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Surface imperfections
Posted: Tue Sep 25, 2018 7:46 pm
by mitchino
Can anyone point me in the direction of a tutorial that deals with adding surface imperfections on glass in Octane? Little dings and bumps, micro scratches etc. I have some appropriate textures, but I'm finding it hard to figure out how to connect the right nodes up and adjust the textures so they work properly.
Re: Surface imperfections
Posted: Wed Sep 26, 2018 7:36 am
by bepeg4d
If you share the scene with assets with me via PM, I can try to prepare a possible setup.
ciao Beppe
Re: Surface imperfections
Posted: Wed Sep 26, 2018 12:51 pm
by mitchino
Thanks Beppe, I have got a bit further now, by using a bump map with procedural noise and also a normal map with a micro scratches texture. It's getting much closer to what I'm after, I think with glass a normal map shows up much better.
I may send you a file at some point, but for now I'm ok.
Re: Surface imperfections
Posted: Wed Sep 26, 2018 1:33 pm
by bepeg4d
Great!
Also a little bit of roughness can help in the effect

Happy GPU Rendering,
ciao Beppe