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Comparing deliantra/server/common/object.C (file contents):
Revision 1.170 by root, Wed Aug 1 01:53:13 2007 UTC vs.
Revision 1.245 by root, Sun May 18 19:53:07 2008 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 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	* Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team
6	* Copyright (©) 1992,2007 Frank Tore Johansen	6	* Copyright (©) 1992,2007 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
9	* it under the terms of the GNU General Public License as published by	9	* it under the terms of the GNU General Public License as published by
10	* the Free Software Foundation, either version 3 of the License, or	10	* the Free Software Foundation, either version 3 of the License, or
11	* (at your option) any later version.	11	* (at your 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,
…		…
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 GNU General Public License
19	* along with this program. If not, see <http://www.gnu.org/licenses/>.	19	* along with this program. If not, see <http://www.gnu.org/licenses/>.
20	*	20	*
21	* The authors can be reached via e-mail to <crossfire@schmorp.de>	21	* The authors can be reached via e-mail to <support@deliantra.net>
22	*/	22	*/
23		23
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>	24	#include <global.h>
28	#include <stdio.h>	25	#include <stdio.h>
29	#include <sys/types.h>	26	#include <sys/types.h>
30	#include <sys/uio.h>	27	#include <sys/uio.h>
31	#include <object.h>	28	#include <object.h>
32	#include <funcpoint.h>
33	#include <sproto.h>	29	#include <sproto.h>
34	#include <loader.h>	30	#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;
41		37
42	objectvec objects;	38	objectvec objects;
43	activevec actives;	39	activevec actives;
44		40
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,	41	short freearr_x[SIZEOFFREE] = {
		42	0,
		43	0, 1, 1, 1, 0, -1, -1, -1,
		44	0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,
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	45	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	};	46	};
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,	47	short freearr_y[SIZEOFFREE] = {
		48	0,
		49	-1, -1, 0, 1, 1, 1, 0, -1,
		50	-2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2,
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	51	-3, -3, -3, -3, -2, -1, 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3
50	};	52	};
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,	53	int maxfree[SIZEOFFREE] = {
		54	0,
		55	9, 10, 13, 14, 17, 18, 21, 22,
		56	25, 26, 27, 30, 31, 32, 33, 36, 37, 39, 39, 42, 43, 44, 45, 48,
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	57	49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49
53	};	58	};
54	int freedir[SIZEOFFREE] = {	59	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,	60	0,
		61	1, 2, 3, 4, 5, 6, 7, 8,
		62	1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8,
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	63	1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8
57	};	64	};
58		65
59	static void	66	static void
60	write_uuid (void)	67	write_uuid (uval64 skip, bool sync)
61	{	68	{
62	char filename1[MAX_BUF], filename2[MAX_BUF];	69	CALL_BEGIN (2);
63		70	CALL_ARG_SV (newSVval64 (skip));
64	sprintf (filename1, "%s/uuid", settings.localdir);	71	CALL_ARG_SV (boolSV (sync));
65	sprintf (filename2, "%s/uuid~", settings.localdir);	72	CALL_CALL ("cf::write_uuid", G_DISCARD);
66		73	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	}	74	}
79		75
80	static void	76	static void
81	read_uuid (void)	77	read_uuid (void)
82	{	78	{
83	char filename[MAX_BUF];	79	char filename[MAX_BUF];
84		80
85	sprintf (filename, "%s/uuid", settings.localdir);	81	sprintf (filename, "%s/uuid", settings.localdir);
		82
		83	seq_next_save = 0;
86		84
87	FILE *fp;	85	FILE *fp;
88		86
89	if (!(fp = fopen (filename, "r")))	87	if (!(fp = fopen (filename, "r")))
90	{	88	{
91	if (errno == ENOENT)	89	if (errno == ENOENT)
92	{	90	{
93	LOG (llevInfo, "RESET uid to 1\n");	91	LOG (llevInfo, "RESET uid to 1\n");
94	uuid.seq = 0;	92	UUID::cur.seq = 0;
95	write_uuid ();	93	write_uuid (UUID_GAP, true);
96	return;	94	return;
97	}	95	}
98		96
99	LOG (llevError, "FATAL: cannot open %s for reading!\n", filename);	97	LOG (llevError, "FATAL: cannot open %s for reading!\n", filename);
100	_exit (1);	98	_exit (1);
101	}	99	}
102		100
103	int version;	101	UUID::BUF buf;
104	unsigned long long uid;	102	buf[0] = 0;
105	if (2 != fscanf (fp, "<%d,%llx>\n", &version, &uid) || version != 1)	103	fgets (buf, sizeof (buf), fp);
		104
		105	if (!UUID::cur.parse (buf))
106	{	106	{
107	LOG (llevError, "FATAL: error reading uid from %s!\n", filename);	107	LOG (llevError, "FATAL: error reading uid from %s (%s)!\n", filename, buf);
108	_exit (1);	108	_exit (1);
109	}	109	}
110		110
111	uuid.seq = uid;	111	LOG (llevDebug, "read UUID: %s\n", UUID::cur.c_str ());
112	write_uuid ();	112
113	LOG (llevDebug, "read UID: %" PRId64 "\n", uid);	113	write_uuid (UUID_GAP, true);
114	fclose (fp);	114	fclose (fp);
115	}	115	}
116		116
117	UUID	117	UUID
118	gen_uuid ()	118	UUID::gen ()
119	{	119	{
120	UUID uid;	120	UUID uid;
121		121
122	uid.seq = ++uuid.seq;	122	uid.seq = ++cur.seq;
123		123
124	if (!(uuid.seq & (UUID_SKIP - 1)))	124	if (expect_false (cur.seq >= seq_next_save))
125	write_uuid ();	125	{
		126	seq_next_save = UUID::cur.seq + (UUID_GAP >> 1);
		127	write_uuid (UUID_GAP, false);
		128	}
		129
126		130
127	return uid;	131	return uid;
128	}	132	}
129		133
130	void	134	void
131	init_uuid ()	135	UUID::init ()
132	{	136	{
133	read_uuid ();	137	read_uuid ();
134	}	138	}
135		139
136	/* Returns TRUE if every key_values in wants has a partner with the same value in has. */	140	/* Returns TRUE if every key_values in wants has a partner with the same value in has. */
137	static int	141	static bool
138	compare_ob_value_lists_one (const object *wants, const object *has)	142	compare_ob_value_lists_one (const object *wants, const object *has)
139	{	143	{
140	key_value *wants_field;
141
142	/* n-squared behaviour (see get_ob_key_link()), but I'm hoping both	144	/* 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	145	* objects with lists are rare, and lists stay short. If not, use a
144	* different structure or at least keep the lists sorted...	146	* different structure or at least keep the lists sorted...
145	*/	147	*/
146		148
147	/* For each field in wants, */	149	/* For each field in wants, */
148	for (wants_field = wants->key_values; wants_field; wants_field = wants_field->next)	150	for (key_value *kv = wants->key_values; kv; kv = kv->next)
149	{	151	if (has->kv_get (kv->key) != kv->value)
150	key_value *has_field;	152	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		153
171	/* If we get here, every field in wants has a matching field in has. */	154	/* If we get here, every field in wants has a matching field in has. */
172	return TRUE;	155	return true;
173	}	156	}
174		157
175	/* Returns TRUE if ob1 has the same key_values as ob2. */	158	/* Returns TRUE if ob1 has the same key_values as ob2. */
176	static int	159	static bool
177	compare_ob_value_lists (const object *ob1, const object *ob2)	160	compare_ob_value_lists (const object *ob1, const object *ob2)
178	{	161	{
179	/* However, there may be fields in has which aren't partnered in wants,	162	/* However, there may be fields in has which aren't partnered in wants,
180	* so we need to run the comparison *twice*. :(	163	* so we need to run the comparison *twice*. :(
181	*/	164	*/
182	return compare_ob_value_lists_one (ob1, ob2) && compare_ob_value_lists_one (ob2, ob1);	165	return compare_ob_value_lists_one (ob1, ob2)
		166	&& compare_ob_value_lists_one (ob2, ob1);
183	}	167	}
184		168
185	/* Function examines the 2 objects given to it, and returns true if	169	/* Function examines the 2 objects given to it, and returns true if
186	* they can be merged together.	170	* they can be merged together.
187	*	171	*
…		…
202	|| ob1->speed != ob2->speed	186	|| ob1->speed != ob2->speed
203	|| ob1->value != ob2->value	187	|| ob1->value != ob2->value
204	|| ob1->name != ob2->name)	188	|| ob1->name != ob2->name)
205	return 0;	189	return 0;
206		190
207	//TODO: this ain't working well, use nicer and correct overflow check	191	// some objects are unmergable
208	/* Do not merge objects if nrof would overflow. We use 1UL<<31 since that	192	if (!ob1->nrof || !ob2->nrof)
209	* value could not be stored in a sint32 (which unfortunately sometimes is	193	return 0;
210	* used to store nrof).	194
		195	/* Do not merge objects if nrof would overflow. First part checks
		196	* for unsigned overflow (2c), second part checks whether the result
		197	* would fit into a 32 bit signed int, which is often used to hold
		198	* nrof values.
211	*/	199	*/
212	if (ob1->nrof + ob2->nrof >= 1UL << 31)	200	if (~ob1->nrof < ob2->nrof || ob1->nrof + ob2->nrof > (1UL << 31))
213	return 0;	201	return 0;
214		202
215	/* If the objects have been identified, set the BEEN_APPLIED flag.	203	/* 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	204	* 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	205	* 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	206	* are not equal - just if it has been identified, the been_applied
219	* flags lose any meaning.	207	* flags lose any meaning.
220	*/	208	*/
221	if (QUERY_FLAG (ob1, FLAG_IDENTIFIED))	209	if (QUERY_FLAG (ob1, FLAG_IDENTIFIED))
222	SET_FLAG (ob1, FLAG_BEEN_APPLIED);	210	SET_FLAG (ob1, FLAG_BEEN_APPLIED);
223		211
224	if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))	212	if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))
225	SET_FLAG (ob2, FLAG_BEEN_APPLIED);	213	SET_FLAG (ob2, FLAG_BEEN_APPLIED);
226		214
227	if ((ob1->flag ^ ob2->flag).reset (FLAG_INV_LOCKED).reset (FLAG_CLIENT_SENT).any ()	215	if (ob1->arch->archname != ob2->arch->archname
228	|| ob1->arch != ob2->arch
229	|| ob1->name != ob2->name	216	|| ob1->name != ob2->name
230	|| ob1->title != ob2->title	217	|| ob1->title != ob2->title
231	|| ob1->msg != ob2->msg	218	|| ob1->msg != ob2->msg
232	|| ob1->weight != ob2->weight	219	|| 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	220	|| ob1->attacktype != ob2->attacktype
236	|| ob1->magic != ob2->magic	221	|| ob1->magic != ob2->magic
237	|| ob1->slaying != ob2->slaying	222	|| ob1->slaying != ob2->slaying
238	|| ob1->skill != ob2->skill	223	|| ob1->skill != ob2->skill
239	|| ob1->value != ob2->value	224	|| ob1->value != ob2->value
240	|| ob1->animation_id != ob2->animation_id	225	|| ob1->animation_id != ob2->animation_id
		226	|| (ob1->face != ob2->face && !ob1->animation_id) // face and animation are dependent on each other
241	|| ob1->client_type != ob2->client_type	227	|| ob1->client_type != ob2->client_type
242	|| ob1->materialname != ob2->materialname	228	|| ob1->materialname != ob2->materialname
243	|| ob1->lore != ob2->lore	229	|| ob1->lore != ob2->lore
244	|| ob1->subtype != ob2->subtype	230	|| ob1->subtype != ob2->subtype
245	|| ob1->move_type != ob2->move_type	231	|| ob1->move_type != ob2->move_type
246	|| ob1->move_block != ob2->move_block	232	|| ob1->move_block != ob2->move_block
247	|| ob1->move_allow != ob2->move_allow	233	|| ob1->move_allow != ob2->move_allow
248	|| ob1->move_on != ob2->move_on	234	|| ob1->move_on != ob2->move_on
249	|| ob1->move_off != ob2->move_off	235	|| ob1->move_off != ob2->move_off
250	|| ob1->move_slow != ob2->move_slow	236	|| ob1->move_slow != ob2->move_slow
251	|| ob1->move_slow_penalty != ob2->move_slow_penalty)	237	|| ob1->move_slow_penalty != ob2->move_slow_penalty
		238	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
		239	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))
252	return 0;	240	return 0;
253		241
		242	if ((ob1->flag ^ ob2->flag)
		243	.reset (FLAG_INV_LOCKED)
		244	.reset (FLAG_CLIENT_SENT)
		245	.reset (FLAG_REMOVED)
		246	.any ())
		247	return 0;
		248
254	/* This is really a spellbook check - really, we should	249	/* This is really a spellbook check - we should in general
255	* check all objects in the inventory.	250	* not merge objects with real inventories, as splitting them
		251	* is hard.
256	*/	252	*/
257	if (ob1->inv || ob2->inv)	253	if (ob1->inv || ob2->inv)
258	{	254	{
259	/* if one object has inventory but the other doesn't, not equiv */	255	if (!(ob1->inv && ob2->inv))
260	if ((ob1->inv && !ob2->inv) || (ob2->inv && !ob1->inv))	256	return 0; /* inventories differ in length */
261	return 0;
262		257
263	/* Now check to see if the two inventory objects could merge */	258	if (ob1->inv->below || ob2->inv->below)
		259	return 0; /* more than one object in inv */
		260
264	if (!object::can_merge (ob1->inv, ob2->inv))	261	if (!object::can_merge (ob1->inv, ob2->inv))
265	return 0;	262	return 0; /* inventory objects differ */
266		263
267	/* inventory ok - still need to check rest of this object to see	264	/* inventory ok - still need to check rest of this object to see
268	* if it is valid.	265	* if it is valid.
269	*/	266	*/
270	}	267	}
…		…
289	if (ob1->level != ob2->level)	286	if (ob1->level != ob2->level)
290	return 0;	287	return 0;
291	break;	288	break;
292	}	289	}
293		290
294	if (ob1->key_values != NULL || ob2->key_values != NULL)	291	if (ob1->key_values || ob2->key_values)
295	{	292	{
296	/* At least one of these has key_values. */	293	/* At least one of these has key_values. */
297	if ((ob1->key_values == NULL) != (ob2->key_values == NULL))	294	if ((!ob1->key_values) != (!ob2->key_values))
298	/* One has fields, but the other one doesn't. */	295	return 0; /* One has fields, but the other one doesn't. */
299	return 0;	296
300	else if (!compare_ob_value_lists (ob1, ob2))	297	if (!compare_ob_value_lists (ob1, ob2))
301	return 0;	298	return 0;
302	}	299	}
303		300
304	if (ob1->self || ob2->self)	301	if (ob1->self || ob2->self)
305	{	302	{
306	ob1->optimise ();	303	ob1->optimise ();
307	ob2->optimise ();	304	ob2->optimise ();
308		305
309	if (ob1->self || ob2->self)	306	if (ob1->self || ob2->self)
		307	{
		308	int k1 = ob1->self ? HvTOTALKEYS (ob1->self) : 0;
		309	int k2 = ob2->self ? HvTOTALKEYS (ob2->self) : 0;
		310
		311	if (k1 != k2)
		312	return 0;
		313
		314	if (k1 == 0)
		315	return 1;
		316
310	if (!cfperl_can_merge (ob1, ob2))	317	if (!cfperl_can_merge (ob1, ob2))
311	return 0;	318	return 0;
		319	}
312	}	320	}
313		321
314	/* Everything passes, must be OK. */	322	/* Everything passes, must be OK. */
315	return 1;	323	return 1;
316	}	324	}
317		325
		326	// find player who can see this object
		327	object *
		328	object::visible_to () const
		329	{
		330	if (client_visible () && !flag [FLAG_REMOVED])
		331	{
		332	// see if we are in a container of sorts
		333	if (env)
		334	{
		335	// the player inventory itself is always visible
		336	if (env->type == PLAYER)
		337	return env;
		338
		339	// else a player could have our env open
		340	object *envest = env->outer_env ();
		341
		342	// the player itself is always on a map, so we will find him here
		343	// even if our inv is in a player.
		344	if (envest->is_on_map ())
		345	if (object *pl = envest->ms ().player ())
		346	if (pl->container == env)
		347	return pl;
		348	}
		349	else
		350	{
		351	// maybe there is a player standing on the same mapspace
		352	// this will catch the case where "this" is a player
		353	if (object *pl = ms ().player ())
		354	if (!pl->container || this == pl->container)
		355	return pl;
		356	}
		357	}
		358
		359	return 0;
		360	}
		361
		362	// adjust weight per container type ("of holding")
		363	static sint32
		364	weight_adjust_for (object *op, sint32 weight)
		365	{
		366	return op->type == CONTAINER
		367	? lerp (weight, 0, 100, 0, 100 - op->stats.Str)
		368	: weight;
		369	}
		370
318	/*	371	/*
		372	* adjust_weight(object, weight) adds the specified weight to an object,
		373	* and also updates how much the environment(s) is/are carrying.
		374	*/
		375	static void
		376	adjust_weight (object *op, sint32 weight)
		377	{
		378	while (op)
		379	{
		380	// adjust by actual difference to account for rounding errors
		381	// i.e. (w2 - w1) / f != w2 / f - w1 / f and the latter is correct
		382	weight = weight_adjust_for (op, op->carrying)
		383	- weight_adjust_for (op, op->carrying - weight);
		384
		385	if (!weight)
		386	return;
		387
		388	op->carrying += weight;
		389
		390	if (object *pl = op->visible_to ())
		391	if (pl != op) // player is handled lazily
		392	esrv_update_item (UPD_WEIGHT, pl, op);
		393
		394	op = op->env;
		395	}
		396	}
		397
		398	/*
319	* sum_weight() is a recursive function which calculates the weight	399	* this is a recursive function which calculates the weight
320	* an object is carrying. It goes through in figures out how much	400	* an object is carrying. It goes through op and figures out how much
321	* containers are carrying, and sums it up.	401	* containers are carrying, and sums it up.
322	*/	402	*/
323	long	403	void
324	sum_weight (object *op)	404	object::update_weight ()
325	{	405	{
326	long sum;	406	sint32 sum = 0;
327	object *inv;
328		407
329	for (sum = 0, inv = op->inv; inv; inv = inv->below)	408	for (object *op = inv; op; op = op->below)
330	{	409	{
331	if (inv->inv)	410	if (op->inv)
332	sum_weight (inv);	411	op->update_weight ();
333		412
334	sum += inv->carrying + inv->weight * (inv->nrof ? inv->nrof : 1);	413	sum += op->total_weight ();
		414	}
		415
		416	sum = weight_adjust_for (this, sum);
		417
		418	if (sum != carrying)
335	}	419	{
336
337	if (op->type == CONTAINER && op->stats.Str)
338	sum = (sum * (100 - op->stats.Str)) / 100;
339
340	if (op->carrying != sum)
341	op->carrying = sum;	420	carrying = sum;
342		421
343	return sum;	422	if (object *pl = visible_to ())
		423	if (pl != this) // player is handled lazily
		424	esrv_update_item (UPD_WEIGHT, pl, this);
		425	}
344	}	426	}
345		427
346	/**	428	/*
347	* Return the outermost environment object for a given object.	429	* Used by: Server DM commands: dumpbelow, dump. Some error messages.
348	*/
349
350	object *
351	object_get_env_recursive (object *op)
352	{
353	while (op->env != NULL)
354	op = op->env;
355	return op;
356	}
357
358	/*
359	* Used by: Crossedit: dump. Server DM commands: dumpbelow, dump.
360	* Some error messages.
361	* The result of the dump is stored in the static global errmsg array.
362	*/	430	*/
363	char *	431	char *
364	dump_object (object *op)	432	dump_object (object *op)
365	{	433	{
366	if (!op)	434	if (!op)
…		…
374	/*	442	/*
375	* get_nearest_part(multi-object, object 2) returns the part of the	443	* get_nearest_part(multi-object, object 2) returns the part of the
376	* multi-object 1 which is closest to the second object.	444	* multi-object 1 which is closest to the second object.
377	* If it's not a multi-object, it is returned.	445	* If it's not a multi-object, it is returned.
378	*/	446	*/
379
380	object *	447	object *
381	get_nearest_part (object *op, const object *pl)	448	get_nearest_part (object *op, const object *pl)
382	{	449	{
383	object *tmp, *closest;	450	object *tmp, *closest;
384	int last_dist, i;	451	int last_dist, i;
385		452
386	if (op->more == NULL)	453	if (!op->more)
387	return op;	454	return op;
		455
388	for (last_dist = distance (op, pl), closest = op, tmp = op->more; tmp != NULL; tmp = tmp->more)	456	for (last_dist = distance (op, pl), closest = op, tmp = op->more;
		457	tmp;
		458	tmp = tmp->more)
389	if ((i = distance (tmp, pl)) < last_dist)	459	if ((i = distance (tmp, pl)) < last_dist)
390	closest = tmp, last_dist = i;	460	closest = tmp, last_dist = i;
		461
391	return closest;	462	return closest;
392	}	463	}
393		464
394	/*	465	/*
395	* Returns the object which has the count-variable equal to the argument.	466	* Returns the object which has the count-variable equal to the argument.
		467	* VERRRY slow.
396	*/	468	*/
397	object *	469	object *
398	find_object (tag_t i)	470	find_object (tag_t i)
399	{	471	{
400	for_all_objects (op)	472	for_all_objects (op)
…		…
411	*/	483	*/
412	object *	484	object *
413	find_object_name (const char *str)	485	find_object_name (const char *str)
414	{	486	{
415	shstr_cmp str_ (str);	487	shstr_cmp str_ (str);
416	object *op;
417		488
		489	if (str_)
418	for_all_objects (op)	490	for_all_objects (op)
419	if (op->name == str_)	491	if (op->name == str_)
420	break;	492	return op;
421		493
422	return op;	494	return 0;
423	}
424
425	void
426	free_all_object_data ()
427	{
428	LOG (llevDebug, "%d allocated objects\n", nrofallocobjects);
429	}	495	}
430		496
431	/*	497	/*
432	* Sets the owner and sets the skill and exp pointers to owner's current	498	* Sets the owner and sets the skill and exp pointers to owner's current
433	* skill and experience objects.	499	* skill and experience objects.
		500	* ACTUALLY NO! investigate! TODO
434	*/	501	*/
435	void	502	void
436	object::set_owner (object *owner)	503	object::set_owner (object *owner)
437	{	504	{
		505	// allow objects which own objects
438	if (!owner)	506	if (owner)
439	return;
440
441	/* next line added to allow objects which own objects */
442	/* Add a check for ownercounts in here, as I got into an endless loop
443	* with the fireball owning a poison cloud which then owned the
444	* fireball. I believe that was caused by one of the objects getting
445	* freed and then another object replacing it. Since the ownercounts
446	* didn't match, this check is valid and I believe that cause is valid.
447	*/
448	while (owner->owner)	507	while (owner->owner)
449	owner = owner->owner;	508	owner = owner->owner;
		509
		510	if (flag [FLAG_FREED])
		511	{
		512	LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ());
		513	return;
		514	}
450		515
451	this->owner = owner;	516	this->owner = owner;
452	}	517	}
453		518
454	int	519	int
…		…
532	}	597	}
533		598
534	op->key_values = 0;	599	op->key_values = 0;
535	}	600	}
536		601
537	object &	602	/*
538	object::operator =(const object &src)	603	* copy_to first frees everything allocated by the dst object,
		604	* and then copies the contents of itself into the second
		605	* object, allocating what needs to be allocated. Basically, any
		606	* data that is malloc'd needs to be re-malloc/copied. Otherwise,
		607	* if the first object is freed, the pointers in the new object
		608	* will point at garbage.
		609	*/
		610	void
		611	object::copy_to (object *dst)
539	{	612	{
540	bool is_freed = flag [FLAG_FREED];	613	dst->remove ();
541	bool is_removed = flag [FLAG_REMOVED];
542
543	*(object_copy *)this = src;	614	*(object_copy *)dst = *this;
544
545	flag [FLAG_FREED] = is_freed;
546	flag [FLAG_REMOVED] = is_removed;	615	dst->flag [FLAG_REMOVED] = true;
547		616
548	/* Copy over key_values, if any. */	617	/* Copy over key_values, if any. */
549	if (src.key_values)	618	if (key_values)
550	{	619	{
551	key_value *tail = 0;	620	key_value *tail = 0;
552	key_values = 0;	621	dst->key_values = 0;
553		622
554	for (key_value *i = src.key_values; i; i = i->next)	623	for (key_value *i = key_values; i; i = i->next)
555	{	624	{
556	key_value *new_link = new key_value;	625	key_value *new_link = new key_value;
557		626
558	new_link->next = 0;	627	new_link->next = 0;
559	new_link->key = i->key;	628	new_link->key = i->key;
560	new_link->value = i->value;	629	new_link->value = i->value;
561		630
562	/* Try and be clever here, too. */	631	/* Try and be clever here, too. */
563	if (!key_values)	632	if (!dst->key_values)
564	{	633	{
565	key_values = new_link;	634	dst->key_values = new_link;
566	tail = new_link;	635	tail = new_link;
567	}	636	}
568	else	637	else
569	{	638	{
570	tail->next = new_link;	639	tail->next = new_link;
571	tail = new_link;	640	tail = new_link;
572	}	641	}
573	}	642	}
574	}	643	}
575	}
576
577	/*
578	* copy_to first frees everything allocated by the dst object,
579	* and then copies the contents of itself into the second
580	* object, allocating what needs to be allocated. Basically, any
581	* data that is malloc'd needs to be re-malloc/copied. Otherwise,
582	* if the first object is freed, the pointers in the new object
583	* will point at garbage.
584	*/
585	void
586	object::copy_to (object *dst)
587	{
588	*dst = *this;
589		644
590	if (speed < 0)	645	if (speed < 0)
591	dst->speed_left = speed_left - rndm ();	646	dst->speed_left -= rndm ();
592		647
593	dst->set_speed (dst->speed);	648	dst->set_speed (dst->speed);
594	}	649	}
595		650
596	void	651	void
597	object::instantiate ()	652	object::instantiate ()
598	{	653	{
599	if (!uuid.seq) // HACK	654	if (!uuid.seq) // HACK
600	uuid = gen_uuid ();	655	uuid = UUID::gen ();
601		656
602	speed_left = -0.1f;	657	speed_left = -0.1f;
603	/* copy the body_info to the body_used - this is only really	658	/* copy the body_info to the body_used - this is only really
604	* need for monsters, but doesn't hurt to do it for everything.	659	* need for monsters, but doesn't hurt to do it for everything.
605	* by doing so, when a monster is created, it has good starting	660	* by doing so, when a monster is created, it has good starting
…		…
615	object *	670	object *
616	object::clone ()	671	object::clone ()
617	{	672	{
618	object *neu = create ();	673	object *neu = create ();
619	copy_to (neu);	674	copy_to (neu);
		675	neu->map = map; // not copied by copy_to
620	return neu;	676	return neu;
621	}	677	}
622		678
623	/*	679	/*
624	* If an object with the IS_TURNABLE() flag needs to be turned due	680	* If an object with the IS_TURNABLE() flag needs to be turned due
…		…
675	* UP_OBJ_FACE: only the objects face has changed.	731	* UP_OBJ_FACE: only the objects face has changed.
676	*/	732	*/
677	void	733	void
678	update_object (object *op, int action)	734	update_object (object *op, int action)
679	{	735	{
680	if (op == NULL)	736	if (!op)
681	{	737	{
682	/* this should never happen */	738	/* this should never happen */
683	LOG (llevDebug, "update_object() called for NULL object.\n");	739	LOG (llevError | logBacktrace, "update_object() called for NULL object.\n");
684	return;	740	return;
685	}	741	}
686		742
687	if (op->env)	743	if (!op->is_on_map ())
688	{	744	{
689	/* Animation is currently handled by client, so nothing	745	/* Animation is currently handled by client, so nothing
690	* to do in this case.	746	* to do in this case.
691	*/	747	*/
692	return;	748	return;
693	}	749	}
694
695	/* If the map is saving, don't do anything as everything is
696	* going to get freed anyways.
697	*/
698	if (!op->map || op->map->in_memory == MAP_SAVING)
699	return;
700		750
701	/* make sure the object is within map boundaries */	751	/* make sure the object is within map boundaries */
702	if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height)	752	if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height)
703	{	753	{
704	LOG (llevError, "update_object() called for object out of map!\n");	754	LOG (llevError, "update_object() called for object out of map!\n");
…		…
764	static int object_count;	814	static int object_count;
765		815
766	void object::link ()	816	void object::link ()
767	{	817	{
768	assert (!index);//D	818	assert (!index);//D
769	uuid = gen_uuid ();	819	uuid = UUID::gen ();
770	count = ++object_count;	820	count = ++object_count;
771		821
772	refcnt_inc ();	822	refcnt_inc ();
773	objects.insert (this);	823	objects.insert (this);
774	}	824	}
…		…
847	object::destroy_inv (bool drop_to_ground)	897	object::destroy_inv (bool drop_to_ground)
848	{	898	{
849	// need to check first, because the checks below might segfault	899	// need to check first, because the checks below might segfault
850	// as we might be on an invalid mapspace and crossfire code	900	// as we might be on an invalid mapspace and crossfire code
851	// is too buggy to ensure that the inventory is empty.	901	// is too buggy to ensure that the inventory is empty.
852	// corollary: if you create arrows etc. with stuff in tis inventory,	902	// corollary: if you create arrows etc. with stuff in its inventory,
853	// cf will crash below with off-map x and y	903	// cf will crash below with off-map x and y
854	if (!inv)	904	if (!inv)
855	return;	905	return;
856		906
857	/* Only if the space blocks everything do we not process -	907	/* Only if the space blocks everything do we not process -
858	* if some form of movement is allowed, let objects	908	* if some form of movement is allowed, let objects
859	* drop on that space.	909	* drop on that space.
860	*/	910	*/
861	if (!drop_to_ground	911	if (!drop_to_ground
862	|| !map	912	|| !map
863	|| map->in_memory != MAP_IN_MEMORY	913	|| map->in_memory != MAP_ACTIVE
864	|| map->nodrop	914	|| map->no_drop
865	|| ms ().move_block == MOVE_ALL)	915	|| ms ().move_block == MOVE_ALL)
866	{	916	{
867	while (inv)	917	while (inv)
868	{	918	{
869	inv->destroy_inv (drop_to_ground);	919	inv->destroy_inv (false);
870	inv->destroy ();	920	inv->destroy ();
871	}	921	}
872	}	922	}
873	else	923	else
874	{ /* Put objects in inventory onto this space */	924	{ /* Put objects in inventory onto this space */
…		…
880	|| op->flag [FLAG_NO_DROP]	930	|| op->flag [FLAG_NO_DROP]
881	|| op->type == RUNE	931	|| op->type == RUNE
882	|| op->type == TRAP	932	|| op->type == TRAP
883	|| op->flag [FLAG_IS_A_TEMPLATE]	933	|| op->flag [FLAG_IS_A_TEMPLATE]
884	|| op->flag [FLAG_DESTROY_ON_DEATH])	934	|| op->flag [FLAG_DESTROY_ON_DEATH])
885	op->destroy ();	935	op->destroy (true);
886	else	936	else
887	map->insert (op, x, y);	937	map->insert (op, x, y);
888	}	938	}
889	}	939	}
890	}	940	}
…		…
894	object *op = new object;	944	object *op = new object;
895	op->link ();	945	op->link ();
896	return op;	946	return op;
897	}	947	}
898		948
		949	static struct freed_map : maptile
		950	{
		951	freed_map ()
		952	{
		953	path = "<freed objects map>";
		954	name = "/internal/freed_objects_map";
		955	width = 3;
		956	height = 3;
		957	no_drop = 1;
		958	no_reset = 1;
		959
		960	alloc ();
		961	in_memory = MAP_ACTIVE;
		962	}
		963
		964	~freed_map ()
		965	{
		966	destroy ();
		967	}
		968	} freed_map; // freed objects are moved here to avoid crashes
		969
899	void	970	void
900	object::do_destroy ()	971	object::do_destroy ()
901	{	972	{
902	attachable::do_destroy ();
903
904	if (flag [FLAG_IS_LINKED])	973	if (flag [FLAG_IS_LINKED])
905	remove_button_link (this);	974	remove_button_link (this);
906		975
907	if (flag [FLAG_FRIENDLY])	976	if (flag [FLAG_FRIENDLY])
908	remove_friendly_object (this);	977	remove_friendly_object (this);
909		978
910	if (!flag [FLAG_REMOVED])
911	remove ();	979	remove ();
912		980
913	destroy_inv (true);	981	attachable::do_destroy ();
914		982
915	deactivate ();	983	deactivate ();
916	unlink ();	984	unlink ();
917		985
918	flag [FLAG_FREED] = 1;	986	flag [FLAG_FREED] = 1;
919		987
920	// hack to ensure that freed objects still have a valid map	988	// hack to ensure that freed objects still have a valid map
921	{
922	static maptile *freed_map; // freed objects are moved here to avoid crashes
923
924	if (!freed_map)
925	{
926	freed_map = new maptile;
927
928	freed_map->name = "/internal/freed_objects_map";
929	freed_map->width = 3;
930	freed_map->height = 3;
931
932	freed_map->alloc ();
933	freed_map->in_memory = MAP_IN_MEMORY;
934	}
935
936	map = freed_map;	989	map = &freed_map;
937	x = 1;	990	x = 1;
938	y = 1;	991	y = 1;
939	}
940		992
941	if (more)	993	if (more)
942	{	994	{
943	more->destroy ();	995	more->destroy ();
944	more = 0;	996	more = 0;
…		…
957	object::destroy (bool destroy_inventory)	1009	object::destroy (bool destroy_inventory)
958	{	1010	{
959	if (destroyed ())	1011	if (destroyed ())
960	return;	1012	return;
961		1013
		1014	if (!is_head () && !head->destroyed ())
		1015	{
		1016	LOG (llevError | logBacktrace, "tried to destroy the tail of an object");
		1017	head->destroy (destroy_inventory);
		1018	return;
		1019	}
		1020
962	if (destroy_inventory)	1021	destroy_inv (!destroy_inventory);
963	destroy_inv (false);
964		1022
		1023	if (is_head ())
		1024	if (sound_destroy)
965	play_sound (sound_die);	1025	play_sound (sound_destroy);
		1026	else if (flag [FLAG_MONSTER])
		1027	play_sound (sound_find ("monster_destroy")); // quick hack, too lazy to create a generic mechanism
966		1028
967	attachable::destroy ();	1029	attachable::destroy ();
968	}
969
970	/*
971	* sub_weight() recursively (outwards) subtracts a number from the
972	* weight of an object (and what is carried by it's environment(s)).
973	*/
974	void
975	sub_weight (object *op, signed long weight)
976	{
977	while (op != NULL)
978	{
979	if (op->type == CONTAINER)
980	weight = (signed long) (weight * (100 - op->stats.Str) / 100);
981
982	op->carrying -= weight;
983	op = op->env;
984	}
985	}	1030	}
986		1031
987	/* op->remove ():	1032	/* op->remove ():
988	* This function removes the object op from the linked list of objects	1033	* This function removes the object op from the linked list of objects
989	* which it is currently tied to. When this function is done, the	1034	* which it is currently tied to. When this function is done, the
…		…
995	object::do_remove ()	1040	object::do_remove ()
996	{	1041	{
997	object *tmp, *last = 0;	1042	object *tmp, *last = 0;
998	object *otmp;	1043	object *otmp;
999		1044
1000	if (QUERY_FLAG (this, FLAG_REMOVED))	1045	if (flag [FLAG_REMOVED])
1001	return;	1046	return;
1002		1047
1003	SET_FLAG (this, FLAG_REMOVED);
1004	INVOKE_OBJECT (REMOVE, this);	1048	INVOKE_OBJECT (REMOVE, this);
		1049
		1050	flag [FLAG_REMOVED] = true;
1005		1051
1006	if (more)	1052	if (more)
1007	more->remove ();	1053	more->remove ();
1008		1054
1009	/*	1055	/*
1010	* In this case, the object to be removed is in someones	1056	* In this case, the object to be removed is in someones
1011	* inventory.	1057	* inventory.
1012	*/	1058	*/
1013	if (env)	1059	if (env)
1014	{	1060	{
1015	if (nrof)	1061	flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed
1016	sub_weight (env, weight * nrof);	1062	if (object *pl = visible_to ())
1017	else	1063	esrv_del_item (pl->contr, count);
1018	sub_weight (env, weight + carrying);	1064	flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed
		1065
		1066	adjust_weight (env, -total_weight ());
		1067
		1068	/* we set up values so that it could be inserted into
		1069	* the map, but we don't actually do that - it is up
		1070	* to the caller to decide what we want to do.
		1071	*/
		1072	map = env->map;
		1073	x = env->x;
		1074	y = env->y;
		1075
		1076	// make sure cmov optimisation is applicable
		1077	*(above ? &above->below : &env->inv) = below;
		1078	*(below ? &below->above : &above ) = above; // &above is just a dummy
		1079
		1080	above = 0;
		1081	below = 0;
		1082	env = 0;
1019		1083
1020	/* NO_FIX_PLAYER is set when a great many changes are being	1084	/* NO_FIX_PLAYER is set when a great many changes are being
1021	* made to players inventory. If set, avoiding the call	1085	* made to players inventory. If set, avoiding the call
1022	* to save cpu time.	1086	* to save cpu time.
1023	*/	1087	*/
1024	if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))	1088	if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1025	otmp->update_stats ();	1089	otmp->update_stats ();
1026
1027	if (above)
1028	above->below = below;
1029	else
1030	env->inv = below;
1031
1032	if (below)
1033	below->above = above;
1034
1035	/* we set up values so that it could be inserted into
1036	* the map, but we don't actually do that - it is up
1037	* to the caller to decide what we want to do.
1038	*/
1039	x = env->x, y = env->y;
1040	map = env->map;
1041	above = 0, below = 0;
1042	env = 0;
1043	}	1090	}
1044	else if (map)	1091	else if (map)
1045	{	1092	{
1046	if (type == PLAYER)
1047	{
1048	// leaving a spot always closes any open container on the ground
1049	if (container && !container->env)
1050	// this causes spurious floorbox updates, but it ensures
1051	// that the CLOSE event is being sent.
1052	close_container ();
1053
1054	--map->players;
1055	map->touch ();
1056	}
1057
1058	map->dirty = true;	1093	map->dirty = true;
1059	mapspace &ms = this->ms ();	1094	mapspace &ms = this->ms ();
1060		1095
		1096	if (object *pl = ms.player ())
		1097	{
		1098	if (type == PLAYER) // this == pl(!)
		1099	{
		1100	// leaving a spot always closes any open container on the ground
		1101	if (container && !container->env)
		1102	// this causes spurious floorbox updates, but it ensures
		1103	// that the CLOSE event is being sent.
		1104	close_container ();
		1105
		1106	--map->players;
		1107	map->touch ();
		1108	}
		1109	else if (pl->container == this)
		1110	{
		1111	// removing a container should close it
		1112	close_container ();
		1113	}
		1114
		1115	esrv_del_item (pl->contr, count);
		1116	}
		1117
1061	/* link the object above us */	1118	/* link the object above us */
1062	if (above)	1119	// re-link, make sure compiler can easily use cmove
1063	above->below = below;	1120	*(above ? &above->below : &ms.top) = below;
1064	else	1121	*(below ? &below->above : &ms.bot) = above;
1065	ms.top = below; /* we were top, set new top */
1066
1067	/* Relink the object below us, if there is one */
1068	if (below)
1069	below->above = above;
1070	else
1071	{
1072	/* Nothing below, which means we need to relink map object for this space
1073	* use translated coordinates in case some oddness with map tiling is
1074	* evident
1075	*/
1076	if (GET_MAP_OB (map, x, y) != this)
1077	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 ());
1078
1079	ms.bot = above; /* goes on above it. */
1080	}
1081		1122
1082	above = 0;	1123	above = 0;
1083	below = 0;	1124	below = 0;
1084		1125
1085	if (map->in_memory == MAP_SAVING)	1126	if (map->in_memory == MAP_SAVING)
1086	return;	1127	return;
1087		1128
1088	int check_walk_off = !flag [FLAG_NO_APPLY];	1129	int check_walk_off = !flag [FLAG_NO_APPLY];
		1130
		1131	if (object *pl = ms.player ())
		1132	{
		1133	if (pl->container == this)
		1134	/* If a container that the player is currently using somehow gets
		1135	* removed (most likely destroyed), update the player view
		1136	* appropriately.
		1137	*/
		1138	pl->close_container ();
		1139
		1140	//TODO: the floorbox prev/next might need updating
		1141	//esrv_del_item (pl->contr, count);
		1142	//TODO: update floorbox to preserve ordering
		1143	if (pl->contr->ns)
		1144	pl->contr->ns->floorbox_update ();
		1145	}
1089		1146
1090	for (tmp = ms.bot; tmp; tmp = tmp->above)	1147	for (tmp = ms.bot; tmp; tmp = tmp->above)
1091	{	1148	{
1092	/* No point updating the players look faces if he is the object	1149	/* No point updating the players look faces if he is the object
1093	* being removed.	1150	* being removed.
1094	*/	1151	*/
1095
1096	if (tmp->type == PLAYER && tmp != this)
1097	{
1098	/* If a container that the player is currently using somehow gets
1099	* removed (most likely destroyed), update the player view
1100	* appropriately.
1101	*/
1102	if (tmp->container == this)
1103	{
1104	flag [FLAG_APPLIED] = 0;
1105	tmp->container = 0;
1106	}
1107
1108	if (tmp->contr->ns)
1109	tmp->contr->ns->floorbox_update ();
1110	}
1111		1152
1112	/* See if object moving off should effect something */	1153	/* See if object moving off should effect something */
1113	if (check_walk_off	1154	if (check_walk_off
1114	&& ((move_type & tmp->move_off)	1155	&& ((move_type & tmp->move_off)
1115	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))	1156	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))
…		…
1147	merge_ob (object *op, object *top)	1188	merge_ob (object *op, object *top)
1148	{	1189	{
1149	if (!op->nrof)	1190	if (!op->nrof)
1150	return 0;	1191	return 0;
1151		1192
1152	if (top)	1193	if (!top)
1153	for (top = op; top && top->above; top = top->above)	1194	for (top = op; top && top->above; top = top->above)
1154	;	1195	;
1155		1196
1156	for (; top; top = top->below)	1197	for (; top; top = top->below)
1157	{
1158	if (top == op)
1159	continue;
1160
1161	if (object::can_merge (op, top))	1198	if (object::can_merge (op, top))
1162	{	1199	{
1163	top->nrof += op->nrof;	1200	top->nrof += op->nrof;
1164		1201
1165	/* CLEAR_FLAG(top,FLAG_STARTEQUIP);*/	1202	if (object *pl = top->visible_to ())
1166	op->weight = 0; /* Don't want any adjustements now */	1203	esrv_update_item (UPD_NROF, pl, top);
		1204
		1205	op->weight = 0; // cancel the addition above
		1206	op->carrying = 0; // must be 0 already
		1207
1167	op->destroy ();	1208	op->destroy (1);
		1209
1168	return top;	1210	return top;
1169	}	1211	}
1170	}
1171		1212
1172	return 0;	1213	return 0;
1173	}	1214	}
1174		1215
1175	void	1216	void
…		…
1200	* job preparing multi-part monsters.	1241	* job preparing multi-part monsters.
1201	*/	1242	*/
1202	object *	1243	object *
1203	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)	1244	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1204	{	1245	{
		1246	op->remove ();
		1247
1205	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)	1248	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)
1206	{	1249	{
1207	tmp->x = x + tmp->arch->x;	1250	tmp->x = x + tmp->arch->x;
1208	tmp->y = y + tmp->arch->y;	1251	tmp->y = y + tmp->arch->y;
1209	}	1252	}
…		…
1232	* just 'op' otherwise	1275	* just 'op' otherwise
1233	*/	1276	*/
1234	object *	1277	object *
1235	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)	1278	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1236	{	1279	{
1237	assert (!op->flag [FLAG_FREED]);	1280	if (op->is_on_map ())
1238
1239	object *top, *floor = NULL;
1240
1241	op->remove ();
1242
1243	#if 0
1244	if (!m->active != !op->active)
1245	if (m->active)
1246	op->activate_recursive ();
1247	else
1248	op->deactivate_recursive ();
1249	#endif
1250
1251	if (out_of_map (m, op->x, op->y))
1252	{	1281	{
1253	LOG (llevError, "Trying to insert object outside the map.\n%s\n", op->debug_desc ());	1282	LOG (llevError, "insert_ob_in_map called for object already on map");
1254	#ifdef MANY_CORES
1255	/* Better to catch this here, as otherwise the next use of this object
1256	* is likely to cause a crash. Better to find out where it is getting
1257	* improperly inserted.
1258	*/
1259	abort ();	1283	abort ();
1260	#endif	1284	}
1261	return op;	1285
		1286	if (op->env)
1262	}	1287	{
		1288	LOG (llevError, "insert_ob_in_map called for object in an inventory (proceeding)");
		1289	op->remove ();
		1290	}
1263		1291
1264	if (object *more = op->more)	1292	if (op->face && !face_info (op->face))//D TODO: remove soon
1265	if (!insert_ob_in_map (more, m, originator, flag))	1293	{//D
1266	return 0;	1294	LOG (llevError | logBacktrace, "op->face out of bounds: %s", op->debug_desc ());//D
1267		1295	op->face = 1;//D
1268	CLEAR_FLAG (op, FLAG_REMOVED);	1296	}//D
1269		1297
1270	/* Ideally, the caller figures this out. However, it complicates a lot	1298	/* Ideally, the caller figures this out. However, it complicates a lot
1271	* of areas of callers (eg, anything that uses find_free_spot would now	1299	* of areas of callers (eg, anything that uses find_free_spot would now
1272	* need extra work	1300	* need extra work
1273	*/	1301	*/
1274	if (!xy_normalise (m, op->x, op->y))	1302	if (!xy_normalise (m, op->x, op->y))
		1303	{
		1304	op->head_ ()->destroy (1);// remove head_ once all tail object destroyers found
1275	return 0;	1305	return 0;
		1306	}
		1307
		1308	if (object *more = op->more)
		1309	if (!insert_ob_in_map (more, m, originator, flag))
		1310	return 0;
		1311
		1312	CLEAR_FLAG (op, FLAG_REMOVED);
1276		1313
1277	op->map = m;	1314	op->map = m;
1278	mapspace &ms = op->ms ();	1315	mapspace &ms = op->ms ();
1279		1316
1280	/* this has to be done after we translate the coordinates.	1317	/* this has to be done after we translate the coordinates.
1281	*/	1318	*/
1282	if (op->nrof && !(flag & INS_NO_MERGE))	1319	if (op->nrof && !(flag & INS_NO_MERGE))
1283	for (object *tmp = ms.bot; tmp; tmp = tmp->above)	1320	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1284	if (object::can_merge (op, tmp))	1321	if (object::can_merge (op, tmp))
1285	{	1322	{
		1323	// TODO: we actually want to update tmp, not op,
		1324	// but some caller surely breaks when we return tmp
		1325	// from here :/
1286	op->nrof += tmp->nrof;	1326	op->nrof += tmp->nrof;
1287	tmp->destroy ();	1327	tmp->destroy (1);
1288	}	1328	}
1289		1329
1290	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */	1330	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
1291	CLEAR_FLAG (op, FLAG_INV_LOCKED);	1331	CLEAR_FLAG (op, FLAG_INV_LOCKED);
1292		1332
…		…
1299	{	1339	{
1300	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");	1340	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");
1301	abort ();	1341	abort ();
1302	}	1342	}
1303		1343
		1344	if (!originator->is_on_map ())
		1345	LOG (llevDebug | logBacktrace, "insert_ob_in_map(%s) called with INS_BELOW_ORIGINATOR when originator '%s' not on map",
		1346	op->debug_desc (), originator->debug_desc ());
		1347
1304	op->above = originator;	1348	op->above = originator;
1305	op->below = originator->below;	1349	op->below = originator->below;
1306
1307	if (op->below)
1308	op->below->above = op;
1309	else
1310	ms.bot = op;
1311
1312	/* since *below* originator, no need to update top */
1313	originator->below = op;	1350	originator->below = op;
		1351
		1352	*(op->below ? &op->below->above : &ms.bot) = op;
1314	}	1353	}
1315	else	1354	else
1316	{	1355	{
1317	top = ms.bot;	1356	object *floor = 0;
		1357	object *top = ms.top;
1318		1358
1319	/* If there are other objects, then */	1359	/* If there are other objects, then */
1320	if ((!(flag & INS_MAP_LOAD)) && top)	1360	if (top)
1321	{	1361	{
1322	object *last = 0;
1323
1324	/*	1362	/*
1325	* If there are multiple objects on this space, we do some trickier handling.	1363	* If there are multiple objects on this space, we do some trickier handling.
1326	* We've already dealt with merging if appropriate.	1364	* We've already dealt with merging if appropriate.
1327	* Generally, we want to put the new object on top. But if	1365	* Generally, we want to put the new object on top. But if
1328	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last	1366	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last
…		…
1331	* once we get to them. This reduces the need to traverse over all of	1369	* once we get to them. This reduces the need to traverse over all of
1332	* them when adding another one - this saves quite a bit of cpu time	1370	* them when adding another one - this saves quite a bit of cpu time
1333	* when lots of spells are cast in one area. Currently, it is presumed	1371	* when lots of spells are cast in one area. Currently, it is presumed
1334	* that flying non pickable objects are spell objects.	1372	* that flying non pickable objects are spell objects.
1335	*/	1373	*/
1336	for (top = ms.bot; top; top = top->above)	1374	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1337	{	1375	{
1338	if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))	1376	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) || QUERY_FLAG (tmp, FLAG_OVERLAY_FLOOR))
1339	floor = top;	1377	floor = tmp;
1340		1378
1341	if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))	1379	if (QUERY_FLAG (tmp, FLAG_NO_PICK) && (tmp->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (tmp, FLAG_IS_FLOOR))
1342	{	1380	{
1343	/* We insert above top, so we want this object below this */	1381	/* We insert above top, so we want this object below this */
1344	top = top->below;	1382	top = tmp->below;
1345	break;	1383	break;
1346	}	1384	}
1347		1385
1348	last = top;	1386	top = tmp;
1349	}	1387	}
1350
1351	/* Don't want top to be NULL, so set it to the last valid object */
1352	top = last;
1353		1388
1354	/* We let update_position deal with figuring out what the space	1389	/* We let update_position deal with figuring out what the space
1355	* looks like instead of lots of conditions here.	1390	* looks like instead of lots of conditions here.
1356	* makes things faster, and effectively the same result.	1391	* makes things faster, and effectively the same result.
1357	*/	1392	*/
…		…
1364	*/	1399	*/
1365	if (!(flag & INS_ON_TOP)	1400	if (!(flag & INS_ON_TOP)
1366	&& ms.flags () & P_BLOCKSVIEW	1401	&& ms.flags () & P_BLOCKSVIEW
1367	&& (op->face && !faces [op->face].visibility))	1402	&& (op->face && !faces [op->face].visibility))
1368	{	1403	{
		1404	object *last;
		1405
1369	for (last = top; last != floor; last = last->below)	1406	for (last = top; last != floor; last = last->below)
1370	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))	1407	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))
1371	break;	1408	break;
1372		1409
1373	/* Check to see if we found the object that blocks view,	1410	/* Check to see if we found the object that blocks view,
…		…
1377	*/	1414	*/
1378	if (last && last->below && last != floor)	1415	if (last && last->below && last != floor)
1379	top = last->below;	1416	top = last->below;
1380	}	1417	}
1381	} /* If objects on this space */	1418	} /* If objects on this space */
1382	if (flag & INS_MAP_LOAD)
1383	top = ms.top;
1384		1419
1385	if (flag & INS_ABOVE_FLOOR_ONLY)	1420	if (flag & INS_ABOVE_FLOOR_ONLY)
1386	top = floor;	1421	top = floor;
1387		1422
1388	/* Top is the object that our object (op) is going to get inserted above.	1423	// insert object above top, or bottom-most if top = 0
1389	*/
1390
1391	/* First object on this space */
1392	if (!top)	1424	if (!top)
1393	{	1425	{
		1426	op->below = 0;
1394	op->above = ms.bot;	1427	op->above = ms.bot;
1395
1396	if (op->above)
1397	op->above->below = op;
1398
1399	op->below = 0;
1400	ms.bot = op;	1428	ms.bot = op;
		1429
		1430	*(op->above ? &op->above->below : &ms.top) = op;
1401	}	1431	}
1402	else	1432	else
1403	{ /* get inserted into the stack above top */	1433	{
1404	op->above = top->above;	1434	op->above = top->above;
1405
1406	if (op->above)
1407	op->above->below = op;	1435	top->above = op;
1408		1436
1409	op->below = top;	1437	op->below = top;
1410	top->above = op;	1438	*(op->above ? &op->above->below : &ms.top) = op;
1411	}	1439	}
1412		1440	}
1413	if (!op->above)
1414	ms.top = op;
1415	} /* else not INS_BELOW_ORIGINATOR */
1416		1441
1417	if (op->type == PLAYER)	1442	if (op->type == PLAYER)
1418	{	1443	{
1419	op->contr->do_los = 1;	1444	op->contr->do_los = 1;
1420	++op->map->players;	1445	++op->map->players;
1421	op->map->touch ();	1446	op->map->touch ();
1422	}	1447	}
1423		1448
1424	op->map->dirty = true;	1449	op->map->dirty = true;
1425		1450
1426	/* If we have a floor, we know the player, if any, will be above
1427	* it, so save a few ticks and start from there.
1428	*/
1429	if (!(flag & INS_MAP_LOAD))
1430	if (object *pl = ms.player ())	1451	if (object *pl = ms.player ())
		1452	//TODO: the floorbox prev/next might need updating
		1453	//esrv_send_item (pl, op);
		1454	//TODO: update floorbox to preserve ordering
1431	if (pl->contr->ns)	1455	if (pl->contr->ns)
1432	pl->contr->ns->floorbox_update ();	1456	pl->contr->ns->floorbox_update ();
1433		1457
1434	/* If this object glows, it may affect lighting conditions that are	1458	/* If this object glows, it may affect lighting conditions that are
1435	* visible to others on this map. But update_all_los is really	1459	* visible to others on this map. But update_all_los is really
1436	* an inefficient way to do this, as it means los for all players	1460	* an inefficient way to do this, as it means los for all players
1437	* on the map will get recalculated. The players could very well	1461	* on the map will get recalculated. The players could very well
…		…
1479	* op is the object to insert it under: supplies x and the map.	1503	* op is the object to insert it under: supplies x and the map.
1480	*/	1504	*/
1481	void	1505	void
1482	replace_insert_ob_in_map (const char *arch_string, object *op)	1506	replace_insert_ob_in_map (const char *arch_string, object *op)
1483	{	1507	{
1484	object *tmp, *tmp1;
1485
1486	/* first search for itself and remove any old instances */	1508	/* first search for itself and remove any old instances */
1487		1509
1488	for (tmp = op->ms ().bot; tmp; tmp = tmp->above)	1510	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
1489	if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */	1511	if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */
1490	tmp->destroy ();	1512	tmp->destroy (1);
1491		1513
1492	tmp1 = arch_to_object (archetype::find (arch_string));	1514	object *tmp = arch_to_object (archetype::find (arch_string));
1493		1515
1494	tmp1->x = op->x;	1516	tmp->x = op->x;
1495	tmp1->y = op->y;	1517	tmp->y = op->y;
		1518
1496	insert_ob_in_map (tmp1, op->map, op, 0);	1519	insert_ob_in_map (tmp, op->map, op, 0);
1497	}	1520	}
1498		1521
1499	object *	1522	object *
1500	object::insert_at (object *where, object *originator, int flags)	1523	object::insert_at (object *where, object *originator, int flags)
1501	{	1524	{
		1525	if (where->env)
		1526	return where->env->insert (this);
		1527	else
1502	return where->map->insert (this, where->x, where->y, originator, flags);	1528	return where->map->insert (this, where->x, where->y, originator, flags);
1503	}	1529	}
1504		1530
1505	/*	1531	/*
1506	* get_split_ob(ob,nr) splits up ob into two parts. The part which
1507	* is returned contains nr objects, and the remaining parts contains
1508	* the rest (or is removed and freed if that number is 0).
1509	* On failure, NULL is returned, and the reason put into the
1510	* global static errmsg array.
1511	*/
1512	object *
1513	get_split_ob (object *orig_ob, uint32 nr)
1514	{
1515	object *newob;
1516	int is_removed = (QUERY_FLAG (orig_ob, FLAG_REMOVED) != 0);
1517
1518	if (orig_ob->nrof < nr)
1519	{
1520	sprintf (errmsg, "There are only %d %ss.", orig_ob->nrof ? orig_ob->nrof : 1, &orig_ob->name);
1521	return NULL;
1522	}
1523
1524	newob = object_create_clone (orig_ob);
1525
1526	if ((orig_ob->nrof -= nr) < 1)
1527	orig_ob->destroy (1);
1528	else if (!is_removed)
1529	{
1530	if (orig_ob->env != NULL)
1531	sub_weight (orig_ob->env, orig_ob->weight * nr);
1532	if (orig_ob->env == NULL && orig_ob->map->in_memory != MAP_IN_MEMORY)
1533	{
1534	strcpy (errmsg, "Tried to split object whose map is not in memory.");
1535	LOG (llevDebug, "Error, Tried to split object whose map is not in memory.\n");
1536	return NULL;
1537	}
1538	}
1539
1540	newob->nrof = nr;
1541
1542	return newob;
1543	}
1544
1545	/*
1546	* decrease_ob_nr(object, number) decreases a specified number from	1532	* decrease(object, number) decreases a specified number from
1547	* the amount of an object. If the amount reaches 0, the object	1533	* the amount of an object. If the amount reaches 0, the object
1548	* is subsequently removed and freed.	1534	* is subsequently removed and freed.
1549	*	1535	*
1550	* Return value: 'op' if something is left, NULL if the amount reached 0	1536	* Return value: 'op' if something is left, NULL if the amount reached 0
1551	*/	1537	*/
		1538	bool
		1539	object::decrease (sint32 nr)
		1540	{
		1541	if (!nr)
		1542	return true;
		1543
		1544	nr = min (nr, nrof);
		1545
		1546	nrof -= nr;
		1547
		1548	if (nrof)
		1549	{
		1550	adjust_weight (env, -weight * nr); // carrying == 0
		1551
		1552	if (object *pl = visible_to ())
		1553	esrv_update_item (UPD_NROF, pl, this);
		1554
		1555	return true;
		1556	}
		1557	else
		1558	{
		1559	destroy (1);
		1560	return false;
		1561	}
		1562	}
		1563
		1564	/*
		1565	* split(ob,nr) splits up ob into two parts. The part which
		1566	* is returned contains nr objects, and the remaining parts contains
		1567	* the rest (or is removed and returned if that number is 0).
		1568	* On failure, NULL is returned.
		1569	*/
1552	object *	1570	object *
1553	decrease_ob_nr (object *op, uint32 i)	1571	object::split (sint32 nr)
1554	{	1572	{
1555	object *tmp;	1573	int have = number_of ();
1556		1574
1557	if (i == 0) /* objects with op->nrof require this check */	1575	if (have < nr)
1558	return op;	1576	return 0;
1559		1577	else if (have == nr)
1560	if (i > op->nrof)
1561	i = op->nrof;
1562
1563	if (QUERY_FLAG (op, FLAG_REMOVED))
1564	op->nrof -= i;
1565	else if (op->env)
1566	{	1578	{
1567	/* is this object in the players inventory, or sub container
1568	* therein?
1569	*/
1570	tmp = op->in_player ();
1571	/* nope. Is this a container the player has opened?
1572	* If so, set tmp to that player.
1573	* IMO, searching through all the players will mostly
1574	* likely be quicker than following op->env to the map,
1575	* and then searching the map for a player.
1576	*/
1577	if (!tmp)
1578	for_all_players (pl)
1579	if (pl->ob->container == op->env)
1580	{
1581	tmp = pl->ob;
1582	break;
1583	}
1584
1585	if (i < op->nrof)
1586	{
1587	sub_weight (op->env, op->weight * i);
1588	op->nrof -= i;
1589	if (tmp)
1590	esrv_send_item (tmp, op);
1591	}
1592	else
1593	{
1594	op->remove ();	1579	remove ();
1595	op->nrof = 0;	1580	return this;
1596	if (tmp)
1597	esrv_del_item (tmp->contr, op->count);
1598	}
1599	}	1581	}
1600	else	1582	else
1601	{	1583	{
1602	object *above = op->above;	1584	decrease (nr);
1603		1585
1604	if (i < op->nrof)	1586	object *op = deep_clone ();
1605	op->nrof -= i;	1587	op->nrof = nr;
1606	else
1607	{
1608	op->remove ();
1609	op->nrof = 0;
1610	}
1611
1612	/* Since we just removed op, op->above is null */
1613	for (tmp = above; tmp; tmp = tmp->above)
1614	if (tmp->type == PLAYER)
1615	{
1616	if (op->nrof)
1617	esrv_send_item (tmp, op);
1618	else
1619	esrv_del_item (tmp->contr, op->count);
1620	}
1621	}
1622
1623	if (op->nrof)
1624	return op;	1588	return op;
1625	else
1626	{
1627	op->destroy ();
1628	return 0;
1629	}
1630	}
1631
1632	/*
1633	* add_weight(object, weight) adds the specified weight to an object,
1634	* and also updates how much the environment(s) is/are carrying.
1635	*/
1636	void
1637	add_weight (object *op, signed long weight)
1638	{
1639	while (op != NULL)
1640	{
1641	if (op->type == CONTAINER)
1642	weight = (signed long) (weight * (100 - op->stats.Str) / 100);
1643
1644	op->carrying += weight;
1645	op = op->env;
1646	}	1589	}
1647	}	1590	}
1648		1591
1649	object *	1592	object *
1650	insert_ob_in_ob (object *op, object *where)	1593	insert_ob_in_ob (object *op, object *where)
…		…
1675	* be != op, if items are merged. -Tero	1618	* be != op, if items are merged. -Tero
1676	*/	1619	*/
1677	object *	1620	object *
1678	object::insert (object *op)	1621	object::insert (object *op)
1679	{	1622	{
1680	object *tmp, *otmp;
1681
1682	if (!QUERY_FLAG (op, FLAG_REMOVED))
1683	op->remove ();
1684
1685	if (op->more)	1623	if (op->more)
1686	{	1624	{
1687	LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);	1625	LOG (llevError, "Tried to insert multipart object %s (%d)\n", &op->name, op->count);
1688	return op;	1626	return op;
1689	}	1627	}
1690		1628
1691	CLEAR_FLAG (op, FLAG_OBJ_ORIGINAL);	1629	op->remove ();
1692	CLEAR_FLAG (op, FLAG_REMOVED);	1630
		1631	op->flag [FLAG_OBJ_ORIGINAL] = 0;
		1632
1693	if (op->nrof)	1633	if (op->nrof)
1694	{
1695	for (tmp = inv; tmp != NULL; tmp = tmp->below)	1634	for (object *tmp = inv; tmp; tmp = tmp->below)
1696	if (object::can_merge (tmp, op))	1635	if (object::can_merge (tmp, op))
1697	{	1636	{
1698	/* return the original object and remove inserted object	1637	/* return the original object and remove inserted object
1699	(client needs the original object) */	1638	(client needs the original object) */
1700	tmp->nrof += op->nrof;	1639	tmp->nrof += op->nrof;
1701	/* Weight handling gets pretty funky. Since we are adding to	1640
1702	* tmp->nrof, we need to increase the weight.	1641	if (object *pl = tmp->visible_to ())
1703	*/	1642	esrv_update_item (UPD_NROF, pl, tmp);
		1643
1704	add_weight (this, op->weight * op->nrof);	1644	adjust_weight (this, op->total_weight ());
1705	SET_FLAG (op, FLAG_REMOVED);	1645
1706	op->destroy (); /* free the inserted object */	1646	op->destroy (1);
1707	op = tmp;	1647	op = tmp;
1708	op->remove (); /* and fix old object's links */	1648	goto inserted;
1709	CLEAR_FLAG (op, FLAG_REMOVED);
1710	break;
1711	}	1649	}
1712		1650
1713	/* I assume combined objects have no inventory	1651	op->owner = 0; // it's his/hers now. period.
1714	* We add the weight - this object could have just been removed
1715	* (if it was possible to merge). calling remove_ob will subtract
1716	* the weight, so we need to add it in again, since we actually do
1717	* the linking below
1718	*/
1719	add_weight (this, op->weight * op->nrof);
1720	}
1721	else
1722	add_weight (this, (op->weight + op->carrying));
1723
1724	otmp = this->in_player ();
1725	if (otmp && otmp->contr)
1726	if (!QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))
1727	otmp->update_stats ();
1728
1729	op->map = 0;	1652	op->map = 0;
1730	op->env = this;	1653	op->x = 0;
		1654	op->y = 0;
		1655
1731	op->above = 0;	1656	op->above = 0;
1732	op->below = 0;	1657	op->below = inv;
1733	op->x = 0, op->y = 0;	1658	op->env = this;
1734		1659
		1660	if (inv)
		1661	inv->above = op;
		1662
		1663	inv = op;
		1664
		1665	op->flag [FLAG_REMOVED] = 0;
		1666
		1667	if (object *pl = op->visible_to ())
		1668	esrv_send_item (pl, op);
		1669
		1670	adjust_weight (this, op->total_weight ());
		1671
		1672	inserted:
1735	/* reset the light list and los of the players on the map */	1673	/* reset the light list and los of the players on the map */
1736	if ((op->glow_radius != 0) && map)	1674	if (op->glow_radius && map && map->darkness)
1737	{
1738	#ifdef DEBUG_LIGHTS
1739	LOG (llevDebug, " insert_ob_in_ob(): got %s to insert in map/op\n", op->name);
1740	#endif /* DEBUG_LIGHTS */
1741	if (map->darkness)
1742	update_all_los (map, x, y);	1675	update_all_los (map, x, y);
1743	}
1744		1676
1745	/* Client has no idea of ordering so lets not bother ordering it here.	1677	// if this is a player's inventory, update stats
1746	* It sure simplifies this function...	1678	if (type == PLAYER && !flag [FLAG_NO_FIX_PLAYER])
1747	*/	1679	update_stats ();
1748	if (!inv)
1749	inv = op;
1750	else
1751	{
1752	op->below = inv;
1753	op->below->above = op;
1754	inv = op;
1755	}
1756		1680
1757	INVOKE_OBJECT (INSERT, this);	1681	INVOKE_OBJECT (INSERT, this);
1758		1682
1759	return op;	1683	return op;
1760	}	1684	}
…		…
1888	LOG (llevError, "Present_arch called outside map.\n");	1812	LOG (llevError, "Present_arch called outside map.\n");
1889	return NULL;	1813	return NULL;
1890	}	1814	}
1891		1815
1892	for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)	1816	for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)
1893	if (tmp->arch == at)	1817	if (tmp->arch->archname == at->archname)
1894	return tmp;	1818	return tmp;
1895		1819
1896	return NULL;	1820	return NULL;
1897	}	1821	}
1898		1822
…		…
1962	* The first matching object is returned, or NULL if none.	1886	* The first matching object is returned, or NULL if none.
1963	*/	1887	*/
1964	object *	1888	object *
1965	present_arch_in_ob (const archetype *at, const object *op)	1889	present_arch_in_ob (const archetype *at, const object *op)
1966	{	1890	{
1967	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)	1891	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1968	if (tmp->arch == at)	1892	if (tmp->arch->archname == at->archname)
1969	return tmp;	1893	return tmp;
1970		1894
1971	return NULL;	1895	return NULL;
1972	}	1896	}
1973		1897
…		…
1975	* activate recursively a flag on an object inventory	1899	* activate recursively a flag on an object inventory
1976	*/	1900	*/
1977	void	1901	void
1978	flag_inv (object *op, int flag)	1902	flag_inv (object *op, int flag)
1979	{	1903	{
1980	if (op->inv)
1981	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)	1904	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1982	{	1905	{
1983	SET_FLAG (tmp, flag);	1906	SET_FLAG (tmp, flag);
1984	flag_inv (tmp, flag);	1907	flag_inv (tmp, flag);
1985	}	1908	}
1986	}	1909	}
1987		1910
1988	/*	1911	/*
1989	* deactivate recursively a flag on an object inventory	1912	* deactivate recursively a flag on an object inventory
1990	*/	1913	*/
1991	void	1914	void
1992	unflag_inv (object *op, int flag)	1915	unflag_inv (object *op, int flag)
1993	{	1916	{
1994	if (op->inv)
1995	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)	1917	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1996	{	1918	{
1997	CLEAR_FLAG (tmp, flag);	1919	CLEAR_FLAG (tmp, flag);
1998	unflag_inv (tmp, flag);	1920	unflag_inv (tmp, flag);
1999	}	1921	}
2000	}	1922	}
2001		1923
2002	/*	1924	/*
2003	* find_free_spot(object, map, x, y, start, stop) will search for	1925	* find_free_spot(object, map, x, y, start, stop) will search for
2004	* a spot at the given map and coordinates which will be able to contain	1926	* a spot at the given map and coordinates which will be able to contain
…		…
2006	* to search (see the freearr_x/y[] definition).	1928	* to search (see the freearr_x/y[] definition).
2007	* It returns a random choice among the alternatives found.	1929	* It returns a random choice among the alternatives found.
2008	* start and stop are where to start relative to the free_arr array (1,9	1930	* start and stop are where to start relative to the free_arr array (1,9
2009	* does all 4 immediate directions). This returns the index into the	1931	* does all 4 immediate directions). This returns the index into the
2010	* array of the free spot, -1 if no spot available (dir 0 = x,y)	1932	* array of the free spot, -1 if no spot available (dir 0 = x,y)
2011	* Note - this only checks to see if there is space for the head of the
2012	* object - if it is a multispace object, this should be called for all
2013	* pieces.
2014	* Note2: This function does correctly handle tiled maps, but does not	1933	* Note: This function does correctly handle tiled maps, but does not
2015	* inform the caller. However, insert_ob_in_map will update as	1934	* inform the caller. However, insert_ob_in_map will update as
2016	* necessary, so the caller shouldn't need to do any special work.	1935	* necessary, so the caller shouldn't need to do any special work.
2017	* Note - updated to take an object instead of archetype - this is necessary	1936	* Note - updated to take an object instead of archetype - this is necessary
2018	* because arch_blocked (now ob_blocked) needs to know the movement type	1937	* because arch_blocked (now ob_blocked) needs to know the movement type
2019	* to know if the space in question will block the object. We can't use	1938	* to know if the space in question will block the object. We can't use
…		…
2021	* customized, changed states, etc.	1940	* customized, changed states, etc.
2022	*/	1941	*/
2023	int	1942	int
2024	find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)	1943	find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
2025	{	1944	{
		1945	int altern[SIZEOFFREE];
2026	int index = 0, flag;	1946	int index = 0, flag;
2027	int altern[SIZEOFFREE];
2028		1947
2029	for (int i = start; i < stop; i++)	1948	for (int i = start; i < stop; i++)
2030	{	1949	{
2031	flag = ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]);	1950	mapxy pos (m, x, y); pos.move (i);
2032	if (!flag)	1951
		1952	if (!pos.normalise ())
		1953	continue;
		1954
		1955	mapspace &ms = *pos;
		1956
		1957	if (ms.flags () & P_IS_ALIVE)
		1958	continue;
		1959
		1960	/* However, often
		1961	* ob doesn't have any move type (when used to place exits)
		1962	* so the AND operation in OB_TYPE_MOVE_BLOCK doesn't work.
		1963	*/
		1964	if (ob && ob->move_type == 0 && ms.move_block != MOVE_ALL)
		1965	{
2033	altern [index++] = i;	1966	altern [index++] = i;
		1967	continue;
		1968	}
2034		1969
2035	/* Basically, if we find a wall on a space, we cut down the search size.	1970	/* Basically, if we find a wall on a space, we cut down the search size.
2036	* In this way, we won't return spaces that are on another side of a wall.	1971	* In this way, we won't return spaces that are on another side of a wall.
2037	* This mostly work, but it cuts down the search size in all directions -	1972	* This mostly work, but it cuts down the search size in all directions -
2038	* if the space being examined only has a wall to the north and empty	1973	* if the space being examined only has a wall to the north and empty
2039	* spaces in all the other directions, this will reduce the search space	1974	* spaces in all the other directions, this will reduce the search space
2040	* to only the spaces immediately surrounding the target area, and	1975	* to only the spaces immediately surrounding the target area, and
2041	* won't look 2 spaces south of the target space.	1976	* won't look 2 spaces south of the target space.
2042	*/	1977	*/
2043	else if ((flag & P_NO_PASS) && maxfree[i] < stop)	1978	if (ms.move_block == MOVE_ALL && maxfree[i] < stop)
		1979	{
2044	stop = maxfree[i];	1980	stop = maxfree[i];
		1981	continue;
		1982	}
		1983
		1984	/* Note it is intentional that we check ob - the movement type of the
		1985	* head of the object should correspond for the entire object.
		1986	*/
		1987	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))
		1988	continue;
		1989
		1990	if (ob->blocked (m, pos.x, pos.y))
		1991	continue;
		1992
		1993	altern [index++] = i;
2045	}	1994	}
2046		1995
2047	if (!index)	1996	if (!index)
2048	return -1;	1997	return -1;
2049		1998
…		…
2058	*/	2007	*/
2059	int	2008	int
2060	find_first_free_spot (const object *ob, maptile *m, int x, int y)	2009	find_first_free_spot (const object *ob, maptile *m, int x, int y)
2061	{	2010	{
2062	for (int i = 0; i < SIZEOFFREE; i++)	2011	for (int i = 0; i < SIZEOFFREE; i++)
2063	if (!ob_blocked (ob, m, x + freearr_x[i], y + freearr_y[i]))	2012	if (!ob->blocked (m, x + freearr_x[i], y + freearr_y[i]))
2064	return i;	2013	return i;
2065		2014
2066	return -1;	2015	return -1;
2067	}	2016	}
2068		2017
…		…
2345	* Cf 0.91.3 - don't let WIZ's pick up anything - will likely cause	2294	* Cf 0.91.3 - don't let WIZ's pick up anything - will likely cause
2346	* core dumps if they do.	2295	* core dumps if they do.
2347	*	2296	*
2348	* Add a check so we can't pick up invisible objects (0.93.8)	2297	* Add a check so we can't pick up invisible objects (0.93.8)
2349	*/	2298	*/
2350
2351	int	2299	int
2352	can_pick (const object *who, const object *item)	2300	can_pick (const object *who, const object *item)
2353	{	2301	{
2354	return /*QUERY_FLAG(who,FLAG_WIZ)|| */	2302	return /*QUERY_FLAG(who,FLAG_WIZ)|| */
2355	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&	2303	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&
…		…
2358		2306
2359	/*	2307	/*
2360	* create clone from object to another	2308	* create clone from object to another
2361	*/	2309	*/
2362	object *	2310	object *
2363	object_create_clone (object *asrc)	2311	object::deep_clone ()
2364	{	2312	{
2365	object *dst = 0, *tmp, *src, *prev, *item;	2313	assert (("deep_clone called on non-head object", is_head ()));
2366		2314
2367	if (!asrc)	2315	object *dst = clone ();
2368	return 0;
2369		2316
2370	src = asrc->head_ ();	2317	object *prev = dst;
2371
2372	prev = 0;
2373	for (object *part = src; part; part = part->more)	2318	for (object *part = this->more; part; part = part->more)
2374	{	2319	{
2375	tmp = part->clone ();	2320	object *tmp = part->clone ();
2376	tmp->x -= src->x;
2377	tmp->y -= src->y;
2378
2379	if (!part->head)
2380	{
2381	dst = tmp;
2382	tmp->head = 0;
2383	}
2384	else
2385	tmp->head = dst;	2321	tmp->head = dst;
2386
2387	tmp->more = 0;
2388
2389	if (prev)
2390	prev->more = tmp;	2322	prev->more = tmp;
2391
2392	prev = tmp;	2323	prev = tmp;
2393	}	2324	}
2394		2325
2395	for (item = src->inv; item; item = item->below)	2326	for (object *item = inv; item; item = item->below)
2396	insert_ob_in_ob (object_create_clone (item), dst);	2327	insert_ob_in_ob (item->deep_clone (), dst);
2397		2328
2398	return dst;	2329	return dst;
2399	}	2330	}
2400		2331
2401	/* This returns the first object in who's inventory that	2332	/* This returns the first object in who's inventory that
…		…
2410	return tmp;	2341	return tmp;
2411		2342
2412	return 0;	2343	return 0;
2413	}	2344	}
2414		2345
2415	/* If ob has a field named key, return the link from the list,	2346	const shstr &
2416	* otherwise return NULL.	2347	object::kv_get (const shstr &key) const
2417	*
2418	* key must be a passed in shared string - otherwise, this won't
2419	* do the desired thing.
2420	*/
2421	key_value *
2422	get_ob_key_link (const object *ob, const char *key)
2423	{	2348	{
2424	for (key_value *link = ob->key_values; link; link = link->next)	2349	for (key_value *kv = key_values; kv; kv = kv->next)
2425	if (link->key == key)	2350	if (kv->key == key)
2426	return link;
2427
2428	return 0;
2429	}
2430
2431	/*
2432	* Returns the value of op has an extra_field for key, or NULL.
2433	*
2434	* The argument doesn't need to be a shared string.
2435	*
2436	* The returned string is shared.
2437	*/
2438	const char *
2439	get_ob_key_value (const object *op, const char *const key)
2440	{
2441	key_value *link;
2442	shstr_cmp canonical_key (key);
2443
2444	if (!canonical_key)
2445	{
2446	/* 1. There being a field named key on any object
2447	* implies there'd be a shared string to find.
2448	* 2. Since there isn't, no object has this field.
2449	* 3. Therefore, *this* object doesn't have this field.
2450	*/
2451	return 0;
2452	}
2453
2454	/* This is copied from get_ob_key_link() above -
2455	* only 4 lines, and saves the function call overhead.
2456	*/
2457	for (link = op->key_values; link; link = link->next)
2458	if (link->key == canonical_key)
2459	return link->value;	2351	return kv->value;
2460		2352
2461	return 0;	2353	return shstr_null;
2462	}	2354	}
2463		2355
2464	/*	2356	void
2465	* Updates the canonical_key in op to value.	2357	object::kv_set (const shstr &key, const shstr &value)
2466	*
2467	* canonical_key is a shared string (value doesn't have to be).
2468	*
2469	* Unless add_key is TRUE, it won't add fields, only change the value of existing
2470	* keys.
2471	*
2472	* Returns TRUE on success.
2473	*/
2474	int
2475	set_ob_key_value_s (object *op, const shstr & canonical_key, const char *value, int add_key)
2476	{	2358	{
2477	key_value *field = NULL, *last = NULL;	2359	for (key_value *kv = key_values; kv; kv = kv->next)
2478		2360	if (kv->key == key)
2479	for (field = op->key_values; field != NULL; field = field->next)
2480	{
2481	if (field->key != canonical_key)
2482	{	2361	{
2483	last = field;	2362	kv->value = value;
2484	continue;	2363	return;
2485	}	2364	}
2486		2365
2487	if (value)	2366	key_value *kv = new key_value;
2488	field->value = value;	2367
2489	else	2368	kv->next = key_values;
		2369	kv->key = key;
		2370	kv->value = value;
		2371
		2372	key_values = kv;
		2373	}
		2374
		2375	void
		2376	object::kv_del (const shstr &key)
		2377	{
		2378	for (key_value **kvp = &key_values; *kvp; kvp = &(*kvp)->next)
		2379	if ((*kvp)->key == key)
2490	{	2380	{
2491	/* Basically, if the archetype has this key set,	2381	key_value *kv = *kvp;
2492	* we need to store the null value so when we save	2382	*kvp = (*kvp)->next;
2493	* it, we save the empty value so that when we load,	2383	delete kv;
2494	* we get this value back again.	2384	return;
2495	*/
2496	if (get_ob_key_link (op->arch, canonical_key))
2497	field->value = 0;
2498	else
2499	{
2500	if (last)
2501	last->next = field->next;
2502	else
2503	op->key_values = field->next;
2504
2505	delete field;
2506	}
2507	}	2385	}
2508	return TRUE;
2509	}
2510	/* IF we get here, key doesn't exist */
2511
2512	/* No field, we'll have to add it. */
2513
2514	if (!add_key)
2515	return FALSE;
2516
2517	/* There isn't any good reason to store a null
2518	* value in the key/value list. If the archetype has
2519	* this key, then we should also have it, so shouldn't
2520	* be here. If user wants to store empty strings,
2521	* should pass in ""
2522	*/
2523	if (value == NULL)
2524	return TRUE;
2525
2526	field = new key_value;
2527
2528	field->key = canonical_key;
2529	field->value = value;
2530	/* Usual prepend-addition. */
2531	field->next = op->key_values;
2532	op->key_values = field;
2533
2534	return TRUE;
2535	}
2536
2537	/*
2538	* Updates the key in op to value.
2539	*
2540	* If add_key is FALSE, this will only update existing keys,
2541	* and not add new ones.
2542	* In general, should be little reason FALSE is ever passed in for add_key
2543	*
2544	* Returns TRUE on success.
2545	*/
2546	int
2547	set_ob_key_value (object *op, const char *key, const char *value, int add_key)
2548	{
2549	shstr key_ (key);
2550
2551	return set_ob_key_value_s (op, key_, value, add_key);
2552	}	2386	}
2553		2387
2554	object::depth_iterator::depth_iterator (object *container)	2388	object::depth_iterator::depth_iterator (object *container)
2555	: iterator_base (container)	2389	: iterator_base (container)
2556	{	2390	{
…		…
2606	{	2440	{
2607	char flagdesc[512];	2441	char flagdesc[512];
2608	char info2[256 * 4];	2442	char info2[256 * 4];
2609	char *p = info;	2443	char *p = info;
2610		2444
2611	p += snprintf (p, 512, "{cnt:%d,uuid:<1.%" PRIx64 ">,name:\"%s\"%s%s,flags:[%s],type:%d}",	2445	p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s%s,flags:[%s],type:%d}",
2612	count, uuid.seq,	2446	count,
		2447	uuid.c_str (),
2613	&name,	2448	&name,
2614	title ? "\",title:\"" : "",	2449	title ? ",title:\"" : "",
2615	title ? (const char *)title : "",	2450	title ? (const char *)title : "",
		2451	title ? "\"" : "",
2616	flag_desc (flagdesc, 512), type);	2452	flag_desc (flagdesc, 512), type);
2617		2453
2618	if (env)	2454	if (!flag[FLAG_REMOVED] && env)
2619	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));	2455	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2620		2456
2621	if (map)	2457	if (map)
2622	p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);	2458	p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);
2623		2459
…		…
2653	object::open_container (object *new_container)	2489	object::open_container (object *new_container)
2654	{	2490	{
2655	if (container == new_container)	2491	if (container == new_container)
2656	return;	2492	return;
2657		2493
2658	if (object *old_container = container)	2494	object *old_container = container;
		2495
		2496	if (old_container)
2659	{	2497	{
2660	if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))	2498	if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))
2661	return;	2499	return;
2662		2500
2663	#if 0	2501	#if 0
…		…
2665	if (object *closer = old_container->inv)	2503	if (object *closer = old_container->inv)
2666	if (closer->type == CLOSE_CON)	2504	if (closer->type == CLOSE_CON)
2667	closer->destroy ();	2505	closer->destroy ();
2668	#endif	2506	#endif
2669		2507
		2508	// make sure the container is available
		2509	esrv_send_item (this, old_container);
		2510
2670	old_container->flag [FLAG_APPLIED] = 0;	2511	old_container->flag [FLAG_APPLIED] = false;
2671	container = 0;	2512	container = 0;
2672		2513
		2514	// client needs item update to make it work, client bug requires this to be separate
2673	esrv_update_item (UPD_FLAGS, this, old_container);	2515	esrv_update_item (UPD_FLAGS, this, old_container);
		2516
2674	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));	2517	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));
		2518	play_sound (sound_find ("chest_close"));
2675	}	2519	}
2676		2520
2677	if (new_container)	2521	if (new_container)
2678	{	2522	{
2679	if (INVOKE_OBJECT (OPEN, new_container, ARG_OBJECT (this)))	2523	if (INVOKE_OBJECT (OPEN, new_container, ARG_OBJECT (this)))
…		…
2690	}	2534	}
2691	#endif	2535	#endif
2692		2536
2693	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));	2537	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));
2694		2538
		2539	// make sure the container is available, client bug requires this to be separate
		2540	esrv_send_item (this, new_container);
		2541
2695	new_container->flag [FLAG_APPLIED] = 1;	2542	new_container->flag [FLAG_APPLIED] = true;
2696	container = new_container;	2543	container = new_container;
2697		2544
		2545	// client needs flag change
2698	esrv_update_item (UPD_FLAGS, this, new_container);	2546	esrv_update_item (UPD_FLAGS, this, new_container);
2699	esrv_send_inventory (this, new_container);	2547	esrv_send_inventory (this, new_container);
		2548	play_sound (sound_find ("chest_open"));
2700	}	2549	}
		2550	// else if (!old_container->env && contr && contr->ns)
		2551	// contr->ns->floorbox_reset ();
2701	}	2552	}
2702		2553
2703	object *	2554	object *
2704	object::force_find (const shstr name)	2555	object::force_find (const shstr name)
2705	{	2556	{
…		…
2730	force->flag [FLAG_APPLIED] = true;	2581	force->flag [FLAG_APPLIED] = true;
2731		2582
2732	insert (force);	2583	insert (force);
2733	}	2584	}
2734		2585
		2586	void
		2587	object::play_sound (faceidx sound)
		2588	{
		2589	if (!sound)
		2590	return;
		2591
		2592	if (flag [FLAG_REMOVED])
		2593	return;
		2594
		2595	if (env)
		2596	{
		2597	if (object *pl = in_player ())
		2598	pl->contr->play_sound (sound);
		2599	}
		2600	else
		2601	map->play_sound (sound, x, y);
		2602	}
		2603

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