Re: [pygame] Why does my ball vibrate?

[Ian Mallett]

For your amusement (and envy), here's some beautiful simulations.  On their
bouncing ball: the ball is rendered in 3D and actually deforms noticeably
and oscillates after bouncing.  I think it was here:
http://www.gamedev.net/community/forums/topic.asp?topic_id=465499
You'll have to go to the project page and download the demo(s), but it's
worth it.
Ian