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Comparing deliantra/server/common/object.C (file contents):
Revision 1.221 by root, Thu Apr 24 12:06:01 2008 UTC vs.
Revision 1.351 by elmex, Fri Jun 3 08:36:45 2011 UTC

1	/*	1	/*
2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	*	3	*
4	* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	* Copyright (©) 2005,2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	* Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2001 Mark Wedel & Crossfire Development Team
6	* Copyright (©) 1992,2007 Frank Tore Johansen	6	* Copyright (©) 1992 Frank Tore Johansen
7	*	7	*
8	* Deliantra is free software: you can redistribute it and/or modify	8	* Deliantra is free software: you can redistribute it and/or modify it under
9	* it under the terms of the GNU General Public License as published by	9	* the terms of the Affero GNU General Public License as published by the
10	* the Free Software Foundation, either version 3 of the License, or	10	* Free Software Foundation, either version 3 of the License, or (at your
11	* (at your option) any later version.	11	* option) any later version.
12	*	12	*
13	* This program is distributed in the hope that it will be useful,	13	* This program is distributed in the hope that it will be useful,
14	* but WITHOUT ANY WARRANTY; without even the implied warranty of	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16	* GNU General Public License for more details.	16	* GNU General Public License for more details.
17	*	17	*
18	* You should have received a copy of the GNU General Public License	18	* You should have received a copy of the Affero GNU General Public License
19	* along with this program. If not, see <http://www.gnu.org/licenses/>.	19	* and the GNU General Public License along with this program. If not, see
		20	* <http://www.gnu.org/licenses/>.
20	*	21	*
21	* The authors can be reached via e-mail to <support@deliantra.net>	22	* The authors can be reached via e-mail to <support@deliantra.net>
22	*/	23	*/
23		24
24	#include <global.h>	25	#include <global.h>
25	#include <stdio.h>	26	#include <stdio.h>
26	#include <sys/types.h>	27	#include <sys/types.h>
27	#include <sys/uio.h>	28	#include <sys/uio.h>
28	#include <object.h>	29	#include <object.h>
29	#include <sproto.h>	30	#include <sproto.h>
30	#include <loader.h>
31		31
32	#include <bitset>	32	#include <bitset>
33		33
34	UUID UUID::cur;	34	UUID UUID::cur;
35	static uint64_t seq_next_save;	35	static uint64_t seq_next_save;
36	static const uint64 UUID_GAP = 1<<19;	36	static const uint64 UUID_GAP = 1<<19;
		37	uint32_t mapspace::smellcount = 10000;
37		38
38	objectvec objects;	39	objectvec objects;
39	activevec actives;	40	activevec actives;
		41
		42	freelist_item *object::freelist;
		43	uint32_t object::object_count;
		44	uint32_t object::free_count;
		45	uint32_t object::create_count;
		46	uint32_t object::destroy_count;
		47
		48	//+GPL
40		49
41	short freearr_x[SIZEOFFREE] = {	50	short freearr_x[SIZEOFFREE] = {
42	0,	51	0,
43	0, 1, 1, 1, 0, -1, -1, -1,	52	0, 1, 1, 1, 0, -1, -1, -1,
44	0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,	53	0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,
…		…
48	0,	57	0,
49	-1, -1, 0, 1, 1, 1, 0, -1,	58	-1, -1, 0, 1, 1, 1, 0, -1,
50	-2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2,	59	-2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2,
51	-3, -3, -3, -3, -2, -1, 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3	60	-3, -3, -3, -3, -2, -1, 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3
52	};	61	};
53	int maxfree[SIZEOFFREE] = {
54	0,
55	9, 10, 13, 14, 17, 18, 21, 22,
56	25, 26, 27, 30, 31, 32, 33, 36, 37, 39, 39, 42, 43, 44, 45, 48,
57	49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49
58	};
59	int freedir[SIZEOFFREE] = {	62	int freedir[SIZEOFFREE] = {
60	0,	63	0,
61	1, 2, 3, 4, 5, 6, 7, 8,	64	1, 2, 3, 4, 5, 6, 7, 8,
62	1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8,	65	1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8,
63	1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8	66	1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8
64	};	67	};
65		68
		69	static int maxfree[SIZEOFFREE] = {
		70	0,
		71	9, 10, 13, 14, 17, 18, 21, 22,
		72	25, 26, 27, 30, 31, 32, 33, 36, 37, 39, 39, 42, 43, 44, 45, 48,
		73	49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49
		74	};
		75
		76	const char *wall_suffix[16] = {
		77	"0",
		78	"1_3",
		79	"1_4",
		80	"2_1_2",
		81	"1_2",
		82	"2_2_4",
		83	"2_2_1",
		84	"3_1",
		85	"1_1",
		86	"2_2_3",
		87	"2_2_2",
		88	"3_3",
		89	"2_1_1",
		90	"3_4",
		91	"3_2",
		92	"4"
		93	};
		94
66	static void	95	static void
67	write_uuid (uval64 skip, bool sync)	96	write_uuid (uval64 skip, bool sync)
68	{	97	{
69	CALL_BEGIN (2);	98	CALL_BEGIN (2);
70	CALL_ARG_SV (newSVval64 (skip));	99	CALL_ARG_SV (newSVval64 (skip));
…		…
72	CALL_CALL ("cf::write_uuid", G_DISCARD);	101	CALL_CALL ("cf::write_uuid", G_DISCARD);
73	CALL_END;	102	CALL_END;
74	}	103	}
75		104
76	static void	105	static void
77	read_uuid (void)	106	read_uuid ()
78	{	107	{
79	char filename[MAX_BUF];	108	char filename[MAX_BUF];
80		109
81	sprintf (filename, "%s/uuid", settings.localdir);	110	sprintf (filename, "%s/uuid", settings.localdir);
82		111
…		…
96		125
97	LOG (llevError, "FATAL: cannot open %s for reading!\n", filename);	126	LOG (llevError, "FATAL: cannot open %s for reading!\n", filename);
98	_exit (1);	127	_exit (1);
99	}	128	}
100		129
101	UUID::BUF buf;	130	char buf [UUID::MAX_LEN];
102	buf[0] = 0;	131	buf[0] = 0;
103	fgets (buf, sizeof (buf), fp);	132	fgets (buf, sizeof (buf), fp);
104		133
105	if (!UUID::cur.parse (buf))	134	if (!UUID::cur.parse (buf))
106	{	135	{
…		…
133		162
134	void	163	void
135	UUID::init ()	164	UUID::init ()
136	{	165	{
137	read_uuid ();	166	read_uuid ();
		167	}
		168
		169	bool
		170	UUID::parse (const char *s)
		171	{
		172	if (*s++ != '<' || *s++ != '1' || *s++ != '.')
		173	return false;
		174
		175	seq = 0;
		176
		177	while (*s != '>')
		178	{
		179	if (*s < '0')
		180	return false;
		181
		182	// this gives nice branchless code with gcc
		183	assert ('0' < 'a' && '0' == 48 && 'a' == 97);
		184	int digit = (*s + (*s & 0x40 ? 9 : 0)) & 15;
		185
		186	seq = (seq << 4) | digit;
		187
		188	++s;
		189	}
		190
		191	return true;
		192	}
		193
		194	char *
		195	UUID::append (char *buf) const
		196	{
		197	*buf++ = '<';
		198	*buf++ = '1';
		199	*buf++ = '.';
		200
		201	uint64_t seq = this->seq;
		202	const int bits = 64;
		203	char nz = 0;
		204	static const char tohex [] = "0123456789abcdef";
		205
		206	// assert (len >= 3 + bits / 4 + 1 + 1);
		207	for (int i = bits / 4; --i; )
		208	{
		209	uint8_t digit = seq >> (bits - 4);
		210
		211	*buf = tohex [digit];
		212	nz |= digit;
		213	buf += nz ? 1 : 0;
		214	seq <<= 4;
		215	}
		216
		217	// last digit is special - always emit
		218	uint8_t digit = seq >> (bits - 4);
		219	*buf++ = tohex [digit];
		220
		221	*buf++ = '>';
		222
		223	return buf;
		224	}
		225
		226	char *
		227	UUID::c_str () const
		228	{
		229	static char buf [MAX_LEN];
		230	*append (buf) = 0;
		231	return buf;
138	}	232	}
139		233
140	/* Returns TRUE if every key_values in wants has a partner with the same value in has. */	234	/* Returns TRUE if every key_values in wants has a partner with the same value in has. */
141	static bool	235	static bool
142	compare_ob_value_lists_one (const object *wants, const object *has)	236	compare_ob_value_lists_one (const object *wants, const object *has)
143	{	237	{
144	key_value *wants_field;
145
146	/* n-squared behaviour (see get_ob_key_link()), but I'm hoping both	238	/* n-squared behaviour (see kv.get), but I'm hoping both
147	* objects with lists are rare, and lists stay short. If not, use a	239	* objects with lists are rare, and lists stay short. If not, use a
148	* different structure or at least keep the lists sorted...	240	* different structure or at least keep the lists sorted...
149	*/	241	*/
150		242
151	/* For each field in wants, */	243	/* For each field in wants, */
152	for (wants_field = wants->key_values; wants_field; wants_field = wants_field->next)	244	for (key_value *kv = wants->kv.first; kv; kv = kv->next)
153	{	245	if (has->kv.get (kv->key) != kv->value)
154	key_value *has_field;	246	return false;
155
156	/* Look for a field in has with the same key. */
157	has_field = get_ob_key_link (has, wants_field->key);
158
159	if (!has_field)
160	return 0; /* No field with that name. */
161
162	/* Found the matching field. */
163	if (has_field->value != wants_field->value)
164	return 0; /* Values don't match, so this half of the comparison is false. */
165
166	/* If we get here, we found a match. Now for the next field in wants. */
167	}
168		247
169	/* If we get here, every field in wants has a matching field in has. */	248	/* If we get here, every field in wants has a matching field in has. */
170	return 1;	249	return true;
171	}	250	}
172		251
173	/* Returns TRUE if ob1 has the same key_values as ob2. */	252	/* Returns TRUE if ob1 has the same key_values as ob2. */
174	static bool	253	static bool
175	compare_ob_value_lists (const object *ob1, const object *ob2)	254	compare_ob_value_lists (const object *ob1, const object *ob2)
176	{	255	{
177	/* However, there may be fields in has which aren't partnered in wants,	256	/* However, there may be fields in has which aren't partnered in wants,
178	* so we need to run the comparison *twice*. :(	257	* so we need to run the comparison *twice*. :(
179	*/	258	*/
180	return compare_ob_value_lists_one (ob1, ob2) && compare_ob_value_lists_one (ob2, ob1);	259	return compare_ob_value_lists_one (ob1, ob2)
		260	&& compare_ob_value_lists_one (ob2, ob1);
181	}	261	}
182		262
183	/* Function examines the 2 objects given to it, and returns true if	263	/* Function examines the 2 objects given to it, and returns true if
184	* they can be merged together.	264	* they can be merged together.
185	*	265	*
…		…
192	* Improvements made with merge: Better checking on potion, and also	272	* Improvements made with merge: Better checking on potion, and also
193	* check weight	273	* check weight
194	*/	274	*/
195	bool object::can_merge_slow (object *ob1, object *ob2)	275	bool object::can_merge_slow (object *ob1, object *ob2)
196	{	276	{
197	/* A couple quicksanity checks */	277	/* A couple quick sanity checks */
198	if (ob1 == ob2	278	if (ob1 == ob2
199	|| ob1->type != ob2->type	279	|| ob1->type != ob2->type
200	|| ob1->speed != ob2->speed
201	|| ob1->value != ob2->value	280	|| ob1->value != ob2->value
202	|| ob1->name != ob2->name)	281	|| ob1->name != ob2->name
		282	|| ob1->custom_name != ob2->custom_name
		283	|| fabs (ob1->speed - ob2->speed) >= MIN_ACTIVE_SPEED)
203	return 0;	284	return 0;
204		285
205	/* Do not merge objects if nrof would overflow. First part checks	286	/* Do not merge objects if nrof would overflow, assume nrof
206	* for unsigned overflow (2c), second part checks whether the result	287	* is always 0 .. 2**31-1 */
207	* would fit into a 32 bit signed int, which is often used to hold	288	if (ob1->nrof > 0x7fffffff - ob2->nrof)
208	* nrof values.
209	*/
210	if (~ob1->nrof < ob2->nrof || ob1->nrof + ob2->nrof > (1UL << 31))
211	return 0;	289	return 0;
212		290
213	/* If the objects have been identified, set the BEEN_APPLIED flag.	291	/* If the objects have been identified, set the BEEN_APPLIED flag.
214	* This is to the comparison of the flags below will be OK. We	292	* This is to the comparison of the flags below will be OK. We
215	* just can't ignore the been applied or identified flags, as they	293	* just can't ignore the been applied or identified flags, as they
216	* are not equal - just if it has been identified, the been_applied	294	* are not equal - just if it has been identified, the been_applied
217	* flags lose any meaning.	295	* flags lose any meaning.
218	*/	296	*/
219	if (QUERY_FLAG (ob1, FLAG_IDENTIFIED))	297	if (ob1->flag [FLAG_IDENTIFIED])
220	SET_FLAG (ob1, FLAG_BEEN_APPLIED);	298	ob1->set_flag (FLAG_BEEN_APPLIED);
221		299
222	if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))	300	if (ob2->flag [FLAG_IDENTIFIED])
223	SET_FLAG (ob2, FLAG_BEEN_APPLIED);	301	ob2->set_flag (FLAG_BEEN_APPLIED);
224		302
225	if (ob1->arch->name != ob2->arch->name	303	if (ob1->arch->archname != ob2->arch->archname
226	|| ob1->name != ob2->name	304	|| ob1->name != ob2->name
227	|| ob1->title != ob2->title	305	|| ob1->title != ob2->title
228	|| ob1->msg != ob2->msg	306	|| ob1->msg != ob2->msg
229	|| ob1->weight != ob2->weight	307	|| ob1->weight != ob2->weight
230	|| ob1->attacktype != ob2->attacktype	308	|| ob1->attacktype != ob2->attacktype
231	|| ob1->magic != ob2->magic	309	|| ob1->magic != ob2->magic
232	|| ob1->slaying != ob2->slaying	310	|| ob1->slaying != ob2->slaying
233	|| ob1->skill != ob2->skill	311	|| ob1->skill != ob2->skill
234	|| ob1->value != ob2->value	312	|| ob1->value != ob2->value
235	|| ob1->animation_id != ob2->animation_id	313	|| ob1->animation_id != ob2->animation_id
		314	|| (ob1->face != ob2->face && !ob1->animation_id) // face and animation are dependend on each other
236	|| ob1->client_type != ob2->client_type	315	|| ob1->client_type != ob2->client_type
237	|| ob1->materialname != ob2->materialname	316	|| ob1->material != ob2->material
238	|| ob1->lore != ob2->lore	317	|| ob1->lore != ob2->lore
239	|| ob1->subtype != ob2->subtype	318	|| ob1->subtype != ob2->subtype
240	|| ob1->move_type != ob2->move_type	319	|| ob1->move_type != ob2->move_type
241	|| ob1->move_block != ob2->move_block	320	|| ob1->move_block != ob2->move_block
242	|| ob1->move_allow != ob2->move_allow	321	|| ob1->move_allow != ob2->move_allow
243	|| ob1->move_on != ob2->move_on	322	|| ob1->move_on != ob2->move_on
244	|| ob1->move_off != ob2->move_off	323	|| ob1->move_off != ob2->move_off
245	|| ob1->move_slow != ob2->move_slow	324	|| ob1->move_slow != ob2->move_slow
246	|| ob1->move_slow_penalty != ob2->move_slow_penalty	325	|| fabs (ob1->move_slow_penalty - ob2->move_slow_penalty) >= (1.f / 1024.f)
247	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))	326	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
248	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))	327	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))
249	return 0;	328	return 0;
250		329
251	if ((ob1->flag ^ ob2->flag)	330	if ((ob1->flag ^ ob2->flag)
252	.reset (FLAG_INV_LOCKED)	331	.reset (FLAG_INV_LOCKED)
253	.reset (FLAG_CLIENT_SENT)
254	.reset (FLAG_REMOVED)	332	.reset (FLAG_REMOVED)
255	.any ())	333	.any ())
256	return 0;	334	return 0;
257		335
258	/* This is really a spellbook check - we should in general	336	/* This is really a spellbook check - we should in general
…		…
277		355
278	/* Don't merge objects that are applied. With the new 'body' code,	356	/* Don't merge objects that are applied. With the new 'body' code,
279	* it is possible for most any character to have more than one of	357	* it is possible for most any character to have more than one of
280	* some items equipped, and we don't want those to merge.	358	* some items equipped, and we don't want those to merge.
281	*/	359	*/
282	if (QUERY_FLAG (ob1, FLAG_APPLIED) || QUERY_FLAG (ob2, FLAG_APPLIED))	360	if (ob1->flag [FLAG_APPLIED] || ob2->flag [FLAG_APPLIED])
283	return 0;	361	return 0;
284		362
285	/* Note sure why the following is the case - either the object has to	363	/* Note sure why the following is the case - either the object has to
286	* be animated or have a very low speed. Is this an attempted monster	364	* be animated or have a very low speed. Is this an attempted monster
287	* check?	365	* check?
288	*/	366	*/
289	if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && ob1->has_active_speed ())	367	if (!ob1->flag [FLAG_ANIMATE] && ob1->has_active_speed ())
290	return 0;	368	return 0;
291		369
292	switch (ob1->type)	370	switch (ob1->type)
293	{	371	{
294	case SCROLL:	372	case SCROLL:
295	if (ob1->level != ob2->level)	373	if (ob1->level != ob2->level)
296	return 0;	374	return 0;
297	break;	375	break;
298	}	376	}
299		377
300	if (ob1->key_values || ob2->key_values)	378	if (!ob1->kv.empty () || !ob2->kv.empty ())
301	{	379	{
302	/* At least one of these has key_values. */	380	/* At least one of these has key_values. */
303	if ((!ob1->key_values) != (!ob2->key_values))	381	if (ob1->kv.empty () != ob2->kv.empty ())
304	return 0; /* One has fields, but the other one doesn't. */	382	return 0; /* One has fields, but the other one doesn't. */
305		383
306	if (!compare_ob_value_lists (ob1, ob2))	384	if (!compare_ob_value_lists (ob1, ob2))
307	return 0;	385	return 0;
308	}	386	}
…		…
340	{	418	{
341	// see if we are in a container of sorts	419	// see if we are in a container of sorts
342	if (env)	420	if (env)
343	{	421	{
344	// the player inventory itself is always visible	422	// the player inventory itself is always visible
345	if (env->type == PLAYER)	423	if (env->is_player ())
346	return env;	424	return env;
347		425
348	// else a player could have our env open	426	// else a player could have our env open
349	object *envest = env->outer_env ();	427	object *envest = env->outer_env_or_self ();
350		428
351	// the player itself is always on a map, so we will find him here	429	// the player itself is always on a map, so we will find him here
352	// even if our inv is in a player.	430	// even if our inv is in a player.
353	if (envest->is_on_map ())	431	if (envest->is_on_map ())
354	if (object *pl = envest->ms ().player ())	432	if (object *pl = envest->ms ().player ())
355	if (pl->container == env)	433	if (pl->container_ () == env)
356	return pl;	434	return pl;
357	}	435	}
358	else	436	else
359	{	437	{
360	// maybe there is a player standing on the same mapspace	438	// maybe there is a player standing on the same mapspace
361	// this will catch the case where "this" is a player	439	// this will catch the case where "this" is a player
362	if (object *pl = ms ().player ())	440	if (object *pl = ms ().player ())
363	if (!pl->container || this == pl->container)	441	if ((pl->contr->ns && !pl->container_ () && !pl->contr->ns->update_look)
		442	|| pl->container_ () == this)
364	return pl;	443	return pl;
365	}	444	}
366	}	445	}
367		446
368	return 0;	447	return 0;
369	}	448	}
370		449
371	// adjust weight per container type ("of holding")	450	// adjust weight per container type ("of holding")
372	static sint32	451	static uint32
373	weight_adjust (object *op, sint32 weight)	452	weight_adjust_for (object *op, uint32 weight)
374	{	453	{
375	return op->type == CONTAINER	454	return op->type == CONTAINER
376	? lerp (weight, 0, 100, 0, 100 - op->stats.Str)	455	? weight - weight * op->stats.Str / 100
377	: weight;	456	: weight;
378	}	457	}
379		458
380	/*	459	/*
381	* adjust_weight(object, weight) adds the specified weight to an object,	460	* subtracts, then adds, the specified weight to an object,
382	* and also updates how much the environment(s) is/are carrying.	461	* and also updates how much the environment(s) is/are carrying.
383	*/	462	*/
384	static void	463	static void
385	adjust_weight (object *op, sint32 weight)	464	adjust_weight (object *op, sint32 sub, sint32 add)
386	{	465	{
387	while (op)	466	while (op)
388	{	467	{
389	weight = weight_adjust (op, weight);	468	sint32 ocarrying = op->carrying;
390		469
391	if (!weight)	470	op->carrying -= weight_adjust_for (op, sub);
392	return;	471	op->carrying += weight_adjust_for (op, add);
393
394	op->carrying += weight;
395		472
396	if (object *pl = op->visible_to ())	473	if (object *pl = op->visible_to ())
397	if (pl != op) // player is handled lazily	474	if (pl != op) // player is handled lazily
398	esrv_update_item (UPD_WEIGHT, pl, op);	475	esrv_update_item (UPD_WEIGHT, pl, op);
399		476
		477	sub = ocarrying;
		478	add = op->carrying;
		479
400	op = op->env;	480	op = op->env;
401	}	481	}
402	}	482	}
403		483
404	/*	484	/*
…		…
411	{	491	{
412	sint32 sum = 0;	492	sint32 sum = 0;
413		493
414	for (object *op = inv; op; op = op->below)	494	for (object *op = inv; op; op = op->below)
415	{	495	{
416	if (op->inv)
417	op->update_weight ();	496	op->update_weight ();
418		497
419	sum += op->total_weight ();	498	sum += weight_adjust_for (this, op->total_weight ());
420	}	499	}
421
422	sum = weight_adjust (this, sum);
423		500
424	if (sum != carrying)	501	if (sum != carrying)
425	{	502	{
		503	if (carrying != sum && carrying)//D
		504	LOG (llevDebug, "updating carrying got %ld, expected %ld (%s)\n",
		505	(long long)sum, (long long)carrying, debug_desc ());
		506
426	carrying = sum;	507	carrying = sum;
427		508
428	if (object *pl = visible_to ())	509	if (object *pl = visible_to ())
429	if (pl != this) // player is handled lazily	510	if (pl != this) // player is handled lazily
430	esrv_update_item (UPD_WEIGHT, pl, this);	511	esrv_update_item (UPD_WEIGHT, pl, this);
…		…
443	object_freezer freezer;	524	object_freezer freezer;
444	op->write (freezer);	525	op->write (freezer);
445	return freezer.as_string ();	526	return freezer.as_string ();
446	}	527	}
447		528
448	/*	529	char *
449	* get_nearest_part(multi-object, object 2) returns the part of the	530	object::as_string ()
450	* multi-object 1 which is closest to the second object.
451	* If it's not a multi-object, it is returned.
452	*/
453	object *
454	get_nearest_part (object *op, const object *pl)
455	{	531	{
456	object *tmp, *closest;	532	return dump_object (this);
457	int last_dist, i;
458
459	if (!op->more)
460	return op;
461
462	for (last_dist = distance (op, pl), closest = op, tmp = op->more;
463	tmp;
464	tmp = tmp->more)
465	if ((i = distance (tmp, pl)) < last_dist)
466	closest = tmp, last_dist = i;
467
468	return closest;
469	}	533	}
470		534
471	/*	535	/*
472	* Returns the object which has the count-variable equal to the argument.	536	* Returns the object which has the count-variable equal to the argument.
473	* VERRRY slow.	537	* VERRRY slow.
…		…
481		545
482	return 0;	546	return 0;
483	}	547	}
484		548
485	/*	549	/*
		550	* Returns the object which has the uuid equal to the argument.
		551	* MOAR VERRRY slow.
		552	*/
		553
		554	object *
		555	find_object_uuid (UUID i)
		556	{
		557	for_all_objects (op)
		558	if (op->uuid == i)
		559	return op;
		560
		561	return 0;
		562	}
		563
		564	/*
486	* Returns the first object which has a name equal to the argument.	565	* Returns the first object which has a name equal to the argument.
487	* Used only by the patch command, but not all that useful.	566	* Used only by the patch command, but not all that useful.
488	* Enables features like "patch <name-of-other-player> food 999"	567	* Enables features like "patch <name-of-other-player> food 999"
489	*/	568	*/
490	object *	569	object *
491	find_object_name (const char *str)	570	find_object_name (const char *str)
492	{	571	{
493	shstr_cmp str_ (str);	572	shstr_cmp str_ (str);
494	object *op;
495		573
		574	if (str_)
496	for_all_objects (op)	575	for_all_objects (op)
497	if (op->name == str_)	576	if (op->name == str_)
498	break;	577	return op;
499		578
500	return op;	579	return 0;
501	}	580	}
502		581
503	/*	582	/*
504	* Sets the owner and sets the skill and exp pointers to owner's current	583	* Sets the owner and sets the skill and exp pointers to owner's current
505	* skill and experience objects.	584	* skill and experience objects.
…		…
518	LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ());	597	LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ());
519	return;	598	return;
520	}	599	}
521		600
522	this->owner = owner;	601	this->owner = owner;
523	}
524
525	int
526	object::slottype () const
527	{
528	if (type == SKILL)
529	{
530	if (IS_COMBAT_SKILL (subtype)) return slot_combat;
531	if (IS_RANGED_SKILL (subtype)) return slot_ranged;
532	}
533	else
534	{
535	if (slot [body_combat].info) return slot_combat;
536	if (slot [body_range ].info) return slot_ranged;
537	}
538
539	return slot_none;
540	}
541
542	bool
543	object::change_weapon (object *ob)
544	{
545	if (current_weapon == ob)
546	return true;
547
548	if (chosen_skill)
549	chosen_skill->flag [FLAG_APPLIED] = false;
550
551	current_weapon = ob;
552	chosen_skill = !ob || ob->type == SKILL ? ob : find_skill_by_name (this, ob->skill);
553
554	if (chosen_skill)
555	chosen_skill->flag [FLAG_APPLIED] = true;
556
557	update_stats ();
558
559	if (ob)
560	{
561	// now check wether any body locations became invalid, in which case
562	// we cannot apply the weapon at the moment.
563	for (int i = 0; i < NUM_BODY_LOCATIONS; ++i)
564	if (slot[i].used < 0)
565	{
566	current_weapon = chosen_skill = 0;
567	update_stats ();
568
569	new_draw_info_format (NDI_UNIQUE, 0, this,
570	"You try to balance all your items at once, "
571	"but the %s is just too much for your body. "
572	"[You need to unapply some items first.]", &ob->name);
573	return false;
574	}
575
576	//new_draw_info_format (NDI_UNIQUE, 0, this, "You switch to your %s.", &ob->name);
577	}
578	else
579	;//new_draw_info_format (NDI_UNIQUE, 0, this, "You unwield your weapons.");
580
581	if (ob && !ob->flag [FLAG_APPLIED] && ob->type != SPELL)
582	{
583	LOG (llevError | logBacktrace, "%s changed to unapplied weapon %s",
584	&name, ob->debug_desc ());
585	return false;
586	}
587
588	return true;
589	}
590
591	/* Zero the key_values on op, decrementing the shared-string
592	* refcounts and freeing the links.
593	*/
594	static void
595	free_key_values (object *op)
596	{
597	for (key_value *i = op->key_values; i; )
598	{
599	key_value *next = i->next;
600	delete i;
601
602	i = next;
603	}
604
605	op->key_values = 0;
606	}
607
608	object &
609	object::operator =(const object &src)
610	{
611	bool is_freed = flag [FLAG_FREED];
612	bool is_removed = flag [FLAG_REMOVED];
613
614	*(object_copy *)this = src;
615
616	flag [FLAG_FREED] = is_freed;
617	flag [FLAG_REMOVED] = is_removed;
618
619	/* Copy over key_values, if any. */
620	if (src.key_values)
621	{
622	key_value *tail = 0;
623	key_values = 0;
624
625	for (key_value *i = src.key_values; i; i = i->next)
626	{
627	key_value *new_link = new key_value;
628
629	new_link->next = 0;
630	new_link->key = i->key;
631	new_link->value = i->value;
632
633	/* Try and be clever here, too. */
634	if (!key_values)
635	{
636	key_values = new_link;
637	tail = new_link;
638	}
639	else
640	{
641	tail->next = new_link;
642	tail = new_link;
643	}
644	}
645	}
646	}	602	}
647		603
648	/*	604	/*
649	* copy_to first frees everything allocated by the dst object,	605	* copy_to first frees everything allocated by the dst object,
650	* and then copies the contents of itself into the second	606	* and then copies the contents of itself into the second
…		…
654	* will point at garbage.	610	* will point at garbage.
655	*/	611	*/
656	void	612	void
657	object::copy_to (object *dst)	613	object::copy_to (object *dst)
658	{	614	{
659	*dst = *this;	615	dst->remove ();
		616	*(object_copy *)dst = *this;
660		617
661	if (speed < 0)	618	// maybe move to object_copy?
662	dst->speed_left -= rndm ();	619	dst->kv = kv;
663		620
664	dst->set_speed (dst->speed);	621	dst->flag [FLAG_REMOVED] = true;
		622	dst->activate ();
665	}	623	}
666		624
667	void	625	void
668	object::instantiate ()	626	object::instantiate ()
669	{	627	{
670	if (!uuid.seq) // HACK	628	if (!uuid.seq) // HACK
671	uuid = UUID::gen ();	629	uuid = UUID::gen ();
672		630
		631	// TODO: unclean state changes, should not be done in copy_to AND instantiate
		632	if (flag [FLAG_RANDOM_SPEED] && speed)
		633	speed_left = - speed - rndm (); // TODO animation
		634	else
673	speed_left = -0.1f;	635	speed_left = -1.;
		636
674	/* copy the body_info to the body_used - this is only really	637	/* copy the body_info to the body_used - this is only really
675	* need for monsters, but doesn't hurt to do it for everything.	638	* need for monsters, but doesn't hurt to do it for everything.
676	* by doing so, when a monster is created, it has good starting	639	* by doing so, when a monster is created, it has good starting
677	* values for the body_used info, so when items are created	640	* values for the body_used info, so when items are created
678	* for it, they can be properly equipped.	641	* for it, they can be properly equipped.
…		…
686	object *	649	object *
687	object::clone ()	650	object::clone ()
688	{	651	{
689	object *neu = create ();	652	object *neu = create ();
690	copy_to (neu);	653	copy_to (neu);
		654
		655	// TODO: unclean state changes, should not be done in clone AND instantiate
		656	if (neu->flag [FLAG_RANDOM_SPEED] && neu->speed)
		657	neu->speed_left = - neu->speed - rndm (); // TODO animation
		658
		659	neu->map = map; // not copied by copy_to
691	return neu;	660	return neu;
692	}	661	}
693		662
694	/*	663	/*
695	* If an object with the IS_TURNABLE() flag needs to be turned due	664	* If an object with the IS_TURNABLE() flag needs to be turned due
…		…
697	* be called to update the face variable, _and_ how it looks on the map.	666	* be called to update the face variable, _and_ how it looks on the map.
698	*/	667	*/
699	void	668	void
700	update_turn_face (object *op)	669	update_turn_face (object *op)
701	{	670	{
702	if (!QUERY_FLAG (op, FLAG_IS_TURNABLE) || !op->arch)	671	if (!op->flag [FLAG_IS_TURNABLE] || !op->arch)
703	return;	672	return;
704		673
705	SET_ANIMATION (op, op->direction);	674	SET_ANIMATION (op, op->direction);
706	update_object (op, UP_OBJ_FACE);	675	update_object (op, UP_OBJ_FACE);
707	}	676	}
…		…
712	* This function needs to be called whenever the speed of an object changes.	681	* This function needs to be called whenever the speed of an object changes.
713	*/	682	*/
714	void	683	void
715	object::set_speed (float speed)	684	object::set_speed (float speed)
716	{	685	{
717	if (flag [FLAG_FREED] && speed)
718	{
719	LOG (llevError, "Object %s is freed but has speed.\n", &name);
720	speed = 0;
721	}
722
723	this->speed = speed;	686	this->speed = speed;
724		687
725	if (has_active_speed ())	688	if (has_active_speed ())
726	activate ();	689	activate ();
727	else	690	else
…		…
746	* UP_OBJ_FACE: only the objects face has changed.	709	* UP_OBJ_FACE: only the objects face has changed.
747	*/	710	*/
748	void	711	void
749	update_object (object *op, int action)	712	update_object (object *op, int action)
750	{	713	{
751	if (op == NULL)	714	if (!op)
752	{	715	{
753	/* this should never happen */	716	/* this should never happen */
754	LOG (llevDebug, "update_object() called for NULL object.\n");	717	LOG (llevError | logBacktrace, "update_object() called for NULL object.\n");
755	return;	718	return;
756	}	719	}
757		720
758	if (op->env)	721	if (!op->is_on_map ())
759	{	722	{
760	/* Animation is currently handled by client, so nothing	723	/* Animation is currently handled by client, so nothing
761	* to do in this case.	724	* to do in this case.
762	*/	725	*/
763	return;	726	return;
764	}	727	}
765
766	/* If the map is saving, don't do anything as everything is
767	* going to get freed anyways.
768	*/
769	if (!op->map || op->map->in_memory == MAP_SAVING)
770	return;
771		728
772	/* make sure the object is within map boundaries */	729	/* make sure the object is within map boundaries */
773	if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height)	730	if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height)
774	{	731	{
775	LOG (llevError, "update_object() called for object out of map!\n");	732	LOG (llevError, "update_object() called for object out of map!\n");
…		…
780	}	737	}
781		738
782	mapspace &m = op->ms ();	739	mapspace &m = op->ms ();
783		740
784	if (!(m.flags_ & P_UPTODATE))	741	if (!(m.flags_ & P_UPTODATE))
785	/* nop */;	742	m.update_up (); // nothing to do except copy up
786	else if (action == UP_OBJ_INSERT)	743	else if (action == UP_OBJ_INSERT)
787	{	744	{
		745	#if 0
788	// this is likely overkill, TODO: revisit (schmorp)	746	// this is likely overkill, TODO: revisit (schmorp)
789	if ((QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(m.flags_ & P_BLOCKSVIEW))	747	if ((op->flag [FLAG_BLOCKSVIEW] && !(m.flags_ & P_BLOCKSVIEW))
790	|| (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(m.flags_ & P_NO_MAGIC))	748	|| (op->flag [FLAG_NO_MAGIC] && !(m.flags_ & P_NO_MAGIC))
791	|| (op->type == PLAYER && !(m.flags_ & P_PLAYER))	749	|| (op->is_player () && !(m.flags_ & P_PLAYER))
792	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))	750	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))
793	|| (QUERY_FLAG (op, FLAG_ALIVE) && !(m.flags_ & P_IS_ALIVE))	751	|| (op->flag [FLAG_ALIVE] && !(m.flags_ & P_IS_ALIVE))
794	|| (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC))	752	|| (op->flag [FLAG_DAMNED] && !(m.flags_ & P_NO_CLERIC))
795	|| (m.move_on | op->move_on ) != m.move_on	753	|| (m.move_on | op->move_on ) != m.move_on
796	|| (m.move_off | op->move_off ) != m.move_off	754	|| (m.move_off | op->move_off ) != m.move_off
797	|| (m.move_slow | op->move_slow) != m.move_slow	755	|| (m.move_slow | op->move_slow) != m.move_slow
798	/* This isn't perfect, but I don't expect a lot of objects to	756	/* This isn't perfect, but I don't expect a lot of objects to
799	* to have move_allow right now.	757	* have move_allow right now.
800	*/	758	*/
801	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block	759	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block
		760	m.invalidate ();
		761	#else
802	|| 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp)	762	// the above is not strong enough a test to skip updating. los maybe? TODO (schmorp)
803	m.flags_ = 0;	763	m.invalidate ();
		764	#endif
804	}	765	}
805	/* if the object is being removed, we can't make intelligent	766	/* if the object is being removed, we can't make intelligent
806	* decisions, because remove_ob can't really pass the object	767	* decisions, because remove_ob can't really pass the object
807	* that is being removed.	768	* that is being removed.
808	*/	769	*/
809	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)	770	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)
810	m.flags_ = 0;	771	m.invalidate ();
811	else if (action == UP_OBJ_FACE)	772	else if (action == UP_OBJ_FACE)
812	/* Nothing to do for that case */ ;	773	m.update_up (); // nothing to do for that case, except copy up
813	else	774	else
814	LOG (llevError, "update_object called with invalid action: %d\n", action);	775	LOG (llevError, "update_object called with invalid action: %d\n", action);
815		776
816	if (op->more)	777	if (op->more)
817	update_object (op->more, action);	778	update_object (op->more, action);
818	}	779	}
819		780
820	object::object ()	781	object::object ()
821	{	782	{
822	SET_FLAG (this, FLAG_REMOVED);	783	this->set_flag (FLAG_REMOVED);
823		784
824	expmul = 1.0;	785	//expmul = 1.0; declared const for the time being
825	face = blank_face;	786	face = blank_face;
		787	material = MATERIAL_NULL;
826	}	788	}
827		789
828	object::~object ()	790	object::~object ()
829	{	791	{
830	unlink ();	792	unlink ();
831		793
832	free_key_values (this);	794	kv.clear ();
833	}	795	}
834
835	static int object_count;
836		796
837	void object::link ()	797	void object::link ()
838	{	798	{
839	assert (!index);//D	799	assert (!index);//D
840	uuid = UUID::gen ();	800	uuid = UUID::gen ();
841	count = ++object_count;
842		801
843	refcnt_inc ();	802	refcnt_inc ();
844	objects.insert (this);	803	objects.insert (this);
		804
		805	++create_count;
		806
845	}	807	}
846		808
847	void object::unlink ()	809	void object::unlink ()
848	{	810	{
849	if (!index)	811	if (!index)
850	return;	812	return;
		813
		814	++destroy_count;
851		815
852	objects.erase (this);	816	objects.erase (this);
853	refcnt_dec ();	817	refcnt_dec ();
854	}	818	}
855		819
…		…
859	/* If already on active list, don't do anything */	823	/* If already on active list, don't do anything */
860	if (active)	824	if (active)
861	return;	825	return;
862		826
863	if (has_active_speed ())	827	if (has_active_speed ())
		828	{
		829	if (flag [FLAG_FREED])
		830	LOG (llevError | logBacktrace, "BUG: tried to activate freed object %s\n", debug_desc ());//D
		831
864	actives.insert (this);	832	actives.insert (this);
		833	}
865	}	834	}
866		835
867	void	836	void
868	object::activate_recursive ()	837	object::activate_recursive ()
869	{	838	{
…		…
929	* if some form of movement is allowed, let objects	898	* if some form of movement is allowed, let objects
930	* drop on that space.	899	* drop on that space.
931	*/	900	*/
932	if (!drop_to_ground	901	if (!drop_to_ground
933	|| !map	902	|| !map
934	|| map->in_memory != MAP_ACTIVE	903	|| !map->linkable ()
935	|| map->nodrop	904	|| map->no_drop
936	|| ms ().move_block == MOVE_ALL)	905	|| ms ().move_block == MOVE_ALL)
937	{	906	{
938	while (inv)	907	while (inv)
939	{
940	inv->destroy_inv (false);
941	inv->destroy ();	908	inv->destroy ();
942	}
943	}	909	}
944	else	910	else
945	{ /* Put objects in inventory onto this space */	911	{ /* Put objects in inventory onto this space */
946	while (inv)	912	while (inv)
947	{	913	{
…		…
951	|| op->flag [FLAG_NO_DROP]	917	|| op->flag [FLAG_NO_DROP]
952	|| op->type == RUNE	918	|| op->type == RUNE
953	|| op->type == TRAP	919	|| op->type == TRAP
954	|| op->flag [FLAG_IS_A_TEMPLATE]	920	|| op->flag [FLAG_IS_A_TEMPLATE]
955	|| op->flag [FLAG_DESTROY_ON_DEATH])	921	|| op->flag [FLAG_DESTROY_ON_DEATH])
956	op->destroy (true);	922	op->destroy ();
957	else	923	else
958	map->insert (op, x, y);	924	map->insert (op, x, y);
959	}	925	}
960	}	926	}
961	}	927	}
962		928
		929	/*
		930	* Remove and free all objects in the inventory of the given object.
		931	* Unlike destroy_inv, this assumes the *this is destroyed as well
		932	* well, so we can (and have to!) take shortcuts.
		933	*/
		934	void
		935	object::destroy_inv_fast ()
		936	{
		937	while (object *op = inv)
		938	{
		939	// remove from object the fast way
		940	op->flag [FLAG_REMOVED] = true;
		941	op->env = 0;
		942	if ((inv = inv->below))
		943	inv->above = 0;
		944
		945	// then destroy
		946	op->destroy ();
		947	}
		948	}
		949
		950	void
		951	object::freelist_free (int count)
		952	{
		953	while (count-- && freelist)
		954	{
		955	freelist_item *next = freelist->next;
		956	// count is being "destroyed"
		957
		958	sfree ((char *)freelist, sizeof (object));
		959
		960	freelist = next;
		961	--free_count;
		962	}
		963	}
		964
		965	object *
963	object *object::create ()	966	object::create ()
964	{	967	{
965	object *op = new object;	968	object *op;
		969
		970	if (freelist)
		971	{
		972	freelist_item li = *freelist;
		973	memset (freelist, 0, sizeof (object));
		974
		975	op = new (freelist) object;
		976	op->count = li.count;
		977
		978	freelist = li.next;
		979	--free_count;
		980	}
		981	else
		982	{
		983	void *ni = salloc0<char> (sizeof (object));
		984
		985	op = new(ni) object;
		986
		987	op->count = ++object_count;
		988	}
		989
966	op->link ();	990	op->link ();
		991
967	return op;	992	return op;
968	}	993	}
969		994
970	void	995	void
		996	object::do_delete ()
		997	{
		998	uint32_t count = this->count;
		999
		1000	this->~object ();
		1001
		1002	freelist_item *li = (freelist_item *)this;
		1003	li->next = freelist;
		1004	li->count = count;
		1005
		1006	freelist = li;
		1007	++free_count;
		1008	}
		1009
		1010	void
971	object::do_destroy ()	1011	object::do_destroy ()
972	{	1012	{
973	if (flag [FLAG_IS_LINKED])	1013	if (flag [FLAG_IS_LINKED])
974	remove_button_link (this);	1014	remove_link ();
975		1015
976	if (flag [FLAG_FRIENDLY])	1016	if (flag [FLAG_FRIENDLY])
977	remove_friendly_object (this);	1017	remove_friendly_object (this);
978		1018
979	remove ();	1019	remove ();
…		…
984	unlink ();	1024	unlink ();
985		1025
986	flag [FLAG_FREED] = 1;	1026	flag [FLAG_FREED] = 1;
987		1027
988	// hack to ensure that freed objects still have a valid map	1028	// hack to ensure that freed objects still have a valid map
989	{
990	static maptile *freed_map; // freed objects are moved here to avoid crashes
991
992	if (!freed_map)
993	{
994	freed_map = new maptile;
995
996	freed_map->path = "<freed objects map>";
997	freed_map->name = "/internal/freed_objects_map";
998	freed_map->width = 3;
999	freed_map->height = 3;
1000	freed_map->nodrop = 1;
1001
1002	freed_map->alloc ();
1003	freed_map->in_memory = MAP_ACTIVE;
1004	}
1005
1006	map = freed_map;	1029	map = &freed_map;
1007	x = 1;	1030	x = 1;
1008	y = 1;	1031	y = 1;
1009	}
1010		1032
1011	if (more)	1033	if (more)
1012	{	1034	{
1013	more->destroy ();	1035	more->destroy ();
1014	more = 0;	1036	more = 0;
…		…
1022	attacked_by = 0;	1044	attacked_by = 0;
1023	current_weapon = 0;	1045	current_weapon = 0;
1024	}	1046	}
1025		1047
1026	void	1048	void
1027	object::destroy (bool destroy_inventory)	1049	object::destroy ()
1028	{	1050	{
1029	if (destroyed ())	1051	if (destroyed ())
1030	return;	1052	return;
1031		1053
1032	if (!is_head () && !head->destroyed ())	1054	if (!is_head () && !head->destroyed ())
1033	{	1055	{
1034	LOG (llevError | logBacktrace, "tried to destroy the tail of an object");	1056	LOG (llevError | logBacktrace, "tried to destroy the tail of an object");
1035	head->destroy (destroy_inventory);	1057	head->destroy ();
		1058	return;
1036	}	1059	}
1037		1060
1038	destroy_inv (!destroy_inventory);	1061	destroy_inv_fast ();
1039		1062
1040	if (is_head ())	1063	if (is_head ())
1041	if (sound_destroy)	1064	if (sound_destroy)
1042	play_sound (sound_destroy);	1065	play_sound (sound_destroy);
1043	else if (flag [FLAG_MONSTER])	1066	else if (flag [FLAG_MONSTER])
…		…
1054	* the previous environment.	1077	* the previous environment.
1055	*/	1078	*/
1056	void	1079	void
1057	object::do_remove ()	1080	object::do_remove ()
1058	{	1081	{
1059	object *tmp, *last = 0;
1060	object *otmp;
1061
1062	if (flag [FLAG_REMOVED])	1082	if (flag [FLAG_REMOVED])
1063	return;	1083	return;
1064		1084
1065	INVOKE_OBJECT (REMOVE, this);	1085	INVOKE_OBJECT (REMOVE, this);
1066		1086
…		…
1078	flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed	1098	flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed
1079	if (object *pl = visible_to ())	1099	if (object *pl = visible_to ())
1080	esrv_del_item (pl->contr, count);	1100	esrv_del_item (pl->contr, count);
1081	flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed	1101	flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed
1082		1102
1083	adjust_weight (env, -total_weight ());	1103	adjust_weight (env, total_weight (), 0);
1084		1104
1085	*(above ? &above->below : &env->inv) = below;	1105	object *pl = in_player ();
1086
1087	if (below)
1088	below->above = above;
1089		1106
1090	/* we set up values so that it could be inserted into	1107	/* we set up values so that it could be inserted into
1091	* the map, but we don't actually do that - it is up	1108	* the map, but we don't actually do that - it is up
1092	* to the caller to decide what we want to do.	1109	* to the caller to decide what we want to do.
1093	*/	1110	*/
1094	map = env->map;	1111	map = env->map;
1095	x = env->x;	1112	x = env->x;
1096	y = env->y;	1113	y = env->y;
		1114
		1115	// make sure cmov optimisation is applicable
		1116	*(above ? &above->below : &env->inv) = below;
		1117	*(below ? &below->above : &above ) = above; // &above is just a dummy
		1118
1097	above = 0;	1119	above = 0;
1098	below = 0;	1120	below = 0;
1099	env = 0;	1121	env = 0;
1100		1122
1101	/* NO_FIX_PLAYER is set when a great many changes are being	1123	if (pl && pl->is_player ())
1102	* made to players inventory. If set, avoiding the call
1103	* to save cpu time.
1104	*/	1124	{
1105	if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))	1125	if (expect_false (pl->contr->combat_ob == this))
1106	otmp->update_stats ();	1126	{
		1127	pl->apply (pl->contr->combat_ob, AP_UNAPPLY | AP_IGNORE_CURSE);
		1128	pl->contr->combat_ob = 0;
		1129	if (pl->contr->ranged_ob) pl->apply (pl->contr->ranged_ob);
		1130	}
		1131
		1132	if (expect_false (pl->contr->ranged_ob == this))
		1133	{
		1134	pl->apply (pl->contr->ranged_ob, AP_UNAPPLY | AP_IGNORE_CURSE);
		1135	pl->contr->ranged_ob = 0;
		1136	if (pl->contr->combat_ob) pl->apply (pl->contr->combat_ob);
		1137	}
		1138
		1139	pl->contr->queue_stats_update ();
		1140
		1141	if (expect_false (glow_radius) && pl->is_on_map ())
		1142	update_all_los (pl->map, pl->x, pl->y);
		1143	}
1107	}	1144	}
1108	else if (map)	1145	else if (map)
1109	{	1146	{
1110	map->dirty = true;	1147	map->dirty = true;
1111	mapspace &ms = this->ms ();	1148	mapspace &ms = this->ms ();
1112		1149
1113	if (object *pl = ms.player ())	1150	if (object *pl = ms.player ())
1114	{	1151	{
1115	if (type == PLAYER) // this == pl(!)	1152	if (is_player ())
1116	{	1153	{
		1154	if (!flag [FLAG_WIZPASS])
		1155	ms.smell = ++mapspace::smellcount; // remember the smell of the player
		1156
1117	// leaving a spot always closes any open container on the ground	1157	// leaving a spot always closes any open container on the ground
1118	if (container && !container->env)	1158	if (container && !container->env)
1119	// this causes spurious floorbox updates, but it ensures	1159	// this causes spurious floorbox updates, but it ensures
1120	// that the CLOSE event is being sent.	1160	// that the CLOSE event is being sent.
1121	close_container ();	1161	close_container ();
1122		1162
1123	--map->players;	1163	--map->players;
1124	map->touch ();	1164	map->touch ();
1125	}	1165	}
1126	else if (pl->container == this)	1166	else if (pl->container_ () == this)
1127	{	1167	{
1128	// removing a container should close it	1168	// removing a container should close it
1129	close_container ();	1169	close_container ();
1130	}	1170	}
1131		1171	else
1132	esrv_del_item (pl->contr, count);	1172	esrv_del_item (pl->contr, count);
1133	}	1173	}
1134		1174
1135	/* link the object above us */	1175	/* link the object above us */
1136	if (above)	1176	// re-link, make sure compiler can easily use cmove
1137	above->below = below;	1177	*(above ? &above->below : &ms.top) = below;
1138	else	1178	*(below ? &below->above : &ms.bot) = above;
1139	ms.top = below; /* we were top, set new top */
1140
1141	/* Relink the object below us, if there is one */
1142	if (below)
1143	below->above = above;
1144	else
1145	{
1146	/* Nothing below, which means we need to relink map object for this space
1147	* use translated coordinates in case some oddness with map tiling is
1148	* evident
1149	*/
1150	if (GET_MAP_OB (map, x, y) != this)
1151	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 ());
1152
1153	ms.bot = above; /* goes on above it. */
1154	}
1155		1179
1156	above = 0;	1180	above = 0;
1157	below = 0;	1181	below = 0;
1158		1182
1159	if (map->in_memory == MAP_SAVING)	1183	ms.invalidate ();
1160	return;
1161		1184
1162	int check_walk_off = !flag [FLAG_NO_APPLY];	1185	int check_walk_off = !flag [FLAG_NO_APPLY];
1163		1186
1164	if (object *pl = ms.player ())	1187	if (object *pl = ms.player ())
1165	{	1188	{
1166	if (pl->container == this)	1189	if (pl->container_ () == this)
1167	/* If a container that the player is currently using somehow gets	1190	/* If a container that the player is currently using somehow gets
1168	* removed (most likely destroyed), update the player view	1191	* removed (most likely destroyed), update the player view
1169	* appropriately.	1192	* appropriately.
1170	*/	1193	*/
1171	pl->close_container ();	1194	pl->close_container ();
1172		1195
1173	//TODO: the floorbox prev/next might need updating	1196	//TODO: the floorbox prev/next might need updating
1174	esrv_del_item (pl->contr, count);	1197	//esrv_del_item (pl->contr, count);
		1198	//TODO: update floorbox to preserve ordering
		1199	if (pl->contr->ns)
		1200	pl->contr->ns->floorbox_update ();
1175	}	1201	}
1176		1202
		1203	if (check_walk_off)
1177	for (tmp = ms.bot; tmp; tmp = tmp->above)	1204	for (object *above, *tmp = ms.bot; tmp; tmp = above)
1178	{	1205	{
		1206	above = tmp->above;
		1207
1179	/* No point updating the players look faces if he is the object	1208	/* No point updating the players look faces if he is the object
1180	* being removed.	1209	* being removed.
1181	*/	1210	*/
1182		1211
1183	/* See if object moving off should effect something */	1212	/* See if object moving off should effect something */
1184	if (check_walk_off
1185	&& ((move_type & tmp->move_off)	1213	if ((move_type & tmp->move_off)
1186	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))	1214	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0)
1187	{
1188	move_apply (tmp, this, 0);	1215	move_apply (tmp, this, 0);
1189
1190	if (destroyed ())
1191	LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1192	}	1216	}
1193		1217
1194	last = tmp;	1218	if (affects_los ())
1195	}
1196
1197	/* last == NULL if there are no objects on this space */
1198	//TODO: this makes little sense, why only update the topmost object?
1199	if (!last)
1200	map->at (x, y).flags_ = 0;
1201	else
1202	update_object (last, UP_OBJ_REMOVE);
1203
1204	if (flag [FLAG_BLOCKSVIEW] || glow_radius)
1205	update_all_los (map, x, y);	1219	update_all_los (map, x, y);
1206	}	1220	}
1207	}	1221	}
1208		1222
1209	/*	1223	/*
…		…
1233	esrv_update_item (UPD_NROF, pl, top);	1247	esrv_update_item (UPD_NROF, pl, top);
1234		1248
1235	op->weight = 0; // cancel the addition above	1249	op->weight = 0; // cancel the addition above
1236	op->carrying = 0; // must be 0 already	1250	op->carrying = 0; // must be 0 already
1237		1251
1238	op->destroy (1);	1252	op->destroy ();
1239		1253
1240	return top;	1254	return top;
1241	}	1255	}
1242		1256
1243	return 0;	1257	return 0;
…		…
1251		1265
1252	object *prev = this;	1266	object *prev = this;
1253		1267
1254	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)	1268	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)
1255	{	1269	{
1256	object *op = arch_to_object (at);	1270	object *op = at->instance ();
1257		1271
1258	op->name = name;	1272	op->name = name;
1259	op->name_pl = name_pl;	1273	op->name_pl = name_pl;
1260	op->title = title;	1274	op->title = title;
1261		1275
…		…
1271	* job preparing multi-part monsters.	1285	* job preparing multi-part monsters.
1272	*/	1286	*/
1273	object *	1287	object *
1274	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)	1288	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1275	{	1289	{
		1290	op->remove ();
		1291
1276	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)	1292	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)
1277	{	1293	{
1278	tmp->x = x + tmp->arch->x;	1294	tmp->x = x + tmp->arch->x;
1279	tmp->y = y + tmp->arch->y;	1295	tmp->y = y + tmp->arch->y;
1280	}	1296	}
…		…
1297	* Passing 0 for flag gives proper default values, so flag really only needs	1313	* Passing 0 for flag gives proper default values, so flag really only needs
1298	* to be set if special handling is needed.	1314	* to be set if special handling is needed.
1299	*	1315	*
1300	* Return value:	1316	* Return value:
1301	* new object if 'op' was merged with other object	1317	* new object if 'op' was merged with other object
1302	* NULL if 'op' was destroyed	1318	* NULL if there was an error (destroyed, blocked etc.)
1303	* just 'op' otherwise	1319	* just 'op' otherwise
1304	*/	1320	*/
1305	object *	1321	object *
1306	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)	1322	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1307	{	1323	{
1308	assert (!op->flag [FLAG_FREED]);
1309
1310	op->remove ();	1324	op->remove ();
		1325
		1326	if (m == &freed_map)//D TODO: remove soon
		1327	{//D
		1328	LOG (llevError | logBacktrace, "tries to insert object on freed objects map: %s", op->debug_desc ());//D
		1329	}//D
1311		1330
1312	/* Ideally, the caller figures this out. However, it complicates a lot	1331	/* Ideally, the caller figures this out. However, it complicates a lot
1313	* of areas of callers (eg, anything that uses find_free_spot would now	1332	* of areas of callers (eg, anything that uses find_free_spot would now
1314	* need extra work	1333	* need extra work
1315	*/	1334	*/
		1335	maptile *newmap = m;
1316	if (!xy_normalise (m, op->x, op->y))	1336	if (!xy_normalise (newmap, op->x, op->y))
1317	{	1337	{
1318	op->destroy (1);	1338	op->head_ ()->destroy ();// remove head_ once all tail object destroyers found
1319	return 0;	1339	return 0;
1320	}	1340	}
1321		1341
1322	if (object *more = op->more)	1342	if (object *more = op->more)
1323	if (!insert_ob_in_map (more, m, originator, flag))	1343	if (!insert_ob_in_map (more, m, originator, flag))
1324	return 0;	1344	return 0;
1325		1345
1326	CLEAR_FLAG (op, FLAG_REMOVED);	1346	op->flag [FLAG_REMOVED] = false;
1327		1347	op->env = 0;
1328	op->map = m;	1348	op->map = newmap;
		1349
1329	mapspace &ms = op->ms ();	1350	mapspace &ms = op->ms ();
1330		1351
1331	/* this has to be done after we translate the coordinates.	1352	/* this has to be done after we translate the coordinates.
1332	*/	1353	*/
1333	if (op->nrof && !(flag & INS_NO_MERGE))	1354	if (op->nrof && !(flag & INS_NO_MERGE))
1334	for (object *tmp = ms.bot; tmp; tmp = tmp->above)	1355	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1335	if (object::can_merge (op, tmp))	1356	if (object::can_merge (op, tmp))
1336	{	1357	{
1337	// TODO: we atcually want to update tmp, not op,	1358	// TODO: we actually want to update tmp, not op,
1338	// but some caller surely breaks when we return tmp	1359	// but some caller surely breaks when we return tmp
1339	// from here :/	1360	// from here :/
1340	op->nrof += tmp->nrof;	1361	op->nrof += tmp->nrof;
1341	tmp->destroy (1);	1362	tmp->destroy ();
1342	}	1363	}
1343		1364
1344	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */	1365	op->clr_flag (FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
1345	CLEAR_FLAG (op, FLAG_INV_LOCKED);	1366	op->clr_flag (FLAG_INV_LOCKED);
1346		1367
1347	if (!QUERY_FLAG (op, FLAG_ALIVE))	1368	if (!op->flag [FLAG_ALIVE])
1348	CLEAR_FLAG (op, FLAG_NO_STEAL);	1369	op->clr_flag (FLAG_NO_STEAL);
1349		1370
1350	if (flag & INS_BELOW_ORIGINATOR)	1371	if (flag & INS_BELOW_ORIGINATOR)
1351	{	1372	{
1352	if (originator->map != op->map || originator->x != op->x || originator->y != op->y)	1373	if (originator->map != op->map || originator->x != op->x || originator->y != op->y)
1353	{	1374	{
1354	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");	1375	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");
1355	abort ();	1376	abort ();
1356	}	1377	}
1357		1378
		1379	if (!originator->is_on_map ())
		1380	{
		1381	LOG (llevError, "insert_ob_in_map(%s) called with INS_BELOW_ORIGINATOR when originator '%s' not on map",
		1382	op->debug_desc (), originator->debug_desc ());
		1383	abort ();
		1384	}
		1385
1358	op->above = originator;	1386	op->above = originator;
1359	op->below = originator->below;	1387	op->below = originator->below;
1360
1361	if (op->below)
1362	op->below->above = op;
1363	else
1364	ms.bot = op;
1365
1366	/* since *below* originator, no need to update top */
1367	originator->below = op;	1388	originator->below = op;
		1389
		1390	*(op->below ? &op->below->above : &ms.bot) = op;
1368	}	1391	}
1369	else	1392	else
1370	{	1393	{
1371	object *top, *floor = NULL;	1394	object *floor = 0;
1372		1395	object *top = ms.top;
1373	top = ms.bot;
1374		1396
1375	/* If there are other objects, then */	1397	/* If there are other objects, then */
1376	if (top)	1398	if (top)
1377	{	1399	{
1378	object *last = 0;
1379
1380	/*	1400	/*
1381	* If there are multiple objects on this space, we do some trickier handling.	1401	* If there are multiple objects on this space, we do some trickier handling.
1382	* We've already dealt with merging if appropriate.	1402	* We've already dealt with merging if appropriate.
1383	* Generally, we want to put the new object on top. But if	1403	* Generally, we want to put the new object on top. But if
1384	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last	1404	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last
…		…
1387	* once we get to them. This reduces the need to traverse over all of	1407	* once we get to them. This reduces the need to traverse over all of
1388	* them when adding another one - this saves quite a bit of cpu time	1408	* them when adding another one - this saves quite a bit of cpu time
1389	* when lots of spells are cast in one area. Currently, it is presumed	1409	* when lots of spells are cast in one area. Currently, it is presumed
1390	* that flying non pickable objects are spell objects.	1410	* that flying non pickable objects are spell objects.
1391	*/	1411	*/
1392	for (top = ms.bot; top; top = top->above)	1412	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1393	{	1413	{
1394	if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))	1414	if (tmp->flag [FLAG_IS_FLOOR] || tmp->flag [FLAG_OVERLAY_FLOOR])
1395	floor = top;	1415	floor = tmp;
1396		1416
1397	if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))	1417	if (tmp->flag [FLAG_NO_PICK] && (tmp->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !tmp->flag [FLAG_IS_FLOOR])
1398	{	1418	{
1399	/* We insert above top, so we want this object below this */	1419	/* We insert above top, so we want this object below this */
1400	top = top->below;	1420	top = tmp->below;
1401	break;	1421	break;
1402	}	1422	}
1403		1423
1404	last = top;	1424	top = tmp;
1405	}	1425	}
1406
1407	/* Don't want top to be NULL, so set it to the last valid object */
1408	top = last;
1409		1426
1410	/* We let update_position deal with figuring out what the space	1427	/* We let update_position deal with figuring out what the space
1411	* looks like instead of lots of conditions here.	1428	* looks like instead of lots of conditions here.
1412	* makes things faster, and effectively the same result.	1429	* makes things faster, and effectively the same result.
1413	*/	1430	*/
…		…
1420	*/	1437	*/
1421	if (!(flag & INS_ON_TOP)	1438	if (!(flag & INS_ON_TOP)
1422	&& ms.flags () & P_BLOCKSVIEW	1439	&& ms.flags () & P_BLOCKSVIEW
1423	&& (op->face && !faces [op->face].visibility))	1440	&& (op->face && !faces [op->face].visibility))
1424	{	1441	{
		1442	object *last;
		1443
1425	for (last = top; last != floor; last = last->below)	1444	for (last = top; last != floor; last = last->below)
1426	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))	1445	if (last->flag [FLAG_BLOCKSVIEW] && (last->type != EXIT))
1427	break;	1446	break;
1428		1447
1429	/* Check to see if we found the object that blocks view,	1448	/* Check to see if we found the object that blocks view,
1430	* and make sure we have a below pointer for it so that	1449	* and make sure we have a below pointer for it so that
1431	* we can get inserted below this one, which requires we	1450	* we can get inserted below this one, which requires we
…		…
1437	} /* If objects on this space */	1456	} /* If objects on this space */
1438		1457
1439	if (flag & INS_ABOVE_FLOOR_ONLY)	1458	if (flag & INS_ABOVE_FLOOR_ONLY)
1440	top = floor;	1459	top = floor;
1441		1460
1442	/* Top is the object that our object (op) is going to get inserted above.	1461	// insert object above top, or bottom-most if top = 0
1443	*/
1444
1445	/* First object on this space */
1446	if (!top)	1462	if (!top)
1447	{	1463	{
		1464	op->below = 0;
1448	op->above = ms.bot;	1465	op->above = ms.bot;
1449
1450	if (op->above)
1451	op->above->below = op;
1452
1453	op->below = 0;
1454	ms.bot = op;	1466	ms.bot = op;
		1467
		1468	*(op->above ? &op->above->below : &ms.top) = op;
1455	}	1469	}
1456	else	1470	else
1457	{ /* get inserted into the stack above top */	1471	{
1458	op->above = top->above;	1472	op->above = top->above;
1459
1460	if (op->above)
1461	op->above->below = op;	1473	top->above = op;
1462		1474
1463	op->below = top;	1475	op->below = top;
1464	top->above = op;	1476	*(op->above ? &op->above->below : &ms.top) = op;
1465	}	1477	}
		1478	}
1466		1479
1467	if (!op->above)	1480	if (op->is_player ())
1468	ms.top = op;
1469	} /* else not INS_BELOW_ORIGINATOR */
1470
1471	if (op->type == PLAYER)
1472	{	1481	{
1473	op->contr->do_los = 1;	1482	op->contr->do_los = 1;
1474	++op->map->players;	1483	++op->map->players;
1475	op->map->touch ();	1484	op->map->touch ();
1476	}	1485	}
1477		1486
1478	op->map->dirty = true;	1487	op->map->dirty = true;
1479		1488
1480	if (object *pl = ms.player ())	1489	if (object *pl = ms.player ())
1481	//TODO: the floorbox prev/next might need updating	1490	//TODO: the floorbox prev/next might need updating
1482	esrv_send_item (pl, op);	1491	//esrv_send_item (pl, op);
		1492	//TODO: update floorbox to preserve ordering
		1493	if (pl->contr->ns)
		1494	pl->contr->ns->floorbox_update ();
1483		1495
1484	/* If this object glows, it may affect lighting conditions that are	1496	/* If this object glows, it may affect lighting conditions that are
1485	* visible to others on this map. But update_all_los is really	1497	* visible to others on this map. But update_all_los is really
1486	* an inefficient way to do this, as it means los for all players	1498	* an inefficient way to do this, as it means los for all players
1487	* on the map will get recalculated. The players could very well	1499	* on the map will get recalculated. The players could very well
1488	* be far away from this change and not affected in any way -	1500	* be far away from this change and not affected in any way -
1489	* this should get redone to only look for players within range,	1501	* this should get redone to only look for players within range,
1490	* or just updating the P_UPTODATE for spaces within this area	1502	* or just updating the P_UPTODATE for spaces within this area
1491	* of effect may be sufficient.	1503	* of effect may be sufficient.
1492	*/	1504	*/
1493	if (op->map->darkness && (op->glow_radius != 0))	1505	if (op->affects_los ())
		1506	{
		1507	op->ms ().invalidate ();
1494	update_all_los (op->map, op->x, op->y);	1508	update_all_los (op->map, op->x, op->y);
		1509	}
1495		1510
1496	/* updates flags (blocked, alive, no magic, etc) for this map space */	1511	/* updates flags (blocked, alive, no magic, etc) for this map space */
1497	update_object (op, UP_OBJ_INSERT);	1512	update_object (op, UP_OBJ_INSERT);
1498		1513
1499	INVOKE_OBJECT (INSERT, op);	1514	INVOKE_OBJECT (INSERT, op);
…		…
1506	* blocked() and wall() work properly), and these flags are updated by	1521	* blocked() and wall() work properly), and these flags are updated by
1507	* update_object().	1522	* update_object().
1508	*/	1523	*/
1509		1524
1510	/* if this is not the head or flag has been passed, don't check walk on status */	1525	/* if this is not the head or flag has been passed, don't check walk on status */
1511	if (!(flag & INS_NO_WALK_ON) && op->head_ () == op)	1526	if (!(flag & INS_NO_WALK_ON) && op->is_head ())
1512	{	1527	{
1513	if (check_move_on (op, originator))	1528	if (check_move_on (op, originator, flag))
1514	return 0;	1529	return 0;
1515		1530
1516	/* If we are a multi part object, lets work our way through the check	1531	/* If we are a multi part object, let's work our way through the check
1517	* walk on's.	1532	* walk on's.
1518	*/	1533	*/
1519	for (object *tmp = op->more; tmp; tmp = tmp->more)	1534	for (object *tmp = op->more; tmp; tmp = tmp->more)
1520	if (check_move_on (tmp, originator))	1535	if (check_move_on (tmp, originator, flag))
1521	return 0;	1536	return 0;
1522	}	1537	}
1523		1538
1524	return op;	1539	return op;
1525	}	1540	}
…		…
1527	/* this function inserts an object in the map, but if it	1542	/* this function inserts an object in the map, but if it
1528	* finds an object of its own type, it'll remove that one first.	1543	* finds an object of its own type, it'll remove that one first.
1529	* op is the object to insert it under: supplies x and the map.	1544	* op is the object to insert it under: supplies x and the map.
1530	*/	1545	*/
1531	void	1546	void
1532	replace_insert_ob_in_map (const char *arch_string, object *op)	1547	replace_insert_ob_in_map (shstr_tmp archname, object *op)
1533	{	1548	{
1534	/* first search for itself and remove any old instances */	1549	/* first search for itself and remove any old instances */
1535		1550
1536	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)	1551	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
1537	if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */	1552	if (tmp->arch->archname == archname) /* same archetype */
1538	tmp->destroy (1);	1553	tmp->destroy ();
1539		1554
1540	object *tmp = arch_to_object (archetype::find (arch_string));	1555	object *tmp = archetype::find (archname)->instance ();
1541		1556
1542	tmp->x = op->x;	1557	tmp->x = op->x;
1543	tmp->y = op->y;	1558	tmp->y = op->y;
1544		1559
1545	insert_ob_in_map (tmp, op->map, op, 0);	1560	insert_ob_in_map (tmp, op->map, op, 0);
…		…
1550	{	1565	{
1551	if (where->env)	1566	if (where->env)
1552	return where->env->insert (this);	1567	return where->env->insert (this);
1553	else	1568	else
1554	return where->map->insert (this, where->x, where->y, originator, flags);	1569	return where->map->insert (this, where->x, where->y, originator, flags);
		1570	}
		1571
		1572	// check whether we can put this into the map, respect max_volume, max_items
		1573	bool
		1574	object::can_drop_at (maptile *m, int x, int y, object *originator)
		1575	{
		1576	mapspace &ms = m->at (x, y);
		1577
		1578	int items = ms.items ();
		1579
		1580	if (!items // testing !items ensures we can drop at least one item
		1581	|| (items < m->max_items
		1582	&& ms.volume () < m->max_volume))
		1583	return true;
		1584
		1585	if (originator && originator->is_player ())
		1586	originator->contr->failmsgf (
		1587	"No matter how hard you try, you just cannot put the %s here H<Try to remove some items from the floor first.>",
		1588	query_name ()
		1589	);
		1590
		1591	return false;
1555	}	1592	}
1556		1593
1557	/*	1594	/*
1558	* decrease(object, number) decreases a specified number from	1595	* decrease(object, number) decreases a specified number from
1559	* the amount of an object. If the amount reaches 0, the object	1596	* the amount of an object. If the amount reaches 0, the object
…		…
1567	if (!nr)	1604	if (!nr)
1568	return true;	1605	return true;
1569		1606
1570	nr = min (nr, nrof);	1607	nr = min (nr, nrof);
1571		1608
		1609	if (nrof > nr)
		1610	{
		1611	sint64 oweight = total_weight ();
		1612
1572	nrof -= nr;	1613	nrof -= nr;
1573
1574	if (nrof)
1575	{
1576	adjust_weight (env, -weight * nr); // carrying == 0
1577		1614
1578	if (object *pl = visible_to ())	1615	if (object *pl = visible_to ())
1579	esrv_update_item (UPD_NROF, pl, this);	1616	esrv_update_item (UPD_NROF, pl, this);
1580		1617
		1618	adjust_weight (env, oweight, total_weight ());
		1619
1581	return true;	1620	return true;
1582	}	1621	}
1583	else	1622	else
1584	{	1623	{
1585	destroy (1);	1624	destroy ();
1586	return false;	1625	return false;
1587	}	1626	}
1588	}	1627	}
1589		1628
1590	/*	1629	/*
…		…
1607	}	1646	}
1608	else	1647	else
1609	{	1648	{
1610	decrease (nr);	1649	decrease (nr);
1611		1650
1612	object *op = object_create_clone (this);	1651	object *op = deep_clone ();
1613	op->nrof = nr;	1652	op->nrof = nr;
1614	return op;	1653	return op;
1615	}	1654	}
1616	}	1655	}
1617		1656
…		…
1659	if (op->nrof)	1698	if (op->nrof)
1660	for (object *tmp = inv; tmp; tmp = tmp->below)	1699	for (object *tmp = inv; tmp; tmp = tmp->below)
1661	if (object::can_merge (tmp, op))	1700	if (object::can_merge (tmp, op))
1662	{	1701	{
1663	/* return the original object and remove inserted object	1702	/* return the original object and remove inserted object
1664	(client needs the original object) */	1703	(client prefers the original object) */
		1704
		1705	// carring must be 0 for mergable objects
		1706	sint64 oweight = tmp->weight * tmp->nrof;
		1707
1665	tmp->nrof += op->nrof;	1708	tmp->nrof += op->nrof;
1666		1709
1667	if (object *pl = tmp->visible_to ())	1710	if (object *pl = tmp->visible_to ())
1668	esrv_update_item (UPD_NROF, pl, tmp);	1711	esrv_update_item (UPD_NROF, pl, tmp);
1669		1712
1670	adjust_weight (this, op->total_weight ());	1713	adjust_weight (this, oweight, tmp->weight * tmp->nrof);
1671		1714
1672	op->destroy (1);	1715	op->destroy ();
1673	op = tmp;	1716	op = tmp;
1674	goto inserted;	1717	goto inserted;
1675	}	1718	}
1676		1719
1677	op->owner = 0; // it's his/hers now. period.	1720	op->owner = 0; // it's his/hers now. period.
…		…
1691	op->flag [FLAG_REMOVED] = 0;	1734	op->flag [FLAG_REMOVED] = 0;
1692		1735
1693	if (object *pl = op->visible_to ())	1736	if (object *pl = op->visible_to ())
1694	esrv_send_item (pl, op);	1737	esrv_send_item (pl, op);
1695		1738
1696	adjust_weight (this, op->total_weight ());	1739	adjust_weight (this, 0, op->total_weight ());
1697		1740
1698	inserted:	1741	inserted:
1699	/* reset the light list and los of the players on the map */	1742	/* reset the light list and los of the players on the map */
1700	if (op->glow_radius && map && map->darkness)	1743	if (op->glow_radius && is_on_map ())
		1744	{
		1745	update_stats ();
1701	update_all_los (map, x, y);	1746	update_all_los (map, x, y);
1702		1747	}
		1748	else if (is_player ())
1703	// if this is a player's inventory, update stats	1749	// if this is a player's inventory, update stats
1704	if (type == PLAYER && !flag [FLAG_NO_FIX_PLAYER])	1750	contr->queue_stats_update ();
1705	update_stats ();
1706		1751
1707	INVOKE_OBJECT (INSERT, this);	1752	INVOKE_OBJECT (INSERT, this);
1708		1753
1709	return op;	1754	return op;
1710	}	1755	}
…		…
1728	* MSW 2001-07-08: Check all objects on space, not just those below	1773	* MSW 2001-07-08: Check all objects on space, not just those below
1729	* object being inserted. insert_ob_in_map may not put new objects	1774	* object being inserted. insert_ob_in_map may not put new objects
1730	* on top.	1775	* on top.
1731	*/	1776	*/
1732	int	1777	int
1733	check_move_on (object *op, object *originator)	1778	check_move_on (object *op, object *originator, int flags)
1734	{	1779	{
		1780	if (op->flag [FLAG_NO_APPLY])
		1781	return 0;
		1782
1735	object *tmp;	1783	object *tmp;
1736	maptile *m = op->map;	1784	maptile *m = op->map;
1737	int x = op->x, y = op->y;	1785	int x = op->x, y = op->y;
1738		1786
1739	MoveType move_on, move_slow, move_block;	1787	mapspace &ms = m->at (x, y);
1740		1788
1741	if (QUERY_FLAG (op, FLAG_NO_APPLY))	1789	ms.update ();
1742	return 0;
1743		1790
1744	move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y);	1791	MoveType move_on = ms.move_on;
1745	move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y);	1792	MoveType move_slow = ms.move_slow;
1746	move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y);	1793	MoveType move_block = ms.move_block;
1747		1794
1748	/* if nothing on this space will slow op down or be applied,	1795	/* if nothing on this space will slow op down or be applied,
1749	* no need to do checking below. have to make sure move_type	1796	* no need to do checking below. have to make sure move_type
1750	* is set, as lots of objects don't have it set - we treat that	1797	* is set, as lots of objects don't have it set - we treat that
1751	* as walking.	1798	* as walking.
…		…
1762	return 0;	1809	return 0;
1763		1810
1764	/* The objects have to be checked from top to bottom.	1811	/* The objects have to be checked from top to bottom.
1765	* Hence, we first go to the top:	1812	* Hence, we first go to the top:
1766	*/	1813	*/
1767		1814	for (object *next, *tmp = ms.top; tmp; tmp = next)
1768	for (tmp = op->ms ().bot; tmp && tmp->above; tmp = tmp->above)
1769	{
1770	/* Trim the search when we find the first other spell effect
1771	* this helps performance so that if a space has 50 spell objects,
1772	* we don't need to check all of them.
1773	*/
1774	if ((tmp->move_type & MOVE_FLY_LOW) && QUERY_FLAG (tmp, FLAG_NO_PICK))
1775	break;
1776	}	1815	{
		1816	next = tmp->below;
1777		1817
1778	for (; tmp; tmp = tmp->below)
1779	{
1780	if (tmp == op)	1818	if (tmp == op)
1781	continue; /* Can't apply yourself */	1819	continue; /* Can't apply yourself */
1782		1820
1783	/* Check to see if one of the movement types should be slowed down.	1821	/* Check to see if one of the movement types should be slowed down.
1784	* Second check makes sure that the movement types not being slowed	1822	* Second check makes sure that the movement types not being slowed
1785	* (~slow_move) is not blocked on this space - just because the	1823	* (~slow_move) is not blocked on this space - just because the
1786	* space doesn't slow down swimming (for example), if you can't actually	1824	* space doesn't slow down swimming (for example), if you can't actually
1787	* swim on that space, can't use it to avoid the penalty.	1825	* swim on that space, can't use it to avoid the penalty.
1788	*/	1826	*/
1789	if (!QUERY_FLAG (op, FLAG_WIZPASS))	1827	if (!op->flag [FLAG_WIZPASS])
1790	{	1828	{
1791	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||	1829	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||
1792	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))	1830	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))
1793	{	1831	{
1794
1795	float
1796	diff = tmp->move_slow_penalty * fabs (op->speed);	1832	float diff = tmp->move_slow_penalty * fabs (op->speed);
1797		1833
1798	if (op->type == PLAYER)	1834	if (op->is_player ())
1799	if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||	1835	if ((tmp->flag [FLAG_IS_HILLY ] && find_skill_by_number (op, SK_CLIMBING)) ||
1800	(QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))	1836	(tmp->flag [FLAG_IS_WOODED] && find_skill_by_number (op, SK_WOODSMAN)))
1801	diff /= 4.0;	1837	diff /= 4.0;
1802		1838
1803	op->speed_left -= diff;	1839	op->speed_left -= diff;
1804	}	1840	}
1805	}	1841	}
1806		1842
1807	/* Basically same logic as above, except now for actual apply. */	1843	/* Basically same logic as above, except now for actual apply. */
1808	if ((!op->move_type && tmp->move_on & MOVE_WALK) ||	1844	if ((!op->move_type && tmp->move_on & MOVE_WALK) ||
1809	((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0))	1845	((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0))
1810	{	1846	{
		1847	if ((flags & INS_NO_AUTO_EXIT)
		1848	&& (tmp->type == EXIT || tmp->type == TELEPORTER
		1849	|| tmp->type == HOLE || tmp->type == TRAPDOOR)) //TODO: temporary, fix exits instead
		1850	continue;
		1851
1811	move_apply (tmp, op, originator);	1852	move_apply (tmp, op, originator);
1812		1853
1813	if (op->destroyed ())	1854	if (op->destroyed ())
1814	return 1;	1855	return 1;
1815		1856
…		…
1838	LOG (llevError, "Present_arch called outside map.\n");	1879	LOG (llevError, "Present_arch called outside map.\n");
1839	return NULL;	1880	return NULL;
1840	}	1881	}
1841		1882
1842	for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)	1883	for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)
1843	if (tmp->arch == at)	1884	if (tmp->arch->archname == at->archname)
1844	return tmp;	1885	return tmp;
1845		1886
1846	return NULL;	1887	return NULL;
1847	}	1888	}
1848		1889
…		…
1912	* The first matching object is returned, or NULL if none.	1953	* The first matching object is returned, or NULL if none.
1913	*/	1954	*/
1914	object *	1955	object *
1915	present_arch_in_ob (const archetype *at, const object *op)	1956	present_arch_in_ob (const archetype *at, const object *op)
1916	{	1957	{
1917	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)	1958	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1918	if (tmp->arch == at)	1959	if (tmp->arch->archname == at->archname)
1919	return tmp;	1960	return tmp;
1920		1961
1921	return NULL;	1962	return NULL;
1922	}	1963	}
1923		1964
…		…
1927	void	1968	void
1928	flag_inv (object *op, int flag)	1969	flag_inv (object *op, int flag)
1929	{	1970	{
1930	for (object *tmp = op->inv; tmp; tmp = tmp->below)	1971	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1931	{	1972	{
1932	SET_FLAG (tmp, flag);	1973	tmp->set_flag (flag);
1933	flag_inv (tmp, flag);	1974	flag_inv (tmp, flag);
1934	}	1975	}
1935	}	1976	}
1936		1977
1937	/*	1978	/*
…		…
1940	void	1981	void
1941	unflag_inv (object *op, int flag)	1982	unflag_inv (object *op, int flag)
1942	{	1983	{
1943	for (object *tmp = op->inv; tmp; tmp = tmp->below)	1984	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1944	{	1985	{
1945	CLEAR_FLAG (tmp, flag);	1986	tmp->clr_flag (flag);
1946	unflag_inv (tmp, flag);	1987	unflag_inv (tmp, flag);
1947	}	1988	}
1948	}	1989	}
1949		1990
1950	/*	1991	/*
…		…
2011	* head of the object should correspond for the entire object.	2052	* head of the object should correspond for the entire object.
2012	*/	2053	*/
2013	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))	2054	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))
2014	continue;	2055	continue;
2015		2056
2016	if (ob->blocked (m, pos.x, pos.y))	2057	if (ob->blocked (pos.m, pos.x, pos.y))
2017	continue;	2058	continue;
2018		2059
2019	altern [index++] = i;	2060	altern [index++] = i;
2020	}	2061	}
2021		2062
…		…
2089	* there is capable of.	2130	* there is capable of.
2090	*/	2131	*/
2091	int	2132	int
2092	find_dir (maptile *m, int x, int y, object *exclude)	2133	find_dir (maptile *m, int x, int y, object *exclude)
2093	{	2134	{
2094	int i, max = SIZEOFFREE, mflags;	2135	int max = SIZEOFFREE, mflags;
2095
2096	sint16 nx, ny;
2097	object *tmp;
2098	maptile *mp;
2099
2100	MoveType blocked, move_type;	2136	MoveType move_type;
2101		2137
2102	if (exclude && exclude->head_ () != exclude)	2138	if (exclude && exclude->head_ () != exclude)
2103	{	2139	{
2104	exclude = exclude->head;	2140	exclude = exclude->head;
2105	move_type = exclude->move_type;	2141	move_type = exclude->move_type;
…		…
2108	{	2144	{
2109	/* If we don't have anything, presume it can use all movement types. */	2145	/* If we don't have anything, presume it can use all movement types. */
2110	move_type = MOVE_ALL;	2146	move_type = MOVE_ALL;
2111	}	2147	}
2112		2148
2113	for (i = 1; i < max; i++)	2149	for (int i = 1; i < max; i++)
2114	{	2150	{
2115	mp = m;	2151	mapxy pos (m, x, y);
2116	nx = x + freearr_x[i];	2152	pos.move (i);
2117	ny = y + freearr_y[i];
2118		2153
2119	mflags = get_map_flags (m, &mp, nx, ny, &nx, &ny);	2154	if (!pos.normalise ())
2120
2121	if (mflags & P_OUT_OF_MAP)
2122	max = maxfree[i];	2155	max = maxfree[i];
2123	else	2156	else
2124	{	2157	{
2125	mapspace &ms = mp->at (nx, ny);	2158	mapspace &ms = *pos;
2126		2159
2127	blocked = ms.move_block;
2128
2129	if ((move_type & blocked) == move_type)	2160	if ((move_type & ms.move_block) == move_type)
2130	max = maxfree[i];	2161	max = maxfree [i];
2131	else if (mflags & P_IS_ALIVE)	2162	else if (ms.flags () & P_IS_ALIVE)
2132	{	2163	{
2133	for (tmp = ms.bot; tmp; tmp = tmp->above)	2164	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
2134	if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)	2165	if ((tmp->flag [FLAG_MONSTER] || tmp->is_player ())
2135	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))	2166	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))
2136	break;
2137
2138	if (tmp)
2139	return freedir[i];	2167	return freedir [i];
2140	}	2168	}
2141	}	2169	}
2142	}	2170	}
2143		2171
2144	return 0;	2172	return 0;
…		…
2153	{	2181	{
2154	return (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);	2182	return (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);
2155	}	2183	}
2156		2184
2157	/*	2185	/*
2158	* find_dir_2(delta-x,delta-y) will return a direction in which	2186	* find_dir_2(delta-x,delta-y) will return a direction value
2159	* an object which has subtracted the x and y coordinates of another	2187	* for running into direct [dx, dy].
2160	* object, needs to travel toward it.	2188	* (the opposite of crossfire's find_dir_2!)
2161	*/	2189	*/
2162	int	2190	int
2163	find_dir_2 (int x, int y)	2191	find_dir_2 (int x, int y)
2164	{	2192	{
		2193	#if 1 // new algorithm
		2194	// this works by putting x, y into 16 sectors, which
		2195	// are not equal sized, but are a better approximation
		2196	// then the old algorithm, and then using a mapping
		2197	// table to map it into a direction value.
		2198	// basically, it maps these comparisons to each bit
		2199	// bit #3: x < 0
		2200	// bit #2: y < 0
		2201	// bit #1: x > y
		2202	// bit #0: x > 2y
		2203
		2204	static const uint8 dir[16] = {
		2205	4, 5, 4, 3,
		2206	2, 1, 2, 3,
		2207	6, 5, 6, 7,
		2208	8, 1, 8, 7,
		2209	};
		2210	int sector = 0;
		2211
		2212	// this is a bit ugly, but more likely to result in branchless code
		2213	sector |= x < 0 ? 8 : 0;
		2214	x = x < 0 ? -x : x; // abs
		2215
		2216	sector |= y < 0 ? 4 : 0;
		2217	y = y < 0 ? -y : y; // abs
		2218
		2219	if (x > y)
		2220	{
		2221	sector |= 2;
		2222
		2223	if (x > y * 2)
		2224	sector |= 1;
		2225	}
		2226	else
		2227	{
		2228	if (y > x * 2)
		2229	sector |= 1;
		2230	else if (!y)
		2231	return 0; // x == 0 here
		2232	}
		2233
		2234	return dir [sector];
		2235	#else // old algorithm
2165	int q;	2236	int q;
2166		2237
2167	if (y)	2238	if (y)
2168	q = x * 100 / y;	2239	q = 128 * x / y;
2169	else if (x)	2240	else if (x)
2170	q = -300 * x;	2241	q = -512 * x; // to make it > 309
2171	else	2242	else
2172	return 0;	2243	return 0;
2173		2244
2174	if (y > 0)	2245	if (y > 0)
2175	{	2246	{
2176	if (q < -242)	2247	if (q < -309) return 7;
		2248	if (q < -52) return 6;
		2249	if (q < 52) return 5;
		2250	if (q < 309) return 4;
		2251
2177	return 3;	2252	return 3;
2178	if (q < -41)	2253	}
2179	return 2;	2254	else
2180	if (q < 41)	2255	{
2181	return 1;	2256	if (q < -309) return 3;
2182	if (q < 242)	2257	if (q < -52) return 2;
2183	return 8;	2258	if (q < 52) return 1;
		2259	if (q < 309) return 8;
		2260
2184	return 7;	2261	return 7;
2185	}	2262	}
2186		2263	#endif
2187	if (q < -242)
2188	return 7;
2189	if (q < -41)
2190	return 6;
2191	if (q < 41)
2192	return 5;
2193	if (q < 242)
2194	return 4;
2195
2196	return 3;
2197	}	2264	}
2198		2265
2199	/*	2266	/*
2200	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is	2267	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is
2201	* between two directions (which are expected to be absolute (see absdir())	2268	* between two directions (which are expected to be absolute (see absdir())
2202	*/	2269	*/
2203	int	2270	int
2204	dirdiff (int dir1, int dir2)	2271	dirdiff (int dir1, int dir2)
2205	{	2272	{
2206	int d;
2207
2208	d = abs (dir1 - dir2);	2273	int d = abs (dir1 - dir2);
2209	if (d > 4)
2210	d = 8 - d;
2211		2274
2212	return d;	2275	return d > 4 ? 8 - d : d;
2213	}	2276	}
2214		2277
2215	/* peterm:	2278	/* peterm:
2216	* do LOS stuff for ball lightning. Go after the closest VISIBLE monster.	2279	* do LOS stuff for ball lightning. Go after the closest VISIBLE monster.
2217	* Basically, this is a table of directions, and what directions	2280	* Basically, this is a table of directions, and what directions
…		…
2219	* This basically means that if direction is 15, then it could either go	2282	* This basically means that if direction is 15, then it could either go
2220	* direction 4, 14, or 16 to get back to where we are.	2283	* direction 4, 14, or 16 to get back to where we are.
2221	* Moved from spell_util.c to object.c with the other related direction	2284	* Moved from spell_util.c to object.c with the other related direction
2222	* functions.	2285	* functions.
2223	*/	2286	*/
2224	int reduction_dir[SIZEOFFREE][3] = {	2287	static const int reduction_dir[SIZEOFFREE][3] = {
2225	{0, 0, 0}, /* 0 */	2288	{0, 0, 0}, /* 0 */
2226	{0, 0, 0}, /* 1 */	2289	{0, 0, 0}, /* 1 */
2227	{0, 0, 0}, /* 2 */	2290	{0, 0, 0}, /* 2 */
2228	{0, 0, 0}, /* 3 */	2291	{0, 0, 0}, /* 3 */
2229	{0, 0, 0}, /* 4 */	2292	{0, 0, 0}, /* 4 */
…		…
2323	* Add a check so we can't pick up invisible objects (0.93.8)	2386	* Add a check so we can't pick up invisible objects (0.93.8)
2324	*/	2387	*/
2325	int	2388	int
2326	can_pick (const object *who, const object *item)	2389	can_pick (const object *who, const object *item)
2327	{	2390	{
2328	return /*QUERY_FLAG(who,FLAG_WIZ)|| */	2391	return /*who->flag [FLAG_WIZ]|| */
2329	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&	2392	(item->weight > 0 && !item->flag [FLAG_NO_PICK] &&
2330	!QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->type == PLAYER || item->weight < who->weight / 3));	2393	!item->flag [FLAG_ALIVE] && !item->invisible && (who->is_player () || item->weight < who->weight / 3));
2331	}	2394	}
		2395
		2396	//-GPL
2332		2397
2333	/*	2398	/*
2334	* create clone from object to another	2399	* create clone from object to another
2335	*/	2400	*/
2336	object *	2401	object *
2337	object_create_clone (object *asrc)	2402	object::deep_clone ()
2338	{	2403	{
2339	object *dst = 0, *tmp, *src, *prev, *item;	2404	assert (("deep_clone called on non-head object", is_head ()));
2340		2405
2341	if (!asrc)	2406	object *dst = clone ();
2342	return 0;
2343		2407
2344	src = asrc->head_ ();	2408	object *prev = dst;
2345
2346	prev = 0;
2347	for (object *part = src; part; part = part->more)	2409	for (object *part = this->more; part; part = part->more)
2348	{	2410	{
2349	tmp = part->clone ();	2411	object *tmp = part->clone ();
2350	tmp->x -= src->x;
2351	tmp->y -= src->y;
2352
2353	if (!part->head)
2354	{
2355	dst = tmp;
2356	tmp->head = 0;
2357	}
2358	else
2359	tmp->head = dst;	2412	tmp->head = dst;
2360
2361	tmp->more = 0;
2362
2363	if (prev)
2364	prev->more = tmp;	2413	prev->more = tmp;
2365
2366	prev = tmp;	2414	prev = tmp;
2367	}	2415	}
2368		2416
2369	for (item = src->inv; item; item = item->below)	2417	for (object *item = inv; item; item = item->below)
2370	insert_ob_in_ob (object_create_clone (item), dst);	2418	insert_ob_in_ob (item->deep_clone (), dst);
2371		2419
2372	return dst;	2420	return dst;
2373	}	2421	}
2374		2422
2375	/* This returns the first object in who's inventory that	2423	/* This returns the first object in who's inventory that
…		…
2384	return tmp;	2432	return tmp;
2385		2433
2386	return 0;	2434	return 0;
2387	}	2435	}
2388		2436
2389	/* If ob has a field named key, return the link from the list,	2437	/* Zero the key_values on op, decrementing the shared-string
2390	* otherwise return NULL.	2438	* refcounts and freeing the links.
2391	*	2439	*/
2392	* key must be a passed in shared string - otherwise, this won't	2440	void
2393	* do the desired thing.	2441	key_values::clear ()
2394	*/
2395	key_value *
2396	get_ob_key_link (const object *ob, const char *key)
2397	{	2442	{
2398	for (key_value *link = ob->key_values; link; link = link->next)	2443	for (key_value *kvp = first; kvp; )
		2444	{
		2445	key_value *next = kvp->next;
		2446	delete kvp;
		2447	kvp = next;
		2448	}
		2449
		2450	first = 0;
		2451	}
		2452
		2453	shstr_tmp
		2454	key_values::get (shstr_tmp key) const
		2455	{
		2456	for (key_value *kv = first; kv; kv = kv->next)
2399	if (link->key == key)	2457	if (kv->key == key)
2400	return link;
2401
2402	return 0;
2403	}
2404
2405	/*
2406	* Returns the value of op has an extra_field for key, or NULL.
2407	*
2408	* The argument doesn't need to be a shared string.
2409	*
2410	* The returned string is shared.
2411	*/
2412	const char *
2413	get_ob_key_value (const object *op, const char *const key)
2414	{
2415	key_value *link;
2416	shstr_cmp canonical_key (key);
2417
2418	if (!canonical_key)
2419	{
2420	/* 1. There being a field named key on any object
2421	* implies there'd be a shared string to find.
2422	* 2. Since there isn't, no object has this field.
2423	* 3. Therefore, *this* object doesn't have this field.
2424	*/
2425	return 0;
2426	}
2427
2428	/* This is copied from get_ob_key_link() above -
2429	* only 4 lines, and saves the function call overhead.
2430	*/
2431	for (link = op->key_values; link; link = link->next)
2432	if (link->key == canonical_key)
2433	return link->value;	2458	return kv->value;
2434		2459
2435	return 0;	2460	return shstr ();
2436	}	2461	}
2437		2462
2438	/*	2463	void
2439	* Updates the canonical_key in op to value.	2464	key_values::add (shstr_tmp key, shstr_tmp value)
2440	*
2441	* canonical_key is a shared string (value doesn't have to be).
2442	*
2443	* Unless add_key is TRUE, it won't add fields, only change the value of existing
2444	* keys.
2445	*
2446	* Returns TRUE on success.
2447	*/
2448	int
2449	set_ob_key_value_s (object *op, const shstr & canonical_key, const char *value, int add_key)
2450	{	2465	{
2451	key_value *field = NULL, *last = NULL;	2466	key_value *kv = new key_value;
2452		2467
2453	for (field = op->key_values; field != NULL; field = field->next)	2468	kv->next = first;
2454	{	2469	kv->key = key;
2455	if (field->key != canonical_key)	2470	kv->value = value;
		2471
		2472	first = kv;
		2473	}
		2474
		2475	void
		2476	key_values::set (shstr_tmp key, shstr_tmp value)
		2477	{
		2478	for (key_value *kv = first; kv; kv = kv->next)
		2479	if (kv->key == key)
2456	{	2480	{
2457	last = field;	2481	kv->value = value;
2458	continue;	2482	return;
2459	}	2483	}
2460		2484
2461	if (value)	2485	add (key, value);
2462	field->value = value;	2486	}
2463	else	2487
		2488	void
		2489	key_values::del (shstr_tmp key)
		2490	{
		2491	for (key_value **kvp = &first; *kvp; kvp = &(*kvp)->next)
		2492	if ((*kvp)->key == key)
2464	{	2493	{
2465	/* Basically, if the archetype has this key set,	2494	key_value *kv = *kvp;
2466	* we need to store the null value so when we save	2495	*kvp = (*kvp)->next;
2467	* it, we save the empty value so that when we load,	2496	delete kv;
2468	* we get this value back again.	2497	return;
2469	*/
2470	if (get_ob_key_link (op->arch, canonical_key))
2471	field->value = 0;
2472	else
2473	{
2474	if (last)
2475	last->next = field->next;
2476	else
2477	op->key_values = field->next;
2478
2479	delete field;
2480	}
2481	}	2498	}
2482	return TRUE;	2499	}
		2500
		2501	void
		2502	key_values::reverse ()
		2503	{
		2504	key_value *prev = 0;
		2505	key_value *head = first;
		2506
		2507	while (head)
2483	}	2508	{
2484	/* IF we get here, key doesn't exist */	2509	key_value *node = head;
		2510	head = head->next;
		2511	node->next = prev;
		2512	prev = node;
		2513	}
2485		2514
2486	/* No field, we'll have to add it. */	2515	first = prev;
2487
2488	if (!add_key)
2489	return FALSE;
2490
2491	/* There isn't any good reason to store a null
2492	* value in the key/value list. If the archetype has
2493	* this key, then we should also have it, so shouldn't
2494	* be here. If user wants to store empty strings,
2495	* should pass in ""
2496	*/
2497	if (value == NULL)
2498	return TRUE;
2499
2500	field = new key_value;
2501
2502	field->key = canonical_key;
2503	field->value = value;
2504	/* Usual prepend-addition. */
2505	field->next = op->key_values;
2506	op->key_values = field;
2507
2508	return TRUE;
2509	}	2516	}
2510		2517
2511	/*	2518	key_values &
2512	* Updates the key in op to value.	2519	key_values::operator =(const key_values &kv)
2513	*
2514	* If add_key is FALSE, this will only update existing keys,
2515	* and not add new ones.
2516	* In general, should be little reason FALSE is ever passed in for add_key
2517	*
2518	* Returns TRUE on success.
2519	*/
2520	int
2521	set_ob_key_value (object *op, const char *key, const char *value, int add_key)
2522	{	2520	{
2523	shstr key_ (key);	2521	clear ();
2524		2522
2525	return set_ob_key_value_s (op, key_, value, add_key);	2523	for (key_value *kvp = kv.first; kvp; kvp = kvp->next)
		2524	add (kvp->key, kvp->value);
		2525
		2526	reverse ();
2526	}	2527	}
2527		2528
2528	object::depth_iterator::depth_iterator (object *container)	2529	object::depth_iterator::depth_iterator (object *container)
2529	: iterator_base (container)	2530	: iterator_base (container)
2530	{	2531	{
…		…
2580	{	2581	{
2581	char flagdesc[512];	2582	char flagdesc[512];
2582	char info2[256 * 4];	2583	char info2[256 * 4];
2583	char *p = info;	2584	char *p = info;
2584		2585
2585	p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s,flags:[%s],type:%d}",	2586	p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s%s,flags:[%s],type:%d}",
2586	count,	2587	count,
2587	uuid.c_str (),	2588	uuid.c_str (),
2588	&name,	2589	&name,
2589	title ? "\",title:\"" : "",	2590	title ? ",title:\"" : "",
2590	title ? (const char *)title : "",	2591	title ? (const char *)title : "",
		2592	title ? "\"" : "",
2591	flag_desc (flagdesc, 512), type);	2593	flag_desc (flagdesc, 512), type);
2592		2594
2593	if (!flag[FLAG_REMOVED] && env)	2595	if (!flag[FLAG_REMOVED] && env)
2594	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));	2596	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2595		2597
…		…
2613	{	2615	{
2614	return map ? map->region (x, y)	2616	return map ? map->region (x, y)
2615	: region::default_region ();	2617	: region::default_region ();
2616	}	2618	}
2617		2619
2618	const materialtype_t *	2620	//+GPL
2619	object::dominant_material () const
2620	{
2621	if (materialtype_t *mt = name_to_material (materialname))
2622	return mt;
2623
2624	return name_to_material (shstr_unknown);
2625	}
2626		2621
2627	void	2622	void
2628	object::open_container (object *new_container)	2623	object::open_container (object *new_container)
2629	{	2624	{
2630	if (container == new_container)	2625	if (container == new_container)
…		…
2651	container = 0;	2646	container = 0;
2652		2647
2653	// client needs item update to make it work, client bug requires this to be separate	2648	// client needs item update to make it work, client bug requires this to be separate
2654	esrv_update_item (UPD_FLAGS, this, old_container);	2649	esrv_update_item (UPD_FLAGS, this, old_container);
2655		2650
2656	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));	2651	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", old_container->query_name ());
2657	play_sound (sound_find ("chest_close"));	2652	play_sound (sound_find ("chest_close"));
2658	}	2653	}
2659		2654
2660	if (new_container)	2655	if (new_container)
2661	{	2656	{
…		…
2665	// TODO: this does not seem to serve any purpose anymore?	2660	// TODO: this does not seem to serve any purpose anymore?
2666	#if 0	2661	#if 0
2667	// insert the "Close Container" object.	2662	// insert the "Close Container" object.
2668	if (archetype *closer = new_container->other_arch)	2663	if (archetype *closer = new_container->other_arch)
2669	{	2664	{
2670	object *closer = arch_to_object (new_container->other_arch);	2665	object *closer = new_container->other_arch->instance ();
2671	closer->flag [FLAG_NO_MAP_SAVE] = 1;	2666	closer->flag [FLAG_NO_MAP_SAVE] = 1;
2672	new_container->insert (closer);	2667	new_container->insert (closer);
2673	}	2668	}
2674	#endif	2669	#endif
2675		2670
2676	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));	2671	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", new_container->query_name ());
2677		2672
2678	// make sure the container is available, client bug requires this to be separate	2673	// make sure the container is available, client bug requires this to be separate
2679	esrv_send_item (this, new_container);	2674	esrv_send_item (this, new_container);
2680		2675
2681	new_container->flag [FLAG_APPLIED] = true;	2676	new_container->flag [FLAG_APPLIED] = true;
…		…
2688	}	2683	}
2689	// else if (!old_container->env && contr && contr->ns)	2684	// else if (!old_container->env && contr && contr->ns)
2690	// contr->ns->floorbox_reset ();	2685	// contr->ns->floorbox_reset ();
2691	}	2686	}
2692		2687
		2688	//-GPL
		2689
		2690	// prefetch some flat area around the player
		2691	static void
		2692	prefetch_surrounding_area (object *op, maptile *map, int range)
		2693	{
		2694	for (maprect *rect = map->split_to_tiles (mapwalk_buf,
		2695	op->x - range , op->y - range ,
		2696	op->x + range + 1, op->y + range + 1);
		2697	rect->m;
		2698	++rect)
		2699	{
		2700	rect->m->touch ();
		2701	rect->m->activate ();
		2702	}
		2703	}
		2704
		2705	// prefetch a generous area around the player, also up and down
		2706	void
		2707	object::prefetch_surrounding_maps ()
		2708	{
		2709	prefetch_surrounding_area (this, map, 40);
		2710
		2711	if (maptile *m = map->tile_available (TILE_DOWN))
		2712	prefetch_surrounding_area (this, m, 20);
		2713
		2714	if (maptile *m = map->tile_available (TILE_UP))
		2715	prefetch_surrounding_area (this, m, 20);
		2716	}
		2717
		2718	//+GPL
		2719
2693	object *	2720	object *
2694	object::force_find (const shstr name)	2721	object::force_find (shstr_tmp name)
2695	{	2722	{
2696	/* cycle through his inventory to look for the MARK we want to	2723	/* cycle through his inventory to look for the MARK we want to
2697	* place	2724	* place
2698	*/	2725	*/
2699	for (object *tmp = inv; tmp; tmp = tmp->below)	2726	for (object *tmp = inv; tmp; tmp = tmp->below)
…		…
2702		2729
2703	return 0;	2730	return 0;
2704	}	2731	}
2705		2732
2706	void	2733	void
		2734	object::force_set_timer (int duration)
		2735	{
		2736	this->duration = 1;
		2737	this->speed_left = -1.f;
		2738
		2739	this->set_speed (duration ? 1.f / duration : 0.f);
		2740	}
		2741
		2742	object *
2707	object::force_add (const shstr name, int duration)	2743	object::force_add (shstr_tmp name, int duration)
2708	{	2744	{
2709	if (object *force = force_find (name))	2745	if (object *force = force_find (name))
2710	force->destroy ();	2746	force->destroy ();
2711		2747
2712	object *force = get_archetype (FORCE_NAME);	2748	object *force = archetype::get (FORCE_NAME);
2713		2749
2714	force->slaying = name;	2750	force->slaying = name;
2715	force->stats.food = 1;	2751	force->force_set_timer (duration);
2716	force->speed_left = -1.f;
2717
2718	force->set_speed (duration ? 1.f / duration : 0.f);
2719	force->flag [FLAG_IS_USED_UP] = true;
2720	force->flag [FLAG_APPLIED] = true;	2752	force->flag [FLAG_APPLIED] = true;
2721		2753
2722	insert (force);	2754	return insert (force);
2723	}	2755	}
2724		2756
2725	void	2757	void
2726	object::play_sound (faceidx sound)	2758	object::play_sound (faceidx sound) const
2727	{	2759	{
2728	if (!sound)	2760	if (!sound)
2729	return;	2761	return;
2730		2762
2731	if (flag [FLAG_REMOVED])	2763	if (is_on_map ())
		2764	map->play_sound (sound, x, y);
		2765	else if (object *pl = in_player ())
		2766	pl->contr->play_sound (sound);
		2767	}
		2768
		2769	void
		2770	object::say_msg (const char *msg) const
		2771	{
		2772	if (is_on_map ())
		2773	map->say_msg (msg, x, y);
		2774	else if (object *pl = in_player ())
		2775	pl->contr->play_sound (sound);
		2776	}
		2777
		2778	void
		2779	object::make_noise ()
		2780	{
		2781	// we do not model noise in the map, so instead put
		2782	// a temporary light into the noise source
		2783	// could use the map instead, but that's less reliable for our
		2784	// goal, which is to make invisibility a bit harder to exploit
		2785
		2786	// currently only works sensibly for players
		2787	if (!is_player ())
2732	return;	2788	return;
2733		2789
2734	if (env)	2790	// find old force, or create new one
2735	{	2791	object *force = force_find (shstr_noise_force);
2736	if (object *pl = in_player ())	2792
2737	pl->contr->play_sound (sound);	2793	if (force)
2738	}	2794	force->speed_left = -1.f; // patch old speed up
2739	else	2795	else
2740	map->play_sound (sound, x, y);	2796	{
2741	}	2797	force = archetype::get (shstr_noise_force);
2742		2798
		2799	force->slaying = shstr_noise_force;
		2800	force->stats.food = 1;
		2801	force->speed_left = -1.f;
		2802
		2803	force->set_speed (1.f / 4.f);
		2804	force->flag [FLAG_IS_USED_UP] = true;
		2805	force->flag [FLAG_APPLIED] = true;
		2806
		2807	insert (force);
		2808	}
		2809	}
		2810
		2811	void object::change_move_type (MoveType mt)
		2812	{
		2813	if (move_type == mt)
		2814	return;
		2815
		2816	if (is_on_map ())
		2817	{
		2818	// we are on the map, so handle move_on/off effects
		2819	remove ();
		2820	move_type = mt;
		2821	map->insert (this, x, y, this);
		2822	}
		2823	else
		2824	move_type = mt;
		2825	}
		2826
		2827	/* object should be a player.
		2828	* we return the object the player has marked with the 'mark' command
		2829	* below. If no match is found (or object has changed), we return
		2830	* NULL. We leave it up to the calling function to print messages if
		2831	* nothing is found.
		2832	*/
		2833	object *
		2834	object::mark () const
		2835	{
		2836	if (contr && contr->mark && contr->mark->env == this)
		2837	return contr->mark;
		2838	else
		2839	return 0;
		2840	}
		2841
		2842	// put marked object first in the inventory
		2843	// this is used by identify-like spells so players can influence
		2844	// the order a bit.
		2845	void
		2846	object::splay_marked ()
		2847	{
		2848	if (object *marked = mark ())
		2849	splay (marked);
		2850	}
		2851

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