Hi! Due to an oversight from my part the z-part wasn't actually scaled but that is now remedied following [1]. The noise introduced in the BMW scene was due to not actually scaling the z-normals…
@kaspian.jakobssongmail.com are you looking into a solution for this? Or shall we solve it?
It wasn't immediately obvious to me how best to do it.
I'll take a look at it and…
Misclick with the re-requested review @brecht, sorry!
Thank you for all the reviews and comments! I'll look more into whether a implementation that's only dependent on the last mix of normals…
@brecht @Alex-R-Heskett you're both entirely right, it looked correct when doing it in world space as well but I think that was a happy coincidence rather than it being correct! :-) My latest…
Thank you for the comments and reviews. I'll update the PR with Cycles and OSL support, and fix the formatting issues when I get home from work.
Also - I'll update this comment with a bit…