//converts all mesh to quadratic one, deletes old elements, replacing
//them with quadratic ones with the same id.
+ bool ConvertFromQuadratic();
+ //converts all mesh from quadratic to ordinary ones, deletes old quadratic elements, replacing
+ //them with ordinary mesh elements with the same id.
+
+
// static int SortQuadNodes (const SMDS_Mesh * theMesh,
// int theNodeIds[] );
// // Set 4 nodes of a quadrangle face in a good order.
