LumenSurfaceCache.cpp File Reference

#include "RendererPrivate.h"
#include "ScenePrivate.h"
#include "SceneUtils.h"
#include "PipelineStateCache.h"
#include "ShaderParameterStruct.h"
#include "PixelShaderUtils.h"
#include "LumenSceneLighting.h"
#include "LumenSceneCardCapture.h"
#include "LumenRadiosity.h"
#include "ComponentRecreateRenderStateContext.h"

Classes
struct	FLumenSurfaceLayerConfig
class	FLumenCardCopyPS
class	FGenerateDilationTileDataCS
class	FCopyCapturedCardPageCS
class	FClearCompressedAtlasCS

Enumerations
enum class	ELumenSurfaceCacheLayer : uint8 {   Depth , Albedo , Opacity , Normal ,   Emissive , MAX }

Functions
FAutoConsoleVariableRef	CVarLumenSurfaceCacheCompress (TEXT("r.LumenScene.SurfaceCache.Compress"), GLumenSurfaceCacheCompress, TEXT("2 - Compress using CopyTexture (may be very slow on some RHIs)\n"), ECVF_Scalability|ECVF_RenderThreadSafe)
ESurfaceCacheCompression	GetSurfaceCacheCompression ()
const FLumenSurfaceLayerConfig &	GetSurfaceLayerConfig (ELumenSurfaceCacheLayer Layer)
	IMPLEMENT_GLOBAL_SHADER (FLumenCardCopyPS, "/Engine/Private/Lumen/SurfaceCache/LumenSurfaceCache.usf", "LumenCardCopyPS", SF_Pixel)
FRDGTextureRef	CreateCardAtlas (FRDGBuilder &GraphBuilder, const FIntPoint PageAtlasSize, ESurfaceCacheCompression PhysicalAtlasCompression, ELumenSurfaceCacheLayer LayerId, const TCHAR *Name)
	IMPLEMENT_GLOBAL_SHADER (FGenerateDilationTileDataCS, "/Engine/Private/Lumen/SurfaceCache/LumenSurfaceCache.usf", "GenerateDilationTileDataCS", SF_Compute)
	IMPLEMENT_GLOBAL_SHADER (FCopyCapturedCardPageCS, "/Engine/Private/Lumen/SurfaceCache/LumenSurfaceCache.usf", "CopyCapturedCardPageCS", SF_Compute)
	IMPLEMENT_GLOBAL_SHADER (FClearCompressedAtlasCS, "/Engine/Private/Lumen/SurfaceCache/LumenSurfaceCache.usf", "ClearCompressedAtlasCS", SF_Compute)

Variables
int32	GLumenSurfaceCacheCompress = 1

Enumeration Type Documentation

ELumenSurfaceCacheLayer

enum class ELumenSurfaceCacheLayer : uint8

strong

Enumerator
Depth
Albedo
Opacity
Normal
Emissive
MAX

Function Documentation

CreateCardAtlas()

FRDGTextureRef CreateCardAtlas	(	FRDGBuilder &	GraphBuilder,
		const FIntPoint	PageAtlasSize,
		ESurfaceCacheCompression	PhysicalAtlasCompression,
		ELumenSurfaceCacheLayer	LayerId,
		const TCHAR *	Name
	)

CVarLumenSurfaceCacheCompress()

FAutoConsoleVariableRef CVarLumenSurfaceCacheCompress	(	TEXT("r.LumenScene.SurfaceCache.Compress")	,
		GLumenSurfaceCacheCompress	,
		TEXT("2 - Compress using CopyTexture (may be very slow on some RHIs)\n")	,
		ECVF_Scalability|	ECVF_RenderThreadSafe
	)

GetSurfaceCacheCompression()

ESurfaceCacheCompression GetSurfaceCacheCompression

(

)

GetSurfaceLayerConfig()

const FLumenSurfaceLayerConfig & GetSurfaceLayerConfig

(

ELumenSurfaceCacheLayer

Layer

)

IMPLEMENT_GLOBAL_SHADER() [1/4]

IMPLEMENT_GLOBAL_SHADER	(	FClearCompressedAtlasCS	,
		"/Engine/Private/Lumen/SurfaceCache/LumenSurfaceCache.usf"	,
		"ClearCompressedAtlasCS"	,
		SF_Compute
	)

IMPLEMENT_GLOBAL_SHADER() [2/4]

IMPLEMENT_GLOBAL_SHADER	(	FCopyCapturedCardPageCS	,
		"/Engine/Private/Lumen/SurfaceCache/LumenSurfaceCache.usf"	,
		"CopyCapturedCardPageCS"	,
		SF_Compute
	)

IMPLEMENT_GLOBAL_SHADER() [3/4]

IMPLEMENT_GLOBAL_SHADER	(	FGenerateDilationTileDataCS	,
		"/Engine/Private/Lumen/SurfaceCache/LumenSurfaceCache.usf"	,
		"GenerateDilationTileDataCS"	,
		SF_Compute
	)

IMPLEMENT_GLOBAL_SHADER() [4/4]

IMPLEMENT_GLOBAL_SHADER	(	FLumenCardCopyPS	,
		"/Engine/Private/Lumen/SurfaceCache/LumenSurfaceCache.usf"	,
		"LumenCardCopyPS"	,
		SF_Pixel
	)

Variable Documentation

GLumenSurfaceCacheCompress

int32 GLumenSurfaceCacheCompress = 1