Lukasz Karluk is working on making contours/polylines audio reactive. Below is the work in progress, playing with only black and white for now, Lukasz is testing the new openFrameworks 007 (James Bond) release of ofPolyline class.
Track by young montana – midnight snack
created using openframeworks 007 & ofxBox2d
+ extending the new and awesome ofPolyline class
If you are interested in what else is new in the latest pre-release of openFrameworks, Diederick Huijbers has a great write up on his blog.
See also new updated ofxBox2D add-on by Todd Vanderlin.