Here is an amazing video that demonstrates projection mapping onto moving objects (which are being moved by robots). They employ some of the principles of magic to create some fantstic 3D illusions!

http://www.youtube.com/watch?v=lX6JcybgDFo

If your wondering how they did that...

http://www.youtube.com/watch?annotation_id=annotation_2138372249&feature=iv&list=PL6uqON-thyrZcRFF8qVugHPFTytlJe1wV&src_vid=lX6JcybgDFo&v=y4ajXJ3nj1Q