Blender3.java

public class Blender3 {

	private static boolean b;

	private static class Color {
		double r, g, b;

		private Color(double r, double g, double b) {
			this.r = r;
			this.g = g;
			this.b = b;
		}

		public static Color color() {
			return new Color(0, 0, 0);
		}

		public void add(Color other) {
			r += other.r;
			g += other.g;
			b += other.b;
		}

		public void add(double nr, double ng, double nb) {
			r += nr;
			g += ng;
			b += nb;
		}

		public void multiply(double factor) {
			r *= factor;
			g *= factor;
			b *= factor;
		}
	}

	private static final Color[][][] colors = new Color[100][100][100];

	public static void main(String[] args) {
		b=args.length==1;
		for (int j = 0; j < 10; j++) {
			long t = System.nanoTime();
			for (int i = 0; i < 100; i++) {
				initialize(new Color(j / 20, 0, 1));
			}
			long d = System.nanoTime() - t;
			System.out.println(d / 1_000_000 + " ms");
		}
	}

	private static void initialize(Color id) {
		for (int x = 0; x < colors.length; x++) {
			Color[][] plane = colors[x];
			for (int y = 0; y < plane.length; y++) {
				Color[] row = plane[y];
				for (int z = 0; z < row.length; z++) {
					Color color = new Color(x, y, z);
					color.add(id);
					if (!b && (color.r + color.g + color.b) % 42 == 0) {
						// PEA only allocates a color object here
						row[z] = color;
					}
				}
			}
		}
	}
}