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  3. TBoundingVolumeHierarchy

TBoundingVolumeHierarchy

Unreal Engine C++ API Reference > Runtime > Chaos > Chaos

Inheritance Hierarchy

References

   
Module Chaos
Header /Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/BoundingVolumeHierarchy.h
Include #include "Chaos/BoundingVolumeHierarchy.h"
Source /Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/BVHParticles.h

Syntax

template<class OBJECT_ARRAY, class LEAF_TYPE, class T, int d>  
class TBoundingVolumeHierarchy : public Chaos::ISpatialAcceleration< int32, T, d >

Constructors

  Type Name Description
Public function    
Public function  

TBoundingVolumeHierarchy ( const TBoundingVolumeHierarchy< OBJECT_ARRAY, LEAF_TYPE, T, d >& Other
)

  
Public function  

TBoundingVolumeHierarchy ( TBoundingVolumeHierarchy< OBJECT_ARRAY, LEAF_TYPE, T, d >&& Other
)

  
Public function  

TBoundingVolumeHierarchy ( const OBJECT_ARRAY& Objects,
const int32 MaxLevels,
const bool bUseVelocity,
const T Dt
)

  
Public function  

TBoundingVolumeHierarchy ( const OBJECT_ARRAY& Objects,
const TArray< uint32 >& ActiveIndices,
const int32 MaxLevels,
const bool bUseVelocity,
const T Dt
)

  

Functions

  Type Name Description
Public function Virtual Const void

DebugDraw ( ISpacialDebugDrawInterface< T >* InInterface
)

  
Public function Virtual void

DeepAssign ( const ISpatialAcceleration< int32, T, d >& Other
)

  
Public function Virtual Const TArray< int32 >

FindAllIntersections ( const FAABB3& Box
)

 IMPORTANT : (LWC) this API should be typed on Freal not T, as we want the query API to be using the highest precision while maintaining arbitrary internal precision for the acceleration structure ( based on T )
Public function Const TArray< int32 >

FindAllIntersections ( const TSpatialRay< T, d >& Ray
)

  
Public function Const TArray< int32 >

FindAllIntersections ( const TVector< T, d >& Point
)

  
Public function Const TArray< int32 >

FindAllIntersections ( const TGeometryParticles< T, d >& InParticles,
const int32 i
)

  
Public function Const TArray< int32 >

FindAllIntersectionsImp ( const T_INTERSECTION& Intersection
)

  
Public function const TAABB< T, d > &

GetWorldSpaceBoundingBox ( const TGeometryParticles< T, d >& InParticles,
const int32 Index
)

 TODO(mlentine): Need to move this elsewhere; probably on CollisionConstraint.
Public function Const const TArray< int32 > &  
Public function void

Reinitialize ( bool bUseVelocity,
T Dt
)

  
Public function void

Reinitialize ( const TArray< uint32 >& ActiveIndices,
bool bUseVelocity,
T Dt
)

  
Public function void  
Public function Virtual void  
Public function void

UpdateHierarchy ( const bool AllowMultipleSplitting,
const bool bUseVelocity,
const T Dt
)

  
Public function void

UpdateHierarchy ( const TArray< uint32 >& ActiveIndices,
const bool AllowMultipleSplitting,
const bool bUseVelocity,
const T Dt
)

  
Public function Const void

VisitAllIntersections ( const FAABB3& LocalBounds,
const TVisitor& Visitor
)

 Calls the visitor for every overlapping leaf.

Operators

  Type Name Description
Public function TBoundingVolumeHierarchy &

operator= ( const TBoundingVolumeHierarchy< OBJECT_ARRAY, LEAF_TYPE, T, d >& Other
)

  
Public function TBoundingVolumeHierarchy &

operator= ( TBoundingVolumeHierarchy< OBJECT_ARRAY, LEAF_TYPE, T, d >&& Other
)

  

Typedefs

Name Description
TPayloadType  

Constants

Name Description
DefaultAllowMultipleSplitting  
DefaultDt  
DefaultMaxLevels  
DefaultUseVelocity  

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