Great plugin Daniele, it is exactly what I was looking for!! I noticed that if a polyline has arrows at the start or the end they are not rendered in the 3d view. Am I doing something wrong or it is not supported currently? Another thing I'd like to use is the possibility to annotate the polylines with some text visible also in the 3dview, but I understand that it could not be trivial to achieve. Currently adding some text manually is not a satisfying solution for me because a) we have to position...