We have been producing nice visual effects throughout this book, using different techniques and post-processing calculations. But there is one thing we didn’t tackle yet—user interaction with the shaders, or how to interact with the values inside the shader graph.
In this final chapter, we are going to make an interactive snow terrain in which our character will create real-time footprints while walking (Figure 8-1).
To achieve this effect, we will introduce the concept of render texture. We will also use ...
