]> git.tdb.fi Git - r2c2.git/blobdiff - source/libr2c2/train.h
Fix critical block logic
[r2c2.git] / source / libr2c2 / train.h
index e5bc5d260c24dfab073a7e150ebc249c53127d69..dff9aae666fa3f301b02bf21203024c578a677dc 100644 (file)
@@ -3,25 +3,25 @@
 
 #include <sigc++/signal.h>
 #include <sigc++/trackable.h>
-#include <msp/time/timestamp.h>
-#include "block.h"
-#include "blockiter.h"
+#include <msp/datafile/objectloader.h>
+#include <msp/time/timedelta.h>
+#include "blockallocator.h"
 #include "controller.h"
+#include "sensor.h"
 #include "trainai.h"
 
 namespace R2C2 {
 
 class ArticleNumber;
-class Route;
+class Block;
 class SpeedQuantizer;
 class Vehicle;
 class VehicleType;
-class Zone;
 
 class Train: public sigc::trackable
 {
 public:
-       class Loader: public Msp::DataFile::BasicLoader<Train>
+       class Loader: public Msp::DataFile::ObjectLoader<Train>
        {
        private:
                Block *prev_block;
@@ -31,63 +31,44 @@ public:
                Loader(Train &);
        private:
                virtual void finish();
-               void block(unsigned);
-               void block_hint(unsigned);
+               void blocks();
                void name(const std::string &);
                void quantized_speed();
-               void route(const std::string &);
+               void router();
                void timetable();
-               void vehicle(ArticleNumber);
+               void vehicle(const std::string &);
        };
 
        sigc::signal<void, const std::string &> signal_name_changed;
        sigc::signal<void, const std::string &, float> signal_control_changed;
        sigc::signal<void, unsigned, bool> signal_function_changed;
        sigc::signal<void, TrainAI &, const TrainAI::Message &> signal_ai_event;
-       sigc::signal<void, const Route *> signal_route_changed;
        sigc::signal<void, Block &> signal_advanced;
-       sigc::signal<void> signal_arrived;
-       sigc::signal<void, const std::string &> signal_status_changed;
+       sigc::signal<void, Block &> signal_rear_advanced;
+       sigc::signal<void, unsigned, Vehicle &> signal_vehicle_added;
+       sigc::signal<void, unsigned, Vehicle &> signal_vehicle_removed;
 
 private:
-       struct RouteRef
-       {
-               const Route *route;
-               unsigned diversion;
-
-               RouteRef(const Route *, unsigned = 0);
-       };
-
-       typedef std::list<BlockIter> BlockList;
-
        Layout &layout;
        const VehicleType &loco_type;
        unsigned address;
        std::string protocol;
+       unsigned loco_id;
        std::string name;
-       int priority;
-       const Train *yielding_to;
        const Train *preceding_train;
        std::vector<Vehicle *> vehicles;
-       BlockList blocks;
-       BlockList::iterator cur_blocks_end;
-       BlockList::iterator clear_blocks_end;
-       Block *pending_block;
-       bool reserving;
+       BlockAllocator allocator;
        bool advancing;
        Controller *controller;
        std::list<TrainAI *> ais;
-       bool active;
        unsigned current_speed_step;
        bool speed_changing;
        bool reverse;
-       Msp::Time::TimeStamp stop_timeout;
+       Msp::Time::TimeDelta stop_timeout;
        unsigned functions;
-       std::list<RouteRef> routes;
-       bool end_of_route;
 
-       Msp::Time::TimeStamp last_entry_time;
-       float travel_dist;
+       BlockIter last_entry_block;
+       Msp::Time::TimeDelta travel_time;
        bool pure_speed;
        SpeedQuantizer *speed_quantizer;
        bool accurate_position;
@@ -103,9 +84,6 @@ public:
        const std::string &get_protocol() const { return protocol; }
        void set_name(const std::string &);
        const std::string &get_name() const { return name; }
-       void set_priority(int);
-       void yield_to(const Train &);
-       int get_priority() const { return priority; }
        const Train *get_preceding_train() const { return preceding_train; }
        Controller &get_controller() const { return *controller; }
 
@@ -116,54 +94,52 @@ public:
        const Vehicle &get_vehicle(unsigned) const;
 
        void set_control(const std::string &, float);
-       void set_active(bool);
        void set_function(unsigned, bool);
        float get_control(const std::string &) const;
        float get_speed() const;
        float get_quantized_speed() const;
        unsigned get_speed_step() const { return current_speed_step; }
-       bool is_active() const { return active; }
+       float get_maximum_speed() const;
        bool get_function(unsigned) const;
        unsigned get_functions() const { return functions; }
 
        void add_ai(TrainAI &);
        void remove_ai(TrainAI &);
-       TrainAI *get_tagged_ai(const std::string &) const;
        void ai_message(const TrainAI::Message &);
 
-       bool set_route(const Route *);
-       bool go_to(Track &);
-       bool go_to(const Zone &);
-       bool divert(Track &);
-       const Route *get_route() const;
-       void place(Block &, unsigned);
+       template<typename T>
+       T *get_ai_of_type() const
+       {
+               for(std::list<TrainAI *>::const_iterator i=ais.begin(); i!=ais.end(); ++i)
+                       if(T *ai = dynamic_cast<T *>(*i))
+                               return ai;
+               return 0;
+       }
+
+       bool place(const BlockIter &);
        void unplace();
-       bool is_placed() const { return !blocks.empty(); }
-       bool free_block(Block &);
-       void free_noncritical_blocks();
-       int get_entry_to_block(Block &) const;
+       bool is_placed() const { return !allocator.empty(); }
+       void stop_at(Block *);
+       bool is_block_critical(const Block &) const;
+       BlockIter get_last_critical_block() const;
+private:
+       BlockIter check_critical_blocks(const Block *) const;
+public:
+       void refresh_blocks_from(Block &);
+       const BlockAllocator &get_block_allocator() const { return allocator; }
        float get_reserved_distance() const;
 
-       void tick(const Msp::Time::TimeStamp &, const Msp::Time::TimeDelta &);
+       void tick(const Msp::Time::TimeDelta &);
 
        void save(std::list<Msp::DataFile::Statement> &) const;
 private:
        void control_changed(const Controller::Control &);
        void loco_speed_event(unsigned, unsigned, bool);
        void loco_func_event(unsigned, unsigned, bool);
-       void block_state_changed(Block &, Block::State);
-       void turnout_path_changed(Track &);
+       void advanced(Block &, Sensor *);
        void halt_event(bool);
        void block_reserved(const Block &, const Train *);
-       void reserve_more();
-       void check_turnout_paths(bool);
-       float get_reserved_distance_until(const Block *, bool) const;
-       void release_blocks();
-       void release_blocks(BlockList::iterator, BlockList::iterator);
-       void reverse_blocks(BlockList &) const;
-       bool advance_route(std::list<RouteRef>::iterator &, Track &);
-       Route *create_lead_route(Route *, const Route *);
-       bool is_valid_diversion(const Route &, const TrackIter &);
+       float get_reserved_distance_until(const Block *) const;
 };
 
 } // namespace R2C2