> On 5 Nov 2019, at 15:32, Wesley Ranger <met...@outlook.com> wrote: > > Say we have an uncertain polyhedron, which is built via CAD software. Some of > its faces contact with other objects and are thus painted red, and the other > faces are painted blue. > > Naturally, I want to *Merge* the shape into Gmsh, and assign the faces into > different physical groups by color. I am glad to see that the OpenCASCADE CAD > kernel is now able to read "color & label information" from step files. But I > haven't managed to find any clue on utilizing such information to set meshing > options. > > Can someone please show me an example to do this? Either script or API is OK. >
See e.g. https://gitlab.onelab.info/gmsh/gmsh/blob/master/demos/api/step_assembly.py, which shows how to exploit labels. Colors can be accessed in a similar way (using getColor instead of getName). Christophe > Best Regards > > Ran Wei > _______________________________________________ > 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
