Library developer news

Open Source SDK for “Touchless” Multi-Touch

Microsoft released a new open source SDK today demonstrating how to use a webcam to provide "touchless" multi-touch by tracking the size and position of multiple coloured markers (fingers, toys and pens seem to work just as well!).

The library is what Microsoft describes as a "community" project, written by two Microsoft engineers Ian Sands and Chris Pratley in their spare time - in a similar vein to Google Labs. The source code includes a C++ library for talking to the web cam - but the core of the processing logic is written in C#. Included with the source code is a bunch of sample applications to showcase the technology, including

  1. Map - using two markers you can rotate, zoom, and move a map.
  2. Defender - a pong-like game
  3. Snake - controlling a snake with a marker pen
  4. Draw - the marker is used to ... draw!

You can check out more at the Microsoft Office Labs site and download the source code from CodePlex.

Comments

  1. 21 Jul 2009 at 02:40

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