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Displacement edge

6 REPLIES 6
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Message 1 of 7
yuki41_yuki41
438 Views, 6 Replies

Displacement edge

artifacts.png

Hi,

I have some displacement artifacts on the edge (on the top) of my object. See attached file.

What caused this to happen?

I have activated autobump to smooth out the "artifacts" but that doesn't work.

I use a subdivision of 2 iterations and the type is catclark.


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6 REPLIES 6
Message 2 of 7
lee_griggs
in reply to: yuki41_yuki41

What happens with more iterations? What do the wireframe and normals look like?

Lee Griggs
Arnold rendering specialist
AUTODESK
Message 3 of 7

Hi Lee,

Thanks for responding. More iterations don't seem to work. And i guess the normals are fine 🙂 I think the problem occurs when i use sculpting? I have included the scene file, maybe this will be more of help.

I couldn't upload the HD version of the displacement map because it's around 30mb. I have included a "downgraded" version

displace.zip

part-artifact.zip



Message 4 of 7
lee_griggs
in reply to: yuki41_yuki41

This is what I get with 3 subdivisions. 8 iterations killed my machine (do you really need that many?).

1140-leather.jpg

Lee Griggs
Arnold rendering specialist
AUTODESK
Message 5 of 7

i guess the 8 iterations was still there when i tried to use an "extreme" value. Is this with the sculpting activated? Because then the artifact occurs.

Message 6 of 7
lee_griggs
in reply to: yuki41_yuki41

>Is this with the sculpting activated?

I just reduced the iterations and rendered.

Lee Griggs
Arnold rendering specialist
AUTODESK
Message 7 of 7

Thanks for helping out!

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