+ while ( smIt->more() ) {
+ sm = smIt->next();
+ sm->ComputeStateEngine( SMESH_subMesh::CHECK_COMPUTE_STATE );
+ }
+ }
+
+// // clear sub-meshes; get ready to re-compute as a side-effect
+
+// if ( SMESH_subMesh *sm = GetSubMeshContaining( GetShapeToMesh() ) )
+// {
+// SMESH_subMeshIteratorPtr smIt = sm->getDependsOnIterator(/*includeSelf=*/true,
+// /*complexShapeFirst=*/false);
+// while ( smIt->more() )
+// {
+// sm = smIt->next();
+// TopAbs_ShapeEnum shapeType = sm->GetSubShape().ShapeType();
+// if ( shapeType == TopAbs_VERTEX || shapeType < TopAbs_SOLID )
+// // all other shapes depends on vertices so they are already cleaned
+// sm->ComputeStateEngine( SMESH_subMesh::CLEAN );
+// // to recompute even if failed
+// sm->ComputeStateEngine( SMESH_subMesh::CHECK_COMPUTE_STATE );
+// }
+// }
+
+// // clear entities not on sub-meshes
+
+// SMDS_VolumeIteratorPtr vIt = _myMeshDS->volumesIterator();
+// while ( vIt->more() )
+// _myMeshDS->RemoveFreeElement( vIt->next(), 0 );
+
+// SMDS_FaceIteratorPtr fIt = _myMeshDS->facesIterator();
+// while ( fIt->more() )
+// _myMeshDS->RemoveFreeElement( fIt->next(), 0 );
+
+// SMDS_EdgeIteratorPtr eIt = _myMeshDS->edgesIterator();
+// while ( eIt->more() )
+// _myMeshDS->RemoveFreeElement( eIt->next(), 0 );
+
+// SMDS_NodeIteratorPtr nIt = _myMeshDS->nodesIterator();
+// while ( nIt->more() ) {
+// const SMDS_MeshNode * node = nIt->next();
+// if ( node->NbInverseElements() == 0 )
+// _myMeshDS->RemoveFreeNode( node, 0 );
+// else
+// _myMeshDS->RemoveNode(node);
+// }
+}
+
+//=======================================================================
+/*!
+ * \brief Remove all nodes and elements of indicated shape
+ */
+//=======================================================================
+
+void SMESH_Mesh::ClearSubMesh(const int theShapeId)
+{
+ // clear sub-meshes; get ready to re-compute as a side-effect
+ if ( SMESH_subMesh *sm = GetSubMeshContaining( theShapeId ) )
+ {
+ SMESH_subMeshIteratorPtr smIt = sm->getDependsOnIterator(/*includeSelf=*/true,
+ /*complexShapeFirst=*/false);