Increasing Ellipses loop (Mandala)

[Chrisir]

I like this

Make a nice Church Window

small drawing program with a robot arm with a pen at its end. a lot of experiments possible: the 2 radii and the 2 speeds with which the angles change color… // A robot arm rotates with a pen at its end. // Hold mouse to hide arm. // Arm part 1 from middle of the screen to x1,y1, rotating. // Arm part 2 from x1,y1 to x2,y2, rotating around x1,y1. // pen is at x2,y2. // float x1, y1, x2, y2, angle1, angle2; float angle1Speed = 0.025; float angle2Speed = 0.0521; float rad1 = 100; // g…