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3D fractal polished burl wood by casteeld 3D fractal polished burl wood by casteeld
I don't know if I should post these under the fractals or 3D image catagories.

I love this fractal, and the burl wood finish is one of my best wooden textures in my opinion.
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:iconimagines:
Imagines Featured By Owner Mar 31, 2013  Hobbyist Digital Artist
WOW!! I'm a fractal artist and I was looking on google for burled and exotic woods. This pic came up! What an awesome piece of work.
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:iconcasteeld:
casteeld Featured By Owner Apr 5, 2013
Thanks for the really nice comment, I'm glad you liked it :D
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:iconzueuk:
Zueuk Featured By Owner Dec 9, 2005  Hobbyist Digital Artist
hmm :sherlock: this is interesting... thingy... :D

but I'm not going to full-view a 1.5Mb image which is JUST 1024x768! :thumbsdown: :disbelief:
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:iconcasteeld:
casteeld Featured By Owner Dec 10, 2005
Sorry, I uploaded a PNG instead of a JPEG.
Thanks for bringing it to my attention, I've since replaced it.
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:iconzueuk:
Zueuk Featured By Owner Dec 10, 2005  Hobbyist Digital Artist
:nod: much better now (although 768 Kb is still not the best size for 1024x768 ;)), now I can see the wooden texture - looks cool :D
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:iconcasteeld:
casteeld Featured By Owner Dec 11, 2005
Can you explian the file size issue?
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:iconzueuk:
Zueuk Featured By Owner Dec 11, 2005  Hobbyist Digital Artist
well I just think a 1024x768 JPEG image must not exceed 200-300 Kb size...

for example look at =psion005's gallery - all his works are in this (tiiiiny by modern means :)) resolution... and all of them are under 300 Kb in size.
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:icongfullmer:
gfullmer Featured By Owner Dec 6, 2005
Very nice.
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:iconcasteeld:
casteeld Featured By Owner Dec 6, 2005
Thanks
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:iconorganick:
OrgaNick Featured By Owner Dec 6, 2005  Hobbyist General Artist
Wow, how did you do this?
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:iconcasteeld:
casteeld Featured By Owner Dec 6, 2005
Thanks,

I had been enjoying Apophysis so much, I was curious what would happen if the same math and method were done in 3D.

It's really not as complicated as it's going to sound, but here goes.....

I've written a crude Java3D program to generate the fractal in a 3D matrix, 240x240x240 pixels and output each layer of xy pixels as a PNG image. I end up with 240 images at 240x240 resolution.

These images are then read into a VTK/Tcl program which evaluates the volume to create a polygonal surface mesh which is output as a .obj file.

The .obj mesh can then be imported by many 3D rendering programs, I'm using Maya, but POV, Lightwave, 3DMax etc... would work too. In Maya I apply the materials and lighting for the final rendering.

I know it sounds daunting, but even the math is not complicated, it's more a mater of working out the algorithmic method and having the tenacity to stay after it and make it work.
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:iconorganick:
OrgaNick Featured By Owner Dec 7, 2005  Hobbyist General Artist
Hmmm, really interesting but a little bit complicated... Do you think your Java3D + VTK/Tcl codes could be transposed to the native POV-Ray scene langage?
Be that as it may, the result on this image is astonishing. Bravo!
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:iconcasteeld:
casteeld Featured By Owner Dec 7, 2005
It's bee many years since I last used POV or Polyray.

I know POV supports itterated functions like quaternions, but I was never able to figure out how do do anything other than the canned functions. Never could perform itterations with a script, but again, it's been several years since I worked with it.

If you can script itterations in a POV file you should be able to do it. Like I said, the math is easy.

I'd be happy to work with you on it if you can figure out how to script itterated functions.

Don
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:iconorganick:
OrgaNick Featured By Owner Dec 7, 2005  Hobbyist General Artist
Well, that sounds a great challenge! I used to use the macros in POV ([link]) but as scripting itterated functions... I think I should learn more of the langage before that :work:. I'll get a look farther. Mail U soon :handshake:
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:iconcasteeld:
casteeld Featured By Owner Dec 8, 2005
Keep me posted on how you're doing.
Maybe if we can figure this the POV dev team might be interested in including it in the next release.
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:iconorganick:
OrgaNick Featured By Owner Dec 8, 2005  Hobbyist General Artist
OK.
BTW, I saw that POV included now the julia_fractal statement with some interesting features (quaternions and hypercomplex functions...). It may be a good start to look at.
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Details

Submitted on
December 5, 2005
Image Size
768 KB
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1024×768
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