Open CASCADE Technology  7.5.0.beta
Public Types | Public Member Functions | Data Fields
BVH_Triangulation< T, N > Class Template Reference

Triangulation as an example of BVH primitive set. More...

#include <BVH_Triangulation.hxx>

Inheritance diagram for BVH_Triangulation< T, N >:
Inheritance graph
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Public Types

typedef BVH::VectorType< T, N >::Type BVH_VecNt
 
- Public Types inherited from Standard_Transient
typedef void base_type
 Returns a type descriptor about this object. More...
 
- Public Types inherited from BVH_Set< T, N >
typedef BVH_Box< T, N > BVH_BoxNt
 

Public Member Functions

 BVH_Triangulation ()
 Creates empty triangulation. More...
 
 BVH_Triangulation (const opencascade::handle< BVH_Builder< T, N > > &theBuilder)
 Creates empty triangulation. More...
 
virtual ~BVH_Triangulation ()
 Releases resources of triangulation. More...
 
virtual Standard_Integer Size () const override
 Returns total number of triangles. More...
 
virtual BVH_Box< T, N > Box (const Standard_Integer theIndex) const override
 Returns AABB of the given triangle. More...
 
virtual T Center (const Standard_Integer theIndex, const Standard_Integer theAxis) const override
 Returns centroid position along the given axis. More...
 
virtual void Swap (const Standard_Integer theIndex1, const Standard_Integer theIndex2) override
 Performs transposing the two given triangles in the set. More...
 
- Public Member Functions inherited from BVH_PrimitiveSet< T, N >
 BVH_PrimitiveSet ()
 Creates set of abstract primitives. More...
 
 BVH_PrimitiveSet (const opencascade::handle< BVH_Builder< T, N > > &theBuilder)
 Creates set of abstract primitives. More...
 
virtual ~BVH_PrimitiveSet ()
 Releases resources of set of abstract primitives. More...
 
virtual BVH_Box< T, N > Box () const override
 Returns AABB of primitive set. More...
 
virtual const opencascade::handle< BVH_Tree< T, N > > & BVH ()
 Returns BVH tree (and builds it if necessary). More...
 
virtual const opencascade::handle< BVH_Builder< T, N > > & Builder () const
 Returns the method (builder) used to construct BVH. More...
 
virtual void SetBuilder (const opencascade::handle< BVH_Builder< T, N > > &theBuilder)
 Sets the method (builder) used to construct BVH. More...
 
- Public Member Functions inherited from BVH_Object< T, N >
 BVH_Object ()
 Creates new abstract geometric object. More...
 
virtual ~BVH_Object ()
 Releases resources of geometric object. More...
 
- Public Member Functions inherited from BVH_ObjectTransient
virtual const Handle< BVH_Properties > & Properties () const
 Returns properties of the geometric object. More...
 
virtual void SetProperties (const Handle< BVH_Properties > &theProperties)
 Sets properties of the geometric object. More...
 
virtual Standard_Boolean IsDirty () const
 Returns TRUE if object state should be updated. More...
 
virtual void MarkDirty ()
 Marks object state as outdated (needs BVH rebuilding). More...
 
- Public Member Functions inherited from Standard_Transient
 Standard_Transient ()
 Empty constructor. More...
 
 Standard_Transient (const Standard_Transient &)
 Copy constructor – does nothing. More...
 
Standard_Transientoperator= (const Standard_Transient &)
 Assignment operator, needed to avoid copying reference counter. More...
 
virtual ~Standard_Transient ()
 Destructor must be virtual. More...
 
virtual void Delete () const
 Memory deallocator for transient classes. More...
 
virtual const opencascade::handle< Standard_Type > & DynamicType () const
 Returns a type descriptor about this object. More...
 
Standard_Boolean IsInstance (const opencascade::handle< Standard_Type > &theType) const
 Returns a true value if this is an instance of Type. More...
 
Standard_Boolean IsInstance (const Standard_CString theTypeName) const
 Returns a true value if this is an instance of TypeName. More...
 
Standard_Boolean IsKind (const opencascade::handle< Standard_Type > &theType) const
 Returns true if this is an instance of Type or an instance of any class that inherits from Type. Note that multiple inheritance is not supported by OCCT RTTI mechanism. More...
 
Standard_Boolean IsKind (const Standard_CString theTypeName) const
 Returns true if this is an instance of TypeName or an instance of any class that inherits from TypeName. Note that multiple inheritance is not supported by OCCT RTTI mechanism. More...
 
Standard_TransientThis () const
 Returns non-const pointer to this object (like const_cast). For protection against creating handle to objects allocated in stack or call from constructor, it will raise exception Standard_ProgramError if reference counter is zero. More...
 
Standard_Integer GetRefCount () const
 Get the reference counter of this object. More...
 
void IncrementRefCounter () const
 Increments the reference counter of this object. More...
 
Standard_Integer DecrementRefCounter () const
 Decrements the reference counter of this object; returns the decremented value. More...
 
- Public Member Functions inherited from BVH_Set< T, N >
 BVH_Set ()
 Creates new abstract set of objects. More...
 
virtual ~BVH_Set ()
 Releases resources of set of objects. More...
 

Data Fields

BVH::ArrayType< T, N >::Type Vertices
 Array of vertex coordinates. More...
 
BVH_Array4i Elements
 Array of indices of triangle vertices. More...
 

Additional Inherited Members

- Static Public Member Functions inherited from Standard_Transient
static const char * get_type_name ()
 Returns a type descriptor about this object. More...
 
static const opencascade::handle< Standard_Type > & get_type_descriptor ()
 Returns type descriptor of Standard_Transient class. More...
 
- Static Public Attributes inherited from BVH_PrimitiveSet< T, N >
static const Standard_Integer MaxTreeDepth = BVH_Constants_MaxTreeDepth
 
- Protected Member Functions inherited from BVH_PrimitiveSet< T, N >
virtual void Update ()
 Updates BVH of primitive set. More...
 
- Protected Member Functions inherited from BVH_ObjectTransient
 BVH_ObjectTransient ()
 Creates new abstract geometric object. More...
 
- Protected Attributes inherited from BVH_PrimitiveSet< T, N >
opencascade::handle< BVH_Tree< T, N > > myBVH
 Constructed bottom-level BVH. More...
 
opencascade::handle< BVH_Builder< T, N > > myBuilder
 Builder for bottom-level BVH. More...
 
BVH_Box< T, N > myBox
 Cached bounding box of geometric primitives. More...
 
- Protected Attributes inherited from BVH_ObjectTransient
Standard_Boolean myIsDirty
 Marks internal object state as outdated. More...
 
Handle< BVH_PropertiesmyProperties
 Generic properties assigned to the object. More...
 

Detailed Description

template<class T, int N>
class BVH_Triangulation< T, N >

Triangulation as an example of BVH primitive set.

Template Parameters
TNumeric data type
NVector dimension

Member Typedef Documentation

◆ BVH_VecNt

template<class T , int N>
typedef BVH::VectorType<T, N>::Type BVH_Triangulation< T, N >::BVH_VecNt

Constructor & Destructor Documentation

◆ BVH_Triangulation() [1/2]

template<class T , int N>
BVH_Triangulation< T, N >::BVH_Triangulation ( )
inline

Creates empty triangulation.

◆ BVH_Triangulation() [2/2]

template<class T , int N>
BVH_Triangulation< T, N >::BVH_Triangulation ( const opencascade::handle< BVH_Builder< T, N > > &  theBuilder)
inline

Creates empty triangulation.

◆ ~BVH_Triangulation()

template<class T , int N>
virtual BVH_Triangulation< T, N >::~BVH_Triangulation ( )
inlinevirtual

Releases resources of triangulation.

Member Function Documentation

◆ Box()

template<class T , int N>
virtual BVH_Box<T, N> BVH_Triangulation< T, N >::Box ( const Standard_Integer  theIndex) const
inlineoverridevirtual

Returns AABB of the given triangle.

Implements BVH_Set< T, N >.

◆ Center()

template<class T , int N>
virtual T BVH_Triangulation< T, N >::Center ( const Standard_Integer  theIndex,
const Standard_Integer  theAxis 
) const
inlineoverridevirtual

Returns centroid position along the given axis.

Implements BVH_Set< T, N >.

Reimplemented in OpenGl_TriangleSet.

◆ Size()

template<class T , int N>
virtual Standard_Integer BVH_Triangulation< T, N >::Size ( void  ) const
inlineoverridevirtual

Returns total number of triangles.

Implements BVH_Set< T, N >.

◆ Swap()

template<class T , int N>
virtual void BVH_Triangulation< T, N >::Swap ( const Standard_Integer  theIndex1,
const Standard_Integer  theIndex2 
)
inlineoverridevirtual

Performs transposing the two given triangles in the set.

Implements BVH_Set< T, N >.

Field Documentation

◆ Elements

template<class T , int N>
BVH_Array4i BVH_Triangulation< T, N >::Elements

Array of indices of triangle vertices.

◆ Vertices

template<class T , int N>
BVH::ArrayType<T, N>::Type BVH_Triangulation< T, N >::Vertices

Array of vertex coordinates.


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