[Gmsh] Transfinite Surface with OpenCASCADE engine

[Christophe Geuzaine]

> On 7 Dec 2017, at 17:20, Guillaume Parent <guillaume.parent at univ-artois.fr> wrote:
> 
> Good day everyone,
> 
> I'm experiencing some trouble with transfinite meshes.
> I made a small example (see attached file).
> 
> In this example, I made two cases :
> 	• Case == 1 : transfinite mesh on a 4-point surface. This is a success.
> 	• Case == 2 : transfinite mesh on a 3-point surface, I get the following error message : "Error   : Surface 2 cannot be meshed using the transfinite algo 29 != 9
> Is this just a matter of algo or is it just impossible to perform a transfinite mesh on that king of geometry?

The first corner point should be singular point: try

Transfinite Surface{2} = {5, 2, 1};


> 
> Guillaume.
> 
> 
> -- 
> Guillaume PARENT
> Maître de Conférences en Génie Electrique
> Université d'Artois
> Laboratoire Systèmes Electrotechniques et Environnement
> 
> Faculté des Sciences Appliquées
> Technoparc Futura 62400 BETHUNE France
> Tél : (33) (0)3 21 63 72 44
> E-mail : guillaume.parent at univ-artois.fr
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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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