[Gmsh] building of gmsh2

Christophe Geuzaine cgeuzaine at ulg.ac.be
Thu Feb 8 09:24:19 CET 2007

walter steffè wrote:
> On Wednesday 07 February 2007 12:55, you wrote:
>> walter steffè wrote:
>>> Hi
>>> Thanks for your help. Now the compilation has been completed with no
>>> errors.
>>> Then I have imported and meshed (2D) a step file of a quite large object.
>>> The visualization is very fast.
>>> I have noticed that in the options/geometry/general there is the
>>> possibility to remove duplicate entities but only for the geo files.
>>> I would like to perform a merging of coincident faces that are shared by
>>> different parts of a step file.  Possibly I would like to perform a
>>> similar operation also when the faces are not equal but have a part in
>>> common. In this case I would like to perform the merging of the common
>>> part only.
>> If you know your way around OpenCascade, you could implement this in the
>> "HealGeometry" function in Geo/GModelIO_OCC.cpp.
> I have never used the OpenCascade library and I am worried that I would need a 
> long time to learn it. I will do that if it is the only way but I am 
> wondering about the feasibility of an other option. 
> It seems to me (but I do not have really checked) that the healing operations 
> I need are available in the python scripting of salome. On the salome site I 
> have also seen a page (under construction) speaking of the future 
> availability of a gmsh plugin for salome.  I prefer to use gmsh then the 
> mephisto mesher (which is already available in the salome environment) 
> because I had a better experience with it and I have already customized gmsh 
> in order to write a mesh file that is well suited to my application.
> So, if possible, I would like to have an idea of the time needed for a first 
> release of the gmsh plugin for salome.

It's in the works. No release date set yet, though...

> thanks
> Walter
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Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science