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Ambient Occlusion
Posted: Tue Jun 01, 2021 3:15 pm
by atoyuser1
I am trying to render ambient occlusion (with shadows from the lights disabled)
I have played with the AO distance, but it doesn't seem to have an affect:

- Ambient Occlusion
Am I missing something obvious ?
Thanks
Re: Ambient Occlusion
Posted: Tue Jun 01, 2021 3:36 pm
by atoyuser1
for reference, what I'm trying to create is something like this

Re: Ambient Occlusion
Posted: Wed Jun 02, 2021 5:39 am
by bepeg4d
Have you tried with Kernel/InfoChannel/AO?
You can also enable it as separate pass.
ciao Beppe
Re: Ambient Occlusion
Posted: Wed Jun 02, 2021 8:23 am
by atoyuser1
Thanks, do you mean the info passes tab?:

- info passes tab
I got this far, but I'm to sure how to combine that in the final render:

- layer view
is this something I have to comp in post?
Re: Ambient Occlusion
Posted: Thu Jun 03, 2021 7:12 am
by bepeg4d
In general, the AO pass is Multiplied over the Beaty.
From next OctaneX major SDK update, you will be abler to do this directly in Live View, thanks to the new Compo AOVs system.
ciao Beppe
Re: Ambient Occlusion
Posted: Thu Jun 03, 2021 7:29 am
by atoyuser1
bepeg4d wrote:In general, the AO pass is Multiplied over the Beaty.
From next OctaneX major SDK update, you will be abler to do this directly in Live View, thanks to the new Compo AOVs system.
ciao Beppe
Cool thanks. for now I just rendered out the pass and overlaid it with 'multiply' blend mode. It's a bit murky, but will do the job