[Gmsh] line attractor

[Christophe Geuzaine]

walter steffe wrote:
> Hi
> 
> In my application (high frequency electromagnetics) I need to generate
> surface meshes (on the faces of a given solid) such that the near edge
> triangles are highly anisotropic and have the longer dimension oriented
> along the edge.
> Is it possible to obtain this kind of effect using the gmsh command
> attractor line ?
> If so do you have any picture which show an example mesh ?

The automatic algorithms currently implemented in Gmsh (version 2) only 
generate isotropic meshes. This may (will probably) change in the future 
when the anisotropic algorithm matures, but at the momement the only way 
is to use structured grids for this (transfinite or extruded).

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