[Gmsh] Problem with extrusion

[Christophe Geuzaine]

> On 27 Nov 2018, at 11:17, Alessandro Vicini <alessandro.vicini at sitael.com> wrote:
> 
> 
> Considering the attached geo file, why there is no surface generated by the extrusion?  Thank you.

The built-in CAD engine is quite limited for the extrusion of curves: it will not create surfaces if the origin and the destination curve are the only ones bounding the resulting surface.

You can use SetFactory("OpenCASCADE"); for such geometries:



> 
> Regards,
> 
> Alessandro
> 
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— 
Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science 
http://www.montefiore.ulg.ac.be/~geuzaine

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