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

Comparing deliantra/server/server/spell_util.C (file contents):
Revision 1.20 by root, Tue Dec 12 21:39:57 2006 UTC vs.
Revision 1.76 by root, Wed Jul 16 14:29:40 2008 UTC

…		…
1	/*	1	/*
2	CrossFire, A Multiplayer game for X-windows	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3		3	*
		4	* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
4	Copyright (C) 2001 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team
5	Copyright (C) 1992 Frank Tore Johansen	6	* Copyright (©) 1992,2007 Frank Tore Johansen
6		7	*
7	This program is free software; you can redistribute it and/or modify	8	* Deliantra is free software: you can redistribute it and/or modify
8	it under the terms of the GNU General Public License as published by	9	* it under the terms of the GNU General Public License as published by
9	the Free Software Foundation; either version 2 of the License, or	10	* the Free Software Foundation, either version 3 of the License, or
10	(at your option) any later version.	11	* (at your option) any later version.
11		12	*
12	This program is distributed in the hope that it will be useful,	13	* This program is distributed in the hope that it will be useful,
13	but WITHOUT ANY WARRANTY; without even the implied warranty of	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
14	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15	GNU General Public License for more details.	16	* GNU General Public License for more details.
16		17	*
17	You should have received a copy of the GNU General Public License	18	* You should have received a copy of the GNU General Public License
18	along with this program; if not, write to the Free Software	19	* along with this program. If not, see <http://www.gnu.org/licenses/>.
19	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	20	*
20		21	* The authors can be reached via e-mail to <support@deliantra.net>
21	The authors can be reached via e-mail at <crossfire@schmorp.de>
22	*/	22	*/
23
24		23
25	#include <global.h>	24	#include <global.h>
26	#include <spells.h>	25	#include <spells.h>
27	#include <object.h>	26	#include <object.h>
28	#include <errno.h>	27	#include <errno.h>
29	#ifndef __CEXTRACT__
30	# include <sproto.h>	28	#include <sproto.h>
31	#endif
32	#include <sounds.h>	29	#include <sounds.h>
33		30
34	extern char *spell_mapping[];	31	extern char *spell_mapping[];
35		32
36	/* This returns a random spell from 'ob'. If skill is set, then	33	/* This returns a random spell from 'ob'. If skill is set, then
80	dest->skill = spob->skill;	77	dest->skill = spob->skill;
81	else	78	else
82	dest->skill = caster->skill;	79	dest->skill = caster->skill;
83	}	80	}
84		81
85	/* init_spells: This should really be called check_spells, as that
86	* is what it does. It goes through the spells looking for any
87	* obvious errors. This was most useful in debugging when re-doing
88	* all the spells to catch simple errors. To use it all the time
89	* will result in it spitting out messages that aren't really errors.
90	*/
91	void
92	init_spells (void)
93	{
94	#ifdef SPELL_DEBUG
95	static int init_spells_done = 0;
96	int i;
97	archetype *at;
98
99	if (init_spells_done)
100	return;
101	LOG (llevDebug, "Checking spells...\n");
102
103	for (at = first_archetype; at; at = at->next)
104	{
105	if (at->clone.type == SPELL)
106	{
107	if (at->clone.skill)
108	{
109	for (i = 1; i < NUM_SKILLS; i++)
110	if (!strcmp (skill_names[i], at->clone.skill))
111	break;
112	if (i == NUM_SKILLS)
113	{
114	LOG (llevError, "Spell %s has improper associated skill %s\n", at->name, at->clone.skill);
115	}
116	}
117	/* other_arch is already checked for in the loader */
118	}
119	}
120
121	i = 0;
122	while (spell_mapping[i])
123	{
124	if (!archetype::find (spell_mapping[i]))
125	{
126	LOG (llevError, "Unable to find spell mapping %s (%i)\n", spell_mapping[i], i);
127	}
128	i++;
129	}
130	LOG (llevDebug, "Checking spells completed.\n");
131	#endif
132	}
133
134	/* Dumps all the spells - now also dumps skill associated with the spell.
135	* not sure what this would be used for, as the data seems pretty
136	* minimal, but easy enough to keep around.
137	*/
138	void
139	dump_spells (void)
140	{
141	archetype *at;
142
143	for (at = first_archetype; at; at = at->next)
144	{
145	if (at->clone.type == SPELL)
146	{
147	fprintf (stderr, "%s:%s:%s:%s:%d\n", &at->clone.name,
148	&at->name, at->clone.other_arch ? &at->clone.other_arch->name : "<nil>", &at->clone.skill, at->clone.level);
149	}
150	}
151	}
152
153	/* pretty basic function - basically just takes	82	/* pretty basic function - basically just takes
154	* an object, sets the x,y, and calls insert_ob_in_map	83	* an object, sets the x,y, and calls insert_ob_in_map
155	*/	84	*/
156
157	void	85	void
158	spell_effect (object spob, int x, int y, maptile map, object *originator)	86	spell_effect (object spob, int x, int y, maptile map, object *originator)
159	{	87	{
160
161	if (spob->other_arch != NULL)	88	if (spob->other_arch)
162	{	89	map->insert (arch_to_object (spob->other_arch), x, y, originator);
163	object *effect = arch_to_object (spob->other_arch);
164
165	effect->x = x;
166	effect->y = y;
167
168	insert_ob_in_map (effect, map, originator, 0);
169	}
170	}	90	}
171		91
172	/*	92	/*
173	* This function takes a caster and spell and presents the	93	* This function takes a caster and spell and presents the
174	* effective level the caster needs to be to cast the spell.	94	* effective level the caster needs to be to cast the spell.
175	* basically, it just adjusts the spell->level with attuned/repelled	95	* basically, it just adjusts the spell->level with attuned/repelled
176	* spellpaths. Was called path_level_mod	96	* spellpaths. Was called path_level_mod.
177	*	97	*
178	* caster is person casting hte spell.	98	* caster is person casting the spell.
179	* spell is the spell object.	99	* spell is the spell object.
180	* Returns modified level.	100	* Returns modified level.
181	*/	101	*/
182	int	102	int
183	min_casting_level (object caster, object spell)	103	min_casting_level (object caster, object spell)
184	{	104	{
185	int new_level;
186
187	if (caster->path_denied & spell->path_attuned)	105	if (caster->path_denied & spell->path_attuned)
188	return 1;	106	return 1;
189		107
190	new_level = spell->level	108	int new_level = spell->level
191	+ ((caster->path_repelled & spell->path_attuned) ? +2 : 0) + ((caster->path_attuned & spell->path_attuned) ? -2 : 0);	109	+ (caster->path_repelled & spell->path_attuned ? +8 : 0)
		110	+ (caster->path_attuned & spell->path_attuned ? -8 : 0);
192		111
193	return (new_level < 1) ? 1 : new_level;	112	return max (1, new_level);
194	}	113	}
195
196		114
197	/* This function returns the effective level the spell	115	/* This function returns the effective level the spell
198	* is being cast at.	116	* is being cast at.
199	* Note that I changed the repelled/attuned bonus to 2 from 5.	117	* Note that I changed the repelled/attuned bonus to 2 from 5.
200	* This is because the new code compares casting_level against	118	* This is because the new code compares casting_level against
201	* min_caster_level, so the difference is effectively 4	119	* min_caster_level, so the difference is effectively 4
202	*/	120	*/
203
204	int	121	int
205	caster_level (object caster, object spell)	122	caster_level (object caster, object spell)
206	{	123	{
207	int level = caster->level;	124	int level = caster->level;
208		125
209	/* If this is a player, try to find the matching skill */	126	/* if a rod is fired by a player, take the use_magic_item skill in consideration. */
210	if (caster->type == PLAYER && spell->skill)	127	if (caster->type == ROD && caster->env && caster->env->type == PLAYER)
		128	{
		129	object *skill = find_skill_by_number (caster->env, SK_USE_MAGIC_ITEM);
		130	int sk_level = skill ? skill->level : 1;
		131
		132	level = min (level, sk_level + level / 10 + 1);
		133	}
		134	else if (caster->type == PLAYER && spell->skill) /* If this is a player, try to find the matching skill */
211	for (int i = 0; i < NUM_SKILLS; i++)	135	for (int i = 0; i < NUM_SKILLS; i++)
212	if (caster->contr->last_skill_ob[i] && caster->contr->last_skill_ob[i]->skill == spell->skill)	136	if (caster->contr->last_skill_ob[i] && caster->contr->last_skill_ob[i]->skill == spell->skill)
213	{	137	{
214	level = caster->contr->last_skill_ob[i]->level;	138	level = caster->contr->last_skill_ob[i]->level;
215	break;	139	break;
216	}	140	}
217		141
218	/* if a rod is fired by a player, take the use_magic_item skill in consideration. */
219	if (caster->type == ROD && caster->env && caster->env->type == PLAYER)
220	{
221	object *skill = find_skill_by_number (caster->env, SK_USE_MAGIC_ITEM);
222	int sk_level = skill ? skill->level : 1;
223
224	level = MIN (level, sk_level + level / 10 + 1);
225	}
226
227	/* Got valid caster level. Now adjust for attunement */	142	/* Got valid caster level. Now adjust for attunement */
228	level += ((caster->path_repelled & spell->path_attuned) ? -2 : 0) + ((caster->path_attuned & spell->path_attuned) ? 2 : 0);	143	level += caster->path_repelled & spell->path_attuned ? -8 : 0;
		144	level += caster->path_attuned & spell->path_attuned ? +8 : 0;
229		145
230	/* Always make this at least 1. If this is zero, we get divide by zero	146	/* Always make this at least 1. If this is zero, we get divide by zero
231	* errors in various places.	147	* errors in various places.
232	*/	148	*/
233	if (level < 1)
234	level = 1;
235
236	return level;	149	return max (level, 1);
237	}	150	}
238		151
239	/* The following function scales the spellpoint cost of	152	/* The following function scales the spellpoint cost of
240	* a spell by it's increased effectiveness. Some of the	153	* a spell by it's increased effectiveness. Some of the
241	* lower level spells become incredibly vicious at high	154	* lower level spells become incredibly vicious at high
…		…
280	else	193	else
281	{	194	{
282	sp = (int) (spell->stats.sp * PATH_SP_MULT (caster, spell));	195	sp = (int) (spell->stats.sp * PATH_SP_MULT (caster, spell));
283	if (spell->stats.sp && !sp)	196	if (spell->stats.sp && !sp)
284	sp = 1;	197	sp = 1;
		198
285	grace = (int) (spell->stats.grace * PATH_SP_MULT (caster, spell));	199	grace = (int) (spell->stats.grace * PATH_SP_MULT (caster, spell));
286	if (spell->stats.grace && !grace)	200	if (spell->stats.grace && !grace)
287	grace = 1;	201	grace = 1;
288	}	202	}
		203
289	if (flags == SPELL_HIGHEST)	204	if (flags == SPELL_HIGHEST)
290	return MAX (sp, grace);	205	return MAX (sp, grace);
291	else if (flags == SPELL_GRACE)	206	else if (flags == SPELL_GRACE)
292	return grace;	207	return grace;
293	else if (flags == SPELL_MANA)	208	else if (flags == SPELL_MANA)
…		…
297	LOG (llevError, "SP_level_spellpoint_cost: Unknown flags passed: %d\n", flags);	212	LOG (llevError, "SP_level_spellpoint_cost: Unknown flags passed: %d\n", flags);
298	return 0;	213	return 0;
299	}	214	}
300	}	215	}
301		216
302
303	/* SP_level_dam_adjust: Returns adjusted damage based on the caster.	217	/* SP_level_dam_adjust: Returns adjusted damage based on the caster.
304	* spob is the spell we are adjusting.	218	* spob is the spell we are adjusting.
305	*/	219	*/
306	int	220	int
307	SP_level_dam_adjust (object caster, object spob)	221	SP_level_dam_adjust (object caster, object spob)
308	{	222	{
		223	if (!spob->dam_modifier)
		224	return 0;
		225
309	int level = caster_level (caster, spob);	226	int level = caster_level (caster, spob);
310	int adj = level - min_casting_level (caster, spob);	227	return max (0, level - min_casting_level (caster, spob)) / spob->dam_modifier;
311
312	if (adj < 0)
313	adj = 0;
314	if (spob->dam_modifier)
315	adj /= spob->dam_modifier;
316	else
317	adj = 0;
318	return adj;
319	}	228	}
320		229
321	/* Adjust the strength of the spell based on level.	230	/* Adjust the strength of the spell based on level.
322	* This is basically the same as SP_level_dam_adjust above,	231	* This is basically the same as SP_level_dam_adjust above,
323	* but instead looks at the level_modifier value.	232	* but instead looks at the level_modifier value.
324	*/	233	*/
325	int	234	int
326	SP_level_duration_adjust (object caster, object spob)	235	SP_level_duration_adjust (object caster, object spob)
327	{	236	{
		237	if (!spob->duration_modifier)
		238	return 0;
		239
328	int level = caster_level (caster, spob);	240	int level = caster_level (caster, spob);
329	int adj = level - min_casting_level (caster, spob);	241	return max (0, level - min_casting_level (caster, spob)) / spob->duration_modifier;
330
331	if (adj < 0)
332	adj = 0;
333	if (spob->duration_modifier)
334	adj /= spob->duration_modifier;
335	else
336	adj = 0;
337
338	return adj;
339	}	242	}
340		243
341	/* Adjust the strength of the spell based on level.	244	/* Adjust the strength of the spell based on level.
342	* This is basically the same as SP_level_dam_adjust above,	245	* This is basically the same as SP_level_dam_adjust above,
343	* but instead looks at the level_modifier value.	246	* but instead looks at the level_modifier value.
344	*/	247	*/
345	int	248	int
346	SP_level_range_adjust (object caster, object spob)	249	SP_level_range_adjust (object caster, object spob)
347	{	250	{
		251	if (!spob->range_modifier)
		252	return 0;
		253
348	int level = caster_level (caster, spob);	254	int level = caster_level (caster, spob);
349	int adj = level - min_casting_level (caster, spob);	255	return (level - min_casting_level (caster, spob)) / spob->range_modifier;
350
351	if (adj < 0)
352	adj = 0;
353	if (spob->range_modifier)
354	adj /= spob->range_modifier;
355	else
356	adj = 0;
357
358	return adj;
359	}	256	}
360		257
361	/* Checks to see if player knows the spell. If the name is the same	258	/* Checks to see if player knows the spell. If the name is the same
362	* as an existing spell, we presume they know it.	259	* as an existing spell, we presume they know it.
363	* returns 1 if they know the spell, 0 if they don't.	260	* returns 1 if they know the spell, 0 if they don't.
364	*/	261	*/
365	object *	262	object *
366	check_spell_known (object op, const char name)	263	check_spell_known (object op, const char name)
367	{	264	{
368	object *spop;	265	object *spop;
		266	shstr_cmp name_ (name);
369		267
370	for (spop = op->inv; spop; spop = spop->below)	268	for (spop = op->inv; spop; spop = spop->below)
371	if (spop->type == SPELL && !strcmp (spop->name, name))	269	if (spop->type == SPELL && spop->name == name)
372	return spop;	270	return spop;
373		271
374	return NULL;	272	return 0;
375	}	273	}
376		274
377		275
378	/*	276	/*
379	* Look at object 'op' and see if they know the spell	277	* Look at object 'op' and see if they know the spell
…		…
441	{	339	{
442	object *op;	340	object *op;
443		341
444	if (OUT_OF_REAL_MAP (m, x, y))	342	if (OUT_OF_REAL_MAP (m, x, y))
445	return 0;	343	return 0;
446	for (op = get_map_ob (m, x, y); op != NULL; op = op->above)	344	for (op = GET_MAP_OB (m, x, y); op != NULL; op = op->above)
447	if (QUERY_FLAG (op, FLAG_REFL_SPELL) && (!QUERY_FLAG (op, FLAG_ALIVE) \|\|	345	if (QUERY_FLAG (op, FLAG_REFL_SPELL)
448	sp_op->type == LIGHTNING \|\| (rndm (0, 99)) < 90 - (sp_op->level / 10)))	346	&& (!QUERY_FLAG (op, FLAG_ALIVE)
		347	\|\| (rndm (0, 99)) < 90 - (sp_op->level / 10)))
449	return 1;	348	return 1;
450		349
451	return 0;	350	return 0;
452	}	351	}
453		352
…		…
470	{	369	{
471	new_draw_info (NDI_UNIQUE, 0, op, "Something is in the way.");	370	new_draw_info (NDI_UNIQUE, 0, op, "Something is in the way.");
472	new_draw_info (NDI_UNIQUE, 0, op, "You cast it at your feet.");	371	new_draw_info (NDI_UNIQUE, 0, op, "You cast it at your feet.");
473	dir = 0;	372	dir = 0;
474	}	373	}
475	new_op->x = op->x + freearr_x[dir];	374
476	new_op->y = op->y + freearr_y[dir];	375	SET_FLAG (new_op, FLAG_IDENTIFIED);
477	if (dir == 0)	376	op->map->insert (new_op,
478	insert_ob_in_map (new_op, op->map, op, INS_BELOW_ORIGINATOR);	377	op->x + freearr_x[dir], op->y + freearr_y[dir],
479	else	378	op,
480	insert_ob_in_map (new_op, op->map, op, 0);	379	dir ? 0 : INS_BELOW_ORIGINATOR);
		380
481	return dir;	381	return dir;
482	}	382	}
483		383
484	/* Returns true if it is ok to put spell *op on the space/may provided.	384	/* Returns true if it is ok to put spell *op on the space/may provided.
485	* immune_stop is basically the attacktype of the spell (why	385	* immune_stop is basically the attacktype of the spell (why
…		…
487	* has the AT_MAGIC bit set, and there is a counterwall	387	* has the AT_MAGIC bit set, and there is a counterwall
488	* on the space, the object doesn't get placed. if immune stop	388	* on the space, the object doesn't get placed. if immune stop
489	* does not have AT_MAGIC, then counterwalls do not effect the spell.	389	* does not have AT_MAGIC, then counterwalls do not effect the spell.
490	*	390	*
491	*/	391	*/
492
493	int	392	int
494	ok_to_put_more (maptile m, sint16 x, sint16 y, object op, int immune_stop)	393	ok_to_put_more (maptile m, sint16 x, sint16 y, object op, int immune_stop)
495	{	394	{
496	object *tmp;	395	if (!xy_normalise (m, x, y))
497	int mflags;
498	maptile *mp;
499
500	mp = m;
501	mflags = get_map_flags (m, &mp, x, y, &x, &y);
502
503	if (mflags & P_OUT_OF_MAP)
504	return 0;	396	return 0;
505		397
506	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (mp, x, y)))	398	mapspace &ms = m->at (x, y);
		399	ms.update ();
		400
		401	if (OB_TYPE_MOVE_BLOCK (op, ms.move_block))
507	return 0;	402	return 0;
508		403
509	for (tmp = get_map_ob (mp, x, y); tmp != NULL; tmp = tmp->above)	404	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
510	{	405	{
511	/* If there is a counterspell on the space, and this	406	/* If there is a counterspell on the space, and this
512	* object is using magic, don't progress. I believe we could	407	* object is using magic, don't progress. I believe we could
513	* leave this out and let in progress, and other areas of the code	408	* leave this out and let in progress, and other areas of the code
514	* will then remove it, but that would seem to to use more	409	* will then remove it, but that would seem to to use more
515	* resources, and may not work as well if a player is standing	410	* resources, and may not work as well if a player is standing
516	* on top of a counterwall spell (may hit the player before being	411	* on top of a counterwall spell (may hit the player before being
517	* removed.) On the other hand, it may be more dramatic for the	412	* removed.) On the other hand, it may be more dramatic for the
518	* spell to actually hit the counterwall and be sucked up.	413	* spell to actually hit the counterwall and be sucked up.
519	*/	414	*/
520	if ((tmp->attacktype & AT_COUNTERSPELL) &&	415	if ((tmp->attacktype & AT_COUNTERSPELL)
521	(tmp->type != PLAYER) && !QUERY_FLAG (tmp, FLAG_MONSTER) &&	416	&& !QUERY_FLAG (tmp, FLAG_MONSTER)
522	(tmp->type != WEAPON) && (tmp->type != BOW) && (tmp->type != ARROW) && (tmp->type != GOLEM) && (immune_stop & AT_MAGIC))	417	&& (tmp->type != PLAYER)
		418	&& (tmp->type != WEAPON)
		419	&& (tmp->type != BOW)
		420	&& (tmp->type != ARROW)
		421	&& (tmp->type != GOLEM)
		422	&& !QUERY_FLAG (tmp, FLAG_IS_FLOOR) // XXX:
		423	// we special case floor here because there
		424	// are sometimes spell effect floors
		425	// which are used to inflict damage
		426	// (and those shouldn't go away from
		427	// sanctuary) see also: permanent lava
		428	&& (immune_stop & AT_MAGIC))
523	return 0;	429	return 0;
524		430
525	/* This is to prevent 'out of control' spells. Basically, this	431	/* This is to prevent 'out of control' spells. Basically, this
526	* limits one spell effect per space per spell. This is definately	432	* limits one spell effect per space per spell. This is definately
527	* needed for performance reasons, and just for playability I believe.	433	* needed for performance reasons, and just for playability I believe.
…		…
534	/*	440	/*
535	* Combine similar spell effects into one spell effect. Needed for	441	* Combine similar spell effects into one spell effect. Needed for
536	* performance reasons with meteor swarm and the like, but also for	442	* performance reasons with meteor swarm and the like, but also for
537	* playability reasons.	443	* playability reasons.
538	*/	444	*/
539	if (tmp->arch == op->arch	445	if (tmp->arch == op->arch /* no harm if not comparing by name here */
540	&& tmp->type == op->type	446	&& tmp->type == op->type
541	&& tmp->subtype == op->subtype	447	&& tmp->subtype == op->subtype
		448	&& tmp->owner == op->owner
542	&& tmp->owner == op->owner && ((tmp->subtype == SP_EXPLOSION) \|\| (tmp->subtype == SP_CONE && tmp->stats.sp == op->stats.sp)))	449	&& ((tmp->subtype == SP_EXPLOSION) \|\| (tmp->subtype == SP_CONE && tmp->stats.sp == op->stats.sp)))
543	{	450	{
544	tmp->stats.dam = MAX (tmp->stats.dam, op->stats.dam);	451	tmp->stats.dam = MAX (tmp->stats.dam, op->stats.dam);
545	tmp->range = MAX (tmp->range, op->range);	452	tmp->range = MAX (tmp->range, op->range);
546	tmp->duration = MAX (tmp->duration, op->duration);	453	tmp->duration = MAX (tmp->duration, op->duration);
547	return 0;	454	return 0;
…		…
549		456
550	/* Perhaps we should also put checks in for no magic and unholy	457	/* Perhaps we should also put checks in for no magic and unholy
551	* ground to prevent it from moving along?	458	* ground to prevent it from moving along?
552	*/	459	*/
553	}	460	}
		461
554	/* If it passes the above tests, it must be OK */	462	/* If it passes the above tests, it must be OK */
555	return 1;	463	return 1;
556	}	464	}
557		465
558	/* fire_arch_from_position: fires an archetype.	466	/* fire_arch_from_position: fires an archetype.
…		…
563	* dir: direction to fire in.	471	* dir: direction to fire in.
564	* spell: spell that is being fired. It uses other_arch for the archetype	472	* spell: spell that is being fired. It uses other_arch for the archetype
565	* to fire.	473	* to fire.
566	* returns 0 on failure, 1 on success.	474	* returns 0 on failure, 1 on success.
567	*/	475	*/
568
569	int	476	int
570	fire_arch_from_position (object op, object caster, sint16 x, sint16 y, int dir, object *spell)	477	fire_arch_from_position (object op, object caster, sint16 x, sint16 y, int dir, object *spell)
571	{	478	{
572	object *tmp;
573	int mflags;
574	maptile *m;
575
576	if (spell->other_arch == NULL)	479	if (!spell->other_arch)
577	return 0;	480	return 0;
578		481
579	m = op->map;	482	object *tmp = spell->other_arch->instance ();
580	mflags = get_map_flags (m, &m, x, y, &x, &y);
581	if (mflags & P_OUT_OF_MAP)
582	{
583	return 0;
584	}
585		483
586	tmp = arch_to_object (spell->other_arch);	484	if (!tmp)
587
588	if (tmp == NULL)
589	return 0;	485	return 0;
590
591	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (m, x, y)))
592	{
593	new_draw_info (NDI_UNIQUE, 0, op, "You can't cast the spell on top of a wall!\n");
594	tmp->destroy ();
595	return 0;
596	}
597		486
598	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);	487	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
599	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);	488	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);
600	/* code in time.c uses food for some things, duration for others */	489	/* code in time.c uses food for some things, duration for others */
601	tmp->stats.food = tmp->duration;	490	tmp->stats.food = tmp->duration;
602	tmp->range = spell->range + SP_level_range_adjust (caster, spell);	491	tmp->range = spell->range + SP_level_range_adjust (caster, spell);
603	tmp->attacktype = spell->attacktype;	492	tmp->attacktype = spell->attacktype;
604	tmp->x = x;
605	tmp->y = y;
606	tmp->direction = dir;	493	tmp->direction = dir;
607	if (get_owner (op) != NULL)	494	tmp->set_owner (op);
608	copy_owner (tmp, op);
609	else
610	set_owner (tmp, op);
611	tmp->level = caster_level (caster, spell);	495	tmp->level = caster_level (caster, spell);
612	set_spell_skill (op, caster, spell, tmp);	496	set_spell_skill (op, caster, spell, tmp);
613		497
614	/* needed for AT_HOLYWORD,AT_GODPOWER stuff */	498	/* needed for AT_HOLYWORD,AT_GODPOWER stuff */
615	if (tmp->attacktype & AT_HOLYWORD \|\| tmp->attacktype & AT_GODPOWER)	499	if (tmp->attacktype & AT_HOLYWORD \|\| tmp->attacktype & AT_GODPOWER)
616	{
617	if (!tailor_god_spell (tmp, op))	500	if (!tailor_god_spell (tmp, op))
618	return 0;	501	return 0;
619	}	502
620	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))	503	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
621	SET_ANIMATION (tmp, dir);	504	SET_ANIMATION (tmp, dir);
622		505
623	if ((tmp = insert_ob_in_map (tmp, m, op, 0)) == NULL)	506	if ((tmp = op->map->insert (tmp, x, y, op)))
624	return 1;
625
626	move_spell_effect (tmp);	507	move_spell_effect (tmp);
627		508
628	return 1;	509	return 1;
629	}	510	}
630
631
632		511
633	/*****************************************************************************	512	/*****************************************************************************
634	*	513	*
635	* Code related to rods - perhaps better located in another file?	514	* Code related to rods - perhaps better located in another file?
636	*	515	*
637	****************************************************************************/	516	****************************************************************************/
638
639	void	517	void
640	regenerate_rod (object *rod)	518	regenerate_rod (object *rod)
641	{	519	{
642	if (rod->stats.hp < rod->stats.maxhp)	520	if (rod->stats.hp < rod->stats.maxhp)
643	{	521	rod->stats.hp = min (rod->stats.maxhp, rod->stats.hp + 1 + rod->stats.maxhp / 10);
644	rod->stats.hp += 1 + rod->stats.maxhp / 10;
645
646	if (rod->stats.hp > rod->stats.maxhp)
647	rod->stats.hp = rod->stats.maxhp;
648	}
649	}	522	}
650
651		523
652	void	524	void
653	drain_rod_charge (object *rod)	525	drain_rod_charge (object *rod)
654	{	526	{
655	rod->stats.hp -= SP_level_spellpoint_cost (rod, rod->inv, SPELL_HIGHEST);	527	rod->stats.hp -= SP_level_spellpoint_cost (rod, rod->inv, SPELL_HIGHEST);
656	}	528	}
657
658
659
660		529
661	/* this function is commonly used to find a friendly target for	530	/* this function is commonly used to find a friendly target for
662	* spells such as heal or protection or armour	531	* spells such as heal or protection or armour
663	* op is what is looking for the target (which can be a player),	532	* op is what is looking for the target (which can be a player),
664	* dir is the direction we are looking in. Return object found, or	533	* dir is the direction we are looking in. Return object found, or
665	* NULL if no good object.	534	* NULL if no good object.
666	*/	535	*/
667
668	object *	536	object *
669	find_target_for_friendly_spell (object *op, int dir)	537	find_target_for_friendly_spell (object *op, int dir)
670	{	538	{
671	object *tmp;	539	object *tmp;
672	maptile *m;
673	sint16 x, y;
674	int mflags;
675		540
676	/* I don't really get this block - if op isn't a player or rune,	541	/* I don't really get this block - if op isn't a player or rune,
677	* we then make the owner of this object the target.	542	* we then make the owner of this object the target.
678	* The owner could very well be no where near op.	543	* The owner could very well be no where near op.
679	*/	544	*/
680	if (op->type != PLAYER && op->type != RUNE)	545	if (op->type != PLAYER && op->type != RUNE)
681	{	546	{
682	tmp = get_owner (op);	547	tmp = op->owner;
683	/* If the owner does not exist, or is not a monster, than apply the spell	548	/* If the owner does not exist, or is not a monster, than apply the spell
684	* to the caster.	549	* to the caster.
685	*/	550	*/
686	if (!tmp \|\| !QUERY_FLAG (tmp, FLAG_MONSTER))	551	if (!tmp \|\| !QUERY_FLAG (tmp, FLAG_MONSTER))
687	tmp = op;	552	tmp = op;
688	}	553	}
689	else	554	else
690	{	555	{
691	m = op->map;	556	maptile *m = op->map;
692	x = op->x + freearr_x[dir];	557	sint16 x = op->x + freearr_x[dir];
693	y = op->y + freearr_y[dir];	558	sint16 y = op->y + freearr_y[dir];
694
695	mflags = get_map_flags (m, &m, x, y, &x, &y);
696
697	if (mflags & P_OUT_OF_MAP)
698	tmp = NULL;
699	else
700	{	559
701	for (tmp = get_map_ob (m, x, y); tmp != NULL; tmp = tmp->above)	560	tmp = xy_normalise (m, x, y)
702	if (tmp->type == PLAYER)	561	? m->at (x, y).player ()
703	break;	562	: 0;
704	}
705	}	563	}
		564
706	/* didn't find a player there, look in current square for a player */	565	/* didn't find a player there, look in current square for a player */
707	if (tmp == NULL)	566	if (!tmp)
708	for (tmp = get_map_ob (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)	567	tmp = op->ms ().player ();
709	{
710	if (tmp->type == PLAYER)
711	break;
712	}
713		568
714	return tmp;	569	return tmp;
715	}	570	}
716
717
718		571
719	/* raytrace:	572	/* raytrace:
720	* spell_find_dir(map, x, y, exclude) will search first the center square	573	* spell_find_dir(map, x, y, exclude) will search first the center square
721	* then some close squares in the given map at the given coordinates for	574	* then some close squares in the given map at the given coordinates for
722	* live objects.	575	* live objects.
…		…
725	* monsters/generators only. If not, the spell will hunt players only.	578	* monsters/generators only. If not, the spell will hunt players only.
726	* It returns the direction toward the first/closest live object if it finds	579	* It returns the direction toward the first/closest live object if it finds
727	* any, otherwise -1.	580	* any, otherwise -1.
728	* note that exclude can be NULL, in which case all bets are off.	581	* note that exclude can be NULL, in which case all bets are off.
729	*/	582	*/
730
731	int	583	int
732	spell_find_dir (maptile m, int x, int y, object exclude)	584	spell_find_dir (maptile m, int x, int y, object exclude)
733	{	585	{
734	int i, max = SIZEOFFREE;	586	int i, max = SIZEOFFREE;
735	sint16 nx, ny;	587	sint16 nx, ny;
…		…
749	mp = m;	601	mp = m;
750	mflags = get_map_flags (m, &mp, nx, ny, &nx, &ny);	602	mflags = get_map_flags (m, &mp, nx, ny, &nx, &ny);
751	if (mflags & (P_OUT_OF_MAP \| P_BLOCKSVIEW))	603	if (mflags & (P_OUT_OF_MAP \| P_BLOCKSVIEW))
752	continue;	604	continue;
753		605
754	tmp = get_map_ob (mp, nx, ny);	606	tmp = GET_MAP_OB (mp, nx, ny);
755		607
756	while (tmp != NULL && (((owner_type == PLAYER &&	608	while (tmp != NULL && (((owner_type == PLAYER &&
757	!QUERY_FLAG (tmp, FLAG_MONSTER) && !QUERY_FLAG (tmp, FLAG_GENERATOR)) \|\|	609	!QUERY_FLAG (tmp, FLAG_MONSTER) && !QUERY_FLAG (tmp, FLAG_GENERATOR)) \|\|
758	(owner_type != PLAYER && tmp->type != PLAYER)) \|\| (tmp == exclude \|\| (tmp->head && tmp->head == exclude))))	610	(owner_type != PLAYER && tmp->type != PLAYER)) \|\| (tmp == exclude \|\| (tmp->head && tmp->head == exclude))))
759	tmp = tmp->above;	611	tmp = tmp->above;
…		…
762	return freedir[i];	614	return freedir[i];
763	}	615	}
764	return -1; /* flag for "keep going the way you were" */	616	return -1; /* flag for "keep going the way you were" */
765	}	617	}
766		618
767
768
769	/* put_a_monster: puts a monster named monstername near by	619	/* put_a_monster: puts a monster named monstername near by
770	* op. This creates the treasures for the monsters, and	620	* op. This creates the treasures for the monsters, and
771	* also deals with multipart monsters properly.	621	* also deals with multipart monsters properly.
772	*/	622	*/
773
774	void	623	void
775	put_a_monster (object op, const char monstername)	624	put_a_monster (object op, const char monstername)
776	{	625	{
777	object tmp, head = NULL, *prev = NULL;	626	object tmp, head = NULL, *prev = NULL;
778	archetype *at;	627	archetype *at;
…		…
785		634
786	/* find a free square nearby	635	/* find a free square nearby
787	* first we check the closest square for free squares	636	* first we check the closest square for free squares
788	*/	637	*/
789		638
790	dir = find_first_free_spot (&at->clone, op->map, op->x, op->y);	639	dir = find_first_free_spot (at, op->map, op->x, op->y);
791	if (dir != -1)	640	if (dir != -1)
792	{	641	{
793	/* This is basically grabbed for generate monster. Fixed 971225 to	642	/* This is basically grabbed for generate monster. Fixed 971225 to
794	* insert multipart monsters properly	643	* insert multipart monsters properly
795	*/	644	*/
		645	//TODO: use expand_tail + ...
796	while (at != NULL)	646	while (at != NULL)
797	{	647	{
798	tmp = arch_to_object (at);	648	tmp = arch_to_object (at);
799	tmp->x = op->x + freearr_x[dir] + at->clone.x;	649	tmp->x = op->x + freearr_x[dir] + at->x;
800	tmp->y = op->y + freearr_y[dir] + at->clone.y;	650	tmp->y = op->y + freearr_y[dir] + at->y;
801	tmp->map = op->map;	651	tmp->map = op->map;
802	if (head)	652	if (head)
803	{	653	{
804	tmp->head = head;	654	tmp->head = head;
805	prev->more = tmp;	655	prev->more = tmp;
806	}	656	}
		657
807	if (!head)	658	if (!head)
808	head = tmp;	659	head = tmp;
		660
809	prev = tmp;	661	prev = tmp;
		662
810	at = at->more;	663	at = (archetype *)at->more;
811	}	664	}
812		665
813	if (head->randomitems)	666	if (head->randomitems)
814	create_treasure (head->randomitems, head, GT_INVISIBLE, op->map->difficulty, 0);	667	create_treasure (head->randomitems, head, GT_INVISIBLE, op->map->difficulty, 0);
815		668
816	insert_ob_in_map (head, op->map, op, 0);	669	insert_ob_in_map (head, op->map, op, 0);
817		670
818	/* thought it'd be cool to insert a burnout, too. */	671	/* thought it'd be cool to insert a burnout, too. */
819	tmp = get_archetype ("burnout");	672	op->map->insert (archetype::get (shstr_burnout), op->x + freearr_x[dir], op->y + freearr_y[dir], op);
820	tmp->map = op->map;
821	tmp->x = op->x + freearr_x[dir];
822	tmp->y = op->y + freearr_y[dir];
823	insert_ob_in_map (tmp, op->map, op, 0);
824	}	673	}
825	}	674	}
826		675
827	/* peterm: function which summons hostile monsters and	676	/* peterm: function which summons hostile monsters and
828	* places them in nearby squares.	677	* places them in nearby squares.
…		…
855	{	704	{
856	int attacktype;	705	int attacktype;
857	int face;	706	int face;
858	} ATTACKS[22] =	707	} ATTACKS[22] =
859	{	708	{
860	{
861	AT_PHYSICAL, 0},	709	{ AT_PHYSICAL, 0},
862	{
863	AT_PHYSICAL, 0}, /face = explosion /	710	{ AT_PHYSICAL, 0}, /face = explosion /
864	{
865	AT_PHYSICAL, 0},	711	{ AT_PHYSICAL, 0},
866	{
867	AT_MAGIC, 1},	712	{ AT_MAGIC, 1},
868	{
869	AT_MAGIC, 1}, /* face = last-burnout */	713	{ AT_MAGIC, 1}, /* face = last-burnout */
870	{
871	AT_MAGIC, 1},	714	{ AT_MAGIC, 1},
872	{
873	AT_FIRE, 2},	715	{ AT_FIRE, 2},
874	{
875	AT_FIRE, 2}, /* face = fire.... */	716	{ AT_FIRE, 2}, /* face = fire.... */
876	{
877	AT_FIRE, 2},	717	{ AT_FIRE, 2},
878	{
879	AT_ELECTRICITY, 3},	718	{ AT_ELECTRICITY, 3},
880	{
881	AT_ELECTRICITY, 3}, /* ball_lightning */	719	{ AT_ELECTRICITY, 3}, /* ball_lightning */
882	{
883	AT_ELECTRICITY, 3},	720	{ AT_ELECTRICITY, 3},
884	{
885	AT_COLD, 4},	721	{ AT_COLD, 4},
886	{
887	AT_COLD, 4}, /* face=icestorm */	722	{ AT_COLD, 4}, /* face=icestorm */
888	{
889	AT_COLD, 4},	723	{ AT_COLD, 4},
890	{
891	AT_CONFUSION, 5},	724	{ AT_CONFUSION, 5},
892	{
893	AT_POISON, 7},	725	{ AT_POISON, 7},
894	{
895	AT_POISON, 7}, /* face = acid sphere. generator */	726	{ AT_POISON, 7}, /* face = acid sphere. generator */
896	{
897	AT_POISON, 7}, /* poisoncloud face */	727	{ AT_POISON, 7}, /* poisoncloud face */
898	{
899	AT_SLOW, 8},	728	{ AT_SLOW, 8},
900	{
901	AT_PARALYZE, 9},	729	{ AT_PARALYZE, 9},
902	{
903	AT_FEAR, 10}};	730	{ AT_FEAR, 10},
904		731	};
905
906		732
907	/* shuffle_attack: peterm	733	/* shuffle_attack: peterm
908	* This routine shuffles the attack of op to one of the	734	* This routine shuffles the attack of op to one of the
909	* ones in the list. It does this at random. It also	735	* ones in the list. It does this at random. It also
910	* chooses a face appropriate to the attack that is	736	* chooses a face appropriate to the attack that is
…		…
1028	else	854	else
1029	{	855	{
1030	new_draw_info (NDI_UNIQUE, 0, op, "You lose control of the mana! The uncontrolled magic blasts you!");	856	new_draw_info (NDI_UNIQUE, 0, op, "You lose control of the mana! The uncontrolled magic blasts you!");
1031	tmp = get_archetype (LOOSE_MANA);	857	tmp = get_archetype (LOOSE_MANA);
1032	tmp->level = skill->level;	858	tmp->level = skill->level;
1033	tmp->x = op->x;
1034	tmp->y = op->y;
1035		859
1036	/* increase the area of destruction a little for more powerful spells */	860	/* increase the area of destruction a little for more powerful spells */
1037	tmp->range += isqrt (power);	861	tmp->range += isqrt (power);
1038		862
1039	if (power > 25)	863	if (power > 25)
1040	tmp->stats.dam = 25 + isqrt (power);	864	tmp->stats.dam = 25 + isqrt (power);
1041	else	865	else
1042	tmp->stats.dam = power; /* nasty recoils! */	866	tmp->stats.dam = power; /* nasty recoils! */
1043		867
1044	tmp->stats.maxhp = tmp->count;	868	tmp->stats.maxhp = tmp->count;
1045	insert_ob_in_map (tmp, op->map, NULL, 0);	869
		870	tmp->insert_at (op);
1046	}	871	}
1047	}	872	}
1048	}	873	}
1049		874
1050	int	875	int
1051	cast_party_spell (object op, object caster, int dir, object spell_ob, char stringarg)	876	cast_party_spell (object op, object caster, int dir, object spell_ob, char stringarg)
1052	{	877	{
1053	int success;	878	int success;
1054	player *pl;
1055	object *spell;	879	object *spell;
1056		880
1057	if (!spell_ob->other_arch)	881	if (!spell_ob->other_arch)
1058	{	882	{
1059	LOG (llevError, "cast_party_spell: empty other arch\n");	883	LOG (llevError, "cast_party_spell: empty other arch\n");
1060	return 0;	884	return 0;
1061	}	885	}
		886
1062	spell = arch_to_object (spell_ob->other_arch);	887	spell = arch_to_object (spell_ob->other_arch);
1063		888
1064	/* Always cast spell on caster */	889	/* Always cast spell on caster */
1065	success = cast_spell (op, caster, dir, spell, stringarg);	890	success = cast_spell (op, caster, dir, spell, stringarg);
1066		891
1067	if (caster->contr->party == NULL)	892	if (caster->contr->party == NULL)
1068	{	893	{
1069	spell->remove ();	894	spell->remove ();
1070	return success;	895	return success;
1071	}	896	}
1072	for (pl = first_player; pl != NULL; pl = pl->next)	897
		898	for_all_players (pl)
1073	if ((pl->ob->contr->party == caster->contr->party) && (on_same_map (pl->ob, caster)))	899	if ((pl->ob->contr->party == caster->contr->party) && (on_same_map (pl->ob, caster)))
1074	{
1075	cast_spell (pl->ob, caster, pl->ob->facing, spell, stringarg);	900	cast_spell (pl->ob, caster, pl->ob->facing, spell, stringarg);
1076	}	901
1077	spell->remove ();	902	spell->remove ();
1078	return success;	903	return success;
1079	}	904	}
1080		905
1081	/* This is where the main dispatch when someone casts a spell.	906	/* This is where the main dispatch when someone casts a spell.
…		…
1103	*	928	*
1104	* if it is a player casting the spell (op->type == PLAYER, op == caster),	929	* if it is a player casting the spell (op->type == PLAYER, op == caster),
1105	* this function will decrease the mana/grace appropriately. For other	930	* this function will decrease the mana/grace appropriately. For other
1106	* objects, the caller should do what it considers appropriate.	931	* objects, the caller should do what it considers appropriate.
1107	*/	932	*/
1108
1109	int	933	int
1110	cast_spell (object op, object caster, int dir, object spell_ob, char stringarg)	934	cast_spell (object op, object caster, int dir, object spell_ob, char stringarg)
1111	{	935	{
1112	const char *godname;	936	const char *godname;
1113	int success = 0, mflags, cast_level = 0, old_shoottype;	937	int success = 0, cast_level = 0;
1114	object *skill = NULL;	938	object *skill = NULL;
1115
1116	old_shoottype = op->contr ? op->contr->shoottype : 0;
1117		939
1118	if (!spell_ob)	940	if (!spell_ob)
1119	{	941	{
1120	LOG (llevError, "cast_spell: null spell object passed\n");	942	LOG (llevError, "cast_spell: null spell object passed\n");
1121	return 0;	943	return 0;
…		…
1150	* at least process that code.	972	* at least process that code.
1151	*/	973	*/
1152	if (op->type == PLAYER && op == caster)	974	if (op->type == PLAYER && op == caster)
1153	{	975	{
1154	cast_level = caster_level (caster, spell_ob);	976	cast_level = caster_level (caster, spell_ob);
		977
1155	if (spell_ob->skill)	978	if (spell_ob->skill)
1156	{	979	{
1157	skill = find_skill_by_name (op, spell_ob->skill);	980	skill = find_skill_by_name (op, spell_ob->skill);
		981
1158	if (!skill)	982	if (!skill)
1159	{	983	{
1160	new_draw_info_format (NDI_UNIQUE, 0, op, "You need the skill %s to cast %s.", &spell_ob->skill, &spell_ob->name);	984	op->failmsg (format ("You need the skill %s to cast %s! "
		985	"H<You either need to learn the skill via a skill scroll "
		986	"or you need to wear a talisman or holy symbol.>",
		987	&spell_ob->skill, &spell_ob->name));
1161	return 0;	988	return 0;
1162	}	989	}
		990
		991	int casting_level = min_casting_level (op, spell_ob);
		992
1163	if (min_casting_level (op, spell_ob) > cast_level && !QUERY_FLAG (op, FLAG_WIZ))	993	if (casting_level > cast_level && !QUERY_FLAG (op, FLAG_WIZ))
1164	{	994	{
1165	new_draw_info (NDI_UNIQUE, 0, op, "You lack enough skill to cast that spell.");	995	op->failmsg (format ("You lack enough skill to cast that spell! "
		996	"H<Your cast level is %d, but level %d is required. Maybe you are repelled?>",
		997	cast_level, casting_level));
1166	return 0;	998	return 0;
1167	}	999	}
1168	}	1000	}
		1001
1169	/* If the caster is the wiz, they don't ever fail, and don't have	1002	/* If the caster is the wiz, they don't ever fail, and don't have
1170	* to have sufficient grace/mana.	1003	* to have sufficient grace/mana.
1171	*/	1004	*/
1172	if (!QUERY_FLAG (op, FLAG_WIZ))	1005	if (!QUERY_FLAG (op, FLAG_WIZ))
1173	{	1006	{
1174	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) &&	1007	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) &&
1175	SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) > op->stats.sp)	1008	SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) > op->stats.sp)
1176	{	1009	{
1177	new_draw_info (NDI_UNIQUE, 0, op, "You don't have enough mana.");	1010	op->failmsg ("You don't have enough mana!");
1178	return 0;	1011	return 0;
1179	}	1012	}
		1013
1180	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) &&	1014	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) &&
1181	SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) > op->stats.grace)	1015	SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) > op->stats.grace)
1182	{	1016	{
1183	if (random_roll (0, op->stats.Wis - 1, op, PREFER_HIGH) + op->stats.grace -	1017	if (random_roll (0, op->stats.Wis - 1, op, PREFER_HIGH) + op->stats.grace -
1184	10 * SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) / op->stats.maxgrace > 0)	1018	10 * SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) / op->stats.maxgrace > 0)
1185	{
1186	new_draw_info_format (NDI_UNIQUE, 0, op, "%s grants your prayer, though you are unworthy.", godname);	1019	op->statusmsg (format ("%s grants your prayer, though you are unworthy.", godname));
1187	}
1188	else	1020	else
1189	{	1021	{
1190	prayer_failure (op, op->stats.grace, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) - op->stats.grace);	1022	prayer_failure (op, op->stats.grace, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) - op->stats.grace);
1191	new_draw_info_format (NDI_UNIQUE, 0, op, "%s ignores your prayer.", godname);	1023	op->failmsg (format ("%s ignores your prayer.", godname));
1192	return 0;	1024	return 0;
1193	}	1025	}
1194	}	1026	}
1195		1027
1196	/* player/monster is trying to cast the spell. might fumble it */	1028	/* player/monster is trying to cast the spell. might fumble it */
1197	if (spell_ob->stats.grace && random_roll (0, 99, op, PREFER_HIGH) <	1029	if (spell_ob->stats.grace && random_roll (0, 99, op, PREFER_HIGH) <
1198	(spell_ob->level / (float) MAX (1, op->level) * cleric_chance[op->stats.Wis]))	1030	(spell_ob->level / (float) MAX (1, op->level) * cleric_chance[op->stats.Wis]))
1199	{	1031	{
1200	play_sound_player_only (op->contr, SOUND_FUMBLE_SPELL, 0, 0);	1032	op->contr->play_sound (sound_find ("fumble_spell"));
1201	new_draw_info (NDI_UNIQUE, 0, op, "You fumble the spell.");	1033	op->failmsg ("You fumble the prayer.");
1202	if (settings.casting_time == TRUE)	1034
1203	{
1204	op->casting_time = -1;
1205	}
1206	op->stats.grace -= random_roll (1, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE), op, PREFER_LOW);	1035	op->stats.grace -= random_roll (1, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE), op, PREFER_LOW);
1207	return 0;	1036	return 0;
1208	}	1037	}
1209	else if (spell_ob->stats.sp)	1038	else if (spell_ob->stats.sp)
1210	{	1039	{
1211	int failure = random_roll (0, 199, op, PREFER_HIGH) - op->contr->encumbrance + op->level - spell_ob->level + 35;	1040	int failure = random_roll (0, 199, op, PREFER_HIGH) - op->contr->encumbrance + op->level - spell_ob->level + 35;
1212		1041
1213	if (failure < 0)	1042	if (failure < 0)
1214	{	1043	{
1215	new_draw_info (NDI_UNIQUE, 0, op, "You bungle the spell because you have too much heavy equipment in use.");	1044	op->failmsg ("You bungle the spell because you have too much heavy equipment in use.");
1216	if (settings.spell_failure_effects == TRUE)	1045	if (settings.spell_failure_effects == TRUE)
1217	spell_failure (op, failure, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), skill);	1046	spell_failure (op, failure, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), skill);
1218	op->contr->shoottype = (rangetype) old_shoottype;	1047
1219	op->stats.sp -= random_roll (0, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), op, PREFER_LOW);	1048	op->stats.sp -= random_roll (0, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), op, PREFER_LOW);
1220	return 0;	1049	return 0;
1221	}	1050	}
1222	}	1051	}
1223	}	1052	}
1224	}	1053	}
1225		1054
1226	mflags = get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL);	1055	int mflags = op->ms ().flags ();
1227		1056
1228	/* See if we can cast a spell here. If the caster and op are	1057	/* See if we can cast a spell here. If the caster and op are
1229	* not alive, then this would mean that the mapmaker put the	1058	* not alive, then this would mean that the mapmaker put the
1230	* objects on the space - presume that they know what they are	1059	* objects on the space - presume that they know what they are
1231	* doing.	1060	* doing.
1232	*/	1061	*/
1233		1062
1234	if ((mflags & P_SAFE) && !QUERY_FLAG (op, FLAG_WIZCAST)) // There is _ABSOLUTELY_ no magic allowed here (except wizards :-)!	1063	if ((mflags & P_SAFE) && !QUERY_FLAG (op, FLAG_WIZCAST)) // There is _ABSOLUTELY_ no magic allowed here (except wizards :-)!
1235	{	1064	{
1236	new_draw_info (NDI_UNIQUE, 0, op, "This ground is sacred! The gods prevent any magical effects done by you here!.");	1065	op->failmsg ("This ground is sacred! The gods prevent any magical effects done by you here!");
1237	return 0;	1066	return 0;
1238	}	1067	}
1239		1068
1240	if ((spell_ob->type == SPELL)	1069	if ((spell_ob->type == SPELL)
1241	&& (caster->type != POTION)	1070	&& (caster->type != POTION)
…		…
1246	{	1075	{
1247	if (op->type != PLAYER)	1076	if (op->type != PLAYER)
1248	return 0;	1077	return 0;
1249		1078
1250	if ((mflags & P_NO_CLERIC) && spell_ob->stats.grace)	1079	if ((mflags & P_NO_CLERIC) && spell_ob->stats.grace)
1251	new_draw_info_format (NDI_UNIQUE, 0, op, "This ground is unholy! %s ignores you.", godname);	1080	op->failmsg (format ("This ground is unholy! %s ignores you.", godname));
1252	else	1081	else if (object *item = op->contr->ranged_ob)
1253	switch (op->contr->shoottype)
1254	{	1082	{
1255	case range_magic:	1083	if (item->type == SPELL)
1256	new_draw_info (NDI_UNIQUE, 0, op, "Something blocks your spellcasting.");	1084	op->failmsg ("Something blocks your spellcasting.");
1257	break;	1085	else if (item->type == SCROLL)
1258	case range_misc:	1086	op->failmsg ("Something blocks the magic of your scroll.");
1259	new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of your item.");
1260	break;
1261	case range_golem:
1262	new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of your scroll.");
1263	break;
1264	default:
1265	break;
1266	}
1267	return 0;
1268	}
1269
1270	if (caster == op && settings.casting_time == TRUE && spell_ob->type == SPELL)
1271	{
1272	if (op->casting_time == -1)
1273	{ /* begin the casting */
1274	op->casting_time = (sint16) (spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob));
1275	op->spell = spell_ob;
1276	/* put the stringarg into the object struct so that when the
1277	* spell is actually cast, it knows about the stringarg.
1278	* necessary for the invoke command spells.
1279	*/
1280	if (stringarg)
1281	{
1282	op->spellarg = strdup_local (stringarg);
1283	}
1284	else	1087	else
1285	op->spellarg = NULL;	1088	op->failmsg ("Something blocks the magic of your item.");
1286	return 0;
1287	}
1288	else if (op->casting_time != 0)
1289	{
1290	if (op->type == PLAYER)
1291	new_draw_info (NDI_UNIQUE, 0, op, "You are casting!");
1292	return 0;
1293	}	1089	}
1294	else	1090	else
1295	{ /* casting_time == 0 */	1091	op->failmsg ("Something blocks the spell!");
1296	op->casting_time = -1;	1092
1297	spell_ob = op->spell;	1093	return 0;
1298	stringarg = op->spellarg;
1299	}
1300	}
1301	else
1302	{	1094	}
		1095
1303	/* Take into account how long it takes to cast the spell.	1096	/* Take into account how long it takes to cast the spell.
1304	* if the player is casting it, then we use the time in	1097	* if the player is casting it, then we use the time in
1305	* the spell object. If it is a spell object, have it	1098	* the spell object. If it is a spell object, have it
1306	* take two ticks. Things that cast spells on the players	1099	* take two ticks. Things that cast spells on the players
1307	* behalf (eg, altars, and whatever else) shouldn't cost	1100	* behalf (eg, altars, and whatever else) shouldn't cost
1308	* the player any time.	1101	* the player any time.
1309	* Ignore casting time for firewalls	1102	* Ignore casting time for firewalls
		1103	*/
		1104	if (caster == op && caster->type != FIREWALL)
		1105	{
		1106	op->speed_left -= spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed);
		1107	/* Other portions of the code may also decrement the speed of the player, so
		1108	* put a lower limit so that the player isn't stuck here too long
1310	*/	1109	*/
1311	if (caster == op && caster->type != FIREWALL)
1312	{
1313	op->speed_left -= spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed);
1314	/* Other portions of the code may also decrement the speed of the player, so
1315	* put a lower limit so that the player isn't stuck here too long
1316	*/
1317	if ((spell_ob->casting_time > 0) && op->speed_left < -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed))	1110	if ((spell_ob->casting_time > 0) && op->speed_left < -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed))
1318	op->speed_left = -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed);	1111	op->speed_left = -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed);
1319	}	1112	}
1320	else if (caster->type == WAND \|\| caster->type == HORN \|\| caster->type == ROD \|\| caster->type == POTION \|\| caster->type == SCROLL)	1113	else if (caster->type == WAND \|\| caster->type == HORN \|\| caster->type == ROD \|\| caster->type == POTION \|\| caster->type == SCROLL)
1321	{
1322	op->speed_left -= 2 * FABS (op->speed);	1114	op->speed_left -= 2 * FABS (op->speed);
1323	}
1324	}
1325		1115
1326	if (op->type == PLAYER && op == caster)	1116	if (op->type == PLAYER && op == caster)
1327	{	1117	{
1328	op->stats.grace -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE);	1118	op->stats.grace -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE);
1329	op->stats.sp -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA);	1119	op->stats.sp -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA);
…		…
1336	if (op != caster && !skill && caster->skill)	1126	if (op != caster && !skill && caster->skill)
1337	{	1127	{
1338	skill = find_skill_by_name (op, caster->skill);	1128	skill = find_skill_by_name (op, caster->skill);
1339	if (!skill)	1129	if (!skill)
1340	{	1130	{
1341	new_draw_info_format (NDI_UNIQUE, 0, op, "You lack the skill %s to use the %s", &caster->skill, query_name (caster));	1131	op->failmsg (format ("You lack the skill %s to use the %s!", &caster->skill, query_name (caster)));
1342	return 0;	1132	return 0;
1343	}	1133	}
		1134
1344	change_skill (op, skill, 0); /* needed for proper exp credit */	1135	op->change_skill (skill); /* needed for proper exp credit */
1345	}	1136	}
		1137
		1138	if (INVOKE_OBJECT (CAST_SPELL, spell_ob, ARG_OBJECT (op), ARG_OBJECT (caster), ARG_INT (dir), ARG_STRING (stringarg)))
		1139	return RESULT_INT (0);
1346		1140
1347	switch (spell_ob->subtype)	1141	switch (spell_ob->subtype)
1348	{	1142	{
1349	/* The order of case statements is same as the order they show up	1143	/* The order of case statements is same as the order they show up
1350	* in in spells.h.	1144	* in in spells.h.
1351	*/	1145	*/
1352	case SP_RAISE_DEAD:	1146	case SP_RAISE_DEAD:
1353	success = cast_raise_dead_spell (op, caster, spell_ob, dir, stringarg);	1147	success = cast_raise_dead_spell (op, caster, spell_ob, dir, stringarg);
1354	break;	1148	break;
1355		1149
1356	case SP_RUNE:	1150	case SP_RUNE:
…		…
1384	case SP_SMITE:	1178	case SP_SMITE:
1385	success = cast_smite_spell (op, caster, dir, spell_ob);	1179	success = cast_smite_spell (op, caster, dir, spell_ob);
1386	break;	1180	break;
1387		1181
1388	case SP_MAGIC_MISSILE:	1182	case SP_MAGIC_MISSILE:
1389	success = fire_arch_from_position (op, caster, op->x + freearr_x[dir], op->y + freearr_y[dir], dir, spell_ob);	1183	success = fire_arch_from_position (op, caster, op->x, op->y, dir, spell_ob);
1390	break;	1184	break;
1391		1185
1392	case SP_SUMMON_GOLEM:	1186	case SP_SUMMON_GOLEM:
1393	success = summon_golem (op, caster, dir, spell_ob);	1187	success = summon_golem (op, caster, dir, spell_ob);
1394	old_shoottype = range_golem;
1395	break;	1188	break;
1396		1189
1397	case SP_DIMENSION_DOOR:	1190	case SP_DIMENSION_DOOR:
1398	/* dimension door needs the actual caster, because that is what is	1191	/* dimension door needs the actual caster, because that is what is
1399	* moved.	1192	* moved.
…		…
1472	#ifdef NO_POLYMORPH	1265	#ifdef NO_POLYMORPH
1473	/* Not great, but at least provide feedback so if players do have	1266	/* Not great, but at least provide feedback so if players do have
1474	* polymorph (ie, find it as a preset item or left over from before	1267	* polymorph (ie, find it as a preset item or left over from before
1475	* it was disabled), they get some feedback.	1268	* it was disabled), they get some feedback.
1476	*/	1269	*/
1477	new_draw_info (NDI_UNIQUE, 0, op, "The spell fizzles");	1270	op->failmsg ("The spell fizzles!");
1478	success = 0;	1271	success = 0;
1479	#else	1272	#else
1480	success = cast_polymorph (op, caster, spell_ob, dir);	1273	success = cast_polymorph (op, caster, spell_ob, dir);
1481	#endif	1274	#endif
1482	break;	1275	break;
…		…
1502	break;	1295	break;
1503		1296
1504	case SP_MOVING_BALL:	1297	case SP_MOVING_BALL:
1505	if (spell_ob->path_repelled && (spell_ob->path_repelled & caster->path_attuned) != spell_ob->path_repelled)	1298	if (spell_ob->path_repelled && (spell_ob->path_repelled & caster->path_attuned) != spell_ob->path_repelled)
1506	{	1299	{
1507	new_draw_info_format (NDI_UNIQUE, 0, op, "You lack the proper attunement to cast %s", &spell_ob->name);	1300	op->failmsg (format ("You lack the proper attunement to cast %s!", &spell_ob->name));
1508	success = 0;	1301	success = 0;
1509	}	1302	}
1510	else	1303	else
1511	success = fire_arch_from_position (op, caster, op->x + freearr_x[dir], op->y + freearr_y[dir], dir, spell_ob);	1304	success = fire_arch_from_position (op, caster, op->x, op->y, dir, spell_ob);
1512	break;	1305	break;
1513		1306
1514	case SP_SWARM:	1307	case SP_SWARM:
1515	success = fire_swarm (op, caster, spell_ob, dir);	1308	success = fire_swarm (op, caster, spell_ob, dir);
1516	break;	1309	break;
…		…
1532	success = cast_consecrate (op, caster, spell_ob);	1325	success = cast_consecrate (op, caster, spell_ob);
1533	break;	1326	break;
1534		1327
1535	case SP_ANIMATE_WEAPON:	1328	case SP_ANIMATE_WEAPON:
1536	success = animate_weapon (op, caster, spell_ob, dir);	1329	success = animate_weapon (op, caster, spell_ob, dir);
1537	old_shoottype = range_golem;
1538	break;	1330	break;
1539		1331
1540	case SP_LIGHT:	1332	case SP_LIGHT:
1541	success = cast_light (op, caster, spell_ob, dir);	1333	success = cast_light (op, caster, spell_ob, dir);
1542	break;	1334	break;
…		…
1555		1347
1556	case SP_AURA:	1348	case SP_AURA:
1557	success = create_aura (op, caster, spell_ob);	1349	success = create_aura (op, caster, spell_ob);
1558	break;	1350	break;
1559		1351
1560	case SP_TOWN_PORTAL:
1561	success = cast_create_town_portal (op, caster, spell_ob, dir);
1562	break;
1563
1564	case SP_PARTY_SPELL:	1352	case SP_PARTY_SPELL:
1565	success = cast_party_spell (op, caster, dir, spell_ob, stringarg);	1353	success = cast_party_spell (op, caster, dir, spell_ob, stringarg);
1566	break;	1354	break;
1567		1355
1568	default:	1356	default:
1569	if (!INVOKE_OBJECT (CAST_SPELL, spell_ob, ARG_OBJECT (op), ARG_OBJECT (caster), ARG_INT (dir), ARG_STRING (stringarg)))
1570	LOG (llevError, "cast_spell: Unhandled spell subtype %d\n", spell_ob->subtype);	1357	LOG (llevError, "cast_spell: Unhandled spell subtype %d\n", spell_ob->subtype);
1571	}
1572
1573	/* FIXME - we need some better sound suppport */
1574	// yes, for example, augment map info with the spell effect
1575	// so clients can calculate the sounds themselves
1576	//play_sound_map(op->map, op->x, op->y, SOUND_CAST_SPELL_0 + spell_ob->subtype);
1577
1578	/* free the spell arg */
1579	if (settings.casting_time == TRUE && stringarg)
1580	{	1358	}
1581	free (stringarg);	1359
1582	stringarg = NULL;	1360	op->play_sound (
1583	}	1361	success
1584	/* perhaps a bit of a hack, but if using a wand, it has to change the skill	1362	? spell_ob->sound
1585	* to something like use_magic_item, but you really want to be able to fire	1363	? spell_ob->sound
1586	* it again.	1364	: sound_find ("spell_success")
1587	*/	1365	: sound_find ("fumble_spell")
1588	if (op->contr)	1366	);
1589	op->contr->shoottype = (rangetype) old_shoottype;
1590		1367
1591	return success;	1368	return success;
1592	}	1369	}
1593		1370
1594
1595	/* This is called from time.c/process_object(). That function	1371	/* This is called from time.c/process_object(). That function
1596	* calls this for any SPELL_EFFECT type objects. This function	1372	* calls this for any SPELL_EFFECT type objects. This function
1597	* then dispatches them to the appropriate specific routines.	1373	* then dispatches them to the appropriate specific routines.
1598	*/	1374	*/
1599	void	1375	void
1600	move_spell_effect (object *op)	1376	move_spell_effect (object *op)
1601	{	1377	{
…		…
1659	check_bullet (op);	1435	check_bullet (op);
1660	return;	1436	return;
1661	}	1437	}
1662	}	1438	}
1663		1439
1664	/* This is called by move_apply. Basically, if someone	1440	/* This is called by move_apply. Basically, if someone
1665	* moves onto a spell effect and the walk_on or fly_on flags	1441	* moves onto a spell effect and the walk_on or fly_on flags
1666	* are set, this is called. This should only be called for	1442	* are set, this is called. This should only be called for
1667	* objects of the appropraite type.	1443	* objects of the appropriate type.
1668	*/	1444	*/
1669	void	1445	void
1670	apply_spell_effect (object spell, object victim)	1446	apply_spell_effect (object spell, object victim)
1671	{	1447	{
1672	switch (spell->subtype)	1448	switch (spell->subtype)
…		…
1687	break;	1463	break;
1688		1464
1689	case SP_MOVING_BALL:	1465	case SP_MOVING_BALL:
1690	if (QUERY_FLAG (victim, FLAG_ALIVE))	1466	if (QUERY_FLAG (victim, FLAG_ALIVE))
1691	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);	1467	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);
1692	else if (victim->material \|\| victim->materialname)	1468	else if (victim->materialname)
1693	save_throw_object (victim, spell->attacktype, spell);	1469	save_throw_object (victim, spell->attacktype, spell);
1694	break;	1470	break;
1695	}	1471	}
1696	}	1472	}
		1473

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Comparing deliantra/server/server/spell_util.C (file contents): Revision 1.20 by root, Tue Dec 12 21:39:57 2006 UTC vs. Revision 1.76 by root, Wed Jul 16 14:29:40 2008 UTC

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Comparing deliantra/server/server/spell_util.C (file contents):
Revision 1.20 by root, Tue Dec 12 21:39:57 2006 UTC vs.
Revision 1.76 by root, Wed Jul 16 14:29:40 2008 UTC