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Comparing deliantra/server/common/object.C (file contents):
Revision 1.81 by root, Sat Dec 23 13:56:25 2006 UTC vs.
Revision 1.155 by root, Thu May 17 21:32:08 2007 UTC

1	/*	1	/*
2	CrossFire, A Multiplayer game for X-windows	2	* CrossFire, A Multiplayer game
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>
28	#include <stdio.h>	29	#include <stdio.h>
29	#include <sys/types.h>	30	#include <sys/types.h>
30	#include <sys/uio.h>	31	#include <sys/uio.h>
31	#include <object.h>	32	#include <object.h>
32	#include <funcpoint.h>	33	#include <funcpoint.h>
		34	#include <sproto.h>
33	#include <loader.h>	35	#include <loader.h>
34		36
35	#include <bitset>	37	#include <bitset>
36		38
37	int nrofallocobjects = 0;	39	int nrofallocobjects = 0;
38	static UUID uuid;	40	static UUID uuid;
39	const uint64 UUID_SKIP = 1<<19;	41	const uint64 UUID_SKIP = 1<<19;
40		42
41	object *active_objects; /* List of active objects that need to be processed */	43	objectvec objects;
		44	activevec actives;
42		45
43	short 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,	46	short 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	47	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	};	48	};
46	short 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,	49	short 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	144	* objects with lists are rare, and lists stay short. If not, use a
142	* different structure or at least keep the lists sorted...	145	* different structure or at least keep the lists sorted...
143	*/	146	*/
144		147
145	/* For each field in wants, */	148	/* For each field in wants, */
146	for (wants_field = wants->key_values; wants_field != NULL; wants_field = wants_field->next)	149	for (wants_field = wants->key_values; wants_field; wants_field = wants_field->next)
147	{	150	{
148	key_value *has_field;	151	key_value *has_field;
149		152
150	/* Look for a field in has with the same key. */	153	/* Look for a field in has with the same key. */
151	has_field = get_ob_key_link (has, wants_field->key);	154	has_field = get_ob_key_link (has, wants_field->key);
…		…
190	* Check nrof variable *before* calling can_merge()	193	* Check nrof variable *before* calling can_merge()
191	*	194	*
192	* Improvements made with merge: Better checking on potion, and also	195	* Improvements made with merge: Better checking on potion, and also
193	* check weight	196	* check weight
194	*/	197	*/
195
196	bool object::can_merge_slow (object *ob1, object *ob2)	198	bool object::can_merge_slow (object *ob1, object *ob2)
197	{	199	{
198	/* A couple quicksanity checks */	200	/* A couple quicksanity checks */
199	if (ob1 == ob2	201	if (ob1 == ob2
200	|| ob1->type != ob2->type	202	|| ob1->type != ob2->type
…		…
277		279
278	/* Note sure why the following is the case - either the object has to	280	/* 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	281	* be animated or have a very low speed. Is this an attempted monster
280	* check?	282	* check?
281	*/	283	*/
282	if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && FABS ((ob1)->speed) > MIN_ACTIVE_SPEED)	284	if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && ob1->has_active_speed ())
283	return 0;	285	return 0;
284		286
285	switch (ob1->type)	287	switch (ob1->type)
286	{	288	{
287	case SCROLL:	289	case SCROLL:
…		…
323	sum_weight (object *op)	325	sum_weight (object *op)
324	{	326	{
325	long sum;	327	long sum;
326	object *inv;	328	object *inv;
327		329
328	for (sum = 0, inv = op->inv; inv != NULL; inv = inv->below)	330	for (sum = 0, inv = op->inv; inv; inv = inv->below)
329	{	331	{
330	if (inv->inv)	332	if (inv->inv)
331	sum_weight (inv);	333	sum_weight (inv);
		334
332	sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1);	335	sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1);
333	}	336	}
334		337
335	if (op->type == CONTAINER && op->stats.Str)	338	if (op->type == CONTAINER && op->stats.Str)
336	sum = (sum * (100 - op->stats.Str)) / 100;	339	sum = (sum * (100 - op->stats.Str)) / 100;
…		…
356	/*	359	/*
357	* Used by: Crossedit: dump. Server DM commands: dumpbelow, dump.	360	* Used by: Crossedit: dump. Server DM commands: dumpbelow, dump.
358	* Some error messages.	361	* Some error messages.
359	* The result of the dump is stored in the static global errmsg array.	362	* The result of the dump is stored in the static global errmsg array.
360	*/	363	*/
361
362	char *	364	char *
363	dump_object (object *op)	365	dump_object (object *op)
364	{	366	{
365	if (!op)	367	if (!op)
366	return strdup ("[NULLOBJ]");	368	return strdup ("[NULLOBJ]");
367		369
368	object_freezer freezer;	370	object_freezer freezer;
369	save_object (freezer, op, 3);	371	op->write (freezer);
370	return freezer.as_string ();	372	return freezer.as_string ();
371	}	373	}
372		374
373	/*	375	/*
374	* get_nearest_part(multi-object, object 2) returns the part of the	376	* get_nearest_part(multi-object, object 2) returns the part of the
…		…
391	}	393	}
392		394
393	/*	395	/*
394	* Returns the object which has the count-variable equal to the argument.	396	* Returns the object which has the count-variable equal to the argument.
395	*/	397	*/
396
397	object *	398	object *
398	find_object (tag_t i)	399	find_object (tag_t i)
399	{	400	{
400	for (object *op = object::first; op; op = op->next)	401	for_all_objects (op)
401	if (op->count == i)	402	if (op->count == i)
402	return op;	403	return op;
403		404
404	return 0;	405	return 0;
405	}	406	}
406		407
407	/*	408	/*
408	* Returns the first object which has a name equal to the argument.	409	* Returns the first object which has a name equal to the argument.
409	* Used only by the patch command, but not all that useful.	410	* Used only by the patch command, but not all that useful.
410	* Enables features like "patch <name-of-other-player> food 999"	411	* Enables features like "patch <name-of-other-player> food 999"
411	*/	412	*/
412
413	object *	413	object *
414	find_object_name (const char *str)	414	find_object_name (const char *str)
415	{	415	{
416	shstr_cmp str_ (str);	416	shstr_cmp str_ (str);
417	object *op;	417	object *op;
418		418
419	for (op = object::first; op != NULL; op = op->next)	419	for_all_objects (op)
420	if (op->name == str_)	420	if (op->name == str_)
421	break;	421	break;
422		422
423	return op;	423	return op;
424	}	424	}
…		…
450	owner = owner->owner;	450	owner = owner->owner;
451		451
452	this->owner = owner;	452	this->owner = owner;
453	}	453	}
454		454
		455	int
		456	object::slottype () const
		457	{
		458	if (type == SKILL)
		459	{
		460	if (IS_COMBAT_SKILL (subtype)) return slot_combat;
		461	if (IS_RANGED_SKILL (subtype)) return slot_ranged;
		462	}
		463	else
		464	{
		465	if (slot [body_combat].info) return slot_combat;
		466	if (slot [body_range ].info) return slot_ranged;
		467	}
		468
		469	return slot_none;
		470	}
		471
		472	bool
		473	object::change_weapon (object *ob)
		474	{
		475	if (current_weapon == ob)
		476	return true;
		477
		478	if (chosen_skill)
		479	chosen_skill->flag [FLAG_APPLIED] = false;
		480
		481	current_weapon = ob;
		482	chosen_skill = !ob || ob->type == SKILL ? ob : find_skill_by_name (this, ob->skill);
		483
		484	if (chosen_skill)
		485	chosen_skill->flag [FLAG_APPLIED] = true;
		486
		487	update_stats ();
		488
		489	if (ob)
		490	{
		491	// now check wether any body locations became invalid, in which case
		492	// we cannot apply the weapon at the moment.
		493	for (int i = 0; i < NUM_BODY_LOCATIONS; ++i)
		494	if (slot[i].used < 0)
		495	{
		496	current_weapon = chosen_skill = 0;
		497	update_stats ();
		498
		499	new_draw_info_format (NDI_UNIQUE, 0, this,
		500	"You try to balance your applied items all at once, but the %s is too much. "
		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
455	/* Zero the key_values on op, decrementing the shared-string	520	/* Zero the key_values on op, decrementing the shared-string
456	* refcounts and freeing the links.	521	* refcounts and freeing the links.
457	*/	522	*/
458	static void	523	static void
459	free_key_values (object *op)	524	free_key_values (object *op)
460	{	525	{
461	for (key_value *i = op->key_values; i != 0;)	526	for (key_value *i = op->key_values; i; )
462	{	527	{
463	key_value *next = i->next;	528	key_value *next = i->next;
464	delete i;	529	delete i;
465		530
466	i = next;	531	i = next;
467	}	532	}
468		533
469	op->key_values = 0;	534	op->key_values = 0;
470	}	535	}
471		536
472	/*	537	object &
473	* copy_to first frees everything allocated by the dst object,	538	object::operator =(const object &src)
474	* and then copies the contents of itself into the second
475	* object, allocating what needs to be allocated. Basically, any
476	* data that is malloc'd needs to be re-malloc/copied. Otherwise,
477	* if the first object is freed, the pointers in the new object
478	* will point at garbage.
479	*/
480	void
481	object::copy_to (object *dst)
482	{	539	{
483	bool is_freed = QUERY_FLAG (dst, FLAG_FREED);	540	bool is_freed = flag [FLAG_FREED];
484	bool is_removed = QUERY_FLAG (dst, FLAG_REMOVED);	541	bool is_removed = flag [FLAG_REMOVED];
485		542
486	*(object_copy *)dst = *this;	543	*(object_copy *)this = src;
487		544
488	if (self || cb)	545	flag [FLAG_FREED] = is_freed;
489	INVOKE_OBJECT (CLONE, this, ARG_OBJECT (dst));	546	flag [FLAG_REMOVED] = is_removed;
490
491	if (is_freed)
492	SET_FLAG (dst, FLAG_FREED);
493
494	if (is_removed)
495	SET_FLAG (dst, FLAG_REMOVED);
496
497	if (speed < 0)
498	dst->speed_left = speed_left - RANDOM () % 200 / 100.0;
499		547
500	/* Copy over key_values, if any. */	548	/* Copy over key_values, if any. */
501	if (key_values)	549	if (src.key_values)
502	{	550	{
503	key_value *tail = 0;	551	key_value *tail = 0;
504	key_value *i;
505
506	dst->key_values = 0;	552	key_values = 0;
507		553
508	for (i = key_values; i; i = i->next)	554	for (key_value *i = src.key_values; i; i = i->next)
509	{	555	{
510	key_value *new_link = new key_value;	556	key_value *new_link = new key_value;
511		557
512	new_link->next = 0;	558	new_link->next = 0;
513	new_link->key = i->key;	559	new_link->key = i->key;
514	new_link->value = i->value;	560	new_link->value = i->value;
515		561
516	/* Try and be clever here, too. */	562	/* Try and be clever here, too. */
517	if (!dst->key_values)	563	if (!key_values)
518	{	564	{
519	dst->key_values = new_link;	565	key_values = new_link;
520	tail = new_link;	566	tail = new_link;
521	}	567	}
522	else	568	else
523	{	569	{
524	tail->next = new_link;	570	tail->next = new_link;
525	tail = new_link;	571	tail = new_link;
526	}	572	}
527	}	573	}
528	}	574	}
		575	}
529		576
530	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	*/
		585	void
		586	object::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
		596	void
		597	object::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 ();
531	}	613	}
532		614
533	object *	615	object *
534	object::clone ()	616	object::clone ()
535	{	617	{
…		…
541	/*	623	/*
542	* 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
543	* 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
544	* 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.
545	*/	627	*/
546
547	void	628	void
548	update_turn_face (object *op)	629	update_turn_face (object *op)
549	{	630	{
550	if (!QUERY_FLAG (op, FLAG_IS_TURNABLE) || op->arch == NULL)	631	if (!QUERY_FLAG (op, FLAG_IS_TURNABLE) || !op->arch)
551	return;	632	return;
		633
552	SET_ANIMATION (op, op->direction);	634	SET_ANIMATION (op, op->direction);
553	update_object (op, UP_OBJ_FACE);	635	update_object (op, UP_OBJ_FACE);
554	}	636	}
555		637
556	/*	638	/*
557	* 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
558	* 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.
559	* 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.
560	*/	642	*/
561	void	643	void
562	update_ob_speed (object *op)	644	object::set_speed (float speed)
563	{	645	{
564	extern int arch_init;	646	if (flag [FLAG_FREED] && speed)
565
566	/* No reason putting the archetypes objects on the speed list,
567	* since they never really need to be updated.
568	*/
569
570	if (QUERY_FLAG (op, FLAG_FREED) && op->speed)
571	{	647	{
572	LOG (llevError, "Object %s is freed but has speed.\n", &op->name);	648	LOG (llevError, "Object %s is freed but has speed.\n", &name);
573	#ifdef MANY_CORES
574	abort ();
575	#else
576	op->speed = 0;	649	speed = 0;
577	#endif
578	}
579
580	if (arch_init)
581	return;
582
583	if (FABS (op->speed) > MIN_ACTIVE_SPEED)
584	{	650	}
585	/* If already on active list, don't do anything */
586	if (op->active_next || op->active_prev || op == active_objects)
587	return;
588		651
589	/* process_events() expects us to insert the object at the beginning	652	this->speed = speed;
590	* of the list. */
591	op->active_next = active_objects;
592		653
593	if (op->active_next != NULL)	654	if (has_active_speed ())
594	op->active_next->active_prev = op;	655	activate ();
595
596	active_objects = op;
597	}
598	else	656	else
599	{	657	deactivate ();
600	/* If not on the active list, nothing needs to be done */
601	if (!op->active_next && !op->active_prev && op != active_objects)
602	return;
603
604	if (op->active_prev == NULL)
605	{
606	active_objects = op->active_next;
607
608	if (op->active_next != NULL)
609	op->active_next->active_prev = NULL;
610	}
611	else
612	{
613	op->active_prev->active_next = op->active_next;
614
615	if (op->active_next)
616	op->active_next->active_prev = op->active_prev;
617	}
618
619	op->active_next = NULL;
620	op->active_prev = NULL;
621	}
622	}
623
624	/* This function removes object 'op' from the list of active
625	* objects.
626	* This should only be used for style maps or other such
627	* reference maps where you don't want an object that isn't
628	* in play chewing up cpu time getting processed.
629	* The reverse of this is to call update_ob_speed, which
630	* will do the right thing based on the speed of the object.
631	*/
632	void
633	remove_from_active_list (object *op)
634	{
635	/* If not on the active list, nothing needs to be done */
636	if (!op->active_next && !op->active_prev && op != active_objects)
637	return;
638
639	if (op->active_prev == NULL)
640	{
641	active_objects = op->active_next;
642	if (op->active_next != NULL)
643	op->active_next->active_prev = NULL;
644	}
645	else
646	{
647	op->active_prev->active_next = op->active_next;
648	if (op->active_next)
649	op->active_next->active_prev = op->active_prev;
650	}
651	op->active_next = NULL;
652	op->active_prev = NULL;
653	}	658	}
654		659
655	/*	660	/*
656	* update_object() updates the the map.	661	* update_object() updates the the map.
657	* It takes into account invisible objects (and represent squares covered	662	* It takes into account invisible objects (and represent squares covered
…		…
670	* UP_OBJ_FACE: only the objects face has changed.	675	* UP_OBJ_FACE: only the objects face has changed.
671	*/	676	*/
672	void	677	void
673	update_object (object *op, int action)	678	update_object (object *op, int action)
674	{	679	{
675	MoveType move_on, move_off, move_block, move_slow;
676
677	if (op == NULL)	680	if (op == NULL)
678	{	681	{
679	/* this should never happen */	682	/* this should never happen */
680	LOG (llevDebug, "update_object() called for NULL object.\n");	683	LOG (llevDebug, "update_object() called for NULL object.\n");
681	return;	684	return;
…		…
694	*/	697	*/
695	if (!op->map || op->map->in_memory == MAP_SAVING)	698	if (!op->map || op->map->in_memory == MAP_SAVING)
696	return;	699	return;
697		700
698	/* make sure the object is within map boundaries */	701	/* make sure the object is within map boundaries */
699	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)
700	{	703	{
701	LOG (llevError, "update_object() called for object out of map!\n");	704	LOG (llevError, "update_object() called for object out of map!\n");
702	#ifdef MANY_CORES	705	#ifdef MANY_CORES
703	abort ();	706	abort ();
704	#endif	707	#endif
705	return;	708	return;
706	}	709	}
707		710
708	mapspace &m = op->ms ();	711	mapspace &m = op->ms ();
709		712
710	if (m.flags_ & P_NEED_UPDATE)	713	if (!(m.flags_ & P_UPTODATE))
711	/* nop */;	714	/* nop */;
712	else if (action == UP_OBJ_INSERT)	715	else if (action == UP_OBJ_INSERT)
713	{	716	{
714	// this is likely overkill, TODO: revisit (schmorp)	717	// this is likely overkill, TODO: revisit (schmorp)
715	if ((QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(m.flags_ & P_BLOCKSVIEW))	718	if ((QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(m.flags_ & P_BLOCKSVIEW))
…		…
724	/* 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
725	* to have move_allow right now.	728	* to have move_allow right now.
726	*/	729	*/
727	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block	730	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block
728	|| 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp)	731	|| 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp)
729	m.flags_ = P_NEED_UPDATE;	732	m.flags_ = 0;
730	}	733	}
731	/* if the object is being removed, we can't make intelligent	734	/* if the object is being removed, we can't make intelligent
732	* decisions, because remove_ob can't really pass the object	735	* decisions, because remove_ob can't really pass the object
733	* that is being removed.	736	* that is being removed.
734	*/	737	*/
735	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)	738	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)
736	m.flags_ = P_NEED_UPDATE;	739	m.flags_ = 0;
737	else if (action == UP_OBJ_FACE)	740	else if (action == UP_OBJ_FACE)
738	/* Nothing to do for that case */ ;	741	/* Nothing to do for that case */ ;
739	else	742	else
740	LOG (llevError, "update_object called with invalid action: %d\n", action);	743	LOG (llevError, "update_object called with invalid action: %d\n", action);
741		744
742	if (op->more)	745	if (op->more)
743	update_object (op->more, action);	746	update_object (op->more, action);
744	}	747	}
745		748
746	object::vector object::mortals;
747	object::vector object::objects; // not yet used
748	object *object::first;
749
750	void object::free_mortals ()
751	{
752	for (AUTODECL (i, mortals.begin ()); i != mortals.end ();)
753	if ((*i)->refcnt)
754	++i; // further delay freeing
755	else
756	{
757	delete *i;
758	mortals.erase (i);
759	}
760	}
761
762	object::object ()	749	object::object ()
763	{	750	{
764	SET_FLAG (this, FLAG_REMOVED);	751	SET_FLAG (this, FLAG_REMOVED);
765		752
766	expmul = 1.0;	753	expmul = 1.0;
767	face = blank_face;	754	face = blank_face;
768	}	755	}
769		756
770	object::~object ()	757	object::~object ()
771	{	758	{
		759	unlink ();
		760
772	free_key_values (this);	761	free_key_values (this);
773	}	762	}
774		763
		764	static int object_count;
		765
775	void object::link ()	766	void object::link ()
776	{	767	{
777	count = ++ob_count;	768	assert (!index);//D
778	uuid = gen_uuid ();	769	uuid = gen_uuid ();
		770	count = ++object_count;
779		771
780	prev = 0;	772	refcnt_inc ();
781	next = object::first;	773	objects.insert (this);
782
783	if (object::first)
784	object::first->prev = this;
785
786	object::first = this;
787	}	774	}
788		775
789	void object::unlink ()	776	void object::unlink ()
790	{	777	{
791	if (this == object::first)	778	if (!index)
792	object::first = next;	779	return;
793		780
794	/* Remove this object from the list of used objects */	781	objects.erase (this);
795	if (prev) prev->next = next;	782	refcnt_dec ();
796	if (next) next->prev = prev;	783	}
797		784
798	prev = 0;	785	void
799	next = 0;	786	object::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
		796	void
		797	object::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	*/
		813	void
		814	object::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
		823	void
		824	object::deactivate_recursive ()
		825	{
		826	for (object *op = inv; op; op = op->below)
		827	op->deactivate_recursive ();
		828
		829	deactivate ();
		830	}
		831
		832	void
		833	object::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	*/
		846	void
		847	object::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	}
800	}	890	}
801		891
802	object *object::create ()	892	object *object::create ()
803	{	893	{
804	object *op = new object;	894	object *op = new object;
805	op->link ();	895	op->link ();
806	return op;	896	return op;
807	}	897	}
808		898
809	/*	899	void
810	* free_object() frees everything allocated by an object, removes	900	object::do_destroy ()
811	* it from the list of used objects, and puts it on the list of
812	* free objects. The IS_FREED() flag is set in the object.
813	* The object must have been removed by remove_ob() first for
814	* this function to succeed.
815	*
816	* If destroy_inventory is set, free inventory as well. Else drop items in
817	* inventory to the ground.
818	*/
819	void object::destroy (bool destroy_inventory)
820	{	901	{
821	if (QUERY_FLAG (this, FLAG_FREED))	902	attachable::do_destroy ();
822	return;
823		903
824	if (QUERY_FLAG (this, FLAG_FRIENDLY))	904	if (flag [FLAG_IS_LINKED])
		905	remove_button_link (this);
		906
		907	if (flag [FLAG_FRIENDLY])
825	remove_friendly_object (this);	908	remove_friendly_object (this);
826		909
827	if (!QUERY_FLAG (this, FLAG_REMOVED))	910	if (!flag [FLAG_REMOVED])
828	remove ();	911	remove ();
829		912
830	SET_FLAG (this, FLAG_FREED);	913	destroy_inv (true);
831		914
832	if (more)	915	deactivate ();
833	{	916	unlink ();
834	more->destroy (destroy_inventory);
835	more = 0;
836	}
837		917
838	if (inv)	918	flag [FLAG_FREED] = 1;
839	{
840	/* Only if the space blocks everything do we not process -
841	* if some form of movement is allowed, let objects
842	* drop on that space.
843	*/
844	if (destroy_inventory || !map || map->in_memory != MAP_IN_MEMORY || GET_MAP_MOVE_BLOCK (map, x, y) == MOVE_ALL)
845	{
846	object *op = inv;
847
848	while (op)
849	{
850	object *tmp = op->below;
851	op->destroy (destroy_inventory);
852	op = tmp;
853	}
854	}
855	else
856	{ /* Put objects in inventory onto this space */
857	object *op = inv;
858
859	while (op)
860	{
861	object *tmp = op->below;
862
863	op->remove ();
864
865	if (QUERY_FLAG (op, FLAG_STARTEQUIP)
866	|| QUERY_FLAG (op, FLAG_NO_DROP) || op->type == RUNE || op->type == TRAP || QUERY_FLAG (op, FLAG_IS_A_TEMPLATE))
867	op->destroy ();
868	else
869	{
870	op->x = x;
871	op->y = y;
872	insert_ob_in_map (op, map, 0, 0); /* Insert in same map as the envir */
873	}
874
875	op = tmp;
876	}
877	}
878	}
879		919
880	// hack to ensure that freed objects still have a valid map	920	// hack to ensure that freed objects still have a valid map
881	{	921	{
882	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
883		923
…		…
887		927
888	freed_map->name = "/internal/freed_objects_map";	928	freed_map->name = "/internal/freed_objects_map";
889	freed_map->width = 3;	929	freed_map->width = 3;
890	freed_map->height = 3;	930	freed_map->height = 3;
891		931
892	freed_map->allocate ();	932	freed_map->alloc ();
		933	freed_map->in_memory = MAP_IN_MEMORY;
893	}	934	}
894		935
895	map = freed_map;	936	map = freed_map;
896	x = 1;	937	x = 1;
897	y = 1;	938	y = 1;
898	}	939	}
899		940
		941	head = 0;
		942
		943	if (more)
		944	{
		945	more->destroy ();
		946	more = 0;
		947	}
		948
900	// clear those pointers that likely might have circular references to us	949	// clear those pointers that likely might have circular references to us
901	owner = 0;	950	owner = 0;
902	enemy = 0;	951	enemy = 0;
903	attacked_by = 0;	952	attacked_by = 0;
		953	}
904		954
905	// only relevant for players(?), but make sure of it anyways	955	void
906	contr = 0;	956	object::destroy (bool destroy_inventory)
		957	{
		958	if (destroyed ())
		959	return;
907		960
908	/* Remove object from the active list */	961	if (destroy_inventory)
909	speed = 0;	962	destroy_inv (false);
910	update_ob_speed (this);
911		963
912	unlink ();	964	attachable::destroy ();
913
914	mortals.push_back (this);
915	}	965	}
916		966
917	/*	967	/*
918	* sub_weight() recursively (outwards) subtracts a number from the	968	* sub_weight() recursively (outwards) subtracts a number from the
919	* weight of an object (and what is carried by it's environment(s)).	969	* weight of an object (and what is carried by it's environment(s)).
…		…
935	* This function removes the object op from the linked list of objects	985	* This function removes the object op from the linked list of objects
936	* which it is currently tied to. When this function is done, the	986	* which it is currently tied to. When this function is done, the
937	* object will have no environment. If the object previously had an	987	* object will have no environment. If the object previously had an
938	* environment, the x and y coordinates will be updated to	988	* environment, the x and y coordinates will be updated to
939	* the previous environment.	989	* the previous environment.
940	* Beware: This function is called from the editor as well!
941	*/	990	*/
942	void	991	void
943	object::remove ()	992	object::do_remove ()
944	{	993	{
945	object *tmp, *last = 0;	994	object *tmp, *last = 0;
946	object *otmp;	995	object *otmp;
947		996
948	int check_walk_off;
949
950	if (QUERY_FLAG (this, FLAG_REMOVED))	997	if (QUERY_FLAG (this, FLAG_REMOVED))
951	return;	998	return;
952		999
953	SET_FLAG (this, FLAG_REMOVED);	1000	SET_FLAG (this, FLAG_REMOVED);
		1001	INVOKE_OBJECT (REMOVE, this);
954		1002
955	if (more)	1003	if (more)
956	more->remove ();	1004	more->remove ();
957		1005
958	/*	1006	/*
…		…
971	* to save cpu time.	1019	* to save cpu time.
972	*/	1020	*/
973	if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))	1021	if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
974	otmp->update_stats ();	1022	otmp->update_stats ();
975		1023
976	if (above != NULL)	1024	if (above)
977	above->below = below;	1025	above->below = below;
978	else	1026	else
979	env->inv = below;	1027	env->inv = below;
980		1028
981	if (below != NULL)	1029	if (below)
982	below->above = above;	1030	below->above = above;
983		1031
984	/* we set up values so that it could be inserted into	1032	/* we set up values so that it could be inserted into
985	* the map, but we don't actually do that - it is up	1033	* the map, but we don't actually do that - it is up
986	* to the caller to decide what we want to do.	1034	* to the caller to decide what we want to do.
…		…
990	above = 0, below = 0;	1038	above = 0, below = 0;
991	env = 0;	1039	env = 0;
992	}	1040	}
993	else if (map)	1041	else if (map)
994	{	1042	{
995	/* Re did the following section of code - it looks like it had	1043	if (type == PLAYER)
996	* lots of logic for things we no longer care about
997	*/	1044	{
		1045	// leaving a spot always closes any open container on the ground
		1046	if (container && !container->env)
		1047	// this causes spurious floorbox updates, but it ensures
		1048	// that the CLOSE event is being sent.
		1049	close_container ();
		1050
		1051	--map->players;
		1052	map->touch ();
		1053	}
		1054
		1055	map->dirty = true;
		1056	mapspace &ms = this->ms ();
998		1057
999	/* link the object above us */	1058	/* link the object above us */
1000	if (above)	1059	if (above)
1001	above->below = below;	1060	above->below = below;
1002	else	1061	else
1003	map->at (x, y).top = below; /* we were top, set new top */	1062	ms.top = below; /* we were top, set new top */
1004		1063
1005	/* Relink the object below us, if there is one */	1064	/* Relink the object below us, if there is one */
1006	if (below)	1065	if (below)
1007	below->above = above;	1066	below->above = above;
1008	else	1067	else
…		…
1010	/* Nothing below, which means we need to relink map object for this space	1069	/* Nothing below, which means we need to relink map object for this space
1011	* use translated coordinates in case some oddness with map tiling is	1070	* use translated coordinates in case some oddness with map tiling is
1012	* evident	1071	* evident
1013	*/	1072	*/
1014	if (GET_MAP_OB (map, x, y) != this)	1073	if (GET_MAP_OB (map, x, y) != this)
1015	{
1016	char *dump = dump_object (this);
1017	LOG (llevError,
1018	"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);	1074	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 ());
1019	free (dump);
1020	dump = dump_object (GET_MAP_OB (map, x, y));
1021	LOG (llevError, "%s\n", dump);
1022	free (dump);
1023	}
1024		1075
1025	map->at (x, y).bottom = above; /* goes on above it. */	1076	ms.bot = above; /* goes on above it. */
1026	}	1077	}
1027		1078
1028	above = 0;	1079	above = 0;
1029	below = 0;	1080	below = 0;
1030		1081
1031	if (map->in_memory == MAP_SAVING)	1082	if (map->in_memory == MAP_SAVING)
1032	return;	1083	return;
1033		1084
1034	check_walk_off = !QUERY_FLAG (this, FLAG_NO_APPLY);	1085	int check_walk_off = !flag [FLAG_NO_APPLY];
1035		1086
1036	for (tmp = GET_MAP_OB (map, x, y); tmp; tmp = tmp->above)	1087	for (tmp = ms.bot; tmp; tmp = tmp->above)
1037	{	1088	{
1038	/* No point updating the players look faces if he is the object	1089	/* No point updating the players look faces if he is the object
1039	* being removed.	1090	* being removed.
1040	*/	1091	*/
1041		1092
…		…
1045	* removed (most likely destroyed), update the player view	1096	* removed (most likely destroyed), update the player view
1046	* appropriately.	1097	* appropriately.
1047	*/	1098	*/
1048	if (tmp->container == this)	1099	if (tmp->container == this)
1049	{	1100	{
1050	CLEAR_FLAG (this, FLAG_APPLIED);	1101	flag [FLAG_APPLIED] = 0;
1051	tmp->container = 0;	1102	tmp->container = 0;
1052	}	1103	}
1053		1104
		1105	if (tmp->contr->ns)
1054	tmp->contr->ns->floorbox_update ();	1106	tmp->contr->ns->floorbox_update ();
1055	}	1107	}
1056		1108
1057	/* See if player moving off should effect something */	1109	/* See if object moving off should effect something */
1058	if (check_walk_off	1110	if (check_walk_off
1059	&& ((move_type & tmp->move_off)	1111	&& ((move_type & tmp->move_off)
1060	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))	1112	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))
1061	{	1113	{
1062	move_apply (tmp, this, 0);	1114	move_apply (tmp, this, 0);
…		…
1064	if (destroyed ())	1116	if (destroyed ())
1065	LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());	1117	LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1066	}	1118	}
1067		1119
1068	/* Eneq(@csd.uu.se): Fixed this to skip tmp->above=tmp */	1120	/* Eneq(@csd.uu.se): Fixed this to skip tmp->above=tmp */
1069		1121	//TODO: why is this horrible hacka fix? get rid of this code=bug! (schmorp)
1070	if (tmp->above == tmp)	1122	if (tmp->above == tmp)
1071	tmp->above = 0;	1123	tmp->above = 0;
1072		1124
1073	last = tmp;	1125	last = tmp;
1074	}	1126	}
1075		1127
1076	/* last == NULL of there are no objects on this space */	1128	/* last == NULL if there are no objects on this space */
		1129	//TODO: this makes little sense, why only update the topmost object?
1077	if (!last)	1130	if (!last)
1078	map->at (x, y).flags_ = P_NEED_UPDATE;	1131	map->at (x, y).flags_ = 0;
1079	else	1132	else
1080	update_object (last, UP_OBJ_REMOVE);	1133	update_object (last, UP_OBJ_REMOVE);
1081		1134
1082	if (QUERY_FLAG (this, FLAG_BLOCKSVIEW) || glow_radius)	1135	if (flag [FLAG_BLOCKSVIEW] || glow_radius)
1083	update_all_los (map, x, y);	1136	update_all_los (map, x, y);
1084	}	1137	}
1085	}	1138	}
1086		1139
1087	/*	1140	/*
…		…
1096	merge_ob (object *op, object *top)	1149	merge_ob (object *op, object *top)
1097	{	1150	{
1098	if (!op->nrof)	1151	if (!op->nrof)
1099	return 0;	1152	return 0;
1100		1153
1101	if (top == NULL)	1154	if (top)
1102	for (top = op; top != NULL && top->above != NULL; top = top->above);	1155	for (top = op; top && top->above; top = top->above)
		1156	;
1103		1157
1104	for (; top != NULL; top = top->below)	1158	for (; top; top = top->below)
1105	{	1159	{
1106	if (top == op)	1160	if (top == op)
1107	continue;	1161	continue;
1108		1162
1109	if (object::can_merge (op, top))	1163	if (object::can_merge (op, top))
…		…
1118	}	1172	}
1119		1173
1120	return 0;	1174	return 0;
1121	}	1175	}
1122		1176
		1177	void
		1178	object::expand_tail ()
		1179	{
		1180	if (more)
		1181	return;
		1182
		1183	object *prev = this;
		1184
		1185	for (archetype *at = arch->more; at; at = at->more)
		1186	{
		1187	object *op = arch_to_object (at);
		1188
		1189	op->name = name;
		1190	op->name_pl = name_pl;
		1191	op->title = title;
		1192
		1193	op->head = this;
		1194	prev->more = op;
		1195
		1196	prev = op;
		1197	}
		1198	}
		1199
1123	/*	1200	/*
1124	* same as insert_ob_in_map except it handle separate coordinates and do a clean	1201	* same as insert_ob_in_map except it handles separate coordinates and does a clean
1125	* job preparing multi-part monsters	1202	* job preparing multi-part monsters.
1126	*/	1203	*/
1127	object *	1204	object *
1128	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)	1205	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1129	{	1206	{
1130	object *tmp;
1131
1132	if (op->head)
1133	op = op->head;
1134
1135	for (tmp = op; tmp; tmp = tmp->more)	1207	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)
1136	{	1208	{
1137	tmp->x = x + tmp->arch->clone.x;	1209	tmp->x = x + tmp->arch->clone.x;
1138	tmp->y = y + tmp->arch->clone.y;	1210	tmp->y = y + tmp->arch->clone.y;
1139	}	1211	}
1140		1212
…		…
1159	* Return value:	1231	* Return value:
1160	* new object if 'op' was merged with other object	1232	* new object if 'op' was merged with other object
1161	* NULL if 'op' was destroyed	1233	* NULL if 'op' was destroyed
1162	* just 'op' otherwise	1234	* just 'op' otherwise
1163	*/	1235	*/
1164
1165	object *	1236	object *
1166	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)	1237	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1167	{	1238	{
		1239	assert (!op->flag [FLAG_FREED]);
		1240
1168	object *tmp, *top, *floor = NULL;	1241	object *top, *floor = NULL;
1169	sint16 x, y;
1170		1242
1171	if (QUERY_FLAG (op, FLAG_FREED))	1243	op->remove ();
1172	{
1173	LOG (llevError, "Trying to insert freed object!\n");
1174	return NULL;
1175	}
1176		1244
1177	if (m == NULL)	1245	#if 0
1178	{	1246	if (!m->active != !op->active)
1179	char *dump = dump_object (op);	1247	if (m->active)
1180	LOG (llevError, "Trying to insert in null-map!\n%s\n", dump);	1248	op->activate_recursive ();
1181	free (dump);	1249	else
1182	return op;	1250	op->deactivate_recursive ();
1183	}	1251	#endif
1184		1252
1185	if (out_of_map (m, op->x, op->y))	1253	if (out_of_map (m, op->x, op->y))
1186	{	1254	{
1187	char *dump = dump_object (op);
1188	LOG (llevError, "Trying to insert object outside the map.\n%s\n", dump);	1255	LOG (llevError, "Trying to insert object outside the map.\n%s\n", op->debug_desc ());
1189	#ifdef MANY_CORES	1256	#ifdef MANY_CORES
1190	/* Better to catch this here, as otherwise the next use of this object	1257	/* Better to catch this here, as otherwise the next use of this object
1191	* is likely to cause a crash. Better to find out where it is getting	1258	* is likely to cause a crash. Better to find out where it is getting
1192	* improperly inserted.	1259	* improperly inserted.
1193	*/	1260	*/
1194	abort ();	1261	abort ();
1195	#endif	1262	#endif
1196	free (dump);
1197	return op;	1263	return op;
1198	}	1264	}
1199		1265
1200	if (!QUERY_FLAG (op, FLAG_REMOVED))	1266	if (object *more = op->more)
1201	{	1267	if (!insert_ob_in_map (more, m, originator, flag))
1202	char *dump = dump_object (op);
1203	LOG (llevError, "Trying to insert (map) inserted object.\n%s\n", dump);
1204	free (dump);
1205	return op;	1268	return 0;
1206	}
1207
1208	if (op->more != NULL)
1209	{
1210	/* The part may be on a different map. */
1211
1212	object *more = op->more;
1213
1214	/* We really need the caller to normalize coordinates - if
1215	* we set the map, that doesn't work if the location is within
1216	* a map and this is straddling an edge. So only if coordinate
1217	* is clear wrong do we normalize it.
1218	*/
1219	if (OUT_OF_REAL_MAP (more->map, more->x, more->y))
1220	more->map = get_map_from_coord (m, &more->x, &more->y);
1221	else if (!more->map)
1222	{
1223	/* For backwards compatibility - when not dealing with tiled maps,
1224	* more->map should always point to the parent.
1225	*/
1226	more->map = m;
1227	}
1228
1229	if (insert_ob_in_map (more, more->map, originator, flag) == NULL)
1230	{
1231	if (!op->head)
1232	LOG (llevError, "BUG: insert_ob_in_map(): inserting op->more killed op\n");
1233
1234	return NULL;
1235	}
1236	}
1237		1269
1238	CLEAR_FLAG (op, FLAG_REMOVED);	1270	CLEAR_FLAG (op, FLAG_REMOVED);
1239		1271
1240	/* Ideally, the caller figures this out. However, it complicates a lot	1272	/* Ideally, the caller figures this out. However, it complicates a lot
1241	* of areas of callers (eg, anything that uses find_free_spot would now	1273	* of areas of callers (eg, anything that uses find_free_spot would now
1242	* need extra work	1274	* need extra work
1243	*/	1275	*/
1244	op->map = get_map_from_coord (m, &op->x, &op->y);	1276	if (!xy_normalise (m, op->x, op->y))
1245	x = op->x;	1277	return 0;
1246	y = op->y;	1278
		1279	op->map = m;
		1280	mapspace &ms = op->ms ();
1247		1281
1248	/* this has to be done after we translate the coordinates.	1282	/* this has to be done after we translate the coordinates.
1249	*/	1283	*/
1250	if (op->nrof && !(flag & INS_NO_MERGE))	1284	if (op->nrof && !(flag & INS_NO_MERGE))
1251	for (tmp = GET_MAP_OB (op->map, x, y); tmp != NULL; tmp = tmp->above)	1285	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1252	if (object::can_merge (op, tmp))	1286	if (object::can_merge (op, tmp))
1253	{	1287	{
1254	op->nrof += tmp->nrof;	1288	op->nrof += tmp->nrof;
1255	tmp->destroy ();	1289	tmp->destroy ();
1256	}	1290	}
…		…
1273	op->below = originator->below;	1307	op->below = originator->below;
1274		1308
1275	if (op->below)	1309	if (op->below)
1276	op->below->above = op;	1310	op->below->above = op;
1277	else	1311	else
1278	op->ms ().bottom = op;	1312	ms.bot = op;
1279		1313
1280	/* since *below* originator, no need to update top */	1314	/* since *below* originator, no need to update top */
1281	originator->below = op;	1315	originator->below = op;
1282	}	1316	}
1283	else	1317	else
1284	{	1318	{
		1319	top = ms.bot;
		1320
1285	/* If there are other objects, then */	1321	/* If there are other objects, then */
1286	if ((!(flag & INS_MAP_LOAD)) && ((top = GET_MAP_OB (op->map, op->x, op->y)) != NULL))	1322	if ((!(flag & INS_MAP_LOAD)) && top)
1287	{	1323	{
1288	object *last = NULL;	1324	object *last = 0;
1289		1325
1290	/*	1326	/*
1291	* If there are multiple objects on this space, we do some trickier handling.	1327	* If there are multiple objects on this space, we do some trickier handling.
1292	* We've already dealt with merging if appropriate.	1328	* We've already dealt with merging if appropriate.
1293	* Generally, we want to put the new object on top. But if	1329	* Generally, we want to put the new object on top. But if
…		…
1297	* once we get to them. This reduces the need to traverse over all of	1333	* once we get to them. This reduces the need to traverse over all of
1298	* them when adding another one - this saves quite a bit of cpu time	1334	* them when adding another one - this saves quite a bit of cpu time
1299	* when lots of spells are cast in one area. Currently, it is presumed	1335	* when lots of spells are cast in one area. Currently, it is presumed
1300	* that flying non pickable objects are spell objects.	1336	* that flying non pickable objects are spell objects.
1301	*/	1337	*/
1302		1338	for (top = ms.bot; top; top = top->above)
1303	while (top != NULL)
1304	{	1339	{
1305	if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))	1340	if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))
1306	floor = top;	1341	floor = top;
1307		1342
1308	if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))	1343	if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))
…		…
1311	top = top->below;	1346	top = top->below;
1312	break;	1347	break;
1313	}	1348	}
1314		1349
1315	last = top;	1350	last = top;
1316	top = top->above;
1317	}	1351	}
1318		1352
1319	/* Don't want top to be NULL, so set it to the last valid object */	1353	/* Don't want top to be NULL, so set it to the last valid object */
1320	top = last;	1354	top = last;
1321		1355
…		…
1323	* looks like instead of lots of conditions here.	1357	* looks like instead of lots of conditions here.
1324	* makes things faster, and effectively the same result.	1358	* makes things faster, and effectively the same result.
1325	*/	1359	*/
1326		1360
1327	/* Have object 'fall below' other objects that block view.	1361	/* Have object 'fall below' other objects that block view.
1328	* Unless those objects are exits, type 66	1362	* Unless those objects are exits.
1329	* If INS_ON_TOP is used, don't do this processing	1363	* If INS_ON_TOP is used, don't do this processing
1330	* Need to find the object that in fact blocks view, otherwise	1364	* Need to find the object that in fact blocks view, otherwise
1331	* stacking is a bit odd.	1365	* stacking is a bit odd.
1332	*/	1366	*/
1333	if (!(flag & INS_ON_TOP) &&	1367	if (!(flag & INS_ON_TOP)
1334	(get_map_flags (op->map, 0, op->x, op->y, 0, 0) & P_BLOCKSVIEW) && (op->face && !op->face->visibility))	1368	&& ms.flags () & P_BLOCKSVIEW
		1369	&& (op->face && !faces [op->face].visibility))
1335	{	1370	{
1336	for (last = top; last != floor; last = last->below)	1371	for (last = top; last != floor; last = last->below)
1337	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))	1372	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))
1338	break;	1373	break;
		1374
1339	/* Check to see if we found the object that blocks view,	1375	/* Check to see if we found the object that blocks view,
1340	* and make sure we have a below pointer for it so that	1376	* and make sure we have a below pointer for it so that
1341	* we can get inserted below this one, which requires we	1377	* we can get inserted below this one, which requires we
1342	* set top to the object below us.	1378	* set top to the object below us.
1343	*/	1379	*/
…		…
1345	top = last->below;	1381	top = last->below;
1346	}	1382	}
1347	} /* If objects on this space */	1383	} /* If objects on this space */
1348		1384
1349	if (flag & INS_MAP_LOAD)	1385	if (flag & INS_MAP_LOAD)
1350	top = GET_MAP_TOP (op->map, op->x, op->y);	1386	top = ms.top;
1351		1387
1352	if (flag & INS_ABOVE_FLOOR_ONLY)	1388	if (flag & INS_ABOVE_FLOOR_ONLY)
1353	top = floor;	1389	top = floor;
1354		1390
1355	/* Top is the object that our object (op) is going to get inserted above.	1391	/* Top is the object that our object (op) is going to get inserted above.
1356	*/	1392	*/
1357		1393
1358	/* First object on this space */	1394	/* First object on this space */
1359	if (!top)	1395	if (!top)
1360	{	1396	{
1361	op->above = GET_MAP_OB (op->map, op->x, op->y);	1397	op->above = ms.bot;
1362		1398
1363	if (op->above)	1399	if (op->above)
1364	op->above->below = op;	1400	op->above->below = op;
1365		1401
1366	op->below = NULL;	1402	op->below = 0;
1367	op->ms ().bottom = op;	1403	ms.bot = op;
1368	}	1404	}
1369	else	1405	else
1370	{ /* get inserted into the stack above top */	1406	{ /* get inserted into the stack above top */
1371	op->above = top->above;	1407	op->above = top->above;
1372		1408
…		…
1375		1411
1376	op->below = top;	1412	op->below = top;
1377	top->above = op;	1413	top->above = op;
1378	}	1414	}
1379		1415
1380	if (op->above == NULL)	1416	if (!op->above)
1381	op->ms ().top = op;	1417	ms.top = op;
1382	} /* else not INS_BELOW_ORIGINATOR */	1418	} /* else not INS_BELOW_ORIGINATOR */
1383		1419
1384	if (op->type == PLAYER)	1420	if (op->type == PLAYER)
		1421	{
1385	op->contr->do_los = 1;	1422	op->contr->do_los = 1;
		1423	++op->map->players;
		1424	op->map->touch ();
		1425	}
		1426
		1427	op->map->dirty = true;
1386		1428
1387	/* If we have a floor, we know the player, if any, will be above	1429	/* If we have a floor, we know the player, if any, will be above
1388	* it, so save a few ticks and start from there.	1430	* it, so save a few ticks and start from there.
1389	*/	1431	*/
1390	if (!(flag & INS_MAP_LOAD))	1432	if (!(flag & INS_MAP_LOAD))
1391	if (object *pl = op->ms ().player ())	1433	if (object *pl = ms.player ())
		1434	if (pl->contr->ns)
1392	pl->contr->ns->floorbox_update ();	1435	pl->contr->ns->floorbox_update ();
1393		1436
1394	/* If this object glows, it may affect lighting conditions that are	1437	/* If this object glows, it may affect lighting conditions that are
1395	* visible to others on this map. But update_all_los is really	1438	* visible to others on this map. But update_all_los is really
1396	* an inefficient way to do this, as it means los for all players	1439	* an inefficient way to do this, as it means los for all players
1397	* on the map will get recalculated. The players could very well	1440	* on the map will get recalculated. The players could very well
1398	* be far away from this change and not affected in any way -	1441	* be far away from this change and not affected in any way -
1399	* this should get redone to only look for players within range,	1442	* this should get redone to only look for players within range,
1400	* or just updating the P_NEED_UPDATE for spaces within this area	1443	* or just updating the P_UPTODATE for spaces within this area
1401	* of effect may be sufficient.	1444	* of effect may be sufficient.
1402	*/	1445	*/
1403	if (MAP_DARKNESS (op->map) && (op->glow_radius != 0))	1446	if (op->map->darkness && (op->glow_radius != 0))
1404	update_all_los (op->map, op->x, op->y);	1447	update_all_los (op->map, op->x, op->y);
1405		1448
1406	/* updates flags (blocked, alive, no magic, etc) for this map space */	1449	/* updates flags (blocked, alive, no magic, etc) for this map space */
1407	update_object (op, UP_OBJ_INSERT);	1450	update_object (op, UP_OBJ_INSERT);
		1451
		1452	INVOKE_OBJECT (INSERT, op);
1408		1453
1409	/* Don't know if moving this to the end will break anything. However,	1454	/* Don't know if moving this to the end will break anything. However,
1410	* we want to have floorbox_update called before calling this.	1455	* we want to have floorbox_update called before calling this.
1411	*	1456	*
1412	* check_move_on() must be after this because code called from	1457	* check_move_on() must be after this because code called from
…		…
1414	* blocked() and wall() work properly), and these flags are updated by	1459	* blocked() and wall() work properly), and these flags are updated by
1415	* update_object().	1460	* update_object().
1416	*/	1461	*/
1417		1462
1418	/* if this is not the head or flag has been passed, don't check walk on status */	1463	/* if this is not the head or flag has been passed, don't check walk on status */
1419	if (!(flag & INS_NO_WALK_ON) && !op->head)	1464	if (!(flag & INS_NO_WALK_ON) && op->head_ () == op)
1420	{	1465	{
1421	if (check_move_on (op, originator))	1466	if (check_move_on (op, originator))
1422	return NULL;	1467	return 0;
1423		1468
1424	/* If we are a multi part object, lets work our way through the check	1469	/* If we are a multi part object, lets work our way through the check
1425	* walk on's.	1470	* walk on's.
1426	*/	1471	*/
1427	for (tmp = op->more; tmp != NULL; tmp = tmp->more)	1472	for (object *tmp = op->more; tmp; tmp = tmp->more)
1428	if (check_move_on (tmp, originator))	1473	if (check_move_on (tmp, originator))
1429	return NULL;	1474	return 0;
1430	}	1475	}
1431		1476
1432	return op;	1477	return op;
1433	}	1478	}
1434		1479
…		…
1441	{	1486	{
1442	object *tmp, *tmp1;	1487	object *tmp, *tmp1;
1443		1488
1444	/* first search for itself and remove any old instances */	1489	/* first search for itself and remove any old instances */
1445		1490
1446	for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)	1491	for (tmp = op->ms ().bot; tmp; tmp = tmp->above)
1447	if (!strcmp (tmp->arch->name, arch_string)) /* same archetype */	1492	if (!strcmp (tmp->arch->name, arch_string)) /* same archetype */
1448	tmp->destroy ();	1493	tmp->destroy ();
1449		1494
1450	tmp1 = arch_to_object (archetype::find (arch_string));	1495	tmp1 = arch_to_object (archetype::find (arch_string));
1451		1496
1452	tmp1->x = op->x;	1497	tmp1->x = op->x;
1453	tmp1->y = op->y;	1498	tmp1->y = op->y;
1454	insert_ob_in_map (tmp1, op->map, op, 0);	1499	insert_ob_in_map (tmp1, op->map, op, 0);
		1500	}
		1501
		1502	object *
		1503	object::insert_at (object *where, object *originator, int flags)
		1504	{
		1505	return where->map->insert (this, where->x, where->y, originator, flags);
1455	}	1506	}
1456		1507
1457	/*	1508	/*
1458	* get_split_ob(ob,nr) splits up ob into two parts. The part which	1509	* get_split_ob(ob,nr) splits up ob into two parts. The part which
1459	* is returned contains nr objects, and the remaining parts contains	1510	* is returned contains nr objects, and the remaining parts contains
1460	* the rest (or is removed and freed if that number is 0).	1511	* the rest (or is removed and freed if that number is 0).
1461	* On failure, NULL is returned, and the reason put into the	1512	* On failure, NULL is returned, and the reason put into the
1462	* global static errmsg array.	1513	* global static errmsg array.
1463	*/	1514	*/
1464
1465	object *	1515	object *
1466	get_split_ob (object *orig_ob, uint32 nr)	1516	get_split_ob (object *orig_ob, uint32 nr)
1467	{	1517	{
1468	object *newob;	1518	object *newob;
1469	int is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0);	1519	int is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0);
…		…
1500	* the amount of an object. If the amount reaches 0, the object	1550	* the amount of an object. If the amount reaches 0, the object
1501	* is subsequently removed and freed.	1551	* is subsequently removed and freed.
1502	*	1552	*
1503	* Return value: 'op' if something is left, NULL if the amount reached 0	1553	* Return value: 'op' if something is left, NULL if the amount reached 0
1504	*/	1554	*/
1505
1506	object *	1555	object *
1507	decrease_ob_nr (object *op, uint32 i)	1556	decrease_ob_nr (object *op, uint32 i)
1508	{	1557	{
1509	object *tmp;	1558	object *tmp;
1510		1559
…		…
1585		1634
1586	/*	1635	/*
1587	* add_weight(object, weight) adds the specified weight to an object,	1636	* add_weight(object, weight) adds the specified weight to an object,
1588	* and also updates how much the environment(s) is/are carrying.	1637	* and also updates how much the environment(s) is/are carrying.
1589	*/	1638	*/
1590
1591	void	1639	void
1592	add_weight (object *op, signed long weight)	1640	add_weight (object *op, signed long weight)
1593	{	1641	{
1594	while (op != NULL)	1642	while (op != NULL)
1595	{	1643	{
…		…
1610	LOG (llevError, "Trying to put object in NULL.\n%s\n", dump);	1658	LOG (llevError, "Trying to put object in NULL.\n%s\n", dump);
1611	free (dump);	1659	free (dump);
1612	return op;	1660	return op;
1613	}	1661	}
1614		1662
1615	if (where->head)	1663	if (where->head_ () != where)
1616	{	1664	{
1617	LOG (llevDebug, "Warning: Tried to insert object into wrong part of multipart object.\n");	1665	LOG (llevError | logBacktrace, "Warning: Tried to insert object into wrong part of multipart object.\n");
1618	where = where->head;	1666	where = where->head;
1619	}	1667	}
1620		1668
1621	return where->insert (op);	1669	return where->insert (op);
1622	}	1670	}
…		…
1627	* inside the object environment.	1675	* inside the object environment.
1628	*	1676	*
1629	* The function returns now pointer to inserted item, and return value can	1677	* The function returns now pointer to inserted item, and return value can
1630	* be != op, if items are merged. -Tero	1678	* be != op, if items are merged. -Tero
1631	*/	1679	*/
1632
1633	object *	1680	object *
1634	object::insert (object *op)	1681	object::insert (object *op)
1635	{	1682	{
1636	object *tmp, *otmp;	1683	object *tmp, *otmp;
1637		1684
…		…
1692	if ((op->glow_radius != 0) && map)	1739	if ((op->glow_radius != 0) && map)
1693	{	1740	{
1694	#ifdef DEBUG_LIGHTS	1741	#ifdef DEBUG_LIGHTS
1695	LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);	1742	LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);
1696	#endif /* DEBUG_LIGHTS */	1743	#endif /* DEBUG_LIGHTS */
1697	if (MAP_DARKNESS (map))	1744	if (map->darkness)
1698	update_all_los (map, x, y);	1745	update_all_los (map, x, y);
1699	}	1746	}
1700		1747
1701	/* Client has no idea of ordering so lets not bother ordering it here.	1748	/* Client has no idea of ordering so lets not bother ordering it here.
1702	* It sure simplifies this function...	1749	* It sure simplifies this function...
…		…
1707	{	1754	{
1708	op->below = inv;	1755	op->below = inv;
1709	op->below->above = op;	1756	op->below->above = op;
1710	inv = op;	1757	inv = op;
1711	}	1758	}
		1759
		1760	INVOKE_OBJECT (INSERT, this);
1712		1761
1713	return op;	1762	return op;
1714	}	1763	}
1715		1764
1716	/*	1765	/*
…		…
1731	*	1780	*
1732	* MSW 2001-07-08: Check all objects on space, not just those below	1781	* MSW 2001-07-08: Check all objects on space, not just those below
1733	* object being inserted. insert_ob_in_map may not put new objects	1782	* object being inserted. insert_ob_in_map may not put new objects
1734	* on top.	1783	* on top.
1735	*/	1784	*/
1736
1737	int	1785	int
1738	check_move_on (object *op, object *originator)	1786	check_move_on (object *op, object *originator)
1739	{	1787	{
1740	object *tmp;	1788	object *tmp;
1741	maptile *m = op->map;	1789	maptile *m = op->map;
…		…
1768		1816
1769	/* The objects have to be checked from top to bottom.	1817	/* The objects have to be checked from top to bottom.
1770	* Hence, we first go to the top:	1818	* Hence, we first go to the top:
1771	*/	1819	*/
1772		1820
1773	for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL && tmp->above != NULL; tmp = tmp->above)	1821	for (tmp = op->ms ().bot; tmp && tmp->above; tmp = tmp->above)
1774	{	1822	{
1775	/* Trim the search when we find the first other spell effect	1823	/* Trim the search when we find the first other spell effect
1776	* this helps performance so that if a space has 50 spell objects,	1824	* this helps performance so that if a space has 50 spell objects,
1777	* we don't need to check all of them.	1825	* we don't need to check all of them.
1778	*/	1826	*/
…		…
1796	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||	1844	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||
1797	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))	1845	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))
1798	{	1846	{
1799		1847
1800	float	1848	float
1801	diff = tmp->move_slow_penalty * FABS (op->speed);	1849	diff = tmp->move_slow_penalty * fabs (op->speed);
1802		1850
1803	if (op->type == PLAYER)	1851	if (op->type == PLAYER)
1804	if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||	1852	if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||
1805	(QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))	1853	(QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))
1806	diff /= 4.0;	1854	diff /= 4.0;
…		…
1833	/*	1881	/*
1834	* present_arch(arch, map, x, y) searches for any objects with	1882	* present_arch(arch, map, x, y) searches for any objects with
1835	* a matching archetype at the given map and coordinates.	1883	* a matching archetype at the given map and coordinates.
1836	* The first matching object is returned, or NULL if none.	1884	* The first matching object is returned, or NULL if none.
1837	*/	1885	*/
1838
1839	object *	1886	object *
1840	present_arch (const archetype *at, maptile *m, int x, int y)	1887	present_arch (const archetype *at, maptile *m, int x, int y)
1841	{	1888	{
1842	object *
1843	tmp;
1844
1845	if (m == NULL || out_of_map (m, x, y))	1889	if (!m || out_of_map (m, x, y))
1846	{	1890	{
1847	LOG (llevError, "Present_arch called outside map.\n");	1891	LOG (llevError, "Present_arch called outside map.\n");
1848	return NULL;	1892	return NULL;
1849	}	1893	}
1850	for (tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = tmp->above)	1894
		1895	for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)
1851	if (tmp->arch == at)	1896	if (tmp->arch == at)
1852	return tmp;	1897	return tmp;
		1898
1853	return NULL;	1899	return NULL;
1854	}	1900	}
1855		1901
1856	/*	1902	/*
1857	* present(type, map, x, y) searches for any objects with	1903	* present(type, map, x, y) searches for any objects with
1858	* a matching type variable at the given map and coordinates.	1904	* a matching type variable at the given map and coordinates.
1859	* The first matching object is returned, or NULL if none.	1905	* The first matching object is returned, or NULL if none.
1860	*/	1906	*/
1861
1862	object *	1907	object *
1863	present (unsigned char type, maptile *m, int x, int y)	1908	present (unsigned char type, maptile *m, int x, int y)
1864	{	1909	{
1865	object *
1866	tmp;
1867
1868	if (out_of_map (m, x, y))	1910	if (out_of_map (m, x, y))
1869	{	1911	{
1870	LOG (llevError, "Present called outside map.\n");	1912	LOG (llevError, "Present called outside map.\n");
1871	return NULL;	1913	return NULL;
1872	}	1914	}
1873	for (tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = tmp->above)	1915
		1916	for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)
1874	if (tmp->type == type)	1917	if (tmp->type == type)
1875	return tmp;	1918	return tmp;
		1919
1876	return NULL;	1920	return NULL;
1877	}	1921	}
1878		1922
1879	/*	1923	/*
1880	* present_in_ob(type, object) searches for any objects with	1924	* present_in_ob(type, object) searches for any objects with
1881	* a matching type variable in the inventory of the given object.	1925	* a matching type variable in the inventory of the given object.
1882	* The first matching object is returned, or NULL if none.	1926	* The first matching object is returned, or NULL if none.
1883	*/	1927	*/
1884
1885	object *	1928	object *
1886	present_in_ob (unsigned char type, const object *op)	1929	present_in_ob (unsigned char type, const object *op)
1887	{	1930	{
1888	object *
1889	tmp;
1890
1891	for (tmp = op->inv; tmp != NULL; tmp = tmp->below)	1931	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)
1892	if (tmp->type == type)	1932	if (tmp->type == type)
1893	return tmp;	1933	return tmp;
		1934
1894	return NULL;	1935	return NULL;
1895	}	1936	}
1896		1937
1897	/*	1938	/*
1898	* present_in_ob (type, str, object) searches for any objects with	1939	* present_in_ob (type, str, object) searches for any objects with
…		…
1906	* str is the string to match against. Note that we match against	1947	* str is the string to match against. Note that we match against
1907	* the object name, not the archetype name. this is so that the	1948	* the object name, not the archetype name. this is so that the
1908	* spell code can use one object type (force), but change it's name	1949	* spell code can use one object type (force), but change it's name
1909	* to be unique.	1950	* to be unique.
1910	*/	1951	*/
1911
1912	object *	1952	object *
1913	present_in_ob_by_name (int type, const char *str, const object *op)	1953	present_in_ob_by_name (int type, const char *str, const object *op)
1914	{	1954	{
1915	object *
1916	tmp;
1917
1918	for (tmp = op->inv; tmp != NULL; tmp = tmp->below)	1955	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1919	{
1920	if ((type == -1 || tmp->type == type) && (!strcmp (str, tmp->name)))	1956	if ((type == -1 || tmp->type == type) && (!strcmp (str, tmp->name)))
1921	return tmp;	1957	return tmp;
1922	}	1958
1923	return NULL;	1959	return 0;
1924	}	1960	}
1925		1961
1926	/*	1962	/*
1927	* present_arch_in_ob(archetype, object) searches for any objects with	1963	* present_arch_in_ob(archetype, object) searches for any objects with
1928	* a matching archetype in the inventory of the given object.	1964	* a matching archetype in the inventory of the given object.
1929	* The first matching object is returned, or NULL if none.	1965	* The first matching object is returned, or NULL if none.
1930	*/	1966	*/
1931
1932	object *	1967	object *
1933	present_arch_in_ob (const archetype *at, const object *op)	1968	present_arch_in_ob (const archetype *at, const object *op)
1934	{	1969	{
1935	object *
1936	tmp;
1937
1938	for (tmp = op->inv; tmp != NULL; tmp = tmp->below)	1970	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)
1939	if (tmp->arch == at)	1971	if (tmp->arch == at)
1940	return tmp;	1972	return tmp;
		1973
1941	return NULL;	1974	return NULL;
1942	}	1975	}
1943		1976
1944	/*	1977	/*
1945	* activate recursively a flag on an object inventory	1978	* activate recursively a flag on an object inventory
1946	*/	1979	*/
1947	void	1980	void
1948	flag_inv (object *op, int flag)	1981	flag_inv (object *op, int flag)
1949	{	1982	{
1950	object *
1951	tmp;
1952
1953	if (op->inv)	1983	if (op->inv)
1954	for (tmp = op->inv; tmp != NULL; tmp = tmp->below)	1984	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)
1955	{	1985	{
1956	SET_FLAG (tmp, flag);	1986	SET_FLAG (tmp, flag);
1957	flag_inv (tmp, flag);	1987	flag_inv (tmp, flag);
1958	}	1988	}
1959	} /*	1989	}
		1990
		1991	/*
1960	* desactivate recursively a flag on an object inventory	1992	* deactivate recursively a flag on an object inventory
1961	*/	1993	*/
1962	void	1994	void
1963	unflag_inv (object *op, int flag)	1995	unflag_inv (object *op, int flag)
1964	{	1996	{
1965	object *
1966	tmp;
1967
1968	if (op->inv)	1997	if (op->inv)
1969	for (tmp = op->inv; tmp != NULL; tmp = tmp->below)	1998	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)
1970	{	1999	{
1971	CLEAR_FLAG (tmp, flag);	2000	CLEAR_FLAG (tmp, flag);
1972	unflag_inv (tmp, flag);	2001	unflag_inv (tmp, flag);
1973	}	2002	}
1974	}
1975
1976	/*
1977	* set_cheat(object) sets the cheat flag (WAS_WIZ) in the object and in
1978	* all it's inventory (recursively).
1979	* If checksums are used, a player will get set_cheat called for
1980	* him/her-self and all object carried by a call to this function.
1981	*/
1982
1983	void
1984	set_cheat (object *op)
1985	{
1986	SET_FLAG (op, FLAG_WAS_WIZ);
1987	flag_inv (op, FLAG_WAS_WIZ);
1988	}	2003	}
1989		2004
1990	/*	2005	/*
1991	* find_free_spot(object, map, x, y, start, stop) will search for	2006	* find_free_spot(object, map, x, y, start, stop) will search for
1992	* a spot at the given map and coordinates which will be able to contain	2007	* a spot at the given map and coordinates which will be able to contain
…		…
2006	* because arch_blocked (now ob_blocked) needs to know the movement type	2021	* because arch_blocked (now ob_blocked) needs to know the movement type
2007	* to know if the space in question will block the object. We can't use	2022	* to know if the space in question will block the object. We can't use
2008	* the archetype because that isn't correct if the monster has been	2023	* the archetype because that isn't correct if the monster has been
2009	* customized, changed states, etc.	2024	* customized, changed states, etc.
2010	*/	2025	*/
2011
2012	int	2026	int
2013	find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)	2027	find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
2014	{	2028	{
2015	int
2016	i,
2017	index = 0, flag;	2029	int index = 0, flag;
2018	static int
2019	altern[SIZEOFFREE];	2030	int altern[SIZEOFFREE];
2020		2031
2021	for (i = start; i < stop; i++)	2032	for (int i = start; i < stop; i++)
2022	{	2033	{
2023	flag = ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]);	2034	flag = ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]);
2024	if (!flag)	2035	if (!flag)
2025	altern[index++] = i;	2036	altern [index++] = i;
2026		2037
2027	/* Basically, if we find a wall on a space, we cut down the search size.	2038	/* Basically, if we find a wall on a space, we cut down the search size.
2028	* In this way, we won't return spaces that are on another side of a wall.	2039	* In this way, we won't return spaces that are on another side of a wall.
2029	* This mostly work, but it cuts down the search size in all directions -	2040	* This mostly work, but it cuts down the search size in all directions -
2030	* if the space being examined only has a wall to the north and empty	2041	* if the space being examined only has a wall to the north and empty
…		…
2037	}	2048	}
2038		2049
2039	if (!index)	2050	if (!index)
2040	return -1;	2051	return -1;
2041		2052
2042	return altern[RANDOM () % index];	2053	return altern [rndm (index)];
2043	}	2054	}
2044		2055
2045	/*	2056	/*
2046	* find_first_free_spot(archetype, maptile, x, y) works like	2057	* find_first_free_spot(archetype, maptile, x, y) works like
2047	* find_free_spot(), but it will search max number of squares.	2058	* find_free_spot(), but it will search max number of squares.
2048	* But it will return the first available spot, not a random choice.	2059	* But it will return the first available spot, not a random choice.
2049	* Changed 0.93.2: Have it return -1 if there is no free spot available.	2060	* Changed 0.93.2: Have it return -1 if there is no free spot available.
2050	*/	2061	*/
2051
2052	int	2062	int
2053	find_first_free_spot (const object *ob, maptile *m, int x, int y)	2063	find_first_free_spot (const object *ob, maptile *m, int x, int y)
2054	{	2064	{
2055	int
2056	i;
2057
2058	for (i = 0; i < SIZEOFFREE; i++)	2065	for (int i = 0; i < SIZEOFFREE; i++)
2059	{
2060	if (!ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]))	2066	if (!ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]))
2061	return i;	2067	return i;
2062	}	2068
2063	return -1;	2069	return -1;
2064	}	2070	}
2065		2071
2066	/*	2072	/*
2067	* The function permute(arr, begin, end) randomly reorders the array	2073	* The function permute(arr, begin, end) randomly reorders the array
2068	* arr[begin..end-1].	2074	* arr[begin..end-1].
		2075	* now uses a fisher-yates shuffle, old permute was broken
2069	*/	2076	*/
2070	static void	2077	static void
2071	permute (int *arr, int begin, int end)	2078	permute (int *arr, int begin, int end)
2072	{	2079	{
2073	int	2080	arr += begin;
2074	i,
2075	j,
2076	tmp,
2077	len;
2078
2079	len = end - begin;	2081	end -= begin;
2080	for (i = begin; i < end; i++)
2081	{
2082	j = begin + RANDOM () % len;
2083		2082
2084	tmp = arr[i];	2083	while (--end)
2085	arr[i] = arr[j];	2084	swap (arr [end], arr [rndm (end + 1)]);
2086	arr[j] = tmp;
2087	}
2088	}	2085	}
2089		2086
2090	/* new function to make monster searching more efficient, and effective!	2087	/* new function to make monster searching more efficient, and effective!
2091	* This basically returns a randomized array (in the passed pointer) of	2088	* This basically returns a randomized array (in the passed pointer) of
2092	* the spaces to find monsters. In this way, it won't always look for	2089	* the spaces to find monsters. In this way, it won't always look for
…		…
2095	* the 3x3 area will be searched, just not in a predictable order.	2092	* the 3x3 area will be searched, just not in a predictable order.
2096	*/	2093	*/
2097	void	2094	void
2098	get_search_arr (int *search_arr)	2095	get_search_arr (int *search_arr)
2099	{	2096	{
2100	int	2097	int i;
2101	i;
2102		2098
2103	for (i = 0; i < SIZEOFFREE; i++)	2099	for (i = 0; i < SIZEOFFREE; i++)
2104	{
2105	search_arr[i] = i;	2100	search_arr[i] = i;
2106	}
2107		2101
2108	permute (search_arr, 1, SIZEOFFREE1 + 1);	2102	permute (search_arr, 1, SIZEOFFREE1 + 1);
2109	permute (search_arr, SIZEOFFREE1 + 1, SIZEOFFREE2 + 1);	2103	permute (search_arr, SIZEOFFREE1 + 1, SIZEOFFREE2 + 1);
2110	permute (search_arr, SIZEOFFREE2 + 1, SIZEOFFREE);	2104	permute (search_arr, SIZEOFFREE2 + 1, SIZEOFFREE);
2111	}	2105	}
…		…
2120	* Perhaps incorrectly, but I'm making the assumption that exclude	2114	* Perhaps incorrectly, but I'm making the assumption that exclude
2121	* is actually want is going to try and move there. We need this info	2115	* is actually want is going to try and move there. We need this info
2122	* because we have to know what movement the thing looking to move	2116	* because we have to know what movement the thing looking to move
2123	* there is capable of.	2117	* there is capable of.
2124	*/	2118	*/
2125
2126	int	2119	int
2127	find_dir (maptile *m, int x, int y, object *exclude)	2120	find_dir (maptile *m, int x, int y, object *exclude)
2128	{	2121	{
2129	int
2130	i,
2131	max = SIZEOFFREE, mflags;	2122	int i, max = SIZEOFFREE, mflags;
2132		2123
2133	sint16 nx, ny;	2124	sint16 nx, ny;
2134	object *	2125	object *tmp;
2135	tmp;
2136	maptile *	2126	maptile *mp;
2137	mp;
2138		2127
2139	MoveType blocked, move_type;	2128	MoveType blocked, move_type;
2140		2129
2141	if (exclude && exclude->head)	2130	if (exclude && exclude->head_ () != exclude)
2142	{	2131	{
2143	exclude = exclude->head;	2132	exclude = exclude->head;
2144	move_type = exclude->move_type;	2133	move_type = exclude->move_type;
2145	}	2134	}
2146	else	2135	else
…		…
2159		2148
2160	if (mflags & P_OUT_OF_MAP)	2149	if (mflags & P_OUT_OF_MAP)
2161	max = maxfree[i];	2150	max = maxfree[i];
2162	else	2151	else
2163	{	2152	{
2164	blocked = GET_MAP_MOVE_BLOCK (mp, nx, ny);	2153	mapspace &ms = mp->at (nx, ny);
		2154
		2155	blocked = ms.move_block;
2165		2156
2166	if ((move_type & blocked) == move_type)	2157	if ((move_type & blocked) == move_type)
2167	max = maxfree[i];	2158	max = maxfree[i];
2168	else if (mflags & P_IS_ALIVE)	2159	else if (mflags & P_IS_ALIVE)
2169	{	2160	{
2170	for (tmp = GET_MAP_OB (mp, nx, ny); tmp; tmp = tmp->above)	2161	for (tmp = ms.bot; tmp; tmp = tmp->above)
2171	if ((QUERY_FLAG (tmp, FLAG_MONSTER) || tmp->type == PLAYER) && (tmp != exclude || (tmp->head && tmp->head != exclude)))	2162	if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)
		2163	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))
2172	break;	2164	break;
2173		2165
2174	if (tmp)	2166	if (tmp)
2175	return freedir[i];	2167	return freedir[i];
2176	}	2168	}
…		…
2182		2174
2183	/*	2175	/*
2184	* distance(object 1, object 2) will return the square of the	2176	* distance(object 1, object 2) will return the square of the
2185	* distance between the two given objects.	2177	* distance between the two given objects.
2186	*/	2178	*/
2187
2188	int	2179	int
2189	distance (const object *ob1, const object *ob2)	2180	distance (const object *ob1, const object *ob2)
2190	{	2181	{
2191	int i;
2192
2193	i = (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);	2182	return (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);
2194	return i;
2195	}	2183	}
2196		2184
2197	/*	2185	/*
2198	* find_dir_2(delta-x,delta-y) will return a direction in which	2186	* find_dir_2(delta-x,delta-y) will return a direction in which
2199	* an object which has subtracted the x and y coordinates of another	2187	* an object which has subtracted the x and y coordinates of another
2200	* object, needs to travel toward it.	2188	* object, needs to travel toward it.
2201	*/	2189	*/
2202
2203	int	2190	int
2204	find_dir_2 (int x, int y)	2191	find_dir_2 (int x, int y)
2205	{	2192	{
2206	int q;	2193	int q;
2207		2194
…		…
2236		2223
2237	return 3;	2224	return 3;
2238	}	2225	}
2239		2226
2240	/*	2227	/*
2241	* absdir(int): Returns a number between 1 and 8, which represent
2242	* the "absolute" direction of a number (it actually takes care of
2243	* "overflow" in previous calculations of a direction).
2244	*/
2245
2246	int
2247	absdir (int d)
2248	{
2249	while (d < 1)
2250	d += 8;
2251	while (d > 8)
2252	d -= 8;
2253	return d;
2254	}
2255
2256	/*
2257	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is	2228	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is
2258	* between two directions (which are expected to be absolute (see absdir())	2229	* between two directions (which are expected to be absolute (see absdir())
2259	*/	2230	*/
2260
2261	int	2231	int
2262	dirdiff (int dir1, int dir2)	2232	dirdiff (int dir1, int dir2)
2263	{	2233	{
2264	int	2234	int d;
2265	d;
2266		2235
2267	d = abs (dir1 - dir2);	2236	d = abs (dir1 - dir2);
2268	if (d > 4)	2237	if (d > 4)
2269	d = 8 - d;	2238	d = 8 - d;
		2239
2270	return d;	2240	return d;
2271	}	2241	}
2272		2242
2273	/* peterm:	2243	/* peterm:
2274	* do LOS stuff for ball lightning. Go after the closest VISIBLE monster.	2244	* do LOS stuff for ball lightning. Go after the closest VISIBLE monster.
…		…
2277	* This basically means that if direction is 15, then it could either go	2247	* This basically means that if direction is 15, then it could either go
2278	* direction 4, 14, or 16 to get back to where we are.	2248	* direction 4, 14, or 16 to get back to where we are.
2279	* Moved from spell_util.c to object.c with the other related direction	2249	* Moved from spell_util.c to object.c with the other related direction
2280	* functions.	2250	* functions.
2281	*/	2251	*/
2282
2283	int
2284	reduction_dir[SIZEOFFREE][3] = {	2252	int reduction_dir[SIZEOFFREE][3] = {
2285	{0, 0, 0}, /* 0 */	2253	{0, 0, 0}, /* 0 */
2286	{0, 0, 0}, /* 1 */	2254	{0, 0, 0}, /* 1 */
2287	{0, 0, 0}, /* 2 */	2255	{0, 0, 0}, /* 2 */
2288	{0, 0, 0}, /* 3 */	2256	{0, 0, 0}, /* 3 */
2289	{0, 0, 0}, /* 4 */	2257	{0, 0, 0}, /* 4 */
…		…
2395	* create clone from object to another	2363	* create clone from object to another
2396	*/	2364	*/
2397	object *	2365	object *
2398	object_create_clone (object *asrc)	2366	object_create_clone (object *asrc)
2399	{	2367	{
2400	object *dst = 0, *tmp, *src, *part, *prev, *item;	2368	object *dst = 0, *tmp, *src, *prev, *item;
2401		2369
2402	if (!asrc)	2370	if (!asrc)
2403	return 0;	2371	return 0;
2404		2372
2405	src = asrc;
2406	if (src->head)
2407	src = src->head;	2373	src = asrc->head_ ();
2408		2374
2409	prev = 0;	2375	prev = 0;
2410	for (part = src; part; part = part->more)	2376	for (object *part = src; part; part = part->more)
2411	{	2377	{
2412	tmp = part->clone ();	2378	tmp = part->clone ();
2413	tmp->x -= src->x;	2379	tmp->x -= src->x;
2414	tmp->y -= src->y;	2380	tmp->y -= src->y;
2415		2381
…		…
2433	insert_ob_in_ob (object_create_clone (item), dst);	2399	insert_ob_in_ob (object_create_clone (item), dst);
2434		2400
2435	return dst;	2401	return dst;
2436	}	2402	}
2437		2403
2438	/* GROS - Creates an object using a string representing its content. */
2439	/* Basically, we save the content of the string to a temp file, then call */
2440	/* load_object on it. I admit it is a highly inefficient way to make things, */
2441	/* but it was simple to make and allows reusing the load_object function. */
2442	/* Remember not to use load_object_str in a time-critical situation. */
2443	/* Also remember that multiparts objects are not supported for now. */
2444
2445	object *
2446	load_object_str (const char *obstr)
2447	{
2448	object *op;
2449	char filename[MAX_BUF];
2450
2451	sprintf (filename, "%s/cfloadobstr2044", settings.tmpdir);
2452
2453	FILE *tempfile = fopen (filename, "w");
2454
2455	if (tempfile == NULL)
2456	{
2457	LOG (llevError, "Error - Unable to access load object temp file\n");
2458	return NULL;
2459	}
2460
2461	fprintf (tempfile, obstr);
2462	fclose (tempfile);
2463
2464	op = object::create ();
2465
2466	object_thawer thawer (filename);
2467
2468	if (thawer)
2469	load_object (thawer, op, 0);
2470
2471	LOG (llevDebug, " load str completed, object=%s\n", &op->name);
2472	CLEAR_FLAG (op, FLAG_REMOVED);
2473
2474	return op;
2475	}
2476
2477	/* This returns the first object in who's inventory that	2404	/* This returns the first object in who's inventory that
2478	* has the same type and subtype match.	2405	* has the same type and subtype match.
2479	* returns NULL if no match.	2406	* returns NULL if no match.
2480	*/	2407	*/
2481	object *	2408	object *
2482	find_obj_by_type_subtype (const object *who, int type, int subtype)	2409	find_obj_by_type_subtype (const object *who, int type, int subtype)
2483	{	2410	{
2484	object *tmp;
2485
2486	for (tmp = who->inv; tmp; tmp = tmp->below)	2411	for (object *tmp = who->inv; tmp; tmp = tmp->below)
2487	if (tmp->type == type && tmp->subtype == subtype)	2412	if (tmp->type == type && tmp->subtype == subtype)
2488	return tmp;	2413	return tmp;
2489		2414
2490	return NULL;	2415	return 0;
2491	}	2416	}
2492		2417
2493	/* If ob has a field named key, return the link from the list,	2418	/* If ob has a field named key, return the link from the list,
2494	* otherwise return NULL.	2419	* otherwise return NULL.
2495	*	2420	*
…		…
2497	* do the desired thing.	2422	* do the desired thing.
2498	*/	2423	*/
2499	key_value *	2424	key_value *
2500	get_ob_key_link (const object *ob, const char *key)	2425	get_ob_key_link (const object *ob, const char *key)
2501	{	2426	{
2502	key_value *link;
2503
2504	for (link = ob->key_values; link != NULL; link = link->next)	2427	for (key_value *link = ob->key_values; link; link = link->next)
2505	if (link->key == key)	2428	if (link->key == key)
2506	return link;	2429	return link;
2507		2430
2508	return NULL;	2431	return 0;
2509	}	2432	}
2510		2433
2511	/*	2434	/*
2512	* Returns the value of op has an extra_field for key, or NULL.	2435	* Returns the value of op has an extra_field for key, or NULL.
2513	*	2436	*
…		…
2538	if (link->key == canonical_key)	2461	if (link->key == canonical_key)
2539	return link->value;	2462	return link->value;
2540		2463
2541	return 0;	2464	return 0;
2542	}	2465	}
2543
2544		2466
2545	/*	2467	/*
2546	* Updates the canonical_key in op to value.	2468	* Updates the canonical_key in op to value.
2547	*	2469	*
2548	* canonical_key is a shared string (value doesn't have to be).	2470	* canonical_key is a shared string (value doesn't have to be).
…		…
2553	* Returns TRUE on success.	2475	* Returns TRUE on success.
2554	*/	2476	*/
2555	int	2477	int
2556	set_ob_key_value_s (object *op, const shstr & canonical_key, const char *value, int add_key)	2478	set_ob_key_value_s (object *op, const shstr & canonical_key, const char *value, int add_key)
2557	{	2479	{
2558	key_value *
2559	field = NULL, *last = NULL;	2480	key_value *field = NULL, *last = NULL;
2560		2481
2561	for (field = op->key_values; field != NULL; field = field->next)	2482	for (field = op->key_values; field != NULL; field = field->next)
2562	{	2483	{
2563	if (field->key != canonical_key)	2484	if (field->key != canonical_key)
2564	{	2485	{
…		…
2592	/* IF we get here, key doesn't exist */	2513	/* IF we get here, key doesn't exist */
2593		2514
2594	/* No field, we'll have to add it. */	2515	/* No field, we'll have to add it. */
2595		2516
2596	if (!add_key)	2517	if (!add_key)
2597	{
2598	return FALSE;	2518	return FALSE;
2599	}	2519
2600	/* There isn't any good reason to store a null	2520	/* There isn't any good reason to store a null
2601	* value in the key/value list. If the archetype has	2521	* value in the key/value list. If the archetype has
2602	* this key, then we should also have it, so shouldn't	2522	* this key, then we should also have it, so shouldn't
2603	* be here. If user wants to store empty strings,	2523	* be here. If user wants to store empty strings,
2604	* should pass in ""	2524	* should pass in ""
…		…
2653	}	2573	}
2654	else	2574	else
2655	item = item->env;	2575	item = item->env;
2656	}	2576	}
2657		2577
		2578
		2579	const char *
		2580	object::flag_desc (char *desc, int len) const
		2581	{
		2582	char *p = desc;
		2583	bool first = true;
		2584
		2585	*p = 0;
		2586
		2587	for (int i = 0; i < NUM_FLAGS; i++)
		2588	{
		2589	if (len <= 10) // magic constant!
		2590	{
		2591	snprintf (p, len, ",...");
		2592	break;
		2593	}
		2594
		2595	if (flag [i])
		2596	{
		2597	int cnt = snprintf (p, len, "%s%d", first ? "" : ",", i);
		2598	len -= cnt;
		2599	p += cnt;
		2600	first = false;
		2601	}
		2602	}
		2603
		2604	return desc;
		2605	}
		2606
2658	// return a suitable string describing an objetc in enough detail to find it	2607	// return a suitable string describing an object in enough detail to find it
2659	const char *	2608	const char *
2660	object::debug_desc (char *info) const	2609	object::debug_desc (char *info) const
2661	{	2610	{
		2611	char flagdesc[512];
2662	char info2[256 * 3];	2612	char info2[256 * 4];
2663	char *p = info;	2613	char *p = info;
2664		2614
2665	p += snprintf (p, 256, "%d=\"%s%s%s\"",	2615	p += snprintf (p, 512, "{cnt:%d,uuid:<1.%" PRIx64 ">,name:\"%s\"%s%s,flags:[%s],type:%d}",
2666	count,	2616	count, uuid.seq,
2667	&name,	2617	&name,
2668	title ? " " : "",	2618	title ? "\",title:\"" : "",
2669	title ? (const char *)title : "");	2619	title ? (const char *)title : "",
		2620	flag_desc (flagdesc, 512), type);
2670		2621
2671	if (env)	2622	if (env)
2672	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));	2623	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2673		2624
2674	if (map)	2625	if (map)
2675	p += snprintf (p, 256, "(on %s@%d+%d)", map->path, x, y);	2626	p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);
2676		2627
2677	return info;	2628	return info;
2678	}	2629	}
2679		2630
2680	const char *	2631	const char *
2681	object::debug_desc () const	2632	object::debug_desc () const
2682	{	2633	{
2683	static char info[256 * 3];	2634	static char info[3][256 * 4];
		2635	static int info_idx;
		2636
2684	return debug_desc (info);	2637	return debug_desc (info [++info_idx % 3]);
2685	}	2638	}
2686		2639
		2640	struct region *
		2641	object::region () const
		2642	{
		2643	return map ? map->region (x, y)
		2644	: region::default_region ();
		2645	}
		2646
		2647	const materialtype_t *
		2648	object::dominant_material () const
		2649	{
		2650	if (materialtype_t *mat = name_to_material (materialname))
		2651	return mat;
		2652
		2653	// omfg this is slow, this has to be temporary :)
		2654	shstr unknown ("unknown");
		2655
		2656	return name_to_material (unknown);
		2657	}
		2658
		2659	void
		2660	object::open_container (object *new_container)
		2661	{
		2662	if (container == new_container)
		2663	return;
		2664
		2665	if (object *old_container = container)
		2666	{
		2667	if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))
		2668	return;
		2669
		2670	#if 0
		2671	// remove the "Close old_container" object.
		2672	if (object *closer = old_container->inv)
		2673	if (closer->type == CLOSE_CON)
		2674	closer->destroy ();
		2675	#endif
		2676
		2677	old_container->flag [FLAG_APPLIED] = 0;
		2678	container = 0;
		2679
		2680	esrv_update_item (UPD_FLAGS, this, old_container);
		2681	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));
		2682	}
		2683
		2684	if (new_container)
		2685	{
		2686	if (INVOKE_OBJECT (OPEN, new_container, ARG_OBJECT (this)))
		2687	return;
		2688
		2689	// TODO: this does not seem to serve any purpose anymore?
		2690	#if 0
		2691	// insert the "Close Container" object.
		2692	if (archetype *closer = new_container->other_arch)
		2693	{
		2694	object *closer = arch_to_object (new_container->other_arch);
		2695	closer->flag [FLAG_NO_MAP_SAVE] = 1;
		2696	new_container->insert (closer);
		2697	}
		2698	#endif
		2699
		2700	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));
		2701
		2702	new_container->flag [FLAG_APPLIED] = 1;
		2703	container = new_container;
		2704
		2705	esrv_update_item (UPD_FLAGS, this, new_container);
		2706	esrv_send_inventory (this, new_container);
		2707	}
		2708	}
		2709
		2710

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