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Comparing deliantra/server/server/spell_util.C (file contents):
Revision 1.64 by root, Thu Mar 13 12:20:52 2008 UTC vs.
Revision 1.99 by root, Mon Oct 12 14:00:59 2009 UTC

1/* 1/*
2 * This file is part of Deliantra, the Roguelike Realtime MMORPG. 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 * 3 *
4 * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Deliantra team 4 * Copyright (©) 2005,2006,2007,2008,2009 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 * Deliantra is free software: you can redistribute it and/or modify 8 * Deliantra is free software: you can redistribute it and/or modify it under
9 * it under the terms of the GNU General Public License as published by 9 * the terms of the Affero GNU General Public License as published by the
10 * the Free Software Foundation, either version 3 of the License, or 10 * Free Software Foundation, either version 3 of the License, or (at your
11 * (at your option) any later version. 11 * option) any later version.
12 * 12 *
13 * This program is distributed in the hope that it will be useful, 13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details. 16 * GNU General Public License for more details.
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the Affero GNU General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>. 19 * and the GNU General Public License along with this program. If not, see
20 * <http://www.gnu.org/licenses/>.
20 * 21 *
21 * The authors can be reached via e-mail to <support@deliantra.net> 22 * The authors can be reached via e-mail to <support@deliantra.net>
22 */ 23 */
23 24
24#include <global.h> 25#include <global.h>
… …
33/* This returns a random spell from 'ob'. If skill is set, then 34/* This returns a random spell from 'ob'. If skill is set, then
34 * the spell must be of this skill, it can be NULL in which case all 35 * the spell must be of this skill, it can be NULL in which case all
35 * matching spells are used. 36 * matching spells are used.
36 */ 37 */
37object * 38object *
38find_random_spell_in_ob (object *ob, const char *skill) 39find_random_spell_in_ob (object *ob, shstr_cmp skill)
39{ 40{
40 int k = 0, s; 41 int k = 0, s;
41 object *tmp;
42 42
43 for (tmp = ob->inv; tmp; tmp = tmp->below) 43 for (object *tmp = ob->inv; tmp; tmp = tmp->below)
44 if (tmp->type == SPELL && (!skill || tmp->skill == skill)) 44 if (tmp->type == SPELL && (!skill || tmp->skill == skill))
45 k++; 45 k++;
46 46
47 /* No spells, no need to progess further */ 47 /* No spells, no need to progess further */
48 if (!k) 48 if (!k)
49 return NULL; 49 return NULL;
50 50
51 s = RANDOM () % k; 51 s = rndm (k);
52 52
53 for (tmp = ob->inv; tmp; tmp = tmp->below) 53 for (object *tmp = ob->inv; tmp; tmp = tmp->below)
54 if (tmp->type == SPELL && (!skill || tmp->skill == skill)) 54 if (tmp->type == SPELL && (!skill || tmp->skill == skill))
55 {
56 if (!s) 55 if (!s)
57 return tmp; 56 return tmp;
58 else 57 else
59 s--; 58 s--;
60 } 59
61 /* Should never get here, but just in case */ 60 /* Should never get here, but just in case */
62 return NULL; 61 return 0;
63} 62}
64 63
65/* Relatively simple function that gets used a lot. 64/* Relatively simple function that gets used a lot.
66 * Basically, it sets up the skill pointer for the spell being 65 * Basically, it sets up the skill pointer for the spell being
67 * cast. If op is really casting the spell, then the skill 66 * cast. If op is really casting the spell, then the skill
… …
77 dest->skill = spob->skill; 76 dest->skill = spob->skill;
78 else 77 else
79 dest->skill = caster->skill; 78 dest->skill = caster->skill;
80} 79}
81 80
82/* init_spells: This should really be called check_spells, as that
83 * is what it does. It goes through the spells looking for any
84 * obvious errors. This was most useful in debugging when re-doing
85 * all the spells to catch simple errors. To use it all the time
86 * will result in it spitting out messages that aren't really errors.
87 */
88void
89init_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 */
135void
136dump_spells ()
137{
138 for_all_archetypes (at)
139 if (at->type == SPELL)
140 fprintf (stderr, "%s:%s:%s:%s:%d\n", &at->object::name,
141 &at->archname, at->other_arch ? &at->other_arch->archname : "<nil>", &at->skill, at->level);
142}
143
144/* pretty basic function - basically just takes 81/* pretty basic function - basically just takes
145 * an object, sets the x,y, and calls insert_ob_in_map 82 * an object, sets the x,y, and calls insert_ob_in_map
146 */ 83 */
147void 84void
148spell_effect (object *spob, int x, int y, maptile *map, object *originator) 85spell_effect (object *spob, int x, int y, maptile *map, object *originator)
149{ 86{
150 if (spob->other_arch) 87 if (spob->other_arch)
151 map->insert (arch_to_object (spob->other_arch), x, y, originator); 88 map->insert (arch_to_object (spob->other_arch), x, y, originator);
152} 89}
153 90
154/* 91static int
155 * This function takes a caster and spell and presents the 92attuned_bonus (object *caster, object *spell, int level)
156 * effective level the caster needs to be to cast the spell.
157 * basically, it just adjusts the spell->level with attuned/repelled
158 * spellpaths. Was called path_level_mod.
159 *
160 * caster is person casting the spell.
161 * spell is the spell object.
162 * Returns modified level.
163 */
164int
165min_casting_level (object *caster, object *spell)
166{ 93{
167 if (caster->path_denied & spell->path_attuned) 94 // compute the attuned/repelled bonus
168 return 1; 95 // attuned only increases up to 2 times the original level (i.e. bonus <= level) */
169 96 // repell has no such quarrels
170 int new_level = spell->level 97 return (caster->path_attuned & spell->path_attuned ? min (level, +ATTUNE_REPELL) : 0)
171 + (caster->path_repelled & spell->path_attuned ? +8 : 0) 98 + (caster->path_repelled & spell->path_attuned ? -ATTUNE_REPELL : 0);
172 + (caster->path_attuned & spell->path_attuned ? -8 : 0);
173
174 return max (1, new_level);
175} 99}
176 100
177/* This function returns the effective level the spell 101/* This function returns the effective level the spell
178 * is being cast at. 102 * is being cast at.
179 * Note that I changed the repelled/attuned bonus to 2 from 5.
180 * This is because the new code compares casting_level against
181 * min_caster_level, so the difference is effectively 4
182 */ 103 */
183int 104int
184caster_level (object *caster, object *spell) 105casting_level (object *caster, object *spell)
185{ 106{
186 int level = caster->level; 107 int level = caster->level;
187
188 /* If this is a player, try to find the matching skill */
189 if (caster->type == PLAYER && spell->skill)
190 for (int i = 0; i < NUM_SKILLS; i++)
191 if (caster->contr->last_skill_ob[i] && caster->contr->last_skill_ob[i]->skill == spell->skill)
192 {
193 level = caster->contr->last_skill_ob[i]->level;
194 break;
195 }
196 108
197 /* if a rod is fired by a player, take the use_magic_item skill in consideration. */ 109 /* if a rod is fired by a player, take the use_magic_item skill in consideration. */
198 if (caster->type == ROD && caster->env && caster->env->type == PLAYER) 110 if (caster->type == ROD && caster->env && caster->env->type == PLAYER)
199 { 111 {
200 object *skill = find_skill_by_number (caster->env, SK_USE_MAGIC_ITEM); 112 object *skill = find_skill_by_number (caster->env, SK_USE_MAGIC_ITEM);
201 int sk_level = skill ? skill->level : 1; 113 int sk_level = skill ? skill->level : 1;
202 114
203 level = MIN (level, sk_level + level / 10 + 1); 115 level = min (level, sk_level + level / 10 + 1);
204 } 116 }
117 else if (caster->type == PLAYER) /* If this is a player, try to find the matching skill */
118 if (object *skill = caster->contr->find_skill (spell->skill))
119 level = skill->level;
205 120
206 /* Got valid caster level. Now adjust for attunement */ 121 int bonus = attuned_bonus (caster, spell, level);
207 level += caster->path_repelled & spell->path_attuned ? -8 : 0; 122
208 level += caster->path_attuned & spell->path_attuned ? +8 : 0; 123 level += bonus;
124
125 // now scale the effective level from the startinglevel..100 range to 1..100
126 if (level < 100)
127 level = lerp (level, (int)spell->level, 100, 1, 100);
209 128
210 /* Always make this at least 1. If this is zero, we get divide by zero 129 /* Always make this at least 1. If this is zero, we get divide by zero
211 * errors in various places. 130 * errors in various places.
212 */ 131 */
213 return max (level, 1); 132 return clamp (level, 1, settings.max_level);
214} 133}
215 134
216/* The following function scales the spellpoint cost of 135/* The following function scales the spellpoint cost of
217 * a spell by it's increased effectiveness. Some of the 136 * a spell by it's increased effectiveness. Some of the
218 * lower level spells become incredibly vicious at high 137 * lower level spells become incredibly vicious at high
… …
222 * caster is what is casting the spell, can be op. 141 * caster is what is casting the spell, can be op.
223 * spell is the spell object. 142 * spell is the spell object.
224 * Note that it is now possible for a spell to cost both grace and 143 * Note that it is now possible for a spell to cost both grace and
225 * mana. In that case, we return which ever value is higher. 144 * mana. In that case, we return which ever value is higher.
226 */ 145 */
227
228sint16 146sint16
229SP_level_spellpoint_cost (object *caster, object *spell, int flags) 147SP_level_spellpoint_cost (object *caster, object *spell, int flags)
230{ 148{
231 int sp, grace, level = caster_level (caster, spell); 149 int sp, grace, level = casting_level (caster, spell);
232 150
233 if (settings.spellpoint_level_depend == TRUE) 151 if (settings.spellpoint_level_depend == TRUE)
234 { 152 {
235 if (spell->stats.sp && spell->stats.maxsp) 153 if (spell->stats.sp && spell->stats.maxsp)
236 { 154 {
… …
257 else 175 else
258 { 176 {
259 sp = (int) (spell->stats.sp * PATH_SP_MULT (caster, spell)); 177 sp = (int) (spell->stats.sp * PATH_SP_MULT (caster, spell));
260 if (spell->stats.sp && !sp) 178 if (spell->stats.sp && !sp)
261 sp = 1; 179 sp = 1;
180
262 grace = (int) (spell->stats.grace * PATH_SP_MULT (caster, spell)); 181 grace = (int) (spell->stats.grace * PATH_SP_MULT (caster, spell));
263 if (spell->stats.grace && !grace) 182 if (spell->stats.grace && !grace)
264 grace = 1; 183 grace = 1;
265 } 184 }
266 185
… …
275 LOG (llevError, "SP_level_spellpoint_cost: Unknown flags passed: %d\n", flags); 194 LOG (llevError, "SP_level_spellpoint_cost: Unknown flags passed: %d\n", flags);
276 return 0; 195 return 0;
277 } 196 }
278} 197}
279 198
199/*
200 * Return the effective casting level of the spell.
201 * To make spells independent of their starting level, this function
202 * scales the range spellstartlevel .. 100 into the range 1..100
203 */
204static int
205SP_casting_level (object *caster, object *spell)
206{
207 return casting_level (caster, spell);
208}
209
280/* SP_level_dam_adjust: Returns adjusted damage based on the caster. 210/* SP_level_dam_adjust: Returns adjusted damage based on the caster.
281 * spob is the spell we are adjusting. 211 * spob is the spell we are adjusting.
282 */ 212 */
283int 213int
284SP_level_dam_adjust (object *caster, object *spob) 214SP_level_dam_adjust (object *caster, object *spob)
285{ 215{
286 if (!spob->dam_modifier) 216 if (!spob->dam_modifier)
287 return 0; 217 return 0;
288 218
289 int level = caster_level (caster, spob);
290 return max (0, level - min_casting_level (caster, spob)) / spob->dam_modifier; 219 return SP_casting_level (caster, spob) / spob->dam_modifier;
291} 220}
292 221
293/* Adjust the strength of the spell based on level. 222/* Adjust the strength of the spell based on level.
294 * This is basically the same as SP_level_dam_adjust above, 223 * This is basically the same as SP_level_dam_adjust above,
295 * but instead looks at the level_modifier value. 224 * but instead looks at the level_modifier value.
… …
298SP_level_duration_adjust (object *caster, object *spob) 227SP_level_duration_adjust (object *caster, object *spob)
299{ 228{
300 if (!spob->duration_modifier) 229 if (!spob->duration_modifier)
301 return 0; 230 return 0;
302 231
303 int level = caster_level (caster, spob);
304 return max (0, level - min_casting_level (caster, spob)) / spob->duration_modifier; 232 return SP_casting_level (caster, spob) / spob->duration_modifier;
305} 233}
306 234
307/* Adjust the strength of the spell based on level. 235/* Adjust the strength of the spell based on level.
308 * This is basically the same as SP_level_dam_adjust above, 236 * This is basically the same as SP_level_dam_adjust above,
309 * but instead looks at the level_modifier value. 237 * but instead looks at the level_modifier value.
… …
312SP_level_range_adjust (object *caster, object *spob) 240SP_level_range_adjust (object *caster, object *spob)
313{ 241{
314 if (!spob->range_modifier) 242 if (!spob->range_modifier)
315 return 0; 243 return 0;
316 244
317 int level = caster_level (caster, spob);
318 return (level - min_casting_level (caster, spob)) / spob->range_modifier; 245 return SP_casting_level (caster, spob) / spob->range_modifier;
319} 246}
320 247
321/* Checks to see if player knows the spell. If the name is the same 248/* Checks to see if player knows the spell. If the name is the same
322 * as an existing spell, we presume they know it. 249 * as an existing spell, we presume they know it.
323 * returns 1 if they know the spell, 0 if they don't. 250 * returns 1 if they know the spell, 0 if they don't.
324 */ 251 */
325object * 252object *
326check_spell_known (object *op, const char *name) 253check_spell_known (object *op, shstr_cmp name)
327{ 254{
328 object *spop; 255 object *spop;
329 256
330 for (spop = op->inv; spop; spop = spop->below) 257 for (spop = op->inv; spop; spop = spop->below)
331 if (spop->type == SPELL && !strcmp (spop->name, name)) 258 if (spop->type == SPELL && spop->name == name)
332 return spop; 259 return spop;
333 260
334 return NULL; 261 return 0;
335} 262}
336
337 263
338/* 264/*
339 * Look at object 'op' and see if they know the spell 265 * Look at object 'op' and see if they know the spell
340 * spname. This is pretty close to check_spell_known 266 * spname. This is pretty close to check_spell_known
341 * above, but it uses a looser matching mechanism. 267 * above, but it uses a looser matching mechanism.
342 * returns the matching spell object, or NULL. 268 * returns the matching spell object, or NULL.
343 * If we match multiple spells but don't get an 269 * If we match multiple spells but don't get an
344 * exact match, we also return NULL. 270 * exact match, we also return NULL.
345 */ 271 */
346
347object * 272object *
348lookup_spell_by_name (object *op, const char *spname) 273lookup_spell_by_name (object *op, const char *spname)
349{ 274{
350 object *spob1 = NULL, *spob2 = NULL, *spob; 275 object *spob1 = 0, *spob2 = 0;
351 int nummatch = 0; 276 int nummatch = 0;
352 277
353 if (spname == NULL) 278 if (!spname)
354 return NULL; 279 return 0;
355 280
356 /* Try to find the spell. We store the results in spob1 281 /* Try to find the spell. We store the results in spob1
357 * and spob2 - spob1 is only taking the length of 282 * and spob2 - spob1 is only taking the length of
358 * the past spname, spob2 uses the length of the spell name. 283 * the past spname, spob2 uses the length of the spell name.
359 */ 284 */
360 for (spob = op->inv; spob; spob = spob->below) 285 for (object *spob = op->inv; spob; spob = spob->below)
361 { 286 {
362 if (spob->type == SPELL) 287 if (spob->type == SPELL)
363 { 288 {
289 // TODO: WTF?
364 if (!strncmp (spob->name, spname, strlen (spname))) 290 if (!strncmp (spob->name, spname, strlen (spname)))
365 { 291 {
366 nummatch++; 292 nummatch++;
367 spob1 = spob; 293 spob1 = spob;
368 } 294 }
… …
373 * fall into this category). It shouldn't be hard to 299 * fall into this category). It shouldn't be hard to
374 * make sure spell names don't overlap in that fashion. 300 * make sure spell names don't overlap in that fashion.
375 */ 301 */
376 if (spob2) 302 if (spob2)
377 LOG (llevError, "Found multiple spells with overlapping base names: %s, %s\n", &spob2->name, &spob->name); 303 LOG (llevError, "Found multiple spells with overlapping base names: %s, %s\n", &spob2->name, &spob->name);
304
378 spob2 = spob; 305 spob2 = spob;
379 } 306 }
380 } 307 }
381 } 308 }
382 /* if we have best match, return it. Otherwise, if we have one match 309 /* if we have best match, return it. Otherwise, if we have one match
383 * on the loser match, return that, otehrwise null 310 * on the loser match, return that, otehrwise null
384 */ 311 */
385 if (spob2) 312 if (spob2)
386 return spob2; 313 return spob2;
314
387 if (spob1 && nummatch == 1) 315 if (spob1 && nummatch == 1)
388 return spob1; 316 return spob1;
317
389 return NULL; 318 return NULL;
390} 319}
391 320
392/* reflwall - decides weither the (spell-)object sp_op will 321/* reflwall - decides weither the (spell-)object sp_op will
393 * be reflected from the given mapsquare. Returns 1 if true. 322 * be reflected from the given mapsquare. Returns 1 if true.
… …
397 * eg, updated for tiled maps. 326 * eg, updated for tiled maps.
398 */ 327 */
399int 328int
400reflwall (maptile *m, int x, int y, object *sp_op) 329reflwall (maptile *m, int x, int y, object *sp_op)
401{ 330{
402 object *op;
403
404 if (OUT_OF_REAL_MAP (m, x, y)) 331 if (OUT_OF_REAL_MAP (m, x, y))
405 return 0; 332 return 0;
333
406 for (op = GET_MAP_OB (m, x, y); op != NULL; op = op->above) 334 for (object *op = GET_MAP_OB (m, x, y); op; op = op->above)
407 if (QUERY_FLAG (op, FLAG_REFL_SPELL) 335 if (QUERY_FLAG (op, FLAG_REFL_SPELL)
408 && (!QUERY_FLAG (op, FLAG_ALIVE) 336 && (!QUERY_FLAG (op, FLAG_ALIVE)
409 || (rndm (0, 99)) < 90 - (sp_op->level / 10))) 337 || (rndm (0, 99)) < 90 - (sp_op->level / 10)))
410 return 1; 338 return 1;
411 339
… …
441 dir ? 0 : INS_BELOW_ORIGINATOR); 369 dir ? 0 : INS_BELOW_ORIGINATOR);
442 370
443 return dir; 371 return dir;
444} 372}
445 373
374static bool
375mergable_owner (object *o1, object *o2)
376{
377 if (o1 == o2)
378 return 1;
379
380 if (!o1 || !o2)
381 return 0;
382
383 if (o1->flag [FLAG_FRIENDLY] != o1->flag [FLAG_FRIENDLY])
384 return 0;
385
386 if (o1->is_player () || o2->is_player ())
387 return 0;
388
389 return 1;
390}
391
446/* Returns true if it is ok to put spell *op on the space/may provided. 392/* Returns true if it is ok to put spell *op on the space/may provided.
447 * immune_stop is basically the attacktype of the spell (why 393 * immune_stop is basically the attacktype of the spell (why
448 * passed as a different value, not sure of). If immune_stop 394 * passed as a different value, not sure of). If immune_stop
449 * has the AT_MAGIC bit set, and there is a counterwall 395 * has the AT_MAGIC bit set, and there is a counterwall
450 * on the space, the object doesn't get placed. if immune stop 396 * on the space, the object doesn't get placed. if immune stop
451 * does not have AT_MAGIC, then counterwalls do not effect the spell. 397 * does not have AT_MAGIC, then counterwalls do not effect the spell.
452 *
453 */ 398 */
454int 399int
455ok_to_put_more (maptile *m, sint16 x, sint16 y, object *op, int immune_stop) 400ok_to_put_more (maptile *m, sint16 x, sint16 y, object *op, int immune_stop)
456{ 401{
457 if (!xy_normalise (m, x, y)) 402 if (!xy_normalise (m, x, y))
458 return 0; 403 return 0;
459 404
460 mapspace &ms = m->at (x, y); 405 mapspace &ms = m->at (x, y);
406 ms.update ();
461 407
462 if (OB_TYPE_MOVE_BLOCK (op, ms.move_block)) 408 if (OB_TYPE_MOVE_BLOCK (op, ms.move_block))
463 return 0; 409 return 0;
410
411 int max_effects = 5; // max. number of similar spells per mapspace
464 412
465 for (object *tmp = ms.bot; tmp; tmp = tmp->above) 413 for (object *tmp = ms.bot; tmp; tmp = tmp->above)
466 { 414 {
467 /* If there is a counterspell on the space, and this 415 /* If there is a counterspell on the space, and this
468 * object is using magic, don't progress. I believe we could 416 * object is using magic, don't progress. I believe we could
… …
487 // (and those shouldn't go away from 435 // (and those shouldn't go away from
488 // sanctuary) see also: permanent lava 436 // sanctuary) see also: permanent lava
489 && (immune_stop & AT_MAGIC)) 437 && (immune_stop & AT_MAGIC))
490 return 0; 438 return 0;
491 439
492 /* This is to prevent 'out of control' spells. Basically, this
493 * limits one spell effect per space per spell. This is definately
494 * needed for performance reasons, and just for playability I believe.
495 * there are no such things as multispaced spells right now, so
496 * we don't need to worry about the head.
497 */
498 if ((tmp->stats.maxhp == op->stats.maxhp) && (tmp->type == op->type) && (tmp->subtype == op->subtype))
499 return 0;
500
501 /*
502 * Combine similar spell effects into one spell effect. Needed for
503 * performance reasons with meteor swarm and the like, but also for
504 * playability reasons.
505 */
506 if (tmp->arch == op->arch
507 && tmp->type == op->type 440 if (tmp->type == op->type)
508 && tmp->subtype == op->subtype
509 && tmp->owner == op->owner
510 && ((tmp->subtype == SP_EXPLOSION) || (tmp->subtype == SP_CONE && tmp->stats.sp == op->stats.sp)))
511 { 441 {
512 tmp->stats.dam = MAX (tmp->stats.dam, op->stats.dam); 442 if (tmp->subtype == op->subtype
513 tmp->range = MAX (tmp->range, op->range); 443 && tmp->arch == op->arch /* no harm if not comparing by name here */)
514 tmp->duration = MAX (tmp->duration, op->duration); 444 {
445 /* This is to prevent 'out of control' spells. Basically, this
446 * limits one spell effect per space per spell. This is definately
447 * needed for performance reasons, and just for playability I believe.
448 * there are no such things as multispaced spells right now, so
449 * we don't need to worry about the head.
450 */
451 if (tmp->stats.maxhp == op->stats.maxhp)
452 return 0;
453
454 /*
455 * Combine similar spell effects into one spell effect. Needed for
456 * performance reasons with meteor swarm and the like, but also for
457 * playability reasons.
458 */
459 if (((tmp->subtype == SP_EXPLOSION) || (tmp->subtype == SP_CONE && tmp->stats.sp == op->stats.sp)))
460 if (mergable_owner (tmp, op))
461 {
462 // if same owner, then combine, but reduce advantage of multiple spells
463 max_it (tmp->stats.dam, op->stats.dam);
464 max_it (tmp->range , op->range);
465 max_it (tmp->duration , op->duration);
466 return 0;
467 }
468 }
469
470 // if there are too many spell effects on this space,
471 // then don't allow more of them, for performance reasons.
472 if (tmp->type == SPELL_EFFECT
473 && !--max_effects)
515 return 0; 474 return 0;
516 } 475 }
517 476
518 /* Perhaps we should also put checks in for no magic and unholy 477 /* Perhaps we should also put checks in for no magic and unholy
519 * ground to prevent it from moving along? 478 * ground to prevent it from moving along?
520 */ 479 */
… …
535 * returns 0 on failure, 1 on success. 494 * returns 0 on failure, 1 on success.
536 */ 495 */
537int 496int
538fire_arch_from_position (object *op, object *caster, sint16 x, sint16 y, int dir, object *spell) 497fire_arch_from_position (object *op, object *caster, sint16 x, sint16 y, int dir, object *spell)
539{ 498{
540 object *tmp;
541 int mflags;
542 maptile *m;
543
544 if (spell->other_arch == NULL) 499 if (!spell->other_arch)
545 return 0; 500 return 0;
546 501
547 m = op->map; 502 object *tmp = spell->other_arch->instance ();
548 mflags = get_map_flags (m, &m, x, y, &x, &y);
549 if (mflags & P_OUT_OF_MAP)
550 {
551 return 0;
552 }
553 503
554 tmp = arch_to_object (spell->other_arch); 504 if (!tmp)
555
556 if (tmp == NULL)
557 return 0; 505 return 0;
558
559 if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (m, x, y)))
560 {
561 new_draw_info (NDI_UNIQUE, 0, op, "You can't cast the spell on top of a wall!\n");
562 tmp->destroy ();
563 return 0;
564 }
565 506
566 tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell); 507 tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
567 tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell); 508 tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);
568 /* code in time.c uses food for some things, duration for others */ 509 /* code in time.c uses food for some things, duration for others */
569 tmp->stats.food = tmp->duration; 510 tmp->stats.food = tmp->duration;
570 tmp->range = spell->range + SP_level_range_adjust (caster, spell); 511 tmp->range = spell->range + SP_level_range_adjust (caster, spell);
571 tmp->attacktype = spell->attacktype; 512 tmp->attacktype = spell->attacktype;
572 tmp->x = x;
573 tmp->y = y;
574 tmp->direction = dir; 513 tmp->direction = dir;
575 if (op->owner != NULL)
576 tmp->set_owner (op); 514 tmp->set_owner (op);
577 else
578 tmp->set_owner (op);
579 tmp->level = caster_level (caster, spell); 515 tmp->level = casting_level (caster, spell);
580 set_spell_skill (op, caster, spell, tmp); 516 set_spell_skill (op, caster, spell, tmp);
581 517
582 /* needed for AT_HOLYWORD,AT_GODPOWER stuff */ 518 /* needed for AT_HOLYWORD,AT_GODPOWER stuff */
583 if (tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER) 519 if (tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER)
584 {
585 if (!tailor_god_spell (tmp, op)) 520 if (!tailor_god_spell (tmp, op))
586 return 0; 521 return 0;
587 } 522
588 if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE)) 523 if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
589 SET_ANIMATION (tmp, dir); 524 SET_ANIMATION (tmp, dir);
590 525
591 if ((tmp = insert_ob_in_map (tmp, m, op, 0))) 526 if ((tmp = op->map->insert (tmp, x, y, op)))
592 move_spell_effect (tmp); 527 move_spell_effect (tmp);
593 528
594 return 1; 529 return 1;
595} 530}
596 531
… …
651 if (!tmp) 586 if (!tmp)
652 tmp = op->ms ().player (); 587 tmp = op->ms ().player ();
653 588
654 return tmp; 589 return tmp;
655} 590}
656
657
658 591
659/* raytrace: 592/* raytrace:
660 * spell_find_dir(map, x, y, exclude) will search first the center square 593 * spell_find_dir(map, x, y, exclude) will search first the center square
661 * then some close squares in the given map at the given coordinates for 594 * then some close squares in the given map at the given coordinates for
662 * live objects. 595 * live objects.
… …
665 * monsters/generators only. If not, the spell will hunt players only. 598 * monsters/generators only. If not, the spell will hunt players only.
666 * It returns the direction toward the first/closest live object if it finds 599 * It returns the direction toward the first/closest live object if it finds
667 * any, otherwise -1. 600 * any, otherwise -1.
668 * note that exclude can be NULL, in which case all bets are off. 601 * note that exclude can be NULL, in which case all bets are off.
669 */ 602 */
670
671int 603int
672spell_find_dir (maptile *m, int x, int y, object *exclude) 604spell_find_dir (maptile *m, int x, int y, object *exclude)
673{ 605{
674 int i, max = SIZEOFFREE; 606 int i, max = SIZEOFFREE;
675 sint16 nx, ny; 607 sint16 nx, ny;
… …
755 create_treasure (head->randomitems, head, GT_INVISIBLE, op->map->difficulty, 0); 687 create_treasure (head->randomitems, head, GT_INVISIBLE, op->map->difficulty, 0);
756 688
757 insert_ob_in_map (head, op->map, op, 0); 689 insert_ob_in_map (head, op->map, op, 0);
758 690
759 /* thought it'd be cool to insert a burnout, too. */ 691 /* thought it'd be cool to insert a burnout, too. */
760 op->map->insert (get_archetype ("burnout"), op->x + freearr_x[dir], op->y + freearr_y[dir], op); 692 op->map->insert (archetype::get (shstr_burnout), op->x + freearr_x[dir], op->y + freearr_y[dir], op);
761 } 693 }
762} 694}
763 695
764/* peterm: function which summons hostile monsters and 696/* peterm: function which summons hostile monsters and
765 * places them in nearby squares. 697 * places them in nearby squares.
… …
772 * Note that this is not used by any spells (summon evil monsters 704 * Note that this is not used by any spells (summon evil monsters
773 * use to call this, but best I can tell, that spell/ability was 705 * use to call this, but best I can tell, that spell/ability was
774 * never used. This is however used by various failures on the 706 * never used. This is however used by various failures on the
775 * players part (alchemy, reincarnation, etc) 707 * players part (alchemy, reincarnation, etc)
776 */ 708 */
777
778int 709int
779summon_hostile_monsters (object *op, int n, const char *monstername) 710summon_hostile_monsters (object *op, int n, const char *monstername)
780{ 711{
781 int i; 712 int i;
782 713
… …
847 { 778 {
848 SET_ANIMATION (op, ATTACKS[i].face); 779 SET_ANIMATION (op, ATTACKS[i].face);
849 } 780 }
850} 781}
851 782
852
853/* prayer_failure: This is called when a player fails 783/* prayer_failure: This is called when a player fails
854 * at casting a prayer. 784 * at casting a prayer.
855 * op is the player. 785 * op is the player.
856 * failure is basically how much grace they had. 786 * failure is basically how much grace they had.
857 * power is how much grace the spell would normally take to cast. 787 * power is how much grace the spell would normally take to cast.
858 */ 788 */
859
860void 789void
861prayer_failure (object *op, int failure, int power) 790prayer_failure (object *op, int failure, int power)
862{ 791{
863 const char *godname; 792 const char *godname;
864 object *tmp; 793 object *tmp;
… …
959 } 888 }
960 } 889 }
961} 890}
962 891
963int 892int
964cast_party_spell (object *op, object *caster, int dir, object *spell_ob, char *stringarg) 893cast_party_spell (object *op, object *caster, int dir, object *spell_ob, char *spellparam)
965{ 894{
966 int success;
967 object *spell;
968
969 if (!spell_ob->other_arch) 895 if (!spell_ob->other_arch)
970 { 896 {
971 LOG (llevError, "cast_party_spell: empty other arch\n"); 897 LOG (llevError, "cast_party_spell: empty other arch\n");
972 return 0; 898 return 0;
973 } 899 }
974 900
975 spell = arch_to_object (spell_ob->other_arch); 901 object *spell = arch_to_object (spell_ob->other_arch);
976 902
977 /* Always cast spell on caster */ 903 /* Always cast spell on caster */
978 success = cast_spell (op, caster, dir, spell, stringarg); 904 int success = cast_spell (op, caster, dir, spell, spellparam);
979 905
980 if (caster->contr->party == NULL) 906 if (!op->contr || !op->contr->party)
981 { 907 {
982 spell->remove (); 908 spell->remove ();
983 return success; 909 return success;
984 } 910 }
985 911
986 for_all_players (pl) 912 for_all_players (pl)
987 if ((pl->ob->contr->party == caster->contr->party) && (on_same_map (pl->ob, caster))) 913 if ((pl->ob->contr->party == op->contr->party)
914 && on_same_map (pl->ob, op)
915 && pl->ob != op)
988 cast_spell (pl->ob, caster, pl->ob->facing, spell, stringarg); 916 cast_spell (pl->ob, caster, pl->ob->facing, spell, spellparam);
989 917
990 spell->remove (); 918 spell->remove ();
991 return success; 919 return success;
992} 920}
993 921
… …
999 * same as op. 927 * same as op.
1000 * dir is the direction to cast in. Note in some cases, if the spell 928 * dir is the direction to cast in. Note in some cases, if the spell
1001 * is self only, dir really doesn't make a difference. 929 * is self only, dir really doesn't make a difference.
1002 * spell_ob is the spell object that is being cast. From that, 930 * spell_ob is the spell object that is being cast. From that,
1003 * we can determine what to do. 931 * we can determine what to do.
1004 * stringarg is any options that are being used. It can be NULL. Almost 932 * spellparam is any options that are being used. It can be NULL. Almost
1005 * certainly, only players will set it. It is basically used as optional 933 * certainly, only players will set it. It is basically used as optional
1006 * parameters to a spell (eg, item to create, information for marking runes, 934 * parameters to a spell (eg, item to create, information for marking runes,
1007 * etc. 935 * etc.
1008 * returns 1 on successful cast, or 0 on error. These values should really 936 * returns 1 on successful cast, or 0 on error. These values should really
1009 * be swapped, so that 0 is successful, and non zero is failure, with a code 937 * be swapped, so that 0 is successful, and non zero is failure, with a code
… …
1017 * if it is a player casting the spell (op->type == PLAYER, op == caster), 945 * if it is a player casting the spell (op->type == PLAYER, op == caster),
1018 * this function will decrease the mana/grace appropriately. For other 946 * this function will decrease the mana/grace appropriately. For other
1019 * objects, the caller should do what it considers appropriate. 947 * objects, the caller should do what it considers appropriate.
1020 */ 948 */
1021int 949int
1022cast_spell (object *op, object *caster, int dir, object *spell_ob, char *stringarg) 950cast_spell (object *op, object *caster, int dir, object *spell_ob, char *spellparam)
1023{ 951{
1024 const char *godname; 952 const char *godname;
1025 int success = 0, cast_level = 0; 953 int success = 0;
1026 object *skill = NULL; 954 object *skill = NULL;
1027 955
1028 if (!spell_ob) 956 if (!spell_ob)
1029 { 957 {
1030 LOG (llevError, "cast_spell: null spell object passed\n"); 958 LOG (llevError, "cast_spell: null spell object passed\n");
… …
1059 * need to have the right skill pointer passed, so we need to 987 * need to have the right skill pointer passed, so we need to
1060 * at least process that code. 988 * at least process that code.
1061 */ 989 */
1062 if (op->type == PLAYER && op == caster) 990 if (op->type == PLAYER && op == caster)
1063 { 991 {
1064 cast_level = caster_level (caster, spell_ob);
1065
1066 if (spell_ob->skill) 992 if (spell_ob->skill)
1067 { 993 {
1068 skill = find_skill_by_name (op, spell_ob->skill); 994 skill = find_skill_by_name (op, spell_ob->skill);
1069 995
1070 if (!skill) 996 if (!skill)
1071 { 997 {
1072 op->failmsg (format ("You need the skill %s to cast %s!", &spell_ob->skill, &spell_ob->name)); 998 op->failmsg (format ("You need the skill %s to cast %s! "
999 "H<You either need to learn the skill via a skill scroll "
1000 "or you need to wear a talisman or holy symbol.>",
1001 &spell_ob->skill, &spell_ob->name));
1073 return 0; 1002 return 0;
1074 } 1003 }
1075 1004
1076 if (min_casting_level (op, spell_ob) > cast_level && !QUERY_FLAG (op, FLAG_WIZ)) 1005 const char *msg = "";
1006
1007 int caster_level = skill->level;
1008
1009 if (op->path_attuned & spell_ob->path_attuned)
1077 { 1010 {
1011 caster_level += min (caster_level, ATTUNE_REPELL);
1012 msg = " (attuned)";
1013 }
1014
1015 if (op->path_repelled & spell_ob->path_attuned)
1016 {
1017 caster_level -= ATTUNE_REPELL; // negative is ok
1018 msg = " (repelled)";
1019 }
1020
1021 if (spell_ob->level > caster_level)
1022 {
1078 op->failmsg ("You lack enough skill to cast that spell!"); 1023 op->failmsg (format ("You lack enough skill to cast that spell! "
1024 "H<Your effective cast level is %d%s, but level %d is required.>",
1025 caster_level, msg, spell_ob->level));
1026 if (!op->is_wiz ())
1079 return 0; 1027 return 0;
1080 } 1028 }
1081 } 1029 }
1082 1030
1083 /* If the caster is the wiz, they don't ever fail, and don't have 1031 /* If the caster is the wiz, they don't ever fail, and don't have
1084 * to have sufficient grace/mana. 1032 * to have sufficient grace/mana.
1085 */ 1033 */
1086 if (!QUERY_FLAG (op, FLAG_WIZ)) 1034 if (!QUERY_FLAG (op, FLAG_WIZCAST))
1087 { 1035 {
1088 if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) && 1036 if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) &&
1089 SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) > op->stats.sp) 1037 SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) > op->stats.sp)
1090 { 1038 {
1091 op->failmsg ("You don't have enough mana!"); 1039 op->failmsg ("You don't have enough mana!");
… …
1214 } 1162 }
1215 1163
1216 op->change_skill (skill); /* needed for proper exp credit */ 1164 op->change_skill (skill); /* needed for proper exp credit */
1217 } 1165 }
1218 1166
1219 if (INVOKE_OBJECT (CAST_SPELL, spell_ob, ARG_OBJECT (op), ARG_OBJECT (caster), ARG_INT (dir), ARG_STRING (stringarg))) 1167 if (INVOKE_OBJECT (CAST_SPELL, spell_ob, ARG_OBJECT (op), ARG_OBJECT (caster), ARG_INT (dir), ARG_STRING (spellparam)))
1220 return RESULT_INT (0); 1168 return RESULT_INT (0);
1221 1169
1222 switch (spell_ob->subtype) 1170 switch (spell_ob->subtype)
1223 { 1171 {
1224 /* The order of case statements is same as the order they show up 1172 /* The order of case statements is same as the order they show up
1225 * in in spells.h. 1173 * in spells.h.
1226 */ 1174 */
1227 case SP_RAISE_DEAD: 1175 case SP_RAISE_DEAD:
1228 success = cast_raise_dead_spell (op, caster, spell_ob, dir, stringarg); 1176 success = cast_raise_dead_spell (op, caster, spell_ob, dir, spellparam);
1229 break; 1177 break;
1230 1178
1231 case SP_RUNE: 1179 case SP_RUNE:
1232 success = write_rune (op, caster, spell_ob, dir, stringarg); 1180 success = write_rune (op, caster, spell_ob, dir, spellparam);
1233 break; 1181 break;
1234 1182
1235 case SP_MAKE_MARK: 1183 case SP_MAKE_MARK:
1236 success = write_mark (op, spell_ob, stringarg); 1184 success = write_mark (op, spell_ob, spellparam);
1237 break; 1185 break;
1238 1186
1239 case SP_BOLT: 1187 case SP_BOLT:
1240 success = fire_bolt (op, caster, dir, spell_ob, skill); 1188 success = fire_bolt (op, caster, dir, spell_ob, skill);
1241 break; 1189 break;
… …
1259 case SP_SMITE: 1207 case SP_SMITE:
1260 success = cast_smite_spell (op, caster, dir, spell_ob); 1208 success = cast_smite_spell (op, caster, dir, spell_ob);
1261 break; 1209 break;
1262 1210
1263 case SP_MAGIC_MISSILE: 1211 case SP_MAGIC_MISSILE:
1264 success = fire_arch_from_position (op, caster, op->x + freearr_x[dir], op->y + freearr_y[dir], dir, spell_ob); 1212 success = fire_arch_from_position (op, caster, op->x, op->y, dir, spell_ob);
1265 break; 1213 break;
1266 1214
1267 case SP_SUMMON_GOLEM: 1215 case SP_SUMMON_GOLEM:
1268 success = summon_golem (op, caster, dir, spell_ob); 1216 success = summon_golem (op, caster, dir, spell_ob);
1269 break; 1217 break;
1270 1218
1271 case SP_DIMENSION_DOOR: 1219 case SP_DIMENSION_DOOR:
1272 /* dimension door needs the actual caster, because that is what is 1220 /* dimension door needs the actual caster, because that is what is
1273 * moved. 1221 * moved.
1274 */ 1222 */
1275 success = dimension_door (op, caster, spell_ob, dir); 1223 success = dimension_door (op, caster, spell_ob, dir, spellparam);
1276 break; 1224 break;
1277 1225
1278 case SP_MAGIC_MAPPING: 1226 case SP_MAGIC_MAPPING:
1279 if (op->type == PLAYER) 1227 if (op->type == PLAYER)
1280 { 1228 {
… …
1313 case SP_HEALING: 1261 case SP_HEALING:
1314 success = cast_heal (op, caster, spell_ob, dir); 1262 success = cast_heal (op, caster, spell_ob, dir);
1315 break; 1263 break;
1316 1264
1317 case SP_CREATE_FOOD: 1265 case SP_CREATE_FOOD:
1318 success = cast_create_food (op, caster, spell_ob, dir, stringarg); 1266 success = cast_create_food (op, caster, spell_ob, dir, spellparam);
1319 break; 1267 break;
1320 1268
1321 case SP_EARTH_TO_DUST: 1269 case SP_EARTH_TO_DUST:
1322 success = cast_earth_to_dust (op, caster, spell_ob); 1270 success = cast_earth_to_dust (op, caster, spell_ob);
1323 break; 1271 break;
… …
1333 case SP_CURSE: 1281 case SP_CURSE:
1334 success = cast_curse (op, caster, spell_ob, dir); 1282 success = cast_curse (op, caster, spell_ob, dir);
1335 break; 1283 break;
1336 1284
1337 case SP_SUMMON_MONSTER: 1285 case SP_SUMMON_MONSTER:
1338 success = summon_object (op, caster, spell_ob, dir, stringarg); 1286 success = summon_object (op, caster, spell_ob, dir, spellparam);
1339 break; 1287 break;
1340 1288
1341 case SP_CHARGING: 1289 case SP_CHARGING:
1342 success = recharge (op, caster, spell_ob); 1290 success = recharge (op, caster, spell_ob);
1343 break; 1291 break;
… …
1380 { 1328 {
1381 op->failmsg (format ("You lack the proper attunement to cast %s!", &spell_ob->name)); 1329 op->failmsg (format ("You lack the proper attunement to cast %s!", &spell_ob->name));
1382 success = 0; 1330 success = 0;
1383 } 1331 }
1384 else 1332 else
1385 success = fire_arch_from_position (op, caster, op->x + freearr_x[dir], op->y + freearr_y[dir], dir, spell_ob); 1333 success = fire_arch_from_position (op, caster, op->x, op->y, dir, spell_ob);
1386 break; 1334 break;
1387 1335
1388 case SP_SWARM: 1336 case SP_SWARM:
1389 success = fire_swarm (op, caster, spell_ob, dir); 1337 success = fire_swarm (op, caster, spell_ob, dir);
1390 break; 1338 break;
… …
1397 /* in rune.c */ 1345 /* in rune.c */
1398 success = dispel_rune (op, caster, spell_ob, skill, dir); 1346 success = dispel_rune (op, caster, spell_ob, skill, dir);
1399 break; 1347 break;
1400 1348
1401 case SP_CREATE_MISSILE: 1349 case SP_CREATE_MISSILE:
1402 success = cast_create_missile (op, caster, spell_ob, dir, stringarg); 1350 success = cast_create_missile (op, caster, spell_ob, dir, spellparam);
1403 break; 1351 break;
1404 1352
1405 case SP_CONSECRATE: 1353 case SP_CONSECRATE:
1406 success = cast_consecrate (op, caster, spell_ob); 1354 success = cast_consecrate (op, caster, spell_ob);
1407 break; 1355 break;
… …
1429 case SP_AURA: 1377 case SP_AURA:
1430 success = create_aura (op, caster, spell_ob); 1378 success = create_aura (op, caster, spell_ob);
1431 break; 1379 break;
1432 1380
1433 case SP_PARTY_SPELL: 1381 case SP_PARTY_SPELL:
1434 success = cast_party_spell (op, caster, dir, spell_ob, stringarg); 1382 success = cast_party_spell (op, caster, dir, spell_ob, spellparam);
1435 break; 1383 break;
1436 1384
1437 default: 1385 default:
1438 LOG (llevError, "cast_spell: Unhandled spell subtype %d\n", spell_ob->subtype); 1386 LOG (llevError, "cast_spell: Unhandled spell subtype %d\n", spell_ob->subtype);
1439 } 1387 }
… …
1516 check_bullet (op); 1464 check_bullet (op);
1517 return; 1465 return;
1518 } 1466 }
1519} 1467}
1520 1468
1521/* This is called by move_apply. Basically, if someone 1469/* This is called by move_apply. Basically, if someone
1522 * moves onto a spell effect and the walk_on or fly_on flags 1470 * moves onto a spell effect and the walk_on or fly_on flags
1523 * are set, this is called. This should only be called for 1471 * are set, this is called. This should only be called for
1524 * objects of the appropraite type. 1472 * objects of the appropriate type.
1525 */ 1473 */
1526void 1474void
1527apply_spell_effect (object *spell, object *victim) 1475apply_spell_effect (object *spell, object *victim)
1528{ 1476{
1529 switch (spell->subtype) 1477 switch (spell->subtype)
… …
1535 1483
1536 case SP_MAGIC_MISSILE: 1484 case SP_MAGIC_MISSILE:
1537 if (QUERY_FLAG (victim, FLAG_ALIVE)) 1485 if (QUERY_FLAG (victim, FLAG_ALIVE))
1538 { 1486 {
1539 hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1); 1487 hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);
1540
1541 if (!spell->destroyed ())
1542 spell->destroy (); 1488 spell->destroy ();
1543 } 1489 }
1544 break; 1490 break;
1545 1491
1546 case SP_MOVING_BALL: 1492 case SP_MOVING_BALL:
1547 if (QUERY_FLAG (victim, FLAG_ALIVE)) 1493 if (QUERY_FLAG (victim, FLAG_ALIVE))
1548 hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1); 1494 hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);
1549 else if (victim->materialname) 1495 else if (victim->materialname)
1550 save_throw_object (victim, spell->attacktype, spell); 1496 save_throw_object (victim, spell->attacktype, spell);
1551 break;
1552 }
1553}
1554 1497
1498 break;
1499 }
1500}
1501
1502/**
1503 * This function will let a fireball explode at the position of
1504 * the victim with a specific maximum level.
1505 */
1506void
1507create_exploding_ball_at (object *victim, int level)
1508{
1509 object *ball = get_archetype (EXPLODING_FIREBALL);
1510 ball->dam_modifier = random_roll (1, level, victim, PREFER_LOW) / 5 + 1;
1511 ball->stats.maxhp = random_roll (1, level, victim, PREFER_LOW) / 10 + 2;
1512 ball->insert_at (victim);
1513}

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