The Picameral eyetracker article in Magpi magazine. issue 17 October 2013

Play Take the Box, example showing cursor under eye control using Sony PS3 eye camera

you need a close up picture like this:

or

Build How to:

Check pupil, and calibrate, or high contrast, frame by frame with foveated fixations, or GPU 92% compressed, .arc & MCTS?

GPU compression based on my openGLES 2.0 RPi Tutorials.

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