namespace R2C2 {
class Block;
-class Route;
+class Layout;
class Track;
-class Zone;
+class TrackChain;
+class TrainRouteMetric;
+class TrainRoutePlanner;
class TrainRouter: public TrainAI
{
Loader(TrainRouter &);
private:
void route(const std::string &);
- void tag(const std::string &);
};
- sigc::signal<void, const Route *> signal_route_changed;
- sigc::signal<void> signal_arrived;
+ struct SequencePoint
+ {
+ Block *block;
+ Train *preceding_train;
+ unsigned sequence_in;
+ unsigned sequence_out;
+
+ SequencePoint(Block &, unsigned);
+
+ bool is_cleared() const;
+ };
private:
typedef std::list<const Route *> RouteList;
+public:
+ sigc::signal<void, const Route *> signal_route_changed;
+ sigc::signal<void, const TrackChain *> signal_arrived;
+ sigc::signal<void, const TrackChain *> signal_waypoint_reached;
+
+private:
int priority;
RouteList routes;
- bool arriving;
- const Train *yielding_to;
+ RouteList::iterator reserving_route;
+ unsigned arriving;
+ const TrackChain *destination;
+ std::vector<const TrackChain *> waypoints;
+ bool destination_changed;
+ std::vector<TrainRouteMetric *> metrics;
+ bool metrics_stale;
+ std::list<SequencePoint> sequence_points;
+ unsigned current_sequence;
+ bool sequence_check_pending;
+ Msp::Time::TimeDelta delay;
+ Msp::RefPtr<TrainRoutePlanner> planner;
public:
TrainRouter(Train &);
+ ~TrainRouter();
void set_priority(int);
int get_priority() const { return priority; }
- void yield_to(const Train &);
bool set_route(const Route *);
- bool go_to(Track &);
- bool go_to(const Zone &);
const Route *get_route() const;
+ unsigned get_current_sequence() const { return current_sequence; }
+private:
+ void route_changed();
+
+public:
+ void set_destination(const TrackChain &);
+ const TrackChain *get_destination() const { return destination; }
+ bool is_destination(Track &) const;
+ void add_waypoint(const TrackChain &);
+ unsigned get_n_waypoints() const { return waypoints.size(); }
+ bool is_waypoint(unsigned, Track &) const;
+ const TrainRouteMetric &get_metric(int = -1) const;
+ void set_departure_delay(const Msp::Time::TimeDelta &);
+ const Msp::Time::TimeDelta &get_departure_delay() const { return delay; }
virtual void message(const Message &);
- virtual void tick(const Msp::Time::TimeStamp &, const Msp::Time::TimeDelta &);
+ virtual void tick(const Msp::Time::TimeDelta &);
void save(std::list<Msp::DataFile::Statement> &) const;
private:
void block_reserved(Block &, Train *);
void train_advanced(Block &);
- const Route *get_route_for_block(const Block &) const;
+ void create_metrics();
Route *create_lead_route(Route *, const Route *);
- bool advance_route(RouteList::iterator &, const Block &);
- bool is_on_route(const Block &);
+ bool is_valid_for_track(const Route &, Track &) const;
+ bool advance_to_track(RouteList::iterator &, Track &);
+
+ static void start_planning(Layout &);
};
} // namespace R2C2