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Comparing deliantra/server/common/object.C (file contents):
Revision 1.114 by root, Sun Jan 14 22:06:05 2007 UTC vs.
Revision 1.193 by root, Mon Oct 15 17:50:27 2007 UTC

1	/*	1	/*
2	CrossFire, A Multiplayer game for X-windows	2	* This file is part of Crossfire TRT, the Roguelike Realtime MORPG.
3		3	*
4	Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team	4	* Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team
5	Copyright (C) 2001 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team
6	Copyright (C) 1992 Frank Tore Johansen	6	* Copyright (©) 1992,2007 Frank Tore Johansen
7		7	*
8	This program is free software; you can redistribute it and/or modify	8	* Crossfire TRT is free software: you can redistribute it and/or modify
9	it under the terms of the GNU General Public License as published by	9	* it under the terms of the GNU General Public License as published by
10	the Free Software Foundation; either version 2 of the License, or	10	* the Free Software Foundation, either version 3 of the License, or
11	(at your option) any later version.	11	* (at your option) any later version.
12		12	*
13	This program is distributed in the hope that it will be useful,	13	* This program is distributed in the hope that it will be useful,
14	but WITHOUT ANY WARRANTY; without even the implied warranty of	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
15	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16	GNU General Public License for more details.	16	* GNU General Public License for more details.
17		17	*
18	You should have received a copy of the GNU General Public License	18	* You should have received a copy of the GNU General Public License
19	along with this program; if not, write to the Free Software	19	* along with this program. If not, see <http://www.gnu.org/licenses/>.
20	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	20	*
21
22	The authors can be reached via e-mail at <crossfire@schmorp.de>	21	* The authors can be reached via e-mail to <crossfire@schmorp.de>
23	*/	22	*/
24		23
25	/* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects.	24	/* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects.
26	sub/add_weight will transcend the environment updating the carrying	25	sub/add_weight will transcend the environment updating the carrying
27	variable. */	26	variable. */
28	#include <global.h>	27	#include <global.h>
29	#include <stdio.h>	28	#include <stdio.h>
30	#include <sys/types.h>	29	#include <sys/types.h>
31	#include <sys/uio.h>	30	#include <sys/uio.h>
32	#include <object.h>	31	#include <object.h>
33	#include <funcpoint.h>	32	#include <funcpoint.h>
		33	#include <sproto.h>
34	#include <loader.h>	34	#include <loader.h>
35		35
36	#include <bitset>	36	#include <bitset>
37		37
38	int nrofallocobjects = 0;	38	int nrofallocobjects = 0;
…		…
254	/* This is really a spellbook check - really, we should	254	/* This is really a spellbook check - really, we should
255	* check all objects in the inventory.	255	* check all objects in the inventory.
256	*/	256	*/
257	if (ob1->inv || ob2->inv)	257	if (ob1->inv || ob2->inv)
258	{	258	{
259	/* if one object has inventory but the other doesn't, not equiv */	259	if (!(ob1->inv && ob2->inv))
260	if ((ob1->inv && !ob2->inv) || (ob2->inv && !ob1->inv))	260	return 0; /* inventories differ in length */
261	return 0;
262		261
263	/* Now check to see if the two inventory objects could merge */	262	if (ob1->inv->below || ob2->inv->below)
		263	return 0; /* more than one object in inv */
		264
264	if (!object::can_merge (ob1->inv, ob2->inv))	265	if (!object::can_merge (ob1->inv, ob2->inv))
265	return 0;	266	return 0; /* inventory objexts differ */
266		267
267	/* inventory ok - still need to check rest of this object to see	268	/* inventory ok - still need to check rest of this object to see
268	* if it is valid.	269	* if it is valid.
269	*/	270	*/
270	}	271	}
…		…
299	return 0;	300	return 0;
300	else if (!compare_ob_value_lists (ob1, ob2))	301	else if (!compare_ob_value_lists (ob1, ob2))
301	return 0;	302	return 0;
302	}	303	}
303		304
304	//TODO: generate an event or call into perl for additional checks
305	if (ob1->self || ob2->self)	305	if (ob1->self || ob2->self)
306	{	306	{
307	ob1->optimise ();	307	ob1->optimise ();
308	ob2->optimise ();	308	ob2->optimise ();
309		309
310	if (ob1->self || ob2->self)	310	if (ob1->self || ob2->self)
		311	{
		312	int k1 = ob1->self ? HvTOTALKEYS (SvRV (ob1->self)) : 0;
		313	int k2 = ob2->self ? HvTOTALKEYS (SvRV (ob2->self)) : 0;
		314
		315	if (k1 != k2)
311	return 0;	316	return 0;
		317	else if (k1 == 0)
		318	return 1;
		319	else if (!cfperl_can_merge (ob1, ob2))
		320	return 0;
		321	}
312	}	322	}
313		323
314	/* Everything passes, must be OK. */	324	/* Everything passes, must be OK. */
315	return 1;	325	return 1;
316	}	326	}
…		…
324	sum_weight (object *op)	334	sum_weight (object *op)
325	{	335	{
326	long sum;	336	long sum;
327	object *inv;	337	object *inv;
328		338
329	for (sum = 0, inv = op->inv; inv != NULL; inv = inv->below)	339	for (sum = 0, inv = op->inv; inv; inv = inv->below)
330	{	340	{
331	if (inv->inv)	341	if (inv->inv)
332	sum_weight (inv);	342	sum_weight (inv);
		343
333	sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1);	344	sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1);
334	}	345	}
335		346
336	if (op->type == CONTAINER && op->stats.Str)	347	if (op->type == CONTAINER && op->stats.Str)
337	sum = (sum * (100 - op->stats.Str)) / 100;	348	sum = (sum * (100 - op->stats.Str)) / 100;
…		…
357	/*	368	/*
358	* Used by: Crossedit: dump. Server DM commands: dumpbelow, dump.	369	* Used by: Crossedit: dump. Server DM commands: dumpbelow, dump.
359	* Some error messages.	370	* Some error messages.
360	* The result of the dump is stored in the static global errmsg array.	371	* The result of the dump is stored in the static global errmsg array.
361	*/	372	*/
362
363	char *	373	char *
364	dump_object (object *op)	374	dump_object (object *op)
365	{	375	{
366	if (!op)	376	if (!op)
367	return strdup ("[NULLOBJ]");	377	return strdup ("[NULLOBJ]");
368		378
369	object_freezer freezer;	379	object_freezer freezer;
370	save_object (freezer, op, 1);	380	op->write (freezer);
371	return freezer.as_string ();	381	return freezer.as_string ();
372	}	382	}
373		383
374	/*	384	/*
375	* get_nearest_part(multi-object, object 2) returns the part of the	385	* get_nearest_part(multi-object, object 2) returns the part of the
376	* multi-object 1 which is closest to the second object.	386	* multi-object 1 which is closest to the second object.
377	* If it's not a multi-object, it is returned.	387	* If it's not a multi-object, it is returned.
378	*/	388	*/
379
380	object *	389	object *
381	get_nearest_part (object *op, const object *pl)	390	get_nearest_part (object *op, const object *pl)
382	{	391	{
383	object *tmp, *closest;	392	object *tmp, *closest;
384	int last_dist, i;	393	int last_dist, i;
…		…
429	}	438	}
430		439
431	/*	440	/*
432	* Sets the owner and sets the skill and exp pointers to owner's current	441	* Sets the owner and sets the skill and exp pointers to owner's current
433	* skill and experience objects.	442	* skill and experience objects.
		443	* ACTUALLY NO! investigate! TODO
434	*/	444	*/
435	void	445	void
436	object::set_owner (object *owner)	446	object::set_owner (object *owner)
437	{	447	{
		448	// allow objects which own objects
438	if (!owner)	449	if (owner)
439	return;
440
441	/* next line added to allow objects which own objects */
442	/* Add a check for ownercounts in here, as I got into an endless loop
443	* with the fireball owning a poison cloud which then owned the
444	* fireball. I believe that was caused by one of the objects getting
445	* freed and then another object replacing it. Since the ownercounts
446	* didn't match, this check is valid and I believe that cause is valid.
447	*/
448	while (owner->owner)	450	while (owner->owner)
449	owner = owner->owner;	451	owner = owner->owner;
450		452
451	this->owner = owner;	453	this->owner = owner;
		454	}
		455
		456	int
		457	object::slottype () const
		458	{
		459	if (type == SKILL)
		460	{
		461	if (IS_COMBAT_SKILL (subtype)) return slot_combat;
		462	if (IS_RANGED_SKILL (subtype)) return slot_ranged;
		463	}
		464	else
		465	{
		466	if (slot [body_combat].info) return slot_combat;
		467	if (slot [body_range ].info) return slot_ranged;
		468	}
		469
		470	return slot_none;
		471	}
		472
		473	bool
		474	object::change_weapon (object *ob)
		475	{
		476	if (current_weapon == ob)
		477	return true;
		478
		479	if (chosen_skill)
		480	chosen_skill->flag [FLAG_APPLIED] = false;
		481
		482	current_weapon = ob;
		483	chosen_skill = !ob || ob->type == SKILL ? ob : find_skill_by_name (this, ob->skill);
		484
		485	if (chosen_skill)
		486	chosen_skill->flag [FLAG_APPLIED] = true;
		487
		488	update_stats ();
		489
		490	if (ob)
		491	{
		492	// now check wether any body locations became invalid, in which case
		493	// we cannot apply the weapon at the moment.
		494	for (int i = 0; i < NUM_BODY_LOCATIONS; ++i)
		495	if (slot[i].used < 0)
		496	{
		497	current_weapon = chosen_skill = 0;
		498	update_stats ();
		499
		500	new_draw_info_format (NDI_UNIQUE, 0, this,
		501	"You try to balance all your items at once, "
		502	"but the %s is just too much for your body. "
		503	"[You need to unapply some items first.]", &ob->name);
		504	return false;
		505	}
		506
		507	//new_draw_info_format (NDI_UNIQUE, 0, this, "You switch to your %s.", &ob->name);
		508	}
		509	else
		510	;//new_draw_info_format (NDI_UNIQUE, 0, this, "You unwield your weapons.");
		511
		512	if (ob && !ob->flag [FLAG_APPLIED] && ob->type != SPELL)
		513	{
		514	LOG (llevError | logBacktrace, "%s changed to unapplied weapon %s",
		515	&name, ob->debug_desc ());
		516	return false;
		517	}
		518
		519	return true;
452	}	520	}
453		521
454	/* Zero the key_values on op, decrementing the shared-string	522	/* Zero the key_values on op, decrementing the shared-string
455	* refcounts and freeing the links.	523	* refcounts and freeing the links.
456	*/	524	*/
457	static void	525	static void
458	free_key_values (object *op)	526	free_key_values (object *op)
459	{	527	{
460	for (key_value *i = op->key_values; i != 0;)	528	for (key_value *i = op->key_values; i; )
461	{	529	{
462	key_value *next = i->next;	530	key_value *next = i->next;
463	delete i;	531	delete i;
464		532
465	i = next;	533	i = next;
466	}	534	}
467		535
468	op->key_values = 0;	536	op->key_values = 0;
469	}	537	}
470		538
471	/*	539	object &
472	* copy_to first frees everything allocated by the dst object,	540	object::operator =(const object &src)
473	* and then copies the contents of itself into the second
474	* object, allocating what needs to be allocated. Basically, any
475	* data that is malloc'd needs to be re-malloc/copied. Otherwise,
476	* if the first object is freed, the pointers in the new object
477	* will point at garbage.
478	*/
479	void
480	object::copy_to (object *dst)
481	{	541	{
482	bool is_freed = QUERY_FLAG (dst, FLAG_FREED);	542	bool is_freed = flag [FLAG_FREED];
483	bool is_removed = QUERY_FLAG (dst, FLAG_REMOVED);	543	bool is_removed = flag [FLAG_REMOVED];
484		544
485	*(object_copy *)dst = *this;	545	*(object_copy *)this = src;
486		546
487	if (is_freed)	547	flag [FLAG_FREED] = is_freed;
488	SET_FLAG (dst, FLAG_FREED);	548	flag [FLAG_REMOVED] = is_removed;
489
490	if (is_removed)
491	SET_FLAG (dst, FLAG_REMOVED);
492
493	if (speed < 0)
494	dst->speed_left = speed_left - RANDOM () % 200 / 100.0;
495		549
496	/* Copy over key_values, if any. */	550	/* Copy over key_values, if any. */
497	if (key_values)	551	if (src.key_values)
498	{	552	{
499	key_value *tail = 0;	553	key_value *tail = 0;
500	key_value *i;
501
502	dst->key_values = 0;	554	key_values = 0;
503		555
504	for (i = key_values; i; i = i->next)	556	for (key_value *i = src.key_values; i; i = i->next)
505	{	557	{
506	key_value *new_link = new key_value;	558	key_value *new_link = new key_value;
507		559
508	new_link->next = 0;	560	new_link->next = 0;
509	new_link->key = i->key;	561	new_link->key = i->key;
510	new_link->value = i->value;	562	new_link->value = i->value;
511		563
512	/* Try and be clever here, too. */	564	/* Try and be clever here, too. */
513	if (!dst->key_values)	565	if (!key_values)
514	{	566	{
515	dst->key_values = new_link;	567	key_values = new_link;
516	tail = new_link;	568	tail = new_link;
517	}	569	}
518	else	570	else
519	{	571	{
520	tail->next = new_link;	572	tail->next = new_link;
521	tail = new_link;	573	tail = new_link;
522	}	574	}
523	}	575	}
524	}	576	}
		577	}
		578
		579	/*
		580	* copy_to first frees everything allocated by the dst object,
		581	* and then copies the contents of itself into the second
		582	* object, allocating what needs to be allocated. Basically, any
		583	* data that is malloc'd needs to be re-malloc/copied. Otherwise,
		584	* if the first object is freed, the pointers in the new object
		585	* will point at garbage.
		586	*/
		587	void
		588	object::copy_to (object *dst)
		589	{
		590	*dst = *this;
		591
		592	if (speed < 0)
		593	dst->speed_left -= rndm ();
525		594
526	dst->set_speed (dst->speed);	595	dst->set_speed (dst->speed);
		596	}
		597
		598	void
		599	object::instantiate ()
		600	{
		601	if (!uuid.seq) // HACK
		602	uuid = gen_uuid ();
		603
		604	speed_left = -0.1f;
		605	/* copy the body_info to the body_used - this is only really
		606	* need for monsters, but doesn't hurt to do it for everything.
		607	* by doing so, when a monster is created, it has good starting
		608	* values for the body_used info, so when items are created
		609	* for it, they can be properly equipped.
		610	*/
		611	for (int i = NUM_BODY_LOCATIONS; i--; )
		612	slot[i].used = slot[i].info;
		613
		614	attachable::instantiate ();
527	}	615	}
528		616
529	object *	617	object *
530	object::clone ()	618	object::clone ()
531	{	619	{
…		…
589	* UP_OBJ_FACE: only the objects face has changed.	677	* UP_OBJ_FACE: only the objects face has changed.
590	*/	678	*/
591	void	679	void
592	update_object (object *op, int action)	680	update_object (object *op, int action)
593	{	681	{
594	MoveType move_on, move_off, move_block, move_slow;
595
596	if (op == NULL)	682	if (op == NULL)
597	{	683	{
598	/* this should never happen */	684	/* this should never happen */
599	LOG (llevDebug, "update_object() called for NULL object.\n");	685	LOG (llevDebug, "update_object() called for NULL object.\n");
600	return;	686	return;
…		…
670	face = blank_face;	756	face = blank_face;
671	}	757	}
672		758
673	object::~object ()	759	object::~object ()
674	{	760	{
		761	unlink ();
		762
675	free_key_values (this);	763	free_key_values (this);
676	}	764	}
677		765
678	static int object_count;	766	static int object_count;
679		767
…		…
687	objects.insert (this);	775	objects.insert (this);
688	}	776	}
689		777
690	void object::unlink ()	778	void object::unlink ()
691	{	779	{
692	assert (index);//D	780	if (!index)
		781	return;
		782
693	objects.erase (this);	783	objects.erase (this);
694	refcnt_dec ();	784	refcnt_dec ();
695	}	785	}
696		786
697	void	787	void
…		…
771	* drop on that space.	861	* drop on that space.
772	*/	862	*/
773	if (!drop_to_ground	863	if (!drop_to_ground
774	|| !map	864	|| !map
775	|| map->in_memory != MAP_IN_MEMORY	865	|| map->in_memory != MAP_IN_MEMORY
		866	|| map->nodrop
776	|| ms ().move_block == MOVE_ALL)	867	|| ms ().move_block == MOVE_ALL)
777	{	868	{
778	while (inv)	869	while (inv)
779	{	870	{
780	inv->destroy_inv (drop_to_ground);	871	inv->destroy_inv (drop_to_ground);
…		…
834		925
835	if (!freed_map)	926	if (!freed_map)
836	{	927	{
837	freed_map = new maptile;	928	freed_map = new maptile;
838		929
		930	freed_map->path = "<freed objects map>";
839	freed_map->name = "/internal/freed_objects_map";	931	freed_map->name = "/internal/freed_objects_map";
840	freed_map->width = 3;	932	freed_map->width = 3;
841	freed_map->height = 3;	933	freed_map->height = 3;
842		934
843	freed_map->alloc ();	935	freed_map->alloc ();
…		…
847	map = freed_map;	939	map = freed_map;
848	x = 1;	940	x = 1;
849	y = 1;	941	y = 1;
850	}	942	}
851		943
852	head = 0;
853
854	if (more)	944	if (more)
855	{	945	{
856	more->destroy ();	946	more->destroy ();
857	more = 0;	947	more = 0;
858	}	948	}
859		949
		950	head = 0;
		951
860	// clear those pointers that likely might have circular references to us	952	// clear those pointers that likely might cause circular references
861	owner = 0;	953	owner = 0;
862	enemy = 0;	954	enemy = 0;
863	attacked_by = 0;	955	attacked_by = 0;
		956	current_weapon = 0;
864	}	957	}
865		958
866	void	959	void
867	object::destroy (bool destroy_inventory)	960	object::destroy (bool destroy_inventory)
868	{	961	{
869	if (destroyed ())	962	if (destroyed ())
870	return;	963	return;
871		964
872	if (destroy_inventory)	965	if (destroy_inventory)
873	destroy_inv (false);	966	destroy_inv (false);
		967
		968	if (is_head ())
		969	if (sound_destroy)
		970	play_sound (sound_destroy);
		971	else if (flag [FLAG_MONSTER])
		972	play_sound (sound_find ("monster_destroy")); // quick hack, too lazy to create a generic mechanism
874		973
875	attachable::destroy ();	974	attachable::destroy ();
876	}	975	}
877		976
878	/*	977	/*
…		…
896	* This function removes the object op from the linked list of objects	995	* This function removes the object op from the linked list of objects
897	* which it is currently tied to. When this function is done, the	996	* which it is currently tied to. When this function is done, the
898	* object will have no environment. If the object previously had an	997	* object will have no environment. If the object previously had an
899	* environment, the x and y coordinates will be updated to	998	* environment, the x and y coordinates will be updated to
900	* the previous environment.	999	* the previous environment.
901	* Beware: This function is called from the editor as well!
902	*/	1000	*/
903	void	1001	void
904	object::remove ()	1002	object::do_remove ()
905	{	1003	{
906	object *tmp, *last = 0;	1004	object *tmp, *last = 0;
907	object *otmp;	1005	object *otmp;
908		1006
909	if (QUERY_FLAG (this, FLAG_REMOVED))	1007	if (QUERY_FLAG (this, FLAG_REMOVED))
…		…
952	}	1050	}
953	else if (map)	1051	else if (map)
954	{	1052	{
955	if (type == PLAYER)	1053	if (type == PLAYER)
956	{	1054	{
		1055	// leaving a spot always closes any open container on the ground
		1056	if (container && !container->env)
		1057	// this causes spurious floorbox updates, but it ensures
		1058	// that the CLOSE event is being sent.
		1059	close_container ();
		1060
957	--map->players;	1061	--map->players;
958	map->touch ();	1062	map->touch ();
959	}	1063	}
960		1064
961	map->dirty = true;	1065	map->dirty = true;
		1066	mapspace &ms = this->ms ();
962		1067
963	/* link the object above us */	1068	/* link the object above us */
964	if (above)	1069	if (above)
965	above->below = below;	1070	above->below = below;
966	else	1071	else
967	map->at (x, y).top = below; /* we were top, set new top */	1072	ms.top = below; /* we were top, set new top */
968		1073
969	/* Relink the object below us, if there is one */	1074	/* Relink the object below us, if there is one */
970	if (below)	1075	if (below)
971	below->above = above;	1076	below->above = above;
972	else	1077	else
…		…
974	/* Nothing below, which means we need to relink map object for this space	1079	/* Nothing below, which means we need to relink map object for this space
975	* use translated coordinates in case some oddness with map tiling is	1080	* use translated coordinates in case some oddness with map tiling is
976	* evident	1081	* evident
977	*/	1082	*/
978	if (GET_MAP_OB (map, x, y) != this)	1083	if (GET_MAP_OB (map, x, y) != this)
979	{
980	char *dump = dump_object (this);
981	LOG (llevError,
982	"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);	1084	LOG (llevError, "remove_ob: GET_MAP_OB does not return object to be removed even though it appears to be on the bottom? %s\n", debug_desc ());
983	free (dump);
984	dump = dump_object (GET_MAP_OB (map, x, y));
985	LOG (llevError, "%s\n", dump);
986	free (dump);
987	}
988		1085
989	map->at (x, y).bot = above; /* goes on above it. */	1086	ms.bot = above; /* goes on above it. */
990	}	1087	}
991		1088
992	above = 0;	1089	above = 0;
993	below = 0;	1090	below = 0;
994		1091
995	if (map->in_memory == MAP_SAVING)	1092	if (map->in_memory == MAP_SAVING)
996	return;	1093	return;
997		1094
998	int check_walk_off = !flag [FLAG_NO_APPLY];	1095	int check_walk_off = !flag [FLAG_NO_APPLY];
999		1096
		1097	if (object *pl = ms.player ())
		1098	{
		1099	if (pl->container == this)
		1100	/* If a container that the player is currently using somehow gets
		1101	* removed (most likely destroyed), update the player view
		1102	* appropriately.
		1103	*/
		1104	pl->close_container ();
		1105
		1106	pl->contr->ns->floorbox_update ();
		1107	}
		1108
1000	for (tmp = map->at (x, y).bot; tmp; tmp = tmp->above)	1109	for (tmp = ms.bot; tmp; tmp = tmp->above)
1001	{	1110	{
1002	/* No point updating the players look faces if he is the object	1111	/* No point updating the players look faces if he is the object
1003	* being removed.	1112	* being removed.
1004	*/	1113	*/
1005
1006	if (tmp->type == PLAYER && tmp != this)
1007	{
1008	/* If a container that the player is currently using somehow gets
1009	* removed (most likely destroyed), update the player view
1010	* appropriately.
1011	*/
1012	if (tmp->container == this)
1013	{
1014	flag [FLAG_APPLIED] = 0;
1015	tmp->container = 0;
1016	}
1017
1018	if (tmp->contr->ns)
1019	tmp->contr->ns->floorbox_update ();
1020	}
1021		1114
1022	/* See if object moving off should effect something */	1115	/* See if object moving off should effect something */
1023	if (check_walk_off	1116	if (check_walk_off
1024	&& ((move_type & tmp->move_off)	1117	&& ((move_type & tmp->move_off)
1025	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))	1118	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))
…		…
1028		1121
1029	if (destroyed ())	1122	if (destroyed ())
1030	LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());	1123	LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1031	}	1124	}
1032		1125
1033	/* Eneq(@csd.uu.se): Fixed this to skip tmp->above=tmp */
1034	//TODO: why is this horrible hacka fix? get rid of this code=bug! (schmorp)
1035	if (tmp->above == tmp)
1036	tmp->above = 0;
1037
1038	last = tmp;	1126	last = tmp;
1039	}	1127	}
1040		1128
1041	/* last == NULL if there are no objects on this space */	1129	/* last == NULL if there are no objects on this space */
1042	//TODO: this makes little sense, why only update the topmost object?	1130	//TODO: this makes little sense, why only update the topmost object?
…		…
1085	}	1173	}
1086		1174
1087	return 0;	1175	return 0;
1088	}	1176	}
1089		1177
		1178	void
		1179	object::expand_tail ()
		1180	{
		1181	if (more)
		1182	return;
		1183
		1184	object *prev = this;
		1185
		1186	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)
		1187	{
		1188	object *op = arch_to_object (at);
		1189
		1190	op->name = name;
		1191	op->name_pl = name_pl;
		1192	op->title = title;
		1193
		1194	op->head = this;
		1195	prev->more = op;
		1196
		1197	prev = op;
		1198	}
		1199	}
		1200
1090	/*	1201	/*
1091	* same as insert_ob_in_map except it handle separate coordinates and do a clean	1202	* same as insert_ob_in_map except it handles separate coordinates and does a clean
1092	* job preparing multi-part monsters	1203	* job preparing multi-part monsters.
1093	*/	1204	*/
1094	object *	1205	object *
1095	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)	1206	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1096	{	1207	{
1097	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)	1208	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)
1098	{	1209	{
1099	tmp->x = x + tmp->arch->clone.x;	1210	tmp->x = x + tmp->arch->x;
1100	tmp->y = y + tmp->arch->clone.y;	1211	tmp->y = y + tmp->arch->y;
1101	}	1212	}
1102		1213
1103	return insert_ob_in_map (op, m, originator, flag);	1214	return insert_ob_in_map (op, m, originator, flag);
1104	}	1215	}
1105		1216
…		…
1124	* just 'op' otherwise	1235	* just 'op' otherwise
1125	*/	1236	*/
1126	object *	1237	object *
1127	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)	1238	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1128	{	1239	{
		1240	assert (!op->flag [FLAG_FREED]);
		1241
1129	object *tmp, *top, *floor = NULL;	1242	object *top, *floor = NULL;
1130	sint16 x, y;
1131		1243
1132	if (QUERY_FLAG (op, FLAG_FREED))	1244	op->remove ();
1133	{
1134	LOG (llevError, "Trying to insert freed object!\n");
1135	return NULL;
1136	}
1137
1138	if (!m)
1139	{
1140	char *dump = dump_object (op);
1141	LOG (llevError, "Trying to insert in null-map!\n%s\n", dump);
1142	free (dump);
1143	return op;
1144	}
1145
1146	if (out_of_map (m, op->x, op->y))
1147	{
1148	char *dump = dump_object (op);
1149	LOG (llevError, "Trying to insert object outside the map.\n%s\n", dump);
1150	#ifdef MANY_CORES
1151	/* Better to catch this here, as otherwise the next use of this object
1152	* is likely to cause a crash. Better to find out where it is getting
1153	* improperly inserted.
1154	*/
1155	abort ();
1156	#endif
1157	free (dump);
1158	return op;
1159	}
1160
1161	if (!QUERY_FLAG (op, FLAG_REMOVED))
1162	{
1163	char *dump = dump_object (op);
1164	LOG (llevError, "Trying to insert (map) inserted object.\n%s\n", dump);
1165	free (dump);
1166	return op;
1167	}
1168
1169	if (op->more)
1170	{
1171	/* The part may be on a different map. */
1172
1173	object *more = op->more;
1174
1175	/* We really need the caller to normalise coordinates - if
1176	* we set the map, that doesn't work if the location is within
1177	* a map and this is straddling an edge. So only if coordinate
1178	* is clear wrong do we normalise it.
1179	*/
1180	if (OUT_OF_REAL_MAP (more->map, more->x, more->y))
1181	more->map = get_map_from_coord (m, &more->x, &more->y);
1182	else if (!more->map)
1183	{
1184	/* For backwards compatibility - when not dealing with tiled maps,
1185	* more->map should always point to the parent.
1186	*/
1187	more->map = m;
1188	}
1189
1190	if (insert_ob_in_map (more, more->map, originator, flag) == NULL)
1191	{
1192	if (!op->head)
1193	LOG (llevError, "BUG: insert_ob_in_map(): inserting op->more killed op\n");
1194
1195	return 0;
1196	}
1197	}
1198
1199	CLEAR_FLAG (op, FLAG_REMOVED);
1200		1245
1201	/* Ideally, the caller figures this out. However, it complicates a lot	1246	/* Ideally, the caller figures this out. However, it complicates a lot
1202	* of areas of callers (eg, anything that uses find_free_spot would now	1247	* of areas of callers (eg, anything that uses find_free_spot would now
1203	* need extra work	1248	* need extra work
1204	*/	1249	*/
1205	op->map = get_map_from_coord (m, &op->x, &op->y);	1250	if (!xy_normalise (m, op->x, op->y))
1206	x = op->x;	1251	{
1207	y = op->y;	1252	op->destroy ();
		1253	return 0;
		1254	}
		1255
		1256	if (object *more = op->more)
		1257	if (!insert_ob_in_map (more, m, originator, flag))
		1258	return 0;
		1259
		1260	CLEAR_FLAG (op, FLAG_REMOVED);
		1261
		1262	op->map = m;
		1263	mapspace &ms = op->ms ();
1208		1264
1209	/* this has to be done after we translate the coordinates.	1265	/* this has to be done after we translate the coordinates.
1210	*/	1266	*/
1211	if (op->nrof && !(flag & INS_NO_MERGE))	1267	if (op->nrof && !(flag & INS_NO_MERGE))
1212	for (tmp = GET_MAP_OB (op->map, x, y); tmp; tmp = tmp->above)	1268	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1213	if (object::can_merge (op, tmp))	1269	if (object::can_merge (op, tmp))
1214	{	1270	{
1215	op->nrof += tmp->nrof;	1271	op->nrof += tmp->nrof;
1216	tmp->destroy ();	1272	tmp->destroy ();
1217	}	1273	}
…		…
1234	op->below = originator->below;	1290	op->below = originator->below;
1235		1291
1236	if (op->below)	1292	if (op->below)
1237	op->below->above = op;	1293	op->below->above = op;
1238	else	1294	else
1239	op->ms ().bot = op;	1295	ms.bot = op;
1240		1296
1241	/* since *below* originator, no need to update top */	1297	/* since *below* originator, no need to update top */
1242	originator->below = op;	1298	originator->below = op;
1243	}	1299	}
1244	else	1300	else
1245	{	1301	{
		1302	top = ms.bot;
		1303
1246	/* If there are other objects, then */	1304	/* If there are other objects, then */
1247	if ((!(flag & INS_MAP_LOAD)) && ((top = GET_MAP_OB (op->map, op->x, op->y)) != NULL))	1305	if (top)
1248	{	1306	{
1249	object *last = 0;	1307	object *last = 0;
1250		1308
1251	/*	1309	/*
1252	* If there are multiple objects on this space, we do some trickier handling.	1310	* If there are multiple objects on this space, we do some trickier handling.
…		…
1258	* once we get to them. This reduces the need to traverse over all of	1316	* once we get to them. This reduces the need to traverse over all of
1259	* them when adding another one - this saves quite a bit of cpu time	1317	* them when adding another one - this saves quite a bit of cpu time
1260	* when lots of spells are cast in one area. Currently, it is presumed	1318	* when lots of spells are cast in one area. Currently, it is presumed
1261	* that flying non pickable objects are spell objects.	1319	* that flying non pickable objects are spell objects.
1262	*/	1320	*/
1263	while (top)	1321	for (top = ms.bot; top; top = top->above)
1264	{	1322	{
1265	if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))	1323	if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))
1266	floor = top;	1324	floor = top;
1267		1325
1268	if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))	1326	if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))
…		…
1271	top = top->below;	1329	top = top->below;
1272	break;	1330	break;
1273	}	1331	}
1274		1332
1275	last = top;	1333	last = top;
1276	top = top->above;
1277	}	1334	}
1278		1335
1279	/* Don't want top to be NULL, so set it to the last valid object */	1336	/* Don't want top to be NULL, so set it to the last valid object */
1280	top = last;	1337	top = last;
1281		1338
…		…
1283	* looks like instead of lots of conditions here.	1340	* looks like instead of lots of conditions here.
1284	* makes things faster, and effectively the same result.	1341	* makes things faster, and effectively the same result.
1285	*/	1342	*/
1286		1343
1287	/* Have object 'fall below' other objects that block view.	1344	/* Have object 'fall below' other objects that block view.
1288	* Unless those objects are exits, type 66	1345	* Unless those objects are exits.
1289	* If INS_ON_TOP is used, don't do this processing	1346	* If INS_ON_TOP is used, don't do this processing
1290	* Need to find the object that in fact blocks view, otherwise	1347	* Need to find the object that in fact blocks view, otherwise
1291	* stacking is a bit odd.	1348	* stacking is a bit odd.
1292	*/	1349	*/
1293	if (!(flag & INS_ON_TOP) &&	1350	if (!(flag & INS_ON_TOP)
1294	(get_map_flags (op->map, 0, op->x, op->y, 0, 0) & P_BLOCKSVIEW) && (op->face && !op->face->visibility))	1351	&& ms.flags () & P_BLOCKSVIEW
		1352	&& (op->face && !faces [op->face].visibility))
1295	{	1353	{
1296	for (last = top; last != floor; last = last->below)	1354	for (last = top; last != floor; last = last->below)
1297	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))	1355	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))
1298	break;	1356	break;
		1357
1299	/* Check to see if we found the object that blocks view,	1358	/* Check to see if we found the object that blocks view,
1300	* and make sure we have a below pointer for it so that	1359	* and make sure we have a below pointer for it so that
1301	* we can get inserted below this one, which requires we	1360	* we can get inserted below this one, which requires we
1302	* set top to the object below us.	1361	* set top to the object below us.
1303	*/	1362	*/
1304	if (last && last->below && last != floor)	1363	if (last && last->below && last != floor)
1305	top = last->below;	1364	top = last->below;
1306	}	1365	}
1307	} /* If objects on this space */	1366	} /* If objects on this space */
1308		1367
1309	if (flag & INS_MAP_LOAD)
1310	top = GET_MAP_TOP (op->map, op->x, op->y);
1311
1312	if (flag & INS_ABOVE_FLOOR_ONLY)	1368	if (flag & INS_ABOVE_FLOOR_ONLY)
1313	top = floor;	1369	top = floor;
1314		1370
1315	/* Top is the object that our object (op) is going to get inserted above.	1371	/* Top is the object that our object (op) is going to get inserted above.
1316	*/	1372	*/
1317		1373
1318	/* First object on this space */	1374	/* First object on this space */
1319	if (!top)	1375	if (!top)
1320	{	1376	{
1321	op->above = GET_MAP_OB (op->map, op->x, op->y);	1377	op->above = ms.bot;
1322		1378
1323	if (op->above)	1379	if (op->above)
1324	op->above->below = op;	1380	op->above->below = op;
1325		1381
1326	op->below = 0;	1382	op->below = 0;
1327	op->ms ().bot = op;	1383	ms.bot = op;
1328	}	1384	}
1329	else	1385	else
1330	{ /* get inserted into the stack above top */	1386	{ /* get inserted into the stack above top */
1331	op->above = top->above;	1387	op->above = top->above;
1332		1388
…		…
1336	op->below = top;	1392	op->below = top;
1337	top->above = op;	1393	top->above = op;
1338	}	1394	}
1339		1395
1340	if (!op->above)	1396	if (!op->above)
1341	op->ms ().top = op;	1397	ms.top = op;
1342	} /* else not INS_BELOW_ORIGINATOR */	1398	} /* else not INS_BELOW_ORIGINATOR */
1343		1399
1344	if (op->type == PLAYER)	1400	if (op->type == PLAYER)
1345	{	1401	{
1346	op->contr->do_los = 1;	1402	op->contr->do_los = 1;
…		…
1348	op->map->touch ();	1404	op->map->touch ();
1349	}	1405	}
1350		1406
1351	op->map->dirty = true;	1407	op->map->dirty = true;
1352		1408
1353	/* If we have a floor, we know the player, if any, will be above
1354	* it, so save a few ticks and start from there.
1355	*/
1356	if (!(flag & INS_MAP_LOAD))
1357	if (object *pl = op->ms ().player ())	1409	if (object *pl = ms.player ())
1358	if (pl->contr->ns)
1359	pl->contr->ns->floorbox_update ();	1410	pl->contr->ns->floorbox_update ();
1360		1411
1361	/* If this object glows, it may affect lighting conditions that are	1412	/* If this object glows, it may affect lighting conditions that are
1362	* visible to others on this map. But update_all_los is really	1413	* visible to others on this map. But update_all_los is really
1363	* an inefficient way to do this, as it means los for all players	1414	* an inefficient way to do this, as it means los for all players
1364	* on the map will get recalculated. The players could very well	1415	* on the map will get recalculated. The players could very well
…		…
1383	* blocked() and wall() work properly), and these flags are updated by	1434	* blocked() and wall() work properly), and these flags are updated by
1384	* update_object().	1435	* update_object().
1385	*/	1436	*/
1386		1437
1387	/* if this is not the head or flag has been passed, don't check walk on status */	1438	/* if this is not the head or flag has been passed, don't check walk on status */
1388	if (!(flag & INS_NO_WALK_ON) && !op->head)	1439	if (!(flag & INS_NO_WALK_ON) && op->head_ () == op)
1389	{	1440	{
1390	if (check_move_on (op, originator))	1441	if (check_move_on (op, originator))
1391	return 0;	1442	return 0;
1392		1443
1393	/* If we are a multi part object, lets work our way through the check	1444	/* If we are a multi part object, lets work our way through the check
1394	* walk on's.	1445	* walk on's.
1395	*/	1446	*/
1396	for (tmp = op->more; tmp != NULL; tmp = tmp->more)	1447	for (object *tmp = op->more; tmp; tmp = tmp->more)
1397	if (check_move_on (tmp, originator))	1448	if (check_move_on (tmp, originator))
1398	return 0;	1449	return 0;
1399	}	1450	}
1400		1451
1401	return op;	1452	return op;
…		…
1411	object *tmp, *tmp1;	1462	object *tmp, *tmp1;
1412		1463
1413	/* first search for itself and remove any old instances */	1464	/* first search for itself and remove any old instances */
1414		1465
1415	for (tmp = op->ms ().bot; tmp; tmp = tmp->above)	1466	for (tmp = op->ms ().bot; tmp; tmp = tmp->above)
1416	if (!strcmp (tmp->arch->name, arch_string)) /* same archetype */	1467	if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */
1417	tmp->destroy ();	1468	tmp->destroy ();
1418		1469
1419	tmp1 = arch_to_object (archetype::find (arch_string));	1470	tmp1 = arch_to_object (archetype::find (arch_string));
1420		1471
1421	tmp1->x = op->x;	1472	tmp1->x = op->x;
…		…
1424	}	1475	}
1425		1476
1426	object *	1477	object *
1427	object::insert_at (object *where, object *originator, int flags)	1478	object::insert_at (object *where, object *originator, int flags)
1428	{	1479	{
1429	where->map->insert (this, where->x, where->y, originator, flags);	1480	return where->map->insert (this, where->x, where->y, originator, flags);
1430	}	1481	}
1431		1482
1432	/*	1483	/*
1433	* get_split_ob(ob,nr) splits up ob into two parts. The part which	1484	* get_split_ob(ob,nr) splits up ob into two parts. The part which
1434	* is returned contains nr objects, and the remaining parts contains	1485	* is returned contains nr objects, and the remaining parts contains
…		…
1474	* the amount of an object. If the amount reaches 0, the object	1525	* the amount of an object. If the amount reaches 0, the object
1475	* is subsequently removed and freed.	1526	* is subsequently removed and freed.
1476	*	1527	*
1477	* Return value: 'op' if something is left, NULL if the amount reached 0	1528	* Return value: 'op' if something is left, NULL if the amount reached 0
1478	*/	1529	*/
1479
1480	object *	1530	object *
1481	decrease_ob_nr (object *op, uint32 i)	1531	decrease_ob_nr (object *op, uint32 i)
1482	{	1532	{
1483	object *tmp;	1533	object *tmp;
1484		1534
…		…
1559		1609
1560	/*	1610	/*
1561	* add_weight(object, weight) adds the specified weight to an object,	1611	* add_weight(object, weight) adds the specified weight to an object,
1562	* and also updates how much the environment(s) is/are carrying.	1612	* and also updates how much the environment(s) is/are carrying.
1563	*/	1613	*/
1564
1565	void	1614	void
1566	add_weight (object *op, signed long weight)	1615	add_weight (object *op, signed long weight)
1567	{	1616	{
1568	while (op != NULL)	1617	while (op != NULL)
1569	{	1618	{
…		…
1584	LOG (llevError, "Trying to put object in NULL.\n%s\n", dump);	1633	LOG (llevError, "Trying to put object in NULL.\n%s\n", dump);
1585	free (dump);	1634	free (dump);
1586	return op;	1635	return op;
1587	}	1636	}
1588		1637
1589	if (where->head)	1638	if (where->head_ () != where)
1590	{	1639	{
1591	LOG (llevDebug, "Warning: Tried to insert object into wrong part of multipart object.\n");	1640	LOG (llevError | logBacktrace, "Warning: Tried to insert object into wrong part of multipart object.\n");
1592	where = where->head;	1641	where = where->head;
1593	}	1642	}
1594		1643
1595	return where->insert (op);	1644	return where->insert (op);
1596	}	1645	}
…		…
1601	* inside the object environment.	1650	* inside the object environment.
1602	*	1651	*
1603	* The function returns now pointer to inserted item, and return value can	1652	* The function returns now pointer to inserted item, and return value can
1604	* be != op, if items are merged. -Tero	1653	* be != op, if items are merged. -Tero
1605	*/	1654	*/
1606
1607	object *	1655	object *
1608	object::insert (object *op)	1656	object::insert (object *op)
1609	{	1657	{
1610	object *tmp, *otmp;
1611
1612	if (!QUERY_FLAG (op, FLAG_REMOVED))	1658	if (!QUERY_FLAG (op, FLAG_REMOVED))
1613	op->remove ();	1659	op->remove ();
1614		1660
1615	if (op->more)	1661	if (op->more)
1616	{	1662	{
…		…
1618	return op;	1664	return op;
1619	}	1665	}
1620		1666
1621	CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL);	1667	CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL);
1622	CLEAR_FLAG (op, FLAG_REMOVED);	1668	CLEAR_FLAG (op, FLAG_REMOVED);
		1669
1623	if (op->nrof)	1670	if (op->nrof)
1624	{	1671	{
1625	for (tmp = inv; tmp != NULL; tmp = tmp->below)	1672	for (object *tmp = inv; tmp; tmp = tmp->below)
1626	if (object::can_merge (tmp, op))	1673	if (object::can_merge (tmp, op))
1627	{	1674	{
1628	/* return the original object and remove inserted object	1675	/* return the original object and remove inserted object
1629	(client needs the original object) */	1676	(client needs the original object) */
1630	tmp->nrof += op->nrof;	1677	tmp->nrof += op->nrof;
…		…
1649	add_weight (this, op->weight * op->nrof);	1696	add_weight (this, op->weight * op->nrof);
1650	}	1697	}
1651	else	1698	else
1652	add_weight (this, (op->weight + op->carrying));	1699	add_weight (this, (op->weight + op->carrying));
1653		1700
1654	otmp = this->in_player ();	1701	if (object *otmp = this->in_player ())
1655	if (otmp && otmp->contr)
1656	if (!QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))	1702	if (otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1657	otmp->update_stats ();	1703	otmp->update_stats ();
1658		1704
		1705	op->owner = 0; // its his/hers now. period.
1659	op->map = 0;	1706	op->map = 0;
1660	op->env = this;	1707	op->env = this;
1661	op->above = 0;	1708	op->above = 0;
1662	op->below = 0;	1709	op->below = 0;
1663	op->x = 0, op->y = 0;	1710	op->x = op->y = 0;
1664		1711
1665	/* reset the light list and los of the players on the map */	1712	/* reset the light list and los of the players on the map */
1666	if ((op->glow_radius != 0) && map)	1713	if (op->glow_radius && map)
1667	{	1714	{
1668	#ifdef DEBUG_LIGHTS	1715	#ifdef DEBUG_LIGHTS
1669	LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);	1716	LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);
1670	#endif /* DEBUG_LIGHTS */	1717	#endif /* DEBUG_LIGHTS */
1671	if (map->darkness)	1718	if (map->darkness)
…		…
1771	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||	1818	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||
1772	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))	1819	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))
1773	{	1820	{
1774		1821
1775	float	1822	float
1776	diff = tmp->move_slow_penalty * FABS (op->speed);	1823	diff = tmp->move_slow_penalty * fabs (op->speed);
1777		1824
1778	if (op->type == PLAYER)	1825	if (op->type == PLAYER)
1779	if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||	1826	if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||
1780	(QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))	1827	(QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))
1781	diff /= 4.0;	1828	diff /= 4.0;
…		…
1925	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)	1972	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)
1926	{	1973	{
1927	CLEAR_FLAG (tmp, flag);	1974	CLEAR_FLAG (tmp, flag);
1928	unflag_inv (tmp, flag);	1975	unflag_inv (tmp, flag);
1929	}	1976	}
1930	}
1931
1932	/*
1933	* set_cheat(object) sets the cheat flag (WAS_WIZ) in the object and in
1934	* all it's inventory (recursively).
1935	* If checksums are used, a player will get set_cheat called for
1936	* him/her-self and all object carried by a call to this function.
1937	*/
1938	void
1939	set_cheat (object *op)
1940	{
1941	SET_FLAG (op, FLAG_WAS_WIZ);
1942	flag_inv (op, FLAG_WAS_WIZ);
1943	}	1977	}
1944		1978
1945	/*	1979	/*
1946	* find_free_spot(object, map, x, y, start, stop) will search for	1980	* find_free_spot(object, map, x, y, start, stop) will search for
1947	* a spot at the given map and coordinates which will be able to contain	1981	* a spot at the given map and coordinates which will be able to contain
…		…
1964	* customized, changed states, etc.	1998	* customized, changed states, etc.
1965	*/	1999	*/
1966	int	2000	int
1967	find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)	2001	find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
1968	{	2002	{
		2003	int altern[SIZEOFFREE];
1969	int index = 0, flag;	2004	int index = 0, flag;
1970	int altern[SIZEOFFREE];
1971		2005
1972	for (int i = start; i < stop; i++)	2006	for (int i = start; i < stop; i++)
1973	{	2007	{
1974	flag = ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]);	2008	mapxy pos (m, x, y); pos.move (i);
1975	if (!flag)	2009
		2010	if (!pos.normalise ())
		2011	continue;
		2012
		2013	mapspace &ms = *pos;
		2014
		2015	if (ms.flags () & P_IS_ALIVE)
		2016	continue;
		2017
		2018	/* However, often
		2019	* ob doesn't have any move type (when used to place exits)
		2020	* so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work.
		2021	*/
		2022	if (ob->move_type == 0 && ms.move_block != MOVE_ALL)
		2023	{
1976	altern [index++] = i;	2024	altern [index++] = i;
		2025	continue;
		2026	}
1977		2027
1978	/* Basically, if we find a wall on a space, we cut down the search size.	2028	/* Basically, if we find a wall on a space, we cut down the search size.
1979	* In this way, we won't return spaces that are on another side of a wall.	2029	* In this way, we won't return spaces that are on another side of a wall.
1980	* This mostly work, but it cuts down the search size in all directions -	2030	* This mostly work, but it cuts down the search size in all directions -
1981	* if the space being examined only has a wall to the north and empty	2031	* if the space being examined only has a wall to the north and empty
1982	* spaces in all the other directions, this will reduce the search space	2032	* spaces in all the other directions, this will reduce the search space
1983	* to only the spaces immediately surrounding the target area, and	2033	* to only the spaces immediately surrounding the target area, and
1984	* won't look 2 spaces south of the target space.	2034	* won't look 2 spaces south of the target space.
1985	*/	2035	*/
1986	else if ((flag & P_NO_PASS) && maxfree[i] < stop)	2036	if (ms.move_block == MOVE_ALL && maxfree[i] < stop)
		2037	{
1987	stop = maxfree[i];	2038	stop = maxfree[i];
		2039	continue;
		2040	}
		2041
		2042	/* Note it is intentional that we check ob - the movement type of the
		2043	* head of the object should correspond for the entire object.
		2044	*/
		2045	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))
		2046	continue;
		2047
		2048	altern [index++] = i;
1988	}	2049	}
1989		2050
1990	if (!index)	2051	if (!index)
1991	return -1;	2052	return -1;
1992		2053
1993	return altern[RANDOM () % index];	2054	return altern [rndm (index)];
1994	}	2055	}
1995		2056
1996	/*	2057	/*
1997	* find_first_free_spot(archetype, maptile, x, y) works like	2058	* find_first_free_spot(archetype, maptile, x, y) works like
1998	* find_free_spot(), but it will search max number of squares.	2059	* find_free_spot(), but it will search max number of squares.
…		…
2001	*/	2062	*/
2002	int	2063	int
2003	find_first_free_spot (const object *ob, maptile *m, int x, int y)	2064	find_first_free_spot (const object *ob, maptile *m, int x, int y)
2004	{	2065	{
2005	for (int i = 0; i < SIZEOFFREE; i++)	2066	for (int i = 0; i < SIZEOFFREE; i++)
2006	if (!ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]))	2067	if (!ob->blocked (m, x + freearr_x[i], y + freearr_y[i]))
2007	return i;	2068	return i;
2008		2069
2009	return -1;	2070	return -1;
2010	}	2071	}
2011		2072
…		…
2019	{	2080	{
2020	arr += begin;	2081	arr += begin;
2021	end -= begin;	2082	end -= begin;
2022		2083
2023	while (--end)	2084	while (--end)
2024	swap (arr [end], arr [RANDOM () % (end + 1)]);	2085	swap (arr [end], arr [rndm (end + 1)]);
2025	}	2086	}
2026		2087
2027	/* new function to make monster searching more efficient, and effective!	2088	/* new function to make monster searching more efficient, and effective!
2028	* This basically returns a randomized array (in the passed pointer) of	2089	* This basically returns a randomized array (in the passed pointer) of
2029	* the spaces to find monsters. In this way, it won't always look for	2090	* the spaces to find monsters. In this way, it won't always look for
…		…
2065	object *tmp;	2126	object *tmp;
2066	maptile *mp;	2127	maptile *mp;
2067		2128
2068	MoveType blocked, move_type;	2129	MoveType blocked, move_type;
2069		2130
2070	if (exclude && exclude->head)	2131	if (exclude && exclude->head_ () != exclude)
2071	{	2132	{
2072	exclude = exclude->head;	2133	exclude = exclude->head;
2073	move_type = exclude->move_type;	2134	move_type = exclude->move_type;
2074	}	2135	}
2075	else	2136	else
…		…
2098	max = maxfree[i];	2159	max = maxfree[i];
2099	else if (mflags & P_IS_ALIVE)	2160	else if (mflags & P_IS_ALIVE)
2100	{	2161	{
2101	for (tmp = ms.bot; tmp; tmp = tmp->above)	2162	for (tmp = ms.bot; tmp; tmp = tmp->above)
2102	if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)	2163	if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)
2103	&& (tmp != exclude || (tmp->head && tmp->head != exclude)))	2164	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))
2104	break;	2165	break;
2105		2166
2106	if (tmp)	2167	if (tmp)
2107	return freedir[i];	2168	return freedir[i];
2108	}	2169	}
…		…
2163		2224
2164	return 3;	2225	return 3;
2165	}	2226	}
2166		2227
2167	/*	2228	/*
2168	* absdir(int): Returns a number between 1 and 8, which represent
2169	* the "absolute" direction of a number (it actually takes care of
2170	* "overflow" in previous calculations of a direction).
2171	*/
2172
2173	int
2174	absdir (int d)
2175	{
2176	while (d < 1)
2177	d += 8;
2178
2179	while (d > 8)
2180	d -= 8;
2181
2182	return d;
2183	}
2184
2185	/*
2186	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is	2229	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is
2187	* between two directions (which are expected to be absolute (see absdir())	2230	* between two directions (which are expected to be absolute (see absdir())
2188	*/	2231	*/
2189
2190	int	2232	int
2191	dirdiff (int dir1, int dir2)	2233	dirdiff (int dir1, int dir2)
2192	{	2234	{
2193	int d;	2235	int d;
2194		2236
…		…
2307	* Cf 0.91.3 - don't let WIZ's pick up anything - will likely cause	2349	* Cf 0.91.3 - don't let WIZ's pick up anything - will likely cause
2308	* core dumps if they do.	2350	* core dumps if they do.
2309	*	2351	*
2310	* Add a check so we can't pick up invisible objects (0.93.8)	2352	* Add a check so we can't pick up invisible objects (0.93.8)
2311	*/	2353	*/
2312
2313	int	2354	int
2314	can_pick (const object *who, const object *item)	2355	can_pick (const object *who, const object *item)
2315	{	2356	{
2316	return /*QUERY_FLAG(who,FLAG_WIZ)|| */	2357	return /*QUERY_FLAG(who,FLAG_WIZ)|| */
2317	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&	2358	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&
…		…
2322	* create clone from object to another	2363	* create clone from object to another
2323	*/	2364	*/
2324	object *	2365	object *
2325	object_create_clone (object *asrc)	2366	object_create_clone (object *asrc)
2326	{	2367	{
2327	object *dst = 0, *tmp, *src, *part, *prev, *item;	2368	object *dst = 0, *tmp, *src, *prev, *item;
2328		2369
2329	if (!asrc)	2370	if (!asrc)
2330	return 0;	2371	return 0;
2331		2372
2332	src = asrc;
2333	if (src->head)
2334	src = src->head;	2373	src = asrc->head_ ();
2335		2374
2336	prev = 0;	2375	prev = 0;
2337	for (part = src; part; part = part->more)	2376	for (object *part = src; part; part = part->more)
2338	{	2377	{
2339	tmp = part->clone ();	2378	tmp = part->clone ();
2340	tmp->x -= src->x;	2379	tmp->x -= src->x;
2341	tmp->y -= src->y;	2380	tmp->y -= src->y;
2342		2381
…		…
2358		2397
2359	for (item = src->inv; item; item = item->below)	2398	for (item = src->inv; item; item = item->below)
2360	insert_ob_in_ob (object_create_clone (item), dst);	2399	insert_ob_in_ob (object_create_clone (item), dst);
2361		2400
2362	return dst;	2401	return dst;
2363	}
2364
2365	/* GROS - Creates an object using a string representing its content. */
2366	/* Basically, we save the content of the string to a temp file, then call */
2367	/* load_object on it. I admit it is a highly inefficient way to make things, */
2368	/* but it was simple to make and allows reusing the load_object function. */
2369	/* Remember not to use load_object_str in a time-critical situation. */
2370	/* Also remember that multiparts objects are not supported for now. */
2371	object *
2372	load_object_str (const char *obstr)
2373	{
2374	object *op;
2375	char filename[MAX_BUF];
2376
2377	sprintf (filename, "%s/cfloadobstr2044", settings.tmpdir);
2378
2379	FILE *tempfile = fopen (filename, "w");
2380
2381	if (tempfile == NULL)
2382	{
2383	LOG (llevError, "Error - Unable to access load object temp file\n");
2384	return NULL;
2385	}
2386
2387	fprintf (tempfile, obstr);
2388	fclose (tempfile);
2389
2390	op = object::create ();
2391
2392	object_thawer thawer (filename);
2393
2394	if (thawer)
2395	load_object (thawer, op, 0);
2396
2397	LOG (llevDebug, " load str completed, object=%s\n", &op->name);
2398	CLEAR_FLAG (op, FLAG_REMOVED);
2399
2400	return op;
2401	}	2402	}
2402		2403
2403	/* This returns the first object in who's inventory that	2404	/* This returns the first object in who's inventory that
2404	* has the same type and subtype match.	2405	* has the same type and subtype match.
2405	* returns NULL if no match.	2406	* returns NULL if no match.
…		…
2460	if (link->key == canonical_key)	2461	if (link->key == canonical_key)
2461	return link->value;	2462	return link->value;
2462		2463
2463	return 0;	2464	return 0;
2464	}	2465	}
2465
2466		2466
2467	/*	2467	/*
2468	* Updates the canonical_key in op to value.	2468	* Updates the canonical_key in op to value.
2469	*	2469	*
2470	* canonical_key is a shared string (value doesn't have to be).	2470	* canonical_key is a shared string (value doesn't have to be).
…		…
2494	/* Basically, if the archetype has this key set,	2494	/* Basically, if the archetype has this key set,
2495	* we need to store the null value so when we save	2495	* we need to store the null value so when we save
2496	* it, we save the empty value so that when we load,	2496	* it, we save the empty value so that when we load,
2497	* we get this value back again.	2497	* we get this value back again.
2498	*/	2498	*/
2499	if (get_ob_key_link (&op->arch->clone, canonical_key))	2499	if (get_ob_key_link (op->arch, canonical_key))
2500	field->value = 0;	2500	field->value = 0;
2501	else	2501	else
2502	{	2502	{
2503	if (last)	2503	if (last)
2504	last->next = field->next;	2504	last->next = field->next;
…		…
2573	}	2573	}
2574	else	2574	else
2575	item = item->env;	2575	item = item->env;
2576	}	2576	}
2577		2577
2578
2579	const char *	2578	const char *
2580	object::flag_desc (char *desc, int len) const	2579	object::flag_desc (char *desc, int len) const
2581	{	2580	{
2582	char *p = desc;	2581	char *p = desc;
2583	bool first = true;	2582	bool first = true;
…		…
2610	{	2609	{
2611	char flagdesc[512];	2610	char flagdesc[512];
2612	char info2[256 * 4];	2611	char info2[256 * 4];
2613	char *p = info;	2612	char *p = info;
2614		2613
2615	p += snprintf (p, 512, "{cnt:%d,uuid:<1,%" PRIx64 ">,name:\"%s%s%s\",flags:[%s],type:%d}",	2614	p += snprintf (p, 512, "{cnt:%d,uuid:<1.%" PRIx64 ">,name:\"%s\"%s%s,flags:[%s],type:%d}",
2616	count, uuid.seq,	2615	count, uuid.seq,
2617	&name,	2616	&name,
2618	title ? "\",title:" : "",	2617	title ? "\",title:\"" : "",
2619	title ? (const char *)title : "",	2618	title ? (const char *)title : "",
2620	flag_desc (flagdesc, 512), type);	2619	flag_desc (flagdesc, 512), type);
2621		2620
2622	if (env)	2621	if (!this->flag[FLAG_REMOVED] && env)
2623	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));	2622	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2624		2623
2625	if (map)	2624	if (map)
2626	p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);	2625	p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);
2627		2626
…		…
2629	}	2628	}
2630		2629
2631	const char *	2630	const char *
2632	object::debug_desc () const	2631	object::debug_desc () const
2633	{	2632	{
2634	static char info[256 * 4];	2633	static char info[3][256 * 4];
		2634	static int info_idx;
		2635
2635	return debug_desc (info);	2636	return debug_desc (info [++info_idx % 3]);
2636	}	2637	}
2637		2638
2638	const char *	2639	struct region *
2639	object::debug_desc2 () const	2640	object::region () const
2640	{	2641	{
2641	static char info[256 * 4];	2642	return map ? map->region (x, y)
2642	return debug_desc (info);	2643	: region::default_region ();
2643	}	2644	}
2644		2645
		2646	const materialtype_t *
		2647	object::dominant_material () const
		2648	{
		2649	if (materialtype_t *mt = name_to_material (materialname))
		2650	return mt;
		2651
		2652	return name_to_material (shstr_unknown);
		2653	}
		2654
		2655	void
		2656	object::open_container (object *new_container)
		2657	{
		2658	if (container == new_container)
		2659	return;
		2660
		2661	if (object *old_container = container)
		2662	{
		2663	if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))
		2664	return;
		2665
		2666	#if 0
		2667	// remove the "Close old_container" object.
		2668	if (object *closer = old_container->inv)
		2669	if (closer->type == CLOSE_CON)
		2670	closer->destroy ();
		2671	#endif
		2672
		2673	old_container->flag [FLAG_APPLIED] = 0;
		2674	container = 0;
		2675
		2676	esrv_update_item (UPD_FLAGS, this, old_container);
		2677	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));
		2678	play_sound (sound_find ("chest_close"));
		2679	}
		2680
		2681	if (new_container)
		2682	{
		2683	if (INVOKE_OBJECT (OPEN, new_container, ARG_OBJECT (this)))
		2684	return;
		2685
		2686	// TODO: this does not seem to serve any purpose anymore?
		2687	#if 0
		2688	// insert the "Close Container" object.
		2689	if (archetype *closer = new_container->other_arch)
		2690	{
		2691	object *closer = arch_to_object (new_container->other_arch);
		2692	closer->flag [FLAG_NO_MAP_SAVE] = 1;
		2693	new_container->insert (closer);
		2694	}
		2695	#endif
		2696
		2697	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));
		2698
		2699	new_container->flag [FLAG_APPLIED] = 1;
		2700	container = new_container;
		2701
		2702	esrv_update_item (UPD_FLAGS, this, new_container);
		2703	esrv_send_inventory (this, new_container);
		2704	play_sound (sound_find ("chest_open"));
		2705	}
		2706	}
		2707
		2708	object *
		2709	object::force_find (const shstr name)
		2710	{
		2711	/* cycle through his inventory to look for the MARK we want to
		2712	* place
		2713	*/
		2714	for (object *tmp = inv; tmp; tmp = tmp->below)
		2715	if (tmp->type == FORCE && tmp->slaying == name)
		2716	return splay (tmp);
		2717
		2718	return 0;
		2719	}
		2720
		2721	void
		2722	object::force_add (const shstr name, int duration)
		2723	{
		2724	if (object *force = force_find (name))
		2725	force->destroy ();
		2726
		2727	object *force = get_archetype (FORCE_NAME);
		2728
		2729	force->slaying = name;
		2730	force->stats.food = 1;
		2731	force->speed_left = -1.f;
		2732
		2733	force->set_speed (duration ? 1.f / duration : 0.f);
		2734	force->flag [FLAG_IS_USED_UP] = true;
		2735	force->flag [FLAG_APPLIED] = true;
		2736
		2737	insert (force);
		2738	}
		2739
		2740	void
		2741	object::play_sound (faceidx sound) const
		2742	{
		2743	if (!sound)
		2744	return;
		2745
		2746	if (flag [FLAG_REMOVED])
		2747	return;
		2748
		2749	if (env)
		2750	{
		2751	if (object *pl = in_player ())
		2752	pl->contr->play_sound (sound);
		2753	}
		2754	else
		2755	map->play_sound (sound, x, y);
		2756	}
		2757

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