MULTITOUCH ABLETON PERFORMANCE

"Bartelby of Pance Party performs "Morgasm" using a custom built FTIR LCD Multitouch controller. Ableton Live is controlled with a custom Max/MSP patch programmed by Bartleby. The Max Multitouch Framework (MMF) was developed by Mathieu Chamagne, in conjunction with Project Overtone..." click youtube

Related:
Short demo of a Max/MSP patch which implements the Live API Hack by MDK on vimeo.