6a69fe7f3b15b6b61702894b4818dd1f1d33ef65
Thanks to reltham for the contribution. http://www.bulletphysics.com/Bullet/phpBB3/viewtopic.php?f=9&t=2121&p=8454#p8454
Bullet is a 3D Collision Detection and Rigid Body Dynamics Library for games and animation. Free for commercial use, including Playstation 3, open source under the ZLib License. Discrete and continuous collision detection, integrated into Blender 3D, and COLLADA 1.4 Physics import. See the Bullet_User_Manual.pdf for more info and visit the Bullet Physics Forum at http://bulletphysics.com
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