A simple physics simulator with four-wheeled robots on a non-level terrain.
Written by Dr. Orion Lawlor, olawlor@acm.org, 2008-09-28 (Public Domain)

This is an OpenGL program.  Press the "W" (move forward), "S" (move backward), "A" (turn left),
and "D" (turn right) keys to move the simulated robots.

It uses the Newton Dynamics Engine, http://www.newtondynamics.com/.

This program can be downloaded from 
	http://www.cs.uaf.edu/~olawlor/projects/2008/rangefinder/
