Lovely map. > I once briefly understood why we were doing what we were doing, but that knowledge has since vanished into the ether Looks like generalized bary

Lovely map. > I once briefly understood why we were doing what we were doing, but that knowledge has since vanished into the ether Looks like generalized barycentric coordinate over the quadrilateral? Sort of like UV mapping, though it'd be good to hear from someone that knows more.