Describes the data structure necessary for the mesh algorithms in two dimensions plane or on surface by meshing in UV space. More...

#include <BRepMesh_DataStructureOfDelaun.hxx>

Inheritance diagram for BRepMesh_DataStructureOfDelaun:

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Public Member Functions
	BRepMesh_DataStructureOfDelaun (const Handle< NCollection_IncAllocator > &theAllocator, const Standard_Integer theReservedNodeSize=100)
	Constructor.

API for accessing mesh nodes.
Standard_Integer	NbNodes () const
	Returns number of nodes.

Standard_Integer	AddNode (const BRepMesh_Vertex &theNode, const Standard_Boolean isForceAdd=Standard_False)
	Adds node to the mesh if it is not already in the mesh.

Standard_Integer	IndexOf (const BRepMesh_Vertex &theNode)
	Finds the index of the given node.

const BRepMesh_Vertex &	GetNode (const Standard_Integer theIndex)
	Get node by the index.

const BRepMesh_Vertex &	operator() (const Standard_Integer theIndex)
	Alias for GetNode.

Standard_Boolean	SubstituteNode (const Standard_Integer theIndex, const BRepMesh_Vertex &theNewNode)
	Substitutes the node with the given index by new one.

void	RemoveNode (const Standard_Integer theIndex, const Standard_Boolean isForce=Standard_False)
	Removes node from the mesh in case if it has no connected links and its type is Free.

const IMeshData::ListOfInteger &	LinksConnectedTo (const Standard_Integer theIndex) const
	Get list of links attached to the node with the given index.

API for accessing mesh links.
Standard_Integer	NbLinks () const
	Returns number of links.

Standard_Integer	AddLink (const BRepMesh_Edge &theLink)
	Adds link to the mesh if it is not already in the mesh.

Standard_Integer	IndexOf (const BRepMesh_Edge &theLink) const
	Finds the index of the given link.

const BRepMesh_Edge &	GetLink (const Standard_Integer theIndex)
	Get link by the index.

const IMeshData::MapOfInteger &	LinksOfDomain () const
	Returns map of indices of links registered in mesh.

Standard_Boolean	SubstituteLink (const Standard_Integer theIndex, const BRepMesh_Edge &theNewLink)
	Substitutes the link with the given index by new one.

void	RemoveLink (const Standard_Integer theIndex, const Standard_Boolean isForce=Standard_False)
	Removes link from the mesh in case if it has no connected elements and its type is Free.

const BRepMesh_PairOfIndex &	ElementsConnectedTo (const Standard_Integer theLinkIndex) const
	Returns indices of elements connected to the link with the given index.

API for accessing mesh elements.
Standard_Integer	NbElements () const
	Returns number of links.

Standard_Integer	AddElement (const BRepMesh_Triangle &theElement)
	Adds element to the mesh if it is not already in the mesh.

const BRepMesh_Triangle &	GetElement (const Standard_Integer theIndex)
	Get element by the index.

const IMeshData::MapOfInteger &	ElementsOfDomain () const
	Returns map of indices of elements registered in mesh.

Standard_Boolean	SubstituteElement (const Standard_Integer theIndex, const BRepMesh_Triangle &theNewElement)
	Substitutes the element with the given index by new one.

void	RemoveElement (const Standard_Integer theIndex)
	Removes element from the mesh.

void	ElementNodes (const BRepMesh_Triangle &theElement, Standard_Integer(&theNodes)[3])
	Returns indices of nodes forming the given element.

void	Dump (Standard_CString theFileNameStr)
	Returns number of links.

Public Member Functions inherited from Standard_Transient
	Standard_Transient ()
	Empty constructor.

	Standard_Transient (const Standard_Transient &)
	Copy constructor – does nothing.

Standard_Transient &	operator= (const Standard_Transient &)
	Assignment operator, needed to avoid copying reference counter.

virtual	~Standard_Transient ()
	Destructor must be virtual.

virtual const opencascade::handle< Standard_Type > &	DynamicType () const
	Returns a type descriptor about this object.

Standard_Boolean	IsInstance (const opencascade::handle< Standard_Type > &theType) const
	Returns a true value if this is an instance of Type.

Standard_Boolean	IsInstance (const Standard_CString theTypeName) const
	Returns a true value if this is an instance of TypeName.

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.

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.

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.

Standard_Integer	GetRefCount () const noexcept
	Get the reference counter of this object.

void	IncrementRefCounter () noexcept
	Increments the reference counter of this object.

Standard_Integer	DecrementRefCounter () noexcept
	Decrements the reference counter of this object; returns the decremented value.

virtual void	Delete () const
	Memory deallocator for transient classes.

Auxiliary API
void	Statistics (Standard_OStream &theStream) const
	Dumps information about this structure.

const Handle< NCollection_IncAllocator > &	Allocator () const
	Returns memory allocator used by the structure.

const Handle< BRepMesh_VertexTool > &	Data ()
	Gives the data structure for initialization of cell size and tolerance.

void	ClearDomain ()
	Removes all elements.

void	ClearDeleted ()
	Substitutes deleted items by the last one from corresponding map to have only non-deleted elements, links or nodes in the structure.

Additional Inherited Members
Public Types inherited from Standard_Transient
typedef void	base_type
	Returns a type descriptor about this object.

Static Public Member Functions inherited from Standard_Transient
static constexpr const char *	get_type_name ()
	Returns a type descriptor about this object.

static const opencascade::handle< Standard_Type > &	get_type_descriptor ()
	Returns type descriptor of Standard_Transient class.

Detailed Description

Describes the data structure necessary for the mesh algorithms in two dimensions plane or on surface by meshing in UV space.

Constructor & Destructor Documentation

◆ BRepMesh_DataStructureOfDelaun()

BRepMesh_DataStructureOfDelaun::BRepMesh_DataStructureOfDelaun	(	const Handle< NCollection_IncAllocator > &	theAllocator,
		const Standard_Integer	theReservedNodeSize = `100`
	)

Constructor.

Parameters

theAllocator	memory allocator to be used by internal structures.
theReservedNodeSize	presumed number of nodes in this mesh.

Member Function Documentation

◆ AddElement()

Standard_Integer BRepMesh_DataStructureOfDelaun::AddElement ( const BRepMesh_Triangle & theElement )

Adds element to the mesh if it is not already in the mesh.

Parameters

theElement element to be added to the mesh.

Returns: index of the element in the structure.

◆ AddLink()

Standard_Integer BRepMesh_DataStructureOfDelaun::AddLink ( const BRepMesh_Edge & theLink )

Adds link to the mesh if it is not already in the mesh.

Parameters

theLink link to be added to the mesh.

Returns: index of the link in the structure.

◆ AddNode()

Standard_Integer BRepMesh_DataStructureOfDelaun::AddNode	(	const BRepMesh_Vertex &	theNode,
		const Standard_Boolean	isForceAdd = `Standard_False`
	)

Adds node to the mesh if it is not already in the mesh.

Parameters

theNode	node to be added to the mesh.
isForceAdd	adds the given node to structure without checking on coincidence with other nodes.

Returns: index of the node in the structure.

◆ Allocator()

const Handle< NCollection_IncAllocator > & BRepMesh_DataStructureOfDelaun::Allocator ( ) const

inline

Returns memory allocator used by the structure.

◆ ClearDeleted()

void BRepMesh_DataStructureOfDelaun::ClearDeleted ( )

inline

Substitutes deleted items by the last one from corresponding map to have only non-deleted elements, links or nodes in the structure.

◆ ClearDomain()

void BRepMesh_DataStructureOfDelaun::ClearDomain ( )

Removes all elements.

◆ Data()

const Handle< BRepMesh_VertexTool > & BRepMesh_DataStructureOfDelaun::Data ( )

inline

Gives the data structure for initialization of cell size and tolerance.

◆ Dump()

void BRepMesh_DataStructureOfDelaun::Dump ( Standard_CString theFileNameStr )

Returns number of links.

◆ ElementNodes()

void BRepMesh_DataStructureOfDelaun::ElementNodes	(	const BRepMesh_Triangle &	theElement,
		Standard_Integer(&)	theNodes[3]
	)

Returns indices of nodes forming the given element.

Parameters

	theElement	element which nodes should be retrieved.
[out]	theNodes	nodes of the given element.

◆ ElementsConnectedTo()

const BRepMesh_PairOfIndex & BRepMesh_DataStructureOfDelaun::ElementsConnectedTo ( const Standard_Integer theLinkIndex ) const

inline

Returns indices of elements connected to the link with the given index.

Parameters

theLinkIndex index of link whose data should be retrieved.

Returns: indices of elements connected to the link.

◆ ElementsOfDomain()

const IMeshData::MapOfInteger & BRepMesh_DataStructureOfDelaun::ElementsOfDomain ( ) const

inline

Returns map of indices of elements registered in mesh.

◆ GetElement()

const BRepMesh_Triangle & BRepMesh_DataStructureOfDelaun::GetElement ( const Standard_Integer theIndex )

inline

Get element by the index.

Parameters

theIndex index of an element.

Returns: element with the given index.

◆ GetLink()

const BRepMesh_Edge & BRepMesh_DataStructureOfDelaun::GetLink ( const Standard_Integer theIndex )

inline

Get link by the index.

Parameters

theIndex index of a link.

Returns: link with the given index.

◆ GetNode()

const BRepMesh_Vertex & BRepMesh_DataStructureOfDelaun::GetNode ( const Standard_Integer theIndex )

inline

Get node by the index.

Parameters

theIndex index of a node.

Returns: node with the given index.

◆ IndexOf() [1/2]

Standard_Integer BRepMesh_DataStructureOfDelaun::IndexOf ( const BRepMesh_Edge & theLink ) const

inline

Finds the index of the given link.

Parameters

theLink link to find.

Returns: index of the given element of zero if link is not in the mesh.

◆ IndexOf() [2/2]

Standard_Integer BRepMesh_DataStructureOfDelaun::IndexOf ( const BRepMesh_Vertex & theNode )

inline

Finds the index of the given node.

Parameters

theNode node to find.

Returns: index of the given element of zero if node is not in the mesh.

◆ LinksConnectedTo()

const IMeshData::ListOfInteger & BRepMesh_DataStructureOfDelaun::LinksConnectedTo ( const Standard_Integer theIndex ) const

inline

Get list of links attached to the node with the given index.

Parameters

theIndex index of node whose links should be retrieved.

Returns: list of links attached to the node.

◆ LinksOfDomain()

const IMeshData::MapOfInteger & BRepMesh_DataStructureOfDelaun::LinksOfDomain ( ) const

inline

Returns map of indices of links registered in mesh.

◆ NbElements()

Standard_Integer BRepMesh_DataStructureOfDelaun::NbElements ( ) const

inline

Returns number of links.

◆ NbLinks()

Standard_Integer BRepMesh_DataStructureOfDelaun::NbLinks ( ) const

inline

Returns number of links.

◆ NbNodes()

Standard_Integer BRepMesh_DataStructureOfDelaun::NbNodes ( ) const

inline

Returns number of nodes.

◆ operator()()

const BRepMesh_Vertex & BRepMesh_DataStructureOfDelaun::operator() ( const Standard_Integer theIndex )

inline

Alias for GetNode.

◆ RemoveElement()

void BRepMesh_DataStructureOfDelaun::RemoveElement ( const Standard_Integer theIndex )

Removes element from the mesh.

Parameters

theIndex index of element to be removed.

◆ RemoveLink()

void BRepMesh_DataStructureOfDelaun::RemoveLink	(	const Standard_Integer	theIndex,
		const Standard_Boolean	isForce = `Standard_False`
	)

Removes link from the mesh in case if it has no connected elements and its type is Free.

Parameters

theIndex	index of link to be removed.
isForce	if TRUE link will be removed even if movability is not Free.

◆ RemoveNode()

void BRepMesh_DataStructureOfDelaun::RemoveNode	(	const Standard_Integer	theIndex,
		const Standard_Boolean	isForce = `Standard_False`
	)

inline

Removes node from the mesh in case if it has no connected links and its type is Free.

Parameters

theIndex	index of node to be removed.
isForce	if TRUE node will be removed even if movability is not Free.

◆ Statistics()

void BRepMesh_DataStructureOfDelaun::Statistics ( Standard_OStream & theStream ) const

Dumps information about this structure.

Parameters

theStream stream to be used for dump.

◆ SubstituteElement()

Standard_Boolean BRepMesh_DataStructureOfDelaun::SubstituteElement	(	const Standard_Integer	theIndex,
		const BRepMesh_Triangle &	theNewElement
	)

Substitutes the element with the given index by new one.

Parameters

theIndex	index of element to be substituted.
theNewLink	substituting element.

Returns: FALSE in case if new element is already in the structure, TRUE elsewhere.

◆ SubstituteLink()

Standard_Boolean BRepMesh_DataStructureOfDelaun::SubstituteLink	(	const Standard_Integer	theIndex,
		const BRepMesh_Edge &	theNewLink
	)

Substitutes the link with the given index by new one.

Parameters

theIndex	index of link to be substituted.
theNewLink	substituting link.

Returns: FALSE in case if new link is already in the structure, TRUE elsewhere.

◆ SubstituteNode()

Standard_Boolean BRepMesh_DataStructureOfDelaun::SubstituteNode	(	const Standard_Integer	theIndex,
		const BRepMesh_Vertex &	theNewNode
	)

Substitutes the node with the given index by new one.

Parameters

theIndex	index of node to be substituted.
theNewNode	substituting node.

Returns: FALSE in case if new node is already in the structure, TRUE elsewhere.

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

BRepMesh_DataStructureOfDelaun.hxx

Public Member Functions

Auxiliary API

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ BRepMesh_DataStructureOfDelaun()

Member Function Documentation

◆ AddElement()

◆ AddLink()

◆ AddNode()

◆ Allocator()

◆ ClearDeleted()

◆ ClearDomain()

◆ Data()

◆ Dump()

◆ ElementNodes()

◆ ElementsConnectedTo()

◆ ElementsOfDomain()

◆ GetElement()

◆ GetLink()

◆ GetNode()

◆ IndexOf() [1/2]

◆ IndexOf() [2/2]

◆ LinksConnectedTo()

◆ LinksOfDomain()

◆ NbElements()

◆ NbLinks()

◆ NbNodes()

◆ operator()()

◆ RemoveElement()

◆ RemoveLink()

◆ RemoveNode()

◆ Statistics()

◆ SubstituteElement()

◆ SubstituteLink()

◆ SubstituteNode()