Creating 3D Game Art for the iPhone with Unity

CHAPTER 8
Creating Lightmaps Using Beast

The overall focus throughout this book has been creating optimized content that’s targeted for the iPhone and iPad. In this chapter, we’ll be discussing lightmapping, which is an excellent way to greatly improve not only the look of your game but also to optimize the scene by baking the lighting information to a map. As we’ve discussed in Chapter 2, in the section “Using Lights,” real-time lighting can become expensive on the iDevices. This is where lightmapping comes to the rescue. Lightmapping is the process of baking the scenes’ lights to a map, which can then be multiplied over the color ...