diff options
Diffstat (limited to 'src/map/path.h')
| -rw-r--r-- | src/map/path.h | 43 |
1 files changed, 23 insertions, 20 deletions
diff --git a/src/map/path.h b/src/map/path.h index 5bc551dc9..e872c8877 100644 --- a/src/map/path.h +++ b/src/map/path.h @@ -1,5 +1,6 @@ -// Copyright (c) Athena Dev Teams - Licensed under GNU GPL -// For more information, see LICENCE in the main folder +// Copyright (c) Hercules Dev Team, licensed under GNU GPL. +// See the LICENSE file +// Portions Copyright (c) Athena Dev Teams #ifndef _PATH_H_ #define _PATH_H_ @@ -22,25 +23,27 @@ struct shootpath_data { int y[MAX_WALKPATH]; }; -// calculates destination cell for knockback -int path_blownpos(int16 m,int16 x0,int16 y0,int16 dx,int16 dy,int count); - -// tries to find a walkable path -bool path_search(struct walkpath_data *wpd,int16 m,int16 x0,int16 y0,int16 x1,int16 y1,int flag,cell_chk cell); - -// tries to find a shootable path -bool path_search_long(struct shootpath_data *spd,int16 m,int16 x0,int16 y0,int16 x1,int16 y1,cell_chk cell); - +#define check_distance_bl(bl1, bl2, distance) path->check_distance((bl1)->x - (bl2)->x, (bl1)->y - (bl2)->y, distance) +#define check_distance_blxy(bl, x1, y1, distance) path->check_distance((bl)->x-(x1), (bl)->y-(y1), distance) +#define check_distance_xy(x0, y0, x1, y1, distance) path->check_distance((x0)-(x1), (y0)-(y1), distance) + +#define distance_bl(bl1, bl2) path->distance((bl1)->x - (bl2)->x, (bl1)->y - (bl2)->y) +#define distance_blxy(bl, x1, y1) path->distance((bl)->x-(x1), (bl)->y-(y1)) +#define distance_xy(x0, y0, x1, y1) path->distance((x0)-(x1), (y0)-(y1)) + +struct path_interface { + // calculates destination cell for knockback + int (*blownpos) (int16 m, int16 x0, int16 y0, int16 dx, int16 dy, int count); + // tries to find a walkable path + bool (*search) (struct walkpath_data *wpd, int16 m, int16 x0, int16 y0, int16 x1, int16 y1, int flag, cell_chk cell); + // tries to find a shootable path + bool (*search_long) (struct shootpath_data *spd, int16 m, int16 x0, int16 y0, int16 x1, int16 y1, cell_chk cell); + int (*check_distance) (int dx, int dy, int distance); + unsigned int (*distance) (int dx, int dy); +}; -// distance related functions -int check_distance(int dx, int dy, int distance); -#define check_distance_bl(bl1, bl2, distance) check_distance((bl1)->x - (bl2)->x, (bl1)->y - (bl2)->y, distance) -#define check_distance_blxy(bl, x1, y1, distance) check_distance((bl)->x-(x1), (bl)->y-(y1), distance) -#define check_distance_xy(x0, y0, x1, y1, distance) check_distance((x0)-(x1), (y0)-(y1), distance) +struct path_interface *path; -unsigned int distance(int dx, int dy); -#define distance_bl(bl1, bl2) distance((bl1)->x - (bl2)->x, (bl1)->y - (bl2)->y) -#define distance_blxy(bl, x1, y1) distance((bl)->x-(x1), (bl)->y-(y1)) -#define distance_xy(x0, y0, x1, y1) distance((x0)-(x1), (y0)-(y1)) +void path_defaults(void); #endif /* _PATH_H_ */ |