#include "SMDSAbs_ElementType.hxx"
#include "SMDS_MeshObject.hxx"
#include "SMDS_ElemIterator.hxx"
+#include "SMDS_MeshElementIDFactory.hxx"
#include "SMDS_StdIterator.hxx"
+#include <vector>
#include <iostream>
#include <vtkType.h>
#include <vtkCellType.h>
-class SMDS_ElementChunk;
-class SMDS_Mesh;
+//typedef unsigned short UShortType;
+typedef short ShortType;
+typedef int LongType;
+
class SMDS_MeshNode;
-class SMDS_UnstructuredGrid;
+class SMDS_MeshEdge;
+class SMDS_MeshFace;
+class SMDS_Mesh;
// ============================================================
/*!
{
public:
- // ===========================
- // Access to nodes
- // ===========================
- virtual SMDS_ElemIteratorPtr nodesIterator() const = 0;
+ SMDS_ElemIteratorPtr nodesIterator() const;
+ SMDS_ElemIteratorPtr edgesIterator() const;
+ SMDS_ElemIteratorPtr facesIterator() const;
+ virtual SMDS_ElemIteratorPtr elementsIterator(SMDSAbs_ElementType type) const;
+ virtual SMDS_ElemIteratorPtr interlacedNodesElemIterator() const;
- virtual SMDS_NodeIteratorPtr nodeIterator() const = 0;
- virtual SMDS_NodeIteratorPtr interlacedNodesIterator() const { return nodeIterator(); }
- virtual SMDS_NodeIteratorPtr nodesIteratorToUNV() const { return nodeIterator(); }
+ virtual SMDS_NodeIteratorPtr nodeIterator() const;
+ virtual SMDS_NodeIteratorPtr interlacedNodesIterator() const;
+ virtual SMDS_NodeIteratorPtr nodesIteratorToUNV() const;
// std-like iteration on nodes
- typedef SMDS_StdIterator< const SMDS_MeshNode*, SMDS_NodeIteratorPtr > iterator;
- iterator begin_nodes() const { return iterator( nodeIterator() ); }
+ typedef SMDS_StdIterator< const SMDS_MeshNode*, SMDS_ElemIteratorPtr > iterator;
+ iterator begin_nodes() const { return iterator( nodesIterator() ); }
iterator end_nodes() const { return iterator(); }
- // ===========================
- // Type of element
- // ===========================
- virtual int NbNodes() const = 0;
- virtual int NbEdges() const = 0;
- virtual int NbFaces() const = 0;
+ virtual int NbNodes() const;
+ virtual int NbEdges() const;
+ virtual int NbFaces() const;
+ inline int GetID() const { return myID; }
+ ///Return the type of the current element
virtual SMDSAbs_ElementType GetType() const = 0;
virtual SMDSAbs_EntityType GetEntityType() const = 0;
virtual SMDSAbs_GeometryType GetGeomType() const = 0;
- virtual VTKCellType GetVtkType() const = 0;
+ virtual vtkIdType GetVtkType() const = 0;
- virtual bool IsPoly() const = 0;
- virtual bool IsQuadratic() const = 0;
+ virtual bool IsPoly() const { return false; }
+ virtual bool IsQuadratic() const;
virtual bool IsMediumNode(const SMDS_MeshNode* node) const;
- virtual int NbCornerNodes() const = 0;
+ virtual int NbCornerNodes() const;
+
+ friend SMDS_EXPORT std::ostream & operator <<(std::ostream & OS, const SMDS_MeshElement *);
+ friend SMDS_EXPORT bool SMDS_MeshElementIDFactory::BindID(int ID,SMDS_MeshElement* elem);
+ friend class SMDS_Mesh;
+ friend class SMESHDS_Mesh;
+ friend class SMESHDS_SubMesh;
+ friend class SMDS_MeshElementIDFactory;
// ===========================
// Access to nodes by index
* \param ind - node index
* \retval const SMDS_MeshNode* - the node
*/
- virtual const SMDS_MeshNode* GetNode(const int ind) const = 0;
+ virtual const SMDS_MeshNode* GetNode(const int ind) const;
/*!
* \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 of corner nodes
+ * Index is wrapped if it is out of a valid range
*/
const SMDS_MeshNode* GetNodeWrap(const int ind) const { return GetNode( WrappedIndex( ind )); }
virtual bool IsValidIndex(const int ind) const;
/*!
- * \brief Return a valid corner node index, fixing the given one if necessary
+ * \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;
+ 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
*/
virtual int GetNodeIndex( const SMDS_MeshNode* node ) const;
-
- virtual int GetID() const;
- virtual int GetVtkID() const;
- virtual int getshapeId() const { return GetShapeID(); }
- virtual int GetShapeID() const;
+ inline ShortType getMeshId() const { return myMeshId; }
+ inline LongType getshapeId() const { return myShapeId >> BITS_SHIFT; }
+ inline int getIdInShape() const { return myIdInShape; }
+ inline int getVtkId() const { return myVtkID; }
// mark this element; to be used in algos
- virtual void setIsMarked( bool is ) const;
- virtual bool isMarked() const;
-
- // element can be allocated but "not used"
- bool IsNull() const { return myHolder == 0; }
-
- SMDS_Mesh* GetMesh() const;
-
- void Print(std::ostream & OS) const;
-
- friend SMDS_EXPORT std::ostream & operator <<(std::ostream & OS, const SMDS_MeshElement *);
- friend class SMDS_ElementFactory;
- friend class SMESHDS_SubMesh;
+ inline void setIsMarked( bool is ) const;
+ inline bool isMarked() const;
/*!
* \brief Filters of elements, to be used with SMDS_SetIterator
bool operator()(const SMDS_MeshElement* e) const { return e && e->GetGeomType() == _type; }
};
- protected:
-
- SMDS_MeshElement();
-
- void setVtkID(const int vtkID );
- virtual void setShapeID( const int shapeID ) const;
-
- SMDS_UnstructuredGrid* getGrid() const;
-
- protected:
-
- SMDS_ElementChunk* myHolder;
+protected:
+ inline void setId(int id) { myID = id; }
+ inline void setVtkId(int vtkId) { myVtkID = vtkId; }
+ inline void setIdInShape(int id) { myIdInShape = id; }
+ inline void setShapeId(LongType shapeId) { myShapeId = ( shapeId << BITS_SHIFT ) | ( myShapeId & BIT_IS_MARKED ); }
+ SMDS_MeshElement(int ID=-1);
+ SMDS_MeshElement(int id, ShortType meshId, LongType shapeId = 0);
+ virtual void init(int id = -1, ShortType meshId = -1, LongType shapeId = 0);
+ virtual void Print(std::ostream & OS) const;
+
+ //! Element index in vector SMDS_Mesh::myNodes or SMDS_Mesh::myCells
+ int myID;
+ //! index in vtkUnstructuredGrid
+ int myVtkID;
+ //! SMDS_Mesh identification in SMESH
+ ShortType myMeshId;
+ //! SubShape and SubMesh identification in SMESHDS; one bit is used to mark the element
+ LongType myShapeId;
+ //! Element index in SMESHDS_SubMesh vector
+ int myIdInShape;
+
+ enum Bits { // use the 1st right bit of myShapeId to set/unset a mark
+ BIT_IS_MARKED = 1,
+ BITS_SHIFT = 1
+ };
};
+inline void SMDS_MeshElement::setIsMarked( bool is ) const
+{
+ const_cast< SMDS_MeshElement* >( this )->myShapeId = ( myShapeId & ~BIT_IS_MARKED ) | is;
+}
+inline bool SMDS_MeshElement::isMarked() const
+{
+ return myShapeId & BIT_IS_MARKED;
+}
+
// ============================================================
/*!
* \brief Comparator of elements by ID for usage in std containers