadowTransmittanceMaskCS, "/Engine/Private/HairStrands/HairStrandsDeepTransmittanceMask.usf", "MainCS", SF_Compute)

	IMPLEMENT_GLOBAL_SHADER (FHairStrandsVoxelShadowMaskPS, "/Engine/Private/HairStrands/HairStrandsDeepShadowMask.usf", "MainPS", SF_Pixel)

	IMPLEMENT_GLOBAL_SHADER (FHairStrandsDeepShadowMaskPS, "/Engine/Private/HairStrands/HairStrandsDeepShadowMask.usf", "MainPS", SF_Pixel)

FHairStrandsTransmittanceMaskData	RenderHairStrandsOnePassTransmittanceMask (FRDGBuilder &GraphBuilder, const FViewInfo &View, int32 ViewIndex, FRDGTextureRef ShadowMaskBits, FVirtualShadowMapArray &VirtualShadowMapArray)
	Output hair transmittance per hair sample for all lights using the forward cluster lights.

FHairStrandsTransmittanceMaskData	RenderHairStrandsTransmittanceMask (FRDGBuilder &GraphBuilder, const FViewInfo &View, int32 ViewIndex, const FLightSceneInfo *LightSceneInfo, const bool bProjectingForForwardShading, FRDGTextureRef ScreenShadowMaskSubPixelTexture)

void	RenderHairStrandsShadowMask (FRDGBuilder &GraphBuilder, const TArray< FViewInfo > &Views, const FLightSceneInfo *LightSceneInfo, const TArrayView< FVisibleLightInfo > &VisibleLightInfos, const bool bProjectingForForwardShading, FRDGTextureRef OutShadowMask)
	Write opaque hair shadow onto screen shadow mask to have fine hair details cast onto opaque geometries.

void	RenderHairStrandsDeepShadowMask (FRDGBuilder &GraphBuilder, const TArray< FViewInfo > &Views, const FLightSceneInfo *LightSceneInfo, const TArrayView< FVisibleLightInfo > &VisibleLightInfos, FRDGTextureRef OutShadowMask)
	Write opaque hair shadow onto screen shadow mask to have fine hair details cast onto opaque geometries (deep shadow caster only)

Enumeration Type Documentation

◆ EHairTransmittancePassType

enum class EHairTransmittancePassType : uint8

strong

Enumerator
PerLight
OnePass

Function Documentation

◆ ComputeDeepShadowLayerDepths()

FVector4f ComputeDeepShadowLayerDepths ( float LayerDistribution )

◆ CreateDummyHairStrandsTransmittanceMaskData()

FHairStrandsTransmittanceMaskData CreateDummyHairStrandsTransmittanceMaskData	(	FRDGBuilder &	GraphBuilder,
		FGlobalShaderMap *	ShaderMap
	)

◆ IMPLEMENT_GLOBAL_SHADER() [1/5]

IMPLEMENT_GLOBAL_SHADER	(	FHairStrandsClearTransmittanceMaskCS	,
		"/Engine/Private/HairStrands/HairStrandsDeepTransmittanceMask.usf"	,
		"MainCS"	,
		SF_Compute
	)

◆ IMPLEMENT_GLOBAL_SHADER() [2/5]

IMPLEMENT_GLOBAL_SHADER	(	FHairStrandsDeepShadowMaskPS	,
		"/Engine/Private/HairStrands/HairStrandsDeepShadowMask.usf"	,
		"MainPS"	,
		SF_Pixel
	)

◆ IMPLEMENT_GLOBAL_SHADER() [3/5]

IMPLEMENT_GLOBAL_SHADER	(	FHairStrandsDeepShadowTransmittanceMaskCS	,
		"/Engine/Private/HairStrands/HairStrandsDeepTransmittanceMask.usf"	,
		"MainCS"	,
		SF_Compute
	)

◆ IMPLEMENT_GLOBAL_SHADER() [4/5]

IMPLEMENT_GLOBAL_SHADER	(	FHairStrandsVoxelShadowMaskPS	,
		"/Engine/Private/HairStrands/HairStrandsDeepShadowMask.usf"	,
		"MainPS"	,
		SF_Pixel
	)

◆ IMPLEMENT_GLOBAL_SHADER() [5/5]

IMPLEMENT_GLOBAL_SHADER	(	FHairStrandsVoxelTransmittanceMaskCS	,
		"/Engine/Private/HairStrands/HairStrandsDeepTransmittanceMask.usf"	,
		"MainCS"	,
		SF_Compute
	)

◆ RenderHairStrandsDeepShadowMask()

void RenderHairStrandsDeepShadowMask	(	FRDGBuilder &	GraphBuilder,
		const TArray< FViewInfo > &	Views,
		const FLightSceneInfo *	LightSceneInfo,
		const TArrayView< FVisibleLightInfo > &	VisibleLightInfos,
		FRDGTextureRef	OutShadowMask
	)

Write opaque hair shadow onto screen shadow mask to have fine hair details cast onto opaque geometries (deep shadow caster only)

◆ RenderHairStrandsOnePassTransmittanceMask()

FHairStrandsTransmittanceMaskData RenderHairStrandsOnePassTransmittanceMask	(	FRDGBuilder &	GraphBuilder,
		const FViewInfo &	View,
		int32	ViewIndex,
		FRDGTextureRef	ShadowMaskBits,
		FVirtualShadowMapArray &	VirtualShadowMapArray
	)

Output hair transmittance per hair sample for all lights using the forward cluster lights.

◆ RenderHairStrandsShadowMask()

void RenderHairStrandsShadowMask	(	FRDGBuilder &	GraphBuilder,
		const TArray< FViewInfo > &	Views,
		const FLightSceneInfo *	LightSceneInfo,
		const TArrayView< FVisibleLightInfo > &	VisibleLightInfos,
		const bool	bProjectingForForwardShading,
		FRDGTextureRef	OutShadowMask
	)

Write opaque hair shadow onto screen shadow mask to have fine hair details cast onto opaque geometries.

◆ RenderHairStrandsTransmittanceMask()

FHairStrandsTransmittanceMaskData RenderHairStrandsTransmittanceMask	(	FRDGBuilder &	GraphBuilder,
		const FViewInfo &	View,
		int32	ViewIndex,
		const FLightSceneInfo *	LightSceneInfo,
		const bool	bProjectingForForwardShading,
		FRDGTextureRef	ScreenShadowMaskSubPixelTexture
	)

Classes

Enumerations

Functions