things = new Thing[thingCount];
for (int t = 0; t < thingCount; ++t) {
things[t] = new Thing("Thing" + t, width/2.0, height/2.0, matrix);
this.register(things[t]);
}
PeriodicEntity pe = new PeriodicEntity(1.0);
view = new View(width, height, things);
pe.addSimEventListener(view);
this.register(pe);
}