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  3. FInstancedPlacementHash

FInstancedPlacementHash

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

API > API/Runtime > API/Runtime/Engine > API/Runtime/Engine/Instances

References

   
Module Engine
Header /Engine/Source/Runtime/Engine/Public/Instances/InstancedPlacementHash.h
Include #include "Instances/InstancedPlacementHash.h"

Syntax

struct FInstancedPlacementHash

Remarks

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

Constructors

  Type Name Description
Public function  

FInstancedPlacementHash ( int32 InHashCellBits
)

  

Destructors

  Type Name Description
Public function    

Functions

  Type Name Description
Public function Const void

CheckInstanceCount ( int32 InCount
)

  
Public function void

Empty ()

  
Public function Const FBox  
Public function Const TArray< int32 >

GetInstancesOverlappingBox ( const FBox& InBox
)

  
Public function Const void

GetInstancesOverlappingBox ( const FBox& InBox,
TArray< int32 >& OutInstanceIndices
)

  
Public function void

InsertInstance ( const FVector& InstanceLocation,
int32 InstanceIndex
)

  
Public function bool

IsAnyInstanceInSphere ( FunctionType InstanceLocationGetter,
const FVector& SphereCenter,
double SphereRadius
)

  
Public function void

RemoveInstance ( const FVector& InstanceLocation,
int32 InstanceIndex,
bool bChecked
)

  
Public function void

SwapInstance ( const FVector& InstanceLocation,
int32 OldIndex,
int32 NewIndex,
bool bCheckedRemoval
)

  

Constants

Name Description
MaxHashCellBits  

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