Sunday, November 29, 2009

Technological Article of Interest No. 2

Head Tracking for Desktop VR Displays using the Wii Remote

This article is about 3rd party uses of Wii Remotes (unofficially called Wiimotes). Johnny Chung Lee, author of the website of interest is renowned for developing new 3rd party software utilizing the Wiimote.

The software I find most interesting is 3D Head-Tracking. The Wiimote sensors pick up horizontal and vertical movement as well as distance recognition. These three things are exactly what is needed for 3D Head Tracking. A sensor-bar picks up infrared signals from the Wiimote, and thus it can follow movement.

Despite this, Wii games are currently only in 2D. For a Wii fanatic like Mr. Lee, 2D simply doesn't suffice. He decided to reverse the sensor recognition of the Wiimote by attaching the sensor-bar to his own head and facing the Wiimote toward him. The Wiimote is now tracking the sensor-bar (and thus, Mr. Lee's face), rather than the sensor-bar tracking the Wiimote. This enables the console to take perspective and distance into account, therefore making any game a 3D experience.

Here is a video outling this virtual experience!

http://johnnylee.net/projects/wii/

2 comments:

  1. That's so innovative. It will completely revolutionise gaming! Games are supposed to take you out of reality and put you in control of another world- why shouldn't they be 3D?

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  2. I know this is kind of off topic, but I felt it should be shared. Apparently it's possible to replace the wii's sensor bar with 2 candles, and the controller will work. Haven't tried it myself, because I don't think putting two lit candles on my TV is a good idea.

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