ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/common/object.C

Comparing deliantra/server/common/object.C (file contents):
Revision 1.192 by root, Fri Oct 12 19:13:25 2007 UTC vs.
Revision 1.317 by root, Fri Apr 2 03:41:24 2010 UTC

1	/*	1	/*
2	* This file is part of Crossfire TRT, the Roguelike Realtime MORPG.	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	*	3	*
4	* Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT 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	* Crossfire TRT 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 <crossfire@schmorp.de>	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 one object has inventory but the other doesn't, not equiv */	316	if (!(ob1->inv && ob2->inv))
260	if ((ob1->inv && !ob2->inv) || (ob2->inv && !ob1->inv))	317	return 0; /* inventories differ in length */
261	return 0;
262		318
263	/* Now check to see if the two inventory objects could merge */	319	if (ob1->inv->below || ob2->inv->below)
		320	return 0; /* more than one object in inv */
		321
264	if (!object::can_merge (ob1->inv, ob2->inv))	322	if (!object::can_merge (ob1->inv, ob2->inv))
265	return 0;	323	return 0; /* inventory objects differ */
266		324
267	/* 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
268	* if it is valid.	326	* if it is valid.
269	*/	327	*/
270	}	328	}
…		…
289	if (ob1->level != ob2->level)	347	if (ob1->level != ob2->level)
290	return 0;	348	return 0;
291	break;	349	break;
292	}	350	}
293		351
294	if (ob1->key_values != NULL || ob2->key_values != NULL)	352	if (ob1->key_values || ob2->key_values)
295	{	353	{
296	/* At least one of these has key_values. */	354	/* At least one of these has key_values. */
297	if ((ob1->key_values == NULL) != (ob2->key_values == NULL))	355	if ((!ob1->key_values) != (!ob2->key_values))
298	/* One has fields, but the other one doesn't. */	356	return 0; /* One has fields, but the other one doesn't. */
299	return 0;	357
300	else if (!compare_ob_value_lists (ob1, ob2))	358	if (!compare_ob_value_lists (ob1, ob2))
301	return 0;	359	return 0;
302	}	360	}
303		361
304	if (ob1->self || ob2->self)	362	if (ob1->self || ob2->self)
305	{	363	{
306	ob1->optimise ();	364	ob1->optimise ();
307	ob2->optimise ();	365	ob2->optimise ();
308		366
309	if (ob1->self || ob2->self)	367	if (ob1->self || ob2->self)
310	{	368	{
311	int k1 = ob1->self ? HvTOTALKEYS (SvRV (ob1->self)) : 0;	369	int k1 = ob1->self ? HvTOTALKEYS (ob1->self) : 0;
312	int k2 = ob2->self ? HvTOTALKEYS (SvRV (ob2->self)) : 0;	370	int k2 = ob2->self ? HvTOTALKEYS (ob2->self) : 0;
313		371
314	if (k1 != k2)	372	if (k1 != k2)
315	return 0;	373	return 0;
		374
316	else if (k1 == 0)	375	if (k1 == 0)
317	return 1;	376	return 1;
		377
318	else if (!cfperl_can_merge (ob1, ob2))	378	if (!cfperl_can_merge (ob1, ob2))
319	return 0;	379	return 0;
320	}	380	}
321	}	381	}
322		382
323	/* Everything passes, must be OK. */	383	/* Everything passes, must be OK. */
324	return 1;	384	return 1;
325	}	385	}
326		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
327	/*	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	/*
328	* sum_weight() is a recursive function which calculates the weight	461	* this is a recursive function which calculates the weight
329	* 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
330	* containers are carrying, and sums it up.	463	* containers are carrying, and sums it up.
331	*/	464	*/
332	long	465	void
333	sum_weight (object *op)	466	object::update_weight ()
334	{	467	{
335	long sum;	468	sint32 sum = 0;
336	object *inv;
337		469
338	for (sum = 0, inv = op->inv; inv; inv = inv->below)	470	for (object *op = inv; op; op = op->below)
339	{	471	{
340	if (inv->inv)	472	if (op->inv)
341	sum_weight (inv);	473	op->update_weight ();
342		474
343	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)
344	}	481	{
345
346	if (op->type == CONTAINER && op->stats.Str)
347	sum = (sum * (100 - op->stats.Str)) / 100;
348
349	if (op->carrying != sum)
350	op->carrying = sum;	482	carrying = sum;
351		483
352	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	}
353	}	488	}
354		489
355	/**	490	/*
356	* Return the outermost environment object for a given object.	491	* Used by: Server DM commands: dumpbelow, dump. Some error messages.
357	*/
358
359	object *
360	object_get_env_recursive (object *op)
361	{
362	while (op->env != NULL)
363	op = op->env;
364	return op;
365	}
366
367	/*
368	* Used by: Crossedit: dump. Server DM commands: dumpbelow, dump.
369	* Some error messages.
370	* The result of the dump is stored in the static global errmsg array.
371	*/	492	*/
372	char *	493	char *
373	dump_object (object *op)	494	dump_object (object *op)
374	{	495	{
375	if (!op)	496	if (!op)
…		…
378	object_freezer freezer;	499	object_freezer freezer;
379	op->write (freezer);	500	op->write (freezer);
380	return freezer.as_string ();	501	return freezer.as_string ();
381	}	502	}
382		503
383	/*	504	char *
384	* get_nearest_part(multi-object, object 2) returns the part of the	505	object::as_string ()
385	* multi-object 1 which is closest to the second object.
386	* If it's not a multi-object, it is returned.
387	*/
388	object *
389	get_nearest_part (object *op, const object *pl)
390	{	506	{
391	object *tmp, *closest;	507	return dump_object (this);
392	int last_dist, i;
393
394	if (op->more == NULL)
395	return op;
396	for (last_dist = distance (op, pl), closest = op, tmp = op->more; tmp != NULL; tmp = tmp->more)
397	if ((i = distance (tmp, pl)) < last_dist)
398	closest = tmp, last_dist = i;
399	return closest;
400	}	508	}
401		509
402	/*	510	/*
403	* 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.
404	*/	513	*/
405	object *	514	object *
406	find_object (tag_t i)	515	find_object (tag_t i)
407	{	516	{
408	for_all_objects (op)	517	for_all_objects (op)
…		…
411		520
412	return 0;	521	return 0;
413	}	522	}
414		523
415	/*	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	/*
416	* 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.
417	* Used only by the patch command, but not all that useful.	541	* Used only by the patch command, but not all that useful.
418	* Enables features like "patch <name-of-other-player> food 999"	542	* Enables features like "patch <name-of-other-player> food 999"
419	*/	543	*/
420	object *	544	object *
421	find_object_name (const char *str)	545	find_object_name (const char *str)
422	{	546	{
423	shstr_cmp str_ (str);	547	shstr_cmp str_ (str);
424	object *op;
425		548
		549	if (str_)
426	for_all_objects (op)	550	for_all_objects (op)
427	if (op->name == str_)	551	if (op->name == str_)
428	break;	552	return op;
429		553
430	return op;	554	return 0;
431	}
432
433	void
434	free_all_object_data ()
435	{
436	LOG (llevDebug, "%d allocated objects\n", nrofallocobjects);
437	}	555	}
438		556
439	/*	557	/*
440	* 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
441	* skill and experience objects.	559	* skill and experience objects.
…		…
447	// allow objects which own objects	565	// allow objects which own objects
448	if (owner)	566	if (owner)
449	while (owner->owner)	567	while (owner->owner)
450	owner = owner->owner;	568	owner = owner->owner;
451		569
		570	if (flag [FLAG_FREED])
		571	{
		572	LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ());
		573	return;
		574	}
		575
452	this->owner = owner;	576	this->owner = owner;
453	}	577	}
454		578
455	int	579	int
456	object::slottype () const	580	object::slottype () const
…		…
473	object::change_weapon (object *ob)	597	object::change_weapon (object *ob)
474	{	598	{
475	if (current_weapon == ob)	599	if (current_weapon == ob)
476	return true;	600	return true;
477		601
478	if (chosen_skill)	602	if (current_weapon && current_weapon->flag [FLAG_APPLIED])
479	chosen_skill->flag [FLAG_APPLIED] = false;
480
481	current_weapon = ob;
482	chosen_skill = !ob || ob->type == SKILL ? ob : find_skill_by_name (this, ob->skill);
483
484	if (chosen_skill)
485	chosen_skill->flag [FLAG_APPLIED] = true;
486
487	update_stats ();
488
489	if (ob)
490	{
491	// now check wether any body locations became invalid, in which case
492	// we cannot apply the weapon at the moment.
493	for (int i = 0; i < NUM_BODY_LOCATIONS; ++i)
494	if (slot[i].used < 0)
495	{
496	current_weapon = chosen_skill = 0;
497	update_stats ();
498
499	new_draw_info_format (NDI_UNIQUE, 0, this,
500	"You try to balance all your items at once, "
501	"but the %s is just too much for your body. "
502	"[You need to unapply some items first.]", &ob->name);
503	return false;
504	}
505
506	//new_draw_info_format (NDI_UNIQUE, 0, this, "You switch to your %s.", &ob->name);
507	}	603	{
508	else	604	manual_apply (this, current_weapon, AP_UNAPPLY);
509	;//new_draw_info_format (NDI_UNIQUE, 0, this, "You unwield your weapons.");
510		605
511	if (ob && !ob->flag [FLAG_APPLIED] && ob->type != SPELL)	606	if (current_weapon && !current_weapon->flag [FLAG_APPLIED])//D
512	{	607	LOG (llevError, "FATAL: did not clear current_weapon (%s)\n", current_weapon->debug_desc ());
513	LOG (llevError | logBacktrace, "%s changed to unapplied weapon %s",	608
514	&name, ob->debug_desc ());	609	if (current_weapon && current_weapon->flag [FLAG_APPLIED])
515	return false;	610	return false;
		611	}
		612
		613	current_weapon = 0;
		614
		615	if (ob && !ob->flag [FLAG_APPLIED])
		616	{
		617	manual_apply (this, ob, AP_APPLY);
		618
		619	if (ob->flag [FLAG_APPLIED])
		620	current_weapon = ob;
		621	else
		622	return false;
516	}	623	}
517		624
518	return true;	625	return true;
519	}	626	}
520		627
…		…
533	}	640	}
534		641
535	op->key_values = 0;	642	op->key_values = 0;
536	}	643	}
537		644
538	object &	645	/*
539	object::operator =(const object &src)	646	* copy_to first frees everything allocated by the dst object,
		647	* and then copies the contents of itself into the second
		648	* object, allocating what needs to be allocated. Basically, any
		649	* data that is malloc'd needs to be re-malloc/copied. Otherwise,
		650	* if the first object is freed, the pointers in the new object
		651	* will point at garbage.
		652	*/
		653	void
		654	object::copy_to (object *dst)
540	{	655	{
541	bool is_freed = flag [FLAG_FREED];	656	dst->remove ();
542	bool is_removed = flag [FLAG_REMOVED];
543
544	*(object_copy *)this = src;	657	*(object_copy *)dst = *this;
545
546	flag [FLAG_FREED] = is_freed;
547	flag [FLAG_REMOVED] = is_removed;	658	dst->flag [FLAG_REMOVED] = true;
548		659
549	/* Copy over key_values, if any. */	660	/* Copy over key_values, if any. */
550	if (src.key_values)	661	if (key_values)
551	{	662	{
552	key_value *tail = 0;	663	key_value *tail = 0;
553	key_values = 0;	664	dst->key_values = 0;
554		665
555	for (key_value *i = src.key_values; i; i = i->next)	666	for (key_value *i = key_values; i; i = i->next)
556	{	667	{
557	key_value *new_link = new key_value;	668	key_value *new_link = new key_value;
558		669
559	new_link->next = 0;	670	new_link->next = 0;
560	new_link->key = i->key;	671	new_link->key = i->key;
561	new_link->value = i->value;	672	new_link->value = i->value;
562		673
563	/* Try and be clever here, too. */	674	/* Try and be clever here, too. */
564	if (!key_values)	675	if (!dst->key_values)
565	{	676	{
566	key_values = new_link;	677	dst->key_values = new_link;
567	tail = new_link;	678	tail = new_link;
568	}	679	}
569	else	680	else
570	{	681	{
571	tail->next = new_link;	682	tail->next = new_link;
572	tail = new_link;	683	tail = new_link;
573	}	684	}
574	}	685	}
575	}	686	}
576	}
577		687
578	/*	688	dst->activate ();
579	* copy_to first frees everything allocated by the dst object,
580	* and then copies the contents of itself into the second
581	* object, allocating what needs to be allocated. Basically, any
582	* data that is malloc'd needs to be re-malloc/copied. Otherwise,
583	* if the first object is freed, the pointers in the new object
584	* will point at garbage.
585	*/
586	void
587	object::copy_to (object *dst)
588	{
589	*dst = *this;
590
591	if (speed < 0)
592	dst->speed_left -= rndm ();
593
594	dst->set_speed (dst->speed);
595	}	689	}
596		690
597	void	691	void
598	object::instantiate ()	692	object::instantiate ()
599	{	693	{
600	if (!uuid.seq) // HACK	694	if (!uuid.seq) // HACK
601	uuid = gen_uuid ();	695	uuid = UUID::gen ();
602		696
		697	// TODO: unclean state changes, should nt be done in copy_to AND instantiate
		698	if (flag [FLAG_RANDOM_SPEED] && speed)
		699	speed_left = - speed - rndm (); // TODO animation
		700	else
603	speed_left = -0.1f;	701	speed_left = -1.;
		702
604	/* copy the body_info to the body_used - this is only really	703	/* copy the body_info to the body_used - this is only really
605	* need for monsters, but doesn't hurt to do it for everything.	704	* need for monsters, but doesn't hurt to do it for everything.
606	* by doing so, when a monster is created, it has good starting	705	* by doing so, when a monster is created, it has good starting
607	* values for the body_used info, so when items are created	706	* values for the body_used info, so when items are created
608	* for it, they can be properly equipped.	707	* for it, they can be properly equipped.
…		…
616	object *	715	object *
617	object::clone ()	716	object::clone ()
618	{	717	{
619	object *neu = create ();	718	object *neu = create ();
620	copy_to (neu);	719	copy_to (neu);
		720
		721	// TODO: unclean state changes, should not be done in clone AND instantiate
		722	if (neu->flag [FLAG_RANDOM_SPEED] && neu->speed)
		723	neu->speed_left = - neu->speed - rndm (); // TODO animation
		724
		725	neu->map = map; // not copied by copy_to
621	return neu;	726	return neu;
622	}	727	}
623		728
624	/*	729	/*
625	* If an object with the IS_TURNABLE() flag needs to be turned due	730	* If an object with the IS_TURNABLE() flag needs to be turned due
…		…
642	* This function needs to be called whenever the speed of an object changes.	747	* This function needs to be called whenever the speed of an object changes.
643	*/	748	*/
644	void	749	void
645	object::set_speed (float speed)	750	object::set_speed (float speed)
646	{	751	{
647	if (flag [FLAG_FREED] && speed)
648	{
649	LOG (llevError, "Object %s is freed but has speed.\n", &name);
650	speed = 0;
651	}
652
653	this->speed = speed;	752	this->speed = speed;
654		753
655	if (has_active_speed ())	754	if (has_active_speed ())
656	activate ();	755	activate ();
657	else	756	else
…		…
676	* UP_OBJ_FACE: only the objects face has changed.	775	* UP_OBJ_FACE: only the objects face has changed.
677	*/	776	*/
678	void	777	void
679	update_object (object *op, int action)	778	update_object (object *op, int action)
680	{	779	{
681	if (op == NULL)	780	if (!op)
682	{	781	{
683	/* this should never happen */	782	/* this should never happen */
684	LOG (llevDebug, "update_object() called for NULL object.\n");	783	LOG (llevError | logBacktrace, "update_object() called for NULL object.\n");
685	return;	784	return;
686	}	785	}
687		786
688	if (op->env)	787	if (!op->is_on_map ())
689	{	788	{
690	/* Animation is currently handled by client, so nothing	789	/* Animation is currently handled by client, so nothing
691	* to do in this case.	790	* to do in this case.
692	*/	791	*/
693	return;	792	return;
694	}	793	}
695
696	/* If the map is saving, don't do anything as everything is
697	* going to get freed anyways.
698	*/
699	if (!op->map || op->map->in_memory == MAP_SAVING)
700	return;
701		794
702	/* make sure the object is within map boundaries */	795	/* make sure the object is within map boundaries */
703	if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height)	796	if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height)
704	{	797	{
705	LOG (llevError, "update_object() called for object out of map!\n");	798	LOG (llevError, "update_object() called for object out of map!\n");
…		…
713		806
714	if (!(m.flags_ & P_UPTODATE))	807	if (!(m.flags_ & P_UPTODATE))
715	/* nop */;	808	/* nop */;
716	else if (action == UP_OBJ_INSERT)	809	else if (action == UP_OBJ_INSERT)
717	{	810	{
		811	#if 0
718	// this is likely overkill, TODO: revisit (schmorp)	812	// this is likely overkill, TODO: revisit (schmorp)
719	if ((QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(m.flags_ & P_BLOCKSVIEW))	813	if ((QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(m.flags_ & P_BLOCKSVIEW))
720	|| (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(m.flags_ & P_NO_MAGIC))	814	|| (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(m.flags_ & P_NO_MAGIC))
721	|| (op->type == PLAYER && !(m.flags_ & P_PLAYER))	815	|| (op->is_player () && !(m.flags_ & P_PLAYER))
722	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))	816	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))
723	|| (QUERY_FLAG (op, FLAG_ALIVE) && !(m.flags_ & P_IS_ALIVE))	817	|| (QUERY_FLAG (op, FLAG_ALIVE) && !(m.flags_ & P_IS_ALIVE))
724	|| (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC))	818	|| (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC))
725	|| (m.move_on | op->move_on ) != m.move_on	819	|| (m.move_on | op->move_on ) != m.move_on
726	|| (m.move_off | op->move_off ) != m.move_off	820	|| (m.move_off | op->move_off ) != m.move_off
727	|| (m.move_slow | op->move_slow) != m.move_slow	821	|| (m.move_slow | op->move_slow) != m.move_slow
728	/* This isn't perfect, but I don't expect a lot of objects to	822	/* This isn't perfect, but I don't expect a lot of objects to
729	* to have move_allow right now.	823	* have move_allow right now.
730	*/	824	*/
731	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block	825	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block
		826	m.invalidate ();
		827	#else
732	|| 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp)	828	// the above is not strong enough a test to skip updating. los maybe? TODO (schmorp)
733	m.flags_ = 0;	829	m.invalidate ();
		830	#endif
734	}	831	}
735	/* if the object is being removed, we can't make intelligent	832	/* if the object is being removed, we can't make intelligent
736	* decisions, because remove_ob can't really pass the object	833	* decisions, because remove_ob can't really pass the object
737	* that is being removed.	834	* that is being removed.
738	*/	835	*/
739	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)	836	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)
740	m.flags_ = 0;	837	m.invalidate ();
741	else if (action == UP_OBJ_FACE)	838	else if (action == UP_OBJ_FACE)
742	/* Nothing to do for that case */ ;	839	/* Nothing to do for that case */ ;
743	else	840	else
744	LOG (llevError, "update_object called with invalid action: %d\n", action);	841	LOG (llevError, "update_object called with invalid action: %d\n", action);
745		842
…		…
749		846
750	object::object ()	847	object::object ()
751	{	848	{
752	SET_FLAG (this, FLAG_REMOVED);	849	SET_FLAG (this, FLAG_REMOVED);
753		850
754	expmul = 1.0;	851	//expmul = 1.0; declared const for the time being
755	face = blank_face;	852	face = blank_face;
		853	material = MATERIAL_NULL;
756	}	854	}
757		855
758	object::~object ()	856	object::~object ()
759	{	857	{
760	unlink ();	858	unlink ();
…		…
765	static int object_count;	863	static int object_count;
766		864
767	void object::link ()	865	void object::link ()
768	{	866	{
769	assert (!index);//D	867	assert (!index);//D
770	uuid = gen_uuid ();	868	uuid = UUID::gen ();
771	count = ++object_count;	869	count = ++object_count;
772		870
773	refcnt_inc ();	871	refcnt_inc ();
774	objects.insert (this);	872	objects.insert (this);
775	}	873	}
…		…
789	/* If already on active list, don't do anything */	887	/* If already on active list, don't do anything */
790	if (active)	888	if (active)
791	return;	889	return;
792		890
793	if (has_active_speed ())	891	if (has_active_speed ())
		892	{
		893	if (flag [FLAG_FREED])
		894	LOG (llevError | logBacktrace, "BUG: tried to activate freed object %s\n", debug_desc ());//D
		895
794	actives.insert (this);	896	actives.insert (this);
		897	}
795	}	898	}
796		899
797	void	900	void
798	object::activate_recursive ()	901	object::activate_recursive ()
799	{	902	{
…		…
848	object::destroy_inv (bool drop_to_ground)	951	object::destroy_inv (bool drop_to_ground)
849	{	952	{
850	// need to check first, because the checks below might segfault	953	// need to check first, because the checks below might segfault
851	// as we might be on an invalid mapspace and crossfire code	954	// as we might be on an invalid mapspace and crossfire code
852	// is too buggy to ensure that the inventory is empty.	955	// is too buggy to ensure that the inventory is empty.
853	// corollary: if you create arrows etc. with stuff in tis inventory,	956	// corollary: if you create arrows etc. with stuff in its inventory,
854	// cf will crash below with off-map x and y	957	// cf will crash below with off-map x and y
855	if (!inv)	958	if (!inv)
856	return;	959	return;
857		960
858	/* Only if the space blocks everything do we not process -	961	/* Only if the space blocks everything do we not process -
859	* if some form of movement is allowed, let objects	962	* if some form of movement is allowed, let objects
860	* drop on that space.	963	* drop on that space.
861	*/	964	*/
862	if (!drop_to_ground	965	if (!drop_to_ground
863	|| !map	966	|| !map
864	|| map->in_memory != MAP_IN_MEMORY	967	|| map->in_memory != MAP_ACTIVE
865	|| map->nodrop	968	|| map->no_drop
866	|| ms ().move_block == MOVE_ALL)	969	|| ms ().move_block == MOVE_ALL)
867	{	970	{
868	while (inv)	971	while (inv)
869	{
870	inv->destroy_inv (drop_to_ground);
871	inv->destroy ();	972	inv->destroy ();
872	}
873	}	973	}
874	else	974	else
875	{ /* Put objects in inventory onto this space */	975	{ /* Put objects in inventory onto this space */
876	while (inv)	976	while (inv)
877	{	977	{
…		…
895	object *op = new object;	995	object *op = new object;
896	op->link ();	996	op->link ();
897	return op;	997	return op;
898	}	998	}
899		999
		1000	static struct freed_map : maptile
		1001	{
		1002	freed_map ()
		1003	{
		1004	path = "<freed objects map>";
		1005	name = "/internal/freed_objects_map";
		1006	width = 3;
		1007	height = 3;
		1008	no_drop = 1;
		1009	no_reset = 1;
		1010
		1011	alloc ();
		1012	in_memory = MAP_ACTIVE;
		1013	}
		1014
		1015	~freed_map ()
		1016	{
		1017	destroy ();
		1018	}
		1019	} freed_map; // freed objects are moved here to avoid crashes
		1020
900	void	1021	void
901	object::do_destroy ()	1022	object::do_destroy ()
902	{	1023	{
903	attachable::do_destroy ();
904
905	if (flag [FLAG_IS_LINKED])	1024	if (flag [FLAG_IS_LINKED])
906	remove_button_link (this);	1025	remove_link ();
907		1026
908	if (flag [FLAG_FRIENDLY])	1027	if (flag [FLAG_FRIENDLY])
909	remove_friendly_object (this);	1028	remove_friendly_object (this);
910		1029
911	if (!flag [FLAG_REMOVED])
912	remove ();	1030	remove ();
913		1031
914	destroy_inv (true);	1032	attachable::do_destroy ();
915		1033
916	deactivate ();	1034	deactivate ();
917	unlink ();	1035	unlink ();
918		1036
919	flag [FLAG_FREED] = 1;	1037	flag [FLAG_FREED] = 1;
920		1038
921	// hack to ensure that freed objects still have a valid map	1039	// hack to ensure that freed objects still have a valid map
922	{
923	static maptile *freed_map; // freed objects are moved here to avoid crashes
924
925	if (!freed_map)
926	{
927	freed_map = new maptile;
928
929	freed_map->path = "<freed objects map>";
930	freed_map->name = "/internal/freed_objects_map";
931	freed_map->width = 3;
932	freed_map->height = 3;
933
934	freed_map->alloc ();
935	freed_map->in_memory = MAP_IN_MEMORY;
936	}
937
938	map = freed_map;	1040	map = &freed_map;
939	x = 1;	1041	x = 1;
940	y = 1;	1042	y = 1;
941	}
942		1043
943	if (more)	1044	if (more)
944	{	1045	{
945	more->destroy ();	1046	more->destroy ();
946	more = 0;	1047	more = 0;
…		…
954	attacked_by = 0;	1055	attacked_by = 0;
955	current_weapon = 0;	1056	current_weapon = 0;
956	}	1057	}
957		1058
958	void	1059	void
959	object::destroy (bool destroy_inventory)	1060	object::destroy ()
960	{	1061	{
961	if (destroyed ())	1062	if (destroyed ())
962	return;	1063	return;
963		1064
964	if (destroy_inventory)	1065	if (!is_head () && !head->destroyed ())
		1066	{
		1067	LOG (llevError | logBacktrace, "tried to destroy the tail of an object");
		1068	head->destroy ();
		1069	return;
		1070	}
		1071
965	destroy_inv (false);	1072	destroy_inv (false);
966		1073
967	if (is_head ())	1074	if (is_head ())
968	if (sound_destroy)	1075	if (sound_destroy)
969	play_sound (sound_destroy);	1076	play_sound (sound_destroy);
970	else if (flag [FLAG_MONSTER])	1077	else if (flag [FLAG_MONSTER])
971	play_sound (sound_find ("monster_destroy")); // quick hack, too lazy to create a generic mechanism	1078	play_sound (sound_find ("monster_destroy")); // quick hack, too lazy to create a generic mechanism
972		1079
973	attachable::destroy ();	1080	attachable::destroy ();
974	}
975
976	/*
977	* sub_weight() recursively (outwards) subtracts a number from the
978	* weight of an object (and what is carried by it's environment(s)).
979	*/
980	void
981	sub_weight (object *op, signed long weight)
982	{
983	while (op != NULL)
984	{
985	if (op->type == CONTAINER)
986	weight = (signed long) (weight * (100 - op->stats.Str) / 100);
987
988	op->carrying -= weight;
989	op = op->env;
990	}
991	}	1081	}
992		1082
993	/* op->remove ():	1083	/* op->remove ():
994	* This function removes the object op from the linked list of objects	1084	* This function removes the object op from the linked list of objects
995	* which it is currently tied to. When this function is done, the	1085	* which it is currently tied to. When this function is done, the
…		…
998	* the previous environment.	1088	* the previous environment.
999	*/	1089	*/
1000	void	1090	void
1001	object::do_remove ()	1091	object::do_remove ()
1002	{	1092	{
1003	object *tmp, *last = 0;	1093	if (flag [FLAG_REMOVED])
1004	object *otmp;
1005
1006	if (QUERY_FLAG (this, FLAG_REMOVED))
1007	return;	1094	return;
1008		1095
1009	SET_FLAG (this, FLAG_REMOVED);
1010	INVOKE_OBJECT (REMOVE, this);	1096	INVOKE_OBJECT (REMOVE, this);
		1097
		1098	flag [FLAG_REMOVED] = true;
1011		1099
1012	if (more)	1100	if (more)
1013	more->remove ();	1101	more->remove ();
1014		1102
1015	/*	1103	/*
1016	* In this case, the object to be removed is in someones	1104	* In this case, the object to be removed is in someones
1017	* inventory.	1105	* inventory.
1018	*/	1106	*/
1019	if (env)	1107	if (env)
1020	{	1108	{
1021	if (nrof)	1109	flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed
1022	sub_weight (env, weight * nrof);	1110	if (object *pl = visible_to ())
1023	else	1111	esrv_del_item (pl->contr, count);
1024	sub_weight (env, weight + carrying);	1112	flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed
1025		1113
1026	/* NO_FIX_PLAYER is set when a great many changes are being	1114	adjust_weight (env, -total_weight ());
1027	* made to players inventory. If set, avoiding the call
1028	* to save cpu time.
1029	*/
1030	if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1031	otmp->update_stats ();
1032		1115
1033	if (above)	1116	object *pl = in_player ();
1034	above->below = below;
1035	else
1036	env->inv = below;
1037
1038	if (below)
1039	below->above = above;
1040		1117
1041	/* we set up values so that it could be inserted into	1118	/* we set up values so that it could be inserted into
1042	* the map, but we don't actually do that - it is up	1119	* the map, but we don't actually do that - it is up
1043	* to the caller to decide what we want to do.	1120	* to the caller to decide what we want to do.
1044	*/	1121	*/
1045	x = env->x, y = env->y;
1046	map = env->map;	1122	map = env->map;
1047	above = 0, below = 0;	1123	x = env->x;
		1124	y = env->y;
		1125
		1126	// make sure cmov optimisation is applicable
		1127	*(above ? &above->below : &env->inv) = below;
		1128	*(below ? &below->above : &above ) = above; // &above is just a dummy
		1129
		1130	above = 0;
		1131	below = 0;
1048	env = 0;	1132	env = 0;
		1133
		1134	if (pl && pl->is_player ())
		1135	{
		1136	if (expect_false (pl->contr->combat_ob == this))
		1137	{
		1138	pl->apply (pl->contr->combat_ob, AP_UNAPPLY);
		1139	pl->contr->combat_ob = 0;
		1140	if (pl->contr->ranged_ob) pl->apply (pl->contr->ranged_ob);
		1141	}
		1142
		1143	if (expect_false (pl->contr->ranged_ob == this))
		1144	{
		1145	pl->apply (pl->contr->ranged_ob, AP_UNAPPLY);
		1146	pl->contr->ranged_ob = 0;
		1147	if (pl->contr->combat_ob) pl->apply (pl->contr->combat_ob);
		1148	}
		1149
		1150	pl->contr->queue_stats_update ();
		1151
		1152	if (expect_false (glow_radius) && pl->is_on_map ())
		1153	update_all_los (pl->map, pl->x, pl->y);
		1154	}
1049	}	1155	}
1050	else if (map)	1156	else if (map)
1051	{	1157	{
1052	if (type == PLAYER)
1053	{
1054	// leaving a spot always closes any open container on the ground
1055	if (container && !container->env)
1056	// this causes spurious floorbox updates, but it ensures
1057	// that the CLOSE event is being sent.
1058	close_container ();
1059
1060	--map->players;
1061	map->touch ();
1062	}
1063
1064	map->dirty = true;	1158	map->dirty = true;
1065	mapspace &ms = this->ms ();	1159	mapspace &ms = this->ms ();
1066		1160
		1161	if (object *pl = ms.player ())
		1162	{
		1163	if (is_player ())
		1164	{
		1165	if (!flag [FLAG_WIZPASS])
		1166	ms.smell = ++mapspace::smellcount; // remember the smell of the player
		1167
		1168	// leaving a spot always closes any open container on the ground
		1169	if (container && !container->env)
		1170	// this causes spurious floorbox updates, but it ensures
		1171	// that the CLOSE event is being sent.
		1172	close_container ();
		1173
		1174	--map->players;
		1175	map->touch ();
		1176	}
		1177	else if (pl->container_ () == this)
		1178	{
		1179	// removing a container should close it
		1180	close_container ();
		1181	}
		1182
		1183	esrv_del_item (pl->contr, count);
		1184	}
		1185
1067	/* link the object above us */	1186	/* link the object above us */
1068	if (above)	1187	// re-link, make sure compiler can easily use cmove
1069	above->below = below;	1188	*(above ? &above->below : &ms.top) = below;
1070	else	1189	*(below ? &below->above : &ms.bot) = above;
1071	ms.top = below; /* we were top, set new top */
1072
1073	/* Relink the object below us, if there is one */
1074	if (below)
1075	below->above = above;
1076	else
1077	{
1078	/* Nothing below, which means we need to relink map object for this space
1079	* use translated coordinates in case some oddness with map tiling is
1080	* evident
1081	*/
1082	if (GET_MAP_OB (map, x, y) != this)
1083	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 ());
1084
1085	ms.bot = above; /* goes on above it. */
1086	}
1087		1190
1088	above = 0;	1191	above = 0;
1089	below = 0;	1192	below = 0;
1090		1193
		1194	ms.invalidate ();
		1195
1091	if (map->in_memory == MAP_SAVING)	1196	if (map->in_memory == MAP_SAVING)
1092	return;	1197	return;
1093		1198
1094	int check_walk_off = !flag [FLAG_NO_APPLY];	1199	int check_walk_off = !flag [FLAG_NO_APPLY];
1095		1200
1096	if (object *pl = ms.player ())	1201	if (object *pl = ms.player ())
1097	{	1202	{
1098	if (pl->container == this)	1203	if (pl->container_ () == this)
1099	/* If a container that the player is currently using somehow gets	1204	/* If a container that the player is currently using somehow gets
1100	* removed (most likely destroyed), update the player view	1205	* removed (most likely destroyed), update the player view
1101	* appropriately.	1206	* appropriately.
1102	*/	1207	*/
1103	pl->close_container ();	1208	pl->close_container ();
1104		1209
		1210	//TODO: the floorbox prev/next might need updating
		1211	//esrv_del_item (pl->contr, count);
		1212	//TODO: update floorbox to preserve ordering
		1213	if (pl->contr->ns)
1105	pl->contr->ns->floorbox_update ();	1214	pl->contr->ns->floorbox_update ();
1106	}	1215	}
1107		1216
		1217	if (check_walk_off)
1108	for (tmp = ms.bot; tmp; tmp = tmp->above)	1218	for (object *above, *tmp = ms.bot; tmp; tmp = above)
1109	{	1219	{
		1220	above = tmp->above;
		1221
1110	/* No point updating the players look faces if he is the object	1222	/* No point updating the players look faces if he is the object
1111	* being removed.	1223	* being removed.
1112	*/	1224	*/
1113		1225
1114	/* See if object moving off should effect something */	1226	/* See if object moving off should effect something */
1115	if (check_walk_off
1116	&& ((move_type & tmp->move_off)	1227	if ((move_type & tmp->move_off)
1117	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))	1228	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0)
1118	{
1119	move_apply (tmp, this, 0);	1229	move_apply (tmp, this, 0);
1120
1121	if (destroyed ())
1122	LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1123	}	1230	}
1124		1231
1125	last = tmp;	1232	if (affects_los ())
1126	}
1127
1128	/* last == NULL if there are no objects on this space */
1129	//TODO: this makes little sense, why only update the topmost object?
1130	if (!last)
1131	map->at (x, y).flags_ = 0;
1132	else
1133	update_object (last, UP_OBJ_REMOVE);
1134
1135	if (flag [FLAG_BLOCKSVIEW] || glow_radius)
1136	update_all_los (map, x, y);	1233	update_all_los (map, x, y);
1137	}	1234	}
1138	}	1235	}
1139		1236
1140	/*	1237	/*
…		…
1149	merge_ob (object *op, object *top)	1246	merge_ob (object *op, object *top)
1150	{	1247	{
1151	if (!op->nrof)	1248	if (!op->nrof)
1152	return 0;	1249	return 0;
1153		1250
1154	if (top)	1251	if (!top)
1155	for (top = op; top && top->above; top = top->above)	1252	for (top = op; top && top->above; top = top->above)
1156	;	1253	;
1157		1254
1158	for (; top; top = top->below)	1255	for (; top; top = top->below)
1159	{
1160	if (top == op)
1161	continue;
1162
1163	if (object::can_merge (op, top))	1256	if (object::can_merge (op, top))
1164	{	1257	{
1165	top->nrof += op->nrof;	1258	top->nrof += op->nrof;
1166		1259
1167	/* CLEAR_FLAG(top,FLAG_STARTEQUIP);*/	1260	if (object *pl = top->visible_to ())
1168	op->weight = 0; /* Don't want any adjustements now */	1261	esrv_update_item (UPD_NROF, pl, top);
		1262
		1263	op->weight = 0; // cancel the addition above
		1264	op->carrying = 0; // must be 0 already
		1265
1169	op->destroy ();	1266	op->destroy ();
		1267
1170	return top;	1268	return top;
1171	}	1269	}
1172	}
1173		1270
1174	return 0;	1271	return 0;
1175	}	1272	}
1176		1273
1177	void	1274	void
…		…
1182		1279
1183	object *prev = this;	1280	object *prev = this;
1184		1281
1185	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)	1282	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)
1186	{	1283	{
1187	object *op = arch_to_object (at);	1284	object *op = at->instance ();
1188		1285
1189	op->name = name;	1286	op->name = name;
1190	op->name_pl = name_pl;	1287	op->name_pl = name_pl;
1191	op->title = title;	1288	op->title = title;
1192		1289
…		…
1202	* job preparing multi-part monsters.	1299	* job preparing multi-part monsters.
1203	*/	1300	*/
1204	object *	1301	object *
1205	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)	1302	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1206	{	1303	{
		1304	op->remove ();
		1305
1207	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)	1306	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)
1208	{	1307	{
1209	tmp->x = x + tmp->arch->x;	1308	tmp->x = x + tmp->arch->x;
1210	tmp->y = y + tmp->arch->y;	1309	tmp->y = y + tmp->arch->y;
1211	}	1310	}
…		…
1228	* Passing 0 for flag gives proper default values, so flag really only needs	1327	* Passing 0 for flag gives proper default values, so flag really only needs
1229	* to be set if special handling is needed.	1328	* to be set if special handling is needed.
1230	*	1329	*
1231	* Return value:	1330	* Return value:
1232	* new object if 'op' was merged with other object	1331	* new object if 'op' was merged with other object
1233	* NULL if 'op' was destroyed	1332	* NULL if there was an error (destroyed, blocked etc.)
1234	* just 'op' otherwise	1333	* just 'op' otherwise
1235	*/	1334	*/
1236	object *	1335	object *
1237	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)	1336	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1238	{	1337	{
1239	assert (!op->flag [FLAG_FREED]);
1240
1241	object *top, *floor = NULL;
1242
1243	op->remove ();	1338	op->remove ();
		1339
		1340	if (m == &freed_map)//D TODO: remove soon
		1341	{//D
		1342	LOG (llevError | logBacktrace, "tries to insret object on freed objects map: %s", op->debug_desc ());//D
		1343	}//D
1244		1344
1245	/* Ideally, the caller figures this out. However, it complicates a lot	1345	/* Ideally, the caller figures this out. However, it complicates a lot
1246	* of areas of callers (eg, anything that uses find_free_spot would now	1346	* of areas of callers (eg, anything that uses find_free_spot would now
1247	* need extra work	1347	* need extra work
1248	*/	1348	*/
		1349	maptile *newmap = m;
1249	if (!xy_normalise (m, op->x, op->y))	1350	if (!xy_normalise (newmap, op->x, op->y))
1250	{	1351	{
1251	op->destroy ();	1352	op->head_ ()->destroy ();// remove head_ once all tail object destroyers found
1252	return 0;	1353	return 0;
1253	}	1354	}
1254		1355
1255	if (object *more = op->more)	1356	if (object *more = op->more)
1256	if (!insert_ob_in_map (more, m, originator, flag))	1357	if (!insert_ob_in_map (more, m, originator, flag))
1257	return 0;	1358	return 0;
1258		1359
1259	CLEAR_FLAG (op, FLAG_REMOVED);	1360	op->flag [FLAG_REMOVED] = false;
1260		1361	op->env = 0;
1261	op->map = m;	1362	op->map = newmap;
		1363
1262	mapspace &ms = op->ms ();	1364	mapspace &ms = op->ms ();
1263		1365
1264	/* this has to be done after we translate the coordinates.	1366	/* this has to be done after we translate the coordinates.
1265	*/	1367	*/
1266	if (op->nrof && !(flag & INS_NO_MERGE))	1368	if (op->nrof && !(flag & INS_NO_MERGE))
1267	for (object *tmp = ms.bot; tmp; tmp = tmp->above)	1369	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1268	if (object::can_merge (op, tmp))	1370	if (object::can_merge (op, tmp))
1269	{	1371	{
		1372	// TODO: we actually want to update tmp, not op,
		1373	// but some caller surely breaks when we return tmp
		1374	// from here :/
1270	op->nrof += tmp->nrof;	1375	op->nrof += tmp->nrof;
1271	tmp->destroy ();	1376	tmp->destroy ();
1272	}	1377	}
1273		1378
1274	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */	1379	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
…		…
1283	{	1388	{
1284	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");	1389	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");
1285	abort ();	1390	abort ();
1286	}	1391	}
1287		1392
		1393	if (!originator->is_on_map ())
		1394	{
		1395	LOG (llevError, "insert_ob_in_map(%s) called with INS_BELOW_ORIGINATOR when originator '%s' not on map",
		1396	op->debug_desc (), originator->debug_desc ());
		1397	abort ();
		1398	}
		1399
1288	op->above = originator;	1400	op->above = originator;
1289	op->below = originator->below;	1401	op->below = originator->below;
1290
1291	if (op->below)
1292	op->below->above = op;
1293	else
1294	ms.bot = op;
1295
1296	/* since *below* originator, no need to update top */
1297	originator->below = op;	1402	originator->below = op;
		1403
		1404	*(op->below ? &op->below->above : &ms.bot) = op;
1298	}	1405	}
1299	else	1406	else
1300	{	1407	{
1301	top = ms.bot;	1408	object *floor = 0;
		1409	object *top = ms.top;
1302		1410
1303	/* If there are other objects, then */	1411	/* If there are other objects, then */
1304	if (top)	1412	if (top)
1305	{	1413	{
1306	object *last = 0;
1307
1308	/*	1414	/*
1309	* If there are multiple objects on this space, we do some trickier handling.	1415	* If there are multiple objects on this space, we do some trickier handling.
1310	* We've already dealt with merging if appropriate.	1416	* We've already dealt with merging if appropriate.
1311	* Generally, we want to put the new object on top. But if	1417	* Generally, we want to put the new object on top. But if
1312	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last	1418	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last
…		…
1315	* once we get to them. This reduces the need to traverse over all of	1421	* once we get to them. This reduces the need to traverse over all of
1316	* them when adding another one - this saves quite a bit of cpu time	1422	* them when adding another one - this saves quite a bit of cpu time
1317	* when lots of spells are cast in one area. Currently, it is presumed	1423	* when lots of spells are cast in one area. Currently, it is presumed
1318	* that flying non pickable objects are spell objects.	1424	* that flying non pickable objects are spell objects.
1319	*/	1425	*/
1320	for (top = ms.bot; top; top = top->above)	1426	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1321	{	1427	{
1322	if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))	1428	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) || QUERY_FLAG (tmp, FLAG_OVERLAY_FLOOR))
1323	floor = top;	1429	floor = tmp;
1324		1430
1325	if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))	1431	if (QUERY_FLAG (tmp, FLAG_NO_PICK) && (tmp->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (tmp, FLAG_IS_FLOOR))
1326	{	1432	{
1327	/* We insert above top, so we want this object below this */	1433	/* We insert above top, so we want this object below this */
1328	top = top->below;	1434	top = tmp->below;
1329	break;	1435	break;
1330	}	1436	}
1331		1437
1332	last = top;	1438	top = tmp;
1333	}	1439	}
1334
1335	/* Don't want top to be NULL, so set it to the last valid object */
1336	top = last;
1337		1440
1338	/* We let update_position deal with figuring out what the space	1441	/* We let update_position deal with figuring out what the space
1339	* looks like instead of lots of conditions here.	1442	* looks like instead of lots of conditions here.
1340	* makes things faster, and effectively the same result.	1443	* makes things faster, and effectively the same result.
1341	*/	1444	*/
…		…
1348	*/	1451	*/
1349	if (!(flag & INS_ON_TOP)	1452	if (!(flag & INS_ON_TOP)
1350	&& ms.flags () & P_BLOCKSVIEW	1453	&& ms.flags () & P_BLOCKSVIEW
1351	&& (op->face && !faces [op->face].visibility))	1454	&& (op->face && !faces [op->face].visibility))
1352	{	1455	{
		1456	object *last;
		1457
1353	for (last = top; last != floor; last = last->below)	1458	for (last = top; last != floor; last = last->below)
1354	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))	1459	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))
1355	break;	1460	break;
1356		1461
1357	/* Check to see if we found the object that blocks view,	1462	/* Check to see if we found the object that blocks view,
…		…
1365	} /* If objects on this space */	1470	} /* If objects on this space */
1366		1471
1367	if (flag & INS_ABOVE_FLOOR_ONLY)	1472	if (flag & INS_ABOVE_FLOOR_ONLY)
1368	top = floor;	1473	top = floor;
1369		1474
1370	/* Top is the object that our object (op) is going to get inserted above.	1475	// insert object above top, or bottom-most if top = 0
1371	*/
1372
1373	/* First object on this space */
1374	if (!top)	1476	if (!top)
1375	{	1477	{
		1478	op->below = 0;
1376	op->above = ms.bot;	1479	op->above = ms.bot;
1377
1378	if (op->above)
1379	op->above->below = op;
1380
1381	op->below = 0;
1382	ms.bot = op;	1480	ms.bot = op;
		1481
		1482	*(op->above ? &op->above->below : &ms.top) = op;
1383	}	1483	}
1384	else	1484	else
1385	{ /* get inserted into the stack above top */	1485	{
1386	op->above = top->above;	1486	op->above = top->above;
1387
1388	if (op->above)
1389	op->above->below = op;	1487	top->above = op;
1390		1488
1391	op->below = top;	1489	op->below = top;
1392	top->above = op;	1490	*(op->above ? &op->above->below : &ms.top) = op;
1393	}	1491	}
		1492	}
1394		1493
1395	if (!op->above)	1494	if (op->is_player ())
1396	ms.top = op;
1397	} /* else not INS_BELOW_ORIGINATOR */
1398
1399	if (op->type == PLAYER)
1400	{	1495	{
1401	op->contr->do_los = 1;	1496	op->contr->do_los = 1;
1402	++op->map->players;	1497	++op->map->players;
1403	op->map->touch ();	1498	op->map->touch ();
1404	}	1499	}
1405		1500
1406	op->map->dirty = true;	1501	op->map->dirty = true;
1407		1502
1408	if (object *pl = ms.player ())	1503	if (object *pl = ms.player ())
		1504	//TODO: the floorbox prev/next might need updating
		1505	//esrv_send_item (pl, op);
		1506	//TODO: update floorbox to preserve ordering
		1507	if (pl->contr->ns)
1409	pl->contr->ns->floorbox_update ();	1508	pl->contr->ns->floorbox_update ();
1410		1509
1411	/* If this object glows, it may affect lighting conditions that are	1510	/* If this object glows, it may affect lighting conditions that are
1412	* visible to others on this map. But update_all_los is really	1511	* visible to others on this map. But update_all_los is really
1413	* an inefficient way to do this, as it means los for all players	1512	* an inefficient way to do this, as it means los for all players
1414	* on the map will get recalculated. The players could very well	1513	* on the map will get recalculated. The players could very well
1415	* be far away from this change and not affected in any way -	1514	* be far away from this change and not affected in any way -
1416	* this should get redone to only look for players within range,	1515	* this should get redone to only look for players within range,
1417	* or just updating the P_UPTODATE for spaces within this area	1516	* or just updating the P_UPTODATE for spaces within this area
1418	* of effect may be sufficient.	1517	* of effect may be sufficient.
1419	*/	1518	*/
1420	if (op->map->darkness && (op->glow_radius != 0))	1519	if (op->affects_los ())
		1520	{
		1521	op->ms ().invalidate ();
1421	update_all_los (op->map, op->x, op->y);	1522	update_all_los (op->map, op->x, op->y);
		1523	}
1422		1524
1423	/* updates flags (blocked, alive, no magic, etc) for this map space */	1525	/* updates flags (blocked, alive, no magic, etc) for this map space */
1424	update_object (op, UP_OBJ_INSERT);	1526	update_object (op, UP_OBJ_INSERT);
1425		1527
1426	INVOKE_OBJECT (INSERT, op);	1528	INVOKE_OBJECT (INSERT, op);
…		…
1433	* blocked() and wall() work properly), and these flags are updated by	1535	* blocked() and wall() work properly), and these flags are updated by
1434	* update_object().	1536	* update_object().
1435	*/	1537	*/
1436		1538
1437	/* if this is not the head or flag has been passed, don't check walk on status */	1539	/* if this is not the head or flag has been passed, don't check walk on status */
1438	if (!(flag & INS_NO_WALK_ON) && op->head_ () == op)	1540	if (!(flag & INS_NO_WALK_ON) && op->is_head ())
1439	{	1541	{
1440	if (check_move_on (op, originator))	1542	if (check_move_on (op, originator))
1441	return 0;	1543	return 0;
1442		1544
1443	/* If we are a multi part object, lets work our way through the check	1545	/* If we are a multi part object, lets work our way through the check
…		…
1454	/* this function inserts an object in the map, but if it	1556	/* this function inserts an object in the map, but if it
1455	* finds an object of its own type, it'll remove that one first.	1557	* finds an object of its own type, it'll remove that one first.
1456	* op is the object to insert it under: supplies x and the map.	1558	* op is the object to insert it under: supplies x and the map.
1457	*/	1559	*/
1458	void	1560	void
1459	replace_insert_ob_in_map (const char *arch_string, object *op)	1561	replace_insert_ob_in_map (shstr_tmp archname, object *op)
1460	{	1562	{
1461	object *tmp, *tmp1;
1462
1463	/* first search for itself and remove any old instances */	1563	/* first search for itself and remove any old instances */
1464		1564
1465	for (tmp = op->ms ().bot; tmp; tmp = tmp->above)	1565	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
1466	if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */	1566	if (tmp->arch->archname == archname) /* same archetype */
1467	tmp->destroy ();	1567	tmp->destroy ();
1468		1568
1469	tmp1 = arch_to_object (archetype::find (arch_string));	1569	object *tmp = archetype::find (archname)->instance ();
1470		1570
1471	tmp1->x = op->x;	1571	tmp->x = op->x;
1472	tmp1->y = op->y;	1572	tmp->y = op->y;
		1573
1473	insert_ob_in_map (tmp1, op->map, op, 0);	1574	insert_ob_in_map (tmp, op->map, op, 0);
1474	}	1575	}
1475		1576
1476	object *	1577	object *
1477	object::insert_at (object *where, object *originator, int flags)	1578	object::insert_at (object *where, object *originator, int flags)
1478	{	1579	{
		1580	if (where->env)
		1581	return where->env->insert (this);
		1582	else
1479	return where->map->insert (this, where->x, where->y, originator, flags);	1583	return where->map->insert (this, where->x, where->y, originator, flags);
1480	}	1584	}
1481		1585
1482	/*	1586	// check whether we can put this into the map, respect max_volume, max_items
1483	* get_split_ob(ob,nr) splits up ob into two parts. The part which	1587	bool
1484	* is returned contains nr objects, and the remaining parts contains	1588	object::can_drop_at (maptile *m, int x, int y, object *originator)
1485	* the rest (or is removed and freed if that number is 0).
1486	* On failure, NULL is returned, and the reason put into the
1487	* global static errmsg array.
1488	*/
1489	object *
1490	get_split_ob (object *orig_ob, uint32 nr)
1491	{	1589	{
1492	object *newob;	1590	mapspace &ms = m->at (x, y);
1493	int is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0);
1494		1591
1495	if (orig_ob->nrof < nr)	1592	int items = ms.items ();
1496	{
1497	sprintf (errmsg, "There are only %d %ss.", orig_ob->nrof ? orig_ob->nrof : 1, &orig_ob->name);
1498	return NULL;
1499	}
1500		1593
1501	newob = object_create_clone (orig_ob);	1594	if (!items // testing !items ensures we can drop at least one item
		1595	|| (items < m->max_items
		1596	&& ms.volume () < m->max_volume))
		1597	return true;
1502		1598
1503	if ((orig_ob->nrof -= nr) < 1)	1599	if (originator && originator->is_player ())
1504	orig_ob->destroy (1);	1600	originator->contr->failmsg (format (
1505	else if (!is_removed)	1601	"No matter how hard you try, you just cannot put the %s here H<Try to remove some items from the floor first.>",
1506	{	1602	query_name ()
1507	if (orig_ob->env != NULL)	1603	));
1508	sub_weight (orig_ob->env, orig_ob->weight * nr);
1509	if (orig_ob->env == NULL && orig_ob->map->in_memory != MAP_IN_MEMORY)
1510	{
1511	strcpy (errmsg, "Tried to split object whose map is not in memory.");
1512	LOG (llevDebug, "Error, Tried to split object whose map is not in memory.\n");
1513	return NULL;
1514	}
1515	}
1516		1604
1517	newob->nrof = nr;	1605	return false;
1518
1519	return newob;
1520	}	1606	}
1521		1607
1522	/*	1608	/*
1523	* decrease_ob_nr(object, number) decreases a specified number from	1609	* decrease(object, number) decreases a specified number from
1524	* the amount of an object. If the amount reaches 0, the object	1610	* the amount of an object. If the amount reaches 0, the object
1525	* is subsequently removed and freed.	1611	* is subsequently removed and freed.
1526	*	1612	*
1527	* Return value: 'op' if something is left, NULL if the amount reached 0	1613	* Return value: 'op' if something is left, NULL if the amount reached 0
1528	*/	1614	*/
		1615	bool
		1616	object::decrease (sint32 nr)
		1617	{
		1618	if (!nr)
		1619	return true;
		1620
		1621	nr = min (nr, nrof);
		1622
		1623	if (nrof > nr)
		1624	{
		1625	nrof -= nr;
		1626	adjust_weight (env, -weight * max (1, nr)); // carrying == 0
		1627
		1628	if (object *pl = visible_to ())
		1629	esrv_update_item (UPD_NROF, pl, this);
		1630
		1631	return true;
		1632	}
		1633	else
		1634	{
		1635	destroy ();
		1636	return false;
		1637	}
		1638	}
		1639
		1640	/*
		1641	* split(ob,nr) splits up ob into two parts. The part which
		1642	* is returned contains nr objects, and the remaining parts contains
		1643	* the rest (or is removed and returned if that number is 0).
		1644	* On failure, NULL is returned.
		1645	*/
1529	object *	1646	object *
1530	decrease_ob_nr (object *op, uint32 i)	1647	object::split (sint32 nr)
1531	{	1648	{
1532	object *tmp;	1649	int have = number_of ();
1533		1650
1534	if (i == 0) /* objects with op->nrof require this check */	1651	if (have < nr)
1535	return op;	1652	return 0;
1536		1653	else if (have == nr)
1537	if (i > op->nrof)
1538	i = op->nrof;
1539
1540	if (QUERY_FLAG (op, FLAG_REMOVED))
1541	op->nrof -= i;
1542	else if (op->env)
1543	{	1654	{
1544	/* is this object in the players inventory, or sub container
1545	* therein?
1546	*/
1547	tmp = op->in_player ();
1548	/* nope. Is this a container the player has opened?
1549	* If so, set tmp to that player.
1550	* IMO, searching through all the players will mostly
1551	* likely be quicker than following op->env to the map,
1552	* and then searching the map for a player.
1553	*/
1554	if (!tmp)
1555	for_all_players (pl)
1556	if (pl->ob->container == op->env)
1557	{
1558	tmp = pl->ob;
1559	break;
1560	}
1561
1562	if (i < op->nrof)
1563	{
1564	sub_weight (op->env, op->weight * i);
1565	op->nrof -= i;
1566	if (tmp)
1567	esrv_send_item (tmp, op);
1568	}
1569	else
1570	{
1571	op->remove ();	1655	remove ();
1572	op->nrof = 0;	1656	return this;
1573	if (tmp)
1574	esrv_del_item (tmp->contr, op->count);
1575	}
1576	}	1657	}
1577	else	1658	else
1578	{	1659	{
1579	object *above = op->above;	1660	decrease (nr);
1580		1661
1581	if (i < op->nrof)	1662	object *op = deep_clone ();
1582	op->nrof -= i;	1663	op->nrof = nr;
1583	else
1584	{
1585	op->remove ();
1586	op->nrof = 0;
1587	}
1588
1589	/* Since we just removed op, op->above is null */
1590	for (tmp = above; tmp; tmp = tmp->above)
1591	if (tmp->type == PLAYER)
1592	{
1593	if (op->nrof)
1594	esrv_send_item (tmp, op);
1595	else
1596	esrv_del_item (tmp->contr, op->count);
1597	}
1598	}
1599
1600	if (op->nrof)
1601	return op;	1664	return op;
1602	else
1603	{
1604	op->destroy ();
1605	return 0;
1606	}
1607	}
1608
1609	/*
1610	* add_weight(object, weight) adds the specified weight to an object,
1611	* and also updates how much the environment(s) is/are carrying.
1612	*/
1613	void
1614	add_weight (object *op, signed long weight)
1615	{
1616	while (op != NULL)
1617	{
1618	if (op->type == CONTAINER)
1619	weight = (signed long) (weight * (100 - op->stats.Str) / 100);
1620
1621	op->carrying += weight;
1622	op = op->env;
1623	}	1665	}
1624	}	1666	}
1625		1667
1626	object *	1668	object *
1627	insert_ob_in_ob (object *op, object *where)	1669	insert_ob_in_ob (object *op, object *where)
…		…
1652	* be != op, if items are merged. -Tero	1694	* be != op, if items are merged. -Tero
1653	*/	1695	*/
1654	object *	1696	object *
1655	object::insert (object *op)	1697	object::insert (object *op)
1656	{	1698	{
1657	if (!QUERY_FLAG (op, FLAG_REMOVED))
1658	op->remove ();
1659
1660	if (op->more)	1699	if (op->more)
1661	{	1700	{
1662	LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);	1701	LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);
1663	return op;	1702	return op;
1664	}	1703	}
1665		1704
1666	CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL);	1705	op->remove ();
1667	CLEAR_FLAG (op, FLAG_REMOVED);	1706
		1707	op->flag [FLAG_OBJ_ORIGINAL] = 0;
1668		1708
1669	if (op->nrof)	1709	if (op->nrof)
1670	{
1671	for (object *tmp = inv; tmp; tmp = tmp->below)	1710	for (object *tmp = inv; tmp; tmp = tmp->below)
1672	if (object::can_merge (tmp, op))	1711	if (object::can_merge (tmp, op))
1673	{	1712	{
1674	/* return the original object and remove inserted object	1713	/* return the original object and remove inserted object
1675	(client needs the original object) */	1714	(client needs the original object) */
1676	tmp->nrof += op->nrof;	1715	tmp->nrof += op->nrof;
1677	/* Weight handling gets pretty funky. Since we are adding to	1716
1678	* tmp->nrof, we need to increase the weight.	1717	if (object *pl = tmp->visible_to ())
1679	*/	1718	esrv_update_item (UPD_NROF, pl, tmp);
		1719
1680	add_weight (this, op->weight * op->nrof);	1720	adjust_weight (this, op->total_weight ());
1681	SET_FLAG (op, FLAG_REMOVED);	1721
1682	op->destroy (); /* free the inserted object */	1722	op->destroy ();
1683	op = tmp;	1723	op = tmp;
1684	op->remove (); /* and fix old object's links */	1724	goto inserted;
1685	CLEAR_FLAG (op, FLAG_REMOVED);
1686	break;
1687	}	1725	}
1688		1726
1689	/* I assume combined objects have no inventory
1690	* We add the weight - this object could have just been removed
1691	* (if it was possible to merge). calling remove_ob will subtract
1692	* the weight, so we need to add it in again, since we actually do
1693	* the linking below
1694	*/
1695	add_weight (this, op->weight * op->nrof);
1696	}
1697	else
1698	add_weight (this, (op->weight + op->carrying));
1699
1700	if (object *otmp = this->in_player ())
1701	if (otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1702	otmp->update_stats ();
1703
1704	op->owner = 0; // its his/hers now. period.	1727	op->owner = 0; // it's his/hers now. period.
1705	op->map = 0;	1728	op->map = 0;
		1729	op->x = 0;
		1730	op->y = 0;
		1731
		1732	op->above = 0;
		1733	op->below = inv;
1706	op->env = this;	1734	op->env = this;
1707	op->above = 0;
1708	op->below = 0;
1709	op->x = op->y = 0;
1710		1735
		1736	if (inv)
		1737	inv->above = op;
		1738
		1739	inv = op;
		1740
		1741	op->flag [FLAG_REMOVED] = 0;
		1742
		1743	if (object *pl = op->visible_to ())
		1744	esrv_send_item (pl, op);
		1745
		1746	adjust_weight (this, op->total_weight ());
		1747
		1748	inserted:
1711	/* reset the light list and los of the players on the map */	1749	/* reset the light list and los of the players on the map */
1712	if (op->glow_radius && map)	1750	if (op->glow_radius && is_on_map ())
1713	{	1751	{
1714	#ifdef DEBUG_LIGHTS	1752	update_stats ();
1715	LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);
1716	#endif /* DEBUG_LIGHTS */
1717	if (map->darkness)
1718	update_all_los (map, x, y);	1753	update_all_los (map, x, y);
1719	}
1720
1721	/* Client has no idea of ordering so lets not bother ordering it here.
1722	* It sure simplifies this function...
1723	*/
1724	if (!inv)
1725	inv = op;
1726	else
1727	{	1754	}
1728	op->below = inv;	1755	else if (is_player ())
1729	op->below->above = op;	1756	// if this is a player's inventory, update stats
1730	inv = op;	1757	contr->queue_stats_update ();
1731	}
1732		1758
1733	INVOKE_OBJECT (INSERT, this);	1759	INVOKE_OBJECT (INSERT, this);
1734		1760
1735	return op;	1761	return op;
1736	}	1762	}
…		…
1756	* on top.	1782	* on top.
1757	*/	1783	*/
1758	int	1784	int
1759	check_move_on (object *op, object *originator)	1785	check_move_on (object *op, object *originator)
1760	{	1786	{
		1787	if (QUERY_FLAG (op, FLAG_NO_APPLY))
		1788	return 0;
		1789
1761	object *tmp;	1790	object *tmp;
1762	maptile *m = op->map;	1791	maptile *m = op->map;
1763	int x = op->x, y = op->y;	1792	int x = op->x, y = op->y;
1764		1793
1765	MoveType move_on, move_slow, move_block;	1794	mapspace &ms = m->at (x, y);
1766		1795
1767	if (QUERY_FLAG (op, FLAG_NO_APPLY))	1796	ms.update ();
1768	return 0;
1769		1797
1770	move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y);	1798	MoveType move_on = ms.move_on;
1771	move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y);	1799	MoveType move_slow = ms.move_slow;
1772	move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y);	1800	MoveType move_block = ms.move_block;
1773		1801
1774	/* if nothing on this space will slow op down or be applied,	1802	/* if nothing on this space will slow op down or be applied,
1775	* no need to do checking below. have to make sure move_type	1803	* no need to do checking below. have to make sure move_type
1776	* is set, as lots of objects don't have it set - we treat that	1804	* is set, as lots of objects don't have it set - we treat that
1777	* as walking.	1805	* as walking.
…		…
1788	return 0;	1816	return 0;
1789		1817
1790	/* The objects have to be checked from top to bottom.	1818	/* The objects have to be checked from top to bottom.
1791	* Hence, we first go to the top:	1819	* Hence, we first go to the top:
1792	*/	1820	*/
1793		1821	for (object *next, *tmp = ms.top; tmp; tmp = next)
1794	for (tmp = op->ms ().bot; tmp && tmp->above; tmp = tmp->above)
1795	{
1796	/* Trim the search when we find the first other spell effect
1797	* this helps performance so that if a space has 50 spell objects,
1798	* we don't need to check all of them.
1799	*/
1800	if ((tmp->move_type & MOVE_FLY_LOW) && QUERY_FLAG (tmp, FLAG_NO_PICK))
1801	break;
1802	}	1822	{
		1823	next = tmp->below;
1803		1824
1804	for (; tmp; tmp = tmp->below)
1805	{
1806	if (tmp == op)	1825	if (tmp == op)
1807	continue; /* Can't apply yourself */	1826	continue; /* Can't apply yourself */
1808		1827
1809	/* Check to see if one of the movement types should be slowed down.	1828	/* Check to see if one of the movement types should be slowed down.
1810	* Second check makes sure that the movement types not being slowed	1829	* Second check makes sure that the movement types not being slowed
…		…
1815	if (!QUERY_FLAG (op, FLAG_WIZPASS))	1834	if (!QUERY_FLAG (op, FLAG_WIZPASS))
1816	{	1835	{
1817	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||	1836	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||
1818	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))	1837	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))
1819	{	1838	{
1820
1821	float
1822	diff = tmp->move_slow_penalty * fabs (op->speed);	1839	float diff = tmp->move_slow_penalty * fabs (op->speed);
1823		1840
1824	if (op->type == PLAYER)	1841	if (op->is_player ())
1825	if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||	1842	if ((tmp->flag [FLAG_IS_HILLY ] && find_skill_by_number (op, SK_CLIMBING)) ||
1826	(QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))	1843	(tmp->flag [FLAG_IS_WOODED] && find_skill_by_number (op, SK_WOODSMAN)))
1827	diff /= 4.0;	1844	diff /= 4.0;
1828		1845
1829	op->speed_left -= diff;	1846	op->speed_left -= diff;
1830	}	1847	}
1831	}	1848	}
…		…
1864	LOG (llevError, "Present_arch called outside map.\n");	1881	LOG (llevError, "Present_arch called outside map.\n");
1865	return NULL;	1882	return NULL;
1866	}	1883	}
1867		1884
1868	for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)	1885	for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)
1869	if (tmp->arch == at)	1886	if (tmp->arch->archname == at->archname)
1870	return tmp;	1887	return tmp;
1871		1888
1872	return NULL;	1889	return NULL;
1873	}	1890	}
1874		1891
…		…
1938	* The first matching object is returned, or NULL if none.	1955	* The first matching object is returned, or NULL if none.
1939	*/	1956	*/
1940	object *	1957	object *
1941	present_arch_in_ob (const archetype *at, const object *op)	1958	present_arch_in_ob (const archetype *at, const object *op)
1942	{	1959	{
1943	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)	1960	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1944	if (tmp->arch == at)	1961	if (tmp->arch->archname == at->archname)
1945	return tmp;	1962	return tmp;
1946		1963
1947	return NULL;	1964	return NULL;
1948	}	1965	}
1949		1966
…		…
1951	* activate recursively a flag on an object inventory	1968	* activate recursively a flag on an object inventory
1952	*/	1969	*/
1953	void	1970	void
1954	flag_inv (object *op, int flag)	1971	flag_inv (object *op, int flag)
1955	{	1972	{
1956	if (op->inv)
1957	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)	1973	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1958	{	1974	{
1959	SET_FLAG (tmp, flag);	1975	SET_FLAG (tmp, flag);
1960	flag_inv (tmp, flag);	1976	flag_inv (tmp, flag);
1961	}	1977	}
1962	}	1978	}
1963		1979
1964	/*	1980	/*
1965	* deactivate recursively a flag on an object inventory	1981	* deactivate recursively a flag on an object inventory
1966	*/	1982	*/
1967	void	1983	void
1968	unflag_inv (object *op, int flag)	1984	unflag_inv (object *op, int flag)
1969	{	1985	{
1970	if (op->inv)
1971	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)	1986	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1972	{	1987	{
1973	CLEAR_FLAG (tmp, flag);	1988	CLEAR_FLAG (tmp, flag);
1974	unflag_inv (tmp, flag);	1989	unflag_inv (tmp, flag);
1975	}	1990	}
1976	}	1991	}
1977		1992
1978	/*	1993	/*
1979	* find_free_spot(object, map, x, y, start, stop) will search for	1994	* find_free_spot(object, map, x, y, start, stop) will search for
1980	* a spot at the given map and coordinates which will be able to contain	1995	* a spot at the given map and coordinates which will be able to contain
…		…
1982	* to search (see the freearr_x/y[] definition).	1997	* to search (see the freearr_x/y[] definition).
1983	* It returns a random choice among the alternatives found.	1998	* It returns a random choice among the alternatives found.
1984	* start and stop are where to start relative to the free_arr array (1,9	1999	* start and stop are where to start relative to the free_arr array (1,9
1985	* does all 4 immediate directions). This returns the index into the	2000	* does all 4 immediate directions). This returns the index into the
1986	* array of the free spot, -1 if no spot available (dir 0 = x,y)	2001	* array of the free spot, -1 if no spot available (dir 0 = x,y)
1987	* Note - this only checks to see if there is space for the head of the
1988	* object - if it is a multispace object, this should be called for all
1989	* pieces.
1990	* Note2: This function does correctly handle tiled maps, but does not	2002	* Note: This function does correctly handle tiled maps, but does not
1991	* inform the caller. However, insert_ob_in_map will update as	2003	* inform the caller. However, insert_ob_in_map will update as
1992	* necessary, so the caller shouldn't need to do any special work.	2004	* necessary, so the caller shouldn't need to do any special work.
1993	* Note - updated to take an object instead of archetype - this is necessary	2005	* Note - updated to take an object instead of archetype - this is necessary
1994	* because arch_blocked (now ob_blocked) needs to know the movement type	2006	* because arch_blocked (now ob_blocked) needs to know the movement type
1995	* to know if the space in question will block the object. We can't use	2007	* to know if the space in question will block the object. We can't use
…		…
2016		2028
2017	/* However, often	2029	/* However, often
2018	* ob doesn't have any move type (when used to place exits)	2030	* ob doesn't have any move type (when used to place exits)
2019	* so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work.	2031	* so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work.
2020	*/	2032	*/
2021	if (ob->move_type == 0 && ms.move_block != MOVE_ALL)	2033	if (ob && ob->move_type == 0 && ms.move_block != MOVE_ALL)
2022	{	2034	{
2023	altern [index++] = i;	2035	altern [index++] = i;
2024	continue;	2036	continue;
2025	}	2037	}
2026		2038
…		…
2042	* head of the object should correspond for the entire object.	2054	* head of the object should correspond for the entire object.
2043	*/	2055	*/
2044	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))	2056	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))
2045	continue;	2057	continue;
2046		2058
		2059	if (ob->blocked (pos.m, pos.x, pos.y))
		2060	continue;
		2061
2047	altern [index++] = i;	2062	altern [index++] = i;
2048	}	2063	}
2049		2064
2050	if (!index)	2065	if (!index)
2051	return -1;	2066	return -1;
…		…
2117	* there is capable of.	2132	* there is capable of.
2118	*/	2133	*/
2119	int	2134	int
2120	find_dir (maptile *m, int x, int y, object *exclude)	2135	find_dir (maptile *m, int x, int y, object *exclude)
2121	{	2136	{
2122	int i, max = SIZEOFFREE, mflags;	2137	int max = SIZEOFFREE, mflags;
2123
2124	sint16 nx, ny;
2125	object *tmp;
2126	maptile *mp;
2127
2128	MoveType blocked, move_type;	2138	MoveType move_type;
2129		2139
2130	if (exclude && exclude->head_ () != exclude)	2140	if (exclude && exclude->head_ () != exclude)
2131	{	2141	{
2132	exclude = exclude->head;	2142	exclude = exclude->head;
2133	move_type = exclude->move_type;	2143	move_type = exclude->move_type;
…		…
2136	{	2146	{
2137	/* If we don't have anything, presume it can use all movement types. */	2147	/* If we don't have anything, presume it can use all movement types. */
2138	move_type = MOVE_ALL;	2148	move_type = MOVE_ALL;
2139	}	2149	}
2140		2150
2141	for (i = 1; i < max; i++)	2151	for (int i = 1; i < max; i++)
2142	{	2152	{
2143	mp = m;	2153	mapxy pos (m, x, y);
2144	nx = x + freearr_x[i];	2154	pos.move (i);
2145	ny = y + freearr_y[i];
2146		2155
2147	mflags = get_map_flags (m, &mp, nx, ny, &nx, &ny);	2156	if (!pos.normalise ())
2148
2149	if (mflags & P_OUT_OF_MAP)
2150	max = maxfree[i];	2157	max = maxfree[i];
2151	else	2158	else
2152	{	2159	{
2153	mapspace &ms = mp->at (nx, ny);	2160	mapspace &ms = *pos;
2154		2161
2155	blocked = ms.move_block;
2156
2157	if ((move_type & blocked) == move_type)	2162	if ((move_type & ms.move_block) == move_type)
2158	max = maxfree[i];	2163	max = maxfree [i];
2159	else if (mflags & P_IS_ALIVE)	2164	else if (ms.flags () & P_IS_ALIVE)
2160	{	2165	{
2161	for (tmp = ms.bot; tmp; tmp = tmp->above)	2166	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
2162	if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)	2167	if ((tmp->flag [FLAG_MONSTER] || tmp->is_player ())
2163	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))	2168	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))
2164	break;
2165
2166	if (tmp)
2167	return freedir[i];	2169	return freedir [i];
2168	}	2170	}
2169	}	2171	}
2170	}	2172	}
2171		2173
2172	return 0;	2174	return 0;
…		…
2247	* This basically means that if direction is 15, then it could either go	2249	* This basically means that if direction is 15, then it could either go
2248	* direction 4, 14, or 16 to get back to where we are.	2250	* direction 4, 14, or 16 to get back to where we are.
2249	* Moved from spell_util.c to object.c with the other related direction	2251	* Moved from spell_util.c to object.c with the other related direction
2250	* functions.	2252	* functions.
2251	*/	2253	*/
2252	int reduction_dir[SIZEOFFREE][3] = {	2254	static const int reduction_dir[SIZEOFFREE][3] = {
2253	{0, 0, 0}, /* 0 */	2255	{0, 0, 0}, /* 0 */
2254	{0, 0, 0}, /* 1 */	2256	{0, 0, 0}, /* 1 */
2255	{0, 0, 0}, /* 2 */	2257	{0, 0, 0}, /* 2 */
2256	{0, 0, 0}, /* 3 */	2258	{0, 0, 0}, /* 3 */
2257	{0, 0, 0}, /* 4 */	2259	{0, 0, 0}, /* 4 */
…		…
2353	int	2355	int
2354	can_pick (const object *who, const object *item)	2356	can_pick (const object *who, const object *item)
2355	{	2357	{
2356	return /*QUERY_FLAG(who,FLAG_WIZ)|| */	2358	return /*QUERY_FLAG(who,FLAG_WIZ)|| */
2357	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&	2359	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&
2358	!QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->type == PLAYER || item->weight < who->weight / 3));	2360	!QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->is_player () || item->weight < who->weight / 3));
2359	}	2361	}
2360		2362
2361	/*	2363	/*
2362	* create clone from object to another	2364	* create clone from object to another
2363	*/	2365	*/
2364	object *	2366	object *
2365	object_create_clone (object *asrc)	2367	object::deep_clone ()
2366	{	2368	{
2367	object *dst = 0, *tmp, *src, *prev, *item;	2369	assert (("deep_clone called on non-head object", is_head ()));
2368		2370
2369	if (!asrc)	2371	object *dst = clone ();
2370	return 0;
2371		2372
2372	src = asrc->head_ ();	2373	object *prev = dst;
2373
2374	prev = 0;
2375	for (object *part = src; part; part = part->more)	2374	for (object *part = this->more; part; part = part->more)
2376	{	2375	{
2377	tmp = part->clone ();	2376	object *tmp = part->clone ();
2378	tmp->x -= src->x;
2379	tmp->y -= src->y;
2380
2381	if (!part->head)
2382	{
2383	dst = tmp;
2384	tmp->head = 0;
2385	}
2386	else
2387	tmp->head = dst;	2377	tmp->head = dst;
2388
2389	tmp->more = 0;
2390
2391	if (prev)
2392	prev->more = tmp;	2378	prev->more = tmp;
2393
2394	prev = tmp;	2379	prev = tmp;
2395	}	2380	}
2396		2381
2397	for (item = src->inv; item; item = item->below)	2382	for (object *item = inv; item; item = item->below)
2398	insert_ob_in_ob (object_create_clone (item), dst);	2383	insert_ob_in_ob (item->deep_clone (), dst);
2399		2384
2400	return dst;	2385	return dst;
2401	}	2386	}
2402		2387
2403	/* This returns the first object in who's inventory that	2388	/* This returns the first object in who's inventory that
…		…
2412	return tmp;	2397	return tmp;
2413		2398
2414	return 0;	2399	return 0;
2415	}	2400	}
2416		2401
2417	/* If ob has a field named key, return the link from the list,	2402	shstr_tmp
2418	* otherwise return NULL.	2403	object::kv_get (shstr_tmp key) const
2419	*
2420	* key must be a passed in shared string - otherwise, this won't
2421	* do the desired thing.
2422	*/
2423	key_value *
2424	get_ob_key_link (const object *ob, const char *key)
2425	{	2404	{
2426	for (key_value *link = ob->key_values; link; link = link->next)	2405	for (key_value *kv = key_values; kv; kv = kv->next)
2427	if (link->key == key)	2406	if (kv->key == key)
2428	return link;
2429
2430	return 0;
2431	}
2432
2433	/*
2434	* Returns the value of op has an extra_field for key, or NULL.
2435	*
2436	* The argument doesn't need to be a shared string.
2437	*
2438	* The returned string is shared.
2439	*/
2440	const char *
2441	get_ob_key_value (const object *op, const char *const key)
2442	{
2443	key_value *link;
2444	shstr_cmp canonical_key (key);
2445
2446	if (!canonical_key)
2447	{
2448	/* 1. There being a field named key on any object
2449	* implies there'd be a shared string to find.
2450	* 2. Since there isn't, no object has this field.
2451	* 3. Therefore, *this* object doesn't have this field.
2452	*/
2453	return 0;
2454	}
2455
2456	/* This is copied from get_ob_key_link() above -
2457	* only 4 lines, and saves the function call overhead.
2458	*/
2459	for (link = op->key_values; link; link = link->next)
2460	if (link->key == canonical_key)
2461	return link->value;	2407	return kv->value;
2462		2408
2463	return 0;	2409	return shstr ();
2464	}	2410	}
2465		2411
2466	/*	2412	void
2467	* Updates the canonical_key in op to value.	2413	object::kv_set (shstr_tmp key, shstr_tmp value)
2468	*
2469	* canonical_key is a shared string (value doesn't have to be).
2470	*
2471	* Unless add_key is TRUE, it won't add fields, only change the value of existing
2472	* keys.
2473	*
2474	* Returns TRUE on success.
2475	*/
2476	int
2477	set_ob_key_value_s (object *op, const shstr & canonical_key, const char *value, int add_key)
2478	{	2414	{
2479	key_value *field = NULL, *last = NULL;	2415	for (key_value *kv = key_values; kv; kv = kv->next)
2480		2416	if (kv->key == key)
2481	for (field = op->key_values; field != NULL; field = field->next)
2482	{
2483	if (field->key != canonical_key)
2484	{	2417	{
2485	last = field;	2418	kv->value = value;
2486	continue;	2419	return;
2487	}	2420	}
2488		2421
2489	if (value)	2422	key_value *kv = new key_value;
2490	field->value = value;	2423
2491	else	2424	kv->next = key_values;
		2425	kv->key = key;
		2426	kv->value = value;
		2427
		2428	key_values = kv;
		2429	}
		2430
		2431	void
		2432	object::kv_del (shstr_tmp key)
		2433	{
		2434	for (key_value **kvp = &key_values; *kvp; kvp = &(*kvp)->next)
		2435	if ((*kvp)->key == key)
2492	{	2436	{
2493	/* Basically, if the archetype has this key set,	2437	key_value *kv = *kvp;
2494	* we need to store the null value so when we save	2438	*kvp = (*kvp)->next;
2495	* it, we save the empty value so that when we load,	2439	delete kv;
2496	* we get this value back again.	2440	return;
2497	*/
2498	if (get_ob_key_link (op->arch, canonical_key))
2499	field->value = 0;
2500	else
2501	{
2502	if (last)
2503	last->next = field->next;
2504	else
2505	op->key_values = field->next;
2506
2507	delete field;
2508	}
2509	}	2441	}
2510	return TRUE;
2511	}
2512	/* IF we get here, key doesn't exist */
2513
2514	/* No field, we'll have to add it. */
2515
2516	if (!add_key)
2517	return FALSE;
2518
2519	/* There isn't any good reason to store a null
2520	* value in the key/value list. If the archetype has
2521	* this key, then we should also have it, so shouldn't
2522	* be here. If user wants to store empty strings,
2523	* should pass in ""
2524	*/
2525	if (value == NULL)
2526	return TRUE;
2527
2528	field = new key_value;
2529
2530	field->key = canonical_key;
2531	field->value = value;
2532	/* Usual prepend-addition. */
2533	field->next = op->key_values;
2534	op->key_values = field;
2535
2536	return TRUE;
2537	}
2538
2539	/*
2540	* Updates the key in op to value.
2541	*
2542	* If add_key is FALSE, this will only update existing keys,
2543	* and not add new ones.
2544	* In general, should be little reason FALSE is ever passed in for add_key
2545	*
2546	* Returns TRUE on success.
2547	*/
2548	int
2549	set_ob_key_value (object *op, const char *key, const char *value, int add_key)
2550	{
2551	shstr key_ (key);
2552
2553	return set_ob_key_value_s (op, key_, value, add_key);
2554	}	2442	}
2555		2443
2556	object::depth_iterator::depth_iterator (object *container)	2444	object::depth_iterator::depth_iterator (object *container)
2557	: iterator_base (container)	2445	: iterator_base (container)
2558	{	2446	{
…		…
2608	{	2496	{
2609	char flagdesc[512];	2497	char flagdesc[512];
2610	char info2[256 * 4];	2498	char info2[256 * 4];
2611	char *p = info;	2499	char *p = info;
2612		2500
2613	p += snprintf (p, 512, "{cnt:%d,uuid:<1.%" PRIx64 ">,name:\"%s\"%s%s,flags:[%s],type:%d}",	2501	p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s%s,flags:[%s],type:%d}",
2614	count, uuid.seq,	2502	count,
		2503	uuid.c_str (),
2615	&name,	2504	&name,
2616	title ? "\",title:\"" : "",	2505	title ? ",title:\"" : "",
2617	title ? (const char *)title : "",	2506	title ? (const char *)title : "",
		2507	title ? "\"" : "",
2618	flag_desc (flagdesc, 512), type);	2508	flag_desc (flagdesc, 512), type);
2619		2509
2620	if (!this->flag[FLAG_REMOVED] && env)	2510	if (!flag[FLAG_REMOVED] && env)
2621	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));	2511	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2622		2512
2623	if (map)	2513	if (map)
2624	p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);	2514	p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);
2625		2515
…		…
2640	{	2530	{
2641	return map ? map->region (x, y)	2531	return map ? map->region (x, y)
2642	: region::default_region ();	2532	: region::default_region ();
2643	}	2533	}
2644		2534
2645	const materialtype_t *
2646	object::dominant_material () const
2647	{
2648	if (materialtype_t *mt = name_to_material (materialname))
2649	return mt;
2650
2651	return name_to_material (shstr_unknown);
2652	}
2653
2654	void	2535	void
2655	object::open_container (object *new_container)	2536	object::open_container (object *new_container)
2656	{	2537	{
2657	if (container == new_container)	2538	if (container == new_container)
2658	return;	2539	return;
2659		2540
2660	if (object *old_container = container)	2541	object *old_container = container;
		2542
		2543	if (old_container)
2661	{	2544	{
2662	if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))	2545	if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))
2663	return;	2546	return;
2664		2547
2665	#if 0	2548	#if 0
…		…
2667	if (object *closer = old_container->inv)	2550	if (object *closer = old_container->inv)
2668	if (closer->type == CLOSE_CON)	2551	if (closer->type == CLOSE_CON)
2669	closer->destroy ();	2552	closer->destroy ();
2670	#endif	2553	#endif
2671		2554
		2555	// make sure the container is available
		2556	esrv_send_item (this, old_container);
		2557
2672	old_container->flag [FLAG_APPLIED] = 0;	2558	old_container->flag [FLAG_APPLIED] = false;
2673	container = 0;	2559	container = 0;
2674		2560
		2561	// client needs item update to make it work, client bug requires this to be separate
2675	esrv_update_item (UPD_FLAGS, this, old_container);	2562	esrv_update_item (UPD_FLAGS, this, old_container);
		2563
2676	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));	2564	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", old_container->query_name ());
2677	play_sound (sound_find ("chest_close"));	2565	play_sound (sound_find ("chest_close"));
2678	}	2566	}
2679		2567
2680	if (new_container)	2568	if (new_container)
2681	{	2569	{
…		…
2685	// TODO: this does not seem to serve any purpose anymore?	2573	// TODO: this does not seem to serve any purpose anymore?
2686	#if 0	2574	#if 0
2687	// insert the "Close Container" object.	2575	// insert the "Close Container" object.
2688	if (archetype *closer = new_container->other_arch)	2576	if (archetype *closer = new_container->other_arch)
2689	{	2577	{
2690	object *closer = arch_to_object (new_container->other_arch);	2578	object *closer = new_container->other_arch->instance ();
2691	closer->flag [FLAG_NO_MAP_SAVE] = 1;	2579	closer->flag [FLAG_NO_MAP_SAVE] = 1;
2692	new_container->insert (closer);	2580	new_container->insert (closer);
2693	}	2581	}
2694	#endif	2582	#endif
2695		2583
2696	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));	2584	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", new_container->query_name ());
2697		2585
		2586	// make sure the container is available, client bug requires this to be separate
		2587	esrv_send_item (this, new_container);
		2588
2698	new_container->flag [FLAG_APPLIED] = 1;	2589	new_container->flag [FLAG_APPLIED] = true;
2699	container = new_container;	2590	container = new_container;
2700		2591
		2592	// client needs flag change
2701	esrv_update_item (UPD_FLAGS, this, new_container);	2593	esrv_update_item (UPD_FLAGS, this, new_container);
2702	esrv_send_inventory (this, new_container);	2594	esrv_send_inventory (this, new_container);
2703	play_sound (sound_find ("chest_open"));	2595	play_sound (sound_find ("chest_open"));
2704	}	2596	}
		2597	// else if (!old_container->env && contr && contr->ns)
		2598	// contr->ns->floorbox_reset ();
2705	}	2599	}
2706		2600
2707	object *	2601	object *
2708	object::force_find (const shstr name)	2602	object::force_find (shstr_tmp name)
2709	{	2603	{
2710	/* cycle through his inventory to look for the MARK we want to	2604	/* cycle through his inventory to look for the MARK we want to
2711	* place	2605	* place
2712	*/	2606	*/
2713	for (object *tmp = inv; tmp; tmp = tmp->below)	2607	for (object *tmp = inv; tmp; tmp = tmp->below)
…		…
2715	return splay (tmp);	2609	return splay (tmp);
2716		2610
2717	return 0;	2611	return 0;
2718	}	2612	}
2719		2613
		2614	//-GPL
		2615
2720	void	2616	void
		2617	object::force_set_timer (int duration)
		2618	{
		2619	this->duration = 1;
		2620	this->speed_left = -1.f;
		2621
		2622	this->set_speed (duration ? 1.f / duration : 0.f);
		2623	}
		2624
		2625	object *
2721	object::force_add (const shstr name, int duration)	2626	object::force_add (shstr_tmp name, int duration)
2722	{	2627	{
2723	if (object *force = force_find (name))	2628	if (object *force = force_find (name))
2724	force->destroy ();	2629	force->destroy ();
2725		2630
2726	object *force = get_archetype (FORCE_NAME);	2631	object *force = get_archetype (FORCE_NAME);
2727		2632
2728	force->slaying = name;	2633	force->slaying = name;
2729	force->stats.food = 1;	2634	force->force_set_timer (duration);
2730	force->speed_left = -1.f;
2731
2732	force->set_speed (duration ? 1.f / duration : 0.f);
2733	force->flag [FLAG_IS_USED_UP] = true;
2734	force->flag [FLAG_APPLIED] = true;	2635	force->flag [FLAG_APPLIED] = true;
2735		2636
2736	insert (force);	2637	return insert (force);
2737	}	2638	}
2738		2639
2739	void	2640	void
2740	object::play_sound (faceidx sound) const	2641	object::play_sound (faceidx sound) const
2741	{	2642	{
2742	if (!sound)	2643	if (!sound)
2743	return;	2644	return;
2744		2645
2745	if (flag [FLAG_REMOVED])	2646	if (is_on_map ())
		2647	map->play_sound (sound, x, y);
		2648	else if (object *pl = in_player ())
		2649	pl->contr->play_sound (sound);
		2650	}
		2651
		2652	void
		2653	object::say_msg (const char *msg) const
		2654	{
		2655	if (is_on_map ())
		2656	map->say_msg (msg, x, y);
		2657	else if (object *pl = in_player ())
		2658	pl->contr->play_sound (sound);
		2659	}
		2660
		2661	void
		2662	object::make_noise ()
		2663	{
		2664	// we do not model noise in the map, so instead put
		2665	// a temporary light into the noise source
		2666	// could use the map instead, but that's less reliable for our
		2667	// goal, which is to make invisibility a bit harder to exploit
		2668
		2669	// currently only works sensibly for players
		2670	if (!is_player ())
2746	return;	2671	return;
2747		2672
2748	if (env)	2673	// find old force, or create new one
2749	{	2674	object *force = force_find (shstr_noise_force);
2750	if (object *pl = in_player ())	2675
2751	pl->contr->play_sound (sound);	2676	if (force)
2752	}	2677	force->speed_left = -1.f; // patch old speed up
2753	else	2678	else
2754	map->play_sound (sound, x, y);	2679	{
2755	}	2680	force = archetype::get (shstr_noise_force);
2756		2681
		2682	force->slaying = shstr_noise_force;
		2683	force->stats.food = 1;
		2684	force->speed_left = -1.f;
		2685
		2686	force->set_speed (1.f / 4.f);
		2687	force->flag [FLAG_IS_USED_UP] = true;
		2688	force->flag [FLAG_APPLIED] = true;
		2689
		2690	insert (force);
		2691	}
		2692	}
		2693
		2694	void object::change_move_type (MoveType mt)
		2695	{
		2696	if (move_type == mt)
		2697	return;
		2698
		2699	if (is_on_map ())
		2700	{
		2701	// we are on the map, so handle move_on/off effects
		2702	remove ();
		2703	move_type = mt;
		2704	map->insert (this, x, y, this);
		2705	}
		2706	else
		2707	move_type = mt;
		2708	}
		2709

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines