Unity 2018 Shaders and Effects Cookbook - Third Edition

Physically-Based Rendering

Introduced in Unity 5, PBR is a shading model that seeks to render graphics in a way that acts in a similar manner to how light works in the real world. Previous chapters have repeatedly mentioned it without revealing too much about it. If you want to understand not only how PBR works, but how to make the most out of it, this is the chapter you should read. In this chapter, you will learn the following recipes:

• Understanding the metallic setup
• Adding transparency to PBR
• Creating mirrors and reflective surfaces
• Baking lights in your scene