- myLocalGrid = false;
- if (!GetMesh()->isCompacted())
- {
- MESSAGE("*** buildPrs ==> compactMesh!");
- GetMesh()->compactMesh();
- }
- vtkUnstructuredGrid *theGrid = GetMesh()->getGrid();
- updateEntitiesFlags();
- myGrid->ShallowCopy(theGrid);
- //MESSAGE(myGrid->GetReferenceCount());
- //MESSAGE( "Update - myGrid->GetNumberOfCells() = "<<myGrid->GetNumberOfCells() );
- //MESSAGE( "Update - myGrid->GetNumberOfPoints() = "<<myGrid->GetNumberOfPoints() );
- if( MYDEBUGWITHFILES ) {
- SMESH::WriteUnstructuredGrid( myGrid,"myPrs.vtu" );
- }
+ myLocalGrid = false;
+ if (!GetMesh()->isCompacted())
+ {
+ NulData(); // detach from the SMDS grid to allow immediate memory de-allocation in compactMesh()
+ if ( MYDEBUG ) MESSAGE("*** buildPrs ==> compactMesh!");
+ GetMesh()->compactMesh();
+ if ( SMESHDS_Mesh* m = dynamic_cast<SMESHDS_Mesh*>( GetMesh() )) // IPAL53915
+ m->GetScript()->SetModified(false); // drop IsModified set in compactMesh()
+ }
+ vtkUnstructuredGrid *theGrid = GetMesh()->getGrid();
+ updateEntitiesFlags();
+ myGrid->ShallowCopy(theGrid);
+ //MESSAGE(myGrid->GetReferenceCount());
+ //MESSAGE( "Update - myGrid->GetNumberOfCells() = "<<myGrid->GetNumberOfCells() );
+ //MESSAGE( "Update - myGrid->GetNumberOfPoints() = "<<myGrid->GetNumberOfPoints() );
+ if( MYDEBUGWITHFILES ) {
+ SMESH::WriteUnstructuredGrid( myGrid,"myPrs.vtu" );
+ }