Someone is working on a new software package that lets you model from a photograph. This is an impressive concept, I will buy it when it comes out.
http://www.wired.com/design/2013/09/...ld-photograph/
http://3dprintsoftheworld.com/blog/3...ng-photographs
It is sort of like sketch up but grabs the photo image and maps it to a 3D surface.
ernie