Ah, that's disappointing. I implemented a simple workaround in my *.msh export code by adding dummy nodes in my lower-order elements to match the number of nodes in my higher-order elements.
I might dig in to the Gmsh code one day and see if I can address this issue. Thanks Chris. Regards, Mohamed On Tue, Dec 11, 2012 at 8:43 PM, Christophe Geuzaine <[email protected]> wrote: > > Hi - Indeed, Gmsh does not support variable order elements in the same mesh... > > > On 11 Dec 2012, at 09:31, Mohamed Moussa <[email protected]> wrote: > >> Hi again, >> >> I am trying to visualize a model with two different types of elements, >> the basic 2-node line and the 4-node cubic line. When I try to use >> "Adapt visualization grid" so I can see the deformation of the 4-node >> line, I get "Error : Wrong number of values in adaptation 2 != 4". >> >> I did some testing and this does not happen when I remove the 2-node >> line elements. It seems its trying to refine the 2-node line when it >> doesn't need to? >> >> I have attached below a sample *.msh file, which is a simple truss problem. >> >> Regards, >> >> Mohamed >> >> ------ >> >> $MeshFormat >> 2.2 0 8 >> $EndMeshFormat >> $Nodes >> 9 >> 1 0 0 0 >> 2 1 0 0 >> 3 2 0 0 >> 4 1.5 1 0 >> 5 0.5 1 0 >> 6 0.333333 0 0 >> 7 0.666667 0 0 >> 8 1.33333 0 0 >> 9 1.66667 0 0 >> $EndNodes >> $Elements >> 7 >> 1 1 0 1 5 >> 2 1 0 5 2 >> 3 1 0 2 4 >> 4 1 0 4 3 >> 5 1 0 5 4 >> 6 26 0 1 2 6 7 >> 7 26 0 2 3 8 9 >> $EndElements >> $NodeData >> 1 >> "Displacement" >> 1 >> 0.0 >> 3 >> 0 >> 3 >> 9 >> 1 0 0 0 >> 2 0.0214864 -0.152342 0 >> 3 0.0429728 0 0 >> 4 1.32276e-016 -0.0815428 0 >> 5 0.0429728 -0.0815428 0 >> 6 0 -0.07335 0 >> 7 0 -0.129773 0 >> 8 0 -0.129773 0 >> 9 0 -0.07335 0 >> $EndNodeData >> >> _______________________________________________ >> gmsh mailing list >> [email protected] >> http://www.geuz.org/mailman/listinfo/gmsh > > -- > Prof. Christophe Geuzaine > University of Liege, Electrical Engineering and Computer Science > http://www.montefiore.ulg.ac.be/~geuzaine > > > _______________________________________________ gmsh mailing list [email protected] http://www.geuz.org/mailman/listinfo/gmsh
