[Gmsh] Mesh
Christophe Geuzaine
cag32 at case.edu
Fri Feb 17 15:37:06 CET 2006
Guilherme Lopes wrote:
> Hi,
>
> I'd like to mesh a 3d domain usign GMSH, but I'd like to specify some
> points from its inside where I want to have a node. To compare the
> results with the results obtained with another mesh generator. Is it
> possible?
No, unless the points are the boundary of curves, being themselves
boundaries of surfaces, themselves boundaries of a volume. (cf.
http://geuz.org/gmsh/doc/texinfo/gmsh_fot.html#FOOT1)
>
> Another question:
>
> I have a FEM solver that uses edges inside the domain. I've just got the
> boundary edges using gmsh. How should I read this information from the
> tetrahedrons obtained in the mesh? Is there another way to do this?
>
Gmsh saves the nodes and the elements. You'll have to create any other
entities in your own code.
>
> Thanks in advance.
>
> Guilherme Lopes
>
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--
Christophe Geuzaine
Assistant Professor, Case Western Reserve University, Mathematics
http://www.case.edu/artsci/math/geuzaine