[Gmsh] Segmentation fault when writing 2D order 2 mesh
Christophe Geuzaine
cgeuzaine at ulg.ac.be
Mon Mar 14 07:22:26 CET 2011
On 13/03/11 21:08, Karin&NiKo wrote:
> Sorry Christophe. You are right. The complete second elements are
> produced in *Aster* from incomplete ones. When writing result files,
> we turn the quad9 into quad8.
Ok. In any case I fixed the code so that it will not crash anymore when
trying to export unsupported elements.
>
> Another information : a brand new verson 3.0 with more features will be
> released in the next months.
>
> Good night,
> Nicolas
>
> 2011/3/13 Christophe Geuzaine <cgeuzaine at ulg.ac.be
> <mailto:cgeuzaine at ulg.ac.be>>
>
> On 11/03/11 13:08, Karin&NiKo wrote:
>
> Yes they are.
> BTW, using incomplete second order elements is OK.
>
>
> Hmm... In the version of MED we have here (MED 2.3.4) this is what's
> defined in med.h:
>
> typedef enum {MED_POINT1=1, MED_SEG2=102, MED_SEG3=103, MED_TRIA3=203,
> MED_QUAD4=204, MED_TRIA6=206,MED_QUAD8=208,MED_TETRA4=304,
> MED_PYRA5=305, MED_PENTA6=306, MED_HEXA8=308,
> MED_TETRA10=310,
> MED_PYRA13=313, MED_PENTA15=315, MED_HEXA20=320,
> MED_POLYGONE=400, MED_POLYEDRE=500, MED_NONE=0}
> med_geometrie_element;
>
> Should we switch to a newer version?
>
>
> Nicolas
>
> 2011/3/11 Christophe Geuzaine <cgeuzaine at ulg.ac.be
> <mailto:cgeuzaine at ulg.ac.be>
> <mailto:cgeuzaine at ulg.ac.be <mailto:cgeuzaine at ulg.ac.be>>>
>
> On 11/03/11 09:47, Karin&NiKo wrote:
>
> Dear Gmsh-ers,
>
> I would like to report a bug that appears with gmsh
> 2.5.0 and
> also in
> the nightly build.
> When trying to write the mesh generated by the attached
> script, a
> segmentation fault occurs :
>
> /opt/gmsh-2.5.1-svn-Linux/bin/gmsh -2 -format med -o
> carre-Q2.mmed
> carre.geo
>
> Please notice that :
> - no problem occurs when using a first order mesh
> - the unv format for the 2nd order mesh can be written
> but, when
> read
> back in gmsh, the mesh is wrong
>
>
> Hi Nico - Indeed, it looks like 9-node quads I/O is not
> implemented
> for MED (nor UNV). I don't remember why I did not implement
> this...
> Are 9-node quads supported by MED?
>
>
> Nicolas
>
>
>
> _______________________________________________
> gmsh mailing list
> gmsh at geuz.org <mailto:gmsh at geuz.org> <mailto:gmsh at geuz.org
> <mailto:gmsh at geuz.org>>
>
> 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
> <http://www.montefiore.ulg.ac.be/%7Egeuzaine>
>
>
>
>
> --
> Prof. Christophe Geuzaine
> University of Liege, Electrical Engineering and Computer Science
> http://www.montefiore.ulg.ac.be/~geuzaine
>
>
--
Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science
http://www.montefiore.ulg.ac.be/~geuzaine