Fiberfx hair noise or aliasing problem

Newtek Lightwave 3D (exporter developed by holocube, Integrated Plugin developed by juanjgon)

Moderator: juanjgon

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tokkonv
Licensed Customer
Posts: 17
Joined: Mon May 06, 2013 9:20 am

hi everybody!

I tried fewdays for this problem

Changing filter size value several time but it's not help for me.

I know octane has no antialiasing filter.

But i think this probelm from antialias.

Anyone has same problem with FiberFX hair and have good solution?
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hair noise of aliasing
hair noise of aliasing
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juanjgon
Octane Plugin Developer
Posts: 8867
Joined: Tue Jan 19, 2010 12:01 pm
Location: Spain

Perhaps the hair fibers are too thin. Can you test your scene with more thick fibers?

If you want to share the scene I could test it here.

-Juanjo
tokkonv
Licensed Customer
Posts: 17
Joined: Mon May 06, 2013 9:20 am

here is sample!!!

Thanks always juanjgon!
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to_ juanjgon.zip
(982.32 KiB) Downloaded 156 times
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juanjgon
Octane Plugin Developer
Posts: 8867
Joined: Tue Jan 19, 2010 12:01 pm
Location: Spain

I think that the main problem is that the hair is too thin. With a 40% fiber width the render works better. Also a bit of DOF effect could help with hair rendering.

-Juanjo
Attachments
image000652.jpg
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juanjgon
Octane Plugin Developer
Posts: 8867
Joined: Tue Jan 19, 2010 12:01 pm
Location: Spain

But I think that the big problem in this scene is the "Fiber Kick" effect that you have at 10% ... it introduces a high frequency pattern in the hair geometry that seems an aliasing problem.

-Juanjo
Attachments
image000653.jpg
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