Pupil with marker based screen tracking to control the mouse. Here we are flying through a 3D minecraftesque landscape made with three.js using the eye to navigate.
Learn more about Pupil at http://pupil-labs.com/pupil
Check out our repository at http://github.com/pupil-labs/pupil
Check out the three.js example here: http://threejs.org/examples/webgl_geo...