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Comparing deliantra/server/common/object.C (file contents):
Revision 1.272 by root, Sat Dec 27 04:09:58 2008 UTC vs.
Revision 1.366 by root, Sat Nov 17 23:40:00 2018 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 (©) 2017,2018 Marc Alexander Lehmann / the Deliantra team
4	* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	5	* Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	* Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team	6	* Copyright (©) 2001 Mark Wedel & Crossfire Development Team
6	* Copyright (©) 1992,2007 Frank Tore Johansen	7	* Copyright (©) 1992 Frank Tore Johansen
7	*	8	*
8	* Deliantra is free software: you can redistribute it and/or modify	9	* 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	10	* 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	11	* Free Software Foundation, either version 3 of the License, or (at your
11	* (at your option) any later version.	12	* option) any later version.
12	*	13	*
13	* This program is distributed in the hope that it will be useful,	14	* This program is distributed in the hope that it will be useful,
14	* but WITHOUT ANY WARRANTY; without even the implied warranty of	15	* but WITHOUT ANY WARRANTY; without even the implied warranty of
15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	16	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16	* GNU General Public License for more details.	17	* GNU General Public License for more details.
17	*	18	*
18	* You should have received a copy of the GNU General Public License	19	* 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/>.	20	* and the GNU General Public License along with this program. If not, see
		21	* <http://www.gnu.org/licenses/>.
20	*	22	*
21	* The authors can be reached via e-mail to <support@deliantra.net>	23	* The authors can be reached via e-mail to <support@deliantra.net>
22	*/	24	*/
23		25
24	#include <global.h>	26	#include <global.h>
25	#include <stdio.h>	27	#include <stdio.h>
26	#include <sys/types.h>	28	#include <sys/types.h>
27	#include <sys/uio.h>	29	#include <sys/uio.h>
28	#include <object.h>	30	#include <object.h>
29	#include <sproto.h>	31	#include <sproto.h>
30	#include <loader.h>
31		32
32	#include <bitset>	33	#include <bitset>
33		34
34	UUID UUID::cur;	35	UUID UUID::cur;
35	static uint64_t seq_next_save;	36	static uint64_t seq_next_save;
…		…
37	uint32_t mapspace::smellcount = 10000;	38	uint32_t mapspace::smellcount = 10000;
38		39
39	objectvec objects;	40	objectvec objects;
40	activevec actives;	41	activevec actives;
41		42
		43	freelist_item *object::freelist;
		44	uint32_t object::object_count;
		45	uint32_t object::free_count;
		46	uint32_t object::create_count;
		47	uint32_t object::destroy_count;
		48
		49	//+GPL
		50
42	short freearr_x[SIZEOFFREE] = {	51	int freearr_x[SIZEOFFREE] = {
43	0,	52	0,
44	0, 1, 1, 1, 0, -1, -1, -1,	53	0, 1, 1, 1, 0, -1, -1, -1,
45	0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,	54	0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,
46	0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1	55	0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1
47	};	56	};
48	short freearr_y[SIZEOFFREE] = {	57	int freearr_y[SIZEOFFREE] = {
49	0,	58	0,
50	-1, -1, 0, 1, 1, 1, 0, -1,	59	-1, -1, 0, 1, 1, 1, 0, -1,
51	-2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2,	60	-2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2,
52	-3, -3, -3, -3, -2, -1, 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3	61	-3, -3, -3, -3, -2, -1, 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3
53	};
54	int maxfree[SIZEOFFREE] = {
55	0,
56	9, 10, 13, 14, 17, 18, 21, 22,
57	25, 26, 27, 30, 31, 32, 33, 36, 37, 39, 39, 42, 43, 44, 45, 48,
58	49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49
59	};	62	};
60	int freedir[SIZEOFFREE] = {	63	int freedir[SIZEOFFREE] = {
61	0,	64	0,
62	1, 2, 3, 4, 5, 6, 7, 8,	65	1, 2, 3, 4, 5, 6, 7, 8,
63	1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8,	66	1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8,
64	1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8	67	1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8
65	};	68	};
66		69
		70	static int maxfree[SIZEOFFREE] = {
		71	0,
		72	9, 10, 13, 14, 17, 18, 21, 22,
		73	25, 26, 27, 30, 31, 32, 33, 36, 37, 39, 39, 42, 43, 44, 45, 48,
		74	49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49
		75	};
		76
		77	const char *wall_suffix[16] = {
		78	"0",
		79	"1_3",
		80	"1_4",
		81	"2_1_2",
		82	"1_2",
		83	"2_2_4",
		84	"2_2_1",
		85	"3_1",
		86	"1_1",
		87	"2_2_3",
		88	"2_2_2",
		89	"3_3",
		90	"2_1_1",
		91	"3_4",
		92	"3_2",
		93	"4"
		94	};
		95
67	static void	96	static void
68	write_uuid (uval64 skip, bool sync)	97	write_uuid (uval64 skip, bool sync)
69	{	98	{
70	CALL_BEGIN (2);	99	CALL_BEGIN (2);
71	CALL_ARG_SV (newSVval64 (skip));	100	CALL_ARG_SV (newSVval64 (skip));
…		…
73	CALL_CALL ("cf::write_uuid", G_DISCARD);	102	CALL_CALL ("cf::write_uuid", G_DISCARD);
74	CALL_END;	103	CALL_END;
75	}	104	}
76		105
77	static void	106	static void
78	read_uuid (void)	107	read_uuid ()
79	{	108	{
80	char filename[MAX_BUF];	109	char filename[MAX_BUF];
81		110
82	sprintf (filename, "%s/uuid", settings.localdir);	111	sprintf (filename, "%s/uuid", settings.localdir);
83		112
…		…
97		126
98	LOG (llevError, "FATAL: cannot open %s for reading!\n", filename);	127	LOG (llevError, "FATAL: cannot open %s for reading!\n", filename);
99	_exit (1);	128	_exit (1);
100	}	129	}
101		130
102	UUID::BUF buf;	131	char buf [UUID::MAX_LEN];
103	buf[0] = 0;	132	buf[0] = 0;
104	fgets (buf, sizeof (buf), fp);	133	fgets (buf, sizeof (buf), fp);
105		134
106	if (!UUID::cur.parse (buf))	135	if (!UUID::cur.parse (buf))
107	{	136	{
…		…
134		163
135	void	164	void
136	UUID::init ()	165	UUID::init ()
137	{	166	{
138	read_uuid ();	167	read_uuid ();
		168	}
		169
		170	bool
		171	UUID::parse (const char *s)
		172	{
		173	if (*s++ != '<' || *s++ != '1' || *s++ != '.')
		174	return false;
		175
		176	seq = 0;
		177
		178	while (*s != '>')
		179	{
		180	if (*s < '0')
		181	return false;
		182
		183	// this gives nice branchless code with gcc
		184	assert ('0' < 'a' && '0' == 48 && 'a' == 97);
		185	int digit = (*s + (*s & 0x40 ? 9 : 0)) & 15;
		186
		187	seq = (seq << 4) | digit;
		188
		189	++s;
		190	}
		191
		192	return true;
		193	}
		194
		195	char *
		196	UUID::append (char *buf) const
		197	{
		198	*buf++ = '<';
		199	*buf++ = '1';
		200	*buf++ = '.';
		201
		202	uint64_t seq = this->seq;
		203	const int bits = 64;
		204	char nz = 0;
		205	static const char tohex [] = "0123456789abcdef";
		206
		207	// assert (len >= 3 + bits / 4 + 1 + 1);
		208	for (int i = bits / 4; --i; )
		209	{
		210	uint8_t digit = seq >> (bits - 4);
		211
		212	*buf = tohex [digit];
		213	nz |= digit;
		214	buf += nz ? 1 : 0;
		215	seq <<= 4;
		216	}
		217
		218	// last digit is special - always emit
		219	uint8_t digit = seq >> (bits - 4);
		220	*buf++ = tohex [digit];
		221
		222	*buf++ = '>';
		223
		224	return buf;
		225	}
		226
		227	char *
		228	UUID::c_str () const
		229	{
		230	static char buf [MAX_LEN];
		231	*append (buf) = 0;
		232	return buf;
139	}	233	}
140		234
141	/* Returns TRUE if every key_values in wants has a partner with the same value in has. */	235	/* Returns TRUE if every key_values in wants has a partner with the same value in has. */
142	static bool	236	static bool
143	compare_ob_value_lists_one (const object *wants, const object *has)	237	compare_ob_value_lists_one (const object *wants, const object *has)
144	{	238	{
145	/* n-squared behaviour (see kv_get), but I'm hoping both	239	/* n-squared behaviour (see kv.get), but I'm hoping both
146	* objects with lists are rare, and lists stay short. If not, use a	240	* objects with lists are rare, and lists stay short. If not, use a
147	* different structure or at least keep the lists sorted...	241	* different structure or at least keep the lists sorted...
148	*/	242	*/
149		243
150	/* For each field in wants, */	244	/* For each field in wants, */
151	for (key_value *kv = wants->key_values; kv; kv = kv->next)	245	for (key_value *kv = wants->kv.first; kv; kv = kv->next)
152	if (has->kv_get (kv->key) != kv->value)	246	if (has->kv.get (kv->key) != kv->value)
153	return false;	247	return false;
154		248
155	/* If we get here, every field in wants has a matching field in has. */	249	/* If we get here, every field in wants has a matching field in has. */
156	return true;	250	return true;
157	}	251	}
…		…
179	* Improvements made with merge: Better checking on potion, and also	273	* Improvements made with merge: Better checking on potion, and also
180	* check weight	274	* check weight
181	*/	275	*/
182	bool object::can_merge_slow (object *ob1, object *ob2)	276	bool object::can_merge_slow (object *ob1, object *ob2)
183	{	277	{
184	/* A couple quicksanity checks */	278	/* A couple quick sanity checks */
185	if (ob1 == ob2	279	if (ob1 == ob2
186	|| ob1->type != ob2->type	280	|| ob1->type != ob2->type
187	|| ob1->speed != ob2->speed
188	|| ob1->value != ob2->value	281	|| ob1->value != ob2->value
189	|| ob1->name != ob2->name)	282	|| ob1->name != ob2->name
		283	|| ob1->custom_name != ob2->custom_name
		284	|| fabs (ob1->speed - ob2->speed) >= MIN_ACTIVE_SPEED)
190	return 0;	285	return 0;
191		286
192	/* Do not merge objects if nrof would overflow, assume nrof	287	/* Do not merge objects if nrof would overflow, assume nrof
193	* is always 0 .. 2**31-1 */	288	* is always 0 .. 2**31-1 */
194	if (ob1->nrof > 0x7fffffff - ob2->nrof)	289	if (ob1->nrof > 0x7fffffff - ob2->nrof)
…		…
198	* This is to the comparison of the flags below will be OK. We	293	* This is to the comparison of the flags below will be OK. We
199	* just can't ignore the been applied or identified flags, as they	294	* just can't ignore the been applied or identified flags, as they
200	* are not equal - just if it has been identified, the been_applied	295	* are not equal - just if it has been identified, the been_applied
201	* flags lose any meaning.	296	* flags lose any meaning.
202	*/	297	*/
203	if (QUERY_FLAG (ob1, FLAG_IDENTIFIED))	298	if (ob1->flag [FLAG_IDENTIFIED])
204	SET_FLAG (ob1, FLAG_BEEN_APPLIED);	299	ob1->set_flag (FLAG_BEEN_APPLIED);
205		300
206	if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))	301	if (ob2->flag [FLAG_IDENTIFIED])
207	SET_FLAG (ob2, FLAG_BEEN_APPLIED);	302	ob2->set_flag (FLAG_BEEN_APPLIED);
208		303
209	if (ob1->arch->archname != ob2->arch->archname	304	if (ob1->arch->archname != ob2->arch->archname
210	|| ob1->name != ob2->name	305	|| ob1->name != ob2->name
211	|| ob1->title != ob2->title	306	|| ob1->title != ob2->title
212	|| ob1->msg != ob2->msg	307	|| ob1->msg != ob2->msg
…		…
215	|| ob1->magic != ob2->magic	310	|| ob1->magic != ob2->magic
216	|| ob1->slaying != ob2->slaying	311	|| ob1->slaying != ob2->slaying
217	|| ob1->skill != ob2->skill	312	|| ob1->skill != ob2->skill
218	|| ob1->value != ob2->value	313	|| ob1->value != ob2->value
219	|| ob1->animation_id != ob2->animation_id	314	|| ob1->animation_id != ob2->animation_id
220	|| (ob1->face != ob2->face && !ob1->animation_id) // face and animation are dependent on each other	315	|| (ob1->face != ob2->face && !ob1->animation_id) // face and animation are dependend on each other
221	|| ob1->client_type != ob2->client_type	316	|| ob1->client_type != ob2->client_type
222	|| ob1->materialname != ob2->materialname	317	|| ob1->material != ob2->material
223	|| ob1->lore != ob2->lore	318	|| ob1->lore != ob2->lore
224	|| ob1->subtype != ob2->subtype	319	|| ob1->subtype != ob2->subtype
225	|| ob1->move_type != ob2->move_type	320	|| ob1->move_type != ob2->move_type
226	|| ob1->move_block != ob2->move_block	321	|| ob1->move_block != ob2->move_block
227	|| ob1->move_allow != ob2->move_allow	322	|| ob1->move_allow != ob2->move_allow
228	|| ob1->move_on != ob2->move_on	323	|| ob1->move_on != ob2->move_on
229	|| ob1->move_off != ob2->move_off	324	|| ob1->move_off != ob2->move_off
230	|| ob1->move_slow != ob2->move_slow	325	|| ob1->move_slow != ob2->move_slow
231	|| ob1->move_slow_penalty != ob2->move_slow_penalty	326	|| fabs (ob1->move_slow_penalty - ob2->move_slow_penalty) >= (1.f / 1024.f)
232	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))	327	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
233	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))	328	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))
234	return 0;	329	return 0;
235		330
236	if ((ob1->flag ^ ob2->flag)	331	if ((ob1->flag ^ ob2->flag)
…		…
257	/* inventory ok - still need to check rest of this object to see	352	/* inventory ok - still need to check rest of this object to see
258	* if it is valid.	353	* if it is valid.
259	*/	354	*/
260	}	355	}
261		356
262	/* Don't merge objects that are applied. With the new 'body' code,	357	/* Don't merge objects that are applied. With the new 'body' code,
263	* it is possible for most any character to have more than one of	358	* it is possible for most any character to have more than one of
264	* some items equipped, and we don't want those to merge.	359	* some items equipped, and we don't want those to merge.
265	*/	360	*/
266	if (QUERY_FLAG (ob1, FLAG_APPLIED) || QUERY_FLAG (ob2, FLAG_APPLIED))	361	if (ob1->flag [FLAG_APPLIED] || ob2->flag [FLAG_APPLIED])
267	return 0;	362	return 0;
268		363
269	/* Note sure why the following is the case - either the object has to	364	/* Not sure why the following is the case - either the object has to
270	* be animated or have a very low speed. Is this an attempted monster	365	* be animated or have a very low speed. Is this an attempted monster
271	* check?	366	* check?
272	*/	367	*/
273	if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && ob1->has_active_speed ())	368	if (!ob1->flag [FLAG_ANIMATE] && ob1->has_active_speed ())
274	return 0;	369	return 0;
275		370
276	switch (ob1->type)	371	switch (ob1->type)
277	{	372	{
278	case SCROLL:	373	case SCROLL:
279	if (ob1->level != ob2->level)	374	if (ob1->level != ob2->level)
280	return 0;	375	return 0;
281	break;	376	break;
282	}	377	}
283		378
284	if (ob1->key_values || ob2->key_values)	379	if (!ob1->kv.empty () || !ob2->kv.empty ())
285	{	380	{
286	/* At least one of these has key_values. */	381	/* At least one of these has key_values. */
287	if ((!ob1->key_values) != (!ob2->key_values))	382	if (ob1->kv.empty () != ob2->kv.empty ())
288	return 0; /* One has fields, but the other one doesn't. */	383	return 0; /* One has fields, but the other one doesn't. */
289		384
290	if (!compare_ob_value_lists (ob1, ob2))	385	if (!compare_ob_value_lists (ob1, ob2))
291	return 0;	386	return 0;
292	}	387	}
…		…
328	// the player inventory itself is always visible	423	// the player inventory itself is always visible
329	if (env->is_player ())	424	if (env->is_player ())
330	return env;	425	return env;
331		426
332	// else a player could have our env open	427	// else a player could have our env open
333	object *envest = env->outer_env ();	428	object *envest = env->outer_env_or_self ();
334		429
335	// the player itself is always on a map, so we will find him here	430	// the player itself is always on a map, so we will find him here
336	// even if our inv is in a player.	431	// even if our inv is in a player.
337	if (envest->is_on_map ())	432	if (envest->is_on_map ())
338	if (object *pl = envest->ms ().player ())	433	if (object *pl = envest->ms ().player ())
339	if (pl->container == env)	434	if (pl->container_ () == env)
340	return pl;	435	return pl;
341	}	436	}
342	else	437	else
343	{	438	{
344	// maybe there is a player standing on the same mapspace	439	// maybe there is a player standing on the same mapspace
345	// this will catch the case where "this" is a player	440	// this will catch the case where "this" is a player
346	if (object *pl = ms ().player ())	441	if (object *pl = ms ().player ())
347	if ((!pl->container && pl->contr->ns && !pl->contr->ns->update_look)	442	if ((pl->contr->ns && !pl->container_ () && !pl->contr->ns->update_look)
348	|| this == pl->container)	443	|| pl->container_ () == this)
349	return pl;	444	return pl;
350	}	445	}
351	}	446	}
352		447
353	return 0;	448	return 0;
354	}	449	}
355		450
356	// adjust weight per container type ("of holding")	451	// adjust weight per container type ("of holding")
357	static sint32	452	static weight_t
358	weight_adjust_for (object *op, sint32 weight)	453	weight_adjust_for (object *op, weight_t weight)
359	{	454	{
360	return op->type == CONTAINER	455	if (op->type == CONTAINER)
361	? lerp (weight, 0, 100, 0, 100 - op->stats.Str)	456	weight -= weight * op->stats.Str / 100;
362	: weight;
363	}
364		457
		458	return weight;
		459	}
		460
365	/*	461	/*
366	* adjust_weight(object, weight) adds the specified weight to an object,	462	* subtracts, then adds, the specified weight to an object,
367	* and also updates how much the environment(s) is/are carrying.	463	* and also updates how much the environment(s) is/are carrying.
368	*/	464	*/
369	static void	465	static void
370	adjust_weight (object *op, sint32 weight)	466	adjust_weight (object *op, weight_t sub, weight_t add)
371	{	467	{
372	while (op)	468	while (op)
373	{	469	{
374	// adjust by actual difference to account for rounding errors	470	weight_t carrying = (weight_t)op->carrying
375	// i.e. (w2 - w1) / f != w2 / f - w1 / f and the latter is correct	471	- weight_adjust_for (op, sub)
376	weight = weight_adjust_for (op, op->carrying)	472	+ weight_adjust_for (op, add);
377	- weight_adjust_for (op, op->carrying - weight);
378		473
379	if (!weight)	474	sub = op->carrying;
380	return;
381
382	op->carrying += weight;	475	op->carrying = carrying;
		476	add = op->carrying;
383		477
384	if (object *pl = op->visible_to ())	478	if (object *pl = op->visible_to ())
385	if (pl != op) // player is handled lazily	479	if (pl != op) // player is handled lazily
386	esrv_update_item (UPD_WEIGHT, pl, op);	480	esrv_update_item (UPD_WEIGHT, pl, op);
387		481
…		…
395	* containers are carrying, and sums it up.	489	* containers are carrying, and sums it up.
396	*/	490	*/
397	void	491	void
398	object::update_weight ()	492	object::update_weight ()
399	{	493	{
400	sint32 sum = 0;	494	weight_t sum = 0;
401		495
402	for (object *op = inv; op; op = op->below)	496	for (object *op = inv; op; op = op->below)
403	{	497	{
404	if (op->inv)
405	op->update_weight ();	498	op->update_weight ();
406		499
407	sum += op->total_weight ();	500	sum += weight_adjust_for (this, op->total_weight ());
408	}	501	}
409
410	sum = weight_adjust_for (this, sum);
411		502
412	if (sum != carrying)	503	if (sum != carrying)
413	{	504	{
		505	if (carrying != sum && carrying)//D
		506	LOG (llevDebug, "updating carrying got %ld, expected %ld (%s)\n",
		507	(long long)sum, (long long)carrying, debug_desc ());
		508
414	carrying = sum;	509	carrying = sum;
415		510
416	if (object *pl = visible_to ())	511	if (object *pl = visible_to ())
417	if (pl != this) // player is handled lazily	512	if (pl != this) // player is handled lazily
418	esrv_update_item (UPD_WEIGHT, pl, this);	513	esrv_update_item (UPD_WEIGHT, pl, this);
…		…
431	object_freezer freezer;	526	object_freezer freezer;
432	op->write (freezer);	527	op->write (freezer);
433	return freezer.as_string ();	528	return freezer.as_string ();
434	}	529	}
435		530
436	/*	531	char *
437	* get_nearest_part(multi-object, object 2) returns the part of the	532	object::as_string ()
438	* multi-object 1 which is closest to the second object.
439	* If it's not a multi-object, it is returned.
440	*/
441	object *
442	get_nearest_part (object *op, const object *pl)
443	{	533	{
444	object *tmp, *closest;	534	return dump_object (this);
445	int last_dist, i;
446
447	if (!op->more)
448	return op;
449
450	for (last_dist = distance (op, pl), closest = op, tmp = op->more;
451	tmp;
452	tmp = tmp->more)
453	if ((i = distance (tmp, pl)) < last_dist)
454	closest = tmp, last_dist = i;
455
456	return closest;
457	}	535	}
458		536
459	/*	537	/*
460	* Returns the object which has the count-variable equal to the argument.	538	* Returns the object which has the count-variable equal to the argument.
461	* VERRRY slow.	539	* VERRRY slow.
…		…
463	object *	541	object *
464	find_object (tag_t i)	542	find_object (tag_t i)
465	{	543	{
466	for_all_objects (op)	544	for_all_objects (op)
467	if (op->count == i)	545	if (op->count == i)
		546	return op;
		547
		548	return 0;
		549	}
		550
		551	/*
		552	* Returns the object which has the uuid equal to the argument.
		553	* MOAR VERRRY slow.
		554	*/
		555
		556	object *
		557	find_object_uuid (UUID i)
		558	{
		559	for_all_objects (op)
		560	if (op->uuid == i)
468	return op;	561	return op;
469		562
470	return 0;	563	return 0;
471	}	564	}
472		565
…		…
506	LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ());	599	LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ());
507	return;	600	return;
508	}	601	}
509		602
510	this->owner = owner;	603	this->owner = owner;
511	}
512
513	int
514	object::slottype () const
515	{
516	if (type == SKILL)
517	{
518	if (IS_COMBAT_SKILL (subtype)) return slot_combat;
519	if (IS_RANGED_SKILL (subtype)) return slot_ranged;
520	}
521	else
522	{
523	if (slot [body_combat].info) return slot_combat;
524	if (slot [body_range ].info) return slot_ranged;
525	}
526
527	return slot_none;
528	}
529
530	bool
531	object::change_weapon (object *ob)
532	{
533	if (current_weapon == ob)
534	return true;
535
536	if (chosen_skill)
537	chosen_skill->flag [FLAG_APPLIED] = false;
538
539	current_weapon = ob;
540	chosen_skill = !ob || ob->type == SKILL ? ob : find_skill_by_name (this, ob->skill);
541
542	if (chosen_skill)
543	chosen_skill->flag [FLAG_APPLIED] = true;
544
545	update_stats ();
546
547	if (ob)
548	{
549	// now check wether any body locations became invalid, in which case
550	// we cannot apply the weapon at the moment.
551	for (int i = 0; i < NUM_BODY_LOCATIONS; ++i)
552	if (slot[i].used < 0)
553	{
554	current_weapon = chosen_skill = 0;
555	update_stats ();
556
557	new_draw_info_format (NDI_UNIQUE, 0, this,
558	"You try to balance all your items at once, "
559	"but the %s is just too much for your body. "
560	"[You need to unapply some items first.]", &ob->name);
561	return false;
562	}
563
564	//new_draw_info_format (NDI_UNIQUE, 0, this, "You switch to your %s.", &ob->name);
565	}
566	else
567	;//new_draw_info_format (NDI_UNIQUE, 0, this, "You unwield your weapons.");
568
569	if (ob && !ob->flag [FLAG_APPLIED] && ob->type != SPELL)
570	{
571	LOG (llevError | logBacktrace, "%s changed to unapplied weapon %s",
572	&name, ob->debug_desc ());
573	return false;
574	}
575
576	return true;
577	}
578
579	/* Zero the key_values on op, decrementing the shared-string
580	* refcounts and freeing the links.
581	*/
582	static void
583	free_key_values (object *op)
584	{
585	for (key_value *i = op->key_values; i; )
586	{
587	key_value *next = i->next;
588	delete i;
589
590	i = next;
591	}
592
593	op->key_values = 0;
594	}	604	}
595		605
596	/*	606	/*
597	* copy_to first frees everything allocated by the dst object,	607	* copy_to first frees everything allocated by the dst object,
598	* and then copies the contents of itself into the second	608	* and then copies the contents of itself into the second
…		…
604	void	614	void
605	object::copy_to (object *dst)	615	object::copy_to (object *dst)
606	{	616	{
607	dst->remove ();	617	dst->remove ();
608	*(object_copy *)dst = *this;	618	*(object_copy *)dst = *this;
		619
		620	// maybe move to object_copy?
		621	dst->kv = kv;
		622
609	dst->flag [FLAG_REMOVED] = true;	623	dst->flag [FLAG_REMOVED] = true;
610
611	/* Copy over key_values, if any. */
612	if (key_values)
613	{
614	key_value *tail = 0;
615	dst->key_values = 0;
616
617	for (key_value *i = key_values; i; i = i->next)
618	{
619	key_value *new_link = new key_value;
620
621	new_link->next = 0;
622	new_link->key = i->key;
623	new_link->value = i->value;
624
625	/* Try and be clever here, too. */
626	if (!dst->key_values)
627	{
628	dst->key_values = new_link;
629	tail = new_link;
630	}
631	else
632	{
633	tail->next = new_link;
634	tail = new_link;
635	}
636	}
637	}
638
639	if (speed < 0)
640	dst->speed_left -= rndm ();
641
642	dst->activate ();	624	dst->activate ();
643	}	625	}
644		626
645	void	627	void
646	object::instantiate ()	628	object::instantiate ()
647	{	629	{
648	if (!uuid.seq) // HACK	630	if (!uuid.seq) // HACK
649	uuid = UUID::gen ();	631	uuid = UUID::gen ();
650		632
		633	// TODO: unclean state changes, should not be done in copy_to AND instantiate
		634	if (flag [FLAG_RANDOM_SPEED] && speed)
		635	speed_left = - speed - rndm (); // TODO animation
		636	else
651	speed_left = -0.1f;	637	speed_left = -1.;
		638
652	/* copy the body_info to the body_used - this is only really	639	/* copy the body_info to the body_used - this is only really
653	* need for monsters, but doesn't hurt to do it for everything.	640	* need for monsters, but doesn't hurt to do it for everything.
654	* by doing so, when a monster is created, it has good starting	641	* by doing so, when a monster is created, it has good starting
655	* values for the body_used info, so when items are created	642	* values for the body_used info, so when items are created
656	* for it, they can be properly equipped.	643	* for it, they can be properly equipped.
657	*/	644	*/
658	for (int i = NUM_BODY_LOCATIONS; i--; )	645	for (int i = 0; i < NUM_BODY_LOCATIONS; ++i)
659	slot[i].used = slot[i].info;	646	slot[i].used = slot[i].info;
660		647
661	attachable::instantiate ();	648	attachable::instantiate ();
662	}	649	}
663		650
664	object *	651	object *
665	object::clone ()	652	object::clone ()
666	{	653	{
667	object *neu = create ();	654	object *neu = create ();
668	copy_to (neu);	655	copy_to (neu);
		656
		657	// TODO: unclean state changes, should not be done in clone AND instantiate
		658	if (neu->flag [FLAG_RANDOM_SPEED] && neu->speed)
		659	neu->speed_left = - neu->speed - rndm (); // TODO animation
		660
669	neu->map = map; // not copied by copy_to	661	neu->map = map; // not copied by copy_to
670	return neu;	662	return neu;
671	}	663	}
672		664
673	/*	665	/*
…		…
676	* be called to update the face variable, _and_ how it looks on the map.	668	* be called to update the face variable, _and_ how it looks on the map.
677	*/	669	*/
678	void	670	void
679	update_turn_face (object *op)	671	update_turn_face (object *op)
680	{	672	{
681	if (!QUERY_FLAG (op, FLAG_IS_TURNABLE) || !op->arch)	673	if (!op->flag [FLAG_IS_TURNABLE] || !op->arch)
682	return;	674	return;
683		675
684	SET_ANIMATION (op, op->direction);	676	SET_ANIMATION (op, op->direction);
685	update_object (op, UP_OBJ_FACE);	677	update_object (op, UP_OBJ_FACE);
686	}	678	}
…		…
691	* This function needs to be called whenever the speed of an object changes.	683	* This function needs to be called whenever the speed of an object changes.
692	*/	684	*/
693	void	685	void
694	object::set_speed (float speed)	686	object::set_speed (float speed)
695	{	687	{
696	if (flag [FLAG_FREED] && speed)
697	{
698	LOG (llevError, "Object %s is freed but has speed.\n", &name);
699	speed = 0;
700	}
701
702	this->speed = speed;	688	this->speed = speed;
703		689
704	if (has_active_speed ())	690	if (has_active_speed ())
705	activate ();	691	activate ();
706	else	692	else
…		…
753	}	739	}
754		740
755	mapspace &m = op->ms ();	741	mapspace &m = op->ms ();
756		742
757	if (!(m.flags_ & P_UPTODATE))	743	if (!(m.flags_ & P_UPTODATE))
758	/* nop */;	744	m.update_up (); // nothing to do except copy up
759	else if (action == UP_OBJ_INSERT)	745	else if (action == UP_OBJ_INSERT)
760	{	746	{
		747	#if 0
761	// this is likely overkill, TODO: revisit (schmorp)	748	// this is likely overkill, TODO: revisit (schmorp)
762	if ((QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(m.flags_ & P_BLOCKSVIEW))	749	if ((op->flag [FLAG_BLOCKSVIEW] && !(m.flags_ & P_BLOCKSVIEW))
763	|| (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(m.flags_ & P_NO_MAGIC))	750	|| (op->flag [FLAG_NO_MAGIC] && !(m.flags_ & P_NO_MAGIC))
764	|| (op->is_player () && !(m.flags_ & P_PLAYER))	751	|| (op->is_player () && !(m.flags_ & P_PLAYER))
765	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))	752	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))
766	|| (QUERY_FLAG (op, FLAG_ALIVE) && !(m.flags_ & P_IS_ALIVE))	753	|| (op->flag [FLAG_ALIVE] && !(m.flags_ & P_IS_ALIVE))
767	|| (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC))	754	|| (op->flag [FLAG_DAMNED] && !(m.flags_ & P_NO_CLERIC))
768	|| (m.move_on | op->move_on ) != m.move_on	755	|| (m.move_on | op->move_on ) != m.move_on
769	|| (m.move_off | op->move_off ) != m.move_off	756	|| (m.move_off | op->move_off ) != m.move_off
770	|| (m.move_slow | op->move_slow) != m.move_slow	757	|| (m.move_slow | op->move_slow) != m.move_slow
771	/* This isn't perfect, but I don't expect a lot of objects to	758	/* This isn't perfect, but I don't expect a lot of objects to
772	* have move_allow right now.	759	* have move_allow right now.
773	*/	760	*/
774	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block	761	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block
775	|| 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp)
776	m.invalidate ();	762	m.invalidate ();
		763	#else
		764	// the above is not strong enough a test to skip updating. los maybe? TODO (schmorp)
		765	m.invalidate ();
		766	#endif
777	}	767	}
778	/* if the object is being removed, we can't make intelligent	768	/* if the object is being removed, we can't make intelligent
779	* decisions, because remove_ob can't really pass the object	769	* decisions, because remove_ob can't really pass the object
780	* that is being removed.	770	* that is being removed.
781	*/	771	*/
782	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)	772	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)
783	m.invalidate ();	773	m.invalidate ();
784	else if (action == UP_OBJ_FACE)	774	else if (action == UP_OBJ_FACE)
785	/* Nothing to do for that case */ ;	775	m.update_up (); // nothing to do for that case, except copy up
786	else	776	else
787	LOG (llevError, "update_object called with invalid action: %d\n", action);	777	LOG (llevError, "update_object called with invalid action: %d\n", action);
788		778
789	if (op->more)	779	if (op->more)
790	update_object (op->more, action);	780	update_object (op->more, action);
791	}	781	}
792		782
793	object::object ()	783	object::object ()
794	{	784	{
795	SET_FLAG (this, FLAG_REMOVED);	785	this->set_flag (FLAG_REMOVED);
796		786
797	expmul = 1.0;	787	//expmul = 1.0; declared const for the time being
798	face = blank_face;	788	face = blank_face;
		789	material = MATERIAL_NULL;
799	}	790	}
800		791
801	object::~object ()	792	object::~object ()
802	{	793	{
803	unlink ();	794	unlink ();
804		795
805	free_key_values (this);	796	kv.clear ();
806	}	797	}
807
808	static int object_count;
809		798
810	void object::link ()	799	void object::link ()
811	{	800	{
812	assert (!index);//D	801	assert (!index);//D
813	uuid = UUID::gen ();	802	uuid = UUID::gen ();
814	count = ++object_count;
815		803
816	refcnt_inc ();	804	refcnt_inc ();
817	objects.insert (this);	805	objects.insert (this);
		806
		807	++create_count;
		808
818	}	809	}
819		810
820	void object::unlink ()	811	void object::unlink ()
821	{	812	{
822	if (!index)	813	if (!index)
823	return;	814	return;
		815
		816	++destroy_count;
824		817
825	objects.erase (this);	818	objects.erase (this);
826	refcnt_dec ();	819	refcnt_dec ();
827	}	820	}
828		821
…		…
831	{	824	{
832	/* If already on active list, don't do anything */	825	/* If already on active list, don't do anything */
833	if (active)	826	if (active)
834	return;	827	return;
835		828
836	if (has_active_speed () && flag [FLAG_FREED]) LOG (llevError | logBacktrace, "BUG: tried to activate freed object %s\n", debug_desc ());//D
837	if (has_active_speed () && flag [FLAG_DEBUG]) LOG (llevError | logBacktrace, "BUG: tried to activate DEBUG object %s\n", debug_desc ());//D temp
838
839	if (has_active_speed ())	829	if (has_active_speed ())
		830	{
		831	if (flag [FLAG_FREED])
		832	LOG (llevError | logBacktrace, "BUG: tried to activate freed object %s\n", debug_desc ());//D
		833
840	actives.insert (this);	834	actives.insert (this);
		835	}
841	}	836	}
842		837
843	void	838	void
844	object::activate_recursive ()	839	object::activate_recursive ()
845	{	840	{
…		…
849	op->activate_recursive ();	844	op->activate_recursive ();
850	}	845	}
851		846
852	/* This function removes object 'op' from the list of active	847	/* This function removes object 'op' from the list of active
853	* objects.	848	* objects.
854	* This should only be used for style maps or other such	849	* This should only be used for style maps or other such
855	* reference maps where you don't want an object that isn't	850	* reference maps where you don't want an object that isn't
856	* in play chewing up cpu time getting processed.	851	* in play chewing up cpu time getting processed.
857	* The reverse of this is to call update_ob_speed, which	852	* The reverse of this is to call update_ob_speed, which
858	* will do the right thing based on the speed of the object.	853	* will do the right thing based on the speed of the object.
859	*/	854	*/
…		…
905	* if some form of movement is allowed, let objects	900	* if some form of movement is allowed, let objects
906	* drop on that space.	901	* drop on that space.
907	*/	902	*/
908	if (!drop_to_ground	903	if (!drop_to_ground
909	|| !map	904	|| !map
910	|| map->in_memory != MAP_ACTIVE	905	|| !map->linkable ()
911	|| map->no_drop	906	|| map->no_drop
912	|| ms ().move_block == MOVE_ALL)	907	|| ms ().move_block == MOVE_ALL)
913	{	908	{
914	while (inv)	909	while (inv)
915	inv->destroy ();	910	inv->destroy ();
…		…
931	map->insert (op, x, y);	926	map->insert (op, x, y);
932	}	927	}
933	}	928	}
934	}	929	}
935		930
		931	/*
		932	* Remove and free all objects in the inventory of the given object.
		933	* Unlike destroy_inv, this assumes the *this is destroyed as well
		934	* well, so we can (and have to!) take shortcuts.
		935	*/
		936	void
		937	object::destroy_inv_fast ()
		938	{
		939	while (object *op = inv)
		940	{
		941	// remove from object the fast way
		942	op->flag [FLAG_REMOVED] = true;
		943	op->env = 0;
		944	if ((inv = inv->below))
		945	inv->above = 0;
		946
		947	// then destroy
		948	op->destroy ();
		949	}
		950	}
		951
		952	void
		953	object::freelist_free (int count)
		954	{
		955	while (count-- && freelist)
		956	{
		957	freelist_item *next = freelist->next;
		958	// count is being "destroyed"
		959
		960	sfree ((char *)freelist, sizeof (object));
		961
		962	freelist = next;
		963	--free_count;
		964	}
		965	}
		966
		967	object *
936	object *object::create ()	968	object::create ()
937	{	969	{
938	object *op = new object;	970	object *op;
		971
		972	if (freelist)
		973	{
		974	freelist_item li = *freelist;
		975	memset (freelist, 0, sizeof (object));
		976
		977	op = new (freelist) object;
		978	op->count = li.count;
		979
		980	freelist = li.next;
		981	--free_count;
		982	}
		983	else
		984	{
		985	void *ni = salloc0<char> (sizeof (object));
		986
		987	op = new(ni) object;
		988
		989	op->count = ++object_count;
		990	}
		991
939	op->link ();	992	op->link ();
		993
940	return op;	994	return op;
941	}	995	}
942		996
943	static struct freed_map : maptile	997	void
		998	object::do_delete ()
944	{	999	{
945	freed_map ()	1000	uint32_t count = this->count;
946	{
947	path = "<freed objects map>";
948	name = "/internal/freed_objects_map";
949	width = 3;
950	height = 3;
951	no_drop = 1;
952	no_reset = 1;
953		1001
954	alloc ();	1002	this->~object ();
955	in_memory = MAP_ACTIVE;
956	}
957		1003
958	~freed_map ()	1004	freelist_item *li = (freelist_item *)this;
959	{	1005	li->next = freelist;
960	destroy ();	1006	li->count = count;
961	}	1007
962	} freed_map; // freed objects are moved here to avoid crashes	1008	freelist = li;
		1009	++free_count;
		1010	}
963		1011
964	void	1012	void
965	object::do_destroy ()	1013	object::do_destroy ()
966	{	1014	{
967	if (flag [FLAG_IS_LINKED])	1015	if (flag [FLAG_IS_LINKED])
968	remove_button_link (this);	1016	remove_link ();
969		1017
970	if (flag [FLAG_FRIENDLY])	1018	if (flag [FLAG_FRIENDLY])
971	remove_friendly_object (this);	1019	remove_friendly_object (this);
972		1020
973	remove ();	1021	remove ();
…		…
1010	LOG (llevError | logBacktrace, "tried to destroy the tail of an object");	1058	LOG (llevError | logBacktrace, "tried to destroy the tail of an object");
1011	head->destroy ();	1059	head->destroy ();
1012	return;	1060	return;
1013	}	1061	}
1014		1062
1015	destroy_inv (false);	1063	destroy_inv_fast ();
1016		1064
1017	if (is_head ())	1065	if (is_head ())
1018	if (sound_destroy)	1066	if (sound_destroy)
1019	play_sound (sound_destroy);	1067	play_sound (sound_destroy);
1020	else if (flag [FLAG_MONSTER])	1068	else if (flag [FLAG_MONSTER])
…		…
1031	* the previous environment.	1079	* the previous environment.
1032	*/	1080	*/
1033	void	1081	void
1034	object::do_remove ()	1082	object::do_remove ()
1035	{	1083	{
1036	object *tmp, *last = 0;
1037	object *otmp;
1038
1039	if (flag [FLAG_REMOVED])	1084	if (flag [FLAG_REMOVED])
1040	return;	1085	return;
1041		1086
1042	INVOKE_OBJECT (REMOVE, this);	1087	INVOKE_OBJECT (REMOVE, this);
1043		1088
1044	flag [FLAG_REMOVED] = true;	1089	flag [FLAG_REMOVED] = true;
1045		1090
1046	if (more)	1091	if (more)
1047	more->remove ();	1092	more->remove ();
1048		1093
1049	/*	1094	/*
1050	* In this case, the object to be removed is in someones	1095	* In this case, the object to be removed is in someones
1051	* inventory.	1096	* inventory.
1052	*/	1097	*/
1053	if (env)	1098	if (env)
1054	{	1099	{
1055	flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed	1100	flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed
1056	if (object *pl = visible_to ())	1101	if (object *pl = visible_to ())
1057	esrv_del_item (pl->contr, count);	1102	esrv_del_item (pl->contr, count);
1058	flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed	1103	flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed
1059		1104
1060	adjust_weight (env, -total_weight ());	1105	adjust_weight (env, total_weight (), 0);
1061		1106
1062	object *pl = in_player ();	1107	object *pl = in_player ();
1063		1108
1064	/* we set up values so that it could be inserted into	1109	/* we set up values so that it could be inserted into
1065	* the map, but we don't actually do that - it is up	1110	* the map, but we don't actually do that - it is up
…		…
1075		1120
1076	above = 0;	1121	above = 0;
1077	below = 0;	1122	below = 0;
1078	env = 0;	1123	env = 0;
1079		1124
1080	/* NO_FIX_PLAYER is set when a great many changes are being	1125	if (pl && pl->is_player ())
1081	* made to players inventory. If set, avoiding the call
1082	* to save cpu time.
1083	*/	1126	{
1084	if (pl)	1127	if (expect_false (pl->contr->combat_ob == this))
1085	if (pl->is_player () && (glow_radius || !QUERY_FLAG (pl, FLAG_NO_FIX_PLAYER)))
1086	{	1128	{
1087	pl->update_stats ();	1129	pl->apply (pl->contr->combat_ob, AP_UNAPPLY | AP_IGNORE_CURSE);
		1130	pl->contr->combat_ob = 0;
		1131	if (pl->contr->ranged_ob) pl->apply (pl->contr->ranged_ob);
		1132	}
1088		1133
		1134	if (expect_false (pl->contr->ranged_ob == this))
		1135	{
		1136	pl->apply (pl->contr->ranged_ob, AP_UNAPPLY | AP_IGNORE_CURSE);
		1137	pl->contr->ranged_ob = 0;
		1138	if (pl->contr->combat_ob) pl->apply (pl->contr->combat_ob);
		1139	}
		1140
		1141	pl->contr->queue_stats_update ();
		1142
1089	if (glow_radius && pl->is_on_map ())	1143	if (expect_false (glow_radius) && pl->is_on_map ())
1090	update_all_los (pl->map, pl->x, pl->y);	1144	update_all_los (pl->map, pl->x, pl->y);
1091	}	1145	}
1092	}	1146	}
1093	else if (map)	1147	else if (map)
1094	{	1148	{
1095	map->dirty = true;	1149	map->dirty = true;
1096	mapspace &ms = this->ms ();	1150	mapspace &ms = this->ms ();
1097		1151
1098	if (object *pl = ms.player ())	1152	if (object *pl = ms.player ())
1099	{	1153	{
1100	if (is_player ())	1154	if (is_player ())
1101	{	1155	{
		1156	if (!flag [FLAG_WIZPASS])
1102	ms.smell = ++mapspace::smellcount; // remember the smell of the player	1157	ms.smell = ++mapspace::smellcount; // remember the smell of the player
1103		1158
1104	// leaving a spot always closes any open container on the ground	1159	// leaving a spot always closes any open container on the ground
1105	if (container && !container->env)	1160	if (container && !container->env)
1106	// this causes spurious floorbox updates, but it ensures	1161	// this causes spurious floorbox updates, but it ensures
1107	// that the CLOSE event is being sent.	1162	// that the CLOSE event is being sent.
1108	close_container ();	1163	close_container ();
1109		1164
1110	--map->players;	1165	--map->players;
1111	map->touch ();	1166	map->touch ();
1112	}	1167	}
1113	else if (pl->container == this)	1168	else if (pl->container_ () == this)
1114	{	1169	{
1115	// removing a container should close it	1170	// removing a container should close it
1116	close_container ();	1171	close_container ();
1117	}	1172	}
1118		1173	else
1119	esrv_del_item (pl->contr, count);	1174	esrv_del_item (pl->contr, count);
1120	}	1175	}
1121		1176
1122	/* link the object above us */	1177	/* link the object above us */
1123	// re-link, make sure compiler can easily use cmove	1178	// re-link, make sure compiler can easily use cmove
1124	*(above ? &above->below : &ms.top) = below;	1179	*(above ? &above->below : &ms.top) = below;
…		…
1127	above = 0;	1182	above = 0;
1128	below = 0;	1183	below = 0;
1129		1184
1130	ms.invalidate ();	1185	ms.invalidate ();
1131		1186
1132	if (map->in_memory == MAP_SAVING)
1133	return;
1134
1135	int check_walk_off = !flag [FLAG_NO_APPLY];	1187	int check_walk_off = !flag [FLAG_NO_APPLY];
1136		1188
1137	if (object *pl = ms.player ())	1189	if (object *pl = ms.player ())
1138	{	1190	{
1139	if (pl->container == this)	1191	if (pl->container_ () == this)
1140	/* If a container that the player is currently using somehow gets	1192	/* If a container that the player is currently using somehow gets
1141	* removed (most likely destroyed), update the player view	1193	* removed (most likely destroyed), update the player view
1142	* appropriately.	1194	* appropriately.
1143	*/	1195	*/
1144	pl->close_container ();	1196	pl->close_container ();
…		…
1148	//TODO: update floorbox to preserve ordering	1200	//TODO: update floorbox to preserve ordering
1149	if (pl->contr->ns)	1201	if (pl->contr->ns)
1150	pl->contr->ns->floorbox_update ();	1202	pl->contr->ns->floorbox_update ();
1151	}	1203	}
1152		1204
		1205	if (check_walk_off)
1153	for (tmp = ms.bot; tmp; tmp = tmp->above)	1206	for (object *above, *tmp = ms.bot; tmp; tmp = above)
1154	{	1207	{
		1208	above = tmp->above;
		1209
1155	/* No point updating the players look faces if he is the object	1210	/* No point updating the players look faces if he is the object
1156	* being removed.	1211	* being removed.
1157	*/	1212	*/
1158		1213
1159	/* See if object moving off should effect something */	1214	/* See if object moving off should effect something */
1160	if (check_walk_off
1161	&& ((move_type & tmp->move_off)	1215	if ((move_type & tmp->move_off)
1162	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))	1216	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0)
1163	{
1164	move_apply (tmp, this, 0);	1217	move_apply (tmp, this, 0);
1165
1166	if (destroyed ())
1167	LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1168	}	1218	}
1169
1170	last = tmp;
1171	}
1172		1219
1173	if (affects_los ())	1220	if (affects_los ())
1174	update_all_los (map, x, y);	1221	update_all_los (map, x, y);
1175	}	1222	}
1176	}	1223	}
…		…
1220		1267
1221	object *prev = this;	1268	object *prev = this;
1222		1269
1223	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)	1270	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)
1224	{	1271	{
1225	object *op = arch_to_object (at);	1272	object *op = at->instance ();
1226		1273
1227	op->name = name;	1274	op->name = name;
1228	op->name_pl = name_pl;	1275	op->name_pl = name_pl;
1229	op->title = title;	1276	op->title = title;
1230		1277
…		…
1268	* Passing 0 for flag gives proper default values, so flag really only needs	1315	* Passing 0 for flag gives proper default values, so flag really only needs
1269	* to be set if special handling is needed.	1316	* to be set if special handling is needed.
1270	*	1317	*
1271	* Return value:	1318	* Return value:
1272	* new object if 'op' was merged with other object	1319	* new object if 'op' was merged with other object
1273	* NULL if 'op' was destroyed	1320	* NULL if there was an error (destroyed, blocked etc.)
1274	* just 'op' otherwise	1321	* just 'op' otherwise
1275	*/	1322	*/
1276	object *	1323	object *
1277	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)	1324	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1278	{	1325	{
1279	op->remove ();	1326	op->remove ();
1280		1327
1281	if (m == &freed_map)//D TODO: remove soon	1328	if (m == &freed_map)//D TODO: remove soon
1282	{//D	1329	{//D
1283	LOG (llevError | logBacktrace, "tries to insret object on freed objects map: %s", op->debug_desc ());//D	1330	LOG (llevError | logBacktrace, "tries to insert object on freed objects map: %s", op->debug_desc ());//D
1284	}//D	1331	}//D
1285		1332
1286	/* Ideally, the caller figures this out. However, it complicates a lot	1333	/* Ideally, the caller figures this out. However, it complicates a lot
1287	* of areas of callers (eg, anything that uses find_free_spot would now	1334	* of areas of callers (eg, anything that uses find_free_spot would now
1288	* need extra work	1335	* need extra work
1289	*/	1336	*/
		1337	maptile *newmap = m;
1290	if (!xy_normalise (m, op->x, op->y))	1338	if (!xy_normalise (newmap, op->x, op->y))
1291	{	1339	{
1292	op->head_ ()->destroy ();// remove head_ once all tail object destroyers found	1340	op->head_ ()->destroy ();// remove head_ once all tail object destroyers found
1293	return 0;	1341	return 0;
1294	}	1342	}
1295		1343
1296	if (object *more = op->more)	1344	if (object *more = op->more)
1297	if (!insert_ob_in_map (more, m, originator, flag))	1345	if (!insert_ob_in_map (more, m, originator, flag))
1298	return 0;	1346	return 0;
1299		1347
1300	CLEAR_FLAG (op, FLAG_REMOVED);	1348	op->flag [FLAG_REMOVED] = false;
1301		1349	op->env = 0;
1302	op->map = m;	1350	op->map = newmap;
		1351
1303	mapspace &ms = op->ms ();	1352	mapspace &ms = op->ms ();
1304		1353
1305	/* this has to be done after we translate the coordinates.	1354	/* this has to be done after we translate the coordinates.
1306	*/	1355	*/
1307	if (op->nrof && !(flag & INS_NO_MERGE))	1356	if (op->nrof && !(flag & INS_NO_MERGE))
…		…
1313	// from here :/	1362	// from here :/
1314	op->nrof += tmp->nrof;	1363	op->nrof += tmp->nrof;
1315	tmp->destroy ();	1364	tmp->destroy ();
1316	}	1365	}
1317		1366
1318	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */	1367	op->clr_flag (FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
1319	CLEAR_FLAG (op, FLAG_INV_LOCKED);	1368	op->clr_flag (FLAG_INV_LOCKED);
1320		1369
1321	if (!QUERY_FLAG (op, FLAG_ALIVE))	1370	if (!op->flag [FLAG_ALIVE])
1322	CLEAR_FLAG (op, FLAG_NO_STEAL);	1371	op->clr_flag (FLAG_NO_STEAL);
1323		1372
1324	if (flag & INS_BELOW_ORIGINATOR)	1373	if (flag & INS_BELOW_ORIGINATOR)
1325	{	1374	{
1326	if (originator->map != op->map || originator->x != op->x || originator->y != op->y)	1375	if (originator->map != op->map || originator->x != op->x || originator->y != op->y)
1327	{	1376	{
1328	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");	1377	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");
1329	abort ();	1378	abort ();
1330	}	1379	}
1331		1380
1332	if (!originator->is_on_map ())	1381	if (!originator->is_on_map ())
		1382	{
1333	LOG (llevDebug | logBacktrace, "insert_ob_in_map(%s) called with INS_BELOW_ORIGINATOR when originator '%s' not on map",	1383	LOG (llevError, "insert_ob_in_map(%s) called with INS_BELOW_ORIGINATOR when originator '%s' not on map",
1334	op->debug_desc (), originator->debug_desc ());	1384	op->debug_desc (), originator->debug_desc ());
		1385	abort ();
		1386	}
1335		1387
1336	op->above = originator;	1388	op->above = originator;
1337	op->below = originator->below;	1389	op->below = originator->below;
1338	originator->below = op;	1390	originator->below = op;
1339		1391
…		…
1352	* We've already dealt with merging if appropriate.	1404	* We've already dealt with merging if appropriate.
1353	* Generally, we want to put the new object on top. But if	1405	* Generally, we want to put the new object on top. But if
1354	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last	1406	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last
1355	* floor, we want to insert above that and no further.	1407	* floor, we want to insert above that and no further.
1356	* Also, if there are spell objects on this space, we stop processing	1408	* Also, if there are spell objects on this space, we stop processing
1357	* once we get to them. This reduces the need to traverse over all of	1409	* once we get to them. This reduces the need to traverse over all of
1358	* them when adding another one - this saves quite a bit of cpu time	1410	* them when adding another one - this saves quite a bit of cpu time
1359	* when lots of spells are cast in one area. Currently, it is presumed	1411	* when lots of spells are cast in one area. Currently, it is presumed
1360	* that flying non pickable objects are spell objects.	1412	* that flying non pickable objects are spell objects.
1361	*/	1413	*/
1362	for (object *tmp = ms.bot; tmp; tmp = tmp->above)	1414	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1363	{	1415	{
1364	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) || QUERY_FLAG (tmp, FLAG_OVERLAY_FLOOR))	1416	if (tmp->flag [FLAG_IS_FLOOR] || tmp->flag [FLAG_OVERLAY_FLOOR])
1365	floor = tmp;	1417	floor = tmp;
1366		1418
1367	if (QUERY_FLAG (tmp, FLAG_NO_PICK) && (tmp->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (tmp, FLAG_IS_FLOOR))	1419	if (tmp->flag [FLAG_NO_PICK] && (tmp->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !tmp->flag [FLAG_IS_FLOOR])
1368	{	1420	{
1369	/* We insert above top, so we want this object below this */	1421	/* We insert above top, so we want this object below this */
1370	top = tmp->below;	1422	top = tmp->below;
1371	break;	1423	break;
1372	}	1424	}
…		…
1390	&& (op->face && !faces [op->face].visibility))	1442	&& (op->face && !faces [op->face].visibility))
1391	{	1443	{
1392	object *last;	1444	object *last;
1393		1445
1394	for (last = top; last != floor; last = last->below)	1446	for (last = top; last != floor; last = last->below)
1395	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))	1447	if (last->flag [FLAG_BLOCKSVIEW] && (last->type != EXIT))
1396	break;	1448	break;
1397		1449
1398	/* Check to see if we found the object that blocks view,	1450	/* Check to see if we found the object that blocks view,
1399	* and make sure we have a below pointer for it so that	1451	* and make sure we have a below pointer for it so that
1400	* we can get inserted below this one, which requires we	1452	* we can get inserted below this one, which requires we
…		…
1471	* blocked() and wall() work properly), and these flags are updated by	1523	* blocked() and wall() work properly), and these flags are updated by
1472	* update_object().	1524	* update_object().
1473	*/	1525	*/
1474		1526
1475	/* if this is not the head or flag has been passed, don't check walk on status */	1527	/* if this is not the head or flag has been passed, don't check walk on status */
1476	if (!(flag & INS_NO_WALK_ON) && op->head_ () == op)	1528	if (!(flag & INS_NO_WALK_ON) && op->is_head ())
1477	{	1529	{
1478	if (check_move_on (op, originator))	1530	if (check_move_on (op, originator, flag))
1479	return 0;	1531	return 0;
1480		1532
1481	/* If we are a multi part object, lets work our way through the check	1533	/* If we are a multi part object, let's work our way through the check
1482	* walk on's.	1534	* walk on's.
1483	*/	1535	*/
1484	for (object *tmp = op->more; tmp; tmp = tmp->more)	1536	for (object *tmp = op->more; tmp; tmp = tmp->more)
1485	if (check_move_on (tmp, originator))	1537	if (check_move_on (tmp, originator, flag))
1486	return 0;	1538	return 0;
1487	}	1539	}
1488		1540
1489	return op;	1541	return op;
1490	}	1542	}
1491		1543
1492	/* this function inserts an object in the map, but if it	1544	/* this function inserts an object in the map, but if it
1493	* finds an object of its own type, it'll remove that one first.	1545	* finds an object of its own type, it'll remove that one first.
1494	* op is the object to insert it under: supplies x and the map.	1546	* op is the object to insert it under: supplies x and the map.
1495	*/	1547	*/
1496	void	1548	void
1497	replace_insert_ob_in_map (const char *arch_string, object *op)	1549	replace_insert_ob_in_map (shstr_tmp archname, object *op)
1498	{	1550	{
1499	/* first search for itself and remove any old instances */	1551	/* first search for itself and remove any old instances */
1500		1552
1501	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)	1553	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
1502	if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */	1554	if (tmp->arch->archname == archname) /* same archetype */
1503	tmp->destroy ();	1555	tmp->destroy ();
1504		1556
1505	object *tmp = arch_to_object (archetype::find (arch_string));	1557	object *tmp = archetype::find (archname)->instance ();
1506		1558
1507	tmp->x = op->x;	1559	tmp->x = op->x;
1508	tmp->y = op->y;	1560	tmp->y = op->y;
1509		1561
1510	insert_ob_in_map (tmp, op->map, op, 0);	1562	insert_ob_in_map (tmp, op->map, op, 0);
…		…
1515	{	1567	{
1516	if (where->env)	1568	if (where->env)
1517	return where->env->insert (this);	1569	return where->env->insert (this);
1518	else	1570	else
1519	return where->map->insert (this, where->x, where->y, originator, flags);	1571	return where->map->insert (this, where->x, where->y, originator, flags);
		1572	}
		1573
		1574	// check whether we can put this into the map, respect max_volume, max_items
		1575	bool
		1576	object::can_drop_at (maptile *m, int x, int y, object *originator)
		1577	{
		1578	mapspace &ms = m->at (x, y);
		1579
		1580	int items = ms.items ();
		1581
		1582	if (!items // testing !items ensures we can drop at least one item
		1583	|| (items < m->max_items
		1584	&& ms.volume () < m->max_volume))
		1585	return true;
		1586
		1587	if (originator)
		1588	originator->failmsgf (
		1589	"No matter how hard you try, you just cannot put the %s here! H<Try to remove some items from the floor first.>",
		1590	query_name ()
		1591	);
		1592
		1593	return false;
1520	}	1594	}
1521		1595
1522	/*	1596	/*
1523	* decrease(object, number) decreases a specified number from	1597	* decrease(object, number) decreases a specified number from
1524	* the amount of an object. If the amount reaches 0, the object	1598	* the amount of an object. If the amount reaches 0, the object
…		…
1534		1608
1535	nr = min (nr, nrof);	1609	nr = min (nr, nrof);
1536		1610
1537	if (nrof > nr)	1611	if (nrof > nr)
1538	{	1612	{
		1613	weight_t oweight = total_weight ();
		1614
1539	nrof -= nr;	1615	nrof -= nr;
1540	adjust_weight (env, -weight * max (1, nr)); // carrying == 0
1541		1616
1542	if (object *pl = visible_to ())	1617	if (object *pl = visible_to ())
1543	esrv_update_item (UPD_NROF, pl, this);	1618	esrv_update_item (UPD_NROF, pl, this);
		1619
		1620	adjust_weight (env, oweight, total_weight ());
1544		1621
1545	return true;	1622	return true;
1546	}	1623	}
1547	else	1624	else
1548	{	1625	{
…		…
1602	/*	1679	/*
1603	* env->insert (op)	1680	* env->insert (op)
1604	* This function inserts the object op in the linked list	1681	* This function inserts the object op in the linked list
1605	* inside the object environment.	1682	* inside the object environment.
1606	*	1683	*
1607	* The function returns now pointer to inserted item, and return value can	1684	* The function returns now pointer to inserted item, and return value can
1608	* be != op, if items are merged. -Tero	1685	* be != op, if items are merged. -Tero
1609	*/	1686	*/
1610	object *	1687	object *
1611	object::insert (object *op)	1688	object::insert (object *op)
1612	{	1689	{
…		…
1623	if (op->nrof)	1700	if (op->nrof)
1624	for (object *tmp = inv; tmp; tmp = tmp->below)	1701	for (object *tmp = inv; tmp; tmp = tmp->below)
1625	if (object::can_merge (tmp, op))	1702	if (object::can_merge (tmp, op))
1626	{	1703	{
1627	/* return the original object and remove inserted object	1704	/* return the original object and remove inserted object
1628	(client needs the original object) */	1705	(client prefers the original object) */
		1706
		1707	// carrying must be 0 for mergable objects
		1708	weight_t oweight = weight_t (tmp->weight) * tmp->nrof;
		1709
1629	tmp->nrof += op->nrof;	1710	tmp->nrof += op->nrof;
1630		1711
1631	if (object *pl = tmp->visible_to ())	1712	if (object *pl = tmp->visible_to ())
1632	esrv_update_item (UPD_NROF, pl, tmp);	1713	esrv_update_item (UPD_NROF, pl, tmp);
1633		1714
1634	adjust_weight (this, op->total_weight ());	1715	adjust_weight (this, oweight, weight_t (tmp->weight) * tmp->nrof);
1635		1716
1636	op->destroy ();	1717	op->destroy ();
1637	op = tmp;	1718	op = tmp;
1638	goto inserted;	1719	goto inserted;
1639	}	1720	}
…		…
1655	op->flag [FLAG_REMOVED] = 0;	1736	op->flag [FLAG_REMOVED] = 0;
1656		1737
1657	if (object *pl = op->visible_to ())	1738	if (object *pl = op->visible_to ())
1658	esrv_send_item (pl, op);	1739	esrv_send_item (pl, op);
1659		1740
1660	adjust_weight (this, op->total_weight ());	1741	adjust_weight (this, 0, op->total_weight ());
1661		1742
1662	inserted:	1743	inserted:
1663	/* reset the light list and los of the players on the map */	1744	/* reset the light list and los of the players on the map */
1664	if (op->glow_radius && is_on_map ())	1745	if (op->glow_radius && is_on_map ())
1665	{	1746	{
1666	update_stats ();	1747	update_stats ();
1667	update_all_los (map, x, y);	1748	update_all_los (map, x, y);
1668	}	1749	}
1669	else if (is_player () && !flag [FLAG_NO_FIX_PLAYER])	1750	else if (is_player ())
1670	// if this is a player's inventory, update stats	1751	// if this is a player's inventory, update stats
1671	update_stats ();	1752	contr->queue_stats_update ();
1672		1753
1673	INVOKE_OBJECT (INSERT, this);	1754	INVOKE_OBJECT (INSERT, this);
1674		1755
1675	return op;	1756	return op;
1676	}	1757	}
…		…
1694	* MSW 2001-07-08: Check all objects on space, not just those below	1775	* MSW 2001-07-08: Check all objects on space, not just those below
1695	* object being inserted. insert_ob_in_map may not put new objects	1776	* object being inserted. insert_ob_in_map may not put new objects
1696	* on top.	1777	* on top.
1697	*/	1778	*/
1698	int	1779	int
1699	check_move_on (object *op, object *originator)	1780	check_move_on (object *op, object *originator, int flags)
1700	{	1781	{
		1782	if (op->flag [FLAG_NO_APPLY])
		1783	return 0;
		1784
1701	object *tmp;	1785	object *tmp;
1702	maptile *m = op->map;	1786	maptile *m = op->map;
1703	int x = op->x, y = op->y;	1787	int x = op->x, y = op->y;
1704		1788
1705	MoveType move_on, move_slow, move_block;	1789	mapspace &ms = m->at (x, y);
1706		1790
1707	if (QUERY_FLAG (op, FLAG_NO_APPLY))	1791	ms.update ();
1708	return 0;
1709		1792
1710	move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y);	1793	MoveType move_on = ms.move_on;
1711	move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y);	1794	MoveType move_slow = ms.move_slow;
1712	move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y);	1795	MoveType move_block = ms.move_block;
1713		1796
1714	/* if nothing on this space will slow op down or be applied,	1797	/* if nothing on this space will slow op down or be applied,
1715	* no need to do checking below. have to make sure move_type	1798	* no need to do checking below. have to make sure move_type
1716	* is set, as lots of objects don't have it set - we treat that	1799	* is set, as lots of objects don't have it set - we treat that
1717	* as walking.	1800	* as walking.
…		…
1726	*/	1809	*/
1727	if ((op->move_type & ~move_on & ~move_block) != 0 && (op->move_type & ~move_slow & ~move_block) != 0)	1810	if ((op->move_type & ~move_on & ~move_block) != 0 && (op->move_type & ~move_slow & ~move_block) != 0)
1728	return 0;	1811	return 0;
1729		1812
1730	/* The objects have to be checked from top to bottom.	1813	/* The objects have to be checked from top to bottom.
1731	* Hence, we first go to the top:	1814	* Hence, we first go to the top:
1732	*/	1815	*/
1733		1816	for (object *next, *tmp = ms.top; tmp; tmp = next)
1734	for (tmp = op->ms ().bot; tmp && tmp->above; tmp = tmp->above)
1735	{
1736	/* Trim the search when we find the first other spell effect
1737	* this helps performance so that if a space has 50 spell objects,
1738	* we don't need to check all of them.
1739	*/
1740	if ((tmp->move_type & MOVE_FLY_LOW) && QUERY_FLAG (tmp, FLAG_NO_PICK))
1741	break;
1742	}	1817	{
		1818	next = tmp->below;
1743		1819
1744	for (; tmp; tmp = tmp->below)
1745	{
1746	if (tmp == op)	1820	if (tmp == op)
1747	continue; /* Can't apply yourself */	1821	continue; /* Can't apply yourself */
1748		1822
1749	/* Check to see if one of the movement types should be slowed down.	1823	/* Check to see if one of the movement types should be slowed down.
1750	* Second check makes sure that the movement types not being slowed	1824	* Second check makes sure that the movement types not being slowed
1751	* (~slow_move) is not blocked on this space - just because the	1825	* (~slow_move) is not blocked on this space - just because the
1752	* space doesn't slow down swimming (for example), if you can't actually	1826	* space doesn't slow down swimming (for example), if you can't actually
1753	* swim on that space, can't use it to avoid the penalty.	1827	* swim on that space, can't use it to avoid the penalty.
1754	*/	1828	*/
1755	if (!QUERY_FLAG (op, FLAG_WIZPASS))	1829	if (!op->flag [FLAG_WIZPASS])
1756	{	1830	{
1757	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||	1831	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||
1758	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))	1832	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))
1759	{	1833	{
1760
1761	float
1762	diff = tmp->move_slow_penalty * fabs (op->speed);	1834	float diff = tmp->move_slow_penalty * fabs (op->speed);
1763		1835
1764	if (op->is_player ())	1836	if (op->is_player ())
1765	if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||	1837	if ((tmp->flag [FLAG_IS_HILLY ] && find_skill_by_number (op, SK_CLIMBING)) ||
1766	(QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))	1838	(tmp->flag [FLAG_IS_WOODED] && find_skill_by_number (op, SK_WOODSMAN)))
1767	diff /= 4.0;	1839	diff /= 4.0;
1768		1840
1769	op->speed_left -= diff;	1841	op->speed_left -= diff;
1770	}	1842	}
1771	}	1843	}
1772		1844
1773	/* Basically same logic as above, except now for actual apply. */	1845	/* Basically same logic as above, except now for actual apply. */
1774	if ((!op->move_type && tmp->move_on & MOVE_WALK) ||	1846	if ((!op->move_type && tmp->move_on & MOVE_WALK) ||
1775	((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0))	1847	((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0))
1776	{	1848	{
		1849	if ((flags & INS_NO_AUTO_EXIT)
		1850	&& (tmp->type == EXIT || tmp->type == TELEPORTER
		1851	|| tmp->type == HOLE || tmp->type == TRAPDOOR)) //TODO: temporary, fix exits instead
		1852	continue;
		1853
1777	move_apply (tmp, op, originator);	1854	move_apply (tmp, op, originator);
1778		1855
1779	if (op->destroyed ())	1856	if (op->destroyed ())
1780	return 1;	1857	return 1;
1781		1858
…		…
1893	void	1970	void
1894	flag_inv (object *op, int flag)	1971	flag_inv (object *op, int flag)
1895	{	1972	{
1896	for (object *tmp = op->inv; tmp; tmp = tmp->below)	1973	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1897	{	1974	{
1898	SET_FLAG (tmp, flag);	1975	tmp->set_flag (flag);
1899	flag_inv (tmp, flag);	1976	flag_inv (tmp, flag);
1900	}	1977	}
1901	}	1978	}
1902		1979
1903	/*	1980	/*
…		…
1906	void	1983	void
1907	unflag_inv (object *op, int flag)	1984	unflag_inv (object *op, int flag)
1908	{	1985	{
1909	for (object *tmp = op->inv; tmp; tmp = tmp->below)	1986	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1910	{	1987	{
1911	CLEAR_FLAG (tmp, flag);	1988	tmp->clr_flag (flag);
1912	unflag_inv (tmp, flag);	1989	unflag_inv (tmp, flag);
1913	}	1990	}
1914	}	1991	}
1915		1992
1916	/*	1993	/*
…		…
1926	* inform the caller. However, insert_ob_in_map will update as	2003	* inform the caller. However, insert_ob_in_map will update as
1927	* necessary, so the caller shouldn't need to do any special work.	2004	* necessary, so the caller shouldn't need to do any special work.
1928	* Note - updated to take an object instead of archetype - this is necessary	2005	* Note - updated to take an object instead of archetype - this is necessary
1929	* because arch_blocked (now ob_blocked) needs to know the movement type	2006	* because arch_blocked (now ob_blocked) needs to know the movement type
1930	* to know if the space in question will block the object. We can't use	2007	* to know if the space in question will block the object. We can't use
1931	* the archetype because that isn't correct if the monster has been	2008	* the archetype because that isn't correct if the monster has been
1932	* customized, changed states, etc.	2009	* customized, changed states, etc.
1933	*/	2010	*/
1934	int	2011	int
1935	find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)	2012	find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
1936	{	2013	{
1937	int altern[SIZEOFFREE];	2014	int altern[SIZEOFFREE];
1938	int index = 0, flag;	2015	int index = 0;
1939		2016
1940	for (int i = start; i < stop; i++)	2017	for (int i = start; i < stop; i++)
1941	{	2018	{
1942	mapxy pos (m, x, y); pos.move (i);	2019	mapxy pos (m, x, y); pos.move (i);
1943		2020
…		…
1959	continue;	2036	continue;
1960	}	2037	}
1961		2038
1962	/* Basically, if we find a wall on a space, we cut down the search size.	2039	/* Basically, if we find a wall on a space, we cut down the search size.
1963	* In this way, we won't return spaces that are on another side of a wall.	2040	* In this way, we won't return spaces that are on another side of a wall.
1964	* This mostly work, but it cuts down the search size in all directions -	2041	* This mostly work, but it cuts down the search size in all directions -
1965	* if the space being examined only has a wall to the north and empty	2042	* if the space being examined only has a wall to the north and empty
1966	* spaces in all the other directions, this will reduce the search space	2043	* spaces in all the other directions, this will reduce the search space
1967	* to only the spaces immediately surrounding the target area, and	2044	* to only the spaces immediately surrounding the target area, and
1968	* won't look 2 spaces south of the target space.	2045	* won't look 2 spaces south of the target space.
1969	*/	2046	*/
…		…
1999	*/	2076	*/
2000	int	2077	int
2001	find_first_free_spot (const object *ob, maptile *m, int x, int y)	2078	find_first_free_spot (const object *ob, maptile *m, int x, int y)
2002	{	2079	{
2003	for (int i = 0; i < SIZEOFFREE; i++)	2080	for (int i = 0; i < SIZEOFFREE; i++)
2004	if (!ob->blocked (m, x + freearr_x[i], y + freearr_y[i]))	2081	if (!ob->blocked (m, x + DIRX (i), y + DIRY (i)))
2005	return i;	2082	return i;
2006		2083
2007	return -1;	2084	return -1;
2008	}	2085	}
2009		2086
…		…
2020		2097
2021	while (--end)	2098	while (--end)
2022	swap (arr [end], arr [rndm (end + 1)]);	2099	swap (arr [end], arr [rndm (end + 1)]);
2023	}	2100	}
2024		2101
2025	/* new function to make monster searching more efficient, and effective!	2102	/* new function to make monster searching more efficient, and effective!
2026	* This basically returns a randomized array (in the passed pointer) of	2103	* This basically returns a randomized array (in the passed pointer) of
2027	* the spaces to find monsters. In this way, it won't always look for	2104	* the spaces to find monsters. In this way, it won't always look for
2028	* monsters to the north first. However, the size of the array passed	2105	* monsters to the north first. However, the size of the array passed
2029	* covers all the spaces, so within that size, all the spaces within	2106	* covers all the spaces, so within that size, all the spaces within
2030	* the 3x3 area will be searched, just not in a predictable order.	2107	* the 3x3 area will be searched, just not in a predictable order.
…		…
2055	* there is capable of.	2132	* there is capable of.
2056	*/	2133	*/
2057	int	2134	int
2058	find_dir (maptile *m, int x, int y, object *exclude)	2135	find_dir (maptile *m, int x, int y, object *exclude)
2059	{	2136	{
2060	int i, max = SIZEOFFREE, mflags;	2137	int max = SIZEOFFREE;
2061
2062	sint16 nx, ny;
2063	object *tmp;
2064	maptile *mp;
2065
2066	MoveType blocked, move_type;	2138	MoveType move_type;
2067		2139
2068	if (exclude && exclude->head_ () != exclude)	2140	if (exclude && exclude->head_ () != exclude)
2069	{	2141	{
2070	exclude = exclude->head;	2142	exclude = exclude->head;
2071	move_type = exclude->move_type;	2143	move_type = exclude->move_type;
…		…
2074	{	2146	{
2075	/* If we don't have anything, presume it can use all movement types. */	2147	/* If we don't have anything, presume it can use all movement types. */
2076	move_type = MOVE_ALL;	2148	move_type = MOVE_ALL;
2077	}	2149	}
2078		2150
2079	for (i = 1; i < max; i++)	2151	for (int i = 1; i < max; i++)
2080	{	2152	{
2081	mp = m;	2153	mapxy pos (m, x, y);
2082	nx = x + freearr_x[i];	2154	pos.move (i);
2083	ny = y + freearr_y[i];
2084		2155
2085	mflags = get_map_flags (m, &mp, nx, ny, &nx, &ny);	2156	if (!pos.normalise ())
2086
2087	if (mflags & P_OUT_OF_MAP)
2088	max = maxfree[i];	2157	max = maxfree[i];
2089	else	2158	else
2090	{	2159	{
2091	mapspace &ms = mp->at (nx, ny);	2160	mapspace &ms = *pos;
2092		2161
2093	blocked = ms.move_block;
2094
2095	if ((move_type & blocked) == move_type)	2162	if ((move_type & ms.move_block) == move_type)
2096	max = maxfree[i];	2163	max = maxfree [i];
2097	else if (mflags & P_IS_ALIVE)	2164	else if (ms.flags () & P_IS_ALIVE)
2098	{	2165	{
2099	for (tmp = ms.bot; tmp; tmp = tmp->above)	2166	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
2100	if ((tmp->flag [FLAG_MONSTER] || tmp->is_player ())	2167	if ((tmp->flag [FLAG_MONSTER] || tmp->is_player ())
2101	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))	2168	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))
2102	break;
2103
2104	if (tmp)
2105	return freedir[i];	2169	return freedir [i];
2106	}	2170	}
2107	}	2171	}
2108	}	2172	}
2109		2173
2110	return 0;	2174	return 0;
…		…
2119	{	2183	{
2120	return (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);	2184	return (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);
2121	}	2185	}
2122		2186
2123	/*	2187	/*
2124	* find_dir_2(delta-x,delta-y) will return a direction in which	2188	* find_dir_2(delta-x,delta-y) will return a direction value
2125	* an object which has subtracted the x and y coordinates of another	2189	* for running into direct [dx, dy].
2126	* object, needs to travel toward it.	2190	* (the opposite of crossfire's find_dir_2!)
2127	*/	2191	*/
2128	int	2192	int
2129	find_dir_2 (int x, int y)	2193	find_dir_2 (int x, int y)
2130	{	2194	{
		2195	#if 1 // new algorithm
		2196	// this works by putting x, y into 16 sectors, which
		2197	// are not equal sized, but are a better approximation
		2198	// then the old algorithm, and then using a mapping
		2199	// table to map it into a direction value.
		2200	// basically, it maps these comparisons to each bit
		2201	// bit #3: x < 0
		2202	// bit #2: y < 0
		2203	// bit #1: x > y
		2204	// bit #0: x > 2y
		2205
		2206	static const uint8 dir[16] = {
		2207	4, 5, 4, 3,
		2208	2, 1, 2, 3,
		2209	6, 5, 6, 7,
		2210	8, 1, 8, 7,
		2211	};
		2212	int sector = 0;
		2213
		2214	// this is a bit ugly, but more likely to result in branchless code
		2215	sector |= x < 0 ? 8 : 0;
		2216	x = x < 0 ? -x : x; // abs
		2217
		2218	sector |= y < 0 ? 4 : 0;
		2219	y = y < 0 ? -y : y; // abs
		2220
		2221	if (x > y)
		2222	{
		2223	sector |= 2;
		2224
		2225	if (x > y * 2)
		2226	sector |= 1;
		2227	}
		2228	else
		2229	{
		2230	if (y > x * 2)
		2231	sector |= 1;
		2232	else if (!y)
		2233	return 0; // x == 0 here
		2234	}
		2235
		2236	return dir [sector];
		2237	#else // old algorithm
2131	int q;	2238	int q;
2132		2239
2133	if (y)	2240	if (y)
2134	q = x * 100 / y;	2241	q = 128 * x / y;
2135	else if (x)	2242	else if (x)
2136	q = -300 * x;	2243	q = -512 * x; // to make it > 309
2137	else	2244	else
2138	return 0;	2245	return 0;
2139		2246
2140	if (y > 0)	2247	if (y > 0)
2141	{	2248	{
2142	if (q < -242)	2249	if (q < -309) return 7;
		2250	if (q < -52) return 6;
		2251	if (q < 52) return 5;
		2252	if (q < 309) return 4;
		2253
2143	return 3;	2254	return 3;
2144	if (q < -41)	2255	}
2145	return 2;	2256	else
2146	if (q < 41)	2257	{
2147	return 1;	2258	if (q < -309) return 3;
2148	if (q < 242)	2259	if (q < -52) return 2;
2149	return 8;	2260	if (q < 52) return 1;
		2261	if (q < 309) return 8;
		2262
2150	return 7;	2263	return 7;
2151	}	2264	}
2152		2265	#endif
2153	if (q < -242)
2154	return 7;
2155	if (q < -41)
2156	return 6;
2157	if (q < 41)
2158	return 5;
2159	if (q < 242)
2160	return 4;
2161
2162	return 3;
2163	}	2266	}
2164		2267
2165	/*	2268	/*
2166	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is	2269	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is
2167	* between two directions (which are expected to be absolute (see absdir())	2270	* between two directions (which are expected to be absolute (see absdir())
2168	*/	2271	*/
2169	int	2272	int
2170	dirdiff (int dir1, int dir2)	2273	dirdiff (int dir1, int dir2)
2171	{	2274	{
2172	int d;
2173
2174	d = abs (dir1 - dir2);	2275	int d = abs (dir1 - dir2);
2175	if (d > 4)
2176	d = 8 - d;
2177		2276
2178	return d;	2277	return d > 4 ? 8 - d : d;
2179	}	2278	}
2180		2279
2181	/* peterm:	2280	/* peterm:
2182	* do LOS stuff for ball lightning. Go after the closest VISIBLE monster.	2281	* do LOS stuff for ball lightning. Go after the closest VISIBLE monster.
2183	* Basically, this is a table of directions, and what directions	2282	* Basically, this is a table of directions, and what directions
…		…
2185	* This basically means that if direction is 15, then it could either go	2284	* This basically means that if direction is 15, then it could either go
2186	* direction 4, 14, or 16 to get back to where we are.	2285	* direction 4, 14, or 16 to get back to where we are.
2187	* Moved from spell_util.c to object.c with the other related direction	2286	* Moved from spell_util.c to object.c with the other related direction
2188	* functions.	2287	* functions.
2189	*/	2288	*/
2190	int reduction_dir[SIZEOFFREE][3] = {	2289	static const int reduction_dir[SIZEOFFREE][3] = {
2191	{0, 0, 0}, /* 0 */	2290	{0, 0, 0}, /* 0 */
2192	{0, 0, 0}, /* 1 */	2291	{0, 0, 0}, /* 1 */
2193	{0, 0, 0}, /* 2 */	2292	{0, 0, 0}, /* 2 */
2194	{0, 0, 0}, /* 3 */	2293	{0, 0, 0}, /* 3 */
2195	{0, 0, 0}, /* 4 */	2294	{0, 0, 0}, /* 4 */
…		…
2252	int mflags;	2351	int mflags;
2253		2352
2254	if (dir < 0)	2353	if (dir < 0)
2255	return 0; /* exit condition: invalid direction */	2354	return 0; /* exit condition: invalid direction */
2256		2355
2257	dx = x + freearr_x[dir];	2356	dx = x + DIRX (dir);
2258	dy = y + freearr_y[dir];	2357	dy = y + DIRY (dir);
2259		2358
2260	mflags = get_map_flags (m, &m, dx, dy, &dx, &dy);	2359	mflags = get_map_flags (m, &m, dx, dy, &dx, &dy);
2261		2360
2262	/* This functional arguably was incorrect before - it was	2361	/* This functional arguably was incorrect before - it was
2263	* checking for P_WALL - that was basically seeing if	2362	* checking for P_WALL - that was basically seeing if
…		…
2289	* Add a check so we can't pick up invisible objects (0.93.8)	2388	* Add a check so we can't pick up invisible objects (0.93.8)
2290	*/	2389	*/
2291	int	2390	int
2292	can_pick (const object *who, const object *item)	2391	can_pick (const object *who, const object *item)
2293	{	2392	{
2294	return /*QUERY_FLAG(who,FLAG_WIZ)|| */	2393	return /*who->flag [FLAG_WIZ]|| */
2295	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&	2394	(item->weight > 0 && !item->flag [FLAG_NO_PICK] &&
2296	!QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->is_player () || item->weight < who->weight / 3));	2395	!item->flag [FLAG_ALIVE] && !item->invisible && (who->is_player () || item->weight < who->weight / 3));
2297	}	2396	}
		2397
		2398	//-GPL
2298		2399
2299	/*	2400	/*
2300	* create clone from object to another	2401	* create clone from object to another
2301	*/	2402	*/
2302	object *	2403	object *
…		…
2333	return tmp;	2434	return tmp;
2334		2435
2335	return 0;	2436	return 0;
2336	}	2437	}
2337		2438
2338	const shstr &	2439	/* Zero the key_values on op, decrementing the shared-string
2339	object::kv_get (const shstr &key) const	2440	* refcounts and freeing the links.
		2441	*/
		2442	void
		2443	key_values::clear ()
2340	{	2444	{
		2445	for (key_value *kvp = first; kvp; )
		2446	{
		2447	key_value *next = kvp->next;
		2448	delete kvp;
		2449	kvp = next;
		2450	}
		2451
		2452	first = 0;
		2453	}
		2454
		2455	shstr_tmp
		2456	key_values::get (shstr_tmp key) const
		2457	{
2341	for (key_value *kv = key_values; kv; kv = kv->next)	2458	for (key_value *kv = first; kv; kv = kv->next)
2342	if (kv->key == key)	2459	if (kv->key == key)
2343	return kv->value;	2460	return kv->value;
2344		2461
2345	return shstr_null;	2462	return shstr ();
2346	}	2463	}
2347		2464
2348	void	2465	void
2349	object::kv_set (const shstr &key, const shstr &value)	2466	key_values::add (shstr_tmp key, shstr_tmp value)
2350	{	2467	{
		2468	key_value *kv = new key_value;
		2469
		2470	kv->next = first;
		2471	kv->key = key;
		2472	kv->value = value;
		2473
		2474	first = kv;
		2475	}
		2476
		2477	void
		2478	key_values::set (shstr_tmp key, shstr_tmp value)
		2479	{
2351	for (key_value *kv = key_values; kv; kv = kv->next)	2480	for (key_value *kv = first; kv; kv = kv->next)
2352	if (kv->key == key)	2481	if (kv->key == key)
2353	{	2482	{
2354	kv->value = value;	2483	kv->value = value;
2355	return;	2484	return;
2356	}	2485	}
2357		2486
2358	key_value *kv = new key_value;	2487	add (key, value);
2359
2360	kv->next = key_values;
2361	kv->key = key;
2362	kv->value = value;
2363
2364	key_values = kv;
2365	}	2488	}
2366		2489
2367	void	2490	void
2368	object::kv_del (const shstr &key)	2491	key_values::del (shstr_tmp key)
2369	{	2492	{
2370	for (key_value **kvp = &key_values; *kvp; kvp = &(*kvp)->next)	2493	for (key_value **kvp = &first; *kvp; kvp = &(*kvp)->next)
2371	if ((*kvp)->key == key)	2494	if ((*kvp)->key == key)
2372	{	2495	{
2373	key_value *kv = *kvp;	2496	key_value *kv = *kvp;
2374	*kvp = (*kvp)->next;	2497	*kvp = (*kvp)->next;
2375	delete kv;	2498	delete kv;
2376	return;	2499	return;
2377	}	2500	}
		2501	}
		2502
		2503	void
		2504	key_values::reverse ()
		2505	{
		2506	key_value *prev = 0;
		2507	key_value *head = first;
		2508
		2509	while (head)
		2510	{
		2511	key_value *node = head;
		2512	head = head->next;
		2513	node->next = prev;
		2514	prev = node;
		2515	}
		2516
		2517	first = prev;
		2518	}
		2519
		2520	key_values &
		2521	key_values::operator =(const key_values &kv)
		2522	{
		2523	clear ();
		2524
		2525	for (key_value *kvp = kv.first; kvp; kvp = kvp->next)
		2526	add (kvp->key, kvp->value);
		2527
		2528	reverse ();
2378	}	2529	}
2379		2530
2380	object::depth_iterator::depth_iterator (object *container)	2531	object::depth_iterator::depth_iterator (object *container)
2381	: iterator_base (container)	2532	: iterator_base (container)
2382	{	2533	{
…		…
2466	{	2617	{
2467	return map ? map->region (x, y)	2618	return map ? map->region (x, y)
2468	: region::default_region ();	2619	: region::default_region ();
2469	}	2620	}
2470		2621
2471	const materialtype_t *	2622	//+GPL
2472	object::dominant_material () const
2473	{
2474	if (materialtype_t *mt = name_to_material (materialname))
2475	return mt;
2476
2477	return name_to_material (shstr_unknown);
2478	}
2479		2623
2480	void	2624	void
2481	object::open_container (object *new_container)	2625	object::open_container (object *new_container)
2482	{	2626	{
2483	if (container == new_container)	2627	if (container == new_container)
…		…
2504	container = 0;	2648	container = 0;
2505		2649
2506	// client needs item update to make it work, client bug requires this to be separate	2650	// client needs item update to make it work, client bug requires this to be separate
2507	esrv_update_item (UPD_FLAGS, this, old_container);	2651	esrv_update_item (UPD_FLAGS, this, old_container);
2508		2652
2509	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));	2653	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", old_container->query_name ());
2510	play_sound (sound_find ("chest_close"));	2654	play_sound (sound_find ("chest_close"));
2511	}	2655	}
2512		2656
2513	if (new_container)	2657	if (new_container)
2514	{	2658	{
…		…
2518	// TODO: this does not seem to serve any purpose anymore?	2662	// TODO: this does not seem to serve any purpose anymore?
2519	#if 0	2663	#if 0
2520	// insert the "Close Container" object.	2664	// insert the "Close Container" object.
2521	if (archetype *closer = new_container->other_arch)	2665	if (archetype *closer = new_container->other_arch)
2522	{	2666	{
2523	object *closer = arch_to_object (new_container->other_arch);	2667	object *closer = new_container->other_arch->instance ();
2524	closer->flag [FLAG_NO_MAP_SAVE] = 1;	2668	closer->flag [FLAG_NO_MAP_SAVE] = 1;
2525	new_container->insert (closer);	2669	new_container->insert (closer);
2526	}	2670	}
2527	#endif	2671	#endif
2528		2672
2529	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));	2673	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", new_container->query_name ());
2530		2674
2531	// make sure the container is available, client bug requires this to be separate	2675	// make sure the container is available, client bug requires this to be separate
2532	esrv_send_item (this, new_container);	2676	esrv_send_item (this, new_container);
2533		2677
2534	new_container->flag [FLAG_APPLIED] = true;	2678	new_container->flag [FLAG_APPLIED] = true;
…		…
2541	}	2685	}
2542	// else if (!old_container->env && contr && contr->ns)	2686	// else if (!old_container->env && contr && contr->ns)
2543	// contr->ns->floorbox_reset ();	2687	// contr->ns->floorbox_reset ();
2544	}	2688	}
2545		2689
		2690	//-GPL
		2691
		2692	// prefetch some flat area around the player
		2693	static void
		2694	prefetch_surrounding_area (object *op, maptile *map, int range)
		2695	{
		2696	for (maprect *rect = map->split_to_tiles (mapwalk_buf,
		2697	op->x - range , op->y - range ,
		2698	op->x + range + 1, op->y + range + 1);
		2699	rect->m;
		2700	++rect)
		2701	{
		2702	rect->m->touch ();
		2703	rect->m->activate ();
		2704	}
		2705	}
		2706
		2707	// prefetch a generous area around the player, also up and down
		2708	void
		2709	object::prefetch_surrounding_maps ()
		2710	{
		2711	prefetch_surrounding_area (this, map, 40);
		2712
		2713	if (maptile *m = map->tile_available (TILE_DOWN))
		2714	prefetch_surrounding_area (this, m, 20);
		2715
		2716	if (maptile *m = map->tile_available (TILE_UP))
		2717	prefetch_surrounding_area (this, m, 20);
		2718	}
		2719
		2720	//+GPL
		2721
2546	object *	2722	object *
2547	object::force_find (const shstr name)	2723	object::force_find (shstr_tmp name)
2548	{	2724	{
2549	/* cycle through his inventory to look for the MARK we want to	2725	/* cycle through his inventory to look for the MARK we want to
2550	* place	2726	* place
2551	*/	2727	*/
2552	for (object *tmp = inv; tmp; tmp = tmp->below)	2728	for (object *tmp = inv; tmp; tmp = tmp->below)
2553	if (tmp->type == FORCE && tmp->slaying == name)	2729	if (tmp->type == FORCE && tmp->slaying == name)
2554	return splay (tmp);	2730	return splay (tmp);
2555		2731
2556	return 0;	2732	return 0;
2557	}	2733	}
2558		2734
		2735	void
		2736	object::force_set_timer (int duration)
		2737	{
		2738	this->duration = 1;
		2739	this->speed_left = -1.f;
		2740
		2741	this->set_speed (duration ? 1.f / duration : 0.f);
		2742	}
		2743
2559	object *	2744	object *
2560	object::force_add (const shstr name, int duration)	2745	object::force_add (shstr_tmp name, int duration)
2561	{	2746	{
2562	if (object *force = force_find (name))	2747	if (object *force = force_find (name))
2563	force->destroy ();	2748	force->destroy ();
2564		2749
2565	object *force = get_archetype (FORCE_NAME);	2750	object *force = archetype::get (FORCE_NAME);
2566		2751
2567	force->slaying = name;	2752	force->slaying = name;
2568	force->stats.food = 1;	2753	force->force_set_timer (duration);
2569	force->speed_left = -1.f;
2570
2571	force->set_speed (duration ? 1.f / duration : 0.f);
2572	force->flag [FLAG_IS_USED_UP] = true;
2573	force->flag [FLAG_APPLIED] = true;	2754	force->flag [FLAG_APPLIED] = true;
2574		2755
2575	return insert (force);	2756	return insert (force);
2576	}	2757	}
2577		2758
2578	void	2759	void
2579	object::play_sound (faceidx sound)	2760	object::play_sound (faceidx sound) const
2580	{	2761	{
2581	if (!sound)	2762	if (!sound)
2582	return;	2763	return;
2583		2764
2584	if (flag [FLAG_REMOVED])	2765	if (is_on_map ())
2585	return;
2586
2587	if (env)
2588	{
2589	if (object *pl = in_player ())
2590	pl->contr->play_sound (sound);
2591	}
2592	else
2593	map->play_sound (sound, x, y);	2766	map->play_sound (sound, x, y);
		2767	else if (object *pl = in_player ())
		2768	pl->contr->play_sound (sound);
		2769	}
		2770
		2771	void
		2772	object::say_msg (const char *msg) const
		2773	{
		2774	if (is_on_map ())
		2775	map->say_msg (msg, x, y);
		2776	else if (object *pl = in_player ())
		2777	pl->contr->play_sound (sound);
2594	}	2778	}
2595		2779
2596	void	2780	void
2597	object::make_noise ()	2781	object::make_noise ()
2598	{	2782	{
…		…
2624		2808
2625	insert (force);	2809	insert (force);
2626	}	2810	}
2627	}	2811	}
2628		2812
		2813	void object::change_move_type (MoveType mt)
		2814	{
		2815	if (move_type == mt)
		2816	return;
		2817
		2818	if (is_on_map ())
		2819	{
		2820	// we are on the map, so handle move_on/off effects
		2821	remove ();
		2822	move_type = mt;
		2823	map->insert (this, x, y, this);
		2824	}
		2825	else
		2826	move_type = mt;
		2827	}
		2828
		2829	/* object should be a player.
		2830	* we return the object the player has marked with the 'mark' command
		2831	* below. If no match is found (or object has changed), we return
		2832	* NULL. We leave it up to the calling function to print messages if
		2833	* nothing is found.
		2834	*/
		2835	object *
		2836	object::mark () const
		2837	{
		2838	if (contr && contr->mark && contr->mark->env == this)
		2839	return contr->mark;
		2840	else
		2841	return 0;
		2842	}
		2843
		2844	// put marked object first in the inventory
		2845	// this is used by identify-like spells so players can influence
		2846	// the order a bit.
		2847	void
		2848	object::splay_marked ()
		2849	{
		2850	if (object *marked = mark ())
		2851	splay (marked);
		2852	}
		2853

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