public static void main(String[] args) {
	   Noise.init();
	   double mn = Double.MAX_VALUE;
	   double mx = Double.MIN_NORMAL;
	   for (int i = 0; i < 1000; i++) {
		   double x = Noise.noise(-100.0 + .004 * i);
		   mn = Math.min(mn,  x);
		   mx = Math.max(mx,  x);
		   System.out.println(i + ":" + x);
	   }
	   System.out.println("mx:" + mx + " mn:" + mn);
   }