server/include/map.h

/*
    CrossFire, A Multiplayer game for X-windows

    Copyright (C) 2002-2005 Mark Wedel & Crossfire Development Team
    Copyright (C) 1992 Frank Tore Johansen

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

    The authors can be reached via e-mail at crossfire@schmorp.de
*/

/*
 * The maptile is allocated each time a new map is opened.
 * It contains pointers (very indirectly) to all objects on the map.
 */

#ifndef MAP_H
#define MAP_H

#include "cfperl.h"

/* We set this size - this is to make magic map work properly on
 * tiled maps. There is no requirement that this matches the
 * tiled maps size - it just seemed like a reasonable value.
 * Magic map code now always starts out putting the player in the
 * center of the map - this makes the most sense when dealing
 * with tiled maps.
 * We also figure out the magicmap color to use as we process the
 * spaces - this is more efficient as we already have up to date
 * map pointers.
 */
#define MAGIC_MAP_SIZE  50
#define MAGIC_MAP_HALF  MAGIC_MAP_SIZE/2

#define MAP_LAYERS              3

/* options passed to ready_map_name and load_original_map */
#define MAP_FLUSH           0x01
#define MAP_PLAYER_UNIQUE   0x02
#define MAP_BLOCK           0x04
#define MAP_STYLE           0x08
#define MAP_OVERLAY         0x10

/* Values for in_memory below.  Should probably be an enumerations */
#define MAP_IN_MEMORY 1
#define MAP_SWAPPED 2
#define MAP_LOADING 3
#define MAP_SAVING 4

/* GET_MAP_FLAGS really shouldn't be used very often - get_map_flags should
 * really be used, as it is multi tile aware.  However, there are some cases
 * where it is known the map is not tiled or the values are known
 * consistent (eg, op->map, op->x, op->y)
 */
// all those macros are herewith declared legacy
#define GET_MAP_FLAGS(M,X,Y)         (M)->at((X),(Y)).flags ()
#define GET_MAP_LIGHT(M,X,Y)         (M)->at((X),(Y)).light
#define GET_MAP_OB(M,X,Y)            (M)->at((X),(Y)).bot
#define GET_MAP_TOP(M,X,Y)           (M)->at((X),(Y)).top
#define GET_MAP_FACE(M,X,Y,L)        (M)->at((X),(Y)).faces[L]
#define GET_MAP_FACE_OBJ(M,X,Y,L)    (M)->at((X),(Y)).faces_obj[L]
#define GET_MAP_MOVE_BLOCK(M,X,Y)    (M)->at((X),(Y)).move_block
#define GET_MAP_MOVE_SLOW(M,X,Y)     (M)->at((X),(Y)).move_slow
#define GET_MAP_MOVE_ON(M,X,Y)       (M)->at((X),(Y)).move_on
#define GET_MAP_MOVE_OFF(M,X,Y)      (M)->at((X),(Y)).move_off

/* You should really know what you are doing before using this - you
 * should almost always be using out_of_map instead, which takes into account
 * map tiling.
 */
#define OUT_OF_REAL_MAP(M,X,Y) ((X)<0 || (Y)<0 || (X)>=(M)->width || (Y)>=(M)->height)

/* These are used in the MapLook flags element.  They are not used in
 * in the object flags structure.
 */
#define P_BLOCKSVIEW    0x01
#define P_NO_MAGIC      0x02   /* Spells (some) can't pass this object */
#define P_PLAYER        0x04   /* a player (or something seeing these objects) is on this mapspace */
#define P_SAFE          0x08   /* If this is set the map tile is a safe space,
                                * that means, nothing harmful can be done,
                                * such as: bombs, potion usage, alchemy, spells
                                * this was introduced to make shops safer
                                * but is useful in other situations */
#define P_IS_ALIVE      0x10   /* something alive is on this space */
#define P_NO_CLERIC     0x20   /* no clerical spells cast here */

#define P_NEED_UPDATE   0x80   /* this space is out of date */

/* The following two values are not stored in the MapLook flags, but instead
 * used in the get_map_flags value - that function is used to return
 * the flag value, as well as other conditions - using a more general
 * function that does more of the work can hopefully be used to replace
 * lots of duplicate checks currently in the code.
 */
#define P_OUT_OF_MAP    0x10000   /* This space is outside the map */
#define P_NEW_MAP       0x20000
                                /* Coordinates passed result in a new tiled map  */

/* P_NO_PASS is used for ob_blocked() return value.  It needs
 * to be here to make sure the bits don't match with anything.
 */
#define P_NO_PASS       0x80000

/* Instead of having numerous arrays that have information on a
 * particular space (was map, floor, floor2, map_ob),
 * have this structure take care of that information.
 * This puts it all in one place, and should also make it easier
 * to extend information about a space.
 */
struct mapspace
{
  object *bot, *top;            /* lowest/highest object on this space */
  New_Face *faces[MAP_LAYERS];  /* faces for the 3 layers */
  object *faces_obj[MAP_LAYERS];/* face objects for the 3 layers */
  uint8 flags_;                 /* flags about this space (see the P_ values above) */
  sint8 light;                  /* How much light this space provides */
  MoveType move_block;          /* What movement types this space blocks */
  MoveType move_slow;           /* What movement types this space slows */
  MoveType move_on;             /* What movement types are activated */
  MoveType move_off;            /* What movement types are activated */

  void update_ ();
  void update ()
  {
    if (flags_ & P_NEED_UPDATE)
      update_ ();
  }

  uint8 flags ()
  {
    update ();
    return flags_;
  }
  
  // maybe only inline quick flags_ checking?
  object *player ()
  {
    // search from the top, because players are usually on top
    // make usually == always and this non-amortized O(1)
    // could gte rid of P_PLAYER, too, then
    if (flags () & P_PLAYER)
      for (object *op = top; op; op = op->below)
        if (op->type == PLAYER)
          return op;

    return 0;
  }
};

/*
 * this is an overlay structure of the whole world.  It exists as a simple
 * high level map, which doesn't contain the full data of the underlying map.
 * in this map, only things such as weather are recorded.  By doing so, we
 * can keep the entire world parameters in memory, and act as a whole on
 * them at once.  We can then, in a separate loop, update the actual world
 * with the new values we have assigned.
 */

struct weathermap_t
{
  sint16 temp;                  /* base temperature of this tile (F) */
  sint16 pressure;              /* barometric pressure (mb) */
  sint8 humid;                  /* humitidy of this tile */
  sint8 windspeed;              /* windspeed of this tile */
  sint8 winddir;                /* direction of wind */
  sint8 sky;                    /* sky conditions */
  sint32 avgelev;               /* average elevation */
  uint32 rainfall;              /* cumulative rainfall */
  uint8 darkness;               /* indicates level of darkness of map */
  uint8 water;                  /* 0-100 percentage of water tiles */
  /*Dynamic parts */
  sint16 realtemp;              /*  temperature at a given calculation step for this tile */
};

/*
 * Each map is in a given region of the game world and links to a region definiton, so
 * they have to appear here in the headers, before the mapdef
 */
struct region : zero_initialised
{
  struct region *next;          /* pointer to next region, NULL for the last one */
  const char *name;             /* Shortend name of the region as maps refer to it */
  const char *parent_name;      /* 
                                 * So that parent and child regions can be defined in
                                 * any order, we keep hold of the parent_name during
                                 * initialisation, and the children get assigned to their
                                 * parents later. (before runtime on the server though)
                                 * nothing outside the init code should ever use this value.
                                 */
  struct region *parent;        /* 
                                 * Pointer to the region that is a parent of the current
                                 * region, if a value isn't defined in the current region
                                 * we traverse this series of pointers until it is.
                                 */
  const char *longname;         /* Official title of the region, this might be defined
                                 * to be the same as name*/
  const char *msg;              /* the description of the region */
  uint32 counter;               /* A generic counter for holding temporary data. */
  sint8 fallback;               /* whether, in the event of a region not existing,
                                 * this should be the one we fall back on as the default */
  char *jailmap;                /*where a player that is arrested in this region should be imprisoned. */
  sint16 jailx, jaily;          /* The coodinates in jailmap to which the player should be sent. */
};

struct shopitems : zero_initialised
{
  const char *name;             /* name of the item in question, null if it is the default item */
  const char *name_pl;          /* plural name */
  int typenum;                  /* itemtype number we need to match 0 if it is the default price */
  sint8 strength;               /* the degree of specialisation the shop has in this item, 
                                 * as a percentage from -100 to 100 */
  int index;                    /* being the size of the shopitems array. */
};

/* In general, code should always use the macros 
 * above (or functions in map.c) to access many of the 
 * values in the map structure.  Failure to do this will
 * almost certainly break various features.  You may think
 * it is safe to look at width and height values directly
 * (or even through the macros), but doing so will completely
 * break map tiling.
 */
INTERFACE_CLASS (maptile)
struct maptile : zero_initialised, attachable
{
  sint32 ACC (RO, width), ACC (RO, height);        /* Width and height of map. */
  struct mapspace *spaces; /* Array of spaces on this map */

  maptile *ACC (RW, next);        /* Next map, linked list */
  char *ACC (RO, tmpname); /* Name of temporary file */
  char *ACC (RO, name);    /* Name of map as given by its creator */
  struct region *ACC (RW, region); /* What jurisdiction in the game world this map is ruled by 
                                    * points to the struct containing all the properties of 
                                    * the region */
  uint32 ACC (RW, reset_time);     /* when this map should reset */
  uint32 ACC (RW, reset_timeout);  /* How many seconds must elapse before this map
                                    * should be reset
                                    */
  bool ACC (RW, fixed_resettime);  /* if true, reset time is not affected by
                                    * players entering/exiting map
                                    */
  bool ACC (RW, unique);   /* if set, this is a per player unique map */
  bool ACC (RW, templatemap);      /* if set, this is a template map */
  bool ACC (RW, nosmooth); /* if set the content of this map has smoothlevel=0 forced */
  sint32 ACC (RW, timeout);        /* swapout is set to this */
  sint32 ACC (RW, swap_time);      /* When it reaches 0, the map will be swapped out */
  uint32 ACC (RW, in_memory);      /* If not true, the map has been freed and must
                                    * be loaded before used.  The map,omap and map_ob
                                    * arrays will be allocated when the map is loaded */
  sint16 ACC (RW, players);        /* How many players are on this level right now */
  uint16 ACC (RW, difficulty);     /* What level the player should be to play here */

  uint8 ACC (RW, darkness);        /* indicates level of darkness of map */
  uint16 ACC (RW, enter_x);        /* enter_x and enter_y are default entrance location */
  uint16 ACC (RW, enter_y);        /* on the map if none are set in the exit */
  bool ACC (RW, outdoor);  /* True if an outdoor map */
  oblinkpt *buttons;       /* Linked list of linked lists of buttons */
  sint16 ACC (RW, temp);   /* base temperature of this tile (F) */
  sint16 ACC (RW, pressure);       /* barometric pressure (mb) */
  sint8 ACC (RW, humid);   /* humitidy of this tile */
  sint8 ACC (RW, windspeed);       /* windspeed of this tile */
  sint8 ACC (RW, winddir); /* direction of wind */
  sint8 ACC (RW, sky);     /* sky conditions */
  int ACC (RW, worldpartx), ACC (RW, worldparty);  /*Highly fasten conversion between worldmap and weathermap */
  struct shopitems *shopitems;     /* a semi-colon seperated list of item-types the map's shop will trade in */
  char *ACC (RO, shoprace);        /* the preffered race of the local shopkeeper */
  double ACC (RW, shopgreed);      /* how much our shopkeeper overcharges */
  sint64 ACC (RW, shopmin);        /* minimum price a shop will trade for */
  sint64 ACC (RW, shopmax);        /* maximum price a shop will offer */
  char *ACC (RO, msg);     /* Message map creator may have left */
  char *ACC (RO, maplore); /* Map lore information */
  char *tile_path[4];      /* path to adjoining maps */
  maptile *tile_map[4];   /* Next map, linked list */
  char ACC (RW, path)[HUGE_BUF];   /* Filename of the map */

  maptile ();
  ~maptile ();
  void do_destroy ();
  void gather_callbacks (AV *&callbacks, event_type event) const;

  MTH void allocate ();
  MTH int size () const { return width * height; }

  MTH object *insert (object *op, int x, int y, object *originator = 0, int flags = 0);

  MTH void link ();
  MTH void unlink ();

  mapspace const &at (uint32 x, uint32 y) const { return spaces [x * height + y]; }
  mapspace       &at (uint32 x, uint32 y)       { return spaces [x * height + y]; }
};

#define for_all_maps(var) for (maptile *var = first_map; var; var = var->next)

/* This is used by get_rangevector to determine where the other
 * creature is.  get_rangevector takes into account map tiling,
 * so you just can not look the the map coordinates and get the
 * righte value.  distance_x/y are distance away, which
 * can be negative.  direction is the crossfire direction scheme
 * that the creature should head.  part is the part of the
 * monster that is closest.
 * Note: distance should be always >=0. I changed it to UINT. MT
 */
struct rv_vector
{
  unsigned int distance;
  int distance_x;
  int distance_y;
  int direction;
  object *part;
};

inline mapspace &
object::ms () const
{
  return map->at (x, y);
}

#endif

Revision:	1.39
Committed:	Wed Dec 27 13:13:47 2006 UTC (19 years, 9 months ago) by root
Content type:	text/plain
Branch:	MAIN
Changes since 1.38:	+3 -0 lines
Log Message:	misc stuff
#	User	Rev	Content
1	root	1.1	/*
2			CrossFire, A Multiplayer game for X-windows
3
4			Copyright (C) 2002-2005 Mark Wedel & Crossfire Development Team
5			Copyright (C) 1992 Frank Tore Johansen
6
7			This program is free software; you can redistribute it and/or modify
8			it under the terms of the GNU General Public License as published by
9			the Free Software Foundation; either version 2 of the License, or
10			(at your option) any later version.
11
12			This program is distributed in the hope that it will be useful,
13			but WITHOUT ANY WARRANTY; without even the implied warranty of
14			MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15			GNU General Public License for more details.
16
17			You should have received a copy of the GNU General Public License
18			along with this program; if not, write to the Free Software
19			Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20
21	root	1.28	The authors can be reached via e-mail at crossfire@schmorp.de
22	root	1.1	*/
23
24			/*
25	root	1.21	* The maptile is allocated each time a new map is opened.
26	root	1.1	* It contains pointers (very indirectly) to all objects on the map.
27			*/
28
29			#ifndef MAP_H
30			#define MAP_H
31
32	root	1.9	#include "cfperl.h"
33
34	root	1.1	/* We set this size - this is to make magic map work properly on
35	root	1.34	* tiled maps. There is no requirement that this matches the
36	root	1.1	* tiled maps size - it just seemed like a reasonable value.
37			* Magic map code now always starts out putting the player in the
38			* center of the map - this makes the most sense when dealing
39			* with tiled maps.
40			* We also figure out the magicmap color to use as we process the
41			* spaces - this is more efficient as we already have up to date
42			* map pointers.
43			*/
44			#define MAGIC_MAP_SIZE 50
45			#define MAGIC_MAP_HALF MAGIC_MAP_SIZE/2
46
47	root	1.31	#define MAP_LAYERS 3
48	root	1.1
49			/* options passed to ready_map_name and load_original_map */
50	root	1.34	#define MAP_FLUSH 0x01
51			#define MAP_PLAYER_UNIQUE 0x02
52			#define MAP_BLOCK 0x04
53			#define MAP_STYLE 0x08
54	root	1.1	#define MAP_OVERLAY 0x10
55
56			/* Values for in_memory below. Should probably be an enumerations */
57			#define MAP_IN_MEMORY 1
58			#define MAP_SWAPPED 2
59			#define MAP_LOADING 3
60			#define MAP_SAVING 4
61
62			/* GET_MAP_FLAGS really shouldn't be used very often - get_map_flags should
63			* really be used, as it is multi tile aware. However, there are some cases
64			* where it is known the map is not tiled or the values are known
65			* consistent (eg, op->map, op->x, op->y)
66			*/
67	root	1.29	// all those macros are herewith declared legacy
68	root	1.30	#define GET_MAP_FLAGS(M,X,Y) (M)->at((X),(Y)).flags ()
69	root	1.29	#define GET_MAP_LIGHT(M,X,Y) (M)->at((X),(Y)).light
70	root	1.34	#define GET_MAP_OB(M,X,Y) (M)->at((X),(Y)).bot
71	root	1.29	#define GET_MAP_TOP(M,X,Y) (M)->at((X),(Y)).top
72			#define GET_MAP_FACE(M,X,Y,L) (M)->at((X),(Y)).faces[L]
73			#define GET_MAP_FACE_OBJ(M,X,Y,L) (M)->at((X),(Y)).faces_obj[L]
74			#define GET_MAP_MOVE_BLOCK(M,X,Y) (M)->at((X),(Y)).move_block
75			#define GET_MAP_MOVE_SLOW(M,X,Y) (M)->at((X),(Y)).move_slow
76			#define GET_MAP_MOVE_ON(M,X,Y) (M)->at((X),(Y)).move_on
77			#define GET_MAP_MOVE_OFF(M,X,Y) (M)->at((X),(Y)).move_off
78	root	1.1
79			/* You should really know what you are doing before using this - you
80			* should almost always be using out_of_map instead, which takes into account
81			* map tiling.
82			*/
83			#define OUT_OF_REAL_MAP(M,X,Y) ((X)<0 \|\| (Y)<0 \|\| (X)>=(M)->width \|\| (Y)>=(M)->height)
84
85			/* These are used in the MapLook flags element. They are not used in
86			* in the object flags structure.
87			*/
88			#define P_BLOCKSVIEW 0x01
89	root	1.20	#define P_NO_MAGIC 0x02 /* Spells (some) can't pass this object */
90	root	1.29	#define P_PLAYER 0x04 /* a player (or something seeing these objects) is on this mapspace */
91			#define P_SAFE 0x08 /* If this is set the map tile is a safe space,
92			* that means, nothing harmful can be done,
93			* such as: bombs, potion usage, alchemy, spells
94			* this was introduced to make shops safer
95			* but is useful in other situations */
96	root	1.20	#define P_IS_ALIVE 0x10 /* something alive is on this space */
97			#define P_NO_CLERIC 0x20 /* no clerical spells cast here */
98	root	1.30
99			#define P_NEED_UPDATE 0x80 /* this space is out of date */
100	root	1.20
101	root	1.1	/* The following two values are not stored in the MapLook flags, but instead
102			* used in the get_map_flags value - that function is used to return
103			* the flag value, as well as other conditions - using a more general
104			* function that does more of the work can hopefully be used to replace
105			* lots of duplicate checks currently in the code.
106			*/
107	root	1.29	#define P_OUT_OF_MAP 0x10000 /* This space is outside the map */
108			#define P_NEW_MAP 0x20000
109	root	1.20	/* Coordinates passed result in a new tiled map */
110	root	1.1
111	root	1.29	/* P_NO_PASS is used for ob_blocked() return value. It needs
112			* to be here to make sure the bits don't match with anything.
113			*/
114			#define P_NO_PASS 0x80000
115
116			/* Instead of having numerous arrays that have information on a
117	root	1.1	* particular space (was map, floor, floor2, map_ob),
118			* have this structure take care of that information.
119			* This puts it all in one place, and should also make it easier
120			* to extend information about a space.
121			*/
122	root	1.29	struct mapspace
123	root	1.20	{
124	root	1.34	object bot, top; /* lowest/highest object on this space */
125	root	1.20	New_Face faces[MAP_LAYERS]; / faces for the 3 layers */
126	root	1.30	object faces_obj[MAP_LAYERS];/ face objects for the 3 layers */
127			uint8 flags_; /* flags about this space (see the P_ values above) */
128	root	1.20	sint8 light; /* How much light this space provides */
129	root	1.30	MoveType move_block; /* What movement types this space blocks */
130			MoveType move_slow; /* What movement types this space slows */
131			MoveType move_on; /* What movement types are activated */
132			MoveType move_off; /* What movement types are activated */
133
134			void update_ ();
135			void update ()
136			{
137			if (flags_ & P_NEED_UPDATE)
138			update_ ();
139			}
140
141			uint8 flags ()
142			{
143			update ();
144			return flags_;
145			}
146
147			// maybe only inline quick flags_ checking?
148			object *player ()
149			{
150	root	1.31	// search from the top, because players are usually on top
151			// make usually == always and this non-amortized O(1)
152			// could gte rid of P_PLAYER, too, then
153	root	1.30	if (flags () & P_PLAYER)
154	root	1.31	for (object *op = top; op; op = op->below)
155	root	1.30	if (op->type == PLAYER)
156			return op;
157
158			return 0;
159			}
160	elmex	1.6	};
161	root	1.1
162			/*
163			* this is an overlay structure of the whole world. It exists as a simple
164			* high level map, which doesn't contain the full data of the underlying map.
165			* in this map, only things such as weather are recorded. By doing so, we
166			* can keep the entire world parameters in memory, and act as a whole on
167			* them at once. We can then, in a separate loop, update the actual world
168			* with the new values we have assigned.
169			*/
170
171	root	1.20	struct weathermap_t
172			{
173			sint16 temp; /* base temperature of this tile (F) */
174			sint16 pressure; /* barometric pressure (mb) */
175			sint8 humid; /* humitidy of this tile */
176			sint8 windspeed; /* windspeed of this tile */
177			sint8 winddir; /* direction of wind */
178			sint8 sky; /* sky conditions */
179			sint32 avgelev; /* average elevation */
180			uint32 rainfall; /* cumulative rainfall */
181			uint8 darkness; /* indicates level of darkness of map */
182			uint8 water; /* 0-100 percentage of water tiles */
183			/Dynamic parts /
184			sint16 realtemp; /* temperature at a given calculation step for this tile */
185	elmex	1.6	};
186	root	1.1
187			/*
188			* Each map is in a given region of the game world and links to a region definiton, so
189			* they have to appear here in the headers, before the mapdef
190			*/
191	root	1.26	struct region : zero_initialised
192	root	1.20	{
193			struct region next; / pointer to next region, NULL for the last one */
194			const char name; / Shortend name of the region as maps refer to it */
195			const char parent_name; /
196			* So that parent and child regions can be defined in
197			* any order, we keep hold of the parent_name during
198			* initialisation, and the children get assigned to their
199			* parents later. (before runtime on the server though)
200			* nothing outside the init code should ever use this value.
201			*/
202			struct region parent; /
203			* Pointer to the region that is a parent of the current
204			* region, if a value isn't defined in the current region
205			* we traverse this series of pointers until it is.
206			*/
207			const char longname; / Official title of the region, this might be defined
208			* to be the same as name*/
209			const char msg; / the description of the region */
210			uint32 counter; /* A generic counter for holding temporary data. */
211			sint8 fallback; /* whether, in the event of a region not existing,
212			* this should be the one we fall back on as the default */
213			char jailmap; /where a player that is arrested in this region should be imprisoned. */
214			sint16 jailx, jaily; /* The coodinates in jailmap to which the player should be sent. */
215	elmex	1.6	};
216	root	1.1
217	root	1.18	struct shopitems : zero_initialised
218			{
219	root	1.20	const char name; / name of the item in question, null if it is the default item */
220			const char name_pl; / plural name */
221			int typenum; /* itemtype number we need to match 0 if it is the default price */
222			sint8 strength; /* the degree of specialisation the shop has in this item,
223			* as a percentage from -100 to 100 */
224			int index; /* being the size of the shopitems array. */
225	elmex	1.6	};
226	root	1.1
227			/* In general, code should always use the macros
228			* above (or functions in map.c) to access many of the
229			* values in the map structure. Failure to do this will
230			* almost certainly break various features. You may think
231			* it is safe to look at width and height values directly
232			* (or even through the macros), but doing so will completely
233			* break map tiling.
234			*/
235	root	1.32	INTERFACE_CLASS (maptile)
236			struct maptile : zero_initialised, attachable
237	root	1.19	{
238	root	1.29	sint32 ACC (RO, width), ACC (RO, height); /* Width and height of map. */
239			struct mapspace spaces; / Array of spaces on this map */
240
241	root	1.21	maptile ACC (RW, next); / Next map, linked list */
242	root	1.20	char ACC (RO, tmpname); / Name of temporary file */
243			char ACC (RO, name); / Name of map as given by its creator */
244			struct region ACC (RW, region); / What jurisdiction in the game world this map is ruled by
245			* points to the struct containing all the properties of
246			* the region */
247			uint32 ACC (RW, reset_time); /* when this map should reset */
248	root	1.19	uint32 ACC (RW, reset_timeout); /* How many seconds must elapse before this map
249	root	1.20	* should be reset
250			*/
251			bool ACC (RW, fixed_resettime); /* if true, reset time is not affected by
252			* players entering/exiting map
253			*/
254			bool ACC (RW, unique); /* if set, this is a per player unique map */
255			bool ACC (RW, templatemap); /* if set, this is a template map */
256			bool ACC (RW, nosmooth); /* if set the content of this map has smoothlevel=0 forced */
257			sint32 ACC (RW, timeout); /* swapout is set to this */
258			sint32 ACC (RW, swap_time); /* When it reaches 0, the map will be swapped out */
259			uint32 ACC (RW, in_memory); /* If not true, the map has been freed and must
260			* be loaded before used. The map,omap and map_ob
261			* arrays will be allocated when the map is loaded */
262	root	1.29	sint16 ACC (RW, players); /* How many players are on this level right now */
263	root	1.20	uint16 ACC (RW, difficulty); /* What level the player should be to play here */
264
265			uint8 ACC (RW, darkness); /* indicates level of darkness of map */
266			uint16 ACC (RW, enter_x); /* enter_x and enter_y are default entrance location */
267			uint16 ACC (RW, enter_y); /* on the map if none are set in the exit */
268			bool ACC (RW, outdoor); /* True if an outdoor map */
269			oblinkpt buttons; / Linked list of linked lists of buttons */
270			sint16 ACC (RW, temp); /* base temperature of this tile (F) */
271			sint16 ACC (RW, pressure); /* barometric pressure (mb) */
272			sint8 ACC (RW, humid); /* humitidy of this tile */
273			sint8 ACC (RW, windspeed); /* windspeed of this tile */
274			sint8 ACC (RW, winddir); /* direction of wind */
275			sint8 ACC (RW, sky); /* sky conditions */
276	root	1.34	int ACC (RW, worldpartx), ACC (RW, worldparty); /Highly fasten conversion between worldmap and weathermap /
277	root	1.20	struct shopitems shopitems; / a semi-colon seperated list of item-types the map's shop will trade in */
278			char ACC (RO, shoprace); / the preffered race of the local shopkeeper */
279			double ACC (RW, shopgreed); /* how much our shopkeeper overcharges */
280	pippijn	1.24	sint64 ACC (RW, shopmin); /* minimum price a shop will trade for */
281	pippijn	1.25	sint64 ACC (RW, shopmax); /* maximum price a shop will offer */
282	root	1.20	char ACC (RO, msg); / Message map creator may have left */
283			char ACC (RO, maplore); / Map lore information */
284			char tile_path[4]; / path to adjoining maps */
285	root	1.21	maptile tile_map[4]; / Next map, linked list */
286	root	1.20	char ACC (RW, path)[HUGE_BUF]; /* Filename of the map */
287	root	1.23
288			maptile ();
289	root	1.32	~maptile ();
290			void do_destroy ();
291			void gather_callbacks (AV *&callbacks, event_type event) const;
292
293	root	1.35	MTH void allocate ();
294	root	1.36	MTH int size () const { return width * height; }
295	root	1.29
296	root	1.36	MTH object insert (object op, int x, int y, object *originator = 0, int flags = 0);
297	root	1.34
298	root	1.39	MTH void link ();
299			MTH void unlink ();
300
301	root	1.37	mapspace const &at (uint32 x, uint32 y) const { return spaces [x * height + y]; }
302			mapspace &at (uint32 x, uint32 y) { return spaces [x * height + y]; }
303	elmex	1.6	};
304	root	1.1
305	root	1.38	#define for_all_maps(var) for (maptile *var = first_map; var; var = var->next)
306
307	root	1.1	/* This is used by get_rangevector to determine where the other
308			* creature is. get_rangevector takes into account map tiling,
309			* so you just can not look the the map coordinates and get the
310			* righte value. distance_x/y are distance away, which
311	root	1.29	* can be negative. direction is the crossfire direction scheme
312	root	1.1	* that the creature should head. part is the part of the
313			* monster that is closest.
314			* Note: distance should be always >=0. I changed it to UINT. MT
315			*/
316	root	1.20	struct rv_vector
317			{
318			unsigned int distance;
319			int distance_x;
320			int distance_y;
321			int direction;
322			object *part;
323	elmex	1.6	};
324	root	1.1
325	root	1.31	inline mapspace &
326			object::ms () const
327			{
328			return map->at (x, y);
329			}
330
331	root	1.1	#endif
332	root	1.22