src/mind/mind-ninja.cpp

   1 #include "mind/mind-ninja.h"
   2 #include "cmd-action/cmd-attack.h"
   3 #include "cmd-item/cmd-throw.h"
   4 #include "combat/combat-options-type.h"
   5 #include "core/disturbance.h"
   6 #include "core/player-redraw-types.h"
   7 #include "effect/attribute-types.h"
   8 #include "effect/effect-characteristics.h"
   9 #include "effect/effect-processor.h"
  10 #include "effect/spells-effect-util.h"
  11 #include "floor/cave.h"
  12 #include "floor/floor-object.h"
  13 #include "floor/floor-util.h"
  14 #include "floor/geometry.h"
  15 #include "game-option/disturbance-options.h"
  16 #include "grid/feature.h"
  17 #include "grid/grid.h"
  18 #include "inventory/inventory-slot-types.h"
  19 #include "mind/mind-mirror-master.h"
  20 #include "mind/mind-numbers.h"
  21 #include "mind/mind-warrior.h"
  22 #include "monster-race/monster-race.h"
  23 #include "monster-race/race-flags-resistance.h"
  24 #include "monster-race/race-indice-types.h"
  25 #include "monster/monster-describer.h"
  26 #include "monster/monster-status.h"
  27 #include "monster/monster-update.h"
  28 #include "object-enchant/trc-types.h"
  29 #include "object/object-kind-hook.h"
  30 #include "player-attack/player-attack-util.h"
  31 #include "player-base/player-class.h"
  32 #include "player-info/equipment-info.h"
  33 #include "player-info/ninja-data-type.h"
  34 #include "player-status/player-energy.h"
  35 #include "player/attack-defense-types.h"
  36 #include "player/player-status-flags.h"
  37 #include "player/special-defense-types.h"
  38 #include "spell-kind/spells-detection.h"
  39 #include "spell-kind/spells-fetcher.h"
  40 #include "spell-kind/spells-floor.h"
  41 #include "spell-kind/spells-grid.h"
  42 #include "spell-kind/spells-launcher.h"
  43 #include "spell-kind/spells-lite.h"
  44 #include "spell-kind/spells-perception.h"
  45 #include "spell-kind/spells-teleport.h"
  46 #include "spell/spells-status.h"
  47 #include "status/action-setter.h"
  48 #include "status/body-improvement.h"
  49 #include "status/element-resistance.h"
  50 #include "status/temporary-resistance.h"
  51 #include "system/floor-type-definition.h"
  52 #include "system/grid-type-definition.h"
  53 #include "system/monster-race-definition.h"
  54 #include "system/monster-type-definition.h"
  55 #include "system/object-type-definition.h"
  56 #include "system/player-type-definition.h"
  57 #include "target/projection-path-calculator.h"
  58 #include "target/target-checker.h"
  59 #include "target/target-getter.h"
  60 #include "timed-effect/player-confusion.h"
  61 #include "timed-effect/player-hallucination.h"
  62 #include "timed-effect/player-paralysis.h"
  63 #include "timed-effect/player-stun.h"
  64 #include "timed-effect/timed-effects.h"
  65 #include "util/bit-flags-calculator.h"
  66 #include "view/display-messages.h"
  67
  68 /*!
  69  * @brief 変わり身処理
  70  * @param player_ptr プレイヤーへの参照ポインタ
  71  * @param success 判定成功上の処理ならばTRUE
  72  * @return 作用が実際にあった場合TRUEを返す
  73  */
  74 bool kawarimi(PlayerType *player_ptr, bool success)
  75 {
  76     auto ninja_data = PlayerClass(player_ptr).get_specific_data<ninja_data_type>();
  77     if (!ninja_data || !ninja_data->kawarimi) {
  78         return false;
  79     }
  80
  81     ObjectType forge;
  82     auto *q_ptr = &forge;
  83     if (player_ptr->is_dead) {
  84         return false;
  85     }
  86
  87     auto effects = player_ptr->effects();
  88     auto is_confused = effects->confusion()->is_confused();
  89     auto is_hallucinated = effects->hallucination()->is_hallucinated();
  90     auto is_paralyzed = effects->paralysis()->is_paralyzed();
  91     if (is_confused || player_ptr->blind || is_paralyzed || is_hallucinated) {
  92         return false;
  93     }
  94
  95     if (effects->stun()->current() > randint0(200)) {
  96         return false;
  97     }
  98
  99     if (!success && one_in_(3)) {
 100         msg_print(_("変わり身失敗！逃げられなかった。", "Kawarimi failed! You couldn't run away."));
 101         ninja_data->kawarimi = false;
 102         player_ptr->redraw |= (PR_STATUS);
 103         return false;
 104     }
 105
 106     POSITION y = player_ptr->y;
 107     POSITION x = player_ptr->x;
 108
 109     teleport_player(player_ptr, 10 + randint1(90), TELEPORT_SPONTANEOUS);
 110     q_ptr->wipe();
 111     const int SV_WOODEN_STATUE = 0;
 112     q_ptr->prep(lookup_kind(ItemKindType::STATUE, SV_WOODEN_STATUE));
 113
 114     q_ptr->pval = enum2i(MonsterRaceId::NINJA);
 115     (void)drop_near(player_ptr, q_ptr, -1, y, x);
 116
 117     if (success) {
 118         msg_print(_("攻撃を受ける前に素早く身をひるがえした。", "You have turned around just before the attack hit you."));
 119     } else {
 120         msg_print(_("変わり身失敗！攻撃を受けてしまった。", "Kawarimi failed! You are hit by the attack."));
 121     }
 122
 123     ninja_data->kawarimi = false;
 124     player_ptr->redraw |= (PR_STATUS);
 125     return true;
 126 }
 127
 128 /*!
 129  * @brief 入身処理 / "Rush Attack" routine for Samurai or Ninja
 130  * @param player_ptr プレイヤーへの参照ポインタ
 131  * @param mdeath 目標モンスターが死亡したかを返す
 132  * @return 作用が実際にあった場合TRUEを返す /  Return value is for checking "done"
 133  */
 134 bool rush_attack(PlayerType *player_ptr, bool *mdeath)
 135 {
 136     if (mdeath) {
 137         *mdeath = false;
 138     }
 139
 140     project_length = 5;
 141     DIRECTION dir;
 142     if (!get_aim_dir(player_ptr, &dir)) {
 143         return false;
 144     }
 145
 146     int tx = player_ptr->x + project_length * ddx[dir];
 147     int ty = player_ptr->y + project_length * ddy[dir];
 148
 149     if ((dir == 5) && target_okay(player_ptr)) {
 150         tx = target_col;
 151         ty = target_row;
 152     }
 153
 154     int tm_idx = 0;
 155     auto *floor_ptr = player_ptr->current_floor_ptr;
 156     if (in_bounds(floor_ptr, ty, tx)) {
 157         tm_idx = floor_ptr->grid_array[ty][tx].m_idx;
 158     }
 159
 160     projection_path path_g(player_ptr, project_length, player_ptr->y, player_ptr->x, ty, tx, PROJECT_STOP | PROJECT_KILL);
 161     project_length = 0;
 162     if (path_g.path_num() == 0) {
 163         return true;
 164     }
 165
 166     ty = player_ptr->y;
 167     tx = player_ptr->x;
 168     bool tmp_mdeath = false;
 169     bool moved = false;
 170     for (const auto &[ny, nx] : path_g) {
 171         monster_type *m_ptr;
 172
 173         if (is_cave_empty_bold(player_ptr, ny, nx) && player_can_enter(player_ptr, floor_ptr->grid_array[ny][nx].feat, 0)) {
 174             ty = ny;
 175             tx = nx;
 176             continue;
 177         }
 178
 179         if (!floor_ptr->grid_array[ny][nx].m_idx) {
 180             if (tm_idx) {
 181                 msg_print(_("失敗！", "Failed!"));
 182             } else {
 183                 msg_print(_("ここには入身では入れない。", "You can't move to that place."));
 184             }
 185
 186             break;
 187         }
 188
 189         if (!player_bold(player_ptr, ty, tx)) {
 190             teleport_player_to(player_ptr, ty, tx, TELEPORT_NONMAGICAL);
 191         }
 192         update_monster(player_ptr, floor_ptr->grid_array[ny][nx].m_idx, true);
 193
 194         m_ptr = &floor_ptr->m_list[floor_ptr->grid_array[ny][nx].m_idx];
 195         if (tm_idx != floor_ptr->grid_array[ny][nx].m_idx) {
 196 #ifdef JP
 197             msg_format("%s%sが立ちふさがっている！", tm_idx ? "別の" : "", m_ptr->ml ? "モンスター" : "何か");
 198 #else
 199             msg_format("There is %s in the way!", m_ptr->ml ? (tm_idx ? "another monster" : "a monster") : "someone");
 200 #endif
 201         } else if (!player_bold(player_ptr, ty, tx)) {
 202             GAME_TEXT m_name[MAX_NLEN];
 203             monster_desc(player_ptr, m_name, m_ptr, 0);
 204             msg_format(_("素早く%sの懐に入り込んだ！", "You quickly jump in and attack %s!"), m_name);
 205         }
 206
 207         if (!player_bold(player_ptr, ty, tx)) {
 208             teleport_player_to(player_ptr, ty, tx, TELEPORT_NONMAGICAL);
 209         }
 210         moved = true;
 211         tmp_mdeath = do_cmd_attack(player_ptr, ny, nx, HISSATSU_NYUSIN);
 212
 213         break;
 214     }
 215
 216     if (!moved && !player_bold(player_ptr, ty, tx)) {
 217         teleport_player_to(player_ptr, ty, tx, TELEPORT_NONMAGICAL);
 218     }
 219
 220     if (mdeath) {
 221         *mdeath = tmp_mdeath;
 222     }
 223     return true;
 224 }
 225
 226 /*!
 227  * @brief 盗賊と忍者における不意打ち
 228  * @param player_ptr プレイヤーへの参照ポインタ
 229  * @param pa_ptr 直接攻撃構造体への参照ポインタ
 230  */
 231 void process_surprise_attack(PlayerType *player_ptr, player_attack_type *pa_ptr)
 232 {
 233     auto *r_ptr = &r_info[pa_ptr->m_ptr->r_idx];
 234     if (!has_melee_weapon(player_ptr, INVEN_MAIN_HAND + pa_ptr->hand) || player_ptr->is_icky_wield[pa_ptr->hand]) {
 235         return;
 236     }
 237
 238     int tmp = player_ptr->lev * 6 + (player_ptr->skill_stl + 10) * 4;
 239     if (player_ptr->monlite && (pa_ptr->mode != HISSATSU_NYUSIN)) {
 240         tmp /= 3;
 241     }
 242     if (has_aggravate(player_ptr)) {
 243         tmp /= 2;
 244     }
 245     if (r_ptr->level > (player_ptr->lev * player_ptr->lev / 20 + 10)) {
 246         tmp /= 3;
 247     }
 248
 249     auto ninja_data = PlayerClass(player_ptr).get_specific_data<ninja_data_type>();
 250     if (monster_csleep_remaining(pa_ptr->m_ptr) && pa_ptr->m_ptr->ml) {
 251         /* Can't backstab creatures that we can't see, right? */
 252         pa_ptr->backstab = true;
 253     } else if ((ninja_data && ninja_data->s_stealth) && (randint0(tmp) > (r_ptr->level + 20)) &&
 254                pa_ptr->m_ptr->ml && !r_ptr->resistance_flags.has(MonsterResistanceType::RESIST_ALL)) {
 255         pa_ptr->surprise_attack = true;
 256     } else if (monster_fear_remaining(pa_ptr->m_ptr) && pa_ptr->m_ptr->ml) {
 257         pa_ptr->stab_fleeing = true;
 258     }
 259 }
 260
 261 void print_surprise_attack(player_attack_type *pa_ptr)
 262 {
 263     if (pa_ptr->backstab) {
 264         msg_format(_("あなたは冷酷にも眠っている無力な%sを突き刺した！", "You cruelly stab the helpless, sleeping %s!"), pa_ptr->m_name);
 265     } else if (pa_ptr->surprise_attack) {
 266         msg_format(_("不意を突いて%sに強烈な一撃を喰らわせた！", "You make surprise attack, and hit %s with a powerful blow!"), pa_ptr->m_name);
 267     } else if (pa_ptr->stab_fleeing) {
 268         msg_format(_("逃げる%sを背中から突き刺した！", "You backstab the fleeing %s!"), pa_ptr->m_name);
 269     } else if (!pa_ptr->monk_attack) {
 270         msg_format(_("%sを攻撃した。", "You hit %s."), pa_ptr->m_name);
 271     }
 272 }
 273
 274 /*!
 275  * @brief 盗賊と忍者における不意打ちのダメージ計算
 276  * @param player_ptr プレイヤーへの参照ポインタ
 277  * @param pa_ptr 直接攻撃構造体への参照ポインタ
 278  */
 279 void calc_surprise_attack_damage(PlayerType *player_ptr, player_attack_type *pa_ptr)
 280 {
 281     if (pa_ptr->backstab) {
 282         pa_ptr->attack_damage *= (3 + (player_ptr->lev / 20));
 283         return;
 284     }
 285
 286     if (pa_ptr->surprise_attack) {
 287         pa_ptr->attack_damage = pa_ptr->attack_damage * (5 + (player_ptr->lev * 2 / 25)) / 2;
 288         return;
 289     }
 290
 291     if (pa_ptr->stab_fleeing) {
 292         pa_ptr->attack_damage = (3 * pa_ptr->attack_damage) / 2;
 293     }
 294 }
 295
 296 /*!
 297  * @brief 速駆け処理
 298  * @param player_ptr プレイヤーへの参照ポインタ
 299  * @return 常にTRUE
 300  */
 301 bool hayagake(PlayerType *player_ptr)
 302 {
 303     PlayerEnergy energy(player_ptr);
 304     if (player_ptr->action == ACTION_HAYAGAKE) {
 305         set_action(player_ptr, ACTION_NONE);
 306         energy.reset_player_turn();
 307         return true;
 308     }
 309
 310     auto *g_ptr = &player_ptr->current_floor_ptr->grid_array[player_ptr->y][player_ptr->x];
 311     auto *f_ptr = &f_info[g_ptr->feat];
 312
 313     if (f_ptr->flags.has_not(FloorFeatureType::PROJECT) || (!player_ptr->levitation && f_ptr->flags.has(FloorFeatureType::DEEP))) {
 314         msg_print(_("ここでは素早く動けない。", "You cannot run in here."));
 315     } else {
 316         set_action(player_ptr, ACTION_HAYAGAKE);
 317     }
 318
 319     energy.reset_player_turn();
 320     return true;
 321 }
 322
 323 /*!
 324  * @brief 超隠密状態をセットする
 325  * @param set TRUEならば超隠密状態になる。
 326  * @return ステータスに影響を及ぼす変化があった場合TRUEを返す。
 327  */
 328 bool set_superstealth(PlayerType *player_ptr, bool set)
 329 {
 330     bool notice = false;
 331
 332     auto ninja_data = PlayerClass(player_ptr).get_specific_data<ninja_data_type>();
 333     if (!ninja_data || player_ptr->is_dead) {
 334         return false;
 335     }
 336
 337     if (set) {
 338         if (!ninja_data->s_stealth) {
 339             if (player_ptr->current_floor_ptr->grid_array[player_ptr->y][player_ptr->x].info & CAVE_MNLT) {
 340                 msg_print(_("敵の目から薄い影の中に覆い隠された。", "You are mantled in weak shadow from ordinary eyes."));
 341                 player_ptr->monlite = player_ptr->old_monlite = true;
 342             } else {
 343                 msg_print(_("敵の目から影の中に覆い隠された！", "You are mantled in shadow from ordinary eyes!"));
 344                 player_ptr->monlite = player_ptr->old_monlite = false;
 345             }
 346
 347             notice = true;
 348             ninja_data->s_stealth = true;
 349         }
 350     } else {
 351         if (ninja_data->s_stealth) {
 352             msg_print(_("再び敵の目にさらされるようになった。", "You are exposed to common sight once more."));
 353             notice = true;
 354             ninja_data->s_stealth = false;
 355         }
 356     }
 357
 358     if (!notice) {
 359         return false;
 360     }
 361     player_ptr->redraw |= (PR_STATUS);
 362
 363     if (disturb_state) {
 364         disturb(player_ptr, false, false);
 365     }
 366     return true;
 367 }
 368
 369 /*!
 370  * @brief 忍術の発動 /
 371  * do_cmd_cast calls this function if the player's class is 'ninja'.
 372  * @param player_ptr プレイヤーへの参照ポインタ
 373  * @param spell 発動する特殊技能のID
 374  * @return 処理を実行したらTRUE、キャンセルした場合FALSEを返す。
 375  */
 376 bool cast_ninja_spell(PlayerType *player_ptr, mind_ninja_type spell)
 377 {
 378     POSITION x = 0, y = 0;
 379     DIRECTION dir;
 380     PLAYER_LEVEL plev = player_ptr->lev;
 381     auto ninja_data = PlayerClass(player_ptr).get_specific_data<ninja_data_type>();
 382     switch (spell) {
 383     case DARKNESS_CREATION:
 384         (void)unlite_area(player_ptr, 0, 3);
 385         break;
 386     case DETECT_NEAR:
 387         if (plev > 44) {
 388             wiz_lite(player_ptr, true);
 389         }
 390
 391         detect_monsters_normal(player_ptr, DETECT_RAD_DEFAULT);
 392         if (plev > 4) {
 393             detect_traps(player_ptr, DETECT_RAD_DEFAULT, true);
 394             detect_doors(player_ptr, DETECT_RAD_DEFAULT);
 395             detect_stairs(player_ptr, DETECT_RAD_DEFAULT);
 396         }
 397
 398         if (plev > 14) {
 399             detect_objects_normal(player_ptr, DETECT_RAD_DEFAULT);
 400         }
 401
 402         break;
 403     case HIDE_LEAVES:
 404         teleport_player(player_ptr, 10, TELEPORT_SPONTANEOUS);
 405         break;
 406     case KAWARIMI:
 407         if (ninja_data && !ninja_data->kawarimi) {
 408             msg_print(_("敵の攻撃に対して敏感になった。", "You are now prepared to evade any attacks."));
 409             ninja_data->kawarimi = true;
 410             player_ptr->redraw |= (PR_STATUS);
 411         }
 412
 413         break;
 414     case ABSCONDING:
 415         teleport_player(player_ptr, player_ptr->lev * 5, TELEPORT_SPONTANEOUS);
 416         break;
 417     case HIT_AND_AWAY:
 418         if (!hit_and_away(player_ptr)) {
 419             return false;
 420         }
 421
 422         break;
 423     case BIND_MONSTER:
 424         if (!get_aim_dir(player_ptr, &dir)) {
 425             return false;
 426         }
 427
 428         (void)stasis_monster(player_ptr, dir);
 429         break;
 430     case ANCIENT_KNOWLEDGE:
 431         return ident_spell(player_ptr, false);
 432     case FLOATING:
 433         set_tim_levitation(player_ptr, randint1(20) + 20, false);
 434         break;
 435     case HIDE_FLAMES:
 436         fire_ball(player_ptr, AttributeType::FIRE, 0, 50 + plev, plev / 10 + 2);
 437         teleport_player(player_ptr, 30, TELEPORT_SPONTANEOUS);
 438         set_oppose_fire(player_ptr, (TIME_EFFECT)plev, false);
 439         break;
 440     case NYUSIN:
 441         return rush_attack(player_ptr, nullptr);
 442     case SYURIKEN_SPREADING: {
 443         for (int i = 0; i < 8; i++) {
 444             OBJECT_IDX slot;
 445
 446             for (slot = 0; slot < INVEN_PACK; slot++) {
 447                 if (player_ptr->inventory_list[slot].tval == ItemKindType::SPIKE) {
 448                     break;
 449                 }
 450             }
 451
 452             if (slot == INVEN_PACK) {
 453                 if (!i) {
 454                     msg_print(_("くさびを持っていない。", "You have no Iron Spikes."));
 455                 } else {
 456                     msg_print(_("くさびがなくなった。", "You have no more Iron Spikes."));
 457                 }
 458
 459                 return false;
 460             }
 461
 462             (void)ThrowCommand(player_ptr).do_cmd_throw(1, false, slot);
 463             PlayerEnergy(player_ptr).set_player_turn_energy(100);
 464         }
 465
 466         break;
 467     }
 468     case CHAIN_HOOK:
 469         (void)fetch_monster(player_ptr);
 470         break;
 471     case SMOKE_BALL:
 472         if (!get_aim_dir(player_ptr, &dir)) {
 473             return false;
 474         }
 475
 476         fire_ball(player_ptr, AttributeType::OLD_CONF, dir, plev * 3, 3);
 477         break;
 478     case SWAP_POSITION:
 479         project_length = -1;
 480         if (!get_aim_dir(player_ptr, &dir)) {
 481             project_length = 0;
 482             return false;
 483         }
 484
 485         project_length = 0;
 486         (void)teleport_swap(player_ptr, dir);
 487         break;
 488     case EXPLOSIVE_RUNE:
 489         create_rune_explosion(player_ptr, player_ptr->y, player_ptr->x);
 490         break;
 491     case HIDE_MUD:
 492         (void)set_pass_wall(player_ptr, randint1(plev / 2) + plev / 2, false);
 493         set_oppose_acid(player_ptr, (TIME_EFFECT)plev, false);
 494         break;
 495     case HIDE_MIST:
 496         fire_ball(player_ptr, AttributeType::POIS, 0, 75 + plev * 2 / 3, plev / 5 + 2);
 497         fire_ball(player_ptr, AttributeType::HYPODYNAMIA, 0, 75 + plev * 2 / 3, plev / 5 + 2);
 498         fire_ball(player_ptr, AttributeType::CONFUSION, 0, 75 + plev * 2 / 3, plev / 5 + 2);
 499         teleport_player(player_ptr, 30, TELEPORT_SPONTANEOUS);
 500         break;
 501     case PURGATORY_FLAME: {
 502         int num = damroll(3, 9);
 503         for (int k = 0; k < num; k++) {
 504             AttributeType typ = one_in_(2) ? AttributeType::FIRE : one_in_(3) ? AttributeType::NETHER
 505                                                                               : AttributeType::PLASMA;
 506             int attempts = 1000;
 507             while (attempts--) {
 508                 scatter(player_ptr, &y, &x, player_ptr->y, player_ptr->x, 4, PROJECT_NONE);
 509                 if (!player_bold(player_ptr, y, x)) {
 510                     break;
 511                 }
 512             }
 513
 514             project(player_ptr, 0, 0, y, x, damroll(6 + plev / 8, 10), typ, (PROJECT_BEAM | PROJECT_THRU | PROJECT_GRID | PROJECT_KILL));
 515         }
 516
 517         break;
 518     }
 519     case ALTER_EGO:
 520         set_multishadow(player_ptr, 6 + randint1(6), false);
 521         break;
 522     default:
 523         msg_print(_("なに？", "Zap?"));
 524         break;
 525     }
 526     return true;
 527 }