Are smoothing groups lost as well when using the skin modifier? The Edit Normals modifier can be used to unify or split normals per-vertex, but smoothing groups split them per-face, so to keep all potential normals I think to you'd need to use both a Smooth modifier and Edit Normals modifier together.
hello! I need a script to save and then load explicit normals for selected objects. so the process is like this: * select object * press button to export normals into a file. normals saved along with object name * deselect/object again * press a button to read saved file. script sees the name in the file and if this name…