As PhysX is already there, ratchet, feel free to use it for collision detection, just like in in irrlicht after "that tutorial", just a lot easier, as you just have to use it, no need to integrate anything anymore laugh
Isn´t that great? laugh

Lite-C Tut. 1 Lite-C Tut. 2 Lite-C Tut. 3 (en)
Shader Tutorial (ger)

http://www.slindev.com