Department of Systems and Computer Engineering, CarletonUniversity Centre for Visualization and Simulation (V-Sim), 1125 Colonel ByDrive. 3216V-Sim, Ottawa, ON. K1S 5B6, Canada;Département Informatique UFR Sciences, Université de Nice Sophia Antipolis, Laboratoire I3S - UMR CNRS 6070 & INRIA Sophia Antipolis Méditerranée INRIA, 2004 route des Luci ...