Unreal 5.3 - Making a volumetric ray marching shader from scratch (part 1)

In this new video series we will create a volumetric ray marching shader completely from scratch, including a pseudo volume texture editor that we can use in-engine. Some notes: - This is based on a tutorial series made by Ryan Brucks, Principal Technical Artist at Epic Games. Check out his blog at - The volumetrics plugin has a pseudo volume raymarcher (also made by Ryan), but the VolumeBoxIntersect function doesn’t work properly in Unreal , which causes graphical errors. This video shows how to fix the problem with the function’s code. Texture used in the video: