@@ -0,0 +1,259 @@
+package org.stuygfx.graphics;%0A%0Apublic class Point %7B%0A%0A%09public int x;%0A%09public int y;%0A%09public int z;%0A%0A%09public Point(int x, int y) %7B%0A%09%09this.x = x;%0A%09%09this.y = y;%0A%09%09this.z = 0;%0A%09%7D%0A%0A%09public Point(int x, int y, int z) %7B%0A%09%09this.x = x;%0A%09%09this.y = y;%0A%09%09this.z = z;%0A%09%7D%0A%7D%0A

Add Point class for coordinates