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Comparing deliantra/server/common/object.C (file contents):
Revision 1.294 by root, Thu Nov 5 15:43:21 2009 UTC vs.
Revision 1.345 by root, Sun May 1 16:58:15 2011 UTC

1	/*	1	/*
2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	*	3	*
4	* Copyright (©) 2005,2006,2007,2008,2009 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	* Copyright (©) 2005,2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	* Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2001 Mark Wedel & Crossfire Development Team
6	* Copyright (©) 1992,2007 Frank Tore Johansen	6	* Copyright (©) 1992 Frank Tore Johansen
7	*	7	*
8	* Deliantra is free software: you can redistribute it and/or modify it under	8	* Deliantra is free software: you can redistribute it and/or modify it under
9	* the terms of the Affero GNU General Public License as published by the	9	* the terms of the Affero GNU General Public License as published by the
10	* Free Software Foundation, either version 3 of the License, or (at your	10	* Free Software Foundation, either version 3 of the License, or (at your
11	* option) any later version.	11	* option) any later version.
…		…
26	#include <stdio.h>	26	#include <stdio.h>
27	#include <sys/types.h>	27	#include <sys/types.h>
28	#include <sys/uio.h>	28	#include <sys/uio.h>
29	#include <object.h>	29	#include <object.h>
30	#include <sproto.h>	30	#include <sproto.h>
31	#include <loader.h>
32		31
33	#include <bitset>	32	#include <bitset>
34		33
35	UUID UUID::cur;	34	UUID UUID::cur;
36	static uint64_t seq_next_save;	35	static uint64_t seq_next_save;
37	static const uint64 UUID_GAP = 1<<19;	36	static const uint64 UUID_GAP = 1<<19;
38	uint32_t mapspace::smellcount = 10000;	37	uint32_t mapspace::smellcount = 10000;
39		38
40	objectvec objects;	39	objectvec objects;
41	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;
42		47
43	//+GPL	48	//+GPL
44		49
45	short freearr_x[SIZEOFFREE] = {	50	short freearr_x[SIZEOFFREE] = {
46	0,	51	0,
…		…
52	0,	57	0,
53	-1, -1, 0, 1, 1, 1, 0, -1,	58	-1, -1, 0, 1, 1, 1, 0, -1,
54	-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,
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	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
56	};	61	};
57	int maxfree[SIZEOFFREE] = {
58	0,
59	9, 10, 13, 14, 17, 18, 21, 22,
60	25, 26, 27, 30, 31, 32, 33, 36, 37, 39, 39, 42, 43, 44, 45, 48,
61	49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49
62	};
63	int freedir[SIZEOFFREE] = {	62	int freedir[SIZEOFFREE] = {
64	0,	63	0,
65	1, 2, 3, 4, 5, 6, 7, 8,	64	1, 2, 3, 4, 5, 6, 7, 8,
66	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,
67	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
68	};	67	};
69		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
70	static void	95	static void
71	write_uuid (uval64 skip, bool sync)	96	write_uuid (uval64 skip, bool sync)
72	{	97	{
73	CALL_BEGIN (2);	98	CALL_BEGIN (2);
74	CALL_ARG_SV (newSVval64 (skip));	99	CALL_ARG_SV (newSVval64 (skip));
…		…
76	CALL_CALL ("cf::write_uuid", G_DISCARD);	101	CALL_CALL ("cf::write_uuid", G_DISCARD);
77	CALL_END;	102	CALL_END;
78	}	103	}
79		104
80	static void	105	static void
81	read_uuid (void)	106	read_uuid ()
82	{	107	{
83	char filename[MAX_BUF];	108	char filename[MAX_BUF];
84		109
85	sprintf (filename, "%s/uuid", settings.localdir);	110	sprintf (filename, "%s/uuid", settings.localdir);
86		111
…		…
100		125
101	LOG (llevError, "FATAL: cannot open %s for reading!\n", filename);	126	LOG (llevError, "FATAL: cannot open %s for reading!\n", filename);
102	_exit (1);	127	_exit (1);
103	}	128	}
104		129
105	UUID::BUF buf;	130	char buf [UUID::MAX_LEN];
106	buf[0] = 0;	131	buf[0] = 0;
107	fgets (buf, sizeof (buf), fp);	132	fgets (buf, sizeof (buf), fp);
108		133
109	if (!UUID::cur.parse (buf))	134	if (!UUID::cur.parse (buf))
110	{	135	{
…		…
137		162
138	void	163	void
139	UUID::init ()	164	UUID::init ()
140	{	165	{
141	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;
142	}	232	}
143		233
144	/* 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. */
145	static bool	235	static bool
146	compare_ob_value_lists_one (const object *wants, const object *has)	236	compare_ob_value_lists_one (const object *wants, const object *has)
147	{	237	{
148	/* n-squared behaviour (see kv_get), but I'm hoping both	238	/* n-squared behaviour (see kv.get), but I'm hoping both
149	* 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
150	* different structure or at least keep the lists sorted...	240	* different structure or at least keep the lists sorted...
151	*/	241	*/
152		242
153	/* For each field in wants, */	243	/* For each field in wants, */
154	for (key_value *kv = wants->key_values; kv; kv = kv->next)	244	for (key_value *kv = wants->kv.first; kv; kv = kv->next)
155	if (has->kv_get (kv->key) != kv->value)	245	if (has->kv.get (kv->key) != kv->value)
156	return false;	246	return false;
157		247
158	/* 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. */
159	return true;	249	return true;
160	}	250	}
…		…
182	* Improvements made with merge: Better checking on potion, and also	272	* Improvements made with merge: Better checking on potion, and also
183	* check weight	273	* check weight
184	*/	274	*/
185	bool object::can_merge_slow (object *ob1, object *ob2)	275	bool object::can_merge_slow (object *ob1, object *ob2)
186	{	276	{
187	/* A couple quicksanity checks */	277	/* A couple quick sanity checks */
188	if (ob1 == ob2	278	if (ob1 == ob2
189	|| ob1->type != ob2->type	279	|| ob1->type != ob2->type
190	|| ob1->speed != ob2->speed
191	|| ob1->value != ob2->value	280	|| ob1->value != ob2->value
192	|| 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)
193	return 0;	284	return 0;
194		285
195	/* Do not merge objects if nrof would overflow, assume nrof	286	/* Do not merge objects if nrof would overflow, assume nrof
196	* is always 0 .. 2**31-1 */	287	* is always 0 .. 2**31-1 */
197	if (ob1->nrof > 0x7fffffff - ob2->nrof)	288	if (ob1->nrof > 0x7fffffff - ob2->nrof)
…		…
201	* 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
202	* 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
203	* 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
204	* flags lose any meaning.	295	* flags lose any meaning.
205	*/	296	*/
206	if (QUERY_FLAG (ob1, FLAG_IDENTIFIED))	297	if (ob1->flag [FLAG_IDENTIFIED])
207	SET_FLAG (ob1, FLAG_BEEN_APPLIED);	298	ob1->set_flag (FLAG_BEEN_APPLIED);
208		299
209	if (QUERY_FLAG (ob2, FLAG_IDENTIFIED))	300	if (ob2->flag [FLAG_IDENTIFIED])
210	SET_FLAG (ob2, FLAG_BEEN_APPLIED);	301	ob2->set_flag (FLAG_BEEN_APPLIED);
211		302
212	if (ob1->arch->archname != ob2->arch->archname	303	if (ob1->arch->archname != ob2->arch->archname
213	|| ob1->name != ob2->name	304	|| ob1->name != ob2->name
214	|| ob1->title != ob2->title	305	|| ob1->title != ob2->title
215	|| ob1->msg != ob2->msg	306	|| ob1->msg != ob2->msg
…		…
218	|| ob1->magic != ob2->magic	309	|| ob1->magic != ob2->magic
219	|| ob1->slaying != ob2->slaying	310	|| ob1->slaying != ob2->slaying
220	|| ob1->skill != ob2->skill	311	|| ob1->skill != ob2->skill
221	|| ob1->value != ob2->value	312	|| ob1->value != ob2->value
222	|| ob1->animation_id != ob2->animation_id	313	|| ob1->animation_id != ob2->animation_id
223	|| (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
224	|| ob1->client_type != ob2->client_type	315	|| ob1->client_type != ob2->client_type
225	|| ob1->materialname != ob2->materialname	316	|| ob1->material != ob2->material
226	|| ob1->lore != ob2->lore	317	|| ob1->lore != ob2->lore
227	|| ob1->subtype != ob2->subtype	318	|| ob1->subtype != ob2->subtype
228	|| ob1->move_type != ob2->move_type	319	|| ob1->move_type != ob2->move_type
229	|| ob1->move_block != ob2->move_block	320	|| ob1->move_block != ob2->move_block
230	|| ob1->move_allow != ob2->move_allow	321	|| ob1->move_allow != ob2->move_allow
231	|| ob1->move_on != ob2->move_on	322	|| ob1->move_on != ob2->move_on
232	|| ob1->move_off != ob2->move_off	323	|| ob1->move_off != ob2->move_off
233	|| ob1->move_slow != ob2->move_slow	324	|| ob1->move_slow != ob2->move_slow
234	|| ob1->move_slow_penalty != ob2->move_slow_penalty	325	|| fabs (ob1->move_slow_penalty - ob2->move_slow_penalty) >= (1.f / 1024.f)
235	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))	326	|| memcmp (&ob1->resist, &ob2->resist, sizeof (ob1->resist))
236	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))	327	|| memcmp (&ob1->stats , &ob2->stats , sizeof (ob1->stats)))
237	return 0;	328	return 0;
238		329
239	if ((ob1->flag ^ ob2->flag)	330	if ((ob1->flag ^ ob2->flag)
…		…
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	/* Note 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	}
…		…
355		446
356	return 0;	447	return 0;
357	}	448	}
358		449
359	// adjust weight per container type ("of holding")	450	// adjust weight per container type ("of holding")
360	static sint32	451	static uint32
361	weight_adjust_for (object *op, sint32 weight)	452	weight_adjust_for (object *op, uint32 weight)
362	{	453	{
363	return op->type == CONTAINER	454	return op->type == CONTAINER
364	? lerp (weight, 0, 100, 0, 100 - op->stats.Str)	455	? weight - weight * op->stats.Str / 100
365	: weight;	456	: weight;
366	}	457	}
367		458
368	/*	459	/*
369	* adjust_weight(object, weight) adds the specified weight to an object,	460	* subtracts, then adds, the specified weight to an object,
370	* and also updates how much the environment(s) is/are carrying.	461	* and also updates how much the environment(s) is/are carrying.
371	*/	462	*/
372	static void	463	static void
373	adjust_weight (object *op, sint32 weight)	464	adjust_weight (object *op, sint32 sub, sint32 add)
374	{	465	{
375	while (op)	466	while (op)
376	{	467	{
377	// adjust by actual difference to account for rounding errors	468	sint32 ocarrying = op->carrying;
378	// i.e. (w2 - w1) / f != w2 / f - w1 / f and the latter is correct
379	weight = weight_adjust_for (op, op->carrying)
380	- weight_adjust_for (op, op->carrying - weight);
381		469
382	if (!weight)	470	op->carrying -= weight_adjust_for (op, sub);
383	return;	471	op->carrying += weight_adjust_for (op, add);
384
385	op->carrying += weight;
386		472
387	if (object *pl = op->visible_to ())	473	if (object *pl = op->visible_to ())
388	if (pl != op) // player is handled lazily	474	if (pl != op) // player is handled lazily
389	esrv_update_item (UPD_WEIGHT, pl, op);	475	esrv_update_item (UPD_WEIGHT, pl, op);
390		476
		477	sub = ocarrying;
		478	add = op->carrying;
		479
391	op = op->env;	480	op = op->env;
392	}	481	}
393	}	482	}
394		483
395	/*	484	/*
…		…
402	{	491	{
403	sint32 sum = 0;	492	sint32 sum = 0;
404		493
405	for (object *op = inv; op; op = op->below)	494	for (object *op = inv; op; op = op->below)
406	{	495	{
407	if (op->inv)
408	op->update_weight ();	496	op->update_weight ();
409		497
410	sum += op->total_weight ();	498	sum += weight_adjust_for (this, op->total_weight ());
411	}	499	}
412
413	sum = weight_adjust_for (this, sum);
414		500
415	if (sum != carrying)	501	if (sum != carrying)
416	{	502	{
		503	if (carrying != sum && carrying)//D
		504	LOG (llevDebug, "updating carrying got %ld, expected %ld (%s)\n",
		505	(long long)sum, (long long)carrying, debug_desc ());
		506
417	carrying = sum;	507	carrying = sum;
418		508
419	if (object *pl = visible_to ())	509	if (object *pl = visible_to ())
420	if (pl != this) // player is handled lazily	510	if (pl != this) // player is handled lazily
421	esrv_update_item (UPD_WEIGHT, pl, this);	511	esrv_update_item (UPD_WEIGHT, pl, this);
…		…
441	{	531	{
442	return dump_object (this);	532	return dump_object (this);
443	}	533	}
444		534
445	/*	535	/*
446	* get_nearest_part(multi-object, object 2) returns the part of the
447	* multi-object 1 which is closest to the second object.
448	* If it's not a multi-object, it is returned.
449	*/
450	object *
451	get_nearest_part (object *op, const object *pl)
452	{
453	object *tmp, *closest;
454	int last_dist, i;
455
456	if (!op->more)
457	return op;
458
459	for (last_dist = distance (op, pl), closest = op, tmp = op->more;
460	tmp;
461	tmp = tmp->more)
462	if ((i = distance (tmp, pl)) < last_dist)
463	closest = tmp, last_dist = i;
464
465	return closest;
466	}
467
468	/*
469	* Returns the object which has the count-variable equal to the argument.	536	* Returns the object which has the count-variable equal to the argument.
470	* VERRRY slow.	537	* VERRRY slow.
471	*/	538	*/
472	object *	539	object *
473	find_object (tag_t i)	540	find_object (tag_t i)
474	{	541	{
475	for_all_objects (op)	542	for_all_objects (op)
476	if (op->count == i)	543	if (op->count == i)
		544	return op;
		545
		546	return 0;
		547	}
		548
		549	/*
		550	* Returns the object which has the uuid equal to the argument.
		551	* MOAR VERRRY slow.
		552	*/
		553
		554	object *
		555	find_object_uuid (UUID i)
		556	{
		557	for_all_objects (op)
		558	if (op->uuid == i)
477	return op;	559	return op;
478		560
479	return 0;	561	return 0;
480	}	562	}
481		563
…		…
515	LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ());	597	LOG (llevError | logBacktrace, "tried to set owner of %s to %s\n", debug_desc (), owner->debug_desc ());
516	return;	598	return;
517	}	599	}
518		600
519	this->owner = owner;	601	this->owner = owner;
520	}
521
522	int
523	object::slottype () const
524	{
525	if (type == SKILL)
526	{
527	if (IS_COMBAT_SKILL (subtype)) return slot_combat;
528	if (IS_RANGED_SKILL (subtype)) return slot_ranged;
529	}
530	else
531	{
532	if (slot [body_combat].info) return slot_combat;
533	if (slot [body_range ].info) return slot_ranged;
534	}
535
536	return slot_none;
537	}
538
539	bool
540	object::change_weapon (object *ob)
541	{
542	if (current_weapon == ob)
543	return true;
544
545	if (chosen_skill)
546	chosen_skill->flag [FLAG_APPLIED] = false;
547
548	current_weapon = ob;
549	chosen_skill = !ob || ob->type == SKILL ? ob : find_skill_by_name (this, ob->skill);
550
551	if (chosen_skill)
552	chosen_skill->flag [FLAG_APPLIED] = true;
553
554	update_stats ();
555
556	if (ob)
557	{
558	// now check wether any body locations became invalid, in which case
559	// we cannot apply the weapon at the moment.
560	for (int i = 0; i < NUM_BODY_LOCATIONS; ++i)
561	if (slot[i].used < 0)
562	{
563	current_weapon = chosen_skill = 0;
564	update_stats ();
565
566	new_draw_info_format (NDI_UNIQUE, 0, this,
567	"You try to balance all your items at once, "
568	"but the %s is just too much for your body. "
569	"[You need to unapply some items first - use the 'body' command to see "
570	"how many items you cna wera on a specific body part.]", &ob->name);
571	return false;
572	}
573
574	//new_draw_info_format (NDI_UNIQUE, 0, this, "You switch to your %s.", &ob->name);
575	}
576	else
577	;//new_draw_info_format (NDI_UNIQUE, 0, this, "You unwield your weapons.");
578
579	if (ob && !ob->flag [FLAG_APPLIED] && ob->type != SPELL)
580	{
581	LOG (llevError | logBacktrace, "%s changed to unapplied weapon %s",
582	&name, ob->debug_desc ());
583	return false;
584	}
585
586	return true;
587	}
588
589	/* Zero the key_values on op, decrementing the shared-string
590	* refcounts and freeing the links.
591	*/
592	static void
593	free_key_values (object *op)
594	{
595	for (key_value *i = op->key_values; i; )
596	{
597	key_value *next = i->next;
598	delete i;
599
600	i = next;
601	}
602
603	op->key_values = 0;
604	}	602	}
605		603
606	/*	604	/*
607	* copy_to first frees everything allocated by the dst object,	605	* copy_to first frees everything allocated by the dst object,
608	* and then copies the contents of itself into the second	606	* and then copies the contents of itself into the second
…		…
614	void	612	void
615	object::copy_to (object *dst)	613	object::copy_to (object *dst)
616	{	614	{
617	dst->remove ();	615	dst->remove ();
618	*(object_copy *)dst = *this;	616	*(object_copy *)dst = *this;
		617
		618	// maybe move to object_copy?
		619	dst->kv = kv;
		620
619	dst->flag [FLAG_REMOVED] = true;	621	dst->flag [FLAG_REMOVED] = true;
620
621	/* Copy over key_values, if any. */
622	if (key_values)
623	{
624	key_value *tail = 0;
625	dst->key_values = 0;
626
627	for (key_value *i = key_values; i; i = i->next)
628	{
629	key_value *new_link = new key_value;
630
631	new_link->next = 0;
632	new_link->key = i->key;
633	new_link->value = i->value;
634
635	/* Try and be clever here, too. */
636	if (!dst->key_values)
637	{
638	dst->key_values = new_link;
639	tail = new_link;
640	}
641	else
642	{
643	tail->next = new_link;
644	tail = new_link;
645	}
646	}
647	}
648
649	if (speed < 0)
650	dst->speed_left -= rndm ();
651
652	dst->activate ();	622	dst->activate ();
653	}	623	}
654		624
655	void	625	void
656	object::instantiate ()	626	object::instantiate ()
657	{	627	{
658	if (!uuid.seq) // HACK	628	if (!uuid.seq) // HACK
659	uuid = UUID::gen ();	629	uuid = UUID::gen ();
660		630
		631	// TODO: unclean state changes, should not be done in copy_to AND instantiate
		632	if (flag [FLAG_RANDOM_SPEED] && speed)
		633	speed_left = - speed - rndm (); // TODO animation
		634	else
661	speed_left = -0.1f;	635	speed_left = -1.;
		636
662	/* copy the body_info to the body_used - this is only really	637	/* copy the body_info to the body_used - this is only really
663	* need for monsters, but doesn't hurt to do it for everything.	638	* need for monsters, but doesn't hurt to do it for everything.
664	* by doing so, when a monster is created, it has good starting	639	* by doing so, when a monster is created, it has good starting
665	* values for the body_used info, so when items are created	640	* values for the body_used info, so when items are created
666	* for it, they can be properly equipped.	641	* for it, they can be properly equipped.
…		…
674	object *	649	object *
675	object::clone ()	650	object::clone ()
676	{	651	{
677	object *neu = create ();	652	object *neu = create ();
678	copy_to (neu);	653	copy_to (neu);
		654
		655	// TODO: unclean state changes, should not be done in clone AND instantiate
		656	if (neu->flag [FLAG_RANDOM_SPEED] && neu->speed)
		657	neu->speed_left = - neu->speed - rndm (); // TODO animation
		658
679	neu->map = map; // not copied by copy_to	659	neu->map = map; // not copied by copy_to
680	return neu;	660	return neu;
681	}	661	}
682		662
683	/*	663	/*
…		…
686	* be called to update the face variable, _and_ how it looks on the map.	666	* be called to update the face variable, _and_ how it looks on the map.
687	*/	667	*/
688	void	668	void
689	update_turn_face (object *op)	669	update_turn_face (object *op)
690	{	670	{
691	if (!QUERY_FLAG (op, FLAG_IS_TURNABLE) || !op->arch)	671	if (!op->flag [FLAG_IS_TURNABLE] || !op->arch)
692	return;	672	return;
693		673
694	SET_ANIMATION (op, op->direction);	674	SET_ANIMATION (op, op->direction);
695	update_object (op, UP_OBJ_FACE);	675	update_object (op, UP_OBJ_FACE);
696	}	676	}
…		…
701	* This function needs to be called whenever the speed of an object changes.	681	* This function needs to be called whenever the speed of an object changes.
702	*/	682	*/
703	void	683	void
704	object::set_speed (float speed)	684	object::set_speed (float speed)
705	{	685	{
706	if (flag [FLAG_FREED] && speed)
707	{
708	LOG (llevError, "Object %s is freed but has speed.\n", &name);
709	speed = 0;
710	}
711
712	this->speed = speed;	686	this->speed = speed;
713		687
714	if (has_active_speed ())	688	if (has_active_speed ())
715	activate ();	689	activate ();
716	else	690	else
…		…
766		740
767	if (!(m.flags_ & P_UPTODATE))	741	if (!(m.flags_ & P_UPTODATE))
768	/* nop */;	742	/* nop */;
769	else if (action == UP_OBJ_INSERT)	743	else if (action == UP_OBJ_INSERT)
770	{	744	{
		745	#if 0
771	// this is likely overkill, TODO: revisit (schmorp)	746	// this is likely overkill, TODO: revisit (schmorp)
772	if ((QUERY_FLAG (op, FLAG_BLOCKSVIEW) && !(m.flags_ & P_BLOCKSVIEW))	747	if ((op->flag [FLAG_BLOCKSVIEW] && !(m.flags_ & P_BLOCKSVIEW))
773	|| (QUERY_FLAG (op, FLAG_NO_MAGIC) && !(m.flags_ & P_NO_MAGIC))	748	|| (op->flag [FLAG_NO_MAGIC] && !(m.flags_ & P_NO_MAGIC))
774	|| (op->is_player () && !(m.flags_ & P_PLAYER))	749	|| (op->is_player () && !(m.flags_ & P_PLAYER))
775	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))	750	|| (op->type == SAFE_GROUND && !(m.flags_ & P_SAFE))
776	|| (QUERY_FLAG (op, FLAG_ALIVE) && !(m.flags_ & P_IS_ALIVE))	751	|| (op->flag [FLAG_ALIVE] && !(m.flags_ & P_IS_ALIVE))
777	|| (QUERY_FLAG (op, FLAG_DAMNED) && !(m.flags_ & P_NO_CLERIC))	752	|| (op->flag [FLAG_DAMNED] && !(m.flags_ & P_NO_CLERIC))
778	|| (m.move_on | op->move_on ) != m.move_on	753	|| (m.move_on | op->move_on ) != m.move_on
779	|| (m.move_off | op->move_off ) != m.move_off	754	|| (m.move_off | op->move_off ) != m.move_off
780	|| (m.move_slow | op->move_slow) != m.move_slow	755	|| (m.move_slow | op->move_slow) != m.move_slow
781	/* This isn't perfect, but I don't expect a lot of objects to	756	/* This isn't perfect, but I don't expect a lot of objects to
782	* have move_allow right now.	757	* have move_allow right now.
783	*/	758	*/
784	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block	759	|| ((m.move_block | op->move_block) & ~op->move_allow) != m.move_block
785	|| 1) // the above is not strong enough a test to skip updating. los maybe? TODO (Schmorp)
786	m.invalidate ();	760	m.invalidate ();
		761	#else
		762	// the above is not strong enough a test to skip updating. los maybe? TODO (schmorp)
		763	m.invalidate ();
		764	#endif
787	}	765	}
788	/* if the object is being removed, we can't make intelligent	766	/* if the object is being removed, we can't make intelligent
789	* decisions, because remove_ob can't really pass the object	767	* decisions, because remove_ob can't really pass the object
790	* that is being removed.	768	* that is being removed.
791	*/	769	*/
…		…
800	update_object (op->more, action);	778	update_object (op->more, action);
801	}	779	}
802		780
803	object::object ()	781	object::object ()
804	{	782	{
805	SET_FLAG (this, FLAG_REMOVED);	783	this->set_flag (FLAG_REMOVED);
806		784
807	//expmul = 1.0; declared const for the time being	785	//expmul = 1.0; declared const for the time being
808	face = blank_face;	786	face = blank_face;
		787	material = MATERIAL_NULL;
809	}	788	}
810		789
811	object::~object ()	790	object::~object ()
812	{	791	{
813	unlink ();	792	unlink ();
814		793
815	free_key_values (this);	794	kv.clear ();
816	}	795	}
817
818	static int object_count;
819		796
820	void object::link ()	797	void object::link ()
821	{	798	{
822	assert (!index);//D	799	assert (!index);//D
823	uuid = UUID::gen ();	800	uuid = UUID::gen ();
824	count = ++object_count;
825		801
826	refcnt_inc ();	802	refcnt_inc ();
827	objects.insert (this);	803	objects.insert (this);
		804
		805	++create_count;
		806
828	}	807	}
829		808
830	void object::unlink ()	809	void object::unlink ()
831	{	810	{
832	if (!index)	811	if (!index)
833	return;	812	return;
		813
		814	++destroy_count;
834		815
835	objects.erase (this);	816	objects.erase (this);
836	refcnt_dec ();	817	refcnt_dec ();
837	}	818	}
838		819
…		…
943	map->insert (op, x, y);	924	map->insert (op, x, y);
944	}	925	}
945	}	926	}
946	}	927	}
947		928
		929	/*
		930	* Remove and free all objects in the inventory of the given object.
		931	* Unlike destroy_inv, this assumes the *this is destroyed as well
		932	* well, so we can (and have to!) take shortcuts.
		933	*/
		934	void
		935	object::destroy_inv_fast ()
		936	{
		937	while (object *op = inv)
		938	{
		939	// remove from object the fast way
		940	op->flag [FLAG_REMOVED] = true;
		941	op->env = 0;
		942	if ((inv = inv->below))
		943	inv->above = 0;
		944
		945	// then destroy
		946	op->destroy ();
		947	}
		948	}
		949
		950	void
		951	object::freelist_free (int count)
		952	{
		953	while (count-- && freelist)
		954	{
		955	freelist_item *next = freelist->next;
		956	// count is being "destroyed"
		957
		958	sfree ((char *)freelist, sizeof (object));
		959
		960	freelist = next;
		961	--free_count;
		962	}
		963	}
		964
		965	object *
948	object *object::create ()	966	object::create ()
949	{	967	{
950	object *op = new object;	968	object *op;
		969
		970	if (freelist)
		971	{
		972	freelist_item li = *freelist;
		973	memset (freelist, 0, sizeof (object));
		974
		975	op = new (freelist) object;
		976	op->count = li.count;
		977
		978	freelist = li.next;
		979	--free_count;
		980	}
		981	else
		982	{
		983	void *ni = salloc0<char> (sizeof (object));
		984
		985	op = new(ni) object;
		986
		987	op->count = ++object_count;
		988	}
		989
951	op->link ();	990	op->link ();
		991
952	return op;	992	return op;
953	}	993	}
954		994
		995	void
		996	object::do_delete ()
		997	{
		998	uint32_t count = this->count;
		999
		1000	this->~object ();
		1001
		1002	freelist_item *li = (freelist_item *)this;
		1003	li->next = freelist;
		1004	li->count = count;
		1005
		1006	freelist = li;
		1007	++free_count;
		1008	}
		1009
955	static struct freed_map : maptile	1010	static struct freed_map : maptile
956	{	1011	{
957	freed_map ()	1012	freed_map ()
		1013	: maptile (3, 3)
958	{	1014	{
959	path = "<freed objects map>";	1015	path = "<freed objects map>";
960	name = "/internal/freed_objects_map";	1016	name = "/internal/freed_objects_map";
961	width = 3;
962	height = 3;
963	no_drop = 1;	1017	no_drop = 1;
964	no_reset = 1;	1018	no_reset = 1;
965		1019
966	alloc ();
967	in_memory = MAP_ACTIVE;	1020	in_memory = MAP_ACTIVE;
968	}	1021	}
969		1022
970	~freed_map ()	1023	~freed_map ()
971	{	1024	{
…		…
1022	LOG (llevError | logBacktrace, "tried to destroy the tail of an object");	1075	LOG (llevError | logBacktrace, "tried to destroy the tail of an object");
1023	head->destroy ();	1076	head->destroy ();
1024	return;	1077	return;
1025	}	1078	}
1026		1079
1027	destroy_inv (false);	1080	destroy_inv_fast ();
1028		1081
1029	if (is_head ())	1082	if (is_head ())
1030	if (sound_destroy)	1083	if (sound_destroy)
1031	play_sound (sound_destroy);	1084	play_sound (sound_destroy);
1032	else if (flag [FLAG_MONSTER])	1085	else if (flag [FLAG_MONSTER])
…		…
1064	flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed	1117	flag [FLAG_REMOVED] = false; // hack around the issue of visible_to checking flag_removed
1065	if (object *pl = visible_to ())	1118	if (object *pl = visible_to ())
1066	esrv_del_item (pl->contr, count);	1119	esrv_del_item (pl->contr, count);
1067	flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed	1120	flag [FLAG_REMOVED] = true; // hack around the issue of visible_to checking flag_removed
1068		1121
1069	adjust_weight (env, -total_weight ());	1122	adjust_weight (env, total_weight (), 0);
1070		1123
1071	object *pl = in_player ();	1124	object *pl = in_player ();
1072		1125
1073	/* we set up values so that it could be inserted into	1126	/* we set up values so that it could be inserted into
1074	* the map, but we don't actually do that - it is up	1127	* the map, but we don't actually do that - it is up
…		…
1084		1137
1085	above = 0;	1138	above = 0;
1086	below = 0;	1139	below = 0;
1087	env = 0;	1140	env = 0;
1088		1141
1089	/* NO_FIX_PLAYER is set when a great many changes are being	1142	if (pl && pl->is_player ())
1090	* made to players inventory. If set, avoiding the call
1091	* to save cpu time.
1092	*/	1143	{
1093	if (pl)	1144	if (expect_false (pl->contr->combat_ob == this))
1094	if (pl->is_player () && (glow_radius || !QUERY_FLAG (pl, FLAG_NO_FIX_PLAYER)))
1095	{	1145	{
1096	pl->update_stats ();	1146	pl->apply (pl->contr->combat_ob, AP_UNAPPLY | AP_IGNORE_CURSE);
		1147	pl->contr->combat_ob = 0;
		1148	if (pl->contr->ranged_ob) pl->apply (pl->contr->ranged_ob);
		1149	}
1097		1150
		1151	if (expect_false (pl->contr->ranged_ob == this))
		1152	{
		1153	pl->apply (pl->contr->ranged_ob, AP_UNAPPLY | AP_IGNORE_CURSE);
		1154	pl->contr->ranged_ob = 0;
		1155	if (pl->contr->combat_ob) pl->apply (pl->contr->combat_ob);
		1156	}
		1157
		1158	pl->contr->queue_stats_update ();
		1159
1098	if (glow_radius && pl->is_on_map ())	1160	if (expect_false (glow_radius) && pl->is_on_map ())
1099	update_all_los (pl->map, pl->x, pl->y);	1161	update_all_los (pl->map, pl->x, pl->y);
1100	}	1162	}
1101	}	1163	}
1102	else if (map)	1164	else if (map)
1103	{	1165	{
1104	map->dirty = true;	1166	map->dirty = true;
1105	mapspace &ms = this->ms ();	1167	mapspace &ms = this->ms ();
…		…
1123	else if (pl->container_ () == this)	1185	else if (pl->container_ () == this)
1124	{	1186	{
1125	// removing a container should close it	1187	// removing a container should close it
1126	close_container ();	1188	close_container ();
1127	}	1189	}
1128		1190	else
1129	esrv_del_item (pl->contr, count);	1191	esrv_del_item (pl->contr, count);
1130	}	1192	}
1131		1193
1132	/* link the object above us */	1194	/* link the object above us */
1133	// re-link, make sure compiler can easily use cmove	1195	// re-link, make sure compiler can easily use cmove
1134	*(above ? &above->below : &ms.top) = below;	1196	*(above ? &above->below : &ms.top) = below;
…		…
1225		1287
1226	object *prev = this;	1288	object *prev = this;
1227		1289
1228	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)	1290	for (archetype *at = (archetype *)arch->more; at; at = (archetype *)at->more)
1229	{	1291	{
1230	object *op = arch_to_object (at);	1292	object *op = at->instance ();
1231		1293
1232	op->name = name;	1294	op->name = name;
1233	op->name_pl = name_pl;	1295	op->name_pl = name_pl;
1234	op->title = title;	1296	op->title = title;
1235		1297
…		…
1273	* Passing 0 for flag gives proper default values, so flag really only needs	1335	* Passing 0 for flag gives proper default values, so flag really only needs
1274	* to be set if special handling is needed.	1336	* to be set if special handling is needed.
1275	*	1337	*
1276	* Return value:	1338	* Return value:
1277	* new object if 'op' was merged with other object	1339	* new object if 'op' was merged with other object
1278	* NULL if 'op' was destroyed	1340	* NULL if there was an error (destroyed, blocked etc.)
1279	* just 'op' otherwise	1341	* just 'op' otherwise
1280	*/	1342	*/
1281	object *	1343	object *
1282	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)	1344	insert_ob_in_map (object *op, maptile *m, object *originator, int flag)
1283	{	1345	{
1284	op->remove ();	1346	op->remove ();
1285		1347
1286	if (m == &freed_map)//D TODO: remove soon	1348	if (m == &freed_map)//D TODO: remove soon
1287	{//D	1349	{//D
1288	LOG (llevError | logBacktrace, "tries to insret object on freed objects map: %s", op->debug_desc ());//D	1350	LOG (llevError | logBacktrace, "tries to insert object on freed objects map: %s", op->debug_desc ());//D
1289	}//D	1351	}//D
1290		1352
1291	/* Ideally, the caller figures this out. However, it complicates a lot	1353	/* Ideally, the caller figures this out. However, it complicates a lot
1292	* of areas of callers (eg, anything that uses find_free_spot would now	1354	* of areas of callers (eg, anything that uses find_free_spot would now
1293	* need extra work	1355	* need extra work
…		…
1320	// from here :/	1382	// from here :/
1321	op->nrof += tmp->nrof;	1383	op->nrof += tmp->nrof;
1322	tmp->destroy ();	1384	tmp->destroy ();
1323	}	1385	}
1324		1386
1325	CLEAR_FLAG (op, FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */	1387	op->clr_flag (FLAG_APPLIED); /* hack for fixing F_APPLIED in items of dead people */
1326	CLEAR_FLAG (op, FLAG_INV_LOCKED);	1388	op->clr_flag (FLAG_INV_LOCKED);
1327		1389
1328	if (!QUERY_FLAG (op, FLAG_ALIVE))	1390	if (!op->flag [FLAG_ALIVE])
1329	CLEAR_FLAG (op, FLAG_NO_STEAL);	1391	op->clr_flag (FLAG_NO_STEAL);
1330		1392
1331	if (flag & INS_BELOW_ORIGINATOR)	1393	if (flag & INS_BELOW_ORIGINATOR)
1332	{	1394	{
1333	if (originator->map != op->map || originator->x != op->x || originator->y != op->y)	1395	if (originator->map != op->map || originator->x != op->x || originator->y != op->y)
1334	{	1396	{
…		…
1369	* when lots of spells are cast in one area. Currently, it is presumed	1431	* when lots of spells are cast in one area. Currently, it is presumed
1370	* that flying non pickable objects are spell objects.	1432	* that flying non pickable objects are spell objects.
1371	*/	1433	*/
1372	for (object *tmp = ms.bot; tmp; tmp = tmp->above)	1434	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
1373	{	1435	{
1374	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) || QUERY_FLAG (tmp, FLAG_OVERLAY_FLOOR))	1436	if (tmp->flag [FLAG_IS_FLOOR] || tmp->flag [FLAG_OVERLAY_FLOOR])
1375	floor = tmp;	1437	floor = tmp;
1376		1438
1377	if (QUERY_FLAG (tmp, FLAG_NO_PICK) && (tmp->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !QUERY_FLAG (tmp, FLAG_IS_FLOOR))	1439	if (tmp->flag [FLAG_NO_PICK] && (tmp->move_type & (MOVE_FLY_LOW | MOVE_FLY_HIGH)) && !tmp->flag [FLAG_IS_FLOOR])
1378	{	1440	{
1379	/* We insert above top, so we want this object below this */	1441	/* We insert above top, so we want this object below this */
1380	top = tmp->below;	1442	top = tmp->below;
1381	break;	1443	break;
1382	}	1444	}
…		…
1400	&& (op->face && !faces [op->face].visibility))	1462	&& (op->face && !faces [op->face].visibility))
1401	{	1463	{
1402	object *last;	1464	object *last;
1403		1465
1404	for (last = top; last != floor; last = last->below)	1466	for (last = top; last != floor; last = last->below)
1405	if (QUERY_FLAG (last, FLAG_BLOCKSVIEW) && (last->type != EXIT))	1467	if (last->flag [FLAG_BLOCKSVIEW] && (last->type != EXIT))
1406	break;	1468	break;
1407		1469
1408	/* Check to see if we found the object that blocks view,	1470	/* Check to see if we found the object that blocks view,
1409	* and make sure we have a below pointer for it so that	1471	* and make sure we have a below pointer for it so that
1410	* we can get inserted below this one, which requires we	1472	* we can get inserted below this one, which requires we
…		…
1483	*/	1545	*/
1484		1546
1485	/* if this is not the head or flag has been passed, don't check walk on status */	1547	/* if this is not the head or flag has been passed, don't check walk on status */
1486	if (!(flag & INS_NO_WALK_ON) && op->is_head ())	1548	if (!(flag & INS_NO_WALK_ON) && op->is_head ())
1487	{	1549	{
1488	if (check_move_on (op, originator))	1550	if (check_move_on (op, originator, flag))
1489	return 0;	1551	return 0;
1490		1552
1491	/* If we are a multi part object, lets work our way through the check	1553	/* If we are a multi part object, let's work our way through the check
1492	* walk on's.	1554	* walk on's.
1493	*/	1555	*/
1494	for (object *tmp = op->more; tmp; tmp = tmp->more)	1556	for (object *tmp = op->more; tmp; tmp = tmp->more)
1495	if (check_move_on (tmp, originator))	1557	if (check_move_on (tmp, originator, flag))
1496	return 0;	1558	return 0;
1497	}	1559	}
1498		1560
1499	return op;	1561	return op;
1500	}	1562	}
…		…
1510		1572
1511	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)	1573	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
1512	if (tmp->arch->archname == archname) /* same archetype */	1574	if (tmp->arch->archname == archname) /* same archetype */
1513	tmp->destroy ();	1575	tmp->destroy ();
1514		1576
1515	object *tmp = arch_to_object (archetype::find (archname));	1577	object *tmp = archetype::find (archname)->instance ();
1516		1578
1517	tmp->x = op->x;	1579	tmp->x = op->x;
1518	tmp->y = op->y;	1580	tmp->y = op->y;
1519		1581
1520	insert_ob_in_map (tmp, op->map, op, 0);	1582	insert_ob_in_map (tmp, op->map, op, 0);
…		…
1525	{	1587	{
1526	if (where->env)	1588	if (where->env)
1527	return where->env->insert (this);	1589	return where->env->insert (this);
1528	else	1590	else
1529	return where->map->insert (this, where->x, where->y, originator, flags);	1591	return where->map->insert (this, where->x, where->y, originator, flags);
		1592	}
		1593
		1594	// check whether we can put this into the map, respect max_volume, max_items
		1595	bool
		1596	object::can_drop_at (maptile *m, int x, int y, object *originator)
		1597	{
		1598	mapspace &ms = m->at (x, y);
		1599
		1600	int items = ms.items ();
		1601
		1602	if (!items // testing !items ensures we can drop at least one item
		1603	|| (items < m->max_items
		1604	&& ms.volume () < m->max_volume))
		1605	return true;
		1606
		1607	if (originator && originator->is_player ())
		1608	originator->contr->failmsgf (
		1609	"No matter how hard you try, you just cannot put the %s here H<Try to remove some items from the floor first.>",
		1610	query_name ()
		1611	);
		1612
		1613	return false;
1530	}	1614	}
1531		1615
1532	/*	1616	/*
1533	* decrease(object, number) decreases a specified number from	1617	* decrease(object, number) decreases a specified number from
1534	* the amount of an object. If the amount reaches 0, the object	1618	* the amount of an object. If the amount reaches 0, the object
…		…
1544		1628
1545	nr = min (nr, nrof);	1629	nr = min (nr, nrof);
1546		1630
1547	if (nrof > nr)	1631	if (nrof > nr)
1548	{	1632	{
		1633	sint64 oweight = total_weight ();
		1634
1549	nrof -= nr;	1635	nrof -= nr;
1550	adjust_weight (env, -weight * max (1, nr)); // carrying == 0
1551		1636
1552	if (object *pl = visible_to ())	1637	if (object *pl = visible_to ())
1553	esrv_update_item (UPD_NROF, pl, this);	1638	esrv_update_item (UPD_NROF, pl, this);
		1639
		1640	adjust_weight (env, oweight, total_weight ());
1554		1641
1555	return true;	1642	return true;
1556	}	1643	}
1557	else	1644	else
1558	{	1645	{
…		…
1633	if (op->nrof)	1720	if (op->nrof)
1634	for (object *tmp = inv; tmp; tmp = tmp->below)	1721	for (object *tmp = inv; tmp; tmp = tmp->below)
1635	if (object::can_merge (tmp, op))	1722	if (object::can_merge (tmp, op))
1636	{	1723	{
1637	/* return the original object and remove inserted object	1724	/* return the original object and remove inserted object
1638	(client needs the original object) */	1725	(client prefers the original object) */
		1726
		1727	// carring must be 0 for mergable objects
		1728	sint64 oweight = tmp->weight * tmp->nrof;
		1729
1639	tmp->nrof += op->nrof;	1730	tmp->nrof += op->nrof;
1640		1731
1641	if (object *pl = tmp->visible_to ())	1732	if (object *pl = tmp->visible_to ())
1642	esrv_update_item (UPD_NROF, pl, tmp);	1733	esrv_update_item (UPD_NROF, pl, tmp);
1643		1734
1644	adjust_weight (this, op->total_weight ());	1735	adjust_weight (this, oweight, tmp->weight * tmp->nrof);
1645		1736
1646	op->destroy ();	1737	op->destroy ();
1647	op = tmp;	1738	op = tmp;
1648	goto inserted;	1739	goto inserted;
1649	}	1740	}
…		…
1665	op->flag [FLAG_REMOVED] = 0;	1756	op->flag [FLAG_REMOVED] = 0;
1666		1757
1667	if (object *pl = op->visible_to ())	1758	if (object *pl = op->visible_to ())
1668	esrv_send_item (pl, op);	1759	esrv_send_item (pl, op);
1669		1760
1670	adjust_weight (this, op->total_weight ());	1761	adjust_weight (this, 0, op->total_weight ());
1671		1762
1672	inserted:	1763	inserted:
1673	/* reset the light list and los of the players on the map */	1764	/* reset the light list and los of the players on the map */
1674	if (op->glow_radius && is_on_map ())	1765	if (op->glow_radius && is_on_map ())
1675	{	1766	{
1676	update_stats ();	1767	update_stats ();
1677	update_all_los (map, x, y);	1768	update_all_los (map, x, y);
1678	}	1769	}
1679	else if (is_player () && !flag [FLAG_NO_FIX_PLAYER])	1770	else if (is_player ())
1680	// if this is a player's inventory, update stats	1771	// if this is a player's inventory, update stats
1681	update_stats ();	1772	contr->queue_stats_update ();
1682		1773
1683	INVOKE_OBJECT (INSERT, this);	1774	INVOKE_OBJECT (INSERT, this);
1684		1775
1685	return op;	1776	return op;
1686	}	1777	}
…		…
1704	* MSW 2001-07-08: Check all objects on space, not just those below	1795	* MSW 2001-07-08: Check all objects on space, not just those below
1705	* object being inserted. insert_ob_in_map may not put new objects	1796	* object being inserted. insert_ob_in_map may not put new objects
1706	* on top.	1797	* on top.
1707	*/	1798	*/
1708	int	1799	int
1709	check_move_on (object *op, object *originator)	1800	check_move_on (object *op, object *originator, int flags)
1710	{	1801	{
1711	if (QUERY_FLAG (op, FLAG_NO_APPLY))	1802	if (op->flag [FLAG_NO_APPLY])
1712	return 0;	1803	return 0;
1713		1804
1714	object *tmp;	1805	object *tmp;
1715	maptile *m = op->map;	1806	maptile *m = op->map;
1716	int x = op->x, y = op->y;	1807	int x = op->x, y = op->y;
…		…
1753	* Second check makes sure that the movement types not being slowed	1844	* Second check makes sure that the movement types not being slowed
1754	* (~slow_move) is not blocked on this space - just because the	1845	* (~slow_move) is not blocked on this space - just because the
1755	* space doesn't slow down swimming (for example), if you can't actually	1846	* space doesn't slow down swimming (for example), if you can't actually
1756	* swim on that space, can't use it to avoid the penalty.	1847	* swim on that space, can't use it to avoid the penalty.
1757	*/	1848	*/
1758	if (!QUERY_FLAG (op, FLAG_WIZPASS))	1849	if (!op->flag [FLAG_WIZPASS])
1759	{	1850	{
1760	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||	1851	if ((!op->move_type && tmp->move_slow & MOVE_WALK) ||
1761	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))	1852	((op->move_type & tmp->move_slow) && (op->move_type & ~tmp->move_slow & ~tmp->move_block) == 0))
1762	{	1853	{
1763	float diff = tmp->move_slow_penalty * fabs (op->speed);	1854	float diff = tmp->move_slow_penalty * fabs (op->speed);
…		…
1773		1864
1774	/* Basically same logic as above, except now for actual apply. */	1865	/* Basically same logic as above, except now for actual apply. */
1775	if ((!op->move_type && tmp->move_on & MOVE_WALK) ||	1866	if ((!op->move_type && tmp->move_on & MOVE_WALK) ||
1776	((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0))	1867	((op->move_type & tmp->move_on) && (op->move_type & ~tmp->move_on & ~tmp->move_block) == 0))
1777	{	1868	{
		1869	if ((flags & INS_NO_AUTO_EXIT)
		1870	&& (tmp->type == EXIT || tmp->type == TELEPORTER
		1871	|| tmp->type == HOLE || tmp->type == TRAPDOOR)) //TODO: temporary, fix exits instead
		1872	continue;
		1873
1778	move_apply (tmp, op, originator);	1874	move_apply (tmp, op, originator);
1779		1875
1780	if (op->destroyed ())	1876	if (op->destroyed ())
1781	return 1;	1877	return 1;
1782		1878
…		…
1894	void	1990	void
1895	flag_inv (object *op, int flag)	1991	flag_inv (object *op, int flag)
1896	{	1992	{
1897	for (object *tmp = op->inv; tmp; tmp = tmp->below)	1993	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1898	{	1994	{
1899	SET_FLAG (tmp, flag);	1995	tmp->set_flag (flag);
1900	flag_inv (tmp, flag);	1996	flag_inv (tmp, flag);
1901	}	1997	}
1902	}	1998	}
1903		1999
1904	/*	2000	/*
…		…
1907	void	2003	void
1908	unflag_inv (object *op, int flag)	2004	unflag_inv (object *op, int flag)
1909	{	2005	{
1910	for (object *tmp = op->inv; tmp; tmp = tmp->below)	2006	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1911	{	2007	{
1912	CLEAR_FLAG (tmp, flag);	2008	tmp->clr_flag (flag);
1913	unflag_inv (tmp, flag);	2009	unflag_inv (tmp, flag);
1914	}	2010	}
1915	}	2011	}
1916		2012
1917	/*	2013	/*
…		…
2107	{	2203	{
2108	return (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);	2204	return (ob1->x - ob2->x) * (ob1->x - ob2->x) + (ob1->y - ob2->y) * (ob1->y - ob2->y);
2109	}	2205	}
2110		2206
2111	/*	2207	/*
2112	* find_dir_2(delta-x,delta-y) will return a direction in which	2208	* find_dir_2(delta-x,delta-y) will return a direction value
2113	* an object which has subtracted the x and y coordinates of another	2209	* for running into direct [dx, dy].
2114	* object, needs to travel toward it.	2210	* (the opposite of crossfire's find_dir_2!)
2115	*/	2211	*/
2116	int	2212	int
2117	find_dir_2 (int x, int y)	2213	find_dir_2 (int x, int y)
2118	{	2214	{
		2215	#if 1 // new algorithm
		2216	// this works by putting x, y into 16 sectors, which
		2217	// are not equal sized, but are a better approximation
		2218	// then the old algorithm, and then using a mapping
		2219	// table to map it into a direction value.
		2220	// basically, it maps these comparisons to each bit
		2221	// bit #3: x < 0
		2222	// bit #2: y < 0
		2223	// bit #1: x > y
		2224	// bit #0: x > 2y
		2225
		2226	static const uint8 dir[16] = {
		2227	4, 5, 4, 3,
		2228	2, 1, 2, 3,
		2229	6, 5, 6, 7,
		2230	8, 1, 8, 7,
		2231	};
		2232	int sector = 0;
		2233
		2234	// this is a bit ugly, but more likely to result in branchless code
		2235	sector |= x < 0 ? 8 : 0;
		2236	x = x < 0 ? -x : x; // abs
		2237
		2238	sector |= y < 0 ? 4 : 0;
		2239	y = y < 0 ? -y : y; // abs
		2240
		2241	if (x > y)
		2242	{
		2243	sector |= 2;
		2244
		2245	if (x > y * 2)
		2246	sector |= 1;
		2247	}
		2248	else
		2249	{
		2250	if (y > x * 2)
		2251	sector |= 1;
		2252	else if (!y)
		2253	return 0; // x == 0 here
		2254	}
		2255
		2256	return dir [sector];
		2257	#else // old algorithm
2119	int q;	2258	int q;
2120		2259
2121	if (y)	2260	if (y)
2122	q = x * 100 / y;	2261	q = 128 * x / y;
2123	else if (x)	2262	else if (x)
2124	q = -300 * x;	2263	q = -512 * x; // to make it > 309
2125	else	2264	else
2126	return 0;	2265	return 0;
2127		2266
2128	if (y > 0)	2267	if (y > 0)
2129	{	2268	{
2130	if (q < -242)	2269	if (q < -309) return 7;
		2270	if (q < -52) return 6;
		2271	if (q < 52) return 5;
		2272	if (q < 309) return 4;
		2273
2131	return 3;	2274	return 3;
2132	if (q < -41)	2275	}
2133	return 2;	2276	else
2134	if (q < 41)	2277	{
2135	return 1;	2278	if (q < -309) return 3;
2136	if (q < 242)	2279	if (q < -52) return 2;
2137	return 8;	2280	if (q < 52) return 1;
		2281	if (q < 309) return 8;
		2282
2138	return 7;	2283	return 7;
2139	}	2284	}
2140		2285	#endif
2141	if (q < -242)
2142	return 7;
2143	if (q < -41)
2144	return 6;
2145	if (q < 41)
2146	return 5;
2147	if (q < 242)
2148	return 4;
2149
2150	return 3;
2151	}	2286	}
2152		2287
2153	/*	2288	/*
2154	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is	2289	* dirdiff(dir1, dir2) returns how many 45-degrees differences there is
2155	* between two directions (which are expected to be absolute (see absdir())	2290	* between two directions (which are expected to be absolute (see absdir())
2156	*/	2291	*/
2157	int	2292	int
2158	dirdiff (int dir1, int dir2)	2293	dirdiff (int dir1, int dir2)
2159	{	2294	{
2160	int d;
2161
2162	d = abs (dir1 - dir2);	2295	int d = abs (dir1 - dir2);
2163	if (d > 4)
2164	d = 8 - d;
2165		2296
2166	return d;	2297	return d > 4 ? 8 - d : d;
2167	}	2298	}
2168		2299
2169	/* peterm:	2300	/* peterm:
2170	* do LOS stuff for ball lightning. Go after the closest VISIBLE monster.	2301	* do LOS stuff for ball lightning. Go after the closest VISIBLE monster.
2171	* Basically, this is a table of directions, and what directions	2302	* Basically, this is a table of directions, and what directions
…		…
2173	* This basically means that if direction is 15, then it could either go	2304	* This basically means that if direction is 15, then it could either go
2174	* direction 4, 14, or 16 to get back to where we are.	2305	* direction 4, 14, or 16 to get back to where we are.
2175	* Moved from spell_util.c to object.c with the other related direction	2306	* Moved from spell_util.c to object.c with the other related direction
2176	* functions.	2307	* functions.
2177	*/	2308	*/
2178	const int reduction_dir[SIZEOFFREE][3] = {	2309	static const int reduction_dir[SIZEOFFREE][3] = {
2179	{0, 0, 0}, /* 0 */	2310	{0, 0, 0}, /* 0 */
2180	{0, 0, 0}, /* 1 */	2311	{0, 0, 0}, /* 1 */
2181	{0, 0, 0}, /* 2 */	2312	{0, 0, 0}, /* 2 */
2182	{0, 0, 0}, /* 3 */	2313	{0, 0, 0}, /* 3 */
2183	{0, 0, 0}, /* 4 */	2314	{0, 0, 0}, /* 4 */
…		…
2277	* Add a check so we can't pick up invisible objects (0.93.8)	2408	* Add a check so we can't pick up invisible objects (0.93.8)
2278	*/	2409	*/
2279	int	2410	int
2280	can_pick (const object *who, const object *item)	2411	can_pick (const object *who, const object *item)
2281	{	2412	{
2282	return /*QUERY_FLAG(who,FLAG_WIZ)|| */	2413	return /*who->flag [FLAG_WIZ]|| */
2283	(item->weight > 0 && !QUERY_FLAG (item, FLAG_NO_PICK) &&	2414	(item->weight > 0 && !item->flag [FLAG_NO_PICK] &&
2284	!QUERY_FLAG (item, FLAG_ALIVE) && !item->invisible && (who->is_player () || item->weight < who->weight / 3));	2415	!item->flag [FLAG_ALIVE] && !item->invisible && (who->is_player () || item->weight < who->weight / 3));
2285	}	2416	}
2286		2417
2287	/*	2418	/*
2288	* create clone from object to another	2419	* create clone from object to another
2289	*/	2420	*/
…		…
2321	return tmp;	2452	return tmp;
2322		2453
2323	return 0;	2454	return 0;
2324	}	2455	}
2325		2456
		2457	/* Zero the key_values on op, decrementing the shared-string
		2458	* refcounts and freeing the links.
		2459	*/
		2460	void
		2461	key_values::clear ()
		2462	{
		2463	for (key_value *kvp = first; kvp; )
		2464	{
		2465	key_value *next = kvp->next;
		2466	delete kvp;
		2467	kvp = next;
		2468	}
		2469
		2470	first = 0;
		2471	}
		2472
2326	shstr_tmp	2473	shstr_tmp
2327	object::kv_get (shstr_tmp key) const	2474	key_values::get (shstr_tmp key) const
2328	{	2475	{
2329	for (key_value *kv = key_values; kv; kv = kv->next)	2476	for (key_value *kv = first; kv; kv = kv->next)
2330	if (kv->key == key)	2477	if (kv->key == key)
2331	return kv->value;	2478	return kv->value;
2332		2479
2333	return shstr ();	2480	return shstr ();
2334	}	2481	}
2335		2482
2336	void	2483	void
		2484	key_values::add (shstr_tmp key, shstr_tmp value)
		2485	{
		2486	key_value *kv = new key_value;
		2487
		2488	kv->next = first;
		2489	kv->key = key;
		2490	kv->value = value;
		2491
		2492	first = kv;
		2493	}
		2494
		2495	void
2337	object::kv_set (shstr_tmp key, shstr_tmp value)	2496	key_values::set (shstr_tmp key, shstr_tmp value)
2338	{	2497	{
2339	for (key_value *kv = key_values; kv; kv = kv->next)	2498	for (key_value *kv = first; kv; kv = kv->next)
2340	if (kv->key == key)	2499	if (kv->key == key)
2341	{	2500	{
2342	kv->value = value;	2501	kv->value = value;
2343	return;	2502	return;
2344	}	2503	}
2345		2504
2346	key_value *kv = new key_value;	2505	add (key, value);
2347
2348	kv->next = key_values;
2349	kv->key = key;
2350	kv->value = value;
2351
2352	key_values = kv;
2353	}	2506	}
2354		2507
2355	void	2508	void
2356	object::kv_del (shstr_tmp key)	2509	key_values::del (shstr_tmp key)
2357	{	2510	{
2358	for (key_value **kvp = &key_values; *kvp; kvp = &(*kvp)->next)	2511	for (key_value **kvp = &first; *kvp; kvp = &(*kvp)->next)
2359	if ((*kvp)->key == key)	2512	if ((*kvp)->key == key)
2360	{	2513	{
2361	key_value *kv = *kvp;	2514	key_value *kv = *kvp;
2362	*kvp = (*kvp)->next;	2515	*kvp = (*kvp)->next;
2363	delete kv;	2516	delete kv;
2364	return;	2517	return;
2365	}	2518	}
		2519	}
		2520
		2521	void
		2522	key_values::reverse ()
		2523	{
		2524	key_value *prev = 0;
		2525	key_value *head = first;
		2526
		2527	while (head)
		2528	{
		2529	key_value *node = head;
		2530	head = head->next;
		2531	node->next = prev;
		2532	prev = node;
		2533	}
		2534
		2535	first = prev;
		2536	}
		2537
		2538	key_values &
		2539	key_values::operator =(const key_values &kv)
		2540	{
		2541	clear ();
		2542
		2543	for (key_value *kvp = kv.first; kvp; kvp = kvp->next)
		2544	add (kvp->key, kvp->value);
		2545
		2546	reverse ();
2366	}	2547	}
2367		2548
2368	object::depth_iterator::depth_iterator (object *container)	2549	object::depth_iterator::depth_iterator (object *container)
2369	: iterator_base (container)	2550	: iterator_base (container)
2370	{	2551	{
…		…
2454	{	2635	{
2455	return map ? map->region (x, y)	2636	return map ? map->region (x, y)
2456	: region::default_region ();	2637	: region::default_region ();
2457	}	2638	}
2458		2639
2459	const materialtype_t *
2460	object::dominant_material () const
2461	{
2462	if (materialtype_t *mt = name_to_material (materialname))
2463	return mt;
2464
2465	return name_to_material (shstr_unknown);
2466	}
2467
2468	void	2640	void
2469	object::open_container (object *new_container)	2641	object::open_container (object *new_container)
2470	{	2642	{
2471	if (container == new_container)	2643	if (container == new_container)
2472	return;	2644	return;
…		…
2506	// TODO: this does not seem to serve any purpose anymore?	2678	// TODO: this does not seem to serve any purpose anymore?
2507	#if 0	2679	#if 0
2508	// insert the "Close Container" object.	2680	// insert the "Close Container" object.
2509	if (archetype *closer = new_container->other_arch)	2681	if (archetype *closer = new_container->other_arch)
2510	{	2682	{
2511	object *closer = arch_to_object (new_container->other_arch);	2683	object *closer = new_container->other_arch->instance ();
2512	closer->flag [FLAG_NO_MAP_SAVE] = 1;	2684	closer->flag [FLAG_NO_MAP_SAVE] = 1;
2513	new_container->insert (closer);	2685	new_container->insert (closer);
2514	}	2686	}
2515	#endif	2687	#endif
2516		2688
…		…
2559	object::force_add (shstr_tmp name, int duration)	2731	object::force_add (shstr_tmp name, int duration)
2560	{	2732	{
2561	if (object *force = force_find (name))	2733	if (object *force = force_find (name))
2562	force->destroy ();	2734	force->destroy ();
2563		2735
2564	object *force = get_archetype (FORCE_NAME);	2736	object *force = archetype::get (FORCE_NAME);
2565		2737
2566	force->slaying = name;	2738	force->slaying = name;
2567	force->force_set_timer (duration);	2739	force->force_set_timer (duration);
2568	force->flag [FLAG_APPLIED] = true;	2740	force->flag [FLAG_APPLIED] = true;
2569		2741
…		…
2622		2794
2623	insert (force);	2795	insert (force);
2624	}	2796	}
2625	}	2797	}
2626		2798
		2799	void object::change_move_type (MoveType mt)
		2800	{
		2801	if (move_type == mt)
		2802	return;
		2803
		2804	if (is_on_map ())
		2805	{
		2806	// we are on the map, so handle move_on/off effects
		2807	remove ();
		2808	move_type = mt;
		2809	map->insert (this, x, y, this);
		2810	}
		2811	else
		2812	move_type = mt;
		2813	}
		2814
		2815	/* object should be a player.
		2816	* we return the object the player has marked with the 'mark' command
		2817	* below. If no match is found (or object has changed), we return
		2818	* NULL. We leave it up to the calling function to print messages if
		2819	* nothing is found.
		2820	*/
		2821	object *
		2822	object::mark () const
		2823	{
		2824	if (contr && contr->mark && contr->mark->env == this)
		2825	return contr->mark;
		2826	else
		2827	return 0;
		2828	}
		2829
		2830	// put marked object first in the inventory
		2831	// this is used by identify-like spells so players can influence
		2832	// the order a bit.
		2833	void
		2834	object::splay_marked ()
		2835	{
		2836	if (object *marked = mark ())
		2837	splay (marked);
		2838	}
		2839

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