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Comparing deliantra/server/common/object.C (file contents):
Revision 1.225 by root, Fri May 2 20:28:44 2008 UTC vs.
Revision 1.349 by root, Sun May 8 11:44:43 2011 UTC

1	/*	1	/*
2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	*	3	*
4	* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	* Copyright (©) 2005,2006,2007,2008,2009,2010,2011 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	key_value *wants_field;
145
146	/* n-squared behaviour (see get_ob_key_link()), but I'm hoping both	238	/* n-squared behaviour (see kv.get), but I'm hoping both
147	* 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
148	* different structure or at least keep the lists sorted...	240	* different structure or at least keep the lists sorted...
149	*/	241	*/
150		242
151	/* For each field in wants, */	243	/* For each field in wants, */
152	for (wants_field = wants->key_values; wants_field; wants_field = wants_field->next)	244	for (key_value *kv = wants->kv.first; kv; kv = kv->next)
153	{	245	if (has->kv.get (kv->key) != kv->value)
154	key_value *has_field;	246	return false;
155
156	/* Look for a field in has with the same key. */
157	has_field = get_ob_key_link (has, wants_field->key);
158
159	if (!has_field)
160	return 0; /* No field with that name. */
161
162	/* Found the matching field. */
163	if (has_field->value != wants_field->value)
164	return 0; /* Values don't match, so this half of the comparison is false. */
165
166	/* If we get here, we found a match. Now for the next field in wants. */
167	}
168		247
169	/* 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. */
170	return 1;	249	return true;
171	}	250	}
172		251
173	/* Returns TRUE if ob1 has the same key_values as ob2. */	252	/* Returns TRUE if ob1 has the same key_values as ob2. */
174	static bool	253	static bool
175	compare_ob_value_lists (const object *ob1, const object *ob2)	254	compare_ob_value_lists (const object *ob1, const object *ob2)
176	{	255	{
177	/* However, there may be fields in has which aren't partnered in wants,	256	/* However, there may be fields in has which aren't partnered in wants,
178	* so we need to run the comparison *twice*. :(	257	* so we need to run the comparison *twice*. :(
179	*/	258	*/
180	return compare_ob_value_lists_one (ob1, ob2) && compare_ob_value_lists_one (ob2, ob1);	259	return compare_ob_value_lists_one (ob1, ob2)
		260	&& compare_ob_value_lists_one (ob2, ob1);
181	}	261	}
182		262
183	/* Function examines the 2 objects given to it, and returns true if	263	/* Function examines the 2 objects given to it, and returns true if
184	* they can be merged together.	264	* they can be merged together.
185	*	265	*
…		…
192	* Improvements made with merge: Better checking on potion, and also	272	* Improvements made with merge: Better checking on potion, and also
193	* check weight	273	* check weight
194	*/	274	*/
195	bool object::can_merge_slow (object *ob1, object *ob2)	275	bool object::can_merge_slow (object *ob1, object *ob2)
196	{	276	{
197	/* A couple quicksanity checks */	277	/* A couple quick sanity checks */
198	if (ob1 == ob2	278	if (ob1 == ob2
199	|| ob1->type != ob2->type	279	|| ob1->type != ob2->type
200	|| ob1->speed != ob2->speed
201	|| ob1->value != ob2->value	280	|| ob1->value != ob2->value
202	|| 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)
203	return 0;	284	return 0;
204		285
205	/* Do not merge objects if nrof would overflow. First part checks	286	/* Do not merge objects if nrof would overflow, assume nrof
206	* for unsigned overflow (2c), second part checks whether the result	287	* is always 0 .. 2**31-1 */
207	* would fit into a 32 bit signed int, which is often used to hold	288	if (ob1->nrof > 0x7fffffff - ob2->nrof)
208	* nrof values.
209	*/
210	if (~ob1->nrof < ob2->nrof || ob1->nrof + ob2->nrof > (1UL << 31))
211	return 0;	289	return 0;
212		290
213	/* If the objects have been identified, set the BEEN_APPLIED flag.	291	/* If the objects have been identified, set the BEEN_APPLIED flag.
214	* 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
215	* 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
216	* 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
217	* flags lose any meaning.	295	* flags lose any meaning.
218	*/	296	*/
219	if (QUERY_FLAG (ob1, FLAG_IDENTIFIED))	297	if (ob1->flag [FLAG_IDENTIFIED])
220	SET_FLAG (ob1, FLAG_BEEN_APPLIED);	298	ob1->set_flag (FLAG_BEEN_APPLIED);
221		299
222	if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))	300	if (ob2->flag [FLAG_IDENTIFIED])
223	SET_FLAG (ob2, FLAG_BEEN_APPLIED);	301	ob2->set_flag (FLAG_BEEN_APPLIED);
224		302
225	if (ob1->arch->name != ob2->arch->name	303	if (ob1->arch->archname != ob2->arch->archname
226	|| ob1->name != ob2->name	304	|| ob1->name != ob2->name
227	|| ob1->title != ob2->title	305	|| ob1->title != ob2->title
228	|| ob1->msg != ob2->msg	306	|| ob1->msg != ob2->msg
229	|| ob1->weight != ob2->weight	307	|| ob1->weight != ob2->weight
230	|| ob1->attacktype != ob2->attacktype	308	|| ob1->attacktype != ob2->attacktype
231	|| ob1->magic != ob2->magic	309	|| ob1->magic != ob2->magic
232	|| ob1->slaying != ob2->slaying	310	|| ob1->slaying != ob2->slaying
233	|| ob1->skill != ob2->skill	311	|| ob1->skill != ob2->skill
234	|| ob1->value != ob2->value	312	|| ob1->value != ob2->value
235	|| 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
236	|| ob1->client_type != ob2->client_type	315	|| ob1->client_type != ob2->client_type
237	|| ob1->materialname != ob2->materialname	316	|| ob1->material != ob2->material
238	|| ob1->lore != ob2->lore	317	|| ob1->lore != ob2->lore
239	|| ob1->subtype != ob2->subtype	318	|| ob1->subtype != ob2->subtype
240	|| ob1->move_type != ob2->move_type	319	|| ob1->move_type != ob2->move_type
241	|| ob1->move_block != ob2->move_block	320	|| ob1->move_block != ob2->move_block
242	|| ob1->move_allow != ob2->move_allow	321	|| ob1->move_allow != ob2->move_allow
243	|| ob1->move_on != ob2->move_on	322	|| ob1->move_on != ob2->move_on
244	|| ob1->move_off != ob2->move_off	323	|| ob1->move_off != ob2->move_off
245	|| ob1->move_slow != ob2->move_slow	324	|| ob1->move_slow != ob2->move_slow
246	|| ob1->move_slow_penalty != ob2->move_slow_penalty	325	|| fabs (ob1->move_slow_penalty - ob2->move_slow_penalty) >= (1.f / 1024.f)
247	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))	326	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
248	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))	327	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))
249	return 0;	328	return 0;
250		329
251	if ((ob1->flag ^ ob2->flag)	330	if ((ob1->flag ^ ob2->flag)
252	.reset (FLAG_INV_LOCKED)	331	.reset (FLAG_INV_LOCKED)
253	.reset (FLAG_CLIENT_SENT)
254	.reset (FLAG_REMOVED)	332	.reset (FLAG_REMOVED)
255	.any ())	333	.any ())
256	return 0;	334	return 0;
257		335
258	/* This is really a spellbook check - we should in general	336	/* This is really a spellbook check - we should in general
…		…
277		355
278	/* 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,
279	* 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
280	* some items equipped, and we don't want those to merge.	358	* some items equipped, and we don't want those to merge.
281	*/	359	*/
282	if (QUERY_FLAG (ob1, FLAG_APPLIED) || QUERY_FLAG (ob2, FLAG_APPLIED))	360	if (ob1->flag [FLAG_APPLIED] || ob2->flag [FLAG_APPLIED])
283	return 0;	361	return 0;
284		362
285	/* 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
286	* 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
287	* check?	365	* check?
288	*/	366	*/
289	if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && ob1->has_active_speed ())	367	if (!ob1->flag [FLAG_ANIMATE] && ob1->has_active_speed ())
290	return 0;	368	return 0;
291		369
292	switch (ob1->type)	370	switch (ob1->type)
293	{	371	{
294	case SCROLL:	372	case SCROLL:
295	if (ob1->level != ob2->level)	373	if (ob1->level != ob2->level)
296	return 0;	374	return 0;
297	break;	375	break;
298	}	376	}
299		377
300	if (ob1->key_values || ob2->key_values)	378	if (!ob1->kv.empty () || !ob2->kv.empty ())
301	{	379	{
302	/* At least one of these has key_values. */	380	/* At least one of these has key_values. */
303	if ((!ob1->key_values) != (!ob2->key_values))	381	if (ob1->kv.empty () != ob2->kv.empty ())
304	return 0; /* One has fields, but the other one doesn't. */	382	return 0; /* One has fields, but the other one doesn't. */
305		383
306	if (!compare_ob_value_lists (ob1, ob2))	384	if (!compare_ob_value_lists (ob1, ob2))
307	return 0;	385	return 0;
308	}	386	}
…		…
340	{	418	{
341	// see if we are in a container of sorts	419	// see if we are in a container of sorts
342	if (env)	420	if (env)
343	{	421	{
344	// the player inventory itself is always visible	422	// the player inventory itself is always visible
345	if (env->type == PLAYER)	423	if (env->is_player ())
346	return env;	424	return env;
347		425
348	// else a player could have our env open	426	// else a player could have our env open
349	object *envest = env->outer_env ();	427	object *envest = env->outer_env_or_self ();
350		428
351	// 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
352	// even if our inv is in a player.	430	// even if our inv is in a player.
353	if (envest->is_on_map ())	431	if (envest->is_on_map ())
354	if (object *pl = envest->ms ().player ())	432	if (object *pl = envest->ms ().player ())
355	if (pl->container == env)	433	if (pl->container_ () == env)
356	return pl;	434	return pl;
357	}	435	}
358	else	436	else
359	{	437	{
360	// maybe there is a player standing on the same mapspace	438	// maybe there is a player standing on the same mapspace
361	// this will catch the case where "this" is a player	439	// this will catch the case where "this" is a player
362	if (object *pl = ms ().player ())	440	if (object *pl = ms ().player ())
363	if (!pl->container || this == pl->container)	441	if ((pl->contr->ns && !pl->container_ () && !pl->contr->ns->update_look)
		442	|| pl->container_ () == this)
364	return pl;	443	return pl;
365	}	444	}
366	}	445	}
367		446
368	return 0;	447	return 0;
369	}	448	}
370		449
371	// adjust weight per container type ("of holding")	450	// adjust weight per container type ("of holding")
372	static sint32	451	static uint32
373	weight_adjust (object *op, sint32 weight)	452	weight_adjust_for (object *op, uint32 weight)
374	{	453	{
375	return op->type == CONTAINER	454	return op->type == CONTAINER
376	? lerp (weight, 0, 100, 0, 100 - op->stats.Str)	455	? weight - weight * op->stats.Str / 100
377	: weight;	456	: weight;
378	}	457	}
379		458
380	/*	459	/*
381	* adjust_weight(object, weight) adds the specified weight to an object,	460	* subtracts, then adds, the specified weight to an object,
382	* and also updates how much the environment(s) is/are carrying.	461	* and also updates how much the environment(s) is/are carrying.
383	*/	462	*/
384	static void	463	static void
385	adjust_weight (object *op, sint32 weight)	464	adjust_weight (object *op, sint32 sub, sint32 add)
386	{	465	{
387	while (op)	466	while (op)
388	{	467	{
389	weight = weight_adjust (op, weight);	468	sint32 ocarrying = op->carrying;
390		469
391	if (!weight)	470	op->carrying -= weight_adjust_for (op, sub);
392	return;	471	op->carrying += weight_adjust_for (op, add);
393
394	op->carrying += weight;
395		472
396	if (object *pl = op->visible_to ())	473	if (object *pl = op->visible_to ())
397	if (pl != op) // player is handled lazily	474	if (pl != op) // player is handled lazily
398	esrv_update_item (UPD_WEIGHT, pl, op);	475	esrv_update_item (UPD_WEIGHT, pl, op);
399		476
		477	sub = ocarrying;
		478	add = op->carrying;
		479
400	op = op->env;	480	op = op->env;
401	}	481	}
402	}	482	}
403		483
404	/*	484	/*
…		…
411	{	491	{
412	sint32 sum = 0;	492	sint32 sum = 0;
413		493
414	for (object *op = inv; op; op = op->below)	494	for (object *op = inv; op; op = op->below)
415	{	495	{
416	if (op->inv)
417	op->update_weight ();	496	op->update_weight ();
418		497
419	sum += op->total_weight ();	498	sum += weight_adjust_for (this, op->total_weight ());
420	}	499	}
421
422	sum = weight_adjust (this, sum);
423		500
424	if (sum != carrying)	501	if (sum != carrying)
425	{	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
426	carrying = sum;	507	carrying = sum;
427		508
428	if (object *pl = visible_to ())	509	if (object *pl = visible_to ())
429	if (pl != this) // player is handled lazily	510	if (pl != this) // player is handled lazily
430	esrv_update_item (UPD_WEIGHT, pl, this);	511	esrv_update_item (UPD_WEIGHT, pl, this);
…		…
443	object_freezer freezer;	524	object_freezer freezer;
444	op->write (freezer);	525	op->write (freezer);
445	return freezer.as_string ();	526	return freezer.as_string ();
446	}	527	}
447		528
448	/*	529	char *
449	* get_nearest_part(multi-object, object 2) returns the part of the	530	object::as_string ()
450	* multi-object 1 which is closest to the second object.
451	* If it's not a multi-object, it is returned.
452	*/
453	object *
454	get_nearest_part (object *op, const object *pl)
455	{	531	{
456	object *tmp, *closest;	532	return dump_object (this);
457	int last_dist, i;
458
459	if (!op->more)
460	return op;
461
462	for (last_dist = distance (op, pl), closest = op, tmp = op->more;
463	tmp;
464	tmp = tmp->more)
465	if ((i = distance (tmp, pl)) < last_dist)
466	closest = tmp, last_dist = i;
467
468	return closest;
469	}	533	}
470		534
471	/*	535	/*
472	* 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.
473	* VERRRY slow.	537	* VERRRY slow.
…		…
481		545
482	return 0;	546	return 0;
483	}	547	}
484		548
485	/*	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	/*
486	* 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.
487	* Used only by the patch command, but not all that useful.	566	* Used only by the patch command, but not all that useful.
488	* Enables features like "patch <name-of-other-player> food 999"	567	* Enables features like "patch <name-of-other-player> food 999"
489	*/	568	*/
490	object *	569	object *
491	find_object_name (const char *str)	570	find_object_name (const char *str)
492	{	571	{
493	shstr_cmp str_ (str);	572	shstr_cmp str_ (str);
494	object *op;
495		573
		574	if (str_)
496	for_all_objects (op)	575	for_all_objects (op)
497	if (op->name == str_)	576	if (op->name == str_)
498	break;	577	return op;
499		578
500	return op;	579	return 0;
501	}	580	}
502		581
503	/*	582	/*
504	* 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
505	* skill and experience objects.	584	* skill and experience objects.
…		…
518	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 ());
519	return;	598	return;
520	}	599	}
521		600
522	this->owner = owner;	601	this->owner = owner;
523	}
524
525	int
526	object::slottype () const
527	{
528	if (type == SKILL)
529	{
530	if (IS_COMBAT_SKILL (subtype)) return slot_combat;
531	if (IS_RANGED_SKILL (subtype)) return slot_ranged;
532	}
533	else
534	{
535	if (slot [body_combat].info) return slot_combat;
536	if (slot [body_range ].info) return slot_ranged;
537	}
538
539	return slot_none;
540	}
541
542	bool
543	object::change_weapon (object *ob)
544	{
545	if (current_weapon == ob)
546	return true;
547
548	if (chosen_skill)
549	chosen_skill->flag [FLAG_APPLIED] = false;
550
551	current_weapon = ob;
552	chosen_skill = !ob || ob->type == SKILL ? ob : find_skill_by_name (this, ob->skill);
553
554	if (chosen_skill)
555	chosen_skill->flag [FLAG_APPLIED] = true;
556
557	update_stats ();
558
559	if (ob)
560	{
561	// now check wether any body locations became invalid, in which case
562	// we cannot apply the weapon at the moment.
563	for (int i = 0; i < NUM_BODY_LOCATIONS; ++i)
564	if (slot[i].used < 0)
565	{
566	current_weapon = chosen_skill = 0;
567	update_stats ();
568
569	new_draw_info_format (NDI_UNIQUE, 0, this,
570	"You try to balance all your items at once, "
571	"but the %s is just too much for your body. "
572	"[You need to unapply some items first.]", &ob->name);
573	return false;
574	}
575
576	//new_draw_info_format (NDI_UNIQUE, 0, this, "You switch to your %s.", &ob->name);
577	}
578	else
579	;//new_draw_info_format (NDI_UNIQUE, 0, this, "You unwield your weapons.");
580
581	if (ob && !ob->flag [FLAG_APPLIED] && ob->type != SPELL)
582	{
583	LOG (llevError | logBacktrace, "%s changed to unapplied weapon %s",
584	&name, ob->debug_desc ());
585	return false;
586	}
587
588	return true;
589	}
590
591	/* Zero the key_values on op, decrementing the shared-string
592	* refcounts and freeing the links.
593	*/
594	static void
595	free_key_values (object *op)
596	{
597	for (key_value *i = op->key_values; i; )
598	{
599	key_value *next = i->next;
600	delete i;
601
602	i = next;
603	}
604
605	op->key_values = 0;
606	}
607
608	object &
609	object::operator =(const object &src)
610	{
611	remove ();
612
613	*(object_copy *)this = src;
614
615	flag [FLAG_REMOVED] = true;
616
617	/* Copy over key_values, if any. */
618	if (src.key_values)
619	{
620	key_value *tail = 0;
621	key_values = 0;
622
623	for (key_value *i = src.key_values; i; i = i->next)
624	{
625	key_value *new_link = new key_value;
626
627	new_link->next = 0;
628	new_link->key = i->key;
629	new_link->value = i->value;
630
631	/* Try and be clever here, too. */
632	if (!key_values)
633	{
634	key_values = new_link;
635	tail = new_link;
636	}
637	else
638	{
639	tail->next = new_link;
640	tail = new_link;
641	}
642	}
643	}
644	}	602	}
645		603
646	/*	604	/*
647	* copy_to first frees everything allocated by the dst object,	605	* copy_to first frees everything allocated by the dst object,
648	* and then copies the contents of itself into the second	606	* and then copies the contents of itself into the second
…		…
652	* will point at garbage.	610	* will point at garbage.
653	*/	611	*/
654	void	612	void
655	object::copy_to (object *dst)	613	object::copy_to (object *dst)
656	{	614	{
657	*dst = *this;	615	dst->remove ();
		616	*(object_copy *)dst = *this;
658		617
659	if (speed < 0)	618	// maybe move to object_copy?
660	dst->speed_left -= rndm ();	619	dst->kv = kv;
661		620
662	dst->set_speed (dst->speed);	621	dst->flag [FLAG_REMOVED] = true;
		622	dst->activate ();
663	}	623	}
664		624
665	void	625	void
666	object::instantiate ()	626	object::instantiate ()
667	{	627	{
668	if (!uuid.seq) // HACK	628	if (!uuid.seq) // HACK
669	uuid = UUID::gen ();	629	uuid = UUID::gen ();
670		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
671	speed_left = -0.1f;	635	speed_left = -1.;
		636
672	/* 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
673	* 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.
674	* 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
675	* values for the body_used info, so when items are created	640	* values for the body_used info, so when items are created
676	* for it, they can be properly equipped.	641	* for it, they can be properly equipped.
…		…
684	object *	649	object *
685	object::clone ()	650	object::clone ()
686	{	651	{
687	object *neu = create ();	652	object *neu = create ();
688	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
689	neu->map = map; // not copied by copy_to	659	neu->map = map; // not copied by copy_to
690	return neu;	660	return neu;
691	}	661	}
692		662
693	/*	663	/*
…		…
696	* 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.
697	*/	667	*/
698	void	668	void
699	update_turn_face (object *op)	669	update_turn_face (object *op)
700	{	670	{
701	if (!QUERY_FLAG (op, FLAG_IS_TURNABLE) || !op->arch)	671	if (!op->flag [FLAG_IS_TURNABLE] || !op->arch)
702	return;	672	return;
703		673
704	SET_ANIMATION (op, op->direction);	674	SET_ANIMATION (op, op->direction);
705	update_object (op, UP_OBJ_FACE);	675	update_object (op, UP_OBJ_FACE);
706	}	676	}
…		…
711	* 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.
712	*/	682	*/
713	void	683	void
714	object::set_speed (float speed)	684	object::set_speed (float speed)
715	{	685	{
716	if (flag [FLAG_FREED] && speed)
717	{
718	LOG (llevError, "Object %s is freed but has speed.\n", &name);
719	speed = 0;
720	}
721
722	this->speed = speed;	686	this->speed = speed;
723		687
724	if (has_active_speed ())	688	if (has_active_speed ())
725	activate ();	689	activate ();
726	else	690	else
…		…
773	}	737	}
774		738
775	mapspace &m = op->ms ();	739	mapspace &m = op->ms ();
776		740
777	if (!(m.flags_ & P_UPTODATE))	741	if (!(m.flags_ & P_UPTODATE))
778	/* nop */;	742	m.update_up (); // nothing to do except copy up
779	else if (action == UP_OBJ_INSERT)	743	else if (action == UP_OBJ_INSERT)
780	{	744	{
		745	#if 0
781	// this is likely overkill, TODO: revisit (schmorp)	746	// this is likely overkill, TODO: revisit (schmorp)
782	if ((QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(m.flags_ & P_BLOCKSVIEW))	747	if ((op->flag [FLAG_BLOCKSVIEW] && !(m.flags_ & P_BLOCKSVIEW))
783	|| (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(m.flags_ & P_NO_MAGIC))	748	|| (op->flag [FLAG_NO_MAGIC] && !(m.flags_ & P_NO_MAGIC))
784	|| (op->type == PLAYER && !(m.flags_ & P_PLAYER))	749	|| (op->is_player () && !(m.flags_ & P_PLAYER))
785	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))	750	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))
786	|| (QUERY_FLAG (op, FLAG_ALIVE) && !(m.flags_ & P_IS_ALIVE))	751	|| (op->flag [FLAG_ALIVE] && !(m.flags_ & P_IS_ALIVE))
787	|| (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC))	752	|| (op->flag [FLAG_DAMNED] && !(m.flags_ & P_NO_CLERIC))
788	|| (m.move_on | op->move_on ) != m.move_on	753	|| (m.move_on | op->move_on ) != m.move_on
789	|| (m.move_off | op->move_off ) != m.move_off	754	|| (m.move_off | op->move_off ) != m.move_off
790	|| (m.move_slow | op->move_slow) != m.move_slow	755	|| (m.move_slow | op->move_slow) != m.move_slow
791	/* 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
792	* to have move_allow right now.	757	* have move_allow right now.
793	*/	758	*/
794	|| ((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
795	|| 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)
796	m.flags_ = 0;	763	m.invalidate ();
		764	#endif
797	}	765	}
798	/* if the object is being removed, we can't make intelligent	766	/* if the object is being removed, we can't make intelligent
799	* decisions, because remove_ob can't really pass the object	767	* decisions, because remove_ob can't really pass the object
800	* that is being removed.	768	* that is being removed.
801	*/	769	*/
802	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)	770	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)
803	m.flags_ = 0;	771	m.invalidate ();
804	else if (action == UP_OBJ_FACE)	772	else if (action == UP_OBJ_FACE)
805	/* Nothing to do for that case */ ;	773	m.update_up (); // nothing to do for that case, except copy up
806	else	774	else
807	LOG (llevError, "update_object called with invalid action: %d\n", action);	775	LOG (llevError, "update_object called with invalid action: %d\n", action);
808		776
809	if (op->more)	777	if (op->more)
810	update_object (op->more, action);	778	update_object (op->more, action);
811	}	779	}
812		780
813	object::object ()	781	object::object ()
814	{	782	{
815	SET_FLAG (this, FLAG_REMOVED);	783	this->set_flag (FLAG_REMOVED);
816		784
817	expmul = 1.0;	785	//expmul = 1.0; declared const for the time being
818	face = blank_face;	786	face = blank_face;
		787	material = MATERIAL_NULL;
819	}	788	}
820		789
821	object::~object ()	790	object::~object ()
822	{	791	{
823	unlink ();	792	unlink ();
824		793
825	free_key_values (this);	794	kv.clear ();
826	}	795	}
827
828	static int object_count;
829		796
830	void object::link ()	797	void object::link ()
831	{	798	{
832	assert (!index);//D	799	assert (!index);//D
833	uuid = UUID::gen ();	800	uuid = UUID::gen ();
834	count = ++object_count;
835		801
836	refcnt_inc ();	802	refcnt_inc ();
837	objects.insert (this);	803	objects.insert (this);
		804
		805	++create_count;
		806
838	}	807	}
839		808
840	void object::unlink ()	809	void object::unlink ()
841	{	810	{
842	if (!index)	811	if (!index)
843	return;	812	return;
		813
		814	++destroy_count;
844		815
845	objects.erase (this);	816	objects.erase (this);
846	refcnt_dec ();	817	refcnt_dec ();
847	}	818	}
848		819
…		…
852	/* If already on active list, don't do anything */	823	/* If already on active list, don't do anything */
853	if (active)	824	if (active)
854	return;	825	return;
855		826
856	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
857	actives.insert (this);	832	actives.insert (this);
		833	}
858	}	834	}
859		835
860	void	836	void
861	object::activate_recursive ()	837	object::activate_recursive ()
862	{	838	{
…		…
922	* if some form of movement is allowed, let objects	898	* if some form of movement is allowed, let objects
923	* drop on that space.	899	* drop on that space.
924	*/	900	*/
925	if (!drop_to_ground	901	if (!drop_to_ground
926	|| !map	902	|| !map
927	|| map->in_memory != MAP_ACTIVE	903	|| !map->linkable ()
928	|| map->nodrop	904	|| map->no_drop
929	|| ms ().move_block == MOVE_ALL)	905	|| ms ().move_block == MOVE_ALL)
930	{	906	{
931	while (inv)	907	while (inv)
932	{
933	inv->destroy_inv (false);
934	inv->destroy ();	908	inv->destroy ();
935	}
936	}	909	}
937	else	910	else
938	{ /* Put objects in inventory onto this space */	911	{ /* Put objects in inventory onto this space */
939	while (inv)	912	while (inv)
940	{	913	{
…		…
944	|| op->flag [FLAG_NO_DROP]	917	|| op->flag [FLAG_NO_DROP]
945	|| op->type == RUNE	918	|| op->type == RUNE
946	|| op->type == TRAP	919	|| op->type == TRAP
947	|| op->flag [FLAG_IS_A_TEMPLATE]	920	|| op->flag [FLAG_IS_A_TEMPLATE]
948	|| op->flag [FLAG_DESTROY_ON_DEATH])	921	|| op->flag [FLAG_DESTROY_ON_DEATH])
949	op->destroy (true);	922	op->destroy ();
950	else	923	else
951	map->insert (op, x, y);	924	map->insert (op, x, y);
952	}	925	}
953	}	926	}
954	}	927	}
955		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 *
956	object *object::create ()	966	object::create ()
957	{	967	{
958	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
959	op->link ();	990	op->link ();
		991
960	return op;	992	return op;
961	}	993	}
962		994
		995	void
		996	object::do_delete ()
		997	{
		998	uint32_t count = this->count;
		999
		1000	this->~object ();
		1001
		1002	freelist_item *li = (freelist_item *)this;
		1003	li->next = freelist;
		1004	li->count = count;
		1005
		1006	freelist = li;
		1007	++free_count;
		1008	}
		1009
963	static struct freed_map : maptile	1010	static struct freed_map : maptile
964	{	1011	{
965	freed_map ()	1012	freed_map ()
		1013	: maptile (3, 3)
966	{	1014	{
967	path = "<freed objects map>";	1015	path = "<freed objects map>";
968	name = "/internal/freed_objects_map";	1016	name = "/internal/freed_objects_map";
969	width = 3;
970	height = 3;
971	nodrop = 1;	1017	no_drop = 1;
		1018	no_reset = 1;
972		1019
973	alloc ();
974	in_memory = MAP_ACTIVE;	1020	state = MAP_ACTIVE;
		1021	}
		1022
		1023	~freed_map ()
		1024	{
		1025	destroy ();
975	}	1026	}
976	} freed_map; // freed objects are moved here to avoid crashes	1027	} freed_map; // freed objects are moved here to avoid crashes
977		1028
978	void	1029	void
979	object::do_destroy ()	1030	object::do_destroy ()
980	{	1031	{
981	if (flag [FLAG_IS_LINKED])	1032	if (flag [FLAG_IS_LINKED])
982	remove_button_link (this);	1033	remove_link ();
983		1034
984	if (flag [FLAG_FRIENDLY])	1035	if (flag [FLAG_FRIENDLY])
985	remove_friendly_object (this);	1036	remove_friendly_object (this);
986		1037
987	remove ();	1038	remove ();
…		…
1012	attacked_by = 0;	1063	attacked_by = 0;
1013	current_weapon = 0;	1064	current_weapon = 0;
1014	}	1065	}
1015		1066
1016	void	1067	void
1017	object::destroy (bool destroy_inventory)	1068	object::destroy ()
1018	{	1069	{
1019	if (destroyed ())	1070	if (destroyed ())
1020	return;	1071	return;
1021		1072
1022	if (!is_head () && !head->destroyed ())	1073	if (!is_head () && !head->destroyed ())
1023	{	1074	{
1024	LOG (llevError | logBacktrace, "tried to destroy the tail of an object");	1075	LOG (llevError | logBacktrace, "tried to destroy the tail of an object");
1025	head->destroy (destroy_inventory);	1076	head->destroy ();
1026	return;	1077	return;
1027	}	1078	}
1028		1079
1029	destroy_inv (!destroy_inventory);	1080	destroy_inv_fast ();
1030		1081
1031	if (is_head ())	1082	if (is_head ())
1032	if (sound_destroy)	1083	if (sound_destroy)
1033	play_sound (sound_destroy);	1084	play_sound (sound_destroy);
1034	else if (flag [FLAG_MONSTER])	1085	else if (flag [FLAG_MONSTER])
…		…
1045	* the previous environment.	1096	* the previous environment.
1046	*/	1097	*/
1047	void	1098	void
1048	object::do_remove ()	1099	object::do_remove ()
1049	{	1100	{
1050	object *tmp, *last = 0;
1051	object *otmp;
1052
1053	if (flag [FLAG_REMOVED])	1101	if (flag [FLAG_REMOVED])
1054	return;	1102	return;
1055		1103
1056	INVOKE_OBJECT (REMOVE, this);	1104	INVOKE_OBJECT (REMOVE, this);
1057		1105
…		…
1069	flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed	1117	flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed
1070	if (object *pl = visible_to ())	1118	if (object *pl = visible_to ())
1071	esrv_del_item (pl->contr, count);	1119	esrv_del_item (pl->contr, count);
1072	flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed	1120	flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed
1073		1121
1074	adjust_weight (env, -total_weight ());	1122	adjust_weight (env, total_weight (), 0);
1075		1123
1076	*(above ? &above->below : &env->inv) = below;	1124	object *pl = in_player ();
1077
1078	if (below)
1079	below->above = above;
1080		1125
1081	/* we set up values so that it could be inserted into	1126	/* we set up values so that it could be inserted into
1082	* the map, but we don't actually do that - it is up	1127	* the map, but we don't actually do that - it is up
1083	* to the caller to decide what we want to do.	1128	* to the caller to decide what we want to do.
1084	*/	1129	*/
1085	map = env->map;	1130	map = env->map;
1086	x = env->x;	1131	x = env->x;
1087	y = env->y;	1132	y = env->y;
		1133
		1134	// make sure cmov optimisation is applicable
		1135	*(above ? &above->below : &env->inv) = below;
		1136	*(below ? &below->above : &above ) = above; // &above is just a dummy
		1137
1088	above = 0;	1138	above = 0;
1089	below = 0;	1139	below = 0;
1090	env = 0;	1140	env = 0;
1091		1141
1092	/* NO_FIX_PLAYER is set when a great many changes are being	1142	if (pl && pl->is_player ())
1093	* made to players inventory. If set, avoiding the call
1094	* to save cpu time.
1095	*/	1143	{
1096	if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))	1144	if (expect_false (pl->contr->combat_ob == this))
1097	otmp->update_stats ();	1145	{
		1146	pl->apply (pl->contr->combat_ob, AP_UNAPPLY | AP_IGNORE_CURSE);
		1147	pl->contr->combat_ob = 0;
		1148	if (pl->contr->ranged_ob) pl->apply (pl->contr->ranged_ob);
		1149	}
		1150
		1151	if (expect_false (pl->contr->ranged_ob == this))
		1152	{
		1153	pl->apply (pl->contr->ranged_ob, AP_UNAPPLY | AP_IGNORE_CURSE);
		1154	pl->contr->ranged_ob = 0;
		1155	if (pl->contr->combat_ob) pl->apply (pl->contr->combat_ob);
		1156	}
		1157
		1158	pl->contr->queue_stats_update ();
		1159
		1160	if (expect_false (glow_radius) && pl->is_on_map ())
		1161	update_all_los (pl->map, pl->x, pl->y);
		1162	}
1098	}	1163	}
1099	else if (map)	1164	else if (map)
1100	{	1165	{
1101	map->dirty = true;	1166	map->dirty = true;
1102	mapspace &ms = this->ms ();	1167	mapspace &ms = this->ms ();
1103		1168
1104	if (object *pl = ms.player ())	1169	if (object *pl = ms.player ())
1105	{	1170	{
1106	if (type == PLAYER) // this == pl(!)	1171	if (is_player ())
1107	{	1172	{
		1173	if (!flag [FLAG_WIZPASS])
		1174	ms.smell = ++mapspace::smellcount; // remember the smell of the player
		1175
1108	// leaving a spot always closes any open container on the ground	1176	// leaving a spot always closes any open container on the ground
1109	if (container && !container->env)	1177	if (container && !container->env)
1110	// this causes spurious floorbox updates, but it ensures	1178	// this causes spurious floorbox updates, but it ensures
1111	// that the CLOSE event is being sent.	1179	// that the CLOSE event is being sent.
1112	close_container ();	1180	close_container ();
1113		1181
1114	--map->players;	1182	--map->players;
1115	map->touch ();	1183	map->touch ();
1116	}	1184	}
1117	else if (pl->container == this)	1185	else if (pl->container_ () == this)
1118	{	1186	{
1119	// removing a container should close it	1187	// removing a container should close it
1120	close_container ();	1188	close_container ();
1121	}	1189	}
1122		1190	else
1123	esrv_del_item (pl->contr, count);	1191	esrv_del_item (pl->contr, count);
1124	}	1192	}
1125		1193
1126	/* link the object above us */	1194	/* link the object above us */
1127	if (above)	1195	// re-link, make sure compiler can easily use cmove
1128	above->below = below;	1196	*(above ? &above->below : &ms.top) = below;
1129	else	1197	*(below ? &below->above : &ms.bot) = above;
1130	ms.top = below; /* we were top, set new top */
1131
1132	/* Relink the object below us, if there is one */
1133	if (below)
1134	below->above = above;
1135	else
1136	{
1137	/* Nothing below, which means we need to relink map object for this space
1138	* use translated coordinates in case some oddness with map tiling is
1139	* evident
1140	*/
1141	if (GET_MAP_OB (map, x, y) != this)
1142	LOG (llevError, "remove_ob: GET_MAP_OB does not return object to be removed even though it appears to be on the bottom? %s\n", debug_desc ());
1143
1144	ms.bot = above; /* goes on above it. */
1145	}
1146		1198
1147	above = 0;	1199	above = 0;
1148	below = 0;	1200	below = 0;
1149		1201
1150	if (map->in_memory == MAP_SAVING)	1202	ms.invalidate ();
1151	return;
1152		1203
1153	int check_walk_off = !flag [FLAG_NO_APPLY];	1204	int check_walk_off = !flag [FLAG_NO_APPLY];
1154		1205
1155	if (object *pl = ms.player ())	1206	if (object *pl = ms.player ())
1156	{	1207	{
1157	if (pl->container == this)	1208	if (pl->container_ () == this)
1158	/* If a container that the player is currently using somehow gets	1209	/* If a container that the player is currently using somehow gets
1159	* removed (most likely destroyed), update the player view	1210	* removed (most likely destroyed), update the player view
1160	* appropriately.	1211	* appropriately.
1161	*/	1212	*/
1162	pl->close_container ();	1213	pl->close_container ();
1163		1214
1164	//TODO: the floorbox prev/next might need updating	1215	//TODO: the floorbox prev/next might need updating
1165	esrv_del_item (pl->contr, count);	1216	//esrv_del_item (pl->contr, count);
		1217	//TODO: update floorbox to preserve ordering
		1218	if (pl->contr->ns)
		1219	pl->contr->ns->floorbox_update ();
1166	}	1220	}
1167		1221
		1222	if (check_walk_off)
1168	for (tmp = ms.bot; tmp; tmp = tmp->above)	1223	for (object *above, *tmp = ms.bot; tmp; tmp = above)
1169	{	1224	{
		1225	above = tmp->above;
		1226
1170	/* No point updating the players look faces if he is the object	1227	/* No point updating the players look faces if he is the object
1171	* being removed.	1228	* being removed.
1172	*/	1229	*/
1173		1230
1174	/* See if object moving off should effect something */	1231	/* See if object moving off should effect something */
1175	if (check_walk_off
1176	&& ((move_type & tmp->move_off)	1232	if ((move_type & tmp->move_off)
1177	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))	1233	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0)
1178	{
1179	move_apply (tmp, this, 0);	1234	move_apply (tmp, this, 0);
1180
1181	if (destroyed ())
1182	LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1183	}	1235	}
1184		1236
1185	last = tmp;	1237	if (affects_los ())
1186	}
1187
1188	/* last == NULL if there are no objects on this space */
1189	//TODO: this makes little sense, why only update the topmost object?
1190	if (!last)
1191	map->at (x, y).flags_ = 0;
1192	else
1193	update_object (last, UP_OBJ_REMOVE);
1194
1195	if (flag [FLAG_BLOCKSVIEW] || glow_radius)
1196	update_all_los (map, x, y);	1238	update_all_los (map, x, y);
1197	}	1239	}
1198	}	1240	}
1199		1241
1200	/*	1242	/*
…		…
1224	esrv_update_item (UPD_NROF, pl, top);	1266	esrv_update_item (UPD_NROF, pl, top);
1225		1267
1226	op->weight = 0; // cancel the addition above	1268	op->weight = 0; // cancel the addition above
1227	op->carrying = 0; // must be 0 already	1269	op->carrying = 0; // must be 0 already
1228		1270
1229	op->destroy (1);	1271	op->destroy ();
1230		1272
1231	return top;	1273	return top;
1232	}	1274	}
1233		1275
1234	return 0;	1276	return 0;
…		…
1242		1284
1243	object *prev = this;	1285	object *prev = this;
1244		1286
1245	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)	1287	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)
1246	{	1288	{
1247	object *op = arch_to_object (at);	1289	object *op = at->instance ();
1248		1290
1249	op->name = name;	1291	op->name = name;
1250	op->name_pl = name_pl;	1292	op->name_pl = name_pl;
1251	op->title = title;	1293	op->title = title;
1252		1294
…		…
1262	* job preparing multi-part monsters.	1304	* job preparing multi-part monsters.
1263	*/	1305	*/
1264	object *	1306	object *
1265	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)	1307	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1266	{	1308	{
		1309	op->remove ();
		1310
1267	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)	1311	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)
1268	{	1312	{
1269	tmp->x = x + tmp->arch->x;	1313	tmp->x = x + tmp->arch->x;
1270	tmp->y = y + tmp->arch->y;	1314	tmp->y = y + tmp->arch->y;
1271	}	1315	}
…		…
1288	* Passing 0 for flag gives proper default values, so flag really only needs	1332	* Passing 0 for flag gives proper default values, so flag really only needs
1289	* to be set if special handling is needed.	1333	* to be set if special handling is needed.
1290	*	1334	*
1291	* Return value:	1335	* Return value:
1292	* new object if 'op' was merged with other object	1336	* new object if 'op' was merged with other object
1293	* NULL if 'op' was destroyed	1337	* NULL if there was an error (destroyed, blocked etc.)
1294	* just 'op' otherwise	1338	* just 'op' otherwise
1295	*/	1339	*/
1296	object *	1340	object *
1297	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)	1341	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1298	{	1342	{
1299	assert (!op->flag [FLAG_FREED]);
1300
1301	op->remove ();	1343	op->remove ();
		1344
		1345	if (m == &freed_map)//D TODO: remove soon
		1346	{//D
		1347	LOG (llevError | logBacktrace, "tries to insert object on freed objects map: %s", op->debug_desc ());//D
		1348	}//D
1302		1349
1303	/* Ideally, the caller figures this out. However, it complicates a lot	1350	/* Ideally, the caller figures this out. However, it complicates a lot
1304	* of areas of callers (eg, anything that uses find_free_spot would now	1351	* of areas of callers (eg, anything that uses find_free_spot would now
1305	* need extra work	1352	* need extra work
1306	*/	1353	*/
		1354	maptile *newmap = m;
1307	if (!xy_normalise (m, op->x, op->y))	1355	if (!xy_normalise (newmap, op->x, op->y))
1308	{	1356	{
1309	op->destroy (1);	1357	op->head_ ()->destroy ();// remove head_ once all tail object destroyers found
1310	return 0;	1358	return 0;
1311	}	1359	}
1312		1360
1313	if (object *more = op->more)	1361	if (object *more = op->more)
1314	if (!insert_ob_in_map (more, m, originator, flag))	1362	if (!insert_ob_in_map (more, m, originator, flag))
1315	return 0;	1363	return 0;
1316		1364
1317	CLEAR_FLAG (op, FLAG_REMOVED);	1365	op->flag [FLAG_REMOVED] = false;
1318		1366	op->env = 0;
1319	op->map = m;	1367	op->map = newmap;
		1368
1320	mapspace &ms = op->ms ();	1369	mapspace &ms = op->ms ();
1321		1370
1322	/* this has to be done after we translate the coordinates.	1371	/* this has to be done after we translate the coordinates.
1323	*/	1372	*/
1324	if (op->nrof && !(flag & INS_NO_MERGE))	1373	if (op->nrof && !(flag & INS_NO_MERGE))
1325	for (object *tmp = ms.bot; tmp; tmp = tmp->above)	1374	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1326	if (object::can_merge (op, tmp))	1375	if (object::can_merge (op, tmp))
1327	{	1376	{
1328	// TODO: we atcually want to update tmp, not op,	1377	// TODO: we actually want to update tmp, not op,
1329	// but some caller surely breaks when we return tmp	1378	// but some caller surely breaks when we return tmp
1330	// from here :/	1379	// from here :/
1331	op->nrof += tmp->nrof;	1380	op->nrof += tmp->nrof;
1332	tmp->destroy (1);	1381	tmp->destroy ();
1333	}	1382	}
1334		1383
1335	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */	1384	op->clr_flag (FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
1336	CLEAR_FLAG (op, FLAG_INV_LOCKED);	1385	op->clr_flag (FLAG_INV_LOCKED);
1337		1386
1338	if (!QUERY_FLAG (op, FLAG_ALIVE))	1387	if (!op->flag [FLAG_ALIVE])
1339	CLEAR_FLAG (op, FLAG_NO_STEAL);	1388	op->clr_flag (FLAG_NO_STEAL);
1340		1389
1341	if (flag & INS_BELOW_ORIGINATOR)	1390	if (flag & INS_BELOW_ORIGINATOR)
1342	{	1391	{
1343	if (originator->map != op->map || originator->x != op->x || originator->y != op->y)	1392	if (originator->map != op->map || originator->x != op->x || originator->y != op->y)
1344	{	1393	{
1345	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");	1394	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");
1346	abort ();	1395	abort ();
1347	}	1396	}
1348		1397
		1398	if (!originator->is_on_map ())
		1399	{
		1400	LOG (llevError, "insert_ob_in_map(%s) called with INS_BELOW_ORIGINATOR when originator '%s' not on map",
		1401	op->debug_desc (), originator->debug_desc ());
		1402	abort ();
		1403	}
		1404
1349	op->above = originator;	1405	op->above = originator;
1350	op->below = originator->below;	1406	op->below = originator->below;
1351
1352	if (op->below)
1353	op->below->above = op;
1354	else
1355	ms.bot = op;
1356
1357	/* since *below* originator, no need to update top */
1358	originator->below = op;	1407	originator->below = op;
		1408
		1409	*(op->below ? &op->below->above : &ms.bot) = op;
1359	}	1410	}
1360	else	1411	else
1361	{	1412	{
1362	object *top, *floor = NULL;	1413	object *floor = 0;
1363		1414	object *top = ms.top;
1364	top = ms.bot;
1365		1415
1366	/* If there are other objects, then */	1416	/* If there are other objects, then */
1367	if (top)	1417	if (top)
1368	{	1418	{
1369	object *last = 0;
1370
1371	/*	1419	/*
1372	* If there are multiple objects on this space, we do some trickier handling.	1420	* If there are multiple objects on this space, we do some trickier handling.
1373	* We've already dealt with merging if appropriate.	1421	* We've already dealt with merging if appropriate.
1374	* Generally, we want to put the new object on top. But if	1422	* Generally, we want to put the new object on top. But if
1375	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last	1423	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last
…		…
1378	* once we get to them. This reduces the need to traverse over all of	1426	* once we get to them. This reduces the need to traverse over all of
1379	* them when adding another one - this saves quite a bit of cpu time	1427	* them when adding another one - this saves quite a bit of cpu time
1380	* when lots of spells are cast in one area. Currently, it is presumed	1428	* when lots of spells are cast in one area. Currently, it is presumed
1381	* that flying non pickable objects are spell objects.	1429	* that flying non pickable objects are spell objects.
1382	*/	1430	*/
1383	for (top = ms.bot; top; top = top->above)	1431	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1384	{	1432	{
1385	if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))	1433	if (tmp->flag [FLAG_IS_FLOOR] || tmp->flag [FLAG_OVERLAY_FLOOR])
1386	floor = top;	1434	floor = tmp;
1387		1435
1388	if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))	1436	if (tmp->flag [FLAG_NO_PICK] && (tmp->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !tmp->flag [FLAG_IS_FLOOR])
1389	{	1437	{
1390	/* We insert above top, so we want this object below this */	1438	/* We insert above top, so we want this object below this */
1391	top = top->below;	1439	top = tmp->below;
1392	break;	1440	break;
1393	}	1441	}
1394		1442
1395	last = top;	1443	top = tmp;
1396	}	1444	}
1397
1398	/* Don't want top to be NULL, so set it to the last valid object */
1399	top = last;
1400		1445
1401	/* We let update_position deal with figuring out what the space	1446	/* We let update_position deal with figuring out what the space
1402	* looks like instead of lots of conditions here.	1447	* looks like instead of lots of conditions here.
1403	* makes things faster, and effectively the same result.	1448	* makes things faster, and effectively the same result.
1404	*/	1449	*/
…		…
1411	*/	1456	*/
1412	if (!(flag & INS_ON_TOP)	1457	if (!(flag & INS_ON_TOP)
1413	&& ms.flags () & P_BLOCKSVIEW	1458	&& ms.flags () & P_BLOCKSVIEW
1414	&& (op->face && !faces [op->face].visibility))	1459	&& (op->face && !faces [op->face].visibility))
1415	{	1460	{
		1461	object *last;
		1462
1416	for (last = top; last != floor; last = last->below)	1463	for (last = top; last != floor; last = last->below)
1417	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))	1464	if (last->flag [FLAG_BLOCKSVIEW] && (last->type != EXIT))
1418	break;	1465	break;
1419		1466
1420	/* Check to see if we found the object that blocks view,	1467	/* Check to see if we found the object that blocks view,
1421	* and make sure we have a below pointer for it so that	1468	* and make sure we have a below pointer for it so that
1422	* we can get inserted below this one, which requires we	1469	* we can get inserted below this one, which requires we
…		…
1428	} /* If objects on this space */	1475	} /* If objects on this space */
1429		1476
1430	if (flag & INS_ABOVE_FLOOR_ONLY)	1477	if (flag & INS_ABOVE_FLOOR_ONLY)
1431	top = floor;	1478	top = floor;
1432		1479
1433	/* Top is the object that our object (op) is going to get inserted above.	1480	// insert object above top, or bottom-most if top = 0
1434	*/
1435
1436	/* First object on this space */
1437	if (!top)	1481	if (!top)
1438	{	1482	{
		1483	op->below = 0;
1439	op->above = ms.bot;	1484	op->above = ms.bot;
1440
1441	if (op->above)
1442	op->above->below = op;
1443
1444	op->below = 0;
1445	ms.bot = op;	1485	ms.bot = op;
		1486
		1487	*(op->above ? &op->above->below : &ms.top) = op;
1446	}	1488	}
1447	else	1489	else
1448	{ /* get inserted into the stack above top */	1490	{
1449	op->above = top->above;	1491	op->above = top->above;
1450
1451	if (op->above)
1452	op->above->below = op;	1492	top->above = op;
1453		1493
1454	op->below = top;	1494	op->below = top;
1455	top->above = op;	1495	*(op->above ? &op->above->below : &ms.top) = op;
1456	}	1496	}
		1497	}
1457		1498
1458	if (!op->above)	1499	if (op->is_player ())
1459	ms.top = op;
1460	} /* else not INS_BELOW_ORIGINATOR */
1461
1462	if (op->type == PLAYER)
1463	{	1500	{
1464	op->contr->do_los = 1;	1501	op->contr->do_los = 1;
1465	++op->map->players;	1502	++op->map->players;
1466	op->map->touch ();	1503	op->map->touch ();
1467	}	1504	}
1468		1505
1469	op->map->dirty = true;	1506	op->map->dirty = true;
1470		1507
1471	if (object *pl = ms.player ())	1508	if (object *pl = ms.player ())
1472	//TODO: the floorbox prev/next might need updating	1509	//TODO: the floorbox prev/next might need updating
1473	esrv_send_item (pl, op);	1510	//esrv_send_item (pl, op);
		1511	//TODO: update floorbox to preserve ordering
		1512	if (pl->contr->ns)
		1513	pl->contr->ns->floorbox_update ();
1474		1514
1475	/* If this object glows, it may affect lighting conditions that are	1515	/* If this object glows, it may affect lighting conditions that are
1476	* visible to others on this map. But update_all_los is really	1516	* visible to others on this map. But update_all_los is really
1477	* an inefficient way to do this, as it means los for all players	1517	* an inefficient way to do this, as it means los for all players
1478	* on the map will get recalculated. The players could very well	1518	* on the map will get recalculated. The players could very well
1479	* be far away from this change and not affected in any way -	1519	* be far away from this change and not affected in any way -
1480	* this should get redone to only look for players within range,	1520	* this should get redone to only look for players within range,
1481	* or just updating the P_UPTODATE for spaces within this area	1521	* or just updating the P_UPTODATE for spaces within this area
1482	* of effect may be sufficient.	1522	* of effect may be sufficient.
1483	*/	1523	*/
1484	if (op->map->darkness && (op->glow_radius != 0))	1524	if (op->affects_los ())
		1525	{
		1526	op->ms ().invalidate ();
1485	update_all_los (op->map, op->x, op->y);	1527	update_all_los (op->map, op->x, op->y);
		1528	}
1486		1529
1487	/* updates flags (blocked, alive, no magic, etc) for this map space */	1530	/* updates flags (blocked, alive, no magic, etc) for this map space */
1488	update_object (op, UP_OBJ_INSERT);	1531	update_object (op, UP_OBJ_INSERT);
1489		1532
1490	INVOKE_OBJECT (INSERT, op);	1533	INVOKE_OBJECT (INSERT, op);
…		…
1497	* blocked() and wall() work properly), and these flags are updated by	1540	* blocked() and wall() work properly), and these flags are updated by
1498	* update_object().	1541	* update_object().
1499	*/	1542	*/
1500		1543
1501	/* if this is not the head or flag has been passed, don't check walk on status */	1544	/* if this is not the head or flag has been passed, don't check walk on status */
1502	if (!(flag & INS_NO_WALK_ON) && op->head_ () == op)	1545	if (!(flag & INS_NO_WALK_ON) && op->is_head ())
1503	{	1546	{
1504	if (check_move_on (op, originator))	1547	if (check_move_on (op, originator, flag))
1505	return 0;	1548	return 0;
1506		1549
1507	/* If we are a multi part object, lets work our way through the check	1550	/* If we are a multi part object, let's work our way through the check
1508	* walk on's.	1551	* walk on's.
1509	*/	1552	*/
1510	for (object *tmp = op->more; tmp; tmp = tmp->more)	1553	for (object *tmp = op->more; tmp; tmp = tmp->more)
1511	if (check_move_on (tmp, originator))	1554	if (check_move_on (tmp, originator, flag))
1512	return 0;	1555	return 0;
1513	}	1556	}
1514		1557
1515	return op;	1558	return op;
1516	}	1559	}
…		…
1518	/* this function inserts an object in the map, but if it	1561	/* this function inserts an object in the map, but if it
1519	* finds an object of its own type, it'll remove that one first.	1562	* finds an object of its own type, it'll remove that one first.
1520	* op is the object to insert it under: supplies x and the map.	1563	* op is the object to insert it under: supplies x and the map.
1521	*/	1564	*/
1522	void	1565	void
1523	replace_insert_ob_in_map (const char *arch_string, object *op)	1566	replace_insert_ob_in_map (shstr_tmp archname, object *op)
1524	{	1567	{
1525	/* first search for itself and remove any old instances */	1568	/* first search for itself and remove any old instances */
1526		1569
1527	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)	1570	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
1528	if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */	1571	if (tmp->arch->archname == archname) /* same archetype */
1529	tmp->destroy (1);	1572	tmp->destroy ();
1530		1573
1531	object *tmp = arch_to_object (archetype::find (arch_string));	1574	object *tmp = archetype::find (archname)->instance ();
1532		1575
1533	tmp->x = op->x;	1576	tmp->x = op->x;
1534	tmp->y = op->y;	1577	tmp->y = op->y;
1535		1578
1536	insert_ob_in_map (tmp, op->map, op, 0);	1579	insert_ob_in_map (tmp, op->map, op, 0);
…		…
1541	{	1584	{
1542	if (where->env)	1585	if (where->env)
1543	return where->env->insert (this);	1586	return where->env->insert (this);
1544	else	1587	else
1545	return where->map->insert (this, where->x, where->y, originator, flags);	1588	return where->map->insert (this, where->x, where->y, originator, flags);
		1589	}
		1590
		1591	// check whether we can put this into the map, respect max_volume, max_items
		1592	bool
		1593	object::can_drop_at (maptile *m, int x, int y, object *originator)
		1594	{
		1595	mapspace &ms = m->at (x, y);
		1596
		1597	int items = ms.items ();
		1598
		1599	if (!items // testing !items ensures we can drop at least one item
		1600	|| (items < m->max_items
		1601	&& ms.volume () < m->max_volume))
		1602	return true;
		1603
		1604	if (originator && originator->is_player ())
		1605	originator->contr->failmsgf (
		1606	"No matter how hard you try, you just cannot put the %s here H<Try to remove some items from the floor first.>",
		1607	query_name ()
		1608	);
		1609
		1610	return false;
1546	}	1611	}
1547		1612
1548	/*	1613	/*
1549	* decrease(object, number) decreases a specified number from	1614	* decrease(object, number) decreases a specified number from
1550	* the amount of an object. If the amount reaches 0, the object	1615	* the amount of an object. If the amount reaches 0, the object
…		…
1558	if (!nr)	1623	if (!nr)
1559	return true;	1624	return true;
1560		1625
1561	nr = min (nr, nrof);	1626	nr = min (nr, nrof);
1562		1627
		1628	if (nrof > nr)
		1629	{
		1630	sint64 oweight = total_weight ();
		1631
1563	nrof -= nr;	1632	nrof -= nr;
1564
1565	if (nrof)
1566	{
1567	adjust_weight (env, -weight * nr); // carrying == 0
1568		1633
1569	if (object *pl = visible_to ())	1634	if (object *pl = visible_to ())
1570	esrv_update_item (UPD_NROF, pl, this);	1635	esrv_update_item (UPD_NROF, pl, this);
1571		1636
		1637	adjust_weight (env, oweight, total_weight ());
		1638
1572	return true;	1639	return true;
1573	}	1640	}
1574	else	1641	else
1575	{	1642	{
1576	destroy (1);	1643	destroy ();
1577	return false;	1644	return false;
1578	}	1645	}
1579	}	1646	}
1580		1647
1581	/*	1648	/*
…		…
1598	}	1665	}
1599	else	1666	else
1600	{	1667	{
1601	decrease (nr);	1668	decrease (nr);
1602		1669
1603	object *op = object_create_clone (this);	1670	object *op = deep_clone ();
1604	op->nrof = nr;	1671	op->nrof = nr;
1605	return op;	1672	return op;
1606	}	1673	}
1607	}	1674	}
1608		1675
…		…
1650	if (op->nrof)	1717	if (op->nrof)
1651	for (object *tmp = inv; tmp; tmp = tmp->below)	1718	for (object *tmp = inv; tmp; tmp = tmp->below)
1652	if (object::can_merge (tmp, op))	1719	if (object::can_merge (tmp, op))
1653	{	1720	{
1654	/* return the original object and remove inserted object	1721	/* return the original object and remove inserted object
1655	(client needs the original object) */	1722	(client prefers the original object) */
		1723
		1724	// carring must be 0 for mergable objects
		1725	sint64 oweight = tmp->weight * tmp->nrof;
		1726
1656	tmp->nrof += op->nrof;	1727	tmp->nrof += op->nrof;
1657		1728
1658	if (object *pl = tmp->visible_to ())	1729	if (object *pl = tmp->visible_to ())
1659	esrv_update_item (UPD_NROF, pl, tmp);	1730	esrv_update_item (UPD_NROF, pl, tmp);
1660		1731
1661	adjust_weight (this, op->total_weight ());	1732	adjust_weight (this, oweight, tmp->weight * tmp->nrof);
1662		1733
1663	op->destroy (1);	1734	op->destroy ();
1664	op = tmp;	1735	op = tmp;
1665	goto inserted;	1736	goto inserted;
1666	}	1737	}
1667		1738
1668	op->owner = 0; // it's his/hers now. period.	1739	op->owner = 0; // it's his/hers now. period.
…		…
1682	op->flag [FLAG_REMOVED] = 0;	1753	op->flag [FLAG_REMOVED] = 0;
1683		1754
1684	if (object *pl = op->visible_to ())	1755	if (object *pl = op->visible_to ())
1685	esrv_send_item (pl, op);	1756	esrv_send_item (pl, op);
1686		1757
1687	adjust_weight (this, op->total_weight ());	1758	adjust_weight (this, 0, op->total_weight ());
1688		1759
1689	inserted:	1760	inserted:
1690	/* reset the light list and los of the players on the map */	1761	/* reset the light list and los of the players on the map */
1691	if (op->glow_radius && map && map->darkness)	1762	if (op->glow_radius && is_on_map ())
		1763	{
		1764	update_stats ();
1692	update_all_los (map, x, y);	1765	update_all_los (map, x, y);
1693		1766	}
		1767	else if (is_player ())
1694	// if this is a player's inventory, update stats	1768	// if this is a player's inventory, update stats
1695	if (type == PLAYER && !flag [FLAG_NO_FIX_PLAYER])	1769	contr->queue_stats_update ();
1696	update_stats ();
1697		1770
1698	INVOKE_OBJECT (INSERT, this);	1771	INVOKE_OBJECT (INSERT, this);
1699		1772
1700	return op;	1773	return op;
1701	}	1774	}
…		…
1719	* MSW 2001-07-08: Check all objects on space, not just those below	1792	* MSW 2001-07-08: Check all objects on space, not just those below
1720	* object being inserted. insert_ob_in_map may not put new objects	1793	* object being inserted. insert_ob_in_map may not put new objects
1721	* on top.	1794	* on top.
1722	*/	1795	*/
1723	int	1796	int
1724	check_move_on (object *op, object *originator)	1797	check_move_on (object *op, object *originator, int flags)
1725	{	1798	{
		1799	if (op->flag [FLAG_NO_APPLY])
		1800	return 0;
		1801
1726	object *tmp;	1802	object *tmp;
1727	maptile *m = op->map;	1803	maptile *m = op->map;
1728	int x = op->x, y = op->y;	1804	int x = op->x, y = op->y;
1729		1805
1730	MoveType move_on, move_slow, move_block;	1806	mapspace &ms = m->at (x, y);
1731		1807
1732	if (QUERY_FLAG (op, FLAG_NO_APPLY))	1808	ms.update ();
1733	return 0;
1734		1809
1735	move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y);	1810	MoveType move_on = ms.move_on;
1736	move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y);	1811	MoveType move_slow = ms.move_slow;
1737	move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y);	1812	MoveType move_block = ms.move_block;
1738		1813
1739	/* if nothing on this space will slow op down or be applied,	1814	/* if nothing on this space will slow op down or be applied,
1740	* no need to do checking below. have to make sure move_type	1815	* no need to do checking below. have to make sure move_type
1741	* is set, as lots of objects don't have it set - we treat that	1816	* is set, as lots of objects don't have it set - we treat that
1742	* as walking.	1817	* as walking.
…		…
1753	return 0;	1828	return 0;
1754		1829
1755	/* The objects have to be checked from top to bottom.	1830	/* The objects have to be checked from top to bottom.
1756	* Hence, we first go to the top:	1831	* Hence, we first go to the top:
1757	*/	1832	*/
1758		1833	for (object *next, *tmp = ms.top; tmp; tmp = next)
1759	for (tmp = op->ms ().bot; tmp && tmp->above; tmp = tmp->above)
1760	{
1761	/* Trim the search when we find the first other spell effect
1762	* this helps performance so that if a space has 50 spell objects,
1763	* we don't need to check all of them.
1764	*/
1765	if ((tmp->move_type & MOVE_FLY_LOW) && QUERY_FLAG (tmp, FLAG_NO_PICK))
1766	break;
1767	}	1834	{
		1835	next = tmp->below;
1768		1836
1769	for (; tmp; tmp = tmp->below)
1770	{
1771	if (tmp == op)	1837	if (tmp == op)
1772	continue; /* Can't apply yourself */	1838	continue; /* Can't apply yourself */
1773		1839
1774	/* Check to see if one of the movement types should be slowed down.	1840	/* Check to see if one of the movement types should be slowed down.
1775	* Second check makes sure that the movement types not being slowed	1841	* Second check makes sure that the movement types not being slowed
1776	* (~slow_move) is not blocked on this space - just because the	1842	* (~slow_move) is not blocked on this space - just because the
1777	* space doesn't slow down swimming (for example), if you can't actually	1843	* space doesn't slow down swimming (for example), if you can't actually
1778	* swim on that space, can't use it to avoid the penalty.	1844	* swim on that space, can't use it to avoid the penalty.
1779	*/	1845	*/
1780	if (!QUERY_FLAG (op, FLAG_WIZPASS))	1846	if (!op->flag [FLAG_WIZPASS])
1781	{	1847	{
1782	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||	1848	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||
1783	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))	1849	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))
1784	{	1850	{
1785
1786	float
1787	diff = tmp->move_slow_penalty * fabs (op->speed);	1851	float diff = tmp->move_slow_penalty * fabs (op->speed);
1788		1852
1789	if (op->type == PLAYER)	1853	if (op->is_player ())
1790	if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||	1854	if ((tmp->flag [FLAG_IS_HILLY ] && find_skill_by_number (op, SK_CLIMBING)) ||
1791	(QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))	1855	(tmp->flag [FLAG_IS_WOODED] && find_skill_by_number (op, SK_WOODSMAN)))
1792	diff /= 4.0;	1856	diff /= 4.0;
1793		1857
1794	op->speed_left -= diff;	1858	op->speed_left -= diff;
1795	}	1859	}
1796	}	1860	}
1797		1861
1798	/* Basically same logic as above, except now for actual apply. */	1862	/* Basically same logic as above, except now for actual apply. */
1799	if ((!op->move_type && tmp->move_on & MOVE_WALK) ||	1863	if ((!op->move_type && tmp->move_on & MOVE_WALK) ||
1800	((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0))	1864	((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0))
1801	{	1865	{
		1866	if ((flags & INS_NO_AUTO_EXIT)
		1867	&& (tmp->type == EXIT || tmp->type == TELEPORTER
		1868	|| tmp->type == HOLE || tmp->type == TRAPDOOR)) //TODO: temporary, fix exits instead
		1869	continue;
		1870
1802	move_apply (tmp, op, originator);	1871	move_apply (tmp, op, originator);
1803		1872
1804	if (op->destroyed ())	1873	if (op->destroyed ())
1805	return 1;	1874	return 1;
1806		1875
…		…
1829	LOG (llevError, "Present_arch called outside map.\n");	1898	LOG (llevError, "Present_arch called outside map.\n");
1830	return NULL;	1899	return NULL;
1831	}	1900	}
1832		1901
1833	for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)	1902	for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)
1834	if (tmp->arch == at)	1903	if (tmp->arch->archname == at->archname)
1835	return tmp;	1904	return tmp;
1836		1905
1837	return NULL;	1906	return NULL;
1838	}	1907	}
1839		1908
…		…
1903	* The first matching object is returned, or NULL if none.	1972	* The first matching object is returned, or NULL if none.
1904	*/	1973	*/
1905	object *	1974	object *
1906	present_arch_in_ob (const archetype *at, const object *op)	1975	present_arch_in_ob (const archetype *at, const object *op)
1907	{	1976	{
1908	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)	1977	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1909	if (tmp->arch == at)	1978	if (tmp->arch->archname == at->archname)
1910	return tmp;	1979	return tmp;
1911		1980
1912	return NULL;	1981	return NULL;
1913	}	1982	}
1914		1983
…		…
1918	void	1987	void
1919	flag_inv (object *op, int flag)	1988	flag_inv (object *op, int flag)
1920	{	1989	{
1921	for (object *tmp = op->inv; tmp; tmp = tmp->below)	1990	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1922	{	1991	{
1923	SET_FLAG (tmp, flag);	1992	tmp->set_flag (flag);
1924	flag_inv (tmp, flag);	1993	flag_inv (tmp, flag);
1925	}	1994	}
1926	}	1995	}
1927		1996
1928	/*	1997	/*
…		…
1931	void	2000	void
1932	unflag_inv (object *op, int flag)	2001	unflag_inv (object *op, int flag)
1933	{	2002	{
1934	for (object *tmp = op->inv; tmp; tmp = tmp->below)	2003	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1935	{	2004	{
1936	CLEAR_FLAG (tmp, flag);	2005	tmp->clr_flag (flag);
1937	unflag_inv (tmp, flag);	2006	unflag_inv (tmp, flag);
1938	}	2007	}
1939	}	2008	}
1940		2009
1941	/*	2010	/*
…		…
2002	* head of the object should correspond for the entire object.	2071	* head of the object should correspond for the entire object.
2003	*/	2072	*/
2004	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))	2073	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))
2005	continue;	2074	continue;
2006		2075
2007	if (ob->blocked (m, pos.x, pos.y))	2076	if (ob->blocked (pos.m, pos.x, pos.y))
2008	continue;	2077	continue;
2009		2078
2010	altern [index++] = i;	2079	altern [index++] = i;
2011	}	2080	}
2012		2081
…		…
2080	* there is capable of.	2149	* there is capable of.
2081	*/	2150	*/
2082	int	2151	int
2083	find_dir (maptile *m, int x, int y, object *exclude)	2152	find_dir (maptile *m, int x, int y, object *exclude)
2084	{	2153	{
2085	int i, max = SIZEOFFREE, mflags;	2154	int max = SIZEOFFREE, mflags;
2086
2087	sint16 nx, ny;
2088	object *tmp;
2089	maptile *mp;
2090
2091	MoveType blocked, move_type;	2155	MoveType move_type;
2092		2156
2093	if (exclude && exclude->head_ () != exclude)	2157	if (exclude && exclude->head_ () != exclude)
2094	{	2158	{
2095	exclude = exclude->head;	2159	exclude = exclude->head;
2096	move_type = exclude->move_type;	2160	move_type = exclude->move_type;
…		…
2099	{	2163	{
2100	/* If we don't have anything, presume it can use all movement types. */	2164	/* If we don't have anything, presume it can use all movement types. */
2101	move_type = MOVE_ALL;	2165	move_type = MOVE_ALL;
2102	}	2166	}
2103		2167
2104	for (i = 1; i < max; i++)	2168	for (int i = 1; i < max; i++)
2105	{	2169	{
2106	mp = m;	2170	mapxy pos (m, x, y);
2107	nx = x + freearr_x[i];	2171	pos.move (i);
2108	ny = y + freearr_y[i];
2109		2172
2110	mflags = get_map_flags (m, &mp, nx, ny, &nx, &ny);	2173	if (!pos.normalise ())
2111
2112	if (mflags & P_OUT_OF_MAP)
2113	max = maxfree[i];	2174	max = maxfree[i];
2114	else	2175	else
2115	{	2176	{
2116	mapspace &ms = mp->at (nx, ny);	2177	mapspace &ms = *pos;
2117		2178
2118	blocked = ms.move_block;
2119
2120	if ((move_type & blocked) == move_type)	2179	if ((move_type & ms.move_block) == move_type)
2121	max = maxfree[i];	2180	max = maxfree [i];
2122	else if (mflags & P_IS_ALIVE)	2181	else if (ms.flags () & P_IS_ALIVE)
2123	{	2182	{
2124	for (tmp = ms.bot; tmp; tmp = tmp->above)	2183	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
2125	if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)	2184	if ((tmp->flag [FLAG_MONSTER] || tmp->is_player ())
2126	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))	2185	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))
2127	break;
2128
2129	if (tmp)
2130	return freedir[i];	2186	return freedir [i];
2131	}	2187	}
2132	}	2188	}
2133	}	2189	}
2134		2190
2135	return 0;	2191	return 0;
…		…
2144	{	2200	{
2145	return (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);	2201	return (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);
2146	}	2202	}
2147		2203
2148	/*	2204	/*
2149	* find_dir_2(delta-x,delta-y) will return a direction in which	2205	* find_dir_2(delta-x,delta-y) will return a direction value
2150	* an object which has subtracted the x and y coordinates of another	2206	* for running into direct [dx, dy].
2151	* object, needs to travel toward it.	2207	* (the opposite of crossfire's find_dir_2!)
2152	*/	2208	*/
2153	int	2209	int
2154	find_dir_2 (int x, int y)	2210	find_dir_2 (int x, int y)
2155	{	2211	{
		2212	#if 1 // new algorithm
		2213	// this works by putting x, y into 16 sectors, which
		2214	// are not equal sized, but are a better approximation
		2215	// then the old algorithm, and then using a mapping
		2216	// table to map it into a direction value.
		2217	// basically, it maps these comparisons to each bit
		2218	// bit #3: x < 0
		2219	// bit #2: y < 0
		2220	// bit #1: x > y
		2221	// bit #0: x > 2y
		2222
		2223	static const uint8 dir[16] = {
		2224	4, 5, 4, 3,
		2225	2, 1, 2, 3,
		2226	6, 5, 6, 7,
		2227	8, 1, 8, 7,
		2228	};
		2229	int sector = 0;
		2230
		2231	// this is a bit ugly, but more likely to result in branchless code
		2232	sector |= x < 0 ? 8 : 0;
		2233	x = x < 0 ? -x : x; // abs
		2234
		2235	sector |= y < 0 ? 4 : 0;
		2236	y = y < 0 ? -y : y; // abs
		2237
		2238	if (x > y)
		2239	{
		2240	sector |= 2;
		2241
		2242	if (x > y * 2)
		2243	sector |= 1;
		2244	}
		2245	else
		2246	{
		2247	if (y > x * 2)
		2248	sector |= 1;
		2249	else if (!y)
		2250	return 0; // x == 0 here
		2251	}
		2252
		2253	return dir [sector];
		2254	#else // old algorithm
2156	int q;	2255	int q;
2157		2256
2158	if (y)	2257	if (y)
2159	q = x * 100 / y;	2258	q = 128 * x / y;
2160	else if (x)	2259	else if (x)
2161	q = -300 * x;	2260	q = -512 * x; // to make it > 309
2162	else	2261	else
2163	return 0;	2262	return 0;
2164		2263
2165	if (y > 0)	2264	if (y > 0)
2166	{	2265	{
2167	if (q < -242)	2266	if (q < -309) return 7;
		2267	if (q < -52) return 6;
		2268	if (q < 52) return 5;
		2269	if (q < 309) return 4;
		2270
2168	return 3;	2271	return 3;
2169	if (q < -41)	2272	}
2170	return 2;	2273	else
2171	if (q < 41)	2274	{
2172	return 1;	2275	if (q < -309) return 3;
2173	if (q < 242)	2276	if (q < -52) return 2;
2174	return 8;	2277	if (q < 52) return 1;
		2278	if (q < 309) return 8;
		2279
2175	return 7;	2280	return 7;
2176	}	2281	}
2177		2282	#endif
2178	if (q < -242)
2179	return 7;
2180	if (q < -41)
2181	return 6;
2182	if (q < 41)
2183	return 5;
2184	if (q < 242)
2185	return 4;
2186
2187	return 3;
2188	}	2283	}
2189		2284
2190	/*	2285	/*
2191	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is	2286	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is
2192	* between two directions (which are expected to be absolute (see absdir())	2287	* between two directions (which are expected to be absolute (see absdir())
2193	*/	2288	*/
2194	int	2289	int
2195	dirdiff (int dir1, int dir2)	2290	dirdiff (int dir1, int dir2)
2196	{	2291	{
2197	int d;
2198
2199	d = abs (dir1 - dir2);	2292	int d = abs (dir1 - dir2);
2200	if (d > 4)
2201	d = 8 - d;
2202		2293
2203	return d;	2294	return d > 4 ? 8 - d : d;
2204	}	2295	}
2205		2296
2206	/* peterm:	2297	/* peterm:
2207	* do LOS stuff for ball lightning. Go after the closest VISIBLE monster.	2298	* do LOS stuff for ball lightning. Go after the closest VISIBLE monster.
2208	* Basically, this is a table of directions, and what directions	2299	* Basically, this is a table of directions, and what directions
…		…
2210	* This basically means that if direction is 15, then it could either go	2301	* This basically means that if direction is 15, then it could either go
2211	* direction 4, 14, or 16 to get back to where we are.	2302	* direction 4, 14, or 16 to get back to where we are.
2212	* Moved from spell_util.c to object.c with the other related direction	2303	* Moved from spell_util.c to object.c with the other related direction
2213	* functions.	2304	* functions.
2214	*/	2305	*/
2215	int reduction_dir[SIZEOFFREE][3] = {	2306	static const int reduction_dir[SIZEOFFREE][3] = {
2216	{0, 0, 0}, /* 0 */	2307	{0, 0, 0}, /* 0 */
2217	{0, 0, 0}, /* 1 */	2308	{0, 0, 0}, /* 1 */
2218	{0, 0, 0}, /* 2 */	2309	{0, 0, 0}, /* 2 */
2219	{0, 0, 0}, /* 3 */	2310	{0, 0, 0}, /* 3 */
2220	{0, 0, 0}, /* 4 */	2311	{0, 0, 0}, /* 4 */
…		…
2314	* Add a check so we can't pick up invisible objects (0.93.8)	2405	* Add a check so we can't pick up invisible objects (0.93.8)
2315	*/	2406	*/
2316	int	2407	int
2317	can_pick (const object *who, const object *item)	2408	can_pick (const object *who, const object *item)
2318	{	2409	{
2319	return /*QUERY_FLAG(who,FLAG_WIZ)|| */	2410	return /*who->flag [FLAG_WIZ]|| */
2320	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&	2411	(item->weight > 0 && !item->flag [FLAG_NO_PICK] &&
2321	!QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->type == PLAYER || item->weight < who->weight / 3));	2412	!item->flag [FLAG_ALIVE] && !item->invisible && (who->is_player () || item->weight < who->weight / 3));
2322	}	2413	}
		2414
		2415	//-GPL
2323		2416
2324	/*	2417	/*
2325	* create clone from object to another	2418	* create clone from object to another
2326	*/	2419	*/
2327	object *	2420	object *
2328	object_create_clone (object *asrc)	2421	object::deep_clone ()
2329	{	2422	{
		2423	assert (("deep_clone called on non-head object", is_head ()));
		2424
2330	object *dst = 0;	2425	object *dst = clone ();
2331		2426
2332	if (!asrc)
2333	return 0;
2334
2335	object *src = asrc->head_ ();
2336
2337	object *prev = 0;	2427	object *prev = dst;
2338	for (object *part = src; part; part = part->more)	2428	for (object *part = this->more; part; part = part->more)
2339	{	2429	{
2340	object *tmp = part->clone ();	2430	object *tmp = part->clone ();
2341
2342	tmp->x -= src->x;
2343	tmp->y -= src->y;
2344
2345	if (!part->head)
2346	{
2347	dst = tmp;
2348	tmp->head = 0;
2349	}
2350	else
2351	tmp->head = dst;	2431	tmp->head = dst;
2352
2353	tmp->more = 0;
2354
2355	if (prev)
2356	prev->more = tmp;	2432	prev->more = tmp;
2357
2358	prev = tmp;	2433	prev = tmp;
2359	}	2434	}
2360		2435
2361	for (object *item = src->inv; item; item = item->below)	2436	for (object *item = inv; item; item = item->below)
2362	insert_ob_in_ob (object_create_clone (item), dst);	2437	insert_ob_in_ob (item->deep_clone (), dst);
2363		2438
2364	return dst;	2439	return dst;
2365	}	2440	}
2366		2441
2367	/* This returns the first object in who's inventory that	2442	/* This returns the first object in who's inventory that
…		…
2376	return tmp;	2451	return tmp;
2377		2452
2378	return 0;	2453	return 0;
2379	}	2454	}
2380		2455
2381	/* If ob has a field named key, return the link from the list,	2456	/* Zero the key_values on op, decrementing the shared-string
2382	* otherwise return NULL.	2457	* refcounts and freeing the links.
2383	*	2458	*/
2384	* key must be a passed in shared string - otherwise, this won't	2459	void
2385	* do the desired thing.	2460	key_values::clear ()
2386	*/
2387	key_value *
2388	get_ob_key_link (const object *ob, const char *key)
2389	{	2461	{
2390	for (key_value *link = ob->key_values; link; link = link->next)	2462	for (key_value *kvp = first; kvp; )
		2463	{
		2464	key_value *next = kvp->next;
		2465	delete kvp;
		2466	kvp = next;
		2467	}
		2468
		2469	first = 0;
		2470	}
		2471
		2472	shstr_tmp
		2473	key_values::get (shstr_tmp key) const
		2474	{
		2475	for (key_value *kv = first; kv; kv = kv->next)
2391	if (link->key == key)	2476	if (kv->key == key)
2392	return link;
2393
2394	return 0;
2395	}
2396
2397	/*
2398	* Returns the value of op has an extra_field for key, or NULL.
2399	*
2400	* The argument doesn't need to be a shared string.
2401	*
2402	* The returned string is shared.
2403	*/
2404	const char *
2405	get_ob_key_value (const object *op, const char *const key)
2406	{
2407	key_value *link;
2408	shstr_cmp canonical_key (key);
2409
2410	if (!canonical_key)
2411	{
2412	/* 1. There being a field named key on any object
2413	* implies there'd be a shared string to find.
2414	* 2. Since there isn't, no object has this field.
2415	* 3. Therefore, *this* object doesn't have this field.
2416	*/
2417	return 0;
2418	}
2419
2420	/* This is copied from get_ob_key_link() above -
2421	* only 4 lines, and saves the function call overhead.
2422	*/
2423	for (link = op->key_values; link; link = link->next)
2424	if (link->key == canonical_key)
2425	return link->value;	2477	return kv->value;
2426		2478
2427	return 0;	2479	return shstr ();
2428	}	2480	}
2429		2481
2430	/*	2482	void
2431	* Updates the canonical_key in op to value.	2483	key_values::add (shstr_tmp key, shstr_tmp value)
2432	*
2433	* canonical_key is a shared string (value doesn't have to be).
2434	*
2435	* Unless add_key is TRUE, it won't add fields, only change the value of existing
2436	* keys.
2437	*
2438	* Returns TRUE on success.
2439	*/
2440	int
2441	set_ob_key_value_s (object *op, const shstr & canonical_key, const char *value, int add_key)
2442	{	2484	{
2443	key_value *field = NULL, *last = NULL;	2485	key_value *kv = new key_value;
2444		2486
2445	for (field = op->key_values; field != NULL; field = field->next)	2487	kv->next = first;
2446	{	2488	kv->key = key;
2447	if (field->key != canonical_key)	2489	kv->value = value;
		2490
		2491	first = kv;
		2492	}
		2493
		2494	void
		2495	key_values::set (shstr_tmp key, shstr_tmp value)
		2496	{
		2497	for (key_value *kv = first; kv; kv = kv->next)
		2498	if (kv->key == key)
2448	{	2499	{
2449	last = field;	2500	kv->value = value;
2450	continue;	2501	return;
2451	}	2502	}
2452		2503
2453	if (value)	2504	add (key, value);
2454	field->value = value;	2505	}
2455	else	2506
		2507	void
		2508	key_values::del (shstr_tmp key)
		2509	{
		2510	for (key_value **kvp = &first; *kvp; kvp = &(*kvp)->next)
		2511	if ((*kvp)->key == key)
2456	{	2512	{
2457	/* Basically, if the archetype has this key set,	2513	key_value *kv = *kvp;
2458	* we need to store the null value so when we save	2514	*kvp = (*kvp)->next;
2459	* it, we save the empty value so that when we load,	2515	delete kv;
2460	* we get this value back again.	2516	return;
2461	*/
2462	if (get_ob_key_link (op->arch, canonical_key))
2463	field->value = 0;
2464	else
2465	{
2466	if (last)
2467	last->next = field->next;
2468	else
2469	op->key_values = field->next;
2470
2471	delete field;
2472	}
2473	}	2517	}
2474	return TRUE;	2518	}
		2519
		2520	void
		2521	key_values::reverse ()
		2522	{
		2523	key_value *prev = 0;
		2524	key_value *head = first;
		2525
		2526	while (head)
2475	}	2527	{
2476	/* IF we get here, key doesn't exist */	2528	key_value *node = head;
		2529	head = head->next;
		2530	node->next = prev;
		2531	prev = node;
		2532	}
2477		2533
2478	/* No field, we'll have to add it. */	2534	first = prev;
2479
2480	if (!add_key)
2481	return FALSE;
2482
2483	/* There isn't any good reason to store a null
2484	* value in the key/value list. If the archetype has
2485	* this key, then we should also have it, so shouldn't
2486	* be here. If user wants to store empty strings,
2487	* should pass in ""
2488	*/
2489	if (value == NULL)
2490	return TRUE;
2491
2492	field = new key_value;
2493
2494	field->key = canonical_key;
2495	field->value = value;
2496	/* Usual prepend-addition. */
2497	field->next = op->key_values;
2498	op->key_values = field;
2499
2500	return TRUE;
2501	}	2535	}
2502		2536
2503	/*	2537	key_values &
2504	* Updates the key in op to value.	2538	key_values::operator =(const key_values &kv)
2505	*
2506	* If add_key is FALSE, this will only update existing keys,
2507	* and not add new ones.
2508	* In general, should be little reason FALSE is ever passed in for add_key
2509	*
2510	* Returns TRUE on success.
2511	*/
2512	int
2513	set_ob_key_value (object *op, const char *key, const char *value, int add_key)
2514	{	2539	{
2515	shstr key_ (key);	2540	clear ();
2516		2541
2517	return set_ob_key_value_s (op, key_, value, add_key);	2542	for (key_value *kvp = kv.first; kvp; kvp = kvp->next)
		2543	add (kvp->key, kvp->value);
		2544
		2545	reverse ();
2518	}	2546	}
2519		2547
2520	object::depth_iterator::depth_iterator (object *container)	2548	object::depth_iterator::depth_iterator (object *container)
2521	: iterator_base (container)	2549	: iterator_base (container)
2522	{	2550	{
…		…
2572	{	2600	{
2573	char flagdesc[512];	2601	char flagdesc[512];
2574	char info2[256 * 4];	2602	char info2[256 * 4];
2575	char *p = info;	2603	char *p = info;
2576		2604
2577	p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s,flags:[%s],type:%d}",	2605	p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s%s,flags:[%s],type:%d}",
2578	count,	2606	count,
2579	uuid.c_str (),	2607	uuid.c_str (),
2580	&name,	2608	&name,
2581	title ? "\",title:\"" : "",	2609	title ? ",title:\"" : "",
2582	title ? (const char *)title : "",	2610	title ? (const char *)title : "",
		2611	title ? "\"" : "",
2583	flag_desc (flagdesc, 512), type);	2612	flag_desc (flagdesc, 512), type);
2584		2613
2585	if (!flag[FLAG_REMOVED] && env)	2614	if (!flag[FLAG_REMOVED] && env)
2586	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));	2615	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2587		2616
…		…
2605	{	2634	{
2606	return map ? map->region (x, y)	2635	return map ? map->region (x, y)
2607	: region::default_region ();	2636	: region::default_region ();
2608	}	2637	}
2609		2638
2610	const materialtype_t *	2639	//+GPL
2611	object::dominant_material () const
2612	{
2613	if (materialtype_t *mt = name_to_material (materialname))
2614	return mt;
2615
2616	return name_to_material (shstr_unknown);
2617	}
2618		2640
2619	void	2641	void
2620	object::open_container (object *new_container)	2642	object::open_container (object *new_container)
2621	{	2643	{
2622	if (container == new_container)	2644	if (container == new_container)
…		…
2643	container = 0;	2665	container = 0;
2644		2666
2645	// client needs item update to make it work, client bug requires this to be separate	2667	// client needs item update to make it work, client bug requires this to be separate
2646	esrv_update_item (UPD_FLAGS, this, old_container);	2668	esrv_update_item (UPD_FLAGS, this, old_container);
2647		2669
2648	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));	2670	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", old_container->query_name ());
2649	play_sound (sound_find ("chest_close"));	2671	play_sound (sound_find ("chest_close"));
2650	}	2672	}
2651		2673
2652	if (new_container)	2674	if (new_container)
2653	{	2675	{
…		…
2657	// TODO: this does not seem to serve any purpose anymore?	2679	// TODO: this does not seem to serve any purpose anymore?
2658	#if 0	2680	#if 0
2659	// insert the "Close Container" object.	2681	// insert the "Close Container" object.
2660	if (archetype *closer = new_container->other_arch)	2682	if (archetype *closer = new_container->other_arch)
2661	{	2683	{
2662	object *closer = arch_to_object (new_container->other_arch);	2684	object *closer = new_container->other_arch->instance ();
2663	closer->flag [FLAG_NO_MAP_SAVE] = 1;	2685	closer->flag [FLAG_NO_MAP_SAVE] = 1;
2664	new_container->insert (closer);	2686	new_container->insert (closer);
2665	}	2687	}
2666	#endif	2688	#endif
2667		2689
2668	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));	2690	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", new_container->query_name ());
2669		2691
2670	// make sure the container is available, client bug requires this to be separate	2692	// make sure the container is available, client bug requires this to be separate
2671	esrv_send_item (this, new_container);	2693	esrv_send_item (this, new_container);
2672		2694
2673	new_container->flag [FLAG_APPLIED] = true;	2695	new_container->flag [FLAG_APPLIED] = true;
…		…
2680	}	2702	}
2681	// else if (!old_container->env && contr && contr->ns)	2703	// else if (!old_container->env && contr && contr->ns)
2682	// contr->ns->floorbox_reset ();	2704	// contr->ns->floorbox_reset ();
2683	}	2705	}
2684		2706
		2707	//-GPL
		2708
		2709	// prefetch some flat area around the player
		2710	static void
		2711	prefetch_surrounding_area (object *op, maptile *map, int range)
		2712	{
		2713	for (maprect *rect = map->split_to_tiles (mapwalk_buf,
		2714	op->x - range , op->y - range ,
		2715	op->x + range + 1, op->y + range + 1);
		2716	rect->m;
		2717	++rect)
		2718	{
		2719	rect->m->touch ();
		2720	rect->m->activate ();
		2721	}
		2722	}
		2723
		2724	// prefetch a generous area around the player, also up and down
		2725	void
		2726	object::prefetch_surrounding_maps ()
		2727	{
		2728	prefetch_surrounding_area (this, map, 40);
		2729
		2730	if (maptile *m = map->tile_available (TILE_DOWN))
		2731	prefetch_surrounding_area (this, m, 20);
		2732
		2733	if (maptile *m = map->tile_available (TILE_UP))
		2734	prefetch_surrounding_area (this, m, 20);
		2735	}
		2736
		2737	//+GPL
		2738
2685	object *	2739	object *
2686	object::force_find (const shstr name)	2740	object::force_find (shstr_tmp name)
2687	{	2741	{
2688	/* cycle through his inventory to look for the MARK we want to	2742	/* cycle through his inventory to look for the MARK we want to
2689	* place	2743	* place
2690	*/	2744	*/
2691	for (object *tmp = inv; tmp; tmp = tmp->below)	2745	for (object *tmp = inv; tmp; tmp = tmp->below)
…		…
2694		2748
2695	return 0;	2749	return 0;
2696	}	2750	}
2697		2751
2698	void	2752	void
		2753	object::force_set_timer (int duration)
		2754	{
		2755	this->duration = 1;
		2756	this->speed_left = -1.f;
		2757
		2758	this->set_speed (duration ? 1.f / duration : 0.f);
		2759	}
		2760
		2761	object *
2699	object::force_add (const shstr name, int duration)	2762	object::force_add (shstr_tmp name, int duration)
2700	{	2763	{
2701	if (object *force = force_find (name))	2764	if (object *force = force_find (name))
2702	force->destroy ();	2765	force->destroy ();
2703		2766
2704	object *force = get_archetype (FORCE_NAME);	2767	object *force = archetype::get (FORCE_NAME);
2705		2768
2706	force->slaying = name;	2769	force->slaying = name;
2707	force->stats.food = 1;	2770	force->force_set_timer (duration);
2708	force->speed_left = -1.f;
2709
2710	force->set_speed (duration ? 1.f / duration : 0.f);
2711	force->flag [FLAG_IS_USED_UP] = true;
2712	force->flag [FLAG_APPLIED] = true;	2771	force->flag [FLAG_APPLIED] = true;
2713		2772
2714	insert (force);	2773	return insert (force);
2715	}	2774	}
2716		2775
2717	void	2776	void
2718	object::play_sound (faceidx sound)	2777	object::play_sound (faceidx sound) const
2719	{	2778	{
2720	if (!sound)	2779	if (!sound)
2721	return;	2780	return;
2722		2781
2723	if (flag [FLAG_REMOVED])	2782	if (is_on_map ())
		2783	map->play_sound (sound, x, y);
		2784	else if (object *pl = in_player ())
		2785	pl->contr->play_sound (sound);
		2786	}
		2787
		2788	void
		2789	object::say_msg (const char *msg) const
		2790	{
		2791	if (is_on_map ())
		2792	map->say_msg (msg, x, y);
		2793	else if (object *pl = in_player ())
		2794	pl->contr->play_sound (sound);
		2795	}
		2796
		2797	void
		2798	object::make_noise ()
		2799	{
		2800	// we do not model noise in the map, so instead put
		2801	// a temporary light into the noise source
		2802	// could use the map instead, but that's less reliable for our
		2803	// goal, which is to make invisibility a bit harder to exploit
		2804
		2805	// currently only works sensibly for players
		2806	if (!is_player ())
2724	return;	2807	return;
2725		2808
2726	if (env)	2809	// find old force, or create new one
2727	{	2810	object *force = force_find (shstr_noise_force);
2728	if (object *pl = in_player ())	2811
2729	pl->contr->play_sound (sound);	2812	if (force)
2730	}	2813	force->speed_left = -1.f; // patch old speed up
2731	else	2814	else
2732	map->play_sound (sound, x, y);	2815	{
2733	}	2816	force = archetype::get (shstr_noise_force);
2734		2817
		2818	force->slaying = shstr_noise_force;
		2819	force->stats.food = 1;
		2820	force->speed_left = -1.f;
		2821
		2822	force->set_speed (1.f / 4.f);
		2823	force->flag [FLAG_IS_USED_UP] = true;
		2824	force->flag [FLAG_APPLIED] = true;
		2825
		2826	insert (force);
		2827	}
		2828	}
		2829
		2830	void object::change_move_type (MoveType mt)
		2831	{
		2832	if (move_type == mt)
		2833	return;
		2834
		2835	if (is_on_map ())
		2836	{
		2837	// we are on the map, so handle move_on/off effects
		2838	remove ();
		2839	move_type = mt;
		2840	map->insert (this, x, y, this);
		2841	}
		2842	else
		2843	move_type = mt;
		2844	}
		2845
		2846	/* object should be a player.
		2847	* we return the object the player has marked with the 'mark' command
		2848	* below. If no match is found (or object has changed), we return
		2849	* NULL. We leave it up to the calling function to print messages if
		2850	* nothing is found.
		2851	*/
		2852	object *
		2853	object::mark () const
		2854	{
		2855	if (contr && contr->mark && contr->mark->env == this)
		2856	return contr->mark;
		2857	else
		2858	return 0;
		2859	}
		2860
		2861	// put marked object first in the inventory
		2862	// this is used by identify-like spells so players can influence
		2863	// the order a bit.
		2864	void
		2865	object::splay_marked ()
		2866	{
		2867	if (object *marked = mark ())
		2868	splay (marked);
		2869	}
		2870

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