1 | /* |
1 | /* |
2 | * This file is part of Crossfire TRT, the Roguelike Realtime MORPG. |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
3 | * |
3 | * |
4 | * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team |
4 | * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 | * Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team |
5 | * Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team |
6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
7 | * |
7 | * |
8 | * Crossfire TRT is free software: you can redistribute it and/or modify |
8 | * Deliantra is free software: you can redistribute it and/or modify |
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 3 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, |
… | |
… | |
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, see <http://www.gnu.org/licenses/>. |
19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
20 | * |
20 | * |
21 | * The authors can be reached via e-mail to <crossfire@schmorp.de> |
21 | * The authors can be reached via e-mail to <support@deliantra.net> |
22 | */ |
22 | */ |
23 | |
23 | |
24 | #include <global.h> |
24 | #include <global.h> |
25 | #include <spells.h> |
25 | #include <spells.h> |
26 | #include <object.h> |
26 | #include <object.h> |
… | |
… | |
77 | dest->skill = spob->skill; |
77 | dest->skill = spob->skill; |
78 | else |
78 | else |
79 | dest->skill = caster->skill; |
79 | dest->skill = caster->skill; |
80 | } |
80 | } |
81 | |
81 | |
82 | /* init_spells: This should really be called check_spells, as that |
|
|
83 | * is what it does. It goes through the spells looking for any |
|
|
84 | * obvious errors. This was most useful in debugging when re-doing |
|
|
85 | * all the spells to catch simple errors. To use it all the time |
|
|
86 | * will result in it spitting out messages that aren't really errors. |
|
|
87 | */ |
|
|
88 | void |
|
|
89 | init_spells (void) |
|
|
90 | { |
|
|
91 | #ifdef SPELL_DEBUG |
|
|
92 | static int init_spells_done = 0; |
|
|
93 | int i; |
|
|
94 | archetype *at; |
|
|
95 | |
|
|
96 | if (init_spells_done) |
|
|
97 | return; |
|
|
98 | LOG (llevDebug, "Checking spells...\n"); |
|
|
99 | |
|
|
100 | for_all_archetypes (at) |
|
|
101 | { |
|
|
102 | if (at->type == SPELL) |
|
|
103 | { |
|
|
104 | if (at->skill) |
|
|
105 | { |
|
|
106 | for (i = 1; i < NUM_SKILLS; i++) |
|
|
107 | if (!strcmp (skill_names[i], at->skill)) |
|
|
108 | break; |
|
|
109 | if (i == NUM_SKILLS) |
|
|
110 | { |
|
|
111 | LOG (llevError, "Spell %s has improper associated skill %s\n", at->name, at->skill); |
|
|
112 | } |
|
|
113 | } |
|
|
114 | /* other_arch is already checked for in the loader */ |
|
|
115 | } |
|
|
116 | } |
|
|
117 | |
|
|
118 | i = 0; |
|
|
119 | while (spell_mapping[i]) |
|
|
120 | { |
|
|
121 | if (!archetype::find (spell_mapping[i])) |
|
|
122 | { |
|
|
123 | LOG (llevError, "Unable to find spell mapping %s (%i)\n", spell_mapping[i], i); |
|
|
124 | } |
|
|
125 | i++; |
|
|
126 | } |
|
|
127 | LOG (llevDebug, "Checking spells completed.\n"); |
|
|
128 | #endif |
|
|
129 | } |
|
|
130 | |
|
|
131 | /* Dumps all the spells - now also dumps skill associated with the spell. |
|
|
132 | * not sure what this would be used for, as the data seems pretty |
|
|
133 | * minimal, but easy enough to keep around. |
|
|
134 | */ |
|
|
135 | void |
|
|
136 | dump_spells (void) |
|
|
137 | { |
|
|
138 | archetype *at; |
|
|
139 | |
|
|
140 | for_all_archetypes (at) |
|
|
141 | { |
|
|
142 | if (at->type == SPELL) |
|
|
143 | { |
|
|
144 | fprintf (stderr, "%s:%s:%s:%s:%d\n", &at->object::name, |
|
|
145 | &at->archname, at->other_arch ? &at->other_arch->archname : "<nil>", &at->skill, at->level); |
|
|
146 | } |
|
|
147 | } |
|
|
148 | } |
|
|
149 | |
|
|
150 | /* pretty basic function - basically just takes |
82 | /* pretty basic function - basically just takes |
151 | * 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 |
152 | */ |
84 | */ |
153 | void |
85 | void |
154 | 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) |
… | |
… | |
168 | * Returns modified level. |
100 | * Returns modified level. |
169 | */ |
101 | */ |
170 | int |
102 | int |
171 | min_casting_level (object *caster, object *spell) |
103 | min_casting_level (object *caster, object *spell) |
172 | { |
104 | { |
173 | int new_level; |
|
|
174 | |
|
|
175 | if (caster->path_denied & spell->path_attuned) |
105 | if (caster->path_denied & spell->path_attuned) |
176 | return 1; |
106 | return 1; |
177 | |
107 | |
178 | new_level = spell->level |
108 | int new_level = spell->level |
179 | + (caster->path_repelled & spell->path_attuned ? +2 : 0) |
109 | + (caster->path_repelled & spell->path_attuned ? +8 : 0) |
180 | + (caster->path_attuned & spell->path_attuned ? -2 : 0); |
110 | + (caster->path_attuned & spell->path_attuned ? -8 : 0); |
181 | |
111 | |
182 | return max (1, new_level); |
112 | return max (1, new_level); |
183 | } |
113 | } |
184 | |
114 | |
185 | /* This function returns the effective level the spell |
115 | /* This function returns the effective level the spell |
… | |
… | |
191 | int |
121 | int |
192 | caster_level (object *caster, object *spell) |
122 | caster_level (object *caster, object *spell) |
193 | { |
123 | { |
194 | int level = caster->level; |
124 | int level = caster->level; |
195 | |
125 | |
196 | /* 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. */ |
197 | 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 */ |
198 | for (int i = 0; i < NUM_SKILLS; i++) |
135 | for (int i = 0; i < NUM_SKILLS; i++) |
199 | if (caster->contr->last_skill_ob[i] && caster->contr->last_skill_ob[i]->skill == spell->skill) |
136 | if (caster->contr->last_skill_ob[i] && caster->contr->last_skill_ob[i]->skill == spell->skill) |
200 | { |
137 | { |
201 | level = caster->contr->last_skill_ob[i]->level; |
138 | level = caster->contr->last_skill_ob[i]->level; |
202 | break; |
139 | break; |
203 | } |
140 | } |
204 | |
141 | |
205 | /* if a rod is fired by a player, take the use_magic_item skill in consideration. */ |
|
|
206 | if (caster->type == ROD && caster->env && caster->env->type == PLAYER) |
|
|
207 | { |
|
|
208 | object *skill = find_skill_by_number (caster->env, SK_USE_MAGIC_ITEM); |
|
|
209 | int sk_level = skill ? skill->level : 1; |
|
|
210 | |
|
|
211 | level = MIN (level, sk_level + level / 10 + 1); |
|
|
212 | } |
|
|
213 | |
|
|
214 | /* Got valid caster level. Now adjust for attunement */ |
142 | /* Got valid caster level. Now adjust for attunement */ |
215 | level += caster->path_repelled & spell->path_attuned ? -2 : 0; |
143 | level += caster->path_repelled & spell->path_attuned ? -8 : 0; |
216 | level += caster->path_attuned & spell->path_attuned ? +2 : 0; |
144 | level += caster->path_attuned & spell->path_attuned ? +8 : 0; |
217 | |
145 | |
218 | /* 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 |
219 | * errors in various places. |
147 | * errors in various places. |
220 | */ |
148 | */ |
221 | return max (level, 1); |
149 | return max (level, 1); |
… | |
… | |
265 | else |
193 | else |
266 | { |
194 | { |
267 | sp = (int) (spell->stats.sp * PATH_SP_MULT (caster, spell)); |
195 | sp = (int) (spell->stats.sp * PATH_SP_MULT (caster, spell)); |
268 | if (spell->stats.sp && !sp) |
196 | if (spell->stats.sp && !sp) |
269 | sp = 1; |
197 | sp = 1; |
|
|
198 | |
270 | grace = (int) (spell->stats.grace * PATH_SP_MULT (caster, spell)); |
199 | grace = (int) (spell->stats.grace * PATH_SP_MULT (caster, spell)); |
271 | if (spell->stats.grace && !grace) |
200 | if (spell->stats.grace && !grace) |
272 | grace = 1; |
201 | grace = 1; |
273 | } |
202 | } |
|
|
203 | |
274 | if (flags == SPELL_HIGHEST) |
204 | if (flags == SPELL_HIGHEST) |
275 | return MAX (sp, grace); |
205 | return MAX (sp, grace); |
276 | else if (flags == SPELL_GRACE) |
206 | else if (flags == SPELL_GRACE) |
277 | return grace; |
207 | return grace; |
278 | else if (flags == SPELL_MANA) |
208 | else if (flags == SPELL_MANA) |
… | |
… | |
282 | 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); |
283 | return 0; |
213 | return 0; |
284 | } |
214 | } |
285 | } |
215 | } |
286 | |
216 | |
287 | |
|
|
288 | /* SP_level_dam_adjust: Returns adjusted damage based on the caster. |
217 | /* SP_level_dam_adjust: Returns adjusted damage based on the caster. |
289 | * spob is the spell we are adjusting. |
218 | * spob is the spell we are adjusting. |
290 | */ |
219 | */ |
291 | int |
220 | int |
292 | SP_level_dam_adjust (object *caster, object *spob) |
221 | SP_level_dam_adjust (object *caster, object *spob) |
293 | { |
222 | { |
|
|
223 | if (!spob->dam_modifier) |
|
|
224 | return 0; |
|
|
225 | |
294 | int level = caster_level (caster, spob); |
226 | int level = caster_level (caster, spob); |
295 | int adj = level - min_casting_level (caster, spob); |
227 | return max (0, level - min_casting_level (caster, spob)) / spob->dam_modifier; |
296 | |
|
|
297 | if (adj < 0) |
|
|
298 | adj = 0; |
|
|
299 | if (spob->dam_modifier) |
|
|
300 | adj /= spob->dam_modifier; |
|
|
301 | else |
|
|
302 | adj = 0; |
|
|
303 | return adj; |
|
|
304 | } |
228 | } |
305 | |
229 | |
306 | /* Adjust the strength of the spell based on level. |
230 | /* Adjust the strength of the spell based on level. |
307 | * This is basically the same as SP_level_dam_adjust above, |
231 | * This is basically the same as SP_level_dam_adjust above, |
308 | * but instead looks at the level_modifier value. |
232 | * but instead looks at the level_modifier value. |
309 | */ |
233 | */ |
310 | int |
234 | int |
311 | SP_level_duration_adjust (object *caster, object *spob) |
235 | SP_level_duration_adjust (object *caster, object *spob) |
312 | { |
236 | { |
|
|
237 | if (!spob->duration_modifier) |
|
|
238 | return 0; |
|
|
239 | |
313 | int level = caster_level (caster, spob); |
240 | int level = caster_level (caster, spob); |
314 | int adj = level - min_casting_level (caster, spob); |
241 | return max (0, level - min_casting_level (caster, spob)) / spob->duration_modifier; |
315 | |
|
|
316 | if (adj < 0) |
|
|
317 | adj = 0; |
|
|
318 | if (spob->duration_modifier) |
|
|
319 | adj /= spob->duration_modifier; |
|
|
320 | else |
|
|
321 | adj = 0; |
|
|
322 | |
|
|
323 | return adj; |
|
|
324 | } |
242 | } |
325 | |
243 | |
326 | /* Adjust the strength of the spell based on level. |
244 | /* Adjust the strength of the spell based on level. |
327 | * This is basically the same as SP_level_dam_adjust above, |
245 | * This is basically the same as SP_level_dam_adjust above, |
328 | * but instead looks at the level_modifier value. |
246 | * but instead looks at the level_modifier value. |
329 | */ |
247 | */ |
330 | int |
248 | int |
331 | SP_level_range_adjust (object *caster, object *spob) |
249 | SP_level_range_adjust (object *caster, object *spob) |
332 | { |
250 | { |
|
|
251 | if (!spob->range_modifier) |
|
|
252 | return 0; |
|
|
253 | |
333 | int level = caster_level (caster, spob); |
254 | int level = caster_level (caster, spob); |
334 | int adj = level - min_casting_level (caster, spob); |
255 | return (level - min_casting_level (caster, spob)) / spob->range_modifier; |
335 | |
|
|
336 | if (adj < 0) |
|
|
337 | adj = 0; |
|
|
338 | if (spob->range_modifier) |
|
|
339 | adj /= spob->range_modifier; |
|
|
340 | else |
|
|
341 | adj = 0; |
|
|
342 | |
|
|
343 | return adj; |
|
|
344 | } |
256 | } |
345 | |
257 | |
346 | /* 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 |
347 | * as an existing spell, we presume they know it. |
259 | * as an existing spell, we presume they know it. |
348 | * 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. |
349 | */ |
261 | */ |
350 | object * |
262 | object * |
351 | check_spell_known (object *op, const char *name) |
263 | check_spell_known (object *op, const char *name) |
352 | { |
264 | { |
353 | object *spop; |
265 | object *spop; |
|
|
266 | shstr_cmp name_ (name); |
354 | |
267 | |
355 | for (spop = op->inv; spop; spop = spop->below) |
268 | for (spop = op->inv; spop; spop = spop->below) |
356 | if (spop->type == SPELL && !strcmp (spop->name, name)) |
269 | if (spop->type == SPELL && spop->name == name) |
357 | return spop; |
270 | return spop; |
358 | |
271 | |
359 | return NULL; |
272 | return 0; |
360 | } |
273 | } |
361 | |
274 | |
362 | |
275 | |
363 | /* |
276 | /* |
364 | * Look at object 'op' and see if they know the spell |
277 | * Look at object 'op' and see if they know the spell |
… | |
… | |
457 | 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."); |
458 | 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."); |
459 | dir = 0; |
372 | dir = 0; |
460 | } |
373 | } |
461 | |
374 | |
|
|
375 | SET_FLAG (new_op, FLAG_IDENTIFIED); |
462 | op->map->insert (new_op, |
376 | op->map->insert (new_op, |
463 | op->x + freearr_x[dir], op->y + freearr_y[dir], |
377 | op->x + freearr_x[dir], op->y + freearr_y[dir], |
464 | op, |
378 | op, |
465 | dir ? 0 : INS_BELOW_ORIGINATOR); |
379 | dir ? 0 : INS_BELOW_ORIGINATOR); |
466 | |
380 | |
… | |
… | |
480 | { |
394 | { |
481 | if (!xy_normalise (m, x, y)) |
395 | if (!xy_normalise (m, x, y)) |
482 | return 0; |
396 | return 0; |
483 | |
397 | |
484 | mapspace &ms = m->at (x, y); |
398 | mapspace &ms = m->at (x, y); |
|
|
399 | ms.update (); |
485 | |
400 | |
486 | if (OB_TYPE_MOVE_BLOCK (op, ms.move_block)) |
401 | if (OB_TYPE_MOVE_BLOCK (op, ms.move_block)) |
487 | return 0; |
402 | return 0; |
488 | |
403 | |
489 | for (object *tmp = ms.bot; tmp; tmp = tmp->above) |
404 | for (object *tmp = ms.bot; tmp; tmp = tmp->above) |
… | |
… | |
525 | /* |
440 | /* |
526 | * Combine similar spell effects into one spell effect. Needed for |
441 | * Combine similar spell effects into one spell effect. Needed for |
527 | * performance reasons with meteor swarm and the like, but also for |
442 | * performance reasons with meteor swarm and the like, but also for |
528 | * playability reasons. |
443 | * playability reasons. |
529 | */ |
444 | */ |
530 | if (tmp->arch == op->arch |
445 | if (tmp->arch == op->arch /* no harm if not comparing by name here */ |
531 | && tmp->type == op->type |
446 | && tmp->type == op->type |
532 | && tmp->subtype == op->subtype |
447 | && tmp->subtype == op->subtype |
533 | && tmp->owner == op->owner |
448 | && tmp->owner == op->owner |
534 | && ((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))) |
535 | { |
450 | { |
… | |
… | |
556 | * dir: direction to fire in. |
471 | * dir: direction to fire in. |
557 | * 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 |
558 | * to fire. |
473 | * to fire. |
559 | * returns 0 on failure, 1 on success. |
474 | * returns 0 on failure, 1 on success. |
560 | */ |
475 | */ |
561 | |
|
|
562 | int |
476 | int |
563 | 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) |
564 | { |
478 | { |
565 | object *tmp; |
|
|
566 | int mflags; |
|
|
567 | maptile *m; |
|
|
568 | |
|
|
569 | if (spell->other_arch == NULL) |
479 | if (!spell->other_arch) |
570 | return 0; |
480 | return 0; |
571 | |
481 | |
572 | m = op->map; |
482 | object *tmp = spell->other_arch->instance (); |
573 | mflags = get_map_flags (m, &m, x, y, &x, &y); |
|
|
574 | if (mflags & P_OUT_OF_MAP) |
|
|
575 | { |
|
|
576 | return 0; |
|
|
577 | } |
|
|
578 | |
483 | |
579 | tmp = arch_to_object (spell->other_arch); |
484 | if (!tmp) |
580 | |
|
|
581 | if (tmp == NULL) |
|
|
582 | return 0; |
485 | return 0; |
583 | |
|
|
584 | if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (m, x, y))) |
|
|
585 | { |
|
|
586 | new_draw_info (NDI_UNIQUE, 0, op, "You can't cast the spell on top of a wall!\n"); |
|
|
587 | tmp->destroy (); |
|
|
588 | return 0; |
|
|
589 | } |
|
|
590 | |
486 | |
591 | 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); |
592 | tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell); |
488 | tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell); |
593 | /* 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 */ |
594 | tmp->stats.food = tmp->duration; |
490 | tmp->stats.food = tmp->duration; |
595 | tmp->range = spell->range + SP_level_range_adjust (caster, spell); |
491 | tmp->range = spell->range + SP_level_range_adjust (caster, spell); |
596 | tmp->attacktype = spell->attacktype; |
492 | tmp->attacktype = spell->attacktype; |
597 | tmp->x = x; |
|
|
598 | tmp->y = y; |
|
|
599 | tmp->direction = dir; |
493 | tmp->direction = dir; |
600 | if (op->owner != NULL) |
|
|
601 | tmp->set_owner (op); |
494 | tmp->set_owner (op); |
602 | else |
|
|
603 | tmp->set_owner (op); |
|
|
604 | tmp->level = caster_level (caster, spell); |
495 | tmp->level = caster_level (caster, spell); |
605 | set_spell_skill (op, caster, spell, tmp); |
496 | set_spell_skill (op, caster, spell, tmp); |
606 | |
497 | |
607 | /* needed for AT_HOLYWORD,AT_GODPOWER stuff */ |
498 | /* needed for AT_HOLYWORD,AT_GODPOWER stuff */ |
608 | if (tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER) |
499 | if (tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER) |
609 | { |
|
|
610 | if (!tailor_god_spell (tmp, op)) |
500 | if (!tailor_god_spell (tmp, op)) |
611 | return 0; |
501 | return 0; |
612 | } |
502 | |
613 | if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE)) |
503 | if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE)) |
614 | SET_ANIMATION (tmp, dir); |
504 | SET_ANIMATION (tmp, dir); |
615 | |
505 | |
616 | if ((tmp = insert_ob_in_map (tmp, m, op, 0))) |
506 | if ((tmp = op->map->insert (tmp, x, y, op))) |
617 | move_spell_effect (tmp); |
507 | move_spell_effect (tmp); |
618 | |
508 | |
619 | return 1; |
509 | return 1; |
620 | } |
510 | } |
621 | |
511 | |
… | |
… | |
676 | if (!tmp) |
566 | if (!tmp) |
677 | tmp = op->ms ().player (); |
567 | tmp = op->ms ().player (); |
678 | |
568 | |
679 | return tmp; |
569 | return tmp; |
680 | } |
570 | } |
681 | |
|
|
682 | |
|
|
683 | |
571 | |
684 | /* raytrace: |
572 | /* raytrace: |
685 | * 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 |
686 | * 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 |
687 | * live objects. |
575 | * live objects. |
… | |
… | |
690 | * monsters/generators only. If not, the spell will hunt players only. |
578 | * monsters/generators only. If not, the spell will hunt players only. |
691 | * 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 |
692 | * any, otherwise -1. |
580 | * any, otherwise -1. |
693 | * 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. |
694 | */ |
582 | */ |
695 | |
|
|
696 | int |
583 | int |
697 | spell_find_dir (maptile *m, int x, int y, object *exclude) |
584 | spell_find_dir (maptile *m, int x, int y, object *exclude) |
698 | { |
585 | { |
699 | int i, max = SIZEOFFREE; |
586 | int i, max = SIZEOFFREE; |
700 | sint16 nx, ny; |
587 | sint16 nx, ny; |
… | |
… | |
780 | create_treasure (head->randomitems, head, GT_INVISIBLE, op->map->difficulty, 0); |
667 | create_treasure (head->randomitems, head, GT_INVISIBLE, op->map->difficulty, 0); |
781 | |
668 | |
782 | insert_ob_in_map (head, op->map, op, 0); |
669 | insert_ob_in_map (head, op->map, op, 0); |
783 | |
670 | |
784 | /* thought it'd be cool to insert a burnout, too. */ |
671 | /* thought it'd be cool to insert a burnout, too. */ |
785 | op->map->insert (get_archetype ("burnout"), op->x + freearr_x[dir], op->y + freearr_y[dir], op); |
672 | op->map->insert (archetype::get (shstr_burnout), op->x + freearr_x[dir], op->y + freearr_y[dir], op); |
786 | } |
673 | } |
787 | } |
674 | } |
788 | |
675 | |
789 | /* peterm: function which summons hostile monsters and |
676 | /* peterm: function which summons hostile monsters and |
790 | * places them in nearby squares. |
677 | * places them in nearby squares. |
… | |
… | |
994 | if (!spell_ob->other_arch) |
881 | if (!spell_ob->other_arch) |
995 | { |
882 | { |
996 | LOG (llevError, "cast_party_spell: empty other arch\n"); |
883 | LOG (llevError, "cast_party_spell: empty other arch\n"); |
997 | return 0; |
884 | return 0; |
998 | } |
885 | } |
|
|
886 | |
999 | spell = arch_to_object (spell_ob->other_arch); |
887 | spell = arch_to_object (spell_ob->other_arch); |
1000 | |
888 | |
1001 | /* Always cast spell on caster */ |
889 | /* Always cast spell on caster */ |
1002 | success = cast_spell (op, caster, dir, spell, stringarg); |
890 | success = cast_spell (op, caster, dir, spell, stringarg); |
1003 | |
891 | |
1004 | if (caster->contr->party == NULL) |
892 | if (caster->contr->party == NULL) |
1005 | { |
893 | { |
1006 | spell->remove (); |
894 | spell->remove (); |
1007 | return success; |
895 | return success; |
1008 | } |
896 | } |
|
|
897 | |
1009 | for_all_players (pl) |
898 | for_all_players (pl) |
1010 | 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))) |
1011 | { |
|
|
1012 | cast_spell (pl->ob, caster, pl->ob->facing, spell, stringarg); |
900 | cast_spell (pl->ob, caster, pl->ob->facing, spell, stringarg); |
1013 | } |
901 | |
1014 | spell->remove (); |
902 | spell->remove (); |
1015 | return success; |
903 | return success; |
1016 | } |
904 | } |
1017 | |
905 | |
1018 | /* This is where the main dispatch when someone casts a spell. |
906 | /* This is where the main dispatch when someone casts a spell. |
… | |
… | |
1044 | */ |
932 | */ |
1045 | int |
933 | int |
1046 | 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) |
1047 | { |
935 | { |
1048 | const char *godname; |
936 | const char *godname; |
1049 | int success = 0, mflags, cast_level = 0; |
937 | int success = 0, cast_level = 0; |
1050 | object *skill = NULL; |
938 | object *skill = NULL; |
1051 | |
939 | |
1052 | if (!spell_ob) |
940 | if (!spell_ob) |
1053 | { |
941 | { |
1054 | LOG (llevError, "cast_spell: null spell object passed\n"); |
942 | LOG (llevError, "cast_spell: null spell object passed\n"); |
… | |
… | |
1091 | { |
979 | { |
1092 | skill = find_skill_by_name (op, spell_ob->skill); |
980 | skill = find_skill_by_name (op, spell_ob->skill); |
1093 | |
981 | |
1094 | if (!skill) |
982 | if (!skill) |
1095 | { |
983 | { |
1096 | 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)); |
1097 | return 0; |
988 | return 0; |
1098 | } |
989 | } |
1099 | |
990 | |
|
|
991 | int casting_level = min_casting_level (op, spell_ob); |
|
|
992 | |
1100 | 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)) |
1101 | { |
994 | { |
1102 | 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)); |
1103 | return 0; |
998 | return 0; |
1104 | } |
999 | } |
1105 | } |
1000 | } |
1106 | |
1001 | |
1107 | /* 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 |
… | |
… | |
1110 | if (!QUERY_FLAG (op, FLAG_WIZ)) |
1005 | if (!QUERY_FLAG (op, FLAG_WIZ)) |
1111 | { |
1006 | { |
1112 | if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) && |
1007 | if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) && |
1113 | 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) |
1114 | { |
1009 | { |
1115 | new_draw_info (NDI_UNIQUE, 0, op, "You don't have enough mana."); |
1010 | op->failmsg ("You don't have enough mana!"); |
1116 | return 0; |
1011 | return 0; |
1117 | } |
1012 | } |
1118 | |
1013 | |
1119 | if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) && |
1014 | if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) && |
1120 | 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) |
1121 | { |
1016 | { |
1122 | 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 - |
1123 | 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) |
1124 | { |
|
|
1125 | 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)); |
1126 | } |
|
|
1127 | else |
1020 | else |
1128 | { |
1021 | { |
1129 | 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); |
1130 | new_draw_info_format (NDI_UNIQUE, 0, op, "%s ignores your prayer.", godname); |
1023 | op->failmsg (format ("%s ignores your prayer.", godname)); |
1131 | return 0; |
1024 | return 0; |
1132 | } |
1025 | } |
1133 | } |
1026 | } |
1134 | |
1027 | |
1135 | /* player/monster is trying to cast the spell. might fumble it */ |
1028 | /* player/monster is trying to cast the spell. might fumble it */ |
1136 | 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) < |
1137 | (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])) |
1138 | { |
1031 | { |
1139 | play_sound_player_only (op->contr, SOUND_FUMBLE_SPELL, 0, 0); |
1032 | op->contr->play_sound (sound_find ("fumble_spell")); |
1140 | new_draw_info (NDI_UNIQUE, 0, op, "You fumble the prayer."); |
1033 | op->failmsg ("You fumble the prayer."); |
1141 | |
1034 | |
1142 | 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); |
1143 | return 0; |
1036 | return 0; |
1144 | } |
1037 | } |
1145 | else if (spell_ob->stats.sp) |
1038 | else if (spell_ob->stats.sp) |
1146 | { |
1039 | { |
1147 | 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; |
1148 | |
1041 | |
1149 | if (failure < 0) |
1042 | if (failure < 0) |
1150 | { |
1043 | { |
1151 | 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."); |
1152 | if (settings.spell_failure_effects == TRUE) |
1045 | if (settings.spell_failure_effects == TRUE) |
1153 | 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); |
1154 | |
1047 | |
1155 | 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); |
1156 | return 0; |
1049 | return 0; |
1157 | } |
1050 | } |
1158 | } |
1051 | } |
1159 | } |
1052 | } |
1160 | } |
1053 | } |
1161 | |
1054 | |
1162 | mflags = get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL); |
1055 | int mflags = op->ms ().flags (); |
1163 | |
1056 | |
1164 | /* 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 |
1165 | * not alive, then this would mean that the mapmaker put the |
1058 | * not alive, then this would mean that the mapmaker put the |
1166 | * objects on the space - presume that they know what they are |
1059 | * objects on the space - presume that they know what they are |
1167 | * doing. |
1060 | * doing. |
1168 | */ |
1061 | */ |
1169 | |
1062 | |
1170 | 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 :-)! |
1171 | { |
1064 | { |
1172 | 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!"); |
1173 | return 0; |
1066 | return 0; |
1174 | } |
1067 | } |
1175 | |
1068 | |
1176 | if ((spell_ob->type == SPELL) |
1069 | if ((spell_ob->type == SPELL) |
1177 | && (caster->type != POTION) |
1070 | && (caster->type != POTION) |
… | |
… | |
1182 | { |
1075 | { |
1183 | if (op->type != PLAYER) |
1076 | if (op->type != PLAYER) |
1184 | return 0; |
1077 | return 0; |
1185 | |
1078 | |
1186 | if ((mflags & P_NO_CLERIC) && spell_ob->stats.grace) |
1079 | if ((mflags & P_NO_CLERIC) && spell_ob->stats.grace) |
1187 | 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)); |
1188 | else if (object *item = op->contr->ranged_ob) |
1081 | else if (object *item = op->contr->ranged_ob) |
1189 | { |
1082 | { |
1190 | if (item->type == SPELL) |
1083 | if (item->type == SPELL) |
1191 | new_draw_info (NDI_UNIQUE, 0, op, "Something blocks your spellcasting."); |
1084 | op->failmsg ("Something blocks your spellcasting."); |
1192 | else if (item->type == SCROLL) |
1085 | else if (item->type == SCROLL) |
1193 | new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of your scroll."); |
1086 | op->failmsg ("Something blocks the magic of your scroll."); |
1194 | else |
1087 | else |
1195 | new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of your item."); |
1088 | op->failmsg ("Something blocks the magic of your item."); |
1196 | } |
1089 | } |
1197 | else |
1090 | else |
1198 | new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the spell!"); |
1091 | op->failmsg ("Something blocks the spell!"); |
1199 | |
1092 | |
1200 | return 0; |
1093 | return 0; |
1201 | } |
1094 | } |
1202 | |
1095 | |
1203 | /* Take into account how long it takes to cast the spell. |
1096 | /* Take into account how long it takes to cast the spell. |
… | |
… | |
1233 | if (op != caster && !skill && caster->skill) |
1126 | if (op != caster && !skill && caster->skill) |
1234 | { |
1127 | { |
1235 | skill = find_skill_by_name (op, caster->skill); |
1128 | skill = find_skill_by_name (op, caster->skill); |
1236 | if (!skill) |
1129 | if (!skill) |
1237 | { |
1130 | { |
1238 | 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))); |
1239 | return 0; |
1132 | return 0; |
1240 | } |
1133 | } |
1241 | |
1134 | |
1242 | op->change_skill (skill); /* needed for proper exp credit */ |
1135 | op->change_skill (skill); /* needed for proper exp credit */ |
1243 | } |
1136 | } |
… | |
… | |
1285 | case SP_SMITE: |
1178 | case SP_SMITE: |
1286 | success = cast_smite_spell (op, caster, dir, spell_ob); |
1179 | success = cast_smite_spell (op, caster, dir, spell_ob); |
1287 | break; |
1180 | break; |
1288 | |
1181 | |
1289 | case SP_MAGIC_MISSILE: |
1182 | case SP_MAGIC_MISSILE: |
1290 | 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); |
1291 | break; |
1184 | break; |
1292 | |
1185 | |
1293 | case SP_SUMMON_GOLEM: |
1186 | case SP_SUMMON_GOLEM: |
1294 | success = summon_golem (op, caster, dir, spell_ob); |
1187 | success = summon_golem (op, caster, dir, spell_ob); |
1295 | break; |
1188 | break; |
… | |
… | |
1372 | #ifdef NO_POLYMORPH |
1265 | #ifdef NO_POLYMORPH |
1373 | /* 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 |
1374 | * 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 |
1375 | * it was disabled), they get some feedback. |
1268 | * it was disabled), they get some feedback. |
1376 | */ |
1269 | */ |
1377 | new_draw_info (NDI_UNIQUE, 0, op, "The spell fizzles"); |
1270 | op->failmsg ("The spell fizzles!"); |
1378 | success = 0; |
1271 | success = 0; |
1379 | #else |
1272 | #else |
1380 | success = cast_polymorph (op, caster, spell_ob, dir); |
1273 | success = cast_polymorph (op, caster, spell_ob, dir); |
1381 | #endif |
1274 | #endif |
1382 | break; |
1275 | break; |
… | |
… | |
1402 | break; |
1295 | break; |
1403 | |
1296 | |
1404 | case SP_MOVING_BALL: |
1297 | case SP_MOVING_BALL: |
1405 | 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) |
1406 | { |
1299 | { |
1407 | 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)); |
1408 | success = 0; |
1301 | success = 0; |
1409 | } |
1302 | } |
1410 | else |
1303 | else |
1411 | 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); |
1412 | break; |
1305 | break; |
1413 | |
1306 | |
1414 | case SP_SWARM: |
1307 | case SP_SWARM: |
1415 | success = fire_swarm (op, caster, spell_ob, dir); |
1308 | success = fire_swarm (op, caster, spell_ob, dir); |
1416 | break; |
1309 | break; |
… | |
… | |
1462 | |
1355 | |
1463 | default: |
1356 | default: |
1464 | 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); |
1465 | } |
1358 | } |
1466 | |
1359 | |
1467 | /* FIXME - we need some better sound suppport */ |
1360 | op->play_sound ( |
1468 | // yes, for example, augment map info with the spell effect |
1361 | success |
1469 | // so clients can calculate the sounds themselves |
1362 | ? spell_ob->sound |
1470 | //play_sound_map(op->map, op->x, op->y, SOUND_CAST_SPELL_0 + spell_ob->subtype); |
1363 | ? spell_ob->sound |
|
|
1364 | : sound_find ("spell_success") |
|
|
1365 | : sound_find ("fumble_spell") |
|
|
1366 | ); |
1471 | |
1367 | |
1472 | return success; |
1368 | return success; |
1473 | } |
1369 | } |
1474 | |
1370 | |
1475 | |
|
|
1476 | /* This is called from time.c/process_object(). That function |
1371 | /* This is called from time.c/process_object(). That function |
1477 | * calls this for any SPELL_EFFECT type objects. This function |
1372 | * calls this for any SPELL_EFFECT type objects. This function |
1478 | * then dispatches them to the appropriate specific routines. |
1373 | * then dispatches them to the appropriate specific routines. |
1479 | */ |
1374 | */ |
1480 | void |
1375 | void |
1481 | move_spell_effect (object *op) |
1376 | move_spell_effect (object *op) |
1482 | { |
1377 | { |
… | |
… | |
1573 | else if (victim->materialname) |
1468 | else if (victim->materialname) |
1574 | save_throw_object (victim, spell->attacktype, spell); |
1469 | save_throw_object (victim, spell->attacktype, spell); |
1575 | break; |
1470 | break; |
1576 | } |
1471 | } |
1577 | } |
1472 | } |
|
|
1473 | |