bos #20256: [CEA 18523] Porting SMESH to int 64 bits

[modules/smesh.git] / src / SMESHDS / SMESHDS_GroupOnFilter.hxx

diff --git a/src/SMESHDS/SMESHDS_GroupOnFilter.hxx b/src/SMESHDS/SMESHDS_GroupOnFilter.hxx
index b1e33e5fc7ba4a9065bbdf074d9ec3df3f115f8f..524ce861355f9dc4b0c63f003782802f864924fa 100644 (file)
--- a/src/SMESHDS/SMESHDS_GroupOnFilter.hxx
+++ b/src/SMESHDS/SMESHDS_GroupOnFilter.hxx
@@ -1,4 +1,4 @@
-// Copyright (C) 2007-2012  CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2021  CEA/DEN, EDF R&D, OPEN CASCADE
 //
 // Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
@@ -6,7 +6,7 @@
 // This library is free software; you can redistribute it and/or
 // modify it under the terms of the GNU Lesser General Public
 // License as published by the Free Software Foundation; either
-// version 2.1 of the License.
+// version 2.1 of the License, or (at your option) any later version.
 //
 // This library is distributed in the hope that it will be useful,
 // but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ -27,13 +27,14 @@
 
 #include "SMESH_SMESHDS.hxx"
 
+#include "SMDS_ElementHolder.hxx"
 #include "SMESHDS_GroupBase.hxx"
 #include "SMESH_Controls.hxx"
-  
+
 /*!
  * \brief Groups whose contents is dynamically updated using the filter
  */
-class SMESHDS_EXPORT SMESHDS_GroupOnFilter: public SMESHDS_GroupBase
+class SMESHDS_EXPORT SMESHDS_GroupOnFilter: public SMESHDS_GroupBase, SMDS_ElementHolder
 {
  public:
 
@@ -46,29 +47,57 @@ class SMESHDS_EXPORT SMESHDS_GroupOnFilter: public SMESHDS_GroupBase
 
   SMESH_PredicatePtr GetPredicate() const { return myPredicate; }
 
-  virtual int Extent() const;
+  std::vector< smIdType > GetMeshInfo() const;
+
+  template< typename IDTYPE >
+    smIdType GetElementIds( IDTYPE* ids ) const
+  {
+    return getElementIds( (void*)ids, sizeof(IDTYPE));
+  }
+
+
+  virtual smIdType  Extent() const;
 
-  virtual bool Contains (const int theID);
+  virtual bool IsEmpty();
+
+  virtual bool Contains (const smIdType theID);
 
   virtual bool Contains (const SMDS_MeshElement* elem);
 
   virtual SMDS_ElemIteratorPtr GetElements() const;
 
-  virtual int GetID (const int theIndex);
+  virtual int  GetTic() const;
+
+  bool         IsUpToDate() const;
 
-  virtual int GetTic() const;
+ protected: // methods of SMDS_ElementHolder
 
-  bool IsUpToDate() const;
+  virtual SMDS_ElemIteratorPtr getElements();
+  virtual void tmpClear();
+  virtual void add( const SMDS_MeshElement* element );
+  virtual void compact() {};
 
  private:
 
   void update() const;
+  bool updateParallel() const;
   void setChanged(bool changed=true);
+  const SMDS_MeshElement* setNbElemToSkip( SMDS_ElemIteratorPtr& elIt );
+  int getElementIds( void* ids, size_t idSize ) const;
+
+  // We use two ways of optimaization:
+  // 1) The case of little free memory. Remember nb of KO elements (myNbElemToSkip)
+  //    to skip before the first OK element. As well remember total nb of OK
+  //    elements (myMeshInfo) to stop iteration as all OK elements are found.
+  // 2) The case of enough free memory. Remember all OK elements (myElements).
 
   SMESH_PredicatePtr                    myPredicate;
+  std::vector< smIdType >               myMeshInfo;
   std::vector< const SMDS_MeshElement*> myElements;
-  unsigned long                         myMeshModifTime; // when myElements was filled
+  bool                                  myElementsOK;
+  size_t                                myMeshModifTime; // when myMeshInfo was updated
   int                                   myPredicateTic;
+  size_t                                myNbElemToSkip;
 };
 
 #endif