[Gmsh] Cannot mesh the extrusion of a closed spline

[Jean-Francois Remacle]

Le 14-juil.-09 à 10:35, Mengda Wu a écrit :

> Thanks for the explanation.
>
> It will be great if you can suggest some walkaround. Maybe define  
> two splines and make their connection
> smooth? Is that possible?
>

you can define 2 splines, but they will not be smoothly connected  
unless you choose control points adequately

jfr

> Thanks,
> Mengda
>
> On Tue, Jul 14, 2009 at 1:25 AM, Jean-Francois Remacle <jean-francois.remacle at uclouvain.be 
> > wrote:
>
> Le 14-juil.-09 à 10:19, Mengda Wu a écrit :
>
>
> Hi all,
>
>   I am trying to mesh the extrusion of a closed spline (attached).  
> Only the mesh of the lateral surface is needed, i.e. without the caps.
> But gmsh crashes right away I hit the mesh button. Similar crash  
> occurs with a closed bspline.
>
>
> yes, that's normal : gmsh's native cad modeler does not support  
> (yet ?) periodic surfaces.
>
> JFR
>
>  BTW, the meshing is successful if the closed line is composed of a  
> spline and a line or two splines. Can you help me on this issue?
> I tested this using the stable version 2.3.1 on both Windows and  
> Linux.
>
> Thanks,
> Mengda
> <extrude_closed.geo>_______________________________________________
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>
> ----------------
> Prof. Jean-Francois Remacle
> Universite catholique de Louvain (UCL)
> Tel : +32-10-472082 -- Mobile : +32-473-909930
>
>
>
>
>

----------------
Prof. Jean-Francois Remacle
Universite catholique de Louvain (UCL)
Tel : +32-10-472082 -- Mobile : +32-473-909930




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