FLumenSceneData Class Reference

#include <LumenSceneData.h>

Classes
struct	FFeedbackData

Public Member Functions
	FLumenSceneData (EShaderPlatform ShaderPlatform, EWorldType::Type WorldType)
	FLumenSceneData (bool bInTrackAllPrimitives)
	~FLumenSceneData ()
void	UpdatePrimitiveInstanceOffset (int32 PrimitiveIndex)
void	ResetAndConsolidate ()
void	AddMeshCards (int32 PrimitiveGroupIndex)
void	UpdateMeshCards (const FMatrix &LocalToWorld, int32 MeshCardsIndex, const FMeshCardsBuildData &MeshCardsBuildData)
void	InvalidateSurfaceCache (FRHIGPUMask GPUMask, int32 MeshCardsIndex)
void	RemoveMeshCards (int32 PrimitiveGroupIndex, bool bUpdateCullingInfo=true)
void	RemoveCardFromAtlas (int32 CardIndex)
bool	HasPendingOperations () const
void	DumpStats (const FDistanceFieldSceneData &DistanceFieldSceneData, bool bDumpMeshDistanceFields, bool bDumpPrimitiveCullingInfos, bool bDumpPrimitiveGroups)
bool	UpdateAtlasSize ()
void	ReleaseAtlas ()
void	RemoveAllMeshCards ()
void	UploadPageTable (FRDGBuilder &GraphBuilder, FRDGScatterUploadBuilder &UploadBuilder, FLumenSceneFrameTemporaries &FrameTemporaries)
void	FillFrameTemporaries (FRDGBuilder &GraphBuilder, FLumenSceneFrameTemporaries &FrameTemporaries)
void	AllocateCardAtlases (FRDGBuilder &GraphBuilder, FLumenSceneFrameTemporaries &FrameTemporaries, const FSceneViewFamily *ViewFamily)
void	ReallocVirtualSurface (FLumenCard &Card, int32 CardIndex, int32 ResLevel, bool bLockPages)
void	FreeVirtualSurface (FLumenCard &Card, uint8 FromResLevel, uint8 ToResLevel)
void	UpdateCardMipMapHierarchy (FLumenCard &Card)
bool	IsPhysicalSpaceAvailable (const FLumenCard &Card, int32 ResLevel, bool bSinglePage) const
void	ForceEvictEntireCache ()
bool	EvictOldestAllocation (uint32 MaxFramesSinceLastUsed, TSparseUniqueList< int32, SceneRenderingAllocator > &DirtyCards)
uint32	GetSurfaceCacheUpdateFrameIndex () const
void	IncrementSurfaceCacheUpdateFrameIndex ()
const FLumenPageTableEntry &	GetPageTableEntry (int32 PageTableIndex) const
FLumenPageTableEntry &	GetPageTableEntry (int32 PageTableIndex)
void	MapSurfaceCachePage (const FLumenSurfaceMipMap &MipMap, int32 PageTableIndex, FRHIGPUMask GPUMask)
int32	GetNumCardPages () const
FIntPoint	GetPhysicalAtlasSize () const
FIntPoint	GetRadiosityAtlasSize () const
FIntPoint	GetCardCaptureAtlasSizeInPages () const
FIntPoint	GetCardCaptureAtlasSize () const
uint32	GetCardCaptureRefreshNumTexels () const
uint32	GetCardCaptureRefreshNumPages () const
ESurfaceCacheCompression	GetPhysicalAtlasCompression () const
void	UpdateSurfaceCacheFeedback (FFeedbackData Data, const TArray< FVector, TInlineAllocator< 2 > > &LumenSceneCameraOrigins, TArray< FSurfaceCacheRequest > &MeshCardsUpdate, const FViewFamilyInfo &ViewFamily, int32 RequestHistogram[Lumen::NumDistanceBuckets])
void	ProcessLumenSurfaceCacheRequests (const FViewInfo &MainView, float MaxCardUpdateDistanceFromCamera, int32 MaxTileCapturesPerFrame, FLumenCardRenderer &LumenCardRenderer, FRHIGPUMask GPUMask, const TArray< FSurfaceCacheRequest, SceneRenderingAllocator > &SurfaceCacheRequests)
int32	GetMeshCardsIndex (const FPrimitiveSceneInfo *PrimitiveSceneInfo, int32 InstanceIndex) const
FLumenPrimitiveGroupCullingInfo &	GetPrimitiveGroupCullingInfo (const FLumenPrimitiveGroup &PrimitiveGroup, bool bForcePrimitiveLevel=false)
const FLumenPrimitiveGroupCullingInfo &	GetPrimitiveGroupCullingInfo (const FLumenPrimitiveGroup &PrimitiveGroup, bool bForcePrimitiveLevel=false) const
void	RemovePrimitiveGroupCullingInfo (FLumenPrimitiveGroup &PrimitiveGroup)
void	UpdatePrimitiveGroupCullingInfo (const FLumenPrimitiveGroup &PrimitiveGroup, const FRenderBounds &NewWorldBounds, bool bForcePrimitiveLevel=false)
void	CopyInitialData (const FLumenSceneData &SourceSceneData)
uint64	GetGPUSizeBytes (bool bLogSizes) const

Public Attributes
bool	bDebugClearAllCachedState = false
bool	bAllowCardSharing = false
bool	bAllowCardDownsampleFromSelf = false
bool	bReuploadSceneRequest = false
TSparseSpanArray< FLumenCard >	Cards
FUniqueIndexList	CardIndicesToUpdateInBuffer
TRefCountPtr< FRDGPooledBuffer >	CardBuffer
FRDGAsyncScatterUploadBuffer	CardUploadBuffer
FUniqueIndexList	PrimitiveGroupIndicesToUpdateInBuffer
TChunkedSparseArray< FLumenPrimitiveGroup >	PrimitiveGroups
TRefCountPtr< FRDGPooledBuffer >	PrimitiveGroupBuffer
FRDGAsyncScatterUploadBuffer	PrimitiveGroupUploadBuffer
Experimental::TRobinHoodHashMap< int32, int32 >	RayTracingGroups
TArray< const FPrimitiveSceneInfo * >	LandscapePrimitives
FUniqueIndexList	MeshCardsIndicesToUpdateInBuffer
TSparseSpanArray< FLumenMeshCards >	MeshCards
TSparseSpanArray< FLumenPrimitiveGroupCullingInfo >	InstanceCullingInfos
TSparseArray< FLumenPrimitiveGroupCullingInfo >	PrimitiveCullingInfos
TRefCountPtr< FRDGPooledBuffer >	MeshCardsBuffer
FRDGAsyncScatterUploadBuffer	MeshCardsUploadBuffer
FUniqueIndexList	HeightfieldIndicesToUpdateInBuffer
TSparseSpanArray< FLumenHeightfield >	Heightfields
TRefCountPtr< FRDGPooledBuffer >	HeightfieldBuffer
FRDGAsyncScatterUploadBuffer	HeightfieldUploadBuffer
TSparseSpanArray< FLumenPageTableEntry >	PageTable
TArray< int32 >	PageTableIndicesToUpdateInBuffer
TRefCountPtr< FRDGPooledBuffer >	PageTableBuffer
FRDGAsyncScatterUploadBuffer	PageTableUploadBuffer
FUniqueIndexList	PrimitivesToUpdateMeshCards
TRefCountPtr< FRDGPooledBuffer >	SceneInstanceIndexToMeshCardsIndexBuffer
FRDGAsyncScatterUploadBuffer	SceneInstanceIndexToMeshCardsIndexUploadBuffer
TRefCountPtr< FRDGPooledBuffer >	CardPageBuffer
FRDGAsyncScatterUploadBuffer	CardPageUploadBuffer
TRefCountPtr< FRDGPooledBuffer >	CardPageLastUsedBuffer
TRefCountPtr< FRDGPooledBuffer >	CardPageHighResLastUsedBuffer
TRefCountPtr< IPooledRenderTarget >	AlbedoAtlas
TRefCountPtr< IPooledRenderTarget >	OpacityAtlas
TRefCountPtr< IPooledRenderTarget >	NormalAtlas
TRefCountPtr< IPooledRenderTarget >	EmissiveAtlas
TRefCountPtr< IPooledRenderTarget >	DepthAtlas
TRefCountPtr< IPooledRenderTarget >	DirectLightingAtlas
TRefCountPtr< IPooledRenderTarget >	IndirectLightingAtlas
TRefCountPtr< IPooledRenderTarget >	RadiosityNumFramesAccumulatedAtlas
TRefCountPtr< IPooledRenderTarget >	FinalLightingAtlas
TRefCountPtr< FRDGPooledBuffer >	TileShadowDownsampleFactorAtlas
TRefCountPtr< IPooledRenderTarget >	RadiosityTraceRadianceAtlas
TRefCountPtr< IPooledRenderTarget >	RadiosityTraceHitDistanceAtlas
TRefCountPtr< IPooledRenderTarget >	RadiosityProbeSHRedAtlas
TRefCountPtr< IPooledRenderTarget >	RadiosityProbeSHGreenAtlas
TRefCountPtr< IPooledRenderTarget >	RadiosityProbeSHBlueAtlas
TRefCountPtr< IPooledRenderTarget >	DiffuseLightingAndSecondMomentHistoryAtlas
TRefCountPtr< IPooledRenderTarget >	NumFramesAccumulatedHistoryAtlas
FLumenSceneReadback	SceneReadback
FLumenSurfaceCacheFeedback	SurfaceCacheFeedback
FLumenGlobalLightingState	GlobalLightingState
bool	bFinalLightingAtlasContentsValid
int32	NumMeshCardsToAdd = 0
int32	NumLockedCardsToUpdate = 0
int32	NumHiResPagesToAdd = 0
bool	bTrackAllPrimitives
TSet< FPrimitiveSceneInfo * >	PendingAddOperations
TSet< FPrimitiveSceneInfo * >	PendingUpdateOperations
TSet< FPrimitiveSceneInfo * >	PendingSurfaceCacheInvalidationOperations
TArray< FLumenPrimitiveGroupRemoveInfo >	PendingRemoveOperations
float	SurfaceCacheResolution = 1.0f
bool	bViewSpecific = false

Constructor & Destructor Documentation

FLumenSceneData() [1/2]

FLumenSceneData::FLumenSceneData	(	EShaderPlatform	ShaderPlatform,
		EWorldType::Type	WorldType
	)

FLumenSceneData() [2/2]

FLumenSceneData::FLumenSceneData

(

bool

bInTrackAllPrimitives

)

~FLumenSceneData()

FLumenSceneData::~FLumenSceneData

(

)

Member Function Documentation

AddMeshCards()

void FLumenSceneData::AddMeshCards

(

int32

PrimitiveGroupIndex

)

AllocateCardAtlases()

void FLumenSceneData::AllocateCardAtlases	(	FRDGBuilder &	GraphBuilder,
		FLumenSceneFrameTemporaries &	FrameTemporaries,
		const FSceneViewFamily *	ViewFamily
	)

CopyInitialData()

void FLumenSceneData::CopyInitialData

(

const FLumenSceneData &

SourceSceneData

)

DumpStats()

void FLumenSceneData::DumpStats	(	const FDistanceFieldSceneData &	DistanceFieldSceneData,
		bool	bDumpMeshDistanceFields,
		bool	bDumpPrimitiveCullingInfos,
		bool	bDumpPrimitiveGroups
	)

EvictOldestAllocation()

bool FLumenSceneData::EvictOldestAllocation	(	uint32	MaxFramesSinceLastUsed,
		TSparseUniqueList< int32, SceneRenderingAllocator > &	DirtyCards
	)

FillFrameTemporaries()

void FLumenSceneData::FillFrameTemporaries	(	FRDGBuilder &	GraphBuilder,
		FLumenSceneFrameTemporaries &	FrameTemporaries
	)

ForceEvictEntireCache()

void FLumenSceneData::ForceEvictEntireCache

(

)

Evict all pages on demand, useful for debugging

FreeVirtualSurface()

void FLumenSceneData::FreeVirtualSurface	(	FLumenCard &	Card,
		uint8	FromResLevel,
		uint8	ToResLevel
	)

GetCardCaptureAtlasSize()

FIntPoint FLumenSceneData::GetCardCaptureAtlasSize

(

)

const

GetCardCaptureAtlasSizeInPages()

FIntPoint FLumenSceneData::GetCardCaptureAtlasSizeInPages

(

)

const

GetCardCaptureRefreshNumPages()

uint32 FLumenSceneData::GetCardCaptureRefreshNumPages

(

)

const

GetCardCaptureRefreshNumTexels()

uint32 FLumenSceneData::GetCardCaptureRefreshNumTexels

(

)

const

GetGPUSizeBytes()

uint64 FLumenSceneData::GetGPUSizeBytes

(

bool

bLogSizes

)

const

GetMeshCardsIndex()

int32 FLumenSceneData::GetMeshCardsIndex	(	const FPrimitiveSceneInfo *	PrimitiveSceneInfo,
		int32	InstanceIndex
	)		const

GetNumCardPages()

int32 FLumenSceneData::GetNumCardPages ( ) const

inline

GetPageTableEntry() [1/2]

FLumenPageTableEntry & FLumenSceneData::GetPageTableEntry ( int32  PageTableIndex )

inline

GetPageTableEntry() [2/2]

const FLumenPageTableEntry & FLumenSceneData::GetPageTableEntry ( int32  PageTableIndex ) const

inline

GetPhysicalAtlasCompression()

ESurfaceCacheCompression FLumenSceneData::GetPhysicalAtlasCompression ( ) const

inline

GetPhysicalAtlasSize()

FIntPoint FLumenSceneData::GetPhysicalAtlasSize ( ) const

inline

GetPrimitiveGroupCullingInfo() [1/2]

FLumenPrimitiveGroupCullingInfo & FLumenSceneData::GetPrimitiveGroupCullingInfo	(	const FLumenPrimitiveGroup &	PrimitiveGroup,
		bool	bForcePrimitiveLevel = false
	)

GetPrimitiveGroupCullingInfo() [2/2]

const FLumenPrimitiveGroupCullingInfo & FLumenSceneData::GetPrimitiveGroupCullingInfo	(	const FLumenPrimitiveGroup &	PrimitiveGroup,
		bool	bForcePrimitiveLevel = false
	)		const

GetRadiosityAtlasSize()

FIntPoint FLumenSceneData::GetRadiosityAtlasSize

(

)

const

GetSurfaceCacheUpdateFrameIndex()

uint32 FLumenSceneData::GetSurfaceCacheUpdateFrameIndex

(

)

const

HasPendingOperations()

bool FLumenSceneData::HasPendingOperations ( ) const

inline

IncrementSurfaceCacheUpdateFrameIndex()

void FLumenSceneData::IncrementSurfaceCacheUpdateFrameIndex

(

)

InvalidateSurfaceCache()

void FLumenSceneData::InvalidateSurfaceCache	(	FRHIGPUMask	GPUMask,
		int32	MeshCardsIndex
	)

IsPhysicalSpaceAvailable()

bool FLumenSceneData::IsPhysicalSpaceAvailable ( const FLumenCard &  Card, int32  ResLevel, bool  bSinglePage  ) const

inline

MapSurfaceCachePage()

void FLumenSceneData::MapSurfaceCachePage	(	const FLumenSurfaceMipMap &	MipMap,
		int32	PageTableIndex,
		FRHIGPUMask	GPUMask
	)

ProcessLumenSurfaceCacheRequests()

void FLumenSceneData::ProcessLumenSurfaceCacheRequests	(	const FViewInfo &	MainView,
		float	MaxCardUpdateDistanceFromCamera,
		int32	MaxTileCapturesPerFrame,
		FLumenCardRenderer &	LumenCardRenderer,
		FRHIGPUMask	GPUMask,
		const TArray< FSurfaceCacheRequest, SceneRenderingAllocator > &	SurfaceCacheRequests
	)

Process a throttled number of Lumen surface cache add requests It will make virtual and physical allocations, and evict old pages as required

ReallocVirtualSurface()

void FLumenSceneData::ReallocVirtualSurface	(	FLumenCard &	Card,
		int32	CardIndex,
		int32	ResLevel,
		bool	bLockPages
	)

ReleaseAtlas()

void FLumenSceneData::ReleaseAtlas

(

)

RemoveAllMeshCards()

void FLumenSceneData::RemoveAllMeshCards

(

)

RemoveCardFromAtlas()

void FLumenSceneData::RemoveCardFromAtlas

(

int32

CardIndex

)

RemoveMeshCards()

void FLumenSceneData::RemoveMeshCards	(	int32	PrimitiveGroupIndex,
		bool	bUpdateCullingInfo = true
	)

RemovePrimitiveGroupCullingInfo()

void FLumenSceneData::RemovePrimitiveGroupCullingInfo

(

FLumenPrimitiveGroup &

PrimitiveGroup

)

ResetAndConsolidate()

void FLumenSceneData::ResetAndConsolidate

(

)

UpdateAtlasSize()

bool FLumenSceneData::UpdateAtlasSize

(

)

UpdateCardMipMapHierarchy()

void FLumenSceneData::UpdateCardMipMapHierarchy

(

FLumenCard &

Card

)

Remove any empty virtual mip allocations, and flatten page search by walking though the sparse mip maps and reusing lower res resident pages

UpdateMeshCards()

void FLumenSceneData::UpdateMeshCards	(	const FMatrix &	LocalToWorld,
		int32	MeshCardsIndex,
		const FMeshCardsBuildData &	MeshCardsBuildData
	)

UpdatePrimitiveGroupCullingInfo()

void FLumenSceneData::UpdatePrimitiveGroupCullingInfo	(	const FLumenPrimitiveGroup &	PrimitiveGroup,
		const FRenderBounds &	NewWorldBounds,
		bool	bForcePrimitiveLevel = false
	)

UpdatePrimitiveInstanceOffset()

void FLumenSceneData::UpdatePrimitiveInstanceOffset

(

int32

PrimitiveIndex

)

UpdateSurfaceCacheFeedback()

void FLumenSceneData::UpdateSurfaceCacheFeedback	(	FFeedbackData	Data,
		const TArray< FVector, TInlineAllocator< 2 > > &	LumenSceneCameraOrigins,
		TArray< FSurfaceCacheRequest > &	MeshCardsUpdate,
		const FViewFamilyInfo &	ViewFamily,
		int32	RequestHistogram[Lumen::NumDistanceBuckets]
	)

UploadPageTable()

void FLumenSceneData::UploadPageTable	(	FRDGBuilder &	GraphBuilder,
		FRDGScatterUploadBuilder &	UploadBuilder,
		FLumenSceneFrameTemporaries &	FrameTemporaries
	)

Member Data Documentation

AlbedoAtlas

TRefCountPtr<IPooledRenderTarget> FLumenSceneData::AlbedoAtlas

bAllowCardDownsampleFromSelf

bool FLumenSceneData::bAllowCardDownsampleFromSelf = false

bAllowCardSharing

bool FLumenSceneData::bAllowCardSharing = false

bDebugClearAllCachedState

bool FLumenSceneData::bDebugClearAllCachedState = false

bFinalLightingAtlasContentsValid

bool FLumenSceneData::bFinalLightingAtlasContentsValid

bReuploadSceneRequest

bool FLumenSceneData::bReuploadSceneRequest = false

bTrackAllPrimitives

bool FLumenSceneData::bTrackAllPrimitives

bViewSpecific

bool FLumenSceneData::bViewSpecific = false

CardBuffer

TRefCountPtr<FRDGPooledBuffer> FLumenSceneData::CardBuffer

CardIndicesToUpdateInBuffer

FUniqueIndexList FLumenSceneData::CardIndicesToUpdateInBuffer

CardPageBuffer

TRefCountPtr<FRDGPooledBuffer> FLumenSceneData::CardPageBuffer

CardPageHighResLastUsedBuffer

TRefCountPtr<FRDGPooledBuffer> FLumenSceneData::CardPageHighResLastUsedBuffer

CardPageLastUsedBuffer

TRefCountPtr<FRDGPooledBuffer> FLumenSceneData::CardPageLastUsedBuffer

CardPageUploadBuffer

FRDGAsyncScatterUploadBuffer FLumenSceneData::CardPageUploadBuffer

Cards

TSparseSpanArray<FLumenCard> FLumenSceneData::Cards

CardUploadBuffer

FRDGAsyncScatterUploadBuffer FLumenSceneData::CardUploadBuffer

DepthAtlas

TRefCountPtr<IPooledRenderTarget> FLumenSceneData::DepthAtlas

DiffuseLightingAndSecondMomentHistoryAtlas

TRefCountPtr<IPooledRenderTarget> FLumenSceneData::DiffuseLightingAndSecondMomentHistoryAtlas

DirectLightingAtlas

TRefCountPtr<IPooledRenderTarget> FLumenSceneData::DirectLightingAtlas

EmissiveAtlas

TRefCountPtr<IPooledRenderTarget> FLumenSceneData::EmissiveAtlas

FinalLightingAtlas

TRefCountPtr<IPooledRenderTarget> FLumenSceneData::FinalLightingAtlas

GlobalLightingState

FLumenGlobalLightingState FLumenSceneData::GlobalLightingState

HeightfieldBuffer

TRefCountPtr<FRDGPooledBuffer> FLumenSceneData::HeightfieldBuffer

HeightfieldIndicesToUpdateInBuffer

FUniqueIndexList FLumenSceneData::HeightfieldIndicesToUpdateInBuffer

Heightfields

TSparseSpanArray<FLumenHeightfield> FLumenSceneData::Heightfields

HeightfieldUploadBuffer

FRDGAsyncScatterUploadBuffer FLumenSceneData::HeightfieldUploadBuffer

IndirectLightingAtlas

TRefCountPtr<IPooledRenderTarget> FLumenSceneData::IndirectLightingAtlas

InstanceCullingInfos

TSparseSpanArray<FLumenPrimitiveGroupCullingInfo> FLumenSceneData::InstanceCullingInfos

LandscapePrimitives

TArray<const FPrimitiveSceneInfo*> FLumenSceneData::LandscapePrimitives

MeshCards

TSparseSpanArray<FLumenMeshCards> FLumenSceneData::MeshCards

MeshCardsBuffer

TRefCountPtr<FRDGPooledBuffer> FLumenSceneData::MeshCardsBuffer

MeshCardsIndicesToUpdateInBuffer

FUniqueIndexList FLumenSceneData::MeshCardsIndicesToUpdateInBuffer

MeshCardsUploadBuffer

FRDGAsyncScatterUploadBuffer FLumenSceneData::MeshCardsUploadBuffer

NormalAtlas

TRefCountPtr<IPooledRenderTarget> FLumenSceneData::NormalAtlas

NumFramesAccumulatedHistoryAtlas

TRefCountPtr<IPooledRenderTarget> FLumenSceneData::NumFramesAccumulatedHistoryAtlas

NumHiResPagesToAdd

int32 FLumenSceneData::NumHiResPagesToAdd = 0

NumLockedCardsToUpdate

int32 FLumenSceneData::NumLockedCardsToUpdate = 0

NumMeshCardsToAdd

int32 FLumenSceneData::NumMeshCardsToAdd = 0

OpacityAtlas

TRefCountPtr<IPooledRenderTarget> FLumenSceneData::OpacityAtlas

PageTable

TSparseSpanArray<FLumenPageTableEntry> FLumenSceneData::PageTable

PageTableBuffer

TRefCountPtr<FRDGPooledBuffer> FLumenSceneData::PageTableBuffer

PageTableIndicesToUpdateInBuffer

TArray<int32> FLumenSceneData::PageTableIndicesToUpdateInBuffer

PageTableUploadBuffer

FRDGAsyncScatterUploadBuffer FLumenSceneData::PageTableUploadBuffer

PendingAddOperations

TSet<FPrimitiveSceneInfo*> FLumenSceneData::PendingAddOperations

PendingRemoveOperations

TArray<FLumenPrimitiveGroupRemoveInfo> FLumenSceneData::PendingRemoveOperations

PendingSurfaceCacheInvalidationOperations

TSet<FPrimitiveSceneInfo*> FLumenSceneData::PendingSurfaceCacheInvalidationOperations

PendingUpdateOperations

TSet<FPrimitiveSceneInfo*> FLumenSceneData::PendingUpdateOperations

PrimitiveCullingInfos

TSparseArray<FLumenPrimitiveGroupCullingInfo> FLumenSceneData::PrimitiveCullingInfos

PrimitiveGroupBuffer

TRefCountPtr<FRDGPooledBuffer> FLumenSceneData::PrimitiveGroupBuffer

PrimitiveGroupIndicesToUpdateInBuffer

FUniqueIndexList FLumenSceneData::PrimitiveGroupIndicesToUpdateInBuffer

PrimitiveGroups

TChunkedSparseArray<FLumenPrimitiveGroup> FLumenSceneData::PrimitiveGroups

PrimitiveGroupUploadBuffer

FRDGAsyncScatterUploadBuffer FLumenSceneData::PrimitiveGroupUploadBuffer

PrimitivesToUpdateMeshCards

FUniqueIndexList FLumenSceneData::PrimitivesToUpdateMeshCards

RadiosityNumFramesAccumulatedAtlas

TRefCountPtr<IPooledRenderTarget> FLumenSceneData::RadiosityNumFramesAccumulatedAtlas

RadiosityProbeSHBlueAtlas

TRefCountPtr<IPooledRenderTarget> FLumenSceneData::RadiosityProbeSHBlueAtlas

RadiosityProbeSHGreenAtlas

TRefCountPtr<IPooledRenderTarget> FLumenSceneData::RadiosityProbeSHGreenAtlas

RadiosityProbeSHRedAtlas

TRefCountPtr<IPooledRenderTarget> FLumenSceneData::RadiosityProbeSHRedAtlas

RadiosityTraceHitDistanceAtlas

TRefCountPtr<IPooledRenderTarget> FLumenSceneData::RadiosityTraceHitDistanceAtlas

RadiosityTraceRadianceAtlas

TRefCountPtr<IPooledRenderTarget> FLumenSceneData::RadiosityTraceRadianceAtlas

RayTracingGroups

Experimental::TRobinHoodHashMap<int32, int32> FLumenSceneData::RayTracingGroups

SceneInstanceIndexToMeshCardsIndexBuffer

TRefCountPtr<FRDGPooledBuffer> FLumenSceneData::SceneInstanceIndexToMeshCardsIndexBuffer

SceneInstanceIndexToMeshCardsIndexUploadBuffer

FRDGAsyncScatterUploadBuffer FLumenSceneData::SceneInstanceIndexToMeshCardsIndexUploadBuffer

SceneReadback

FLumenSceneReadback FLumenSceneData::SceneReadback

SurfaceCacheFeedback

FLumenSurfaceCacheFeedback FLumenSceneData::SurfaceCacheFeedback

SurfaceCacheResolution

float FLumenSceneData::SurfaceCacheResolution = 1.0f

TileShadowDownsampleFactorAtlas

TRefCountPtr<FRDGPooledBuffer> FLumenSceneData::TileShadowDownsampleFactorAtlas

---

The documentation for this class was generated from the following files:

• Engine/Source/Runtime/Renderer/Private/Lumen/LumenSceneData.h
• Engine/Source/Runtime/Renderer/Private/Lumen/LumenMeshCards.cpp
• Engine/Source/Runtime/Renderer/Private/Lumen/LumenRadiosity.cpp
• Engine/Source/Runtime/Renderer/Private/Lumen/LumenScene.cpp
• Engine/Source/Runtime/Renderer/Private/Lumen/LumenSceneRendering.cpp
• Engine/Source/Runtime/Renderer/Private/Lumen/LumenSurfaceCache.cpp
• Engine/Source/Runtime/Renderer/Private/Lumen/LumenSurfaceCacheFeedback.cpp
• Engine/Source/Runtime/Renderer/Private/SceneViewState.cpp