Para quem tem Wii, segue alguns links bem legais para você usar o controle do Wii para interagir com o PC.
Aqui primeiro tem alguns vídeos do que é possível fazer:
www.cs.cmu.edu/~johnny/projects/wii
Conectar o Wiimote
- Instalar o DirectX SDK
http://go.microsoft.com/fwlink/?LinkID=112184&clcid=0x409
- Instalar o Bluesoleil
- Conectar o Wiimote no PC
www.wiili.org/index.php/How_To:_BlueSoleil
WiiDesktopVR - Head Tracking
www.cs.cmu.edu/~johnny/projects/wii/WiiDesktopVR.zip
Wiimote Multipoint Grid - Tracking Your Fingers
www.cs.cmu.edu/~johnny/projects/wii/WiiMultipointGrid.zip
Wiimote Whiteboard - Multi-point Interactive Whiteboards
www.cs.cmu.edu/~johnny/projects/wii/WiimoteWhiteboard.zip
Wiinstrument
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Help: http://screenfashion.org/2007/11/how_to_use_bluesoleil_and_the.html#more