X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FSMESHDS%2FSMESHDS_GroupOnFilter.hxx;h=7a2d7a96997ef41c9e9bb3d564136e8e84f38a5d;hb=96a86667a9ffe5128ffeb08720a9ced6f8b3954b;hp=9200744d29935f13818fd27ce776554c027ed456;hpb=9a54694a0ab1e5cbc558a35c4606ceea4f7af2ef;p=modules%2Fsmesh.git

diff --git a/src/SMESHDS/SMESHDS_GroupOnFilter.hxx b/src/SMESHDS/SMESHDS_GroupOnFilter.hxx
index 9200744d2..7a2d7a969 100644
--- 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) 2007-2019  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:
 
@@ -49,7 +50,7 @@ class SMESHDS_EXPORT SMESHDS_GroupOnFilter: public SMESHDS_GroupBase
   std::vector< int > GetMeshInfo() const;
 
   template< typename IDTYPE >
-    int        GetElementIds( IDTYPE* ids ) const
+    int GetElementIds( IDTYPE* ids ) const
   {
     return getElementIds( (void*)ids, sizeof(IDTYPE));
   }
@@ -69,15 +70,31 @@ class SMESHDS_EXPORT SMESHDS_GroupOnFilter: public SMESHDS_GroupBase
 
   bool         IsUpToDate() const;
 
+ protected: // methods of SMDS_ElementHolder
+
+  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< int >                    myMeshInfo;
+  std::vector< const SMDS_MeshElement*> myElements;
+  bool                                  myElementsOK;
   size_t                                myMeshModifTime; // when myMeshInfo was updated
   int                                   myPredicateTic;
   size_t                                myNbElemToSkip;