1 /* $Id$ */

     2 

     3 #ifndef  YAPF_H

     4 #define  YAPF_H

     5 

     6 #include "../debug.h"

     7 

     8 Trackdir YapfChooseShipTrack(Vehicle *v, TileIndex tile, DiagDirection enterdir, TrackBits tracks);

     9 Trackdir YapfChooseRoadTrack(Vehicle *v, TileIndex tile, DiagDirection enterdir);

    10 Trackdir YapfChooseRailTrack(Vehicle *v, TileIndex tile, DiagDirection enterdir, TrackdirBits trackdirs);

    11 

    12 Depot* YapfFindNearestRoadDepot(const Vehicle *v);

    13 bool YapfFindNearestRailDepotTwoWay(Vehicle *v, int max_distance, int reverse_penalty, TileIndex* depot_tile, bool* reversed);

    14 

    15 bool YapfCheckReverseTrain(Vehicle* v);

    16 

    17 void YapfNotifyTrackLayoutChange(TileIndex tile, Track track);

    18 

    19 

    20 void* NpfBeginInterval(void);

    21 int NpfEndInterval(void* perf);

    22 

    23 extern int _aystar_stats_open_size;

    24 extern int _aystar_stats_closed_size;

    25 

    26 

    27 /** Base struct for track followers. */

    28 typedef struct FollowTrack_t

    29 {

    30 	Vehicle*      m_veh;

    31 	TileIndex     m_old_tile;

    32 	Trackdir      m_old_td;

    33 	TileIndex     m_new_tile;

    34 	TrackdirBits  m_new_td_bits;

    35 //	TrackdirBits  m_red_td_bits;

    36 	DiagDirection m_exitdir;

    37 	bool          m_is_tunnel;

    38 	int           m_tunnel_tiles_skipped;

    39 } FollowTrack_t;

    40 

    41 /** track followers */

    42 bool FollowTrackWater    (FollowTrack_t *This, TileIndex old_tile, Trackdir old_td);

    43 bool FollowTrackRoad     (FollowTrack_t *This, TileIndex old_tile, Trackdir old_td);

    44 bool FollowTrackRail     (FollowTrack_t *This, TileIndex old_tile, Trackdir old_td);

    45 bool FollowTrackWaterNo90(FollowTrack_t *This, TileIndex old_tile, Trackdir old_td);

    46 bool FollowTrackRoadNo90 (FollowTrack_t *This, TileIndex old_tile, Trackdir old_td);

    47 bool FollowTrackRailNo90 (FollowTrack_t *This, TileIndex old_tile, Trackdir old_td);

    48 

    49 enum {

    50 	YAPF_TILE_LENGTH = 100,

    51 	YAPF_TILE_CORNER_LENGTH = 71

    52 };

    53 

    54 #endif /* YAPF_H */