This generator relies on Substance Designer .sbsar files and enables to extract
one specific of the layers defining the material.
To create it you need to use the secret command
Parameters
File (Sbsar Data File Selector) : The .sbsar file
Graph (Multiple-choices option) : Which material to use inside the .sbsar (in case it contains multiple materials)
Output (Multiple-choices option) : Which layer of the material to render
Dynamic Variables (Substance) : The exposed parameters from Substance