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Aliasing Highlights?

Posted: Wed Jun 05, 2019 6:02 pm
by LFedit
Could anyone help me out with this? Thought maybe it was a bump map but its not. Plenty of geometry too. It only happens when the light is this bright, but I want it that bright. 1920x1080 too I feel like that shouldn't be happening.

C4d octane 4.00

Thanks!

Re: Aliasing Highlights?

Posted: Wed Jun 05, 2019 7:36 pm
by frankmci
Are you rendering 8 bits? You may be pushing too much illumination variation through too narrow a range, resulting in level clipping around the edges of your highlights. Try rendering to a higher bit depth, then tweaking your curves to keep the definition in the areas you need it.

Re: Aliasing Highlights?

Posted: Thu Jun 06, 2019 8:13 am
by bepeg4d
Also check the Filter value in Kernel settings, and try with 1.4.
ciao Beppe

Re: Aliasing Highlights?

Posted: Thu Jun 06, 2019 2:51 pm
by LFedit
Thanks guys, I will give this a go and report back!

Re: Aliasing Highlights?

Posted: Thu Jun 13, 2019 1:39 pm
by zoppo
You can also try the "Post processing" settings in the Octane Camera tag.