1 |
root |
1.1 |
/* |
2 |
root |
1.90 |
* This file is part of Deliantra, the Roguelike Realtime MMORPG. |
3 |
pippijn |
1.53 |
* |
4 |
root |
1.125 |
* Copyright (©) 2005,2006,2007,2008,2009 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 |
root |
1.129 |
* Copyright (©) 2002-2005 Mark Wedel & Crossfire Development Team |
6 |
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* Copyright (©) 1992 Frank Tore Johansen |
7 |
pippijn |
1.53 |
* |
8 |
root |
1.114 |
* Deliantra is free software: you can redistribute it and/or modify it under |
9 |
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* the terms of the Affero GNU General Public License as published by the |
10 |
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* Free Software Foundation, either version 3 of the License, or (at your |
11 |
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* option) any later version. |
12 |
pippijn |
1.53 |
* |
13 |
root |
1.78 |
* This program is distributed in the hope that it will be useful, |
14 |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 |
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* GNU General Public License for more details. |
17 |
pippijn |
1.53 |
* |
18 |
root |
1.114 |
* You should have received a copy of the Affero GNU General Public License |
19 |
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* and the GNU General Public License along with this program. If not, see |
20 |
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* <http://www.gnu.org/licenses/>. |
21 |
root |
1.76 |
* |
22 |
root |
1.90 |
* The authors can be reached via e-mail to <support@deliantra.net> |
23 |
pippijn |
1.53 |
*/ |
24 |
root |
1.1 |
|
25 |
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/* |
26 |
root |
1.21 |
* The maptile is allocated each time a new map is opened. |
27 |
root |
1.1 |
* It contains pointers (very indirectly) to all objects on the map. |
28 |
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*/ |
29 |
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30 |
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#ifndef MAP_H |
31 |
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#define MAP_H |
32 |
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33 |
root |
1.40 |
#include <tr1/unordered_map> |
34 |
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35 |
root |
1.116 |
//+GPL |
36 |
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37 |
root |
1.79 |
#include "region.h" |
38 |
root |
1.9 |
#include "cfperl.h" |
39 |
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|
40 |
root |
1.1 |
/* We set this size - this is to make magic map work properly on |
41 |
root |
1.34 |
* tiled maps. There is no requirement that this matches the |
42 |
root |
1.1 |
* tiled maps size - it just seemed like a reasonable value. |
43 |
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* Magic map code now always starts out putting the player in the |
44 |
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* center of the map - this makes the most sense when dealing |
45 |
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* with tiled maps. |
46 |
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* We also figure out the magicmap color to use as we process the |
47 |
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* spaces - this is more efficient as we already have up to date |
48 |
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* map pointers. |
49 |
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*/ |
50 |
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#define MAGIC_MAP_SIZE 50 |
51 |
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#define MAGIC_MAP_HALF MAGIC_MAP_SIZE/2 |
52 |
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53 |
root |
1.31 |
#define MAP_LAYERS 3 |
54 |
root |
1.1 |
|
55 |
root |
1.104 |
// tile map index |
56 |
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enum { |
57 |
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TILE_UP = 0, |
58 |
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TILE_RIGHT = 1, |
59 |
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TILE_DOWN = 2, |
60 |
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TILE_LEFT = 3, |
61 |
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}; |
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63 |
root |
1.91 |
/* Values for in_memory below */ |
64 |
root |
1.47 |
enum { |
65 |
root |
1.91 |
MAP_ACTIVE, |
66 |
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MAP_INACTIVE, // not used atm. |
67 |
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1.47 |
MAP_SWAPPED, |
68 |
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MAP_LOADING, |
69 |
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MAP_SAVING, |
70 |
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}; |
71 |
root |
1.1 |
|
72 |
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/* GET_MAP_FLAGS really shouldn't be used very often - get_map_flags should |
73 |
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* really be used, as it is multi tile aware. However, there are some cases |
74 |
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* where it is known the map is not tiled or the values are known |
75 |
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* consistent (eg, op->map, op->x, op->y) |
76 |
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*/ |
77 |
root |
1.29 |
// all those macros are herewith declared legacy |
78 |
root |
1.30 |
#define GET_MAP_FLAGS(M,X,Y) (M)->at((X),(Y)).flags () |
79 |
root |
1.34 |
#define GET_MAP_OB(M,X,Y) (M)->at((X),(Y)).bot |
80 |
root |
1.29 |
#define GET_MAP_TOP(M,X,Y) (M)->at((X),(Y)).top |
81 |
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#define GET_MAP_FACE_OBJ(M,X,Y,L) (M)->at((X),(Y)).faces_obj[L] |
82 |
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#define GET_MAP_MOVE_BLOCK(M,X,Y) (M)->at((X),(Y)).move_block |
83 |
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#define GET_MAP_MOVE_SLOW(M,X,Y) (M)->at((X),(Y)).move_slow |
84 |
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#define GET_MAP_MOVE_ON(M,X,Y) (M)->at((X),(Y)).move_on |
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#define GET_MAP_MOVE_OFF(M,X,Y) (M)->at((X),(Y)).move_off |
86 |
root |
1.1 |
|
87 |
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/* You should really know what you are doing before using this - you |
88 |
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* should almost always be using out_of_map instead, which takes into account |
89 |
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* map tiling. |
90 |
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*/ |
91 |
root |
1.56 |
#define OUT_OF_REAL_MAP(M,X,Y) (!(IN_RANGE_EXC ((X), 0, (M)->width) && IN_RANGE_EXC ((Y), 0, (M)->height))) |
92 |
root |
1.1 |
|
93 |
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/* These are used in the MapLook flags element. They are not used in |
94 |
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* in the object flags structure. |
95 |
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*/ |
96 |
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#define P_BLOCKSVIEW 0x01 |
97 |
root |
1.20 |
#define P_NO_MAGIC 0x02 /* Spells (some) can't pass this object */ |
98 |
root |
1.117 |
#define P_NO_CLERIC 0x04 /* no clerical spells cast here */ |
99 |
root |
1.29 |
#define P_SAFE 0x08 /* If this is set the map tile is a safe space, |
100 |
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* that means, nothing harmful can be done, |
101 |
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* such as: bombs, potion usage, alchemy, spells |
102 |
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* this was introduced to make shops safer |
103 |
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* but is useful in other situations */ |
104 |
root |
1.30 |
|
105 |
root |
1.117 |
#define P_PLAYER 0x10 /* a player (or something seeing these objects) is on this mapspace */ |
106 |
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#define P_IS_ALIVE 0x20 /* something alive is on this space */ |
107 |
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#define P_UPTODATE 0x80 // this space is up to date |
108 |
root |
1.20 |
|
109 |
root |
1.1 |
/* The following two values are not stored in the MapLook flags, but instead |
110 |
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* used in the get_map_flags value - that function is used to return |
111 |
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* the flag value, as well as other conditions - using a more general |
112 |
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* function that does more of the work can hopefully be used to replace |
113 |
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* lots of duplicate checks currently in the code. |
114 |
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*/ |
115 |
root |
1.105 |
#define P_OUT_OF_MAP 0x10000 /* This space is outside the map */ |
116 |
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#define P_NEW_MAP 0x20000 /* Coordinates passed result in a new tiled map */ |
117 |
root |
1.1 |
|
118 |
root |
1.29 |
/* Instead of having numerous arrays that have information on a |
119 |
root |
1.1 |
* particular space (was map, floor, floor2, map_ob), |
120 |
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* have this structure take care of that information. |
121 |
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* This puts it all in one place, and should also make it easier |
122 |
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* to extend information about a space. |
123 |
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*/ |
124 |
root |
1.97 |
INTERFACE_CLASS (mapspace) |
125 |
root |
1.29 |
struct mapspace |
126 |
root |
1.20 |
{ |
127 |
root |
1.97 |
object *ACC (RW, bot); |
128 |
root |
1.117 |
object *ACC (RW, top); /* lowest/highest object on this space */ |
129 |
root |
1.97 |
object *ACC (RW, faces_obj[MAP_LAYERS]);/* face objects for the 3 layers */ |
130 |
root |
1.117 |
uint8 flags_; /* flags about this space (see the P_ values above) */ |
131 |
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sint8 ACC (RW, light); /* How much light this space provides */ |
132 |
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MoveType ACC (RW, move_block); /* What movement types this space blocks */ |
133 |
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MoveType ACC (RW, move_slow); /* What movement types this space slows */ |
134 |
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MoveType ACC (RW, move_on); /* What movement types are activated */ |
135 |
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MoveType ACC (RW, move_off); /* What movement types are activated */ |
136 |
root |
1.120 |
uint16_t ACC (RW, items_); // saturates at 64k |
137 |
root |
1.117 |
uint32_t ACC (RW, volume_); // ~dm³ (not cm³) (factor is actually 1024) |
138 |
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uint32_t ACC (RW, smell); // the last count a player was seen here, or 0 |
139 |
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static uint32_t ACC (RW, smellcount); // global smell counter |
140 |
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141 |
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uint32_t pad1_, pad2_; // pad to 64 bytes on 64 bit systems |
142 |
root |
1.30 |
|
143 |
root |
1.116 |
//-GPL |
144 |
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145 |
root |
1.30 |
void update_ (); |
146 |
root |
1.97 |
MTH void update () |
147 |
root |
1.30 |
{ |
148 |
root |
1.117 |
// we take advantage of the fact that 0x80 is the sign bit |
149 |
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// to generate more efficient code on many cpus |
150 |
root |
1.118 |
assert (sint8 (P_UPTODATE) < 0); |
151 |
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assert (sint8 (-1 & ~P_UPTODATE) >= 0); |
152 |
root |
1.117 |
|
153 |
root |
1.118 |
if (expect_false (sint8 (flags_) >= 0)) |
154 |
root |
1.30 |
update_ (); |
155 |
root |
1.117 |
|
156 |
root |
1.119 |
// must be true by now (gcc seems content with only the second test) |
157 |
root |
1.117 |
assume (sint8 (flags_) < 0); |
158 |
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assume (flags_ & P_UPTODATE); |
159 |
root |
1.30 |
} |
160 |
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161 |
root |
1.97 |
MTH uint8 flags () |
162 |
root |
1.30 |
{ |
163 |
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update (); |
164 |
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return flags_; |
165 |
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} |
166 |
root |
1.100 |
|
167 |
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MTH void invalidate () |
168 |
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{ |
169 |
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flags_ = 0; |
170 |
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} |
171 |
root |
1.30 |
|
172 |
root |
1.97 |
MTH object *player () |
173 |
root |
1.30 |
{ |
174 |
root |
1.98 |
object *op; |
175 |
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176 |
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if (flags () & P_PLAYER) |
177 |
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for (op = top; op->type != PLAYER; op = op->below) |
178 |
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; |
179 |
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else |
180 |
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op = 0; |
181 |
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182 |
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return op; |
183 |
root |
1.30 |
} |
184 |
root |
1.65 |
|
185 |
root |
1.120 |
MTH uint32 items() |
186 |
root |
1.117 |
{ |
187 |
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update (); |
188 |
root |
1.120 |
return items_; |
189 |
root |
1.117 |
} |
190 |
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191 |
root |
1.66 |
// return the item volume on this mapspace in cm³ |
192 |
root |
1.117 |
MTH uint64 volume () |
193 |
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{ |
194 |
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update (); |
195 |
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return volume_ * 1024; |
196 |
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} |
197 |
root |
1.88 |
|
198 |
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bool blocks (MoveType mt) const |
199 |
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{ |
200 |
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return move_block && (mt & move_block) == mt; |
201 |
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} |
202 |
root |
1.95 |
|
203 |
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bool blocks (object *op) const |
204 |
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{ |
205 |
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return blocks (op->move_type); |
206 |
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} |
207 |
elmex |
1.6 |
}; |
208 |
root |
1.1 |
|
209 |
root |
1.124 |
// a rectangular area of a map, used my split_to_tiles/unordered_mapwalk |
210 |
root |
1.104 |
struct maprect |
211 |
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{ |
212 |
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maptile *m; |
213 |
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int x0, y0; |
214 |
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int x1, y1; |
215 |
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int dx, dy; // offset to go from local coordinates to original tile */ |
216 |
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}; |
217 |
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218 |
root |
1.116 |
//+GPL |
219 |
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220 |
root |
1.18 |
struct shopitems : zero_initialised |
221 |
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{ |
222 |
root |
1.20 |
const char *name; /* name of the item in question, null if it is the default item */ |
223 |
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const char *name_pl; /* plural name */ |
224 |
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int typenum; /* itemtype number we need to match 0 if it is the default price */ |
225 |
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sint8 strength; /* the degree of specialisation the shop has in this item, |
226 |
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* as a percentage from -100 to 100 */ |
227 |
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int index; /* being the size of the shopitems array. */ |
228 |
elmex |
1.6 |
}; |
229 |
root |
1.1 |
|
230 |
root |
1.40 |
// map I/O, what to load/save |
231 |
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enum { |
232 |
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IO_HEADER = 0x01, // the "arch map" pseudo object |
233 |
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IO_OBJECTS = 0x02, // the non-unique objects |
234 |
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IO_UNIQUES = 0x04, // unique objects |
235 |
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}; |
236 |
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237 |
root |
1.1 |
/* In general, code should always use the macros |
238 |
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* above (or functions in map.c) to access many of the |
239 |
|
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* values in the map structure. Failure to do this will |
240 |
|
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* almost certainly break various features. You may think |
241 |
|
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* it is safe to look at width and height values directly |
242 |
|
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* (or even through the macros), but doing so will completely |
243 |
|
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* break map tiling. |
244 |
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*/ |
245 |
root |
1.32 |
INTERFACE_CLASS (maptile) |
246 |
|
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struct maptile : zero_initialised, attachable |
247 |
root |
1.19 |
{ |
248 |
root |
1.40 |
sint32 ACC (RW, width), ACC (RW, height); /* Width and height of map. */ |
249 |
|
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struct mapspace *spaces; /* Array of spaces on this map */ |
250 |
root |
1.60 |
uint8 *regions; /* region index per mapspace, if != 0 */ |
251 |
root |
1.79 |
region_ptr *regionmap; /* index to region */ |
252 |
root |
1.40 |
|
253 |
|
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tstamp ACC (RW, last_access); /* last time this map was accessed somehow */ |
254 |
root |
1.29 |
|
255 |
root |
1.40 |
shstr ACC (RW, name); /* Name of map as given by its creator */ |
256 |
root |
1.79 |
region_ptr ACC (RW, default_region); /* What jurisdiction in the game world this map is ruled by |
257 |
root |
1.20 |
* points to the struct containing all the properties of |
258 |
|
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* the region */ |
259 |
root |
1.40 |
double ACC (RW, reset_time); |
260 |
root |
1.19 |
uint32 ACC (RW, reset_timeout); /* How many seconds must elapse before this map |
261 |
root |
1.20 |
* should be reset |
262 |
|
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*/ |
263 |
root |
1.44 |
bool ACC (RW, dirty); /* if true, something was inserted or removed */ |
264 |
root |
1.77 |
bool ACC (RW, no_reset); // must not reset this map |
265 |
root |
1.20 |
bool ACC (RW, fixed_resettime); /* if true, reset time is not affected by |
266 |
|
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* players entering/exiting map |
267 |
|
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*/ |
268 |
|
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sint32 ACC (RW, timeout); /* swapout is set to this */ |
269 |
|
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sint32 ACC (RW, swap_time); /* When it reaches 0, the map will be swapped out */ |
270 |
|
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uint32 ACC (RW, in_memory); /* If not true, the map has been freed and must |
271 |
|
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* be loaded before used. The map,omap and map_ob |
272 |
|
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* arrays will be allocated when the map is loaded */ |
273 |
root |
1.42 |
sint16 players; /* How many players are on this map right now */ |
274 |
root |
1.20 |
uint16 ACC (RW, difficulty); /* What level the player should be to play here */ |
275 |
|
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|
276 |
root |
1.40 |
bool ACC (RW, per_player); |
277 |
|
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bool ACC (RW, per_party); |
278 |
|
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bool ACC (RW, outdoor); /* True if an outdoor map */ |
279 |
root |
1.94 |
bool ACC (RW, no_drop); /* avoid auto-dropping (on death) anything on this map */ |
280 |
root |
1.101 |
sint8 ACC (RW, darkness); /* indicates level of darkness of map */ |
281 |
|
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static sint8 outdoor_darkness; /* the global darkness level outside */ |
282 |
root |
1.40 |
|
283 |
root |
1.20 |
uint16 ACC (RW, enter_x); /* enter_x and enter_y are default entrance location */ |
284 |
|
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uint16 ACC (RW, enter_y); /* on the map if none are set in the exit */ |
285 |
|
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oblinkpt *buttons; /* Linked list of linked lists of buttons */ |
286 |
|
|
struct shopitems *shopitems; /* a semi-colon seperated list of item-types the map's shop will trade in */ |
287 |
root |
1.40 |
shstr ACC (RW, shoprace); /* the preffered race of the local shopkeeper */ |
288 |
root |
1.20 |
double ACC (RW, shopgreed); /* how much our shopkeeper overcharges */ |
289 |
pippijn |
1.24 |
sint64 ACC (RW, shopmin); /* minimum price a shop will trade for */ |
290 |
pippijn |
1.25 |
sint64 ACC (RW, shopmax); /* maximum price a shop will offer */ |
291 |
root |
1.40 |
shstr ACC (RW, msg); /* Message map creator may have left */ |
292 |
|
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shstr ACC (RW, maplore); /* Map lore information */ |
293 |
|
|
shstr ACC (RW, tile_path[4]); /* path to adjoining maps */ |
294 |
|
|
maptile *ACC (RW, tile_map[4]); /* Next map, linked list */ |
295 |
|
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shstr ACC (RW, path); /* Filename of the map */ |
296 |
root |
1.66 |
uint64 ACC (RW, max_volume); // maximum volume for all items on a mapspace |
297 |
root |
1.117 |
int ACC (RW, max_items); // maximum number of items on a mapspace |
298 |
root |
1.40 |
|
299 |
root |
1.116 |
//-GPL |
300 |
|
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|
301 |
root |
1.102 |
// the maptile:: is neccessary here for the perl interface to work |
302 |
|
|
MTH sint8 darklevel (sint8 outside = maptile::outdoor_darkness) const |
303 |
root |
1.101 |
{ |
304 |
root |
1.102 |
return clamp (outdoor ? darkness + outside : darkness, 0, MAX_DARKNESS); |
305 |
root |
1.101 |
} |
306 |
|
|
|
307 |
root |
1.102 |
static void adjust_daylight (); |
308 |
|
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|
309 |
root |
1.40 |
MTH void activate (); |
310 |
|
|
MTH void deactivate (); |
311 |
|
|
|
312 |
|
|
// allocates all (empty) mapspace |
313 |
|
|
MTH void alloc (); |
314 |
|
|
// deallocates the mapspaces (and destroys all objects) |
315 |
|
|
MTH void clear (); |
316 |
|
|
|
317 |
root |
1.122 |
MTH void post_load (); // update cached values in mapspaces etc. |
318 |
root |
1.40 |
MTH void fix_auto_apply (); |
319 |
root |
1.77 |
MTH void do_decay_objects (); |
320 |
root |
1.40 |
MTH void update_buttons (); |
321 |
|
|
MTH int change_map_light (int change); |
322 |
|
|
MTH int estimate_difficulty () const; |
323 |
|
|
|
324 |
root |
1.80 |
MTH void play_sound (faceidx sound, int x, int y) const; |
325 |
root |
1.126 |
MTH void say_msg (const_utf8_string msg, int x, int y) const; |
326 |
root |
1.80 |
|
327 |
root |
1.109 |
// connected links |
328 |
|
|
oblinkpt *find_link (shstr_tmp id); |
329 |
root |
1.111 |
MTH void trigger (shstr_tmp id, int state = 1, object *activator = 0, object *originator = 0); |
330 |
root |
1.109 |
|
331 |
root |
1.46 |
// set the given flag on all objects in the map |
332 |
|
|
MTH void set_object_flag (int flag, int value = 1); |
333 |
root |
1.96 |
MTH void post_load_original (); |
334 |
root |
1.46 |
|
335 |
root |
1.40 |
MTH void link_multipart_objects (); |
336 |
|
|
MTH void clear_unique_items (); |
337 |
|
|
|
338 |
|
|
MTH void clear_header (); |
339 |
|
|
MTH void clear_links_to (maptile *m); |
340 |
|
|
|
341 |
root |
1.60 |
MTH struct region *region (int x, int y) const; |
342 |
root |
1.59 |
|
343 |
root |
1.87 |
// load the header pseudo-object |
344 |
root |
1.51 |
bool _load_header (object_thawer &thawer); |
345 |
root |
1.87 |
MTH bool _load_header (object_thawer *thawer) { return _load_header (*thawer); } |
346 |
root |
1.40 |
|
347 |
|
|
// load objects into the map |
348 |
root |
1.51 |
bool _load_objects (object_thawer &thawer); |
349 |
root |
1.87 |
MTH bool _load_objects (object_thawer *thawer) { return _load_objects (*thawer); } |
350 |
root |
1.40 |
|
351 |
|
|
// save objects into the given file (uses IO_ flags) |
352 |
root |
1.51 |
bool _save_objects (object_freezer &freezer, int flags); |
353 |
root |
1.127 |
MTH bool _save_objects (const_octet_string path, int flags); |
354 |
root |
1.40 |
|
355 |
|
|
// save the header pseudo object _only_ |
356 |
root |
1.51 |
bool _save_header (object_freezer &freezer); |
357 |
root |
1.127 |
MTH bool _save_header (const_octet_string path); |
358 |
root |
1.23 |
|
359 |
|
|
maptile (); |
360 |
root |
1.40 |
maptile (int w, int h); |
361 |
root |
1.32 |
~maptile (); |
362 |
root |
1.40 |
|
363 |
root |
1.32 |
void do_destroy (); |
364 |
|
|
void gather_callbacks (AV *&callbacks, event_type event) const; |
365 |
|
|
|
366 |
root |
1.36 |
MTH int size () const { return width * height; } |
367 |
root |
1.29 |
|
368 |
root |
1.36 |
MTH object *insert (object *op, int x, int y, object *originator = 0, int flags = 0); |
369 |
root |
1.34 |
|
370 |
root |
1.46 |
MTH void touch () { last_access = runtime; } |
371 |
|
|
|
372 |
root |
1.104 |
MTH maptile *tile_available (int dir, bool load = true); |
373 |
root |
1.84 |
|
374 |
root |
1.47 |
// find the map that is at coordinate x|y relative to this map |
375 |
|
|
// TODO: need a better way than passing by reference |
376 |
|
|
// TODO: make perl interface |
377 |
|
|
maptile *xy_find (sint16 &x, sint16 &y); |
378 |
|
|
|
379 |
|
|
// like xy_find, but also loads the map |
380 |
|
|
maptile *xy_load (sint16 &x, sint16 &y); |
381 |
|
|
|
382 |
|
|
void do_load_sync ();//PERL |
383 |
|
|
|
384 |
|
|
// make sure the map is loaded |
385 |
|
|
MTH void load_sync () |
386 |
|
|
{ |
387 |
|
|
if (!spaces) |
388 |
|
|
do_load_sync (); |
389 |
|
|
} |
390 |
root |
1.40 |
|
391 |
root |
1.51 |
void make_map_floor (char **layout, char *floorstyle, random_map_params *RP); |
392 |
|
|
bool generate_random_map (random_map_params *RP); |
393 |
|
|
|
394 |
root |
1.126 |
static maptile *find_async (const_utf8_string path, maptile *original = 0, bool load = true);//PERL |
395 |
|
|
static maptile *find_sync (const_utf8_string path, maptile *original = 0);//PERL |
396 |
|
|
static maptile *find_style_sync (const_utf8_string dir, const_utf8_string file = 0);//PERL |
397 |
root |
1.92 |
object *pick_random_object (rand_gen &gen = rndm) const; |
398 |
root |
1.39 |
|
399 |
root |
1.100 |
mapspace &at (uint32 x, uint32 y) const { return spaces [x * height + y]; } |
400 |
root |
1.104 |
|
401 |
|
|
// return an array of maprects corresponding |
402 |
|
|
// to the given rectangular area. the last rect will have |
403 |
|
|
// a 0 map pointer. |
404 |
root |
1.128 |
maprect *split_to_tiles (dynbuf &buf, int x0, int y0, int x1, int y1); |
405 |
elmex |
1.6 |
}; |
406 |
root |
1.1 |
|
407 |
root |
1.116 |
//+GPL |
408 |
|
|
|
409 |
root |
1.1 |
/* This is used by get_rangevector to determine where the other |
410 |
|
|
* creature is. get_rangevector takes into account map tiling, |
411 |
|
|
* so you just can not look the the map coordinates and get the |
412 |
|
|
* righte value. distance_x/y are distance away, which |
413 |
root |
1.29 |
* can be negative. direction is the crossfire direction scheme |
414 |
root |
1.1 |
* that the creature should head. part is the part of the |
415 |
|
|
* monster that is closest. |
416 |
|
|
* Note: distance should be always >=0. I changed it to UINT. MT |
417 |
|
|
*/ |
418 |
root |
1.20 |
struct rv_vector |
419 |
|
|
{ |
420 |
|
|
unsigned int distance; |
421 |
|
|
int distance_x; |
422 |
|
|
int distance_y; |
423 |
|
|
int direction; |
424 |
|
|
object *part; |
425 |
elmex |
1.6 |
}; |
426 |
root |
1.1 |
|
427 |
root |
1.88 |
// comaptibility cruft start |
428 |
root |
1.52 |
//TODO: these should be refactored into things like xy_normalise |
429 |
|
|
// and so on. |
430 |
root |
1.63 |
int get_map_flags (maptile *oldmap, maptile **newmap, sint16 x, sint16 y, sint16 *nx, sint16 *ny); |
431 |
|
|
int out_of_map (maptile *m, int x, int y); |
432 |
|
|
maptile *get_map_from_coord (maptile *m, sint16 *x, sint16 *y); |
433 |
|
|
void get_rangevector (object *op1, object *op2, rv_vector *retval, int flags); |
434 |
root |
1.112 |
void get_rangevector_from_mapcoord (const maptile *m, int x, int y, const object *op2, rv_vector *retval, int flags = 0 /*unused*/); |
435 |
root |
1.63 |
int on_same_map (const object *op1, const object *op2); |
436 |
|
|
int adjacent_map (const maptile *map1, const maptile *map2, int *dx, int *dy); |
437 |
root |
1.52 |
|
438 |
|
|
// adjust map, x and y for tiled maps and return true if the position is valid at all |
439 |
root |
1.88 |
static inline bool |
440 |
root |
1.52 |
xy_normalise (maptile *&map, sint16 &x, sint16 &y) |
441 |
|
|
{ |
442 |
|
|
// when in range, do a quick return, otherwise go the slow route |
443 |
|
|
return |
444 |
|
|
(IN_RANGE_EXC (x, 0, map->width) && IN_RANGE_EXC (y, 0, map->height)) |
445 |
|
|
|| !(get_map_flags (map, &map, x, y, &x, &y) & P_OUT_OF_MAP); |
446 |
|
|
} |
447 |
root |
1.88 |
// comaptibility cruft end |
448 |
root |
1.52 |
|
449 |
root |
1.116 |
//-GPL |
450 |
|
|
|
451 |
root |
1.31 |
inline mapspace & |
452 |
|
|
object::ms () const |
453 |
|
|
{ |
454 |
|
|
return map->at (x, y); |
455 |
|
|
} |
456 |
|
|
|
457 |
root |
1.85 |
struct mapxy { |
458 |
|
|
maptile *m; |
459 |
|
|
sint16 x, y; |
460 |
|
|
|
461 |
|
|
mapxy (maptile *m, sint16 x, sint16 y) |
462 |
|
|
: m(m), x(x), y(y) |
463 |
|
|
{ } |
464 |
|
|
|
465 |
|
|
mapxy (object *op) |
466 |
|
|
: m(op->map), x(op->x), y(op->y) |
467 |
|
|
{ } |
468 |
|
|
|
469 |
root |
1.89 |
mapxy &move (int dx, int dy) |
470 |
root |
1.85 |
{ |
471 |
root |
1.89 |
x += dx; |
472 |
|
|
y += dy; |
473 |
root |
1.85 |
|
474 |
|
|
return *this; |
475 |
|
|
} |
476 |
|
|
|
477 |
root |
1.89 |
mapxy &move (int dir) |
478 |
|
|
{ |
479 |
|
|
return move (freearr_x [dir], freearr_y [dir]); |
480 |
|
|
} |
481 |
|
|
|
482 |
root |
1.85 |
operator void *() const { return (void *)m; } |
483 |
|
|
mapxy &operator =(const object *op) |
484 |
|
|
{ |
485 |
|
|
m = op->map; |
486 |
|
|
x = op->x; |
487 |
|
|
y = op->y; |
488 |
|
|
|
489 |
|
|
return *this; |
490 |
|
|
} |
491 |
|
|
|
492 |
|
|
mapspace *operator ->() const { return &m->at (x, y); } |
493 |
root |
1.88 |
mapspace &operator * () const { return m->at (x, y); } |
494 |
root |
1.85 |
|
495 |
|
|
bool normalise () |
496 |
|
|
{ |
497 |
|
|
return xy_normalise (m, x, y); |
498 |
|
|
} |
499 |
root |
1.86 |
|
500 |
root |
1.95 |
mapspace &ms () const |
501 |
|
|
{ |
502 |
|
|
return m->at (x, y); |
503 |
|
|
} |
504 |
|
|
|
505 |
root |
1.86 |
object *insert (object *op, object *originator = 0, int flags = 0) const |
506 |
|
|
{ |
507 |
root |
1.95 |
return m->insert (op, x, y, originator, flags); |
508 |
root |
1.86 |
} |
509 |
root |
1.85 |
}; |
510 |
|
|
|
511 |
|
|
inline const mapxy & |
512 |
|
|
object::operator =(const mapxy &pos) |
513 |
|
|
{ |
514 |
|
|
map = pos.m; |
515 |
|
|
x = pos.x; |
516 |
|
|
y = pos.y; |
517 |
|
|
|
518 |
|
|
return pos; |
519 |
|
|
} |
520 |
|
|
|
521 |
root |
1.103 |
// iterate over a rectangular area relative to op |
522 |
|
|
// can be used as a single statement, but both iterate macros |
523 |
|
|
// invocations must not be followed by a ";" |
524 |
|
|
// see common/los.C for usage example |
525 |
root |
1.104 |
// the walk will be ordered, outer loop x, inner loop y |
526 |
|
|
// m will be set to the map (or 0), nx, ny to the map coord, dx, dy to the offset relative to op |
527 |
root |
1.108 |
// "continue" will skip to the next space |
528 |
root |
1.104 |
#define ordered_mapwalk_begin(op,dx0,dy0,dx1,dy1) \ |
529 |
|
|
for (int dx = (dx0); dx <= (dx1); ++dx) \ |
530 |
|
|
{ \ |
531 |
|
|
sint16 nx, ny; \ |
532 |
|
|
maptile *m = 0; \ |
533 |
|
|
\ |
534 |
|
|
for (int dy = (dy0); dy <= (dy1); ++dy) \ |
535 |
|
|
{ \ |
536 |
|
|
/* check to see if we can simply go one down quickly, */ \ |
537 |
|
|
/* if not, do it the slow way */ \ |
538 |
|
|
if (!m || ++ny >= m->height) \ |
539 |
|
|
{ \ |
540 |
|
|
nx = (op)->x + dx; ny = (op)->y + dy; m = (op)->map; \ |
541 |
|
|
\ |
542 |
root |
1.107 |
if (!xy_normalise (m, nx, ny)) \ |
543 |
root |
1.104 |
m = 0; \ |
544 |
|
|
} |
545 |
|
|
|
546 |
|
|
#define ordered_mapwalk_end \ |
547 |
|
|
} \ |
548 |
|
|
} |
549 |
|
|
|
550 |
root |
1.128 |
extern dynbuf mapwalk_buf; // can be used in simple non-recursive situations |
551 |
|
|
|
552 |
root |
1.104 |
// loop over every space in the given maprect, |
553 |
root |
1.113 |
// setting m, nx, ny to the map and -coordinate and dx, dy to the offset relative to dx0,dy0 |
554 |
root |
1.104 |
// the iterator code must be a single statement following this macro call, similar to "if" |
555 |
root |
1.108 |
// "continue" will skip to the next space |
556 |
root |
1.104 |
#define rect_mapwalk(rect,dx0,dy0) \ |
557 |
|
|
statementvar (maptile *, m, (rect)->m) \ |
558 |
|
|
for (int nx = (rect)->x0; nx < (rect)->x1; ++nx) \ |
559 |
|
|
for (int ny = (rect)->y0; ny < (rect)->y1; ++ny) \ |
560 |
|
|
statementvar (int, dx, nx + (rect)->dx - (dx0)) \ |
561 |
|
|
statementvar (int, dy, ny + (rect)->dy - (dy0)) |
562 |
|
|
|
563 |
root |
1.113 |
// same as ordered_mapwalk, but the walk will not follow any particular |
564 |
root |
1.104 |
// order (unorded), but is likely faster. |
565 |
|
|
// m will be set to the map (never 0!), nx, ny to the map coord, dx, dy to the offset relative to op |
566 |
root |
1.108 |
// "continue" will skip to the next space |
567 |
root |
1.128 |
#define unordered_mapwalk_at(buf,map,ox,oy,dx0,dy0,dx1,dy1) \ |
568 |
|
|
for (maprect *r_e_c_t = (map)->split_to_tiles (buf, \ |
569 |
root |
1.115 |
(ox) + (dx0) , (oy) + (dy0) , \ |
570 |
|
|
(ox) + (dx1) + 1, (oy) + (dy1) + 1); \ |
571 |
root |
1.104 |
r_e_c_t->m; \ |
572 |
|
|
++r_e_c_t) \ |
573 |
root |
1.115 |
rect_mapwalk (r_e_c_t, (ox), (oy)) |
574 |
|
|
|
575 |
root |
1.128 |
#define unordered_mapwalk(buf,op,dx0,dy0,dx1,dy1) \ |
576 |
|
|
unordered_mapwalk_at (buf,op->map, op->x, op->y, dx0, dy0, dx1, dy1) |
577 |
root |
1.103 |
|
578 |
root |
1.1 |
#endif |
579 |
root |
1.22 |
|