- inline void* operator new(size_t,void* anAddress)
- {
- return anAddress;
- }
- inline void* operator new(size_t size)
- {
- return Standard::Allocate(size);
- }
- inline void operator delete(void *anAddress)
- {
- if (anAddress) Standard::Free((Standard_Address&)anAddress);
- }
-// inline void operator delete(void *anAddress, size_t size)
-// {
-// if (anAddress) Standard::Free((Standard_Address&)anAddress,size);
-// }
- // Methods PUBLIC
- //
-Standard_EXPORT inline Standard_Integer HashCode(const Standard_Integer Upper) const;
-Standard_EXPORT inline Standard_Boolean IsSame(const Handle(SMDS_MeshElement)& other) const;
-Standard_EXPORT inline Standard_Boolean IsEqual(const Handle(SMDS_MeshElement)& other) const;
-Standard_EXPORT inline Standard_Boolean IsNodeInElement(const Standard_Integer idnode) const;
-Standard_EXPORT virtual void GetEdgeDefinedByNodes(const Standard_Integer rank,Standard_Integer& idnode1,Standard_Integer& idnode2) const;
-Standard_EXPORT virtual void GetFaceDefinedByNodes(const Standard_Integer rank,const Standard_Address idnode,Standard_Integer& nb) const;
-Standard_EXPORT virtual Standard_Integer GetConnection(const Standard_Integer rank) const;
-Standard_EXPORT virtual void AddInverseElement(const Handle(SMDS_MeshElement)& ME) ;
-Standard_EXPORT virtual const SMDS_ListOfMeshElement& InverseElements() const;
-Standard_EXPORT virtual void ClearInverseElements() ;
-Standard_EXPORT inline Standard_Integer NbNodes() const;
-Standard_EXPORT virtual Standard_Integer NbEdges() const;
-Standard_EXPORT virtual Standard_Integer NbFaces() const;
-Standard_EXPORT inline Standard_Integer GetID() const;
-Standard_EXPORT virtual Standard_Integer GetKey() const = 0;
-Standard_EXPORT virtual void SetNormal(const Standard_Integer rank,const Standard_Real vx,const Standard_Real vy,const Standard_Real vz) ;
-Standard_EXPORT virtual void SetNormal(const Standard_Integer rank,const gp_Vec& v) ;
-Standard_EXPORT virtual gp_Dir GetNormal(const Standard_Integer rank) ;
-Standard_EXPORT virtual void Print(Standard_OStream& OS) const;
-friend Standard_EXPORT Standard_OStream& operator << (Standard_OStream& OS, const Handle(SMDS_MeshElement)& );
-Standard_EXPORT inline SMDSAbs_ElementType GetType() const;
-Standard_EXPORT ~SMDS_MeshElement();
-
-
-
-
- // Type management
- //
- Standard_EXPORT friend Handle_Standard_Type& SMDS_MeshElement_Type_();
- Standard_EXPORT const Handle(Standard_Type)& DynamicType() const;
- Standard_EXPORT Standard_Boolean IsKind(const Handle(Standard_Type)&) const;
+ SMDS_ElemIteratorPtr nodesIterator() const;
+ SMDS_ElemIteratorPtr edgesIterator() const;
+ SMDS_ElemIteratorPtr facesIterator() const;
+ virtual SMDS_ElemIteratorPtr elementsIterator(SMDSAbs_ElementType type) const;
+
+ virtual int NbNodes() const;
+ virtual int NbEdges() const;
+ virtual int NbFaces() const;
+ int GetID() const;
+
+ ///Return the type of the current element
+ virtual SMDSAbs_ElementType GetType() const = 0;
+ virtual bool IsPoly() const { return false; };
+ virtual bool IsQuadratic() const;
+
+ virtual bool IsMediumNode(const SMDS_MeshNode* node) const;
+
+ friend std::ostream & operator <<(std::ostream & OS, const SMDS_MeshElement *);
+ friend bool SMDS_MeshElementIDFactory::BindID(int ID,SMDS_MeshElement*elem);
+
+ // ===========================
+ // Access to nodes by index
+ // ===========================
+ /*!
+ * \brief Return node by its index
+ * \param ind - node index
+ * \retval const SMDS_MeshNode* - the node
+ *
+ * Index is wrapped if it is out of a valid range
+ */
+ virtual const SMDS_MeshNode* GetNode(const int ind) const;
+
+ /*!
+ * \brief Return true if index of node is valid (0 <= ind < NbNodes())
+ * \param ind - node index
+ * \retval bool - index check result
+ */
+ virtual bool IsValidIndex(const int ind) const;
+
+ /*!
+ * \brief Return a valid node index, fixing the given one if necessary
+ * \param ind - node index
+ * \retval int - valid node index
+ */
+ int WrappedIndex(const int ind) const {
+ if ( ind < 0 ) return NbNodes() + ind % NbNodes();
+ if ( ind >= NbNodes() ) return ind % NbNodes();
+ return ind;
+ }
+
+ /*!
+ * \brief Check if a node belongs to the element
+ * \param node - the node to check
+ * \retval int - node index within the element, -1 if not found
+ */
+ int GetNodeIndex( const SMDS_MeshNode* node ) const;