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FHairGroupPublicData

Public group data.

Windows

MacOS

Linux

Inheritance Hierarchy

FRenderResource

FHairGroupPublicData

References

Module	Renderer
Header	/Engine/Source/Runtime/Renderer/Public/HairStrandsInterface.h
Include	#include "HairStrandsInterface.h"

Syntax

class FHairGroupPublicData : public FRenderResource

Remarks

Public group data.

Variables

	Name	Description
bool	bCullingResultAvailable
bool	bLODVisibility
bool	bSupportVoxelization
FRDGExternalBuf...	ClusterAABBBuffer	Hair Cluster & Hair Group bounding box buffer
uint32	ClusterCount
uint32	ClusterDataIndex
FRDGExternalBuf...	CulledVertexIdBuffer	Culling & LODing results for a hair group
FRDGExternalBuf...	CulledVertexRadiusScaleBuffer
FRDGExternalBuf...	DrawIndirectBuffer	Indirect draw buffer to draw everything or the result of the culling per pass
FRDGExternalBuf...	DrawIndirectRasterComputeBuffer
FRDGExternalBuf...	GroupAABBBuffer
uint32	GroupControlTriangleStripVertexCount
uint32	GroupIndex
float	LODBias
TArray< EHairGe...	LODGeometryTypes
float	LODIndex	Data change every frame by the groom proxy based on views data.
TArray< float >	LODScreenSizes
TArray< bool >	LODVisibilities	CPU LOD selection.
uint32	VertexCount
FVertexFactoryI...	VFInput

Constructors

	Name	Description
	FHairGroupPublicData ( uint32 InGroupIndex )

Functions

	Name	Description
bool	DoesSupportVoxelization()
FRDGExternal...	GetClusterAABBBuffer()
uint32	GetClusterCount()
FRDGExternal...	GetCulledVertexIdBuffer()
const FRDGEx...	GetCulledVertexIdBuffer()
FRDGExternal...	GetCulledVertexRadiusScaleBuffer()
const FRDGEx...	GetCulledVertexRadiusScaleBuffer()
bool	GetCullingResultAvailable()
FRDGExternal...	GetDrawIndirectBuffer()
FRDGExternal...	GetDrawIndirectRasterComputeBuffer()
const FRDGEx...	GetDrawIndirectRasterComputeBuffer()
FRDGExternal...	GetGroupAABBBuffer()
uint32	GetGroupControlPointCount()
uint32	GetGroupIndex()
uint32	GetGroupInstanceVertexCount()	The primitive count when no culling and neither lod happens.
int32	GetIntLODIndex()
float	GetLODBias()
const TArray...	GetLODGeometryTypes()
float	GetLODIndex()
const TArray...	GetLODScreenSizes()
const TArray...	GetLODVisibilities()
bool	GetLODVisibility()
void	SetClusters ( uint32 InClusterCount, uint32 InVertexCount )
void	SetCullingResultAvailable ( bool b )
void	SetLODBias ( float InLODBias )
void	SetLODGeometryTypes ( const TArray< EHairGeometryType >&... )
void	SetLODIndex ( float InLODIndex )
void	SetLODScreenSizes ( const TArray< float >& ScreenSizes )
void	SetLODVisibilities ( const TArray< bool >& InLODVisibil... )
void	SetLODVisibility ( bool bVisible )
void	SupportVoxelization ( bool InVoxelize )

Overridden from FRenderResource

	Name	Description
FString	GetFriendlyName()
void	InitRHI()	Initializes the RHI resources used by this resource.
void	ReleaseRHI()	Releases the RHI resources used by this resource.

Classes

	Name	Description
	FVertexFactoryInput

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