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Comparing deliantra/server/common/object.C (file contents):
Revision 1.66 by root, Wed Dec 13 03:28:42 2006 UTC vs.
Revision 1.177 by root, Sun Aug 12 13:10:00 2007 UTC

1/* 1/*
2 CrossFire, A Multiplayer game for X-windows 2 * This file is part of Crossfire TRT, the Roguelike Realtime MORPG.
3 3 *
4 * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team
4 Copyright (C) 2001 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team
5 Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (©) 1992,2007 Frank Tore Johansen
6 7 *
7 This program is free software; you can redistribute it and/or modify 8 * Crossfire TRT is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version. 11 * (at your option) any later version.
11 12 *
12 This program is distributed in the hope that it will be useful, 13 * This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details. 16 * GNU General Public License for more details.
16 17 *
17 You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software 19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 *
20
21 The authors can be reached via e-mail at <crossfire@schmorp.de> 21 * The authors can be reached via e-mail to <crossfire@schmorp.de>
22*/ 22 */
23 23
24/* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects. 24/* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects.
25 sub/add_weight will transcend the environment updating the carrying 25 sub/add_weight will transcend the environment updating the carrying
26 variable. */ 26 variable. */
27#include <global.h> 27#include <global.h>
28#include <stdio.h> 28#include <stdio.h>
29#include <sys/types.h> 29#include <sys/types.h>
30#include <sys/uio.h> 30#include <sys/uio.h>
31#include <object.h> 31#include <object.h>
32#include <funcpoint.h> 32#include <funcpoint.h>
33#include <sproto.h>
33#include <loader.h> 34#include <loader.h>
35
36#include <bitset>
34 37
35int nrofallocobjects = 0; 38int nrofallocobjects = 0;
36static UUID uuid; 39static UUID uuid;
37const uint64 UUID_SKIP = 1<<19; 40const uint64 UUID_SKIP = 1<<19;
38 41
39object *active_objects; /* List of active objects that need to be processed */ 42objectvec objects;
43activevec actives;
40 44
41short 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, 45short 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,
42 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1 46 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1
43}; 47};
44short freearr_y[SIZEOFFREE] = { 0, -1, -1, 0, 1, 1, 1, 0, -1, -2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, 48short freearr_y[SIZEOFFREE] = { 0, -1, -1, 0, 1, 1, 1, 0, -1, -2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2,
… …
139 * objects with lists are rare, and lists stay short. If not, use a 143 * objects with lists are rare, and lists stay short. If not, use a
140 * different structure or at least keep the lists sorted... 144 * different structure or at least keep the lists sorted...
141 */ 145 */
142 146
143 /* For each field in wants, */ 147 /* For each field in wants, */
144 for (wants_field = wants->key_values; wants_field != NULL; wants_field = wants_field->next) 148 for (wants_field = wants->key_values; wants_field; wants_field = wants_field->next)
145 { 149 {
146 key_value *has_field; 150 key_value *has_field;
147 151
148 /* Look for a field in has with the same key. */ 152 /* Look for a field in has with the same key. */
149 has_field = get_ob_key_link (has, wants_field->key); 153 has_field = get_ob_key_link (has, wants_field->key);
… …
188 * Check nrof variable *before* calling can_merge() 192 * Check nrof variable *before* calling can_merge()
189 * 193 *
190 * Improvements made with merge: Better checking on potion, and also 194 * Improvements made with merge: Better checking on potion, and also
191 * check weight 195 * check weight
192 */ 196 */
193
194bool object::can_merge_slow (object *ob1, object *ob2) 197bool object::can_merge_slow (object *ob1, object *ob2)
195{ 198{
196 /* A couple quicksanity checks */ 199 /* A couple quicksanity checks */
197 if (ob1 == ob2 200 if (ob1 == ob2
198 || ob1->type != ob2->type 201 || ob1->type != ob2->type
… …
219 SET_FLAG (ob1, FLAG_BEEN_APPLIED); 222 SET_FLAG (ob1, FLAG_BEEN_APPLIED);
220 223
221 if (QUERY_FLAG (ob2, FLAG_IDENTIFIED)) 224 if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))
222 SET_FLAG (ob2, FLAG_BEEN_APPLIED); 225 SET_FLAG (ob2, FLAG_BEEN_APPLIED);
223 226
224 227 if ((ob1->flag ^ ob2->flag).reset (FLAG_INV_LOCKED).reset (FLAG_CLIENT_SENT).any ()
225 /* the 0x400000 on flags2 is FLAG_INV_LOCK. I don't think something 228 || ob1->arch != ob2->arch
226 * being locked in inventory should prevent merging.
227 * 0x4 in flags3 is CLIENT_SENT
228 */
229 if ((ob1->arch != ob2->arch) ||
230 (ob1->flags[0] != ob2->flags[0]) ||
231 (ob1->flags[1] != ob2->flags[1]) ||
232 ((ob1->flags[2] & ~0x400000) != (ob2->flags[2] & ~0x400000)) ||
233 ((ob1->flags[3] & ~0x4) != (ob2->flags[3] & ~0x4)) ||
234 (ob1->name != ob2->name) || 229 || ob1->name != ob2->name
235 (ob1->title != ob2->title) || 230 || ob1->title != ob2->title
236 (ob1->msg != ob2->msg) || 231 || ob1->msg != ob2->msg
237 (ob1->weight != ob2->weight) || 232 || ob1->weight != ob2->weight
238 (memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist)) != 0) || 233 || memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
239 (memcmp (&ob1->stats, &ob2->stats, sizeof (ob1->stats)) != 0) || 234 || memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats) )
240 (ob1->attacktype != ob2->attacktype) || 235 || ob1->attacktype != ob2->attacktype
241 (ob1->magic != ob2->magic) || 236 || ob1->magic != ob2->magic
242 (ob1->slaying != ob2->slaying) || 237 || ob1->slaying != ob2->slaying
243 (ob1->skill != ob2->skill) || 238 || ob1->skill != ob2->skill
244 (ob1->value != ob2->value) || 239 || ob1->value != ob2->value
245 (ob1->animation_id != ob2->animation_id) || 240 || ob1->animation_id != ob2->animation_id
246 (ob1->client_type != ob2->client_type) || 241 || ob1->client_type != ob2->client_type
247 (ob1->materialname != ob2->materialname) || 242 || ob1->materialname != ob2->materialname
248 (ob1->lore != ob2->lore) || 243 || ob1->lore != ob2->lore
249 (ob1->subtype != ob2->subtype) || 244 || ob1->subtype != ob2->subtype
250 (ob1->move_type != ob2->move_type) || 245 || ob1->move_type != ob2->move_type
251 (ob1->move_block != ob2->move_block) || 246 || ob1->move_block != ob2->move_block
252 (ob1->move_allow != ob2->move_allow) || 247 || ob1->move_allow != ob2->move_allow
253 (ob1->move_on != ob2->move_on) || 248 || ob1->move_on != ob2->move_on
254 (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)
255 return 0; 252 return 0;
256 253
257 /* This is really a spellbook check - really, we should 254 /* This is really a spellbook check - really, we should
258 * check all objects in the inventory. 255 * check all objects in the inventory.
259 */ 256 */
… …
281 278
282 /* Note sure why the following is the case - either the object has to 279 /* Note sure why the following is the case - either the object has to
283 * be animated or have a very low speed. Is this an attempted monster 280 * be animated or have a very low speed. Is this an attempted monster
284 * check? 281 * check?
285 */ 282 */
286 if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && FABS ((ob1)->speed) > MIN_ACTIVE_SPEED) 283 if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && ob1->has_active_speed ())
287 return 0; 284 return 0;
288 285
289 switch (ob1->type) 286 switch (ob1->type)
290 { 287 {
291 case SCROLL: 288 case SCROLL:
… …
302 return 0; 299 return 0;
303 else if (!compare_ob_value_lists (ob1, ob2)) 300 else if (!compare_ob_value_lists (ob1, ob2))
304 return 0; 301 return 0;
305 } 302 }
306 303
307 //TODO: generate an event or call into perl for additional checks
308 if (ob1->self || ob2->self) 304 if (ob1->self || ob2->self)
309 { 305 {
310 ob1->optimise (); 306 ob1->optimise ();
311 ob2->optimise (); 307 ob2->optimise ();
312 308
313 if (ob1->self || ob2->self) 309 if (ob1->self || ob2->self)
310 if (!cfperl_can_merge (ob1, ob2))
314 return 0; 311 return 0;
315 } 312 }
316 313
317 /* Everything passes, must be OK. */ 314 /* Everything passes, must be OK. */
318 return 1; 315 return 1;
319} 316}
… …
327sum_weight (object *op) 324sum_weight (object *op)
328{ 325{
329 long sum; 326 long sum;
330 object *inv; 327 object *inv;
331 328
332 for (sum = 0, inv = op->inv; inv != NULL; inv = inv->below) 329 for (sum = 0, inv = op->inv; inv; inv = inv->below)
333 { 330 {
334 if (inv->inv) 331 if (inv->inv)
335 sum_weight (inv); 332 sum_weight (inv);
333
336 sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1); 334 sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1);
337 } 335 }
338 336
339 if (op->type == CONTAINER && op->stats.Str) 337 if (op->type == CONTAINER && op->stats.Str)
340 sum = (sum * (100 - op->stats.Str)) / 100; 338 sum = (sum * (100 - op->stats.Str)) / 100;
… …
356 op = op->env; 354 op = op->env;
357 return op; 355 return op;
358} 356}
359 357
360/* 358/*
361 * Eneq(@csd.uu.se): Since we can have items buried in a character we need
362 * a better check. We basically keeping traversing up until we can't
363 * or find a player.
364 */
365
366object *
367is_player_inv (object *op)
368{
369 for (; op != NULL && op->type != PLAYER; op = op->env)
370 if (op->env == op)
371 op->env = NULL;
372 return op;
373}
374
375/*
376 * Used by: Crossedit: dump. Server DM commands: dumpbelow, dump. 359 * Used by: Crossedit: dump. Server DM commands: dumpbelow, dump.
377 * Some error messages. 360 * Some error messages.
378 * The result of the dump is stored in the static global errmsg array. 361 * The result of the dump is stored in the static global errmsg array.
379 */ 362 */
380
381char * 363char *
382dump_object (object *op) 364dump_object (object *op)
383{ 365{
384 if (!op) 366 if (!op)
385 return strdup ("[NULLOBJ]"); 367 return strdup ("[NULLOBJ]");
386 368
387 object_freezer freezer; 369 object_freezer freezer;
388 save_object (freezer, op, 3); 370 op->write (freezer);
389 return freezer.as_string (); 371 return freezer.as_string ();
390} 372}
391 373
392/* 374/*
393 * get_nearest_part(multi-object, object 2) returns the part of the 375 * get_nearest_part(multi-object, object 2) returns the part of the
… …
410} 392}
411 393
412/* 394/*
413 * Returns the object which has the count-variable equal to the argument. 395 * Returns the object which has the count-variable equal to the argument.
414 */ 396 */
415
416object * 397object *
417find_object (tag_t i) 398find_object (tag_t i)
418{ 399{
419 for (object *op = object::first; op; op = op->next) 400 for_all_objects (op)
420 if (op->count == i) 401 if (op->count == i)
421 return op; 402 return op;
422 403
423 return 0; 404 return 0;
424} 405}
425 406
426/* 407/*
427 * Returns the first object which has a name equal to the argument. 408 * Returns the first object which has a name equal to the argument.
428 * Used only by the patch command, but not all that useful. 409 * Used only by the patch command, but not all that useful.
429 * Enables features like "patch <name-of-other-player> food 999" 410 * Enables features like "patch <name-of-other-player> food 999"
430 */ 411 */
431
432object * 412object *
433find_object_name (const char *str) 413find_object_name (const char *str)
434{ 414{
435 shstr_cmp str_ (str); 415 shstr_cmp str_ (str);
436 object *op; 416 object *op;
437 417
438 for (op = object::first; op != NULL; op = op->next) 418 for_all_objects (op)
439 if (op->name == str_) 419 if (op->name == str_)
440 break; 420 break;
441 421
442 return op; 422 return op;
443} 423}
… …
469 owner = owner->owner; 449 owner = owner->owner;
470 450
471 this->owner = owner; 451 this->owner = owner;
472} 452}
473 453
454int
455object::slottype () const
456{
457 if (type == SKILL)
458 {
459 if (IS_COMBAT_SKILL (subtype)) return slot_combat;
460 if (IS_RANGED_SKILL (subtype)) return slot_ranged;
461 }
462 else
463 {
464 if (slot [body_combat].info) return slot_combat;
465 if (slot [body_range ].info) return slot_ranged;
466 }
467
468 return slot_none;
469}
470
471bool
472object::change_weapon (object *ob)
473{
474 if (current_weapon == ob)
475 return true;
476
477 if (chosen_skill)
478 chosen_skill->flag [FLAG_APPLIED] = false;
479
480 current_weapon = ob;
481 chosen_skill = !ob || ob->type == SKILL ? ob : find_skill_by_name (this, ob->skill);
482
483 if (chosen_skill)
484 chosen_skill->flag [FLAG_APPLIED] = true;
485
486 update_stats ();
487
488 if (ob)
489 {
490 // now check wether any body locations became invalid, in which case
491 // we cannot apply the weapon at the moment.
492 for (int i = 0; i < NUM_BODY_LOCATIONS; ++i)
493 if (slot[i].used < 0)
494 {
495 current_weapon = chosen_skill = 0;
496 update_stats ();
497
498 new_draw_info_format (NDI_UNIQUE, 0, this,
499 "You try to balance all your items at once, "
500 "but the %s is just too much for your body. "
501 "[You need to unapply some items first.]", &ob->name);
502 return false;
503 }
504
505 //new_draw_info_format (NDI_UNIQUE, 0, this, "You switch to your %s.", &ob->name);
506 }
507 else
508 ;//new_draw_info_format (NDI_UNIQUE, 0, this, "You unwield your weapons.");
509
510 if (ob && !ob->flag [FLAG_APPLIED] && ob->type != SPELL)
511 {
512 LOG (llevError | logBacktrace, "%s changed to unapplied weapon %s",
513 &name, ob->debug_desc ());
514 return false;
515 }
516
517 return true;
518}
519
474/* Zero the key_values on op, decrementing the shared-string 520/* Zero the key_values on op, decrementing the shared-string
475 * refcounts and freeing the links. 521 * refcounts and freeing the links.
476 */ 522 */
477static void 523static void
478free_key_values (object *op) 524free_key_values (object *op)
479{ 525{
480 for (key_value *i = op->key_values; i != 0;) 526 for (key_value *i = op->key_values; i; )
481 { 527 {
482 key_value *next = i->next; 528 key_value *next = i->next;
483 delete i; 529 delete i;
484 530
485 i = next; 531 i = next;
486 } 532 }
487 533
488 op->key_values = 0; 534 op->key_values = 0;
489} 535}
490 536
491void object::clear () 537object &
538object::operator =(const object &src)
492{ 539{
493 attachable_base::clear (); 540 bool is_freed = flag [FLAG_FREED];
541 bool is_removed = flag [FLAG_REMOVED];
494 542
495 free_key_values (this);
496
497 owner = 0;
498 name = 0;
499 name_pl = 0;
500 title = 0;
501 race = 0;
502 slaying = 0;
503 skill = 0;
504 msg = 0;
505 lore = 0;
506 custom_name = 0;
507 materialname = 0;
508 contr = 0;
509 below = 0;
510 above = 0;
511 inv = 0;
512 container = 0;
513 env = 0;
514 more = 0;
515 head = 0;
516 map = 0;
517 active_next = 0;
518 active_prev = 0;
519
520 memset (static_cast<object_pod *>(this), 0, sizeof (object_pod));
521
522 SET_FLAG (this, FLAG_REMOVED);
523
524 /* What is not cleared is next, prev, and count */
525
526 expmul = 1.0;
527 face = blank_face;
528
529 if (settings.casting_time)
530 casting_time = -1;
531}
532
533/*
534 * copy_to first frees everything allocated by the dst object,
535 * and then copies the contents of itself into the second
536 * object, allocating what needs to be allocated. Basically, any
537 * data that is malloc'd needs to be re-malloc/copied. Otherwise,
538 * if the first object is freed, the pointers in the new object
539 * will point at garbage.
540 */
541void
542object::copy_to (object *dst)
543{
544 bool is_freed = QUERY_FLAG (dst, FLAG_FREED);
545 bool is_removed = QUERY_FLAG (dst, FLAG_REMOVED);
546
547 *(object_copy *)dst = *this; 543 *(object_copy *)this = src;
548 *(object_pod *)dst = *this;
549 544
550 if (self || cb) 545 flag [FLAG_FREED] = is_freed;
551 INVOKE_OBJECT (CLONE, this, ARG_OBJECT (dst)); 546 flag [FLAG_REMOVED] = is_removed;
552
553 if (is_freed)
554 SET_FLAG (dst, FLAG_FREED);
555
556 if (is_removed)
557 SET_FLAG (dst, FLAG_REMOVED);
558
559 if (speed < 0)
560 dst->speed_left = speed_left - RANDOM () % 200 / 100.0;
561 547
562 /* Copy over key_values, if any. */ 548 /* Copy over key_values, if any. */
563 if (key_values) 549 if (src.key_values)
564 { 550 {
565 key_value *tail = 0; 551 key_value *tail = 0;
566 key_value *i;
567
568 dst->key_values = 0; 552 key_values = 0;
569 553
570 for (i = key_values; i; i = i->next) 554 for (key_value *i = src.key_values; i; i = i->next)
571 { 555 {
572 key_value *new_link = new key_value; 556 key_value *new_link = new key_value;
573 557
574 new_link->next = 0; 558 new_link->next = 0;
575 new_link->key = i->key; 559 new_link->key = i->key;
576 new_link->value = i->value; 560 new_link->value = i->value;
577 561
578 /* Try and be clever here, too. */ 562 /* Try and be clever here, too. */
579 if (!dst->key_values) 563 if (!key_values)
580 { 564 {
581 dst->key_values = new_link; 565 key_values = new_link;
582 tail = new_link; 566 tail = new_link;
583 } 567 }
584 else 568 else
585 { 569 {
586 tail->next = new_link; 570 tail->next = new_link;
587 tail = new_link; 571 tail = new_link;
588 } 572 }
589 } 573 }
590 } 574 }
575}
591 576
592 update_ob_speed (dst); 577/*
578 * copy_to first frees everything allocated by the dst object,
579 * and then copies the contents of itself into the second
580 * object, allocating what needs to be allocated. Basically, any
581 * data that is malloc'd needs to be re-malloc/copied. Otherwise,
582 * if the first object is freed, the pointers in the new object
583 * will point at garbage.
584 */
585void
586object::copy_to (object *dst)
587{
588 *dst = *this;
589
590 if (speed < 0)
591 dst->speed_left = speed_left - rndm ();
592
593 dst->set_speed (dst->speed);
594}
595
596void
597object::instantiate ()
598{
599 if (!uuid.seq) // HACK
600 uuid = gen_uuid ();
601
602 speed_left = -0.1f;
603 /* copy the body_info to the body_used - this is only really
604 * need for monsters, but doesn't hurt to do it for everything.
605 * by doing so, when a monster is created, it has good starting
606 * values for the body_used info, so when items are created
607 * for it, they can be properly equipped.
608 */
609 for (int i = NUM_BODY_LOCATIONS; i--; )
610 slot[i].used = slot[i].info;
611
612 attachable::instantiate ();
593} 613}
594 614
595object * 615object *
596object::clone () 616object::clone ()
597{ 617{
… …
603/* 623/*
604 * If an object with the IS_TURNABLE() flag needs to be turned due 624 * If an object with the IS_TURNABLE() flag needs to be turned due
605 * to the closest player being on the other side, this function can 625 * to the closest player being on the other side, this function can
606 * be called to update the face variable, _and_ how it looks on the map. 626 * be called to update the face variable, _and_ how it looks on the map.
607 */ 627 */
608
609void 628void
610update_turn_face (object *op) 629update_turn_face (object *op)
611{ 630{
612 if (!QUERY_FLAG (op, FLAG_IS_TURNABLE) || op->arch == NULL) 631 if (!QUERY_FLAG (op, FLAG_IS_TURNABLE) || !op->arch)
613 return; 632 return;
633
614 SET_ANIMATION (op, op->direction); 634 SET_ANIMATION (op, op->direction);
615 update_object (op, UP_OBJ_FACE); 635 update_object (op, UP_OBJ_FACE);
616} 636}
617 637
618/* 638/*
619 * Updates the speed of an object. If the speed changes from 0 to another 639 * Updates the speed of an object. If the speed changes from 0 to another
620 * value, or vice versa, then add/remove the object from the active list. 640 * value, or vice versa, then add/remove the object from the active list.
621 * This function needs to be called whenever the speed of an object changes. 641 * This function needs to be called whenever the speed of an object changes.
622 */ 642 */
623void 643void
624update_ob_speed (object *op) 644object::set_speed (float speed)
625{ 645{
626 extern int arch_init; 646 if (flag [FLAG_FREED] && speed)
627
628 /* No reason putting the archetypes objects on the speed list,
629 * since they never really need to be updated.
630 */
631
632 if (QUERY_FLAG (op, FLAG_FREED) && op->speed)
633 { 647 {
634 LOG (llevError, "Object %s is freed but has speed.\n", &op->name); 648 LOG (llevError, "Object %s is freed but has speed.\n", &name);
635#ifdef MANY_CORES
636 abort ();
637#else
638 op->speed = 0; 649 speed = 0;
639#endif
640 }
641
642 if (arch_init)
643 return;
644
645 if (FABS (op->speed) > MIN_ACTIVE_SPEED)
646 { 650 }
647 /* If already on active list, don't do anything */
648 if (op->active_next || op->active_prev || op == active_objects)
649 return;
650 651
651 /* process_events() expects us to insert the object at the beginning 652 this->speed = speed;
652 * of the list. */
653 op->active_next = active_objects;
654 653
655 if (op->active_next != NULL) 654 if (has_active_speed ())
656 op->active_next->active_prev = op; 655 activate ();
657
658 active_objects = op;
659 }
660 else 656 else
661 { 657 deactivate ();
662 /* If not on the active list, nothing needs to be done */
663 if (!op->active_next && !op->active_prev && op != active_objects)
664 return;
665
666 if (op->active_prev == NULL)
667 {
668 active_objects = op->active_next;
669
670 if (op->active_next != NULL)
671 op->active_next->active_prev = NULL;
672 }
673 else
674 {
675 op->active_prev->active_next = op->active_next;
676
677 if (op->active_next)
678 op->active_next->active_prev = op->active_prev;
679 }
680
681 op->active_next = NULL;
682 op->active_prev = NULL;
683 }
684} 658}
685 659
686/* This function removes object 'op' from the list of active
687 * objects.
688 * This should only be used for style maps or other such
689 * reference maps where you don't want an object that isn't
690 * in play chewing up cpu time getting processed.
691 * The reverse of this is to call update_ob_speed, which
692 * will do the right thing based on the speed of the object.
693 */
694void
695remove_from_active_list (object *op)
696{
697 /* If not on the active list, nothing needs to be done */
698 if (!op->active_next && !op->active_prev && op != active_objects)
699 return;
700
701 if (op->active_prev == NULL)
702 {
703 active_objects = op->active_next;
704 if (op->active_next != NULL)
705 op->active_next->active_prev = NULL;
706 }
707 else
708 {
709 op->active_prev->active_next = op->active_next;
710 if (op->active_next)
711 op->active_next->active_prev = op->active_prev;
712 }
713 op->active_next = NULL;
714 op->active_prev = NULL;
715}
716
717/* 660/*
718 * update_object() updates the array which represents the map. 661 * update_object() updates the the map.
719 * It takes into account invisible objects (and represent squares covered 662 * It takes into account invisible objects (and represent squares covered
720 * by invisible objects by whatever is below them (unless it's another 663 * by invisible objects by whatever is below them (unless it's another
721 * invisible object, etc...) 664 * invisible object, etc...)
722 * If the object being updated is beneath a player, the look-window 665 * If the object being updated is beneath a player, the look-window
723 * of that player is updated (this might be a suboptimal way of 666 * of that player is updated (this might be a suboptimal way of
724 * updating that window, though, since update_object() is called _often_) 667 * updating that window, though, since update_object() is called _often_)
725 * 668 *
726 * action is a hint of what the caller believes need to be done. 669 * action is a hint of what the caller believes need to be done.
727 * For example, if the only thing that has changed is the face (due to
728 * an animation), we don't need to call update_position until that actually
729 * comes into view of a player. OTOH, many other things, like addition/removal
730 * of walls or living creatures may need us to update the flags now.
731 * current action are: 670 * current action are:
732 * UP_OBJ_INSERT: op was inserted 671 * UP_OBJ_INSERT: op was inserted
733 * UP_OBJ_REMOVE: op was removed 672 * UP_OBJ_REMOVE: op was removed
734 * UP_OBJ_CHANGE: object has somehow changed. In this case, we always update 673 * UP_OBJ_CHANGE: object has somehow changed. In this case, we always update
735 * as that is easier than trying to look at what may have changed. 674 * as that is easier than trying to look at what may have changed.
736 * UP_OBJ_FACE: only the objects face has changed. 675 * UP_OBJ_FACE: only the objects face has changed.
737 */ 676 */
738
739void 677void
740update_object (object *op, int action) 678update_object (object *op, int action)
741{ 679{
742 int update_now = 0, flags;
743 MoveType move_on, move_off, move_block, move_slow;
744
745 if (op == NULL) 680 if (op == NULL)
746 { 681 {
747 /* this should never happen */ 682 /* this should never happen */
748 LOG (llevDebug, "update_object() called for NULL object.\n"); 683 LOG (llevDebug, "update_object() called for NULL object.\n");
749 return; 684 return;
750 } 685 }
751 686
752 if (op->env != NULL) 687 if (op->env)
753 { 688 {
754 /* Animation is currently handled by client, so nothing 689 /* Animation is currently handled by client, so nothing
755 * to do in this case. 690 * to do in this case.
756 */ 691 */
757 return; 692 return;
… …
762 */ 697 */
763 if (!op->map || op->map->in_memory == MAP_SAVING) 698 if (!op->map || op->map->in_memory == MAP_SAVING)
764 return; 699 return;
765 700
766 /* make sure the object is within map boundaries */ 701 /* make sure the object is within map boundaries */
767 if (op->x < 0 || op->x >= MAP_WIDTH (op->map) || op->y < 0 || op->y >= MAP_HEIGHT (op->map)) 702 if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height)
768 { 703 {
769 LOG (llevError, "update_object() called for object out of map!\n"); 704 LOG (llevError, "update_object() called for object out of map!\n");
770#ifdef MANY_CORES 705#ifdef MANY_CORES
771 abort (); 706 abort ();
772#endif 707#endif
773 return; 708 return;
774 } 709 }
775 710
776 flags = GET_MAP_FLAGS (op->map, op->x, op->y); 711 mapspace &m = op->ms ();
777 SET_MAP_FLAGS (op->map, op->x, op->y, flags | P_NEED_UPDATE);
778 move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y);
779 move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y);
780 move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y);
781 move_off = GET_MAP_MOVE_OFF (op->map, op->x, op->y);
782 712
713 if (!(m.flags_ & P_UPTODATE))
714 /* nop */;
783 if (action == UP_OBJ_INSERT) 715 else if (action == UP_OBJ_INSERT)
784 { 716 {
717 // this is likely overkill, TODO: revisit (schmorp)
785 if (QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(flags & P_BLOCKSVIEW)) 718 if ((QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(m.flags_ & P_BLOCKSVIEW))
786 update_now = 1;
787
788 if (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(flags & P_NO_MAGIC)) 719 || (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(m.flags_ & P_NO_MAGIC))
789 update_now = 1; 720 || (op->type == PLAYER && !(m.flags_ & P_PLAYER))
790 721 || (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))
722 || (QUERY_FLAG (op, FLAG_ALIVE) && !(m.flags_ & P_IS_ALIVE))
791 if (QUERY_FLAG (op, FLAG_DAMNED) && !(flags & P_NO_CLERIC)) 723 || (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC))
792 update_now = 1;
793
794 if (QUERY_FLAG (op, FLAG_ALIVE) && !(flags & P_IS_ALIVE))
795 update_now = 1;
796
797 if (op->type == SAFE_GROUND && !(flags & P_SAFE))
798 update_now = 1;
799
800 if ((move_on | op->move_on) != move_on) 724 || (m.move_on | op->move_on ) != m.move_on
801 update_now = 1;
802
803 if ((move_off | op->move_off) != move_off) 725 || (m.move_off | op->move_off ) != m.move_off
804 update_now = 1; 726 || (m.move_slow | op->move_slow) != m.move_slow
805
806 /* This isn't perfect, but I don't expect a lot of objects to 727 /* This isn't perfect, but I don't expect a lot of objects to
807 * to have move_allow right now. 728 * to have move_allow right now.
808 */ 729 */
809 if (((move_block | op->move_block) & ~op->move_allow) != move_block) 730 || ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block
810 update_now = 1; 731 || 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp)
811 732 m.flags_ = 0;
812 if ((move_slow | op->move_slow) != move_slow)
813 update_now = 1;
814 } 733 }
815
816 /* if the object is being removed, we can't make intelligent 734 /* if the object is being removed, we can't make intelligent
817 * decisions, because remove_ob can't really pass the object 735 * decisions, because remove_ob can't really pass the object
818 * that is being removed. 736 * that is being removed.
819 */ 737 */
820 else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE) 738 else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)
821 update_now = 1; 739 m.flags_ = 0;
822 else if (action == UP_OBJ_FACE) 740 else if (action == UP_OBJ_FACE)
823 /* Nothing to do for that case */ ; 741 /* Nothing to do for that case */ ;
824 else 742 else
825 LOG (llevError, "update_object called with invalid action: %d\n", action); 743 LOG (llevError, "update_object called with invalid action: %d\n", action);
826 744
827 if (update_now)
828 {
829 SET_MAP_FLAGS (op->map, op->x, op->y, flags | P_NO_ERROR | P_NEED_UPDATE);
830 update_position (op->map, op->x, op->y);
831 }
832
833 if (op->more != NULL) 745 if (op->more)
834 update_object (op->more, action); 746 update_object (op->more, action);
835}
836
837object::vector object::mortals;
838object::vector object::objects; // not yet used
839object *object::first;
840
841void object::free_mortals ()
842{
843 for (AUTODECL (i, mortals.begin ()); i != mortals.end ();)
844 if ((*i)->refcnt)
845 ++i; // further delay freeing
846 else
847 {
848 delete *i;
849 mortals.erase (i);
850 }
851} 747}
852 748
853object::object () 749object::object ()
854{ 750{
855 SET_FLAG (this, FLAG_REMOVED); 751 SET_FLAG (this, FLAG_REMOVED);
… …
858 face = blank_face; 754 face = blank_face;
859} 755}
860 756
861object::~object () 757object::~object ()
862{ 758{
759 unlink ();
760
863 free_key_values (this); 761 free_key_values (this);
864} 762}
865 763
764static int object_count;
765
866void object::link () 766void object::link ()
867{ 767{
868 count = ++ob_count; 768 assert (!index);//D
869 uuid = gen_uuid (); 769 uuid = gen_uuid ();
770 count = ++object_count;
870 771
871 prev = 0; 772 refcnt_inc ();
872 next = object::first; 773 objects.insert (this);
873
874 if (object::first)
875 object::first->prev = this;
876
877 object::first = this;
878} 774}
879 775
880void object::unlink () 776void object::unlink ()
881{ 777{
882 if (this == object::first) 778 if (!index)
883 object::first = next; 779 return;
884 780
885 /* Remove this object from the list of used objects */ 781 objects.erase (this);
886 if (prev) prev->next = next; 782 refcnt_dec ();
887 if (next) next->prev = prev; 783}
888 784
889 prev = 0; 785void
890 next = 0; 786object::activate ()
787{
788 /* If already on active list, don't do anything */
789 if (active)
790 return;
791
792 if (has_active_speed ())
793 actives.insert (this);
794}
795
796void
797object::activate_recursive ()
798{
799 activate ();
800
801 for (object *op = inv; op; op = op->below)
802 op->activate_recursive ();
803}
804
805/* This function removes object 'op' from the list of active
806 * objects.
807 * This should only be used for style maps or other such
808 * reference maps where you don't want an object that isn't
809 * in play chewing up cpu time getting processed.
810 * The reverse of this is to call update_ob_speed, which
811 * will do the right thing based on the speed of the object.
812 */
813void
814object::deactivate ()
815{
816 /* If not on the active list, nothing needs to be done */
817 if (!active)
818 return;
819
820 actives.erase (this);
821}
822
823void
824object::deactivate_recursive ()
825{
826 for (object *op = inv; op; op = op->below)
827 op->deactivate_recursive ();
828
829 deactivate ();
830}
831
832void
833object::set_flag_inv (int flag, int value)
834{
835 for (object *op = inv; op; op = op->below)
836 {
837 op->flag [flag] = value;
838 op->set_flag_inv (flag, value);
839 }
840}
841
842/*
843 * Remove and free all objects in the inventory of the given object.
844 * object.c ?
845 */
846void
847object::destroy_inv (bool drop_to_ground)
848{
849 // need to check first, because the checks below might segfault
850 // as we might be on an invalid mapspace and crossfire code
851 // is too buggy to ensure that the inventory is empty.
852 // corollary: if you create arrows etc. with stuff in tis inventory,
853 // cf will crash below with off-map x and y
854 if (!inv)
855 return;
856
857 /* Only if the space blocks everything do we not process -
858 * if some form of movement is allowed, let objects
859 * drop on that space.
860 */
861 if (!drop_to_ground
862 || !map
863 || map->in_memory != MAP_IN_MEMORY
864 || map->nodrop
865 || ms ().move_block == MOVE_ALL)
866 {
867 while (inv)
868 {
869 inv->destroy_inv (drop_to_ground);
870 inv->destroy ();
871 }
872 }
873 else
874 { /* Put objects in inventory onto this space */
875 while (inv)
876 {
877 object *op = inv;
878
879 if (op->flag [FLAG_STARTEQUIP]
880 || op->flag [FLAG_NO_DROP]
881 || op->type == RUNE
882 || op->type == TRAP
883 || op->flag [FLAG_IS_A_TEMPLATE]
884 || op->flag [FLAG_DESTROY_ON_DEATH])
885 op->destroy ();
886 else
887 map->insert (op, x, y);
888 }
889 }
891} 890}
892 891
893object *object::create () 892object *object::create ()
894{ 893{
895 object *op = new object; 894 object *op = new object;
896 op->link (); 895 op->link ();
897 return op; 896 return op;
898} 897}
899 898
900/* 899void
901 * free_object() frees everything allocated by an object, removes 900object::do_destroy ()
902 * it from the list of used objects, and puts it on the list of
903 * free objects. The IS_FREED() flag is set in the object.
904 * The object must have been removed by remove_ob() first for
905 * this function to succeed.
906 *
907 * If destroy_inventory is set, free inventory as well. Else drop items in
908 * inventory to the ground.
909 */
910void object::destroy (bool destroy_inventory)
911{ 901{
912 if (QUERY_FLAG (this, FLAG_FREED)) 902 attachable::do_destroy ();
913 return;
914 903
915 if (QUERY_FLAG (this, FLAG_FRIENDLY)) 904 if (flag [FLAG_IS_LINKED])
905 remove_button_link (this);
906
907 if (flag [FLAG_FRIENDLY])
916 remove_friendly_object (this); 908 remove_friendly_object (this);
917 909
918 if (!QUERY_FLAG (this, FLAG_REMOVED)) 910 if (!flag [FLAG_REMOVED])
919 remove (); 911 remove ();
920 912
921 SET_FLAG (this, FLAG_FREED); 913 destroy_inv (true);
922 914
923 if (more) 915 deactivate ();
924 { 916 unlink ();
925 more->destroy (destroy_inventory);
926 more = 0;
927 }
928 917
929 if (inv) 918 flag [FLAG_FREED] = 1;
930 {
931 /* Only if the space blocks everything do we not process -
932 * if some form of movement is allowed, let objects
933 * drop on that space.
934 */
935 if (destroy_inventory || !map || map->in_memory != MAP_IN_MEMORY || GET_MAP_MOVE_BLOCK (map, x, y) == MOVE_ALL)
936 {
937 object *op = inv;
938
939 while (op)
940 {
941 object *tmp = op->below;
942 op->destroy (destroy_inventory);
943 op = tmp;
944 }
945 }
946 else
947 { /* Put objects in inventory onto this space */
948 object *op = inv;
949
950 while (op)
951 {
952 object *tmp = op->below;
953
954 op->remove ();
955
956 if (QUERY_FLAG (op, FLAG_STARTEQUIP)
957 || QUERY_FLAG (op, FLAG_NO_DROP) || op->type == RUNE || op->type == TRAP || QUERY_FLAG (op, FLAG_IS_A_TEMPLATE))
958 op->destroy ();
959 else
960 {
961 op->x = x;
962 op->y = y;
963 insert_ob_in_map (op, map, 0, 0); /* Insert in same map as the envir */
964 }
965
966 op = tmp;
967 }
968 }
969 }
970 919
971 // hack to ensure that freed objects still have a valid map 920 // hack to ensure that freed objects still have a valid map
972 { 921 {
973 static maptile *freed_map; // freed objects are moved here to avoid crashes 922 static maptile *freed_map; // freed objects are moved here to avoid crashes
974 923
… …
978 927
979 freed_map->name = "/internal/freed_objects_map"; 928 freed_map->name = "/internal/freed_objects_map";
980 freed_map->width = 3; 929 freed_map->width = 3;
981 freed_map->height = 3; 930 freed_map->height = 3;
982 931
983 freed_map->allocate (); 932 freed_map->alloc ();
933 freed_map->in_memory = MAP_IN_MEMORY;
984 } 934 }
985 935
986 map = freed_map; 936 map = freed_map;
987 x = 1; 937 x = 1;
988 y = 1; 938 y = 1;
989 } 939 }
990 940
941 if (more)
942 {
943 more->destroy ();
944 more = 0;
945 }
946
947 head = 0;
948
991 // clear those pointers that likely might have circular references to us 949 // clear those pointers that likely might cause circular references
992 owner = 0; 950 owner = 0;
993 enemy = 0; 951 enemy = 0;
994 attacked_by = 0; 952 attacked_by = 0;
953 current_weapon = 0;
954}
995 955
996 // only relevant for players(?), but make sure of it anyways 956void
997 contr = 0; 957object::destroy (bool destroy_inventory)
958{
959 if (destroyed ())
960 return;
998 961
999 /* Remove object from the active list */ 962 if (destroy_inventory)
1000 speed = 0; 963 destroy_inv (false);
1001 update_ob_speed (this);
1002 964
1003 unlink (); 965 if (is_head ())
966 if (sound_destroy)
967 play_sound (sound_destroy);
968 else if (flag [FLAG_MONSTER])
969 play_sound (sound_find ("monster_destroy")); // quick hack, too lazy to create a generic mechanism
1004 970
1005 mortals.push_back (this); 971 attachable::destroy ();
1006} 972}
1007 973
1008/* 974/*
1009 * sub_weight() recursively (outwards) subtracts a number from the 975 * sub_weight() recursively (outwards) subtracts a number from the
1010 * weight of an object (and what is carried by it's environment(s)). 976 * weight of an object (and what is carried by it's environment(s)).
… …
1026 * This function removes the object op from the linked list of objects 992 * This function removes the object op from the linked list of objects
1027 * which it is currently tied to. When this function is done, the 993 * which it is currently tied to. When this function is done, the
1028 * object will have no environment. If the object previously had an 994 * object will have no environment. If the object previously had an
1029 * environment, the x and y coordinates will be updated to 995 * environment, the x and y coordinates will be updated to
1030 * the previous environment. 996 * the previous environment.
1031 * Beware: This function is called from the editor as well!
1032 */ 997 */
1033void 998void
1034object::remove () 999object::do_remove ()
1035{ 1000{
1036 object *tmp, *last = 0; 1001 object *tmp, *last = 0;
1037 object *otmp; 1002 object *otmp;
1038 1003
1039 int check_walk_off;
1040
1041 if (QUERY_FLAG (this, FLAG_REMOVED)) 1004 if (QUERY_FLAG (this, FLAG_REMOVED))
1042 return; 1005 return;
1043 1006
1044 SET_FLAG (this, FLAG_REMOVED); 1007 SET_FLAG (this, FLAG_REMOVED);
1008 INVOKE_OBJECT (REMOVE, this);
1045 1009
1046 if (more) 1010 if (more)
1047 more->remove (); 1011 more->remove ();
1048 1012
1049 /* 1013 /*
… …
1059 1023
1060 /* NO_FIX_PLAYER is set when a great many changes are being 1024 /* NO_FIX_PLAYER is set when a great many changes are being
1061 * made to players inventory. If set, avoiding the call 1025 * made to players inventory. If set, avoiding the call
1062 * to save cpu time. 1026 * to save cpu time.
1063 */ 1027 */
1064 if ((otmp = is_player_inv (env)) != NULL && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER)) 1028 if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1065 fix_player (otmp); 1029 otmp->update_stats ();
1066 1030
1067 if (above != NULL) 1031 if (above)
1068 above->below = below; 1032 above->below = below;
1069 else 1033 else
1070 env->inv = below; 1034 env->inv = below;
1071 1035
1072 if (below != NULL) 1036 if (below)
1073 below->above = above; 1037 below->above = above;
1074 1038
1075 /* we set up values so that it could be inserted into 1039 /* we set up values so that it could be inserted into
1076 * the map, but we don't actually do that - it is up 1040 * the map, but we don't actually do that - it is up
1077 * to the caller to decide what we want to do. 1041 * to the caller to decide what we want to do.
… …
1081 above = 0, below = 0; 1045 above = 0, below = 0;
1082 env = 0; 1046 env = 0;
1083 } 1047 }
1084 else if (map) 1048 else if (map)
1085 { 1049 {
1086 /* Re did the following section of code - it looks like it had 1050 if (type == PLAYER)
1087 * lots of logic for things we no longer care about
1088 */ 1051 {
1052 // leaving a spot always closes any open container on the ground
1053 if (container && !container->env)
1054 // this causes spurious floorbox updates, but it ensures
1055 // that the CLOSE event is being sent.
1056 close_container ();
1057
1058 --map->players;
1059 map->touch ();
1060 }
1061
1062 map->dirty = true;
1063 mapspace &ms = this->ms ();
1089 1064
1090 /* link the object above us */ 1065 /* link the object above us */
1091 if (above) 1066 if (above)
1092 above->below = below; 1067 above->below = below;
1093 else 1068 else
1094 SET_MAP_TOP (map, x, y, below); /* we were top, set new top */ 1069 ms.top = below; /* we were top, set new top */
1095 1070
1096 /* Relink the object below us, if there is one */ 1071 /* Relink the object below us, if there is one */
1097 if (below) 1072 if (below)
1098 below->above = above; 1073 below->above = above;
1099 else 1074 else
… …
1101 /* Nothing below, which means we need to relink map object for this space 1076 /* Nothing below, which means we need to relink map object for this space
1102 * use translated coordinates in case some oddness with map tiling is 1077 * use translated coordinates in case some oddness with map tiling is
1103 * evident 1078 * evident
1104 */ 1079 */
1105 if (GET_MAP_OB (map, x, y) != this) 1080 if (GET_MAP_OB (map, x, y) != this)
1106 {
1107 char *dump = dump_object (this);
1108 LOG (llevError,
1109 "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); 1081 LOG (llevError, "remove_ob: GET_MAP_OB does not return object to be removed even though it appears to be on the bottom? %s\n", debug_desc ());
1110 free (dump);
1111 dump = dump_object (GET_MAP_OB (map, x, y));
1112 LOG (llevError, "%s\n", dump);
1113 free (dump);
1114 }
1115 1082
1116 SET_MAP_OB (map, x, y, above); /* goes on above it. */ 1083 ms.bot = above; /* goes on above it. */
1117 } 1084 }
1118 1085
1119 above = 0; 1086 above = 0;
1120 below = 0; 1087 below = 0;
1121 1088
1122 if (map->in_memory == MAP_SAVING) 1089 if (map->in_memory == MAP_SAVING)
1123 return; 1090 return;
1124 1091
1125 check_walk_off = !QUERY_FLAG (this, FLAG_NO_APPLY); 1092 int check_walk_off = !flag [FLAG_NO_APPLY];
1126 1093
1094 if (object *pl = ms.player ())
1095 {
1096 if (pl->container == this)
1097 /* If a container that the player is currently using somehow gets
1098 * removed (most likely destroyed), update the player view
1099 * appropriately.
1100 */
1101 pl->close_container ();
1102
1103 pl->contr->ns->floorbox_update ();
1104 }
1105
1127 for (tmp = GET_MAP_OB (map, x, y); tmp; tmp = tmp->above) 1106 for (tmp = ms.bot; tmp; tmp = tmp->above)
1128 { 1107 {
1129 /* No point updating the players look faces if he is the object 1108 /* No point updating the players look faces if he is the object
1130 * being removed. 1109 * being removed.
1131 */ 1110 */
1132 1111
1133 if (tmp->type == PLAYER && tmp != this)
1134 {
1135 /* If a container that the player is currently using somehow gets
1136 * removed (most likely destroyed), update the player view
1137 * appropriately.
1138 */
1139 if (tmp->container == this)
1140 {
1141 CLEAR_FLAG (this, FLAG_APPLIED);
1142 tmp->container = 0;
1143 }
1144
1145 tmp->contr->socket.update_look = 1;
1146 }
1147
1148 /* See if player moving off should effect something */ 1112 /* See if object moving off should effect something */
1149 if (check_walk_off 1113 if (check_walk_off
1150 && ((move_type & tmp->move_off) 1114 && ((move_type & tmp->move_off)
1151 && (move_type & ~tmp->move_off & ~tmp->move_block) == 0)) 1115 && (move_type & ~tmp->move_off & ~tmp->move_block) == 0))
1152 { 1116 {
1153 move_apply (tmp, this, 0); 1117 move_apply (tmp, this, 0);
1154 1118
1155 if (destroyed ()) 1119 if (destroyed ())
1156 LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ()); 1120 LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1157 } 1121 }
1158 1122
1159 /* Eneq(@csd.uu.se): Fixed this to skip tmp->above=tmp */
1160
1161 if (tmp->above == tmp)
1162 tmp->above = 0;
1163
1164 last = tmp; 1123 last = tmp;
1165 } 1124 }
1166 1125
1167 /* last == NULL of there are no objects on this space */ 1126 /* last == NULL if there are no objects on this space */
1127 //TODO: this makes little sense, why only update the topmost object?
1168 if (!last) 1128 if (!last)
1169 { 1129 map->at (x, y).flags_ = 0;
1170 /* set P_NEED_UPDATE, otherwise update_position will complain. In theory,
1171 * we could preserve the flags (GET_MAP_FLAGS), but update_position figures
1172 * those out anyways, and if there are any flags set right now, they won't
1173 * be correct anyways.
1174 */
1175 SET_MAP_FLAGS (map, x, y, P_NEED_UPDATE);
1176 update_position (map, x, y);
1177 }
1178 else 1130 else
1179 update_object (last, UP_OBJ_REMOVE); 1131 update_object (last, UP_OBJ_REMOVE);
1180 1132
1181 if (QUERY_FLAG (this, FLAG_BLOCKSVIEW) || glow_radius) 1133 if (flag [FLAG_BLOCKSVIEW] || glow_radius)
1182 update_all_los (map, x, y); 1134 update_all_los (map, x, y);
1183 } 1135 }
1184} 1136}
1185 1137
1186/* 1138/*
… …
1195merge_ob (object *op, object *top) 1147merge_ob (object *op, object *top)
1196{ 1148{
1197 if (!op->nrof) 1149 if (!op->nrof)
1198 return 0; 1150 return 0;
1199 1151
1200 if (top == NULL) 1152 if (top)
1201 for (top = op; top != NULL && top->above != NULL; top = top->above); 1153 for (top = op; top && top->above; top = top->above)
1154 ;
1202 1155
1203 for (; top != NULL; top = top->below) 1156 for (; top; top = top->below)
1204 { 1157 {
1205 if (top == op) 1158 if (top == op)
1206 continue; 1159 continue;
1207 1160
1208 if (object::can_merge (op, top)) 1161 if (object::can_merge (op, top))
… …
1217 } 1170 }
1218 1171
1219 return 0; 1172 return 0;
1220} 1173}
1221 1174
1175void
1176object::expand_tail ()
1177{
1178 if (more)
1179 return;
1180
1181 object *prev = this;
1182
1183 for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)
1184 {
1185 object *op = arch_to_object (at);
1186
1187 op->name = name;
1188 op->name_pl = name_pl;
1189 op->title = title;
1190
1191 op->head = this;
1192 prev->more = op;
1193
1194 prev = op;
1195 }
1196}
1197
1222/* 1198/*
1223 * same as insert_ob_in_map except it handle separate coordinates and do a clean 1199 * same as insert_ob_in_map except it handles separate coordinates and does a clean
1224 * job preparing multi-part monsters 1200 * job preparing multi-part monsters.
1225 */ 1201 */
1226object * 1202object *
1227insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y) 1203insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1228{ 1204{
1229 object *tmp;
1230
1231 if (op->head)
1232 op = op->head;
1233
1234 for (tmp = op; tmp; tmp = tmp->more) 1205 for (object *tmp = op->head_ (); tmp; tmp = tmp->more)
1235 { 1206 {
1236 tmp->x = x + tmp->arch->clone.x; 1207 tmp->x = x + tmp->arch->x;
1237 tmp->y = y + tmp->arch->clone.y; 1208 tmp->y = y + tmp->arch->y;
1238 } 1209 }
1239 1210
1240 return insert_ob_in_map (op, m, originator, flag); 1211 return insert_ob_in_map (op, m, originator, flag);
1241} 1212}
1242 1213
… …
1258 * Return value: 1229 * Return value:
1259 * new object if 'op' was merged with other object 1230 * new object if 'op' was merged with other object
1260 * NULL if 'op' was destroyed 1231 * NULL if 'op' was destroyed
1261 * just 'op' otherwise 1232 * just 'op' otherwise
1262 */ 1233 */
1263
1264object * 1234object *
1265insert_ob_in_map (object *op, maptile *m, object *originator, int flag) 1235insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1266{ 1236{
1237 assert (!op->flag [FLAG_FREED]);
1238
1267 object *tmp, *top, *floor = NULL; 1239 object *top, *floor = NULL;
1268 sint16 x, y;
1269 1240
1270 if (QUERY_FLAG (op, FLAG_FREED)) 1241 op->remove ();
1271 {
1272 LOG (llevError, "Trying to insert freed object!\n");
1273 return NULL;
1274 }
1275 1242
1276 if (m == NULL) 1243#if 0
1277 { 1244 if (!m->active != !op->active)
1278 char *dump = dump_object (op); 1245 if (m->active)
1279 LOG (llevError, "Trying to insert in null-map!\n%s\n", dump); 1246 op->activate_recursive ();
1280 free (dump); 1247 else
1281 return op; 1248 op->deactivate_recursive ();
1282 } 1249#endif
1283 1250
1284 if (out_of_map (m, op->x, op->y)) 1251 if (out_of_map (m, op->x, op->y))
1285 { 1252 {
1286 char *dump = dump_object (op);
1287 LOG (llevError, "Trying to insert object outside the map.\n%s\n", dump); 1253 LOG (llevError, "Trying to insert object outside the map.\n%s\n", op->debug_desc ());
1288#ifdef MANY_CORES 1254#ifdef MANY_CORES
1289 /* Better to catch this here, as otherwise the next use of this object 1255 /* Better to catch this here, as otherwise the next use of this object
1290 * is likely to cause a crash. Better to find out where it is getting 1256 * is likely to cause a crash. Better to find out where it is getting
1291 * improperly inserted. 1257 * improperly inserted.
1292 */ 1258 */
1293 abort (); 1259 abort ();
1294#endif 1260#endif
1295 free (dump);
1296 return op; 1261 return op;
1297 } 1262 }
1298 1263
1299 if (!QUERY_FLAG (op, FLAG_REMOVED)) 1264 if (object *more = op->more)
1300 { 1265 if (!insert_ob_in_map (more, m, originator, flag))
1301 char *dump = dump_object (op);
1302 LOG (llevError, "Trying to insert (map) inserted object.\n%s\n", dump);
1303 free (dump);
1304 return op; 1266 return 0;
1305 }
1306
1307 if (op->more != NULL)
1308 {
1309 /* The part may be on a different map. */
1310
1311 object *more = op->more;
1312
1313 /* We really need the caller to normalize coordinates - if
1314 * we set the map, that doesn't work if the location is within
1315 * a map and this is straddling an edge. So only if coordinate
1316 * is clear wrong do we normalize it.
1317 */
1318 if (OUT_OF_REAL_MAP (more->map, more->x, more->y))
1319 more->map = get_map_from_coord (m, &more->x, &more->y);
1320 else if (!more->map)
1321 {
1322 /* For backwards compatibility - when not dealing with tiled maps,
1323 * more->map should always point to the parent.
1324 */
1325 more->map = m;
1326 }
1327
1328 if (insert_ob_in_map (more, more->map, originator, flag) == NULL)
1329 {
1330 if (!op->head)
1331 LOG (llevError, "BUG: insert_ob_in_map(): inserting op->more killed op\n");
1332
1333 return NULL;
1334 }
1335 }
1336 1267
1337 CLEAR_FLAG (op, FLAG_REMOVED); 1268 CLEAR_FLAG (op, FLAG_REMOVED);
1338 1269
1339 /* Ideally, the caller figures this out. However, it complicates a lot 1270 /* Ideally, the caller figures this out. However, it complicates a lot
1340 * of areas of callers (eg, anything that uses find_free_spot would now 1271 * of areas of callers (eg, anything that uses find_free_spot would now
1341 * need extra work 1272 * need extra work
1342 */ 1273 */
1343 op->map = get_map_from_coord (m, &op->x, &op->y); 1274 if (!xy_normalise (m, op->x, op->y))
1344 x = op->x; 1275 return 0;
1345 y = op->y; 1276
1277 op->map = m;
1278 mapspace &ms = op->ms ();
1346 1279
1347 /* this has to be done after we translate the coordinates. 1280 /* this has to be done after we translate the coordinates.
1348 */ 1281 */
1349 if (op->nrof && !(flag & INS_NO_MERGE)) 1282 if (op->nrof && !(flag & INS_NO_MERGE))
1350 for (tmp = GET_MAP_OB (op->map, x, y); tmp != NULL; tmp = tmp->above) 1283 for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1351 if (object::can_merge (op, tmp)) 1284 if (object::can_merge (op, tmp))
1352 { 1285 {
1353 op->nrof += tmp->nrof; 1286 op->nrof += tmp->nrof;
1354 tmp->destroy (); 1287 tmp->destroy ();
1355 } 1288 }
… …
1372 op->below = originator->below; 1305 op->below = originator->below;
1373 1306
1374 if (op->below) 1307 if (op->below)
1375 op->below->above = op; 1308 op->below->above = op;
1376 else 1309 else
1377 SET_MAP_OB (op->map, op->x, op->y, op); 1310 ms.bot = op;
1378 1311
1379 /* since *below* originator, no need to update top */ 1312 /* since *below* originator, no need to update top */
1380 originator->below = op; 1313 originator->below = op;
1381 } 1314 }
1382 else 1315 else
1383 { 1316 {
1317 top = ms.bot;
1318
1384 /* If there are other objects, then */ 1319 /* If there are other objects, then */
1385 if ((!(flag & INS_MAP_LOAD)) && ((top = GET_MAP_OB (op->map, op->x, op->y)) != NULL)) 1320 if ((!(flag & INS_MAP_LOAD)) && top)
1386 { 1321 {
1387 object *last = NULL; 1322 object *last = 0;
1388 1323
1389 /* 1324 /*
1390 * If there are multiple objects on this space, we do some trickier handling. 1325 * If there are multiple objects on this space, we do some trickier handling.
1391 * We've already dealt with merging if appropriate. 1326 * We've already dealt with merging if appropriate.
1392 * Generally, we want to put the new object on top. But if 1327 * Generally, we want to put the new object on top. But if
… …
1396 * once we get to them. This reduces the need to traverse over all of 1331 * once we get to them. This reduces the need to traverse over all of
1397 * them when adding another one - this saves quite a bit of cpu time 1332 * them when adding another one - this saves quite a bit of cpu time
1398 * when lots of spells are cast in one area. Currently, it is presumed 1333 * when lots of spells are cast in one area. Currently, it is presumed
1399 * that flying non pickable objects are spell objects. 1334 * that flying non pickable objects are spell objects.
1400 */ 1335 */
1401 1336 for (top = ms.bot; top; top = top->above)
1402 while (top != NULL)
1403 { 1337 {
1404 if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR)) 1338 if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))
1405 floor = top; 1339 floor = top;
1406 1340
1407 if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR)) 1341 if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))
… …
1410 top = top->below; 1344 top = top->below;
1411 break; 1345 break;
1412 } 1346 }
1413 1347
1414 last = top; 1348 last = top;
1415 top = top->above;
1416 } 1349 }
1417 1350
1418 /* Don't want top to be NULL, so set it to the last valid object */ 1351 /* Don't want top to be NULL, so set it to the last valid object */
1419 top = last; 1352 top = last;
1420 1353
… …
1422 * looks like instead of lots of conditions here. 1355 * looks like instead of lots of conditions here.
1423 * makes things faster, and effectively the same result. 1356 * makes things faster, and effectively the same result.
1424 */ 1357 */
1425 1358
1426 /* Have object 'fall below' other objects that block view. 1359 /* Have object 'fall below' other objects that block view.
1427 * Unless those objects are exits, type 66 1360 * Unless those objects are exits.
1428 * If INS_ON_TOP is used, don't do this processing 1361 * If INS_ON_TOP is used, don't do this processing
1429 * Need to find the object that in fact blocks view, otherwise 1362 * Need to find the object that in fact blocks view, otherwise
1430 * stacking is a bit odd. 1363 * stacking is a bit odd.
1431 */ 1364 */
1432 if (!(flag & INS_ON_TOP) && 1365 if (!(flag & INS_ON_TOP)
1433 (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_BLOCKSVIEW) && (op->face && !op->face->visibility)) 1366 && ms.flags () & P_BLOCKSVIEW
1367 && (op->face && !faces [op->face].visibility))
1434 { 1368 {
1435 for (last = top; last != floor; last = last->below) 1369 for (last = top; last != floor; last = last->below)
1436 if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT)) 1370 if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))
1437 break; 1371 break;
1372
1438 /* Check to see if we found the object that blocks view, 1373 /* Check to see if we found the object that blocks view,
1439 * and make sure we have a below pointer for it so that 1374 * and make sure we have a below pointer for it so that
1440 * we can get inserted below this one, which requires we 1375 * we can get inserted below this one, which requires we
1441 * set top to the object below us. 1376 * set top to the object below us.
1442 */ 1377 */
1443 if (last && last->below && last != floor) 1378 if (last && last->below && last != floor)
1444 top = last->below; 1379 top = last->below;
1445 } 1380 }
1446 } /* If objects on this space */ 1381 } /* If objects on this space */
1447
1448 if (flag & INS_MAP_LOAD) 1382 if (flag & INS_MAP_LOAD)
1449 top = GET_MAP_TOP (op->map, op->x, op->y); 1383 top = ms.top;
1450 1384
1451 if (flag & INS_ABOVE_FLOOR_ONLY) 1385 if (flag & INS_ABOVE_FLOOR_ONLY)
1452 top = floor; 1386 top = floor;
1453 1387
1454 /* Top is the object that our object (op) is going to get inserted above. 1388 /* Top is the object that our object (op) is going to get inserted above.
1455 */ 1389 */
1456 1390
1457 /* First object on this space */ 1391 /* First object on this space */
1458 if (!top) 1392 if (!top)
1459 { 1393 {
1460 op->above = GET_MAP_OB (op->map, op->x, op->y); 1394 op->above = ms.bot;
1461 1395
1462 if (op->above) 1396 if (op->above)
1463 op->above->below = op; 1397 op->above->below = op;
1464 1398
1465 op->below = NULL; 1399 op->below = 0;
1466 SET_MAP_OB (op->map, op->x, op->y, op); 1400 ms.bot = op;
1467 } 1401 }
1468 else 1402 else
1469 { /* get inserted into the stack above top */ 1403 { /* get inserted into the stack above top */
1470 op->above = top->above; 1404 op->above = top->above;
1471 1405
… …
1474 1408
1475 op->below = top; 1409 op->below = top;
1476 top->above = op; 1410 top->above = op;
1477 } 1411 }
1478 1412
1479 if (op->above == NULL) 1413 if (!op->above)
1480 SET_MAP_TOP (op->map, op->x, op->y, op); 1414 ms.top = op;
1481 } /* else not INS_BELOW_ORIGINATOR */ 1415 } /* else not INS_BELOW_ORIGINATOR */
1482 1416
1483 if (op->type == PLAYER) 1417 if (op->type == PLAYER)
1418 {
1484 op->contr->do_los = 1; 1419 op->contr->do_los = 1;
1420 ++op->map->players;
1421 op->map->touch ();
1422 }
1423
1424 op->map->dirty = true;
1485 1425
1486 /* If we have a floor, we know the player, if any, will be above 1426 /* If we have a floor, we know the player, if any, will be above
1487 * it, so save a few ticks and start from there. 1427 * it, so save a few ticks and start from there.
1488 */ 1428 */
1489 if (!(flag & INS_MAP_LOAD)) 1429 if (!(flag & INS_MAP_LOAD))
1490 for (tmp = floor ? floor : GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above) 1430 if (object *pl = ms.player ())
1491 if (tmp->type == PLAYER) 1431 pl->contr->ns->floorbox_update ();
1492 tmp->contr->socket.update_look = 1;
1493 1432
1494 /* If this object glows, it may affect lighting conditions that are 1433 /* If this object glows, it may affect lighting conditions that are
1495 * visible to others on this map. But update_all_los is really 1434 * visible to others on this map. But update_all_los is really
1496 * an inefficient way to do this, as it means los for all players 1435 * an inefficient way to do this, as it means los for all players
1497 * on the map will get recalculated. The players could very well 1436 * on the map will get recalculated. The players could very well
1498 * be far away from this change and not affected in any way - 1437 * be far away from this change and not affected in any way -
1499 * this should get redone to only look for players within range, 1438 * this should get redone to only look for players within range,
1500 * or just updating the P_NEED_UPDATE for spaces within this area 1439 * or just updating the P_UPTODATE for spaces within this area
1501 * of effect may be sufficient. 1440 * of effect may be sufficient.
1502 */ 1441 */
1503 if (MAP_DARKNESS (op->map) && (op->glow_radius != 0)) 1442 if (op->map->darkness && (op->glow_radius != 0))
1504 update_all_los (op->map, op->x, op->y); 1443 update_all_los (op->map, op->x, op->y);
1505 1444
1506 /* updates flags (blocked, alive, no magic, etc) for this map space */ 1445 /* updates flags (blocked, alive, no magic, etc) for this map space */
1507 update_object (op, UP_OBJ_INSERT); 1446 update_object (op, UP_OBJ_INSERT);
1508 1447
1448 INVOKE_OBJECT (INSERT, op);
1449
1509 /* Don't know if moving this to the end will break anything. However, 1450 /* Don't know if moving this to the end will break anything. However,
1510 * we want to have update_look set above before calling this. 1451 * we want to have floorbox_update called before calling this.
1511 * 1452 *
1512 * check_move_on() must be after this because code called from 1453 * check_move_on() must be after this because code called from
1513 * check_move_on() depends on correct map flags (so functions like 1454 * check_move_on() depends on correct map flags (so functions like
1514 * blocked() and wall() work properly), and these flags are updated by 1455 * blocked() and wall() work properly), and these flags are updated by
1515 * update_object(). 1456 * update_object().
1516 */ 1457 */
1517 1458
1518 /* if this is not the head or flag has been passed, don't check walk on status */ 1459 /* if this is not the head or flag has been passed, don't check walk on status */
1519 if (!(flag & INS_NO_WALK_ON) && !op->head) 1460 if (!(flag & INS_NO_WALK_ON) && op->head_ () == op)
1520 { 1461 {
1521 if (check_move_on (op, originator)) 1462 if (check_move_on (op, originator))
1522 return NULL; 1463 return 0;
1523 1464
1524 /* If we are a multi part object, lets work our way through the check 1465 /* If we are a multi part object, lets work our way through the check
1525 * walk on's. 1466 * walk on's.
1526 */ 1467 */
1527 for (tmp = op->more; tmp != NULL; tmp = tmp->more) 1468 for (object *tmp = op->more; tmp; tmp = tmp->more)
1528 if (check_move_on (tmp, originator)) 1469 if (check_move_on (tmp, originator))
1529 return NULL; 1470 return 0;
1530 } 1471 }
1531 1472
1532 return op; 1473 return op;
1533} 1474}
1534 1475
1535/* this function inserts an object in the map, but if it 1476/* this function inserts an object in the map, but if it
1536 * finds an object of its own type, it'll remove that one first. 1477 * finds an object of its own type, it'll remove that one first.
1537 * op is the object to insert it under: supplies x and the map. 1478 * op is the object to insert it under: supplies x and the map.
1538 */ 1479 */
1539void 1480void
1540replace_insert_ob_in_map (const char *arch_string, object *op) 1481replace_insert_ob_in_map (const char *arch_string, object *op)
1541{ 1482{
1542 object * 1483 object *tmp, *tmp1;
1543 tmp;
1544 object *
1545 tmp1;
1546 1484
1547 /* first search for itself and remove any old instances */ 1485 /* first search for itself and remove any old instances */
1548 1486
1549 for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above) 1487 for (tmp = op->ms ().bot; tmp; tmp = tmp->above)
1550 if (!strcmp (tmp->arch->name, arch_string)) /* same archetype */ 1488 if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */
1551 tmp->destroy (); 1489 tmp->destroy ();
1552 1490
1553 tmp1 = arch_to_object (archetype::find (arch_string)); 1491 tmp1 = arch_to_object (archetype::find (arch_string));
1554 1492
1555 tmp1->x = op->x; 1493 tmp1->x = op->x;
1556 tmp1->y = op->y; 1494 tmp1->y = op->y;
1557 insert_ob_in_map (tmp1, op->map, op, 0); 1495 insert_ob_in_map (tmp1, op->map, op, 0);
1496}
1497
1498object *
1499object::insert_at (object *where, object *originator, int flags)
1500{
1501 return where->map->insert (this, where->x, where->y, originator, flags);
1558} 1502}
1559 1503
1560/* 1504/*
1561 * get_split_ob(ob,nr) splits up ob into two parts. The part which 1505 * get_split_ob(ob,nr) splits up ob into two parts. The part which
1562 * is returned contains nr objects, and the remaining parts contains 1506 * is returned contains nr objects, and the remaining parts contains
1563 * the rest (or is removed and freed if that number is 0). 1507 * the rest (or is removed and freed if that number is 0).
1564 * On failure, NULL is returned, and the reason put into the 1508 * On failure, NULL is returned, and the reason put into the
1565 * global static errmsg array. 1509 * global static errmsg array.
1566 */ 1510 */
1567
1568object * 1511object *
1569get_split_ob (object *orig_ob, uint32 nr) 1512get_split_ob (object *orig_ob, uint32 nr)
1570{ 1513{
1571 object *newob; 1514 object *newob;
1572 int is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0); 1515 int is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0);
… …
1603 * the amount of an object. If the amount reaches 0, the object 1546 * the amount of an object. If the amount reaches 0, the object
1604 * is subsequently removed and freed. 1547 * is subsequently removed and freed.
1605 * 1548 *
1606 * Return value: 'op' if something is left, NULL if the amount reached 0 1549 * Return value: 'op' if something is left, NULL if the amount reached 0
1607 */ 1550 */
1608
1609object * 1551object *
1610decrease_ob_nr (object *op, uint32 i) 1552decrease_ob_nr (object *op, uint32 i)
1611{ 1553{
1612 object *tmp; 1554 object *tmp;
1613 player *pl;
1614 1555
1615 if (i == 0) /* objects with op->nrof require this check */ 1556 if (i == 0) /* objects with op->nrof require this check */
1616 return op; 1557 return op;
1617 1558
1618 if (i > op->nrof) 1559 if (i > op->nrof)
1619 i = op->nrof; 1560 i = op->nrof;
1620 1561
1621 if (QUERY_FLAG (op, FLAG_REMOVED)) 1562 if (QUERY_FLAG (op, FLAG_REMOVED))
1622 op->nrof -= i; 1563 op->nrof -= i;
1623 else if (op->env != NULL) 1564 else if (op->env)
1624 { 1565 {
1625 /* is this object in the players inventory, or sub container 1566 /* is this object in the players inventory, or sub container
1626 * therein? 1567 * therein?
1627 */ 1568 */
1628 tmp = is_player_inv (op->env); 1569 tmp = op->in_player ();
1629 /* nope. Is this a container the player has opened? 1570 /* nope. Is this a container the player has opened?
1630 * If so, set tmp to that player. 1571 * If so, set tmp to that player.
1631 * IMO, searching through all the players will mostly 1572 * IMO, searching through all the players will mostly
1632 * likely be quicker than following op->env to the map, 1573 * likely be quicker than following op->env to the map,
1633 * and then searching the map for a player. 1574 * and then searching the map for a player.
1634 */ 1575 */
1635 if (!tmp) 1576 if (!tmp)
1636 { 1577 for_all_players (pl)
1637 for (pl = first_player; pl; pl = pl->next)
1638 if (pl->ob->container == op->env) 1578 if (pl->ob->container == op->env)
1579 {
1580 tmp = pl->ob;
1639 break; 1581 break;
1640 if (pl)
1641 tmp = pl->ob;
1642 else
1643 tmp = NULL;
1644 } 1582 }
1645 1583
1646 if (i < op->nrof) 1584 if (i < op->nrof)
1647 { 1585 {
1648 sub_weight (op->env, op->weight * i); 1586 sub_weight (op->env, op->weight * i);
1649 op->nrof -= i; 1587 op->nrof -= i;
1650 if (tmp) 1588 if (tmp)
1651 {
1652 esrv_send_item (tmp, op); 1589 esrv_send_item (tmp, op);
1653 }
1654 } 1590 }
1655 else 1591 else
1656 { 1592 {
1657 op->remove (); 1593 op->remove ();
1658 op->nrof = 0; 1594 op->nrof = 0;
1659 if (tmp) 1595 if (tmp)
1660 {
1661 esrv_del_item (tmp->contr, op->count); 1596 esrv_del_item (tmp->contr, op->count);
1662 }
1663 } 1597 }
1664 } 1598 }
1665 else 1599 else
1666 { 1600 {
1667 object *above = op->above; 1601 object *above = op->above;
… …
1673 op->remove (); 1607 op->remove ();
1674 op->nrof = 0; 1608 op->nrof = 0;
1675 } 1609 }
1676 1610
1677 /* Since we just removed op, op->above is null */ 1611 /* Since we just removed op, op->above is null */
1678 for (tmp = above; tmp != NULL; tmp = tmp->above) 1612 for (tmp = above; tmp; tmp = tmp->above)
1679 if (tmp->type == PLAYER) 1613 if (tmp->type == PLAYER)
1680 { 1614 {
1681 if (op->nrof) 1615 if (op->nrof)
1682 esrv_send_item (tmp, op); 1616 esrv_send_item (tmp, op);
1683 else 1617 else
… …
1688 if (op->nrof) 1622 if (op->nrof)
1689 return op; 1623 return op;
1690 else 1624 else
1691 { 1625 {
1692 op->destroy (); 1626 op->destroy ();
1693 return NULL; 1627 return 0;
1694 } 1628 }
1695} 1629}
1696 1630
1697/* 1631/*
1698 * add_weight(object, weight) adds the specified weight to an object, 1632 * add_weight(object, weight) adds the specified weight to an object,
1699 * and also updates how much the environment(s) is/are carrying. 1633 * and also updates how much the environment(s) is/are carrying.
1700 */ 1634 */
1701
1702void 1635void
1703add_weight (object *op, signed long weight) 1636add_weight (object *op, signed long weight)
1704{ 1637{
1705 while (op != NULL) 1638 while (op != NULL)
1706 { 1639 {
… …
1721 LOG (llevError, "Trying to put object in NULL.\n%s\n", dump); 1654 LOG (llevError, "Trying to put object in NULL.\n%s\n", dump);
1722 free (dump); 1655 free (dump);
1723 return op; 1656 return op;
1724 } 1657 }
1725 1658
1726 if (where->head) 1659 if (where->head_ () != where)
1727 { 1660 {
1728 LOG (llevDebug, "Warning: Tried to insert object into wrong part of multipart object.\n"); 1661 LOG (llevError | logBacktrace, "Warning: Tried to insert object into wrong part of multipart object.\n");
1729 where = where->head; 1662 where = where->head;
1730 } 1663 }
1731 1664
1732 return where->insert (op); 1665 return where->insert (op);
1733} 1666}
… …
1738 * inside the object environment. 1671 * inside the object environment.
1739 * 1672 *
1740 * The function returns now pointer to inserted item, and return value can 1673 * The function returns now pointer to inserted item, and return value can
1741 * be != op, if items are merged. -Tero 1674 * be != op, if items are merged. -Tero
1742 */ 1675 */
1743
1744object * 1676object *
1745object::insert (object *op) 1677object::insert (object *op)
1746{ 1678{
1747 object *tmp, *otmp; 1679 object *tmp, *otmp;
1748 1680
… …
1786 add_weight (this, op->weight * op->nrof); 1718 add_weight (this, op->weight * op->nrof);
1787 } 1719 }
1788 else 1720 else
1789 add_weight (this, (op->weight + op->carrying)); 1721 add_weight (this, (op->weight + op->carrying));
1790 1722
1791 otmp = is_player_inv (this); 1723 otmp = this->in_player ();
1792 if (otmp && otmp->contr) 1724 if (otmp && otmp->contr)
1793 if (!QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER)) 1725 if (!QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1794 fix_player (otmp); 1726 otmp->update_stats ();
1795 1727
1796 op->map = NULL; 1728 op->map = 0;
1797 op->env = this; 1729 op->env = this;
1798 op->above = NULL; 1730 op->above = 0;
1799 op->below = NULL; 1731 op->below = 0;
1800 op->x = 0, op->y = 0; 1732 op->x = 0, op->y = 0;
1801 1733
1802 /* reset the light list and los of the players on the map */ 1734 /* reset the light list and los of the players on the map */
1803 if ((op->glow_radius != 0) && map) 1735 if ((op->glow_radius != 0) && map)
1804 { 1736 {
1805#ifdef DEBUG_LIGHTS 1737#ifdef DEBUG_LIGHTS
1806 LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name); 1738 LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);
1807#endif /* DEBUG_LIGHTS */ 1739#endif /* DEBUG_LIGHTS */
1808 if (MAP_DARKNESS (map)) 1740 if (map->darkness)
1809 update_all_los (map, x, y); 1741 update_all_los (map, x, y);
1810 } 1742 }
1811 1743
1812 /* Client has no idea of ordering so lets not bother ordering it here. 1744 /* Client has no idea of ordering so lets not bother ordering it here.
1813 * It sure simplifies this function... 1745 * It sure simplifies this function...
… …
1818 { 1750 {
1819 op->below = inv; 1751 op->below = inv;
1820 op->below->above = op; 1752 op->below->above = op;
1821 inv = op; 1753 inv = op;
1822 } 1754 }
1755
1756 INVOKE_OBJECT (INSERT, this);
1823 1757
1824 return op; 1758 return op;
1825} 1759}
1826 1760
1827/* 1761/*
… …
1842 * 1776 *
1843 * MSW 2001-07-08: Check all objects on space, not just those below 1777 * MSW 2001-07-08: Check all objects on space, not just those below
1844 * object being inserted. insert_ob_in_map may not put new objects 1778 * object being inserted. insert_ob_in_map may not put new objects
1845 * on top. 1779 * on top.
1846 */ 1780 */
1847
1848int 1781int
1849check_move_on (object *op, object *originator) 1782check_move_on (object *op, object *originator)
1850{ 1783{
1851 object *tmp; 1784 object *tmp;
1852 maptile *m = op->map; 1785 maptile *m = op->map;
… …
1879 1812
1880 /* The objects have to be checked from top to bottom. 1813 /* The objects have to be checked from top to bottom.
1881 * Hence, we first go to the top: 1814 * Hence, we first go to the top:
1882 */ 1815 */
1883 1816
1884 for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL && tmp->above != NULL; tmp = tmp->above) 1817 for (tmp = op->ms ().bot; tmp && tmp->above; tmp = tmp->above)
1885 { 1818 {
1886 /* Trim the search when we find the first other spell effect 1819 /* Trim the search when we find the first other spell effect
1887 * this helps performance so that if a space has 50 spell objects, 1820 * this helps performance so that if a space has 50 spell objects,
1888 * we don't need to check all of them. 1821 * we don't need to check all of them.
1889 */ 1822 */
… …
1907 if ((!op->move_type && tmp->move_slow & MOVE_WALK) || 1840 if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||
1908 ((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0)) 1841 ((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))
1909 { 1842 {
1910 1843
1911 float 1844 float
1912 diff = tmp->move_slow_penalty * FABS (op->speed); 1845 diff = tmp->move_slow_penalty * fabs (op->speed);
1913 1846
1914 if (op->type == PLAYER) 1847 if (op->type == PLAYER)
1915 if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) || 1848 if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||
1916 (QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN))) 1849 (QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))
1917 diff /= 4.0; 1850 diff /= 4.0;
… …
1944/* 1877/*
1945 * present_arch(arch, map, x, y) searches for any objects with 1878 * present_arch(arch, map, x, y) searches for any objects with
1946 * a matching archetype at the given map and coordinates. 1879 * a matching archetype at the given map and coordinates.
1947 * The first matching object is returned, or NULL if none. 1880 * The first matching object is returned, or NULL if none.
1948 */ 1881 */
1949
1950object * 1882object *
1951present_arch (const archetype *at, maptile *m, int x, int y) 1883present_arch (const archetype *at, maptile *m, int x, int y)
1952{ 1884{
1953 object *
1954 tmp;
1955
1956 if (m == NULL || out_of_map (m, x, y)) 1885 if (!m || out_of_map (m, x, y))
1957 { 1886 {
1958 LOG (llevError, "Present_arch called outside map.\n"); 1887 LOG (llevError, "Present_arch called outside map.\n");
1959 return NULL; 1888 return NULL;
1960 } 1889 }
1961 for (tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = tmp->above) 1890
1891 for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)
1962 if (tmp->arch == at) 1892 if (tmp->arch == at)
1963 return tmp; 1893 return tmp;
1894
1964 return NULL; 1895 return NULL;
1965} 1896}
1966 1897
1967/* 1898/*
1968 * present(type, map, x, y) searches for any objects with 1899 * present(type, map, x, y) searches for any objects with
1969 * a matching type variable at the given map and coordinates. 1900 * a matching type variable at the given map and coordinates.
1970 * The first matching object is returned, or NULL if none. 1901 * The first matching object is returned, or NULL if none.
1971 */ 1902 */
1972
1973object * 1903object *
1974present (unsigned char type, maptile *m, int x, int y) 1904present (unsigned char type, maptile *m, int x, int y)
1975{ 1905{
1976 object *
1977 tmp;
1978
1979 if (out_of_map (m, x, y)) 1906 if (out_of_map (m, x, y))
1980 { 1907 {
1981 LOG (llevError, "Present called outside map.\n"); 1908 LOG (llevError, "Present called outside map.\n");
1982 return NULL; 1909 return NULL;
1983 } 1910 }
1984 for (tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = tmp->above) 1911
1912 for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)
1985 if (tmp->type == type) 1913 if (tmp->type == type)
1986 return tmp; 1914 return tmp;
1915
1987 return NULL; 1916 return NULL;
1988} 1917}
1989 1918
1990/* 1919/*
1991 * present_in_ob(type, object) searches for any objects with 1920 * present_in_ob(type, object) searches for any objects with
1992 * a matching type variable in the inventory of the given object. 1921 * a matching type variable in the inventory of the given object.
1993 * The first matching object is returned, or NULL if none. 1922 * The first matching object is returned, or NULL if none.
1994 */ 1923 */
1995
1996object * 1924object *
1997present_in_ob (unsigned char type, const object *op) 1925present_in_ob (unsigned char type, const object *op)
1998{ 1926{
1999 object *
2000 tmp;
2001
2002 for (tmp = op->inv; tmp != NULL; tmp = tmp->below) 1927 for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)
2003 if (tmp->type == type) 1928 if (tmp->type == type)
2004 return tmp; 1929 return tmp;
1930
2005 return NULL; 1931 return NULL;
2006} 1932}
2007 1933
2008/* 1934/*
2009 * present_in_ob (type, str, object) searches for any objects with 1935 * present_in_ob (type, str, object) searches for any objects with
… …
2017 * str is the string to match against. Note that we match against 1943 * str is the string to match against. Note that we match against
2018 * the object name, not the archetype name. this is so that the 1944 * the object name, not the archetype name. this is so that the
2019 * spell code can use one object type (force), but change it's name 1945 * spell code can use one object type (force), but change it's name
2020 * to be unique. 1946 * to be unique.
2021 */ 1947 */
2022
2023object * 1948object *
2024present_in_ob_by_name (int type, const char *str, const object *op) 1949present_in_ob_by_name (int type, const char *str, const object *op)
2025{ 1950{
2026 object *
2027 tmp;
2028
2029 for (tmp = op->inv; tmp != NULL; tmp = tmp->below) 1951 for (object *tmp = op->inv; tmp; tmp = tmp->below)
2030 {
2031 if ((type == -1 || tmp->type == type) && (!strcmp (str, tmp->name))) 1952 if ((type == -1 || tmp->type == type) && (!strcmp (str, tmp->name)))
2032 return tmp; 1953 return tmp;
2033 } 1954
2034 return NULL; 1955 return 0;
2035} 1956}
2036 1957
2037/* 1958/*
2038 * present_arch_in_ob(archetype, object) searches for any objects with 1959 * present_arch_in_ob(archetype, object) searches for any objects with
2039 * a matching archetype in the inventory of the given object. 1960 * a matching archetype in the inventory of the given object.
2040 * The first matching object is returned, or NULL if none. 1961 * The first matching object is returned, or NULL if none.
2041 */ 1962 */
2042
2043object * 1963object *
2044present_arch_in_ob (const archetype *at, const object *op) 1964present_arch_in_ob (const archetype *at, const object *op)
2045{ 1965{
2046 object *
2047 tmp;
2048
2049 for (tmp = op->inv; tmp != NULL; tmp = tmp->below) 1966 for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)
2050 if (tmp->arch == at) 1967 if (tmp->arch == at)
2051 return tmp; 1968 return tmp;
1969
2052 return NULL; 1970 return NULL;
2053} 1971}
2054 1972
2055/* 1973/*
2056 * activate recursively a flag on an object inventory 1974 * activate recursively a flag on an object inventory
2057 */ 1975 */
2058void 1976void
2059flag_inv (object *op, int flag) 1977flag_inv (object *op, int flag)
2060{ 1978{
2061 object *
2062 tmp;
2063
2064 if (op->inv) 1979 if (op->inv)
2065 for (tmp = op->inv; tmp != NULL; tmp = tmp->below) 1980 for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)
2066 { 1981 {
2067 SET_FLAG (tmp, flag); 1982 SET_FLAG (tmp, flag);
2068 flag_inv (tmp, flag); 1983 flag_inv (tmp, flag);
2069 } 1984 }
2070} /* 1985}
1986
1987/*
2071 * desactivate recursively a flag on an object inventory 1988 * deactivate recursively a flag on an object inventory
2072 */ 1989 */
2073void 1990void
2074unflag_inv (object *op, int flag) 1991unflag_inv (object *op, int flag)
2075{ 1992{
2076 object *
2077 tmp;
2078
2079 if (op->inv) 1993 if (op->inv)
2080 for (tmp = op->inv; tmp != NULL; tmp = tmp->below) 1994 for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)
2081 { 1995 {
2082 CLEAR_FLAG (tmp, flag); 1996 CLEAR_FLAG (tmp, flag);
2083 unflag_inv (tmp, flag); 1997 unflag_inv (tmp, flag);
2084 } 1998 }
2085}
2086
2087/*
2088 * set_cheat(object) sets the cheat flag (WAS_WIZ) in the object and in
2089 * all it's inventory (recursively).
2090 * If checksums are used, a player will get set_cheat called for
2091 * him/her-self and all object carried by a call to this function.
2092 */
2093
2094void
2095set_cheat (object *op)
2096{
2097 SET_FLAG (op, FLAG_WAS_WIZ);
2098 flag_inv (op, FLAG_WAS_WIZ);
2099} 1999}
2100 2000
2101/* 2001/*
2102 * find_free_spot(object, map, x, y, start, stop) will search for 2002 * find_free_spot(object, map, x, y, start, stop) will search for
2103 * a spot at the given map and coordinates which will be able to contain 2003 * a spot at the given map and coordinates which will be able to contain
… …
2117 * because arch_blocked (now ob_blocked) needs to know the movement type 2017 * because arch_blocked (now ob_blocked) needs to know the movement type
2118 * to know if the space in question will block the object. We can't use 2018 * to know if the space in question will block the object. We can't use
2119 * the archetype because that isn't correct if the monster has been 2019 * the archetype because that isn't correct if the monster has been
2120 * customized, changed states, etc. 2020 * customized, changed states, etc.
2121 */ 2021 */
2122
2123int 2022int
2124find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop) 2023find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
2125{ 2024{
2126 int
2127 i,
2128 index = 0, flag; 2025 int index = 0, flag;
2129 static int
2130 altern[SIZEOFFREE]; 2026 int altern[SIZEOFFREE];
2131 2027
2132 for (i = start; i < stop; i++) 2028 for (int i = start; i < stop; i++)
2133 { 2029 {
2134 flag = ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]); 2030 flag = ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]);
2135 if (!flag) 2031 if (!flag)
2136 altern[index++] = i; 2032 altern [index++] = i;
2137 2033
2138 /* Basically, if we find a wall on a space, we cut down the search size. 2034 /* Basically, if we find a wall on a space, we cut down the search size.
2139 * In this way, we won't return spaces that are on another side of a wall. 2035 * In this way, we won't return spaces that are on another side of a wall.
2140 * This mostly work, but it cuts down the search size in all directions - 2036 * This mostly work, but it cuts down the search size in all directions -
2141 * if the space being examined only has a wall to the north and empty 2037 * if the space being examined only has a wall to the north and empty
2142 * spaces in all the other directions, this will reduce the search space 2038 * spaces in all the other directions, this will reduce the search space
2143 * to only the spaces immediately surrounding the target area, and 2039 * to only the spaces immediately surrounding the target area, and
2144 * won't look 2 spaces south of the target space. 2040 * won't look 2 spaces south of the target space.
2145 */ 2041 */
2146 else if ((flag & AB_NO_PASS) && maxfree[i] < stop) 2042 else if ((flag & P_NO_PASS) && maxfree[i] < stop)
2147 stop = maxfree[i]; 2043 stop = maxfree[i];
2148 } 2044 }
2045
2149 if (!index) 2046 if (!index)
2150 return -1; 2047 return -1;
2048
2151 return altern[RANDOM () % index]; 2049 return altern [rndm (index)];
2152} 2050}
2153 2051
2154/* 2052/*
2155 * find_first_free_spot(archetype, maptile, x, y) works like 2053 * find_first_free_spot(archetype, maptile, x, y) works like
2156 * find_free_spot(), but it will search max number of squares. 2054 * find_free_spot(), but it will search max number of squares.
2157 * But it will return the first available spot, not a random choice. 2055 * But it will return the first available spot, not a random choice.
2158 * Changed 0.93.2: Have it return -1 if there is no free spot available. 2056 * Changed 0.93.2: Have it return -1 if there is no free spot available.
2159 */ 2057 */
2160
2161int 2058int
2162find_first_free_spot (const object *ob, maptile *m, int x, int y) 2059find_first_free_spot (const object *ob, maptile *m, int x, int y)
2163{ 2060{
2164 int
2165 i;
2166
2167 for (i = 0; i < SIZEOFFREE; i++) 2061 for (int i = 0; i < SIZEOFFREE; i++)
2168 {
2169 if (!ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i])) 2062 if (!ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]))
2170 return i; 2063 return i;
2171 } 2064
2172 return -1; 2065 return -1;
2173} 2066}
2174 2067
2175/* 2068/*
2176 * The function permute(arr, begin, end) randomly reorders the array 2069 * The function permute(arr, begin, end) randomly reorders the array
2177 * arr[begin..end-1]. 2070 * arr[begin..end-1].
2071 * now uses a fisher-yates shuffle, old permute was broken
2178 */ 2072 */
2179static void 2073static void
2180permute (int *arr, int begin, int end) 2074permute (int *arr, int begin, int end)
2181{ 2075{
2182 int 2076 arr += begin;
2183 i,
2184 j,
2185 tmp,
2186 len;
2187
2188 len = end - begin; 2077 end -= begin;
2189 for (i = begin; i < end; i++)
2190 {
2191 j = begin + RANDOM () % len;
2192 2078
2193 tmp = arr[i]; 2079 while (--end)
2194 arr[i] = arr[j]; 2080 swap (arr [end], arr [rndm (end + 1)]);
2195 arr[j] = tmp;
2196 }
2197} 2081}
2198 2082
2199/* new function to make monster searching more efficient, and effective! 2083/* new function to make monster searching more efficient, and effective!
2200 * This basically returns a randomized array (in the passed pointer) of 2084 * This basically returns a randomized array (in the passed pointer) of
2201 * the spaces to find monsters. In this way, it won't always look for 2085 * the spaces to find monsters. In this way, it won't always look for
… …
2204 * the 3x3 area will be searched, just not in a predictable order. 2088 * the 3x3 area will be searched, just not in a predictable order.
2205 */ 2089 */
2206void 2090void
2207get_search_arr (int *search_arr) 2091get_search_arr (int *search_arr)
2208{ 2092{
2209 int 2093 int i;
2210 i;
2211 2094
2212 for (i = 0; i < SIZEOFFREE; i++) 2095 for (i = 0; i < SIZEOFFREE; i++)
2213 {
2214 search_arr[i] = i; 2096 search_arr[i] = i;
2215 }
2216 2097
2217 permute (search_arr, 1, SIZEOFFREE1 + 1); 2098 permute (search_arr, 1, SIZEOFFREE1 + 1);
2218 permute (search_arr, SIZEOFFREE1 + 1, SIZEOFFREE2 + 1); 2099 permute (search_arr, SIZEOFFREE1 + 1, SIZEOFFREE2 + 1);
2219 permute (search_arr, SIZEOFFREE2 + 1, SIZEOFFREE); 2100 permute (search_arr, SIZEOFFREE2 + 1, SIZEOFFREE);
2220} 2101}
… …
2229 * Perhaps incorrectly, but I'm making the assumption that exclude 2110 * Perhaps incorrectly, but I'm making the assumption that exclude
2230 * is actually want is going to try and move there. We need this info 2111 * is actually want is going to try and move there. We need this info
2231 * because we have to know what movement the thing looking to move 2112 * because we have to know what movement the thing looking to move
2232 * there is capable of. 2113 * there is capable of.
2233 */ 2114 */
2234
2235int 2115int
2236find_dir (maptile *m, int x, int y, object *exclude) 2116find_dir (maptile *m, int x, int y, object *exclude)
2237{ 2117{
2238 int
2239 i,
2240 max = SIZEOFFREE, mflags; 2118 int i, max = SIZEOFFREE, mflags;
2241 2119
2242 sint16 nx, ny; 2120 sint16 nx, ny;
2243 object * 2121 object *tmp;
2244 tmp;
2245 maptile * 2122 maptile *mp;
2246 mp;
2247 2123
2248 MoveType blocked, move_type; 2124 MoveType blocked, move_type;
2249 2125
2250 if (exclude && exclude->head) 2126 if (exclude && exclude->head_ () != exclude)
2251 { 2127 {
2252 exclude = exclude->head; 2128 exclude = exclude->head;
2253 move_type = exclude->move_type; 2129 move_type = exclude->move_type;
2254 } 2130 }
2255 else 2131 else
… …
2263 mp = m; 2139 mp = m;
2264 nx = x + freearr_x[i]; 2140 nx = x + freearr_x[i];
2265 ny = y + freearr_y[i]; 2141 ny = y + freearr_y[i];
2266 2142
2267 mflags = get_map_flags (m, &mp, nx, ny, &nx, &ny); 2143 mflags = get_map_flags (m, &mp, nx, ny, &nx, &ny);
2144
2268 if (mflags & P_OUT_OF_MAP) 2145 if (mflags & P_OUT_OF_MAP)
2269 {
2270 max = maxfree[i]; 2146 max = maxfree[i];
2271 }
2272 else 2147 else
2273 { 2148 {
2274 blocked = GET_MAP_MOVE_BLOCK (mp, nx, ny); 2149 mapspace &ms = mp->at (nx, ny);
2150
2151 blocked = ms.move_block;
2275 2152
2276 if ((move_type & blocked) == move_type) 2153 if ((move_type & blocked) == move_type)
2277 {
2278 max = maxfree[i]; 2154 max = maxfree[i];
2279 }
2280 else if (mflags & P_IS_ALIVE) 2155 else if (mflags & P_IS_ALIVE)
2281 { 2156 {
2282 for (tmp = GET_MAP_OB (mp, nx, ny); tmp != NULL; tmp = tmp->above) 2157 for (tmp = ms.bot; tmp; tmp = tmp->above)
2283 { 2158 if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)
2284 if ((QUERY_FLAG (tmp, FLAG_MONSTER) || tmp->type == PLAYER) && (tmp != exclude || (tmp->head && tmp->head != exclude))) 2159 && (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))
2285 {
2286 break; 2160 break;
2287 } 2161
2288 }
2289 if (tmp) 2162 if (tmp)
2290 {
2291 return freedir[i]; 2163 return freedir[i];
2292 }
2293 } 2164 }
2294 } 2165 }
2295 } 2166 }
2167
2296 return 0; 2168 return 0;
2297} 2169}
2298 2170
2299/* 2171/*
2300 * distance(object 1, object 2) will return the square of the 2172 * distance(object 1, object 2) will return the square of the
2301 * distance between the two given objects. 2173 * distance between the two given objects.
2302 */ 2174 */
2303
2304int 2175int
2305distance (const object *ob1, const object *ob2) 2176distance (const object *ob1, const object *ob2)
2306{ 2177{
2307 int
2308 i;
2309
2310 i = (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y); 2178 return (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);
2311 return i;
2312} 2179}
2313 2180
2314/* 2181/*
2315 * find_dir_2(delta-x,delta-y) will return a direction in which 2182 * find_dir_2(delta-x,delta-y) will return a direction in which
2316 * an object which has subtracted the x and y coordinates of another 2183 * an object which has subtracted the x and y coordinates of another
2317 * object, needs to travel toward it. 2184 * object, needs to travel toward it.
2318 */ 2185 */
2319
2320int 2186int
2321find_dir_2 (int x, int y) 2187find_dir_2 (int x, int y)
2322{ 2188{
2323 int 2189 int q;
2324 q;
2325 2190
2326 if (y) 2191 if (y)
2327 q = x * 100 / y; 2192 q = x * 100 / y;
2328 else if (x) 2193 else if (x)
2329 q = -300 * x; 2194 q = -300 * x;
… …
2354 2219
2355 return 3; 2220 return 3;
2356} 2221}
2357 2222
2358/* 2223/*
2359 * absdir(int): Returns a number between 1 and 8, which represent
2360 * the "absolute" direction of a number (it actually takes care of
2361 * "overflow" in previous calculations of a direction).
2362 */
2363
2364int
2365absdir (int d)
2366{
2367 while (d < 1)
2368 d += 8;
2369 while (d > 8)
2370 d -= 8;
2371 return d;
2372}
2373
2374/*
2375 * dirdiff(dir1, dir2) returns how many 45-degrees differences there is 2224 * dirdiff(dir1, dir2) returns how many 45-degrees differences there is
2376 * between two directions (which are expected to be absolute (see absdir()) 2225 * between two directions (which are expected to be absolute (see absdir())
2377 */ 2226 */
2378
2379int 2227int
2380dirdiff (int dir1, int dir2) 2228dirdiff (int dir1, int dir2)
2381{ 2229{
2382 int 2230 int d;
2383 d;
2384 2231
2385 d = abs (dir1 - dir2); 2232 d = abs (dir1 - dir2);
2386 if (d > 4) 2233 if (d > 4)
2387 d = 8 - d; 2234 d = 8 - d;
2235
2388 return d; 2236 return d;
2389} 2237}
2390 2238
2391/* peterm: 2239/* peterm:
2392 * do LOS stuff for ball lightning. Go after the closest VISIBLE monster. 2240 * do LOS stuff for ball lightning. Go after the closest VISIBLE monster.
… …
2395 * This basically means that if direction is 15, then it could either go 2243 * This basically means that if direction is 15, then it could either go
2396 * direction 4, 14, or 16 to get back to where we are. 2244 * direction 4, 14, or 16 to get back to where we are.
2397 * Moved from spell_util.c to object.c with the other related direction 2245 * Moved from spell_util.c to object.c with the other related direction
2398 * functions. 2246 * functions.
2399 */ 2247 */
2400
2401int
2402 reduction_dir[SIZEOFFREE][3] = { 2248int reduction_dir[SIZEOFFREE][3] = {
2403 {0, 0, 0}, /* 0 */ 2249 {0, 0, 0}, /* 0 */
2404 {0, 0, 0}, /* 1 */ 2250 {0, 0, 0}, /* 1 */
2405 {0, 0, 0}, /* 2 */ 2251 {0, 0, 0}, /* 2 */
2406 {0, 0, 0}, /* 3 */ 2252 {0, 0, 0}, /* 3 */
2407 {0, 0, 0}, /* 4 */ 2253 {0, 0, 0}, /* 4 */
… …
2455 * find a path to that monster that we found. If not, 2301 * find a path to that monster that we found. If not,
2456 * we don't bother going toward it. Returns 1 if we 2302 * we don't bother going toward it. Returns 1 if we
2457 * can see a direct way to get it 2303 * can see a direct way to get it
2458 * Modified to be map tile aware -.MSW 2304 * Modified to be map tile aware -.MSW
2459 */ 2305 */
2460
2461
2462int 2306int
2463can_see_monsterP (maptile *m, int x, int y, int dir) 2307can_see_monsterP (maptile *m, int x, int y, int dir)
2464{ 2308{
2465 sint16 dx, dy; 2309 sint16 dx, dy;
2466 int
2467 mflags; 2310 int mflags;
2468 2311
2469 if (dir < 0) 2312 if (dir < 0)
2470 return 0; /* exit condition: invalid direction */ 2313 return 0; /* exit condition: invalid direction */
2471 2314
2472 dx = x + freearr_x[dir]; 2315 dx = x + freearr_x[dir];
… …
2485 return 0; 2328 return 0;
2486 2329
2487 /* yes, can see. */ 2330 /* yes, can see. */
2488 if (dir < 9) 2331 if (dir < 9)
2489 return 1; 2332 return 1;
2333
2490 return can_see_monsterP (m, x, y, reduction_dir[dir][0]) | 2334 return can_see_monsterP (m, x, y, reduction_dir[dir][0])
2491 can_see_monsterP (m, x, y, reduction_dir[dir][1]) | can_see_monsterP (m, x, y, reduction_dir[dir][2]); 2335 | can_see_monsterP (m, x, y, reduction_dir[dir][1])
2336 | can_see_monsterP (m, x, y, reduction_dir[dir][2]);
2492} 2337}
2493
2494
2495 2338
2496/* 2339/*
2497 * can_pick(picker, item): finds out if an object is possible to be 2340 * can_pick(picker, item): finds out if an object is possible to be
2498 * picked up by the picker. Returnes 1 if it can be 2341 * picked up by the picker. Returnes 1 if it can be
2499 * picked up, otherwise 0. 2342 * picked up, otherwise 0.
… …
2501 * Cf 0.91.3 - don't let WIZ's pick up anything - will likely cause 2344 * Cf 0.91.3 - don't let WIZ's pick up anything - will likely cause
2502 * core dumps if they do. 2345 * core dumps if they do.
2503 * 2346 *
2504 * Add a check so we can't pick up invisible objects (0.93.8) 2347 * Add a check so we can't pick up invisible objects (0.93.8)
2505 */ 2348 */
2506
2507int 2349int
2508can_pick (const object *who, const object *item) 2350can_pick (const object *who, const object *item)
2509{ 2351{
2510 return /*QUERY_FLAG(who,FLAG_WIZ)|| */ 2352 return /*QUERY_FLAG(who,FLAG_WIZ)|| */
2511 (item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) && 2353 (item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&
2512 !QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->type == PLAYER || item->weight < who->weight / 3)); 2354 !QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->type == PLAYER || item->weight < who->weight / 3));
2513} 2355}
2514 2356
2515
2516/* 2357/*
2517 * create clone from object to another 2358 * create clone from object to another
2518 */ 2359 */
2519object * 2360object *
2520object_create_clone (object *asrc) 2361object_create_clone (object *asrc)
2521{ 2362{
2522 object *dst = 0, *tmp, *src, *part, *prev, *item; 2363 object *dst = 0, *tmp, *src, *prev, *item;
2523 2364
2524 if (!asrc) 2365 if (!asrc)
2525 return 0; 2366 return 0;
2526 2367
2527 src = asrc;
2528 if (src->head)
2529 src = src->head; 2368 src = asrc->head_ ();
2530 2369
2531 prev = 0; 2370 prev = 0;
2532 for (part = src; part; part = part->more) 2371 for (object *part = src; part; part = part->more)
2533 { 2372 {
2534 tmp = part->clone (); 2373 tmp = part->clone ();
2535 tmp->x -= src->x; 2374 tmp->x -= src->x;
2536 tmp->y -= src->y; 2375 tmp->y -= src->y;
2537 2376
… …
2539 { 2378 {
2540 dst = tmp; 2379 dst = tmp;
2541 tmp->head = 0; 2380 tmp->head = 0;
2542 } 2381 }
2543 else 2382 else
2544 {
2545 tmp->head = dst; 2383 tmp->head = dst;
2546 }
2547 2384
2548 tmp->more = 0; 2385 tmp->more = 0;
2549 2386
2550 if (prev) 2387 if (prev)
2551 prev->more = tmp; 2388 prev->more = tmp;
… …
2555 2392
2556 for (item = src->inv; item; item = item->below) 2393 for (item = src->inv; item; item = item->below)
2557 insert_ob_in_ob (object_create_clone (item), dst); 2394 insert_ob_in_ob (object_create_clone (item), dst);
2558 2395
2559 return dst; 2396 return dst;
2560}
2561
2562/* GROS - Creates an object using a string representing its content. */
2563/* Basically, we save the content of the string to a temp file, then call */
2564/* load_object on it. I admit it is a highly inefficient way to make things, */
2565/* but it was simple to make and allows reusing the load_object function. */
2566/* Remember not to use load_object_str in a time-critical situation. */
2567/* Also remember that multiparts objects are not supported for now. */
2568
2569object *
2570load_object_str (const char *obstr)
2571{
2572 object *op;
2573 char filename[MAX_BUF];
2574
2575 sprintf (filename, "%s/cfloadobstr2044", settings.tmpdir);
2576
2577 FILE *tempfile = fopen (filename, "w");
2578
2579 if (tempfile == NULL)
2580 {
2581 LOG (llevError, "Error - Unable to access load object temp file\n");
2582 return NULL;
2583 }
2584
2585 fprintf (tempfile, obstr);
2586 fclose (tempfile);
2587
2588 op = object::create ();
2589
2590 object_thawer thawer (filename);
2591
2592 if (thawer)
2593 load_object (thawer, op, 0);
2594
2595 LOG (llevDebug, " load str completed, object=%s\n", &op->name);
2596 CLEAR_FLAG (op, FLAG_REMOVED);
2597
2598 return op;
2599} 2397}
2600 2398
2601/* This returns the first object in who's inventory that 2399/* This returns the first object in who's inventory that
2602 * has the same type and subtype match. 2400 * has the same type and subtype match.
2603 * returns NULL if no match. 2401 * returns NULL if no match.
2604 */ 2402 */
2605object * 2403object *
2606find_obj_by_type_subtype (const object *who, int type, int subtype) 2404find_obj_by_type_subtype (const object *who, int type, int subtype)
2607{ 2405{
2608 object *tmp;
2609
2610 for (tmp = who->inv; tmp; tmp = tmp->below) 2406 for (object *tmp = who->inv; tmp; tmp = tmp->below)
2611 if (tmp->type == type && tmp->subtype == subtype) 2407 if (tmp->type == type && tmp->subtype == subtype)
2612 return tmp; 2408 return tmp;
2613 2409
2614 return NULL; 2410 return 0;
2615} 2411}
2616 2412
2617/* If ob has a field named key, return the link from the list, 2413/* If ob has a field named key, return the link from the list,
2618 * otherwise return NULL. 2414 * otherwise return NULL.
2619 * 2415 *
… …
2621 * do the desired thing. 2417 * do the desired thing.
2622 */ 2418 */
2623key_value * 2419key_value *
2624get_ob_key_link (const object *ob, const char *key) 2420get_ob_key_link (const object *ob, const char *key)
2625{ 2421{
2626 key_value *link;
2627
2628 for (link = ob->key_values; link != NULL; link = link->next) 2422 for (key_value *link = ob->key_values; link; link = link->next)
2629 if (link->key == key) 2423 if (link->key == key)
2630 return link; 2424 return link;
2631 2425
2632 return NULL; 2426 return 0;
2633} 2427}
2634 2428
2635/* 2429/*
2636 * Returns the value of op has an extra_field for key, or NULL. 2430 * Returns the value of op has an extra_field for key, or NULL.
2637 * 2431 *
… …
2662 if (link->key == canonical_key) 2456 if (link->key == canonical_key)
2663 return link->value; 2457 return link->value;
2664 2458
2665 return 0; 2459 return 0;
2666} 2460}
2667
2668 2461
2669/* 2462/*
2670 * Updates the canonical_key in op to value. 2463 * Updates the canonical_key in op to value.
2671 * 2464 *
2672 * canonical_key is a shared string (value doesn't have to be). 2465 * canonical_key is a shared string (value doesn't have to be).
… …
2677 * Returns TRUE on success. 2470 * Returns TRUE on success.
2678 */ 2471 */
2679int 2472int
2680set_ob_key_value_s (object *op, const shstr & canonical_key, const char *value, int add_key) 2473set_ob_key_value_s (object *op, const shstr & canonical_key, const char *value, int add_key)
2681{ 2474{
2682 key_value *
2683 field = NULL, *last = NULL; 2475 key_value *field = NULL, *last = NULL;
2684 2476
2685 for (field = op->key_values; field != NULL; field = field->next) 2477 for (field = op->key_values; field != NULL; field = field->next)
2686 { 2478 {
2687 if (field->key != canonical_key) 2479 if (field->key != canonical_key)
2688 { 2480 {
… …
2697 /* Basically, if the archetype has this key set, 2489 /* Basically, if the archetype has this key set,
2698 * we need to store the null value so when we save 2490 * we need to store the null value so when we save
2699 * it, we save the empty value so that when we load, 2491 * it, we save the empty value so that when we load,
2700 * we get this value back again. 2492 * we get this value back again.
2701 */ 2493 */
2702 if (get_ob_key_link (&op->arch->clone, canonical_key)) 2494 if (get_ob_key_link (op->arch, canonical_key))
2703 field->value = 0; 2495 field->value = 0;
2704 else 2496 else
2705 { 2497 {
2706 if (last) 2498 if (last)
2707 last->next = field->next; 2499 last->next = field->next;
… …
2716 /* IF we get here, key doesn't exist */ 2508 /* IF we get here, key doesn't exist */
2717 2509
2718 /* No field, we'll have to add it. */ 2510 /* No field, we'll have to add it. */
2719 2511
2720 if (!add_key) 2512 if (!add_key)
2721 {
2722 return FALSE; 2513 return FALSE;
2723 } 2514
2724 /* There isn't any good reason to store a null 2515 /* There isn't any good reason to store a null
2725 * value in the key/value list. If the archetype has 2516 * value in the key/value list. If the archetype has
2726 * this key, then we should also have it, so shouldn't 2517 * this key, then we should also have it, so shouldn't
2727 * be here. If user wants to store empty strings, 2518 * be here. If user wants to store empty strings,
2728 * should pass in "" 2519 * should pass in ""
… …
2777 } 2568 }
2778 else 2569 else
2779 item = item->env; 2570 item = item->env;
2780} 2571}
2781 2572
2573const char *
2574object::flag_desc (char *desc, int len) const
2575{
2576 char *p = desc;
2577 bool first = true;
2578
2579 *p = 0;
2580
2581 for (int i = 0; i < NUM_FLAGS; i++)
2582 {
2583 if (len <= 10) // magic constant!
2584 {
2585 snprintf (p, len, ",...");
2586 break;
2587 }
2588
2589 if (flag [i])
2590 {
2591 int cnt = snprintf (p, len, "%s%d", first ? "" : ",", i);
2592 len -= cnt;
2593 p += cnt;
2594 first = false;
2595 }
2596 }
2597
2598 return desc;
2599}
2600
2782// return a suitable string describing an objetc in enough detail to find it 2601// return a suitable string describing an object in enough detail to find it
2783const char * 2602const char *
2784object::debug_desc (char *info) const 2603object::debug_desc (char *info) const
2785{ 2604{
2605 char flagdesc[512];
2786 char info2[256 * 3]; 2606 char info2[256 * 4];
2787 char *p = info; 2607 char *p = info;
2788 2608
2789 p += snprintf (p, 256, "%d=\"%s%s%s\"", 2609 p += snprintf (p, 512, "{cnt:%d,uuid:<1.%" PRIx64 ">,name:\"%s\"%s%s,flags:[%s],type:%d}",
2790 count, 2610 count, uuid.seq,
2791 &name, 2611 &name,
2792 title ? " " : "", 2612 title ? "\",title:\"" : "",
2793 title ? (const char *)title : ""); 2613 title ? (const char *)title : "",
2614 flag_desc (flagdesc, 512), type);
2794 2615
2795 if (env) 2616 if (env)
2796 p += snprintf (p, 256, "(in %s)", env->debug_desc (info2)); 2617 p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2797 2618
2798 if (map) 2619 if (map)
2799 p += snprintf (p, 256, "(on %s@%d+%d)", map->path, x, y); 2620 p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);
2800 2621
2801 return info; 2622 return info;
2802} 2623}
2803 2624
2804const char * 2625const char *
2805object::debug_desc () const 2626object::debug_desc () const
2806{ 2627{
2807 static char info[256 * 3]; 2628 static char info[3][256 * 4];
2629 static int info_idx;
2630
2808 return debug_desc (info); 2631 return debug_desc (info [++info_idx % 3]);
2809} 2632}
2810 2633
2634struct region *
2635object::region () const
2636{
2637 return map ? map->region (x, y)
2638 : region::default_region ();
2639}
2640
2641const materialtype_t *
2642object::dominant_material () const
2643{
2644 if (materialtype_t *mt = name_to_material (materialname))
2645 return mt;
2646
2647 return name_to_material (shstr_unknown);
2648}
2649
2650void
2651object::open_container (object *new_container)
2652{
2653 if (container == new_container)
2654 return;
2655
2656 if (object *old_container = container)
2657 {
2658 if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))
2659 return;
2660
2661#if 0
2662 // remove the "Close old_container" object.
2663 if (object *closer = old_container->inv)
2664 if (closer->type == CLOSE_CON)
2665 closer->destroy ();
2666#endif
2667
2668 old_container->flag [FLAG_APPLIED] = 0;
2669 container = 0;
2670
2671 esrv_update_item (UPD_FLAGS, this, old_container);
2672 new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));
2673 play_sound (sound_find ("chest_close"));
2674 }
2675
2676 if (new_container)
2677 {
2678 if (INVOKE_OBJECT (OPEN, new_container, ARG_OBJECT (this)))
2679 return;
2680
2681 // TODO: this does not seem to serve any purpose anymore?
2682#if 0
2683 // insert the "Close Container" object.
2684 if (archetype *closer = new_container->other_arch)
2685 {
2686 object *closer = arch_to_object (new_container->other_arch);
2687 closer->flag [FLAG_NO_MAP_SAVE] = 1;
2688 new_container->insert (closer);
2689 }
2690#endif
2691
2692 new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));
2693
2694 new_container->flag [FLAG_APPLIED] = 1;
2695 container = new_container;
2696
2697 esrv_update_item (UPD_FLAGS, this, new_container);
2698 esrv_send_inventory (this, new_container);
2699 play_sound (sound_find ("chest_open"));
2700 }
2701}
2702
2703object *
2704object::force_find (const shstr name)
2705{
2706 /* cycle through his inventory to look for the MARK we want to
2707 * place
2708 */
2709 for (object *tmp = inv; tmp; tmp = tmp->below)
2710 if (tmp->type == FORCE && tmp->slaying == name)
2711 return splay (tmp);
2712
2713 return 0;
2714}
2715
2716void
2717object::force_add (const shstr name, int duration)
2718{
2719 if (object *force = force_find (name))
2720 force->destroy ();
2721
2722 object *force = get_archetype (FORCE_NAME);
2723
2724 force->slaying = name;
2725 force->stats.food = 1;
2726 force->speed_left = -1.f;
2727
2728 force->set_speed (duration ? 1.f / duration : 0.f);
2729 force->flag [FLAG_IS_USED_UP] = true;
2730 force->flag [FLAG_APPLIED] = true;
2731
2732 insert (force);
2733}
2734

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