[ViewVC] Diff of: cvs/deliantra/server/server/spell

Comparing deliantra/server/server/spell_util.C (file contents):
Revision 1.29 by root, Tue Dec 26 20:04:09 2006 UTC vs.
Revision 1.83 by root, Mon Sep 29 11:52:34 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 (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
4	Copyright (C) 2001 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team
5	Copyright (C) 1992 Frank Tore Johansen	6	* Copyright (©) 1992,2007 Frank Tore Johansen
6		7	*
7	This program is free software; you can redistribute it and/or modify	8	* Deliantra is free software: you can redistribute it and/or modify
8	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
9	the Free Software Foundation; either version 2 of the License, or	10	* the Free Software Foundation, either version 3 of the License, or
10	(at your option) any later version.	11	* (at your option) any later version.
11		12	*
12	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,
13	but WITHOUT ANY WARRANTY; without even the implied warranty of	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
14	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15	GNU General Public License for more details.	16	* GNU General Public License for more details.
16		17	*
17	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
18	along with this program; if not, write to the Free Software	19	* along with this program. If not, see <http://www.gnu.org/licenses/>.
19	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	20	*
20		21	* The authors can be reached via e-mail to <support@deliantra.net>
21	The authors can be reached via e-mail at <crossfire@schmorp.de>
22	*/	22	*/
23
24		23
25	#include <global.h>	24	#include <global.h>
26	#include <spells.h>	25	#include <spells.h>
27	#include <object.h>	26	#include <object.h>
28	#include <errno.h>	27	#include <errno.h>
37	*/	36	*/
38	object *	37	object *
39	find_random_spell_in_ob (object ob, const char skill)	38	find_random_spell_in_ob (object ob, const char skill)
40	{	39	{
41	int k = 0, s;	40	int k = 0, s;
42	object *tmp;
43		41
44	for (tmp = ob->inv; tmp; tmp = tmp->below)	42	for (object *tmp = ob->inv; tmp; tmp = tmp->below)
45	if (tmp->type == SPELL && (!skill \|\| tmp->skill == skill))	43	if (tmp->type == SPELL && (!skill \|\| tmp->skill == skill))
46	k++;	44	k++;
47		45
48	/* No spells, no need to progess further */	46	/* No spells, no need to progess further */
49	if (!k)	47	if (!k)
50	return NULL;	48	return NULL;
51		49
52	s = RANDOM () % k;	50	s = RANDOM () % k;
53		51
54	for (tmp = ob->inv; tmp; tmp = tmp->below)	52	for (object *tmp = ob->inv; tmp; tmp = tmp->below)
55	if (tmp->type == SPELL && (!skill \|\| tmp->skill == skill))	53	if (tmp->type == SPELL && (!skill \|\| tmp->skill == skill))
56	{
57	if (!s)	54	if (!s)
58	return tmp;	55	return tmp;
59	else	56	else
60	s--;	57	s--;
61	}	58
62	/* Should never get here, but just in case */	59	/* Should never get here, but just in case */
63	return NULL;	60	return 0;
64	}	61	}
65		62
66	/* Relatively simple function that gets used a lot.	63	/* Relatively simple function that gets used a lot.
67	* Basically, it sets up the skill pointer for the spell being	64	* Basically, it sets up the skill pointer for the spell being
68	* cast. If op is really casting the spell, then the skill	65	* cast. If op is really casting the spell, then the skill
…		…
78	dest->skill = spob->skill;	75	dest->skill = spob->skill;
79	else	76	else
80	dest->skill = caster->skill;	77	dest->skill = caster->skill;
81	}	78	}
82		79
83	/* init_spells: This should really be called check_spells, as that
84	* is what it does. It goes through the spells looking for any
85	* obvious errors. This was most useful in debugging when re-doing
86	* all the spells to catch simple errors. To use it all the time
87	* will result in it spitting out messages that aren't really errors.
88	*/
89	void
90	init_spells (void)
91	{
92	#ifdef SPELL_DEBUG
93	static int init_spells_done = 0;
94	int i;
95	archetype *at;
96
97	if (init_spells_done)
98	return;
99	LOG (llevDebug, "Checking spells...\n");
100
101	for (at = first_archetype; at; at = at->next)
102	{
103	if (at->clone.type == SPELL)
104	{
105	if (at->clone.skill)
106	{
107	for (i = 1; i < NUM_SKILLS; i++)
108	if (!strcmp (skill_names[i], at->clone.skill))
109	break;
110	if (i == NUM_SKILLS)
111	{
112	LOG (llevError, "Spell %s has improper associated skill %s\n", at->name, at->clone.skill);
113	}
114	}
115	/* other_arch is already checked for in the loader */
116	}
117	}
118
119	i = 0;
120	while (spell_mapping[i])
121	{
122	if (!archetype::find (spell_mapping[i]))
123	{
124	LOG (llevError, "Unable to find spell mapping %s (%i)\n", spell_mapping[i], i);
125	}
126	i++;
127	}
128	LOG (llevDebug, "Checking spells completed.\n");
129	#endif
130	}
131
132	/* Dumps all the spells - now also dumps skill associated with the spell.
133	* not sure what this would be used for, as the data seems pretty
134	* minimal, but easy enough to keep around.
135	*/
136	void
137	dump_spells (void)
138	{
139	archetype *at;
140
141	for (at = first_archetype; at; at = at->next)
142	{
143	if (at->clone.type == SPELL)
144	{
145	fprintf (stderr, "%s:%s:%s:%s:%d\n", &at->clone.name,
146	&at->name, at->clone.other_arch ? &at->clone.other_arch->name : "<nil>", &at->clone.skill, at->clone.level);
147	}
148	}
149	}
150
151	/* pretty basic function - basically just takes	80	/* pretty basic function - basically just takes
152	* an object, sets the x,y, and calls insert_ob_in_map	81	* an object, sets the x,y, and calls insert_ob_in_map
153	*/	82	*/
154	void	83	void
155	spell_effect (object spob, int x, int y, maptile map, object *originator)	84	spell_effect (object spob, int x, int y, maptile map, object *originator)
156	{	85	{
157	if (spob->other_arch)	86	if (spob->other_arch)
158	map->insert (arch_to_object (spob->other_arch), x, y, originator);	87	map->insert (arch_to_object (spob->other_arch), x, y, originator);
159	}	88	}
160		89
161	/*	90	static int
162	* This function takes a caster and spell and presents the	91	attuned_bonus (object caster, object spell, int level)
163	* effective level the caster needs to be to cast the spell.
164	* basically, it just adjusts the spell->level with attuned/repelled
165	* spellpaths. Was called path_level_mod
166	*
167	* caster is person casting hte spell.
168	* spell is the spell object.
169	* Returns modified level.
170	*/
171	int
172	min_casting_level (object caster, object spell)
173	{	92	{
174	int new_level;	93	// compute the attuned/repelled bonus
175		94	// attuned only increases up to 2 times the original level (i.e. bonus <= level) */
176	if (caster->path_denied & spell->path_attuned)	95	// repell has no such quarrels
177	return 1;	96	return (caster->path_attuned & spell->path_attuned ? min (level, +ATTUNE_REPELL) : 0)
178		97	+ (caster->path_repelled & spell->path_attuned ? -ATTUNE_REPELL : 0);
179	new_level = spell->level
180	+ ((caster->path_repelled & spell->path_attuned) ? +2 : 0) + ((caster->path_attuned & spell->path_attuned) ? -2 : 0);
181
182	return (new_level < 1) ? 1 : new_level;
183	}	98	}
184
185		99
186	/* This function returns the effective level the spell	100	/* This function returns the effective level the spell
187	* is being cast at.	101	* is being cast at.
188	* Note that I changed the repelled/attuned bonus to 2 from 5.
189	* This is because the new code compares casting_level against
190	* min_caster_level, so the difference is effectively 4
191	*/	102	*/
192
193	int	103	int
194	caster_level (object caster, object spell)	104	casting_level (object caster, object spell)
195	{	105	{
196	int level = caster->level;	106	int level = caster->level;
197
198	/* If this is a player, try to find the matching skill */
199	if (caster->type == PLAYER && spell->skill)
200	for (int i = 0; i < NUM_SKILLS; i++)
201	if (caster->contr->last_skill_ob[i] && caster->contr->last_skill_ob[i]->skill == spell->skill)
202	{
203	level = caster->contr->last_skill_ob[i]->level;
204	break;
205	}
206		107
207	/* if a rod is fired by a player, take the use_magic_item skill in consideration. */	108	/* if a rod is fired by a player, take the use_magic_item skill in consideration. */
208	if (caster->type == ROD && caster->env && caster->env->type == PLAYER)	109	if (caster->type == ROD && caster->env && caster->env->type == PLAYER)
209	{	110	{
210	object *skill = find_skill_by_number (caster->env, SK_USE_MAGIC_ITEM);	111	object *skill = find_skill_by_number (caster->env, SK_USE_MAGIC_ITEM);
211	int sk_level = skill ? skill->level : 1;	112	int sk_level = skill ? skill->level : 1;
212		113
213	level = MIN (level, sk_level + level / 10 + 1);	114	level = min (level, sk_level + level / 10 + 1);
214	}	115	}
		116	else if (caster->type == PLAYER) /* If this is a player, try to find the matching skill */
		117	if (object *skill = caster->contr->find_skill (spell->skill))
		118	level = skill->level;
215		119
216	/* Got valid caster level. Now adjust for attunement */	120	int bonus = attuned_bonus (caster, spell, level);
217	level += ((caster->path_repelled & spell->path_attuned) ? -2 : 0) + ((caster->path_attuned & spell->path_attuned) ? 2 : 0);	121
		122	level += bonus;
		123
		124	// now scale the effective level from the startinglevel..100 range to 1..100
		125	if (level < 100)
		126	level = lerp (level, (int)spell->level, 100, 1, 100);
218		127
219	/* Always make this at least 1. If this is zero, we get divide by zero	128	/* Always make this at least 1. If this is zero, we get divide by zero
220	* errors in various places.	129	* errors in various places.
221	*/	130	*/
222	if (level < 1)
223	level = 1;
224
225	return level;	131	return max (level, 1);
226	}	132	}
227		133
228	/* The following function scales the spellpoint cost of	134	/* The following function scales the spellpoint cost of
229	* a spell by it's increased effectiveness. Some of the	135	* a spell by it's increased effectiveness. Some of the
230	* lower level spells become incredibly vicious at high	136	* lower level spells become incredibly vicious at high
…		…
234	* caster is what is casting the spell, can be op.	140	* caster is what is casting the spell, can be op.
235	* spell is the spell object.	141	* spell is the spell object.
236	* Note that it is now possible for a spell to cost both grace and	142	* Note that it is now possible for a spell to cost both grace and
237	* mana. In that case, we return which ever value is higher.	143	* mana. In that case, we return which ever value is higher.
238	*/	144	*/
239
240	sint16	145	sint16
241	SP_level_spellpoint_cost (object caster, object spell, int flags)	146	SP_level_spellpoint_cost (object caster, object spell, int flags)
242	{	147	{
243	int sp, grace, level = caster_level (caster, spell);	148	int sp, grace, level = casting_level (caster, spell);
244		149
245	if (settings.spellpoint_level_depend == TRUE)	150	if (settings.spellpoint_level_depend == TRUE)
246	{	151	{
247	if (spell->stats.sp && spell->stats.maxsp)	152	if (spell->stats.sp && spell->stats.maxsp)
248	{	153	{
…		…
269	else	174	else
270	{	175	{
271	sp = (int) (spell->stats.sp * PATH_SP_MULT (caster, spell));	176	sp = (int) (spell->stats.sp * PATH_SP_MULT (caster, spell));
272	if (spell->stats.sp && !sp)	177	if (spell->stats.sp && !sp)
273	sp = 1;	178	sp = 1;
		179
274	grace = (int) (spell->stats.grace * PATH_SP_MULT (caster, spell));	180	grace = (int) (spell->stats.grace * PATH_SP_MULT (caster, spell));
275	if (spell->stats.grace && !grace)	181	if (spell->stats.grace && !grace)
276	grace = 1;	182	grace = 1;
277	}	183	}
		184
278	if (flags == SPELL_HIGHEST)	185	if (flags == SPELL_HIGHEST)
279	return MAX (sp, grace);	186	return MAX (sp, grace);
280	else if (flags == SPELL_GRACE)	187	else if (flags == SPELL_GRACE)
281	return grace;	188	return grace;
282	else if (flags == SPELL_MANA)	189	else if (flags == SPELL_MANA)
…		…
286	LOG (llevError, "SP_level_spellpoint_cost: Unknown flags passed: %d\n", flags);	193	LOG (llevError, "SP_level_spellpoint_cost: Unknown flags passed: %d\n", flags);
287	return 0;	194	return 0;
288	}	195	}
289	}	196	}
290		197
		198	/*
		199	* Return the effective casting level of the spell.
		200	* To make spells independent of their starting level, this function
		201	* scales the range spellstartlevel .. 100 into the range 1..100
		202	*/
		203	static int
		204	SP_casting_level (object caster, object spell)
		205	{
		206	return casting_level (caster, spell);
		207	}
291		208
292	/* SP_level_dam_adjust: Returns adjusted damage based on the caster.	209	/* SP_level_dam_adjust: Returns adjusted damage based on the caster.
293	* spob is the spell we are adjusting.	210	* spob is the spell we are adjusting.
294	*/	211	*/
295	int	212	int
296	SP_level_dam_adjust (object caster, object spob)	213	SP_level_dam_adjust (object caster, object spob)
297	{	214	{
298	int level = caster_level (caster, spob);
299	int adj = level - min_casting_level (caster, spob);
300
301	if (adj < 0)
302	adj = 0;
303	if (spob->dam_modifier)	215	if (!spob->dam_modifier)
304	adj /= spob->dam_modifier;
305	else
306	adj = 0;
307	return adj;	216	return 0;
		217
		218	return SP_casting_level (caster, spob) / spob->dam_modifier;
308	}	219	}
309		220
310	/* Adjust the strength of the spell based on level.	221	/* Adjust the strength of the spell based on level.
311	* This is basically the same as SP_level_dam_adjust above,	222	* This is basically the same as SP_level_dam_adjust above,
312	* but instead looks at the level_modifier value.	223	* but instead looks at the level_modifier value.
313	*/	224	*/
314	int	225	int
315	SP_level_duration_adjust (object caster, object spob)	226	SP_level_duration_adjust (object caster, object spob)
316	{	227	{
317	int level = caster_level (caster, spob);
318	int adj = level - min_casting_level (caster, spob);
319
320	if (adj < 0)
321	adj = 0;
322	if (spob->duration_modifier)	228	if (!spob->duration_modifier)
323	adj /= spob->duration_modifier;
324	else
325	adj = 0;
326
327	return adj;	229	return 0;
		230
		231	return SP_casting_level (caster, spob) / spob->duration_modifier;
328	}	232	}
329		233
330	/* Adjust the strength of the spell based on level.	234	/* Adjust the strength of the spell based on level.
331	* This is basically the same as SP_level_dam_adjust above,	235	* This is basically the same as SP_level_dam_adjust above,
332	* but instead looks at the level_modifier value.	236	* but instead looks at the level_modifier value.
333	*/	237	*/
334	int	238	int
335	SP_level_range_adjust (object caster, object spob)	239	SP_level_range_adjust (object caster, object spob)
336	{	240	{
337	int level = caster_level (caster, spob);
338	int adj = level - min_casting_level (caster, spob);
339
340	if (adj < 0)
341	adj = 0;
342	if (spob->range_modifier)	241	if (!spob->range_modifier)
343	adj /= spob->range_modifier;
344	else
345	adj = 0;
346
347	return adj;	242	return 0;
		243
		244	return SP_casting_level (caster, spob) / spob->range_modifier;
348	}	245	}
349		246
350	/* Checks to see if player knows the spell. If the name is the same	247	/* Checks to see if player knows the spell. If the name is the same
351	* as an existing spell, we presume they know it.	248	* as an existing spell, we presume they know it.
352	* returns 1 if they know the spell, 0 if they don't.	249	* returns 1 if they know the spell, 0 if they don't.
353	*/	250	*/
354	object *	251	object *
355	check_spell_known (object op, const char name)	252	check_spell_known (object op, const char name)
356	{	253	{
357	object *spop;	254	object *spop;
		255	shstr_cmp name_ (name);
358		256
359	for (spop = op->inv; spop; spop = spop->below)	257	for (spop = op->inv; spop; spop = spop->below)
360	if (spop->type == SPELL && !strcmp (spop->name, name))	258	if (spop->type == SPELL && spop->name == name)
361	return spop;	259	return spop;
362		260
363	return NULL;	261	return 0;
364	}	262	}
365
366		263
367	/*	264	/*
368	* Look at object 'op' and see if they know the spell	265	* Look at object 'op' and see if they know the spell
369	* spname. This is pretty close to check_spell_known	266	* spname. This is pretty close to check_spell_known
370	* above, but it uses a looser matching mechanism.	267	* above, but it uses a looser matching mechanism.
371	* returns the matching spell object, or NULL.	268	* returns the matching spell object, or NULL.
372	* If we match multiple spells but don't get an	269	* If we match multiple spells but don't get an
373	* exact match, we also return NULL.	270	* exact match, we also return NULL.
374	*/	271	*/
375
376	object *	272	object *
377	lookup_spell_by_name (object op, const char spname)	273	lookup_spell_by_name (object op, const char spname)
378	{	274	{
379	object spob1 = NULL, spob2 = NULL, *spob;	275	object spob1 = NULL, spob2 = NULL, *spob;
380	int nummatch = 0;	276	int nummatch = 0;
…		…
426	* eg, updated for tiled maps.	322	* eg, updated for tiled maps.
427	*/	323	*/
428	int	324	int
429	reflwall (maptile m, int x, int y, object sp_op)	325	reflwall (maptile m, int x, int y, object sp_op)
430	{	326	{
431	object *op;
432
433	if (OUT_OF_REAL_MAP (m, x, y))	327	if (OUT_OF_REAL_MAP (m, x, y))
434	return 0;	328	return 0;
		329
435	for (op = GET_MAP_OB (m, x, y); op != NULL; op = op->above)	330	for (object *op = GET_MAP_OB (m, x, y); op; op = op->above)
436	if (QUERY_FLAG (op, FLAG_REFL_SPELL)	331	if (QUERY_FLAG (op, FLAG_REFL_SPELL)
437	&& (!QUERY_FLAG (op, FLAG_ALIVE)	332	&& (!QUERY_FLAG (op, FLAG_ALIVE)
438	\|\| (rndm (0, 99)) < 90 - (sp_op->level / 10)))	333	\|\| (rndm (0, 99)) < 90 - (sp_op->level / 10)))
439	return 1;	334	return 1;
440		335
…		…
461	new_draw_info (NDI_UNIQUE, 0, op, "Something is in the way.");	356	new_draw_info (NDI_UNIQUE, 0, op, "Something is in the way.");
462	new_draw_info (NDI_UNIQUE, 0, op, "You cast it at your feet.");	357	new_draw_info (NDI_UNIQUE, 0, op, "You cast it at your feet.");
463	dir = 0;	358	dir = 0;
464	}	359	}
465		360
		361	SET_FLAG (new_op, FLAG_IDENTIFIED);
466	op->map->insert (new_op,	362	op->map->insert (new_op,
467	op->x + freearr_x[dir], op->y + freearr_y[dir],	363	op->x + freearr_x[dir], op->y + freearr_y[dir],
468	op,	364	op,
469	dir ? 0 : INS_BELOW_ORIGINATOR);	365	dir ? 0 : INS_BELOW_ORIGINATOR);
470		366
…		…
477	* has the AT_MAGIC bit set, and there is a counterwall	373	* has the AT_MAGIC bit set, and there is a counterwall
478	* on the space, the object doesn't get placed. if immune stop	374	* on the space, the object doesn't get placed. if immune stop
479	* does not have AT_MAGIC, then counterwalls do not effect the spell.	375	* does not have AT_MAGIC, then counterwalls do not effect the spell.
480	*	376	*
481	*/	377	*/
482
483	int	378	int
484	ok_to_put_more (maptile m, sint16 x, sint16 y, object op, int immune_stop)	379	ok_to_put_more (maptile m, sint16 x, sint16 y, object op, int immune_stop)
485	{	380	{
486	object *tmp;	381	if (!xy_normalise (m, x, y))
487	int mflags;
488	maptile *mp;
489
490	mp = m;
491	mflags = get_map_flags (m, &mp, x, y, &x, &y);
492
493	if (mflags & P_OUT_OF_MAP)
494	return 0;	382	return 0;
495		383
496	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (mp, x, y)))	384	mapspace &ms = m->at (x, y);
		385	ms.update ();
		386
		387	if (OB_TYPE_MOVE_BLOCK (op, ms.move_block))
497	return 0;	388	return 0;
498		389
499	for (tmp = GET_MAP_OB (mp, x, y); tmp != NULL; tmp = tmp->above)	390	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
500	{	391	{
501	/* If there is a counterspell on the space, and this	392	/* If there is a counterspell on the space, and this
502	* object is using magic, don't progress. I believe we could	393	* object is using magic, don't progress. I believe we could
503	* leave this out and let in progress, and other areas of the code	394	* leave this out and let in progress, and other areas of the code
504	* will then remove it, but that would seem to to use more	395	* will then remove it, but that would seem to to use more
505	* resources, and may not work as well if a player is standing	396	* resources, and may not work as well if a player is standing
506	* on top of a counterwall spell (may hit the player before being	397	* on top of a counterwall spell (may hit the player before being
507	* removed.) On the other hand, it may be more dramatic for the	398	* removed.) On the other hand, it may be more dramatic for the
508	* spell to actually hit the counterwall and be sucked up.	399	* spell to actually hit the counterwall and be sucked up.
509	*/	400	*/
510	if ((tmp->attacktype & AT_COUNTERSPELL) &&	401	if ((tmp->attacktype & AT_COUNTERSPELL)
511	(tmp->type != PLAYER) && !QUERY_FLAG (tmp, FLAG_MONSTER) &&	402	&& !QUERY_FLAG (tmp, FLAG_MONSTER)
512	(tmp->type != WEAPON) && (tmp->type != BOW) && (tmp->type != ARROW) && (tmp->type != GOLEM) && (immune_stop & AT_MAGIC))	403	&& (tmp->type != PLAYER)
		404	&& (tmp->type != WEAPON)
		405	&& (tmp->type != BOW)
		406	&& (tmp->type != ARROW)
		407	&& (tmp->type != GOLEM)
		408	&& !QUERY_FLAG (tmp, FLAG_IS_FLOOR) // XXX:
		409	// we special case floor here because there
		410	// are sometimes spell effect floors
		411	// which are used to inflict damage
		412	// (and those shouldn't go away from
		413	// sanctuary) see also: permanent lava
		414	&& (immune_stop & AT_MAGIC))
513	return 0;	415	return 0;
514		416
515	/* This is to prevent 'out of control' spells. Basically, this	417	/* This is to prevent 'out of control' spells. Basically, this
516	* limits one spell effect per space per spell. This is definately	418	* limits one spell effect per space per spell. This is definately
517	* needed for performance reasons, and just for playability I believe.	419	* needed for performance reasons, and just for playability I believe.
…		…
524	/*	426	/*
525	* Combine similar spell effects into one spell effect. Needed for	427	* Combine similar spell effects into one spell effect. Needed for
526	* performance reasons with meteor swarm and the like, but also for	428	* performance reasons with meteor swarm and the like, but also for
527	* playability reasons.	429	* playability reasons.
528	*/	430	*/
529	if (tmp->arch == op->arch	431	if (tmp->arch == op->arch /* no harm if not comparing by name here */
530	&& tmp->type == op->type	432	&& tmp->type == op->type
531	&& tmp->subtype == op->subtype	433	&& tmp->subtype == op->subtype
		434	&& tmp->owner == op->owner
532	&& tmp->owner == op->owner && ((tmp->subtype == SP_EXPLOSION) \|\| (tmp->subtype == SP_CONE && tmp->stats.sp == op->stats.sp)))	435	&& ((tmp->subtype == SP_EXPLOSION) \|\| (tmp->subtype == SP_CONE && tmp->stats.sp == op->stats.sp)))
533	{	436	{
534	tmp->stats.dam = MAX (tmp->stats.dam, op->stats.dam);	437	tmp->stats.dam = MAX (tmp->stats.dam, op->stats.dam);
535	tmp->range = MAX (tmp->range, op->range);	438	tmp->range = MAX (tmp->range, op->range);
536	tmp->duration = MAX (tmp->duration, op->duration);	439	tmp->duration = MAX (tmp->duration, op->duration);
537	return 0;	440	return 0;
…		…
539		442
540	/* Perhaps we should also put checks in for no magic and unholy	443	/* Perhaps we should also put checks in for no magic and unholy
541	* ground to prevent it from moving along?	444	* ground to prevent it from moving along?
542	*/	445	*/
543	}	446	}
		447
544	/* If it passes the above tests, it must be OK */	448	/* If it passes the above tests, it must be OK */
545	return 1;	449	return 1;
546	}	450	}
547		451
548	/* fire_arch_from_position: fires an archetype.	452	/* fire_arch_from_position: fires an archetype.
…		…
553	* dir: direction to fire in.	457	* dir: direction to fire in.
554	* spell: spell that is being fired. It uses other_arch for the archetype	458	* spell: spell that is being fired. It uses other_arch for the archetype
555	* to fire.	459	* to fire.
556	* returns 0 on failure, 1 on success.	460	* returns 0 on failure, 1 on success.
557	*/	461	*/
558
559	int	462	int
560	fire_arch_from_position (object op, object caster, sint16 x, sint16 y, int dir, object *spell)	463	fire_arch_from_position (object op, object caster, sint16 x, sint16 y, int dir, object *spell)
561	{	464	{
562	object *tmp;
563	int mflags;
564	maptile *m;
565
566	if (spell->other_arch == NULL)	465	if (!spell->other_arch)
567	return 0;	466	return 0;
568		467
569	m = op->map;	468	object *tmp = spell->other_arch->instance ();
570	mflags = get_map_flags (m, &m, x, y, &x, &y);
571	if (mflags & P_OUT_OF_MAP)
572	{
573	return 0;
574	}
575		469
576	tmp = arch_to_object (spell->other_arch);	470	if (!tmp)
577
578	if (tmp == NULL)
579	return 0;	471	return 0;
580
581	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (m, x, y)))
582	{
583	new_draw_info (NDI_UNIQUE, 0, op, "You can't cast the spell on top of a wall!\n");
584	tmp->destroy ();
585	return 0;
586	}
587		472
588	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);	473	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
589	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);	474	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);
590	/* code in time.c uses food for some things, duration for others */	475	/* code in time.c uses food for some things, duration for others */
591	tmp->stats.food = tmp->duration;	476	tmp->stats.food = tmp->duration;
592	tmp->range = spell->range + SP_level_range_adjust (caster, spell);	477	tmp->range = spell->range + SP_level_range_adjust (caster, spell);
593	tmp->attacktype = spell->attacktype;	478	tmp->attacktype = spell->attacktype;
594	tmp->x = x;
595	tmp->y = y;
596	tmp->direction = dir;	479	tmp->direction = dir;
597	if (op->owner != NULL)
598	tmp->set_owner (op);	480	tmp->set_owner (op);
599	else
600	tmp->set_owner (op);
601	tmp->level = caster_level (caster, spell);	481	tmp->level = casting_level (caster, spell);
602	set_spell_skill (op, caster, spell, tmp);	482	set_spell_skill (op, caster, spell, tmp);
603		483
604	/* needed for AT_HOLYWORD,AT_GODPOWER stuff */	484	/* needed for AT_HOLYWORD,AT_GODPOWER stuff */
605	if (tmp->attacktype & AT_HOLYWORD \|\| tmp->attacktype & AT_GODPOWER)	485	if (tmp->attacktype & AT_HOLYWORD \|\| tmp->attacktype & AT_GODPOWER)
606	{
607	if (!tailor_god_spell (tmp, op))	486	if (!tailor_god_spell (tmp, op))
608	return 0;	487	return 0;
609	}	488
610	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))	489	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
611	SET_ANIMATION (tmp, dir);	490	SET_ANIMATION (tmp, dir);
612		491
613	if ((tmp = insert_ob_in_map (tmp, m, op, 0)))	492	if ((tmp = op->map->insert (tmp, x, y, op)))
614	move_spell_effect (tmp);	493	move_spell_effect (tmp);
615		494
616	return 1;	495	return 1;
617	}	496	}
618		497
…		…
623	****************************************************************************/	502	****************************************************************************/
624	void	503	void
625	regenerate_rod (object *rod)	504	regenerate_rod (object *rod)
626	{	505	{
627	if (rod->stats.hp < rod->stats.maxhp)	506	if (rod->stats.hp < rod->stats.maxhp)
628	{	507	rod->stats.hp = min (rod->stats.maxhp, rod->stats.hp + 1 + rod->stats.maxhp / 10);
629	rod->stats.hp += 1 + rod->stats.maxhp / 10;
630
631	if (rod->stats.hp > rod->stats.maxhp)
632	rod->stats.hp = rod->stats.maxhp;
633	}
634	}	508	}
635
636		509
637	void	510	void
638	drain_rod_charge (object *rod)	511	drain_rod_charge (object *rod)
639	{	512	{
640	rod->stats.hp -= SP_level_spellpoint_cost (rod, rod->inv, SPELL_HIGHEST);	513	rod->stats.hp -= SP_level_spellpoint_cost (rod, rod->inv, SPELL_HIGHEST);
641	}	514	}
642
643
644
645		515
646	/* this function is commonly used to find a friendly target for	516	/* this function is commonly used to find a friendly target for
647	* spells such as heal or protection or armour	517	* spells such as heal or protection or armour
648	* op is what is looking for the target (which can be a player),	518	* op is what is looking for the target (which can be a player),
649	* dir is the direction we are looking in. Return object found, or	519	* dir is the direction we are looking in. Return object found, or
650	* NULL if no good object.	520	* NULL if no good object.
651	*/	521	*/
652
653	object *	522	object *
654	find_target_for_friendly_spell (object *op, int dir)	523	find_target_for_friendly_spell (object *op, int dir)
655	{	524	{
656	object *tmp;	525	object *tmp;
657	maptile *m;
658	sint16 x, y;
659	int mflags;
660		526
661	/* I don't really get this block - if op isn't a player or rune,	527	/* I don't really get this block - if op isn't a player or rune,
662	* we then make the owner of this object the target.	528	* we then make the owner of this object the target.
663	* The owner could very well be no where near op.	529	* The owner could very well be no where near op.
664	*/	530	*/
…		…
671	if (!tmp \|\| !QUERY_FLAG (tmp, FLAG_MONSTER))	537	if (!tmp \|\| !QUERY_FLAG (tmp, FLAG_MONSTER))
672	tmp = op;	538	tmp = op;
673	}	539	}
674	else	540	else
675	{	541	{
676	m = op->map;	542	maptile *m = op->map;
677	x = op->x + freearr_x[dir];	543	sint16 x = op->x + freearr_x[dir];
678	y = op->y + freearr_y[dir];	544	sint16 y = op->y + freearr_y[dir];
679
680	mflags = get_map_flags (m, &m, x, y, &x, &y);
681
682	if (mflags & P_OUT_OF_MAP)
683	tmp = 0;
684	else	545
		546	tmp = xy_normalise (m, x, y)
685	tmp = m->at (x, y).player ();	547	? m->at (x, y).player ()
		548	: 0;
686	}	549	}
687		550
688	/* didn't find a player there, look in current square for a player */	551	/* didn't find a player there, look in current square for a player */
689	if (!tmp)	552	if (!tmp)
690	tmp = op->ms ().player ();	553	tmp = op->ms ().player ();
691		554
692	return tmp;	555	return tmp;
693	}	556	}
694
695
696		557
697	/* raytrace:	558	/* raytrace:
698	* spell_find_dir(map, x, y, exclude) will search first the center square	559	* spell_find_dir(map, x, y, exclude) will search first the center square
699	* then some close squares in the given map at the given coordinates for	560	* then some close squares in the given map at the given coordinates for
700	* live objects.	561	* live objects.
…		…
703	* monsters/generators only. If not, the spell will hunt players only.	564	* monsters/generators only. If not, the spell will hunt players only.
704	* It returns the direction toward the first/closest live object if it finds	565	* It returns the direction toward the first/closest live object if it finds
705	* any, otherwise -1.	566	* any, otherwise -1.
706	* note that exclude can be NULL, in which case all bets are off.	567	* note that exclude can be NULL, in which case all bets are off.
707	*/	568	*/
708
709	int	569	int
710	spell_find_dir (maptile m, int x, int y, object exclude)	570	spell_find_dir (maptile m, int x, int y, object exclude)
711	{	571	{
712	int i, max = SIZEOFFREE;	572	int i, max = SIZEOFFREE;
713	sint16 nx, ny;	573	sint16 nx, ny;
…		…
740	return freedir[i];	600	return freedir[i];
741	}	601	}
742	return -1; /* flag for "keep going the way you were" */	602	return -1; /* flag for "keep going the way you were" */
743	}	603	}
744		604
745
746
747	/* put_a_monster: puts a monster named monstername near by	605	/* put_a_monster: puts a monster named monstername near by
748	* op. This creates the treasures for the monsters, and	606	* op. This creates the treasures for the monsters, and
749	* also deals with multipart monsters properly.	607	* also deals with multipart monsters properly.
750	*/	608	*/
751
752	void	609	void
753	put_a_monster (object op, const char monstername)	610	put_a_monster (object op, const char monstername)
754	{	611	{
755	object tmp, head = NULL, *prev = NULL;	612	object tmp, head = NULL, *prev = NULL;
756	archetype *at;	613	archetype *at;
…		…
763		620
764	/* find a free square nearby	621	/* find a free square nearby
765	* first we check the closest square for free squares	622	* first we check the closest square for free squares
766	*/	623	*/
767		624
768	dir = find_first_free_spot (&at->clone, op->map, op->x, op->y);	625	dir = find_first_free_spot (at, op->map, op->x, op->y);
769	if (dir != -1)	626	if (dir != -1)
770	{	627	{
771	/* This is basically grabbed for generate monster. Fixed 971225 to	628	/* This is basically grabbed for generate monster. Fixed 971225 to
772	* insert multipart monsters properly	629	* insert multipart monsters properly
773	*/	630	*/
		631	//TODO: use expand_tail + ...
774	while (at != NULL)	632	while (at != NULL)
775	{	633	{
776	tmp = arch_to_object (at);	634	tmp = arch_to_object (at);
777	tmp->x = op->x + freearr_x[dir] + at->clone.x;	635	tmp->x = op->x + freearr_x[dir] + at->x;
778	tmp->y = op->y + freearr_y[dir] + at->clone.y;	636	tmp->y = op->y + freearr_y[dir] + at->y;
779	tmp->map = op->map;	637	tmp->map = op->map;
780	if (head)	638	if (head)
781	{	639	{
782	tmp->head = head;	640	tmp->head = head;
783	prev->more = tmp;	641	prev->more = tmp;
784	}	642	}
		643
785	if (!head)	644	if (!head)
786	head = tmp;	645	head = tmp;
		646
787	prev = tmp;	647	prev = tmp;
		648
788	at = at->more;	649	at = (archetype *)at->more;
789	}	650	}
790		651
791	if (head->randomitems)	652	if (head->randomitems)
792	create_treasure (head->randomitems, head, GT_INVISIBLE, op->map->difficulty, 0);	653	create_treasure (head->randomitems, head, GT_INVISIBLE, op->map->difficulty, 0);
793		654
794	insert_ob_in_map (head, op->map, op, 0);	655	insert_ob_in_map (head, op->map, op, 0);
795		656
796	/* thought it'd be cool to insert a burnout, too. */	657	/* thought it'd be cool to insert a burnout, too. */
797	op->map->insert (get_archetype ("burnout"), op->x + freearr_x[dir], op->y + freearr_y[dir], op);	658	op->map->insert (archetype::get (shstr_burnout), op->x + freearr_x[dir], op->y + freearr_y[dir], op);
798	}	659	}
799	}	660	}
800		661
801	/* peterm: function which summons hostile monsters and	662	/* peterm: function which summons hostile monsters and
802	* places them in nearby squares.	663	* places them in nearby squares.
…		…
829	{	690	{
830	int attacktype;	691	int attacktype;
831	int face;	692	int face;
832	} ATTACKS[22] =	693	} ATTACKS[22] =
833	{	694	{
834	{
835	AT_PHYSICAL, 0},	695	{ AT_PHYSICAL, 0},
836	{
837	AT_PHYSICAL, 0}, /face = explosion /	696	{ AT_PHYSICAL, 0}, /face = explosion /
838	{
839	AT_PHYSICAL, 0},	697	{ AT_PHYSICAL, 0},
840	{
841	AT_MAGIC, 1},	698	{ AT_MAGIC, 1},
842	{
843	AT_MAGIC, 1}, /* face = last-burnout */	699	{ AT_MAGIC, 1}, /* face = last-burnout */
844	{
845	AT_MAGIC, 1},	700	{ AT_MAGIC, 1},
846	{
847	AT_FIRE, 2},	701	{ AT_FIRE, 2},
848	{
849	AT_FIRE, 2}, /* face = fire.... */	702	{ AT_FIRE, 2}, /* face = fire.... */
850	{
851	AT_FIRE, 2},	703	{ AT_FIRE, 2},
852	{
853	AT_ELECTRICITY, 3},	704	{ AT_ELECTRICITY, 3},
854	{
855	AT_ELECTRICITY, 3}, /* ball_lightning */	705	{ AT_ELECTRICITY, 3}, /* ball_lightning */
856	{
857	AT_ELECTRICITY, 3},	706	{ AT_ELECTRICITY, 3},
858	{
859	AT_COLD, 4},	707	{ AT_COLD, 4},
860	{
861	AT_COLD, 4}, /* face=icestorm */	708	{ AT_COLD, 4}, /* face=icestorm */
862	{
863	AT_COLD, 4},	709	{ AT_COLD, 4},
864	{
865	AT_CONFUSION, 5},	710	{ AT_CONFUSION, 5},
866	{
867	AT_POISON, 7},	711	{ AT_POISON, 7},
868	{
869	AT_POISON, 7}, /* face = acid sphere. generator */	712	{ AT_POISON, 7}, /* face = acid sphere. generator */
870	{
871	AT_POISON, 7}, /* poisoncloud face */	713	{ AT_POISON, 7}, /* poisoncloud face */
872	{
873	AT_SLOW, 8},	714	{ AT_SLOW, 8},
874	{
875	AT_PARALYZE, 9},	715	{ AT_PARALYZE, 9},
876	{
877	AT_FEAR, 10}};	716	{ AT_FEAR, 10},
878		717	};
879
880		718
881	/* shuffle_attack: peterm	719	/* shuffle_attack: peterm
882	* This routine shuffles the attack of op to one of the	720	* This routine shuffles the attack of op to one of the
883	* ones in the list. It does this at random. It also	721	* ones in the list. It does this at random. It also
884	* chooses a face appropriate to the attack that is	722	* chooses a face appropriate to the attack that is
…		…
1022		860
1023	int	861	int
1024	cast_party_spell (object op, object caster, int dir, object spell_ob, char stringarg)	862	cast_party_spell (object op, object caster, int dir, object spell_ob, char stringarg)
1025	{	863	{
1026	int success;	864	int success;
1027	player *pl;
1028	object *spell;	865	object *spell;
1029		866
1030	if (!spell_ob->other_arch)	867	if (!spell_ob->other_arch)
1031	{	868	{
1032	LOG (llevError, "cast_party_spell: empty other arch\n");	869	LOG (llevError, "cast_party_spell: empty other arch\n");
1033	return 0;	870	return 0;
1034	}	871	}
		872
1035	spell = arch_to_object (spell_ob->other_arch);	873	spell = arch_to_object (spell_ob->other_arch);
1036		874
1037	/* Always cast spell on caster */	875	/* Always cast spell on caster */
1038	success = cast_spell (op, caster, dir, spell, stringarg);	876	success = cast_spell (op, caster, dir, spell, stringarg);
1039		877
1040	if (caster->contr->party == NULL)	878	if (caster->contr->party == NULL)
1041	{	879	{
1042	spell->remove ();	880	spell->remove ();
1043	return success;	881	return success;
1044	}	882	}
		883
1045	for_all_players (pl)	884	for_all_players (pl)
1046	if ((pl->ob->contr->party == caster->contr->party) && (on_same_map (pl->ob, caster)))	885	if ((pl->ob->contr->party == caster->contr->party) && (on_same_map (pl->ob, caster)))
1047	{
1048	cast_spell (pl->ob, caster, pl->ob->facing, spell, stringarg);	886	cast_spell (pl->ob, caster, pl->ob->facing, spell, stringarg);
1049	}	887
1050	spell->remove ();	888	spell->remove ();
1051	return success;	889	return success;
1052	}	890	}
1053		891
1054	/* This is where the main dispatch when someone casts a spell.	892	/* This is where the main dispatch when someone casts a spell.
…		…
1076	*	914	*
1077	* if it is a player casting the spell (op->type == PLAYER, op == caster),	915	* if it is a player casting the spell (op->type == PLAYER, op == caster),
1078	* this function will decrease the mana/grace appropriately. For other	916	* this function will decrease the mana/grace appropriately. For other
1079	* objects, the caller should do what it considers appropriate.	917	* objects, the caller should do what it considers appropriate.
1080	*/	918	*/
1081
1082	int	919	int
1083	cast_spell (object op, object caster, int dir, object spell_ob, char stringarg)	920	cast_spell (object op, object caster, int dir, object spell_ob, char stringarg)
1084	{	921	{
1085	const char *godname;	922	const char *godname;
1086	int success = 0, mflags, cast_level = 0, old_shoottype;	923	int success = 0, cast_level = 0;
1087	object *skill = NULL;	924	object *skill = NULL;
1088
1089	old_shoottype = op->contr ? op->contr->shoottype : 0;
1090		925
1091	if (!spell_ob)	926	if (!spell_ob)
1092	{	927	{
1093	LOG (llevError, "cast_spell: null spell object passed\n");	928	LOG (llevError, "cast_spell: null spell object passed\n");
1094	return 0;	929	return 0;
…		…
1122	* need to have the right skill pointer passed, so we need to	957	* need to have the right skill pointer passed, so we need to
1123	* at least process that code.	958	* at least process that code.
1124	*/	959	*/
1125	if (op->type == PLAYER && op == caster)	960	if (op->type == PLAYER && op == caster)
1126	{	961	{
1127	cast_level = caster_level (caster, spell_ob);
1128	if (spell_ob->skill)	962	if (spell_ob->skill)
1129	{	963	{
1130	skill = find_skill_by_name (op, spell_ob->skill);	964	skill = find_skill_by_name (op, spell_ob->skill);
		965
1131	if (!skill)	966	if (!skill)
1132	{	967	{
1133	new_draw_info_format (NDI_UNIQUE, 0, op, "You need the skill %s to cast %s.", &spell_ob->skill, &spell_ob->name);	968	op->failmsg (format ("You need the skill %s to cast %s! "
		969	"H<You either need to learn the skill via a skill scroll "
		970	"or you need to wear a talisman or holy symbol.>",
		971	&spell_ob->skill, &spell_ob->name));
1134	return 0;	972	return 0;
1135	}	973	}
1136	if (min_casting_level (op, spell_ob) > cast_level && !QUERY_FLAG (op, FLAG_WIZ))	974
		975	const char *msg = "";
		976
		977	int caster_level = skill->level;
		978
		979	if (op->path_attuned & spell_ob->path_attuned)
1137	{	980	{
1138	new_draw_info (NDI_UNIQUE, 0, op, "You lack enough skill to cast that spell.");	981	caster_level += min (cast_level * 2, ATTUNE_REPELL);
		982	msg = " (attuned)";
		983	}
		984
		985	if (op->path_repelled & spell_ob->path_attuned)
		986	{
		987	caster_level = ATTUNE_REPELL; // negative is ok
		988	msg = " (repelled)";
		989	}
		990
		991	if (spell_ob->level > caster_level)
		992	{
		993	op->failmsg (format ("You lack enough skill to cast that spell! "
		994	"H<Your effective cast level is %d%s, but level %d is required.>",
		995	caster_level, msg, spell_ob->level));
		996	if (!op->is_wiz ())
1139	return 0;	997	return 0;
1140	}	998	}
1141	}	999	}
		1000
1142	/* If the caster is the wiz, they don't ever fail, and don't have	1001	/* If the caster is the wiz, they don't ever fail, and don't have
1143	* to have sufficient grace/mana.	1002	* to have sufficient grace/mana.
1144	*/	1003	*/
1145	if (!QUERY_FLAG (op, FLAG_WIZ))	1004	if (!QUERY_FLAG (op, FLAG_WIZ))
1146	{	1005	{
1147	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) &&	1006	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) &&
1148	SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) > op->stats.sp)	1007	SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) > op->stats.sp)
1149	{	1008	{
1150	new_draw_info (NDI_UNIQUE, 0, op, "You don't have enough mana.");	1009	op->failmsg ("You don't have enough mana!");
1151	return 0;	1010	return 0;
1152	}	1011	}
		1012
1153	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) &&	1013	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) &&
1154	SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) > op->stats.grace)	1014	SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) > op->stats.grace)
1155	{	1015	{
1156	if (random_roll (0, op->stats.Wis - 1, op, PREFER_HIGH) + op->stats.grace -	1016	if (random_roll (0, op->stats.Wis - 1, op, PREFER_HIGH) + op->stats.grace -
1157	10 * SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) / op->stats.maxgrace > 0)	1017	10 * SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) / op->stats.maxgrace > 0)
1158	{
1159	new_draw_info_format (NDI_UNIQUE, 0, op, "%s grants your prayer, though you are unworthy.", godname);	1018	op->statusmsg (format ("%s grants your prayer, though you are unworthy.", godname));
1160	}
1161	else	1019	else
1162	{	1020	{
1163	prayer_failure (op, op->stats.grace, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) - op->stats.grace);	1021	prayer_failure (op, op->stats.grace, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) - op->stats.grace);
1164	new_draw_info_format (NDI_UNIQUE, 0, op, "%s ignores your prayer.", godname);	1022	op->failmsg (format ("%s ignores your prayer.", godname));
1165	return 0;	1023	return 0;
1166	}	1024	}
1167	}	1025	}
1168		1026
1169	/* player/monster is trying to cast the spell. might fumble it */	1027	/* player/monster is trying to cast the spell. might fumble it */
1170	if (spell_ob->stats.grace && random_roll (0, 99, op, PREFER_HIGH) <	1028	if (spell_ob->stats.grace && random_roll (0, 99, op, PREFER_HIGH) <
1171	(spell_ob->level / (float) MAX (1, op->level) * cleric_chance[op->stats.Wis]))	1029	(spell_ob->level / (float) MAX (1, op->level) * cleric_chance[op->stats.Wis]))
1172	{	1030	{
1173	play_sound_player_only (op->contr, SOUND_FUMBLE_SPELL, 0, 0);	1031	op->contr->play_sound (sound_find ("fumble_spell"));
1174	new_draw_info (NDI_UNIQUE, 0, op, "You fumble the spell.");	1032	op->failmsg ("You fumble the prayer.");
1175	if (settings.casting_time == TRUE)	1033
1176	{
1177	op->casting_time = -1;
1178	}
1179	op->stats.grace -= random_roll (1, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE), op, PREFER_LOW);	1034	op->stats.grace -= random_roll (1, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE), op, PREFER_LOW);
1180	return 0;	1035	return 0;
1181	}	1036	}
1182	else if (spell_ob->stats.sp)	1037	else if (spell_ob->stats.sp)
1183	{	1038	{
1184	int failure = random_roll (0, 199, op, PREFER_HIGH) - op->contr->encumbrance + op->level - spell_ob->level + 35;	1039	int failure = random_roll (0, 199, op, PREFER_HIGH) - op->contr->encumbrance + op->level - spell_ob->level + 35;
1185		1040
1186	if (failure < 0)	1041	if (failure < 0)
1187	{	1042	{
1188	new_draw_info (NDI_UNIQUE, 0, op, "You bungle the spell because you have too much heavy equipment in use.");	1043	op->failmsg ("You bungle the spell because you have too much heavy equipment in use.");
1189	if (settings.spell_failure_effects == TRUE)	1044	if (settings.spell_failure_effects == TRUE)
1190	spell_failure (op, failure, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), skill);	1045	spell_failure (op, failure, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), skill);
1191	op->contr->shoottype = (rangetype) old_shoottype;	1046
1192	op->stats.sp -= random_roll (0, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), op, PREFER_LOW);	1047	op->stats.sp -= random_roll (0, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), op, PREFER_LOW);
1193	return 0;	1048	return 0;
1194	}	1049	}
1195	}	1050	}
1196	}	1051	}
1197	}	1052	}
1198		1053
1199	mflags = get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL);	1054	int mflags = op->ms ().flags ();
1200		1055
1201	/* See if we can cast a spell here. If the caster and op are	1056	/* See if we can cast a spell here. If the caster and op are
1202	* not alive, then this would mean that the mapmaker put the	1057	* not alive, then this would mean that the mapmaker put the
1203	* objects on the space - presume that they know what they are	1058	* objects on the space - presume that they know what they are
1204	* doing.	1059	* doing.
1205	*/	1060	*/
1206		1061
1207	if ((mflags & P_SAFE) && !QUERY_FLAG (op, FLAG_WIZCAST)) // There is _ABSOLUTELY_ no magic allowed here (except wizards :-)!	1062	if ((mflags & P_SAFE) && !QUERY_FLAG (op, FLAG_WIZCAST)) // There is _ABSOLUTELY_ no magic allowed here (except wizards :-)!
1208	{	1063	{
1209	new_draw_info (NDI_UNIQUE, 0, op, "This ground is sacred! The gods prevent any magical effects done by you here!.");	1064	op->failmsg ("This ground is sacred! The gods prevent any magical effects done by you here!");
1210	return 0;	1065	return 0;
1211	}	1066	}
1212		1067
1213	if ((spell_ob->type == SPELL)	1068	if ((spell_ob->type == SPELL)
1214	&& (caster->type != POTION)	1069	&& (caster->type != POTION)
…		…
1219	{	1074	{
1220	if (op->type != PLAYER)	1075	if (op->type != PLAYER)
1221	return 0;	1076	return 0;
1222		1077
1223	if ((mflags & P_NO_CLERIC) && spell_ob->stats.grace)	1078	if ((mflags & P_NO_CLERIC) && spell_ob->stats.grace)
1224	new_draw_info_format (NDI_UNIQUE, 0, op, "This ground is unholy! %s ignores you.", godname);	1079	op->failmsg (format ("This ground is unholy! %s ignores you.", godname));
1225	else	1080	else if (object *item = op->contr->ranged_ob)
1226	switch (op->contr->shoottype)
1227	{	1081	{
1228	case range_magic:	1082	if (item->type == SPELL)
1229	new_draw_info (NDI_UNIQUE, 0, op, "Something blocks your spellcasting.");	1083	op->failmsg ("Something blocks your spellcasting.");
1230	break;	1084	else if (item->type == SCROLL)
1231	case range_misc:	1085	op->failmsg ("Something blocks the magic of your scroll.");
1232	new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of your item.");
1233	break;
1234	case range_golem:
1235	new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of your scroll.");
1236	break;
1237	default:
1238	break;
1239	}
1240	return 0;
1241	}
1242
1243	if (caster == op && settings.casting_time == TRUE && spell_ob->type == SPELL)
1244	{
1245	if (op->casting_time == -1)
1246	{ /* begin the casting */
1247	op->casting_time = (sint16) (spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob));
1248	op->spell = spell_ob;
1249	/* put the stringarg into the object struct so that when the
1250	* spell is actually cast, it knows about the stringarg.
1251	* necessary for the invoke command spells.
1252	*/
1253	if (stringarg)
1254	{
1255	op->spellarg = strdup (stringarg);
1256	}
1257	else	1086	else
1258	op->spellarg = NULL;	1087	op->failmsg ("Something blocks the magic of your item.");
1259	return 0;
1260	}
1261	else if (op->casting_time != 0)
1262	{
1263	if (op->type == PLAYER)
1264	new_draw_info (NDI_UNIQUE, 0, op, "You are casting!");
1265	return 0;
1266	}	1088	}
1267	else	1089	else
1268	{ /* casting_time == 0 */	1090	op->failmsg ("Something blocks the spell!");
1269	op->casting_time = -1;	1091
1270	spell_ob = op->spell;	1092	return 0;
1271	stringarg = op->spellarg;
1272	}
1273	}
1274	else
1275	{	1093	}
		1094
1276	/* Take into account how long it takes to cast the spell.	1095	/* Take into account how long it takes to cast the spell.
1277	* if the player is casting it, then we use the time in	1096	* if the player is casting it, then we use the time in
1278	* the spell object. If it is a spell object, have it	1097	* the spell object. If it is a spell object, have it
1279	* take two ticks. Things that cast spells on the players	1098	* take two ticks. Things that cast spells on the players
1280	* behalf (eg, altars, and whatever else) shouldn't cost	1099	* behalf (eg, altars, and whatever else) shouldn't cost
1281	* the player any time.	1100	* the player any time.
1282	* Ignore casting time for firewalls	1101	* Ignore casting time for firewalls
		1102	*/
		1103	if (caster == op && caster->type != FIREWALL)
		1104	{
		1105	op->speed_left -= spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed);
		1106	/* Other portions of the code may also decrement the speed of the player, so
		1107	* put a lower limit so that the player isn't stuck here too long
1283	*/	1108	*/
1284	if (caster == op && caster->type != FIREWALL)
1285	{
1286	op->speed_left -= spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed);
1287	/* Other portions of the code may also decrement the speed of the player, so
1288	* put a lower limit so that the player isn't stuck here too long
1289	*/
1290	if ((spell_ob->casting_time > 0) && op->speed_left < -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed))	1109	if ((spell_ob->casting_time > 0) && op->speed_left < -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed))
1291	op->speed_left = -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed);	1110	op->speed_left = -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed);
1292	}	1111	}
1293	else if (caster->type == WAND \|\| caster->type == HORN \|\| caster->type == ROD \|\| caster->type == POTION \|\| caster->type == SCROLL)	1112	else if (caster->type == WAND \|\| caster->type == HORN \|\| caster->type == ROD \|\| caster->type == POTION \|\| caster->type == SCROLL)
1294	{
1295	op->speed_left -= 2 * FABS (op->speed);	1113	op->speed_left -= 2 * FABS (op->speed);
1296	}
1297	}
1298		1114
1299	if (op->type == PLAYER && op == caster)	1115	if (op->type == PLAYER && op == caster)
1300	{	1116	{
1301	op->stats.grace -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE);	1117	op->stats.grace -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE);
1302	op->stats.sp -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA);	1118	op->stats.sp -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA);
…		…
1309	if (op != caster && !skill && caster->skill)	1125	if (op != caster && !skill && caster->skill)
1310	{	1126	{
1311	skill = find_skill_by_name (op, caster->skill);	1127	skill = find_skill_by_name (op, caster->skill);
1312	if (!skill)	1128	if (!skill)
1313	{	1129	{
1314	new_draw_info_format (NDI_UNIQUE, 0, op, "You lack the skill %s to use the %s", &caster->skill, query_name (caster));	1130	op->failmsg (format ("You lack the skill %s to use the %s!", &caster->skill, query_name (caster)));
1315	return 0;	1131	return 0;
1316	}	1132	}
		1133
1317	change_skill (op, skill, 0); /* needed for proper exp credit */	1134	op->change_skill (skill); /* needed for proper exp credit */
1318	}	1135	}
		1136
		1137	if (INVOKE_OBJECT (CAST_SPELL, spell_ob, ARG_OBJECT (op), ARG_OBJECT (caster), ARG_INT (dir), ARG_STRING (stringarg)))
		1138	return RESULT_INT (0);
1319		1139
1320	switch (spell_ob->subtype)	1140	switch (spell_ob->subtype)
1321	{	1141	{
1322	/* The order of case statements is same as the order they show up	1142	/* The order of case statements is same as the order they show up
1323	* in in spells.h.	1143	* in in spells.h.
1324	*/	1144	*/
1325	case SP_RAISE_DEAD:	1145	case SP_RAISE_DEAD:
1326	success = cast_raise_dead_spell (op, caster, spell_ob, dir, stringarg);	1146	success = cast_raise_dead_spell (op, caster, spell_ob, dir, stringarg);
1327	break;	1147	break;
1328		1148
1329	case SP_RUNE:	1149	case SP_RUNE:
…		…
1357	case SP_SMITE:	1177	case SP_SMITE:
1358	success = cast_smite_spell (op, caster, dir, spell_ob);	1178	success = cast_smite_spell (op, caster, dir, spell_ob);
1359	break;	1179	break;
1360		1180
1361	case SP_MAGIC_MISSILE:	1181	case SP_MAGIC_MISSILE:
1362	success = fire_arch_from_position (op, caster, op->x + freearr_x[dir], op->y + freearr_y[dir], dir, spell_ob);	1182	success = fire_arch_from_position (op, caster, op->x, op->y, dir, spell_ob);
1363	break;	1183	break;
1364		1184
1365	case SP_SUMMON_GOLEM:	1185	case SP_SUMMON_GOLEM:
1366	success = summon_golem (op, caster, dir, spell_ob);	1186	success = summon_golem (op, caster, dir, spell_ob);
1367	old_shoottype = range_golem;
1368	break;	1187	break;
1369		1188
1370	case SP_DIMENSION_DOOR:	1189	case SP_DIMENSION_DOOR:
1371	/* dimension door needs the actual caster, because that is what is	1190	/* dimension door needs the actual caster, because that is what is
1372	* moved.	1191	* moved.
…		…
1445	#ifdef NO_POLYMORPH	1264	#ifdef NO_POLYMORPH
1446	/* Not great, but at least provide feedback so if players do have	1265	/* Not great, but at least provide feedback so if players do have
1447	* polymorph (ie, find it as a preset item or left over from before	1266	* polymorph (ie, find it as a preset item or left over from before
1448	* it was disabled), they get some feedback.	1267	* it was disabled), they get some feedback.
1449	*/	1268	*/
1450	new_draw_info (NDI_UNIQUE, 0, op, "The spell fizzles");	1269	op->failmsg ("The spell fizzles!");
1451	success = 0;	1270	success = 0;
1452	#else	1271	#else
1453	success = cast_polymorph (op, caster, spell_ob, dir);	1272	success = cast_polymorph (op, caster, spell_ob, dir);
1454	#endif	1273	#endif
1455	break;	1274	break;
…		…
1475	break;	1294	break;
1476		1295
1477	case SP_MOVING_BALL:	1296	case SP_MOVING_BALL:
1478	if (spell_ob->path_repelled && (spell_ob->path_repelled & caster->path_attuned) != spell_ob->path_repelled)	1297	if (spell_ob->path_repelled && (spell_ob->path_repelled & caster->path_attuned) != spell_ob->path_repelled)
1479	{	1298	{
1480	new_draw_info_format (NDI_UNIQUE, 0, op, "You lack the proper attunement to cast %s", &spell_ob->name);	1299	op->failmsg (format ("You lack the proper attunement to cast %s!", &spell_ob->name));
1481	success = 0;	1300	success = 0;
1482	}	1301	}
1483	else	1302	else
1484	success = fire_arch_from_position (op, caster, op->x + freearr_x[dir], op->y + freearr_y[dir], dir, spell_ob);	1303	success = fire_arch_from_position (op, caster, op->x, op->y, dir, spell_ob);
1485	break;	1304	break;
1486		1305
1487	case SP_SWARM:	1306	case SP_SWARM:
1488	success = fire_swarm (op, caster, spell_ob, dir);	1307	success = fire_swarm (op, caster, spell_ob, dir);
1489	break;	1308	break;
…		…
1505	success = cast_consecrate (op, caster, spell_ob);	1324	success = cast_consecrate (op, caster, spell_ob);
1506	break;	1325	break;
1507		1326
1508	case SP_ANIMATE_WEAPON:	1327	case SP_ANIMATE_WEAPON:
1509	success = animate_weapon (op, caster, spell_ob, dir);	1328	success = animate_weapon (op, caster, spell_ob, dir);
1510	old_shoottype = range_golem;
1511	break;	1329	break;
1512		1330
1513	case SP_LIGHT:	1331	case SP_LIGHT:
1514	success = cast_light (op, caster, spell_ob, dir);	1332	success = cast_light (op, caster, spell_ob, dir);
1515	break;	1333	break;
…		…
1528		1346
1529	case SP_AURA:	1347	case SP_AURA:
1530	success = create_aura (op, caster, spell_ob);	1348	success = create_aura (op, caster, spell_ob);
1531	break;	1349	break;
1532		1350
1533	case SP_TOWN_PORTAL:
1534	success = cast_create_town_portal (op, caster, spell_ob, dir);
1535	break;
1536
1537	case SP_PARTY_SPELL:	1351	case SP_PARTY_SPELL:
1538	success = cast_party_spell (op, caster, dir, spell_ob, stringarg);	1352	success = cast_party_spell (op, caster, dir, spell_ob, stringarg);
1539	break;	1353	break;
1540		1354
1541	default:	1355	default:
1542	if (!INVOKE_OBJECT (CAST_SPELL, spell_ob, ARG_OBJECT (op), ARG_OBJECT (caster), ARG_INT (dir), ARG_STRING (stringarg)))
1543	LOG (llevError, "cast_spell: Unhandled spell subtype %d\n", spell_ob->subtype);	1356	LOG (llevError, "cast_spell: Unhandled spell subtype %d\n", spell_ob->subtype);
1544	}
1545
1546	/* FIXME - we need some better sound suppport */
1547	// yes, for example, augment map info with the spell effect
1548	// so clients can calculate the sounds themselves
1549	//play_sound_map(op->map, op->x, op->y, SOUND_CAST_SPELL_0 + spell_ob->subtype);
1550
1551	/* free the spell arg */
1552	if (settings.casting_time == TRUE && stringarg)
1553	{	1357	}
1554	free (stringarg);	1358
1555	stringarg = NULL;	1359	op->play_sound (
1556	}	1360	success
1557	/* perhaps a bit of a hack, but if using a wand, it has to change the skill	1361	? spell_ob->sound
1558	* to something like use_magic_item, but you really want to be able to fire	1362	? spell_ob->sound
1559	* it again.	1363	: sound_find ("spell_success")
1560	*/	1364	: sound_find ("fumble_spell")
1561	if (op->contr)	1365	);
1562	op->contr->shoottype = (rangetype) old_shoottype;
1563		1366
1564	return success;	1367	return success;
1565	}	1368	}
1566		1369
1567
1568	/* This is called from time.c/process_object(). That function	1370	/* This is called from time.c/process_object(). That function
1569	* calls this for any SPELL_EFFECT type objects. This function	1371	* calls this for any SPELL_EFFECT type objects. This function
1570	* then dispatches them to the appropriate specific routines.	1372	* then dispatches them to the appropriate specific routines.
1571	*/	1373	*/
1572	void	1374	void
1573	move_spell_effect (object *op)	1375	move_spell_effect (object *op)
1574	{	1376	{
…		…
1632	check_bullet (op);	1434	check_bullet (op);
1633	return;	1435	return;
1634	}	1436	}
1635	}	1437	}
1636		1438
1637	/* This is called by move_apply. Basically, if someone	1439	/* This is called by move_apply. Basically, if someone
1638	* moves onto a spell effect and the walk_on or fly_on flags	1440	* moves onto a spell effect and the walk_on or fly_on flags
1639	* are set, this is called. This should only be called for	1441	* are set, this is called. This should only be called for
1640	* objects of the appropraite type.	1442	* objects of the appropriate type.
1641	*/	1443	*/
1642	void	1444	void
1643	apply_spell_effect (object spell, object victim)	1445	apply_spell_effect (object spell, object victim)
1644	{	1446	{
1645	switch (spell->subtype)	1447	switch (spell->subtype)
…		…
1651		1453
1652	case SP_MAGIC_MISSILE:	1454	case SP_MAGIC_MISSILE:
1653	if (QUERY_FLAG (victim, FLAG_ALIVE))	1455	if (QUERY_FLAG (victim, FLAG_ALIVE))
1654	{	1456	{
1655	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);	1457	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);
1656
1657	if (!spell->destroyed ())
1658	spell->destroy ();	1458	spell->destroy ();
1659	}	1459	}
1660	break;	1460	break;
1661		1461
1662	case SP_MOVING_BALL:	1462	case SP_MOVING_BALL:
1663	if (QUERY_FLAG (victim, FLAG_ALIVE))	1463	if (QUERY_FLAG (victim, FLAG_ALIVE))
1664	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);	1464	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);
1665	else if (victim->material \|\| victim->materialname)	1465	else if (victim->materialname)
1666	save_throw_object (victim, spell->attacktype, spell);	1466	save_throw_object (victim, spell->attacktype, spell);
		1467
1667	break;	1468	break;
1668	}	1469	}
1669	}	1470	}
		1471

Diff Legend

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Comparing deliantra/server/server/spell_util.C (file contents): Revision 1.29 by root, Tue Dec 26 20:04:09 2006 UTC vs. Revision 1.83 by root, Mon Sep 29 11:52:34 2008 UTC

Diff Legend

Comparing deliantra/server/server/spell_util.C (file contents):
Revision 1.29 by root, Tue Dec 26 20:04:09 2006 UTC vs.
Revision 1.83 by root, Mon Sep 29 11:52:34 2008 UTC