diff --git a/src/SMESH_I/SMESH_Gen_i.cxx b/src/SMESH_I/SMESH_Gen_i.cxx index b21d2f11f..eefbc0e88 100644 --- a/src/SMESH_I/SMESH_Gen_i.cxx +++ b/src/SMESH_I/SMESH_Gen_i.cxx @@ -2614,24 +2614,30 @@ SMESH_Gen_i::ConcatenateCommon(const SMESH::ListOfIDSources& theMeshesArray, // copy elements std::vector< const SMDS_MeshElement* > newElems( initMeshDS->NbElements() + 1, 0 ); - elemIt = initImpl->GetElements( theMeshesArray[i], SMESH::ALL ); - while ( elemIt->more() ) + SMESH::array_of_ElementType_var srcElemTypes = theMeshesArray[i]->GetTypes(); + bool hasElems = (( srcElemTypes->length() > 1 ) || + ( srcElemTypes->length() == 1 && srcElemTypes[0] != SMESH::NODE )); + if ( hasElems ) { - const SMDS_MeshElement* elem = elemIt->next(); - elemType.myNodes.resize( elem->NbNodes() ); - - SMDS_NodeIteratorPtr itNodes = elem->nodeIterator(); - for ( int k = 0; itNodes->more(); k++) + elemIt = initImpl->GetElements( theMeshesArray[i], SMESH::ALL ); + while ( elemIt->more() ) { - const SMDS_MeshNode* node = itNodes->next(); - elemType.myNodes[ k ] = static_cast< const SMDS_MeshNode*> ( newNodes[ node->GetID() ]); - } + const SMDS_MeshElement* elem = elemIt->next(); + elemType.myNodes.resize( elem->NbNodes() ); - // creates a corresponding element on existent nodes in new mesh - newElems[ elem->GetID() ] = - newEditor.AddElement( elemType.myNodes, elemType.Init( elem, /*basicOnly=*/false )); + SMDS_NodeIteratorPtr itNodes = elem->nodeIterator(); + for ( int k = 0; itNodes->more(); k++) + { + const SMDS_MeshNode* node = itNodes->next(); + elemType.myNodes[ k ] = static_cast< const SMDS_MeshNode*> ( newNodes[ node->GetID() ]); + } + + // creates a corresponding element on existent nodes in new mesh + newElems[ elem->GetID() ] = + newEditor.AddElement( elemType.myNodes, elemType.Init( elem, /*basicOnly=*/false )); + } + newEditor.ClearLastCreated(); // forget the history } - newEditor.ClearLastCreated(); // forget the history // create groups of just added elements