greenlion

<?php
//This is a port of Ken Perlin's "Improved Noise"
//     http://mrl.nyu.edu/~perlin/noise/

// Originally from http://therandomuniverse.blogspot.com/2007/01/perlin-noise-your-new-best-friend.html
// but the site appears to be down, so here is a mirror of it

class Perlin {
	
	var $p, $permutation, $seed;