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front back material placement

Posted: Mon Apr 07, 2014 3:00 pm
by samvac
hi there,

I'm a bit stuck, I need to add two different materials to a plane object front an back, am I missing something, as I cant seem to make it work.

any help would be most appreciated

sam

Re: front back material placement

Posted: Mon Apr 07, 2014 8:23 pm
by slepy8
as far as I know it's not possible.

Why don't you make a very thin cube??

Remember: one polygon is one polygon. You can't give two sides of polygon different materials. And this is what you're trying to do.

Re: front back material placement

Posted: Tue Apr 08, 2014 7:15 am
by mbetke
It is possible in VRay with a special material.
For Octane you would need to double you face and flip one to put your backside material on it. I don't have Cinema 4D but it is technical the same.

Re: front back material placement

Posted: Tue Apr 08, 2014 6:21 pm
by LudovicRouy
Remember that if polygons share the same 3d space you should see awfull effects in textures use a deformer to give thickness to your poly then assign your matérials to opposite faces.

Re: front back material placement

Posted: Thu Apr 10, 2014 8:32 pm
by samvac
Thanks all :) you are able to do this in c4d, using the back front option on the material tag without having to extrude or dupe the face. But it dosnt seem to be possible with octane. No probs, appreciate your time.

Re: front back material placement

Posted: Wed May 25, 2016 6:17 am
by franchus
It is as simple as using a Mix material, placing both textures into the slots and putting into the Amount slot a "side" octane material.