[Gmsh] error in evaluation surface
Christophe Geuzaine
c.geuzaine at ulg.ac.be
Fri May 13 06:13:16 CEST 2005
Cristian Tibirna wrote:
>
> Hello
>
> I use gmsh-0.60.1.
>
> Trying to activate surface visibility on the geometry two-disk.geo (attached),
> I get the following error log:
>
> ------------
> Error : Plane surface 50 (0.458209x+0.458209y+0.761635z+0.253878=0) is not
> plane!
> : Control point 3 = (0,1,0), val=0.204331
> Info : Plane Surface 50 (0 cross points)
> ------------
>
> Trying to 2D-mesh this geometry gives a strange mesh.
>
> These problems don't occur with two-inequal-disk.geo (attached). The
> difference might be that the first geometry uses translation-duplication to
> create the second disk.
Cristian - In the file "two-disk.geo", the "Plane Surface" 50 is not
plane: the hole (line loop 48) is not in the same plane as the exterior
contour.
You probably want to change
Plane Surface(50) = {36, 42, 48};
into
Plane Surface(50) = {36, 42};
Christophe
--
Christophe Geuzaine
Applied and Computational Mathematics, Caltech
geuzaine at acm.caltech.edu - http://geuz.org