[Gmsh] unstructured hexahedral meshes

Jean-François Remacle jean-francois.remacle at uclouvain.be
Fri Aug 3 13:39:21 CEST 2012


Hello Tristan,

What is the status of the hex dominant mesher ?

JF
Le 3 août 2012 à 12:44, Cristóbal Bertoglio B. a écrit :

> Dear all,
> 
> i'm sending this message again since I didn't receive back from the
> gmsh-list ...
> 
> thanks and bw,
> 
> Cristobal.
> 
> ----------
> 
> 
> Hi all,
> 
> i'd like to create a hex mesh (or hex dominant), from a triangulated
> surface (merged into gmsh). I've tried many things but without success
> ....
> 
> It is actually possible to do this? (the examples in the tutorial and
> in some emails do this with analytical geometries?!). Hence i tried
> with "Mesh.SubdivisionAlgorithm=2" but Gmsh crashes (even for a very
> simple geometry), so I suppose i'm doing something wrong ...
> 
> Does maybe the Frontal Hex 3D meshing algorithm does this job ? If
> yes, what are the requirements ? (i tried but it generated only tets).
> I tried also with first remeshing the surfaces with quads but Gmsh
> says that that no tessallations can be generated from a quad-surface.
> 
> As you can see I'm quite lost so i'll be very grateful for any help
> you can give me ...
> 
> best,
> 
> Cristobal.
> 
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------------------------------------------------------------------
Prof. Jean-Francois Remacle
Universite catholique de Louvain (UCL)
Ecole Polytechnique de Louvain (EPL) - Louvain School of Engineering
Institute of Mechanics, Materials and Civil Engineering (iMMC)
Center for Systems Engineering and Applied Mechanics (CESAME)
Tel : +32-10-472352 -- Mobile : +32-473-909930 

 





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