This was my solution to the University of York Computer Science Computer Graphics and Visualisation coursework assessment in 2000, for graduation in 2000.
Purely for historical interest; I'm sure things have moved on a lot.
The animation runs way too fast; it was written on a 133Mhz Pentium, if memory serves correctly.
Video: https://youtu.be/Hc_y-WPLBHk