These are the instructions for this map:
Red channel: Metallic mask. 0 = not metallic, 1 = metallic.
Green channel: Ambient occlusion.
Blue channel: Detail map mask.
Alpha channel: Smoothness.
What if you are not using metal, ambient occlusion or a detail map? Just making those channels black seem to not work. Making them white doesn't work either. I just want a slot to put my roughness, gloss or I guess smoothness map in. How would I disable those other channels and only have an alpha...
The mask map in the "Lit" material
Red channel: Metallic mask. 0 = not metallic, 1 = metallic.
Green channel: Ambient occlusion.
Blue channel: Detail map mask.
Alpha channel: Smoothness.
What if you are not using metal, ambient occlusion or a detail map? Just making those channels black seem to not work. Making them white doesn't work either. I just want a slot to put my roughness, gloss or I guess smoothness map in. How would I disable those other channels and only have an alpha...
The mask map in the "Lit" material