src/monster-floor/monster-death.cpp

   1 #include "monster-floor/monster-death.h"
   2 #include "artifact/fixed-art-generator.h"
   3 #include "cmd-building/cmd-building.h"
   4 #include "core/player-redraw-types.h"
   5 #include "core/player-update-types.h"
   6 #include "dungeon/dungeon.h"
   7 #include "dungeon/quest-completion-checker.h"
   8 #include "effect/effect-characteristics.h"
   9 #include "effect/effect-processor.h"
  10 #include "floor/floor-object.h"
  11 #include "game-option/birth-options.h"
  12 #include "game-option/play-record-options.h"
  13 #include "io/write-diary.h"
  14 #include "lore/lore-store.h"
  15 #include "main/music-definitions-table.h"
  16 #include "main/sound-of-music.h"
  17 #include "market/arena-info-table.h"
  18 #include "monster-floor/monster-death-util.h"
  19 #include "monster-floor/monster-object.h"
  20 #include "monster-floor/special-death-switcher.h"
  21 #include "monster-race/monster-race-hook.h"
  22 #include "monster-race/monster-race.h"
  23 #include "monster-race/race-flags1.h"
  24 #include "monster-race/race-flags2.h"
  25 #include "monster-race/race-flags7.h"
  26 #include "monster-race/race-flags9.h"
  27 #include "monster-race/race-indice-types.h"
  28 #include "monster/monster-describer.h"
  29 #include "monster/monster-description-types.h"
  30 #include "monster/monster-flag-types.h"
  31 #include "monster/monster-info.h"
  32 #include "monster/monster-list.h"
  33 #include "object-enchant/apply-magic.h"
  34 #include "object-enchant/item-apply-magic.h"
  35 #include "object/object-kind-hook.h"
  36 #include "pet/pet-fall-off.h"
  37 #include "player/patron.h"
  38 #include "sv-definition/sv-other-types.h"
  39 #include "sv-definition/sv-scroll-types.h"
  40 #include "system/artifact-type-definition.h"
  41 #include "system/building-type-definition.h"
  42 #include "system/floor-type-definition.h"
  43 #include "system/monster-race-definition.h"
  44 #include "system/monster-type-definition.h"
  45 #include "system/player-type-definition.h"
  46 #include "system/system-variables.h"
  47 #include "util/bit-flags-calculator.h"
  48 #include "view/display-messages.h"
  49 #include "world/world.h"
  50
  51 static void write_pet_death(player_type *player_ptr, monster_death_type *md_ptr)
  52 {
  53     md_ptr->md_y = md_ptr->m_ptr->fy;
  54     md_ptr->md_x = md_ptr->m_ptr->fx;
  55     if (record_named_pet && is_pet(md_ptr->m_ptr) && md_ptr->m_ptr->nickname) {
  56         GAME_TEXT m_name[MAX_NLEN];
  57         monster_desc(player_ptr, m_name, md_ptr->m_ptr, MD_INDEF_VISIBLE);
  58         exe_write_diary(player_ptr, DIARY_NAMED_PET, 3, m_name);
  59     }
  60 }
  61
  62 static void on_dead_explosion(player_type *player_ptr, monster_death_type *md_ptr)
  63 {
  64     for (int i = 0; i < 4; i++) {
  65         if (md_ptr->r_ptr->blow[i].method != RBM_EXPLODE)
  66             continue;
  67
  68         BIT_FLAGS flg = PROJECT_GRID | PROJECT_ITEM | PROJECT_KILL;
  69         EFFECT_ID typ = mbe_info[md_ptr->r_ptr->blow[i].effect].explode_type;
  70         DICE_NUMBER d_dice = md_ptr->r_ptr->blow[i].d_dice;
  71         DICE_SID d_side = md_ptr->r_ptr->blow[i].d_side;
  72         HIT_POINT damage = damroll(d_dice, d_side);
  73         (void)project(player_ptr, md_ptr->m_idx, 3, md_ptr->md_y, md_ptr->md_x, damage, typ, flg);
  74         break;
  75     }
  76 }
  77
  78 static void on_defeat_arena_monster(player_type *player_ptr, monster_death_type *md_ptr)
  79 {
  80     floor_type *floor_ptr = player_ptr->current_floor_ptr;
  81     if (!floor_ptr->inside_arena || is_pet(md_ptr->m_ptr))
  82         return;
  83
  84     player_ptr->exit_bldg = true;
  85     if (player_ptr->arena_number > MAX_ARENA_MONS)
  86         msg_print(_("素晴らしい！君こそ真の勝利者だ。", "You are a Genuine Champion!"));
  87     else
  88         msg_print(_("勝利！チャンピオンへの道を進んでいる。", "Victorious! You're on your way to becoming Champion."));
  89
  90     if (arena_info[player_ptr->arena_number].tval) {
  91         object_type forge;
  92         object_type *q_ptr = &forge;
  93         q_ptr->prep(player_ptr, lookup_kind(arena_info[player_ptr->arena_number].tval, arena_info[player_ptr->arena_number].sval));
  94         apply_magic_to_object(player_ptr, q_ptr, floor_ptr->object_level, AM_NO_FIXED_ART);
  95         (void)drop_near(player_ptr, q_ptr, -1, md_ptr->md_y, md_ptr->md_x);
  96     }
  97
  98     if (player_ptr->arena_number > MAX_ARENA_MONS)
  99         player_ptr->arena_number++;
 100
 101     player_ptr->arena_number++;
 102     if (!record_arena)
 103         return;
 104
 105     GAME_TEXT m_name[MAX_NLEN];
 106     monster_desc(player_ptr, m_name, md_ptr->m_ptr, MD_WRONGDOER_NAME);
 107     exe_write_diary(player_ptr, DIARY_ARENA, player_ptr->arena_number, m_name);
 108 }
 109
 110 static void drop_corpse(player_type *player_ptr, monster_death_type *md_ptr)
 111 {
 112     floor_type *floor_ptr = player_ptr->current_floor_ptr;
 113     bool is_drop_corpse = one_in_(md_ptr->r_ptr->flags1 & RF1_UNIQUE ? 1 : 4);
 114     is_drop_corpse &= (md_ptr->r_ptr->flags9 & (RF9_DROP_CORPSE | RF9_DROP_SKELETON)) != 0;
 115     is_drop_corpse &= !(floor_ptr->inside_arena || player_ptr->phase_out || md_ptr->cloned
 116         || ((md_ptr->m_ptr->r_idx == current_world_ptr->today_mon) && is_pet(md_ptr->m_ptr)));
 117     if (!is_drop_corpse)
 118         return;
 119
 120     bool corpse = false;
 121     if (!(md_ptr->r_ptr->flags9 & RF9_DROP_SKELETON))
 122         corpse = true;
 123     else if ((md_ptr->r_ptr->flags9 & RF9_DROP_CORPSE) && (md_ptr->r_ptr->flags1 & RF1_UNIQUE))
 124         corpse = true;
 125     else if (md_ptr->r_ptr->flags9 & RF9_DROP_CORPSE) {
 126         if ((0 - ((md_ptr->m_ptr->maxhp) / 4)) > md_ptr->m_ptr->hp) {
 127             if (one_in_(5))
 128                 corpse = true;
 129         } else {
 130             if (!one_in_(5))
 131                 corpse = true;
 132         }
 133     }
 134
 135     object_type forge;
 136     object_type *q_ptr = &forge;
 137     q_ptr->prep(player_ptr, lookup_kind(TV_CORPSE, (corpse ? SV_CORPSE : SV_SKELETON)));
 138     apply_magic_to_object(player_ptr, q_ptr, floor_ptr->object_level, AM_NO_FIXED_ART);
 139     q_ptr->pval = md_ptr->m_ptr->r_idx;
 140     (void)drop_near(player_ptr, q_ptr, -1, md_ptr->md_y, md_ptr->md_x);
 141 }
 142
 143 /*!
 144  * @brief アーティファクトのドロップ判定処理
 145  * @param player_ptr プレーヤーへの参照ポインタ
 146  * @param md_ptr モンスター死亡構造体への参照ポインタ
 147  * @return 何かドロップするなら1以上、何もドロップしないなら0
 148  */
 149 static ARTIFACT_IDX drop_artifact_index(player_type *player_ptr, monster_death_type *md_ptr)
 150 {
 151     ARTIFACT_IDX a_idx = 0;
 152     PERCENTAGE chance = 0;
 153     for (int i = 0; i < 4; i++) {
 154         if (!md_ptr->r_ptr->artifact_id[i])
 155             break;
 156
 157         a_idx = md_ptr->r_ptr->artifact_id[i];
 158         chance = md_ptr->r_ptr->artifact_percent[i];
 159         if ((randint0(100) >= chance) && !current_world_ptr->wizard)
 160             continue;
 161
 162         artifact_type *a_ptr = &a_info[a_idx];
 163         if (a_ptr->cur_num == 1)
 164             continue;
 165
 166         if (create_named_art(player_ptr, a_idx, md_ptr->md_y, md_ptr->md_x)) {
 167             a_ptr->cur_num = 1;
 168             if (current_world_ptr->character_dungeon)
 169                 a_ptr->floor_id = player_ptr->floor_id;
 170
 171             break;
 172         }
 173
 174         if (!preserve_mode) {
 175             a_ptr->cur_num = 1;
 176             break;
 177         }
 178     }
 179
 180     return a_idx;
 181 }
 182
 183 static KIND_OBJECT_IDX drop_dungeon_final_artifact(player_type *player_ptr, monster_death_type *md_ptr, ARTIFACT_IDX a_idx)
 184 {
 185     KIND_OBJECT_IDX k_idx
 186         = d_info[player_ptr->dungeon_idx].final_object != 0 ? d_info[player_ptr->dungeon_idx].final_object : lookup_kind(TV_SCROLL, SV_SCROLL_ACQUIREMENT);
 187     if (d_info[player_ptr->dungeon_idx].final_artifact == 0)
 188         return k_idx;
 189
 190     a_idx = d_info[player_ptr->dungeon_idx].final_artifact;
 191     artifact_type *a_ptr = &a_info[a_idx];
 192     if (a_ptr->cur_num == 1)
 193         return k_idx;
 194     if (create_named_art(player_ptr, a_idx, md_ptr->md_y, md_ptr->md_x)) {
 195         a_ptr->cur_num = 1;
 196         if (current_world_ptr->character_dungeon)
 197             a_ptr->floor_id = player_ptr->floor_id;
 198     } else if (!preserve_mode) {
 199         a_ptr->cur_num = 1;
 200     }
 201
 202     return d_info[player_ptr->dungeon_idx].final_object ? k_idx : 0;
 203 }
 204
 205 static void drop_artifact(player_type *player_ptr, monster_death_type *md_ptr)
 206 {
 207     if (!md_ptr->drop_chosen_item)
 208         return;
 209
 210     ARTIFACT_IDX a_idx = drop_artifact_index(player_ptr, md_ptr);
 211     if (((md_ptr->r_ptr->flags7 & RF7_GUARDIAN) == 0) || (d_info[player_ptr->dungeon_idx].final_guardian != md_ptr->m_ptr->r_idx))
 212         return;
 213
 214     KIND_OBJECT_IDX k_idx = drop_dungeon_final_artifact(player_ptr, md_ptr, a_idx);
 215     if (k_idx != 0) {
 216         object_type forge;
 217         object_type *q_ptr = &forge;
 218         q_ptr->prep(player_ptr, k_idx);
 219         apply_magic_to_object(player_ptr, q_ptr, player_ptr->current_floor_ptr->object_level, AM_NO_FIXED_ART | AM_GOOD);
 220         (void)drop_near(player_ptr, q_ptr, -1, md_ptr->md_y, md_ptr->md_x);
 221     }
 222
 223     msg_format(_("あなたは%sを制覇した！", "You have conquered %s!"), d_info[player_ptr->dungeon_idx].name.c_str());
 224 }
 225
 226 static void decide_drop_quality(monster_death_type *md_ptr)
 227 {
 228     md_ptr->mo_mode = 0L;
 229     if (md_ptr->r_ptr->flags1 & RF1_DROP_GOOD)
 230         md_ptr->mo_mode |= AM_GOOD;
 231
 232     if (md_ptr->r_ptr->flags1 & RF1_DROP_GREAT)
 233         md_ptr->mo_mode |= (AM_GOOD | AM_GREAT);
 234 }
 235
 236 static int decide_drop_numbers(player_type *player_ptr, monster_death_type *md_ptr, const bool drop_item)
 237 {
 238     int drop_numbers = 0;
 239     if ((md_ptr->r_ptr->flags1 & RF1_DROP_60) && (randint0(100) < 60))
 240         drop_numbers++;
 241
 242     if ((md_ptr->r_ptr->flags1 & RF1_DROP_90) && (randint0(100) < 90))
 243         drop_numbers++;
 244
 245     if (md_ptr->r_ptr->flags1 & RF1_DROP_1D2)
 246         drop_numbers += damroll(1, 2);
 247
 248     if (md_ptr->r_ptr->flags1 & RF1_DROP_2D2)
 249         drop_numbers += damroll(2, 2);
 250
 251     if (md_ptr->r_ptr->flags1 & RF1_DROP_3D2)
 252         drop_numbers += damroll(3, 2);
 253
 254     if (md_ptr->r_ptr->flags1 & RF1_DROP_4D2)
 255         drop_numbers += damroll(4, 2);
 256
 257     if (md_ptr->cloned && !(md_ptr->r_ptr->flags1 & RF1_UNIQUE))
 258         drop_numbers = 0;
 259
 260     if (is_pet(md_ptr->m_ptr) || player_ptr->phase_out || player_ptr->current_floor_ptr->inside_arena)
 261         drop_numbers = 0;
 262
 263     if (!drop_item && (md_ptr->r_ptr->d_char != '$'))
 264         drop_numbers = 0;
 265
 266     if ((md_ptr->r_ptr->flags2 & (RF2_MULTIPLY)) && (md_ptr->r_ptr->r_akills > 1024))
 267         drop_numbers = 0;
 268
 269     return drop_numbers;
 270 }
 271
 272 static void drop_items_golds(player_type *player_ptr, monster_death_type *md_ptr, int drop_numbers)
 273 {
 274     int dump_item = 0;
 275     int dump_gold = 0;
 276     for (int i = 0; i < drop_numbers; i++) {
 277         object_type forge;
 278         object_type *q_ptr = &forge;
 279         q_ptr->wipe();
 280         if (md_ptr->do_gold && (!md_ptr->do_item || (randint0(100) < 50))) {
 281             if (!make_gold(player_ptr, q_ptr))
 282                 continue;
 283
 284             dump_gold++;
 285         } else {
 286             if (!make_object(player_ptr, q_ptr, md_ptr->mo_mode))
 287                 continue;
 288
 289             dump_item++;
 290         }
 291
 292         (void)drop_near(player_ptr, q_ptr, -1, md_ptr->md_y, md_ptr->md_x);
 293     }
 294
 295     floor_type *floor_ptr = player_ptr->current_floor_ptr;
 296     floor_ptr->object_level = floor_ptr->base_level;
 297     coin_type = 0;
 298     bool visible = (md_ptr->m_ptr->ml && !player_ptr->image) || ((md_ptr->r_ptr->flags1 & RF1_UNIQUE) != 0);
 299     if (visible && (dump_item || dump_gold))
 300         lore_treasure(player_ptr, md_ptr->m_idx, dump_item, dump_gold);
 301 }
 302
 303 /*!
 304  * @brief 最終ボス(混沌のサーペント)を倒したときの処理
 305  * @param player_ptr プレイヤー情報への参照ポインタ
 306  */
 307 static void on_defeat_last_boss(player_type *player_ptr)
 308 {
 309     current_world_ptr->total_winner = true;
 310     add_winner_class(player_ptr->pclass);
 311     player_ptr->redraw |= PR_TITLE;
 312     play_music(TERM_XTRA_MUSIC_BASIC, MUSIC_BASIC_FINAL_QUEST_CLEAR);
 313     exe_write_diary(player_ptr, DIARY_DESCRIPTION, 0, _("見事に変愚蛮怒の勝利者となった！", "finally became *WINNER* of Hengband!"));
 314     admire_from_patron(player_ptr);
 315     msg_print(_("*** おめでとう ***", "*** CONGRATULATIONS ***"));
 316     msg_print(_("あなたはゲームをコンプリートしました。", "You have won the game!"));
 317     msg_print(_("準備が整ったら引退(自殺コマンド)しても結構です。", "You may retire (commit suicide) when you are ready."));
 318 }
 319
 320 /*!
 321  * @brief モンスターが死亡した時の処理 /
 322  * Handle the "death" of a monster.
 323  * @param m_idx 死亡したモンスターのID
 324  * @param drop_item TRUEならばモンスターのドロップ処理を行う
 325  * @return 撃破されたモンスターの述語
 326  * @details
 327  * <pre>
 328  * Disperse treasures centered at the monster location based on the
 329  * various flags contained in the monster flags fields.
 330  * Check for "Quest" completion when a quest monster is killed.
 331  * Note that only the player can induce "monster_death()" on Uniques.
 332  * Thus (for now) all Quest monsters should be Uniques.
 333  * Note that monsters can now carry objects, and when a monster dies,
 334  * it drops all of its objects, which may disappear in crowded rooms.
 335  * </pre>
 336  */
 337 void monster_death(player_type *player_ptr, MONSTER_IDX m_idx, bool drop_item)
 338 {
 339     monster_death_type tmp_md;
 340     monster_death_type *md_ptr = initialize_monster_death_type(player_ptr, &tmp_md, m_idx, drop_item);
 341     if (current_world_ptr->timewalk_m_idx && current_world_ptr->timewalk_m_idx == m_idx)
 342         current_world_ptr->timewalk_m_idx = 0;
 343
 344     // プレイヤーしかユニークを倒せないのでここで時間を記録
 345     if (any_bits(md_ptr->r_ptr->flags1, RF1_UNIQUE) && md_ptr->m_ptr->mflag2.has_not(MFLAG2::CLONED)) {
 346         update_playtime();
 347         md_ptr->r_ptr->defeat_time = current_world_ptr->play_time;
 348         md_ptr->r_ptr->defeat_level = player_ptr->lev;
 349     }
 350
 351     if (md_ptr->r_ptr->flags7 & (RF7_LITE_MASK | RF7_DARK_MASK))
 352         player_ptr->update |= PU_MON_LITE;
 353
 354     write_pet_death(player_ptr, md_ptr);
 355     on_dead_explosion(player_ptr, md_ptr);
 356     if (md_ptr->m_ptr->mflag2.has(MFLAG2::CHAMELEON)) {
 357         choose_new_monster(player_ptr, m_idx, true, MON_CHAMELEON);
 358         md_ptr->r_ptr = &r_info[md_ptr->m_ptr->r_idx];
 359     }
 360
 361     check_quest_completion(player_ptr, md_ptr->m_ptr);
 362     on_defeat_arena_monster(player_ptr, md_ptr);
 363     if (m_idx == player_ptr->riding && process_fall_off_horse(player_ptr, -1, false))
 364         msg_print(_("地面に落とされた。", "You have fallen from the pet you were riding."));
 365
 366     drop_corpse(player_ptr, md_ptr);
 367     monster_drop_carried_objects(player_ptr, md_ptr->m_ptr);
 368     decide_drop_quality(md_ptr);
 369     switch_special_death(player_ptr, md_ptr);
 370     drop_artifact(player_ptr, md_ptr);
 371     int drop_numbers = decide_drop_numbers(player_ptr, md_ptr, drop_item);
 372     coin_type = md_ptr->force_coin;
 373     floor_type *floor_ptr = player_ptr->current_floor_ptr;
 374     floor_ptr->object_level = (floor_ptr->dun_level + md_ptr->r_ptr->level) / 2;
 375     drop_items_golds(player_ptr, md_ptr, drop_numbers);
 376     if (((md_ptr->r_ptr->flags1 & RF1_QUESTOR) == 0) || player_ptr->phase_out || (md_ptr->m_ptr->r_idx != MON_SERPENT) || md_ptr->cloned)
 377         return;
 378
 379     on_defeat_last_boss(player_ptr);
 380 }
 381
 382 /*!
 383  * @brief モンスターを撃破した際の述語メッセージを返す /
 384  * Return monster death string
 385  * @param r_ptr 撃破されたモンスターの種族情報を持つ構造体の参照ポインタ
 386  * @return 撃破されたモンスターの述語
 387  */
 388 concptr extract_note_dies(MONRACE_IDX r_idx)
 389 {
 390     monster_race *r_ptr = &r_info[r_idx];
 391     if (monster_living(r_idx))
 392         return _("は死んだ。", " dies.");
 393
 394     for (int i = 0; i < 4; i++)
 395         if (r_ptr->blow[i].method == RBM_EXPLODE)
 396             return _("は爆発して粉々になった。", " explodes into tiny shreds.");
 397
 398     return _("を倒した。", " is destroyed.");
 399 }