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Comparing deliantra/server/common/object.C (file contents):
Revision 1.211 by root, Mon Apr 21 21:32:32 2008 UTC vs.
Revision 1.299 by root, Sun Nov 8 20:55:39 2009 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 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	* Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team
6	* Copyright (©) 1992,2007 Frank Tore Johansen	6	* Copyright (©) 1992,2007 Frank Tore Johansen
7	*	7	*
8	* 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 <funcpoint.h>
30	#include <sproto.h>	30	#include <sproto.h>
31	#include <loader.h>	31	#include <loader.h>
32		32
33	#include <bitset>	33	#include <bitset>
34		34
35	UUID UUID::cur;	35	UUID UUID::cur;
36	static uint64_t seq_next_save;	36	static uint64_t seq_next_save;
37	static const uint64 UUID_GAP = 1<<19;	37	static const uint64 UUID_GAP = 1<<19;
		38	uint32_t mapspace::smellcount = 10000;
38		39
39	objectvec objects;	40	objectvec objects;
40	activevec actives;	41	activevec actives;
		42
		43	//+GPL
41		44
42	short freearr_x[SIZEOFFREE] = {	45	short freearr_x[SIZEOFFREE] = {
43	0,	46	0,
44	0, 1, 1, 1, 0, -1, -1, -1,	47	0, 1, 1, 1, 0, -1, -1, -1,
45	0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,	48	0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2, -2, -2, -2, -1,
…		…
49	0,	52	0,
50	-1, -1, 0, 1, 1, 1, 0, -1,	53	-1, -1, 0, 1, 1, 1, 0, -1,
51	-2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2,	54	-2, -2, -2, -1, 0, 1, 2, 2, 2, 2, 2, 1, 0, -1, -2, -2,
52	-3, -3, -3, -3, -2, -1, 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3	55	-3, -3, -3, -3, -2, -1, 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 2, 1, 0, -1, -2, -3, -3, -3
53	};	56	};
54	int maxfree[SIZEOFFREE] = {
55	0,
56	9, 10, 13, 14, 17, 18, 21, 22,
57	25, 26, 27, 30, 31, 32, 33, 36, 37, 39, 39, 42, 43, 44, 45, 48,
58	49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49
59	};
60	int freedir[SIZEOFFREE] = {	57	int freedir[SIZEOFFREE] = {
61	0,	58	0,
62	1, 2, 3, 4, 5, 6, 7, 8,	59	1, 2, 3, 4, 5, 6, 7, 8,
63	1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8,	60	1, 2, 2, 2, 3, 4, 4, 4, 5, 6, 6, 6, 7, 8, 8, 8,
64	1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8	61	1, 2, 2, 2, 2, 2, 3, 4, 4, 4, 4, 4, 5, 6, 6, 6, 6, 6, 7, 8, 8, 8, 8, 8
		62	};
		63
		64	static int maxfree[SIZEOFFREE] = {
		65	0,
		66	9, 10, 13, 14, 17, 18, 21, 22,
		67	25, 26, 27, 30, 31, 32, 33, 36, 37, 39, 39, 42, 43, 44, 45, 48,
		68	49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49
65	};	69	};
66		70
67	static void	71	static void
68	write_uuid (uval64 skip, bool sync)	72	write_uuid (uval64 skip, bool sync)
69	{	73	{
…		…
140		144
141	/* Returns TRUE if every key_values in wants has a partner with the same value in has. */	145	/* Returns TRUE if every key_values in wants has a partner with the same value in has. */
142	static bool	146	static bool
143	compare_ob_value_lists_one (const object *wants, const object *has)	147	compare_ob_value_lists_one (const object *wants, const object *has)
144	{	148	{
145	key_value *wants_field;
146
147	/* n-squared behaviour (see get_ob_key_link()), but I'm hoping both	149	/* n-squared behaviour (see kv_get), but I'm hoping both
148	* objects with lists are rare, and lists stay short. If not, use a	150	* objects with lists are rare, and lists stay short. If not, use a
149	* different structure or at least keep the lists sorted...	151	* different structure or at least keep the lists sorted...
150	*/	152	*/
151		153
152	/* For each field in wants, */	154	/* For each field in wants, */
153	for (wants_field = wants->key_values; wants_field; wants_field = wants_field->next)	155	for (key_value *kv = wants->key_values; kv; kv = kv->next)
154	{	156	if (has->kv_get (kv->key) != kv->value)
155	key_value *has_field;	157	return false;
156
157	/* Look for a field in has with the same key. */
158	has_field = get_ob_key_link (has, wants_field->key);
159
160	if (!has_field)
161	return 0; /* No field with that name. */
162
163	/* Found the matching field. */
164	if (has_field->value != wants_field->value)
165	return 0; /* Values don't match, so this half of the comparison is false. */
166
167	/* If we get here, we found a match. Now for the next field in wants. */
168	}
169		158
170	/* If we get here, every field in wants has a matching field in has. */	159	/* If we get here, every field in wants has a matching field in has. */
171	return 1;	160	return true;
172	}	161	}
173		162
174	/* Returns TRUE if ob1 has the same key_values as ob2. */	163	/* Returns TRUE if ob1 has the same key_values as ob2. */
175	static bool	164	static bool
176	compare_ob_value_lists (const object *ob1, const object *ob2)	165	compare_ob_value_lists (const object *ob1, const object *ob2)
177	{	166	{
178	/* However, there may be fields in has which aren't partnered in wants,	167	/* However, there may be fields in has which aren't partnered in wants,
179	* so we need to run the comparison *twice*. :(	168	* so we need to run the comparison *twice*. :(
180	*/	169	*/
181	return compare_ob_value_lists_one (ob1, ob2) && compare_ob_value_lists_one (ob2, ob1);	170	return compare_ob_value_lists_one (ob1, ob2)
		171	&& compare_ob_value_lists_one (ob2, ob1);
182	}	172	}
183		173
184	/* Function examines the 2 objects given to it, and returns true if	174	/* Function examines the 2 objects given to it, and returns true if
185	* they can be merged together.	175	* they can be merged together.
186	*	176	*
…		…
196	bool object::can_merge_slow (object *ob1, object *ob2)	186	bool object::can_merge_slow (object *ob1, object *ob2)
197	{	187	{
198	/* A couple quicksanity checks */	188	/* A couple quicksanity checks */
199	if (ob1 == ob2	189	if (ob1 == ob2
200	|| ob1->type != ob2->type	190	|| ob1->type != ob2->type
201	|| ob1->speed != ob2->speed	191	|| fabs (ob1->speed - ob2->speed) >= MIN_ACTIVE_SPEED
202	|| ob1->value != ob2->value	192	|| ob1->value != ob2->value
203	|| ob1->name != ob2->name)	193	|| ob1->name != ob2->name)
204	return 0;	194	return 0;
205		195
206	/* Do not merge objects if nrof would overflow. First part checks	196	/* Do not merge objects if nrof would overflow, assume nrof
207	* for unsigned overflow (2c), second part checks whether the result	197	* is always 0 .. 2**31-1 */
208	* would fit into a 32 bit signed int, which is often used to hold	198	if (ob1->nrof > 0x7fffffff - ob2->nrof)
209	* nrof values.
210	*/
211	if (~ob1->nrof < ob2->nrof || ob1->nrof + ob2->nrof > (1UL << 31))
212	return 0;	199	return 0;
213		200
214	/* If the objects have been identified, set the BEEN_APPLIED flag.	201	/* If the objects have been identified, set the BEEN_APPLIED flag.
215	* This is to the comparison of the flags below will be OK. We	202	* This is to the comparison of the flags below will be OK. We
216	* just can't ignore the been applied or identified flags, as they	203	* just can't ignore the been applied or identified flags, as they
…		…
221	SET_FLAG (ob1, FLAG_BEEN_APPLIED);	208	SET_FLAG (ob1, FLAG_BEEN_APPLIED);
222		209
223	if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))	210	if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))
224	SET_FLAG (ob2, FLAG_BEEN_APPLIED);	211	SET_FLAG (ob2, FLAG_BEEN_APPLIED);
225		212
226	if (ob1->arch->name != ob2->arch->name	213	if (ob1->arch->archname != ob2->arch->archname
227	|| ob1->name != ob2->name	214	|| ob1->name != ob2->name
228	|| ob1->title != ob2->title	215	|| ob1->title != ob2->title
229	|| ob1->msg != ob2->msg	216	|| ob1->msg != ob2->msg
230	|| ob1->weight != ob2->weight	217	|| ob1->weight != ob2->weight
231	|| ob1->attacktype != ob2->attacktype	218	|| ob1->attacktype != ob2->attacktype
232	|| ob1->magic != ob2->magic	219	|| ob1->magic != ob2->magic
233	|| ob1->slaying != ob2->slaying	220	|| ob1->slaying != ob2->slaying
234	|| ob1->skill != ob2->skill	221	|| ob1->skill != ob2->skill
235	|| ob1->value != ob2->value	222	|| ob1->value != ob2->value
236	|| ob1->animation_id != ob2->animation_id	223	|| ob1->animation_id != ob2->animation_id
		224	|| (ob1->face != ob2->face && !ob1->animation_id) // face and animation are dependent on each other
237	|| ob1->client_type != ob2->client_type	225	|| ob1->client_type != ob2->client_type
238	|| ob1->materialname != ob2->materialname	226	|| ob1->materialname != ob2->materialname
239	|| ob1->lore != ob2->lore	227	|| ob1->lore != ob2->lore
240	|| ob1->subtype != ob2->subtype	228	|| ob1->subtype != ob2->subtype
241	|| ob1->move_type != ob2->move_type	229	|| ob1->move_type != ob2->move_type
242	|| ob1->move_block != ob2->move_block	230	|| ob1->move_block != ob2->move_block
243	|| ob1->move_allow != ob2->move_allow	231	|| ob1->move_allow != ob2->move_allow
244	|| ob1->move_on != ob2->move_on	232	|| ob1->move_on != ob2->move_on
245	|| ob1->move_off != ob2->move_off	233	|| ob1->move_off != ob2->move_off
246	|| ob1->move_slow != ob2->move_slow	234	|| ob1->move_slow != ob2->move_slow
247	|| ob1->move_slow_penalty != ob2->move_slow_penalty	235	|| fabs (ob1->move_slow_penalty - ob2->move_slow_penalty) >= (1.f / 1024.f)
248	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))	236	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
249	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))	237	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))
250	return 0;	238	return 0;
251		239
252	if ((ob1->flag ^ ob2->flag)	240	if ((ob1->flag ^ ob2->flag)
253	.reset (FLAG_INV_LOCKED)	241	.reset (FLAG_INV_LOCKED)
254	.reset (FLAG_CLIENT_SENT)
255	.reset (FLAG_REMOVED)	242	.reset (FLAG_REMOVED)
256	.any ())	243	.any ())
257	return 0;	244	return 0;
258		245
259	/* This is really a spellbook check - we should in general	246	/* This is really a spellbook check - we should in general
…		…
331		318
332	/* Everything passes, must be OK. */	319	/* Everything passes, must be OK. */
333	return 1;	320	return 1;
334	}	321	}
335		322
		323	// find player who can see this object
		324	object *
		325	object::visible_to () const
		326	{
		327	if (client_visible () && !flag [FLAG_REMOVED])
		328	{
		329	// see if we are in a container of sorts
		330	if (env)
		331	{
		332	// the player inventory itself is always visible
		333	if (env->is_player ())
		334	return env;
		335
		336	// else a player could have our env open
		337	object *envest = env->outer_env_or_self ();
		338
		339	// the player itself is always on a map, so we will find him here
		340	// even if our inv is in a player.
		341	if (envest->is_on_map ())
		342	if (object *pl = envest->ms ().player ())
		343	if (pl->container_ () == env)
		344	return pl;
		345	}
		346	else
		347	{
		348	// maybe there is a player standing on the same mapspace
		349	// this will catch the case where "this" is a player
		350	if (object *pl = ms ().player ())
		351	if ((pl->contr->ns && !pl->container_ () && !pl->contr->ns->update_look)
		352	|| pl->container_ () == this)
		353	return pl;
		354	}
		355	}
		356
		357	return 0;
		358	}
		359
336	// adjust weight per container type ("of holding")	360	// adjust weight per container type ("of holding")
337	static sint32	361	static sint32
338	weight_adjust (object *op, sint32 weight)	362	weight_adjust_for (object *op, sint32 weight)
339	{	363	{
340	return op->type == CONTAINER	364	return op->type == CONTAINER
341	? lerp (weight, 0, 100, 0, 100 - op->stats.Str)	365	? lerp (weight, 0, 100, 0, 100 - op->stats.Str)
342	: weight;	366	: weight;
343	}	367	}
…		…
349	static void	373	static void
350	adjust_weight (object *op, sint32 weight)	374	adjust_weight (object *op, sint32 weight)
351	{	375	{
352	while (op)	376	while (op)
353	{	377	{
		378	// adjust by actual difference to account for rounding errors
		379	// i.e. (w2 - w1) / f != w2 / f - w1 / f and the latter is correct
354	weight = weight_adjust (op, weight);	380	weight = weight_adjust_for (op, op->carrying)
		381	- weight_adjust_for (op, op->carrying - weight);
		382
		383	if (!weight)
		384	return;
355		385
356	op->carrying += weight;	386	op->carrying += weight;
		387
		388	if (object *pl = op->visible_to ())
		389	if (pl != op) // player is handled lazily
		390	esrv_update_item (UPD_WEIGHT, pl, op);
		391
357	op = op->env;	392	op = op->env;
358	}	393	}
359	}	394	}
360		395
361	/*	396	/*
…		…
374	op->update_weight ();	409	op->update_weight ();
375		410
376	sum += op->total_weight ();	411	sum += op->total_weight ();
377	}	412	}
378		413
379	carrying = weight_adjust (this, sum);	414	sum = weight_adjust_for (this, sum);
		415
		416	if (sum != carrying)
		417	{
		418	carrying = sum;
		419
		420	if (object *pl = visible_to ())
		421	if (pl != this) // player is handled lazily
		422	esrv_update_item (UPD_WEIGHT, pl, this);
		423	}
380	}	424	}
381		425
382	/*	426	/*
383	* Used by: Server DM commands: dumpbelow, dump. Some error messages.	427	* Used by: Server DM commands: dumpbelow, dump. Some error messages.
384	*/	428	*/
…		…
391	object_freezer freezer;	435	object_freezer freezer;
392	op->write (freezer);	436	op->write (freezer);
393	return freezer.as_string ();	437	return freezer.as_string ();
394	}	438	}
395		439
396	/*	440	char *
397	* get_nearest_part(multi-object, object 2) returns the part of the	441	object::as_string ()
398	* multi-object 1 which is closest to the second object.
399	* If it's not a multi-object, it is returned.
400	*/
401	object *
402	get_nearest_part (object *op, const object *pl)
403	{	442	{
404	object *tmp, *closest;	443	return dump_object (this);
405	int last_dist, i;
406
407	if (!op->more)
408	return op;
409
410	for (last_dist = distance (op, pl), closest = op, tmp = op->more;
411	tmp;
412	tmp = tmp->more)
413	if ((i = distance (tmp, pl)) < last_dist)
414	closest = tmp, last_dist = i;
415
416	return closest;
417	}	444	}
418		445
419	/*	446	/*
420	* Returns the object which has the count-variable equal to the argument.	447	* Returns the object which has the count-variable equal to the argument.
421	* VERRRY slow.	448	* VERRRY slow.
…		…
437	*/	464	*/
438	object *	465	object *
439	find_object_name (const char *str)	466	find_object_name (const char *str)
440	{	467	{
441	shstr_cmp str_ (str);	468	shstr_cmp str_ (str);
442	object *op;
443		469
		470	if (str_)
444	for_all_objects (op)	471	for_all_objects (op)
445	if (op->name == str_)	472	if (op->name == str_)
446	break;	473	return op;
447		474
448	return op;	475	return 0;
449	}	476	}
450		477
451	/*	478	/*
452	* Sets the owner and sets the skill and exp pointers to owner's current	479	* Sets the owner and sets the skill and exp pointers to owner's current
453	* skill and experience objects.	480	* skill and experience objects.
…		…
515	update_stats ();	542	update_stats ();
516		543
517	new_draw_info_format (NDI_UNIQUE, 0, this,	544	new_draw_info_format (NDI_UNIQUE, 0, this,
518	"You try to balance all your items at once, "	545	"You try to balance all your items at once, "
519	"but the %s is just too much for your body. "	546	"but the %s is just too much for your body. "
520	"[You need to unapply some items first.]", &ob->name);	547	"[You need to unapply some items first - use the 'body' command to see "
		548	"how many items you cna wera on a specific body part.]", &ob->name);
521	return false;	549	return false;
522	}	550	}
523		551
524	//new_draw_info_format (NDI_UNIQUE, 0, this, "You switch to your %s.", &ob->name);	552	//new_draw_info_format (NDI_UNIQUE, 0, this, "You switch to your %s.", &ob->name);
525	}	553	}
…		…
551	}	579	}
552		580
553	op->key_values = 0;	581	op->key_values = 0;
554	}	582	}
555		583
556	object &	584	/*
557	object::operator =(const object &src)	585	* copy_to first frees everything allocated by the dst object,
		586	* and then copies the contents of itself into the second
		587	* object, allocating what needs to be allocated. Basically, any
		588	* data that is malloc'd needs to be re-malloc/copied. Otherwise,
		589	* if the first object is freed, the pointers in the new object
		590	* will point at garbage.
		591	*/
		592	void
		593	object::copy_to (object *dst)
558	{	594	{
559	bool is_freed = flag [FLAG_FREED];	595	dst->remove ();
560	bool is_removed = flag [FLAG_REMOVED];
561
562	*(object_copy *)this = src;	596	*(object_copy *)dst = *this;
563
564	flag [FLAG_FREED] = is_freed;
565	flag [FLAG_REMOVED] = is_removed;	597	dst->flag [FLAG_REMOVED] = true;
566		598
567	/* Copy over key_values, if any. */	599	/* Copy over key_values, if any. */
568	if (src.key_values)	600	if (key_values)
569	{	601	{
570	key_value *tail = 0;	602	key_value *tail = 0;
571	key_values = 0;	603	dst->key_values = 0;
572		604
573	for (key_value *i = src.key_values; i; i = i->next)	605	for (key_value *i = key_values; i; i = i->next)
574	{	606	{
575	key_value *new_link = new key_value;	607	key_value *new_link = new key_value;
576		608
577	new_link->next = 0;	609	new_link->next = 0;
578	new_link->key = i->key;	610	new_link->key = i->key;
579	new_link->value = i->value;	611	new_link->value = i->value;
580		612
581	/* Try and be clever here, too. */	613	/* Try and be clever here, too. */
582	if (!key_values)	614	if (!dst->key_values)
583	{	615	{
584	key_values = new_link;	616	dst->key_values = new_link;
585	tail = new_link;	617	tail = new_link;
586	}	618	}
587	else	619	else
588	{	620	{
589	tail->next = new_link;	621	tail->next = new_link;
590	tail = new_link;	622	tail = new_link;
591	}	623	}
592	}	624	}
593	}	625	}
594	}
595
596	/*
597	* copy_to first frees everything allocated by the dst object,
598	* and then copies the contents of itself into the second
599	* object, allocating what needs to be allocated. Basically, any
600	* data that is malloc'd needs to be re-malloc/copied. Otherwise,
601	* if the first object is freed, the pointers in the new object
602	* will point at garbage.
603	*/
604	void
605	object::copy_to (object *dst)
606	{
607	*dst = *this;
608		626
609	if (speed < 0)	627	if (speed < 0)
610	dst->speed_left -= rndm ();	628	dst->speed_left -= rndm ();
611		629
612	dst->set_speed (dst->speed);	630	dst->activate ();
613	}	631	}
614		632
615	void	633	void
616	object::instantiate ()	634	object::instantiate ()
617	{	635	{
…		…
634	object *	652	object *
635	object::clone ()	653	object::clone ()
636	{	654	{
637	object *neu = create ();	655	object *neu = create ();
638	copy_to (neu);	656	copy_to (neu);
		657	neu->map = map; // not copied by copy_to
639	return neu;	658	return neu;
640	}	659	}
641		660
642	/*	661	/*
643	* If an object with the IS_TURNABLE() flag needs to be turned due	662	* If an object with the IS_TURNABLE() flag needs to be turned due
…		…
660	* This function needs to be called whenever the speed of an object changes.	679	* This function needs to be called whenever the speed of an object changes.
661	*/	680	*/
662	void	681	void
663	object::set_speed (float speed)	682	object::set_speed (float speed)
664	{	683	{
665	if (flag [FLAG_FREED] && speed)
666	{
667	LOG (llevError, "Object %s is freed but has speed.\n", &name);
668	speed = 0;
669	}
670
671	this->speed = speed;	684	this->speed = speed;
672		685
673	if (has_active_speed ())	686	if (has_active_speed ())
674	activate ();	687	activate ();
675	else	688	else
…		…
694	* UP_OBJ_FACE: only the objects face has changed.	707	* UP_OBJ_FACE: only the objects face has changed.
695	*/	708	*/
696	void	709	void
697	update_object (object *op, int action)	710	update_object (object *op, int action)
698	{	711	{
699	if (op == NULL)	712	if (!op)
700	{	713	{
701	/* this should never happen */	714	/* this should never happen */
702	LOG (llevDebug, "update_object() called for NULL object.\n");	715	LOG (llevError | logBacktrace, "update_object() called for NULL object.\n");
703	return;	716	return;
704	}	717	}
705		718
706	if (op->env)	719	if (!op->is_on_map ())
707	{	720	{
708	/* Animation is currently handled by client, so nothing	721	/* Animation is currently handled by client, so nothing
709	* to do in this case.	722	* to do in this case.
710	*/	723	*/
711	return;	724	return;
712	}	725	}
713
714	/* If the map is saving, don't do anything as everything is
715	* going to get freed anyways.
716	*/
717	if (!op->map || op->map->in_memory == MAP_SAVING)
718	return;
719		726
720	/* make sure the object is within map boundaries */	727	/* make sure the object is within map boundaries */
721	if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height)	728	if (op->x < 0 || op->x >= op->map->width || op->y < 0 || op->y >= op->map->height)
722	{	729	{
723	LOG (llevError, "update_object() called for object out of map!\n");	730	LOG (llevError, "update_object() called for object out of map!\n");
…		…
731		738
732	if (!(m.flags_ & P_UPTODATE))	739	if (!(m.flags_ & P_UPTODATE))
733	/* nop */;	740	/* nop */;
734	else if (action == UP_OBJ_INSERT)	741	else if (action == UP_OBJ_INSERT)
735	{	742	{
		743	#if 0
736	// this is likely overkill, TODO: revisit (schmorp)	744	// this is likely overkill, TODO: revisit (schmorp)
737	if ((QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(m.flags_ & P_BLOCKSVIEW))	745	if ((QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(m.flags_ & P_BLOCKSVIEW))
738	|| (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(m.flags_ & P_NO_MAGIC))	746	|| (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(m.flags_ & P_NO_MAGIC))
739	|| (op->type == PLAYER && !(m.flags_ & P_PLAYER))	747	|| (op->is_player () && !(m.flags_ & P_PLAYER))
740	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))	748	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))
741	|| (QUERY_FLAG (op, FLAG_ALIVE) && !(m.flags_ & P_IS_ALIVE))	749	|| (QUERY_FLAG (op, FLAG_ALIVE) && !(m.flags_ & P_IS_ALIVE))
742	|| (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC))	750	|| (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC))
743	|| (m.move_on | op->move_on ) != m.move_on	751	|| (m.move_on | op->move_on ) != m.move_on
744	|| (m.move_off | op->move_off ) != m.move_off	752	|| (m.move_off | op->move_off ) != m.move_off
745	|| (m.move_slow | op->move_slow) != m.move_slow	753	|| (m.move_slow | op->move_slow) != m.move_slow
746	/* This isn't perfect, but I don't expect a lot of objects to	754	/* This isn't perfect, but I don't expect a lot of objects to
747	* to have move_allow right now.	755	* have move_allow right now.
748	*/	756	*/
749	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block	757	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block
		758	m.invalidate ();
		759	#else
750	|| 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp)	760	// the above is not strong enough a test to skip updating. los maybe? TODO (schmorp)
751	m.flags_ = 0;	761	m.invalidate ();
		762	#endif
752	}	763	}
753	/* if the object is being removed, we can't make intelligent	764	/* if the object is being removed, we can't make intelligent
754	* decisions, because remove_ob can't really pass the object	765	* decisions, because remove_ob can't really pass the object
755	* that is being removed.	766	* that is being removed.
756	*/	767	*/
757	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)	768	else if (action == UP_OBJ_CHANGE || action == UP_OBJ_REMOVE)
758	m.flags_ = 0;	769	m.invalidate ();
759	else if (action == UP_OBJ_FACE)	770	else if (action == UP_OBJ_FACE)
760	/* Nothing to do for that case */ ;	771	/* Nothing to do for that case */ ;
761	else	772	else
762	LOG (llevError, "update_object called with invalid action: %d\n", action);	773	LOG (llevError, "update_object called with invalid action: %d\n", action);
763		774
…		…
767		778
768	object::object ()	779	object::object ()
769	{	780	{
770	SET_FLAG (this, FLAG_REMOVED);	781	SET_FLAG (this, FLAG_REMOVED);
771		782
772	expmul = 1.0;	783	//expmul = 1.0; declared const for the time being
773	face = blank_face;	784	face = blank_face;
774	}	785	}
775		786
776	object::~object ()	787	object::~object ()
777	{	788	{
…		…
807	/* If already on active list, don't do anything */	818	/* If already on active list, don't do anything */
808	if (active)	819	if (active)
809	return;	820	return;
810		821
811	if (has_active_speed ())	822	if (has_active_speed ())
		823	{
		824	if (flag [FLAG_FREED])
		825	LOG (llevError | logBacktrace, "BUG: tried to activate freed object %s\n", debug_desc ());//D
		826
812	actives.insert (this);	827	actives.insert (this);
		828	}
813	}	829	}
814		830
815	void	831	void
816	object::activate_recursive ()	832	object::activate_recursive ()
817	{	833	{
…		…
866	object::destroy_inv (bool drop_to_ground)	882	object::destroy_inv (bool drop_to_ground)
867	{	883	{
868	// need to check first, because the checks below might segfault	884	// need to check first, because the checks below might segfault
869	// as we might be on an invalid mapspace and crossfire code	885	// as we might be on an invalid mapspace and crossfire code
870	// is too buggy to ensure that the inventory is empty.	886	// is too buggy to ensure that the inventory is empty.
871	// corollary: if you create arrows etc. with stuff in tis inventory,	887	// corollary: if you create arrows etc. with stuff in its inventory,
872	// cf will crash below with off-map x and y	888	// cf will crash below with off-map x and y
873	if (!inv)	889	if (!inv)
874	return;	890	return;
875		891
876	/* Only if the space blocks everything do we not process -	892	/* Only if the space blocks everything do we not process -
…		…
878	* drop on that space.	894	* drop on that space.
879	*/	895	*/
880	if (!drop_to_ground	896	if (!drop_to_ground
881	|| !map	897	|| !map
882	|| map->in_memory != MAP_ACTIVE	898	|| map->in_memory != MAP_ACTIVE
883	|| map->nodrop	899	|| map->no_drop
884	|| ms ().move_block == MOVE_ALL)	900	|| ms ().move_block == MOVE_ALL)
885	{	901	{
886	while (inv)	902	while (inv)
887	{
888	inv->destroy_inv (drop_to_ground);
889	inv->destroy ();	903	inv->destroy ();
890	}
891	}	904	}
892	else	905	else
893	{ /* Put objects in inventory onto this space */	906	{ /* Put objects in inventory onto this space */
894	while (inv)	907	while (inv)
895	{	908	{
…		…
913	object *op = new object;	926	object *op = new object;
914	op->link ();	927	op->link ();
915	return op;	928	return op;
916	}	929	}
917		930
		931	static struct freed_map : maptile
		932	{
		933	freed_map ()
		934	{
		935	path = "<freed objects map>";
		936	name = "/internal/freed_objects_map";
		937	width = 3;
		938	height = 3;
		939	no_drop = 1;
		940	no_reset = 1;
		941
		942	alloc ();
		943	in_memory = MAP_ACTIVE;
		944	}
		945
		946	~freed_map ()
		947	{
		948	destroy ();
		949	}
		950	} freed_map; // freed objects are moved here to avoid crashes
		951
918	void	952	void
919	object::do_destroy ()	953	object::do_destroy ()
920	{	954	{
921	attachable::do_destroy ();
922
923	if (flag [FLAG_IS_LINKED])	955	if (flag [FLAG_IS_LINKED])
924	remove_button_link (this);	956	remove_link ();
925		957
926	if (flag [FLAG_FRIENDLY])	958	if (flag [FLAG_FRIENDLY])
927	remove_friendly_object (this);	959	remove_friendly_object (this);
928		960
929	if (!flag [FLAG_REMOVED])
930	remove ();	961	remove ();
931		962
932	destroy_inv (true);	963	attachable::do_destroy ();
933		964
934	deactivate ();	965	deactivate ();
935	unlink ();	966	unlink ();
936		967
937	flag [FLAG_FREED] = 1;	968	flag [FLAG_FREED] = 1;
938		969
939	// hack to ensure that freed objects still have a valid map	970	// hack to ensure that freed objects still have a valid map
940	{
941	static maptile *freed_map; // freed objects are moved here to avoid crashes
942
943	if (!freed_map)
944	{
945	freed_map = new maptile;
946
947	freed_map->path = "<freed objects map>";
948	freed_map->name = "/internal/freed_objects_map";
949	freed_map->width = 3;
950	freed_map->height = 3;
951	freed_map->nodrop = 1;
952
953	freed_map->alloc ();
954	freed_map->in_memory = MAP_ACTIVE;
955	}
956
957	map = freed_map;	971	map = &freed_map;
958	x = 1;	972	x = 1;
959	y = 1;	973	y = 1;
960	}
961		974
962	if (more)	975	if (more)
963	{	976	{
964	more->destroy ();	977	more->destroy ();
965	more = 0;	978	more = 0;
…		…
973	attacked_by = 0;	986	attacked_by = 0;
974	current_weapon = 0;	987	current_weapon = 0;
975	}	988	}
976		989
977	void	990	void
978	object::destroy (bool destroy_inventory)	991	object::destroy ()
979	{	992	{
980	if (destroyed ())	993	if (destroyed ())
981	return;	994	return;
982		995
983	if (destroy_inventory)	996	if (!is_head () && !head->destroyed ())
		997	{
		998	LOG (llevError | logBacktrace, "tried to destroy the tail of an object");
		999	head->destroy ();
		1000	return;
		1001	}
		1002
984	destroy_inv (false);	1003	destroy_inv (false);
985		1004
986	if (is_head ())	1005	if (is_head ())
987	if (sound_destroy)	1006	if (sound_destroy)
988	play_sound (sound_destroy);	1007	play_sound (sound_destroy);
989	else if (flag [FLAG_MONSTER])	1008	else if (flag [FLAG_MONSTER])
…		…
1000	* the previous environment.	1019	* the previous environment.
1001	*/	1020	*/
1002	void	1021	void
1003	object::do_remove ()	1022	object::do_remove ()
1004	{	1023	{
1005	object *tmp, *last = 0;	1024	if (flag [FLAG_REMOVED])
1006	object *otmp;
1007
1008	if (QUERY_FLAG (this, FLAG_REMOVED))
1009	return;	1025	return;
1010		1026
1011	SET_FLAG (this, FLAG_REMOVED);
1012	INVOKE_OBJECT (REMOVE, this);	1027	INVOKE_OBJECT (REMOVE, this);
		1028
		1029	flag [FLAG_REMOVED] = true;
1013		1030
1014	if (more)	1031	if (more)
1015	more->remove ();	1032	more->remove ();
1016		1033
1017	/*	1034	/*
1018	* In this case, the object to be removed is in someones	1035	* In this case, the object to be removed is in someones
1019	* inventory.	1036	* inventory.
1020	*/	1037	*/
1021	if (env)	1038	if (env)
1022	{	1039	{
		1040	flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed
		1041	if (object *pl = visible_to ())
		1042	esrv_del_item (pl->contr, count);
		1043	flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed
		1044
1023	adjust_weight (env, -total_weight ());	1045	adjust_weight (env, -total_weight ());
1024		1046
1025	*(above ? &above->below : &env->inv) = below;	1047	object *pl = in_player ();
1026
1027	if (below)
1028	below->above = above;
1029		1048
1030	/* we set up values so that it could be inserted into	1049	/* we set up values so that it could be inserted into
1031	* the map, but we don't actually do that - it is up	1050	* the map, but we don't actually do that - it is up
1032	* to the caller to decide what we want to do.	1051	* to the caller to decide what we want to do.
1033	*/	1052	*/
1034	map = env->map;	1053	map = env->map;
1035	x = env->x;	1054	x = env->x;
1036	y = env->y;	1055	y = env->y;
		1056
		1057	// make sure cmov optimisation is applicable
		1058	*(above ? &above->below : &env->inv) = below;
		1059	*(below ? &below->above : &above ) = above; // &above is just a dummy
		1060
1037	above = 0;	1061	above = 0;
1038	below = 0;	1062	below = 0;
1039	env = 0;	1063	env = 0;
1040		1064
1041	/* NO_FIX_PLAYER is set when a great many changes are being	1065	/* NO_FIX_PLAYER is set when a great many changes are being
1042	* made to players inventory. If set, avoiding the call	1066	* made to players inventory. If set, avoiding the call
1043	* to save cpu time.	1067	* to save cpu time.
1044	*/	1068	*/
1045	if ((otmp = in_player ()) && otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))	1069	if (pl)
		1070	if (pl->is_player () && (glow_radius || !QUERY_FLAG (pl, FLAG_NO_FIX_PLAYER)))
		1071	{
1046	otmp->update_stats ();	1072	pl->update_stats ();
		1073
		1074	if (glow_radius && pl->is_on_map ())
		1075	update_all_los (pl->map, pl->x, pl->y);
		1076	}
1047	}	1077	}
1048	else if (map)	1078	else if (map)
1049	{	1079	{
1050	if (type == PLAYER)
1051	{
1052	// leaving a spot always closes any open container on the ground
1053	if (container && !container->env)
1054	// this causes spurious floorbox updates, but it ensures
1055	// that the CLOSE event is being sent.
1056	close_container ();
1057
1058	--map->players;
1059	map->touch ();
1060	}
1061
1062	map->dirty = true;	1080	map->dirty = true;
1063	mapspace &ms = this->ms ();	1081	mapspace &ms = this->ms ();
1064		1082
		1083	if (object *pl = ms.player ())
		1084	{
		1085	if (is_player ())
		1086	{
		1087	if (!flag [FLAG_WIZPASS])
		1088	ms.smell = ++mapspace::smellcount; // remember the smell of the player
		1089
		1090	// leaving a spot always closes any open container on the ground
		1091	if (container && !container->env)
		1092	// this causes spurious floorbox updates, but it ensures
		1093	// that the CLOSE event is being sent.
		1094	close_container ();
		1095
		1096	--map->players;
		1097	map->touch ();
		1098	}
		1099	else if (pl->container_ () == this)
		1100	{
		1101	// removing a container should close it
		1102	close_container ();
		1103	}
		1104
		1105	esrv_del_item (pl->contr, count);
		1106	}
		1107
1065	/* link the object above us */	1108	/* link the object above us */
1066	if (above)	1109	// re-link, make sure compiler can easily use cmove
1067	above->below = below;	1110	*(above ? &above->below : &ms.top) = below;
1068	else	1111	*(below ? &below->above : &ms.bot) = above;
1069	ms.top = below; /* we were top, set new top */
1070
1071	/* Relink the object below us, if there is one */
1072	if (below)
1073	below->above = above;
1074	else
1075	{
1076	/* Nothing below, which means we need to relink map object for this space
1077	* use translated coordinates in case some oddness with map tiling is
1078	* evident
1079	*/
1080	if (GET_MAP_OB (map, x, y) != this)
1081	LOG (llevError, "remove_ob: GET_MAP_OB does not return object to be removed even though it appears to be on the bottom? %s\n", debug_desc ());
1082
1083	ms.bot = above; /* goes on above it. */
1084	}
1085		1112
1086	above = 0;	1113	above = 0;
1087	below = 0;	1114	below = 0;
1088		1115
		1116	ms.invalidate ();
		1117
1089	if (map->in_memory == MAP_SAVING)	1118	if (map->in_memory == MAP_SAVING)
1090	return;	1119	return;
1091		1120
1092	int check_walk_off = !flag [FLAG_NO_APPLY];	1121	int check_walk_off = !flag [FLAG_NO_APPLY];
1093		1122
1094	if (object *pl = ms.player ())	1123	if (object *pl = ms.player ())
1095	{	1124	{
1096	if (pl->container == this)	1125	if (pl->container_ () == this)
1097	/* If a container that the player is currently using somehow gets	1126	/* If a container that the player is currently using somehow gets
1098	* removed (most likely destroyed), update the player view	1127	* removed (most likely destroyed), update the player view
1099	* appropriately.	1128	* appropriately.
1100	*/	1129	*/
1101	pl->close_container ();	1130	pl->close_container ();
1102		1131
		1132	//TODO: the floorbox prev/next might need updating
		1133	//esrv_del_item (pl->contr, count);
		1134	//TODO: update floorbox to preserve ordering
		1135	if (pl->contr->ns)
1103	pl->contr->ns->floorbox_update ();	1136	pl->contr->ns->floorbox_update ();
1104	}	1137	}
1105		1138
		1139	if (check_walk_off)
1106	for (tmp = ms.bot; tmp; tmp = tmp->above)	1140	for (object *above, *tmp = ms.bot; tmp; tmp = above)
1107	{	1141	{
		1142	above = tmp->above;
		1143
1108	/* No point updating the players look faces if he is the object	1144	/* No point updating the players look faces if he is the object
1109	* being removed.	1145	* being removed.
1110	*/	1146	*/
1111		1147
1112	/* See if object moving off should effect something */	1148	/* See if object moving off should effect something */
1113	if (check_walk_off
1114	&& ((move_type & tmp->move_off)	1149	if ((move_type & tmp->move_off)
1115	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0))	1150	&& (move_type & ~tmp->move_off & ~tmp->move_block) == 0)
1116	{
1117	move_apply (tmp, this, 0);	1151	move_apply (tmp, this, 0);
1118
1119	if (destroyed ())
1120	LOG (llevError, "BUG: remove_ob(): name %s, destroyed leaving object\n", tmp->debug_desc ());
1121	}	1152	}
1122		1153
1123	last = tmp;	1154	if (affects_los ())
1124	}
1125
1126	/* last == NULL if there are no objects on this space */
1127	//TODO: this makes little sense, why only update the topmost object?
1128	if (!last)
1129	map->at (x, y).flags_ = 0;
1130	else
1131	update_object (last, UP_OBJ_REMOVE);
1132
1133	if (flag [FLAG_BLOCKSVIEW] || glow_radius)
1134	update_all_los (map, x, y);	1155	update_all_los (map, x, y);
1135	}	1156	}
1136	}	1157	}
1137		1158
1138	/*	1159	/*
…		…
1152	if (!top)	1173	if (!top)
1153	for (top = op; top && top->above; top = top->above)	1174	for (top = op; top && top->above; top = top->above)
1154	;	1175	;
1155		1176
1156	for (; top; top = top->below)	1177	for (; top; top = top->below)
1157	{
1158	if (top == op)
1159	continue;
1160
1161	if (object::can_merge (op, top))	1178	if (object::can_merge (op, top))
1162	{	1179	{
1163	top->nrof += op->nrof;	1180	top->nrof += op->nrof;
1164		1181
1165	/* CLEAR_FLAG(top,FLAG_STARTEQUIP);*/	1182	if (object *pl = top->visible_to ())
1166	op->weight = 0; /* Don't want any adjustements now */	1183	esrv_update_item (UPD_NROF, pl, top);
		1184
		1185	op->weight = 0; // cancel the addition above
		1186	op->carrying = 0; // must be 0 already
		1187
1167	op->destroy ();	1188	op->destroy ();
		1189
1168	return top;	1190	return top;
1169	}	1191	}
1170	}
1171		1192
1172	return 0;	1193	return 0;
1173	}	1194	}
1174		1195
1175	void	1196	void
…		…
1200	* job preparing multi-part monsters.	1221	* job preparing multi-part monsters.
1201	*/	1222	*/
1202	object *	1223	object *
1203	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)	1224	insert_ob_in_map_at (object *op, maptile *m, object *originator, int flag, int x, int y)
1204	{	1225	{
		1226	op->remove ();
		1227
1205	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)	1228	for (object *tmp = op->head_ (); tmp; tmp = tmp->more)
1206	{	1229	{
1207	tmp->x = x + tmp->arch->x;	1230	tmp->x = x + tmp->arch->x;
1208	tmp->y = y + tmp->arch->y;	1231	tmp->y = y + tmp->arch->y;
1209	}	1232	}
…		…
1232	* just 'op' otherwise	1255	* just 'op' otherwise
1233	*/	1256	*/
1234	object *	1257	object *
1235	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)	1258	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1236	{	1259	{
1237	assert (!op->flag [FLAG_FREED]);
1238
1239	object *top, *floor = NULL;
1240
1241	op->remove ();	1260	op->remove ();
		1261
		1262	if (m == &freed_map)//D TODO: remove soon
		1263	{//D
		1264	LOG (llevError | logBacktrace, "tries to insret object on freed objects map: %s", op->debug_desc ());//D
		1265	}//D
1242		1266
1243	/* Ideally, the caller figures this out. However, it complicates a lot	1267	/* Ideally, the caller figures this out. However, it complicates a lot
1244	* of areas of callers (eg, anything that uses find_free_spot would now	1268	* of areas of callers (eg, anything that uses find_free_spot would now
1245	* need extra work	1269	* need extra work
1246	*/	1270	*/
		1271	maptile *newmap = m;
1247	if (!xy_normalise (m, op->x, op->y))	1272	if (!xy_normalise (newmap, op->x, op->y))
1248	{	1273	{
1249	op->destroy ();	1274	op->head_ ()->destroy ();// remove head_ once all tail object destroyers found
1250	return 0;	1275	return 0;
1251	}	1276	}
1252		1277
1253	if (object *more = op->more)	1278	if (object *more = op->more)
1254	if (!insert_ob_in_map (more, m, originator, flag))	1279	if (!insert_ob_in_map (more, m, originator, flag))
1255	return 0;	1280	return 0;
1256		1281
1257	CLEAR_FLAG (op, FLAG_REMOVED);	1282	op->flag [FLAG_REMOVED] = false;
1258		1283	op->env = 0;
1259	op->map = m;	1284	op->map = newmap;
		1285
1260	mapspace &ms = op->ms ();	1286	mapspace &ms = op->ms ();
1261		1287
1262	/* this has to be done after we translate the coordinates.	1288	/* this has to be done after we translate the coordinates.
1263	*/	1289	*/
1264	if (op->nrof && !(flag & INS_NO_MERGE))	1290	if (op->nrof && !(flag & INS_NO_MERGE))
1265	for (object *tmp = ms.bot; tmp; tmp = tmp->above)	1291	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1266	if (object::can_merge (op, tmp))	1292	if (object::can_merge (op, tmp))
1267	{	1293	{
		1294	// TODO: we actually want to update tmp, not op,
		1295	// but some caller surely breaks when we return tmp
		1296	// from here :/
1268	op->nrof += tmp->nrof;	1297	op->nrof += tmp->nrof;
1269	tmp->destroy (1);	1298	tmp->destroy ();
1270	}	1299	}
1271		1300
1272	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */	1301	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
1273	CLEAR_FLAG (op, FLAG_INV_LOCKED);	1302	CLEAR_FLAG (op, FLAG_INV_LOCKED);
1274		1303
…		…
1281	{	1310	{
1282	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");	1311	LOG (llevError, "insert_ob_in_map called with INS_BELOW_ORIGINATOR when originator not on same space!\n");
1283	abort ();	1312	abort ();
1284	}	1313	}
1285		1314
		1315	if (!originator->is_on_map ())
		1316	{
		1317	LOG (llevError, "insert_ob_in_map(%s) called with INS_BELOW_ORIGINATOR when originator '%s' not on map",
		1318	op->debug_desc (), originator->debug_desc ());
		1319	abort ();
		1320	}
		1321
1286	op->above = originator;	1322	op->above = originator;
1287	op->below = originator->below;	1323	op->below = originator->below;
1288
1289	if (op->below)
1290	op->below->above = op;
1291	else
1292	ms.bot = op;
1293
1294	/* since *below* originator, no need to update top */
1295	originator->below = op;	1324	originator->below = op;
		1325
		1326	*(op->below ? &op->below->above : &ms.bot) = op;
1296	}	1327	}
1297	else	1328	else
1298	{	1329	{
1299	top = ms.bot;	1330	object *floor = 0;
		1331	object *top = ms.top;
1300		1332
1301	/* If there are other objects, then */	1333	/* If there are other objects, then */
1302	if (top)	1334	if (top)
1303	{	1335	{
1304	object *last = 0;
1305
1306	/*	1336	/*
1307	* If there are multiple objects on this space, we do some trickier handling.	1337	* If there are multiple objects on this space, we do some trickier handling.
1308	* We've already dealt with merging if appropriate.	1338	* We've already dealt with merging if appropriate.
1309	* Generally, we want to put the new object on top. But if	1339	* Generally, we want to put the new object on top. But if
1310	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last	1340	* flag contains INS_ABOVE_FLOOR_ONLY, once we find the last
…		…
1313	* once we get to them. This reduces the need to traverse over all of	1343	* once we get to them. This reduces the need to traverse over all of
1314	* them when adding another one - this saves quite a bit of cpu time	1344	* them when adding another one - this saves quite a bit of cpu time
1315	* when lots of spells are cast in one area. Currently, it is presumed	1345	* when lots of spells are cast in one area. Currently, it is presumed
1316	* that flying non pickable objects are spell objects.	1346	* that flying non pickable objects are spell objects.
1317	*/	1347	*/
1318	for (top = ms.bot; top; top = top->above)	1348	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1319	{	1349	{
1320	if (QUERY_FLAG (top, FLAG_IS_FLOOR) || QUERY_FLAG (top, FLAG_OVERLAY_FLOOR))	1350	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) || QUERY_FLAG (tmp, FLAG_OVERLAY_FLOOR))
1321	floor = top;	1351	floor = tmp;
1322		1352
1323	if (QUERY_FLAG (top, FLAG_NO_PICK) && (top->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (top, FLAG_IS_FLOOR))	1353	if (QUERY_FLAG (tmp, FLAG_NO_PICK) && (tmp->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (tmp, FLAG_IS_FLOOR))
1324	{	1354	{
1325	/* We insert above top, so we want this object below this */	1355	/* We insert above top, so we want this object below this */
1326	top = top->below;	1356	top = tmp->below;
1327	break;	1357	break;
1328	}	1358	}
1329		1359
1330	last = top;	1360	top = tmp;
1331	}	1361	}
1332
1333	/* Don't want top to be NULL, so set it to the last valid object */
1334	top = last;
1335		1362
1336	/* We let update_position deal with figuring out what the space	1363	/* We let update_position deal with figuring out what the space
1337	* looks like instead of lots of conditions here.	1364	* looks like instead of lots of conditions here.
1338	* makes things faster, and effectively the same result.	1365	* makes things faster, and effectively the same result.
1339	*/	1366	*/
…		…
1346	*/	1373	*/
1347	if (!(flag & INS_ON_TOP)	1374	if (!(flag & INS_ON_TOP)
1348	&& ms.flags () & P_BLOCKSVIEW	1375	&& ms.flags () & P_BLOCKSVIEW
1349	&& (op->face && !faces [op->face].visibility))	1376	&& (op->face && !faces [op->face].visibility))
1350	{	1377	{
		1378	object *last;
		1379
1351	for (last = top; last != floor; last = last->below)	1380	for (last = top; last != floor; last = last->below)
1352	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))	1381	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))
1353	break;	1382	break;
1354		1383
1355	/* Check to see if we found the object that blocks view,	1384	/* Check to see if we found the object that blocks view,
…		…
1363	} /* If objects on this space */	1392	} /* If objects on this space */
1364		1393
1365	if (flag & INS_ABOVE_FLOOR_ONLY)	1394	if (flag & INS_ABOVE_FLOOR_ONLY)
1366	top = floor;	1395	top = floor;
1367		1396
1368	/* Top is the object that our object (op) is going to get inserted above.	1397	// insert object above top, or bottom-most if top = 0
1369	*/
1370
1371	/* First object on this space */
1372	if (!top)	1398	if (!top)
1373	{	1399	{
		1400	op->below = 0;
1374	op->above = ms.bot;	1401	op->above = ms.bot;
1375
1376	if (op->above)
1377	op->above->below = op;
1378
1379	op->below = 0;
1380	ms.bot = op;	1402	ms.bot = op;
		1403
		1404	*(op->above ? &op->above->below : &ms.top) = op;
1381	}	1405	}
1382	else	1406	else
1383	{ /* get inserted into the stack above top */	1407	{
1384	op->above = top->above;	1408	op->above = top->above;
1385
1386	if (op->above)
1387	op->above->below = op;	1409	top->above = op;
1388		1410
1389	op->below = top;	1411	op->below = top;
1390	top->above = op;	1412	*(op->above ? &op->above->below : &ms.top) = op;
1391	}	1413	}
		1414	}
1392		1415
1393	if (!op->above)	1416	if (op->is_player ())
1394	ms.top = op;
1395	} /* else not INS_BELOW_ORIGINATOR */
1396
1397	if (op->type == PLAYER)
1398	{	1417	{
1399	op->contr->do_los = 1;	1418	op->contr->do_los = 1;
1400	++op->map->players;	1419	++op->map->players;
1401	op->map->touch ();	1420	op->map->touch ();
1402	}	1421	}
1403		1422
1404	op->map->dirty = true;	1423	op->map->dirty = true;
1405		1424
1406	if (object *pl = ms.player ())	1425	if (object *pl = ms.player ())
		1426	//TODO: the floorbox prev/next might need updating
		1427	//esrv_send_item (pl, op);
		1428	//TODO: update floorbox to preserve ordering
		1429	if (pl->contr->ns)
1407	pl->contr->ns->floorbox_update ();	1430	pl->contr->ns->floorbox_update ();
1408		1431
1409	/* If this object glows, it may affect lighting conditions that are	1432	/* If this object glows, it may affect lighting conditions that are
1410	* visible to others on this map. But update_all_los is really	1433	* visible to others on this map. But update_all_los is really
1411	* an inefficient way to do this, as it means los for all players	1434	* an inefficient way to do this, as it means los for all players
1412	* on the map will get recalculated. The players could very well	1435	* on the map will get recalculated. The players could very well
1413	* be far away from this change and not affected in any way -	1436	* be far away from this change and not affected in any way -
1414	* this should get redone to only look for players within range,	1437	* this should get redone to only look for players within range,
1415	* or just updating the P_UPTODATE for spaces within this area	1438	* or just updating the P_UPTODATE for spaces within this area
1416	* of effect may be sufficient.	1439	* of effect may be sufficient.
1417	*/	1440	*/
1418	if (op->map->darkness && (op->glow_radius != 0))	1441	if (op->affects_los ())
		1442	{
		1443	op->ms ().invalidate ();
1419	update_all_los (op->map, op->x, op->y);	1444	update_all_los (op->map, op->x, op->y);
		1445	}
1420		1446
1421	/* updates flags (blocked, alive, no magic, etc) for this map space */	1447	/* updates flags (blocked, alive, no magic, etc) for this map space */
1422	update_object (op, UP_OBJ_INSERT);	1448	update_object (op, UP_OBJ_INSERT);
1423		1449
1424	INVOKE_OBJECT (INSERT, op);	1450	INVOKE_OBJECT (INSERT, op);
…		…
1431	* blocked() and wall() work properly), and these flags are updated by	1457	* blocked() and wall() work properly), and these flags are updated by
1432	* update_object().	1458	* update_object().
1433	*/	1459	*/
1434		1460
1435	/* if this is not the head or flag has been passed, don't check walk on status */	1461	/* if this is not the head or flag has been passed, don't check walk on status */
1436	if (!(flag & INS_NO_WALK_ON) && op->head_ () == op)	1462	if (!(flag & INS_NO_WALK_ON) && op->is_head ())
1437	{	1463	{
1438	if (check_move_on (op, originator))	1464	if (check_move_on (op, originator))
1439	return 0;	1465	return 0;
1440		1466
1441	/* If we are a multi part object, lets work our way through the check	1467	/* If we are a multi part object, lets work our way through the check
…		…
1452	/* this function inserts an object in the map, but if it	1478	/* this function inserts an object in the map, but if it
1453	* finds an object of its own type, it'll remove that one first.	1479	* finds an object of its own type, it'll remove that one first.
1454	* op is the object to insert it under: supplies x and the map.	1480	* op is the object to insert it under: supplies x and the map.
1455	*/	1481	*/
1456	void	1482	void
1457	replace_insert_ob_in_map (const char *arch_string, object *op)	1483	replace_insert_ob_in_map (shstr_tmp archname, object *op)
1458	{	1484	{
1459	/* first search for itself and remove any old instances */	1485	/* first search for itself and remove any old instances */
1460		1486
1461	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)	1487	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
1462	if (!strcmp (tmp->arch->archname, arch_string)) /* same archetype */	1488	if (tmp->arch->archname == archname) /* same archetype */
1463	tmp->destroy (1);	1489	tmp->destroy ();
1464		1490
1465	object *tmp = arch_to_object (archetype::find (arch_string));	1491	object *tmp = arch_to_object (archetype::find (archname));
1466		1492
1467	tmp->x = op->x;	1493	tmp->x = op->x;
1468	tmp->y = op->y;	1494	tmp->y = op->y;
1469		1495
1470	insert_ob_in_map (tmp, op->map, op, 0);	1496	insert_ob_in_map (tmp, op->map, op, 0);
…		…
1477	return where->env->insert (this);	1503	return where->env->insert (this);
1478	else	1504	else
1479	return where->map->insert (this, where->x, where->y, originator, flags);	1505	return where->map->insert (this, where->x, where->y, originator, flags);
1480	}	1506	}
1481		1507
1482	// find player who can see this object	1508	// check whether we can put this into the map, respect max_nrof, max_volume, max_items
1483	static object *	1509	bool
1484	visible_to (object *op)	1510	object::can_drop_at (maptile *m, int x, int y, object *originator)
1485	{	1511	{
1486	if (!op->flag [FLAG_REMOVED])	1512	mapspace &ms = m->at (x, y);
1487	{
1488	// see if we are in a container of sorts
1489	if (object *env = op->env)
1490	{
1491	// the player inventory itself is always visible
1492	if (env->type == PLAYER)
1493	return env;
1494		1513
1495	// else a player could have our env open	1514	int items = ms.items ();
1496	env = env->outer_env ();
1497		1515
1498	// the player itself is always on a map, so we will find him here	1516	if (!items // testing !items ensures we can drop at least one item
1499	// even if our inv is in a player.	1517	|| (items < m->max_items
1500	if (env->is_on_map ())	1518	&& ms.volume () < m->max_volume
1501	if (object *pl = env->ms ().player ())	1519	&& nrof <= m->max_nrof))
1502	if (pl->container == op->env)	1520	return true;
1503	return pl;
1504	}
1505	else
1506	{
1507	// maybe there is a player standing on the same mapspace
1508	if (object *pl = op->ms ().player ())
1509	return pl;
1510	}
1511	}
1512		1521
		1522	if (originator && originator->is_player ())
		1523	originator->contr->failmsg (format (
		1524	"No matter how hard you try, you just cannot put the %s here H<Try to remove some items from the floor first.>",
		1525	query_name ()
		1526	));
		1527
1513	return 0;	1528	return false;
1514	}	1529	}
1515		1530
1516	/*	1531	/*
1517	* decrease(object, number) decreases a specified number from	1532	* decrease(object, number) decreases a specified number from
1518	* the amount of an object. If the amount reaches 0, the object	1533	* the amount of an object. If the amount reaches 0, the object
…		…
1521	* Return value: 'op' if something is left, NULL if the amount reached 0	1536	* Return value: 'op' if something is left, NULL if the amount reached 0
1522	*/	1537	*/
1523	bool	1538	bool
1524	object::decrease (sint32 nr)	1539	object::decrease (sint32 nr)
1525	{	1540	{
		1541	if (!nr)
		1542	return true;
		1543
1526	nr = min (nr, nrof);	1544	nr = min (nr, nrof);
1527		1545
1528	if (!nr)	1546	if (nrof > nr)
1529	return 1;	1547	{
1530
1531	nrof -= nr;	1548	nrof -= nr;
1532
1533	object *visible = visible_to (this);
1534
1535	if (nrof)
1536	{
1537	adjust_weight (env, -weight * nr); // carrying == 0	1549	adjust_weight (env, -weight * max (1, nr)); // carrying == 0
1538		1550
1539	if (visible)	1551	if (object *pl = visible_to ())
1540	esrv_send_item (visible, this);	1552	esrv_update_item (UPD_NROF, pl, this);
1541		1553
1542	return 1;	1554	return true;
1543	}	1555	}
1544	else	1556	else
1545	{	1557	{
1546	if (visible)
1547	esrv_del_item (visible->contr, count);
1548
1549	this->destroy (1);	1558	destroy ();
1550	return 0;	1559	return false;
1551	}	1560	}
1552	}	1561	}
1553		1562
1554	/*	1563	/*
1555	* split(ob,nr) splits up ob into two parts. The part which	1564	* split(ob,nr) splits up ob into two parts. The part which
…		…
1558	* On failure, NULL is returned.	1567	* On failure, NULL is returned.
1559	*/	1568	*/
1560	object *	1569	object *
1561	object::split (sint32 nr)	1570	object::split (sint32 nr)
1562	{	1571	{
		1572	int have = number_of ();
		1573
1563	if (nrof < nr)	1574	if (have < nr)
1564	return 0;	1575	return 0;
1565	else if (nrof == nr)	1576	else if (have == nr)
1566	{	1577	{
1567	remove ();	1578	remove ();
1568	return this;	1579	return this;
1569	}	1580	}
1570	else	1581	else
1571	{	1582	{
1572	decrease (nr);	1583	decrease (nr);
1573		1584
1574	object *op = object_create_clone (this);	1585	object *op = deep_clone ();
1575	op->nrof = nr;	1586	op->nrof = nr;
1576	return op;	1587	return op;
1577	}	1588	}
1578	}	1589	}
1579		1590
…		…
1623	if (object::can_merge (tmp, op))	1634	if (object::can_merge (tmp, op))
1624	{	1635	{
1625	/* return the original object and remove inserted object	1636	/* return the original object and remove inserted object
1626	(client needs the original object) */	1637	(client needs the original object) */
1627	tmp->nrof += op->nrof;	1638	tmp->nrof += op->nrof;
		1639
		1640	if (object *pl = tmp->visible_to ())
		1641	esrv_update_item (UPD_NROF, pl, tmp);
		1642
1628	adjust_weight (this, op->total_weight ());	1643	adjust_weight (this, op->total_weight ());
1629		1644
1630	op->destroy (1);	1645	op->destroy ();
1631	op = tmp;	1646	op = tmp;
1632	goto inserted;	1647	goto inserted;
1633	}	1648	}
1634		1649
1635	op->owner = 0; // it's his/hers now. period.	1650	op->owner = 0; // it's his/hers now. period.
…		…
1646		1661
1647	inv = op;	1662	inv = op;
1648		1663
1649	op->flag [FLAG_REMOVED] = 0;	1664	op->flag [FLAG_REMOVED] = 0;
1650		1665
		1666	if (object *pl = op->visible_to ())
		1667	esrv_send_item (pl, op);
		1668
1651	adjust_weight (this, op->total_weight ());	1669	adjust_weight (this, op->total_weight ());
1652		1670
1653	inserted:	1671	inserted:
1654	/* reset the light list and los of the players on the map */	1672	/* reset the light list and los of the players on the map */
1655	if (op->glow_radius && map && map->darkness)	1673	if (op->glow_radius && is_on_map ())
		1674	{
		1675	update_stats ();
1656	update_all_los (map, x, y);	1676	update_all_los (map, x, y);
1657		1677	}
1658	if (object *otmp = in_player ())	1678	else if (is_player () && !flag [FLAG_NO_FIX_PLAYER])
1659	if (otmp->contr && !QUERY_FLAG (otmp, FLAG_NO_FIX_PLAYER))	1679	// if this is a player's inventory, update stats
1660	otmp->update_stats ();	1680	update_stats ();
1661		1681
1662	INVOKE_OBJECT (INSERT, this);	1682	INVOKE_OBJECT (INSERT, this);
1663		1683
1664	return op;	1684	return op;
1665	}	1685	}
…		…
1685	* on top.	1705	* on top.
1686	*/	1706	*/
1687	int	1707	int
1688	check_move_on (object *op, object *originator)	1708	check_move_on (object *op, object *originator)
1689	{	1709	{
		1710	if (QUERY_FLAG (op, FLAG_NO_APPLY))
		1711	return 0;
		1712
1690	object *tmp;	1713	object *tmp;
1691	maptile *m = op->map;	1714	maptile *m = op->map;
1692	int x = op->x, y = op->y;	1715	int x = op->x, y = op->y;
1693		1716
1694	MoveType move_on, move_slow, move_block;	1717	mapspace &ms = m->at (x, y);
1695		1718
1696	if (QUERY_FLAG (op, FLAG_NO_APPLY))	1719	ms.update ();
1697	return 0;
1698		1720
1699	move_on = GET_MAP_MOVE_ON (op->map, op->x, op->y);	1721	MoveType move_on = ms.move_on;
1700	move_slow = GET_MAP_MOVE_SLOW (op->map, op->x, op->y);	1722	MoveType move_slow = ms.move_slow;
1701	move_block = GET_MAP_MOVE_BLOCK (op->map, op->x, op->y);	1723	MoveType move_block = ms.move_block;
1702		1724
1703	/* if nothing on this space will slow op down or be applied,	1725	/* if nothing on this space will slow op down or be applied,
1704	* no need to do checking below. have to make sure move_type	1726	* no need to do checking below. have to make sure move_type
1705	* is set, as lots of objects don't have it set - we treat that	1727	* is set, as lots of objects don't have it set - we treat that
1706	* as walking.	1728	* as walking.
…		…
1717	return 0;	1739	return 0;
1718		1740
1719	/* The objects have to be checked from top to bottom.	1741	/* The objects have to be checked from top to bottom.
1720	* Hence, we first go to the top:	1742	* Hence, we first go to the top:
1721	*/	1743	*/
1722		1744	for (object *next, *tmp = ms.top; tmp; tmp = next)
1723	for (tmp = op->ms ().bot; tmp && tmp->above; tmp = tmp->above)
1724	{
1725	/* Trim the search when we find the first other spell effect
1726	* this helps performance so that if a space has 50 spell objects,
1727	* we don't need to check all of them.
1728	*/
1729	if ((tmp->move_type & MOVE_FLY_LOW) && QUERY_FLAG (tmp, FLAG_NO_PICK))
1730	break;
1731	}	1745	{
		1746	next = tmp->below;
1732		1747
1733	for (; tmp; tmp = tmp->below)
1734	{
1735	if (tmp == op)	1748	if (tmp == op)
1736	continue; /* Can't apply yourself */	1749	continue; /* Can't apply yourself */
1737		1750
1738	/* Check to see if one of the movement types should be slowed down.	1751	/* Check to see if one of the movement types should be slowed down.
1739	* Second check makes sure that the movement types not being slowed	1752	* Second check makes sure that the movement types not being slowed
…		…
1744	if (!QUERY_FLAG (op, FLAG_WIZPASS))	1757	if (!QUERY_FLAG (op, FLAG_WIZPASS))
1745	{	1758	{
1746	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||	1759	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||
1747	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))	1760	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))
1748	{	1761	{
1749
1750	float
1751	diff = tmp->move_slow_penalty * fabs (op->speed);	1762	float diff = tmp->move_slow_penalty * fabs (op->speed);
1752		1763
1753	if (op->type == PLAYER)	1764	if (op->is_player ())
1754	if ((QUERY_FLAG (tmp, FLAG_IS_HILLY) && find_skill_by_number (op, SK_CLIMBING)) ||	1765	if ((tmp->flag [FLAG_IS_HILLY ] && find_skill_by_number (op, SK_CLIMBING)) ||
1755	(QUERY_FLAG (tmp, FLAG_IS_WOODED) && find_skill_by_number (op, SK_WOODSMAN)))	1766	(tmp->flag [FLAG_IS_WOODED] && find_skill_by_number (op, SK_WOODSMAN)))
1756	diff /= 4.0;	1767	diff /= 4.0;
1757		1768
1758	op->speed_left -= diff;	1769	op->speed_left -= diff;
1759	}	1770	}
1760	}	1771	}
…		…
1793	LOG (llevError, "Present_arch called outside map.\n");	1804	LOG (llevError, "Present_arch called outside map.\n");
1794	return NULL;	1805	return NULL;
1795	}	1806	}
1796		1807
1797	for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)	1808	for (object *tmp = m->at (x, y).bot; tmp; tmp = tmp->above)
1798	if (tmp->arch == at)	1809	if (tmp->arch->archname == at->archname)
1799	return tmp;	1810	return tmp;
1800		1811
1801	return NULL;	1812	return NULL;
1802	}	1813	}
1803		1814
…		…
1867	* The first matching object is returned, or NULL if none.	1878	* The first matching object is returned, or NULL if none.
1868	*/	1879	*/
1869	object *	1880	object *
1870	present_arch_in_ob (const archetype *at, const object *op)	1881	present_arch_in_ob (const archetype *at, const object *op)
1871	{	1882	{
1872	for (object *tmp = op->inv; tmp != NULL; tmp = tmp->below)	1883	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1873	if (tmp->arch == at)	1884	if (tmp->arch->archname == at->archname)
1874	return tmp;	1885	return tmp;
1875		1886
1876	return NULL;	1887	return NULL;
1877	}	1888	}
1878		1889
…		…
1966	* head of the object should correspond for the entire object.	1977	* head of the object should correspond for the entire object.
1967	*/	1978	*/
1968	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))	1979	if (OB_TYPE_MOVE_BLOCK (ob, ms.move_block))
1969	continue;	1980	continue;
1970		1981
1971	if (ob->blocked (m, pos.x, pos.y))	1982	if (ob->blocked (pos.m, pos.x, pos.y))
1972	continue;	1983	continue;
1973		1984
1974	altern [index++] = i;	1985	altern [index++] = i;
1975	}	1986	}
1976		1987
…		…
2044	* there is capable of.	2055	* there is capable of.
2045	*/	2056	*/
2046	int	2057	int
2047	find_dir (maptile *m, int x, int y, object *exclude)	2058	find_dir (maptile *m, int x, int y, object *exclude)
2048	{	2059	{
2049	int i, max = SIZEOFFREE, mflags;	2060	int max = SIZEOFFREE, mflags;
2050
2051	sint16 nx, ny;
2052	object *tmp;
2053	maptile *mp;
2054
2055	MoveType blocked, move_type;	2061	MoveType move_type;
2056		2062
2057	if (exclude && exclude->head_ () != exclude)	2063	if (exclude && exclude->head_ () != exclude)
2058	{	2064	{
2059	exclude = exclude->head;	2065	exclude = exclude->head;
2060	move_type = exclude->move_type;	2066	move_type = exclude->move_type;
…		…
2063	{	2069	{
2064	/* If we don't have anything, presume it can use all movement types. */	2070	/* If we don't have anything, presume it can use all movement types. */
2065	move_type = MOVE_ALL;	2071	move_type = MOVE_ALL;
2066	}	2072	}
2067		2073
2068	for (i = 1; i < max; i++)	2074	for (int i = 1; i < max; i++)
2069	{	2075	{
2070	mp = m;	2076	mapxy pos (m, x, y);
2071	nx = x + freearr_x[i];	2077	pos.move (i);
2072	ny = y + freearr_y[i];
2073		2078
2074	mflags = get_map_flags (m, &mp, nx, ny, &nx, &ny);	2079	if (!pos.normalise ())
2075
2076	if (mflags & P_OUT_OF_MAP)
2077	max = maxfree[i];	2080	max = maxfree[i];
2078	else	2081	else
2079	{	2082	{
2080	mapspace &ms = mp->at (nx, ny);	2083	mapspace &ms = *pos;
2081		2084
2082	blocked = ms.move_block;
2083
2084	if ((move_type & blocked) == move_type)	2085	if ((move_type & ms.move_block) == move_type)
2085	max = maxfree[i];	2086	max = maxfree [i];
2086	else if (mflags & P_IS_ALIVE)	2087	else if (ms.flags () & P_IS_ALIVE)
2087	{	2088	{
2088	for (tmp = ms.bot; tmp; tmp = tmp->above)	2089	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
2089	if ((tmp->flag [FLAG_MONSTER] || tmp->type == PLAYER)	2090	if ((tmp->flag [FLAG_MONSTER] || tmp->is_player ())
2090	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))	2091	&& (tmp != exclude || (tmp->head_ () != tmp && tmp->head_ () != exclude)))
2091	break;
2092
2093	if (tmp)
2094	return freedir[i];	2092	return freedir [i];
2095	}	2093	}
2096	}	2094	}
2097	}	2095	}
2098		2096
2099	return 0;	2097	return 0;
…		…
2174	* This basically means that if direction is 15, then it could either go	2172	* This basically means that if direction is 15, then it could either go
2175	* direction 4, 14, or 16 to get back to where we are.	2173	* direction 4, 14, or 16 to get back to where we are.
2176	* Moved from spell_util.c to object.c with the other related direction	2174	* Moved from spell_util.c to object.c with the other related direction
2177	* functions.	2175	* functions.
2178	*/	2176	*/
2179	int reduction_dir[SIZEOFFREE][3] = {	2177	static const int reduction_dir[SIZEOFFREE][3] = {
2180	{0, 0, 0}, /* 0 */	2178	{0, 0, 0}, /* 0 */
2181	{0, 0, 0}, /* 1 */	2179	{0, 0, 0}, /* 1 */
2182	{0, 0, 0}, /* 2 */	2180	{0, 0, 0}, /* 2 */
2183	{0, 0, 0}, /* 3 */	2181	{0, 0, 0}, /* 3 */
2184	{0, 0, 0}, /* 4 */	2182	{0, 0, 0}, /* 4 */
…		…
2280	int	2278	int
2281	can_pick (const object *who, const object *item)	2279	can_pick (const object *who, const object *item)
2282	{	2280	{
2283	return /*QUERY_FLAG(who,FLAG_WIZ)|| */	2281	return /*QUERY_FLAG(who,FLAG_WIZ)|| */
2284	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&	2282	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&
2285	!QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->type == PLAYER || item->weight < who->weight / 3));	2283	!QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->is_player () || item->weight < who->weight / 3));
2286	}	2284	}
2287		2285
2288	/*	2286	/*
2289	* create clone from object to another	2287	* create clone from object to another
2290	*/	2288	*/
2291	object *	2289	object *
2292	object_create_clone (object *asrc)	2290	object::deep_clone ()
2293	{	2291	{
2294	object *dst = 0, *tmp, *src, *prev, *item;	2292	assert (("deep_clone called on non-head object", is_head ()));
2295		2293
2296	if (!asrc)	2294	object *dst = clone ();
2297	return 0;
2298		2295
2299	src = asrc->head_ ();	2296	object *prev = dst;
2300
2301	prev = 0;
2302	for (object *part = src; part; part = part->more)	2297	for (object *part = this->more; part; part = part->more)
2303	{	2298	{
2304	tmp = part->clone ();	2299	object *tmp = part->clone ();
2305	tmp->x -= src->x;
2306	tmp->y -= src->y;
2307
2308	if (!part->head)
2309	{
2310	dst = tmp;
2311	tmp->head = 0;
2312	}
2313	else
2314	tmp->head = dst;	2300	tmp->head = dst;
2315
2316	tmp->more = 0;
2317
2318	if (prev)
2319	prev->more = tmp;	2301	prev->more = tmp;
2320
2321	prev = tmp;	2302	prev = tmp;
2322	}	2303	}
2323		2304
2324	for (item = src->inv; item; item = item->below)	2305	for (object *item = inv; item; item = item->below)
2325	insert_ob_in_ob (object_create_clone (item), dst);	2306	insert_ob_in_ob (item->deep_clone (), dst);
2326		2307
2327	return dst;	2308	return dst;
2328	}	2309	}
2329		2310
2330	/* This returns the first object in who's inventory that	2311	/* This returns the first object in who's inventory that
…		…
2339	return tmp;	2320	return tmp;
2340		2321
2341	return 0;	2322	return 0;
2342	}	2323	}
2343		2324
2344	/* If ob has a field named key, return the link from the list,	2325	shstr_tmp
2345	* otherwise return NULL.	2326	object::kv_get (shstr_tmp key) const
2346	*
2347	* key must be a passed in shared string - otherwise, this won't
2348	* do the desired thing.
2349	*/
2350	key_value *
2351	get_ob_key_link (const object *ob, const char *key)
2352	{	2327	{
2353	for (key_value *link = ob->key_values; link; link = link->next)	2328	for (key_value *kv = key_values; kv; kv = kv->next)
2354	if (link->key == key)	2329	if (kv->key == key)
2355	return link;
2356
2357	return 0;
2358	}
2359
2360	/*
2361	* Returns the value of op has an extra_field for key, or NULL.
2362	*
2363	* The argument doesn't need to be a shared string.
2364	*
2365	* The returned string is shared.
2366	*/
2367	const char *
2368	get_ob_key_value (const object *op, const char *const key)
2369	{
2370	key_value *link;
2371	shstr_cmp canonical_key (key);
2372
2373	if (!canonical_key)
2374	{
2375	/* 1. There being a field named key on any object
2376	* implies there'd be a shared string to find.
2377	* 2. Since there isn't, no object has this field.
2378	* 3. Therefore, *this* object doesn't have this field.
2379	*/
2380	return 0;
2381	}
2382
2383	/* This is copied from get_ob_key_link() above -
2384	* only 4 lines, and saves the function call overhead.
2385	*/
2386	for (link = op->key_values; link; link = link->next)
2387	if (link->key == canonical_key)
2388	return link->value;	2330	return kv->value;
2389		2331
2390	return 0;	2332	return shstr ();
2391	}	2333	}
2392		2334
2393	/*	2335	void
2394	* Updates the canonical_key in op to value.	2336	object::kv_set (shstr_tmp key, shstr_tmp value)
2395	*
2396	* canonical_key is a shared string (value doesn't have to be).
2397	*
2398	* Unless add_key is TRUE, it won't add fields, only change the value of existing
2399	* keys.
2400	*
2401	* Returns TRUE on success.
2402	*/
2403	int
2404	set_ob_key_value_s (object *op, const shstr & canonical_key, const char *value, int add_key)
2405	{	2337	{
2406	key_value *field = NULL, *last = NULL;	2338	for (key_value *kv = key_values; kv; kv = kv->next)
2407		2339	if (kv->key == key)
2408	for (field = op->key_values; field != NULL; field = field->next)
2409	{
2410	if (field->key != canonical_key)
2411	{	2340	{
2412	last = field;	2341	kv->value = value;
2413	continue;	2342	return;
2414	}	2343	}
2415		2344
2416	if (value)	2345	key_value *kv = new key_value;
2417	field->value = value;	2346
2418	else	2347	kv->next = key_values;
		2348	kv->key = key;
		2349	kv->value = value;
		2350
		2351	key_values = kv;
		2352	}
		2353
		2354	void
		2355	object::kv_del (shstr_tmp key)
		2356	{
		2357	for (key_value **kvp = &key_values; *kvp; kvp = &(*kvp)->next)
		2358	if ((*kvp)->key == key)
2419	{	2359	{
2420	/* Basically, if the archetype has this key set,	2360	key_value *kv = *kvp;
2421	* we need to store the null value so when we save	2361	*kvp = (*kvp)->next;
2422	* it, we save the empty value so that when we load,	2362	delete kv;
2423	* we get this value back again.	2363	return;
2424	*/
2425	if (get_ob_key_link (op->arch, canonical_key))
2426	field->value = 0;
2427	else
2428	{
2429	if (last)
2430	last->next = field->next;
2431	else
2432	op->key_values = field->next;
2433
2434	delete field;
2435	}
2436	}	2364	}
2437	return TRUE;
2438	}
2439	/* IF we get here, key doesn't exist */
2440
2441	/* No field, we'll have to add it. */
2442
2443	if (!add_key)
2444	return FALSE;
2445
2446	/* There isn't any good reason to store a null
2447	* value in the key/value list. If the archetype has
2448	* this key, then we should also have it, so shouldn't
2449	* be here. If user wants to store empty strings,
2450	* should pass in ""
2451	*/
2452	if (value == NULL)
2453	return TRUE;
2454
2455	field = new key_value;
2456
2457	field->key = canonical_key;
2458	field->value = value;
2459	/* Usual prepend-addition. */
2460	field->next = op->key_values;
2461	op->key_values = field;
2462
2463	return TRUE;
2464	}
2465
2466	/*
2467	* Updates the key in op to value.
2468	*
2469	* If add_key is FALSE, this will only update existing keys,
2470	* and not add new ones.
2471	* In general, should be little reason FALSE is ever passed in for add_key
2472	*
2473	* Returns TRUE on success.
2474	*/
2475	int
2476	set_ob_key_value (object *op, const char *key, const char *value, int add_key)
2477	{
2478	shstr key_ (key);
2479
2480	return set_ob_key_value_s (op, key_, value, add_key);
2481	}	2365	}
2482		2366
2483	object::depth_iterator::depth_iterator (object *container)	2367	object::depth_iterator::depth_iterator (object *container)
2484	: iterator_base (container)	2368	: iterator_base (container)
2485	{	2369	{
…		…
2535	{	2419	{
2536	char flagdesc[512];	2420	char flagdesc[512];
2537	char info2[256 * 4];	2421	char info2[256 * 4];
2538	char *p = info;	2422	char *p = info;
2539		2423
2540	p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s,flags:[%s],type:%d}",	2424	p += snprintf (p, 512, "{cnt:%d,uuid:%s,name:\"%s\"%s%s%s,flags:[%s],type:%d}",
2541	count,	2425	count,
2542	uuid.c_str (),	2426	uuid.c_str (),
2543	&name,	2427	&name,
2544	title ? "\",title:\"" : "",	2428	title ? ",title:\"" : "",
2545	title ? (const char *)title : "",	2429	title ? (const char *)title : "",
		2430	title ? "\"" : "",
2546	flag_desc (flagdesc, 512), type);	2431	flag_desc (flagdesc, 512), type);
2547		2432
2548	if (!this->flag[FLAG_REMOVED] && env)	2433	if (!flag[FLAG_REMOVED] && env)
2549	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));	2434	p += snprintf (p, 256, "(in %s)", env->debug_desc (info2));
2550		2435
2551	if (map)	2436	if (map)
2552	p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);	2437	p += snprintf (p, 256, "(on %s@%d+%d)", &map->path, x, y);
2553		2438
…		…
2583	object::open_container (object *new_container)	2468	object::open_container (object *new_container)
2584	{	2469	{
2585	if (container == new_container)	2470	if (container == new_container)
2586	return;	2471	return;
2587		2472
2588	if (object *old_container = container)	2473	object *old_container = container;
		2474
		2475	if (old_container)
2589	{	2476	{
2590	if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))	2477	if (INVOKE_OBJECT (CLOSE, old_container, ARG_OBJECT (this)))
2591	return;	2478	return;
2592		2479
2593	#if 0	2480	#if 0
…		…
2595	if (object *closer = old_container->inv)	2482	if (object *closer = old_container->inv)
2596	if (closer->type == CLOSE_CON)	2483	if (closer->type == CLOSE_CON)
2597	closer->destroy ();	2484	closer->destroy ();
2598	#endif	2485	#endif
2599		2486
		2487	// make sure the container is available
		2488	esrv_send_item (this, old_container);
		2489
2600	old_container->flag [FLAG_APPLIED] = 0;	2490	old_container->flag [FLAG_APPLIED] = false;
2601	container = 0;	2491	container = 0;
2602		2492
		2493	// client needs item update to make it work, client bug requires this to be separate
2603	esrv_update_item (UPD_FLAGS, this, old_container);	2494	esrv_update_item (UPD_FLAGS, this, old_container);
		2495
2604	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", query_name (old_container));	2496	new_draw_info_format (NDI_UNIQUE, 0, this, "You close %s.", old_container->query_name ());
2605	play_sound (sound_find ("chest_close"));	2497	play_sound (sound_find ("chest_close"));
2606	}	2498	}
2607		2499
2608	if (new_container)	2500	if (new_container)
2609	{	2501	{
…		…
2619	closer->flag [FLAG_NO_MAP_SAVE] = 1;	2511	closer->flag [FLAG_NO_MAP_SAVE] = 1;
2620	new_container->insert (closer);	2512	new_container->insert (closer);
2621	}	2513	}
2622	#endif	2514	#endif
2623		2515
2624	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", query_name (new_container));	2516	new_draw_info_format (NDI_UNIQUE, 0, this, "You open %s.", new_container->query_name ());
2625		2517
		2518	// make sure the container is available, client bug requires this to be separate
		2519	esrv_send_item (this, new_container);
		2520
2626	new_container->flag [FLAG_APPLIED] = 1;	2521	new_container->flag [FLAG_APPLIED] = true;
2627	container = new_container;	2522	container = new_container;
2628		2523
		2524	// client needs flag change
2629	esrv_update_item (UPD_FLAGS, this, new_container);	2525	esrv_update_item (UPD_FLAGS, this, new_container);
2630	esrv_send_inventory (this, new_container);	2526	esrv_send_inventory (this, new_container);
2631	play_sound (sound_find ("chest_open"));	2527	play_sound (sound_find ("chest_open"));
2632	}	2528	}
		2529	// else if (!old_container->env && contr && contr->ns)
		2530	// contr->ns->floorbox_reset ();
2633	}	2531	}
2634		2532
2635	object *	2533	object *
2636	object::force_find (const shstr name)	2534	object::force_find (shstr_tmp name)
2637	{	2535	{
2638	/* cycle through his inventory to look for the MARK we want to	2536	/* cycle through his inventory to look for the MARK we want to
2639	* place	2537	* place
2640	*/	2538	*/
2641	for (object *tmp = inv; tmp; tmp = tmp->below)	2539	for (object *tmp = inv; tmp; tmp = tmp->below)
…		…
2643	return splay (tmp);	2541	return splay (tmp);
2644		2542
2645	return 0;	2543	return 0;
2646	}	2544	}
2647		2545
		2546	//-GPL
		2547
2648	void	2548	void
		2549	object::force_set_timer (int duration)
		2550	{
		2551	this->duration = 1;
		2552	this->speed_left = -1.f;
		2553
		2554	this->set_speed (duration ? 1.f / duration : 0.f);
		2555	}
		2556
		2557	object *
2649	object::force_add (const shstr name, int duration)	2558	object::force_add (shstr_tmp name, int duration)
2650	{	2559	{
2651	if (object *force = force_find (name))	2560	if (object *force = force_find (name))
2652	force->destroy ();	2561	force->destroy ();
2653		2562
2654	object *force = get_archetype (FORCE_NAME);	2563	object *force = get_archetype (FORCE_NAME);
2655		2564
2656	force->slaying = name;	2565	force->slaying = name;
2657	force->stats.food = 1;	2566	force->force_set_timer (duration);
2658	force->speed_left = -1.f;
2659
2660	force->set_speed (duration ? 1.f / duration : 0.f);
2661	force->flag [FLAG_IS_USED_UP] = true;
2662	force->flag [FLAG_APPLIED] = true;	2567	force->flag [FLAG_APPLIED] = true;
2663		2568
2664	insert (force);	2569	return insert (force);
2665	}	2570	}
2666		2571
2667	void	2572	void
2668	object::play_sound (faceidx sound)	2573	object::play_sound (faceidx sound) const
2669	{	2574	{
2670	if (!sound)	2575	if (!sound)
2671	return;	2576	return;
2672		2577
2673	if (flag [FLAG_REMOVED])	2578	if (is_on_map ())
		2579	map->play_sound (sound, x, y);
		2580	else if (object *pl = in_player ())
		2581	pl->contr->play_sound (sound);
		2582	}
		2583
		2584	void
		2585	object::say_msg (const char *msg) const
		2586	{
		2587	if (is_on_map ())
		2588	map->say_msg (msg, x, y);
		2589	else if (object *pl = in_player ())
		2590	pl->contr->play_sound (sound);
		2591	}
		2592
		2593	void
		2594	object::make_noise ()
		2595	{
		2596	// we do not model noise in the map, so instead put
		2597	// a temporary light into the noise source
		2598	// could use the map instead, but that's less reliable for our
		2599	// goal, which is to make invisibility a bit harder to exploit
		2600
		2601	// currently only works sensibly for players
		2602	if (!is_player ())
2674	return;	2603	return;
2675		2604
2676	if (env)	2605	// find old force, or create new one
2677	{	2606	object *force = force_find (shstr_noise_force);
2678	if (object *pl = in_player ())	2607
2679	pl->contr->play_sound (sound);	2608	if (force)
2680	}	2609	force->speed_left = -1.f; // patch old speed up
2681	else	2610	else
2682	map->play_sound (sound, x, y);	2611	{
2683	}	2612	force = archetype::get (shstr_noise_force);
2684		2613
		2614	force->slaying = shstr_noise_force;
		2615	force->stats.food = 1;
		2616	force->speed_left = -1.f;
		2617
		2618	force->set_speed (1.f / 4.f);
		2619	force->flag [FLAG_IS_USED_UP] = true;
		2620	force->flag [FLAG_APPLIED] = true;
		2621
		2622	insert (force);
		2623	}
		2624	}
		2625

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