"I make sure there are separate smoothing groups assigned to each UV island" You absolutely do not need to do that, at all. Some people do it because their assets or art style just happens to be visually compatible with this brute force approach, but this is absolutely not a necessary condition. By doing so, you simply run…
Heya ! I never said that it is "pointless to worry about smoothing groups", quite the contrary. What I am saying is that it is pointless to put hard edges on all UV islands. It is a widely spread misconception that pops up about once a week here. There's probably a popular tutorial out there claiming that (or being very…
No problem! Dithering is well explained in this stickied thread: http://polycount.com/discussion/148303/of-bit-depths-banding-and-normal-maps Basically it adds a bit of noise as you convert a texture from 16 bits to 8 bits. This can be beneficial because when that rounding I mentioned happens, you can end up with pixels…
While this is focused on Toolbag 3's baker, the following tutorial covers all of your issues and then some: https://www.marmoset.co/posts/toolbag-baking-tutorial/ Check out the Basics and Best Results sections. "I never said that it is "pointless to worry about smoothing groups", quite the contrary. What I am saying is…