UHierarchicalInstancedStaticMeshComponent::FClusterBuilder Class Reference

#include <HierarchicalInstancedStaticMeshComponent.h>

Classes
struct	FRunPair
struct	FSortPair

Public Member Functions
ENGINE_API	FClusterBuilder (TArray< FMatrix > InTransforms, TArray< float > InCustomDataFloats, int32 InNumCustomDataFloats, const FBox &InInstBox, int32 InMaxInstancesPerLeaf, float InDensityScaling, int32 InInstancingRandomSeed, bool InGenerateInstanceScalingRange)
ENGINE_API void	BuildTreeAndBufferAsync (ENamedThreads::Type CurrentThread, const FGraphEventRef &MyCompletionGraphEvent)
ENGINE_API void	BuildTreeAndBuffer ()
ENGINE_API void	BuildTree ()

Public Attributes
TUniquePtr< FClusterTree >	Result
TUniquePtr< FStaticMeshInstanceData >	BuiltInstanceData

Protected Member Functions
void	Split (int32 InNum)
void	Split (int32 Start, int32 End)
void	BuildInstanceBuffer ()
void	Init ()

Protected Attributes
int32	OriginalNum
int32	Num
FBox	InstBox
int32	BranchingFactor
int32	InternalNodeBranchingFactor
int32	OcclusionLayerTarget
int32	MaxInstancesPerLeaf
int32	NumRoots
int32	InstancingRandomSeed
float	DensityScaling
bool	GenerateInstanceScalingRange
TArray< int32 >	SortIndex
TArray< FVector >	SortPoints
TArray< FMatrix >	Transforms
TArray< float >	CustomDataFloats
int32	NumCustomDataFloats
TArray< FRunPair >	Clusters
TArray< FSortPair >	SortPairs

Constructor & Destructor Documentation

FClusterBuilder()

UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::FClusterBuilder	(	TArray< FMatrix >	InTransforms,
		TArray< float >	InCustomDataFloats,
		int32	InNumCustomDataFloats,
		const FBox &	InInstBox,
		int32	InMaxInstancesPerLeaf,
		float	InDensityScaling,
		int32	InInstancingRandomSeed,
		bool	InGenerateInstanceScalingRange
	)

Member Function Documentation

BuildInstanceBuffer()

void UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::BuildInstanceBuffer ( )

protected

BuildTree()

void UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::BuildTree

(

)

BuildTreeAndBuffer()

void UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::BuildTreeAndBuffer

(

)

BuildTreeAndBufferAsync()

void UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::BuildTreeAndBufferAsync	(	ENamedThreads::Type	CurrentThread,
		const FGraphEventRef &	MyCompletionGraphEvent
	)

Init()

void UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::Init ( )

protected

Split() [1/2]

void UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::Split ( int32  InNum )

protected

Split() [2/2]

void UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::Split ( int32  Start, int32  End  )

protected

Member Data Documentation

BranchingFactor

int32 UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::BranchingFactor

protected

BuiltInstanceData

TUniquePtr<FStaticMeshInstanceData> UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::BuiltInstanceData

Clusters

TArray<FRunPair> UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::Clusters

protected

CustomDataFloats

TArray<float> UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::CustomDataFloats

protected

DensityScaling

float UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::DensityScaling

protected

GenerateInstanceScalingRange

bool UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::GenerateInstanceScalingRange

protected

InstancingRandomSeed

int32 UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::InstancingRandomSeed

protected

InstBox

FBox UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::InstBox

protected

InternalNodeBranchingFactor

int32 UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::InternalNodeBranchingFactor

protected

MaxInstancesPerLeaf

int32 UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::MaxInstancesPerLeaf

protected

Num

int32 UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::Num

protected

NumCustomDataFloats

int32 UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::NumCustomDataFloats

protected

NumRoots

int32 UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::NumRoots

protected

OcclusionLayerTarget

int32 UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::OcclusionLayerTarget

protected

OriginalNum

int32 UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::OriginalNum

protected

Result

TUniquePtr<FClusterTree> UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::Result

SortIndex

TArray<int32> UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::SortIndex

protected

SortPairs

TArray<FSortPair> UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::SortPairs

protected

SortPoints

TArray<FVector> UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::SortPoints

protected

Transforms

TArray<FMatrix> UHierarchicalInstancedStaticMeshComponent::FClusterBuilder::Transforms

protected

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The documentation for this class was generated from the following files:

• Engine/Source/Runtime/Engine/Classes/Components/HierarchicalInstancedStaticMeshComponent.h
• Engine/Source/Runtime/Engine/Private/HierarchicalInstancedStaticMesh.cpp