[Gmsh] Node numbering

Christophe Geuzaine cgeuzaine at ulg.ac.be
Sun Feb 24 18:46:23 CET 2008


Ricardo Reis da Silva wrote:
> Hi everyone,
> 
> I have recently discovered Gmsh and it seems a great mesh generator!!
> 
> I am doing some tests to see how it works in more detail but i have stumbled 
> with a problem. I would like to obtain the mesh file with a very specific node 
> numbering. In particular i would like the nodes corresponding to the first order 
> meshing to have a sequenced numbering and after that the numbering would 
> continue for the second order nodes.
> 
> Is it possible to decide the node numbering in Gmsh ? or is there any other way 
> to obtain this specific numbering ?

No, gmsh decides internally how to number its nodes. You can very easily 
renumber the nodes in your own code, or write a little I/O routine to 
reorder them.

> 
> Thank you
> 
> best
> Ricardo
> 
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> 


-- 
Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science
http://www.montefiore.ulg.ac.be/~geuzaine