Jean-Francois > Is that possible to get with Gmsh a straight edge high order mesh in > interior elements (not sharing a face with the boundary) ? > > normally, this is the usual behavior.
hum it is not the case unless I have a bug in my code > it seems that interior elements are really curved, is there a reason why ? > is the option Mesh.SmoothInternalEdges = 1; helping with this ? > > > this is new stuff indeed. curving elements that have edges or faces on a > curved > boundary cannot be sufficient for ensure the validity of the mesh. Some > internal > edges/faces may have to be curved as well. I have commited something today > that > force the mesh to be valid everywhere. I will check that asap > with straight edge interior elements we could then affine > transformations which would be much cheaper computationnally, no ? > > > our experience in high order methods tell us that this extra cost is not > dramatic. In our computations, we assume all elements to be curvilinear. > We are going to submit a paper in SISC next week about efficient > assembly of high order finite element operators. Is it possible to get a primer ? ;) thank you for your answer ? Best regards C. > JFR > > > Best regards > C. > -- > Debian Developer - member of Debian Science > http://wiki.debian.org/DebianScience > Prof. at Univ. Grenoble in Applied Math. > http://ljk.imag.fr/membres/Christophe.Prudhomme/ > > _______________________________________________ > gmsh mailing list > [email protected] > http://www.geuz.org/mailman/listinfo/gmsh > > ------------------------------------------------------------------ > Prof. Jean-Francois Remacle > Universite catholique de Louvain (UCL) > Ecole Polytechnique de Louvain (EPL) - Louvain School of Engineering > Institute of Mechanics, Materials and Civil Engineering (iMMC) > Center for Systems Engineering and Applied Mechanics (CESAME) > Tel : +32-10-472352 -- Mobile : +32-473-909930 > > > > > > -- Debian Developer - member of Debian Science http://wiki.debian.org/DebianScience Prof. at Univ. Grenoble in Applied Math. http://ljk.imag.fr/membres/Christophe.Prudhomme/ _______________________________________________ gmsh mailing list [email protected] http://www.geuz.org/mailman/listinfo/gmsh
