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Comparing deliantra/server/common/treasure.C (file contents):
Revision 1.34 by root, Sat Jan 20 22:09:51 2007 UTC vs.
Revision 1.73 by root, Sun Apr 20 05:24:55 2008 UTC

1	/*	1	/*
2	* CrossFire, A Multiplayer game for X-windows	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	*	3	*
4	* Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team	4	* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	* Copyright (C) 2002 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
6	* Copyright (C) 1992 Frank Tore Johansen	6	* Copyright (©) 1992,2007 Frank Tore Johansen
7	*	7	*
8	* This program is free software; you can redistribute it and/or modify	8	* Deliantra is free software: you can redistribute it and/or modify
9	* it under the terms of the GNU General Public License as published by	9	* it under the terms of the GNU General Public License as published by
10	* the Free Software Foundation; either version 2 of the License, or	10	* the Free Software Foundation, either version 3 of the License, or
11	* (at your option) any later version.	11	* (at your option) any later version.
12	*	12	*
13	* This program is distributed in the hope that it will be useful,	13	* This program is distributed in the hope that it will be useful,
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 GNU General Public License
19	* along with this program; if not, write to the Free Software	19	* along with this program. If not, see <http://www.gnu.org/licenses/>.
20	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21	*	20	*
22	* The authors can be reached via e-mail at <crossfire@schmorp.de>	21	* The authors can be reached via e-mail to <support@deliantra.net>
23	*/	22	*/
24
25	#define ALLOWED_COMBINATION
26		23
27	/* TREASURE_DEBUG does some checking on the treasurelists after loading.	24	/* TREASURE_DEBUG does some checking on the treasurelists after loading.
28	* It is useful for finding bugs in the treasures file. Since it only	25	* It is useful for finding bugs in the treasures file. Since it only
29	* slows the startup some (and not actual game play), it is by default	26	* slows the startup some (and not actual game play), it is by default
30	* left on	27	* left on
31	*/	28	*/
32	#define TREASURE_DEBUG	29	#define TREASURE_DEBUG
33		30
34	/* TREASURE_VERBOSE enables copious output concerning artifact generation */	31	/* TREASURE_VERBOSE enables copious output concerning artifact generation */
35		32
36	/* #define TREASURE_VERBOSE */	33	//#define TREASURE_VERBOSE
37		34
38	#include <global.h>	35	#include <global.h>
39	#include <treasure.h>	36	#include <treasure.h>
40	#include <funcpoint.h>	37	#include <funcpoint.h>
41	#include <loader.h>	38	#include <loader.h>
42		39
		40	extern char *spell_mapping[];
		41
		42	static treasurelist *first_treasurelist;
43		43
44	static void change_treasure (treasure *t, object *op); /* overrule default values */	44	static void change_treasure (treasure *t, object *op); /* overrule default values */
45	extern char *spell_mapping[];
46		45
47	/*	46	typedef std::tr1::unordered_map<
48	* Initialize global archtype pointers:	47	const char *,
49	*/	48	treasurelist *,
		49	str_hash,
		50	str_equal,
		51	slice_allocator< std::pair<const char *const, treasurelist *> >,
		52	true
		53	> tl_map_t;
50		54
		55	static tl_map_t tl_map;
		56
		57	/*
		58	* Searches for the given treasurelist
		59	*/
		60	treasurelist *
		61	treasurelist::find (const char *name)
		62	{
		63	if (!name)
		64	return 0;
		65
		66	auto (i, tl_map.find (name));
		67
		68	if (i == tl_map.end ())
		69	return 0;
		70
		71	return i->second;
		72	}
		73
		74	/*
		75	* Searches for the given treasurelist in the globally linked list
		76	* of treasurelists which has been built by load_treasures().
		77	*/
		78	treasurelist *
		79	treasurelist::get (const char *name)
		80	{
		81	treasurelist *tl = find (name);
		82
		83	if (!tl)
		84	{
		85	tl = new treasurelist;
		86
		87	tl->name = name;
		88	tl->next = first_treasurelist;
		89	first_treasurelist = tl;
		90
		91	tl_map.insert (std::make_pair (tl->name, tl));
		92	}
		93
		94	return tl;
		95	}
		96
		97	//TODO: class method
51	void	98	void
52	init_archetype_pointers ()	99	clear (treasurelist *tl)
53	{	100	{
54	int prev_warn = warn_archetypes;	101	if (tl->items)
		102	{
		103	free_treasurestruct (tl->items);
		104	tl->items = 0;
		105	}
55		106
56	warn_archetypes = 1;
57	if (ring_arch == NULL)
58	ring_arch = archetype::find ("ring");
59	if (amulet_arch == NULL)
60	amulet_arch = archetype::find ("amulet");
61	if (staff_arch == NULL)
62	staff_arch = archetype::find ("staff");
63	if (crown_arch == NULL)
64	crown_arch = archetype::find ("crown");
65	warn_archetypes = prev_warn;
66	}
67
68	/*
69	* Allocate and return the pointer to an empty treasurelist structure.
70	*/
71
72	static treasurelist *
73	get_empty_treasurelist (void)
74	{
75	return new treasurelist;
76	}
77
78	/*
79	* Allocate and return the pointer to an empty treasure structure.
80	*/
81	//TODO: make this a constructor
82	static treasure *
83	get_empty_treasure (void)
84	{
85	treasure *t = new treasure;
86
87	t->chance = 100;	107	tl->total_chance = 0;
88
89	return t;
90	}	108	}
		109
		110	#ifdef TREASURE_DEBUG
		111	/* recursived checks the linked list. Treasurelist is passed only
		112	* so that the treasure name can be printed out
		113	*/
		114	static void
		115	check_treasurelist (const treasure *t, const treasurelist * tl)
		116	{
		117	if (t->chance >= 100 && t->next_yes && (t->next || t->next_no))
		118	LOG (llevError, "Treasurelist %s has element that has 100%% generation, next_yes field as well as next or next_no\n", &tl->name);
		119
		120	if (t->next)
		121	check_treasurelist (t->next, tl);
		122
		123	if (t->next_yes)
		124	check_treasurelist (t->next_yes, tl);
		125
		126	if (t->next_no)
		127	check_treasurelist (t->next_no, tl);
		128	}
		129	#endif
91		130
92	/*	131	/*
93	* Reads the lib/treasure file from disk, and parses the contents	132	* Reads the lib/treasure file from disk, and parses the contents
94	* into an internal treasure structure (very linked lists)	133	* into an internal treasure structure (very linked lists)
95	*/	134	*/
96
97	static treasure *	135	static treasure *
98	load_treasure (FILE * fp, int *line)	136	read_treasure (object_thawer &f)
99	{	137	{
100	char buf[MAX_BUF], *cp, variable[MAX_BUF];
101	treasure *t = get_empty_treasure ();	138	treasure *t = new treasure;
102	int value;
103		139
104	nroftreasures++;	140	f.next ();
105	while (fgets (buf, MAX_BUF, fp) != NULL)
106	{
107	(*line)++;
108		141
109	if (*buf == '#')	142	for (;;)
110	continue;	143	{
111	if ((cp = strchr (buf, '\n')) != NULL)	144	coroapi::cede_to_tick ();
112	*cp = '\0';
113	cp = buf;
114	while (isspace (*cp)) /* Skip blanks */
115	cp++;
116		145
117	if (sscanf (cp, "arch %s", variable))	146	switch (f.kw)
118	{
119	if ((t->item = archetype::find (variable)) == NULL)
120	LOG (llevError, "Treasure lacks archetype: %s\n", variable);
121	}	147	{
122	else if (sscanf (cp, "list %s", variable))	148	case KW_arch:
123	t->name = variable;	149	t->item = archetype::find (f.get_str ());
124	else if (sscanf (cp, "change_name %s", variable))	150
125	t->change_arch.name = variable;	151	if (!t->item)
126	else if (sscanf (cp, "change_title %s", variable))
127	t->change_arch.title = variable;
128	else if (sscanf (cp, "change_slaying %s", variable))
129	t->change_arch.slaying = variable;
130	else if (sscanf (cp, "chance %d", &value))
131	t->chance = (uint8) value;
132	else if (sscanf (cp, "nrof %d", &value))
133	t->nrof = (uint16) value;
134	else if (sscanf (cp, "magic %d", &value))
135	t->magic = (uint8) value;
136	else if (!strcmp (cp, "yes"))
137	t->next_yes = load_treasure (fp, line);
138	else if (!strcmp (cp, "no"))
139	t->next_no = load_treasure (fp, line);
140	else if (!strcmp (cp, "end"))
141	return t;
142	else if (!strcmp (cp, "more"))
143	{	152	{
144	t->next = load_treasure (fp, line);	153	f.parse_warn ("treasure references unknown archetype");
		154	t->item = archetype::empty;
		155	}
		156
		157	break;
		158
		159	case KW_list: f.get (t->name); break;
		160	case KW_change_name: f.get (t->change_arch.name); break;
		161	case KW_change_title: f.get (t->change_arch.title); break;
		162	case KW_change_slaying: f.get (t->change_arch.slaying); break;
		163	case KW_chance: f.get (t->chance); break;
		164	case KW_nrof: f.get (t->nrof); break;
		165	case KW_magic: f.get (t->magic); break;
		166
		167	case KW_yes: t->next_yes = read_treasure (f); continue;
		168	case KW_no: t->next_no = read_treasure (f); continue;
		169
		170	case KW_end:
		171	f.next ();
145	return t;	172	return t;
		173
		174	case KW_more:
		175	t->next = read_treasure (f);
		176	return t;
		177
		178	default:
		179	if (!f.parse_error ("treasurelist", t->name))
		180	goto error;
		181
		182	return t;
146	}	183	}
147	else	184
148	LOG (llevError, "Unknown treasure-command: '%s', last entry %s, line %d\n", cp, &t->name, *line);	185	f.next ();
149	}	186	}
150	LOG (llevError, "treasure lacks 'end'.\n");	187
		188	// not reached
		189
		190	error:
		191	delete t;
151	return t;	192	return 0;
152	}	193	}
153		194
154	#ifdef TREASURE_DEBUG
155
156	/* recursived checks the linked list. Treasurelist is passed only
157	* so that the treasure name can be printed out
158	*/
159	static void
160	check_treasurelist (const treasure *t, const treasurelist * tl)
161	{
162	if (t->chance >= 100 && t->next_yes && (t->next || t->next_no))
163	LOG (llevError, "Treasurelist %s has element that has 100%% generation, next_yes field as well as next or next_no\n", &tl->name);
164	/* find_treasurelist will print out its own error message */
165	if (t->name && *t->name)
166	find_treasurelist (t->name);
167	if (t->next)
168	check_treasurelist (t->next, tl);
169	if (t->next_yes)
170	check_treasurelist (t->next_yes, tl);
171	if (t->next_no)
172	check_treasurelist (t->next_no, tl);
173	}
174	#endif
175
176	/*	195	/*
177	* Opens LIBDIR/treasure and reads all treasure-declarations from it.
178	* Each treasure is parsed with the help of load_treasure().	196	* Each treasure is parsed with the help of load_treasure().
179	*/	197	*/
180		198	treasurelist *
181	void	199	treasurelist::read (object_thawer &f)
182	load_treasures (void)
183	{	200	{
184	FILE *fp;	201	assert (f.kw == KW_treasure || f.kw == KW_treasureone);
185	char filename[MAX_BUF], buf[MAX_BUF], name[MAX_BUF];
186	treasurelist *previous = NULL;
187	treasure *t;
188	int comp, line = 0;
189		202
190	sprintf (filename, "%s/%s", settings.datadir, settings.treasures);	203	bool one = f.kw == KW_treasureone;
191	if ((fp = open_and_uncompress (filename, 0, &comp)) == NULL)	204	treasurelist *tl = treasurelist::get (f.get_str ());
192	{	205	clear (tl);
193	LOG (llevError, "Can't open treasure file.\n");	206	tl->items = read_treasure (f);
		207	if (!tl->items)
194	return;	208	return 0;
195	}
196	while (fgets (buf, MAX_BUF, fp) != NULL)
197	{
198	line++;
199	if (*buf == '#')
200	continue;
201		209
202	if (sscanf (buf, "treasureone %s\n", name) || sscanf (buf, "treasure %s\n", name))
203	{
204	treasurelist *tl = get_empty_treasurelist ();
205
206	tl->name = name;
207	if (previous == NULL)
208	first_treasurelist = tl;
209	else
210	previous->next = tl;
211	previous = tl;
212	tl->items = load_treasure (fp, &line);
213
214	/* This is a one of the many items on the list should be generated.	210	/* This is a one of the many items on the list should be generated.
215	* Add up the chance total, and check to make sure the yes & no	211	* Add up the chance total, and check to make sure the yes & no
216	* fields of the treasures are not being used.	212	* fields of the treasures are not being used.
217	*/	213	*/
218	if (!strncmp (buf, "treasureone", 11))	214	if (one)
		215	{
		216	for (treasure *t = tl->items; t; t = t->next)
		217	{
		218	if (t->next_yes || t->next_no)
219	{	219	{
220	for (t = tl->items; t != NULL; t = t->next)
221	{
222	#ifdef TREASURE_DEBUG
223	if (t->next_yes || t->next_no)
224	{
225	LOG (llevError, "Treasure %s is one item, but on treasure %s\n", &tl->name, t->item ? &t->item->name : &t->name);	220	LOG (llevError, "Treasure %s is one item, but on treasure %s\n", &tl->name, t->item ? &t->item->archname : &t->name);
226	LOG (llevError, " the next_yes or next_no field is set\n");	221	LOG (llevError, " the next_yes or next_no field is set\n");
227	}
228	#endif
229	tl->total_chance += t->chance;
230	}
231	}	222	}
232	}
233	else
234	LOG (llevError, "Treasure-list %s didn't understand: %s, line %d\n", filename, buf, line);
235	}
236	close_and_delete (fp, comp);
237		223
238	#ifdef TREASURE_DEBUG	224	tl->total_chance += t->chance;
239	/* Perform some checks on how valid the treasure data actually is.	225	}
240	* verify that list transitions work (ie, the list that it is supposed	226	}
241	* to transition to exists). Also, verify that at least the name
242	* or archetype is set for each treasure element.
243	*/
244	for (previous = first_treasurelist; previous != NULL; previous = previous->next)
245	check_treasurelist (previous->items, previous);
246	#endif
247	}
248		227
249	/*
250	* Searches for the given treasurelist in the globally linked list
251	* of treasurelists which has been built by load_treasures().
252	*/
253
254	treasurelist *
255	find_treasurelist (const char *name)
256	{
257	shstr_cmp name_ (name);
258
259	if (!name_)
260	return 0;
261
262	for (treasurelist *tl = first_treasurelist; tl != 0; tl = tl->next)
263	if (name_ == tl->name)
264	return tl;
265
266	if (first_treasurelist)
267	LOG (llevError, "Couldn't find treasurelist %s\n", name);
268
269	return 0;	228	return tl;
270	}	229	}
271
272		230
273	/*	231	/*
274	* Generates the objects specified by the given treasure.	232	* Generates the objects specified by the given treasure.
275	* It goes recursively through the rest of the linked list.	233	* It goes recursively through the rest of the linked list.
276	* If there is a certain percental chance for a treasure to be generated,	234	* If there is a certain percental chance for a treasure to be generated,
…		…
282	* start with equipment, but only their abilities).	240	* start with equipment, but only their abilities).
283	*/	241	*/
284	static void	242	static void
285	put_treasure (object *op, object *creator, int flags)	243	put_treasure (object *op, object *creator, int flags)
286	{	244	{
287	object *tmp;	245	if (flags & GT_ENVIRONMENT)
288		246	{
289	/* Bit of a hack - spells should never be put onto the map. The entire	247	/* Bit of a hack - spells should never be put onto the map. The entire
290	* treasure stuff is a problem - there is no clear idea of knowing	248	* treasure stuff is a problem - there is no clear idea of knowing
291	* this is the original object, or if this is an object that should be created	249	* this is the original object, or if this is an object that should be created
292	* by another object.	250	* by another object.
293	*/	251	*/
294	if (flags & GT_ENVIRONMENT && op->type != SPELL)	252	//TODO: flag such as objects... as such (no drop, anybody?)
295	{	253	if (op->type == SPELL)
		254	{
		255	op->destroy ();
		256	return;
		257	}
		258
		259	op->expand_tail ();
		260
		261	if (op->blocked (creator->map, creator->x, creator->y))
		262	op->destroy ();
		263	else
		264	{
296	SET_FLAG (op, FLAG_OBJ_ORIGINAL);	265	SET_FLAG (op, FLAG_OBJ_ORIGINAL);
297	op->insert_at (creator, creator, INS_NO_MERGE | INS_NO_WALK_ON);	266	op->insert_at (creator, creator, INS_NO_MERGE | INS_NO_WALK_ON);
		267	}
298	}	268	}
299	else	269	else
300	{	270	{
301	op = creator->insert (op);	271	op = creator->insert (op);
302		272
303	if ((flags & GT_APPLY) && QUERY_FLAG (creator, FLAG_MONSTER))	273	if ((flags & GT_APPLY) && QUERY_FLAG (creator, FLAG_MONSTER))
304	monster_check_apply (creator, op);	274	monster_check_apply (creator, op);
305		275
306	if ((flags & GT_UPDATE_INV) && (tmp = creator->in_player ()))	276	if (flags & GT_UPDATE_INV)
		277	if (object *tmp = creator->in_player ())
307	esrv_send_item (tmp, op);	278	esrv_send_item (tmp, op);
308	}	279	}
309	}	280	}
310		281
311	/* if there are change_xxx commands in the treasure, we include the changes	282	/* if there are change_xxx commands in the treasure, we include the changes
312	* in the generated object	283	* in the generated object
…		…
326		297
327	if (t->change_arch.slaying)	298	if (t->change_arch.slaying)
328	op->slaying = t->change_arch.slaying;	299	op->slaying = t->change_arch.slaying;
329	}	300	}
330		301
331	void	302	static void
332	create_all_treasures (treasure *t, object *op, int flag, int difficulty, int tries)	303	create_all_treasures (treasure *t, object *op, int flag, int difficulty, int tries)
333	{	304	{
334	object *tmp;
335
336	if ((int) t->chance >= 100 || (rndm (100) + 1) < (int) t->chance)	305	if ((int) t->chance >= 100 || (rndm (100) + 1) < (int) t->chance)
337	{	306	{
338	if (t->name)	307	if (t->name)
339	{	308	{
340	if (difficulty >= t->magic)	309	if (difficulty >= t->magic)
		310	if (treasurelist *tl = treasurelist::find (t->name))
		311	create_treasure (tl, op, flag, difficulty, tries);
		312	else
		313	LOG (llevError, "create_all_treasures: undefined reference to treasurelist '%s'.\n", &t->name);
		314	}
		315	else
		316	{
		317	if (t->item && (t->item->invisible != 0 || !(flag & GT_INVISIBLE)))
341	{	318	{
342	treasurelist *tl = find_treasurelist (t->name);
343	if (tl)
344	create_treasure (tl, op, flag, difficulty, tries);
345	}
346	}
347	else
348	{
349	if (t->item && (t->item->clone.invisible != 0 || !(flag & GT_INVISIBLE)))
350	{
351	tmp = arch_to_object (t->item);	319	object *tmp = arch_to_object (t->item);
		320
352	if (t->nrof && tmp->nrof <= 1)	321	if (t->nrof && tmp->nrof <= 1)
353	tmp->nrof = RANDOM () % ((int) t->nrof) + 1;	322	tmp->nrof = rndm (t->nrof) + 1;
		323
354	fix_generated_item (tmp, op, difficulty, t->magic, flag);	324	fix_generated_item (tmp, op, difficulty, t->magic, flag);
355	change_treasure (t, tmp);	325	change_treasure (t, tmp);
356	put_treasure (tmp, op, flag);	326	put_treasure (tmp, op, flag);
357	}	327	}
358	}	328	}
359		329
360	if (t->next_yes != NULL)	330	if (t->next_yes)
361	create_all_treasures (t->next_yes, op, flag, difficulty, tries);	331	create_all_treasures (t->next_yes, op, flag, difficulty, tries);
362	}	332	}
363	else if (t->next_no != NULL)	333	else if (t->next_no)
364	create_all_treasures (t->next_no, op, flag, difficulty, tries);	334	create_all_treasures (t->next_no, op, flag, difficulty, tries);
365		335
366	if (t->next != NULL)	336	if (t->next)
367	create_all_treasures (t->next, op, flag, difficulty, tries);	337	create_all_treasures (t->next, op, flag, difficulty, tries);
368	}	338	}
369		339
370	void	340	static void
371	create_one_treasure (treasurelist * tl, object *op, int flag, int difficulty, int tries)	341	create_one_treasure (treasurelist *tl, object *op, int flag, int difficulty, int tries)
372	{	342	{
373	int value = RANDOM () % tl->total_chance;	343	int value = rndm (tl->total_chance);
374	treasure *t;	344	treasure *t;
375		345
376	if (tries++ > 100)	346	if (tries++ > 100)
377	{	347	{
378	LOG (llevDebug, "create_one_treasure: tries exceeded 100, returning without making treasure\n");	348	LOG (llevDebug, "create_one_treasure: tries exceeded 100, returning without making treasure\n");
379	return;	349	return;
380	}	350	}
381		351
382	for (t = tl->items; t != NULL; t = t->next)	352	for (t = tl->items; t; t = t->next)
383	{	353	{
384	value -= t->chance;	354	value -= t->chance;
385		355
386	if (value < 0)	356	if (value < 0)
387	break;	357	break;
388	}	358	}
389		359
390	if (!t || value >= 0)	360	if (!t || value >= 0)
391	{
392	LOG (llevError, "create_one_treasure: got null object or not able to find treasure\n");	361	cleanup ("create_one_treasure: got null object or not able to find treasure\n", 1);
393	abort ();
394	return;
395	}
396		362
397	if (t->name)	363	if (t->name)
398	{	364	{
399	if (difficulty >= t->magic)	365	if (difficulty >= t->magic)
400	{	366	{
401	treasurelist *tl = find_treasurelist (t->name);	367	treasurelist *tl = treasurelist::find (t->name);
402	if (tl)	368	if (tl)
403	create_treasure (tl, op, flag, difficulty, tries);	369	create_treasure (tl, op, flag, difficulty, tries);
404	}	370	}
405	else if (t->nrof)	371	else if (t->nrof)
406	create_one_treasure (tl, op, flag, difficulty, tries);	372	create_one_treasure (tl, op, flag, difficulty, tries);
407
408	return;
409	}	373	}
410
411	if (t->item && (t->item->clone.invisible != 0 || flag != GT_INVISIBLE))	374	else if (t->item && (t->item->invisible != 0 || flag != GT_INVISIBLE))
412	{	375	{
413	object *tmp = arch_to_object (t->item);	376	if (object *tmp = arch_to_object (t->item))
414		377	{
415	if (!tmp)
416	return;
417
418	if (t->nrof && tmp->nrof <= 1)	378	if (t->nrof && tmp->nrof <= 1)
419	tmp->nrof = RANDOM () % ((int) t->nrof) + 1;	379	tmp->nrof = rndm (t->nrof) + 1;
420		380
421	fix_generated_item (tmp, op, difficulty, t->magic, flag);	381	fix_generated_item (tmp, op, difficulty, t->magic, flag);
422	change_treasure (t, tmp);	382	change_treasure (t, tmp);
423	put_treasure (tmp, op, flag);	383	put_treasure (tmp, op, flag);
		384	}
424	}	385	}
		386	}
		387
		388	void
		389	object::create_treasure (treasurelist *tl, int flags)
		390	{
		391	::create_treasure (tl, this, flags, map ? map->difficulty : 0);
425	}	392	}
426		393
427	/* This calls the appropriate treasure creation function. tries is passed	394	/* This calls the appropriate treasure creation function. tries is passed
428	* to determine how many list transitions or attempts to create treasure	395	* to determine how many list transitions or attempts to create treasure
429	* have been made. It is really in place to prevent infinite loops with	396	* have been made. It is really in place to prevent infinite loops with
…		…
432	* to do that.	399	* to do that.
433	*/	400	*/
434	void	401	void
435	create_treasure (treasurelist *tl, object *op, int flag, int difficulty, int tries)	402	create_treasure (treasurelist *tl, object *op, int flag, int difficulty, int tries)
436	{	403	{
		404	// empty treasurelists are legal
		405	if (!tl->items)
		406	return;
437		407
438	if (tries++ > 100)	408	if (tries++ > 100)
439	{	409	{
440	LOG (llevDebug, "createtreasure: tries exceeded 100, returning without making treasure\n");	410	LOG (llevDebug, "createtreasure: tries exceeded 100, returning without making treasure\n");
441	return;	411	return;
442	}	412	}
		413
		414	if (op->flag [FLAG_TREASURE_ENV])
		415	{
		416	// do not generate items when there already is something above the object
		417	if (op->flag [FLAG_IS_FLOOR] && op->above)
		418	return;
		419
		420	flag |= GT_ENVIRONMENT;
		421	}
		422
443	if (tl->total_chance)	423	if (tl->total_chance)
444	create_one_treasure (tl, op, flag, difficulty, tries);	424	create_one_treasure (tl, op, flag, difficulty, tries);
445	else	425	else
446	create_all_treasures (tl->items, op, flag, difficulty, tries);	426	create_all_treasures (tl->items, op, flag, difficulty, tries);
447	}	427	}
…		…
454	object *	434	object *
455	generate_treasure (treasurelist *tl, int difficulty)	435	generate_treasure (treasurelist *tl, int difficulty)
456	{	436	{
457	difficulty = clamp (difficulty, 1, settings.max_level);	437	difficulty = clamp (difficulty, 1, settings.max_level);
458		438
459	object *ob = object::create (), *tmp;	439	object *ob = object::create ();
460		440
461	create_treasure (tl, ob, 0, difficulty, 0);	441	create_treasure (tl, ob, 0, difficulty, 0);
462		442
463	/* Don't want to free the object we are about to return */	443	/* Don't want to free the object we are about to return */
464	tmp = ob->inv;	444	object *tmp = ob->inv;
465	if (tmp != NULL)	445	if (tmp)
466	tmp->remove ();	446	tmp->remove ();
467		447
468	if (ob->inv)	448	if (ob->inv)
469	LOG (llevError, "In generate treasure, created multiple objects.\n");	449	LOG (llevError, "In generate treasure, created multiple objects.\n");
470		450
…		…
478	* The array has two arguments, the difficulty of the level, and the	458	* The array has two arguments, the difficulty of the level, and the
479	* magical bonus "wanted".	459	* magical bonus "wanted".
480	*/	460	*/
481		461
482	static int difftomagic_list[DIFFLEVELS][MAXMAGIC + 1] = {	462	static int difftomagic_list[DIFFLEVELS][MAXMAGIC + 1] = {
483
484	/*chance of magic difficulty*/	463	// chance of magic difficulty
485
486	/* +0 +1 +2 +3 +4 */	464	// +0 +1 +2 +3 +4
487	{95, 2, 2, 1, 0}, /*1 */	465	{95, 2, 2, 1, 0}, // 1
488	{92, 5, 2, 1, 0}, /*2 */	466	{92, 5, 2, 1, 0}, // 2
489	{85, 10, 4, 1, 0}, /*3 */	467	{85, 10, 4, 1, 0}, // 3
490	{80, 14, 4, 2, 0}, /*4 */	468	{80, 14, 4, 2, 0}, // 4
491	{75, 17, 5, 2, 1}, /*5 */	469	{75, 17, 5, 2, 1}, // 5
492	{70, 18, 8, 3, 1}, /*6 */	470	{70, 18, 8, 3, 1}, // 6
493	{65, 21, 10, 3, 1}, /*7 */	471	{65, 21, 10, 3, 1}, // 7
494	{60, 22, 12, 4, 2}, /*8 */	472	{60, 22, 12, 4, 2}, // 8
495	{55, 25, 14, 4, 2}, /*9 */	473	{55, 25, 14, 4, 2}, // 9
496	{50, 27, 16, 5, 2}, /*10 */	474	{50, 27, 16, 5, 2}, // 10
497	{45, 28, 18, 6, 3}, /*11 */	475	{45, 28, 18, 6, 3}, // 11
498	{42, 28, 20, 7, 3}, /*12 */	476	{42, 28, 20, 7, 3}, // 12
499	{40, 27, 21, 8, 4}, /*13 */	477	{40, 27, 21, 8, 4}, // 13
500	{38, 25, 22, 10, 5}, /*14 */	478	{38, 25, 22, 10, 5}, // 14
501	{36, 23, 23, 12, 6}, /*15 */	479	{36, 23, 23, 12, 6}, // 15
502	{33, 21, 24, 14, 8}, /*16 */	480	{33, 21, 24, 14, 8}, // 16
503	{31, 19, 25, 16, 9}, /*17 */	481	{31, 19, 25, 16, 9}, // 17
504	{27, 15, 30, 18, 10}, /*18 */	482	{27, 15, 30, 18, 10}, // 18
505	{20, 12, 30, 25, 13}, /*19 */	483	{20, 12, 30, 25, 13}, // 19
506	{15, 10, 28, 30, 17}, /*20 */	484	{15, 10, 28, 30, 17}, // 20
507	{13, 9, 27, 28, 23}, /*21 */	485	{13, 9, 27, 28, 23}, // 21
508	{10, 8, 25, 28, 29}, /*22 */	486	{10, 8, 25, 28, 29}, // 22
509	{8, 7, 23, 26, 36}, /*23 */	487	{ 8, 7, 23, 26, 36}, // 23
510	{6, 6, 20, 22, 46}, /*24 */	488	{ 6, 6, 20, 22, 46}, // 24
511	{4, 5, 17, 18, 56}, /*25 */	489	{ 4, 5, 17, 18, 56}, // 25
512	{2, 4, 12, 14, 68}, /*26 */	490	{ 2, 4, 12, 14, 68}, // 26
513	{0, 3, 7, 10, 80}, /*27 */	491	{ 0, 3, 7, 10, 80}, // 27
514	{0, 0, 3, 7, 90}, /*28 */	492	{ 0, 0, 3, 7, 90}, // 28
515	{0, 0, 0, 3, 97}, /*29 */	493	{ 0, 0, 0, 3, 97}, // 29
516	{0, 0, 0, 0, 100}, /*30 */	494	{ 0, 0, 0, 0, 100}, // 30
517	{0, 0, 0, 0, 100}, /*31 */	495	{ 0, 0, 0, 0, 100}, // 31
518	};	496	};
519
520		497
521	/* calculate the appropriate level for wands staves and scrolls.	498	/* calculate the appropriate level for wands staves and scrolls.
522	* This code presumes that op has had its spell object created (in op->inv)	499	* This code presumes that op has had its spell object created (in op->inv)
523	*	500	*
524	* elmex Wed Aug 9 17:44:59 CEST 2006:	501	* elmex Wed Aug 9 17:44:59 CEST 2006:
525	* Removed multiplicator, too many high-level items were generated on low-difficulty maps.	502	* Removed multiplicator, too many high-level items were generated on low-difficulty maps.
526	*/	503	*/
527
528	int	504	int
529	level_for_item (const object *op, int difficulty)	505	level_for_item (const object *op, int difficulty)
530	{	506	{
531	int olevel = 0;
532
533	if (!op->inv)	507	if (!op->inv)
534	{	508	{
535	LOG (llevError, "level_for_item: Object %s has no inventory!\n", &op->name);	509	LOG (llevError, "level_for_item: Object %s has no inventory!\n", &op->name);
536	return 0;	510	return 0;
537	}	511	}
538		512
539	olevel = (int) (op->inv->level + (double) difficulty * (1 - drand48 () * drand48 () * 2));	513	int olevel = op->inv->level + int (difficulty * (1. - rndm () * rndm () * 2.));
540		514
541	if (olevel <= 0)	515	if (olevel <= 0)
542	olevel = rndm (1, MIN (op->inv->level, 1));	516	olevel = rndm (1, op->inv->level);
543		517
544	if (olevel > MAXLEVEL)	518	return min (olevel, MAXLEVEL);
545	olevel = MAXLEVEL;
546
547	return olevel;
548	}	519	}
549		520
550	/*	521	/*
551	* Based upon the specified difficulty and upon the difftomagic_list array,	522	* Based upon the specified difficulty and upon the difftomagic_list array,
552	* a random magical bonus is returned. This is used when determine	523	* a random magical bonus is returned. This is used when determine
…		…
555	* elmex Thu Aug 10 18:45:44 CEST 2006:	526	* elmex Thu Aug 10 18:45:44 CEST 2006:
556	* Scaling difficulty by max_level, as difficulty is a level and not some	527	* Scaling difficulty by max_level, as difficulty is a level and not some
557	* weird integer between 1-31.	528	* weird integer between 1-31.
558	*	529	*
559	*/	530	*/
560
561	int	531	int
562	magic_from_difficulty (int difficulty)	532	magic_from_difficulty (int difficulty)
563	{	533	{
564	int percent = 0, magic = 0;	534	int percent = 0, magic = 0;
565	int scaled_diff = (int) (((double) difficulty / settings.max_level) * DIFFLEVELS);	535	int scaled_diff = (int) (((double) difficulty / settings.max_level) * DIFFLEVELS);
…		…
609		579
610	op->magic = magic;	580	op->magic = magic;
611	if (op->arch)	581	if (op->arch)
612	{	582	{
613	if (op->type == ARMOUR)	583	if (op->type == ARMOUR)
614	ARMOUR_SPEED (op) = (ARMOUR_SPEED (&op->arch->clone) * (100 + magic * 10)) / 100;	584	ARMOUR_SPEED (op) = (ARMOUR_SPEED (op->arch) * (100 + magic * 10)) / 100;
615		585
616	if (magic < 0 && !(rndm (3))) /* You can't just check the weight always */	586	if (magic < 0 && !(rndm (3))) /* You can't just check the weight always */
617	magic = (-magic);	587	magic = (-magic);
618	op->weight = (op->arch->clone.weight * (100 - magic * 10)) / 100;	588	op->weight = (op->arch->weight * (100 - magic * 10)) / 100;
619	}	589	}
620	else	590	else
621	{	591	{
622	if (op->type == ARMOUR)	592	if (op->type == ARMOUR)
623	ARMOUR_SPEED (op) = (ARMOUR_SPEED (op) * (100 + magic * 10)) / 100;	593	ARMOUR_SPEED (op) = (ARMOUR_SPEED (op) * (100 + magic * 10)) / 100;
…		…
653	* 1) Since rings can have multiple bonuses, if the same bonus	623	* 1) Since rings can have multiple bonuses, if the same bonus
654	* is rolled again, increase it - the bonuses now stack with	624	* is rolled again, increase it - the bonuses now stack with
655	* other bonuses previously rolled and ones the item might natively have.	625	* other bonuses previously rolled and ones the item might natively have.
656	* 2) Add code to deal with new PR method.	626	* 2) Add code to deal with new PR method.
657	*/	627	*/
658
659	void	628	void
660	set_ring_bonus (object *op, int bonus)	629	set_ring_bonus (object *op, int bonus)
661	{	630	{
662		631
663	int r = RANDOM () % (bonus > 0 ? 25 : 11);	632	int r = rndm (bonus > 0 ? 25 : 11);
664		633
665	if (op->type == AMULET)	634	if (op->type == AMULET)
666	{	635	{
667	if (!(rndm (21)))	636	if (!(rndm (21)))
668	r = 20 + rndm (2);	637	r = 20 + rndm (2);
669	else	638	else
670	{	639	{
671	if (RANDOM () & 2)	640	if (rndm (2))
672	r = 10;	641	r = 10;
673	else	642	else
674	r = 11 + rndm (9);	643	r = 11 + rndm (9);
675	}	644	}
676	}	645	}
…		…
686	case 2:	655	case 2:
687	case 3:	656	case 3:
688	case 4:	657	case 4:
689	case 5:	658	case 5:
690	case 6:	659	case 6:
691	set_attr_value (&op->stats, r, (signed char) (bonus + get_attr_value (&op->stats, r)));	660	op->stats.stat (r) += bonus;
692	break;	661	break;
693		662
694	case 7:	663	case 7:
695	op->stats.dam += bonus;	664	op->stats.dam += bonus;
696	break;	665	break;
…		…
727	* positive values for how protections work out. Put another	696	* positive values for how protections work out. Put another
728	* little random element in since that they don't always end up with	697	* little random element in since that they don't always end up with
729	* even values.	698	* even values.
730	*/	699	*/
731	if (bonus < 0)	700	if (bonus < 0)
732	val = 2 * -val - RANDOM () % b;	701	val = 2 * -val - rndm (b);
733	if (val > 35)	702	if (val > 35)
734	val = 35; /* Upper limit */	703	val = 35; /* Upper limit */
735	b = 0;	704	b = 0;
736		705
737	while (op->resist[resist_table[resist]] != 0 && b < 4)	706	while (op->resist[resist_table[resist]] != 0 && b < 4)
…		…
790	* higher is the chance of returning a low number.	759	* higher is the chance of returning a low number.
791	* It is only used in fix_generated_treasure() to set bonuses on	760	* It is only used in fix_generated_treasure() to set bonuses on
792	* rings and amulets.	761	* rings and amulets.
793	* Another scheme is used to calculate the magic of weapons and armours.	762	* Another scheme is used to calculate the magic of weapons and armours.
794	*/	763	*/
795
796	int	764	int
797	get_magic (int diff)	765	get_magic (int diff)
798	{	766	{
799	int i;	767	int i;
800		768
801	if (diff < 3)	769	if (diff < 3)
802	diff = 3;	770	diff = 3;
		771
803	for (i = 0; i < 4; i++)	772	for (i = 0; i < 4; i++)
804	if (RANDOM () % diff)	773	if (rndm (diff))
805	return i;	774	return i;
		775
806	return 4;	776	return 4;
807	}	777	}
808		778
809	#define DICE2 (get_magic(2)==2?2:1)	779	#define DICE2 (get_magic(2)==2?2:1)
810	#define DICESPELL (rndm (3)+RANDOM()%3+RANDOM()%3+RANDOM()%3+RANDOM()%3)	780	#define DICESPELL (rndm (3) + rndm (3) + rndm (3) + rndm (3) + rndm (3))
811		781
812	/*	782	/*
813	* fix_generated_item(): This is called after an item is generated, in	783	* fix_generated_item(): This is called after an item is generated, in
814	* order to set it up right. This produced magical bonuses, puts spells	784	* order to set it up right. This produced magical bonuses, puts spells
815	* into scrolls/books/wands, makes it unidentified, hides the value, etc.	785	* into scrolls/books/wands, makes it unidentified, hides the value, etc.
…		…
829	* value.	799	* value.
830	* GT_MINIMAL: Does minimal processing on the object - just enough to make it	800	* GT_MINIMAL: Does minimal processing on the object - just enough to make it
831	* a working object - don't change magic, value, etc, but set it material	801	* a working object - don't change magic, value, etc, but set it material
832	* type as appropriate, for objects that need spell objects, set those, etc	802	* type as appropriate, for objects that need spell objects, set those, etc
833	*/	803	*/
834
835	void	804	void
836	fix_generated_item (object *op, object *creator, int difficulty, int max_magic, int flags)	805	fix_generated_item (object *op, object *creator, int difficulty, int max_magic, int flags)
837	{	806	{
838	int was_magic = op->magic, num_enchantments = 0, save_item_power = 0;	807	int was_magic = op->magic, num_enchantments = 0, save_item_power = 0;
839		808
…		…
844	save_item_power = op->item_power;	813	save_item_power = op->item_power;
845	op->item_power = 0;	814	op->item_power = 0;
846		815
847	if (op->randomitems && op->type != SPELL)	816	if (op->randomitems && op->type != SPELL)
848	{	817	{
849	create_treasure (op->randomitems, op, flags, difficulty, 0);	818	create_treasure (op->randomitems, op, flags & ~GT_ENVIRONMENT, difficulty, 0);
850	if (!op->inv)
851	LOG (llevDebug, "fix_generated_item: Unable to generate treasure for %s\n", &op->name);
852
853	/* So the treasure doesn't get created again */	819	/* So the treasure doesn't get created again */
854	op->randomitems = NULL;	820	op->randomitems = 0;
855	}	821	}
856		822
857	if (difficulty < 1)	823	if (difficulty < 1)
858	difficulty = 1;	824	difficulty = 1;
859		825
…		…
863	ARG_INT (flags)))	829	ARG_INT (flags)))
864	return;	830	return;
865		831
866	if (!(flags & GT_MINIMAL))	832	if (!(flags & GT_MINIMAL))
867	{	833	{
868	if (op->arch == crown_arch)	834	if (IS_ARCH (op->arch, crown))
869	{	835	{
870	set_magic (difficulty, op, max_magic, flags);	836	set_magic (difficulty, op, max_magic, flags);
871	num_enchantments = calc_item_power (op, 1);	837	num_enchantments = calc_item_power (op, 1);
872	generate_artifact (op, difficulty);	838	generate_artifact (op, difficulty);
873	}	839	}
…		…
876	if (!op->magic && max_magic)	842	if (!op->magic && max_magic)
877	set_magic (difficulty, op, max_magic, flags);	843	set_magic (difficulty, op, max_magic, flags);
878		844
879	num_enchantments = calc_item_power (op, 1);	845	num_enchantments = calc_item_power (op, 1);
880		846
881	if ((!was_magic && !(RANDOM () % CHANCE_FOR_ARTIFACT)) || op->type == HORN || difficulty >= settings.max_level) /* high difficulties always generate an artifact,	847	if ((!was_magic && !rndm (CHANCE_FOR_ARTIFACT))
882	* used for shop_floors or treasures */	848	|| op->type == HORN
		849	|| difficulty >= settings.max_level) /* high difficulties always generate an artifact, used for shop_floors or treasures */
883	generate_artifact (op, difficulty);	850	generate_artifact (op, difficulty);
884	}	851	}
885		852
886	/* Object was made an artifact. Calculate its item_power rating.	853	/* Object was made an artifact. Calculate its item_power rating.
887	* the item_power in the object is what the artfiact adds.	854	* the item_power in the object is what the artfiact adds.
…		…
929	{	896	{
930	if (op->type == POTION)	897	if (op->type == POTION)
931	/* Handle healing and magic power potions */	898	/* Handle healing and magic power potions */
932	if (op->stats.sp && !op->randomitems)	899	if (op->stats.sp && !op->randomitems)
933	{	900	{
934	object *tmp;
935
936	tmp = get_archetype (spell_mapping[op->stats.sp]);	901	object *tmp = get_archetype (spell_mapping [op->stats.sp]);
937	insert_ob_in_ob (tmp, op);	902	insert_ob_in_ob (tmp, op);
938	op->stats.sp = 0;	903	op->stats.sp = 0;
939	}	904	}
940	}	905	}
941	else if (!op->title) /* Only modify object if not special */	906	else if (!op->title) /* Only modify object if not special */
…		…
949	if (QUERY_FLAG (op, FLAG_CURSED) && !(rndm (4)))	914	if (QUERY_FLAG (op, FLAG_CURSED) && !(rndm (4)))
950	set_ring_bonus (op, -DICE2);	915	set_ring_bonus (op, -DICE2);
951	break;	916	break;
952		917
953	case BRACERS:	918	case BRACERS:
954	if (!(RANDOM () % (QUERY_FLAG (op, FLAG_CURSED) ? 5 : 20)))	919	if (!rndm (QUERY_FLAG (op, FLAG_CURSED) ? 5 : 20))
955	{	920	{
956	set_ring_bonus (op, QUERY_FLAG (op, FLAG_CURSED) ? -DICE2 : DICE2);	921	set_ring_bonus (op, QUERY_FLAG (op, FLAG_CURSED) ? -DICE2 : DICE2);
957	if (!QUERY_FLAG (op, FLAG_CURSED))	922	if (!QUERY_FLAG (op, FLAG_CURSED))
958	op->value *= 3;	923	op->value *= 3;
959	}	924	}
…		…
985	*/	950	*/
986	if (op->inv && op->randomitems)	951	if (op->inv && op->randomitems)
987	{	952	{
988	/* value multiplier is same as for scrolls */	953	/* value multiplier is same as for scrolls */
989	op->value = (op->value * op->inv->value);	954	op->value = (op->value * op->inv->value);
990	op->level = op->inv->level / 2 + RANDOM () % difficulty + RANDOM () % difficulty;	955	op->level = op->inv->level / 2 + rndm (difficulty) + rndm (difficulty);
991	}	956	}
992	else	957	else
993	{	958	{
994	op->name = "potion";	959	op->name = "potion";
995	op->name_pl = "potions";	960	op->name_pl = "potions";
…		…
999	SET_FLAG (op, FLAG_CURSED);	964	SET_FLAG (op, FLAG_CURSED);
1000	break;	965	break;
1001	}	966	}
1002		967
1003	case AMULET:	968	case AMULET:
1004	if (op->arch == amulet_arch)	969	if (IS_ARCH (op->arch, amulet))
1005	op->value *= 5; /* Since it's not just decoration */	970	op->value *= 5; /* Since it's not just decoration */
1006		971
1007	case RING:	972	case RING:
1008	if (op->arch == NULL)	973	if (!op->arch) // wtf? schmorp
1009	{	974	{
1010	op->destroy ();	975	op->destroy ();
1011	op = 0;	976	op = 0;
1012	break;	977	break;
1013	}	978	}
1014		979
1015	if (op->arch != ring_arch && op->arch != amulet_arch) /* It's a special artifact! */	980	if (!IS_ARCH (op->arch, ring) && !IS_ARCH (op->arch, amulet)) /* It's a special artifact! */
1016	break;	981	break;
1017		982
1018	if (!(flags & GT_ONLY_GOOD) && !(rndm (3)))	983	if (!(flags & GT_ONLY_GOOD) && !(rndm (3)))
1019	SET_FLAG (op, FLAG_CURSED);	984	SET_FLAG (op, FLAG_CURSED);
1020		985
…		…
1041	set_ring_bonus (op, d);	1006	set_ring_bonus (op, d);
1042	}	1007	}
1043	}	1008	}
1044		1009
1045	if (GET_ANIM_ID (op))	1010	if (GET_ANIM_ID (op))
1046	SET_ANIMATION (op, RANDOM () % ((int) NUM_ANIMATIONS (op)));	1011	SET_ANIMATION (op, rndm (NUM_ANIMATIONS (op)));
1047		1012
1048	break;	1013	break;
1049		1014
1050	case BOOK:	1015	case BOOK:
1051	/* Is it an empty book?, if yes lets make a special·	1016	/* Is it an empty book?, if yes lets make a special·
…		…
1056	{	1021	{
1057	/* set the book level properly */	1022	/* set the book level properly */
1058	if (creator->level == 0 || QUERY_FLAG (creator, FLAG_ALIVE))	1023	if (creator->level == 0 || QUERY_FLAG (creator, FLAG_ALIVE))
1059	{	1024	{
1060	if (op->map && op->map->difficulty)	1025	if (op->map && op->map->difficulty)
1061	op->level = RANDOM () % (op->map->difficulty) + rndm (10) + 1;	1026	op->level = rndm (op->map->difficulty) + rndm (10) + 1;
1062	else	1027	else
1063	op->level = rndm (20) + 1;	1028	op->level = rndm (20) + 1;
1064	}	1029	}
1065	else	1030	else
1066	op->level = RANDOM () % creator->level;	1031	op->level = rndm (creator->level);
1067		1032
1068	tailor_readable_ob (op, (creator && creator->stats.sp) ? creator->stats.sp : -1);	1033	tailor_readable_ob (op, (creator && creator->stats.sp) ? creator->stats.sp : -1);
1069	/* books w/ info are worth more! */	1034	/* books w/ info are worth more! */
1070	op->value *= ((op->level > 10 ? op->level : (op->level + 1) / 2) * ((strlen (op->msg) / 250) + 1));	1035	op->value *= ((op->level > 10 ? op->level : (op->level + 1) / 2) * ((strlen (op->msg) / 250) + 1));
1071	/* creator related stuff */	1036	/* creator related stuff */
…		…
1170	*/	1135	*/
1171		1136
1172	/*	1137	/*
1173	* Allocate and return the pointer to an empty artifactlist structure.	1138	* Allocate and return the pointer to an empty artifactlist structure.
1174	*/	1139	*/
1175
1176	static artifactlist *	1140	static artifactlist *
1177	get_empty_artifactlist (void)	1141	get_empty_artifactlist (void)
1178	{	1142	{
1179	artifactlist *al = (artifactlist *) malloc (sizeof (artifactlist));	1143	return salloc0<artifactlist> ();
1180
1181	if (al == NULL)
1182	fatal (OUT_OF_MEMORY);
1183	al->next = NULL;
1184	al->items = NULL;
1185	al->total_chance = 0;
1186	return al;
1187	}	1144	}
1188		1145
1189	/*	1146	/*
1190	* Allocate and return the pointer to an empty artifact structure.	1147	* Allocate and return the pointer to an empty artifact structure.
1191	*/	1148	*/
1192
1193	static artifact *	1149	static artifact *
1194	get_empty_artifact (void)	1150	get_empty_artifact (void)
1195	{	1151	{
1196	artifact *a = (artifact *) malloc (sizeof (artifact));	1152	return salloc0<artifact> ();
1197
1198	if (a == NULL)
1199	fatal (OUT_OF_MEMORY);
1200	a->item = NULL;
1201	a->next = NULL;
1202	a->chance = 0;
1203	a->difficulty = 0;
1204	a->allowed = NULL;
1205	return a;
1206	}	1153	}
1207		1154
1208	/*	1155	/*
1209	* Searches the artifact lists and returns one that has the same type	1156	* Searches the artifact lists and returns one that has the same type
1210	* of objects on it.	1157	* of objects on it.
1211	*/	1158	*/
1212
1213	artifactlist *	1159	artifactlist *
1214	find_artifactlist (int type)	1160	find_artifactlist (int type)
1215	{	1161	{
1216	artifactlist *al;
1217
1218	for (al = first_artifactlist; al != NULL; al = al->next)	1162	for (artifactlist *al = first_artifactlist; al; al = al->next)
1219	if (al->type == type)	1163	if (al->type == type)
1220	return al;	1164	return al;
1221	return NULL;
1222	}
1223		1165
1224	/*
1225	* For debugging purposes. Dumps all tables.
1226	*/
1227
1228	void
1229	dump_artifacts (void)
1230	{
1231	artifactlist *al;
1232	artifact *art;
1233	linked_char *next;
1234
1235	fprintf (logfile, "\n");
1236	for (al = first_artifactlist; al != NULL; al = al->next)
1237	{
1238	fprintf (logfile, "Artifact has type %d, total_chance=%d\n", al->type, al->total_chance);
1239	for (art = al->items; art != NULL; art = art->next)
1240	{
1241	fprintf (logfile, "Artifact %-30s Difficulty %3d Chance %5d\n", &art->item->name, art->difficulty, art->chance);
1242	if (art->allowed != NULL)
1243	{
1244	fprintf (logfile, "\tAllowed combinations:");
1245	for (next = art->allowed; next != NULL; next = next->next)
1246	fprintf (logfile, "%s,", &next->name);
1247	fprintf (logfile, "\n");
1248	}
1249	}
1250	}
1251	fprintf (logfile, "\n");
1252	}
1253
1254	/*
1255	* For debugging purposes. Dumps all treasures recursively (see below).
1256	*/
1257	void
1258	dump_monster_treasure_rec (const char *name, treasure *t, int depth)
1259	{
1260	treasurelist *tl;
1261	int i;
1262
1263	if (depth > 100)
1264	return;	1166	return 0;
1265	while (t)
1266	{
1267	if (t->name)
1268	{
1269	for (i = 0; i < depth; i++)
1270	fprintf (logfile, " ");
1271	fprintf (logfile, "{ (list: %s)\n", &t->name);
1272	tl = find_treasurelist (t->name);
1273	if (tl)
1274	dump_monster_treasure_rec (name, tl->items, depth + 2);
1275	for (i = 0; i < depth; i++)
1276	fprintf (logfile, " ");
1277	fprintf (logfile, "} (end of list: %s)\n", &t->name);
1278	}
1279	else
1280	{
1281	for (i = 0; i < depth; i++)
1282	fprintf (logfile, " ");
1283	if (t->item && t->item->clone.type == FLESH)
1284	fprintf (logfile, "%s's %s\n", name, &t->item->clone.name);
1285	else
1286	fprintf (logfile, "%s\n", &t->item->clone.name);
1287	}
1288
1289	if (t->next_yes)
1290	{
1291	for (i = 0; i < depth; i++)
1292	fprintf (logfile, " ");
1293	fprintf (logfile, " (if yes)\n");
1294	dump_monster_treasure_rec (name, t->next_yes, depth + 1);
1295	}
1296
1297	if (t->next_no)
1298	{
1299	for (i = 0; i < depth; i++)
1300	fprintf (logfile, " ");
1301	fprintf (logfile, " (if no)\n");
1302	dump_monster_treasure_rec (name, t->next_no, depth + 1);
1303	}
1304
1305	t = t->next;
1306	}
1307	}
1308
1309	/*
1310	* For debugging purposes. Dumps all treasures for a given monster.
1311	* Created originally by Raphael Quinet for debugging the alchemy code.
1312	*/
1313
1314	void
1315	dump_monster_treasure (const char *name)
1316	{
1317	archetype *at;
1318	int found;
1319
1320	found = 0;
1321	fprintf (logfile, "\n");
1322	for (at = first_archetype; at != NULL; at = at->next)
1323	if (!strcasecmp (at->clone.name, name) && at->clone.title == NULL)
1324	{
1325	fprintf (logfile, "treasures for %s (arch: %s)\n", &at->clone.name, &at->name);
1326	if (at->clone.randomitems != NULL)
1327	dump_monster_treasure_rec (at->clone.name, at->clone.randomitems->items, 1);
1328	else
1329	fprintf (logfile, "(nothing)\n");
1330	fprintf (logfile, "\n");
1331	found++;
1332	}
1333	if (found == 0)
1334	fprintf (logfile, "No objects have the name %s!\n\n", name);
1335	}	1167	}
1336		1168
1337	/*	1169	/*
1338	* Builds up the lists of artifacts from the file in the libdir.	1170	* Builds up the lists of artifacts from the file in the libdir.
1339	*/	1171	*/
1340
1341	void	1172	void
1342	init_artifacts (void)	1173	init_artifacts (void)
1343	{	1174	{
1344	static int has_been_inited = 0;	1175	static int has_been_inited = 0;
1345	char filename[MAX_BUF], buf[HUGE_BUF], *cp, *next;	1176	char filename[MAX_BUF];
1346	artifact *art = NULL;	1177	artifact *art = NULL;
1347	linked_char *tmp;
1348	int value;
1349	artifactlist *al;	1178	artifactlist *al;
1350		1179
1351	if (has_been_inited)	1180	if (has_been_inited)
1352	return;	1181	return;
1353	else	1182	else
1354	has_been_inited = 1;	1183	has_been_inited = 1;
1355		1184
1356	sprintf (filename, "%s/artifacts", settings.datadir);	1185	sprintf (filename, "%s/artifacts", settings.datadir);
1357	object_thawer thawer (filename);	1186	object_thawer f (filename);
1358		1187
1359	if (!thawer)	1188	if (!f)
1360	return;	1189	return;
1361		1190
1362	while (fgets (buf, HUGE_BUF, thawer) != NULL)	1191	for (;;)
1363	{	1192	{
1364	if (*buf == '#')	1193	switch (f.kw)
1365	continue;
1366	if ((cp = strchr (buf, '\n')) != NULL)
1367	*cp = '\0';
1368	cp = buf;
1369	while (*cp == ' ') /* Skip blanks */
1370	cp++;
1371	if (*cp == '\0')
1372	continue;
1373
1374	if (!strncmp (cp, "Allowed", 7))
1375	{	1194	{
		1195	case KW_allowed:
1376	if (art == NULL)	1196	if (!art)
		1197	art = get_empty_artifact ();
		1198
1377	{	1199	{
1378	art = get_empty_artifact ();	1200	if (!strcmp (f.get_str (), "all"))
1379	nrofartifacts++;	1201	break;
		1202
		1203	char *next, *cp = f.get_str ();
		1204
		1205	do
		1206	{
		1207	if ((next = strchr (cp, ',')))
		1208	*next++ = '\0';
		1209
		1210	linked_char *tmp = new linked_char;
		1211
		1212	tmp->name = cp;
		1213	tmp->next = art->allowed;
		1214	art->allowed = tmp;
		1215	}
		1216	while ((cp = next));
1380	}	1217	}
1381	cp = strchr (cp, ' ') + 1;	1218	break;
1382	if (!strcmp (cp, "all"))	1219
		1220	case KW_chance:
		1221	f.get (art->chance);
		1222	break;
		1223
		1224	case KW_difficulty:
		1225	f.get (art->difficulty);
		1226	break;
		1227
		1228	case KW_object:
		1229	{
		1230	art->item = object::create ();
		1231	f.get (art->item->name);
		1232	f.next ();
		1233
		1234	if (!art->item->parse_kv (f))
		1235	LOG (llevError, "Init_Artifacts: Could not load object.\n");
		1236
		1237	al = find_artifactlist (art->item->type);
		1238
		1239	if (!al)
		1240	{
		1241	al = get_empty_artifactlist ();
		1242	al->type = art->item->type;
		1243	al->next = first_artifactlist;
		1244	first_artifactlist = al;
		1245	}
		1246
		1247	art->next = al->items;
		1248	al->items = art;
		1249	art = 0;
		1250	}
1383	continue;	1251	continue;
1384		1252
1385	do	1253	case KW_EOF:
		1254	goto done;
		1255
		1256	default:
		1257	if (!f.parse_error ("artifacts file"))
		1258	cleanup ("artifacts file required");
1386	{	1259	break;
1387	nrofallowedstr++;
1388	if ((next = strchr (cp, ',')) != NULL)
1389	*(next++) = '\0';
1390	tmp = new linked_char;
1391
1392	tmp->name = cp;
1393	tmp->next = art->allowed;
1394	art->allowed = tmp;
1395	}
1396	while ((cp = next) != NULL);
1397	}
1398	else if (sscanf (cp, "chance %d", &value))
1399	art->chance = (uint16) value;
1400	else if (sscanf (cp, "difficulty %d", &value))
1401	art->difficulty = (uint8) value;
1402	else if (!strncmp (cp, "Object", 6))
1403	{	1260	}
1404	art->item = object::create ();
1405		1261
1406	if (!load_object (thawer, art->item, 0))	1262	f.next ();
1407	LOG (llevError, "Init_Artifacts: Could not load object.\n");
1408
1409	art->item->name = strchr (cp, ' ') + 1;
1410	al = find_artifactlist (art->item->type);
1411	if (al == NULL)
1412	{
1413	al = get_empty_artifactlist ();
1414	al->type = art->item->type;
1415	al->next = first_artifactlist;
1416	first_artifactlist = al;
1417	}
1418	art->next = al->items;
1419	al->items = art;
1420	art = NULL;
1421	}
1422	else
1423	LOG (llevError, "Unknown input in artifact file: %s\n", buf);
1424	}	1263	}
1425		1264
		1265	done:
1426	for (al = first_artifactlist; al != NULL; al = al->next)	1266	for (al = first_artifactlist; al; al = al->next)
1427	{	1267	{
		1268	al->total_chance = 0;
		1269
1428	for (art = al->items; art != NULL; art = art->next)	1270	for (art = al->items; art; art = art->next)
1429	{	1271	{
1430	if (!art->chance)	1272	if (!art->chance)
1431	LOG (llevError, "Warning: artifact with no chance: %s\n", &art->item->name);	1273	LOG (llevError, "Warning: artifact with no chance: %s\n", &art->item->name);
1432	else	1274	else
1433	al->total_chance += art->chance;	1275	al->total_chance += art->chance;
…		…
1438	}	1280	}
1439		1281
1440	LOG (llevDebug, "done.\n");	1282	LOG (llevDebug, "done.\n");
1441	}	1283	}
1442		1284
1443
1444	/*	1285	/*
1445	* Used in artifact generation. The bonuses of the first object	1286	* Used in artifact generation. The bonuses of the first object
1446	* is modified by the bonuses of the second object.	1287	* is modified by the bonuses of the second object.
1447	*/	1288	*/
1448
1449	void	1289	void
1450	add_abilities (object *op, object *change)	1290	add_abilities (object *op, object *change)
1451	{	1291	{
1452	int i, tmp;	1292	int i, tmp;
1453		1293
1454	if (change->face != blank_face)	1294	if (change->face != blank_face)
1455	{	1295	{
1456	#ifdef TREASURE_VERBOSE	1296	#ifdef TREASURE_VERBOSE
1457	LOG (llevDebug, "FACE: %d\n", change->face->number);	1297	LOG (llevDebug, "add_abilities change face: %d\n", change->face);
1458	#endif	1298	#endif
1459	op->face = change->face;	1299	op->face = change->face;
1460	}	1300	}
1461		1301
1462	for (i = 0; i < NUM_STATS; i++)	1302	for (i = 0; i < NUM_STATS; i++)
1463	change_attr_value (&(op->stats), i, get_attr_value (&(change->stats), i));	1303	change_attr_value (&(op->stats), i, change->stats.stat (i));
1464		1304
1465	op->attacktype |= change->attacktype;	1305	op->attacktype |= change->attacktype;
1466	op->path_attuned |= change->path_attuned;	1306	op->path_attuned |= change->path_attuned;
1467	op->path_repelled |= change->path_repelled;	1307	op->path_repelled |= change->path_repelled;
1468	op->path_denied |= change->path_denied;	1308	op->path_denied |= change->path_denied;
…		…
1502		1342
1503	op->set_speed (op->speed);	1343	op->set_speed (op->speed);
1504	}	1344	}
1505		1345
1506	if (change->nrof)	1346	if (change->nrof)
1507	op->nrof = RANDOM () % ((int) change->nrof) + 1;	1347	op->nrof = rndm (change->nrof) + 1;
1508		1348
1509	op->stats.exp += change->stats.exp; /* Speed modifier */	1349	op->stats.exp += change->stats.exp; /* Speed modifier */
1510	op->stats.wc += change->stats.wc;	1350	op->stats.wc += change->stats.wc;
1511	op->stats.ac += change->stats.ac;	1351	op->stats.ac += change->stats.ac;
1512		1352
…		…
1615	op->gen_sp_armour = (signed char) (((int) op->gen_sp_armour * ((int) change->gen_sp_armour)) / (int) 100);	1455	op->gen_sp_armour = (signed char) (((int) op->gen_sp_armour * ((int) change->gen_sp_armour)) / (int) 100);
1616	}	1456	}
1617		1457
1618	op->value *= change->value;	1458	op->value *= change->value;
1619		1459
1620	if (change->material)	1460	if (change->materials)
1621	op->material = change->material;	1461	op->materials = change->materials;
1622		1462
1623	if (change->materialname)	1463	if (change->materialname)
1624	op->materialname = change->materialname;	1464	op->materialname = change->materialname;
1625		1465
1626	if (change->slaying)	1466	if (change->slaying)
…		…
1632	if (change->msg)	1472	if (change->msg)
1633	op->msg = change->msg;	1473	op->msg = change->msg;
1634	}	1474	}
1635		1475
1636	static int	1476	static int
1637	legal_artifact_combination (object *op, artifact * art)	1477	legal_artifact_combination (object *op, artifact *art)
1638	{	1478	{
1639	int neg, success = 0;	1479	int neg, success = 0;
1640	linked_char *tmp;	1480	linked_char *tmp;
1641	const char *name;	1481	const char *name;
1642		1482
1643	if (art->allowed == (linked_char *) NULL)	1483	if (!art->allowed)
1644	return 1; /* Ie, "all" */	1484	return 1; /* Ie, "all" */
		1485
1645	for (tmp = art->allowed; tmp; tmp = tmp->next)	1486	for (tmp = art->allowed; tmp; tmp = tmp->next)
1646	{	1487	{
1647	#ifdef TREASURE_VERBOSE	1488	#ifdef TREASURE_VERBOSE
1648	LOG (llevDebug, "legal_art: %s\n", tmp->name);	1489	LOG (llevDebug, "legal_art: %s\n", &tmp->name);
1649	#endif	1490	#endif
1650	if (*tmp->name == '!')	1491	if (*tmp->name == '!')
1651	name = tmp->name + 1, neg = 1;	1492	name = tmp->name + 1, neg = 1;
1652	else	1493	else
1653	name = tmp->name, neg = 0;	1494	name = tmp->name, neg = 0;
1654		1495
1655	/* If we match name, then return the opposite of 'neg' */	1496	/* If we match name, then return the opposite of 'neg' */
1656	if (!strcmp (name, op->name) || (op->arch && !strcmp (name, op->arch->name)))	1497	if (!strcmp (name, op->name) || (op->arch && !strcmp (name, op->arch->archname)))
1657	return !neg;	1498	return !neg;
1658		1499
1659	/* Set success as true, since if the match was an inverse, it means	1500	/* Set success as true, since if the match was an inverse, it means
1660	* everything is allowed except what we match	1501	* everything is allowed except what we match
1661	*/	1502	*/
1662	else if (neg)	1503	else if (neg)
1663	success = 1;	1504	success = 1;
1664	}	1505	}
		1506
1665	return success;	1507	return success;
1666	}	1508	}
1667		1509
1668	/*	1510	/*
1669	* Fixes the given object, giving it the abilities and titles	1511	* Fixes the given object, giving it the abilities and titles
…		…
1720	return;	1562	return;
1721	}	1563	}
1722		1564
1723	for (i = 0; i < ARTIFACT_TRIES; i++)	1565	for (i = 0; i < ARTIFACT_TRIES; i++)
1724	{	1566	{
1725	int roll = RANDOM () % al->total_chance;	1567	int roll = rndm (al->total_chance);
1726		1568
1727	for (art = al->items; art != NULL; art = art->next)	1569	for (art = al->items; art; art = art->next)
1728	{	1570	{
1729	roll -= art->chance;	1571	roll -= art->chance;
1730	if (roll < 0)	1572	if (roll < 0)
1731	break;	1573	break;
1732	}	1574	}
…		…
1748	continue;	1590	continue;
1749		1591
1750	if (!legal_artifact_combination (op, art))	1592	if (!legal_artifact_combination (op, art))
1751	{	1593	{
1752	#ifdef TREASURE_VERBOSE	1594	#ifdef TREASURE_VERBOSE
1753	LOG (llevDebug, "%s of %s was not a legal combination.\n", op->name, art->item->name);	1595	LOG (llevDebug, "%s of %s was not a legal combination.\n", &op->name, &art->item->name);
1754	#endif	1596	#endif
1755	continue;	1597	continue;
1756	}	1598	}
		1599
1757	give_artifact_abilities (op, art->item);	1600	give_artifact_abilities (op, art->item);
1758	return;	1601	return;
1759	}	1602	}
1760	}	1603	}
1761		1604
…		…
1805	SET_FLAG (item, FLAG_NO_STEAL);	1648	SET_FLAG (item, FLAG_NO_STEAL);
1806	}	1649	}
1807	}	1650	}
1808		1651
1809	/* special_potion() - so that old potion code is still done right. */	1652	/* special_potion() - so that old potion code is still done right. */
1810
1811	int	1653	int
1812	special_potion (object *op)	1654	special_potion (object *op)
1813	{	1655	{
1814	if (op->attacktype)	1656	if (op->attacktype)
1815	return 1;	1657	return 1;
…		…
1825	}	1667	}
1826		1668
1827	void	1669	void
1828	free_treasurestruct (treasure *t)	1670	free_treasurestruct (treasure *t)
1829	{	1671	{
1830	if (t->next)
1831	free_treasurestruct (t->next);	1672	if (t->next) free_treasurestruct (t->next);
1832	if (t->next_yes)
1833	free_treasurestruct (t->next_yes);	1673	if (t->next_yes) free_treasurestruct (t->next_yes);
1834	if (t->next_no)
1835	free_treasurestruct (t->next_no);	1674	if (t->next_no) free_treasurestruct (t->next_no);
1836		1675
1837	delete t;	1676	delete t;
1838	}	1677	}
1839		1678
1840	void	1679	void
…		…
1845		1684
1846	delete lc;	1685	delete lc;
1847	}	1686	}
1848		1687
1849	void	1688	void
1850	free_artifact (artifact * at)	1689	free_artifact (artifact *at)
1851	{	1690	{
1852	if (at->next)
1853	free_artifact (at->next);	1691	if (at->next) free_artifact (at->next);
1854
1855	if (at->allowed)
1856	free_charlinks (at->allowed);	1692	if (at->allowed) free_charlinks (at->allowed);
1857		1693
1858	at->item->destroy (1);	1694	at->item->destroy (1);
1859		1695
1860	delete at;	1696	sfree (at);
1861	}	1697	}
1862		1698
1863	void	1699	void
1864	free_artifactlist (artifactlist * al)	1700	free_artifactlist (artifactlist *al)
1865	{	1701	{
1866	artifactlist *nextal;	1702	artifactlist *nextal;
1867		1703
1868	for (al = first_artifactlist; al; al = nextal)	1704	for (al = first_artifactlist; al; al = nextal)
1869	{	1705	{
1870	nextal = al->next;	1706	nextal = al->next;
1871		1707
1872	if (al->items)	1708	if (al->items)
1873	free_artifact (al->items);	1709	free_artifact (al->items);
1874		1710
1875	free (al);	1711	sfree (al);
1876	}	1712	}
1877	}	1713	}
1878		1714
1879	void	1715	void
1880	free_all_treasures (void)	1716	free_all_treasures (void)
1881	{	1717	{
1882	treasurelist *tl, *next;	1718	treasurelist *tl, *next;
1883		1719
1884
1885	for (tl = first_treasurelist; tl != NULL; tl = next)	1720	for (tl = first_treasurelist; tl; tl = next)
1886	{	1721	{
		1722	clear (tl);
		1723
1887	next = tl->next;	1724	next = tl->next;
1888	if (tl->items)
1889	free_treasurestruct (tl->items);
1890	delete tl;	1725	delete tl;
1891	}	1726	}
		1727
1892	free_artifactlist (first_artifactlist);	1728	free_artifactlist (first_artifactlist);
1893	}	1729	}

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