doublesided option)
envmap option)
invisible option)
legosplit option)
lower_coll option)
nocoll option)
off option)
color option)
setshade option)
colorize option)
shade option)
surface option)
texmap option)
texturewall option)
transparency option)
1.2.0 written by Dimitri van Heesch,
© 1997-2000