I'm trying to reproduce a very useful Chroma Key shader i made in UE4 a few years ago
Based on this excellent article by Yogendra Manawat:
I reproduced his method via a simple shading network, as follows:
being a Godot noob, i can't get rid of the PBR stuff in the shader, that i don't need, so how do i make the shader UNLIT?
P.S. first feature of mi UE4 shader that i'd like to add is the Despill function, much needed to clean the plate...