[Gmsh] refining mesh

[Christophe Geuzaine]

On 15 Mar 2013, at 09:38, trophime <christophe.trophime at lncmi.cnrs.fr> wrote:

> Hi,
> I am trying to use the API to refine mesh by using:
> 
> newGmshModel->refineMesh( CTX::instance()->mesh.secondOrderLinear );
> 
> It does not behave like calling refinement from command line:
> 
> gmsh -refine *.msh
> 
> I suspect the problem is due to the value of
> CTX::instance()->mesh.secondOrderLinear. The default value is "0" as far
> as I have understood. I cannot figure out where the value is set to "1"
> when running from commandline. But to generate the same mesh with
> techniques mesh.secondOrderLinear has to be set to "1".
> 
> Is this right?
> 

Yes. You can access all the options either by setting them in a script (Mesh.SecondOrderLinear=1;), or on the command line 

  gmsh -string "Mesh.SecondOrderLinear=1;" -refine ...


> Best
> C
> 
> -- 
> 
> 
> Christophe TROPHIME
> Research Engineer
> 
> LNCMI
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> 
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> M at il : christophe.trophime at lncmi.cnrs.fr 
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-- 
Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science 
http://www.montefiore.ulg.ac.be/~geuzaine