X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FSMESH_I%2FSMESH_2smeshpy.cxx;h=4f8ab30f10604778c5b49e8c052c851be146e77f;hb=d0aa6dbc4a660cc8a2ba2caf3cd99b07c3829657;hp=9994f8f8a5d64c329aa3635ac5759683bebaf762;hpb=54182913fbb9df65a3f4cc96f55db3618835ecd8;p=modules%2Fsmesh.git

diff --git a/src/SMESH_I/SMESH_2smeshpy.cxx b/src/SMESH_I/SMESH_2smeshpy.cxx
index 9994f8f8a..4f8ab30f1 100644
--- a/src/SMESH_I/SMESH_2smeshpy.cxx
+++ b/src/SMESH_I/SMESH_2smeshpy.cxx
@@ -285,6 +285,8 @@ namespace {
     //   - FT_BallDiameter          = 37
     // v 6.7.1: FT_Undefined == 45, new items:
     //   - FT_EntityType            = 36
+    // v 7.3.0: FT_Undefined == 46, new items:
+    //   - FT_ConnectedElements     = 39
     //
     // It's necessary to continue recording this history and to fill
     // undef2newItems (see below) accordingly.
@@ -302,10 +304,9 @@ namespace {
         undef2newItems[ 39 ].assign( items, items+6 ); }
       { int items[] = { 14, 15, 16, 17 };
         undef2newItems[ 43 ].assign( items, items+4 ); }
-      { int items[] = { 37 };
-        undef2newItems[ 44 ].assign( items, items+1 ); }
-      { int items[] = { 36 };
-        undef2newItems[ 45 ].assign( items, items+1 ); }
+      undef2newItems[ 44 ].push_back( 37 );
+      undef2newItems[ 45 ].push_back( 36 );
+      undef2newItems[ 46 ].push_back( 39 );
     }
 
     int iType     = Type.IntegerValue();
@@ -341,6 +342,90 @@ namespace {
       BinaryOp = TCollection_AsciiString( iBinaryOp );
     }
   }
+
+  //================================================================================
+  /*!
+   * \brief Replaces "SMESH.PointStruct(x,y,z)" and "SMESH.DirStruct( SMESH.PointStruct(x,y,z))"
+   *        arguments of a given command by a list "[x,y,z]" if the list is accesible
+   *        type of argument.
+   */
+  //================================================================================
+
+  void StructToList( Handle( _pyCommand)& theCommand )
+  {
+    static TStringSet methodsAcceptingList;
+    if ( methodsAcceptingList.empty() ) {
+      const char * methodNames[] = {
+        "GetCriterion","Reorient2D","ExtrusionSweep","ExtrusionSweepMakeGroups0D",
+        "ExtrusionSweepMakeGroups","ExtrusionSweep0D",
+        "AdvancedExtrusion","AdvancedExtrusionMakeGroups",
+        "ExtrusionSweepObject","ExtrusionSweepObject0DMakeGroups",
+        "ExtrusionSweepObjectMakeGroups","ExtrusionSweepObject0D",
+        "ExtrusionSweepObject1D","ExtrusionSweepObject1DMakeGroups",
+        "ExtrusionSweepObject2D","ExtrusionSweepObject2DMakeGroups",
+        "Translate","TranslateMakeGroups","TranslateMakeMesh",
+        "TranslateObject","TranslateObjectMakeGroups", "TranslateObjectMakeMesh"
+        ,"" }; // <- mark of the end
+      methodsAcceptingList.Insert( methodNames );
+    }
+    if ( methodsAcceptingList.Contains( theCommand->GetMethod() ))
+    {
+      for ( int i = theCommand->GetNbArgs(); i > 0; --i )
+      {
+        const _AString & arg = theCommand->GetArg( i );
+        if ( arg.Search( "SMESH.PointStruct" ) == 1 ||
+             arg.Search( "SMESH.DirStruct"   ) == 1 )
+        {
+          Handle(_pyCommand) workCmd = new _pyCommand( arg );
+          if ( workCmd->GetNbArgs() == 1 ) // SMESH.DirStruct( SMESH.PointStruct(x,y,z))
+          {
+            workCmd = new _pyCommand( workCmd->GetArg( 1 ) );
+          }
+          if ( workCmd->GetNbArgs() == 3 ) // SMESH.PointStruct(x,y,z)
+          {
+            _AString newArg = "[ ";
+            newArg += ( workCmd->GetArg( 1 ) + ", " +
+                        workCmd->GetArg( 2 ) + ", " +
+                        workCmd->GetArg( 3 ) + " ]");
+            theCommand->SetArg( i, newArg );
+          }
+        }
+      }
+    }
+  }
+  //================================================================================
+  /*!
+   * \brief Replaces "mesh.GetIDSource([id1,id2])" argument of a given command by
+   *        a list "[id1,id2]" if the list is an accesible type of argument.
+   */
+  //================================================================================
+
+  void GetIDSourceToList( Handle( _pyCommand)& theCommand )
+  {
+    static TStringSet methodsAcceptingList;
+    if ( methodsAcceptingList.empty() ) {
+      const char * methodNames[] = {
+        "ExportPartToMED","ExportPartToDAT","ExportPartToUNV","ExportPartToSTL",
+        "ExportCGNS","ExportGMF",
+        "Create0DElementsOnAllNodes","Reorient2D","QuadTo4Tri",
+        "ScaleMakeGroups","Scale","ScaleMakeMesh",
+        "FindCoincidentNodesOnPartBut","DoubleElements"
+        ,"" }; // <- mark of the end
+      methodsAcceptingList.Insert( methodNames );
+    }
+    if ( methodsAcceptingList.Contains( theCommand->GetMethod() ))
+    {
+      for ( int i = theCommand->GetNbArgs(); i > 0; --i )
+      {
+        _pyCommand argCmd( theCommand->GetArg( i ));
+        if ( argCmd.GetMethod() == "GetIDSource" &&
+             argCmd.GetNbArgs() == 2 )
+        {
+          theCommand->SetArg( i, argCmd.GetArg( 1 ));
+        }
+      }
+    }
+  }
 }
 
 //================================================================================
@@ -536,12 +621,16 @@ Handle(_pyCommand) _pyGen::AddCommand( const TCollection_AsciiString& theCommand
     PlaceSubmeshAfterItsCreation( aCommand );
   }
 
+  // Method( SMESH.PointStruct(x,y,z) -> Method( [x,y,z]
+  StructToList( aCommand );
+
   // Find an object to process theCommand
 
   // SMESH_Gen method?
   if ( objID == this->GetID() || objID == SMESH_2smeshpy::GenName())
   {
     this->Process( aCommand );
+    addFilterUser( aCommand, theGen ); // protect filters from clearing
     return aCommand;
   }
 
@@ -565,6 +654,11 @@ Handle(_pyCommand) _pyGen::AddCommand( const TCollection_AsciiString& theCommand
       myObjects.insert( make_pair( subMeshID, subMesh ));
     }
 
+    // Method( mesh.GetIDSource([id1,id2]) -> Method( [id1,id2]
+    GetIDSourceToList( aCommand );
+
+    addFilterUser( aCommand, theGen ); // protect filters from clearing
+
     id_mesh->second->Process( aCommand );
     id_mesh->second->AddProcessedCmd( aCommand );
     return aCommand;
@@ -574,6 +668,11 @@ Handle(_pyCommand) _pyGen::AddCommand( const TCollection_AsciiString& theCommand
   map< _pyID, Handle(_pyMeshEditor) >::iterator id_editor = myMeshEditors.find( objID );
   if ( id_editor != myMeshEditors.end() )
   {
+    // Method( mesh.GetIDSource([id1,id2]) -> Method( [id1,id2]
+    GetIDSourceToList( aCommand );
+
+    addFilterUser( aCommand, theGen ); // protect filters from clearing
+
     const TCollection_AsciiString& method = aCommand->GetMethod();
 
     // some commands of SMESH_MeshEditor create meshes and groups
@@ -700,7 +799,7 @@ Handle(_pyCommand) _pyGen::AddCommand( const TCollection_AsciiString& theCommand
     // 1    2       3         4            5           6       7        8         9             10
     // in order to avoid the problem of type mismatch of long and FunctorType
     const TCollection_AsciiString
-      SMESH("SMESH."), dfltFunctor("SMESH.FT_Undefined"), dftlTol("1e-07"), dftlPreci("-1");
+      SMESH("SMESH."), dfltFunctor("SMESH.FT_Undefined"), dfltTol("1e-07"), dfltPreci("-1");
     TCollection_AsciiString
       Type          = aCommand->GetArg(1),  // long
       Compare       = aCommand->GetArg(2),  // long
@@ -718,6 +817,9 @@ Handle(_pyCommand) _pyGen::AddCommand( const TCollection_AsciiString& theCommand
     UnaryOp  = SMESH + SMESH::FunctorTypeToString( SMESH::FunctorType( UnaryOp.IntegerValue() ));
     BinaryOp = SMESH + SMESH::FunctorTypeToString( SMESH::FunctorType( BinaryOp.IntegerValue() ));
 
+    if ( Compare == "SMESH.FT_EqualTo" )
+      Compare = "'='";
+
     aCommand->RemoveArgs();
     aCommand->SetObject( SMESH_2smeshpy::GenName() );
     aCommand->SetMethod( "GetCriterion" );
@@ -744,7 +846,7 @@ Handle(_pyCommand) _pyGen::AddCommand( const TCollection_AsciiString& theCommand
         // set SMESH.EntityType instead of a numerical Threshold
         const char* types[SMESH::Entity_Ball+1] = {
           "Entity_Node", "Entity_0D", "Entity_Edge", "Entity_Quad_Edge",
-          "Entity_Triangle", "Entity_Quad_Triangle",
+          "Entity_Triangle", "Entity_Quad_Triangle", "Entity_BiQuad_Triangle",
           "Entity_Quadrangle", "Entity_Quad_Quadrangle", "Entity_BiQuad_Quadrangle",
           "Entity_Polygon", "Entity_Quad_Polygon", "Entity_Tetra", "Entity_Quad_Tetra",
           "Entity_Pyramid", "Entity_Quad_Pyramid",
@@ -755,7 +857,7 @@ Handle(_pyCommand) _pyGen::AddCommand( const TCollection_AsciiString& theCommand
           Threshold = SMESH + types[ iGeom ];
       }
     }
-    if ( ThresholdID.Length() != 2 && ThresholdStr.Length() != 2) // not '' or ""
+    if ( ThresholdID.Length() != 2 ) // neither '' nor ""
       aCommand->SetArg( 4, ThresholdID.SubString( 2, ThresholdID.Length()-1 )); // shape entry
     else if ( ThresholdStr.Length() != 2 )
       aCommand->SetArg( 4, ThresholdStr );
@@ -765,7 +867,7 @@ Handle(_pyCommand) _pyGen::AddCommand( const TCollection_AsciiString& theCommand
       aCommand->SetArg( 4, Threshold );
     // find the last not default arg
     int lastDefault = 8;
-    if ( Tolerance == dftlTol ) {
+    if ( Tolerance == dfltTol ) {
       lastDefault = 7;
       if ( BinaryOp == dfltFunctor ) {
         lastDefault = 6;
@@ -776,7 +878,7 @@ Handle(_pyCommand) _pyGen::AddCommand( const TCollection_AsciiString& theCommand
     if ( 5 < lastDefault ) aCommand->SetArg( 5, UnaryOp );
     if ( 6 < lastDefault ) aCommand->SetArg( 6, BinaryOp );
     if ( 7 < lastDefault ) aCommand->SetArg( 7, Tolerance );
-    if ( Precision != dftlPreci )
+    if ( Precision != dfltPreci )
     {
       TCollection_AsciiString crit = aCommand->GetResultValue();
       aCommand->GetString() += "; ";
@@ -812,8 +914,7 @@ void _pyGen::Process( const Handle(_pyCommand)& theCommand )
   }
   if ( method == "CreateMeshesFromUNV" ||
        method == "CreateMeshesFromSTL" ||
-       method == "CreateMeshesFromCGNS" ||
-       method == "CopyMesh" )
+       method == "CopyMesh" ) // command result is a mesh
   {
     Handle(_pyMesh) mesh = new _pyMesh( theCommand, theCommand->GetResultValue() );
     myMeshes.insert( make_pair( mesh->GetID(), mesh ));
@@ -821,7 +922,8 @@ void _pyGen::Process( const Handle(_pyCommand)& theCommand )
   }
   if( method == "CreateMeshesFromMED" ||
       method == "CreateMeshesFromSAUV"||
-      method == "CreateMeshesFromGMF" )
+      method == "CreateMeshesFromCGNS" ||
+      method == "CreateMeshesFromGMF" ) // command result is ( [mesh1,mesh2], status )
   {
     for ( int ind = 0; ind < theCommand->GetNbResultValues(); ind++ )
     {
@@ -929,7 +1031,7 @@ void _pyGen::Process( const Handle(_pyCommand)& theCommand )
     // smeshgen.Method() --> smesh.Method()
     theCommand->SetObject( SMESH_2smeshpy::SmeshpyName() );
   else
-    // smeshgen.Method() --> smesh.smesh.Method()
+    // smeshgen.Method() --> smesh.Method()
     theCommand->SetObject( SMESH_2smeshpy::GenName() );
 }
 
@@ -982,7 +1084,7 @@ void _pyGen::Flush()
   for ( hyp = myHypos.begin(); hyp != myHypos.end(); ++hyp )
     if ( !hyp->IsNull() ) {
       (*hyp)->Flush();
-      // smeshgen.CreateHypothesis() --> smesh.smesh.CreateHypothesis()
+      // smeshgen.CreateHypothesis() --> smesh.CreateHypothesis()
       if ( !(*hyp)->IsWrapped() )
         (*hyp)->GetCreationCmd()->SetObject( SMESH_2smeshpy::GenName() );
     }
@@ -1249,6 +1351,35 @@ void _pyGen::setNeighbourCommand( Handle(_pyCommand)& theCmd,
     (*pos)->SetOrderNb( i++ );
 }
 
+//================================================================================
+/*!
+ * \brief Call _pyFilter.AddUser() if a filter is used as a command arg
+ */
+//================================================================================
+
+void _pyGen::addFilterUser( Handle(_pyCommand)& theCommand, const Handle(_pyObject)& user )
+{
+  const char filterPrefix[] = "aFilter0x";
+  if ( theCommand->GetString().Search( filterPrefix ) < 1 )
+    return;
+
+  for ( int i = theCommand->GetNbArgs(); i > 0; --i )
+  {
+    const _AString & arg = theCommand->GetArg( i );
+    // NOT TREATED CASE: arg == "[something, aFilter0x36a2f60]"
+    if ( arg.Search( filterPrefix ) != 1 )
+      continue;
+
+    Handle(_pyFilter) filter = Handle(_pyFilter)::DownCast( FindObject( arg ));
+    if ( !filter.IsNull() )
+    {
+      filter->AddUser( user );
+      if ( !filter->GetNewID().IsEmpty() )
+        theCommand->SetArg( i, filter->GetNewID() );
+    }
+  }
+}
+
 //================================================================================
 /*!
  * \brief Set command be last in list of commands
@@ -1406,7 +1537,7 @@ bool _pyGen::IsNotPublished(const _pyID& theObjID) const
 
 //================================================================================
 /*!
- * \brief Remove object name from myObjectNames that leads to that SetName() for
+ * \brief Add an object to myRemovedObjIDs that leads to that SetName() for
  *        this object is not dumped
  *  \param [in] theObjID - entry of the object whose creation command was eliminated
  */
@@ -1615,39 +1746,77 @@ void _pyMesh::Process( const Handle(_pyCommand)& theCommand )
     myGroups.push_back( group );
     theGen->AddObject( group );
   }
+  // ----------------------------------------------------------------------
   // update list of groups
   else if ( method == "GetGroups" )
   {
+    bool allGroupsRemoved = true;
     TCollection_AsciiString grIDs = theCommand->GetResultValue();
-    list< _pyID > idList = theCommand->GetStudyEntries( grIDs );
-    list< _pyID >::iterator grID = idList.begin();
+    list< _pyID >          idList = theCommand->GetStudyEntries( grIDs );
+    list< _pyID >::iterator  grID = idList.begin();
+    const int nbGroupsBefore = myGroups.size();
+    Handle(_pyObject) obj;
     for ( ; grID != idList.end(); ++grID )
     {
-      Handle(_pyObject) obj = theGen->FindObject( *grID );
+      obj = theGen->FindObject( *grID );
       if ( obj.IsNull() )
       {
         Handle(_pyGroup) group = new _pyGroup( theCommand, *grID );
         theGen->AddObject( group );
         myGroups.push_back( group );
+        obj = group;
       }
+      if ( !obj->CanClear() )
+        allGroupsRemoved = false;
+    }
+    if ( nbGroupsBefore == myGroups.size() ) // no new _pyGroup created
+      obj->AddProcessedCmd( theCommand ); // to clear theCommand if all groups are removed
+
+    if ( !allGroupsRemoved && !theGen->IsToKeepAllCommands() )
+    {
+      // check if the preceding command is Compute();
+      // if GetGroups() is just after Compute(), this can mean that the groups
+      // were created by some algorithm and hence Compute() should not be discarded
+      std::list< Handle(_pyCommand) >& cmdList = theGen->GetCommands();
+      std::list< Handle(_pyCommand) >::iterator cmd = cmdList.begin();
+      while ( (*cmd)->GetMethod() == "GetGroups" )
+        ++cmd;
+      if ( myLastComputeCmd == (*cmd))
+        // protect last Compute() from clearing by the next Compute()
+        myLastComputeCmd.Nullify();
     }
   }
+  // ----------------------------------------------------------------------
   // notify a group about full removal
-  else if ( method == "RemoveGroupWithContents" )
+  else if ( method == "RemoveGroupWithContents" ||
+            method == "RemoveGroup")
   {
     if ( !theGen->IsToKeepAllCommands() ) { // snapshot mode
       const _pyID groupID = theCommand->GetArg( 1 );
       Handle(_pyGroup) grp = Handle(_pyGroup)::DownCast( theGen->FindObject( groupID ));
       if ( !grp.IsNull() )
-        grp->RemovedWithContents();
+      {
+        if ( method == "RemoveGroupWithContents" )
+          grp->RemovedWithContents();
+        // to clear RemoveGroup() if the group creation is cleared
+        grp->AddProcessedCmd( theCommand );
+      }
     }
   }
   // ----------------------------------------------------------------------
   else if ( theCommand->MethodStartsFrom( "Export" ))
   {
-    if ( method == "ExportToMED" ||   // ExportToMED()  --> ExportMED()
-         method == "ExportToMEDX" ) { // ExportToMEDX() --> ExportMED()
+    if ( method == "ExportToMED" ||  // ExportToMED()  --> ExportMED()
+         method == "ExportToMEDX" )  // ExportToMEDX() --> ExportMED()
+    {
       theCommand->SetMethod( "ExportMED" );
+      if ( theCommand->GetNbArgs() == 5 )
+      {
+        // ExportToMEDX(...,autoDimension) -> ExportToMEDX(...,meshPart=None,autoDimension)
+        _AString autoDimension = theCommand->GetArg( 5 );
+        theCommand->SetArg( 5, "None" );
+        theCommand->SetArg( 6, autoDimension );
+      }
     }
     else if ( method == "ExportCGNS" )
     { // ExportCGNS(part, ...) -> ExportCGNS(..., part)
@@ -1672,9 +1841,9 @@ void _pyMesh::Process( const Handle(_pyCommand)& theCommand )
       TCollection_AsciiString newMethod = method;
       newMethod.Remove( 7, 6 );
       theCommand->SetMethod( newMethod );
-      // make the 1st arg be the last one
+      // make the 1st arg be the last one (or last but one for ExportMED())
       _pyID partID = theCommand->GetArg( 1 );
-      int nbArgs = theCommand->GetNbArgs();
+      int nbArgs = theCommand->GetNbArgs() - (newMethod == "ExportMED");
       for ( int i = 2; i <= nbArgs; ++i )
         theCommand->SetArg( i-1, theCommand->GetArg( i ));
       theCommand->SetArg( nbArgs, partID );
@@ -2011,7 +2180,7 @@ void _pyMesh::ClearCommands()
 
 void _pyMesh::addFatherMesh( const _pyID& meshID )
 {
-  if ( !meshID.IsEmpty() )
+  if ( !meshID.IsEmpty() && meshID != GetID() )
     addFatherMesh( Handle(_pyMesh)::DownCast( theGen->FindObject( meshID )));
 }
 
@@ -2023,7 +2192,7 @@ void _pyMesh::addFatherMesh( const _pyID& meshID )
 
 void _pyMesh::addFatherMesh( const Handle(_pyMesh)& mesh )
 {
-  if ( !mesh.IsNull() )
+  if ( !mesh.IsNull() && mesh->GetID() != GetID() )
   {
     //myFatherMeshes.push_back( mesh );
     mesh->myChildMeshes.push_back( this );
@@ -2059,29 +2228,36 @@ _pyMeshEditor::_pyMeshEditor(const Handle(_pyCommand)& theCreationCmd):
 
 void _pyMeshEditor::Process( const Handle(_pyCommand)& theCommand)
 {
-  // names of SMESH_MeshEditor methods fully equal to methods of the python class Mesh, so
-  // commands calling this methods are converted to calls of Mesh methods
+  // Names of SMESH_MeshEditor methods fully equal to methods of the python class Mesh, so
+  // commands calling these methods are converted to calls of Mesh methods without
+  // additional modifs, only object is changed from MeshEditor to Mesh.
   static TStringSet sameMethods;
   if ( sameMethods.empty() ) {
     const char * names[] = {
-      "RemoveElements","RemoveNodes","RemoveOrphanNodes","AddNode","Add0DElement","AddEdge","AddFace","AddPolygonalFace","AddBall",
-      "AddVolume","AddPolyhedralVolume","AddPolyhedralVolumeByFaces","MoveNode", "MoveClosestNodeToPoint",
+      "RemoveElements","RemoveNodes","RemoveOrphanNodes",
+      "AddNode","Add0DElement","AddEdge","AddFace","AddPolygonalFace","AddBall",
+      "AddVolume","AddPolyhedralVolume","AddPolyhedralVolumeByFaces",
+      "MoveNode", "MoveClosestNodeToPoint",
       "InverseDiag","DeleteDiag","Reorient","ReorientObject",
-      "TriToQuad","TriToQuadObject", "SplitQuad","SplitQuadObject",
+      "TriToQuad","TriToQuadObject", "QuadTo4Tri", "SplitQuad","SplitQuadObject",
       "BestSplit","Smooth","SmoothObject","SmoothParametric","SmoothParametricObject",
       "ConvertToQuadratic","ConvertFromQuadratic","RenumberNodes","RenumberElements",
       "RotationSweep","RotationSweepObject","RotationSweepObject1D","RotationSweepObject2D",
-      "ExtrusionSweep","AdvancedExtrusion","ExtrusionSweepObject","ExtrusionSweepObject1D","ExtrusionSweepObject2D",
-      "ExtrusionAlongPath","ExtrusionAlongPathObject","ExtrusionAlongPathX",
-      "ExtrusionAlongPathObject1D","ExtrusionAlongPathObject2D",
+      "ExtrusionSweep","AdvancedExtrusion","ExtrusionSweepObject","ExtrusionSweepObject1D",
+      "ExtrusionSweepObject2D","ExtrusionAlongPath","ExtrusionAlongPathObject",
+      "ExtrusionAlongPathX","ExtrusionAlongPathObject1D","ExtrusionAlongPathObject2D",
       "Mirror","MirrorObject","Translate","TranslateObject","Rotate","RotateObject",
-      "FindCoincidentNodes",/*"FindCoincidentNodesOnPart",*/"MergeNodes","FindEqualElements",
+      "FindCoincidentNodes","MergeNodes","FindEqualElements",
       "MergeElements","MergeEqualElements","SewFreeBorders","SewConformFreeBorders",
       "SewBorderToSide","SewSideElements","ChangeElemNodes","GetLastCreatedNodes",
       "GetLastCreatedElems",
-      "MirrorMakeMesh","MirrorObjectMakeMesh","TranslateMakeMesh",
-      "TranslateObjectMakeMesh","RotateMakeMesh","RotateObjectMakeMesh","MakeBoundaryMesh",
-      "MakeBoundaryElements", "SplitVolumesIntoTetra"
+      "MirrorMakeMesh","MirrorObjectMakeMesh","TranslateMakeMesh","TranslateObjectMakeMesh",
+      "Scale","ScaleMakeMesh","RotateMakeMesh","RotateObjectMakeMesh","MakeBoundaryMesh",
+      "MakeBoundaryElements", "SplitVolumesIntoTetra",
+      "DoubleElements","DoubleNodes","DoubleNode","DoubleNodeGroup","DoubleNodeGroups",
+      "DoubleNodeElem","DoubleNodeElemInRegion","DoubleNodeElemGroup",
+      "DoubleNodeElemGroupInRegion","DoubleNodeElemGroups","DoubleNodeElemGroupsInRegion",
+      "DoubleNodesOnGroupBoundaries","CreateFlatElementsOnFacesGroups","CreateHoleSkin"
       ,"" }; // <- mark of the end
     sameMethods.Insert( names );
   }
@@ -2106,7 +2282,7 @@ void _pyMeshEditor::Process( const Handle(_pyCommand)& theCommand)
   if (diffLastTwoArgsMethods.empty() ) {
     const char * names[] = {
       "MirrorMakeGroups","MirrorObjectMakeGroups",
-      "TranslateMakeGroups","TranslateObjectMakeGroups",
+      "TranslateMakeGroups","TranslateObjectMakeGroups","ScaleMakeGroups",
       "RotateMakeGroups","RotateObjectMakeGroups",
       ""};// <- mark of the end
     diffLastTwoArgsMethods.Insert( names );
@@ -3315,19 +3491,22 @@ const TCollection_AsciiString & _pyCommand::GetObject()
         begPos = 1;
     }
     myObj = GetWord( myString, begPos, true );
-    // check if object is complex,
-    // so far consider case like "smesh.smesh.Method()"
-    if ( int bracketPos = myString.Location( "(", begPos, Length() )) {
-      //if ( bracketPos==0 ) bracketPos = Length();
-      int dotPos = begPos+myObj.Length();
-      while ( dotPos+1 < bracketPos ) {
-        if ( int pos = myString.Location( ".", dotPos+1, bracketPos ))
-          dotPos = pos;
-        else
-          break;
+    if ( begPos != EMPTY )
+    {
+      // check if object is complex,
+      // so far consider case like "smesh.Method()"
+      if ( int bracketPos = myString.Location( "(", begPos, Length() )) {
+        //if ( bracketPos==0 ) bracketPos = Length();
+        int dotPos = begPos+myObj.Length();
+        while ( dotPos+1 < bracketPos ) {
+          if ( int pos = myString.Location( ".", dotPos+1, bracketPos ))
+            dotPos = pos;
+          else
+            break;
+        }
+        if ( dotPos > begPos+myObj.Length() )
+          myObj = myString.SubString( begPos, dotPos-1 );
       }
-      if ( dotPos > begPos+myObj.Length() )
-        myObj = myString.SubString( begPos, dotPos-1 );
     }
     // 1st word after '=' is an object
     // else // no method -> no object
@@ -3715,9 +3894,9 @@ void _pyCommand::Comment()
     myString.Insert( i, "#" );
     for ( int iPart = 0; iPart < myBegPos.Length(); ++iPart )
     {
-      int begPos = GetBegPos( iPart );
+      int begPos = GetBegPos( iPart + 1 );
       if ( begPos != UNKNOWN )
-        SetBegPos( iPart, begPos + 1 );
+        SetBegPos( iPart + 1, begPos + 1 );
     }
   }
 }
@@ -3863,7 +4042,16 @@ _pyID _pyObject::FatherID(const _pyID & childID)
 
 void _pySelfEraser::Flush()
 {
-  if ( GetNbCalls() == 0 )
+  int nbCalls = GetNbCalls();
+  if ( nbCalls > 0 )
+  {
+    // ignore cleared commands
+    std::list< Handle(_pyCommand) >& cmds = GetProcessedCmds();
+    std::list< Handle(_pyCommand) >::const_iterator cmd = cmds.begin();
+    for ( ; cmd != cmds.end(); ++cmd )
+      nbCalls -= (*cmd)->IsEmpty();
+  }
+  if ( nbCalls < 1 )
     GetCreationCmd()->Clear();
 }
 
@@ -4005,6 +4193,10 @@ _pyGroup::_pyGroup(const Handle(_pyCommand)& theCreationCmd, const _pyID & id)
     }
     myFilter = filter;
   }
+  else if ( method == "GetGroups" )
+  {
+    myCanClearCreationCmd = ( theCreationCmd->GetNbResultValues() == 1 );
+  }
   else
   {
     // theCreationCmd does something else apart from creation of this group
@@ -4013,6 +4205,45 @@ _pyGroup::_pyGroup(const Handle(_pyCommand)& theCreationCmd, const _pyID & id)
   }
 }
 
+//================================================================================
+/*!
+ * \brief Check if "[ group1, group2 ] = mesh.GetGroups()" creation command 
+ *        can be cleared
+ */
+//================================================================================
+
+bool _pyGroup::CanClear()
+{
+  if ( IsInStudy() )
+    return false;
+
+  if ( !myCanClearCreationCmd && myCreationCmd->GetMethod() == "GetGroups" )
+  {
+    TCollection_AsciiString grIDs = myCreationCmd->GetResultValue();
+    list< _pyID >          idList = myCreationCmd->GetStudyEntries( grIDs );
+    list< _pyID >::iterator  grID = idList.begin();
+    if ( GetID() == *grID )
+    {
+      myCanClearCreationCmd = true;
+      list< Handle(_pyGroup ) > groups;
+      for ( ; grID != idList.end(); ++grID )
+      {
+        Handle(_pyGroup) group = Handle(_pyGroup)::DownCast( theGen->FindObject( *grID ));
+        if ( group.IsNull() ) continue;
+        groups.push_back( group );
+        if ( group->IsInStudy() )
+          myCanClearCreationCmd = false;
+      }
+      // set myCanClearCreationCmd == true to all groups
+      list< Handle(_pyGroup ) >::iterator group = groups.begin();
+      for ( ; group != groups.end(); ++group )
+        (*group)->myCanClearCreationCmd = myCanClearCreationCmd;
+    }
+  }
+
+  return myCanClearCreationCmd;
+}
+
 //================================================================================
 /*!
  * \brief set myCanClearCreationCmd = true if the main action of the creation