[Gmsh] Optimize tetrahedral meshes

David Colignon David.Colignon at ulg.ac.be
Mon Nov 30 07:30:09 CET 2009


Hi Yang,

what was the format of your original mesh file ?

Anyway, Gmsh is not able to remesh or optimize an imported mesh, it need the original geometry to do so.

Regards,

Dave

--
David Colignon, Ph.D.
Collaborateur Logistique du F.R.S.-FNRS
CÉCI - Consortium des Équipements de Calcul Intensif
ACE - Applied & Computational Electromagnetics
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On 30/11/09 0:39, Yang Liu wrote:
> Hello,
>
> I am a new user of Gmsh.  I am trying to use Gmsh to optimize
> tetrahedral meshes.
> The quality of my tet meshes are not bad but they have some slivers.
> I loaded them into Gmsh (version. 2.4.2 / 2.4.3 in windows) and click
> the button "optimize" / "optimize by netgen",
> I also checked "Optimize quality of tetrahedra" ),
> but there is no change of my mesh (I have exported the result and
> compared to my original mesh) and tried different inputs.
>
> So my questions are:
> 1. Is my operation wrong ?
> 2. Is it possible to adjust some parameters to control optimize function.
>
> Thanks in advance,
>
> Yang
>
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