> On 6 Jul 2020, at 21:51, A Chaube <achau...@illinois.edu> wrote: > > Hello, > > I have a complicated 2D mesh with lots of elements (which I cannot reduce in > number), and I am extruding this into a 3D mesh. Upon extrusion, it becomes > extremely challenging to keep track of new surfaces (needed for creating > sidesets) - the easiest way seems to be to select them using the GUI. > > However, the geometry model has no opacity for surfaces (just a wireframe > marker), so everything looks really busy and it is impossible to click on the > surface that I wish to select. Making mesh elements visible makes the model > visually opaque and less busy, but some surface markers (the dotted crosses) > simply disappear, making it impossible to select the right surface without a > lot of effort (tracking common curves to deduce surface ID etc). > > Could you please suggest a way to select physical surfaces when you have lots > of different surfaces (12-20 per physical surface, and about 10 physical > surfaces)?
You could use Tools->Visibility to hide/show only parts of the model, or Tools->Clipping. Once you have a mesh you can also only display mesh edges, which will allow to "see through". Christophe > > Thank you. > Ash. > _______________________________________________ > 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