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Comparing deliantra/server/common/object.C (file contents):
Revision 1.241 by root, Wed May 7 19:19:09 2008 UTC vs.
Revision 1.353 by root, Fri Jan 27 22:00:39 2012 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 (©) 2005,2006,2007,2008,2009,2010,2011,2012 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)
143	{	237	{
144	/* n-squared behaviour (see kv_get), but I'm hoping both	238	/* n-squared behaviour (see kv.get), but I'm hoping both
145	* objects with lists are rare, and lists stay short. If not, use a	239	* objects with lists are rare, and lists stay short. If not, use a
146	* different structure or at least keep the lists sorted...	240	* different structure or at least keep the lists sorted...
147	*/	241	*/
148		242
149	/* For each field in wants, */	243	/* For each field in wants, */
150	for (key_value *kv = wants->key_values; kv; kv = kv->next)	244	for (key_value *kv = wants->kv.first; kv; kv = kv->next)
151	if (has->kv_get (kv->key) != kv->value)	245	if (has->kv.get (kv->key) != kv->value)
152	return false;	246	return false;
153		247
154	/* If we get here, every field in wants has a matching field in has. */	248	/* If we get here, every field in wants has a matching field in has. */
155	return true;	249	return true;
156	}	250	}
…		…
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	|| ob1->custom_name != ob2->custom_name
		283	|| fabs (ob1->speed - ob2->speed) >= MIN_ACTIVE_SPEED)
189	return 0;	284	return 0;
190		285
191	/* Do not merge objects if nrof would overflow. First part checks	286	/* Do not merge objects if nrof would overflow, assume nrof
192	* for unsigned overflow (2c), second part checks whether the result	287	* is always 0 .. 2**31-1 */
193	* would fit into a 32 bit signed int, which is often used to hold	288	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;	289	return 0;
198		290
199	/* If the objects have been identified, set the BEEN_APPLIED flag.	291	/* 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	292	* 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	293	* 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	294	* are not equal - just if it has been identified, the been_applied
203	* flags lose any meaning.	295	* flags lose any meaning.
204	*/	296	*/
205	if (QUERY_FLAG (ob1, FLAG_IDENTIFIED))	297	if (ob1->flag [FLAG_IDENTIFIED])
206	SET_FLAG (ob1, FLAG_BEEN_APPLIED);	298	ob1->set_flag (FLAG_BEEN_APPLIED);
207		299
208	if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))	300	if (ob2->flag [FLAG_IDENTIFIED])
209	SET_FLAG (ob2, FLAG_BEEN_APPLIED);	301	ob2->set_flag (FLAG_BEEN_APPLIED);
210		302
211	if (ob1->arch->name != ob2->arch->name	303	if (ob1->arch->archname != ob2->arch->archname
212	|| ob1->name != ob2->name	304	|| ob1->name != ob2->name
213	|| ob1->title != ob2->title	305	|| ob1->title != ob2->title
214	|| ob1->msg != ob2->msg	306	|| ob1->msg != ob2->msg
215	|| ob1->weight != ob2->weight	307	|| ob1->weight != ob2->weight
216	|| ob1->attacktype != ob2->attacktype	308	|| ob1->attacktype != ob2->attacktype
217	|| ob1->magic != ob2->magic	309	|| ob1->magic != ob2->magic
218	|| ob1->slaying != ob2->slaying	310	|| ob1->slaying != ob2->slaying
219	|| ob1->skill != ob2->skill	311	|| ob1->skill != ob2->skill
220	|| ob1->value != ob2->value	312	|| ob1->value != ob2->value
221	|| ob1->animation_id != ob2->animation_id	313	|| ob1->animation_id != ob2->animation_id
		314	|| (ob1->face != ob2->face && !ob1->animation_id) // face and animation are dependend on each other
222	|| ob1->client_type != ob2->client_type	315	|| ob1->client_type != ob2->client_type
223	|| ob1->materialname != ob2->materialname	316	|| ob1->material != ob2->material
224	|| ob1->lore != ob2->lore	317	|| ob1->lore != ob2->lore
225	|| ob1->subtype != ob2->subtype	318	|| ob1->subtype != ob2->subtype
226	|| ob1->move_type != ob2->move_type	319	|| ob1->move_type != ob2->move_type
227	|| ob1->move_block != ob2->move_block	320	|| ob1->move_block != ob2->move_block
228	|| ob1->move_allow != ob2->move_allow	321	|| ob1->move_allow != ob2->move_allow
229	|| ob1->move_on != ob2->move_on	322	|| ob1->move_on != ob2->move_on
230	|| ob1->move_off != ob2->move_off	323	|| ob1->move_off != ob2->move_off
231	|| ob1->move_slow != ob2->move_slow	324	|| ob1->move_slow != ob2->move_slow
232	|| ob1->move_slow_penalty != ob2->move_slow_penalty	325	|| fabs (ob1->move_slow_penalty - ob2->move_slow_penalty) >= (1.f / 1024.f)
233	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))	326	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
234	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))	327	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))
235	return 0;	328	return 0;
236		329
237	if ((ob1->flag ^ ob2->flag)	330	if ((ob1->flag ^ ob2->flag)
238	.reset (FLAG_INV_LOCKED)	331	.reset (FLAG_INV_LOCKED)
239	.reset (FLAG_CLIENT_SENT)
240	.reset (FLAG_REMOVED)	332	.reset (FLAG_REMOVED)
241	.any ())	333	.any ())
242	return 0;	334	return 0;
243		335
244	/* This is really a spellbook check - we should in general	336	/* This is really a spellbook check - we should in general
…		…
263		355
264	/* Don't merge objects that are applied. With the new 'body' code,	356	/* 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	357	* 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.	358	* some items equipped, and we don't want those to merge.
267	*/	359	*/
268	if (QUERY_FLAG (ob1, FLAG_APPLIED) || QUERY_FLAG (ob2, FLAG_APPLIED))	360	if (ob1->flag [FLAG_APPLIED] || ob2->flag [FLAG_APPLIED])
269	return 0;	361	return 0;
270		362
271	/* Note sure why the following is the case - either the object has to	363	/* 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	364	* be animated or have a very low speed. Is this an attempted monster
273	* check?	365	* check?
274	*/	366	*/
275	if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && ob1->has_active_speed ())	367	if (!ob1->flag [FLAG_ANIMATE] && ob1->has_active_speed ())
276	return 0;	368	return 0;
277		369
278	switch (ob1->type)	370	switch (ob1->type)
279	{	371	{
280	case SCROLL:	372	case SCROLL:
281	if (ob1->level != ob2->level)	373	if (ob1->level != ob2->level)
282	return 0;	374	return 0;
283	break;	375	break;
284	}	376	}
285		377
286	if (ob1->key_values || ob2->key_values)	378	if (!ob1->kv.empty () || !ob2->kv.empty ())
287	{	379	{
288	/* At least one of these has key_values. */	380	/* At least one of these has key_values. */
289	if ((!ob1->key_values) != (!ob2->key_values))	381	if (ob1->kv.empty () != ob2->kv.empty ())
290	return 0; /* One has fields, but the other one doesn't. */	382	return 0; /* One has fields, but the other one doesn't. */
291		383
292	if (!compare_ob_value_lists (ob1, ob2))	384	if (!compare_ob_value_lists (ob1, ob2))
293	return 0;	385	return 0;
294	}	386	}
…		…
326	{	418	{
327	// see if we are in a container of sorts	419	// see if we are in a container of sorts
328	if (env)	420	if (env)
329	{	421	{
330	// the player inventory itself is always visible	422	// the player inventory itself is always visible
331	if (env->type == PLAYER)	423	if (env->is_player ())
332	return env;	424	return env;
333		425
334	// else a player could have our env open	426	// else a player could have our env open
335	object *envest = env->outer_env ();	427	object *envest = env->outer_env_or_self ();
336		428
337	// the player itself is always on a map, so we will find him here	429	// the player itself is always on a map, so we will find him here
338	// even if our inv is in a player.	430	// even if our inv is in a player.
339	if (envest->is_on_map ())	431	if (envest->is_on_map ())
340	if (object *pl = envest->ms ().player ())	432	if (object *pl = envest->ms ().player ())
341	if (pl->container == env)	433	if (pl->container_ () == env)
342	return pl;	434	return pl;
343	}	435	}
344	else	436	else
345	{	437	{
346	// maybe there is a player standing on the same mapspace	438	// maybe there is a player standing on the same mapspace
347	// this will catch the case where "this" is a player	439	// this will catch the case where "this" is a player
348	if (object *pl = ms ().player ())	440	if (object *pl = ms ().player ())
349	if (!pl->container || this == pl->container)	441	if ((pl->contr->ns && !pl->container_ () && !pl->contr->ns->update_look)
		442	|| pl->container_ () == this)
350	return pl;	443	return pl;
351	}	444	}
352	}	445	}
353		446
354	return 0;	447	return 0;
355	}	448	}
356		449
357	// adjust weight per container type ("of holding")	450	// adjust weight per container type ("of holding")
358	static sint32	451	static uint32
359	weight_adjust_for (object *op, sint32 weight)	452	weight_adjust_for (object *op, uint32 weight)
360	{	453	{
361	return op->type == CONTAINER	454	return op->type == CONTAINER
362	? lerp (weight, 0, 100, 0, 100 - op->stats.Str)	455	? weight - weight * op->stats.Str / 100
363	: weight;	456	: weight;
364	}	457	}
365		458
366	/*	459	/*
367	* adjust_weight(object, weight) adds the specified weight to an object,	460	* subtracts, then adds, the specified weight to an object,
368	* and also updates how much the environment(s) is/are carrying.	461	* and also updates how much the environment(s) is/are carrying.
369	*/	462	*/
370	static void	463	static void
371	adjust_weight (object *op, sint32 weight)	464	adjust_weight (object *op, sint32 sub, sint32 add)
372	{	465	{
373	while (op)	466	while (op)
374	{	467	{
375	// adjust by actual difference to account for rounding errors	468	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		469
380	if (!weight)	470	op->carrying -= weight_adjust_for (op, sub);
381	return;	471	op->carrying += weight_adjust_for (op, add);
382
383	op->carrying += weight;
384		472
385	if (object *pl = op->visible_to ())	473	if (object *pl = op->visible_to ())
386	if (pl != op) // player is handled lazily	474	if (pl != op) // player is handled lazily
387	esrv_update_item (UPD_WEIGHT, pl, op);	475	esrv_update_item (UPD_WEIGHT, pl, op);
388		476
		477	sub = ocarrying;
		478	add = op->carrying;
		479
389	op = op->env;	480	op = op->env;
390	}	481	}
391	}	482	}
392		483
393	/*	484	/*
…		…
400	{	491	{
401	sint32 sum = 0;	492	sint32 sum = 0;
402		493
403	for (object *op = inv; op; op = op->below)	494	for (object *op = inv; op; op = op->below)
404	{	495	{
405	if (op->inv)
406	op->update_weight ();	496	op->update_weight ();
407		497
408	sum += op->total_weight ();	498	sum += weight_adjust_for (this, op->total_weight ());
409	}	499	}
410
411	sum = weight_adjust_for (this, sum);
412		500
413	if (sum != carrying)	501	if (sum != carrying)
414	{	502	{
		503	if (carrying != sum && carrying)//D
		504	LOG (llevDebug, "updating carrying got %ld, expected %ld (%s)\n",
		505	(long long)sum, (long long)carrying, debug_desc ());
		506
415	carrying = sum;	507	carrying = sum;
416		508
417	if (object *pl = visible_to ())	509	if (object *pl = visible_to ())
418	if (pl != this) // player is handled lazily	510	if (pl != this) // player is handled lazily
419	esrv_update_item (UPD_WEIGHT, pl, this);	511	esrv_update_item (UPD_WEIGHT, pl, this);
…		…
432	object_freezer freezer;	524	object_freezer freezer;
433	op->write (freezer);	525	op->write (freezer);
434	return freezer.as_string ();	526	return freezer.as_string ();
435	}	527	}
436		528
437	/*	529	char *
438	* get_nearest_part(multi-object, object 2) returns the part of the	530	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	{	531	{
445	object *tmp, *closest;	532	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	}	533	}
459		534
460	/*	535	/*
461	* Returns the object which has the count-variable equal to the argument.	536	* Returns the object which has the count-variable equal to the argument.
462	* VERRRY slow.	537	* VERRRY slow.
…		…
470		545
471	return 0;	546	return 0;
472	}	547	}
473		548
474	/*	549	/*
		550	* Returns the object which has the uuid equal to the argument.
		551	* MOAR VERRRY slow.
		552	*/
		553
		554	object *
		555	find_object_uuid (UUID i)
		556	{
		557	for_all_objects (op)
		558	if (op->uuid == i)
		559	return op;
		560
		561	return 0;
		562	}
		563
		564	/*
475	* Returns the first object which has a name equal to the argument.	565	* Returns the first object which has a name equal to the argument.
476	* Used only by the patch command, but not all that useful.	566	* Used only by the patch command, but not all that useful.
477	* Enables features like "patch <name-of-other-player> food 999"	567	* Enables features like "patch <name-of-other-player> food 999"
478	*/	568	*/
479	object *	569	object *
480	find_object_name (const char *str)	570	find_object_name (const char *str)
481	{	571	{
482	shstr_cmp str_ (str);	572	shstr_cmp str_ (str);
483	object *op;
484		573
		574	if (str_)
485	for_all_objects (op)	575	for_all_objects (op)
486	if (op->name == str_)	576	if (op->name == str_)
487	break;	577	return op;
488		578
489	return op;	579	return 0;
490	}	580	}
491		581
492	/*	582	/*
493	* Sets the owner and sets the skill and exp pointers to owner's current	583	* Sets the owner and sets the skill and exp pointers to owner's current
494	* skill and experience objects.	584	* skill and experience objects.
…		…
507	LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ());	597	LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ());
508	return;	598	return;
509	}	599	}
510		600
511	this->owner = owner;	601	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	}
579
580	/* Zero the key_values on op, decrementing the shared-string
581	* refcounts and freeing the links.
582	*/
583	static void
584	free_key_values (object *op)
585	{
586	for (key_value *i = op->key_values; i; )
587	{
588	key_value *next = i->next;
589	delete i;
590
591	i = next;
592	}
593
594	op->key_values = 0;
595	}	602	}
596		603
597	/*	604	/*
598	* copy_to first frees everything allocated by the dst object,	605	* copy_to first frees everything allocated by the dst object,
599	* and then copies the contents of itself into the second	606	* and then copies the contents of itself into the second
…		…
605	void	612	void
606	object::copy_to (object *dst)	613	object::copy_to (object *dst)
607	{	614	{
608	dst->remove ();	615	dst->remove ();
609	*(object_copy *)dst = *this;	616	*(object_copy *)dst = *this;
		617
		618	// maybe move to object_copy?
		619	dst->kv = kv;
		620
610	dst->flag [FLAG_REMOVED] = true;	621	dst->flag [FLAG_REMOVED] = true;
611		622	dst->activate ();
612	/* Copy over key_values, if any. */
613	if (key_values)
614	{
615	key_value *tail = 0;
616	dst->key_values = 0;
617
618	for (key_value *i = key_values; i; i = i->next)
619	{
620	key_value *new_link = new key_value;
621
622	new_link->next = 0;
623	new_link->key = i->key;
624	new_link->value = i->value;
625
626	/* Try and be clever here, too. */
627	if (!dst->key_values)
628	{
629	dst->key_values = new_link;
630	tail = new_link;
631	}
632	else
633	{
634	tail->next = new_link;
635	tail = new_link;
636	}
637	}
638	}
639
640	if (speed < 0)
641	dst->speed_left -= rndm ();
642
643	dst->set_speed (dst->speed);
644	}	623	}
645		624
646	void	625	void
647	object::instantiate ()	626	object::instantiate ()
648	{	627	{
649	if (!uuid.seq) // HACK	628	if (!uuid.seq) // HACK
650	uuid = UUID::gen ();	629	uuid = UUID::gen ();
651		630
		631	// TODO: unclean state changes, should not be done in copy_to AND instantiate
		632	if (flag [FLAG_RANDOM_SPEED] && speed)
		633	speed_left = - speed - rndm (); // TODO animation
		634	else
652	speed_left = -0.1f;	635	speed_left = -1.;
		636
653	/* copy the body_info to the body_used - this is only really	637	/* 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.	638	* 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	639	* by doing so, when a monster is created, it has good starting
656	* values for the body_used info, so when items are created	640	* values for the body_used info, so when items are created
657	* for it, they can be properly equipped.	641	* for it, they can be properly equipped.
…		…
665	object *	649	object *
666	object::clone ()	650	object::clone ()
667	{	651	{
668	object *neu = create ();	652	object *neu = create ();
669	copy_to (neu);	653	copy_to (neu);
		654
		655	// TODO: unclean state changes, should not be done in clone AND instantiate
		656	if (neu->flag [FLAG_RANDOM_SPEED] && neu->speed)
		657	neu->speed_left = - neu->speed - rndm (); // TODO animation
		658
670	neu->map = map; // not copied by copy_to	659	neu->map = map; // not copied by copy_to
671	return neu;	660	return neu;
672	}	661	}
673		662
674	/*	663	/*
…		…
677	* be called to update the face variable, _and_ how it looks on the map.	666	* be called to update the face variable, _and_ how it looks on the map.
678	*/	667	*/
679	void	668	void
680	update_turn_face (object *op)	669	update_turn_face (object *op)
681	{	670	{
682	if (!QUERY_FLAG (op, FLAG_IS_TURNABLE) || !op->arch)	671	if (!op->flag [FLAG_IS_TURNABLE] || !op->arch)
683	return;	672	return;
684		673
685	SET_ANIMATION (op, op->direction);	674	SET_ANIMATION (op, op->direction);
686	update_object (op, UP_OBJ_FACE);	675	update_object (op, UP_OBJ_FACE);
687	}	676	}
…		…
692	* This function needs to be called whenever the speed of an object changes.	681	* This function needs to be called whenever the speed of an object changes.
693	*/	682	*/
694	void	683	void
695	object::set_speed (float speed)	684	object::set_speed (float speed)
696	{	685	{
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;	686	this->speed = speed;
704		687
705	if (has_active_speed ())	688	if (has_active_speed ())
706	activate ();	689	activate ();
707	else	690	else
…		…
754	}	737	}
755		738
756	mapspace &m = op->ms ();	739	mapspace &m = op->ms ();
757		740
758	if (!(m.flags_ & P_UPTODATE))	741	if (!(m.flags_ & P_UPTODATE))
759	/* nop */;	742	m.update_up (); // nothing to do except copy up
760	else if (action == UP_OBJ_INSERT)	743	else if (action == UP_OBJ_INSERT)
761	{	744	{
		745	#if 0
762	// this is likely overkill, TODO: revisit (schmorp)	746	// this is likely overkill, TODO: revisit (schmorp)
763	if ((QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(m.flags_ & P_BLOCKSVIEW))	747	if ((op->flag [FLAG_BLOCKSVIEW] && !(m.flags_ & P_BLOCKSVIEW))
764	|| (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(m.flags_ & P_NO_MAGIC))	748	|| (op->flag [FLAG_NO_MAGIC] && !(m.flags_ & P_NO_MAGIC))
765	|| (op->type == PLAYER && !(m.flags_ & P_PLAYER))	749	|| (op->is_player () && !(m.flags_ & P_PLAYER))
766	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))	750	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))
767	|| (QUERY_FLAG (op, FLAG_ALIVE) && !(m.flags_ & P_IS_ALIVE))	751	|| (op->flag [FLAG_ALIVE] && !(m.flags_ & P_IS_ALIVE))
768	|| (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC))	752	|| (op->flag [FLAG_DAMNED] && !(m.flags_ & P_NO_CLERIC))
769	|| (m.move_on | op->move_on ) != m.move_on	753	|| (m.move_on | op->move_on ) != m.move_on
770	|| (m.move_off | op->move_off ) != m.move_off	754	|| (m.move_off | op->move_off ) != m.move_off
771	|| (m.move_slow | op->move_slow) != m.move_slow	755	|| (m.move_slow | op->move_slow) != m.move_slow
772	/* This isn't perfect, but I don't expect a lot of objects to	756	/* This isn't perfect, but I don't expect a lot of objects to
773	* to have move_allow right now.	757	* have move_allow right now.
774	*/	758	*/
775	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block	759	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block
		760	m.invalidate ();
		761	#else
776	|| 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp)	762	// the above is not strong enough a test to skip updating. los maybe? TODO (schmorp)
777	m.flags_ = 0;	763	m.invalidate ();
		764	#endif
778	}	765	}
779	/* if the object is being removed, we can't make intelligent	766	/* if the object is being removed, we can't make intelligent
780	* decisions, because remove_ob can't really pass the object	767	* decisions, because remove_ob can't really pass the object
781	* that is being removed.	768	* that is being removed.
782	*/	769	*/
783	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)	770	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)
784	m.flags_ = 0;	771	m.invalidate ();
785	else if (action == UP_OBJ_FACE)	772	else if (action == UP_OBJ_FACE)
786	/* Nothing to do for that case */ ;	773	m.update_up (); // nothing to do for that case, except copy up
787	else	774	else
788	LOG (llevError, "update_object called with invalid action: %d\n", action);	775	LOG (llevError, "update_object called with invalid action: %d\n", action);
789		776
790	if (op->more)	777	if (op->more)
791	update_object (op->more, action);	778	update_object (op->more, action);
792	}	779	}
793		780
794	object::object ()	781	object::object ()
795	{	782	{
796	SET_FLAG (this, FLAG_REMOVED);	783	this->set_flag (FLAG_REMOVED);
797		784
798	expmul = 1.0;	785	//expmul = 1.0; declared const for the time being
799	face = blank_face;	786	face = blank_face;
		787	material = MATERIAL_NULL;
800	}	788	}
801		789
802	object::~object ()	790	object::~object ()
803	{	791	{
804	unlink ();	792	unlink ();
805		793
806	free_key_values (this);	794	kv.clear ();
807	}	795	}
808
809	static int object_count;
810		796
811	void object::link ()	797	void object::link ()
812	{	798	{
813	assert (!index);//D	799	assert (!index);//D
814	uuid = UUID::gen ();	800	uuid = UUID::gen ();
815	count = ++object_count;
816		801
817	refcnt_inc ();	802	refcnt_inc ();
818	objects.insert (this);	803	objects.insert (this);
		804
		805	++create_count;
		806
819	}	807	}
820		808
821	void object::unlink ()	809	void object::unlink ()
822	{	810	{
823	if (!index)	811	if (!index)
824	return;	812	return;
		813
		814	++destroy_count;
825		815
826	objects.erase (this);	816	objects.erase (this);
827	refcnt_dec ();	817	refcnt_dec ();
828	}	818	}
829		819
…		…
833	/* If already on active list, don't do anything */	823	/* If already on active list, don't do anything */
834	if (active)	824	if (active)
835	return;	825	return;
836		826
837	if (has_active_speed ())	827	if (has_active_speed ())
		828	{
		829	if (flag [FLAG_FREED])
		830	LOG (llevError | logBacktrace, "BUG: tried to activate freed object %s\n", debug_desc ());//D
		831
838	actives.insert (this);	832	actives.insert (this);
		833	}
839	}	834	}
840		835
841	void	836	void
842	object::activate_recursive ()	837	object::activate_recursive ()
843	{	838	{
…		…
903	* if some form of movement is allowed, let objects	898	* if some form of movement is allowed, let objects
904	* drop on that space.	899	* drop on that space.
905	*/	900	*/
906	if (!drop_to_ground	901	if (!drop_to_ground
907	|| !map	902	|| !map
908	|| map->in_memory != MAP_ACTIVE	903	|| !map->linkable ()
909	|| map->no_drop	904	|| map->no_drop
910	|| ms ().move_block == MOVE_ALL)	905	|| ms ().move_block == MOVE_ALL)
911	{	906	{
912	while (inv)	907	while (inv)
913	{
914	inv->destroy_inv (false);
915	inv->destroy ();	908	inv->destroy ();
916	}
917	}	909	}
918	else	910	else
919	{ /* Put objects in inventory onto this space */	911	{ /* Put objects in inventory onto this space */
920	while (inv)	912	while (inv)
921	{	913	{
…		…
925	|| op->flag [FLAG_NO_DROP]	917	|| op->flag [FLAG_NO_DROP]
926	|| op->type == RUNE	918	|| op->type == RUNE
927	|| op->type == TRAP	919	|| op->type == TRAP
928	|| op->flag [FLAG_IS_A_TEMPLATE]	920	|| op->flag [FLAG_IS_A_TEMPLATE]
929	|| op->flag [FLAG_DESTROY_ON_DEATH])	921	|| op->flag [FLAG_DESTROY_ON_DEATH])
930	op->destroy (true);	922	op->destroy ();
931	else	923	else
932	map->insert (op, x, y);	924	map->insert (op, x, y);
933	}	925	}
934	}	926	}
935	}	927	}
936		928
		929	/*
		930	* Remove and free all objects in the inventory of the given object.
		931	* Unlike destroy_inv, this assumes the *this is destroyed as well
		932	* well, so we can (and have to!) take shortcuts.
		933	*/
		934	void
		935	object::destroy_inv_fast ()
		936	{
		937	while (object *op = inv)
		938	{
		939	// remove from object the fast way
		940	op->flag [FLAG_REMOVED] = true;
		941	op->env = 0;
		942	if ((inv = inv->below))
		943	inv->above = 0;
		944
		945	// then destroy
		946	op->destroy ();
		947	}
		948	}
		949
		950	void
		951	object::freelist_free (int count)
		952	{
		953	while (count-- && freelist)
		954	{
		955	freelist_item *next = freelist->next;
		956	// count is being "destroyed"
		957
		958	sfree ((char *)freelist, sizeof (object));
		959
		960	freelist = next;
		961	--free_count;
		962	}
		963	}
		964
		965	object *
937	object *object::create ()	966	object::create ()
938	{	967	{
939	object *op = new object;	968	object *op;
		969
		970	if (freelist)
		971	{
		972	freelist_item li = *freelist;
		973	memset (freelist, 0, sizeof (object));
		974
		975	op = new (freelist) object;
		976	op->count = li.count;
		977
		978	freelist = li.next;
		979	--free_count;
		980	}
		981	else
		982	{
		983	void *ni = salloc0<char> (sizeof (object));
		984
		985	op = new(ni) object;
		986
		987	op->count = ++object_count;
		988	}
		989
940	op->link ();	990	op->link ();
		991
941	return op;	992	return op;
942	}	993	}
943		994
944	static struct freed_map : maptile	995	void
		996	object::do_delete ()
945	{	997	{
946	freed_map ()	998	uint32_t count = this->count;
947	{
948	path = "<freed objects map>";
949	name = "/internal/freed_objects_map";
950	width = 3;
951	height = 3;
952	no_drop = 1;
953	no_reset = 1;
954		999
955	alloc ();	1000	this->~object ();
956	in_memory = MAP_ACTIVE;
957	}
958		1001
959	~freed_map ()	1002	freelist_item *li = (freelist_item *)this;
960	{	1003	li->next = freelist;
961	destroy ();	1004	li->count = count;
962	}	1005
963	} freed_map; // freed objects are moved here to avoid crashes	1006	freelist = li;
		1007	++free_count;
		1008	}
964		1009
965	void	1010	void
966	object::do_destroy ()	1011	object::do_destroy ()
967	{	1012	{
968	if (flag [FLAG_IS_LINKED])	1013	if (flag [FLAG_IS_LINKED])
969	remove_button_link (this);	1014	remove_link ();
970		1015
971	if (flag [FLAG_FRIENDLY])	1016	if (flag [FLAG_FRIENDLY])
972	remove_friendly_object (this);	1017	remove_friendly_object (this);
973		1018
974	remove ();	1019	remove ();
…		…
999	attacked_by = 0;	1044	attacked_by = 0;
1000	current_weapon = 0;	1045	current_weapon = 0;
1001	}	1046	}
1002		1047
1003	void	1048	void
1004	object::destroy (bool destroy_inventory)	1049	object::destroy ()
1005	{	1050	{
1006	if (destroyed ())	1051	if (destroyed ())
1007	return;	1052	return;
1008		1053
1009	if (!is_head () && !head->destroyed ())	1054	if (!is_head () && !head->destroyed ())
1010	{	1055	{
1011	LOG (llevError | logBacktrace, "tried to destroy the tail of an object");	1056	LOG (llevError | logBacktrace, "tried to destroy the tail of an object");
1012	head->destroy (destroy_inventory);	1057	head->destroy ();
1013	return;	1058	return;
1014	}	1059	}
1015		1060
1016	destroy_inv (!destroy_inventory);	1061	destroy_inv_fast ();
1017		1062
1018	if (is_head ())	1063	if (is_head ())
1019	if (sound_destroy)	1064	if (sound_destroy)
1020	play_sound (sound_destroy);	1065	play_sound (sound_destroy);
1021	else if (flag [FLAG_MONSTER])	1066	else if (flag [FLAG_MONSTER])
…		…
1032	* the previous environment.	1077	* the previous environment.
1033	*/	1078	*/
1034	void	1079	void
1035	object::do_remove ()	1080	object::do_remove ()
1036	{	1081	{
1037	object *tmp, *last = 0;
1038	object *otmp;
1039
1040	if (flag [FLAG_REMOVED])	1082	if (flag [FLAG_REMOVED])
1041	return;	1083	return;
1042		1084
1043	INVOKE_OBJECT (REMOVE, this);	1085	INVOKE_OBJECT (REMOVE, this);
1044		1086
…		…
1056	flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed	1098	flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed
1057	if (object *pl = visible_to ())	1099	if (object *pl = visible_to ())
1058	esrv_del_item (pl->contr, count);	1100	esrv_del_item (pl->contr, count);
1059	flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed	1101	flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed
1060		1102
1061	adjust_weight (env, -total_weight ());	1103	adjust_weight (env, total_weight (), 0);
		1104
		1105	object *pl = in_player ();
1062		1106
1063	/* we set up values so that it could be inserted into	1107	/* we set up values so that it could be inserted into
1064	* the map, but we don't actually do that - it is up	1108	* the map, but we don't actually do that - it is up
1065	* to the caller to decide what we want to do.	1109	* to the caller to decide what we want to do.
1066	*/	1110	*/
…		…
1074		1118
1075	above = 0;	1119	above = 0;
1076	below = 0;	1120	below = 0;
1077	env = 0;	1121	env = 0;
1078		1122
1079	/* NO_FIX_PLAYER is set when a great many changes are being	1123	if (pl && pl->is_player ())
1080	* made to players inventory. If set, avoiding the call
1081	* to save cpu time.
1082	*/	1124	{
1083	if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))	1125	if (expect_false (pl->contr->combat_ob == this))
1084	otmp->update_stats ();	1126	{
		1127	pl->apply (pl->contr->combat_ob, AP_UNAPPLY | AP_IGNORE_CURSE);
		1128	pl->contr->combat_ob = 0;
		1129	if (pl->contr->ranged_ob) pl->apply (pl->contr->ranged_ob);
		1130	}
		1131
		1132	if (expect_false (pl->contr->ranged_ob == this))
		1133	{
		1134	pl->apply (pl->contr->ranged_ob, AP_UNAPPLY | AP_IGNORE_CURSE);
		1135	pl->contr->ranged_ob = 0;
		1136	if (pl->contr->combat_ob) pl->apply (pl->contr->combat_ob);
		1137	}
		1138
		1139	pl->contr->queue_stats_update ();
		1140
		1141	if (expect_false (glow_radius) && pl->is_on_map ())
		1142	update_all_los (pl->map, pl->x, pl->y);
		1143	}
1085	}	1144	}
1086	else if (map)	1145	else if (map)
1087	{	1146	{
1088	map->dirty = true;	1147	map->dirty = true;
1089	mapspace &ms = this->ms ();	1148	mapspace &ms = this->ms ();
1090		1149
1091	if (object *pl = ms.player ())	1150	if (object *pl = ms.player ())
1092	{	1151	{
1093	if (type == PLAYER) // this == pl(!)	1152	if (is_player ())
1094	{	1153	{
		1154	if (!flag [FLAG_WIZPASS])
		1155	ms.smell = ++mapspace::smellcount; // remember the smell of the player
		1156
1095	// leaving a spot always closes any open container on the ground	1157	// leaving a spot always closes any open container on the ground
1096	if (container && !container->env)	1158	if (container && !container->env)
1097	// this causes spurious floorbox updates, but it ensures	1159	// this causes spurious floorbox updates, but it ensures
1098	// that the CLOSE event is being sent.	1160	// that the CLOSE event is being sent.
1099	close_container ();	1161	close_container ();
1100		1162
1101	--map->players;	1163	--map->players;
1102	map->touch ();	1164	map->touch ();
1103	}	1165	}
1104	else if (pl->container == this)	1166	else if (pl->container_ () == this)
1105	{	1167	{
1106	// removing a container should close it	1168	// removing a container should close it
1107	close_container ();	1169	close_container ();
1108	}	1170	}
1109		1171	else
1110	esrv_del_item (pl->contr, count);	1172	esrv_del_item (pl->contr, count);
1111	}	1173	}
1112		1174
1113	/* link the object above us */	1175	/* link the object above us */
1114	// re-link, make sure compiler can easily use cmove	1176	// re-link, make sure compiler can easily use cmove
1115	*(above ? &above->below : &ms.top) = below;	1177	*(above ? &above->below : &ms.top) = below;
1116	*(below ? &below->above : &ms.bot) = above;	1178	*(below ? &below->above : &ms.bot) = above;
1117		1179
1118	above = 0;	1180	above = 0;
1119	below = 0;	1181	below = 0;
1120		1182
1121	if (map->in_memory == MAP_SAVING)	1183	ms.invalidate ();
1122	return;
1123		1184
1124	int check_walk_off = !flag [FLAG_NO_APPLY];	1185	int check_walk_off = !flag [FLAG_NO_APPLY];
1125		1186
1126	if (object *pl = ms.player ())	1187	if (object *pl = ms.player ())
1127	{	1188	{
1128	if (pl->container == this)	1189	if (pl->container_ () == this)
1129	/* If a container that the player is currently using somehow gets	1190	/* If a container that the player is currently using somehow gets
1130	* removed (most likely destroyed), update the player view	1191	* removed (most likely destroyed), update the player view
1131	* appropriately.	1192	* appropriately.
1132	*/	1193	*/
1133	pl->close_container ();	1194	pl->close_container ();
…		…
1137	//TODO: update floorbox to preserve ordering	1198	//TODO: update floorbox to preserve ordering
1138	if (pl->contr->ns)	1199	if (pl->contr->ns)
1139	pl->contr->ns->floorbox_update ();	1200	pl->contr->ns->floorbox_update ();
1140	}	1201	}
1141		1202
		1203	if (check_walk_off)
1142	for (tmp = ms.bot; tmp; tmp = tmp->above)	1204	for (object *above, *tmp = ms.bot; tmp; tmp = above)
1143	{	1205	{
		1206	above = tmp->above;
		1207
1144	/* No point updating the players look faces if he is the object	1208	/* No point updating the players look faces if he is the object
1145	* being removed.	1209	* being removed.
1146	*/	1210	*/
1147		1211
1148	/* See if object moving off should effect something */	1212	/* See if object moving off should effect something */
1149	if (check_walk_off
1150	&& ((move_type & tmp->move_off)	1213	if ((move_type & tmp->move_off)
1151	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))	1214	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0)
1152	{
1153	move_apply (tmp, this, 0);	1215	move_apply (tmp, this, 0);
1154
1155	if (destroyed ())
1156	LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1157	}	1216	}
1158		1217
1159	last = tmp;	1218	if (affects_los ())
1160	}
1161
1162	/* last == NULL if there are no objects on this space */
1163	//TODO: this makes little sense, why only update the topmost object?
1164	if (!last)
1165	map->at (x, y).flags_ = 0;
1166	else
1167	update_object (last, UP_OBJ_REMOVE);
1168
1169	if (flag [FLAG_BLOCKSVIEW] || glow_radius)
1170	update_all_los (map, x, y);	1219	update_all_los (map, x, y);
1171	}	1220	}
1172	}	1221	}
1173		1222
1174	/*	1223	/*
…		…
1198	esrv_update_item (UPD_NROF, pl, top);	1247	esrv_update_item (UPD_NROF, pl, top);
1199		1248
1200	op->weight = 0; // cancel the addition above	1249	op->weight = 0; // cancel the addition above
1201	op->carrying = 0; // must be 0 already	1250	op->carrying = 0; // must be 0 already
1202		1251
1203	op->destroy (1);	1252	op->destroy ();
1204		1253
1205	return top;	1254	return top;
1206	}	1255	}
1207		1256
1208	return 0;	1257	return 0;
…		…
1216		1265
1217	object *prev = this;	1266	object *prev = this;
1218		1267
1219	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)	1268	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)
1220	{	1269	{
1221	object *op = arch_to_object (at);	1270	object *op = at->instance ();
1222		1271
1223	op->name = name;	1272	op->name = name;
1224	op->name_pl = name_pl;	1273	op->name_pl = name_pl;
1225	op->title = title;	1274	op->title = title;
1226		1275
…		…
1236	* job preparing multi-part monsters.	1285	* job preparing multi-part monsters.
1237	*/	1286	*/
1238	object *	1287	object *
1239	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)	1288	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1240	{	1289	{
		1290	op->remove ();
		1291
1241	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)	1292	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)
1242	{	1293	{
1243	tmp->x = x + tmp->arch->x;	1294	tmp->x = x + tmp->arch->x;
1244	tmp->y = y + tmp->arch->y;	1295	tmp->y = y + tmp->arch->y;
1245	}	1296	}
…		…
1262	* Passing 0 for flag gives proper default values, so flag really only needs	1313	* Passing 0 for flag gives proper default values, so flag really only needs
1263	* to be set if special handling is needed.	1314	* to be set if special handling is needed.
1264	*	1315	*
1265	* Return value:	1316	* Return value:
1266	* new object if 'op' was merged with other object	1317	* new object if 'op' was merged with other object
1267	* NULL if 'op' was destroyed	1318	* NULL if there was an error (destroyed, blocked etc.)
1268	* just 'op' otherwise	1319	* just 'op' otherwise
1269	*/	1320	*/
1270	object *	1321	object *
1271	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)	1322	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1272	{	1323	{
1273	op->remove ();	1324	op->remove ();
		1325
		1326	if (m == &freed_map)//D TODO: remove soon
		1327	{//D
		1328	LOG (llevError | logBacktrace, "tries to insert object on freed objects map: %s", op->debug_desc ());//D
		1329	}//D
1274		1330
1275	/* Ideally, the caller figures this out. However, it complicates a lot	1331	/* Ideally, the caller figures this out. However, it complicates a lot
1276	* of areas of callers (eg, anything that uses find_free_spot would now	1332	* of areas of callers (eg, anything that uses find_free_spot would now
1277	* need extra work	1333	* need extra work
1278	*/	1334	*/
		1335	maptile *newmap = m;
1279	if (!xy_normalise (m, op->x, op->y))	1336	if (!xy_normalise (newmap, op->x, op->y))
1280	{	1337	{
1281	op->head_ ()->destroy (1);// remove head_ once all tail object destroyers found	1338	op->head_ ()->destroy ();// remove head_ once all tail object destroyers found
1282	return 0;	1339	return 0;
1283	}	1340	}
1284		1341
1285	if (object *more = op->more)	1342	if (object *more = op->more)
1286	if (!insert_ob_in_map (more, m, originator, flag))	1343	if (!insert_ob_in_map (more, m, originator, flag))
1287	return 0;	1344	return 0;
1288		1345
1289	CLEAR_FLAG (op, FLAG_REMOVED);	1346	op->flag [FLAG_REMOVED] = false;
1290		1347	op->env = 0;
1291	op->map = m;	1348	op->map = newmap;
		1349
1292	mapspace &ms = op->ms ();	1350	mapspace &ms = op->ms ();
1293		1351
1294	/* this has to be done after we translate the coordinates.	1352	/* this has to be done after we translate the coordinates.
1295	*/	1353	*/
1296	if (op->nrof && !(flag & INS_NO_MERGE))	1354	if (op->nrof && !(flag & INS_NO_MERGE))
…		…
1299	{	1357	{
1300	// TODO: we actually want to update tmp, not op,	1358	// TODO: we actually want to update tmp, not op,
1301	// but some caller surely breaks when we return tmp	1359	// but some caller surely breaks when we return tmp
1302	// from here :/	1360	// from here :/
1303	op->nrof += tmp->nrof;	1361	op->nrof += tmp->nrof;
1304	tmp->destroy (1);	1362	tmp->destroy ();
1305	}	1363	}
1306		1364
1307	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */	1365	op->clr_flag (FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
1308	CLEAR_FLAG (op, FLAG_INV_LOCKED);	1366	op->clr_flag (FLAG_INV_LOCKED);
1309		1367
1310	if (!QUERY_FLAG (op, FLAG_ALIVE))	1368	if (!op->flag [FLAG_ALIVE])
1311	CLEAR_FLAG (op, FLAG_NO_STEAL);	1369	op->clr_flag (FLAG_NO_STEAL);
1312		1370
1313	if (flag & INS_BELOW_ORIGINATOR)	1371	if (flag & INS_BELOW_ORIGINATOR)
1314	{	1372	{
1315	if (originator->map != op->map || originator->x != op->x || originator->y != op->y)	1373	if (originator->map != op->map || originator->x != op->x || originator->y != op->y)
1316	{	1374	{
1317	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");	1375	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");
1318	abort ();	1376	abort ();
1319	}	1377	}
1320		1378
1321	if (!originator->is_on_map ())	1379	if (!originator->is_on_map ())
		1380	{
1322	LOG (llevDebug | logBacktrace, "insert_ob_in_map(%s) called with INS_BELOW_ORIGINATOR when originator '%s' not on map",	1381	LOG (llevError, "insert_ob_in_map(%s) called with INS_BELOW_ORIGINATOR when originator '%s' not on map",
1323	op->debug_desc (), originator->debug_desc ());	1382	op->debug_desc (), originator->debug_desc ());
		1383	abort ();
		1384	}
1324		1385
1325	op->above = originator;	1386	op->above = originator;
1326	op->below = originator->below;	1387	op->below = originator->below;
1327	originator->below = op;	1388	originator->below = op;
1328		1389
…		…
1348	* when lots of spells are cast in one area. Currently, it is presumed	1409	* when lots of spells are cast in one area. Currently, it is presumed
1349	* that flying non pickable objects are spell objects.	1410	* that flying non pickable objects are spell objects.
1350	*/	1411	*/
1351	for (object *tmp = ms.bot; tmp; tmp = tmp->above)	1412	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1352	{	1413	{
1353	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) || QUERY_FLAG (tmp, FLAG_OVERLAY_FLOOR))	1414	if (tmp->flag [FLAG_IS_FLOOR] || tmp->flag [FLAG_OVERLAY_FLOOR])
1354	floor = tmp;	1415	floor = tmp;
1355		1416
1356	if (QUERY_FLAG (tmp, FLAG_NO_PICK) && (tmp->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (tmp, FLAG_IS_FLOOR))	1417	if (tmp->flag [FLAG_NO_PICK] && (tmp->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !tmp->flag [FLAG_IS_FLOOR])
1357	{	1418	{
1358	/* We insert above top, so we want this object below this */	1419	/* We insert above top, so we want this object below this */
1359	top = tmp->below;	1420	top = tmp->below;
1360	break;	1421	break;
1361	}	1422	}
…		…
1379	&& (op->face && !faces [op->face].visibility))	1440	&& (op->face && !faces [op->face].visibility))
1380	{	1441	{
1381	object *last;	1442	object *last;
1382		1443
1383	for (last = top; last != floor; last = last->below)	1444	for (last = top; last != floor; last = last->below)
1384	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))	1445	if (last->flag [FLAG_BLOCKSVIEW] && (last->type != EXIT))
1385	break;	1446	break;
1386		1447
1387	/* Check to see if we found the object that blocks view,	1448	/* Check to see if we found the object that blocks view,
1388	* and make sure we have a below pointer for it so that	1449	* and make sure we have a below pointer for it so that
1389	* we can get inserted below this one, which requires we	1450	* we can get inserted below this one, which requires we
…		…
1414	op->below = top;	1475	op->below = top;
1415	*(op->above ? &op->above->below : &ms.top) = op;	1476	*(op->above ? &op->above->below : &ms.top) = op;
1416	}	1477	}
1417	}	1478	}
1418		1479
1419	if (op->type == PLAYER)	1480	if (op->is_player ())
1420	{	1481	{
1421	op->contr->do_los = 1;	1482	op->contr->do_los = 1;
1422	++op->map->players;	1483	++op->map->players;
1423	op->map->touch ();	1484	op->map->touch ();
1424	}	1485	}
…		…
1439	* be far away from this change and not affected in any way -	1500	* be far away from this change and not affected in any way -
1440	* this should get redone to only look for players within range,	1501	* this should get redone to only look for players within range,
1441	* or just updating the P_UPTODATE for spaces within this area	1502	* or just updating the P_UPTODATE for spaces within this area
1442	* of effect may be sufficient.	1503	* of effect may be sufficient.
1443	*/	1504	*/
1444	if (op->map->darkness && (op->glow_radius != 0))	1505	if (op->affects_los ())
		1506	{
		1507	op->ms ().invalidate ();
1445	update_all_los (op->map, op->x, op->y);	1508	update_all_los (op->map, op->x, op->y);
		1509	}
1446		1510
1447	/* updates flags (blocked, alive, no magic, etc) for this map space */	1511	/* updates flags (blocked, alive, no magic, etc) for this map space */
1448	update_object (op, UP_OBJ_INSERT);	1512	update_object (op, UP_OBJ_INSERT);
1449		1513
1450	INVOKE_OBJECT (INSERT, op);	1514	INVOKE_OBJECT (INSERT, op);
…		…
1457	* blocked() and wall() work properly), and these flags are updated by	1521	* blocked() and wall() work properly), and these flags are updated by
1458	* update_object().	1522	* update_object().
1459	*/	1523	*/
1460		1524
1461	/* if this is not the head or flag has been passed, don't check walk on status */	1525	/* if this is not the head or flag has been passed, don't check walk on status */
1462	if (!(flag & INS_NO_WALK_ON) && op->head_ () == op)	1526	if (!(flag & INS_NO_WALK_ON) && op->is_head ())
1463	{	1527	{
1464	if (check_move_on (op, originator))	1528	if (check_move_on (op, originator, flag))
1465	return 0;	1529	return 0;
1466		1530
1467	/* If we are a multi part object, lets work our way through the check	1531	/* If we are a multi part object, let's work our way through the check
1468	* walk on's.	1532	* walk on's.
1469	*/	1533	*/
1470	for (object *tmp = op->more; tmp; tmp = tmp->more)	1534	for (object *tmp = op->more; tmp; tmp = tmp->more)
1471	if (check_move_on (tmp, originator))	1535	if (check_move_on (tmp, originator, flag))
1472	return 0;	1536	return 0;
1473	}	1537	}
1474		1538
1475	return op;	1539	return op;
1476	}	1540	}
…		…
1478	/* this function inserts an object in the map, but if it	1542	/* this function inserts an object in the map, but if it
1479	* finds an object of its own type, it'll remove that one first.	1543	* finds an object of its own type, it'll remove that one first.
1480	* op is the object to insert it under: supplies x and the map.	1544	* op is the object to insert it under: supplies x and the map.
1481	*/	1545	*/
1482	void	1546	void
1483	replace_insert_ob_in_map (const char *arch_string, object *op)	1547	replace_insert_ob_in_map (shstr_tmp archname, object *op)
1484	{	1548	{
1485	/* first search for itself and remove any old instances */	1549	/* first search for itself and remove any old instances */
1486		1550
1487	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)	1551	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
1488	if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */	1552	if (tmp->arch->archname == archname) /* same archetype */
1489	tmp->destroy (1);	1553	tmp->destroy ();
1490		1554
1491	object *tmp = arch_to_object (archetype::find (arch_string));	1555	object *tmp = archetype::find (archname)->instance ();
1492		1556
1493	tmp->x = op->x;	1557	tmp->x = op->x;
1494	tmp->y = op->y;	1558	tmp->y = op->y;
1495		1559
1496	insert_ob_in_map (tmp, op->map, op, 0);	1560	insert_ob_in_map (tmp, op->map, op, 0);
…		…
1501	{	1565	{
1502	if (where->env)	1566	if (where->env)
1503	return where->env->insert (this);	1567	return where->env->insert (this);
1504	else	1568	else
1505	return where->map->insert (this, where->x, where->y, originator, flags);	1569	return where->map->insert (this, where->x, where->y, originator, flags);
		1570	}
		1571
		1572	// check whether we can put this into the map, respect max_volume, max_items
		1573	bool
		1574	object::can_drop_at (maptile *m, int x, int y, object *originator)
		1575	{
		1576	mapspace &ms = m->at (x, y);
		1577
		1578	int items = ms.items ();
		1579
		1580	if (!items // testing !items ensures we can drop at least one item
		1581	|| (items < m->max_items
		1582	&& ms.volume () < m->max_volume))
		1583	return true;
		1584
		1585	if (originator && originator->is_player ())
		1586	originator->contr->failmsgf (
		1587	"No matter how hard you try, you just cannot put the %s here H<Try to remove some items from the floor first.>",
		1588	query_name ()
		1589	);
		1590
		1591	return false;
1506	}	1592	}
1507		1593
1508	/*	1594	/*
1509	* decrease(object, number) decreases a specified number from	1595	* decrease(object, number) decreases a specified number from
1510	* the amount of an object. If the amount reaches 0, the object	1596	* the amount of an object. If the amount reaches 0, the object
…		…
1518	if (!nr)	1604	if (!nr)
1519	return true;	1605	return true;
1520		1606
1521	nr = min (nr, nrof);	1607	nr = min (nr, nrof);
1522		1608
		1609	if (nrof > nr)
		1610	{
		1611	sint64 oweight = total_weight ();
		1612
1523	nrof -= nr;	1613	nrof -= nr;
1524
1525	if (nrof)
1526	{
1527	adjust_weight (env, -weight * nr); // carrying == 0
1528		1614
1529	if (object *pl = visible_to ())	1615	if (object *pl = visible_to ())
1530	esrv_update_item (UPD_NROF, pl, this);	1616	esrv_update_item (UPD_NROF, pl, this);
1531		1617
		1618	adjust_weight (env, oweight, total_weight ());
		1619
1532	return true;	1620	return true;
1533	}	1621	}
1534	else	1622	else
1535	{	1623	{
1536	destroy (1);	1624	destroy ();
1537	return false;	1625	return false;
1538	}	1626	}
1539	}	1627	}
1540		1628
1541	/*	1629	/*
…		…
1610	if (op->nrof)	1698	if (op->nrof)
1611	for (object *tmp = inv; tmp; tmp = tmp->below)	1699	for (object *tmp = inv; tmp; tmp = tmp->below)
1612	if (object::can_merge (tmp, op))	1700	if (object::can_merge (tmp, op))
1613	{	1701	{
1614	/* return the original object and remove inserted object	1702	/* return the original object and remove inserted object
1615	(client needs the original object) */	1703	(client prefers the original object) */
		1704
		1705	// carring must be 0 for mergable objects
		1706	sint64 oweight = tmp->weight * tmp->nrof;
		1707
1616	tmp->nrof += op->nrof;	1708	tmp->nrof += op->nrof;
1617		1709
1618	if (object *pl = tmp->visible_to ())	1710	if (object *pl = tmp->visible_to ())
1619	esrv_update_item (UPD_NROF, pl, tmp);	1711	esrv_update_item (UPD_NROF, pl, tmp);
1620		1712
1621	adjust_weight (this, op->total_weight ());	1713	adjust_weight (this, oweight, tmp->weight * tmp->nrof);
1622		1714
1623	op->destroy (1);	1715	op->destroy ();
1624	op = tmp;	1716	op = tmp;
1625	goto inserted;	1717	goto inserted;
1626	}	1718	}
1627		1719
1628	op->owner = 0; // it's his/hers now. period.	1720	op->owner = 0; // it's his/hers now. period.
…		…
1642	op->flag [FLAG_REMOVED] = 0;	1734	op->flag [FLAG_REMOVED] = 0;
1643		1735
1644	if (object *pl = op->visible_to ())	1736	if (object *pl = op->visible_to ())
1645	esrv_send_item (pl, op);	1737	esrv_send_item (pl, op);
1646		1738
1647	adjust_weight (this, op->total_weight ());	1739	adjust_weight (this, 0, op->total_weight ());
1648		1740
1649	inserted:	1741	inserted:
1650	/* reset the light list and los of the players on the map */	1742	/* reset the light list and los of the players on the map */
1651	if (op->glow_radius && map && map->darkness)	1743	if (op->glow_radius && is_on_map ())
		1744	{
		1745	update_stats ();
1652	update_all_los (map, x, y);	1746	update_all_los (map, x, y);
1653		1747	}
		1748	else if (is_player ())
1654	// if this is a player's inventory, update stats	1749	// if this is a player's inventory, update stats
1655	if (type == PLAYER && !flag [FLAG_NO_FIX_PLAYER])	1750	contr->queue_stats_update ();
1656	update_stats ();
1657		1751
1658	INVOKE_OBJECT (INSERT, this);	1752	INVOKE_OBJECT (INSERT, this);
1659		1753
1660	return op;	1754	return op;
1661	}	1755	}
…		…
1679	* MSW 2001-07-08: Check all objects on space, not just those below	1773	* MSW 2001-07-08: Check all objects on space, not just those below
1680	* object being inserted. insert_ob_in_map may not put new objects	1774	* object being inserted. insert_ob_in_map may not put new objects
1681	* on top.	1775	* on top.
1682	*/	1776	*/
1683	int	1777	int
1684	check_move_on (object *op, object *originator)	1778	check_move_on (object *op, object *originator, int flags)
1685	{	1779	{
		1780	if (op->flag [FLAG_NO_APPLY])
		1781	return 0;
		1782
1686	object *tmp;	1783	object *tmp;
1687	maptile *m = op->map;	1784	maptile *m = op->map;
1688	int x = op->x, y = op->y;	1785	int x = op->x, y = op->y;
1689		1786
1690	MoveType move_on, move_slow, move_block;	1787	mapspace &ms = m->at (x, y);
1691		1788
1692	if (QUERY_FLAG (op, FLAG_NO_APPLY))	1789	ms.update ();
1693	return 0;
1694		1790
1695	move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y);	1791	MoveType move_on = ms.move_on;
1696	move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y);	1792	MoveType move_slow = ms.move_slow;
1697	move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y);	1793	MoveType move_block = ms.move_block;
1698		1794
1699	/* if nothing on this space will slow op down or be applied,	1795	/* if nothing on this space will slow op down or be applied,
1700	* no need to do checking below. have to make sure move_type	1796	* no need to do checking below. have to make sure move_type
1701	* is set, as lots of objects don't have it set - we treat that	1797	* is set, as lots of objects don't have it set - we treat that
1702	* as walking.	1798	* as walking.
…		…
1713	return 0;	1809	return 0;
1714		1810
1715	/* The objects have to be checked from top to bottom.	1811	/* The objects have to be checked from top to bottom.
1716	* Hence, we first go to the top:	1812	* Hence, we first go to the top:
1717	*/	1813	*/
1718		1814	for (object *next, *tmp = ms.top; tmp; tmp = next)
1719	for (tmp = op->ms ().bot; tmp && tmp->above; tmp = tmp->above)
1720	{
1721	/* Trim the search when we find the first other spell effect
1722	* this helps performance so that if a space has 50 spell objects,
1723	* we don't need to check all of them.
1724	*/
1725	if ((tmp->move_type & MOVE_FLY_LOW) && QUERY_FLAG (tmp, FLAG_NO_PICK))
1726	break;
1727	}	1815	{
		1816	next = tmp->below;
1728		1817
1729	for (; tmp; tmp = tmp->below)
1730	{
1731	if (tmp == op)	1818	if (tmp == op)
1732	continue; /* Can't apply yourself */	1819	continue; /* Can't apply yourself */
1733		1820
1734	/* Check to see if one of the movement types should be slowed down.	1821	/* Check to see if one of the movement types should be slowed down.
1735	* Second check makes sure that the movement types not being slowed	1822	* Second check makes sure that the movement types not being slowed
1736	* (~slow_move) is not blocked on this space - just because the	1823	* (~slow_move) is not blocked on this space - just because the
1737	* space doesn't slow down swimming (for example), if you can't actually	1824	* space doesn't slow down swimming (for example), if you can't actually
1738	* swim on that space, can't use it to avoid the penalty.	1825	* swim on that space, can't use it to avoid the penalty.
1739	*/	1826	*/
1740	if (!QUERY_FLAG (op, FLAG_WIZPASS))	1827	if (!op->flag [FLAG_WIZPASS])
1741	{	1828	{
1742	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||	1829	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||
1743	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))	1830	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))
1744	{	1831	{
1745
1746	float
1747	diff = tmp->move_slow_penalty * fabs (op->speed);	1832	float diff = tmp->move_slow_penalty * fabs (op->speed);
1748		1833
1749	if (op->type == PLAYER)	1834	if (op->is_player ())
1750	if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||	1835	if ((tmp->flag [FLAG_IS_HILLY ] && find_skill_by_number (op, SK_CLIMBING)) ||
1751	(QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))	1836	(tmp->flag [FLAG_IS_WOODED] && find_skill_by_number (op, SK_WOODSMAN)))
1752	diff /= 4.0;	1837	diff /= 4.0;
1753		1838
1754	op->speed_left -= diff;	1839	op->speed_left -= diff;
1755	}	1840	}
1756	}	1841	}
1757		1842
1758	/* Basically same logic as above, except now for actual apply. */	1843	/* Basically same logic as above, except now for actual apply. */
1759	if ((!op->move_type && tmp->move_on & MOVE_WALK) ||	1844	if ((!op->move_type && tmp->move_on & MOVE_WALK) ||
1760	((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0))	1845	((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0))
1761	{	1846	{
		1847	if ((flags & INS_NO_AUTO_EXIT)
		1848	&& (tmp->type == EXIT || tmp->type == TELEPORTER
		1849	|| tmp->type == HOLE || tmp->type == TRAPDOOR)) //TODO: temporary, fix exits instead
		1850	continue;
		1851
1762	move_apply (tmp, op, originator);	1852	move_apply (tmp, op, originator);
1763		1853
1764	if (op->destroyed ())	1854	if (op->destroyed ())
1765	return 1;	1855	return 1;
1766		1856
…		…
1878	void	1968	void
1879	flag_inv (object *op, int flag)	1969	flag_inv (object *op, int flag)
1880	{	1970	{
1881	for (object *tmp = op->inv; tmp; tmp = tmp->below)	1971	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1882	{	1972	{
1883	SET_FLAG (tmp, flag);	1973	tmp->set_flag (flag);
1884	flag_inv (tmp, flag);	1974	flag_inv (tmp, flag);
1885	}	1975	}
1886	}	1976	}
1887		1977
1888	/*	1978	/*
…		…
1891	void	1981	void
1892	unflag_inv (object *op, int flag)	1982	unflag_inv (object *op, int flag)
1893	{	1983	{
1894	for (object *tmp = op->inv; tmp; tmp = tmp->below)	1984	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1895	{	1985	{
1896	CLEAR_FLAG (tmp, flag);	1986	tmp->clr_flag (flag);
1897	unflag_inv (tmp, flag);	1987	unflag_inv (tmp, flag);
1898	}	1988	}
1899	}	1989	}
1900		1990
1901	/*	1991	/*
…		…
1918	*/	2008	*/
1919	int	2009	int
1920	find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)	2010	find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
1921	{	2011	{
1922	int altern[SIZEOFFREE];	2012	int altern[SIZEOFFREE];
1923	int index = 0, flag;	2013	int index = 0;
1924		2014
1925	for (int i = start; i < stop; i++)	2015	for (int i = start; i < stop; i++)
1926	{	2016	{
1927	mapxy pos (m, x, y); pos.move (i);	2017	mapxy pos (m, x, y); pos.move (i);
1928		2018
…		…
1962	* head of the object should correspond for the entire object.	2052	* head of the object should correspond for the entire object.
1963	*/	2053	*/
1964	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))	2054	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))
1965	continue;	2055	continue;
1966		2056
1967	if (ob->blocked (m, pos.x, pos.y))	2057	if (ob->blocked (pos.m, pos.x, pos.y))
1968	continue;	2058	continue;
1969		2059
1970	altern [index++] = i;	2060	altern [index++] = i;
1971	}	2061	}
1972		2062
…		…
2040	* there is capable of.	2130	* there is capable of.
2041	*/	2131	*/
2042	int	2132	int
2043	find_dir (maptile *m, int x, int y, object *exclude)	2133	find_dir (maptile *m, int x, int y, object *exclude)
2044	{	2134	{
2045	int i, max = SIZEOFFREE, mflags;	2135	int max = SIZEOFFREE;
2046
2047	sint16 nx, ny;
2048	object *tmp;
2049	maptile *mp;
2050
2051	MoveType blocked, move_type;	2136	MoveType move_type;
2052		2137
2053	if (exclude && exclude->head_ () != exclude)	2138	if (exclude && exclude->head_ () != exclude)
2054	{	2139	{
2055	exclude = exclude->head;	2140	exclude = exclude->head;
2056	move_type = exclude->move_type;	2141	move_type = exclude->move_type;
…		…
2059	{	2144	{
2060	/* If we don't have anything, presume it can use all movement types. */	2145	/* If we don't have anything, presume it can use all movement types. */
2061	move_type = MOVE_ALL;	2146	move_type = MOVE_ALL;
2062	}	2147	}
2063		2148
2064	for (i = 1; i < max; i++)	2149	for (int i = 1; i < max; i++)
2065	{	2150	{
2066	mp = m;	2151	mapxy pos (m, x, y);
2067	nx = x + freearr_x[i];	2152	pos.move (i);
2068	ny = y + freearr_y[i];
2069		2153
2070	mflags = get_map_flags (m, &mp, nx, ny, &nx, &ny);	2154	if (!pos.normalise ())
2071
2072	if (mflags & P_OUT_OF_MAP)
2073	max = maxfree[i];	2155	max = maxfree[i];
2074	else	2156	else
2075	{	2157	{
2076	mapspace &ms = mp->at (nx, ny);	2158	mapspace &ms = *pos;
2077		2159
2078	blocked = ms.move_block;
2079
2080	if ((move_type & blocked) == move_type)	2160	if ((move_type & ms.move_block) == move_type)
2081	max = maxfree[i];	2161	max = maxfree [i];
2082	else if (mflags & P_IS_ALIVE)	2162	else if (ms.flags () & P_IS_ALIVE)
2083	{	2163	{
2084	for (tmp = ms.bot; tmp; tmp = tmp->above)	2164	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
2085	if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)	2165	if ((tmp->flag [FLAG_MONSTER] || tmp->is_player ())
2086	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))	2166	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))
2087	break;
2088
2089	if (tmp)
2090	return freedir[i];	2167	return freedir [i];
2091	}	2168	}
2092	}	2169	}
2093	}	2170	}
2094		2171
2095	return 0;	2172	return 0;
…		…
2104	{	2181	{
2105	return (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);	2182	return (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);
2106	}	2183	}
2107		2184
2108	/*	2185	/*
2109	* find_dir_2(delta-x,delta-y) will return a direction in which	2186	* find_dir_2(delta-x,delta-y) will return a direction value
2110	* an object which has subtracted the x and y coordinates of another	2187	* for running into direct [dx, dy].
2111	* object, needs to travel toward it.	2188	* (the opposite of crossfire's find_dir_2!)
2112	*/	2189	*/
2113	int	2190	int
2114	find_dir_2 (int x, int y)	2191	find_dir_2 (int x, int y)
2115	{	2192	{
		2193	#if 1 // new algorithm
		2194	// this works by putting x, y into 16 sectors, which
		2195	// are not equal sized, but are a better approximation
		2196	// then the old algorithm, and then using a mapping
		2197	// table to map it into a direction value.
		2198	// basically, it maps these comparisons to each bit
		2199	// bit #3: x < 0
		2200	// bit #2: y < 0
		2201	// bit #1: x > y
		2202	// bit #0: x > 2y
		2203
		2204	static const uint8 dir[16] = {
		2205	4, 5, 4, 3,
		2206	2, 1, 2, 3,
		2207	6, 5, 6, 7,
		2208	8, 1, 8, 7,
		2209	};
		2210	int sector = 0;
		2211
		2212	// this is a bit ugly, but more likely to result in branchless code
		2213	sector |= x < 0 ? 8 : 0;
		2214	x = x < 0 ? -x : x; // abs
		2215
		2216	sector |= y < 0 ? 4 : 0;
		2217	y = y < 0 ? -y : y; // abs
		2218
		2219	if (x > y)
		2220	{
		2221	sector |= 2;
		2222
		2223	if (x > y * 2)
		2224	sector |= 1;
		2225	}
		2226	else
		2227	{
		2228	if (y > x * 2)
		2229	sector |= 1;
		2230	else if (!y)
		2231	return 0; // x == 0 here
		2232	}
		2233
		2234	return dir [sector];
		2235	#else // old algorithm
2116	int q;	2236	int q;
2117		2237
2118	if (y)	2238	if (y)
2119	q = x * 100 / y;	2239	q = 128 * x / y;
2120	else if (x)	2240	else if (x)
2121	q = -300 * x;	2241	q = -512 * x; // to make it > 309
2122	else	2242	else
2123	return 0;	2243	return 0;
2124		2244
2125	if (y > 0)	2245	if (y > 0)
2126	{	2246	{
2127	if (q < -242)	2247	if (q < -309) return 7;
		2248	if (q < -52) return 6;
		2249	if (q < 52) return 5;
		2250	if (q < 309) return 4;
		2251
2128	return 3;	2252	return 3;
2129	if (q < -41)	2253	}
2130	return 2;	2254	else
2131	if (q < 41)	2255	{
2132	return 1;	2256	if (q < -309) return 3;
2133	if (q < 242)	2257	if (q < -52) return 2;
2134	return 8;	2258	if (q < 52) return 1;
		2259	if (q < 309) return 8;
		2260
2135	return 7;	2261	return 7;
2136	}	2262	}
2137		2263	#endif
2138	if (q < -242)
2139	return 7;
2140	if (q < -41)
2141	return 6;
2142	if (q < 41)
2143	return 5;
2144	if (q < 242)
2145	return 4;
2146
2147	return 3;
2148	}	2264	}
2149		2265
2150	/*	2266	/*
2151	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is	2267	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is
2152	* between two directions (which are expected to be absolute (see absdir())	2268	* between two directions (which are expected to be absolute (see absdir())
2153	*/	2269	*/
2154	int	2270	int
2155	dirdiff (int dir1, int dir2)	2271	dirdiff (int dir1, int dir2)
2156	{	2272	{
2157	int d;
2158
2159	d = abs (dir1 - dir2);	2273	int d = abs (dir1 - dir2);
2160	if (d > 4)
2161	d = 8 - d;
2162		2274
2163	return d;	2275	return d > 4 ? 8 - d : d;
2164	}	2276	}
2165		2277
2166	/* peterm:	2278	/* peterm:
2167	* do LOS stuff for ball lightning. Go after the closest VISIBLE monster.	2279	* do LOS stuff for ball lightning. Go after the closest VISIBLE monster.
2168	* Basically, this is a table of directions, and what directions	2280	* Basically, this is a table of directions, and what directions
…		…
2170	* This basically means that if direction is 15, then it could either go	2282	* This basically means that if direction is 15, then it could either go
2171	* direction 4, 14, or 16 to get back to where we are.	2283	* direction 4, 14, or 16 to get back to where we are.
2172	* Moved from spell_util.c to object.c with the other related direction	2284	* Moved from spell_util.c to object.c with the other related direction
2173	* functions.	2285	* functions.
2174	*/	2286	*/
2175	int reduction_dir[SIZEOFFREE][3] = {	2287	static const int reduction_dir[SIZEOFFREE][3] = {
2176	{0, 0, 0}, /* 0 */	2288	{0, 0, 0}, /* 0 */
2177	{0, 0, 0}, /* 1 */	2289	{0, 0, 0}, /* 1 */
2178	{0, 0, 0}, /* 2 */	2290	{0, 0, 0}, /* 2 */
2179	{0, 0, 0}, /* 3 */	2291	{0, 0, 0}, /* 3 */
2180	{0, 0, 0}, /* 4 */	2292	{0, 0, 0}, /* 4 */
…		…
2274	* Add a check so we can't pick up invisible objects (0.93.8)	2386	* Add a check so we can't pick up invisible objects (0.93.8)
2275	*/	2387	*/
2276	int	2388	int
2277	can_pick (const object *who, const object *item)	2389	can_pick (const object *who, const object *item)
2278	{	2390	{
2279	return /*QUERY_FLAG(who,FLAG_WIZ)|| */	2391	return /*who->flag [FLAG_WIZ]|| */
2280	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&	2392	(item->weight > 0 && !item->flag [FLAG_NO_PICK] &&
2281	!QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->type == PLAYER || item->weight < who->weight / 3));	2393	!item->flag [FLAG_ALIVE] && !item->invisible && (who->is_player () || item->weight < who->weight / 3));
2282	}	2394	}
		2395
		2396	//-GPL
2283		2397
2284	/*	2398	/*
2285	* create clone from object to another	2399	* create clone from object to another
2286	*/	2400	*/
2287	object *	2401	object *
…		…
2318	return tmp;	2432	return tmp;
2319		2433
2320	return 0;	2434	return 0;
2321	}	2435	}
2322		2436
2323	const shstr &	2437	/* Zero the key_values on op, decrementing the shared-string
2324	object::kv_get (const shstr &key) const	2438	* refcounts and freeing the links.
		2439	*/
		2440	void
		2441	key_values::clear ()
2325	{	2442	{
		2443	for (key_value *kvp = first; kvp; )
		2444	{
		2445	key_value *next = kvp->next;
		2446	delete kvp;
		2447	kvp = next;
		2448	}
		2449
		2450	first = 0;
		2451	}
		2452
		2453	shstr_tmp
		2454	key_values::get (shstr_tmp key) const
		2455	{
2326	for (key_value *kv = key_values; kv; kv = kv->next)	2456	for (key_value *kv = first; kv; kv = kv->next)
2327	if (kv->key == key)	2457	if (kv->key == key)
2328	return kv->value;	2458	return kv->value;
2329		2459
2330	return shstr_null;	2460	return shstr ();
2331	}	2461	}
2332		2462
2333	void	2463	void
2334	object::kv_set (const shstr &key, const shstr &value)	2464	key_values::add (shstr_tmp key, shstr_tmp value)
2335	{	2465	{
		2466	key_value *kv = new key_value;
		2467
		2468	kv->next = first;
		2469	kv->key = key;
		2470	kv->value = value;
		2471
		2472	first = kv;
		2473	}
		2474
		2475	void
		2476	key_values::set (shstr_tmp key, shstr_tmp value)
		2477	{
2336	for (key_value *kv = key_values; kv; kv = kv->next)	2478	for (key_value *kv = first; kv; kv = kv->next)
2337	if (kv->key == key)	2479	if (kv->key == key)
2338	{	2480	{
2339	kv->value = value;	2481	kv->value = value;
2340	return;	2482	return;
2341	}	2483	}
2342		2484
2343	key_value *kv = new key_value;	2485	add (key, value);
2344
2345	kv->next = key_values;
2346	kv->key = key;
2347	kv->value = value;
2348
2349	key_values = kv;
2350	}	2486	}
2351		2487
2352	void	2488	void
2353	object::kv_del (const shstr &key)	2489	key_values::del (shstr_tmp key)
2354	{	2490	{
2355	for (key_value **kvp = &key_values; *kvp; kvp = &(*kvp)->next)	2491	for (key_value **kvp = &first; *kvp; kvp = &(*kvp)->next)
2356	if ((*kvp)->key == key)	2492	if ((*kvp)->key == key)
2357	{	2493	{
2358	key_value *kv = *kvp;	2494	key_value *kv = *kvp;
2359	*kvp = (*kvp)->next;	2495	*kvp = (*kvp)->next;
2360	delete kv;	2496	delete kv;
2361	return;	2497	return;
2362	}	2498	}
2363	}	2499	}
2364		2500
		2501	void
		2502	key_values::reverse ()
		2503	{
		2504	key_value *prev = 0;
		2505	key_value *head = first;
		2506
		2507	while (head)
		2508	{
		2509	key_value *node = head;
		2510	head = head->next;
		2511	node->next = prev;
		2512	prev = node;
		2513	}
		2514
		2515	first = prev;
		2516	}
		2517
		2518	key_values &
		2519	key_values::operator =(const key_values &kv)
		2520	{
		2521	clear ();
		2522
		2523	for (key_value *kvp = kv.first; kvp; kvp = kvp->next)
		2524	add (kvp->key, kvp->value);
		2525
		2526	reverse ();
		2527	}
		2528
2365	object::depth_iterator::depth_iterator (object *container)	2529	object::depth_iterator::depth_iterator (object *container)
2366	: iterator_base (container)	2530	: iterator_base (container)
2367	{	2531	{
2368	while (item->inv)	2532	while (item->inv)
2369	item = item->inv;	2533	item = item->inv;
…		…
2417	{	2581	{
2418	char flagdesc[512];	2582	char flagdesc[512];
2419	char info2[256 * 4];	2583	char info2[256 * 4];
2420	char *p = info;	2584	char *p = info;
2421		2585
2422	p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s,flags:[%s],type:%d}",	2586	p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s%s,flags:[%s],type:%d}",
2423	count,	2587	count,
2424	uuid.c_str (),	2588	uuid.c_str (),
2425	&name,	2589	&name,
2426	title ? "\",title:\"" : "",	2590	title ? ",title:\"" : "",
2427	title ? (const char *)title : "",	2591	title ? (const char *)title : "",
		2592	title ? "\"" : "",
2428	flag_desc (flagdesc, 512), type);	2593	flag_desc (flagdesc, 512), type);
2429		2594
2430	if (!flag[FLAG_REMOVED] && env)	2595	if (!flag[FLAG_REMOVED] && env)
2431	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));	2596	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2432		2597
…		…
2450	{	2615	{
2451	return map ? map->region (x, y)	2616	return map ? map->region (x, y)
2452	: region::default_region ();	2617	: region::default_region ();
2453	}	2618	}
2454		2619
2455	const materialtype_t *	2620	//+GPL
2456	object::dominant_material () const
2457	{
2458	if (materialtype_t *mt = name_to_material (materialname))
2459	return mt;
2460
2461	return name_to_material (shstr_unknown);
2462	}
2463		2621
2464	void	2622	void
2465	object::open_container (object *new_container)	2623	object::open_container (object *new_container)
2466	{	2624	{
2467	if (container == new_container)	2625	if (container == new_container)
…		…
2488	container = 0;	2646	container = 0;
2489		2647
2490	// client needs item update to make it work, client bug requires this to be separate	2648	// client needs item update to make it work, client bug requires this to be separate
2491	esrv_update_item (UPD_FLAGS, this, old_container);	2649	esrv_update_item (UPD_FLAGS, this, old_container);
2492		2650
2493	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));	2651	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", old_container->query_name ());
2494	play_sound (sound_find ("chest_close"));	2652	play_sound (sound_find ("chest_close"));
2495	}	2653	}
2496		2654
2497	if (new_container)	2655	if (new_container)
2498	{	2656	{
…		…
2502	// TODO: this does not seem to serve any purpose anymore?	2660	// TODO: this does not seem to serve any purpose anymore?
2503	#if 0	2661	#if 0
2504	// insert the "Close Container" object.	2662	// insert the "Close Container" object.
2505	if (archetype *closer = new_container->other_arch)	2663	if (archetype *closer = new_container->other_arch)
2506	{	2664	{
2507	object *closer = arch_to_object (new_container->other_arch);	2665	object *closer = new_container->other_arch->instance ();
2508	closer->flag [FLAG_NO_MAP_SAVE] = 1;	2666	closer->flag [FLAG_NO_MAP_SAVE] = 1;
2509	new_container->insert (closer);	2667	new_container->insert (closer);
2510	}	2668	}
2511	#endif	2669	#endif
2512		2670
2513	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));	2671	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", new_container->query_name ());
2514		2672
2515	// make sure the container is available, client bug requires this to be separate	2673	// make sure the container is available, client bug requires this to be separate
2516	esrv_send_item (this, new_container);	2674	esrv_send_item (this, new_container);
2517		2675
2518	new_container->flag [FLAG_APPLIED] = true;	2676	new_container->flag [FLAG_APPLIED] = true;
…		…
2525	}	2683	}
2526	// else if (!old_container->env && contr && contr->ns)	2684	// else if (!old_container->env && contr && contr->ns)
2527	// contr->ns->floorbox_reset ();	2685	// contr->ns->floorbox_reset ();
2528	}	2686	}
2529		2687
		2688	//-GPL
		2689
		2690	// prefetch some flat area around the player
		2691	static void
		2692	prefetch_surrounding_area (object *op, maptile *map, int range)
		2693	{
		2694	for (maprect *rect = map->split_to_tiles (mapwalk_buf,
		2695	op->x - range , op->y - range ,
		2696	op->x + range + 1, op->y + range + 1);
		2697	rect->m;
		2698	++rect)
		2699	{
		2700	rect->m->touch ();
		2701	rect->m->activate ();
		2702	}
		2703	}
		2704
		2705	// prefetch a generous area around the player, also up and down
		2706	void
		2707	object::prefetch_surrounding_maps ()
		2708	{
		2709	prefetch_surrounding_area (this, map, 40);
		2710
		2711	if (maptile *m = map->tile_available (TILE_DOWN))
		2712	prefetch_surrounding_area (this, m, 20);
		2713
		2714	if (maptile *m = map->tile_available (TILE_UP))
		2715	prefetch_surrounding_area (this, m, 20);
		2716	}
		2717
		2718	//+GPL
		2719
2530	object *	2720	object *
2531	object::force_find (const shstr name)	2721	object::force_find (shstr_tmp name)
2532	{	2722	{
2533	/* cycle through his inventory to look for the MARK we want to	2723	/* cycle through his inventory to look for the MARK we want to
2534	* place	2724	* place
2535	*/	2725	*/
2536	for (object *tmp = inv; tmp; tmp = tmp->below)	2726	for (object *tmp = inv; tmp; tmp = tmp->below)
…		…
2539		2729
2540	return 0;	2730	return 0;
2541	}	2731	}
2542		2732
2543	void	2733	void
		2734	object::force_set_timer (int duration)
		2735	{
		2736	this->duration = 1;
		2737	this->speed_left = -1.f;
		2738
		2739	this->set_speed (duration ? 1.f / duration : 0.f);
		2740	}
		2741
		2742	object *
2544	object::force_add (const shstr name, int duration)	2743	object::force_add (shstr_tmp name, int duration)
2545	{	2744	{
2546	if (object *force = force_find (name))	2745	if (object *force = force_find (name))
2547	force->destroy ();	2746	force->destroy ();
2548		2747
2549	object *force = get_archetype (FORCE_NAME);	2748	object *force = archetype::get (FORCE_NAME);
2550		2749
2551	force->slaying = name;	2750	force->slaying = name;
2552	force->stats.food = 1;	2751	force->force_set_timer (duration);
2553	force->speed_left = -1.f;
2554
2555	force->set_speed (duration ? 1.f / duration : 0.f);
2556	force->flag [FLAG_IS_USED_UP] = true;
2557	force->flag [FLAG_APPLIED] = true;	2752	force->flag [FLAG_APPLIED] = true;
2558		2753
2559	insert (force);	2754	return insert (force);
2560	}	2755	}
2561		2756
2562	void	2757	void
2563	object::play_sound (faceidx sound)	2758	object::play_sound (faceidx sound) const
2564	{	2759	{
2565	if (!sound)	2760	if (!sound)
2566	return;	2761	return;
2567		2762
2568	if (flag [FLAG_REMOVED])	2763	if (is_on_map ())
		2764	map->play_sound (sound, x, y);
		2765	else if (object *pl = in_player ())
		2766	pl->contr->play_sound (sound);
		2767	}
		2768
		2769	void
		2770	object::say_msg (const char *msg) const
		2771	{
		2772	if (is_on_map ())
		2773	map->say_msg (msg, x, y);
		2774	else if (object *pl = in_player ())
		2775	pl->contr->play_sound (sound);
		2776	}
		2777
		2778	void
		2779	object::make_noise ()
		2780	{
		2781	// we do not model noise in the map, so instead put
		2782	// a temporary light into the noise source
		2783	// could use the map instead, but that's less reliable for our
		2784	// goal, which is to make invisibility a bit harder to exploit
		2785
		2786	// currently only works sensibly for players
		2787	if (!is_player ())
2569	return;	2788	return;
2570		2789
2571	if (env)	2790	// find old force, or create new one
2572	{	2791	object *force = force_find (shstr_noise_force);
2573	if (object *pl = in_player ())	2792
2574	pl->contr->play_sound (sound);	2793	if (force)
2575	}	2794	force->speed_left = -1.f; // patch old speed up
2576	else	2795	else
2577	map->play_sound (sound, x, y);	2796	{
2578	}	2797	force = archetype::get (shstr_noise_force);
2579		2798
		2799	force->slaying = shstr_noise_force;
		2800	force->stats.food = 1;
		2801	force->speed_left = -1.f;
		2802
		2803	force->set_speed (1.f / 4.f);
		2804	force->flag [FLAG_IS_USED_UP] = true;
		2805	force->flag [FLAG_APPLIED] = true;
		2806
		2807	insert (force);
		2808	}
		2809	}
		2810
		2811	void object::change_move_type (MoveType mt)
		2812	{
		2813	if (move_type == mt)
		2814	return;
		2815
		2816	if (is_on_map ())
		2817	{
		2818	// we are on the map, so handle move_on/off effects
		2819	remove ();
		2820	move_type = mt;
		2821	map->insert (this, x, y, this);
		2822	}
		2823	else
		2824	move_type = mt;
		2825	}
		2826
		2827	/* object should be a player.
		2828	* we return the object the player has marked with the 'mark' command
		2829	* below. If no match is found (or object has changed), we return
		2830	* NULL. We leave it up to the calling function to print messages if
		2831	* nothing is found.
		2832	*/
		2833	object *
		2834	object::mark () const
		2835	{
		2836	if (contr && contr->mark && contr->mark->env == this)
		2837	return contr->mark;
		2838	else
		2839	return 0;
		2840	}
		2841
		2842	// put marked object first in the inventory
		2843	// this is used by identify-like spells so players can influence
		2844	// the order a bit.
		2845	void
		2846	object::splay_marked ()
		2847	{
		2848	if (object *marked = mark ())
		2849	splay (marked);
		2850	}
		2851

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