I'm experimenting with a simple scene and trying to get the Jittered Color Correction node to work. I've tried *everything*. I know by manually changing the seed value I can get colors to change but for all the copies.
I have attached the scene file.
Help!!
Exasperated,
Greg
BTW, I'm on MacOS 15.7 and a Mac Studio M3 Ultra.
Jittered Color Correction Not Working on Packed Instances?
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- mirocreative

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Thanks Chris!!mirocreative wrote: Sat Oct 11, 2025 6:45 am Hey Greg,
your setup should work fine, just enable "Packed Geo Instancing" on grid1 SOP's Octane tab.
Chris.
Greg
Mac Studio M3 Ultra 32/80 | 256GB Unified Memory | MacOS 15 | Houdini 21
Just checked too and it definitely works.mirocreative wrote: Sat Oct 11, 2025 6:45 am Hey Greg,
your setup should work fine, just enable "Packed Geo Instancing" on grid1 SOP's Octane tab.
Chris.
Things to check:
1. Your object is a packed
2. Enable "packed instances" in the octane object parms
3. Make sure "Instance IDs from" setting is NOT "packed RGBA values from Cd point attribute" (this will break nodes like the random color or jittered color correction nodes) - the default "point number" will work fine.
Happy Rendering!
Dom - Octane Houdini QA Engineer
Btw did you know Octane has a discord? https://discord.gg/F4WENTG
It's a great place to get very fast feedback or support from me and other Octane Houdini users.
I'd highly recommend it!
Dom - Octane Houdini QA Engineer
It's a great place to get very fast feedback or support from me and other Octane Houdini users.
I'd highly recommend it!
