Destroy stale contacts (those not processed this frame) between two bodies.
After narrowphase processes a body pair, any contacts that weren't marked as processed are stale (sub-shapes no longer colliding) and should be destroyed.
contacts state
first body
second body
optional contact listener to notify of removal
Destroy stale contacts (those not processed this frame) between two bodies.
After narrowphase processes a body pair, any contacts that weren't marked as processed are stale (sub-shapes no longer colliding) and should be destroyed.