Flafla2

public class Perlin {

	public static double OctavePerlin(double x, double y, double z, int octaves, double persistence) {
		double total = 0;
		double frequency = 1;
		double amplitude = 1;
		for(int i=0;i<octaves;i++) {
			total += perlin(x * frequency, y * frequency, z * frequency) * amplitude;
			
			amplitude *= persistence;