1 | /* |
1 | /* |
2 | * CrossFire, A Multiplayer game |
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 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 | * Copyright (C) 2001 Mark Wedel & Crossfire Development Team |
5 | * Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team |
6 | * Copyright (C) 1992 Frank Tore Johansen |
6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
7 | * |
7 | * |
8 | * This program is free software; you can redistribute it and/or modify |
8 | * Deliantra is free software: you can redistribute it and/or modify |
9 | * it under the terms of the GNU General Public License as published by |
9 | * it under the terms of the GNU General Public License as published by |
10 | * the Free Software Foundation; either version 2 of the License, or |
10 | * the Free Software Foundation, either version 3 of the License, or |
11 | * (at your option) any later version. |
11 | * (at your option) any later version. |
12 | * |
12 | * |
13 | * This program is distributed in the hope that it will be useful, |
13 | * This program is distributed in the hope that it will be useful, |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | * GNU General Public License for more details. |
16 | * GNU General Public License for more details. |
17 | * |
17 | * |
18 | * You should have received a copy of the GNU General Public License |
18 | * You should have received a copy of the GNU General Public License |
19 | * along with this program; if not, write to the Free Software |
19 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
20 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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21 | * |
20 | * |
22 | * The authors can be reached via e-mail at <crossfire@schmorp.de> |
21 | * The authors can be reached via e-mail to <support@deliantra.net> |
23 | */ |
22 | */ |
24 | |
23 | |
25 | #include <global.h> |
24 | #include <global.h> |
26 | #include <spells.h> |
25 | #include <spells.h> |
27 | #include <object.h> |
26 | #include <object.h> |
… | |
… | |
78 | dest->skill = spob->skill; |
77 | dest->skill = spob->skill; |
79 | else |
78 | else |
80 | dest->skill = caster->skill; |
79 | dest->skill = caster->skill; |
81 | } |
80 | } |
82 | |
81 | |
83 | /* init_spells: This should really be called check_spells, as that |
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84 | * is what it does. It goes through the spells looking for any |
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85 | * obvious errors. This was most useful in debugging when re-doing |
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86 | * all the spells to catch simple errors. To use it all the time |
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87 | * will result in it spitting out messages that aren't really errors. |
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88 | */ |
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89 | void |
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90 | init_spells (void) |
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91 | { |
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92 | #ifdef SPELL_DEBUG |
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93 | static int init_spells_done = 0; |
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94 | int i; |
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95 | archetype *at; |
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96 | |
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97 | if (init_spells_done) |
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98 | return; |
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99 | LOG (llevDebug, "Checking spells...\n"); |
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100 | |
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101 | for (at = first_archetype; at; at = at->next) |
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102 | { |
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103 | if (at->clone.type == SPELL) |
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104 | { |
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105 | if (at->clone.skill) |
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106 | { |
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107 | for (i = 1; i < NUM_SKILLS; i++) |
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108 | if (!strcmp (skill_names[i], at->clone.skill)) |
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109 | break; |
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110 | if (i == NUM_SKILLS) |
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111 | { |
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112 | LOG (llevError, "Spell %s has improper associated skill %s\n", at->name, at->clone.skill); |
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113 | } |
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114 | } |
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115 | /* other_arch is already checked for in the loader */ |
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116 | } |
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117 | } |
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118 | |
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119 | i = 0; |
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120 | while (spell_mapping[i]) |
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121 | { |
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122 | if (!archetype::find (spell_mapping[i])) |
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123 | { |
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124 | LOG (llevError, "Unable to find spell mapping %s (%i)\n", spell_mapping[i], i); |
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125 | } |
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126 | i++; |
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127 | } |
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128 | LOG (llevDebug, "Checking spells completed.\n"); |
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129 | #endif |
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130 | } |
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131 | |
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132 | /* Dumps all the spells - now also dumps skill associated with the spell. |
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133 | * not sure what this would be used for, as the data seems pretty |
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134 | * minimal, but easy enough to keep around. |
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135 | */ |
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136 | void |
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137 | dump_spells (void) |
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138 | { |
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139 | archetype *at; |
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140 | |
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141 | for (at = first_archetype; at; at = at->next) |
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142 | { |
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143 | if (at->clone.type == SPELL) |
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144 | { |
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145 | fprintf (stderr, "%s:%s:%s:%s:%d\n", &at->clone.name, |
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146 | &at->name, at->clone.other_arch ? &at->clone.other_arch->name : "<nil>", &at->clone.skill, at->clone.level); |
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147 | } |
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148 | } |
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149 | } |
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150 | |
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151 | /* pretty basic function - basically just takes |
82 | /* pretty basic function - basically just takes |
152 | * an object, sets the x,y, and calls insert_ob_in_map |
83 | * an object, sets the x,y, and calls insert_ob_in_map |
153 | */ |
84 | */ |
154 | void |
85 | void |
155 | spell_effect (object *spob, int x, int y, maptile *map, object *originator) |
86 | spell_effect (object *spob, int x, int y, maptile *map, object *originator) |
… | |
… | |
169 | * Returns modified level. |
100 | * Returns modified level. |
170 | */ |
101 | */ |
171 | int |
102 | int |
172 | min_casting_level (object *caster, object *spell) |
103 | min_casting_level (object *caster, object *spell) |
173 | { |
104 | { |
174 | int new_level; |
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175 | |
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176 | if (caster->path_denied & spell->path_attuned) |
105 | if (caster->path_denied & spell->path_attuned) |
177 | return 1; |
106 | return 1; |
178 | |
107 | |
179 | new_level = spell->level |
108 | int new_level = spell->level |
180 | + (caster->path_repelled & spell->path_attuned ? +2 : 0) |
109 | + (caster->path_repelled & spell->path_attuned ? +8 : 0) |
181 | + (caster->path_attuned & spell->path_attuned ? -2 : 0); |
110 | + (caster->path_attuned & spell->path_attuned ? -8 : 0); |
182 | |
111 | |
183 | return max (1, new_level); |
112 | return max (1, new_level); |
184 | } |
113 | } |
185 | |
114 | |
186 | /* This function returns the effective level the spell |
115 | /* This function returns the effective level the spell |
… | |
… | |
192 | int |
121 | int |
193 | caster_level (object *caster, object *spell) |
122 | caster_level (object *caster, object *spell) |
194 | { |
123 | { |
195 | int level = caster->level; |
124 | int level = caster->level; |
196 | |
125 | |
197 | /* If this is a player, try to find the matching skill */ |
126 | /* if a rod is fired by a player, take the use_magic_item skill in consideration. */ |
198 | if (caster->type == PLAYER && spell->skill) |
127 | if (caster->type == ROD && caster->env && caster->env->type == PLAYER) |
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128 | { |
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129 | object *skill = find_skill_by_number (caster->env, SK_USE_MAGIC_ITEM); |
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130 | int sk_level = skill ? skill->level : 1; |
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131 | |
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132 | level = min (level, sk_level + level / 10 + 1); |
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133 | } |
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134 | else if (caster->type == PLAYER && spell->skill) /* If this is a player, try to find the matching skill */ |
199 | for (int i = 0; i < NUM_SKILLS; i++) |
135 | for (int i = 0; i < NUM_SKILLS; i++) |
200 | if (caster->contr->last_skill_ob[i] && caster->contr->last_skill_ob[i]->skill == spell->skill) |
136 | if (caster->contr->last_skill_ob[i] && caster->contr->last_skill_ob[i]->skill == spell->skill) |
201 | { |
137 | { |
202 | level = caster->contr->last_skill_ob[i]->level; |
138 | level = caster->contr->last_skill_ob[i]->level; |
203 | break; |
139 | break; |
204 | } |
140 | } |
205 | |
141 | |
206 | /* if a rod is fired by a player, take the use_magic_item skill in consideration. */ |
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207 | if (caster->type == ROD && caster->env && caster->env->type == PLAYER) |
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208 | { |
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209 | object *skill = find_skill_by_number (caster->env, SK_USE_MAGIC_ITEM); |
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210 | int sk_level = skill ? skill->level : 1; |
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211 | |
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212 | level = MIN (level, sk_level + level / 10 + 1); |
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213 | } |
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214 | |
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215 | /* Got valid caster level. Now adjust for attunement */ |
142 | /* Got valid caster level. Now adjust for attunement */ |
216 | level += caster->path_repelled & spell->path_attuned ? -2 : 0; |
143 | level += caster->path_repelled & spell->path_attuned ? -8 : 0; |
217 | level += caster->path_attuned & spell->path_attuned ? +2 : 0; |
144 | level += caster->path_attuned & spell->path_attuned ? +8 : 0; |
218 | |
145 | |
219 | /* Always make this at least 1. If this is zero, we get divide by zero |
146 | /* Always make this at least 1. If this is zero, we get divide by zero |
220 | * errors in various places. |
147 | * errors in various places. |
221 | */ |
148 | */ |
222 | return max (level, 1); |
149 | return max (level, 1); |
… | |
… | |
266 | else |
193 | else |
267 | { |
194 | { |
268 | sp = (int) (spell->stats.sp * PATH_SP_MULT (caster, spell)); |
195 | sp = (int) (spell->stats.sp * PATH_SP_MULT (caster, spell)); |
269 | if (spell->stats.sp && !sp) |
196 | if (spell->stats.sp && !sp) |
270 | sp = 1; |
197 | sp = 1; |
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198 | |
271 | grace = (int) (spell->stats.grace * PATH_SP_MULT (caster, spell)); |
199 | grace = (int) (spell->stats.grace * PATH_SP_MULT (caster, spell)); |
272 | if (spell->stats.grace && !grace) |
200 | if (spell->stats.grace && !grace) |
273 | grace = 1; |
201 | grace = 1; |
274 | } |
202 | } |
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203 | |
275 | if (flags == SPELL_HIGHEST) |
204 | if (flags == SPELL_HIGHEST) |
276 | return MAX (sp, grace); |
205 | return MAX (sp, grace); |
277 | else if (flags == SPELL_GRACE) |
206 | else if (flags == SPELL_GRACE) |
278 | return grace; |
207 | return grace; |
279 | else if (flags == SPELL_MANA) |
208 | else if (flags == SPELL_MANA) |
… | |
… | |
283 | LOG (llevError, "SP_level_spellpoint_cost: Unknown flags passed: %d\n", flags); |
212 | LOG (llevError, "SP_level_spellpoint_cost: Unknown flags passed: %d\n", flags); |
284 | return 0; |
213 | return 0; |
285 | } |
214 | } |
286 | } |
215 | } |
287 | |
216 | |
288 | |
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289 | /* SP_level_dam_adjust: Returns adjusted damage based on the caster. |
217 | /* SP_level_dam_adjust: Returns adjusted damage based on the caster. |
290 | * spob is the spell we are adjusting. |
218 | * spob is the spell we are adjusting. |
291 | */ |
219 | */ |
292 | int |
220 | int |
293 | SP_level_dam_adjust (object *caster, object *spob) |
221 | SP_level_dam_adjust (object *caster, object *spob) |
294 | { |
222 | { |
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223 | if (!spob->dam_modifier) |
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224 | return 0; |
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225 | |
295 | int level = caster_level (caster, spob); |
226 | int level = caster_level (caster, spob); |
296 | int adj = level - min_casting_level (caster, spob); |
227 | return max (0, level - min_casting_level (caster, spob)) / spob->dam_modifier; |
297 | |
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298 | if (adj < 0) |
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299 | adj = 0; |
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300 | if (spob->dam_modifier) |
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301 | adj /= spob->dam_modifier; |
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302 | else |
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303 | adj = 0; |
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304 | return adj; |
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305 | } |
228 | } |
306 | |
229 | |
307 | /* Adjust the strength of the spell based on level. |
230 | /* Adjust the strength of the spell based on level. |
308 | * This is basically the same as SP_level_dam_adjust above, |
231 | * This is basically the same as SP_level_dam_adjust above, |
309 | * but instead looks at the level_modifier value. |
232 | * but instead looks at the level_modifier value. |
310 | */ |
233 | */ |
311 | int |
234 | int |
312 | SP_level_duration_adjust (object *caster, object *spob) |
235 | SP_level_duration_adjust (object *caster, object *spob) |
313 | { |
236 | { |
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237 | if (!spob->duration_modifier) |
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238 | return 0; |
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239 | |
314 | int level = caster_level (caster, spob); |
240 | int level = caster_level (caster, spob); |
315 | int adj = level - min_casting_level (caster, spob); |
241 | return max (0, level - min_casting_level (caster, spob)) / spob->duration_modifier; |
316 | |
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317 | if (adj < 0) |
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318 | adj = 0; |
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319 | if (spob->duration_modifier) |
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320 | adj /= spob->duration_modifier; |
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321 | else |
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322 | adj = 0; |
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323 | |
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324 | return adj; |
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325 | } |
242 | } |
326 | |
243 | |
327 | /* Adjust the strength of the spell based on level. |
244 | /* Adjust the strength of the spell based on level. |
328 | * This is basically the same as SP_level_dam_adjust above, |
245 | * This is basically the same as SP_level_dam_adjust above, |
329 | * but instead looks at the level_modifier value. |
246 | * but instead looks at the level_modifier value. |
330 | */ |
247 | */ |
331 | int |
248 | int |
332 | SP_level_range_adjust (object *caster, object *spob) |
249 | SP_level_range_adjust (object *caster, object *spob) |
333 | { |
250 | { |
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251 | if (!spob->range_modifier) |
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252 | return 0; |
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253 | |
334 | int level = caster_level (caster, spob); |
254 | int level = caster_level (caster, spob); |
335 | int adj = level - min_casting_level (caster, spob); |
255 | return (level - min_casting_level (caster, spob)) / spob->range_modifier; |
336 | |
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337 | if (adj < 0) |
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338 | adj = 0; |
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339 | if (spob->range_modifier) |
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340 | adj /= spob->range_modifier; |
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341 | else |
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342 | adj = 0; |
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343 | |
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344 | return adj; |
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345 | } |
256 | } |
346 | |
257 | |
347 | /* Checks to see if player knows the spell. If the name is the same |
258 | /* Checks to see if player knows the spell. If the name is the same |
348 | * as an existing spell, we presume they know it. |
259 | * as an existing spell, we presume they know it. |
349 | * returns 1 if they know the spell, 0 if they don't. |
260 | * returns 1 if they know the spell, 0 if they don't. |
… | |
… | |
458 | new_draw_info (NDI_UNIQUE, 0, op, "Something is in the way."); |
369 | new_draw_info (NDI_UNIQUE, 0, op, "Something is in the way."); |
459 | new_draw_info (NDI_UNIQUE, 0, op, "You cast it at your feet."); |
370 | new_draw_info (NDI_UNIQUE, 0, op, "You cast it at your feet."); |
460 | dir = 0; |
371 | dir = 0; |
461 | } |
372 | } |
462 | |
373 | |
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374 | SET_FLAG (new_op, FLAG_IDENTIFIED); |
463 | op->map->insert (new_op, |
375 | op->map->insert (new_op, |
464 | op->x + freearr_x[dir], op->y + freearr_y[dir], |
376 | op->x + freearr_x[dir], op->y + freearr_y[dir], |
465 | op, |
377 | op, |
466 | dir ? 0 : INS_BELOW_ORIGINATOR); |
378 | dir ? 0 : INS_BELOW_ORIGINATOR); |
467 | |
379 | |
… | |
… | |
557 | * dir: direction to fire in. |
469 | * dir: direction to fire in. |
558 | * spell: spell that is being fired. It uses other_arch for the archetype |
470 | * spell: spell that is being fired. It uses other_arch for the archetype |
559 | * to fire. |
471 | * to fire. |
560 | * returns 0 on failure, 1 on success. |
472 | * returns 0 on failure, 1 on success. |
561 | */ |
473 | */ |
562 | |
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563 | int |
474 | int |
564 | fire_arch_from_position (object *op, object *caster, sint16 x, sint16 y, int dir, object *spell) |
475 | fire_arch_from_position (object *op, object *caster, sint16 x, sint16 y, int dir, object *spell) |
565 | { |
476 | { |
566 | object *tmp; |
477 | object *tmp; |
567 | int mflags; |
478 | int mflags; |
… | |
… | |
627 | ****************************************************************************/ |
538 | ****************************************************************************/ |
628 | void |
539 | void |
629 | regenerate_rod (object *rod) |
540 | regenerate_rod (object *rod) |
630 | { |
541 | { |
631 | if (rod->stats.hp < rod->stats.maxhp) |
542 | if (rod->stats.hp < rod->stats.maxhp) |
632 | { |
543 | rod->stats.hp = min (rod->stats.maxhp, rod->stats.hp + 1 + rod->stats.maxhp / 10); |
633 | rod->stats.hp += 1 + rod->stats.maxhp / 10; |
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634 | |
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635 | if (rod->stats.hp > rod->stats.maxhp) |
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636 | rod->stats.hp = rod->stats.maxhp; |
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637 | } |
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638 | } |
544 | } |
639 | |
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640 | |
545 | |
641 | void |
546 | void |
642 | drain_rod_charge (object *rod) |
547 | drain_rod_charge (object *rod) |
643 | { |
548 | { |
644 | rod->stats.hp -= SP_level_spellpoint_cost (rod, rod->inv, SPELL_HIGHEST); |
549 | rod->stats.hp -= SP_level_spellpoint_cost (rod, rod->inv, SPELL_HIGHEST); |
… | |
… | |
754 | |
659 | |
755 | /* find a free square nearby |
660 | /* find a free square nearby |
756 | * first we check the closest square for free squares |
661 | * first we check the closest square for free squares |
757 | */ |
662 | */ |
758 | |
663 | |
759 | dir = find_first_free_spot (&at->clone, op->map, op->x, op->y); |
664 | dir = find_first_free_spot (at, op->map, op->x, op->y); |
760 | if (dir != -1) |
665 | if (dir != -1) |
761 | { |
666 | { |
762 | /* This is basically grabbed for generate monster. Fixed 971225 to |
667 | /* This is basically grabbed for generate monster. Fixed 971225 to |
763 | * insert multipart monsters properly |
668 | * insert multipart monsters properly |
764 | */ |
669 | */ |
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670 | //TODO: use expand_tail + ... |
765 | while (at != NULL) |
671 | while (at != NULL) |
766 | { |
672 | { |
767 | tmp = arch_to_object (at); |
673 | tmp = arch_to_object (at); |
768 | tmp->x = op->x + freearr_x[dir] + at->clone.x; |
674 | tmp->x = op->x + freearr_x[dir] + at->x; |
769 | tmp->y = op->y + freearr_y[dir] + at->clone.y; |
675 | tmp->y = op->y + freearr_y[dir] + at->y; |
770 | tmp->map = op->map; |
676 | tmp->map = op->map; |
771 | if (head) |
677 | if (head) |
772 | { |
678 | { |
773 | tmp->head = head; |
679 | tmp->head = head; |
774 | prev->more = tmp; |
680 | prev->more = tmp; |
775 | } |
681 | } |
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682 | |
776 | if (!head) |
683 | if (!head) |
777 | head = tmp; |
684 | head = tmp; |
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685 | |
778 | prev = tmp; |
686 | prev = tmp; |
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687 | |
779 | at = at->more; |
688 | at = (archetype *)at->more; |
780 | } |
689 | } |
781 | |
690 | |
782 | if (head->randomitems) |
691 | if (head->randomitems) |
783 | create_treasure (head->randomitems, head, GT_INVISIBLE, op->map->difficulty, 0); |
692 | create_treasure (head->randomitems, head, GT_INVISIBLE, op->map->difficulty, 0); |
784 | |
693 | |
… | |
… | |
997 | if (!spell_ob->other_arch) |
906 | if (!spell_ob->other_arch) |
998 | { |
907 | { |
999 | LOG (llevError, "cast_party_spell: empty other arch\n"); |
908 | LOG (llevError, "cast_party_spell: empty other arch\n"); |
1000 | return 0; |
909 | return 0; |
1001 | } |
910 | } |
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911 | |
1002 | spell = arch_to_object (spell_ob->other_arch); |
912 | spell = arch_to_object (spell_ob->other_arch); |
1003 | |
913 | |
1004 | /* Always cast spell on caster */ |
914 | /* Always cast spell on caster */ |
1005 | success = cast_spell (op, caster, dir, spell, stringarg); |
915 | success = cast_spell (op, caster, dir, spell, stringarg); |
1006 | |
916 | |
1007 | if (caster->contr->party == NULL) |
917 | if (caster->contr->party == NULL) |
1008 | { |
918 | { |
1009 | spell->remove (); |
919 | spell->remove (); |
1010 | return success; |
920 | return success; |
1011 | } |
921 | } |
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922 | |
1012 | for_all_players (pl) |
923 | for_all_players (pl) |
1013 | if ((pl->ob->contr->party == caster->contr->party) && (on_same_map (pl->ob, caster))) |
924 | if ((pl->ob->contr->party == caster->contr->party) && (on_same_map (pl->ob, caster))) |
1014 | { |
|
|
1015 | cast_spell (pl->ob, caster, pl->ob->facing, spell, stringarg); |
925 | cast_spell (pl->ob, caster, pl->ob->facing, spell, stringarg); |
1016 | } |
926 | |
1017 | spell->remove (); |
927 | spell->remove (); |
1018 | return success; |
928 | return success; |
1019 | } |
929 | } |
1020 | |
930 | |
1021 | /* This is where the main dispatch when someone casts a spell. |
931 | /* This is where the main dispatch when someone casts a spell. |
… | |
… | |
1047 | */ |
957 | */ |
1048 | int |
958 | int |
1049 | cast_spell (object *op, object *caster, int dir, object *spell_ob, char *stringarg) |
959 | cast_spell (object *op, object *caster, int dir, object *spell_ob, char *stringarg) |
1050 | { |
960 | { |
1051 | const char *godname; |
961 | const char *godname; |
1052 | int success = 0, mflags, cast_level = 0; |
962 | int success = 0, cast_level = 0; |
1053 | object *skill = NULL; |
963 | object *skill = NULL; |
1054 | |
964 | |
1055 | if (!spell_ob) |
965 | if (!spell_ob) |
1056 | { |
966 | { |
1057 | LOG (llevError, "cast_spell: null spell object passed\n"); |
967 | LOG (llevError, "cast_spell: null spell object passed\n"); |
… | |
… | |
1087 | * at least process that code. |
997 | * at least process that code. |
1088 | */ |
998 | */ |
1089 | if (op->type == PLAYER && op == caster) |
999 | if (op->type == PLAYER && op == caster) |
1090 | { |
1000 | { |
1091 | cast_level = caster_level (caster, spell_ob); |
1001 | cast_level = caster_level (caster, spell_ob); |
|
|
1002 | |
1092 | if (spell_ob->skill) |
1003 | if (spell_ob->skill) |
1093 | { |
1004 | { |
1094 | skill = find_skill_by_name (op, spell_ob->skill); |
1005 | skill = find_skill_by_name (op, spell_ob->skill); |
|
|
1006 | |
1095 | if (!skill) |
1007 | if (!skill) |
1096 | { |
1008 | { |
1097 | new_draw_info_format (NDI_UNIQUE, 0, op, "You need the skill %s to cast %s.", &spell_ob->skill, &spell_ob->name); |
1009 | op->failmsg (format ("You need the skill %s to cast %s! " |
|
|
1010 | "H<You either need to learn the skill via a skill scroll " |
|
|
1011 | "or you need to wear a talisman or holy symbol.>", |
|
|
1012 | &spell_ob->skill, &spell_ob->name)); |
1098 | return 0; |
1013 | return 0; |
1099 | } |
1014 | } |
|
|
1015 | |
|
|
1016 | int casting_level = min_casting_level (op, spell_ob); |
|
|
1017 | |
1100 | if (min_casting_level (op, spell_ob) > cast_level && !QUERY_FLAG (op, FLAG_WIZ)) |
1018 | if (casting_level > cast_level && !QUERY_FLAG (op, FLAG_WIZ)) |
1101 | { |
1019 | { |
1102 | new_draw_info (NDI_UNIQUE, 0, op, "You lack enough skill to cast that spell."); |
1020 | op->failmsg (format ("You lack enough skill to cast that spell! " |
|
|
1021 | "H<Your cast level is %d, but level %d is required. Maybe you are repelled?>", |
|
|
1022 | cast_level, casting_level)); |
1103 | return 0; |
1023 | return 0; |
1104 | } |
1024 | } |
1105 | } |
1025 | } |
|
|
1026 | |
1106 | /* If the caster is the wiz, they don't ever fail, and don't have |
1027 | /* If the caster is the wiz, they don't ever fail, and don't have |
1107 | * to have sufficient grace/mana. |
1028 | * to have sufficient grace/mana. |
1108 | */ |
1029 | */ |
1109 | if (!QUERY_FLAG (op, FLAG_WIZ)) |
1030 | if (!QUERY_FLAG (op, FLAG_WIZ)) |
1110 | { |
1031 | { |
1111 | if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) && |
1032 | if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) && |
1112 | SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) > op->stats.sp) |
1033 | SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA) > op->stats.sp) |
1113 | { |
1034 | { |
1114 | new_draw_info (NDI_UNIQUE, 0, op, "You don't have enough mana."); |
1035 | op->failmsg ("You don't have enough mana!"); |
1115 | return 0; |
1036 | return 0; |
1116 | } |
1037 | } |
1117 | |
1038 | |
1118 | if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) && |
1039 | if (SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) && |
1119 | SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) > op->stats.grace) |
1040 | SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) > op->stats.grace) |
1120 | { |
1041 | { |
1121 | if (random_roll (0, op->stats.Wis - 1, op, PREFER_HIGH) + op->stats.grace - |
1042 | if (random_roll (0, op->stats.Wis - 1, op, PREFER_HIGH) + op->stats.grace - |
1122 | 10 * SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) / op->stats.maxgrace > 0) |
1043 | 10 * SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) / op->stats.maxgrace > 0) |
1123 | { |
|
|
1124 | new_draw_info_format (NDI_UNIQUE, 0, op, "%s grants your prayer, though you are unworthy.", godname); |
1044 | op->statusmsg (format ("%s grants your prayer, though you are unworthy.", godname)); |
1125 | } |
|
|
1126 | else |
1045 | else |
1127 | { |
1046 | { |
1128 | prayer_failure (op, op->stats.grace, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) - op->stats.grace); |
1047 | prayer_failure (op, op->stats.grace, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) - op->stats.grace); |
1129 | new_draw_info_format (NDI_UNIQUE, 0, op, "%s ignores your prayer.", godname); |
1048 | op->failmsg (format ("%s ignores your prayer.", godname)); |
1130 | return 0; |
1049 | return 0; |
1131 | } |
1050 | } |
1132 | } |
1051 | } |
1133 | |
1052 | |
1134 | /* player/monster is trying to cast the spell. might fumble it */ |
1053 | /* player/monster is trying to cast the spell. might fumble it */ |
1135 | if (spell_ob->stats.grace && random_roll (0, 99, op, PREFER_HIGH) < |
1054 | if (spell_ob->stats.grace && random_roll (0, 99, op, PREFER_HIGH) < |
1136 | (spell_ob->level / (float) MAX (1, op->level) * cleric_chance[op->stats.Wis])) |
1055 | (spell_ob->level / (float) MAX (1, op->level) * cleric_chance[op->stats.Wis])) |
1137 | { |
1056 | { |
1138 | play_sound_player_only (op->contr, SOUND_FUMBLE_SPELL, 0, 0); |
1057 | op->contr->play_sound (sound_find ("fumble_spell")); |
1139 | new_draw_info (NDI_UNIQUE, 0, op, "You fumble the spell."); |
1058 | op->failmsg ("You fumble the prayer."); |
1140 | |
|
|
1141 | if (settings.casting_time == TRUE) |
|
|
1142 | op->casting_time = -1; |
|
|
1143 | |
1059 | |
1144 | op->stats.grace -= random_roll (1, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE), op, PREFER_LOW); |
1060 | op->stats.grace -= random_roll (1, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE), op, PREFER_LOW); |
1145 | return 0; |
1061 | return 0; |
1146 | } |
1062 | } |
1147 | else if (spell_ob->stats.sp) |
1063 | else if (spell_ob->stats.sp) |
1148 | { |
1064 | { |
1149 | int failure = random_roll (0, 199, op, PREFER_HIGH) - op->contr->encumbrance + op->level - spell_ob->level + 35; |
1065 | int failure = random_roll (0, 199, op, PREFER_HIGH) - op->contr->encumbrance + op->level - spell_ob->level + 35; |
1150 | |
1066 | |
1151 | if (failure < 0) |
1067 | if (failure < 0) |
1152 | { |
1068 | { |
1153 | new_draw_info (NDI_UNIQUE, 0, op, "You bungle the spell because you have too much heavy equipment in use."); |
1069 | op->failmsg ("You bungle the spell because you have too much heavy equipment in use."); |
1154 | if (settings.spell_failure_effects == TRUE) |
1070 | if (settings.spell_failure_effects == TRUE) |
1155 | spell_failure (op, failure, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), skill); |
1071 | spell_failure (op, failure, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), skill); |
1156 | |
1072 | |
1157 | op->stats.sp -= random_roll (0, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), op, PREFER_LOW); |
1073 | op->stats.sp -= random_roll (0, SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA), op, PREFER_LOW); |
1158 | return 0; |
1074 | return 0; |
1159 | } |
1075 | } |
1160 | } |
1076 | } |
1161 | } |
1077 | } |
1162 | } |
1078 | } |
1163 | |
1079 | |
1164 | mflags = get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL); |
1080 | int mflags = op->ms ().flags (); |
1165 | |
1081 | |
1166 | /* See if we can cast a spell here. If the caster and op are |
1082 | /* See if we can cast a spell here. If the caster and op are |
1167 | * not alive, then this would mean that the mapmaker put the |
1083 | * not alive, then this would mean that the mapmaker put the |
1168 | * objects on the space - presume that they know what they are |
1084 | * objects on the space - presume that they know what they are |
1169 | * doing. |
1085 | * doing. |
1170 | */ |
1086 | */ |
1171 | |
1087 | |
1172 | if ((mflags & P_SAFE) && !QUERY_FLAG (op, FLAG_WIZCAST)) // There is _ABSOLUTELY_ no magic allowed here (except wizards :-)! |
1088 | if ((mflags & P_SAFE) && !QUERY_FLAG (op, FLAG_WIZCAST)) // There is _ABSOLUTELY_ no magic allowed here (except wizards :-)! |
1173 | { |
1089 | { |
1174 | new_draw_info (NDI_UNIQUE, 0, op, "This ground is sacred! The gods prevent any magical effects done by you here!."); |
1090 | op->failmsg ("This ground is sacred! The gods prevent any magical effects done by you here!"); |
1175 | return 0; |
1091 | return 0; |
1176 | } |
1092 | } |
1177 | |
1093 | |
1178 | if ((spell_ob->type == SPELL) |
1094 | if ((spell_ob->type == SPELL) |
1179 | && (caster->type != POTION) |
1095 | && (caster->type != POTION) |
… | |
… | |
1184 | { |
1100 | { |
1185 | if (op->type != PLAYER) |
1101 | if (op->type != PLAYER) |
1186 | return 0; |
1102 | return 0; |
1187 | |
1103 | |
1188 | if ((mflags & P_NO_CLERIC) && spell_ob->stats.grace) |
1104 | if ((mflags & P_NO_CLERIC) && spell_ob->stats.grace) |
1189 | new_draw_info_format (NDI_UNIQUE, 0, op, "This ground is unholy! %s ignores you.", godname); |
1105 | op->failmsg (format ("This ground is unholy! %s ignores you.", godname)); |
1190 | else |
1106 | else if (object *item = op->contr->ranged_ob) |
1191 | new_draw_info (NDI_UNIQUE, 0, op, "Something blocks the spell!"); |
|
|
1192 | |
|
|
1193 | return 0; |
|
|
1194 | } |
|
|
1195 | |
|
|
1196 | if (caster == op && settings.casting_time == TRUE && spell_ob->type == SPELL) |
|
|
1197 | { |
|
|
1198 | if (op->casting_time == -1) |
|
|
1199 | { /* begin the casting */ |
|
|
1200 | op->casting_time = (sint16) (spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob)); |
|
|
1201 | op->spell = spell_ob; |
|
|
1202 | /* put the stringarg into the object struct so that when the |
|
|
1203 | * spell is actually cast, it knows about the stringarg. |
|
|
1204 | * necessary for the invoke command spells. |
|
|
1205 | */ |
|
|
1206 | if (stringarg) |
|
|
1207 | { |
1107 | { |
1208 | op->spellarg = strdup (stringarg); |
1108 | if (item->type == SPELL) |
1209 | } |
1109 | op->failmsg ("Something blocks your spellcasting."); |
|
|
1110 | else if (item->type == SCROLL) |
|
|
1111 | op->failmsg ("Something blocks the magic of your scroll."); |
1210 | else |
1112 | else |
1211 | op->spellarg = NULL; |
1113 | op->failmsg ("Something blocks the magic of your item."); |
1212 | return 0; |
|
|
1213 | } |
|
|
1214 | else if (op->casting_time != 0) |
|
|
1215 | { |
|
|
1216 | if (op->type == PLAYER) |
|
|
1217 | new_draw_info (NDI_UNIQUE, 0, op, "You are casting!"); |
|
|
1218 | return 0; |
|
|
1219 | } |
1114 | } |
1220 | else |
1115 | else |
1221 | { /* casting_time == 0 */ |
1116 | op->failmsg ("Something blocks the spell!"); |
1222 | op->casting_time = -1; |
1117 | |
1223 | spell_ob = op->spell; |
1118 | return 0; |
1224 | stringarg = op->spellarg; |
|
|
1225 | } |
|
|
1226 | } |
|
|
1227 | else |
|
|
1228 | { |
1119 | } |
|
|
1120 | |
1229 | /* Take into account how long it takes to cast the spell. |
1121 | /* Take into account how long it takes to cast the spell. |
1230 | * if the player is casting it, then we use the time in |
1122 | * if the player is casting it, then we use the time in |
1231 | * the spell object. If it is a spell object, have it |
1123 | * the spell object. If it is a spell object, have it |
1232 | * take two ticks. Things that cast spells on the players |
1124 | * take two ticks. Things that cast spells on the players |
1233 | * behalf (eg, altars, and whatever else) shouldn't cost |
1125 | * behalf (eg, altars, and whatever else) shouldn't cost |
1234 | * the player any time. |
1126 | * the player any time. |
1235 | * Ignore casting time for firewalls |
1127 | * Ignore casting time for firewalls |
|
|
1128 | */ |
|
|
1129 | if (caster == op && caster->type != FIREWALL) |
|
|
1130 | { |
|
|
1131 | op->speed_left -= spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed); |
|
|
1132 | /* Other portions of the code may also decrement the speed of the player, so |
|
|
1133 | * put a lower limit so that the player isn't stuck here too long |
1236 | */ |
1134 | */ |
1237 | if (caster == op && caster->type != FIREWALL) |
|
|
1238 | { |
|
|
1239 | op->speed_left -= spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed); |
|
|
1240 | /* Other portions of the code may also decrement the speed of the player, so |
|
|
1241 | * put a lower limit so that the player isn't stuck here too long |
|
|
1242 | */ |
|
|
1243 | if ((spell_ob->casting_time > 0) && op->speed_left < -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed)) |
1135 | if ((spell_ob->casting_time > 0) && op->speed_left < -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed)) |
1244 | op->speed_left = -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed); |
1136 | op->speed_left = -spell_ob->casting_time * PATH_TIME_MULT (op, spell_ob) * FABS (op->speed); |
1245 | } |
1137 | } |
1246 | else if (caster->type == WAND || caster->type == HORN || caster->type == ROD || caster->type == POTION || caster->type == SCROLL) |
1138 | else if (caster->type == WAND || caster->type == HORN || caster->type == ROD || caster->type == POTION || caster->type == SCROLL) |
1247 | { |
|
|
1248 | op->speed_left -= 2 * FABS (op->speed); |
1139 | op->speed_left -= 2 * FABS (op->speed); |
1249 | } |
|
|
1250 | } |
|
|
1251 | |
1140 | |
1252 | if (op->type == PLAYER && op == caster) |
1141 | if (op->type == PLAYER && op == caster) |
1253 | { |
1142 | { |
1254 | op->stats.grace -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE); |
1143 | op->stats.grace -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE); |
1255 | op->stats.sp -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA); |
1144 | op->stats.sp -= SP_level_spellpoint_cost (caster, spell_ob, SPELL_MANA); |
… | |
… | |
1262 | if (op != caster && !skill && caster->skill) |
1151 | if (op != caster && !skill && caster->skill) |
1263 | { |
1152 | { |
1264 | skill = find_skill_by_name (op, caster->skill); |
1153 | skill = find_skill_by_name (op, caster->skill); |
1265 | if (!skill) |
1154 | if (!skill) |
1266 | { |
1155 | { |
1267 | new_draw_info_format (NDI_UNIQUE, 0, op, "You lack the skill %s to use the %s", &caster->skill, query_name (caster)); |
1156 | op->failmsg (format ("You lack the skill %s to use the %s!", &caster->skill, query_name (caster))); |
1268 | return 0; |
1157 | return 0; |
1269 | } |
1158 | } |
|
|
1159 | |
1270 | change_skill (op, skill, 0); /* needed for proper exp credit */ |
1160 | op->change_skill (skill); /* needed for proper exp credit */ |
1271 | } |
1161 | } |
|
|
1162 | |
|
|
1163 | if (INVOKE_OBJECT (CAST_SPELL, spell_ob, ARG_OBJECT (op), ARG_OBJECT (caster), ARG_INT (dir), ARG_STRING (stringarg))) |
|
|
1164 | return RESULT_INT (0); |
1272 | |
1165 | |
1273 | switch (spell_ob->subtype) |
1166 | switch (spell_ob->subtype) |
1274 | { |
1167 | { |
1275 | /* The order of case statements is same as the order they show up |
1168 | /* The order of case statements is same as the order they show up |
1276 | * in in spells.h. |
1169 | * in in spells.h. |
1277 | */ |
1170 | */ |
1278 | case SP_RAISE_DEAD: |
1171 | case SP_RAISE_DEAD: |
1279 | success = cast_raise_dead_spell (op, caster, spell_ob, dir, stringarg); |
1172 | success = cast_raise_dead_spell (op, caster, spell_ob, dir, stringarg); |
1280 | break; |
1173 | break; |
1281 | |
1174 | |
1282 | case SP_RUNE: |
1175 | case SP_RUNE: |
… | |
… | |
1397 | #ifdef NO_POLYMORPH |
1290 | #ifdef NO_POLYMORPH |
1398 | /* Not great, but at least provide feedback so if players do have |
1291 | /* Not great, but at least provide feedback so if players do have |
1399 | * polymorph (ie, find it as a preset item or left over from before |
1292 | * polymorph (ie, find it as a preset item or left over from before |
1400 | * it was disabled), they get some feedback. |
1293 | * it was disabled), they get some feedback. |
1401 | */ |
1294 | */ |
1402 | new_draw_info (NDI_UNIQUE, 0, op, "The spell fizzles"); |
1295 | op->failmsg ("The spell fizzles!"); |
1403 | success = 0; |
1296 | success = 0; |
1404 | #else |
1297 | #else |
1405 | success = cast_polymorph (op, caster, spell_ob, dir); |
1298 | success = cast_polymorph (op, caster, spell_ob, dir); |
1406 | #endif |
1299 | #endif |
1407 | break; |
1300 | break; |
… | |
… | |
1427 | break; |
1320 | break; |
1428 | |
1321 | |
1429 | case SP_MOVING_BALL: |
1322 | case SP_MOVING_BALL: |
1430 | if (spell_ob->path_repelled && (spell_ob->path_repelled & caster->path_attuned) != spell_ob->path_repelled) |
1323 | if (spell_ob->path_repelled && (spell_ob->path_repelled & caster->path_attuned) != spell_ob->path_repelled) |
1431 | { |
1324 | { |
1432 | new_draw_info_format (NDI_UNIQUE, 0, op, "You lack the proper attunement to cast %s", &spell_ob->name); |
1325 | op->failmsg (format ("You lack the proper attunement to cast %s!", &spell_ob->name)); |
1433 | success = 0; |
1326 | success = 0; |
1434 | } |
1327 | } |
1435 | else |
1328 | else |
1436 | success = fire_arch_from_position (op, caster, op->x + freearr_x[dir], op->y + freearr_y[dir], dir, spell_ob); |
1329 | success = fire_arch_from_position (op, caster, op->x + freearr_x[dir], op->y + freearr_y[dir], dir, spell_ob); |
1437 | break; |
1330 | break; |
… | |
… | |
1479 | |
1372 | |
1480 | case SP_AURA: |
1373 | case SP_AURA: |
1481 | success = create_aura (op, caster, spell_ob); |
1374 | success = create_aura (op, caster, spell_ob); |
1482 | break; |
1375 | break; |
1483 | |
1376 | |
1484 | case SP_TOWN_PORTAL: |
|
|
1485 | success = cast_create_town_portal (op, caster, spell_ob, dir); |
|
|
1486 | break; |
|
|
1487 | |
|
|
1488 | case SP_PARTY_SPELL: |
1377 | case SP_PARTY_SPELL: |
1489 | success = cast_party_spell (op, caster, dir, spell_ob, stringarg); |
1378 | success = cast_party_spell (op, caster, dir, spell_ob, stringarg); |
1490 | break; |
1379 | break; |
1491 | |
1380 | |
1492 | default: |
1381 | default: |
1493 | if (!INVOKE_OBJECT (CAST_SPELL, spell_ob, ARG_OBJECT (op), ARG_OBJECT (caster), ARG_INT (dir), ARG_STRING (stringarg))) |
|
|
1494 | LOG (llevError, "cast_spell: Unhandled spell subtype %d\n", spell_ob->subtype); |
1382 | LOG (llevError, "cast_spell: Unhandled spell subtype %d\n", spell_ob->subtype); |
1495 | } |
|
|
1496 | |
|
|
1497 | /* FIXME - we need some better sound suppport */ |
|
|
1498 | // yes, for example, augment map info with the spell effect |
|
|
1499 | // so clients can calculate the sounds themselves |
|
|
1500 | //play_sound_map(op->map, op->x, op->y, SOUND_CAST_SPELL_0 + spell_ob->subtype); |
|
|
1501 | |
|
|
1502 | /* free the spell arg */ |
|
|
1503 | if (settings.casting_time == TRUE && stringarg) |
|
|
1504 | { |
1383 | } |
1505 | free (stringarg); |
1384 | |
1506 | stringarg = 0; |
1385 | op->play_sound ( |
1507 | } |
1386 | success |
|
|
1387 | ? spell_ob->sound |
|
|
1388 | ? spell_ob->sound |
|
|
1389 | : sound_find ("spell_success") |
|
|
1390 | : sound_find ("fumble_spell") |
|
|
1391 | ); |
1508 | |
1392 | |
1509 | return success; |
1393 | return success; |
1510 | } |
1394 | } |
1511 | |
1395 | |
1512 | |
|
|
1513 | /* This is called from time.c/process_object(). That function |
1396 | /* This is called from time.c/process_object(). That function |
1514 | * calls this for any SPELL_EFFECT type objects. This function |
1397 | * calls this for any SPELL_EFFECT type objects. This function |
1515 | * then dispatches them to the appropriate specific routines. |
1398 | * then dispatches them to the appropriate specific routines. |
1516 | */ |
1399 | */ |
1517 | void |
1400 | void |
1518 | move_spell_effect (object *op) |
1401 | move_spell_effect (object *op) |
1519 | { |
1402 | { |
… | |
… | |
1610 | else if (victim->materialname) |
1493 | else if (victim->materialname) |
1611 | save_throw_object (victim, spell->attacktype, spell); |
1494 | save_throw_object (victim, spell->attacktype, spell); |
1612 | break; |
1495 | break; |
1613 | } |
1496 | } |
1614 | } |
1497 | } |
|
|
1498 | |