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

Comparing deliantra/server/server/spell_util.C (file contents):
Revision 1.58 by root, Mon Aug 27 03:56:17 2007 UTC vs.
Revision 1.122 by root, Sat Dec 31 06:18:02 2011 UTC

…		…
1	/*	1	/*
2	* This file is part of Crossfire TRT, the Roguelike Realtime MORPG.	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	*	3	*
4	* Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team	4	* Copyright (©) 2005,2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	* Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2001 Mark Wedel & Crossfire Development Team
6	* Copyright (©) 1992,2007 Frank Tore Johansen	6	* Copyright (©) 1992 Frank Tore Johansen
7	*	7	*
8	* Crossfire TRT is free software: you can redistribute it and/or modify	8	* Deliantra is free software: you can redistribute it and/or modify it under
9	* it under the terms of the GNU General Public License as published by	9	* the terms of the Affero GNU General Public License as published by the
10	* the Free Software Foundation, either version 3 of the License, or	10	* Free Software Foundation, either version 3 of the License, or (at your
11	* (at your option) any later version.	11	* option) any later version.
12	*	12	*
13	* This program is distributed in the hope that it will be useful,	13	* This program is distributed in the hope that it will be useful,
14	* but WITHOUT ANY WARRANTY; without even the implied warranty of	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16	* GNU General Public License for more details.	16	* GNU General Public License for more details.
17	*	17	*
18	* You should have received a copy of the GNU General Public License	18	* You should have received a copy of the Affero GNU General Public License
19	* along with this program. If not, see <http://www.gnu.org/licenses/>.	19	* and the GNU General Public License along with this program. If not, see
		20	* <http://www.gnu.org/licenses/>.
20	*	21	*
21	* The authors can be reached via e-mail to <crossfire@schmorp.de>	22	* The authors can be reached via e-mail to <support@deliantra.net>
22	*/	23	*/
23		24
24	#include <global.h>	25	#include <global.h>
25	#include <spells.h>	26	#include <spells.h>
26	#include <object.h>	27	#include <object.h>
33	/* 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
34	* 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
35	* matching spells are used.	36	* matching spells are used.
36	*/	37	*/
37	object *	38	object *
38	find_random_spell_in_ob (object ob, const char skill)	39	find_random_spell_in_ob (object *ob, shstr_cmp skill)
39	{	40	{
40	int k = 0, s;	41	int k = 0, s;
41	object *tmp;
42		42
43	for (tmp = ob->inv; tmp; tmp = tmp->below)	43	for (object *tmp = ob->inv; tmp; tmp = tmp->below)
44	if (tmp->type == SPELL && (!skill \|\| tmp->skill == skill))	44	if (tmp->type == SPELL && (!skill \|\| tmp->skill == skill))
45	k++;	45	k++;
46		46
47	/* No spells, no need to progess further */	47	/* No spells, no need to progess further */
48	if (!k)	48	if (!k)
49	return NULL;	49	return NULL;
50		50
51	s = RANDOM () % k;	51	s = rndm (k);
52		52
53	for (tmp = ob->inv; tmp; tmp = tmp->below)	53	for (object *tmp = ob->inv; tmp; tmp = tmp->below)
54	if (tmp->type == SPELL && (!skill \|\| tmp->skill == skill))	54	if (tmp->type == SPELL && (!skill \|\| tmp->skill == skill))
55	{
56	if (!s)	55	if (!s)
57	return tmp;	56	return tmp;
58	else	57	else
59	s--;	58	s--;
60	}	59
61	/* Should never get here, but just in case */	60	/* Should never get here, but just in case */
62	return NULL;	61	return 0;
63	}	62	}
64		63
65	/* Relatively simple function that gets used a lot.	64	/* Relatively simple function that gets used a lot.
66	* Basically, it sets up the skill pointer for the spell being	65	* Basically, it sets up the skill pointer for the spell being
67	* cast. If op is really casting the spell, then the skill	66	* cast. If op is really casting the spell, then the skill
…		…
77	dest->skill = spob->skill;	76	dest->skill = spob->skill;
78	else	77	else
79	dest->skill = caster->skill;	78	dest->skill = caster->skill;
80	}	79	}
81		80
82	/* init_spells: This should really be called check_spells, as that
83	* is what it does. It goes through the spells looking for any
84	* obvious errors. This was most useful in debugging when re-doing
85	* all the spells to catch simple errors. To use it all the time
86	* will result in it spitting out messages that aren't really errors.
87	*/
88	void
89	init_spells (void)
90	{
91	#ifdef SPELL_DEBUG
92	static int init_spells_done = 0;
93	int i;
94	archetype *at;
95
96	if (init_spells_done)
97	return;
98	LOG (llevDebug, "Checking spells...\n");
99
100	for_all_archetypes (at)
101	{
102	if (at->type == SPELL)
103	{
104	if (at->skill)
105	{
106	for (i = 1; i < NUM_SKILLS; i++)
107	if (!strcmp (skill_names[i], at->skill))
108	break;
109	if (i == NUM_SKILLS)
110	{
111	LOG (llevError, "Spell %s has improper associated skill %s\n", at->name, at->skill);
112	}
113	}
114	/* other_arch is already checked for in the loader */
115	}
116	}
117
118	i = 0;
119	while (spell_mapping[i])
120	{
121	if (!archetype::find (spell_mapping[i]))
122	{
123	LOG (llevError, "Unable to find spell mapping %s (%i)\n", spell_mapping[i], i);
124	}
125	i++;
126	}
127	LOG (llevDebug, "Checking spells completed.\n");
128	#endif
129	}
130
131	/* Dumps all the spells - now also dumps skill associated with the spell.
132	* not sure what this would be used for, as the data seems pretty
133	* minimal, but easy enough to keep around.
134	*/
135	void
136	dump_spells (void)
137	{
138	archetype *at;
139
140	for_all_archetypes (at)
141	{
142	if (at->type == SPELL)
143	{
144	fprintf (stderr, "%s:%s:%s:%s:%d\n", &at->object::name,
145	&at->archname, at->other_arch ? &at->other_arch->archname : "<nil>", &at->skill, at->level);
146	}
147	}
148	}
149
150	/* pretty basic function - basically just takes	81	/* pretty basic function - basically just takes
151	* 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
152	*/	83	*/
153	void	84	void
154	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)
155	{	86	{
156	if (spob->other_arch)	87	if (spob->other_arch)
157	map->insert (arch_to_object (spob->other_arch), x, y, originator);	88	map->insert (spob->other_arch->instance (), x, y, originator);
158	}	89	}
159		90
160	/*	91	static int
161	* This function takes a caster and spell and presents the	92	attuned_bonus (object caster, object spell, int level)
162	* effective level the caster needs to be to cast the spell.
163	* basically, it just adjusts the spell->level with attuned/repelled
164	* spellpaths. Was called path_level_mod.
165	*
166	* caster is person casting the spell.
167	* spell is the spell object.
168	* Returns modified level.
169	*/
170	int
171	min_casting_level (object caster, object spell)
172	{	93	{
173	int new_level;	94	// compute the attuned/repelled bonus
174		95	// attuned only increases up to 2 times the original level (i.e. bonus <= level) */
175	if (caster->path_denied & spell->path_attuned)	96	// repell has no such quarrels
176	return 1;	97	return (caster->path_attuned & spell->path_attuned ? min (level, +ATTUNE_REPELL) : 0)
177
178	new_level = spell->level
179	+ (caster->path_repelled & spell->path_attuned ? +2 : 0)	98	+ (caster->path_repelled & spell->path_attuned ? -ATTUNE_REPELL : 0);
180	+ (caster->path_attuned & spell->path_attuned ? -2 : 0);
181
182	return max (1, new_level);
183	}	99	}
184		100
185	/* This function returns the effective level the spell	101	/* This function returns the effective level the spell
186	* is being cast at.	102	* is being cast at.
187	* Note that I changed the repelled/attuned bonus to 2 from 5.
188	* This is because the new code compares casting_level against
189	* min_caster_level, so the difference is effectively 4
190	*/	103	*/
191	int	104	int
192	caster_level (object caster, object spell)	105	casting_level (object caster, object spell)
193	{	106	{
194	int level = caster->level;	107	int level = caster->level;
195
196	/* If this is a player, try to find the matching skill */
197	if (caster->type == PLAYER && spell->skill)
198	for (int i = 0; i < NUM_SKILLS; i++)
199	if (caster->contr->last_skill_ob[i] && caster->contr->last_skill_ob[i]->skill == spell->skill)
200	{
201	level = caster->contr->last_skill_ob[i]->level;
202	break;
203	}
204		108
205	/* 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. */
206	if (caster->type == ROD && caster->env && caster->env->type == PLAYER)	110	if (caster->type == ROD && caster->env && caster->env->type == PLAYER)
207	{	111	{
208	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);
209	int sk_level = skill ? skill->level : 1;	113	int sk_level = skill ? skill->level : 1;
210		114
211	level = MIN (level, sk_level + level / 10 + 1);	115	level = min (level, sk_level + level / 10 + 1);
212	}	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;
213		120
214	/* Got valid caster level. Now adjust for attunement */	121	int bonus = attuned_bonus (caster, spell, level);
215	level += caster->path_repelled & spell->path_attuned ? -2 : 0;	122
216	level += caster->path_attuned & spell->path_attuned ? +2 : 0;	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);
217		128
218	/* 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
219	* errors in various places.	130	* errors in various places.
220	*/	131	*/
221	return max (level, 1);	132	return clamp (level, 1, settings.max_level);
222	}	133	}
223		134
224	/* The following function scales the spellpoint cost of	135	/* The following function scales the spellpoint cost of
225	* a spell by it's increased effectiveness. Some of the	136	* a spell by it's increased effectiveness. Some of the
226	* lower level spells become incredibly vicious at high	137	* lower level spells become incredibly vicious at high
…		…
230	* caster is what is casting the spell, can be op.	141	* caster is what is casting the spell, can be op.
231	* spell is the spell object.	142	* spell is the spell object.
232	* 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
233	* mana. In that case, we return which ever value is higher.	144	* mana. In that case, we return which ever value is higher.
234	*/	145	*/
235
236	sint16	146	sint16
237	SP_level_spellpoint_cost (object caster, object spell, int flags)	147	SP_level_spellpoint_cost (object caster, object spell, int flags)
238	{	148	{
239	int sp, grace, level = caster_level (caster, spell);	149	int sp, grace, level = casting_level (caster, spell);
240		150
241	if (settings.spellpoint_level_depend == TRUE)	151	if (settings.spellpoint_level_depend == TRUE)
242	{	152	{
243	if (spell->stats.sp && spell->stats.maxsp)	153	if (spell->stats.sp && spell->stats.maxsp)
244	{
245	sp = (int) (spell->stats.sp * (1.0 + MAX (0, (float) (level - spell->level) / (float) spell->stats.maxsp)));	154	sp = spell->stats.sp * (1.f + max (0.f, float (level - spell->level) / spell->stats.maxsp));
246	}
247	else	155	else
248	sp = spell->stats.sp;	156	sp = spell->stats.sp;
249		157
250	sp *= (int) PATH_SP_MULT (caster, spell);	158	sp *= (int) PATH_SP_MULT (caster, spell);
251	if (!sp && spell->stats.sp)	159	if (!sp && spell->stats.sp)
252	sp = 1;	160	sp = 1;
253		161
254	if (spell->stats.grace && spell->stats.maxgrace)	162	if (spell->stats.grace && spell->stats.maxgrace)
255	{
256	grace = (int) (spell->stats.grace * (1.0 + MAX (0, (float) (level - spell->level) / (float) spell->stats.maxgrace)));	163	grace = spell->stats.grace * (1.f + max (0.f, float (level - spell->level) / spell->stats.maxgrace));
257	}
258	else	164	else
259	grace = spell->stats.grace;	165	grace = spell->stats.grace;
260		166
261	grace *= (int) PATH_SP_MULT (caster, spell);	167	grace *= PATH_SP_MULT (caster, spell);
262	if (spell->stats.grace && !grace)	168	if (spell->stats.grace && !grace)
263	grace = 1;	169	grace = 1;
264	}	170	}
265	else	171	else
266	{	172	{
267	sp = (int) (spell->stats.sp * PATH_SP_MULT (caster, spell));	173	sp = (int) (spell->stats.sp * PATH_SP_MULT (caster, spell));
268	if (spell->stats.sp && !sp)	174	if (spell->stats.sp && !sp)
269	sp = 1;	175	sp = 1;
		176
270	grace = (int) (spell->stats.grace * PATH_SP_MULT (caster, spell));	177	grace = (int) (spell->stats.grace * PATH_SP_MULT (caster, spell));
271	if (spell->stats.grace && !grace)	178	if (spell->stats.grace && !grace)
272	grace = 1;	179	grace = 1;
273	}	180	}
		181
274	if (flags == SPELL_HIGHEST)	182	if (flags == SPELL_HIGHEST)
275	return MAX (sp, grace);	183	return max (sp, grace);
276	else if (flags == SPELL_GRACE)	184	else if (flags == SPELL_GRACE)
277	return grace;	185	return grace;
278	else if (flags == SPELL_MANA)	186	else if (flags == SPELL_MANA)
279	return sp;	187	return sp;
280	else	188	else
…		…
282	LOG (llevError, "SP_level_spellpoint_cost: Unknown flags passed: %d\n", flags);	190	LOG (llevError, "SP_level_spellpoint_cost: Unknown flags passed: %d\n", flags);
283	return 0;	191	return 0;
284	}	192	}
285	}	193	}
286		194
		195	/*
		196	* Return the effective casting level of the spell.
		197	* To make spells independent of their starting level, this function
		198	* scales the range spellstartlevel .. 100 into the range 1..100
		199	*/
		200	static int
		201	SP_casting_level (object caster, object spell)
		202	{
		203	return casting_level (caster, spell);
		204	}
287		205
288	/* SP_level_dam_adjust: Returns adjusted damage based on the caster.	206	/* SP_level_dam_adjust: Returns adjusted damage based on the caster.
289	* spob is the spell we are adjusting.	207	* spob is the spell we are adjusting.
290	*/	208	*/
291	int	209	int
292	SP_level_dam_adjust (object caster, object spob)	210	SP_level_dam_adjust (object caster, object spob)
293	{	211	{
294	int level = caster_level (caster, spob);
295	int adj = level - min_casting_level (caster, spob);
296
297	if (adj < 0)
298	adj = 0;
299	if (spob->dam_modifier)	212	if (!spob->dam_modifier)
300	adj /= spob->dam_modifier;
301	else
302	adj = 0;
303	return adj;	213	return 0;
		214
		215	return SP_casting_level (caster, spob) / spob->dam_modifier;
304	}	216	}
305		217
306	/* Adjust the strength of the spell based on level.	218	/* Adjust the strength of the spell based on level.
307	* This is basically the same as SP_level_dam_adjust above,	219	* This is basically the same as SP_level_dam_adjust above,
308	* but instead looks at the level_modifier value.	220	* but instead looks at the level_modifier value.
309	*/	221	*/
310	int	222	int
311	SP_level_duration_adjust (object caster, object spob)	223	SP_level_duration_adjust (object caster, object spob)
312	{	224	{
313	int level = caster_level (caster, spob);
314	int adj = level - min_casting_level (caster, spob);
315
316	if (adj < 0)
317	adj = 0;
318	if (spob->duration_modifier)	225	if (!spob->duration_modifier)
319	adj /= spob->duration_modifier;
320	else
321	adj = 0;
322
323	return adj;	226	return 0;
		227
		228	return SP_casting_level (caster, spob) / spob->duration_modifier;
324	}	229	}
325		230
326	/* Adjust the strength of the spell based on level.	231	/* Adjust the strength of the spell based on level.
327	* This is basically the same as SP_level_dam_adjust above,	232	* This is basically the same as SP_level_dam_adjust above,
328	* but instead looks at the level_modifier value.	233	* but instead looks at the level_modifier value.
329	*/	234	*/
330	int	235	int
331	SP_level_range_adjust (object caster, object spob)	236	SP_level_range_adjust (object caster, object spob)
332	{	237	{
333	int level = caster_level (caster, spob);
334	int adj = level - min_casting_level (caster, spob);
335
336	if (adj < 0)
337	adj = 0;
338	if (spob->range_modifier)	238	if (!spob->range_modifier)
339	adj /= spob->range_modifier;
340	else
341	adj = 0;
342
343	return adj;	239	return 0;
		240
		241	return SP_casting_level (caster, spob) / spob->range_modifier;
344	}	242	}
345		243
346	/* Checks to see if player knows the spell. If the name is the same	244	/* Checks to see if player knows the spell. If the name is the same
347	* as an existing spell, we presume they know it.	245	* as an existing spell, we presume they know it.
348	* returns 1 if they know the spell, 0 if they don't.	246	* returns 1 if they know the spell, 0 if they don't.
349	*/	247	*/
350	object *	248	object *
351	check_spell_known (object op, const char name)	249	check_spell_known (object *op, shstr_cmp name)
352	{	250	{
353	object *spop;	251	object *spop;
354		252
355	for (spop = op->inv; spop; spop = spop->below)	253	for (spop = op->inv; spop; spop = spop->below)
356	if (spop->type == SPELL && !strcmp (spop->name, name))	254	if (spop->type == SPELL && spop->name == name)
357	return spop;	255	return spop;
358		256
359	return NULL;	257	return 0;
360	}	258	}
361
362		259
363	/*	260	/*
364	* Look at object 'op' and see if they know the spell	261	* Look at object 'op' and see if they know the spell
365	* spname. This is pretty close to check_spell_known	262	* spname. This is pretty close to check_spell_known
366	* above, but it uses a looser matching mechanism.	263	* above, but it uses a looser matching mechanism.
367	* returns the matching spell object, or NULL.	264	* returns the matching spell object, or NULL.
368	* If we match multiple spells but don't get an	265	* If we match multiple spells but don't get an
369	* exact match, we also return NULL.	266	* exact match, we also return NULL.
370	*/	267	*/
371
372	object *	268	object *
373	lookup_spell_by_name (object op, const char spname)	269	lookup_spell_by_name (object op, const char spname)
374	{	270	{
375	object spob1 = NULL, spob2 = NULL, *spob;	271	object spob1 = 0, spob2 = 0;
376	int nummatch = 0;	272	int nummatch = 0;
377		273
378	if (spname == NULL)	274	if (!spname)
379	return NULL;	275	return 0;
380		276
381	/* Try to find the spell. We store the results in spob1	277	/* Try to find the spell. We store the results in spob1
382	* and spob2 - spob1 is only taking the length of	278	* and spob2 - spob1 is only taking the length of
383	* the past spname, spob2 uses the length of the spell name.	279	* the past spname, spob2 uses the length of the spell name.
384	*/	280	*/
385	for (spob = op->inv; spob; spob = spob->below)	281	for (object *spob = op->inv; spob; spob = spob->below)
386	{	282	{
387	if (spob->type == SPELL)	283	if (spob->type == SPELL)
388	{	284	{
		285	// TODO: WTF?
389	if (!strncmp (spob->name, spname, strlen (spname)))	286	if (!strncmp (spob->name, spname, strlen (spname)))
390	{	287	{
391	nummatch++;	288	nummatch++;
392	spob1 = spob;	289	spob1 = spob;
393	}	290	}
…		…
398	* fall into this category). It shouldn't be hard to	295	* fall into this category). It shouldn't be hard to
399	* make sure spell names don't overlap in that fashion.	296	* make sure spell names don't overlap in that fashion.
400	*/	297	*/
401	if (spob2)	298	if (spob2)
402	LOG (llevError, "Found multiple spells with overlapping base names: %s, %s\n", &spob2->name, &spob->name);	299	LOG (llevError, "Found multiple spells with overlapping base names: %s, %s\n", &spob2->name, &spob->name);
		300
403	spob2 = spob;	301	spob2 = spob;
404	}	302	}
405	}	303	}
406	}	304	}
407	/* if we have best match, return it. Otherwise, if we have one match	305	/* if we have best match, return it. Otherwise, if we have one match
408	* on the loser match, return that, otehrwise null	306	* on the loser match, return that, otehrwise null
409	*/	307	*/
410	if (spob2)	308	if (spob2)
411	return spob2;	309	return spob2;
		310
412	if (spob1 && nummatch == 1)	311	if (spob1 && nummatch == 1)
413	return spob1;	312	return spob1;
		313
414	return NULL;	314	return NULL;
415	}	315	}
416		316
417	/* reflwall - decides weither the (spell-)object sp_op will	317	/* reflwall - decides weither the (spell-)object sp_op will
418	* be reflected from the given mapsquare. Returns 1 if true.	318	* be reflected from the given mapsquare. Returns 1 if true.
…		…
422	* eg, updated for tiled maps.	322	* eg, updated for tiled maps.
423	*/	323	*/
424	int	324	int
425	reflwall (maptile m, int x, int y, object sp_op)	325	reflwall (maptile m, int x, int y, object sp_op)
426	{	326	{
427	object *op;
428
429	if (OUT_OF_REAL_MAP (m, x, y))	327	if (OUT_OF_REAL_MAP (m, x, y))
430	return 0;	328	return 0;
		329
431	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)
432	if (QUERY_FLAG (op, FLAG_REFL_SPELL)	331	if (op->flag [FLAG_REFL_SPELL]
433	&& (!QUERY_FLAG (op, FLAG_ALIVE)	332	&& (!op->flag [FLAG_ALIVE]
434	\|\| (rndm (0, 99)) < 90 - (sp_op->level / 10)))	333	\|\| (rndm (0, 99)) < 90 - (sp_op->level / 10)))
435	return 1;	334	return 1;
436		335
437	return 0;	336	return 0;
438	}	337	}
…		…
457	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.");
458	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.");
459	dir = 0;	358	dir = 0;
460	}	359	}
461		360
462	SET_FLAG (new_op, FLAG_IDENTIFIED);	361	new_op->set_flag (FLAG_IDENTIFIED);
463	op->map->insert (new_op,	362	op->map->insert (new_op,
464	op->x + freearr_x[dir], op->y + freearr_y[dir],	363	op->x + freearr_x[dir], op->y + freearr_y[dir],
465	op,	364	op,
466	dir ? 0 : INS_BELOW_ORIGINATOR);	365	dir ? 0 : INS_BELOW_ORIGINATOR);
467		366
468	return dir;	367	return dir;
		368	}
		369
		370	static bool
		371	mergable_owner (object o1, object o2)
		372	{
		373	if (o1 == o2)
		374	return 1;
		375
		376	if (!o1 \|\| !o2)
		377	return 0;
		378
		379	if (o1->flag [FLAG_FRIENDLY] != o1->flag [FLAG_FRIENDLY])
		380	return 0;
		381
		382	if (o1->is_player () \|\| o2->is_player ())
		383	return 0;
		384
		385	return 1;
469	}	386	}
470		387
471	/* Returns true if it is ok to put spell *op on the space/may provided.	388	/* Returns true if it is ok to put spell *op on the space/may provided.
472	* immune_stop is basically the attacktype of the spell (why	389	* immune_stop is basically the attacktype of the spell (why
473	* passed as a different value, not sure of). If immune_stop	390	* passed as a different value, not sure of). If immune_stop
474	* has the AT_MAGIC bit set, and there is a counterwall	391	* has the AT_MAGIC bit set, and there is a counterwall
475	* on the space, the object doesn't get placed. if immune stop	392	* on the space, the object doesn't get placed. if immune stop
476	* does not have AT_MAGIC, then counterwalls do not effect the spell.	393	* does not have AT_MAGIC, then counterwalls do not effect the spell.
477	*
478	*/	394	*/
479	int	395	int
480	ok_to_put_more (maptile m, sint16 x, sint16 y, object op, int immune_stop)	396	ok_to_put_more (maptile m, sint16 x, sint16 y, object op, int immune_stop)
481	{	397	{
482	if (!xy_normalise (m, x, y))	398	if (!xy_normalise (m, x, y))
483	return 0;	399	return 0;
484		400
485	mapspace &ms = m->at (x, y);	401	mapspace &ms = m->at (x, y);
		402	ms.update ();
486		403
487	if (OB_TYPE_MOVE_BLOCK (op, ms.move_block))	404	if (OB_TYPE_MOVE_BLOCK (op, ms.move_block))
488	return 0;	405	return 0;
489		406
		407	int max_effects = 5; // max. number of similar spells per mapspace
		408
490	for (object *tmp = ms.bot; tmp; tmp = tmp->above)	409	for (object *tmp = ms.top; tmp; tmp = tmp->below)
491	{	410	{
492	/* If there is a counterspell on the space, and this	411	/* If there is a counterspell on the space, and this
493	* object is using magic, don't progress. I believe we could	412	* object is using magic, don't progress. I believe we could
494	* leave this out and let in progress, and other areas of the code	413	* leave this out and let in progress, and other areas of the code
495	* will then remove it, but that would seem to to use more	414	* will then remove it, but that would seem to to use more
…		…
497	* on top of a counterwall spell (may hit the player before being	416	* on top of a counterwall spell (may hit the player before being
498	* removed.) On the other hand, it may be more dramatic for the	417	* removed.) On the other hand, it may be more dramatic for the
499	* spell to actually hit the counterwall and be sucked up.	418	* spell to actually hit the counterwall and be sucked up.
500	*/	419	*/
501	if ((tmp->attacktype & AT_COUNTERSPELL)	420	if ((tmp->attacktype & AT_COUNTERSPELL)
502	&& !QUERY_FLAG (tmp, FLAG_MONSTER)	421	&& !tmp->flag [FLAG_MONSTER]
503	&& (tmp->type != PLAYER)	422	&& (tmp->type != PLAYER)
504	&& (tmp->type != WEAPON)	423	&& (tmp->type != WEAPON)
505	&& (tmp->type != BOW)	424	&& (tmp->type != BOW)
506	&& (tmp->type != ARROW)	425	&& (tmp->type != ARROW)
507	&& (tmp->type != GOLEM)	426	&& (tmp->type != GOLEM)
508	&& !QUERY_FLAG (tmp, FLAG_IS_FLOOR) // XXX:	427	&& !tmp->flag [FLAG_IS_FLOOR] // XXX:
509	// we special case floor here because there	428	// we special case floor here because there
510	// are sometimes spell effect floors	429	// are sometimes spell effect floors
511	// which are used to inflict damage	430	// which are used to inflict damage
512	// (and those shouldn't go away from	431	// (and those shouldn't go away from
513	// sanctuary) see also: permanent lava	432	// sanctuary) see also: permanent lava
514	&& (immune_stop & AT_MAGIC))	433	&& (immune_stop & AT_MAGIC))
515	return 0;	434	return 0;
516		435
517	/* This is to prevent 'out of control' spells. Basically, this
518	* limits one spell effect per space per spell. This is definately
519	* needed for performance reasons, and just for playability I believe.
520	* there are no such things as multispaced spells right now, so
521	* we don't need to worry about the head.
522	*/
523	if ((tmp->stats.maxhp == op->stats.maxhp) && (tmp->type == op->type) && (tmp->subtype == op->subtype))
524	return 0;
525
526	/*
527	* Combine similar spell effects into one spell effect. Needed for
528	* performance reasons with meteor swarm and the like, but also for
529	* playability reasons.
530	*/
531	if (tmp->arch == op->arch
532	&& tmp->type == op->type	436	if (tmp->type == op->type)
533	&& tmp->subtype == op->subtype
534	&& tmp->owner == op->owner
535	&& ((tmp->subtype == SP_EXPLOSION) \|\| (tmp->subtype == SP_CONE && tmp->stats.sp == op->stats.sp)))
536	{	437	{
537	tmp->stats.dam = MAX (tmp->stats.dam, op->stats.dam);	438	if (tmp->subtype == op->subtype
538	tmp->range = MAX (tmp->range, op->range);	439	&& tmp->arch == op->arch /* no harm if not comparing by name here */)
539	tmp->duration = MAX (tmp->duration, op->duration);	440	{
		441	/* This is to prevent 'out of control' spells. Basically, this
		442	* limits one spell effect per space per spell. This is definately
		443	* needed for performance reasons, and just for playability I believe.
		444	* there are no such things as multispaced spells right now, so
		445	* we don't need to worry about the head.
		446	*/
		447	if (tmp->stats.maxhp == op->stats.maxhp)
		448	return 0;
		449
		450	/*
		451	* Combine similar spell effects into one spell effect. Needed for
		452	* performance reasons with meteor swarm and the like, but also for
		453	* playability reasons.
		454	*/
		455	if (((tmp->subtype == SP_EXPLOSION) \|\| (tmp->subtype == SP_CONE && tmp->stats.sp == op->stats.sp)))
		456	if (mergable_owner (tmp, op))
		457	{
		458	// if same owner, then combine, but reduce advantage of multiple spells
		459	max_it (tmp->stats.dam, op->stats.dam);
		460	max_it (tmp->range , op->range);
		461	max_it (tmp->duration , op->duration);
		462	return 0;
		463	}
		464	}
		465
		466	// if there are too many spell effects on this space,
		467	// then don't allow more of them, for performance reasons.
		468	if (tmp->type == SPELL_EFFECT
		469	&& !--max_effects)
540	return 0;	470	return 0;
541	}	471	}
542		472
543	/* Perhaps we should also put checks in for no magic and unholy	473	/* Perhaps we should also put checks in for no magic and unholy
544	* ground to prevent it from moving along?	474	* ground to prevent it from moving along?
545	*/	475	*/
…		…
557	* dir: direction to fire in.	487	* dir: direction to fire in.
558	* spell: spell that is being fired. It uses other_arch for the archetype	488	* spell: spell that is being fired. It uses other_arch for the archetype
559	* to fire.	489	* to fire.
560	* returns 0 on failure, 1 on success.	490	* returns 0 on failure, 1 on success.
561	*/	491	*/
562
563	int	492	int
564	fire_arch_from_position (object op, object caster, sint16 x, sint16 y, int dir, object *spell)	493	fire_arch_from_position (object op, object caster, sint16 x, sint16 y, int dir, object *spell)
565	{	494	{
566	object *tmp;
567	int mflags;
568	maptile *m;
569
570	if (spell->other_arch == NULL)	495	if (!spell->other_arch)
571	return 0;	496	return 0;
572		497
573	m = op->map;	498	object *tmp = spell->other_arch->instance ();
574	mflags = get_map_flags (m, &m, x, y, &x, &y);
575	if (mflags & P_OUT_OF_MAP)
576	{
577	return 0;
578	}
579		499
580	tmp = arch_to_object (spell->other_arch);	500	if (!tmp)
581
582	if (tmp == NULL)
583	return 0;	501	return 0;
584
585	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (m, x, y)))
586	{
587	new_draw_info (NDI_UNIQUE, 0, op, "You can't cast the spell on top of a wall!\n");
588	tmp->destroy ();
589	return 0;
590	}
591		502
592	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);	503	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
593	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);	504	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);
594	/* code in time.c uses food for some things, duration for others */	505	/* code in time.c uses food for some things, duration for others */
595	tmp->stats.food = tmp->duration;	506	tmp->stats.food = tmp->duration;
596	tmp->range = spell->range + SP_level_range_adjust (caster, spell);	507	tmp->range = spell->range + SP_level_range_adjust (caster, spell);
597	tmp->attacktype = spell->attacktype;	508	tmp->attacktype = spell->attacktype;
598	tmp->x = x;
599	tmp->y = y;
600	tmp->direction = dir;	509	tmp->direction = dir;
601	if (op->owner != NULL)
602	tmp->set_owner (op);	510	tmp->set_owner (op);
603	else
604	tmp->set_owner (op);
605	tmp->level = caster_level (caster, spell);	511	tmp->level = casting_level (caster, spell);
606	set_spell_skill (op, caster, spell, tmp);	512	set_spell_skill (op, caster, spell, tmp);
607		513
608	/* needed for AT_HOLYWORD,AT_GODPOWER stuff */	514	/* needed for AT_HOLYWORD,AT_GODPOWER stuff */
609	if (tmp->attacktype & AT_HOLYWORD \|\| tmp->attacktype & AT_GODPOWER)	515	if (tmp->attacktype & AT_HOLYWORD \|\| tmp->attacktype & AT_GODPOWER)
610	{
611	if (!tailor_god_spell (tmp, op))	516	if (!tailor_god_spell (tmp, op))
612	return 0;	517	return 0;
613	}	518
614	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))	519	if (tmp->flag [FLAG_IS_TURNABLE])
615	SET_ANIMATION (tmp, dir);	520	SET_ANIMATION (tmp, dir);
616		521
617	if ((tmp = insert_ob_in_map (tmp, m, op, 0)))	522	if ((tmp = op->map->insert (tmp, x, y, op)))
618	move_spell_effect (tmp);	523	move_spell_effect (tmp);
619		524
620	return 1;	525	return 1;
621	}	526	}
622		527
…		…
627	****************************************************************************/	532	****************************************************************************/
628	void	533	void
629	regenerate_rod (object *rod)	534	regenerate_rod (object *rod)
630	{	535	{
631	if (rod->stats.hp < rod->stats.maxhp)	536	if (rod->stats.hp < rod->stats.maxhp)
632	rod->stats.hp = min (rod->stats.maxhp, rod->stats.hp + 1 + rod->stats.maxhp / 10);	537	rod->stats.hp = min (rod->stats.maxhp, rod->stats.hp + 1 + rod->stats.maxhp / 20);
633	}	538	}
634		539
635	void	540	void
636	drain_rod_charge (object *rod)	541	drain_rod_charge (object *rod)
637	{	542	{
…		…
657	{	562	{
658	tmp = op->owner;	563	tmp = op->owner;
659	/* If the owner does not exist, or is not a monster, than apply the spell	564	/* If the owner does not exist, or is not a monster, than apply the spell
660	* to the caster.	565	* to the caster.
661	*/	566	*/
662	if (!tmp \|\| !QUERY_FLAG (tmp, FLAG_MONSTER))	567	if (!tmp \|\| !tmp->flag [FLAG_MONSTER])
663	tmp = op;	568	tmp = op;
664	}	569	}
665	else	570	else
666	{	571	{
667	maptile *m = op->map;	572	maptile *m = op->map;
…		…
677	if (!tmp)	582	if (!tmp)
678	tmp = op->ms ().player ();	583	tmp = op->ms ().player ();
679		584
680	return tmp;	585	return tmp;
681	}	586	}
682
683
684		587
685	/* raytrace:	588	/* raytrace:
686	* spell_find_dir(map, x, y, exclude) will search first the center square	589	* spell_find_dir(map, x, y, exclude) will search first the center square
687	* then some close squares in the given map at the given coordinates for	590	* then some close squares in the given map at the given coordinates for
688	* live objects.	591	* live objects.
…		…
691	* monsters/generators only. If not, the spell will hunt players only.	594	* monsters/generators only. If not, the spell will hunt players only.
692	* It returns the direction toward the first/closest live object if it finds	595	* It returns the direction toward the first/closest live object if it finds
693	* any, otherwise -1.	596	* any, otherwise -1.
694	* note that exclude can be NULL, in which case all bets are off.	597	* note that exclude can be NULL, in which case all bets are off.
695	*/	598	*/
696
697	int	599	int
698	spell_find_dir (maptile m, int x, int y, object exclude)	600	spell_find_dir (maptile m, int x, int y, object exclude)
699	{	601	{
700	int i, max = SIZEOFFREE;	602	int i, max = SIZEOFFREE;
701	sint16 nx, ny;	603	sint16 nx, ny;
…		…
718	continue;	620	continue;
719		621
720	tmp = GET_MAP_OB (mp, nx, ny);	622	tmp = GET_MAP_OB (mp, nx, ny);
721		623
722	while (tmp != NULL && (((owner_type == PLAYER &&	624	while (tmp != NULL && (((owner_type == PLAYER &&
723	!QUERY_FLAG (tmp, FLAG_MONSTER) && !QUERY_FLAG (tmp, FLAG_GENERATOR)) \|\|	625	!tmp->flag [FLAG_MONSTER] && !tmp->flag [FLAG_GENERATOR]) \|\|
724	(owner_type != PLAYER && tmp->type != PLAYER)) \|\| (tmp == exclude \|\| (tmp->head && tmp->head == exclude))))	626	(owner_type != PLAYER && tmp->type != PLAYER)) \|\| (tmp == exclude \|\| (tmp->head && tmp->head == exclude))))
725	tmp = tmp->above;	627	tmp = tmp->above;
726		628
727	if (tmp != NULL && can_see_monsterP (m, x, y, i))	629	if (tmp != NULL && can_see_monsterP (m, x, y, i))
728	return freedir[i];	630	return freedir[i];
…		…
732		634
733	/* put_a_monster: puts a monster named monstername near by	635	/* put_a_monster: puts a monster named monstername near by
734	* op. This creates the treasures for the monsters, and	636	* op. This creates the treasures for the monsters, and
735	* also deals with multipart monsters properly.	637	* also deals with multipart monsters properly.
736	*/	638	*/
737	void	639	static void
738	put_a_monster (object op, const char monstername)	640	put_a_monster (object op, const char monstername)
739	{	641	{
740	object tmp, head = NULL, *prev = NULL;	642	object tmp, head = NULL, *prev = NULL;
741	archetype *at;	643	archetype *at;
742	int dir;	644	int dir;
…		…
757	* insert multipart monsters properly	659	* insert multipart monsters properly
758	*/	660	*/
759	//TODO: use expand_tail + ...	661	//TODO: use expand_tail + ...
760	while (at != NULL)	662	while (at != NULL)
761	{	663	{
762	tmp = arch_to_object (at);	664	tmp = at->instance ();
763	tmp->x = op->x + freearr_x[dir] + at->x;	665	tmp->x = op->x + freearr_x[dir] + at->x;
764	tmp->y = op->y + freearr_y[dir] + at->y;	666	tmp->y = op->y + freearr_y[dir] + at->y;
765	tmp->map = op->map;	667	tmp->map = op->map;
766	if (head)	668	if (head)
767	{	669	{
…		…
781	create_treasure (head->randomitems, head, GT_INVISIBLE, op->map->difficulty, 0);	683	create_treasure (head->randomitems, head, GT_INVISIBLE, op->map->difficulty, 0);
782		684
783	insert_ob_in_map (head, op->map, op, 0);	685	insert_ob_in_map (head, op->map, op, 0);
784		686
785	/* thought it'd be cool to insert a burnout, too. */	687	/* thought it'd be cool to insert a burnout, too. */
786	op->map->insert (get_archetype ("burnout"), op->x + freearr_x[dir], op->y + freearr_y[dir], op);	688	op->map->insert (archetype::get (shstr_burnout), op->x + freearr_x[dir], op->y + freearr_y[dir], op);
787	}	689	}
788	}	690	}
789		691
790	/* peterm: function which summons hostile monsters and	692	/* peterm: function which summons hostile monsters and
791	* places them in nearby squares.	693	* places them in nearby squares.
…		…
798	* Note that this is not used by any spells (summon evil monsters	700	* Note that this is not used by any spells (summon evil monsters
799	* use to call this, but best I can tell, that spell/ability was	701	* use to call this, but best I can tell, that spell/ability was
800	* never used. This is however used by various failures on the	702	* never used. This is however used by various failures on the
801	* players part (alchemy, reincarnation, etc)	703	* players part (alchemy, reincarnation, etc)
802	*/	704	*/
803
804	int	705	int
805	summon_hostile_monsters (object op, int n, const char monstername)	706	summon_hostile_monsters (object op, int n, const char monstername)
806	{	707	{
807	int i;	708	int i;
808		709
…		…
873	{	774	{
874	SET_ANIMATION (op, ATTACKS[i].face);	775	SET_ANIMATION (op, ATTACKS[i].face);
875	}	776	}
876	}	777	}
877		778
878
879	/* prayer_failure: This is called when a player fails	779	/* prayer_failure: This is called when a player fails
880	* at casting a prayer.	780	* at casting a prayer.
881	* op is the player.	781	* op is the player.
882	* failure is basically how much grace they had.	782	* failure is basically how much grace they had.
883	* power is how much grace the spell would normally take to cast.	783	* power is how much grace the spell would normally take to cast.
884	*/	784	*/
885		785
886	void	786	#define HINT_GRACE " H<Make sure you always have enough grace points for your prayers.>"
		787
		788	static void
887	prayer_failure (object *op, int failure, int power)	789	prayer_failure (object *op, int failure, int power)
888	{	790	{
889	const char *godname;	791	const char *godname;
890	object *tmp;	792	object *tmp;
891		793
892	if (!strcmp ((godname = determine_god (op)), "none"))	794	if (!strcmp ((godname = determine_god (op)), "none"))
893	godname = "Your spirit";	795	godname = "Your spirit";
894		796
895	if (failure <= -20 && failure > -40) /* wonder */	797	if (failure <= -20 && failure > -40) /* wonder */
896	{	798	{
897	new_draw_info_format (NDI_UNIQUE, 0, op, "%s gives a sign to renew your faith.", godname);	799	op->failmsgf ("%s gives a sign to renew your faith." HINT_GRACE, godname);
898	tmp = get_archetype (SPELL_WONDER);	800	tmp = archetype::get (SPELL_WONDER);
899	cast_cone (op, op, 0, tmp);	801	cast_cone (op, op, 0, tmp);
900	tmp->destroy ();	802	tmp->destroy ();
901	}	803	}
902		804
903	else if (failure <= -40 && failure > -60) /* confusion */	805	else if (failure <= -40 && failure > -60) /* confusion */
904	{	806	{
905	new_draw_info (NDI_UNIQUE, 0, op, "Your diety touches your mind!");	807	op->failmsg ("Your diety touches your mind!" HINT_GRACE);
906	confuse_player (op, op, 99);	808	confuse_player (op, op, 99);
907	}	809	}
908	else if (failure <= -60 && failure > -150) /* paralysis */	810	else if (failure <= -60 && failure > -150) /* paralysis */
909	{	811	{
910	new_draw_info_format (NDI_UNIQUE, 0, op, "%s requires you to pray NOW.", godname);	812	op->failmsgf ("%s requires you to pray NOW. "
911	new_draw_info (NDI_UNIQUE, 0, op, "You comply, ignoring all else.");	813	"You comply, ignoring all else." HINT_GRACE,
		814	godname);
912	paralyze_player (op, op, 99);	815	paralyze_player (op, op, 99);
913	}	816	}
914	else if (failure <= -150) /* blast the immediate area */	817	else if (failure <= -150) /* blast the immediate area */
915	{	818	{
916	tmp = get_archetype (GOD_POWER);	819	tmp = archetype::get (GOD_POWER);
917	new_draw_info_format (NDI_UNIQUE, 0, op, "%s smites you!", godname);	820	op->failmsgf ("%s smites you!" HINT_GRACE, godname);
918	cast_magic_storm (op, tmp, power);	821	cast_magic_storm (op, tmp, power);
919	}	822	}
920	}	823	}
921		824
922	/*	825	/*
…		…
936	if (settings.spell_failure_effects == FALSE)	839	if (settings.spell_failure_effects == FALSE)
937	return;	840	return;
938		841
939	if (failure <= -20 && failure > -40) /* wonder */	842	if (failure <= -20 && failure > -40) /* wonder */
940	{	843	{
941	new_draw_info (NDI_UNIQUE, 0, op, "Your spell causes an unexpected effect.");	844	op->failmsg ("Your spell causes an unexpected effect.");
942	tmp = get_archetype (SPELL_WONDER);	845	tmp = archetype::get (SPELL_WONDER);
943	cast_cone (op, op, 0, tmp);	846	cast_cone (op, op, 0, tmp);
944	tmp->destroy ();	847	tmp->destroy ();
945	}	848	}
946		849
947	else if (failure <= -40 && failure > -60) /* confusion */	850	else if (failure <= -40 && failure > -60) /* confusion */
948	{	851	{
949	new_draw_info (NDI_UNIQUE, 0, op, "Your magic recoils on you, making you confused!");	852	op->failmsg ("Your magic recoils on you, making you confused!");
950	confuse_player (op, op, 99);	853	confuse_player (op, op, 99);
951	}	854	}
952	else if (failure <= -60 && failure > -80) /* paralysis */	855	else if (failure <= -60 && failure > -80) /* paralysis */
953	{	856	{
954	new_draw_info (NDI_UNIQUE, 0, op, "Your magic stuns you!");	857	op->failmsg ("Your magic stuns you!");
955	paralyze_player (op, op, 99);	858	paralyze_player (op, op, 99);
956	}	859	}
957	else if (failure <= -80) /* blast the immediate area */	860	else if (failure <= -80) /* blast the immediate area */
958	{	861	{
959	object *tmp;	862	object *tmp;
960		863
961	/* Safety check to make sure we don't get any mana storms in scorn */	864	/* Safety check to make sure we don't get any mana storms in scorn */
962	if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_NO_MAGIC)	865	if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_NO_MAGIC)
963	{	866	{
964	new_draw_info (NDI_UNIQUE, 0, op, "The magic warps and you are turned inside out!");	867	op->failmsg ("The magic warps and you are turned inside out!");
965	hit_player (op, 9998, op, AT_INTERNAL, 1);	868	hit_player (op, 9998, op, AT_INTERNAL, 1);
966		869
967	}	870	}
968	else	871	else
969	{	872	{
970	new_draw_info (NDI_UNIQUE, 0, op, "You lose control of the mana! The uncontrolled magic blasts you!");	873	op->failmsg ("You lose control of the mana! The uncontrolled magic blasts you!");
971	tmp = get_archetype (LOOSE_MANA);	874	tmp = archetype::get (LOOSE_MANA);
972	tmp->level = skill->level;	875	tmp->level = skill->level;
973		876
974	/* increase the area of destruction a little for more powerful spells */	877	/* increase the area of destruction a little for more powerful spells */
975	tmp->range += isqrt (power);	878	tmp->range += isqrt (power);
976		879
…		…
984	tmp->insert_at (op);	887	tmp->insert_at (op);
985	}	888	}
986	}	889	}
987	}	890	}
988		891
989	int	892	static int
990	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)
991	{	894	{
992	int success;
993	object *spell;
994
995	if (!spell_ob->other_arch)	895	if (!spell_ob->other_arch)
996	{	896	{
997	LOG (llevError, "cast_party_spell: empty other arch\n");	897	LOG (llevError, "cast_party_spell: empty other arch\n");
998	return 0;	898	return 0;
999	}	899	}
1000		900
1001	spell = arch_to_object (spell_ob->other_arch);	901	object *spell = spell_ob->other_arch->instance ();
1002		902
1003	/* Always cast spell on caster */	903	/* Always cast spell on caster */
1004	success = cast_spell (op, caster, dir, spell, stringarg);	904	int success = cast_spell (op, caster, dir, spell, spellparam);
1005		905
1006	if (caster->contr->party == NULL)	906	if (!op->contr \|\| !op->contr->party)
1007	{	907	{
1008	spell->remove ();	908	spell->remove ();
1009	return success;	909	return success;
1010	}	910	}
1011		911
1012	for_all_players (pl)	912	for_all_players (pl)
1013	if ((pl->ob->contr->party == caster->contr->party) && (on_same_map (pl->ob, caster)))	913	if ((pl->ob->contr->party == op->contr->party)
		914	&& on_same_map (pl->ob, op)
		915	&& pl->ob != op)
1014	cast_spell (pl->ob, caster, pl->ob->facing, spell, stringarg);	916	cast_spell (pl->ob, caster, pl->ob->facing, spell, spellparam);
1015		917
1016	spell->remove ();	918	spell->remove ();
1017	return success;	919	return success;
1018	}	920	}
1019		921
…		…
1025	* same as op.	927	* same as op.
1026	* 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
1027	* is self only, dir really doesn't make a difference.	929	* is self only, dir really doesn't make a difference.
1028	* 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,
1029	* we can determine what to do.	931	* we can determine what to do.
1030	* 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
1031	* 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
1032	* 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,
1033	* etc.	935	* etc.
1034	* 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
1035	* 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
…		…
1043	* 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),
1044	* this function will decrease the mana/grace appropriately. For other	946	* this function will decrease the mana/grace appropriately. For other
1045	* objects, the caller should do what it considers appropriate.	947	* objects, the caller should do what it considers appropriate.
1046	*/	948	*/
1047	int	949	int
1048	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)
1049	{	951	{
1050	const char *godname;	952	const char *godname;
1051	int success = 0, mflags, cast_level = 0;	953	int success = 0;
1052	object *skill = NULL;	954
		955	// make sure spells always take a while, so a) we don't flood the
		956	// user with messages and b) too many failures can be harmful (smiting).
		957	op->speed_left -= 4 * op->speed; // ~0.5s on failure
1053		958
1054	if (!spell_ob)	959	if (!spell_ob)
1055	{	960	{
1056	LOG (llevError, "cast_spell: null spell object passed\n");	961	LOG (llevError, "cast_spell: null spell object passed\n");
1057	return 0;	962	return 0;
…		…
1068	}	973	}
1069		974
1070	/* if caster is a spell casting object, this normally shouldn't be	975	/* if caster is a spell casting object, this normally shouldn't be
1071	* an issue, because they don't have any spellpaths set up.	976	* an issue, because they don't have any spellpaths set up.
1072	*/	977	*/
1073	if (caster->path_denied & spell_ob->path_attuned && !QUERY_FLAG (caster, FLAG_WIZCAST))	978	if (caster->path_denied & spell_ob->path_attuned && !caster->flag [FLAG_WIZCAST])
1074	{	979	{
1075	new_draw_info (NDI_UNIQUE, 0, op, "That spell path is denied to you.");	980	op->failmsg ("That spell path is denied to you.");
1076	return 0;	981	return 0;
1077	}	982	}
		983
		984	object *skill = 0;
1078		985
1079	/* if it is a player casting the spell, and they are really casting it	986	/* if it is a player casting the spell, and they are really casting it
1080	* (vs it coming from a wand, scroll, or whatever else), do some	987	* (vs it coming from a wand, scroll, or whatever else), do some
1081	* checks. We let monsters do special things - eg, they	988	* checks. We let monsters do special things - eg, they
1082	* don't need the skill, bypass level checks, etc. The monster function	989	* don't need the SKILL, BYpass level checks, etc. The monster function
1083	* should take care of that.	990	* should take care of that.
1084	* Remove the wiz check here and move it further down - some spells	991	* Remove the wiz check here and move it further down - some spells
1085	* need to have the right skill pointer passed, so we need to	992	* need to have the right skill pointer passed, so we need to
1086	* at least process that code.	993	* at least process that code.
1087	*/	994	*/
1088	if (op->type == PLAYER && op == caster)	995	if (op->type == PLAYER && op == caster)
1089	{	996	{
1090	cast_level = caster_level (caster, spell_ob);
1091
1092	if (spell_ob->skill)	997	if (spell_ob->skill)
1093	{	998	{
1094	skill = find_skill_by_name (op, spell_ob->skill);	999	skill = find_skill_by_name (op, spell_ob->skill);
1095		1000
1096	if (!skill)	1001	if (!skill)
1097	{	1002	{
1098	new_draw_info_format (NDI_UNIQUE, 0, op, "You need the skill %s to cast %s.", &spell_ob->skill, &spell_ob->name);	1003	op->failmsgf ("You need the %s skill to cast %s! "
		1004	"H<You either need to learn the skill via a skill scroll "
		1005	"or you need to wear a talisman, holy symbol or another skill tool.>",
		1006	&spell_ob->skill, &spell_ob->name);
1099	return 0;	1007	return 0;
1100	}	1008	}
1101		1009
1102	if (min_casting_level (op, spell_ob) > cast_level && !QUERY_FLAG (op, FLAG_WIZ))	1010	const char *msg = "";
		1011
		1012	int caster_level = skill->level;
		1013
		1014	if (op->path_attuned & spell_ob->path_attuned)
1103	{	1015	{
1104	new_draw_info (NDI_UNIQUE, 0, op, "You lack enough skill to cast that spell.");	1016	caster_level += min (caster_level, ATTUNE_REPELL);
		1017	msg = " (attuned)";
		1018	}
		1019
		1020	if (op->path_repelled & spell_ob->path_attuned)
		1021	{
		1022	caster_level -= ATTUNE_REPELL; // negative is ok
		1023	msg = " (repelled)";
		1024	}
		1025
		1026	if (spell_ob->level > caster_level)
		1027	{
		1028	op->failmsgf ("You lack enough skill to cast that spell! "
		1029	"H<Your effective cast level is %d%s, but level %d is required.>",
		1030	caster_level, msg, spell_ob->level);
		1031	if (!op->is_wiz ())
1105	return 0;	1032	return 0;
1106	}	1033	}
1107	}	1034	}
1108		1035
1109	/* If the caster is the wiz, they don't ever fail, and don't have	1036	/* If the caster is the wiz, they don't ever fail, and don't have
1110	* to have sufficient grace/mana.	1037	* to have sufficient grace/mana.
1111	*/	1038	*/
1112	if (!QUERY_FLAG (op, FLAG_WIZ))	1039	if (!op->flag [FLAG_WIZCAST])
1113	{	1040	{
1114	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) &&	1041	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) &&
1115	SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) > op->stats.sp)	1042	SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) > op->stats.sp)
1116	{	1043	{
1117	new_draw_info (NDI_UNIQUE, 0, op, "You don't have enough mana.");	1044	op->failmsg ("You don't have enough mana!");
1118	return 0;	1045	return 0;
1119	}	1046	}
1120		1047
1121	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) &&	1048	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) &&
1122	SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) > op->stats.grace)	1049	SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) > op->stats.grace)
1123	{	1050	{
1124	if (random_roll (0, op->stats.Wis - 1, op, PREFER_HIGH) + op->stats.grace -	1051	if (random_roll (0, op->stats.Wis - 1, op, PREFER_HIGH) + op->stats.grace -
1125	10 * SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) / op->stats.maxgrace > 0)	1052	10 * SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) / op->stats.maxgrace > 0)
1126	{
1127	new_draw_info_format (NDI_UNIQUE, 0, op, "%s grants your prayer, though you are unworthy.", godname);	1053	op->statusmsg (format ("%s grants your prayer, though you are unworthy.", godname));
1128	}
1129	else	1054	else
1130	{	1055	{
1131	prayer_failure (op, op->stats.grace, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) - op->stats.grace);	1056	prayer_failure (op, op->stats.grace, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) - op->stats.grace);
1132	new_draw_info_format (NDI_UNIQUE, 0, op, "%s ignores your prayer.", godname);	1057	op->failmsgf ("%s ignores your prayer.", godname);
1133	return 0;	1058	return 0;
1134	}	1059	}
1135	}	1060	}
1136		1061
1137	/* player/monster is trying to cast the spell. might fumble it */	1062	/* player/monster is trying to cast the spell. might fumble it */
1138	if (spell_ob->stats.grace && random_roll (0, 99, op, PREFER_HIGH) <	1063	if (spell_ob->stats.grace && random_roll (0, 99, op, PREFER_HIGH) <
1139	(spell_ob->level / (float) MAX (1, op->level) * cleric_chance[op->stats.Wis]))	1064	(spell_ob->level / (float) max (1, op->level) * cleric_chance[op->stats.Wis]))
1140	{	1065	{
1141	op->contr->play_sound (sound_find ("fumble_spell"));	1066	op->contr->play_sound (sound_find ("fumble_spell"));
1142	new_draw_info (NDI_UNIQUE, 0, op, "You fumble the prayer.");	1067	op->failmsg ("You fumble the prayer.");
1143		1068
1144	op->stats.grace -= random_roll (1, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE), op, PREFER_LOW);	1069	op->stats.grace -= random_roll (1, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE), op, PREFER_LOW);
1145	return 0;	1070	return 0;
1146	}	1071	}
1147	else if (spell_ob->stats.sp)	1072	else if (spell_ob->stats.sp)
1148	{	1073	{
1149	int failure = random_roll (0, 199, op, PREFER_HIGH) - op->contr->encumbrance + op->level - spell_ob->level + 35;	1074	int failure = random_roll (0, 199, op, PREFER_HIGH) - op->contr->encumbrance + op->level - spell_ob->level + 35;
1150		1075
1151	if (failure < 0)	1076	if (failure < 0)
1152	{	1077	{
1153	new_draw_info (NDI_UNIQUE, 0, op, "You bungle the spell because you have too much heavy equipment in use.");	1078	op->failmsg ("You bungle the spell because you have too much heavy equipment in use.");
1154	if (settings.spell_failure_effects == TRUE)	1079	if (settings.spell_failure_effects == TRUE)
1155	spell_failure (op, failure, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), skill);	1080	spell_failure (op, failure, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), skill);
1156		1081
1157	op->stats.sp -= random_roll (0, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), op, PREFER_LOW);	1082	op->stats.sp -= random_roll (0, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), op, PREFER_LOW);
1158	return 0;	1083	return 0;
1159	}	1084	}
1160	}	1085	}
1161	}	1086	}
1162	}	1087	}
1163		1088
1164	mflags = get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL);	1089	int mflags = op->ms ().flags ();
1165		1090
1166	/* See if we can cast a spell here. If the caster and op are	1091	/* See if we can cast a spell here. If the caster and op are
1167	* not alive, then this would mean that the mapmaker put the	1092	* not alive, then this would mean that the mapmaker put the
1168	* objects on the space - presume that they know what they are	1093	* objects on the space - presume that they know what they are
1169	* doing.	1094	* doing.
1170	*/	1095	*/
1171		1096
1172	if ((mflags & P_SAFE) && !QUERY_FLAG (op, FLAG_WIZCAST)) // There is _ABSOLUTELY_ no magic allowed here (except wizards :-)!	1097	if ((mflags & P_SAFE) && !op->flag [FLAG_WIZCAST]) // There is _ABSOLUTELY_ no magic allowed here (except wizards :-)!
1173	{	1098	{
		1099	op->speed_left -= 2 * op->speed; // freeze for two ticks, so we don't flood
1174	op->failmsg ("This ground is sacred! The gods prevent any magical effects done by you here!");	1100	op->failmsg ("This ground is sacred! The gods prevent any magical effects done by you here!");
1175	return 0;	1101	return 0;
1176	}	1102	}
1177		1103
1178	if ((spell_ob->type == SPELL)	1104	if ((spell_ob->type == SPELL)
1179	&& (caster->type != POTION)	1105	&& (caster->type != POTION)
1180	&& !QUERY_FLAG (op, FLAG_WIZCAST)	1106	&& !op->flag [FLAG_WIZCAST]
1181	&& (QUERY_FLAG (caster, FLAG_ALIVE)	1107	&& (caster->flag [FLAG_ALIVE]
1182	\|\| QUERY_FLAG (op, FLAG_ALIVE))	1108	\|\| op->flag [FLAG_ALIVE])
1183	&& (((mflags & P_NO_MAGIC) && spell_ob->stats.sp) \|\| ((mflags & P_NO_CLERIC) && spell_ob->stats.grace)))	1109	&& (((mflags & P_NO_MAGIC) && spell_ob->stats.sp) \|\| ((mflags & P_NO_CLERIC) && spell_ob->stats.grace)))
1184	{	1110	{
1185	if (op->type != PLAYER)	1111	if (op->type != PLAYER)
1186	return 0;	1112	return 0;
1187		1113
1188	if ((mflags & P_NO_CLERIC) && spell_ob->stats.grace)	1114	if ((mflags & P_NO_CLERIC) && spell_ob->stats.grace)
1189	op->failmsg (format ("This ground is unholy! %s ignores you.", godname));	1115	op->failmsgf ("This ground is unholy! %s ignores you.", godname);
1190	else if (object *item = op->contr->ranged_ob)	1116	else if (object *item = op->contr->ranged_ob)
1191	{	1117	{
1192	if (item->type == SPELL)	1118	if (item->type == SPELL)
1193	new_draw_info (NDI_UNIQUE, 0, op, "Something blocks your spellcasting.");	1119	op->failmsg ("Something blocks your spellcasting.");
1194	else if (item->type == SCROLL)	1120	else if (item->type == SCROLL)
1195	new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of your scroll.");	1121	op->failmsg ("Something blocks the magic of your scroll.");
1196	else	1122	else
1197	new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of your item.");	1123	op->failmsg ("Something blocks the magic of your item.");
1198	}	1124	}
1199	else	1125	else
1200	new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the spell!");	1126	op->failmsg ("Something blocks the spell!");
1201		1127
1202	return 0;	1128	return 0;
1203	}	1129	}
		1130
		1131	// undo the flood protection from earlier
		1132	op->speed_left += 4 * op->speed; // ~0.5s on failure
1204		1133
1205	/* Take into account how long it takes to cast the spell.	1134	/* Take into account how long it takes to cast the spell.
1206	* if the player is casting it, then we use the time in	1135	* if the player is casting it, then we use the time in
1207	* the spell object. If it is a spell object, have it	1136	* the spell object. If it is a spell object, have it
1208	* take two ticks. Things that cast spells on the players	1137	* take two ticks. Things that cast spells on the players
…		…
1210	* the player any time.	1139	* the player any time.
1211	* Ignore casting time for firewalls	1140	* Ignore casting time for firewalls
1212	*/	1141	*/
1213	if (caster == op && caster->type != FIREWALL)	1142	if (caster == op && caster->type != FIREWALL)
1214	{	1143	{
1215	op->speed_left -= spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed);	1144	op->speed_left -= spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * op->speed;
1216	/* Other portions of the code may also decrement the speed of the player, so	1145	/* Other portions of the code may also decrement the speed of the player, so
1217	* put a lower limit so that the player isn't stuck here too long	1146	* put a lower limit so that the player isn't stuck here too long
1218	*/	1147	*/
1219	if ((spell_ob->casting_time > 0) && op->speed_left < -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed))	1148	if ((spell_ob->casting_time > 0) && op->speed_left < -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * op->speed)
1220	op->speed_left = -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed);	1149	op->speed_left = -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * op->speed;
1221	}	1150	}
1222	else if (caster->type == WAND \|\| caster->type == HORN \|\| caster->type == ROD \|\| caster->type == POTION \|\| caster->type == SCROLL)	1151	else if (caster->type == WAND \|\| caster->type == HORN \|\| caster->type == ROD \|\| caster->type == POTION \|\| caster->type == SCROLL)
1223	op->speed_left -= 2 * FABS (op->speed);	1152	op->speed_left -= 2 * op->speed;
1224		1153
1225	if (op->type == PLAYER && op == caster)	1154	if (op->type == PLAYER && op == caster)
1226	{	1155	{
1227	op->stats.grace -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE);	1156	op->stats.grace -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE);
1228	op->stats.sp -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA);	1157	op->stats.sp -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA);
…		…
1230		1159
1231	/* We want to try to find the skill to properly credit exp.	1160	/* We want to try to find the skill to properly credit exp.
1232	* for spell casting objects, the exp goes to the skill the casting	1161	* for spell casting objects, the exp goes to the skill the casting
1233	* object requires.	1162	* object requires.
1234	*/	1163	*/
1235	fprintf (stderr, "op %p caster %p skill %p cs %s\n", (long)op, (long)caster,(long) skill, &caster->skill);//D
1236	if (op != caster && !skill && caster->skill)	1164	if (op != caster && !skill && caster->skill)
1237	{	1165	{
1238	skill = find_skill_by_name (op, caster->skill);	1166	skill = find_skill_by_name (op, caster->skill);
		1167
1239	if (!skill)	1168	if (!skill)
1240	{	1169	{
1241	new_draw_info_format (NDI_UNIQUE, 0, op, "You lack the skill %s to use the %s", &caster->skill, query_name (caster));	1170	op->failmsgf ("You lack the %s skill, which is required to use the %s!", &caster->skill, query_name (caster));
1242	return 0;	1171	return 0;
1243	}	1172	}
1244
1245	op->change_skill (skill); /* needed for proper exp credit */
1246	}	1173	}
1247		1174
1248	if (INVOKE_OBJECT (CAST_SPELL, spell_ob, ARG_OBJECT (op), ARG_OBJECT (caster), ARG_INT (dir), ARG_STRING (stringarg)))	1175	if (INVOKE_OBJECT (CAST_SPELL, spell_ob, ARG_OBJECT (op), ARG_OBJECT (caster), ARG_INT (dir), ARG_STRING (spellparam)))
1249	return RESULT_INT (0);	1176	return RESULT_INT (0);
1250		1177
		1178	// temporaroly replace chosen_skill by skill, we assume skill could be applied,
		1179	// at least temporarily, which might not be true due to slot restrictions, but hey
		1180	// invoke requires it basically.
		1181
		1182	object *chosen_skill = op->chosen_skill;
		1183	op->chosen_skill = skill;
		1184
1251	switch (spell_ob->subtype)	1185	switch (spell_ob->subtype)
1252	{	1186	{
1253	/* The order of case statements is same as the order they show up	1187	/* The order of case statements is same as the order they show up
1254	* in in spells.h.	1188	* in spells.h.
1255	*/	1189	*/
1256	case SP_RAISE_DEAD:	1190	case SP_RAISE_DEAD:
1257	success = cast_raise_dead_spell (op, caster, spell_ob, dir, stringarg);	1191	success = cast_raise_dead_spell (op, caster, spell_ob, dir, spellparam);
1258	break;	1192	break;
1259		1193
1260	case SP_RUNE:	1194	case SP_RUNE:
1261	success = write_rune (op, caster, spell_ob, dir, stringarg);	1195	success = write_rune (op, caster, spell_ob, dir, spellparam);
1262	break;	1196	break;
1263		1197
1264	case SP_MAKE_MARK:	1198	case SP_MAKE_MARK:
1265	success = write_mark (op, spell_ob, stringarg);	1199	success = write_mark (op, spell_ob, spellparam);
1266	break;	1200	break;
1267		1201
1268	case SP_BOLT:	1202	case SP_BOLT:
1269	success = fire_bolt (op, caster, dir, spell_ob, skill);	1203	success = fire_bolt (op, caster, dir, spell_ob, skill);
1270	break;	1204	break;
…		…
1288	case SP_SMITE:	1222	case SP_SMITE:
1289	success = cast_smite_spell (op, caster, dir, spell_ob);	1223	success = cast_smite_spell (op, caster, dir, spell_ob);
1290	break;	1224	break;
1291		1225
1292	case SP_MAGIC_MISSILE:	1226	case SP_MAGIC_MISSILE:
1293	success = fire_arch_from_position (op, caster, op->x + freearr_x[dir], op->y + freearr_y[dir], dir, spell_ob);	1227	success = fire_arch_from_position (op, caster, op->x, op->y, dir, spell_ob);
1294	break;	1228	break;
1295		1229
1296	case SP_SUMMON_GOLEM:	1230	case SP_SUMMON_GOLEM:
1297	success = summon_golem (op, caster, dir, spell_ob);	1231	success = summon_golem (op, caster, dir, spell_ob);
1298	break;	1232	break;
1299		1233
1300	case SP_DIMENSION_DOOR:	1234	case SP_DIMENSION_DOOR:
1301	/* dimension door needs the actual caster, because that is what is	1235	/* dimension door needs the actual caster, because that is what is
1302	* moved.	1236	* moved.
1303	*/	1237	*/
1304	success = dimension_door (op, caster, spell_ob, dir);	1238	success = dimension_door (op, caster, spell_ob, dir, spellparam);
1305	break;	1239	break;
1306		1240
1307	case SP_MAGIC_MAPPING:	1241	case SP_MAGIC_MAPPING:
1308	if (op->type == PLAYER)	1242	if (op->type == PLAYER)
1309	{	1243	{
…		…
1342	case SP_HEALING:	1276	case SP_HEALING:
1343	success = cast_heal (op, caster, spell_ob, dir);	1277	success = cast_heal (op, caster, spell_ob, dir);
1344	break;	1278	break;
1345		1279
1346	case SP_CREATE_FOOD:	1280	case SP_CREATE_FOOD:
1347	success = cast_create_food (op, caster, spell_ob, dir, stringarg);	1281	success = cast_create_food (op, caster, spell_ob, dir, spellparam);
1348	break;	1282	break;
1349		1283
1350	case SP_EARTH_TO_DUST:	1284	case SP_EARTH_TO_DUST:
1351	success = cast_earth_to_dust (op, caster, spell_ob);	1285	success = cast_earth_to_dust (op, caster, spell_ob);
1352	break;	1286	break;
…		…
1362	case SP_CURSE:	1296	case SP_CURSE:
1363	success = cast_curse (op, caster, spell_ob, dir);	1297	success = cast_curse (op, caster, spell_ob, dir);
1364	break;	1298	break;
1365		1299
1366	case SP_SUMMON_MONSTER:	1300	case SP_SUMMON_MONSTER:
1367	success = summon_object (op, caster, spell_ob, dir, stringarg);	1301	success = summon_object (op, caster, spell_ob, dir, spellparam);
1368	break;	1302	break;
1369		1303
1370	case SP_CHARGING:	1304	case SP_CHARGING:
1371	success = recharge (op, caster, spell_ob);	1305	success = recharge (op, caster, spell_ob);
1372	break;	1306	break;
…		…
1375	#ifdef NO_POLYMORPH	1309	#ifdef NO_POLYMORPH
1376	/* Not great, but at least provide feedback so if players do have	1310	/* Not great, but at least provide feedback so if players do have
1377	* polymorph (ie, find it as a preset item or left over from before	1311	* polymorph (ie, find it as a preset item or left over from before
1378	* it was disabled), they get some feedback.	1312	* it was disabled), they get some feedback.
1379	*/	1313	*/
1380	new_draw_info (NDI_UNIQUE, 0, op, "The spell fizzles");	1314	op->failmsg ("The spell fizzles!");
1381	success = 0;	1315	success = 0;
1382	#else	1316	#else
1383	success = cast_polymorph (op, caster, spell_ob, dir);	1317	success = cast_polymorph (op, caster, spell_ob, dir);
1384	#endif	1318	#endif
1385	break;	1319	break;
…		…
1405	break;	1339	break;
1406		1340
1407	case SP_MOVING_BALL:	1341	case SP_MOVING_BALL:
1408	if (spell_ob->path_repelled && (spell_ob->path_repelled & caster->path_attuned) != spell_ob->path_repelled)	1342	if (spell_ob->path_repelled && (spell_ob->path_repelled & caster->path_attuned) != spell_ob->path_repelled)
1409	{	1343	{
1410	new_draw_info_format (NDI_UNIQUE, 0, op, "You lack the proper attunement to cast %s", &spell_ob->name);	1344	op->failmsgf ("You lack the proper attunement to cast %s!", &spell_ob->name);
1411	success = 0;	1345	success = 0;
1412	}	1346	}
1413	else	1347	else
1414	success = fire_arch_from_position (op, caster, op->x + freearr_x[dir], op->y + freearr_y[dir], dir, spell_ob);	1348	success = fire_arch_from_position (op, caster, op->x, op->y, dir, spell_ob);
1415	break;	1349	break;
1416		1350
1417	case SP_SWARM:	1351	case SP_SWARM:
1418	success = fire_swarm (op, caster, spell_ob, dir);	1352	success = fire_swarm (op, caster, spell_ob, dir);
1419	break;	1353	break;
…		…
1426	/* in rune.c */	1360	/* in rune.c */
1427	success = dispel_rune (op, caster, spell_ob, skill, dir);	1361	success = dispel_rune (op, caster, spell_ob, skill, dir);
1428	break;	1362	break;
1429		1363
1430	case SP_CREATE_MISSILE:	1364	case SP_CREATE_MISSILE:
1431	success = cast_create_missile (op, caster, spell_ob, dir, stringarg);	1365	success = cast_create_missile (op, caster, spell_ob, dir, spellparam);
1432	break;	1366	break;
1433		1367
1434	case SP_CONSECRATE:	1368	case SP_CONSECRATE:
1435	success = cast_consecrate (op, caster, spell_ob);	1369	success = cast_consecrate (op, caster, spell_ob);
1436	break;	1370	break;
…		…
1458	case SP_AURA:	1392	case SP_AURA:
1459	success = create_aura (op, caster, spell_ob);	1393	success = create_aura (op, caster, spell_ob);
1460	break;	1394	break;
1461		1395
1462	case SP_PARTY_SPELL:	1396	case SP_PARTY_SPELL:
1463	success = cast_party_spell (op, caster, dir, spell_ob, stringarg);	1397	success = cast_party_spell (op, caster, dir, spell_ob, spellparam);
1464	break;	1398	break;
1465		1399
1466	default:	1400	default:
1467	LOG (llevError, "cast_spell: Unhandled spell subtype %d\n", spell_ob->subtype);	1401	LOG (llevError, "cast_spell: Unhandled spell subtype %d\n", spell_ob->subtype);
1468	}	1402	}
1469		1403
1470	op->play_sound (success ? spell_ob->sound : sound_find ("fumble_spell"));	1404	// restore chosen_skill
		1405	op->chosen_skill = chosen_skill;
		1406
		1407	op->play_sound (
		1408	success
		1409	? spell_ob->sound
		1410	? spell_ob->sound
		1411	: sound_find ("spell_success")
		1412	: sound_find ("fumble_spell")
		1413	);
1471		1414
1472	return success;	1415	return success;
1473	}	1416	}
1474		1417
1475
1476	/* This is called from time.c/process_object(). That function	1418	/* This is called from time.c/process_object(). That function
1477	* calls this for any SPELL_EFFECT type objects. This function	1419	* calls this for any SPELL_EFFECT type objects. This function
1478	* then dispatches them to the appropriate specific routines.	1420	* then dispatches them to the appropriate specific routines.
1479	*/	1421	*/
1480	void	1422	void
1481	move_spell_effect (object *op)	1423	move_spell_effect (object *op)
1482	{	1424	{
…		…
1522	move_aura (op);	1464	move_aura (op);
1523	break;	1465	break;
1524	}	1466	}
1525	}	1467	}
1526		1468
1527	/* this checks to see if something special should happen if
1528	* something runs into the object.
1529	*/
1530	void
1531	check_spell_effect (object *op)
1532	{
1533	switch (op->subtype)
1534	{
1535	case SP_BOLT:
1536	move_bolt (op);
1537	return;
1538
1539	case SP_BULLET:
1540	check_bullet (op);
1541	return;
1542	}
1543	}
1544
1545	/* This is called by move_apply. Basically, if someone	1469	/* This is called by move_apply. Basically, if someone
1546	* moves onto a spell effect and the walk_on or fly_on flags	1470	* moves onto a spell effect and the walk_on or fly_on flags
1547	* are set, this is called. This should only be called for	1471	* are set, this is called. This should only be called for
1548	* objects of the appropraite type.	1472	* objects of the appropriate type.
1549	*/	1473	*/
1550	void	1474	void
1551	apply_spell_effect (object spell, object victim)	1475	apply_spell_effect (object spell, object victim)
1552	{	1476	{
1553	switch (spell->subtype)	1477	switch (spell->subtype)
1554	{	1478	{
1555	case SP_CONE:	1479	case SP_CONE:
1556	if (QUERY_FLAG (victim, FLAG_ALIVE) && spell->speed && spell->attacktype)	1480	if (victim->flag [FLAG_ALIVE] && spell->has_active_speed () && spell->attacktype)
1557	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 0);	1481	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 0);
1558	break;	1482	break;
1559		1483
1560	case SP_MAGIC_MISSILE:	1484	case SP_MAGIC_MISSILE:
1561	if (QUERY_FLAG (victim, FLAG_ALIVE))	1485	if (victim->flag [FLAG_ALIVE])
1562	{	1486	{
1563	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);	1487	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);
1564
1565	if (!spell->destroyed ())
1566	spell->destroy ();	1488	spell->destroy ();
1567	}	1489	}
1568	break;	1490	break;
1569		1491
1570	case SP_MOVING_BALL:	1492	case SP_MOVING_BALL:
1571	if (QUERY_FLAG (victim, FLAG_ALIVE))	1493	if (victim->flag [FLAG_ALIVE])
1572	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);	1494	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);
1573	else if (victim->materialname)	1495	else if (victim->material != MATERIAL_NULL)
1574	save_throw_object (victim, spell->attacktype, spell);	1496	save_throw_object (victim, spell->attacktype, spell);
		1497
1575	break;	1498	break;
1576	}	1499	}
1577	}	1500	}
		1501
		1502	/**
		1503	* This function will let a fireball explode at the position of
		1504	* the victim with a specific maximum level.
		1505	*/
		1506	void
		1507	create_exploding_ball_at (object *victim, int level)
		1508	{
		1509	object *ball = archetype::get (EXPLODING_FIREBALL);
		1510	ball->dam_modifier = random_roll (1, level, victim, PREFER_LOW) / 5 + 1;
		1511	ball->stats.maxhp = random_roll (1, level, victim, PREFER_LOW) / 10 + 2;
		1512	ball->insert_at (victim);
		1513	}

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Comparing deliantra/server/server/spell_util.C (file contents): Revision 1.58 by root, Mon Aug 27 03:56:17 2007 UTC vs. Revision 1.122 by root, Sat Dec 31 06:18:02 2011 UTC

Diff Legend

Comparing deliantra/server/server/spell_util.C (file contents):
Revision 1.58 by root, Mon Aug 27 03:56:17 2007 UTC vs.
Revision 1.122 by root, Sat Dec 31 06:18:02 2011 UTC