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Comparing deliantra/server/common/object.C (file contents):
Revision 1.112 by root, Mon Jan 8 14:11:04 2007 UTC vs.
Revision 1.201 by root, Tue Jan 22 16:22:45 2008 UTC

1	/*	1	/*
2	CrossFire, A Multiplayer game for X-windows	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3		3	*
4	Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team	4	* Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Deliantra 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	* Deliantra 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		21	* The authors can be reached via e-mail to <support@deliantra.net>
22	The authors can be reached via e-mail at <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 (ob1->self) : 0;
		313	int k2 = ob2->self ? HvTOTALKEYS (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;
		452
		453	if (flag [FLAG_FREED])
		454	{
		455	LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ());
		456	return;
		457	}
450		458
451	this->owner = owner;	459	this->owner = owner;
		460	}
		461
		462	int
		463	object::slottype () const
		464	{
		465	if (type == SKILL)
		466	{
		467	if (IS_COMBAT_SKILL (subtype)) return slot_combat;
		468	if (IS_RANGED_SKILL (subtype)) return slot_ranged;
		469	}
		470	else
		471	{
		472	if (slot [body_combat].info) return slot_combat;
		473	if (slot [body_range ].info) return slot_ranged;
		474	}
		475
		476	return slot_none;
		477	}
		478
		479	bool
		480	object::change_weapon (object *ob)
		481	{
		482	if (current_weapon == ob)
		483	return true;
		484
		485	if (chosen_skill)
		486	chosen_skill->flag [FLAG_APPLIED] = false;
		487
		488	current_weapon = ob;
		489	chosen_skill = !ob || ob->type == SKILL ? ob : find_skill_by_name (this, ob->skill);
		490
		491	if (chosen_skill)
		492	chosen_skill->flag [FLAG_APPLIED] = true;
		493
		494	update_stats ();
		495
		496	if (ob)
		497	{
		498	// now check wether any body locations became invalid, in which case
		499	// we cannot apply the weapon at the moment.
		500	for (int i = 0; i < NUM_BODY_LOCATIONS; ++i)
		501	if (slot[i].used < 0)
		502	{
		503	current_weapon = chosen_skill = 0;
		504	update_stats ();
		505
		506	new_draw_info_format (NDI_UNIQUE, 0, this,
		507	"You try to balance all your items at once, "
		508	"but the %s is just too much for your body. "
		509	"[You need to unapply some items first.]", &ob->name);
		510	return false;
		511	}
		512
		513	//new_draw_info_format (NDI_UNIQUE, 0, this, "You switch to your %s.", &ob->name);
		514	}
		515	else
		516	;//new_draw_info_format (NDI_UNIQUE, 0, this, "You unwield your weapons.");
		517
		518	if (ob && !ob->flag [FLAG_APPLIED] && ob->type != SPELL)
		519	{
		520	LOG (llevError | logBacktrace, "%s changed to unapplied weapon %s",
		521	&name, ob->debug_desc ());
		522	return false;
		523	}
		524
		525	return true;
452	}	526	}
453		527
454	/* Zero the key_values on op, decrementing the shared-string	528	/* Zero the key_values on op, decrementing the shared-string
455	* refcounts and freeing the links.	529	* refcounts and freeing the links.
456	*/	530	*/
457	static void	531	static void
458	free_key_values (object *op)	532	free_key_values (object *op)
459	{	533	{
460	for (key_value *i = op->key_values; i != 0;)	534	for (key_value *i = op->key_values; i; )
461	{	535	{
462	key_value *next = i->next;	536	key_value *next = i->next;
463	delete i;	537	delete i;
464		538
465	i = next;	539	i = next;
466	}	540	}
467		541
468	op->key_values = 0;	542	op->key_values = 0;
469	}	543	}
470		544
471	/*	545	object &
472	* copy_to first frees everything allocated by the dst object,	546	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	{	547	{
482	bool is_freed = QUERY_FLAG (dst, FLAG_FREED);	548	bool is_freed = flag [FLAG_FREED];
483	bool is_removed = QUERY_FLAG (dst, FLAG_REMOVED);	549	bool is_removed = flag [FLAG_REMOVED];
484		550
485	*(object_copy *)dst = *this;	551	*(object_copy *)this = src;
486		552
487	if (is_freed)	553	flag [FLAG_FREED] = is_freed;
488	SET_FLAG (dst, FLAG_FREED);	554	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		555
496	/* Copy over key_values, if any. */	556	/* Copy over key_values, if any. */
497	if (key_values)	557	if (src.key_values)
498	{	558	{
499	key_value *tail = 0;	559	key_value *tail = 0;
500	key_value *i;
501
502	dst->key_values = 0;	560	key_values = 0;
503		561
504	for (i = key_values; i; i = i->next)	562	for (key_value *i = src.key_values; i; i = i->next)
505	{	563	{
506	key_value *new_link = new key_value;	564	key_value *new_link = new key_value;
507		565
508	new_link->next = 0;	566	new_link->next = 0;
509	new_link->key = i->key;	567	new_link->key = i->key;
510	new_link->value = i->value;	568	new_link->value = i->value;
511		569
512	/* Try and be clever here, too. */	570	/* Try and be clever here, too. */
513	if (!dst->key_values)	571	if (!key_values)
514	{	572	{
515	dst->key_values = new_link;	573	key_values = new_link;
516	tail = new_link;	574	tail = new_link;
517	}	575	}
518	else	576	else
519	{	577	{
520	tail->next = new_link;	578	tail->next = new_link;
521	tail = new_link;	579	tail = new_link;
522	}	580	}
523	}	581	}
524	}	582	}
		583	}
		584
		585	/*
		586	* copy_to first frees everything allocated by the dst object,
		587	* and then copies the contents of itself into the second
		588	* object, allocating what needs to be allocated. Basically, any
		589	* data that is malloc'd needs to be re-malloc/copied. Otherwise,
		590	* if the first object is freed, the pointers in the new object
		591	* will point at garbage.
		592	*/
		593	void
		594	object::copy_to (object *dst)
		595	{
		596	*dst = *this;
		597
		598	if (speed < 0)
		599	dst->speed_left -= rndm ();
525		600
526	dst->set_speed (dst->speed);	601	dst->set_speed (dst->speed);
		602	}
		603
		604	void
		605	object::instantiate ()
		606	{
		607	if (!uuid.seq) // HACK
		608	uuid = gen_uuid ();
		609
		610	speed_left = -0.1f;
		611	/* copy the body_info to the body_used - this is only really
		612	* need for monsters, but doesn't hurt to do it for everything.
		613	* by doing so, when a monster is created, it has good starting
		614	* values for the body_used info, so when items are created
		615	* for it, they can be properly equipped.
		616	*/
		617	for (int i = NUM_BODY_LOCATIONS; i--; )
		618	slot[i].used = slot[i].info;
		619
		620	attachable::instantiate ();
527	}	621	}
528		622
529	object *	623	object *
530	object::clone ()	624	object::clone ()
531	{	625	{
…		…
589	* UP_OBJ_FACE: only the objects face has changed.	683	* UP_OBJ_FACE: only the objects face has changed.
590	*/	684	*/
591	void	685	void
592	update_object (object *op, int action)	686	update_object (object *op, int action)
593	{	687	{
594	MoveType move_on, move_off, move_block, move_slow;
595
596	if (op == NULL)	688	if (op == NULL)
597	{	689	{
598	/* this should never happen */	690	/* this should never happen */
599	LOG (llevDebug, "update_object() called for NULL object.\n");	691	LOG (llevDebug, "update_object() called for NULL object.\n");
600	return;	692	return;
…		…
660		752
661	if (op->more)	753	if (op->more)
662	update_object (op->more, action);	754	update_object (op->more, action);
663	}	755	}
664		756
665	object *object::first;
666
667	object::object ()	757	object::object ()
668	{	758	{
669	SET_FLAG (this, FLAG_REMOVED);	759	SET_FLAG (this, FLAG_REMOVED);
670		760
671	expmul = 1.0;	761	expmul = 1.0;
672	face = blank_face;	762	face = blank_face;
673	}	763	}
674		764
675	object::~object ()	765	object::~object ()
676	{	766	{
		767	unlink ();
		768
677	free_key_values (this);	769	free_key_values (this);
678	}	770	}
679		771
680	static int object_count;	772	static int object_count;
681		773
…		…
689	objects.insert (this);	781	objects.insert (this);
690	}	782	}
691		783
692	void object::unlink ()	784	void object::unlink ()
693	{	785	{
694	assert (index);//D	786	if (!index)
		787	return;
		788
695	objects.erase (this);	789	objects.erase (this);
696	refcnt_dec ();	790	refcnt_dec ();
697	}	791	}
698		792
699	void	793	void
…		…
773	* drop on that space.	867	* drop on that space.
774	*/	868	*/
775	if (!drop_to_ground	869	if (!drop_to_ground
776	|| !map	870	|| !map
777	|| map->in_memory != MAP_IN_MEMORY	871	|| map->in_memory != MAP_IN_MEMORY
		872	|| map->nodrop
778	|| ms ().move_block == MOVE_ALL)	873	|| ms ().move_block == MOVE_ALL)
779	{	874	{
780	while (inv)	875	while (inv)
781	{	876	{
782	inv->destroy_inv (drop_to_ground);	877	inv->destroy_inv (drop_to_ground);
…		…
836		931
837	if (!freed_map)	932	if (!freed_map)
838	{	933	{
839	freed_map = new maptile;	934	freed_map = new maptile;
840		935
		936	freed_map->path = "<freed objects map>";
841	freed_map->name = "/internal/freed_objects_map";	937	freed_map->name = "/internal/freed_objects_map";
842	freed_map->width = 3;	938	freed_map->width = 3;
843	freed_map->height = 3;	939	freed_map->height = 3;
		940	freed_map->nodrop = 1;
844		941
845	freed_map->alloc ();	942	freed_map->alloc ();
846	freed_map->in_memory = MAP_IN_MEMORY;	943	freed_map->in_memory = MAP_IN_MEMORY;
847	}	944	}
848		945
849	map = freed_map;	946	map = freed_map;
850	x = 1;	947	x = 1;
851	y = 1;	948	y = 1;
852	}	949	}
853		950
854	head = 0;
855
856	if (more)	951	if (more)
857	{	952	{
858	more->destroy ();	953	more->destroy ();
859	more = 0;	954	more = 0;
860	}	955	}
861		956
		957	head = 0;
		958
862	// clear those pointers that likely might have circular references to us	959	// clear those pointers that likely might cause circular references
863	owner = 0;	960	owner = 0;
864	enemy = 0;	961	enemy = 0;
865	attacked_by = 0;	962	attacked_by = 0;
		963	current_weapon = 0;
866	}	964	}
867		965
868	void	966	void
869	object::destroy (bool destroy_inventory)	967	object::destroy (bool destroy_inventory)
870	{	968	{
871	if (destroyed ())	969	if (destroyed ())
872	return;	970	return;
873		971
874	if (destroy_inventory)	972	if (destroy_inventory)
875	destroy_inv (false);	973	destroy_inv (false);
		974
		975	if (is_head ())
		976	if (sound_destroy)
		977	play_sound (sound_destroy);
		978	else if (flag [FLAG_MONSTER])
		979	play_sound (sound_find ("monster_destroy")); // quick hack, too lazy to create a generic mechanism
876		980
877	attachable::destroy ();	981	attachable::destroy ();
878	}	982	}
879		983
880	/*	984	/*
…		…
898	* This function removes the object op from the linked list of objects	1002	* This function removes the object op from the linked list of objects
899	* which it is currently tied to. When this function is done, the	1003	* which it is currently tied to. When this function is done, the
900	* object will have no environment. If the object previously had an	1004	* object will have no environment. If the object previously had an
901	* environment, the x and y coordinates will be updated to	1005	* environment, the x and y coordinates will be updated to
902	* the previous environment.	1006	* the previous environment.
903	* Beware: This function is called from the editor as well!
904	*/	1007	*/
905	void	1008	void
906	object::remove ()	1009	object::do_remove ()
907	{	1010	{
908	object *tmp, *last = 0;	1011	object *tmp, *last = 0;
909	object *otmp;	1012	object *otmp;
910		1013
911	if (QUERY_FLAG (this, FLAG_REMOVED))	1014	if (QUERY_FLAG (this, FLAG_REMOVED))
…		…
954	}	1057	}
955	else if (map)	1058	else if (map)
956	{	1059	{
957	if (type == PLAYER)	1060	if (type == PLAYER)
958	{	1061	{
		1062	// leaving a spot always closes any open container on the ground
		1063	if (container && !container->env)
		1064	// this causes spurious floorbox updates, but it ensures
		1065	// that the CLOSE event is being sent.
		1066	close_container ();
		1067
959	--map->players;	1068	--map->players;
960	map->touch ();	1069	map->touch ();
961	}	1070	}
962		1071
963	map->dirty = true;	1072	map->dirty = true;
		1073	mapspace &ms = this->ms ();
964		1074
965	/* link the object above us */	1075	/* link the object above us */
966	if (above)	1076	if (above)
967	above->below = below;	1077	above->below = below;
968	else	1078	else
969	map->at (x, y).top = below; /* we were top, set new top */	1079	ms.top = below; /* we were top, set new top */
970		1080
971	/* Relink the object below us, if there is one */	1081	/* Relink the object below us, if there is one */
972	if (below)	1082	if (below)
973	below->above = above;	1083	below->above = above;
974	else	1084	else
…		…
976	/* Nothing below, which means we need to relink map object for this space	1086	/* Nothing below, which means we need to relink map object for this space
977	* use translated coordinates in case some oddness with map tiling is	1087	* use translated coordinates in case some oddness with map tiling is
978	* evident	1088	* evident
979	*/	1089	*/
980	if (GET_MAP_OB (map, x, y) != this)	1090	if (GET_MAP_OB (map, x, y) != this)
981	{
982	char *dump = dump_object (this);
983	LOG (llevError,
984	"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);	1091	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 ());
985	free (dump);
986	dump = dump_object (GET_MAP_OB (map, x, y));
987	LOG (llevError, "%s\n", dump);
988	free (dump);
989	}
990		1092
991	map->at (x, y).bot = above; /* goes on above it. */	1093	ms.bot = above; /* goes on above it. */
992	}	1094	}
993		1095
994	above = 0;	1096	above = 0;
995	below = 0;	1097	below = 0;
996		1098
997	if (map->in_memory == MAP_SAVING)	1099	if (map->in_memory == MAP_SAVING)
998	return;	1100	return;
999		1101
1000	int check_walk_off = !flag [FLAG_NO_APPLY];	1102	int check_walk_off = !flag [FLAG_NO_APPLY];
1001		1103
		1104	if (object *pl = ms.player ())
		1105	{
		1106	if (pl->container == this)
		1107	/* If a container that the player is currently using somehow gets
		1108	* removed (most likely destroyed), update the player view
		1109	* appropriately.
		1110	*/
		1111	pl->close_container ();
		1112
		1113	pl->contr->ns->floorbox_update ();
		1114	}
		1115
1002	for (tmp = map->at (x, y).bot; tmp; tmp = tmp->above)	1116	for (tmp = ms.bot; tmp; tmp = tmp->above)
1003	{	1117	{
1004	/* No point updating the players look faces if he is the object	1118	/* No point updating the players look faces if he is the object
1005	* being removed.	1119	* being removed.
1006	*/	1120	*/
1007
1008	if (tmp->type == PLAYER && tmp != this)
1009	{
1010	/* If a container that the player is currently using somehow gets
1011	* removed (most likely destroyed), update the player view
1012	* appropriately.
1013	*/
1014	if (tmp->container == this)
1015	{
1016	flag [FLAG_APPLIED] = 0;
1017	tmp->container = 0;
1018	}
1019
1020	if (tmp->contr->ns)
1021	tmp->contr->ns->floorbox_update ();
1022	}
1023		1121
1024	/* See if object moving off should effect something */	1122	/* See if object moving off should effect something */
1025	if (check_walk_off	1123	if (check_walk_off
1026	&& ((move_type & tmp->move_off)	1124	&& ((move_type & tmp->move_off)
1027	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))	1125	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))
…		…
1030		1128
1031	if (destroyed ())	1129	if (destroyed ())
1032	LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());	1130	LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1033	}	1131	}
1034		1132
1035	/* Eneq(@csd.uu.se): Fixed this to skip tmp->above=tmp */
1036	//TODO: why is this horrible hacka fix? get rid of this code=bug! (schmorp)
1037	if (tmp->above == tmp)
1038	tmp->above = 0;
1039
1040	last = tmp;	1133	last = tmp;
1041	}	1134	}
1042		1135
1043	/* last == NULL if there are no objects on this space */	1136	/* last == NULL if there are no objects on this space */
1044	//TODO: this makes little sense, why only update the topmost object?	1137	//TODO: this makes little sense, why only update the topmost object?
…		…
1064	merge_ob (object *op, object *top)	1157	merge_ob (object *op, object *top)
1065	{	1158	{
1066	if (!op->nrof)	1159	if (!op->nrof)
1067	return 0;	1160	return 0;
1068		1161
1069	if (top)	1162	if (!top)
1070	for (top = op; top && top->above; top = top->above)	1163	for (top = op; top && top->above; top = top->above)
1071	;	1164	;
1072		1165
1073	for (; top; top = top->below)	1166	for (; top; top = top->below)
1074	{	1167	{
…		…
1087	}	1180	}
1088		1181
1089	return 0;	1182	return 0;
1090	}	1183	}
1091		1184
		1185	void
		1186	object::expand_tail ()
		1187	{
		1188	if (more)
		1189	return;
		1190
		1191	object *prev = this;
		1192
		1193	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)
		1194	{
		1195	object *op = arch_to_object (at);
		1196
		1197	op->name = name;
		1198	op->name_pl = name_pl;
		1199	op->title = title;
		1200
		1201	op->head = this;
		1202	prev->more = op;
		1203
		1204	prev = op;
		1205	}
		1206	}
		1207
1092	/*	1208	/*
1093	* same as insert_ob_in_map except it handle separate coordinates and do a clean	1209	* same as insert_ob_in_map except it handles separate coordinates and does a clean
1094	* job preparing multi-part monsters	1210	* job preparing multi-part monsters.
1095	*/	1211	*/
1096	object *	1212	object *
1097	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)	1213	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1098	{	1214	{
1099	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)	1215	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)
1100	{	1216	{
1101	tmp->x = x + tmp->arch->clone.x;	1217	tmp->x = x + tmp->arch->x;
1102	tmp->y = y + tmp->arch->clone.y;	1218	tmp->y = y + tmp->arch->y;
1103	}	1219	}
1104		1220
1105	return insert_ob_in_map (op, m, originator, flag);	1221	return insert_ob_in_map (op, m, originator, flag);
1106	}	1222	}
1107		1223
…		…
1126	* just 'op' otherwise	1242	* just 'op' otherwise
1127	*/	1243	*/
1128	object *	1244	object *
1129	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)	1245	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1130	{	1246	{
		1247	assert (!op->flag [FLAG_FREED]);
		1248
1131	object *tmp, *top, *floor = NULL;	1249	object *top, *floor = NULL;
1132	sint16 x, y;
1133		1250
1134	if (QUERY_FLAG (op, FLAG_FREED))	1251	op->remove ();
1135	{
1136	LOG (llevError, "Trying to insert freed object!\n");
1137	return NULL;
1138	}
1139
1140	if (!m)
1141	{
1142	char *dump = dump_object (op);
1143	LOG (llevError, "Trying to insert in null-map!\n%s\n", dump);
1144	free (dump);
1145	return op;
1146	}
1147
1148	if (out_of_map (m, op->x, op->y))
1149	{
1150	char *dump = dump_object (op);
1151	LOG (llevError, "Trying to insert object outside the map.\n%s\n", dump);
1152	#ifdef MANY_CORES
1153	/* Better to catch this here, as otherwise the next use of this object
1154	* is likely to cause a crash. Better to find out where it is getting
1155	* improperly inserted.
1156	*/
1157	abort ();
1158	#endif
1159	free (dump);
1160	return op;
1161	}
1162
1163	if (!QUERY_FLAG (op, FLAG_REMOVED))
1164	{
1165	char *dump = dump_object (op);
1166	LOG (llevError, "Trying to insert (map) inserted object.\n%s\n", dump);
1167	free (dump);
1168	return op;
1169	}
1170
1171	if (op->more)
1172	{
1173	/* The part may be on a different map. */
1174
1175	object *more = op->more;
1176
1177	/* We really need the caller to normalise coordinates - if
1178	* we set the map, that doesn't work if the location is within
1179	* a map and this is straddling an edge. So only if coordinate
1180	* is clear wrong do we normalise it.
1181	*/
1182	if (OUT_OF_REAL_MAP (more->map, more->x, more->y))
1183	more->map = get_map_from_coord (m, &more->x, &more->y);
1184	else if (!more->map)
1185	{
1186	/* For backwards compatibility - when not dealing with tiled maps,
1187	* more->map should always point to the parent.
1188	*/
1189	more->map = m;
1190	}
1191
1192	if (insert_ob_in_map (more, more->map, originator, flag) == NULL)
1193	{
1194	if (!op->head)
1195	LOG (llevError, "BUG: insert_ob_in_map(): inserting op->more killed op\n");
1196
1197	return 0;
1198	}
1199	}
1200
1201	CLEAR_FLAG (op, FLAG_REMOVED);
1202		1252
1203	/* Ideally, the caller figures this out. However, it complicates a lot	1253	/* Ideally, the caller figures this out. However, it complicates a lot
1204	* of areas of callers (eg, anything that uses find_free_spot would now	1254	* of areas of callers (eg, anything that uses find_free_spot would now
1205	* need extra work	1255	* need extra work
1206	*/	1256	*/
1207	op->map = get_map_from_coord (m, &op->x, &op->y);	1257	if (!xy_normalise (m, op->x, op->y))
1208	x = op->x;	1258	{
1209	y = op->y;	1259	op->destroy ();
		1260	return 0;
		1261	}
		1262
		1263	if (object *more = op->more)
		1264	if (!insert_ob_in_map (more, m, originator, flag))
		1265	return 0;
		1266
		1267	CLEAR_FLAG (op, FLAG_REMOVED);
		1268
		1269	op->map = m;
		1270	mapspace &ms = op->ms ();
1210		1271
1211	/* this has to be done after we translate the coordinates.	1272	/* this has to be done after we translate the coordinates.
1212	*/	1273	*/
1213	if (op->nrof && !(flag & INS_NO_MERGE))	1274	if (op->nrof && !(flag & INS_NO_MERGE))
1214	for (tmp = GET_MAP_OB (op->map, x, y); tmp; tmp = tmp->above)	1275	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1215	if (object::can_merge (op, tmp))	1276	if (object::can_merge (op, tmp))
1216	{	1277	{
1217	op->nrof += tmp->nrof;	1278	op->nrof += tmp->nrof;
1218	tmp->destroy ();	1279	tmp->destroy ();
1219	}	1280	}
…		…
1236	op->below = originator->below;	1297	op->below = originator->below;
1237		1298
1238	if (op->below)	1299	if (op->below)
1239	op->below->above = op;	1300	op->below->above = op;
1240	else	1301	else
1241	op->ms ().bot = op;	1302	ms.bot = op;
1242		1303
1243	/* since *below* originator, no need to update top */	1304	/* since *below* originator, no need to update top */
1244	originator->below = op;	1305	originator->below = op;
1245	}	1306	}
1246	else	1307	else
1247	{	1308	{
		1309	top = ms.bot;
		1310
1248	/* If there are other objects, then */	1311	/* If there are other objects, then */
1249	if ((!(flag & INS_MAP_LOAD)) && ((top = GET_MAP_OB (op->map, op->x, op->y)) != NULL))	1312	if (top)
1250	{	1313	{
1251	object *last = 0;	1314	object *last = 0;
1252		1315
1253	/*	1316	/*
1254	* If there are multiple objects on this space, we do some trickier handling.	1317	* If there are multiple objects on this space, we do some trickier handling.
…		…
1260	* once we get to them. This reduces the need to traverse over all of	1323	* once we get to them. This reduces the need to traverse over all of
1261	* them when adding another one - this saves quite a bit of cpu time	1324	* them when adding another one - this saves quite a bit of cpu time
1262	* when lots of spells are cast in one area. Currently, it is presumed	1325	* when lots of spells are cast in one area. Currently, it is presumed
1263	* that flying non pickable objects are spell objects.	1326	* that flying non pickable objects are spell objects.
1264	*/	1327	*/
1265	while (top)	1328	for (top = ms.bot; top; top = top->above)
1266	{	1329	{
1267	if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))	1330	if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))
1268	floor = top;	1331	floor = top;
1269		1332
1270	if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))	1333	if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))
…		…
1273	top = top->below;	1336	top = top->below;
1274	break;	1337	break;
1275	}	1338	}
1276		1339
1277	last = top;	1340	last = top;
1278	top = top->above;
1279	}	1341	}
1280		1342
1281	/* Don't want top to be NULL, so set it to the last valid object */	1343	/* Don't want top to be NULL, so set it to the last valid object */
1282	top = last;	1344	top = last;
1283		1345
…		…
1285	* looks like instead of lots of conditions here.	1347	* looks like instead of lots of conditions here.
1286	* makes things faster, and effectively the same result.	1348	* makes things faster, and effectively the same result.
1287	*/	1349	*/
1288		1350
1289	/* Have object 'fall below' other objects that block view.	1351	/* Have object 'fall below' other objects that block view.
1290	* Unless those objects are exits, type 66	1352	* Unless those objects are exits.
1291	* If INS_ON_TOP is used, don't do this processing	1353	* If INS_ON_TOP is used, don't do this processing
1292	* Need to find the object that in fact blocks view, otherwise	1354	* Need to find the object that in fact blocks view, otherwise
1293	* stacking is a bit odd.	1355	* stacking is a bit odd.
1294	*/	1356	*/
1295	if (!(flag & INS_ON_TOP) &&	1357	if (!(flag & INS_ON_TOP)
1296	(get_map_flags (op->map, 0, op->x, op->y, 0, 0) & P_BLOCKSVIEW) && (op->face && !op->face->visibility))	1358	&& ms.flags () & P_BLOCKSVIEW
		1359	&& (op->face && !faces [op->face].visibility))
1297	{	1360	{
1298	for (last = top; last != floor; last = last->below)	1361	for (last = top; last != floor; last = last->below)
1299	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))	1362	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))
1300	break;	1363	break;
		1364
1301	/* Check to see if we found the object that blocks view,	1365	/* Check to see if we found the object that blocks view,
1302	* and make sure we have a below pointer for it so that	1366	* and make sure we have a below pointer for it so that
1303	* we can get inserted below this one, which requires we	1367	* we can get inserted below this one, which requires we
1304	* set top to the object below us.	1368	* set top to the object below us.
1305	*/	1369	*/
1306	if (last && last->below && last != floor)	1370	if (last && last->below && last != floor)
1307	top = last->below;	1371	top = last->below;
1308	}	1372	}
1309	} /* If objects on this space */	1373	} /* If objects on this space */
1310		1374
1311	if (flag & INS_MAP_LOAD)
1312	top = GET_MAP_TOP (op->map, op->x, op->y);
1313
1314	if (flag & INS_ABOVE_FLOOR_ONLY)	1375	if (flag & INS_ABOVE_FLOOR_ONLY)
1315	top = floor;	1376	top = floor;
1316		1377
1317	/* Top is the object that our object (op) is going to get inserted above.	1378	/* Top is the object that our object (op) is going to get inserted above.
1318	*/	1379	*/
1319		1380
1320	/* First object on this space */	1381	/* First object on this space */
1321	if (!top)	1382	if (!top)
1322	{	1383	{
1323	op->above = GET_MAP_OB (op->map, op->x, op->y);	1384	op->above = ms.bot;
1324		1385
1325	if (op->above)	1386	if (op->above)
1326	op->above->below = op;	1387	op->above->below = op;
1327		1388
1328	op->below = 0;	1389	op->below = 0;
1329	op->ms ().bot = op;	1390	ms.bot = op;
1330	}	1391	}
1331	else	1392	else
1332	{ /* get inserted into the stack above top */	1393	{ /* get inserted into the stack above top */
1333	op->above = top->above;	1394	op->above = top->above;
1334		1395
…		…
1338	op->below = top;	1399	op->below = top;
1339	top->above = op;	1400	top->above = op;
1340	}	1401	}
1341		1402
1342	if (!op->above)	1403	if (!op->above)
1343	op->ms ().top = op;	1404	ms.top = op;
1344	} /* else not INS_BELOW_ORIGINATOR */	1405	} /* else not INS_BELOW_ORIGINATOR */
1345		1406
1346	if (op->type == PLAYER)	1407	if (op->type == PLAYER)
1347	{	1408	{
1348	op->contr->do_los = 1;	1409	op->contr->do_los = 1;
…		…
1350	op->map->touch ();	1411	op->map->touch ();
1351	}	1412	}
1352		1413
1353	op->map->dirty = true;	1414	op->map->dirty = true;
1354		1415
1355	/* If we have a floor, we know the player, if any, will be above
1356	* it, so save a few ticks and start from there.
1357	*/
1358	if (!(flag & INS_MAP_LOAD))
1359	if (object *pl = op->ms ().player ())	1416	if (object *pl = ms.player ())
1360	if (pl->contr->ns)
1361	pl->contr->ns->floorbox_update ();	1417	pl->contr->ns->floorbox_update ();
1362		1418
1363	/* If this object glows, it may affect lighting conditions that are	1419	/* If this object glows, it may affect lighting conditions that are
1364	* visible to others on this map. But update_all_los is really	1420	* visible to others on this map. But update_all_los is really
1365	* an inefficient way to do this, as it means los for all players	1421	* an inefficient way to do this, as it means los for all players
1366	* on the map will get recalculated. The players could very well	1422	* on the map will get recalculated. The players could very well
…		…
1385	* blocked() and wall() work properly), and these flags are updated by	1441	* blocked() and wall() work properly), and these flags are updated by
1386	* update_object().	1442	* update_object().
1387	*/	1443	*/
1388		1444
1389	/* if this is not the head or flag has been passed, don't check walk on status */	1445	/* if this is not the head or flag has been passed, don't check walk on status */
1390	if (!(flag & INS_NO_WALK_ON) && !op->head)	1446	if (!(flag & INS_NO_WALK_ON) && op->head_ () == op)
1391	{	1447	{
1392	if (check_move_on (op, originator))	1448	if (check_move_on (op, originator))
1393	return 0;	1449	return 0;
1394		1450
1395	/* If we are a multi part object, lets work our way through the check	1451	/* If we are a multi part object, lets work our way through the check
1396	* walk on's.	1452	* walk on's.
1397	*/	1453	*/
1398	for (tmp = op->more; tmp != NULL; tmp = tmp->more)	1454	for (object *tmp = op->more; tmp; tmp = tmp->more)
1399	if (check_move_on (tmp, originator))	1455	if (check_move_on (tmp, originator))
1400	return 0;	1456	return 0;
1401	}	1457	}
1402		1458
1403	return op;	1459	return op;
…		…
1413	object *tmp, *tmp1;	1469	object *tmp, *tmp1;
1414		1470
1415	/* first search for itself and remove any old instances */	1471	/* first search for itself and remove any old instances */
1416		1472
1417	for (tmp = op->ms ().bot; tmp; tmp = tmp->above)	1473	for (tmp = op->ms ().bot; tmp; tmp = tmp->above)
1418	if (!strcmp (tmp->arch->name, arch_string)) /* same archetype */	1474	if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */
1419	tmp->destroy ();	1475	tmp->destroy ();
1420		1476
1421	tmp1 = arch_to_object (archetype::find (arch_string));	1477	tmp1 = arch_to_object (archetype::find (arch_string));
1422		1478
1423	tmp1->x = op->x;	1479	tmp1->x = op->x;
…		…
1426	}	1482	}
1427		1483
1428	object *	1484	object *
1429	object::insert_at (object *where, object *originator, int flags)	1485	object::insert_at (object *where, object *originator, int flags)
1430	{	1486	{
1431	where->map->insert (this, where->x, where->y, originator, flags);	1487	return where->map->insert (this, where->x, where->y, originator, flags);
1432	}	1488	}
1433		1489
1434	/*	1490	/*
1435	* get_split_ob(ob,nr) splits up ob into two parts. The part which	1491	* get_split_ob(ob,nr) splits up ob into two parts. The part which
1436	* is returned contains nr objects, and the remaining parts contains	1492	* is returned contains nr objects, and the remaining parts contains
…		…
1476	* the amount of an object. If the amount reaches 0, the object	1532	* the amount of an object. If the amount reaches 0, the object
1477	* is subsequently removed and freed.	1533	* is subsequently removed and freed.
1478	*	1534	*
1479	* Return value: 'op' if something is left, NULL if the amount reached 0	1535	* Return value: 'op' if something is left, NULL if the amount reached 0
1480	*/	1536	*/
1481
1482	object *	1537	object *
1483	decrease_ob_nr (object *op, uint32 i)	1538	decrease_ob_nr (object *op, uint32 i)
1484	{	1539	{
1485	object *tmp;	1540	object *tmp;
1486		1541
…		…
1561		1616
1562	/*	1617	/*
1563	* add_weight(object, weight) adds the specified weight to an object,	1618	* add_weight(object, weight) adds the specified weight to an object,
1564	* and also updates how much the environment(s) is/are carrying.	1619	* and also updates how much the environment(s) is/are carrying.
1565	*/	1620	*/
1566
1567	void	1621	void
1568	add_weight (object *op, signed long weight)	1622	add_weight (object *op, signed long weight)
1569	{	1623	{
1570	while (op != NULL)	1624	while (op != NULL)
1571	{	1625	{
…		…
1586	LOG (llevError, "Trying to put object in NULL.\n%s\n", dump);	1640	LOG (llevError, "Trying to put object in NULL.\n%s\n", dump);
1587	free (dump);	1641	free (dump);
1588	return op;	1642	return op;
1589	}	1643	}
1590		1644
1591	if (where->head)	1645	if (where->head_ () != where)
1592	{	1646	{
1593	LOG (llevDebug, "Warning: Tried to insert object into wrong part of multipart object.\n");	1647	LOG (llevError | logBacktrace, "Warning: Tried to insert object into wrong part of multipart object.\n");
1594	where = where->head;	1648	where = where->head;
1595	}	1649	}
1596		1650
1597	return where->insert (op);	1651	return where->insert (op);
1598	}	1652	}
…		…
1603	* inside the object environment.	1657	* inside the object environment.
1604	*	1658	*
1605	* The function returns now pointer to inserted item, and return value can	1659	* The function returns now pointer to inserted item, and return value can
1606	* be != op, if items are merged. -Tero	1660	* be != op, if items are merged. -Tero
1607	*/	1661	*/
1608
1609	object *	1662	object *
1610	object::insert (object *op)	1663	object::insert (object *op)
1611	{	1664	{
1612	object *tmp, *otmp;
1613
1614	if (!QUERY_FLAG (op, FLAG_REMOVED))	1665	if (!QUERY_FLAG (op, FLAG_REMOVED))
1615	op->remove ();	1666	op->remove ();
1616		1667
1617	if (op->more)	1668	if (op->more)
1618	{	1669	{
…		…
1620	return op;	1671	return op;
1621	}	1672	}
1622		1673
1623	CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL);	1674	CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL);
1624	CLEAR_FLAG (op, FLAG_REMOVED);	1675	CLEAR_FLAG (op, FLAG_REMOVED);
		1676
1625	if (op->nrof)	1677	if (op->nrof)
1626	{	1678	{
1627	for (tmp = inv; tmp != NULL; tmp = tmp->below)	1679	for (object *tmp = inv; tmp; tmp = tmp->below)
1628	if (object::can_merge (tmp, op))	1680	if (object::can_merge (tmp, op))
1629	{	1681	{
1630	/* return the original object and remove inserted object	1682	/* return the original object and remove inserted object
1631	(client needs the original object) */	1683	(client needs the original object) */
1632	tmp->nrof += op->nrof;	1684	tmp->nrof += op->nrof;
…		…
1651	add_weight (this, op->weight * op->nrof);	1703	add_weight (this, op->weight * op->nrof);
1652	}	1704	}
1653	else	1705	else
1654	add_weight (this, (op->weight + op->carrying));	1706	add_weight (this, (op->weight + op->carrying));
1655		1707
1656	otmp = this->in_player ();	1708	if (object *otmp = this->in_player ())
1657	if (otmp && otmp->contr)
1658	if (!QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))	1709	if (otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1659	otmp->update_stats ();	1710	otmp->update_stats ();
1660		1711
		1712	op->owner = 0; // its his/hers now. period.
1661	op->map = 0;	1713	op->map = 0;
1662	op->env = this;	1714	op->env = this;
1663	op->above = 0;	1715	op->above = 0;
1664	op->below = 0;	1716	op->below = 0;
1665	op->x = 0, op->y = 0;	1717	op->x = op->y = 0;
1666		1718
1667	/* reset the light list and los of the players on the map */	1719	/* reset the light list and los of the players on the map */
1668	if ((op->glow_radius != 0) && map)	1720	if (op->glow_radius && map)
1669	{	1721	{
1670	#ifdef DEBUG_LIGHTS	1722	#ifdef DEBUG_LIGHTS
1671	LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);	1723	LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);
1672	#endif /* DEBUG_LIGHTS */	1724	#endif /* DEBUG_LIGHTS */
1673	if (map->darkness)	1725	if (map->darkness)
…		…
1773	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||	1825	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||
1774	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))	1826	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))
1775	{	1827	{
1776		1828
1777	float	1829	float
1778	diff = tmp->move_slow_penalty * FABS (op->speed);	1830	diff = tmp->move_slow_penalty * fabs (op->speed);
1779		1831
1780	if (op->type == PLAYER)	1832	if (op->type == PLAYER)
1781	if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||	1833	if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||
1782	(QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))	1834	(QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))
1783	diff /= 4.0;	1835	diff /= 4.0;
…		…
1907	* activate recursively a flag on an object inventory	1959	* activate recursively a flag on an object inventory
1908	*/	1960	*/
1909	void	1961	void
1910	flag_inv (object *op, int flag)	1962	flag_inv (object *op, int flag)
1911	{	1963	{
1912	if (op->inv)
1913	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)	1964	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1914	{	1965	{
1915	SET_FLAG (tmp, flag);	1966	SET_FLAG (tmp, flag);
1916	flag_inv (tmp, flag);	1967	flag_inv (tmp, flag);
1917	}	1968	}
1918	}	1969	}
1919		1970
1920	/*	1971	/*
1921	* deactivate recursively a flag on an object inventory	1972	* deactivate recursively a flag on an object inventory
1922	*/	1973	*/
1923	void	1974	void
1924	unflag_inv (object *op, int flag)	1975	unflag_inv (object *op, int flag)
1925	{	1976	{
1926	if (op->inv)
1927	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)	1977	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1928	{	1978	{
1929	CLEAR_FLAG (tmp, flag);	1979	CLEAR_FLAG (tmp, flag);
1930	unflag_inv (tmp, flag);	1980	unflag_inv (tmp, flag);
1931	}	1981	}
1932	}
1933
1934	/*
1935	* set_cheat(object) sets the cheat flag (WAS_WIZ) in the object and in
1936	* all it's inventory (recursively).
1937	* If checksums are used, a player will get set_cheat called for
1938	* him/her-self and all object carried by a call to this function.
1939	*/
1940	void
1941	set_cheat (object *op)
1942	{
1943	SET_FLAG (op, FLAG_WAS_WIZ);
1944	flag_inv (op, FLAG_WAS_WIZ);
1945	}	1982	}
1946		1983
1947	/*	1984	/*
1948	* find_free_spot(object, map, x, y, start, stop) will search for	1985	* find_free_spot(object, map, x, y, start, stop) will search for
1949	* a spot at the given map and coordinates which will be able to contain	1986	* a spot at the given map and coordinates which will be able to contain
…		…
1951	* to search (see the freearr_x/y[] definition).	1988	* to search (see the freearr_x/y[] definition).
1952	* It returns a random choice among the alternatives found.	1989	* It returns a random choice among the alternatives found.
1953	* start and stop are where to start relative to the free_arr array (1,9	1990	* start and stop are where to start relative to the free_arr array (1,9
1954	* does all 4 immediate directions). This returns the index into the	1991	* does all 4 immediate directions). This returns the index into the
1955	* array of the free spot, -1 if no spot available (dir 0 = x,y)	1992	* array of the free spot, -1 if no spot available (dir 0 = x,y)
1956	* Note - this only checks to see if there is space for the head of the
1957	* object - if it is a multispace object, this should be called for all
1958	* pieces.
1959	* Note2: This function does correctly handle tiled maps, but does not	1993	* Note: This function does correctly handle tiled maps, but does not
1960	* inform the caller. However, insert_ob_in_map will update as	1994	* inform the caller. However, insert_ob_in_map will update as
1961	* necessary, so the caller shouldn't need to do any special work.	1995	* necessary, so the caller shouldn't need to do any special work.
1962	* Note - updated to take an object instead of archetype - this is necessary	1996	* Note - updated to take an object instead of archetype - this is necessary
1963	* because arch_blocked (now ob_blocked) needs to know the movement type	1997	* because arch_blocked (now ob_blocked) needs to know the movement type
1964	* to know if the space in question will block the object. We can't use	1998	* to know if the space in question will block the object. We can't use
…		…
1966	* customized, changed states, etc.	2000	* customized, changed states, etc.
1967	*/	2001	*/
1968	int	2002	int
1969	find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)	2003	find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
1970	{	2004	{
		2005	int altern[SIZEOFFREE];
1971	int index = 0, flag;	2006	int index = 0, flag;
1972	int altern[SIZEOFFREE];
1973		2007
1974	for (int i = start; i < stop; i++)	2008	for (int i = start; i < stop; i++)
1975	{	2009	{
1976	flag = ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]);	2010	mapxy pos (m, x, y); pos.move (i);
1977	if (!flag)	2011
		2012	if (!pos.normalise ())
		2013	continue;
		2014
		2015	mapspace &ms = *pos;
		2016
		2017	if (ms.flags () & P_IS_ALIVE)
		2018	continue;
		2019
		2020	/* However, often
		2021	* ob doesn't have any move type (when used to place exits)
		2022	* so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work.
		2023	*/
		2024	if (ob && ob->move_type == 0 && ms.move_block != MOVE_ALL)
		2025	{
1978	altern [index++] = i;	2026	altern [index++] = i;
		2027	continue;
		2028	}
1979		2029
1980	/* Basically, if we find a wall on a space, we cut down the search size.	2030	/* Basically, if we find a wall on a space, we cut down the search size.
1981	* In this way, we won't return spaces that are on another side of a wall.	2031	* In this way, we won't return spaces that are on another side of a wall.
1982	* This mostly work, but it cuts down the search size in all directions -	2032	* This mostly work, but it cuts down the search size in all directions -
1983	* if the space being examined only has a wall to the north and empty	2033	* if the space being examined only has a wall to the north and empty
1984	* spaces in all the other directions, this will reduce the search space	2034	* spaces in all the other directions, this will reduce the search space
1985	* to only the spaces immediately surrounding the target area, and	2035	* to only the spaces immediately surrounding the target area, and
1986	* won't look 2 spaces south of the target space.	2036	* won't look 2 spaces south of the target space.
1987	*/	2037	*/
1988	else if ((flag & P_NO_PASS) && maxfree[i] < stop)	2038	if (ms.move_block == MOVE_ALL && maxfree[i] < stop)
		2039	{
1989	stop = maxfree[i];	2040	stop = maxfree[i];
		2041	continue;
		2042	}
		2043
		2044	/* Note it is intentional that we check ob - the movement type of the
		2045	* head of the object should correspond for the entire object.
		2046	*/
		2047	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))
		2048	continue;
		2049
		2050	if (ob->blocked (m, pos.x, pos.y))
		2051	continue;
		2052
		2053	altern [index++] = i;
1990	}	2054	}
1991		2055
1992	if (!index)	2056	if (!index)
1993	return -1;	2057	return -1;
1994		2058
1995	return altern[RANDOM () % index];	2059	return altern [rndm (index)];
1996	}	2060	}
1997		2061
1998	/*	2062	/*
1999	* find_first_free_spot(archetype, maptile, x, y) works like	2063	* find_first_free_spot(archetype, maptile, x, y) works like
2000	* find_free_spot(), but it will search max number of squares.	2064	* find_free_spot(), but it will search max number of squares.
…		…
2003	*/	2067	*/
2004	int	2068	int
2005	find_first_free_spot (const object *ob, maptile *m, int x, int y)	2069	find_first_free_spot (const object *ob, maptile *m, int x, int y)
2006	{	2070	{
2007	for (int i = 0; i < SIZEOFFREE; i++)	2071	for (int i = 0; i < SIZEOFFREE; i++)
2008	if (!ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]))	2072	if (!ob->blocked (m, x + freearr_x[i], y + freearr_y[i]))
2009	return i;	2073	return i;
2010		2074
2011	return -1;	2075	return -1;
2012	}	2076	}
2013		2077
…		…
2021	{	2085	{
2022	arr += begin;	2086	arr += begin;
2023	end -= begin;	2087	end -= begin;
2024		2088
2025	while (--end)	2089	while (--end)
2026	swap (arr [end], arr [RANDOM () % (end + 1)]);	2090	swap (arr [end], arr [rndm (end + 1)]);
2027	}	2091	}
2028		2092
2029	/* new function to make monster searching more efficient, and effective!	2093	/* new function to make monster searching more efficient, and effective!
2030	* This basically returns a randomized array (in the passed pointer) of	2094	* This basically returns a randomized array (in the passed pointer) of
2031	* the spaces to find monsters. In this way, it won't always look for	2095	* the spaces to find monsters. In this way, it won't always look for
…		…
2067	object *tmp;	2131	object *tmp;
2068	maptile *mp;	2132	maptile *mp;
2069		2133
2070	MoveType blocked, move_type;	2134	MoveType blocked, move_type;
2071		2135
2072	if (exclude && exclude->head)	2136	if (exclude && exclude->head_ () != exclude)
2073	{	2137	{
2074	exclude = exclude->head;	2138	exclude = exclude->head;
2075	move_type = exclude->move_type;	2139	move_type = exclude->move_type;
2076	}	2140	}
2077	else	2141	else
…		…
2100	max = maxfree[i];	2164	max = maxfree[i];
2101	else if (mflags & P_IS_ALIVE)	2165	else if (mflags & P_IS_ALIVE)
2102	{	2166	{
2103	for (tmp = ms.bot; tmp; tmp = tmp->above)	2167	for (tmp = ms.bot; tmp; tmp = tmp->above)
2104	if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)	2168	if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)
2105	&& (tmp != exclude || (tmp->head && tmp->head != exclude)))	2169	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))
2106	break;	2170	break;
2107		2171
2108	if (tmp)	2172	if (tmp)
2109	return freedir[i];	2173	return freedir[i];
2110	}	2174	}
…		…
2165		2229
2166	return 3;	2230	return 3;
2167	}	2231	}
2168		2232
2169	/*	2233	/*
2170	* absdir(int): Returns a number between 1 and 8, which represent
2171	* the "absolute" direction of a number (it actually takes care of
2172	* "overflow" in previous calculations of a direction).
2173	*/
2174
2175	int
2176	absdir (int d)
2177	{
2178	while (d < 1)
2179	d += 8;
2180
2181	while (d > 8)
2182	d -= 8;
2183
2184	return d;
2185	}
2186
2187	/*
2188	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is	2234	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is
2189	* between two directions (which are expected to be absolute (see absdir())	2235	* between two directions (which are expected to be absolute (see absdir())
2190	*/	2236	*/
2191
2192	int	2237	int
2193	dirdiff (int dir1, int dir2)	2238	dirdiff (int dir1, int dir2)
2194	{	2239	{
2195	int d;	2240	int d;
2196		2241
…		…
2309	* Cf 0.91.3 - don't let WIZ's pick up anything - will likely cause	2354	* Cf 0.91.3 - don't let WIZ's pick up anything - will likely cause
2310	* core dumps if they do.	2355	* core dumps if they do.
2311	*	2356	*
2312	* Add a check so we can't pick up invisible objects (0.93.8)	2357	* Add a check so we can't pick up invisible objects (0.93.8)
2313	*/	2358	*/
2314
2315	int	2359	int
2316	can_pick (const object *who, const object *item)	2360	can_pick (const object *who, const object *item)
2317	{	2361	{
2318	return /*QUERY_FLAG(who,FLAG_WIZ)|| */	2362	return /*QUERY_FLAG(who,FLAG_WIZ)|| */
2319	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&	2363	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&
…		…
2324	* create clone from object to another	2368	* create clone from object to another
2325	*/	2369	*/
2326	object *	2370	object *
2327	object_create_clone (object *asrc)	2371	object_create_clone (object *asrc)
2328	{	2372	{
2329	object *dst = 0, *tmp, *src, *part, *prev, *item;	2373	object *dst = 0, *tmp, *src, *prev, *item;
2330		2374
2331	if (!asrc)	2375	if (!asrc)
2332	return 0;	2376	return 0;
2333		2377
2334	src = asrc;
2335	if (src->head)
2336	src = src->head;	2378	src = asrc->head_ ();
2337		2379
2338	prev = 0;	2380	prev = 0;
2339	for (part = src; part; part = part->more)	2381	for (object *part = src; part; part = part->more)
2340	{	2382	{
2341	tmp = part->clone ();	2383	tmp = part->clone ();
2342	tmp->x -= src->x;	2384	tmp->x -= src->x;
2343	tmp->y -= src->y;	2385	tmp->y -= src->y;
2344		2386
…		…
2360		2402
2361	for (item = src->inv; item; item = item->below)	2403	for (item = src->inv; item; item = item->below)
2362	insert_ob_in_ob (object_create_clone (item), dst);	2404	insert_ob_in_ob (object_create_clone (item), dst);
2363		2405
2364	return dst;	2406	return dst;
2365	}
2366
2367	/* GROS - Creates an object using a string representing its content. */
2368	/* Basically, we save the content of the string to a temp file, then call */
2369	/* load_object on it. I admit it is a highly inefficient way to make things, */
2370	/* but it was simple to make and allows reusing the load_object function. */
2371	/* Remember not to use load_object_str in a time-critical situation. */
2372	/* Also remember that multiparts objects are not supported for now. */
2373	object *
2374	load_object_str (const char *obstr)
2375	{
2376	object *op;
2377	char filename[MAX_BUF];
2378
2379	sprintf (filename, "%s/cfloadobstr2044", settings.tmpdir);
2380
2381	FILE *tempfile = fopen (filename, "w");
2382
2383	if (tempfile == NULL)
2384	{
2385	LOG (llevError, "Error - Unable to access load object temp file\n");
2386	return NULL;
2387	}
2388
2389	fprintf (tempfile, obstr);
2390	fclose (tempfile);
2391
2392	op = object::create ();
2393
2394	object_thawer thawer (filename);
2395
2396	if (thawer)
2397	load_object (thawer, op, 0);
2398
2399	LOG (llevDebug, " load str completed, object=%s\n", &op->name);
2400	CLEAR_FLAG (op, FLAG_REMOVED);
2401
2402	return op;
2403	}	2407	}
2404		2408
2405	/* This returns the first object in who's inventory that	2409	/* This returns the first object in who's inventory that
2406	* has the same type and subtype match.	2410	* has the same type and subtype match.
2407	* returns NULL if no match.	2411	* returns NULL if no match.
…		…
2462	if (link->key == canonical_key)	2466	if (link->key == canonical_key)
2463	return link->value;	2467	return link->value;
2464		2468
2465	return 0;	2469	return 0;
2466	}	2470	}
2467
2468		2471
2469	/*	2472	/*
2470	* Updates the canonical_key in op to value.	2473	* Updates the canonical_key in op to value.
2471	*	2474	*
2472	* canonical_key is a shared string (value doesn't have to be).	2475	* canonical_key is a shared string (value doesn't have to be).
…		…
2496	/* Basically, if the archetype has this key set,	2499	/* Basically, if the archetype has this key set,
2497	* we need to store the null value so when we save	2500	* we need to store the null value so when we save
2498	* it, we save the empty value so that when we load,	2501	* it, we save the empty value so that when we load,
2499	* we get this value back again.	2502	* we get this value back again.
2500	*/	2503	*/
2501	if (get_ob_key_link (&op->arch->clone, canonical_key))	2504	if (get_ob_key_link (op->arch, canonical_key))
2502	field->value = 0;	2505	field->value = 0;
2503	else	2506	else
2504	{	2507	{
2505	if (last)	2508	if (last)
2506	last->next = field->next;	2509	last->next = field->next;
…		…
2575	}	2578	}
2576	else	2579	else
2577	item = item->env;	2580	item = item->env;
2578	}	2581	}
2579		2582
2580
2581	const char *	2583	const char *
2582	object::flag_desc (char *desc, int len) const	2584	object::flag_desc (char *desc, int len) const
2583	{	2585	{
2584	char *p = desc;	2586	char *p = desc;
2585	bool first = true;	2587	bool first = true;
…		…
2612	{	2614	{
2613	char flagdesc[512];	2615	char flagdesc[512];
2614	char info2[256 * 4];	2616	char info2[256 * 4];
2615	char *p = info;	2617	char *p = info;
2616		2618
2617	p += snprintf (p, 512, "{cnt:%d,uuid:<1,%" PRIx64 ">,name:\"%s%s%s\",flags:[%s],type:%d}",	2619	p += snprintf (p, 512, "{cnt:%d,uuid:<1.%" PRIx64 ">,name:\"%s\"%s%s,flags:[%s],type:%d}",
2618	count, uuid.seq,	2620	count, uuid.seq,
2619	&name,	2621	&name,
2620	title ? "\",title:" : "",	2622	title ? "\",title:\"" : "",
2621	title ? (const char *)title : "",	2623	title ? (const char *)title : "",
2622	flag_desc (flagdesc, 512), type);	2624	flag_desc (flagdesc, 512), type);
2623		2625
2624	if (env)	2626	if (!this->flag[FLAG_REMOVED] && env)
2625	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));	2627	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2626		2628
2627	if (map)	2629	if (map)
2628	p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);	2630	p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);
2629		2631
…		…
2631	}	2633	}
2632		2634
2633	const char *	2635	const char *
2634	object::debug_desc () const	2636	object::debug_desc () const
2635	{	2637	{
2636	static char info[256 * 4];	2638	static char info[3][256 * 4];
		2639	static int info_idx;
		2640
2637	return debug_desc (info);	2641	return debug_desc (info [++info_idx % 3]);
2638	}	2642	}
2639		2643
		2644	struct region *
		2645	object::region () const
		2646	{
		2647	return map ? map->region (x, y)
		2648	: region::default_region ();
		2649	}
		2650
		2651	const materialtype_t *
		2652	object::dominant_material () const
		2653	{
		2654	if (materialtype_t *mt = name_to_material (materialname))
		2655	return mt;
		2656
		2657	return name_to_material (shstr_unknown);
		2658	}
		2659
		2660	void
		2661	object::open_container (object *new_container)
		2662	{
		2663	if (container == new_container)
		2664	return;
		2665
		2666	if (object *old_container = container)
		2667	{
		2668	if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))
		2669	return;
		2670
		2671	#if 0
		2672	// remove the "Close old_container" object.
		2673	if (object *closer = old_container->inv)
		2674	if (closer->type == CLOSE_CON)
		2675	closer->destroy ();
		2676	#endif
		2677
		2678	old_container->flag [FLAG_APPLIED] = 0;
		2679	container = 0;
		2680
		2681	esrv_update_item (UPD_FLAGS, this, old_container);
		2682	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));
		2683	play_sound (sound_find ("chest_close"));
		2684	}
		2685
		2686	if (new_container)
		2687	{
		2688	if (INVOKE_OBJECT (OPEN, new_container, ARG_OBJECT (this)))
		2689	return;
		2690
		2691	// TODO: this does not seem to serve any purpose anymore?
		2692	#if 0
		2693	// insert the "Close Container" object.
		2694	if (archetype *closer = new_container->other_arch)
		2695	{
		2696	object *closer = arch_to_object (new_container->other_arch);
		2697	closer->flag [FLAG_NO_MAP_SAVE] = 1;
		2698	new_container->insert (closer);
		2699	}
		2700	#endif
		2701
		2702	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));
		2703
		2704	new_container->flag [FLAG_APPLIED] = 1;
		2705	container = new_container;
		2706
		2707	esrv_update_item (UPD_FLAGS, this, new_container);
		2708	esrv_send_inventory (this, new_container);
		2709	play_sound (sound_find ("chest_open"));
		2710	}
		2711	}
		2712
		2713	object *
		2714	object::force_find (const shstr name)
		2715	{
		2716	/* cycle through his inventory to look for the MARK we want to
		2717	* place
		2718	*/
		2719	for (object *tmp = inv; tmp; tmp = tmp->below)
		2720	if (tmp->type == FORCE && tmp->slaying == name)
		2721	return splay (tmp);
		2722
		2723	return 0;
		2724	}
		2725
		2726	void
		2727	object::force_add (const shstr name, int duration)
		2728	{
		2729	if (object *force = force_find (name))
		2730	force->destroy ();
		2731
		2732	object *force = get_archetype (FORCE_NAME);
		2733
		2734	force->slaying = name;
		2735	force->stats.food = 1;
		2736	force->speed_left = -1.f;
		2737
		2738	force->set_speed (duration ? 1.f / duration : 0.f);
		2739	force->flag [FLAG_IS_USED_UP] = true;
		2740	force->flag [FLAG_APPLIED] = true;
		2741
		2742	insert (force);
		2743	}
		2744
		2745	void
		2746	object::play_sound (faceidx sound) const
		2747	{
		2748	if (!sound)
		2749	return;
		2750
		2751	if (flag [FLAG_REMOVED])
		2752	return;
		2753
		2754	if (env)
		2755	{
		2756	if (object *pl = in_player ())
		2757	pl->contr->play_sound (sound);
		2758	}
		2759	else
		2760	map->play_sound (sound, x, y);
		2761	}
		2762

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