What is the name...
From:
Frenchy Pilou (PILOU)
18 Jun 2010 (5 of 7)
3619.5
So it's more speedy to project a line from the top view to the volume (well oriented )
for have an extracted curve from the volume than draw the line on the surface (quasi impossible)
EDITED: 18 Jun 2010 by PILOU