Hi John, Ah yes! Thank you so much for your help. :)
Shawn On Wed, Oct 31, 2018 at 11:21 AM John Peterson <jwpeter...@gmail.com> wrote: > > > On Wed, Oct 31, 2018 at 11:37 AM Yuxiang Wang <yw...@virginia.edu> wrote: > >> Dear all, >> >> Sorry for the spam. >> >> In system_of_equations_ex6.C, the example recognized which boundary is >> which by knowing the values for MIN_Z is 0, MIN_Y is 1, etc. to apply all >> sorts of boundary conditions. I wonder could anyone share with me a >> reference to find out how would I know which number is which boundary? I >> tried to export the mesh into EXO & UNV format, inspected with ParaView >> but >> the boundary id does not really get mentioned in those files. >> > > In Paraview, you can view the boundary ids by going in the Search box at > the top of the Properties Pane and typing "set". This should bring up a > list of sideset/nodeset ids that you can then turn on/off to view the > different ones which are available. > > If you have an Exodus file, you can dump it to ASCII by running the > $LIBMESH_DIR/bin/ncdump utility that gets installed by libMesh. In the > ASCII output, you will see entries like the following: > > elem_ss1 = 1, 3 ; > side_ss1 = 3, 3 ; > > which tells you that Elems 1 and 3 both have side 3 in sideset 1. This > might also be helpful if you are just trying to figure out which sideset > ids are available. > > -- > John > -- Yuxiang "Shawn" Wang, PhD yw...@virginia.edu +1 (434) 284-0836 _______________________________________________ Libmesh-users mailing list Libmesh-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/libmesh-users
