I'm in need of a detailed way of exporting my opacity map on my character, none of the pages I've found have a clear-cut way of explaining this. I'm using PBR Metal Rough default export settings and am exporting to Marmoset toolbag for rendering. Should I be exporting a certain file type? I usually use PNG for most of my…
You need an opacity channel with information in it and it needs to be plugged into an output map in your export preset. I don't use the default export presets but I imagine one of them supports it. Png is the sensible option for output