Instance Property

contactDelegate

A delegate that is called when two physics bodies come in contact with each other.

Declaration

@property(nonatomic, assign) id<SKPhysicsContactDelegate> contactDelegate;

Discussion

A contact is created when two physics bodies overlap and one of the physics bodies has a contactTestBitMask property that overlaps with the other body’s categoryBitMask property. By default, a physics body’s contactTestBitMask is set to all bits cleared.