private static float[][] generateWhiteNoise( int width, int height, long seed )
	{
		Random random = new Random( seed );
		float[][] noise = new float[width][height];

		for ( int i = 0; i < width; i++ )
		{
			for ( int j = 0; j < height; j++ )
				noise[i][j] = (float) random.nextDouble() % 1;
		}
		return noise;
	}