trying to understand this a bit better, and here’s what I know - for small assets that will be on screen at the same time, you should create one texture set that they all share. Where do you draw the line? I could technically put a crate, some garbage, and some other small things on the same texture, but they won’t always…
There isn't really any hard rule. I would say if you have an object that only occasionally appears with other objects leave it on its own, the exception for me might be if it is a weird UV shape that wastes space you could throw a few other things onto there. You also have to take into consideration that some engines might…