Dear Christophe, thanks very much! In fact gmsh has made great progress, also w.r.t. periodic
boundary meshes which we need a lot! Greetings, Benedikt Am 07.04.18 um 12:21 schrieb Christophe Geuzaine: > Dear Benedikt, > > As others have pointed out, the simplest solution is to add "Coherence;" > after "Merge" - provided that you add "SetFactory("OpenCASCADE");" before, > i.e. > > SetFactory("OpenCASCADE"); > Merge "nanopore-rev-600.brep"; > Coherence; > > This is a new feature of the upcoming Gmsh 4.0 release, and is available in > the automated snapshots. With the OpenCASCADE kernel, Coherence is actually a > synonym for BooleanFragments. The above code is thus equivalent to: > > SetFactory("OpenCASCADE"); > vol() = ShapeFromFile("nanopore-rev-600.brep"); > BooleanFragments{ Volume{vol()}; Delete }{} > > Christophe > > >> On 5 Apr 2018, at 12:53, Benedikt Oswald <benedikt.oswald@lspr.swiss> wrote: >> >> Dear gmsh developers >> >> I recently tried to mesh a geometry (made in Freecad) which consists of >> two volumes where a smaller volume was >> >> subtracted in Freecad from the larger one. When I mesh the two volumes I >> would need tetrahedra >> >> and that are conformal between the two volumes. Would you have a >> suggestion on how >> >> to achieve this ? At the moment, gmsh does not really produce a >> conformal mesh. >> >> I attach the files in question. >> >> Thanks a lot in advance and greetings, Benedikt >> >> >> >> ---------------------------------------------------------------------------------------------------------------------- >> Dr. sc. techn. Benedikt Oswald - first engineer - LSPR AG - phone +41 43 366 >> 90 74 >> Grubenstrasse 9, CH-8045 Zürich, benedikt.oswald@lspr.swiss >> ---------------------------------------------------------------------------------------------------------------------- >> >> <nanopore-rev-600-aux-via-brep.geo><nanopore-rev-600.brep><nanopore-rev-600.FCStd>_______________________________________________ >> gmsh mailing list >> gmsh@onelab.info >> http://onelab.info/mailman/listinfo/gmsh -- ---------------------------------------------------------------------------------------------------------------------- Dr. sc. techn. Benedikt Oswald - first engineer - LSPR AG - phone +41 43 366 90 74 Grubenstrasse 9, CH-8045 Zürich, benedikt.oswald@lspr.swiss ----------------------------------------------------------------------------------------------------------------------
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