[Gmsh] Using IGES points

[David Colignon]

Hi Henk,

it is unfortunately not possible to do that. With an imported iges or step geometry, you can only use the existing 
surfaces to build a box around your CAD geometry...

Regards,

Dave

-- 
David Colignon, Ph.D.
Collaborateur Logistique du F.R.S.-FNRS
CÉCI - Consortium des Équipements de Calcul Intensif
ACE - Applied & Computational Electromagnetics
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Henk wrote:
> Dear all,
> 
> a peculiar behavior with an IGES file. The script with only two 
> lines:
> 
> Merge "igesfile.igs";
> l1 = newl; Line(l1) = {42, 67};
> 
> Results in a crash. In ~/.gmsh-errors it says:
> 
> Info    : -------------------------------------------------------
> Info    : Gmsh version   : 2.4.2
> Info    : Build OS       : Linux
> Info    : Build options  : ...
> Info    : Build date     : 20090921
> ...
> Info    : Reading 'test.geo'
> Info    : Reading 'igesfile.igs'
> Info    : Healing geometry (tolerance=1e-06)
> Info    : - fixing small edges
> Info    : - fixing spot and strip faces
> Info    : - sewing faces
> Info    : Read 'igesfile.igs'
> Error   : Unknown control point 42 in Curve 1
> Error   : Unknown control point 67 in Curve 1
> Fatal   : Wrong list index (read)
> Info    : Writing '/home/hk/.gmsh-errors'
> 
> Apart from the default settings only the geometry option "Sew faces 
> in OpenCascade models¨ was set (in order to remove duplicate points 
> and lines). The Points 42 and 67 are there and visible...
> 
> Any hints how to proceed please?
> Thanks!
> Henk
> 
> 
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