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Comparing deliantra/server/common/object.C (file contents):
Revision 1.27 by root, Mon Sep 11 12:08:45 2006 UTC vs.
Revision 1.68 by root, Mon Dec 18 02:35:00 2006 UTC

1
2/*
3 * static char *rcsid_object_c =
4 * "$Id: object.C,v 1.27 2006/09/11 12:08:45 root Exp $";
5 */
6
7/* 1/*
8 CrossFire, A Multiplayer game for X-windows 2 CrossFire, A Multiplayer game for X-windows
9 3
10 Copyright (C) 2001 Mark Wedel & Crossfire Development Team 4 Copyright (C) 2001 Mark Wedel & Crossfire Development Team
11 Copyright (C) 1992 Frank Tore Johansen 5 Copyright (C) 1992 Frank Tore Johansen
22 16
23 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
24 along with this program; if not, write to the Free Software 18 along with this program; if not, write to the Free Software
25 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26 20
27 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>
28*/ 22*/
29 23
30/* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects. 24/* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects.
31 sub/add_weight will transcend the environment updating the carrying 25 sub/add_weight will transcend the environment updating the carrying
32 variable. */ 26 variable. */
33#include <global.h> 27#include <global.h>
34#ifndef WIN32 /* ---win32 exclude headers */
35# include <stdio.h> 28#include <stdio.h>
36# include <sys/types.h> 29#include <sys/types.h>
37# include <sys/uio.h> 30#include <sys/uio.h>
38#endif /* win32 */
39#include <object.h> 31#include <object.h>
40#include <funcpoint.h> 32#include <funcpoint.h>
41#include <skills.h>
42#include <loader.h> 33#include <loader.h>
34
35#include <bitset>
36
43int nrofallocobjects = 0; 37int nrofallocobjects = 0;
38static UUID uuid;
39const uint64 UUID_SKIP = 1<<19;
44 40
45object *objects; /* Pointer to the list of used objects */
46object *active_objects; /* List of active objects that need to be processed */ 41object *active_objects; /* List of active objects that need to be processed */
47 42
48short freearr_x[SIZEOFFREE] = { 0, 0, 1, 1, 1, 0, -1, -1, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1, 43short freearr_x[SIZEOFFREE] = { 0, 0, 1, 1, 1, 0, -1, -1, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,
49 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1 44 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1
50}; 45};
57int freedir[SIZEOFFREE] = { 52int freedir[SIZEOFFREE] = {
58 0, 1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8, 53 0, 1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8,
59 1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8 54 1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8
60}; 55};
61 56
57static void
58write_uuid (void)
59{
60 char filename1[MAX_BUF], filename2[MAX_BUF];
61
62 sprintf (filename1, "%s/uuid", settings.localdir);
63 sprintf (filename2, "%s/uuid~", settings.localdir);
64
65 FILE *fp;
66
67 if (!(fp = fopen (filename2, "w")))
68 {
69 LOG (llevError, "ERROR: cannot open %s for writing, unable to write UUID!\n", filename2);
70 return;
71 }
72
73 fprintf (fp, "<1,%llx>\n", (unsigned long long)uuid.seq + UUID_SKIP * 2);
74 fclose (fp);
75 rename (filename2, filename1);
76}
77
78static void
79read_uuid (void)
80{
81 char filename[MAX_BUF];
82
83 sprintf (filename, "%s/uuid", settings.localdir);
84
85 FILE *fp;
86
87 if (!(fp = fopen (filename, "r")))
88 {
89 if (errno == ENOENT)
90 {
91 LOG (llevInfo, "RESET uid to 1\n");
92 uuid.seq = 0;
93 write_uuid ();
94 return;
95 }
96
97 LOG (llevError, "FATAL: cannot open %s for reading!\n", filename);
98 _exit (1);
99 }
100
101 int version;
102 unsigned long long uid;
103 if (2 != fscanf (fp, "<%d,%llx>\n", &version, &uid) || version != 1)
104 {
105 LOG (llevError, "FATAL: error reading uid from %s!\n", filename);
106 _exit (1);
107 }
108
109 uuid.seq = uid;
110 write_uuid ();
111 LOG (llevDebug, "read UID: %" PRId64 "\n", uid);
112 fclose (fp);
113}
114
115UUID
116gen_uuid ()
117{
118 UUID uid;
119
120 uid.seq = ++uuid.seq;
121
122 if (!(uuid.seq & (UUID_SKIP - 1)))
123 write_uuid ();
124
125 return uid;
126}
127
128void
129init_uuid ()
130{
131 read_uuid ();
132}
133
62/* Returns TRUE if every key_values in wants has a partner with the same value in has. */ 134/* Returns TRUE if every key_values in wants has a partner with the same value in has. */
63static int 135static int
64compare_ob_value_lists_one (const object *wants, const object *has) 136compare_ob_value_lists_one (const object *wants, const object *has)
65{ 137{
66 key_value *wants_field; 138 key_value *wants_field;
113 * 185 *
114 * Note that this function appears a lot longer than the macro it 186 * Note that this function appears a lot longer than the macro it
115 * replaces - this is mostly for clarity - a decent compiler should hopefully 187 * replaces - this is mostly for clarity - a decent compiler should hopefully
116 * reduce this to the same efficiency. 188 * reduce this to the same efficiency.
117 * 189 *
118 * Check nrof variable *before* calling CAN_MERGE() 190 * Check nrof variable *before* calling can_merge()
119 * 191 *
120 * Improvements made with merge: Better checking on potion, and also 192 * Improvements made with merge: Better checking on potion, and also
121 * check weight 193 * check weight
122 */ 194 */
123 195
124bool object::can_merge (object *ob1, object *ob2) 196bool object::can_merge_slow (object *ob1, object *ob2)
125{ 197{
126 /* A couple quicksanity checks */ 198 /* A couple quicksanity checks */
127 if ((ob1 == ob2) || (ob1->type != ob2->type)) 199 if (ob1 == ob2
200 || ob1->type != ob2->type
201 || ob1->speed != ob2->speed
202 || ob1->value != ob2->value
203 || ob1->name != ob2->name)
128 return 0; 204 return 0;
129 205
130 if (ob1->speed != ob2->speed) 206 //TODO: this ain't working well, use nicer and correct overflow check
131 return 0;
132
133 /* Do not merge objects if nrof would overflow. We use 1UL<<31 since that 207 /* Do not merge objects if nrof would overflow. We use 1UL<<31 since that
134 * value could not be stored in a sint32 (which unfortunately sometimes is 208 * value could not be stored in a sint32 (which unfortunately sometimes is
135 * used to store nrof). 209 * used to store nrof).
136 */ 210 */
137 if (ob1->nrof + ob2->nrof >= 1UL << 31) 211 if (ob1->nrof + ob2->nrof >= 1UL << 31)
148 222
149 if (QUERY_FLAG (ob2, FLAG_IDENTIFIED)) 223 if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))
150 SET_FLAG (ob2, FLAG_BEEN_APPLIED); 224 SET_FLAG (ob2, FLAG_BEEN_APPLIED);
151 225
152 226
153 /* the 0x400000 on flags2 is FLAG_INV_LOCK. I don't think something 227 if ((ob1->flags ^ ob2->flags).reset (FLAG_INV_LOCKED).reset (FLAG_CLIENT_SENT).any ()
154 * being locked in inventory should prevent merging. 228 || ob1->arch != ob2->arch
155 * 0x4 in flags3 is CLIENT_SENT
156 */
157 if ((ob1->arch != ob2->arch) ||
158 (ob1->flags[0] != ob2->flags[0]) ||
159 (ob1->flags[1] != ob2->flags[1]) ||
160 ((ob1->flags[2] & ~0x400000) != (ob2->flags[2] & ~0x400000)) ||
161 ((ob1->flags[3] & ~0x4) != (ob2->flags[3] & ~0x4)) ||
162 (ob1->name != ob2->name) || 229 || ob1->name != ob2->name
163 (ob1->title != ob2->title) || 230 || ob1->title != ob2->title
164 (ob1->msg != ob2->msg) || 231 || ob1->msg != ob2->msg
165 (ob1->weight != ob2->weight) || 232 || ob1->weight != ob2->weight
166 (memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist)) != 0) || 233 || memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
167 (memcmp (&ob1->stats, &ob2->stats, sizeof (ob1->stats)) != 0) || 234 || memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats) )
168 (ob1->attacktype != ob2->attacktype) || 235 || ob1->attacktype != ob2->attacktype
169 (ob1->magic != ob2->magic) || 236 || ob1->magic != ob2->magic
170 (ob1->slaying != ob2->slaying) || 237 || ob1->slaying != ob2->slaying
171 (ob1->skill != ob2->skill) || 238 || ob1->skill != ob2->skill
172 (ob1->value != ob2->value) || 239 || ob1->value != ob2->value
173 (ob1->animation_id != ob2->animation_id) || 240 || ob1->animation_id != ob2->animation_id
174 (ob1->client_type != ob2->client_type) || 241 || ob1->client_type != ob2->client_type
175 (ob1->materialname != ob2->materialname) || 242 || ob1->materialname != ob2->materialname
176 (ob1->lore != ob2->lore) || 243 || ob1->lore != ob2->lore
177 (ob1->subtype != ob2->subtype) || 244 || ob1->subtype != ob2->subtype
178 (ob1->move_type != ob2->move_type) || 245 || ob1->move_type != ob2->move_type
179 (ob1->move_block != ob2->move_block) || 246 || ob1->move_block != ob2->move_block
180 (ob1->move_allow != ob2->move_allow) || 247 || ob1->move_allow != ob2->move_allow
181 (ob1->move_on != ob2->move_on) || 248 || ob1->move_on != ob2->move_on
182 (ob1->move_off != ob2->move_off) || (ob1->move_slow != ob2->move_slow) || (ob1->move_slow_penalty != ob2->move_slow_penalty)) 249 || ob1->move_off != ob2->move_off
250 || ob1->move_slow != ob2->move_slow
251 || ob1->move_slow_penalty != ob2->move_slow_penalty)
183 return 0; 252 return 0;
184 253
185 /* This is really a spellbook check - really, we should 254 /* This is really a spellbook check - really, we should
186 * check all objects in the inventory. 255 * check all objects in the inventory.
187 */ 256 */
190 /* if one object has inventory but the other doesn't, not equiv */ 259 /* if one object has inventory but the other doesn't, not equiv */
191 if ((ob1->inv && !ob2->inv) || (ob2->inv && !ob1->inv)) 260 if ((ob1->inv && !ob2->inv) || (ob2->inv && !ob1->inv))
192 return 0; 261 return 0;
193 262
194 /* Now check to see if the two inventory objects could merge */ 263 /* Now check to see if the two inventory objects could merge */
195 if (!CAN_MERGE (ob1->inv, ob2->inv)) 264 if (!object::can_merge (ob1->inv, ob2->inv))
196 return 0; 265 return 0;
197 266
198 /* inventory ok - still need to check rest of this object to see 267 /* inventory ok - still need to check rest of this object to see
199 * if it is valid. 268 * if it is valid.
200 */ 269 */
214 if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && FABS ((ob1)->speed) > MIN_ACTIVE_SPEED) 283 if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && FABS ((ob1)->speed) > MIN_ACTIVE_SPEED)
215 return 0; 284 return 0;
216 285
217 switch (ob1->type) 286 switch (ob1->type)
218 { 287 {
219 case SCROLL: 288 case SCROLL:
220 if (ob1->level != ob2->level) 289 if (ob1->level != ob2->level)
221 return 0; 290 return 0;
222 break; 291 break;
223 } 292 }
224 293
225 if (ob1->key_values != NULL || ob2->key_values != NULL) 294 if (ob1->key_values != NULL || ob2->key_values != NULL)
226 { 295 {
227 /* At least one of these has key_values. */ 296 /* At least one of these has key_values. */
249/* 318/*
250 * sum_weight() is a recursive function which calculates the weight 319 * sum_weight() is a recursive function which calculates the weight
251 * an object is carrying. It goes through in figures out how much 320 * an object is carrying. It goes through in figures out how much
252 * containers are carrying, and sums it up. 321 * containers are carrying, and sums it up.
253 */ 322 */
254signed long 323long
255sum_weight (object *op) 324sum_weight (object *op)
256{ 325{
257 signed long sum; 326 long sum;
258 object *inv; 327 object *inv;
259 328
260 for (sum = 0, inv = op->inv; inv != NULL; inv = inv->below) 329 for (sum = 0, inv = op->inv; inv != NULL; inv = inv->below)
261 { 330 {
262 if (inv->inv) 331 if (inv->inv)
263 sum_weight (inv); 332 sum_weight (inv);
264 sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1); 333 sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1);
265 } 334 }
335
266 if (op->type == CONTAINER && op->stats.Str) 336 if (op->type == CONTAINER && op->stats.Str)
267 sum = (sum * (100 - op->stats.Str)) / 100; 337 sum = (sum * (100 - op->stats.Str)) / 100;
338
268 if (op->carrying != sum) 339 if (op->carrying != sum)
269 op->carrying = sum; 340 op->carrying = sum;
341
270 return sum; 342 return sum;
271} 343}
272 344
273/** 345/**
274 * Return the outermost environment object for a given object. 346 * Return the outermost environment object for a given object.
301 * Used by: Crossedit: dump. Server DM commands: dumpbelow, dump. 373 * Used by: Crossedit: dump. Server DM commands: dumpbelow, dump.
302 * Some error messages. 374 * Some error messages.
303 * The result of the dump is stored in the static global errmsg array. 375 * The result of the dump is stored in the static global errmsg array.
304 */ 376 */
305 377
306void 378char *
307dump_object2 (object *op)
308{
309 errmsg[0] = 0;
310 return;
311 //TODO//D#d#
312#if 0
313 char *cp;
314
315/* object *tmp;*/
316
317 if (op->arch != NULL)
318 {
319 strcat (errmsg, "arch ");
320 strcat (errmsg, op->arch->name ? op->arch->name : "(null)");
321 strcat (errmsg, "\n");
322 if ((cp = get_ob_diff (op, &empty_archetype->clone)) != NULL)
323 strcat (errmsg, cp);
324# if 0
325 /* Don't dump player diffs - they are too long, mostly meaningless, and
326 * will overflow the buffer.
327 * Changed so that we don't dump inventory either. This may
328 * also overflow the buffer.
329 */
330 if (op->type != PLAYER && (cp = get_ob_diff (op, &empty_archetype->clone)) != NULL)
331 strcat (errmsg, cp);
332 for (tmp = op->inv; tmp; tmp = tmp->below)
333 dump_object2 (tmp);
334# endif
335 strcat (errmsg, "end\n");
336 }
337 else
338 {
339 strcat (errmsg, "Object ");
340 if (op->name == NULL)
341 strcat (errmsg, "(null)");
342 else
343 strcat (errmsg, op->name);
344 strcat (errmsg, "\n");
345# if 0
346 if ((cp = get_ob_diff (op, &empty_archetype->clone)) != NULL)
347 strcat (errmsg, cp);
348 for (tmp = op->inv; tmp; tmp = tmp->below)
349 dump_object2 (tmp);
350# endif
351 strcat (errmsg, "end\n");
352 }
353#endif
354}
355
356/*
357 * Dumps an object. Returns output in the static global errmsg array.
358 */
359
360void
361dump_object (object *op) 379dump_object (object *op)
362{ 380{
363 if (op == NULL) 381 if (!op)
364 { 382 return strdup ("[NULLOBJ]");
365 strcpy (errmsg, "[NULL pointer]");
366 return;
367 }
368 errmsg[0] = '\0';
369 dump_object2 (op);
370}
371 383
372void 384 object_freezer freezer;
373dump_all_objects (void) 385 save_object (freezer, op, 3);
374{ 386 return freezer.as_string ();
375 object *op;
376
377 for (op = objects; op != NULL; op = op->next)
378 {
379 dump_object (op);
380 fprintf (logfile, "Object %d\n:%s\n", op->count, errmsg);
381 }
382} 387}
383 388
384/* 389/*
385 * get_nearest_part(multi-object, object 2) returns the part of the 390 * get_nearest_part(multi-object, object 2) returns the part of the
386 * multi-object 1 which is closest to the second object. 391 * multi-object 1 which is closest to the second object.
406 */ 411 */
407 412
408object * 413object *
409find_object (tag_t i) 414find_object (tag_t i)
410{ 415{
411 object *op; 416 for (object *op = object::first; op; op = op->next)
412
413 for (op = objects; op != NULL; op = op->next)
414 if (op->count == i) 417 if (op->count == i)
415 break; 418 return op;
419
416 return op; 420 return 0;
417} 421}
418 422
419/* 423/*
420 * Returns the first object which has a name equal to the argument. 424 * Returns the first object which has a name equal to the argument.
421 * Used only by the patch command, but not all that useful. 425 * Used only by the patch command, but not all that useful.
423 */ 427 */
424 428
425object * 429object *
426find_object_name (const char *str) 430find_object_name (const char *str)
427{ 431{
428 const char *name = shstr::find (str); 432 shstr_cmp str_ (str);
429 object *op; 433 object *op;
430 434
431 for (op = objects; op != NULL; op = op->next) 435 for (op = object::first; op != NULL; op = op->next)
432 if (&op->name == name) 436 if (op->name == str_)
433 break; 437 break;
434 438
435 return op; 439 return op;
436} 440}
437 441
440{ 444{
441 LOG (llevDebug, "%d allocated objects\n", nrofallocobjects); 445 LOG (llevDebug, "%d allocated objects\n", nrofallocobjects);
442} 446}
443 447
444/* 448/*
445 * Returns the object which this object marks as being the owner.
446 * A id-scheme is used to avoid pointing to objects which have been
447 * freed and are now reused. If this is detected, the owner is
448 * set to NULL, and NULL is returned.
449 * Changed 2004-02-12 - if the player is setting at the play again
450 * prompt, he is removed, and we don't want to treat him as an owner of
451 * anything, so check removed flag. I don't expect that this should break
452 * anything - once an object is removed, it is basically dead anyways.
453 */
454
455object *
456get_owner (object *op)
457{
458 if (op->owner == NULL)
459 return NULL;
460
461 if (!QUERY_FLAG (op->owner, FLAG_FREED) && !QUERY_FLAG (op->owner, FLAG_REMOVED) && op->owner->count == op->ownercount)
462 return op->owner;
463
464 op->owner = NULL;
465 op->ownercount = 0;
466 return NULL;
467}
468
469void
470clear_owner (object *op)
471{
472 if (!op)
473 return;
474
475 if (op->owner && op->ownercount == op->owner->count)
476 op->owner->refcount--;
477
478 op->owner = NULL;
479 op->ownercount = 0;
480}
481
482/*
483 * Sets the owner and sets the skill and exp pointers to owner's current 449 * Sets the owner and sets the skill and exp pointers to owner's current
484 * skill and experience objects. 450 * skill and experience objects.
485 */ 451 */
486void 452void
487set_owner (object *op, object *owner) 453object::set_owner (object *owner)
488{ 454{
489 if (owner == NULL || op == NULL) 455 if (!owner)
490 return; 456 return;
491 457
492 /* next line added to allow objects which own objects */ 458 /* next line added to allow objects which own objects */
493 /* Add a check for ownercounts in here, as I got into an endless loop 459 /* Add a check for ownercounts in here, as I got into an endless loop
494 * with the fireball owning a poison cloud which then owned the 460 * with the fireball owning a poison cloud which then owned the
495 * fireball. I believe that was caused by one of the objects getting 461 * fireball. I believe that was caused by one of the objects getting
496 * freed and then another object replacing it. Since the ownercounts 462 * freed and then another object replacing it. Since the ownercounts
497 * didn't match, this check is valid and I believe that cause is valid. 463 * didn't match, this check is valid and I believe that cause is valid.
498 */ 464 */
499 while (owner->owner && owner != owner->owner && owner->ownercount == owner->owner->count) 465 while (owner->owner)
500 owner = owner->owner; 466 owner = owner->owner;
501 467
502 /* IF the owner still has an owner, we did not resolve to a final owner.
503 * so lets not add to that.
504 */
505 if (owner->owner)
506 return;
507
508 op->owner = owner; 468 this->owner = owner;
509
510 op->ownercount = owner->count;
511 owner->refcount++;
512}
513
514/* Set the owner to clone's current owner and set the skill and experience
515 * objects to clone's objects (typically those objects that where the owner's
516 * current skill and experience objects at the time when clone's owner was
517 * set - not the owner's current skill and experience objects).
518 *
519 * Use this function if player created an object (e.g. fire bullet, swarm
520 * spell), and this object creates further objects whose kills should be
521 * accounted for the player's original skill, even if player has changed
522 * skills meanwhile.
523 */
524void
525copy_owner (object *op, object *clone)
526{
527 object *owner = get_owner (clone);
528
529 if (owner == NULL)
530 {
531 /* players don't have owners - they own themselves. Update
532 * as appropriate.
533 */
534 if (clone->type == PLAYER)
535 owner = clone;
536 else
537 return;
538 }
539
540 set_owner (op, owner);
541} 469}
542 470
543/* Zero the key_values on op, decrementing the shared-string 471/* Zero the key_values on op, decrementing the shared-string
544 * refcounts and freeing the links. 472 * refcounts and freeing the links.
545 */ 473 */
561{ 489{
562 attachable_base::clear (); 490 attachable_base::clear ();
563 491
564 free_key_values (this); 492 free_key_values (this);
565 493
566 clear_owner (this); 494 owner = 0;
567
568 name = 0; 495 name = 0;
569 name_pl = 0; 496 name_pl = 0;
570 title = 0; 497 title = 0;
571 race = 0; 498 race = 0;
572 slaying = 0; 499 slaying = 0;
573 skill = 0; 500 skill = 0;
574 msg = 0; 501 msg = 0;
575 lore = 0; 502 lore = 0;
576 custom_name = 0; 503 custom_name = 0;
577 materialname = 0; 504 materialname = 0;
505 contr = 0;
506 below = 0;
507 above = 0;
508 inv = 0;
509 container = 0;
510 env = 0;
511 more = 0;
512 head = 0;
513 map = 0;
514 active_next = 0;
515 active_prev = 0;
578 516
579 memset (static_cast < object_pod * >(this), 0, sizeof (object_pod)); 517 memset (static_cast<object_pod *>(this), 0, sizeof (object_pod));
580 518
581 SET_FLAG (this, FLAG_REMOVED); 519 SET_FLAG (this, FLAG_REMOVED);
582}
583 520
584void object::clone (object *destination)
585{
586 *(object_copy *) destination = *this;
587 *(object_pod *) destination = *this;
588
589 if (self || cb)
590 INVOKE_OBJECT (CLONE, this, ARG_OBJECT (destination));
591}
592
593/*
594 * clear_object() frees everything allocated by an object, and also
595 * clears all variables and flags to default settings.
596 */
597
598void
599clear_object (object *op)
600{
601 op->clear ();
602
603 op->contr = NULL;
604 op->below = NULL;
605 op->above = NULL;
606 op->inv = NULL;
607 op->container = NULL;
608 op->env = NULL;
609 op->more = NULL;
610 op->head = NULL;
611 op->map = NULL;
612 op->refcount = 0;
613 op->active_next = NULL;
614 op->active_prev = NULL;
615 /* What is not cleared is next, prev, and count */ 521 /* What is not cleared is next, prev, and count */
616 522
617 op->expmul = 1.0; 523 expmul = 1.0;
618 op->face = blank_face; 524 face = blank_face;
619 op->attacked_by_count = -1;
620 525
621 if (settings.casting_time) 526 if (settings.casting_time)
622 op->casting_time = -1; 527 casting_time = -1;
623} 528}
624 529
625/* 530/*
626 * copy object first frees everything allocated by the second object, 531 * copy_to first frees everything allocated by the dst object,
627 * and then copies the contends of the first object into the second 532 * and then copies the contents of itself into the second
628 * object, allocating what needs to be allocated. Basically, any 533 * object, allocating what needs to be allocated. Basically, any
629 * data that is malloc'd needs to be re-malloc/copied. Otherwise, 534 * data that is malloc'd needs to be re-malloc/copied. Otherwise,
630 * if the first object is freed, the pointers in the new object 535 * if the first object is freed, the pointers in the new object
631 * will point at garbage. 536 * will point at garbage.
632 */ 537 */
633
634void 538void
635copy_object (object *op2, object *op) 539object::copy_to (object *dst)
636{ 540{
637 bool is_freed = QUERY_FLAG (op, FLAG_FREED); 541 bool is_freed = QUERY_FLAG (dst, FLAG_FREED);
638 bool is_removed = QUERY_FLAG (op, FLAG_REMOVED); 542 bool is_removed = QUERY_FLAG (dst, FLAG_REMOVED);
639 543
640 op2->clone (op); 544 *(object_copy *)dst = *this;
545 *(object_pod *)dst = *this;
546
547 if (self || cb)
548 INVOKE_OBJECT (CLONE, this, ARG_OBJECT (dst));
641 549
642 if (is_freed) 550 if (is_freed)
643 SET_FLAG (op, FLAG_FREED); 551 SET_FLAG (dst, FLAG_FREED);
552
644 if (is_removed) 553 if (is_removed)
645 SET_FLAG (op, FLAG_REMOVED); 554 SET_FLAG (dst, FLAG_REMOVED);
646 555
647 if (op2->speed < 0) 556 if (speed < 0)
648 op->speed_left = op2->speed_left - RANDOM () % 200 / 100.0; 557 dst->speed_left = speed_left - RANDOM () % 200 / 100.0;
649 558
650 /* Copy over key_values, if any. */ 559 /* Copy over key_values, if any. */
651 if (op2->key_values) 560 if (key_values)
652 { 561 {
653 key_value *tail = 0; 562 key_value *tail = 0;
654 key_value *i; 563 key_value *i;
655 564
656 op->key_values = 0; 565 dst->key_values = 0;
657 566
658 for (i = op2->key_values; i; i = i->next) 567 for (i = key_values; i; i = i->next)
659 { 568 {
660 key_value *new_link = new key_value; 569 key_value *new_link = new key_value;
661 570
662 new_link->next = 0; 571 new_link->next = 0;
663 new_link->key = i->key; 572 new_link->key = i->key;
664 new_link->value = i->value; 573 new_link->value = i->value;
665 574
666 /* Try and be clever here, too. */ 575 /* Try and be clever here, too. */
667 if (!op->key_values) 576 if (!dst->key_values)
668 { 577 {
669 op->key_values = new_link; 578 dst->key_values = new_link;
670 tail = new_link; 579 tail = new_link;
671 } 580 }
672 else 581 else
673 { 582 {
674 tail->next = new_link; 583 tail->next = new_link;
675 tail = new_link; 584 tail = new_link;
676 } 585 }
677 } 586 }
678 } 587 }
679 588
680 update_ob_speed (op); 589 update_ob_speed (dst);
590}
591
592object *
593object::clone ()
594{
595 object *neu = create ();
596 copy_to (neu);
597 return neu;
681} 598}
682 599
683/* 600/*
684 * If an object with the IS_TURNABLE() flag needs to be turned due 601 * If an object with the IS_TURNABLE() flag needs to be turned due
685 * to the closest player being on the other side, this function can 602 * to the closest player being on the other side, this function can
698/* 615/*
699 * Updates the speed of an object. If the speed changes from 0 to another 616 * Updates the speed of an object. If the speed changes from 0 to another
700 * value, or vice versa, then add/remove the object from the active list. 617 * value, or vice versa, then add/remove the object from the active list.
701 * This function needs to be called whenever the speed of an object changes. 618 * This function needs to be called whenever the speed of an object changes.
702 */ 619 */
703
704void 620void
705update_ob_speed (object *op) 621update_ob_speed (object *op)
706{ 622{
707 extern int arch_init; 623 extern int arch_init;
708 624
717 abort (); 633 abort ();
718#else 634#else
719 op->speed = 0; 635 op->speed = 0;
720#endif 636#endif
721 } 637 }
638
722 if (arch_init) 639 if (arch_init)
723 {
724 return; 640 return;
725 } 641
726 if (FABS (op->speed) > MIN_ACTIVE_SPEED) 642 if (FABS (op->speed) > MIN_ACTIVE_SPEED)
727 { 643 {
728 /* If already on active list, don't do anything */ 644 /* If already on active list, don't do anything */
729 if (op->active_next || op->active_prev || op == active_objects) 645 if (op->active_next || op->active_prev || op == active_objects)
730 return; 646 return;
731 647
732 /* process_events() expects us to insert the object at the beginning 648 /* process_events() expects us to insert the object at the beginning
733 * of the list. */ 649 * of the list. */
734 op->active_next = active_objects; 650 op->active_next = active_objects;
651
735 if (op->active_next != NULL) 652 if (op->active_next != NULL)
736 op->active_next->active_prev = op; 653 op->active_next->active_prev = op;
654
737 active_objects = op; 655 active_objects = op;
738 } 656 }
739 else 657 else
740 { 658 {
741 /* If not on the active list, nothing needs to be done */ 659 /* If not on the active list, nothing needs to be done */
743 return; 661 return;
744 662
745 if (op->active_prev == NULL) 663 if (op->active_prev == NULL)
746 { 664 {
747 active_objects = op->active_next; 665 active_objects = op->active_next;
666
748 if (op->active_next != NULL) 667 if (op->active_next != NULL)
749 op->active_next->active_prev = NULL; 668 op->active_next->active_prev = NULL;
750 } 669 }
751 else 670 else
752 { 671 {
753 op->active_prev->active_next = op->active_next; 672 op->active_prev->active_next = op->active_next;
673
754 if (op->active_next) 674 if (op->active_next)
755 op->active_next->active_prev = op->active_prev; 675 op->active_next->active_prev = op->active_prev;
756 } 676 }
677
757 op->active_next = NULL; 678 op->active_next = NULL;
758 op->active_prev = NULL; 679 op->active_prev = NULL;
759 } 680 }
760} 681}
761 682
886 update_now = 1; 807 update_now = 1;
887 808
888 if ((move_slow | op->move_slow) != move_slow) 809 if ((move_slow | op->move_slow) != move_slow)
889 update_now = 1; 810 update_now = 1;
890 } 811 }
812
891 /* if the object is being removed, we can't make intelligent 813 /* if the object is being removed, we can't make intelligent
892 * decisions, because remove_ob can't really pass the object 814 * decisions, because remove_ob can't really pass the object
893 * that is being removed. 815 * that is being removed.
894 */ 816 */
895 else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE) 817 else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)
896 update_now = 1; 818 update_now = 1;
897 else if (action == UP_OBJ_FACE) 819 else if (action == UP_OBJ_FACE)
898 /* Nothing to do for that case */; 820 /* Nothing to do for that case */ ;
899 else 821 else
900 LOG (llevError, "update_object called with invalid action: %d\n", action); 822 LOG (llevError, "update_object called with invalid action: %d\n", action);
901 823
902 if (update_now) 824 if (update_now)
903 { 825 {
907 829
908 if (op->more != NULL) 830 if (op->more != NULL)
909 update_object (op->more, action); 831 update_object (op->more, action);
910} 832}
911 833
912static unordered_vector<object *> mortals; 834object::vector object::mortals;
913static std::vector<object *> freed; 835object::vector object::objects; // not yet used
836object *object::first;
914 837
915void object::free_mortals () 838void object::free_mortals ()
916{ 839{
917 for (unordered_vector<object *>::iterator i = mortals.begin (); i != mortals.end (); ) 840 for (AUTODECL (i, mortals.begin ()); i != mortals.end ();)
918 if (!(*i)->refcount) 841 if ((*i)->refcnt)
842 ++i; // further delay freeing
843 else
919 { 844 {
920 freed.push_back (*i); 845 delete *i;
921 mortals.erase (i); 846 mortals.erase (i);
922 } 847 }
923 else
924 ++i;
925} 848}
926 849
927object::object () 850object::object ()
928{ 851{
929 SET_FLAG (this, FLAG_REMOVED); 852 SET_FLAG (this, FLAG_REMOVED);
930 853
931 expmul = 1.0; 854 expmul = 1.0;
932 face = blank_face; 855 face = blank_face;
933 attacked_by_count = -1;
934} 856}
935 857
936object::~object () 858object::~object ()
937{ 859{
938 free_key_values (this); 860 free_key_values (this);
939} 861}
940 862
941void object::link () 863void object::link ()
942{ 864{
943 count = ++ob_count; 865 count = ++ob_count;
866 uuid = gen_uuid ();
944 867
945 prev = 0; 868 prev = 0;
946 next = objects; 869 next = object::first;
947 870
948 if (objects) 871 if (object::first)
949 objects->prev = this; 872 object::first->prev = this;
950 873
951 objects = this; 874 object::first = this;
952} 875}
953 876
954void object::unlink () 877void object::unlink ()
955{ 878{
956 count = 0; 879 if (this == object::first)
880 object::first = next;
957 881
958 /* Remove this object from the list of used objects */ 882 /* Remove this object from the list of used objects */
959 if (prev)
960 {
961 prev->next = next; 883 if (prev) prev->next = next;
884 if (next) next->prev = prev;
885
962 prev = 0; 886 prev = 0;
963 }
964
965 if (next)
966 {
967 next->prev = prev;
968 next = 0; 887 next = 0;
969 }
970
971 if (this == objects)
972 objects = next;
973} 888}
974 889
975object *object::create () 890object *object::create ()
976{ 891{
977 object *op;
978
979 if (freed.empty ())
980 op = new object; 892 object *op = new object;
981 else
982 {
983 // highly annoying, but the only way to get it stable right now
984 op = freed.back (); freed.pop_back ();
985 op->~object ();
986 new ((void *)op) object;
987 }
988
989 op->link (); 893 op->link ();
990 return op; 894 return op;
991} 895}
992 896
993/* 897/*
995 * it from the list of used objects, and puts it on the list of 899 * it from the list of used objects, and puts it on the list of
996 * free objects. The IS_FREED() flag is set in the object. 900 * free objects. The IS_FREED() flag is set in the object.
997 * The object must have been removed by remove_ob() first for 901 * The object must have been removed by remove_ob() first for
998 * this function to succeed. 902 * this function to succeed.
999 * 903 *
1000 * If free_inventory is set, free inventory as well. Else drop items in 904 * If destroy_inventory is set, free inventory as well. Else drop items in
1001 * inventory to the ground. 905 * inventory to the ground.
1002 */ 906 */
1003void object::free (bool free_inventory) 907void object::destroy (bool destroy_inventory)
1004{ 908{
909 if (QUERY_FLAG (this, FLAG_FREED))
910 return;
911
912 if (QUERY_FLAG (this, FLAG_FRIENDLY))
913 remove_friendly_object (this);
914
1005 if (!QUERY_FLAG (this, FLAG_REMOVED)) 915 if (!QUERY_FLAG (this, FLAG_REMOVED))
1006 { 916 remove ();
1007 LOG (llevDebug, "Free object called with non removed object\n");
1008 dump_object (this);
1009#ifdef MANY_CORES
1010 abort ();
1011#endif
1012 }
1013 917
1014 if (QUERY_FLAG (this, FLAG_FRIENDLY))
1015 {
1016 LOG (llevMonster, "Warning: tried to free friendly object.\n");
1017 remove_friendly_object (this);
1018 }
1019
1020 if (QUERY_FLAG (this, FLAG_FREED)) 918 SET_FLAG (this, FLAG_FREED);
1021 {
1022 dump_object (this);
1023 LOG (llevError, "Trying to free freed object.\n%s\n", errmsg);
1024 return;
1025 }
1026 919
1027 if (more) 920 if (more)
1028 { 921 {
1029 more->free (free_inventory); 922 more->destroy (destroy_inventory);
1030 more = 0; 923 more = 0;
1031 } 924 }
1032 925
1033 if (inv) 926 if (inv)
1034 { 927 {
1035 /* Only if the space blocks everything do we not process - 928 /* Only if the space blocks everything do we not process -
1036 * if some form of movement is allowed, let objects 929 * if some form of movement is allowed, let objects
1037 * drop on that space. 930 * drop on that space.
1038 */ 931 */
1039 if (free_inventory || !map || map->in_memory != MAP_IN_MEMORY || (GET_MAP_MOVE_BLOCK (map, x, y) == MOVE_ALL)) 932 if (destroy_inventory || !map || map->in_memory != MAP_IN_MEMORY || GET_MAP_MOVE_BLOCK (map, x, y) == MOVE_ALL)
1040 { 933 {
1041 object * 934 object *op = inv;
1042 op = inv;
1043 935
1044 while (op) 936 while (op)
1045 { 937 {
1046 object *
1047 tmp = op->below; 938 object *tmp = op->below;
1048
1049 remove_ob (op);
1050 op->free (free_inventory); 939 op->destroy (destroy_inventory);
1051 op = tmp; 940 op = tmp;
1052 } 941 }
1053 } 942 }
1054 else 943 else
1055 { /* Put objects in inventory onto this space */ 944 { /* Put objects in inventory onto this space */
1056 object * 945 object *op = inv;
1057 op = inv;
1058 946
1059 while (op) 947 while (op)
1060 { 948 {
1061 object *
1062 tmp = op->below; 949 object *tmp = op->below;
1063 950
1064 remove_ob (op); 951 op->remove ();
1065 952
1066 if (QUERY_FLAG (op, FLAG_STARTEQUIP) 953 if (QUERY_FLAG (op, FLAG_STARTEQUIP)
1067 || QUERY_FLAG (op, FLAG_NO_DROP) || op->type == RUNE || op->type == TRAP || QUERY_FLAG (op, FLAG_IS_A_TEMPLATE)) 954 || QUERY_FLAG (op, FLAG_NO_DROP) || op->type == RUNE || op->type == TRAP || QUERY_FLAG (op, FLAG_IS_A_TEMPLATE))
1068 free_object (op); 955 op->destroy ();
1069 else 956 else
1070 { 957 {
1071 op->x = x; 958 op->x = x;
1072 op->y = y; 959 op->y = y;
1073 insert_ob_in_map (op, map, 0, 0); /* Insert in same map as the envir */ 960 insert_ob_in_map (op, map, 0, 0); /* Insert in same map as the envir */
1076 op = tmp; 963 op = tmp;
1077 } 964 }
1078 } 965 }
1079 } 966 }
1080 967
1081 clear_owner (this); 968 // hack to ensure that freed objects still have a valid map
969 {
970 static maptile *freed_map; // freed objects are moved here to avoid crashes
971
972 if (!freed_map)
973 {
974 freed_map = new maptile;
975
976 freed_map->name = "/internal/freed_objects_map";
977 freed_map->width = 3;
978 freed_map->height = 3;
979
980 freed_map->allocate ();
981 }
982
983 map = freed_map;
984 x = 1;
985 y = 1;
986 }
987
988 // clear those pointers that likely might have circular references to us
989 owner = 0;
990 enemy = 0;
991 attacked_by = 0;
992
993 // only relevant for players(?), but make sure of it anyways
994 contr = 0;
1082 995
1083 /* Remove object from the active list */ 996 /* Remove object from the active list */
1084 speed = 0; 997 speed = 0;
1085 update_ob_speed (this); 998 update_ob_speed (this);
1086 999
1087 unlink (); 1000 unlink ();
1088 1001
1089 SET_FLAG (this, FLAG_FREED);
1090
1091 mortals.push_back (this); 1002 mortals.push_back (this);
1092} 1003}
1093 1004
1094/* 1005/*
1095 * sub_weight() recursively (outwards) subtracts a number from the 1006 * sub_weight() recursively (outwards) subtracts a number from the
1096 * weight of an object (and what is carried by it's environment(s)). 1007 * weight of an object (and what is carried by it's environment(s)).
1097 */ 1008 */
1098
1099void 1009void
1100sub_weight (object *op, signed long weight) 1010sub_weight (object *op, signed long weight)
1101{ 1011{
1102 while (op != NULL) 1012 while (op != NULL)
1103 { 1013 {
1104 if (op->type == CONTAINER) 1014 if (op->type == CONTAINER)
1105 {
1106 weight = (signed long) (weight * (100 - op->stats.Str) / 100); 1015 weight = (signed long) (weight * (100 - op->stats.Str) / 100);
1107 } 1016
1108 op->carrying -= weight; 1017 op->carrying -= weight;
1109 op = op->env; 1018 op = op->env;
1110 } 1019 }
1111} 1020}
1112 1021
1113/* remove_ob(op): 1022/* op->remove ():
1114 * This function removes the object op from the linked list of objects 1023 * This function removes the object op from the linked list of objects
1115 * which it is currently tied to. When this function is done, the 1024 * which it is currently tied to. When this function is done, the
1116 * object will have no environment. If the object previously had an 1025 * object will have no environment. If the object previously had an
1117 * environment, the x and y coordinates will be updated to 1026 * environment, the x and y coordinates will be updated to
1118 * the previous environment. 1027 * the previous environment.
1119 * Beware: This function is called from the editor as well! 1028 * Beware: This function is called from the editor as well!
1120 */ 1029 */
1121
1122void 1030void
1123remove_ob (object *op) 1031object::remove ()
1124{ 1032{
1125 object *tmp, *last = NULL; 1033 object *tmp, *last = 0;
1126 object *otmp; 1034 object *otmp;
1127 1035
1128 tag_t tag;
1129 int check_walk_off; 1036 int check_walk_off;
1130 mapstruct *m;
1131 1037
1132 sint16 x, y;
1133
1134 if (QUERY_FLAG (op, FLAG_REMOVED)) 1038 if (QUERY_FLAG (this, FLAG_REMOVED))
1135 { 1039 return;
1136 dump_object (op);
1137 LOG (llevError, "Trying to remove removed object.\n%s\n", errmsg);
1138 1040
1139 /* Changed it to always dump core in this case. As has been learned
1140 * in the past, trying to recover from errors almost always
1141 * make things worse, and this is a real error here - something
1142 * that should not happen.
1143 * Yes, if this was a mission critical app, trying to do something
1144 * to recover may make sense, but that is because failure of the app
1145 * may have other disastrous problems. Cf runs out of a script
1146 * so is easily enough restarted without any real problems.
1147 * MSW 2001-07-01
1148 */
1149 abort ();
1150 }
1151
1152 if (op->more != NULL)
1153 remove_ob (op->more);
1154
1155 SET_FLAG (op, FLAG_REMOVED); 1041 SET_FLAG (this, FLAG_REMOVED);
1042
1043 if (more)
1044 more->remove ();
1156 1045
1157 /* 1046 /*
1158 * In this case, the object to be removed is in someones 1047 * In this case, the object to be removed is in someones
1159 * inventory. 1048 * inventory.
1160 */ 1049 */
1161 if (op->env != NULL) 1050 if (env)
1162 { 1051 {
1163 if (op->nrof) 1052 if (nrof)
1164 sub_weight (op->env, op->weight * op->nrof); 1053 sub_weight (env, weight * nrof);
1165 else 1054 else
1166 sub_weight (op->env, op->weight + op->carrying); 1055 sub_weight (env, weight + carrying);
1167 1056
1168 /* NO_FIX_PLAYER is set when a great many changes are being 1057 /* NO_FIX_PLAYER is set when a great many changes are being
1169 * made to players inventory. If set, avoiding the call 1058 * made to players inventory. If set, avoiding the call
1170 * to save cpu time. 1059 * to save cpu time.
1171 */ 1060 */
1172 if ((otmp = is_player_inv (op->env)) != NULL && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER)) 1061 if ((otmp = is_player_inv (env)) != NULL && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1173 fix_player (otmp); 1062 fix_player (otmp);
1174 1063
1175 if (op->above != NULL) 1064 if (above != NULL)
1176 op->above->below = op->below; 1065 above->below = below;
1177 else 1066 else
1178 op->env->inv = op->below; 1067 env->inv = below;
1179 1068
1180 if (op->below != NULL) 1069 if (below != NULL)
1181 op->below->above = op->above; 1070 below->above = above;
1182 1071
1183 /* we set up values so that it could be inserted into 1072 /* we set up values so that it could be inserted into
1184 * the map, but we don't actually do that - it is up 1073 * the map, but we don't actually do that - it is up
1185 * to the caller to decide what we want to do. 1074 * to the caller to decide what we want to do.
1186 */ 1075 */
1187 op->x = op->env->x, op->y = op->env->y; 1076 x = env->x, y = env->y;
1188 op->map = op->env->map; 1077 map = env->map;
1189 op->above = NULL, op->below = NULL; 1078 above = 0, below = 0;
1190 op->env = NULL; 1079 env = 0;
1191 return;
1192 }
1193
1194 /* If we get here, we are removing it from a map */
1195 if (op->map == NULL)
1196 return;
1197
1198 x = op->x;
1199 y = op->y;
1200 m = get_map_from_coord (op->map, &x, &y);
1201
1202 if (!m)
1203 { 1080 }
1204 LOG (llevError, "remove_ob called when object was on map but appears to not be within valid coordinates? %s (%d,%d)\n", 1081 else if (map)
1205 op->map->path, op->x, op->y); 1082 {
1206 /* in old days, we used to set x and y to 0 and continue. 1083 /* Re did the following section of code - it looks like it had
1207 * it seems if we get into this case, something is probablye 1084 * lots of logic for things we no longer care about
1208 * screwed up and should be fixed.
1209 */ 1085 */
1210 abort ();
1211 }
1212 if (op->map != m)
1213 {
1214 LOG (llevDebug, "remove_ob: Object not really on map it claimed to be on? %s != %s, %d,%d != %d,%d\n",
1215 op->map->path, m->path, op->x, op->y, x, y);
1216 }
1217 1086
1218 /* Re did the following section of code - it looks like it had
1219 * lots of logic for things we no longer care about
1220 */
1221
1222 /* link the object above us */ 1087 /* link the object above us */
1223 if (op->above) 1088 if (above)
1224 op->above->below = op->below; 1089 above->below = below;
1225 else 1090 else
1226 SET_MAP_TOP (m, x, y, op->below); /* we were top, set new top */ 1091 SET_MAP_TOP (map, x, y, below); /* we were top, set new top */
1227 1092
1228 /* Relink the object below us, if there is one */ 1093 /* Relink the object below us, if there is one */
1229 if (op->below) 1094 if (below)
1230 op->below->above = op->above; 1095 below->above = above;
1231 else 1096 else
1232 { 1097 {
1233 /* Nothing below, which means we need to relink map object for this space 1098 /* Nothing below, which means we need to relink map object for this space
1234 * use translated coordinates in case some oddness with map tiling is 1099 * use translated coordinates in case some oddness with map tiling is
1235 * evident 1100 * evident
1236 */
1237 if (GET_MAP_OB (m, x, y) != op)
1238 {
1239 dump_object (op);
1240 LOG (llevError, "remove_ob: GET_MAP_OB does not return object to be removed even though it appears to be on the bottom?\n%s\n",
1241 errmsg);
1242 dump_object (GET_MAP_OB (m, x, y));
1243 LOG (llevError, "%s\n", errmsg);
1244 }
1245
1246 SET_MAP_OB (m, x, y, op->above); /* goes on above it. */
1247 }
1248
1249 op->above = NULL;
1250 op->below = NULL;
1251
1252 if (op->map->in_memory == MAP_SAVING)
1253 return;
1254
1255 tag = op->count;
1256 check_walk_off = !QUERY_FLAG (op, FLAG_NO_APPLY);
1257
1258 for (tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = tmp->above)
1259 {
1260 /* No point updating the players look faces if he is the object
1261 * being removed.
1262 */
1263
1264 if (tmp->type == PLAYER && tmp != op)
1265 {
1266 /* If a container that the player is currently using somehow gets
1267 * removed (most likely destroyed), update the player view
1268 * appropriately.
1269 */ 1101 */
1270 if (tmp->container == op) 1102 if (GET_MAP_OB (map, x, y) != this)
1271 { 1103 {
1272 CLEAR_FLAG (op, FLAG_APPLIED); 1104 char *dump = dump_object (this);
1273 tmp->container = NULL; 1105 LOG (llevError,
1106 "remove_ob: GET_MAP_OB does not return object to be removed even though it appears to be on the bottom?\n%s\n", dump);
1107 free (dump);
1108 dump = dump_object (GET_MAP_OB (map, x, y));
1109 LOG (llevError, "%s\n", dump);
1110 free (dump);
1274 } 1111 }
1275 1112
1276 tmp->contr->socket.update_look = 1; 1113 SET_MAP_OB (map, x, y, above); /* goes on above it. */
1277 }
1278 /* See if player moving off should effect something */
1279 if (check_walk_off && ((op->move_type & tmp->move_off) && (op->move_type & ~tmp->move_off & ~tmp->move_block) == 0))
1280 { 1114 }
1281 move_apply (tmp, op, NULL);
1282 1115
1283 if (was_destroyed (op, tag)) 1116 above = 0;
1117 below = 0;
1118
1119 if (map->in_memory == MAP_SAVING)
1120 return;
1121
1122 check_walk_off = !QUERY_FLAG (this, FLAG_NO_APPLY);
1123
1124 for (tmp = GET_MAP_OB (map, x, y); tmp; tmp = tmp->above)
1125 {
1126 /* No point updating the players look faces if he is the object
1127 * being removed.
1128 */
1129
1130 if (tmp->type == PLAYER && tmp != this)
1284 { 1131 {
1285 LOG (llevError, "BUG: remove_ob(): name %s, archname %s destroyed " "leaving object\n", &tmp->name, &tmp->arch->name); 1132 /* If a container that the player is currently using somehow gets
1133 * removed (most likely destroyed), update the player view
1134 * appropriately.
1135 */
1136 if (tmp->container == this)
1137 {
1138 CLEAR_FLAG (this, FLAG_APPLIED);
1139 tmp->container = 0;
1140 }
1141
1142 tmp->contr->socket->update_look = 1;
1286 } 1143 }
1144
1145 /* See if player moving off should effect something */
1146 if (check_walk_off
1147 && ((move_type & tmp->move_off)
1148 && (move_type & ~tmp->move_off & ~tmp->move_block) == 0))
1149 {
1150 move_apply (tmp, this, 0);
1151
1152 if (destroyed ())
1153 LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1287 } 1154 }
1288 1155
1289 /* Eneq(@csd.uu.se): Fixed this to skip tmp->above=tmp */ 1156 /* Eneq(@csd.uu.se): Fixed this to skip tmp->above=tmp */
1290 1157
1291 if (tmp->above == tmp) 1158 if (tmp->above == tmp)
1292 tmp->above = NULL; 1159 tmp->above = 0;
1293 1160
1294 last = tmp; 1161 last = tmp;
1295 } 1162 }
1296 1163
1297 /* last == NULL of there are no objects on this space */ 1164 /* last == NULL of there are no objects on this space */
1298 if (last == NULL) 1165 if (!last)
1299 { 1166 {
1300 /* set P_NEED_UPDATE, otherwise update_position will complain. In theory, 1167 /* set P_NEED_UPDATE, otherwise update_position will complain. In theory,
1301 * we could preserve the flags (GET_MAP_FLAGS), but update_position figures 1168 * we could preserve the flags (GET_MAP_FLAGS), but update_position figures
1302 * those out anyways, and if there are any flags set right now, they won't 1169 * those out anyways, and if there are any flags set right now, they won't
1303 * be correct anyways. 1170 * be correct anyways.
1304 */ 1171 */
1305 SET_MAP_FLAGS (op->map, op->x, op->y, P_NEED_UPDATE); 1172 SET_MAP_FLAGS (map, x, y, P_NEED_UPDATE);
1306 update_position (op->map, op->x, op->y); 1173 update_position (map, x, y);
1307 } 1174 }
1308 else 1175 else
1309 update_object (last, UP_OBJ_REMOVE); 1176 update_object (last, UP_OBJ_REMOVE);
1310 1177
1311 if (QUERY_FLAG (op, FLAG_BLOCKSVIEW) || (op->glow_radius != 0)) 1178 if (QUERY_FLAG (this, FLAG_BLOCKSVIEW) || glow_radius)
1312 update_all_los (op->map, op->x, op->y); 1179 update_all_los (map, x, y);
1180 }
1313} 1181}
1314 1182
1315/* 1183/*
1316 * merge_ob(op,top): 1184 * merge_ob(op,top):
1317 * 1185 *
1318 * This function goes through all objects below and including top, and 1186 * This function goes through all objects below and including top, and
1319 * merges op to the first matching object. 1187 * merges op to the first matching object.
1320 * If top is NULL, it is calculated. 1188 * If top is NULL, it is calculated.
1321 * Returns pointer to object if it succeded in the merge, otherwise NULL 1189 * Returns pointer to object if it succeded in the merge, otherwise NULL
1322 */ 1190 */
1323
1324object * 1191object *
1325merge_ob (object *op, object *top) 1192merge_ob (object *op, object *top)
1326{ 1193{
1327 if (!op->nrof) 1194 if (!op->nrof)
1328 return 0; 1195 return 0;
1196
1329 if (top == NULL) 1197 if (top == NULL)
1330 for (top = op; top != NULL && top->above != NULL; top = top->above); 1198 for (top = op; top != NULL && top->above != NULL; top = top->above);
1199
1331 for (; top != NULL; top = top->below) 1200 for (; top != NULL; top = top->below)
1332 { 1201 {
1333 if (top == op) 1202 if (top == op)
1334 continue; 1203 continue;
1335 if (CAN_MERGE (op, top)) 1204
1205 if (object::can_merge (op, top))
1336 { 1206 {
1337 top->nrof += op->nrof; 1207 top->nrof += op->nrof;
1338 1208
1339/* CLEAR_FLAG(top,FLAG_STARTEQUIP);*/ 1209/* CLEAR_FLAG(top,FLAG_STARTEQUIP);*/
1340 op->weight = 0; /* Don't want any adjustements now */ 1210 op->weight = 0; /* Don't want any adjustements now */
1341 remove_ob (op); 1211 op->destroy ();
1342 free_object (op);
1343 return top; 1212 return top;
1344 } 1213 }
1345 } 1214 }
1215
1346 return NULL; 1216 return 0;
1347} 1217}
1348 1218
1349/* 1219/*
1350 * same as insert_ob_in_map except it handle separate coordinates and do a clean 1220 * same as insert_ob_in_map except it handle separate coordinates and do a clean
1351 * job preparing multi-part monsters 1221 * job preparing multi-part monsters
1352 */ 1222 */
1353object * 1223object *
1354insert_ob_in_map_at (object *op, mapstruct *m, object *originator, int flag, int x, int y) 1224insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1355{ 1225{
1356 object * 1226 object *tmp;
1357 tmp;
1358 1227
1359 if (op->head) 1228 if (op->head)
1360 op = op->head; 1229 op = op->head;
1230
1361 for (tmp = op; tmp; tmp = tmp->more) 1231 for (tmp = op; tmp; tmp = tmp->more)
1362 { 1232 {
1363 tmp->x = x + tmp->arch->clone.x; 1233 tmp->x = x + tmp->arch->clone.x;
1364 tmp->y = y + tmp->arch->clone.y; 1234 tmp->y = y + tmp->arch->clone.y;
1365 } 1235 }
1236
1366 return insert_ob_in_map (op, m, originator, flag); 1237 return insert_ob_in_map (op, m, originator, flag);
1367} 1238}
1368 1239
1369/* 1240/*
1370 * insert_ob_in_map (op, map, originator, flag): 1241 * insert_ob_in_map (op, map, originator, flag):
1386 * NULL if 'op' was destroyed 1257 * NULL if 'op' was destroyed
1387 * just 'op' otherwise 1258 * just 'op' otherwise
1388 */ 1259 */
1389 1260
1390object * 1261object *
1391insert_ob_in_map (object *op, mapstruct *m, object *originator, int flag) 1262insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1392{ 1263{
1393 object *tmp, *top, *floor = NULL; 1264 object *tmp, *top, *floor = NULL;
1394 sint16 x, y; 1265 sint16 x, y;
1395 1266
1396 if (QUERY_FLAG (op, FLAG_FREED)) 1267 if (QUERY_FLAG (op, FLAG_FREED))
1399 return NULL; 1270 return NULL;
1400 } 1271 }
1401 1272
1402 if (m == NULL) 1273 if (m == NULL)
1403 { 1274 {
1404 dump_object (op); 1275 char *dump = dump_object (op);
1405 LOG (llevError, "Trying to insert in null-map!\n%s\n", errmsg); 1276 LOG (llevError, "Trying to insert in null-map!\n%s\n", dump);
1277 free (dump);
1406 return op; 1278 return op;
1407 } 1279 }
1408 1280
1409 if (out_of_map (m, op->x, op->y)) 1281 if (out_of_map (m, op->x, op->y))
1410 { 1282 {
1411 dump_object (op); 1283 char *dump = dump_object (op);
1412 LOG (llevError, "Trying to insert object outside the map.\n%s\n", errmsg); 1284 LOG (llevError, "Trying to insert object outside the map.\n%s\n", dump);
1413#ifdef MANY_CORES 1285#ifdef MANY_CORES
1414 /* Better to catch this here, as otherwise the next use of this object 1286 /* Better to catch this here, as otherwise the next use of this object
1415 * is likely to cause a crash. Better to find out where it is getting 1287 * is likely to cause a crash. Better to find out where it is getting
1416 * improperly inserted. 1288 * improperly inserted.
1417 */ 1289 */
1418 abort (); 1290 abort ();
1419#endif 1291#endif
1292 free (dump);
1420 return op; 1293 return op;
1421 } 1294 }
1422 1295
1423 if (!QUERY_FLAG (op, FLAG_REMOVED)) 1296 if (!QUERY_FLAG (op, FLAG_REMOVED))
1424 { 1297 {
1425 dump_object (op); 1298 char *dump = dump_object (op);
1426 LOG (llevError, "Trying to insert (map) inserted object.\n%s\n", errmsg); 1299 LOG (llevError, "Trying to insert (map) inserted object.\n%s\n", dump);
1300 free (dump);
1427 return op; 1301 return op;
1428 } 1302 }
1429 1303
1430 if (op->more != NULL) 1304 if (op->more != NULL)
1431 { 1305 {
1469 1343
1470 /* this has to be done after we translate the coordinates. 1344 /* this has to be done after we translate the coordinates.
1471 */ 1345 */
1472 if (op->nrof && !(flag & INS_NO_MERGE)) 1346 if (op->nrof && !(flag & INS_NO_MERGE))
1473 for (tmp = GET_MAP_OB (op->map, x, y); tmp != NULL; tmp = tmp->above) 1347 for (tmp = GET_MAP_OB (op->map, x, y); tmp != NULL; tmp = tmp->above)
1474 if (CAN_MERGE (op, tmp)) 1348 if (object::can_merge (op, tmp))
1475 { 1349 {
1476 op->nrof += tmp->nrof; 1350 op->nrof += tmp->nrof;
1477 remove_ob (tmp); 1351 tmp->destroy ();
1478 free_object (tmp);
1479 } 1352 }
1480 1353
1481 CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */ 1354 CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
1482 CLEAR_FLAG (op, FLAG_INV_LOCKED); 1355 CLEAR_FLAG (op, FLAG_INV_LOCKED);
1483 1356
1611 * it, so save a few ticks and start from there. 1484 * it, so save a few ticks and start from there.
1612 */ 1485 */
1613 if (!(flag & INS_MAP_LOAD)) 1486 if (!(flag & INS_MAP_LOAD))
1614 for (tmp = floor ? floor : GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above) 1487 for (tmp = floor ? floor : GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)
1615 if (tmp->type == PLAYER) 1488 if (tmp->type == PLAYER)
1616 tmp->contr->socket.update_look = 1; 1489 tmp->contr->socket->update_look = 1;
1617 1490
1618 /* If this object glows, it may affect lighting conditions that are 1491 /* If this object glows, it may affect lighting conditions that are
1619 * visible to others on this map. But update_all_los is really 1492 * visible to others on this map. But update_all_los is really
1620 * an inefficient way to do this, as it means los for all players 1493 * an inefficient way to do this, as it means los for all players
1621 * on the map will get recalculated. The players could very well 1494 * on the map will get recalculated. The players could very well
1661 * op is the object to insert it under: supplies x and the map. 1534 * op is the object to insert it under: supplies x and the map.
1662 */ 1535 */
1663void 1536void
1664replace_insert_ob_in_map (const char *arch_string, object *op) 1537replace_insert_ob_in_map (const char *arch_string, object *op)
1665{ 1538{
1666 object *tmp; 1539 object *
1540 tmp;
1667 object *tmp1; 1541 object *
1542 tmp1;
1668 1543
1669 /* first search for itself and remove any old instances */ 1544 /* first search for itself and remove any old instances */
1670 1545
1671 for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above) 1546 for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)
1672 {
1673 if (!strcmp (tmp->arch->name, arch_string)) /* same archetype */ 1547 if (!strcmp (tmp->arch->name, arch_string)) /* same archetype */
1674 { 1548 tmp->destroy ();
1675 remove_ob (tmp);
1676 free_object (tmp);
1677 }
1678 }
1679 1549
1680 tmp1 = arch_to_object (find_archetype (arch_string)); 1550 tmp1 = arch_to_object (archetype::find (arch_string));
1681 1551
1682 tmp1->x = op->x; 1552 tmp1->x = op->x;
1683 tmp1->y = op->y; 1553 tmp1->y = op->y;
1684 insert_ob_in_map (tmp1, op->map, op, 0); 1554 insert_ob_in_map (tmp1, op->map, op, 0);
1685} 1555}
1693 */ 1563 */
1694 1564
1695object * 1565object *
1696get_split_ob (object *orig_ob, uint32 nr) 1566get_split_ob (object *orig_ob, uint32 nr)
1697{ 1567{
1698 object * 1568 object *newob;
1699 newob;
1700 int
1701 is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0); 1569 int is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0);
1702 1570
1703 if (orig_ob->nrof < nr) 1571 if (orig_ob->nrof < nr)
1704 { 1572 {
1705 sprintf (errmsg, "There are only %d %ss.", orig_ob->nrof ? orig_ob->nrof : 1, &orig_ob->name); 1573 sprintf (errmsg, "There are only %d %ss.", orig_ob->nrof ? orig_ob->nrof : 1, &orig_ob->name);
1706 return NULL; 1574 return NULL;
1707 } 1575 }
1576
1708 newob = object_create_clone (orig_ob); 1577 newob = object_create_clone (orig_ob);
1578
1709 if ((orig_ob->nrof -= nr) < 1) 1579 if ((orig_ob->nrof -= nr) < 1)
1710 { 1580 orig_ob->destroy (1);
1711 if (!is_removed)
1712 remove_ob (orig_ob);
1713 free_object2 (orig_ob, 1);
1714 }
1715 else if (!is_removed) 1581 else if (!is_removed)
1716 { 1582 {
1717 if (orig_ob->env != NULL) 1583 if (orig_ob->env != NULL)
1718 sub_weight (orig_ob->env, orig_ob->weight * nr); 1584 sub_weight (orig_ob->env, orig_ob->weight * nr);
1719 if (orig_ob->env == NULL && orig_ob->map->in_memory != MAP_IN_MEMORY) 1585 if (orig_ob->env == NULL && orig_ob->map->in_memory != MAP_IN_MEMORY)
1721 strcpy (errmsg, "Tried to split object whose map is not in memory."); 1587 strcpy (errmsg, "Tried to split object whose map is not in memory.");
1722 LOG (llevDebug, "Error, Tried to split object whose map is not in memory.\n"); 1588 LOG (llevDebug, "Error, Tried to split object whose map is not in memory.\n");
1723 return NULL; 1589 return NULL;
1724 } 1590 }
1725 } 1591 }
1592
1726 newob->nrof = nr; 1593 newob->nrof = nr;
1727 1594
1728 return newob; 1595 return newob;
1729} 1596}
1730 1597
1737 */ 1604 */
1738 1605
1739object * 1606object *
1740decrease_ob_nr (object *op, uint32 i) 1607decrease_ob_nr (object *op, uint32 i)
1741{ 1608{
1742 object * 1609 object *tmp;
1743 tmp;
1744 player * 1610 player *pl;
1745 pl;
1746 1611
1747 if (i == 0) /* objects with op->nrof require this check */ 1612 if (i == 0) /* objects with op->nrof require this check */
1748 return op; 1613 return op;
1749 1614
1750 if (i > op->nrof) 1615 if (i > op->nrof)
1751 i = op->nrof; 1616 i = op->nrof;
1752 1617
1753 if (QUERY_FLAG (op, FLAG_REMOVED)) 1618 if (QUERY_FLAG (op, FLAG_REMOVED))
1754 {
1755 op->nrof -= i; 1619 op->nrof -= i;
1756 }
1757 else if (op->env != NULL) 1620 else if (op->env != NULL)
1758 { 1621 {
1759 /* is this object in the players inventory, or sub container 1622 /* is this object in the players inventory, or sub container
1760 * therein? 1623 * therein?
1761 */ 1624 */
1786 esrv_send_item (tmp, op); 1649 esrv_send_item (tmp, op);
1787 } 1650 }
1788 } 1651 }
1789 else 1652 else
1790 { 1653 {
1791 remove_ob (op); 1654 op->remove ();
1792 op->nrof = 0; 1655 op->nrof = 0;
1793 if (tmp) 1656 if (tmp)
1794 { 1657 {
1795 esrv_del_item (tmp->contr, op->count); 1658 esrv_del_item (tmp->contr, op->count);
1796 } 1659 }
1797 } 1660 }
1798 } 1661 }
1799 else 1662 else
1800 { 1663 {
1801 object *
1802 above = op->above; 1664 object *above = op->above;
1803 1665
1804 if (i < op->nrof) 1666 if (i < op->nrof)
1805 {
1806 op->nrof -= i; 1667 op->nrof -= i;
1807 }
1808 else 1668 else
1809 { 1669 {
1810 remove_ob (op); 1670 op->remove ();
1811 op->nrof = 0; 1671 op->nrof = 0;
1812 } 1672 }
1673
1813 /* Since we just removed op, op->above is null */ 1674 /* Since we just removed op, op->above is null */
1814 for (tmp = above; tmp != NULL; tmp = tmp->above) 1675 for (tmp = above; tmp != NULL; tmp = tmp->above)
1815 if (tmp->type == PLAYER) 1676 if (tmp->type == PLAYER)
1816 { 1677 {
1817 if (op->nrof) 1678 if (op->nrof)
1820 esrv_del_item (tmp->contr, op->count); 1681 esrv_del_item (tmp->contr, op->count);
1821 } 1682 }
1822 } 1683 }
1823 1684
1824 if (op->nrof) 1685 if (op->nrof)
1825 {
1826 return op; 1686 return op;
1827 }
1828 else 1687 else
1829 { 1688 {
1830 free_object (op); 1689 op->destroy ();
1831 return NULL; 1690 return NULL;
1832 } 1691 }
1833} 1692}
1834 1693
1835/* 1694/*
1841add_weight (object *op, signed long weight) 1700add_weight (object *op, signed long weight)
1842{ 1701{
1843 while (op != NULL) 1702 while (op != NULL)
1844 { 1703 {
1845 if (op->type == CONTAINER) 1704 if (op->type == CONTAINER)
1846 {
1847 weight = (signed long) (weight * (100 - op->stats.Str) / 100); 1705 weight = (signed long) (weight * (100 - op->stats.Str) / 100);
1848 } 1706
1849 op->carrying += weight; 1707 op->carrying += weight;
1850 op = op->env; 1708 op = op->env;
1851 } 1709 }
1852} 1710}
1853 1711
1712object *
1713insert_ob_in_ob (object *op, object *where)
1714{
1715 if (!where)
1716 {
1717 char *dump = dump_object (op);
1718 LOG (llevError, "Trying to put object in NULL.\n%s\n", dump);
1719 free (dump);
1720 return op;
1721 }
1722
1723 if (where->head)
1724 {
1725 LOG (llevDebug, "Warning: Tried to insert object into wrong part of multipart object.\n");
1726 where = where->head;
1727 }
1728
1729 return where->insert (op);
1730}
1731
1854/* 1732/*
1855 * insert_ob_in_ob(op,environment): 1733 * env->insert (op)
1856 * This function inserts the object op in the linked list 1734 * This function inserts the object op in the linked list
1857 * inside the object environment. 1735 * inside the object environment.
1858 * 1736 *
1859 * Eneq(@csd.uu.se): Altered insert_ob_in_ob to make things picked up enter
1860 * the inventory at the last position or next to other objects of the same
1861 * type.
1862 * Frank: Now sorted by type, archetype and magic!
1863 *
1864 * The function returns now pointer to inserted item, and return value can 1737 * The function returns now pointer to inserted item, and return value can
1865 * be != op, if items are merged. -Tero 1738 * be != op, if items are merged. -Tero
1866 */ 1739 */
1867 1740
1868object * 1741object *
1869insert_ob_in_ob (object *op, object *where) 1742object::insert (object *op)
1870{ 1743{
1871 object * 1744 object *tmp, *otmp;
1872 tmp, *
1873 otmp;
1874 1745
1875 if (!QUERY_FLAG (op, FLAG_REMOVED)) 1746 if (!QUERY_FLAG (op, FLAG_REMOVED))
1876 { 1747 op->remove ();
1877 dump_object (op); 1748
1878 LOG (llevError, "Trying to insert (ob) inserted object.\n%s\n", errmsg);
1879 return op;
1880 }
1881 if (where == NULL)
1882 {
1883 dump_object (op);
1884 LOG (llevError, "Trying to put object in NULL.\n%s\n", errmsg);
1885 return op;
1886 }
1887 if (where->head)
1888 {
1889 LOG (llevDebug, "Warning: Tried to insert object wrong part of multipart object.\n");
1890 where = where->head;
1891 }
1892 if (op->more) 1749 if (op->more)
1893 { 1750 {
1894 LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count); 1751 LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);
1895 return op; 1752 return op;
1896 } 1753 }
1754
1897 CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL); 1755 CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL);
1898 CLEAR_FLAG (op, FLAG_REMOVED); 1756 CLEAR_FLAG (op, FLAG_REMOVED);
1899 if (op->nrof) 1757 if (op->nrof)
1900 { 1758 {
1901 for (tmp = where->inv; tmp != NULL; tmp = tmp->below) 1759 for (tmp = inv; tmp != NULL; tmp = tmp->below)
1902 if (CAN_MERGE (tmp, op)) 1760 if (object::can_merge (tmp, op))
1903 { 1761 {
1904 /* return the original object and remove inserted object 1762 /* return the original object and remove inserted object
1905 (client needs the original object) */ 1763 (client needs the original object) */
1906 tmp->nrof += op->nrof; 1764 tmp->nrof += op->nrof;
1907 /* Weight handling gets pretty funky. Since we are adding to 1765 /* Weight handling gets pretty funky. Since we are adding to
1908 * tmp->nrof, we need to increase the weight. 1766 * tmp->nrof, we need to increase the weight.
1909 */ 1767 */
1910 add_weight (where, op->weight * op->nrof); 1768 add_weight (this, op->weight * op->nrof);
1911 SET_FLAG (op, FLAG_REMOVED); 1769 SET_FLAG (op, FLAG_REMOVED);
1912 free_object (op); /* free the inserted object */ 1770 op->destroy (); /* free the inserted object */
1913 op = tmp; 1771 op = tmp;
1914 remove_ob (op); /* and fix old object's links */ 1772 op->remove (); /* and fix old object's links */
1915 CLEAR_FLAG (op, FLAG_REMOVED); 1773 CLEAR_FLAG (op, FLAG_REMOVED);
1916 break; 1774 break;
1917 } 1775 }
1918 1776
1919 /* I assume combined objects have no inventory 1777 /* I assume combined objects have no inventory
1920 * We add the weight - this object could have just been removed 1778 * We add the weight - this object could have just been removed
1921 * (if it was possible to merge). calling remove_ob will subtract 1779 * (if it was possible to merge). calling remove_ob will subtract
1922 * the weight, so we need to add it in again, since we actually do 1780 * the weight, so we need to add it in again, since we actually do
1923 * the linking below 1781 * the linking below
1924 */ 1782 */
1925 add_weight (where, op->weight * op->nrof); 1783 add_weight (this, op->weight * op->nrof);
1926 } 1784 }
1927 else 1785 else
1928 add_weight (where, (op->weight + op->carrying)); 1786 add_weight (this, (op->weight + op->carrying));
1929 1787
1930 otmp = is_player_inv (where); 1788 otmp = is_player_inv (this);
1931 if (otmp && otmp->contr != NULL) 1789 if (otmp && otmp->contr)
1932 {
1933 if (!QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER)) 1790 if (!QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1934 fix_player (otmp); 1791 fix_player (otmp);
1935 }
1936 1792
1937 op->map = NULL; 1793 op->map = NULL;
1938 op->env = where; 1794 op->env = this;
1939 op->above = NULL; 1795 op->above = NULL;
1940 op->below = NULL; 1796 op->below = NULL;
1941 op->x = 0, op->y = 0; 1797 op->x = 0, op->y = 0;
1942 1798
1943 /* reset the light list and los of the players on the map */ 1799 /* reset the light list and los of the players on the map */
1944 if ((op->glow_radius != 0) && where->map) 1800 if ((op->glow_radius != 0) && map)
1945 { 1801 {
1946#ifdef DEBUG_LIGHTS 1802#ifdef DEBUG_LIGHTS
1947 LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name); 1803 LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);
1948#endif /* DEBUG_LIGHTS */ 1804#endif /* DEBUG_LIGHTS */
1949 if (MAP_DARKNESS (where->map)) 1805 if (MAP_DARKNESS (map))
1950 update_all_los (where->map, where->x, where->y); 1806 update_all_los (map, x, y);
1951 } 1807 }
1952 1808
1953 /* Client has no idea of ordering so lets not bother ordering it here. 1809 /* Client has no idea of ordering so lets not bother ordering it here.
1954 * It sure simplifies this function... 1810 * It sure simplifies this function...
1955 */ 1811 */
1956 if (where->inv == NULL) 1812 if (!inv)
1957 where->inv = op; 1813 inv = op;
1958 else 1814 else
1959 { 1815 {
1960 op->below = where->inv; 1816 op->below = inv;
1961 op->below->above = op; 1817 op->below->above = op;
1962 where->inv = op; 1818 inv = op;
1963 } 1819 }
1820
1964 return op; 1821 return op;
1965} 1822}
1966 1823
1967/* 1824/*
1968 * Checks if any objects has a move_type that matches objects 1825 * Checks if any objects has a move_type that matches objects
1987 1844
1988int 1845int
1989check_move_on (object *op, object *originator) 1846check_move_on (object *op, object *originator)
1990{ 1847{
1991 object *tmp; 1848 object *tmp;
1992 tag_t tag;
1993 mapstruct *m = op->map; 1849 maptile *m = op->map;
1994 int x = op->x, y = op->y; 1850 int x = op->x, y = op->y;
1995 1851
1996 MoveType move_on, move_slow, move_block; 1852 MoveType move_on, move_slow, move_block;
1997 1853
1998 if (QUERY_FLAG (op, FLAG_NO_APPLY)) 1854 if (QUERY_FLAG (op, FLAG_NO_APPLY))
1999 return 0; 1855 return 0;
2000
2001 tag = op->count;
2002 1856
2003 move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y); 1857 move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y);
2004 move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y); 1858 move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y);
2005 move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y); 1859 move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y);
2006 1860
2049 { 1903 {
2050 if ((!op->move_type && tmp->move_slow & MOVE_WALK) || 1904 if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||
2051 ((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0)) 1905 ((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))
2052 { 1906 {
2053 1907
1908 float
2054 float diff = tmp->move_slow_penalty * FABS (op->speed); 1909 diff = tmp->move_slow_penalty * FABS (op->speed);
2055 1910
2056 if (op->type == PLAYER) 1911 if (op->type == PLAYER)
2057 if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) || 1912 if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||
2058 (QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN))) 1913 (QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))
2059 diff /= 4.0; 1914 diff /= 4.0;
2066 if ((!op->move_type && tmp->move_on & MOVE_WALK) || 1921 if ((!op->move_type && tmp->move_on & MOVE_WALK) ||
2067 ((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0)) 1922 ((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0))
2068 { 1923 {
2069 move_apply (tmp, op, originator); 1924 move_apply (tmp, op, originator);
2070 1925
2071 if (was_destroyed (op, tag)) 1926 if (op->destroyed ())
2072 return 1; 1927 return 1;
2073 1928
2074 /* what the person/creature stepped onto has moved the object 1929 /* what the person/creature stepped onto has moved the object
2075 * someplace new. Don't process any further - if we did, 1930 * someplace new. Don't process any further - if we did,
2076 * have a feeling strange problems would result. 1931 * have a feeling strange problems would result.
2088 * a matching archetype at the given map and coordinates. 1943 * a matching archetype at the given map and coordinates.
2089 * The first matching object is returned, or NULL if none. 1944 * The first matching object is returned, or NULL if none.
2090 */ 1945 */
2091 1946
2092object * 1947object *
2093present_arch (const archetype *at, mapstruct *m, int x, int y) 1948present_arch (const archetype *at, maptile *m, int x, int y)
2094{ 1949{
2095 object * 1950 object *
2096 tmp; 1951 tmp;
2097 1952
2098 if (m == NULL || out_of_map (m, x, y)) 1953 if (m == NULL || out_of_map (m, x, y))
2111 * a matching type variable at the given map and coordinates. 1966 * a matching type variable at the given map and coordinates.
2112 * The first matching object is returned, or NULL if none. 1967 * The first matching object is returned, or NULL if none.
2113 */ 1968 */
2114 1969
2115object * 1970object *
2116present (unsigned char type, mapstruct *m, int x, int y) 1971present (unsigned char type, maptile *m, int x, int y)
2117{ 1972{
2118 object * 1973 object *
2119 tmp; 1974 tmp;
2120 1975
2121 if (out_of_map (m, x, y)) 1976 if (out_of_map (m, x, y))
2261 * the archetype because that isn't correct if the monster has been 2116 * the archetype because that isn't correct if the monster has been
2262 * customized, changed states, etc. 2117 * customized, changed states, etc.
2263 */ 2118 */
2264 2119
2265int 2120int
2266find_free_spot (const object *ob, mapstruct *m, int x, int y, int start, int stop) 2121find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
2267{ 2122{
2268 int 2123 int
2269 i, 2124 i,
2270 index = 0, flag; 2125 index = 0, flag;
2271 static int 2126 static int
2292 return -1; 2147 return -1;
2293 return altern[RANDOM () % index]; 2148 return altern[RANDOM () % index];
2294} 2149}
2295 2150
2296/* 2151/*
2297 * find_first_free_spot(archetype, mapstruct, x, y) works like 2152 * find_first_free_spot(archetype, maptile, x, y) works like
2298 * find_free_spot(), but it will search max number of squares. 2153 * find_free_spot(), but it will search max number of squares.
2299 * But it will return the first available spot, not a random choice. 2154 * But it will return the first available spot, not a random choice.
2300 * Changed 0.93.2: Have it return -1 if there is no free spot available. 2155 * Changed 0.93.2: Have it return -1 if there is no free spot available.
2301 */ 2156 */
2302 2157
2303int 2158int
2304find_first_free_spot (const object *ob, mapstruct *m, int x, int y) 2159find_first_free_spot (const object *ob, maptile *m, int x, int y)
2305{ 2160{
2306 int 2161 int
2307 i; 2162 i;
2308 2163
2309 for (i = 0; i < SIZEOFFREE; i++) 2164 for (i = 0; i < SIZEOFFREE; i++)
2373 * because we have to know what movement the thing looking to move 2228 * because we have to know what movement the thing looking to move
2374 * there is capable of. 2229 * there is capable of.
2375 */ 2230 */
2376 2231
2377int 2232int
2378find_dir (mapstruct *m, int x, int y, object *exclude) 2233find_dir (maptile *m, int x, int y, object *exclude)
2379{ 2234{
2380 int 2235 int
2381 i, 2236 i,
2382 max = SIZEOFFREE, mflags; 2237 max = SIZEOFFREE, mflags;
2383 sint16 2238
2384 nx, 2239 sint16 nx, ny;
2385 ny;
2386 object * 2240 object *
2387 tmp; 2241 tmp;
2388 mapstruct * 2242 maptile *
2389 mp; 2243 mp;
2390 MoveType 2244
2391 blocked, 2245 MoveType blocked, move_type;
2392 move_type;
2393 2246
2394 if (exclude && exclude->head) 2247 if (exclude && exclude->head)
2395 { 2248 {
2396 exclude = exclude->head; 2249 exclude = exclude->head;
2397 move_type = exclude->move_type; 2250 move_type = exclude->move_type;
2602 * Modified to be map tile aware -.MSW 2455 * Modified to be map tile aware -.MSW
2603 */ 2456 */
2604 2457
2605 2458
2606int 2459int
2607can_see_monsterP (mapstruct *m, int x, int y, int dir) 2460can_see_monsterP (maptile *m, int x, int y, int dir)
2608{ 2461{
2609 sint16 2462 sint16 dx, dy;
2610 dx,
2611 dy;
2612 int 2463 int
2613 mflags; 2464 mflags;
2614 2465
2615 if (dir < 0) 2466 if (dir < 0)
2616 return 0; /* exit condition: invalid direction */ 2467 return 0; /* exit condition: invalid direction */
2663 * create clone from object to another 2514 * create clone from object to another
2664 */ 2515 */
2665object * 2516object *
2666object_create_clone (object *asrc) 2517object_create_clone (object *asrc)
2667{ 2518{
2668 object *
2669 dst = NULL, *tmp, *src, *part, *prev, *item; 2519 object *dst = 0, *tmp, *src, *part, *prev, *item;
2670 2520
2671 if (!asrc) 2521 if (!asrc)
2672 return NULL; 2522 return 0;
2523
2673 src = asrc; 2524 src = asrc;
2674 if (src->head) 2525 if (src->head)
2675 src = src->head; 2526 src = src->head;
2676 2527
2677 prev = NULL; 2528 prev = 0;
2678 for (part = src; part; part = part->more) 2529 for (part = src; part; part = part->more)
2679 { 2530 {
2680 tmp = get_object (); 2531 tmp = part->clone ();
2681 copy_object (part, tmp);
2682 tmp->x -= src->x; 2532 tmp->x -= src->x;
2683 tmp->y -= src->y; 2533 tmp->y -= src->y;
2534
2684 if (!part->head) 2535 if (!part->head)
2685 { 2536 {
2686 dst = tmp; 2537 dst = tmp;
2687 tmp->head = NULL; 2538 tmp->head = 0;
2688 } 2539 }
2689 else 2540 else
2690 { 2541 {
2691 tmp->head = dst; 2542 tmp->head = dst;
2692 } 2543 }
2544
2693 tmp->more = NULL; 2545 tmp->more = 0;
2546
2694 if (prev) 2547 if (prev)
2695 prev->more = tmp; 2548 prev->more = tmp;
2549
2696 prev = tmp; 2550 prev = tmp;
2697 } 2551 }
2698 2552
2699 /*** copy inventory ***/
2700 for (item = src->inv; item; item = item->below) 2553 for (item = src->inv; item; item = item->below)
2701 {
2702 (void) insert_ob_in_ob (object_create_clone (item), dst); 2554 insert_ob_in_ob (object_create_clone (item), dst);
2703 }
2704 2555
2705 return dst; 2556 return dst;
2706} 2557}
2707 2558
2708/* return true if the object was destroyed, 0 otherwise */
2709int
2710was_destroyed (const object *op, tag_t old_tag)
2711{
2712 /* checking for FLAG_FREED isn't necessary, but makes this function more
2713 * robust */
2714 return op->count != old_tag || QUERY_FLAG (op, FLAG_FREED);
2715}
2716
2717/* GROS - Creates an object using a string representing its content. */ 2559/* GROS - Creates an object using a string representing its content. */
2718
2719/* Basically, we save the content of the string to a temp file, then call */ 2560/* Basically, we save the content of the string to a temp file, then call */
2720
2721/* load_object on it. I admit it is a highly inefficient way to make things, */ 2561/* load_object on it. I admit it is a highly inefficient way to make things, */
2722
2723/* but it was simple to make and allows reusing the load_object function. */ 2562/* but it was simple to make and allows reusing the load_object function. */
2724
2725/* Remember not to use load_object_str in a time-critical situation. */ 2563/* Remember not to use load_object_str in a time-critical situation. */
2726
2727/* Also remember that multiparts objects are not supported for now. */ 2564/* Also remember that multiparts objects are not supported for now. */
2728 2565
2729object * 2566object *
2730load_object_str (const char *obstr) 2567load_object_str (const char *obstr)
2731{ 2568{
2732 object * 2569 object *op;
2733 op;
2734 char
2735 filename[MAX_BUF]; 2570 char filename[MAX_BUF];
2736 2571
2737 sprintf (filename, "%s/cfloadobstr2044", settings.tmpdir); 2572 sprintf (filename, "%s/cfloadobstr2044", settings.tmpdir);
2738 2573
2739 FILE *
2740 tempfile = fopen (filename, "w"); 2574 FILE *tempfile = fopen (filename, "w");
2741 2575
2742 if (tempfile == NULL) 2576 if (tempfile == NULL)
2743 { 2577 {
2744 LOG (llevError, "Error - Unable to access load object temp file\n"); 2578 LOG (llevError, "Error - Unable to access load object temp file\n");
2745 return NULL; 2579 return NULL;
2746 }; 2580 }
2581
2747 fprintf (tempfile, obstr); 2582 fprintf (tempfile, obstr);
2748 fclose (tempfile); 2583 fclose (tempfile);
2749 2584
2750 op = get_object (); 2585 op = object::create ();
2751 2586
2752 object_thawer 2587 object_thawer thawer (filename);
2753 thawer (filename);
2754 2588
2755 if (thawer) 2589 if (thawer)
2756 load_object (thawer, op, 0); 2590 load_object (thawer, op, 0);
2757 2591
2758 LOG (llevDebug, " load str completed, object=%s\n", &op->name); 2592 LOG (llevDebug, " load str completed, object=%s\n", &op->name);
2766 * returns NULL if no match. 2600 * returns NULL if no match.
2767 */ 2601 */
2768object * 2602object *
2769find_obj_by_type_subtype (const object *who, int type, int subtype) 2603find_obj_by_type_subtype (const object *who, int type, int subtype)
2770{ 2604{
2771 object * 2605 object *tmp;
2772 tmp;
2773 2606
2774 for (tmp = who->inv; tmp; tmp = tmp->below) 2607 for (tmp = who->inv; tmp; tmp = tmp->below)
2775 if (tmp->type == type && tmp->subtype == subtype) 2608 if (tmp->type == type && tmp->subtype == subtype)
2776 return tmp; 2609 return tmp;
2777 2610
2785 * do the desired thing. 2618 * do the desired thing.
2786 */ 2619 */
2787key_value * 2620key_value *
2788get_ob_key_link (const object *ob, const char *key) 2621get_ob_key_link (const object *ob, const char *key)
2789{ 2622{
2790 key_value * 2623 key_value *link;
2791 link;
2792 2624
2793 for (link = ob->key_values; link != NULL; link = link->next) 2625 for (link = ob->key_values; link != NULL; link = link->next)
2794 {
2795 if (link->key == key) 2626 if (link->key == key)
2796 {
2797 return link; 2627 return link;
2798 }
2799 }
2800 2628
2801 return NULL; 2629 return NULL;
2802} 2630}
2803 2631
2804/* 2632/*
2809 * The returned string is shared. 2637 * The returned string is shared.
2810 */ 2638 */
2811const char * 2639const char *
2812get_ob_key_value (const object *op, const char *const key) 2640get_ob_key_value (const object *op, const char *const key)
2813{ 2641{
2814 key_value * 2642 key_value *link;
2815 link; 2643 shstr_cmp canonical_key (key);
2816 const char *
2817 canonical_key;
2818 2644
2819 canonical_key = shstr::find (key);
2820
2821 if (canonical_key == NULL) 2645 if (!canonical_key)
2822 { 2646 {
2823 /* 1. There being a field named key on any object 2647 /* 1. There being a field named key on any object
2824 * implies there'd be a shared string to find. 2648 * implies there'd be a shared string to find.
2825 * 2. Since there isn't, no object has this field. 2649 * 2. Since there isn't, no object has this field.
2826 * 3. Therefore, *this* object doesn't have this field. 2650 * 3. Therefore, *this* object doesn't have this field.
2827 */ 2651 */
2828 return NULL; 2652 return 0;
2829 } 2653 }
2830 2654
2831 /* This is copied from get_ob_key_link() above - 2655 /* This is copied from get_ob_key_link() above -
2832 * only 4 lines, and saves the function call overhead. 2656 * only 4 lines, and saves the function call overhead.
2833 */ 2657 */
2834 for (link = op->key_values; link != NULL; link = link->next) 2658 for (link = op->key_values; link; link = link->next)
2835 {
2836 if (link->key == canonical_key) 2659 if (link->key == canonical_key)
2837 {
2838 return link->value; 2660 return link->value;
2839 } 2661
2840 }
2841 return NULL; 2662 return 0;
2842} 2663}
2843 2664
2844 2665
2845/* 2666/*
2846 * Updates the canonical_key in op to value. 2667 * Updates the canonical_key in op to value.
2882 if (last) 2703 if (last)
2883 last->next = field->next; 2704 last->next = field->next;
2884 else 2705 else
2885 op->key_values = field->next; 2706 op->key_values = field->next;
2886 2707
2887 delete
2888 field; 2708 delete field;
2889 } 2709 }
2890 } 2710 }
2891 return TRUE; 2711 return TRUE;
2892 } 2712 }
2893 /* IF we get here, key doesn't exist */ 2713 /* IF we get here, key doesn't exist */
2928 * Returns TRUE on success. 2748 * Returns TRUE on success.
2929 */ 2749 */
2930int 2750int
2931set_ob_key_value (object *op, const char *key, const char *value, int add_key) 2751set_ob_key_value (object *op, const char *key, const char *value, int add_key)
2932{ 2752{
2933 shstr
2934 key_ (key); 2753 shstr key_ (key);
2935 2754
2936 return set_ob_key_value_s (op, key_, value, add_key); 2755 return set_ob_key_value_s (op, key_, value, add_key);
2937} 2756}
2757
2758object::depth_iterator::depth_iterator (object *container)
2759: iterator_base (container)
2760{
2761 while (item->inv)
2762 item = item->inv;
2763}
2764
2765void
2766object::depth_iterator::next ()
2767{
2768 if (item->below)
2769 {
2770 item = item->below;
2771
2772 while (item->inv)
2773 item = item->inv;
2774 }
2775 else
2776 item = item->env;
2777}
2778
2779// return a suitable string describing an objetc in enough detail to find it
2780const char *
2781object::debug_desc (char *info) const
2782{
2783 char info2[256 * 3];
2784 char *p = info;
2785
2786 p += snprintf (p, 256, "%d=\"%s%s%s\"",
2787 count,
2788 &name,
2789 title ? " " : "",
2790 title ? (const char *)title : "");
2791
2792 if (env)
2793 p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2794
2795 if (map)
2796 p += snprintf (p, 256, "(on %s@%d+%d)", map->path, x, y);
2797
2798 return info;
2799}
2800
2801const char *
2802object::debug_desc () const
2803{
2804 static char info[256 * 3];
2805 return debug_desc (info);
2806}
2807

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