Fortnite’s fourth chapter is now available, and as part of this update, the battleroyale game has the honor of being the first game to run on Epic’s Unreal Engine 5.1. This will give the game some graphical updates, which may serve as a preview for other games that will use this engine version in the future. An example is the Lumen ray tracing technique, which projects reflections more realistically. Without Lumen (left) and with Lumen Another…