[Gmsh] Question about using GMSH

Christophe Geuzaine cgeuzaine at ulg.ac.be
Tue Aug 3 15:56:35 CEST 2010

On 26/07/10 04:39, 류은현 wrote:
> Hello, I saw this e-mail address from GMSH reference guide.
> I have 2 questions about GMSH
> I am using GMSH to produce the mesh information which will be used by my
> finite element code.
> GMSH generates node information ( node index, node coordinates ),
> element information ( element index, node index that consist of this
> element, etc ).
> But I want to have additional information. I don't know is that should I
> made this information for myself or not. What that information is the
> element index set which have relation about specific node. Namely, is it
> possible to add element index that is related with specific node to node
> information section?

You will have to generate that information yourself.

> That was my first question.
> And second is that is it possible to handle the generation of mesh for
> same input?
> I saw that GMSH generated different mesh even for same GMSH input.
> If somebody want to fix the mesh generation for same input, is it
> possible? and if it is possible, how to handle that? Please tell me in
> detail.

The 2D algorithms in Gmsh are randomized, so you will get different 
results when you run the code several times...

> Thank you for reading my mail. And sorry for my poor English.
> _______________________________________________
> 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