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Comparing deliantra/server/common/object.C (file contents):
Revision 1.54 by root, Fri Nov 17 19:40:53 2006 UTC vs.
Revision 1.97 by elmex, Sat Dec 30 21:07:46 2006 UTC

…		…
29	#include <sys/types.h>	29	#include <sys/types.h>
30	#include <sys/uio.h>	30	#include <sys/uio.h>
31	#include <object.h>	31	#include <object.h>
32	#include <funcpoint.h>	32	#include <funcpoint.h>
33	#include <loader.h>	33	#include <loader.h>
		34
		35	#include <bitset>
34		36
35	int nrofallocobjects = 0;	37	int nrofallocobjects = 0;
36	static UUID uuid;	38	static UUID uuid;
37	const uint64 UUID_SKIP = 1<<19;	39	const uint64 UUID_SKIP = 1<<19;
38		40
…		…
104	_exit (1);	106	_exit (1);
105	}	107	}
106		108
107	uuid.seq = uid;	109	uuid.seq = uid;
108	write_uuid ();	110	write_uuid ();
109	LOG (llevDebug, "read UID: %lld\n", uid);	111	LOG (llevDebug, "read UID: %" PRId64 "\n", uid);
110	fclose (fp);	112	fclose (fp);
111	}	113	}
112		114
113	UUID	115	UUID
114	gen_uuid ()	116	gen_uuid ()
…		…
139	* objects with lists are rare, and lists stay short. If not, use a	141	* objects with lists are rare, and lists stay short. If not, use a
140	* different structure or at least keep the lists sorted...	142	* different structure or at least keep the lists sorted...
141	*/	143	*/
142		144
143	/* For each field in wants, */	145	/* For each field in wants, */
144	for (wants_field = wants->key_values; wants_field != NULL; wants_field = wants_field->next)	146	for (wants_field = wants->key_values; wants_field; wants_field = wants_field->next)
145	{	147	{
146	key_value *has_field;	148	key_value *has_field;
147		149
148	/* Look for a field in has with the same key. */	150	/* Look for a field in has with the same key. */
149	has_field = get_ob_key_link (has, wants_field->key);	151	has_field = get_ob_key_link (has, wants_field->key);
…		…
183	*	185	*
184	* Note that this function appears a lot longer than the macro it	186	* Note that this function appears a lot longer than the macro it
185	* replaces - this is mostly for clarity - a decent compiler should hopefully	187	* replaces - this is mostly for clarity - a decent compiler should hopefully
186	* reduce this to the same efficiency.	188	* reduce this to the same efficiency.
187	*	189	*
188	* Check nrof variable *before* calling CAN_MERGE()	190	* Check nrof variable *before* calling can_merge()
189	*	191	*
190	* Improvements made with merge: Better checking on potion, and also	192	* Improvements made with merge: Better checking on potion, and also
191	* check weight	193	* check weight
192	*/	194	*/
193
194	bool object::can_merge (object *ob1, object *ob2)	195	bool object::can_merge_slow (object *ob1, object *ob2)
195	{	196	{
196	/* A couple quicksanity checks */	197	/* A couple quicksanity checks */
197	if ((ob1 == ob2) || (ob1->type != ob2->type))	198	if (ob1 == ob2
		199	|| ob1->type != ob2->type
		200	|| ob1->speed != ob2->speed
		201	|| ob1->value != ob2->value
		202	|| ob1->name != ob2->name)
198	return 0;	203	return 0;
199		204
200	if (ob1->speed != ob2->speed)	205	//TODO: this ain't working well, use nicer and correct overflow check
201	return 0;
202
203	/* Do not merge objects if nrof would overflow. We use 1UL<<31 since that	206	/* Do not merge objects if nrof would overflow. We use 1UL<<31 since that
204	* value could not be stored in a sint32 (which unfortunately sometimes is	207	* value could not be stored in a sint32 (which unfortunately sometimes is
205	* used to store nrof).	208	* used to store nrof).
206	*/	209	*/
207	if (ob1->nrof + ob2->nrof >= 1UL << 31)	210	if (ob1->nrof + ob2->nrof >= 1UL << 31)
…		…
217	SET_FLAG (ob1, FLAG_BEEN_APPLIED);	220	SET_FLAG (ob1, FLAG_BEEN_APPLIED);
218		221
219	if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))	222	if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))
220	SET_FLAG (ob2, FLAG_BEEN_APPLIED);	223	SET_FLAG (ob2, FLAG_BEEN_APPLIED);
221		224
222		225	if ((ob1->flag ^ ob2->flag).reset (FLAG_INV_LOCKED).reset (FLAG_CLIENT_SENT).any ()
223	/* the 0x400000 on flags2 is FLAG_INV_LOCK. I don't think something	226	|| ob1->arch != ob2->arch
224	* being locked in inventory should prevent merging.
225	* 0x4 in flags3 is CLIENT_SENT
226	*/
227	if ((ob1->arch != ob2->arch) ||
228	(ob1->flags[0] != ob2->flags[0]) ||
229	(ob1->flags[1] != ob2->flags[1]) ||
230	((ob1->flags[2] & ~0x400000) != (ob2->flags[2] & ~0x400000)) ||
231	((ob1->flags[3] & ~0x4) != (ob2->flags[3] & ~0x4)) ||
232	(ob1->name != ob2->name) ||	227	|| ob1->name != ob2->name
233	(ob1->title != ob2->title) ||	228	|| ob1->title != ob2->title
234	(ob1->msg != ob2->msg) ||	229	|| ob1->msg != ob2->msg
235	(ob1->weight != ob2->weight) ||	230	|| ob1->weight != ob2->weight
236	(memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist)) != 0) ||	231	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
237	(memcmp (&ob1->stats, &ob2->stats, sizeof (ob1->stats)) != 0) ||	232	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats) )
238	(ob1->attacktype != ob2->attacktype) ||	233	|| ob1->attacktype != ob2->attacktype
239	(ob1->magic != ob2->magic) ||	234	|| ob1->magic != ob2->magic
240	(ob1->slaying != ob2->slaying) ||	235	|| ob1->slaying != ob2->slaying
241	(ob1->skill != ob2->skill) ||	236	|| ob1->skill != ob2->skill
242	(ob1->value != ob2->value) ||	237	|| ob1->value != ob2->value
243	(ob1->animation_id != ob2->animation_id) ||	238	|| ob1->animation_id != ob2->animation_id
244	(ob1->client_type != ob2->client_type) ||	239	|| ob1->client_type != ob2->client_type
245	(ob1->materialname != ob2->materialname) ||	240	|| ob1->materialname != ob2->materialname
246	(ob1->lore != ob2->lore) ||	241	|| ob1->lore != ob2->lore
247	(ob1->subtype != ob2->subtype) ||	242	|| ob1->subtype != ob2->subtype
248	(ob1->move_type != ob2->move_type) ||	243	|| ob1->move_type != ob2->move_type
249	(ob1->move_block != ob2->move_block) ||	244	|| ob1->move_block != ob2->move_block
250	(ob1->move_allow != ob2->move_allow) ||	245	|| ob1->move_allow != ob2->move_allow
251	(ob1->move_on != ob2->move_on) ||	246	|| ob1->move_on != ob2->move_on
252	(ob1->move_off != ob2->move_off) || (ob1->move_slow != ob2->move_slow) || (ob1->move_slow_penalty != ob2->move_slow_penalty))	247	|| ob1->move_off != ob2->move_off
		248	|| ob1->move_slow != ob2->move_slow
		249	|| ob1->move_slow_penalty != ob2->move_slow_penalty)
253	return 0;	250	return 0;
254		251
255	/* This is really a spellbook check - really, we should	252	/* This is really a spellbook check - really, we should
256	* check all objects in the inventory.	253	* check all objects in the inventory.
257	*/	254	*/
…		…
260	/* if one object has inventory but the other doesn't, not equiv */	257	/* if one object has inventory but the other doesn't, not equiv */
261	if ((ob1->inv && !ob2->inv) || (ob2->inv && !ob1->inv))	258	if ((ob1->inv && !ob2->inv) || (ob2->inv && !ob1->inv))
262	return 0;	259	return 0;
263		260
264	/* Now check to see if the two inventory objects could merge */	261	/* Now check to see if the two inventory objects could merge */
265	if (!CAN_MERGE (ob1->inv, ob2->inv))	262	if (!object::can_merge (ob1->inv, ob2->inv))
266	return 0;	263	return 0;
267		264
268	/* inventory ok - still need to check rest of this object to see	265	/* inventory ok - still need to check rest of this object to see
269	* if it is valid.	266	* if it is valid.
270	*/	267	*/
…		…
279		276
280	/* Note sure why the following is the case - either the object has to	277	/* Note sure why the following is the case - either the object has to
281	* be animated or have a very low speed. Is this an attempted monster	278	* be animated or have a very low speed. Is this an attempted monster
282	* check?	279	* check?
283	*/	280	*/
284	if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && FABS ((ob1)->speed) > MIN_ACTIVE_SPEED)	281	if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && ob1->has_active_speed ())
285	return 0;	282	return 0;
286		283
287	switch (ob1->type)	284	switch (ob1->type)
288	{	285	{
289	case SCROLL:	286	case SCROLL:
…		…
354	op = op->env;	351	op = op->env;
355	return op;	352	return op;
356	}	353	}
357		354
358	/*	355	/*
359	* Eneq(@csd.uu.se): Since we can have items buried in a character we need
360	* a better check. We basically keeping traversing up until we can't
361	* or find a player.
362	*/
363
364	object *
365	is_player_inv (object *op)
366	{
367	for (; op != NULL && op->type != PLAYER; op = op->env)
368	if (op->env == op)
369	op->env = NULL;
370	return op;
371	}
372
373	/*
374	* Used by: Crossedit: dump. Server DM commands: dumpbelow, dump.	356	* Used by: Crossedit: dump. Server DM commands: dumpbelow, dump.
375	* Some error messages.	357	* Some error messages.
376	* The result of the dump is stored in the static global errmsg array.	358	* The result of the dump is stored in the static global errmsg array.
377	*/	359	*/
378		360
…		…
381	{	363	{
382	if (!op)	364	if (!op)
383	return strdup ("[NULLOBJ]");	365	return strdup ("[NULLOBJ]");
384		366
385	object_freezer freezer;	367	object_freezer freezer;
386	save_object (freezer, op, 3);	368	save_object (freezer, op, 1);
387	return freezer.as_string ();	369	return freezer.as_string ();
388	}	370	}
389		371
390	/*	372	/*
391	* get_nearest_part(multi-object, object 2) returns the part of the	373	* get_nearest_part(multi-object, object 2) returns the part of the
…		…
484	}	466	}
485		467
486	op->key_values = 0;	468	op->key_values = 0;
487	}	469	}
488		470
489	void object::clear ()
490	{
491	attachable_base::clear ();
492
493	free_key_values (this);
494
495	owner = 0;
496	name = 0;
497	name_pl = 0;
498	title = 0;
499	race = 0;
500	slaying = 0;
501	skill = 0;
502	msg = 0;
503	lore = 0;
504	custom_name = 0;
505	materialname = 0;
506	contr = 0;
507	below = 0;
508	above = 0;
509	inv = 0;
510	container = 0;
511	env = 0;
512	more = 0;
513	head = 0;
514	map = 0;
515	active_next = 0;
516	active_prev = 0;
517
518	memset (static_cast<object_pod *>(this), 0, sizeof (object_pod));
519
520	SET_FLAG (this, FLAG_REMOVED);
521
522	/* What is not cleared is next, prev, and count */
523
524	expmul = 1.0;
525	face = blank_face;
526
527	if (settings.casting_time)
528	casting_time = -1;
529	}
530
531	void object::clone (object *destination)
532	{
533	*(object_copy *)destination = *this;
534	*(object_pod *)destination = *this;
535
536	if (self || cb)
537	INVOKE_OBJECT (CLONE, this, ARG_OBJECT (destination));
538	}
539
540	/*	471	/*
541	* copy object first frees everything allocated by the second object,	472	* copy_to first frees everything allocated by the dst object,
542	* and then copies the contends of the first object into the second	473	* and then copies the contents of itself into the second
543	* object, allocating what needs to be allocated. Basically, any	474	* object, allocating what needs to be allocated. Basically, any
544	* 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,
545	* if the first object is freed, the pointers in the new object	476	* if the first object is freed, the pointers in the new object
546	* will point at garbage.	477	* will point at garbage.
547	*/	478	*/
548	void	479	void
549	copy_object (object *op2, object *op)	480	object::copy_to (object *dst)
550	{	481	{
551	bool is_freed = QUERY_FLAG (op, FLAG_FREED);	482	bool is_freed = QUERY_FLAG (dst, FLAG_FREED);
552	bool is_removed = QUERY_FLAG (op, FLAG_REMOVED);	483	bool is_removed = QUERY_FLAG (dst, FLAG_REMOVED);
553		484
554	op2->clone (op);	485	*(object_copy *)dst = *this;
555		486
556	if (is_freed)	487	if (is_freed)
557	SET_FLAG (op, FLAG_FREED);	488	SET_FLAG (dst, FLAG_FREED);
		489
558	if (is_removed)	490	if (is_removed)
559	SET_FLAG (op, FLAG_REMOVED);	491	SET_FLAG (dst, FLAG_REMOVED);
560		492
561	if (op2->speed < 0)	493	if (speed < 0)
562	op->speed_left = op2->speed_left - RANDOM () % 200 / 100.0;	494	dst->speed_left = speed_left - RANDOM () % 200 / 100.0;
563		495
564	/* Copy over key_values, if any. */	496	/* Copy over key_values, if any. */
565	if (op2->key_values)	497	if (key_values)
566	{	498	{
567	key_value *tail = 0;	499	key_value *tail = 0;
568	key_value *i;	500	key_value *i;
569		501
570	op->key_values = 0;	502	dst->key_values = 0;
571		503
572	for (i = op2->key_values; i; i = i->next)	504	for (i = key_values; i; i = i->next)
573	{	505	{
574	key_value *new_link = new key_value;	506	key_value *new_link = new key_value;
575		507
576	new_link->next = 0;	508	new_link->next = 0;
577	new_link->key = i->key;	509	new_link->key = i->key;
578	new_link->value = i->value;	510	new_link->value = i->value;
579		511
580	/* Try and be clever here, too. */	512	/* Try and be clever here, too. */
581	if (!op->key_values)	513	if (!dst->key_values)
582	{	514	{
583	op->key_values = new_link;	515	dst->key_values = new_link;
584	tail = new_link;	516	tail = new_link;
585	}	517	}
586	else	518	else
587	{	519	{
588	tail->next = new_link;	520	tail->next = new_link;
589	tail = new_link;	521	tail = new_link;
590	}	522	}
591	}	523	}
592	}	524	}
593		525
594	update_ob_speed (op);	526	dst->set_speed (dst->speed);
		527	}
		528
		529	object *
		530	object::clone ()
		531	{
		532	object *neu = create ();
		533	copy_to (neu);
		534	return neu;
595	}	535	}
596		536
597	/*	537	/*
598	* 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
599	* 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
600	* 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.
601	*/	541	*/
602
603	void	542	void
604	update_turn_face (object *op)	543	update_turn_face (object *op)
605	{	544	{
606	if (!QUERY_FLAG (op, FLAG_IS_TURNABLE) || op->arch == NULL)	545	if (!QUERY_FLAG (op, FLAG_IS_TURNABLE) || !op->arch)
607	return;	546	return;
		547
608	SET_ANIMATION (op, op->direction);	548	SET_ANIMATION (op, op->direction);
609	update_object (op, UP_OBJ_FACE);	549	update_object (op, UP_OBJ_FACE);
610	}	550	}
611		551
612	/*	552	/*
613	* 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
614	* 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.
615	* 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.
616	*/	556	*/
617	void	557	void
618	update_ob_speed (object *op)	558	object::set_speed (float speed)
619	{	559	{
620	extern int arch_init;	560	if (flag [FLAG_FREED] && speed)
621
622	/* No reason putting the archetypes objects on the speed list,
623	* since they never really need to be updated.
624	*/
625
626	if (QUERY_FLAG (op, FLAG_FREED) && op->speed)
627	{	561	{
628	LOG (llevError, "Object %s is freed but has speed.\n", &op->name);	562	LOG (llevError, "Object %s is freed but has speed.\n", &name);
629	#ifdef MANY_CORES
630	abort ();
631	#else
632	op->speed = 0;	563	speed = 0;
633	#endif
634	}
635
636	if (arch_init)
637	return;
638
639	if (FABS (op->speed) > MIN_ACTIVE_SPEED)
640	{	564	}
641	/* If already on active list, don't do anything */
642	if (op->active_next || op->active_prev || op == active_objects)
643	return;
644		565
645	/* process_events() expects us to insert the object at the beginning	566	this->speed = speed;
646	* of the list. */
647	op->active_next = active_objects;
648		567
649	if (op->active_next != NULL)	568	if (has_active_speed ())
650	op->active_next->active_prev = op;	569	activate (false);
651
652	active_objects = op;
653	}
654	else	570	else
655	{	571	deactivate (false);
656	/* If not on the active list, nothing needs to be done */
657	if (!op->active_next && !op->active_prev && op != active_objects)
658	return;
659
660	if (op->active_prev == NULL)
661	{
662	active_objects = op->active_next;
663
664	if (op->active_next != NULL)
665	op->active_next->active_prev = NULL;
666	}
667	else
668	{
669	op->active_prev->active_next = op->active_next;
670
671	if (op->active_next)
672	op->active_next->active_prev = op->active_prev;
673	}
674
675	op->active_next = NULL;
676	op->active_prev = NULL;
677	}
678	}	572	}
679		573
680	/* This function removes object 'op' from the list of active
681	* objects.
682	* This should only be used for style maps or other such
683	* reference maps where you don't want an object that isn't
684	* in play chewing up cpu time getting processed.
685	* The reverse of this is to call update_ob_speed, which
686	* will do the right thing based on the speed of the object.
687	*/
688	void
689	remove_from_active_list (object *op)
690	{
691	/* If not on the active list, nothing needs to be done */
692	if (!op->active_next && !op->active_prev && op != active_objects)
693	return;
694
695	if (op->active_prev == NULL)
696	{
697	active_objects = op->active_next;
698	if (op->active_next != NULL)
699	op->active_next->active_prev = NULL;
700	}
701	else
702	{
703	op->active_prev->active_next = op->active_next;
704	if (op->active_next)
705	op->active_next->active_prev = op->active_prev;
706	}
707	op->active_next = NULL;
708	op->active_prev = NULL;
709	}
710
711	/*	574	/*
712	* update_object() updates the array which represents the map.	575	* update_object() updates the the map.
713	* It takes into account invisible objects (and represent squares covered	576	* It takes into account invisible objects (and represent squares covered
714	* 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
715	* invisible object, etc...)	578	* invisible object, etc...)
716	* 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
717	* 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
718	* updating that window, though, since update_object() is called _often_)	581	* updating that window, though, since update_object() is called _often_)
719	*	582	*
720	* 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.
721	* For example, if the only thing that has changed is the face (due to
722	* an animation), we don't need to call update_position until that actually
723	* comes into view of a player. OTOH, many other things, like addition/removal
724	* of walls or living creatures may need us to update the flags now.
725	* current action are:	584	* current action are:
726	* UP_OBJ_INSERT: op was inserted	585	* UP_OBJ_INSERT: op was inserted
727	* UP_OBJ_REMOVE: op was removed	586	* UP_OBJ_REMOVE: op was removed
728	* 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
729	* 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.
730	* UP_OBJ_FACE: only the objects face has changed.	589	* UP_OBJ_FACE: only the objects face has changed.
731	*/	590	*/
732
733	void	591	void
734	update_object (object *op, int action)	592	update_object (object *op, int action)
735	{	593	{
736	int update_now = 0, flags;
737	MoveType move_on, move_off, move_block, move_slow;	594	MoveType move_on, move_off, move_block, move_slow;
738		595
739	if (op == NULL)	596	if (op == NULL)
740	{	597	{
741	/* this should never happen */	598	/* this should never happen */
742	LOG (llevDebug, "update_object() called for NULL object.\n");	599	LOG (llevDebug, "update_object() called for NULL object.\n");
743	return;	600	return;
744	}	601	}
745		602
746	if (op->env != NULL)	603	if (op->env)
747	{	604	{
748	/* Animation is currently handled by client, so nothing	605	/* Animation is currently handled by client, so nothing
749	* to do in this case.	606	* to do in this case.
750	*/	607	*/
751	return;	608	return;
…		…
756	*/	613	*/
757	if (!op->map || op->map->in_memory == MAP_SAVING)	614	if (!op->map || op->map->in_memory == MAP_SAVING)
758	return;	615	return;
759		616
760	/* make sure the object is within map boundaries */	617	/* make sure the object is within map boundaries */
761	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)
762	{	619	{
763	LOG (llevError, "update_object() called for object out of map!\n");	620	LOG (llevError, "update_object() called for object out of map!\n");
764	#ifdef MANY_CORES	621	#ifdef MANY_CORES
765	abort ();	622	abort ();
766	#endif	623	#endif
767	return;	624	return;
768	}	625	}
769		626
770	flags = GET_MAP_FLAGS (op->map, op->x, op->y);	627	mapspace &m = op->ms ();
771	SET_MAP_FLAGS (op->map, op->x, op->y, flags | P_NEED_UPDATE);
772	move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y);
773	move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y);
774	move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y);
775	move_off = GET_MAP_MOVE_OFF (op->map, op->x, op->y);
776		628
		629	if (m.flags_ & P_NEED_UPDATE)
		630	/* nop */;
777	if (action == UP_OBJ_INSERT)	631	else if (action == UP_OBJ_INSERT)
778	{	632	{
		633	// this is likely overkill, TODO: revisit (schmorp)
779	if (QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(flags & P_BLOCKSVIEW))	634	if ((QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(m.flags_ & P_BLOCKSVIEW))
780	update_now = 1;
781
782	if (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(flags & P_NO_MAGIC))	635	|| (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(m.flags_ & P_NO_MAGIC))
783	update_now = 1;	636	|| (op->type == PLAYER && !(m.flags_ & P_PLAYER))
784		637	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))
		638	|| (QUERY_FLAG (op, FLAG_ALIVE) && !(m.flags_ & P_IS_ALIVE))
785	if (QUERY_FLAG (op, FLAG_DAMNED) && !(flags & P_NO_CLERIC))	639	|| (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC))
786	update_now = 1;
787
788	if (QUERY_FLAG (op, FLAG_ALIVE) && !(flags & P_IS_ALIVE))
789	update_now = 1;
790
791	if (op->type == SAFE_GROUND && !(flags & P_SAFE))
792	update_now = 1;
793
794	if ((move_on | op->move_on) != move_on)	640	|| (m.move_on | op->move_on ) != m.move_on
795	update_now = 1;
796
797	if ((move_off | op->move_off) != move_off)	641	|| (m.move_off | op->move_off ) != m.move_off
798	update_now = 1;	642	|| (m.move_slow | op->move_slow) != m.move_slow
799
800	/* 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
801	* to have move_allow right now.	644	* to have move_allow right now.
802	*/	645	*/
803	if (((move_block | op->move_block) & ~op->move_allow) != move_block)	646	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block
804	update_now = 1;	647	|| 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp)
805		648	m.flags_ = P_NEED_UPDATE;
806	if ((move_slow | op->move_slow) != move_slow)
807	update_now = 1;
808	}	649	}
809	/* if the object is being removed, we can't make intelligent	650	/* if the object is being removed, we can't make intelligent
810	* decisions, because remove_ob can't really pass the object	651	* decisions, because remove_ob can't really pass the object
811	* that is being removed.	652	* that is being removed.
812	*/	653	*/
813	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)	654	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)
814	update_now = 1;	655	m.flags_ = P_NEED_UPDATE;
815	else if (action == UP_OBJ_FACE)	656	else if (action == UP_OBJ_FACE)
816	/* Nothing to do for that case */ ;	657	/* Nothing to do for that case */ ;
817	else	658	else
818	LOG (llevError, "update_object called with invalid action: %d\n", action);	659	LOG (llevError, "update_object called with invalid action: %d\n", action);
819		660
820	if (update_now)
821	{
822	SET_MAP_FLAGS (op->map, op->x, op->y, flags | P_NO_ERROR | P_NEED_UPDATE);
823	update_position (op->map, op->x, op->y);
824	}
825
826	if (op->more != NULL)	661	if (op->more)
827	update_object (op->more, action);	662	update_object (op->more, action);
828	}	663	}
829		664
830	object::vector object::mortals;
831	object::vector object::objects; // not yet used	665	object::vector object::objects; // not yet used
832	object *object::first;	666	object *object::first;
833
834	void object::free_mortals ()
835	{
836	for (AUTODECL (i, mortals.begin ()); i != mortals.end ();)
837	if ((*i)->refcnt)
838	++i; // further delay freeing
839	else
840	{
841	delete *i;
842	mortals.erase (i);
843	}
844
845	static int lastmortals = 0;//D
846
847	if (mortals.size() != lastmortals && lastmortals > 100)//D
848	{
849	lastmortals = mortals.size ();//D
850	LOG (llevDebug, "%d objects in mortal queue\n", lastmortals);//D
851	}
852	}
853		667
854	object::object ()	668	object::object ()
855	{	669	{
856	SET_FLAG (this, FLAG_REMOVED);	670	SET_FLAG (this, FLAG_REMOVED);
857		671
…		…
889		703
890	prev = 0;	704	prev = 0;
891	next = 0;	705	next = 0;
892	}	706	}
893		707
		708	void
		709	object::activate (bool recursive)
		710	{
		711	if (has_active_speed ())
		712	{
		713	/* If already on active list, don't do anything */
		714	if (active_next || active_prev || this == active_objects)
		715	return;
		716
		717	/* process_events() expects us to insert the object at the beginning
		718	* of the list. */
		719	active_next = active_objects;
		720
		721	if (active_next)
		722	active_next->active_prev = this;
		723
		724	active_objects = this;
		725	}
		726
		727	if (recursive)
		728	for (object *op = inv; op; op = op->above)
		729	op->activate (1);
		730	}
		731
		732	/* This function removes object 'op' from the list of active
		733	* objects.
		734	* This should only be used for style maps or other such
		735	* reference maps where you don't want an object that isn't
		736	* in play chewing up cpu time getting processed.
		737	* The reverse of this is to call update_ob_speed, which
		738	* will do the right thing based on the speed of the object.
		739	*/
		740	void
		741	object::deactivate (bool recursive)
		742	{
		743	/* If not on the active list, nothing needs to be done */
		744	if (!active_next && !active_prev && this != active_objects)
		745	return;
		746
		747	if (active_prev == 0)
		748	{
		749	active_objects = active_next;
		750	if (active_next)
		751	active_next->active_prev = 0;
		752	}
		753	else
		754	{
		755	active_prev->active_next = active_next;
		756	if (active_next)
		757	active_next->active_prev = active_prev;
		758	}
		759
		760	active_next = 0;
		761	active_prev = 0;
		762
		763	if (recursive)
		764	for (object *op = inv; op; op = op->above)
		765	op->deactivate (1);
		766	}
		767
		768	/*
		769	* Remove and free all objects in the inventory of the given object.
		770	* object.c ?
		771	*/
		772	void
		773	object::destroy_inv (bool drop_to_ground)
		774	{
		775	// need to check first, because the checks below might segfault
		776	// as we might be on an invalid mapspace and crossfire code
		777	// is too buggy to ensure that the inventory is empty.
		778	// corollary: if you create arrows etc. with stuff in tis inventory,
		779	// cf will crash below with off-map x and y
		780	if (!inv)
		781	return;
		782
		783	/* Only if the space blocks everything do we not process -
		784	* if some form of movement is allowed, let objects
		785	* drop on that space.
		786	*/
		787	if (!drop_to_ground
		788	|| !map
		789	|| map->in_memory != MAP_IN_MEMORY
		790	|| ms ().move_block == MOVE_ALL)
		791	{
		792	while (inv)
		793	{
		794	inv->destroy_inv (drop_to_ground);
		795	inv->destroy ();
		796	}
		797	}
		798	else
		799	{ /* Put objects in inventory onto this space */
		800	while (inv)
		801	{
		802	object *op = inv;
		803
		804	if (op->flag [FLAG_STARTEQUIP]
		805	|| op->flag [FLAG_NO_DROP]
		806	|| op->type == RUNE
		807	|| op->type == TRAP
		808	|| op->flag [FLAG_IS_A_TEMPLATE])
		809	op->destroy ();
		810	else
		811	map->insert (op, x, y);
		812	}
		813	}
		814	}
		815
894	object *object::create ()	816	object *object::create ()
895	{	817	{
896	object *op = new object;	818	object *op = new object;
897	op->link ();	819	op->link ();
898	return op;	820	return op;
899	}	821	}
900		822
901	/*	823	void
902	* free_object() frees everything allocated by an object, removes	824	object::do_destroy ()
903	* it from the list of used objects, and puts it on the list of
904	* free objects. The IS_FREED() flag is set in the object.
905	* The object must have been removed by remove_ob() first for
906	* this function to succeed.
907	*
908	* If destroy_inventory is set, free inventory as well. Else drop items in
909	* inventory to the ground.
910	*/
911	void object::destroy (bool destroy_inventory)
912	{	825	{
913	if (QUERY_FLAG (this, FLAG_FREED))	826	if (flag [FLAG_IS_LINKED])
		827	remove_button_link (this);
		828
		829	if (flag [FLAG_FRIENDLY])
		830	remove_friendly_object (this);
		831
		832	if (!flag [FLAG_REMOVED])
		833	remove ();
		834
		835	if (flag [FLAG_FREED])
914	return;	836	return;
915		837
916	if (QUERY_FLAG (this, FLAG_FRIENDLY))	838	set_speed (0);
917	remove_friendly_object (this);
918		839
919	if (!QUERY_FLAG (this, FLAG_REMOVED))	840	flag [FLAG_FREED] = 1;
920	remove_ob (this);
921		841
922	SET_FLAG (this, FLAG_FREED);	842	attachable::do_destroy ();
		843
		844	destroy_inv (true);
		845	unlink ();
		846
		847	// hack to ensure that freed objects still have a valid map
		848	{
		849	static maptile *freed_map; // freed objects are moved here to avoid crashes
		850
		851	if (!freed_map)
		852	{
		853	freed_map = new maptile;
		854
		855	freed_map->name = "/internal/freed_objects_map";
		856	freed_map->width = 3;
		857	freed_map->height = 3;
		858
		859	freed_map->alloc ();
		860	}
		861
		862	map = freed_map;
		863	x = 1;
		864	y = 1;
		865	}
		866
		867	head = 0;
923		868
924	if (more)	869	if (more)
925	{	870	{
926	more->destroy (destroy_inventory);	871	more->destroy ();
927	more = 0;	872	more = 0;
928	}
929
930	if (inv)
931	{
932	/* Only if the space blocks everything do we not process -
933	* if some form of movement is allowed, let objects
934	* drop on that space.
935	*/
936	if (destroy_inventory || !map || map->in_memory != MAP_IN_MEMORY || GET_MAP_MOVE_BLOCK (map, x, y) == MOVE_ALL)
937	{
938	object *op = inv;
939
940	while (op)
941	{
942	object *tmp = op->below;
943	op->destroy (destroy_inventory);
944	op = tmp;
945	}
946	}
947	else
948	{ /* Put objects in inventory onto this space */
949	object *op = inv;
950
951	while (op)
952	{
953	object *tmp = op->below;
954
955	remove_ob (op);
956
957	if (QUERY_FLAG (op, FLAG_STARTEQUIP)
958	|| QUERY_FLAG (op, FLAG_NO_DROP) || op->type == RUNE || op->type == TRAP || QUERY_FLAG (op, FLAG_IS_A_TEMPLATE))
959	free_object (op);
960	else
961	{
962	op->x = x;
963	op->y = y;
964	insert_ob_in_map (op, map, 0, 0); /* Insert in same map as the envir */
965	}
966
967	op = tmp;
968	}
969	}
970	}	873	}
971		874
972	// clear those pointers that likely might have circular references to us	875	// clear those pointers that likely might have circular references to us
973	owner = 0;	876	owner = 0;
974	enemy = 0;	877	enemy = 0;
975	attacked_by = 0;	878	attacked_by = 0;
976		879
977	// only relevant for players(?), but make sure of it anyways	880	// only relevant for players(?), but make sure of it anyways
978	contr = 0;	881	contr = 0;
		882	}
979		883
980	/* Remove object from the active list */	884	void
981	speed = 0;	885	object::destroy (bool destroy_inventory)
982	update_ob_speed (this);	886	{
		887	if (destroyed ())
		888	return;
983		889
984	unlink ();	890	if (destroy_inventory)
		891	destroy_inv (false);
985		892
986	mortals.push_back (this);	893	attachable::destroy ();
987	}	894	}
988		895
989	/*	896	/*
990	* sub_weight() recursively (outwards) subtracts a number from the	897	* sub_weight() recursively (outwards) subtracts a number from the
991	* weight of an object (and what is carried by it's environment(s)).	898	* weight of an object (and what is carried by it's environment(s)).
992	*/	899	*/
993
994	void	900	void
995	sub_weight (object *op, signed long weight)	901	sub_weight (object *op, signed long weight)
996	{	902	{
997	while (op != NULL)	903	while (op != NULL)
998	{	904	{
…		…
1002	op->carrying -= weight;	908	op->carrying -= weight;
1003	op = op->env;	909	op = op->env;
1004	}	910	}
1005	}	911	}
1006		912
1007	/* remove_ob(op):	913	/* op->remove ():
1008	* This function removes the object op from the linked list of objects	914	* This function removes the object op from the linked list of objects
1009	* which it is currently tied to. When this function is done, the	915	* which it is currently tied to. When this function is done, the
1010	* object will have no environment. If the object previously had an	916	* object will have no environment. If the object previously had an
1011	* environment, the x and y coordinates will be updated to	917	* environment, the x and y coordinates will be updated to
1012	* the previous environment.	918	* the previous environment.
1013	* Beware: This function is called from the editor as well!	919	* Beware: This function is called from the editor as well!
1014	*/	920	*/
1015
1016	void	921	void
1017	remove_ob (object *op)	922	object::remove ()
1018	{	923	{
1019	object *tmp, *last = 0;	924	object *tmp, *last = 0;
1020	object *otmp;	925	object *otmp;
1021		926
1022	int check_walk_off;
1023	maptile *m;
1024
1025	sint16 x, y;
1026
1027	if (QUERY_FLAG (op, FLAG_REMOVED))	927	if (QUERY_FLAG (this, FLAG_REMOVED))
1028	return;	928	return;
1029		929
1030	SET_FLAG (op, FLAG_REMOVED);	930	SET_FLAG (this, FLAG_REMOVED);
		931	INVOKE_OBJECT (REMOVE, this);
1031		932
1032	if (op->more != NULL)	933	if (more)
1033	remove_ob (op->more);	934	more->remove ();
1034		935
1035	/*	936	/*
1036	* In this case, the object to be removed is in someones	937	* In this case, the object to be removed is in someones
1037	* inventory.	938	* inventory.
1038	*/	939	*/
1039	if (op->env != NULL)	940	if (env)
1040	{	941	{
1041	if (op->nrof)	942	if (nrof)
1042	sub_weight (op->env, op->weight * op->nrof);	943	sub_weight (env, weight * nrof);
1043	else	944	else
1044	sub_weight (op->env, op->weight + op->carrying);	945	sub_weight (env, weight + carrying);
1045		946
1046	/* NO_FIX_PLAYER is set when a great many changes are being	947	/* NO_FIX_PLAYER is set when a great many changes are being
1047	* made to players inventory. If set, avoiding the call	948	* made to players inventory. If set, avoiding the call
1048	* to save cpu time.	949	* to save cpu time.
1049	*/	950	*/
1050	if ((otmp = is_player_inv (op->env)) != NULL && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))	951	if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1051	fix_player (otmp);	952	otmp->update_stats ();
1052		953
1053	if (op->above != NULL)	954	if (above)
1054	op->above->below = op->below;	955	above->below = below;
1055	else	956	else
1056	op->env->inv = op->below;	957	env->inv = below;
1057		958
1058	if (op->below != NULL)	959	if (below)
1059	op->below->above = op->above;	960	below->above = above;
1060		961
1061	/* we set up values so that it could be inserted into	962	/* we set up values so that it could be inserted into
1062	* the map, but we don't actually do that - it is up	963	* the map, but we don't actually do that - it is up
1063	* to the caller to decide what we want to do.	964	* to the caller to decide what we want to do.
1064	*/	965	*/
1065	op->x = op->env->x, op->y = op->env->y;	966	x = env->x, y = env->y;
1066	op->map = op->env->map;	967	map = env->map;
1067	op->above = NULL, op->below = NULL;	968	above = 0, below = 0;
1068	op->env = NULL;	969	env = 0;
1069	}	970	}
1070	else if (op->map)	971	else if (map)
1071	{	972	{
1072	x = op->x;	973	if (type == PLAYER)
1073	y = op->y;
1074	m = get_map_from_coord (op->map, &x, &y);
1075
1076	if (!m)
1077	{
1078	LOG (llevError, "remove_ob called when object was on map but appears to not be within valid coordinates? %s (%d,%d)\n",
1079	op->map->path, op->x, op->y);
1080	/* in old days, we used to set x and y to 0 and continue.
1081	* it seems if we get into this case, something is probablye
1082	* screwed up and should be fixed.
1083	*/
1084	abort ();
1085	}	974	{
1086		975	--map->players;
1087	if (op->map != m)	976	map->last_access = runtime;
1088	LOG (llevDebug, "remove_ob: Object not really on map it claimed to be on? %s != %s, %d,%d != %d,%d\n",
1089	op->map->path, m->path, op->x, op->y, x, y);
1090
1091	/* Re did the following section of code - it looks like it had
1092	* lots of logic for things we no longer care about
1093	*/	977	}
		978
1094		979
1095	/* link the object above us */	980	/* link the object above us */
1096	if (op->above)	981	if (above)
1097	op->above->below = op->below;	982	above->below = below;
1098	else	983	else
1099	SET_MAP_TOP (m, x, y, op->below); /* we were top, set new top */	984	map->at (x, y).top = below; /* we were top, set new top */
1100		985
1101	/* Relink the object below us, if there is one */	986	/* Relink the object below us, if there is one */
1102	if (op->below)	987	if (below)
1103	op->below->above = op->above;	988	below->above = above;
1104	else	989	else
1105	{	990	{
1106	/* Nothing below, which means we need to relink map object for this space	991	/* Nothing below, which means we need to relink map object for this space
1107	* use translated coordinates in case some oddness with map tiling is	992	* use translated coordinates in case some oddness with map tiling is
1108	* evident	993	* evident
1109	*/	994	*/
1110	if (GET_MAP_OB (m, x, y) != op)	995	if (GET_MAP_OB (map, x, y) != this)
1111	{	996	{
1112	char *dump = dump_object (op);	997	char *dump = dump_object (this);
1113	LOG (llevError,	998	LOG (llevError,
1114	"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);	999	"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);
1115	free (dump);	1000	free (dump);
1116	dump = dump_object (GET_MAP_OB (m, x, y));	1001	dump = dump_object (GET_MAP_OB (map, x, y));
1117	LOG (llevError, "%s\n", dump);	1002	LOG (llevError, "%s\n", dump);
1118	free (dump);	1003	free (dump);
1119	}	1004	}
1120		1005
1121	SET_MAP_OB (m, x, y, op->above); /* goes on above it. */	1006	map->at (x, y).bot = above; /* goes on above it. */
1122	}	1007	}
1123		1008
1124	op->above = 0;	1009	above = 0;
1125	op->below = 0;	1010	below = 0;
1126		1011
1127	if (op->map->in_memory == MAP_SAVING)	1012	if (map->in_memory == MAP_SAVING)
1128	return;	1013	return;
1129		1014
1130	check_walk_off = !QUERY_FLAG (op, FLAG_NO_APPLY);	1015	int check_walk_off = !flag [FLAG_NO_APPLY];
1131		1016
1132	for (tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = tmp->above)	1017	for (tmp = map->at (x, y).bot; tmp; tmp = tmp->above)
1133	{	1018	{
1134	/* No point updating the players look faces if he is the object	1019	/* No point updating the players look faces if he is the object
1135	* being removed.	1020	* being removed.
1136	*/	1021	*/
1137		1022
1138	if (tmp->type == PLAYER && tmp != op)	1023	if (tmp->type == PLAYER && tmp != this)
1139	{	1024	{
1140	/* If a container that the player is currently using somehow gets	1025	/* If a container that the player is currently using somehow gets
1141	* removed (most likely destroyed), update the player view	1026	* removed (most likely destroyed), update the player view
1142	* appropriately.	1027	* appropriately.
1143	*/	1028	*/
1144	if (tmp->container == op)	1029	if (tmp->container == this)
1145	{	1030	{
1146	CLEAR_FLAG (op, FLAG_APPLIED);	1031	flag [FLAG_APPLIED] = 0;
1147	tmp->container = NULL;	1032	tmp->container = 0;
1148	}	1033	}
1149		1034
1150	tmp->contr->socket.update_look = 1;	1035	if (tmp->contr->ns)
		1036	tmp->contr->ns->floorbox_update ();
1151	}	1037	}
1152		1038
1153	/* See if player moving off should effect something */	1039	/* See if object moving off should effect something */
1154	if (check_walk_off	1040	if (check_walk_off
1155	&& ((op->move_type & tmp->move_off)	1041	&& ((move_type & tmp->move_off)
1156	&& (op->move_type & ~tmp->move_off & ~tmp->move_block) == 0))	1042	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))
1157	{	1043	{
1158	move_apply (tmp, op, NULL);	1044	move_apply (tmp, this, 0);
1159		1045
1160	if (op->destroyed ())	1046	if (destroyed ())
1161	LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());	1047	LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1162	}	1048	}
1163		1049
1164	/* Eneq(@csd.uu.se): Fixed this to skip tmp->above=tmp */	1050	/* Eneq(@csd.uu.se): Fixed this to skip tmp->above=tmp */
1165		1051	//TODO: why is this horrible hacka fix? get rid of this code=bug! (schmorp)
1166	if (tmp->above == tmp)	1052	if (tmp->above == tmp)
1167	tmp->above = NULL;	1053	tmp->above = 0;
1168		1054
1169	last = tmp;	1055	last = tmp;
1170	}	1056	}
1171		1057
1172	/* last == NULL of there are no objects on this space */	1058	/* last == NULL if there are no objects on this space */
		1059	//TODO: this makes little sense, why only update the topmost object?
1173	if (last == NULL)	1060	if (!last)
1174	{	1061	map->at (x, y).flags_ = P_NEED_UPDATE;
1175	/* set P_NEED_UPDATE, otherwise update_position will complain. In theory,
1176	* we could preserve the flags (GET_MAP_FLAGS), but update_position figures
1177	* those out anyways, and if there are any flags set right now, they won't
1178	* be correct anyways.
1179	*/
1180	SET_MAP_FLAGS (op->map, op->x, op->y, P_NEED_UPDATE);
1181	update_position (op->map, op->x, op->y);
1182	}
1183	else	1062	else
1184	update_object (last, UP_OBJ_REMOVE);	1063	update_object (last, UP_OBJ_REMOVE);
1185		1064
1186	if (QUERY_FLAG (op, FLAG_BLOCKSVIEW) || (op->glow_radius != 0))	1065	if (flag [FLAG_BLOCKSVIEW] || glow_radius)
1187	update_all_los (op->map, op->x, op->y);	1066	update_all_los (map, x, y);
1188	}	1067	}
1189	}	1068	}
1190		1069
1191	/*	1070	/*
1192	* merge_ob(op,top):	1071	* merge_ob(op,top):
…		…
1200	merge_ob (object *op, object *top)	1079	merge_ob (object *op, object *top)
1201	{	1080	{
1202	if (!op->nrof)	1081	if (!op->nrof)
1203	return 0;	1082	return 0;
1204		1083
1205	if (top == NULL)	1084	if (top)
1206	for (top = op; top != NULL && top->above != NULL; top = top->above);	1085	for (top = op; top && top->above; top = top->above)
		1086	;
1207		1087
1208	for (; top != NULL; top = top->below)	1088	for (; top; top = top->below)
1209	{	1089	{
1210	if (top == op)	1090	if (top == op)
1211	continue;	1091	continue;
1212	if (CAN_MERGE (op, top))	1092
		1093	if (object::can_merge (op, top))
1213	{	1094	{
1214	top->nrof += op->nrof;	1095	top->nrof += op->nrof;
1215		1096
1216	/* CLEAR_FLAG(top,FLAG_STARTEQUIP);*/	1097	/* CLEAR_FLAG(top,FLAG_STARTEQUIP);*/
1217	op->weight = 0; /* Don't want any adjustements now */	1098	op->weight = 0; /* Don't want any adjustements now */
1218	remove_ob (op);	1099	op->destroy ();
1219	free_object (op);
1220	return top;	1100	return top;
1221	}	1101	}
1222	}	1102	}
1223		1103
1224	return 0;	1104	return 0;
…		…
1229	* job preparing multi-part monsters	1109	* job preparing multi-part monsters
1230	*/	1110	*/
1231	object *	1111	object *
1232	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)	1112	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1233	{	1113	{
1234	object *tmp;
1235
1236	if (op->head)
1237	op = op->head;
1238
1239	for (tmp = op; tmp; tmp = tmp->more)	1114	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)
1240	{	1115	{
1241	tmp->x = x + tmp->arch->clone.x;	1116	tmp->x = x + tmp->arch->clone.x;
1242	tmp->y = y + tmp->arch->clone.y;	1117	tmp->y = y + tmp->arch->clone.y;
1243	}	1118	}
1244		1119
…		…
1263	* Return value:	1138	* Return value:
1264	* new object if 'op' was merged with other object	1139	* new object if 'op' was merged with other object
1265	* NULL if 'op' was destroyed	1140	* NULL if 'op' was destroyed
1266	* just 'op' otherwise	1141	* just 'op' otherwise
1267	*/	1142	*/
1268
1269	object *	1143	object *
1270	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)	1144	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1271	{	1145	{
1272	object *tmp, *top, *floor = NULL;	1146	object *tmp, *top, *floor = NULL;
1273	sint16 x, y;	1147	sint16 x, y;
…		…
1276	{	1150	{
1277	LOG (llevError, "Trying to insert freed object!\n");	1151	LOG (llevError, "Trying to insert freed object!\n");
1278	return NULL;	1152	return NULL;
1279	}	1153	}
1280		1154
1281	if (m == NULL)	1155	if (!m)
1282	{	1156	{
1283	char *dump = dump_object (op);	1157	char *dump = dump_object (op);
1284	LOG (llevError, "Trying to insert in null-map!\n%s\n", dump);	1158	LOG (llevError, "Trying to insert in null-map!\n%s\n", dump);
1285	free (dump);	1159	free (dump);
1286	return op;	1160	return op;
…		…
1307	LOG (llevError, "Trying to insert (map) inserted object.\n%s\n", dump);	1181	LOG (llevError, "Trying to insert (map) inserted object.\n%s\n", dump);
1308	free (dump);	1182	free (dump);
1309	return op;	1183	return op;
1310	}	1184	}
1311		1185
1312	if (op->more != NULL)	1186	if (op->more)
1313	{	1187	{
1314	/* The part may be on a different map. */	1188	/* The part may be on a different map. */
1315		1189
1316	object *more = op->more;	1190	object *more = op->more;
1317		1191
…		…
1333	if (insert_ob_in_map (more, more->map, originator, flag) == NULL)	1207	if (insert_ob_in_map (more, more->map, originator, flag) == NULL)
1334	{	1208	{
1335	if (!op->head)	1209	if (!op->head)
1336	LOG (llevError, "BUG: insert_ob_in_map(): inserting op->more killed op\n");	1210	LOG (llevError, "BUG: insert_ob_in_map(): inserting op->more killed op\n");
1337		1211
1338	return NULL;	1212	return 0;
1339	}	1213	}
1340	}	1214	}
1341		1215
1342	CLEAR_FLAG (op, FLAG_REMOVED);	1216	CLEAR_FLAG (op, FLAG_REMOVED);
1343		1217
…		…
1350	y = op->y;	1224	y = op->y;
1351		1225
1352	/* this has to be done after we translate the coordinates.	1226	/* this has to be done after we translate the coordinates.
1353	*/	1227	*/
1354	if (op->nrof && !(flag & INS_NO_MERGE))	1228	if (op->nrof && !(flag & INS_NO_MERGE))
1355	for (tmp = GET_MAP_OB (op->map, x, y); tmp != NULL; tmp = tmp->above)	1229	for (tmp = GET_MAP_OB (op->map, x, y); tmp; tmp = tmp->above)
1356	if (CAN_MERGE (op, tmp))	1230	if (object::can_merge (op, tmp))
1357	{	1231	{
1358	op->nrof += tmp->nrof;	1232	op->nrof += tmp->nrof;
1359	remove_ob (tmp);	1233	tmp->destroy ();
1360	free_object (tmp);
1361	}	1234	}
1362		1235
1363	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */	1236	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
1364	CLEAR_FLAG (op, FLAG_INV_LOCKED);	1237	CLEAR_FLAG (op, FLAG_INV_LOCKED);
1365		1238
…		…
1378	op->below = originator->below;	1251	op->below = originator->below;
1379		1252
1380	if (op->below)	1253	if (op->below)
1381	op->below->above = op;	1254	op->below->above = op;
1382	else	1255	else
1383	SET_MAP_OB (op->map, op->x, op->y, op);	1256	op->ms ().bot = op;
1384		1257
1385	/* since *below* originator, no need to update top */	1258	/* since *below* originator, no need to update top */
1386	originator->below = op;	1259	originator->below = op;
1387	}	1260	}
1388	else	1261	else
1389	{	1262	{
1390	/* If there are other objects, then */	1263	/* If there are other objects, then */
1391	if ((!(flag & INS_MAP_LOAD)) && ((top = GET_MAP_OB (op->map, op->x, op->y)) != NULL))	1264	if ((!(flag & INS_MAP_LOAD)) && ((top = GET_MAP_OB (op->map, op->x, op->y)) != NULL))
1392	{	1265	{
1393	object *last = NULL;	1266	object *last = 0;
1394		1267
1395	/*	1268	/*
1396	* If there are multiple objects on this space, we do some trickier handling.	1269	* If there are multiple objects on this space, we do some trickier handling.
1397	* We've already dealt with merging if appropriate.	1270	* We've already dealt with merging if appropriate.
1398	* Generally, we want to put the new object on top. But if	1271	* Generally, we want to put the new object on top. But if
…		…
1402	* once we get to them. This reduces the need to traverse over all of	1275	* once we get to them. This reduces the need to traverse over all of
1403	* them when adding another one - this saves quite a bit of cpu time	1276	* them when adding another one - this saves quite a bit of cpu time
1404	* when lots of spells are cast in one area. Currently, it is presumed	1277	* when lots of spells are cast in one area. Currently, it is presumed
1405	* that flying non pickable objects are spell objects.	1278	* that flying non pickable objects are spell objects.
1406	*/	1279	*/
1407
1408	while (top != NULL)	1280	while (top)
1409	{	1281	{
1410	if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))	1282	if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))
1411	floor = top;	1283	floor = top;
1412		1284
1413	if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))	1285	if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))
…		…
1434	* If INS_ON_TOP is used, don't do this processing	1306	* If INS_ON_TOP is used, don't do this processing
1435	* Need to find the object that in fact blocks view, otherwise	1307	* Need to find the object that in fact blocks view, otherwise
1436	* stacking is a bit odd.	1308	* stacking is a bit odd.
1437	*/	1309	*/
1438	if (!(flag & INS_ON_TOP) &&	1310	if (!(flag & INS_ON_TOP) &&
1439	(get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_BLOCKSVIEW) && (op->face && !op->face->visibility))	1311	(get_map_flags (op->map, 0, op->x, op->y, 0, 0) & P_BLOCKSVIEW) && (op->face && !op->face->visibility))
1440	{	1312	{
1441	for (last = top; last != floor; last = last->below)	1313	for (last = top; last != floor; last = last->below)
1442	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))	1314	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))
1443	break;	1315	break;
1444	/* Check to see if we found the object that blocks view,	1316	/* Check to see if we found the object that blocks view,
…		…
1466	op->above = GET_MAP_OB (op->map, op->x, op->y);	1338	op->above = GET_MAP_OB (op->map, op->x, op->y);
1467		1339
1468	if (op->above)	1340	if (op->above)
1469	op->above->below = op;	1341	op->above->below = op;
1470		1342
1471	op->below = NULL;	1343	op->below = 0;
1472	SET_MAP_OB (op->map, op->x, op->y, op);	1344	op->ms ().bot = op;
1473	}	1345	}
1474	else	1346	else
1475	{ /* get inserted into the stack above top */	1347	{ /* get inserted into the stack above top */
1476	op->above = top->above;	1348	op->above = top->above;
1477		1349
…		…
1480		1352
1481	op->below = top;	1353	op->below = top;
1482	top->above = op;	1354	top->above = op;
1483	}	1355	}
1484		1356
1485	if (op->above == NULL)	1357	if (!op->above)
1486	SET_MAP_TOP (op->map, op->x, op->y, op);	1358	op->ms ().top = op;
1487	} /* else not INS_BELOW_ORIGINATOR */	1359	} /* else not INS_BELOW_ORIGINATOR */
1488		1360
1489	if (op->type == PLAYER)	1361	if (op->type == PLAYER)
		1362	{
1490	op->contr->do_los = 1;	1363	op->contr->do_los = 1;
		1364	++op->map->players;
		1365	op->map->last_access = runtime;
		1366	}
1491		1367
1492	/* If we have a floor, we know the player, if any, will be above	1368	/* If we have a floor, we know the player, if any, will be above
1493	* it, so save a few ticks and start from there.	1369	* it, so save a few ticks and start from there.
1494	*/	1370	*/
1495	if (!(flag & INS_MAP_LOAD))	1371	if (!(flag & INS_MAP_LOAD))
1496	for (tmp = floor ? floor : GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)	1372	if (object *pl = op->ms ().player ())
1497	if (tmp->type == PLAYER)	1373	if (pl->contr->ns)
1498	tmp->contr->socket.update_look = 1;	1374	pl->contr->ns->floorbox_update ();
1499		1375
1500	/* If this object glows, it may affect lighting conditions that are	1376	/* If this object glows, it may affect lighting conditions that are
1501	* visible to others on this map. But update_all_los is really	1377	* visible to others on this map. But update_all_los is really
1502	* an inefficient way to do this, as it means los for all players	1378	* an inefficient way to do this, as it means los for all players
1503	* on the map will get recalculated. The players could very well	1379	* on the map will get recalculated. The players could very well
1504	* be far away from this change and not affected in any way -	1380	* be far away from this change and not affected in any way -
1505	* this should get redone to only look for players within range,	1381	* this should get redone to only look for players within range,
1506	* or just updating the P_NEED_UPDATE for spaces within this area	1382	* or just updating the P_NEED_UPDATE for spaces within this area
1507	* of effect may be sufficient.	1383	* of effect may be sufficient.
1508	*/	1384	*/
1509	if (MAP_DARKNESS (op->map) && (op->glow_radius != 0))	1385	if (op->map->darkness && (op->glow_radius != 0))
1510	update_all_los (op->map, op->x, op->y);	1386	update_all_los (op->map, op->x, op->y);
1511		1387
1512	/* updates flags (blocked, alive, no magic, etc) for this map space */	1388	/* updates flags (blocked, alive, no magic, etc) for this map space */
1513	update_object (op, UP_OBJ_INSERT);	1389	update_object (op, UP_OBJ_INSERT);
1514		1390
		1391	INVOKE_OBJECT (INSERT, op);
		1392
1515	/* Don't know if moving this to the end will break anything. However,	1393	/* Don't know if moving this to the end will break anything. However,
1516	* we want to have update_look set above before calling this.	1394	* we want to have floorbox_update called before calling this.
1517	*	1395	*
1518	* check_move_on() must be after this because code called from	1396	* check_move_on() must be after this because code called from
1519	* check_move_on() depends on correct map flags (so functions like	1397	* check_move_on() depends on correct map flags (so functions like
1520	* blocked() and wall() work properly), and these flags are updated by	1398	* blocked() and wall() work properly), and these flags are updated by
1521	* update_object().	1399	* update_object().
…		…
1523		1401
1524	/* if this is not the head or flag has been passed, don't check walk on status */	1402	/* if this is not the head or flag has been passed, don't check walk on status */
1525	if (!(flag & INS_NO_WALK_ON) && !op->head)	1403	if (!(flag & INS_NO_WALK_ON) && !op->head)
1526	{	1404	{
1527	if (check_move_on (op, originator))	1405	if (check_move_on (op, originator))
1528	return NULL;	1406	return 0;
1529		1407
1530	/* If we are a multi part object, lets work our way through the check	1408	/* If we are a multi part object, lets work our way through the check
1531	* walk on's.	1409	* walk on's.
1532	*/	1410	*/
1533	for (tmp = op->more; tmp != NULL; tmp = tmp->more)	1411	for (tmp = op->more; tmp != NULL; tmp = tmp->more)
1534	if (check_move_on (tmp, originator))	1412	if (check_move_on (tmp, originator))
1535	return NULL;	1413	return 0;
1536	}	1414	}
1537		1415
1538	return op;	1416	return op;
1539	}	1417	}
1540		1418
1541	/* this function inserts an object in the map, but if it	1419	/* this function inserts an object in the map, but if it
1542	* finds an object of its own type, it'll remove that one first.	1420	* finds an object of its own type, it'll remove that one first.
1543	* op is the object to insert it under: supplies x and the map.	1421	* op is the object to insert it under: supplies x and the map.
1544	*/	1422	*/
1545	void	1423	void
1546	replace_insert_ob_in_map (const char *arch_string, object *op)	1424	replace_insert_ob_in_map (const char *arch_string, object *op)
1547	{	1425	{
1548	object *	1426	object *tmp, *tmp1;
1549	tmp;
1550	object *
1551	tmp1;
1552		1427
1553	/* first search for itself and remove any old instances */	1428	/* first search for itself and remove any old instances */
1554		1429
1555	for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)	1430	for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)
1556	{
1557	if (!strcmp (tmp->arch->name, arch_string)) /* same archetype */	1431	if (!strcmp (tmp->arch->name, arch_string)) /* same archetype */
1558	{	1432	tmp->destroy ();
1559	remove_ob (tmp);
1560	free_object (tmp);
1561	}
1562	}
1563		1433
1564	tmp1 = arch_to_object (archetype::find (arch_string));	1434	tmp1 = arch_to_object (archetype::find (arch_string));
1565		1435
1566	tmp1->x = op->x;	1436	tmp1->x = op->x;
1567	tmp1->y = op->y;	1437	tmp1->y = op->y;
1568	insert_ob_in_map (tmp1, op->map, op, 0);	1438	insert_ob_in_map (tmp1, op->map, op, 0);
		1439	}
		1440
		1441	object *
		1442	object::insert_at (object *where, object *originator, int flags)
		1443	{
		1444	where->map->insert (this, where->x, where->y, originator, flags);
1569	}	1445	}
1570		1446
1571	/*	1447	/*
1572	* get_split_ob(ob,nr) splits up ob into two parts. The part which	1448	* get_split_ob(ob,nr) splits up ob into two parts. The part which
1573	* is returned contains nr objects, and the remaining parts contains	1449	* is returned contains nr objects, and the remaining parts contains
1574	* the rest (or is removed and freed if that number is 0).	1450	* the rest (or is removed and freed if that number is 0).
1575	* On failure, NULL is returned, and the reason put into the	1451	* On failure, NULL is returned, and the reason put into the
1576	* global static errmsg array.	1452	* global static errmsg array.
1577	*/	1453	*/
1578
1579	object *	1454	object *
1580	get_split_ob (object *orig_ob, uint32 nr)	1455	get_split_ob (object *orig_ob, uint32 nr)
1581	{	1456	{
1582	object *	1457	object *newob;
1583	newob;
1584	int
1585	is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0);	1458	int is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0);
1586		1459
1587	if (orig_ob->nrof < nr)	1460	if (orig_ob->nrof < nr)
1588	{	1461	{
1589	sprintf (errmsg, "There are only %d %ss.", orig_ob->nrof ? orig_ob->nrof : 1, &orig_ob->name);	1462	sprintf (errmsg, "There are only %d %ss.", orig_ob->nrof ? orig_ob->nrof : 1, &orig_ob->name);
1590	return NULL;	1463	return NULL;
1591	}	1464	}
1592		1465
1593	newob = object_create_clone (orig_ob);	1466	newob = object_create_clone (orig_ob);
1594		1467
1595	if ((orig_ob->nrof -= nr) < 1)	1468	if ((orig_ob->nrof -= nr) < 1)
1596	{	1469	orig_ob->destroy (1);
1597	if (!is_removed)
1598	remove_ob (orig_ob);
1599	free_object2 (orig_ob, 1);
1600	}
1601	else if (!is_removed)	1470	else if (!is_removed)
1602	{	1471	{
1603	if (orig_ob->env != NULL)	1472	if (orig_ob->env != NULL)
1604	sub_weight (orig_ob->env, orig_ob->weight * nr);	1473	sub_weight (orig_ob->env, orig_ob->weight * nr);
1605	if (orig_ob->env == NULL && orig_ob->map->in_memory != MAP_IN_MEMORY)	1474	if (orig_ob->env == NULL && orig_ob->map->in_memory != MAP_IN_MEMORY)
…		…
1625		1494
1626	object *	1495	object *
1627	decrease_ob_nr (object *op, uint32 i)	1496	decrease_ob_nr (object *op, uint32 i)
1628	{	1497	{
1629	object *tmp;	1498	object *tmp;
1630	player *pl;
1631		1499
1632	if (i == 0) /* objects with op->nrof require this check */	1500	if (i == 0) /* objects with op->nrof require this check */
1633	return op;	1501	return op;
1634		1502
1635	if (i > op->nrof)	1503	if (i > op->nrof)
1636	i = op->nrof;	1504	i = op->nrof;
1637		1505
1638	if (QUERY_FLAG (op, FLAG_REMOVED))	1506	if (QUERY_FLAG (op, FLAG_REMOVED))
1639	op->nrof -= i;	1507	op->nrof -= i;
1640	else if (op->env != NULL)	1508	else if (op->env)
1641	{	1509	{
1642	/* is this object in the players inventory, or sub container	1510	/* is this object in the players inventory, or sub container
1643	* therein?	1511	* therein?
1644	*/	1512	*/
1645	tmp = is_player_inv (op->env);	1513	tmp = op->in_player ();
1646	/* nope. Is this a container the player has opened?	1514	/* nope. Is this a container the player has opened?
1647	* If so, set tmp to that player.	1515	* If so, set tmp to that player.
1648	* IMO, searching through all the players will mostly	1516	* IMO, searching through all the players will mostly
1649	* likely be quicker than following op->env to the map,	1517	* likely be quicker than following op->env to the map,
1650	* and then searching the map for a player.	1518	* and then searching the map for a player.
1651	*/	1519	*/
1652	if (!tmp)	1520	if (!tmp)
1653	{	1521	for_all_players (pl)
1654	for (pl = first_player; pl; pl = pl->next)
1655	if (pl->ob->container == op->env)	1522	if (pl->ob->container == op->env)
		1523	{
		1524	tmp = pl->ob;
1656	break;	1525	break;
1657	if (pl)
1658	tmp = pl->ob;
1659	else
1660	tmp = NULL;
1661	}	1526	}
1662		1527
1663	if (i < op->nrof)	1528	if (i < op->nrof)
1664	{	1529	{
1665	sub_weight (op->env, op->weight * i);	1530	sub_weight (op->env, op->weight * i);
1666	op->nrof -= i;	1531	op->nrof -= i;
1667	if (tmp)	1532	if (tmp)
1668	{
1669	esrv_send_item (tmp, op);	1533	esrv_send_item (tmp, op);
1670	}
1671	}	1534	}
1672	else	1535	else
1673	{	1536	{
1674	remove_ob (op);	1537	op->remove ();
1675	op->nrof = 0;	1538	op->nrof = 0;
1676	if (tmp)	1539	if (tmp)
1677	{
1678	esrv_del_item (tmp->contr, op->count);	1540	esrv_del_item (tmp->contr, op->count);
1679	}
1680	}	1541	}
1681	}	1542	}
1682	else	1543	else
1683	{	1544	{
1684	object *above = op->above;	1545	object *above = op->above;
1685		1546
1686	if (i < op->nrof)	1547	if (i < op->nrof)
1687	op->nrof -= i;	1548	op->nrof -= i;
1688	else	1549	else
1689	{	1550	{
1690	remove_ob (op);	1551	op->remove ();
1691	op->nrof = 0;	1552	op->nrof = 0;
1692	}	1553	}
1693		1554
1694	/* Since we just removed op, op->above is null */	1555	/* Since we just removed op, op->above is null */
1695	for (tmp = above; tmp != NULL; tmp = tmp->above)	1556	for (tmp = above; tmp; tmp = tmp->above)
1696	if (tmp->type == PLAYER)	1557	if (tmp->type == PLAYER)
1697	{	1558	{
1698	if (op->nrof)	1559	if (op->nrof)
1699	esrv_send_item (tmp, op);	1560	esrv_send_item (tmp, op);
1700	else	1561	else
…		…
1704		1565
1705	if (op->nrof)	1566	if (op->nrof)
1706	return op;	1567	return op;
1707	else	1568	else
1708	{	1569	{
1709	free_object (op);	1570	op->destroy ();
1710	return NULL;	1571	return 0;
1711	}	1572	}
1712	}	1573	}
1713		1574
1714	/*	1575	/*
1715	* add_weight(object, weight) adds the specified weight to an object,	1576	* add_weight(object, weight) adds the specified weight to an object,
…		…
1727	op->carrying += weight;	1588	op->carrying += weight;
1728	op = op->env;	1589	op = op->env;
1729	}	1590	}
1730	}	1591	}
1731		1592
1732	/*
1733	* insert_ob_in_ob(op,environment):
1734	* This function inserts the object op in the linked list
1735	* inside the object environment.
1736	*
1737	* Eneq(@csd.uu.se): Altered insert_ob_in_ob to make things picked up enter
1738	* the inventory at the last position or next to other objects of the same
1739	* type.
1740	* Frank: Now sorted by type, archetype and magic!
1741	*
1742	* The function returns now pointer to inserted item, and return value can
1743	* be != op, if items are merged. -Tero
1744	*/
1745
1746	object *	1593	object *
1747	insert_ob_in_ob (object *op, object *where)	1594	insert_ob_in_ob (object *op, object *where)
1748	{	1595	{
1749	object *	1596	if (!where)
1750	tmp, *
1751	otmp;
1752
1753	if (!QUERY_FLAG (op, FLAG_REMOVED))
1754	{
1755	char *dump = dump_object (op);
1756	LOG (llevError, "Trying to insert (ob) inserted object.\n%s\n", dump);
1757	free (dump);
1758	return op;
1759	}
1760
1761	if (where == NULL)
1762	{	1597	{
1763	char *dump = dump_object (op);	1598	char *dump = dump_object (op);
1764	LOG (llevError, "Trying to put object in NULL.\n%s\n", dump);	1599	LOG (llevError, "Trying to put object in NULL.\n%s\n", dump);
1765	free (dump);	1600	free (dump);
1766	return op;	1601	return op;
1767	}	1602	}
1768		1603
1769	if (where->head)	1604	if (where->head)
1770	{	1605	{
1771	LOG (llevDebug, "Warning: Tried to insert object wrong part of multipart object.\n");	1606	LOG (llevDebug, "Warning: Tried to insert object into wrong part of multipart object.\n");
1772	where = where->head;	1607	where = where->head;
1773	}	1608	}
		1609
		1610	return where->insert (op);
		1611	}
		1612
		1613	/*
		1614	* env->insert (op)
		1615	* This function inserts the object op in the linked list
		1616	* inside the object environment.
		1617	*
		1618	* The function returns now pointer to inserted item, and return value can
		1619	* be != op, if items are merged. -Tero
		1620	*/
		1621
		1622	object *
		1623	object::insert (object *op)
		1624	{
		1625	object *tmp, *otmp;
		1626
		1627	if (!QUERY_FLAG (op, FLAG_REMOVED))
		1628	op->remove ();
1774		1629
1775	if (op->more)	1630	if (op->more)
1776	{	1631	{
1777	LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);	1632	LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);
1778	return op;	1633	return op;
…		…
1780		1635
1781	CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL);	1636	CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL);
1782	CLEAR_FLAG (op, FLAG_REMOVED);	1637	CLEAR_FLAG (op, FLAG_REMOVED);
1783	if (op->nrof)	1638	if (op->nrof)
1784	{	1639	{
1785	for (tmp = where->inv; tmp != NULL; tmp = tmp->below)	1640	for (tmp = inv; tmp != NULL; tmp = tmp->below)
1786	if (CAN_MERGE (tmp, op))	1641	if (object::can_merge (tmp, op))
1787	{	1642	{
1788	/* return the original object and remove inserted object	1643	/* return the original object and remove inserted object
1789	(client needs the original object) */	1644	(client needs the original object) */
1790	tmp->nrof += op->nrof;	1645	tmp->nrof += op->nrof;
1791	/* Weight handling gets pretty funky. Since we are adding to	1646	/* Weight handling gets pretty funky. Since we are adding to
1792	* tmp->nrof, we need to increase the weight.	1647	* tmp->nrof, we need to increase the weight.
1793	*/	1648	*/
1794	add_weight (where, op->weight * op->nrof);	1649	add_weight (this, op->weight * op->nrof);
1795	SET_FLAG (op, FLAG_REMOVED);	1650	SET_FLAG (op, FLAG_REMOVED);
1796	free_object (op); /* free the inserted object */	1651	op->destroy (); /* free the inserted object */
1797	op = tmp;	1652	op = tmp;
1798	remove_ob (op); /* and fix old object's links */	1653	op->remove (); /* and fix old object's links */
1799	CLEAR_FLAG (op, FLAG_REMOVED);	1654	CLEAR_FLAG (op, FLAG_REMOVED);
1800	break;	1655	break;
1801	}	1656	}
1802		1657
1803	/* I assume combined objects have no inventory	1658	/* I assume combined objects have no inventory
1804	* We add the weight - this object could have just been removed	1659	* We add the weight - this object could have just been removed
1805	* (if it was possible to merge). calling remove_ob will subtract	1660	* (if it was possible to merge). calling remove_ob will subtract
1806	* the weight, so we need to add it in again, since we actually do	1661	* the weight, so we need to add it in again, since we actually do
1807	* the linking below	1662	* the linking below
1808	*/	1663	*/
1809	add_weight (where, op->weight * op->nrof);	1664	add_weight (this, op->weight * op->nrof);
1810	}	1665	}
1811	else	1666	else
1812	add_weight (where, (op->weight + op->carrying));	1667	add_weight (this, (op->weight + op->carrying));
1813		1668
1814	otmp = is_player_inv (where);	1669	otmp = this->in_player ();
1815	if (otmp && otmp->contr != NULL)	1670	if (otmp && otmp->contr)
1816	{
1817	if (!QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))	1671	if (!QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1818	fix_player (otmp);	1672	otmp->update_stats ();
1819	}
1820		1673
1821	op->map = NULL;	1674	op->map = 0;
1822	op->env = where;	1675	op->env = this;
1823	op->above = NULL;	1676	op->above = 0;
1824	op->below = NULL;	1677	op->below = 0;
1825	op->x = 0, op->y = 0;	1678	op->x = 0, op->y = 0;
1826		1679
1827	/* reset the light list and los of the players on the map */	1680	/* reset the light list and los of the players on the map */
1828	if ((op->glow_radius != 0) && where->map)	1681	if ((op->glow_radius != 0) && map)
1829	{	1682	{
1830	#ifdef DEBUG_LIGHTS	1683	#ifdef DEBUG_LIGHTS
1831	LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);	1684	LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);
1832	#endif /* DEBUG_LIGHTS */	1685	#endif /* DEBUG_LIGHTS */
1833	if (MAP_DARKNESS (where->map))	1686	if (map->darkness)
1834	update_all_los (where->map, where->x, where->y);	1687	update_all_los (map, x, y);
1835	}	1688	}
1836		1689
1837	/* Client has no idea of ordering so lets not bother ordering it here.	1690	/* Client has no idea of ordering so lets not bother ordering it here.
1838	* It sure simplifies this function...	1691	* It sure simplifies this function...
1839	*/	1692	*/
1840	if (where->inv == NULL)	1693	if (!inv)
1841	where->inv = op;	1694	inv = op;
1842	else	1695	else
1843	{	1696	{
1844	op->below = where->inv;	1697	op->below = inv;
1845	op->below->above = op;	1698	op->below->above = op;
1846	where->inv = op;	1699	inv = op;
1847	}	1700	}
		1701
		1702	INVOKE_OBJECT (INSERT, this);
		1703
1848	return op;	1704	return op;
1849	}	1705	}
1850		1706
1851	/*	1707	/*
1852	* Checks if any objects has a move_type that matches objects	1708	* Checks if any objects has a move_type that matches objects
…		…
1866	*	1722	*
1867	* MSW 2001-07-08: Check all objects on space, not just those below	1723	* MSW 2001-07-08: Check all objects on space, not just those below
1868	* object being inserted. insert_ob_in_map may not put new objects	1724	* object being inserted. insert_ob_in_map may not put new objects
1869	* on top.	1725	* on top.
1870	*/	1726	*/
1871
1872	int	1727	int
1873	check_move_on (object *op, object *originator)	1728	check_move_on (object *op, object *originator)
1874	{	1729	{
1875	object *tmp;	1730	object *tmp;
1876	maptile *m = op->map;	1731	maptile *m = op->map;
…		…
1903		1758
1904	/* The objects have to be checked from top to bottom.	1759	/* The objects have to be checked from top to bottom.
1905	* Hence, we first go to the top:	1760	* Hence, we first go to the top:
1906	*/	1761	*/
1907		1762
1908	for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL && tmp->above != NULL; tmp = tmp->above)	1763	for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp && tmp->above; tmp = tmp->above)
1909	{	1764	{
1910	/* Trim the search when we find the first other spell effect	1765	/* Trim the search when we find the first other spell effect
1911	* this helps performance so that if a space has 50 spell objects,	1766	* this helps performance so that if a space has 50 spell objects,
1912	* we don't need to check all of them.	1767	* we don't need to check all of them.
1913	*/	1768	*/
…		…
1968	/*	1823	/*
1969	* present_arch(arch, map, x, y) searches for any objects with	1824	* present_arch(arch, map, x, y) searches for any objects with
1970	* a matching archetype at the given map and coordinates.	1825	* a matching archetype at the given map and coordinates.
1971	* The first matching object is returned, or NULL if none.	1826	* The first matching object is returned, or NULL if none.
1972	*/	1827	*/
1973
1974	object *	1828	object *
1975	present_arch (const archetype *at, maptile *m, int x, int y)	1829	present_arch (const archetype *at, maptile *m, int x, int y)
1976	{	1830	{
1977	object *
1978	tmp;
1979
1980	if (m == NULL || out_of_map (m, x, y))	1831	if (m == NULL || out_of_map (m, x, y))
1981	{	1832	{
1982	LOG (llevError, "Present_arch called outside map.\n");	1833	LOG (llevError, "Present_arch called outside map.\n");
1983	return NULL;	1834	return NULL;
1984	}	1835	}
		1836
1985	for (tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = tmp->above)	1837	for (object *tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = tmp->above)
1986	if (tmp->arch == at)	1838	if (tmp->arch == at)
1987	return tmp;	1839	return tmp;
		1840
1988	return NULL;	1841	return NULL;
1989	}	1842	}
1990		1843
1991	/*	1844	/*
1992	* present(type, map, x, y) searches for any objects with	1845	* present(type, map, x, y) searches for any objects with
1993	* a matching type variable at the given map and coordinates.	1846	* a matching type variable at the given map and coordinates.
1994	* The first matching object is returned, or NULL if none.	1847	* The first matching object is returned, or NULL if none.
1995	*/	1848	*/
1996
1997	object *	1849	object *
1998	present (unsigned char type, maptile *m, int x, int y)	1850	present (unsigned char type, maptile *m, int x, int y)
1999	{	1851	{
2000	object *
2001	tmp;
2002
2003	if (out_of_map (m, x, y))	1852	if (out_of_map (m, x, y))
2004	{	1853	{
2005	LOG (llevError, "Present called outside map.\n");	1854	LOG (llevError, "Present called outside map.\n");
2006	return NULL;	1855	return NULL;
2007	}	1856	}
		1857
2008	for (tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = tmp->above)	1858	for (object *tmp = GET_MAP_OB (m, x, y); tmp != NULL; tmp = tmp->above)
2009	if (tmp->type == type)	1859	if (tmp->type == type)
2010	return tmp;	1860	return tmp;
		1861
2011	return NULL;	1862	return NULL;
2012	}	1863	}
2013		1864
2014	/*	1865	/*
2015	* present_in_ob(type, object) searches for any objects with	1866	* present_in_ob(type, object) searches for any objects with
2016	* a matching type variable in the inventory of the given object.	1867	* a matching type variable in the inventory of the given object.
2017	* The first matching object is returned, or NULL if none.	1868	* The first matching object is returned, or NULL if none.
2018	*/	1869	*/
2019
2020	object *	1870	object *
2021	present_in_ob (unsigned char type, const object *op)	1871	present_in_ob (unsigned char type, const object *op)
2022	{	1872	{
2023	object *
2024	tmp;
2025
2026	for (tmp = op->inv; tmp != NULL; tmp = tmp->below)	1873	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)
2027	if (tmp->type == type)	1874	if (tmp->type == type)
2028	return tmp;	1875	return tmp;
		1876
2029	return NULL;	1877	return NULL;
2030	}	1878	}
2031		1879
2032	/*	1880	/*
2033	* present_in_ob (type, str, object) searches for any objects with	1881	* present_in_ob (type, str, object) searches for any objects with
…		…
2041	* str is the string to match against. Note that we match against	1889	* str is the string to match against. Note that we match against
2042	* the object name, not the archetype name. this is so that the	1890	* the object name, not the archetype name. this is so that the
2043	* spell code can use one object type (force), but change it's name	1891	* spell code can use one object type (force), but change it's name
2044	* to be unique.	1892	* to be unique.
2045	*/	1893	*/
2046
2047	object *	1894	object *
2048	present_in_ob_by_name (int type, const char *str, const object *op)	1895	present_in_ob_by_name (int type, const char *str, const object *op)
2049	{	1896	{
2050	object *
2051	tmp;
2052
2053	for (tmp = op->inv; tmp != NULL; tmp = tmp->below)	1897	for (object *tmp = op->inv; tmp; tmp = tmp->below)
2054	{
2055	if ((type == -1 || tmp->type == type) && (!strcmp (str, tmp->name)))	1898	if ((type == -1 || tmp->type == type) && (!strcmp (str, tmp->name)))
2056	return tmp;	1899	return tmp;
2057	}	1900
2058	return NULL;	1901	return 0;
2059	}	1902	}
2060		1903
2061	/*	1904	/*
2062	* present_arch_in_ob(archetype, object) searches for any objects with	1905	* present_arch_in_ob(archetype, object) searches for any objects with
2063	* a matching archetype in the inventory of the given object.	1906	* a matching archetype in the inventory of the given object.
2064	* The first matching object is returned, or NULL if none.	1907	* The first matching object is returned, or NULL if none.
2065	*/	1908	*/
2066
2067	object *	1909	object *
2068	present_arch_in_ob (const archetype *at, const object *op)	1910	present_arch_in_ob (const archetype *at, const object *op)
2069	{	1911	{
2070	object *
2071	tmp;
2072
2073	for (tmp = op->inv; tmp != NULL; tmp = tmp->below)	1912	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)
2074	if (tmp->arch == at)	1913	if (tmp->arch == at)
2075	return tmp;	1914	return tmp;
		1915
2076	return NULL;	1916	return NULL;
2077	}	1917	}
2078		1918
2079	/*	1919	/*
2080	* activate recursively a flag on an object inventory	1920	* activate recursively a flag on an object inventory
2081	*/	1921	*/
2082	void	1922	void
2083	flag_inv (object *op, int flag)	1923	flag_inv (object *op, int flag)
2084	{	1924	{
2085	object *
2086	tmp;
2087
2088	if (op->inv)	1925	if (op->inv)
2089	for (tmp = op->inv; tmp != NULL; tmp = tmp->below)	1926	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)
2090	{	1927	{
2091	SET_FLAG (tmp, flag);	1928	SET_FLAG (tmp, flag);
2092	flag_inv (tmp, flag);	1929	flag_inv (tmp, flag);
2093	}	1930	}
2094	} /*	1931	}
		1932
		1933	/*
2095	* desactivate recursively a flag on an object inventory	1934	* deactivate recursively a flag on an object inventory
2096	*/	1935	*/
2097	void	1936	void
2098	unflag_inv (object *op, int flag)	1937	unflag_inv (object *op, int flag)
2099	{	1938	{
2100	object *
2101	tmp;
2102
2103	if (op->inv)	1939	if (op->inv)
2104	for (tmp = op->inv; tmp != NULL; tmp = tmp->below)	1940	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)
2105	{	1941	{
2106	CLEAR_FLAG (tmp, flag);	1942	CLEAR_FLAG (tmp, flag);
2107	unflag_inv (tmp, flag);	1943	unflag_inv (tmp, flag);
2108	}	1944	}
2109	}	1945	}
…		…
2112	* set_cheat(object) sets the cheat flag (WAS_WIZ) in the object and in	1948	* set_cheat(object) sets the cheat flag (WAS_WIZ) in the object and in
2113	* all it's inventory (recursively).	1949	* all it's inventory (recursively).
2114	* If checksums are used, a player will get set_cheat called for	1950	* If checksums are used, a player will get set_cheat called for
2115	* him/her-self and all object carried by a call to this function.	1951	* him/her-self and all object carried by a call to this function.
2116	*/	1952	*/
2117
2118	void	1953	void
2119	set_cheat (object *op)	1954	set_cheat (object *op)
2120	{	1955	{
2121	SET_FLAG (op, FLAG_WAS_WIZ);	1956	SET_FLAG (op, FLAG_WAS_WIZ);
2122	flag_inv (op, FLAG_WAS_WIZ);	1957	flag_inv (op, FLAG_WAS_WIZ);
…		…
2141	* because arch_blocked (now ob_blocked) needs to know the movement type	1976	* because arch_blocked (now ob_blocked) needs to know the movement type
2142	* to know if the space in question will block the object. We can't use	1977	* to know if the space in question will block the object. We can't use
2143	* the archetype because that isn't correct if the monster has been	1978	* the archetype because that isn't correct if the monster has been
2144	* customized, changed states, etc.	1979	* customized, changed states, etc.
2145	*/	1980	*/
2146
2147	int	1981	int
2148	find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)	1982	find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
2149	{	1983	{
2150	int
2151	i,
2152	index = 0, flag;	1984	int index = 0, flag;
2153	static int
2154	altern[SIZEOFFREE];	1985	int altern[SIZEOFFREE];
2155		1986
2156	for (i = start; i < stop; i++)	1987	for (int i = start; i < stop; i++)
2157	{	1988	{
2158	flag = ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]);	1989	flag = ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]);
2159	if (!flag)	1990	if (!flag)
2160	altern[index++] = i;	1991	altern [index++] = i;
2161		1992
2162	/* Basically, if we find a wall on a space, we cut down the search size.	1993	/* Basically, if we find a wall on a space, we cut down the search size.
2163	* In this way, we won't return spaces that are on another side of a wall.	1994	* In this way, we won't return spaces that are on another side of a wall.
2164	* This mostly work, but it cuts down the search size in all directions -	1995	* This mostly work, but it cuts down the search size in all directions -
2165	* if the space being examined only has a wall to the north and empty	1996	* if the space being examined only has a wall to the north and empty
2166	* spaces in all the other directions, this will reduce the search space	1997	* spaces in all the other directions, this will reduce the search space
2167	* to only the spaces immediately surrounding the target area, and	1998	* to only the spaces immediately surrounding the target area, and
2168	* won't look 2 spaces south of the target space.	1999	* won't look 2 spaces south of the target space.
2169	*/	2000	*/
2170	else if ((flag & AB_NO_PASS) && maxfree[i] < stop)	2001	else if ((flag & P_NO_PASS) && maxfree[i] < stop)
2171	stop = maxfree[i];	2002	stop = maxfree[i];
2172	}	2003	}
		2004
2173	if (!index)	2005	if (!index)
2174	return -1;	2006	return -1;
		2007
2175	return altern[RANDOM () % index];	2008	return altern[RANDOM () % index];
2176	}	2009	}
2177		2010
2178	/*	2011	/*
2179	* find_first_free_spot(archetype, maptile, x, y) works like	2012	* find_first_free_spot(archetype, maptile, x, y) works like
2180	* find_free_spot(), but it will search max number of squares.	2013	* find_free_spot(), but it will search max number of squares.
2181	* But it will return the first available spot, not a random choice.	2014	* But it will return the first available spot, not a random choice.
2182	* Changed 0.93.2: Have it return -1 if there is no free spot available.	2015	* Changed 0.93.2: Have it return -1 if there is no free spot available.
2183	*/	2016	*/
2184
2185	int	2017	int
2186	find_first_free_spot (const object *ob, maptile *m, int x, int y)	2018	find_first_free_spot (const object *ob, maptile *m, int x, int y)
2187	{	2019	{
2188	int
2189	i;
2190
2191	for (i = 0; i < SIZEOFFREE; i++)	2020	for (int i = 0; i < SIZEOFFREE; i++)
2192	{
2193	if (!ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]))	2021	if (!ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]))
2194	return i;	2022	return i;
2195	}	2023
2196	return -1;	2024	return -1;
2197	}	2025	}
2198		2026
2199	/*	2027	/*
2200	* The function permute(arr, begin, end) randomly reorders the array	2028	* The function permute(arr, begin, end) randomly reorders the array
2201	* arr[begin..end-1].	2029	* arr[begin..end-1].
		2030	* now uses a fisher-yates shuffle, old permute was broken
2202	*/	2031	*/
2203	static void	2032	static void
2204	permute (int *arr, int begin, int end)	2033	permute (int *arr, int begin, int end)
2205	{	2034	{
2206	int	2035	arr += begin;
2207	i,
2208	j,
2209	tmp,
2210	len;
2211
2212	len = end - begin;	2036	end -= begin;
2213	for (i = begin; i < end; i++)
2214	{
2215	j = begin + RANDOM () % len;
2216		2037
2217	tmp = arr[i];	2038	while (--end)
2218	arr[i] = arr[j];	2039	swap (arr [end], arr [RANDOM () % (end + 1)]);
2219	arr[j] = tmp;
2220	}
2221	}	2040	}
2222		2041
2223	/* new function to make monster searching more efficient, and effective!	2042	/* new function to make monster searching more efficient, and effective!
2224	* This basically returns a randomized array (in the passed pointer) of	2043	* This basically returns a randomized array (in the passed pointer) of
2225	* the spaces to find monsters. In this way, it won't always look for	2044	* the spaces to find monsters. In this way, it won't always look for
…		…
2228	* the 3x3 area will be searched, just not in a predictable order.	2047	* the 3x3 area will be searched, just not in a predictable order.
2229	*/	2048	*/
2230	void	2049	void
2231	get_search_arr (int *search_arr)	2050	get_search_arr (int *search_arr)
2232	{	2051	{
2233	int	2052	int i;
2234	i;
2235		2053
2236	for (i = 0; i < SIZEOFFREE; i++)	2054	for (i = 0; i < SIZEOFFREE; i++)
2237	{
2238	search_arr[i] = i;	2055	search_arr[i] = i;
2239	}
2240		2056
2241	permute (search_arr, 1, SIZEOFFREE1 + 1);	2057	permute (search_arr, 1, SIZEOFFREE1 + 1);
2242	permute (search_arr, SIZEOFFREE1 + 1, SIZEOFFREE2 + 1);	2058	permute (search_arr, SIZEOFFREE1 + 1, SIZEOFFREE2 + 1);
2243	permute (search_arr, SIZEOFFREE2 + 1, SIZEOFFREE);	2059	permute (search_arr, SIZEOFFREE2 + 1, SIZEOFFREE);
2244	}	2060	}
…		…
2253	* Perhaps incorrectly, but I'm making the assumption that exclude	2069	* Perhaps incorrectly, but I'm making the assumption that exclude
2254	* is actually want is going to try and move there. We need this info	2070	* is actually want is going to try and move there. We need this info
2255	* because we have to know what movement the thing looking to move	2071	* because we have to know what movement the thing looking to move
2256	* there is capable of.	2072	* there is capable of.
2257	*/	2073	*/
2258
2259	int	2074	int
2260	find_dir (maptile *m, int x, int y, object *exclude)	2075	find_dir (maptile *m, int x, int y, object *exclude)
2261	{	2076	{
2262	int
2263	i,
2264	max = SIZEOFFREE, mflags;	2077	int i, max = SIZEOFFREE, mflags;
2265		2078
2266	sint16 nx, ny;	2079	sint16 nx, ny;
2267	object *	2080	object *tmp;
2268	tmp;
2269	maptile *	2081	maptile *mp;
2270	mp;
2271		2082
2272	MoveType blocked, move_type;	2083	MoveType blocked, move_type;
2273		2084
2274	if (exclude && exclude->head)	2085	if (exclude && exclude->head)
2275	{	2086	{
…		…
2287	mp = m;	2098	mp = m;
2288	nx = x + freearr_x[i];	2099	nx = x + freearr_x[i];
2289	ny = y + freearr_y[i];	2100	ny = y + freearr_y[i];
2290		2101
2291	mflags = get_map_flags (m, &mp, nx, ny, &nx, &ny);	2102	mflags = get_map_flags (m, &mp, nx, ny, &nx, &ny);
		2103
2292	if (mflags & P_OUT_OF_MAP)	2104	if (mflags & P_OUT_OF_MAP)
2293	{
2294	max = maxfree[i];	2105	max = maxfree[i];
2295	}
2296	else	2106	else
2297	{	2107	{
2298	blocked = GET_MAP_MOVE_BLOCK (mp, nx, ny);	2108	mapspace &ms = mp->at (nx, ny);
		2109
		2110	blocked = ms.move_block;
2299		2111
2300	if ((move_type & blocked) == move_type)	2112	if ((move_type & blocked) == move_type)
2301	{
2302	max = maxfree[i];	2113	max = maxfree[i];
2303	}
2304	else if (mflags & P_IS_ALIVE)	2114	else if (mflags & P_IS_ALIVE)
2305	{	2115	{
2306	for (tmp = GET_MAP_OB (mp, nx, ny); tmp != NULL; tmp = tmp->above)	2116	for (tmp = ms.bot; tmp; tmp = tmp->above)
2307	{	2117	if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)
2308	if ((QUERY_FLAG (tmp, FLAG_MONSTER) || tmp->type == PLAYER) && (tmp != exclude || (tmp->head && tmp->head != exclude)))	2118	&& (tmp != exclude || (tmp->head && tmp->head != exclude)))
2309	{
2310	break;	2119	break;
2311	}	2120
2312	}
2313	if (tmp)	2121	if (tmp)
2314	{
2315	return freedir[i];	2122	return freedir[i];
2316	}
2317	}	2123	}
2318	}	2124	}
2319	}	2125	}
		2126
2320	return 0;	2127	return 0;
2321	}	2128	}
2322		2129
2323	/*	2130	/*
2324	* distance(object 1, object 2) will return the square of the	2131	* distance(object 1, object 2) will return the square of the
2325	* distance between the two given objects.	2132	* distance between the two given objects.
2326	*/	2133	*/
2327
2328	int	2134	int
2329	distance (const object *ob1, const object *ob2)	2135	distance (const object *ob1, const object *ob2)
2330	{	2136	{
2331	int
2332	i;
2333
2334	i = (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);	2137	return (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);
2335	return i;
2336	}	2138	}
2337		2139
2338	/*	2140	/*
2339	* find_dir_2(delta-x,delta-y) will return a direction in which	2141	* find_dir_2(delta-x,delta-y) will return a direction in which
2340	* an object which has subtracted the x and y coordinates of another	2142	* an object which has subtracted the x and y coordinates of another
2341	* object, needs to travel toward it.	2143	* object, needs to travel toward it.
2342	*/	2144	*/
2343
2344	int	2145	int
2345	find_dir_2 (int x, int y)	2146	find_dir_2 (int x, int y)
2346	{	2147	{
2347	int	2148	int q;
2348	q;
2349		2149
2350	if (y)	2150	if (y)
2351	q = x * 100 / y;	2151	q = x * 100 / y;
2352	else if (x)	2152	else if (x)
2353	q = -300 * x;	2153	q = -300 * x;
…		…
2388	int	2188	int
2389	absdir (int d)	2189	absdir (int d)
2390	{	2190	{
2391	while (d < 1)	2191	while (d < 1)
2392	d += 8;	2192	d += 8;
		2193
2393	while (d > 8)	2194	while (d > 8)
2394	d -= 8;	2195	d -= 8;
		2196
2395	return d;	2197	return d;
2396	}	2198	}
2397		2199
2398	/*	2200	/*
2399	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is	2201	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is
…		…
2401	*/	2203	*/
2402		2204
2403	int	2205	int
2404	dirdiff (int dir1, int dir2)	2206	dirdiff (int dir1, int dir2)
2405	{	2207	{
2406	int	2208	int d;
2407	d;
2408		2209
2409	d = abs (dir1 - dir2);	2210	d = abs (dir1 - dir2);
2410	if (d > 4)	2211	if (d > 4)
2411	d = 8 - d;	2212	d = 8 - d;
		2213
2412	return d;	2214	return d;
2413	}	2215	}
2414		2216
2415	/* peterm:	2217	/* peterm:
2416	* do LOS stuff for ball lightning. Go after the closest VISIBLE monster.	2218	* do LOS stuff for ball lightning. Go after the closest VISIBLE monster.
…		…
2419	* This basically means that if direction is 15, then it could either go	2221	* This basically means that if direction is 15, then it could either go
2420	* direction 4, 14, or 16 to get back to where we are.	2222	* direction 4, 14, or 16 to get back to where we are.
2421	* Moved from spell_util.c to object.c with the other related direction	2223	* Moved from spell_util.c to object.c with the other related direction
2422	* functions.	2224	* functions.
2423	*/	2225	*/
2424
2425	int
2426	reduction_dir[SIZEOFFREE][3] = {	2226	int reduction_dir[SIZEOFFREE][3] = {
2427	{0, 0, 0}, /* 0 */	2227	{0, 0, 0}, /* 0 */
2428	{0, 0, 0}, /* 1 */	2228	{0, 0, 0}, /* 1 */
2429	{0, 0, 0}, /* 2 */	2229	{0, 0, 0}, /* 2 */
2430	{0, 0, 0}, /* 3 */	2230	{0, 0, 0}, /* 3 */
2431	{0, 0, 0}, /* 4 */	2231	{0, 0, 0}, /* 4 */
…		…
2479	* find a path to that monster that we found. If not,	2279	* find a path to that monster that we found. If not,
2480	* we don't bother going toward it. Returns 1 if we	2280	* we don't bother going toward it. Returns 1 if we
2481	* can see a direct way to get it	2281	* can see a direct way to get it
2482	* Modified to be map tile aware -.MSW	2282	* Modified to be map tile aware -.MSW
2483	*/	2283	*/
2484
2485
2486	int	2284	int
2487	can_see_monsterP (maptile *m, int x, int y, int dir)	2285	can_see_monsterP (maptile *m, int x, int y, int dir)
2488	{	2286	{
2489	sint16 dx, dy;	2287	sint16 dx, dy;
2490	int
2491	mflags;	2288	int mflags;
2492		2289
2493	if (dir < 0)	2290	if (dir < 0)
2494	return 0; /* exit condition: invalid direction */	2291	return 0; /* exit condition: invalid direction */
2495		2292
2496	dx = x + freearr_x[dir];	2293	dx = x + freearr_x[dir];
…		…
2509	return 0;	2306	return 0;
2510		2307
2511	/* yes, can see. */	2308	/* yes, can see. */
2512	if (dir < 9)	2309	if (dir < 9)
2513	return 1;	2310	return 1;
		2311
2514	return can_see_monsterP (m, x, y, reduction_dir[dir][0]) |	2312	return can_see_monsterP (m, x, y, reduction_dir[dir][0])
2515	can_see_monsterP (m, x, y, reduction_dir[dir][1]) | can_see_monsterP (m, x, y, reduction_dir[dir][2]);	2313	| can_see_monsterP (m, x, y, reduction_dir[dir][1])
		2314	| can_see_monsterP (m, x, y, reduction_dir[dir][2]);
2516	}	2315	}
2517
2518
2519		2316
2520	/*	2317	/*
2521	* can_pick(picker, item): finds out if an object is possible to be	2318	* can_pick(picker, item): finds out if an object is possible to be
2522	* picked up by the picker. Returnes 1 if it can be	2319	* picked up by the picker. Returnes 1 if it can be
2523	* picked up, otherwise 0.	2320	* picked up, otherwise 0.
…		…
2534	return /*QUERY_FLAG(who,FLAG_WIZ)|| */	2331	return /*QUERY_FLAG(who,FLAG_WIZ)|| */
2535	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&	2332	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&
2536	!QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->type == PLAYER || item->weight < who->weight / 3));	2333	!QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->type == PLAYER || item->weight < who->weight / 3));
2537	}	2334	}
2538		2335
2539
2540	/*	2336	/*
2541	* create clone from object to another	2337	* create clone from object to another
2542	*/	2338	*/
2543	object *	2339	object *
2544	object_create_clone (object *asrc)	2340	object_create_clone (object *asrc)
2545	{	2341	{
2546	object *
2547	dst = NULL, *tmp, *src, *part, *prev, *item;	2342	object *dst = 0, *tmp, *src, *part, *prev, *item;
2548		2343
2549	if (!asrc)	2344	if (!asrc)
2550	return NULL;	2345	return 0;
		2346
2551	src = asrc;	2347	src = asrc;
2552	if (src->head)	2348	if (src->head)
2553	src = src->head;	2349	src = src->head;
2554		2350
2555	prev = NULL;	2351	prev = 0;
2556	for (part = src; part; part = part->more)	2352	for (part = src; part; part = part->more)
2557	{	2353	{
2558	tmp = get_object ();	2354	tmp = part->clone ();
2559	copy_object (part, tmp);
2560	tmp->x -= src->x;	2355	tmp->x -= src->x;
2561	tmp->y -= src->y;	2356	tmp->y -= src->y;
		2357
2562	if (!part->head)	2358	if (!part->head)
2563	{	2359	{
2564	dst = tmp;	2360	dst = tmp;
2565	tmp->head = NULL;	2361	tmp->head = 0;
2566	}	2362	}
2567	else	2363	else
2568	{
2569	tmp->head = dst;	2364	tmp->head = dst;
2570	}	2365
2571	tmp->more = NULL;	2366	tmp->more = 0;
		2367
2572	if (prev)	2368	if (prev)
2573	prev->more = tmp;	2369	prev->more = tmp;
		2370
2574	prev = tmp;	2371	prev = tmp;
2575	}	2372	}
2576		2373
2577	for (item = src->inv; item; item = item->below)	2374	for (item = src->inv; item; item = item->below)
2578	insert_ob_in_ob (object_create_clone (item), dst);	2375	insert_ob_in_ob (object_create_clone (item), dst);
…		…
2584	/* Basically, we save the content of the string to a temp file, then call */	2381	/* Basically, we save the content of the string to a temp file, then call */
2585	/* load_object on it. I admit it is a highly inefficient way to make things, */	2382	/* load_object on it. I admit it is a highly inefficient way to make things, */
2586	/* but it was simple to make and allows reusing the load_object function. */	2383	/* but it was simple to make and allows reusing the load_object function. */
2587	/* Remember not to use load_object_str in a time-critical situation. */	2384	/* Remember not to use load_object_str in a time-critical situation. */
2588	/* Also remember that multiparts objects are not supported for now. */	2385	/* Also remember that multiparts objects are not supported for now. */
2589
2590	object *	2386	object *
2591	load_object_str (const char *obstr)	2387	load_object_str (const char *obstr)
2592	{	2388	{
2593	object *op;	2389	object *op;
2594	char filename[MAX_BUF];	2390	char filename[MAX_BUF];
…		…
2604	}	2400	}
2605		2401
2606	fprintf (tempfile, obstr);	2402	fprintf (tempfile, obstr);
2607	fclose (tempfile);	2403	fclose (tempfile);
2608		2404
2609	op = get_object ();	2405	op = object::create ();
2610		2406
2611	object_thawer thawer (filename);	2407	object_thawer thawer (filename);
2612		2408
2613	if (thawer)	2409	if (thawer)
2614	load_object (thawer, op, 0);	2410	load_object (thawer, op, 0);
…		…
2624	* returns NULL if no match.	2420	* returns NULL if no match.
2625	*/	2421	*/
2626	object *	2422	object *
2627	find_obj_by_type_subtype (const object *who, int type, int subtype)	2423	find_obj_by_type_subtype (const object *who, int type, int subtype)
2628	{	2424	{
2629	object *tmp;
2630
2631	for (tmp = who->inv; tmp; tmp = tmp->below)	2425	for (object *tmp = who->inv; tmp; tmp = tmp->below)
2632	if (tmp->type == type && tmp->subtype == subtype)	2426	if (tmp->type == type && tmp->subtype == subtype)
2633	return tmp;	2427	return tmp;
2634		2428
2635	return NULL;	2429	return 0;
2636	}	2430	}
2637		2431
2638	/* If ob has a field named key, return the link from the list,	2432	/* If ob has a field named key, return the link from the list,
2639	* otherwise return NULL.	2433	* otherwise return NULL.
2640	*	2434	*
…		…
2642	* do the desired thing.	2436	* do the desired thing.
2643	*/	2437	*/
2644	key_value *	2438	key_value *
2645	get_ob_key_link (const object *ob, const char *key)	2439	get_ob_key_link (const object *ob, const char *key)
2646	{	2440	{
2647	key_value *link;
2648
2649	for (link = ob->key_values; link != NULL; link = link->next)	2441	for (key_value *link = ob->key_values; link; link = link->next)
2650	if (link->key == key)	2442	if (link->key == key)
2651	return link;	2443	return link;
2652		2444
2653	return NULL;	2445	return 0;
2654	}	2446	}
2655		2447
2656	/*	2448	/*
2657	* Returns the value of op has an extra_field for key, or NULL.	2449	* Returns the value of op has an extra_field for key, or NULL.
2658	*	2450	*
…		…
2698	* Returns TRUE on success.	2490	* Returns TRUE on success.
2699	*/	2491	*/
2700	int	2492	int
2701	set_ob_key_value_s (object *op, const shstr & canonical_key, const char *value, int add_key)	2493	set_ob_key_value_s (object *op, const shstr & canonical_key, const char *value, int add_key)
2702	{	2494	{
2703	key_value *
2704	field = NULL, *last = NULL;	2495	key_value *field = NULL, *last = NULL;
2705		2496
2706	for (field = op->key_values; field != NULL; field = field->next)	2497	for (field = op->key_values; field != NULL; field = field->next)
2707	{	2498	{
2708	if (field->key != canonical_key)	2499	if (field->key != canonical_key)
2709	{	2500	{
…		…
2737	/* IF we get here, key doesn't exist */	2528	/* IF we get here, key doesn't exist */
2738		2529
2739	/* No field, we'll have to add it. */	2530	/* No field, we'll have to add it. */
2740		2531
2741	if (!add_key)	2532	if (!add_key)
2742	{
2743	return FALSE;	2533	return FALSE;
2744	}	2534
2745	/* There isn't any good reason to store a null	2535	/* There isn't any good reason to store a null
2746	* value in the key/value list. If the archetype has	2536	* value in the key/value list. If the archetype has
2747	* this key, then we should also have it, so shouldn't	2537	* this key, then we should also have it, so shouldn't
2748	* be here. If user wants to store empty strings,	2538	* be here. If user wants to store empty strings,
2749	* should pass in ""	2539	* should pass in ""
…		…
2798	}	2588	}
2799	else	2589	else
2800	item = item->env;	2590	item = item->env;
2801	}	2591	}
2802		2592
		2593
		2594	const char *
		2595	object::flag_desc (char *desc, int len) const
		2596	{
		2597	char *p = desc;
		2598	bool first = true;
		2599
		2600	for (int i = 0; i < NUM_FLAGS; i++)
		2601	{
		2602	if (len <= 10) // magic constant!
		2603	{
		2604	snprintf (p, len, ",...");
		2605	break;
		2606	}
		2607
		2608	if (flag[i])
		2609	{
		2610	int cnt = snprintf (p, len, "%s%d", first ? "" : ",", i);
		2611	len -= cnt;
		2612	p += cnt;
		2613	first = false;
		2614	}
		2615	}
		2616
		2617	return desc;
		2618	}
		2619
2803	// return a suitable string describing an objetc in enough detail to find it	2620	// return a suitable string describing an objetc in enough detail to find it
2804	const char *	2621	const char *
2805	object::debug_desc (char *info) const	2622	object::debug_desc (char *info) const
2806	{	2623	{
		2624	char flagdesc[512];
2807	char info2[256 * 3];	2625	char info2[256 * 4];
2808	char *p = info;	2626	char *p = info;
2809		2627
2810	p += snprintf (p, 256, "%d=\"%s%s%s\"",	2628	p += snprintf (p, 512, "{cnt:%d,uuid:<1,%" PRIx64 ">,name:\"%s%s%s\",flags:[%s],type:%d}",
2811	count,	2629	count, uuid.seq,
2812	&name,	2630	&name,
2813	title ? " " : "",	2631	title ? "\",title:" : "",
2814	title ? (const char *)title : "");	2632	title ? (const char *)title : "",
		2633	flag_desc (flagdesc, 512), type);
2815		2634
2816	if (env)	2635	if (env)
2817	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));	2636	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2818		2637
2819	if (map)	2638	if (map)
2820	p += snprintf (p, 256, "(on %s@%d+%d)", map->path, x, y);	2639	p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);
2821		2640
2822	return info;	2641	return info;
2823	}	2642	}
2824		2643
2825	const char *	2644	const char *

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