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Comparing deliantra/server/common/object.C (file contents):
Revision 1.201 by root, Tue Jan 22 16:22:45 2008 UTC vs.
Revision 1.315 by root, Fri Mar 26 21:43:43 2010 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 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	* Copyright (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	* Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2001 Mark Wedel & Crossfire Development Team
6	* Copyright (©) 1992,2007 Frank Tore Johansen	6	* Copyright (©) 1992 Frank Tore Johansen
7	*	7	*
8	* Deliantra is free software: you can redistribute it and/or modify	8	* Deliantra is free software: you can redistribute it and/or modify it under
9	* it under the terms of the GNU General Public License as published by	9	* the terms of the Affero GNU General Public License as published by the
10	* the Free Software Foundation, either version 3 of the License, or	10	* Free Software Foundation, either version 3 of the License, or (at your
11	* (at your option) any later version.	11	* option) any later version.
12	*	12	*
13	* This program is distributed in the hope that it will be useful,	13	* This program is distributed in the hope that it will be useful,
14	* but WITHOUT ANY WARRANTY; without even the implied warranty of	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16	* GNU General Public License for more details.	16	* GNU General Public License for more details.
17	*	17	*
18	* You should have received a copy of the GNU General Public License	18	* You should have received a copy of the Affero GNU General Public License
19	* along with this program. If not, see <http://www.gnu.org/licenses/>.	19	* and the GNU General Public License along with this program. If not, see
		20	* <http://www.gnu.org/licenses/>.
20	*	21	*
21	* The authors can be reached via e-mail to <support@deliantra.net>	22	* The authors can be reached via e-mail to <support@deliantra.net>
22	*/	23	*/
23		24
24	/* Eneq(@csd.uu.se): Added weight-modifiers in environment of objects.
25	sub/add_weight will transcend the environment updating the carrying
26	variable. */
27	#include <global.h>	25	#include <global.h>
28	#include <stdio.h>	26	#include <stdio.h>
29	#include <sys/types.h>	27	#include <sys/types.h>
30	#include <sys/uio.h>	28	#include <sys/uio.h>
31	#include <object.h>	29	#include <object.h>
32	#include <funcpoint.h>
33	#include <sproto.h>	30	#include <sproto.h>
34	#include <loader.h>
35		31
36	#include <bitset>	32	#include <bitset>
37		33
38	int nrofallocobjects = 0;	34	UUID UUID::cur;
39	static UUID uuid;	35	static uint64_t seq_next_save;
40	const uint64 UUID_SKIP = 1<<19;	36	static const uint64 UUID_GAP = 1<<19;
		37	uint32_t mapspace::smellcount = 10000;
41		38
42	objectvec objects;	39	objectvec objects;
43	activevec actives;	40	activevec actives;
44		41
45	short freearr_x[SIZEOFFREE] = { 0, 0, 1, 1, 1, 0, -1, -1, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,	42	//+GPL
		43
		44	short freearr_x[SIZEOFFREE] = {
		45	0,
		46	0, 1, 1, 1, 0, -1, -1, -1,
		47	0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,
46	0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1	48	0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3, -3, -3, -3, -3, -2, -1
47	};	49	};
48	short freearr_y[SIZEOFFREE] = { 0, -1, -1, 0, 1, 1, 1, 0, -1, -2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2,	50	short freearr_y[SIZEOFFREE] = {
		51	0,
		52	-1, -1, 0, 1, 1, 1, 0, -1,
		53	-2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2,
49	-3, -3, -3, -3, -2, -1, 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3	54	-3, -3, -3, -3, -2, -1, 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3
50	};
51	int maxfree[SIZEOFFREE] = { 0, 9, 10, 13, 14, 17, 18, 21, 22, 25, 26, 27, 30, 31, 32, 33, 36, 37, 39, 39, 42, 43, 44, 45,
52	48, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49
53	};	55	};
54	int freedir[SIZEOFFREE] = {	56	int freedir[SIZEOFFREE] = {
55	0, 1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8,	57	0,
		58	1, 2, 3, 4, 5, 6, 7, 8,
		59	1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8,
56	1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8	60	1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8
57	};	61	};
58		62
		63	static int maxfree[SIZEOFFREE] = {
		64	0,
		65	9, 10, 13, 14, 17, 18, 21, 22,
		66	25, 26, 27, 30, 31, 32, 33, 36, 37, 39, 39, 42, 43, 44, 45, 48,
		67	49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49
		68	};
		69
59	static void	70	static void
60	write_uuid (void)	71	write_uuid (uval64 skip, bool sync)
61	{	72	{
62	char filename1[MAX_BUF], filename2[MAX_BUF];	73	CALL_BEGIN (2);
63		74	CALL_ARG_SV (newSVval64 (skip));
64	sprintf (filename1, "%s/uuid", settings.localdir);	75	CALL_ARG_SV (boolSV (sync));
65	sprintf (filename2, "%s/uuid~", settings.localdir);	76	CALL_CALL ("cf::write_uuid", G_DISCARD);
66		77	CALL_END;
67	FILE *fp;
68
69	if (!(fp = fopen (filename2, "w")))
70	{
71	LOG (llevError, "ERROR: cannot open %s for writing, unable to write UUID!\n", filename2);
72	return;
73	}
74
75	fprintf (fp, "<1,%llx>\n", (unsigned long long)uuid.seq + UUID_SKIP * 2);
76	fclose (fp);
77	rename (filename2, filename1);
78	}	78	}
79		79
80	static void	80	static void
81	read_uuid (void)	81	read_uuid ()
82	{	82	{
83	char filename[MAX_BUF];	83	char filename[MAX_BUF];
84		84
85	sprintf (filename, "%s/uuid", settings.localdir);	85	sprintf (filename, "%s/uuid", settings.localdir);
		86
		87	seq_next_save = 0;
86		88
87	FILE *fp;	89	FILE *fp;
88		90
89	if (!(fp = fopen (filename, "r")))	91	if (!(fp = fopen (filename, "r")))
90	{	92	{
91	if (errno == ENOENT)	93	if (errno == ENOENT)
92	{	94	{
93	LOG (llevInfo, "RESET uid to 1\n");	95	LOG (llevInfo, "RESET uid to 1\n");
94	uuid.seq = 0;	96	UUID::cur.seq = 0;
95	write_uuid ();	97	write_uuid (UUID_GAP, true);
96	return;	98	return;
97	}	99	}
98		100
99	LOG (llevError, "FATAL: cannot open %s for reading!\n", filename);	101	LOG (llevError, "FATAL: cannot open %s for reading!\n", filename);
100	_exit (1);	102	_exit (1);
101	}	103	}
102		104
103	int version;	105	char buf [UUID::MAX_LEN];
104	unsigned long long uid;	106	buf[0] = 0;
105	if (2 != fscanf (fp, "<%d,%llx>\n", &version, &uid) || version != 1)	107	fgets (buf, sizeof (buf), fp);
		108
		109	if (!UUID::cur.parse (buf))
106	{	110	{
107	LOG (llevError, "FATAL: error reading uid from %s!\n", filename);	111	LOG (llevError, "FATAL: error reading uid from %s (%s)!\n", filename, buf);
108	_exit (1);	112	_exit (1);
109	}	113	}
110		114
111	uuid.seq = uid;	115	LOG (llevDebug, "read UUID: %s\n", UUID::cur.c_str ());
112	write_uuid ();	116
113	LOG (llevDebug, "read UID: %" PRId64 "\n", uid);	117	write_uuid (UUID_GAP, true);
114	fclose (fp);	118	fclose (fp);
115	}	119	}
116		120
117	UUID	121	UUID
118	gen_uuid ()	122	UUID::gen ()
119	{	123	{
120	UUID uid;	124	UUID uid;
121		125
122	uid.seq = ++uuid.seq;	126	uid.seq = ++cur.seq;
123		127
124	if (!(uuid.seq & (UUID_SKIP - 1)))	128	if (expect_false (cur.seq >= seq_next_save))
125	write_uuid ();	129	{
		130	seq_next_save = UUID::cur.seq + (UUID_GAP >> 1);
		131	write_uuid (UUID_GAP, false);
		132	}
		133
126		134
127	return uid;	135	return uid;
128	}	136	}
129		137
130	void	138	void
131	init_uuid ()	139	UUID::init ()
132	{	140	{
133	read_uuid ();	141	read_uuid ();
134	}	142	}
135		143
		144	bool
		145	UUID::parse (const char *s)
		146	{
		147	if (*s++ != '<' || *s++ != '1' || *s++ != '.')
		148	return false;
		149
		150	seq = 0;
		151
		152	while (*s != '>')
		153	{
		154	if (*s < '0')
		155	return false;
		156
		157	// this gives nice branchless code with gcc
		158	assert ('0' < 'a' && '0' == 48 && 'a' == 97);
		159	int digit = (*s + (*s & 0x40 ? 9 : 0)) & 15;
		160
		161	seq = (seq << 4) | digit;
		162
		163	++s;
		164	}
		165
		166	return true;
		167	}
		168
		169	char *
		170	UUID::append (char *buf) const
		171	{
		172	*buf++ = '<';
		173	*buf++ = '1';
		174	*buf++ = '.';
		175
		176	uint64_t seq = this->seq;
		177	const int bits = 64;
		178	char nz = 0;
		179	static const char tohex [] = "0123456789abcdef";
		180
		181	// assert (len >= 3 + bits / 4 + 1 + 1);
		182	for (int i = bits / 4; --i; )
		183	{
		184	uint8_t digit = seq >> (bits - 4);
		185
		186	*buf = tohex [digit];
		187	nz |= digit;
		188	buf += nz ? 1 : 0;
		189	seq <<= 4;
		190	}
		191
		192	// last digit is special - always emit
		193	uint8_t digit = seq >> (bits - 4);
		194	*buf++ = tohex [digit];
		195
		196	*buf++ = '>';
		197
		198	return buf;
		199	}
		200
		201	char *
		202	UUID::c_str () const
		203	{
		204	static char buf [MAX_LEN];
		205	*append (buf) = 0;
		206	return buf;
		207	}
		208
136	/* Returns TRUE if every key_values in wants has a partner with the same value in has. */	209	/* Returns TRUE if every key_values in wants has a partner with the same value in has. */
137	static int	210	static bool
138	compare_ob_value_lists_one (const object *wants, const object *has)	211	compare_ob_value_lists_one (const object *wants, const object *has)
139	{	212	{
140	key_value *wants_field;
141
142	/* n-squared behaviour (see get_ob_key_link()), but I'm hoping both	213	/* n-squared behaviour (see kv_get), but I'm hoping both
143	* objects with lists are rare, and lists stay short. If not, use a	214	* objects with lists are rare, and lists stay short. If not, use a
144	* different structure or at least keep the lists sorted...	215	* different structure or at least keep the lists sorted...
145	*/	216	*/
146		217
147	/* For each field in wants, */	218	/* For each field in wants, */
148	for (wants_field = wants->key_values; wants_field; wants_field = wants_field->next)	219	for (key_value *kv = wants->key_values; kv; kv = kv->next)
149	{	220	if (has->kv_get (kv->key) != kv->value)
150	key_value *has_field;	221	return false;
151
152	/* Look for a field in has with the same key. */
153	has_field = get_ob_key_link (has, wants_field->key);
154
155	if (has_field == NULL)
156	{
157	/* No field with that name. */
158	return FALSE;
159	}
160
161	/* Found the matching field. */
162	if (has_field->value != wants_field->value)
163	{
164	/* Values don't match, so this half of the comparison is false. */
165	return FALSE;
166	}
167
168	/* If we get here, we found a match. Now for the next field in wants. */
169	}
170		222
171	/* If we get here, every field in wants has a matching field in has. */	223	/* If we get here, every field in wants has a matching field in has. */
172	return TRUE;	224	return true;
173	}	225	}
174		226
175	/* Returns TRUE if ob1 has the same key_values as ob2. */	227	/* Returns TRUE if ob1 has the same key_values as ob2. */
176	static int	228	static bool
177	compare_ob_value_lists (const object *ob1, const object *ob2)	229	compare_ob_value_lists (const object *ob1, const object *ob2)
178	{	230	{
179	/* However, there may be fields in has which aren't partnered in wants,	231	/* However, there may be fields in has which aren't partnered in wants,
180	* so we need to run the comparison *twice*. :(	232	* so we need to run the comparison *twice*. :(
181	*/	233	*/
182	return compare_ob_value_lists_one (ob1, ob2) && compare_ob_value_lists_one (ob2, ob1);	234	return compare_ob_value_lists_one (ob1, ob2)
		235	&& compare_ob_value_lists_one (ob2, ob1);
183	}	236	}
184		237
185	/* Function examines the 2 objects given to it, and returns true if	238	/* Function examines the 2 objects given to it, and returns true if
186	* they can be merged together.	239	* they can be merged together.
187	*	240	*
…		…
194	* Improvements made with merge: Better checking on potion, and also	247	* Improvements made with merge: Better checking on potion, and also
195	* check weight	248	* check weight
196	*/	249	*/
197	bool object::can_merge_slow (object *ob1, object *ob2)	250	bool object::can_merge_slow (object *ob1, object *ob2)
198	{	251	{
199	/* A couple quicksanity checks */	252	/* A couple quick sanity checks */
200	if (ob1 == ob2	253	if (ob1 == ob2
201	|| ob1->type != ob2->type	254	|| ob1->type != ob2->type
202	|| ob1->speed != ob2->speed
203	|| ob1->value != ob2->value	255	|| ob1->value != ob2->value
204	|| ob1->name != ob2->name)	256	|| ob1->name != ob2->name
		257	|| fabs (ob1->speed - ob2->speed) >= MIN_ACTIVE_SPEED)
205	return 0;	258	return 0;
206		259
207	//TODO: this ain't working well, use nicer and correct overflow check
208	/* Do not merge objects if nrof would overflow. We use 1UL<<31 since that	260	/* Do not merge objects if nrof would overflow, assume nrof
209	* value could not be stored in a sint32 (which unfortunately sometimes is	261	* is always 0 .. 2**31-1 */
210	* used to store nrof).	262	if (ob1->nrof > 0x7fffffff - ob2->nrof)
211	*/
212	if (ob1->nrof + ob2->nrof >= 1UL << 31)
213	return 0;	263	return 0;
214		264
215	/* If the objects have been identified, set the BEEN_APPLIED flag.	265	/* If the objects have been identified, set the BEEN_APPLIED flag.
216	* This is to the comparison of the flags below will be OK. We	266	* This is to the comparison of the flags below will be OK. We
217	* just can't ignore the been applied or identified flags, as they	267	* just can't ignore the been applied or identified flags, as they
218	* are not equal - just if it has been identified, the been_applied	268	* are not equal - just if it has been identified, the been_applied
219	* flags lose any meaning.	269	* flags lose any meaning.
220	*/	270	*/
221	if (QUERY_FLAG (ob1, FLAG_IDENTIFIED))	271	if (QUERY_FLAG (ob1, FLAG_IDENTIFIED))
222	SET_FLAG (ob1, FLAG_BEEN_APPLIED);	272	SET_FLAG (ob1, FLAG_BEEN_APPLIED);
223		273
224	if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))	274	if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))
225	SET_FLAG (ob2, FLAG_BEEN_APPLIED);	275	SET_FLAG (ob2, FLAG_BEEN_APPLIED);
226		276
227	if ((ob1->flag ^ ob2->flag).reset (FLAG_INV_LOCKED).reset (FLAG_CLIENT_SENT).any ()	277	if (ob1->arch->archname != ob2->arch->archname
228	|| ob1->arch != ob2->arch
229	|| ob1->name != ob2->name	278	|| ob1->name != ob2->name
230	|| ob1->title != ob2->title	279	|| ob1->title != ob2->title
231	|| ob1->msg != ob2->msg	280	|| ob1->msg != ob2->msg
232	|| ob1->weight != ob2->weight	281	|| ob1->weight != ob2->weight
233	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
234	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats) )
235	|| ob1->attacktype != ob2->attacktype	282	|| ob1->attacktype != ob2->attacktype
236	|| ob1->magic != ob2->magic	283	|| ob1->magic != ob2->magic
237	|| ob1->slaying != ob2->slaying	284	|| ob1->slaying != ob2->slaying
238	|| ob1->skill != ob2->skill	285	|| ob1->skill != ob2->skill
239	|| ob1->value != ob2->value	286	|| ob1->value != ob2->value
240	|| ob1->animation_id != ob2->animation_id	287	|| ob1->animation_id != ob2->animation_id
		288	|| (ob1->face != ob2->face && !ob1->animation_id) // face and animation are dependend on each other
241	|| ob1->client_type != ob2->client_type	289	|| ob1->client_type != ob2->client_type
242	|| ob1->materialname != ob2->materialname	290	|| ob1->material != ob2->material
243	|| ob1->lore != ob2->lore	291	|| ob1->lore != ob2->lore
244	|| ob1->subtype != ob2->subtype	292	|| ob1->subtype != ob2->subtype
245	|| ob1->move_type != ob2->move_type	293	|| ob1->move_type != ob2->move_type
246	|| ob1->move_block != ob2->move_block	294	|| ob1->move_block != ob2->move_block
247	|| ob1->move_allow != ob2->move_allow	295	|| ob1->move_allow != ob2->move_allow
248	|| ob1->move_on != ob2->move_on	296	|| ob1->move_on != ob2->move_on
249	|| ob1->move_off != ob2->move_off	297	|| ob1->move_off != ob2->move_off
250	|| ob1->move_slow != ob2->move_slow	298	|| ob1->move_slow != ob2->move_slow
251	|| ob1->move_slow_penalty != ob2->move_slow_penalty)	299	|| fabs (ob1->move_slow_penalty - ob2->move_slow_penalty) >= (1.f / 1024.f)
		300	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
		301	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))
252	return 0;	302	return 0;
253		303
		304	if ((ob1->flag ^ ob2->flag)
		305	.reset (FLAG_INV_LOCKED)
		306	.reset (FLAG_REMOVED)
		307	.any ())
		308	return 0;
		309
254	/* This is really a spellbook check - really, we should	310	/* This is really a spellbook check - we should in general
255	* check all objects in the inventory.	311	* not merge objects with real inventories, as splitting them
		312	* is hard.
256	*/	313	*/
257	if (ob1->inv || ob2->inv)	314	if (ob1->inv || ob2->inv)
258	{	315	{
259	if (!(ob1->inv && ob2->inv))	316	if (!(ob1->inv && ob2->inv))
260	return 0; /* inventories differ in length */	317	return 0; /* inventories differ in length */
261		318
262	if (ob1->inv->below || ob2->inv->below)	319	if (ob1->inv->below || ob2->inv->below)
263	return 0; /* more than one object in inv */	320	return 0; /* more than one object in inv */
264		321
265	if (!object::can_merge (ob1->inv, ob2->inv))	322	if (!object::can_merge (ob1->inv, ob2->inv))
266	return 0; /* inventory objexts differ */	323	return 0; /* inventory objects differ */
267		324
268	/* inventory ok - still need to check rest of this object to see	325	/* inventory ok - still need to check rest of this object to see
269	* if it is valid.	326	* if it is valid.
270	*/	327	*/
271	}	328	}
…		…
290	if (ob1->level != ob2->level)	347	if (ob1->level != ob2->level)
291	return 0;	348	return 0;
292	break;	349	break;
293	}	350	}
294		351
295	if (ob1->key_values != NULL || ob2->key_values != NULL)	352	if (ob1->key_values || ob2->key_values)
296	{	353	{
297	/* At least one of these has key_values. */	354	/* At least one of these has key_values. */
298	if ((ob1->key_values == NULL) != (ob2->key_values == NULL))	355	if ((!ob1->key_values) != (!ob2->key_values))
299	/* One has fields, but the other one doesn't. */	356	return 0; /* One has fields, but the other one doesn't. */
300	return 0;	357
301	else if (!compare_ob_value_lists (ob1, ob2))	358	if (!compare_ob_value_lists (ob1, ob2))
302	return 0;	359	return 0;
303	}	360	}
304		361
305	if (ob1->self || ob2->self)	362	if (ob1->self || ob2->self)
306	{	363	{
…		…
312	int k1 = ob1->self ? HvTOTALKEYS (ob1->self) : 0;	369	int k1 = ob1->self ? HvTOTALKEYS (ob1->self) : 0;
313	int k2 = ob2->self ? HvTOTALKEYS (ob2->self) : 0;	370	int k2 = ob2->self ? HvTOTALKEYS (ob2->self) : 0;
314		371
315	if (k1 != k2)	372	if (k1 != k2)
316	return 0;	373	return 0;
		374
317	else if (k1 == 0)	375	if (k1 == 0)
318	return 1;	376	return 1;
		377
319	else if (!cfperl_can_merge (ob1, ob2))	378	if (!cfperl_can_merge (ob1, ob2))
320	return 0;	379	return 0;
321	}	380	}
322	}	381	}
323		382
324	/* Everything passes, must be OK. */	383	/* Everything passes, must be OK. */
325	return 1;	384	return 1;
326	}	385	}
327		386
		387	// find player who can see this object
		388	object *
		389	object::visible_to () const
		390	{
		391	if (client_visible () && !flag [FLAG_REMOVED])
		392	{
		393	// see if we are in a container of sorts
		394	if (env)
		395	{
		396	// the player inventory itself is always visible
		397	if (env->is_player ())
		398	return env;
		399
		400	// else a player could have our env open
		401	object *envest = env->outer_env_or_self ();
		402
		403	// the player itself is always on a map, so we will find him here
		404	// even if our inv is in a player.
		405	if (envest->is_on_map ())
		406	if (object *pl = envest->ms ().player ())
		407	if (pl->container_ () == env)
		408	return pl;
		409	}
		410	else
		411	{
		412	// maybe there is a player standing on the same mapspace
		413	// this will catch the case where "this" is a player
		414	if (object *pl = ms ().player ())
		415	if ((pl->contr->ns && !pl->container_ () && !pl->contr->ns->update_look)
		416	|| pl->container_ () == this)
		417	return pl;
		418	}
		419	}
		420
		421	return 0;
		422	}
		423
		424	// adjust weight per container type ("of holding")
		425	static sint32
		426	weight_adjust_for (object *op, sint32 weight)
		427	{
		428	return op->type == CONTAINER
		429	? lerp (weight, 0, 100, 0, 100 - op->stats.Str)
		430	: weight;
		431	}
		432
328	/*	433	/*
		434	* adjust_weight(object, weight) adds the specified weight to an object,
		435	* and also updates how much the environment(s) is/are carrying.
		436	*/
		437	static void
		438	adjust_weight (object *op, sint32 weight)
		439	{
		440	while (op)
		441	{
		442	// adjust by actual difference to account for rounding errors
		443	// i.e. (w2 - w1) / f != w2 / f - w1 / f and the latter is correct
		444	weight = weight_adjust_for (op, op->carrying)
		445	- weight_adjust_for (op, op->carrying - weight);
		446
		447	if (!weight)
		448	return;
		449
		450	op->carrying += weight;
		451
		452	if (object *pl = op->visible_to ())
		453	if (pl != op) // player is handled lazily
		454	esrv_update_item (UPD_WEIGHT, pl, op);
		455
		456	op = op->env;
		457	}
		458	}
		459
		460	/*
329	* sum_weight() is a recursive function which calculates the weight	461	* this is a recursive function which calculates the weight
330	* an object is carrying. It goes through in figures out how much	462	* an object is carrying. It goes through op and figures out how much
331	* containers are carrying, and sums it up.	463	* containers are carrying, and sums it up.
332	*/	464	*/
333	long	465	void
334	sum_weight (object *op)	466	object::update_weight ()
335	{	467	{
336	long sum;	468	sint32 sum = 0;
337	object *inv;
338		469
339	for (sum = 0, inv = op->inv; inv; inv = inv->below)	470	for (object *op = inv; op; op = op->below)
340	{	471	{
341	if (inv->inv)	472	if (op->inv)
342	sum_weight (inv);	473	op->update_weight ();
343		474
344	sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1);	475	sum += op->total_weight ();
		476	}
		477
		478	sum = weight_adjust_for (this, sum);
		479
		480	if (sum != carrying)
345	}	481	{
346
347	if (op->type == CONTAINER && op->stats.Str)
348	sum = (sum * (100 - op->stats.Str)) / 100;
349
350	if (op->carrying != sum)
351	op->carrying = sum;	482	carrying = sum;
352		483
353	return sum;	484	if (object *pl = visible_to ())
		485	if (pl != this) // player is handled lazily
		486	esrv_update_item (UPD_WEIGHT, pl, this);
		487	}
354	}	488	}
355		489
356	/**	490	/*
357	* Return the outermost environment object for a given object.	491	* Used by: Server DM commands: dumpbelow, dump. Some error messages.
358	*/
359
360	object *
361	object_get_env_recursive (object *op)
362	{
363	while (op->env != NULL)
364	op = op->env;
365	return op;
366	}
367
368	/*
369	* Used by: Crossedit: dump. Server DM commands: dumpbelow, dump.
370	* Some error messages.
371	* The result of the dump is stored in the static global errmsg array.
372	*/	492	*/
373	char *	493	char *
374	dump_object (object *op)	494	dump_object (object *op)
375	{	495	{
376	if (!op)	496	if (!op)
…		…
379	object_freezer freezer;	499	object_freezer freezer;
380	op->write (freezer);	500	op->write (freezer);
381	return freezer.as_string ();	501	return freezer.as_string ();
382	}	502	}
383		503
384	/*	504	char *
385	* get_nearest_part(multi-object, object 2) returns the part of the	505	object::as_string ()
386	* multi-object 1 which is closest to the second object.
387	* If it's not a multi-object, it is returned.
388	*/
389	object *
390	get_nearest_part (object *op, const object *pl)
391	{	506	{
392	object *tmp, *closest;	507	return dump_object (this);
393	int last_dist, i;
394
395	if (op->more == NULL)
396	return op;
397	for (last_dist = distance (op, pl), closest = op, tmp = op->more; tmp != NULL; tmp = tmp->more)
398	if ((i = distance (tmp, pl)) < last_dist)
399	closest = tmp, last_dist = i;
400	return closest;
401	}	508	}
402		509
403	/*	510	/*
404	* Returns the object which has the count-variable equal to the argument.	511	* Returns the object which has the count-variable equal to the argument.
		512	* VERRRY slow.
405	*/	513	*/
406	object *	514	object *
407	find_object (tag_t i)	515	find_object (tag_t i)
408	{	516	{
409	for_all_objects (op)	517	for_all_objects (op)
…		…
412		520
413	return 0;	521	return 0;
414	}	522	}
415		523
416	/*	524	/*
		525	* Returns the object which has the uuid equal to the argument.
		526	* MOAR VERRRY slow.
		527	*/
		528
		529	object *
		530	find_object_uuid (UUID i)
		531	{
		532	for_all_objects (op)
		533	if (op->uuid == i)
		534	return op;
		535
		536	return 0;
		537	}
		538
		539	/*
417	* Returns the first object which has a name equal to the argument.	540	* Returns the first object which has a name equal to the argument.
418	* Used only by the patch command, but not all that useful.	541	* Used only by the patch command, but not all that useful.
419	* Enables features like "patch <name-of-other-player> food 999"	542	* Enables features like "patch <name-of-other-player> food 999"
420	*/	543	*/
421	object *	544	object *
422	find_object_name (const char *str)	545	find_object_name (const char *str)
423	{	546	{
424	shstr_cmp str_ (str);	547	shstr_cmp str_ (str);
425	object *op;
426		548
		549	if (str_)
427	for_all_objects (op)	550	for_all_objects (op)
428	if (op->name == str_)	551	if (op->name == str_)
429	break;	552	return op;
430		553
431	return op;	554	return 0;
432	}
433
434	void
435	free_all_object_data ()
436	{
437	LOG (llevDebug, "%d allocated objects\n", nrofallocobjects);
438	}	555	}
439		556
440	/*	557	/*
441	* Sets the owner and sets the skill and exp pointers to owner's current	558	* Sets the owner and sets the skill and exp pointers to owner's current
442	* skill and experience objects.	559	* skill and experience objects.
…		…
504	update_stats ();	621	update_stats ();
505		622
506	new_draw_info_format (NDI_UNIQUE, 0, this,	623	new_draw_info_format (NDI_UNIQUE, 0, this,
507	"You try to balance all your items at once, "	624	"You try to balance all your items at once, "
508	"but the %s is just too much for your body. "	625	"but the %s is just too much for your body. "
509	"[You need to unapply some items first.]", &ob->name);	626	"[You need to unapply some items first - use the 'body' command to see "
		627	"how many items you can wear on a specific body part.]", &ob->name);
510	return false;	628	return false;
511	}	629	}
512		630
513	//new_draw_info_format (NDI_UNIQUE, 0, this, "You switch to your %s.", &ob->name);	631	//new_draw_info_format (NDI_UNIQUE, 0, this, "You switch to your %s.", &ob->name);
514	}	632	}
…		…
540	}	658	}
541		659
542	op->key_values = 0;	660	op->key_values = 0;
543	}	661	}
544		662
545	object &	663	/*
546	object::operator =(const object &src)	664	* copy_to first frees everything allocated by the dst object,
		665	* and then copies the contents of itself into the second
		666	* object, allocating what needs to be allocated. Basically, any
		667	* data that is malloc'd needs to be re-malloc/copied. Otherwise,
		668	* if the first object is freed, the pointers in the new object
		669	* will point at garbage.
		670	*/
		671	void
		672	object::copy_to (object *dst)
547	{	673	{
548	bool is_freed = flag [FLAG_FREED];	674	dst->remove ();
549	bool is_removed = flag [FLAG_REMOVED];
550
551	*(object_copy *)this = src;	675	*(object_copy *)dst = *this;
552
553	flag [FLAG_FREED] = is_freed;
554	flag [FLAG_REMOVED] = is_removed;	676	dst->flag [FLAG_REMOVED] = true;
555		677
556	/* Copy over key_values, if any. */	678	/* Copy over key_values, if any. */
557	if (src.key_values)	679	if (key_values)
558	{	680	{
559	key_value *tail = 0;	681	key_value *tail = 0;
560	key_values = 0;	682	dst->key_values = 0;
561		683
562	for (key_value *i = src.key_values; i; i = i->next)	684	for (key_value *i = key_values; i; i = i->next)
563	{	685	{
564	key_value *new_link = new key_value;	686	key_value *new_link = new key_value;
565		687
566	new_link->next = 0;	688	new_link->next = 0;
567	new_link->key = i->key;	689	new_link->key = i->key;
568	new_link->value = i->value;	690	new_link->value = i->value;
569		691
570	/* Try and be clever here, too. */	692	/* Try and be clever here, too. */
571	if (!key_values)	693	if (!dst->key_values)
572	{	694	{
573	key_values = new_link;	695	dst->key_values = new_link;
574	tail = new_link;	696	tail = new_link;
575	}	697	}
576	else	698	else
577	{	699	{
578	tail->next = new_link;	700	tail->next = new_link;
579	tail = new_link;	701	tail = new_link;
580	}	702	}
581	}	703	}
582	}	704	}
583	}
584		705
585	/*	706	dst->activate ();
586	* copy_to first frees everything allocated by the dst object,
587	* and then copies the contents of itself into the second
588	* object, allocating what needs to be allocated. Basically, any
589	* data that is malloc'd needs to be re-malloc/copied. Otherwise,
590	* if the first object is freed, the pointers in the new object
591	* will point at garbage.
592	*/
593	void
594	object::copy_to (object *dst)
595	{
596	*dst = *this;
597
598	if (speed < 0)
599	dst->speed_left -= rndm ();
600
601	dst->set_speed (dst->speed);
602	}	707	}
603		708
604	void	709	void
605	object::instantiate ()	710	object::instantiate ()
606	{	711	{
607	if (!uuid.seq) // HACK	712	if (!uuid.seq) // HACK
608	uuid = gen_uuid ();	713	uuid = UUID::gen ();
609		714
		715	// TODO: unclean state changes, should nt be done in copy_to AND instantiate
		716	if (flag [FLAG_RANDOM_SPEED] && speed)
		717	speed_left = - speed - rndm (); // TODO animation
		718	else
610	speed_left = -0.1f;	719	speed_left = -1.;
		720
611	/* copy the body_info to the body_used - this is only really	721	/* copy the body_info to the body_used - this is only really
612	* need for monsters, but doesn't hurt to do it for everything.	722	* need for monsters, but doesn't hurt to do it for everything.
613	* by doing so, when a monster is created, it has good starting	723	* by doing so, when a monster is created, it has good starting
614	* values for the body_used info, so when items are created	724	* values for the body_used info, so when items are created
615	* for it, they can be properly equipped.	725	* for it, they can be properly equipped.
…		…
623	object *	733	object *
624	object::clone ()	734	object::clone ()
625	{	735	{
626	object *neu = create ();	736	object *neu = create ();
627	copy_to (neu);	737	copy_to (neu);
		738
		739	// TODO: unclean state changes, should not be done in clone AND instantiate
		740	if (neu->flag [FLAG_RANDOM_SPEED] && neu->speed)
		741	neu->speed_left = - neu->speed - rndm (); // TODO animation
		742
		743	neu->map = map; // not copied by copy_to
628	return neu;	744	return neu;
629	}	745	}
630		746
631	/*	747	/*
632	* If an object with the IS_TURNABLE() flag needs to be turned due	748	* If an object with the IS_TURNABLE() flag needs to be turned due
…		…
649	* This function needs to be called whenever the speed of an object changes.	765	* This function needs to be called whenever the speed of an object changes.
650	*/	766	*/
651	void	767	void
652	object::set_speed (float speed)	768	object::set_speed (float speed)
653	{	769	{
654	if (flag [FLAG_FREED] && speed)
655	{
656	LOG (llevError, "Object %s is freed but has speed.\n", &name);
657	speed = 0;
658	}
659
660	this->speed = speed;	770	this->speed = speed;
661		771
662	if (has_active_speed ())	772	if (has_active_speed ())
663	activate ();	773	activate ();
664	else	774	else
…		…
683	* UP_OBJ_FACE: only the objects face has changed.	793	* UP_OBJ_FACE: only the objects face has changed.
684	*/	794	*/
685	void	795	void
686	update_object (object *op, int action)	796	update_object (object *op, int action)
687	{	797	{
688	if (op == NULL)	798	if (!op)
689	{	799	{
690	/* this should never happen */	800	/* this should never happen */
691	LOG (llevDebug, "update_object() called for NULL object.\n");	801	LOG (llevError | logBacktrace, "update_object() called for NULL object.\n");
692	return;	802	return;
693	}	803	}
694		804
695	if (op->env)	805	if (!op->is_on_map ())
696	{	806	{
697	/* Animation is currently handled by client, so nothing	807	/* Animation is currently handled by client, so nothing
698	* to do in this case.	808	* to do in this case.
699	*/	809	*/
700	return;	810	return;
701	}	811	}
702
703	/* If the map is saving, don't do anything as everything is
704	* going to get freed anyways.
705	*/
706	if (!op->map || op->map->in_memory == MAP_SAVING)
707	return;
708		812
709	/* make sure the object is within map boundaries */	813	/* make sure the object is within map boundaries */
710	if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height)	814	if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height)
711	{	815	{
712	LOG (llevError, "update_object() called for object out of map!\n");	816	LOG (llevError, "update_object() called for object out of map!\n");
…		…
720		824
721	if (!(m.flags_ & P_UPTODATE))	825	if (!(m.flags_ & P_UPTODATE))
722	/* nop */;	826	/* nop */;
723	else if (action == UP_OBJ_INSERT)	827	else if (action == UP_OBJ_INSERT)
724	{	828	{
		829	#if 0
725	// this is likely overkill, TODO: revisit (schmorp)	830	// this is likely overkill, TODO: revisit (schmorp)
726	if ((QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(m.flags_ & P_BLOCKSVIEW))	831	if ((QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(m.flags_ & P_BLOCKSVIEW))
727	|| (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(m.flags_ & P_NO_MAGIC))	832	|| (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(m.flags_ & P_NO_MAGIC))
728	|| (op->type == PLAYER && !(m.flags_ & P_PLAYER))	833	|| (op->is_player () && !(m.flags_ & P_PLAYER))
729	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))	834	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))
730	|| (QUERY_FLAG (op, FLAG_ALIVE) && !(m.flags_ & P_IS_ALIVE))	835	|| (QUERY_FLAG (op, FLAG_ALIVE) && !(m.flags_ & P_IS_ALIVE))
731	|| (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC))	836	|| (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC))
732	|| (m.move_on | op->move_on ) != m.move_on	837	|| (m.move_on | op->move_on ) != m.move_on
733	|| (m.move_off | op->move_off ) != m.move_off	838	|| (m.move_off | op->move_off ) != m.move_off
734	|| (m.move_slow | op->move_slow) != m.move_slow	839	|| (m.move_slow | op->move_slow) != m.move_slow
735	/* This isn't perfect, but I don't expect a lot of objects to	840	/* This isn't perfect, but I don't expect a lot of objects to
736	* to have move_allow right now.	841	* have move_allow right now.
737	*/	842	*/
738	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block	843	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block
		844	m.invalidate ();
		845	#else
739	|| 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp)	846	// the above is not strong enough a test to skip updating. los maybe? TODO (schmorp)
740	m.flags_ = 0;	847	m.invalidate ();
		848	#endif
741	}	849	}
742	/* if the object is being removed, we can't make intelligent	850	/* if the object is being removed, we can't make intelligent
743	* decisions, because remove_ob can't really pass the object	851	* decisions, because remove_ob can't really pass the object
744	* that is being removed.	852	* that is being removed.
745	*/	853	*/
746	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)	854	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)
747	m.flags_ = 0;	855	m.invalidate ();
748	else if (action == UP_OBJ_FACE)	856	else if (action == UP_OBJ_FACE)
749	/* Nothing to do for that case */ ;	857	/* Nothing to do for that case */ ;
750	else	858	else
751	LOG (llevError, "update_object called with invalid action: %d\n", action);	859	LOG (llevError, "update_object called with invalid action: %d\n", action);
752		860
…		…
756		864
757	object::object ()	865	object::object ()
758	{	866	{
759	SET_FLAG (this, FLAG_REMOVED);	867	SET_FLAG (this, FLAG_REMOVED);
760		868
761	expmul = 1.0;	869	//expmul = 1.0; declared const for the time being
762	face = blank_face;	870	face = blank_face;
		871	material = MATERIAL_NULL;
763	}	872	}
764		873
765	object::~object ()	874	object::~object ()
766	{	875	{
767	unlink ();	876	unlink ();
…		…
772	static int object_count;	881	static int object_count;
773		882
774	void object::link ()	883	void object::link ()
775	{	884	{
776	assert (!index);//D	885	assert (!index);//D
777	uuid = gen_uuid ();	886	uuid = UUID::gen ();
778	count = ++object_count;	887	count = ++object_count;
779		888
780	refcnt_inc ();	889	refcnt_inc ();
781	objects.insert (this);	890	objects.insert (this);
782	}	891	}
…		…
796	/* If already on active list, don't do anything */	905	/* If already on active list, don't do anything */
797	if (active)	906	if (active)
798	return;	907	return;
799		908
800	if (has_active_speed ())	909	if (has_active_speed ())
		910	{
		911	if (flag [FLAG_FREED])
		912	LOG (llevError | logBacktrace, "BUG: tried to activate freed object %s\n", debug_desc ());//D
		913
801	actives.insert (this);	914	actives.insert (this);
		915	}
802	}	916	}
803		917
804	void	918	void
805	object::activate_recursive ()	919	object::activate_recursive ()
806	{	920	{
…		…
855	object::destroy_inv (bool drop_to_ground)	969	object::destroy_inv (bool drop_to_ground)
856	{	970	{
857	// need to check first, because the checks below might segfault	971	// need to check first, because the checks below might segfault
858	// as we might be on an invalid mapspace and crossfire code	972	// as we might be on an invalid mapspace and crossfire code
859	// is too buggy to ensure that the inventory is empty.	973	// is too buggy to ensure that the inventory is empty.
860	// corollary: if you create arrows etc. with stuff in tis inventory,	974	// corollary: if you create arrows etc. with stuff in its inventory,
861	// cf will crash below with off-map x and y	975	// cf will crash below with off-map x and y
862	if (!inv)	976	if (!inv)
863	return;	977	return;
864		978
865	/* Only if the space blocks everything do we not process -	979	/* Only if the space blocks everything do we not process -
866	* if some form of movement is allowed, let objects	980	* if some form of movement is allowed, let objects
867	* drop on that space.	981	* drop on that space.
868	*/	982	*/
869	if (!drop_to_ground	983	if (!drop_to_ground
870	|| !map	984	|| !map
871	|| map->in_memory != MAP_IN_MEMORY	985	|| map->in_memory != MAP_ACTIVE
872	|| map->nodrop	986	|| map->no_drop
873	|| ms ().move_block == MOVE_ALL)	987	|| ms ().move_block == MOVE_ALL)
874	{	988	{
875	while (inv)	989	while (inv)
876	{
877	inv->destroy_inv (drop_to_ground);
878	inv->destroy ();	990	inv->destroy ();
879	}
880	}	991	}
881	else	992	else
882	{ /* Put objects in inventory onto this space */	993	{ /* Put objects in inventory onto this space */
883	while (inv)	994	while (inv)
884	{	995	{
…		…
902	object *op = new object;	1013	object *op = new object;
903	op->link ();	1014	op->link ();
904	return op;	1015	return op;
905	}	1016	}
906		1017
		1018	static struct freed_map : maptile
		1019	{
		1020	freed_map ()
		1021	{
		1022	path = "<freed objects map>";
		1023	name = "/internal/freed_objects_map";
		1024	width = 3;
		1025	height = 3;
		1026	no_drop = 1;
		1027	no_reset = 1;
		1028
		1029	alloc ();
		1030	in_memory = MAP_ACTIVE;
		1031	}
		1032
		1033	~freed_map ()
		1034	{
		1035	destroy ();
		1036	}
		1037	} freed_map; // freed objects are moved here to avoid crashes
		1038
907	void	1039	void
908	object::do_destroy ()	1040	object::do_destroy ()
909	{	1041	{
910	attachable::do_destroy ();
911
912	if (flag [FLAG_IS_LINKED])	1042	if (flag [FLAG_IS_LINKED])
913	remove_button_link (this);	1043	remove_link ();
914		1044
915	if (flag [FLAG_FRIENDLY])	1045	if (flag [FLAG_FRIENDLY])
916	remove_friendly_object (this);	1046	remove_friendly_object (this);
917		1047
918	if (!flag [FLAG_REMOVED])
919	remove ();	1048	remove ();
920		1049
921	destroy_inv (true);	1050	attachable::do_destroy ();
922		1051
923	deactivate ();	1052	deactivate ();
924	unlink ();	1053	unlink ();
925		1054
926	flag [FLAG_FREED] = 1;	1055	flag [FLAG_FREED] = 1;
927		1056
928	// hack to ensure that freed objects still have a valid map	1057	// hack to ensure that freed objects still have a valid map
929	{
930	static maptile *freed_map; // freed objects are moved here to avoid crashes
931
932	if (!freed_map)
933	{
934	freed_map = new maptile;
935
936	freed_map->path = "<freed objects map>";
937	freed_map->name = "/internal/freed_objects_map";
938	freed_map->width = 3;
939	freed_map->height = 3;
940	freed_map->nodrop = 1;
941
942	freed_map->alloc ();
943	freed_map->in_memory = MAP_IN_MEMORY;
944	}
945
946	map = freed_map;	1058	map = &freed_map;
947	x = 1;	1059	x = 1;
948	y = 1;	1060	y = 1;
949	}
950		1061
951	if (more)	1062	if (more)
952	{	1063	{
953	more->destroy ();	1064	more->destroy ();
954	more = 0;	1065	more = 0;
…		…
962	attacked_by = 0;	1073	attacked_by = 0;
963	current_weapon = 0;	1074	current_weapon = 0;
964	}	1075	}
965		1076
966	void	1077	void
967	object::destroy (bool destroy_inventory)	1078	object::destroy ()
968	{	1079	{
969	if (destroyed ())	1080	if (destroyed ())
970	return;	1081	return;
971		1082
972	if (destroy_inventory)	1083	if (!is_head () && !head->destroyed ())
		1084	{
		1085	LOG (llevError | logBacktrace, "tried to destroy the tail of an object");
		1086	head->destroy ();
		1087	return;
		1088	}
		1089
973	destroy_inv (false);	1090	destroy_inv (false);
974		1091
975	if (is_head ())	1092	if (is_head ())
976	if (sound_destroy)	1093	if (sound_destroy)
977	play_sound (sound_destroy);	1094	play_sound (sound_destroy);
978	else if (flag [FLAG_MONSTER])	1095	else if (flag [FLAG_MONSTER])
979	play_sound (sound_find ("monster_destroy")); // quick hack, too lazy to create a generic mechanism	1096	play_sound (sound_find ("monster_destroy")); // quick hack, too lazy to create a generic mechanism
980		1097
981	attachable::destroy ();	1098	attachable::destroy ();
982	}
983
984	/*
985	* sub_weight() recursively (outwards) subtracts a number from the
986	* weight of an object (and what is carried by it's environment(s)).
987	*/
988	void
989	sub_weight (object *op, signed long weight)
990	{
991	while (op != NULL)
992	{
993	if (op->type == CONTAINER)
994	weight = (signed long) (weight * (100 - op->stats.Str) / 100);
995
996	op->carrying -= weight;
997	op = op->env;
998	}
999	}	1099	}
1000		1100
1001	/* op->remove ():	1101	/* op->remove ():
1002	* This function removes the object op from the linked list of objects	1102	* This function removes the object op from the linked list of objects
1003	* which it is currently tied to. When this function is done, the	1103	* which it is currently tied to. When this function is done, the
…		…
1006	* the previous environment.	1106	* the previous environment.
1007	*/	1107	*/
1008	void	1108	void
1009	object::do_remove ()	1109	object::do_remove ()
1010	{	1110	{
1011	object *tmp, *last = 0;	1111	if (flag [FLAG_REMOVED])
1012	object *otmp;
1013
1014	if (QUERY_FLAG (this, FLAG_REMOVED))
1015	return;	1112	return;
1016		1113
1017	SET_FLAG (this, FLAG_REMOVED);
1018	INVOKE_OBJECT (REMOVE, this);	1114	INVOKE_OBJECT (REMOVE, this);
		1115
		1116	flag [FLAG_REMOVED] = true;
1019		1117
1020	if (more)	1118	if (more)
1021	more->remove ();	1119	more->remove ();
1022		1120
1023	/*	1121	/*
1024	* In this case, the object to be removed is in someones	1122	* In this case, the object to be removed is in someones
1025	* inventory.	1123	* inventory.
1026	*/	1124	*/
1027	if (env)	1125	if (env)
1028	{	1126	{
1029	if (nrof)	1127	flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed
1030	sub_weight (env, weight * nrof);	1128	if (object *pl = visible_to ())
1031	else	1129	esrv_del_item (pl->contr, count);
1032	sub_weight (env, weight + carrying);	1130	flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed
1033		1131
1034	/* NO_FIX_PLAYER is set when a great many changes are being	1132	adjust_weight (env, -total_weight ());
1035	* made to players inventory. If set, avoiding the call
1036	* to save cpu time.
1037	*/
1038	if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1039	otmp->update_stats ();
1040		1133
1041	if (above)	1134	object *pl = in_player ();
1042	above->below = below;
1043	else
1044	env->inv = below;
1045
1046	if (below)
1047	below->above = above;
1048		1135
1049	/* we set up values so that it could be inserted into	1136	/* we set up values so that it could be inserted into
1050	* the map, but we don't actually do that - it is up	1137	* the map, but we don't actually do that - it is up
1051	* to the caller to decide what we want to do.	1138	* to the caller to decide what we want to do.
1052	*/	1139	*/
1053	x = env->x, y = env->y;
1054	map = env->map;	1140	map = env->map;
1055	above = 0, below = 0;	1141	x = env->x;
		1142	y = env->y;
		1143
		1144	// make sure cmov optimisation is applicable
		1145	*(above ? &above->below : &env->inv) = below;
		1146	*(below ? &below->above : &above ) = above; // &above is just a dummy
		1147
		1148	above = 0;
		1149	below = 0;
1056	env = 0;	1150	env = 0;
		1151
		1152	if (pl && pl->is_player ())
		1153	{
		1154	pl->contr->queue_stats_update ();
		1155
		1156	if (glow_radius && pl->is_on_map ())
		1157	update_all_los (pl->map, pl->x, pl->y);
		1158	}
1057	}	1159	}
1058	else if (map)	1160	else if (map)
1059	{	1161	{
1060	if (type == PLAYER)
1061	{
1062	// leaving a spot always closes any open container on the ground
1063	if (container && !container->env)
1064	// this causes spurious floorbox updates, but it ensures
1065	// that the CLOSE event is being sent.
1066	close_container ();
1067
1068	--map->players;
1069	map->touch ();
1070	}
1071
1072	map->dirty = true;	1162	map->dirty = true;
1073	mapspace &ms = this->ms ();	1163	mapspace &ms = this->ms ();
1074		1164
		1165	if (object *pl = ms.player ())
		1166	{
		1167	if (is_player ())
		1168	{
		1169	if (!flag [FLAG_WIZPASS])
		1170	ms.smell = ++mapspace::smellcount; // remember the smell of the player
		1171
		1172	// leaving a spot always closes any open container on the ground
		1173	if (container && !container->env)
		1174	// this causes spurious floorbox updates, but it ensures
		1175	// that the CLOSE event is being sent.
		1176	close_container ();
		1177
		1178	--map->players;
		1179	map->touch ();
		1180	}
		1181	else if (pl->container_ () == this)
		1182	{
		1183	// removing a container should close it
		1184	close_container ();
		1185	}
		1186
		1187	esrv_del_item (pl->contr, count);
		1188	}
		1189
1075	/* link the object above us */	1190	/* link the object above us */
1076	if (above)	1191	// re-link, make sure compiler can easily use cmove
1077	above->below = below;	1192	*(above ? &above->below : &ms.top) = below;
1078	else	1193	*(below ? &below->above : &ms.bot) = above;
1079	ms.top = below; /* we were top, set new top */
1080
1081	/* Relink the object below us, if there is one */
1082	if (below)
1083	below->above = above;
1084	else
1085	{
1086	/* Nothing below, which means we need to relink map object for this space
1087	* use translated coordinates in case some oddness with map tiling is
1088	* evident
1089	*/
1090	if (GET_MAP_OB (map, x, y) != this)
1091	LOG (llevError, "remove_ob: GET_MAP_OB does not return object to be removed even though it appears to be on the bottom? %s\n", debug_desc ());
1092
1093	ms.bot = above; /* goes on above it. */
1094	}
1095		1194
1096	above = 0;	1195	above = 0;
1097	below = 0;	1196	below = 0;
1098		1197
		1198	ms.invalidate ();
		1199
1099	if (map->in_memory == MAP_SAVING)	1200	if (map->in_memory == MAP_SAVING)
1100	return;	1201	return;
1101		1202
1102	int check_walk_off = !flag [FLAG_NO_APPLY];	1203	int check_walk_off = !flag [FLAG_NO_APPLY];
1103		1204
1104	if (object *pl = ms.player ())	1205	if (object *pl = ms.player ())
1105	{	1206	{
1106	if (pl->container == this)	1207	if (pl->container_ () == this)
1107	/* If a container that the player is currently using somehow gets	1208	/* If a container that the player is currently using somehow gets
1108	* removed (most likely destroyed), update the player view	1209	* removed (most likely destroyed), update the player view
1109	* appropriately.	1210	* appropriately.
1110	*/	1211	*/
1111	pl->close_container ();	1212	pl->close_container ();
1112		1213
		1214	//TODO: the floorbox prev/next might need updating
		1215	//esrv_del_item (pl->contr, count);
		1216	//TODO: update floorbox to preserve ordering
		1217	if (pl->contr->ns)
1113	pl->contr->ns->floorbox_update ();	1218	pl->contr->ns->floorbox_update ();
1114	}	1219	}
1115		1220
		1221	if (check_walk_off)
1116	for (tmp = ms.bot; tmp; tmp = tmp->above)	1222	for (object *above, *tmp = ms.bot; tmp; tmp = above)
1117	{	1223	{
		1224	above = tmp->above;
		1225
1118	/* No point updating the players look faces if he is the object	1226	/* No point updating the players look faces if he is the object
1119	* being removed.	1227	* being removed.
1120	*/	1228	*/
1121		1229
1122	/* See if object moving off should effect something */	1230	/* See if object moving off should effect something */
1123	if (check_walk_off
1124	&& ((move_type & tmp->move_off)	1231	if ((move_type & tmp->move_off)
1125	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))	1232	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0)
1126	{
1127	move_apply (tmp, this, 0);	1233	move_apply (tmp, this, 0);
1128
1129	if (destroyed ())
1130	LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1131	}	1234	}
1132		1235
1133	last = tmp;	1236	if (affects_los ())
1134	}
1135
1136	/* last == NULL if there are no objects on this space */
1137	//TODO: this makes little sense, why only update the topmost object?
1138	if (!last)
1139	map->at (x, y).flags_ = 0;
1140	else
1141	update_object (last, UP_OBJ_REMOVE);
1142
1143	if (flag [FLAG_BLOCKSVIEW] || glow_radius)
1144	update_all_los (map, x, y);	1237	update_all_los (map, x, y);
1145	}	1238	}
1146	}	1239	}
1147		1240
1148	/*	1241	/*
…		…
1162	if (!top)	1255	if (!top)
1163	for (top = op; top && top->above; top = top->above)	1256	for (top = op; top && top->above; top = top->above)
1164	;	1257	;
1165		1258
1166	for (; top; top = top->below)	1259	for (; top; top = top->below)
1167	{
1168	if (top == op)
1169	continue;
1170
1171	if (object::can_merge (op, top))	1260	if (object::can_merge (op, top))
1172	{	1261	{
1173	top->nrof += op->nrof;	1262	top->nrof += op->nrof;
1174		1263
1175	/* CLEAR_FLAG(top,FLAG_STARTEQUIP);*/	1264	if (object *pl = top->visible_to ())
1176	op->weight = 0; /* Don't want any adjustements now */	1265	esrv_update_item (UPD_NROF, pl, top);
		1266
		1267	op->weight = 0; // cancel the addition above
		1268	op->carrying = 0; // must be 0 already
		1269
1177	op->destroy ();	1270	op->destroy ();
		1271
1178	return top;	1272	return top;
1179	}	1273	}
1180	}
1181		1274
1182	return 0;	1275	return 0;
1183	}	1276	}
1184		1277
1185	void	1278	void
…		…
1190		1283
1191	object *prev = this;	1284	object *prev = this;
1192		1285
1193	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)	1286	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)
1194	{	1287	{
1195	object *op = arch_to_object (at);	1288	object *op = at->instance ();
1196		1289
1197	op->name = name;	1290	op->name = name;
1198	op->name_pl = name_pl;	1291	op->name_pl = name_pl;
1199	op->title = title;	1292	op->title = title;
1200		1293
…		…
1210	* job preparing multi-part monsters.	1303	* job preparing multi-part monsters.
1211	*/	1304	*/
1212	object *	1305	object *
1213	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)	1306	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1214	{	1307	{
		1308	op->remove ();
		1309
1215	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)	1310	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)
1216	{	1311	{
1217	tmp->x = x + tmp->arch->x;	1312	tmp->x = x + tmp->arch->x;
1218	tmp->y = y + tmp->arch->y;	1313	tmp->y = y + tmp->arch->y;
1219	}	1314	}
…		…
1236	* Passing 0 for flag gives proper default values, so flag really only needs	1331	* Passing 0 for flag gives proper default values, so flag really only needs
1237	* to be set if special handling is needed.	1332	* to be set if special handling is needed.
1238	*	1333	*
1239	* Return value:	1334	* Return value:
1240	* new object if 'op' was merged with other object	1335	* new object if 'op' was merged with other object
1241	* NULL if 'op' was destroyed	1336	* NULL if there was an error (destroyed, blocked etc.)
1242	* just 'op' otherwise	1337	* just 'op' otherwise
1243	*/	1338	*/
1244	object *	1339	object *
1245	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)	1340	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1246	{	1341	{
1247	assert (!op->flag [FLAG_FREED]);
1248
1249	object *top, *floor = NULL;
1250
1251	op->remove ();	1342	op->remove ();
		1343
		1344	if (m == &freed_map)//D TODO: remove soon
		1345	{//D
		1346	LOG (llevError | logBacktrace, "tries to insret object on freed objects map: %s", op->debug_desc ());//D
		1347	}//D
1252		1348
1253	/* Ideally, the caller figures this out. However, it complicates a lot	1349	/* Ideally, the caller figures this out. However, it complicates a lot
1254	* of areas of callers (eg, anything that uses find_free_spot would now	1350	* of areas of callers (eg, anything that uses find_free_spot would now
1255	* need extra work	1351	* need extra work
1256	*/	1352	*/
		1353	maptile *newmap = m;
1257	if (!xy_normalise (m, op->x, op->y))	1354	if (!xy_normalise (newmap, op->x, op->y))
1258	{	1355	{
1259	op->destroy ();	1356	op->head_ ()->destroy ();// remove head_ once all tail object destroyers found
1260	return 0;	1357	return 0;
1261	}	1358	}
1262		1359
1263	if (object *more = op->more)	1360	if (object *more = op->more)
1264	if (!insert_ob_in_map (more, m, originator, flag))	1361	if (!insert_ob_in_map (more, m, originator, flag))
1265	return 0;	1362	return 0;
1266		1363
1267	CLEAR_FLAG (op, FLAG_REMOVED);	1364	op->flag [FLAG_REMOVED] = false;
1268		1365	op->env = 0;
1269	op->map = m;	1366	op->map = newmap;
		1367
1270	mapspace &ms = op->ms ();	1368	mapspace &ms = op->ms ();
1271		1369
1272	/* this has to be done after we translate the coordinates.	1370	/* this has to be done after we translate the coordinates.
1273	*/	1371	*/
1274	if (op->nrof && !(flag & INS_NO_MERGE))	1372	if (op->nrof && !(flag & INS_NO_MERGE))
1275	for (object *tmp = ms.bot; tmp; tmp = tmp->above)	1373	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1276	if (object::can_merge (op, tmp))	1374	if (object::can_merge (op, tmp))
1277	{	1375	{
		1376	// TODO: we actually want to update tmp, not op,
		1377	// but some caller surely breaks when we return tmp
		1378	// from here :/
1278	op->nrof += tmp->nrof;	1379	op->nrof += tmp->nrof;
1279	tmp->destroy ();	1380	tmp->destroy ();
1280	}	1381	}
1281		1382
1282	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */	1383	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
…		…
1291	{	1392	{
1292	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");	1393	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");
1293	abort ();	1394	abort ();
1294	}	1395	}
1295		1396
		1397	if (!originator->is_on_map ())
		1398	{
		1399	LOG (llevError, "insert_ob_in_map(%s) called with INS_BELOW_ORIGINATOR when originator '%s' not on map",
		1400	op->debug_desc (), originator->debug_desc ());
		1401	abort ();
		1402	}
		1403
1296	op->above = originator;	1404	op->above = originator;
1297	op->below = originator->below;	1405	op->below = originator->below;
1298
1299	if (op->below)
1300	op->below->above = op;
1301	else
1302	ms.bot = op;
1303
1304	/* since *below* originator, no need to update top */
1305	originator->below = op;	1406	originator->below = op;
		1407
		1408	*(op->below ? &op->below->above : &ms.bot) = op;
1306	}	1409	}
1307	else	1410	else
1308	{	1411	{
1309	top = ms.bot;	1412	object *floor = 0;
		1413	object *top = ms.top;
1310		1414
1311	/* If there are other objects, then */	1415	/* If there are other objects, then */
1312	if (top)	1416	if (top)
1313	{	1417	{
1314	object *last = 0;
1315
1316	/*	1418	/*
1317	* If there are multiple objects on this space, we do some trickier handling.	1419	* If there are multiple objects on this space, we do some trickier handling.
1318	* We've already dealt with merging if appropriate.	1420	* We've already dealt with merging if appropriate.
1319	* Generally, we want to put the new object on top. But if	1421	* Generally, we want to put the new object on top. But if
1320	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last	1422	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last
…		…
1323	* once we get to them. This reduces the need to traverse over all of	1425	* once we get to them. This reduces the need to traverse over all of
1324	* them when adding another one - this saves quite a bit of cpu time	1426	* them when adding another one - this saves quite a bit of cpu time
1325	* when lots of spells are cast in one area. Currently, it is presumed	1427	* when lots of spells are cast in one area. Currently, it is presumed
1326	* that flying non pickable objects are spell objects.	1428	* that flying non pickable objects are spell objects.
1327	*/	1429	*/
1328	for (top = ms.bot; top; top = top->above)	1430	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1329	{	1431	{
1330	if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))	1432	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) || QUERY_FLAG (tmp, FLAG_OVERLAY_FLOOR))
1331	floor = top;	1433	floor = tmp;
1332		1434
1333	if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))	1435	if (QUERY_FLAG (tmp, FLAG_NO_PICK) && (tmp->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (tmp, FLAG_IS_FLOOR))
1334	{	1436	{
1335	/* We insert above top, so we want this object below this */	1437	/* We insert above top, so we want this object below this */
1336	top = top->below;	1438	top = tmp->below;
1337	break;	1439	break;
1338	}	1440	}
1339		1441
1340	last = top;	1442	top = tmp;
1341	}	1443	}
1342
1343	/* Don't want top to be NULL, so set it to the last valid object */
1344	top = last;
1345		1444
1346	/* We let update_position deal with figuring out what the space	1445	/* We let update_position deal with figuring out what the space
1347	* looks like instead of lots of conditions here.	1446	* looks like instead of lots of conditions here.
1348	* makes things faster, and effectively the same result.	1447	* makes things faster, and effectively the same result.
1349	*/	1448	*/
…		…
1356	*/	1455	*/
1357	if (!(flag & INS_ON_TOP)	1456	if (!(flag & INS_ON_TOP)
1358	&& ms.flags () & P_BLOCKSVIEW	1457	&& ms.flags () & P_BLOCKSVIEW
1359	&& (op->face && !faces [op->face].visibility))	1458	&& (op->face && !faces [op->face].visibility))
1360	{	1459	{
		1460	object *last;
		1461
1361	for (last = top; last != floor; last = last->below)	1462	for (last = top; last != floor; last = last->below)
1362	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))	1463	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))
1363	break;	1464	break;
1364		1465
1365	/* Check to see if we found the object that blocks view,	1466	/* Check to see if we found the object that blocks view,
…		…
1373	} /* If objects on this space */	1474	} /* If objects on this space */
1374		1475
1375	if (flag & INS_ABOVE_FLOOR_ONLY)	1476	if (flag & INS_ABOVE_FLOOR_ONLY)
1376	top = floor;	1477	top = floor;
1377		1478
1378	/* Top is the object that our object (op) is going to get inserted above.	1479	// insert object above top, or bottom-most if top = 0
1379	*/
1380
1381	/* First object on this space */
1382	if (!top)	1480	if (!top)
1383	{	1481	{
		1482	op->below = 0;
1384	op->above = ms.bot;	1483	op->above = ms.bot;
1385
1386	if (op->above)
1387	op->above->below = op;
1388
1389	op->below = 0;
1390	ms.bot = op;	1484	ms.bot = op;
		1485
		1486	*(op->above ? &op->above->below : &ms.top) = op;
1391	}	1487	}
1392	else	1488	else
1393	{ /* get inserted into the stack above top */	1489	{
1394	op->above = top->above;	1490	op->above = top->above;
1395
1396	if (op->above)
1397	op->above->below = op;	1491	top->above = op;
1398		1492
1399	op->below = top;	1493	op->below = top;
1400	top->above = op;	1494	*(op->above ? &op->above->below : &ms.top) = op;
1401	}	1495	}
		1496	}
1402		1497
1403	if (!op->above)	1498	if (op->is_player ())
1404	ms.top = op;
1405	} /* else not INS_BELOW_ORIGINATOR */
1406
1407	if (op->type == PLAYER)
1408	{	1499	{
1409	op->contr->do_los = 1;	1500	op->contr->do_los = 1;
1410	++op->map->players;	1501	++op->map->players;
1411	op->map->touch ();	1502	op->map->touch ();
1412	}	1503	}
1413		1504
1414	op->map->dirty = true;	1505	op->map->dirty = true;
1415		1506
1416	if (object *pl = ms.player ())	1507	if (object *pl = ms.player ())
		1508	//TODO: the floorbox prev/next might need updating
		1509	//esrv_send_item (pl, op);
		1510	//TODO: update floorbox to preserve ordering
		1511	if (pl->contr->ns)
1417	pl->contr->ns->floorbox_update ();	1512	pl->contr->ns->floorbox_update ();
1418		1513
1419	/* If this object glows, it may affect lighting conditions that are	1514	/* If this object glows, it may affect lighting conditions that are
1420	* visible to others on this map. But update_all_los is really	1515	* visible to others on this map. But update_all_los is really
1421	* an inefficient way to do this, as it means los for all players	1516	* an inefficient way to do this, as it means los for all players
1422	* on the map will get recalculated. The players could very well	1517	* on the map will get recalculated. The players could very well
1423	* be far away from this change and not affected in any way -	1518	* be far away from this change and not affected in any way -
1424	* this should get redone to only look for players within range,	1519	* this should get redone to only look for players within range,
1425	* or just updating the P_UPTODATE for spaces within this area	1520	* or just updating the P_UPTODATE for spaces within this area
1426	* of effect may be sufficient.	1521	* of effect may be sufficient.
1427	*/	1522	*/
1428	if (op->map->darkness && (op->glow_radius != 0))	1523	if (op->affects_los ())
		1524	{
		1525	op->ms ().invalidate ();
1429	update_all_los (op->map, op->x, op->y);	1526	update_all_los (op->map, op->x, op->y);
		1527	}
1430		1528
1431	/* updates flags (blocked, alive, no magic, etc) for this map space */	1529	/* updates flags (blocked, alive, no magic, etc) for this map space */
1432	update_object (op, UP_OBJ_INSERT);	1530	update_object (op, UP_OBJ_INSERT);
1433		1531
1434	INVOKE_OBJECT (INSERT, op);	1532	INVOKE_OBJECT (INSERT, op);
…		…
1441	* blocked() and wall() work properly), and these flags are updated by	1539	* blocked() and wall() work properly), and these flags are updated by
1442	* update_object().	1540	* update_object().
1443	*/	1541	*/
1444		1542
1445	/* if this is not the head or flag has been passed, don't check walk on status */	1543	/* if this is not the head or flag has been passed, don't check walk on status */
1446	if (!(flag & INS_NO_WALK_ON) && op->head_ () == op)	1544	if (!(flag & INS_NO_WALK_ON) && op->is_head ())
1447	{	1545	{
1448	if (check_move_on (op, originator))	1546	if (check_move_on (op, originator))
1449	return 0;	1547	return 0;
1450		1548
1451	/* If we are a multi part object, lets work our way through the check	1549	/* If we are a multi part object, lets work our way through the check
…		…
1462	/* this function inserts an object in the map, but if it	1560	/* this function inserts an object in the map, but if it
1463	* finds an object of its own type, it'll remove that one first.	1561	* finds an object of its own type, it'll remove that one first.
1464	* op is the object to insert it under: supplies x and the map.	1562	* op is the object to insert it under: supplies x and the map.
1465	*/	1563	*/
1466	void	1564	void
1467	replace_insert_ob_in_map (const char *arch_string, object *op)	1565	replace_insert_ob_in_map (shstr_tmp archname, object *op)
1468	{	1566	{
1469	object *tmp, *tmp1;
1470
1471	/* first search for itself and remove any old instances */	1567	/* first search for itself and remove any old instances */
1472		1568
1473	for (tmp = op->ms ().bot; tmp; tmp = tmp->above)	1569	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
1474	if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */	1570	if (tmp->arch->archname == archname) /* same archetype */
1475	tmp->destroy ();	1571	tmp->destroy ();
1476		1572
1477	tmp1 = arch_to_object (archetype::find (arch_string));	1573	object *tmp = archetype::find (archname)->instance ();
1478		1574
1479	tmp1->x = op->x;	1575	tmp->x = op->x;
1480	tmp1->y = op->y;	1576	tmp->y = op->y;
		1577
1481	insert_ob_in_map (tmp1, op->map, op, 0);	1578	insert_ob_in_map (tmp, op->map, op, 0);
1482	}	1579	}
1483		1580
1484	object *	1581	object *
1485	object::insert_at (object *where, object *originator, int flags)	1582	object::insert_at (object *where, object *originator, int flags)
1486	{	1583	{
		1584	if (where->env)
		1585	return where->env->insert (this);
		1586	else
1487	return where->map->insert (this, where->x, where->y, originator, flags);	1587	return where->map->insert (this, where->x, where->y, originator, flags);
1488	}	1588	}
1489		1589
1490	/*	1590	// check whether we can put this into the map, respect max_volume, max_items
1491	* get_split_ob(ob,nr) splits up ob into two parts. The part which	1591	bool
1492	* is returned contains nr objects, and the remaining parts contains	1592	object::can_drop_at (maptile *m, int x, int y, object *originator)
1493	* the rest (or is removed and freed if that number is 0).
1494	* On failure, NULL is returned, and the reason put into the
1495	* global static errmsg array.
1496	*/
1497	object *
1498	get_split_ob (object *orig_ob, uint32 nr)
1499	{	1593	{
1500	object *newob;	1594	mapspace &ms = m->at (x, y);
1501	int is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0);
1502		1595
1503	if (orig_ob->nrof < nr)	1596	int items = ms.items ();
1504	{
1505	sprintf (errmsg, "There are only %d %ss.", orig_ob->nrof ? orig_ob->nrof : 1, &orig_ob->name);
1506	return NULL;
1507	}
1508		1597
1509	newob = object_create_clone (orig_ob);	1598	if (!items // testing !items ensures we can drop at least one item
		1599	|| (items < m->max_items
		1600	&& ms.volume () < m->max_volume))
		1601	return true;
1510		1602
1511	if ((orig_ob->nrof -= nr) < 1)	1603	if (originator && originator->is_player ())
1512	orig_ob->destroy (1);	1604	originator->contr->failmsg (format (
1513	else if (!is_removed)	1605	"No matter how hard you try, you just cannot put the %s here H<Try to remove some items from the floor first.>",
1514	{	1606	query_name ()
1515	if (orig_ob->env != NULL)	1607	));
1516	sub_weight (orig_ob->env, orig_ob->weight * nr);
1517	if (orig_ob->env == NULL && orig_ob->map->in_memory != MAP_IN_MEMORY)
1518	{
1519	strcpy (errmsg, "Tried to split object whose map is not in memory.");
1520	LOG (llevDebug, "Error, Tried to split object whose map is not in memory.\n");
1521	return NULL;
1522	}
1523	}
1524		1608
1525	newob->nrof = nr;	1609	return false;
1526
1527	return newob;
1528	}	1610	}
1529		1611
1530	/*	1612	/*
1531	* decrease_ob_nr(object, number) decreases a specified number from	1613	* decrease(object, number) decreases a specified number from
1532	* the amount of an object. If the amount reaches 0, the object	1614	* the amount of an object. If the amount reaches 0, the object
1533	* is subsequently removed and freed.	1615	* is subsequently removed and freed.
1534	*	1616	*
1535	* Return value: 'op' if something is left, NULL if the amount reached 0	1617	* Return value: 'op' if something is left, NULL if the amount reached 0
1536	*/	1618	*/
		1619	bool
		1620	object::decrease (sint32 nr)
		1621	{
		1622	if (!nr)
		1623	return true;
		1624
		1625	nr = min (nr, nrof);
		1626
		1627	if (nrof > nr)
		1628	{
		1629	nrof -= nr;
		1630	adjust_weight (env, -weight * max (1, nr)); // carrying == 0
		1631
		1632	if (object *pl = visible_to ())
		1633	esrv_update_item (UPD_NROF, pl, this);
		1634
		1635	return true;
		1636	}
		1637	else
		1638	{
		1639	destroy ();
		1640	return false;
		1641	}
		1642	}
		1643
		1644	/*
		1645	* split(ob,nr) splits up ob into two parts. The part which
		1646	* is returned contains nr objects, and the remaining parts contains
		1647	* the rest (or is removed and returned if that number is 0).
		1648	* On failure, NULL is returned.
		1649	*/
1537	object *	1650	object *
1538	decrease_ob_nr (object *op, uint32 i)	1651	object::split (sint32 nr)
1539	{	1652	{
1540	object *tmp;	1653	int have = number_of ();
1541		1654
1542	if (i == 0) /* objects with op->nrof require this check */	1655	if (have < nr)
1543	return op;	1656	return 0;
1544		1657	else if (have == nr)
1545	if (i > op->nrof)
1546	i = op->nrof;
1547
1548	if (QUERY_FLAG (op, FLAG_REMOVED))
1549	op->nrof -= i;
1550	else if (op->env)
1551	{	1658	{
1552	/* is this object in the players inventory, or sub container
1553	* therein?
1554	*/
1555	tmp = op->in_player ();
1556	/* nope. Is this a container the player has opened?
1557	* If so, set tmp to that player.
1558	* IMO, searching through all the players will mostly
1559	* likely be quicker than following op->env to the map,
1560	* and then searching the map for a player.
1561	*/
1562	if (!tmp)
1563	for_all_players (pl)
1564	if (pl->ob->container == op->env)
1565	{
1566	tmp = pl->ob;
1567	break;
1568	}
1569
1570	if (i < op->nrof)
1571	{
1572	sub_weight (op->env, op->weight * i);
1573	op->nrof -= i;
1574	if (tmp)
1575	esrv_send_item (tmp, op);
1576	}
1577	else
1578	{
1579	op->remove ();	1659	remove ();
1580	op->nrof = 0;	1660	return this;
1581	if (tmp)
1582	esrv_del_item (tmp->contr, op->count);
1583	}
1584	}	1661	}
1585	else	1662	else
1586	{	1663	{
1587	object *above = op->above;	1664	decrease (nr);
1588		1665
1589	if (i < op->nrof)	1666	object *op = deep_clone ();
1590	op->nrof -= i;	1667	op->nrof = nr;
1591	else
1592	{
1593	op->remove ();
1594	op->nrof = 0;
1595	}
1596
1597	/* Since we just removed op, op->above is null */
1598	for (tmp = above; tmp; tmp = tmp->above)
1599	if (tmp->type == PLAYER)
1600	{
1601	if (op->nrof)
1602	esrv_send_item (tmp, op);
1603	else
1604	esrv_del_item (tmp->contr, op->count);
1605	}
1606	}
1607
1608	if (op->nrof)
1609	return op;	1668	return op;
1610	else
1611	{
1612	op->destroy ();
1613	return 0;
1614	}
1615	}
1616
1617	/*
1618	* add_weight(object, weight) adds the specified weight to an object,
1619	* and also updates how much the environment(s) is/are carrying.
1620	*/
1621	void
1622	add_weight (object *op, signed long weight)
1623	{
1624	while (op != NULL)
1625	{
1626	if (op->type == CONTAINER)
1627	weight = (signed long) (weight * (100 - op->stats.Str) / 100);
1628
1629	op->carrying += weight;
1630	op = op->env;
1631	}	1669	}
1632	}	1670	}
1633		1671
1634	object *	1672	object *
1635	insert_ob_in_ob (object *op, object *where)	1673	insert_ob_in_ob (object *op, object *where)
…		…
1660	* be != op, if items are merged. -Tero	1698	* be != op, if items are merged. -Tero
1661	*/	1699	*/
1662	object *	1700	object *
1663	object::insert (object *op)	1701	object::insert (object *op)
1664	{	1702	{
1665	if (!QUERY_FLAG (op, FLAG_REMOVED))
1666	op->remove ();
1667
1668	if (op->more)	1703	if (op->more)
1669	{	1704	{
1670	LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);	1705	LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);
1671	return op;	1706	return op;
1672	}	1707	}
1673		1708
1674	CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL);	1709	op->remove ();
1675	CLEAR_FLAG (op, FLAG_REMOVED);	1710
		1711	op->flag [FLAG_OBJ_ORIGINAL] = 0;
1676		1712
1677	if (op->nrof)	1713	if (op->nrof)
1678	{
1679	for (object *tmp = inv; tmp; tmp = tmp->below)	1714	for (object *tmp = inv; tmp; tmp = tmp->below)
1680	if (object::can_merge (tmp, op))	1715	if (object::can_merge (tmp, op))
1681	{	1716	{
1682	/* return the original object and remove inserted object	1717	/* return the original object and remove inserted object
1683	(client needs the original object) */	1718	(client needs the original object) */
1684	tmp->nrof += op->nrof;	1719	tmp->nrof += op->nrof;
1685	/* Weight handling gets pretty funky. Since we are adding to	1720
1686	* tmp->nrof, we need to increase the weight.	1721	if (object *pl = tmp->visible_to ())
1687	*/	1722	esrv_update_item (UPD_NROF, pl, tmp);
		1723
1688	add_weight (this, op->weight * op->nrof);	1724	adjust_weight (this, op->total_weight ());
1689	SET_FLAG (op, FLAG_REMOVED);	1725
1690	op->destroy (); /* free the inserted object */	1726	op->destroy ();
1691	op = tmp;	1727	op = tmp;
1692	op->remove (); /* and fix old object's links */	1728	goto inserted;
1693	CLEAR_FLAG (op, FLAG_REMOVED);
1694	break;
1695	}	1729	}
1696		1730
1697	/* I assume combined objects have no inventory
1698	* We add the weight - this object could have just been removed
1699	* (if it was possible to merge). calling remove_ob will subtract
1700	* the weight, so we need to add it in again, since we actually do
1701	* the linking below
1702	*/
1703	add_weight (this, op->weight * op->nrof);
1704	}
1705	else
1706	add_weight (this, (op->weight + op->carrying));
1707
1708	if (object *otmp = this->in_player ())
1709	if (otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1710	otmp->update_stats ();
1711
1712	op->owner = 0; // its his/hers now. period.	1731	op->owner = 0; // it's his/hers now. period.
1713	op->map = 0;	1732	op->map = 0;
		1733	op->x = 0;
		1734	op->y = 0;
		1735
		1736	op->above = 0;
		1737	op->below = inv;
1714	op->env = this;	1738	op->env = this;
1715	op->above = 0;
1716	op->below = 0;
1717	op->x = op->y = 0;
1718		1739
		1740	if (inv)
		1741	inv->above = op;
		1742
		1743	inv = op;
		1744
		1745	op->flag [FLAG_REMOVED] = 0;
		1746
		1747	if (object *pl = op->visible_to ())
		1748	esrv_send_item (pl, op);
		1749
		1750	adjust_weight (this, op->total_weight ());
		1751
		1752	inserted:
1719	/* reset the light list and los of the players on the map */	1753	/* reset the light list and los of the players on the map */
1720	if (op->glow_radius && map)	1754	if (op->glow_radius && is_on_map ())
1721	{	1755	{
1722	#ifdef DEBUG_LIGHTS	1756	update_stats ();
1723	LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);
1724	#endif /* DEBUG_LIGHTS */
1725	if (map->darkness)
1726	update_all_los (map, x, y);	1757	update_all_los (map, x, y);
1727	}
1728
1729	/* Client has no idea of ordering so lets not bother ordering it here.
1730	* It sure simplifies this function...
1731	*/
1732	if (!inv)
1733	inv = op;
1734	else
1735	{	1758	}
1736	op->below = inv;	1759	else if (is_player ())
1737	op->below->above = op;	1760	// if this is a player's inventory, update stats
1738	inv = op;	1761	contr->queue_stats_update ();
1739	}
1740		1762
1741	INVOKE_OBJECT (INSERT, this);	1763	INVOKE_OBJECT (INSERT, this);
1742		1764
1743	return op;	1765	return op;
1744	}	1766	}
…		…
1764	* on top.	1786	* on top.
1765	*/	1787	*/
1766	int	1788	int
1767	check_move_on (object *op, object *originator)	1789	check_move_on (object *op, object *originator)
1768	{	1790	{
		1791	if (QUERY_FLAG (op, FLAG_NO_APPLY))
		1792	return 0;
		1793
1769	object *tmp;	1794	object *tmp;
1770	maptile *m = op->map;	1795	maptile *m = op->map;
1771	int x = op->x, y = op->y;	1796	int x = op->x, y = op->y;
1772		1797
1773	MoveType move_on, move_slow, move_block;	1798	mapspace &ms = m->at (x, y);
1774		1799
1775	if (QUERY_FLAG (op, FLAG_NO_APPLY))	1800	ms.update ();
1776	return 0;
1777		1801
1778	move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y);	1802	MoveType move_on = ms.move_on;
1779	move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y);	1803	MoveType move_slow = ms.move_slow;
1780	move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y);	1804	MoveType move_block = ms.move_block;
1781		1805
1782	/* if nothing on this space will slow op down or be applied,	1806	/* if nothing on this space will slow op down or be applied,
1783	* no need to do checking below. have to make sure move_type	1807	* no need to do checking below. have to make sure move_type
1784	* is set, as lots of objects don't have it set - we treat that	1808	* is set, as lots of objects don't have it set - we treat that
1785	* as walking.	1809	* as walking.
…		…
1796	return 0;	1820	return 0;
1797		1821
1798	/* The objects have to be checked from top to bottom.	1822	/* The objects have to be checked from top to bottom.
1799	* Hence, we first go to the top:	1823	* Hence, we first go to the top:
1800	*/	1824	*/
1801		1825	for (object *next, *tmp = ms.top; tmp; tmp = next)
1802	for (tmp = op->ms ().bot; tmp && tmp->above; tmp = tmp->above)
1803	{
1804	/* Trim the search when we find the first other spell effect
1805	* this helps performance so that if a space has 50 spell objects,
1806	* we don't need to check all of them.
1807	*/
1808	if ((tmp->move_type & MOVE_FLY_LOW) && QUERY_FLAG (tmp, FLAG_NO_PICK))
1809	break;
1810	}	1826	{
		1827	next = tmp->below;
1811		1828
1812	for (; tmp; tmp = tmp->below)
1813	{
1814	if (tmp == op)	1829	if (tmp == op)
1815	continue; /* Can't apply yourself */	1830	continue; /* Can't apply yourself */
1816		1831
1817	/* Check to see if one of the movement types should be slowed down.	1832	/* Check to see if one of the movement types should be slowed down.
1818	* Second check makes sure that the movement types not being slowed	1833	* Second check makes sure that the movement types not being slowed
…		…
1823	if (!QUERY_FLAG (op, FLAG_WIZPASS))	1838	if (!QUERY_FLAG (op, FLAG_WIZPASS))
1824	{	1839	{
1825	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||	1840	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||
1826	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))	1841	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))
1827	{	1842	{
1828
1829	float
1830	diff = tmp->move_slow_penalty * fabs (op->speed);	1843	float diff = tmp->move_slow_penalty * fabs (op->speed);
1831		1844
1832	if (op->type == PLAYER)	1845	if (op->is_player ())
1833	if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||	1846	if ((tmp->flag [FLAG_IS_HILLY ] && find_skill_by_number (op, SK_CLIMBING)) ||
1834	(QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))	1847	(tmp->flag [FLAG_IS_WOODED] && find_skill_by_number (op, SK_WOODSMAN)))
1835	diff /= 4.0;	1848	diff /= 4.0;
1836		1849
1837	op->speed_left -= diff;	1850	op->speed_left -= diff;
1838	}	1851	}
1839	}	1852	}
…		…
1872	LOG (llevError, "Present_arch called outside map.\n");	1885	LOG (llevError, "Present_arch called outside map.\n");
1873	return NULL;	1886	return NULL;
1874	}	1887	}
1875		1888
1876	for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)	1889	for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)
1877	if (tmp->arch == at)	1890	if (tmp->arch->archname == at->archname)
1878	return tmp;	1891	return tmp;
1879		1892
1880	return NULL;	1893	return NULL;
1881	}	1894	}
1882		1895
…		…
1946	* The first matching object is returned, or NULL if none.	1959	* The first matching object is returned, or NULL if none.
1947	*/	1960	*/
1948	object *	1961	object *
1949	present_arch_in_ob (const archetype *at, const object *op)	1962	present_arch_in_ob (const archetype *at, const object *op)
1950	{	1963	{
1951	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)	1964	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1952	if (tmp->arch == at)	1965	if (tmp->arch->archname == at->archname)
1953	return tmp;	1966	return tmp;
1954		1967
1955	return NULL;	1968	return NULL;
1956	}	1969	}
1957		1970
…		…
2045	* head of the object should correspond for the entire object.	2058	* head of the object should correspond for the entire object.
2046	*/	2059	*/
2047	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))	2060	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))
2048	continue;	2061	continue;
2049		2062
2050	if (ob->blocked (m, pos.x, pos.y))	2063	if (ob->blocked (pos.m, pos.x, pos.y))
2051	continue;	2064	continue;
2052		2065
2053	altern [index++] = i;	2066	altern [index++] = i;
2054	}	2067	}
2055		2068
…		…
2123	* there is capable of.	2136	* there is capable of.
2124	*/	2137	*/
2125	int	2138	int
2126	find_dir (maptile *m, int x, int y, object *exclude)	2139	find_dir (maptile *m, int x, int y, object *exclude)
2127	{	2140	{
2128	int i, max = SIZEOFFREE, mflags;	2141	int max = SIZEOFFREE, mflags;
2129
2130	sint16 nx, ny;
2131	object *tmp;
2132	maptile *mp;
2133
2134	MoveType blocked, move_type;	2142	MoveType move_type;
2135		2143
2136	if (exclude && exclude->head_ () != exclude)	2144	if (exclude && exclude->head_ () != exclude)
2137	{	2145	{
2138	exclude = exclude->head;	2146	exclude = exclude->head;
2139	move_type = exclude->move_type;	2147	move_type = exclude->move_type;
…		…
2142	{	2150	{
2143	/* If we don't have anything, presume it can use all movement types. */	2151	/* If we don't have anything, presume it can use all movement types. */
2144	move_type = MOVE_ALL;	2152	move_type = MOVE_ALL;
2145	}	2153	}
2146		2154
2147	for (i = 1; i < max; i++)	2155	for (int i = 1; i < max; i++)
2148	{	2156	{
2149	mp = m;	2157	mapxy pos (m, x, y);
2150	nx = x + freearr_x[i];	2158	pos.move (i);
2151	ny = y + freearr_y[i];
2152		2159
2153	mflags = get_map_flags (m, &mp, nx, ny, &nx, &ny);	2160	if (!pos.normalise ())
2154
2155	if (mflags & P_OUT_OF_MAP)
2156	max = maxfree[i];	2161	max = maxfree[i];
2157	else	2162	else
2158	{	2163	{
2159	mapspace &ms = mp->at (nx, ny);	2164	mapspace &ms = *pos;
2160		2165
2161	blocked = ms.move_block;
2162
2163	if ((move_type & blocked) == move_type)	2166	if ((move_type & ms.move_block) == move_type)
2164	max = maxfree[i];	2167	max = maxfree [i];
2165	else if (mflags & P_IS_ALIVE)	2168	else if (ms.flags () & P_IS_ALIVE)
2166	{	2169	{
2167	for (tmp = ms.bot; tmp; tmp = tmp->above)	2170	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
2168	if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)	2171	if ((tmp->flag [FLAG_MONSTER] || tmp->is_player ())
2169	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))	2172	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))
2170	break;
2171
2172	if (tmp)
2173	return freedir[i];	2173	return freedir [i];
2174	}	2174	}
2175	}	2175	}
2176	}	2176	}
2177		2177
2178	return 0;	2178	return 0;
…		…
2253	* This basically means that if direction is 15, then it could either go	2253	* This basically means that if direction is 15, then it could either go
2254	* direction 4, 14, or 16 to get back to where we are.	2254	* direction 4, 14, or 16 to get back to where we are.
2255	* Moved from spell_util.c to object.c with the other related direction	2255	* Moved from spell_util.c to object.c with the other related direction
2256	* functions.	2256	* functions.
2257	*/	2257	*/
2258	int reduction_dir[SIZEOFFREE][3] = {	2258	static const int reduction_dir[SIZEOFFREE][3] = {
2259	{0, 0, 0}, /* 0 */	2259	{0, 0, 0}, /* 0 */
2260	{0, 0, 0}, /* 1 */	2260	{0, 0, 0}, /* 1 */
2261	{0, 0, 0}, /* 2 */	2261	{0, 0, 0}, /* 2 */
2262	{0, 0, 0}, /* 3 */	2262	{0, 0, 0}, /* 3 */
2263	{0, 0, 0}, /* 4 */	2263	{0, 0, 0}, /* 4 */
…		…
2359	int	2359	int
2360	can_pick (const object *who, const object *item)	2360	can_pick (const object *who, const object *item)
2361	{	2361	{
2362	return /*QUERY_FLAG(who,FLAG_WIZ)|| */	2362	return /*QUERY_FLAG(who,FLAG_WIZ)|| */
2363	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&	2363	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&
2364	!QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->type == PLAYER || item->weight < who->weight / 3));	2364	!QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->is_player () || item->weight < who->weight / 3));
2365	}	2365	}
2366		2366
2367	/*	2367	/*
2368	* create clone from object to another	2368	* create clone from object to another
2369	*/	2369	*/
2370	object *	2370	object *
2371	object_create_clone (object *asrc)	2371	object::deep_clone ()
2372	{	2372	{
2373	object *dst = 0, *tmp, *src, *prev, *item;	2373	assert (("deep_clone called on non-head object", is_head ()));
2374		2374
2375	if (!asrc)	2375	object *dst = clone ();
2376	return 0;
2377		2376
2378	src = asrc->head_ ();	2377	object *prev = dst;
2379
2380	prev = 0;
2381	for (object *part = src; part; part = part->more)	2378	for (object *part = this->more; part; part = part->more)
2382	{	2379	{
2383	tmp = part->clone ();	2380	object *tmp = part->clone ();
2384	tmp->x -= src->x;
2385	tmp->y -= src->y;
2386
2387	if (!part->head)
2388	{
2389	dst = tmp;
2390	tmp->head = 0;
2391	}
2392	else
2393	tmp->head = dst;	2381	tmp->head = dst;
2394
2395	tmp->more = 0;
2396
2397	if (prev)
2398	prev->more = tmp;	2382	prev->more = tmp;
2399
2400	prev = tmp;	2383	prev = tmp;
2401	}	2384	}
2402		2385
2403	for (item = src->inv; item; item = item->below)	2386	for (object *item = inv; item; item = item->below)
2404	insert_ob_in_ob (object_create_clone (item), dst);	2387	insert_ob_in_ob (item->deep_clone (), dst);
2405		2388
2406	return dst;	2389	return dst;
2407	}	2390	}
2408		2391
2409	/* This returns the first object in who's inventory that	2392	/* This returns the first object in who's inventory that
…		…
2418	return tmp;	2401	return tmp;
2419		2402
2420	return 0;	2403	return 0;
2421	}	2404	}
2422		2405
2423	/* If ob has a field named key, return the link from the list,	2406	shstr_tmp
2424	* otherwise return NULL.	2407	object::kv_get (shstr_tmp key) const
2425	*
2426	* key must be a passed in shared string - otherwise, this won't
2427	* do the desired thing.
2428	*/
2429	key_value *
2430	get_ob_key_link (const object *ob, const char *key)
2431	{	2408	{
2432	for (key_value *link = ob->key_values; link; link = link->next)	2409	for (key_value *kv = key_values; kv; kv = kv->next)
2433	if (link->key == key)	2410	if (kv->key == key)
2434	return link;
2435
2436	return 0;
2437	}
2438
2439	/*
2440	* Returns the value of op has an extra_field for key, or NULL.
2441	*
2442	* The argument doesn't need to be a shared string.
2443	*
2444	* The returned string is shared.
2445	*/
2446	const char *
2447	get_ob_key_value (const object *op, const char *const key)
2448	{
2449	key_value *link;
2450	shstr_cmp canonical_key (key);
2451
2452	if (!canonical_key)
2453	{
2454	/* 1. There being a field named key on any object
2455	* implies there'd be a shared string to find.
2456	* 2. Since there isn't, no object has this field.
2457	* 3. Therefore, *this* object doesn't have this field.
2458	*/
2459	return 0;
2460	}
2461
2462	/* This is copied from get_ob_key_link() above -
2463	* only 4 lines, and saves the function call overhead.
2464	*/
2465	for (link = op->key_values; link; link = link->next)
2466	if (link->key == canonical_key)
2467	return link->value;	2411	return kv->value;
2468		2412
2469	return 0;	2413	return shstr ();
2470	}	2414	}
2471		2415
2472	/*	2416	void
2473	* Updates the canonical_key in op to value.	2417	object::kv_set (shstr_tmp key, shstr_tmp value)
2474	*
2475	* canonical_key is a shared string (value doesn't have to be).
2476	*
2477	* Unless add_key is TRUE, it won't add fields, only change the value of existing
2478	* keys.
2479	*
2480	* Returns TRUE on success.
2481	*/
2482	int
2483	set_ob_key_value_s (object *op, const shstr & canonical_key, const char *value, int add_key)
2484	{	2418	{
2485	key_value *field = NULL, *last = NULL;	2419	for (key_value *kv = key_values; kv; kv = kv->next)
2486		2420	if (kv->key == key)
2487	for (field = op->key_values; field != NULL; field = field->next)
2488	{
2489	if (field->key != canonical_key)
2490	{	2421	{
2491	last = field;	2422	kv->value = value;
2492	continue;	2423	return;
2493	}	2424	}
2494		2425
2495	if (value)	2426	key_value *kv = new key_value;
2496	field->value = value;	2427
2497	else	2428	kv->next = key_values;
		2429	kv->key = key;
		2430	kv->value = value;
		2431
		2432	key_values = kv;
		2433	}
		2434
		2435	void
		2436	object::kv_del (shstr_tmp key)
		2437	{
		2438	for (key_value **kvp = &key_values; *kvp; kvp = &(*kvp)->next)
		2439	if ((*kvp)->key == key)
2498	{	2440	{
2499	/* Basically, if the archetype has this key set,	2441	key_value *kv = *kvp;
2500	* we need to store the null value so when we save	2442	*kvp = (*kvp)->next;
2501	* it, we save the empty value so that when we load,	2443	delete kv;
2502	* we get this value back again.	2444	return;
2503	*/
2504	if (get_ob_key_link (op->arch, canonical_key))
2505	field->value = 0;
2506	else
2507	{
2508	if (last)
2509	last->next = field->next;
2510	else
2511	op->key_values = field->next;
2512
2513	delete field;
2514	}
2515	}	2445	}
2516	return TRUE;
2517	}
2518	/* IF we get here, key doesn't exist */
2519
2520	/* No field, we'll have to add it. */
2521
2522	if (!add_key)
2523	return FALSE;
2524
2525	/* There isn't any good reason to store a null
2526	* value in the key/value list. If the archetype has
2527	* this key, then we should also have it, so shouldn't
2528	* be here. If user wants to store empty strings,
2529	* should pass in ""
2530	*/
2531	if (value == NULL)
2532	return TRUE;
2533
2534	field = new key_value;
2535
2536	field->key = canonical_key;
2537	field->value = value;
2538	/* Usual prepend-addition. */
2539	field->next = op->key_values;
2540	op->key_values = field;
2541
2542	return TRUE;
2543	}
2544
2545	/*
2546	* Updates the key in op to value.
2547	*
2548	* If add_key is FALSE, this will only update existing keys,
2549	* and not add new ones.
2550	* In general, should be little reason FALSE is ever passed in for add_key
2551	*
2552	* Returns TRUE on success.
2553	*/
2554	int
2555	set_ob_key_value (object *op, const char *key, const char *value, int add_key)
2556	{
2557	shstr key_ (key);
2558
2559	return set_ob_key_value_s (op, key_, value, add_key);
2560	}	2446	}
2561		2447
2562	object::depth_iterator::depth_iterator (object *container)	2448	object::depth_iterator::depth_iterator (object *container)
2563	: iterator_base (container)	2449	: iterator_base (container)
2564	{	2450	{
…		…
2614	{	2500	{
2615	char flagdesc[512];	2501	char flagdesc[512];
2616	char info2[256 * 4];	2502	char info2[256 * 4];
2617	char *p = info;	2503	char *p = info;
2618		2504
2619	p += snprintf (p, 512, "{cnt:%d,uuid:<1.%" PRIx64 ">,name:\"%s\"%s%s,flags:[%s],type:%d}",	2505	p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s%s,flags:[%s],type:%d}",
2620	count, uuid.seq,	2506	count,
		2507	uuid.c_str (),
2621	&name,	2508	&name,
2622	title ? "\",title:\"" : "",	2509	title ? ",title:\"" : "",
2623	title ? (const char *)title : "",	2510	title ? (const char *)title : "",
		2511	title ? "\"" : "",
2624	flag_desc (flagdesc, 512), type);	2512	flag_desc (flagdesc, 512), type);
2625		2513
2626	if (!this->flag[FLAG_REMOVED] && env)	2514	if (!flag[FLAG_REMOVED] && env)
2627	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));	2515	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2628		2516
2629	if (map)	2517	if (map)
2630	p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);	2518	p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);
2631		2519
…		…
2646	{	2534	{
2647	return map ? map->region (x, y)	2535	return map ? map->region (x, y)
2648	: region::default_region ();	2536	: region::default_region ();
2649	}	2537	}
2650		2538
2651	const materialtype_t *
2652	object::dominant_material () const
2653	{
2654	if (materialtype_t *mt = name_to_material (materialname))
2655	return mt;
2656
2657	return name_to_material (shstr_unknown);
2658	}
2659
2660	void	2539	void
2661	object::open_container (object *new_container)	2540	object::open_container (object *new_container)
2662	{	2541	{
2663	if (container == new_container)	2542	if (container == new_container)
2664	return;	2543	return;
2665		2544
2666	if (object *old_container = container)	2545	object *old_container = container;
		2546
		2547	if (old_container)
2667	{	2548	{
2668	if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))	2549	if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))
2669	return;	2550	return;
2670		2551
2671	#if 0	2552	#if 0
…		…
2673	if (object *closer = old_container->inv)	2554	if (object *closer = old_container->inv)
2674	if (closer->type == CLOSE_CON)	2555	if (closer->type == CLOSE_CON)
2675	closer->destroy ();	2556	closer->destroy ();
2676	#endif	2557	#endif
2677		2558
		2559	// make sure the container is available
		2560	esrv_send_item (this, old_container);
		2561
2678	old_container->flag [FLAG_APPLIED] = 0;	2562	old_container->flag [FLAG_APPLIED] = false;
2679	container = 0;	2563	container = 0;
2680		2564
		2565	// client needs item update to make it work, client bug requires this to be separate
2681	esrv_update_item (UPD_FLAGS, this, old_container);	2566	esrv_update_item (UPD_FLAGS, this, old_container);
		2567
2682	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));	2568	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", old_container->query_name ());
2683	play_sound (sound_find ("chest_close"));	2569	play_sound (sound_find ("chest_close"));
2684	}	2570	}
2685		2571
2686	if (new_container)	2572	if (new_container)
2687	{	2573	{
…		…
2691	// TODO: this does not seem to serve any purpose anymore?	2577	// TODO: this does not seem to serve any purpose anymore?
2692	#if 0	2578	#if 0
2693	// insert the "Close Container" object.	2579	// insert the "Close Container" object.
2694	if (archetype *closer = new_container->other_arch)	2580	if (archetype *closer = new_container->other_arch)
2695	{	2581	{
2696	object *closer = arch_to_object (new_container->other_arch);	2582	object *closer = new_container->other_arch->instance ();
2697	closer->flag [FLAG_NO_MAP_SAVE] = 1;	2583	closer->flag [FLAG_NO_MAP_SAVE] = 1;
2698	new_container->insert (closer);	2584	new_container->insert (closer);
2699	}	2585	}
2700	#endif	2586	#endif
2701		2587
2702	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));	2588	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", new_container->query_name ());
2703		2589
		2590	// make sure the container is available, client bug requires this to be separate
		2591	esrv_send_item (this, new_container);
		2592
2704	new_container->flag [FLAG_APPLIED] = 1;	2593	new_container->flag [FLAG_APPLIED] = true;
2705	container = new_container;	2594	container = new_container;
2706		2595
		2596	// client needs flag change
2707	esrv_update_item (UPD_FLAGS, this, new_container);	2597	esrv_update_item (UPD_FLAGS, this, new_container);
2708	esrv_send_inventory (this, new_container);	2598	esrv_send_inventory (this, new_container);
2709	play_sound (sound_find ("chest_open"));	2599	play_sound (sound_find ("chest_open"));
2710	}	2600	}
		2601	// else if (!old_container->env && contr && contr->ns)
		2602	// contr->ns->floorbox_reset ();
2711	}	2603	}
2712		2604
2713	object *	2605	object *
2714	object::force_find (const shstr name)	2606	object::force_find (shstr_tmp name)
2715	{	2607	{
2716	/* cycle through his inventory to look for the MARK we want to	2608	/* cycle through his inventory to look for the MARK we want to
2717	* place	2609	* place
2718	*/	2610	*/
2719	for (object *tmp = inv; tmp; tmp = tmp->below)	2611	for (object *tmp = inv; tmp; tmp = tmp->below)
…		…
2721	return splay (tmp);	2613	return splay (tmp);
2722		2614
2723	return 0;	2615	return 0;
2724	}	2616	}
2725		2617
		2618	//-GPL
		2619
2726	void	2620	void
		2621	object::force_set_timer (int duration)
		2622	{
		2623	this->duration = 1;
		2624	this->speed_left = -1.f;
		2625
		2626	this->set_speed (duration ? 1.f / duration : 0.f);
		2627	}
		2628
		2629	object *
2727	object::force_add (const shstr name, int duration)	2630	object::force_add (shstr_tmp name, int duration)
2728	{	2631	{
2729	if (object *force = force_find (name))	2632	if (object *force = force_find (name))
2730	force->destroy ();	2633	force->destroy ();
2731		2634
2732	object *force = get_archetype (FORCE_NAME);	2635	object *force = get_archetype (FORCE_NAME);
2733		2636
2734	force->slaying = name;	2637	force->slaying = name;
2735	force->stats.food = 1;	2638	force->force_set_timer (duration);
2736	force->speed_left = -1.f;
2737
2738	force->set_speed (duration ? 1.f / duration : 0.f);
2739	force->flag [FLAG_IS_USED_UP] = true;
2740	force->flag [FLAG_APPLIED] = true;	2639	force->flag [FLAG_APPLIED] = true;
2741		2640
2742	insert (force);	2641	return insert (force);
2743	}	2642	}
2744		2643
2745	void	2644	void
2746	object::play_sound (faceidx sound) const	2645	object::play_sound (faceidx sound) const
2747	{	2646	{
2748	if (!sound)	2647	if (!sound)
2749	return;	2648	return;
2750		2649
2751	if (flag [FLAG_REMOVED])	2650	if (is_on_map ())
		2651	map->play_sound (sound, x, y);
		2652	else if (object *pl = in_player ())
		2653	pl->contr->play_sound (sound);
		2654	}
		2655
		2656	void
		2657	object::say_msg (const char *msg) const
		2658	{
		2659	if (is_on_map ())
		2660	map->say_msg (msg, x, y);
		2661	else if (object *pl = in_player ())
		2662	pl->contr->play_sound (sound);
		2663	}
		2664
		2665	void
		2666	object::make_noise ()
		2667	{
		2668	// we do not model noise in the map, so instead put
		2669	// a temporary light into the noise source
		2670	// could use the map instead, but that's less reliable for our
		2671	// goal, which is to make invisibility a bit harder to exploit
		2672
		2673	// currently only works sensibly for players
		2674	if (!is_player ())
2752	return;	2675	return;
2753		2676
2754	if (env)	2677	// find old force, or create new one
2755	{	2678	object *force = force_find (shstr_noise_force);
2756	if (object *pl = in_player ())	2679
2757	pl->contr->play_sound (sound);	2680	if (force)
2758	}	2681	force->speed_left = -1.f; // patch old speed up
2759	else	2682	else
2760	map->play_sound (sound, x, y);	2683	{
2761	}	2684	force = archetype::get (shstr_noise_force);
2762		2685
		2686	force->slaying = shstr_noise_force;
		2687	force->stats.food = 1;
		2688	force->speed_left = -1.f;
		2689
		2690	force->set_speed (1.f / 4.f);
		2691	force->flag [FLAG_IS_USED_UP] = true;
		2692	force->flag [FLAG_APPLIED] = true;
		2693
		2694	insert (force);
		2695	}
		2696	}
		2697
		2698	void object::change_move_type (MoveType mt)
		2699	{
		2700	if (move_type == mt)
		2701	return;
		2702
		2703	if (is_on_map ())
		2704	{
		2705	// we are on the map, so handle move_on/off effects
		2706	remove ();
		2707	move_type = mt;
		2708	map->insert (this, x, y, this);
		2709	}
		2710	else
		2711	move_type = mt;
		2712	}
		2713

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