#include "LumenVisualize.h"
#include "Materials/Material.h"
#include "RendererPrivate.h"
#include "ScenePrivate.h"
#include "SceneUtils.h"
#include "PipelineStateCache.h"
#include "ShaderParameterStruct.h"
#include "ReflectionEnvironment.h"
#include "LumenMeshCards.h"
#include "LumenRadianceCache.h"
#include "DynamicMeshBuilder.h"
#include "LumenScreenProbeGather.h"
#include "DistanceFieldAtlas.h"
#include "LumenSurfaceCacheFeedback.h"
#include "LumenVisualizationData.h"
#include "MeshCardBuild.h"
#include "LumenReflections.h"
#include "InstanceDataSceneProxy.h"
#include "LumenHardwareRayTracingCommon.h"

Classes
class	FVisualizeLumenSceneCS

class	FVisualizeLumenSceneCursorDataCS

class	FVisualizeBitFieldFloatTexturePS

class	FVisualizeTracesVS

class	FVisualizeTracesPS

class	FVisualizeTracesCS

class	FVisualizeTracesVertexDeclaration

Namespaces
namespace	LumenVisualize

Functions
	IMPLEMENT_GLOBAL_SHADER (FVisualizeLumenSceneCS, "/Engine/Private/Lumen/LumenVisualize.usf", "VisualizeQuadsCS", SF_Compute)

	IMPLEMENT_GLOBAL_SHADER (FVisualizeLumenSceneCursorDataCS, "/Engine/Private/Lumen/LumenVisualize.usf", "VisualizeCursorDataCS", SF_Compute)

	IMPLEMENT_GLOBAL_SHADER (FVisualizeBitFieldFloatTexturePS, "/Engine/Private/Lumen/LumenVisualize.usf", "VisualizeBitFieldFloatTexturePS", SF_Pixel)

	IMPLEMENT_GLOBAL_SHADER (FVisualizeTracesVS, "/Engine/Private/Lumen/LumenVisualize.usf", "VisualizeTracesVS", SF_Vertex)

	IMPLEMENT_GLOBAL_SHADER (FVisualizeTracesPS, "/Engine/Private/Lumen/LumenVisualize.usf", "VisualizeTracesPS", SF_Pixel)

	IMPLEMENT_GLOBAL_SHADER (FVisualizeTracesCS, "/Engine/Private/Lumen/LumenVisualize.usf", "VisualizeTracesCS", SF_Compute)

FTonemappingParameters	LumenVisualize::GetTonemappingParameters (FRDGBuilder &GraphBuilder, const FEngineShowFlags &ShowFlags, FRDGTextureRef ColorGradingTexture, FRDGBufferRef EyeAdaptationBuffer)

void	RenderVisualizeTraces (FRDGBuilder &GraphBuilder, const FViewInfo &View, FRDGTextureRef ColorGradingTexture, FRDGBufferRef EyeAdaptationBuffer)

void	RenderVisualizeTraces (FRDGBuilder &GraphBuilder, const FViewInfo &View, const FMinimalSceneTextures &SceneTextures)

void	GetVisualizeTileOutputView (const FIntRect &ViewRect, int32 TileIndex, FIntPoint &OutputViewOffset, FIntPoint &OutputViewSize)

void	SetupVisualizeParameters (FRDGBuilder &GraphBuilder, const FViewInfo &View, const FIntRect &ViewRect, EReflectionsMethod ReflectionsMethod, FRDGTextureRef ColorGradingTexture, FRDGBufferRef EyeAdaptationBuffer, int32 VisualizeMode, int32 VisualizeTileIndex, FLumenVisualizeSceneSoftwareRayTracingParameters &VisualizeParameters)

LumenRadianceCache::FRadianceCacheInputs	GetFinalGatherRadianceCacheInputsForVisualize (const FViewInfo &View)

void	VisualizeLumenScene (const FScene *Scene, FRDGBuilder &GraphBuilder, const FEngineShowFlags &ShowFlags, const FViewInfo &View, const FLumenSceneFrameTemporaries &FrameTemporaries, FScreenPassTexture Output, FRDGTextureRef ColorGradingTexture, FRDGBufferRef EyeAdaptationBuffer, FSceneTextureShaderParameters SceneTextures, int32 VisualizeMode, int32 VisualizeTileIndex, EDiffuseIndirectMethod DiffuseIndirectMethod, EReflectionsMethod ReflectionsMethod)

int32	GetLumenVisualizeMode (const FViewInfo &View)

FScreenPassTexture	AddVisualizeLumenScenePass (FRDGBuilder &GraphBuilder, const FViewInfo &View, EDiffuseIndirectMethod DiffuseIndirectMethod, EReflectionsMethod ReflectionsMethod, const FVisualizeLumenSceneInputs &Inputs, FLumenSceneFrameTemporaries &FrameTemporaries)

void	AddBoxFaceTriangles (FDynamicMeshBuilder &MeshBuilder, int32 FaceIndex)

void	DrawPrimitiveBounds (const FLumenPrimitiveGroup &PrimitiveGroup, FLinearColor BoundsColor, FViewElementPDI &ViewPDI)

void	DrawSurfels (FSceneRenderingBulkObjectAllocator &Allocator, const TArray< FLumenCardBuildDebugData::FSurfel > &Surfels, const FMatrix &PrimitiveToWorld, FLumenCardBuildDebugData::ESurfelType SurfelType, FLinearColor SurfelColor, FViewElementPDI &ViewPDI, float SurfelRadius=2.0f)

void	VisualizeRayTracingGroups (const FViewInfo &View, const FLumenSceneData &LumenSceneData, FViewElementPDI &ViewPDI)

void	VisualizeCardPlacement (FSceneRenderingBulkObjectAllocator &Allocator, const FViewInfo &View, const FLumenSceneData &LumenSceneData, FViewElementPDI &ViewPDI)

void	VisualizeCardGeneration (FSceneRenderingBulkObjectAllocator &Allocator, const FViewInfo &View, const FLumenSceneData &LumenSceneData, FViewElementPDI &ViewPDI)

Variables
int32	GLumenVisualize = 0

FAutoConsoleVariableRef	CVarLumenVisualize (TEXT("r.Lumen.Visualize"), GLumenVisualize, TEXT("24 - ScreenProbeGather number of frames accumulated"), ECVF_RenderThreadSafe)

int32	GVisualizeLumenSceneGridPixelSize = 32

FAutoConsoleVariableRef	CVarVisualizeLumenSceneGridPixelSize (TEXT("r.Lumen.Visualize.GridPixelSize"), GVisualizeLumenSceneGridPixelSize, TEXT(""), ECVF_RenderThreadSafe)

int32	GLumenVisualizeIndirectDiffuse = 0

FAutoConsoleVariableRef	CVarLumenVisualizeIndirectDiffuse (TEXT("r.Lumen.Visualize.IndirectDiffuse"), GLumenVisualizeIndirectDiffuse, TEXT("Visualize Lumen Indirect Diffuse."), ECVF_RenderThreadSafe)

int32	GVisualizeLumenSceneTraceMeshSDFs = 1

FAutoConsoleVariableRef	CVarVisualizeLumenSceneTraceMeshSDFs (TEXT("r.Lumen.Visualize.TraceMeshSDFs"), GVisualizeLumenSceneTraceMeshSDFs, TEXT("Whether to use Mesh SDF tracing for lumen scene visualization."), ECVF_RenderThreadSafe)

float	GVisualizeLumenSceneMaxMeshSDFTraceDistance = -1.0f

FAutoConsoleVariableRef	CVarVisualizeLumenSceneCardMaxTraceDistance (TEXT("r.Lumen.Visualize.MaxMeshSDFTraceDistance"), GVisualizeLumenSceneMaxMeshSDFTraceDistance, TEXT("Max trace distance for Lumen scene visualization rays. Values below 0 will automatically derrive this from cone angle."), ECVF_RenderThreadSafe)

int32	GVisualizeLumenSceneHiResSurface = 1

FAutoConsoleVariableRef	CVarVisualizeLumenSceneHiResSurface (TEXT("r.Lumen.Visualize.HiResSurface"), GVisualizeLumenSceneHiResSurface, TEXT("Whether visualization should sample highest available surface data or use lowest res always resident pages."), ECVF_RenderThreadSafe)

int32	GVisualizeLumenSceneTraceRadianceCache = 0

FAutoConsoleVariableRef	CVarVisualizeLumenSceneTraceRadianceCache (TEXT("r.Lumen.Visualize.TraceRadianceCache"), GVisualizeLumenSceneTraceRadianceCache, TEXT("Whether to use radiance cache for Lumen scene visualization."), ECVF_RenderThreadSafe)

float	GVisualizeLumenSceneConeAngle = 0.0f

FAutoConsoleVariableRef	CVarVisualizeLumenSceneConeAngle (TEXT("r.Lumen.Visualize.ConeAngle"), GVisualizeLumenSceneConeAngle, TEXT("Visualize cone angle, in degrees."), ECVF_RenderThreadSafe)

float	GVisualizeLumenSceneConeStepFactor = 2.0f

FAutoConsoleVariableRef	CVarVisualizeLumenSceneConeStepFactor (TEXT("r.Lumen.Visualize.ConeStepFactor"), GVisualizeLumenSceneConeStepFactor, TEXT("Cone step scale on sphere radius step size."), ECVF_RenderThreadSafe)

float	GVisualizeLumenSceneMinTraceDistance = 0

FAutoConsoleVariableRef	CVarVisualizeLumenSceneMinTraceDistance (TEXT("r.Lumen.Visualize.MinTraceDistance"), GVisualizeLumenSceneMinTraceDistance, TEXT(""), ECVF_RenderThreadSafe)

float	GVisualizeLumenSceneMaxTraceDistance = 100000

FAutoConsoleVariableRef	CVarVisualizeLumenSceneMaxTraceDistance (TEXT("r.Lumen.Visualize.MaxTraceDistance"), GVisualizeLumenSceneMaxTraceDistance, TEXT(""), ECVF_RenderThreadSafe)

int32	GVisualizeLumenCardGenerationSurfels = 0

FAutoConsoleVariableRef	CVarVisualizeLumenSceneCardGenerationSurfels (TEXT("r.Lumen.Visualize.CardGenerationSurfels"), GVisualizeLumenCardGenerationSurfels, TEXT(""), ECVF_RenderThreadSafe)

float	GVisualizeLumenCardGenerationSurfelScale = 1.0f

FAutoConsoleVariableRef	CVarVisualizeLumenSceneCardGenerationSurfelScale (TEXT("r.Lumen.Visualize.CardGenerationSurfelScale"), GVisualizeLumenCardGenerationSurfelScale, TEXT(""), ECVF_RenderThreadSafe)

float	GVisualizeLumenCardGenerationClusterScale = 1.0f

FAutoConsoleVariableRef	CVarVisualizeLumenSceneCardGenerationClusterScale (TEXT("r.Lumen.Visualize.CardGenerationClusterScale"), GVisualizeLumenCardGenerationClusterScale, TEXT(""), ECVF_RenderThreadSafe)

int32	GVisualizeLumenCardGenerationCluster = 0

FAutoConsoleVariableRef	CVarVisualizeLumenSceneCardGenerationCluster (TEXT("r.Lumen.Visualize.CardGenerationCluster"), GVisualizeLumenCardGenerationCluster, TEXT(""), ECVF_RenderThreadSafe)

int32	GVisualizeLumenCardGenerationMaxSurfel = -1

FAutoConsoleVariableRef	CVarVisualizeLumenSceneCardGenerationMaxSurfel (TEXT("r.Lumen.Visualize.CardGenerationMaxSurfel"), GVisualizeLumenCardGenerationMaxSurfel, TEXT(""), ECVF_RenderThreadSafe)

int32	GVisualizeLumenCardPlacement = 0

FAutoConsoleVariableRef	CVarVisualizeLumenSceneCardPlacement (TEXT("r.Lumen.Visualize.CardPlacement"), GVisualizeLumenCardPlacement, TEXT(""), ECVF_RenderThreadSafe)

float	GVisualizeLumenCardPlacementDistance = 5000.0f

FAutoConsoleVariableRef	CVarVisualizeLumenSceneCardPlacementDistance (TEXT("r.Lumen.Visualize.CardPlacementDistance"), GVisualizeLumenCardPlacementDistance, TEXT(""), ECVF_RenderThreadSafe)

int32	GVisualizeLumenCardPlacementLOD = 0

FAutoConsoleVariableRef	CVarVisualizeLumenSceneCardPlacementLOD (TEXT("r.Lumen.Visualize.CardPlacementLOD"), GVisualizeLumenCardPlacementLOD, TEXT("4 - only far field\n"), ECVF_RenderThreadSafe)

int32	GVisualizeLumenCardPlacementPrimitives = 0

FAutoConsoleVariableRef	CVarVisualizeLumenSceneCardPlacementPrimitives (TEXT("r.Lumen.Visualize.CardPlacementPrimitives"), GVisualizeLumenCardPlacementPrimitives, TEXT("Whether to visualize primitive bounding boxes.\n"), ECVF_RenderThreadSafe)

int32	GVisualizeLumenRayTracingGroups = 0

FAutoConsoleVariableRef	CVarVisualizeLumenRayTracingGroups (TEXT("r.Lumen.Visualize.RayTracingGroups"), GVisualizeLumenRayTracingGroups, TEXT("2 - groups with a single instance"), ECVF_RenderThreadSafe)

int32	GVisualizeLumenCardPlacementIndex = -1

FAutoConsoleVariableRef	CVarVisualizeLumenSceneCardPlacementIndex (TEXT("r.Lumen.Visualize.CardPlacementIndex"), GVisualizeLumenCardPlacementIndex, TEXT("Visualize only a single card per mesh."), ECVF_RenderThreadSafe)

int32	GVisualizeLumenCardPlacementDirection = -1

FAutoConsoleVariableRef	CVarVisualizeLumenSceneCardPlacementDirection (TEXT("r.Lumen.Visualize.CardPlacementDirection"), GVisualizeLumenCardPlacementDirection, TEXT("Visualize only a single card direction."), ECVF_RenderThreadSafe)

int32	GLumenSceneDumpStats = 0

FAutoConsoleVariableRef	CVarLumenSceneDumpStats (TEXT("r.LumenScene.DumpStats"), GLumenSceneDumpStats, TEXT("4 - dump LumenScene objects"), ECVF_RenderThreadSafe)

float	GVisualizeLumenSceneCardInterpolateInfluenceRadius = 10.0f

FAutoConsoleVariableRef	CVarCardInterpolateInfluenceRadius (TEXT("r.Lumen.Visualize.CardInterpolateInfluenceRadius"), GVisualizeLumenSceneCardInterpolateInfluenceRadius, TEXT(""), ECVF_RenderThreadSafe)

TGlobalResource< FVisualizeTracesVertexDeclaration >	GVisualizeTracesVertexDeclaration

Function Documentation

◆ AddBoxFaceTriangles()

void AddBoxFaceTriangles	(	FDynamicMeshBuilder &	MeshBuilder,
		int32	FaceIndex
	)

◆ AddVisualizeLumenScenePass()

FScreenPassTexture AddVisualizeLumenScenePass	(	FRDGBuilder &	GraphBuilder,
		const FViewInfo &	View,
		EDiffuseIndirectMethod	DiffuseIndirectMethod,
		EReflectionsMethod	ReflectionsMethod,
		const FVisualizeLumenSceneInputs &	Inputs,
		FLumenSceneFrameTemporaries &	FrameTemporaries
	)

◆ DrawPrimitiveBounds()

void DrawPrimitiveBounds	(	const FLumenPrimitiveGroup &	PrimitiveGroup,
		FLinearColor	BoundsColor,
		FViewElementPDI &	ViewPDI
	)

◆ DrawSurfels()

void DrawSurfels	(	FSceneRenderingBulkObjectAllocator &	Allocator,
		const TArray< FLumenCardBuildDebugData::FSurfel > &	Surfels,
		const FMatrix &	PrimitiveToWorld,
		FLumenCardBuildDebugData::ESurfelType	SurfelType,
		FLinearColor	SurfelColor,
		FViewElementPDI &	ViewPDI,
		float	SurfelRadius = `2.0f`
	)

◆ GetFinalGatherRadianceCacheInputsForVisualize()

LumenRadianceCache::FRadianceCacheInputs GetFinalGatherRadianceCacheInputsForVisualize ( const FViewInfo & View )

◆ GetLumenVisualizeMode()

int32 GetLumenVisualizeMode ( const FViewInfo & View )

◆ GetVisualizeTileOutputView()

void GetVisualizeTileOutputView	(	const FIntRect &	ViewRect,
		int32	TileIndex,
		FIntPoint &	OutputViewOffset,
		FIntPoint &	OutputViewSize
	)

◆ IMPLEMENT_GLOBAL_SHADER() [1/6]

IMPLEMENT_GLOBAL_SHADER	(	FVisualizeBitFieldFloatTexturePS	,
		"/Engine/Private/Lumen/LumenVisualize.usf"	,
		"VisualizeBitFieldFloatTexturePS"	,
		SF_Pixel
	)

◆ IMPLEMENT_GLOBAL_SHADER() [2/6]

IMPLEMENT_GLOBAL_SHADER	(	FVisualizeLumenSceneCS	,
		"/Engine/Private/Lumen/LumenVisualize.usf"	,
		"VisualizeQuadsCS"	,
		SF_Compute
	)

◆ IMPLEMENT_GLOBAL_SHADER() [3/6]

IMPLEMENT_GLOBAL_SHADER	(	FVisualizeLumenSceneCursorDataCS	,
		"/Engine/Private/Lumen/LumenVisualize.usf"	,
		"VisualizeCursorDataCS"	,
		SF_Compute
	)

◆ IMPLEMENT_GLOBAL_SHADER() [4/6]

IMPLEMENT_GLOBAL_SHADER	(	FVisualizeTracesCS	,
		"/Engine/Private/Lumen/LumenVisualize.usf"	,
		"VisualizeTracesCS"	,
		SF_Compute
	)

◆ IMPLEMENT_GLOBAL_SHADER() [5/6]

IMPLEMENT_GLOBAL_SHADER	(	FVisualizeTracesPS	,
		"/Engine/Private/Lumen/LumenVisualize.usf"	,
		"VisualizeTracesPS"	,
		SF_Pixel
	)

◆ IMPLEMENT_GLOBAL_SHADER() [6/6]

IMPLEMENT_GLOBAL_SHADER	(	FVisualizeTracesVS	,
		"/Engine/Private/Lumen/LumenVisualize.usf"	,
		"VisualizeTracesVS"	,
		SF_Vertex
	)

◆ RenderVisualizeTraces() [1/2]

void RenderVisualizeTraces	(	FRDGBuilder &	GraphBuilder,
		const FViewInfo &	View,
		const FMinimalSceneTextures &	SceneTextures
	)

◆ RenderVisualizeTraces() [2/2]

void RenderVisualizeTraces	(	FRDGBuilder &	GraphBuilder,
		const FViewInfo &	View,
		FRDGTextureRef	ColorGradingTexture,
		FRDGBufferRef	EyeAdaptationBuffer
	)

Render gathered traces using ShaderPrint line rendering.

◆ SetupVisualizeParameters()

void SetupVisualizeParameters	(	FRDGBuilder &	GraphBuilder,
		const FViewInfo &	View,
		const FIntRect &	ViewRect,
		EReflectionsMethod	ReflectionsMethod,
		FRDGTextureRef	ColorGradingTexture,
		FRDGBufferRef	EyeAdaptationBuffer,
		int32	VisualizeMode,
		int32	VisualizeTileIndex,
		FLumenVisualizeSceneSoftwareRayTracingParameters &	VisualizeParameters
	)

◆ VisualizeCardGeneration()

void VisualizeCardGeneration	(	FSceneRenderingBulkObjectAllocator &	Allocator,
		const FViewInfo &	View,
		const FLumenSceneData &	LumenSceneData,
		FViewElementPDI &	ViewPDI
	)

◆ VisualizeCardPlacement()

void VisualizeCardPlacement	(	FSceneRenderingBulkObjectAllocator &	Allocator,
		const FViewInfo &	View,
		const FLumenSceneData &	LumenSceneData,
		FViewElementPDI &	ViewPDI
	)

◆ VisualizeLumenScene()

void VisualizeLumenScene	(	const FScene *	Scene,
		FRDGBuilder &	GraphBuilder,
		const FEngineShowFlags &	ShowFlags,
		const FViewInfo &	View,
		const FLumenSceneFrameTemporaries &	FrameTemporaries,
		FScreenPassTexture	Output,
		FRDGTextureRef	ColorGradingTexture,
		FRDGBufferRef	EyeAdaptationBuffer,
		FSceneTextureShaderParameters	SceneTextures,
		int32	VisualizeMode,
		int32	VisualizeTileIndex,
		EDiffuseIndirectMethod	DiffuseIndirectMethod,
		EReflectionsMethod	ReflectionsMethod
	)

◆ VisualizeRayTracingGroups()

void VisualizeRayTracingGroups	(	const FViewInfo &	View,
		const FLumenSceneData &	LumenSceneData,
		FViewElementPDI &	ViewPDI
	)

Variable Documentation

◆ CVarCardInterpolateInfluenceRadius

FAutoConsoleVariableRef CVarCardInterpolateInfluenceRadius(TEXT("r.Lumen.Visualize.CardInterpolateInfluenceRadius"), GVisualizeLumenSceneCardInterpolateInfluenceRadius, TEXT(""), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.CardInterpolateInfluenceRadius")	,
		GVisualizeLumenSceneCardInterpolateInfluenceRadius	,
		TEXT("")	,
		ECVF_RenderThreadSafe
	)

◆ CVarLumenSceneDumpStats

FAutoConsoleVariableRef CVarLumenSceneDumpStats(TEXT("r.LumenScene.DumpStats"), GLumenSceneDumpStats, TEXT("4 - dump LumenScene objects"), ECVF_RenderThreadSafe)	(	TEXT("r.LumenScene.DumpStats")	,
		GLumenSceneDumpStats	,
		TEXT("4 - dump LumenScene objects")	,
		ECVF_RenderThreadSafe
	)

◆ CVarLumenVisualize

FAutoConsoleVariableRef CVarLumenVisualize(TEXT("r.Lumen.Visualize"), GLumenVisualize, TEXT("24 - ScreenProbeGather number of frames accumulated"), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize")	,
		GLumenVisualize	,
		TEXT("24 - ScreenProbeGather number of frames accumulated")	,
		ECVF_RenderThreadSafe
	)

◆ CVarLumenVisualizeIndirectDiffuse

FAutoConsoleVariableRef CVarLumenVisualizeIndirectDiffuse(TEXT("r.Lumen.Visualize.IndirectDiffuse"), GLumenVisualizeIndirectDiffuse, TEXT("Visualize Lumen Indirect Diffuse."), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.IndirectDiffuse")	,
		GLumenVisualizeIndirectDiffuse	,
		TEXT("Visualize Lumen Indirect Diffuse.")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenRayTracingGroups

FAutoConsoleVariableRef CVarVisualizeLumenRayTracingGroups(TEXT("r.Lumen.Visualize.RayTracingGroups"), GVisualizeLumenRayTracingGroups, TEXT("2 - groups with a single instance"), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.RayTracingGroups")	,
		GVisualizeLumenRayTracingGroups	,
		TEXT("2 - groups with a single instance")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenSceneCardGenerationCluster

FAutoConsoleVariableRef CVarVisualizeLumenSceneCardGenerationCluster(TEXT("r.Lumen.Visualize.CardGenerationCluster"), GVisualizeLumenCardGenerationCluster, TEXT(""), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.CardGenerationCluster")	,
		GVisualizeLumenCardGenerationCluster	,
		TEXT("")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenSceneCardGenerationClusterScale

FAutoConsoleVariableRef CVarVisualizeLumenSceneCardGenerationClusterScale(TEXT("r.Lumen.Visualize.CardGenerationClusterScale"), GVisualizeLumenCardGenerationClusterScale, TEXT(""), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.CardGenerationClusterScale")	,
		GVisualizeLumenCardGenerationClusterScale	,
		TEXT("")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenSceneCardGenerationMaxSurfel

FAutoConsoleVariableRef CVarVisualizeLumenSceneCardGenerationMaxSurfel(TEXT("r.Lumen.Visualize.CardGenerationMaxSurfel"), GVisualizeLumenCardGenerationMaxSurfel, TEXT(""), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.CardGenerationMaxSurfel")	,
		GVisualizeLumenCardGenerationMaxSurfel	,
		TEXT("")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenSceneCardGenerationSurfels

FAutoConsoleVariableRef CVarVisualizeLumenSceneCardGenerationSurfels(TEXT("r.Lumen.Visualize.CardGenerationSurfels"), GVisualizeLumenCardGenerationSurfels, TEXT(""), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.CardGenerationSurfels")	,
		GVisualizeLumenCardGenerationSurfels	,
		TEXT("")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenSceneCardGenerationSurfelScale

FAutoConsoleVariableRef CVarVisualizeLumenSceneCardGenerationSurfelScale(TEXT("r.Lumen.Visualize.CardGenerationSurfelScale"), GVisualizeLumenCardGenerationSurfelScale, TEXT(""), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.CardGenerationSurfelScale")	,
		GVisualizeLumenCardGenerationSurfelScale	,
		TEXT("")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenSceneCardMaxTraceDistance

FAutoConsoleVariableRef CVarVisualizeLumenSceneCardMaxTraceDistance(TEXT("r.Lumen.Visualize.MaxMeshSDFTraceDistance"), GVisualizeLumenSceneMaxMeshSDFTraceDistance, TEXT("Max trace distance for Lumen scene visualization rays. Values below 0 will automatically derrive this from cone angle."), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.MaxMeshSDFTraceDistance")	,
		GVisualizeLumenSceneMaxMeshSDFTraceDistance	,
		TEXT("Max trace distance for Lumen scene visualization rays. Values below 0 will automatically derrive this from cone angle.")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenSceneCardPlacement

FAutoConsoleVariableRef CVarVisualizeLumenSceneCardPlacement(TEXT("r.Lumen.Visualize.CardPlacement"), GVisualizeLumenCardPlacement, TEXT(""), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.CardPlacement")	,
		GVisualizeLumenCardPlacement	,
		TEXT("")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenSceneCardPlacementDirection

FAutoConsoleVariableRef CVarVisualizeLumenSceneCardPlacementDirection(TEXT("r.Lumen.Visualize.CardPlacementDirection"), GVisualizeLumenCardPlacementDirection, TEXT("Visualize only a single card direction."), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.CardPlacementDirection")	,
		GVisualizeLumenCardPlacementDirection	,
		TEXT("Visualize only a single card direction.")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenSceneCardPlacementDistance

FAutoConsoleVariableRef CVarVisualizeLumenSceneCardPlacementDistance(TEXT("r.Lumen.Visualize.CardPlacementDistance"), GVisualizeLumenCardPlacementDistance, TEXT(""), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.CardPlacementDistance")	,
		GVisualizeLumenCardPlacementDistance	,
		TEXT("")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenSceneCardPlacementIndex

FAutoConsoleVariableRef CVarVisualizeLumenSceneCardPlacementIndex(TEXT("r.Lumen.Visualize.CardPlacementIndex"), GVisualizeLumenCardPlacementIndex, TEXT("Visualize only a single card per mesh."), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.CardPlacementIndex")	,
		GVisualizeLumenCardPlacementIndex	,
		TEXT("Visualize only a single card per mesh.")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenSceneCardPlacementLOD

FAutoConsoleVariableRef CVarVisualizeLumenSceneCardPlacementLOD(TEXT("r.Lumen.Visualize.CardPlacementLOD"), GVisualizeLumenCardPlacementLOD, TEXT("4 - only far field\n"), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.CardPlacementLOD")	,
		GVisualizeLumenCardPlacementLOD	,
		TEXT("4 - only far field\n")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenSceneCardPlacementPrimitives

FAutoConsoleVariableRef CVarVisualizeLumenSceneCardPlacementPrimitives(TEXT("r.Lumen.Visualize.CardPlacementPrimitives"), GVisualizeLumenCardPlacementPrimitives, TEXT("Whether to visualize primitive bounding boxes.\n"), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.CardPlacementPrimitives")	,
		GVisualizeLumenCardPlacementPrimitives	,
		TEXT("Whether to visualize primitive bounding boxes.\n")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenSceneConeAngle

FAutoConsoleVariableRef CVarVisualizeLumenSceneConeAngle(TEXT("r.Lumen.Visualize.ConeAngle"), GVisualizeLumenSceneConeAngle, TEXT("Visualize cone angle, in degrees."), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.ConeAngle")	,
		GVisualizeLumenSceneConeAngle	,
		TEXT("Visualize cone angle, in degrees.")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenSceneConeStepFactor

FAutoConsoleVariableRef CVarVisualizeLumenSceneConeStepFactor(TEXT("r.Lumen.Visualize.ConeStepFactor"), GVisualizeLumenSceneConeStepFactor, TEXT("Cone step scale on sphere radius step size."), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.ConeStepFactor")	,
		GVisualizeLumenSceneConeStepFactor	,
		TEXT("Cone step scale on sphere radius step size.")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenSceneGridPixelSize

FAutoConsoleVariableRef CVarVisualizeLumenSceneGridPixelSize(TEXT("r.Lumen.Visualize.GridPixelSize"), GVisualizeLumenSceneGridPixelSize, TEXT(""), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.GridPixelSize")	,
		GVisualizeLumenSceneGridPixelSize	,
		TEXT("")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenSceneHiResSurface

FAutoConsoleVariableRef CVarVisualizeLumenSceneHiResSurface(TEXT("r.Lumen.Visualize.HiResSurface"), GVisualizeLumenSceneHiResSurface, TEXT("Whether visualization should sample highest available surface data or use lowest res always resident pages."), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.HiResSurface")	,
		GVisualizeLumenSceneHiResSurface	,
		TEXT("Whether visualization should sample highest available surface data or use lowest res always resident pages.")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenSceneMaxTraceDistance

FAutoConsoleVariableRef CVarVisualizeLumenSceneMaxTraceDistance(TEXT("r.Lumen.Visualize.MaxTraceDistance"), GVisualizeLumenSceneMaxTraceDistance, TEXT(""), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.MaxTraceDistance")	,
		GVisualizeLumenSceneMaxTraceDistance	,
		TEXT("")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenSceneMinTraceDistance

FAutoConsoleVariableRef CVarVisualizeLumenSceneMinTraceDistance(TEXT("r.Lumen.Visualize.MinTraceDistance"), GVisualizeLumenSceneMinTraceDistance, TEXT(""), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.MinTraceDistance")	,
		GVisualizeLumenSceneMinTraceDistance	,
		TEXT("")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenSceneTraceMeshSDFs

FAutoConsoleVariableRef CVarVisualizeLumenSceneTraceMeshSDFs(TEXT("r.Lumen.Visualize.TraceMeshSDFs"), GVisualizeLumenSceneTraceMeshSDFs, TEXT("Whether to use Mesh SDF tracing for lumen scene visualization."), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.TraceMeshSDFs")	,
		GVisualizeLumenSceneTraceMeshSDFs	,
		TEXT("Whether to use Mesh SDF tracing for lumen scene visualization.")	,
		ECVF_RenderThreadSafe
	)

◆ CVarVisualizeLumenSceneTraceRadianceCache

FAutoConsoleVariableRef CVarVisualizeLumenSceneTraceRadianceCache(TEXT("r.Lumen.Visualize.TraceRadianceCache"), GVisualizeLumenSceneTraceRadianceCache, TEXT("Whether to use radiance cache for Lumen scene visualization."), ECVF_RenderThreadSafe)	(	TEXT("r.Lumen.Visualize.TraceRadianceCache")	,
		GVisualizeLumenSceneTraceRadianceCache	,
		TEXT("Whether to use radiance cache for Lumen scene visualization.")	,
		ECVF_RenderThreadSafe
	)

◆ GLumenSceneDumpStats

int32 GLumenSceneDumpStats = 0

◆ GLumenVisualize

int32 GLumenVisualize = 0

◆ GLumenVisualizeIndirectDiffuse

int32 GLumenVisualizeIndirectDiffuse = 0

◆ GVisualizeLumenCardGenerationCluster

int32 GVisualizeLumenCardGenerationCluster = 0

◆ GVisualizeLumenCardGenerationClusterScale

float GVisualizeLumenCardGenerationClusterScale = 1.0f

◆ GVisualizeLumenCardGenerationMaxSurfel

int32 GVisualizeLumenCardGenerationMaxSurfel = -1

◆ GVisualizeLumenCardGenerationSurfels

int32 GVisualizeLumenCardGenerationSurfels = 0

◆ GVisualizeLumenCardGenerationSurfelScale

float GVisualizeLumenCardGenerationSurfelScale = 1.0f

◆ GVisualizeLumenCardPlacement

int32 GVisualizeLumenCardPlacement = 0

◆ GVisualizeLumenCardPlacementDirection

int32 GVisualizeLumenCardPlacementDirection = -1

◆ GVisualizeLumenCardPlacementDistance

float GVisualizeLumenCardPlacementDistance = 5000.0f

◆ GVisualizeLumenCardPlacementIndex

int32 GVisualizeLumenCardPlacementIndex = -1

◆ GVisualizeLumenCardPlacementLOD

int32 GVisualizeLumenCardPlacementLOD = 0

◆ GVisualizeLumenCardPlacementPrimitives

int32 GVisualizeLumenCardPlacementPrimitives = 0

◆ GVisualizeLumenRayTracingGroups

int32 GVisualizeLumenRayTracingGroups = 0

◆ GVisualizeLumenSceneCardInterpolateInfluenceRadius

float GVisualizeLumenSceneCardInterpolateInfluenceRadius = 10.0f

◆ GVisualizeLumenSceneConeAngle

float GVisualizeLumenSceneConeAngle = 0.0f

◆ GVisualizeLumenSceneConeStepFactor

float GVisualizeLumenSceneConeStepFactor = 2.0f

◆ GVisualizeLumenSceneGridPixelSize

int32 GVisualizeLumenSceneGridPixelSize = 32

◆ GVisualizeLumenSceneHiResSurface

int32 GVisualizeLumenSceneHiResSurface = 1

◆ GVisualizeLumenSceneMaxMeshSDFTraceDistance

float GVisualizeLumenSceneMaxMeshSDFTraceDistance = -1.0f

◆ GVisualizeLumenSceneMaxTraceDistance

float GVisualizeLumenSceneMaxTraceDistance = 100000

◆ GVisualizeLumenSceneMinTraceDistance

float GVisualizeLumenSceneMinTraceDistance = 0

◆ GVisualizeLumenSceneTraceMeshSDFs

int32 GVisualizeLumenSceneTraceMeshSDFs = 1

◆ GVisualizeLumenSceneTraceRadianceCache

int32 GVisualizeLumenSceneTraceRadianceCache = 0

◆ GVisualizeTracesVertexDeclaration

TGlobalResource<FVisualizeTracesVertexDeclaration> GVisualizeTracesVertexDeclaration

Classes

Namespaces

Functions

Variables