You drew a crescent moon in a level 2 project. Based on it, animate the solar eclipse process. Of course, real solar eclipse will look much more amazing.
We drew an ellipse centered at origin without tilt. In this project, we will draw a general ellipse that can be centered at any location and any tilt angle. The
Draw three points to form a triangle. Draw the fourth point in a random position. In each of the following step, this point will move halfway towards one of the