Introduction to Ray Tracing in Unreal Engine 4.22

Originally published at: https://developer.nvidia.com/blog/introduction-ray-tracing-unreal-engine-422/

Epic Games is adding ‘Early Access’ support for ray tracing through the DirectX Raytracing API (DXR) to Unreal Engine with the pending release of Unreal Engine 4.22. Demos dating back to GDC 2018 show impressive ray tracing results using DXR. However, UE 4.22 integrates ray tracing support into the mainline branch, making ray tracing available to…