Note that the pupil is almost always at the very edge of the eyeball. It's actually more realistic-looking to simulate the cursor being some number of inches a

Note that the pupil is almost always at the very edge of the eyeball. It's actually more realistic-looking to simulate the cursor being some number of inches above the screen, so that it more smoothly transitions from center to edge. Here's an example: https://peeryview.org/about https://peeryview.org/about