Nanite.cpp File Reference

#include "Nanite.h"
#include "RHI.h"
#include "SceneUtils.h"
#include "ScenePrivate.h"
#include "PixelShaderUtils.h"
#include "ShaderPrintParameters.h"
#include "ShadowRendering.h"
#include "Rendering/NaniteStreamingManager.h"
#include "NaniteVisualizationData.h"
#include "NaniteShading.h"
#include "VirtualShadowMaps/VirtualShadowMapCacheManager.h"

Classes
class	FEmitShadowMapPS
class	FEmitCubemapShadowVS
class	FEmitCubemapShadowGS
class	FEmitCubemapShadowPS
class	FCalculateShadingStatsCS
class	FPrintStatsCS

Namespaces
namespace	Nanite

Macros
#define	NUM_PRINT_STATS_PASSES   6

Functions
void	NaniteStatsFilterExec (const TCHAR *Cmd, FOutputDevice &Ar)
	IMPLEMENT_GLOBAL_SHADER (FEmitShadowMapPS, "/Engine/Private/Nanite/NaniteEmitShadow.usf", "EmitShadowMapPS", SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER (FEmitCubemapShadowVS, "/Engine/Private/Nanite/NaniteEmitShadow.usf", "EmitCubemapShadowVS", SF_Vertex)
	IMPLEMENT_GLOBAL_SHADER (FEmitCubemapShadowGS, "/Engine/Private/Nanite/NaniteEmitShadow.usf", "EmitCubemapShadowGS", SF_Geometry)
	IMPLEMENT_GLOBAL_SHADER (FEmitCubemapShadowPS, "/Engine/Private/Nanite/NaniteEmitShadow.usf", "EmitCubemapShadowPS", SF_Pixel)
	IMPLEMENT_GLOBAL_SHADER (FCalculateShadingStatsCS, "/Engine/Private/Nanite/NanitePrintStats.usf", "CalculateShadingStats", SF_Compute)
	IMPLEMENT_GLOBAL_SHADER (FPrintStatsCS, "/Engine/Private/Nanite/NanitePrintStats.usf", "PrintStats", SF_Compute)
bool	Nanite::IsStatFilterActive (const FString &FilterName)
void	Nanite::ListStatFilters (FSceneRenderer *SceneRenderer)

Variables
int32	GNaniteShowStats = 0
FAutoConsoleVariableRef	CVarNaniteShowStats (TEXT("r.Nanite.ShowStats"), GNaniteShowStats,)
FString	GNaniteStatsFilter
FAutoConsoleVariableRef	CVarNaniteStatsFilter (TEXT("r.Nanite.StatsFilter"), GNaniteStatsFilter, TEXT("Sets the name of a specific Nanite raster pass to capture stats from - enumerate available filters with `NaniteStats List` cmd."), ECVF_RenderThreadSafe)
TAutoConsoleVariable< int32 >	CVarNaniteShadows
bool	bNaniteListStatFilters = false

Macro Definition Documentation

NUM_PRINT_STATS_PASSES

#define NUM_PRINT_STATS_PASSES   6

Function Documentation

IMPLEMENT_GLOBAL_SHADER() [1/6]

IMPLEMENT_GLOBAL_SHADER	(	FCalculateShadingStatsCS	,
		"/Engine/Private/Nanite/NanitePrintStats.usf"	,
		"CalculateShadingStats"	,
		SF_Compute
	)

IMPLEMENT_GLOBAL_SHADER() [2/6]

IMPLEMENT_GLOBAL_SHADER	(	FEmitCubemapShadowGS	,
		"/Engine/Private/Nanite/NaniteEmitShadow.usf"	,
		"EmitCubemapShadowGS"	,
		SF_Geometry
	)

IMPLEMENT_GLOBAL_SHADER() [3/6]

IMPLEMENT_GLOBAL_SHADER	(	FEmitCubemapShadowPS	,
		"/Engine/Private/Nanite/NaniteEmitShadow.usf"	,
		"EmitCubemapShadowPS"	,
		SF_Pixel
	)

IMPLEMENT_GLOBAL_SHADER() [4/6]

IMPLEMENT_GLOBAL_SHADER	(	FEmitCubemapShadowVS	,
		"/Engine/Private/Nanite/NaniteEmitShadow.usf"	,
		"EmitCubemapShadowVS"	,
		SF_Vertex
	)

IMPLEMENT_GLOBAL_SHADER() [5/6]

IMPLEMENT_GLOBAL_SHADER	(	FEmitShadowMapPS	,
		"/Engine/Private/Nanite/NaniteEmitShadow.usf"	,
		"EmitShadowMapPS"	,
		SF_Pixel
	)

IMPLEMENT_GLOBAL_SHADER() [6/6]

IMPLEMENT_GLOBAL_SHADER	(	FPrintStatsCS	,
		"/Engine/Private/Nanite/NanitePrintStats.usf"	,
		"PrintStats"	,
		SF_Compute
	)

NaniteStatsFilterExec()

void NaniteStatsFilterExec	(	const TCHAR *	Cmd,
		FOutputDevice &	Ar
	)

Variable Documentation

bNaniteListStatFilters

bool bNaniteListStatFilters = false

CVarNaniteShadows

TAutoConsoleVariable<int32> CVarNaniteShadows

extern

CVarNaniteShowStats

FAutoConsoleVariableRef CVarNaniteShowStats(TEXT("r.Nanite.ShowStats"), GNaniteShowStats,)	(	TEXT("r.Nanite.ShowStats")	,
		GNaniteShowStats
	)

CVarNaniteStatsFilter

FAutoConsoleVariableRef CVarNaniteStatsFilter(TEXT("r.Nanite.StatsFilter"), GNaniteStatsFilter, TEXT("Sets the name of a specific Nanite raster pass to capture stats from - enumerate available filters with `NaniteStats List` cmd."), ECVF_RenderThreadSafe)	(	TEXT("r.Nanite.StatsFilter")	,
		GNaniteStatsFilter	,
		TEXT("Sets the name of a specific Nanite raster pass to capture stats from - enumerate available filters with `NaniteStats List` cmd.")	,
		ECVF_RenderThreadSafe
	)

GNaniteShowStats

int32 GNaniteShowStats = 0

GNaniteStatsFilter

FString GNaniteStatsFilter