The Leap Motion is a peripheral input device that allows users to interact with the software through hand gestures. This chapter will explain the features and software interface exposed by the Leap Motion SDK, which will allow us to take advantage of the hand motion input.
The Leap device uses a pair of cameras and an infrared pattern projected by LEDs to generate an image of your hands with depth information. A very small amount of processing is done on the device itself, in order to keep the cost of the units low.
The images are post-processed on your computer to remove noise, and to construct a model of your hands, fingers, and pointy tools that you are holding.
As an application ...