GameTrak is a 3D input device to capture 3D positions and movements. It is an attractive input device due to its little costs and the great power spectrum for applications in 3D and 2D.
For example, GameTrak is used in projects in the field of game based therapy. It is the ideal input device to measure the correct execution of therapeutic exercises.
Further information regarding game based physiotherapy can be found here: eCare Game Based Physiotherapy