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Author Topic: heightmap rendering in ultrafractal ?  (Read 6799 times)
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cKleinhuis
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« on: October 18, 2010, 02:59:01 PM »

hello, has anyone a description on how to realize heightmap rendering within ultrafractal ?

i want to plain extrude the mandelbrot shape
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JosLeys
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« Reply #1 on: October 18, 2010, 08:37:44 PM »

To the best of my knowledge, there is no formula or coloring algorithm in the public database that does height fields.

I'm working on one right now, but it may be a while before it gets published, if ever..

See http://www.renderosity.com/mod/gallery/index.php?image_id=2116819 for an example of what it can do...
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bib
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« Reply #2 on: October 18, 2010, 08:56:15 PM »

There are some workarounds, for example using Dave Makin's mandelbulb formula. Here is an example:


http://www.fractalforums.com/index.php?action=gallery;sa=view;id=1056


3DMandelbrotPower2-SlicedZoomIntoSeahorseValley {
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}
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fractalrebel
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« Reply #3 on: November 23, 2010, 03:45:40 AM »

I have a coloring formula called Mesh Raytracing which has been in the public database for quite a while. The public version creates heightfields for a number of smooth iteration options and also for orbit traps. The fractal formulas are plug ins and there are a large number of them available. I have a gallery and a tutorial on my website if you want to see some examples.

http://www.hiddendimension.com

I am working on an upgraded version which also includes distance estimate estimate and potential heightfields. I am currently doing a render on distance estimate heightfield which is a 4000x zoom into the Mandelbrot set.
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fractalrebel
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« Reply #4 on: November 23, 2010, 04:02:46 AM »

Here is a direct link to the heightfield gallery on my website:

http://www.hiddendimension.com/GalleryMain/Heightfield_Gallery/Heightfield_Gallery.html
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fractalrebel
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« Reply #5 on: November 23, 2010, 04:39:24 PM »

Here is the 4000x zoom that I mentioned peviously:



* MandelZoom.jpg (167.3 KB, 640x640 - viewed 545 times.)
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