ShadowSceneRenderer.cpp File Reference

#include "ShadowSceneRenderer.h"
#include "ShadowScene.h"
#include "DeferredShadingRenderer.h"
#include "ScenePrivate.h"
#include "ShadowRendering.h"
#include "VirtualShadowMaps/VirtualShadowMapCacheManager.h"
#include "VirtualShadowMaps/VirtualShadowMapProjection.h"
#include "VirtualShadowMaps/VirtualShadowMapClipmap.h"
#include "SceneCulling/SceneCulling.h"
#include "SceneCulling/SceneCullingRenderer.h"
#include "Rendering/NaniteStreamingManager.h"
#include "DynamicPrimitiveDrawing.h"

Classes
struct	FVSMRenderViewInfo

Functions
	CSV_DECLARE_CATEGORY_EXTERN (VSM)
bool	IsVSMOnePassProjectionEnabled (const FEngineShowFlags &ShowFlags)
	DECLARE_DWORD_COUNTER_STAT (TEXT("VSM Total Raster Bins"), STAT_VSMNaniteBasePassTotalRasterBins, STATGROUP_ShadowRendering)
	DECLARE_DWORD_COUNTER_STAT (TEXT("VSM Visible Raster Bins"), STAT_VSMNaniteBasePassVisibleRasterBins, STATGROUP_ShadowRendering)
	DECLARE_DWORD_COUNTER_STAT (TEXT("VSM Total Shading Bins"), STAT_VSMNaniteBasePassTotalShadingBins, STATGROUP_ShadowRendering)
	DECLARE_DWORD_COUNTER_STAT (TEXT("VSM Visible Shading Bins"), STAT_VSMNaniteBasePassVisibleShadingBins, STATGROUP_ShadowRendering)
	DECLARE_DWORD_COUNTER_STAT (TEXT("Distant Light Count"), STAT_DistantLightCount, STATGROUP_ShadowRendering)
	DECLARE_DWORD_COUNTER_STAT (TEXT("Distant Cached Count"), STAT_DistantCachedCount, STATGROUP_ShadowRendering)
	DECLARE_DWORD_COUNTER_STAT (TEXT("VSM Light Projections (Directional)"), STAT_VSMDirectionalProjectionFull, STATGROUP_ShadowRendering)
	DECLARE_DWORD_COUNTER_STAT (TEXT("VSM Light Projections (Local Full)"), STAT_VSMLocalProjectionFull, STATGROUP_ShadowRendering)
	DECLARE_DWORD_COUNTER_STAT (TEXT("VSM Light Projections (Local One Pass Copy)"), STAT_VSMLocalProjectionOnePassCopy, STATGROUP_ShadowRendering)

Variables
TAutoConsoleVariable< int32 >	CVarNaniteShadowsUpdateStreaming
TAutoConsoleVariable< int32 >	CVarVsmUseFarShadowRules
TAutoConsoleVariable< int32 >	CVarVSMMaterialVisibility (TEXT("r.Shadow.Virtual.Nanite.MaterialVisibility"), 0, TEXT("Enable Nanite CPU-side visibility filtering of draw commands, depends on r.Nanite.MaterialVisibility being enabled."), ECVF_RenderThreadSafe)
TAutoConsoleVariable< int32 >	CVarMaxDistantLightsPerFrame (TEXT("r.Shadow.Virtual.MaxDistantUpdatePerFrame"), 1, TEXT("Maximum number of distant lights to update each frame. Invalidated lights that were missed may be updated in a later frame (round-robin)."), ECVF_Scalability|ECVF_RenderThreadSafe)
TAutoConsoleVariable< int32 >	CVarVirtualShadowOnePassProjection (TEXT("r.Shadow.Virtual.OnePassProjection"), 1, TEXT("Projects all local light virtual shadow maps in a single pass for better performance."), ECVF_Scalability|ECVF_RenderThreadSafe)
TAutoConsoleVariable< int32 >	CVarMarkPixelPagesMipModeLocal
float	GMinScreenRadiusForShadowCaster
TAutoConsoleVariable< int32 >	CVarMarkCoarsePagesLocal

Function Documentation

CSV_DECLARE_CATEGORY_EXTERN()

CSV_DECLARE_CATEGORY_EXTERN

(

VSM

)

DECLARE_DWORD_COUNTER_STAT() [1/9]

DECLARE_DWORD_COUNTER_STAT	(	TEXT("Distant Cached Count")	,
		STAT_DistantCachedCount	,
		STATGROUP_ShadowRendering
	)

DECLARE_DWORD_COUNTER_STAT() [2/9]

DECLARE_DWORD_COUNTER_STAT	(	TEXT("Distant Light Count")	,
		STAT_DistantLightCount	,
		STATGROUP_ShadowRendering
	)

DECLARE_DWORD_COUNTER_STAT() [3/9]

DECLARE_DWORD_COUNTER_STAT	(	TEXT("VSM Light Projections (Directional)")	,
		STAT_VSMDirectionalProjectionFull	,
		STATGROUP_ShadowRendering
	)

DECLARE_DWORD_COUNTER_STAT() [4/9]

DECLARE_DWORD_COUNTER_STAT	(	TEXT("VSM Light Projections (Local Full)")	,
		STAT_VSMLocalProjectionFull	,
		STATGROUP_ShadowRendering
	)

DECLARE_DWORD_COUNTER_STAT() [5/9]

DECLARE_DWORD_COUNTER_STAT	(	TEXT("VSM Light Projections (Local One Pass Copy)")	,
		STAT_VSMLocalProjectionOnePassCopy	,
		STATGROUP_ShadowRendering
	)

DECLARE_DWORD_COUNTER_STAT() [6/9]

DECLARE_DWORD_COUNTER_STAT	(	TEXT("VSM Total Raster Bins")	,
		STAT_VSMNaniteBasePassTotalRasterBins	,
		STATGROUP_ShadowRendering
	)

DECLARE_DWORD_COUNTER_STAT() [7/9]

DECLARE_DWORD_COUNTER_STAT	(	TEXT("VSM Total Shading Bins")	,
		STAT_VSMNaniteBasePassTotalShadingBins	,
		STATGROUP_ShadowRendering
	)

DECLARE_DWORD_COUNTER_STAT() [8/9]

DECLARE_DWORD_COUNTER_STAT	(	TEXT("VSM Visible Raster Bins")	,
		STAT_VSMNaniteBasePassVisibleRasterBins	,
		STATGROUP_ShadowRendering
	)

DECLARE_DWORD_COUNTER_STAT() [9/9]

DECLARE_DWORD_COUNTER_STAT	(	TEXT("VSM Visible Shading Bins")	,
		STAT_VSMNaniteBasePassVisibleShadingBins	,
		STATGROUP_ShadowRendering
	)

IsVSMOnePassProjectionEnabled()

bool IsVSMOnePassProjectionEnabled

(

const FEngineShowFlags &

ShowFlags

)

Variable Documentation

CVarMarkCoarsePagesLocal

TAutoConsoleVariable<int32> CVarMarkCoarsePagesLocal

extern

CVarMarkPixelPagesMipModeLocal

TAutoConsoleVariable<int32> CVarMarkPixelPagesMipModeLocal

extern

CVarMaxDistantLightsPerFrame

TAutoConsoleVariable< int32 > CVarMaxDistantLightsPerFrame(TEXT("r.Shadow.Virtual.MaxDistantUpdatePerFrame"), 1, TEXT("Maximum number of distant lights to update each frame. Invalidated lights that were missed may be updated in a later frame (round-robin)."), ECVF_Scalability|ECVF_RenderThreadSafe)	(	TEXT("r.Shadow.Virtual.MaxDistantUpdatePerFrame")	,
		1	,
		TEXT("Maximum number of distant lights to update each frame. Invalidated lights that were missed may be updated in a later frame (round-robin).")	,
		ECVF_Scalability|	ECVF_RenderThreadSafe
	)

CVarNaniteShadowsUpdateStreaming

TAutoConsoleVariable<int32> CVarNaniteShadowsUpdateStreaming

extern

CVarVirtualShadowOnePassProjection

TAutoConsoleVariable< int32 > CVarVirtualShadowOnePassProjection(TEXT("r.Shadow.Virtual.OnePassProjection"), 1, TEXT("Projects all local light virtual shadow maps in a single pass for better performance."), ECVF_Scalability|ECVF_RenderThreadSafe)	(	TEXT("r.Shadow.Virtual.OnePassProjection")	,
		1	,
		TEXT("Projects all local light virtual shadow maps in a single pass for better performance.")	,
		ECVF_Scalability|	ECVF_RenderThreadSafe
	)

CVarVSMMaterialVisibility

TAutoConsoleVariable< int32 > CVarVSMMaterialVisibility(TEXT("r.Shadow.Virtual.Nanite.MaterialVisibility"), 0, TEXT("Enable Nanite CPU-side visibility filtering of draw commands, depends on r.Nanite.MaterialVisibility being enabled."), ECVF_RenderThreadSafe)	(	TEXT("r.Shadow.Virtual.Nanite.MaterialVisibility")	,
		0	,
		TEXT("Enable Nanite CPU-side visibility filtering of draw commands, depends on r.Nanite.MaterialVisibility being enabled.")	,
		ECVF_RenderThreadSafe
	)

CVarVsmUseFarShadowRules

TAutoConsoleVariable<int32> CVarVsmUseFarShadowRules

extern

GMinScreenRadiusForShadowCaster

float GMinScreenRadiusForShadowCaster

extern