With Quake IV, Raven has shown that the Doom 3 engine can handle large environment rendering without any problems
Oh yes, those large Quake 4 environments are REALLY fantastic:
http://pcmedia.ign.com/pc/image/article/658/658263/quake-4-20051013035250163.jpg"Nice" bitmap in the background
The overrated Doom 3 engine can easily render really "huge" environments...
This comment was edited on Nov 8, 12:52.