Chapter 6. Illuminators
There is no exact term, per se, for objects that cast light in a game. So, I'll just refer to such objects as illuminators. Sounds cool, don't you think? Illuminators are created the same way as other objects in that they are modeled, UV mapped, textured, and so on. The main difference is that illuminators are utilized as light sources and should have some sort of illuminating ability, whether it is a light bulb or magical innate glow of subterranean mushrooms. In this chapter, you'll create a simple illuminator and learn about the differences between illuminators and other, non-illuminating objects.
In most game engines, a light source is not a piece of game art. That is, when you see a glowing ...