Displacement bug with specular mat (resolved)

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Displacement bug with specular mat (resolved)

Postby visionmaster2 » Mon Feb 27, 2017 2:16 pm

visionmaster2 Mon Feb 27, 2017 2:16 pm
Hello,

i have a strange probleme when i put a displacement map on this object with specular mat.
the back head become transparent.
it doesnt append with a glossy or standard mat.

Any idea please ?

M.°

Octane 3.03.4. -4.21

Specular.jpg
Last edited by visionmaster2 on Tue Feb 28, 2017 12:09 am, edited 1 time in total.
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Re: Displacement bug with specular mat

Postby paride4331 » Mon Feb 27, 2017 2:54 pm

paride4331 Mon Feb 27, 2017 2:54 pm
Hi visionmaster2,
could you kindly test your scene with v3.05-4.30 version?
https://render.otoy.com/customerdownloads/plugins/ff/75/7a/6a/OctaneRender_for_3ds_Max_3.05.3_-_4.30.exe
Let me know if you have solved your issue.
Regards
Paride
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Re: Displacement bug with specular mat

Postby visionmaster2 » Mon Feb 27, 2017 3:27 pm

visionmaster2 Mon Feb 27, 2017 3:27 pm
Thank you Paride4331 but it doesnt work .
Last edited by visionmaster2 on Tue Feb 28, 2017 12:08 am, edited 1 time in total.
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Re: Displacement bug with specular mat

Postby visionmaster2 » Tue Feb 28, 2017 12:08 am

visionmaster2 Tue Feb 28, 2017 12:08 am
Hello,

i deleted the uvs in zbrush.
then uvmaster and reexport the obj and maps.
everithing works now.

i really dont understand why it bug with a specular map.

Thank you Parride4331
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Re: Displacement bug with specular mat (resolved)

Postby paride4331 » Tue Feb 28, 2017 7:48 am

paride4331 Tue Feb 28, 2017 7:48 am
Hi visionmaster2,
your issue is not dependent on specular material.
It is an issue about normals in your 3D model.
It also happens with glossy or diffuse material, you can check it in geometric normal layer.
Regards
Paride
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Re: Displacement bug with specular mat (resolved)

Postby visionmaster2 » Tue Feb 28, 2017 1:59 pm

visionmaster2 Tue Feb 28, 2017 1:59 pm
Thank you Parride4331

sorry to have stollen your time with my problem.

Thank you for the explanation !!
Everthing is clear now

M.°
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