1 | /* |
1 | /* |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
2 | * This file is part of Deliantra, the Roguelike Realtime MMORPG. |
3 | * |
3 | * |
4 | * Copyright (©) 2005,2006,2007,2008,2009 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
4 | * Copyright (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team |
5 | * Copyright (©) 2001,2007 Mark Wedel & Crossfire Development Team |
5 | * Copyright (©) 2001 Mark Wedel & Crossfire Development Team |
6 | * Copyright (©) 1992,2007 Frank Tore Johansen |
6 | * Copyright (©) 1992 Frank Tore Johansen |
7 | * |
7 | * |
8 | * Deliantra is free software: you can redistribute it and/or modify it under |
8 | * Deliantra is free software: you can redistribute it and/or modify it under |
9 | * the terms of the Affero GNU General Public License as published by the |
9 | * the terms of the Affero GNU General Public License as published by the |
10 | * Free Software Foundation, either version 3 of the License, or (at your |
10 | * Free Software Foundation, either version 3 of the License, or (at your |
11 | * option) any later version. |
11 | * option) any later version. |
… | |
… | |
945 | int |
945 | int |
946 | cast_spell (object *op, object *caster, int dir, object *spell_ob, char *spellparam) |
946 | cast_spell (object *op, object *caster, int dir, object *spell_ob, char *spellparam) |
947 | { |
947 | { |
948 | const char *godname; |
948 | const char *godname; |
949 | int success = 0; |
949 | int success = 0; |
950 | object *skill = NULL; |
|
|
951 | |
950 | |
952 | if (!spell_ob) |
951 | if (!spell_ob) |
953 | { |
952 | { |
954 | LOG (llevError, "cast_spell: null spell object passed\n"); |
953 | LOG (llevError, "cast_spell: null spell object passed\n"); |
955 | return 0; |
954 | return 0; |
… | |
… | |
972 | { |
971 | { |
973 | new_draw_info (NDI_UNIQUE, 0, op, "That spell path is denied to you."); |
972 | new_draw_info (NDI_UNIQUE, 0, op, "That spell path is denied to you."); |
974 | return 0; |
973 | return 0; |
975 | } |
974 | } |
976 | |
975 | |
|
|
976 | object *skill = 0; |
|
|
977 | |
977 | /* if it is a player casting the spell, and they are really casting it |
978 | /* if it is a player casting the spell, and they are really casting it |
978 | * (vs it coming from a wand, scroll, or whatever else), do some |
979 | * (vs it coming from a wand, scroll, or whatever else), do some |
979 | * checks. We let monsters do special things - eg, they |
980 | * checks. We let monsters do special things - eg, they |
980 | * don't need the skill, bypass level checks, etc. The monster function |
981 | * don't need the SKILL, BYpass level checks, etc. The monster function |
981 | * should take care of that. |
982 | * should take care of that. |
982 | * Remove the wiz check here and move it further down - some spells |
983 | * Remove the wiz check here and move it further down - some spells |
983 | * need to have the right skill pointer passed, so we need to |
984 | * need to have the right skill pointer passed, so we need to |
984 | * at least process that code. |
985 | * at least process that code. |
985 | */ |
986 | */ |
… | |
… | |
989 | { |
990 | { |
990 | skill = find_skill_by_name (op, spell_ob->skill); |
991 | skill = find_skill_by_name (op, spell_ob->skill); |
991 | |
992 | |
992 | if (!skill) |
993 | if (!skill) |
993 | { |
994 | { |
994 | op->failmsg (format ("You need the skill %s to cast %s! " |
995 | op->failmsgf ("You need the %s skill to cast %s! " |
995 | "H<You either need to learn the skill via a skill scroll " |
996 | "H<You either need to learn the skill via a skill scroll " |
996 | "or you need to wear a talisman or holy symbol.>", |
997 | "or you need to wear a talisman, holy symbol or another skill tool.>", |
997 | &spell_ob->skill, &spell_ob->name)); |
998 | &spell_ob->skill, &spell_ob->name); |
998 | return 0; |
999 | return 0; |
999 | } |
1000 | } |
1000 | |
1001 | |
1001 | const char *msg = ""; |
1002 | const char *msg = ""; |
1002 | |
1003 | |
1003 | int caster_level = skill->level; |
1004 | int caster_level = skill->level; |
… | |
… | |
1014 | msg = " (repelled)"; |
1015 | msg = " (repelled)"; |
1015 | } |
1016 | } |
1016 | |
1017 | |
1017 | if (spell_ob->level > caster_level) |
1018 | if (spell_ob->level > caster_level) |
1018 | { |
1019 | { |
1019 | op->failmsg (format ("You lack enough skill to cast that spell! " |
1020 | op->failmsgf ("You lack enough skill to cast that spell! " |
1020 | "H<Your effective cast level is %d%s, but level %d is required.>", |
1021 | "H<Your effective cast level is %d%s, but level %d is required.>", |
1021 | caster_level, msg, spell_ob->level)); |
1022 | caster_level, msg, spell_ob->level); |
1022 | if (!op->is_wiz ()) |
1023 | if (!op->is_wiz ()) |
1023 | return 0; |
1024 | return 0; |
1024 | } |
1025 | } |
1025 | } |
1026 | } |
1026 | |
1027 | |
… | |
… | |
1043 | 10 * SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) / op->stats.maxgrace > 0) |
1044 | 10 * SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) / op->stats.maxgrace > 0) |
1044 | op->statusmsg (format ("%s grants your prayer, though you are unworthy.", godname)); |
1045 | op->statusmsg (format ("%s grants your prayer, though you are unworthy.", godname)); |
1045 | else |
1046 | else |
1046 | { |
1047 | { |
1047 | prayer_failure (op, op->stats.grace, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) - op->stats.grace); |
1048 | prayer_failure (op, op->stats.grace, SP_level_spellpoint_cost (caster, spell_ob, SPELL_GRACE) - op->stats.grace); |
1048 | op->failmsg (format ("%s ignores your prayer.", godname)); |
1049 | op->failmsgf ("%s ignores your prayer.", godname); |
1049 | return 0; |
1050 | return 0; |
1050 | } |
1051 | } |
1051 | } |
1052 | } |
1052 | |
1053 | |
1053 | /* player/monster is trying to cast the spell. might fumble it */ |
1054 | /* player/monster is trying to cast the spell. might fumble it */ |
… | |
… | |
1085 | * doing. |
1086 | * doing. |
1086 | */ |
1087 | */ |
1087 | |
1088 | |
1088 | if ((mflags & P_SAFE) && !QUERY_FLAG (op, FLAG_WIZCAST)) // There is _ABSOLUTELY_ no magic allowed here (except wizards :-)! |
1089 | if ((mflags & P_SAFE) && !QUERY_FLAG (op, FLAG_WIZCAST)) // There is _ABSOLUTELY_ no magic allowed here (except wizards :-)! |
1089 | { |
1090 | { |
|
|
1091 | op->speed_left -= 2 * op->speed; // freeze for two ticks, so we don't flood |
1090 | op->failmsg ("This ground is sacred! The gods prevent any magical effects done by you here!"); |
1092 | op->failmsg ("This ground is sacred! The gods prevent any magical effects done by you here!"); |
1091 | return 0; |
1093 | return 0; |
1092 | } |
1094 | } |
1093 | |
1095 | |
1094 | if ((spell_ob->type == SPELL) |
1096 | if ((spell_ob->type == SPELL) |
… | |
… | |
1100 | { |
1102 | { |
1101 | if (op->type != PLAYER) |
1103 | if (op->type != PLAYER) |
1102 | return 0; |
1104 | return 0; |
1103 | |
1105 | |
1104 | if ((mflags & P_NO_CLERIC) && spell_ob->stats.grace) |
1106 | if ((mflags & P_NO_CLERIC) && spell_ob->stats.grace) |
1105 | op->failmsg (format ("This ground is unholy! %s ignores you.", godname)); |
1107 | op->failmsgf ("This ground is unholy! %s ignores you.", godname); |
1106 | else if (object *item = op->contr->ranged_ob) |
1108 | else if (object *item = op->contr->ranged_ob) |
1107 | { |
1109 | { |
1108 | if (item->type == SPELL) |
1110 | if (item->type == SPELL) |
1109 | op->failmsg ("Something blocks your spellcasting."); |
1111 | op->failmsg ("Something blocks your spellcasting."); |
1110 | else if (item->type == SCROLL) |
1112 | else if (item->type == SCROLL) |
… | |
… | |
1149 | * object requires. |
1151 | * object requires. |
1150 | */ |
1152 | */ |
1151 | if (op != caster && !skill && caster->skill) |
1153 | if (op != caster && !skill && caster->skill) |
1152 | { |
1154 | { |
1153 | skill = find_skill_by_name (op, caster->skill); |
1155 | skill = find_skill_by_name (op, caster->skill); |
|
|
1156 | |
1154 | if (!skill) |
1157 | if (!skill) |
1155 | { |
1158 | { |
1156 | op->failmsg (format ("You lack the skill %s to use the %s!", &caster->skill, query_name (caster))); |
1159 | op->failmsgf ("You lack the %s skill, which is required to use the %s!", &caster->skill, query_name (caster)); |
1157 | return 0; |
1160 | return 0; |
1158 | } |
1161 | } |
1159 | |
|
|
1160 | op->change_skill (skill); /* needed for proper exp credit */ |
|
|
1161 | } |
1162 | } |
1162 | |
1163 | |
1163 | if (INVOKE_OBJECT (CAST_SPELL, spell_ob, ARG_OBJECT (op), ARG_OBJECT (caster), ARG_INT (dir), ARG_STRING (spellparam))) |
1164 | if (INVOKE_OBJECT (CAST_SPELL, spell_ob, ARG_OBJECT (op), ARG_OBJECT (caster), ARG_INT (dir), ARG_STRING (spellparam))) |
1164 | return RESULT_INT (0); |
1165 | return RESULT_INT (0); |
|
|
1166 | |
|
|
1167 | // temporaroly replace chosen_skill by skill, we assume skill *could* be applied, |
|
|
1168 | // at least temporarily, which might not be true due to slot restrictions, but hey |
|
|
1169 | // invoke requires it basically. |
|
|
1170 | |
|
|
1171 | object *chosen_skill = op->chosen_skill; |
|
|
1172 | op->chosen_skill = skill; |
1165 | |
1173 | |
1166 | switch (spell_ob->subtype) |
1174 | switch (spell_ob->subtype) |
1167 | { |
1175 | { |
1168 | /* The order of case statements is same as the order they show up |
1176 | /* The order of case statements is same as the order they show up |
1169 | * in spells.h. |
1177 | * in spells.h. |
… | |
… | |
1320 | break; |
1328 | break; |
1321 | |
1329 | |
1322 | case SP_MOVING_BALL: |
1330 | case SP_MOVING_BALL: |
1323 | if (spell_ob->path_repelled && (spell_ob->path_repelled & caster->path_attuned) != spell_ob->path_repelled) |
1331 | if (spell_ob->path_repelled && (spell_ob->path_repelled & caster->path_attuned) != spell_ob->path_repelled) |
1324 | { |
1332 | { |
1325 | op->failmsg (format ("You lack the proper attunement to cast %s!", &spell_ob->name)); |
1333 | op->failmsgf ("You lack the proper attunement to cast %s!", &spell_ob->name); |
1326 | success = 0; |
1334 | success = 0; |
1327 | } |
1335 | } |
1328 | else |
1336 | else |
1329 | success = fire_arch_from_position (op, caster, op->x, op->y, dir, spell_ob); |
1337 | success = fire_arch_from_position (op, caster, op->x, op->y, dir, spell_ob); |
1330 | break; |
1338 | break; |
… | |
… | |
1379 | break; |
1387 | break; |
1380 | |
1388 | |
1381 | default: |
1389 | default: |
1382 | LOG (llevError, "cast_spell: Unhandled spell subtype %d\n", spell_ob->subtype); |
1390 | LOG (llevError, "cast_spell: Unhandled spell subtype %d\n", spell_ob->subtype); |
1383 | } |
1391 | } |
|
|
1392 | |
|
|
1393 | // restore chosen_skill |
|
|
1394 | op->chosen_skill = chosen_skill; |
1384 | |
1395 | |
1385 | op->play_sound ( |
1396 | op->play_sound ( |
1386 | success |
1397 | success |
1387 | ? spell_ob->sound |
1398 | ? spell_ob->sound |
1388 | ? spell_ob->sound |
1399 | ? spell_ob->sound |