[Gmsh] Help understanding MSH file entries while using "Periodic surface with translate "
sudarsan77 at gmail.com
Thu Apr 27 13:44:33 CEST 2017
I think I got it now. The numbers after dimension for the line entity
inside Periodic are the matching tag entities for the lines. I was
getting confused as I kept looking at line labels.
On 27/04/2017 7:20 AM, DILASSER Guillaume wrote:
> Have you looked at the documentation here
> <http://gmsh.info/doc/texinfo/gmsh.html#MSH-ASCII-file-format> ? It says :
> /dimension slave-entity-tag master-entity-tag/
> /slave-node-number master-node-number/
> It looks like your information.
> Faithfully Yours,
> Guillaume DILASSER
> Doctorant SACM / LEAS
> CEA - Centre de Saclay - Bât.123 - PC 319c
> 91191 Gif sur Yvette Cedex - France -
> guillaume.dilasser at cea.fr <mailto:guillaume.dilasser at cea.fr>
> *De :*gmsh [mailto:gmsh-bounces at ace20.montefiore.ulg.ac.be] *De la
> part de* Ranga Sudarsan
> *Envoyé :* jeudi 27 avril 2017 12:56
> *À :* gmsh mailing list <gmsh at onelab.info>
> *Objet :* [Gmsh] Help understanding MSH file entries while using
> "Periodic surface with translate "
> Hi there,
> I am meshing a geometry with periodic (translated meshes) boundary
> conditions along one of the directions (X in my case). I am using
> periodic surface with translate to setup the translated periodic
> meshes. I need help understanding some entries in the Msh file
> generated specifically the section under "$Periodic" (See attached
> image, in my case surfaces 1 and 8 are periodic). I understand that in
> my case their are totally 11 periodic entities -- 5 points , 5 lines
> and 1 surface and my trouble is in understanding the format of the
> output corresponding to each of these periodic entities. It will be of
> great help if some one explain to me what is the format for each of
> these entities so that I can write a code to read the msh file and
> generate relevant input files for my finite element solver. I have
> attached the geo and mesh file.
> Thanks again
> Ranga Sudarsan
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