[Gmsh] question about Gmsh

Christophe Geuzaine cgeuzaine at ulg.ac.be
Mon Aug 23 08:37:46 CEST 2010

On 07/05/10 16:30, Vitali Koissin wrote:
> Dear,
> does Gmsh mesher able to handle a volume penetrated by lines?
> (I want to model a composite with randomly oriented straight or curved fibres, as shown in the atached screenshot. To reduce DOFs, it is better to model the fibres as beams. So I wonder if your software could mesh a volume, taking the lines as a sort of internal "semi-singularities''
> In my model each end of every line ("fibre") always situates on a facet of the cube ("matrix volume"). In your screenshots I see that Gmsh successfully meshes a volume penetrated by a "tube". But does it work if we put the "tube" radius to be zero, i.e. when the tube degenerates into a line? - This is my case...)

Hi Vitaly - Unfortunately we don't yet support that feature. You can do 
it in 2D with the "Line In Surface" command, but not yet in 3D.

> Best regards,
> Vitaly
> --
> Dr. Vitaly KOISSIN
> University of Twente
> Faculty of Engineering Technology
> Production Technology Group
> Post box 217, 7500 AE Enschede, The Netherlands
> [www.pt.ctw.utwente.nl]
> Contact:
> Phone:  +31-(0)53-489.25.69
> Fax: +31-(0)53-489.47.84
> GSM: +32-(0)488-48.30.30
> mailto:vitaly at kth.se
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Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science