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

Comparing deliantra/server/server/spell_util.C (file contents):
Revision 1.34 by pippijn, Mon Jan 15 21:06:20 2007 UTC vs.
Revision 1.80 by root, Mon Sep 29 08:25:02 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 (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team	4	* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	* Copyright (C) 2001 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team
6	* Copyright (C) 1992 Frank Tore Johansen	6	* Copyright (©) 1992,2007 Frank Tore Johansen
7	*	7	*
8	* This program is free software; you can redistribute it and/or modify	8	* Deliantra is free software: you can redistribute it and/or modify
9	* 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
10	* the Free Software Foundation; either version 2 of the License, or	10	* the Free Software Foundation, either version 3 of the License, or
11	* (at your option) any later version.	11	* (at your 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 GNU General Public License
19	* along with this program; if not, write to the Free Software	19	* along with this program. If not, see <http://www.gnu.org/licenses/>.
20	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21	*	20	*
22	* The authors can be reached via e-mail at <crossfire@schmorp.de>	21	* The authors can be reached via e-mail to <support@deliantra.net>
23	*/	22	*/
24
25		23
26	#include <global.h>	24	#include <global.h>
27	#include <spells.h>	25	#include <spells.h>
28	#include <object.h>	26	#include <object.h>
29	#include <errno.h>	27	#include <errno.h>
38	*/	36	*/
39	object *	37	object *
40	find_random_spell_in_ob (object ob, const char skill)	38	find_random_spell_in_ob (object ob, const char skill)
41	{	39	{
42	int k = 0, s;	40	int k = 0, s;
43	object *tmp;
44		41
45	for (tmp = ob->inv; tmp; tmp = tmp->below)	42	for (object *tmp = ob->inv; tmp; tmp = tmp->below)
46	if (tmp->type == SPELL && (!skill \|\| tmp->skill == skill))	43	if (tmp->type == SPELL && (!skill \|\| tmp->skill == skill))
47	k++;	44	k++;
48		45
49	/* No spells, no need to progess further */	46	/* No spells, no need to progess further */
50	if (!k)	47	if (!k)
51	return NULL;	48	return NULL;
52		49
53	s = RANDOM () % k;	50	s = RANDOM () % k;
54		51
55	for (tmp = ob->inv; tmp; tmp = tmp->below)	52	for (object *tmp = ob->inv; tmp; tmp = tmp->below)
56	if (tmp->type == SPELL && (!skill \|\| tmp->skill == skill))	53	if (tmp->type == SPELL && (!skill \|\| tmp->skill == skill))
57	{
58	if (!s)	54	if (!s)
59	return tmp;	55	return tmp;
60	else	56	else
61	s--;	57	s--;
62	}	58
63	/* Should never get here, but just in case */	59	/* Should never get here, but just in case */
64	return NULL;	60	return 0;
65	}	61	}
66		62
67	/* Relatively simple function that gets used a lot.	63	/* Relatively simple function that gets used a lot.
68	* Basically, it sets up the skill pointer for the spell being	64	* Basically, it sets up the skill pointer for the spell being
69	* cast. If op is really casting the spell, then the skill	65	* cast. If op is really casting the spell, then the skill
…		…
79	dest->skill = spob->skill;	75	dest->skill = spob->skill;
80	else	76	else
81	dest->skill = caster->skill;	77	dest->skill = caster->skill;
82	}	78	}
83		79
84	/* init_spells: This should really be called check_spells, as that
85	* is what it does. It goes through the spells looking for any
86	* obvious errors. This was most useful in debugging when re-doing
87	* all the spells to catch simple errors. To use it all the time
88	* will result in it spitting out messages that aren't really errors.
89	*/
90	void
91	init_spells (void)
92	{
93	#ifdef SPELL_DEBUG
94	static int init_spells_done = 0;
95	int i;
96	archetype *at;
97
98	if (init_spells_done)
99	return;
100	LOG (llevDebug, "Checking spells...\n");
101
102	for (at = first_archetype; at; at = at->next)
103	{
104	if (at->clone.type == SPELL)
105	{
106	if (at->clone.skill)
107	{
108	for (i = 1; i < NUM_SKILLS; i++)
109	if (!strcmp (skill_names[i], at->clone.skill))
110	break;
111	if (i == NUM_SKILLS)
112	{
113	LOG (llevError, "Spell %s has improper associated skill %s\n", at->name, at->clone.skill);
114	}
115	}
116	/* other_arch is already checked for in the loader */
117	}
118	}
119
120	i = 0;
121	while (spell_mapping[i])
122	{
123	if (!archetype::find (spell_mapping[i]))
124	{
125	LOG (llevError, "Unable to find spell mapping %s (%i)\n", spell_mapping[i], i);
126	}
127	i++;
128	}
129	LOG (llevDebug, "Checking spells completed.\n");
130	#endif
131	}
132
133	/* Dumps all the spells - now also dumps skill associated with the spell.
134	* not sure what this would be used for, as the data seems pretty
135	* minimal, but easy enough to keep around.
136	*/
137	void
138	dump_spells (void)
139	{
140	archetype *at;
141
142	for (at = first_archetype; at; at = at->next)
143	{
144	if (at->clone.type == SPELL)
145	{
146	fprintf (stderr, "%s:%s:%s:%s:%d\n", &at->clone.name,
147	&at->name, at->clone.other_arch ? &at->clone.other_arch->name : "<nil>", &at->clone.skill, at->clone.level);
148	}
149	}
150	}
151
152	/* pretty basic function - basically just takes	80	/* pretty basic function - basically just takes
153	* an object, sets the x,y, and calls insert_ob_in_map	81	* an object, sets the x,y, and calls insert_ob_in_map
154	*/	82	*/
155	void	83	void
156	spell_effect (object spob, int x, int y, maptile map, object *originator)	84	spell_effect (object spob, int x, int y, maptile map, object *originator)
157	{	85	{
158	if (spob->other_arch)	86	if (spob->other_arch)
159	map->insert (arch_to_object (spob->other_arch), x, y, originator);	87	map->insert (arch_to_object (spob->other_arch), x, y, originator);
		88	}
		89
		90	static int
		91	attuned_bonus (object caster, object spell, int level)
		92	{
		93	// compute the attuned/repelled bonus
		94	// attuned only increases up to 2 times the original level (i.e. bonus <= level) */
		95	// repell has no such quarrels
		96	return (caster->path_attuned & spell->path_attuned ? min (level, +ATTUNE_REPELL) : 0)
		97	+ (caster->path_repelled & spell->path_attuned ? -ATTUNE_REPELL : 0);
160	}	98	}
161		99
162	/*	100	/*
163	* This function takes a caster and spell and presents the	101	* This function takes a caster and spell and presents the
164	* effective level the caster needs to be to cast the spell.	102	* effective level the caster needs to be to cast the spell.
…		…
170	* Returns modified level.	108	* Returns modified level.
171	*/	109	*/
172	int	110	int
173	min_casting_level (object caster, object spell)	111	min_casting_level (object caster, object spell)
174	{	112	{
175	int new_level;
176
177	if (caster->path_denied & spell->path_attuned)	113	if (caster->path_denied & spell->path_attuned)
178	return 1;	114	return 500;
179		115
180	new_level = spell->level	116	return max (1, spell->level + attuned_bonus (caster, spell, spell->level));
181	+ (caster->path_repelled & spell->path_attuned ? +2 : 0)
182	+ (caster->path_attuned & spell->path_attuned ? -2 : 0);
183
184	return max (1, new_level);
185	}	117	}
186		118
187	/* This function returns the effective level the spell	119	/* This function returns the effective level the spell
188	* is being cast at.	120	* is being cast at.
189	* Note that I changed the repelled/attuned bonus to 2 from 5.
190	* This is because the new code compares casting_level against
191	* min_caster_level, so the difference is effectively 4
192	*/	121	*/
193
194	int	122	int
195	caster_level (object caster, object spell)	123	casting_level (object caster, object spell)
196	{	124	{
197	int level = caster->level;	125	int level = caster->level;
198
199	/* If this is a player, try to find the matching skill */
200	if (caster->type == PLAYER && spell->skill)
201	for (int i = 0; i < NUM_SKILLS; i++)
202	if (caster->contr->last_skill_ob[i] && caster->contr->last_skill_ob[i]->skill == spell->skill)
203	{
204	level = caster->contr->last_skill_ob[i]->level;
205	break;
206	}
207		126
208	/* if a rod is fired by a player, take the use_magic_item skill in consideration. */	127	/* if a rod is fired by a player, take the use_magic_item skill in consideration. */
209	if (caster->type == ROD && caster->env && caster->env->type == PLAYER)	128	if (caster->type == ROD && caster->env && caster->env->type == PLAYER)
210	{	129	{
211	object *skill = find_skill_by_number (caster->env, SK_USE_MAGIC_ITEM);	130	object *skill = find_skill_by_number (caster->env, SK_USE_MAGIC_ITEM);
212	int sk_level = skill ? skill->level : 1;	131	int sk_level = skill ? skill->level : 1;
213		132
214	level = MIN (level, sk_level + level / 10 + 1);	133	level = min (level, sk_level + level / 10 + 1);
215	}	134	}
		135	else if (caster->type == PLAYER) /* If this is a player, try to find the matching skill */
		136	if (object *skill = caster->contr->find_skill (spell->skill))
		137	level = skill->level;
216		138
217	/* Got valid caster level. Now adjust for attunement */	139	int bonus = attuned_bonus (caster, spell, level);
218	level += ((caster->path_repelled & spell->path_attuned) ? -2 : 0) + ((caster->path_attuned & spell->path_attuned) ? 2 : 0);	140
		141	level += bonus;
		142
		143	// now scale the effective level from the startinglevel..100 range to 1..100
		144	if (level < 100)
		145	level = lerp (level, (int)spell->level, 100, 1, 100);
219		146
220	/* Always make this at least 1. If this is zero, we get divide by zero	147	/* Always make this at least 1. If this is zero, we get divide by zero
221	* errors in various places.	148	* errors in various places.
222	*/	149	*/
223	if (level < 1)
224	level = 1;
225
226	return level;	150	return max (level, 1);
227	}	151	}
228		152
229	/* The following function scales the spellpoint cost of	153	/* The following function scales the spellpoint cost of
230	* a spell by it's increased effectiveness. Some of the	154	* a spell by it's increased effectiveness. Some of the
231	* lower level spells become incredibly vicious at high	155	* lower level spells become incredibly vicious at high
…		…
235	* caster is what is casting the spell, can be op.	159	* caster is what is casting the spell, can be op.
236	* spell is the spell object.	160	* spell is the spell object.
237	* Note that it is now possible for a spell to cost both grace and	161	* Note that it is now possible for a spell to cost both grace and
238	* mana. In that case, we return which ever value is higher.	162	* mana. In that case, we return which ever value is higher.
239	*/	163	*/
240
241	sint16	164	sint16
242	SP_level_spellpoint_cost (object caster, object spell, int flags)	165	SP_level_spellpoint_cost (object caster, object spell, int flags)
243	{	166	{
244	int sp, grace, level = caster_level (caster, spell);	167	int sp, grace, level = casting_level (caster, spell);
245		168
246	if (settings.spellpoint_level_depend == TRUE)	169	if (settings.spellpoint_level_depend == TRUE)
247	{	170	{
248	if (spell->stats.sp && spell->stats.maxsp)	171	if (spell->stats.sp && spell->stats.maxsp)
249	{	172	{
…		…
270	else	193	else
271	{	194	{
272	sp = (int) (spell->stats.sp * PATH_SP_MULT (caster, spell));	195	sp = (int) (spell->stats.sp * PATH_SP_MULT (caster, spell));
273	if (spell->stats.sp && !sp)	196	if (spell->stats.sp && !sp)
274	sp = 1;	197	sp = 1;
		198
275	grace = (int) (spell->stats.grace * PATH_SP_MULT (caster, spell));	199	grace = (int) (spell->stats.grace * PATH_SP_MULT (caster, spell));
276	if (spell->stats.grace && !grace)	200	if (spell->stats.grace && !grace)
277	grace = 1;	201	grace = 1;
278	}	202	}
		203
279	if (flags == SPELL_HIGHEST)	204	if (flags == SPELL_HIGHEST)
280	return MAX (sp, grace);	205	return MAX (sp, grace);
281	else if (flags == SPELL_GRACE)	206	else if (flags == SPELL_GRACE)
282	return grace;	207	return grace;
283	else if (flags == SPELL_MANA)	208	else if (flags == SPELL_MANA)
…		…
287	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);
288	return 0;	213	return 0;
289	}	214	}
290	}	215	}
291		216
		217	/*
		218	* Return the effective casting level of the spell.
		219	* To make spells independent of their starting level, this function
		220	* scales the range spellstartlevel .. 100 into the range 1..100
		221	*/
		222	static int
		223	SP_casting_level (object caster, object spell)
		224	{
		225	return casting_level (caster, spell);
		226	}
292		227
293	/* SP_level_dam_adjust: Returns adjusted damage based on the caster.	228	/* SP_level_dam_adjust: Returns adjusted damage based on the caster.
294	* spob is the spell we are adjusting.	229	* spob is the spell we are adjusting.
295	*/	230	*/
296	int	231	int
297	SP_level_dam_adjust (object caster, object spob)	232	SP_level_dam_adjust (object caster, object spob)
298	{	233	{
299	int level = caster_level (caster, spob);
300	int adj = level - min_casting_level (caster, spob);
301
302	if (adj < 0)
303	adj = 0;
304	if (spob->dam_modifier)	234	if (!spob->dam_modifier)
305	adj /= spob->dam_modifier;
306	else
307	adj = 0;
308	return adj;	235	return 0;
		236
		237	return SP_casting_level (caster, spob) / spob->dam_modifier;
309	}	238	}
310		239
311	/* Adjust the strength of the spell based on level.	240	/* Adjust the strength of the spell based on level.
312	* This is basically the same as SP_level_dam_adjust above,	241	* This is basically the same as SP_level_dam_adjust above,
313	* but instead looks at the level_modifier value.	242	* but instead looks at the level_modifier value.
314	*/	243	*/
315	int	244	int
316	SP_level_duration_adjust (object caster, object spob)	245	SP_level_duration_adjust (object caster, object spob)
317	{	246	{
318	int level = caster_level (caster, spob);
319	int adj = level - min_casting_level (caster, spob);
320
321	if (adj < 0)
322	adj = 0;
323	if (spob->duration_modifier)	247	if (!spob->duration_modifier)
324	adj /= spob->duration_modifier;
325	else
326	adj = 0;
327
328	return adj;	248	return 0;
		249
		250	return SP_casting_level (caster, spob) / spob->duration_modifier;
329	}	251	}
330		252
331	/* Adjust the strength of the spell based on level.	253	/* Adjust the strength of the spell based on level.
332	* This is basically the same as SP_level_dam_adjust above,	254	* This is basically the same as SP_level_dam_adjust above,
333	* but instead looks at the level_modifier value.	255	* but instead looks at the level_modifier value.
334	*/	256	*/
335	int	257	int
336	SP_level_range_adjust (object caster, object spob)	258	SP_level_range_adjust (object caster, object spob)
337	{	259	{
338	int level = caster_level (caster, spob);
339	int adj = level - min_casting_level (caster, spob);
340
341	if (adj < 0)
342	adj = 0;
343	if (spob->range_modifier)	260	if (!spob->range_modifier)
344	adj /= spob->range_modifier;
345	else
346	adj = 0;
347
348	return adj;	261	return 0;
		262
		263	return SP_casting_level (caster, spob) / spob->range_modifier;
349	}	264	}
350		265
351	/* Checks to see if player knows the spell. If the name is the same	266	/* Checks to see if player knows the spell. If the name is the same
352	* as an existing spell, we presume they know it.	267	* as an existing spell, we presume they know it.
353	* returns 1 if they know the spell, 0 if they don't.	268	* returns 1 if they know the spell, 0 if they don't.
354	*/	269	*/
355	object *	270	object *
356	check_spell_known (object op, const char name)	271	check_spell_known (object op, const char name)
357	{	272	{
358	object *spop;	273	object *spop;
		274	shstr_cmp name_ (name);
359		275
360	for (spop = op->inv; spop; spop = spop->below)	276	for (spop = op->inv; spop; spop = spop->below)
361	if (spop->type == SPELL && !strcmp (spop->name, name))	277	if (spop->type == SPELL && spop->name == name)
362	return spop;	278	return spop;
363		279
364	return NULL;	280	return 0;
365	}	281	}
366
367		282
368	/*	283	/*
369	* Look at object 'op' and see if they know the spell	284	* Look at object 'op' and see if they know the spell
370	* spname. This is pretty close to check_spell_known	285	* spname. This is pretty close to check_spell_known
371	* above, but it uses a looser matching mechanism.	286	* above, but it uses a looser matching mechanism.
372	* returns the matching spell object, or NULL.	287	* returns the matching spell object, or NULL.
373	* If we match multiple spells but don't get an	288	* If we match multiple spells but don't get an
374	* exact match, we also return NULL.	289	* exact match, we also return NULL.
375	*/	290	*/
376
377	object *	291	object *
378	lookup_spell_by_name (object op, const char spname)	292	lookup_spell_by_name (object op, const char spname)
379	{	293	{
380	object spob1 = NULL, spob2 = NULL, *spob;	294	object spob1 = NULL, spob2 = NULL, *spob;
381	int nummatch = 0;	295	int nummatch = 0;
…		…
427	* eg, updated for tiled maps.	341	* eg, updated for tiled maps.
428	*/	342	*/
429	int	343	int
430	reflwall (maptile m, int x, int y, object sp_op)	344	reflwall (maptile m, int x, int y, object sp_op)
431	{	345	{
432	object *op;
433
434	if (OUT_OF_REAL_MAP (m, x, y))	346	if (OUT_OF_REAL_MAP (m, x, y))
435	return 0;	347	return 0;
		348
436	for (op = GET_MAP_OB (m, x, y); op != NULL; op = op->above)	349	for (object *op = GET_MAP_OB (m, x, y); op; op = op->above)
437	if (QUERY_FLAG (op, FLAG_REFL_SPELL)	350	if (QUERY_FLAG (op, FLAG_REFL_SPELL)
438	&& (!QUERY_FLAG (op, FLAG_ALIVE)	351	&& (!QUERY_FLAG (op, FLAG_ALIVE)
439	\|\| (rndm (0, 99)) < 90 - (sp_op->level / 10)))	352	\|\| (rndm (0, 99)) < 90 - (sp_op->level / 10)))
440	return 1;	353	return 1;
441		354
…		…
462	new_draw_info (NDI_UNIQUE, 0, op, "Something is in the way.");	375	new_draw_info (NDI_UNIQUE, 0, op, "Something is in the way.");
463	new_draw_info (NDI_UNIQUE, 0, op, "You cast it at your feet.");	376	new_draw_info (NDI_UNIQUE, 0, op, "You cast it at your feet.");
464	dir = 0;	377	dir = 0;
465	}	378	}
466		379
		380	SET_FLAG (new_op, FLAG_IDENTIFIED);
467	op->map->insert (new_op,	381	op->map->insert (new_op,
468	op->x + freearr_x[dir], op->y + freearr_y[dir],	382	op->x + freearr_x[dir], op->y + freearr_y[dir],
469	op,	383	op,
470	dir ? 0 : INS_BELOW_ORIGINATOR);	384	dir ? 0 : INS_BELOW_ORIGINATOR);
471		385
…		…
485	{	399	{
486	if (!xy_normalise (m, x, y))	400	if (!xy_normalise (m, x, y))
487	return 0;	401	return 0;
488		402
489	mapspace &ms = m->at (x, y);	403	mapspace &ms = m->at (x, y);
		404	ms.update ();
490		405
491	if (OB_TYPE_MOVE_BLOCK (op, ms.move_block))	406	if (OB_TYPE_MOVE_BLOCK (op, ms.move_block))
492	return 0;	407	return 0;
493		408
494	for (object *tmp = ms.bot; tmp; tmp = tmp->above)	409	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
…		…
500	* resources, and may not work as well if a player is standing	415	* resources, and may not work as well if a player is standing
501	* 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
502	* 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
503	* spell to actually hit the counterwall and be sucked up.	418	* spell to actually hit the counterwall and be sucked up.
504	*/	419	*/
505	if ((tmp->attacktype & AT_COUNTERSPELL) &&	420	if ((tmp->attacktype & AT_COUNTERSPELL)
506	(tmp->type != PLAYER) && !QUERY_FLAG (tmp, FLAG_MONSTER) &&	421	&& !QUERY_FLAG (tmp, FLAG_MONSTER)
507	(tmp->type != WEAPON) && (tmp->type != BOW) && (tmp->type != ARROW) && (tmp->type != GOLEM) && (immune_stop & AT_MAGIC))	422	&& (tmp->type != PLAYER)
		423	&& (tmp->type != WEAPON)
		424	&& (tmp->type != BOW)
		425	&& (tmp->type != ARROW)
		426	&& (tmp->type != GOLEM)
		427	&& !QUERY_FLAG (tmp, FLAG_IS_FLOOR) // XXX:
		428	// we special case floor here because there
		429	// are sometimes spell effect floors
		430	// which are used to inflict damage
		431	// (and those shouldn't go away from
		432	// sanctuary) see also: permanent lava
		433	&& (immune_stop & AT_MAGIC))
508	return 0;	434	return 0;
509		435
510	/* This is to prevent 'out of control' spells. Basically, this	436	/* This is to prevent 'out of control' spells. Basically, this
511	* limits one spell effect per space per spell. This is definately	437	* limits one spell effect per space per spell. This is definately
512	* needed for performance reasons, and just for playability I believe.	438	* needed for performance reasons, and just for playability I believe.
…		…
519	/*	445	/*
520	* Combine similar spell effects into one spell effect. Needed for	446	* Combine similar spell effects into one spell effect. Needed for
521	* performance reasons with meteor swarm and the like, but also for	447	* performance reasons with meteor swarm and the like, but also for
522	* playability reasons.	448	* playability reasons.
523	*/	449	*/
524	if (tmp->arch == op->arch	450	if (tmp->arch == op->arch /* no harm if not comparing by name here */
525	&& tmp->type == op->type	451	&& tmp->type == op->type
526	&& tmp->subtype == op->subtype	452	&& tmp->subtype == op->subtype
527	&& tmp->owner == op->owner	453	&& tmp->owner == op->owner
528	&& ((tmp->subtype == SP_EXPLOSION) \|\| (tmp->subtype == SP_CONE && tmp->stats.sp == op->stats.sp)))	454	&& ((tmp->subtype == SP_EXPLOSION) \|\| (tmp->subtype == SP_CONE && tmp->stats.sp == op->stats.sp)))
529	{	455	{
…		…
550	* dir: direction to fire in.	476	* dir: direction to fire in.
551	* spell: spell that is being fired. It uses other_arch for the archetype	477	* spell: spell that is being fired. It uses other_arch for the archetype
552	* to fire.	478	* to fire.
553	* returns 0 on failure, 1 on success.	479	* returns 0 on failure, 1 on success.
554	*/	480	*/
555
556	int	481	int
557	fire_arch_from_position (object op, object caster, sint16 x, sint16 y, int dir, object *spell)	482	fire_arch_from_position (object op, object caster, sint16 x, sint16 y, int dir, object *spell)
558	{	483	{
559	object *tmp;
560	int mflags;
561	maptile *m;
562
563	if (spell->other_arch == NULL)	484	if (!spell->other_arch)
564	return 0;	485	return 0;
565		486
566	m = op->map;	487	object *tmp = spell->other_arch->instance ();
567	mflags = get_map_flags (m, &m, x, y, &x, &y);
568	if (mflags & P_OUT_OF_MAP)
569	{
570	return 0;
571	}
572		488
573	tmp = arch_to_object (spell->other_arch);	489	if (!tmp)
574
575	if (tmp == NULL)
576	return 0;	490	return 0;
577
578	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (m, x, y)))
579	{
580	new_draw_info (NDI_UNIQUE, 0, op, "You can't cast the spell on top of a wall!\n");
581	tmp->destroy ();
582	return 0;
583	}
584		491
585	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);	492	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
586	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);	493	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);
587	/* code in time.c uses food for some things, duration for others */	494	/* code in time.c uses food for some things, duration for others */
588	tmp->stats.food = tmp->duration;	495	tmp->stats.food = tmp->duration;
589	tmp->range = spell->range + SP_level_range_adjust (caster, spell);	496	tmp->range = spell->range + SP_level_range_adjust (caster, spell);
590	tmp->attacktype = spell->attacktype;	497	tmp->attacktype = spell->attacktype;
591	tmp->x = x;
592	tmp->y = y;
593	tmp->direction = dir;	498	tmp->direction = dir;
594	if (op->owner != NULL)
595	tmp->set_owner (op);	499	tmp->set_owner (op);
596	else
597	tmp->set_owner (op);
598	tmp->level = caster_level (caster, spell);	500	tmp->level = casting_level (caster, spell);
599	set_spell_skill (op, caster, spell, tmp);	501	set_spell_skill (op, caster, spell, tmp);
600		502
601	/* needed for AT_HOLYWORD,AT_GODPOWER stuff */	503	/* needed for AT_HOLYWORD,AT_GODPOWER stuff */
602	if (tmp->attacktype & AT_HOLYWORD \|\| tmp->attacktype & AT_GODPOWER)	504	if (tmp->attacktype & AT_HOLYWORD \|\| tmp->attacktype & AT_GODPOWER)
603	{
604	if (!tailor_god_spell (tmp, op))	505	if (!tailor_god_spell (tmp, op))
605	return 0;	506	return 0;
606	}	507
607	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))	508	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
608	SET_ANIMATION (tmp, dir);	509	SET_ANIMATION (tmp, dir);
609		510
610	if ((tmp = insert_ob_in_map (tmp, m, op, 0)))	511	if ((tmp = op->map->insert (tmp, x, y, op)))
611	move_spell_effect (tmp);	512	move_spell_effect (tmp);
612		513
613	return 1;	514	return 1;
614	}	515	}
615		516
…		…
620	****************************************************************************/	521	****************************************************************************/
621	void	522	void
622	regenerate_rod (object *rod)	523	regenerate_rod (object *rod)
623	{	524	{
624	if (rod->stats.hp < rod->stats.maxhp)	525	if (rod->stats.hp < rod->stats.maxhp)
625	{	526	rod->stats.hp = min (rod->stats.maxhp, rod->stats.hp + 1 + rod->stats.maxhp / 10);
626	rod->stats.hp += 1 + rod->stats.maxhp / 10;
627
628	if (rod->stats.hp > rod->stats.maxhp)
629	rod->stats.hp = rod->stats.maxhp;
630	}
631	}	527	}
632
633		528
634	void	529	void
635	drain_rod_charge (object *rod)	530	drain_rod_charge (object *rod)
636	{	531	{
637	rod->stats.hp -= SP_level_spellpoint_cost (rod, rod->inv, SPELL_HIGHEST);	532	rod->stats.hp -= SP_level_spellpoint_cost (rod, rod->inv, SPELL_HIGHEST);
638	}	533	}
639
640
641
642		534
643	/* this function is commonly used to find a friendly target for	535	/* this function is commonly used to find a friendly target for
644	* spells such as heal or protection or armour	536	* spells such as heal or protection or armour
645	* op is what is looking for the target (which can be a player),	537	* op is what is looking for the target (which can be a player),
646	* dir is the direction we are looking in. Return object found, or	538	* dir is the direction we are looking in. Return object found, or
647	* NULL if no good object.	539	* NULL if no good object.
648	*/	540	*/
649
650	object *	541	object *
651	find_target_for_friendly_spell (object *op, int dir)	542	find_target_for_friendly_spell (object *op, int dir)
652	{	543	{
653	object *tmp;	544	object *tmp;
654	maptile *m;
655	sint16 x, y;
656	int mflags;
657		545
658	/* I don't really get this block - if op isn't a player or rune,	546	/* I don't really get this block - if op isn't a player or rune,
659	* we then make the owner of this object the target.	547	* we then make the owner of this object the target.
660	* The owner could very well be no where near op.	548	* The owner could very well be no where near op.
661	*/	549	*/
…		…
668	if (!tmp \|\| !QUERY_FLAG (tmp, FLAG_MONSTER))	556	if (!tmp \|\| !QUERY_FLAG (tmp, FLAG_MONSTER))
669	tmp = op;	557	tmp = op;
670	}	558	}
671	else	559	else
672	{	560	{
673	m = op->map;	561	maptile *m = op->map;
674	x = op->x + freearr_x[dir];	562	sint16 x = op->x + freearr_x[dir];
675	y = op->y + freearr_y[dir];	563	sint16 y = op->y + freearr_y[dir];
676
677	mflags = get_map_flags (m, &m, x, y, &x, &y);
678
679	if (mflags & P_OUT_OF_MAP)
680	tmp = 0;
681	else	564
		565	tmp = xy_normalise (m, x, y)
682	tmp = m->at (x, y).player ();	566	? m->at (x, y).player ()
		567	: 0;
683	}	568	}
684		569
685	/* didn't find a player there, look in current square for a player */	570	/* didn't find a player there, look in current square for a player */
686	if (!tmp)	571	if (!tmp)
687	tmp = op->ms ().player ();	572	tmp = op->ms ().player ();
688		573
689	return tmp;	574	return tmp;
690	}	575	}
691
692
693		576
694	/* raytrace:	577	/* raytrace:
695	* spell_find_dir(map, x, y, exclude) will search first the center square	578	* spell_find_dir(map, x, y, exclude) will search first the center square
696	* then some close squares in the given map at the given coordinates for	579	* then some close squares in the given map at the given coordinates for
697	* live objects.	580	* live objects.
…		…
700	* monsters/generators only. If not, the spell will hunt players only.	583	* monsters/generators only. If not, the spell will hunt players only.
701	* It returns the direction toward the first/closest live object if it finds	584	* It returns the direction toward the first/closest live object if it finds
702	* any, otherwise -1.	585	* any, otherwise -1.
703	* note that exclude can be NULL, in which case all bets are off.	586	* note that exclude can be NULL, in which case all bets are off.
704	*/	587	*/
705
706	int	588	int
707	spell_find_dir (maptile m, int x, int y, object exclude)	589	spell_find_dir (maptile m, int x, int y, object exclude)
708	{	590	{
709	int i, max = SIZEOFFREE;	591	int i, max = SIZEOFFREE;
710	sint16 nx, ny;	592	sint16 nx, ny;
…		…
737	return freedir[i];	619	return freedir[i];
738	}	620	}
739	return -1; /* flag for "keep going the way you were" */	621	return -1; /* flag for "keep going the way you were" */
740	}	622	}
741		623
742
743
744	/* put_a_monster: puts a monster named monstername near by	624	/* put_a_monster: puts a monster named monstername near by
745	* op. This creates the treasures for the monsters, and	625	* op. This creates the treasures for the monsters, and
746	* also deals with multipart monsters properly.	626	* also deals with multipart monsters properly.
747	*/	627	*/
748
749	void	628	void
750	put_a_monster (object op, const char monstername)	629	put_a_monster (object op, const char monstername)
751	{	630	{
752	object tmp, head = NULL, *prev = NULL;	631	object tmp, head = NULL, *prev = NULL;
753	archetype *at;	632	archetype *at;
…		…
760		639
761	/* find a free square nearby	640	/* find a free square nearby
762	* first we check the closest square for free squares	641	* first we check the closest square for free squares
763	*/	642	*/
764		643
765	dir = find_first_free_spot (&at->clone, op->map, op->x, op->y);	644	dir = find_first_free_spot (at, op->map, op->x, op->y);
766	if (dir != -1)	645	if (dir != -1)
767	{	646	{
768	/* This is basically grabbed for generate monster. Fixed 971225 to	647	/* This is basically grabbed for generate monster. Fixed 971225 to
769	* insert multipart monsters properly	648	* insert multipart monsters properly
770	*/	649	*/
		650	//TODO: use expand_tail + ...
771	while (at != NULL)	651	while (at != NULL)
772	{	652	{
773	tmp = arch_to_object (at);	653	tmp = arch_to_object (at);
774	tmp->x = op->x + freearr_x[dir] + at->clone.x;	654	tmp->x = op->x + freearr_x[dir] + at->x;
775	tmp->y = op->y + freearr_y[dir] + at->clone.y;	655	tmp->y = op->y + freearr_y[dir] + at->y;
776	tmp->map = op->map;	656	tmp->map = op->map;
777	if (head)	657	if (head)
778	{	658	{
779	tmp->head = head;	659	tmp->head = head;
780	prev->more = tmp;	660	prev->more = tmp;
781	}	661	}
		662
782	if (!head)	663	if (!head)
783	head = tmp;	664	head = tmp;
		665
784	prev = tmp;	666	prev = tmp;
		667
785	at = at->more;	668	at = (archetype *)at->more;
786	}	669	}
787		670
788	if (head->randomitems)	671	if (head->randomitems)
789	create_treasure (head->randomitems, head, GT_INVISIBLE, op->map->difficulty, 0);	672	create_treasure (head->randomitems, head, GT_INVISIBLE, op->map->difficulty, 0);
790		673
791	insert_ob_in_map (head, op->map, op, 0);	674	insert_ob_in_map (head, op->map, op, 0);
792		675
793	/* thought it'd be cool to insert a burnout, too. */	676	/* thought it'd be cool to insert a burnout, too. */
794	op->map->insert (get_archetype ("burnout"), op->x + freearr_x[dir], op->y + freearr_y[dir], op);	677	op->map->insert (archetype::get (shstr_burnout), op->x + freearr_x[dir], op->y + freearr_y[dir], op);
795	}	678	}
796	}	679	}
797		680
798	/* peterm: function which summons hostile monsters and	681	/* peterm: function which summons hostile monsters and
799	* places them in nearby squares.	682	* places them in nearby squares.
…		…
826	{	709	{
827	int attacktype;	710	int attacktype;
828	int face;	711	int face;
829	} ATTACKS[22] =	712	} ATTACKS[22] =
830	{	713	{
831	{
832	AT_PHYSICAL, 0},	714	{ AT_PHYSICAL, 0},
833	{
834	AT_PHYSICAL, 0}, /face = explosion /	715	{ AT_PHYSICAL, 0}, /face = explosion /
835	{
836	AT_PHYSICAL, 0},	716	{ AT_PHYSICAL, 0},
837	{
838	AT_MAGIC, 1},	717	{ AT_MAGIC, 1},
839	{
840	AT_MAGIC, 1}, /* face = last-burnout */	718	{ AT_MAGIC, 1}, /* face = last-burnout */
841	{
842	AT_MAGIC, 1},	719	{ AT_MAGIC, 1},
843	{
844	AT_FIRE, 2},	720	{ AT_FIRE, 2},
845	{
846	AT_FIRE, 2}, /* face = fire.... */	721	{ AT_FIRE, 2}, /* face = fire.... */
847	{
848	AT_FIRE, 2},	722	{ AT_FIRE, 2},
849	{
850	AT_ELECTRICITY, 3},	723	{ AT_ELECTRICITY, 3},
851	{
852	AT_ELECTRICITY, 3}, /* ball_lightning */	724	{ AT_ELECTRICITY, 3}, /* ball_lightning */
853	{
854	AT_ELECTRICITY, 3},	725	{ AT_ELECTRICITY, 3},
855	{
856	AT_COLD, 4},	726	{ AT_COLD, 4},
857	{
858	AT_COLD, 4}, /* face=icestorm */	727	{ AT_COLD, 4}, /* face=icestorm */
859	{
860	AT_COLD, 4},	728	{ AT_COLD, 4},
861	{
862	AT_CONFUSION, 5},	729	{ AT_CONFUSION, 5},
863	{
864	AT_POISON, 7},	730	{ AT_POISON, 7},
865	{
866	AT_POISON, 7}, /* face = acid sphere. generator */	731	{ AT_POISON, 7}, /* face = acid sphere. generator */
867	{
868	AT_POISON, 7}, /* poisoncloud face */	732	{ AT_POISON, 7}, /* poisoncloud face */
869	{
870	AT_SLOW, 8},	733	{ AT_SLOW, 8},
871	{
872	AT_PARALYZE, 9},	734	{ AT_PARALYZE, 9},
873	{
874	AT_FEAR, 10}};	735	{ AT_FEAR, 10},
875		736	};
876
877		737
878	/* shuffle_attack: peterm	738	/* shuffle_attack: peterm
879	* This routine shuffles the attack of op to one of the	739	* This routine shuffles the attack of op to one of the
880	* ones in the list. It does this at random. It also	740	* ones in the list. It does this at random. It also
881	* chooses a face appropriate to the attack that is	741	* chooses a face appropriate to the attack that is
…		…
1019		879
1020	int	880	int
1021	cast_party_spell (object op, object caster, int dir, object spell_ob, char stringarg)	881	cast_party_spell (object op, object caster, int dir, object spell_ob, char stringarg)
1022	{	882	{
1023	int success;	883	int success;
1024	player *pl;
1025	object *spell;	884	object *spell;
1026		885
1027	if (!spell_ob->other_arch)	886	if (!spell_ob->other_arch)
1028	{	887	{
1029	LOG (llevError, "cast_party_spell: empty other arch\n");	888	LOG (llevError, "cast_party_spell: empty other arch\n");
1030	return 0;	889	return 0;
1031	}	890	}
		891
1032	spell = arch_to_object (spell_ob->other_arch);	892	spell = arch_to_object (spell_ob->other_arch);
1033		893
1034	/* Always cast spell on caster */	894	/* Always cast spell on caster */
1035	success = cast_spell (op, caster, dir, spell, stringarg);	895	success = cast_spell (op, caster, dir, spell, stringarg);
1036		896
1037	if (caster->contr->party == NULL)	897	if (caster->contr->party == NULL)
1038	{	898	{
1039	spell->remove ();	899	spell->remove ();
1040	return success;	900	return success;
1041	}	901	}
		902
1042	for_all_players (pl)	903	for_all_players (pl)
1043	if ((pl->ob->contr->party == caster->contr->party) && (on_same_map (pl->ob, caster)))	904	if ((pl->ob->contr->party == caster->contr->party) && (on_same_map (pl->ob, caster)))
1044	{
1045	cast_spell (pl->ob, caster, pl->ob->facing, spell, stringarg);	905	cast_spell (pl->ob, caster, pl->ob->facing, spell, stringarg);
1046	}	906
1047	spell->remove ();	907	spell->remove ();
1048	return success;	908	return success;
1049	}	909	}
1050		910
1051	/* This is where the main dispatch when someone casts a spell.	911	/* This is where the main dispatch when someone casts a spell.
…		…
1073	*	933	*
1074	* if it is a player casting the spell (op->type == PLAYER, op == caster),	934	* if it is a player casting the spell (op->type == PLAYER, op == caster),
1075	* this function will decrease the mana/grace appropriately. For other	935	* this function will decrease the mana/grace appropriately. For other
1076	* objects, the caller should do what it considers appropriate.	936	* objects, the caller should do what it considers appropriate.
1077	*/	937	*/
1078
1079	int	938	int
1080	cast_spell (object op, object caster, int dir, object spell_ob, char stringarg)	939	cast_spell (object op, object caster, int dir, object spell_ob, char stringarg)
1081	{	940	{
1082	const char *godname;	941	const char *godname;
1083	int success = 0, mflags, cast_level = 0, old_shoottype;	942	int success = 0, cast_level = 0;
1084	object *skill = NULL;	943	object *skill = NULL;
1085
1086	old_shoottype = op->contr ? op->contr->shoottype : 0;
1087		944
1088	if (!spell_ob)	945	if (!spell_ob)
1089	{	946	{
1090	LOG (llevError, "cast_spell: null spell object passed\n");	947	LOG (llevError, "cast_spell: null spell object passed\n");
1091	return 0;	948	return 0;
…		…
1119	* need to have the right skill pointer passed, so we need to	976	* need to have the right skill pointer passed, so we need to
1120	* at least process that code.	977	* at least process that code.
1121	*/	978	*/
1122	if (op->type == PLAYER && op == caster)	979	if (op->type == PLAYER && op == caster)
1123	{	980	{
1124	cast_level = caster_level (caster, spell_ob);
1125	if (spell_ob->skill)	981	if (spell_ob->skill)
1126	{	982	{
1127	skill = find_skill_by_name (op, spell_ob->skill);	983	skill = find_skill_by_name (op, spell_ob->skill);
		984
1128	if (!skill)	985	if (!skill)
1129	{	986	{
1130	new_draw_info_format (NDI_UNIQUE, 0, op, "You need the skill %s to cast %s.", &spell_ob->skill, &spell_ob->name);	987	op->failmsg (format ("You need the skill %s to cast %s! "
		988	"H<You either need to learn the skill via a skill scroll "
		989	"or you need to wear a talisman or holy symbol.>",
		990	&spell_ob->skill, &spell_ob->name));
1131	return 0;	991	return 0;
1132	}	992	}
1133	if (min_casting_level (op, spell_ob) > cast_level && !QUERY_FLAG (op, FLAG_WIZ))	993
		994	const char *msg = "";
		995
		996	int caster_level = skill->level;
		997
		998	if (op->path_attuned & spell_ob->path_attuned)
1134	{	999	{
1135	new_draw_info (NDI_UNIQUE, 0, op, "You lack enough skill to cast that spell.");	1000	caster_level += min (cast_level * 2, ATTUNE_REPELL);
		1001	msg = " (attuned)";
		1002	}
		1003
		1004	if (op->path_repelled & spell_ob->path_attuned)
		1005	{
		1006	caster_level = ATTUNE_REPELL; // negative is ok
		1007	msg = " (repelled)";
		1008	}
		1009
		1010	if (spell_ob->level > caster_level)
		1011	{
		1012	op->failmsg (format ("You lack enough skill to cast that spell! "
		1013	"H<Your effective cast level is %d%s, but level %d is required.>",
		1014	caster_level, msg, spell_ob->level));
		1015	if (!op->is_wiz ())
1136	return 0;	1016	return 0;
1137	}	1017	}
1138	}	1018	}
		1019
1139	/* If the caster is the wiz, they don't ever fail, and don't have	1020	/* If the caster is the wiz, they don't ever fail, and don't have
1140	* to have sufficient grace/mana.	1021	* to have sufficient grace/mana.
1141	*/	1022	*/
1142	if (!QUERY_FLAG (op, FLAG_WIZ))	1023	if (!QUERY_FLAG (op, FLAG_WIZ))
1143	{	1024	{
1144	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) &&	1025	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) &&
1145	SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) > op->stats.sp)	1026	SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) > op->stats.sp)
1146	{	1027	{
1147	new_draw_info (NDI_UNIQUE, 0, op, "You don't have enough mana.");	1028	op->failmsg ("You don't have enough mana!");
1148	return 0;	1029	return 0;
1149	}	1030	}
1150		1031
1151	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) &&	1032	if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) &&
1152	SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) > op->stats.grace)	1033	SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) > op->stats.grace)
1153	{	1034	{
1154	if (random_roll (0, op->stats.Wis - 1, op, PREFER_HIGH) + op->stats.grace -	1035	if (random_roll (0, op->stats.Wis - 1, op, PREFER_HIGH) + op->stats.grace -
1155	10 * SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) / op->stats.maxgrace > 0)	1036	10 * SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) / op->stats.maxgrace > 0)
1156	{
1157	new_draw_info_format (NDI_UNIQUE, 0, op, "%s grants your prayer, though you are unworthy.", godname);	1037	op->statusmsg (format ("%s grants your prayer, though you are unworthy.", godname));
1158	}
1159	else	1038	else
1160	{	1039	{
1161	prayer_failure (op, op->stats.grace, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) - op->stats.grace);	1040	prayer_failure (op, op->stats.grace, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) - op->stats.grace);
1162	new_draw_info_format (NDI_UNIQUE, 0, op, "%s ignores your prayer.", godname);	1041	op->failmsg (format ("%s ignores your prayer.", godname));
1163	return 0;	1042	return 0;
1164	}	1043	}
1165	}	1044	}
1166		1045
1167	/* player/monster is trying to cast the spell. might fumble it */	1046	/* player/monster is trying to cast the spell. might fumble it */
1168	if (spell_ob->stats.grace && random_roll (0, 99, op, PREFER_HIGH) <	1047	if (spell_ob->stats.grace && random_roll (0, 99, op, PREFER_HIGH) <
1169	(spell_ob->level / (float) MAX (1, op->level) * cleric_chance[op->stats.Wis]))	1048	(spell_ob->level / (float) MAX (1, op->level) * cleric_chance[op->stats.Wis]))
1170	{	1049	{
1171	play_sound_player_only (op->contr, SOUND_FUMBLE_SPELL, 0, 0);	1050	op->contr->play_sound (sound_find ("fumble_spell"));
1172	new_draw_info (NDI_UNIQUE, 0, op, "You fumble the spell.");	1051	op->failmsg ("You fumble the prayer.");
1173	if (settings.casting_time == TRUE)	1052
1174	{
1175	op->casting_time = -1;
1176	}
1177	op->stats.grace -= random_roll (1, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE), op, PREFER_LOW);	1053	op->stats.grace -= random_roll (1, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE), op, PREFER_LOW);
1178	return 0;	1054	return 0;
1179	}	1055	}
1180	else if (spell_ob->stats.sp)	1056	else if (spell_ob->stats.sp)
1181	{	1057	{
1182	int failure = random_roll (0, 199, op, PREFER_HIGH) - op->contr->encumbrance + op->level - spell_ob->level + 35;	1058	int failure = random_roll (0, 199, op, PREFER_HIGH) - op->contr->encumbrance + op->level - spell_ob->level + 35;
1183		1059
1184	if (failure < 0)	1060	if (failure < 0)
1185	{	1061	{
1186	new_draw_info (NDI_UNIQUE, 0, op, "You bungle the spell because you have too much heavy equipment in use.");	1062	op->failmsg ("You bungle the spell because you have too much heavy equipment in use.");
1187	if (settings.spell_failure_effects == TRUE)	1063	if (settings.spell_failure_effects == TRUE)
1188	spell_failure (op, failure, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), skill);	1064	spell_failure (op, failure, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), skill);
1189	op->contr->shoottype = (rangetype) old_shoottype;	1065
1190	op->stats.sp -= random_roll (0, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), op, PREFER_LOW);	1066	op->stats.sp -= random_roll (0, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), op, PREFER_LOW);
1191	return 0;	1067	return 0;
1192	}	1068	}
1193	}	1069	}
1194	}	1070	}
1195	}	1071	}
1196		1072
1197	mflags = get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL);	1073	int mflags = op->ms ().flags ();
1198		1074
1199	/* See if we can cast a spell here. If the caster and op are	1075	/* See if we can cast a spell here. If the caster and op are
1200	* not alive, then this would mean that the mapmaker put the	1076	* not alive, then this would mean that the mapmaker put the
1201	* objects on the space - presume that they know what they are	1077	* objects on the space - presume that they know what they are
1202	* doing.	1078	* doing.
1203	*/	1079	*/
1204		1080
1205	if ((mflags & P_SAFE) && !QUERY_FLAG (op, FLAG_WIZCAST)) // There is _ABSOLUTELY_ no magic allowed here (except wizards :-)!	1081	if ((mflags & P_SAFE) && !QUERY_FLAG (op, FLAG_WIZCAST)) // There is _ABSOLUTELY_ no magic allowed here (except wizards :-)!
1206	{	1082	{
1207	new_draw_info (NDI_UNIQUE, 0, op, "This ground is sacred! The gods prevent any magical effects done by you here!.");	1083	op->failmsg ("This ground is sacred! The gods prevent any magical effects done by you here!");
1208	return 0;	1084	return 0;
1209	}	1085	}
1210		1086
1211	if ((spell_ob->type == SPELL)	1087	if ((spell_ob->type == SPELL)
1212	&& (caster->type != POTION)	1088	&& (caster->type != POTION)
…		…
1217	{	1093	{
1218	if (op->type != PLAYER)	1094	if (op->type != PLAYER)
1219	return 0;	1095	return 0;
1220		1096
1221	if ((mflags & P_NO_CLERIC) && spell_ob->stats.grace)	1097	if ((mflags & P_NO_CLERIC) && spell_ob->stats.grace)
1222	new_draw_info_format (NDI_UNIQUE, 0, op, "This ground is unholy! %s ignores you.", godname);	1098	op->failmsg (format ("This ground is unholy! %s ignores you.", godname));
1223	else	1099	else if (object *item = op->contr->ranged_ob)
1224	switch (op->contr->shoottype)
1225	{	1100	{
1226	case range_magic:	1101	if (item->type == SPELL)
1227	new_draw_info (NDI_UNIQUE, 0, op, "Something blocks your spellcasting.");	1102	op->failmsg ("Something blocks your spellcasting.");
1228	break;	1103	else if (item->type == SCROLL)
1229	case range_misc:	1104	op->failmsg ("Something blocks the magic of your scroll.");
1230	new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of your item.");
1231	break;
1232	case range_golem:
1233	new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of your scroll.");
1234	break;
1235	default:
1236	break;
1237	}
1238	return 0;
1239	}
1240
1241	if (caster == op && settings.casting_time == TRUE && spell_ob->type == SPELL)
1242	{
1243	if (op->casting_time == -1)
1244	{ /* begin the casting */
1245	op->casting_time = (sint16) (spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob));
1246	op->spell = spell_ob;
1247	/* put the stringarg into the object struct so that when the
1248	* spell is actually cast, it knows about the stringarg.
1249	* necessary for the invoke command spells.
1250	*/
1251	if (stringarg)
1252	{
1253	op->spellarg = strdup (stringarg);
1254	}
1255	else	1105	else
1256	op->spellarg = NULL;	1106	op->failmsg ("Something blocks the magic of your item.");
1257	return 0;
1258	}
1259	else if (op->casting_time != 0)
1260	{
1261	if (op->type == PLAYER)
1262	new_draw_info (NDI_UNIQUE, 0, op, "You are casting!");
1263	return 0;
1264	}	1107	}
1265	else	1108	else
1266	{ /* casting_time == 0 */	1109	op->failmsg ("Something blocks the spell!");
1267	op->casting_time = -1;	1110
1268	spell_ob = op->spell;	1111	return 0;
1269	stringarg = op->spellarg;
1270	}
1271	}
1272	else
1273	{	1112	}
		1113
1274	/* Take into account how long it takes to cast the spell.	1114	/* Take into account how long it takes to cast the spell.
1275	* if the player is casting it, then we use the time in	1115	* if the player is casting it, then we use the time in
1276	* the spell object. If it is a spell object, have it	1116	* the spell object. If it is a spell object, have it
1277	* take two ticks. Things that cast spells on the players	1117	* take two ticks. Things that cast spells on the players
1278	* behalf (eg, altars, and whatever else) shouldn't cost	1118	* behalf (eg, altars, and whatever else) shouldn't cost
1279	* the player any time.	1119	* the player any time.
1280	* Ignore casting time for firewalls	1120	* Ignore casting time for firewalls
		1121	*/
		1122	if (caster == op && caster->type != FIREWALL)
		1123	{
		1124	op->speed_left -= spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed);
		1125	/* Other portions of the code may also decrement the speed of the player, so
		1126	* put a lower limit so that the player isn't stuck here too long
1281	*/	1127	*/
1282	if (caster == op && caster->type != FIREWALL)
1283	{
1284	op->speed_left -= spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed);
1285	/* Other portions of the code may also decrement the speed of the player, so
1286	* put a lower limit so that the player isn't stuck here too long
1287	*/
1288	if ((spell_ob->casting_time > 0) && op->speed_left < -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed))	1128	if ((spell_ob->casting_time > 0) && op->speed_left < -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed))
1289	op->speed_left = -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed);	1129	op->speed_left = -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed);
1290	}	1130	}
1291	else if (caster->type == WAND \|\| caster->type == HORN \|\| caster->type == ROD \|\| caster->type == POTION \|\| caster->type == SCROLL)	1131	else if (caster->type == WAND \|\| caster->type == HORN \|\| caster->type == ROD \|\| caster->type == POTION \|\| caster->type == SCROLL)
1292	{
1293	op->speed_left -= 2 * FABS (op->speed);	1132	op->speed_left -= 2 * FABS (op->speed);
1294	}
1295	}
1296		1133
1297	if (op->type == PLAYER && op == caster)	1134	if (op->type == PLAYER && op == caster)
1298	{	1135	{
1299	op->stats.grace -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE);	1136	op->stats.grace -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE);
1300	op->stats.sp -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA);	1137	op->stats.sp -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA);
…		…
1307	if (op != caster && !skill && caster->skill)	1144	if (op != caster && !skill && caster->skill)
1308	{	1145	{
1309	skill = find_skill_by_name (op, caster->skill);	1146	skill = find_skill_by_name (op, caster->skill);
1310	if (!skill)	1147	if (!skill)
1311	{	1148	{
1312	new_draw_info_format (NDI_UNIQUE, 0, op, "You lack the skill %s to use the %s", &caster->skill, query_name (caster));	1149	op->failmsg (format ("You lack the skill %s to use the %s!", &caster->skill, query_name (caster)));
1313	return 0;	1150	return 0;
1314	}	1151	}
		1152
1315	change_skill (op, skill, 0); /* needed for proper exp credit */	1153	op->change_skill (skill); /* needed for proper exp credit */
1316	}	1154	}
		1155
		1156	if (INVOKE_OBJECT (CAST_SPELL, spell_ob, ARG_OBJECT (op), ARG_OBJECT (caster), ARG_INT (dir), ARG_STRING (stringarg)))
		1157	return RESULT_INT (0);
1317		1158
1318	switch (spell_ob->subtype)	1159	switch (spell_ob->subtype)
1319	{	1160	{
1320	/* The order of case statements is same as the order they show up	1161	/* The order of case statements is same as the order they show up
1321	* in in spells.h.	1162	* in in spells.h.
1322	*/	1163	*/
1323	case SP_RAISE_DEAD:	1164	case SP_RAISE_DEAD:
1324	success = cast_raise_dead_spell (op, caster, spell_ob, dir, stringarg);	1165	success = cast_raise_dead_spell (op, caster, spell_ob, dir, stringarg);
1325	break;	1166	break;
1326		1167
1327	case SP_RUNE:	1168	case SP_RUNE:
…		…
1355	case SP_SMITE:	1196	case SP_SMITE:
1356	success = cast_smite_spell (op, caster, dir, spell_ob);	1197	success = cast_smite_spell (op, caster, dir, spell_ob);
1357	break;	1198	break;
1358		1199
1359	case SP_MAGIC_MISSILE:	1200	case SP_MAGIC_MISSILE:
1360	success = fire_arch_from_position (op, caster, op->x + freearr_x[dir], op->y + freearr_y[dir], dir, spell_ob);	1201	success = fire_arch_from_position (op, caster, op->x, op->y, dir, spell_ob);
1361	break;	1202	break;
1362		1203
1363	case SP_SUMMON_GOLEM:	1204	case SP_SUMMON_GOLEM:
1364	success = summon_golem (op, caster, dir, spell_ob);	1205	success = summon_golem (op, caster, dir, spell_ob);
1365	old_shoottype = range_golem;
1366	break;	1206	break;
1367		1207
1368	case SP_DIMENSION_DOOR:	1208	case SP_DIMENSION_DOOR:
1369	/* dimension door needs the actual caster, because that is what is	1209	/* dimension door needs the actual caster, because that is what is
1370	* moved.	1210	* moved.
…		…
1443	#ifdef NO_POLYMORPH	1283	#ifdef NO_POLYMORPH
1444	/* Not great, but at least provide feedback so if players do have	1284	/* Not great, but at least provide feedback so if players do have
1445	* polymorph (ie, find it as a preset item or left over from before	1285	* polymorph (ie, find it as a preset item or left over from before
1446	* it was disabled), they get some feedback.	1286	* it was disabled), they get some feedback.
1447	*/	1287	*/
1448	new_draw_info (NDI_UNIQUE, 0, op, "The spell fizzles");	1288	op->failmsg ("The spell fizzles!");
1449	success = 0;	1289	success = 0;
1450	#else	1290	#else
1451	success = cast_polymorph (op, caster, spell_ob, dir);	1291	success = cast_polymorph (op, caster, spell_ob, dir);
1452	#endif	1292	#endif
1453	break;	1293	break;
…		…
1473	break;	1313	break;
1474		1314
1475	case SP_MOVING_BALL:	1315	case SP_MOVING_BALL:
1476	if (spell_ob->path_repelled && (spell_ob->path_repelled & caster->path_attuned) != spell_ob->path_repelled)	1316	if (spell_ob->path_repelled && (spell_ob->path_repelled & caster->path_attuned) != spell_ob->path_repelled)
1477	{	1317	{
1478	new_draw_info_format (NDI_UNIQUE, 0, op, "You lack the proper attunement to cast %s", &spell_ob->name);	1318	op->failmsg (format ("You lack the proper attunement to cast %s!", &spell_ob->name));
1479	success = 0;	1319	success = 0;
1480	}	1320	}
1481	else	1321	else
1482	success = fire_arch_from_position (op, caster, op->x + freearr_x[dir], op->y + freearr_y[dir], dir, spell_ob);	1322	success = fire_arch_from_position (op, caster, op->x, op->y, dir, spell_ob);
1483	break;	1323	break;
1484		1324
1485	case SP_SWARM:	1325	case SP_SWARM:
1486	success = fire_swarm (op, caster, spell_ob, dir);	1326	success = fire_swarm (op, caster, spell_ob, dir);
1487	break;	1327	break;
…		…
1503	success = cast_consecrate (op, caster, spell_ob);	1343	success = cast_consecrate (op, caster, spell_ob);
1504	break;	1344	break;
1505		1345
1506	case SP_ANIMATE_WEAPON:	1346	case SP_ANIMATE_WEAPON:
1507	success = animate_weapon (op, caster, spell_ob, dir);	1347	success = animate_weapon (op, caster, spell_ob, dir);
1508	old_shoottype = range_golem;
1509	break;	1348	break;
1510		1349
1511	case SP_LIGHT:	1350	case SP_LIGHT:
1512	success = cast_light (op, caster, spell_ob, dir);	1351	success = cast_light (op, caster, spell_ob, dir);
1513	break;	1352	break;
…		…
1526		1365
1527	case SP_AURA:	1366	case SP_AURA:
1528	success = create_aura (op, caster, spell_ob);	1367	success = create_aura (op, caster, spell_ob);
1529	break;	1368	break;
1530		1369
1531	case SP_TOWN_PORTAL:
1532	success = cast_create_town_portal (op, caster, spell_ob, dir);
1533	break;
1534
1535	case SP_PARTY_SPELL:	1370	case SP_PARTY_SPELL:
1536	success = cast_party_spell (op, caster, dir, spell_ob, stringarg);	1371	success = cast_party_spell (op, caster, dir, spell_ob, stringarg);
1537	break;	1372	break;
1538		1373
1539	default:	1374	default:
1540	if (!INVOKE_OBJECT (CAST_SPELL, spell_ob, ARG_OBJECT (op), ARG_OBJECT (caster), ARG_INT (dir), ARG_STRING (stringarg)))
1541	LOG (llevError, "cast_spell: Unhandled spell subtype %d\n", spell_ob->subtype);	1375	LOG (llevError, "cast_spell: Unhandled spell subtype %d\n", spell_ob->subtype);
1542	}
1543
1544	/* FIXME - we need some better sound suppport */
1545	// yes, for example, augment map info with the spell effect
1546	// so clients can calculate the sounds themselves
1547	//play_sound_map(op->map, op->x, op->y, SOUND_CAST_SPELL_0 + spell_ob->subtype);
1548
1549	/* free the spell arg */
1550	if (settings.casting_time == TRUE && stringarg)
1551	{	1376	}
1552	free (stringarg);	1377
1553	stringarg = NULL;	1378	op->play_sound (
1554	}	1379	success
1555	/* perhaps a bit of a hack, but if using a wand, it has to change the skill	1380	? spell_ob->sound
1556	* to something like use_magic_item, but you really want to be able to fire	1381	? spell_ob->sound
1557	* it again.	1382	: sound_find ("spell_success")
1558	*/	1383	: sound_find ("fumble_spell")
1559	if (op->contr)	1384	);
1560	op->contr->shoottype = (rangetype) old_shoottype;
1561		1385
1562	return success;	1386	return success;
1563	}	1387	}
1564		1388
1565
1566	/* This is called from time.c/process_object(). That function	1389	/* This is called from time.c/process_object(). That function
1567	* calls this for any SPELL_EFFECT type objects. This function	1390	* calls this for any SPELL_EFFECT type objects. This function
1568	* then dispatches them to the appropriate specific routines.	1391	* then dispatches them to the appropriate specific routines.
1569	*/	1392	*/
1570	void	1393	void
1571	move_spell_effect (object *op)	1394	move_spell_effect (object *op)
1572	{	1395	{
…		…
1630	check_bullet (op);	1453	check_bullet (op);
1631	return;	1454	return;
1632	}	1455	}
1633	}	1456	}
1634		1457
1635	/* This is called by move_apply. Basically, if someone	1458	/* This is called by move_apply. Basically, if someone
1636	* moves onto a spell effect and the walk_on or fly_on flags	1459	* moves onto a spell effect and the walk_on or fly_on flags
1637	* are set, this is called. This should only be called for	1460	* are set, this is called. This should only be called for
1638	* objects of the appropraite type.	1461	* objects of the appropriate type.
1639	*/	1462	*/
1640	void	1463	void
1641	apply_spell_effect (object spell, object victim)	1464	apply_spell_effect (object spell, object victim)
1642	{	1465	{
1643	switch (spell->subtype)	1466	switch (spell->subtype)
…		…
1658	break;	1481	break;
1659		1482
1660	case SP_MOVING_BALL:	1483	case SP_MOVING_BALL:
1661	if (QUERY_FLAG (victim, FLAG_ALIVE))	1484	if (QUERY_FLAG (victim, FLAG_ALIVE))
1662	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);	1485	hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);
1663	else if (victim->material \|\| victim->materialname)	1486	else if (victim->materialname)
1664	save_throw_object (victim, spell->attacktype, spell);	1487	save_throw_object (victim, spell->attacktype, spell);
1665	break;	1488	break;
1666	}	1489	}
1667	}	1490	}
		1491

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Comparing deliantra/server/server/spell_util.C (file contents): Revision 1.34 by pippijn, Mon Jan 15 21:06:20 2007 UTC vs. Revision 1.80 by root, Mon Sep 29 08:25:02 2008 UTC

Diff Legend

Comparing deliantra/server/server/spell_util.C (file contents):
Revision 1.34 by pippijn, Mon Jan 15 21:06:20 2007 UTC vs.
Revision 1.80 by root, Mon Sep 29 08:25:02 2008 UTC