Porsche, NVIDIA and Epic Games revealed “The Speed of Light,” created with Unreal Engine 4 using real-time ray tracing and NVIDIA RTX technology, at SIGGRAPH 2018.
In this video, you’ll view the cinematic as well as the interactive experience that allowed SIGGRAPH 2018 attendees to control and edit different lighting configurations to see how they affect the car’s appearance in real time.
Download Unreal Engine for free at http://www.unrealengine.com.
source