[Sidefx-houdini-list] Perlin Simplex == Improved Perlin?

Mark Alexander malexander at sidefx.com
Mon Dec 8 09:29:07 EST 2008

Hi Alex,

Simplex noise is a faster version of Improved Perlin noise that uses 
tetrahedrons instead of cubes for the noise control points. Because it 
has fewer control points to interpolate for a single output point, it's 
somewhat faster than Improved Perlin. It is similar in quality, though.


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