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

Comparing deliantra/server/common/object.C (file contents):
Revision 1.74 by root, Wed Dec 20 09:14:21 2006 UTC vs.
Revision 1.122 by root, Wed Jan 24 22:42:48 2007 UTC

1/* 1/*
2 CrossFire, A Multiplayer game for X-windows 2 * CrossFire, A Multiplayer game for X-windows
3 3 *
4 * Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team
4 Copyright (C) 2001 Mark Wedel & Crossfire Development Team 5 * Copyright (C) 2001 Mark Wedel & Crossfire Development Team
5 Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (C) 1992 Frank Tore Johansen
6 7 *
7 This program is free software; you can redistribute it and/or modify 8 * This program 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 2 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, write to the Free Software
19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 21 *
21 The authors can be reached via e-mail at <crossfire@schmorp.de> 22 * The authors can be reached via e-mail at <crossfire@schmorp.de>
22*/ 23 */
23 24
24/* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects. 25/* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects.
25 sub/add_weight will transcend the environment updating the carrying 26 sub/add_weight will transcend the environment updating the carrying
26 variable. */ 27 variable. */
27#include <global.h> 28#include <global.h>
36 37
37int nrofallocobjects = 0; 38int nrofallocobjects = 0;
38static UUID uuid; 39static UUID uuid;
39const uint64 UUID_SKIP = 1<<19; 40const uint64 UUID_SKIP = 1<<19;
40 41
41object *active_objects; /* List of active objects that need to be processed */ 42objectvec objects;
43activevec actives;
42 44
43short freearr_x[SIZEOFFREE] = { 0, 0, 1, 1, 1, 0, -1, -1, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1, 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,
44 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1 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
45}; 47};
46short 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,
141 * 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
142 * different structure or at least keep the lists sorted... 144 * different structure or at least keep the lists sorted...
143 */ 145 */
144 146
145 /* For each field in wants, */ 147 /* For each field in wants, */
146 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)
147 { 149 {
148 key_value *has_field; 150 key_value *has_field;
149 151
150 /* Look for a field in has with the same key. */ 152 /* Look for a field in has with the same key. */
151 has_field = get_ob_key_link (has, wants_field->key); 153 has_field = get_ob_key_link (has, wants_field->key);
190 * Check nrof variable *before* calling can_merge() 192 * Check nrof variable *before* calling can_merge()
191 * 193 *
192 * Improvements made with merge: Better checking on potion, and also 194 * Improvements made with merge: Better checking on potion, and also
193 * check weight 195 * check weight
194 */ 196 */
195
196bool object::can_merge_slow (object *ob1, object *ob2) 197bool object::can_merge_slow (object *ob1, object *ob2)
197{ 198{
198 /* A couple quicksanity checks */ 199 /* A couple quicksanity checks */
199 if (ob1 == ob2 200 if (ob1 == ob2
200 || ob1->type != ob2->type 201 || ob1->type != ob2->type
221 SET_FLAG (ob1, FLAG_BEEN_APPLIED); 222 SET_FLAG (ob1, FLAG_BEEN_APPLIED);
222 223
223 if (QUERY_FLAG (ob2, FLAG_IDENTIFIED)) 224 if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))
224 SET_FLAG (ob2, FLAG_BEEN_APPLIED); 225 SET_FLAG (ob2, FLAG_BEEN_APPLIED);
225 226
226 if ((ob1->flags ^ ob2->flags).reset (FLAG_INV_LOCKED).reset (FLAG_CLIENT_SENT).any () 227 if ((ob1->flag ^ ob2->flag).reset (FLAG_INV_LOCKED).reset (FLAG_CLIENT_SENT).any ()
227 || ob1->arch != ob2->arch 228 || ob1->arch != ob2->arch
228 || ob1->name != ob2->name 229 || ob1->name != ob2->name
229 || ob1->title != ob2->title 230 || ob1->title != ob2->title
230 || ob1->msg != ob2->msg 231 || ob1->msg != ob2->msg
231 || ob1->weight != ob2->weight 232 || ob1->weight != ob2->weight
277 278
278 /* 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
279 * 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
280 * check? 281 * check?
281 */ 282 */
282 if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && FABS ((ob1)->speed) > MIN_ACTIVE_SPEED) 283 if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && ob1->has_active_speed ())
283 return 0; 284 return 0;
284 285
285 switch (ob1->type) 286 switch (ob1->type)
286 { 287 {
287 case SCROLL: 288 case SCROLL:
364{ 365{
365 if (!op) 366 if (!op)
366 return strdup ("[NULLOBJ]"); 367 return strdup ("[NULLOBJ]");
367 368
368 object_freezer freezer; 369 object_freezer freezer;
369 save_object (freezer, op, 3); 370 save_object (freezer, op, 1);
370 return freezer.as_string (); 371 return freezer.as_string ();
371} 372}
372 373
373/* 374/*
374 * 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
391} 392}
392 393
393/* 394/*
394 * 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.
395 */ 396 */
396
397object * 397object *
398find_object (tag_t i) 398find_object (tag_t i)
399{ 399{
400 for (object *op = object::first; op; op = op->next) 400 for_all_objects (op)
401 if (op->count == i) 401 if (op->count == i)
402 return op; 402 return op;
403 403
404 return 0; 404 return 0;
405} 405}
406 406
407/* 407/*
408 * 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.
409 * Used only by the patch command, but not all that useful. 409 * Used only by the patch command, but not all that useful.
410 * Enables features like "patch <name-of-other-player> food 999" 410 * Enables features like "patch <name-of-other-player> food 999"
411 */ 411 */
412
413object * 412object *
414find_object_name (const char *str) 413find_object_name (const char *str)
415{ 414{
416 shstr_cmp str_ (str); 415 shstr_cmp str_ (str);
417 object *op; 416 object *op;
418 417
419 for (op = object::first; op != NULL; op = op->next) 418 for_all_objects (op)
420 if (op->name == str_) 419 if (op->name == str_)
421 break; 420 break;
422 421
423 return op; 422 return op;
424} 423}
467 } 466 }
468 467
469 op->key_values = 0; 468 op->key_values = 0;
470} 469}
471 470
472void object::clear ()
473{
474 attachable_base::clear ();
475
476 free_key_values (this);
477
478 owner = 0;
479 name = 0;
480 name_pl = 0;
481 title = 0;
482 race = 0;
483 slaying = 0;
484 skill = 0;
485 msg = 0;
486 lore = 0;
487 custom_name = 0;
488 materialname = 0;
489 contr = 0;
490 below = 0;
491 above = 0;
492 inv = 0;
493 container = 0;
494 env = 0;
495 more = 0;
496 head = 0;
497 map = 0;
498 active_next = 0;
499 active_prev = 0;
500
501 memset (static_cast<object_pod *>(this), 0, sizeof (object_pod));
502
503 SET_FLAG (this, FLAG_REMOVED);
504
505 /* What is not cleared is next, prev, and count */
506
507 expmul = 1.0;
508 face = blank_face;
509
510 if (settings.casting_time)
511 casting_time = -1;
512}
513
514/* 471/*
515 * copy_to first frees everything allocated by the dst object, 472 * copy_to first frees everything allocated by the dst object,
516 * and then copies the contents of itself into the second 473 * and then copies the contents of itself into the second
517 * object, allocating what needs to be allocated. Basically, any 474 * object, allocating what needs to be allocated. Basically, any
518 * data that is malloc'd needs to be re-malloc/copied. Otherwise, 475 * data that is malloc'd needs to be re-malloc/copied. Otherwise,
524{ 481{
525 bool is_freed = QUERY_FLAG (dst, FLAG_FREED); 482 bool is_freed = QUERY_FLAG (dst, FLAG_FREED);
526 bool is_removed = QUERY_FLAG (dst, FLAG_REMOVED); 483 bool is_removed = QUERY_FLAG (dst, FLAG_REMOVED);
527 484
528 *(object_copy *)dst = *this; 485 *(object_copy *)dst = *this;
529 *(object_pod *)dst = *this;
530
531 if (self || cb)
532 INVOKE_OBJECT (CLONE, this, ARG_OBJECT (dst));
533 486
534 if (is_freed) 487 if (is_freed)
535 SET_FLAG (dst, FLAG_FREED); 488 SET_FLAG (dst, FLAG_FREED);
536 489
537 if (is_removed) 490 if (is_removed)
538 SET_FLAG (dst, FLAG_REMOVED); 491 SET_FLAG (dst, FLAG_REMOVED);
539 492
540 if (speed < 0) 493 if (speed < 0)
541 dst->speed_left = speed_left - RANDOM () % 200 / 100.0; 494 dst->speed_left = speed_left - rndm ();
542 495
543 /* Copy over key_values, if any. */ 496 /* Copy over key_values, if any. */
544 if (key_values) 497 if (key_values)
545 { 498 {
546 key_value *tail = 0; 499 key_value *tail = 0;
568 tail = new_link; 521 tail = new_link;
569 } 522 }
570 } 523 }
571 } 524 }
572 525
573 update_ob_speed (dst); 526 dst->set_speed (dst->speed);
574} 527}
575 528
576object * 529object *
577object::clone () 530object::clone ()
578{ 531{
584/* 537/*
585 * If an object with the IS_TURNABLE() flag needs to be turned due 538 * If an object with the IS_TURNABLE() flag needs to be turned due
586 * to the closest player being on the other side, this function can 539 * to the closest player being on the other side, this function can
587 * be called to update the face variable, _and_ how it looks on the map. 540 * be called to update the face variable, _and_ how it looks on the map.
588 */ 541 */
589
590void 542void
591update_turn_face (object *op) 543update_turn_face (object *op)
592{ 544{
593 if (!QUERY_FLAG (op, FLAG_IS_TURNABLE) || op->arch == NULL) 545 if (!QUERY_FLAG (op, FLAG_IS_TURNABLE) || !op->arch)
594 return; 546 return;
547
595 SET_ANIMATION (op, op->direction); 548 SET_ANIMATION (op, op->direction);
596 update_object (op, UP_OBJ_FACE); 549 update_object (op, UP_OBJ_FACE);
597} 550}
598 551
599/* 552/*
600 * Updates the speed of an object. If the speed changes from 0 to another 553 * Updates the speed of an object. If the speed changes from 0 to another
601 * value, or vice versa, then add/remove the object from the active list. 554 * value, or vice versa, then add/remove the object from the active list.
602 * This function needs to be called whenever the speed of an object changes. 555 * This function needs to be called whenever the speed of an object changes.
603 */ 556 */
604void 557void
605update_ob_speed (object *op) 558object::set_speed (float speed)
606{ 559{
607 extern int arch_init; 560 if (flag [FLAG_FREED] && speed)
608
609 /* No reason putting the archetypes objects on the speed list,
610 * since they never really need to be updated.
611 */
612
613 if (QUERY_FLAG (op, FLAG_FREED) && op->speed)
614 { 561 {
615 LOG (llevError, "Object %s is freed but has speed.\n", &op->name); 562 LOG (llevError, "Object %s is freed but has speed.\n", &name);
616#ifdef MANY_CORES
617 abort ();
618#else
619 op->speed = 0; 563 speed = 0;
620#endif
621 }
622
623 if (arch_init)
624 return;
625
626 if (FABS (op->speed) > MIN_ACTIVE_SPEED)
627 { 564 }
628 /* If already on active list, don't do anything */
629 if (op->active_next || op->active_prev || op == active_objects)
630 return;
631 565
632 /* process_events() expects us to insert the object at the beginning 566 this->speed = speed;
633 * of the list. */
634 op->active_next = active_objects;
635 567
636 if (op->active_next != NULL) 568 if (has_active_speed ())
637 op->active_next->active_prev = op; 569 activate ();
638
639 active_objects = op;
640 }
641 else 570 else
642 { 571 deactivate ();
643 /* If not on the active list, nothing needs to be done */
644 if (!op->active_next && !op->active_prev && op != active_objects)
645 return;
646
647 if (op->active_prev == NULL)
648 {
649 active_objects = op->active_next;
650
651 if (op->active_next != NULL)
652 op->active_next->active_prev = NULL;
653 }
654 else
655 {
656 op->active_prev->active_next = op->active_next;
657
658 if (op->active_next)
659 op->active_next->active_prev = op->active_prev;
660 }
661
662 op->active_next = NULL;
663 op->active_prev = NULL;
664 }
665} 572}
666 573
667/* This function removes object 'op' from the list of active
668 * objects.
669 * This should only be used for style maps or other such
670 * reference maps where you don't want an object that isn't
671 * in play chewing up cpu time getting processed.
672 * The reverse of this is to call update_ob_speed, which
673 * will do the right thing based on the speed of the object.
674 */
675void
676remove_from_active_list (object *op)
677{
678 /* If not on the active list, nothing needs to be done */
679 if (!op->active_next && !op->active_prev && op != active_objects)
680 return;
681
682 if (op->active_prev == NULL)
683 {
684 active_objects = op->active_next;
685 if (op->active_next != NULL)
686 op->active_next->active_prev = NULL;
687 }
688 else
689 {
690 op->active_prev->active_next = op->active_next;
691 if (op->active_next)
692 op->active_next->active_prev = op->active_prev;
693 }
694 op->active_next = NULL;
695 op->active_prev = NULL;
696}
697
698/* 574/*
699 * update_object() updates the array which represents the map. 575 * update_object() updates the the map.
700 * It takes into account invisible objects (and represent squares covered 576 * It takes into account invisible objects (and represent squares covered
701 * by invisible objects by whatever is below them (unless it's another 577 * by invisible objects by whatever is below them (unless it's another
702 * invisible object, etc...) 578 * invisible object, etc...)
703 * If the object being updated is beneath a player, the look-window 579 * If the object being updated is beneath a player, the look-window
704 * of that player is updated (this might be a suboptimal way of 580 * of that player is updated (this might be a suboptimal way of
705 * updating that window, though, since update_object() is called _often_) 581 * updating that window, though, since update_object() is called _often_)
706 * 582 *
707 * action is a hint of what the caller believes need to be done. 583 * action is a hint of what the caller believes need to be done.
708 * For example, if the only thing that has changed is the face (due to
709 * an animation), we don't need to call update_position until that actually
710 * comes into view of a player. OTOH, many other things, like addition/removal
711 * of walls or living creatures may need us to update the flags now.
712 * current action are: 584 * current action are:
713 * UP_OBJ_INSERT: op was inserted 585 * UP_OBJ_INSERT: op was inserted
714 * UP_OBJ_REMOVE: op was removed 586 * UP_OBJ_REMOVE: op was removed
715 * UP_OBJ_CHANGE: object has somehow changed. In this case, we always update 587 * UP_OBJ_CHANGE: object has somehow changed. In this case, we always update
716 * as that is easier than trying to look at what may have changed. 588 * as that is easier than trying to look at what may have changed.
717 * UP_OBJ_FACE: only the objects face has changed. 589 * UP_OBJ_FACE: only the objects face has changed.
718 */ 590 */
719
720void 591void
721update_object (object *op, int action) 592update_object (object *op, int action)
722{ 593{
723 int update_now = 0, flags;
724 MoveType move_on, move_off, move_block, move_slow; 594 MoveType move_on, move_off, move_block, move_slow;
725 595
726 if (op == NULL) 596 if (op == NULL)
727 { 597 {
728 /* this should never happen */ 598 /* this should never happen */
729 LOG (llevDebug, "update_object() called for NULL object.\n"); 599 LOG (llevDebug, "update_object() called for NULL object.\n");
730 return; 600 return;
731 } 601 }
732 602
733 if (op->env != NULL) 603 if (op->env)
734 { 604 {
735 /* Animation is currently handled by client, so nothing 605 /* Animation is currently handled by client, so nothing
736 * to do in this case. 606 * to do in this case.
737 */ 607 */
738 return; 608 return;
743 */ 613 */
744 if (!op->map || op->map->in_memory == MAP_SAVING) 614 if (!op->map || op->map->in_memory == MAP_SAVING)
745 return; 615 return;
746 616
747 /* make sure the object is within map boundaries */ 617 /* make sure the object is within map boundaries */
748 if (op->x < 0 || op->x >= MAP_WIDTH (op->map) || op->y < 0 || op->y >= MAP_HEIGHT (op->map)) 618 if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height)
749 { 619 {
750 LOG (llevError, "update_object() called for object out of map!\n"); 620 LOG (llevError, "update_object() called for object out of map!\n");
751#ifdef MANY_CORES 621#ifdef MANY_CORES
752 abort (); 622 abort ();
753#endif 623#endif
754 return; 624 return;
755 } 625 }
756 626
757 flags = GET_MAP_FLAGS (op->map, op->x, op->y); 627 mapspace &m = op->ms ();
758 SET_MAP_FLAGS (op->map, op->x, op->y, flags | P_NEED_UPDATE);
759 move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y);
760 move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y);
761 move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y);
762 move_off = GET_MAP_MOVE_OFF (op->map, op->x, op->y);
763 628
629 if (!(m.flags_ & P_UPTODATE))
630 /* nop */;
764 if (action == UP_OBJ_INSERT) 631 else if (action == UP_OBJ_INSERT)
765 { 632 {
633 // this is likely overkill, TODO: revisit (schmorp)
766 if (QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(flags & P_BLOCKSVIEW)) 634 if ((QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(m.flags_ & P_BLOCKSVIEW))
767 update_now = 1;
768
769 if (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(flags & P_NO_MAGIC)) 635 || (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(m.flags_ & P_NO_MAGIC))
770 update_now = 1; 636 || (op->type == PLAYER && !(m.flags_ & P_PLAYER))
771 637 || (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))
638 || (QUERY_FLAG (op, FLAG_ALIVE) && !(m.flags_ & P_IS_ALIVE))
772 if (QUERY_FLAG (op, FLAG_DAMNED) && !(flags & P_NO_CLERIC)) 639 || (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC))
773 update_now = 1;
774
775 if (QUERY_FLAG (op, FLAG_ALIVE) && !(flags & P_IS_ALIVE))
776 update_now = 1;
777
778 if (op->type == SAFE_GROUND && !(flags & P_SAFE))
779 update_now = 1;
780
781 if ((move_on | op->move_on) != move_on) 640 || (m.move_on | op->move_on ) != m.move_on
782 update_now = 1;
783
784 if ((move_off | op->move_off) != move_off) 641 || (m.move_off | op->move_off ) != m.move_off
785 update_now = 1; 642 || (m.move_slow | op->move_slow) != m.move_slow
786
787 /* This isn't perfect, but I don't expect a lot of objects to 643 /* This isn't perfect, but I don't expect a lot of objects to
788 * to have move_allow right now. 644 * to have move_allow right now.
789 */ 645 */
790 if (((move_block | op->move_block) & ~op->move_allow) != move_block) 646 || ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block
791 update_now = 1; 647 || 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp)
792 648 m.flags_ = 0;
793 if ((move_slow | op->move_slow) != move_slow)
794 update_now = 1;
795 } 649 }
796
797 /* if the object is being removed, we can't make intelligent 650 /* if the object is being removed, we can't make intelligent
798 * decisions, because remove_ob can't really pass the object 651 * decisions, because remove_ob can't really pass the object
799 * that is being removed. 652 * that is being removed.
800 */ 653 */
801 else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE) 654 else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)
802 update_now = 1; 655 m.flags_ = 0;
803 else if (action == UP_OBJ_FACE) 656 else if (action == UP_OBJ_FACE)
804 /* Nothing to do for that case */ ; 657 /* Nothing to do for that case */ ;
805 else 658 else
806 LOG (llevError, "update_object called with invalid action: %d\n", action); 659 LOG (llevError, "update_object called with invalid action: %d\n", action);
807 660
808 if (update_now)
809 {
810 SET_MAP_FLAGS (op->map, op->x, op->y, flags | P_NO_ERROR | P_NEED_UPDATE);
811 update_position (op->map, op->x, op->y);
812 }
813
814 if (op->more != NULL) 661 if (op->more)
815 update_object (op->more, action); 662 update_object (op->more, action);
816}
817
818object::vector object::mortals;
819object::vector object::objects; // not yet used
820object *object::first;
821
822void object::free_mortals ()
823{
824 for (AUTODECL (i, mortals.begin ()); i != mortals.end ();)
825 if ((*i)->refcnt)
826 ++i; // further delay freeing
827 else
828 {
829 delete *i;
830 mortals.erase (i);
831 }
832} 663}
833 664
834object::object () 665object::object ()
835{ 666{
836 SET_FLAG (this, FLAG_REMOVED); 667 SET_FLAG (this, FLAG_REMOVED);
839 face = blank_face; 670 face = blank_face;
840} 671}
841 672
842object::~object () 673object::~object ()
843{ 674{
675 unlink ();
676
844 free_key_values (this); 677 free_key_values (this);
845} 678}
846 679
680static int object_count;
681
847void object::link () 682void object::link ()
848{ 683{
849 count = ++ob_count; 684 assert (!index);//D
850 uuid = gen_uuid (); 685 uuid = gen_uuid ();
686 count = ++object_count;
851 687
852 prev = 0; 688 refcnt_inc ();
853 next = object::first; 689 objects.insert (this);
854
855 if (object::first)
856 object::first->prev = this;
857
858 object::first = this;
859} 690}
860 691
861void object::unlink () 692void object::unlink ()
862{ 693{
863 if (this == object::first) 694 if (!index)
864 object::first = next; 695 return;
865 696
866 /* Remove this object from the list of used objects */ 697 objects.erase (this);
867 if (prev) prev->next = next; 698 refcnt_dec ();
868 if (next) next->prev = prev; 699}
869 700
870 prev = 0; 701void
871 next = 0; 702object::activate ()
703{
704 /* If already on active list, don't do anything */
705 if (active)
706 return;
707
708 if (has_active_speed ())
709 actives.insert (this);
710}
711
712void
713object::activate_recursive ()
714{
715 activate ();
716
717 for (object *op = inv; op; op = op->below)
718 op->activate_recursive ();
719}
720
721/* This function removes object 'op' from the list of active
722 * objects.
723 * This should only be used for style maps or other such
724 * reference maps where you don't want an object that isn't
725 * in play chewing up cpu time getting processed.
726 * The reverse of this is to call update_ob_speed, which
727 * will do the right thing based on the speed of the object.
728 */
729void
730object::deactivate ()
731{
732 /* If not on the active list, nothing needs to be done */
733 if (!active)
734 return;
735
736 actives.erase (this);
737}
738
739void
740object::deactivate_recursive ()
741{
742 for (object *op = inv; op; op = op->below)
743 op->deactivate_recursive ();
744
745 deactivate ();
746}
747
748void
749object::set_flag_inv (int flag, int value)
750{
751 for (object *op = inv; op; op = op->below)
752 {
753 op->flag [flag] = value;
754 op->set_flag_inv (flag, value);
755 }
756}
757
758/*
759 * Remove and free all objects in the inventory of the given object.
760 * object.c ?
761 */
762void
763object::destroy_inv (bool drop_to_ground)
764{
765 // need to check first, because the checks below might segfault
766 // as we might be on an invalid mapspace and crossfire code
767 // is too buggy to ensure that the inventory is empty.
768 // corollary: if you create arrows etc. with stuff in tis inventory,
769 // cf will crash below with off-map x and y
770 if (!inv)
771 return;
772
773 /* Only if the space blocks everything do we not process -
774 * if some form of movement is allowed, let objects
775 * drop on that space.
776 */
777 if (!drop_to_ground
778 || !map
779 || map->in_memory != MAP_IN_MEMORY
780 || map->nodrop
781 || ms ().move_block == MOVE_ALL)
782 {
783 while (inv)
784 {
785 inv->destroy_inv (drop_to_ground);
786 inv->destroy ();
787 }
788 }
789 else
790 { /* Put objects in inventory onto this space */
791 while (inv)
792 {
793 object *op = inv;
794
795 if (op->flag [FLAG_STARTEQUIP]
796 || op->flag [FLAG_NO_DROP]
797 || op->type == RUNE
798 || op->type == TRAP
799 || op->flag [FLAG_IS_A_TEMPLATE]
800 || op->flag [FLAG_DESTROY_ON_DEATH])
801 op->destroy ();
802 else
803 map->insert (op, x, y);
804 }
805 }
872} 806}
873 807
874object *object::create () 808object *object::create ()
875{ 809{
876 object *op = new object; 810 object *op = new object;
877 op->link (); 811 op->link ();
878 return op; 812 return op;
879} 813}
880 814
881/* 815void
882 * free_object() frees everything allocated by an object, removes 816object::do_destroy ()
883 * it from the list of used objects, and puts it on the list of
884 * free objects. The IS_FREED() flag is set in the object.
885 * The object must have been removed by remove_ob() first for
886 * this function to succeed.
887 *
888 * If destroy_inventory is set, free inventory as well. Else drop items in
889 * inventory to the ground.
890 */
891void object::destroy (bool destroy_inventory)
892{ 817{
893 if (QUERY_FLAG (this, FLAG_FREED)) 818 attachable::do_destroy ();
894 return;
895 819
896 if (QUERY_FLAG (this, FLAG_FRIENDLY)) 820 if (flag [FLAG_IS_LINKED])
821 remove_button_link (this);
822
823 if (flag [FLAG_FRIENDLY])
897 remove_friendly_object (this); 824 remove_friendly_object (this);
898 825
899 if (!QUERY_FLAG (this, FLAG_REMOVED)) 826 if (!flag [FLAG_REMOVED])
900 remove (); 827 remove ();
901 828
902 SET_FLAG (this, FLAG_FREED); 829 destroy_inv (true);
903 830
904 if (more) 831 deactivate ();
905 { 832 unlink ();
906 more->destroy (destroy_inventory);
907 more = 0;
908 }
909 833
910 if (inv) 834 flag [FLAG_FREED] = 1;
911 {
912 /* Only if the space blocks everything do we not process -
913 * if some form of movement is allowed, let objects
914 * drop on that space.
915 */
916 if (destroy_inventory || !map || map->in_memory != MAP_IN_MEMORY || GET_MAP_MOVE_BLOCK (map, x, y) == MOVE_ALL)
917 {
918 object *op = inv;
919
920 while (op)
921 {
922 object *tmp = op->below;
923 op->destroy (destroy_inventory);
924 op = tmp;
925 }
926 }
927 else
928 { /* Put objects in inventory onto this space */
929 object *op = inv;
930
931 while (op)
932 {
933 object *tmp = op->below;
934
935 op->remove ();
936
937 if (QUERY_FLAG (op, FLAG_STARTEQUIP)
938 || QUERY_FLAG (op, FLAG_NO_DROP) || op->type == RUNE || op->type == TRAP || QUERY_FLAG (op, FLAG_IS_A_TEMPLATE))
939 op->destroy ();
940 else
941 {
942 op->x = x;
943 op->y = y;
944 insert_ob_in_map (op, map, 0, 0); /* Insert in same map as the envir */
945 }
946
947 op = tmp;
948 }
949 }
950 }
951 835
952 // hack to ensure that freed objects still have a valid map 836 // hack to ensure that freed objects still have a valid map
953 { 837 {
954 static maptile *freed_map; // freed objects are moved here to avoid crashes 838 static maptile *freed_map; // freed objects are moved here to avoid crashes
955 839
959 843
960 freed_map->name = "/internal/freed_objects_map"; 844 freed_map->name = "/internal/freed_objects_map";
961 freed_map->width = 3; 845 freed_map->width = 3;
962 freed_map->height = 3; 846 freed_map->height = 3;
963 847
964 freed_map->allocate (); 848 freed_map->alloc ();
849 freed_map->in_memory = MAP_IN_MEMORY;
965 } 850 }
966 851
967 map = freed_map; 852 map = freed_map;
968 x = 1; 853 x = 1;
969 y = 1; 854 y = 1;
970 } 855 }
971 856
857 head = 0;
858
859 if (more)
860 {
861 more->destroy ();
862 more = 0;
863 }
864
972 // clear those pointers that likely might have circular references to us 865 // clear those pointers that likely might have circular references to us
973 owner = 0; 866 owner = 0;
974 enemy = 0; 867 enemy = 0;
975 attacked_by = 0; 868 attacked_by = 0;
869}
976 870
977 // only relevant for players(?), but make sure of it anyways 871void
978 contr = 0; 872object::destroy (bool destroy_inventory)
873{
874 if (destroyed ())
875 return;
979 876
980 /* Remove object from the active list */ 877 if (destroy_inventory)
981 speed = 0; 878 destroy_inv (false);
982 update_ob_speed (this);
983 879
984 unlink (); 880 attachable::destroy ();
985
986 mortals.push_back (this);
987} 881}
988 882
989/* 883/*
990 * sub_weight() recursively (outwards) subtracts a number from the 884 * sub_weight() recursively (outwards) subtracts a number from the
991 * weight of an object (and what is carried by it's environment(s)). 885 * weight of an object (and what is carried by it's environment(s)).
1010 * environment, the x and y coordinates will be updated to 904 * environment, the x and y coordinates will be updated to
1011 * the previous environment. 905 * the previous environment.
1012 * Beware: This function is called from the editor as well! 906 * Beware: This function is called from the editor as well!
1013 */ 907 */
1014void 908void
1015object::remove () 909object::remove_slow ()
1016{ 910{
1017 object *tmp, *last = 0; 911 object *tmp, *last = 0;
1018 object *otmp; 912 object *otmp;
1019 913
1020 int check_walk_off;
1021
1022 if (QUERY_FLAG (this, FLAG_REMOVED)) 914 if (QUERY_FLAG (this, FLAG_REMOVED))
1023 return; 915 return;
1024 916
1025 SET_FLAG (this, FLAG_REMOVED); 917 SET_FLAG (this, FLAG_REMOVED);
918 INVOKE_OBJECT (REMOVE, this);
1026 919
1027 if (more) 920 if (more)
1028 more->remove (); 921 more->remove ();
1029 922
1030 /* 923 /*
1041 /* NO_FIX_PLAYER is set when a great many changes are being 934 /* NO_FIX_PLAYER is set when a great many changes are being
1042 * made to players inventory. If set, avoiding the call 935 * made to players inventory. If set, avoiding the call
1043 * to save cpu time. 936 * to save cpu time.
1044 */ 937 */
1045 if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER)) 938 if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1046 fix_player (otmp); 939 otmp->update_stats ();
1047 940
1048 if (above != NULL) 941 if (above)
1049 above->below = below; 942 above->below = below;
1050 else 943 else
1051 env->inv = below; 944 env->inv = below;
1052 945
1053 if (below != NULL) 946 if (below)
1054 below->above = above; 947 below->above = above;
1055 948
1056 /* we set up values so that it could be inserted into 949 /* we set up values so that it could be inserted into
1057 * the map, but we don't actually do that - it is up 950 * the map, but we don't actually do that - it is up
1058 * to the caller to decide what we want to do. 951 * to the caller to decide what we want to do.
1062 above = 0, below = 0; 955 above = 0, below = 0;
1063 env = 0; 956 env = 0;
1064 } 957 }
1065 else if (map) 958 else if (map)
1066 { 959 {
1067 /* Re did the following section of code - it looks like it had 960 if (type == PLAYER)
1068 * lots of logic for things we no longer care about
1069 */ 961 {
962 --map->players;
963 map->touch ();
964 }
965
966 map->dirty = true;
967 mapspace &ms = this->ms ();
1070 968
1071 /* link the object above us */ 969 /* link the object above us */
1072 if (above) 970 if (above)
1073 above->below = below; 971 above->below = below;
1074 else 972 else
1075 SET_MAP_TOP (map, x, y, below); /* we were top, set new top */ 973 ms.top = below; /* we were top, set new top */
1076 974
1077 /* Relink the object below us, if there is one */ 975 /* Relink the object below us, if there is one */
1078 if (below) 976 if (below)
1079 below->above = above; 977 below->above = above;
1080 else 978 else
1082 /* Nothing below, which means we need to relink map object for this space 980 /* Nothing below, which means we need to relink map object for this space
1083 * use translated coordinates in case some oddness with map tiling is 981 * use translated coordinates in case some oddness with map tiling is
1084 * evident 982 * evident
1085 */ 983 */
1086 if (GET_MAP_OB (map, x, y) != this) 984 if (GET_MAP_OB (map, x, y) != this)
1087 {
1088 char *dump = dump_object (this);
1089 LOG (llevError,
1090 "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); 985 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 ());
1091 free (dump);
1092 dump = dump_object (GET_MAP_OB (map, x, y));
1093 LOG (llevError, "%s\n", dump);
1094 free (dump);
1095 }
1096 986
1097 SET_MAP_OB (map, x, y, above); /* goes on above it. */ 987 ms.bot = above; /* goes on above it. */
1098 } 988 }
1099 989
1100 above = 0; 990 above = 0;
1101 below = 0; 991 below = 0;
1102 992
1103 if (map->in_memory == MAP_SAVING) 993 if (map->in_memory == MAP_SAVING)
1104 return; 994 return;
1105 995
1106 check_walk_off = !QUERY_FLAG (this, FLAG_NO_APPLY); 996 int check_walk_off = !flag [FLAG_NO_APPLY];
1107 997
1108 for (tmp = GET_MAP_OB (map, x, y); tmp; tmp = tmp->above) 998 for (tmp = ms.bot; tmp; tmp = tmp->above)
1109 { 999 {
1110 /* No point updating the players look faces if he is the object 1000 /* No point updating the players look faces if he is the object
1111 * being removed. 1001 * being removed.
1112 */ 1002 */
1113 1003
1117 * removed (most likely destroyed), update the player view 1007 * removed (most likely destroyed), update the player view
1118 * appropriately. 1008 * appropriately.
1119 */ 1009 */
1120 if (tmp->container == this) 1010 if (tmp->container == this)
1121 { 1011 {
1122 CLEAR_FLAG (this, FLAG_APPLIED); 1012 flag [FLAG_APPLIED] = 0;
1123 tmp->container = 0; 1013 tmp->container = 0;
1124 } 1014 }
1125 1015
1016 if (tmp->contr->ns)
1126 tmp->contr->socket->floorbox_update (); 1017 tmp->contr->ns->floorbox_update ();
1127 } 1018 }
1128 1019
1129 /* See if player moving off should effect something */ 1020 /* See if object moving off should effect something */
1130 if (check_walk_off 1021 if (check_walk_off
1131 && ((move_type & tmp->move_off) 1022 && ((move_type & tmp->move_off)
1132 && (move_type & ~tmp->move_off & ~tmp->move_block) == 0)) 1023 && (move_type & ~tmp->move_off & ~tmp->move_block) == 0))
1133 { 1024 {
1134 move_apply (tmp, this, 0); 1025 move_apply (tmp, this, 0);
1136 if (destroyed ()) 1027 if (destroyed ())
1137 LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ()); 1028 LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1138 } 1029 }
1139 1030
1140 /* Eneq(@csd.uu.se): Fixed this to skip tmp->above=tmp */ 1031 /* Eneq(@csd.uu.se): Fixed this to skip tmp->above=tmp */
1141 1032 //TODO: why is this horrible hacka fix? get rid of this code=bug! (schmorp)
1142 if (tmp->above == tmp) 1033 if (tmp->above == tmp)
1143 tmp->above = 0; 1034 tmp->above = 0;
1144 1035
1145 last = tmp; 1036 last = tmp;
1146 } 1037 }
1147 1038
1148 /* last == NULL of there are no objects on this space */ 1039 /* last == NULL if there are no objects on this space */
1040 //TODO: this makes little sense, why only update the topmost object?
1149 if (!last) 1041 if (!last)
1150 { 1042 map->at (x, y).flags_ = 0;
1151 /* set P_NEED_UPDATE, otherwise update_position will complain. In theory,
1152 * we could preserve the flags (GET_MAP_FLAGS), but update_position figures
1153 * those out anyways, and if there are any flags set right now, they won't
1154 * be correct anyways.
1155 */
1156 SET_MAP_FLAGS (map, x, y, P_NEED_UPDATE);
1157 update_position (map, x, y);
1158 }
1159 else 1043 else
1160 update_object (last, UP_OBJ_REMOVE); 1044 update_object (last, UP_OBJ_REMOVE);
1161 1045
1162 if (QUERY_FLAG (this, FLAG_BLOCKSVIEW) || glow_radius) 1046 if (flag [FLAG_BLOCKSVIEW] || glow_radius)
1163 update_all_los (map, x, y); 1047 update_all_los (map, x, y);
1164 } 1048 }
1165} 1049}
1166 1050
1167/* 1051/*
1176merge_ob (object *op, object *top) 1060merge_ob (object *op, object *top)
1177{ 1061{
1178 if (!op->nrof) 1062 if (!op->nrof)
1179 return 0; 1063 return 0;
1180 1064
1181 if (top == NULL) 1065 if (top)
1182 for (top = op; top != NULL && top->above != NULL; top = top->above); 1066 for (top = op; top && top->above; top = top->above)
1067 ;
1183 1068
1184 for (; top != NULL; top = top->below) 1069 for (; top; top = top->below)
1185 { 1070 {
1186 if (top == op) 1071 if (top == op)
1187 continue; 1072 continue;
1188 1073
1189 if (object::can_merge (op, top)) 1074 if (object::can_merge (op, top))
1199 1084
1200 return 0; 1085 return 0;
1201} 1086}
1202 1087
1203/* 1088/*
1204 * same as insert_ob_in_map except it handle separate coordinates and do a clean 1089 * same as insert_ob_in_map except it handles separate coordinates and does a clean
1205 * job preparing multi-part monsters 1090 * job preparing multi-part monsters.
1206 */ 1091 */
1207object * 1092object *
1208insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y) 1093insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1209{ 1094{
1210 object *tmp;
1211
1212 if (op->head)
1213 op = op->head;
1214
1215 for (tmp = op; tmp; tmp = tmp->more) 1095 for (object *tmp = op->head_ (); tmp; tmp = tmp->more)
1216 { 1096 {
1217 tmp->x = x + tmp->arch->clone.x; 1097 tmp->x = x + tmp->arch->clone.x;
1218 tmp->y = y + tmp->arch->clone.y; 1098 tmp->y = y + tmp->arch->clone.y;
1219 } 1099 }
1220 1100
1239 * Return value: 1119 * Return value:
1240 * new object if 'op' was merged with other object 1120 * new object if 'op' was merged with other object
1241 * NULL if 'op' was destroyed 1121 * NULL if 'op' was destroyed
1242 * just 'op' otherwise 1122 * just 'op' otherwise
1243 */ 1123 */
1244
1245object * 1124object *
1246insert_ob_in_map (object *op, maptile *m, object *originator, int flag) 1125insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1247{ 1126{
1248 object *tmp, *top, *floor = NULL; 1127 object *tmp, *top, *floor = NULL;
1249 sint16 x, y;
1250 1128
1251 if (QUERY_FLAG (op, FLAG_FREED)) 1129 if (QUERY_FLAG (op, FLAG_FREED))
1252 { 1130 {
1253 LOG (llevError, "Trying to insert freed object!\n"); 1131 LOG (llevError, "Trying to insert freed object!\n");
1254 return NULL; 1132 return NULL;
1255 } 1133 }
1256 1134
1257 if (m == NULL) 1135 if (!QUERY_FLAG (op, FLAG_REMOVED))
1136 LOG (llevError, "Trying to insert already inserted object %s\n", op->debug_desc ());
1137
1138 op->remove ();
1139
1140 if (!m)
1258 { 1141 {
1259 char *dump = dump_object (op); 1142 char *dump = dump_object (op);
1260 LOG (llevError, "Trying to insert in null-map!\n%s\n", dump); 1143 LOG (llevError, "Trying to insert in null-map!\n%s\n", dump);
1261 free (dump); 1144 free (dump);
1262 return op; 1145 return op;
1275#endif 1158#endif
1276 free (dump); 1159 free (dump);
1277 return op; 1160 return op;
1278 } 1161 }
1279 1162
1280 if (!QUERY_FLAG (op, FLAG_REMOVED))
1281 {
1282 char *dump = dump_object (op);
1283 LOG (llevError, "Trying to insert (map) inserted object.\n%s\n", dump);
1284 free (dump);
1285 return op;
1286 }
1287
1288 if (op->more != NULL)
1289 {
1290 /* The part may be on a different map. */
1291
1292 object *more = op->more; 1163 if (object *more = op->more)
1293 1164 {
1294 /* We really need the caller to normalize coordinates - if
1295 * we set the map, that doesn't work if the location is within
1296 * a map and this is straddling an edge. So only if coordinate
1297 * is clear wrong do we normalize it.
1298 */
1299 if (OUT_OF_REAL_MAP (more->map, more->x, more->y))
1300 more->map = get_map_from_coord (m, &more->x, &more->y);
1301 else if (!more->map)
1302 {
1303 /* For backwards compatibility - when not dealing with tiled maps,
1304 * more->map should always point to the parent.
1305 */
1306 more->map = m;
1307 }
1308
1309 if (insert_ob_in_map (more, more->map, originator, flag) == NULL) 1165 if (!insert_ob_in_map (more, m, originator, flag))
1310 { 1166 {
1311 if (!op->head) 1167 if (!op->head)
1312 LOG (llevError, "BUG: insert_ob_in_map(): inserting op->more killed op\n"); 1168 LOG (llevError, "BUG: insert_ob_in_map(): inserting op->more killed op\n");
1313 1169
1314 return NULL; 1170 return 0;
1315 } 1171 }
1316 } 1172 }
1317 1173
1318 CLEAR_FLAG (op, FLAG_REMOVED); 1174 CLEAR_FLAG (op, FLAG_REMOVED);
1319 1175
1320 /* Ideally, the caller figures this out. However, it complicates a lot 1176 /* Ideally, the caller figures this out. However, it complicates a lot
1321 * of areas of callers (eg, anything that uses find_free_spot would now 1177 * of areas of callers (eg, anything that uses find_free_spot would now
1322 * need extra work 1178 * need extra work
1323 */ 1179 */
1324 op->map = get_map_from_coord (m, &op->x, &op->y); 1180 if (!xy_normalise (m, op->x, op->y))
1325 x = op->x; 1181 return 0;
1326 y = op->y; 1182
1183 op->map = m;
1184 mapspace &ms = op->ms ();
1327 1185
1328 /* this has to be done after we translate the coordinates. 1186 /* this has to be done after we translate the coordinates.
1329 */ 1187 */
1330 if (op->nrof && !(flag & INS_NO_MERGE)) 1188 if (op->nrof && !(flag & INS_NO_MERGE))
1331 for (tmp = GET_MAP_OB (op->map, x, y); tmp != NULL; tmp = tmp->above) 1189 for (tmp = ms.bot; tmp; tmp = tmp->above)
1332 if (object::can_merge (op, tmp)) 1190 if (object::can_merge (op, tmp))
1333 { 1191 {
1334 op->nrof += tmp->nrof; 1192 op->nrof += tmp->nrof;
1335 tmp->destroy (); 1193 tmp->destroy ();
1336 } 1194 }
1353 op->below = originator->below; 1211 op->below = originator->below;
1354 1212
1355 if (op->below) 1213 if (op->below)
1356 op->below->above = op; 1214 op->below->above = op;
1357 else 1215 else
1358 SET_MAP_OB (op->map, op->x, op->y, op); 1216 ms.bot = op;
1359 1217
1360 /* since *below* originator, no need to update top */ 1218 /* since *below* originator, no need to update top */
1361 originator->below = op; 1219 originator->below = op;
1362 } 1220 }
1363 else 1221 else
1364 { 1222 {
1223 top = ms.bot;
1224
1365 /* If there are other objects, then */ 1225 /* If there are other objects, then */
1366 if ((!(flag & INS_MAP_LOAD)) && ((top = GET_MAP_OB (op->map, op->x, op->y)) != NULL)) 1226 if ((!(flag & INS_MAP_LOAD)) && top)
1367 { 1227 {
1368 object *last = NULL; 1228 object *last = 0;
1369 1229
1370 /* 1230 /*
1371 * If there are multiple objects on this space, we do some trickier handling. 1231 * If there are multiple objects on this space, we do some trickier handling.
1372 * We've already dealt with merging if appropriate. 1232 * We've already dealt with merging if appropriate.
1373 * Generally, we want to put the new object on top. But if 1233 * Generally, we want to put the new object on top. But if
1377 * once we get to them. This reduces the need to traverse over all of 1237 * once we get to them. This reduces the need to traverse over all of
1378 * them when adding another one - this saves quite a bit of cpu time 1238 * them when adding another one - this saves quite a bit of cpu time
1379 * when lots of spells are cast in one area. Currently, it is presumed 1239 * when lots of spells are cast in one area. Currently, it is presumed
1380 * that flying non pickable objects are spell objects. 1240 * that flying non pickable objects are spell objects.
1381 */ 1241 */
1382 1242 for (top = ms.bot; top; top = top->above)
1383 while (top != NULL)
1384 { 1243 {
1385 if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR)) 1244 if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))
1386 floor = top; 1245 floor = top;
1387 1246
1388 if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR)) 1247 if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))
1391 top = top->below; 1250 top = top->below;
1392 break; 1251 break;
1393 } 1252 }
1394 1253
1395 last = top; 1254 last = top;
1396 top = top->above;
1397 } 1255 }
1398 1256
1399 /* Don't want top to be NULL, so set it to the last valid object */ 1257 /* Don't want top to be NULL, so set it to the last valid object */
1400 top = last; 1258 top = last;
1401 1259
1408 * Unless those objects are exits, type 66 1266 * Unless those objects are exits, type 66
1409 * If INS_ON_TOP is used, don't do this processing 1267 * If INS_ON_TOP is used, don't do this processing
1410 * Need to find the object that in fact blocks view, otherwise 1268 * Need to find the object that in fact blocks view, otherwise
1411 * stacking is a bit odd. 1269 * stacking is a bit odd.
1412 */ 1270 */
1413 if (!(flag & INS_ON_TOP) && 1271 if (!(flag & INS_ON_TOP)
1414 (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_BLOCKSVIEW) && (op->face && !op->face->visibility)) 1272 && ms.flags () & P_BLOCKSVIEW
1273 && (op->face && !op->face->visibility))
1415 { 1274 {
1416 for (last = top; last != floor; last = last->below) 1275 for (last = top; last != floor; last = last->below)
1417 if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT)) 1276 if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))
1418 break; 1277 break;
1278
1419 /* Check to see if we found the object that blocks view, 1279 /* Check to see if we found the object that blocks view,
1420 * and make sure we have a below pointer for it so that 1280 * and make sure we have a below pointer for it so that
1421 * we can get inserted below this one, which requires we 1281 * we can get inserted below this one, which requires we
1422 * set top to the object below us. 1282 * set top to the object below us.
1423 */ 1283 */
1425 top = last->below; 1285 top = last->below;
1426 } 1286 }
1427 } /* If objects on this space */ 1287 } /* If objects on this space */
1428 1288
1429 if (flag & INS_MAP_LOAD) 1289 if (flag & INS_MAP_LOAD)
1430 top = GET_MAP_TOP (op->map, op->x, op->y); 1290 top = ms.top;
1431 1291
1432 if (flag & INS_ABOVE_FLOOR_ONLY) 1292 if (flag & INS_ABOVE_FLOOR_ONLY)
1433 top = floor; 1293 top = floor;
1434 1294
1435 /* Top is the object that our object (op) is going to get inserted above. 1295 /* Top is the object that our object (op) is going to get inserted above.
1436 */ 1296 */
1437 1297
1438 /* First object on this space */ 1298 /* First object on this space */
1439 if (!top) 1299 if (!top)
1440 { 1300 {
1441 op->above = GET_MAP_OB (op->map, op->x, op->y); 1301 op->above = ms.bot;
1442 1302
1443 if (op->above) 1303 if (op->above)
1444 op->above->below = op; 1304 op->above->below = op;
1445 1305
1446 op->below = NULL; 1306 op->below = 0;
1447 SET_MAP_OB (op->map, op->x, op->y, op); 1307 ms.bot = op;
1448 } 1308 }
1449 else 1309 else
1450 { /* get inserted into the stack above top */ 1310 { /* get inserted into the stack above top */
1451 op->above = top->above; 1311 op->above = top->above;
1452 1312
1455 1315
1456 op->below = top; 1316 op->below = top;
1457 top->above = op; 1317 top->above = op;
1458 } 1318 }
1459 1319
1460 if (op->above == NULL) 1320 if (!op->above)
1461 SET_MAP_TOP (op->map, op->x, op->y, op); 1321 ms.top = op;
1462 } /* else not INS_BELOW_ORIGINATOR */ 1322 } /* else not INS_BELOW_ORIGINATOR */
1463 1323
1464 if (op->type == PLAYER) 1324 if (op->type == PLAYER)
1325 {
1465 op->contr->do_los = 1; 1326 op->contr->do_los = 1;
1327 ++op->map->players;
1328 op->map->touch ();
1329 }
1330
1331 op->map->dirty = true;
1466 1332
1467 /* If we have a floor, we know the player, if any, will be above 1333 /* If we have a floor, we know the player, if any, will be above
1468 * it, so save a few ticks and start from there. 1334 * it, so save a few ticks and start from there.
1469 */ 1335 */
1470 if (!(flag & INS_MAP_LOAD)) 1336 if (!(flag & INS_MAP_LOAD))
1471 for (tmp = floor ? floor : GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above) 1337 if (object *pl = ms.player ())
1472 if (tmp->type == PLAYER) 1338 if (pl->contr->ns)
1473 tmp->contr->socket->floorbox_update (); 1339 pl->contr->ns->floorbox_update ();
1474 1340
1475 /* If this object glows, it may affect lighting conditions that are 1341 /* If this object glows, it may affect lighting conditions that are
1476 * visible to others on this map. But update_all_los is really 1342 * visible to others on this map. But update_all_los is really
1477 * an inefficient way to do this, as it means los for all players 1343 * an inefficient way to do this, as it means los for all players
1478 * on the map will get recalculated. The players could very well 1344 * on the map will get recalculated. The players could very well
1479 * be far away from this change and not affected in any way - 1345 * be far away from this change and not affected in any way -
1480 * this should get redone to only look for players within range, 1346 * this should get redone to only look for players within range,
1481 * or just updating the P_NEED_UPDATE for spaces within this area 1347 * or just updating the P_UPTODATE for spaces within this area
1482 * of effect may be sufficient. 1348 * of effect may be sufficient.
1483 */ 1349 */
1484 if (MAP_DARKNESS (op->map) && (op->glow_radius != 0)) 1350 if (op->map->darkness && (op->glow_radius != 0))
1485 update_all_los (op->map, op->x, op->y); 1351 update_all_los (op->map, op->x, op->y);
1486 1352
1487 /* updates flags (blocked, alive, no magic, etc) for this map space */ 1353 /* updates flags (blocked, alive, no magic, etc) for this map space */
1488 update_object (op, UP_OBJ_INSERT); 1354 update_object (op, UP_OBJ_INSERT);
1355
1356 INVOKE_OBJECT (INSERT, op);
1489 1357
1490 /* Don't know if moving this to the end will break anything. However, 1358 /* Don't know if moving this to the end will break anything. However,
1491 * we want to have floorbox_update called before calling this. 1359 * we want to have floorbox_update called before calling this.
1492 * 1360 *
1493 * check_move_on() must be after this because code called from 1361 * check_move_on() must be after this because code called from
1498 1366
1499 /* if this is not the head or flag has been passed, don't check walk on status */ 1367 /* if this is not the head or flag has been passed, don't check walk on status */
1500 if (!(flag & INS_NO_WALK_ON) && !op->head) 1368 if (!(flag & INS_NO_WALK_ON) && !op->head)
1501 { 1369 {
1502 if (check_move_on (op, originator)) 1370 if (check_move_on (op, originator))
1503 return NULL; 1371 return 0;
1504 1372
1505 /* If we are a multi part object, lets work our way through the check 1373 /* If we are a multi part object, lets work our way through the check
1506 * walk on's. 1374 * walk on's.
1507 */ 1375 */
1508 for (tmp = op->more; tmp != NULL; tmp = tmp->more) 1376 for (tmp = op->more; tmp != NULL; tmp = tmp->more)
1509 if (check_move_on (tmp, originator)) 1377 if (check_move_on (tmp, originator))
1510 return NULL; 1378 return 0;
1511 } 1379 }
1512 1380
1513 return op; 1381 return op;
1514} 1382}
1515 1383
1516/* this function inserts an object in the map, but if it 1384/* this function inserts an object in the map, but if it
1517 * finds an object of its own type, it'll remove that one first. 1385 * finds an object of its own type, it'll remove that one first.
1518 * op is the object to insert it under: supplies x and the map. 1386 * op is the object to insert it under: supplies x and the map.
1519 */ 1387 */
1520void 1388void
1521replace_insert_ob_in_map (const char *arch_string, object *op) 1389replace_insert_ob_in_map (const char *arch_string, object *op)
1522{ 1390{
1523 object * 1391 object *tmp, *tmp1;
1524 tmp;
1525 object *
1526 tmp1;
1527 1392
1528 /* first search for itself and remove any old instances */ 1393 /* first search for itself and remove any old instances */
1529 1394
1530 for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above) 1395 for (tmp = op->ms ().bot; tmp; tmp = tmp->above)
1531 if (!strcmp (tmp->arch->name, arch_string)) /* same archetype */ 1396 if (!strcmp (tmp->arch->name, arch_string)) /* same archetype */
1532 tmp->destroy (); 1397 tmp->destroy ();
1533 1398
1534 tmp1 = arch_to_object (archetype::find (arch_string)); 1399 tmp1 = arch_to_object (archetype::find (arch_string));
1535 1400
1536 tmp1->x = op->x; 1401 tmp1->x = op->x;
1537 tmp1->y = op->y; 1402 tmp1->y = op->y;
1538 insert_ob_in_map (tmp1, op->map, op, 0); 1403 insert_ob_in_map (tmp1, op->map, op, 0);
1404}
1405
1406object *
1407object::insert_at (object *where, object *originator, int flags)
1408{
1409 where->map->insert (this, where->x, where->y, originator, flags);
1539} 1410}
1540 1411
1541/* 1412/*
1542 * get_split_ob(ob,nr) splits up ob into two parts. The part which 1413 * get_split_ob(ob,nr) splits up ob into two parts. The part which
1543 * is returned contains nr objects, and the remaining parts contains 1414 * is returned contains nr objects, and the remaining parts contains
1544 * the rest (or is removed and freed if that number is 0). 1415 * the rest (or is removed and freed if that number is 0).
1545 * On failure, NULL is returned, and the reason put into the 1416 * On failure, NULL is returned, and the reason put into the
1546 * global static errmsg array. 1417 * global static errmsg array.
1547 */ 1418 */
1548
1549object * 1419object *
1550get_split_ob (object *orig_ob, uint32 nr) 1420get_split_ob (object *orig_ob, uint32 nr)
1551{ 1421{
1552 object *newob; 1422 object *newob;
1553 int is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0); 1423 int is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0);
1589 1459
1590object * 1460object *
1591decrease_ob_nr (object *op, uint32 i) 1461decrease_ob_nr (object *op, uint32 i)
1592{ 1462{
1593 object *tmp; 1463 object *tmp;
1594 player *pl;
1595 1464
1596 if (i == 0) /* objects with op->nrof require this check */ 1465 if (i == 0) /* objects with op->nrof require this check */
1597 return op; 1466 return op;
1598 1467
1599 if (i > op->nrof) 1468 if (i > op->nrof)
1612 * IMO, searching through all the players will mostly 1481 * IMO, searching through all the players will mostly
1613 * likely be quicker than following op->env to the map, 1482 * likely be quicker than following op->env to the map,
1614 * and then searching the map for a player. 1483 * and then searching the map for a player.
1615 */ 1484 */
1616 if (!tmp) 1485 if (!tmp)
1617 { 1486 for_all_players (pl)
1618 for (pl = first_player; pl; pl = pl->next)
1619 if (pl->ob->container == op->env) 1487 if (pl->ob->container == op->env)
1620 { 1488 {
1621 tmp = pl->ob; 1489 tmp = pl->ob;
1622 break; 1490 break;
1623 } 1491 }
1624 }
1625 1492
1626 if (i < op->nrof) 1493 if (i < op->nrof)
1627 { 1494 {
1628 sub_weight (op->env, op->weight * i); 1495 sub_weight (op->env, op->weight * i);
1629 op->nrof -= i; 1496 op->nrof -= i;
1765 add_weight (this, (op->weight + op->carrying)); 1632 add_weight (this, (op->weight + op->carrying));
1766 1633
1767 otmp = this->in_player (); 1634 otmp = this->in_player ();
1768 if (otmp && otmp->contr) 1635 if (otmp && otmp->contr)
1769 if (!QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER)) 1636 if (!QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1770 fix_player (otmp); 1637 otmp->update_stats ();
1771 1638
1772 op->map = 0; 1639 op->map = 0;
1773 op->env = this; 1640 op->env = this;
1774 op->above = 0; 1641 op->above = 0;
1775 op->below = 0; 1642 op->below = 0;
1779 if ((op->glow_radius != 0) && map) 1646 if ((op->glow_radius != 0) && map)
1780 { 1647 {
1781#ifdef DEBUG_LIGHTS 1648#ifdef DEBUG_LIGHTS
1782 LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name); 1649 LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);
1783#endif /* DEBUG_LIGHTS */ 1650#endif /* DEBUG_LIGHTS */
1784 if (MAP_DARKNESS (map)) 1651 if (map->darkness)
1785 update_all_los (map, x, y); 1652 update_all_los (map, x, y);
1786 } 1653 }
1787 1654
1788 /* Client has no idea of ordering so lets not bother ordering it here. 1655 /* Client has no idea of ordering so lets not bother ordering it here.
1789 * It sure simplifies this function... 1656 * It sure simplifies this function...
1794 { 1661 {
1795 op->below = inv; 1662 op->below = inv;
1796 op->below->above = op; 1663 op->below->above = op;
1797 inv = op; 1664 inv = op;
1798 } 1665 }
1666
1667 INVOKE_OBJECT (INSERT, this);
1799 1668
1800 return op; 1669 return op;
1801} 1670}
1802 1671
1803/* 1672/*
1818 * 1687 *
1819 * MSW 2001-07-08: Check all objects on space, not just those below 1688 * MSW 2001-07-08: Check all objects on space, not just those below
1820 * object being inserted. insert_ob_in_map may not put new objects 1689 * object being inserted. insert_ob_in_map may not put new objects
1821 * on top. 1690 * on top.
1822 */ 1691 */
1823
1824int 1692int
1825check_move_on (object *op, object *originator) 1693check_move_on (object *op, object *originator)
1826{ 1694{
1827 object *tmp; 1695 object *tmp;
1828 maptile *m = op->map; 1696 maptile *m = op->map;
1855 1723
1856 /* The objects have to be checked from top to bottom. 1724 /* The objects have to be checked from top to bottom.
1857 * Hence, we first go to the top: 1725 * Hence, we first go to the top:
1858 */ 1726 */
1859 1727
1860 for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL && tmp->above != NULL; tmp = tmp->above) 1728 for (tmp = op->ms ().bot; tmp && tmp->above; tmp = tmp->above)
1861 { 1729 {
1862 /* Trim the search when we find the first other spell effect 1730 /* Trim the search when we find the first other spell effect
1863 * this helps performance so that if a space has 50 spell objects, 1731 * this helps performance so that if a space has 50 spell objects,
1864 * we don't need to check all of them. 1732 * we don't need to check all of them.
1865 */ 1733 */
1883 if ((!op->move_type && tmp->move_slow & MOVE_WALK) || 1751 if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||
1884 ((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0)) 1752 ((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))
1885 { 1753 {
1886 1754
1887 float 1755 float
1888 diff = tmp->move_slow_penalty * FABS (op->speed); 1756 diff = tmp->move_slow_penalty * fabs (op->speed);
1889 1757
1890 if (op->type == PLAYER) 1758 if (op->type == PLAYER)
1891 if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) || 1759 if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||
1892 (QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN))) 1760 (QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))
1893 diff /= 4.0; 1761 diff /= 4.0;
1920/* 1788/*
1921 * present_arch(arch, map, x, y) searches for any objects with 1789 * present_arch(arch, map, x, y) searches for any objects with
1922 * a matching archetype at the given map and coordinates. 1790 * a matching archetype at the given map and coordinates.
1923 * The first matching object is returned, or NULL if none. 1791 * The first matching object is returned, or NULL if none.
1924 */ 1792 */
1925
1926object * 1793object *
1927present_arch (const archetype *at, maptile *m, int x, int y) 1794present_arch (const archetype *at, maptile *m, int x, int y)
1928{ 1795{
1929 object *
1930 tmp;
1931
1932 if (m == NULL || out_of_map (m, x, y)) 1796 if (!m || out_of_map (m, x, y))
1933 { 1797 {
1934 LOG (llevError, "Present_arch called outside map.\n"); 1798 LOG (llevError, "Present_arch called outside map.\n");
1935 return NULL; 1799 return NULL;
1936 } 1800 }
1937 for (tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = tmp->above) 1801
1802 for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)
1938 if (tmp->arch == at) 1803 if (tmp->arch == at)
1939 return tmp; 1804 return tmp;
1805
1940 return NULL; 1806 return NULL;
1941} 1807}
1942 1808
1943/* 1809/*
1944 * present(type, map, x, y) searches for any objects with 1810 * present(type, map, x, y) searches for any objects with
1945 * a matching type variable at the given map and coordinates. 1811 * a matching type variable at the given map and coordinates.
1946 * The first matching object is returned, or NULL if none. 1812 * The first matching object is returned, or NULL if none.
1947 */ 1813 */
1948
1949object * 1814object *
1950present (unsigned char type, maptile *m, int x, int y) 1815present (unsigned char type, maptile *m, int x, int y)
1951{ 1816{
1952 object *
1953 tmp;
1954
1955 if (out_of_map (m, x, y)) 1817 if (out_of_map (m, x, y))
1956 { 1818 {
1957 LOG (llevError, "Present called outside map.\n"); 1819 LOG (llevError, "Present called outside map.\n");
1958 return NULL; 1820 return NULL;
1959 } 1821 }
1960 for (tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = tmp->above) 1822
1823 for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)
1961 if (tmp->type == type) 1824 if (tmp->type == type)
1962 return tmp; 1825 return tmp;
1826
1963 return NULL; 1827 return NULL;
1964} 1828}
1965 1829
1966/* 1830/*
1967 * present_in_ob(type, object) searches for any objects with 1831 * present_in_ob(type, object) searches for any objects with
1968 * a matching type variable in the inventory of the given object. 1832 * a matching type variable in the inventory of the given object.
1969 * The first matching object is returned, or NULL if none. 1833 * The first matching object is returned, or NULL if none.
1970 */ 1834 */
1971
1972object * 1835object *
1973present_in_ob (unsigned char type, const object *op) 1836present_in_ob (unsigned char type, const object *op)
1974{ 1837{
1975 object *
1976 tmp;
1977
1978 for (tmp = op->inv; tmp != NULL; tmp = tmp->below) 1838 for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)
1979 if (tmp->type == type) 1839 if (tmp->type == type)
1980 return tmp; 1840 return tmp;
1841
1981 return NULL; 1842 return NULL;
1982} 1843}
1983 1844
1984/* 1845/*
1985 * present_in_ob (type, str, object) searches for any objects with 1846 * present_in_ob (type, str, object) searches for any objects with
1993 * str is the string to match against. Note that we match against 1854 * str is the string to match against. Note that we match against
1994 * the object name, not the archetype name. this is so that the 1855 * the object name, not the archetype name. this is so that the
1995 * spell code can use one object type (force), but change it's name 1856 * spell code can use one object type (force), but change it's name
1996 * to be unique. 1857 * to be unique.
1997 */ 1858 */
1998
1999object * 1859object *
2000present_in_ob_by_name (int type, const char *str, const object *op) 1860present_in_ob_by_name (int type, const char *str, const object *op)
2001{ 1861{
2002 object *
2003 tmp;
2004
2005 for (tmp = op->inv; tmp != NULL; tmp = tmp->below) 1862 for (object *tmp = op->inv; tmp; tmp = tmp->below)
2006 {
2007 if ((type == -1 || tmp->type == type) && (!strcmp (str, tmp->name))) 1863 if ((type == -1 || tmp->type == type) && (!strcmp (str, tmp->name)))
2008 return tmp; 1864 return tmp;
2009 } 1865
2010 return NULL; 1866 return 0;
2011} 1867}
2012 1868
2013/* 1869/*
2014 * present_arch_in_ob(archetype, object) searches for any objects with 1870 * present_arch_in_ob(archetype, object) searches for any objects with
2015 * a matching archetype in the inventory of the given object. 1871 * a matching archetype in the inventory of the given object.
2016 * The first matching object is returned, or NULL if none. 1872 * The first matching object is returned, or NULL if none.
2017 */ 1873 */
2018
2019object * 1874object *
2020present_arch_in_ob (const archetype *at, const object *op) 1875present_arch_in_ob (const archetype *at, const object *op)
2021{ 1876{
2022 object *
2023 tmp;
2024
2025 for (tmp = op->inv; tmp != NULL; tmp = tmp->below) 1877 for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)
2026 if (tmp->arch == at) 1878 if (tmp->arch == at)
2027 return tmp; 1879 return tmp;
1880
2028 return NULL; 1881 return NULL;
2029} 1882}
2030 1883
2031/* 1884/*
2032 * activate recursively a flag on an object inventory 1885 * activate recursively a flag on an object inventory
2033 */ 1886 */
2034void 1887void
2035flag_inv (object *op, int flag) 1888flag_inv (object *op, int flag)
2036{ 1889{
2037 object *
2038 tmp;
2039
2040 if (op->inv) 1890 if (op->inv)
2041 for (tmp = op->inv; tmp != NULL; tmp = tmp->below) 1891 for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)
2042 { 1892 {
2043 SET_FLAG (tmp, flag); 1893 SET_FLAG (tmp, flag);
2044 flag_inv (tmp, flag); 1894 flag_inv (tmp, flag);
2045 } 1895 }
2046} /* 1896}
1897
1898/*
2047 * desactivate recursively a flag on an object inventory 1899 * deactivate recursively a flag on an object inventory
2048 */ 1900 */
2049void 1901void
2050unflag_inv (object *op, int flag) 1902unflag_inv (object *op, int flag)
2051{ 1903{
2052 object *
2053 tmp;
2054
2055 if (op->inv) 1904 if (op->inv)
2056 for (tmp = op->inv; tmp != NULL; tmp = tmp->below) 1905 for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)
2057 { 1906 {
2058 CLEAR_FLAG (tmp, flag); 1907 CLEAR_FLAG (tmp, flag);
2059 unflag_inv (tmp, flag); 1908 unflag_inv (tmp, flag);
2060 } 1909 }
2061} 1910}
2064 * set_cheat(object) sets the cheat flag (WAS_WIZ) in the object and in 1913 * set_cheat(object) sets the cheat flag (WAS_WIZ) in the object and in
2065 * all it's inventory (recursively). 1914 * all it's inventory (recursively).
2066 * If checksums are used, a player will get set_cheat called for 1915 * If checksums are used, a player will get set_cheat called for
2067 * him/her-self and all object carried by a call to this function. 1916 * him/her-self and all object carried by a call to this function.
2068 */ 1917 */
2069
2070void 1918void
2071set_cheat (object *op) 1919set_cheat (object *op)
2072{ 1920{
2073 SET_FLAG (op, FLAG_WAS_WIZ); 1921 SET_FLAG (op, FLAG_WAS_WIZ);
2074 flag_inv (op, FLAG_WAS_WIZ); 1922 flag_inv (op, FLAG_WAS_WIZ);
2093 * because arch_blocked (now ob_blocked) needs to know the movement type 1941 * because arch_blocked (now ob_blocked) needs to know the movement type
2094 * to know if the space in question will block the object. We can't use 1942 * to know if the space in question will block the object. We can't use
2095 * the archetype because that isn't correct if the monster has been 1943 * the archetype because that isn't correct if the monster has been
2096 * customized, changed states, etc. 1944 * customized, changed states, etc.
2097 */ 1945 */
2098
2099int 1946int
2100find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop) 1947find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
2101{ 1948{
2102 int
2103 i,
2104 index = 0, flag; 1949 int index = 0, flag;
2105 static int
2106 altern[SIZEOFFREE]; 1950 int altern[SIZEOFFREE];
2107 1951
2108 for (i = start; i < stop; i++) 1952 for (int i = start; i < stop; i++)
2109 { 1953 {
2110 flag = ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]); 1954 flag = ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]);
2111 if (!flag) 1955 if (!flag)
2112 altern[index++] = i; 1956 altern [index++] = i;
2113 1957
2114 /* Basically, if we find a wall on a space, we cut down the search size. 1958 /* Basically, if we find a wall on a space, we cut down the search size.
2115 * In this way, we won't return spaces that are on another side of a wall. 1959 * In this way, we won't return spaces that are on another side of a wall.
2116 * This mostly work, but it cuts down the search size in all directions - 1960 * This mostly work, but it cuts down the search size in all directions -
2117 * if the space being examined only has a wall to the north and empty 1961 * if the space being examined only has a wall to the north and empty
2133 * find_first_free_spot(archetype, maptile, x, y) works like 1977 * find_first_free_spot(archetype, maptile, x, y) works like
2134 * find_free_spot(), but it will search max number of squares. 1978 * find_free_spot(), but it will search max number of squares.
2135 * But it will return the first available spot, not a random choice. 1979 * But it will return the first available spot, not a random choice.
2136 * Changed 0.93.2: Have it return -1 if there is no free spot available. 1980 * Changed 0.93.2: Have it return -1 if there is no free spot available.
2137 */ 1981 */
2138
2139int 1982int
2140find_first_free_spot (const object *ob, maptile *m, int x, int y) 1983find_first_free_spot (const object *ob, maptile *m, int x, int y)
2141{ 1984{
2142 int
2143 i;
2144
2145 for (i = 0; i < SIZEOFFREE; i++) 1985 for (int i = 0; i < SIZEOFFREE; i++)
2146 {
2147 if (!ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i])) 1986 if (!ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]))
2148 return i; 1987 return i;
2149 } 1988
2150 return -1; 1989 return -1;
2151} 1990}
2152 1991
2153/* 1992/*
2154 * The function permute(arr, begin, end) randomly reorders the array 1993 * The function permute(arr, begin, end) randomly reorders the array
2155 * arr[begin..end-1]. 1994 * arr[begin..end-1].
1995 * now uses a fisher-yates shuffle, old permute was broken
2156 */ 1996 */
2157static void 1997static void
2158permute (int *arr, int begin, int end) 1998permute (int *arr, int begin, int end)
2159{ 1999{
2160 int 2000 arr += begin;
2161 i,
2162 j,
2163 tmp,
2164 len;
2165
2166 len = end - begin; 2001 end -= begin;
2167 for (i = begin; i < end; i++)
2168 {
2169 j = begin + RANDOM () % len;
2170 2002
2171 tmp = arr[i]; 2003 while (--end)
2172 arr[i] = arr[j]; 2004 swap (arr [end], arr [RANDOM () % (end + 1)]);
2173 arr[j] = tmp;
2174 }
2175} 2005}
2176 2006
2177/* new function to make monster searching more efficient, and effective! 2007/* new function to make monster searching more efficient, and effective!
2178 * This basically returns a randomized array (in the passed pointer) of 2008 * This basically returns a randomized array (in the passed pointer) of
2179 * the spaces to find monsters. In this way, it won't always look for 2009 * the spaces to find monsters. In this way, it won't always look for
2182 * the 3x3 area will be searched, just not in a predictable order. 2012 * the 3x3 area will be searched, just not in a predictable order.
2183 */ 2013 */
2184void 2014void
2185get_search_arr (int *search_arr) 2015get_search_arr (int *search_arr)
2186{ 2016{
2187 int 2017 int i;
2188 i;
2189 2018
2190 for (i = 0; i < SIZEOFFREE; i++) 2019 for (i = 0; i < SIZEOFFREE; i++)
2191 {
2192 search_arr[i] = i; 2020 search_arr[i] = i;
2193 }
2194 2021
2195 permute (search_arr, 1, SIZEOFFREE1 + 1); 2022 permute (search_arr, 1, SIZEOFFREE1 + 1);
2196 permute (search_arr, SIZEOFFREE1 + 1, SIZEOFFREE2 + 1); 2023 permute (search_arr, SIZEOFFREE1 + 1, SIZEOFFREE2 + 1);
2197 permute (search_arr, SIZEOFFREE2 + 1, SIZEOFFREE); 2024 permute (search_arr, SIZEOFFREE2 + 1, SIZEOFFREE);
2198} 2025}
2207 * Perhaps incorrectly, but I'm making the assumption that exclude 2034 * Perhaps incorrectly, but I'm making the assumption that exclude
2208 * is actually want is going to try and move there. We need this info 2035 * is actually want is going to try and move there. We need this info
2209 * because we have to know what movement the thing looking to move 2036 * because we have to know what movement the thing looking to move
2210 * there is capable of. 2037 * there is capable of.
2211 */ 2038 */
2212
2213int 2039int
2214find_dir (maptile *m, int x, int y, object *exclude) 2040find_dir (maptile *m, int x, int y, object *exclude)
2215{ 2041{
2216 int
2217 i,
2218 max = SIZEOFFREE, mflags; 2042 int i, max = SIZEOFFREE, mflags;
2219 2043
2220 sint16 nx, ny; 2044 sint16 nx, ny;
2221 object * 2045 object *tmp;
2222 tmp;
2223 maptile * 2046 maptile *mp;
2224 mp;
2225 2047
2226 MoveType blocked, move_type; 2048 MoveType blocked, move_type;
2227 2049
2228 if (exclude && exclude->head) 2050 if (exclude && exclude->head)
2229 { 2051 {
2241 mp = m; 2063 mp = m;
2242 nx = x + freearr_x[i]; 2064 nx = x + freearr_x[i];
2243 ny = y + freearr_y[i]; 2065 ny = y + freearr_y[i];
2244 2066
2245 mflags = get_map_flags (m, &mp, nx, ny, &nx, &ny); 2067 mflags = get_map_flags (m, &mp, nx, ny, &nx, &ny);
2068
2246 if (mflags & P_OUT_OF_MAP) 2069 if (mflags & P_OUT_OF_MAP)
2247 {
2248 max = maxfree[i]; 2070 max = maxfree[i];
2249 }
2250 else 2071 else
2251 { 2072 {
2252 blocked = GET_MAP_MOVE_BLOCK (mp, nx, ny); 2073 mapspace &ms = mp->at (nx, ny);
2074
2075 blocked = ms.move_block;
2253 2076
2254 if ((move_type & blocked) == move_type) 2077 if ((move_type & blocked) == move_type)
2255 {
2256 max = maxfree[i]; 2078 max = maxfree[i];
2257 }
2258 else if (mflags & P_IS_ALIVE) 2079 else if (mflags & P_IS_ALIVE)
2259 { 2080 {
2260 for (tmp = GET_MAP_OB (mp, nx, ny); tmp != NULL; tmp = tmp->above) 2081 for (tmp = ms.bot; tmp; tmp = tmp->above)
2261 { 2082 if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)
2262 if ((QUERY_FLAG (tmp, FLAG_MONSTER) || tmp->type == PLAYER) && (tmp != exclude || (tmp->head && tmp->head != exclude))) 2083 && (tmp != exclude || (tmp->head && tmp->head != exclude)))
2263 {
2264 break; 2084 break;
2265 } 2085
2266 }
2267 if (tmp) 2086 if (tmp)
2268 {
2269 return freedir[i]; 2087 return freedir[i];
2270 }
2271 } 2088 }
2272 } 2089 }
2273 } 2090 }
2091
2274 return 0; 2092 return 0;
2275} 2093}
2276 2094
2277/* 2095/*
2278 * distance(object 1, object 2) will return the square of the 2096 * distance(object 1, object 2) will return the square of the
2279 * distance between the two given objects. 2097 * distance between the two given objects.
2280 */ 2098 */
2281
2282int 2099int
2283distance (const object *ob1, const object *ob2) 2100distance (const object *ob1, const object *ob2)
2284{ 2101{
2285 int
2286 i;
2287
2288 i = (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y); 2102 return (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);
2289 return i;
2290} 2103}
2291 2104
2292/* 2105/*
2293 * find_dir_2(delta-x,delta-y) will return a direction in which 2106 * find_dir_2(delta-x,delta-y) will return a direction in which
2294 * an object which has subtracted the x and y coordinates of another 2107 * an object which has subtracted the x and y coordinates of another
2295 * object, needs to travel toward it. 2108 * object, needs to travel toward it.
2296 */ 2109 */
2297
2298int 2110int
2299find_dir_2 (int x, int y) 2111find_dir_2 (int x, int y)
2300{ 2112{
2301 int 2113 int q;
2302 q;
2303 2114
2304 if (y) 2115 if (y)
2305 q = x * 100 / y; 2116 q = x * 100 / y;
2306 else if (x) 2117 else if (x)
2307 q = -300 * x; 2118 q = -300 * x;
2332 2143
2333 return 3; 2144 return 3;
2334} 2145}
2335 2146
2336/* 2147/*
2337 * absdir(int): Returns a number between 1 and 8, which represent
2338 * the "absolute" direction of a number (it actually takes care of
2339 * "overflow" in previous calculations of a direction).
2340 */
2341
2342int
2343absdir (int d)
2344{
2345 while (d < 1)
2346 d += 8;
2347 while (d > 8)
2348 d -= 8;
2349 return d;
2350}
2351
2352/*
2353 * dirdiff(dir1, dir2) returns how many 45-degrees differences there is 2148 * dirdiff(dir1, dir2) returns how many 45-degrees differences there is
2354 * between two directions (which are expected to be absolute (see absdir()) 2149 * between two directions (which are expected to be absolute (see absdir())
2355 */ 2150 */
2356
2357int 2151int
2358dirdiff (int dir1, int dir2) 2152dirdiff (int dir1, int dir2)
2359{ 2153{
2360 int 2154 int d;
2361 d;
2362 2155
2363 d = abs (dir1 - dir2); 2156 d = abs (dir1 - dir2);
2364 if (d > 4) 2157 if (d > 4)
2365 d = 8 - d; 2158 d = 8 - d;
2159
2366 return d; 2160 return d;
2367} 2161}
2368 2162
2369/* peterm: 2163/* peterm:
2370 * do LOS stuff for ball lightning. Go after the closest VISIBLE monster. 2164 * do LOS stuff for ball lightning. Go after the closest VISIBLE monster.
2373 * This basically means that if direction is 15, then it could either go 2167 * This basically means that if direction is 15, then it could either go
2374 * direction 4, 14, or 16 to get back to where we are. 2168 * direction 4, 14, or 16 to get back to where we are.
2375 * Moved from spell_util.c to object.c with the other related direction 2169 * Moved from spell_util.c to object.c with the other related direction
2376 * functions. 2170 * functions.
2377 */ 2171 */
2378
2379int
2380 reduction_dir[SIZEOFFREE][3] = { 2172int reduction_dir[SIZEOFFREE][3] = {
2381 {0, 0, 0}, /* 0 */ 2173 {0, 0, 0}, /* 0 */
2382 {0, 0, 0}, /* 1 */ 2174 {0, 0, 0}, /* 1 */
2383 {0, 0, 0}, /* 2 */ 2175 {0, 0, 0}, /* 2 */
2384 {0, 0, 0}, /* 3 */ 2176 {0, 0, 0}, /* 3 */
2385 {0, 0, 0}, /* 4 */ 2177 {0, 0, 0}, /* 4 */
2433 * find a path to that monster that we found. If not, 2225 * find a path to that monster that we found. If not,
2434 * we don't bother going toward it. Returns 1 if we 2226 * we don't bother going toward it. Returns 1 if we
2435 * can see a direct way to get it 2227 * can see a direct way to get it
2436 * Modified to be map tile aware -.MSW 2228 * Modified to be map tile aware -.MSW
2437 */ 2229 */
2438
2439
2440int 2230int
2441can_see_monsterP (maptile *m, int x, int y, int dir) 2231can_see_monsterP (maptile *m, int x, int y, int dir)
2442{ 2232{
2443 sint16 dx, dy; 2233 sint16 dx, dy;
2444 int
2445 mflags; 2234 int mflags;
2446 2235
2447 if (dir < 0) 2236 if (dir < 0)
2448 return 0; /* exit condition: invalid direction */ 2237 return 0; /* exit condition: invalid direction */
2449 2238
2450 dx = x + freearr_x[dir]; 2239 dx = x + freearr_x[dir];
2463 return 0; 2252 return 0;
2464 2253
2465 /* yes, can see. */ 2254 /* yes, can see. */
2466 if (dir < 9) 2255 if (dir < 9)
2467 return 1; 2256 return 1;
2257
2468 return can_see_monsterP (m, x, y, reduction_dir[dir][0]) | 2258 return can_see_monsterP (m, x, y, reduction_dir[dir][0])
2469 can_see_monsterP (m, x, y, reduction_dir[dir][1]) | can_see_monsterP (m, x, y, reduction_dir[dir][2]); 2259 | can_see_monsterP (m, x, y, reduction_dir[dir][1])
2260 | can_see_monsterP (m, x, y, reduction_dir[dir][2]);
2470} 2261}
2471
2472
2473 2262
2474/* 2263/*
2475 * can_pick(picker, item): finds out if an object is possible to be 2264 * can_pick(picker, item): finds out if an object is possible to be
2476 * picked up by the picker. Returnes 1 if it can be 2265 * picked up by the picker. Returnes 1 if it can be
2477 * picked up, otherwise 0. 2266 * picked up, otherwise 0.
2488 return /*QUERY_FLAG(who,FLAG_WIZ)|| */ 2277 return /*QUERY_FLAG(who,FLAG_WIZ)|| */
2489 (item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) && 2278 (item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&
2490 !QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->type == PLAYER || item->weight < who->weight / 3)); 2279 !QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->type == PLAYER || item->weight < who->weight / 3));
2491} 2280}
2492 2281
2493
2494/* 2282/*
2495 * create clone from object to another 2283 * create clone from object to another
2496 */ 2284 */
2497object * 2285object *
2498object_create_clone (object *asrc) 2286object_create_clone (object *asrc)
2517 { 2305 {
2518 dst = tmp; 2306 dst = tmp;
2519 tmp->head = 0; 2307 tmp->head = 0;
2520 } 2308 }
2521 else 2309 else
2522 {
2523 tmp->head = dst; 2310 tmp->head = dst;
2524 }
2525 2311
2526 tmp->more = 0; 2312 tmp->more = 0;
2527 2313
2528 if (prev) 2314 if (prev)
2529 prev->more = tmp; 2315 prev->more = tmp;
2541/* Basically, we save the content of the string to a temp file, then call */ 2327/* Basically, we save the content of the string to a temp file, then call */
2542/* load_object on it. I admit it is a highly inefficient way to make things, */ 2328/* load_object on it. I admit it is a highly inefficient way to make things, */
2543/* but it was simple to make and allows reusing the load_object function. */ 2329/* but it was simple to make and allows reusing the load_object function. */
2544/* Remember not to use load_object_str in a time-critical situation. */ 2330/* Remember not to use load_object_str in a time-critical situation. */
2545/* Also remember that multiparts objects are not supported for now. */ 2331/* Also remember that multiparts objects are not supported for now. */
2546
2547object * 2332object *
2548load_object_str (const char *obstr) 2333load_object_str (const char *obstr)
2549{ 2334{
2550 object *op; 2335 object *op;
2551 char filename[MAX_BUF]; 2336 char filename[MAX_BUF];
2581 * returns NULL if no match. 2366 * returns NULL if no match.
2582 */ 2367 */
2583object * 2368object *
2584find_obj_by_type_subtype (const object *who, int type, int subtype) 2369find_obj_by_type_subtype (const object *who, int type, int subtype)
2585{ 2370{
2586 object *tmp;
2587
2588 for (tmp = who->inv; tmp; tmp = tmp->below) 2371 for (object *tmp = who->inv; tmp; tmp = tmp->below)
2589 if (tmp->type == type && tmp->subtype == subtype) 2372 if (tmp->type == type && tmp->subtype == subtype)
2590 return tmp; 2373 return tmp;
2591 2374
2592 return NULL; 2375 return 0;
2593} 2376}
2594 2377
2595/* If ob has a field named key, return the link from the list, 2378/* If ob has a field named key, return the link from the list,
2596 * otherwise return NULL. 2379 * otherwise return NULL.
2597 * 2380 *
2599 * do the desired thing. 2382 * do the desired thing.
2600 */ 2383 */
2601key_value * 2384key_value *
2602get_ob_key_link (const object *ob, const char *key) 2385get_ob_key_link (const object *ob, const char *key)
2603{ 2386{
2604 key_value *link;
2605
2606 for (link = ob->key_values; link != NULL; link = link->next) 2387 for (key_value *link = ob->key_values; link; link = link->next)
2607 if (link->key == key) 2388 if (link->key == key)
2608 return link; 2389 return link;
2609 2390
2610 return NULL; 2391 return 0;
2611} 2392}
2612 2393
2613/* 2394/*
2614 * Returns the value of op has an extra_field for key, or NULL. 2395 * Returns the value of op has an extra_field for key, or NULL.
2615 * 2396 *
2655 * Returns TRUE on success. 2436 * Returns TRUE on success.
2656 */ 2437 */
2657int 2438int
2658set_ob_key_value_s (object *op, const shstr & canonical_key, const char *value, int add_key) 2439set_ob_key_value_s (object *op, const shstr & canonical_key, const char *value, int add_key)
2659{ 2440{
2660 key_value *
2661 field = NULL, *last = NULL; 2441 key_value *field = NULL, *last = NULL;
2662 2442
2663 for (field = op->key_values; field != NULL; field = field->next) 2443 for (field = op->key_values; field != NULL; field = field->next)
2664 { 2444 {
2665 if (field->key != canonical_key) 2445 if (field->key != canonical_key)
2666 { 2446 {
2694 /* IF we get here, key doesn't exist */ 2474 /* IF we get here, key doesn't exist */
2695 2475
2696 /* No field, we'll have to add it. */ 2476 /* No field, we'll have to add it. */
2697 2477
2698 if (!add_key) 2478 if (!add_key)
2699 {
2700 return FALSE; 2479 return FALSE;
2701 } 2480
2702 /* There isn't any good reason to store a null 2481 /* There isn't any good reason to store a null
2703 * value in the key/value list. If the archetype has 2482 * value in the key/value list. If the archetype has
2704 * this key, then we should also have it, so shouldn't 2483 * this key, then we should also have it, so shouldn't
2705 * be here. If user wants to store empty strings, 2484 * be here. If user wants to store empty strings,
2706 * should pass in "" 2485 * should pass in ""
2755 } 2534 }
2756 else 2535 else
2757 item = item->env; 2536 item = item->env;
2758} 2537}
2759 2538
2539
2540const char *
2541object::flag_desc (char *desc, int len) const
2542{
2543 char *p = desc;
2544 bool first = true;
2545
2546 *p = 0;
2547
2548 for (int i = 0; i < NUM_FLAGS; i++)
2549 {
2550 if (len <= 10) // magic constant!
2551 {
2552 snprintf (p, len, ",...");
2553 break;
2554 }
2555
2556 if (flag [i])
2557 {
2558 int cnt = snprintf (p, len, "%s%d", first ? "" : ",", i);
2559 len -= cnt;
2560 p += cnt;
2561 first = false;
2562 }
2563 }
2564
2565 return desc;
2566}
2567
2760// return a suitable string describing an objetc in enough detail to find it 2568// return a suitable string describing an object in enough detail to find it
2761const char * 2569const char *
2762object::debug_desc (char *info) const 2570object::debug_desc (char *info) const
2763{ 2571{
2572 char flagdesc[512];
2764 char info2[256 * 3]; 2573 char info2[256 * 4];
2765 char *p = info; 2574 char *p = info;
2766 2575
2767 p += snprintf (p, 256, "%d=\"%s%s%s\"", 2576 p += snprintf (p, 512, "{cnt:%d,uuid:<1,%" PRIx64 ">,name:\"%s\"%s%s,flags:[%s],type:%d}",
2768 count, 2577 count, uuid.seq,
2769 &name, 2578 &name,
2770 title ? " " : "", 2579 title ? "\",title:\"" : "",
2771 title ? (const char *)title : ""); 2580 title ? (const char *)title : "",
2581 flag_desc (flagdesc, 512), type);
2772 2582
2773 if (env) 2583 if (env)
2774 p += snprintf (p, 256, "(in %s)", env->debug_desc (info2)); 2584 p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2775 2585
2776 if (map) 2586 if (map)
2777 p += snprintf (p, 256, "(on %s@%d+%d)", map->path, x, y); 2587 p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);
2778 2588
2779 return info; 2589 return info;
2780} 2590}
2781 2591
2782const char * 2592const char *
2783object::debug_desc () const 2593object::debug_desc () const
2784{ 2594{
2785 static char info[256 * 3]; 2595 static char info[256 * 4];
2786 return debug_desc (info); 2596 return debug_desc (info);
2787} 2597}
2788 2598
2599const char *
2600object::debug_desc2 () const
2601{
2602 static char info[256 * 4];
2603 return debug_desc (info);
2604}
2605

Diff Legend

Removed lines
+ Added lines
< Changed lines
> Changed lines