fn next_candidate<'a>(
state: &'a ManagerState,
aabb: Option<&WorldAabb>,
remaining: &mut Iter<'a, EntitySlot>,
) -> Option<&'a EntityEntry>fn next_candidate<'a>(
state: &'a ManagerState,
aabb: Option<&WorldAabb>,
remaining: &mut Iter<'a, EntitySlot>,
) -> Option<&'a EntityEntry>