OpenTTD-patches/waypoint.h
truelight d1e158d6f7 (svn r2046) -Codechange: moved all waypoint code to waypoint.c/waypoint.h
-Codechange: rewrote some functions while moving waypoint-stuff
-Add: added support for 64k waypoints
-Fix: made the waypoint struct a bit more logic (no bit-fucking)
2005-03-24 17:03:37 +00:00

61 lines
1.5 KiB
C

#ifndef WAYPOINT_H
#define WAYPOINT_H
#include "pool.h"
struct Waypoint {
TileIndex xy;
uint16 index;
uint16 town_index;
byte town_cn; // The Nth waypoint for this town (consecutive number)
StringID string; // If this is zero, town + town_cn is used for naming
ViewportSign sign;
uint16 build_date;
byte stat_id;
byte deleted; // this is a delete counter. when it reaches 0, the waypoint struct is deleted.
};
enum {
RAIL_TYPE_WAYPOINT = 0xC4,
RAIL_WAYPOINT_TRACK_MASK = 1,
};
extern MemoryPool _waypoint_pool;
/**
* Get the pointer to the waypoint with index 'index'
*/
static inline Waypoint *GetWaypoint(uint index)
{
return (Waypoint*)GetItemFromPool(&_waypoint_pool, index);
}
/**
* Get the current size of the WaypointPool
*/
static inline uint16 GetWaypointPoolSize(void)
{
return _waypoint_pool.total_items;
}
#define FOR_ALL_WAYPOINTS_FROM(wp, start) for (wp = GetWaypoint(start); wp != NULL; wp = (wp->index + 1 < GetWaypointPoolSize()) ? GetWaypoint(wp->index + 1) : NULL)
#define FOR_ALL_WAYPOINTS(wp) FOR_ALL_WAYPOINTS_FROM(wp, 0)
static inline bool IsRailWaypoint(byte m5)
{
return (m5 & 0xFC) == 0xC4;
}
int32 RemoveTrainWaypoint(uint tile, uint32 flags, bool justremove);
Station *ComposeWaypointStation(uint tile);
Waypoint *GetWaypointByTile(TileIndex tile);
void ShowRenameWaypointWindow(Waypoint *cp);
void DrawWaypointSprite(int x, int y, int image, int railtype);
void UpdateWaypointSign(Waypoint *cp);
void FixOldWaypoints(void);
void UpdateAllWaypointSigns(void);
#endif /* WAYPOINT_H */