On the subject of displacement, I have been experimenting a lot with them and they are really finicky in maya. Mental ray and maya materials seem to have significantly different behavior.
Here was the test I did on my lego model. The "lego" text is a displacement map on a mental ray mia_x material.
"If I have seen further it is by standing on the shoulders of giants." Sir Isaac Newton, 1675
Last edited by ctbram; 04-02-2011 at 12:38 AM.