also i like to have a big distance from each bump
everything i try is to close
>>for...@gimpusers.com (2009-11-24 at 2113.32 +0100):
>>> hello there i am a blender user
>>> i i wanted to create a texture for bumomap/normal map
>>> in gimp
>>> i tryed the noise filter but this is not what i need
>>You have to combine it with other things. ;]
>>> i am modeling a camera
>>> see camera real image here
>>> u can see that the camera material have little bumps
>>> with different shapes in each little bump
>>> how can i generate a texture like this in gimp
>>You can probably do it in Blender too, using clouds texture, custom
>>colour gradients, etc. But in Gimp:
>>- new white image.
>>- rgb noise filter, move sliders to max so you get lots of dots.
>>- desaturate (lightness one is fine, try others if you want).
>>- blur (normal one will do here).
>>- curves, make a _/ curve , the histogram should show a sharp spike on
>> the right side like /\, I placed the curve parallel to the left side
>> of spike (x 162, y 0 and x 183, y 255, approx). This leaves you with
>> some random black spots.
>>- guassian blur, 1-2 pixels to smooth.
>>- invert if you need the bump map that way.
>>As last note, I decided the dot density was too low, so before invert
>>I duplicated the layer, offset it, and put it in multiply mode. Next
>>would be making the result tileable (plenty of tutorials about this,
>>most just forget that you should use offset multiple times different
>>values, otherwise you will have zones that are hard to touch up).
>no luck there doing that
>for start noise was creating noise with different colors
>on curves , changing the line _/
>wont effect the histogram on the background
>any way i can share my result on this page ?
>sotty i am no expert on gimp
shay t. (via www.gimpusers.com)
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