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Comparing deliantra/server/server/spell_util.C (file contents):
Revision 1.26 by root, Thu Dec 21 01:33:50 2006 UTC vs.
Revision 1.102 by root, Fri Nov 6 13:31:47 2009 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 (©) 2005,2006,2007,2008,2009 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 it under
8	it under the terms of the GNU General Public License as published by	9	* the terms of the Affero GNU General Public License as published by the
9	the Free Software Foundation; either version 2 of the License, or	10	* Free Software Foundation, either version 3 of the License, or (at your
10	(at your option) any later version.	11	* 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 Affero GNU General Public License
18	along with this program; if not, write to the Free Software	19	* and the GNU General Public License along with this program. If not, see
19	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	20	* <http://www.gnu.org/licenses/>.
20		21	*
21	The authors can be reached via e-mail at <crossfire@schmorp.de>	22	* The authors can be reached via e-mail to <support@deliantra.net>
22	*/	23	*/
23
24		24
25	#include <global.h>	25	#include <global.h>
26	#include <spells.h>	26	#include <spells.h>
27	#include <object.h>	27	#include <object.h>
28	#include <errno.h>	28	#include <errno.h>
29	#ifndef __CEXTRACT__
30	# include <sproto.h>	29	#include <sproto.h>
31	#endif
32	#include <sounds.h>	30	#include <sounds.h>
33		31
34	extern char *spell_mapping[];	32	extern char *spell_mapping[];
35		33
36	/* This returns a random spell from 'ob'. If skill is set, then	34	/* This returns a random spell from 'ob'. If skill is set, then
37	* the spell must be of this skill, it can be NULL in which case all	35	* the spell must be of this skill, it can be NULL in which case all
38	* matching spells are used.	36	* matching spells are used.
39	*/	37	*/
40	object *	38	object *
41	find_random_spell_in_ob (object *ob, const char *skill)	39	find_random_spell_in_ob (object *ob, shstr_cmp skill)
42	{	40	{
43	int k = 0, s;	41	int k = 0, s;
44	object *tmp;
45		42
46	for (tmp = ob->inv; tmp; tmp = tmp->below)	43	for (object *tmp = ob->inv; tmp; tmp = tmp->below)
47	if (tmp->type == SPELL && (!skill || tmp->skill == skill))	44	if (tmp->type == SPELL && (!skill || tmp->skill == skill))
48	k++;	45	k++;
49		46
50	/* No spells, no need to progess further */	47	/* No spells, no need to progess further */
51	if (!k)	48	if (!k)
52	return NULL;	49	return NULL;
53		50
54	s = RANDOM () % k;	51	s = rndm (k);
55		52
56	for (tmp = ob->inv; tmp; tmp = tmp->below)	53	for (object *tmp = ob->inv; tmp; tmp = tmp->below)
57	if (tmp->type == SPELL && (!skill || tmp->skill == skill))	54	if (tmp->type == SPELL && (!skill || tmp->skill == skill))
58	{
59	if (!s)	55	if (!s)
60	return tmp;	56	return tmp;
61	else	57	else
62	s--;	58	s--;
63	}	59
64	/* Should never get here, but just in case */	60	/* Should never get here, but just in case */
65	return NULL;	61	return 0;
66	}	62	}
67		63
68	/* Relatively simple function that gets used a lot.	64	/* Relatively simple function that gets used a lot.
69	* Basically, it sets up the skill pointer for the spell being	65	* Basically, it sets up the skill pointer for the spell being
70	* cast. If op is really casting the spell, then the skill	66	* cast. If op is really casting the spell, then the skill
…		…
80	dest->skill = spob->skill;	76	dest->skill = spob->skill;
81	else	77	else
82	dest->skill = caster->skill;	78	dest->skill = caster->skill;
83	}	79	}
84		80
85	/* init_spells: This should really be called check_spells, as that
86	* is what it does. It goes through the spells looking for any
87	* obvious errors. This was most useful in debugging when re-doing
88	* all the spells to catch simple errors. To use it all the time
89	* will result in it spitting out messages that aren't really errors.
90	*/
91	void
92	init_spells (void)
93	{
94	#ifdef SPELL_DEBUG
95	static int init_spells_done = 0;
96	int i;
97	archetype *at;
98
99	if (init_spells_done)
100	return;
101	LOG (llevDebug, "Checking spells...\n");
102
103	for (at = first_archetype; at; at = at->next)
104	{
105	if (at->clone.type == SPELL)
106	{
107	if (at->clone.skill)
108	{
109	for (i = 1; i < NUM_SKILLS; i++)
110	if (!strcmp (skill_names[i], at->clone.skill))
111	break;
112	if (i == NUM_SKILLS)
113	{
114	LOG (llevError, "Spell %s has improper associated skill %s\n", at->name, at->clone.skill);
115	}
116	}
117	/* other_arch is already checked for in the loader */
118	}
119	}
120
121	i = 0;
122	while (spell_mapping[i])
123	{
124	if (!archetype::find (spell_mapping[i]))
125	{
126	LOG (llevError, "Unable to find spell mapping %s (%i)\n", spell_mapping[i], i);
127	}
128	i++;
129	}
130	LOG (llevDebug, "Checking spells completed.\n");
131	#endif
132	}
133
134	/* Dumps all the spells - now also dumps skill associated with the spell.
135	* not sure what this would be used for, as the data seems pretty
136	* minimal, but easy enough to keep around.
137	*/
138	void
139	dump_spells (void)
140	{
141	archetype *at;
142
143	for (at = first_archetype; at; at = at->next)
144	{
145	if (at->clone.type == SPELL)
146	{
147	fprintf (stderr, "%s:%s:%s:%s:%d\n", &at->clone.name,
148	&at->name, at->clone.other_arch ? &at->clone.other_arch->name : "<nil>", &at->clone.skill, at->clone.level);
149	}
150	}
151	}
152
153	/* pretty basic function - basically just takes	81	/* pretty basic function - basically just takes
154	* an object, sets the x,y, and calls insert_ob_in_map	82	* an object, sets the x,y, and calls insert_ob_in_map
155	*/	83	*/
156
157	void	84	void
158	spell_effect (object *spob, int x, int y, maptile *map, object *originator)	85	spell_effect (object *spob, int x, int y, maptile *map, object *originator)
159	{	86	{
160
161	if (spob->other_arch != NULL)	87	if (spob->other_arch)
162	{	88	map->insert (arch_to_object (spob->other_arch), x, y, originator);
163	object *effect = arch_to_object (spob->other_arch);
164
165	effect->x = x;
166	effect->y = y;
167
168	insert_ob_in_map (effect, map, originator, 0);
169	}
170	}	89	}
171		90
172	/*	91	static int
173	* This function takes a caster and spell and presents the	92	attuned_bonus (object *caster, object *spell, int level)
174	* effective level the caster needs to be to cast the spell.
175	* basically, it just adjusts the spell->level with attuned/repelled
176	* spellpaths. Was called path_level_mod
177	*
178	* caster is person casting hte spell.
179	* spell is the spell object.
180	* Returns modified level.
181	*/
182	int
183	min_casting_level (object *caster, object *spell)
184	{	93	{
185	int new_level;	94	// compute the attuned/repelled bonus
186		95	// attuned only increases up to 2 times the original level (i.e. bonus <= level) */
187	if (caster->path_denied & spell->path_attuned)	96	// repell has no such quarrels
188	return 1;	97	return (caster->path_attuned & spell->path_attuned ? min (level, +ATTUNE_REPELL) : 0)
189		98	+ (caster->path_repelled & spell->path_attuned ? -ATTUNE_REPELL : 0);
190	new_level = spell->level
191	+ ((caster->path_repelled & spell->path_attuned) ? +2 : 0) + ((caster->path_attuned & spell->path_attuned) ? -2 : 0);
192
193	return (new_level < 1) ? 1 : new_level;
194	}	99	}
195
196		100
197	/* This function returns the effective level the spell	101	/* This function returns the effective level the spell
198	* is being cast at.	102	* is being cast at.
199	* Note that I changed the repelled/attuned bonus to 2 from 5.
200	* This is because the new code compares casting_level against
201	* min_caster_level, so the difference is effectively 4
202	*/	103	*/
203
204	int	104	int
205	caster_level (object *caster, object *spell)	105	casting_level (object *caster, object *spell)
206	{	106	{
207	int level = caster->level;	107	int level = caster->level;
208
209	/* If this is a player, try to find the matching skill */
210	if (caster->type == PLAYER && spell->skill)
211	for (int i = 0; i < NUM_SKILLS; i++)
212	if (caster->contr->last_skill_ob[i] && caster->contr->last_skill_ob[i]->skill == spell->skill)
213	{
214	level = caster->contr->last_skill_ob[i]->level;
215	break;
216	}
217		108
218	/* if a rod is fired by a player, take the use_magic_item skill in consideration. */	109	/* if a rod is fired by a player, take the use_magic_item skill in consideration. */
219	if (caster->type == ROD && caster->env && caster->env->type == PLAYER)	110	if (caster->type == ROD && caster->env && caster->env->type == PLAYER)
220	{	111	{
221	object *skill = find_skill_by_number (caster->env, SK_USE_MAGIC_ITEM);	112	object *skill = find_skill_by_number (caster->env, SK_USE_MAGIC_ITEM);
222	int sk_level = skill ? skill->level : 1;	113	int sk_level = skill ? skill->level : 1;
223		114
224	level = MIN (level, sk_level + level / 10 + 1);	115	level = min (level, sk_level + level / 10 + 1);
225	}	116	}
		117	else if (caster->type == PLAYER) /* If this is a player, try to find the matching skill */
		118	if (object *skill = caster->contr->find_skill (spell->skill))
		119	level = skill->level;
226		120
227	/* Got valid caster level. Now adjust for attunement */	121	int bonus = attuned_bonus (caster, spell, level);
228	level += ((caster->path_repelled & spell->path_attuned) ? -2 : 0) + ((caster->path_attuned & spell->path_attuned) ? 2 : 0);	122
		123	level += bonus;
		124
		125	// now scale the effective level from the startinglevel..100 range to 1..100
		126	if (level < 100)
		127	level = lerp (level, (int)spell->level, 100, 1, 100);
229		128
230	/* Always make this at least 1. If this is zero, we get divide by zero	129	/* Always make this at least 1. If this is zero, we get divide by zero
231	* errors in various places.	130	* errors in various places.
232	*/	131	*/
233	if (level < 1)	132	return clamp (level, 1, settings.max_level);
234	level = 1;
235
236	return level;
237	}	133	}
238		134
239	/* The following function scales the spellpoint cost of	135	/* The following function scales the spellpoint cost of
240	* a spell by it's increased effectiveness. Some of the	136	* a spell by it's increased effectiveness. Some of the
241	* lower level spells become incredibly vicious at high	137	* lower level spells become incredibly vicious at high
…		…
245	* caster is what is casting the spell, can be op.	141	* caster is what is casting the spell, can be op.
246	* spell is the spell object.	142	* spell is the spell object.
247	* Note that it is now possible for a spell to cost both grace and	143	* Note that it is now possible for a spell to cost both grace and
248	* mana. In that case, we return which ever value is higher.	144	* mana. In that case, we return which ever value is higher.
249	*/	145	*/
250
251	sint16	146	sint16
252	SP_level_spellpoint_cost (object *caster, object *spell, int flags)	147	SP_level_spellpoint_cost (object *caster, object *spell, int flags)
253	{	148	{
254	int sp, grace, level = caster_level (caster, spell);	149	int sp, grace, level = casting_level (caster, spell);
255		150
256	if (settings.spellpoint_level_depend == TRUE)	151	if (settings.spellpoint_level_depend == TRUE)
257	{	152	{
258	if (spell->stats.sp && spell->stats.maxsp)	153	if (spell->stats.sp && spell->stats.maxsp)
259	{	154	{
…		…
280	else	175	else
281	{	176	{
282	sp = (int) (spell->stats.sp * PATH_SP_MULT (caster, spell));	177	sp = (int) (spell->stats.sp * PATH_SP_MULT (caster, spell));
283	if (spell->stats.sp && !sp)	178	if (spell->stats.sp && !sp)
284	sp = 1;	179	sp = 1;
		180
285	grace = (int) (spell->stats.grace * PATH_SP_MULT (caster, spell));	181	grace = (int) (spell->stats.grace * PATH_SP_MULT (caster, spell));
286	if (spell->stats.grace && !grace)	182	if (spell->stats.grace && !grace)
287	grace = 1;	183	grace = 1;
288	}	184	}
		185
289	if (flags == SPELL_HIGHEST)	186	if (flags == SPELL_HIGHEST)
290	return MAX (sp, grace);	187	return MAX (sp, grace);
291	else if (flags == SPELL_GRACE)	188	else if (flags == SPELL_GRACE)
292	return grace;	189	return grace;
293	else if (flags == SPELL_MANA)	190	else if (flags == SPELL_MANA)
…		…
297	LOG (llevError, "SP_level_spellpoint_cost: Unknown flags passed: %d\n", flags);	194	LOG (llevError, "SP_level_spellpoint_cost: Unknown flags passed: %d\n", flags);
298	return 0;	195	return 0;
299	}	196	}
300	}	197	}
301		198
		199	/*
		200	* Return the effective casting level of the spell.
		201	* To make spells independent of their starting level, this function
		202	* scales the range spellstartlevel .. 100 into the range 1..100
		203	*/
		204	static int
		205	SP_casting_level (object *caster, object *spell)
		206	{
		207	return casting_level (caster, spell);
		208	}
302		209
303	/* SP_level_dam_adjust: Returns adjusted damage based on the caster.	210	/* SP_level_dam_adjust: Returns adjusted damage based on the caster.
304	* spob is the spell we are adjusting.	211	* spob is the spell we are adjusting.
305	*/	212	*/
306	int	213	int
307	SP_level_dam_adjust (object *caster, object *spob)	214	SP_level_dam_adjust (object *caster, object *spob)
308	{	215	{
309	int level = caster_level (caster, spob);
310	int adj = level - min_casting_level (caster, spob);
311
312	if (adj < 0)
313	adj = 0;
314	if (spob->dam_modifier)	216	if (!spob->dam_modifier)
315	adj /= spob->dam_modifier;
316	else
317	adj = 0;
318	return adj;	217	return 0;
		218
		219	return SP_casting_level (caster, spob) / spob->dam_modifier;
319	}	220	}
320		221
321	/* Adjust the strength of the spell based on level.	222	/* Adjust the strength of the spell based on level.
322	* This is basically the same as SP_level_dam_adjust above,	223	* This is basically the same as SP_level_dam_adjust above,
323	* but instead looks at the level_modifier value.	224	* but instead looks at the level_modifier value.
324	*/	225	*/
325	int	226	int
326	SP_level_duration_adjust (object *caster, object *spob)	227	SP_level_duration_adjust (object *caster, object *spob)
327	{	228	{
328	int level = caster_level (caster, spob);
329	int adj = level - min_casting_level (caster, spob);
330
331	if (adj < 0)
332	adj = 0;
333	if (spob->duration_modifier)	229	if (!spob->duration_modifier)
334	adj /= spob->duration_modifier;
335	else
336	adj = 0;
337
338	return adj;	230	return 0;
		231
		232	return SP_casting_level (caster, spob) / spob->duration_modifier;
339	}	233	}
340		234
341	/* Adjust the strength of the spell based on level.	235	/* Adjust the strength of the spell based on level.
342	* This is basically the same as SP_level_dam_adjust above,	236	* This is basically the same as SP_level_dam_adjust above,
343	* but instead looks at the level_modifier value.	237	* but instead looks at the level_modifier value.
344	*/	238	*/
345	int	239	int
346	SP_level_range_adjust (object *caster, object *spob)	240	SP_level_range_adjust (object *caster, object *spob)
347	{	241	{
348	int level = caster_level (caster, spob);
349	int adj = level - min_casting_level (caster, spob);
350
351	if (adj < 0)
352	adj = 0;
353	if (spob->range_modifier)	242	if (!spob->range_modifier)
354	adj /= spob->range_modifier;
355	else
356	adj = 0;
357
358	return adj;	243	return 0;
		244
		245	return SP_casting_level (caster, spob) / spob->range_modifier;
359	}	246	}
360		247
361	/* Checks to see if player knows the spell. If the name is the same	248	/* Checks to see if player knows the spell. If the name is the same
362	* as an existing spell, we presume they know it.	249	* as an existing spell, we presume they know it.
363	* returns 1 if they know the spell, 0 if they don't.	250	* returns 1 if they know the spell, 0 if they don't.
364	*/	251	*/
365	object *	252	object *
366	check_spell_known (object *op, const char *name)	253	check_spell_known (object *op, shstr_cmp name)
367	{	254	{
368	object *spop;	255	object *spop;
369		256
370	for (spop = op->inv; spop; spop = spop->below)	257	for (spop = op->inv; spop; spop = spop->below)
371	if (spop->type == SPELL && !strcmp (spop->name, name))	258	if (spop->type == SPELL && spop->name == name)
372	return spop;	259	return spop;
373		260
374	return NULL;	261	return 0;
375	}	262	}
376
377		263
378	/*	264	/*
379	* Look at object 'op' and see if they know the spell	265	* Look at object 'op' and see if they know the spell
380	* spname. This is pretty close to check_spell_known	266	* spname. This is pretty close to check_spell_known
381	* above, but it uses a looser matching mechanism.	267	* above, but it uses a looser matching mechanism.
382	* returns the matching spell object, or NULL.	268	* returns the matching spell object, or NULL.
383	* If we match multiple spells but don't get an	269	* If we match multiple spells but don't get an
384	* exact match, we also return NULL.	270	* exact match, we also return NULL.
385	*/	271	*/
386
387	object *	272	object *
388	lookup_spell_by_name (object *op, const char *spname)	273	lookup_spell_by_name (object *op, const char *spname)
389	{	274	{
390	object *spob1 = NULL, *spob2 = NULL, *spob;	275	object *spob1 = 0, *spob2 = 0;
391	int nummatch = 0;	276	int nummatch = 0;
392		277
393	if (spname == NULL)	278	if (!spname)
394	return NULL;	279	return 0;
395		280
396	/* Try to find the spell. We store the results in spob1	281	/* Try to find the spell. We store the results in spob1
397	* and spob2 - spob1 is only taking the length of	282	* and spob2 - spob1 is only taking the length of
398	* the past spname, spob2 uses the length of the spell name.	283	* the past spname, spob2 uses the length of the spell name.
399	*/	284	*/
400	for (spob = op->inv; spob; spob = spob->below)	285	for (object *spob = op->inv; spob; spob = spob->below)
401	{	286	{
402	if (spob->type == SPELL)	287	if (spob->type == SPELL)
403	{	288	{
		289	// TODO: WTF?
404	if (!strncmp (spob->name, spname, strlen (spname)))	290	if (!strncmp (spob->name, spname, strlen (spname)))
405	{	291	{
406	nummatch++;	292	nummatch++;
407	spob1 = spob;	293	spob1 = spob;
408	}	294	}
…		…
413	* fall into this category). It shouldn't be hard to	299	* fall into this category). It shouldn't be hard to
414	* make sure spell names don't overlap in that fashion.	300	* make sure spell names don't overlap in that fashion.
415	*/	301	*/
416	if (spob2)	302	if (spob2)
417	LOG (llevError, "Found multiple spells with overlapping base names: %s, %s\n", &spob2->name, &spob->name);	303	LOG (llevError, "Found multiple spells with overlapping base names: %s, %s\n", &spob2->name, &spob->name);
		304
418	spob2 = spob;	305	spob2 = spob;
419	}	306	}
420	}	307	}
421	}	308	}
422	/* if we have best match, return it. Otherwise, if we have one match	309	/* if we have best match, return it. Otherwise, if we have one match
423	* on the loser match, return that, otehrwise null	310	* on the loser match, return that, otehrwise null
424	*/	311	*/
425	if (spob2)	312	if (spob2)
426	return spob2;	313	return spob2;
		314
427	if (spob1 && nummatch == 1)	315	if (spob1 && nummatch == 1)
428	return spob1;	316	return spob1;
		317
429	return NULL;	318	return NULL;
430	}	319	}
431		320
432	/* reflwall - decides weither the (spell-)object sp_op will	321	/* reflwall - decides weither the (spell-)object sp_op will
433	* be reflected from the given mapsquare. Returns 1 if true.	322	* be reflected from the given mapsquare. Returns 1 if true.
…		…
437	* eg, updated for tiled maps.	326	* eg, updated for tiled maps.
438	*/	327	*/
439	int	328	int
440	reflwall (maptile *m, int x, int y, object *sp_op)	329	reflwall (maptile *m, int x, int y, object *sp_op)
441	{	330	{
442	object *op;
443
444	if (OUT_OF_REAL_MAP (m, x, y))	331	if (OUT_OF_REAL_MAP (m, x, y))
445	return 0;	332	return 0;
		333
446	for (op = GET_MAP_OB (m, x, y); op != NULL; op = op->above)	334	for (object *op = GET_MAP_OB (m, x, y); op; op = op->above)
447	if (QUERY_FLAG (op, FLAG_REFL_SPELL)	335	if (QUERY_FLAG (op, FLAG_REFL_SPELL)
448	&& (!QUERY_FLAG (op, FLAG_ALIVE)	336	&& (!QUERY_FLAG (op, FLAG_ALIVE)
449	|| (rndm (0, 99)) < 90 - (sp_op->level / 10)))	337	|| (rndm (0, 99)) < 90 - (sp_op->level / 10)))
450	return 1;	338	return 1;
451		339
…		…
471	{	359	{
472	new_draw_info (NDI_UNIQUE, 0, op, "Something is in the way.");	360	new_draw_info (NDI_UNIQUE, 0, op, "Something is in the way.");
473	new_draw_info (NDI_UNIQUE, 0, op, "You cast it at your feet.");	361	new_draw_info (NDI_UNIQUE, 0, op, "You cast it at your feet.");
474	dir = 0;	362	dir = 0;
475	}	363	}
476	new_op->x = op->x + freearr_x[dir];	364
477	new_op->y = op->y + freearr_y[dir];	365	SET_FLAG (new_op, FLAG_IDENTIFIED);
478	if (dir == 0)	366	op->map->insert (new_op,
479	insert_ob_in_map (new_op, op->map, op, INS_BELOW_ORIGINATOR);	367	op->x + freearr_x[dir], op->y + freearr_y[dir],
480	else	368	op,
481	insert_ob_in_map (new_op, op->map, op, 0);	369	dir ? 0 : INS_BELOW_ORIGINATOR);
		370
482	return dir;	371	return dir;
		372	}
		373
		374	static bool
		375	mergable_owner (object *o1, object *o2)
		376	{
		377	if (o1 == o2)
		378	return 1;
		379
		380	if (!o1 || !o2)
		381	return 0;
		382
		383	if (o1->flag [FLAG_FRIENDLY] != o1->flag [FLAG_FRIENDLY])
		384	return 0;
		385
		386	if (o1->is_player () || o2->is_player ())
		387	return 0;
		388
		389	return 1;
483	}	390	}
484		391
485	/* Returns true if it is ok to put spell *op on the space/may provided.	392	/* Returns true if it is ok to put spell *op on the space/may provided.
486	* immune_stop is basically the attacktype of the spell (why	393	* immune_stop is basically the attacktype of the spell (why
487	* passed as a different value, not sure of). If immune_stop	394	* passed as a different value, not sure of). If immune_stop
488	* has the AT_MAGIC bit set, and there is a counterwall	395	* has the AT_MAGIC bit set, and there is a counterwall
489	* on the space, the object doesn't get placed. if immune stop	396	* on the space, the object doesn't get placed. if immune stop
490	* does not have AT_MAGIC, then counterwalls do not effect the spell.	397	* does not have AT_MAGIC, then counterwalls do not effect the spell.
491	*	398	*/
492	*/
493
494	int	399	int
495	ok_to_put_more (maptile *m, sint16 x, sint16 y, object *op, int immune_stop)	400	ok_to_put_more (maptile *m, sint16 x, sint16 y, object *op, int immune_stop)
496	{	401	{
497	object *tmp;	402	if (!xy_normalise (m, x, y))
498	int mflags;
499	maptile *mp;
500
501	mp = m;
502	mflags = get_map_flags (m, &mp, x, y, &x, &y);
503
504	if (mflags & P_OUT_OF_MAP)
505	return 0;	403	return 0;
506		404
507	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (mp, x, y)))	405	mapspace &ms = m->at (x, y);
		406	ms.update ();
		407
		408	if (OB_TYPE_MOVE_BLOCK (op, ms.move_block))
508	return 0;	409	return 0;
509		410
510	for (tmp = GET_MAP_OB (mp, x, y); tmp != NULL; tmp = tmp->above)	411	int max_effects = 5; // max. number of similar spells per mapspace
		412
		413	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
511	{	414	{
512	/* If there is a counterspell on the space, and this	415	/* If there is a counterspell on the space, and this
513	* object is using magic, don't progress. I believe we could	416	* object is using magic, don't progress. I believe we could
514	* leave this out and let in progress, and other areas of the code	417	* leave this out and let in progress, and other areas of the code
515	* will then remove it, but that would seem to to use more	418	* will then remove it, but that would seem to to use more
516	* resources, and may not work as well if a player is standing	419	* resources, and may not work as well if a player is standing
517	* on top of a counterwall spell (may hit the player before being	420	* on top of a counterwall spell (may hit the player before being
518	* removed.) On the other hand, it may be more dramatic for the	421	* removed.) On the other hand, it may be more dramatic for the
519	* spell to actually hit the counterwall and be sucked up.	422	* spell to actually hit the counterwall and be sucked up.
520	*/	423	*/
521	if ((tmp->attacktype & AT_COUNTERSPELL) &&	424	if ((tmp->attacktype & AT_COUNTERSPELL)
522	(tmp->type != PLAYER) && !QUERY_FLAG (tmp, FLAG_MONSTER) &&	425	&& !QUERY_FLAG (tmp, FLAG_MONSTER)
523	(tmp->type != WEAPON) && (tmp->type != BOW) && (tmp->type != ARROW) && (tmp->type != GOLEM) && (immune_stop & AT_MAGIC))	426	&& (tmp->type != PLAYER)
		427	&& (tmp->type != WEAPON)
		428	&& (tmp->type != BOW)
		429	&& (tmp->type != ARROW)
		430	&& (tmp->type != GOLEM)
		431	&& !QUERY_FLAG (tmp, FLAG_IS_FLOOR) // XXX:
		432	// we special case floor here because there
		433	// are sometimes spell effect floors
		434	// which are used to inflict damage
		435	// (and those shouldn't go away from
		436	// sanctuary) see also: permanent lava
		437	&& (immune_stop & AT_MAGIC))
524	return 0;	438	return 0;
525		439
526	/* This is to prevent 'out of control' spells. Basically, this
527	* limits one spell effect per space per spell. This is definately
528	* needed for performance reasons, and just for playability I believe.
529	* there are no such things as multispaced spells right now, so
530	* we don't need to worry about the head.
531	*/
532	if ((tmp->stats.maxhp == op->stats.maxhp) && (tmp->type == op->type) && (tmp->subtype == op->subtype))
533	return 0;
534
535	/*
536	* Combine similar spell effects into one spell effect. Needed for
537	* performance reasons with meteor swarm and the like, but also for
538	* playability reasons.
539	*/
540	if (tmp->arch == op->arch
541	&& tmp->type == op->type	440	if (tmp->type == op->type)
542	&& tmp->subtype == op->subtype
543	&& tmp->owner == op->owner && ((tmp->subtype == SP_EXPLOSION) || (tmp->subtype == SP_CONE && tmp->stats.sp == op->stats.sp)))
544	{	441	{
545	tmp->stats.dam = MAX (tmp->stats.dam, op->stats.dam);	442	if (tmp->subtype == op->subtype
546	tmp->range = MAX (tmp->range, op->range);	443	&& tmp->arch == op->arch /* no harm if not comparing by name here */)
547	tmp->duration = MAX (tmp->duration, op->duration);	444	{
		445	/* This is to prevent 'out of control' spells. Basically, this
		446	* limits one spell effect per space per spell. This is definately
		447	* needed for performance reasons, and just for playability I believe.
		448	* there are no such things as multispaced spells right now, so
		449	* we don't need to worry about the head.
		450	*/
		451	if (tmp->stats.maxhp == op->stats.maxhp)
		452	return 0;
		453
		454	/*
		455	* Combine similar spell effects into one spell effect. Needed for
		456	* performance reasons with meteor swarm and the like, but also for
		457	* playability reasons.
		458	*/
		459	if (((tmp->subtype == SP_EXPLOSION) || (tmp->subtype == SP_CONE && tmp->stats.sp == op->stats.sp)))
		460	if (mergable_owner (tmp, op))
		461	{
		462	// if same owner, then combine, but reduce advantage of multiple spells
		463	max_it (tmp->stats.dam, op->stats.dam);
		464	max_it (tmp->range , op->range);
		465	max_it (tmp->duration , op->duration);
		466	return 0;
		467	}
		468	}
		469
		470	// if there are too many spell effects on this space,
		471	// then don't allow more of them, for performance reasons.
		472	if (tmp->type == SPELL_EFFECT
		473	&& !--max_effects)
548	return 0;	474	return 0;
549	}	475	}
550		476
551	/* Perhaps we should also put checks in for no magic and unholy	477	/* Perhaps we should also put checks in for no magic and unholy
552	* ground to prevent it from moving along?	478	* ground to prevent it from moving along?
553	*/	479	*/
554	}	480	}
		481
555	/* If it passes the above tests, it must be OK */	482	/* If it passes the above tests, it must be OK */
556	return 1;	483	return 1;
557	}	484	}
558		485
559	/* fire_arch_from_position: fires an archetype.	486	/* fire_arch_from_position: fires an archetype.
…		…
564	* dir: direction to fire in.	491	* dir: direction to fire in.
565	* spell: spell that is being fired. It uses other_arch for the archetype	492	* spell: spell that is being fired. It uses other_arch for the archetype
566	* to fire.	493	* to fire.
567	* returns 0 on failure, 1 on success.	494	* returns 0 on failure, 1 on success.
568	*/	495	*/
569
570	int	496	int
571	fire_arch_from_position (object *op, object *caster, sint16 x, sint16 y, int dir, object *spell)	497	fire_arch_from_position (object *op, object *caster, sint16 x, sint16 y, int dir, object *spell)
572	{	498	{
573	object *tmp;
574	int mflags;
575	maptile *m;
576
577	if (spell->other_arch == NULL)	499	if (!spell->other_arch)
578	return 0;	500	return 0;
579		501
580	m = op->map;	502	object *tmp = spell->other_arch->instance ();
581	mflags = get_map_flags (m, &m, x, y, &x, &y);
582	if (mflags & P_OUT_OF_MAP)
583	{
584	return 0;
585	}
586		503
587	tmp = arch_to_object (spell->other_arch);	504	if (!tmp)
588
589	if (tmp == NULL)
590	return 0;	505	return 0;
591
592	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (m, x, y)))
593	{
594	new_draw_info (NDI_UNIQUE, 0, op, "You can't cast the spell on top of a wall!\n");
595	tmp->destroy ();
596	return 0;
597	}
598		506
599	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);	507	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
600	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);	508	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);
601	/* code in time.c uses food for some things, duration for others */	509	/* code in time.c uses food for some things, duration for others */
602	tmp->stats.food = tmp->duration;	510	tmp->stats.food = tmp->duration;
603	tmp->range = spell->range + SP_level_range_adjust (caster, spell);	511	tmp->range = spell->range + SP_level_range_adjust (caster, spell);
604	tmp->attacktype = spell->attacktype;	512	tmp->attacktype = spell->attacktype;
605	tmp->x = x;
606	tmp->y = y;
607	tmp->direction = dir;	513	tmp->direction = dir;
608	if (op->owner != NULL)
609	tmp->set_owner (op);	514	tmp->set_owner (op);
610	else
611	tmp->set_owner (op);
612	tmp->level = caster_level (caster, spell);	515	tmp->level = casting_level (caster, spell);
613	set_spell_skill (op, caster, spell, tmp);	516	set_spell_skill (op, caster, spell, tmp);
614		517
615	/* needed for AT_HOLYWORD,AT_GODPOWER stuff */	518	/* needed for AT_HOLYWORD,AT_GODPOWER stuff */
616	if (tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER)	519	if (tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER)
617	{
618	if (!tailor_god_spell (tmp, op))	520	if (!tailor_god_spell (tmp, op))
619	return 0;	521	return 0;
620	}	522
621	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))	523	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
622	SET_ANIMATION (tmp, dir);	524	SET_ANIMATION (tmp, dir);
623		525
624	if ((tmp = insert_ob_in_map (tmp, m, op, 0)) == NULL)	526	if ((tmp = op->map->insert (tmp, x, y, op)))
625	return 1;
626
627	move_spell_effect (tmp);	527	move_spell_effect (tmp);
628		528
629	return 1;	529	return 1;
630	}	530	}
631
632
633		531
634	/*****************************************************************************	532	/*****************************************************************************
635	*	533	*
636	* Code related to rods - perhaps better located in another file?	534	* Code related to rods - perhaps better located in another file?
637	*	535	*
638	****************************************************************************/	536	****************************************************************************/
639
640	void	537	void
641	regenerate_rod (object *rod)	538	regenerate_rod (object *rod)
642	{	539	{
643	if (rod->stats.hp < rod->stats.maxhp)	540	if (rod->stats.hp < rod->stats.maxhp)
644	{	541	rod->stats.hp = min (rod->stats.maxhp, rod->stats.hp + 1 + rod->stats.maxhp / 10);
645	rod->stats.hp += 1 + rod->stats.maxhp / 10;
646
647	if (rod->stats.hp > rod->stats.maxhp)
648	rod->stats.hp = rod->stats.maxhp;
649	}
650	}	542	}
651
652		543
653	void	544	void
654	drain_rod_charge (object *rod)	545	drain_rod_charge (object *rod)
655	{	546	{
656	rod->stats.hp -= SP_level_spellpoint_cost (rod, rod->inv, SPELL_HIGHEST);	547	rod->stats.hp -= SP_level_spellpoint_cost (rod, rod->inv, SPELL_HIGHEST);
657	}	548	}
658
659
660
661		549
662	/* this function is commonly used to find a friendly target for	550	/* this function is commonly used to find a friendly target for
663	* spells such as heal or protection or armour	551	* spells such as heal or protection or armour
664	* op is what is looking for the target (which can be a player),	552	* op is what is looking for the target (which can be a player),
665	* dir is the direction we are looking in. Return object found, or	553	* dir is the direction we are looking in. Return object found, or
666	* NULL if no good object.	554	* NULL if no good object.
667	*/	555	*/
668
669	object *	556	object *
670	find_target_for_friendly_spell (object *op, int dir)	557	find_target_for_friendly_spell (object *op, int dir)
671	{	558	{
672	object *tmp;	559	object *tmp;
673	maptile *m;
674	sint16 x, y;
675	int mflags;
676		560
677	/* I don't really get this block - if op isn't a player or rune,	561	/* I don't really get this block - if op isn't a player or rune,
678	* we then make the owner of this object the target.	562	* we then make the owner of this object the target.
679	* The owner could very well be no where near op.	563	* The owner could very well be no where near op.
680	*/	564	*/
…		…
687	if (!tmp || !QUERY_FLAG (tmp, FLAG_MONSTER))	571	if (!tmp || !QUERY_FLAG (tmp, FLAG_MONSTER))
688	tmp = op;	572	tmp = op;
689	}	573	}
690	else	574	else
691	{	575	{
692	m = op->map;	576	maptile *m = op->map;
693	x = op->x + freearr_x[dir];	577	sint16 x = op->x + freearr_x[dir];
694	y = op->y + freearr_y[dir];	578	sint16 y = op->y + freearr_y[dir];
695
696	mflags = get_map_flags (m, &m, x, y, &x, &y);
697
698	if (mflags & P_OUT_OF_MAP)
699	tmp = 0;
700	else	579
		580	tmp = xy_normalise (m, x, y)
701	tmp = m->at (x, y).player ();	581	? m->at (x, y).player ()
		582	: 0;
702	}	583	}
703		584
704	/* didn't find a player there, look in current square for a player */	585	/* didn't find a player there, look in current square for a player */
705	if (!tmp)	586	if (!tmp)
706	tmp = op->ms ().player ();	587	tmp = op->ms ().player ();
707		588
708	return tmp;	589	return tmp;
709	}	590	}
710
711
712		591
713	/* raytrace:	592	/* raytrace:
714	* spell_find_dir(map, x, y, exclude) will search first the center square	593	* spell_find_dir(map, x, y, exclude) will search first the center square
715	* then some close squares in the given map at the given coordinates for	594	* then some close squares in the given map at the given coordinates for
716	* live objects.	595	* live objects.
…		…
719	* monsters/generators only. If not, the spell will hunt players only.	598	* monsters/generators only. If not, the spell will hunt players only.
720	* It returns the direction toward the first/closest live object if it finds	599	* It returns the direction toward the first/closest live object if it finds
721	* any, otherwise -1.	600	* any, otherwise -1.
722	* note that exclude can be NULL, in which case all bets are off.	601	* note that exclude can be NULL, in which case all bets are off.
723	*/	602	*/
724
725	int	603	int
726	spell_find_dir (maptile *m, int x, int y, object *exclude)	604	spell_find_dir (maptile *m, int x, int y, object *exclude)
727	{	605	{
728	int i, max = SIZEOFFREE;	606	int i, max = SIZEOFFREE;
729	sint16 nx, ny;	607	sint16 nx, ny;
…		…
756	return freedir[i];	634	return freedir[i];
757	}	635	}
758	return -1; /* flag for "keep going the way you were" */	636	return -1; /* flag for "keep going the way you were" */
759	}	637	}
760		638
761
762
763	/* put_a_monster: puts a monster named monstername near by	639	/* put_a_monster: puts a monster named monstername near by
764	* op. This creates the treasures for the monsters, and	640	* op. This creates the treasures for the monsters, and
765	* also deals with multipart monsters properly.	641	* also deals with multipart monsters properly.
766	*/	642	*/
767		643	static void
768	void
769	put_a_monster (object *op, const char *monstername)	644	put_a_monster (object *op, const char *monstername)
770	{	645	{
771	object *tmp, *head = NULL, *prev = NULL;	646	object *tmp, *head = NULL, *prev = NULL;
772	archetype *at;	647	archetype *at;
773	int dir;	648	int dir;
…		…
779		654
780	/* find a free square nearby	655	/* find a free square nearby
781	* first we check the closest square for free squares	656	* first we check the closest square for free squares
782	*/	657	*/
783		658
784	dir = find_first_free_spot (&at->clone, op->map, op->x, op->y);	659	dir = find_first_free_spot (at, op->map, op->x, op->y);
785	if (dir != -1)	660	if (dir != -1)
786	{	661	{
787	/* This is basically grabbed for generate monster. Fixed 971225 to	662	/* This is basically grabbed for generate monster. Fixed 971225 to
788	* insert multipart monsters properly	663	* insert multipart monsters properly
789	*/	664	*/
		665	//TODO: use expand_tail + ...
790	while (at != NULL)	666	while (at != NULL)
791	{	667	{
792	tmp = arch_to_object (at);	668	tmp = arch_to_object (at);
793	tmp->x = op->x + freearr_x[dir] + at->clone.x;	669	tmp->x = op->x + freearr_x[dir] + at->x;
794	tmp->y = op->y + freearr_y[dir] + at->clone.y;	670	tmp->y = op->y + freearr_y[dir] + at->y;
795	tmp->map = op->map;	671	tmp->map = op->map;
796	if (head)	672	if (head)
797	{	673	{
798	tmp->head = head;	674	tmp->head = head;
799	prev->more = tmp;	675	prev->more = tmp;
800	}	676	}
		677
801	if (!head)	678	if (!head)
802	head = tmp;	679	head = tmp;
		680
803	prev = tmp;	681	prev = tmp;
		682
804	at = at->more;	683	at = (archetype *)at->more;
805	}	684	}
806		685
807	if (head->randomitems)	686	if (head->randomitems)
808	create_treasure (head->randomitems, head, GT_INVISIBLE, op->map->difficulty, 0);	687	create_treasure (head->randomitems, head, GT_INVISIBLE, op->map->difficulty, 0);
809		688
810	insert_ob_in_map (head, op->map, op, 0);	689	insert_ob_in_map (head, op->map, op, 0);
811		690
812	/* thought it'd be cool to insert a burnout, too. */	691	/* thought it'd be cool to insert a burnout, too. */
813	tmp = get_archetype ("burnout");	692	op->map->insert (archetype::get (shstr_burnout), op->x + freearr_x[dir], op->y + freearr_y[dir], op);
814	tmp->map = op->map;
815	tmp->x = op->x + freearr_x[dir];
816	tmp->y = op->y + freearr_y[dir];
817	insert_ob_in_map (tmp, op->map, op, 0);
818	}	693	}
819	}	694	}
820		695
821	/* peterm: function which summons hostile monsters and	696	/* peterm: function which summons hostile monsters and
822	* places them in nearby squares.	697	* places them in nearby squares.
…		…
829	* Note that this is not used by any spells (summon evil monsters	704	* Note that this is not used by any spells (summon evil monsters
830	* use to call this, but best I can tell, that spell/ability was	705	* use to call this, but best I can tell, that spell/ability was
831	* never used. This is however used by various failures on the	706	* never used. This is however used by various failures on the
832	* players part (alchemy, reincarnation, etc)	707	* players part (alchemy, reincarnation, etc)
833	*/	708	*/
834
835	int	709	int
836	summon_hostile_monsters (object *op, int n, const char *monstername)	710	summon_hostile_monsters (object *op, int n, const char *monstername)
837	{	711	{
838	int i;	712	int i;
839		713
…		…
849	{	723	{
850	int attacktype;	724	int attacktype;
851	int face;	725	int face;
852	} ATTACKS[22] =	726	} ATTACKS[22] =
853	{	727	{
854	{
855	AT_PHYSICAL, 0},	728	{ AT_PHYSICAL, 0},
856	{
857	AT_PHYSICAL, 0}, /*face = explosion */	729	{ AT_PHYSICAL, 0}, /*face = explosion */
858	{
859	AT_PHYSICAL, 0},	730	{ AT_PHYSICAL, 0},
860	{
861	AT_MAGIC, 1},	731	{ AT_MAGIC, 1},
862	{
863	AT_MAGIC, 1}, /* face = last-burnout */	732	{ AT_MAGIC, 1}, /* face = last-burnout */
864	{
865	AT_MAGIC, 1},	733	{ AT_MAGIC, 1},
866	{
867	AT_FIRE, 2},	734	{ AT_FIRE, 2},
868	{
869	AT_FIRE, 2}, /* face = fire.... */	735	{ AT_FIRE, 2}, /* face = fire.... */
870	{
871	AT_FIRE, 2},	736	{ AT_FIRE, 2},
872	{
873	AT_ELECTRICITY, 3},	737	{ AT_ELECTRICITY, 3},
874	{
875	AT_ELECTRICITY, 3}, /* ball_lightning */	738	{ AT_ELECTRICITY, 3}, /* ball_lightning */
876	{
877	AT_ELECTRICITY, 3},	739	{ AT_ELECTRICITY, 3},
878	{
879	AT_COLD, 4},	740	{ AT_COLD, 4},
880	{
881	AT_COLD, 4}, /* face=icestorm */	741	{ AT_COLD, 4}, /* face=icestorm */
882	{
883	AT_COLD, 4},	742	{ AT_COLD, 4},
884	{
885	AT_CONFUSION, 5},	743	{ AT_CONFUSION, 5},
886	{
887	AT_POISON, 7},	744	{ AT_POISON, 7},
888	{
889	AT_POISON, 7}, /* face = acid sphere. generator */	745	{ AT_POISON, 7}, /* face = acid sphere. generator */
890	{
891	AT_POISON, 7}, /* poisoncloud face */	746	{ AT_POISON, 7}, /* poisoncloud face */
892	{
893	AT_SLOW, 8},	747	{ AT_SLOW, 8},
894	{
895	AT_PARALYZE, 9},	748	{ AT_PARALYZE, 9},
896	{
897	AT_FEAR, 10}};	749	{ AT_FEAR, 10},
898		750	};
899
900		751
901	/* shuffle_attack: peterm	752	/* shuffle_attack: peterm
902	* This routine shuffles the attack of op to one of the	753	* This routine shuffles the attack of op to one of the
903	* ones in the list. It does this at random. It also	754	* ones in the list. It does this at random. It also
904	* chooses a face appropriate to the attack that is	755	* chooses a face appropriate to the attack that is
…		…
927	{	778	{
928	SET_ANIMATION (op, ATTACKS[i].face);	779	SET_ANIMATION (op, ATTACKS[i].face);
929	}	780	}
930	}	781	}
931		782
932
933	/* prayer_failure: This is called when a player fails	783	/* prayer_failure: This is called when a player fails
934	* at casting a prayer.	784	* at casting a prayer.
935	* op is the player.	785	* op is the player.
936	* failure is basically how much grace they had.	786	* failure is basically how much grace they had.
937	* power is how much grace the spell would normally take to cast.	787	* power is how much grace the spell would normally take to cast.
938	*/	788	*/
939		789	static void
940	void
941	prayer_failure (object *op, int failure, int power)	790	prayer_failure (object *op, int failure, int power)
942	{	791	{
943	const char *godname;	792	const char *godname;
944	object *tmp;	793	object *tmp;
945		794
…		…
1022	else	871	else
1023	{	872	{
1024	new_draw_info (NDI_UNIQUE, 0, op, "You lose control of the mana! The uncontrolled magic blasts you!");	873	new_draw_info (NDI_UNIQUE, 0, op, "You lose control of the mana! The uncontrolled magic blasts you!");
1025	tmp = get_archetype (LOOSE_MANA);	874	tmp = get_archetype (LOOSE_MANA);
1026	tmp->level = skill->level;	875	tmp->level = skill->level;
1027	tmp->x = op->x;
1028	tmp->y = op->y;
1029		876
1030	/* increase the area of destruction a little for more powerful spells */	877	/* increase the area of destruction a little for more powerful spells */
1031	tmp->range += isqrt (power);	878	tmp->range += isqrt (power);
1032		879
1033	if (power > 25)	880	if (power > 25)
1034	tmp->stats.dam = 25 + isqrt (power);	881	tmp->stats.dam = 25 + isqrt (power);
1035	else	882	else
1036	tmp->stats.dam = power; /* nasty recoils! */	883	tmp->stats.dam = power; /* nasty recoils! */
1037		884
1038	tmp->stats.maxhp = tmp->count;	885	tmp->stats.maxhp = tmp->count;
1039	insert_ob_in_map (tmp, op->map, NULL, 0);	886
		887	tmp->insert_at (op);
1040	}	888	}
1041	}	889	}
1042	}	890	}
1043		891
1044	int	892	static int
1045	cast_party_spell (object *op, object *caster, int dir, object *spell_ob, char *stringarg)	893	cast_party_spell (object *op, object *caster, int dir, object *spell_ob, char *spellparam)
1046	{	894	{
1047	int success;
1048	player *pl;
1049	object *spell;
1050
1051	if (!spell_ob->other_arch)	895	if (!spell_ob->other_arch)
1052	{	896	{
1053	LOG (llevError, "cast_party_spell: empty other arch\n");	897	LOG (llevError, "cast_party_spell: empty other arch\n");
1054	return 0;	898	return 0;
1055	}	899	}
		900
1056	spell = arch_to_object (spell_ob->other_arch);	901	object *spell = arch_to_object (spell_ob->other_arch);
1057		902
1058	/* Always cast spell on caster */	903	/* Always cast spell on caster */
1059	success = cast_spell (op, caster, dir, spell, stringarg);	904	int success = cast_spell (op, caster, dir, spell, spellparam);
1060		905
1061	if (caster->contr->party == NULL)	906	if (!op->contr || !op->contr->party)
1062	{	907	{
1063	spell->remove ();	908	spell->remove ();
1064	return success;	909	return success;
1065	}	910	}
1066	for (pl = first_player; pl != NULL; pl = pl->next)	911
1067	if ((pl->ob->contr->party == caster->contr->party) && (on_same_map (pl->ob, caster)))	912	for_all_players (pl)
1068	{	913	if ((pl->ob->contr->party == op->contr->party)
		914	&& on_same_map (pl->ob, op)
		915	&& pl->ob != op)
1069	cast_spell (pl->ob, caster, pl->ob->facing, spell, stringarg);	916	cast_spell (pl->ob, caster, pl->ob->facing, spell, spellparam);
1070	}	917
1071	spell->remove ();	918	spell->remove ();
1072	return success;	919	return success;
1073	}	920	}
1074		921
1075	/* This is where the main dispatch when someone casts a spell.	922	/* This is where the main dispatch when someone casts a spell.
…		…
1080	* same as op.	927	* same as op.
1081	* dir is the direction to cast in. Note in some cases, if the spell	928	* dir is the direction to cast in. Note in some cases, if the spell
1082	* is self only, dir really doesn't make a difference.	929	* is self only, dir really doesn't make a difference.
1083	* spell_ob is the spell object that is being cast. From that,	930	* spell_ob is the spell object that is being cast. From that,
1084	* we can determine what to do.	931	* we can determine what to do.
1085	* stringarg is any options that are being used. It can be NULL. Almost	932	* spellparam is any options that are being used. It can be NULL. Almost
1086	* certainly, only players will set it. It is basically used as optional	933	* certainly, only players will set it. It is basically used as optional
1087	* parameters to a spell (eg, item to create, information for marking runes,	934	* parameters to a spell (eg, item to create, information for marking runes,
1088	* etc.	935	* etc.
1089	* returns 1 on successful cast, or 0 on error. These values should really	936	* returns 1 on successful cast, or 0 on error. These values should really
1090	* be swapped, so that 0 is successful, and non zero is failure, with a code	937	* be swapped, so that 0 is successful, and non zero is failure, with a code
…		…
1097	*	944	*
1098	* if it is a player casting the spell (op->type == PLAYER, op == caster),	945	* if it is a player casting the spell (op->type == PLAYER, op == caster),
1099	* this function will decrease the mana/grace appropriately. For other	946	* this function will decrease the mana/grace appropriately. For other
1100	* objects, the caller should do what it considers appropriate.	947	* objects, the caller should do what it considers appropriate.
1101	*/	948	*/
1102
1103	int	949	int
1104	cast_spell (object *op, object *caster, int dir, object *spell_ob, char *stringarg)	950	cast_spell (object *op, object *caster, int dir, object *spell_ob, char *spellparam)
1105	{	951	{
1106	const char *godname;	952	const char *godname;
1107	int success = 0, mflags, cast_level = 0, old_shoottype;	953	int success = 0;
1108	object *skill = NULL;	954	object *skill = NULL;
1109
1110	old_shoottype = op->contr ? op->contr->shoottype : 0;
1111		955
1112	if (!spell_ob)	956	if (!spell_ob)
1113	{	957	{
1114	LOG (llevError, "cast_spell: null spell object passed\n");	958	LOG (llevError, "cast_spell: null spell object passed\n");
1115	return 0;	959	return 0;
…		…
1143	* need to have the right skill pointer passed, so we need to	987	* need to have the right skill pointer passed, so we need to
1144	* at least process that code.	988	* at least process that code.
1145	*/	989	*/
1146	if (op->type == PLAYER && op == caster)	990	if (op->type == PLAYER && op == caster)
1147	{	991	{
1148	cast_level = caster_level (caster, spell_ob);
1149	if (spell_ob->skill)	992	if (spell_ob->skill)
1150	{	993	{
1151	skill = find_skill_by_name (op, spell_ob->skill);	994	skill = find_skill_by_name (op, spell_ob->skill);
		995
1152	if (!skill)	996	if (!skill)
1153	{	997	{
1154	new_draw_info_format (NDI_UNIQUE, 0, op, "You need the skill %s to cast %s.", &spell_ob->skill, &spell_ob->name);	998	op->failmsg (format ("You need the skill %s to cast %s! "
		999	"H<You either need to learn the skill via a skill scroll "
		1000	"or you need to wear a talisman or holy symbol.>",
		1001	&spell_ob->skill, &spell_ob->name));
1155	return 0;	1002	return 0;
1156	}	1003	}
1157	if (min_casting_level (op, spell_ob) > cast_level && !QUERY_FLAG (op, FLAG_WIZ))	1004
		1005	const char *msg = "";
		1006
		1007	int caster_level = skill->level;
		1008
		1009	if (op->path_attuned & spell_ob->path_attuned)
1158	{	1010	{
1159	new_draw_info (NDI_UNIQUE, 0, op, "You lack enough skill to cast that spell.");	1011	caster_level += min (caster_level, ATTUNE_REPELL);
		1012	msg = " (attuned)";
		1013	}
		1014
		1015	if (op->path_repelled & spell_ob->path_attuned)
		1016	{
		1017	caster_level -= ATTUNE_REPELL; // negative is ok
		1018	msg = " (repelled)";
		1019	}
		1020
		1021	if (spell_ob->level > caster_level)
		1022	{
		1023	op->failmsg (format ("You lack enough skill to cast that spell! "
		1024	"H<Your effective cast level is %d%s, but level %d is required.>",
		1025	caster_level, msg, spell_ob->level));
		1026	if (!op->is_wiz ())
1160	return 0;	1027	return 0;
1161	}	1028	}
1162	}	1029	}
		1030
1163	/* If the caster is the wiz, they don't ever fail, and don't have	1031	/* If the caster is the wiz, they don't ever fail, and don't have
1164	* to have sufficient grace/mana.	1032	* to have sufficient grace/mana.
1165	*/	1033	*/
1166	if (!QUERY_FLAG (op, FLAG_WIZ))	1034	if (!QUERY_FLAG (op, FLAG_WIZCAST))
1167	{	1035	{
1168	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) &&	1036	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) &&
1169	SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) > op->stats.sp)	1037	SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) > op->stats.sp)
1170	{	1038	{
1171	new_draw_info (NDI_UNIQUE, 0, op, "You don't have enough mana.");	1039	op->failmsg ("You don't have enough mana!");
1172	return 0;	1040	return 0;
1173	}	1041	}
		1042
1174	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) &&	1043	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) &&
1175	SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) > op->stats.grace)	1044	SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) > op->stats.grace)
1176	{	1045	{
1177	if (random_roll (0, op->stats.Wis - 1, op, PREFER_HIGH) + op->stats.grace -	1046	if (random_roll (0, op->stats.Wis - 1, op, PREFER_HIGH) + op->stats.grace -
1178	10 * SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) / op->stats.maxgrace > 0)	1047	10 * SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) / op->stats.maxgrace > 0)
1179	{
1180	new_draw_info_format (NDI_UNIQUE, 0, op, "%s grants your prayer, though you are unworthy.", godname);	1048	op->statusmsg (format ("%s grants your prayer, though you are unworthy.", godname));
1181	}
1182	else	1049	else
1183	{	1050	{
1184	prayer_failure (op, op->stats.grace, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) - op->stats.grace);	1051	prayer_failure (op, op->stats.grace, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) - op->stats.grace);
1185	new_draw_info_format (NDI_UNIQUE, 0, op, "%s ignores your prayer.", godname);	1052	op->failmsg (format ("%s ignores your prayer.", godname));
1186	return 0;	1053	return 0;
1187	}	1054	}
1188	}	1055	}
1189		1056
1190	/* player/monster is trying to cast the spell. might fumble it */	1057	/* player/monster is trying to cast the spell. might fumble it */
1191	if (spell_ob->stats.grace && random_roll (0, 99, op, PREFER_HIGH) <	1058	if (spell_ob->stats.grace && random_roll (0, 99, op, PREFER_HIGH) <
1192	(spell_ob->level / (float) MAX (1, op->level) * cleric_chance[op->stats.Wis]))	1059	(spell_ob->level / (float) MAX (1, op->level) * cleric_chance[op->stats.Wis]))
1193	{	1060	{
1194	play_sound_player_only (op->contr, SOUND_FUMBLE_SPELL, 0, 0);	1061	op->contr->play_sound (sound_find ("fumble_spell"));
1195	new_draw_info (NDI_UNIQUE, 0, op, "You fumble the spell.");	1062	op->failmsg ("You fumble the prayer.");
1196	if (settings.casting_time == TRUE)	1063
1197	{
1198	op->casting_time = -1;
1199	}
1200	op->stats.grace -= random_roll (1, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE), op, PREFER_LOW);	1064	op->stats.grace -= random_roll (1, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE), op, PREFER_LOW);
1201	return 0;	1065	return 0;
1202	}	1066	}
1203	else if (spell_ob->stats.sp)	1067	else if (spell_ob->stats.sp)
1204	{	1068	{
1205	int failure = random_roll (0, 199, op, PREFER_HIGH) - op->contr->encumbrance + op->level - spell_ob->level + 35;	1069	int failure = random_roll (0, 199, op, PREFER_HIGH) - op->contr->encumbrance + op->level - spell_ob->level + 35;
1206		1070
1207	if (failure < 0)	1071	if (failure < 0)
1208	{	1072	{
1209	new_draw_info (NDI_UNIQUE, 0, op, "You bungle the spell because you have too much heavy equipment in use.");	1073	op->failmsg ("You bungle the spell because you have too much heavy equipment in use.");
1210	if (settings.spell_failure_effects == TRUE)	1074	if (settings.spell_failure_effects == TRUE)
1211	spell_failure (op, failure, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), skill);	1075	spell_failure (op, failure, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), skill);
1212	op->contr->shoottype = (rangetype) old_shoottype;	1076
1213	op->stats.sp -= random_roll (0, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), op, PREFER_LOW);	1077	op->stats.sp -= random_roll (0, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), op, PREFER_LOW);
1214	return 0;	1078	return 0;
1215	}	1079	}
1216	}	1080	}
1217	}	1081	}
1218	}	1082	}
1219		1083
1220	mflags = get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL);	1084	int mflags = op->ms ().flags ();
1221		1085
1222	/* See if we can cast a spell here. If the caster and op are	1086	/* See if we can cast a spell here. If the caster and op are
1223	* not alive, then this would mean that the mapmaker put the	1087	* not alive, then this would mean that the mapmaker put the
1224	* objects on the space - presume that they know what they are	1088	* objects on the space - presume that they know what they are
1225	* doing.	1089	* doing.
1226	*/	1090	*/
1227		1091
1228	if ((mflags & P_SAFE) && !QUERY_FLAG (op, FLAG_WIZCAST)) // There is _ABSOLUTELY_ no magic allowed here (except wizards :-)!	1092	if ((mflags & P_SAFE) && !QUERY_FLAG (op, FLAG_WIZCAST)) // There is _ABSOLUTELY_ no magic allowed here (except wizards :-)!
1229	{	1093	{
1230	new_draw_info (NDI_UNIQUE, 0, op, "This ground is sacred! The gods prevent any magical effects done by you here!.");	1094	op->failmsg ("This ground is sacred! The gods prevent any magical effects done by you here!");
1231	return 0;	1095	return 0;
1232	}	1096	}
1233		1097
1234	if ((spell_ob->type == SPELL)	1098	if ((spell_ob->type == SPELL)
1235	&& (caster->type != POTION)	1099	&& (caster->type != POTION)
…		…
1240	{	1104	{
1241	if (op->type != PLAYER)	1105	if (op->type != PLAYER)
1242	return 0;	1106	return 0;
1243		1107
1244	if ((mflags & P_NO_CLERIC) && spell_ob->stats.grace)	1108	if ((mflags & P_NO_CLERIC) && spell_ob->stats.grace)
1245	new_draw_info_format (NDI_UNIQUE, 0, op, "This ground is unholy! %s ignores you.", godname);	1109	op->failmsg (format ("This ground is unholy! %s ignores you.", godname));
1246	else	1110	else if (object *item = op->contr->ranged_ob)
1247	switch (op->contr->shoottype)
1248	{	1111	{
1249	case range_magic:	1112	if (item->type == SPELL)
1250	new_draw_info (NDI_UNIQUE, 0, op, "Something blocks your spellcasting.");	1113	op->failmsg ("Something blocks your spellcasting.");
1251	break;	1114	else if (item->type == SCROLL)
1252	case range_misc:	1115	op->failmsg ("Something blocks the magic of your scroll.");
1253	new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of your item.");
1254	break;
1255	case range_golem:
1256	new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of your scroll.");
1257	break;
1258	default:
1259	break;
1260	}
1261	return 0;
1262	}
1263
1264	if (caster == op && settings.casting_time == TRUE && spell_ob->type == SPELL)
1265	{
1266	if (op->casting_time == -1)
1267	{ /* begin the casting */
1268	op->casting_time = (sint16) (spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob));
1269	op->spell = spell_ob;
1270	/* put the stringarg into the object struct so that when the
1271	* spell is actually cast, it knows about the stringarg.
1272	* necessary for the invoke command spells.
1273	*/
1274	if (stringarg)
1275	{
1276	op->spellarg = strdup (stringarg);
1277	}
1278	else	1116	else
1279	op->spellarg = NULL;	1117	op->failmsg ("Something blocks the magic of your item.");
1280	return 0;
1281	}
1282	else if (op->casting_time != 0)
1283	{
1284	if (op->type == PLAYER)
1285	new_draw_info (NDI_UNIQUE, 0, op, "You are casting!");
1286	return 0;
1287	}	1118	}
1288	else	1119	else
1289	{ /* casting_time == 0 */	1120	op->failmsg ("Something blocks the spell!");
1290	op->casting_time = -1;	1121
1291	spell_ob = op->spell;	1122	return 0;
1292	stringarg = op->spellarg;
1293	}
1294	}
1295	else
1296	{	1123	}
		1124
1297	/* Take into account how long it takes to cast the spell.	1125	/* Take into account how long it takes to cast the spell.
1298	* if the player is casting it, then we use the time in	1126	* if the player is casting it, then we use the time in
1299	* the spell object. If it is a spell object, have it	1127	* the spell object. If it is a spell object, have it
1300	* take two ticks. Things that cast spells on the players	1128	* take two ticks. Things that cast spells on the players
1301	* behalf (eg, altars, and whatever else) shouldn't cost	1129	* behalf (eg, altars, and whatever else) shouldn't cost
1302	* the player any time.	1130	* the player any time.
1303	* Ignore casting time for firewalls	1131	* Ignore casting time for firewalls
		1132	*/
		1133	if (caster == op && caster->type != FIREWALL)
		1134	{
		1135	op->speed_left -= spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed);
		1136	/* Other portions of the code may also decrement the speed of the player, so
		1137	* put a lower limit so that the player isn't stuck here too long
1304	*/	1138	*/
1305	if (caster == op && caster->type != FIREWALL)
1306	{
1307	op->speed_left -= spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed);
1308	/* Other portions of the code may also decrement the speed of the player, so
1309	* put a lower limit so that the player isn't stuck here too long
1310	*/
1311	if ((spell_ob->casting_time > 0) && op->speed_left < -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed))	1139	if ((spell_ob->casting_time > 0) && op->speed_left < -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed))
1312	op->speed_left = -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed);	1140	op->speed_left = -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed);
1313	}	1141	}
1314	else if (caster->type == WAND || caster->type == HORN || caster->type == ROD || caster->type == POTION || caster->type == SCROLL)	1142	else if (caster->type == WAND || caster->type == HORN || caster->type == ROD || caster->type == POTION || caster->type == SCROLL)
1315	{
1316	op->speed_left -= 2 * FABS (op->speed);	1143	op->speed_left -= 2 * FABS (op->speed);
1317	}
1318	}
1319		1144
1320	if (op->type == PLAYER && op == caster)	1145	if (op->type == PLAYER && op == caster)
1321	{	1146	{
1322	op->stats.grace -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE);	1147	op->stats.grace -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE);
1323	op->stats.sp -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA);	1148	op->stats.sp -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA);
…		…
1330	if (op != caster && !skill && caster->skill)	1155	if (op != caster && !skill && caster->skill)
1331	{	1156	{
1332	skill = find_skill_by_name (op, caster->skill);	1157	skill = find_skill_by_name (op, caster->skill);
1333	if (!skill)	1158	if (!skill)
1334	{	1159	{
1335	new_draw_info_format (NDI_UNIQUE, 0, op, "You lack the skill %s to use the %s", &caster->skill, query_name (caster));	1160	op->failmsg (format ("You lack the skill %s to use the %s!", &caster->skill, query_name (caster)));
1336	return 0;	1161	return 0;
1337	}	1162	}
		1163
1338	change_skill (op, skill, 0); /* needed for proper exp credit */	1164	op->change_skill (skill); /* needed for proper exp credit */
1339	}	1165	}
		1166
		1167	if (INVOKE_OBJECT (CAST_SPELL, spell_ob, ARG_OBJECT (op), ARG_OBJECT (caster), ARG_INT (dir), ARG_STRING (spellparam)))
		1168	return RESULT_INT (0);
1340		1169
1341	switch (spell_ob->subtype)	1170	switch (spell_ob->subtype)
1342	{	1171	{
1343	/* The order of case statements is same as the order they show up	1172	/* The order of case statements is same as the order they show up
1344	* in in spells.h.	1173	* in spells.h.
1345	*/	1174	*/
1346	case SP_RAISE_DEAD:	1175	case SP_RAISE_DEAD:
1347	success = cast_raise_dead_spell (op, caster, spell_ob, dir, stringarg);	1176	success = cast_raise_dead_spell (op, caster, spell_ob, dir, spellparam);
1348	break;	1177	break;
1349		1178
1350	case SP_RUNE:	1179	case SP_RUNE:
1351	success = write_rune (op, caster, spell_ob, dir, stringarg);	1180	success = write_rune (op, caster, spell_ob, dir, spellparam);
1352	break;	1181	break;
1353		1182
1354	case SP_MAKE_MARK:	1183	case SP_MAKE_MARK:
1355	success = write_mark (op, spell_ob, stringarg);	1184	success = write_mark (op, spell_ob, spellparam);
1356	break;	1185	break;
1357		1186
1358	case SP_BOLT:	1187	case SP_BOLT:
1359	success = fire_bolt (op, caster, dir, spell_ob, skill);	1188	success = fire_bolt (op, caster, dir, spell_ob, skill);
1360	break;	1189	break;
…		…
1378	case SP_SMITE:	1207	case SP_SMITE:
1379	success = cast_smite_spell (op, caster, dir, spell_ob);	1208	success = cast_smite_spell (op, caster, dir, spell_ob);
1380	break;	1209	break;
1381		1210
1382	case SP_MAGIC_MISSILE:	1211	case SP_MAGIC_MISSILE:
1383	success = fire_arch_from_position (op, caster, op->x + freearr_x[dir], op->y + freearr_y[dir], dir, spell_ob);	1212	success = fire_arch_from_position (op, caster, op->x, op->y, dir, spell_ob);
1384	break;	1213	break;
1385		1214
1386	case SP_SUMMON_GOLEM:	1215	case SP_SUMMON_GOLEM:
1387	success = summon_golem (op, caster, dir, spell_ob);	1216	success = summon_golem (op, caster, dir, spell_ob);
1388	old_shoottype = range_golem;
1389	break;	1217	break;
1390		1218
1391	case SP_DIMENSION_DOOR:	1219	case SP_DIMENSION_DOOR:
1392	/* dimension door needs the actual caster, because that is what is	1220	/* dimension door needs the actual caster, because that is what is
1393	* moved.	1221	* moved.
1394	*/	1222	*/
1395	success = dimension_door (op, caster, spell_ob, dir);	1223	success = dimension_door (op, caster, spell_ob, dir, spellparam);
1396	break;	1224	break;
1397		1225
1398	case SP_MAGIC_MAPPING:	1226	case SP_MAGIC_MAPPING:
1399	if (op->type == PLAYER)	1227	if (op->type == PLAYER)
1400	{	1228	{
…		…
1433	case SP_HEALING:	1261	case SP_HEALING:
1434	success = cast_heal (op, caster, spell_ob, dir);	1262	success = cast_heal (op, caster, spell_ob, dir);
1435	break;	1263	break;
1436		1264
1437	case SP_CREATE_FOOD:	1265	case SP_CREATE_FOOD:
1438	success = cast_create_food (op, caster, spell_ob, dir, stringarg);	1266	success = cast_create_food (op, caster, spell_ob, dir, spellparam);
1439	break;	1267	break;
1440		1268
1441	case SP_EARTH_TO_DUST:	1269	case SP_EARTH_TO_DUST:
1442	success = cast_earth_to_dust (op, caster, spell_ob);	1270	success = cast_earth_to_dust (op, caster, spell_ob);
1443	break;	1271	break;
…		…
1453	case SP_CURSE:	1281	case SP_CURSE:
1454	success = cast_curse (op, caster, spell_ob, dir);	1282	success = cast_curse (op, caster, spell_ob, dir);
1455	break;	1283	break;
1456		1284
1457	case SP_SUMMON_MONSTER:	1285	case SP_SUMMON_MONSTER:
1458	success = summon_object (op, caster, spell_ob, dir, stringarg);	1286	success = summon_object (op, caster, spell_ob, dir, spellparam);
1459	break;	1287	break;
1460		1288
1461	case SP_CHARGING:	1289	case SP_CHARGING:
1462	success = recharge (op, caster, spell_ob);	1290	success = recharge (op, caster, spell_ob);
1463	break;	1291	break;
…		…
1466	#ifdef NO_POLYMORPH	1294	#ifdef NO_POLYMORPH
1467	/* Not great, but at least provide feedback so if players do have	1295	/* Not great, but at least provide feedback so if players do have
1468	* polymorph (ie, find it as a preset item or left over from before	1296	* polymorph (ie, find it as a preset item or left over from before
1469	* it was disabled), they get some feedback.	1297	* it was disabled), they get some feedback.
1470	*/	1298	*/
1471	new_draw_info (NDI_UNIQUE, 0, op, "The spell fizzles");	1299	op->failmsg ("The spell fizzles!");
1472	success = 0;	1300	success = 0;
1473	#else	1301	#else
1474	success = cast_polymorph (op, caster, spell_ob, dir);	1302	success = cast_polymorph (op, caster, spell_ob, dir);
1475	#endif	1303	#endif
1476	break;	1304	break;
…		…
1496	break;	1324	break;
1497		1325
1498	case SP_MOVING_BALL:	1326	case SP_MOVING_BALL:
1499	if (spell_ob->path_repelled && (spell_ob->path_repelled & caster->path_attuned) != spell_ob->path_repelled)	1327	if (spell_ob->path_repelled && (spell_ob->path_repelled & caster->path_attuned) != spell_ob->path_repelled)
1500	{	1328	{
1501	new_draw_info_format (NDI_UNIQUE, 0, op, "You lack the proper attunement to cast %s", &spell_ob->name);	1329	op->failmsg (format ("You lack the proper attunement to cast %s!", &spell_ob->name));
1502	success = 0;	1330	success = 0;
1503	}	1331	}
1504	else	1332	else
1505	success = fire_arch_from_position (op, caster, op->x + freearr_x[dir], op->y + freearr_y[dir], dir, spell_ob);	1333	success = fire_arch_from_position (op, caster, op->x, op->y, dir, spell_ob);
1506	break;	1334	break;
1507		1335
1508	case SP_SWARM:	1336	case SP_SWARM:
1509	success = fire_swarm (op, caster, spell_ob, dir);	1337	success = fire_swarm (op, caster, spell_ob, dir);
1510	break;	1338	break;
…		…
1517	/* in rune.c */	1345	/* in rune.c */
1518	success = dispel_rune (op, caster, spell_ob, skill, dir);	1346	success = dispel_rune (op, caster, spell_ob, skill, dir);
1519	break;	1347	break;
1520		1348
1521	case SP_CREATE_MISSILE:	1349	case SP_CREATE_MISSILE:
1522	success = cast_create_missile (op, caster, spell_ob, dir, stringarg);	1350	success = cast_create_missile (op, caster, spell_ob, dir, spellparam);
1523	break;	1351	break;
1524		1352
1525	case SP_CONSECRATE:	1353	case SP_CONSECRATE:
1526	success = cast_consecrate (op, caster, spell_ob);	1354	success = cast_consecrate (op, caster, spell_ob);
1527	break;	1355	break;
1528		1356
1529	case SP_ANIMATE_WEAPON:	1357	case SP_ANIMATE_WEAPON:
1530	success = animate_weapon (op, caster, spell_ob, dir);	1358	success = animate_weapon (op, caster, spell_ob, dir);
1531	old_shoottype = range_golem;
1532	break;	1359	break;
1533		1360
1534	case SP_LIGHT:	1361	case SP_LIGHT:
1535	success = cast_light (op, caster, spell_ob, dir);	1362	success = cast_light (op, caster, spell_ob, dir);
1536	break;	1363	break;
…		…
1549		1376
1550	case SP_AURA:	1377	case SP_AURA:
1551	success = create_aura (op, caster, spell_ob);	1378	success = create_aura (op, caster, spell_ob);
1552	break;	1379	break;
1553		1380
1554	case SP_TOWN_PORTAL:
1555	success = cast_create_town_portal (op, caster, spell_ob, dir);
1556	break;
1557
1558	case SP_PARTY_SPELL:	1381	case SP_PARTY_SPELL:
1559	success = cast_party_spell (op, caster, dir, spell_ob, stringarg);	1382	success = cast_party_spell (op, caster, dir, spell_ob, spellparam);
1560	break;	1383	break;
1561		1384
1562	default:	1385	default:
1563	if (!INVOKE_OBJECT (CAST_SPELL, spell_ob, ARG_OBJECT (op), ARG_OBJECT (caster), ARG_INT (dir), ARG_STRING (stringarg)))
1564	LOG (llevError, "cast_spell: Unhandled spell subtype %d\n", spell_ob->subtype);	1386	LOG (llevError, "cast_spell: Unhandled spell subtype %d\n", spell_ob->subtype);
1565	}
1566
1567	/* FIXME - we need some better sound suppport */
1568	// yes, for example, augment map info with the spell effect
1569	// so clients can calculate the sounds themselves
1570	//play_sound_map(op->map, op->x, op->y, SOUND_CAST_SPELL_0 + spell_ob->subtype);
1571
1572	/* free the spell arg */
1573	if (settings.casting_time == TRUE && stringarg)
1574	{	1387	}
1575	free (stringarg);	1388
1576	stringarg = NULL;	1389	op->play_sound (
1577	}	1390	success
1578	/* perhaps a bit of a hack, but if using a wand, it has to change the skill	1391	? spell_ob->sound
1579	* to something like use_magic_item, but you really want to be able to fire	1392	? spell_ob->sound
1580	* it again.	1393	: sound_find ("spell_success")
1581	*/	1394	: sound_find ("fumble_spell")
1582	if (op->contr)	1395	);
1583	op->contr->shoottype = (rangetype) old_shoottype;
1584		1396
1585	return success;	1397	return success;
1586	}	1398	}
1587		1399
1588
1589	/* This is called from time.c/process_object(). That function	1400	/* This is called from time.c/process_object(). That function
1590	* calls this for any SPELL_EFFECT type objects. This function	1401	* calls this for any SPELL_EFFECT type objects. This function
1591	* then dispatches them to the appropriate specific routines.	1402	* then dispatches them to the appropriate specific routines.
1592	*/	1403	*/
1593	void	1404	void
1594	move_spell_effect (object *op)	1405	move_spell_effect (object *op)
1595	{	1406	{
…		…
1635	move_aura (op);	1446	move_aura (op);
1636	break;	1447	break;
1637	}	1448	}
1638	}	1449	}
1639		1450
1640	/* this checks to see if something special should happen if
1641	* something runs into the object.
1642	*/
1643	void
1644	check_spell_effect (object *op)
1645	{
1646	switch (op->subtype)
1647	{
1648	case SP_BOLT:
1649	move_bolt (op);
1650	return;
1651
1652	case SP_BULLET:
1653	check_bullet (op);
1654	return;
1655	}
1656	}
1657
1658	/* This is called by move_apply. Basically, if someone	1451	/* This is called by move_apply. Basically, if someone
1659	* moves onto a spell effect and the walk_on or fly_on flags	1452	* moves onto a spell effect and the walk_on or fly_on flags
1660	* are set, this is called. This should only be called for	1453	* are set, this is called. This should only be called for
1661	* objects of the appropraite type.	1454	* objects of the appropriate type.
1662	*/	1455	*/
1663	void	1456	void
1664	apply_spell_effect (object *spell, object *victim)	1457	apply_spell_effect (object *spell, object *victim)
1665	{	1458	{
1666	switch (spell->subtype)	1459	switch (spell->subtype)
…		…
1672		1465
1673	case SP_MAGIC_MISSILE:	1466	case SP_MAGIC_MISSILE:
1674	if (QUERY_FLAG (victim, FLAG_ALIVE))	1467	if (QUERY_FLAG (victim, FLAG_ALIVE))
1675	{	1468	{
1676	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);	1469	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);
1677
1678	if (!spell->destroyed ())
1679	spell->destroy ();	1470	spell->destroy ();
1680	}	1471	}
1681	break;	1472	break;
1682		1473
1683	case SP_MOVING_BALL:	1474	case SP_MOVING_BALL:
1684	if (QUERY_FLAG (victim, FLAG_ALIVE))	1475	if (QUERY_FLAG (victim, FLAG_ALIVE))
1685	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);	1476	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);
1686	else if (victim->material || victim->materialname)	1477	else if (victim->materialname)
1687	save_throw_object (victim, spell->attacktype, spell);	1478	save_throw_object (victim, spell->attacktype, spell);
		1479
1688	break;	1480	break;
1689	}	1481	}
1690	}	1482	}
		1483
		1484	/**
		1485	* This function will let a fireball explode at the position of
		1486	* the victim with a specific maximum level.
		1487	*/
		1488	void
		1489	create_exploding_ball_at (object *victim, int level)
		1490	{
		1491	object *ball = get_archetype (EXPLODING_FIREBALL);
		1492	ball->dam_modifier = random_roll (1, level, victim, PREFER_LOW) / 5 + 1;
		1493	ball->stats.maxhp = random_roll (1, level, victim, PREFER_LOW) / 10 + 2;
		1494	ball->insert_at (victim);
		1495	}

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