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How to create crinkle textures?
Posted: Mon Feb 02, 2009 7:16 pm
by Micha
Hi,
I ask me, what is the best way to create crinkle textures for leather seats and cloth?
Here a real world example:
For my last project I create a texture from photos. But maybe better methods/tools are available? Or doe's somebody know some tutorials?
Ciao,
Micha
Posted: Mon Feb 02, 2009 7:33 pm
by Mihai
If you have a scanner, I'd scan a cloth and turn it into a normal map.
Posted: Mon Feb 02, 2009 11:53 pm
by def4d
A software like Crazy bump extrapolates real bumps/displace/normal maps from the diffuse map
Posted: Tue Feb 03, 2009 12:44 am
by Bubbaloo
You could use sculpting tools like ZBrush or Mudbox to sculpt your mesh, then bake normal maps/displacement maps. I know a lot of people who create organic models do it this way for fabric/clothes.
Posted: Tue Feb 03, 2009 11:51 am
by Micha
Thanks for the hints. My idea was, that it could be possible to draw creases and crinkle perphotoshop. I found, that the smear finger tool is a good helper for random crinkles. But I found no way to draw a hight shape like shown in this profile sktech:
I create a 3D rotation object that looks like the crease and create a hight map from it.
The problem is, if I use the hight map as brush, than I get no continous crease, I get separate brush points. Doe's somebody know, what I have done wrong?

Posted: Tue Feb 03, 2009 12:00 pm
by Micha
Ah, I found an option like "distance" (Abstand in my german PS). But if I set a lower distance, than than I lost the fine peak in the middle of the brush. At distance 0 the original brush profile is complete destroyed.

Posted: Tue Feb 03, 2009 5:29 pm
by tokiop
Hi Micha !
Nice results with the smudge ! You can try using the Ajust>Curves to modify the grayscale gradient of your image. It might be possible to make sharper peeks. Maybe do it in high res to keep a nice gradient for the texture.
Posted: Tue Feb 03, 2009 5:30 pm
by Bubbaloo
Yes, work in 16 bit.