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Comparing deliantra/server/server/spell_util.C (file contents):
Revision 1.32 by root, Mon Jan 15 00:40:49 2007 UTC vs.
Revision 1.125 by root, Mon Nov 12 03:48:34 2012 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 (©) 2005,2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 Copyright (C) 2001 Mark Wedel & Crossfire Development Team 5 * Copyright (©) 2001 Mark Wedel & Crossfire Development Team
6 Copyright (C) 1992 Frank Tore Johansen 6 * Copyright (©) 1992 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 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 2 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, write to the Free Software 19 * and the GNU General Public License along with this program. If not, see
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * <http://www.gnu.org/licenses/>.
21 21 *
22 The authors can be reached via e-mail at <crossfire@schmorp.de> 22 * The authors can be reached via e-mail to <support@deliantra.net>
23*/ 23 */
24
25 24
26#include <global.h> 25#include <global.h>
27#include <spells.h> 26#include <spells.h>
28#include <object.h> 27#include <object.h>
29#include <errno.h> 28#include <errno.h>
… …
35/* 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
36 * 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
37 * matching spells are used. 36 * matching spells are used.
38 */ 37 */
39object * 38object *
40find_random_spell_in_ob (object *ob, const char *skill) 39find_random_spell_in_ob (object *ob, shstr_cmp skill)
41{ 40{
42 int k = 0, s; 41 int k = 0, s;
43 object *tmp;
44 42
45 for (tmp = ob->inv; tmp; tmp = tmp->below) 43 for (object *tmp = ob->inv; tmp; tmp = tmp->below)
46 if (tmp->type == SPELL && (!skill || tmp->skill == skill)) 44 if (tmp->type == SPELL && (!skill || tmp->skill == skill))
47 k++; 45 k++;
48 46
49 /* No spells, no need to progess further */ 47 /* No spells, no need to progess further */
50 if (!k) 48 if (!k)
51 return NULL; 49 return NULL;
52 50
53 s = RANDOM () % k; 51 s = rndm (k);
54 52
55 for (tmp = ob->inv; tmp; tmp = tmp->below) 53 for (object *tmp = ob->inv; tmp; tmp = tmp->below)
56 if (tmp->type == SPELL && (!skill || tmp->skill == skill)) 54 if (tmp->type == SPELL && (!skill || tmp->skill == skill))
57 {
58 if (!s) 55 if (!s)
59 return tmp; 56 return tmp;
60 else 57 else
61 s--; 58 s--;
62 } 59
63 /* Should never get here, but just in case */ 60 /* Should never get here, but just in case */
64 return NULL; 61 return 0;
65} 62}
66 63
67/* Relatively simple function that gets used a lot. 64/* Relatively simple function that gets used a lot.
68 * Basically, it sets up the skill pointer for the spell being 65 * Basically, it sets up the skill pointer for the spell being
69 * cast. If op is really casting the spell, then the skill 66 * cast. If op is really casting the spell, then the skill
… …
79 dest->skill = spob->skill; 76 dest->skill = spob->skill;
80 else 77 else
81 dest->skill = caster->skill; 78 dest->skill = caster->skill;
82} 79}
83 80
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 */
90void
91init_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 */
137void
138dump_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 81/* pretty basic function - basically just takes
153 * 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
154 */ 83 */
155void 84void
156spell_effect (object *spob, int x, int y, maptile *map, object *originator) 85spell_effect (object *spob, int x, int y, maptile *map, object *originator)
157{ 86{
158 if (spob->other_arch) 87 if (spob->other_arch)
159 map->insert (arch_to_object (spob->other_arch), x, y, originator); 88 map->insert (spob->other_arch->instance (), x, y, originator);
160} 89}
161 90
162/* 91static int
163 * This function takes a caster and spell and presents the 92attuned_bonus (object *caster, object *spell, int level)
164 * effective level the caster needs to be to cast the spell.
165 * basically, it just adjusts the spell->level with attuned/repelled
166 * spellpaths. Was called path_level_mod.
167 *
168 * caster is person casting the spell.
169 * spell is the spell object.
170 * Returns modified level.
171 */
172int
173min_casting_level (object *caster, object *spell)
174{ 93{
175 int new_level; 94 // compute the attuned/repelled bonus
176 95 // attuned only increases up to 2 times the original level (i.e. bonus <= level) */
177 if (caster->path_denied & spell->path_attuned) 96 // repell has no such quarrels
178 return 1; 97 return (caster->path_attuned & spell->path_attuned ? min (level, +ATTUNE_REPELL) : 0)
179
180 new_level = spell->level
181 + (caster->path_repelled & spell->path_attuned ? +2 : 0) 98 + (caster->path_repelled & spell->path_attuned ? -ATTUNE_REPELL : 0);
182 + (caster->path_attuned & spell->path_attuned ? -2 : 0);
183
184 return max (1, new_level);
185} 99}
186 100
187/* This function returns the effective level the spell 101/* This function returns the effective level the spell
188 * is being cast at. 102 * 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 */ 103 */
193
194int 104int
195caster_level (object *caster, object *spell) 105casting_level (object *caster, object *spell)
196{ 106{
197 int level = caster->level; 107 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 }
207 108
208 /* 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. */
209 if (caster->type == ROD && caster->env && caster->env->type == PLAYER) 110 if (caster->type == ROD && caster->env && caster->env->type == PLAYER)
210 { 111 {
211 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);
212 int sk_level = skill ? skill->level : 1; 113 int sk_level = skill ? skill->level : 1;
213 114
214 level = MIN (level, sk_level + level / 10 + 1); 115 level = min (level, sk_level + level / 10 + 1);
215 } 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;
216 120
217 /* Got valid caster level. Now adjust for attunement */ 121 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); 122
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);
219 128
220 /* 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
221 * errors in various places. 130 * errors in various places.
222 */ 131 */
223 if (level < 1) 132 return clamp (level, 1, settings.max_level);
224 level = 1;
225
226 return level;
227} 133}
228 134
229/* The following function scales the spellpoint cost of 135/* The following function scales the spellpoint cost of
230 * a spell by it's increased effectiveness. Some of the 136 * a spell by it's increased effectiveness. Some of the
231 * lower level spells become incredibly vicious at high 137 * lower level spells become incredibly vicious at high
… …
235 * caster is what is casting the spell, can be op. 141 * caster is what is casting the spell, can be op.
236 * spell is the spell object. 142 * spell is the spell object.
237 * 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
238 * mana. In that case, we return which ever value is higher. 144 * mana. In that case, we return which ever value is higher.
239 */ 145 */
240
241sint16 146sint16
242SP_level_spellpoint_cost (object *caster, object *spell, int flags) 147SP_level_spellpoint_cost (object *caster, object *spell, int flags)
243{ 148{
244 int sp, grace, level = caster_level (caster, spell); 149 int sp, grace, level = casting_level (caster, spell);
245 150
246 if (settings.spellpoint_level_depend == TRUE) 151 if (settings.spellpoint_level_depend == TRUE)
247 { 152 {
248 if (spell->stats.sp && spell->stats.maxsp) 153 if (spell->stats.sp && spell->stats.maxsp)
249 {
250 sp = (int) (spell->stats.sp * (1.0 + MAX (0, (float) (level - spell->level) / (float) spell->stats.maxsp))); 154 sp = spell->stats.sp * (1.f + max (0.f, float (level - spell->level) / spell->stats.maxsp));
251 }
252 else 155 else
253 sp = spell->stats.sp; 156 sp = spell->stats.sp;
254 157
255 sp *= (int) PATH_SP_MULT (caster, spell); 158 sp *= (int) PATH_SP_MULT (caster, spell);
256 if (!sp && spell->stats.sp) 159 if (!sp && spell->stats.sp)
257 sp = 1; 160 sp = 1;
258 161
259 if (spell->stats.grace && spell->stats.maxgrace) 162 if (spell->stats.grace && spell->stats.maxgrace)
260 {
261 grace = (int) (spell->stats.grace * (1.0 + MAX (0, (float) (level - spell->level) / (float) spell->stats.maxgrace))); 163 grace = spell->stats.grace * (1.f + max (0.f, float (level - spell->level) / spell->stats.maxgrace));
262 }
263 else 164 else
264 grace = spell->stats.grace; 165 grace = spell->stats.grace;
265 166
266 grace *= (int) PATH_SP_MULT (caster, spell); 167 grace *= PATH_SP_MULT (caster, spell);
267 if (spell->stats.grace && !grace) 168 if (spell->stats.grace && !grace)
268 grace = 1; 169 grace = 1;
269 } 170 }
270 else 171 else
271 { 172 {
272 sp = (int) (spell->stats.sp * PATH_SP_MULT (caster, spell)); 173 sp = (int) (spell->stats.sp * PATH_SP_MULT (caster, spell));
273 if (spell->stats.sp && !sp) 174 if (spell->stats.sp && !sp)
274 sp = 1; 175 sp = 1;
176
275 grace = (int) (spell->stats.grace * PATH_SP_MULT (caster, spell)); 177 grace = (int) (spell->stats.grace * PATH_SP_MULT (caster, spell));
276 if (spell->stats.grace && !grace) 178 if (spell->stats.grace && !grace)
277 grace = 1; 179 grace = 1;
278 } 180 }
181
279 if (flags == SPELL_HIGHEST) 182 if (flags == SPELL_HIGHEST)
280 return MAX (sp, grace); 183 return max (sp, grace);
281 else if (flags == SPELL_GRACE) 184 else if (flags == SPELL_GRACE)
282 return grace; 185 return grace;
283 else if (flags == SPELL_MANA) 186 else if (flags == SPELL_MANA)
284 return sp; 187 return sp;
285 else 188 else
… …
287 LOG (llevError, "SP_level_spellpoint_cost: Unknown flags passed: %d\n", flags); 190 LOG (llevError, "SP_level_spellpoint_cost: Unknown flags passed: %d\n", flags);
288 return 0; 191 return 0;
289 } 192 }
290} 193}
291 194
195/*
196 * Return the effective casting level of the spell.
197 * To make spells independent of their starting level, this function
198 * scales the range spellstartlevel .. 100 into the range 1..100
199 */
200static int
201SP_casting_level (object *caster, object *spell)
202{
203 return casting_level (caster, spell);
204}
292 205
293/* SP_level_dam_adjust: Returns adjusted damage based on the caster. 206/* SP_level_dam_adjust: Returns adjusted damage based on the caster.
294 * spob is the spell we are adjusting. 207 * spob is the spell we are adjusting.
295 */ 208 */
296int 209int
297SP_level_dam_adjust (object *caster, object *spob) 210SP_level_dam_adjust (object *caster, object *spob)
298{ 211{
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) 212 if (!spob->dam_modifier)
305 adj /= spob->dam_modifier;
306 else
307 adj = 0;
308 return adj; 213 return 0;
214
215 return SP_casting_level (caster, spob) / spob->dam_modifier;
309} 216}
310 217
311/* Adjust the strength of the spell based on level. 218/* Adjust the strength of the spell based on level.
312 * This is basically the same as SP_level_dam_adjust above, 219 * This is basically the same as SP_level_dam_adjust above,
313 * but instead looks at the level_modifier value. 220 * but instead looks at the level_modifier value.
314 */ 221 */
315int 222int
316SP_level_duration_adjust (object *caster, object *spob) 223SP_level_duration_adjust (object *caster, object *spob)
317{ 224{
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) 225 if (!spob->duration_modifier)
324 adj /= spob->duration_modifier;
325 else
326 adj = 0;
327
328 return adj; 226 return 0;
227
228 return SP_casting_level (caster, spob) / spob->duration_modifier;
329} 229}
330 230
331/* Adjust the strength of the spell based on level. 231/* Adjust the strength of the spell based on level.
332 * This is basically the same as SP_level_dam_adjust above, 232 * This is basically the same as SP_level_dam_adjust above,
333 * but instead looks at the level_modifier value. 233 * but instead looks at the level_modifier value.
334 */ 234 */
335int 235int
336SP_level_range_adjust (object *caster, object *spob) 236SP_level_range_adjust (object *caster, object *spob)
337{ 237{
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) 238 if (!spob->range_modifier)
344 adj /= spob->range_modifier;
345 else
346 adj = 0;
347
348 return adj; 239 return 0;
240
241 return SP_casting_level (caster, spob) / spob->range_modifier;
349} 242}
350 243
351/* Checks to see if player knows the spell. If the name is the same 244/* Checks to see if player knows the spell. If the name is the same
352 * as an existing spell, we presume they know it. 245 * as an existing spell, we presume they know it.
353 * returns 1 if they know the spell, 0 if they don't. 246 * returns 1 if they know the spell, 0 if they don't.
354 */ 247 */
355object * 248object *
356check_spell_known (object *op, const char *name) 249check_spell_known (object *op, shstr_cmp name)
357{ 250{
358 object *spop; 251 object *spop;
359 252
360 for (spop = op->inv; spop; spop = spop->below) 253 for (spop = op->inv; spop; spop = spop->below)
361 if (spop->type == SPELL && !strcmp (spop->name, name)) 254 if (spop->type == SPELL && spop->name == name)
362 return spop; 255 return spop;
363 256
364 return NULL; 257 return 0;
365} 258}
366
367 259
368/* 260/*
369 * Look at object 'op' and see if they know the spell 261 * Look at object 'op' and see if they know the spell
370 * spname. This is pretty close to check_spell_known 262 * spname. This is pretty close to check_spell_known
371 * above, but it uses a looser matching mechanism. 263 * above, but it uses a looser matching mechanism.
372 * returns the matching spell object, or NULL. 264 * returns the matching spell object, or NULL.
373 * If we match multiple spells but don't get an 265 * If we match multiple spells but don't get an
374 * exact match, we also return NULL. 266 * exact match, we also return NULL.
375 */ 267 */
376
377object * 268object *
378lookup_spell_by_name (object *op, const char *spname) 269lookup_spell_by_name (object *op, const char *spname)
379{ 270{
380 object *spob1 = NULL, *spob2 = NULL, *spob; 271 object *spob1 = 0, *spob2 = 0;
381 int nummatch = 0; 272 int nummatch = 0;
382 273
383 if (spname == NULL) 274 if (!spname)
384 return NULL; 275 return 0;
385 276
386 /* Try to find the spell. We store the results in spob1 277 /* Try to find the spell. We store the results in spob1
387 * and spob2 - spob1 is only taking the length of 278 * and spob2 - spob1 is only taking the length of
388 * the past spname, spob2 uses the length of the spell name. 279 * the past spname, spob2 uses the length of the spell name.
389 */ 280 */
390 for (spob = op->inv; spob; spob = spob->below) 281 for (object *spob = op->inv; spob; spob = spob->below)
391 { 282 {
392 if (spob->type == SPELL) 283 if (spob->type == SPELL)
393 { 284 {
285 // TODO: WTF?
394 if (!strncmp (spob->name, spname, strlen (spname))) 286 if (!strncmp (spob->name, spname, strlen (spname)))
395 { 287 {
396 nummatch++; 288 nummatch++;
397 spob1 = spob; 289 spob1 = spob;
398 } 290 }
… …
403 * fall into this category). It shouldn't be hard to 295 * fall into this category). It shouldn't be hard to
404 * make sure spell names don't overlap in that fashion. 296 * make sure spell names don't overlap in that fashion.
405 */ 297 */
406 if (spob2) 298 if (spob2)
407 LOG (llevError, "Found multiple spells with overlapping base names: %s, %s\n", &spob2->name, &spob->name); 299 LOG (llevError, "Found multiple spells with overlapping base names: %s, %s\n", &spob2->name, &spob->name);
300
408 spob2 = spob; 301 spob2 = spob;
409 } 302 }
410 } 303 }
411 } 304 }
412 /* if we have best match, return it. Otherwise, if we have one match 305 /* if we have best match, return it. Otherwise, if we have one match
413 * on the loser match, return that, otehrwise null 306 * on the loser match, return that, otehrwise null
414 */ 307 */
415 if (spob2) 308 if (spob2)
416 return spob2; 309 return spob2;
310
417 if (spob1 && nummatch == 1) 311 if (spob1 && nummatch == 1)
418 return spob1; 312 return spob1;
313
419 return NULL; 314 return NULL;
420} 315}
421 316
422/* reflwall - decides weither the (spell-)object sp_op will 317/* reflwall - decides weither the (spell-)object sp_op will
423 * be reflected from the given mapsquare. Returns 1 if true. 318 * be reflected from the given mapsquare. Returns 1 if true.
… …
427 * eg, updated for tiled maps. 322 * eg, updated for tiled maps.
428 */ 323 */
429int 324int
430reflwall (maptile *m, int x, int y, object *sp_op) 325reflwall (maptile *m, int x, int y, object *sp_op)
431{ 326{
432 object *op;
433
434 if (OUT_OF_REAL_MAP (m, x, y)) 327 if (OUT_OF_REAL_MAP (m, x, y))
435 return 0; 328 return 0;
329
436 for (op = GET_MAP_OB (m, x, y); op != NULL; op = op->above) 330 for (object *op = GET_MAP_OB (m, x, y); op; op = op->above)
437 if (QUERY_FLAG (op, FLAG_REFL_SPELL) 331 if (op->flag [FLAG_REFL_SPELL]
438 && (!QUERY_FLAG (op, FLAG_ALIVE) 332 && (!op->flag [FLAG_ALIVE]
439 || (rndm (0, 99)) < 90 - (sp_op->level / 10))) 333 || (rndm (0, 99)) < 90 - (sp_op->level / 10)))
440 return 1; 334 return 1;
441 335
442 return 0; 336 return 0;
443} 337}
444 338
445/* cast_create_object: creates object new_op in direction dir 339/* cast_create_object: creates object new_op in direction dir
446 * or if that is blocked, beneath the player (op). 340 * or if that is blocked, beneath the player (op).
447 * we pass 'caster', but don't use it for anything. 341 * we pass 'caster', but don't use it for anything.
448 * This is really just a simple wrapper function . 342 * This is really just a simple wrapper function .
449 * returns the direction that the object was actually placed 343 * returns true to indicate whether the operation was successful.
450 * in. 344 * destroys the object is unsuccessful.
451 */ 345 */
452int 346bool
453cast_create_obj (object *op, object *caster, object *new_op, int dir) 347cast_create_obj (object *op, object *caster, object *new_op, int dir)
454{ 348{
455 maptile *m; 349 mapxy pos (op);
456 sint16 sx, sy; 350 pos.move (dir);
457 351
458 if (dir && 352 if (!pos.normalise ()
459 ((get_map_flags (op->map, &m, op->x + freearr_x[dir], op->y + freearr_y[dir], &sx, &sy) & P_OUT_OF_MAP) || 353 || pos->blocks (op) // perversely enough, we check if the palyer can reach that space
460 OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, sx, sy)))) 354 || !new_op->can_drop_at (pos.m, pos.x, pos.y)
461 { 355 )
462 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.");
464 dir = 0;
465 } 356 {
357 op->failmsg ("Your spell fizzles! H<Something is in the way.>");
358 new_op->destroy ();
359 return 0;
360 }
466 361
467 op->map->insert (new_op, 362 new_op->set_flag (FLAG_IDENTIFIED);
468 op->x + freearr_x[dir], op->y + freearr_y[dir],
469 op,
470 dir ? 0 : INS_BELOW_ORIGINATOR);
471 363
364 pos.insert (new_op, op, dir ? 0 : INS_BELOW_ORIGINATOR);
365
472 return dir; 366 return 1;
367}
368
369static bool
370mergable_owner (object *o1, object *o2)
371{
372 if (o1 == o2)
373 return 1;
374
375 if (!o1 || !o2)
376 return 0;
377
378 if (o1->flag [FLAG_FRIENDLY] != o1->flag [FLAG_FRIENDLY])
379 return 0;
380
381 if (o1->is_player () || o2->is_player ())
382 return 0;
383
384 return 1;
473} 385}
474 386
475/* Returns true if it is ok to put spell *op on the space/may provided. 387/* Returns true if it is ok to put spell *op on the space/may provided.
476 * immune_stop is basically the attacktype of the spell (why 388 * immune_stop is basically the attacktype of the spell (why
477 * passed as a different value, not sure of). If immune_stop 389 * passed as a different value, not sure of). If immune_stop
478 * has the AT_MAGIC bit set, and there is a counterwall 390 * has the AT_MAGIC bit set, and there is a counterwall
479 * on the space, the object doesn't get placed. if immune stop 391 * on the space, the object doesn't get placed. if immune stop
480 * does not have AT_MAGIC, then counterwalls do not effect the spell. 392 * does not have AT_MAGIC, then counterwalls do not effect the spell.
481 *
482 */ 393 */
483int 394int
484ok_to_put_more (maptile *m, sint16 x, sint16 y, object *op, int immune_stop) 395ok_to_put_more (maptile *m, sint16 x, sint16 y, object *op, int immune_stop)
485{ 396{
486 if (!xy_normalise (m, x, y)) 397 if (!xy_normalise (m, x, y))
487 return 0; 398 return 0;
488 399
489 mapspace &ms = m->at (x, y); 400 mapspace &ms = m->at (x, y);
401 ms.update ();
490 402
491 if (OB_TYPE_MOVE_BLOCK (op, ms.move_block)) 403 if (OB_TYPE_MOVE_BLOCK (op, ms.move_block))
492 return 0; 404 return 0;
493 405
406 int max_effects = 5; // max. number of similar spells per mapspace
407
494 for (object *tmp = ms.bot; tmp; tmp = tmp->above) 408 for (object *tmp = ms.top; tmp; tmp = tmp->below)
495 { 409 {
496 /* If there is a counterspell on the space, and this 410 /* If there is a counterspell on the space, and this
497 * object is using magic, don't progress. I believe we could 411 * object is using magic, don't progress. I believe we could
498 * leave this out and let in progress, and other areas of the code 412 * leave this out and let in progress, and other areas of the code
499 * will then remove it, but that would seem to to use more 413 * will then remove it, but that would seem to to use more
500 * resources, and may not work as well if a player is standing 414 * 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 415 * 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 416 * removed.) On the other hand, it may be more dramatic for the
503 * spell to actually hit the counterwall and be sucked up. 417 * spell to actually hit the counterwall and be sucked up.
504 */ 418 */
505 if ((tmp->attacktype & AT_COUNTERSPELL) && 419 if ((tmp->attacktype & AT_COUNTERSPELL)
506 (tmp->type != PLAYER) && !QUERY_FLAG (tmp, FLAG_MONSTER) && 420 && !tmp->flag [FLAG_MONSTER]
507 (tmp->type != WEAPON) && (tmp->type != BOW) && (tmp->type != ARROW) && (tmp->type != GOLEM) && (immune_stop & AT_MAGIC)) 421 && (tmp->type != PLAYER)
422 && (tmp->type != WEAPON)
423 && (tmp->type != BOW)
424 && (tmp->type != ARROW)
425 && (tmp->type != GOLEM)
426 && !tmp->flag [FLAG_IS_FLOOR] // XXX:
427 // we special case floor here because there
428 // are sometimes spell effect floors
429 // which are used to inflict damage
430 // (and those shouldn't go away from
431 // sanctuary) see also: permanent lava
432 && (immune_stop & AT_MAGIC))
508 return 0; 433 return 0;
509 434
510 /* This is to prevent 'out of control' spells. Basically, this
511 * limits one spell effect per space per spell. This is definately
512 * needed for performance reasons, and just for playability I believe.
513 * there are no such things as multispaced spells right now, so
514 * we don't need to worry about the head.
515 */
516 if ((tmp->stats.maxhp == op->stats.maxhp) && (tmp->type == op->type) && (tmp->subtype == op->subtype))
517 return 0;
518
519 /*
520 * Combine similar spell effects into one spell effect. Needed for
521 * performance reasons with meteor swarm and the like, but also for
522 * playability reasons.
523 */
524 if (tmp->arch == op->arch
525 && tmp->type == op->type 435 if (tmp->type == op->type)
526 && tmp->subtype == op->subtype
527 && tmp->owner == op->owner && ((tmp->subtype == SP_EXPLOSION) || (tmp->subtype == SP_CONE && tmp->stats.sp == op->stats.sp)))
528 { 436 {
529 tmp->stats.dam = MAX (tmp->stats.dam, op->stats.dam); 437 if (tmp->subtype == op->subtype
530 tmp->range = MAX (tmp->range, op->range); 438 && tmp->arch == op->arch /* no harm if not comparing by name here */)
531 tmp->duration = MAX (tmp->duration, op->duration); 439 {
440 /* This is to prevent 'out of control' spells. Basically, this
441 * limits one spell effect per space per spell. This is definately
442 * needed for performance reasons, and just for playability I believe.
443 * there are no such things as multispaced spells right now, so
444 * we don't need to worry about the head.
445 */
446 if (tmp->stats.maxhp == op->stats.maxhp)
447 return 0;
448
449 /*
450 * Combine similar spell effects into one spell effect. Needed for
451 * performance reasons with meteor swarm and the like, but also for
452 * playability reasons.
453 */
454 if (((tmp->subtype == SP_EXPLOSION) || (tmp->subtype == SP_CONE && tmp->stats.sp == op->stats.sp)))
455 if (mergable_owner (tmp, op))
456 {
457 // if same owner, then combine, but reduce advantage of multiple spells
458 max_it (tmp->stats.dam, op->stats.dam);
459 max_it (tmp->range , op->range);
460 max_it (tmp->duration , op->duration);
461 return 0;
462 }
463 }
464
465 // if there are too many spell effects on this space,
466 // then don't allow more of them, for performance reasons.
467 if (tmp->type == SPELL_EFFECT
468 && !--max_effects)
532 return 0; 469 return 0;
533 } 470 }
534 471
535 /* Perhaps we should also put checks in for no magic and unholy 472 /* Perhaps we should also put checks in for no magic and unholy
536 * ground to prevent it from moving along? 473 * ground to prevent it from moving along?
537 */ 474 */
… …
549 * dir: direction to fire in. 486 * dir: direction to fire in.
550 * spell: spell that is being fired. It uses other_arch for the archetype 487 * spell: spell that is being fired. It uses other_arch for the archetype
551 * to fire. 488 * to fire.
552 * returns 0 on failure, 1 on success. 489 * returns 0 on failure, 1 on success.
553 */ 490 */
554
555int 491int
556fire_arch_from_position (object *op, object *caster, sint16 x, sint16 y, int dir, object *spell) 492fire_arch_from_position (object *op, object *caster, sint16 x, sint16 y, int dir, object *spell)
557{ 493{
558 object *tmp;
559 int mflags;
560 maptile *m;
561
562 if (spell->other_arch == NULL) 494 if (!spell->other_arch)
563 return 0; 495 return 0;
564 496
565 m = op->map; 497 object *tmp = spell->other_arch->instance ();
566 mflags = get_map_flags (m, &m, x, y, &x, &y);
567 if (mflags & P_OUT_OF_MAP)
568 {
569 return 0;
570 }
571 498
572 tmp = arch_to_object (spell->other_arch); 499 if (!tmp)
573
574 if (tmp == NULL)
575 return 0; 500 return 0;
576
577 if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (m, x, y)))
578 {
579 new_draw_info (NDI_UNIQUE, 0, op, "You can't cast the spell on top of a wall!\n");
580 tmp->destroy ();
581 return 0;
582 }
583 501
584 tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell); 502 tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
585 tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell); 503 tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);
586 /* code in time.c uses food for some things, duration for others */ 504 /* code in time.c uses food for some things, duration for others */
587 tmp->stats.food = tmp->duration; 505 tmp->stats.food = tmp->duration;
588 tmp->range = spell->range + SP_level_range_adjust (caster, spell); 506 tmp->range = spell->range + SP_level_range_adjust (caster, spell);
589 tmp->attacktype = spell->attacktype; 507 tmp->attacktype = spell->attacktype;
590 tmp->x = x;
591 tmp->y = y;
592 tmp->direction = dir; 508 tmp->direction = dir;
593 if (op->owner != NULL)
594 tmp->set_owner (op); 509 tmp->set_owner (op);
595 else
596 tmp->set_owner (op);
597 tmp->level = caster_level (caster, spell); 510 tmp->level = casting_level (caster, spell);
598 set_spell_skill (op, caster, spell, tmp); 511 set_spell_skill (op, caster, spell, tmp);
599 512
600 /* needed for AT_HOLYWORD,AT_GODPOWER stuff */ 513 /* needed for AT_HOLYWORD,AT_GODPOWER stuff */
601 if (tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER) 514 if (tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER)
602 {
603 if (!tailor_god_spell (tmp, op)) 515 if (!tailor_god_spell (tmp, op))
604 return 0; 516 return 0;
605 } 517
606 if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE)) 518 if (tmp->flag [FLAG_IS_TURNABLE])
607 SET_ANIMATION (tmp, dir); 519 SET_ANIMATION (tmp, dir);
608 520
609 if ((tmp = insert_ob_in_map (tmp, m, op, 0))) 521 if ((tmp = op->map->insert (tmp, x, y, op)))
610 move_spell_effect (tmp); 522 move_spell_effect (tmp);
611 523
612 return 1; 524 return 1;
613} 525}
614 526
… …
619 ****************************************************************************/ 531 ****************************************************************************/
620void 532void
621regenerate_rod (object *rod) 533regenerate_rod (object *rod)
622{ 534{
623 if (rod->stats.hp < rod->stats.maxhp) 535 if (rod->stats.hp < rod->stats.maxhp)
624 { 536 rod->stats.hp = min (rod->stats.maxhp, rod->stats.hp + 1 + rod->stats.maxhp / 20);
625 rod->stats.hp += 1 + rod->stats.maxhp / 10;
626
627 if (rod->stats.hp > rod->stats.maxhp)
628 rod->stats.hp = rod->stats.maxhp;
629 }
630} 537}
631
632 538
633void 539void
634drain_rod_charge (object *rod) 540drain_rod_charge (object *rod)
635{ 541{
636 rod->stats.hp -= SP_level_spellpoint_cost (rod, rod->inv, SPELL_HIGHEST); 542 rod->stats.hp -= SP_level_spellpoint_cost (rod, rod->inv, SPELL_HIGHEST);
637} 543}
638
639
640
641 544
642/* this function is commonly used to find a friendly target for 545/* this function is commonly used to find a friendly target for
643 * spells such as heal or protection or armour 546 * spells such as heal or protection or armour
644 * op is what is looking for the target (which can be a player), 547 * op is what is looking for the target (which can be a player),
645 * dir is the direction we are looking in. Return object found, or 548 * dir is the direction we are looking in. Return object found, or
646 * NULL if no good object. 549 * NULL if no good object.
647 */ 550 */
648
649object * 551object *
650find_target_for_friendly_spell (object *op, int dir) 552find_target_for_friendly_spell (object *op, int dir)
651{ 553{
652 object *tmp; 554 object *tmp;
653 maptile *m;
654 sint16 x, y;
655 int mflags;
656 555
657 /* I don't really get this block - if op isn't a player or rune, 556 /* I don't really get this block - if op isn't a player or rune,
658 * we then make the owner of this object the target. 557 * we then make the owner of this object the target.
659 * The owner could very well be no where near op. 558 * The owner could very well be no where near op.
660 */ 559 */
… …
662 { 561 {
663 tmp = op->owner; 562 tmp = op->owner;
664 /* If the owner does not exist, or is not a monster, than apply the spell 563 /* If the owner does not exist, or is not a monster, than apply the spell
665 * to the caster. 564 * to the caster.
666 */ 565 */
667 if (!tmp || !QUERY_FLAG (tmp, FLAG_MONSTER)) 566 if (!tmp || !tmp->flag [FLAG_MONSTER])
668 tmp = op; 567 tmp = op;
669 } 568 }
670 else 569 else
671 { 570 {
672 m = op->map; 571 maptile *m = op->map;
673 x = op->x + freearr_x[dir]; 572 sint16 x = op->x + freearr_x[dir];
674 y = op->y + freearr_y[dir]; 573 sint16 y = op->y + freearr_y[dir];
675
676 mflags = get_map_flags (m, &m, x, y, &x, &y);
677
678 if (mflags & P_OUT_OF_MAP)
679 tmp = 0;
680 else 574
575 tmp = xy_normalise (m, x, y)
681 tmp = m->at (x, y).player (); 576 ? m->at (x, y).player ()
577 : 0;
682 } 578 }
683 579
684 /* didn't find a player there, look in current square for a player */ 580 /* didn't find a player there, look in current square for a player */
685 if (!tmp) 581 if (!tmp)
686 tmp = op->ms ().player (); 582 tmp = op->ms ().player ();
687 583
688 return tmp; 584 return tmp;
689} 585}
690
691
692 586
693/* raytrace: 587/* raytrace:
694 * spell_find_dir(map, x, y, exclude) will search first the center square 588 * spell_find_dir(map, x, y, exclude) will search first the center square
695 * then some close squares in the given map at the given coordinates for 589 * then some close squares in the given map at the given coordinates for
696 * live objects. 590 * live objects.
… …
699 * monsters/generators only. If not, the spell will hunt players only. 593 * monsters/generators only. If not, the spell will hunt players only.
700 * It returns the direction toward the first/closest live object if it finds 594 * It returns the direction toward the first/closest live object if it finds
701 * any, otherwise -1. 595 * any, otherwise -1.
702 * note that exclude can be NULL, in which case all bets are off. 596 * note that exclude can be NULL, in which case all bets are off.
703 */ 597 */
704
705int 598int
706spell_find_dir (maptile *m, int x, int y, object *exclude) 599spell_find_dir (maptile *m, int x, int y, object *exclude)
707{ 600{
708 int i, max = SIZEOFFREE; 601 int i, max = SIZEOFFREE;
709 sint16 nx, ny; 602 sint16 nx, ny;
… …
726 continue; 619 continue;
727 620
728 tmp = GET_MAP_OB (mp, nx, ny); 621 tmp = GET_MAP_OB (mp, nx, ny);
729 622
730 while (tmp != NULL && (((owner_type == PLAYER && 623 while (tmp != NULL && (((owner_type == PLAYER &&
731 !QUERY_FLAG (tmp, FLAG_MONSTER) && !QUERY_FLAG (tmp, FLAG_GENERATOR)) || 624 !tmp->flag [FLAG_MONSTER] && !tmp->flag [FLAG_GENERATOR]) ||
732 (owner_type != PLAYER && tmp->type != PLAYER)) || (tmp == exclude || (tmp->head && tmp->head == exclude)))) 625 (owner_type != PLAYER && tmp->type != PLAYER)) || (tmp == exclude || (tmp->head && tmp->head == exclude))))
733 tmp = tmp->above; 626 tmp = tmp->above;
734 627
735 if (tmp != NULL && can_see_monsterP (m, x, y, i)) 628 if (tmp != NULL && can_see_monsterP (m, x, y, i))
736 return freedir[i]; 629 return freedir[i];
737 } 630 }
738 return -1; /* flag for "keep going the way you were" */ 631 return -1; /* flag for "keep going the way you were" */
739} 632}
740
741
742 633
743/* put_a_monster: puts a monster named monstername near by 634/* put_a_monster: puts a monster named monstername near by
744 * op. This creates the treasures for the monsters, and 635 * op. This creates the treasures for the monsters, and
745 * also deals with multipart monsters properly. 636 * also deals with multipart monsters properly.
746 */ 637 */
747 638static void
748void
749put_a_monster (object *op, const char *monstername) 639put_a_monster (object *op, const char *monstername)
750{ 640{
751 object *tmp, *head = NULL, *prev = NULL; 641 object *tmp, *head = NULL, *prev = NULL;
752 archetype *at; 642 archetype *at;
753 int dir; 643 int dir;
… …
759 649
760 /* find a free square nearby 650 /* find a free square nearby
761 * first we check the closest square for free squares 651 * first we check the closest square for free squares
762 */ 652 */
763 653
764 dir = find_first_free_spot (&at->clone, op->map, op->x, op->y); 654 dir = find_first_free_spot (at, op->map, op->x, op->y);
765 if (dir != -1) 655 if (dir != -1)
766 { 656 {
767 /* This is basically grabbed for generate monster. Fixed 971225 to 657 /* This is basically grabbed for generate monster. Fixed 971225 to
768 * insert multipart monsters properly 658 * insert multipart monsters properly
769 */ 659 */
660 //TODO: use expand_tail + ...
770 while (at != NULL) 661 while (at != NULL)
771 { 662 {
772 tmp = arch_to_object (at); 663 tmp = at->instance ();
773 tmp->x = op->x + freearr_x[dir] + at->clone.x; 664 tmp->x = op->x + freearr_x[dir] + at->x;
774 tmp->y = op->y + freearr_y[dir] + at->clone.y; 665 tmp->y = op->y + freearr_y[dir] + at->y;
775 tmp->map = op->map; 666 tmp->map = op->map;
776 if (head) 667 if (head)
777 { 668 {
778 tmp->head = head; 669 tmp->head = head;
779 prev->more = tmp; 670 prev->more = tmp;
780 } 671 }
672
781 if (!head) 673 if (!head)
782 head = tmp; 674 head = tmp;
675
783 prev = tmp; 676 prev = tmp;
677
784 at = at->more; 678 at = (archetype *)at->more;
785 } 679 }
786 680
787 if (head->randomitems) 681 if (head->randomitems)
788 create_treasure (head->randomitems, head, GT_INVISIBLE, op->map->difficulty, 0); 682 create_treasure (head->randomitems, head, GT_INVISIBLE, op->map->difficulty, 0);
789 683
790 insert_ob_in_map (head, op->map, op, 0); 684 insert_ob_in_map (head, op->map, op, 0);
791 685
792 /* thought it'd be cool to insert a burnout, too. */ 686 /* thought it'd be cool to insert a burnout, too. */
793 op->map->insert (get_archetype ("burnout"), op->x + freearr_x[dir], op->y + freearr_y[dir], op); 687 op->map->insert (archetype::get (shstr_burnout), op->x + freearr_x[dir], op->y + freearr_y[dir], op);
794 } 688 }
795} 689}
796 690
797/* peterm: function which summons hostile monsters and 691/* peterm: function which summons hostile monsters and
798 * places them in nearby squares. 692 * places them in nearby squares.
… …
805 * Note that this is not used by any spells (summon evil monsters 699 * Note that this is not used by any spells (summon evil monsters
806 * use to call this, but best I can tell, that spell/ability was 700 * use to call this, but best I can tell, that spell/ability was
807 * never used. This is however used by various failures on the 701 * never used. This is however used by various failures on the
808 * players part (alchemy, reincarnation, etc) 702 * players part (alchemy, reincarnation, etc)
809 */ 703 */
810
811int 704int
812summon_hostile_monsters (object *op, int n, const char *monstername) 705summon_hostile_monsters (object *op, int n, const char *monstername)
813{ 706{
814 int i; 707 int i;
815 708
… …
825{ 718{
826 int attacktype; 719 int attacktype;
827 int face; 720 int face;
828} ATTACKS[22] = 721} ATTACKS[22] =
829{ 722{
830 {
831 AT_PHYSICAL, 0}, 723 { AT_PHYSICAL, 0},
832 {
833 AT_PHYSICAL, 0}, /*face = explosion */ 724 { AT_PHYSICAL, 0}, /*face = explosion */
834 {
835 AT_PHYSICAL, 0}, 725 { AT_PHYSICAL, 0},
836 {
837 AT_MAGIC, 1}, 726 { AT_MAGIC, 1},
838 {
839 AT_MAGIC, 1}, /* face = last-burnout */ 727 { AT_MAGIC, 1}, /* face = last-burnout */
840 {
841 AT_MAGIC, 1}, 728 { AT_MAGIC, 1},
842 {
843 AT_FIRE, 2}, 729 { AT_FIRE, 2},
844 {
845 AT_FIRE, 2}, /* face = fire.... */ 730 { AT_FIRE, 2}, /* face = fire.... */
846 {
847 AT_FIRE, 2}, 731 { AT_FIRE, 2},
848 {
849 AT_ELECTRICITY, 3}, 732 { AT_ELECTRICITY, 3},
850 {
851 AT_ELECTRICITY, 3}, /* ball_lightning */ 733 { AT_ELECTRICITY, 3}, /* ball_lightning */
852 {
853 AT_ELECTRICITY, 3}, 734 { AT_ELECTRICITY, 3},
854 {
855 AT_COLD, 4}, 735 { AT_COLD, 4},
856 {
857 AT_COLD, 4}, /* face=icestorm */ 736 { AT_COLD, 4}, /* face=icestorm */
858 {
859 AT_COLD, 4}, 737 { AT_COLD, 4},
860 {
861 AT_CONFUSION, 5}, 738 { AT_CONFUSION, 5},
862 {
863 AT_POISON, 7}, 739 { AT_POISON, 7},
864 {
865 AT_POISON, 7}, /* face = acid sphere. generator */ 740 { AT_POISON, 7}, /* face = acid sphere. generator */
866 {
867 AT_POISON, 7}, /* poisoncloud face */ 741 { AT_POISON, 7}, /* poisoncloud face */
868 {
869 AT_SLOW, 8}, 742 { AT_SLOW, 8},
870 {
871 AT_PARALYZE, 9}, 743 { AT_PARALYZE, 9},
872 {
873AT_FEAR, 10}}; 744 { AT_FEAR, 10},
874 745};
875
876 746
877/* shuffle_attack: peterm 747/* shuffle_attack: peterm
878 * This routine shuffles the attack of op to one of the 748 * This routine shuffles the attack of op to one of the
879 * ones in the list. It does this at random. It also 749 * ones in the list. It does this at random. It also
880 * chooses a face appropriate to the attack that is 750 * chooses a face appropriate to the attack that is
… …
903 { 773 {
904 SET_ANIMATION (op, ATTACKS[i].face); 774 SET_ANIMATION (op, ATTACKS[i].face);
905 } 775 }
906} 776}
907 777
908
909/* prayer_failure: This is called when a player fails 778/* prayer_failure: This is called when a player fails
910 * at casting a prayer. 779 * at casting a prayer.
911 * op is the player. 780 * op is the player.
912 * failure is basically how much grace they had. 781 * failure is basically how much grace they had.
913 * power is how much grace the spell would normally take to cast. 782 * power is how much grace the spell would normally take to cast.
914 */ 783 */
915 784
916void 785#define HINT_GRACE " H<Make sure you always have enough grace points for your prayers.>"
786
787static void
917prayer_failure (object *op, int failure, int power) 788prayer_failure (object *op, int failure, int power)
918{ 789{
919 const char *godname; 790 const char *godname;
920 object *tmp; 791 object *tmp;
921 792
922 if (!strcmp ((godname = determine_god (op)), "none")) 793 if (!strcmp ((godname = determine_god (op)), "none"))
923 godname = "Your spirit"; 794 godname = "Your spirit";
924 795
925 if (failure <= -20 && failure > -40) /* wonder */ 796 if (failure <= -20 && failure > -40) /* wonder */
926 { 797 {
927 new_draw_info_format (NDI_UNIQUE, 0, op, "%s gives a sign to renew your faith.", godname); 798 op->failmsgf ("%s gives a sign to renew your faith." HINT_GRACE, godname);
928 tmp = get_archetype (SPELL_WONDER); 799 tmp = archetype::get (SPELL_WONDER);
929 cast_cone (op, op, 0, tmp); 800 cast_cone (op, op, 0, tmp);
930 tmp->destroy (); 801 tmp->destroy ();
931 } 802 }
932 803
933 else if (failure <= -40 && failure > -60) /* confusion */ 804 else if (failure <= -40 && failure > -60) /* confusion */
934 { 805 {
935 new_draw_info (NDI_UNIQUE, 0, op, "Your diety touches your mind!"); 806 op->failmsg ("Your diety touches your mind!" HINT_GRACE);
936 confuse_player (op, op, 99); 807 confuse_player (op, op, 99);
937 } 808 }
938 else if (failure <= -60 && failure > -150) /* paralysis */ 809 else if (failure <= -60 && failure > -150) /* paralysis */
939 { 810 {
940 new_draw_info_format (NDI_UNIQUE, 0, op, "%s requires you to pray NOW.", godname); 811 op->failmsgf ("%s requires you to pray NOW. "
941 new_draw_info (NDI_UNIQUE, 0, op, "You comply, ignoring all else."); 812 "You comply, ignoring all else." HINT_GRACE,
813 godname);
942 paralyze_player (op, op, 99); 814 paralyze_player (op, op, 99);
943 } 815 }
944 else if (failure <= -150) /* blast the immediate area */ 816 else if (failure <= -150) /* blast the immediate area */
945 { 817 {
946 tmp = get_archetype (GOD_POWER); 818 tmp = archetype::get (GOD_POWER);
947 new_draw_info_format (NDI_UNIQUE, 0, op, "%s smites you!", godname); 819 op->failmsgf ("%s smites you!" HINT_GRACE, godname);
948 cast_magic_storm (op, tmp, power); 820 cast_magic_storm (op, tmp, power);
949 } 821 }
950} 822}
951 823
952/* 824/*
953 * spell_failure() handles the various effects for differing degrees 825 * spell_failure() handles the various effects for differing degrees
954 * of failure badness. 826 * of failure badness.
955 * op is the player that failed. 827 * op is the player that failed.
956 * failure is a random value of how badly you failed. 828 * failure is a random value of how badly you failed.
957 * power is how many spellpoints you'd normally need for the spell. 829 * power is how many spellpoints you'd normally need for the spell.
958 * skill is the skill you'd need to cast the spell. 830 * skill is the skill you'd need to cast the spell.
959 */ 831 */
960
961void 832void
962spell_failure (object *op, int failure, int power, object *skill) 833spell_failure (object *op, int failure, int power, object *skill)
963{ 834{
964 object *tmp; 835 object *tmp;
965 836
966 if (settings.spell_failure_effects == FALSE) 837 if (settings.spell_failure_effects == FALSE)
967 return; 838 return;
968 839
969 if (failure <= -20 && failure > -40) /* wonder */ 840 if (failure <= -20 && failure > -40) /* wonder */
970 { 841 {
971 new_draw_info (NDI_UNIQUE, 0, op, "Your spell causes an unexpected effect."); 842 op->failmsg ("Your spell causes an unexpected effect.");
972 tmp = get_archetype (SPELL_WONDER); 843 tmp = archetype::get (SPELL_WONDER);
973 cast_cone (op, op, 0, tmp); 844 cast_cone (op, op, 0, tmp);
974 tmp->destroy (); 845 tmp->destroy ();
975 } 846 }
976 847
977 else if (failure <= -40 && failure > -60) /* confusion */ 848 else if (failure <= -40 && failure > -60) /* confusion */
978 { 849 {
979 new_draw_info (NDI_UNIQUE, 0, op, "Your magic recoils on you, making you confused!"); 850 op->failmsg ("Your magic recoils on you, making you confused!");
980 confuse_player (op, op, 99); 851 confuse_player (op, op, 99);
981 } 852 }
982 else if (failure <= -60 && failure > -80) /* paralysis */ 853 else if (failure <= -60 && failure > -80) /* paralysis */
983 { 854 {
984 new_draw_info (NDI_UNIQUE, 0, op, "Your magic stuns you!"); 855 op->failmsg ("Your magic stuns you!");
985 paralyze_player (op, op, 99); 856 paralyze_player (op, op, 99);
986 } 857 }
987 else if (failure <= -80) /* blast the immediate area */ 858 else if (failure <= -80) /* blast the immediate area */
988 { 859 {
989 object *tmp; 860 object *tmp;
990 861
991 /* Safety check to make sure we don't get any mana storms in scorn */ 862 /* Safety check to make sure we don't get any mana storms in scorn */
992 if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_NO_MAGIC) 863 if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_NO_MAGIC)
993 { 864 {
994 new_draw_info (NDI_UNIQUE, 0, op, "The magic warps and you are turned inside out!"); 865 op->failmsg ("The magic warps and you are turned inside out!");
995 hit_player (op, 9998, op, AT_INTERNAL, 1); 866 hit_player (op, 9998, op, AT_INTERNAL, 1);
996 867
997 } 868 }
998 else 869 else
999 { 870 {
1000 new_draw_info (NDI_UNIQUE, 0, op, "You lose control of the mana! The uncontrolled magic blasts you!"); 871 op->failmsg ("You lose control of the mana! The uncontrolled magic blasts you!");
1001 tmp = get_archetype (LOOSE_MANA); 872 tmp = archetype::get (LOOSE_MANA);
1002 tmp->level = skill->level; 873 tmp->level = skill->level;
1003 874
1004 /* increase the area of destruction a little for more powerful spells */ 875 /* increase the area of destruction a little for more powerful spells */
1005 tmp->range += isqrt (power); 876 tmp->range += isqrt (power);
1006 877
… …
1014 tmp->insert_at (op); 885 tmp->insert_at (op);
1015 } 886 }
1016 } 887 }
1017} 888}
1018 889
1019int 890static int
1020cast_party_spell (object *op, object *caster, int dir, object *spell_ob, char *stringarg) 891cast_party_spell (object *op, object *caster, int dir, object *spell_ob, char *spellparam)
1021{ 892{
1022 int success;
1023 player *pl;
1024 object *spell;
1025
1026 if (!spell_ob->other_arch) 893 if (!spell_ob->other_arch)
1027 { 894 {
1028 LOG (llevError, "cast_party_spell: empty other arch\n"); 895 LOG (llevError, "cast_party_spell: empty other arch\n");
1029 return 0; 896 return 0;
1030 } 897 }
1031 spell = arch_to_object (spell_ob->other_arch); 898
899 object *spell = spell_ob->other_arch->instance ();
1032 900
1033 /* Always cast spell on caster */ 901 /* Always cast spell on caster */
1034 success = cast_spell (op, caster, dir, spell, stringarg); 902 int success = cast_spell (op, caster, dir, spell, spellparam);
1035 903
1036 if (caster->contr->party == NULL) 904 if (!op->contr || !op->contr->party)
1037 { 905 {
1038 spell->remove (); 906 spell->remove ();
1039 return success; 907 return success;
1040 } 908 }
909
1041 for_all_players (pl) 910 for_all_players (pl)
1042 if ((pl->ob->contr->party == caster->contr->party) && (on_same_map (pl->ob, caster))) 911 if ((pl->ob->contr->party == op->contr->party)
1043 { 912 && on_same_map (pl->ob, op)
913 && pl->ob != op)
1044 cast_spell (pl->ob, caster, pl->ob->facing, spell, stringarg); 914 cast_spell (pl->ob, caster, pl->ob->facing, spell, spellparam);
1045 } 915
1046 spell->remove (); 916 spell->remove ();
1047 return success; 917 return success;
1048} 918}
1049 919
1050/* This is where the main dispatch when someone casts a spell. 920/* This is where the main dispatch when someone casts a spell.
… …
1055 * same as op. 925 * same as op.
1056 * dir is the direction to cast in. Note in some cases, if the spell 926 * dir is the direction to cast in. Note in some cases, if the spell
1057 * is self only, dir really doesn't make a difference. 927 * is self only, dir really doesn't make a difference.
1058 * spell_ob is the spell object that is being cast. From that, 928 * spell_ob is the spell object that is being cast. From that,
1059 * we can determine what to do. 929 * we can determine what to do.
1060 * stringarg is any options that are being used. It can be NULL. Almost 930 * spellparam is any options that are being used. It can be NULL. Almost
1061 * certainly, only players will set it. It is basically used as optional 931 * certainly, only players will set it. It is basically used as optional
1062 * parameters to a spell (eg, item to create, information for marking runes, 932 * parameters to a spell (eg, item to create, information for marking runes,
1063 * etc. 933 * etc.
1064 * returns 1 on successful cast, or 0 on error. These values should really 934 * returns 1 on successful cast, or 0 on error. These values should really
1065 * be swapped, so that 0 is successful, and non zero is failure, with a code 935 * be swapped, so that 0 is successful, and non zero is failure, with a code
… …
1072 * 942 *
1073 * if it is a player casting the spell (op->type == PLAYER, op == caster), 943 * if it is a player casting the spell (op->type == PLAYER, op == caster),
1074 * this function will decrease the mana/grace appropriately. For other 944 * this function will decrease the mana/grace appropriately. For other
1075 * objects, the caller should do what it considers appropriate. 945 * objects, the caller should do what it considers appropriate.
1076 */ 946 */
1077
1078int 947int
1079cast_spell (object *op, object *caster, int dir, object *spell_ob, char *stringarg) 948cast_spell (object *op, object *caster, int dir, object *spell_ob, char *spellparam)
1080{ 949{
1081 const char *godname; 950 const char *godname;
1082 int success = 0, mflags, cast_level = 0, old_shoottype; 951 int success = 0;
1083 object *skill = NULL;
1084 952
1085 old_shoottype = op->contr ? op->contr->shoottype : 0; 953 // make sure spells always take a while, so a) we don't flood the
954 // user with messages and b) too many failures can be harmful (smiting).
955 op->speed_left -= 4 * op->speed; // ~0.5s on failure
1086 956
1087 if (!spell_ob) 957 if (!spell_ob)
1088 { 958 {
1089 LOG (llevError, "cast_spell: null spell object passed\n"); 959 LOG (llevError, "cast_spell: null spell object passed\n");
1090 return 0; 960 return 0;
… …
1101 } 971 }
1102 972
1103 /* if caster is a spell casting object, this normally shouldn't be 973 /* if caster is a spell casting object, this normally shouldn't be
1104 * an issue, because they don't have any spellpaths set up. 974 * an issue, because they don't have any spellpaths set up.
1105 */ 975 */
1106 if (caster->path_denied & spell_ob->path_attuned && !QUERY_FLAG (caster, FLAG_WIZCAST)) 976 if (caster->path_denied & spell_ob->path_attuned && !caster->flag [FLAG_WIZCAST])
1107 { 977 {
1108 new_draw_info (NDI_UNIQUE, 0, op, "That spell path is denied to you."); 978 op->failmsg ("That spell path is denied to you.");
1109 return 0; 979 return 0;
1110 } 980 }
981
982 object *skill = 0;
1111 983
1112 /* if it is a player casting the spell, and they are really casting it 984 /* if it is a player casting the spell, and they are really casting it
1113 * (vs it coming from a wand, scroll, or whatever else), do some 985 * (vs it coming from a wand, scroll, or whatever else), do some
1114 * checks. We let monsters do special things - eg, they 986 * checks. We let monsters do special things - eg, they
1115 * don't need the skill, bypass level checks, etc. The monster function 987 * don't need the SKILL, BYpass level checks, etc. The monster function
1116 * should take care of that. 988 * should take care of that.
1117 * Remove the wiz check here and move it further down - some spells 989 * Remove the wiz check here and move it further down - some spells
1118 * need to have the right skill pointer passed, so we need to 990 * need to have the right skill pointer passed, so we need to
1119 * at least process that code. 991 * at least process that code.
1120 */ 992 */
1121 if (op->type == PLAYER && op == caster) 993 if (op->type == PLAYER && op == caster)
1122 { 994 {
1123 cast_level = caster_level (caster, spell_ob);
1124 if (spell_ob->skill) 995 if (spell_ob->skill)
1125 { 996 {
1126 skill = find_skill_by_name (op, spell_ob->skill); 997 skill = find_skill_by_name (op, spell_ob->skill);
998
1127 if (!skill) 999 if (!skill)
1128 { 1000 {
1129 new_draw_info_format (NDI_UNIQUE, 0, op, "You need the skill %s to cast %s.", &spell_ob->skill, &spell_ob->name); 1001 op->failmsgf ("You need the %s skill to cast %s! "
1002 "H<You either need to learn the skill via a skill scroll "
1003 "or you need to wear a talisman, holy symbol or another skill tool.>",
1004 &spell_ob->skill, &spell_ob->name);
1130 return 0; 1005 return 0;
1131 } 1006 }
1132 if (min_casting_level (op, spell_ob) > cast_level && !QUERY_FLAG (op, FLAG_WIZ)) 1007
1008 const char *msg = "";
1009
1010 int caster_level = skill->level;
1011
1012 if (op->path_attuned & spell_ob->path_attuned)
1133 { 1013 {
1134 new_draw_info (NDI_UNIQUE, 0, op, "You lack enough skill to cast that spell."); 1014 caster_level += min (caster_level, ATTUNE_REPELL);
1015 msg = " (attuned)";
1016 }
1017
1018 if (op->path_repelled & spell_ob->path_attuned)
1019 {
1020 caster_level -= ATTUNE_REPELL; // negative is ok
1021 msg = " (repelled)";
1022 }
1023
1024 if (spell_ob->level > caster_level)
1025 {
1026 op->failmsgf ("You lack enough skill to cast that spell! "
1027 "H<Your effective cast level is %d%s, but level %d is required.>",
1028 caster_level, msg, spell_ob->level);
1029 if (!op->is_wiz ())
1135 return 0; 1030 return 0;
1136 } 1031 }
1137 } 1032 }
1033
1138 /* If the caster is the wiz, they don't ever fail, and don't have 1034 /* If the caster is the wiz, they don't ever fail, and don't have
1139 * to have sufficient grace/mana. 1035 * to have sufficient grace/mana.
1140 */ 1036 */
1141 if (!QUERY_FLAG (op, FLAG_WIZ)) 1037 if (!op->flag [FLAG_WIZCAST])
1142 { 1038 {
1143 if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) && 1039 if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) &&
1144 SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) > op->stats.sp) 1040 SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) > op->stats.sp)
1145 { 1041 {
1146 new_draw_info (NDI_UNIQUE, 0, op, "You don't have enough mana."); 1042 op->failmsg ("You don't have enough mana!");
1147 return 0; 1043 return 0;
1148 } 1044 }
1149 1045
1150 if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) && 1046 if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) &&
1151 SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) > op->stats.grace) 1047 SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) > op->stats.grace)
1152 { 1048 {
1153 if (random_roll (0, op->stats.Wis - 1, op, PREFER_HIGH) + op->stats.grace - 1049 if (random_roll (0, op->stats.Wis - 1, op, PREFER_HIGH) + op->stats.grace -
1154 10 * SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) / op->stats.maxgrace > 0) 1050 10 * SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) / op->stats.maxgrace > 0)
1155 {
1156 new_draw_info_format (NDI_UNIQUE, 0, op, "%s grants your prayer, though you are unworthy.", godname); 1051 op->statusmsg (format ("%s grants your prayer, though you are unworthy.", godname));
1157 }
1158 else 1052 else
1159 { 1053 {
1160 prayer_failure (op, op->stats.grace, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) - op->stats.grace); 1054 prayer_failure (op, op->stats.grace, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) - op->stats.grace);
1161 new_draw_info_format (NDI_UNIQUE, 0, op, "%s ignores your prayer.", godname); 1055 op->failmsgf ("%s ignores your prayer.", godname);
1162 return 0; 1056 return 0;
1163 } 1057 }
1164 } 1058 }
1165 1059
1166 /* player/monster is trying to cast the spell. might fumble it */ 1060 /* player/monster is trying to cast the spell. might fumble it */
1167 if (spell_ob->stats.grace && random_roll (0, 99, op, PREFER_HIGH) < 1061 if (spell_ob->stats.grace && random_roll (0, 99, op, PREFER_HIGH) <
1168 (spell_ob->level / (float) MAX (1, op->level) * cleric_chance[op->stats.Wis])) 1062 (spell_ob->level / (float) max (1, op->level) * cleric_chance[op->stats.Wis]))
1169 { 1063 {
1170 play_sound_player_only (op->contr, SOUND_FUMBLE_SPELL, 0, 0); 1064 op->contr->play_sound (sound_find ("fumble_spell"));
1171 new_draw_info (NDI_UNIQUE, 0, op, "You fumble the spell."); 1065 op->failmsg ("You fumble the prayer.");
1172 if (settings.casting_time == TRUE) 1066
1173 {
1174 op->casting_time = -1;
1175 }
1176 op->stats.grace -= random_roll (1, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE), op, PREFER_LOW); 1067 op->stats.grace -= random_roll (1, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE), op, PREFER_LOW);
1177 return 0; 1068 return 0;
1178 } 1069 }
1179 else if (spell_ob->stats.sp) 1070 else if (spell_ob->stats.sp)
1180 { 1071 {
1181 int failure = random_roll (0, 199, op, PREFER_HIGH) - op->contr->encumbrance + op->level - spell_ob->level + 35; 1072 int failure = random_roll (0, 199, op, PREFER_HIGH) - op->contr->encumbrance + op->level - spell_ob->level + 35;
1182 1073
1183 if (failure < 0) 1074 if (failure < 0)
1184 { 1075 {
1185 new_draw_info (NDI_UNIQUE, 0, op, "You bungle the spell because you have too much heavy equipment in use."); 1076 op->failmsg ("You bungle the spell because you have too much heavy equipment in use.");
1186 if (settings.spell_failure_effects == TRUE) 1077 if (settings.spell_failure_effects == TRUE)
1187 spell_failure (op, failure, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), skill); 1078 spell_failure (op, failure, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), skill);
1188 op->contr->shoottype = (rangetype) old_shoottype; 1079
1189 op->stats.sp -= random_roll (0, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), op, PREFER_LOW); 1080 op->stats.sp -= random_roll (0, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), op, PREFER_LOW);
1190 return 0; 1081 return 0;
1191 } 1082 }
1192 } 1083 }
1193 } 1084 }
1194 } 1085 }
1195 1086
1196 mflags = get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL); 1087 int mflags = op->ms ().flags ();
1197 1088
1198 /* See if we can cast a spell here. If the caster and op are 1089 /* See if we can cast a spell here. If the caster and op are
1199 * not alive, then this would mean that the mapmaker put the 1090 * not alive, then this would mean that the mapmaker put the
1200 * objects on the space - presume that they know what they are 1091 * objects on the space - presume that they know what they are
1201 * doing. 1092 * doing.
1202 */ 1093 */
1203 1094
1204 if ((mflags & P_SAFE) && !QUERY_FLAG (op, FLAG_WIZCAST)) // There is _ABSOLUTELY_ no magic allowed here (except wizards :-)! 1095 if ((mflags & P_SAFE) && !op->flag [FLAG_WIZCAST]) // There is _ABSOLUTELY_ no magic allowed here (except wizards :-)!
1205 { 1096 {
1097 op->speed_left -= 2 * op->speed; // freeze for two ticks, so we don't flood
1206 new_draw_info (NDI_UNIQUE, 0, op, "This ground is sacred! The gods prevent any magical effects done by you here!."); 1098 op->failmsg ("This ground is sacred! The gods prevent any magical effects done by you here!");
1207 return 0; 1099 return 0;
1208 } 1100 }
1209 1101
1210 if ((spell_ob->type == SPELL) 1102 if ((spell_ob->type == SPELL)
1211 && (caster->type != POTION) 1103 && (caster->type != POTION)
1212 && !QUERY_FLAG (op, FLAG_WIZCAST) 1104 && !op->flag [FLAG_WIZCAST]
1213 && (QUERY_FLAG (caster, FLAG_ALIVE) 1105 && (caster->flag [FLAG_ALIVE]
1214 || QUERY_FLAG (op, FLAG_ALIVE)) 1106 || op->flag [FLAG_ALIVE])
1215 && (((mflags & P_NO_MAGIC) && spell_ob->stats.sp) || ((mflags & P_NO_CLERIC) && spell_ob->stats.grace))) 1107 && (((mflags & P_NO_MAGIC) && spell_ob->stats.sp) || ((mflags & P_NO_CLERIC) && spell_ob->stats.grace)))
1216 { 1108 {
1217 if (op->type != PLAYER) 1109 if (op->type != PLAYER)
1218 return 0; 1110 return 0;
1219 1111
1220 if ((mflags & P_NO_CLERIC) && spell_ob->stats.grace) 1112 if ((mflags & P_NO_CLERIC) && spell_ob->stats.grace)
1221 new_draw_info_format (NDI_UNIQUE, 0, op, "This ground is unholy! %s ignores you.", godname); 1113 op->failmsgf ("This ground is unholy! %s ignores you.", godname);
1222 else 1114 else if (object *item = op->contr->ranged_ob)
1223 switch (op->contr->shoottype)
1224 { 1115 {
1225 case range_magic: 1116 if (item->type == SPELL)
1226 new_draw_info (NDI_UNIQUE, 0, op, "Something blocks your spellcasting."); 1117 op->failmsg ("Something blocks your spellcasting.");
1227 break; 1118 else if (item->type == SCROLL)
1228 case range_misc: 1119 op->failmsg ("Something blocks the magic of your scroll.");
1229 new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of your item.");
1230 break;
1231 case range_golem:
1232 new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the magic of your scroll.");
1233 break;
1234 default:
1235 break;
1236 }
1237 return 0;
1238 }
1239
1240 if (caster == op && settings.casting_time == TRUE && spell_ob->type == SPELL)
1241 {
1242 if (op->casting_time == -1)
1243 { /* begin the casting */
1244 op->casting_time = (sint16) (spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob));
1245 op->spell = spell_ob;
1246 /* put the stringarg into the object struct so that when the
1247 * spell is actually cast, it knows about the stringarg.
1248 * necessary for the invoke command spells.
1249 */
1250 if (stringarg)
1251 {
1252 op->spellarg = strdup (stringarg);
1253 }
1254 else 1120 else
1255 op->spellarg = NULL; 1121 op->failmsg ("Something blocks the magic of your item.");
1256 return 0;
1257 }
1258 else if (op->casting_time != 0)
1259 {
1260 if (op->type == PLAYER)
1261 new_draw_info (NDI_UNIQUE, 0, op, "You are casting!");
1262 return 0;
1263 } 1122 }
1264 else 1123 else
1265 { /* casting_time == 0 */ 1124 op->failmsg ("Something blocks the spell!");
1266 op->casting_time = -1; 1125
1267 spell_ob = op->spell; 1126 return 0;
1268 stringarg = op->spellarg;
1269 }
1270 }
1271 else
1272 { 1127 }
1128
1129 // undo the flood protection from earlier
1130 op->speed_left += 4 * op->speed; // ~0.5s on failure
1131
1273 /* Take into account how long it takes to cast the spell. 1132 /* Take into account how long it takes to cast the spell.
1274 * if the player is casting it, then we use the time in 1133 * if the player is casting it, then we use the time in
1275 * the spell object. If it is a spell object, have it 1134 * the spell object. If it is a spell object, have it
1276 * take two ticks. Things that cast spells on the players 1135 * take two ticks. Things that cast spells on the players
1277 * behalf (eg, altars, and whatever else) shouldn't cost 1136 * behalf (eg, altars, and whatever else) shouldn't cost
1278 * the player any time. 1137 * the player any time.
1279 * Ignore casting time for firewalls 1138 * Ignore casting time for firewalls
1139 */
1140 if (caster == op && caster->type != FIREWALL)
1141 {
1142 op->speed_left -= spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * op->speed;
1143 /* Other portions of the code may also decrement the speed of the player, so
1144 * put a lower limit so that the player isn't stuck here too long
1280 */ 1145 */
1281 if (caster == op && caster->type != FIREWALL)
1282 {
1283 op->speed_left -= spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed);
1284 /* Other portions of the code may also decrement the speed of the player, so
1285 * put a lower limit so that the player isn't stuck here too long
1286 */
1287 if ((spell_ob->casting_time > 0) && op->speed_left < -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed)) 1146 if ((spell_ob->casting_time > 0) && op->speed_left < -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * op->speed)
1288 op->speed_left = -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed); 1147 op->speed_left = -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * op->speed;
1289 } 1148 }
1290 else if (caster->type == WAND || caster->type == HORN || caster->type == ROD || caster->type == POTION || caster->type == SCROLL) 1149 else if (caster->type == WAND || caster->type == HORN || caster->type == ROD || caster->type == POTION || caster->type == SCROLL)
1291 {
1292 op->speed_left -= 2 * FABS (op->speed); 1150 op->speed_left -= 2 * op->speed;
1293 }
1294 }
1295 1151
1296 if (op->type == PLAYER && op == caster) 1152 if (op->type == PLAYER && op == caster)
1297 { 1153 {
1298 op->stats.grace -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE); 1154 op->stats.grace -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE);
1299 op->stats.sp -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA); 1155 op->stats.sp -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA);
… …
1304 * object requires. 1160 * object requires.
1305 */ 1161 */
1306 if (op != caster && !skill && caster->skill) 1162 if (op != caster && !skill && caster->skill)
1307 { 1163 {
1308 skill = find_skill_by_name (op, caster->skill); 1164 skill = find_skill_by_name (op, caster->skill);
1165
1309 if (!skill) 1166 if (!skill)
1310 { 1167 {
1311 new_draw_info_format (NDI_UNIQUE, 0, op, "You lack the skill %s to use the %s", &caster->skill, query_name (caster)); 1168 op->failmsgf ("You lack the %s skill, which is required to use the %s!", &caster->skill, query_name (caster));
1312 return 0; 1169 return 0;
1313 } 1170 }
1314 change_skill (op, skill, 0); /* needed for proper exp credit */
1315 } 1171 }
1172
1173 if (INVOKE_OBJECT (CAST_SPELL, spell_ob, ARG_OBJECT (op), ARG_OBJECT (caster), ARG_INT (dir), ARG_STRING (spellparam)))
1174 return RESULT_INT (0);
1175
1176 // temporaroly replace chosen_skill by skill, we assume skill *could* be applied,
1177 // at least temporarily, which might not be true due to slot restrictions, but hey
1178 // invoke requires it basically.
1179
1180 object *chosen_skill = op->chosen_skill;
1181 op->chosen_skill = skill;
1316 1182
1317 switch (spell_ob->subtype) 1183 switch (spell_ob->subtype)
1318 { 1184 {
1319 /* The order of case statements is same as the order they show up 1185 /* The order of case statements is same as the order they show up
1320 * in in spells.h. 1186 * in spells.h.
1321 */ 1187 */
1322 case SP_RAISE_DEAD: 1188 case SP_RAISE_DEAD:
1323 success = cast_raise_dead_spell (op, caster, spell_ob, dir, stringarg); 1189 success = cast_raise_dead_spell (op, caster, spell_ob, dir, spellparam);
1324 break; 1190 break;
1325 1191
1326 case SP_RUNE: 1192 case SP_RUNE:
1327 success = write_rune (op, caster, spell_ob, dir, stringarg); 1193 success = write_rune (op, caster, spell_ob, dir, spellparam);
1328 break; 1194 break;
1329 1195
1330 case SP_MAKE_MARK: 1196 case SP_MAKE_MARK:
1331 success = write_mark (op, spell_ob, stringarg); 1197 success = write_mark (op, spell_ob, spellparam);
1332 break; 1198 break;
1333 1199
1334 case SP_BOLT: 1200 case SP_BOLT:
1335 success = fire_bolt (op, caster, dir, spell_ob, skill); 1201 success = fire_bolt (op, caster, dir, spell_ob, skill);
1336 break; 1202 break;
… …
1354 case SP_SMITE: 1220 case SP_SMITE:
1355 success = cast_smite_spell (op, caster, dir, spell_ob); 1221 success = cast_smite_spell (op, caster, dir, spell_ob);
1356 break; 1222 break;
1357 1223
1358 case SP_MAGIC_MISSILE: 1224 case SP_MAGIC_MISSILE:
1359 success = fire_arch_from_position (op, caster, op->x + freearr_x[dir], op->y + freearr_y[dir], dir, spell_ob); 1225 success = fire_arch_from_position (op, caster, op->x, op->y, dir, spell_ob);
1360 break; 1226 break;
1361 1227
1362 case SP_SUMMON_GOLEM: 1228 case SP_SUMMON_GOLEM:
1363 success = summon_golem (op, caster, dir, spell_ob); 1229 success = summon_golem (op, caster, dir, spell_ob);
1364 old_shoottype = range_golem;
1365 break; 1230 break;
1366 1231
1367 case SP_DIMENSION_DOOR: 1232 case SP_DIMENSION_DOOR:
1368 /* dimension door needs the actual caster, because that is what is 1233 /* dimension door needs the actual caster, because that is what is
1369 * moved. 1234 * moved.
1370 */ 1235 */
1371 success = dimension_door (op, caster, spell_ob, dir); 1236 success = dimension_door (op, caster, spell_ob, dir, spellparam);
1372 break; 1237 break;
1373 1238
1374 case SP_MAGIC_MAPPING: 1239 case SP_MAGIC_MAPPING:
1375 if (op->type == PLAYER) 1240 if (op->type == PLAYER)
1376 { 1241 {
… …
1409 case SP_HEALING: 1274 case SP_HEALING:
1410 success = cast_heal (op, caster, spell_ob, dir); 1275 success = cast_heal (op, caster, spell_ob, dir);
1411 break; 1276 break;
1412 1277
1413 case SP_CREATE_FOOD: 1278 case SP_CREATE_FOOD:
1414 success = cast_create_food (op, caster, spell_ob, dir, stringarg); 1279 success = cast_create_food (op, caster, spell_ob, dir, spellparam);
1415 break; 1280 break;
1416 1281
1417 case SP_EARTH_TO_DUST: 1282 case SP_EARTH_TO_DUST:
1418 success = cast_earth_to_dust (op, caster, spell_ob); 1283 success = cast_earth_to_dust (op, caster, spell_ob);
1419 break; 1284 break;
… …
1429 case SP_CURSE: 1294 case SP_CURSE:
1430 success = cast_curse (op, caster, spell_ob, dir); 1295 success = cast_curse (op, caster, spell_ob, dir);
1431 break; 1296 break;
1432 1297
1433 case SP_SUMMON_MONSTER: 1298 case SP_SUMMON_MONSTER:
1434 success = summon_object (op, caster, spell_ob, dir, stringarg); 1299 success = summon_object (op, caster, spell_ob, dir, spellparam);
1435 break; 1300 break;
1436 1301
1437 case SP_CHARGING: 1302 case SP_CHARGING:
1438 success = recharge (op, caster, spell_ob); 1303 success = recharge (op, caster, spell_ob);
1439 break; 1304 break;
… …
1442#ifdef NO_POLYMORPH 1307#ifdef NO_POLYMORPH
1443 /* Not great, but at least provide feedback so if players do have 1308 /* Not great, but at least provide feedback so if players do have
1444 * polymorph (ie, find it as a preset item or left over from before 1309 * polymorph (ie, find it as a preset item or left over from before
1445 * it was disabled), they get some feedback. 1310 * it was disabled), they get some feedback.
1446 */ 1311 */
1447 new_draw_info (NDI_UNIQUE, 0, op, "The spell fizzles"); 1312 op->failmsg ("The spell fizzles!");
1448 success = 0; 1313 success = 0;
1449#else 1314#else
1450 success = cast_polymorph (op, caster, spell_ob, dir); 1315 success = cast_polymorph (op, caster, spell_ob, dir);
1451#endif 1316#endif
1452 break; 1317 break;
… …
1472 break; 1337 break;
1473 1338
1474 case SP_MOVING_BALL: 1339 case SP_MOVING_BALL:
1475 if (spell_ob->path_repelled && (spell_ob->path_repelled & caster->path_attuned) != spell_ob->path_repelled) 1340 if (spell_ob->path_repelled && (spell_ob->path_repelled & caster->path_attuned) != spell_ob->path_repelled)
1476 { 1341 {
1477 new_draw_info_format (NDI_UNIQUE, 0, op, "You lack the proper attunement to cast %s", &spell_ob->name); 1342 op->failmsgf ("You lack the proper attunement to cast %s!", &spell_ob->name);
1478 success = 0; 1343 success = 0;
1479 } 1344 }
1480 else 1345 else
1481 success = fire_arch_from_position (op, caster, op->x + freearr_x[dir], op->y + freearr_y[dir], dir, spell_ob); 1346 success = fire_arch_from_position (op, caster, op->x, op->y, dir, spell_ob);
1482 break; 1347 break;
1483 1348
1484 case SP_SWARM: 1349 case SP_SWARM:
1485 success = fire_swarm (op, caster, spell_ob, dir); 1350 success = fire_swarm (op, caster, spell_ob, dir);
1486 break; 1351 break;
… …
1493 /* in rune.c */ 1358 /* in rune.c */
1494 success = dispel_rune (op, caster, spell_ob, skill, dir); 1359 success = dispel_rune (op, caster, spell_ob, skill, dir);
1495 break; 1360 break;
1496 1361
1497 case SP_CREATE_MISSILE: 1362 case SP_CREATE_MISSILE:
1498 success = cast_create_missile (op, caster, spell_ob, dir, stringarg); 1363 success = cast_create_missile (op, caster, spell_ob, dir, spellparam);
1499 break; 1364 break;
1500 1365
1501 case SP_CONSECRATE: 1366 case SP_CONSECRATE:
1502 success = cast_consecrate (op, caster, spell_ob); 1367 success = cast_consecrate (op, caster, spell_ob);
1503 break; 1368 break;
1504 1369
1505 case SP_ANIMATE_WEAPON: 1370 case SP_ANIMATE_WEAPON:
1506 success = animate_weapon (op, caster, spell_ob, dir); 1371 success = animate_weapon (op, caster, spell_ob, dir);
1507 old_shoottype = range_golem;
1508 break; 1372 break;
1509 1373
1510 case SP_LIGHT: 1374 case SP_LIGHT:
1511 success = cast_light (op, caster, spell_ob, dir); 1375 success = cast_light (op, caster, spell_ob, dir);
1512 break; 1376 break;
… …
1525 1389
1526 case SP_AURA: 1390 case SP_AURA:
1527 success = create_aura (op, caster, spell_ob); 1391 success = create_aura (op, caster, spell_ob);
1528 break; 1392 break;
1529 1393
1530 case SP_TOWN_PORTAL:
1531 success = cast_create_town_portal (op, caster, spell_ob, dir);
1532 break;
1533
1534 case SP_PARTY_SPELL: 1394 case SP_PARTY_SPELL:
1535 success = cast_party_spell (op, caster, dir, spell_ob, stringarg); 1395 success = cast_party_spell (op, caster, dir, spell_ob, spellparam);
1536 break; 1396 break;
1537 1397
1538 default: 1398 default:
1539 if (!INVOKE_OBJECT (CAST_SPELL, spell_ob, ARG_OBJECT (op), ARG_OBJECT (caster), ARG_INT (dir), ARG_STRING (stringarg)))
1540 LOG (llevError, "cast_spell: Unhandled spell subtype %d\n", spell_ob->subtype); 1399 LOG (llevError, "cast_spell: Unhandled spell subtype %d\n", spell_ob->subtype);
1541 }
1542
1543 /* FIXME - we need some better sound suppport */
1544 // yes, for example, augment map info with the spell effect
1545 // so clients can calculate the sounds themselves
1546 //play_sound_map(op->map, op->x, op->y, SOUND_CAST_SPELL_0 + spell_ob->subtype);
1547
1548 /* free the spell arg */
1549 if (settings.casting_time == TRUE && stringarg)
1550 { 1400 }
1551 free (stringarg); 1401
1552 stringarg = NULL; 1402 // restore chosen_skill
1553 } 1403 op->chosen_skill = chosen_skill;
1554 /* perhaps a bit of a hack, but if using a wand, it has to change the skill 1404
1555 * to something like use_magic_item, but you really want to be able to fire 1405 op->play_sound (
1556 * it again. 1406 success
1557 */ 1407 ? spell_ob->sound
1558 if (op->contr) 1408 ? spell_ob->sound
1559 op->contr->shoottype = (rangetype) old_shoottype; 1409 : sound_find ("spell_success")
1410 : sound_find ("fumble_spell")
1411 );
1560 1412
1561 return success; 1413 return success;
1562} 1414}
1563 1415
1564
1565/* This is called from time.c/process_object(). That function 1416/* This is called from time.c/process_object(). That function
1566 * calls this for any SPELL_EFFECT type objects. This function 1417 * calls this for any SPELL_EFFECT type objects. This function
1567 * then dispatches them to the appropriate specific routines. 1418 * then dispatches them to the appropriate specific routines.
1568 */ 1419 */
1569void 1420void
1570move_spell_effect (object *op) 1421move_spell_effect (object *op)
1571{ 1422{
… …
1611 move_aura (op); 1462 move_aura (op);
1612 break; 1463 break;
1613 } 1464 }
1614} 1465}
1615 1466
1616/* this checks to see if something special should happen if
1617 * something runs into the object.
1618 */
1619void
1620check_spell_effect (object *op)
1621{
1622 switch (op->subtype)
1623 {
1624 case SP_BOLT:
1625 move_bolt (op);
1626 return;
1627
1628 case SP_BULLET:
1629 check_bullet (op);
1630 return;
1631 }
1632}
1633
1634/* This is called by move_apply. Basically, if someone 1467/* This is called by move_apply. Basically, if someone
1635 * moves onto a spell effect and the walk_on or fly_on flags 1468 * moves onto a spell effect and the walk_on or fly_on flags
1636 * are set, this is called. This should only be called for 1469 * are set, this is called. This should only be called for
1637 * objects of the appropraite type. 1470 * objects of the appropriate type.
1638 */ 1471 */
1639void 1472void
1640apply_spell_effect (object *spell, object *victim) 1473apply_spell_effect (object *spell, object *victim)
1641{ 1474{
1642 switch (spell->subtype) 1475 switch (spell->subtype)
1643 { 1476 {
1644 case SP_CONE: 1477 case SP_CONE:
1645 if (QUERY_FLAG (victim, FLAG_ALIVE) && spell->speed && spell->attacktype) 1478 if (victim->flag [FLAG_ALIVE] && spell->has_active_speed () && spell->attacktype)
1646 hit_player (victim, spell->stats.dam, spell, spell->attacktype, 0); 1479 hit_player (victim, spell->stats.dam, spell, spell->attacktype, 0);
1647 break; 1480 break;
1648 1481
1649 case SP_MAGIC_MISSILE: 1482 case SP_MAGIC_MISSILE:
1650 if (QUERY_FLAG (victim, FLAG_ALIVE)) 1483 if (victim->flag [FLAG_ALIVE])
1651 { 1484 {
1652 hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1); 1485 hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);
1653
1654 if (!spell->destroyed ())
1655 spell->destroy (); 1486 spell->destroy ();
1656 } 1487 }
1657 break; 1488 break;
1658 1489
1659 case SP_MOVING_BALL: 1490 case SP_MOVING_BALL:
1660 if (QUERY_FLAG (victim, FLAG_ALIVE)) 1491 if (victim->flag [FLAG_ALIVE])
1661 hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1); 1492 hit_player (victim, spell->stats.dam, spell, spell->attacktype, 1);
1662 else if (victim->material || victim->materialname) 1493 else if (victim->material != MATERIAL_NULL)
1663 save_throw_object (victim, spell->attacktype, spell); 1494 save_throw_object (victim, spell->attacktype, spell);
1495
1664 break; 1496 break;
1665 } 1497 }
1666} 1498}
1499
1500/**
1501 * This function will let a fireball explode at the position of
1502 * the victim with a specific maximum level.
1503 */
1504void
1505create_exploding_ball_at (object *victim, int level)
1506{
1507 object *ball = archetype::get (EXPLODING_FIREBALL);
1508 ball->dam_modifier = random_roll (1, level, victim, PREFER_LOW) / 5 + 1;
1509 ball->stats.maxhp = random_roll (1, level, victim, PREFER_LOW) / 10 + 2;
1510 ball->insert_at (victim);
1511}

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