> On 28 Apr 2020, at 17:49, Mathias Scheunert > <ms79v...@mailserver.tu-freiberg.de> wrote: > > Dear developers and users, > > is there a way, to apply BooleanFragments (and others?) also on a very tiny > scale? > > -> Please find attached a MWE, illustrating that this operation fails on a > small scale even with reducing BooleanTolerance (ln 17/18). >
No, unfortunately OpenCASCADE has a fixed tolerance and does not work for very small values of coordinates. The solution is e.g. to work close to 1, then rescale the coordinates when saving the mesh with Mesh.ScalingFactor. Christophe > Best regards, > Mathias > > -- > Dr. Mathias Scheunert > Institute of Geophysics and Geoinformatics, TU Bergakademie Freiberg > Gustav-Zeuner-Str. 12, D-09596 Freiberg > Tel.: +493731393630 > > <MWE_scaling.geo>_______________________________________________ > gmsh mailing list > gmsh@onelab.info > http://onelab.info/mailman/listinfo/gmsh — Prof. Christophe Geuzaine University of Liege, Electrical Engineering and Computer Science http://www.montefiore.ulg.ac.be/~geuzaine _______________________________________________ gmsh mailing list gmsh@onelab.info http://onelab.info/mailman/listinfo/gmsh
