[Gmsh] Creating Streamlines with gmsh

[Christophe Geuzaine]

Sebastian Lehmann wrote:
> Dear Sirs and Madams,
> 
> we tried the gmsh-version 2.4 for windows to simulate the magnetic field 
> between magnetic spheres. From that we get a vector view of the H-field 
> (see appendix). But unfortunately we are not able to change this view 
> into a streamline view. The only thing we get is a grid of points, which 
> are the choosen points in the plugin-window. The hint to use the 
> "makeSimple"-plugin 
> (http://www.geuz.org/pipermail/gmsh/2004/001150.html)  also didn't 
> change anything.
> 
> I would be glad if you can offer help in this problem.

Hi Sebastian - Since your input file only contains points (without the 
connectivity), you need to tetrahedralize them before applying the 
StreamLines plugin.

I've just added a new Plugin(Tetrahedralize) in CVS; it should be 
available in tomorrow's nightly builds. Here's the kind of result you 
obtain with a combination of Plugin(Tetrahedralize) and Plugin(StreamLines):

http://geuz.org/gmsh/gallery/sebastian_lehmann.divx

Ch.

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