Christophe Geuzaine wrote: > Olivier Pierard wrote: > >> Dear all, >> >> Please find in attachment a very simple 1D .igs file (which is a not >> closed curve). When I open it in Gmsh, it tries to close the curve >> so that the mesh is far from what I expect. Why is it behaving so >> and is there any way to avoid it ? >> > > Disabling OpenCascade CAD healing for small edges seems to fix the > problem: use "Geometry.OCCFixSmallEdges=0;" in a script, or > "Tools->Geometry->General->Remove small edges..." in the GUI. > > PS: if possible use STEP files instead of IGES. The geometrical > tolerances required by IGES files are an unending source of problems. > > > >> Thanks for any hint, >> >> Olivier Pierard >> >> >> ------------------------------------------------------------------------ >> >> _______________________________________________ >> gmsh mailing list >> [email protected] >> http://www.geuz.org/mailman/listinfo/gmsh > > > Thank you very much for this prompt answer ! Effectively, it fix the problem.
Olivier _______________________________________________ gmsh mailing list [email protected] http://www.geuz.org/mailman/listinfo/gmsh
