This is really not a big deal, it takes a couple of minutes max, all you need to do is assign a different material to the glass polygons in your modeling software and re-export the mesh. The texture and UVs can stay the same.
This is really not a big deal, it takes a couple of minutes max, all you need to do is assign a different material to the glass polygons in your modeling software and re-export the mesh. The texture and UVs can stay the same.