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Odd Eye issue

Posted: Tue Jan 19, 2016 6:32 pm
by bpzen
anyone know why this is happening, there is no displacement on the eyes, face etc... i tried turning opacity to 0 for all the eye parts but still happening.

https://www.dropbox.com/s/8ybezrs66c1ui ... e.png?dl=0

Octane 3.0 latest plugin, not happening on other models in same scene, tried diff eye texture......... same result.

Model is

http://www.daz3d.com/jenara-for-genesis-3-female

Re: Odd Eye issue

Posted: Tue Jan 19, 2016 10:52 pm
by face_off
Looks like the tear geometry is sharing the same vertex coords as the eyeball. Turn auto-ray epsilon OFF, and manually set it to something like 0.00001, or pull the vertices away from each other.

Paul

Re: Odd Eye issue

Posted: Wed Jan 20, 2016 7:07 am
by TRRazor
Yup, as Paul said, the tear material is intersecting either with the Eye Moisture, Cornea and/or Sclera geometry.
Moving these further apart can help, but in this case this might be a harder task to do, since you can't manually move the individual eye geometry parts.

Try the rayepsilon trick as Paul suggesteed, that should help fine for this small geometry tear.

Re: Odd Eye issue

Posted: Thu Jan 21, 2016 2:05 am
by cyprine
TRRazor wrote:since you can't manually move the individual eye geometry parts
its a pain in the butt: in zbrush , move topologicaly tool (brush ?) does the trick - use polypaint (uv map) so its a lil clearer, this area is kind of crowded.