public void collisionOccured(CollisionEvent event) {
Body inputBody = null;
if (event.getBodyA() == in.getBody()) {
inputBody = event.getBodyB();
} else if (event.getBodyB() == in.getBody()) {
inputBody = event.getBodyA();
}
if (inputBody == null) return;
in.handleWorldInput((KObject) inputBody.getUserData());
}
