#include "HeterogeneousVolumes.h"
#include "HeterogeneousVolumeInterface.h"
#include "PixelShaderUtils.h"
#include "PostProcess/PostProcessing.h"
#include "RayTracingDefinitions.h"
#include "RayTracingInstance.h"
#include "RayTracingInstanceBufferUtil.h"
#include "RendererPrivate.h"
#include "ScenePrivate.h"
#include "PrimitiveDrawingUtils.h"

Classes
class	FHeterogeneousVolumesUpsampleCS

class	FHeterogeneousVolumesFilterCS

class	FHeterogeneousVolumesCompositeCS

Namespaces
namespace	HeterogeneousVolumes

Functions
	DECLARE_GPU_STAT_NAMED (HeterogeneousVolumeShadowsStat, TEXT("HeterogeneousVolumeShadows"))

	DECLARE_GPU_STAT_NAMED (HeterogeneousVolumesStat, TEXT("HeterogeneousVolumes"))

bool	ShouldHeterogeneousVolumesCastShadows ()

bool	ShouldCompositeHeterogeneousVolumesWithTranslucency ()

EShadowType	HeterogeneousVolumes::GetShadowType ()

EShadowType	HeterogeneousVolumes::GetTranslucencyCompositingMode ()

EHeterogeneousVolumesCompositionType	GetHeterogeneousVolumesCompositionType ()

EHeterogeneousVolumesCompositionType	GetHeterogeneousVolumesComposition ()

bool	ShouldRenderHeterogeneousVolumes (const FScene *Scene)

bool	ShouldRenderHeterogeneousVolumesForAnyView (const TArrayView< FViewInfo > &Views)

bool	ShouldRenderHeterogeneousVolumesForView (const FViewInfo &View)

int32	GetPrimaryViewIndex (const TArrayView< FViewInfo > &Views)

FViewInfo *	GetPrimaryViewForView (const TArrayView< FViewInfo > &Views, int32 ViewIndex)

bool	ShouldRenderHeterogeneousVolumesForView (const TArrayView< FViewInfo > &Views, int32 ViewIndex)

TArray< FVolumetricMeshBatch, SceneRenderingAllocator >	GetHeterogeneousVolumesMeshBatches (const TArrayView< FViewInfo > &Views, int32 ViewIndex)

bool	ShouldRenderHeterogeneousVolumesAsHoldoutForView (const FViewInfo &View)

bool	DoesMaterialShaderSupportHeterogeneousVolumes (const FMaterialShaderParameters &MaterialShaderParameters)

bool	DoesMaterialShaderSupportHeterogeneousVolumes (const FMaterial &Material)

bool	ShouldRenderMeshBatchWithHeterogeneousVolumes (const FMeshBatch Mesh, const FPrimitiveSceneProxy Proxy, ERHIFeatureLevel::Type FeatureLevel)

int32	HeterogeneousVolumes::GetDownsampleFactor ()

int32	HeterogeneousVolumes::GetUpsampleMode ()

int32	HeterogeneousVolumes::GetFilterMode ()

int32	HeterogeneousVolumes::GetFilterWidth ()

FIntPoint	HeterogeneousVolumes::GetDownsampledResolution (FIntPoint Resolution, int32 DownsampleFactor)

FIntPoint	HeterogeneousVolumes::GetScaledViewRect (FIntRect ViewRect)

FIntVector	HeterogeneousVolumes::GetVolumeResolution (const IHeterogeneousVolumeInterface *Interface)

float	HeterogeneousVolumes::GetShadowStepSize ()

float	HeterogeneousVolumes::GetMaxTraceDistance ()

float	HeterogeneousVolumes::GetMaxShadowTraceDistance ()

float	HeterogeneousVolumes::GetStepSize ()

float	HeterogeneousVolumes::GetMaxStepCount ()

int32	HeterogeneousVolumes::GetMipLevel ()

uint32	HeterogeneousVolumes::GetSparseVoxelMipBias ()

int32	HeterogeneousVolumes::GetDebugMode ()

EShadowPipeline	HeterogeneousVolumes::GetShadowPipeline ()

EStochasticFilteringMode	HeterogeneousVolumes::GetStochasticFilteringMode ()

bool	HeterogeneousVolumes::UseSparseVoxelPipeline ()

bool	HeterogeneousVolumes::ShouldRefineSparseVoxels ()

bool	HeterogeneousVolumes::UseSparseVoxelPerTileCulling ()

int32	HeterogeneousVolumes::GetLightingCacheMode ()

bool	HeterogeneousVolumes::UseAdaptiveVolumetricShadowMapForSelfShadowing (const FPrimitiveSceneProxy *PrimitiveSceneProxy)

bool	HeterogeneousVolumes::UseLightingCacheForInscattering ()

bool	HeterogeneousVolumes::UseLightingCacheForTransmittance ()

bool	HeterogeneousVolumes::ShouldJitter ()

bool	HeterogeneousVolumes::UseHardwareRayTracing ()

bool	HeterogeneousVolumes::UseIndirectLighting ()

float	HeterogeneousVolumes::GetIndirectLightingFactor ()

EIndirectLightingMode	HeterogeneousVolumes::GetIndirectLightingMode ()

bool	HeterogeneousVolumes::ShouldDepthSort ()

bool	HeterogeneousVolumes::ShouldApplyHeightFog ()

bool	HeterogeneousVolumes::ShouldApplyVolumetricFog ()

EFogMode	HeterogeneousVolumes::GetFogInscatteringMode ()

bool	HeterogeneousVolumes::UseAnalyticDerivatives ()

bool	HeterogeneousVolumes::ShouldWriteVelocity ()

bool	HeterogeneousVolumes::UseContinuousLOD ()

float	HeterogeneousVolumes::GetCLODBias ()

int	HeterogeneousVolumes::GetVoxelCount (FIntVector VolumeResolution)

int	HeterogeneousVolumes::GetVoxelCount (const FRDGTextureDesc &TextureDesc)

FIntVector	HeterogeneousVolumes::GetMipVolumeResolution (FIntVector VolumeResolution, uint32 MipLevel)

float	HeterogeneousVolumes::CalcLODBias (const IHeterogeneousVolumeInterface *HeterogeneousVolume)

FLODValue	HeterogeneousVolumes::CalcLOD (const HeterogeneousVolumes::FLODInfo &LODInfo, const IHeterogeneousVolumeInterface *HeterogeneousVolume)

FLODValue	HeterogeneousVolumes::CalcLOD (const FSceneView &View, const IHeterogeneousVolumeInterface *HeterogeneousVolume)

float	HeterogeneousVolumes::CalcLODFactor (float LODValue, float LODBias)

float	HeterogeneousVolumes::CalcLODFactor (const HeterogeneousVolumes::FLODInfo &LODInfo, const IHeterogeneousVolumeInterface *HeterogeneousVolume)

float	HeterogeneousVolumes::CalcLODFactor (const FSceneView &View, const IHeterogeneousVolumeInterface *HeterogeneousVolume)

FIntVector	HeterogeneousVolumes::GetLightingCacheResolution (const IHeterogeneousVolumeInterface *RenderInterface, FLODValue LODValue)

bool	HeterogeneousVolumes::IsHoldout (const IHeterogeneousVolumeInterface *HeterogeneousVolumeInterface)

bool	ShouldBuildVoxelGrids (const FScene *Scene)

bool	ShouldCacheVoxelGrids (const FScene Scene, FSceneViewState ViewState)

	DECLARE_CYCLE_STAT (TEXT("Heterogeneous Volumes Render"), STATGROUP_HeterogeneousVolumesRender, STATGROUP_HeterogeneousVolumesRT)

void	RenderHeterogeneousVolumeShadows (FRDGBuilder &GraphBuilder, FScene *Scene, const FSceneTextures &SceneTextures, FViewInfo &View, TArray< FVisibleLightInfo, SceneRenderingAllocator > &VisibleLightInfos)

	IMPLEMENT_GLOBAL_SHADER (FHeterogeneousVolumesUpsampleCS, "/Engine/Private/HeterogeneousVolumes/HeterogeneousVolumesComposite.usf", "HeterogeneousVolumesUpsampleCS", SF_Compute)

	IMPLEMENT_GLOBAL_SHADER (FHeterogeneousVolumesFilterCS, "/Engine/Private/HeterogeneousVolumes/HeterogeneousVolumesComposite.usf", "HeterogeneousVolumesFilterCS", SF_Compute)

	IMPLEMENT_GLOBAL_SHADER (FHeterogeneousVolumesCompositeCS, "/Engine/Private/HeterogeneousVolumes/HeterogeneousVolumesComposite.usf", "HeterogeneousVolumesCompositeCS", SF_Compute)

void	HeterogeneousVolumes::PostRender (FScene &Scene, TArray< FViewInfo > &Views)

Function Documentation

◆ DECLARE_CYCLE_STAT()

DECLARE_CYCLE_STAT	(	TEXT("Heterogeneous Volumes Render")	,
		STATGROUP_HeterogeneousVolumesRender	,
		STATGROUP_HeterogeneousVolumesRT
	)

◆ DECLARE_GPU_STAT_NAMED() [1/2]

DECLARE_GPU_STAT_NAMED	(	HeterogeneousVolumeShadowsStat	,
		TEXT("HeterogeneousVolumeShadows")
	)

◆ DECLARE_GPU_STAT_NAMED() [2/2]

DECLARE_GPU_STAT_NAMED	(	HeterogeneousVolumesStat	,
		TEXT("HeterogeneousVolumes")
	)

◆ DoesMaterialShaderSupportHeterogeneousVolumes() [1/2]

bool DoesMaterialShaderSupportHeterogeneousVolumes ( const FMaterial & Material )

◆ DoesMaterialShaderSupportHeterogeneousVolumes() [2/2]

bool DoesMaterialShaderSupportHeterogeneousVolumes ( const FMaterialShaderParameters & MaterialShaderParameters )

◆ GetHeterogeneousVolumesComposition()

EHeterogeneousVolumesCompositionType GetHeterogeneousVolumesComposition ( )

◆ GetHeterogeneousVolumesCompositionType()

EHeterogeneousVolumesCompositionType GetHeterogeneousVolumesCompositionType ( )

◆ GetHeterogeneousVolumesMeshBatches()

TArray< FVolumetricMeshBatch, SceneRenderingAllocator > GetHeterogeneousVolumesMeshBatches	(	const TArrayView< FViewInfo > &	Views,
		int32	ViewIndex
	)

◆ GetPrimaryViewForView()

FViewInfo * GetPrimaryViewForView	(	const TArrayView< FViewInfo > &	Views,
		int32	ViewIndex
	)

◆ GetPrimaryViewIndex()

int32 GetPrimaryViewIndex ( const TArrayView< FViewInfo > & Views )

◆ IMPLEMENT_GLOBAL_SHADER() [1/3]

IMPLEMENT_GLOBAL_SHADER	(	FHeterogeneousVolumesCompositeCS	,
		"/Engine/Private/HeterogeneousVolumes/HeterogeneousVolumesComposite.usf"	,
		"HeterogeneousVolumesCompositeCS"	,
		SF_Compute
	)

◆ IMPLEMENT_GLOBAL_SHADER() [2/3]

IMPLEMENT_GLOBAL_SHADER	(	FHeterogeneousVolumesFilterCS	,
		"/Engine/Private/HeterogeneousVolumes/HeterogeneousVolumesComposite.usf"	,
		"HeterogeneousVolumesFilterCS"	,
		SF_Compute
	)

◆ IMPLEMENT_GLOBAL_SHADER() [3/3]

IMPLEMENT_GLOBAL_SHADER	(	FHeterogeneousVolumesUpsampleCS	,
		"/Engine/Private/HeterogeneousVolumes/HeterogeneousVolumesComposite.usf"	,
		"HeterogeneousVolumesUpsampleCS"	,
		SF_Compute
	)

◆ RenderHeterogeneousVolumeShadows()

void RenderHeterogeneousVolumeShadows	(	FRDGBuilder &	GraphBuilder,
		FScene *	Scene,
		const FSceneTextures &	SceneTextures,
		FViewInfo &	View,
		TArray< FVisibleLightInfo, SceneRenderingAllocator > &	VisibleLightInfos
	)

◆ ShouldBuildVoxelGrids()

bool ShouldBuildVoxelGrids ( const FScene * Scene )

◆ ShouldCacheVoxelGrids()

bool ShouldCacheVoxelGrids	(	const FScene *	Scene,
		FSceneViewState *	ViewState
	)

◆ ShouldCompositeHeterogeneousVolumesWithTranslucency()

bool ShouldCompositeHeterogeneousVolumesWithTranslucency ( )

◆ ShouldHeterogeneousVolumesCastShadows()

bool ShouldHeterogeneousVolumesCastShadows ( )

◆ ShouldRenderHeterogeneousVolumes()

bool ShouldRenderHeterogeneousVolumes ( const FScene * Scene )

◆ ShouldRenderHeterogeneousVolumesAsHoldoutForView()

bool ShouldRenderHeterogeneousVolumesAsHoldoutForView ( const FViewInfo & View )

◆ ShouldRenderHeterogeneousVolumesForAnyView()

bool ShouldRenderHeterogeneousVolumesForAnyView ( const TArrayView< FViewInfo > & Views )

◆ ShouldRenderHeterogeneousVolumesForView() [1/2]

bool ShouldRenderHeterogeneousVolumesForView ( const FViewInfo & View )

◆ ShouldRenderHeterogeneousVolumesForView() [2/2]

bool ShouldRenderHeterogeneousVolumesForView	(	const TArrayView< FViewInfo > &	Views,
		int32	ViewIndex
	)

◆ ShouldRenderMeshBatchWithHeterogeneousVolumes()

bool ShouldRenderMeshBatchWithHeterogeneousVolumes	(	const FMeshBatch *	Mesh,
		const FPrimitiveSceneProxy *	Proxy,
		ERHIFeatureLevel::Type	FeatureLevel
	)

Classes

Namespaces

Functions