Description:

Copy the state of the block the framed blocks are trying to use for Iris.

Essentially, right now the framed blocks do not have any information to give to Iris for how shaders should interact with framed blocks. See image:

LittleTiles was able to accomplish via this code here: https://github.com/CreativeMD/LittleTiles/blob/1.21/src/main/java/team/creative/littletiles/client/mod/iris/IrisInteractor.java

Perhaps something similar could be added here?