#include "LightRendering.h"
#include "RendererModule.h"
#include "DeferredShadingRenderer.h"
#include "ScenePrivate.h"
#include "PostProcess/SceneFilterRendering.h"
#include "PipelineStateCache.h"
#include "ClearQuad.h"
#include "Engine/SubsurfaceProfile.h"
#include "ShowFlags.h"
#include "VisualizeTexture.h"
#include "RayTracing/RaytracingOptions.h"
#include "SceneTextureParameters.h"
#include "HairStrands/HairStrandsRendering.h"
#include "ScreenPass.h"
#include "SkyAtmosphereRendering.h"
#include "VolumetricCloudRendering.h"
#include "Substrate/Substrate.h"
#include "VirtualShadowMaps/VirtualShadowMapProjection.h"
#include "HairStrands/HairStrandsData.h"
#include "AnisotropyRendering.h"
#include "Shadows/ShadowSceneRenderer.h"
#include "RenderCore.h"
#include "BasePassRendering.h"
#include "MobileBasePassRendering.h"
#include "TranslucentLighting.h"
#include "MegaLights/MegaLights.h"
#include "LightFunctionAtlas.h"
#include "HeterogeneousVolumes/HeterogeneousVolumes.h"
#include "Materials/MaterialRenderProxy.h"
#include "RHIResourceUtils.h"
#include "RectLightSceneProxy.h"
#include "Shadows/FirstPersonSelfShadow.h"
#include "PSOPrecacheValidation.h"

Classes
class	FStencilConeIndexBuffer

class	FStencilConeVertexBuffer

class	FDeferredLightHairVS

class	FDeferredLightPS

class	FDeferredLightOverlapPS

class	FCopyStencilToLightingChannelsPS

Macros
#define	ENABLE_DEBUG_DISCARD_PROP 1

Enumerations
enum class	ELightSourceShape { Directional , Capsule , Rect , MAX }

Functions
	DECLARE_GPU_DRAWCALL_STAT (Lights)

	IMPLEMENT_TYPE_LAYOUT (FLightFunctionSharedParameters)

	IMPLEMENT_TYPE_LAYOUT (FStencilingGeometryShaderParameters)

	IMPLEMENT_TYPE_LAYOUT (FOnePassPointShadowProjectionShaderParameters)

	IMPLEMENT_TYPE_LAYOUT (FShadowProjectionShaderParameters)

	IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT (FDeferredLightUniformStruct, "DeferredLightUniforms")

	DECLARE_DWORD_COUNTER_STAT (TEXT("VSM Light Projections (Local One Pass Fast)"), STAT_VSMLocalProjectionOnePassFast, STATGROUP_ShadowRendering)

void	GetLightContactShadowParameters (const FLightSceneProxy *Proxy, float &OutLength, bool &bOutLengthInWS, float &OutCastingIntensity, float &OutNonCastingIntensity)

uint32	GetShadowedBits (const FSceneView &View, const FLightSceneInfo &LightSceneInfo, bool bUseLightFunctionAtlas)

FDeferredLightUniformStruct	GetDeferredLightParameters (const FSceneView &View, const FLightSceneInfo &LightSceneInfo, bool bUseLightFunctionAtlas, uint32 LightFlags)

FDeferredLightUniformStruct	GetSimpleDeferredLightParameters (const FSceneView &View, const FSimpleLightEntry &SimpleLight, const FVector &LightWorldPosition)

FDeferredLightUniformStruct	GetSimpleDeferredLightParameters (const FSceneView &View, const FSimpleLightEntry &SimpleLight, const FSimpleLightPerViewEntry &SimpleLightPerViewData)

ELightOcclusionType	GetLightOcclusionType (const FLightSceneProxy &Proxy, const FSceneViewFamily &ViewFamily)

ELightOcclusionType	GetLightOcclusionType (const FLightSceneInfoCompact &LightInfo, const FSceneViewFamily &ViewFamily)

float	GetLightFadeFactor (const FSceneView &View, const FLightSceneProxy *Proxy)

	IMPLEMENT_GLOBAL_SHADER (FDeferredLightVS, "/Engine/Private/DeferredLightVertexShaders.usf", "VertexMain", SF_Vertex)

	IMPLEMENT_GLOBAL_SHADER (FDeferredLightHairVS, "/Engine/Private/DeferredLightVertexShaders.usf", "HairVertexMain", SF_Vertex)

	IMPLEMENT_GLOBAL_SHADER (FDeferredLightPS, "/Engine/Private/DeferredLightPixelShaders.usf", "DeferredLightPixelMain", SF_Pixel)

	IMPLEMENT_GLOBAL_SHADER (FDeferredLightOverlapPS, "/Engine/Private/StationaryLightOverlapShaders.usf", "OverlapPixelMain", SF_Pixel)

uint32	GetShadowQuality ()

bool	CanLightUsesAtlasForUnbatchedLight (ERHIFeatureLevel::Type FeatureLevel, const FLightSceneProxy *Proxy)

FHairStrandsTransmittanceMaskData	CreateDummyHairStrandsTransmittanceMaskData (FRDGBuilder &GraphBuilder, FGlobalShaderMap *ShaderMap)

template<ECompareFunction CompareFunction>
void	GetSubstrateTiledDepthStencilState (ESubstrateTileType InTileType, FGraphicsPipelineStateInitializer &GraphicsPSOInit, uint32 &OutStencilRef)

void	GetSubstrateTiledDepthStencilStateNoDepthTest (ESubstrateTileType InTileType, FGraphicsPipelineStateInitializer &GraphicsPSOInit, uint32 &OutStencilRef)

uint32	SetupLightGraphicsPSOState (bool bDirectional, bool bCameraInsideLightGeometry, bool bReverseCulling, ESubstrateTileType SubstrateTileMaterialType, FGraphicsPipelineStateInitializer &GraphicsPSOInit, EShaderPlatform ShaderPlatform)

void	SetupLightForHairGraphicsPSOState (FGraphicsPipelineStateInitializer &GraphicsPSOInit)

	IMPLEMENT_GLOBAL_SHADER (FCopyStencilToLightingChannelsPS, "/Engine/Private/DownsampleDepthPixelShader.usf", "CopyStencilToLightingChannelsPS", SF_Pixel)

void	DeferredLightGlobalPSOCollector (const FSceneTexturesConfig &SceneTexturesConfig, int32 GlobalPSOCollectorIndex, TArray< FPSOPrecacheData > &PSOInitializers)

Variables
TGlobalResource< FStencilConeIndexBuffer >	GStencilConeIndexBuffer

TGlobalResource< FStencilConeVertexBuffer >	GStencilConeVertexBuffer

int32	GbEnableAsyncComputeTranslucencyLightingVolumeClear

FRegisterGlobalPSOCollectorFunction RegisterDeferredLightGlobalPSOCollector &	DeferredLightGlobalPSOCollector

Macro Definition Documentation

◆ ENABLE_DEBUG_DISCARD_PROP

#define ENABLE_DEBUG_DISCARD_PROP 1

Enumeration Type Documentation

◆ ELightSourceShape

enum class ELightSourceShape

strong

Enumerator
Directional
Capsule
Rect
MAX

Function Documentation

◆ CanLightUsesAtlasForUnbatchedLight()

bool CanLightUsesAtlasForUnbatchedLight	(	ERHIFeatureLevel::Type	FeatureLevel,
		const FLightSceneProxy *	Proxy
	)

◆ CreateDummyHairStrandsTransmittanceMaskData()

FHairStrandsTransmittanceMaskData CreateDummyHairStrandsTransmittanceMaskData	(	FRDGBuilder &	GraphBuilder,
		FGlobalShaderMap *	ShaderMap
	)

◆ DECLARE_DWORD_COUNTER_STAT()

DECLARE_DWORD_COUNTER_STAT	(	TEXT("VSM Light Projections (Local One Pass Fast)")	,
		STAT_VSMLocalProjectionOnePassFast	,
		STATGROUP_ShadowRendering
	)

◆ DECLARE_GPU_DRAWCALL_STAT()

DECLARE_GPU_DRAWCALL_STAT ( Lights )

◆ DeferredLightGlobalPSOCollector()

void DeferredLightGlobalPSOCollector	(	const FSceneTexturesConfig &	SceneTexturesConfig,
		int32	GlobalPSOCollectorIndex,
		TArray< FPSOPrecacheData > &	PSOInitializers
	)

◆ GetDeferredLightParameters()

FDeferredLightUniformStruct GetDeferredLightParameters	(	const FSceneView &	View,
		const FLightSceneInfo &	LightSceneInfo,
		bool	bUseLightFunctionAtlas,
		uint32	LightFlags
	)

◆ GetLightContactShadowParameters()

void GetLightContactShadowParameters	(	const FLightSceneProxy *	Proxy,
		float &	OutLength,
		bool &	bOutLengthInWS,
		float &	OutCastingIntensity,
		float &	OutNonCastingIntensity
	)

◆ GetLightFadeFactor()

float GetLightFadeFactor	(	const FSceneView &	View,
		const FLightSceneProxy *	Proxy
	)

◆ GetLightOcclusionType() [1/2]

ELightOcclusionType GetLightOcclusionType	(	const FLightSceneInfoCompact &	LightInfo,
		const FSceneViewFamily &	ViewFamily
	)

◆ GetLightOcclusionType() [2/2]

ELightOcclusionType GetLightOcclusionType	(	const FLightSceneProxy &	Proxy,
		const FSceneViewFamily &	ViewFamily
	)

◆ GetShadowedBits()

uint32 GetShadowedBits	(	const FSceneView &	View,
		const FLightSceneInfo &	LightSceneInfo,
		bool	bUseLightFunctionAtlas
	)

◆ GetShadowQuality()

uint32 GetShadowQuality ( )

◆ GetSimpleDeferredLightParameters() [1/2]

FDeferredLightUniformStruct GetSimpleDeferredLightParameters	(	const FSceneView &	View,
		const FSimpleLightEntry &	SimpleLight,
		const FSimpleLightPerViewEntry &	SimpleLightPerViewData
	)

◆ GetSimpleDeferredLightParameters() [2/2]

FDeferredLightUniformStruct GetSimpleDeferredLightParameters	(	const FSceneView &	View,
		const FSimpleLightEntry &	SimpleLight,
		const FVector &	LightWorldPosition
	)

◆ GetSubstrateTiledDepthStencilState()

template<ECompareFunction CompareFunction>

void GetSubstrateTiledDepthStencilState	(	ESubstrateTileType	InTileType,
		FGraphicsPipelineStateInitializer &	GraphicsPSOInit,
		uint32 &	OutStencilRef
	)

◆ GetSubstrateTiledDepthStencilStateNoDepthTest()

void GetSubstrateTiledDepthStencilStateNoDepthTest	(	ESubstrateTileType	InTileType,
		FGraphicsPipelineStateInitializer &	GraphicsPSOInit,
		uint32 &	OutStencilRef
	)

◆ IMPLEMENT_GLOBAL_SHADER() [1/5]

IMPLEMENT_GLOBAL_SHADER	(	FCopyStencilToLightingChannelsPS	,
		"/Engine/Private/DownsampleDepthPixelShader.usf"	,
		"CopyStencilToLightingChannelsPS"	,
		SF_Pixel
	)

◆ IMPLEMENT_GLOBAL_SHADER() [2/5]

IMPLEMENT_GLOBAL_SHADER	(	FDeferredLightHairVS	,
		"/Engine/Private/DeferredLightVertexShaders.usf"	,
		"HairVertexMain"	,
		SF_Vertex
	)

◆ IMPLEMENT_GLOBAL_SHADER() [3/5]

IMPLEMENT_GLOBAL_SHADER	(	FDeferredLightOverlapPS	,
		"/Engine/Private/StationaryLightOverlapShaders.usf"	,
		"OverlapPixelMain"	,
		SF_Pixel
	)

◆ IMPLEMENT_GLOBAL_SHADER() [4/5]

IMPLEMENT_GLOBAL_SHADER	(	FDeferredLightPS	,
		"/Engine/Private/DeferredLightPixelShaders.usf"	,
		"DeferredLightPixelMain"	,
		SF_Pixel
	)

◆ IMPLEMENT_GLOBAL_SHADER() [5/5]

IMPLEMENT_GLOBAL_SHADER	(	FDeferredLightVS	,
		"/Engine/Private/DeferredLightVertexShaders.usf"	,
		"VertexMain"	,
		SF_Vertex
	)

◆ IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT()

IMPLEMENT_GLOBAL_SHADER_PARAMETER_STRUCT	(	FDeferredLightUniformStruct	,
		"DeferredLightUniforms"
	)

◆ IMPLEMENT_TYPE_LAYOUT() [1/4]

IMPLEMENT_TYPE_LAYOUT ( FLightFunctionSharedParameters )

◆ IMPLEMENT_TYPE_LAYOUT() [2/4]

IMPLEMENT_TYPE_LAYOUT ( FOnePassPointShadowProjectionShaderParameters )

◆ IMPLEMENT_TYPE_LAYOUT() [3/4]

IMPLEMENT_TYPE_LAYOUT ( FShadowProjectionShaderParameters )

◆ IMPLEMENT_TYPE_LAYOUT() [4/4]

IMPLEMENT_TYPE_LAYOUT ( FStencilingGeometryShaderParameters )

◆ SetupLightForHairGraphicsPSOState()

void SetupLightForHairGraphicsPSOState ( FGraphicsPipelineStateInitializer & GraphicsPSOInit )

Shader parameters for Standard Deferred Light for HairStrands pass.

◆ SetupLightGraphicsPSOState()

uint32 SetupLightGraphicsPSOState	(	bool	bDirectional,
		bool	bCameraInsideLightGeometry,
		bool	bReverseCulling,
		ESubstrateTileType	SubstrateTileMaterialType,
		FGraphicsPipelineStateInitializer &	GraphicsPSOInit,
		EShaderPlatform	ShaderPlatform
	)

Variable Documentation

◆ DeferredLightGlobalPSOCollector

FRegisterGlobalPSOCollectorFunction RegisterDeferredLightGlobalPSOCollector& DeferredLightGlobalPSOCollector

◆ GbEnableAsyncComputeTranslucencyLightingVolumeClear

int32 GbEnableAsyncComputeTranslucencyLightingVolumeClear

extern

◆ GStencilConeIndexBuffer

TGlobalResource<FStencilConeIndexBuffer> GStencilConeIndexBuffer

The stencil cone index buffer.

◆ GStencilConeVertexBuffer

TGlobalResource<FStencilConeVertexBuffer> GStencilConeVertexBuffer

The (dummy) stencil cone vertex buffer.

Classes

Macros

Enumerations

Functions

Variables