Ray Tracing Tips: Optimizing the Performance of Path Roughness and Clearcoat BDRF in UE4

Originally published at: https://developer.nvidia.com/blog/ray-tracing-tips-optimizing-the-performance-of-path-roughness-and-clearcoat-bdrf-in-ue4/

At SIGGRAPH2019, NVIDIA Engineers helped the development community get up-to-speed on the newest graphics techniques during an advanced real-time ray tracing tutorial. They shared their experiences integrating, debugging, and profiling ray tracing while working with commercial engines and their content pipelines. This session can be viewed in its entirety here. Below is an excerpt from…