I was wondering the same thing. Here are a couple of links to things I found so far. Some of these are indirectly related, but may spark some ideas.
https://www.allegorithmic.com/substance-ue4
Hopefully these help.
I was wondering the same thing. Here are a couple of links to things I found so far. Some of these are indirectly related, but may spark some ideas.
https://www.allegorithmic.com/substance-ue4
Hopefully these help.