Here's an example of it being used from the UE4 forum post about POM https://forums.unrealengine.com/showthread.php?49169-POM-material&p=358331&viewfull=1#post358331 The main thing is, the Parallax UVs output needs to go into your main textures (Base color, roughness, metallic, normal, etc), pixel depth offset needs to go…