mat2 now C (from 3D Now! version)
C alternative for 'genmipvxl' in use
tested--no obvious errors
First C alternative for 'drawtile' in use
setblobs now C (from 3D Now! version)
drawpolyquad now C (using old "unoptimized" code)
third C alternative for 'updatereflects' now in use
struct (.z .y .z) changed to array ([0] [1] [2])