[Gmsh] Pb with Extrusion

[Christophe Geuzaine]

Christophe Geuzaine wrote:

> Nicolas Tardieu wrote:
> 
>>Hi!
>>
>>I am trying to mesh a quarter of a given structure by extruding it by 
>>rotation.
>>If I recombine the mesh while extruding it, everything is OK!
>>But if I don't, Gmsh produces degenerated tetrahedrons : elements with 
>>zero Jacobians.
> 
> 
> Damn, you're right: there are some flat tetrahedra touching the rotation
> axis... I'll look into this when I have some spare time.
> 

OK, the fix was trivial... Can you give it a try?

http://geuz.org/gmsh/src/gmsh-1.49.2-source.tgz

Christophe

-- 
Christophe A. Geuzaine
Applied and Computational Mathematics, Caltech
geuzaine at acm.caltech.edu - http://geuz.org