- SMDS_ElemIteratorPtr faceIt;
- if ( theElems.empty() ) faceIt = GetMeshDS()->elementsIterator(SMDSAbs_Face);
- else faceIt = SMESHUtils::elemSetIterator( theElems );
+ // get standalone groups of faces
+ vector< SMDS_MeshGroup* > allFaceGroups, faceGroups;
+ for ( SMESHDS_GroupBase* grBase : GetMeshDS()->GetGroups() )
+ if ( SMESHDS_Group* group = dynamic_cast<SMESHDS_Group*>( grBase ))
+ if ( group->GetType() == SMDSAbs_Face && !group->IsEmpty() )
+ allFaceGroups.push_back( & group->SMDSGroup() );