> On 18 Sep 2018, at 12:16, moritz braun <[email protected]> wrote:
>
> Dear Christophe
>
> I am currently using gmsh with a size function
> that becomes very small, but not zero
> close to the positions of nuclei in a molecule
> and is scaling close to linear for distances > 0.1 abohr.
> More specifically
> i have chosen the size function as
> S*sqrt(0.02**2+d**2), with S as a parameter between 0.1 and 0.5
> It would possbily make my calculation more exact
> if I could force gmsh to use the nuclear positions
> as grid points.
> Is there a way to get gmsh to do that?
>
Yes : in .geo files, use "Point { ... } In Surface { ... };" or "Point { ... }
In Volume { ... };".
In the API (Python, Julia, C++ or C), use the "embed" function.
Cheers,
Christophe
> Regards
>
> Moritz
>
> --
> Prof M Braun Tel.:27-12-4298006/8027
> Physics Department Fax.: 27-12-4293643
> University of South Africa (UNISA)
> [email protected]
> P.O. Box 392
> 0003
> UNISA
> South Africa
> http://moritz-braun.blogspot.com
—
Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science
http://www.montefiore.ulg.ac.be/~geuzaine
Free software: http://gmsh.info | http://getdp.info | http://onelab.info
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