We’ve recently seen huge advancements in multitouch technology with the iPhone, WiiMote, and more, but this is by far the easiest way to build your own multitouch sensing system. Basically, all you need is a webcam, glass pane, and a cardboard box.
“If you ever wanted to interact with your computer using a multitouch pad (just like the ones on the new Macbook Pros), this is for you. Using simple materials and very little time, you can have a portable multitouch pad that lets you interact in new ways or expand the size of your current touchpad while making it multitouch.”
- Cardboard Box
- Piece of Clear Flat Sturdy Material (ie. Glass, acrylic, plexiglas)
- Paper (ie. printer paper, tracing paper, almost any paper)
- Webcam or Video Camera (I use a Philips SPC900NC)
Software Needed: Touchlib
Optional Software (for demonstrations and use with Windows):