[Gmsh] Sub region meshing
Christophe Geuzaine
cgeuzaine at ulg.ac.be
Thu Mar 12 21:27:29 CET 2009
Yves Capdeboscq wrote:
> Dear Gmsh users,
>
> How does one impose create sub-regions consistently?
>
> I want to mesh a Ball, say of radius one, and imagine the subregion of
> interest is a smaller ball of radius 1/10. I can ask gmsh to msh them
> properly, by putting a - sign on all the surfaces corresponding to a
> smaller ball.
>
> Now, I now that i do not need a fine mesh everywhere outside my small
> ball, only within the ball of radius 2/10. So I have three nested balls,
> with only two physical regions.
>
> My question is: what is the correct orientation to choose for each of
> the surfaces?
>
Hi Yves - Any orientation will do: it's the number of surface loops that
will determine how many holes you have in a volume. (Or maybe I did not
understand your question?)
> Thanks
>
> Yves
>
>
> _______________________________________________
> gmsh mailing list
> 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