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Comparing deliantra/server/common/object.C (file contents):
Revision 1.247 by root, Mon Jul 14 18:36:43 2008 UTC vs.
Revision 1.364 by root, Sat Sep 16 22:17:42 2017 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 (©) 2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016 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	/* n-squared behaviour (see kv_get), but I'm hoping both	238	/* n-squared behaviour (see kv.get), but I'm hoping both
145	* 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
146	* different structure or at least keep the lists sorted...	240	* different structure or at least keep the lists sorted...
147	*/	241	*/
148		242
149	/* For each field in wants, */	243	/* For each field in wants, */
150	for (key_value *kv = wants->key_values; kv; kv = kv->next)	244	for (key_value *kv = wants->kv.first; kv; kv = kv->next)
151	if (has->kv_get (kv->key) != kv->value)	245	if (has->kv.get (kv->key) != kv->value)
152	return false;	246	return false;
153		247
154	/* 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. */
155	return true;	249	return true;
156	}	250	}
…		…
178	* Improvements made with merge: Better checking on potion, and also	272	* Improvements made with merge: Better checking on potion, and also
179	* check weight	273	* check weight
180	*/	274	*/
181	bool object::can_merge_slow (object *ob1, object *ob2)	275	bool object::can_merge_slow (object *ob1, object *ob2)
182	{	276	{
183	/* A couple quicksanity checks */	277	/* A couple quick sanity checks */
184	if (ob1 == ob2	278	if (ob1 == ob2
185	|| ob1->type != ob2->type	279	|| ob1->type != ob2->type
186	|| ob1->speed != ob2->speed
187	|| ob1->value != ob2->value	280	|| ob1->value != ob2->value
188	|| 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)
189	return 0;	284	return 0;
190		285
191	/* Do not merge objects if nrof would overflow. First part checks	286	/* Do not merge objects if nrof would overflow, assume nrof
192	* for unsigned overflow (2c), second part checks whether the result	287	* is always 0 .. 2**31-1 */
193	* would fit into a 32 bit signed int, which is often used to hold	288	if (ob1->nrof > 0x7fffffff - ob2->nrof)
194	* nrof values.
195	*/
196	if (~ob1->nrof < ob2->nrof || ob1->nrof + ob2->nrof > (1UL << 31))
197	return 0;	289	return 0;
198		290
199	/* If the objects have been identified, set the BEEN_APPLIED flag.	291	/* If the objects have been identified, set the BEEN_APPLIED flag.
200	* 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
201	* 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
202	* 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
203	* flags lose any meaning.	295	* flags lose any meaning.
204	*/	296	*/
205	if (QUERY_FLAG (ob1, FLAG_IDENTIFIED))	297	if (ob1->flag [FLAG_IDENTIFIED])
206	SET_FLAG (ob1, FLAG_BEEN_APPLIED);	298	ob1->set_flag (FLAG_BEEN_APPLIED);
207		299
208	if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))	300	if (ob2->flag [FLAG_IDENTIFIED])
209	SET_FLAG (ob2, FLAG_BEEN_APPLIED);	301	ob2->set_flag (FLAG_BEEN_APPLIED);
210		302
211	if (ob1->arch->archname != ob2->arch->archname	303	if (ob1->arch->archname != ob2->arch->archname
212	|| ob1->name != ob2->name	304	|| ob1->name != ob2->name
213	|| ob1->title != ob2->title	305	|| ob1->title != ob2->title
214	|| ob1->msg != ob2->msg	306	|| ob1->msg != ob2->msg
…		…
217	|| ob1->magic != ob2->magic	309	|| ob1->magic != ob2->magic
218	|| ob1->slaying != ob2->slaying	310	|| ob1->slaying != ob2->slaying
219	|| ob1->skill != ob2->skill	311	|| ob1->skill != ob2->skill
220	|| ob1->value != ob2->value	312	|| ob1->value != ob2->value
221	|| ob1->animation_id != ob2->animation_id	313	|| ob1->animation_id != ob2->animation_id
222	|| (ob1->face != ob2->face && !ob1->animation_id) // face and animation are dependent on each other	314	|| (ob1->face != ob2->face && !ob1->animation_id) // face and animation are dependend on each other
223	|| ob1->client_type != ob2->client_type	315	|| ob1->client_type != ob2->client_type
224	|| ob1->materialname != ob2->materialname	316	|| ob1->material != ob2->material
225	|| ob1->lore != ob2->lore	317	|| ob1->lore != ob2->lore
226	|| ob1->subtype != ob2->subtype	318	|| ob1->subtype != ob2->subtype
227	|| ob1->move_type != ob2->move_type	319	|| ob1->move_type != ob2->move_type
228	|| ob1->move_block != ob2->move_block	320	|| ob1->move_block != ob2->move_block
229	|| ob1->move_allow != ob2->move_allow	321	|| ob1->move_allow != ob2->move_allow
230	|| ob1->move_on != ob2->move_on	322	|| ob1->move_on != ob2->move_on
231	|| ob1->move_off != ob2->move_off	323	|| ob1->move_off != ob2->move_off
232	|| ob1->move_slow != ob2->move_slow	324	|| ob1->move_slow != ob2->move_slow
233	|| ob1->move_slow_penalty != ob2->move_slow_penalty	325	|| fabs (ob1->move_slow_penalty - ob2->move_slow_penalty) >= (1.f / 1024.f)
234	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))	326	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
235	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))	327	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))
236	return 0;	328	return 0;
237		329
238	if ((ob1->flag ^ ob2->flag)	330	if ((ob1->flag ^ ob2->flag)
239	.reset (FLAG_INV_LOCKED)	331	.reset (FLAG_INV_LOCKED)
240	.reset (FLAG_CLIENT_SENT)
241	.reset (FLAG_REMOVED)	332	.reset (FLAG_REMOVED)
242	.any ())	333	.any ())
243	return 0;	334	return 0;
244		335
245	/* This is really a spellbook check - we should in general	336	/* This is really a spellbook check - we should in general
…		…
260	/* inventory ok - still need to check rest of this object to see	351	/* inventory ok - still need to check rest of this object to see
261	* if it is valid.	352	* if it is valid.
262	*/	353	*/
263	}	354	}
264		355
265	/* 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,
266	* 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
267	* some items equipped, and we don't want those to merge.	358	* some items equipped, and we don't want those to merge.
268	*/	359	*/
269	if (QUERY_FLAG (ob1, FLAG_APPLIED) || QUERY_FLAG (ob2, FLAG_APPLIED))	360	if (ob1->flag [FLAG_APPLIED] || ob2->flag [FLAG_APPLIED])
270	return 0;	361	return 0;
271		362
272	/* Note sure why the following is the case - either the object has to	363	/* Not sure why the following is the case - either the object has to
273	* 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
274	* check?	365	* check?
275	*/	366	*/
276	if (!QUERY_FLAG (ob1, FLAG_ANIMATE) && ob1->has_active_speed ())	367	if (!ob1->flag [FLAG_ANIMATE] && ob1->has_active_speed ())
277	return 0;	368	return 0;
278		369
279	switch (ob1->type)	370	switch (ob1->type)
280	{	371	{
281	case SCROLL:	372	case SCROLL:
282	if (ob1->level != ob2->level)	373	if (ob1->level != ob2->level)
283	return 0;	374	return 0;
284	break;	375	break;
285	}	376	}
286		377
287	if (ob1->key_values || ob2->key_values)	378	if (!ob1->kv.empty () || !ob2->kv.empty ())
288	{	379	{
289	/* At least one of these has key_values. */	380	/* At least one of these has key_values. */
290	if ((!ob1->key_values) != (!ob2->key_values))	381	if (ob1->kv.empty () != ob2->kv.empty ())
291	return 0; /* One has fields, but the other one doesn't. */	382	return 0; /* One has fields, but the other one doesn't. */
292		383
293	if (!compare_ob_value_lists (ob1, ob2))	384	if (!compare_ob_value_lists (ob1, ob2))
294	return 0;	385	return 0;
295	}	386	}
…		…
327	{	418	{
328	// see if we are in a container of sorts	419	// see if we are in a container of sorts
329	if (env)	420	if (env)
330	{	421	{
331	// the player inventory itself is always visible	422	// the player inventory itself is always visible
332	if (env->type == PLAYER)	423	if (env->is_player ())
333	return env;	424	return env;
334		425
335	// else a player could have our env open	426	// else a player could have our env open
336	object *envest = env->outer_env ();	427	object *envest = env->outer_env_or_self ();
337		428
338	// 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
339	// even if our inv is in a player.	430	// even if our inv is in a player.
340	if (envest->is_on_map ())	431	if (envest->is_on_map ())
341	if (object *pl = envest->ms ().player ())	432	if (object *pl = envest->ms ().player ())
342	if (pl->container == env)	433	if (pl->container_ () == env)
343	return pl;	434	return pl;
344	}	435	}
345	else	436	else
346	{	437	{
347	// maybe there is a player standing on the same mapspace	438	// maybe there is a player standing on the same mapspace
348	// this will catch the case where "this" is a player	439	// this will catch the case where "this" is a player
349	if (object *pl = ms ().player ())	440	if (object *pl = ms ().player ())
350	if (!pl->container || this == pl->container)	441	if ((pl->contr->ns && !pl->container_ () && !pl->contr->ns->update_look)
		442	|| pl->container_ () == this)
351	return pl;	443	return pl;
352	}	444	}
353	}	445	}
354		446
355	return 0;	447	return 0;
356	}	448	}
357		449
358	// adjust weight per container type ("of holding")	450	// adjust weight per container type ("of holding")
359	static sint32	451	static weight_t
360	weight_adjust_for (object *op, sint32 weight)	452	weight_adjust_for (object *op, weight_t weight)
361	{	453	{
362	return op->type == CONTAINER	454	if (op->type == CONTAINER)
363	? lerp (weight, 0, 100, 0, 100 - op->stats.Str)	455	weight -= weight * op->stats.Str / 100;
364	: weight;
365	}
366		456
		457	return weight;
		458	}
		459
367	/*	460	/*
368	* adjust_weight(object, weight) adds the specified weight to an object,	461	* subtracts, then adds, the specified weight to an object,
369	* and also updates how much the environment(s) is/are carrying.	462	* and also updates how much the environment(s) is/are carrying.
370	*/	463	*/
371	static void	464	static void
372	adjust_weight (object *op, sint32 weight)	465	adjust_weight (object *op, weight_t sub, weight_t add)
373	{	466	{
374	while (op)	467	while (op)
375	{	468	{
376	// adjust by actual difference to account for rounding errors	469	weight_t carrying = (weight_t)op->carrying
377	// i.e. (w2 - w1) / f != w2 / f - w1 / f and the latter is correct	470	- weight_adjust_for (op, sub)
378	weight = weight_adjust_for (op, op->carrying)	471	+ weight_adjust_for (op, add);
379	- weight_adjust_for (op, op->carrying - weight);
380		472
381	if (!weight)	473	sub = op->carrying;
382	return;
383
384	op->carrying += weight;	474	op->carrying = carrying;
		475	add = op->carrying;
385		476
386	if (object *pl = op->visible_to ())	477	if (object *pl = op->visible_to ())
387	if (pl != op) // player is handled lazily	478	if (pl != op) // player is handled lazily
388	esrv_update_item (UPD_WEIGHT, pl, op);	479	esrv_update_item (UPD_WEIGHT, pl, op);
389		480
…		…
397	* containers are carrying, and sums it up.	488	* containers are carrying, and sums it up.
398	*/	489	*/
399	void	490	void
400	object::update_weight ()	491	object::update_weight ()
401	{	492	{
402	sint32 sum = 0;	493	weight_t sum = 0;
403		494
404	for (object *op = inv; op; op = op->below)	495	for (object *op = inv; op; op = op->below)
405	{	496	{
406	if (op->inv)
407	op->update_weight ();	497	op->update_weight ();
408		498
409	sum += op->total_weight ();	499	sum += weight_adjust_for (this, op->total_weight ());
410	}	500	}
411
412	sum = weight_adjust_for (this, sum);
413		501
414	if (sum != carrying)	502	if (sum != carrying)
415	{	503	{
		504	if (carrying != sum && carrying)//D
		505	LOG (llevDebug, "updating carrying got %ld, expected %ld (%s)\n",
		506	(long long)sum, (long long)carrying, debug_desc ());
		507
416	carrying = sum;	508	carrying = sum;
417		509
418	if (object *pl = visible_to ())	510	if (object *pl = visible_to ())
419	if (pl != this) // player is handled lazily	511	if (pl != this) // player is handled lazily
420	esrv_update_item (UPD_WEIGHT, pl, this);	512	esrv_update_item (UPD_WEIGHT, pl, this);
…		…
433	object_freezer freezer;	525	object_freezer freezer;
434	op->write (freezer);	526	op->write (freezer);
435	return freezer.as_string ();	527	return freezer.as_string ();
436	}	528	}
437		529
438	/*	530	char *
439	* get_nearest_part(multi-object, object 2) returns the part of the	531	object::as_string ()
440	* multi-object 1 which is closest to the second object.
441	* If it's not a multi-object, it is returned.
442	*/
443	object *
444	get_nearest_part (object *op, const object *pl)
445	{	532	{
446	object *tmp, *closest;	533	return dump_object (this);
447	int last_dist, i;
448
449	if (!op->more)
450	return op;
451
452	for (last_dist = distance (op, pl), closest = op, tmp = op->more;
453	tmp;
454	tmp = tmp->more)
455	if ((i = distance (tmp, pl)) < last_dist)
456	closest = tmp, last_dist = i;
457
458	return closest;
459	}	534	}
460		535
461	/*	536	/*
462	* Returns the object which has the count-variable equal to the argument.	537	* Returns the object which has the count-variable equal to the argument.
463	* VERRRY slow.	538	* VERRRY slow.
…		…
465	object *	540	object *
466	find_object (tag_t i)	541	find_object (tag_t i)
467	{	542	{
468	for_all_objects (op)	543	for_all_objects (op)
469	if (op->count == i)	544	if (op->count == i)
		545	return op;
		546
		547	return 0;
		548	}
		549
		550	/*
		551	* Returns the object which has the uuid equal to the argument.
		552	* MOAR VERRRY slow.
		553	*/
		554
		555	object *
		556	find_object_uuid (UUID i)
		557	{
		558	for_all_objects (op)
		559	if (op->uuid == i)
470	return op;	560	return op;
471		561
472	return 0;	562	return 0;
473	}	563	}
474		564
…		…
508	LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ());	598	LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ());
509	return;	599	return;
510	}	600	}
511		601
512	this->owner = owner;	602	this->owner = owner;
513	}
514
515	int
516	object::slottype () const
517	{
518	if (type == SKILL)
519	{
520	if (IS_COMBAT_SKILL (subtype)) return slot_combat;
521	if (IS_RANGED_SKILL (subtype)) return slot_ranged;
522	}
523	else
524	{
525	if (slot [body_combat].info) return slot_combat;
526	if (slot [body_range ].info) return slot_ranged;
527	}
528
529	return slot_none;
530	}
531
532	bool
533	object::change_weapon (object *ob)
534	{
535	if (current_weapon == ob)
536	return true;
537
538	if (chosen_skill)
539	chosen_skill->flag [FLAG_APPLIED] = false;
540
541	current_weapon = ob;
542	chosen_skill = !ob || ob->type == SKILL ? ob : find_skill_by_name (this, ob->skill);
543
544	if (chosen_skill)
545	chosen_skill->flag [FLAG_APPLIED] = true;
546
547	update_stats ();
548
549	if (ob)
550	{
551	// now check wether any body locations became invalid, in which case
552	// we cannot apply the weapon at the moment.
553	for (int i = 0; i < NUM_BODY_LOCATIONS; ++i)
554	if (slot[i].used < 0)
555	{
556	current_weapon = chosen_skill = 0;
557	update_stats ();
558
559	new_draw_info_format (NDI_UNIQUE, 0, this,
560	"You try to balance all your items at once, "
561	"but the %s is just too much for your body. "
562	"[You need to unapply some items first.]", &ob->name);
563	return false;
564	}
565
566	//new_draw_info_format (NDI_UNIQUE, 0, this, "You switch to your %s.", &ob->name);
567	}
568	else
569	;//new_draw_info_format (NDI_UNIQUE, 0, this, "You unwield your weapons.");
570
571	if (ob && !ob->flag [FLAG_APPLIED] && ob->type != SPELL)
572	{
573	LOG (llevError | logBacktrace, "%s changed to unapplied weapon %s",
574	&name, ob->debug_desc ());
575	return false;
576	}
577
578	return true;
579	}
580
581	/* Zero the key_values on op, decrementing the shared-string
582	* refcounts and freeing the links.
583	*/
584	static void
585	free_key_values (object *op)
586	{
587	for (key_value *i = op->key_values; i; )
588	{
589	key_value *next = i->next;
590	delete i;
591
592	i = next;
593	}
594
595	op->key_values = 0;
596	}	603	}
597		604
598	/*	605	/*
599	* copy_to first frees everything allocated by the dst object,	606	* copy_to first frees everything allocated by the dst object,
600	* and then copies the contents of itself into the second	607	* and then copies the contents of itself into the second
…		…
606	void	613	void
607	object::copy_to (object *dst)	614	object::copy_to (object *dst)
608	{	615	{
609	dst->remove ();	616	dst->remove ();
610	*(object_copy *)dst = *this;	617	*(object_copy *)dst = *this;
		618
		619	// maybe move to object_copy?
		620	dst->kv = kv;
		621
611	dst->flag [FLAG_REMOVED] = true;	622	dst->flag [FLAG_REMOVED] = true;
612		623	dst->activate ();
613	/* Copy over key_values, if any. */
614	if (key_values)
615	{
616	key_value *tail = 0;
617	dst->key_values = 0;
618
619	for (key_value *i = key_values; i; i = i->next)
620	{
621	key_value *new_link = new key_value;
622
623	new_link->next = 0;
624	new_link->key = i->key;
625	new_link->value = i->value;
626
627	/* Try and be clever here, too. */
628	if (!dst->key_values)
629	{
630	dst->key_values = new_link;
631	tail = new_link;
632	}
633	else
634	{
635	tail->next = new_link;
636	tail = new_link;
637	}
638	}
639	}
640
641	if (speed < 0)
642	dst->speed_left -= rndm ();
643
644	dst->set_speed (dst->speed);
645	}	624	}
646		625
647	void	626	void
648	object::instantiate ()	627	object::instantiate ()
649	{	628	{
650	if (!uuid.seq) // HACK	629	if (!uuid.seq) // HACK
651	uuid = UUID::gen ();	630	uuid = UUID::gen ();
652		631
		632	// TODO: unclean state changes, should not be done in copy_to AND instantiate
		633	if (flag [FLAG_RANDOM_SPEED] && speed)
		634	speed_left = - speed - rndm (); // TODO animation
		635	else
653	speed_left = -0.1f;	636	speed_left = -1.;
		637
654	/* copy the body_info to the body_used - this is only really	638	/* copy the body_info to the body_used - this is only really
655	* need for monsters, but doesn't hurt to do it for everything.	639	* need for monsters, but doesn't hurt to do it for everything.
656	* by doing so, when a monster is created, it has good starting	640	* by doing so, when a monster is created, it has good starting
657	* values for the body_used info, so when items are created	641	* values for the body_used info, so when items are created
658	* for it, they can be properly equipped.	642	* for it, they can be properly equipped.
659	*/	643	*/
660	for (int i = NUM_BODY_LOCATIONS; i--; )	644	for (int i = NUM_BODY_LOCATIONS; i--; )
661	slot[i].used = slot[i].info;	645	slot[i].used = slot[i].info;
662		646
…		…
666	object *	650	object *
667	object::clone ()	651	object::clone ()
668	{	652	{
669	object *neu = create ();	653	object *neu = create ();
670	copy_to (neu);	654	copy_to (neu);
		655
		656	// TODO: unclean state changes, should not be done in clone AND instantiate
		657	if (neu->flag [FLAG_RANDOM_SPEED] && neu->speed)
		658	neu->speed_left = - neu->speed - rndm (); // TODO animation
		659
671	neu->map = map; // not copied by copy_to	660	neu->map = map; // not copied by copy_to
672	return neu;	661	return neu;
673	}	662	}
674		663
675	/*	664	/*
…		…
678	* be called to update the face variable, _and_ how it looks on the map.	667	* be called to update the face variable, _and_ how it looks on the map.
679	*/	668	*/
680	void	669	void
681	update_turn_face (object *op)	670	update_turn_face (object *op)
682	{	671	{
683	if (!QUERY_FLAG (op, FLAG_IS_TURNABLE) || !op->arch)	672	if (!op->flag [FLAG_IS_TURNABLE] || !op->arch)
684	return;	673	return;
685		674
686	SET_ANIMATION (op, op->direction);	675	SET_ANIMATION (op, op->direction);
687	update_object (op, UP_OBJ_FACE);	676	update_object (op, UP_OBJ_FACE);
688	}	677	}
…		…
693	* This function needs to be called whenever the speed of an object changes.	682	* This function needs to be called whenever the speed of an object changes.
694	*/	683	*/
695	void	684	void
696	object::set_speed (float speed)	685	object::set_speed (float speed)
697	{	686	{
698	if (flag [FLAG_FREED] && speed)
699	{
700	LOG (llevError, "Object %s is freed but has speed.\n", &name);
701	speed = 0;
702	}
703
704	this->speed = speed;	687	this->speed = speed;
705		688
706	if (has_active_speed ())	689	if (has_active_speed ())
707	activate ();	690	activate ();
708	else	691	else
…		…
755	}	738	}
756		739
757	mapspace &m = op->ms ();	740	mapspace &m = op->ms ();
758		741
759	if (!(m.flags_ & P_UPTODATE))	742	if (!(m.flags_ & P_UPTODATE))
760	/* nop */;	743	m.update_up (); // nothing to do except copy up
761	else if (action == UP_OBJ_INSERT)	744	else if (action == UP_OBJ_INSERT)
762	{	745	{
		746	#if 0
763	// this is likely overkill, TODO: revisit (schmorp)	747	// this is likely overkill, TODO: revisit (schmorp)
764	if ((QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(m.flags_ & P_BLOCKSVIEW))	748	if ((op->flag [FLAG_BLOCKSVIEW] && !(m.flags_ & P_BLOCKSVIEW))
765	|| (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(m.flags_ & P_NO_MAGIC))	749	|| (op->flag [FLAG_NO_MAGIC] && !(m.flags_ & P_NO_MAGIC))
766	|| (op->type == PLAYER && !(m.flags_ & P_PLAYER))	750	|| (op->is_player () && !(m.flags_ & P_PLAYER))
767	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))	751	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))
768	|| (QUERY_FLAG (op, FLAG_ALIVE) && !(m.flags_ & P_IS_ALIVE))	752	|| (op->flag [FLAG_ALIVE] && !(m.flags_ & P_IS_ALIVE))
769	|| (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC))	753	|| (op->flag [FLAG_DAMNED] && !(m.flags_ & P_NO_CLERIC))
770	|| (m.move_on | op->move_on ) != m.move_on	754	|| (m.move_on | op->move_on ) != m.move_on
771	|| (m.move_off | op->move_off ) != m.move_off	755	|| (m.move_off | op->move_off ) != m.move_off
772	|| (m.move_slow | op->move_slow) != m.move_slow	756	|| (m.move_slow | op->move_slow) != m.move_slow
773	/* This isn't perfect, but I don't expect a lot of objects to	757	/* This isn't perfect, but I don't expect a lot of objects to
774	* to have move_allow right now.	758	* have move_allow right now.
775	*/	759	*/
776	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block	760	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block
		761	m.invalidate ();
		762	#else
777	|| 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp)	763	// the above is not strong enough a test to skip updating. los maybe? TODO (schmorp)
778	m.flags_ = 0;	764	m.invalidate ();
		765	#endif
779	}	766	}
780	/* if the object is being removed, we can't make intelligent	767	/* if the object is being removed, we can't make intelligent
781	* decisions, because remove_ob can't really pass the object	768	* decisions, because remove_ob can't really pass the object
782	* that is being removed.	769	* that is being removed.
783	*/	770	*/
784	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)	771	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)
785	m.flags_ = 0;	772	m.invalidate ();
786	else if (action == UP_OBJ_FACE)	773	else if (action == UP_OBJ_FACE)
787	/* Nothing to do for that case */ ;	774	m.update_up (); // nothing to do for that case, except copy up
788	else	775	else
789	LOG (llevError, "update_object called with invalid action: %d\n", action);	776	LOG (llevError, "update_object called with invalid action: %d\n", action);
790		777
791	if (op->more)	778	if (op->more)
792	update_object (op->more, action);	779	update_object (op->more, action);
793	}	780	}
794		781
795	object::object ()	782	object::object ()
796	{	783	{
797	SET_FLAG (this, FLAG_REMOVED);	784	this->set_flag (FLAG_REMOVED);
798		785
799	expmul = 1.0;	786	//expmul = 1.0; declared const for the time being
800	face = blank_face;	787	face = blank_face;
		788	material = MATERIAL_NULL;
801	}	789	}
802		790
803	object::~object ()	791	object::~object ()
804	{	792	{
805	unlink ();	793	unlink ();
806		794
807	free_key_values (this);	795	kv.clear ();
808	}	796	}
809
810	static int object_count;
811		797
812	void object::link ()	798	void object::link ()
813	{	799	{
814	assert (!index);//D	800	assert (!index);//D
815	uuid = UUID::gen ();	801	uuid = UUID::gen ();
816	count = ++object_count;
817		802
818	refcnt_inc ();	803	refcnt_inc ();
819	objects.insert (this);	804	objects.insert (this);
		805
		806	++create_count;
		807
820	}	808	}
821		809
822	void object::unlink ()	810	void object::unlink ()
823	{	811	{
824	if (!index)	812	if (!index)
825	return;	813	return;
		814
		815	++destroy_count;
826		816
827	objects.erase (this);	817	objects.erase (this);
828	refcnt_dec ();	818	refcnt_dec ();
829	}	819	}
830		820
…		…
834	/* If already on active list, don't do anything */	824	/* If already on active list, don't do anything */
835	if (active)	825	if (active)
836	return;	826	return;
837		827
838	if (has_active_speed ())	828	if (has_active_speed ())
		829	{
		830	if (flag [FLAG_FREED])
		831	LOG (llevError | logBacktrace, "BUG: tried to activate freed object %s\n", debug_desc ());//D
		832
839	actives.insert (this);	833	actives.insert (this);
		834	}
840	}	835	}
841		836
842	void	837	void
843	object::activate_recursive ()	838	object::activate_recursive ()
844	{	839	{
…		…
848	op->activate_recursive ();	843	op->activate_recursive ();
849	}	844	}
850		845
851	/* This function removes object 'op' from the list of active	846	/* This function removes object 'op' from the list of active
852	* objects.	847	* objects.
853	* This should only be used for style maps or other such	848	* This should only be used for style maps or other such
854	* reference maps where you don't want an object that isn't	849	* reference maps where you don't want an object that isn't
855	* in play chewing up cpu time getting processed.	850	* in play chewing up cpu time getting processed.
856	* The reverse of this is to call update_ob_speed, which	851	* The reverse of this is to call update_ob_speed, which
857	* will do the right thing based on the speed of the object.	852	* will do the right thing based on the speed of the object.
858	*/	853	*/
…		…
904	* if some form of movement is allowed, let objects	899	* if some form of movement is allowed, let objects
905	* drop on that space.	900	* drop on that space.
906	*/	901	*/
907	if (!drop_to_ground	902	if (!drop_to_ground
908	|| !map	903	|| !map
909	|| map->in_memory != MAP_ACTIVE	904	|| !map->linkable ()
910	|| map->no_drop	905	|| map->no_drop
911	|| ms ().move_block == MOVE_ALL)	906	|| ms ().move_block == MOVE_ALL)
912	{	907	{
913	while (inv)	908	while (inv)
914	{
915	inv->destroy_inv (false);
916	inv->destroy ();	909	inv->destroy ();
917	}
918	}	910	}
919	else	911	else
920	{ /* Put objects in inventory onto this space */	912	{ /* Put objects in inventory onto this space */
921	while (inv)	913	while (inv)
922	{	914	{
…		…
926	|| op->flag [FLAG_NO_DROP]	918	|| op->flag [FLAG_NO_DROP]
927	|| op->type == RUNE	919	|| op->type == RUNE
928	|| op->type == TRAP	920	|| op->type == TRAP
929	|| op->flag [FLAG_IS_A_TEMPLATE]	921	|| op->flag [FLAG_IS_A_TEMPLATE]
930	|| op->flag [FLAG_DESTROY_ON_DEATH])	922	|| op->flag [FLAG_DESTROY_ON_DEATH])
931	op->destroy (true);	923	op->destroy ();
932	else	924	else
933	map->insert (op, x, y);	925	map->insert (op, x, y);
934	}	926	}
935	}	927	}
936	}	928	}
937		929
		930	/*
		931	* Remove and free all objects in the inventory of the given object.
		932	* Unlike destroy_inv, this assumes the *this is destroyed as well
		933	* well, so we can (and have to!) take shortcuts.
		934	*/
		935	void
		936	object::destroy_inv_fast ()
		937	{
		938	while (object *op = inv)
		939	{
		940	// remove from object the fast way
		941	op->flag [FLAG_REMOVED] = true;
		942	op->env = 0;
		943	if ((inv = inv->below))
		944	inv->above = 0;
		945
		946	// then destroy
		947	op->destroy ();
		948	}
		949	}
		950
		951	void
		952	object::freelist_free (int count)
		953	{
		954	while (count-- && freelist)
		955	{
		956	freelist_item *next = freelist->next;
		957	// count is being "destroyed"
		958
		959	sfree ((char *)freelist, sizeof (object));
		960
		961	freelist = next;
		962	--free_count;
		963	}
		964	}
		965
		966	object *
938	object *object::create ()	967	object::create ()
939	{	968	{
940	object *op = new object;	969	object *op;
		970
		971	if (freelist)
		972	{
		973	freelist_item li = *freelist;
		974	memset (freelist, 0, sizeof (object));
		975
		976	op = new (freelist) object;
		977	op->count = li.count;
		978
		979	freelist = li.next;
		980	--free_count;
		981	}
		982	else
		983	{
		984	void *ni = salloc0<char> (sizeof (object));
		985
		986	op = new(ni) object;
		987
		988	op->count = ++object_count;
		989	}
		990
941	op->link ();	991	op->link ();
		992
942	return op;	993	return op;
943	}	994	}
944		995
945	static struct freed_map : maptile	996	void
		997	object::do_delete ()
946	{	998	{
947	freed_map ()	999	uint32_t count = this->count;
948	{
949	path = "<freed objects map>";
950	name = "/internal/freed_objects_map";
951	width = 3;
952	height = 3;
953	no_drop = 1;
954	no_reset = 1;
955		1000
956	alloc ();	1001	this->~object ();
957	in_memory = MAP_ACTIVE;
958	}
959		1002
960	~freed_map ()	1003	freelist_item *li = (freelist_item *)this;
961	{	1004	li->next = freelist;
962	destroy ();	1005	li->count = count;
963	}	1006
964	} freed_map; // freed objects are moved here to avoid crashes	1007	freelist = li;
		1008	++free_count;
		1009	}
965		1010
966	void	1011	void
967	object::do_destroy ()	1012	object::do_destroy ()
968	{	1013	{
969	if (flag [FLAG_IS_LINKED])	1014	if (flag [FLAG_IS_LINKED])
970	remove_button_link (this);	1015	remove_link ();
971		1016
972	if (flag [FLAG_FRIENDLY])	1017	if (flag [FLAG_FRIENDLY])
973	remove_friendly_object (this);	1018	remove_friendly_object (this);
974		1019
975	remove ();	1020	remove ();
…		…
1000	attacked_by = 0;	1045	attacked_by = 0;
1001	current_weapon = 0;	1046	current_weapon = 0;
1002	}	1047	}
1003		1048
1004	void	1049	void
1005	object::destroy (bool destroy_inventory)	1050	object::destroy ()
1006	{	1051	{
1007	if (destroyed ())	1052	if (destroyed ())
1008	return;	1053	return;
1009		1054
1010	if (!is_head () && !head->destroyed ())	1055	if (!is_head () && !head->destroyed ())
1011	{	1056	{
1012	LOG (llevError | logBacktrace, "tried to destroy the tail of an object");	1057	LOG (llevError | logBacktrace, "tried to destroy the tail of an object");
1013	head->destroy (destroy_inventory);	1058	head->destroy ();
1014	return;	1059	return;
1015	}	1060	}
1016		1061
1017	destroy_inv (!destroy_inventory);	1062	destroy_inv_fast ();
1018		1063
1019	if (is_head ())	1064	if (is_head ())
1020	if (sound_destroy)	1065	if (sound_destroy)
1021	play_sound (sound_destroy);	1066	play_sound (sound_destroy);
1022	else if (flag [FLAG_MONSTER])	1067	else if (flag [FLAG_MONSTER])
…		…
1033	* the previous environment.	1078	* the previous environment.
1034	*/	1079	*/
1035	void	1080	void
1036	object::do_remove ()	1081	object::do_remove ()
1037	{	1082	{
1038	object *tmp, *last = 0;
1039	object *otmp;
1040
1041	if (flag [FLAG_REMOVED])	1083	if (flag [FLAG_REMOVED])
1042	return;	1084	return;
1043		1085
1044	INVOKE_OBJECT (REMOVE, this);	1086	INVOKE_OBJECT (REMOVE, this);
1045		1087
1046	flag [FLAG_REMOVED] = true;	1088	flag [FLAG_REMOVED] = true;
1047		1089
1048	if (more)	1090	if (more)
1049	more->remove ();	1091	more->remove ();
1050		1092
1051	/*	1093	/*
1052	* In this case, the object to be removed is in someones	1094	* In this case, the object to be removed is in someones
1053	* inventory.	1095	* inventory.
1054	*/	1096	*/
1055	if (env)	1097	if (env)
1056	{	1098	{
1057	flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed	1099	flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed
1058	if (object *pl = visible_to ())	1100	if (object *pl = visible_to ())
1059	esrv_del_item (pl->contr, count);	1101	esrv_del_item (pl->contr, count);
1060	flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed	1102	flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed
1061		1103
1062	adjust_weight (env, -total_weight ());	1104	adjust_weight (env, total_weight (), 0);
		1105
		1106	object *pl = in_player ();
1063		1107
1064	/* we set up values so that it could be inserted into	1108	/* we set up values so that it could be inserted into
1065	* the map, but we don't actually do that - it is up	1109	* the map, but we don't actually do that - it is up
1066	* to the caller to decide what we want to do.	1110	* to the caller to decide what we want to do.
1067	*/	1111	*/
…		…
1075		1119
1076	above = 0;	1120	above = 0;
1077	below = 0;	1121	below = 0;
1078	env = 0;	1122	env = 0;
1079		1123
1080	/* NO_FIX_PLAYER is set when a great many changes are being	1124	if (pl && pl->is_player ())
1081	* made to players inventory. If set, avoiding the call
1082	* to save cpu time.
1083	*/	1125	{
1084	if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))	1126	if (expect_false (pl->contr->combat_ob == this))
1085	otmp->update_stats ();	1127	{
		1128	pl->apply (pl->contr->combat_ob, AP_UNAPPLY | AP_IGNORE_CURSE);
		1129	pl->contr->combat_ob = 0;
		1130	if (pl->contr->ranged_ob) pl->apply (pl->contr->ranged_ob);
		1131	}
		1132
		1133	if (expect_false (pl->contr->ranged_ob == this))
		1134	{
		1135	pl->apply (pl->contr->ranged_ob, AP_UNAPPLY | AP_IGNORE_CURSE);
		1136	pl->contr->ranged_ob = 0;
		1137	if (pl->contr->combat_ob) pl->apply (pl->contr->combat_ob);
		1138	}
		1139
		1140	pl->contr->queue_stats_update ();
		1141
		1142	if (expect_false (glow_radius) && pl->is_on_map ())
		1143	update_all_los (pl->map, pl->x, pl->y);
		1144	}
1086	}	1145	}
1087	else if (map)	1146	else if (map)
1088	{	1147	{
1089	map->dirty = true;	1148	map->dirty = true;
1090	mapspace &ms = this->ms ();	1149	mapspace &ms = this->ms ();
1091		1150
1092	if (object *pl = ms.player ())	1151	if (object *pl = ms.player ())
1093	{	1152	{
1094	if (type == PLAYER) // this == pl(!)	1153	if (is_player ())
1095	{	1154	{
		1155	if (!flag [FLAG_WIZPASS])
		1156	ms.smell = ++mapspace::smellcount; // remember the smell of the player
		1157
1096	// leaving a spot always closes any open container on the ground	1158	// leaving a spot always closes any open container on the ground
1097	if (container && !container->env)	1159	if (container && !container->env)
1098	// this causes spurious floorbox updates, but it ensures	1160	// this causes spurious floorbox updates, but it ensures
1099	// that the CLOSE event is being sent.	1161	// that the CLOSE event is being sent.
1100	close_container ();	1162	close_container ();
1101		1163
1102	--map->players;	1164	--map->players;
1103	map->touch ();	1165	map->touch ();
1104	}	1166	}
1105	else if (pl->container == this)	1167	else if (pl->container_ () == this)
1106	{	1168	{
1107	// removing a container should close it	1169	// removing a container should close it
1108	close_container ();	1170	close_container ();
1109	}	1171	}
1110		1172	else
1111	esrv_del_item (pl->contr, count);	1173	esrv_del_item (pl->contr, count);
1112	}	1174	}
1113		1175
1114	/* link the object above us */	1176	/* link the object above us */
1115	// re-link, make sure compiler can easily use cmove	1177	// re-link, make sure compiler can easily use cmove
1116	*(above ? &above->below : &ms.top) = below;	1178	*(above ? &above->below : &ms.top) = below;
1117	*(below ? &below->above : &ms.bot) = above;	1179	*(below ? &below->above : &ms.bot) = above;
1118		1180
1119	above = 0;	1181	above = 0;
1120	below = 0;	1182	below = 0;
1121		1183
1122	if (map->in_memory == MAP_SAVING)	1184	ms.invalidate ();
1123	return;
1124		1185
1125	int check_walk_off = !flag [FLAG_NO_APPLY];	1186	int check_walk_off = !flag [FLAG_NO_APPLY];
1126		1187
1127	if (object *pl = ms.player ())	1188	if (object *pl = ms.player ())
1128	{	1189	{
1129	if (pl->container == this)	1190	if (pl->container_ () == this)
1130	/* If a container that the player is currently using somehow gets	1191	/* If a container that the player is currently using somehow gets
1131	* removed (most likely destroyed), update the player view	1192	* removed (most likely destroyed), update the player view
1132	* appropriately.	1193	* appropriately.
1133	*/	1194	*/
1134	pl->close_container ();	1195	pl->close_container ();
…		…
1138	//TODO: update floorbox to preserve ordering	1199	//TODO: update floorbox to preserve ordering
1139	if (pl->contr->ns)	1200	if (pl->contr->ns)
1140	pl->contr->ns->floorbox_update ();	1201	pl->contr->ns->floorbox_update ();
1141	}	1202	}
1142		1203
		1204	if (check_walk_off)
1143	for (tmp = ms.bot; tmp; tmp = tmp->above)	1205	for (object *above, *tmp = ms.bot; tmp; tmp = above)
1144	{	1206	{
		1207	above = tmp->above;
		1208
1145	/* No point updating the players look faces if he is the object	1209	/* No point updating the players look faces if he is the object
1146	* being removed.	1210	* being removed.
1147	*/	1211	*/
1148		1212
1149	/* See if object moving off should effect something */	1213	/* See if object moving off should effect something */
1150	if (check_walk_off
1151	&& ((move_type & tmp->move_off)	1214	if ((move_type & tmp->move_off)
1152	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))	1215	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0)
1153	{
1154	move_apply (tmp, this, 0);	1216	move_apply (tmp, this, 0);
1155
1156	if (destroyed ())
1157	LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1158	}	1217	}
1159		1218
1160	last = tmp;	1219	if (affects_los ())
1161	}
1162
1163	/* last == NULL if there are no objects on this space */
1164	//TODO: this makes little sense, why only update the topmost object?
1165	if (!last)
1166	map->at (x, y).flags_ = 0;
1167	else
1168	update_object (last, UP_OBJ_REMOVE);
1169
1170	if (flag [FLAG_BLOCKSVIEW] || glow_radius)
1171	update_all_los (map, x, y);	1220	update_all_los (map, x, y);
1172	}	1221	}
1173	}	1222	}
1174		1223
1175	/*	1224	/*
…		…
1199	esrv_update_item (UPD_NROF, pl, top);	1248	esrv_update_item (UPD_NROF, pl, top);
1200		1249
1201	op->weight = 0; // cancel the addition above	1250	op->weight = 0; // cancel the addition above
1202	op->carrying = 0; // must be 0 already	1251	op->carrying = 0; // must be 0 already
1203		1252
1204	op->destroy (1);	1253	op->destroy ();
1205		1254
1206	return top;	1255	return top;
1207	}	1256	}
1208		1257
1209	return 0;	1258	return 0;
…		…
1217		1266
1218	object *prev = this;	1267	object *prev = this;
1219		1268
1220	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)	1269	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)
1221	{	1270	{
1222	object *op = arch_to_object (at);	1271	object *op = at->instance ();
1223		1272
1224	op->name = name;	1273	op->name = name;
1225	op->name_pl = name_pl;	1274	op->name_pl = name_pl;
1226	op->title = title;	1275	op->title = title;
1227		1276
…		…
1265	* Passing 0 for flag gives proper default values, so flag really only needs	1314	* Passing 0 for flag gives proper default values, so flag really only needs
1266	* to be set if special handling is needed.	1315	* to be set if special handling is needed.
1267	*	1316	*
1268	* Return value:	1317	* Return value:
1269	* new object if 'op' was merged with other object	1318	* new object if 'op' was merged with other object
1270	* NULL if 'op' was destroyed	1319	* NULL if there was an error (destroyed, blocked etc.)
1271	* just 'op' otherwise	1320	* just 'op' otherwise
1272	*/	1321	*/
1273	object *	1322	object *
1274	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)	1323	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1275	{	1324	{
1276	if (op->is_on_map ())
1277	{
1278	LOG (llevError, "insert_ob_in_map called for object already on map");
1279	abort ();
1280	}
1281
1282	if (op->env)
1283	{
1284	LOG (llevError, "insert_ob_in_map called for object in an inventory (proceeding)");
1285	op->remove ();	1325	op->remove ();
1286	}
1287		1326
1288	if (op->face && !face_info (op->face))//D TODO: remove soon	1327	if (m == &freed_map)//D TODO: remove soon
1289	{//D	1328	{//D
1290	LOG (llevError | logBacktrace, "op->face out of bounds: %s", op->debug_desc ());//D	1329	LOG (llevError | logBacktrace, "tries to insert object on freed objects map: %s", op->debug_desc ());//D
1291	op->face = 1;//D
1292	}//D	1330	}//D
1293		1331
1294	/* Ideally, the caller figures this out. However, it complicates a lot	1332	/* Ideally, the caller figures this out. However, it complicates a lot
1295	* of areas of callers (eg, anything that uses find_free_spot would now	1333	* of areas of callers (eg, anything that uses find_free_spot would now
1296	* need extra work	1334	* need extra work
1297	*/	1335	*/
		1336	maptile *newmap = m;
1298	if (!xy_normalise (m, op->x, op->y))	1337	if (!xy_normalise (newmap, op->x, op->y))
1299	{	1338	{
1300	op->head_ ()->destroy (1);// remove head_ once all tail object destroyers found	1339	op->head_ ()->destroy ();// remove head_ once all tail object destroyers found
1301	return 0;	1340	return 0;
1302	}	1341	}
1303		1342
1304	if (object *more = op->more)	1343	if (object *more = op->more)
1305	if (!insert_ob_in_map (more, m, originator, flag))	1344	if (!insert_ob_in_map (more, m, originator, flag))
1306	return 0;	1345	return 0;
1307		1346
1308	CLEAR_FLAG (op, FLAG_REMOVED);	1347	op->flag [FLAG_REMOVED] = false;
1309		1348	op->env = 0;
1310	op->map = m;	1349	op->map = newmap;
		1350
1311	mapspace &ms = op->ms ();	1351	mapspace &ms = op->ms ();
1312		1352
1313	/* this has to be done after we translate the coordinates.	1353	/* this has to be done after we translate the coordinates.
1314	*/	1354	*/
1315	if (op->nrof && !(flag & INS_NO_MERGE))	1355	if (op->nrof && !(flag & INS_NO_MERGE))
…		…
1318	{	1358	{
1319	// TODO: we actually want to update tmp, not op,	1359	// TODO: we actually want to update tmp, not op,
1320	// but some caller surely breaks when we return tmp	1360	// but some caller surely breaks when we return tmp
1321	// from here :/	1361	// from here :/
1322	op->nrof += tmp->nrof;	1362	op->nrof += tmp->nrof;
1323	tmp->destroy (1);	1363	tmp->destroy ();
1324	}	1364	}
1325		1365
1326	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */	1366	op->clr_flag (FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
1327	CLEAR_FLAG (op, FLAG_INV_LOCKED);	1367	op->clr_flag (FLAG_INV_LOCKED);
1328		1368
1329	if (!QUERY_FLAG (op, FLAG_ALIVE))	1369	if (!op->flag [FLAG_ALIVE])
1330	CLEAR_FLAG (op, FLAG_NO_STEAL);	1370	op->clr_flag (FLAG_NO_STEAL);
1331		1371
1332	if (flag & INS_BELOW_ORIGINATOR)	1372	if (flag & INS_BELOW_ORIGINATOR)
1333	{	1373	{
1334	if (originator->map != op->map || originator->x != op->x || originator->y != op->y)	1374	if (originator->map != op->map || originator->x != op->x || originator->y != op->y)
1335	{	1375	{
1336	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");	1376	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");
1337	abort ();	1377	abort ();
1338	}	1378	}
1339		1379
1340	if (!originator->is_on_map ())	1380	if (!originator->is_on_map ())
		1381	{
1341	LOG (llevDebug | logBacktrace, "insert_ob_in_map(%s) called with INS_BELOW_ORIGINATOR when originator '%s' not on map",	1382	LOG (llevError, "insert_ob_in_map(%s) called with INS_BELOW_ORIGINATOR when originator '%s' not on map",
1342	op->debug_desc (), originator->debug_desc ());	1383	op->debug_desc (), originator->debug_desc ());
		1384	abort ();
		1385	}
1343		1386
1344	op->above = originator;	1387	op->above = originator;
1345	op->below = originator->below;	1388	op->below = originator->below;
1346	originator->below = op;	1389	originator->below = op;
1347		1390
…		…
1360	* We've already dealt with merging if appropriate.	1403	* We've already dealt with merging if appropriate.
1361	* Generally, we want to put the new object on top. But if	1404	* Generally, we want to put the new object on top. But if
1362	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last	1405	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last
1363	* floor, we want to insert above that and no further.	1406	* floor, we want to insert above that and no further.
1364	* Also, if there are spell objects on this space, we stop processing	1407	* Also, if there are spell objects on this space, we stop processing
1365	* once we get to them. This reduces the need to traverse over all of	1408	* once we get to them. This reduces the need to traverse over all of
1366	* them when adding another one - this saves quite a bit of cpu time	1409	* them when adding another one - this saves quite a bit of cpu time
1367	* when lots of spells are cast in one area. Currently, it is presumed	1410	* when lots of spells are cast in one area. Currently, it is presumed
1368	* that flying non pickable objects are spell objects.	1411	* that flying non pickable objects are spell objects.
1369	*/	1412	*/
1370	for (object *tmp = ms.bot; tmp; tmp = tmp->above)	1413	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1371	{	1414	{
1372	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) || QUERY_FLAG (tmp, FLAG_OVERLAY_FLOOR))	1415	if (tmp->flag [FLAG_IS_FLOOR] || tmp->flag [FLAG_OVERLAY_FLOOR])
1373	floor = tmp;	1416	floor = tmp;
1374		1417
1375	if (QUERY_FLAG (tmp, FLAG_NO_PICK) && (tmp->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (tmp, FLAG_IS_FLOOR))	1418	if (tmp->flag [FLAG_NO_PICK] && (tmp->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !tmp->flag [FLAG_IS_FLOOR])
1376	{	1419	{
1377	/* We insert above top, so we want this object below this */	1420	/* We insert above top, so we want this object below this */
1378	top = tmp->below;	1421	top = tmp->below;
1379	break;	1422	break;
1380	}	1423	}
…		…
1398	&& (op->face && !faces [op->face].visibility))	1441	&& (op->face && !faces [op->face].visibility))
1399	{	1442	{
1400	object *last;	1443	object *last;
1401		1444
1402	for (last = top; last != floor; last = last->below)	1445	for (last = top; last != floor; last = last->below)
1403	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))	1446	if (last->flag [FLAG_BLOCKSVIEW] && (last->type != EXIT))
1404	break;	1447	break;
1405		1448
1406	/* Check to see if we found the object that blocks view,	1449	/* Check to see if we found the object that blocks view,
1407	* and make sure we have a below pointer for it so that	1450	* and make sure we have a below pointer for it so that
1408	* we can get inserted below this one, which requires we	1451	* we can get inserted below this one, which requires we
…		…
1433	op->below = top;	1476	op->below = top;
1434	*(op->above ? &op->above->below : &ms.top) = op;	1477	*(op->above ? &op->above->below : &ms.top) = op;
1435	}	1478	}
1436	}	1479	}
1437		1480
1438	if (op->type == PLAYER)	1481	if (op->is_player ())
1439	{	1482	{
1440	op->contr->do_los = 1;	1483	op->contr->do_los = 1;
1441	++op->map->players;	1484	++op->map->players;
1442	op->map->touch ();	1485	op->map->touch ();
1443	}	1486	}
…		…
1458	* be far away from this change and not affected in any way -	1501	* be far away from this change and not affected in any way -
1459	* this should get redone to only look for players within range,	1502	* this should get redone to only look for players within range,
1460	* or just updating the P_UPTODATE for spaces within this area	1503	* or just updating the P_UPTODATE for spaces within this area
1461	* of effect may be sufficient.	1504	* of effect may be sufficient.
1462	*/	1505	*/
1463	if (op->map->darkness && (op->glow_radius != 0))	1506	if (op->affects_los ())
		1507	{
		1508	op->ms ().invalidate ();
1464	update_all_los (op->map, op->x, op->y);	1509	update_all_los (op->map, op->x, op->y);
		1510	}
1465		1511
1466	/* updates flags (blocked, alive, no magic, etc) for this map space */	1512	/* updates flags (blocked, alive, no magic, etc) for this map space */
1467	update_object (op, UP_OBJ_INSERT);	1513	update_object (op, UP_OBJ_INSERT);
1468		1514
1469	INVOKE_OBJECT (INSERT, op);	1515	INVOKE_OBJECT (INSERT, op);
…		…
1476	* blocked() and wall() work properly), and these flags are updated by	1522	* blocked() and wall() work properly), and these flags are updated by
1477	* update_object().	1523	* update_object().
1478	*/	1524	*/
1479		1525
1480	/* if this is not the head or flag has been passed, don't check walk on status */	1526	/* if this is not the head or flag has been passed, don't check walk on status */
1481	if (!(flag & INS_NO_WALK_ON) && op->head_ () == op)	1527	if (!(flag & INS_NO_WALK_ON) && op->is_head ())
1482	{	1528	{
1483	if (check_move_on (op, originator))	1529	if (check_move_on (op, originator, flag))
1484	return 0;	1530	return 0;
1485		1531
1486	/* If we are a multi part object, lets work our way through the check	1532	/* If we are a multi part object, let's work our way through the check
1487	* walk on's.	1533	* walk on's.
1488	*/	1534	*/
1489	for (object *tmp = op->more; tmp; tmp = tmp->more)	1535	for (object *tmp = op->more; tmp; tmp = tmp->more)
1490	if (check_move_on (tmp, originator))	1536	if (check_move_on (tmp, originator, flag))
1491	return 0;	1537	return 0;
1492	}	1538	}
1493		1539
1494	return op;	1540	return op;
1495	}	1541	}
1496		1542
1497	/* this function inserts an object in the map, but if it	1543	/* this function inserts an object in the map, but if it
1498	* finds an object of its own type, it'll remove that one first.	1544	* finds an object of its own type, it'll remove that one first.
1499	* op is the object to insert it under: supplies x and the map.	1545	* op is the object to insert it under: supplies x and the map.
1500	*/	1546	*/
1501	void	1547	void
1502	replace_insert_ob_in_map (const char *arch_string, object *op)	1548	replace_insert_ob_in_map (shstr_tmp archname, object *op)
1503	{	1549	{
1504	/* first search for itself and remove any old instances */	1550	/* first search for itself and remove any old instances */
1505		1551
1506	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)	1552	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
1507	if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */	1553	if (tmp->arch->archname == archname) /* same archetype */
1508	tmp->destroy (1);	1554	tmp->destroy ();
1509		1555
1510	object *tmp = arch_to_object (archetype::find (arch_string));	1556	object *tmp = archetype::find (archname)->instance ();
1511		1557
1512	tmp->x = op->x;	1558	tmp->x = op->x;
1513	tmp->y = op->y;	1559	tmp->y = op->y;
1514		1560
1515	insert_ob_in_map (tmp, op->map, op, 0);	1561	insert_ob_in_map (tmp, op->map, op, 0);
…		…
1520	{	1566	{
1521	if (where->env)	1567	if (where->env)
1522	return where->env->insert (this);	1568	return where->env->insert (this);
1523	else	1569	else
1524	return where->map->insert (this, where->x, where->y, originator, flags);	1570	return where->map->insert (this, where->x, where->y, originator, flags);
		1571	}
		1572
		1573	// check whether we can put this into the map, respect max_volume, max_items
		1574	bool
		1575	object::can_drop_at (maptile *m, int x, int y, object *originator)
		1576	{
		1577	mapspace &ms = m->at (x, y);
		1578
		1579	int items = ms.items ();
		1580
		1581	if (!items // testing !items ensures we can drop at least one item
		1582	|| (items < m->max_items
		1583	&& ms.volume () < m->max_volume))
		1584	return true;
		1585
		1586	if (originator)
		1587	originator->failmsgf (
		1588	"No matter how hard you try, you just cannot put the %s here! H<Try to remove some items from the floor first.>",
		1589	query_name ()
		1590	);
		1591
		1592	return false;
1525	}	1593	}
1526		1594
1527	/*	1595	/*
1528	* decrease(object, number) decreases a specified number from	1596	* decrease(object, number) decreases a specified number from
1529	* the amount of an object. If the amount reaches 0, the object	1597	* the amount of an object. If the amount reaches 0, the object
…		…
1537	if (!nr)	1605	if (!nr)
1538	return true;	1606	return true;
1539		1607
1540	nr = min (nr, nrof);	1608	nr = min (nr, nrof);
1541		1609
		1610	if (nrof > nr)
		1611	{
		1612	weight_t oweight = total_weight ();
		1613
1542	nrof -= nr;	1614	nrof -= nr;
1543
1544	if (nrof)
1545	{
1546	adjust_weight (env, -weight * max (1, nr)); // carrying == 0
1547		1615
1548	if (object *pl = visible_to ())	1616	if (object *pl = visible_to ())
1549	esrv_update_item (UPD_NROF, pl, this);	1617	esrv_update_item (UPD_NROF, pl, this);
1550		1618
		1619	adjust_weight (env, oweight, total_weight ());
		1620
1551	return true;	1621	return true;
1552	}	1622	}
1553	else	1623	else
1554	{	1624	{
1555	destroy (1);	1625	destroy ();
1556	return false;	1626	return false;
1557	}	1627	}
1558	}	1628	}
1559		1629
1560	/*	1630	/*
…		…
1608	/*	1678	/*
1609	* env->insert (op)	1679	* env->insert (op)
1610	* This function inserts the object op in the linked list	1680	* This function inserts the object op in the linked list
1611	* inside the object environment.	1681	* inside the object environment.
1612	*	1682	*
1613	* The function returns now pointer to inserted item, and return value can	1683	* The function returns now pointer to inserted item, and return value can
1614	* be != op, if items are merged. -Tero	1684	* be != op, if items are merged. -Tero
1615	*/	1685	*/
1616	object *	1686	object *
1617	object::insert (object *op)	1687	object::insert (object *op)
1618	{	1688	{
…		…
1629	if (op->nrof)	1699	if (op->nrof)
1630	for (object *tmp = inv; tmp; tmp = tmp->below)	1700	for (object *tmp = inv; tmp; tmp = tmp->below)
1631	if (object::can_merge (tmp, op))	1701	if (object::can_merge (tmp, op))
1632	{	1702	{
1633	/* return the original object and remove inserted object	1703	/* return the original object and remove inserted object
1634	(client needs the original object) */	1704	(client prefers the original object) */
		1705
		1706	// carrying must be 0 for mergable objects
		1707	weight_t oweight = weight_t (tmp->weight) * tmp->nrof;
		1708
1635	tmp->nrof += op->nrof;	1709	tmp->nrof += op->nrof;
1636		1710
1637	if (object *pl = tmp->visible_to ())	1711	if (object *pl = tmp->visible_to ())
1638	esrv_update_item (UPD_NROF, pl, tmp);	1712	esrv_update_item (UPD_NROF, pl, tmp);
1639		1713
1640	adjust_weight (this, op->total_weight ());	1714	adjust_weight (this, oweight, weight_t (tmp->weight) * tmp->nrof);
1641		1715
1642	op->destroy (1);	1716	op->destroy ();
1643	op = tmp;	1717	op = tmp;
1644	goto inserted;	1718	goto inserted;
1645	}	1719	}
1646		1720
1647	op->owner = 0; // it's his/hers now. period.	1721	op->owner = 0; // it's his/hers now. period.
…		…
1661	op->flag [FLAG_REMOVED] = 0;	1735	op->flag [FLAG_REMOVED] = 0;
1662		1736
1663	if (object *pl = op->visible_to ())	1737	if (object *pl = op->visible_to ())
1664	esrv_send_item (pl, op);	1738	esrv_send_item (pl, op);
1665		1739
1666	adjust_weight (this, op->total_weight ());	1740	adjust_weight (this, 0, op->total_weight ());
1667		1741
1668	inserted:	1742	inserted:
1669	/* reset the light list and los of the players on the map */	1743	/* reset the light list and los of the players on the map */
1670	if (op->glow_radius && map && map->darkness)	1744	if (op->glow_radius && is_on_map ())
		1745	{
		1746	update_stats ();
1671	update_all_los (map, x, y);	1747	update_all_los (map, x, y);
1672		1748	}
		1749	else if (is_player ())
1673	// if this is a player's inventory, update stats	1750	// if this is a player's inventory, update stats
1674	if (type == PLAYER && !flag [FLAG_NO_FIX_PLAYER])	1751	contr->queue_stats_update ();
1675	update_stats ();
1676		1752
1677	INVOKE_OBJECT (INSERT, this);	1753	INVOKE_OBJECT (INSERT, this);
1678		1754
1679	return op;	1755	return op;
1680	}	1756	}
…		…
1698	* MSW 2001-07-08: Check all objects on space, not just those below	1774	* MSW 2001-07-08: Check all objects on space, not just those below
1699	* object being inserted. insert_ob_in_map may not put new objects	1775	* object being inserted. insert_ob_in_map may not put new objects
1700	* on top.	1776	* on top.
1701	*/	1777	*/
1702	int	1778	int
1703	check_move_on (object *op, object *originator)	1779	check_move_on (object *op, object *originator, int flags)
1704	{	1780	{
		1781	if (op->flag [FLAG_NO_APPLY])
		1782	return 0;
		1783
1705	object *tmp;	1784	object *tmp;
1706	maptile *m = op->map;	1785	maptile *m = op->map;
1707	int x = op->x, y = op->y;	1786	int x = op->x, y = op->y;
1708		1787
1709	MoveType move_on, move_slow, move_block;	1788	mapspace &ms = m->at (x, y);
1710		1789
1711	if (QUERY_FLAG (op, FLAG_NO_APPLY))	1790	ms.update ();
1712	return 0;
1713		1791
1714	move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y);	1792	MoveType move_on = ms.move_on;
1715	move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y);	1793	MoveType move_slow = ms.move_slow;
1716	move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y);	1794	MoveType move_block = ms.move_block;
1717		1795
1718	/* if nothing on this space will slow op down or be applied,	1796	/* if nothing on this space will slow op down or be applied,
1719	* no need to do checking below. have to make sure move_type	1797	* no need to do checking below. have to make sure move_type
1720	* is set, as lots of objects don't have it set - we treat that	1798	* is set, as lots of objects don't have it set - we treat that
1721	* as walking.	1799	* as walking.
…		…
1730	*/	1808	*/
1731	if ((op->move_type & ~move_on & ~move_block) != 0 && (op->move_type & ~move_slow & ~move_block) != 0)	1809	if ((op->move_type & ~move_on & ~move_block) != 0 && (op->move_type & ~move_slow & ~move_block) != 0)
1732	return 0;	1810	return 0;
1733		1811
1734	/* The objects have to be checked from top to bottom.	1812	/* The objects have to be checked from top to bottom.
1735	* Hence, we first go to the top:	1813	* Hence, we first go to the top:
1736	*/	1814	*/
1737		1815	for (object *next, *tmp = ms.top; tmp; tmp = next)
1738	for (tmp = op->ms ().bot; tmp && tmp->above; tmp = tmp->above)
1739	{
1740	/* Trim the search when we find the first other spell effect
1741	* this helps performance so that if a space has 50 spell objects,
1742	* we don't need to check all of them.
1743	*/
1744	if ((tmp->move_type & MOVE_FLY_LOW) && QUERY_FLAG (tmp, FLAG_NO_PICK))
1745	break;
1746	}	1816	{
		1817	next = tmp->below;
1747		1818
1748	for (; tmp; tmp = tmp->below)
1749	{
1750	if (tmp == op)	1819	if (tmp == op)
1751	continue; /* Can't apply yourself */	1820	continue; /* Can't apply yourself */
1752		1821
1753	/* Check to see if one of the movement types should be slowed down.	1822	/* Check to see if one of the movement types should be slowed down.
1754	* Second check makes sure that the movement types not being slowed	1823	* Second check makes sure that the movement types not being slowed
1755	* (~slow_move) is not blocked on this space - just because the	1824	* (~slow_move) is not blocked on this space - just because the
1756	* space doesn't slow down swimming (for example), if you can't actually	1825	* space doesn't slow down swimming (for example), if you can't actually
1757	* swim on that space, can't use it to avoid the penalty.	1826	* swim on that space, can't use it to avoid the penalty.
1758	*/	1827	*/
1759	if (!QUERY_FLAG (op, FLAG_WIZPASS))	1828	if (!op->flag [FLAG_WIZPASS])
1760	{	1829	{
1761	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||	1830	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||
1762	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))	1831	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))
1763	{	1832	{
1764
1765	float
1766	diff = tmp->move_slow_penalty * fabs (op->speed);	1833	float diff = tmp->move_slow_penalty * fabs (op->speed);
1767		1834
1768	if (op->type == PLAYER)	1835	if (op->is_player ())
1769	if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||	1836	if ((tmp->flag [FLAG_IS_HILLY ] && find_skill_by_number (op, SK_CLIMBING)) ||
1770	(QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))	1837	(tmp->flag [FLAG_IS_WOODED] && find_skill_by_number (op, SK_WOODSMAN)))
1771	diff /= 4.0;	1838	diff /= 4.0;
1772		1839
1773	op->speed_left -= diff;	1840	op->speed_left -= diff;
1774	}	1841	}
1775	}	1842	}
1776		1843
1777	/* Basically same logic as above, except now for actual apply. */	1844	/* Basically same logic as above, except now for actual apply. */
1778	if ((!op->move_type && tmp->move_on & MOVE_WALK) ||	1845	if ((!op->move_type && tmp->move_on & MOVE_WALK) ||
1779	((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0))	1846	((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0))
1780	{	1847	{
		1848	if ((flags & INS_NO_AUTO_EXIT)
		1849	&& (tmp->type == EXIT || tmp->type == TELEPORTER
		1850	|| tmp->type == HOLE || tmp->type == TRAPDOOR)) //TODO: temporary, fix exits instead
		1851	continue;
		1852
1781	move_apply (tmp, op, originator);	1853	move_apply (tmp, op, originator);
1782		1854
1783	if (op->destroyed ())	1855	if (op->destroyed ())
1784	return 1;	1856	return 1;
1785		1857
…		…
1897	void	1969	void
1898	flag_inv (object *op, int flag)	1970	flag_inv (object *op, int flag)
1899	{	1971	{
1900	for (object *tmp = op->inv; tmp; tmp = tmp->below)	1972	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1901	{	1973	{
1902	SET_FLAG (tmp, flag);	1974	tmp->set_flag (flag);
1903	flag_inv (tmp, flag);	1975	flag_inv (tmp, flag);
1904	}	1976	}
1905	}	1977	}
1906		1978
1907	/*	1979	/*
…		…
1910	void	1982	void
1911	unflag_inv (object *op, int flag)	1983	unflag_inv (object *op, int flag)
1912	{	1984	{
1913	for (object *tmp = op->inv; tmp; tmp = tmp->below)	1985	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1914	{	1986	{
1915	CLEAR_FLAG (tmp, flag);	1987	tmp->clr_flag (flag);
1916	unflag_inv (tmp, flag);	1988	unflag_inv (tmp, flag);
1917	}	1989	}
1918	}	1990	}
1919		1991
1920	/*	1992	/*
…		…
1930	* inform the caller. However, insert_ob_in_map will update as	2002	* inform the caller. However, insert_ob_in_map will update as
1931	* necessary, so the caller shouldn't need to do any special work.	2003	* necessary, so the caller shouldn't need to do any special work.
1932	* Note - updated to take an object instead of archetype - this is necessary	2004	* Note - updated to take an object instead of archetype - this is necessary
1933	* because arch_blocked (now ob_blocked) needs to know the movement type	2005	* because arch_blocked (now ob_blocked) needs to know the movement type
1934	* to know if the space in question will block the object. We can't use	2006	* to know if the space in question will block the object. We can't use
1935	* the archetype because that isn't correct if the monster has been	2007	* the archetype because that isn't correct if the monster has been
1936	* customized, changed states, etc.	2008	* customized, changed states, etc.
1937	*/	2009	*/
1938	int	2010	int
1939	find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)	2011	find_free_spot (const object *ob, maptile *m, int x, int y, int start, int stop)
1940	{	2012	{
1941	int altern[SIZEOFFREE];	2013	int altern[SIZEOFFREE];
1942	int index = 0, flag;	2014	int index = 0;
1943		2015
1944	for (int i = start; i < stop; i++)	2016	for (int i = start; i < stop; i++)
1945	{	2017	{
1946	mapxy pos (m, x, y); pos.move (i);	2018	mapxy pos (m, x, y); pos.move (i);
1947		2019
…		…
1963	continue;	2035	continue;
1964	}	2036	}
1965		2037
1966	/* Basically, if we find a wall on a space, we cut down the search size.	2038	/* Basically, if we find a wall on a space, we cut down the search size.
1967	* In this way, we won't return spaces that are on another side of a wall.	2039	* In this way, we won't return spaces that are on another side of a wall.
1968	* This mostly work, but it cuts down the search size in all directions -	2040	* This mostly work, but it cuts down the search size in all directions -
1969	* if the space being examined only has a wall to the north and empty	2041	* if the space being examined only has a wall to the north and empty
1970	* spaces in all the other directions, this will reduce the search space	2042	* spaces in all the other directions, this will reduce the search space
1971	* to only the spaces immediately surrounding the target area, and	2043	* to only the spaces immediately surrounding the target area, and
1972	* won't look 2 spaces south of the target space.	2044	* won't look 2 spaces south of the target space.
1973	*/	2045	*/
…		…
1981	* head of the object should correspond for the entire object.	2053	* head of the object should correspond for the entire object.
1982	*/	2054	*/
1983	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))	2055	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))
1984	continue;	2056	continue;
1985		2057
1986	if (ob->blocked (m, pos.x, pos.y))	2058	if (ob->blocked (pos.m, pos.x, pos.y))
1987	continue;	2059	continue;
1988		2060
1989	altern [index++] = i;	2061	altern [index++] = i;
1990	}	2062	}
1991		2063
…		…
2003	*/	2075	*/
2004	int	2076	int
2005	find_first_free_spot (const object *ob, maptile *m, int x, int y)	2077	find_first_free_spot (const object *ob, maptile *m, int x, int y)
2006	{	2078	{
2007	for (int i = 0; i < SIZEOFFREE; i++)	2079	for (int i = 0; i < SIZEOFFREE; i++)
2008	if (!ob->blocked (m, x + freearr_x[i], y + freearr_y[i]))	2080	if (!ob->blocked (m, x + DIRX (i), y + DIRY (i)))
2009	return i;	2081	return i;
2010		2082
2011	return -1;	2083	return -1;
2012	}	2084	}
2013		2085
…		…
2024		2096
2025	while (--end)	2097	while (--end)
2026	swap (arr [end], arr [rndm (end + 1)]);	2098	swap (arr [end], arr [rndm (end + 1)]);
2027	}	2099	}
2028		2100
2029	/* new function to make monster searching more efficient, and effective!	2101	/* new function to make monster searching more efficient, and effective!
2030	* This basically returns a randomized array (in the passed pointer) of	2102	* This basically returns a randomized array (in the passed pointer) of
2031	* the spaces to find monsters. In this way, it won't always look for	2103	* the spaces to find monsters. In this way, it won't always look for
2032	* monsters to the north first. However, the size of the array passed	2104	* monsters to the north first. However, the size of the array passed
2033	* covers all the spaces, so within that size, all the spaces within	2105	* covers all the spaces, so within that size, all the spaces within
2034	* the 3x3 area will be searched, just not in a predictable order.	2106	* the 3x3 area will be searched, just not in a predictable order.
…		…
2059	* there is capable of.	2131	* there is capable of.
2060	*/	2132	*/
2061	int	2133	int
2062	find_dir (maptile *m, int x, int y, object *exclude)	2134	find_dir (maptile *m, int x, int y, object *exclude)
2063	{	2135	{
2064	int i, max = SIZEOFFREE, mflags;	2136	int max = SIZEOFFREE;
2065
2066	sint16 nx, ny;
2067	object *tmp;
2068	maptile *mp;
2069
2070	MoveType blocked, move_type;	2137	MoveType move_type;
2071		2138
2072	if (exclude && exclude->head_ () != exclude)	2139	if (exclude && exclude->head_ () != exclude)
2073	{	2140	{
2074	exclude = exclude->head;	2141	exclude = exclude->head;
2075	move_type = exclude->move_type;	2142	move_type = exclude->move_type;
…		…
2078	{	2145	{
2079	/* If we don't have anything, presume it can use all movement types. */	2146	/* If we don't have anything, presume it can use all movement types. */
2080	move_type = MOVE_ALL;	2147	move_type = MOVE_ALL;
2081	}	2148	}
2082		2149
2083	for (i = 1; i < max; i++)	2150	for (int i = 1; i < max; i++)
2084	{	2151	{
2085	mp = m;	2152	mapxy pos (m, x, y);
2086	nx = x + freearr_x[i];	2153	pos.move (i);
2087	ny = y + freearr_y[i];
2088		2154
2089	mflags = get_map_flags (m, &mp, nx, ny, &nx, &ny);	2155	if (!pos.normalise ())
2090
2091	if (mflags & P_OUT_OF_MAP)
2092	max = maxfree[i];	2156	max = maxfree[i];
2093	else	2157	else
2094	{	2158	{
2095	mapspace &ms = mp->at (nx, ny);	2159	mapspace &ms = *pos;
2096		2160
2097	blocked = ms.move_block;
2098
2099	if ((move_type & blocked) == move_type)	2161	if ((move_type & ms.move_block) == move_type)
2100	max = maxfree[i];	2162	max = maxfree [i];
2101	else if (mflags & P_IS_ALIVE)	2163	else if (ms.flags () & P_IS_ALIVE)
2102	{	2164	{
2103	for (tmp = ms.bot; tmp; tmp = tmp->above)	2165	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
2104	if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)	2166	if ((tmp->flag [FLAG_MONSTER] || tmp->is_player ())
2105	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))	2167	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))
2106	break;
2107
2108	if (tmp)
2109	return freedir[i];	2168	return freedir [i];
2110	}	2169	}
2111	}	2170	}
2112	}	2171	}
2113		2172
2114	return 0;	2173	return 0;
…		…
2123	{	2182	{
2124	return (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);	2183	return (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);
2125	}	2184	}
2126		2185
2127	/*	2186	/*
2128	* find_dir_2(delta-x,delta-y) will return a direction in which	2187	* find_dir_2(delta-x,delta-y) will return a direction value
2129	* an object which has subtracted the x and y coordinates of another	2188	* for running into direct [dx, dy].
2130	* object, needs to travel toward it.	2189	* (the opposite of crossfire's find_dir_2!)
2131	*/	2190	*/
2132	int	2191	int
2133	find_dir_2 (int x, int y)	2192	find_dir_2 (int x, int y)
2134	{	2193	{
		2194	#if 1 // new algorithm
		2195	// this works by putting x, y into 16 sectors, which
		2196	// are not equal sized, but are a better approximation
		2197	// then the old algorithm, and then using a mapping
		2198	// table to map it into a direction value.
		2199	// basically, it maps these comparisons to each bit
		2200	// bit #3: x < 0
		2201	// bit #2: y < 0
		2202	// bit #1: x > y
		2203	// bit #0: x > 2y
		2204
		2205	static const uint8 dir[16] = {
		2206	4, 5, 4, 3,
		2207	2, 1, 2, 3,
		2208	6, 5, 6, 7,
		2209	8, 1, 8, 7,
		2210	};
		2211	int sector = 0;
		2212
		2213	// this is a bit ugly, but more likely to result in branchless code
		2214	sector |= x < 0 ? 8 : 0;
		2215	x = x < 0 ? -x : x; // abs
		2216
		2217	sector |= y < 0 ? 4 : 0;
		2218	y = y < 0 ? -y : y; // abs
		2219
		2220	if (x > y)
		2221	{
		2222	sector |= 2;
		2223
		2224	if (x > y * 2)
		2225	sector |= 1;
		2226	}
		2227	else
		2228	{
		2229	if (y > x * 2)
		2230	sector |= 1;
		2231	else if (!y)
		2232	return 0; // x == 0 here
		2233	}
		2234
		2235	return dir [sector];
		2236	#else // old algorithm
2135	int q;	2237	int q;
2136		2238
2137	if (y)	2239	if (y)
2138	q = x * 100 / y;	2240	q = 128 * x / y;
2139	else if (x)	2241	else if (x)
2140	q = -300 * x;	2242	q = -512 * x; // to make it > 309
2141	else	2243	else
2142	return 0;	2244	return 0;
2143		2245
2144	if (y > 0)	2246	if (y > 0)
2145	{	2247	{
2146	if (q < -242)	2248	if (q < -309) return 7;
		2249	if (q < -52) return 6;
		2250	if (q < 52) return 5;
		2251	if (q < 309) return 4;
		2252
2147	return 3;	2253	return 3;
2148	if (q < -41)	2254	}
2149	return 2;	2255	else
2150	if (q < 41)	2256	{
2151	return 1;	2257	if (q < -309) return 3;
2152	if (q < 242)	2258	if (q < -52) return 2;
2153	return 8;	2259	if (q < 52) return 1;
		2260	if (q < 309) return 8;
		2261
2154	return 7;	2262	return 7;
2155	}	2263	}
2156		2264	#endif
2157	if (q < -242)
2158	return 7;
2159	if (q < -41)
2160	return 6;
2161	if (q < 41)
2162	return 5;
2163	if (q < 242)
2164	return 4;
2165
2166	return 3;
2167	}	2265	}
2168		2266
2169	/*	2267	/*
2170	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is	2268	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is
2171	* between two directions (which are expected to be absolute (see absdir())	2269	* between two directions (which are expected to be absolute (see absdir())
2172	*/	2270	*/
2173	int	2271	int
2174	dirdiff (int dir1, int dir2)	2272	dirdiff (int dir1, int dir2)
2175	{	2273	{
2176	int d;
2177
2178	d = abs (dir1 - dir2);	2274	int d = abs (dir1 - dir2);
2179	if (d > 4)
2180	d = 8 - d;
2181		2275
2182	return d;	2276	return d > 4 ? 8 - d : d;
2183	}	2277	}
2184		2278
2185	/* peterm:	2279	/* peterm:
2186	* do LOS stuff for ball lightning. Go after the closest VISIBLE monster.	2280	* do LOS stuff for ball lightning. Go after the closest VISIBLE monster.
2187	* Basically, this is a table of directions, and what directions	2281	* Basically, this is a table of directions, and what directions
…		…
2189	* This basically means that if direction is 15, then it could either go	2283	* This basically means that if direction is 15, then it could either go
2190	* direction 4, 14, or 16 to get back to where we are.	2284	* direction 4, 14, or 16 to get back to where we are.
2191	* Moved from spell_util.c to object.c with the other related direction	2285	* Moved from spell_util.c to object.c with the other related direction
2192	* functions.	2286	* functions.
2193	*/	2287	*/
2194	int reduction_dir[SIZEOFFREE][3] = {	2288	static const int reduction_dir[SIZEOFFREE][3] = {
2195	{0, 0, 0}, /* 0 */	2289	{0, 0, 0}, /* 0 */
2196	{0, 0, 0}, /* 1 */	2290	{0, 0, 0}, /* 1 */
2197	{0, 0, 0}, /* 2 */	2291	{0, 0, 0}, /* 2 */
2198	{0, 0, 0}, /* 3 */	2292	{0, 0, 0}, /* 3 */
2199	{0, 0, 0}, /* 4 */	2293	{0, 0, 0}, /* 4 */
…		…
2256	int mflags;	2350	int mflags;
2257		2351
2258	if (dir < 0)	2352	if (dir < 0)
2259	return 0; /* exit condition: invalid direction */	2353	return 0; /* exit condition: invalid direction */
2260		2354
2261	dx = x + freearr_x[dir];	2355	dx = x + DIRX (dir);
2262	dy = y + freearr_y[dir];	2356	dy = y + DIRY (dir);
2263		2357
2264	mflags = get_map_flags (m, &m, dx, dy, &dx, &dy);	2358	mflags = get_map_flags (m, &m, dx, dy, &dx, &dy);
2265		2359
2266	/* This functional arguably was incorrect before - it was	2360	/* This functional arguably was incorrect before - it was
2267	* checking for P_WALL - that was basically seeing if	2361	* checking for P_WALL - that was basically seeing if
…		…
2293	* Add a check so we can't pick up invisible objects (0.93.8)	2387	* Add a check so we can't pick up invisible objects (0.93.8)
2294	*/	2388	*/
2295	int	2389	int
2296	can_pick (const object *who, const object *item)	2390	can_pick (const object *who, const object *item)
2297	{	2391	{
2298	return /*QUERY_FLAG(who,FLAG_WIZ)|| */	2392	return /*who->flag [FLAG_WIZ]|| */
2299	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&	2393	(item->weight > 0 && !item->flag [FLAG_NO_PICK] &&
2300	!QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->type == PLAYER || item->weight < who->weight / 3));	2394	!item->flag [FLAG_ALIVE] && !item->invisible && (who->is_player () || item->weight < who->weight / 3));
2301	}	2395	}
		2396
		2397	//-GPL
2302		2398
2303	/*	2399	/*
2304	* create clone from object to another	2400	* create clone from object to another
2305	*/	2401	*/
2306	object *	2402	object *
…		…
2337	return tmp;	2433	return tmp;
2338		2434
2339	return 0;	2435	return 0;
2340	}	2436	}
2341		2437
2342	const shstr &	2438	/* Zero the key_values on op, decrementing the shared-string
2343	object::kv_get (const shstr &key) const	2439	* refcounts and freeing the links.
		2440	*/
		2441	void
		2442	key_values::clear ()
2344	{	2443	{
		2444	for (key_value *kvp = first; kvp; )
		2445	{
		2446	key_value *next = kvp->next;
		2447	delete kvp;
		2448	kvp = next;
		2449	}
		2450
		2451	first = 0;
		2452	}
		2453
		2454	shstr_tmp
		2455	key_values::get (shstr_tmp key) const
		2456	{
2345	for (key_value *kv = key_values; kv; kv = kv->next)	2457	for (key_value *kv = first; kv; kv = kv->next)
2346	if (kv->key == key)	2458	if (kv->key == key)
2347	return kv->value;	2459	return kv->value;
2348		2460
2349	return shstr_null;	2461	return shstr ();
2350	}	2462	}
2351		2463
2352	void	2464	void
2353	object::kv_set (const shstr &key, const shstr &value)	2465	key_values::add (shstr_tmp key, shstr_tmp value)
2354	{	2466	{
		2467	key_value *kv = new key_value;
		2468
		2469	kv->next = first;
		2470	kv->key = key;
		2471	kv->value = value;
		2472
		2473	first = kv;
		2474	}
		2475
		2476	void
		2477	key_values::set (shstr_tmp key, shstr_tmp value)
		2478	{
2355	for (key_value *kv = key_values; kv; kv = kv->next)	2479	for (key_value *kv = first; kv; kv = kv->next)
2356	if (kv->key == key)	2480	if (kv->key == key)
2357	{	2481	{
2358	kv->value = value;	2482	kv->value = value;
2359	return;	2483	return;
2360	}	2484	}
2361		2485
2362	key_value *kv = new key_value;	2486	add (key, value);
2363
2364	kv->next = key_values;
2365	kv->key = key;
2366	kv->value = value;
2367
2368	key_values = kv;
2369	}	2487	}
2370		2488
2371	void	2489	void
2372	object::kv_del (const shstr &key)	2490	key_values::del (shstr_tmp key)
2373	{	2491	{
2374	for (key_value **kvp = &key_values; *kvp; kvp = &(*kvp)->next)	2492	for (key_value **kvp = &first; *kvp; kvp = &(*kvp)->next)
2375	if ((*kvp)->key == key)	2493	if ((*kvp)->key == key)
2376	{	2494	{
2377	key_value *kv = *kvp;	2495	key_value *kv = *kvp;
2378	*kvp = (*kvp)->next;	2496	*kvp = (*kvp)->next;
2379	delete kv;	2497	delete kv;
2380	return;	2498	return;
2381	}	2499	}
		2500	}
		2501
		2502	void
		2503	key_values::reverse ()
		2504	{
		2505	key_value *prev = 0;
		2506	key_value *head = first;
		2507
		2508	while (head)
		2509	{
		2510	key_value *node = head;
		2511	head = head->next;
		2512	node->next = prev;
		2513	prev = node;
		2514	}
		2515
		2516	first = prev;
		2517	}
		2518
		2519	key_values &
		2520	key_values::operator =(const key_values &kv)
		2521	{
		2522	clear ();
		2523
		2524	for (key_value *kvp = kv.first; kvp; kvp = kvp->next)
		2525	add (kvp->key, kvp->value);
		2526
		2527	reverse ();
2382	}	2528	}
2383		2529
2384	object::depth_iterator::depth_iterator (object *container)	2530	object::depth_iterator::depth_iterator (object *container)
2385	: iterator_base (container)	2531	: iterator_base (container)
2386	{	2532	{
…		…
2470	{	2616	{
2471	return map ? map->region (x, y)	2617	return map ? map->region (x, y)
2472	: region::default_region ();	2618	: region::default_region ();
2473	}	2619	}
2474		2620
2475	const materialtype_t *	2621	//+GPL
2476	object::dominant_material () const
2477	{
2478	if (materialtype_t *mt = name_to_material (materialname))
2479	return mt;
2480
2481	return name_to_material (shstr_unknown);
2482	}
2483		2622
2484	void	2623	void
2485	object::open_container (object *new_container)	2624	object::open_container (object *new_container)
2486	{	2625	{
2487	if (container == new_container)	2626	if (container == new_container)
…		…
2508	container = 0;	2647	container = 0;
2509		2648
2510	// client needs item update to make it work, client bug requires this to be separate	2649	// client needs item update to make it work, client bug requires this to be separate
2511	esrv_update_item (UPD_FLAGS, this, old_container);	2650	esrv_update_item (UPD_FLAGS, this, old_container);
2512		2651
2513	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));	2652	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", old_container->query_name ());
2514	play_sound (sound_find ("chest_close"));	2653	play_sound (sound_find ("chest_close"));
2515	}	2654	}
2516		2655
2517	if (new_container)	2656	if (new_container)
2518	{	2657	{
…		…
2522	// TODO: this does not seem to serve any purpose anymore?	2661	// TODO: this does not seem to serve any purpose anymore?
2523	#if 0	2662	#if 0
2524	// insert the "Close Container" object.	2663	// insert the "Close Container" object.
2525	if (archetype *closer = new_container->other_arch)	2664	if (archetype *closer = new_container->other_arch)
2526	{	2665	{
2527	object *closer = arch_to_object (new_container->other_arch);	2666	object *closer = new_container->other_arch->instance ();
2528	closer->flag [FLAG_NO_MAP_SAVE] = 1;	2667	closer->flag [FLAG_NO_MAP_SAVE] = 1;
2529	new_container->insert (closer);	2668	new_container->insert (closer);
2530	}	2669	}
2531	#endif	2670	#endif
2532		2671
2533	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));	2672	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", new_container->query_name ());
2534		2673
2535	// make sure the container is available, client bug requires this to be separate	2674	// make sure the container is available, client bug requires this to be separate
2536	esrv_send_item (this, new_container);	2675	esrv_send_item (this, new_container);
2537		2676
2538	new_container->flag [FLAG_APPLIED] = true;	2677	new_container->flag [FLAG_APPLIED] = true;
…		…
2545	}	2684	}
2546	// else if (!old_container->env && contr && contr->ns)	2685	// else if (!old_container->env && contr && contr->ns)
2547	// contr->ns->floorbox_reset ();	2686	// contr->ns->floorbox_reset ();
2548	}	2687	}
2549		2688
		2689	//-GPL
		2690
		2691	// prefetch some flat area around the player
		2692	static void
		2693	prefetch_surrounding_area (object *op, maptile *map, int range)
		2694	{
		2695	for (maprect *rect = map->split_to_tiles (mapwalk_buf,
		2696	op->x - range , op->y - range ,
		2697	op->x + range + 1, op->y + range + 1);
		2698	rect->m;
		2699	++rect)
		2700	{
		2701	rect->m->touch ();
		2702	rect->m->activate ();
		2703	}
		2704	}
		2705
		2706	// prefetch a generous area around the player, also up and down
		2707	void
		2708	object::prefetch_surrounding_maps ()
		2709	{
		2710	prefetch_surrounding_area (this, map, 40);
		2711
		2712	if (maptile *m = map->tile_available (TILE_DOWN))
		2713	prefetch_surrounding_area (this, m, 20);
		2714
		2715	if (maptile *m = map->tile_available (TILE_UP))
		2716	prefetch_surrounding_area (this, m, 20);
		2717	}
		2718
		2719	//+GPL
		2720
2550	object *	2721	object *
2551	object::force_find (const shstr name)	2722	object::force_find (shstr_tmp name)
2552	{	2723	{
2553	/* cycle through his inventory to look for the MARK we want to	2724	/* cycle through his inventory to look for the MARK we want to
2554	* place	2725	* place
2555	*/	2726	*/
2556	for (object *tmp = inv; tmp; tmp = tmp->below)	2727	for (object *tmp = inv; tmp; tmp = tmp->below)
2557	if (tmp->type == FORCE && tmp->slaying == name)	2728	if (tmp->type == FORCE && tmp->slaying == name)
2558	return splay (tmp);	2729	return splay (tmp);
2559		2730
2560	return 0;	2731	return 0;
2561	}	2732	}
2562		2733
2563	void	2734	void
		2735	object::force_set_timer (int duration)
		2736	{
		2737	this->duration = 1;
		2738	this->speed_left = -1.f;
		2739
		2740	this->set_speed (duration ? 1.f / duration : 0.f);
		2741	}
		2742
		2743	object *
2564	object::force_add (const shstr name, int duration)	2744	object::force_add (shstr_tmp name, int duration)
2565	{	2745	{
2566	if (object *force = force_find (name))	2746	if (object *force = force_find (name))
2567	force->destroy ();	2747	force->destroy ();
2568		2748
2569	object *force = get_archetype (FORCE_NAME);	2749	object *force = archetype::get (FORCE_NAME);
2570		2750
2571	force->slaying = name;	2751	force->slaying = name;
2572	force->stats.food = 1;	2752	force->force_set_timer (duration);
2573	force->speed_left = -1.f;
2574
2575	force->set_speed (duration ? 1.f / duration : 0.f);
2576	force->flag [FLAG_IS_USED_UP] = true;
2577	force->flag [FLAG_APPLIED] = true;	2753	force->flag [FLAG_APPLIED] = true;
2578		2754
2579	insert (force);	2755	return insert (force);
2580	}	2756	}
2581		2757
2582	void	2758	void
2583	object::play_sound (faceidx sound)	2759	object::play_sound (faceidx sound) const
2584	{	2760	{
2585	if (!sound)	2761	if (!sound)
2586	return;	2762	return;
2587		2763
2588	if (flag [FLAG_REMOVED])	2764	if (is_on_map ())
		2765	map->play_sound (sound, x, y);
		2766	else if (object *pl = in_player ())
		2767	pl->contr->play_sound (sound);
		2768	}
		2769
		2770	void
		2771	object::say_msg (const char *msg) const
		2772	{
		2773	if (is_on_map ())
		2774	map->say_msg (msg, x, y);
		2775	else if (object *pl = in_player ())
		2776	pl->contr->play_sound (sound);
		2777	}
		2778
		2779	void
		2780	object::make_noise ()
		2781	{
		2782	// we do not model noise in the map, so instead put
		2783	// a temporary light into the noise source
		2784	// could use the map instead, but that's less reliable for our
		2785	// goal, which is to make invisibility a bit harder to exploit
		2786
		2787	// currently only works sensibly for players
		2788	if (!is_player ())
2589	return;	2789	return;
2590		2790
2591	if (env)	2791	// find old force, or create new one
2592	{	2792	object *force = force_find (shstr_noise_force);
2593	if (object *pl = in_player ())	2793
2594	pl->contr->play_sound (sound);	2794	if (force)
2595	}	2795	force->speed_left = -1.f; // patch old speed up
2596	else	2796	else
2597	map->play_sound (sound, x, y);	2797	{
2598	}	2798	force = archetype::get (shstr_noise_force);
2599		2799
		2800	force->slaying = shstr_noise_force;
		2801	force->stats.food = 1;
		2802	force->speed_left = -1.f;
		2803
		2804	force->set_speed (1.f / 4.f);
		2805	force->flag [FLAG_IS_USED_UP] = true;
		2806	force->flag [FLAG_APPLIED] = true;
		2807
		2808	insert (force);
		2809	}
		2810	}
		2811
		2812	void object::change_move_type (MoveType mt)
		2813	{
		2814	if (move_type == mt)
		2815	return;
		2816
		2817	if (is_on_map ())
		2818	{
		2819	// we are on the map, so handle move_on/off effects
		2820	remove ();
		2821	move_type = mt;
		2822	map->insert (this, x, y, this);
		2823	}
		2824	else
		2825	move_type = mt;
		2826	}
		2827
		2828	/* object should be a player.
		2829	* we return the object the player has marked with the 'mark' command
		2830	* below. If no match is found (or object has changed), we return
		2831	* NULL. We leave it up to the calling function to print messages if
		2832	* nothing is found.
		2833	*/
		2834	object *
		2835	object::mark () const
		2836	{
		2837	if (contr && contr->mark && contr->mark->env == this)
		2838	return contr->mark;
		2839	else
		2840	return 0;
		2841	}
		2842
		2843	// put marked object first in the inventory
		2844	// this is used by identify-like spells so players can influence
		2845	// the order a bit.
		2846	void
		2847	object::splay_marked ()
		2848	{
		2849	if (object *marked = mark ())
		2850	splay (marked);
		2851	}
		2852

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