[Gmsh] unstructured hexahedral meshes

[Cristóbal Bertoglio B.]

Hello everybody,

do you have some news about the hex dominant mesher or how to use the
current options in gmsh to produced hex meshes?

Thanks a lot,

all the best,

Cristobal.



2012/8/3 Jean-François Remacle <jean-francois.remacle at uclouvain.be>:
> 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)
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