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:    • Ceiling, Floor, & Round Nodes - Shader Gra...   And here's the playlist for the whole series:    • Shader Graph Basics   Learn more!    • Basics of Partial Derivative Shader Funcs ...      • Foliage Hiding Planes - UE4 Materials 101 ...   Resources on the web: http://www.aclockworkberry.com/shader... https://gamedev.stackexchange.com/que... https://thebookofshaders.com/glossary... Shader Book Recommendations https://www.bencloward.com/resources_... ------------------------------ Theme Music Peace in the Circuitry - Glitch Hop http://teknoaxe.com/Link_Code_3.php?q... Background Music Speo - The Little Things    • The Little Things   #UnrealEngine #shadergraph #Unity