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Comparing deliantra/server/common/object.C (file contents):
Revision 1.235 by root, Tue May 6 20:00:12 2008 UTC vs.
Revision 1.341 by root, Fri Feb 25 07:23:38 2011 UTC

1	/*	1	/*
2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	*	3	*
4	* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	* Copyright (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	* Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2001 Mark Wedel & Crossfire Development Team
6	* Copyright (©) 1992,2007 Frank Tore Johansen	6	* Copyright (©) 1992 Frank Tore Johansen
7	*	7	*
8	* Deliantra is free software: you can redistribute it and/or modify	8	* Deliantra is free software: you can redistribute it and/or modify it under
9	* it under the terms of the GNU General Public License as published by	9	* the terms of the Affero GNU General Public License as published by the
10	* the Free Software Foundation, either version 3 of the License, or	10	* Free Software Foundation, either version 3 of the License, or (at your
11	* (at your option) any later version.	11	* 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 Affero GNU General Public License
19	* along with this program. If not, see <http://www.gnu.org/licenses/>.	19	* and the GNU General Public License along with this program. If not, see
		20	* <http://www.gnu.org/licenses/>.
20	*	21	*
21	* The authors can be reached via e-mail to <support@deliantra.net>	22	* The authors can be reached via e-mail to <support@deliantra.net>
22	*/	23	*/
23		24
24	#include <global.h>	25	#include <global.h>
25	#include <stdio.h>	26	#include <stdio.h>
26	#include <sys/types.h>	27	#include <sys/types.h>
27	#include <sys/uio.h>	28	#include <sys/uio.h>
28	#include <object.h>	29	#include <object.h>
29	#include <sproto.h>	30	#include <sproto.h>
30	#include <loader.h>
31		31
32	#include <bitset>	32	#include <bitset>
33		33
34	UUID UUID::cur;	34	UUID UUID::cur;
35	static uint64_t seq_next_save;	35	static uint64_t seq_next_save;
36	static const uint64 UUID_GAP = 1<<19;	36	static const uint64 UUID_GAP = 1<<19;
		37	uint32_t mapspace::smellcount = 10000;
37		38
38	objectvec objects;	39	objectvec objects;
39	activevec actives;	40	activevec actives;
		41
		42	freelist_item *object::freelist;
		43	uint32_t object::object_count;
		44	uint32_t object::free_count;
		45	uint32_t object::create_count;
		46	uint32_t object::destroy_count;
		47
		48	//+GPL
40		49
41	short freearr_x[SIZEOFFREE] = {	50	short freearr_x[SIZEOFFREE] = {
42	0,	51	0,
43	0, 1, 1, 1, 0, -1, -1, -1,	52	0, 1, 1, 1, 0, -1, -1, -1,
44	0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,	53	0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,
…		…
48	0,	57	0,
49	-1, -1, 0, 1, 1, 1, 0, -1,	58	-1, -1, 0, 1, 1, 1, 0, -1,
50	-2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2,	59	-2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2,
51	-3, -3, -3, -3, -2, -1, 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3	60	-3, -3, -3, -3, -2, -1, 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3
52	};	61	};
53	int maxfree[SIZEOFFREE] = {
54	0,
55	9, 10, 13, 14, 17, 18, 21, 22,
56	25, 26, 27, 30, 31, 32, 33, 36, 37, 39, 39, 42, 43, 44, 45, 48,
57	49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49
58	};
59	int freedir[SIZEOFFREE] = {	62	int freedir[SIZEOFFREE] = {
60	0,	63	0,
61	1, 2, 3, 4, 5, 6, 7, 8,	64	1, 2, 3, 4, 5, 6, 7, 8,
62	1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8,	65	1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8,
63	1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8	66	1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8
64	};	67	};
65		68
		69	static int maxfree[SIZEOFFREE] = {
		70	0,
		71	9, 10, 13, 14, 17, 18, 21, 22,
		72	25, 26, 27, 30, 31, 32, 33, 36, 37, 39, 39, 42, 43, 44, 45, 48,
		73	49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49
		74	};
		75
		76	const char *wall_suffix[16] = {
		77	"0",
		78	"1_3",
		79	"1_4",
		80	"2_1_2",
		81	"1_2",
		82	"2_2_4",
		83	"2_2_1",
		84	"3_1",
		85	"1_1",
		86	"2_2_3",
		87	"2_2_2",
		88	"3_3",
		89	"2_1_1",
		90	"3_4",
		91	"3_2",
		92	"4"
		93	};
		94
66	static void	95	static void
67	write_uuid (uval64 skip, bool sync)	96	write_uuid (uval64 skip, bool sync)
68	{	97	{
69	CALL_BEGIN (2);	98	CALL_BEGIN (2);
70	CALL_ARG_SV (newSVval64 (skip));	99	CALL_ARG_SV (newSVval64 (skip));
…		…
72	CALL_CALL ("cf::write_uuid", G_DISCARD);	101	CALL_CALL ("cf::write_uuid", G_DISCARD);
73	CALL_END;	102	CALL_END;
74	}	103	}
75		104
76	static void	105	static void
77	read_uuid (void)	106	read_uuid ()
78	{	107	{
79	char filename[MAX_BUF];	108	char filename[MAX_BUF];
80		109
81	sprintf (filename, "%s/uuid", settings.localdir);	110	sprintf (filename, "%s/uuid", settings.localdir);
82		111
…		…
96		125
97	LOG (llevError, "FATAL: cannot open %s for reading!\n", filename);	126	LOG (llevError, "FATAL: cannot open %s for reading!\n", filename);
98	_exit (1);	127	_exit (1);
99	}	128	}
100		129
101	UUID::BUF buf;	130	char buf [UUID::MAX_LEN];
102	buf[0] = 0;	131	buf[0] = 0;
103	fgets (buf, sizeof (buf), fp);	132	fgets (buf, sizeof (buf), fp);
104		133
105	if (!UUID::cur.parse (buf))	134	if (!UUID::cur.parse (buf))
106	{	135	{
…		…
133		162
134	void	163	void
135	UUID::init ()	164	UUID::init ()
136	{	165	{
137	read_uuid ();	166	read_uuid ();
		167	}
		168
		169	bool
		170	UUID::parse (const char *s)
		171	{
		172	if (*s++ != '<' || *s++ != '1' || *s++ != '.')
		173	return false;
		174
		175	seq = 0;
		176
		177	while (*s != '>')
		178	{
		179	if (*s < '0')
		180	return false;
		181
		182	// this gives nice branchless code with gcc
		183	assert ('0' < 'a' && '0' == 48 && 'a' == 97);
		184	int digit = (*s + (*s & 0x40 ? 9 : 0)) & 15;
		185
		186	seq = (seq << 4) | digit;
		187
		188	++s;
		189	}
		190
		191	return true;
		192	}
		193
		194	char *
		195	UUID::append (char *buf) const
		196	{
		197	*buf++ = '<';
		198	*buf++ = '1';
		199	*buf++ = '.';
		200
		201	uint64_t seq = this->seq;
		202	const int bits = 64;
		203	char nz = 0;
		204	static const char tohex [] = "0123456789abcdef";
		205
		206	// assert (len >= 3 + bits / 4 + 1 + 1);
		207	for (int i = bits / 4; --i; )
		208	{
		209	uint8_t digit = seq >> (bits - 4);
		210
		211	*buf = tohex [digit];
		212	nz |= digit;
		213	buf += nz ? 1 : 0;
		214	seq <<= 4;
		215	}
		216
		217	// last digit is special - always emit
		218	uint8_t digit = seq >> (bits - 4);
		219	*buf++ = tohex [digit];
		220
		221	*buf++ = '>';
		222
		223	return buf;
		224	}
		225
		226	char *
		227	UUID::c_str () const
		228	{
		229	static char buf [MAX_LEN];
		230	*append (buf) = 0;
		231	return buf;
138	}	232	}
139		233
140	/* Returns TRUE if every key_values in wants has a partner with the same value in has. */	234	/* Returns TRUE if every key_values in wants has a partner with the same value in has. */
141	static bool	235	static bool
142	compare_ob_value_lists_one (const object *wants, const object *has)	236	compare_ob_value_lists_one (const object *wants, const object *has)
…		…
178	* Improvements made with merge: Better checking on potion, and also	272	* Improvements made with merge: Better checking on potion, and also
179	* check weight	273	* check weight
180	*/	274	*/
181	bool object::can_merge_slow (object *ob1, object *ob2)	275	bool object::can_merge_slow (object *ob1, object *ob2)
182	{	276	{
183	/* A couple quicksanity checks */	277	/* A couple quick sanity checks */
184	if (ob1 == ob2	278	if (ob1 == ob2
185	|| ob1->type != ob2->type	279	|| ob1->type != ob2->type
186	|| ob1->speed != ob2->speed
187	|| ob1->value != ob2->value	280	|| ob1->value != ob2->value
188	|| ob1->name != ob2->name)	281	|| ob1->name != ob2->name
		282	|| fabs (ob1->speed - ob2->speed) >= MIN_ACTIVE_SPEED)
189	return 0;	283	return 0;
190		284
191	/* Do not merge objects if nrof would overflow. First part checks	285	/* Do not merge objects if nrof would overflow, assume nrof
192	* for unsigned overflow (2c), second part checks whether the result	286	* is always 0 .. 2**31-1 */
193	* would fit into a 32 bit signed int, which is often used to hold	287	if (ob1->nrof > 0x7fffffff - ob2->nrof)
194	* nrof values.
195	*/
196	if (~ob1->nrof < ob2->nrof || ob1->nrof + ob2->nrof > (1UL << 31))
197	return 0;	288	return 0;
198		289
199	/* If the objects have been identified, set the BEEN_APPLIED flag.	290	/* If the objects have been identified, set the BEEN_APPLIED flag.
200	* This is to the comparison of the flags below will be OK. We	291	* This is to the comparison of the flags below will be OK. We
201	* just can't ignore the been applied or identified flags, as they	292	* just can't ignore the been applied or identified flags, as they
202	* are not equal - just if it has been identified, the been_applied	293	* are not equal - just if it has been identified, the been_applied
203	* flags lose any meaning.	294	* flags lose any meaning.
204	*/	295	*/
205	if (QUERY_FLAG (ob1, FLAG_IDENTIFIED))	296	if (ob1->flag [FLAG_IDENTIFIED])
206	SET_FLAG (ob1, FLAG_BEEN_APPLIED);	297	ob1->set_flag (FLAG_BEEN_APPLIED);
207		298
208	if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))	299	if (ob2->flag [FLAG_IDENTIFIED])
209	SET_FLAG (ob2, FLAG_BEEN_APPLIED);	300	ob2->set_flag (FLAG_BEEN_APPLIED);
210		301
211	if (ob1->arch->name != ob2->arch->name	302	if (ob1->arch->archname != ob2->arch->archname
212	|| ob1->name != ob2->name	303	|| ob1->name != ob2->name
213	|| ob1->title != ob2->title	304	|| ob1->title != ob2->title
214	|| ob1->msg != ob2->msg	305	|| ob1->msg != ob2->msg
215	|| ob1->weight != ob2->weight	306	|| ob1->weight != ob2->weight
216	|| ob1->attacktype != ob2->attacktype	307	|| ob1->attacktype != ob2->attacktype
217	|| ob1->magic != ob2->magic	308	|| ob1->magic != ob2->magic
218	|| ob1->slaying != ob2->slaying	309	|| ob1->slaying != ob2->slaying
219	|| ob1->skill != ob2->skill	310	|| ob1->skill != ob2->skill
220	|| ob1->value != ob2->value	311	|| ob1->value != ob2->value
221	|| ob1->animation_id != ob2->animation_id	312	|| ob1->animation_id != ob2->animation_id
		313	|| (ob1->face != ob2->face && !ob1->animation_id) // face and animation are dependend on each other
222	|| ob1->client_type != ob2->client_type	314	|| ob1->client_type != ob2->client_type
223	|| ob1->materialname != ob2->materialname	315	|| ob1->material != ob2->material
224	|| ob1->lore != ob2->lore	316	|| ob1->lore != ob2->lore
225	|| ob1->subtype != ob2->subtype	317	|| ob1->subtype != ob2->subtype
226	|| ob1->move_type != ob2->move_type	318	|| ob1->move_type != ob2->move_type
227	|| ob1->move_block != ob2->move_block	319	|| ob1->move_block != ob2->move_block
228	|| ob1->move_allow != ob2->move_allow	320	|| ob1->move_allow != ob2->move_allow
229	|| ob1->move_on != ob2->move_on	321	|| ob1->move_on != ob2->move_on
230	|| ob1->move_off != ob2->move_off	322	|| ob1->move_off != ob2->move_off
231	|| ob1->move_slow != ob2->move_slow	323	|| ob1->move_slow != ob2->move_slow
232	|| ob1->move_slow_penalty != ob2->move_slow_penalty	324	|| fabs (ob1->move_slow_penalty - ob2->move_slow_penalty) >= (1.f / 1024.f)
233	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))	325	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
234	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))	326	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))
235	return 0;	327	return 0;
236		328
237	if ((ob1->flag ^ ob2->flag)	329	if ((ob1->flag ^ ob2->flag)
238	.reset (FLAG_INV_LOCKED)	330	.reset (FLAG_INV_LOCKED)
239	.reset (FLAG_CLIENT_SENT)
240	.reset (FLAG_REMOVED)	331	.reset (FLAG_REMOVED)
241	.any ())	332	.any ())
242	return 0;	333	return 0;
243		334
244	/* This is really a spellbook check - we should in general	335	/* This is really a spellbook check - we should in general
…		…
263		354
264	/* Don't merge objects that are applied. With the new 'body' code,	355	/* Don't merge objects that are applied. With the new 'body' code,
265	* it is possible for most any character to have more than one of	356	* it is possible for most any character to have more than one of
266	* some items equipped, and we don't want those to merge.	357	* some items equipped, and we don't want those to merge.
267	*/	358	*/
268	if (QUERY_FLAG (ob1, FLAG_APPLIED) || QUERY_FLAG (ob2, FLAG_APPLIED))	359	if (ob1->flag [FLAG_APPLIED] || ob2->flag [FLAG_APPLIED])
269	return 0;	360	return 0;
270		361
271	/* Note sure why the following is the case - either the object has to	362	/* Note sure why the following is the case - either the object has to
272	* be animated or have a very low speed. Is this an attempted monster	363	* be animated or have a very low speed. Is this an attempted monster
273	* check?	364	* check?
274	*/	365	*/
275	if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && ob1->has_active_speed ())	366	if (!ob1->flag [FLAG_ANIMATE] && ob1->has_active_speed ())
276	return 0;	367	return 0;
277		368
278	switch (ob1->type)	369	switch (ob1->type)
279	{	370	{
280	case SCROLL:	371	case SCROLL:
…		…
326	{	417	{
327	// see if we are in a container of sorts	418	// see if we are in a container of sorts
328	if (env)	419	if (env)
329	{	420	{
330	// the player inventory itself is always visible	421	// the player inventory itself is always visible
331	if (env->type == PLAYER)	422	if (env->is_player ())
332	return env;	423	return env;
333		424
334	// else a player could have our env open	425	// else a player could have our env open
335	object *envest = env->outer_env ();	426	object *envest = env->outer_env_or_self ();
336		427
337	// the player itself is always on a map, so we will find him here	428	// the player itself is always on a map, so we will find him here
338	// even if our inv is in a player.	429	// even if our inv is in a player.
339	if (envest->is_on_map ())	430	if (envest->is_on_map ())
340	if (object *pl = envest->ms ().player ())	431	if (object *pl = envest->ms ().player ())
341	if (pl->container == env)	432	if (pl->container_ () == env)
342	return pl;	433	return pl;
343	}	434	}
344	else	435	else
345	{	436	{
346	// maybe there is a player standing on the same mapspace	437	// maybe there is a player standing on the same mapspace
347	// this will catch the case where "this" is a player	438	// this will catch the case where "this" is a player
348	if (object *pl = ms ().player ())	439	if (object *pl = ms ().player ())
349	if (!pl->container || this == pl->container)	440	if ((pl->contr->ns && !pl->container_ () && !pl->contr->ns->update_look)
		441	|| pl->container_ () == this)
350	return pl;	442	return pl;
351	}	443	}
352	}	444	}
353		445
354	return 0;	446	return 0;
355	}	447	}
356		448
357	// adjust weight per container type ("of holding")	449	// adjust weight per container type ("of holding")
358	static sint32	450	static uint32
359	weight_adjust_for (object *op, sint32 weight)	451	weight_adjust_for (object *op, uint32 weight)
360	{	452	{
361	return op->type == CONTAINER	453	return op->type == CONTAINER
362	? lerp (weight, 0, 100, 0, 100 - op->stats.Str)	454	? weight - weight * op->stats.Str / 100
363	: weight;	455	: weight;
364	}	456	}
365		457
366	/*	458	/*
367	* adjust_weight(object, weight) adds the specified weight to an object,	459	* subtracts, then adds, the specified weight to an object,
368	* and also updates how much the environment(s) is/are carrying.	460	* and also updates how much the environment(s) is/are carrying.
369	*/	461	*/
370	static void	462	static void
371	adjust_weight (object *op, sint32 weight)	463	adjust_weight (object *op, sint32 sub, sint32 add)
372	{	464	{
373	while (op)	465	while (op)
374	{	466	{
375	// adjust by actual difference to account for rounding errors	467	sint32 ocarrying = op->carrying;
376	// i.e. (w2 - w1) / f != w2 / f - w1 / f and the latter is correct
377	weight = weight_adjust_for (op, op->carrying)
378	- weight_adjust_for (op, op->carrying - weight);
379		468
380	if (!weight)	469	op->carrying -= weight_adjust_for (op, sub);
381	return;	470	op->carrying += weight_adjust_for (op, add);
382
383	op->carrying += weight;
384		471
385	if (object *pl = op->visible_to ())	472	if (object *pl = op->visible_to ())
386	if (pl != op) // player is handled lazily	473	if (pl != op) // player is handled lazily
387	esrv_update_item (UPD_WEIGHT, pl, op);	474	esrv_update_item (UPD_WEIGHT, pl, op);
388		475
		476	sub = ocarrying;
		477	add = op->carrying;
		478
389	op = op->env;	479	op = op->env;
390	}	480	}
391	}	481	}
392		482
393	/*	483	/*
…		…
400	{	490	{
401	sint32 sum = 0;	491	sint32 sum = 0;
402		492
403	for (object *op = inv; op; op = op->below)	493	for (object *op = inv; op; op = op->below)
404	{	494	{
405	if (op->inv)
406	op->update_weight ();	495	op->update_weight ();
407		496
408	sum += op->total_weight ();	497	sum += weight_adjust_for (this, op->total_weight ());
409	}	498	}
410
411	sum = weight_adjust_for (this, sum);
412		499
413	if (sum != carrying)	500	if (sum != carrying)
414	{	501	{
		502	if (carrying != sum && carrying)//D
		503	LOG (llevDebug, "updating carrying got %ld, expected %ld (%s)\n",
		504	(long long)sum, (long long)carrying, debug_desc ());
		505
415	carrying = sum;	506	carrying = sum;
416		507
417	if (object *pl = visible_to ())	508	if (object *pl = visible_to ())
418	if (pl != this) // player is handled lazily	509	if (pl != this) // player is handled lazily
419	esrv_update_item (UPD_WEIGHT, pl, this);	510	esrv_update_item (UPD_WEIGHT, pl, this);
…		…
432	object_freezer freezer;	523	object_freezer freezer;
433	op->write (freezer);	524	op->write (freezer);
434	return freezer.as_string ();	525	return freezer.as_string ();
435	}	526	}
436		527
437	/*	528	char *
438	* get_nearest_part(multi-object, object 2) returns the part of the	529	object::as_string ()
439	* multi-object 1 which is closest to the second object.
440	* If it's not a multi-object, it is returned.
441	*/
442	object *
443	get_nearest_part (object *op, const object *pl)
444	{	530	{
445	object *tmp, *closest;	531	return dump_object (this);
446	int last_dist, i;
447
448	if (!op->more)
449	return op;
450
451	for (last_dist = distance (op, pl), closest = op, tmp = op->more;
452	tmp;
453	tmp = tmp->more)
454	if ((i = distance (tmp, pl)) < last_dist)
455	closest = tmp, last_dist = i;
456
457	return closest;
458	}	532	}
459		533
460	/*	534	/*
461	* Returns the object which has the count-variable equal to the argument.	535	* Returns the object which has the count-variable equal to the argument.
462	* VERRRY slow.	536	* VERRRY slow.
…		…
470		544
471	return 0;	545	return 0;
472	}	546	}
473		547
474	/*	548	/*
		549	* Returns the object which has the uuid equal to the argument.
		550	* MOAR VERRRY slow.
		551	*/
		552
		553	object *
		554	find_object_uuid (UUID i)
		555	{
		556	for_all_objects (op)
		557	if (op->uuid == i)
		558	return op;
		559
		560	return 0;
		561	}
		562
		563	/*
475	* Returns the first object which has a name equal to the argument.	564	* Returns the first object which has a name equal to the argument.
476	* Used only by the patch command, but not all that useful.	565	* Used only by the patch command, but not all that useful.
477	* Enables features like "patch <name-of-other-player> food 999"	566	* Enables features like "patch <name-of-other-player> food 999"
478	*/	567	*/
479	object *	568	object *
480	find_object_name (const char *str)	569	find_object_name (const char *str)
481	{	570	{
482	shstr_cmp str_ (str);	571	shstr_cmp str_ (str);
483	object *op;
484		572
		573	if (str_)
485	for_all_objects (op)	574	for_all_objects (op)
486	if (op->name == str_)	575	if (op->name == str_)
487	break;	576	return op;
488		577
489	return op;	578	return 0;
490	}	579	}
491		580
492	/*	581	/*
493	* Sets the owner and sets the skill and exp pointers to owner's current	582	* Sets the owner and sets the skill and exp pointers to owner's current
494	* skill and experience objects.	583	* skill and experience objects.
…		…
507	LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ());	596	LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ());
508	return;	597	return;
509	}	598	}
510		599
511	this->owner = owner;	600	this->owner = owner;
512	}
513
514	int
515	object::slottype () const
516	{
517	if (type == SKILL)
518	{
519	if (IS_COMBAT_SKILL (subtype)) return slot_combat;
520	if (IS_RANGED_SKILL (subtype)) return slot_ranged;
521	}
522	else
523	{
524	if (slot [body_combat].info) return slot_combat;
525	if (slot [body_range ].info) return slot_ranged;
526	}
527
528	return slot_none;
529	}
530
531	bool
532	object::change_weapon (object *ob)
533	{
534	if (current_weapon == ob)
535	return true;
536
537	if (chosen_skill)
538	chosen_skill->flag [FLAG_APPLIED] = false;
539
540	current_weapon = ob;
541	chosen_skill = !ob || ob->type == SKILL ? ob : find_skill_by_name (this, ob->skill);
542
543	if (chosen_skill)
544	chosen_skill->flag [FLAG_APPLIED] = true;
545
546	update_stats ();
547
548	if (ob)
549	{
550	// now check wether any body locations became invalid, in which case
551	// we cannot apply the weapon at the moment.
552	for (int i = 0; i < NUM_BODY_LOCATIONS; ++i)
553	if (slot[i].used < 0)
554	{
555	current_weapon = chosen_skill = 0;
556	update_stats ();
557
558	new_draw_info_format (NDI_UNIQUE, 0, this,
559	"You try to balance all your items at once, "
560	"but the %s is just too much for your body. "
561	"[You need to unapply some items first.]", &ob->name);
562	return false;
563	}
564
565	//new_draw_info_format (NDI_UNIQUE, 0, this, "You switch to your %s.", &ob->name);
566	}
567	else
568	;//new_draw_info_format (NDI_UNIQUE, 0, this, "You unwield your weapons.");
569
570	if (ob && !ob->flag [FLAG_APPLIED] && ob->type != SPELL)
571	{
572	LOG (llevError | logBacktrace, "%s changed to unapplied weapon %s",
573	&name, ob->debug_desc ());
574	return false;
575	}
576
577	return true;
578	}	601	}
579		602
580	/* Zero the key_values on op, decrementing the shared-string	603	/* Zero the key_values on op, decrementing the shared-string
581	* refcounts and freeing the links.	604	* refcounts and freeing the links.
582	*/	605	*/
…		…
635	tail = new_link;	658	tail = new_link;
636	}	659	}
637	}	660	}
638	}	661	}
639		662
640	if (speed < 0)	663	dst->activate ();
641	dst->speed_left -= rndm ();
642
643	dst->set_speed (dst->speed);
644	}	664	}
645		665
646	void	666	void
647	object::instantiate ()	667	object::instantiate ()
648	{	668	{
649	if (!uuid.seq) // HACK	669	if (!uuid.seq) // HACK
650	uuid = UUID::gen ();	670	uuid = UUID::gen ();
651		671
		672	// TODO: unclean state changes, should not be done in copy_to AND instantiate
		673	if (flag [FLAG_RANDOM_SPEED] && speed)
		674	speed_left = - speed - rndm (); // TODO animation
		675	else
652	speed_left = -0.1f;	676	speed_left = -1.;
		677
653	/* copy the body_info to the body_used - this is only really	678	/* copy the body_info to the body_used - this is only really
654	* need for monsters, but doesn't hurt to do it for everything.	679	* need for monsters, but doesn't hurt to do it for everything.
655	* by doing so, when a monster is created, it has good starting	680	* by doing so, when a monster is created, it has good starting
656	* values for the body_used info, so when items are created	681	* values for the body_used info, so when items are created
657	* for it, they can be properly equipped.	682	* for it, they can be properly equipped.
…		…
665	object *	690	object *
666	object::clone ()	691	object::clone ()
667	{	692	{
668	object *neu = create ();	693	object *neu = create ();
669	copy_to (neu);	694	copy_to (neu);
		695
		696	// TODO: unclean state changes, should not be done in clone AND instantiate
		697	if (neu->flag [FLAG_RANDOM_SPEED] && neu->speed)
		698	neu->speed_left = - neu->speed - rndm (); // TODO animation
		699
670	neu->map = map; // not copied by copy_to	700	neu->map = map; // not copied by copy_to
671	return neu;	701	return neu;
672	}	702	}
673		703
674	/*	704	/*
…		…
677	* be called to update the face variable, _and_ how it looks on the map.	707	* be called to update the face variable, _and_ how it looks on the map.
678	*/	708	*/
679	void	709	void
680	update_turn_face (object *op)	710	update_turn_face (object *op)
681	{	711	{
682	if (!QUERY_FLAG (op, FLAG_IS_TURNABLE) || !op->arch)	712	if (!op->flag [FLAG_IS_TURNABLE] || !op->arch)
683	return;	713	return;
684		714
685	SET_ANIMATION (op, op->direction);	715	SET_ANIMATION (op, op->direction);
686	update_object (op, UP_OBJ_FACE);	716	update_object (op, UP_OBJ_FACE);
687	}	717	}
…		…
692	* This function needs to be called whenever the speed of an object changes.	722	* This function needs to be called whenever the speed of an object changes.
693	*/	723	*/
694	void	724	void
695	object::set_speed (float speed)	725	object::set_speed (float speed)
696	{	726	{
697	if (flag [FLAG_FREED] && speed)
698	{
699	LOG (llevError, "Object %s is freed but has speed.\n", &name);
700	speed = 0;
701	}
702
703	this->speed = speed;	727	this->speed = speed;
704		728
705	if (has_active_speed ())	729	if (has_active_speed ())
706	activate ();	730	activate ();
707	else	731	else
…		…
757		781
758	if (!(m.flags_ & P_UPTODATE))	782	if (!(m.flags_ & P_UPTODATE))
759	/* nop */;	783	/* nop */;
760	else if (action == UP_OBJ_INSERT)	784	else if (action == UP_OBJ_INSERT)
761	{	785	{
		786	#if 0
762	// this is likely overkill, TODO: revisit (schmorp)	787	// this is likely overkill, TODO: revisit (schmorp)
763	if ((QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(m.flags_ & P_BLOCKSVIEW))	788	if ((op->flag [FLAG_BLOCKSVIEW] && !(m.flags_ & P_BLOCKSVIEW))
764	|| (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(m.flags_ & P_NO_MAGIC))	789	|| (op->flag [FLAG_NO_MAGIC] && !(m.flags_ & P_NO_MAGIC))
765	|| (op->type == PLAYER && !(m.flags_ & P_PLAYER))	790	|| (op->is_player () && !(m.flags_ & P_PLAYER))
766	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))	791	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))
767	|| (QUERY_FLAG (op, FLAG_ALIVE) && !(m.flags_ & P_IS_ALIVE))	792	|| (op->flag [FLAG_ALIVE] && !(m.flags_ & P_IS_ALIVE))
768	|| (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC))	793	|| (op->flag [FLAG_DAMNED] && !(m.flags_ & P_NO_CLERIC))
769	|| (m.move_on | op->move_on ) != m.move_on	794	|| (m.move_on | op->move_on ) != m.move_on
770	|| (m.move_off | op->move_off ) != m.move_off	795	|| (m.move_off | op->move_off ) != m.move_off
771	|| (m.move_slow | op->move_slow) != m.move_slow	796	|| (m.move_slow | op->move_slow) != m.move_slow
772	/* This isn't perfect, but I don't expect a lot of objects to	797	/* This isn't perfect, but I don't expect a lot of objects to
773	* to have move_allow right now.	798	* have move_allow right now.
774	*/	799	*/
775	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block	800	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block
		801	m.invalidate ();
		802	#else
776	|| 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp)	803	// the above is not strong enough a test to skip updating. los maybe? TODO (schmorp)
777	m.flags_ = 0;	804	m.invalidate ();
		805	#endif
778	}	806	}
779	/* if the object is being removed, we can't make intelligent	807	/* if the object is being removed, we can't make intelligent
780	* decisions, because remove_ob can't really pass the object	808	* decisions, because remove_ob can't really pass the object
781	* that is being removed.	809	* that is being removed.
782	*/	810	*/
783	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)	811	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)
784	m.flags_ = 0;	812	m.invalidate ();
785	else if (action == UP_OBJ_FACE)	813	else if (action == UP_OBJ_FACE)
786	/* Nothing to do for that case */ ;	814	/* Nothing to do for that case */ ;
787	else	815	else
788	LOG (llevError, "update_object called with invalid action: %d\n", action);	816	LOG (llevError, "update_object called with invalid action: %d\n", action);
789		817
…		…
791	update_object (op->more, action);	819	update_object (op->more, action);
792	}	820	}
793		821
794	object::object ()	822	object::object ()
795	{	823	{
796	SET_FLAG (this, FLAG_REMOVED);	824	this->set_flag (FLAG_REMOVED);
797		825
798	expmul = 1.0;	826	//expmul = 1.0; declared const for the time being
799	face = blank_face;	827	face = blank_face;
		828	material = MATERIAL_NULL;
800	}	829	}
801		830
802	object::~object ()	831	object::~object ()
803	{	832	{
804	unlink ();	833	unlink ();
805		834
806	free_key_values (this);	835	free_key_values (this);
807	}	836	}
808
809	static int object_count;
810		837
811	void object::link ()	838	void object::link ()
812	{	839	{
813	assert (!index);//D	840	assert (!index);//D
814	uuid = UUID::gen ();	841	uuid = UUID::gen ();
815	count = ++object_count;
816		842
817	refcnt_inc ();	843	refcnt_inc ();
818	objects.insert (this);	844	objects.insert (this);
		845
		846	++create_count;
		847
819	}	848	}
820		849
821	void object::unlink ()	850	void object::unlink ()
822	{	851	{
823	if (!index)	852	if (!index)
824	return;	853	return;
		854
		855	++destroy_count;
825		856
826	objects.erase (this);	857	objects.erase (this);
827	refcnt_dec ();	858	refcnt_dec ();
828	}	859	}
829		860
…		…
833	/* If already on active list, don't do anything */	864	/* If already on active list, don't do anything */
834	if (active)	865	if (active)
835	return;	866	return;
836		867
837	if (has_active_speed ())	868	if (has_active_speed ())
		869	{
		870	if (flag [FLAG_FREED])
		871	LOG (llevError | logBacktrace, "BUG: tried to activate freed object %s\n", debug_desc ());//D
		872
838	actives.insert (this);	873	actives.insert (this);
		874	}
839	}	875	}
840		876
841	void	877	void
842	object::activate_recursive ()	878	object::activate_recursive ()
843	{	879	{
…		…
904	* drop on that space.	940	* drop on that space.
905	*/	941	*/
906	if (!drop_to_ground	942	if (!drop_to_ground
907	|| !map	943	|| !map
908	|| map->in_memory != MAP_ACTIVE	944	|| map->in_memory != MAP_ACTIVE
909	|| map->nodrop	945	|| map->no_drop
910	|| ms ().move_block == MOVE_ALL)	946	|| ms ().move_block == MOVE_ALL)
911	{	947	{
912	while (inv)	948	while (inv)
913	{
914	inv->destroy_inv (false);
915	inv->destroy ();	949	inv->destroy ();
916	}
917	}	950	}
918	else	951	else
919	{ /* Put objects in inventory onto this space */	952	{ /* Put objects in inventory onto this space */
920	while (inv)	953	while (inv)
921	{	954	{
…		…
925	|| op->flag [FLAG_NO_DROP]	958	|| op->flag [FLAG_NO_DROP]
926	|| op->type == RUNE	959	|| op->type == RUNE
927	|| op->type == TRAP	960	|| op->type == TRAP
928	|| op->flag [FLAG_IS_A_TEMPLATE]	961	|| op->flag [FLAG_IS_A_TEMPLATE]
929	|| op->flag [FLAG_DESTROY_ON_DEATH])	962	|| op->flag [FLAG_DESTROY_ON_DEATH])
930	op->destroy (true);	963	op->destroy ();
931	else	964	else
932	map->insert (op, x, y);	965	map->insert (op, x, y);
933	}	966	}
934	}	967	}
935	}	968	}
936		969
		970	/*
		971	* Remove and free all objects in the inventory of the given object.
		972	* Unlike destroy_inv, this assumes the *this is destroyed as well
		973	* well, so we can (and have to!) take shortcuts.
		974	*/
		975	void
		976	object::destroy_inv_fast ()
		977	{
		978	while (object *op = inv)
		979	{
		980	// remove from object the fast way
		981	op->flag [FLAG_REMOVED] = true;
		982	op->env = 0;
		983	if ((inv = inv->below))
		984	inv->above = 0;
		985
		986	// then destroy
		987	op->destroy ();
		988	}
		989	}
		990
		991	void
		992	object::freelist_free (int count)
		993	{
		994	while (count-- && freelist)
		995	{
		996	freelist_item *next = freelist->next;
		997	// count is being "destroyed"
		998
		999	sfree ((char *)freelist, sizeof (object));
		1000
		1001	freelist = next;
		1002	--free_count;
		1003	}
		1004	}
		1005
		1006	object *
937	object *object::create ()	1007	object::create ()
938	{	1008	{
939	object *op = new object;	1009	object *op;
		1010
		1011	if (freelist)
		1012	{
		1013	freelist_item li = *freelist;
		1014	memset (freelist, 0, sizeof (object));
		1015
		1016	op = new (freelist) object;
		1017	op->count = li.count;
		1018
		1019	freelist = li.next;
		1020	--free_count;
		1021	}
		1022	else
		1023	{
		1024	void *ni = salloc0<char> (sizeof (object));
		1025
		1026	op = new(ni) object;
		1027
		1028	op->count = ++object_count;
		1029	}
		1030
940	op->link ();	1031	op->link ();
		1032
941	return op;	1033	return op;
942	}	1034	}
943		1035
		1036	void
		1037	object::do_delete ()
		1038	{
		1039	uint32_t count = this->count;
		1040
		1041	this->~object ();
		1042
		1043	freelist_item *li = (freelist_item *)this;
		1044	li->next = freelist;
		1045	li->count = count;
		1046
		1047	freelist = li;
		1048	++free_count;
		1049	}
		1050
944	static struct freed_map : maptile	1051	static struct freed_map : maptile
945	{	1052	{
946	freed_map ()	1053	freed_map ()
		1054	: maptile (3, 3)
947	{	1055	{
948	path = "<freed objects map>";	1056	path = "<freed objects map>";
949	name = "/internal/freed_objects_map";	1057	name = "/internal/freed_objects_map";
950	width = 3;
951	height = 3;
952	nodrop = 1;	1058	no_drop = 1;
		1059	no_reset = 1;
953		1060
954	alloc ();
955	in_memory = MAP_ACTIVE;	1061	in_memory = MAP_ACTIVE;
956	}	1062	}
957		1063
958	~freed_map ()	1064	~freed_map ()
959	{	1065	{
…		…
963		1069
964	void	1070	void
965	object::do_destroy ()	1071	object::do_destroy ()
966	{	1072	{
967	if (flag [FLAG_IS_LINKED])	1073	if (flag [FLAG_IS_LINKED])
968	remove_button_link (this);	1074	remove_link ();
969		1075
970	if (flag [FLAG_FRIENDLY])	1076	if (flag [FLAG_FRIENDLY])
971	remove_friendly_object (this);	1077	remove_friendly_object (this);
972		1078
973	remove ();	1079	remove ();
…		…
998	attacked_by = 0;	1104	attacked_by = 0;
999	current_weapon = 0;	1105	current_weapon = 0;
1000	}	1106	}
1001		1107
1002	void	1108	void
1003	object::destroy (bool destroy_inventory)	1109	object::destroy ()
1004	{	1110	{
1005	if (destroyed ())	1111	if (destroyed ())
1006	return;	1112	return;
1007		1113
1008	if (!is_head () && !head->destroyed ())	1114	if (!is_head () && !head->destroyed ())
1009	{	1115	{
1010	LOG (llevError | logBacktrace, "tried to destroy the tail of an object");	1116	LOG (llevError | logBacktrace, "tried to destroy the tail of an object");
1011	head->destroy (destroy_inventory);	1117	head->destroy ();
1012	return;	1118	return;
1013	}	1119	}
1014		1120
1015	destroy_inv (!destroy_inventory);	1121	destroy_inv_fast ();
1016		1122
1017	if (is_head ())	1123	if (is_head ())
1018	if (sound_destroy)	1124	if (sound_destroy)
1019	play_sound (sound_destroy);	1125	play_sound (sound_destroy);
1020	else if (flag [FLAG_MONSTER])	1126	else if (flag [FLAG_MONSTER])
…		…
1031	* the previous environment.	1137	* the previous environment.
1032	*/	1138	*/
1033	void	1139	void
1034	object::do_remove ()	1140	object::do_remove ()
1035	{	1141	{
1036	object *tmp, *last = 0;
1037	object *otmp;
1038
1039	if (flag [FLAG_REMOVED])	1142	if (flag [FLAG_REMOVED])
1040	return;	1143	return;
1041		1144
1042	INVOKE_OBJECT (REMOVE, this);	1145	INVOKE_OBJECT (REMOVE, this);
1043		1146
…		…
1055	flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed	1158	flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed
1056	if (object *pl = visible_to ())	1159	if (object *pl = visible_to ())
1057	esrv_del_item (pl->contr, count);	1160	esrv_del_item (pl->contr, count);
1058	flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed	1161	flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed
1059		1162
1060	adjust_weight (env, -total_weight ());	1163	adjust_weight (env, total_weight (), 0);
1061		1164
1062	*(above ? &above->below : &env->inv) = below;	1165	object *pl = in_player ();
1063
1064	if (below)
1065	below->above = above;
1066		1166
1067	/* we set up values so that it could be inserted into	1167	/* we set up values so that it could be inserted into
1068	* the map, but we don't actually do that - it is up	1168	* the map, but we don't actually do that - it is up
1069	* to the caller to decide what we want to do.	1169	* to the caller to decide what we want to do.
1070	*/	1170	*/
1071	map = env->map;	1171	map = env->map;
1072	x = env->x;	1172	x = env->x;
1073	y = env->y;	1173	y = env->y;
		1174
		1175	// make sure cmov optimisation is applicable
		1176	*(above ? &above->below : &env->inv) = below;
		1177	*(below ? &below->above : &above ) = above; // &above is just a dummy
		1178
1074	above = 0;	1179	above = 0;
1075	below = 0;	1180	below = 0;
1076	env = 0;	1181	env = 0;
1077		1182
1078	/* NO_FIX_PLAYER is set when a great many changes are being	1183	if (pl && pl->is_player ())
1079	* made to players inventory. If set, avoiding the call
1080	* to save cpu time.
1081	*/	1184	{
1082	if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))	1185	if (expect_false (pl->contr->combat_ob == this))
1083	otmp->update_stats ();	1186	{
		1187	pl->apply (pl->contr->combat_ob, AP_UNAPPLY | AP_IGNORE_CURSE);
		1188	pl->contr->combat_ob = 0;
		1189	if (pl->contr->ranged_ob) pl->apply (pl->contr->ranged_ob);
		1190	}
		1191
		1192	if (expect_false (pl->contr->ranged_ob == this))
		1193	{
		1194	pl->apply (pl->contr->ranged_ob, AP_UNAPPLY | AP_IGNORE_CURSE);
		1195	pl->contr->ranged_ob = 0;
		1196	if (pl->contr->combat_ob) pl->apply (pl->contr->combat_ob);
		1197	}
		1198
		1199	pl->contr->queue_stats_update ();
		1200
		1201	if (expect_false (glow_radius) && pl->is_on_map ())
		1202	update_all_los (pl->map, pl->x, pl->y);
		1203	}
1084	}	1204	}
1085	else if (map)	1205	else if (map)
1086	{	1206	{
1087	map->dirty = true;	1207	map->dirty = true;
1088	mapspace &ms = this->ms ();	1208	mapspace &ms = this->ms ();
1089		1209
1090	if (object *pl = ms.player ())	1210	if (object *pl = ms.player ())
1091	{	1211	{
1092	if (type == PLAYER) // this == pl(!)	1212	if (is_player ())
1093	{	1213	{
		1214	if (!flag [FLAG_WIZPASS])
		1215	ms.smell = ++mapspace::smellcount; // remember the smell of the player
		1216
1094	// leaving a spot always closes any open container on the ground	1217	// leaving a spot always closes any open container on the ground
1095	if (container && !container->env)	1218	if (container && !container->env)
1096	// this causes spurious floorbox updates, but it ensures	1219	// this causes spurious floorbox updates, but it ensures
1097	// that the CLOSE event is being sent.	1220	// that the CLOSE event is being sent.
1098	close_container ();	1221	close_container ();
1099		1222
1100	--map->players;	1223	--map->players;
1101	map->touch ();	1224	map->touch ();
1102	}	1225	}
1103	else if (pl->container == this)	1226	else if (pl->container_ () == this)
1104	{	1227	{
1105	// removing a container should close it	1228	// removing a container should close it
1106	close_container ();	1229	close_container ();
1107	}	1230	}
1108		1231	else
1109	esrv_del_item (pl->contr, count);	1232	esrv_del_item (pl->contr, count);
1110	}	1233	}
1111		1234
1112	/* link the object above us */	1235	/* link the object above us */
1113	if (above)	1236	// re-link, make sure compiler can easily use cmove
1114	above->below = below;	1237	*(above ? &above->below : &ms.top) = below;
1115	else	1238	*(below ? &below->above : &ms.bot) = above;
1116	ms.top = below; /* we were top, set new top */
1117
1118	/* Relink the object below us, if there is one */
1119	if (below)
1120	below->above = above;
1121	else
1122	ms.bot = above;
1123		1239
1124	above = 0;	1240	above = 0;
1125	below = 0;	1241	below = 0;
1126		1242
		1243	ms.invalidate ();
		1244
1127	if (map->in_memory == MAP_SAVING)	1245	if (map->in_memory == MAP_SAVING)
1128	return;	1246	return;
1129		1247
1130	int check_walk_off = !flag [FLAG_NO_APPLY];	1248	int check_walk_off = !flag [FLAG_NO_APPLY];
1131		1249
1132	if (object *pl = ms.player ())	1250	if (object *pl = ms.player ())
1133	{	1251	{
1134	if (pl->container == this)	1252	if (pl->container_ () == this)
1135	/* If a container that the player is currently using somehow gets	1253	/* If a container that the player is currently using somehow gets
1136	* removed (most likely destroyed), update the player view	1254	* removed (most likely destroyed), update the player view
1137	* appropriately.	1255	* appropriately.
1138	*/	1256	*/
1139	pl->close_container ();	1257	pl->close_container ();
…		…
1143	//TODO: update floorbox to preserve ordering	1261	//TODO: update floorbox to preserve ordering
1144	if (pl->contr->ns)	1262	if (pl->contr->ns)
1145	pl->contr->ns->floorbox_update ();	1263	pl->contr->ns->floorbox_update ();
1146	}	1264	}
1147		1265
		1266	if (check_walk_off)
1148	for (tmp = ms.bot; tmp; tmp = tmp->above)	1267	for (object *above, *tmp = ms.bot; tmp; tmp = above)
1149	{	1268	{
		1269	above = tmp->above;
		1270
1150	/* No point updating the players look faces if he is the object	1271	/* No point updating the players look faces if he is the object
1151	* being removed.	1272	* being removed.
1152	*/	1273	*/
1153		1274
1154	/* See if object moving off should effect something */	1275	/* See if object moving off should effect something */
1155	if (check_walk_off
1156	&& ((move_type & tmp->move_off)	1276	if ((move_type & tmp->move_off)
1157	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))	1277	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0)
1158	{
1159	move_apply (tmp, this, 0);	1278	move_apply (tmp, this, 0);
1160
1161	if (destroyed ())
1162	LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1163	}	1279	}
1164		1280
1165	last = tmp;	1281	if (affects_los ())
1166	}
1167
1168	/* last == NULL if there are no objects on this space */
1169	//TODO: this makes little sense, why only update the topmost object?
1170	if (!last)
1171	map->at (x, y).flags_ = 0;
1172	else
1173	update_object (last, UP_OBJ_REMOVE);
1174
1175	if (flag [FLAG_BLOCKSVIEW] || glow_radius)
1176	update_all_los (map, x, y);	1282	update_all_los (map, x, y);
1177	}	1283	}
1178	}	1284	}
1179		1285
1180	/*	1286	/*
…		…
1204	esrv_update_item (UPD_NROF, pl, top);	1310	esrv_update_item (UPD_NROF, pl, top);
1205		1311
1206	op->weight = 0; // cancel the addition above	1312	op->weight = 0; // cancel the addition above
1207	op->carrying = 0; // must be 0 already	1313	op->carrying = 0; // must be 0 already
1208		1314
1209	op->destroy (1);	1315	op->destroy ();
1210		1316
1211	return top;	1317	return top;
1212	}	1318	}
1213		1319
1214	return 0;	1320	return 0;
…		…
1222		1328
1223	object *prev = this;	1329	object *prev = this;
1224		1330
1225	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)	1331	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)
1226	{	1332	{
1227	object *op = arch_to_object (at);	1333	object *op = at->instance ();
1228		1334
1229	op->name = name;	1335	op->name = name;
1230	op->name_pl = name_pl;	1336	op->name_pl = name_pl;
1231	op->title = title;	1337	op->title = title;
1232		1338
…		…
1242	* job preparing multi-part monsters.	1348	* job preparing multi-part monsters.
1243	*/	1349	*/
1244	object *	1350	object *
1245	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)	1351	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1246	{	1352	{
		1353	op->remove ();
		1354
1247	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)	1355	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)
1248	{	1356	{
1249	tmp->x = x + tmp->arch->x;	1357	tmp->x = x + tmp->arch->x;
1250	tmp->y = y + tmp->arch->y;	1358	tmp->y = y + tmp->arch->y;
1251	}	1359	}
…		…
1268	* Passing 0 for flag gives proper default values, so flag really only needs	1376	* Passing 0 for flag gives proper default values, so flag really only needs
1269	* to be set if special handling is needed.	1377	* to be set if special handling is needed.
1270	*	1378	*
1271	* Return value:	1379	* Return value:
1272	* new object if 'op' was merged with other object	1380	* new object if 'op' was merged with other object
1273	* NULL if 'op' was destroyed	1381	* NULL if there was an error (destroyed, blocked etc.)
1274	* just 'op' otherwise	1382	* just 'op' otherwise
1275	*/	1383	*/
1276	object *	1384	object *
1277	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)	1385	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1278	{	1386	{
1279	assert (!op->flag [FLAG_FREED]);
1280
1281	op->remove ();	1387	op->remove ();
		1388
		1389	if (m == &freed_map)//D TODO: remove soon
		1390	{//D
		1391	LOG (llevError | logBacktrace, "tries to insret object on freed objects map: %s", op->debug_desc ());//D
		1392	}//D
1282		1393
1283	/* Ideally, the caller figures this out. However, it complicates a lot	1394	/* Ideally, the caller figures this out. However, it complicates a lot
1284	* of areas of callers (eg, anything that uses find_free_spot would now	1395	* of areas of callers (eg, anything that uses find_free_spot would now
1285	* need extra work	1396	* need extra work
1286	*/	1397	*/
		1398	maptile *newmap = m;
1287	if (!xy_normalise (m, op->x, op->y))	1399	if (!xy_normalise (newmap, op->x, op->y))
1288	{	1400	{
1289	op->head_ ()->destroy (1);// remove head_ once all tail object destroyers found	1401	op->head_ ()->destroy ();// remove head_ once all tail object destroyers found
1290	return 0;	1402	return 0;
1291	}	1403	}
1292		1404
1293	if (object *more = op->more)	1405	if (object *more = op->more)
1294	if (!insert_ob_in_map (more, m, originator, flag))	1406	if (!insert_ob_in_map (more, m, originator, flag))
1295	return 0;	1407	return 0;
1296		1408
1297	CLEAR_FLAG (op, FLAG_REMOVED);	1409	op->flag [FLAG_REMOVED] = false;
1298		1410	op->env = 0;
1299	op->map = m;	1411	op->map = newmap;
		1412
1300	mapspace &ms = op->ms ();	1413	mapspace &ms = op->ms ();
1301		1414
1302	/* this has to be done after we translate the coordinates.	1415	/* this has to be done after we translate the coordinates.
1303	*/	1416	*/
1304	if (op->nrof && !(flag & INS_NO_MERGE))	1417	if (op->nrof && !(flag & INS_NO_MERGE))
1305	for (object *tmp = ms.bot; tmp; tmp = tmp->above)	1418	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1306	if (object::can_merge (op, tmp))	1419	if (object::can_merge (op, tmp))
1307	{	1420	{
1308	// TODO: we atcually want to update tmp, not op,	1421	// TODO: we actually want to update tmp, not op,
1309	// but some caller surely breaks when we return tmp	1422	// but some caller surely breaks when we return tmp
1310	// from here :/	1423	// from here :/
1311	op->nrof += tmp->nrof;	1424	op->nrof += tmp->nrof;
1312	tmp->destroy (1);	1425	tmp->destroy ();
1313	}	1426	}
1314		1427
1315	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */	1428	op->clr_flag (FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
1316	CLEAR_FLAG (op, FLAG_INV_LOCKED);	1429	op->clr_flag (FLAG_INV_LOCKED);
1317		1430
1318	if (!QUERY_FLAG (op, FLAG_ALIVE))	1431	if (!op->flag [FLAG_ALIVE])
1319	CLEAR_FLAG (op, FLAG_NO_STEAL);	1432	op->clr_flag (FLAG_NO_STEAL);
1320		1433
1321	if (flag & INS_BELOW_ORIGINATOR)	1434	if (flag & INS_BELOW_ORIGINATOR)
1322	{	1435	{
1323	if (originator->map != op->map || originator->x != op->x || originator->y != op->y)	1436	if (originator->map != op->map || originator->x != op->x || originator->y != op->y)
1324	{	1437	{
1325	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");	1438	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");
1326	abort ();	1439	abort ();
1327	}	1440	}
1328		1441
		1442	if (!originator->is_on_map ())
		1443	{
		1444	LOG (llevError, "insert_ob_in_map(%s) called with INS_BELOW_ORIGINATOR when originator '%s' not on map",
		1445	op->debug_desc (), originator->debug_desc ());
		1446	abort ();
		1447	}
		1448
1329	op->above = originator;	1449	op->above = originator;
1330	op->below = originator->below;	1450	op->below = originator->below;
1331
1332	if (op->below)
1333	op->below->above = op;
1334	else
1335	ms.bot = op;
1336
1337	/* since *below* originator, no need to update top */
1338	originator->below = op;	1451	originator->below = op;
		1452
		1453	*(op->below ? &op->below->above : &ms.bot) = op;
1339	}	1454	}
1340	else	1455	else
1341	{	1456	{
1342	object *top, *floor = NULL;	1457	object *floor = 0;
1343		1458	object *top = ms.top;
1344	top = ms.bot;
1345		1459
1346	/* If there are other objects, then */	1460	/* If there are other objects, then */
1347	if (top)	1461	if (top)
1348	{	1462	{
1349	object *last = 0;
1350
1351	/*	1463	/*
1352	* If there are multiple objects on this space, we do some trickier handling.	1464	* If there are multiple objects on this space, we do some trickier handling.
1353	* We've already dealt with merging if appropriate.	1465	* We've already dealt with merging if appropriate.
1354	* Generally, we want to put the new object on top. But if	1466	* Generally, we want to put the new object on top. But if
1355	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last	1467	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last
…		…
1358	* once we get to them. This reduces the need to traverse over all of	1470	* once we get to them. This reduces the need to traverse over all of
1359	* them when adding another one - this saves quite a bit of cpu time	1471	* them when adding another one - this saves quite a bit of cpu time
1360	* when lots of spells are cast in one area. Currently, it is presumed	1472	* when lots of spells are cast in one area. Currently, it is presumed
1361	* that flying non pickable objects are spell objects.	1473	* that flying non pickable objects are spell objects.
1362	*/	1474	*/
1363	for (top = ms.bot; top; top = top->above)	1475	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1364	{	1476	{
1365	if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))	1477	if (tmp->flag [FLAG_IS_FLOOR] || tmp->flag [FLAG_OVERLAY_FLOOR])
1366	floor = top;	1478	floor = tmp;
1367		1479
1368	if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))	1480	if (tmp->flag [FLAG_NO_PICK] && (tmp->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !tmp->flag [FLAG_IS_FLOOR])
1369	{	1481	{
1370	/* We insert above top, so we want this object below this */	1482	/* We insert above top, so we want this object below this */
1371	top = top->below;	1483	top = tmp->below;
1372	break;	1484	break;
1373	}	1485	}
1374		1486
1375	last = top;	1487	top = tmp;
1376	}	1488	}
1377
1378	/* Don't want top to be NULL, so set it to the last valid object */
1379	top = last;
1380		1489
1381	/* We let update_position deal with figuring out what the space	1490	/* We let update_position deal with figuring out what the space
1382	* looks like instead of lots of conditions here.	1491	* looks like instead of lots of conditions here.
1383	* makes things faster, and effectively the same result.	1492	* makes things faster, and effectively the same result.
1384	*/	1493	*/
…		…
1391	*/	1500	*/
1392	if (!(flag & INS_ON_TOP)	1501	if (!(flag & INS_ON_TOP)
1393	&& ms.flags () & P_BLOCKSVIEW	1502	&& ms.flags () & P_BLOCKSVIEW
1394	&& (op->face && !faces [op->face].visibility))	1503	&& (op->face && !faces [op->face].visibility))
1395	{	1504	{
		1505	object *last;
		1506
1396	for (last = top; last != floor; last = last->below)	1507	for (last = top; last != floor; last = last->below)
1397	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))	1508	if (last->flag [FLAG_BLOCKSVIEW] && (last->type != EXIT))
1398	break;	1509	break;
1399		1510
1400	/* Check to see if we found the object that blocks view,	1511	/* Check to see if we found the object that blocks view,
1401	* and make sure we have a below pointer for it so that	1512	* and make sure we have a below pointer for it so that
1402	* we can get inserted below this one, which requires we	1513	* we can get inserted below this one, which requires we
…		…
1408	} /* If objects on this space */	1519	} /* If objects on this space */
1409		1520
1410	if (flag & INS_ABOVE_FLOOR_ONLY)	1521	if (flag & INS_ABOVE_FLOOR_ONLY)
1411	top = floor;	1522	top = floor;
1412		1523
1413	/* Top is the object that our object (op) is going to get inserted above.	1524	// insert object above top, or bottom-most if top = 0
1414	*/
1415
1416	/* First object on this space */
1417	if (!top)	1525	if (!top)
1418	{	1526	{
		1527	op->below = 0;
1419	op->above = ms.bot;	1528	op->above = ms.bot;
1420
1421	if (op->above)
1422	op->above->below = op;
1423
1424	op->below = 0;
1425	ms.bot = op;	1529	ms.bot = op;
		1530
		1531	*(op->above ? &op->above->below : &ms.top) = op;
1426	}	1532	}
1427	else	1533	else
1428	{ /* get inserted into the stack above top */	1534	{
1429	op->above = top->above;	1535	op->above = top->above;
1430
1431	if (op->above)
1432	op->above->below = op;	1536	top->above = op;
1433		1537
1434	op->below = top;	1538	op->below = top;
1435	top->above = op;	1539	*(op->above ? &op->above->below : &ms.top) = op;
1436	}	1540	}
		1541	}
1437		1542
1438	if (!op->above)	1543	if (op->is_player ())
1439	ms.top = op;
1440	} /* else not INS_BELOW_ORIGINATOR */
1441
1442	if (op->type == PLAYER)
1443	{	1544	{
1444	op->contr->do_los = 1;	1545	op->contr->do_los = 1;
1445	++op->map->players;	1546	++op->map->players;
1446	op->map->touch ();	1547	op->map->touch ();
1447	}	1548	}
…		…
1462	* be far away from this change and not affected in any way -	1563	* be far away from this change and not affected in any way -
1463	* this should get redone to only look for players within range,	1564	* this should get redone to only look for players within range,
1464	* or just updating the P_UPTODATE for spaces within this area	1565	* or just updating the P_UPTODATE for spaces within this area
1465	* of effect may be sufficient.	1566	* of effect may be sufficient.
1466	*/	1567	*/
1467	if (op->map->darkness && (op->glow_radius != 0))	1568	if (op->affects_los ())
		1569	{
		1570	op->ms ().invalidate ();
1468	update_all_los (op->map, op->x, op->y);	1571	update_all_los (op->map, op->x, op->y);
		1572	}
1469		1573
1470	/* updates flags (blocked, alive, no magic, etc) for this map space */	1574	/* updates flags (blocked, alive, no magic, etc) for this map space */
1471	update_object (op, UP_OBJ_INSERT);	1575	update_object (op, UP_OBJ_INSERT);
1472		1576
1473	INVOKE_OBJECT (INSERT, op);	1577	INVOKE_OBJECT (INSERT, op);
…		…
1480	* blocked() and wall() work properly), and these flags are updated by	1584	* blocked() and wall() work properly), and these flags are updated by
1481	* update_object().	1585	* update_object().
1482	*/	1586	*/
1483		1587
1484	/* if this is not the head or flag has been passed, don't check walk on status */	1588	/* if this is not the head or flag has been passed, don't check walk on status */
1485	if (!(flag & INS_NO_WALK_ON) && op->head_ () == op)	1589	if (!(flag & INS_NO_WALK_ON) && op->is_head ())
1486	{	1590	{
1487	if (check_move_on (op, originator))	1591	if (check_move_on (op, originator, flag))
1488	return 0;	1592	return 0;
1489		1593
1490	/* If we are a multi part object, lets work our way through the check	1594	/* If we are a multi part object, let's work our way through the check
1491	* walk on's.	1595	* walk on's.
1492	*/	1596	*/
1493	for (object *tmp = op->more; tmp; tmp = tmp->more)	1597	for (object *tmp = op->more; tmp; tmp = tmp->more)
1494	if (check_move_on (tmp, originator))	1598	if (check_move_on (tmp, originator, flag))
1495	return 0;	1599	return 0;
1496	}	1600	}
1497		1601
1498	return op;	1602	return op;
1499	}	1603	}
…		…
1501	/* this function inserts an object in the map, but if it	1605	/* this function inserts an object in the map, but if it
1502	* finds an object of its own type, it'll remove that one first.	1606	* finds an object of its own type, it'll remove that one first.
1503	* op is the object to insert it under: supplies x and the map.	1607	* op is the object to insert it under: supplies x and the map.
1504	*/	1608	*/
1505	void	1609	void
1506	replace_insert_ob_in_map (const char *arch_string, object *op)	1610	replace_insert_ob_in_map (shstr_tmp archname, object *op)
1507	{	1611	{
1508	/* first search for itself and remove any old instances */	1612	/* first search for itself and remove any old instances */
1509		1613
1510	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)	1614	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
1511	if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */	1615	if (tmp->arch->archname == archname) /* same archetype */
1512	tmp->destroy (1);	1616	tmp->destroy ();
1513		1617
1514	object *tmp = arch_to_object (archetype::find (arch_string));	1618	object *tmp = archetype::find (archname)->instance ();
1515		1619
1516	tmp->x = op->x;	1620	tmp->x = op->x;
1517	tmp->y = op->y;	1621	tmp->y = op->y;
1518		1622
1519	insert_ob_in_map (tmp, op->map, op, 0);	1623	insert_ob_in_map (tmp, op->map, op, 0);
…		…
1524	{	1628	{
1525	if (where->env)	1629	if (where->env)
1526	return where->env->insert (this);	1630	return where->env->insert (this);
1527	else	1631	else
1528	return where->map->insert (this, where->x, where->y, originator, flags);	1632	return where->map->insert (this, where->x, where->y, originator, flags);
		1633	}
		1634
		1635	// check whether we can put this into the map, respect max_volume, max_items
		1636	bool
		1637	object::can_drop_at (maptile *m, int x, int y, object *originator)
		1638	{
		1639	mapspace &ms = m->at (x, y);
		1640
		1641	int items = ms.items ();
		1642
		1643	if (!items // testing !items ensures we can drop at least one item
		1644	|| (items < m->max_items
		1645	&& ms.volume () < m->max_volume))
		1646	return true;
		1647
		1648	if (originator && originator->is_player ())
		1649	originator->contr->failmsgf (
		1650	"No matter how hard you try, you just cannot put the %s here H<Try to remove some items from the floor first.>",
		1651	query_name ()
		1652	);
		1653
		1654	return false;
1529	}	1655	}
1530		1656
1531	/*	1657	/*
1532	* decrease(object, number) decreases a specified number from	1658	* decrease(object, number) decreases a specified number from
1533	* the amount of an object. If the amount reaches 0, the object	1659	* the amount of an object. If the amount reaches 0, the object
…		…
1541	if (!nr)	1667	if (!nr)
1542	return true;	1668	return true;
1543		1669
1544	nr = min (nr, nrof);	1670	nr = min (nr, nrof);
1545		1671
		1672	if (nrof > nr)
		1673	{
		1674	sint64 oweight = total_weight ();
		1675
1546	nrof -= nr;	1676	nrof -= nr;
1547
1548	if (nrof)
1549	{
1550	adjust_weight (env, -weight * nr); // carrying == 0
1551		1677
1552	if (object *pl = visible_to ())	1678	if (object *pl = visible_to ())
1553	esrv_update_item (UPD_NROF, pl, this);	1679	esrv_update_item (UPD_NROF, pl, this);
1554		1680
		1681	adjust_weight (env, oweight, total_weight ());
		1682
1555	return true;	1683	return true;
1556	}	1684	}
1557	else	1685	else
1558	{	1686	{
1559	destroy (1);	1687	destroy ();
1560	return false;	1688	return false;
1561	}	1689	}
1562	}	1690	}
1563		1691
1564	/*	1692	/*
…		…
1633	if (op->nrof)	1761	if (op->nrof)
1634	for (object *tmp = inv; tmp; tmp = tmp->below)	1762	for (object *tmp = inv; tmp; tmp = tmp->below)
1635	if (object::can_merge (tmp, op))	1763	if (object::can_merge (tmp, op))
1636	{	1764	{
1637	/* return the original object and remove inserted object	1765	/* return the original object and remove inserted object
1638	(client needs the original object) */	1766	(client prefers the original object) */
		1767
		1768	// carring must be 0 for mergable objects
		1769	sint64 oweight = tmp->weight * tmp->nrof;
		1770
1639	tmp->nrof += op->nrof;	1771	tmp->nrof += op->nrof;
1640		1772
1641	if (object *pl = tmp->visible_to ())	1773	if (object *pl = tmp->visible_to ())
1642	esrv_update_item (UPD_NROF, pl, tmp);	1774	esrv_update_item (UPD_NROF, pl, tmp);
1643		1775
1644	adjust_weight (this, op->total_weight ());	1776	adjust_weight (this, oweight, tmp->weight * tmp->nrof);
1645		1777
1646	op->destroy (1);	1778	op->destroy ();
1647	op = tmp;	1779	op = tmp;
1648	goto inserted;	1780	goto inserted;
1649	}	1781	}
1650		1782
1651	op->owner = 0; // it's his/hers now. period.	1783	op->owner = 0; // it's his/hers now. period.
…		…
1665	op->flag [FLAG_REMOVED] = 0;	1797	op->flag [FLAG_REMOVED] = 0;
1666		1798
1667	if (object *pl = op->visible_to ())	1799	if (object *pl = op->visible_to ())
1668	esrv_send_item (pl, op);	1800	esrv_send_item (pl, op);
1669		1801
1670	adjust_weight (this, op->total_weight ());	1802	adjust_weight (this, 0, op->total_weight ());
1671		1803
1672	inserted:	1804	inserted:
1673	/* reset the light list and los of the players on the map */	1805	/* reset the light list and los of the players on the map */
1674	if (op->glow_radius && map && map->darkness)	1806	if (op->glow_radius && is_on_map ())
		1807	{
		1808	update_stats ();
1675	update_all_los (map, x, y);	1809	update_all_los (map, x, y);
1676		1810	}
		1811	else if (is_player ())
1677	// if this is a player's inventory, update stats	1812	// if this is a player's inventory, update stats
1678	if (type == PLAYER && !flag [FLAG_NO_FIX_PLAYER])	1813	contr->queue_stats_update ();
1679	update_stats ();
1680		1814
1681	INVOKE_OBJECT (INSERT, this);	1815	INVOKE_OBJECT (INSERT, this);
1682		1816
1683	return op;	1817	return op;
1684	}	1818	}
…		…
1702	* MSW 2001-07-08: Check all objects on space, not just those below	1836	* MSW 2001-07-08: Check all objects on space, not just those below
1703	* object being inserted. insert_ob_in_map may not put new objects	1837	* object being inserted. insert_ob_in_map may not put new objects
1704	* on top.	1838	* on top.
1705	*/	1839	*/
1706	int	1840	int
1707	check_move_on (object *op, object *originator)	1841	check_move_on (object *op, object *originator, int flags)
1708	{	1842	{
		1843	if (op->flag [FLAG_NO_APPLY])
		1844	return 0;
		1845
1709	object *tmp;	1846	object *tmp;
1710	maptile *m = op->map;	1847	maptile *m = op->map;
1711	int x = op->x, y = op->y;	1848	int x = op->x, y = op->y;
1712		1849
1713	MoveType move_on, move_slow, move_block;	1850	mapspace &ms = m->at (x, y);
1714		1851
1715	if (QUERY_FLAG (op, FLAG_NO_APPLY))	1852	ms.update ();
1716	return 0;
1717		1853
1718	move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y);	1854	MoveType move_on = ms.move_on;
1719	move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y);	1855	MoveType move_slow = ms.move_slow;
1720	move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y);	1856	MoveType move_block = ms.move_block;
1721		1857
1722	/* if nothing on this space will slow op down or be applied,	1858	/* if nothing on this space will slow op down or be applied,
1723	* no need to do checking below. have to make sure move_type	1859	* no need to do checking below. have to make sure move_type
1724	* is set, as lots of objects don't have it set - we treat that	1860	* is set, as lots of objects don't have it set - we treat that
1725	* as walking.	1861	* as walking.
…		…
1736	return 0;	1872	return 0;
1737		1873
1738	/* The objects have to be checked from top to bottom.	1874	/* The objects have to be checked from top to bottom.
1739	* Hence, we first go to the top:	1875	* Hence, we first go to the top:
1740	*/	1876	*/
1741		1877	for (object *next, *tmp = ms.top; tmp; tmp = next)
1742	for (tmp = op->ms ().bot; tmp && tmp->above; tmp = tmp->above)
1743	{
1744	/* Trim the search when we find the first other spell effect
1745	* this helps performance so that if a space has 50 spell objects,
1746	* we don't need to check all of them.
1747	*/
1748	if ((tmp->move_type & MOVE_FLY_LOW) && QUERY_FLAG (tmp, FLAG_NO_PICK))
1749	break;
1750	}	1878	{
		1879	next = tmp->below;
1751		1880
1752	for (; tmp; tmp = tmp->below)
1753	{
1754	if (tmp == op)	1881	if (tmp == op)
1755	continue; /* Can't apply yourself */	1882	continue; /* Can't apply yourself */
1756		1883
1757	/* Check to see if one of the movement types should be slowed down.	1884	/* Check to see if one of the movement types should be slowed down.
1758	* Second check makes sure that the movement types not being slowed	1885	* Second check makes sure that the movement types not being slowed
1759	* (~slow_move) is not blocked on this space - just because the	1886	* (~slow_move) is not blocked on this space - just because the
1760	* space doesn't slow down swimming (for example), if you can't actually	1887	* space doesn't slow down swimming (for example), if you can't actually
1761	* swim on that space, can't use it to avoid the penalty.	1888	* swim on that space, can't use it to avoid the penalty.
1762	*/	1889	*/
1763	if (!QUERY_FLAG (op, FLAG_WIZPASS))	1890	if (!op->flag [FLAG_WIZPASS])
1764	{	1891	{
1765	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||	1892	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||
1766	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))	1893	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))
1767	{	1894	{
1768
1769	float
1770	diff = tmp->move_slow_penalty * fabs (op->speed);	1895	float diff = tmp->move_slow_penalty * fabs (op->speed);
1771		1896
1772	if (op->type == PLAYER)	1897	if (op->is_player ())
1773	if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||	1898	if ((tmp->flag [FLAG_IS_HILLY ] && find_skill_by_number (op, SK_CLIMBING)) ||
1774	(QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))	1899	(tmp->flag [FLAG_IS_WOODED] && find_skill_by_number (op, SK_WOODSMAN)))
1775	diff /= 4.0;	1900	diff /= 4.0;
1776		1901
1777	op->speed_left -= diff;	1902	op->speed_left -= diff;
1778	}	1903	}
1779	}	1904	}
1780		1905
1781	/* Basically same logic as above, except now for actual apply. */	1906	/* Basically same logic as above, except now for actual apply. */
1782	if ((!op->move_type && tmp->move_on & MOVE_WALK) ||	1907	if ((!op->move_type && tmp->move_on & MOVE_WALK) ||
1783	((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0))	1908	((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0))
1784	{	1909	{
		1910	if ((flags & INS_NO_AUTO_EXIT)
		1911	&& (tmp->type == EXIT || tmp->type == TELEPORTER
		1912	|| tmp->type == HOLE || tmp->type == TRAPDOOR)) //TODO: temporary, fix exits instead
		1913	continue;
		1914
1785	move_apply (tmp, op, originator);	1915	move_apply (tmp, op, originator);
1786		1916
1787	if (op->destroyed ())	1917	if (op->destroyed ())
1788	return 1;	1918	return 1;
1789		1919
…		…
1901	void	2031	void
1902	flag_inv (object *op, int flag)	2032	flag_inv (object *op, int flag)
1903	{	2033	{
1904	for (object *tmp = op->inv; tmp; tmp = tmp->below)	2034	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1905	{	2035	{
1906	SET_FLAG (tmp, flag);	2036	tmp->set_flag (flag);
1907	flag_inv (tmp, flag);	2037	flag_inv (tmp, flag);
1908	}	2038	}
1909	}	2039	}
1910		2040
1911	/*	2041	/*
…		…
1914	void	2044	void
1915	unflag_inv (object *op, int flag)	2045	unflag_inv (object *op, int flag)
1916	{	2046	{
1917	for (object *tmp = op->inv; tmp; tmp = tmp->below)	2047	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1918	{	2048	{
1919	CLEAR_FLAG (tmp, flag);	2049	tmp->clr_flag (flag);
1920	unflag_inv (tmp, flag);	2050	unflag_inv (tmp, flag);
1921	}	2051	}
1922	}	2052	}
1923		2053
1924	/*	2054	/*
…		…
1985	* head of the object should correspond for the entire object.	2115	* head of the object should correspond for the entire object.
1986	*/	2116	*/
1987	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))	2117	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))
1988	continue;	2118	continue;
1989		2119
1990	if (ob->blocked (m, pos.x, pos.y))	2120	if (ob->blocked (pos.m, pos.x, pos.y))
1991	continue;	2121	continue;
1992		2122
1993	altern [index++] = i;	2123	altern [index++] = i;
1994	}	2124	}
1995		2125
…		…
2063	* there is capable of.	2193	* there is capable of.
2064	*/	2194	*/
2065	int	2195	int
2066	find_dir (maptile *m, int x, int y, object *exclude)	2196	find_dir (maptile *m, int x, int y, object *exclude)
2067	{	2197	{
2068	int i, max = SIZEOFFREE, mflags;	2198	int max = SIZEOFFREE, mflags;
2069
2070	sint16 nx, ny;
2071	object *tmp;
2072	maptile *mp;
2073
2074	MoveType blocked, move_type;	2199	MoveType move_type;
2075		2200
2076	if (exclude && exclude->head_ () != exclude)	2201	if (exclude && exclude->head_ () != exclude)
2077	{	2202	{
2078	exclude = exclude->head;	2203	exclude = exclude->head;
2079	move_type = exclude->move_type;	2204	move_type = exclude->move_type;
…		…
2082	{	2207	{
2083	/* If we don't have anything, presume it can use all movement types. */	2208	/* If we don't have anything, presume it can use all movement types. */
2084	move_type = MOVE_ALL;	2209	move_type = MOVE_ALL;
2085	}	2210	}
2086		2211
2087	for (i = 1; i < max; i++)	2212	for (int i = 1; i < max; i++)
2088	{	2213	{
2089	mp = m;	2214	mapxy pos (m, x, y);
2090	nx = x + freearr_x[i];	2215	pos.move (i);
2091	ny = y + freearr_y[i];
2092		2216
2093	mflags = get_map_flags (m, &mp, nx, ny, &nx, &ny);	2217	if (!pos.normalise ())
2094
2095	if (mflags & P_OUT_OF_MAP)
2096	max = maxfree[i];	2218	max = maxfree[i];
2097	else	2219	else
2098	{	2220	{
2099	mapspace &ms = mp->at (nx, ny);	2221	mapspace &ms = *pos;
2100		2222
2101	blocked = ms.move_block;
2102
2103	if ((move_type & blocked) == move_type)	2223	if ((move_type & ms.move_block) == move_type)
2104	max = maxfree[i];	2224	max = maxfree [i];
2105	else if (mflags & P_IS_ALIVE)	2225	else if (ms.flags () & P_IS_ALIVE)
2106	{	2226	{
2107	for (tmp = ms.bot; tmp; tmp = tmp->above)	2227	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
2108	if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)	2228	if ((tmp->flag [FLAG_MONSTER] || tmp->is_player ())
2109	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))	2229	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))
2110	break;
2111
2112	if (tmp)
2113	return freedir[i];	2230	return freedir [i];
2114	}	2231	}
2115	}	2232	}
2116	}	2233	}
2117		2234
2118	return 0;	2235	return 0;
…		…
2127	{	2244	{
2128	return (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);	2245	return (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);
2129	}	2246	}
2130		2247
2131	/*	2248	/*
2132	* find_dir_2(delta-x,delta-y) will return a direction in which	2249	* find_dir_2(delta-x,delta-y) will return a direction value
2133	* an object which has subtracted the x and y coordinates of another	2250	* for running into direct [dx, dy].
2134	* object, needs to travel toward it.	2251	* (the opposite of crossfire's find_dir_2!)
2135	*/	2252	*/
2136	int	2253	int
2137	find_dir_2 (int x, int y)	2254	find_dir_2 (int x, int y)
2138	{	2255	{
		2256	#if 1 // new algorithm
		2257	// this works by putting x, y into 16 sectors, which
		2258	// are not equal sized, but are a better approximation
		2259	// then the old algorithm, and then using a mapping
		2260	// table to map it into a direction value.
		2261	// basically, it maps these comparisons to each bit
		2262	// bit #3: x < 0
		2263	// bit #2: y < 0
		2264	// bit #1: x > y
		2265	// bit #0: x > 2y
		2266
		2267	static const uint8 dir[16] = {
		2268	4, 5, 4, 3,
		2269	2, 1, 2, 3,
		2270	6, 5, 6, 7,
		2271	8, 1, 8, 7,
		2272	};
		2273	int sector = 0;
		2274
		2275	// this is a bit ugly, but more likely to result in branchless code
		2276	sector |= x < 0 ? 8 : 0;
		2277	x = x < 0 ? -x : x; // abs
		2278
		2279	sector |= y < 0 ? 4 : 0;
		2280	y = y < 0 ? -y : y; // abs
		2281
		2282	if (x > y)
		2283	{
		2284	sector |= 2;
		2285
		2286	if (x > y * 2)
		2287	sector |= 1;
		2288	}
		2289	else
		2290	{
		2291	if (y > x * 2)
		2292	sector |= 1;
		2293	else if (!y)
		2294	return 0; // x == 0 here
		2295	}
		2296
		2297	return dir [sector];
		2298	#else // old algorithm
2139	int q;	2299	int q;
2140		2300
2141	if (y)	2301	if (y)
2142	q = x * 100 / y;	2302	q = 128 * x / y;
2143	else if (x)	2303	else if (x)
2144	q = -300 * x;	2304	q = -512 * x; // to make it > 309
2145	else	2305	else
2146	return 0;	2306	return 0;
2147		2307
2148	if (y > 0)	2308	if (y > 0)
2149	{	2309	{
2150	if (q < -242)	2310	if (q < -309) return 7;
		2311	if (q < -52) return 6;
		2312	if (q < 52) return 5;
		2313	if (q < 309) return 4;
		2314
2151	return 3;	2315	return 3;
2152	if (q < -41)	2316	}
2153	return 2;	2317	else
2154	if (q < 41)	2318	{
2155	return 1;	2319	if (q < -309) return 3;
2156	if (q < 242)	2320	if (q < -52) return 2;
2157	return 8;	2321	if (q < 52) return 1;
		2322	if (q < 309) return 8;
		2323
2158	return 7;	2324	return 7;
2159	}	2325	}
2160		2326	#endif
2161	if (q < -242)
2162	return 7;
2163	if (q < -41)
2164	return 6;
2165	if (q < 41)
2166	return 5;
2167	if (q < 242)
2168	return 4;
2169
2170	return 3;
2171	}	2327	}
2172		2328
2173	/*	2329	/*
2174	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is	2330	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is
2175	* between two directions (which are expected to be absolute (see absdir())	2331	* between two directions (which are expected to be absolute (see absdir())
2176	*/	2332	*/
2177	int	2333	int
2178	dirdiff (int dir1, int dir2)	2334	dirdiff (int dir1, int dir2)
2179	{	2335	{
2180	int d;
2181
2182	d = abs (dir1 - dir2);	2336	int d = abs (dir1 - dir2);
2183	if (d > 4)
2184	d = 8 - d;
2185		2337
2186	return d;	2338	return d > 4 ? 8 - d : d;
2187	}	2339	}
2188		2340
2189	/* peterm:	2341	/* peterm:
2190	* do LOS stuff for ball lightning. Go after the closest VISIBLE monster.	2342	* do LOS stuff for ball lightning. Go after the closest VISIBLE monster.
2191	* Basically, this is a table of directions, and what directions	2343	* Basically, this is a table of directions, and what directions
…		…
2193	* This basically means that if direction is 15, then it could either go	2345	* This basically means that if direction is 15, then it could either go
2194	* direction 4, 14, or 16 to get back to where we are.	2346	* direction 4, 14, or 16 to get back to where we are.
2195	* Moved from spell_util.c to object.c with the other related direction	2347	* Moved from spell_util.c to object.c with the other related direction
2196	* functions.	2348	* functions.
2197	*/	2349	*/
2198	int reduction_dir[SIZEOFFREE][3] = {	2350	static const int reduction_dir[SIZEOFFREE][3] = {
2199	{0, 0, 0}, /* 0 */	2351	{0, 0, 0}, /* 0 */
2200	{0, 0, 0}, /* 1 */	2352	{0, 0, 0}, /* 1 */
2201	{0, 0, 0}, /* 2 */	2353	{0, 0, 0}, /* 2 */
2202	{0, 0, 0}, /* 3 */	2354	{0, 0, 0}, /* 3 */
2203	{0, 0, 0}, /* 4 */	2355	{0, 0, 0}, /* 4 */
…		…
2297	* Add a check so we can't pick up invisible objects (0.93.8)	2449	* Add a check so we can't pick up invisible objects (0.93.8)
2298	*/	2450	*/
2299	int	2451	int
2300	can_pick (const object *who, const object *item)	2452	can_pick (const object *who, const object *item)
2301	{	2453	{
2302	return /*QUERY_FLAG(who,FLAG_WIZ)|| */	2454	return /*who->flag [FLAG_WIZ]|| */
2303	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&	2455	(item->weight > 0 && !item->flag [FLAG_NO_PICK] &&
2304	!QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->type == PLAYER || item->weight < who->weight / 3));	2456	!item->flag [FLAG_ALIVE] && !item->invisible && (who->is_player () || item->weight < who->weight / 3));
2305	}	2457	}
2306		2458
2307	/*	2459	/*
2308	* create clone from object to another	2460	* create clone from object to another
2309	*/	2461	*/
…		…
2341	return tmp;	2493	return tmp;
2342		2494
2343	return 0;	2495	return 0;
2344	}	2496	}
2345		2497
2346	const shstr &	2498	shstr_tmp
2347	object::kv_get (const shstr &key) const	2499	object::kv_get (shstr_tmp key) const
2348	{	2500	{
2349	for (key_value *kv = key_values; kv; kv = kv->next)	2501	for (key_value *kv = key_values; kv; kv = kv->next)
2350	if (kv->key == key)	2502	if (kv->key == key)
2351	return kv->value;	2503	return kv->value;
2352		2504
2353	return shstr_null;	2505	return shstr ();
2354	}	2506	}
2355		2507
2356	void	2508	void
2357	object::kv_set (const shstr &key, const shstr &value)	2509	object::kv_set (shstr_tmp key, shstr_tmp value)
2358	{	2510	{
2359	for (key_value *kv = key_values; kv; kv = kv->next)	2511	for (key_value *kv = key_values; kv; kv = kv->next)
2360	if (kv->key == key)	2512	if (kv->key == key)
2361	{	2513	{
2362	kv->value = value;	2514	kv->value = value;
…		…
2371		2523
2372	key_values = kv;	2524	key_values = kv;
2373	}	2525	}
2374		2526
2375	void	2527	void
2376	object::kv_del (const shstr &key)	2528	object::kv_del (shstr_tmp key)
2377	{	2529	{
2378	for (key_value **kvp = &key_values; *kvp; kvp = &(*kvp)->next)	2530	for (key_value **kvp = &key_values; *kvp; kvp = &(*kvp)->next)
2379	if ((*kvp)->key == key)	2531	if ((*kvp)->key == key)
2380	{	2532	{
2381	key_value *kv = *kvp;	2533	key_value *kv = *kvp;
…		…
2440	{	2592	{
2441	char flagdesc[512];	2593	char flagdesc[512];
2442	char info2[256 * 4];	2594	char info2[256 * 4];
2443	char *p = info;	2595	char *p = info;
2444		2596
2445	p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s,flags:[%s],type:%d}",	2597	p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s%s,flags:[%s],type:%d}",
2446	count,	2598	count,
2447	uuid.c_str (),	2599	uuid.c_str (),
2448	&name,	2600	&name,
2449	title ? "\",title:\"" : "",	2601	title ? ",title:\"" : "",
2450	title ? (const char *)title : "",	2602	title ? (const char *)title : "",
		2603	title ? "\"" : "",
2451	flag_desc (flagdesc, 512), type);	2604	flag_desc (flagdesc, 512), type);
2452		2605
2453	if (!flag[FLAG_REMOVED] && env)	2606	if (!flag[FLAG_REMOVED] && env)
2454	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));	2607	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2455		2608
…		…
2471	struct region *	2624	struct region *
2472	object::region () const	2625	object::region () const
2473	{	2626	{
2474	return map ? map->region (x, y)	2627	return map ? map->region (x, y)
2475	: region::default_region ();	2628	: region::default_region ();
2476	}
2477
2478	const materialtype_t *
2479	object::dominant_material () const
2480	{
2481	if (materialtype_t *mt = name_to_material (materialname))
2482	return mt;
2483
2484	return name_to_material (shstr_unknown);
2485	}	2629	}
2486		2630
2487	void	2631	void
2488	object::open_container (object *new_container)	2632	object::open_container (object *new_container)
2489	{	2633	{
…		…
2511	container = 0;	2655	container = 0;
2512		2656
2513	// client needs item update to make it work, client bug requires this to be separate	2657	// client needs item update to make it work, client bug requires this to be separate
2514	esrv_update_item (UPD_FLAGS, this, old_container);	2658	esrv_update_item (UPD_FLAGS, this, old_container);
2515		2659
2516	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));	2660	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", old_container->query_name ());
2517	play_sound (sound_find ("chest_close"));	2661	play_sound (sound_find ("chest_close"));
2518	}	2662	}
2519		2663
2520	if (new_container)	2664	if (new_container)
2521	{	2665	{
…		…
2525	// TODO: this does not seem to serve any purpose anymore?	2669	// TODO: this does not seem to serve any purpose anymore?
2526	#if 0	2670	#if 0
2527	// insert the "Close Container" object.	2671	// insert the "Close Container" object.
2528	if (archetype *closer = new_container->other_arch)	2672	if (archetype *closer = new_container->other_arch)
2529	{	2673	{
2530	object *closer = arch_to_object (new_container->other_arch);	2674	object *closer = new_container->other_arch->instance ();
2531	closer->flag [FLAG_NO_MAP_SAVE] = 1;	2675	closer->flag [FLAG_NO_MAP_SAVE] = 1;
2532	new_container->insert (closer);	2676	new_container->insert (closer);
2533	}	2677	}
2534	#endif	2678	#endif
2535		2679
2536	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));	2680	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", new_container->query_name ());
2537		2681
2538	// make sure the container is available, client bug requires this to be separate	2682	// make sure the container is available, client bug requires this to be separate
2539	esrv_send_item (this, new_container);	2683	esrv_send_item (this, new_container);
2540		2684
2541	new_container->flag [FLAG_APPLIED] = true;	2685	new_container->flag [FLAG_APPLIED] = true;
…		…
2549	// else if (!old_container->env && contr && contr->ns)	2693	// else if (!old_container->env && contr && contr->ns)
2550	// contr->ns->floorbox_reset ();	2694	// contr->ns->floorbox_reset ();
2551	}	2695	}
2552		2696
2553	object *	2697	object *
2554	object::force_find (const shstr name)	2698	object::force_find (shstr_tmp name)
2555	{	2699	{
2556	/* cycle through his inventory to look for the MARK we want to	2700	/* cycle through his inventory to look for the MARK we want to
2557	* place	2701	* place
2558	*/	2702	*/
2559	for (object *tmp = inv; tmp; tmp = tmp->below)	2703	for (object *tmp = inv; tmp; tmp = tmp->below)
…		…
2561	return splay (tmp);	2705	return splay (tmp);
2562		2706
2563	return 0;	2707	return 0;
2564	}	2708	}
2565		2709
		2710	//-GPL
		2711
2566	void	2712	void
		2713	object::force_set_timer (int duration)
		2714	{
		2715	this->duration = 1;
		2716	this->speed_left = -1.f;
		2717
		2718	this->set_speed (duration ? 1.f / duration : 0.f);
		2719	}
		2720
		2721	object *
2567	object::force_add (const shstr name, int duration)	2722	object::force_add (shstr_tmp name, int duration)
2568	{	2723	{
2569	if (object *force = force_find (name))	2724	if (object *force = force_find (name))
2570	force->destroy ();	2725	force->destroy ();
2571		2726
2572	object *force = get_archetype (FORCE_NAME);	2727	object *force = get_archetype (FORCE_NAME);
2573		2728
2574	force->slaying = name;	2729	force->slaying = name;
2575	force->stats.food = 1;	2730	force->force_set_timer (duration);
2576	force->speed_left = -1.f;
2577
2578	force->set_speed (duration ? 1.f / duration : 0.f);
2579	force->flag [FLAG_IS_USED_UP] = true;
2580	force->flag [FLAG_APPLIED] = true;	2731	force->flag [FLAG_APPLIED] = true;
2581		2732
2582	insert (force);	2733	return insert (force);
2583	}	2734	}
2584		2735
2585	void	2736	void
2586	object::play_sound (faceidx sound)	2737	object::play_sound (faceidx sound) const
2587	{	2738	{
2588	if (!sound)	2739	if (!sound)
2589	return;	2740	return;
2590		2741
2591	if (flag [FLAG_REMOVED])	2742	if (is_on_map ())
		2743	map->play_sound (sound, x, y);
		2744	else if (object *pl = in_player ())
		2745	pl->contr->play_sound (sound);
		2746	}
		2747
		2748	void
		2749	object::say_msg (const char *msg) const
		2750	{
		2751	if (is_on_map ())
		2752	map->say_msg (msg, x, y);
		2753	else if (object *pl = in_player ())
		2754	pl->contr->play_sound (sound);
		2755	}
		2756
		2757	void
		2758	object::make_noise ()
		2759	{
		2760	// we do not model noise in the map, so instead put
		2761	// a temporary light into the noise source
		2762	// could use the map instead, but that's less reliable for our
		2763	// goal, which is to make invisibility a bit harder to exploit
		2764
		2765	// currently only works sensibly for players
		2766	if (!is_player ())
2592	return;	2767	return;
2593		2768
2594	if (env)	2769	// find old force, or create new one
2595	{	2770	object *force = force_find (shstr_noise_force);
2596	if (object *pl = in_player ())	2771
2597	pl->contr->play_sound (sound);	2772	if (force)
2598	}	2773	force->speed_left = -1.f; // patch old speed up
2599	else	2774	else
2600	map->play_sound (sound, x, y);	2775	{
2601	}	2776	force = archetype::get (shstr_noise_force);
2602		2777
		2778	force->slaying = shstr_noise_force;
		2779	force->stats.food = 1;
		2780	force->speed_left = -1.f;
		2781
		2782	force->set_speed (1.f / 4.f);
		2783	force->flag [FLAG_IS_USED_UP] = true;
		2784	force->flag [FLAG_APPLIED] = true;
		2785
		2786	insert (force);
		2787	}
		2788	}
		2789
		2790	void object::change_move_type (MoveType mt)
		2791	{
		2792	if (move_type == mt)
		2793	return;
		2794
		2795	if (is_on_map ())
		2796	{
		2797	// we are on the map, so handle move_on/off effects
		2798	remove ();
		2799	move_type = mt;
		2800	map->insert (this, x, y, this);
		2801	}
		2802	else
		2803	move_type = mt;
		2804	}
		2805
		2806	/* object should be a player.
		2807	* we return the object the player has marked with the 'mark' command
		2808	* below. If no match is found (or object has changed), we return
		2809	* NULL. We leave it up to the calling function to print messages if
		2810	* nothing is found.
		2811	*/
		2812	object *
		2813	object::mark () const
		2814	{
		2815	if (contr && contr->mark && contr->mark->env == this)
		2816	return contr->mark;
		2817	else
		2818	return 0;
		2819	}
		2820
		2821	// put marked object first in the inventory
		2822	// this is used by identify-like spells so players can influence
		2823	// the order a bit.
		2824	void
		2825	object::splay_marked ()
		2826	{
		2827	if (object *marked = mark ())
		2828	splay (marked);
		2829	}
		2830

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