private void UpdateBroadPhase()
{
if (_broadPhase == null)
{
return;
}
// Mark intra-overlaps of static partition.
AddOrMarkAsUsed(StaticPartition.GetOverlaps());
// Mark intra-overlaps of dynamic partition.
AddOrMarkAsUsed(DynamicPartition.GetOverlaps());
// Mark inter-overlaps between static and dynamic partition.
AddOrMarkAsUsed(StaticPartition.GetOverlaps(DynamicPartition));
// Remove all unused candidate pairs from broad phase.
_broadPhase.RemoveUnused();
}
