[Gmsh] sphere created in Salome produces empty mesh

Jan Schmitz schmitz_j at ymail.com
Thu Jul 8 15:25:58 CEST 2010

Thank you for the reply. I attach the Sphere_1.brep file.

You should be able to create the same brep, if you start Salome 5.1.3, create a 
sphere primitive and export the sphere as brep.


From: Jean-Francois Remacle <jean-francois.remacle at uclouvain.be>
To: Jan Schmitz <schmitz_j at ymail.com>
Cc: gmsh at geuz.org
Sent: Thu, July 8, 2010 3:11:38 PM
Subject: Re: [Gmsh] sphere created in Salome produces empty mesh

can you send us the brep ?

Le 08-juil.-10 à 12:36, Jan Schmitz a écrit :

Dear all,
>I am trying to mesh a sphere that I have created in Salome and saved in either 
>BREP,STL,STEP or IGES format.
>Opening any of those geometries in Gmsh shows nothing, except for the STL format 
>which shows a surface triangular representation of the sphere. Is this expected 
>Running any of these commands produces empty meshes or error messages:
>gmsh -3 Sphere_1.brep
>gmsh -3 Sphere_1.stl
>gmsh -3 Sphere_1.step
>gmsh -3 Sphere_1.iges
>Is the reason that a sphere has no edges? If yes, what steps are required to 
>save geometries with spherical boundaries in Salome and to create a 3D 
>tetrahedral mesh for them using Gmsh?
>Btw, creating a Box in Salome and have Gmsh create a 3D mesh for this box works 
>gmsh mailing list
>gmsh at geuz.org

Prof. Jean-Francois Remacle
Universite catholique de Louvain (UCL)
Ecole Polytechnique de Louvain (EPL) - Louvain School of Engineering
Institute of Mechanics, Materials and Civil Engineering (iMMC)
Center for Systems Engineering and Applied Mechanics (CESAME)
Tel : +32-10-472352 -- Mobile : +32-473-909930 

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://www.geuz.org/pipermail/gmsh/attachments/20100708/580c5671/attachment.html>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: Sphere_1.brep
Type: application/octet-stream
Size: 13910 bytes
Desc: not available
URL: <http://www.geuz.org/pipermail/gmsh/attachments/20100708/580c5671/attachment.brep>