TouchDesigner: WiiMote
It was a bit of a hassle to get a WiiMote recognized as a joystick by my computer and even after I was able to I realized I didn't have a Wii Sensor Stick to use. Luckily, there are some simple workarounds for it all. I'm going to share here. Also, I created a .tox asset for TouchDesigner that specifically works with the below method for using your WiiMote as a joystick with the pointer controlling your mouse xy position. You can download it from this link.
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First, don't bother wasting time trying to figure out which drivers you need to install to get your Wii to connect via bluetooth, I installed and cursed at most of them until I found the free software Touchmote that worked like a charm. The only thing that's a little weird is that you need to set your mouse as the pointer, there's a separate kind of mouse input you can use, but I wasn't able to get that working in TouchDesigner - so using the mouse it is!
In Touchmote you need to map your Wii buttons with the Xbox 360 buttons so they can read as a joystick in TouchDesigner. There is an "Outputs" box to the right that you can set to 360 Controller then just drag and drop the corresponding buttons to work. An image of what you need to set up to make the .tox I provided work well is at the bottom of this description.
The last big thing is that to use the WiiMote to point at things, it has to be set to the Mouse Cursor, but without a sensor bar, you can't get it to work. I picked up a cheap $10 wireless sensor bar at GameStop, but thing is, the sensor bar is just a bunch of Infrared Sensors, nothing more. You can actually use candles placed at either side of your screen and it works just the same (really well actually) because the WiiMote sensor picks up the heat signature from the candles. The next project I did was using candles being moved around with the WiiMote in place, which was pretty rad. There's a picture of how you might set up candles as sensors to the right.
So, with this setup (I know, a little much) it works really well!
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Below are links to the Touchmote software that lets you run your WiiMote on a Windows machine via bluetooth and a link I found to a video tutorial that shows how to set it up so I don't have to record one.
Connecting WiiMote to PC with Touchmote Tutorial
Button Mapping in TouchMode
DIY Candlestick Wii Sensor Bar (It super works!!!)
Wii Joystick TouchDesigner .toe