1 #ifndef LIBR2C2_TRAINROUTEPLANNER_H_
2 #define LIBR2C2_TRAINROUTEPLANNER_H_
6 #include <msp/time/timedelta.h>
17 class TrainRoutePlanner
20 struct TrainRoutingState;
22 struct TrainRoutingInfo
28 std::list<const TrainRoutingState *> waits;
30 TrainRoutingInfo(Train &);
41 OccupiedTrack(Track &, unsigned, OccupiedTrack *);
42 OccupiedTrack(const OccupiedTrack &);
54 struct TrainRoutingState
56 TrainRoutingInfo *info;
59 OccupiedTrack *occupied_tracks;
63 Msp::Time::TimeDelta delay;
67 TrainRoutingState(TrainRoutingInfo &);
68 TrainRoutingState(const TrainRoutingState &);
71 Msp::Time::TimeDelta get_time_to_next_track() const;
72 bool is_occupying(Track &) const;
75 void advance_track(unsigned);
80 Msp::Time::TimeDelta time;
81 std::vector<TrainRoutingState> trains;
82 const RoutingStep *prev;
85 RoutingStep(const RoutingStep *);
87 void create_successors(std::list<RoutingStep> &) const;
89 bool check_deadlocks() const;
90 int get_occupant(Track &) const;
91 int find_next_train() const;
92 void advance(const Msp::Time::TimeDelta &);
93 bool is_viable() const;
96 bool operator<(const RoutingStep &) const;
99 std::vector<TrainRoutingInfo> routed_trains;
100 std::list<RoutingStep> steps;
103 TrainRoutePlanner(Layout &);
107 void add_steps(const RoutingStep &);
108 void create_routes(const RoutingStep &);