[Gmsh] Background mesh problems in gmsh

[remacle]

Bob Webbink wrote:

>Christophe or Jean-Francois,
>
>I was attempting to use the attached image as a background mesh in GMSH -
>I would like to be able to generate a mesh matching the structure seen in
>this shot, but I have been unable to get gmsh to fit the shape - it seems
>to still mesh over the top of the image with no regard to the image
>itself.  I have used the "apply as background mesh" command from the
>toolbar, but this hasn't been working for me.
>
>  
>
I must confess that I have developped this feature more or less as a 
joke. You are suposed to provide
a geometry that is a squart of size 1 [0,1]x[0,1] and the mesh in the 
square is adapted using the
levels of gray of the picture. This is simply ridiculous, but yet funny.

JFR

>Could either of you provide any advice as to how to get gmsh to mesh this
>disordered structure from this image?
>
>Thanks in advance,
>-Bob Webbink
>
>******************************************************************************
>Bob Webbink                              bwebbink at ugcs.caltech.edu
>California Institute of Technology
>*****************************************************************************
>
>------------------------------------------------------------------------
>
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-- 
Prof. Jean-François Remacle
Department of Civil Engineering
Center for Systems Engineering and Applied Mechanics
Université catholique de Louvain, Belgium
Tel : +32 10 472082
Fax : +32 10 472210