>On Fri, 12 Jan 2001 11:39:26 GMT, Jedediah Smith
>>How would a typical modern game engine handle a dynamic light source
>>like a glowing projectile? Surely realtime lightmaps would be too slow?
>>What per pixel techniques are supported by hardware 3D accelerators?
>No, it's not too slow to rebuild select lightmaps in real-time.
>However, I'm guessing that the "next generation" of engines will do
>lighting much more dynamically. (See Carmack's notes on the upcoming
>Doom 3 engine.)
Unreal already performs real-time lightmap generation,most of the trick
lighting effects do it. I'm not going to pull the source out to check
but I think the projectiles also do it (with a lot of shortcuts).
It has a noticeable impact on speed but was fast enough to use 2 years