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Comparing deliantra/server/common/map.C (file contents):
Revision 1.9 by root, Sun Aug 27 16:15:11 2006 UTC vs.
Revision 1.30 by root, Thu Sep 14 22:33:59 2006 UTC

1/*
2 * static char *rcsid_map_c =
3 * "$Id: map.C,v 1.9 2006/08/27 16:15:11 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 mapstruct 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
43mapstruct *
48mapstruct *has_been_loaded (const char *name) { 44has_been_loaded (const char *name)
45{
49 mapstruct *map; 46 mapstruct *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 for (i = 0; i < NROF_COMPRESS_METHODS; i++) {
179 if (uncomp[i][0])
180 strcpy(endbuf, uncomp[i][0]);
181 else
182 *endbuf = '\0';
183 if (!stat (buf, &statbuf)) 185 if (stat (buf, &statbuf))
184 break;
185 }
186 if (i == NROF_COMPRESS_METHODS)
187 return (-1); 186 return -1;
188 if (!S_ISREG (statbuf.st_mode)) 187 if (!S_ISREG (statbuf.st_mode))
189 return (-1); 188 return (-1);
190 189
191 if (((statbuf.st_mode & S_IRGRP) && getegid() == statbuf.st_gid) || 190 if (((statbuf.st_mode & S_IRGRP) && getegid () == statbuf.st_gid) ||
192 ((statbuf.st_mode & S_IRUSR) && geteuid() == statbuf.st_uid) || 191 ((statbuf.st_mode & S_IRUSR) && geteuid () == statbuf.st_uid) || (statbuf.st_mode & S_IROTH))
193 (statbuf.st_mode & S_IROTH))
194 mode |= 4; 192 mode |= 4;
195 193
196 if ((statbuf.st_mode & S_IWGRP && getegid() == statbuf.st_gid) || 194 if ((statbuf.st_mode & S_IWGRP && getegid () == statbuf.st_gid) ||
197 (statbuf.st_mode & S_IWUSR && geteuid() == statbuf.st_uid) || 195 (statbuf.st_mode & S_IWUSR && geteuid () == statbuf.st_uid) || (statbuf.st_mode & S_IWOTH))
198 (statbuf.st_mode & S_IWOTH))
199 mode |= 2; 196 mode |= 2;
200 197
201 return (mode); 198 return (mode);
202#endif 199#endif
203} 200}
204 201
205/* 202/*
206 * Prints out debug-information about a map. 203 * Prints out debug-information about a map.
207 * Dumping these at llevError doesn't seem right, but is 204 * Dumping these at llevError doesn't seem right, but is
208 * necessary to make sure the information is in fact logged. 205 * necessary to make sure the information is in fact logged.
209 */ 206 */
210 207
208void
211void dump_map(const mapstruct *m) { 209dump_map (const mapstruct *m)
210{
212 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);
213 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));
214 MAP_WIDTH(m), MAP_HEIGHT(m),
215 MAP_ENTER_X(m), MAP_ENTER_Y(m));
216 213
217 if(m->msg!=NULL) 214 if (m->msg != NULL)
218 LOG(llevError,"Message:\n%s",m->msg); 215 LOG (llevError, "Message:\n%s", m->msg);
219 216
220 if(m->maplore!=NULL) 217 if (m->maplore != NULL)
221 LOG(llevError,"Lore:\n%s",m->maplore); 218 LOG (llevError, "Lore:\n%s", m->maplore);
222 219
223 if(m->tmpname!=NULL) 220 if (m->tmpname != NULL)
224 LOG(llevError,"Tmpname: %s\n",m->tmpname); 221 LOG (llevError, "Tmpname: %s\n", m->tmpname);
225 222
226 LOG(llevError,"Difficulty: %d\n",m->difficulty); 223 LOG (llevError, "Difficulty: %d\n", m->difficulty);
227 LOG(llevError,"Darkness: %d\n",m->darkness); 224 LOG (llevError, "Darkness: %d\n", m->darkness);
228} 225}
229 226
230/* 227/*
231 * Prints out debug-information about all maps. 228 * Prints out debug-information about all maps.
232 * This basically just goes through all the maps and calls 229 * This basically just goes through all the maps and calls
233 * dump_map on each one. 230 * dump_map on each one.
234 */ 231 */
235 232
233void
236void dump_all_maps(void) { 234dump_all_maps (void)
235{
237 mapstruct *m; 236 mapstruct *m;
237
238 for(m=first_map;m!=NULL;m=m->next) { 238 for (m = first_map; m != NULL; m = m->next)
239 {
239 dump_map(m); 240 dump_map (m);
240 } 241 }
241} 242}
242 243
243/* This rolls up wall, blocks_magic, blocks_view, etc, all into 244/* This rolls up wall, blocks_magic, blocks_view, etc, all into
244 * one function that just returns a P_.. value (see map.h) 245 * one function that just returns a P_.. value (see map.h)
245 * it will also do map translation for tiled maps, returning 246 * it will also do map translation for tiled maps, returning
… …
248 * 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
249 * 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
250 * checking for the existence of something on those spaces, but 251 * checking for the existence of something on those spaces, but
251 * don't expect to insert/remove anything from those spaces. 252 * don't expect to insert/remove anything from those spaces.
252 */ 253 */
254int
253int get_map_flags(mapstruct *oldmap, mapstruct **newmap, sint16 x, sint16 y, sint16 *nx, sint16 *ny) 255get_map_flags (mapstruct *oldmap, mapstruct **newmap, sint16 x, sint16 y, sint16 * nx, sint16 * ny)
254{ 256{
255 sint16 newx, newy; 257 sint16 newx, newy;
256 int retval=0; 258 int retval = 0;
257 mapstruct *mp; 259 mapstruct *mp;
258 260
259 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;
260 newx = x; 263 newx = x;
261 newy = y; 264 newy = y;
262 mp = get_map_from_coord(oldmap, &newx, &newy); 265 mp = get_map_from_coord (oldmap, &newx, &newy);
263 if (mp != oldmap) 266 if (mp != oldmap)
264 retval |= P_NEW_MAP; 267 retval |= P_NEW_MAP;
265 if (newmap) *newmap = mp; 268 if (newmap)
269 *newmap = mp;
270 if (nx)
266 if (nx) *nx = newx; 271 *nx = newx;
272 if (ny)
267 if (ny) *ny = newy; 273 *ny = newy;
274
268 retval |= mp->spaces[newx + mp->width * newy].flags; 275 retval |= mp->spaces[newx + mp->width * newy].flags;
269 276
270 if (retval & P_SAFE)
271 retval |= P_NO_MAGIC | P_NO_CLERIC; // P_SAFE does imply these
272
273 return retval; 277 return retval;
274} 278}
275 279
276 280
277/* 281/*
278 * Returns true if the given coordinate is blocked except by the 282 * Returns true if the given coordinate is blocked except by the
… …
285 * 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.
286 * the coordinates & map passed in should have been updated for tiling 290 * the coordinates & map passed in should have been updated for tiling
287 * by the caller. 291 * by the caller.
288 */ 292 */
289 293
294int
290int blocked_link(object *ob, mapstruct *m, int sx, int sy) { 295blocked_link (object *ob, mapstruct *m, int sx, int sy)
296{
291 object *tmp; 297 object *tmp;
292 int mflags, blocked; 298 int mflags, blocked;
293 299
294 /* 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
295 * have already checked this. 301 * have already checked this.
296 */ 302 */
297 if (OUT_OF_REAL_MAP(m, sx, sy)) { 303 if (OUT_OF_REAL_MAP (m, sx, sy))
304 {
298 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");
299 return 1; 306 return 1;
300 } 307 }
301 308
302 /* 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
303 * directly. 310 * directly.
304 */ 311 */
305 mflags = m->spaces[sx + m->width * sy].flags; 312 mflags = m->spaces[sx + m->width * sy].flags;
306 313
307 blocked = GET_MAP_MOVE_BLOCK(m, sx, sy); 314 blocked = GET_MAP_MOVE_BLOCK (m, sx, sy);
308 315
309 /* If space is currently not blocked by anything, no need to 316 /* If space is currently not blocked by anything, no need to
310 * go further. Not true for players - all sorts of special 317 * go further. Not true for players - all sorts of special
311 * things we need to do for players. 318 * things we need to do for players.
312 */ 319 */
313 if (ob->type != PLAYER && ! (mflags & P_IS_ALIVE) && (blocked==0)) return 0; 320 if (ob->type != PLAYER && !(mflags & P_IS_ALIVE) && (blocked == 0))
314
315 /* if there isn't anytyhing alive on this space, and this space isn't
316 * otherwise blocked, we can return now. Only if there is a living
317 * creature do we need to investigate if it is part of this creature
318 * or another. Likewise, only if something is blocking us do we
319 * need to investigate if there is a special circumstance that would
320 * let the player through (inventory checkers for example)
321 */
322 if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK(ob, blocked)) return 0;
323
324 if(ob->head != NULL)
325 ob=ob->head;
326
327 /* We basically go through the stack of objects, and if there is
328 * some other object that has NO_PASS or FLAG_ALIVE set, return
329 * true. If we get through the entire stack, that must mean
330 * ob is blocking it, so return 0.
331 */
332 for(tmp = GET_MAP_OB(m,sx,sy); tmp!= NULL; tmp = tmp->above) {
333
334 /* This must be before the checks below. Code for inventory checkers. */
335 if (tmp->type==CHECK_INV && OB_MOVE_BLOCK(ob, tmp)) {
336 /* If last_sp is set, the player/monster needs an object,
337 * so we check for it. If they don't have it, they can't
338 * pass through this space.
339 */
340 if (tmp->last_sp) {
341 if (check_inv_recursive(ob,tmp)==NULL)
342 return 1;
343 else
344 continue;
345 } else {
346 /* In this case, the player must not have the object -
347 * if they do, they can't pass through.
348 */
349 if (check_inv_recursive(ob,tmp)!=NULL) /* player has object */
350 return 1;
351 else
352 continue;
353 }
354 } /* if check_inv */
355 else {
356 /* Broke apart a big nasty if into several here to make
357 * this more readable. first check - if the space blocks
358 * movement, can't move here.
359 * second - if a monster, can't move there, unles it is a
360 * hidden dm
361 */
362 if (OB_MOVE_BLOCK(ob, tmp)) return 1;
363 if (QUERY_FLAG(tmp,FLAG_ALIVE) && tmp->head != ob && tmp != ob &&
364 tmp->type != DOOR && !(QUERY_FLAG(tmp,FLAG_WIZ) && tmp->contr->hidden))
365 return 1;
366 }
367
368 }
369 return 0; 321 return 0;
322
323 /* if there isn't anytyhing alive on this space, and this space isn't
324 * otherwise blocked, we can return now. Only if there is a living
325 * creature do we need to investigate if it is part of this creature
326 * or another. Likewise, only if something is blocking us do we
327 * need to investigate if there is a special circumstance that would
328 * let the player through (inventory checkers for example)
329 */
330 if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK (ob, blocked))
331 return 0;
332
333 if (ob->head != NULL)
334 ob = ob->head;
335
336 /* We basically go through the stack of objects, and if there is
337 * some other object that has NO_PASS or FLAG_ALIVE set, return
338 * true. If we get through the entire stack, that must mean
339 * ob is blocking it, so return 0.
340 */
341 for (tmp = GET_MAP_OB (m, sx, sy); tmp != NULL; tmp = tmp->above)
342 {
343
344 /* This must be before the checks below. Code for inventory checkers. */
345 if (tmp->type == CHECK_INV && OB_MOVE_BLOCK (ob, tmp))
346 {
347 /* If last_sp is set, the player/monster needs an object,
348 * so we check for it. If they don't have it, they can't
349 * pass through this space.
350 */
351 if (tmp->last_sp)
352 {
353 if (check_inv_recursive (ob, tmp) == NULL)
354 return 1;
355 else
356 continue;
357 }
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 {
371 /* Broke apart a big nasty if into several here to make
372 * this more readable. first check - if the space blocks
373 * movement, can't move here.
374 * second - if a monster, can't move there, unles it is a
375 * hidden dm
376 */
377 if (OB_MOVE_BLOCK (ob, tmp))
378 return 1;
379 if (QUERY_FLAG (tmp, FLAG_ALIVE) && tmp->head != ob && tmp != ob &&
380 tmp->type != DOOR && !(QUERY_FLAG (tmp, FLAG_WIZ) && tmp->contr->hidden))
381 return 1;
382 }
383
384 }
385 return 0;
370} 386}
371 387
372 388
373/* 389/*
374 * 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.
… …
395 * Note this used to be arch_blocked, but with new movement 411 * Note this used to be arch_blocked, but with new movement
396 * 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
397 * against the move_block values. 413 * against the move_block values.
398 */ 414 */
399 415
416int
400int ob_blocked(const object *ob,mapstruct *m,sint16 x,sint16 y) { 417ob_blocked (const object *ob, mapstruct *m, sint16 x, sint16 y)
418{
401 archetype *tmp; 419 archetype *tmp;
402 int flag; 420 int flag;
403 mapstruct *m1; 421 mapstruct *m1;
404 sint16 sx, sy; 422 sint16 sx, sy;
405 423
406 if(ob==NULL) { 424 if (ob == NULL)
425 {
407 flag= get_map_flags(m,&m1, x,y, &sx, &sy); 426 flag = get_map_flags (m, &m1, x, y, &sx, &sy);
408 if (flag & P_OUT_OF_MAP) return P_OUT_OF_MAP; 427 if (flag & P_OUT_OF_MAP)
428 return P_OUT_OF_MAP;
409 429
410 /* 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 */
411 return(GET_MAP_MOVE_BLOCK(m1, sx, sy)); 431 return (GET_MAP_MOVE_BLOCK (m1, sx, sy));
412 } 432 }
413 433
414 for(tmp=ob->arch; tmp!=NULL;tmp=tmp->more) { 434 for (tmp = ob->arch; tmp != NULL; tmp = tmp->more)
435 {
415 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);
416 437
417 if (flag & P_OUT_OF_MAP) return P_OUT_OF_MAP; 438 if (flag & P_OUT_OF_MAP)
418 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;
419 442
420 /* find_first_free_spot() calls this function. However, often 443 /* find_first_free_spot() calls this function. However, often
421 * 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)
422 * 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.
423 */ 446 */
424 447
425 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;
426 450
427 /* 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
428 * head of the object should correspond for the entire object. 452 * head of the object should correspond for the entire object.
429 */ 453 */
430 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)))
431 return AB_NO_PASS; 455 return AB_NO_PASS;
432 456
433 } 457 }
434 return 0; 458 return 0;
435} 459}
436 460
437/* 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
438 * 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
439 * and insert them properly. 463 * and insert them properly.
440 * The object 'container' is the object that contains the inventory. 464 * The object 'container' is the object that contains the inventory.
441 * This is needed so that we can update the containers weight. 465 * This is needed so that we can update the containers weight.
442 */ 466 */
443 467
468void
444void fix_container(object *container) 469fix_container (object *container)
445{ 470{
446 object *tmp=container->inv, *next; 471 object *tmp = container->inv, *next;
447 472
448 container->inv=NULL; 473 container->inv = NULL;
449 while (tmp!=NULL) { 474 while (tmp != NULL)
475 {
450 next = tmp->below; 476 next = tmp->below;
451 if (tmp->inv) 477 if (tmp->inv)
452 fix_container(tmp); 478 fix_container (tmp);
453 (void) insert_ob_in_ob(tmp,container); 479 (void) insert_ob_in_ob (tmp, container);
454 tmp = next; 480 tmp = next;
455 } 481 }
456 /* 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
457 * carrying. 483 * carrying.
458 */ 484 */
459 sum_weight(container); 485 sum_weight (container);
460} 486}
461 487
462/* 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
463 * 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
464 * 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
465 * 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
466 * the more sections and not re-add sections for them. 492 * the more sections and not re-add sections for them.
467 */ 493 */
468 494
495static void
469static void link_multipart_objects(mapstruct *m) 496link_multipart_objects (mapstruct *m)
470{ 497{
471 int x,y; 498 int x, y;
472 object *tmp, *op, *last, *above; 499 object *tmp, *op, *last, *above;
473 archetype *at; 500 archetype *at;
474 501
475 for(x=0;x<MAP_WIDTH(m);x++) 502 for (x = 0; x < MAP_WIDTH (m); x++)
476 for(y=0;y<MAP_HEIGHT(m);y++) 503 for (y = 0; y < MAP_HEIGHT (m); y++)
477 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)
478 above=tmp->above; 505 {
506 above = tmp->above;
479 507
480 /* already multipart - don't do anything more */ 508 /* already multipart - don't do anything more */
481 if (tmp->head || tmp->more) continue; 509 if (tmp->head || tmp->more)
510 continue;
482 511
483 /* If there is nothing more to this object, this for loop 512 /* If there is nothing more to this object, this for loop
484 * won't do anything. 513 * won't do anything.
485 */ 514 */
486 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 {
487 op = arch_to_object(at); 517 op = arch_to_object (at);
488 518
489 /* update x,y coordinates */ 519 /* update x,y coordinates */
490 op->x += tmp->x; 520 op->x += tmp->x;
491 op->y += tmp->y; 521 op->y += tmp->y;
492 op->head = tmp; 522 op->head = tmp;
493 op->map = m; 523 op->map = m;
494 last->more = op; 524 last->more = op;
495 if (tmp->name != op->name) { 525 op->name = tmp->name;
496 if (op->name) free_string(op->name); 526 op->title = tmp->title;
497 op->name = add_string(tmp->name);
498 }
499 if (tmp->title != op->title) {
500 if (op->title) free_string(op->title);
501 op->title = add_string(tmp->title);
502 }
503 /* we could link all the parts onto tmp, and then just 527 /* we could link all the parts onto tmp, and then just
504 * 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,
505 * 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
506 * 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.
507 */ 531 */
508 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);
509 } /* for at = tmp->arch->more */ 533 } /* for at = tmp->arch->more */
510 } /* for objects on this space */ 534 } /* for objects on this space */
511} 535}
512
513
514 536
515/* 537/*
516 * 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
517 * file pointer. 539 * file pointer.
518 * mapflags is the same as we get with load_original_map 540 * mapflags is the same as we get with load_original_map
519 */ 541 */
520 542void
521void load_objects (mapstruct *m, FILE *fp, object_thawer &thawer, int mapflags) { 543load_objects (mapstruct *m, object_thawer & fp, int mapflags)
522 int i,j,bufstate=LO_NEWFILE; 544{
545 int i, j;
523 int unique; 546 int unique;
524 object *op, *prev=NULL,*last_more=NULL, *otmp; 547 object *op, *prev = NULL, *last_more = NULL, *otmp;
525 548
526 op=get_object(); 549 op = get_object ();
527 op->map = m; /* To handle buttons correctly */ 550 op->map = m; /* To handle buttons correctly */
528 551
529 while((i = load_object (fp, thawer, op, bufstate, mapflags))) { 552 while ((i = load_object (fp, op, mapflags)))
530 /* Since the loading of the map header does not load an object 553 {
531 * anymore, we need to pass LO_NEWFILE for the first object loaded,
532 * and then switch to LO_REPEAT for faster loading.
533 */
534 bufstate = LO_REPEAT;
535
536 /* if the archetype for the object is null, means that we 554 /* if the archetype for the object is null, means that we
537 * 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
538 * 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.
539 */ 557 */
540 if (op->arch==NULL) { 558 if (op->arch == NULL)
559 {
541 LOG(llevDebug,"Discarding object without arch: %s\n", op->name?op->name:"(null)"); 560 LOG (llevDebug, "Discarding object without arch: %s\n", op->name ? (const char *) op->name : "(null)");
542 continue; 561 continue;
543 } 562 }
544 563
545 564
546 switch(i) { 565 switch (i)
566 {
547 case LL_NORMAL: 567 case LL_NORMAL:
548 /* 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 */
549 if ((QUERY_FLAG(op, FLAG_IS_FLOOR) || 569 if ((QUERY_FLAG (op, FLAG_IS_FLOOR) || QUERY_FLAG (op, FLAG_OVERLAY_FLOOR)) && mapflags & MAP_OVERLAY)
550 QUERY_FLAG(op, FLAG_OVERLAY_FLOOR)) && mapflags & MAP_OVERLAY)
551 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);
552 else 571 else
553 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);
554 573
555 if (op->inv) 574 if (op->inv)
556 sum_weight(op); 575 sum_weight (op);
557 576
558 prev=op,last_more=op; 577 prev = op, last_more = op;
559 break; 578 break;
560 579
561 case LL_MORE: 580 case LL_MORE:
562 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);
563 op->head=prev,last_more->more=op,last_more=op; 582 op->head = prev, last_more->more = op, last_more = op;
564 break; 583 break;
565 } 584 }
585
566 if (mapflags & MAP_STYLE) { 586 if (mapflags & MAP_STYLE)
567 remove_from_active_list(op); 587 remove_from_active_list (op);
568 } 588
569 op=get_object(); 589 op = get_object ();
570 op->map = m; 590 op->map = m;
571 } 591 }
592
572 for (i=0;i<m->width;i++){ 593 for (i = 0; i < m->width; i++)
594 {
573 for (j=0;j<m->height;j++){ 595 for (j = 0; j < m->height; j++)
596 {
574 unique =0; 597 unique = 0;
575 /* check for unique items, or unique squares */ 598 /* check for unique items, or unique squares */
576 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 {
577 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))
578 unique = 1; 602 unique = 1;
579 if (!(mapflags & (MAP_OVERLAY|MAP_PLAYER_UNIQUE) || unique)) 603 if (!(mapflags & (MAP_OVERLAY | MAP_PLAYER_UNIQUE) || unique))
580 SET_FLAG(otmp, FLAG_OBJ_ORIGINAL); 604 SET_FLAG (otmp, FLAG_OBJ_ORIGINAL);
605 }
606 }
581 } 607 }
582 } 608
583 }
584 free_object(op); 609 free_object (op);
585 link_multipart_objects(m); 610 link_multipart_objects (m);
586} 611}
587 612
588/* 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.
589 * 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,
590 * 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
591 * in order to do map tiling properly. 616 * in order to do map tiling properly.
592 */ 617 */
618void
593void save_objects (mapstruct *m, FILE *fp, object_freezer &freezer, FILE *fp2, object_freezer &freezer2, int flag) { 619save_objects (mapstruct *m, object_freezer & fp, object_freezer & fp2, int flag)
620{
594 int i, j = 0,unique=0; 621 int i, j = 0, unique = 0;
595 object *op; 622 object *op;
623
596 /* first pass - save one-part objects */ 624 /* first pass - save one-part objects */
597 for(i = 0; i < MAP_WIDTH(m); i++) 625 for (i = 0; i < MAP_WIDTH (m); i++)
598 for (j = 0; j < MAP_HEIGHT(m); j++) { 626 for (j = 0; j < MAP_HEIGHT (m); j++)
627 {
599 unique=0; 628 unique = 0;
600 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 {
601 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))
602 unique=1; 632 unique = 1;
603 633
604 if(op->type == PLAYER) { 634 if (op->type == PLAYER)
635 {
605 LOG(llevDebug, "Player on map that is being saved\n"); 636 LOG (llevDebug, "Player on map that is being saved\n");
606 continue; 637 continue;
607 } 638 }
608 639
609 if (op->head || op->owner) 640 if (op->head || op->owner)
610 continue; 641 continue;
611 642
612 if (unique || QUERY_FLAG(op, FLAG_UNIQUE)) 643 if (unique || QUERY_FLAG (op, FLAG_UNIQUE))
613 save_object( fp2 , freezer2, op, 3); 644 save_object (fp2, op, 3);
614 else 645 else if (flag == 0 || (flag == 2 && (!QUERY_FLAG (op, FLAG_OBJ_ORIGINAL) && !QUERY_FLAG (op, FLAG_UNPAID))))
615 if (flag == 0 || 646 save_object (fp, op, 3);
616 (flag == 2 && (!QUERY_FLAG(op, FLAG_OBJ_ORIGINAL) &&
617 !QUERY_FLAG(op, FLAG_UNPAID))))
618 save_object(fp, freezer, op, 3);
619 647
620 } /* for this space */ 648 } /* for this space */
621 } /* for this j */ 649 } /* for this j */
622} 650}
623 651
624/* 652/*
625 * Allocates, initialises, and returns a pointer to a mapstruct. 653 * Allocates, initialises, and returns a pointer to a mapstruct.
626 * 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
627 * used anyways. MSW 2001-07-01 655 * used anyways. MSW 2001-07-01
628 */ 656 */
629 657
630mapstruct *get_linked_map(void) { 658mapstruct *
631 mapstruct *map=(mapstruct *) calloc(1,sizeof(mapstruct)); 659get_linked_map (void)
660{
661 mapstruct *map = new mapstruct;
632 mapstruct *mp; 662 mapstruct *mp;
633 663
634 if(map==NULL)
635 fatal(OUT_OF_MEMORY);
636
637 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);
638 if(mp==NULL) 665 if (mp == NULL)
639 first_map=map; 666 first_map = map;
640 else 667 else
641 mp->next=map; 668 mp->next = map;
642 669
643 map->in_memory=MAP_SWAPPED; 670 map->in_memory = MAP_SWAPPED;
644 /* 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
645 * map archetype. Mimic that behaviour. 672 * map archetype. Mimic that behaviour.
646 */ 673 */
647 MAP_WIDTH(map)=16; 674 MAP_WIDTH (map) = 16;
648 MAP_HEIGHT(map)=16; 675 MAP_HEIGHT (map) = 16;
649 MAP_RESET_TIMEOUT(map)=0; 676 MAP_RESET_TIMEOUT (map) = 0;
650 MAP_TIMEOUT(map)=300; 677 MAP_TIMEOUT (map) = 300;
651 MAP_ENTER_X(map)=0; 678 MAP_ENTER_X (map) = 0;
652 MAP_ENTER_Y(map)=0; 679 MAP_ENTER_Y (map) = 0;
653 /*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 */
654 MAP_WORLDPARTX(map)=-1; 681 MAP_WORLDPARTX (map) = -1;
655 MAP_WORLDPARTY(map)=-1; 682 MAP_WORLDPARTY (map) = -1;
656 return map; 683 return map;
657} 684}
658 685
659/* 686/*
660 * Allocates the arrays contained in a mapstruct. 687 * Allocates the arrays contained in a mapstruct.
661 * This basically allocates the dynamic array of spaces for the 688 * This basically allocates the dynamic array of spaces for the
662 * map. 689 * map.
663 */ 690 */
664 691
692void
665void allocate_map(mapstruct *m) { 693allocate_map (mapstruct *m)
694{
666 m->in_memory = MAP_IN_MEMORY; 695 m->in_memory = MAP_IN_MEMORY;
667 /* Log this condition and free the storage. We could I suppose 696 /* Log this condition and free the storage. We could I suppose
668 * 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,
669 * that is their poor assumption. 698 * that is their poor assumption.
670 */ 699 */
671 if (m->spaces) { 700 if (m->spaces)
701 {
672 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);
673 free(m->spaces); 703 free (m->spaces);
674 } 704 }
675 705
676 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));
677 707
678 if(m->spaces==NULL) 708 if (m->spaces == NULL)
679 fatal(OUT_OF_MEMORY); 709 fatal (OUT_OF_MEMORY);
680} 710}
681 711
682/* Create and returns a map of the specific size. Used 712/* Create and returns a map of the specific size. Used
683 * in random map code and the editor. 713 * in random map code and the editor.
684 */ 714 */
715mapstruct *
685mapstruct *get_empty_map(int sizex, int sizey) { 716get_empty_map (int sizex, int sizey)
717{
686 mapstruct *m = get_linked_map(); 718 mapstruct *m = get_linked_map ();
719
687 m->width = sizex; 720 m->width = sizex;
688 m->height = sizey; 721 m->height = sizey;
689 m->in_memory = MAP_SWAPPED; 722 m->in_memory = MAP_SWAPPED;
690 allocate_map(m); 723 allocate_map (m);
691 return m; 724 return m;
692} 725}
693 726
694/* 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
695 * 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
696 * at a later date. 729 * at a later date.
697 * Called by parse_map_headers below. 730 * Called by parse_map_headers below.
698 */ 731 */
699 732
733static shopitems *
700static shopitems *parse_shop_string (const char *input_string) { 734parse_shop_string (const char *input_string)
735{
701 char *shop_string, *p, *q, *next_semicolon, *next_colon; 736 char *shop_string, *p, *q, *next_semicolon, *next_colon;
702 shopitems *items=NULL; 737 shopitems *items = NULL;
703 int i=0, number_of_entries=0; 738 int i = 0, number_of_entries = 0;
704 const typedata *current_type; 739 const typedata *current_type;
705 740
706 shop_string=strdup_local(input_string); 741 shop_string = strdup_local (input_string);
707 p=shop_string; 742 p = shop_string;
708 /* 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 */
709 while (p) { 744 while (p)
745 {
710 p=strchr(p, ';'); 746 p = strchr (p, ';');
711 number_of_entries++; 747 number_of_entries++;
712 if (p) p++; 748 if (p)
749 p++;
713 } 750 }
714 p=shop_string; 751 p = shop_string;
715 strip_endline(p); 752 strip_endline (p);
716 items=(shopitems *) CALLOC(number_of_entries+1, sizeof(shopitems)); 753 items = new shopitems[number_of_entries + 1];
717 memset(items, 0, (sizeof(shopitems) * number_of_entries+1));
718 for (i=0; i<number_of_entries; i++) { 754 for (i = 0; i < number_of_entries; i++)
719 if (!p) { 755 {
756 if (!p)
757 {
720 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");
721 break; 759 break;
722 } 760 }
723 next_semicolon=strchr(p, ';'); 761 next_semicolon = strchr (p, ';');
724 next_colon=strchr(p, ':'); 762 next_colon = strchr (p, ':');
725 /* 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. */
726 if (next_colon &&( !next_semicolon || next_colon<next_semicolon)) 764 if (next_colon && (!next_semicolon || next_colon < next_semicolon))
727 items[i].strength=atoi(strchr(p,':')+1); 765 items[i].strength = atoi (strchr (p, ':') + 1);
728 766
729 if (isdigit(*p) || *p=='*') { 767 if (isdigit (*p) || *p == '*')
768 {
730 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 */
731 current_type=get_typedata(items[i].typenum); 770 current_type = get_typedata (items[i].typenum);
732 if (current_type) { 771 if (current_type)
772 {
733 items[i].name=current_type->name; 773 items[i].name = current_type->name;
734 items[i].name_pl=current_type->name_pl; 774 items[i].name_pl = current_type->name_pl;
735 } 775 }
736 } 776 }
777 else
737 else { /*we have a named type, let's figure out what it is */ 778 { /*we have a named type, let's figure out what it is */
738 q=strpbrk(p,";:"); 779 q = strpbrk (p, ";:");
739 if (q) *q='\0'; 780 if (q)
740 781 *q = '\0';
782
741 current_type=get_typedata_by_name(p); 783 current_type = get_typedata_by_name (p);
742 if (current_type) { 784 if (current_type)
785 {
743 items[i].name=current_type->name; 786 items[i].name = current_type->name;
744 items[i].typenum=current_type->number; 787 items[i].typenum = current_type->number;
745 items[i].name_pl=current_type->name_pl; 788 items[i].name_pl = current_type->name_pl;
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);
795 }
796 }
797 items[i].index = number_of_entries;
798 if (next_semicolon)
799 p = ++next_semicolon;
800 else
801 p = NULL;
746 } 802 }
747 else { /* oh uh, something's wrong, let's free up this one, and try
748 * the next entry while we're at it, better print a warning
749 */
750 LOG(llevError, "invalid type %s defined in shopitems in string %s\n",
751 p, input_string);
752 }
753 }
754 items[i].index=number_of_entries;
755 if (next_semicolon) p=++next_semicolon;
756 else p=NULL;
757 }
758 free(shop_string); 803 free (shop_string);
759 return items; 804 return items;
760} 805}
761 806
762/* 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
763 * the map (or something equivilent) into output_string. */ 808 * the map (or something equivilent) into output_string. */
809static void
764static void print_shop_string(mapstruct *m, char *output_string) { 810print_shop_string (mapstruct *m, char *output_string)
811{
765 int i; 812 int i;
766 char tmp[MAX_BUF]; 813 char tmp[MAX_BUF];
814
767 strcpy(output_string, ""); 815 strcpy (output_string, "");
768 for (i=0; i< m->shopitems[0].index; i++) { 816 for (i = 0; i < m->shopitems[0].index; i++)
817 {
769 if (m->shopitems[i].typenum) { 818 if (m->shopitems[i].typenum)
819 {
770 if (m->shopitems[i].strength) { 820 if (m->shopitems[i].strength)
821 {
771 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);
772 } 823 }
824 else
773 else sprintf(tmp, "%s;", m->shopitems[i].name); 825 sprintf (tmp, "%s;", m->shopitems[i].name);
774 } 826 }
775 else { 827 else
828 {
776 if (m->shopitems[i].strength) { 829 if (m->shopitems[i].strength)
830 {
777 sprintf(tmp, "*:%d;", m->shopitems[i].strength); 831 sprintf (tmp, "*:%d;", m->shopitems[i].strength);
778 } 832 }
779 else sprintf(tmp, "*"); 833 else
780 } 834 sprintf (tmp, "*");
835 }
781 strcat(output_string, tmp); 836 strcat (output_string, tmp);
782 } 837 }
783} 838}
784 839
785/* This loads the header information of the map. The header 840/* This loads the header information of the map. The header
786 * contains things like difficulty, size, timeout, etc. 841 * contains things like difficulty, size, timeout, etc.
… …
793 * 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.
794 * MSW 2001-07-01 849 * MSW 2001-07-01
795 * return 0 on success, 1 on failure. 850 * return 0 on success, 1 on failure.
796 */ 851 */
797 852
798static int load_map_header(FILE *fp, mapstruct *m) 853static int
854load_map_header (object_thawer & fp, mapstruct *m)
799{ 855{
800 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;
801 int msgpos=0; 857 int msgpos = 0;
802 int maplorepos=0; 858 int maplorepos = 0;
803 859
804 while (fgets(buf, HUGE_BUF-1, fp)!=NULL) { 860 while (fgets (buf, HUGE_BUF - 1, fp) != NULL)
861 {
805 buf[HUGE_BUF-1] = 0; 862 buf[HUGE_BUF - 1] = 0;
806 key = buf; 863 key = buf;
807 while (isspace(*key)) key++; 864 while (isspace (*key))
808 if (*key == 0) continue; /* empty line */ 865 key++;
866 if (*key == 0)
867 continue; /* empty line */
809 value = strchr(key, ' '); 868 value = strchr (key, ' ');
810 if (!value) { 869 if (!value)
870 {
811 end = strchr(key, '\n'); 871 end = strchr (key, '\n');
812 if (end != NULL) { 872 if (end != NULL)
813 *end = 0; 873 {
814 } 874 *end = 0;
815 } else { 875 }
876 }
877 else
878 {
816 *value = 0; 879 *value = 0;
817 value++; 880 value++;
818 end = strchr(value, '\n'); 881 end = strchr (value, '\n');
819 while (isspace(*value)) { 882 while (isspace (*value))
820 value++; 883 {
884 value++;
821 if (*value == '\0' || value == end) { 885 if (*value == '\0' || value == end)
886 {
822 /* Nothing but spaces. */ 887 /* Nothing but spaces. */
823 value = NULL; 888 value = NULL;
824 break; 889 break;
825 } 890 }
826 } 891 }
827 } 892 }
828 if (!end) { 893
894 if (!end)
895 {
829 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);
830 buf);
831 return 1; 897 return 1;
832 } 898 }
833
834 899
835 /* 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
836 * to. We've already done the work to null terminate key, 901 * to. We've already done the work to null terminate key,
837 * and strip off any leading spaces for both of these. 902 * and strip off any leading spaces for both of these.
838 * 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 -
839 * these are needed for some values. the end pointer 904 * these are needed for some values. the end pointer
840 * points to the first of the newlines. 905 * points to the first of the newlines.
841 * 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
842 * 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
843 * through. 908 * through.
844 * 909 *
845 * 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
846 * validate that value is given and check for the remaining entries 911 * validate that value is given and check for the remaining entries
847 * that use the parameter. 912 * that use the parameter.
848 */ 913 */
849 914
850 if (!strcmp(key,"msg")) { 915 if (!strcmp (key, "msg"))
916 {
851 while (fgets(buf, HUGE_BUF-1, fp)!=NULL) { 917 while (fgets (buf, HUGE_BUF - 1, fp) != NULL)
852 if (!strcmp(buf,"endmsg\n")) break; 918 {
853 else { 919 if (!strcmp (buf, "endmsg\n"))
920 break;
921 else
922 {
854 /* slightly more efficient than strcat */ 923 /* slightly more efficient than strcat */
855 strcpy(msgbuf+msgpos, buf); 924 strcpy (msgbuf + msgpos, buf);
856 msgpos += strlen(buf); 925 msgpos += strlen (buf);
857 } 926 }
858 } 927 }
859 /* 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
860 * with nothing between). There is no reason in those cases to 929 * with nothing between). There is no reason in those cases to
861 * keep the empty message. Also, msgbuf contains garbage data 930 * keep the empty message. Also, msgbuf contains garbage data
862 * when msgpos is zero, so copying it results in crashes 931 * when msgpos is zero, so copying it results in crashes
863 */ 932 */
864 if (msgpos != 0) 933 if (msgpos != 0)
865 m->msg = strdup_local(msgbuf); 934 m->msg = strdup_local (msgbuf);
866 } 935 }
867 else if (!strcmp(key,"maplore")) { 936 else if (!strcmp (key, "maplore"))
937 {
868 while (fgets(buf, HUGE_BUF-1, fp)!=NULL) { 938 while (fgets (buf, HUGE_BUF - 1, fp) != NULL)
869 if (!strcmp(buf,"endmaplore\n")) break; 939 {
870 else { 940 if (!strcmp (buf, "endmaplore\n"))
941 break;
942 else
943 {
871 /* slightly more efficient than strcat */ 944 /* slightly more efficient than strcat */
872 strcpy(maplorebuf+maplorepos, buf); 945 strcpy (maplorebuf + maplorepos, buf);
873 maplorepos += strlen(buf); 946 maplorepos += strlen (buf);
874 } 947 }
875 } 948 }
876 if (maplorepos != 0) 949 if (maplorepos != 0)
877 m->maplore = strdup_local(maplorebuf); 950 m->maplore = strdup_local (maplorebuf);
878 } 951 }
879 else if (!strcmp(key,"end")) { 952 else if (!strcmp (key, "end"))
880 break; 953 {
881 } 954 break;
955 }
882 else if (value == NULL) { 956 else if (value == NULL)
957 {
883 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);
884 } 959 }
885 else if (!strcmp(key, "arch")) { 960 else if (!strcmp (key, "arch"))
961 {
886 /* This is an oddity, but not something we care about much. */ 962 /* This is an oddity, but not something we care about much. */
887 if (strcmp(value,"map\n")) 963 if (strcmp (value, "map\n"))
888 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);
889 } 965 }
890 else if (!strcmp(key,"name")) { 966 else if (!strcmp (key, "name"))
891 *end=0; 967 {
968 *end = 0;
892 m->name = strdup_local(value); 969 m->name = strdup_local (value);
893 } 970 }
894 /* first strcmp value on these are old names supported 971 /* first strcmp value on these are old names supported
895 * for compatibility reasons. The new values (second) are 972 * for compatibility reasons. The new values (second) are
896 * what really should be used. 973 * what really should be used.
897 */ 974 */
975 else if (!strcmp (key, "oid"))
976 {
977 fp.get (m, atoi (value));
978 }
979 else if (!strcmp (key, "attach"))
980 {
981 m->attach = value;
982 }
898 else if (!strcmp(key,"hp") || !strcmp(key, "enter_x")) { 983 else if (!strcmp (key, "hp") || !strcmp (key, "enter_x"))
984 {
899 m->enter_x = atoi(value); 985 m->enter_x = atoi (value);
986 }
900 } else if (!strcmp(key,"sp") || !strcmp(key, "enter_y")) { 987 else if (!strcmp (key, "sp") || !strcmp (key, "enter_y"))
988 {
901 m->enter_y = atoi(value); 989 m->enter_y = atoi (value);
990 }
902 } else if (!strcmp(key,"x") || !strcmp(key, "width")) { 991 else if (!strcmp (key, "x") || !strcmp (key, "width"))
992 {
903 m->width = atoi(value); 993 m->width = atoi (value);
994 }
904 } else if (!strcmp(key,"y") || !strcmp(key, "height")) { 995 else if (!strcmp (key, "y") || !strcmp (key, "height"))
996 {
905 m->height = atoi(value); 997 m->height = atoi (value);
998 }
906 } else if (!strcmp(key,"weight") || !strcmp(key, "reset_timeout")) { 999 else if (!strcmp (key, "weight") || !strcmp (key, "reset_timeout"))
1000 {
907 m->reset_timeout = atoi(value); 1001 m->reset_timeout = atoi (value);
1002 }
908 } else if (!strcmp(key,"value") || !strcmp(key, "swap_time")) { 1003 else if (!strcmp (key, "value") || !strcmp (key, "swap_time"))
1004 {
909 m->timeout = atoi(value); 1005 m->timeout = atoi (value);
1006 }
910 } else if (!strcmp(key,"level") || !strcmp(key, "difficulty")) { 1007 else if (!strcmp (key, "level") || !strcmp (key, "difficulty"))
1008 {
911 m->difficulty = atoi(value); 1009 m->difficulty = atoi (value);
1010 }
912 } else if (!strcmp(key,"invisible") || !strcmp(key, "darkness")) { 1011 else if (!strcmp (key, "invisible") || !strcmp (key, "darkness"))
1012 {
913 m->darkness = atoi(value); 1013 m->darkness = atoi (value);
1014 }
914 } else if (!strcmp(key,"stand_still") || !strcmp(key, "fixed_resettime")) { 1015 else if (!strcmp (key, "stand_still") || !strcmp (key, "fixed_resettime"))
1016 {
915 m->fixed_resettime = atoi(value); 1017 m->fixed_resettime = atoi (value);
1018 }
916 } else if (!strcmp(key,"unique")) { 1019 else if (!strcmp (key, "unique"))
1020 {
917 m->unique = atoi(value); 1021 m->unique = atoi (value);
1022 }
918 } else if (!strcmp(key,"template")) { 1023 else if (!strcmp (key, "template"))
1024 {
919 m->templatemap = atoi(value); 1025 m->templatemap = atoi (value);
1026 }
920 } else if (!strcmp(key,"region")) { 1027 else if (!strcmp (key, "region"))
1028 {
921 m->region = get_region_by_name(value); 1029 m->region = get_region_by_name (value);
1030 }
922 } else if (!strcmp(key,"shopitems")) { 1031 else if (!strcmp (key, "shopitems"))
923 *end=0; 1032 {
1033 *end = 0;
924 m->shopitems = parse_shop_string(value); 1034 m->shopitems = parse_shop_string (value);
1035 }
925 } else if (!strcmp(key,"shopgreed")) { 1036 else if (!strcmp (key, "shopgreed"))
1037 {
926 m->shopgreed = atof(value); 1038 m->shopgreed = atof (value);
1039 }
927 } else if (!strcmp(key,"shopmin")) { 1040 else if (!strcmp (key, "shopmin"))
1041 {
928 m->shopmin = atol(value); 1042 m->shopmin = atol (value);
1043 }
929 } else if (!strcmp(key,"shopmax")) { 1044 else if (!strcmp (key, "shopmax"))
1045 {
930 m->shopmax = atol(value); 1046 m->shopmax = atol (value);
1047 }
931 } else if (!strcmp(key,"shoprace")) { 1048 else if (!strcmp (key, "shoprace"))
932 *end=0; 1049 {
1050 *end = 0;
933 m->shoprace = strdup_local(value); 1051 m->shoprace = strdup_local (value);
1052 }
934 } else if (!strcmp(key,"outdoor")) { 1053 else if (!strcmp (key, "outdoor"))
1054 {
935 m->outdoor = atoi(value); 1055 m->outdoor = atoi (value);
1056 }
936 } else if (!strcmp(key, "temp")) { 1057 else if (!strcmp (key, "temp"))
1058 {
937 m->temp = atoi(value); 1059 m->temp = atoi (value);
1060 }
938 } else if (!strcmp(key, "pressure")) { 1061 else if (!strcmp (key, "pressure"))
1062 {
939 m->pressure = atoi(value); 1063 m->pressure = atoi (value);
1064 }
940 } else if (!strcmp(key, "humid")) { 1065 else if (!strcmp (key, "humid"))
1066 {
941 m->humid = atoi(value); 1067 m->humid = atoi (value);
1068 }
942 } else if (!strcmp(key, "windspeed")) { 1069 else if (!strcmp (key, "windspeed"))
1070 {
943 m->windspeed = atoi(value); 1071 m->windspeed = atoi (value);
1072 }
944 } else if (!strcmp(key, "winddir")) { 1073 else if (!strcmp (key, "winddir"))
1074 {
945 m->winddir = atoi(value); 1075 m->winddir = atoi (value);
1076 }
946 } else if (!strcmp(key, "sky")) { 1077 else if (!strcmp (key, "sky"))
1078 {
947 m->sky = atoi(value); 1079 m->sky = atoi (value);
1080 }
948 } else if (!strcmp(key, "nosmooth")) { 1081 else if (!strcmp (key, "nosmooth"))
1082 {
949 m->nosmooth = atoi(value); 1083 m->nosmooth = atoi (value);
950 } else if (!strcmp(key, "safe_map")) { 1084 }
951 m->safe_map = atoi(value);
952 }
953 else if (!strncmp(key,"tile_path_", 10)) { 1085 else if (!strncmp (key, "tile_path_", 10))
1086 {
954 int tile=atoi(key+10); 1087 int tile = atoi (key + 10);
955 1088
956 if (tile<1 || tile>4) { 1089 if (tile < 1 || tile > 4)
1090 {
957 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);
958 tile, m->path); 1092 }
959 } else { 1093 else
1094 {
960 char *path; 1095 char *path;
961 1096
962 *end = 0; 1097 *end = 0;
963 1098
964 if (m->tile_path[tile-1]) { 1099 if (m->tile_path[tile - 1])
1100 {
965 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);
966 tile, m->path);
967 free(m->tile_path[tile-1]); 1102 free (m->tile_path[tile - 1]);
968 m->tile_path[tile-1] = NULL; 1103 m->tile_path[tile - 1] = NULL;
969 } 1104 }
970 1105
971 if (check_path(value, 1) != -1) { 1106 if (check_path (value, 1) != -1)
1107 {
972 /* The unadorned path works. */ 1108 /* The unadorned path works. */
973 path = value; 1109 path = value;
974 } else { 1110 }
1111 else
1112 {
975 /* Try again; it could be a relative exit. */ 1113 /* Try again; it could be a relative exit. */
976 1114
977 path = path_combine_and_normalize(m->path, value); 1115 path = path_combine_and_normalize (m->path, value);
978 1116
979 if (check_path(path, 1) == -1) { 1117 if (check_path (path, 1) == -1)
1118 {
980 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);
981 path = NULL; 1120 path = NULL;
982 } 1121 }
983 } 1122 }
984 1123
985 if (editor) { 1124 if (editor)
1125 {
986 /* Use the value as in the file. */ 1126 /* Use the value as in the file. */
987 m->tile_path[tile-1] = strdup_local(value); 1127 m->tile_path[tile - 1] = strdup_local (value);
988 } else if (path != NULL) { 1128 }
1129 else if (path != NULL)
1130 {
989 /* Use the normalized value. */ 1131 /* Use the normalized value. */
990 m->tile_path[tile-1] = strdup_local(path); 1132 m->tile_path[tile - 1] = strdup_local (path);
991 } 1133 }
992 } /* end if tile direction (in)valid */ 1134 } /* end if tile direction (in)valid */
993 } 1135 }
994 else { 1136 else
1137 {
995 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);
996 } 1139 }
997 } 1140 }
998 if (!key || strcmp(key,"end")) { 1141 if (!key || strcmp (key, "end"))
1142 {
999 LOG(llevError,"Got premature eof on map header!\n"); 1143 LOG (llevError, "Got premature eof on map header!\n");
1000 return 1; 1144 return 1;
1001 } 1145 }
1002 return 0; 1146 return 0;
1003} 1147}
1004 1148
1005/* 1149/*
1006 * Opens the file "filename" and reads information about the map 1150 * Opens the file "filename" and reads information about the map
1007 * from the given file, and stores it in a newly allocated 1151 * from the given file, and stores it in a newly allocated
… …
1009 * flags correspond to those in map.h. Main ones used are 1153 * flags correspond to those in map.h. Main ones used are
1010 * 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
1011 * 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
1012 * cases, no matter if this flag is set or not. 1156 * cases, no matter if this flag is set or not.
1013 * 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
1014 * managed map list. 1158 * managed map list.
1015 */ 1159 */
1016 1160
1161mapstruct *
1017mapstruct *load_original_map(const char *filename, int flags) { 1162load_original_map (const char *filename, int flags)
1018 FILE *fp; 1163{
1019 mapstruct *m; 1164 mapstruct *m;
1020 int comp;
1021 char pathname[MAX_BUF]; 1165 char pathname[MAX_BUF];
1022 1166
1023 LOG(llevDebug, "load_original_map: %s (%x)\n", filename,flags);
1024 if (flags & MAP_PLAYER_UNIQUE) 1167 if (flags & MAP_PLAYER_UNIQUE)
1025 strcpy(pathname, filename); 1168 strcpy (pathname, filename);
1026 else if (flags & MAP_OVERLAY) 1169 else if (flags & MAP_OVERLAY)
1027 strcpy(pathname, create_overlay_pathname(filename)); 1170 strcpy (pathname, create_overlay_pathname (filename));
1028 else 1171 else
1029 strcpy(pathname, create_pathname(filename)); 1172 strcpy (pathname, create_pathname (filename));
1030 1173
1031 if((fp=open_and_uncompress(pathname, 0, &comp))==NULL) { 1174 LOG (llevDebug, "load_original_map(%x): %s (%s)\n", flags, filename, pathname);
1032 LOG(llevError, "Can't open %s: %s\n", pathname, strerror_local(errno));
1033 return (NULL);
1034 }
1035 1175
1036 object_thawer thawer (filename); 1176 object_thawer thawer (pathname);
1037 1177
1178 if (!thawer)
1179 return 0;
1180
1038 m = get_linked_map(); 1181 m = get_linked_map ();
1039 1182
1040 strcpy (m->path, filename); 1183 strcpy (m->path, filename);
1041 if (load_map_header(fp, m)) { 1184 if (load_map_header (thawer, m))
1185 {
1042 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);
1043 filename, flags);
1044 delete_map(m); 1187 delete_map (m);
1045 return NULL; 1188 return NULL;
1046 } 1189 }
1047 1190
1048 allocate_map(m); 1191 allocate_map (m);
1049 m->compressed = comp;
1050 1192
1051 m->in_memory=MAP_LOADING; 1193 m->in_memory = MAP_LOADING;
1052 load_objects (m, fp, thawer, flags & (MAP_BLOCK|MAP_STYLE)); 1194 load_objects (m, thawer, flags & (MAP_BLOCK | MAP_STYLE));
1053 close_and_delete(fp, comp); 1195
1054 m->in_memory=MAP_IN_MEMORY; 1196 m->in_memory = MAP_IN_MEMORY;
1055 if (!MAP_DIFFICULTY(m)) 1197 if (!MAP_DIFFICULTY (m))
1056 MAP_DIFFICULTY(m)=calculate_difficulty(m); 1198 MAP_DIFFICULTY (m) = calculate_difficulty (m);
1057 set_map_reset_time(m); 1199 set_map_reset_time (m);
1058 INVOKE_MAP (LOAD, m); 1200 m->instantiate ();
1059 return (m); 1201 return (m);
1060} 1202}
1061 1203
1062/* 1204/*
1063 * Loads a map, which has been loaded earlier, from file. 1205 * Loads a map, which has been loaded earlier, from file.
1064 * 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
1065 * option if we can't find the original map) 1207 * option if we can't find the original map)
1066 */ 1208 */
1067 1209
1210static mapstruct *
1068static mapstruct *load_temporary_map(mapstruct *m) { 1211load_temporary_map (mapstruct *m)
1069 FILE *fp; 1212{
1070 int comp;
1071 char buf[MAX_BUF]; 1213 char buf[MAX_BUF];
1072 1214
1073 if (!m->tmpname) { 1215 if (!m->tmpname)
1216 {
1074 LOG(llevError, "No temporary filename for map %s\n", m->path); 1217 LOG (llevError, "No temporary filename for map %s\n", m->path);
1075 strcpy(buf, m->path); 1218 strcpy (buf, m->path);
1076 delete_map(m); 1219 delete_map (m);
1077 m = load_original_map(buf, 0); 1220 m = load_original_map (buf, 0);
1078 if(m==NULL) return NULL; 1221 if (m == NULL)
1222 return NULL;
1079 fix_auto_apply(m); /* Chests which open as default */ 1223 fix_auto_apply (m); /* Chests which open as default */
1080 return m; 1224 return m;
1081 } 1225 }
1082 1226
1083 if((fp=open_and_uncompress(m->tmpname,0, &comp))==NULL) {
1084 LOG(llevError, "Cannot open %s: %s\n",m->tmpname, strerror_local(errno));
1085 strcpy(buf, m->path);
1086 delete_map(m);
1087 m = load_original_map(buf, 0);
1088 if(m==NULL) return NULL;
1089 fix_auto_apply(m); /* Chests which open as default */
1090 return m;
1091 }
1092
1093 object_thawer thawer (m->tmpname); 1227 object_thawer thawer (m->tmpname);
1094 1228
1229 if (!thawer)
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
1095 if (load_map_header(fp, m)) { 1240 if (load_map_header (thawer, m))
1241 {
1096 LOG(llevError,"Error loading map header for %s (%s)\n", 1242 LOG (llevError, "Error loading map header for %s (%s)\n", m->path, m->tmpname);
1097 m->path, m->tmpname);
1098 delete_map(m); 1243 delete_map (m);
1099 m = load_original_map(m->path, 0); 1244 m = load_original_map (m->path, 0);
1100 return NULL; 1245 return NULL;
1101 } 1246 }
1102 m->compressed = comp;
1103 allocate_map(m); 1247 allocate_map (m);
1104 1248
1105 m->in_memory=MAP_LOADING; 1249 m->in_memory = MAP_LOADING;
1106 load_objects (m, fp, thawer, 0); 1250 load_objects (m, thawer, 0);
1107 close_and_delete(fp, comp); 1251
1108 m->in_memory=MAP_IN_MEMORY; 1252 m->in_memory = MAP_IN_MEMORY;
1109 INVOKE_MAP (SWAPIN, m); 1253 INVOKE_MAP (SWAPIN, m);
1110 return m; 1254 return m;
1111} 1255}
1112 1256
1113/* 1257/*
1114 * Loads a map, which has been loaded earlier, from file. 1258 * Loads a map, which has been loaded earlier, from file.
1115 * 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
1116 * option if we can't find the original map) 1260 * option if we can't find the original map)
1117 */ 1261 */
1118 1262
1263mapstruct *
1119mapstruct *load_overlay_map(const char *filename, mapstruct *m) { 1264load_overlay_map (const char *filename, mapstruct *m)
1120 FILE *fp; 1265{
1121 int comp;
1122 char pathname[MAX_BUF]; 1266 char pathname[MAX_BUF];
1123 1267
1124 strcpy(pathname, create_overlay_pathname(filename)); 1268 strcpy (pathname, create_overlay_pathname (filename));
1125 1269
1126 if((fp=open_and_uncompress(pathname, 0, &comp))==NULL) {
1127/* LOG(llevDebug,"Can't open overlay %s\n", pathname);*/
1128 return m;
1129 }
1130
1131 object_thawer thawer (pathname); 1270 object_thawer thawer (pathname);
1132
1133 if (load_map_header(fp, m)) {
1134 LOG(llevError,"Error loading map header for overlay %s (%s)\n",
1135 m->path, pathname);
1136 delete_map(m);
1137 m = load_original_map(m->path, 0);
1138 return NULL;
1139 }
1140 m->compressed = comp;
1141 /*allocate_map(m);*/
1142 1271
1143 m->in_memory=MAP_LOADING; 1272 if (!thawer)
1144 load_objects (m, fp, thawer, MAP_OVERLAY);
1145 close_and_delete(fp, comp);
1146 m->in_memory=MAP_IN_MEMORY;
1147 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;
1148} 1289}
1149 1290
1150/****************************************************************************** 1291/******************************************************************************
1151 * This is the start of unique map handling code 1292 * This is the start of unique map handling code
1152 *****************************************************************************/ 1293 *****************************************************************************/
1153 1294
1154/* 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. */
1296static void
1155static void delete_unique_items(mapstruct *m) 1297delete_unique_items (mapstruct *m)
1156{ 1298{
1157 int i,j,unique; 1299 int i, j, unique;
1158 object *op, *next; 1300 object *op, *next;
1159 1301
1160 for(i=0; i<MAP_WIDTH(m); i++) 1302 for (i = 0; i < MAP_WIDTH (m); i++)
1161 for(j=0; j<MAP_HEIGHT(m); j++) { 1303 for (j = 0; j < MAP_HEIGHT (m); j++)
1304 {
1162 unique=0; 1305 unique = 0;
1163 for (op=get_map_ob(m, i, j); op; op=next) { 1306 for (op = get_map_ob (m, i, j); op; op = next)
1164 next = op->above; 1307 {
1308 next = op->above;
1165 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))
1166 unique=1; 1310 unique = 1;
1167 if(op->head == NULL && (QUERY_FLAG(op, FLAG_UNIQUE) || unique)) { 1311 if (op->head == NULL && (QUERY_FLAG (op, FLAG_UNIQUE) || unique))
1168 clean_object(op); 1312 {
1313 clean_object (op);
1169 if (QUERY_FLAG(op, FLAG_IS_LINKED)) 1314 if (QUERY_FLAG (op, FLAG_IS_LINKED))
1170 remove_button_link(op); 1315 remove_button_link (op);
1171 remove_ob(op); 1316 remove_ob (op);
1172 free_object(op); 1317 free_object (op);
1173 } 1318 }
1319 }
1174 } 1320 }
1175 }
1176} 1321}
1177 1322
1178 1323
1179/* 1324/*
1180 * 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
1181 * m is the map to load unique items into. 1326 * m is the map to load unique items into.
1182 */ 1327 */
1328static void
1183static void load_unique_objects(mapstruct *m) { 1329load_unique_objects (mapstruct *m)
1184 FILE *fp; 1330{
1185 int comp,count; 1331 int count;
1186 char firstname[MAX_BUF]; 1332 char firstname[MAX_BUF];
1187 1333
1188 for (count=0; count<10; count++) { 1334 for (count = 0; count < 10; count++)
1335 {
1189 sprintf(firstname, "%s.v%02d", create_items_path(m->path), count); 1336 sprintf (firstname, "%s.v%02d", create_items_path (m->path), count);
1190 if (!access(firstname, R_OK)) break; 1337 if (!access (firstname, R_OK))
1338 break;
1191 } 1339 }
1192 /* If we get here, we did not find any map */ 1340 /* If we get here, we did not find any map */
1193 if (count==10) return; 1341 if (count == 10)
1342 return;
1194 1343
1195 if ((fp=open_and_uncompress(firstname, 0, &comp))==NULL) {
1196 /* There is no expectation that every map will have unique items, but this
1197 * is debug output, so leave it in.
1198 */
1199 LOG(llevDebug, "Can't open unique items file for %s\n", create_items_path(m->path));
1200 return;
1201 }
1202
1203 object_thawer thawer (firstname); 1344 object_thawer thawer (firstname);
1204 1345
1346 if (!thawer)
1347 return;
1348
1205 m->in_memory=MAP_LOADING; 1349 m->in_memory = MAP_LOADING;
1206 if (m->tmpname == NULL) /* if we have loaded unique items from */ 1350 if (m->tmpname == NULL) /* if we have loaded unique items from */
1207 delete_unique_items(m); /* original map before, don't duplicate them */ 1351 delete_unique_items (m); /* original map before, don't duplicate them */
1208 load_object(fp, thawer, NULL, LO_NOREAD,0);
1209 load_objects (m, fp, thawer, 0); 1352 load_objects (m, thawer, 0);
1210 close_and_delete(fp, comp); 1353
1211 m->in_memory=MAP_IN_MEMORY; 1354 m->in_memory = MAP_IN_MEMORY;
1212} 1355}
1213 1356
1214 1357
1215/* 1358/*
1216 * 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
… …
1219 * The temporary filename will be stored in the mapstructure. 1362 * The temporary filename will be stored in the mapstructure.
1220 * 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
1221 * (this should have been updated when first loaded) 1364 * (this should have been updated when first loaded)
1222 */ 1365 */
1223 1366
1367int
1224int new_save_map(mapstruct *m, int flag) { 1368new_save_map (mapstruct *m, int flag)
1225 FILE *fp, *fp2; 1369{
1226 char filename[MAX_BUF],buf[MAX_BUF], buf_s[MAX_BUF], 1370 char filename[MAX_BUF], buf[MAX_BUF], shop[MAX_BUF];
1227 shop[MAX_BUF], filename_s[MAX_BUF];
1228 int i; 1371 int i;
1229 1372
1230 if (flag && !*m->path) { 1373 if (flag && !*m->path)
1374 {
1231 LOG(llevError,"Tried to save map without path.\n"); 1375 LOG (llevError, "Tried to save map without path.\n");
1232 return -1; 1376 return -1;
1233 }
1234 1377 }
1378
1235 if (flag || (m->unique) || (m->templatemap)) { 1379 if (flag || (m->unique) || (m->templatemap))
1236 if (!m->unique && !m->templatemap) { /* flag is set */ 1380 {
1381 if (!m->unique && !m->templatemap)
1382 { /* flag is set */
1237 if (flag == 2) 1383 if (flag == 2)
1238 strcpy(filename, create_overlay_pathname(m->path)); 1384 strcpy (filename, create_overlay_pathname (m->path));
1239 else 1385 else
1240 strcpy (filename, create_pathname (m->path)); 1386 strcpy (filename, create_pathname (m->path));
1241 } else 1387 }
1388 else
1242 strcpy (filename, m->path); 1389 strcpy (filename, m->path);
1243 1390
1244 /* If the compression suffix already exists on the filename, don't
1245 * put it on again. This nasty looking strcmp checks to see if the
1246 * compression suffix is at the end of the filename already.
1247 */
1248 if (m->compressed &&
1249 strcmp((filename + strlen(filename)-strlen(uncomp[m->compressed][0])),
1250 uncomp[m->compressed][0]))
1251 strcat(filename, uncomp[m->compressed][0]);
1252 make_path_to_file(filename); 1391 make_path_to_file (filename);
1253 } else { 1392 }
1393 else
1394 {
1254 if (!m->tmpname) 1395 if (!m->tmpname)
1255 m->tmpname = tempnam_local(settings.tmpdir,NULL); 1396 m->tmpname = tempnam_local (settings.tmpdir, NULL);
1397
1256 strcpy(filename, m->tmpname); 1398 strcpy (filename, m->tmpname);
1257 } 1399 }
1400
1258 LOG(llevDebug,"Saving map %s to %s\n", m->path, filename); 1401 LOG (llevDebug, "Saving map %s to %s\n", m->path, filename);
1259 m->in_memory = MAP_SAVING; 1402 m->in_memory = MAP_SAVING;
1260 1403
1261 sprintf (filename_s, "%s~", filename);
1262
1263 /* Compress if it isn't a temporary save. Do compress if unique */
1264 if (m->compressed && (m->unique || m->templatemap || flag)) {
1265 char buf[MAX_BUF];
1266 strcpy(buf, uncomp[m->compressed][2]);
1267 strcat(buf, " > ");
1268 strcat(buf, filename_s);
1269 fp = popen(buf, "w");
1270 } else
1271 fp = fopen(filename_s, "w");
1272
1273 if(fp == NULL) {
1274 LOG(llevError, "Cannot write %s: %s\n", filename_s, strerror_local(errno));
1275 return -1;
1276 }
1277
1278 object_freezer freezer (filename); 1404 object_freezer freezer;
1279 1405
1280 /* legacy */ 1406 /* legacy */
1281 fprintf(fp,"arch map\n"); 1407 fprintf (freezer, "arch map\n");
1408 if (m->name)
1282 if (m->name) fprintf(fp,"name %s\n", m->name); 1409 fprintf (freezer, "name %s\n", m->name);
1410 if (!flag)
1283 if (!flag) fprintf(fp,"swap_time %d\n", m->swap_time); 1411 fprintf (freezer, "swap_time %d\n", m->swap_time);
1412 if (m->reset_timeout)
1284 if (m->reset_timeout) fprintf(fp,"reset_timeout %d\n", m->reset_timeout); 1413 fprintf (freezer, "reset_timeout %d\n", m->reset_timeout);
1414 if (m->fixed_resettime)
1285 if (m->fixed_resettime) fprintf(fp,"fixed_resettime %d\n", m->fixed_resettime); 1415 fprintf (freezer, "fixed_resettime %d\n", m->fixed_resettime);
1286 /* we unfortunately have no idea if this is a value the creator set 1416 /* we unfortunately have no idea if this is a value the creator set
1287 * or a difficulty value we generated when the map was first loaded 1417 * or a difficulty value we generated when the map was first loaded
1288 */ 1418 */
1419 if (m->difficulty)
1289 if (m->difficulty) fprintf(fp,"difficulty %d\n", m->difficulty); 1420 fprintf (freezer, "difficulty %d\n", m->difficulty);
1421 if (m->region)
1290 if (m->region) fprintf(fp,"region %s\n", m->region->name); 1422 fprintf (freezer, "region %s\n", m->region->name);
1291 if (m->shopitems) { 1423 if (m->shopitems)
1424 {
1292 print_shop_string(m, shop); 1425 print_shop_string (m, shop);
1293 fprintf(fp,"shopitems %s\n", shop); 1426 fprintf (freezer, "shopitems %s\n", shop);
1294 } 1427 }
1428 if (m->shopgreed)
1295 if (m->shopgreed) fprintf(fp,"shopgreed %f\n", m->shopgreed); 1429 fprintf (freezer, "shopgreed %f\n", m->shopgreed);
1296#ifndef WIN32 1430#ifndef WIN32
1431 if (m->shopmin)
1297 if (m->shopmin) fprintf(fp,"shopmin %llu\n", m->shopmin); 1432 fprintf (freezer, "shopmin %llu\n", m->shopmin);
1433 if (m->shopmax)
1298 if (m->shopmax) fprintf(fp,"shopmax %llu\n", m->shopmax); 1434 fprintf (freezer, "shopmax %llu\n", m->shopmax);
1299#else 1435#else
1436 if (m->shopmin)
1300 if (m->shopmin) fprintf(fp,"shopmin %I64u\n", m->shopmin); 1437 fprintf (freezer, "shopmin %I64u\n", m->shopmin);
1438 if (m->shopmax)
1301 if (m->shopmax) fprintf(fp,"shopmax %I64u\n", m->shopmax); 1439 fprintf (freezer, "shopmax %I64u\n", m->shopmax);
1302#endif 1440#endif
1441 if (m->shoprace)
1303 if (m->shoprace) fprintf(fp,"shoprace %s\n", m->shoprace); 1442 fprintf (freezer, "shoprace %s\n", m->shoprace);
1443 if (m->darkness)
1304 if (m->darkness) fprintf(fp,"darkness %d\n", m->darkness); 1444 fprintf (freezer, "darkness %d\n", m->darkness);
1445 if (m->width)
1305 if (m->width) fprintf(fp,"width %d\n", m->width); 1446 fprintf (freezer, "width %d\n", m->width);
1447 if (m->height)
1306 if (m->height) fprintf(fp,"height %d\n", m->height); 1448 fprintf (freezer, "height %d\n", m->height);
1449 if (m->enter_x)
1307 if (m->enter_x) fprintf(fp,"enter_x %d\n", m->enter_x); 1450 fprintf (freezer, "enter_x %d\n", m->enter_x);
1451 if (m->enter_y)
1308 if (m->enter_y) fprintf(fp,"enter_y %d\n", m->enter_y); 1452 fprintf (freezer, "enter_y %d\n", m->enter_y);
1453 if (m->msg)
1309 if (m->msg) fprintf(fp,"msg\n%sendmsg\n", m->msg); 1454 fprintf (freezer, "msg\n%sendmsg\n", m->msg);
1455 if (m->maplore)
1310 if (m->maplore) fprintf(fp,"maplore\n%sendmaplore\n", m->maplore); 1456 fprintf (freezer, "maplore\n%sendmaplore\n", m->maplore);
1457 if (m->unique)
1311 if (m->unique) fprintf(fp,"unique %d\n", m->unique); 1458 fprintf (freezer, "unique %d\n", m->unique);
1459 if (m->templatemap)
1312 if (m->templatemap) fprintf(fp,"template %d\n", m->templatemap); 1460 fprintf (freezer, "template %d\n", m->templatemap);
1461 if (m->outdoor)
1313 if (m->outdoor) fprintf(fp,"outdoor %d\n", m->outdoor); 1462 fprintf (freezer, "outdoor %d\n", m->outdoor);
1463 if (m->temp)
1314 if (m->temp) fprintf(fp, "temp %d\n", m->temp); 1464 fprintf (freezer, "temp %d\n", m->temp);
1465 if (m->pressure)
1315 if (m->pressure) fprintf(fp, "pressure %d\n", m->pressure); 1466 fprintf (freezer, "pressure %d\n", m->pressure);
1467 if (m->humid)
1316 if (m->humid) fprintf(fp, "humid %d\n", m->humid); 1468 fprintf (freezer, "humid %d\n", m->humid);
1469 if (m->windspeed)
1317 if (m->windspeed) fprintf(fp, "windspeed %d\n", m->windspeed); 1470 fprintf (freezer, "windspeed %d\n", m->windspeed);
1471 if (m->winddir)
1318 if (m->winddir) fprintf(fp, "winddir %d\n", m->winddir); 1472 fprintf (freezer, "winddir %d\n", m->winddir);
1473 if (m->sky)
1319 if (m->sky) fprintf(fp, "sky %d\n", m->sky); 1474 fprintf (freezer, "sky %d\n", m->sky);
1475 if (m->nosmooth)
1320 if (m->nosmooth) fprintf(fp, "nosmooth %d\n", m->nosmooth); 1476 fprintf (freezer, "nosmooth %d\n", m->nosmooth);
1321 if (m->safe_map) fprintf(fp, "safe_map %d\n", m->safe_map);
1322 1477
1323 /* Save any tiling information, except on overlays */ 1478 /* Save any tiling information, except on overlays */
1324 if (flag != 2) 1479 if (flag != 2)
1325 for (i=0; i<4; i++) 1480 for (i = 0; i < 4; i++)
1326 if (m->tile_path[i]) 1481 if (m->tile_path[i])
1327 fprintf(fp,"tile_path_%d %s\n", i+1, m->tile_path[i]); 1482 fprintf (freezer, "tile_path_%d %s\n", i + 1, m->tile_path[i]);
1328 1483
1484 freezer.put (m);
1329 fprintf(fp,"end\n"); 1485 fprintf (freezer, "end\n");
1330 1486
1331 /* In the game save unique items in the different file, but 1487 /* In the game save unique items in the different file, but
1332 * in the editor save them to the normal map file. 1488 * in the editor save them to the normal map file.
1333 * If unique map, save files in the proper destination (set by 1489 * If unique map, save files in the proper destination (set by
1334 * player) 1490 * player)
1335 */ 1491 */
1336 if ((flag == 0 || flag == 2) && !m->unique && !m->templatemap) { 1492 if ((flag == 0 || flag == 2) && !m->unique && !m->templatemap)
1493 {
1494 object_freezer unique;
1495
1496 if (flag == 2)
1497 save_objects (m, freezer, unique, 2);
1498 else
1499 save_objects (m, freezer, unique, 0);
1500
1337 sprintf (buf,"%s.v00",create_items_path (m->path)); 1501 sprintf (buf, "%s.v00", create_items_path (m->path));
1338 sprintf (buf_s, "%s~", buf);
1339 if ((fp2 = fopen (buf_s, "w")) == NULL) {
1340 LOG(llevError, "Can't open unique items file %s\n", buf_s);
1341 }
1342 1502
1343 object_freezer freezer2 (buf); 1503 unique.save (buf);
1344
1345 if (flag == 2)
1346 save_objects(m, fp, freezer, fp2, freezer2, 2);
1347 else
1348 save_objects (m, fp,freezer, fp2, freezer2, 0);
1349 if (fp2 != NULL) {
1350 if (ftell (fp2) == 0) {
1351 fclose (fp2);
1352 rename (buf_s, buf);
1353 unlink (buf);
1354 } else {
1355 fclose (fp2);
1356 rename (buf_s, buf);
1357 chmod (buf, SAVE_MODE);
1358 } 1504 }
1359 }
1360 } else { /* save same file when not playing, like in editor */
1361 save_objects(m, fp, freezer, fp, freezer, 0);
1362 }
1363
1364 if (m->compressed && (m->unique || m->templatemap || flag))
1365 pclose(fp);
1366 else 1505 else
1367 fclose(fp); 1506 { /* save same file when not playing, like in editor */
1507 save_objects (m, freezer, freezer, 0);
1508 }
1368 1509
1369 rename (filename_s, filename); 1510 freezer.save (filename);
1370 1511
1371 chmod (filename, SAVE_MODE);
1372 return 0; 1512 return 0;
1373} 1513}
1374 1514
1375 1515
1376/* 1516/*
1377 * 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.
1378 * object.c ? 1518 * object.c ?
1379 */ 1519 */
1380 1520
1521void
1381void clean_object(object *op) 1522clean_object (object *op)
1382{ 1523{
1383 object *tmp, *next; 1524 object *tmp, *next;
1384 1525
1385 for(tmp = op->inv; tmp; tmp = next) 1526 for (tmp = op->inv; tmp; tmp = next)
1386 { 1527 {
1387 next = tmp->below; 1528 next = tmp->below;
1388 clean_object(tmp); 1529 clean_object (tmp);
1389 if (QUERY_FLAG(tmp, FLAG_IS_LINKED)) 1530 if (QUERY_FLAG (tmp, FLAG_IS_LINKED))
1390 remove_button_link(tmp); 1531 remove_button_link (tmp);
1391 remove_ob(tmp); 1532 remove_ob (tmp);
1392 free_object(tmp); 1533 free_object (tmp);
1393 } 1534 }
1394} 1535}
1395 1536
1396/* 1537/*
1397 * Remove and free all objects in the given map. 1538 * Remove and free all objects in the given map.
1398 */ 1539 */
1399 1540
1541void
1400void free_all_objects(mapstruct *m) { 1542free_all_objects (mapstruct *m)
1543{
1401 int i,j; 1544 int i, j;
1402 object *op; 1545 object *op;
1403 1546
1404 for(i=0;i<MAP_WIDTH(m);i++) 1547 for (i = 0; i < MAP_WIDTH (m); i++)
1405 for(j=0;j<MAP_HEIGHT(m);j++) { 1548 for (j = 0; j < MAP_HEIGHT (m); j++)
1549 {
1406 object *previous_obj=NULL; 1550 object *previous_obj = NULL;
1551
1407 while((op=GET_MAP_OB(m,i,j))!=NULL) { 1552 while ((op = GET_MAP_OB (m, i, j)) != NULL)
1408 if (op==previous_obj) { 1553 {
1554 if (op == previous_obj)
1555 {
1409 LOG(llevDebug, "free_all_objects: Link error, bailing out.\n"); 1556 LOG (llevDebug, "free_all_objects: Link error, bailing out.\n");
1410 break; 1557 break;
1411 } 1558 }
1412 previous_obj=op; 1559 previous_obj = op;
1413 if(op->head!=NULL) 1560 if (op->head != NULL)
1414 op = op->head; 1561 op = op->head;
1415 1562
1416 /* 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
1417 * 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.
1418 */ 1565 */
1419 if (m->in_memory==MAP_IN_MEMORY) 1566 if (m->in_memory == MAP_IN_MEMORY)
1420 clean_object(op); 1567 clean_object (op);
1421 remove_ob(op); 1568 remove_ob (op);
1422 free_object(op); 1569 free_object (op);
1423 } 1570 }
1424 }
1425#ifdef MANY_CORES
1426 /* I see periodic cores on metalforge where a map has been swapped out, but apparantly
1427 * an item on that map was not saved - look for that condition and die as appropriate -
1428 * this leaves more of the map data intact for better debugging.
1429 */
1430 for (op=objects; op!=NULL; op=op->next) {
1431 if (!QUERY_FLAG(op, FLAG_REMOVED) && op->map == m) {
1432 LOG(llevDebug,"free_all_objects: object %s still on map after it should have been freed\n", op->name);
1433 abort();
1434 }
1435 } 1571 }
1436#endif
1437} 1572}
1438 1573
1439/* 1574/*
1440 * Frees everything allocated by the given mapstructure. 1575 * Frees everything allocated by the given mapstructure.
1441 * don't free tmpname - our caller is left to do that 1576 * don't free tmpname - our caller is left to do that
1442 */ 1577 */
1443 1578
1579void
1444void free_map(mapstruct *m,int flag) { 1580free_map (mapstruct *m, int flag)
1581{
1445 int i; 1582 int i;
1446 1583
1447 if (!m->in_memory) { 1584 if (!m->in_memory)
1585 {
1448 LOG(llevError,"Trying to free freed map.\n"); 1586 LOG (llevError, "Trying to free freed map.\n");
1449 return; 1587 return;
1450 } 1588 }
1451 if (flag && m->spaces) free_all_objects(m); 1589 if (flag && m->spaces)
1590 free_all_objects (m);
1591 if (m->name)
1452 if (m->name) FREE_AND_CLEAR(m->name); 1592 FREE_AND_CLEAR (m->name);
1593 if (m->spaces)
1453 if (m->spaces) FREE_AND_CLEAR(m->spaces); 1594 FREE_AND_CLEAR (m->spaces);
1595 if (m->msg)
1454 if (m->msg) FREE_AND_CLEAR(m->msg); 1596 FREE_AND_CLEAR (m->msg);
1597 if (m->maplore)
1455 if (m->maplore) FREE_AND_CLEAR(m->maplore); 1598 FREE_AND_CLEAR (m->maplore);
1456 if (m->shopitems) FREE_AND_CLEAR(m->shopitems); 1599 if (m->shopitems)
1600 delete[]m->shopitems;
1601 m->shopitems = 0;
1602 if (m->shoprace)
1457 if (m->shoprace) FREE_AND_CLEAR(m->shoprace); 1603 FREE_AND_CLEAR (m->shoprace);
1458 if (m->buttons) 1604 if (m->buttons)
1459 free_objectlinkpt(m->buttons); 1605 free_objectlinkpt (m->buttons);
1460 m->buttons = NULL; 1606 m->buttons = NULL;
1461 for (i=0; i<4; i++) { 1607 for (i = 0; i < 4; i++)
1462 if (m->tile_path[i]) FREE_AND_CLEAR(m->tile_path[i]); 1608 {
1609 if (m->tile_path[i])
1610 FREE_AND_CLEAR (m->tile_path[i]);
1463 m->tile_map[i] = NULL; 1611 m->tile_map[i] = NULL;
1464 } 1612 }
1465 m->in_memory = MAP_SWAPPED; 1613 m->in_memory = MAP_SWAPPED;
1466} 1614}
1467 1615
1468/* 1616/*
1469 * function: vanish mapstruct 1617 * function: vanish mapstruct
1470 * m : pointer to mapstruct, if NULL no action 1618 * m : pointer to mapstruct, if NULL no action
1471 * this deletes all the data on the map (freeing pointers) 1619 * this deletes all the data on the map (freeing pointers)
1472 * 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.
1473 */ 1621 */
1474 1622
1623void
1475void delete_map(mapstruct *m) { 1624delete_map (mapstruct *m)
1625{
1476 mapstruct *tmp, *last; 1626 mapstruct *tmp, *last;
1477 int i; 1627 int i;
1478 1628
1479 if (!m) 1629 if (!m)
1480 return; 1630 return;
1631
1632 m->clear ();
1633
1481 if (m->in_memory == MAP_IN_MEMORY) { 1634 if (m->in_memory == MAP_IN_MEMORY)
1635 {
1482 /* change to MAP_SAVING, even though we are not, 1636 /* change to MAP_SAVING, even though we are not,
1483 * so that remove_ob doesn't do as much work. 1637 * so that remove_ob doesn't do as much work.
1484 */ 1638 */
1485 m->in_memory = MAP_SAVING; 1639 m->in_memory = MAP_SAVING;
1486 free_map (m, 1); 1640 free_map (m, 1);
1487 } 1641 }
1488 /* move this out of free_map, since tmpname can still be needed if 1642 /* move this out of free_map, since tmpname can still be needed if
1489 * the map is swapped out. 1643 * the map is swapped out.
1490 */ 1644 */
1491 if (m->tmpname) { 1645 if (m->tmpname)
1646 {
1492 free(m->tmpname); 1647 free (m->tmpname);
1493 m->tmpname=NULL; 1648 m->tmpname = NULL;
1494 } 1649 }
1495 last = NULL; 1650 last = NULL;
1496 /* We need to look through all the maps and see if any maps 1651 /* We need to look through all the maps and see if any maps
1497 * are pointing at this one for tiling information. Since 1652 * are pointing at this one for tiling information. Since
1498 * tiling can be assymetric, we just can not look to see which 1653 * tiling can be assymetric, we just can not look to see which
1499 * maps this map tiles with and clears those. 1654 * maps this map tiles with and clears those.
1500 */ 1655 */
1501 for (tmp = first_map; tmp != NULL; tmp = tmp->next) { 1656 for (tmp = first_map; tmp != NULL; tmp = tmp->next)
1502 if (tmp->next == m) last = tmp; 1657 {
1658 if (tmp->next == m)
1659 last = tmp;
1503 1660
1504 /* This should hopefully get unrolled on a decent compiler */ 1661 /* This should hopefully get unrolled on a decent compiler */
1505 for (i=0; i<4; i++) 1662 for (i = 0; i < 4; i++)
1506 if (tmp->tile_map[i] == m) tmp->tile_map[i]=NULL; 1663 if (tmp->tile_map[i] == m)
1664 tmp->tile_map[i] = NULL;
1507 } 1665 }
1508 1666
1509 /* If last is null, then this should be the first map in the list */ 1667 /* If last is null, then this should be the first map in the list */
1510 if (!last) { 1668 if (!last)
1669 {
1511 if (m == first_map) 1670 if (m == first_map)
1512 first_map = m->next; 1671 first_map = m->next;
1513 else 1672 else
1514 /* m->path is a static char, so should hopefully still have 1673 /* m->path is a static char, so should hopefully still have
1515 * some useful data in it. 1674 * some useful data in it.
1516 */ 1675 */
1517 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);
1518 m->path);
1519 } 1677 }
1520 else 1678 else
1521 last->next = m->next; 1679 last->next = m->next;
1522 1680
1523 free (m); 1681 delete m;
1524} 1682}
1525 1683
1526 1684
1527 1685
1528/* 1686/*
… …
1535 * dont do any more name translation on it. 1693 * dont do any more name translation on it.
1536 * 1694 *
1537 * Returns a pointer to the given map. 1695 * Returns a pointer to the given map.
1538 */ 1696 */
1539 1697
1698mapstruct *
1540mapstruct *ready_map_name(const char *name, int flags) { 1699ready_map_name (const char *name, int flags)
1700{
1541 mapstruct *m; 1701 mapstruct *m;
1542 1702
1543 if (!name) 1703 if (!name)
1544 return (NULL); 1704 return (NULL);
1545 1705
1546 /* Have we been at this level before? */ 1706 /* Have we been at this level before? */
1547 m = has_been_loaded (name); 1707 m = has_been_loaded (name);
1548 1708
1549 /* Map is good to go, so just return it */ 1709 /* Map is good to go, so just return it */
1550 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))
1551 return m;
1552 } 1711 {
1712 return m;
1713 }
1553 1714
1554 /* unique maps always get loaded from their original location, and never 1715 /* unique maps always get loaded from their original location, and never
1555 * 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
1556 * 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 -
1557 * 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
1558 * 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
1559 * 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
1560 * 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.
1561 */ 1722 */
1562 if ((flags & (MAP_FLUSH|MAP_PLAYER_UNIQUE)) || !m) { 1723 if ((flags & (MAP_FLUSH | MAP_PLAYER_UNIQUE)) || !m)
1724 {
1563 1725
1564 /* first visit or time to reset */ 1726 /* first visit or time to reset */
1565 if (m) { 1727 if (m)
1728 {
1566 clean_tmp_map(m); /* Doesn't make much difference */ 1729 clean_tmp_map (m); /* Doesn't make much difference */
1567 delete_map(m); 1730 delete_map (m);
1568 } 1731 }
1569 1732
1570 /* create and load a map */ 1733 /* create and load a map */
1571 if (flags & MAP_PLAYER_UNIQUE) 1734 if (flags & MAP_PLAYER_UNIQUE)
1572 LOG(llevDebug, "Trying to load map %s.\n", name); 1735 LOG (llevDebug, "Trying to load map %s.\n", name);
1573 else 1736 else
1574 LOG(llevDebug, "Trying to load map %s.\n", create_pathname(name)); 1737 LOG (llevDebug, "Trying to load map %s.\n", create_pathname (name));
1575 1738
1739 //eval_pv ("$x = Event::time", 1);//D
1576 if (!(m = load_original_map(name, (flags & MAP_PLAYER_UNIQUE)))) 1740 if (!(m = load_original_map (name, (flags & MAP_PLAYER_UNIQUE))))
1577 return (NULL); 1741 return (NULL);
1742 //eval_pv ("warn \"LOAD \", Event::time - $x", 1);//D
1578 1743
1579 fix_auto_apply(m); /* Chests which open as default */ 1744 fix_auto_apply (m); /* Chests which open as default */
1580 1745
1581 /* 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.
1582 * if from the editor, likewise. 1747 * if from the editor, likewise.
1583 */ 1748 */
1584 if (! (flags & (MAP_FLUSH|MAP_PLAYER_UNIQUE))) 1749 if (!(flags & (MAP_FLUSH | MAP_PLAYER_UNIQUE)))
1585 load_unique_objects(m); 1750 load_unique_objects (m);
1586 1751
1587 if (! (flags & (MAP_FLUSH|MAP_PLAYER_UNIQUE|MAP_OVERLAY))) { 1752 if (!(flags & (MAP_FLUSH | MAP_PLAYER_UNIQUE | MAP_OVERLAY)))
1753 {
1588 m=load_overlay_map(name, m); 1754 m = load_overlay_map (name, m);
1589 if (m==NULL) 1755 if (m == NULL)
1590 return NULL; 1756 return NULL;
1591 } 1757 }
1592 1758
1593 } else { 1759 if (flags & MAP_PLAYER_UNIQUE)
1760 INVOKE_MAP (SWAPIN, m);
1761
1762 }
1763 else
1764 {
1594 /* 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. */
1595 1766
1596 m=load_temporary_map (m); 1767 m = load_temporary_map (m);
1768 if (m == NULL)
1597 if(m==NULL) return NULL; 1769 return NULL;
1598 load_unique_objects(m); 1770 load_unique_objects (m);
1599 1771
1600 clean_tmp_map(m); 1772 clean_tmp_map (m);
1601 m->in_memory = MAP_IN_MEMORY; 1773 m->in_memory = MAP_IN_MEMORY;
1602 /* tempnam() on sun systems (probably others) uses malloc 1774 /* tempnam() on sun systems (probably others) uses malloc
1603 * to allocated space for the string. Free it here. 1775 * to allocated space for the string. Free it here.
1604 * In some cases, load_temporary_map above won't find the 1776 * In some cases, load_temporary_map above won't find the
1605 * temporary map, and so has reloaded a new map. If that 1777 * temporary map, and so has reloaded a new map. If that
1606 * is the case, tmpname is now null 1778 * is the case, tmpname is now null
1607 */ 1779 */
1608 if (m->tmpname) free(m->tmpname); 1780 if (m->tmpname)
1781 free (m->tmpname);
1609 m->tmpname = NULL; 1782 m->tmpname = NULL;
1610 /* It's going to be saved anew anyway */ 1783 /* It's going to be saved anew anyway */
1611 } 1784 }
1612 1785
1613 /* 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
1614 * temp maps. 1787 * temp maps.
1615 */ 1788 */
1616 1789
1617 decay_objects(m); /* start the decay */ 1790 decay_objects (m); /* start the decay */
1618 /* In case other objects press some buttons down */ 1791 /* In case other objects press some buttons down */
1619 update_buttons(m); 1792 update_buttons (m);
1620 if (m->outdoor) 1793 if (m->outdoor)
1621 set_darkness_map(m); 1794 set_darkness_map (m);
1622 /* run the weather over this map */ 1795 /* run the weather over this map */
1623 weather_effect(name); 1796 weather_effect (name);
1624 return m; 1797 return m;
1625} 1798}
1626 1799
1627 1800
1628/* 1801/*
1629 * 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.
… …
1634 * 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
1635 * have a difficulty set than using this function - human calculation 1808 * have a difficulty set than using this function - human calculation
1636 * is much better than this functions guesswork. 1809 * is much better than this functions guesswork.
1637 */ 1810 */
1638 1811
1812int
1639int calculate_difficulty(mapstruct *m) { 1813calculate_difficulty (mapstruct *m)
1814{
1640 object *op; 1815 object *op;
1641 archetype *at; 1816 archetype *at;
1642 int x, y, i, diff; 1817 int x, y, i;
1643 long monster_cnt = 0; 1818 long monster_cnt = 0;
1644 double avgexp = 0; 1819 double avgexp = 0;
1645 sint64 total_exp = 0; 1820 sint64 total_exp = 0;
1646 1821
1647 if (MAP_DIFFICULTY (m)) 1822 if (MAP_DIFFICULTY (m))
1648 { 1823 {
1649 LOG(llevDebug, "Using stored map difficulty: %d\n", MAP_DIFFICULTY (m)); 1824 LOG (llevDebug, "Using stored map difficulty: %d\n", MAP_DIFFICULTY (m));
1650 return MAP_DIFFICULTY (m); 1825 return MAP_DIFFICULTY (m);
1651 } 1826 }
1652 1827
1653 for(x = 0; x < MAP_WIDTH(m); x++) 1828 for (x = 0; x < MAP_WIDTH (m); x++)
1654 for(y = 0; y < MAP_HEIGHT(m); y++) 1829 for (y = 0; y < MAP_HEIGHT (m); y++)
1655 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)
1656 { 1831 {
1657 if(QUERY_FLAG (op, FLAG_MONSTER)) 1832 if (QUERY_FLAG (op, FLAG_MONSTER))
1658 { 1833 {
1659 total_exp += op->stats.exp; 1834 total_exp += op->stats.exp;
1660 monster_cnt++; 1835 monster_cnt++;
1661 } 1836 }
1662 1837
1663 if(QUERY_FLAG (op, FLAG_GENERATOR)) 1838 if (QUERY_FLAG (op, FLAG_GENERATOR))
1664 { 1839 {
1665 total_exp += op->stats.exp; 1840 total_exp += op->stats.exp;
1666 at = type_to_archetype(GENERATE_TYPE (op)); 1841 at = type_to_archetype (GENERATE_TYPE (op));
1667 1842
1668 if(at != NULL) 1843 if (at != NULL)
1669 total_exp += at->clone.stats.exp * 8; 1844 total_exp += at->clone.stats.exp * 8;
1670 1845
1671 monster_cnt++; 1846 monster_cnt++;
1672 } 1847 }
1673 } 1848 }
… …
1684 } 1859 }
1685 1860
1686 return 1; 1861 return 1;
1687} 1862}
1688 1863
1864void
1689void clean_tmp_map(mapstruct *m) { 1865clean_tmp_map (mapstruct *m)
1866{
1690 if(m->tmpname == NULL) 1867 if (m->tmpname == NULL)
1691 return; 1868 return;
1692 INVOKE_MAP (CLEAN, m); 1869 INVOKE_MAP (CLEAN, m);
1693 (void) unlink(m->tmpname); 1870 (void) unlink (m->tmpname);
1694} 1871}
1695 1872
1873void
1696void free_all_maps(void) 1874free_all_maps (void)
1697{ 1875{
1698 int real_maps=0; 1876 int real_maps = 0;
1699 1877
1700 while (first_map) { 1878 while (first_map)
1879 {
1701 /* 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
1702 * saving, but we still want to free this data 1881 * saving, but we still want to free this data
1703 */ 1882 */
1704 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;
1705 delete_map(first_map); 1885 delete_map (first_map);
1706 real_maps++; 1886 real_maps++;
1707 } 1887 }
1708 LOG(llevDebug,"free_all_maps: Freed %d maps\n", real_maps); 1888 LOG (llevDebug, "free_all_maps: Freed %d maps\n", real_maps);
1709} 1889}
1710 1890
1711/* change_map_light() - used to change map light level (darkness) 1891/* change_map_light() - used to change map light level (darkness)
1712 * up or down. Returns true if successful. It should now be 1892 * up or down. Returns true if successful. It should now be
1713 * possible to change a value by more than 1. 1893 * possible to change a value by more than 1.
1714 * 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
1715 * to maps than los. 1895 * to maps than los.
1716 * postive values make it darker, negative make it brighter 1896 * postive values make it darker, negative make it brighter
1717 */ 1897 */
1718 1898
1899int
1719int change_map_light(mapstruct *m, int change) { 1900change_map_light (mapstruct *m, int change)
1901{
1720 int new_level = m->darkness + change; 1902 int new_level = m->darkness + change;
1721 1903
1722 /* Nothing to do */ 1904 /* Nothing to do */
1723 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))
1724 (new_level >= MAX_DARKNESS && m->darkness >=MAX_DARKNESS)) { 1906 {
1725 return 0; 1907 return 0;
1726 } 1908 }
1727 1909
1728 /* inform all players on the map */ 1910 /* inform all players on the map */
1729 if (change>0) 1911 if (change > 0)
1730 new_info_map(NDI_BLACK|NDI_UNIQUE, m,"It becomes darker."); 1912 new_info_map (NDI_BLACK | NDI_UNIQUE, m, "It becomes darker.");
1731 else 1913 else
1732 new_info_map(NDI_BLACK|NDI_UNIQUE, m,"It becomes brighter."); 1914 new_info_map (NDI_BLACK | NDI_UNIQUE, m, "It becomes brighter.");
1733 1915
1734 /* Do extra checking. since m->darkness is a unsigned value, 1916 /* Do extra checking. since m->darkness is a unsigned value,
1735 * we need to be extra careful about negative values. 1917 * we need to be extra careful about negative values.
1736 * In general, the checks below are only needed if change 1918 * In general, the checks below are only needed if change
1737 * is not +/-1 1919 * is not +/-1
1738 */ 1920 */
1739 if (new_level < 0) m->darkness = 0; 1921 if (new_level < 0)
1740 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
1741 else m->darkness=new_level; 1926 m->darkness = new_level;
1742 1927
1743 /* All clients need to get re-updated for the change */ 1928 /* All clients need to get re-updated for the change */
1744 update_all_map_los(m); 1929 update_all_map_los (m);
1745 return 1; 1930 return 1;
1746} 1931}
1747 1932
1748 1933
1749/* 1934/*
1750 * This function updates various attributes about a specific space 1935 * This function updates various attributes about a specific space
1751 * on the map (what it looks like, whether it blocks magic, 1936 * on the map (what it looks like, whether it blocks magic,
1752 * has a living creatures, prevents people from passing 1937 * has a living creatures, prevents people from passing
1753 * through, etc) 1938 * through, etc)
1754 */ 1939 */
1940void
1755void update_position (mapstruct *m, int x, int y) { 1941update_position (mapstruct *m, int x, int y)
1942{
1756 object *tmp, *last = NULL; 1943 object *tmp, *last = NULL;
1757 uint8 flags = 0, oldflags, light=0, anywhere=0; 1944 uint8 flags = 0, oldflags, light = 0, anywhere = 0;
1758 New_Face *top,*floor, *middle; 1945 New_Face *top, *floor, *middle;
1759 object *top_obj, *floor_obj, *middle_obj; 1946 object *top_obj, *floor_obj, *middle_obj;
1760 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;
1761 1948
1762 oldflags = GET_MAP_FLAGS(m,x,y); 1949 oldflags = GET_MAP_FLAGS (m, x, y);
1763 if (!(oldflags & P_NEED_UPDATE)) { 1950 if (!(oldflags & P_NEED_UPDATE))
1951 {
1764 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);
1765 m->path, x, y); 1953 return;
1766 return;
1767 } 1954 }
1768 1955
1769 middle=blank_face; 1956 middle = blank_face;
1770 top=blank_face; 1957 top = blank_face;
1771 floor=blank_face; 1958 floor = blank_face;
1772 1959
1773 middle_obj = NULL; 1960 middle_obj = NULL;
1774 top_obj = NULL; 1961 top_obj = NULL;
1775 floor_obj = NULL; 1962 floor_obj = NULL;
1776 1963
1777 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 {
1778 1966
1779 /* This could be made additive I guess (two lights better than 1967 /* This could be made additive I guess (two lights better than
1780 * 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
1781 * light bulbs do not illuminate twice as far as once since 1969 * light bulbs do not illuminate twice as far as once since
1782 * 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?)
1783 */ 1971 */
1784 if (tmp->glow_radius > light) light = tmp->glow_radius; 1972 if (tmp->glow_radius > light)
1973 light = tmp->glow_radius;
1785 1974
1786 /* This call is needed in order to update objects the player 1975 /* This call is needed in order to update objects the player
1787 * is standing in that have animations (ie, grass, fire, etc). 1976 * is standing in that have animations (ie, grass, fire, etc).
1788 * However, it also causes the look window to be re-drawn 1977 * However, it also causes the look window to be re-drawn
1789 * 3 times each time the player moves, because many of the 1978 * 3 times each time the player moves, because many of the
1790 * functions the move_player calls eventualy call this. 1979 * functions the move_player calls eventualy call this.
1791 * 1980 *
1792 * Always put the player down for drawing. 1981 * Always put the player down for drawing.
1793 */ 1982 */
1794 if (!tmp->invisible) { 1983 if (!tmp->invisible)
1984 {
1795 if ((tmp->type==PLAYER || QUERY_FLAG(tmp, FLAG_MONSTER))) { 1985 if ((tmp->type == PLAYER || QUERY_FLAG (tmp, FLAG_MONSTER)))
1796 top = tmp->face; 1986 {
1797 top_obj = tmp; 1987 top = tmp->face;
1798 } 1988 top_obj = tmp;
1989 }
1799 else if (QUERY_FLAG(tmp,FLAG_IS_FLOOR)) { 1990 else if (QUERY_FLAG (tmp, FLAG_IS_FLOOR))
1991 {
1800 /* 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,
1801 * so should not be visible, so we clear them. 1993 * so should not be visible, so we clear them.
1802 */ 1994 */
1803 middle=blank_face; 1995 middle = blank_face;
1804 top=blank_face; 1996 top = blank_face;
1805 floor = tmp->face; 1997 floor = tmp->face;
1806 floor_obj = tmp; 1998 floor_obj = tmp;
1807 } 1999 }
1808 /* Flag anywhere have high priority */ 2000 /* Flag anywhere have high priority */
1809 else if (QUERY_FLAG(tmp, FLAG_SEE_ANYWHERE)) { 2001 else if (QUERY_FLAG (tmp, FLAG_SEE_ANYWHERE))
1810 middle = tmp->face; 2002 {
2003 middle = tmp->face;
1811 2004
1812 middle_obj = tmp; 2005 middle_obj = tmp;
1813 anywhere =1; 2006 anywhere = 1;
1814 } 2007 }
1815 /* Find the highest visible face around. If equal 2008 /* Find the highest visible face around. If equal
1816 * visibilities, we still want the one nearer to the 2009 * visibilities, we still want the one nearer to the
1817 * top 2010 * top
1818 */ 2011 */
1819 else if (middle == blank_face || (tmp->face->visibility > middle->visibility && !anywhere)) { 2012 else if (middle == blank_face || (tmp->face->visibility > middle->visibility && !anywhere))
2013 {
1820 middle = tmp->face; 2014 middle = tmp->face;
1821 middle_obj = tmp; 2015 middle_obj = tmp;
1822 } 2016 }
1823 } 2017 }
1824 if (tmp==tmp->above) { 2018 if (tmp == tmp->above)
2019 {
1825 LOG(llevError, "Error in structure of map\n"); 2020 LOG (llevError, "Error in structure of map\n");
1826 exit (-1); 2021 exit (-1);
1827 }
1828 2022 }
2023
1829 move_slow |= tmp->move_slow; 2024 move_slow |= tmp->move_slow;
1830 move_block |= tmp->move_block; 2025 move_block |= tmp->move_block;
1831 move_on |= tmp->move_on; 2026 move_on |= tmp->move_on;
1832 move_off |= tmp->move_off; 2027 move_off |= tmp->move_off;
1833 move_allow |= tmp->move_allow; 2028 move_allow |= tmp->move_allow;
1834 2029
1835 if (QUERY_FLAG(tmp,FLAG_ALIVE)) 2030 if (QUERY_FLAG (tmp, FLAG_ALIVE))
1836 flags |= P_IS_ALIVE; 2031 flags |= P_IS_ALIVE;
1837 if (QUERY_FLAG(tmp,FLAG_NO_MAGIC)) 2032 if (QUERY_FLAG (tmp, FLAG_NO_MAGIC))
1838 flags |= P_NO_MAGIC; 2033 flags |= P_NO_MAGIC;
1839 if (QUERY_FLAG(tmp,FLAG_DAMNED)) 2034 if (QUERY_FLAG (tmp, FLAG_DAMNED))
1840 flags |= P_NO_CLERIC; 2035 flags |= P_NO_CLERIC;
1841 if (tmp->type == SAFE_GROUND) 2036 if (tmp->type == SAFE_GROUND)
1842 flags |= P_SAFE | P_NO_CLERIC | P_NO_MAGIC; 2037 flags |= P_SAFE;
1843 2038
1844 if (QUERY_FLAG(tmp,FLAG_BLOCKSVIEW)) 2039 if (QUERY_FLAG (tmp, FLAG_BLOCKSVIEW))
1845 flags |= P_BLOCKSVIEW; 2040 flags |= P_BLOCKSVIEW;
1846 } /* for stack of objects */ 2041 } /* for stack of objects */
1847 2042
1848 /* 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
1849 * since we're already doing the work, we calculate them here. 2044 * since we're already doing the work, we calculate them here.
1850 * if they don't match, logic is broken someplace. 2045 * if they don't match, logic is broken someplace.
1851 */ 2046 */
1852 if (((oldflags & ~(P_NEED_UPDATE|P_NO_ERROR)) != flags) && 2047 if (((oldflags & ~(P_NEED_UPDATE | P_NO_ERROR)) != flags) && (!(oldflags & P_NO_ERROR)))
1853 (!(oldflags & P_NO_ERROR))) { 2048 {
1854 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",
1855 m->path, x, y,
1856 (oldflags & ~P_NEED_UPDATE), flags); 2050 m->path, x, y, (oldflags & ~P_NEED_UPDATE), flags);
1857 } 2051 }
1858 SET_MAP_FLAGS(m, x, y, flags); 2052 SET_MAP_FLAGS (m, x, y, flags);
1859 SET_MAP_MOVE_BLOCK(m, x, y, move_block & ~move_allow); 2053 SET_MAP_MOVE_BLOCK (m, x, y, move_block & ~move_allow);
1860 SET_MAP_MOVE_ON(m, x, y, move_on); 2054 SET_MAP_MOVE_ON (m, x, y, move_on);
1861 SET_MAP_MOVE_OFF(m, x, y, move_off); 2055 SET_MAP_MOVE_OFF (m, x, y, move_off);
1862 SET_MAP_MOVE_SLOW(m, x, y, move_slow); 2056 SET_MAP_MOVE_SLOW (m, x, y, move_slow);
1863 2057
1864 /* 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),
1865 * 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
1866 * this point. 2060 * this point.
1867 * middle contains the highest visibility face. 2061 * middle contains the highest visibility face.
1868 * top contains a player/monster face, if there is one. 2062 * top contains a player/monster face, if there is one.
1869 * 2063 *
1870 * 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.
1871 */ 2065 */
1872 2066
1873 /* 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
1874 * middle face. This should not happen, as we already have the 2068 * middle face. This should not happen, as we already have the
1875 * else statement above so middle should not get set. OTOH, it 2069 * else statement above so middle should not get set. OTOH, it
1876 * 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.
1877 */ 2071 */
1878 if (top == middle) middle=blank_face; 2072 if (top == middle)
2073 middle = blank_face;
1879 2074
1880 /* There are three posibilities at this point: 2075 /* There are three posibilities at this point:
1881 * 1) top face is set, need middle to be set. 2076 * 1) top face is set, need middle to be set.
1882 * 2) middle is set, need to set top. 2077 * 2) middle is set, need to set top.
1883 * 3) neither middle or top is set - need to set both. 2078 * 3) neither middle or top is set - need to set both.
1884 */ 2079 */
1885 2080
1886 for (tmp=last; tmp; tmp=tmp->below) { 2081 for (tmp = last; tmp; tmp = tmp->below)
2082 {
1887 /* 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 */
1888 if (QUERY_FLAG(tmp,FLAG_IS_FLOOR)) break; 2084 if (QUERY_FLAG (tmp, FLAG_IS_FLOOR))
2085 break;
1889 2086
1890 /* If two top faces are already set, quit processing */ 2087 /* If two top faces are already set, quit processing */
1891 if ((top != blank_face) && (middle != blank_face)) break; 2088 if ((top != blank_face) && (middle != blank_face))
2089 break;
1892 2090
1893 /* Only show visible faces, unless its the editor - show all */ 2091 /* Only show visible faces, unless its the editor - show all */
1894 if (!tmp->invisible || editor) { 2092 if (!tmp->invisible || editor)
2093 {
1895 /* Fill in top if needed */ 2094 /* Fill in top if needed */
1896 if (top == blank_face) { 2095 if (top == blank_face)
1897 top = tmp->face; 2096 {
1898 top_obj = tmp; 2097 top = tmp->face;
1899 if (top == middle) middle=blank_face; 2098 top_obj = tmp;
1900 } else { 2099 if (top == middle)
2100 middle = blank_face;
2101 }
2102 else
2103 {
1901 /* top is already set - we should only get here if 2104 /* top is already set - we should only get here if
1902 * middle is not set 2105 * middle is not set
1903 * 2106 *
1904 * Set the middle face and break out, since there is nothing 2107 * Set the middle face and break out, since there is nothing
1905 * more to fill in. We don't check visiblity here, since 2108 * more to fill in. We don't check visiblity here, since
1906 * 2109 *
1907 */ 2110 */
1908 if (tmp->face != top ) { 2111 if (tmp->face != top)
1909 middle = tmp->face; 2112 {
1910 middle_obj = tmp; 2113 middle = tmp->face;
1911 break; 2114 middle_obj = tmp;
1912 } 2115 break;
2116 }
2117 }
2118 }
1913 } 2119 }
1914 } 2120 if (middle == floor)
1915 } 2121 middle = blank_face;
1916 if (middle == floor) middle = blank_face; 2122 if (top == middle)
1917 if (top == middle) middle = blank_face; 2123 middle = blank_face;
1918 SET_MAP_FACE(m,x,y,top,0); 2124 SET_MAP_FACE (m, x, y, top, 0);
1919 if(top != blank_face) 2125 if (top != blank_face)
1920 SET_MAP_FACE_OBJ(m,x,y,top_obj,0); 2126 SET_MAP_FACE_OBJ (m, x, y, top_obj, 0);
1921 else 2127 else
1922 SET_MAP_FACE_OBJ(m,x,y,NULL,0); 2128 SET_MAP_FACE_OBJ (m, x, y, NULL, 0);
1923 SET_MAP_FACE(m,x,y,middle,1); 2129 SET_MAP_FACE (m, x, y, middle, 1);
1924 if(middle != blank_face) 2130 if (middle != blank_face)
1925 SET_MAP_FACE_OBJ(m,x,y,middle_obj,1); 2131 SET_MAP_FACE_OBJ (m, x, y, middle_obj, 1);
1926 else 2132 else
1927 SET_MAP_FACE_OBJ(m,x,y,NULL,1); 2133 SET_MAP_FACE_OBJ (m, x, y, NULL, 1);
1928 SET_MAP_FACE(m,x,y,floor,2); 2134 SET_MAP_FACE (m, x, y, floor, 2);
1929 if(floor != blank_face) 2135 if (floor != blank_face)
1930 SET_MAP_FACE_OBJ(m,x,y,floor_obj,2); 2136 SET_MAP_FACE_OBJ (m, x, y, floor_obj, 2);
1931 else 2137 else
1932 SET_MAP_FACE_OBJ(m,x,y,NULL,2); 2138 SET_MAP_FACE_OBJ (m, x, y, NULL, 2);
1933 SET_MAP_LIGHT(m,x,y,light); 2139 SET_MAP_LIGHT (m, x, y, light);
1934} 2140}
1935 2141
1936 2142
2143void
1937void set_map_reset_time(mapstruct *map) { 2144set_map_reset_time (mapstruct *map)
2145{
1938 int timeout; 2146 int timeout;
1939 2147
1940 timeout = MAP_RESET_TIMEOUT(map); 2148 timeout = MAP_RESET_TIMEOUT (map);
1941 if (timeout <= 0) 2149 if (timeout <= 0)
1942 timeout = MAP_DEFAULTRESET; 2150 timeout = MAP_DEFAULTRESET;
1943 if (timeout >= MAP_MAXRESET) 2151 if (timeout >= MAP_MAXRESET)
1944 timeout = MAP_MAXRESET; 2152 timeout = MAP_MAXRESET;
1945 MAP_WHEN_RESET(map) = seconds()+timeout; 2153 MAP_WHEN_RESET (map) = seconds () + timeout;
1946} 2154}
1947 2155
1948/* 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
1949 * 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
1950 * 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
1951 * 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
1952 * so that it is easier for calling functions to verify success. 2160 * so that it is easier for calling functions to verify success.
1953 */ 2161 */
1954 2162
2163static mapstruct *
1955static mapstruct *load_and_link_tiled_map(mapstruct *orig_map, int tile_num) 2164load_and_link_tiled_map (mapstruct *orig_map, int tile_num)
1956{ 2165{
1957 int dest_tile = (tile_num +2) % 4; 2166 int dest_tile = (tile_num + 2) % 4;
1958 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]);
1959 2168
1960 orig_map->tile_map[tile_num] = ready_map_name(path, 0); 2169 orig_map->tile_map[tile_num] = ready_map_name (path, 0);
1961 2170
1962 /* 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 */
1963 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))
1964 !strcmp(orig_map->tile_map[tile_num]->tile_path[dest_tile], orig_map->path))
1965 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;
1966 2174
1967 return orig_map->tile_map[tile_num]; 2175 return orig_map->tile_map[tile_num];
1968} 2176}
1969 2177
1970/* this returns TRUE if the coordinates (x,y) are out of 2178/* this returns TRUE if the coordinates (x,y) are out of
1971 * map m. This function also takes into account any 2179 * map m. This function also takes into account any
1972 * tiling considerations, loading adjacant maps as needed. 2180 * tiling considerations, loading adjacant maps as needed.
… …
1975 * This function will recursively call itself for the 2183 * This function will recursively call itself for the
1976 * tiled maps. 2184 * tiled maps.
1977 * 2185 *
1978 * 2186 *
1979 */ 2187 */
2188int
1980int out_of_map(mapstruct *m, int x, int y) 2189out_of_map (mapstruct *m, int x, int y)
1981{ 2190{
1982 2191
1983 /* If we get passed a null map, this is obviously the 2192 /* If we get passed a null map, this is obviously the
1984 * case. This generally shouldn't happen, but if the 2193 * case. This generally shouldn't happen, but if the
1985 * map loads fail below, it could happen. 2194 * map loads fail below, it could happen.
1986 */ 2195 */
1987 if (!m) return 0; 2196 if (!m)
1988
1989 if (x<0) {
1990 if (!m->tile_path[3]) return 1;
1991 if (!m->tile_map[3] || m->tile_map[3]->in_memory != MAP_IN_MEMORY) {
1992 load_and_link_tiled_map(m, 3);
1993 }
1994 return (out_of_map(m->tile_map[3], x + MAP_WIDTH(m->tile_map[3]), y));
1995 }
1996 if (x>=MAP_WIDTH(m)) {
1997 if (!m->tile_path[1]) return 1;
1998 if (!m->tile_map[1] || m->tile_map[1]->in_memory != MAP_IN_MEMORY) {
1999 load_and_link_tiled_map(m, 1);
2000 }
2001 return (out_of_map(m->tile_map[1], x - MAP_WIDTH(m), y));
2002 }
2003 if (y<0) {
2004 if (!m->tile_path[0]) return 1;
2005 if (!m->tile_map[0] || m->tile_map[0]->in_memory != MAP_IN_MEMORY) {
2006 load_and_link_tiled_map(m, 0);
2007 }
2008 return (out_of_map(m->tile_map[0], x, y + MAP_HEIGHT(m->tile_map[0])));
2009 }
2010 if (y>=MAP_HEIGHT(m)) {
2011 if (!m->tile_path[2]) return 1;
2012 if (!m->tile_map[2] || m->tile_map[2]->in_memory != MAP_IN_MEMORY) {
2013 load_and_link_tiled_map(m, 2);
2014 }
2015 return (out_of_map(m->tile_map[2], x, y - MAP_HEIGHT(m)));
2016 }
2017
2018 /* Simple case - coordinates are within this local
2019 * map.
2020 */
2021 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;
2022} 2244}
2023 2245
2024/* This is basically the same as out_of_map above, but 2246/* This is basically the same as out_of_map above, but
2025 * instead we return NULL if no map is valid (coordinates 2247 * instead we return NULL if no map is valid (coordinates
2026 * out of bounds and no tiled map), otherwise it returns 2248 * out of bounds and no tiled map), otherwise it returns
2027 * the map as that the coordinates are really on, and 2249 * the map as that the coordinates are really on, and
2028 * updates x and y to be the localized coordinates. 2250 * updates x and y to be the localized coordinates.
2029 * Using this is more efficient of calling out_of_map 2251 * Using this is more efficient of calling out_of_map
2030 * and then figuring out what the real map is 2252 * and then figuring out what the real map is
2031 */ 2253 */
2254mapstruct *
2032mapstruct *get_map_from_coord(mapstruct *m, sint16 *x, sint16 *y) 2255get_map_from_coord (mapstruct *m, sint16 * x, sint16 * y)
2033{ 2256{
2034 2257
2035 if (*x<0) { 2258 if (*x < 0)
2036 if (!m->tile_path[3]) return NULL; 2259 {
2260 if (!m->tile_path[3])
2261 return NULL;
2037 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)
2038 load_and_link_tiled_map(m, 3); 2263 load_and_link_tiled_map (m, 3);
2039 2264
2040 *x += MAP_WIDTH(m->tile_map[3]); 2265 *x += MAP_WIDTH (m->tile_map[3]);
2041 return (get_map_from_coord(m->tile_map[3], x, y)); 2266 return (get_map_from_coord (m->tile_map[3], x, y));
2042 } 2267 }
2043 if (*x>=MAP_WIDTH(m)) { 2268 if (*x >= MAP_WIDTH (m))
2044 if (!m->tile_path[1]) return NULL; 2269 {
2270 if (!m->tile_path[1])
2271 return NULL;
2045 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)
2046 load_and_link_tiled_map(m, 1); 2273 load_and_link_tiled_map (m, 1);
2047 2274
2048 *x -= MAP_WIDTH(m); 2275 *x -= MAP_WIDTH (m);
2049 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)
2050 } 2279 {
2051 if (*y<0) { 2280 if (!m->tile_path[0])
2052 if (!m->tile_path[0]) return NULL; 2281 return NULL;
2053 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)
2054 load_and_link_tiled_map(m, 0); 2283 load_and_link_tiled_map (m, 0);
2055 2284
2056 *y += MAP_HEIGHT(m->tile_map[0]); 2285 *y += MAP_HEIGHT (m->tile_map[0]);
2057 return (get_map_from_coord(m->tile_map[0], x, y)); 2286 return (get_map_from_coord (m->tile_map[0], x, y));
2058 } 2287 }
2059 if (*y>=MAP_HEIGHT(m)) { 2288 if (*y >= MAP_HEIGHT (m))
2060 if (!m->tile_path[2]) return NULL; 2289 {
2290 if (!m->tile_path[2])
2291 return NULL;
2061 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)
2062 load_and_link_tiled_map(m, 2); 2293 load_and_link_tiled_map (m, 2);
2063 2294
2064 *y -= MAP_HEIGHT(m); 2295 *y -= MAP_HEIGHT (m);
2065 return (get_map_from_coord(m->tile_map[2], x, y)); 2296 return (get_map_from_coord (m->tile_map[2], x, y));
2066 } 2297 }
2067 2298
2068 /* Simple case - coordinates are within this local 2299 /* Simple case - coordinates are within this local
2069 * map. 2300 * map.
2070 */ 2301 */
2071 2302
2072 return m; 2303 return m;
2073} 2304}
2074 2305
2075/** 2306/**
2076 * 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
2077 * map1 to map2 in dx/dy. 2308 * map1 to map2 in dx/dy.
2078 */ 2309 */
2310static int
2079static int adjacent_map(const mapstruct *map1, const mapstruct *map2, int *dx, int *dy) { 2311adjacent_map (const mapstruct *map1, const mapstruct *map2, int *dx, int *dy)
2312{
2080 if (!map1 || !map2) 2313 if (!map1 || !map2)
2081 return 0; 2314 return 0;
2082 2315
2083 if (map1 == map2) { 2316 if (map1 == map2)
2317 {
2084 *dx = 0; 2318 *dx = 0;
2085 *dy = 0; 2319 *dy = 0;
2086 2320
2321 }
2087 } else if (map1->tile_map[0] == map2) { /* up */ 2322 else if (map1->tile_map[0] == map2)
2323 { /* up */
2088 *dx = 0; 2324 *dx = 0;
2089 *dy = -MAP_HEIGHT(map2); 2325 *dy = -MAP_HEIGHT (map2);
2326 }
2090 } else if (map1->tile_map[1] == map2) { /* right */ 2327 else if (map1->tile_map[1] == map2)
2328 { /* right */
2091 *dx = MAP_WIDTH(map1); 2329 *dx = MAP_WIDTH (map1);
2092 *dy = 0; 2330 *dy = 0;
2331 }
2093 } else if (map1->tile_map[2] == map2) { /* down */ 2332 else if (map1->tile_map[2] == map2)
2333 { /* down */
2094 *dx = 0; 2334 *dx = 0;
2095 *dy = MAP_HEIGHT(map1); 2335 *dy = MAP_HEIGHT (map1);
2336 }
2096 } else if (map1->tile_map[3] == map2) { /* left */ 2337 else if (map1->tile_map[3] == map2)
2338 { /* left */
2097 *dx = -MAP_WIDTH(map2); 2339 *dx = -MAP_WIDTH (map2);
2098 *dy = 0; 2340 *dy = 0;
2099 2341
2342 }
2100 } 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 */
2101 *dx = MAP_WIDTH(map1->tile_map[0]); 2345 *dx = MAP_WIDTH (map1->tile_map[0]);
2102 *dy = -MAP_HEIGHT(map1->tile_map[0]); 2346 *dy = -MAP_HEIGHT (map1->tile_map[0]);
2347 }
2103 } 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 */
2104 *dx = -MAP_WIDTH(map2); 2350 *dx = -MAP_WIDTH (map2);
2105 *dy = -MAP_HEIGHT(map1->tile_map[0]); 2351 *dy = -MAP_HEIGHT (map1->tile_map[0]);
2352 }
2106 } 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 */
2107 *dx = MAP_WIDTH(map1); 2355 *dx = MAP_WIDTH (map1);
2108 *dy = -MAP_HEIGHT(map2); 2356 *dy = -MAP_HEIGHT (map2);
2357 }
2109 } 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 */
2110 *dx = MAP_WIDTH(map1); 2360 *dx = MAP_WIDTH (map1);
2111 *dy = MAP_HEIGHT(map1->tile_map[1]); 2361 *dy = MAP_HEIGHT (map1->tile_map[1]);
2362 }
2112 } 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 */
2113 *dx = MAP_WIDTH(map1->tile_map[2]); 2365 *dx = MAP_WIDTH (map1->tile_map[2]);
2114 *dy = MAP_HEIGHT(map1); 2366 *dy = MAP_HEIGHT (map1);
2367 }
2115 } 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 */
2116 *dx = -MAP_WIDTH(map2); 2370 *dx = -MAP_WIDTH (map2);
2117 *dy = MAP_HEIGHT(map1); 2371 *dy = MAP_HEIGHT (map1);
2372 }
2118 } 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 */
2119 *dx = -MAP_WIDTH(map1->tile_map[3]); 2375 *dx = -MAP_WIDTH (map1->tile_map[3]);
2120 *dy = -MAP_HEIGHT(map2); 2376 *dy = -MAP_HEIGHT (map2);
2377 }
2121 } 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 */
2122 *dx = -MAP_WIDTH(map1->tile_map[3]); 2380 *dx = -MAP_WIDTH (map1->tile_map[3]);
2123 *dy = MAP_HEIGHT(map1->tile_map[3]); 2381 *dy = MAP_HEIGHT (map1->tile_map[3]);
2124 2382
2125 } else { /* not "adjacent" enough */ 2383 }
2384 else
2385 { /* not "adjacent" enough */
2126 return 0; 2386 return 0;
2127 } 2387 }
2128 2388
2129 return 1; 2389 return 1;
2130} 2390}
2131 2391
2132/* From map.c 2392/* From map.c
2133 * This is used by get_player to determine where the other 2393 * This is used by get_player to determine where the other
2134 * creature is. get_rangevector takes into account map tiling, 2394 * creature is. get_rangevector takes into account map tiling,
… …
2148 * 2408 *
2149 * currently, the only flag supported (0x1) is don't translate for 2409 * currently, the only flag supported (0x1) is don't translate for
2150 * closest body part of 'op1' 2410 * closest body part of 'op1'
2151 */ 2411 */
2152 2412
2413void
2153void get_rangevector(object *op1, object *op2, rv_vector *retval, int flags) { 2414get_rangevector (object *op1, object *op2, rv_vector * retval, int flags)
2415{
2154 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 {
2155 /* be conservative and fill in _some_ data */ 2418 /* be conservative and fill in _some_ data */
2156 retval->distance = 100000; 2419 retval->distance = 100000;
2157 retval->distance_x = 32767; 2420 retval->distance_x = 32767;
2158 retval->distance_y = 32767; 2421 retval->distance_y = 32767;
2159 retval->direction = 0; 2422 retval->direction = 0;
2160 retval->part = 0; 2423 retval->part = 0;
2161 } else { 2424 }
2425 else
2426 {
2162 object *best; 2427 object *best;
2163 2428
2164 retval->distance_x += op2->x-op1->x; 2429 retval->distance_x += op2->x - op1->x;
2165 retval->distance_y += op2->y-op1->y; 2430 retval->distance_y += op2->y - op1->y;
2166 2431
2167 best = op1; 2432 best = op1;
2168 /* If this is multipart, find the closest part now */ 2433 /* If this is multipart, find the closest part now */
2169 if (!(flags&0x1) && op1->more) { 2434 if (!(flags & 0x1) && op1->more)
2435 {
2170 object *tmp; 2436 object *tmp;
2171 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;
2172 retval->distance_y*retval->distance_y, tmpi;
2173 2438
2174 /* 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
2175 * distance instead of doing all that work above again 2440 * distance instead of doing all that work above again
2176 * since the distance fields we set above are positive in the 2441 * since the distance fields we set above are positive in the
2177 * same axis as is used for multipart objects, the simply arithmetic 2442 * same axis as is used for multipart objects, the simply arithmetic
2178 * below works. 2443 * below works.
2179 */ 2444 */
2180 for (tmp = op1->more; tmp != NULL; tmp = tmp->more) { 2445 for (tmp = op1->more; tmp != NULL; tmp = tmp->more)
2446 {
2181 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) +
2182 (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);
2183 if (tmpi < best_distance) { 2449 if (tmpi < best_distance)
2450 {
2184 best_distance = tmpi; 2451 best_distance = tmpi;
2185 best = tmp; 2452 best = tmp;
2186 } 2453 }
2187 } 2454 }
2188 if (best != op1) { 2455 if (best != op1)
2456 {
2189 retval->distance_x += op1->x-best->x; 2457 retval->distance_x += op1->x - best->x;
2190 retval->distance_y += op1->y-best->y; 2458 retval->distance_y += op1->y - best->y;
2191 } 2459 }
2192 } 2460 }
2193 retval->part = best; 2461 retval->part = best;
2194 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);
2195 retval->direction = find_dir_2(-retval->distance_x, -retval->distance_y); 2463 retval->direction = find_dir_2 (-retval->distance_x, -retval->distance_y);
2196 } 2464 }
2197} 2465}
2198 2466
2199/* 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
2200 * the first parameter being an object, it instead is the map 2468 * the first parameter being an object, it instead is the map
… …
2205 * 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
2206 * 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
2207 * field of the rv_vector is set to NULL. 2475 * field of the rv_vector is set to NULL.
2208 */ 2476 */
2209 2477
2478void
2210void get_rangevector_from_mapcoord(const mapstruct *m, int x, int y, const object *op2, rv_vector *retval, int flags) { 2479get_rangevector_from_mapcoord (const mapstruct *m, int x, int y, const object *op2, rv_vector * retval, int flags)
2480{
2211 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 {
2212 /* be conservative and fill in _some_ data */ 2483 /* be conservative and fill in _some_ data */
2213 retval->distance = 100000; 2484 retval->distance = 100000;
2214 retval->distance_x = 32767; 2485 retval->distance_x = 32767;
2215 retval->distance_y = 32767; 2486 retval->distance_y = 32767;
2216 retval->direction = 0; 2487 retval->direction = 0;
2217 retval->part = 0; 2488 retval->part = 0;
2218 } else { 2489 }
2490 else
2491 {
2219 retval->distance_x += op2->x-x; 2492 retval->distance_x += op2->x - x;
2220 retval->distance_y += op2->y-y; 2493 retval->distance_y += op2->y - y;
2221 2494
2222 retval->part = NULL; 2495 retval->part = NULL;
2223 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);
2224 retval->direction = find_dir_2(-retval->distance_x, -retval->distance_y); 2497 retval->direction = find_dir_2 (-retval->distance_x, -retval->distance_y);
2225 } 2498 }
2226} 2499}
2227 2500
2228/* 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
2229 * (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
… …
2231 * to op1, this will still return false. 2504 * to op1, this will still return false.
2232 * 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
2233 * and efficient. This could probably be a macro. 2506 * and efficient. This could probably be a macro.
2234 * MSW 2001-08-05 2507 * MSW 2001-08-05
2235 */ 2508 */
2509int
2236int on_same_map(const object *op1, const object *op2) { 2510on_same_map (const object *op1, const object *op2)
2511{
2237 int dx, dy; 2512 int dx, dy;
2238 2513
2239 return adjacent_map(op1->map, op2->map, &dx, &dy); 2514 return adjacent_map (op1->map, op2->map, &dx, &dy);
2240} 2515}

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