Open CASCADE Technology  7.6.0
Public Member Functions | Data Fields | Static Public Attributes

OpenGl_TriangleSet Class Reference

Triangulation of single OpenGL primitive array. More...

#include <OpenGl_SceneGeometry.hxx>

Inheritance diagram for OpenGl_TriangleSet:
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Public Member Functions

 OpenGl_TriangleSet (const Standard_Size theArrayID, const opencascade::handle< BVH_Builder< Standard_ShortReal, 3 > > &theBuilder)
 Creates new OpenGL element triangulation. More...
 
Standard_Size AssociatedPArrayID () const
 Returns ID of associated primitive array. More...
 
Standard_Integer MaterialIndex () const
 Returns material index of triangle set. More...
 
void SetMaterialIndex (Standard_Integer theMatID)
 Sets material index for entire triangle set. More...
 
virtual BVH_BoxNt Box () const override
 Returns AABB of primitive set. More...
 
virtual Standard_ShortReal Center (const Standard_Integer theIndex, const Standard_Integer theAxis) const override
 Returns centroid position along the given axis. More...
 
const QuadBvhHandleQuadBVH ()
 Returns quad BVH (QBVH) tree produced from binary BVH. More...
 
- Public Member Functions inherited from BVH_Triangulation< T, N >
 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 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 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_Array3f Normals
 Array of vertex normals. More...
 
BVH_Array2f TexCrds
 Array of texture coords. More...
 
- Data Fields inherited from BVH_Triangulation< T, N >
BVH::ArrayType< T, N >::Type Vertices
 Array of vertex coordinates. More...
 
BVH_Array4i Elements
 Array of indices of triangle vertices. More...
 

Static Public Attributes

static const Standard_Integer INVALID_MATERIAL = -1
 Value of invalid material index to return in case of errors. More...
 
- Static Public Attributes inherited from BVH_PrimitiveSet< T, N >
static const Standard_Integer MaxTreeDepth = BVH_Constants_MaxTreeDepth
 

Additional Inherited Members

- Public Types inherited from BVH_Triangulation< T, N >
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
 
- 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...
 
- 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

Triangulation of single OpenGL primitive array.

Constructor & Destructor Documentation

◆ OpenGl_TriangleSet()

OpenGl_TriangleSet::OpenGl_TriangleSet ( const Standard_Size  theArrayID,
const opencascade::handle< BVH_Builder< Standard_ShortReal, 3 > > &  theBuilder 
)

Creates new OpenGL element triangulation.

Member Function Documentation

◆ AssociatedPArrayID()

Standard_Size OpenGl_TriangleSet::AssociatedPArrayID ( ) const
inline

Returns ID of associated primitive array.

◆ Box()

virtual BVH_BoxNt OpenGl_TriangleSet::Box ( ) const
overridevirtual

Returns AABB of primitive set.

Reimplemented from BVH_PrimitiveSet< T, N >.

◆ Center()

virtual Standard_ShortReal OpenGl_TriangleSet::Center ( const Standard_Integer  theIndex,
const Standard_Integer  theAxis 
) const
overridevirtual

Returns centroid position along the given axis.

Reimplemented from BVH_Triangulation< T, N >.

◆ MaterialIndex()

Standard_Integer OpenGl_TriangleSet::MaterialIndex ( ) const
inline

Returns material index of triangle set.

◆ QuadBVH()

const QuadBvhHandle& OpenGl_TriangleSet::QuadBVH ( )

Returns quad BVH (QBVH) tree produced from binary BVH.

◆ SetMaterialIndex()

void OpenGl_TriangleSet::SetMaterialIndex ( Standard_Integer  theMatID)
inline

Sets material index for entire triangle set.

Field Documentation

◆ INVALID_MATERIAL

const Standard_Integer OpenGl_TriangleSet::INVALID_MATERIAL = -1
static

Value of invalid material index to return in case of errors.

◆ Normals

BVH_Array3f OpenGl_TriangleSet::Normals

Array of vertex normals.

◆ TexCrds

BVH_Array2f OpenGl_TriangleSet::TexCrds

Array of texture coords.


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