ickby wrote:Bernhard, I think your commit is problematic because VTK is required not only for postprocessing (what the BUILD_FEM_VTK check is for) but also for the SMESH. This is the reason we moved the VTK file include out of the check in the first place. So if someone don't want to build the postprocessing he can't build FEM at all anymore after your change as SMESH won't compile and link correctly.
fandaL wrote:I have filled wiki page https://www.freecadweb.org/wiki/Fem_Con ... SelfWeight
so if someone has any sugestions, he can edit it or make a note here.