src/object-use/throw-execution.cpp

   1 /*!
   2  * @file throw-util.cpp
   3  * @brief 投擲処理関連クラス
   4  * @date 2021/08/20
   5  * @author Hourier
   6  */
   7
   8 #include "object-use/throw-execution.h"
   9 #include "action/weapon-shield.h"
  10 #include "artifact/fixed-art-types.h"
  11 #include "combat/attack-power-table.h"
  12 #include "combat/shoot.h"
  13 #include "combat/slaying.h"
  14 #include "core/stuff-handler.h"
  15 #include "core/window-redrawer.h"
  16 #include "effect/attribute-types.h"
  17 #include "effect/spells-effect-util.h"
  18 #include "flavor/flavor-describer.h"
  19 #include "flavor/object-flavor-types.h"
  20 #include "floor/cave.h"
  21 #include "floor/floor-object.h"
  22 #include "floor/geometry.h"
  23 #include "game-option/cheat-types.h"
  24 #include "grid/feature-flag-types.h"
  25 #include "grid/grid.h"
  26 #include "inventory/inventory-object.h"
  27 #include "inventory/inventory-slot-types.h"
  28 #include "io/cursor.h"
  29 #include "io/screen-util.h"
  30 #include "main/sound-definitions-table.h"
  31 #include "main/sound-of-music.h"
  32 #include "monster-floor/monster-death.h"
  33 #include "monster-floor/monster-summon.h"
  34 #include "monster-floor/place-monster-types.h"
  35 #include "monster/monster-damage.h"
  36 #include "monster/monster-describer.h"
  37 #include "monster/monster-info.h"
  38 #include "monster/monster-pain-describer.h"
  39 #include "monster/monster-status-setter.h"
  40 #include "monster/monster-status.h"
  41 #include "object-enchant/tr-types.h"
  42 #include "object-hook/hook-expendable.h"
  43 #include "object-hook/hook-weapon.h"
  44 #include "object/item-tester-hooker.h"
  45 #include "object/item-use-flags.h"
  46 #include "object/object-broken.h"
  47 #include "object/object-flags.h"
  48 #include "object/object-info.h"
  49 #include "object/object-stack.h"
  50 #include "player-base/player-class.h"
  51 #include "player-info/equipment-info.h"
  52 #include "player-status/player-energy.h"
  53 #include "player/player-status-table.h"
  54 #include "racial/racial-android.h"
  55 #include "specific-object/torch.h"
  56 #include "system/baseitem-info.h"
  57 #include "system/floor-type-definition.h"
  58 #include "system/grid-type-definition.h"
  59 #include "system/item-entity.h"
  60 #include "system/monster-entity.h"
  61 #include "system/player-type-definition.h"
  62 #include "system/redrawing-flags-updater.h"
  63 #include "target/target-checker.h"
  64 #include "target/target-getter.h"
  65 #include "term/screen-processor.h"
  66 #include "timed-effect/player-blindness.h"
  67 #include "timed-effect/player-hallucination.h"
  68 #include "timed-effect/timed-effects.h"
  69 #include "util/bit-flags-calculator.h"
  70 #include "util/string-processor.h"
  71 #include "view/display-messages.h"
  72 #include "view/object-describer.h"
  73 #include "wizard/wizard-messages.h"
  74
  75 ObjectThrowEntity::ObjectThrowEntity(PlayerType *player_ptr, ItemEntity *q_ptr, const int delay_factor_val, const int mult, const bool boomerang, const OBJECT_IDX shuriken)
  76     : q_ptr(q_ptr)
  77     , player_ptr(player_ptr)
  78     , shuriken(shuriken)
  79     , mult(mult)
  80     , msec(delay_factor_val)
  81     , boomerang(boomerang)
  82 {
  83 }
  84
  85 bool ObjectThrowEntity::check_can_throw()
  86 {
  87     if (!this->check_what_throw()) {
  88         return false;
  89     }
  90
  91     if (this->o_ptr->is_cursed() && (this->item >= INVEN_MAIN_HAND)) {
  92         msg_print(_("ふーむ、どうやら呪われているようだ。", "Hmmm, it seems to be cursed."));
  93         return false;
  94     }
  95
  96     const auto is_spike = this->o_ptr->bi_key.tval() == ItemKindType::SPIKE;
  97     if (this->player_ptr->current_floor_ptr->inside_arena && !this->boomerang && !is_spike) {
  98         msg_print(_("アリーナではアイテムを使えない！", "You're in the arena now. This is hand-to-hand!"));
  99         msg_print(nullptr);
 100         return false;
 101     }
 102
 103     return true;
 104 }
 105
 106 void ObjectThrowEntity::calc_throw_range()
 107 {
 108     this->q_ptr->copy_from(this->o_ptr);
 109     this->obj_flags = object_flags(this->q_ptr);
 110     torch_flags(this->q_ptr, this->obj_flags);
 111     distribute_charges(this->o_ptr, this->q_ptr, 1);
 112     this->q_ptr->number = 1;
 113     this->o_name = describe_flavor(this->player_ptr, this->q_ptr, OD_OMIT_PREFIX);
 114     if (this->player_ptr->mighty_throw) {
 115         this->mult += 3;
 116     }
 117
 118     auto mul = 10 + 2 * (this->mult - 1);
 119     auto div = ((this->q_ptr->weight > 10) ? this->q_ptr->weight : 10);
 120     if ((this->obj_flags.has(TR_THROW)) || this->boomerang) {
 121         div /= 2;
 122     }
 123
 124     this->tdis = (adj_str_blow[this->player_ptr->stat_index[A_STR]] + 20) * mul / div;
 125     if (this->tdis > mul) {
 126         this->tdis = mul;
 127     }
 128 }
 129
 130 bool ObjectThrowEntity::calc_throw_grid()
 131 {
 132     if (this->shuriken >= 0) {
 133         this->ty = randint0(101) - 50 + this->player_ptr->y;
 134         this->tx = randint0(101) - 50 + this->player_ptr->x;
 135         return true;
 136     }
 137
 138     project_length = this->tdis + 1;
 139     DIRECTION dir;
 140     if (!get_aim_dir(this->player_ptr, &dir)) {
 141         return false;
 142     }
 143
 144     this->tx = this->player_ptr->x + 99 * ddx[dir];
 145     this->ty = this->player_ptr->y + 99 * ddy[dir];
 146     if ((dir == 5) && target_okay(this->player_ptr)) {
 147         this->tx = target_col;
 148         this->ty = target_row;
 149     }
 150
 151     project_length = 0;
 152     return true;
 153 }
 154
 155 void ObjectThrowEntity::reflect_inventory_by_throw()
 156 {
 157     if (this->q_ptr->is_specific_artifact(FixedArtifactId::MJOLLNIR) || this->q_ptr->is_specific_artifact(FixedArtifactId::AEGISFANG) || this->boomerang) {
 158         this->return_when_thrown = true;
 159     }
 160
 161     if (this->item < 0) {
 162         floor_item_increase(this->player_ptr, 0 - this->item, -1);
 163         floor_item_optimize(this->player_ptr, 0 - this->item);
 164         return;
 165     }
 166
 167     inven_item_increase(this->player_ptr, this->item, -1);
 168     if (!this->return_when_thrown) {
 169         inven_item_describe(this->player_ptr, this->item);
 170     }
 171
 172     inven_item_optimize(this->player_ptr, this->item);
 173 }
 174
 175 void ObjectThrowEntity::set_class_specific_throw_params()
 176 {
 177     PlayerEnergy energy(this->player_ptr);
 178     energy.set_player_turn_energy(100);
 179     PlayerClass pc(this->player_ptr);
 180     if (pc.equals(PlayerClassType::ROGUE) || pc.equals(PlayerClassType::NINJA)) {
 181         energy.sub_player_turn_energy(this->player_ptr->lev);
 182     }
 183
 184     this->y = this->player_ptr->y;
 185     this->x = this->player_ptr->x;
 186     handle_stuff(this->player_ptr);
 187     const auto tval = this->q_ptr->bi_key.tval();
 188     const auto is_spike = tval == ItemKindType::SPIKE;
 189     const auto is_sword = tval == ItemKindType::SWORD;
 190     this->shuriken = pc.equals(PlayerClassType::NINJA) && (is_spike || ((this->obj_flags.has(TR_THROW)) && is_sword));
 191 }
 192
 193 void ObjectThrowEntity::set_racial_chance()
 194 {
 195     auto compensation = this->obj_flags.has(TR_THROW) ? this->q_ptr->to_h : 0;
 196     this->chance = this->player_ptr->skill_tht + (this->player_ptr->to_h_b + compensation) * BTH_PLUS_ADJ;
 197     if (this->shuriken != 0) {
 198         this->chance *= 2;
 199     }
 200 }
 201
 202 void ObjectThrowEntity::exe_throw()
 203 {
 204     this->cur_dis = 0;
 205     while (this->cur_dis <= this->tdis) {
 206         if ((this->y == this->ty) && (this->x == this->tx)) {
 207             break;
 208         }
 209
 210         if (this->check_racial_target_bold()) {
 211             break;
 212         }
 213
 214         this->check_racial_target_seen();
 215         if (this->check_racial_target_monster()) {
 216             continue;
 217         }
 218
 219         auto *floor_ptr = this->player_ptr->current_floor_ptr;
 220         this->g_ptr = &floor_ptr->grid_array[this->y][this->x];
 221         this->m_ptr = &floor_ptr->m_list[this->g_ptr->m_idx];
 222         this->m_name = monster_name(this->player_ptr, this->g_ptr->m_idx);
 223         this->visible = this->m_ptr->ml;
 224         this->hit_body = true;
 225         this->attack_racial_power();
 226         break;
 227     }
 228 }
 229
 230 void ObjectThrowEntity::display_figurine_throw()
 231 {
 232     if ((this->q_ptr->bi_key.tval() != ItemKindType::FIGURINE) || this->player_ptr->current_floor_ptr->inside_arena) {
 233         return;
 234     }
 235
 236     this->corruption_possibility = 100;
 237     auto figure_r_idx = i2enum<MonsterRaceId>(this->q_ptr->pval);
 238     if (!(summon_named_creature(this->player_ptr, 0, this->y, this->x, figure_r_idx, !(this->q_ptr->is_cursed()) ? PM_FORCE_PET : PM_NONE))) {
 239         msg_print(_("人形は捻じ曲がり砕け散ってしまった！", "The Figurine writhes and then shatters."));
 240         return;
 241     }
 242
 243     if (this->q_ptr->is_cursed()) {
 244         msg_print(_("これはあまり良くない気がする。", "You have a bad feeling about this."));
 245     }
 246 }
 247
 248 void ObjectThrowEntity::display_potion_throw()
 249 {
 250     if (!this->q_ptr->is_potion()) {
 251         return;
 252     }
 253
 254     if (!this->hit_body && !this->hit_wall && (randint1(100) >= this->corruption_possibility)) {
 255         this->corruption_possibility = 0;
 256         return;
 257     }
 258
 259     msg_format(_("%sは砕け散った！", "The %s shatters!"), this->o_name.data());
 260     if (!potion_smash_effect(this->player_ptr, 0, this->y, this->x, this->q_ptr->bi_id)) {
 261         this->do_drop = false;
 262         return;
 263     }
 264
 265     auto *floor_ptr = this->player_ptr->current_floor_ptr;
 266     auto *angry_m_ptr = &floor_ptr->m_list[floor_ptr->grid_array[this->y][this->x].m_idx];
 267     if ((floor_ptr->grid_array[this->y][this->x].m_idx == 0) || !angry_m_ptr->is_friendly() || angry_m_ptr->is_invulnerable()) {
 268         this->do_drop = false;
 269         return;
 270     }
 271
 272     const auto angry_m_name = monster_desc(this->player_ptr, angry_m_ptr, 0);
 273     msg_format(_("%sは怒った！", "%s^ gets angry!"), angry_m_name.data());
 274     set_hostile(this->player_ptr, &floor_ptr->m_list[floor_ptr->grid_array[this->y][this->x].m_idx]);
 275     this->do_drop = false;
 276 }
 277
 278 void ObjectThrowEntity::check_boomerang_throw()
 279 {
 280     if (!this->return_when_thrown) {
 281         return;
 282     }
 283
 284     this->back_chance = randint1(30) + 20 + ((int)(adj_dex_th[this->player_ptr->stat_index[A_DEX]]) - 128);
 285     this->super_boomerang = ((this->q_ptr->is_specific_artifact(FixedArtifactId::MJOLLNIR) || this->q_ptr->is_specific_artifact(FixedArtifactId::AEGISFANG)) && this->boomerang);
 286     this->corruption_possibility = -1;
 287     if (this->boomerang) {
 288         this->back_chance += 4 + randint1(5);
 289     }
 290
 291     if (this->super_boomerang) {
 292         this->back_chance += 100;
 293     }
 294
 295     this->o2_name = describe_flavor(this->player_ptr, this->q_ptr, OD_OMIT_PREFIX | OD_NAME_ONLY);
 296     this->process_boomerang_throw();
 297 }
 298
 299 void ObjectThrowEntity::process_boomerang_back()
 300 {
 301     if (this->come_back) {
 302         if ((this->item != INVEN_MAIN_HAND) && (this->item != INVEN_SUB_HAND)) {
 303             store_item_to_inventory(this->player_ptr, this->q_ptr);
 304             this->do_drop = false;
 305             return;
 306         }
 307
 308         this->o_ptr = &player_ptr->inventory_list[this->item];
 309         this->o_ptr->copy_from(this->q_ptr);
 310         this->player_ptr->equip_cnt++;
 311         auto &rfu = RedrawingFlagsUpdater::get_instance();
 312         const auto flags = {
 313             StatusRedrawingFlag::BONUS,
 314             StatusRedrawingFlag::TORCH,
 315             StatusRedrawingFlag::MP,
 316         };
 317         rfu.set_flags(flags);
 318         this->player_ptr->window_flags |= PW_EQUIPMENT;
 319         this->do_drop = false;
 320         return;
 321     }
 322
 323     if (this->equiped_item) {
 324         verify_equip_slot(this->player_ptr, this->item);
 325         calc_android_exp(this->player_ptr);
 326     }
 327 }
 328
 329 void ObjectThrowEntity::drop_thrown_item()
 330 {
 331     if (!this->do_drop) {
 332         return;
 333     }
 334
 335     auto is_bold = cave_has_flag_bold(this->player_ptr->current_floor_ptr, this->y, this->x, TerrainCharacteristics::PROJECT);
 336     auto drop_y = is_bold ? this->y : this->prev_y;
 337     auto drop_x = is_bold ? this->x : this->prev_x;
 338     (void)drop_near(this->player_ptr, this->q_ptr, this->corruption_possibility, drop_y, drop_x);
 339 }
 340
 341 bool ObjectThrowEntity::check_what_throw()
 342 {
 343     if (this->shuriken >= 0) {
 344         this->item = this->shuriken;
 345         this->o_ptr = &this->player_ptr->inventory_list[this->item];
 346         return true;
 347     }
 348
 349     if (this->boomerang) {
 350         return this->check_throw_boomerang();
 351     }
 352
 353     concptr q, s;
 354     q = _("どのアイテムを投げますか? ", "Throw which item? ");
 355     s = _("投げるアイテムがない。", "You have nothing to throw.");
 356     this->o_ptr = choose_object(this->player_ptr, &this->item, q, s, USE_INVEN | USE_FLOOR | USE_EQUIP);
 357     if (!this->o_ptr) {
 358         flush();
 359         return false;
 360     }
 361
 362     return true;
 363 }
 364
 365 bool ObjectThrowEntity::check_throw_boomerang()
 366 {
 367     if (has_melee_weapon(this->player_ptr, INVEN_MAIN_HAND) && has_melee_weapon(this->player_ptr, INVEN_SUB_HAND)) {
 368         concptr q, s;
 369         q = _("どの武器を投げますか? ", "Throw which item? ");
 370         s = _("投げる武器がない。", "You have nothing to throw.");
 371         this->o_ptr = choose_object(this->player_ptr, &this->item, q, s, USE_EQUIP, FuncItemTester(&ItemEntity::is_throwable));
 372         if (!this->o_ptr) {
 373             flush();
 374             return false;
 375         }
 376
 377         return true;
 378     }
 379
 380     if (has_melee_weapon(this->player_ptr, INVEN_SUB_HAND)) {
 381         this->item = INVEN_SUB_HAND;
 382         this->o_ptr = &this->player_ptr->inventory_list[this->item];
 383         return true;
 384     }
 385
 386     this->item = INVEN_MAIN_HAND;
 387     this->o_ptr = &this->player_ptr->inventory_list[this->item];
 388     return true;
 389 }
 390
 391 bool ObjectThrowEntity::check_racial_target_bold()
 392 {
 393     this->ny[this->cur_dis] = this->y;
 394     this->nx[this->cur_dis] = this->x;
 395     mmove2(&this->ny[this->cur_dis], &this->nx[this->cur_dis], this->player_ptr->y, this->player_ptr->x, this->ty, this->tx);
 396     auto *floor_ptr = this->player_ptr->current_floor_ptr;
 397     if (cave_has_flag_bold(floor_ptr, this->ny[this->cur_dis], this->nx[this->cur_dis], TerrainCharacteristics::PROJECT)) {
 398         return false;
 399     }
 400
 401     this->hit_wall = true;
 402     const auto is_figurine = this->q_ptr->bi_key.tval() == ItemKindType::FIGURINE;
 403     return is_figurine || this->q_ptr->is_potion() || (floor_ptr->grid_array[this->ny[this->cur_dis]][this->nx[this->cur_dis]].m_idx == 0);
 404 }
 405
 406 void ObjectThrowEntity::check_racial_target_seen()
 407 {
 408     if (!panel_contains(this->ny[this->cur_dis], this->nx[this->cur_dis]) || !player_can_see_bold(this->player_ptr, this->ny[this->cur_dis], this->nx[this->cur_dis])) {
 409         term_xtra(TERM_XTRA_DELAY, this->msec);
 410         return;
 411     }
 412
 413     if (this->msec <= 0) {
 414         return;
 415     }
 416
 417     const auto c = this->q_ptr->get_symbol();
 418     const auto a = this->q_ptr->get_color();
 419     print_rel(this->player_ptr, c, a, this->ny[this->cur_dis], this->nx[this->cur_dis]);
 420     move_cursor_relative(this->ny[this->cur_dis], this->nx[this->cur_dis]);
 421     term_fresh();
 422     term_xtra(TERM_XTRA_DELAY, this->msec);
 423     lite_spot(this->player_ptr, this->ny[this->cur_dis], this->nx[this->cur_dis]);
 424     term_fresh();
 425 }
 426
 427 bool ObjectThrowEntity::check_racial_target_monster()
 428 {
 429     this->prev_y = this->y;
 430     this->prev_x = this->x;
 431     this->x = this->nx[this->cur_dis];
 432     this->y = this->ny[this->cur_dis];
 433     this->cur_dis++;
 434     return this->player_ptr->current_floor_ptr->grid_array[this->y][this->x].m_idx == 0;
 435 }
 436
 437 void ObjectThrowEntity::attack_racial_power()
 438 {
 439     if (!test_hit_fire(this->player_ptr, this->chance - this->cur_dis, this->m_ptr, this->m_ptr->ml, this->o_name)) {
 440         return;
 441     }
 442
 443     this->display_attack_racial_power();
 444     this->calc_racial_power_damage();
 445     msg_format_wizard(this->player_ptr, CHEAT_MONSTER, _("%dのダメージを与えた。(残りHP %d/%d(%d))", "You do %d damage. (left HP %d/%d(%d))"), this->tdam,
 446         this->m_ptr->hp - this->tdam, this->m_ptr->maxhp, this->m_ptr->max_maxhp);
 447
 448     auto fear = false;
 449     AttributeFlags attribute_flags{};
 450     attribute_flags.set(AttributeType::PLAYER_SHOOT);
 451     if (is_active_torch(this->o_ptr)) {
 452         attribute_flags.set(AttributeType::FIRE);
 453     }
 454
 455     MonsterDamageProcessor mdp(this->player_ptr, this->g_ptr->m_idx, this->tdam, &fear, attribute_flags);
 456     if (mdp.mon_take_hit(this->m_ptr->get_died_message())) {
 457         return;
 458     }
 459
 460     if (const auto pain_message = MonsterPainDescriber(player_ptr, this->g_ptr->m_idx).describe(this->tdam);
 461         !pain_message.empty()) {
 462         msg_print(pain_message);
 463     }
 464
 465     if ((this->tdam > 0) && !this->q_ptr->is_potion()) {
 466         anger_monster(this->player_ptr, this->m_ptr);
 467     }
 468
 469     if (fear && this->m_ptr->ml) {
 470         sound(SOUND_FLEE);
 471         msg_format(_("%s^は恐怖して逃げ出した！", "%s^ flees in terror!"), this->m_name.data());
 472     }
 473 }
 474
 475 void ObjectThrowEntity::display_attack_racial_power()
 476 {
 477     if (!this->visible) {
 478         msg_format(_("%sが敵を捕捉した。", "The %s finds a mark."), this->o_name.data());
 479         return;
 480     }
 481
 482     msg_format(_("%sが%sに命中した。", "The %s hits %s."), this->o_name.data(), this->m_name.data());
 483     if (!this->m_ptr->ml) {
 484         return;
 485     }
 486
 487     if (!this->player_ptr->effects()->hallucination()->is_hallucinated()) {
 488         monster_race_track(this->player_ptr, this->m_ptr->ap_r_idx);
 489     }
 490
 491     health_track(this->player_ptr, this->g_ptr->m_idx);
 492 }
 493
 494 void ObjectThrowEntity::calc_racial_power_damage()
 495 {
 496     auto dd = this->q_ptr->dd;
 497     auto ds = this->q_ptr->ds;
 498     torch_dice(this->q_ptr, &dd, &ds);
 499     this->tdam = damroll(dd, ds);
 500     this->tdam = calc_attack_damage_with_slay(this->player_ptr, this->q_ptr, this->tdam, this->m_ptr, HISSATSU_NONE, true);
 501     this->tdam = critical_shot(this->player_ptr, this->q_ptr->weight, this->q_ptr->to_h, 0, this->tdam);
 502     this->tdam += (this->q_ptr->to_d > 0 ? 1 : -1) * this->q_ptr->to_d;
 503     if (this->boomerang) {
 504         this->tdam *= (this->mult + this->player_ptr->num_blow[this->item - INVEN_MAIN_HAND]);
 505         this->tdam += this->player_ptr->to_d_m;
 506     } else if (this->obj_flags.has(TR_THROW)) {
 507         this->tdam *= (3 + this->mult);
 508         this->tdam += this->player_ptr->to_d_m;
 509     } else {
 510         this->tdam *= this->mult;
 511     }
 512
 513     if (this->shuriken != 0) {
 514         this->tdam += ((this->player_ptr->lev + 30) * (this->player_ptr->lev + 30) - 900) / 55;
 515     }
 516
 517     if (this->tdam < 0) {
 518         this->tdam = 0;
 519     }
 520
 521     this->tdam = mon_damage_mod(this->player_ptr, this->m_ptr, this->tdam, false);
 522 }
 523
 524 void ObjectThrowEntity::process_boomerang_throw()
 525 {
 526     if ((this->back_chance <= 30) || (one_in_(100) && !this->super_boomerang)) {
 527         msg_format(_("%sが返ってこなかった！", "%s doesn't come back!"), this->o2_name.data());
 528         return;
 529     }
 530
 531     for (auto i = this->cur_dis - 1; i > 0; i--) {
 532         if (!panel_contains(this->ny[i], this->nx[i]) || !player_can_see_bold(this->player_ptr, this->ny[i], this->nx[i])) {
 533             term_xtra(TERM_XTRA_DELAY, this->msec);
 534             continue;
 535         }
 536
 537         const auto c = this->q_ptr->get_symbol();
 538         const auto a = this->q_ptr->get_color();
 539         if (this->msec <= 0) {
 540             continue;
 541         }
 542
 543         print_rel(this->player_ptr, c, a, this->ny[i], this->nx[i]);
 544         move_cursor_relative(this->ny[i], this->nx[i]);
 545         term_fresh();
 546         term_xtra(TERM_XTRA_DELAY, this->msec);
 547         lite_spot(this->player_ptr, this->ny[i], this->nx[i]);
 548         term_fresh();
 549     }
 550
 551     this->display_boomerang_throw();
 552 }
 553
 554 void ObjectThrowEntity::display_boomerang_throw()
 555 {
 556     const auto is_blind = this->player_ptr->effects()->blindness()->is_blind();
 557     if ((this->back_chance > 37) && !is_blind && (this->item >= 0)) {
 558         msg_format(_("%sが手元に返ってきた。", "%s comes back to you."), this->o2_name.data());
 559         this->come_back = true;
 560         return;
 561     }
 562
 563     auto back_message = this->item >= 0 ? _("%sを受け損ねた！", "%s comes back, but you can't catch!") : _("%sが返ってきた。", "%s comes back.");
 564     msg_format(back_message, this->o2_name.data());
 565     this->y = this->player_ptr->y;
 566     this->x = this->player_ptr->x;
 567 }