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3.08 Anisotropy Question
Posted: Mon Dec 04, 2017 10:18 am
by ChrisSuF
Hi there,
how do I use the new Anisotropy Rotation feature in the 3.08 preview?
What kind of image/shader can it put into that slot?
Thank you.
Re: 3.08 Anisotropy Question
Posted: Mon Dec 04, 2017 10:28 am
by ChrisSuF
Nevermind I found the solution.
You have to use some other shading model that the native Octane BRDF Model. Here's a rundown for those of you interested.

- Workflow Anisotropy
Re: 3.08 Anisotropy Question
Posted: Mon Dec 04, 2017 11:20 pm
by speltrong
To add to this:
My pattern (256x256px normal map from Google) did not show up until my roughness was at least 0.4, even with the Anisotropy slider set to 1. I also had to use an Image Texture node connected to Rotation and then add a Transform node to that and set my S.X and S.Y to 0.04 to get it to size right.
Re: 3.08 Anisotropy Question
Posted: Wed Dec 06, 2017 5:19 pm
by GIOLETS
Could you please share your material?
I've tried many time but can't see the Anisotropy effect (3.08 test 6.0 - R19)
Thanks
Luca
Re: 3.08 Anisotropy Question
Posted: Thu Dec 07, 2017 4:29 pm
by bepeg4d
Hi Luca,
as already said by speltrong, you need a good amount of roughness to have a pronounced effect.
Here is a fast example:
ciao beppe
Re: 3.08 Anisotropy Question
Posted: Mon Dec 11, 2017 8:55 am
by GIOLETS
mmm. interesting, I've placed the same parameters and map on my material and.. don't work.
Note that I've modify an old material made with old Octane version.
If I redo the material starting from zero it work.
Is possible that old materials cannot converted with the new features?