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Double bump map

Posted: Thu Nov 22, 2007 7:47 pm
by m-Que
Hello there,
I'm trying to create a material with 2 bump maps: For example brushed metal - one 'brushed' bump map and the second on - 'wavy', so that when the lights are reflected in it, I would get a sort-of-wavy reflections.
I tryed anisotropy, combining two bump maps into one, 2 layers, but didn't succed.
Any ideas?

Posted: Thu Nov 22, 2007 10:17 pm
by simmsimaging
you might want to try using the new displacement option for one of them ;)

b

Posted: Fri Nov 23, 2007 12:59 am
by m-Que
Good idea :lol:

Posted: Fri Nov 23, 2007 8:36 am
by Hervé
well make two bsdf... 50/50.. use a bump on each one.. :wink:

Posted: Fri Nov 23, 2007 12:48 pm
by def4d
and the displace will apply for the entire material, not for a particular layer :wink:

Posted: Fri Nov 23, 2007 2:33 pm
by tom
Bump over bump is equal to superimposing your bumpmaps and using the final one as a single bump map. Well, it wouldn't produce a recursive perturbance effect for sure.

Posted: Fri Nov 23, 2007 2:57 pm
by w i l l
tom wrote:recursive perturbance
Nice. I like it.

Posted: Fri Nov 23, 2007 3:19 pm
by tom
:D