Control i3wm window focus just by looking at the window that you want to work on.
#Install
Clone sub-repo from [1]. Then pip3 install the subrepos requirements.txt. Then pip3 install i3ipc. This is assuming you have i3 already running.
You will have adjust the values in focus.py for your setup.
Make a calibration script to make setup automatic (for everytime you nudge your webcam).
[1] https://github.com/antoinelame/GazeTracking [2] https://github.com/altdesktop/i3ipc-python