#include "LumenTranslucencyVolumeLighting.h"
#include "RendererPrivate.h"
#include "ScenePrivate.h"
#include "SceneUtils.h"
#include "PipelineStateCache.h"
#include "ShaderParameterStruct.h"
#include "VolumeLighting.h"
#include "DistanceFieldLightingShared.h"
#include "LumenMeshCards.h"
#include "Math/Halton.h"
#include "DistanceFieldAmbientOcclusion.h"
#include "LumenTracingUtils.h"
#include "LumenRadianceCache.h"

Classes
class	FMarkRadianceProbesUsedByTranslucencyVolumeCS

class	FTranslucencyVolumeTraceVoxelsCS

class	FTranslucencyVolumeSpatialSeparableFilterCS

class	FTranslucencyVolumeIntegrateCS

Namespaces
namespace	LumenTranslucencyVolume

namespace	LumenTranslucencyVolumeRadianceCache

Functions
float	LumenTranslucencyVolume::GetEndDistanceFromCamera (const FViewInfo &View)

int32	LumenTranslucencyVolumeRadianceCache::GetNumClipmaps (float DistanceToCover)

int32	LumenTranslucencyVolumeRadianceCache::GetClipmapGridResolution ()

int32	LumenTranslucencyVolumeRadianceCache::GetProbeResolution ()

int32	LumenTranslucencyVolumeRadianceCache::GetNumMipmaps ()

int32	LumenTranslucencyVolumeRadianceCache::GetFinalProbeResolution ()

int32	LumenTranslucencyVolumeRadianceCache::GetProbeAtlasResolutionInProbes ()

LumenRadianceCache::FRadianceCacheInputs	LumenTranslucencyVolumeRadianceCache::SetupRadianceCacheInputs (const FViewInfo &View)

FRDGTextureRef	OrDefault2dTextureIfNull (FRDGBuilder &GraphBuilder, FRDGTextureRef Texture)

FRDGTextureRef	OrDefault2dArrayTextureIfNull (FRDGBuilder &GraphBuilder, FRDGTextureRef Texture)

FRDGTextureRef	OrDefault3dTextureIfNull (FRDGBuilder &GraphBuilder, FRDGTextureRef Texture)

FRDGTextureRef	OrDefault3dUintTextureIfNull (FRDGBuilder &GraphBuilder, FRDGTextureRef Texture)

float	GetLumenReflectionSpecularScale ()

float	GetLumenReflectionContrast ()

FLumenTranslucencyLightingParameters	GetLumenTranslucencyLightingParameters (FRDGBuilder &GraphBuilder, const FLumenTranslucencyGIVolume &LumenTranslucencyGIVolume, const FLumenFrontLayerTranslucency &LumenFrontLayerTranslucency)

void	GetTranslucencyGridZParams (float NearPlane, float FarPlane, FVector &OutZParams, int32 &OutGridSizeZ)

FVector	TranslucencyVolumeTemporalRandom (uint32 FrameNumber)

	IMPLEMENT_GLOBAL_SHADER (FMarkRadianceProbesUsedByTranslucencyVolumeCS, "/Engine/Private/Lumen/LumenTranslucencyVolumeLighting.usf", "MarkRadianceProbesUsedByTranslucencyVolumeCS", SF_Compute)

	IMPLEMENT_GLOBAL_SHADER (FTranslucencyVolumeTraceVoxelsCS, "/Engine/Private/Lumen/LumenTranslucencyVolumeLighting.usf", "TranslucencyVolumeTraceVoxelsCS", SF_Compute)

	IMPLEMENT_GLOBAL_SHADER (FTranslucencyVolumeSpatialSeparableFilterCS, "/Engine/Private/Lumen/LumenTranslucencyVolumeLighting.usf", "TranslucencyVolumeSpatialSeparableFilterCS", SF_Compute)

	IMPLEMENT_GLOBAL_SHADER (FTranslucencyVolumeIntegrateCS, "/Engine/Private/Lumen/LumenTranslucencyVolumeLighting.usf", "TranslucencyVolumeIntegrateCS", SF_Compute)

void	TraceVoxelsTranslucencyVolume (FRDGBuilder &GraphBuilder, const FViewInfo &View, bool bDynamicSkyLight, const FLumenCardTracingParameters &TracingParameters, LumenRadianceCache::FRadianceCacheInterpolationParameters RadianceCacheParameters, FLumenTranslucencyLightingVolumeParameters VolumeParameters, FLumenTranslucencyLightingVolumeTraceSetupParameters TraceSetupParameters, FRDGTextureRef VolumeTraceRadiance, FRDGTextureRef VolumeTraceHitDistance, ERDGPassFlags ComputePassFlags)

Variables
TAutoConsoleVariable< int32 >	CVarLumenTranslucencyVolume (TEXT("r.Lumen.TranslucencyVolume.Enable"), 1, TEXT(""), ECVF_Scalability\|ECVF_RenderThreadSafe)

TAutoConsoleVariable< int32 >	CVarLumenTranslucencyVolumeTemporalMaxRayDirections (TEXT("r.Lumen.TranslucencyVolume.Temporal.MaxRayDirections"), 8, TEXT("Number of possible random directions from froxel center when sampling the lumen scene."), ECVF_Scalability\|ECVF_RenderThreadSafe)

Function Documentation

◆ GetLumenReflectionContrast()

float GetLumenReflectionContrast ( )

◆ GetLumenReflectionSpecularScale()

float GetLumenReflectionSpecularScale ( )

◆ GetLumenTranslucencyLightingParameters()

FLumenTranslucencyLightingParameters GetLumenTranslucencyLightingParameters	(	FRDGBuilder &	GraphBuilder,
		const FLumenTranslucencyGIVolume &	LumenTranslucencyGIVolume,
		const FLumenFrontLayerTranslucency &	LumenFrontLayerTranslucency
	)

◆ GetTranslucencyGridZParams()

void GetTranslucencyGridZParams	(	float	NearPlane,
		float	FarPlane,
		FVector &	OutZParams,
		int32 &	OutGridSizeZ
	)

◆ IMPLEMENT_GLOBAL_SHADER() [1/4]

IMPLEMENT_GLOBAL_SHADER	(	FMarkRadianceProbesUsedByTranslucencyVolumeCS	,
		"/Engine/Private/Lumen/LumenTranslucencyVolumeLighting.usf"	,
		"MarkRadianceProbesUsedByTranslucencyVolumeCS"	,
		SF_Compute
	)

◆ IMPLEMENT_GLOBAL_SHADER() [2/4]

IMPLEMENT_GLOBAL_SHADER	(	FTranslucencyVolumeIntegrateCS	,
		"/Engine/Private/Lumen/LumenTranslucencyVolumeLighting.usf"	,
		"TranslucencyVolumeIntegrateCS"	,
		SF_Compute
	)

◆ IMPLEMENT_GLOBAL_SHADER() [3/4]

IMPLEMENT_GLOBAL_SHADER	(	FTranslucencyVolumeSpatialSeparableFilterCS	,
		"/Engine/Private/Lumen/LumenTranslucencyVolumeLighting.usf"	,
		"TranslucencyVolumeSpatialSeparableFilterCS"	,
		SF_Compute
	)

◆ IMPLEMENT_GLOBAL_SHADER() [4/4]

IMPLEMENT_GLOBAL_SHADER	(	FTranslucencyVolumeTraceVoxelsCS	,
		"/Engine/Private/Lumen/LumenTranslucencyVolumeLighting.usf"	,
		"TranslucencyVolumeTraceVoxelsCS"	,
		SF_Compute
	)

◆ OrDefault2dArrayTextureIfNull()

FRDGTextureRef OrDefault2dArrayTextureIfNull	(	FRDGBuilder &	GraphBuilder,
		FRDGTextureRef	Texture
	)

◆ OrDefault2dTextureIfNull()

FRDGTextureRef OrDefault2dTextureIfNull	(	FRDGBuilder &	GraphBuilder,
		FRDGTextureRef	Texture
	)

◆ OrDefault3dTextureIfNull()

FRDGTextureRef OrDefault3dTextureIfNull	(	FRDGBuilder &	GraphBuilder,
		FRDGTextureRef	Texture
	)

◆ OrDefault3dUintTextureIfNull()

FRDGTextureRef OrDefault3dUintTextureIfNull	(	FRDGBuilder &	GraphBuilder,
		FRDGTextureRef	Texture
	)

◆ TraceVoxelsTranslucencyVolume()

void TraceVoxelsTranslucencyVolume	(	FRDGBuilder &	GraphBuilder,
		const FViewInfo &	View,
		bool	bDynamicSkyLight,
		const FLumenCardTracingParameters &	TracingParameters,
		LumenRadianceCache::FRadianceCacheInterpolationParameters	RadianceCacheParameters,
		FLumenTranslucencyLightingVolumeParameters	VolumeParameters,
		FLumenTranslucencyLightingVolumeTraceSetupParameters	TraceSetupParameters,
		FRDGTextureRef	VolumeTraceRadiance,
		FRDGTextureRef	VolumeTraceHitDistance,
		ERDGPassFlags	ComputePassFlags
	)

◆ TranslucencyVolumeTemporalRandom()

FVector TranslucencyVolumeTemporalRandom ( uint32 FrameNumber )

Variable Documentation

◆ CVarLumenTranslucencyVolume

TAutoConsoleVariable< int32 > CVarLumenTranslucencyVolume(TEXT("r.Lumen.TranslucencyVolume.Enable"), 1, TEXT(""), ECVF_Scalability\|ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.TranslucencyVolume.Enable")	,
		1	,
		TEXT("")	,
		ECVF_Scalability\|	ECVF_RenderThreadSafe
	)

◆ CVarLumenTranslucencyVolumeTemporalMaxRayDirections

TAutoConsoleVariable< int32 > CVarLumenTranslucencyVolumeTemporalMaxRayDirections(TEXT("r.Lumen.TranslucencyVolume.Temporal.MaxRayDirections"), 8, TEXT("Number of possible random directions from froxel center when sampling the lumen scene."), ECVF_Scalability\|ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.TranslucencyVolume.Temporal.MaxRayDirections")	,
		8	,
		TEXT("Number of possible random directions from froxel center when sampling the lumen scene.")	,
		ECVF_Scalability\|	ECVF_RenderThreadSafe
	)

Classes

Namespaces

Functions

Variables