FInstancedPlacementHash | Unreal Engine 5.7 Documentation

FPartitionInstanceHash Used for editor locality of placed instances in a partition actor to control density and avoid overlapping instances


Name	FInstancedPlacementHash
Type	struct
Header File	/Engine/Source/Runtime/Engine/Public/Instances/InstancedPlacementHash.h
Include Path	#include "Instances/InstancedPlacementHash.h"

Syntax

struct FInstancedPlacementHash

Name	Remarks	Include Path	Unreal Specifiers
FInstancedPlacementHash ( int32 InHashCellBits )		Instances/InstancedPlacementHash.h

Name	Remarks	Include Path	Unreal Specifiers
~FInstancedPlacementHash()		Instances/InstancedPlacementHash.h

Name	Remarks
FKey

Name	Type	Remarks	Include Path
MaxHashCellBits	int32		Instances/InstancedPlacementHash.h

Name	Type	Remarks	Include Path	Unreal Specifiers
CellMap	TMap< FKey, TSet< int32 > >		Instances/InstancedPlacementHash.h
HashCellBits	const int32		Instances/InstancedPlacementHash.h

Name	Remarks	Include Path	Unreal Specifiers
void CheckInstanceCount ( int32 InCount ) const		Instances/InstancedPlacementHash.h
void Empty()		Instances/InstancedPlacementHash.h
FBox GetBounds()		Instances/InstancedPlacementHash.h
TArray< int32 > GetInstancesOverlappingBox ( const FBox& InBox ) const		Instances/InstancedPlacementHash.h
void GetInstancesOverlappingBox ( const FBox& InBox, TArray< int32 >& OutInstanceIndices ) const		Instances/InstancedPlacementHash.h
void InsertInstance ( const FVector& InstanceLocation, int32 InstanceIndex )		Instances/InstancedPlacementHash.h
bool IsAnyInstanceInSphere ( FunctionType InstanceLocationGetter, const FVector& SphereCenter, double SphereRadius )		Instances/InstancedPlacementHash.h
void RemoveInstance ( const FVector& InstanceLocation, int32 InstanceIndex, bool bChecked )		Instances/InstancedPlacementHash.h
void SwapInstance ( const FVector& InstanceLocation, int32 OldIndex, int32 NewIndex, bool bCheckedRemoval )		Instances/InstancedPlacementHash.h