Use any RED object in front of your camera to hit EUROs trying to get into Switzerland. Try to avoid hitting any Swiss Francs. For a good workout try standing 3m from your camera:-) The 'C' key brings up the configuration for the detection color and the camera resolution.
Can I Try?
MS Windows, Mac OS X, Linux / Unix
Tools and Technologies:
Linux native binaries not included. Get them from processing.org!