ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/deliantra/server/common/map.C
(Generate patch)

Comparing deliantra/server/common/map.C (file contents):
Revision 1.20 by root, Sun Sep 3 00:18:40 2006 UTC vs.
Revision 1.31 by root, Sat Sep 16 22:24:12 2006 UTC

1/*
2 * static char *rcsid_map_c =
3 * "$Id: map.C,v 1.20 2006/09/03 00:18:40 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 */ 29#ifndef WIN32 /* ---win32 exclude header */
35#include <unistd.h> 30# include <unistd.h>
36#endif /* win32 */ 31#endif /* win32 */
37 32
38#include "path.h" 33#include "path.h"
39 34
40 35
41extern int nrofallocobjects,nroffreeobjects; 36extern int nrofallocobjects, nroffreeobjects;
42 37
43/* 38/*
44 * Returns the mapstruct which has a name matching the given argument. 39 * Returns the maptile which has a name matching the given argument.
45 * return NULL if no match is found. 40 * return NULL if no match is found.
46 */ 41 */
47 42
43maptile *
48mapstruct *has_been_loaded (const char *name) { 44has_been_loaded (const char *name)
49 mapstruct *map; 45{
46 maptile *map;
50 47
51 if (!name || !*name) 48 if (!name || !*name)
52 return 0; 49 return 0;
53 for (map = first_map; map; map = map->next) 50 for (map = first_map; map; map = map->next)
54 if (!strcmp (name, map->path)) 51 if (!strcmp (name, map->path))
55 break; 52 break;
56 return (map); 53 return (map);
57} 54}
58 55
59/* 56/*
60 * This makes a path absolute outside the world of Crossfire. 57 * This makes a path absolute outside the world of Crossfire.
61 * In other words, it prepends LIBDIR/MAPDIR/ to the given path 58 * In other words, it prepends LIBDIR/MAPDIR/ to the given path
62 * and returns the pointer to a static array containing the result. 59 * and returns the pointer to a static array containing the result.
63 * it really should be called create_mapname 60 * it really should be called create_mapname
64 */ 61 */
65 62
63const char *
66const char *create_pathname (const char *name) { 64create_pathname (const char *name)
65{
67 static char buf[MAX_BUF]; 66 static char buf[MAX_BUF];
68 67
69 /* Why? having extra / doesn't confuse unix anyplace? Dependancies 68 /* Why? having extra / doesn't confuse unix anyplace? Dependancies
70 * someplace else in the code? msw 2-17-97 69 * someplace else in the code? msw 2-17-97
71 */ 70 */
72 if (*name == '/') 71 if (*name == '/')
73 sprintf (buf, "%s/%s%s", settings.datadir, settings.mapdir, name); 72 sprintf (buf, "%s/%s%s", settings.datadir, settings.mapdir, name);
74 else 73 else
75 sprintf (buf, "%s/%s/%s", settings.datadir, settings.mapdir, name); 74 sprintf (buf, "%s/%s/%s", settings.datadir, settings.mapdir, name);
76 return (buf); 75 return (buf);
77} 76}
78 77
79/* 78/*
80 * same as create_pathname, but for the overlay maps. 79 * same as create_pathname, but for the overlay maps.
81 */ 80 */
82 81
82const char *
83const char *create_overlay_pathname (const char *name) { 83create_overlay_pathname (const char *name)
84{
84 static char buf[MAX_BUF]; 85 static char buf[MAX_BUF];
85 86
86 /* Why? having extra / doesn't confuse unix anyplace? Dependancies 87 /* Why? having extra / doesn't confuse unix anyplace? Dependancies
87 * someplace else in the code? msw 2-17-97 88 * someplace else in the code? msw 2-17-97
88 */ 89 */
89 if (*name == '/') 90 if (*name == '/')
90 sprintf (buf, "%s/%s%s", settings.localdir, settings.mapdir, name); 91 sprintf (buf, "%s/%s%s", settings.localdir, settings.mapdir, name);
91 else 92 else
92 sprintf (buf, "%s/%s/%s", settings.localdir, settings.mapdir, name); 93 sprintf (buf, "%s/%s/%s", settings.localdir, settings.mapdir, name);
93 return (buf); 94 return (buf);
94} 95}
95 96
96/* 97/*
97 * same as create_pathname, but for the template maps. 98 * same as create_pathname, but for the template maps.
98 */ 99 */
99 100
101const char *
100const char *create_template_pathname (const char *name) { 102create_template_pathname (const char *name)
103{
101 static char buf[MAX_BUF]; 104 static char buf[MAX_BUF];
102 105
103 /* Why? having extra / doesn't confuse unix anyplace? Dependancies 106 /* Why? having extra / doesn't confuse unix anyplace? Dependancies
104 * someplace else in the code? msw 2-17-97 107 * someplace else in the code? msw 2-17-97
105 */ 108 */
106 if (*name == '/') 109 if (*name == '/')
107 sprintf (buf, "%s/%s%s", settings.localdir, settings.templatedir, name); 110 sprintf (buf, "%s/%s%s", settings.localdir, settings.templatedir, name);
108 else 111 else
109 sprintf (buf, "%s/%s/%s", settings.localdir, settings.templatedir, name); 112 sprintf (buf, "%s/%s/%s", settings.localdir, settings.templatedir, name);
110 return (buf); 113 return (buf);
111} 114}
112 115
113/* 116/*
114 * This makes absolute path to the itemfile where unique objects 117 * This makes absolute path to the itemfile where unique objects
115 * will be saved. Converts '/' to '@'. I think it's essier maintain 118 * will be saved. Converts '/' to '@'. I think it's essier maintain
116 * files than full directory structure, but if this is problem it can 119 * files than full directory structure, but if this is problem it can
117 * be changed. 120 * be changed.
118 */ 121 */
122static const char *
119static const char *create_items_path (const char *s) { 123create_items_path (const char *s)
124{
120 static char buf[MAX_BUF]; 125 static char buf[MAX_BUF];
121 char *t; 126 char *t;
122 127
128 if (*s == '/')
129 s++;
130
131 sprintf (buf, "%s/%s/", settings.localdir, settings.uniquedir);
132
133 for (t = buf + strlen (buf); *s; s++, t++)
123 if (*s == '/') 134 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 = '@'; 135 *t = '@';
131 else 136 else
132 *t = *s; 137 *t = *s;
133 *t = 0; 138 *t = 0;
134 return (buf); 139 return (buf);
135} 140}
136 141
137 142
138/* 143/*
139 * This function checks if a file with the given path exists. 144 * This function checks if a file with the given path exists.
… …
149 * when the editor goes away, the call to stat should probably be 154 * when the editor goes away, the call to stat should probably be
150 * replaced by an access instead (similar to the windows one, but 155 * replaced by an access instead (similar to the windows one, but
151 * that seems to be missing the prepend_dir processing 156 * that seems to be missing the prepend_dir processing
152 */ 157 */
153 158
159int
154int check_path (const char *name, int prepend_dir) 160check_path (const char *name, int prepend_dir)
155{ 161{
156 char buf[MAX_BUF]; 162 char buf[MAX_BUF];
163
157#ifndef WIN32 164#ifndef WIN32
158 char *endbuf; 165 char *endbuf;
159 struct stat statbuf; 166 struct stat statbuf;
160 int mode = 0, i; 167 int mode = 0;
161#endif 168#endif
162 169
163 if (prepend_dir) 170 if (prepend_dir)
164 strcpy (buf, create_pathname(name)); 171 strcpy (buf, create_pathname (name));
165 else 172 else
166 strcpy(buf, name); 173 strcpy (buf, name);
167#ifdef WIN32 /* ***win32: check this sucker in windows style. */ 174#ifdef WIN32 /* ***win32: check this sucker in windows style. */
168 return(_access(buf,0)); 175 return (_access (buf, 0));
169#else 176#else
170 177
171 /* old method (strchr(buf, '\0')) seemd very odd to me - 178 /* old method (strchr(buf, '\0')) seemd very odd to me -
172 * this method should be equivalant and is clearer. 179 * this method should be equivalant and is clearer.
173 * Can not use strcat because we need to cycle through 180 * Can not use strcat because we need to cycle through
174 * all the names. 181 * all the names.
175 */ 182 */
176 endbuf = buf + strlen(buf); 183 endbuf = buf + strlen (buf);
177 184
178 if (stat (buf, &statbuf)) 185 if (stat (buf, &statbuf))
179 return -1; 186 return -1;
180 if (!S_ISREG (statbuf.st_mode)) 187 if (!S_ISREG (statbuf.st_mode))
181 return (-1); 188 return (-1);
182 189
183 if (((statbuf.st_mode & S_IRGRP) && getegid() == statbuf.st_gid) || 190 if (((statbuf.st_mode & S_IRGRP) && getegid () == statbuf.st_gid) ||
184 ((statbuf.st_mode & S_IRUSR) && geteuid() == statbuf.st_uid) || 191 ((statbuf.st_mode & S_IRUSR) && geteuid () == statbuf.st_uid) || (statbuf.st_mode & S_IROTH))
185 (statbuf.st_mode & S_IROTH))
186 mode |= 4; 192 mode |= 4;
187 193
188 if ((statbuf.st_mode & S_IWGRP && getegid() == statbuf.st_gid) || 194 if ((statbuf.st_mode & S_IWGRP && getegid () == statbuf.st_gid) ||
189 (statbuf.st_mode & S_IWUSR && geteuid() == statbuf.st_uid) || 195 (statbuf.st_mode & S_IWUSR && geteuid () == statbuf.st_uid) || (statbuf.st_mode & S_IWOTH))
190 (statbuf.st_mode & S_IWOTH))
191 mode |= 2; 196 mode |= 2;
192 197
193 return (mode); 198 return (mode);
194#endif 199#endif
195} 200}
196 201
197/* 202/*
198 * Prints out debug-information about a map. 203 * Prints out debug-information about a map.
199 * Dumping these at llevError doesn't seem right, but is 204 * Dumping these at llevError doesn't seem right, but is
200 * necessary to make sure the information is in fact logged. 205 * necessary to make sure the information is in fact logged.
201 */ 206 */
202 207
203void dump_map(const mapstruct *m) { 208void
209dump_map (const maptile *m)
210{
204 LOG(llevError,"Map %s status: %d.\n",m->path,m->in_memory); 211 LOG (llevError, "Map %s status: %d.\n", m->path, m->in_memory);
205 LOG(llevError,"Size: %dx%d Start: %d,%d\n", 212 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));
208 213
209 if(m->msg!=NULL) 214 if (m->msg != NULL)
210 LOG(llevError,"Message:\n%s",m->msg); 215 LOG (llevError, "Message:\n%s", m->msg);
211 216
212 if(m->maplore!=NULL) 217 if (m->maplore != NULL)
213 LOG(llevError,"Lore:\n%s",m->maplore); 218 LOG (llevError, "Lore:\n%s", m->maplore);
214 219
215 if(m->tmpname!=NULL) 220 if (m->tmpname != NULL)
216 LOG(llevError,"Tmpname: %s\n",m->tmpname); 221 LOG (llevError, "Tmpname: %s\n", m->tmpname);
217 222
218 LOG(llevError,"Difficulty: %d\n",m->difficulty); 223 LOG (llevError, "Difficulty: %d\n", m->difficulty);
219 LOG(llevError,"Darkness: %d\n",m->darkness); 224 LOG (llevError, "Darkness: %d\n", m->darkness);
220} 225}
221 226
222/* 227/*
223 * Prints out debug-information about all maps. 228 * Prints out debug-information about all maps.
224 * This basically just goes through all the maps and calls 229 * This basically just goes through all the maps and calls
225 * dump_map on each one. 230 * dump_map on each one.
226 */ 231 */
227 232
233void
228void dump_all_maps(void) { 234dump_all_maps (void)
229 mapstruct *m; 235{
236 maptile *m;
237
230 for(m=first_map;m!=NULL;m=m->next) { 238 for (m = first_map; m != NULL; m = m->next)
239 {
231 dump_map(m); 240 dump_map (m);
232 } 241 }
233} 242}
234 243
235/* This rolls up wall, blocks_magic, blocks_view, etc, all into 244/* This rolls up wall, blocks_magic, blocks_view, etc, all into
236 * one function that just returns a P_.. value (see map.h) 245 * one function that just returns a P_.. value (see map.h)
237 * it will also do map translation for tiled maps, returning 246 * it will also do map translation for tiled maps, returning
… …
240 * by a P_NEW_MAP value, another call to get_map_from_coord 249 * 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 250 * is needed. The case of not passing values is if we're just
242 * checking for the existence of something on those spaces, but 251 * checking for the existence of something on those spaces, but
243 * don't expect to insert/remove anything from those spaces. 252 * don't expect to insert/remove anything from those spaces.
244 */ 253 */
254int
245int get_map_flags(mapstruct *oldmap, mapstruct **newmap, sint16 x, sint16 y, sint16 *nx, sint16 *ny) 255get_map_flags (maptile *oldmap, maptile **newmap, sint16 x, sint16 y, sint16 * nx, sint16 * ny)
246{ 256{
247 sint16 newx, newy; 257 sint16 newx, newy;
248 int retval=0; 258 int retval = 0;
249 mapstruct *mp; 259 maptile *mp;
250 260
251 if (out_of_map(oldmap, x, y)) return P_OUT_OF_MAP; 261 if (out_of_map (oldmap, x, y))
262 return P_OUT_OF_MAP;
252 newx = x; 263 newx = x;
253 newy = y; 264 newy = y;
254 mp = get_map_from_coord(oldmap, &newx, &newy); 265 mp = get_map_from_coord (oldmap, &newx, &newy);
255 if (mp != oldmap) 266 if (mp != oldmap)
256 retval |= P_NEW_MAP; 267 retval |= P_NEW_MAP;
257 if (newmap) *newmap = mp; 268 if (newmap)
269 *newmap = mp;
270 if (nx)
258 if (nx) *nx = newx; 271 *nx = newx;
272 if (ny)
259 if (ny) *ny = newy; 273 *ny = newy;
274
260 retval |= mp->spaces[newx + mp->width * newy].flags; 275 retval |= mp->spaces[newx + mp->width * newy].flags;
261 276
262 if (retval & P_SAFE)
263 retval |= P_NO_MAGIC | P_NO_CLERIC; // P_SAFE does imply these
264
265 return retval; 277 return retval;
266} 278}
267 279
268 280
269/* 281/*
270 * Returns true if the given coordinate is blocked except by the 282 * Returns true if the given coordinate is blocked except by the
… …
277 * m, x, y are the target map/coordinates - needed for map tiling. 289 * m, x, y are the target map/coordinates - needed for map tiling.
278 * the coordinates & map passed in should have been updated for tiling 290 * the coordinates & map passed in should have been updated for tiling
279 * by the caller. 291 * by the caller.
280 */ 292 */
281 293
294int
282int blocked_link(object *ob, mapstruct *m, int sx, int sy) { 295blocked_link (object *ob, maptile *m, int sx, int sy)
296{
283 object *tmp; 297 object *tmp;
284 int mflags, blocked; 298 int mflags, blocked;
285 299
286 /* Make sure the coordinates are valid - they should be, as caller should 300 /* Make sure the coordinates are valid - they should be, as caller should
287 * have already checked this. 301 * have already checked this.
288 */ 302 */
289 if (OUT_OF_REAL_MAP(m, sx, sy)) { 303 if (OUT_OF_REAL_MAP (m, sx, sy))
304 {
290 LOG(llevError,"blocked_link: Passed map, x, y coordinates outside of map\n"); 305 LOG (llevError, "blocked_link: Passed map, x, y coordinates outside of map\n");
291 return 1; 306 return 1;
292 } 307 }
293 308
294 /* Save some cycles - instead of calling get_map_flags(), just get the value 309 /* Save some cycles - instead of calling get_map_flags(), just get the value
295 * directly. 310 * directly.
296 */ 311 */
297 mflags = m->spaces[sx + m->width * sy].flags; 312 mflags = m->spaces[sx + m->width * sy].flags;
298 313
299 blocked = GET_MAP_MOVE_BLOCK(m, sx, sy); 314 blocked = GET_MAP_MOVE_BLOCK (m, sx, sy);
300 315
301 /* If space is currently not blocked by anything, no need to 316 /* If space is currently not blocked by anything, no need to
302 * go further. Not true for players - all sorts of special 317 * go further. Not true for players - all sorts of special
303 * things we need to do for players. 318 * things we need to do for players.
304 */ 319 */
305 if (ob->type != PLAYER && ! (mflags & P_IS_ALIVE) && (blocked==0)) return 0; 320 if (ob->type != PLAYER && !(mflags & P_IS_ALIVE) && (blocked == 0))
321 return 0;
306 322
307 /* if there isn't anytyhing alive on this space, and this space isn't 323 /* 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 324 * 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 325 * 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 326 * or another. Likewise, only if something is blocking us do we
311 * need to investigate if there is a special circumstance that would 327 * need to investigate if there is a special circumstance that would
312 * let the player through (inventory checkers for example) 328 * let the player through (inventory checkers for example)
313 */ 329 */
314 if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK(ob, blocked)) return 0; 330 if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK (ob, blocked))
331 return 0;
315 332
316 if(ob->head != NULL) 333 if (ob->head != NULL)
317 ob=ob->head; 334 ob = ob->head;
318 335
319 /* We basically go through the stack of objects, and if there is 336 /* 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 337 * some other object that has NO_PASS or FLAG_ALIVE set, return
321 * true. If we get through the entire stack, that must mean 338 * true. If we get through the entire stack, that must mean
322 * ob is blocking it, so return 0. 339 * ob is blocking it, so return 0.
323 */ 340 */
324 for(tmp = GET_MAP_OB(m,sx,sy); tmp!= NULL; tmp = tmp->above) { 341 for (tmp = GET_MAP_OB (m, sx, sy); tmp != NULL; tmp = tmp->above)
342 {
325 343
326 /* This must be before the checks below. Code for inventory checkers. */ 344 /* This must be before the checks below. Code for inventory checkers. */
327 if (tmp->type==CHECK_INV && OB_MOVE_BLOCK(ob, tmp)) { 345 if (tmp->type == CHECK_INV && OB_MOVE_BLOCK (ob, tmp))
346 {
328 /* If last_sp is set, the player/monster needs an object, 347 /* 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 348 * so we check for it. If they don't have it, they can't
330 * pass through this space. 349 * pass through this space.
331 */ 350 */
332 if (tmp->last_sp) { 351 if (tmp->last_sp)
352 {
333 if (check_inv_recursive(ob,tmp)==NULL) 353 if (check_inv_recursive (ob, tmp) == NULL)
334 return 1; 354 return 1;
335 else 355 else
336 continue; 356 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 } 357 }
346 } /* if check_inv */
347 else { 358 else
359 {
360 /* In this case, the player must not have the object -
361 * if they do, they can't pass through.
362 */
363 if (check_inv_recursive (ob, tmp) != NULL) /* player has object */
364 return 1;
365 else
366 continue;
367 }
368 } /* if check_inv */
369 else
370 {
348 /* Broke apart a big nasty if into several here to make 371 /* Broke apart a big nasty if into several here to make
349 * this more readable. first check - if the space blocks 372 * this more readable. first check - if the space blocks
350 * movement, can't move here. 373 * movement, can't move here.
351 * second - if a monster, can't move there, unles it is a 374 * second - if a monster, can't move there, unles it is a
352 * hidden dm 375 * hidden dm
353 */ 376 */
354 if (OB_MOVE_BLOCK(ob, tmp)) return 1; 377 if (OB_MOVE_BLOCK (ob, tmp))
378 return 1;
355 if (QUERY_FLAG(tmp,FLAG_ALIVE) && tmp->head != ob && tmp != ob && 379 if (QUERY_FLAG (tmp, FLAG_ALIVE) && tmp->head != ob && tmp != ob &&
356 tmp->type != DOOR && !(QUERY_FLAG(tmp,FLAG_WIZ) && tmp->contr->hidden)) 380 tmp->type != DOOR && !(QUERY_FLAG (tmp, FLAG_WIZ) && tmp->contr->hidden))
357 return 1; 381 return 1;
358 } 382 }
359 383
360 } 384 }
361 return 0; 385 return 0;
362} 386}
363 387
364 388
365/* 389/*
366 * Returns true if the given object can't fit in the given spot. 390 * 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 411 * Note this used to be arch_blocked, but with new movement
388 * code, we need to have actual object to check its move_type 412 * code, we need to have actual object to check its move_type
389 * against the move_block values. 413 * against the move_block values.
390 */ 414 */
391 415
416int
392int ob_blocked(const object *ob,mapstruct *m,sint16 x,sint16 y) { 417ob_blocked (const object *ob, maptile *m, sint16 x, sint16 y)
418{
393 archetype *tmp; 419 archetype *tmp;
394 int flag; 420 int flag;
395 mapstruct *m1; 421 maptile *m1;
396 sint16 sx, sy; 422 sint16 sx, sy;
397 423
398 if(ob==NULL) { 424 if (ob == NULL)
425 {
399 flag= get_map_flags(m,&m1, x,y, &sx, &sy); 426 flag = get_map_flags (m, &m1, x, y, &sx, &sy);
400 if (flag & P_OUT_OF_MAP) return P_OUT_OF_MAP; 427 if (flag & P_OUT_OF_MAP)
428 return P_OUT_OF_MAP;
401 429
402 /* don't have object, so don't know what types would block */ 430 /* don't have object, so don't know what types would block */
403 return(GET_MAP_MOVE_BLOCK(m1, sx, sy)); 431 return (GET_MAP_MOVE_BLOCK (m1, sx, sy));
404 } 432 }
405 433
406 for(tmp=ob->arch; tmp!=NULL;tmp=tmp->more) { 434 for (tmp = ob->arch; tmp != NULL; tmp = tmp->more)
435 {
407 flag = get_map_flags(m, &m1, x+tmp->clone.x,y+tmp->clone.y, &sx, &sy); 436 flag = get_map_flags (m, &m1, x + tmp->clone.x, y + tmp->clone.y, &sx, &sy);
408 437
409 if (flag & P_OUT_OF_MAP) return P_OUT_OF_MAP; 438 if (flag & P_OUT_OF_MAP)
410 if (flag & P_IS_ALIVE) return P_IS_ALIVE; 439 return P_OUT_OF_MAP;
440 if (flag & P_IS_ALIVE)
441 return P_IS_ALIVE;
411 442
412 /* find_first_free_spot() calls this function. However, often 443 /* find_first_free_spot() calls this function. However, often
413 * ob doesn't have any move type (when used to place exits) 444 * 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. 445 * so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work.
415 */ 446 */
416 447
417 if (ob->move_type == 0 && GET_MAP_MOVE_BLOCK(m1, sx, sy) != MOVE_ALL) continue; 448 if (ob->move_type == 0 && GET_MAP_MOVE_BLOCK (m1, sx, sy) != MOVE_ALL)
449 continue;
418 450
419 /* Note it is intentional that we check ob - the movement type of the 451 /* Note it is intentional that we check ob - the movement type of the
420 * head of the object should correspond for the entire object. 452 * head of the object should correspond for the entire object.
421 */ 453 */
422 if (OB_TYPE_MOVE_BLOCK(ob, GET_MAP_MOVE_BLOCK(m1, sx, sy))) 454 if (OB_TYPE_MOVE_BLOCK (ob, GET_MAP_MOVE_BLOCK (m1, sx, sy)))
423 return AB_NO_PASS; 455 return AB_NO_PASS;
424 456
425 } 457 }
426 return 0; 458 return 0;
427} 459}
428 460
429/* When the map is loaded, load_object does not actually insert objects 461/* 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 462 * into inventory, but just links them. What this does is go through
431 * and insert them properly. 463 * and insert them properly.
432 * The object 'container' is the object that contains the inventory. 464 * The object 'container' is the object that contains the inventory.
433 * This is needed so that we can update the containers weight. 465 * This is needed so that we can update the containers weight.
434 */ 466 */
435 467
468void
436void fix_container(object *container) 469fix_container (object *container)
437{ 470{
438 object *tmp=container->inv, *next; 471 object *tmp = container->inv, *next;
439 472
440 container->inv=NULL; 473 container->inv = NULL;
441 while (tmp!=NULL) { 474 while (tmp != NULL)
475 {
442 next = tmp->below; 476 next = tmp->below;
443 if (tmp->inv) 477 if (tmp->inv)
444 fix_container(tmp); 478 fix_container (tmp);
445 (void) insert_ob_in_ob(tmp,container); 479 (void) insert_ob_in_ob (tmp, container);
446 tmp = next; 480 tmp = next;
447 } 481 }
448 /* sum_weight will go through and calculate what all the containers are 482 /* sum_weight will go through and calculate what all the containers are
449 * carrying. 483 * carrying.
450 */ 484 */
451 sum_weight(container); 485 sum_weight (container);
452} 486}
453 487
454/* link_multipart_objects go through all the objects on the map looking 488/* 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 489 * 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 490 * 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 491 * 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. 492 * the more sections and not re-add sections for them.
459 */ 493 */
460 494
461static void link_multipart_objects(mapstruct *m) 495static void
496link_multipart_objects (maptile *m)
462{ 497{
463 int x,y; 498 int x, y;
464 object *tmp, *op, *last, *above; 499 object *tmp, *op, *last, *above;
465 archetype *at; 500 archetype *at;
466 501
467 for(x=0;x<MAP_WIDTH(m);x++) 502 for (x = 0; x < MAP_WIDTH (m); x++)
468 for(y=0;y<MAP_HEIGHT(m);y++) 503 for (y = 0; y < MAP_HEIGHT (m); y++)
469 for(tmp=get_map_ob(m,x,y);tmp!=NULL;tmp=above) { 504 for (tmp = get_map_ob (m, x, y); tmp != NULL; tmp = above)
505 {
470 above=tmp->above; 506 above = tmp->above;
471 507
472 /* already multipart - don't do anything more */ 508 /* already multipart - don't do anything more */
473 if (tmp->head || tmp->more) continue; 509 if (tmp->head || tmp->more)
510 continue;
474 511
475 /* If there is nothing more to this object, this for loop 512 /* If there is nothing more to this object, this for loop
476 * won't do anything. 513 * won't do anything.
477 */ 514 */
478 for (at = tmp->arch->more, last=tmp; at != NULL; at=at->more, last=op) { 515 for (at = tmp->arch->more, last = tmp; at != NULL; at = at->more, last = op)
516 {
479 op = arch_to_object(at); 517 op = arch_to_object (at);
480 518
481 /* update x,y coordinates */ 519 /* update x,y coordinates */
482 op->x += tmp->x; 520 op->x += tmp->x;
483 op->y += tmp->y; 521 op->y += tmp->y;
484 op->head = tmp; 522 op->head = tmp;
485 op->map = m; 523 op->map = m;
486 last->more = op; 524 last->more = op;
487 op->name = tmp->name; 525 op->name = tmp->name;
488 op->title = tmp->title; 526 op->title = tmp->title;
489 /* we could link all the parts onto tmp, and then just 527 /* we could link all the parts onto tmp, and then just
490 * call insert_ob_in_map once, but the effect is the same, 528 * 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 529 * 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. 530 * the coding is simpler to just to it here with each part.
493 */ 531 */
494 insert_ob_in_map(op, op->map, tmp,INS_NO_MERGE|INS_ABOVE_FLOOR_ONLY|INS_NO_WALK_ON); 532 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 */ 533 } /* for at = tmp->arch->more */
496 } /* for objects on this space */ 534 } /* for objects on this space */
497} 535}
498
499
500 536
501/* 537/*
502 * Loads (ands parses) the objects into a given map from the specified 538 * Loads (ands parses) the objects into a given map from the specified
503 * file pointer. 539 * file pointer.
504 * mapflags is the same as we get with load_original_map 540 * mapflags is the same as we get with load_original_map
505 */ 541 */
506 542void
507void load_objects (mapstruct *m, object_thawer &fp, int mapflags) { 543load_objects (maptile *m, object_thawer & fp, int mapflags)
508 int i,j,bufstate=LO_NEWFILE; 544{
545 int i, j;
509 int unique; 546 int unique;
510 object *op, *prev=NULL,*last_more=NULL, *otmp; 547 object *op, *prev = NULL, *last_more = NULL, *otmp;
511 548
512 op=get_object(); 549 op = get_object ();
513 op->map = m; /* To handle buttons correctly */ 550 op->map = m; /* To handle buttons correctly */
514 551
515 while((i = load_object (fp, op, bufstate, mapflags))) { 552 while ((i = load_object (fp, op, mapflags)))
516 /* Since the loading of the map header does not load an object 553 {
517 * anymore, we need to pass LO_NEWFILE for the first object loaded,
518 * and then switch to LO_REPEAT for faster loading.
519 */
520 bufstate = LO_REPEAT;
521
522 /* if the archetype for the object is null, means that we 554 /* if the archetype for the object is null, means that we
523 * got an invalid object. Don't do anything with it - the game 555 * got an invalid object. Don't do anything with it - the game
524 * or editor will not be able to do anything with it either. 556 * or editor will not be able to do anything with it either.
525 */ 557 */
526 if (op->arch==NULL) { 558 if (op->arch == NULL)
559 {
527 LOG(llevDebug,"Discarding object without arch: %s\n", op->name?(const char *)op->name:"(null)"); 560 LOG (llevDebug, "Discarding object without arch: %s\n", op->name ? (const char *) op->name : "(null)");
528 continue; 561 continue;
562 }
563
564
565 switch (i)
529 } 566 {
530
531
532 switch(i) {
533 case LL_NORMAL: 567 case LL_NORMAL:
534 /* if we are loading an overlay, put the floors on the bottom */ 568 /* if we are loading an overlay, put the floors on the bottom */
535 if ((QUERY_FLAG(op, FLAG_IS_FLOOR) ||
536 QUERY_FLAG(op, FLAG_OVERLAY_FLOOR)) && mapflags & MAP_OVERLAY) 569 if ((QUERY_FLAG (op, FLAG_IS_FLOOR) || QUERY_FLAG (op, FLAG_OVERLAY_FLOOR)) && mapflags & MAP_OVERLAY)
537 insert_ob_in_map(op,m,op,INS_NO_MERGE | INS_NO_WALK_ON | INS_ABOVE_FLOOR_ONLY | INS_MAP_LOAD); 570 insert_ob_in_map (op, m, op, INS_NO_MERGE | INS_NO_WALK_ON | INS_ABOVE_FLOOR_ONLY | INS_MAP_LOAD);
538 else 571 else
539 insert_ob_in_map(op,m,op,INS_NO_MERGE | INS_NO_WALK_ON | INS_ON_TOP | INS_MAP_LOAD); 572 insert_ob_in_map (op, m, op, INS_NO_MERGE | INS_NO_WALK_ON | INS_ON_TOP | INS_MAP_LOAD);
540 573
541 if (op->inv) 574 if (op->inv)
542 sum_weight(op); 575 sum_weight (op);
543 576
544 prev=op,last_more=op; 577 prev = op, last_more = op;
545 break; 578 break;
546 579
547 case LL_MORE: 580 case LL_MORE:
548 insert_ob_in_map(op,m, op, INS_NO_MERGE | INS_NO_WALK_ON | INS_ABOVE_FLOOR_ONLY); 581 insert_ob_in_map (op, m, op, INS_NO_MERGE | INS_NO_WALK_ON | INS_ABOVE_FLOOR_ONLY);
549 op->head=prev,last_more->more=op,last_more=op; 582 op->head = prev, last_more->more = op, last_more = op;
550 break; 583 break;
551 } 584 }
585
552 if (mapflags & MAP_STYLE) { 586 if (mapflags & MAP_STYLE)
553 remove_from_active_list(op); 587 remove_from_active_list (op);
554 } 588
555 op=get_object(); 589 op = get_object ();
556 op->map = m; 590 op->map = m;
557 } 591 }
592
558 for (i=0;i<m->width;i++){ 593 for (i = 0; i < m->width; i++)
594 {
559 for (j=0;j<m->height;j++){ 595 for (j = 0; j < m->height; j++)
596 {
560 unique =0; 597 unique = 0;
561 /* check for unique items, or unique squares */ 598 /* check for unique items, or unique squares */
562 for (otmp = get_map_ob(m, i, j); otmp; otmp = otmp->above) { 599 for (otmp = get_map_ob (m, i, j); otmp; otmp = otmp->above)
600 {
563 if (QUERY_FLAG(otmp, FLAG_UNIQUE) || QUERY_FLAG(otmp, FLAG_OBJ_SAVE_ON_OVL)) 601 if (QUERY_FLAG (otmp, FLAG_UNIQUE) || QUERY_FLAG (otmp, FLAG_OBJ_SAVE_ON_OVL))
564 unique = 1; 602 unique = 1;
565 if (!(mapflags & (MAP_OVERLAY|MAP_PLAYER_UNIQUE) || unique)) 603 if (!(mapflags & (MAP_OVERLAY | MAP_PLAYER_UNIQUE) || unique))
566 SET_FLAG(otmp, FLAG_OBJ_ORIGINAL); 604 SET_FLAG (otmp, FLAG_OBJ_ORIGINAL);
567 } 605 }
568 } 606 }
569 } 607 }
608
570 free_object(op); 609 free_object (op);
571 link_multipart_objects(m); 610 link_multipart_objects (m);
572} 611}
573 612
574/* This saves all the objects on the map in a non destructive fashion. 613/* This saves all the objects on the map in a non destructive fashion.
575 * Modified by MSW 2001-07-01 to do in a single pass - reduces code, 614 * Modified by MSW 2001-07-01 to do in a single pass - reduces code,
576 * and we only save the head of multi part objects - this is needed 615 * and we only save the head of multi part objects - this is needed
577 * in order to do map tiling properly. 616 * in order to do map tiling properly.
578 */ 617 */
618void
579void save_objects (mapstruct *m, object_freezer &fp, object_freezer &fp2, int flag) { 619save_objects (maptile *m, object_freezer & fp, object_freezer & fp2, int flag)
620{
580 int i, j = 0,unique=0; 621 int i, j = 0, unique = 0;
581 object *op; 622 object *op;
623
582 /* first pass - save one-part objects */ 624 /* first pass - save one-part objects */
583 for(i = 0; i < MAP_WIDTH(m); i++) 625 for (i = 0; i < MAP_WIDTH (m); i++)
584 for (j = 0; j < MAP_HEIGHT(m); j++) { 626 for (j = 0; j < MAP_HEIGHT (m); j++)
627 {
585 unique=0; 628 unique = 0;
586 for(op = get_map_ob (m, i, j); op; op = op->above) { 629 for (op = get_map_ob (m, i, j); op; op = op->above)
630 {
587 if (QUERY_FLAG(op,FLAG_IS_FLOOR) && QUERY_FLAG(op, FLAG_UNIQUE)) 631 if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE))
588 unique=1; 632 unique = 1;
589 633
590 if(op->type == PLAYER) { 634 if (op->type == PLAYER)
635 {
591 LOG(llevDebug, "Player on map that is being saved\n"); 636 LOG (llevDebug, "Player on map that is being saved\n");
592 continue; 637 continue;
593 } 638 }
594 639
595 if (op->head || op->owner) 640 if (op->head || op->owner)
596 continue; 641 continue;
597 642
598 if (unique || QUERY_FLAG(op, FLAG_UNIQUE)) 643 if (unique || QUERY_FLAG (op, FLAG_UNIQUE))
599 save_object (fp2, op, 3); 644 save_object (fp2, op, 3);
600 else 645 else if (flag == 0 || (flag == 2 && (!QUERY_FLAG (op, FLAG_OBJ_ORIGINAL) && !QUERY_FLAG (op, FLAG_UNPAID))))
601 if (flag == 0 ||
602 (flag == 2 && (!QUERY_FLAG(op, FLAG_OBJ_ORIGINAL) &&
603 !QUERY_FLAG(op, FLAG_UNPAID))))
604 save_object(fp, op, 3); 646 save_object (fp, op, 3);
605 647
606 } /* for this space */ 648 } /* for this space */
607 } /* for this j */ 649 } /* for this j */
608} 650}
609 651
610/* 652/*
611 * Allocates, initialises, and returns a pointer to a mapstruct. 653 * Allocates, initialises, and returns a pointer to a maptile.
612 * Modified to no longer take a path option which was not being 654 * Modified to no longer take a path option which was not being
613 * used anyways. MSW 2001-07-01 655 * used anyways. MSW 2001-07-01
614 */ 656 */
615 657
616mapstruct *get_linked_map(void) { 658maptile *
617 mapstruct *map = new mapstruct; 659get_linked_map (void)
618 mapstruct *mp; 660{
661 maptile *map = new maptile;
662 maptile *mp;
619 663
620 for(mp=first_map;mp!=NULL&&mp->next!=NULL;mp=mp->next); 664 for (mp = first_map; mp != NULL && mp->next != NULL; mp = mp->next);
621 if(mp==NULL) 665 if (mp == NULL)
622 first_map=map; 666 first_map = map;
623 else 667 else
624 mp->next=map; 668 mp->next = map;
625 669
626 map->in_memory=MAP_SWAPPED; 670 map->in_memory = MAP_SWAPPED;
627 /* The maps used to pick up default x and y values from the 671 /* The maps used to pick up default x and y values from the
628 * map archetype. Mimic that behaviour. 672 * map archetype. Mimic that behaviour.
629 */ 673 */
630 MAP_WIDTH(map)=16; 674 MAP_WIDTH (map) = 16;
631 MAP_HEIGHT(map)=16; 675 MAP_HEIGHT (map) = 16;
632 MAP_RESET_TIMEOUT(map)=0; 676 MAP_RESET_TIMEOUT (map) = 0;
633 MAP_TIMEOUT(map)=300; 677 MAP_TIMEOUT (map) = 300;
634 MAP_ENTER_X(map)=0; 678 MAP_ENTER_X (map) = 0;
635 MAP_ENTER_Y(map)=0; 679 MAP_ENTER_Y (map) = 0;
636 /*set part to -1 indicating conversion to weather map not yet done*/ 680 /*set part to -1 indicating conversion to weather map not yet done */
637 MAP_WORLDPARTX(map)=-1; 681 MAP_WORLDPARTX (map) = -1;
638 MAP_WORLDPARTY(map)=-1; 682 MAP_WORLDPARTY (map) = -1;
639 return map; 683 return map;
640} 684}
641 685
642/* 686/*
643 * Allocates the arrays contained in a mapstruct. 687 * Allocates the arrays contained in a maptile.
644 * This basically allocates the dynamic array of spaces for the 688 * This basically allocates the dynamic array of spaces for the
645 * map. 689 * map.
646 */ 690 */
647 691
648void allocate_map(mapstruct *m) { 692void
693allocate_map (maptile *m)
694{
649 m->in_memory = MAP_IN_MEMORY; 695 m->in_memory = MAP_IN_MEMORY;
650 /* Log this condition and free the storage. We could I suppose 696 /* Log this condition and free the storage. We could I suppose
651 * realloc, but if the caller is presuming the data will be intact, 697 * realloc, but if the caller is presuming the data will be intact,
652 * that is their poor assumption. 698 * that is their poor assumption.
653 */ 699 */
654 if (m->spaces) { 700 if (m->spaces)
701 {
655 LOG(llevError,"allocate_map called with already allocated map (%s)\n", m->path); 702 LOG (llevError, "allocate_map called with already allocated map (%s)\n", m->path);
656 free(m->spaces); 703 free (m->spaces);
657 } 704 }
658 705
659 m->spaces = (MapSpace *) calloc(1, MAP_WIDTH(m) * MAP_HEIGHT(m) * sizeof(MapSpace)); 706 m->spaces = (MapSpace *) calloc (1, MAP_WIDTH (m) * MAP_HEIGHT (m) * sizeof (MapSpace));
660 707
661 if(m->spaces==NULL) 708 if (m->spaces == NULL)
662 fatal(OUT_OF_MEMORY); 709 fatal (OUT_OF_MEMORY);
663} 710}
664 711
665/* Create and returns a map of the specific size. Used 712/* Create and returns a map of the specific size. Used
666 * in random map code and the editor. 713 * in random map code and the editor.
667 */ 714 */
715maptile *
668mapstruct *get_empty_map(int sizex, int sizey) { 716get_empty_map (int sizex, int sizey)
717{
669 mapstruct *m = get_linked_map(); 718 maptile *m = get_linked_map ();
719
670 m->width = sizex; 720 m->width = sizex;
671 m->height = sizey; 721 m->height = sizey;
672 m->in_memory = MAP_SWAPPED; 722 m->in_memory = MAP_SWAPPED;
673 allocate_map(m); 723 allocate_map (m);
674 return m; 724 return m;
675} 725}
676 726
677/* Takes a string from a map definition and outputs a pointer to the array of shopitems 727/* Takes a string from a map definition and outputs a pointer to the array of shopitems
678 * corresponding to that string. Memory is allocated for this, it must be freed 728 * corresponding to that string. Memory is allocated for this, it must be freed
679 * at a later date. 729 * at a later date.
680 * Called by parse_map_headers below. 730 * Called by parse_map_headers below.
681 */ 731 */
682 732
733static shopitems *
683static shopitems *parse_shop_string (const char *input_string) { 734parse_shop_string (const char *input_string)
735{
684 char *shop_string, *p, *q, *next_semicolon, *next_colon; 736 char *shop_string, *p, *q, *next_semicolon, *next_colon;
685 shopitems *items=NULL; 737 shopitems *items = NULL;
686 int i=0, number_of_entries=0; 738 int i = 0, number_of_entries = 0;
687 const typedata *current_type; 739 const typedata *current_type;
688 740
689 shop_string=strdup_local(input_string); 741 shop_string = strdup_local (input_string);
690 p=shop_string; 742 p = shop_string;
691 /* first we'll count the entries, we'll need that for allocating the array shortly */ 743 /* first we'll count the entries, we'll need that for allocating the array shortly */
692 while (p) { 744 while (p)
745 {
693 p=strchr(p, ';'); 746 p = strchr (p, ';');
694 number_of_entries++; 747 number_of_entries++;
695 if (p) p++; 748 if (p)
749 p++;
696 } 750 }
697 p=shop_string; 751 p = shop_string;
698 strip_endline(p); 752 strip_endline (p);
699 items=(shopitems *) CALLOC(number_of_entries+1, sizeof(shopitems)); 753 items = new shopitems[number_of_entries + 1];
700 memset(items, 0, (sizeof(shopitems) * number_of_entries+1));
701 for (i=0; i<number_of_entries; i++) { 754 for (i = 0; i < number_of_entries; i++)
755 {
702 if (!p) { 756 if (!p)
757 {
703 LOG(llevError, "parse_shop_string: I seem to have run out of string, that shouldn't happen.\n"); 758 LOG (llevError, "parse_shop_string: I seem to have run out of string, that shouldn't happen.\n");
704 break; 759 break;
705 } 760 }
706 next_semicolon=strchr(p, ';'); 761 next_semicolon = strchr (p, ';');
707 next_colon=strchr(p, ':'); 762 next_colon = strchr (p, ':');
708 /* if there is a stregth specified, figure out what it is, we'll need it soon. */ 763 /* if there is a stregth specified, figure out what it is, we'll need it soon. */
709 if (next_colon &&( !next_semicolon || next_colon<next_semicolon)) 764 if (next_colon && (!next_semicolon || next_colon < next_semicolon))
710 items[i].strength=atoi(strchr(p,':')+1); 765 items[i].strength = atoi (strchr (p, ':') + 1);
766
767 if (isdigit (*p) || *p == '*')
711 768 {
712 if (isdigit(*p) || *p=='*') {
713 items[i].typenum = atoi(p); /* atoi returns 0 when we have an asterisk */ 769 items[i].typenum = atoi (p); /* atoi returns 0 when we have an asterisk */
714 current_type=get_typedata(items[i].typenum); 770 current_type = get_typedata (items[i].typenum);
715 if (current_type) { 771 if (current_type)
772 {
716 items[i].name=current_type->name; 773 items[i].name = current_type->name;
717 items[i].name_pl=current_type->name_pl; 774 items[i].name_pl = current_type->name_pl;
718 }
719 }
720 else { /*we have a named type, let's figure out what it is */
721 q=strpbrk(p,";:");
722 if (q) *q='\0';
723
724 current_type=get_typedata_by_name(p);
725 if (current_type) {
726 items[i].name=current_type->name;
727 items[i].typenum=current_type->number;
728 items[i].name_pl=current_type->name_pl;
729 } 775 }
730 else { /* oh uh, something's wrong, let's free up this one, and try 776 }
731 * the next entry while we're at it, better print a warning 777 else
732 */ 778 { /*we have a named type, let's figure out what it is */
733 LOG(llevError, "invalid type %s defined in shopitems in string %s\n", 779 q = strpbrk (p, ";:");
734 p, input_string); 780 if (q)
781 *q = '\0';
782
783 current_type = get_typedata_by_name (p);
784 if (current_type)
785 {
786 items[i].name = current_type->name;
787 items[i].typenum = current_type->number;
788 items[i].name_pl = current_type->name_pl;
735 } 789 }
790 else
791 { /* oh uh, something's wrong, let's free up this one, and try
792 * the next entry while we're at it, better print a warning
793 */
794 LOG (llevError, "invalid type %s defined in shopitems in string %s\n", p, input_string);
736 } 795 }
796 }
737 items[i].index=number_of_entries; 797 items[i].index = number_of_entries;
738 if (next_semicolon) p=++next_semicolon; 798 if (next_semicolon)
799 p = ++next_semicolon;
800 else
739 else p=NULL; 801 p = NULL;
740 } 802 }
741 free(shop_string); 803 free (shop_string);
742 return items; 804 return items;
743} 805}
744 806
745/* opposite of parse string, this puts the string that was originally fed in to 807/* opposite of parse string, this puts the string that was originally fed in to
746 * the map (or something equivilent) into output_string. */ 808 * the map (or something equivilent) into output_string. */
809static void
747static void print_shop_string(mapstruct *m, char *output_string) { 810print_shop_string (maptile *m, char *output_string)
811{
748 int i; 812 int i;
749 char tmp[MAX_BUF]; 813 char tmp[MAX_BUF];
814
750 strcpy(output_string, ""); 815 strcpy (output_string, "");
751 for (i=0; i< m->shopitems[0].index; i++) { 816 for (i = 0; i < m->shopitems[0].index; i++)
817 {
752 if (m->shopitems[i].typenum) { 818 if (m->shopitems[i].typenum)
819 {
753 if (m->shopitems[i].strength) { 820 if (m->shopitems[i].strength)
821 {
754 sprintf(tmp, "%s:%d;", m->shopitems[i].name, m->shopitems[i].strength); 822 sprintf (tmp, "%s:%d;", m->shopitems[i].name, m->shopitems[i].strength);
755 } 823 }
824 else
756 else sprintf(tmp, "%s;", m->shopitems[i].name); 825 sprintf (tmp, "%s;", m->shopitems[i].name);
826 }
827 else
757 } 828 {
758 else {
759 if (m->shopitems[i].strength) { 829 if (m->shopitems[i].strength)
830 {
760 sprintf(tmp, "*:%d;", m->shopitems[i].strength); 831 sprintf (tmp, "*:%d;", m->shopitems[i].strength);
761 } 832 }
833 else
762 else sprintf(tmp, "*"); 834 sprintf (tmp, "*");
763 } 835 }
764 strcat(output_string, tmp); 836 strcat (output_string, tmp);
765 } 837 }
766} 838}
767 839
768/* This loads the header information of the map. The header 840/* This loads the header information of the map. The header
769 * contains things like difficulty, size, timeout, etc. 841 * contains things like difficulty, size, timeout, etc.
… …
776 * currently, there are few enough fields this is not a big deal. 848 * currently, there are few enough fields this is not a big deal.
777 * MSW 2001-07-01 849 * MSW 2001-07-01
778 * return 0 on success, 1 on failure. 850 * return 0 on success, 1 on failure.
779 */ 851 */
780 852
853static int
781static int load_map_header(object_thawer &fp, mapstruct *m) 854load_map_header (object_thawer & fp, maptile *m)
782{ 855{
783 char buf[HUGE_BUF], msgbuf[HUGE_BUF], maplorebuf[HUGE_BUF], *key=NULL, *value, *end; 856 char buf[HUGE_BUF], msgbuf[HUGE_BUF], maplorebuf[HUGE_BUF], *key = NULL, *value, *end;
784 int msgpos=0; 857 int msgpos = 0;
785 int maplorepos=0; 858 int maplorepos = 0;
786 859
787 while (fgets(buf, HUGE_BUF-1, fp)!=NULL) { 860 while (fgets (buf, HUGE_BUF - 1, fp) != NULL)
861 {
788 buf[HUGE_BUF-1] = 0; 862 buf[HUGE_BUF - 1] = 0;
789 key = buf; 863 key = buf;
790 while (isspace(*key)) key++; 864 while (isspace (*key))
791 if (*key == 0) continue; /* empty line */ 865 key++;
866 if (*key == 0)
867 continue; /* empty line */
792 value = strchr(key, ' '); 868 value = strchr (key, ' ');
793 if (!value) { 869 if (!value)
870 {
794 end = strchr(key, '\n'); 871 end = strchr (key, '\n');
795 if (end != NULL) { 872 if (end != NULL)
873 {
796 *end = 0; 874 *end = 0;
797 } 875 }
876 }
798 } else { 877 else
878 {
799 *value = 0; 879 *value = 0;
800 value++; 880 value++;
801 end = strchr(value, '\n'); 881 end = strchr (value, '\n');
802 while (isspace(*value)) { 882 while (isspace (*value))
883 {
803 value++; 884 value++;
804 if (*value == '\0' || value == end) { 885 if (*value == '\0' || value == end)
886 {
805 /* Nothing but spaces. */ 887 /* Nothing but spaces. */
806 value = NULL; 888 value = NULL;
807 break; 889 break;
808 } 890 }
809 } 891 }
810 } 892 }
893
811 if (!end) { 894 if (!end)
895 {
812 LOG(llevError, "Error loading map header - did not find a newline - perhaps file is truncated? Buf=%s\n", 896 LOG (llevError, "Error loading map header - did not find a newline - perhaps file is truncated? Buf=%s\n", buf);
813 buf);
814 return 1; 897 return 1;
815 }
816 898 }
817 899
818 /* key is the field name, value is what it should be set 900 /* key is the field name, value is what it should be set
819 * to. We've already done the work to null terminate key, 901 * to. We've already done the work to null terminate key,
820 * and strip off any leading spaces for both of these. 902 * and strip off any leading spaces for both of these.
821 * We have not touched the newline at the end of the line - 903 * We have not touched the newline at the end of the line -
822 * these are needed for some values. the end pointer 904 * these are needed for some values. the end pointer
823 * points to the first of the newlines. 905 * points to the first of the newlines.
824 * value could be NULL! It would be easy enough to just point 906 * value could be NULL! It would be easy enough to just point
825 * this to "" to prevent cores, but that would let more errors slide 907 * this to "" to prevent cores, but that would let more errors slide
826 * through. 908 * through.
827 * 909 *
828 * First check for entries that do not use the value parameter, then 910 * First check for entries that do not use the value parameter, then
829 * validate that value is given and check for the remaining entries 911 * validate that value is given and check for the remaining entries
830 * that use the parameter. 912 * that use the parameter.
831 */ 913 */
832 914
833 if (!strcmp(key,"msg")) { 915 if (!strcmp (key, "msg"))
916 {
834 while (fgets(buf, HUGE_BUF-1, fp)!=NULL) { 917 while (fgets (buf, HUGE_BUF - 1, fp) != NULL)
918 {
835 if (!strcmp(buf,"endmsg\n")) break; 919 if (!strcmp (buf, "endmsg\n"))
920 break;
836 else { 921 else
922 {
837 /* slightly more efficient than strcat */ 923 /* slightly more efficient than strcat */
838 strcpy(msgbuf+msgpos, buf); 924 strcpy (msgbuf + msgpos, buf);
839 msgpos += strlen(buf); 925 msgpos += strlen (buf);
840 } 926 }
841 } 927 }
842 /* There are lots of maps that have empty messages (eg, msg/endmsg 928 /* There are lots of maps that have empty messages (eg, msg/endmsg
843 * with nothing between). There is no reason in those cases to 929 * with nothing between). There is no reason in those cases to
844 * keep the empty message. Also, msgbuf contains garbage data 930 * keep the empty message. Also, msgbuf contains garbage data
845 * when msgpos is zero, so copying it results in crashes 931 * when msgpos is zero, so copying it results in crashes
846 */ 932 */
847 if (msgpos != 0) 933 if (msgpos != 0)
848 m->msg = strdup_local(msgbuf); 934 m->msg = strdup_local (msgbuf);
849 } 935 }
850 else if (!strcmp(key,"maplore")) { 936 else if (!strcmp (key, "maplore"))
937 {
851 while (fgets(buf, HUGE_BUF-1, fp)!=NULL) { 938 while (fgets (buf, HUGE_BUF - 1, fp) != NULL)
939 {
852 if (!strcmp(buf,"endmaplore\n")) break; 940 if (!strcmp (buf, "endmaplore\n"))
941 break;
853 else { 942 else
943 {
854 /* slightly more efficient than strcat */ 944 /* slightly more efficient than strcat */
855 strcpy(maplorebuf+maplorepos, buf); 945 strcpy (maplorebuf + maplorepos, buf);
856 maplorepos += strlen(buf); 946 maplorepos += strlen (buf);
857 } 947 }
858 } 948 }
859 if (maplorepos != 0) 949 if (maplorepos != 0)
860 m->maplore = strdup_local(maplorebuf); 950 m->maplore = strdup_local (maplorebuf);
861 } 951 }
862 else if (!strcmp(key,"end")) { 952 else if (!strcmp (key, "end"))
953 {
863 break; 954 break;
864 } 955 }
865 else if (value == NULL) { 956 else if (value == NULL)
957 {
866 LOG(llevError, "Got '%s' line without parameter in map header\n", key); 958 LOG (llevError, "Got '%s' line without parameter in map header\n", key);
867 } 959 }
868 else if (!strcmp(key, "arch")) { 960 else if (!strcmp (key, "arch"))
961 {
869 /* This is an oddity, but not something we care about much. */ 962 /* This is an oddity, but not something we care about much. */
870 if (strcmp(value,"map\n")) 963 if (strcmp (value, "map\n"))
871 LOG(llevError,"loading map and got a non 'arch map' line(%s %s)?\n",key,value); 964 LOG (llevError, "loading map and got a non 'arch map' line(%s %s)?\n", key, value);
872 } 965 }
873 else if (!strcmp(key,"name")) { 966 else if (!strcmp (key, "name"))
967 {
874 *end=0; 968 *end = 0;
875 m->name = strdup_local(value); 969 m->name = strdup_local (value);
876 } 970 }
877 /* first strcmp value on these are old names supported 971 /* first strcmp value on these are old names supported
878 * for compatibility reasons. The new values (second) are 972 * for compatibility reasons. The new values (second) are
879 * what really should be used. 973 * what really should be used.
880 */ 974 */
881 else if (!strcmp(key,"oid")) { 975 else if (!strcmp (key, "oid"))
976 {
882 fp.get (m, atoi(value)); 977 fp.get (m, atoi (value));
978 }
883 } else if (!strcmp(key, "attach")) { 979 else if (!strcmp (key, "attach"))
980 {
884 m->attach = value; 981 m->attach = value;
982 }
885 } else if (!strcmp(key,"hp") || !strcmp(key, "enter_x")) { 983 else if (!strcmp (key, "hp") || !strcmp (key, "enter_x"))
984 {
886 m->enter_x = atoi(value); 985 m->enter_x = atoi (value);
986 }
887 } else if (!strcmp(key,"sp") || !strcmp(key, "enter_y")) { 987 else if (!strcmp (key, "sp") || !strcmp (key, "enter_y"))
988 {
888 m->enter_y = atoi(value); 989 m->enter_y = atoi (value);
990 }
889 } else if (!strcmp(key,"x") || !strcmp(key, "width")) { 991 else if (!strcmp (key, "x") || !strcmp (key, "width"))
992 {
890 m->width = atoi(value); 993 m->width = atoi (value);
994 }
891 } else if (!strcmp(key,"y") || !strcmp(key, "height")) { 995 else if (!strcmp (key, "y") || !strcmp (key, "height"))
996 {
892 m->height = atoi(value); 997 m->height = atoi (value);
998 }
893 } else if (!strcmp(key,"weight") || !strcmp(key, "reset_timeout")) { 999 else if (!strcmp (key, "weight") || !strcmp (key, "reset_timeout"))
1000 {
894 m->reset_timeout = atoi(value); 1001 m->reset_timeout = atoi (value);
1002 }
895 } else if (!strcmp(key,"value") || !strcmp(key, "swap_time")) { 1003 else if (!strcmp (key, "value") || !strcmp (key, "swap_time"))
1004 {
896 m->timeout = atoi(value); 1005 m->timeout = atoi (value);
1006 }
897 } else if (!strcmp(key,"level") || !strcmp(key, "difficulty")) { 1007 else if (!strcmp (key, "level") || !strcmp (key, "difficulty"))
1008 {
898 m->difficulty = atoi(value); 1009 m->difficulty = atoi (value);
1010 }
899 } else if (!strcmp(key,"invisible") || !strcmp(key, "darkness")) { 1011 else if (!strcmp (key, "invisible") || !strcmp (key, "darkness"))
1012 {
900 m->darkness = atoi(value); 1013 m->darkness = atoi (value);
1014 }
901 } else if (!strcmp(key,"stand_still") || !strcmp(key, "fixed_resettime")) { 1015 else if (!strcmp (key, "stand_still") || !strcmp (key, "fixed_resettime"))
1016 {
902 m->fixed_resettime = atoi(value); 1017 m->fixed_resettime = atoi (value);
1018 }
903 } else if (!strcmp(key,"unique")) { 1019 else if (!strcmp (key, "unique"))
1020 {
904 m->unique = atoi(value); 1021 m->unique = atoi (value);
1022 }
905 } else if (!strcmp(key,"template")) { 1023 else if (!strcmp (key, "template"))
1024 {
906 m->templatemap = atoi(value); 1025 m->templatemap = atoi (value);
1026 }
907 } else if (!strcmp(key,"region")) { 1027 else if (!strcmp (key, "region"))
1028 {
908 m->region = get_region_by_name(value); 1029 m->region = get_region_by_name (value);
1030 }
909 } else if (!strcmp(key,"shopitems")) { 1031 else if (!strcmp (key, "shopitems"))
1032 {
910 *end=0; 1033 *end = 0;
911 m->shopitems = parse_shop_string(value); 1034 m->shopitems = parse_shop_string (value);
1035 }
912 } else if (!strcmp(key,"shopgreed")) { 1036 else if (!strcmp (key, "shopgreed"))
1037 {
913 m->shopgreed = atof(value); 1038 m->shopgreed = atof (value);
1039 }
914 } else if (!strcmp(key,"shopmin")) { 1040 else if (!strcmp (key, "shopmin"))
1041 {
915 m->shopmin = atol(value); 1042 m->shopmin = atol (value);
1043 }
916 } else if (!strcmp(key,"shopmax")) { 1044 else if (!strcmp (key, "shopmax"))
1045 {
917 m->shopmax = atol(value); 1046 m->shopmax = atol (value);
1047 }
918 } else if (!strcmp(key,"shoprace")) { 1048 else if (!strcmp (key, "shoprace"))
1049 {
919 *end=0; 1050 *end = 0;
920 m->shoprace = strdup_local(value); 1051 m->shoprace = strdup_local (value);
1052 }
921 } else if (!strcmp(key,"outdoor")) { 1053 else if (!strcmp (key, "outdoor"))
1054 {
922 m->outdoor = atoi(value); 1055 m->outdoor = atoi (value);
1056 }
923 } else if (!strcmp(key, "temp")) { 1057 else if (!strcmp (key, "temp"))
1058 {
924 m->temp = atoi(value); 1059 m->temp = atoi (value);
1060 }
925 } else if (!strcmp(key, "pressure")) { 1061 else if (!strcmp (key, "pressure"))
1062 {
926 m->pressure = atoi(value); 1063 m->pressure = atoi (value);
1064 }
927 } else if (!strcmp(key, "humid")) { 1065 else if (!strcmp (key, "humid"))
1066 {
928 m->humid = atoi(value); 1067 m->humid = atoi (value);
1068 }
929 } else if (!strcmp(key, "windspeed")) { 1069 else if (!strcmp (key, "windspeed"))
1070 {
930 m->windspeed = atoi(value); 1071 m->windspeed = atoi (value);
1072 }
931 } else if (!strcmp(key, "winddir")) { 1073 else if (!strcmp (key, "winddir"))
1074 {
932 m->winddir = atoi(value); 1075 m->winddir = atoi (value);
1076 }
933 } else if (!strcmp(key, "sky")) { 1077 else if (!strcmp (key, "sky"))
1078 {
934 m->sky = atoi(value); 1079 m->sky = atoi (value);
1080 }
935 } else if (!strcmp(key, "nosmooth")) { 1081 else if (!strcmp (key, "nosmooth"))
1082 {
936 m->nosmooth = atoi(value); 1083 m->nosmooth = atoi (value);
937 } 1084 }
938 else if (!strncmp(key,"tile_path_", 10)) { 1085 else if (!strncmp (key, "tile_path_", 10))
1086 {
939 int tile=atoi(key+10); 1087 int tile = atoi (key + 10);
940 1088
941 if (tile<1 || tile>4) { 1089 if (tile < 1 || tile > 4)
1090 {
942 LOG(llevError,"load_map_header: tile location %d out of bounds (%s)\n", 1091 LOG (llevError, "load_map_header: tile location %d out of bounds (%s)\n", tile, m->path);
943 tile, m->path); 1092 }
944 } else { 1093 else
1094 {
945 char *path; 1095 char *path;
946 1096
947 *end = 0; 1097 *end = 0;
948 1098
949 if (m->tile_path[tile-1]) { 1099 if (m->tile_path[tile - 1])
1100 {
950 LOG(llevError,"load_map_header: tile location %d duplicated (%s)\n", 1101 LOG (llevError, "load_map_header: tile location %d duplicated (%s)\n", tile, m->path);
951 tile, m->path);
952 free(m->tile_path[tile-1]); 1102 free (m->tile_path[tile - 1]);
953 m->tile_path[tile-1] = NULL; 1103 m->tile_path[tile - 1] = NULL;
954 } 1104 }
955 1105
956 if (check_path(value, 1) != -1) { 1106 if (check_path (value, 1) != -1)
1107 {
957 /* The unadorned path works. */ 1108 /* The unadorned path works. */
958 path = value; 1109 path = value;
1110 }
959 } else { 1111 else
1112 {
960 /* Try again; it could be a relative exit. */ 1113 /* Try again; it could be a relative exit. */
961 1114
962 path = path_combine_and_normalize(m->path, value); 1115 path = path_combine_and_normalize (m->path, value);
963 1116
964 if (check_path(path, 1) == -1) { 1117 if (check_path (path, 1) == -1)
1118 {
965 LOG(llevError, "get_map_header: Bad tile path %s %s\n", m->path, value); 1119 LOG (llevError, "get_map_header: Bad tile path %s %s\n", m->path, value);
966 path = NULL; 1120 path = NULL;
967 } 1121 }
968 } 1122 }
969 1123
970 if (editor) { 1124 if (editor)
1125 {
971 /* Use the value as in the file. */ 1126 /* Use the value as in the file. */
972 m->tile_path[tile-1] = strdup_local(value); 1127 m->tile_path[tile - 1] = strdup_local (value);
973 } else if (path != NULL) {
974 /* Use the normalized value. */
975 m->tile_path[tile-1] = strdup_local(path);
976 } 1128 }
1129 else if (path != NULL)
1130 {
1131 /* Use the normalized value. */
1132 m->tile_path[tile - 1] = strdup_local (path);
1133 }
977 } /* end if tile direction (in)valid */ 1134 } /* end if tile direction (in)valid */
1135 }
1136 else
978 } 1137 {
979 else {
980 LOG(llevError,"Got unknown value in map header: %s %s\n", key, value); 1138 LOG (llevError, "Got unknown value in map header: %s %s\n", key, value);
981 } 1139 }
982 } 1140 }
983 if (!key || strcmp(key,"end")) { 1141 if (!key || strcmp (key, "end"))
1142 {
984 LOG(llevError,"Got premature eof on map header!\n"); 1143 LOG (llevError, "Got premature eof on map header!\n");
985 return 1; 1144 return 1;
986 } 1145 }
987 return 0; 1146 return 0;
988} 1147}
989 1148
990/* 1149/*
991 * Opens the file "filename" and reads information about the map 1150 * Opens the file "filename" and reads information about the map
992 * from the given file, and stores it in a newly allocated 1151 * from the given file, and stores it in a newly allocated
993 * mapstruct. A pointer to this structure is returned, or NULL on failure. 1152 * maptile. A pointer to this structure is returned, or NULL on failure.
994 * flags correspond to those in map.h. Main ones used are 1153 * flags correspond to those in map.h. Main ones used are
995 * MAP_PLAYER_UNIQUE, in which case we don't do any name changes, and 1154 * MAP_PLAYER_UNIQUE, in which case we don't do any name changes, and
996 * MAP_BLOCK, in which case we block on this load. This happens in all 1155 * MAP_BLOCK, in which case we block on this load. This happens in all
997 * cases, no matter if this flag is set or not. 1156 * cases, no matter if this flag is set or not.
998 * MAP_STYLE: style map - don't add active objects, don't add to server 1157 * MAP_STYLE: style map - don't add active objects, don't add to server
999 * managed map list. 1158 * managed map list.
1000 */ 1159 */
1001 1160
1161maptile *
1002mapstruct *load_original_map(const char *filename, int flags) { 1162load_original_map (const char *filename, int flags)
1003 mapstruct *m; 1163{
1164 maptile *m;
1004 char pathname[MAX_BUF]; 1165 char pathname[MAX_BUF];
1005 1166
1006 LOG(llevDebug, "load_original_map: %s (%x)\n", filename,flags);
1007 if (flags & MAP_PLAYER_UNIQUE) 1167 if (flags & MAP_PLAYER_UNIQUE)
1008 strcpy(pathname, filename); 1168 strcpy (pathname, filename);
1009 else if (flags & MAP_OVERLAY) 1169 else if (flags & MAP_OVERLAY)
1010 strcpy(pathname, create_overlay_pathname(filename)); 1170 strcpy (pathname, create_overlay_pathname (filename));
1011 else 1171 else
1012 strcpy(pathname, create_pathname(filename)); 1172 strcpy (pathname, create_pathname (filename));
1013 1173
1174 LOG (llevDebug, "load_original_map(%x): %s (%s)\n", flags, filename, pathname);
1175
1014 object_thawer thawer (pathname); 1176 object_thawer thawer (pathname);
1015 1177
1016 if (!thawer) 1178 if (!thawer)
1017 return 0; 1179 return 0;
1018 1180
1019 m = get_linked_map(); 1181 m = get_linked_map ();
1020 1182
1021 strcpy (m->path, filename); 1183 strcpy (m->path, filename);
1022 if (load_map_header(thawer, m)) { 1184 if (load_map_header (thawer, m))
1185 {
1023 LOG(llevError,"Error loading map header for %s, flags=%d\n", 1186 LOG (llevError, "Error loading map header for %s, flags=%d\n", filename, flags);
1024 filename, flags);
1025 delete_map(m); 1187 delete_map (m);
1026 return NULL; 1188 return NULL;
1027 } 1189 }
1028 1190
1029 allocate_map(m); 1191 allocate_map (m);
1030 1192
1031 m->in_memory=MAP_LOADING; 1193 m->in_memory = MAP_LOADING;
1032 load_objects (m, thawer, flags & (MAP_BLOCK|MAP_STYLE)); 1194 load_objects (m, thawer, flags & (MAP_BLOCK | MAP_STYLE));
1033 1195
1034 m->in_memory=MAP_IN_MEMORY; 1196 m->in_memory = MAP_IN_MEMORY;
1035 if (!MAP_DIFFICULTY(m)) 1197 if (!MAP_DIFFICULTY (m))
1036 MAP_DIFFICULTY(m)=calculate_difficulty(m); 1198 MAP_DIFFICULTY (m) = calculate_difficulty (m);
1037 set_map_reset_time(m); 1199 set_map_reset_time (m);
1038 m->instantiate (); 1200 m->instantiate ();
1039 return (m); 1201 return (m);
1040} 1202}
1041 1203
1042/* 1204/*
1043 * Loads a map, which has been loaded earlier, from file. 1205 * Loads a map, which has been loaded earlier, from file.
1044 * Return the map object we load into (this can change from the passed 1206 * Return the map object we load into (this can change from the passed
1045 * option if we can't find the original map) 1207 * option if we can't find the original map)
1046 */ 1208 */
1047 1209
1048static mapstruct *load_temporary_map(mapstruct *m) { 1210static maptile *
1049 int comp; 1211load_temporary_map (maptile *m)
1212{
1050 char buf[MAX_BUF]; 1213 char buf[MAX_BUF];
1051 1214
1052 if (!m->tmpname) { 1215 if (!m->tmpname)
1216 {
1053 LOG(llevError, "No temporary filename for map %s\n", m->path); 1217 LOG (llevError, "No temporary filename for map %s\n", m->path);
1054 strcpy(buf, m->path);
1055 delete_map(m);
1056 m = load_original_map(buf, 0);
1057 if(m==NULL) return NULL;
1058 fix_auto_apply(m); /* Chests which open as default */
1059 return m;
1060 }
1061
1062 object_thawer thawer (m->tmpname);
1063
1064 if (!thawer)
1065 {
1066 strcpy (buf, m->path); 1218 strcpy (buf, m->path);
1067 delete_map (m); 1219 delete_map (m);
1068 m = load_original_map (buf, 0); 1220 m = load_original_map (buf, 0);
1069 if (!m) return NULL; 1221 if (m == NULL)
1070 fix_auto_apply (m); /* Chests which open as default */
1071 return m;
1072 }
1073
1074 if (load_map_header(thawer, m)) {
1075 LOG(llevError,"Error loading map header for %s (%s)\n",
1076 m->path, m->tmpname);
1077 delete_map(m);
1078 m = load_original_map(m->path, 0);
1079 return NULL; 1222 return NULL;
1223 fix_auto_apply (m); /* Chests which open as default */
1224 return m;
1225 }
1226
1227 object_thawer thawer (m->tmpname);
1228
1229 if (!thawer)
1080 } 1230 {
1231 strcpy (buf, m->path);
1232 delete_map (m);
1233 m = load_original_map (buf, 0);
1234 if (!m)
1235 return NULL;
1236 fix_auto_apply (m); /* Chests which open as default */
1237 return m;
1238 }
1239
1240 if (load_map_header (thawer, m))
1241 {
1242 LOG (llevError, "Error loading map header for %s (%s)\n", m->path, m->tmpname);
1243 delete_map (m);
1244 m = load_original_map (m->path, 0);
1245 return NULL;
1246 }
1081 allocate_map(m); 1247 allocate_map (m);
1082 1248
1083 m->in_memory=MAP_LOADING; 1249 m->in_memory = MAP_LOADING;
1084 load_objects (m, thawer, 0); 1250 load_objects (m, thawer, 0);
1085 1251
1086 m->in_memory=MAP_IN_MEMORY; 1252 m->in_memory = MAP_IN_MEMORY;
1087 INVOKE_MAP (SWAPIN, m); 1253 INVOKE_MAP (SWAPIN, m);
1088 return m; 1254 return m;
1089} 1255}
1090 1256
1091/* 1257/*
1092 * Loads a map, which has been loaded earlier, from file. 1258 * Loads a map, which has been loaded earlier, from file.
1093 * Return the map object we load into (this can change from the passed 1259 * Return the map object we load into (this can change from the passed
1094 * option if we can't find the original map) 1260 * option if we can't find the original map)
1095 */ 1261 */
1096 1262
1263maptile *
1097mapstruct *load_overlay_map(const char *filename, mapstruct *m) { 1264load_overlay_map (const char *filename, maptile *m)
1265{
1098 char pathname[MAX_BUF]; 1266 char pathname[MAX_BUF];
1099 1267
1100 strcpy(pathname, create_overlay_pathname(filename)); 1268 strcpy (pathname, create_overlay_pathname (filename));
1101 1269
1102 object_thawer thawer (pathname); 1270 object_thawer thawer (pathname);
1103 1271
1104 if (!thawer) 1272 if (!thawer)
1105 return m;
1106
1107 if (load_map_header(thawer, m)) {
1108 LOG(llevError,"Error loading map header for overlay %s (%s)\n",
1109 m->path, pathname);
1110 delete_map(m);
1111 m = load_original_map(m->path, 0);
1112 return NULL;
1113 }
1114 /*allocate_map(m);*/
1115
1116 m->in_memory=MAP_LOADING;
1117 load_objects (m, thawer, MAP_OVERLAY);
1118
1119 m->in_memory=MAP_IN_MEMORY;
1120 return m; 1273 return m;
1274
1275 if (load_map_header (thawer, m))
1276 {
1277 LOG (llevError, "Error loading map header for overlay %s (%s)\n", m->path, pathname);
1278 delete_map (m);
1279 m = load_original_map (m->path, 0);
1280 return NULL;
1281 }
1282 /*allocate_map(m); */
1283
1284 m->in_memory = MAP_LOADING;
1285 load_objects (m, thawer, MAP_OVERLAY);
1286
1287 m->in_memory = MAP_IN_MEMORY;
1288 return m;
1121} 1289}
1122 1290
1123/****************************************************************************** 1291/******************************************************************************
1124 * This is the start of unique map handling code 1292 * This is the start of unique map handling code
1125 *****************************************************************************/ 1293 *****************************************************************************/
1126 1294
1127/* This goes through map 'm' and removed any unique items on the map. */ 1295/* This goes through map 'm' and removed any unique items on the map. */
1128static void delete_unique_items(mapstruct *m) 1296static void
1297delete_unique_items (maptile *m)
1129{ 1298{
1130 int i,j,unique; 1299 int i, j, unique;
1131 object *op, *next; 1300 object *op, *next;
1132 1301
1133 for(i=0; i<MAP_WIDTH(m); i++) 1302 for (i = 0; i < MAP_WIDTH (m); i++)
1134 for(j=0; j<MAP_HEIGHT(m); j++) { 1303 for (j = 0; j < MAP_HEIGHT (m); j++)
1304 {
1135 unique=0; 1305 unique = 0;
1136 for (op=get_map_ob(m, i, j); op; op=next) { 1306 for (op = get_map_ob (m, i, j); op; op = next)
1307 {
1137 next = op->above; 1308 next = op->above;
1138 if (QUERY_FLAG(op, FLAG_IS_FLOOR) && QUERY_FLAG(op, FLAG_UNIQUE)) 1309 if (QUERY_FLAG (op, FLAG_IS_FLOOR) && QUERY_FLAG (op, FLAG_UNIQUE))
1139 unique=1; 1310 unique = 1;
1140 if(op->head == NULL && (QUERY_FLAG(op, FLAG_UNIQUE) || unique)) { 1311 if (op->head == NULL && (QUERY_FLAG (op, FLAG_UNIQUE) || unique))
1312 {
1141 clean_object(op); 1313 clean_object (op);
1142 if (QUERY_FLAG(op, FLAG_IS_LINKED)) 1314 if (QUERY_FLAG (op, FLAG_IS_LINKED))
1143 remove_button_link(op); 1315 remove_button_link (op);
1144 remove_ob(op); 1316 remove_ob (op);
1145 free_object(op); 1317 free_object (op);
1146 } 1318 }
1147 } 1319 }
1148 } 1320 }
1149} 1321}
1150 1322
1151 1323
1152/* 1324/*
1153 * Loads unique objects from file(s) into the map which is in memory 1325 * Loads unique objects from file(s) into the map which is in memory
1154 * m is the map to load unique items into. 1326 * m is the map to load unique items into.
1155 */ 1327 */
1156static void load_unique_objects(mapstruct *m) { 1328static void
1329load_unique_objects (maptile *m)
1330{
1157 int count; 1331 int count;
1158 char firstname[MAX_BUF]; 1332 char firstname[MAX_BUF];
1159 1333
1160 for (count=0; count<10; count++) { 1334 for (count = 0; count < 10; count++)
1335 {
1161 sprintf(firstname, "%s.v%02d", create_items_path(m->path), count); 1336 sprintf (firstname, "%s.v%02d", create_items_path (m->path), count);
1162 if (!access(firstname, R_OK)) break; 1337 if (!access (firstname, R_OK))
1338 break;
1163 } 1339 }
1164 /* If we get here, we did not find any map */ 1340 /* If we get here, we did not find any map */
1165 if (count==10) return; 1341 if (count == 10)
1342 return;
1166 1343
1167 object_thawer thawer (firstname); 1344 object_thawer thawer (firstname);
1168 1345
1169 if (!thawer) 1346 if (!thawer)
1170 return; 1347 return;
1171 1348
1172 m->in_memory=MAP_LOADING; 1349 m->in_memory = MAP_LOADING;
1173 if (m->tmpname == NULL) /* if we have loaded unique items from */ 1350 if (m->tmpname == NULL) /* if we have loaded unique items from */
1174 delete_unique_items(m); /* original map before, don't duplicate them */ 1351 delete_unique_items (m); /* original map before, don't duplicate them */
1175 load_object(thawer, NULL, LO_NOREAD,0);
1176 load_objects (m, thawer, 0); 1352 load_objects (m, thawer, 0);
1177 1353
1178 m->in_memory=MAP_IN_MEMORY; 1354 m->in_memory = MAP_IN_MEMORY;
1179} 1355}
1180 1356
1181 1357
1182/* 1358/*
1183 * Saves a map to file. If flag is set, it is saved into the same 1359 * Saves a map to file. If flag is set, it is saved into the same
1184 * file it was (originally) loaded from. Otherwise a temporary 1360 * file it was (originally) loaded from. Otherwise a temporary
1185 * filename will be genarated, and the file will be stored there. 1361 * filename will be genarated, and the file will be stored there.
1186 * The temporary filename will be stored in the mapstructure. 1362 * The temporary filename will be stored in the maptileure.
1187 * If the map is unique, we also save to the filename in the map 1363 * If the map is unique, we also save to the filename in the map
1188 * (this should have been updated when first loaded) 1364 * (this should have been updated when first loaded)
1189 */ 1365 */
1190 1366
1191int 1367int
1192new_save_map (mapstruct * m, int flag) 1368new_save_map (maptile *m, int flag)
1193{ 1369{
1194 char filename[MAX_BUF], buf[MAX_BUF], buf_s[MAX_BUF], shop[MAX_BUF]; 1370 char filename[MAX_BUF], buf[MAX_BUF], shop[MAX_BUF];
1195 int i; 1371 int i;
1196 1372
1197 if (flag && !*m->path) 1373 if (flag && !*m->path)
1198 { 1374 {
1199 LOG (llevError, "Tried to save map without path.\n"); 1375 LOG (llevError, "Tried to save map without path.\n");
… …
1201 } 1377 }
1202 1378
1203 if (flag || (m->unique) || (m->templatemap)) 1379 if (flag || (m->unique) || (m->templatemap))
1204 { 1380 {
1205 if (!m->unique && !m->templatemap) 1381 if (!m->unique && !m->templatemap)
1206 { /* flag is set */ 1382 { /* flag is set */
1207 if (flag == 2) 1383 if (flag == 2)
1208 strcpy (filename, create_overlay_pathname (m->path)); 1384 strcpy (filename, create_overlay_pathname (m->path));
1209 else 1385 else
1210 strcpy (filename, create_pathname (m->path)); 1386 strcpy (filename, create_pathname (m->path));
1211 } 1387 }
… …
1325 sprintf (buf, "%s.v00", create_items_path (m->path)); 1501 sprintf (buf, "%s.v00", create_items_path (m->path));
1326 1502
1327 unique.save (buf); 1503 unique.save (buf);
1328 } 1504 }
1329 else 1505 else
1330 { /* save same file when not playing, like in editor */ 1506 { /* save same file when not playing, like in editor */
1331 save_objects (m, freezer, freezer, 0); 1507 save_objects (m, freezer, freezer, 0);
1332 } 1508 }
1333 1509
1334 freezer.save (filename); 1510 freezer.save (filename);
1335 1511
… …
1340/* 1516/*
1341 * Remove and free all objects in the inventory of the given object. 1517 * Remove and free all objects in the inventory of the given object.
1342 * object.c ? 1518 * object.c ?
1343 */ 1519 */
1344 1520
1521void
1345void clean_object(object *op) 1522clean_object (object *op)
1346{ 1523{
1347 object *tmp, *next; 1524 object *tmp, *next;
1348 1525
1349 for(tmp = op->inv; tmp; tmp = next) 1526 for (tmp = op->inv; tmp; tmp = next)
1350 { 1527 {
1351 next = tmp->below; 1528 next = tmp->below;
1352 clean_object(tmp); 1529 clean_object (tmp);
1353 if (QUERY_FLAG(tmp, FLAG_IS_LINKED)) 1530 if (QUERY_FLAG (tmp, FLAG_IS_LINKED))
1354 remove_button_link(tmp); 1531 remove_button_link (tmp);
1355 remove_ob(tmp); 1532 remove_ob (tmp);
1356 free_object(tmp); 1533 free_object (tmp);
1357 } 1534 }
1358} 1535}
1359 1536
1360/* 1537/*
1361 * Remove and free all objects in the given map. 1538 * Remove and free all objects in the given map.
1362 */ 1539 */
1363 1540
1541void
1364void free_all_objects(mapstruct *m) { 1542free_all_objects (maptile *m)
1543{
1365 int i,j; 1544 int i, j;
1366 object *op; 1545 object *op;
1367 1546
1368 for(i=0;i<MAP_WIDTH(m);i++) 1547 for (i = 0; i < MAP_WIDTH (m); i++)
1369 for(j=0;j<MAP_HEIGHT(m);j++) { 1548 for (j = 0; j < MAP_HEIGHT (m); j++)
1549 {
1370 object *previous_obj=NULL; 1550 object *previous_obj = NULL;
1551
1371 while((op=GET_MAP_OB(m,i,j))!=NULL) { 1552 while ((op = GET_MAP_OB (m, i, j)) != NULL)
1553 {
1372 if (op==previous_obj) { 1554 if (op == previous_obj)
1555 {
1373 LOG(llevDebug, "free_all_objects: Link error, bailing out.\n"); 1556 LOG (llevDebug, "free_all_objects: Link error, bailing out.\n");
1374 break; 1557 break;
1375 } 1558 }
1376 previous_obj=op; 1559 previous_obj = op;
1377 if(op->head!=NULL) 1560 if (op->head != NULL)
1378 op = op->head; 1561 op = op->head;
1379 1562
1380 /* If the map isn't in memory, free_object will remove and 1563 /* If the map isn't in memory, free_object will remove and
1381 * free objects in op's inventory. So let it do the job. 1564 * free objects in op's inventory. So let it do the job.
1382 */ 1565 */
1383 if (m->in_memory==MAP_IN_MEMORY) 1566 if (m->in_memory == MAP_IN_MEMORY)
1384 clean_object(op); 1567 clean_object (op);
1385 remove_ob(op); 1568 remove_ob (op);
1386 free_object(op); 1569 free_object (op);
1387 } 1570 }
1388 } 1571 }
1389} 1572}
1390 1573
1391/* 1574/*
1392 * Frees everything allocated by the given mapstructure. 1575 * Frees everything allocated by the given maptileure.
1393 * don't free tmpname - our caller is left to do that 1576 * don't free tmpname - our caller is left to do that
1394 */ 1577 */
1395 1578
1579void
1396void free_map(mapstruct *m,int flag) { 1580free_map (maptile *m, int flag)
1581{
1397 int i; 1582 int i;
1398 1583
1399 if (!m->in_memory) { 1584 if (!m->in_memory)
1585 {
1400 LOG(llevError,"Trying to free freed map.\n"); 1586 LOG (llevError, "Trying to free freed map.\n");
1401 return; 1587 return;
1402 } 1588 }
1403 if (flag && m->spaces) free_all_objects(m); 1589 if (flag && m->spaces)
1590 free_all_objects (m);
1591 if (m->name)
1404 if (m->name) FREE_AND_CLEAR(m->name); 1592 FREE_AND_CLEAR (m->name);
1593 if (m->spaces)
1405 if (m->spaces) FREE_AND_CLEAR(m->spaces); 1594 FREE_AND_CLEAR (m->spaces);
1595 if (m->msg)
1406 if (m->msg) FREE_AND_CLEAR(m->msg); 1596 FREE_AND_CLEAR (m->msg);
1597 if (m->maplore)
1407 if (m->maplore) FREE_AND_CLEAR(m->maplore); 1598 FREE_AND_CLEAR (m->maplore);
1408 if (m->shopitems) FREE_AND_CLEAR(m->shopitems); 1599 if (m->shopitems)
1600 delete[]m->shopitems;
1601 m->shopitems = 0;
1602 if (m->shoprace)
1409 if (m->shoprace) FREE_AND_CLEAR(m->shoprace); 1603 FREE_AND_CLEAR (m->shoprace);
1410 if (m->buttons) 1604 if (m->buttons)
1411 free_objectlinkpt(m->buttons); 1605 free_objectlinkpt (m->buttons);
1412 m->buttons = NULL; 1606 m->buttons = NULL;
1413 for (i=0; i<4; i++) { 1607 for (i = 0; i < 4; i++)
1608 {
1609 if (m->tile_path[i])
1414 if (m->tile_path[i]) FREE_AND_CLEAR(m->tile_path[i]); 1610 FREE_AND_CLEAR (m->tile_path[i]);
1415 m->tile_map[i] = NULL; 1611 m->tile_map[i] = NULL;
1416 } 1612 }
1417 m->in_memory = MAP_SWAPPED; 1613 m->in_memory = MAP_SWAPPED;
1418} 1614}
1419 1615
1420/* 1616/*
1421 * function: vanish mapstruct 1617 * function: vanish maptile
1422 * m : pointer to mapstruct, if NULL no action 1618 * m : pointer to maptile, if NULL no action
1423 * this deletes all the data on the map (freeing pointers) 1619 * this deletes all the data on the map (freeing pointers)
1424 * and then removes this map from the global linked list of maps. 1620 * and then removes this map from the global linked list of maps.
1425 */ 1621 */
1426 1622
1427void delete_map(mapstruct *m) { 1623void
1624delete_map (maptile *m)
1625{
1428 mapstruct *tmp, *last; 1626 maptile *tmp, *last;
1429 int i; 1627 int i;
1430 1628
1431 if (!m) 1629 if (!m)
1432 return; 1630 return;
1433 1631
1434 m->clear (); 1632 m->clear ();
1435 1633
1436 if (m->in_memory == MAP_IN_MEMORY) { 1634 if (m->in_memory == MAP_IN_MEMORY)
1635 {
1437 /* change to MAP_SAVING, even though we are not, 1636 /* change to MAP_SAVING, even though we are not,
1438 * so that remove_ob doesn't do as much work. 1637 * so that remove_ob doesn't do as much work.
1638 */
1639 m->in_memory = MAP_SAVING;
1640 free_map (m, 1);
1641 }
1642 /* move this out of free_map, since tmpname can still be needed if
1643 * the map is swapped out.
1644 */
1645 if (m->tmpname)
1646 {
1647 free (m->tmpname);
1648 m->tmpname = NULL;
1649 }
1650 last = NULL;
1651 /* We need to look through all the maps and see if any maps
1652 * are pointing at this one for tiling information. Since
1653 * tiling can be assymetric, we just can not look to see which
1654 * maps this map tiles with and clears those.
1655 */
1656 for (tmp = first_map; tmp != NULL; tmp = tmp->next)
1657 {
1658 if (tmp->next == m)
1659 last = tmp;
1660
1661 /* This should hopefully get unrolled on a decent compiler */
1662 for (i = 0; i < 4; i++)
1663 if (tmp->tile_map[i] == m)
1664 tmp->tile_map[i] = NULL;
1665 }
1666
1667 /* If last is null, then this should be the first map in the list */
1668 if (!last)
1669 {
1670 if (m == first_map)
1671 first_map = m->next;
1672 else
1673 /* m->path is a static char, so should hopefully still have
1674 * some useful data in it.
1439 */ 1675 */
1440 m->in_memory = MAP_SAVING;
1441 free_map (m, 1);
1442 }
1443 /* move this out of free_map, since tmpname can still be needed if
1444 * the map is swapped out.
1445 */
1446 if (m->tmpname) {
1447 free(m->tmpname);
1448 m->tmpname=NULL;
1449 }
1450 last = NULL;
1451 /* We need to look through all the maps and see if any maps
1452 * are pointing at this one for tiling information. Since
1453 * tiling can be assymetric, we just can not look to see which
1454 * maps this map tiles with and clears those.
1455 */
1456 for (tmp = first_map; tmp != NULL; tmp = tmp->next) {
1457 if (tmp->next == m) last = tmp;
1458
1459 /* This should hopefully get unrolled on a decent compiler */
1460 for (i=0; i<4; i++)
1461 if (tmp->tile_map[i] == m) tmp->tile_map[i]=NULL;
1462 }
1463
1464 /* If last is null, then this should be the first map in the list */
1465 if (!last) {
1466 if (m == first_map)
1467 first_map = m->next;
1468 else
1469 /* m->path is a static char, so should hopefully still have
1470 * some useful data in it.
1471 */
1472 LOG(llevError,"delete_map: Unable to find map %s in list\n", 1676 LOG (llevError, "delete_map: Unable to find map %s in list\n", m->path);
1473 m->path);
1474 } 1677 }
1475 else 1678 else
1476 last->next = m->next; 1679 last->next = m->next;
1477 1680
1478 delete m; 1681 delete m;
1479} 1682}
1480 1683
1481 1684
1482 1685
1483/* 1686/*
… …
1490 * dont do any more name translation on it. 1693 * dont do any more name translation on it.
1491 * 1694 *
1492 * Returns a pointer to the given map. 1695 * Returns a pointer to the given map.
1493 */ 1696 */
1494 1697
1698maptile *
1495mapstruct *ready_map_name(const char *name, int flags) { 1699ready_map_name (const char *name, int flags)
1496 mapstruct *m; 1700{
1701 maptile *m;
1497 1702
1498 if (!name) 1703 if (!name)
1499 return (NULL); 1704 return (NULL);
1500 1705
1501 /* Have we been at this level before? */ 1706 /* Have we been at this level before? */
1502 m = has_been_loaded (name); 1707 m = has_been_loaded (name);
1503 1708
1504 /* Map is good to go, so just return it */ 1709 /* Map is good to go, so just return it */
1505 if (m && (m->in_memory == MAP_LOADING || m->in_memory == MAP_IN_MEMORY)) { 1710 if (m && (m->in_memory == MAP_LOADING || m->in_memory == MAP_IN_MEMORY))
1711 {
1506 return m; 1712 return m;
1507 } 1713 }
1508 1714
1509 /* unique maps always get loaded from their original location, and never 1715 /* unique maps always get loaded from their original location, and never
1510 * a temp location. Likewise, if map_flush is set, or we have never loaded 1716 * a temp location. Likewise, if map_flush is set, or we have never loaded
1511 * this map, load it now. I removed the reset checking from here - 1717 * this map, load it now. I removed the reset checking from here -
1512 * it seems the probability of a player trying to enter a map that should 1718 * it seems the probability of a player trying to enter a map that should
1513 * reset but hasn't yet is quite low, and removing that makes this function 1719 * reset but hasn't yet is quite low, and removing that makes this function
1514 * a bit cleaner (and players probably shouldn't rely on exact timing for 1720 * a bit cleaner (and players probably shouldn't rely on exact timing for
1515 * resets in any case - if they really care, they should use the 'maps command. 1721 * resets in any case - if they really care, they should use the 'maps command.
1516 */ 1722 */
1517 if ((flags & (MAP_FLUSH|MAP_PLAYER_UNIQUE)) || !m) { 1723 if ((flags & (MAP_FLUSH | MAP_PLAYER_UNIQUE)) || !m)
1724 {
1518 1725
1519 /* first visit or time to reset */ 1726 /* first visit or time to reset */
1520 if (m) { 1727 if (m)
1728 {
1521 clean_tmp_map(m); /* Doesn't make much difference */ 1729 clean_tmp_map (m); /* Doesn't make much difference */
1522 delete_map(m); 1730 delete_map (m);
1523 } 1731 }
1524 1732
1525 /* create and load a map */ 1733 /* create and load a map */
1526 if (flags & MAP_PLAYER_UNIQUE) 1734 if (flags & MAP_PLAYER_UNIQUE)
1527 LOG(llevDebug, "Trying to load map %s.\n", name); 1735 LOG (llevDebug, "Trying to load map %s.\n", name);
1528 else 1736 else
1529 LOG(llevDebug, "Trying to load map %s.\n", create_pathname(name)); 1737 LOG (llevDebug, "Trying to load map %s.\n", create_pathname (name));
1530 1738
1739 //eval_pv ("$x = Event::time", 1);//D
1531 if (!(m = load_original_map(name, (flags & MAP_PLAYER_UNIQUE)))) 1740 if (!(m = load_original_map (name, (flags & MAP_PLAYER_UNIQUE))))
1532 return (NULL); 1741 return (NULL);
1742 //eval_pv ("warn \"LOAD \", Event::time - $x", 1);//D
1533 1743
1534 fix_auto_apply(m); /* Chests which open as default */ 1744 fix_auto_apply (m); /* Chests which open as default */
1535 1745
1536 /* If a player unique map, no extra unique object file to load. 1746 /* If a player unique map, no extra unique object file to load.
1537 * if from the editor, likewise. 1747 * if from the editor, likewise.
1538 */ 1748 */
1539 if (! (flags & (MAP_FLUSH|MAP_PLAYER_UNIQUE))) 1749 if (!(flags & (MAP_FLUSH | MAP_PLAYER_UNIQUE)))
1540 load_unique_objects(m); 1750 load_unique_objects (m);
1541 1751
1542 if (! (flags & (MAP_FLUSH|MAP_PLAYER_UNIQUE|MAP_OVERLAY))) { 1752 if (!(flags & (MAP_FLUSH | MAP_PLAYER_UNIQUE | MAP_OVERLAY)))
1753 {
1543 m=load_overlay_map(name, m); 1754 m = load_overlay_map (name, m);
1544 if (m==NULL) 1755 if (m == NULL)
1545 return NULL; 1756 return NULL;
1546 } 1757 }
1547 1758
1548 if (flags & MAP_PLAYER_UNIQUE) 1759 if (flags & MAP_PLAYER_UNIQUE)
1549 INVOKE_MAP (SWAPIN, m); 1760 INVOKE_MAP (SWAPIN, m);
1550 1761
1551 } else { 1762 }
1763 else
1764 {
1552 /* If in this loop, we found a temporary map, so load it up. */ 1765 /* If in this loop, we found a temporary map, so load it up. */
1553 1766
1554 m=load_temporary_map (m); 1767 m = load_temporary_map (m);
1768 if (m == NULL)
1555 if(m==NULL) return NULL; 1769 return NULL;
1556 load_unique_objects(m); 1770 load_unique_objects (m);
1557 1771
1558 clean_tmp_map(m); 1772 clean_tmp_map (m);
1559 m->in_memory = MAP_IN_MEMORY; 1773 m->in_memory = MAP_IN_MEMORY;
1560 /* tempnam() on sun systems (probably others) uses malloc 1774 /* tempnam() on sun systems (probably others) uses malloc
1561 * to allocated space for the string. Free it here. 1775 * to allocated space for the string. Free it here.
1562 * In some cases, load_temporary_map above won't find the 1776 * In some cases, load_temporary_map above won't find the
1563 * temporary map, and so has reloaded a new map. If that 1777 * temporary map, and so has reloaded a new map. If that
1564 * is the case, tmpname is now null 1778 * is the case, tmpname is now null
1565 */ 1779 */
1566 if (m->tmpname) free(m->tmpname); 1780 if (m->tmpname)
1781 free (m->tmpname);
1567 m->tmpname = NULL; 1782 m->tmpname = NULL;
1568 /* It's going to be saved anew anyway */ 1783 /* It's going to be saved anew anyway */
1569 } 1784 }
1570 1785
1571 /* Below here is stuff common to both first time loaded maps and 1786 /* Below here is stuff common to both first time loaded maps and
1572 * temp maps. 1787 * temp maps.
1573 */ 1788 */
1574 1789
1575 decay_objects(m); /* start the decay */ 1790 decay_objects (m); /* start the decay */
1576 /* In case other objects press some buttons down */ 1791 /* In case other objects press some buttons down */
1577 update_buttons(m); 1792 update_buttons (m);
1578 if (m->outdoor) 1793 if (m->outdoor)
1579 set_darkness_map(m); 1794 set_darkness_map (m);
1580 /* run the weather over this map */ 1795 /* run the weather over this map */
1581 weather_effect(name); 1796 weather_effect (name);
1582 return m; 1797 return m;
1583} 1798}
1584 1799
1585 1800
1586/* 1801/*
1587 * This routine is supposed to find out the difficulty of the map. 1802 * This routine is supposed to find out the difficulty of the map.
… …
1592 * in the map is zero, then use this routine. Maps should really 1807 * in the map is zero, then use this routine. Maps should really
1593 * have a difficulty set than using this function - human calculation 1808 * have a difficulty set than using this function - human calculation
1594 * is much better than this functions guesswork. 1809 * is much better than this functions guesswork.
1595 */ 1810 */
1596 1811
1812int
1597int calculate_difficulty(mapstruct *m) { 1813calculate_difficulty (maptile *m)
1814{
1598 object *op; 1815 object *op;
1599 archetype *at; 1816 archetype *at;
1600 int x, y, i, diff; 1817 int x, y, i;
1601 long monster_cnt = 0; 1818 long monster_cnt = 0;
1602 double avgexp = 0; 1819 double avgexp = 0;
1603 sint64 total_exp = 0; 1820 sint64 total_exp = 0;
1604 1821
1605 if (MAP_DIFFICULTY (m)) 1822 if (MAP_DIFFICULTY (m))
1606 { 1823 {
1607 LOG(llevDebug, "Using stored map difficulty: %d\n", MAP_DIFFICULTY (m)); 1824 LOG (llevDebug, "Using stored map difficulty: %d\n", MAP_DIFFICULTY (m));
1608 return MAP_DIFFICULTY (m); 1825 return MAP_DIFFICULTY (m);
1609 } 1826 }
1610 1827
1611 for(x = 0; x < MAP_WIDTH(m); x++) 1828 for (x = 0; x < MAP_WIDTH (m); x++)
1612 for(y = 0; y < MAP_HEIGHT(m); y++) 1829 for (y = 0; y < MAP_HEIGHT (m); y++)
1613 for(op = get_map_ob(m, x, y); op != NULL; op = op->above) 1830 for (op = get_map_ob (m, x, y); op != NULL; op = op->above)
1614 { 1831 {
1615 if(QUERY_FLAG (op, FLAG_MONSTER)) 1832 if (QUERY_FLAG (op, FLAG_MONSTER))
1616 { 1833 {
1617 total_exp += op->stats.exp; 1834 total_exp += op->stats.exp;
1618 monster_cnt++; 1835 monster_cnt++;
1619 } 1836 }
1620 1837
1621 if(QUERY_FLAG (op, FLAG_GENERATOR)) 1838 if (QUERY_FLAG (op, FLAG_GENERATOR))
1622 { 1839 {
1623 total_exp += op->stats.exp; 1840 total_exp += op->stats.exp;
1624 at = type_to_archetype(GENERATE_TYPE (op)); 1841 at = type_to_archetype (GENERATE_TYPE (op));
1625 1842
1626 if(at != NULL) 1843 if (at != NULL)
1627 total_exp += at->clone.stats.exp * 8; 1844 total_exp += at->clone.stats.exp * 8;
1628 1845
1629 monster_cnt++; 1846 monster_cnt++;
1630 } 1847 }
1631 } 1848 }
… …
1642 } 1859 }
1643 1860
1644 return 1; 1861 return 1;
1645} 1862}
1646 1863
1647void clean_tmp_map(mapstruct *m) { 1864void
1865clean_tmp_map (maptile *m)
1866{
1648 if(m->tmpname == NULL) 1867 if (m->tmpname == NULL)
1649 return; 1868 return;
1650 INVOKE_MAP (CLEAN, m); 1869 INVOKE_MAP (CLEAN, m);
1651 (void) unlink(m->tmpname); 1870 (void) unlink (m->tmpname);
1652} 1871}
1653 1872
1873void
1654void free_all_maps(void) 1874free_all_maps (void)
1655{ 1875{
1656 int real_maps=0; 1876 int real_maps = 0;
1657 1877
1658 while (first_map) { 1878 while (first_map)
1879 {
1659 /* I think some of the callers above before it gets here set this to be 1880 /* I think some of the callers above before it gets here set this to be
1660 * saving, but we still want to free this data 1881 * saving, but we still want to free this data
1661 */ 1882 */
1662 if (first_map->in_memory == MAP_SAVING) first_map->in_memory = MAP_IN_MEMORY; 1883 if (first_map->in_memory == MAP_SAVING)
1884 first_map->in_memory = MAP_IN_MEMORY;
1663 delete_map(first_map); 1885 delete_map (first_map);
1664 real_maps++; 1886 real_maps++;
1665 } 1887 }
1666 LOG(llevDebug,"free_all_maps: Freed %d maps\n", real_maps); 1888 LOG (llevDebug, "free_all_maps: Freed %d maps\n", real_maps);
1667} 1889}
1668 1890
1669/* change_map_light() - used to change map light level (darkness) 1891/* change_map_light() - used to change map light level (darkness)
1670 * up or down. Returns true if successful. It should now be 1892 * up or down. Returns true if successful. It should now be
1671 * possible to change a value by more than 1. 1893 * possible to change a value by more than 1.
1672 * Move this from los.c to map.c since this is more related 1894 * Move this from los.c to map.c since this is more related
1673 * to maps than los. 1895 * to maps than los.
1674 * postive values make it darker, negative make it brighter 1896 * postive values make it darker, negative make it brighter
1675 */ 1897 */
1676 1898
1899int
1677int change_map_light(mapstruct *m, int change) { 1900change_map_light (maptile *m, int change)
1901{
1678 int new_level = m->darkness + change; 1902 int new_level = m->darkness + change;
1679 1903
1680 /* Nothing to do */ 1904 /* Nothing to do */
1681 if(!change || (new_level <= 0 && m->darkness == 0) || 1905 if (!change || (new_level <= 0 && m->darkness == 0) || (new_level >= MAX_DARKNESS && m->darkness >= MAX_DARKNESS))
1682 (new_level >= MAX_DARKNESS && m->darkness >=MAX_DARKNESS)) { 1906 {
1683 return 0; 1907 return 0;
1684 } 1908 }
1685 1909
1686 /* inform all players on the map */ 1910 /* inform all players on the map */
1687 if (change>0) 1911 if (change > 0)
1688 new_info_map(NDI_BLACK|NDI_UNIQUE, m,"It becomes darker."); 1912 new_info_map (NDI_BLACK | NDI_UNIQUE, m, "It becomes darker.");
1689 else 1913 else
1690 new_info_map(NDI_BLACK|NDI_UNIQUE, m,"It becomes brighter."); 1914 new_info_map (NDI_BLACK | NDI_UNIQUE, m, "It becomes brighter.");
1691 1915
1692 /* Do extra checking. since m->darkness is a unsigned value, 1916 /* Do extra checking. since m->darkness is a unsigned value,
1693 * we need to be extra careful about negative values. 1917 * we need to be extra careful about negative values.
1694 * In general, the checks below are only needed if change 1918 * In general, the checks below are only needed if change
1695 * is not +/-1 1919 * is not +/-1
1696 */ 1920 */
1697 if (new_level < 0) m->darkness = 0; 1921 if (new_level < 0)
1698 else if (new_level >=MAX_DARKNESS) m->darkness = MAX_DARKNESS; 1922 m->darkness = 0;
1923 else if (new_level >= MAX_DARKNESS)
1924 m->darkness = MAX_DARKNESS;
1925 else
1699 else m->darkness=new_level; 1926 m->darkness = new_level;
1700 1927
1701 /* All clients need to get re-updated for the change */ 1928 /* All clients need to get re-updated for the change */
1702 update_all_map_los(m); 1929 update_all_map_los (m);
1703 return 1; 1930 return 1;
1704} 1931}
1705 1932
1706 1933
1707/* 1934/*
1708 * This function updates various attributes about a specific space 1935 * This function updates various attributes about a specific space
1709 * on the map (what it looks like, whether it blocks magic, 1936 * on the map (what it looks like, whether it blocks magic,
1710 * has a living creatures, prevents people from passing 1937 * has a living creatures, prevents people from passing
1711 * through, etc) 1938 * through, etc)
1712 */ 1939 */
1940void
1713void update_position (mapstruct *m, int x, int y) { 1941update_position (maptile *m, int x, int y)
1942{
1714 object *tmp, *last = NULL; 1943 object *tmp, *last = NULL;
1715 uint8 flags = 0, oldflags, light=0, anywhere=0; 1944 uint8 flags = 0, oldflags, light = 0, anywhere = 0;
1716 New_Face *top,*floor, *middle; 1945 New_Face *top, *floor, *middle;
1717 object *top_obj, *floor_obj, *middle_obj; 1946 object *top_obj, *floor_obj, *middle_obj;
1718 MoveType move_block=0, move_slow=0, move_on=0, move_off=0, move_allow=0; 1947 MoveType move_block = 0, move_slow = 0, move_on = 0, move_off = 0, move_allow = 0;
1719 1948
1720 oldflags = GET_MAP_FLAGS(m,x,y); 1949 oldflags = GET_MAP_FLAGS (m, x, y);
1721 if (!(oldflags & P_NEED_UPDATE)) { 1950 if (!(oldflags & P_NEED_UPDATE))
1951 {
1722 LOG(llevDebug,"update_position called with P_NEED_UPDATE not set: %s (%d, %d)\n", 1952 LOG (llevDebug, "update_position called with P_NEED_UPDATE not set: %s (%d, %d)\n", m->path, x, y);
1723 m->path, x, y);
1724 return; 1953 return;
1725 } 1954 }
1726 1955
1727 middle=blank_face; 1956 middle = blank_face;
1728 top=blank_face; 1957 top = blank_face;
1729 floor=blank_face; 1958 floor = blank_face;
1730 1959
1731 middle_obj = NULL; 1960 middle_obj = NULL;
1732 top_obj = NULL; 1961 top_obj = NULL;
1733 floor_obj = NULL; 1962 floor_obj = NULL;
1734 1963
1735 for (tmp = get_map_ob (m, x, y); tmp; last = tmp, tmp = tmp->above) { 1964 for (tmp = get_map_ob (m, x, y); tmp; last = tmp, tmp = tmp->above)
1965 {
1736 1966
1737 /* This could be made additive I guess (two lights better than 1967 /* This could be made additive I guess (two lights better than
1738 * one). But if so, it shouldn't be a simple additive - 2 1968 * one). But if so, it shouldn't be a simple additive - 2
1739 * light bulbs do not illuminate twice as far as once since 1969 * light bulbs do not illuminate twice as far as once since
1740 * it is a disapation factor that is squared (or is it cubed?) 1970 * it is a disapation factor that is squared (or is it cubed?)
1741 */ 1971 */
1742 if (tmp->glow_radius > light) light = tmp->glow_radius; 1972 if (tmp->glow_radius > light)
1973 light = tmp->glow_radius;
1743 1974
1744 /* This call is needed in order to update objects the player 1975 /* This call is needed in order to update objects the player
1745 * is standing in that have animations (ie, grass, fire, etc). 1976 * is standing in that have animations (ie, grass, fire, etc).
1746 * However, it also causes the look window to be re-drawn 1977 * However, it also causes the look window to be re-drawn
1747 * 3 times each time the player moves, because many of the 1978 * 3 times each time the player moves, because many of the
1748 * functions the move_player calls eventualy call this. 1979 * functions the move_player calls eventualy call this.
1749 * 1980 *
1750 * Always put the player down for drawing. 1981 * Always put the player down for drawing.
1751 */ 1982 */
1752 if (!tmp->invisible) { 1983 if (!tmp->invisible)
1984 {
1753 if ((tmp->type==PLAYER || QUERY_FLAG(tmp, FLAG_MONSTER))) { 1985 if ((tmp->type == PLAYER || QUERY_FLAG (tmp, FLAG_MONSTER)))
1986 {
1754 top = tmp->face; 1987 top = tmp->face;
1755 top_obj = tmp; 1988 top_obj = tmp;
1756 } 1989 }
1757 else if (QUERY_FLAG(tmp,FLAG_IS_FLOOR)) { 1990 else if (QUERY_FLAG (tmp, FLAG_IS_FLOOR))
1991 {
1758 /* If we got a floor, that means middle and top were below it, 1992 /* If we got a floor, that means middle and top were below it,
1759 * so should not be visible, so we clear them. 1993 * so should not be visible, so we clear them.
1760 */ 1994 */
1761 middle=blank_face; 1995 middle = blank_face;
1762 top=blank_face; 1996 top = blank_face;
1763 floor = tmp->face; 1997 floor = tmp->face;
1764 floor_obj = tmp; 1998 floor_obj = tmp;
1765 } 1999 }
1766 /* Flag anywhere have high priority */ 2000 /* Flag anywhere have high priority */
1767 else if (QUERY_FLAG(tmp, FLAG_SEE_ANYWHERE)) { 2001 else if (QUERY_FLAG (tmp, FLAG_SEE_ANYWHERE))
2002 {
1768 middle = tmp->face; 2003 middle = tmp->face;
1769 2004
1770 middle_obj = tmp; 2005 middle_obj = tmp;
1771 anywhere =1; 2006 anywhere = 1;
1772 } 2007 }
1773 /* Find the highest visible face around. If equal 2008 /* Find the highest visible face around. If equal
1774 * visibilities, we still want the one nearer to the 2009 * visibilities, we still want the one nearer to the
1775 * top 2010 * top
1776 */ 2011 */
1777 else if (middle == blank_face || (tmp->face->visibility > middle->visibility && !anywhere)) { 2012 else if (middle == blank_face || (tmp->face->visibility > middle->visibility && !anywhere))
2013 {
1778 middle = tmp->face; 2014 middle = tmp->face;
1779 middle_obj = tmp; 2015 middle_obj = tmp;
1780 } 2016 }
1781 } 2017 }
1782 if (tmp==tmp->above) { 2018 if (tmp == tmp->above)
2019 {
1783 LOG(llevError, "Error in structure of map\n"); 2020 LOG (llevError, "Error in structure of map\n");
1784 exit (-1); 2021 exit (-1);
1785 }
1786 2022 }
2023
1787 move_slow |= tmp->move_slow; 2024 move_slow |= tmp->move_slow;
1788 move_block |= tmp->move_block; 2025 move_block |= tmp->move_block;
1789 move_on |= tmp->move_on; 2026 move_on |= tmp->move_on;
1790 move_off |= tmp->move_off; 2027 move_off |= tmp->move_off;
1791 move_allow |= tmp->move_allow; 2028 move_allow |= tmp->move_allow;
1792 2029
1793 if (QUERY_FLAG(tmp,FLAG_ALIVE)) 2030 if (QUERY_FLAG (tmp, FLAG_ALIVE))
1794 flags |= P_IS_ALIVE; 2031 flags |= P_IS_ALIVE;
1795 if (QUERY_FLAG(tmp,FLAG_NO_MAGIC)) 2032 if (QUERY_FLAG (tmp, FLAG_NO_MAGIC))
1796 flags |= P_NO_MAGIC; 2033 flags |= P_NO_MAGIC;
1797 if (QUERY_FLAG(tmp,FLAG_DAMNED)) 2034 if (QUERY_FLAG (tmp, FLAG_DAMNED))
1798 flags |= P_NO_CLERIC; 2035 flags |= P_NO_CLERIC;
1799 if (tmp->type == SAFE_GROUND) 2036 if (tmp->type == SAFE_GROUND)
1800 flags |= P_SAFE | P_NO_CLERIC | P_NO_MAGIC; 2037 flags |= P_SAFE;
1801 2038
1802 if (QUERY_FLAG(tmp,FLAG_BLOCKSVIEW)) 2039 if (QUERY_FLAG (tmp, FLAG_BLOCKSVIEW))
1803 flags |= P_BLOCKSVIEW; 2040 flags |= P_BLOCKSVIEW;
1804 } /* for stack of objects */ 2041 } /* for stack of objects */
1805 2042
1806 /* we don't want to rely on this function to have accurate flags, but 2043 /* we don't want to rely on this function to have accurate flags, but
1807 * since we're already doing the work, we calculate them here. 2044 * since we're already doing the work, we calculate them here.
1808 * if they don't match, logic is broken someplace. 2045 * if they don't match, logic is broken someplace.
1809 */ 2046 */
1810 if (((oldflags & ~(P_NEED_UPDATE|P_NO_ERROR)) != flags) && 2047 if (((oldflags & ~(P_NEED_UPDATE | P_NO_ERROR)) != flags) && (!(oldflags & P_NO_ERROR)))
1811 (!(oldflags & P_NO_ERROR))) { 2048 {
1812 LOG(llevDebug,"update_position: updated flags do not match old flags: %s (old=%d,new=%d) %x != %x\n", 2049 LOG (llevDebug, "update_position: updated flags do not match old flags: %s (old=%d,new=%d) %x != %x\n",
1813 m->path, x, y,
1814 (oldflags & ~P_NEED_UPDATE), flags); 2050 m->path, x, y, (oldflags & ~P_NEED_UPDATE), flags);
1815 } 2051 }
1816 SET_MAP_FLAGS(m, x, y, flags); 2052 SET_MAP_FLAGS (m, x, y, flags);
1817 SET_MAP_MOVE_BLOCK(m, x, y, move_block & ~move_allow); 2053 SET_MAP_MOVE_BLOCK (m, x, y, move_block & ~move_allow);
1818 SET_MAP_MOVE_ON(m, x, y, move_on); 2054 SET_MAP_MOVE_ON (m, x, y, move_on);
1819 SET_MAP_MOVE_OFF(m, x, y, move_off); 2055 SET_MAP_MOVE_OFF (m, x, y, move_off);
1820 SET_MAP_MOVE_SLOW(m, x, y, move_slow); 2056 SET_MAP_MOVE_SLOW (m, x, y, move_slow);
1821 2057
1822 /* At this point, we have a floor face (if there is a floor), 2058 /* At this point, we have a floor face (if there is a floor),
1823 * and the floor is set - we are not going to touch it at 2059 * and the floor is set - we are not going to touch it at
1824 * this point. 2060 * this point.
1825 * middle contains the highest visibility face. 2061 * middle contains the highest visibility face.
1826 * top contains a player/monster face, if there is one. 2062 * top contains a player/monster face, if there is one.
1827 * 2063 *
1828 * We now need to fill in top.face and/or middle.face. 2064 * We now need to fill in top.face and/or middle.face.
1829 */ 2065 */
1830 2066
1831 /* If the top face also happens to be high visibility, re-do our 2067 /* If the top face also happens to be high visibility, re-do our
1832 * middle face. This should not happen, as we already have the 2068 * middle face. This should not happen, as we already have the
1833 * else statement above so middle should not get set. OTOH, it 2069 * else statement above so middle should not get set. OTOH, it
1834 * may be possible for the faces to match but be different objects. 2070 * may be possible for the faces to match but be different objects.
1835 */ 2071 */
1836 if (top == middle) middle=blank_face; 2072 if (top == middle)
2073 middle = blank_face;
1837 2074
1838 /* There are three posibilities at this point: 2075 /* There are three posibilities at this point:
1839 * 1) top face is set, need middle to be set. 2076 * 1) top face is set, need middle to be set.
1840 * 2) middle is set, need to set top. 2077 * 2) middle is set, need to set top.
1841 * 3) neither middle or top is set - need to set both. 2078 * 3) neither middle or top is set - need to set both.
1842 */ 2079 */
1843 2080
1844 for (tmp=last; tmp; tmp=tmp->below) { 2081 for (tmp = last; tmp; tmp = tmp->below)
2082 {
1845 /* Once we get to a floor, stop, since we already have a floor object */ 2083 /* Once we get to a floor, stop, since we already have a floor object */
1846 if (QUERY_FLAG(tmp,FLAG_IS_FLOOR)) break; 2084 if (QUERY_FLAG (tmp, FLAG_IS_FLOOR))
2085 break;
1847 2086
1848 /* If two top faces are already set, quit processing */ 2087 /* If two top faces are already set, quit processing */
1849 if ((top != blank_face) && (middle != blank_face)) break; 2088 if ((top != blank_face) && (middle != blank_face))
2089 break;
1850 2090
1851 /* Only show visible faces, unless its the editor - show all */ 2091 /* Only show visible faces, unless its the editor - show all */
1852 if (!tmp->invisible || editor) { 2092 if (!tmp->invisible || editor)
2093 {
1853 /* Fill in top if needed */ 2094 /* Fill in top if needed */
1854 if (top == blank_face) { 2095 if (top == blank_face)
2096 {
1855 top = tmp->face; 2097 top = tmp->face;
1856 top_obj = tmp; 2098 top_obj = tmp;
2099 if (top == middle)
1857 if (top == middle) middle=blank_face; 2100 middle = blank_face;
2101 }
1858 } else { 2102 else
2103 {
1859 /* top is already set - we should only get here if 2104 /* top is already set - we should only get here if
1860 * middle is not set 2105 * middle is not set
1861 * 2106 *
1862 * Set the middle face and break out, since there is nothing 2107 * Set the middle face and break out, since there is nothing
1863 * more to fill in. We don't check visiblity here, since 2108 * more to fill in. We don't check visiblity here, since
1864 * 2109 *
1865 */ 2110 */
1866 if (tmp->face != top ) { 2111 if (tmp->face != top)
2112 {
1867 middle = tmp->face; 2113 middle = tmp->face;
1868 middle_obj = tmp; 2114 middle_obj = tmp;
1869 break; 2115 break;
1870 } 2116 }
1871 } 2117 }
1872 } 2118 }
1873 } 2119 }
1874 if (middle == floor) middle = blank_face; 2120 if (middle == floor)
1875 if (top == middle) middle = blank_face; 2121 middle = blank_face;
2122 if (top == middle)
2123 middle = blank_face;
1876 SET_MAP_FACE(m,x,y,top,0); 2124 SET_MAP_FACE (m, x, y, top, 0);
1877 if(top != blank_face) 2125 if (top != blank_face)
1878 SET_MAP_FACE_OBJ(m,x,y,top_obj,0); 2126 SET_MAP_FACE_OBJ (m, x, y, top_obj, 0);
1879 else 2127 else
1880 SET_MAP_FACE_OBJ(m,x,y,NULL,0); 2128 SET_MAP_FACE_OBJ (m, x, y, NULL, 0);
1881 SET_MAP_FACE(m,x,y,middle,1); 2129 SET_MAP_FACE (m, x, y, middle, 1);
1882 if(middle != blank_face) 2130 if (middle != blank_face)
1883 SET_MAP_FACE_OBJ(m,x,y,middle_obj,1); 2131 SET_MAP_FACE_OBJ (m, x, y, middle_obj, 1);
1884 else 2132 else
1885 SET_MAP_FACE_OBJ(m,x,y,NULL,1); 2133 SET_MAP_FACE_OBJ (m, x, y, NULL, 1);
1886 SET_MAP_FACE(m,x,y,floor,2); 2134 SET_MAP_FACE (m, x, y, floor, 2);
1887 if(floor != blank_face) 2135 if (floor != blank_face)
1888 SET_MAP_FACE_OBJ(m,x,y,floor_obj,2); 2136 SET_MAP_FACE_OBJ (m, x, y, floor_obj, 2);
1889 else 2137 else
1890 SET_MAP_FACE_OBJ(m,x,y,NULL,2); 2138 SET_MAP_FACE_OBJ (m, x, y, NULL, 2);
1891 SET_MAP_LIGHT(m,x,y,light); 2139 SET_MAP_LIGHT (m, x, y, light);
1892} 2140}
1893 2141
1894 2142
2143void
1895void set_map_reset_time(mapstruct *map) { 2144set_map_reset_time (maptile *map)
2145{
1896 int timeout; 2146 int timeout;
1897 2147
1898 timeout = MAP_RESET_TIMEOUT(map); 2148 timeout = MAP_RESET_TIMEOUT (map);
1899 if (timeout <= 0) 2149 if (timeout <= 0)
1900 timeout = MAP_DEFAULTRESET; 2150 timeout = MAP_DEFAULTRESET;
1901 if (timeout >= MAP_MAXRESET) 2151 if (timeout >= MAP_MAXRESET)
1902 timeout = MAP_MAXRESET; 2152 timeout = MAP_MAXRESET;
1903 MAP_WHEN_RESET(map) = seconds()+timeout; 2153 MAP_WHEN_RESET (map) = seconds () + timeout;
1904} 2154}
1905 2155
1906/* this updates the orig_map->tile_map[tile_num] value after loading 2156/* this updates the orig_map->tile_map[tile_num] value after loading
1907 * the map. It also takes care of linking back the freshly loaded 2157 * the map. It also takes care of linking back the freshly loaded
1908 * maps tile_map values if it tiles back to this one. It returns 2158 * maps tile_map values if it tiles back to this one. It returns
1909 * the value of orig_map->tile_map[tile_num]. It really only does this 2159 * the value of orig_map->tile_map[tile_num]. It really only does this
1910 * so that it is easier for calling functions to verify success. 2160 * so that it is easier for calling functions to verify success.
1911 */ 2161 */
1912 2162
2163static maptile *
1913static mapstruct *load_and_link_tiled_map(mapstruct *orig_map, int tile_num) 2164load_and_link_tiled_map (maptile *orig_map, int tile_num)
1914{ 2165{
1915 int dest_tile = (tile_num +2) % 4; 2166 int dest_tile = (tile_num + 2) % 4;
1916 char *path = path_combine_and_normalize(orig_map->path, orig_map->tile_path[tile_num]); 2167 char *path = path_combine_and_normalize (orig_map->path, orig_map->tile_path[tile_num]);
1917 2168
1918 orig_map->tile_map[tile_num] = ready_map_name(path, 0); 2169 orig_map->tile_map[tile_num] = ready_map_name (path, 0);
1919 2170
1920 /* need to do a strcmp here as the orig_map->path is not a shared string */ 2171 /* need to do a strcmp here as the orig_map->path is not a shared string */
1921 if (orig_map->tile_map[tile_num]->tile_path[dest_tile] && 2172 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))
1922 !strcmp(orig_map->tile_map[tile_num]->tile_path[dest_tile], orig_map->path))
1923 orig_map->tile_map[tile_num]->tile_map[dest_tile] = orig_map; 2173 orig_map->tile_map[tile_num]->tile_map[dest_tile] = orig_map;
1924 2174
1925 return orig_map->tile_map[tile_num]; 2175 return orig_map->tile_map[tile_num];
1926} 2176}
1927 2177
1928/* this returns TRUE if the coordinates (x,y) are out of 2178/* this returns TRUE if the coordinates (x,y) are out of
1929 * map m. This function also takes into account any 2179 * map m. This function also takes into account any
1930 * tiling considerations, loading adjacant maps as needed. 2180 * tiling considerations, loading adjacant maps as needed.
… …
1933 * This function will recursively call itself for the 2183 * This function will recursively call itself for the
1934 * tiled maps. 2184 * tiled maps.
1935 * 2185 *
1936 * 2186 *
1937 */ 2187 */
2188int
1938int out_of_map(mapstruct *m, int x, int y) 2189out_of_map (maptile *m, int x, int y)
1939{ 2190{
1940 2191
1941 /* If we get passed a null map, this is obviously the 2192 /* If we get passed a null map, this is obviously the
1942 * case. This generally shouldn't happen, but if the 2193 * case. This generally shouldn't happen, but if the
1943 * map loads fail below, it could happen. 2194 * map loads fail below, it could happen.
1944 */ 2195 */
1945 if (!m) return 0; 2196 if (!m)
1946
1947 if (x<0) {
1948 if (!m->tile_path[3]) return 1;
1949 if (!m->tile_map[3] || m->tile_map[3]->in_memory != MAP_IN_MEMORY) {
1950 load_and_link_tiled_map(m, 3);
1951 }
1952 return (out_of_map(m->tile_map[3], x + MAP_WIDTH(m->tile_map[3]), y));
1953 }
1954 if (x>=MAP_WIDTH(m)) {
1955 if (!m->tile_path[1]) return 1;
1956 if (!m->tile_map[1] || m->tile_map[1]->in_memory != MAP_IN_MEMORY) {
1957 load_and_link_tiled_map(m, 1);
1958 }
1959 return (out_of_map(m->tile_map[1], x - MAP_WIDTH(m), y));
1960 }
1961 if (y<0) {
1962 if (!m->tile_path[0]) return 1;
1963 if (!m->tile_map[0] || m->tile_map[0]->in_memory != MAP_IN_MEMORY) {
1964 load_and_link_tiled_map(m, 0);
1965 }
1966 return (out_of_map(m->tile_map[0], x, y + MAP_HEIGHT(m->tile_map[0])));
1967 }
1968 if (y>=MAP_HEIGHT(m)) {
1969 if (!m->tile_path[2]) return 1;
1970 if (!m->tile_map[2] || m->tile_map[2]->in_memory != MAP_IN_MEMORY) {
1971 load_and_link_tiled_map(m, 2);
1972 }
1973 return (out_of_map(m->tile_map[2], x, y - MAP_HEIGHT(m)));
1974 }
1975
1976 /* Simple case - coordinates are within this local
1977 * map.
1978 */
1979 return 0; 2197 return 0;
2198
2199 if (x < 0)
2200 {
2201 if (!m->tile_path[3])
2202 return 1;
2203 if (!m->tile_map[3] || m->tile_map[3]->in_memory != MAP_IN_MEMORY)
2204 {
2205 load_and_link_tiled_map (m, 3);
2206 }
2207 return (out_of_map (m->tile_map[3], x + MAP_WIDTH (m->tile_map[3]), y));
2208 }
2209 if (x >= MAP_WIDTH (m))
2210 {
2211 if (!m->tile_path[1])
2212 return 1;
2213 if (!m->tile_map[1] || m->tile_map[1]->in_memory != MAP_IN_MEMORY)
2214 {
2215 load_and_link_tiled_map (m, 1);
2216 }
2217 return (out_of_map (m->tile_map[1], x - MAP_WIDTH (m), y));
2218 }
2219 if (y < 0)
2220 {
2221 if (!m->tile_path[0])
2222 return 1;
2223 if (!m->tile_map[0] || m->tile_map[0]->in_memory != MAP_IN_MEMORY)
2224 {
2225 load_and_link_tiled_map (m, 0);
2226 }
2227 return (out_of_map (m->tile_map[0], x, y + MAP_HEIGHT (m->tile_map[0])));
2228 }
2229 if (y >= MAP_HEIGHT (m))
2230 {
2231 if (!m->tile_path[2])
2232 return 1;
2233 if (!m->tile_map[2] || m->tile_map[2]->in_memory != MAP_IN_MEMORY)
2234 {
2235 load_and_link_tiled_map (m, 2);
2236 }
2237 return (out_of_map (m->tile_map[2], x, y - MAP_HEIGHT (m)));
2238 }
2239
2240 /* Simple case - coordinates are within this local
2241 * map.
2242 */
2243 return 0;
1980} 2244}
1981 2245
1982/* This is basically the same as out_of_map above, but 2246/* This is basically the same as out_of_map above, but
1983 * instead we return NULL if no map is valid (coordinates 2247 * instead we return NULL if no map is valid (coordinates
1984 * out of bounds and no tiled map), otherwise it returns 2248 * out of bounds and no tiled map), otherwise it returns
1985 * the map as that the coordinates are really on, and 2249 * the map as that the coordinates are really on, and
1986 * updates x and y to be the localized coordinates. 2250 * updates x and y to be the localized coordinates.
1987 * Using this is more efficient of calling out_of_map 2251 * Using this is more efficient of calling out_of_map
1988 * and then figuring out what the real map is 2252 * and then figuring out what the real map is
1989 */ 2253 */
2254maptile *
1990mapstruct *get_map_from_coord(mapstruct *m, sint16 *x, sint16 *y) 2255get_map_from_coord (maptile *m, sint16 * x, sint16 * y)
1991{ 2256{
1992 2257
1993 if (*x<0) { 2258 if (*x < 0)
2259 {
1994 if (!m->tile_path[3]) return NULL; 2260 if (!m->tile_path[3])
2261 return NULL;
1995 if (!m->tile_map[3] || m->tile_map[3]->in_memory != MAP_IN_MEMORY) 2262 if (!m->tile_map[3] || m->tile_map[3]->in_memory != MAP_IN_MEMORY)
1996 load_and_link_tiled_map(m, 3); 2263 load_and_link_tiled_map (m, 3);
1997 2264
1998 *x += MAP_WIDTH(m->tile_map[3]); 2265 *x += MAP_WIDTH (m->tile_map[3]);
1999 return (get_map_from_coord(m->tile_map[3], x, y)); 2266 return (get_map_from_coord (m->tile_map[3], x, y));
2000 } 2267 }
2001 if (*x>=MAP_WIDTH(m)) { 2268 if (*x >= MAP_WIDTH (m))
2269 {
2002 if (!m->tile_path[1]) return NULL; 2270 if (!m->tile_path[1])
2271 return NULL;
2003 if (!m->tile_map[1] || m->tile_map[1]->in_memory != MAP_IN_MEMORY) 2272 if (!m->tile_map[1] || m->tile_map[1]->in_memory != MAP_IN_MEMORY)
2004 load_and_link_tiled_map(m, 1); 2273 load_and_link_tiled_map (m, 1);
2005 2274
2006 *x -= MAP_WIDTH(m); 2275 *x -= MAP_WIDTH (m);
2007 return (get_map_from_coord(m->tile_map[1], x, y)); 2276 return (get_map_from_coord (m->tile_map[1], x, y));
2277 }
2278 if (*y < 0)
2008 } 2279 {
2009 if (*y<0) {
2010 if (!m->tile_path[0]) return NULL; 2280 if (!m->tile_path[0])
2281 return NULL;
2011 if (!m->tile_map[0] || m->tile_map[0]->in_memory != MAP_IN_MEMORY) 2282 if (!m->tile_map[0] || m->tile_map[0]->in_memory != MAP_IN_MEMORY)
2012 load_and_link_tiled_map(m, 0); 2283 load_and_link_tiled_map (m, 0);
2013 2284
2014 *y += MAP_HEIGHT(m->tile_map[0]); 2285 *y += MAP_HEIGHT (m->tile_map[0]);
2015 return (get_map_from_coord(m->tile_map[0], x, y)); 2286 return (get_map_from_coord (m->tile_map[0], x, y));
2016 } 2287 }
2017 if (*y>=MAP_HEIGHT(m)) { 2288 if (*y >= MAP_HEIGHT (m))
2289 {
2018 if (!m->tile_path[2]) return NULL; 2290 if (!m->tile_path[2])
2291 return NULL;
2019 if (!m->tile_map[2] || m->tile_map[2]->in_memory != MAP_IN_MEMORY) 2292 if (!m->tile_map[2] || m->tile_map[2]->in_memory != MAP_IN_MEMORY)
2020 load_and_link_tiled_map(m, 2); 2293 load_and_link_tiled_map (m, 2);
2021 2294
2022 *y -= MAP_HEIGHT(m); 2295 *y -= MAP_HEIGHT (m);
2023 return (get_map_from_coord(m->tile_map[2], x, y)); 2296 return (get_map_from_coord (m->tile_map[2], x, y));
2024 } 2297 }
2025 2298
2026 /* Simple case - coordinates are within this local 2299 /* Simple case - coordinates are within this local
2027 * map. 2300 * map.
2028 */ 2301 */
2029 2302
2030 return m; 2303 return m;
2031} 2304}
2032 2305
2033/** 2306/**
2034 * Return whether map2 is adjacent to map1. If so, store the distance from 2307 * Return whether map2 is adjacent to map1. If so, store the distance from
2035 * map1 to map2 in dx/dy. 2308 * map1 to map2 in dx/dy.
2036 */ 2309 */
2310static int
2037static int adjacent_map(const mapstruct *map1, const mapstruct *map2, int *dx, int *dy) { 2311adjacent_map (const maptile *map1, const maptile *map2, int *dx, int *dy)
2312{
2038 if (!map1 || !map2) 2313 if (!map1 || !map2)
2039 return 0; 2314 return 0;
2040 2315
2041 if (map1 == map2) { 2316 if (map1 == map2)
2317 {
2042 *dx = 0; 2318 *dx = 0;
2043 *dy = 0; 2319 *dy = 0;
2044 2320
2321 }
2045 } else if (map1->tile_map[0] == map2) { /* up */ 2322 else if (map1->tile_map[0] == map2)
2323 { /* up */
2046 *dx = 0; 2324 *dx = 0;
2047 *dy = -MAP_HEIGHT(map2); 2325 *dy = -MAP_HEIGHT (map2);
2326 }
2048 } else if (map1->tile_map[1] == map2) { /* right */ 2327 else if (map1->tile_map[1] == map2)
2328 { /* right */
2049 *dx = MAP_WIDTH(map1); 2329 *dx = MAP_WIDTH (map1);
2050 *dy = 0; 2330 *dy = 0;
2331 }
2051 } else if (map1->tile_map[2] == map2) { /* down */ 2332 else if (map1->tile_map[2] == map2)
2333 { /* down */
2052 *dx = 0; 2334 *dx = 0;
2053 *dy = MAP_HEIGHT(map1); 2335 *dy = MAP_HEIGHT (map1);
2336 }
2054 } else if (map1->tile_map[3] == map2) { /* left */ 2337 else if (map1->tile_map[3] == map2)
2338 { /* left */
2055 *dx = -MAP_WIDTH(map2); 2339 *dx = -MAP_WIDTH (map2);
2056 *dy = 0; 2340 *dy = 0;
2057 2341
2342 }
2058 } else if (map1->tile_map[0] && map1->tile_map[0]->tile_map[1] == map2) { /* up right */ 2343 else if (map1->tile_map[0] && map1->tile_map[0]->tile_map[1] == map2)
2344 { /* up right */
2059 *dx = MAP_WIDTH(map1->tile_map[0]); 2345 *dx = MAP_WIDTH (map1->tile_map[0]);
2060 *dy = -MAP_HEIGHT(map1->tile_map[0]); 2346 *dy = -MAP_HEIGHT (map1->tile_map[0]);
2347 }
2061 } else if (map1->tile_map[0] && map1->tile_map[0]->tile_map[3] == map2) { /* up left */ 2348 else if (map1->tile_map[0] && map1->tile_map[0]->tile_map[3] == map2)
2349 { /* up left */
2062 *dx = -MAP_WIDTH(map2); 2350 *dx = -MAP_WIDTH (map2);
2063 *dy = -MAP_HEIGHT(map1->tile_map[0]); 2351 *dy = -MAP_HEIGHT (map1->tile_map[0]);
2352 }
2064 } else if (map1->tile_map[1] && map1->tile_map[1]->tile_map[0] == map2) { /* right up */ 2353 else if (map1->tile_map[1] && map1->tile_map[1]->tile_map[0] == map2)
2354 { /* right up */
2065 *dx = MAP_WIDTH(map1); 2355 *dx = MAP_WIDTH (map1);
2066 *dy = -MAP_HEIGHT(map2); 2356 *dy = -MAP_HEIGHT (map2);
2357 }
2067 } else if (map1->tile_map[1] && map1->tile_map[1]->tile_map[2] == map2) { /* right down */ 2358 else if (map1->tile_map[1] && map1->tile_map[1]->tile_map[2] == map2)
2359 { /* right down */
2068 *dx = MAP_WIDTH(map1); 2360 *dx = MAP_WIDTH (map1);
2069 *dy = MAP_HEIGHT(map1->tile_map[1]); 2361 *dy = MAP_HEIGHT (map1->tile_map[1]);
2362 }
2070 } else if (map1->tile_map[2] && map1->tile_map[2]->tile_map[1] == map2) { /* down right */ 2363 else if (map1->tile_map[2] && map1->tile_map[2]->tile_map[1] == map2)
2364 { /* down right */
2071 *dx = MAP_WIDTH(map1->tile_map[2]); 2365 *dx = MAP_WIDTH (map1->tile_map[2]);
2072 *dy = MAP_HEIGHT(map1); 2366 *dy = MAP_HEIGHT (map1);
2367 }
2073 } else if (map1->tile_map[2] && map1->tile_map[2]->tile_map[3] == map2) { /* down left */ 2368 else if (map1->tile_map[2] && map1->tile_map[2]->tile_map[3] == map2)
2369 { /* down left */
2074 *dx = -MAP_WIDTH(map2); 2370 *dx = -MAP_WIDTH (map2);
2075 *dy = MAP_HEIGHT(map1); 2371 *dy = MAP_HEIGHT (map1);
2372 }
2076 } else if (map1->tile_map[3] && map1->tile_map[3]->tile_map[0] == map2) { /* left up */ 2373 else if (map1->tile_map[3] && map1->tile_map[3]->tile_map[0] == map2)
2374 { /* left up */
2077 *dx = -MAP_WIDTH(map1->tile_map[3]); 2375 *dx = -MAP_WIDTH (map1->tile_map[3]);
2078 *dy = -MAP_HEIGHT(map2); 2376 *dy = -MAP_HEIGHT (map2);
2377 }
2079 } else if (map1->tile_map[3] && map1->tile_map[3]->tile_map[2] == map2) { /* left down */ 2378 else if (map1->tile_map[3] && map1->tile_map[3]->tile_map[2] == map2)
2379 { /* left down */
2080 *dx = -MAP_WIDTH(map1->tile_map[3]); 2380 *dx = -MAP_WIDTH (map1->tile_map[3]);
2081 *dy = MAP_HEIGHT(map1->tile_map[3]); 2381 *dy = MAP_HEIGHT (map1->tile_map[3]);
2082 2382
2083 } else { /* not "adjacent" enough */ 2383 }
2384 else
2385 { /* not "adjacent" enough */
2084 return 0; 2386 return 0;
2085 } 2387 }
2086 2388
2087 return 1; 2389 return 1;
2088} 2390}
2089 2391
2090/* From map.c 2392/* From map.c
2091 * This is used by get_player to determine where the other 2393 * This is used by get_player to determine where the other
2092 * creature is. get_rangevector takes into account map tiling, 2394 * creature is. get_rangevector takes into account map tiling,
… …
2106 * 2408 *
2107 * currently, the only flag supported (0x1) is don't translate for 2409 * currently, the only flag supported (0x1) is don't translate for
2108 * closest body part of 'op1' 2410 * closest body part of 'op1'
2109 */ 2411 */
2110 2412
2413void
2111void get_rangevector(object *op1, object *op2, rv_vector *retval, int flags) { 2414get_rangevector (object *op1, object *op2, rv_vector * retval, int flags)
2415{
2112 if (!adjacent_map(op1->map, op2->map, &retval->distance_x, &retval->distance_y)) { 2416 if (!adjacent_map (op1->map, op2->map, &retval->distance_x, &retval->distance_y))
2417 {
2113 /* be conservative and fill in _some_ data */ 2418 /* be conservative and fill in _some_ data */
2114 retval->distance = 100000; 2419 retval->distance = 100000;
2115 retval->distance_x = 32767; 2420 retval->distance_x = 32767;
2116 retval->distance_y = 32767; 2421 retval->distance_y = 32767;
2117 retval->direction = 0; 2422 retval->direction = 0;
2118 retval->part = 0; 2423 retval->part = 0;
2119 } else { 2424 }
2425 else
2426 {
2120 object *best; 2427 object *best;
2121 2428
2122 retval->distance_x += op2->x-op1->x; 2429 retval->distance_x += op2->x - op1->x;
2123 retval->distance_y += op2->y-op1->y; 2430 retval->distance_y += op2->y - op1->y;
2124 2431
2125 best = op1; 2432 best = op1;
2126 /* If this is multipart, find the closest part now */ 2433 /* If this is multipart, find the closest part now */
2127 if (!(flags&0x1) && op1->more) { 2434 if (!(flags & 0x1) && op1->more)
2435 {
2128 object *tmp; 2436 object *tmp;
2129 int best_distance = retval->distance_x*retval->distance_x+ 2437 int best_distance = retval->distance_x * retval->distance_x + retval->distance_y * retval->distance_y, tmpi;
2130 retval->distance_y*retval->distance_y, tmpi;
2131 2438
2132 /* we just take the offset of the piece to head to figure 2439 /* we just take the offset of the piece to head to figure
2133 * distance instead of doing all that work above again 2440 * distance instead of doing all that work above again
2134 * since the distance fields we set above are positive in the 2441 * since the distance fields we set above are positive in the
2135 * same axis as is used for multipart objects, the simply arithmetic 2442 * same axis as is used for multipart objects, the simply arithmetic
2136 * below works. 2443 * below works.
2137 */ 2444 */
2138 for (tmp = op1->more; tmp != NULL; tmp = tmp->more) { 2445 for (tmp = op1->more; tmp != NULL; tmp = tmp->more)
2446 {
2139 tmpi = (op1->x-tmp->x+retval->distance_x)*(op1->x-tmp->x+retval->distance_x)+ 2447 tmpi = (op1->x - tmp->x + retval->distance_x) * (op1->x - tmp->x + retval->distance_x) +
2140 (op1->y-tmp->y+retval->distance_y)*(op1->y-tmp->y+retval->distance_y); 2448 (op1->y - tmp->y + retval->distance_y) * (op1->y - tmp->y + retval->distance_y);
2141 if (tmpi < best_distance) { 2449 if (tmpi < best_distance)
2450 {
2142 best_distance = tmpi; 2451 best_distance = tmpi;
2143 best = tmp; 2452 best = tmp;
2144 } 2453 }
2145 } 2454 }
2146 if (best != op1) { 2455 if (best != op1)
2456 {
2147 retval->distance_x += op1->x-best->x; 2457 retval->distance_x += op1->x - best->x;
2148 retval->distance_y += op1->y-best->y; 2458 retval->distance_y += op1->y - best->y;
2149 } 2459 }
2150 } 2460 }
2151 retval->part = best; 2461 retval->part = best;
2152 retval->distance = isqrt(retval->distance_x*retval->distance_x+retval->distance_y*retval->distance_y); 2462 retval->distance = isqrt (retval->distance_x * retval->distance_x + retval->distance_y * retval->distance_y);
2153 retval->direction = find_dir_2(-retval->distance_x, -retval->distance_y); 2463 retval->direction = find_dir_2 (-retval->distance_x, -retval->distance_y);
2154 } 2464 }
2155} 2465}
2156 2466
2157/* this is basically the same as get_rangevector above, but instead of 2467/* this is basically the same as get_rangevector above, but instead of
2158 * the first parameter being an object, it instead is the map 2468 * the first parameter being an object, it instead is the map
… …
2163 * be more consistant with the above function and also in case they are needed 2473 * be more consistant with the above function and also in case they are needed
2164 * for something in the future. Also, since no object is pasted, the best 2474 * for something in the future. Also, since no object is pasted, the best
2165 * field of the rv_vector is set to NULL. 2475 * field of the rv_vector is set to NULL.
2166 */ 2476 */
2167 2477
2478void
2168void get_rangevector_from_mapcoord(const mapstruct *m, int x, int y, const object *op2, rv_vector *retval, int flags) { 2479get_rangevector_from_mapcoord (const maptile *m, int x, int y, const object *op2, rv_vector * retval, int flags)
2480{
2169 if (!adjacent_map(m, op2->map, &retval->distance_x, &retval->distance_y)) { 2481 if (!adjacent_map (m, op2->map, &retval->distance_x, &retval->distance_y))
2482 {
2170 /* be conservative and fill in _some_ data */ 2483 /* be conservative and fill in _some_ data */
2171 retval->distance = 100000; 2484 retval->distance = 100000;
2172 retval->distance_x = 32767; 2485 retval->distance_x = 32767;
2173 retval->distance_y = 32767; 2486 retval->distance_y = 32767;
2174 retval->direction = 0; 2487 retval->direction = 0;
2175 retval->part = 0; 2488 retval->part = 0;
2176 } else { 2489 }
2490 else
2491 {
2177 retval->distance_x += op2->x-x; 2492 retval->distance_x += op2->x - x;
2178 retval->distance_y += op2->y-y; 2493 retval->distance_y += op2->y - y;
2179 2494
2180 retval->part = NULL; 2495 retval->part = NULL;
2181 retval->distance = isqrt(retval->distance_x*retval->distance_x+retval->distance_y*retval->distance_y); 2496 retval->distance = isqrt (retval->distance_x * retval->distance_x + retval->distance_y * retval->distance_y);
2182 retval->direction = find_dir_2(-retval->distance_x, -retval->distance_y); 2497 retval->direction = find_dir_2 (-retval->distance_x, -retval->distance_y);
2183 } 2498 }
2184} 2499}
2185 2500
2186/* Returns true of op1 and op2 are effectively on the same map 2501/* Returns true of op1 and op2 are effectively on the same map
2187 * (as related to map tiling). Note that this looks for a path from 2502 * (as related to map tiling). Note that this looks for a path from
… …
2189 * to op1, this will still return false. 2504 * to op1, this will still return false.
2190 * Note we only look one map out to keep the processing simple 2505 * Note we only look one map out to keep the processing simple
2191 * and efficient. This could probably be a macro. 2506 * and efficient. This could probably be a macro.
2192 * MSW 2001-08-05 2507 * MSW 2001-08-05
2193 */ 2508 */
2509int
2194int on_same_map(const object *op1, const object *op2) { 2510on_same_map (const object *op1, const object *op2)
2511{
2195 int dx, dy; 2512 int dx, dy;
2196 2513
2197 return adjacent_map(op1->map, op2->map, &dx, &dy); 2514 return adjacent_map (op1->map, op2->map, &dx, &dy);
2198} 2515}

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines