(07-27-2013, 03:40 PM)joevenzon Wrote: The guys at epic got inspired by the disney paper and applied some of its ideas to the unreal engine. Notes are here:
http://blog.selfshadow.com/publications/..._notes.pdf
Thanks. They've certainly spent some time looking into this, are using simpler G and F terms.
They reduced the parameters to Metallic and Roughness (+ Cavity for detail self shadows) which is nice too.
Will give it a try.
PS: And this IBL stuff also looks interesting, even if we are not using it.