Triangulation of single OpenGL primitive array. More...

#include <OpenGl_SceneGeometry.hxx>

Inheritance diagram for OpenGl_TriangleSet:

[legend]

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 QuadBvhHandle &	QuadBVH ()
	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 ()=0
	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_Transient &	operator= (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_Transient *	This () 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 ()=0
	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_Properties >	myProperties
	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:

OpenGl_SceneGeometry.hxx

Public Member Functions

Data Fields

Static Public Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ OpenGl_TriangleSet()

Member Function Documentation

◆ AssociatedPArrayID()

◆ Box()

◆ Center()

◆ MaterialIndex()

◆ QuadBVH()

◆ SetMaterialIndex()

Field Documentation

◆ INVALID_MATERIAL

◆ Normals

◆ TexCrds