[Gmsh] Self-intersecting facets
cgeuzaine at ulg.ac.be
Mon Sep 25 22:26:43 CEST 2017
> On 21 Sep 2017, at 21:43, Martin Kraska <martin.kraska at th-brandenburg.de> wrote:
> The example https://github.com/mkraska/CalculiX-Examples/tree/master/CAD/OnshapeTutorial used to work in gmsh 3.0.2 but doesn't in 3.0.5 (self intersecting facets detected).
Indeed. The reparametrization code is not robust and will be replaced in an upcoming release. In the meantime set "Mesh.RemeshParametrization = 7;" in partVT.geo, which fixes the bad 2D mesh.
> To reproduce the problem download the files partVT.geo and part.step from the above example page and type
> gmsh partVT.geo
> For all versions up to now, the meshing algorithm fails to map the midside nodes of second order elements onto compound surfaces, but that has already been reported in the past.
> Best regards, Martin Kraska
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> gmsh at onelab.info
Prof. Christophe Geuzaine
University of Liege, Electrical Engineering and Computer Science
Free software: http://gmsh.info | http://getdp.info | http://onelab.info
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