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

Comparing deliantra/server/server/spell_util.C (file contents):
Revision 1.64 by root, Thu Mar 13 12:20:52 2008 UTC vs.
Revision 1.122 by root, Sat Dec 31 06:18:02 2011 UTC

…		…
1	/*	1	/*
2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	*	3	*
4	* Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	* Copyright (©) 2005,2006,2007,2008,2009,2010,2011 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	* Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2001 Mark Wedel & Crossfire Development Team
6	* Copyright (©) 1992,2007 Frank Tore Johansen	6	* Copyright (©) 1992 Frank Tore Johansen
7	*	7	*
8	* Deliantra is free software: you can redistribute it and/or modify	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 <support@deliantra.net>	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>
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 ()
137	{
138	for_all_archetypes (at)
139	if (at->type == SPELL)
140	fprintf (stderr, "%s:%s:%s:%s:%d\n", &at->object::name,
141	&at->archname, at->other_arch ? &at->other_arch->archname : "<nil>", &at->skill, at->level);
142	}
143
144	/* pretty basic function - basically just takes	81	/* pretty basic function - basically just takes
145	* 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
146	*/	83	*/
147	void	84	void
148	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)
149	{	86	{
150	if (spob->other_arch)	87	if (spob->other_arch)
151	map->insert (arch_to_object (spob->other_arch), x, y, originator);	88	map->insert (spob->other_arch->instance (), x, y, originator);
152	}	89	}
153		90
154	/*	91	static int
155	* This function takes a caster and spell and presents the	92	attuned_bonus (object caster, object spell, int level)
156	* effective level the caster needs to be to cast the spell.
157	* basically, it just adjusts the spell->level with attuned/repelled
158	* spellpaths. Was called path_level_mod.
159	*
160	* caster is person casting the spell.
161	* spell is the spell object.
162	* Returns modified level.
163	*/
164	int
165	min_casting_level (object caster, object spell)
166	{	93	{
167	if (caster->path_denied & spell->path_attuned)	94	// compute the attuned/repelled bonus
168	return 1;	95	// attuned only increases up to 2 times the original level (i.e. bonus <= level) */
169		96	// repell has no such quarrels
170	int new_level = spell->level	97	return (caster->path_attuned & spell->path_attuned ? min (level, +ATTUNE_REPELL) : 0)
171	+ (caster->path_repelled & spell->path_attuned ? +8 : 0)	98	+ (caster->path_repelled & spell->path_attuned ? -ATTUNE_REPELL : 0);
172	+ (caster->path_attuned & spell->path_attuned ? -8 : 0);
173
174	return max (1, new_level);
175	}	99	}
176		100
177	/* This function returns the effective level the spell	101	/* This function returns the effective level the spell
178	* is being cast at.	102	* is being cast at.
179	* Note that I changed the repelled/attuned bonus to 2 from 5.
180	* This is because the new code compares casting_level against
181	* min_caster_level, so the difference is effectively 4
182	*/	103	*/
183	int	104	int
184	caster_level (object caster, object spell)	105	casting_level (object caster, object spell)
185	{	106	{
186	int level = caster->level;	107	int level = caster->level;
187
188	/* If this is a player, try to find the matching skill */
189	if (caster->type == PLAYER && spell->skill)
190	for (int i = 0; i < NUM_SKILLS; i++)
191	if (caster->contr->last_skill_ob[i] && caster->contr->last_skill_ob[i]->skill == spell->skill)
192	{
193	level = caster->contr->last_skill_ob[i]->level;
194	break;
195	}
196		108
197	/* 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. */
198	if (caster->type == ROD && caster->env && caster->env->type == PLAYER)	110	if (caster->type == ROD && caster->env && caster->env->type == PLAYER)
199	{	111	{
200	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);
201	int sk_level = skill ? skill->level : 1;	113	int sk_level = skill ? skill->level : 1;
202		114
203	level = MIN (level, sk_level + level / 10 + 1);	115	level = min (level, sk_level + level / 10 + 1);
204	}	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;
205		120
206	/* Got valid caster level. Now adjust for attunement */	121	int bonus = attuned_bonus (caster, spell, level);
207	level += caster->path_repelled & spell->path_attuned ? -8 : 0;	122
208	level += caster->path_attuned & spell->path_attuned ? +8 : 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);
209		128
210	/* 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
211	* errors in various places.	130	* errors in various places.
212	*/	131	*/
213	return max (level, 1);	132	return clamp (level, 1, settings.max_level);
214	}	133	}
215		134
216	/* The following function scales the spellpoint cost of	135	/* The following function scales the spellpoint cost of
217	* a spell by it's increased effectiveness. Some of the	136	* a spell by it's increased effectiveness. Some of the
218	* lower level spells become incredibly vicious at high	137	* lower level spells become incredibly vicious at high
…		…
222	* caster is what is casting the spell, can be op.	141	* caster is what is casting the spell, can be op.
223	* spell is the spell object.	142	* spell is the spell object.
224	* 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
225	* mana. In that case, we return which ever value is higher.	144	* mana. In that case, we return which ever value is higher.
226	*/	145	*/
227
228	sint16	146	sint16
229	SP_level_spellpoint_cost (object caster, object spell, int flags)	147	SP_level_spellpoint_cost (object caster, object spell, int flags)
230	{	148	{
231	int sp, grace, level = caster_level (caster, spell);	149	int sp, grace, level = casting_level (caster, spell);
232		150
233	if (settings.spellpoint_level_depend == TRUE)	151	if (settings.spellpoint_level_depend == TRUE)
234	{	152	{
235	if (spell->stats.sp && spell->stats.maxsp)	153	if (spell->stats.sp && spell->stats.maxsp)
236	{
237	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));
238	}
239	else	155	else
240	sp = spell->stats.sp;	156	sp = spell->stats.sp;
241		157
242	sp *= (int) PATH_SP_MULT (caster, spell);	158	sp *= (int) PATH_SP_MULT (caster, spell);
243	if (!sp && spell->stats.sp)	159	if (!sp && spell->stats.sp)
244	sp = 1;	160	sp = 1;
245		161
246	if (spell->stats.grace && spell->stats.maxgrace)	162	if (spell->stats.grace && spell->stats.maxgrace)
247	{
248	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));
249	}
250	else	164	else
251	grace = spell->stats.grace;	165	grace = spell->stats.grace;
252		166
253	grace *= (int) PATH_SP_MULT (caster, spell);	167	grace *= PATH_SP_MULT (caster, spell);
254	if (spell->stats.grace && !grace)	168	if (spell->stats.grace && !grace)
255	grace = 1;	169	grace = 1;
256	}	170	}
257	else	171	else
258	{	172	{
259	sp = (int) (spell->stats.sp * PATH_SP_MULT (caster, spell));	173	sp = (int) (spell->stats.sp * PATH_SP_MULT (caster, spell));
260	if (spell->stats.sp && !sp)	174	if (spell->stats.sp && !sp)
261	sp = 1;	175	sp = 1;
		176
262	grace = (int) (spell->stats.grace * PATH_SP_MULT (caster, spell));	177	grace = (int) (spell->stats.grace * PATH_SP_MULT (caster, spell));
263	if (spell->stats.grace && !grace)	178	if (spell->stats.grace && !grace)
264	grace = 1;	179	grace = 1;
265	}	180	}
266		181
267	if (flags == SPELL_HIGHEST)	182	if (flags == SPELL_HIGHEST)
268	return MAX (sp, grace);	183	return max (sp, grace);
269	else if (flags == SPELL_GRACE)	184	else if (flags == SPELL_GRACE)
270	return grace;	185	return grace;
271	else if (flags == SPELL_MANA)	186	else if (flags == SPELL_MANA)
272	return sp;	187	return sp;
273	else	188	else
…		…
275	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);
276	return 0;	191	return 0;
277	}	192	}
278	}	193	}
279		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	}
		205
280	/* SP_level_dam_adjust: Returns adjusted damage based on the caster.	206	/* SP_level_dam_adjust: Returns adjusted damage based on the caster.
281	* spob is the spell we are adjusting.	207	* spob is the spell we are adjusting.
282	*/	208	*/
283	int	209	int
284	SP_level_dam_adjust (object caster, object spob)	210	SP_level_dam_adjust (object caster, object spob)
285	{	211	{
286	if (!spob->dam_modifier)	212	if (!spob->dam_modifier)
287	return 0;	213	return 0;
288		214
289	int level = caster_level (caster, spob);
290	return max (0, level - min_casting_level (caster, spob)) / spob->dam_modifier;	215	return SP_casting_level (caster, spob) / spob->dam_modifier;
291	}	216	}
292		217
293	/* Adjust the strength of the spell based on level.	218	/* Adjust the strength of the spell based on level.
294	* This is basically the same as SP_level_dam_adjust above,	219	* This is basically the same as SP_level_dam_adjust above,
295	* but instead looks at the level_modifier value.	220	* but instead looks at the level_modifier value.
…		…
298	SP_level_duration_adjust (object caster, object spob)	223	SP_level_duration_adjust (object caster, object spob)
299	{	224	{
300	if (!spob->duration_modifier)	225	if (!spob->duration_modifier)
301	return 0;	226	return 0;
302		227
303	int level = caster_level (caster, spob);
304	return max (0, level - min_casting_level (caster, spob)) / spob->duration_modifier;	228	return SP_casting_level (caster, spob) / spob->duration_modifier;
305	}	229	}
306		230
307	/* Adjust the strength of the spell based on level.	231	/* Adjust the strength of the spell based on level.
308	* This is basically the same as SP_level_dam_adjust above,	232	* This is basically the same as SP_level_dam_adjust above,
309	* but instead looks at the level_modifier value.	233	* but instead looks at the level_modifier value.
…		…
312	SP_level_range_adjust (object caster, object spob)	236	SP_level_range_adjust (object caster, object spob)
313	{	237	{
314	if (!spob->range_modifier)	238	if (!spob->range_modifier)
315	return 0;	239	return 0;
316		240
317	int level = caster_level (caster, spob);
318	return (level - min_casting_level (caster, spob)) / spob->range_modifier;	241	return SP_casting_level (caster, spob) / spob->range_modifier;
319	}	242	}
320		243
321	/* 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
322	* as an existing spell, we presume they know it.	245	* as an existing spell, we presume they know it.
323	* 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.
324	*/	247	*/
325	object *	248	object *
326	check_spell_known (object op, const char name)	249	check_spell_known (object *op, shstr_cmp name)
327	{	250	{
328	object *spop;	251	object *spop;
329		252
330	for (spop = op->inv; spop; spop = spop->below)	253	for (spop = op->inv; spop; spop = spop->below)
331	if (spop->type == SPELL && !strcmp (spop->name, name))	254	if (spop->type == SPELL && spop->name == name)
332	return spop;	255	return spop;
333		256
334	return NULL;	257	return 0;
335	}	258	}
336
337		259
338	/*	260	/*
339	* Look at object 'op' and see if they know the spell	261	* Look at object 'op' and see if they know the spell
340	* spname. This is pretty close to check_spell_known	262	* spname. This is pretty close to check_spell_known
341	* above, but it uses a looser matching mechanism.	263	* above, but it uses a looser matching mechanism.
342	* returns the matching spell object, or NULL.	264	* returns the matching spell object, or NULL.
343	* If we match multiple spells but don't get an	265	* If we match multiple spells but don't get an
344	* exact match, we also return NULL.	266	* exact match, we also return NULL.
345	*/	267	*/
346
347	object *	268	object *
348	lookup_spell_by_name (object op, const char spname)	269	lookup_spell_by_name (object op, const char spname)
349	{	270	{
350	object spob1 = NULL, spob2 = NULL, *spob;	271	object spob1 = 0, spob2 = 0;
351	int nummatch = 0;	272	int nummatch = 0;
352		273
353	if (spname == NULL)	274	if (!spname)
354	return NULL;	275	return 0;
355		276
356	/* Try to find the spell. We store the results in spob1	277	/* Try to find the spell. We store the results in spob1
357	* and spob2 - spob1 is only taking the length of	278	* and spob2 - spob1 is only taking the length of
358	* the past spname, spob2 uses the length of the spell name.	279	* the past spname, spob2 uses the length of the spell name.
359	*/	280	*/
360	for (spob = op->inv; spob; spob = spob->below)	281	for (object *spob = op->inv; spob; spob = spob->below)
361	{	282	{
362	if (spob->type == SPELL)	283	if (spob->type == SPELL)
363	{	284	{
		285	// TODO: WTF?
364	if (!strncmp (spob->name, spname, strlen (spname)))	286	if (!strncmp (spob->name, spname, strlen (spname)))
365	{	287	{
366	nummatch++;	288	nummatch++;
367	spob1 = spob;	289	spob1 = spob;
368	}	290	}
…		…
373	* fall into this category). It shouldn't be hard to	295	* fall into this category). It shouldn't be hard to
374	* make sure spell names don't overlap in that fashion.	296	* make sure spell names don't overlap in that fashion.
375	*/	297	*/
376	if (spob2)	298	if (spob2)
377	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
378	spob2 = spob;	301	spob2 = spob;
379	}	302	}
380	}	303	}
381	}	304	}
382	/* 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
383	* on the loser match, return that, otehrwise null	306	* on the loser match, return that, otehrwise null
384	*/	307	*/
385	if (spob2)	308	if (spob2)
386	return spob2;	309	return spob2;
		310
387	if (spob1 && nummatch == 1)	311	if (spob1 && nummatch == 1)
388	return spob1;	312	return spob1;
		313
389	return NULL;	314	return NULL;
390	}	315	}
391		316
392	/* reflwall - decides weither the (spell-)object sp_op will	317	/* reflwall - decides weither the (spell-)object sp_op will
393	* be reflected from the given mapsquare. Returns 1 if true.	318	* be reflected from the given mapsquare. Returns 1 if true.
…		…
397	* eg, updated for tiled maps.	322	* eg, updated for tiled maps.
398	*/	323	*/
399	int	324	int
400	reflwall (maptile m, int x, int y, object sp_op)	325	reflwall (maptile m, int x, int y, object sp_op)
401	{	326	{
402	object *op;
403
404	if (OUT_OF_REAL_MAP (m, x, y))	327	if (OUT_OF_REAL_MAP (m, x, y))
405	return 0;	328	return 0;
		329
406	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)
407	if (QUERY_FLAG (op, FLAG_REFL_SPELL)	331	if (op->flag [FLAG_REFL_SPELL]
408	&& (!QUERY_FLAG (op, FLAG_ALIVE)	332	&& (!op->flag [FLAG_ALIVE]
409	\|\| (rndm (0, 99)) < 90 - (sp_op->level / 10)))	333	\|\| (rndm (0, 99)) < 90 - (sp_op->level / 10)))
410	return 1;	334	return 1;
411		335
412	return 0;	336	return 0;
413	}	337	}
…		…
432	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.");
433	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.");
434	dir = 0;	358	dir = 0;
435	}	359	}
436		360
437	SET_FLAG (new_op, FLAG_IDENTIFIED);	361	new_op->set_flag (FLAG_IDENTIFIED);
438	op->map->insert (new_op,	362	op->map->insert (new_op,
439	op->x + freearr_x[dir], op->y + freearr_y[dir],	363	op->x + freearr_x[dir], op->y + freearr_y[dir],
440	op,	364	op,
441	dir ? 0 : INS_BELOW_ORIGINATOR);	365	dir ? 0 : INS_BELOW_ORIGINATOR);
442		366
443	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;
444	}	386	}
445		387
446	/* 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.
447	* immune_stop is basically the attacktype of the spell (why	389	* immune_stop is basically the attacktype of the spell (why
448	* passed as a different value, not sure of). If immune_stop	390	* passed as a different value, not sure of). If immune_stop
449	* has the AT_MAGIC bit set, and there is a counterwall	391	* has the AT_MAGIC bit set, and there is a counterwall
450	* 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
451	* 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.
452	*
453	*/	394	*/
454	int	395	int
455	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)
456	{	397	{
457	if (!xy_normalise (m, x, y))	398	if (!xy_normalise (m, x, y))
458	return 0;	399	return 0;
459		400
460	mapspace &ms = m->at (x, y);	401	mapspace &ms = m->at (x, y);
		402	ms.update ();
461		403
462	if (OB_TYPE_MOVE_BLOCK (op, ms.move_block))	404	if (OB_TYPE_MOVE_BLOCK (op, ms.move_block))
463	return 0;	405	return 0;
464		406
		407	int max_effects = 5; // max. number of similar spells per mapspace
		408
465	for (object *tmp = ms.bot; tmp; tmp = tmp->above)	409	for (object *tmp = ms.top; tmp; tmp = tmp->below)
466	{	410	{
467	/* If there is a counterspell on the space, and this	411	/* If there is a counterspell on the space, and this
468	* object is using magic, don't progress. I believe we could	412	* object is using magic, don't progress. I believe we could
469	* 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
470	* 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
…		…
472	* 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
473	* 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
474	* spell to actually hit the counterwall and be sucked up.	418	* spell to actually hit the counterwall and be sucked up.
475	*/	419	*/
476	if ((tmp->attacktype & AT_COUNTERSPELL)	420	if ((tmp->attacktype & AT_COUNTERSPELL)
477	&& !QUERY_FLAG (tmp, FLAG_MONSTER)	421	&& !tmp->flag [FLAG_MONSTER]
478	&& (tmp->type != PLAYER)	422	&& (tmp->type != PLAYER)
479	&& (tmp->type != WEAPON)	423	&& (tmp->type != WEAPON)
480	&& (tmp->type != BOW)	424	&& (tmp->type != BOW)
481	&& (tmp->type != ARROW)	425	&& (tmp->type != ARROW)
482	&& (tmp->type != GOLEM)	426	&& (tmp->type != GOLEM)
483	&& !QUERY_FLAG (tmp, FLAG_IS_FLOOR) // XXX:	427	&& !tmp->flag [FLAG_IS_FLOOR] // XXX:
484	// we special case floor here because there	428	// we special case floor here because there
485	// are sometimes spell effect floors	429	// are sometimes spell effect floors
486	// which are used to inflict damage	430	// which are used to inflict damage
487	// (and those shouldn't go away from	431	// (and those shouldn't go away from
488	// sanctuary) see also: permanent lava	432	// sanctuary) see also: permanent lava
489	&& (immune_stop & AT_MAGIC))	433	&& (immune_stop & AT_MAGIC))
490	return 0;	434	return 0;
491		435
492	/* This is to prevent 'out of control' spells. Basically, this
493	* limits one spell effect per space per spell. This is definately
494	* needed for performance reasons, and just for playability I believe.
495	* there are no such things as multispaced spells right now, so
496	* we don't need to worry about the head.
497	*/
498	if ((tmp->stats.maxhp == op->stats.maxhp) && (tmp->type == op->type) && (tmp->subtype == op->subtype))
499	return 0;
500
501	/*
502	* Combine similar spell effects into one spell effect. Needed for
503	* performance reasons with meteor swarm and the like, but also for
504	* playability reasons.
505	*/
506	if (tmp->arch == op->arch
507	&& tmp->type == op->type	436	if (tmp->type == op->type)
508	&& tmp->subtype == op->subtype
509	&& tmp->owner == op->owner
510	&& ((tmp->subtype == SP_EXPLOSION) \|\| (tmp->subtype == SP_CONE && tmp->stats.sp == op->stats.sp)))
511	{	437	{
512	tmp->stats.dam = MAX (tmp->stats.dam, op->stats.dam);	438	if (tmp->subtype == op->subtype
513	tmp->range = MAX (tmp->range, op->range);	439	&& tmp->arch == op->arch /* no harm if not comparing by name here */)
514	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)
515	return 0;	470	return 0;
516	}	471	}
517		472
518	/* 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
519	* ground to prevent it from moving along?	474	* ground to prevent it from moving along?
520	*/	475	*/
…		…
535	* returns 0 on failure, 1 on success.	490	* returns 0 on failure, 1 on success.
536	*/	491	*/
537	int	492	int
538	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)
539	{	494	{
540	object *tmp;
541	int mflags;
542	maptile *m;
543
544	if (spell->other_arch == NULL)	495	if (!spell->other_arch)
545	return 0;	496	return 0;
546		497
547	m = op->map;	498	object *tmp = spell->other_arch->instance ();
548	mflags = get_map_flags (m, &m, x, y, &x, &y);
549	if (mflags & P_OUT_OF_MAP)
550	{
551	return 0;
552	}
553		499
554	tmp = arch_to_object (spell->other_arch);	500	if (!tmp)
555
556	if (tmp == NULL)
557	return 0;	501	return 0;
558
559	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (m, x, y)))
560	{
561	new_draw_info (NDI_UNIQUE, 0, op, "You can't cast the spell on top of a wall!\n");
562	tmp->destroy ();
563	return 0;
564	}
565		502
566	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);
567	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);	504	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);
568	/* 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 */
569	tmp->stats.food = tmp->duration;	506	tmp->stats.food = tmp->duration;
570	tmp->range = spell->range + SP_level_range_adjust (caster, spell);	507	tmp->range = spell->range + SP_level_range_adjust (caster, spell);
571	tmp->attacktype = spell->attacktype;	508	tmp->attacktype = spell->attacktype;
572	tmp->x = x;
573	tmp->y = y;
574	tmp->direction = dir;	509	tmp->direction = dir;
575	if (op->owner != NULL)
576	tmp->set_owner (op);	510	tmp->set_owner (op);
577	else
578	tmp->set_owner (op);
579	tmp->level = caster_level (caster, spell);	511	tmp->level = casting_level (caster, spell);
580	set_spell_skill (op, caster, spell, tmp);	512	set_spell_skill (op, caster, spell, tmp);
581		513
582	/* needed for AT_HOLYWORD,AT_GODPOWER stuff */	514	/* needed for AT_HOLYWORD,AT_GODPOWER stuff */
583	if (tmp->attacktype & AT_HOLYWORD \|\| tmp->attacktype & AT_GODPOWER)	515	if (tmp->attacktype & AT_HOLYWORD \|\| tmp->attacktype & AT_GODPOWER)
584	{
585	if (!tailor_god_spell (tmp, op))	516	if (!tailor_god_spell (tmp, op))
586	return 0;	517	return 0;
587	}	518
588	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))	519	if (tmp->flag [FLAG_IS_TURNABLE])
589	SET_ANIMATION (tmp, dir);	520	SET_ANIMATION (tmp, dir);
590		521
591	if ((tmp = insert_ob_in_map (tmp, m, op, 0)))	522	if ((tmp = op->map->insert (tmp, x, y, op)))
592	move_spell_effect (tmp);	523	move_spell_effect (tmp);
593		524
594	return 1;	525	return 1;
595	}	526	}
596		527
…		…
601	****************************************************************************/	532	****************************************************************************/
602	void	533	void
603	regenerate_rod (object *rod)	534	regenerate_rod (object *rod)
604	{	535	{
605	if (rod->stats.hp < rod->stats.maxhp)	536	if (rod->stats.hp < rod->stats.maxhp)
606	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);
607	}	538	}
608		539
609	void	540	void
610	drain_rod_charge (object *rod)	541	drain_rod_charge (object *rod)
611	{	542	{
…		…
631	{	562	{
632	tmp = op->owner;	563	tmp = op->owner;
633	/* 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
634	* to the caster.	565	* to the caster.
635	*/	566	*/
636	if (!tmp \|\| !QUERY_FLAG (tmp, FLAG_MONSTER))	567	if (!tmp \|\| !tmp->flag [FLAG_MONSTER])
637	tmp = op;	568	tmp = op;
638	}	569	}
639	else	570	else
640	{	571	{
641	maptile *m = op->map;	572	maptile *m = op->map;
…		…
651	if (!tmp)	582	if (!tmp)
652	tmp = op->ms ().player ();	583	tmp = op->ms ().player ();
653		584
654	return tmp;	585	return tmp;
655	}	586	}
656
657
658		587
659	/* raytrace:	588	/* raytrace:
660	* 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
661	* 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
662	* live objects.	591	* live objects.
…		…
665	* monsters/generators only. If not, the spell will hunt players only.	594	* monsters/generators only. If not, the spell will hunt players only.
666	* 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
667	* any, otherwise -1.	596	* any, otherwise -1.
668	* 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.
669	*/	598	*/
670
671	int	599	int
672	spell_find_dir (maptile m, int x, int y, object exclude)	600	spell_find_dir (maptile m, int x, int y, object exclude)
673	{	601	{
674	int i, max = SIZEOFFREE;	602	int i, max = SIZEOFFREE;
675	sint16 nx, ny;	603	sint16 nx, ny;
…		…
692	continue;	620	continue;
693		621
694	tmp = GET_MAP_OB (mp, nx, ny);	622	tmp = GET_MAP_OB (mp, nx, ny);
695		623
696	while (tmp != NULL && (((owner_type == PLAYER &&	624	while (tmp != NULL && (((owner_type == PLAYER &&
697	!QUERY_FLAG (tmp, FLAG_MONSTER) && !QUERY_FLAG (tmp, FLAG_GENERATOR)) \|\|	625	!tmp->flag [FLAG_MONSTER] && !tmp->flag [FLAG_GENERATOR]) \|\|
698	(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))))
699	tmp = tmp->above;	627	tmp = tmp->above;
700		628
701	if (tmp != NULL && can_see_monsterP (m, x, y, i))	629	if (tmp != NULL && can_see_monsterP (m, x, y, i))
702	return freedir[i];	630	return freedir[i];
…		…
706		634
707	/* put_a_monster: puts a monster named monstername near by	635	/* put_a_monster: puts a monster named monstername near by
708	* op. This creates the treasures for the monsters, and	636	* op. This creates the treasures for the monsters, and
709	* also deals with multipart monsters properly.	637	* also deals with multipart monsters properly.
710	*/	638	*/
711	void	639	static void
712	put_a_monster (object op, const char monstername)	640	put_a_monster (object op, const char monstername)
713	{	641	{
714	object tmp, head = NULL, *prev = NULL;	642	object tmp, head = NULL, *prev = NULL;
715	archetype *at;	643	archetype *at;
716	int dir;	644	int dir;
…		…
731	* insert multipart monsters properly	659	* insert multipart monsters properly
732	*/	660	*/
733	//TODO: use expand_tail + ...	661	//TODO: use expand_tail + ...
734	while (at != NULL)	662	while (at != NULL)
735	{	663	{
736	tmp = arch_to_object (at);	664	tmp = at->instance ();
737	tmp->x = op->x + freearr_x[dir] + at->x;	665	tmp->x = op->x + freearr_x[dir] + at->x;
738	tmp->y = op->y + freearr_y[dir] + at->y;	666	tmp->y = op->y + freearr_y[dir] + at->y;
739	tmp->map = op->map;	667	tmp->map = op->map;
740	if (head)	668	if (head)
741	{	669	{
…		…
755	create_treasure (head->randomitems, head, GT_INVISIBLE, op->map->difficulty, 0);	683	create_treasure (head->randomitems, head, GT_INVISIBLE, op->map->difficulty, 0);
756		684
757	insert_ob_in_map (head, op->map, op, 0);	685	insert_ob_in_map (head, op->map, op, 0);
758		686
759	/* thought it'd be cool to insert a burnout, too. */	687	/* thought it'd be cool to insert a burnout, too. */
760	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);
761	}	689	}
762	}	690	}
763		691
764	/* peterm: function which summons hostile monsters and	692	/* peterm: function which summons hostile monsters and
765	* places them in nearby squares.	693	* places them in nearby squares.
…		…
772	* 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
773	* 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
774	* never used. This is however used by various failures on the	702	* never used. This is however used by various failures on the
775	* players part (alchemy, reincarnation, etc)	703	* players part (alchemy, reincarnation, etc)
776	*/	704	*/
777
778	int	705	int
779	summon_hostile_monsters (object op, int n, const char monstername)	706	summon_hostile_monsters (object op, int n, const char monstername)
780	{	707	{
781	int i;	708	int i;
782		709
…		…
847	{	774	{
848	SET_ANIMATION (op, ATTACKS[i].face);	775	SET_ANIMATION (op, ATTACKS[i].face);
849	}	776	}
850	}	777	}
851		778
852
853	/* prayer_failure: This is called when a player fails	779	/* prayer_failure: This is called when a player fails
854	* at casting a prayer.	780	* at casting a prayer.
855	* op is the player.	781	* op is the player.
856	* failure is basically how much grace they had.	782	* failure is basically how much grace they had.
857	* 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.
858	*/	784	*/
859		785
860	void	786	#define HINT_GRACE " H<Make sure you always have enough grace points for your prayers.>"
		787
		788	static void
861	prayer_failure (object *op, int failure, int power)	789	prayer_failure (object *op, int failure, int power)
862	{	790	{
863	const char *godname;	791	const char *godname;
864	object *tmp;	792	object *tmp;
865		793
866	if (!strcmp ((godname = determine_god (op)), "none"))	794	if (!strcmp ((godname = determine_god (op)), "none"))
867	godname = "Your spirit";	795	godname = "Your spirit";
868		796
869	if (failure <= -20 && failure > -40) /* wonder */	797	if (failure <= -20 && failure > -40) /* wonder */
870	{	798	{
871	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);
872	tmp = get_archetype (SPELL_WONDER);	800	tmp = archetype::get (SPELL_WONDER);
873	cast_cone (op, op, 0, tmp);	801	cast_cone (op, op, 0, tmp);
874	tmp->destroy ();	802	tmp->destroy ();
875	}	803	}
876		804
877	else if (failure <= -40 && failure > -60) /* confusion */	805	else if (failure <= -40 && failure > -60) /* confusion */
878	{	806	{
879	new_draw_info (NDI_UNIQUE, 0, op, "Your diety touches your mind!");	807	op->failmsg ("Your diety touches your mind!" HINT_GRACE);
880	confuse_player (op, op, 99);	808	confuse_player (op, op, 99);
881	}	809	}
882	else if (failure <= -60 && failure > -150) /* paralysis */	810	else if (failure <= -60 && failure > -150) /* paralysis */
883	{	811	{
884	new_draw_info_format (NDI_UNIQUE, 0, op, "%s requires you to pray NOW.", godname);	812	op->failmsgf ("%s requires you to pray NOW. "
885	new_draw_info (NDI_UNIQUE, 0, op, "You comply, ignoring all else.");	813	"You comply, ignoring all else." HINT_GRACE,
		814	godname);
886	paralyze_player (op, op, 99);	815	paralyze_player (op, op, 99);
887	}	816	}
888	else if (failure <= -150) /* blast the immediate area */	817	else if (failure <= -150) /* blast the immediate area */
889	{	818	{
890	tmp = get_archetype (GOD_POWER);	819	tmp = archetype::get (GOD_POWER);
891	new_draw_info_format (NDI_UNIQUE, 0, op, "%s smites you!", godname);	820	op->failmsgf ("%s smites you!" HINT_GRACE, godname);
892	cast_magic_storm (op, tmp, power);	821	cast_magic_storm (op, tmp, power);
893	}	822	}
894	}	823	}
895		824
896	/*	825	/*
…		…
910	if (settings.spell_failure_effects == FALSE)	839	if (settings.spell_failure_effects == FALSE)
911	return;	840	return;
912		841
913	if (failure <= -20 && failure > -40) /* wonder */	842	if (failure <= -20 && failure > -40) /* wonder */
914	{	843	{
915	new_draw_info (NDI_UNIQUE, 0, op, "Your spell causes an unexpected effect.");	844	op->failmsg ("Your spell causes an unexpected effect.");
916	tmp = get_archetype (SPELL_WONDER);	845	tmp = archetype::get (SPELL_WONDER);
917	cast_cone (op, op, 0, tmp);	846	cast_cone (op, op, 0, tmp);
918	tmp->destroy ();	847	tmp->destroy ();
919	}	848	}
920		849
921	else if (failure <= -40 && failure > -60) /* confusion */	850	else if (failure <= -40 && failure > -60) /* confusion */
922	{	851	{
923	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!");
924	confuse_player (op, op, 99);	853	confuse_player (op, op, 99);
925	}	854	}
926	else if (failure <= -60 && failure > -80) /* paralysis */	855	else if (failure <= -60 && failure > -80) /* paralysis */
927	{	856	{
928	new_draw_info (NDI_UNIQUE, 0, op, "Your magic stuns you!");	857	op->failmsg ("Your magic stuns you!");
929	paralyze_player (op, op, 99);	858	paralyze_player (op, op, 99);
930	}	859	}
931	else if (failure <= -80) /* blast the immediate area */	860	else if (failure <= -80) /* blast the immediate area */
932	{	861	{
933	object *tmp;	862	object *tmp;
934		863
935	/* 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 */
936	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)
937	{	866	{
938	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!");
939	hit_player (op, 9998, op, AT_INTERNAL, 1);	868	hit_player (op, 9998, op, AT_INTERNAL, 1);
940		869
941	}	870	}
942	else	871	else
943	{	872	{
944	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!");
945	tmp = get_archetype (LOOSE_MANA);	874	tmp = archetype::get (LOOSE_MANA);
946	tmp->level = skill->level;	875	tmp->level = skill->level;
947		876
948	/* increase the area of destruction a little for more powerful spells */	877	/* increase the area of destruction a little for more powerful spells */
949	tmp->range += isqrt (power);	878	tmp->range += isqrt (power);
950		879
…		…
958	tmp->insert_at (op);	887	tmp->insert_at (op);
959	}	888	}
960	}	889	}
961	}	890	}
962		891
963	int	892	static int
964	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)
965	{	894	{
966	int success;
967	object *spell;
968
969	if (!spell_ob->other_arch)	895	if (!spell_ob->other_arch)
970	{	896	{
971	LOG (llevError, "cast_party_spell: empty other arch\n");	897	LOG (llevError, "cast_party_spell: empty other arch\n");
972	return 0;	898	return 0;
973	}	899	}
974		900
975	spell = arch_to_object (spell_ob->other_arch);	901	object *spell = spell_ob->other_arch->instance ();
976		902
977	/* Always cast spell on caster */	903	/* Always cast spell on caster */
978	success = cast_spell (op, caster, dir, spell, stringarg);	904	int success = cast_spell (op, caster, dir, spell, spellparam);
979		905
980	if (caster->contr->party == NULL)	906	if (!op->contr \|\| !op->contr->party)
981	{	907	{
982	spell->remove ();	908	spell->remove ();
983	return success;	909	return success;
984	}	910	}
985		911
986	for_all_players (pl)	912	for_all_players (pl)
987	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)
988	cast_spell (pl->ob, caster, pl->ob->facing, spell, stringarg);	916	cast_spell (pl->ob, caster, pl->ob->facing, spell, spellparam);
989		917
990	spell->remove ();	918	spell->remove ();
991	return success;	919	return success;
992	}	920	}
993		921
…		…
999	* same as op.	927	* same as op.
1000	* 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
1001	* is self only, dir really doesn't make a difference.	929	* is self only, dir really doesn't make a difference.
1002	* 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,
1003	* we can determine what to do.	931	* we can determine what to do.
1004	* 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
1005	* 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
1006	* 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,
1007	* etc.	935	* etc.
1008	* 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
1009	* 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
…		…
1017	* 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),
1018	* this function will decrease the mana/grace appropriately. For other	946	* this function will decrease the mana/grace appropriately. For other
1019	* objects, the caller should do what it considers appropriate.	947	* objects, the caller should do what it considers appropriate.
1020	*/	948	*/
1021	int	949	int
1022	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)
1023	{	951	{
1024	const char *godname;	952	const char *godname;
1025	int success = 0, cast_level = 0;	953	int success = 0;
1026	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
1027		958
1028	if (!spell_ob)	959	if (!spell_ob)
1029	{	960	{
1030	LOG (llevError, "cast_spell: null spell object passed\n");	961	LOG (llevError, "cast_spell: null spell object passed\n");
1031	return 0;	962	return 0;
…		…
1042	}	973	}
1043		974
1044	/* 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
1045	* an issue, because they don't have any spellpaths set up.	976	* an issue, because they don't have any spellpaths set up.
1046	*/	977	*/
1047	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])
1048	{	979	{
1049	new_draw_info (NDI_UNIQUE, 0, op, "That spell path is denied to you.");	980	op->failmsg ("That spell path is denied to you.");
1050	return 0;	981	return 0;
1051	}	982	}
		983
		984	object *skill = 0;
1052		985
1053	/* 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
1054	* (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
1055	* checks. We let monsters do special things - eg, they	988	* checks. We let monsters do special things - eg, they
1056	* 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
1057	* should take care of that.	990	* should take care of that.
1058	* 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
1059	* 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
1060	* at least process that code.	993	* at least process that code.
1061	*/	994	*/
1062	if (op->type == PLAYER && op == caster)	995	if (op->type == PLAYER && op == caster)
1063	{	996	{
1064	cast_level = caster_level (caster, spell_ob);
1065
1066	if (spell_ob->skill)	997	if (spell_ob->skill)
1067	{	998	{
1068	skill = find_skill_by_name (op, spell_ob->skill);	999	skill = find_skill_by_name (op, spell_ob->skill);
1069		1000
1070	if (!skill)	1001	if (!skill)
1071	{	1002	{
1072	op->failmsg (format ("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);
1073	return 0;	1007	return 0;
1074	}	1008	}
1075		1009
1076	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)
1077	{	1015	{
		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	{
1078	op->failmsg ("You lack enough skill to cast that spell!");	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 ())
1079	return 0;	1032	return 0;
1080	}	1033	}
1081	}	1034	}
1082		1035
1083	/* 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
1084	* to have sufficient grace/mana.	1037	* to have sufficient grace/mana.
1085	*/	1038	*/
1086	if (!QUERY_FLAG (op, FLAG_WIZ))	1039	if (!op->flag [FLAG_WIZCAST])
1087	{	1040	{
1088	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) &&	1041	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) &&
1089	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)
1090	{	1043	{
1091	op->failmsg ("You don't have enough mana!");	1044	op->failmsg ("You don't have enough mana!");
…		…
1099	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)
1100	op->statusmsg (format ("%s grants your prayer, though you are unworthy.", godname));	1053	op->statusmsg (format ("%s grants your prayer, though you are unworthy.", godname));
1101	else	1054	else
1102	{	1055	{
1103	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);
1104	op->failmsg (format ("%s ignores your prayer.", godname));	1057	op->failmsgf ("%s ignores your prayer.", godname);
1105	return 0;	1058	return 0;
1106	}	1059	}
1107	}	1060	}
1108		1061
1109	/* player/monster is trying to cast the spell. might fumble it */	1062	/* player/monster is trying to cast the spell. might fumble it */
1110	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) <
1111	(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]))
1112	{	1065	{
1113	op->contr->play_sound (sound_find ("fumble_spell"));	1066	op->contr->play_sound (sound_find ("fumble_spell"));
1114	op->failmsg ("You fumble the prayer.");	1067	op->failmsg ("You fumble the prayer.");
1115		1068
1116	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);
…		…
1139	* not alive, then this would mean that the mapmaker put the	1092	* not alive, then this would mean that the mapmaker put the
1140	* objects on the space - presume that they know what they are	1093	* objects on the space - presume that they know what they are
1141	* doing.	1094	* doing.
1142	*/	1095	*/
1143		1096
1144	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 :-)!
1145	{	1098	{
		1099	op->speed_left -= 2 * op->speed; // freeze for two ticks, so we don't flood
1146	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!");
1147	return 0;	1101	return 0;
1148	}	1102	}
1149		1103
1150	if ((spell_ob->type == SPELL)	1104	if ((spell_ob->type == SPELL)
1151	&& (caster->type != POTION)	1105	&& (caster->type != POTION)
1152	&& !QUERY_FLAG (op, FLAG_WIZCAST)	1106	&& !op->flag [FLAG_WIZCAST]
1153	&& (QUERY_FLAG (caster, FLAG_ALIVE)	1107	&& (caster->flag [FLAG_ALIVE]
1154	\|\| QUERY_FLAG (op, FLAG_ALIVE))	1108	\|\| op->flag [FLAG_ALIVE])
1155	&& (((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)))
1156	{	1110	{
1157	if (op->type != PLAYER)	1111	if (op->type != PLAYER)
1158	return 0;	1112	return 0;
1159		1113
1160	if ((mflags & P_NO_CLERIC) && spell_ob->stats.grace)	1114	if ((mflags & P_NO_CLERIC) && spell_ob->stats.grace)
1161	op->failmsg (format ("This ground is unholy! %s ignores you.", godname));	1115	op->failmsgf ("This ground is unholy! %s ignores you.", godname);
1162	else if (object *item = op->contr->ranged_ob)	1116	else if (object *item = op->contr->ranged_ob)
1163	{	1117	{
1164	if (item->type == SPELL)	1118	if (item->type == SPELL)
1165	op->failmsg ("Something blocks your spellcasting.");	1119	op->failmsg ("Something blocks your spellcasting.");
1166	else if (item->type == SCROLL)	1120	else if (item->type == SCROLL)
…		…
1172	op->failmsg ("Something blocks the spell!");	1126	op->failmsg ("Something blocks the spell!");
1173		1127
1174	return 0;	1128	return 0;
1175	}	1129	}
1176		1130
		1131	// undo the flood protection from earlier
		1132	op->speed_left += 4 * op->speed; // ~0.5s on failure
		1133
1177	/* Take into account how long it takes to cast the spell.	1134	/* Take into account how long it takes to cast the spell.
1178	* 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
1179	* the spell object. If it is a spell object, have it	1136	* the spell object. If it is a spell object, have it
1180	* take two ticks. Things that cast spells on the players	1137	* take two ticks. Things that cast spells on the players
1181	* behalf (eg, altars, and whatever else) shouldn't cost	1138	* behalf (eg, altars, and whatever else) shouldn't cost
1182	* the player any time.	1139	* the player any time.
1183	* Ignore casting time for firewalls	1140	* Ignore casting time for firewalls
1184	*/	1141	*/
1185	if (caster == op && caster->type != FIREWALL)	1142	if (caster == op && caster->type != FIREWALL)
1186	{	1143	{
1187	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;
1188	/* 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
1189	* 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
1190	*/	1147	*/
1191	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)
1192	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;
1193	}	1150	}
1194	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)
1195	op->speed_left -= 2 * FABS (op->speed);	1152	op->speed_left -= 2 * op->speed;
1196		1153
1197	if (op->type == PLAYER && op == caster)	1154	if (op->type == PLAYER && op == caster)
1198	{	1155	{
1199	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);
1200	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);
…		…
1205	* object requires.	1162	* object requires.
1206	*/	1163	*/
1207	if (op != caster && !skill && caster->skill)	1164	if (op != caster && !skill && caster->skill)
1208	{	1165	{
1209	skill = find_skill_by_name (op, caster->skill);	1166	skill = find_skill_by_name (op, caster->skill);
		1167
1210	if (!skill)	1168	if (!skill)
1211	{	1169	{
1212	op->failmsg (format ("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));
1213	return 0;	1171	return 0;
1214	}	1172	}
1215
1216	op->change_skill (skill); /* needed for proper exp credit */
1217	}	1173	}
1218		1174
1219	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)))
1220	return RESULT_INT (0);	1176	return RESULT_INT (0);
1221		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
1222	switch (spell_ob->subtype)	1185	switch (spell_ob->subtype)
1223	{	1186	{
1224	/* 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
1225	* in in spells.h.	1188	* in spells.h.
1226	*/	1189	*/
1227	case SP_RAISE_DEAD:	1190	case SP_RAISE_DEAD:
1228	success = cast_raise_dead_spell (op, caster, spell_ob, dir, stringarg);	1191	success = cast_raise_dead_spell (op, caster, spell_ob, dir, spellparam);
1229	break;	1192	break;
1230		1193
1231	case SP_RUNE:	1194	case SP_RUNE:
1232	success = write_rune (op, caster, spell_ob, dir, stringarg);	1195	success = write_rune (op, caster, spell_ob, dir, spellparam);
1233	break;	1196	break;
1234		1197
1235	case SP_MAKE_MARK:	1198	case SP_MAKE_MARK:
1236	success = write_mark (op, spell_ob, stringarg);	1199	success = write_mark (op, spell_ob, spellparam);
1237	break;	1200	break;
1238		1201
1239	case SP_BOLT:	1202	case SP_BOLT:
1240	success = fire_bolt (op, caster, dir, spell_ob, skill);	1203	success = fire_bolt (op, caster, dir, spell_ob, skill);
1241	break;	1204	break;
…		…
1259	case SP_SMITE:	1222	case SP_SMITE:
1260	success = cast_smite_spell (op, caster, dir, spell_ob);	1223	success = cast_smite_spell (op, caster, dir, spell_ob);
1261	break;	1224	break;
1262		1225
1263	case SP_MAGIC_MISSILE:	1226	case SP_MAGIC_MISSILE:
1264	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);
1265	break;	1228	break;
1266		1229
1267	case SP_SUMMON_GOLEM:	1230	case SP_SUMMON_GOLEM:
1268	success = summon_golem (op, caster, dir, spell_ob);	1231	success = summon_golem (op, caster, dir, spell_ob);
1269	break;	1232	break;
1270		1233
1271	case SP_DIMENSION_DOOR:	1234	case SP_DIMENSION_DOOR:
1272	/* dimension door needs the actual caster, because that is what is	1235	/* dimension door needs the actual caster, because that is what is
1273	* moved.	1236	* moved.
1274	*/	1237	*/
1275	success = dimension_door (op, caster, spell_ob, dir);	1238	success = dimension_door (op, caster, spell_ob, dir, spellparam);
1276	break;	1239	break;
1277		1240
1278	case SP_MAGIC_MAPPING:	1241	case SP_MAGIC_MAPPING:
1279	if (op->type == PLAYER)	1242	if (op->type == PLAYER)
1280	{	1243	{
…		…
1313	case SP_HEALING:	1276	case SP_HEALING:
1314	success = cast_heal (op, caster, spell_ob, dir);	1277	success = cast_heal (op, caster, spell_ob, dir);
1315	break;	1278	break;
1316		1279
1317	case SP_CREATE_FOOD:	1280	case SP_CREATE_FOOD:
1318	success = cast_create_food (op, caster, spell_ob, dir, stringarg);	1281	success = cast_create_food (op, caster, spell_ob, dir, spellparam);
1319	break;	1282	break;
1320		1283
1321	case SP_EARTH_TO_DUST:	1284	case SP_EARTH_TO_DUST:
1322	success = cast_earth_to_dust (op, caster, spell_ob);	1285	success = cast_earth_to_dust (op, caster, spell_ob);
1323	break;	1286	break;
…		…
1333	case SP_CURSE:	1296	case SP_CURSE:
1334	success = cast_curse (op, caster, spell_ob, dir);	1297	success = cast_curse (op, caster, spell_ob, dir);
1335	break;	1298	break;
1336		1299
1337	case SP_SUMMON_MONSTER:	1300	case SP_SUMMON_MONSTER:
1338	success = summon_object (op, caster, spell_ob, dir, stringarg);	1301	success = summon_object (op, caster, spell_ob, dir, spellparam);
1339	break;	1302	break;
1340		1303
1341	case SP_CHARGING:	1304	case SP_CHARGING:
1342	success = recharge (op, caster, spell_ob);	1305	success = recharge (op, caster, spell_ob);
1343	break;	1306	break;
…		…
1376	break;	1339	break;
1377		1340
1378	case SP_MOVING_BALL:	1341	case SP_MOVING_BALL:
1379	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)
1380	{	1343	{
1381	op->failmsg (format ("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);
1382	success = 0;	1345	success = 0;
1383	}	1346	}
1384	else	1347	else
1385	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);
1386	break;	1349	break;
1387		1350
1388	case SP_SWARM:	1351	case SP_SWARM:
1389	success = fire_swarm (op, caster, spell_ob, dir);	1352	success = fire_swarm (op, caster, spell_ob, dir);
1390	break;	1353	break;
…		…
1397	/* in rune.c */	1360	/* in rune.c */
1398	success = dispel_rune (op, caster, spell_ob, skill, dir);	1361	success = dispel_rune (op, caster, spell_ob, skill, dir);
1399	break;	1362	break;
1400		1363
1401	case SP_CREATE_MISSILE:	1364	case SP_CREATE_MISSILE:
1402	success = cast_create_missile (op, caster, spell_ob, dir, stringarg);	1365	success = cast_create_missile (op, caster, spell_ob, dir, spellparam);
1403	break;	1366	break;
1404		1367
1405	case SP_CONSECRATE:	1368	case SP_CONSECRATE:
1406	success = cast_consecrate (op, caster, spell_ob);	1369	success = cast_consecrate (op, caster, spell_ob);
1407	break;	1370	break;
…		…
1429	case SP_AURA:	1392	case SP_AURA:
1430	success = create_aura (op, caster, spell_ob);	1393	success = create_aura (op, caster, spell_ob);
1431	break;	1394	break;
1432		1395
1433	case SP_PARTY_SPELL:	1396	case SP_PARTY_SPELL:
1434	success = cast_party_spell (op, caster, dir, spell_ob, stringarg);	1397	success = cast_party_spell (op, caster, dir, spell_ob, spellparam);
1435	break;	1398	break;
1436		1399
1437	default:	1400	default:
1438	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);
1439	}	1402	}
		1403
		1404	// restore chosen_skill
		1405	op->chosen_skill = chosen_skill;
1440		1406
1441	op->play_sound (	1407	op->play_sound (
1442	success	1408	success
1443	? spell_ob->sound	1409	? spell_ob->sound
1444	? spell_ob->sound	1410	? spell_ob->sound
…		…
1498	move_aura (op);	1464	move_aura (op);
1499	break;	1465	break;
1500	}	1466	}
1501	}	1467	}
1502		1468
1503	/* this checks to see if something special should happen if
1504	* something runs into the object.
1505	*/
1506	void
1507	check_spell_effect (object *op)
1508	{
1509	switch (op->subtype)
1510	{
1511	case SP_BOLT:
1512	move_bolt (op);
1513	return;
1514
1515	case SP_BULLET:
1516	check_bullet (op);
1517	return;
1518	}
1519	}
1520
1521	/* This is called by move_apply. Basically, if someone	1469	/* This is called by move_apply. Basically, if someone
1522	* 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
1523	* are set, this is called. This should only be called for	1471	* are set, this is called. This should only be called for
1524	* objects of the appropraite type.	1472	* objects of the appropriate type.
1525	*/	1473	*/
1526	void	1474	void
1527	apply_spell_effect (object spell, object victim)	1475	apply_spell_effect (object spell, object victim)
1528	{	1476	{
1529	switch (spell->subtype)	1477	switch (spell->subtype)
1530	{	1478	{
1531	case SP_CONE:	1479	case SP_CONE:
1532	if (QUERY_FLAG (victim, FLAG_ALIVE) && spell->speed && spell->attacktype)	1480	if (victim->flag [FLAG_ALIVE] && spell->has_active_speed () && spell->attacktype)
1533	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 0);	1481	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 0);
1534	break;	1482	break;
1535		1483
1536	case SP_MAGIC_MISSILE:	1484	case SP_MAGIC_MISSILE:
1537	if (QUERY_FLAG (victim, FLAG_ALIVE))	1485	if (victim->flag [FLAG_ALIVE])
1538	{	1486	{
1539	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);	1487	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);
1540
1541	if (!spell->destroyed ())
1542	spell->destroy ();	1488	spell->destroy ();
1543	}	1489	}
1544	break;	1490	break;
1545		1491
1546	case SP_MOVING_BALL:	1492	case SP_MOVING_BALL:
1547	if (QUERY_FLAG (victim, FLAG_ALIVE))	1493	if (victim->flag [FLAG_ALIVE])
1548	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);	1494	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);
1549	else if (victim->materialname)	1495	else if (victim->material != MATERIAL_NULL)
1550	save_throw_object (victim, spell->attacktype, spell);	1496	save_throw_object (victim, spell->attacktype, spell);
1551	break;
1552	}
1553	}
1554		1497
		1498	break;
		1499	}
		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 1.64 by root, Thu Mar 13 12:20:52 2008 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 1.64 by root, Thu Mar 13 12:20:52 2008 UTC vs.
Revision 1.122 by root, Sat Dec 31 06:18:02 2011 UTC