Shoot ray from index finger in 3d virtual world using leap motion controller.
Leap Motion Gallery: https://developer.leapmotion.com/gallery/shoot-ray-from-index-finger-feel-the-force
Video link : https://www.youtube.com/watch?v=MuLRLFDen0c
Graphic Engine: Three.js
Physic Engine: Cannon.js
Controller Engine: Leap controller