Hello Alessandro, why dont' you use FreeCAD to design you geometry,
export it as a STEP File and then import & mesh it in Gmsh ?

that works quite well, I must say.

Greetings, Benedikt



Am 27.09.17 um 09:19 schrieb Alessandro Vicini:
> Hello, I still have some issues when using OpenCascade and Boolean operations.
> For the attached geo file, when I generate the 2D mesh it can be seen from 
> the attached picture that the vertical edge in the front is duplicated (mesh 
> is different on the two sides). To work this out I have to delete one of the 
> lateral surfaces of the box and to reconstruct it.
> Is this an expected behavior, or is it possible to avoid it? Thank you.
>
> A.
>
>
>
>
> _______________________________________________
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> http://onelab.info/mailman/listinfo/gmsh

-- 
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Dr. sc. techn. Benedikt Oswald - first engineer - LSPR AG - phone +41 43 366 90 
74
Grubenstrasse 9, CH-8045 Zürich, [email protected]
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