[Gmsh] Reclassify 2D does not work

[Christophe Geuzaine]

Hi Martin,

The Reclassify tool is a tool to "reclassify" surface meshes; but there are no surface elements (triangle or quads) in your mesh...

Christophe

On 04 Apr 2013, at 11:36, Martin Vymazal <martin.vymazal at vki.ac.be> wrote:

> Dear gmsh developers,
> 
> I have a 3D flat plate grid  downloaded from here: 
> http://turbmodels.larc.nasa.gov/flatplate_grids.html (3D Plot3d grid, 2 x 545 
> x 385 points). I converted the grid to vtk and also split the hexahedra into 
> tetra using paraview. I am not able to reclassify the surface of the geometry 
> to create physical surfaces (to be able to set boundary conditions for my flow 
> solver). The 'Reclassify' button in the Reclassify2D dialog always remains 
> greyed out, no matter what I do. Is it a bug? If not, could you please tell me 
> the settings you use to reclassify the surface?
> 
> Best regards,
> 
>   Martin Vymazal<flatplate_clust2_tetra.vtk.gz><flatplate_clust2.vtk.gz>_______________________________________________
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> gmsh at geuz.org
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-- 
Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science 
http://www.montefiore.ulg.ac.be/~geuzaine