Derivatives DDX DDY - Shader Graph Basics - Episode 18

In this shader tutorial, I explain how the DDX and DDY nodes work and then I show three examples of how to use them in Unreal5 and Unity. I show how to use the DDX and DDY nodes to fix weird UV seams, generate face normals, and convert a bump map into a normal. Here's last week's video on the Ceiling, Floor, and Round nodes: And here's the playlist for the whole series: Learn more! Resources on the web: Shader Book Recommendations ------------------------------ Theme Music Peace in the Circuitry - Glitch Hop Background Music Speo - The Little Things #UnrealEngine #shadergraph #Unity