Enumeration Members
COLLISION_CONTINUED
COLLISION_CONTINUED: "COLLISION_CONTINUED"
COLLISION_FINISHED
COLLISION_FINISHED: "COLLISION_FINISHED"
COLLISION_STARTED
COLLISION_STARTED: "COLLISION_STARTED"
TRIGGER_ENTERED
TRIGGER_ENTERED: "TRIGGER_ENTERED"
TRIGGER_EXITED
TRIGGER_EXITED: "TRIGGER_EXITED"