
These are the Fire and Tunnel demos from the PTC library:
	http://www.cs.ucl.ac.uk/students/c.nentwich/ptc

I just wanted to see how SDL's pixel conversion routines held up to PTC. :)

As a result of some fun comparisons, SDL now uses the MMX and X86 
assembly routines from the Hermes library, which grew out of brn's 
and my collaboration. :)

