What's up guys. Had a quick question on Cavity Maps. I currently use cavity maps to make my spec map pop out more, but is it useful to use cavity maps on top of diffuse, say overlay or screen blending mode? I've done some tests and can't find the right blending mode on which to set the cavity over the diffuse, but I've…
The overlay method is completely up to you. You need to be able to look at it and say, 'Yea this looks the way I want', or 'nah, this shit is terrible'. It is subjective and you are the master. In a very general sense, cavities contribute a very subtle amount of detail to the diffuse, but this can vary wildly. Make it look…
It depends on the style you're aiming for, the more realistic you wanna make something, the less cavity map to be shown on the diffuse, as you want the edges to pop when the light hits it only. Anyway, for things like rocks I usually put a bit of cavity map on top overlayed but with an opacity of like 10% or so, so you can…