This course will cover material layers and their applications in creating highly realistic environment. By the end of this session, you will know how to build your own layered material system, some special tricks you can do with it, and the means to take it even further in your own projects.
https://dev.epicgames.com/community/learning/talks-and-demos/qpo5/unreal-engine-unreal-fest-2025-layered-materials-for-realism