sound design, music is added, made by the superimposition of 30 layers, one for each ball. The most active ball receives visual focus in the 3d camera, and defines a privileged layer. Substantially, it is like the balls represent layers moving in the space. SuperCollider is used for sonification. In this test, it is receiving billiard data from ODE/OGRE3D video rendering engine, it visualizes them in the window and it changes musical parameters consequently. The changes of the priviliged …