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/cvs/deliantra/server/common/map.C
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Comparing deliantra/server/common/map.C (file contents):
Revision 1.21 by root, Sun Sep 3 22:45:55 2006 UTC vs.
Revision 1.38 by pippijn, Mon Dec 11 19:46:46 2006 UTC

1/*
2 * static char *rcsid_map_c =
3 * "$Id: map.C,v 1.21 2006/09/03 22:45:55 root Exp $";
4 */
5
6/* 1/*
7 CrossFire, A Multiplayer game for X-windows 2 CrossFire, A Multiplayer game for X-windows
8 3
9 Copyright (C) 2001-2003 Mark Wedel & Crossfire Development Team 4 Copyright (C) 2001-2003 Mark Wedel & Crossfire Development Team
10 Copyright (C) 1992 Frank Tore Johansen 5 Copyright (C) 1992 Frank Tore Johansen
… …
21 16
22 You should have received a copy of the GNU General Public License 17 You should have received a copy of the GNU General Public License
23 along with this program; if not, write to the Free Software 18 along with this program; if not, write to the Free Software
24 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 20
26 The authors can be reached via e-mail at crossfire-devel@real-time.com 21 The authors can be reached via e-mail at <crossfire@schmorp.de>
27*/ 22*/
28 23
29 24
30#include <global.h> 25#include <global.h>
31#include <funcpoint.h> 26#include <funcpoint.h>
32 27
33#include <loader.h> 28#include <loader.h>
34#ifndef WIN32 /* ---win32 exclude header */
35#include <unistd.h> 29#include <unistd.h>
36#endif /* win32 */
37 30
38#include "path.h" 31#include "path.h"
39 32
40 33
41extern int nrofallocobjects,nroffreeobjects;
42
43/* 34/*
44 * Returns the mapstruct which has a name matching the given argument. 35 * Returns the maptile which has a name matching the given argument.
45 * return NULL if no match is found. 36 * return NULL if no match is found.
46 */ 37 */
47 38
39maptile *
48mapstruct *has_been_loaded (const char *name) { 40has_been_loaded (const char *name)
49 mapstruct *map; 41{
42 maptile *map;
50 43
51 if (!name || !*name) 44 if (!name || !*name)
52 return 0; 45 return 0;
53 for (map = first_map; map; map = map->next) 46 for (map = first_map; map; map = map->next)
54 if (!strcmp (name, map->path)) 47 if (!strcmp (name, map->path))
55 break; 48 break;
56 return (map); 49 return (map);
57} 50}
58 51
59/* 52/*
60 * This makes a path absolute outside the world of Crossfire. 53 * This makes a path absolute outside the world of Crossfire.
61 * In other words, it prepends LIBDIR/MAPDIR/ to the given path 54 * In other words, it prepends LIBDIR/MAPDIR/ to the given path
62 * and returns the pointer to a static array containing the result. 55 * and returns the pointer to a static array containing the result.
63 * it really should be called create_mapname 56 * it really should be called create_mapname
64 */ 57 */
65 58
59const char *
66const char *create_pathname (const char *name) { 60create_pathname (const char *name)
61{
67 static char buf[MAX_BUF]; 62 static char buf[MAX_BUF];
68 63
69 /* Why? having extra / doesn't confuse unix anyplace? Dependancies 64 /* Why? having extra / doesn't confuse unix anyplace? Dependancies
70 * someplace else in the code? msw 2-17-97 65 * someplace else in the code? msw 2-17-97
71 */ 66 */
72 if (*name == '/') 67 if (*name == '/')
73 sprintf (buf, "%s/%s%s", settings.datadir, settings.mapdir, name); 68 sprintf (buf, "%s/%s%s", settings.datadir, settings.mapdir, name);
74 else 69 else
75 sprintf (buf, "%s/%s/%s", settings.datadir, settings.mapdir, name); 70 sprintf (buf, "%s/%s/%s", settings.datadir, settings.mapdir, name);
76 return (buf); 71 return (buf);
77} 72}
78 73
79/* 74/*
80 * same as create_pathname, but for the overlay maps. 75 * same as create_pathname, but for the overlay maps.
81 */ 76 */
82 77
78const char *
83const char *create_overlay_pathname (const char *name) { 79create_overlay_pathname (const char *name)
80{
84 static char buf[MAX_BUF]; 81 static char buf[MAX_BUF];
85 82
86 /* Why? having extra / doesn't confuse unix anyplace? Dependancies 83 /* Why? having extra / doesn't confuse unix anyplace? Dependancies
87 * someplace else in the code? msw 2-17-97 84 * someplace else in the code? msw 2-17-97
88 */ 85 */
89 if (*name == '/') 86 if (*name == '/')
90 sprintf (buf, "%s/%s%s", settings.localdir, settings.mapdir, name); 87 sprintf (buf, "%s/%s%s", settings.localdir, settings.mapdir, name);
91 else 88 else
92 sprintf (buf, "%s/%s/%s", settings.localdir, settings.mapdir, name); 89 sprintf (buf, "%s/%s/%s", settings.localdir, settings.mapdir, name);
93 return (buf); 90 return (buf);
94} 91}
95 92
96/* 93/*
97 * same as create_pathname, but for the template maps. 94 * same as create_pathname, but for the template maps.
98 */ 95 */
99 96
97const char *
100const char *create_template_pathname (const char *name) { 98create_template_pathname (const char *name)
99{
101 static char buf[MAX_BUF]; 100 static char buf[MAX_BUF];
102 101
103 /* Why? having extra / doesn't confuse unix anyplace? Dependancies 102 /* Why? having extra / doesn't confuse unix anyplace? Dependancies
104 * someplace else in the code? msw 2-17-97 103 * someplace else in the code? msw 2-17-97
105 */ 104 */
106 if (*name == '/') 105 if (*name == '/')
107 sprintf (buf, "%s/%s%s", settings.localdir, settings.templatedir, name); 106 sprintf (buf, "%s/%s%s", settings.localdir, settings.templatedir, name);
108 else 107 else
109 sprintf (buf, "%s/%s/%s", settings.localdir, settings.templatedir, name); 108 sprintf (buf, "%s/%s/%s", settings.localdir, settings.templatedir, name);
110 return (buf); 109 return (buf);
111} 110}
112 111
113/* 112/*
114 * This makes absolute path to the itemfile where unique objects 113 * This makes absolute path to the itemfile where unique objects
115 * will be saved. Converts '/' to '@'. I think it's essier maintain 114 * will be saved. Converts '/' to '@'. I think it's essier maintain
116 * files than full directory structure, but if this is problem it can 115 * files than full directory structure, but if this is problem it can
117 * be changed. 116 * be changed.
118 */ 117 */
118static const char *
119static const char *create_items_path (const char *s) { 119create_items_path (const char *s)
120{
120 static char buf[MAX_BUF]; 121 static char buf[MAX_BUF];
121 char *t; 122 char *t;
122 123
124 if (*s == '/')
125 s++;
126
127 sprintf (buf, "%s/%s/", settings.localdir, settings.uniquedir);
128
129 for (t = buf + strlen (buf); *s; s++, t++)
123 if (*s == '/') 130 if (*s == '/')
124 s++;
125
126 sprintf (buf, "%s/%s/", settings.localdir, settings.uniquedir);
127
128 for (t=buf+strlen(buf); *s; s++,t++)
129 if (*s == '/')
130 *t = '@'; 131 *t = '@';
131 else 132 else
132 *t = *s; 133 *t = *s;
133 *t = 0; 134 *t = 0;
134 return (buf); 135 return (buf);
135} 136}
136 137
137 138
138/* 139/*
139 * This function checks if a file with the given path exists. 140 * This function checks if a file with the given path exists.
… …
149 * when the editor goes away, the call to stat should probably be 150 * when the editor goes away, the call to stat should probably be
150 * replaced by an access instead (similar to the windows one, but 151 * replaced by an access instead (similar to the windows one, but
151 * that seems to be missing the prepend_dir processing 152 * that seems to be missing the prepend_dir processing
152 */ 153 */
153 154
155int
154int check_path (const char *name, int prepend_dir) 156check_path (const char *name, int prepend_dir)
155{ 157{
156 char buf[MAX_BUF]; 158 char buf[MAX_BUF];
157#ifndef WIN32 159
158 char *endbuf; 160 char *endbuf;
159 struct stat statbuf; 161 struct stat statbuf;
160 int mode = 0, i; 162 int mode = 0;
161#endif
162 163
163 if (prepend_dir) 164 if (prepend_dir)
164 strcpy (buf, create_pathname(name)); 165 strcpy (buf, create_pathname (name));
165 else 166 else
166 strcpy(buf, name); 167 strcpy (buf, name);
167#ifdef WIN32 /* ***win32: check this sucker in windows style. */
168 return(_access(buf,0));
169#else
170 168
171 /* old method (strchr(buf, '\0')) seemd very odd to me - 169 /* old method (strchr(buf, '\0')) seemd very odd to me -
172 * this method should be equivalant and is clearer. 170 * this method should be equivalant and is clearer.
173 * Can not use strcat because we need to cycle through 171 * Can not use strcat because we need to cycle through
174 * all the names. 172 * all the names.
175 */ 173 */
176 endbuf = buf + strlen(buf); 174 endbuf = buf + strlen (buf);
177 175
178 if (stat (buf, &statbuf)) 176 if (stat (buf, &statbuf))
179 return -1; 177 return -1;
180 if (!S_ISREG (statbuf.st_mode)) 178 if (!S_ISREG (statbuf.st_mode))
181 return (-1); 179 return (-1);
182 180
183 if (((statbuf.st_mode & S_IRGRP) && getegid() == statbuf.st_gid) || 181 if (((statbuf.st_mode & S_IRGRP) && getegid () == statbuf.st_gid) ||
184 ((statbuf.st_mode & S_IRUSR) && geteuid() == statbuf.st_uid) || 182 ((statbuf.st_mode & S_IRUSR) && geteuid () == statbuf.st_uid) || (statbuf.st_mode & S_IROTH))
185 (statbuf.st_mode & S_IROTH))
186 mode |= 4; 183 mode |= 4;
187 184
188 if ((statbuf.st_mode & S_IWGRP && getegid() == statbuf.st_gid) || 185 if ((statbuf.st_mode & S_IWGRP && getegid () == statbuf.st_gid) ||
189 (statbuf.st_mode & S_IWUSR && geteuid() == statbuf.st_uid) || 186 (statbuf.st_mode & S_IWUSR && geteuid () == statbuf.st_uid) || (statbuf.st_mode & S_IWOTH))
190 (statbuf.st_mode & S_IWOTH))
191 mode |= 2; 187 mode |= 2;
192 188
193 return (mode); 189 return (mode);
194#endif
195} 190}
196 191
197/* 192/*
198 * Prints out debug-information about a map. 193 * Prints out debug-information about a map.
199 * Dumping these at llevError doesn't seem right, but is 194 * Dumping these at llevError doesn't seem right, but is
200 * necessary to make sure the information is in fact logged. 195 * necessary to make sure the information is in fact logged.
201 */ 196 */
202 197
203void dump_map(const mapstruct *m) { 198void
199dump_map (const maptile *m)
200{
204 LOG(llevError,"Map %s status: %d.\n",m->path,m->in_memory); 201 LOG (llevError, "Map %s status: %d.\n", m->path, m->in_memory);
205 LOG(llevError,"Size: %dx%d Start: %d,%d\n", 202 LOG (llevError, "Size: %dx%d Start: %d,%d\n", MAP_WIDTH (m), MAP_HEIGHT (m), MAP_ENTER_X (m), MAP_ENTER_Y (m));
206 MAP_WIDTH(m), MAP_HEIGHT(m),
207 MAP_ENTER_X(m), MAP_ENTER_Y(m));
208 203
209 if(m->msg!=NULL) 204 if (m->msg != NULL)
210 LOG(llevError,"Message:\n%s",m->msg); 205 LOG (llevError, "Message:\n%s", m->msg);
211 206
212 if(m->maplore!=NULL) 207 if (m->maplore != NULL)
213 LOG(llevError,"Lore:\n%s",m->maplore); 208 LOG (llevError, "Lore:\n%s", m->maplore);
214 209
215 if(m->tmpname!=NULL) 210 if (m->tmpname != NULL)
216 LOG(llevError,"Tmpname: %s\n",m->tmpname); 211 LOG (llevError, "Tmpname: %s\n", m->tmpname);
217 212
218 LOG(llevError,"Difficulty: %d\n",m->difficulty); 213 LOG (llevError, "Difficulty: %d\n", m->difficulty);
219 LOG(llevError,"Darkness: %d\n",m->darkness); 214 LOG (llevError, "Darkness: %d\n", m->darkness);
220} 215}
221 216
222/* 217/*
223 * Prints out debug-information about all maps. 218 * Prints out debug-information about all maps.
224 * This basically just goes through all the maps and calls 219 * This basically just goes through all the maps and calls
225 * dump_map on each one. 220 * dump_map on each one.
226 */ 221 */
227 222
223void
228void dump_all_maps(void) { 224dump_all_maps (void)
229 mapstruct *m; 225{
226 maptile *m;
227
230 for(m=first_map;m!=NULL;m=m->next) { 228 for (m = first_map; m != NULL; m = m->next)
229 {
231 dump_map(m); 230 dump_map (m);
232 } 231 }
233} 232}
234 233
235/* This rolls up wall, blocks_magic, blocks_view, etc, all into 234/* This rolls up wall, blocks_magic, blocks_view, etc, all into
236 * one function that just returns a P_.. value (see map.h) 235 * one function that just returns a P_.. value (see map.h)
237 * it will also do map translation for tiled maps, returning 236 * it will also do map translation for tiled maps, returning
… …
240 * by a P_NEW_MAP value, another call to get_map_from_coord 239 * by a P_NEW_MAP value, another call to get_map_from_coord
241 * is needed. The case of not passing values is if we're just 240 * is needed. The case of not passing values is if we're just
242 * checking for the existence of something on those spaces, but 241 * checking for the existence of something on those spaces, but
243 * don't expect to insert/remove anything from those spaces. 242 * don't expect to insert/remove anything from those spaces.
244 */ 243 */
244int
245int get_map_flags(mapstruct *oldmap, mapstruct **newmap, sint16 x, sint16 y, sint16 *nx, sint16 *ny) 245get_map_flags (maptile *oldmap, maptile **newmap, sint16 x, sint16 y, sint16 * nx, sint16 * ny)
246{ 246{
247 sint16 newx, newy; 247 sint16 newx, newy;
248 int retval=0; 248 int retval = 0;
249 mapstruct *mp; 249 maptile *mp;
250 250
251 if (out_of_map(oldmap, x, y)) return P_OUT_OF_MAP; 251 if (out_of_map (oldmap, x, y))
252 return P_OUT_OF_MAP;
252 newx = x; 253 newx = x;
253 newy = y; 254 newy = y;
254 mp = get_map_from_coord(oldmap, &newx, &newy); 255 mp = get_map_from_coord (oldmap, &newx, &newy);
255 if (mp != oldmap) 256 if (mp != oldmap)
256 retval |= P_NEW_MAP; 257 retval |= P_NEW_MAP;
257 if (newmap) *newmap = mp; 258 if (newmap)
259 *newmap = mp;
260 if (nx)
258 if (nx) *nx = newx; 261 *nx = newx;
262 if (ny)
259 if (ny) *ny = newy; 263 *ny = newy;
264
260 retval |= mp->spaces[newx + mp->width * newy].flags; 265 retval |= mp->spaces[newx + mp->width * newy].flags;
261 266
262 if (retval & P_SAFE)
263 retval |= P_NO_MAGIC | P_NO_CLERIC; // P_SAFE does imply these
264
265 return retval; 267 return retval;
266} 268}
267
268 269
269/* 270/*
270 * Returns true if the given coordinate is blocked except by the 271 * Returns true if the given coordinate is blocked except by the
271 * object passed is not blocking. This is used with 272 * object passed is not blocking. This is used with
272 * multipart monsters - if we want to see if a 2x2 monster 273 * multipart monsters - if we want to see if a 2x2 monster
… …
276 * monster. 277 * monster.
277 * m, x, y are the target map/coordinates - needed for map tiling. 278 * m, x, y are the target map/coordinates - needed for map tiling.
278 * the coordinates & map passed in should have been updated for tiling 279 * the coordinates & map passed in should have been updated for tiling
279 * by the caller. 280 * by the caller.
280 */ 281 */
281 282int
282int blocked_link(object *ob, mapstruct *m, int sx, int sy) { 283blocked_link (object *ob, maptile *m, int sx, int sy)
284{
283 object *tmp; 285 object *tmp;
284 int mflags, blocked; 286 int mflags, blocked;
285 287
286 /* Make sure the coordinates are valid - they should be, as caller should 288 /* Make sure the coordinates are valid - they should be, as caller should
287 * have already checked this. 289 * have already checked this.
288 */ 290 */
289 if (OUT_OF_REAL_MAP(m, sx, sy)) { 291 if (OUT_OF_REAL_MAP (m, sx, sy))
292 {
290 LOG(llevError,"blocked_link: Passed map, x, y coordinates outside of map\n"); 293 LOG (llevError, "blocked_link: Passed map, x, y coordinates outside of map\n");
291 return 1; 294 return 1;
292 } 295 }
293 296
294 /* Save some cycles - instead of calling get_map_flags(), just get the value 297 /* Save some cycles - instead of calling get_map_flags(), just get the value
295 * directly. 298 * directly.
296 */ 299 */
297 mflags = m->spaces[sx + m->width * sy].flags; 300 mflags = m->spaces[sx + m->width * sy].flags;
298 301
299 blocked = GET_MAP_MOVE_BLOCK(m, sx, sy); 302 blocked = GET_MAP_MOVE_BLOCK (m, sx, sy);
300 303
301 /* If space is currently not blocked by anything, no need to 304 /* If space is currently not blocked by anything, no need to
302 * go further. Not true for players - all sorts of special 305 * go further. Not true for players - all sorts of special
303 * things we need to do for players. 306 * things we need to do for players.
304 */ 307 */
305 if (ob->type != PLAYER && ! (mflags & P_IS_ALIVE) && (blocked==0)) return 0; 308 if (ob->type != PLAYER && !(mflags & P_IS_ALIVE) && (blocked == 0))
309 return 0;
306 310
307 /* if there isn't anytyhing alive on this space, and this space isn't 311 /* if there isn't anytyhing alive on this space, and this space isn't
308 * otherwise blocked, we can return now. Only if there is a living 312 * otherwise blocked, we can return now. Only if there is a living
309 * creature do we need to investigate if it is part of this creature 313 * creature do we need to investigate if it is part of this creature
310 * or another. Likewise, only if something is blocking us do we 314 * or another. Likewise, only if something is blocking us do we
311 * need to investigate if there is a special circumstance that would 315 * need to investigate if there is a special circumstance that would
312 * let the player through (inventory checkers for example) 316 * let the player through (inventory checkers for example)
313 */ 317 */
314 if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK(ob, blocked)) return 0; 318 if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK (ob, blocked))
319 return 0;
315 320
316 if(ob->head != NULL) 321 if (ob->head != NULL)
317 ob=ob->head; 322 ob = ob->head;
318 323
319 /* We basically go through the stack of objects, and if there is 324 /* We basically go through the stack of objects, and if there is
320 * some other object that has NO_PASS or FLAG_ALIVE set, return 325 * some other object that has NO_PASS or FLAG_ALIVE set, return
321 * true. If we get through the entire stack, that must mean 326 * true. If we get through the entire stack, that must mean
322 * ob is blocking it, so return 0. 327 * ob is blocking it, so return 0.
323 */ 328 */
324 for(tmp = GET_MAP_OB(m,sx,sy); tmp!= NULL; tmp = tmp->above) { 329 for (tmp = GET_MAP_OB (m, sx, sy); tmp != NULL; tmp = tmp->above)
330 {
325 331
326 /* This must be before the checks below. Code for inventory checkers. */ 332 /* This must be before the checks below. Code for inventory checkers. */
327 if (tmp->type==CHECK_INV && OB_MOVE_BLOCK(ob, tmp)) { 333 if (tmp->type == CHECK_INV && OB_MOVE_BLOCK (ob, tmp))
334 {
328 /* If last_sp is set, the player/monster needs an object, 335 /* If last_sp is set, the player/monster needs an object,
329 * so we check for it. If they don't have it, they can't 336 * so we check for it. If they don't have it, they can't
330 * pass through this space. 337 * pass through this space.
331 */ 338 */
332 if (tmp->last_sp) { 339 if (tmp->last_sp)
340 {
333 if (check_inv_recursive(ob,tmp)==NULL) 341 if (check_inv_recursive (ob, tmp) == NULL)
334 return 1; 342 return 1;
335 else 343 else
336 continue; 344 continue;
337 } else {
338 /* In this case, the player must not have the object -
339 * if they do, they can't pass through.
340 */
341 if (check_inv_recursive(ob,tmp)!=NULL) /* player has object */
342 return 1;
343 else
344 continue;
345 } 345 }
346 } /* if check_inv */
347 else { 346 else
347 {
348 /* In this case, the player must not have the object -
349 * if they do, they can't pass through.
350 */
351 if (check_inv_recursive (ob, tmp) != NULL) /* player has object */
352 return 1;
353 else
354 continue;
355 }
356 } /* if check_inv */
357 else
358 {
348 /* Broke apart a big nasty if into several here to make 359 /* Broke apart a big nasty if into several here to make
349 * this more readable. first check - if the space blocks 360 * this more readable. first check - if the space blocks
350 * movement, can't move here. 361 * movement, can't move here.
351 * second - if a monster, can't move there, unles it is a 362 * second - if a monster, can't move there, unles it is a
352 * hidden dm 363 * hidden dm
353 */ 364 */
354 if (OB_MOVE_BLOCK(ob, tmp)) return 1; 365 if (OB_MOVE_BLOCK (ob, tmp))
366 return 1;
355 if (QUERY_FLAG(tmp,FLAG_ALIVE) && tmp->head != ob && tmp != ob && 367 if (QUERY_FLAG (tmp, FLAG_ALIVE) && tmp->head != ob && tmp != ob &&
356 tmp->type != DOOR && !(QUERY_FLAG(tmp,FLAG_WIZ) && tmp->contr->hidden)) 368 tmp->type != DOOR && !(QUERY_FLAG (tmp, FLAG_WIZ) && tmp->contr->hidden))
357 return 1; 369 return 1;
358 } 370 }
359 371
360 } 372 }
361 return 0; 373 return 0;
362} 374}
363 375
364 376
365/* 377/*
366 * Returns true if the given object can't fit in the given spot. 378 * Returns true if the given object can't fit in the given spot.
… …
387 * Note this used to be arch_blocked, but with new movement 399 * Note this used to be arch_blocked, but with new movement
388 * code, we need to have actual object to check its move_type 400 * code, we need to have actual object to check its move_type
389 * against the move_block values. 401 * against the move_block values.
390 */ 402 */
391 403
404int
392int ob_blocked(const object *ob,mapstruct *m,sint16 x,sint16 y) { 405ob_blocked (const object *ob, maptile *m, sint16 x, sint16 y)
406{
393 archetype *tmp; 407 archetype *tmp;
394 int flag; 408 int flag;
395 mapstruct *m1; 409 maptile *m1;
396 sint16 sx, sy; 410 sint16 sx, sy;
397 411
398 if(ob==NULL) { 412 if (ob == NULL)
413 {
399 flag= get_map_flags(m,&m1, x,y, &sx, &sy); 414 flag = get_map_flags (m, &m1, x, y, &sx, &sy);
400 if (flag & P_OUT_OF_MAP) return P_OUT_OF_MAP; 415 if (flag & P_OUT_OF_MAP)
416 return P_OUT_OF_MAP;
401 417
402 /* don't have object, so don't know what types would block */ 418 /* don't have object, so don't know what types would block */
403 return(GET_MAP_MOVE_BLOCK(m1, sx, sy)); 419 return (GET_MAP_MOVE_BLOCK (m1, sx, sy));
404 } 420 }
405 421
406 for(tmp=ob->arch; tmp!=NULL;tmp=tmp->more) { 422 for (tmp = ob->arch; tmp != NULL; tmp = tmp->more)
423 {
407 flag = get_map_flags(m, &m1, x+tmp->clone.x,y+tmp->clone.y, &sx, &sy); 424 flag = get_map_flags (m, &m1, x + tmp->clone.x, y + tmp->clone.y, &sx, &sy);
408 425
409 if (flag & P_OUT_OF_MAP) return P_OUT_OF_MAP; 426 if (flag & P_OUT_OF_MAP)
410 if (flag & P_IS_ALIVE) return P_IS_ALIVE; 427 return P_OUT_OF_MAP;
428 if (flag & P_IS_ALIVE)
429 return P_IS_ALIVE;
411 430
412 /* find_first_free_spot() calls this function. However, often 431 /* find_first_free_spot() calls this function. However, often
413 * ob doesn't have any move type (when used to place exits) 432 * ob doesn't have any move type (when used to place exits)
414 * so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work. 433 * so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work.
415 */ 434 */
416 435
417 if (ob->move_type == 0 && GET_MAP_MOVE_BLOCK(m1, sx, sy) != MOVE_ALL) continue; 436 if (ob->move_type == 0 && GET_MAP_MOVE_BLOCK (m1, sx, sy) != MOVE_ALL)
437 continue;
418 438
419 /* Note it is intentional that we check ob - the movement type of the 439 /* Note it is intentional that we check ob - the movement type of the
420 * head of the object should correspond for the entire object. 440 * head of the object should correspond for the entire object.
421 */ 441 */
422 if (OB_TYPE_MOVE_BLOCK(ob, GET_MAP_MOVE_BLOCK(m1, sx, sy))) 442 if (OB_TYPE_MOVE_BLOCK (ob, GET_MAP_MOVE_BLOCK (m1, sx, sy)))
423 return AB_NO_PASS; 443 return AB_NO_PASS;
424 444
425 } 445 }
426 return 0; 446 return 0;
427} 447}
428 448
429/* When the map is loaded, load_object does not actually insert objects 449/* When the map is loaded, load_object does not actually insert objects
430 * into inventory, but just links them. What this does is go through 450 * into inventory, but just links them. What this does is go through
431 * and insert them properly. 451 * and insert them properly.
432 * The object 'container' is the object that contains the inventory. 452 * The object 'container' is the object that contains the inventory.
433 * This is needed so that we can update the containers weight. 453 * This is needed so that we can update the containers weight.
434 */ 454 */
435 455
456void
436void fix_container(object *container) 457fix_container (object *container)
437{ 458{
438 object *tmp=container->inv, *next; 459 object *tmp = container->inv, *next;
439 460
440 container->inv=NULL; 461 container->inv = NULL;
441 while (tmp!=NULL) { 462 while (tmp != NULL)
463 {
442 next = tmp->below; 464 next = tmp->below;
443 if (tmp->inv) 465 if (tmp->inv)
444 fix_container(tmp); 466 fix_container (tmp);
445 (void) insert_ob_in_ob(tmp,container); 467 (void) insert_ob_in_ob (tmp, container);
446 tmp = next; 468 tmp = next;
447 } 469 }
448 /* sum_weight will go through and calculate what all the containers are 470 /* sum_weight will go through and calculate what all the containers are
449 * carrying. 471 * carrying.
450 */ 472 */
451 sum_weight(container); 473 sum_weight (container);
452} 474}
453 475
454/* link_multipart_objects go through all the objects on the map looking 476/* link_multipart_objects go through all the objects on the map looking
455 * for objects whose arch says they are multipart yet according to the 477 * for objects whose arch says they are multipart yet according to the
456 * info we have, they only have the head (as would be expected when 478 * info we have, they only have the head (as would be expected when
457 * they are saved). We do have to look for the old maps that did save 479 * they are saved). We do have to look for the old maps that did save
458 * the more sections and not re-add sections for them. 480 * the more sections and not re-add sections for them.
459 */ 481 */
460 482
461static void link_multipart_objects(mapstruct *m) 483static void
484link_multipart_objects (maptile *m)
462{ 485{
463 int x,y; 486 int x, y;
464 object *tmp, *op, *last, *above; 487 object *tmp, *op, *last, *above;
465 archetype *at; 488 archetype *at;
466 489
467 for(x=0;x<MAP_WIDTH(m);x++) 490 for (x = 0; x < MAP_WIDTH (m); x++)
468 for(y=0;y<MAP_HEIGHT(m);y++) 491 for (y = 0; y < MAP_HEIGHT (m); y++)
469 for(tmp=get_map_ob(m,x,y);tmp!=NULL;tmp=above) { 492 for (tmp = get_map_ob (m, x, y); tmp != NULL; tmp = above)
493 {
470 above=tmp->above; 494 above = tmp->above;
471 495
472 /* already multipart - don't do anything more */ 496 /* already multipart - don't do anything more */
473 if (tmp->head || tmp->more) continue; 497 if (tmp->head || tmp->more)
498 continue;
474 499
475 /* If there is nothing more to this object, this for loop 500 /* If there is nothing more to this object, this for loop
476 * won't do anything. 501 * won't do anything.
477 */ 502 */
478 for (at = tmp->arch->more, last=tmp; at != NULL; at=at->more, last=op) { 503 for (at = tmp->arch->more, last = tmp; at != NULL; at = at->more, last = op)
504 {
479 op = arch_to_object(at); 505 op = arch_to_object (at);
480 506
481 /* update x,y coordinates */ 507 /* update x,y coordinates */
482 op->x += tmp->x; 508 op->x += tmp->x;
483 op->y += tmp->y; 509 op->y += tmp->y;
484 op->head = tmp; 510 op->head = tmp;
485 op->map = m; 511 op->map = m;
486 last->more = op; 512 last->more = op;
487 op->name = tmp->name; 513 op->name = tmp->name;
488 op->title = tmp->title; 514 op->title = tmp->title;
489 /* we could link all the parts onto tmp, and then just 515 /* we could link all the parts onto tmp, and then just
490 * call insert_ob_in_map once, but the effect is the same, 516 * call insert_ob_in_map once, but the effect is the same,
491 * as insert_ob_in_map will call itself with each part, and 517 * as insert_ob_in_map will call itself with each part, and
492 * the coding is simpler to just to it here with each part. 518 * the coding is simpler to just to it here with each part.
493 */ 519 */
494 insert_ob_in_map(op, op->map, tmp,INS_NO_MERGE|INS_ABOVE_FLOOR_ONLY|INS_NO_WALK_ON); 520 insert_ob_in_map (op, op->map, tmp, INS_NO_MERGE | INS_ABOVE_FLOOR_ONLY | INS_NO_WALK_ON);
495 } /* for at = tmp->arch->more */ 521 } /* for at = tmp->arch->more */
496 } /* for objects on this space */ 522 } /* for objects on this space */
497} 523}
498
499
500 524
501/* 525/*
502 * Loads (ands parses) the objects into a given map from the specified 526 * Loads (ands parses) the objects into a given map from the specified
503 * file pointer. 527 * file pointer.
504 * mapflags is the same as we get with load_original_map 528 * mapflags is the same as we get with load_original_map
505 */ 529 */
506 530void
507void load_objects (mapstruct *m, object_thawer &fp, int mapflags) { 531load_objects (maptile *m, object_thawer & fp, int mapflags)
532{
508 int i,j; 533 int i, j;
509 int unique; 534 int unique;
510 object *op, *prev=NULL,*last_more=NULL, *otmp; 535 object *op, *prev = NULL, *last_more = NULL, *otmp;
511 536
512 op=get_object(); 537 op = get_object ();
513 op->map = m; /* To handle buttons correctly */ 538 op->map = m; /* To handle buttons correctly */
514 539
515 while((i = load_object (fp, op, mapflags))) { 540 while ((i = load_object (fp, op, mapflags)))
541 {
516 /* if the archetype for the object is null, means that we 542 /* if the archetype for the object is null, means that we
517 * got an invalid object. Don't do anything with it - the game 543 * got an invalid object. Don't do anything with it - the game
518 * or editor will not be able to do anything with it either. 544 * or editor will not be able to do anything with it either.
519 */ 545 */
520 if (op->arch==NULL) { 546 if (op->arch == NULL)
547 {
521 LOG(llevDebug,"Discarding object without arch: %s\n", op->name?(const char *)op->name:"(null)"); 548 LOG (llevDebug, "Discarding object without arch: %s\n", op->name ? (const char *) op->name : "(null)");
522 continue; 549 continue;
550 }
551
552
553 switch (i)
523 } 554 {
524
525
526 switch(i) {
527 case LL_NORMAL: 555 case LL_NORMAL:
528 /* if we are loading an overlay, put the floors on the bottom */ 556 /* if we are loading an overlay, put the floors on the bottom */
529 if ((QUERY_FLAG(op, FLAG_IS_FLOOR) ||
530 QUERY_FLAG(op, FLAG_OVERLAY_FLOOR)) && mapflags & MAP_OVERLAY) 557 if ((QUERY_FLAG (op, FLAG_IS_FLOOR) || QUERY_FLAG (op, FLAG_OVERLAY_FLOOR)) && mapflags & MAP_OVERLAY)
531 insert_ob_in_map(op,m,op,INS_NO_MERGE | INS_NO_WALK_ON | INS_ABOVE_FLOOR_ONLY | INS_MAP_LOAD); 558 insert_ob_in_map (op, m, op, INS_NO_MERGE | INS_NO_WALK_ON | INS_ABOVE_FLOOR_ONLY | INS_MAP_LOAD);
532 else 559 else
533 insert_ob_in_map(op,m,op,INS_NO_MERGE | INS_NO_WALK_ON | INS_ON_TOP | INS_MAP_LOAD); 560 insert_ob_in_map (op, m, op, INS_NO_MERGE | INS_NO_WALK_ON | INS_ON_TOP | INS_MAP_LOAD);
534 561
535 if (op->inv) 562 if (op->inv)
536 sum_weight(op); 563 sum_weight (op);
537 564
538 prev=op,last_more=op; 565 prev = op, last_more = op;
539 break; 566 break;
540 567
541 case LL_MORE: 568 case LL_MORE:
542 insert_ob_in_map(op,m, op, INS_NO_MERGE | INS_NO_WALK_ON | INS_ABOVE_FLOOR_ONLY); 569 insert_ob_in_map (op, m, op, INS_NO_MERGE | INS_NO_WALK_ON | INS_ABOVE_FLOOR_ONLY);
543 op->head=prev,last_more->more=op,last_more=op; 570 op->head = prev, last_more->more = op, last_more = op;
544 break; 571 break;
545 } 572 }
573
546 if (mapflags & MAP_STYLE) { 574 if (mapflags & MAP_STYLE)
547 remove_from_active_list(op); 575 remove_from_active_list (op);
548 } 576
549 op=get_object(); 577 op = get_object ();
550 op->map = m; 578 op->map = m;
551 } 579 }
580
552 for (i=0;i<m->width;i++){ 581 for (i = 0; i < m->width; i++)
582 {
553 for (j=0;j<m->height;j++){ 583 for (j = 0; j < m->height; j++)
584 {
554 unique =0; 585 unique = 0;
555 /* check for unique items, or unique squares */ 586 /* check for unique items, or unique squares */
556 for (otmp = get_map_ob(m, i, j); otmp; otmp = otmp->above) { 587 for (otmp = get_map_ob (m, i, j); otmp; otmp = otmp->above)
588 {
557 if (QUERY_FLAG(otmp, FLAG_UNIQUE) || QUERY_FLAG(otmp, FLAG_OBJ_SAVE_ON_OVL)) 589 if (QUERY_FLAG (otmp, FLAG_UNIQUE) || QUERY_FLAG (otmp, FLAG_OBJ_SAVE_ON_OVL))
558 unique = 1; 590 unique = 1;
559 if (!(mapflags & (MAP_OVERLAY|MAP_PLAYER_UNIQUE) || unique)) 591 if (!(mapflags & (MAP_OVERLAY | MAP_PLAYER_UNIQUE) || unique))
560 SET_FLAG(otmp, FLAG_OBJ_ORIGINAL); 592 SET_FLAG (otmp, FLAG_OBJ_ORIGINAL);
561 } 593 }
562 } 594 }
563 } 595 }
596
564 free_object(op); 597 free_object (op);
565 link_multipart_objects(m); 598 link_multipart_objects (m);
566} 599}
567 600
568/* This saves all the objects on the map in a non destructive fashion. 601/* This saves all the objects on the map in a non destructive fashion.
569 * Modified by MSW 2001-07-01 to do in a single pass - reduces code, 602 * Modified by MSW 2001-07-01 to do in a single pass - reduces code,
570 * and we only save the head of multi part objects - this is needed 603 * and we only save the head of multi part objects - this is needed
571 * in order to do map tiling properly. 604 * in order to do map tiling properly.
572 */ 605 */
606void
573void save_objects (mapstruct *m, object_freezer &fp, object_freezer &fp2, int flag) { 607save_objects (maptile *m, object_freezer & fp, object_freezer & fp2, int flag)
608{
574 int i, j = 0,unique=0; 609 int i, j = 0, unique = 0;
575 object *op; 610 object *op;
611
576 /* first pass - save one-part objects */ 612 /* first pass - save one-part objects */
577 for(i = 0; i < MAP_WIDTH(m); i++) 613 for (i = 0; i < MAP_WIDTH (m); i++)
578 for (j = 0; j < MAP_HEIGHT(m); j++) { 614 for (j = 0; j < MAP_HEIGHT (m); j++)
615 {
579 unique=0; 616 unique = 0;
580 for(op = get_map_ob (m, i, j); op; op = op->above) { 617 for (op = get_map_ob (m, i, j); op; op = op->above)
618 {
581 if (QUERY_FLAG(op,FLAG_IS_FLOOR) && QUERY_FLAG(op, FLAG_UNIQUE)) 619 if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE))
582 unique=1; 620 unique = 1;
583 621
584 if(op->type == PLAYER) { 622 if (op->type == PLAYER)
623 {
585 LOG(llevDebug, "Player on map that is being saved\n"); 624 LOG (llevDebug, "Player on map that is being saved\n");
586 continue; 625 continue;
587 } 626 }
588 627
589 if (op->head || op->owner) 628 if (op->head || op->owner)
590 continue; 629 continue;
591 630
592 if (unique || QUERY_FLAG(op, FLAG_UNIQUE)) 631 if (unique || QUERY_FLAG (op, FLAG_UNIQUE))
593 save_object (fp2, op, 3); 632 save_object (fp2, op, 3);
594 else 633 else if (flag == 0 || (flag == 2 && (!QUERY_FLAG (op, FLAG_OBJ_ORIGINAL) && !QUERY_FLAG (op, FLAG_UNPAID))))
595 if (flag == 0 ||
596 (flag == 2 && (!QUERY_FLAG(op, FLAG_OBJ_ORIGINAL) &&
597 !QUERY_FLAG(op, FLAG_UNPAID))))
598 save_object(fp, op, 3); 634 save_object (fp, op, 3);
599 635
600 } /* for this space */ 636 } /* for this space */
601 } /* for this j */ 637 } /* for this j */
638}
639
640maptile::maptile ()
641{
642 in_memory = MAP_SWAPPED;
643 /* The maps used to pick up default x and y values from the
644 * map archetype. Mimic that behaviour.
645 */
646 MAP_WIDTH (this) = 16;
647 MAP_HEIGHT (this) = 16;
648 MAP_RESET_TIMEOUT (this) = 0;
649 MAP_TIMEOUT (this) = 300;
650 MAP_ENTER_X (this) = 0;
651 MAP_ENTER_Y (this) = 0;
652 /*set part to -1 indicating conversion to weather map not yet done */
653 MAP_WORLDPARTX (this) = -1;
654 MAP_WORLDPARTY (this) = -1;
602} 655}
603 656
604/* 657/*
605 * Allocates, initialises, and returns a pointer to a mapstruct. 658 * Allocates, initialises, and returns a pointer to a maptile.
606 * Modified to no longer take a path option which was not being 659 * Modified to no longer take a path option which was not being
607 * used anyways. MSW 2001-07-01 660 * used anyways. MSW 2001-07-01
608 */ 661 */
662maptile *
663get_linked_map (void)
664{
665 maptile *mp, *map = new maptile;
609 666
610mapstruct *get_linked_map(void) {
611 mapstruct *map = new mapstruct;
612 mapstruct *mp;
613
614 for(mp=first_map;mp!=NULL&&mp->next!=NULL;mp=mp->next); 667 for (mp = first_map; mp && mp->next; mp = mp->next);
668
615 if(mp==NULL) 669 if (mp == NULL)
616 first_map=map; 670 first_map = map;
617 else 671 else
618 mp->next=map; 672 mp->next = map;
619 673
620 map->in_memory=MAP_SWAPPED;
621 /* The maps used to pick up default x and y values from the
622 * map archetype. Mimic that behaviour.
623 */
624 MAP_WIDTH(map)=16;
625 MAP_HEIGHT(map)=16;
626 MAP_RESET_TIMEOUT(map)=0;
627 MAP_TIMEOUT(map)=300;
628 MAP_ENTER_X(map)=0;
629 MAP_ENTER_Y(map)=0;
630 /*set part to -1 indicating conversion to weather map not yet done*/
631 MAP_WORLDPARTX(map)=-1;
632 MAP_WORLDPARTY(map)=-1;
633 return map; 674 return map;
634} 675}
635 676
636/* 677/*
637 * Allocates the arrays contained in a mapstruct. 678 * Allocates the arrays contained in a maptile.
638 * This basically allocates the dynamic array of spaces for the 679 * This basically allocates the dynamic array of spaces for the
639 * map. 680 * map.
640 */ 681 */
641 682void
642void allocate_map(mapstruct *m) { 683maptile::allocate ()
684{
643 m->in_memory = MAP_IN_MEMORY; 685 in_memory = MAP_IN_MEMORY;
686
644 /* Log this condition and free the storage. We could I suppose 687 /* Log this condition and free the storage. We could I suppose
645 * realloc, but if the caller is presuming the data will be intact, 688 * realloc, but if the caller is presuming the data will be intact,
646 * that is their poor assumption. 689 * that is their poor assumption.
647 */ 690 */
648 if (m->spaces) { 691 if (spaces)
692 {
649 LOG(llevError,"allocate_map called with already allocated map (%s)\n", m->path); 693 LOG (llevError, "allocate_map called with already allocated map (%s)\n", path);
650 free(m->spaces); 694 free (spaces);
651 } 695 }
652 696
653 m->spaces = (MapSpace *) calloc(1, MAP_WIDTH(m) * MAP_HEIGHT(m) * sizeof(MapSpace)); 697 spaces = (MapSpace *)
698 calloc (1, width * height * sizeof (MapSpace));
654 699
655 if(m->spaces==NULL) 700 if (!spaces)
656 fatal(OUT_OF_MEMORY); 701 fatal (OUT_OF_MEMORY);
657} 702}
658 703
659/* Create and returns a map of the specific size. Used 704/* Create and returns a map of the specific size. Used
660 * in random map code and the editor. 705 * in random map code and the editor.
661 */ 706 */
707maptile *
662mapstruct *get_empty_map(int sizex, int sizey) { 708get_empty_map (int sizex, int sizey)
709{
663 mapstruct *m = get_linked_map(); 710 maptile *m = get_linked_map ();
711
664 m->width = sizex; 712 m->width = sizex;
665 m->height = sizey; 713 m->height = sizey;
666 m->in_memory = MAP_SWAPPED; 714 m->in_memory = MAP_SWAPPED;
667 allocate_map(m); 715 m->allocate ();
716
668 return m; 717 return m;
669} 718}
670 719
671/* Takes a string from a map definition and outputs a pointer to the array of shopitems 720/* Takes a string from a map definition and outputs a pointer to the array of shopitems
672 * corresponding to that string. Memory is allocated for this, it must be freed 721 * corresponding to that string. Memory is allocated for this, it must be freed
673 * at a later date. 722 * at a later date.
674 * Called by parse_map_headers below. 723 * Called by parse_map_headers below.
675 */ 724 */
676 725
726static shopitems *
677static shopitems *parse_shop_string (const char *input_string) { 727parse_shop_string (const char *input_string)
728{
678 char *shop_string, *p, *q, *next_semicolon, *next_colon; 729 char *shop_string, *p, *q, *next_semicolon, *next_colon;
679 shopitems *items=NULL; 730 shopitems *items = NULL;
680 int i=0, number_of_entries=0; 731 int i = 0, number_of_entries = 0;
681 const typedata *current_type; 732 const typedata *current_type;
682 733
683 shop_string=strdup_local(input_string); 734 shop_string = strdup_local (input_string);
684 p=shop_string; 735 p = shop_string;
685 /* first we'll count the entries, we'll need that for allocating the array shortly */ 736 /* first we'll count the entries, we'll need that for allocating the array shortly */
686 while (p) { 737 while (p)
738 {
687 p=strchr(p, ';'); 739 p = strchr (p, ';');
688 number_of_entries++; 740 number_of_entries++;
689 if (p) p++; 741 if (p)
742 p++;
690 } 743 }
691 p=shop_string; 744 p = shop_string;
692 strip_endline(p); 745 strip_endline (p);
693 items=(shopitems *) CALLOC(number_of_entries+1, sizeof(shopitems)); 746 items = new shopitems[number_of_entries + 1];
694 memset(items, 0, (sizeof(shopitems) * number_of_entries+1));
695 for (i=0; i<number_of_entries; i++) { 747 for (i = 0; i < number_of_entries; i++)
748 {
696 if (!p) { 749 if (!p)
750 {
697 LOG(llevError, "parse_shop_string: I seem to have run out of string, that shouldn't happen.\n"); 751 LOG (llevError, "parse_shop_string: I seem to have run out of string, that shouldn't happen.\n");
698 break; 752 break;
699 } 753 }
700 next_semicolon=strchr(p, ';'); 754 next_semicolon = strchr (p, ';');
701 next_colon=strchr(p, ':'); 755 next_colon = strchr (p, ':');
702 /* if there is a stregth specified, figure out what it is, we'll need it soon. */ 756 /* if there is a stregth specified, figure out what it is, we'll need it soon. */
703 if (next_colon &&( !next_semicolon || next_colon<next_semicolon)) 757 if (next_colon && (!next_semicolon || next_colon < next_semicolon))
704 items[i].strength=atoi(strchr(p,':')+1); 758 items[i].strength = atoi (strchr (p, ':') + 1);
759
760 if (isdigit (*p) || *p == '*')
705 761 {
706 if (isdigit(*p) || *p=='*') {
707 items[i].typenum = atoi(p); /* atoi returns 0 when we have an asterisk */ 762 items[i].typenum = atoi (p); /* atoi returns 0 when we have an asterisk */
708 current_type=get_typedata(items[i].typenum); 763 current_type = get_typedata (items[i].typenum);
709 if (current_type) { 764 if (current_type)
765 {
710 items[i].name=current_type->name; 766 items[i].name = current_type->name;
711 items[i].name_pl=current_type->name_pl; 767 items[i].name_pl = current_type->name_pl;
712 }
713 }
714 else { /*we have a named type, let's figure out what it is */
715 q=strpbrk(p,";:");
716 if (q) *q='\0';
717
718 current_type=get_typedata_by_name(p);
719 if (current_type) {
720 items[i].name=current_type->name;
721 items[i].typenum=current_type->number;
722 items[i].name_pl=current_type->name_pl;
723 } 768 }
724 else { /* oh uh, something's wrong, let's free up this one, and try 769 }
725 * the next entry while we're at it, better print a warning 770 else
726 */ 771 { /*we have a named type, let's figure out what it is */
727 LOG(llevError, "invalid type %s defined in shopitems in string %s\n", 772 q = strpbrk (p, ";:");
728 p, input_string); 773 if (q)
774 *q = '\0';
775
776 current_type = get_typedata_by_name (p);
777 if (current_type)
778 {
779 items[i].name = current_type->name;
780 items[i].typenum = current_type->number;
781 items[i].name_pl = current_type->name_pl;
729 } 782 }
783 else
784 { /* oh uh, something's wrong, let's free up this one, and try
785 * the next entry while we're at it, better print a warning
786 */
787 LOG (llevError, "invalid type %s defined in shopitems in string %s\n", p, input_string);
730 } 788 }
789 }
731 items[i].index=number_of_entries; 790 items[i].index = number_of_entries;
732 if (next_semicolon) p=++next_semicolon; 791 if (next_semicolon)
792 p = ++next_semicolon;
793 else
733 else p=NULL; 794 p = NULL;
734 } 795 }
735 free(shop_string); 796 free (shop_string);
736 return items; 797 return items;
737} 798}
738 799
739/* opposite of parse string, this puts the string that was originally fed in to 800/* opposite of parse string, this puts the string that was originally fed in to
740 * the map (or something equivilent) into output_string. */ 801 * the map (or something equivilent) into output_string. */
802static void
741static void print_shop_string(mapstruct *m, char *output_string) { 803print_shop_string (maptile *m, char *output_string)
804{
742 int i; 805 int i;
743 char tmp[MAX_BUF]; 806 char tmp[MAX_BUF];
807
744 strcpy(output_string, ""); 808 strcpy (output_string, "");
745 for (i=0; i< m->shopitems[0].index; i++) { 809 for (i = 0; i < m->shopitems[0].index; i++)
810 {
746 if (m->shopitems[i].typenum) { 811 if (m->shopitems[i].typenum)
812 {
747 if (m->shopitems[i].strength) { 813 if (m->shopitems[i].strength)
814 {
748 sprintf(tmp, "%s:%d;", m->shopitems[i].name, m->shopitems[i].strength); 815 sprintf (tmp, "%s:%d;", m->shopitems[i].name, m->shopitems[i].strength);
749 } 816 }
817 else
750 else sprintf(tmp, "%s;", m->shopitems[i].name); 818 sprintf (tmp, "%s;", m->shopitems[i].name);
819 }
820 else
751 } 821 {
752 else {
753 if (m->shopitems[i].strength) { 822 if (m->shopitems[i].strength)
823 {
754 sprintf(tmp, "*:%d;", m->shopitems[i].strength); 824 sprintf (tmp, "*:%d;", m->shopitems[i].strength);
755 } 825 }
826 else
756 else sprintf(tmp, "*"); 827 sprintf (tmp, "*");
757 } 828 }
758 strcat(output_string, tmp); 829 strcat (output_string, tmp);
759 } 830 }
760} 831}
761 832
762/* This loads the header information of the map. The header 833/* This loads the header information of the map. The header
763 * contains things like difficulty, size, timeout, etc. 834 * contains things like difficulty, size, timeout, etc.
… …
770 * currently, there are few enough fields this is not a big deal. 841 * currently, there are few enough fields this is not a big deal.
771 * MSW 2001-07-01 842 * MSW 2001-07-01
772 * return 0 on success, 1 on failure. 843 * return 0 on success, 1 on failure.
773 */ 844 */
774 845
846static int
775static int load_map_header(object_thawer &fp, mapstruct *m) 847load_map_header (object_thawer & fp, maptile *m)
776{ 848{
777 char buf[HUGE_BUF], msgbuf[HUGE_BUF], maplorebuf[HUGE_BUF], *key=NULL, *value, *end; 849 char buf[HUGE_BUF], msgbuf[HUGE_BUF], maplorebuf[HUGE_BUF], *key = NULL, *value, *end;
778 int msgpos=0; 850 int msgpos = 0;
779 int maplorepos=0; 851 int maplorepos = 0;
780 852
781 while (fgets(buf, HUGE_BUF-1, fp)!=NULL) { 853 while (fgets (buf, HUGE_BUF, fp) != NULL)
854 {
782 buf[HUGE_BUF-1] = 0; 855 buf[HUGE_BUF - 1] = 0;
783 key = buf; 856 key = buf;
857
784 while (isspace(*key)) key++; 858 while (isspace (*key))
785 if (*key == 0) continue; /* empty line */ 859 key++;
860
861 if (*key == 0)
862 continue; /* empty line */
863
786 value = strchr(key, ' '); 864 value = strchr (key, ' ');
865
787 if (!value) { 866 if (!value)
867 {
788 end = strchr(key, '\n'); 868 if ((end = strchr (key, '\n')))
789 if (end != NULL) {
790 *end = 0; 869 *end = 0;
791 } 870 }
792 } else { 871 else
872 {
793 *value = 0; 873 *value = 0;
794 value++; 874 value++;
795 end = strchr(value, '\n'); 875 end = strchr (value, '\n');
876
796 while (isspace(*value)) { 877 while (isspace (*value))
878 {
797 value++; 879 value++;
880
798 if (*value == '\0' || value == end) { 881 if (*value == '\0' || value == end)
882 {
799 /* Nothing but spaces. */ 883 /* Nothing but spaces. */
800 value = NULL; 884 value = NULL;
801 break; 885 break;
802 } 886 }
803 } 887 }
804 } 888 }
889
805 if (!end) { 890 if (!end)
891 {
806 LOG(llevError, "Error loading map header - did not find a newline - perhaps file is truncated? Buf=%s\n", 892 LOG (llevError, "Error loading map header - did not find a newline - perhaps file is truncated? Buf=%s\n", buf);
807 buf);
808 return 1; 893 return 1;
809 }
810 894 }
811 895
812 /* key is the field name, value is what it should be set 896 /* key is the field name, value is what it should be set
813 * to. We've already done the work to null terminate key, 897 * to. We've already done the work to null terminate key,
814 * and strip off any leading spaces for both of these. 898 * and strip off any leading spaces for both of these.
815 * We have not touched the newline at the end of the line - 899 * We have not touched the newline at the end of the line -
816 * these are needed for some values. the end pointer 900 * these are needed for some values. the end pointer
817 * points to the first of the newlines. 901 * points to the first of the newlines.
818 * value could be NULL! It would be easy enough to just point 902 * value could be NULL! It would be easy enough to just point
819 * this to "" to prevent cores, but that would let more errors slide 903 * this to "" to prevent cores, but that would let more errors slide
820 * through. 904 * through.
821 * 905 *
822 * First check for entries that do not use the value parameter, then 906 * First check for entries that do not use the value parameter, then
823 * validate that value is given and check for the remaining entries 907 * validate that value is given and check for the remaining entries
824 * that use the parameter. 908 * that use the parameter.
825 */ 909 */
826 910
827 if (!strcmp(key,"msg")) { 911 if (!strcmp (key, "msg"))
912 {
828 while (fgets(buf, HUGE_BUF-1, fp)!=NULL) { 913 while (fgets (buf, HUGE_BUF, fp) != NULL)
914 {
829 if (!strcmp(buf,"endmsg\n")) break; 915 if (!strcmp (buf, "endmsg\n"))
916 break;
830 else { 917 else
918 {
831 /* slightly more efficient than strcat */ 919 /* slightly more efficient than strcat */
832 strcpy(msgbuf+msgpos, buf); 920 strcpy (msgbuf + msgpos, buf);
833 msgpos += strlen(buf); 921 msgpos += strlen (buf);
834 } 922 }
835 } 923 }
836 /* There are lots of maps that have empty messages (eg, msg/endmsg 924 /* There are lots of maps that have empty messages (eg, msg/endmsg
837 * with nothing between). There is no reason in those cases to 925 * with nothing between). There is no reason in those cases to
838 * keep the empty message. Also, msgbuf contains garbage data 926 * keep the empty message. Also, msgbuf contains garbage data
839 * when msgpos is zero, so copying it results in crashes 927 * when msgpos is zero, so copying it results in crashes
840 */ 928 */
841 if (msgpos != 0) 929 if (msgpos != 0)
842 m->msg = strdup_local(msgbuf); 930 m->msg = strdup_local (msgbuf);
843 } 931 }
844 else if (!strcmp(key,"maplore")) { 932 else if (!strcmp (key, "maplore"))
933 {
845 while (fgets(buf, HUGE_BUF-1, fp)!=NULL) { 934 while (fgets (buf, HUGE_BUF, fp) != NULL)
935 {
846 if (!strcmp(buf,"endmaplore\n")) break; 936 if (!strcmp (buf, "endmaplore\n"))
937 break;
847 else { 938 else
939 {
848 /* slightly more efficient than strcat */ 940 /* slightly more efficient than strcat */
849 strcpy(maplorebuf+maplorepos, buf); 941 strcpy (maplorebuf + maplorepos, buf);
850 maplorepos += strlen(buf); 942 maplorepos += strlen (buf);
851 } 943 }
852 } 944 }
853 if (maplorepos != 0) 945 if (maplorepos != 0)
854 m->maplore = strdup_local(maplorebuf); 946 m->maplore = strdup_local (maplorebuf);
855 } 947 }
856 else if (!strcmp(key,"end")) { 948 else if (!strcmp (key, "end"))
949 {
857 break; 950 break;
858 } 951 }
859 else if (value == NULL) { 952 else if (value == NULL)
953 {
860 LOG(llevError, "Got '%s' line without parameter in map header\n", key); 954 LOG (llevError, "Got '%s' line without parameter in map header\n", key);
861 } 955 }
862 else if (!strcmp(key, "arch")) { 956 else if (!strcmp (key, "arch"))
957 {
863 /* This is an oddity, but not something we care about much. */ 958 /* This is an oddity, but not something we care about much. */
864 if (strcmp(value,"map\n")) 959 if (strcmp (value, "map\n"))
865 LOG(llevError,"loading map and got a non 'arch map' line(%s %s)?\n",key,value); 960 LOG (llevError, "loading map and got a non 'arch map' line(%s %s)?\n", key, value);
866 } 961 }
867 else if (!strcmp(key,"name")) { 962 else if (!strcmp (key, "name"))
963 {
868 *end=0; 964 *end = 0;
869 m->name = strdup_local(value); 965 m->name = strdup_local (value);
870 } 966 }
871 /* first strcmp value on these are old names supported 967 /* first strcmp value on these are old names supported
872 * for compatibility reasons. The new values (second) are 968 * for compatibility reasons. The new values (second) are
873 * what really should be used. 969 * what really should be used.
874 */ 970 */
875 else if (!strcmp(key,"oid")) { 971 else if (!strcmp (key, "oid"))
972 {
876 fp.get (m, atoi(value)); 973 fp.get (m, atoi (value));
974 }
877 } else if (!strcmp(key, "attach")) { 975 else if (!strcmp (key, "attach"))
976 {
878 m->attach = value; 977 m->attach = value;
978 }
879 } else if (!strcmp(key,"hp") || !strcmp(key, "enter_x")) { 979 else if (!strcmp (key, "hp") || !strcmp (key, "enter_x"))
980 {
880 m->enter_x = atoi(value); 981 m->enter_x = atoi (value);
982 }
881 } else if (!strcmp(key,"sp") || !strcmp(key, "enter_y")) { 983 else if (!strcmp (key, "sp") || !strcmp (key, "enter_y"))
984 {
882 m->enter_y = atoi(value); 985 m->enter_y = atoi (value);
986 }
883 } else if (!strcmp(key,"x") || !strcmp(key, "width")) { 987 else if (!strcmp (key, "x") || !strcmp (key, "width"))
988 {
884 m->width = atoi(value); 989 m->width = atoi (value);
990 }
885 } else if (!strcmp(key,"y") || !strcmp(key, "height")) { 991 else if (!strcmp (key, "y") || !strcmp (key, "height"))
992 {
886 m->height = atoi(value); 993 m->height = atoi (value);
994 }
887 } else if (!strcmp(key,"weight") || !strcmp(key, "reset_timeout")) { 995 else if (!strcmp (key, "weight") || !strcmp (key, "reset_timeout"))
996 {
888 m->reset_timeout = atoi(value); 997 m->reset_timeout = atoi (value);
998 }
889 } else if (!strcmp(key,"value") || !strcmp(key, "swap_time")) { 999 else if (!strcmp (key, "value") || !strcmp (key, "swap_time"))
1000 {
890 m->timeout = atoi(value); 1001 m->timeout = atoi (value);
1002 }
891 } else if (!strcmp(key,"level") || !strcmp(key, "difficulty")) { 1003 else if (!strcmp (key, "level") || !strcmp (key, "difficulty"))
1004 {
892 m->difficulty = atoi(value); 1005 m->difficulty = atoi (value);
1006 }
893 } else if (!strcmp(key,"invisible") || !strcmp(key, "darkness")) { 1007 else if (!strcmp (key, "invisible") || !strcmp (key, "darkness"))
1008 {
894 m->darkness = atoi(value); 1009 m->darkness = atoi (value);
1010 }
895 } else if (!strcmp(key,"stand_still") || !strcmp(key, "fixed_resettime")) { 1011 else if (!strcmp (key, "stand_still") || !strcmp (key, "fixed_resettime"))
1012 {
896 m->fixed_resettime = atoi(value); 1013 m->fixed_resettime = atoi (value);
1014 }
897 } else if (!strcmp(key,"unique")) { 1015 else if (!strcmp (key, "unique"))
1016 {
898 m->unique = atoi(value); 1017 m->unique = atoi (value);
1018 }
899 } else if (!strcmp(key,"template")) { 1019 else if (!strcmp (key, "template"))
1020 {
900 m->templatemap = atoi(value); 1021 m->templatemap = atoi (value);
1022 }
901 } else if (!strcmp(key,"region")) { 1023 else if (!strcmp (key, "region"))
1024 {
902 m->region = get_region_by_name(value); 1025 m->region = get_region_by_name (value);
1026 }
903 } else if (!strcmp(key,"shopitems")) { 1027 else if (!strcmp (key, "shopitems"))
1028 {
904 *end=0; 1029 *end = 0;
905 m->shopitems = parse_shop_string(value); 1030 m->shopitems = parse_shop_string (value);
1031 }
906 } else if (!strcmp(key,"shopgreed")) { 1032 else if (!strcmp (key, "shopgreed"))
1033 {
907 m->shopgreed = atof(value); 1034 m->shopgreed = atof (value);
1035 }
908 } else if (!strcmp(key,"shopmin")) { 1036 else if (!strcmp (key, "shopmin"))
1037 {
909 m->shopmin = atol(value); 1038 m->shopmin = atol (value);
1039 }
910 } else if (!strcmp(key,"shopmax")) { 1040 else if (!strcmp (key, "shopmax"))
1041 {
911 m->shopmax = atol(value); 1042 m->shopmax = atol (value);
1043 }
912 } else if (!strcmp(key,"shoprace")) { 1044 else if (!strcmp (key, "shoprace"))
1045 {
913 *end=0; 1046 *end = 0;
914 m->shoprace = strdup_local(value); 1047 m->shoprace = strdup_local (value);
1048 }
915 } else if (!strcmp(key,"outdoor")) { 1049 else if (!strcmp (key, "outdoor"))
1050 {
916 m->outdoor = atoi(value); 1051 m->outdoor = atoi (value);
1052 }
917 } else if (!strcmp(key, "temp")) { 1053 else if (!strcmp (key, "temp"))
1054 {
918 m->temp = atoi(value); 1055 m->temp = atoi (value);
1056 }
919 } else if (!strcmp(key, "pressure")) { 1057 else if (!strcmp (key, "pressure"))
1058 {
920 m->pressure = atoi(value); 1059 m->pressure = atoi (value);
1060 }
921 } else if (!strcmp(key, "humid")) { 1061 else if (!strcmp (key, "humid"))
1062 {
922 m->humid = atoi(value); 1063 m->humid = atoi (value);
1064 }
923 } else if (!strcmp(key, "windspeed")) { 1065 else if (!strcmp (key, "windspeed"))
1066 {
924 m->windspeed = atoi(value); 1067 m->windspeed = atoi (value);
1068 }
925 } else if (!strcmp(key, "winddir")) { 1069 else if (!strcmp (key, "winddir"))
1070 {
926 m->winddir = atoi(value); 1071 m->winddir = atoi (value);
1072 }
927 } else if (!strcmp(key, "sky")) { 1073 else if (!strcmp (key, "sky"))
1074 {
928 m->sky = atoi(value); 1075 m->sky = atoi (value);
1076 }
929 } else if (!strcmp(key, "nosmooth")) { 1077 else if (!strcmp (key, "nosmooth"))
1078 {
930 m->nosmooth = atoi(value); 1079 m->nosmooth = atoi (value);
931 } 1080 }
932 else if (!strncmp(key,"tile_path_", 10)) { 1081 else if (!strncmp (key, "tile_path_", 10))
1082 {
933 int tile=atoi(key+10); 1083 int tile = atoi (key + 10);
934 1084
935 if (tile<1 || tile>4) { 1085 if (tile < 1 || tile > 4)
1086 {
936 LOG(llevError,"load_map_header: tile location %d out of bounds (%s)\n", 1087 LOG (llevError, "load_map_header: tile location %d out of bounds (%s)\n", tile, m->path);
937 tile, m->path); 1088 }
938 } else { 1089 else
1090 {
939 char *path; 1091 char *path;
940 1092
941 *end = 0; 1093 *end = 0;
942 1094
943 if (m->tile_path[tile-1]) { 1095 if (m->tile_path[tile - 1])
1096 {
944 LOG(llevError,"load_map_header: tile location %d duplicated (%s)\n", 1097 LOG (llevError, "load_map_header: tile location %d duplicated (%s)\n", tile, m->path);
945 tile, m->path);
946 free(m->tile_path[tile-1]); 1098 free (m->tile_path[tile - 1]);
947 m->tile_path[tile-1] = NULL; 1099 m->tile_path[tile - 1] = NULL;
948 } 1100 }
949 1101
950 if (check_path(value, 1) != -1) { 1102 if (check_path (value, 1) != -1)
1103 {
951 /* The unadorned path works. */ 1104 /* The unadorned path works. */
952 path = value; 1105 path = value;
1106 }
953 } else { 1107 else
1108 {
954 /* Try again; it could be a relative exit. */ 1109 /* Try again; it could be a relative exit. */
955 1110
956 path = path_combine_and_normalize(m->path, value); 1111 path = path_combine_and_normalize (m->path, value);
957 1112
958 if (check_path(path, 1) == -1) { 1113 if (check_path (path, 1) == -1)
1114 {
959 LOG(llevError, "get_map_header: Bad tile path %s %s\n", m->path, value); 1115 LOG (llevError, "get_map_header: Bad tile path %s %s\n", m->path, value);
960 path = NULL; 1116 path = NULL;
961 } 1117 }
962 } 1118 }
963 1119
964 if (editor) { 1120 if (editor)
1121 {
965 /* Use the value as in the file. */ 1122 /* Use the value as in the file. */
966 m->tile_path[tile-1] = strdup_local(value); 1123 m->tile_path[tile - 1] = strdup_local (value);
967 } else if (path != NULL) {
968 /* Use the normalized value. */
969 m->tile_path[tile-1] = strdup_local(path);
970 } 1124 }
1125 else if (path != NULL)
1126 {
1127 /* Use the normalized value. */
1128 m->tile_path[tile - 1] = strdup_local (path);
1129 }
971 } /* end if tile direction (in)valid */ 1130 } /* end if tile direction (in)valid */
1131 }
1132 else
972 } 1133 {
973 else {
974 LOG(llevError,"Got unknown value in map header: %s %s\n", key, value); 1134 LOG (llevError, "Got unknown value in map header: %s %s\n", key, value);
975 } 1135 }
976 } 1136 }
977 if (!key || strcmp(key,"end")) { 1137 if (!key || strcmp (key, "end"))
1138 {
978 LOG(llevError,"Got premature eof on map header!\n"); 1139 LOG (llevError, "Got premature eof on map header!\n");
979 return 1; 1140 return 1;
980 } 1141 }
981 return 0; 1142 return 0;
982} 1143}
983 1144
984/* 1145/*
985 * Opens the file "filename" and reads information about the map 1146 * Opens the file "filename" and reads information about the map
986 * from the given file, and stores it in a newly allocated 1147 * from the given file, and stores it in a newly allocated
987 * mapstruct. A pointer to this structure is returned, or NULL on failure. 1148 * maptile. A pointer to this structure is returned, or NULL on failure.
988 * flags correspond to those in map.h. Main ones used are 1149 * flags correspond to those in map.h. Main ones used are
989 * MAP_PLAYER_UNIQUE, in which case we don't do any name changes, and 1150 * MAP_PLAYER_UNIQUE, in which case we don't do any name changes, and
990 * MAP_BLOCK, in which case we block on this load. This happens in all 1151 * MAP_BLOCK, in which case we block on this load. This happens in all
991 * cases, no matter if this flag is set or not. 1152 * cases, no matter if this flag is set or not.
992 * MAP_STYLE: style map - don't add active objects, don't add to server 1153 * MAP_STYLE: style map - don't add active objects, don't add to server
993 * managed map list. 1154 * managed map list.
994 */ 1155 */
995 1156
1157maptile *
996mapstruct *load_original_map(const char *filename, int flags) { 1158load_original_map (const char *filename, int flags)
997 mapstruct *m; 1159{
1160 maptile *m;
998 char pathname[MAX_BUF]; 1161 char pathname[MAX_BUF];
999 1162
1000 LOG(llevDebug, "load_original_map: %s (%x)\n", filename,flags);
1001 if (flags & MAP_PLAYER_UNIQUE) 1163 if (flags & MAP_PLAYER_UNIQUE)
1002 strcpy(pathname, filename); 1164 strcpy (pathname, filename);
1003 else if (flags & MAP_OVERLAY) 1165 else if (flags & MAP_OVERLAY)
1004 strcpy(pathname, create_overlay_pathname(filename)); 1166 strcpy (pathname, create_overlay_pathname (filename));
1005 else 1167 else
1006 strcpy(pathname, create_pathname(filename)); 1168 strcpy (pathname, create_pathname (filename));
1007 1169
1170 LOG (llevDebug, "load_original_map(%x): %s (%s)\n", flags, filename, pathname);
1171
1008 object_thawer thawer (pathname); 1172 object_thawer thawer (pathname);
1009 1173
1010 if (!thawer) 1174 if (!thawer)
1011 return 0; 1175 return 0;
1012 1176
1013 m = get_linked_map(); 1177 m = get_linked_map ();
1014 1178
1015 strcpy (m->path, filename); 1179 strcpy (m->path, filename);
1016 if (load_map_header(thawer, m)) { 1180 if (load_map_header (thawer, m))
1181 {
1017 LOG(llevError,"Error loading map header for %s, flags=%d\n", 1182 LOG (llevError, "Error loading map header for %s, flags=%d\n", filename, flags);
1018 filename, flags);
1019 delete_map(m); 1183 delete_map (m);
1020 return NULL; 1184 return NULL;
1021 } 1185 }
1022 1186
1023 allocate_map(m); 1187 m->allocate ();
1024 1188
1025 m->in_memory=MAP_LOADING; 1189 m->in_memory = MAP_LOADING;
1026 load_objects (m, thawer, flags & (MAP_BLOCK|MAP_STYLE)); 1190 load_objects (m, thawer, flags & (MAP_BLOCK | MAP_STYLE));
1027 1191
1028 m->in_memory=MAP_IN_MEMORY; 1192 m->in_memory = MAP_IN_MEMORY;
1029 if (!MAP_DIFFICULTY(m)) 1193 if (!MAP_DIFFICULTY (m))
1030 MAP_DIFFICULTY(m)=calculate_difficulty(m); 1194 MAP_DIFFICULTY (m) = calculate_difficulty (m);
1031 set_map_reset_time(m); 1195 set_map_reset_time (m);
1032 m->instantiate (); 1196 m->instantiate ();
1033 return (m); 1197 return (m);
1034} 1198}
1035 1199
1036/* 1200/*
1037 * Loads a map, which has been loaded earlier, from file. 1201 * Loads a map, which has been loaded earlier, from file.
1038 * Return the map object we load into (this can change from the passed 1202 * Return the map object we load into (this can change from the passed
1039 * option if we can't find the original map) 1203 * option if we can't find the original map)
1040 */ 1204 */
1041 1205
1042static mapstruct *load_temporary_map(mapstruct *m) { 1206static maptile *
1043 int comp; 1207load_temporary_map (maptile *m)
1208{
1044 char buf[MAX_BUF]; 1209 char buf[MAX_BUF];
1045 1210
1046 if (!m->tmpname) { 1211 if (!m->tmpname)
1212 {
1047 LOG(llevError, "No temporary filename for map %s\n", m->path); 1213 LOG (llevError, "No temporary filename for map %s\n", m->path);
1048 strcpy(buf, m->path);
1049 delete_map(m);
1050 m = load_original_map(buf, 0);
1051 if(m==NULL) return NULL;
1052 fix_auto_apply(m); /* Chests which open as default */
1053 return m;
1054 }
1055
1056 object_thawer thawer (m->tmpname);
1057
1058 if (!thawer)
1059 {
1060 strcpy (buf, m->path); 1214 strcpy (buf, m->path);
1061 delete_map (m); 1215 delete_map (m);
1062 m = load_original_map (buf, 0); 1216 m = load_original_map (buf, 0);
1063 if (!m) return NULL; 1217 if (m == NULL)
1064 fix_auto_apply (m); /* Chests which open as default */
1065 return m;
1066 }
1067
1068 if (load_map_header(thawer, m)) {
1069 LOG(llevError,"Error loading map header for %s (%s)\n",
1070 m->path, m->tmpname);
1071 delete_map(m);
1072 m = load_original_map(m->path, 0);
1073 return NULL; 1218 return NULL;
1219 fix_auto_apply (m); /* Chests which open as default */
1220 return m;
1221 }
1222
1223 object_thawer thawer (m->tmpname);
1224
1225 if (!thawer)
1074 } 1226 {
1075 allocate_map(m); 1227 strcpy (buf, m->path);
1228 delete_map (m);
1229 m = load_original_map (buf, 0);
1230 if (!m)
1231 return NULL;
1232 fix_auto_apply (m); /* Chests which open as default */
1233 return m;
1234 }
1076 1235
1236 if (load_map_header (thawer, m))
1237 {
1238 LOG (llevError, "Error loading map header for %s (%s)\n", m->path, m->tmpname);
1239 delete_map (m);
1240 m = load_original_map (m->path, 0);
1241 return NULL;
1242 }
1243
1244 m->allocate ();
1245
1077 m->in_memory=MAP_LOADING; 1246 m->in_memory = MAP_LOADING;
1078 load_objects (m, thawer, 0); 1247 load_objects (m, thawer, 0);
1079 1248
1080 m->in_memory=MAP_IN_MEMORY; 1249 m->in_memory = MAP_IN_MEMORY;
1081 INVOKE_MAP (SWAPIN, m); 1250 INVOKE_MAP (SWAPIN, m);
1082 return m; 1251 return m;
1083} 1252}
1084 1253
1085/* 1254/*
1086 * Loads a map, which has been loaded earlier, from file. 1255 * Loads a map, which has been loaded earlier, from file.
1087 * Return the map object we load into (this can change from the passed 1256 * Return the map object we load into (this can change from the passed
1088 * option if we can't find the original map) 1257 * option if we can't find the original map)
1089 */ 1258 */
1090 1259
1260maptile *
1091mapstruct *load_overlay_map(const char *filename, mapstruct *m) { 1261load_overlay_map (const char *filename, maptile *m)
1262{
1092 char pathname[MAX_BUF]; 1263 char pathname[MAX_BUF];
1093 1264
1094 strcpy(pathname, create_overlay_pathname(filename)); 1265 strcpy (pathname, create_overlay_pathname (filename));
1095 1266
1096 object_thawer thawer (pathname); 1267 object_thawer thawer (pathname);
1097 1268
1098 if (!thawer) 1269 if (!thawer)
1099 return m;
1100
1101 if (load_map_header(thawer, m)) {
1102 LOG(llevError,"Error loading map header for overlay %s (%s)\n",
1103 m->path, pathname);
1104 delete_map(m);
1105 m = load_original_map(m->path, 0);
1106 return NULL;
1107 }
1108 /*allocate_map(m);*/
1109
1110 m->in_memory=MAP_LOADING;
1111 load_objects (m, thawer, MAP_OVERLAY);
1112
1113 m->in_memory=MAP_IN_MEMORY;
1114 return m; 1270 return m;
1271
1272 if (load_map_header (thawer, m))
1273 {
1274 LOG (llevError, "Error loading map header for overlay %s (%s)\n", m->path, pathname);
1275 delete_map (m);
1276 m = load_original_map (m->path, 0);
1277 return NULL;
1278 }
1279 /*m->allocate ();*/
1280
1281 m->in_memory = MAP_LOADING;
1282 load_objects (m, thawer, MAP_OVERLAY);
1283
1284 m->in_memory = MAP_IN_MEMORY;
1285 return m;
1115} 1286}
1116 1287
1117/****************************************************************************** 1288/******************************************************************************
1118 * This is the start of unique map handling code 1289 * This is the start of unique map handling code
1119 *****************************************************************************/ 1290 *****************************************************************************/
1120 1291
1121/* This goes through map 'm' and removed any unique items on the map. */ 1292/* This goes through map 'm' and removed any unique items on the map. */
1122static void delete_unique_items(mapstruct *m) 1293static void
1294delete_unique_items (maptile *m)
1123{ 1295{
1124 int i,j,unique; 1296 int i, j, unique;
1125 object *op, *next; 1297 object *op, *next;
1126 1298
1127 for(i=0; i<MAP_WIDTH(m); i++) 1299 for (i = 0; i < MAP_WIDTH (m); i++)
1128 for(j=0; j<MAP_HEIGHT(m); j++) { 1300 for (j = 0; j < MAP_HEIGHT (m); j++)
1301 {
1129 unique=0; 1302 unique = 0;
1130 for (op=get_map_ob(m, i, j); op; op=next) { 1303 for (op = get_map_ob (m, i, j); op; op = next)
1304 {
1131 next = op->above; 1305 next = op->above;
1132 if (QUERY_FLAG(op, FLAG_IS_FLOOR) && QUERY_FLAG(op, FLAG_UNIQUE)) 1306 if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE))
1133 unique=1; 1307 unique = 1;
1134 if(op->head == NULL && (QUERY_FLAG(op, FLAG_UNIQUE) || unique)) { 1308 if (op->head == NULL && (QUERY_FLAG (op, FLAG_UNIQUE) || unique))
1309 {
1135 clean_object(op); 1310 clean_object (op);
1136 if (QUERY_FLAG(op, FLAG_IS_LINKED)) 1311 if (QUERY_FLAG (op, FLAG_IS_LINKED))
1137 remove_button_link(op); 1312 remove_button_link (op);
1138 remove_ob(op); 1313 remove_ob (op);
1139 free_object(op); 1314 free_object (op);
1140 } 1315 }
1141 } 1316 }
1142 } 1317 }
1143} 1318}
1144 1319
1145 1320
1146/* 1321/*
1147 * Loads unique objects from file(s) into the map which is in memory 1322 * Loads unique objects from file(s) into the map which is in memory
1148 * m is the map to load unique items into. 1323 * m is the map to load unique items into.
1149 */ 1324 */
1150static void load_unique_objects(mapstruct *m) { 1325static void
1326load_unique_objects (maptile *m)
1327{
1151 int count; 1328 int count;
1152 char firstname[MAX_BUF]; 1329 char firstname[MAX_BUF];
1153 1330
1154 for (count=0; count<10; count++) { 1331 for (count = 0; count < 10; count++)
1332 {
1155 sprintf(firstname, "%s.v%02d", create_items_path(m->path), count); 1333 sprintf (firstname, "%s.v%02d", create_items_path (m->path), count);
1156 if (!access(firstname, R_OK)) break; 1334 if (!access (firstname, R_OK))
1335 break;
1157 } 1336 }
1158 /* If we get here, we did not find any map */ 1337 /* If we get here, we did not find any map */
1159 if (count==10) return; 1338 if (count == 10)
1339 return;
1160 1340
1161 object_thawer thawer (firstname); 1341 object_thawer thawer (firstname);
1162 1342
1163 if (!thawer) 1343 if (!thawer)
1164 return; 1344 return;
1165 1345
1166 m->in_memory=MAP_LOADING; 1346 m->in_memory = MAP_LOADING;
1167 if (m->tmpname == NULL) /* if we have loaded unique items from */ 1347 if (m->tmpname == NULL) /* if we have loaded unique items from */
1168 delete_unique_items(m); /* original map before, don't duplicate them */ 1348 delete_unique_items (m); /* original map before, don't duplicate them */
1169 load_objects (m, thawer, 0); 1349 load_objects (m, thawer, 0);
1170 1350
1171 m->in_memory=MAP_IN_MEMORY; 1351 m->in_memory = MAP_IN_MEMORY;
1172} 1352}
1173 1353
1174 1354
1175/* 1355/*
1176 * Saves a map to file. If flag is set, it is saved into the same 1356 * Saves a map to file. If flag is set, it is saved into the same
1177 * file it was (originally) loaded from. Otherwise a temporary 1357 * file it was (originally) loaded from. Otherwise a temporary
1178 * filename will be genarated, and the file will be stored there. 1358 * filename will be genarated, and the file will be stored there.
1179 * The temporary filename will be stored in the mapstructure. 1359 * The temporary filename will be stored in the maptileure.
1180 * If the map is unique, we also save to the filename in the map 1360 * If the map is unique, we also save to the filename in the map
1181 * (this should have been updated when first loaded) 1361 * (this should have been updated when first loaded)
1182 */ 1362 */
1183 1363
1184int 1364int
1185new_save_map (mapstruct * m, int flag) 1365new_save_map (maptile *m, int flag)
1186{ 1366{
1187 char filename[MAX_BUF], buf[MAX_BUF], buf_s[MAX_BUF], shop[MAX_BUF]; 1367 char filename[MAX_BUF], buf[MAX_BUF], shop[MAX_BUF];
1188 int i; 1368 int i;
1189 1369
1190 if (flag && !*m->path) 1370 if (flag && !*m->path)
1191 { 1371 {
1192 LOG (llevError, "Tried to save map without path.\n"); 1372 LOG (llevError, "Tried to save map without path.\n");
… …
1194 } 1374 }
1195 1375
1196 if (flag || (m->unique) || (m->templatemap)) 1376 if (flag || (m->unique) || (m->templatemap))
1197 { 1377 {
1198 if (!m->unique && !m->templatemap) 1378 if (!m->unique && !m->templatemap)
1199 { /* flag is set */ 1379 { /* flag is set */
1200 if (flag == 2) 1380 if (flag == 2)
1201 strcpy (filename, create_overlay_pathname (m->path)); 1381 strcpy (filename, create_overlay_pathname (m->path));
1202 else 1382 else
1203 strcpy (filename, create_pathname (m->path)); 1383 strcpy (filename, create_pathname (m->path));
1204 } 1384 }
… …
1242 print_shop_string (m, shop); 1422 print_shop_string (m, shop);
1243 fprintf (freezer, "shopitems %s\n", shop); 1423 fprintf (freezer, "shopitems %s\n", shop);
1244 } 1424 }
1245 if (m->shopgreed) 1425 if (m->shopgreed)
1246 fprintf (freezer, "shopgreed %f\n", m->shopgreed); 1426 fprintf (freezer, "shopgreed %f\n", m->shopgreed);
1247#ifndef WIN32
1248 if (m->shopmin) 1427 if (m->shopmin)
1249 fprintf (freezer, "shopmin %llu\n", m->shopmin); 1428 fprintf (freezer, "shopmin %llu\n", m->shopmin);
1250 if (m->shopmax) 1429 if (m->shopmax)
1251 fprintf (freezer, "shopmax %llu\n", m->shopmax); 1430 fprintf (freezer, "shopmax %llu\n", m->shopmax);
1252#else
1253 if (m->shopmin)
1254 fprintf (freezer, "shopmin %I64u\n", m->shopmin);
1255 if (m->shopmax)
1256 fprintf (freezer, "shopmax %I64u\n", m->shopmax);
1257#endif
1258 if (m->shoprace) 1431 if (m->shoprace)
1259 fprintf (freezer, "shoprace %s\n", m->shoprace); 1432 fprintf (freezer, "shoprace %s\n", m->shoprace);
1260 if (m->darkness) 1433 if (m->darkness)
1261 fprintf (freezer, "darkness %d\n", m->darkness); 1434 fprintf (freezer, "darkness %d\n", m->darkness);
1262 if (m->width) 1435 if (m->width)
… …
1318 sprintf (buf, "%s.v00", create_items_path (m->path)); 1491 sprintf (buf, "%s.v00", create_items_path (m->path));
1319 1492
1320 unique.save (buf); 1493 unique.save (buf);
1321 } 1494 }
1322 else 1495 else
1323 { /* save same file when not playing, like in editor */ 1496 { /* save same file when not playing, like in editor */
1324 save_objects (m, freezer, freezer, 0); 1497 save_objects (m, freezer, freezer, 0);
1325 } 1498 }
1326 1499
1327 freezer.save (filename); 1500 freezer.save (filename);
1328 1501
… …
1333/* 1506/*
1334 * Remove and free all objects in the inventory of the given object. 1507 * Remove and free all objects in the inventory of the given object.
1335 * object.c ? 1508 * object.c ?
1336 */ 1509 */
1337 1510
1511void
1338void clean_object(object *op) 1512clean_object (object *op)
1339{ 1513{
1340 object *tmp, *next; 1514 object *tmp, *next;
1341 1515
1342 for(tmp = op->inv; tmp; tmp = next) 1516 for (tmp = op->inv; tmp; tmp = next)
1343 { 1517 {
1344 next = tmp->below; 1518 next = tmp->below;
1345 clean_object(tmp); 1519 clean_object (tmp);
1346 if (QUERY_FLAG(tmp, FLAG_IS_LINKED)) 1520 if (QUERY_FLAG (tmp, FLAG_IS_LINKED))
1347 remove_button_link(tmp); 1521 remove_button_link (tmp);
1348 remove_ob(tmp); 1522 remove_ob (tmp);
1349 free_object(tmp); 1523 free_object (tmp);
1350 } 1524 }
1351} 1525}
1352 1526
1353/* 1527/*
1354 * Remove and free all objects in the given map. 1528 * Remove and free all objects in the given map.
1355 */ 1529 */
1356 1530
1531void
1357void free_all_objects(mapstruct *m) { 1532free_all_objects (maptile *m)
1533{
1358 int i,j; 1534 int i, j;
1359 object *op; 1535 object *op;
1360 1536
1361 for(i=0;i<MAP_WIDTH(m);i++) 1537 for (i = 0; i < MAP_WIDTH (m); i++)
1362 for(j=0;j<MAP_HEIGHT(m);j++) { 1538 for (j = 0; j < MAP_HEIGHT (m); j++)
1539 {
1363 object *previous_obj=NULL; 1540 object *previous_obj = NULL;
1541
1364 while((op=GET_MAP_OB(m,i,j))!=NULL) { 1542 while ((op = GET_MAP_OB (m, i, j)) != NULL)
1543 {
1365 if (op==previous_obj) { 1544 if (op == previous_obj)
1545 {
1366 LOG(llevDebug, "free_all_objects: Link error, bailing out.\n"); 1546 LOG (llevDebug, "free_all_objects: Link error, bailing out.\n");
1367 break; 1547 break;
1368 } 1548 }
1369 previous_obj=op; 1549 previous_obj = op;
1370 if(op->head!=NULL) 1550 if (op->head != NULL)
1371 op = op->head; 1551 op = op->head;
1372 1552
1373 /* If the map isn't in memory, free_object will remove and 1553 /* If the map isn't in memory, free_object will remove and
1374 * free objects in op's inventory. So let it do the job. 1554 * free objects in op's inventory. So let it do the job.
1375 */ 1555 */
1376 if (m->in_memory==MAP_IN_MEMORY) 1556 if (m->in_memory == MAP_IN_MEMORY)
1377 clean_object(op); 1557 clean_object (op);
1378 remove_ob(op); 1558 remove_ob (op);
1379 free_object(op); 1559 free_object (op);
1380 } 1560 }
1381 } 1561 }
1382} 1562}
1383 1563
1384/* 1564/*
1385 * Frees everything allocated by the given mapstructure. 1565 * Frees everything allocated by the given maptileure.
1386 * don't free tmpname - our caller is left to do that 1566 * don't free tmpname - our caller is left to do that
1387 */ 1567 */
1388 1568
1569void
1389void free_map(mapstruct *m,int flag) { 1570free_map (maptile *m, int flag)
1571{
1390 int i; 1572 int i;
1391 1573
1392 if (!m->in_memory) { 1574 if (!m->in_memory)
1575 {
1393 LOG(llevError,"Trying to free freed map.\n"); 1576 LOG (llevError, "Trying to free freed map.\n");
1394 return; 1577 return;
1395 } 1578 }
1396 if (flag && m->spaces) free_all_objects(m); 1579 if (flag && m->spaces)
1580 free_all_objects (m);
1581 if (m->name)
1397 if (m->name) FREE_AND_CLEAR(m->name); 1582 FREE_AND_CLEAR (m->name);
1583 if (m->spaces)
1398 if (m->spaces) FREE_AND_CLEAR(m->spaces); 1584 FREE_AND_CLEAR (m->spaces);
1585 if (m->msg)
1399 if (m->msg) FREE_AND_CLEAR(m->msg); 1586 FREE_AND_CLEAR (m->msg);
1587 if (m->maplore)
1400 if (m->maplore) FREE_AND_CLEAR(m->maplore); 1588 FREE_AND_CLEAR (m->maplore);
1401 if (m->shopitems) FREE_AND_CLEAR(m->shopitems); 1589 if (m->shopitems)
1590 delete[]m->shopitems;
1591 m->shopitems = 0;
1592 if (m->shoprace)
1402 if (m->shoprace) FREE_AND_CLEAR(m->shoprace); 1593 FREE_AND_CLEAR (m->shoprace);
1403 if (m->buttons) 1594 if (m->buttons)
1404 free_objectlinkpt(m->buttons); 1595 free_objectlinkpt (m->buttons);
1405 m->buttons = NULL; 1596 m->buttons = NULL;
1406 for (i=0; i<4; i++) { 1597 for (i = 0; i < 4; i++)
1598 {
1599 if (m->tile_path[i])
1407 if (m->tile_path[i]) FREE_AND_CLEAR(m->tile_path[i]); 1600 FREE_AND_CLEAR (m->tile_path[i]);
1408 m->tile_map[i] = NULL; 1601 m->tile_map[i] = NULL;
1409 } 1602 }
1410 m->in_memory = MAP_SWAPPED; 1603 m->in_memory = MAP_SWAPPED;
1411} 1604}
1412 1605
1413/* 1606/*
1414 * function: vanish mapstruct 1607 * function: vanish maptile
1415 * m : pointer to mapstruct, if NULL no action 1608 * m : pointer to maptile, if NULL no action
1416 * this deletes all the data on the map (freeing pointers) 1609 * this deletes all the data on the map (freeing pointers)
1417 * and then removes this map from the global linked list of maps. 1610 * and then removes this map from the global linked list of maps.
1418 */ 1611 */
1419 1612
1420void delete_map(mapstruct *m) { 1613void
1614delete_map (maptile *m)
1615{
1421 mapstruct *tmp, *last; 1616 maptile *tmp, *last;
1422 int i; 1617 int i;
1423 1618
1424 if (!m) 1619 if (!m)
1425 return; 1620 return;
1426 1621
1427 m->clear (); 1622 m->clear ();
1428 1623
1429 if (m->in_memory == MAP_IN_MEMORY) { 1624 if (m->in_memory == MAP_IN_MEMORY)
1625 {
1430 /* change to MAP_SAVING, even though we are not, 1626 /* change to MAP_SAVING, even though we are not,
1431 * so that remove_ob doesn't do as much work. 1627 * so that remove_ob doesn't do as much work.
1628 */
1629 m->in_memory = MAP_SAVING;
1630 free_map (m, 1);
1631 }
1632 /* move this out of free_map, since tmpname can still be needed if
1633 * the map is swapped out.
1634 */
1635 if (m->tmpname)
1636 {
1637 free (m->tmpname);
1638 m->tmpname = NULL;
1639 }
1640 last = NULL;
1641 /* We need to look through all the maps and see if any maps
1642 * are pointing at this one for tiling information. Since
1643 * tiling can be assymetric, we just can not look to see which
1644 * maps this map tiles with and clears those.
1645 */
1646 for (tmp = first_map; tmp != NULL; tmp = tmp->next)
1647 {
1648 if (tmp->next == m)
1649 last = tmp;
1650
1651 /* This should hopefully get unrolled on a decent compiler */
1652 for (i = 0; i < 4; i++)
1653 if (tmp->tile_map[i] == m)
1654 tmp->tile_map[i] = NULL;
1655 }
1656
1657 /* If last is null, then this should be the first map in the list */
1658 if (!last)
1659 {
1660 if (m == first_map)
1661 first_map = m->next;
1662 else
1663 /* m->path is a static char, so should hopefully still have
1664 * some useful data in it.
1432 */ 1665 */
1433 m->in_memory = MAP_SAVING;
1434 free_map (m, 1);
1435 }
1436 /* move this out of free_map, since tmpname can still be needed if
1437 * the map is swapped out.
1438 */
1439 if (m->tmpname) {
1440 free(m->tmpname);
1441 m->tmpname=NULL;
1442 }
1443 last = NULL;
1444 /* We need to look through all the maps and see if any maps
1445 * are pointing at this one for tiling information. Since
1446 * tiling can be assymetric, we just can not look to see which
1447 * maps this map tiles with and clears those.
1448 */
1449 for (tmp = first_map; tmp != NULL; tmp = tmp->next) {
1450 if (tmp->next == m) last = tmp;
1451
1452 /* This should hopefully get unrolled on a decent compiler */
1453 for (i=0; i<4; i++)
1454 if (tmp->tile_map[i] == m) tmp->tile_map[i]=NULL;
1455 }
1456
1457 /* If last is null, then this should be the first map in the list */
1458 if (!last) {
1459 if (m == first_map)
1460 first_map = m->next;
1461 else
1462 /* m->path is a static char, so should hopefully still have
1463 * some useful data in it.
1464 */
1465 LOG(llevError,"delete_map: Unable to find map %s in list\n", 1666 LOG (llevError, "delete_map: Unable to find map %s in list\n", m->path);
1466 m->path);
1467 } 1667 }
1468 else 1668 else
1469 last->next = m->next; 1669 last->next = m->next;
1470 1670
1471 delete m; 1671 delete m;
1472} 1672}
1473 1673
1474 1674
1475 1675
1476/* 1676/*
… …
1483 * dont do any more name translation on it. 1683 * dont do any more name translation on it.
1484 * 1684 *
1485 * Returns a pointer to the given map. 1685 * Returns a pointer to the given map.
1486 */ 1686 */
1487 1687
1688maptile *
1488mapstruct *ready_map_name(const char *name, int flags) { 1689ready_map_name (const char *name, int flags)
1489 mapstruct *m; 1690{
1691 maptile *m;
1490 1692
1491 if (!name) 1693 if (!name)
1492 return (NULL); 1694 return (NULL);
1493 1695
1494 /* Have we been at this level before? */ 1696 /* Have we been at this level before? */
1495 m = has_been_loaded (name); 1697 m = has_been_loaded (name);
1496 1698
1497 /* Map is good to go, so just return it */ 1699 /* Map is good to go, so just return it */
1498 if (m && (m->in_memory == MAP_LOADING || m->in_memory == MAP_IN_MEMORY)) { 1700 if (m && (m->in_memory == MAP_LOADING || m->in_memory == MAP_IN_MEMORY))
1701 {
1499 return m; 1702 return m;
1500 } 1703 }
1501 1704
1502 /* unique maps always get loaded from their original location, and never 1705 /* unique maps always get loaded from their original location, and never
1503 * a temp location. Likewise, if map_flush is set, or we have never loaded 1706 * a temp location. Likewise, if map_flush is set, or we have never loaded
1504 * this map, load it now. I removed the reset checking from here - 1707 * this map, load it now. I removed the reset checking from here -
1505 * it seems the probability of a player trying to enter a map that should 1708 * it seems the probability of a player trying to enter a map that should
1506 * reset but hasn't yet is quite low, and removing that makes this function 1709 * reset but hasn't yet is quite low, and removing that makes this function
1507 * a bit cleaner (and players probably shouldn't rely on exact timing for 1710 * a bit cleaner (and players probably shouldn't rely on exact timing for
1508 * resets in any case - if they really care, they should use the 'maps command. 1711 * resets in any case - if they really care, they should use the 'maps command.
1509 */ 1712 */
1510 if ((flags & (MAP_FLUSH|MAP_PLAYER_UNIQUE)) || !m) { 1713 if ((flags & (MAP_FLUSH | MAP_PLAYER_UNIQUE)) || !m)
1714 {
1511 1715
1512 /* first visit or time to reset */ 1716 /* first visit or time to reset */
1513 if (m) { 1717 if (m)
1718 {
1514 clean_tmp_map(m); /* Doesn't make much difference */ 1719 clean_tmp_map (m); /* Doesn't make much difference */
1515 delete_map(m); 1720 delete_map (m);
1516 } 1721 }
1517 1722
1518 /* create and load a map */ 1723 /* create and load a map */
1519 if (flags & MAP_PLAYER_UNIQUE) 1724 if (flags & MAP_PLAYER_UNIQUE)
1520 LOG(llevDebug, "Trying to load map %s.\n", name); 1725 LOG (llevDebug, "Trying to load map %s.\n", name);
1521 else 1726 else
1522 LOG(llevDebug, "Trying to load map %s.\n", create_pathname(name)); 1727 LOG (llevDebug, "Trying to load map %s.\n", create_pathname (name));
1523 1728
1524 //0.427459955215454 /var/crossfire/players/Saladon/_scorn_apartment_apartments
1525 //0.414906024932861
1526 //0.427063941955566
1527 eval_pv ("$x = Event::time", 1);//D 1729 //eval_pv ("$x = Event::time", 1);//D
1528 if (!(m = load_original_map(name, (flags & MAP_PLAYER_UNIQUE)))) 1730 if (!(m = load_original_map (name, (flags & MAP_PLAYER_UNIQUE))))
1529 return (NULL); 1731 return (NULL);
1530 eval_pv ("warn \"LOAD \", Event::time - $x", 1);//D 1732 //eval_pv ("warn \"LOAD \", Event::time - $x", 1);//D
1531 1733
1532 fix_auto_apply(m); /* Chests which open as default */ 1734 fix_auto_apply (m); /* Chests which open as default */
1533 1735
1534 /* If a player unique map, no extra unique object file to load. 1736 /* If a player unique map, no extra unique object file to load.
1535 * if from the editor, likewise. 1737 * if from the editor, likewise.
1536 */ 1738 */
1537 if (! (flags & (MAP_FLUSH|MAP_PLAYER_UNIQUE))) 1739 if (!(flags & (MAP_FLUSH | MAP_PLAYER_UNIQUE)))
1538 load_unique_objects(m); 1740 load_unique_objects (m);
1539 1741
1540 if (! (flags & (MAP_FLUSH|MAP_PLAYER_UNIQUE|MAP_OVERLAY))) { 1742 if (!(flags & (MAP_FLUSH | MAP_PLAYER_UNIQUE | MAP_OVERLAY)))
1743 {
1541 m=load_overlay_map(name, m); 1744 m = load_overlay_map (name, m);
1542 if (m==NULL) 1745 if (m == NULL)
1543 return NULL; 1746 return NULL;
1544 } 1747 }
1545 1748
1546 if (flags & MAP_PLAYER_UNIQUE) 1749 if (flags & MAP_PLAYER_UNIQUE)
1547 INVOKE_MAP (SWAPIN, m); 1750 INVOKE_MAP (SWAPIN, m);
1548 1751
1549 } else { 1752 }
1753 else
1754 {
1550 /* If in this loop, we found a temporary map, so load it up. */ 1755 /* If in this loop, we found a temporary map, so load it up. */
1551 1756
1552 m=load_temporary_map (m); 1757 m = load_temporary_map (m);
1758 if (m == NULL)
1553 if(m==NULL) return NULL; 1759 return NULL;
1554 load_unique_objects(m); 1760 load_unique_objects (m);
1555 1761
1556 clean_tmp_map(m); 1762 clean_tmp_map (m);
1557 m->in_memory = MAP_IN_MEMORY; 1763 m->in_memory = MAP_IN_MEMORY;
1558 /* tempnam() on sun systems (probably others) uses malloc 1764 /* tempnam() on sun systems (probably others) uses malloc
1559 * to allocated space for the string. Free it here. 1765 * to allocated space for the string. Free it here.
1560 * In some cases, load_temporary_map above won't find the 1766 * In some cases, load_temporary_map above won't find the
1561 * temporary map, and so has reloaded a new map. If that 1767 * temporary map, and so has reloaded a new map. If that
1562 * is the case, tmpname is now null 1768 * is the case, tmpname is now null
1563 */ 1769 */
1564 if (m->tmpname) free(m->tmpname); 1770 if (m->tmpname)
1771 free (m->tmpname);
1565 m->tmpname = NULL; 1772 m->tmpname = NULL;
1566 /* It's going to be saved anew anyway */ 1773 /* It's going to be saved anew anyway */
1567 } 1774 }
1568 1775
1569 /* Below here is stuff common to both first time loaded maps and 1776 /* Below here is stuff common to both first time loaded maps and
1570 * temp maps. 1777 * temp maps.
1571 */ 1778 */
1572 1779
1573 decay_objects(m); /* start the decay */ 1780 decay_objects (m); /* start the decay */
1574 /* In case other objects press some buttons down */ 1781 /* In case other objects press some buttons down */
1575 update_buttons(m); 1782 update_buttons (m);
1576 if (m->outdoor) 1783 if (m->outdoor)
1577 set_darkness_map(m); 1784 set_darkness_map (m);
1578 /* run the weather over this map */ 1785 /* run the weather over this map */
1579 weather_effect(name); 1786 weather_effect (name);
1580 return m; 1787 return m;
1581} 1788}
1582 1789
1583 1790
1584/* 1791/*
1585 * This routine is supposed to find out the difficulty of the map. 1792 * This routine is supposed to find out the difficulty of the map.
… …
1590 * in the map is zero, then use this routine. Maps should really 1797 * in the map is zero, then use this routine. Maps should really
1591 * have a difficulty set than using this function - human calculation 1798 * have a difficulty set than using this function - human calculation
1592 * is much better than this functions guesswork. 1799 * is much better than this functions guesswork.
1593 */ 1800 */
1594 1801
1802int
1595int calculate_difficulty(mapstruct *m) { 1803calculate_difficulty (maptile *m)
1804{
1596 object *op; 1805 object *op;
1597 archetype *at; 1806 archetype *at;
1598 int x, y, i, diff; 1807 int x, y, i;
1599 long monster_cnt = 0; 1808 long monster_cnt = 0;
1600 double avgexp = 0; 1809 double avgexp = 0;
1601 sint64 total_exp = 0; 1810 sint64 total_exp = 0;
1602 1811
1603 if (MAP_DIFFICULTY (m)) 1812 if (MAP_DIFFICULTY (m))
1604 { 1813 {
1605 LOG(llevDebug, "Using stored map difficulty: %d\n", MAP_DIFFICULTY (m)); 1814 LOG (llevDebug, "Using stored map difficulty: %d\n", MAP_DIFFICULTY (m));
1606 return MAP_DIFFICULTY (m); 1815 return MAP_DIFFICULTY (m);
1607 } 1816 }
1608 1817
1609 for(x = 0; x < MAP_WIDTH(m); x++) 1818 for (x = 0; x < MAP_WIDTH (m); x++)
1610 for(y = 0; y < MAP_HEIGHT(m); y++) 1819 for (y = 0; y < MAP_HEIGHT (m); y++)
1611 for(op = get_map_ob(m, x, y); op != NULL; op = op->above) 1820 for (op = get_map_ob (m, x, y); op != NULL; op = op->above)
1612 { 1821 {
1613 if(QUERY_FLAG (op, FLAG_MONSTER)) 1822 if (QUERY_FLAG (op, FLAG_MONSTER))
1614 { 1823 {
1615 total_exp += op->stats.exp; 1824 total_exp += op->stats.exp;
1616 monster_cnt++; 1825 monster_cnt++;
1617 } 1826 }
1618 1827
1619 if(QUERY_FLAG (op, FLAG_GENERATOR)) 1828 if (QUERY_FLAG (op, FLAG_GENERATOR))
1620 { 1829 {
1621 total_exp += op->stats.exp; 1830 total_exp += op->stats.exp;
1622 at = type_to_archetype(GENERATE_TYPE (op)); 1831 at = type_to_archetype (GENERATE_TYPE (op));
1623 1832
1624 if(at != NULL) 1833 if (at != NULL)
1625 total_exp += at->clone.stats.exp * 8; 1834 total_exp += at->clone.stats.exp * 8;
1626 1835
1627 monster_cnt++; 1836 monster_cnt++;
1628 } 1837 }
1629 } 1838 }
… …
1640 } 1849 }
1641 1850
1642 return 1; 1851 return 1;
1643} 1852}
1644 1853
1645void clean_tmp_map(mapstruct *m) { 1854void
1855clean_tmp_map (maptile *m)
1856{
1646 if(m->tmpname == NULL) 1857 if (m->tmpname == NULL)
1647 return; 1858 return;
1648 INVOKE_MAP (CLEAN, m); 1859 INVOKE_MAP (CLEAN, m);
1649 (void) unlink(m->tmpname); 1860 (void) unlink (m->tmpname);
1650} 1861}
1651 1862
1863void
1652void free_all_maps(void) 1864free_all_maps (void)
1653{ 1865{
1654 int real_maps=0; 1866 int real_maps = 0;
1655 1867
1656 while (first_map) { 1868 while (first_map)
1869 {
1657 /* I think some of the callers above before it gets here set this to be 1870 /* I think some of the callers above before it gets here set this to be
1658 * saving, but we still want to free this data 1871 * saving, but we still want to free this data
1659 */ 1872 */
1660 if (first_map->in_memory == MAP_SAVING) first_map->in_memory = MAP_IN_MEMORY; 1873 if (first_map->in_memory == MAP_SAVING)
1874 first_map->in_memory = MAP_IN_MEMORY;
1661 delete_map(first_map); 1875 delete_map (first_map);
1662 real_maps++; 1876 real_maps++;
1663 } 1877 }
1664 LOG(llevDebug,"free_all_maps: Freed %d maps\n", real_maps); 1878 LOG (llevDebug, "free_all_maps: Freed %d maps\n", real_maps);
1665} 1879}
1666 1880
1667/* change_map_light() - used to change map light level (darkness) 1881/* change_map_light() - used to change map light level (darkness)
1668 * up or down. Returns true if successful. It should now be 1882 * up or down. Returns true if successful. It should now be
1669 * possible to change a value by more than 1. 1883 * possible to change a value by more than 1.
1670 * Move this from los.c to map.c since this is more related 1884 * Move this from los.c to map.c since this is more related
1671 * to maps than los. 1885 * to maps than los.
1672 * postive values make it darker, negative make it brighter 1886 * postive values make it darker, negative make it brighter
1673 */ 1887 */
1674 1888
1889int
1675int change_map_light(mapstruct *m, int change) { 1890change_map_light (maptile *m, int change)
1891{
1676 int new_level = m->darkness + change; 1892 int new_level = m->darkness + change;
1677 1893
1678 /* Nothing to do */ 1894 /* Nothing to do */
1679 if(!change || (new_level <= 0 && m->darkness == 0) || 1895 if (!change || (new_level <= 0 && m->darkness == 0) || (new_level >= MAX_DARKNESS && m->darkness >= MAX_DARKNESS))
1680 (new_level >= MAX_DARKNESS && m->darkness >=MAX_DARKNESS)) { 1896 {
1681 return 0; 1897 return 0;
1682 } 1898 }
1683 1899
1684 /* inform all players on the map */ 1900 /* inform all players on the map */
1685 if (change>0) 1901 if (change > 0)
1686 new_info_map(NDI_BLACK|NDI_UNIQUE, m,"It becomes darker."); 1902 new_info_map (NDI_BLACK | NDI_UNIQUE, m, "It becomes darker.");
1687 else 1903 else
1688 new_info_map(NDI_BLACK|NDI_UNIQUE, m,"It becomes brighter."); 1904 new_info_map (NDI_BLACK | NDI_UNIQUE, m, "It becomes brighter.");
1689 1905
1690 /* Do extra checking. since m->darkness is a unsigned value, 1906 /* Do extra checking. since m->darkness is a unsigned value,
1691 * we need to be extra careful about negative values. 1907 * we need to be extra careful about negative values.
1692 * In general, the checks below are only needed if change 1908 * In general, the checks below are only needed if change
1693 * is not +/-1 1909 * is not +/-1
1694 */ 1910 */
1695 if (new_level < 0) m->darkness = 0; 1911 if (new_level < 0)
1696 else if (new_level >=MAX_DARKNESS) m->darkness = MAX_DARKNESS; 1912 m->darkness = 0;
1913 else if (new_level >= MAX_DARKNESS)
1914 m->darkness = MAX_DARKNESS;
1915 else
1697 else m->darkness=new_level; 1916 m->darkness = new_level;
1698 1917
1699 /* All clients need to get re-updated for the change */ 1918 /* All clients need to get re-updated for the change */
1700 update_all_map_los(m); 1919 update_all_map_los (m);
1701 return 1; 1920 return 1;
1702} 1921}
1703 1922
1704 1923
1705/* 1924/*
1706 * This function updates various attributes about a specific space 1925 * This function updates various attributes about a specific space
1707 * on the map (what it looks like, whether it blocks magic, 1926 * on the map (what it looks like, whether it blocks magic,
1708 * has a living creatures, prevents people from passing 1927 * has a living creatures, prevents people from passing
1709 * through, etc) 1928 * through, etc)
1710 */ 1929 */
1930void
1711void update_position (mapstruct *m, int x, int y) { 1931update_position (maptile *m, int x, int y)
1932{
1712 object *tmp, *last = NULL; 1933 object *tmp, *last = NULL;
1713 uint8 flags = 0, oldflags, light=0, anywhere=0; 1934 uint8 flags = 0, oldflags, light = 0, anywhere = 0;
1714 New_Face *top,*floor, *middle; 1935 New_Face *top, *floor, *middle;
1715 object *top_obj, *floor_obj, *middle_obj; 1936 object *top_obj, *floor_obj, *middle_obj;
1716 MoveType move_block=0, move_slow=0, move_on=0, move_off=0, move_allow=0; 1937 MoveType move_block = 0, move_slow = 0, move_on = 0, move_off = 0, move_allow = 0;
1717 1938
1718 oldflags = GET_MAP_FLAGS(m,x,y); 1939 oldflags = GET_MAP_FLAGS (m, x, y);
1719 if (!(oldflags & P_NEED_UPDATE)) { 1940 if (!(oldflags & P_NEED_UPDATE))
1941 {
1720 LOG(llevDebug,"update_position called with P_NEED_UPDATE not set: %s (%d, %d)\n", 1942 LOG (llevDebug, "update_position called with P_NEED_UPDATE not set: %s (%d, %d)\n", m->path, x, y);
1721 m->path, x, y);
1722 return; 1943 return;
1723 } 1944 }
1724 1945
1725 middle=blank_face; 1946 middle = blank_face;
1726 top=blank_face; 1947 top = blank_face;
1727 floor=blank_face; 1948 floor = blank_face;
1728 1949
1729 middle_obj = NULL; 1950 middle_obj = NULL;
1730 top_obj = NULL; 1951 top_obj = NULL;
1731 floor_obj = NULL; 1952 floor_obj = NULL;
1732 1953
1733 for (tmp = get_map_ob (m, x, y); tmp; last = tmp, tmp = tmp->above) { 1954 for (tmp = get_map_ob (m, x, y); tmp; last = tmp, tmp = tmp->above)
1955 {
1734 1956
1735 /* This could be made additive I guess (two lights better than 1957 /* This could be made additive I guess (two lights better than
1736 * one). But if so, it shouldn't be a simple additive - 2 1958 * one). But if so, it shouldn't be a simple additive - 2
1737 * light bulbs do not illuminate twice as far as once since 1959 * light bulbs do not illuminate twice as far as once since
1738 * it is a disapation factor that is squared (or is it cubed?) 1960 * it is a disapation factor that is squared (or is it cubed?)
1739 */ 1961 */
1740 if (tmp->glow_radius > light) light = tmp->glow_radius; 1962 if (tmp->glow_radius > light)
1963 light = tmp->glow_radius;
1741 1964
1742 /* This call is needed in order to update objects the player 1965 /* This call is needed in order to update objects the player
1743 * is standing in that have animations (ie, grass, fire, etc). 1966 * is standing in that have animations (ie, grass, fire, etc).
1744 * However, it also causes the look window to be re-drawn 1967 * However, it also causes the look window to be re-drawn
1745 * 3 times each time the player moves, because many of the 1968 * 3 times each time the player moves, because many of the
1746 * functions the move_player calls eventualy call this. 1969 * functions the move_player calls eventualy call this.
1747 * 1970 *
1748 * Always put the player down for drawing. 1971 * Always put the player down for drawing.
1749 */ 1972 */
1750 if (!tmp->invisible) { 1973 if (!tmp->invisible)
1974 {
1751 if ((tmp->type==PLAYER || QUERY_FLAG(tmp, FLAG_MONSTER))) { 1975 if ((tmp->type == PLAYER || QUERY_FLAG (tmp, FLAG_MONSTER)))
1976 {
1752 top = tmp->face; 1977 top = tmp->face;
1753 top_obj = tmp; 1978 top_obj = tmp;
1754 } 1979 }
1755 else if (QUERY_FLAG(tmp,FLAG_IS_FLOOR)) { 1980 else if (QUERY_FLAG (tmp, FLAG_IS_FLOOR))
1981 {
1756 /* If we got a floor, that means middle and top were below it, 1982 /* If we got a floor, that means middle and top were below it,
1757 * so should not be visible, so we clear them. 1983 * so should not be visible, so we clear them.
1758 */ 1984 */
1759 middle=blank_face; 1985 middle = blank_face;
1760 top=blank_face; 1986 top = blank_face;
1761 floor = tmp->face; 1987 floor = tmp->face;
1762 floor_obj = tmp; 1988 floor_obj = tmp;
1763 } 1989 }
1764 /* Flag anywhere have high priority */ 1990 /* Flag anywhere have high priority */
1765 else if (QUERY_FLAG(tmp, FLAG_SEE_ANYWHERE)) { 1991 else if (QUERY_FLAG (tmp, FLAG_SEE_ANYWHERE))
1992 {
1766 middle = tmp->face; 1993 middle = tmp->face;
1767 1994
1768 middle_obj = tmp; 1995 middle_obj = tmp;
1769 anywhere =1; 1996 anywhere = 1;
1770 } 1997 }
1771 /* Find the highest visible face around. If equal 1998 /* Find the highest visible face around. If equal
1772 * visibilities, we still want the one nearer to the 1999 * visibilities, we still want the one nearer to the
1773 * top 2000 * top
1774 */ 2001 */
1775 else if (middle == blank_face || (tmp->face->visibility > middle->visibility && !anywhere)) { 2002 else if (middle == blank_face || (tmp->face->visibility > middle->visibility && !anywhere))
2003 {
1776 middle = tmp->face; 2004 middle = tmp->face;
1777 middle_obj = tmp; 2005 middle_obj = tmp;
1778 } 2006 }
1779 } 2007 }
1780 if (tmp==tmp->above) { 2008 if (tmp == tmp->above)
2009 {
1781 LOG(llevError, "Error in structure of map\n"); 2010 LOG (llevError, "Error in structure of map\n");
1782 exit (-1); 2011 exit (-1);
1783 }
1784 2012 }
2013
1785 move_slow |= tmp->move_slow; 2014 move_slow |= tmp->move_slow;
1786 move_block |= tmp->move_block; 2015 move_block |= tmp->move_block;
1787 move_on |= tmp->move_on; 2016 move_on |= tmp->move_on;
1788 move_off |= tmp->move_off; 2017 move_off |= tmp->move_off;
1789 move_allow |= tmp->move_allow; 2018 move_allow |= tmp->move_allow;
1790 2019
1791 if (QUERY_FLAG(tmp,FLAG_ALIVE)) 2020 if (QUERY_FLAG (tmp, FLAG_ALIVE))
1792 flags |= P_IS_ALIVE; 2021 flags |= P_IS_ALIVE;
1793 if (QUERY_FLAG(tmp,FLAG_NO_MAGIC)) 2022 if (QUERY_FLAG (tmp, FLAG_NO_MAGIC))
1794 flags |= P_NO_MAGIC; 2023 flags |= P_NO_MAGIC;
1795 if (QUERY_FLAG(tmp,FLAG_DAMNED)) 2024 if (QUERY_FLAG (tmp, FLAG_DAMNED))
1796 flags |= P_NO_CLERIC; 2025 flags |= P_NO_CLERIC;
1797 if (tmp->type == SAFE_GROUND) 2026 if (tmp->type == SAFE_GROUND)
1798 flags |= P_SAFE | P_NO_CLERIC | P_NO_MAGIC; 2027 flags |= P_SAFE;
1799 2028
1800 if (QUERY_FLAG(tmp,FLAG_BLOCKSVIEW)) 2029 if (QUERY_FLAG (tmp, FLAG_BLOCKSVIEW))
1801 flags |= P_BLOCKSVIEW; 2030 flags |= P_BLOCKSVIEW;
1802 } /* for stack of objects */ 2031 } /* for stack of objects */
1803 2032
1804 /* we don't want to rely on this function to have accurate flags, but 2033 /* we don't want to rely on this function to have accurate flags, but
1805 * since we're already doing the work, we calculate them here. 2034 * since we're already doing the work, we calculate them here.
1806 * if they don't match, logic is broken someplace. 2035 * if they don't match, logic is broken someplace.
1807 */ 2036 */
1808 if (((oldflags & ~(P_NEED_UPDATE|P_NO_ERROR)) != flags) && 2037 if (((oldflags & ~(P_NEED_UPDATE | P_NO_ERROR)) != flags) && (!(oldflags & P_NO_ERROR)))
1809 (!(oldflags & P_NO_ERROR))) { 2038 {
1810 LOG(llevDebug,"update_position: updated flags do not match old flags: %s (old=%d,new=%d) %x != %x\n", 2039 LOG (llevDebug, "update_position: updated flags do not match old flags: %s (old=%d,new=%d) %x != %x\n",
1811 m->path, x, y,
1812 (oldflags & ~P_NEED_UPDATE), flags); 2040 m->path, x, y, (oldflags & ~P_NEED_UPDATE), flags);
1813 } 2041 }
1814 SET_MAP_FLAGS(m, x, y, flags); 2042 SET_MAP_FLAGS (m, x, y, flags);
1815 SET_MAP_MOVE_BLOCK(m, x, y, move_block & ~move_allow); 2043 SET_MAP_MOVE_BLOCK (m, x, y, move_block & ~move_allow);
1816 SET_MAP_MOVE_ON(m, x, y, move_on); 2044 SET_MAP_MOVE_ON (m, x, y, move_on);
1817 SET_MAP_MOVE_OFF(m, x, y, move_off); 2045 SET_MAP_MOVE_OFF (m, x, y, move_off);
1818 SET_MAP_MOVE_SLOW(m, x, y, move_slow); 2046 SET_MAP_MOVE_SLOW (m, x, y, move_slow);
1819 2047
1820 /* At this point, we have a floor face (if there is a floor), 2048 /* At this point, we have a floor face (if there is a floor),
1821 * and the floor is set - we are not going to touch it at 2049 * and the floor is set - we are not going to touch it at
1822 * this point. 2050 * this point.
1823 * middle contains the highest visibility face. 2051 * middle contains the highest visibility face.
1824 * top contains a player/monster face, if there is one. 2052 * top contains a player/monster face, if there is one.
1825 * 2053 *
1826 * We now need to fill in top.face and/or middle.face. 2054 * We now need to fill in top.face and/or middle.face.
1827 */ 2055 */
1828 2056
1829 /* If the top face also happens to be high visibility, re-do our 2057 /* If the top face also happens to be high visibility, re-do our
1830 * middle face. This should not happen, as we already have the 2058 * middle face. This should not happen, as we already have the
1831 * else statement above so middle should not get set. OTOH, it 2059 * else statement above so middle should not get set. OTOH, it
1832 * may be possible for the faces to match but be different objects. 2060 * may be possible for the faces to match but be different objects.
1833 */ 2061 */
1834 if (top == middle) middle=blank_face; 2062 if (top == middle)
2063 middle = blank_face;
1835 2064
1836 /* There are three posibilities at this point: 2065 /* There are three posibilities at this point:
1837 * 1) top face is set, need middle to be set. 2066 * 1) top face is set, need middle to be set.
1838 * 2) middle is set, need to set top. 2067 * 2) middle is set, need to set top.
1839 * 3) neither middle or top is set - need to set both. 2068 * 3) neither middle or top is set - need to set both.
1840 */ 2069 */
1841 2070
1842 for (tmp=last; tmp; tmp=tmp->below) { 2071 for (tmp = last; tmp; tmp = tmp->below)
2072 {
1843 /* Once we get to a floor, stop, since we already have a floor object */ 2073 /* Once we get to a floor, stop, since we already have a floor object */
1844 if (QUERY_FLAG(tmp,FLAG_IS_FLOOR)) break; 2074 if (QUERY_FLAG (tmp, FLAG_IS_FLOOR))
2075 break;
1845 2076
1846 /* If two top faces are already set, quit processing */ 2077 /* If two top faces are already set, quit processing */
1847 if ((top != blank_face) && (middle != blank_face)) break; 2078 if ((top != blank_face) && (middle != blank_face))
2079 break;
1848 2080
1849 /* Only show visible faces, unless its the editor - show all */ 2081 /* Only show visible faces, unless its the editor - show all */
1850 if (!tmp->invisible || editor) { 2082 if (!tmp->invisible || editor)
2083 {
1851 /* Fill in top if needed */ 2084 /* Fill in top if needed */
1852 if (top == blank_face) { 2085 if (top == blank_face)
2086 {
1853 top = tmp->face; 2087 top = tmp->face;
1854 top_obj = tmp; 2088 top_obj = tmp;
2089 if (top == middle)
1855 if (top == middle) middle=blank_face; 2090 middle = blank_face;
2091 }
1856 } else { 2092 else
2093 {
1857 /* top is already set - we should only get here if 2094 /* top is already set - we should only get here if
1858 * middle is not set 2095 * middle is not set
1859 * 2096 *
1860 * Set the middle face and break out, since there is nothing 2097 * Set the middle face and break out, since there is nothing
1861 * more to fill in. We don't check visiblity here, since 2098 * more to fill in. We don't check visiblity here, since
1862 * 2099 *
1863 */ 2100 */
1864 if (tmp->face != top ) { 2101 if (tmp->face != top)
2102 {
1865 middle = tmp->face; 2103 middle = tmp->face;
1866 middle_obj = tmp; 2104 middle_obj = tmp;
1867 break; 2105 break;
1868 } 2106 }
1869 } 2107 }
1870 } 2108 }
1871 } 2109 }
1872 if (middle == floor) middle = blank_face; 2110 if (middle == floor)
1873 if (top == middle) middle = blank_face; 2111 middle = blank_face;
2112 if (top == middle)
2113 middle = blank_face;
1874 SET_MAP_FACE(m,x,y,top,0); 2114 SET_MAP_FACE (m, x, y, top, 0);
1875 if(top != blank_face) 2115 if (top != blank_face)
1876 SET_MAP_FACE_OBJ(m,x,y,top_obj,0); 2116 SET_MAP_FACE_OBJ (m, x, y, top_obj, 0);
1877 else 2117 else
1878 SET_MAP_FACE_OBJ(m,x,y,NULL,0); 2118 SET_MAP_FACE_OBJ (m, x, y, NULL, 0);
1879 SET_MAP_FACE(m,x,y,middle,1); 2119 SET_MAP_FACE (m, x, y, middle, 1);
1880 if(middle != blank_face) 2120 if (middle != blank_face)
1881 SET_MAP_FACE_OBJ(m,x,y,middle_obj,1); 2121 SET_MAP_FACE_OBJ (m, x, y, middle_obj, 1);
1882 else 2122 else
1883 SET_MAP_FACE_OBJ(m,x,y,NULL,1); 2123 SET_MAP_FACE_OBJ (m, x, y, NULL, 1);
1884 SET_MAP_FACE(m,x,y,floor,2); 2124 SET_MAP_FACE (m, x, y, floor, 2);
1885 if(floor != blank_face) 2125 if (floor != blank_face)
1886 SET_MAP_FACE_OBJ(m,x,y,floor_obj,2); 2126 SET_MAP_FACE_OBJ (m, x, y, floor_obj, 2);
1887 else 2127 else
1888 SET_MAP_FACE_OBJ(m,x,y,NULL,2); 2128 SET_MAP_FACE_OBJ (m, x, y, NULL, 2);
1889 SET_MAP_LIGHT(m,x,y,light); 2129 SET_MAP_LIGHT (m, x, y, light);
1890} 2130}
1891 2131
1892 2132
2133void
1893void set_map_reset_time(mapstruct *map) { 2134set_map_reset_time (maptile *map)
2135{
1894 int timeout; 2136 int timeout;
1895 2137
1896 timeout = MAP_RESET_TIMEOUT(map); 2138 timeout = MAP_RESET_TIMEOUT (map);
1897 if (timeout <= 0) 2139 if (timeout <= 0)
1898 timeout = MAP_DEFAULTRESET; 2140 timeout = MAP_DEFAULTRESET;
1899 if (timeout >= MAP_MAXRESET) 2141 if (timeout >= MAP_MAXRESET)
1900 timeout = MAP_MAXRESET; 2142 timeout = MAP_MAXRESET;
1901 MAP_WHEN_RESET(map) = seconds()+timeout; 2143 MAP_WHEN_RESET (map) = seconds () + timeout;
1902} 2144}
1903 2145
1904/* this updates the orig_map->tile_map[tile_num] value after loading 2146/* this updates the orig_map->tile_map[tile_num] value after loading
1905 * the map. It also takes care of linking back the freshly loaded 2147 * the map. It also takes care of linking back the freshly loaded
1906 * maps tile_map values if it tiles back to this one. It returns 2148 * maps tile_map values if it tiles back to this one. It returns
1907 * the value of orig_map->tile_map[tile_num]. It really only does this 2149 * the value of orig_map->tile_map[tile_num]. It really only does this
1908 * so that it is easier for calling functions to verify success. 2150 * so that it is easier for calling functions to verify success.
1909 */ 2151 */
1910 2152
2153static maptile *
1911static mapstruct *load_and_link_tiled_map(mapstruct *orig_map, int tile_num) 2154load_and_link_tiled_map (maptile *orig_map, int tile_num)
1912{ 2155{
1913 int dest_tile = (tile_num +2) % 4; 2156 int dest_tile = (tile_num + 2) % 4;
1914 char *path = path_combine_and_normalize(orig_map->path, orig_map->tile_path[tile_num]); 2157 char *path = path_combine_and_normalize (orig_map->path, orig_map->tile_path[tile_num]);
1915 2158
1916 orig_map->tile_map[tile_num] = ready_map_name(path, 0); 2159 orig_map->tile_map[tile_num] = ready_map_name (path, 0);
1917 2160
1918 /* need to do a strcmp here as the orig_map->path is not a shared string */ 2161 /* need to do a strcmp here as the orig_map->path is not a shared string */
1919 if (orig_map->tile_map[tile_num]->tile_path[dest_tile] && 2162 if (orig_map->tile_map[tile_num]->tile_path[dest_tile] && !strcmp (orig_map->tile_map[tile_num]->tile_path[dest_tile], orig_map->path))
1920 !strcmp(orig_map->tile_map[tile_num]->tile_path[dest_tile], orig_map->path))
1921 orig_map->tile_map[tile_num]->tile_map[dest_tile] = orig_map; 2163 orig_map->tile_map[tile_num]->tile_map[dest_tile] = orig_map;
1922 2164
1923 return orig_map->tile_map[tile_num]; 2165 return orig_map->tile_map[tile_num];
1924} 2166}
1925 2167
1926/* this returns TRUE if the coordinates (x,y) are out of 2168/* this returns TRUE if the coordinates (x,y) are out of
1927 * map m. This function also takes into account any 2169 * map m. This function also takes into account any
1928 * tiling considerations, loading adjacant maps as needed. 2170 * tiling considerations, loading adjacant maps as needed.
… …
1931 * This function will recursively call itself for the 2173 * This function will recursively call itself for the
1932 * tiled maps. 2174 * tiled maps.
1933 * 2175 *
1934 * 2176 *
1935 */ 2177 */
2178int
1936int out_of_map(mapstruct *m, int x, int y) 2179out_of_map (maptile *m, int x, int y)
1937{ 2180{
1938 2181
1939 /* If we get passed a null map, this is obviously the 2182 /* If we get passed a null map, this is obviously the
1940 * case. This generally shouldn't happen, but if the 2183 * case. This generally shouldn't happen, but if the
1941 * map loads fail below, it could happen. 2184 * map loads fail below, it could happen.
1942 */ 2185 */
1943 if (!m) return 0; 2186 if (!m)
1944
1945 if (x<0) {
1946 if (!m->tile_path[3]) return 1;
1947 if (!m->tile_map[3] || m->tile_map[3]->in_memory != MAP_IN_MEMORY) {
1948 load_and_link_tiled_map(m, 3);
1949 }
1950 return (out_of_map(m->tile_map[3], x + MAP_WIDTH(m->tile_map[3]), y));
1951 }
1952 if (x>=MAP_WIDTH(m)) {
1953 if (!m->tile_path[1]) return 1;
1954 if (!m->tile_map[1] || m->tile_map[1]->in_memory != MAP_IN_MEMORY) {
1955 load_and_link_tiled_map(m, 1);
1956 }
1957 return (out_of_map(m->tile_map[1], x - MAP_WIDTH(m), y));
1958 }
1959 if (y<0) {
1960 if (!m->tile_path[0]) return 1;
1961 if (!m->tile_map[0] || m->tile_map[0]->in_memory != MAP_IN_MEMORY) {
1962 load_and_link_tiled_map(m, 0);
1963 }
1964 return (out_of_map(m->tile_map[0], x, y + MAP_HEIGHT(m->tile_map[0])));
1965 }
1966 if (y>=MAP_HEIGHT(m)) {
1967 if (!m->tile_path[2]) return 1;
1968 if (!m->tile_map[2] || m->tile_map[2]->in_memory != MAP_IN_MEMORY) {
1969 load_and_link_tiled_map(m, 2);
1970 }
1971 return (out_of_map(m->tile_map[2], x, y - MAP_HEIGHT(m)));
1972 }
1973
1974 /* Simple case - coordinates are within this local
1975 * map.
1976 */
1977 return 0; 2187 return 0;
2188
2189 if (x < 0)
2190 {
2191 if (!m->tile_path[3])
2192 return 1;
2193 if (!m->tile_map[3] || m->tile_map[3]->in_memory != MAP_IN_MEMORY)
2194 {
2195 load_and_link_tiled_map (m, 3);
2196 }
2197 return (out_of_map (m->tile_map[3], x + MAP_WIDTH (m->tile_map[3]), y));
2198 }
2199 if (x >= MAP_WIDTH (m))
2200 {
2201 if (!m->tile_path[1])
2202 return 1;
2203 if (!m->tile_map[1] || m->tile_map[1]->in_memory != MAP_IN_MEMORY)
2204 {
2205 load_and_link_tiled_map (m, 1);
2206 }
2207 return (out_of_map (m->tile_map[1], x - MAP_WIDTH (m), y));
2208 }
2209 if (y < 0)
2210 {
2211 if (!m->tile_path[0])
2212 return 1;
2213 if (!m->tile_map[0] || m->tile_map[0]->in_memory != MAP_IN_MEMORY)
2214 {
2215 load_and_link_tiled_map (m, 0);
2216 }
2217 return (out_of_map (m->tile_map[0], x, y + MAP_HEIGHT (m->tile_map[0])));
2218 }
2219 if (y >= MAP_HEIGHT (m))
2220 {
2221 if (!m->tile_path[2])
2222 return 1;
2223 if (!m->tile_map[2] || m->tile_map[2]->in_memory != MAP_IN_MEMORY)
2224 {
2225 load_and_link_tiled_map (m, 2);
2226 }
2227 return (out_of_map (m->tile_map[2], x, y - MAP_HEIGHT (m)));
2228 }
2229
2230 /* Simple case - coordinates are within this local
2231 * map.
2232 */
2233 return 0;
1978} 2234}
1979 2235
1980/* This is basically the same as out_of_map above, but 2236/* This is basically the same as out_of_map above, but
1981 * instead we return NULL if no map is valid (coordinates 2237 * instead we return NULL if no map is valid (coordinates
1982 * out of bounds and no tiled map), otherwise it returns 2238 * out of bounds and no tiled map), otherwise it returns
1983 * the map as that the coordinates are really on, and 2239 * the map as that the coordinates are really on, and
1984 * updates x and y to be the localized coordinates. 2240 * updates x and y to be the localized coordinates.
1985 * Using this is more efficient of calling out_of_map 2241 * Using this is more efficient of calling out_of_map
1986 * and then figuring out what the real map is 2242 * and then figuring out what the real map is
1987 */ 2243 */
2244maptile *
1988mapstruct *get_map_from_coord(mapstruct *m, sint16 *x, sint16 *y) 2245get_map_from_coord (maptile *m, sint16 * x, sint16 * y)
1989{ 2246{
1990 2247
1991 if (*x<0) { 2248 if (*x < 0)
2249 {
1992 if (!m->tile_path[3]) return NULL; 2250 if (!m->tile_path[3])
2251 return NULL;
1993 if (!m->tile_map[3] || m->tile_map[3]->in_memory != MAP_IN_MEMORY) 2252 if (!m->tile_map[3] || m->tile_map[3]->in_memory != MAP_IN_MEMORY)
1994 load_and_link_tiled_map(m, 3); 2253 load_and_link_tiled_map (m, 3);
1995 2254
1996 *x += MAP_WIDTH(m->tile_map[3]); 2255 *x += MAP_WIDTH (m->tile_map[3]);
1997 return (get_map_from_coord(m->tile_map[3], x, y)); 2256 return (get_map_from_coord (m->tile_map[3], x, y));
1998 } 2257 }
1999 if (*x>=MAP_WIDTH(m)) { 2258 if (*x >= MAP_WIDTH (m))
2259 {
2000 if (!m->tile_path[1]) return NULL; 2260 if (!m->tile_path[1])
2261 return NULL;
2001 if (!m->tile_map[1] || m->tile_map[1]->in_memory != MAP_IN_MEMORY) 2262 if (!m->tile_map[1] || m->tile_map[1]->in_memory != MAP_IN_MEMORY)
2002 load_and_link_tiled_map(m, 1); 2263 load_and_link_tiled_map (m, 1);
2003 2264
2004 *x -= MAP_WIDTH(m); 2265 *x -= MAP_WIDTH (m);
2005 return (get_map_from_coord(m->tile_map[1], x, y)); 2266 return (get_map_from_coord (m->tile_map[1], x, y));
2267 }
2268 if (*y < 0)
2006 } 2269 {
2007 if (*y<0) {
2008 if (!m->tile_path[0]) return NULL; 2270 if (!m->tile_path[0])
2271 return NULL;
2009 if (!m->tile_map[0] || m->tile_map[0]->in_memory != MAP_IN_MEMORY) 2272 if (!m->tile_map[0] || m->tile_map[0]->in_memory != MAP_IN_MEMORY)
2010 load_and_link_tiled_map(m, 0); 2273 load_and_link_tiled_map (m, 0);
2011 2274
2012 *y += MAP_HEIGHT(m->tile_map[0]); 2275 *y += MAP_HEIGHT (m->tile_map[0]);
2013 return (get_map_from_coord(m->tile_map[0], x, y)); 2276 return (get_map_from_coord (m->tile_map[0], x, y));
2014 } 2277 }
2015 if (*y>=MAP_HEIGHT(m)) { 2278 if (*y >= MAP_HEIGHT (m))
2279 {
2016 if (!m->tile_path[2]) return NULL; 2280 if (!m->tile_path[2])
2281 return NULL;
2017 if (!m->tile_map[2] || m->tile_map[2]->in_memory != MAP_IN_MEMORY) 2282 if (!m->tile_map[2] || m->tile_map[2]->in_memory != MAP_IN_MEMORY)
2018 load_and_link_tiled_map(m, 2); 2283 load_and_link_tiled_map (m, 2);
2019 2284
2020 *y -= MAP_HEIGHT(m); 2285 *y -= MAP_HEIGHT (m);
2021 return (get_map_from_coord(m->tile_map[2], x, y)); 2286 return (get_map_from_coord (m->tile_map[2], x, y));
2022 } 2287 }
2023 2288
2024 /* Simple case - coordinates are within this local 2289 /* Simple case - coordinates are within this local
2025 * map. 2290 * map.
2026 */ 2291 */
2027 2292
2028 return m; 2293 return m;
2029} 2294}
2030 2295
2031/** 2296/**
2032 * Return whether map2 is adjacent to map1. If so, store the distance from 2297 * Return whether map2 is adjacent to map1. If so, store the distance from
2033 * map1 to map2 in dx/dy. 2298 * map1 to map2 in dx/dy.
2034 */ 2299 */
2300static int
2035static int adjacent_map(const mapstruct *map1, const mapstruct *map2, int *dx, int *dy) { 2301adjacent_map (const maptile *map1, const maptile *map2, int *dx, int *dy)
2302{
2036 if (!map1 || !map2) 2303 if (!map1 || !map2)
2037 return 0; 2304 return 0;
2038 2305
2039 if (map1 == map2) { 2306 if (map1 == map2)
2307 {
2040 *dx = 0; 2308 *dx = 0;
2041 *dy = 0; 2309 *dy = 0;
2042 2310
2311 }
2043 } else if (map1->tile_map[0] == map2) { /* up */ 2312 else if (map1->tile_map[0] == map2)
2313 { /* up */
2044 *dx = 0; 2314 *dx = 0;
2045 *dy = -MAP_HEIGHT(map2); 2315 *dy = -MAP_HEIGHT (map2);
2316 }
2046 } else if (map1->tile_map[1] == map2) { /* right */ 2317 else if (map1->tile_map[1] == map2)
2318 { /* right */
2047 *dx = MAP_WIDTH(map1); 2319 *dx = MAP_WIDTH (map1);
2048 *dy = 0; 2320 *dy = 0;
2321 }
2049 } else if (map1->tile_map[2] == map2) { /* down */ 2322 else if (map1->tile_map[2] == map2)
2323 { /* down */
2050 *dx = 0; 2324 *dx = 0;
2051 *dy = MAP_HEIGHT(map1); 2325 *dy = MAP_HEIGHT (map1);
2326 }
2052 } else if (map1->tile_map[3] == map2) { /* left */ 2327 else if (map1->tile_map[3] == map2)
2328 { /* left */
2053 *dx = -MAP_WIDTH(map2); 2329 *dx = -MAP_WIDTH (map2);
2054 *dy = 0; 2330 *dy = 0;
2055 2331
2332 }
2056 } else if (map1->tile_map[0] && map1->tile_map[0]->tile_map[1] == map2) { /* up right */ 2333 else if (map1->tile_map[0] && map1->tile_map[0]->tile_map[1] == map2)
2334 { /* up right */
2057 *dx = MAP_WIDTH(map1->tile_map[0]); 2335 *dx = MAP_WIDTH (map1->tile_map[0]);
2058 *dy = -MAP_HEIGHT(map1->tile_map[0]); 2336 *dy = -MAP_HEIGHT (map1->tile_map[0]);
2337 }
2059 } else if (map1->tile_map[0] && map1->tile_map[0]->tile_map[3] == map2) { /* up left */ 2338 else if (map1->tile_map[0] && map1->tile_map[0]->tile_map[3] == map2)
2339 { /* up left */
2060 *dx = -MAP_WIDTH(map2); 2340 *dx = -MAP_WIDTH (map2);
2061 *dy = -MAP_HEIGHT(map1->tile_map[0]); 2341 *dy = -MAP_HEIGHT (map1->tile_map[0]);
2342 }
2062 } else if (map1->tile_map[1] && map1->tile_map[1]->tile_map[0] == map2) { /* right up */ 2343 else if (map1->tile_map[1] && map1->tile_map[1]->tile_map[0] == map2)
2344 { /* right up */
2063 *dx = MAP_WIDTH(map1); 2345 *dx = MAP_WIDTH (map1);
2064 *dy = -MAP_HEIGHT(map2); 2346 *dy = -MAP_HEIGHT (map2);
2347 }
2065 } else if (map1->tile_map[1] && map1->tile_map[1]->tile_map[2] == map2) { /* right down */ 2348 else if (map1->tile_map[1] && map1->tile_map[1]->tile_map[2] == map2)
2349 { /* right down */
2066 *dx = MAP_WIDTH(map1); 2350 *dx = MAP_WIDTH (map1);
2067 *dy = MAP_HEIGHT(map1->tile_map[1]); 2351 *dy = MAP_HEIGHT (map1->tile_map[1]);
2352 }
2068 } else if (map1->tile_map[2] && map1->tile_map[2]->tile_map[1] == map2) { /* down right */ 2353 else if (map1->tile_map[2] && map1->tile_map[2]->tile_map[1] == map2)
2354 { /* down right */
2069 *dx = MAP_WIDTH(map1->tile_map[2]); 2355 *dx = MAP_WIDTH (map1->tile_map[2]);
2070 *dy = MAP_HEIGHT(map1); 2356 *dy = MAP_HEIGHT (map1);
2357 }
2071 } else if (map1->tile_map[2] && map1->tile_map[2]->tile_map[3] == map2) { /* down left */ 2358 else if (map1->tile_map[2] && map1->tile_map[2]->tile_map[3] == map2)
2359 { /* down left */
2072 *dx = -MAP_WIDTH(map2); 2360 *dx = -MAP_WIDTH (map2);
2073 *dy = MAP_HEIGHT(map1); 2361 *dy = MAP_HEIGHT (map1);
2362 }
2074 } else if (map1->tile_map[3] && map1->tile_map[3]->tile_map[0] == map2) { /* left up */ 2363 else if (map1->tile_map[3] && map1->tile_map[3]->tile_map[0] == map2)
2364 { /* left up */
2075 *dx = -MAP_WIDTH(map1->tile_map[3]); 2365 *dx = -MAP_WIDTH (map1->tile_map[3]);
2076 *dy = -MAP_HEIGHT(map2); 2366 *dy = -MAP_HEIGHT (map2);
2367 }
2077 } else if (map1->tile_map[3] && map1->tile_map[3]->tile_map[2] == map2) { /* left down */ 2368 else if (map1->tile_map[3] && map1->tile_map[3]->tile_map[2] == map2)
2369 { /* left down */
2078 *dx = -MAP_WIDTH(map1->tile_map[3]); 2370 *dx = -MAP_WIDTH (map1->tile_map[3]);
2079 *dy = MAP_HEIGHT(map1->tile_map[3]); 2371 *dy = MAP_HEIGHT (map1->tile_map[3]);
2080 2372
2081 } else { /* not "adjacent" enough */ 2373 }
2374 else
2375 { /* not "adjacent" enough */
2082 return 0; 2376 return 0;
2083 } 2377 }
2084 2378
2085 return 1; 2379 return 1;
2086} 2380}
2087 2381
2088/* From map.c 2382/* From map.c
2089 * This is used by get_player to determine where the other 2383 * This is used by get_player to determine where the other
2090 * creature is. get_rangevector takes into account map tiling, 2384 * creature is. get_rangevector takes into account map tiling,
… …
2104 * 2398 *
2105 * currently, the only flag supported (0x1) is don't translate for 2399 * currently, the only flag supported (0x1) is don't translate for
2106 * closest body part of 'op1' 2400 * closest body part of 'op1'
2107 */ 2401 */
2108 2402
2403void
2109void get_rangevector(object *op1, object *op2, rv_vector *retval, int flags) { 2404get_rangevector (object *op1, object *op2, rv_vector * retval, int flags)
2405{
2110 if (!adjacent_map(op1->map, op2->map, &retval->distance_x, &retval->distance_y)) { 2406 if (!adjacent_map (op1->map, op2->map, &retval->distance_x, &retval->distance_y))
2407 {
2111 /* be conservative and fill in _some_ data */ 2408 /* be conservative and fill in _some_ data */
2112 retval->distance = 100000; 2409 retval->distance = 100000;
2113 retval->distance_x = 32767; 2410 retval->distance_x = 32767;
2114 retval->distance_y = 32767; 2411 retval->distance_y = 32767;
2115 retval->direction = 0; 2412 retval->direction = 0;
2116 retval->part = 0; 2413 retval->part = 0;
2117 } else { 2414 }
2415 else
2416 {
2118 object *best; 2417 object *best;
2119 2418
2120 retval->distance_x += op2->x-op1->x; 2419 retval->distance_x += op2->x - op1->x;
2121 retval->distance_y += op2->y-op1->y; 2420 retval->distance_y += op2->y - op1->y;
2122 2421
2123 best = op1; 2422 best = op1;
2124 /* If this is multipart, find the closest part now */ 2423 /* If this is multipart, find the closest part now */
2125 if (!(flags&0x1) && op1->more) { 2424 if (!(flags & 0x1) && op1->more)
2425 {
2126 object *tmp; 2426 object *tmp;
2127 int best_distance = retval->distance_x*retval->distance_x+ 2427 int best_distance = retval->distance_x * retval->distance_x + retval->distance_y * retval->distance_y, tmpi;
2128 retval->distance_y*retval->distance_y, tmpi;
2129 2428
2130 /* we just take the offset of the piece to head to figure 2429 /* we just take the offset of the piece to head to figure
2131 * distance instead of doing all that work above again 2430 * distance instead of doing all that work above again
2132 * since the distance fields we set above are positive in the 2431 * since the distance fields we set above are positive in the
2133 * same axis as is used for multipart objects, the simply arithmetic 2432 * same axis as is used for multipart objects, the simply arithmetic
2134 * below works. 2433 * below works.
2135 */ 2434 */
2136 for (tmp = op1->more; tmp != NULL; tmp = tmp->more) { 2435 for (tmp = op1->more; tmp != NULL; tmp = tmp->more)
2436 {
2137 tmpi = (op1->x-tmp->x+retval->distance_x)*(op1->x-tmp->x+retval->distance_x)+ 2437 tmpi = (op1->x - tmp->x + retval->distance_x) * (op1->x - tmp->x + retval->distance_x) +
2138 (op1->y-tmp->y+retval->distance_y)*(op1->y-tmp->y+retval->distance_y); 2438 (op1->y - tmp->y + retval->distance_y) * (op1->y - tmp->y + retval->distance_y);
2139 if (tmpi < best_distance) { 2439 if (tmpi < best_distance)
2440 {
2140 best_distance = tmpi; 2441 best_distance = tmpi;
2141 best = tmp; 2442 best = tmp;
2142 } 2443 }
2143 } 2444 }
2144 if (best != op1) { 2445 if (best != op1)
2446 {
2145 retval->distance_x += op1->x-best->x; 2447 retval->distance_x += op1->x - best->x;
2146 retval->distance_y += op1->y-best->y; 2448 retval->distance_y += op1->y - best->y;
2147 } 2449 }
2148 } 2450 }
2149 retval->part = best; 2451 retval->part = best;
2150 retval->distance = isqrt(retval->distance_x*retval->distance_x+retval->distance_y*retval->distance_y); 2452 retval->distance = isqrt (retval->distance_x * retval->distance_x + retval->distance_y * retval->distance_y);
2151 retval->direction = find_dir_2(-retval->distance_x, -retval->distance_y); 2453 retval->direction = find_dir_2 (-retval->distance_x, -retval->distance_y);
2152 } 2454 }
2153} 2455}
2154 2456
2155/* this is basically the same as get_rangevector above, but instead of 2457/* this is basically the same as get_rangevector above, but instead of
2156 * the first parameter being an object, it instead is the map 2458 * the first parameter being an object, it instead is the map
… …
2161 * be more consistant with the above function and also in case they are needed 2463 * be more consistant with the above function and also in case they are needed
2162 * for something in the future. Also, since no object is pasted, the best 2464 * for something in the future. Also, since no object is pasted, the best
2163 * field of the rv_vector is set to NULL. 2465 * field of the rv_vector is set to NULL.
2164 */ 2466 */
2165 2467
2468void
2166void get_rangevector_from_mapcoord(const mapstruct *m, int x, int y, const object *op2, rv_vector *retval, int flags) { 2469get_rangevector_from_mapcoord (const maptile *m, int x, int y, const object *op2, rv_vector * retval, int flags)
2470{
2167 if (!adjacent_map(m, op2->map, &retval->distance_x, &retval->distance_y)) { 2471 if (!adjacent_map (m, op2->map, &retval->distance_x, &retval->distance_y))
2472 {
2168 /* be conservative and fill in _some_ data */ 2473 /* be conservative and fill in _some_ data */
2169 retval->distance = 100000; 2474 retval->distance = 100000;
2170 retval->distance_x = 32767; 2475 retval->distance_x = 32767;
2171 retval->distance_y = 32767; 2476 retval->distance_y = 32767;
2172 retval->direction = 0; 2477 retval->direction = 0;
2173 retval->part = 0; 2478 retval->part = 0;
2174 } else { 2479 }
2480 else
2481 {
2175 retval->distance_x += op2->x-x; 2482 retval->distance_x += op2->x - x;
2176 retval->distance_y += op2->y-y; 2483 retval->distance_y += op2->y - y;
2177 2484
2178 retval->part = NULL; 2485 retval->part = NULL;
2179 retval->distance = isqrt(retval->distance_x*retval->distance_x+retval->distance_y*retval->distance_y); 2486 retval->distance = isqrt (retval->distance_x * retval->distance_x + retval->distance_y * retval->distance_y);
2180 retval->direction = find_dir_2(-retval->distance_x, -retval->distance_y); 2487 retval->direction = find_dir_2 (-retval->distance_x, -retval->distance_y);
2181 } 2488 }
2182} 2489}
2183 2490
2184/* Returns true of op1 and op2 are effectively on the same map 2491/* Returns true of op1 and op2 are effectively on the same map
2185 * (as related to map tiling). Note that this looks for a path from 2492 * (as related to map tiling). Note that this looks for a path from
… …
2187 * to op1, this will still return false. 2494 * to op1, this will still return false.
2188 * Note we only look one map out to keep the processing simple 2495 * Note we only look one map out to keep the processing simple
2189 * and efficient. This could probably be a macro. 2496 * and efficient. This could probably be a macro.
2190 * MSW 2001-08-05 2497 * MSW 2001-08-05
2191 */ 2498 */
2499int
2192int on_same_map(const object *op1, const object *op2) { 2500on_same_map (const object *op1, const object *op2)
2501{
2193 int dx, dy; 2502 int dx, dy;
2194 2503
2195 return adjacent_map(op1->map, op2->map, &dx, &dy); 2504 return adjacent_map (op1->map, op2->map, &dx, &dy);
2196} 2505}

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