src/floor/floor-leaver.cpp

   1 #include "floor/floor-leaver.h"
   2 #include "cmd-building/cmd-building.h"
   3 #include "dungeon/dungeon.h"
   4 #include "dungeon/quest.h"
   5 #include "floor/cave.h"
   6 #include "floor/floor-events.h"
   7 #include "floor/floor-mode-changer.h"
   8 #include "floor/floor-save-util.h"
   9 #include "floor/floor-save.h"
  10 #include "floor/geometry.h"
  11 #include "floor/line-of-sight.h"
  12 #include "game-option/birth-options.h"
  13 #include "game-option/play-record-options.h"
  14 #include "grid/feature.h"
  15 #include "grid/grid.h"
  16 #include "inventory/inventory-slot-types.h"
  17 #include "io/write-diary.h"
  18 #include "mind/mind-mirror-master.h"
  19 #include "mind/mind-ninja.h"
  20 #include "monster-floor/monster-lite.h"
  21 #include "monster-floor/monster-remover.h"
  22 #include "monster-race/monster-race.h"
  23 #include "monster-race/race-flags1.h"
  24 #include "monster-race/race-flags7.h"
  25 #include "monster/monster-describer.h"
  26 #include "monster/monster-description-types.h"
  27 #include "monster/monster-info.h"
  28 #include "monster/monster-status.h"
  29 #include "pet/pet-util.h"
  30 #include "player-status/player-energy.h"
  31 #include "player/player-status.h"
  32 #include "player/special-defense-types.h"
  33 #include "save/floor-writer.h"
  34 #include "system/artifact-type-definition.h"
  35 #include "system/floor-type-definition.h"
  36 #include "system/grid-type-definition.h"
  37 #include "system/monster-race-definition.h"
  38 #include "system/monster-type-definition.h"
  39 #include "system/player-type-definition.h"
  40 #include "target/projection-path-calculator.h"
  41 #include "util/bit-flags-calculator.h"
  42 #include "view/display-messages.h"
  43 #include "world/world.h"
  44
  45 static void check_riding_preservation(PlayerType *player_ptr)
  46 {
  47     if (!player_ptr->riding)
  48         return;
  49
  50     monster_type *m_ptr = &player_ptr->current_floor_ptr->m_list[player_ptr->riding];
  51     if (m_ptr->parent_m_idx) {
  52         player_ptr->riding = 0;
  53         player_ptr->pet_extra_flags &= ~(PF_TWO_HANDS);
  54         player_ptr->riding_ryoute = player_ptr->old_riding_ryoute = false;
  55     } else {
  56         party_mon[0] = *m_ptr;
  57         delete_monster_idx(player_ptr, player_ptr->riding);
  58     }
  59 }
  60
  61 static bool check_pet_preservation_conditions(PlayerType *player_ptr, monster_type *m_ptr)
  62 {
  63     if (reinit_wilderness)
  64         return false;
  65
  66     POSITION dis = distance(player_ptr->y, player_ptr->x, m_ptr->fy, m_ptr->fx);
  67     if (monster_confused_remaining(m_ptr) || monster_stunned_remaining(m_ptr) || monster_csleep_remaining(m_ptr) || (m_ptr->parent_m_idx != 0))
  68         return true;
  69
  70     if (m_ptr->nickname && ((player_has_los_bold(player_ptr, m_ptr->fy, m_ptr->fx) && projectable(player_ptr, player_ptr->y, player_ptr->x, m_ptr->fy, m_ptr->fx)) || (los(player_ptr, m_ptr->fy, m_ptr->fx, player_ptr->y, player_ptr->x) && projectable(player_ptr, m_ptr->fy, m_ptr->fx, player_ptr->y, player_ptr->x)))) {
  71         if (dis > 3)
  72             return true;
  73     } else if (dis > 1)
  74         return true;
  75
  76     return false;
  77 }
  78
  79 static void sweep_preserving_pet(PlayerType *player_ptr)
  80 {
  81     if (player_ptr->wild_mode || player_ptr->current_floor_ptr->inside_arena || player_ptr->phase_out)
  82         return;
  83
  84     for (MONSTER_IDX i = player_ptr->current_floor_ptr->m_max - 1, party_monster_num = 1; (i >= 1) && (party_monster_num < MAX_PARTY_MON); i--) {
  85         monster_type *m_ptr = &player_ptr->current_floor_ptr->m_list[i];
  86         if (!monster_is_valid(m_ptr) || !is_pet(m_ptr) || (i == player_ptr->riding) || check_pet_preservation_conditions(player_ptr, m_ptr))
  87             continue;
  88
  89         party_mon[party_monster_num] = player_ptr->current_floor_ptr->m_list[i];
  90         party_monster_num++;
  91         delete_monster_idx(player_ptr, i);
  92     }
  93 }
  94
  95 static void record_pet_diary(PlayerType *player_ptr)
  96 {
  97     if (!record_named_pet)
  98         return;
  99
 100     for (MONSTER_IDX i = player_ptr->current_floor_ptr->m_max - 1; i >= 1; i--) {
 101         monster_type *m_ptr = &player_ptr->current_floor_ptr->m_list[i];
 102         GAME_TEXT m_name[MAX_NLEN];
 103         if (!monster_is_valid(m_ptr) || !is_pet(m_ptr) || !m_ptr->nickname || (player_ptr->riding == i))
 104             continue;
 105
 106         monster_desc(player_ptr, m_name, m_ptr, MD_ASSUME_VISIBLE | MD_INDEF_VISIBLE);
 107         exe_write_diary(player_ptr, DIARY_NAMED_PET, RECORD_NAMED_PET_MOVED, m_name);
 108     }
 109 }
 110
 111 /*!
 112  * @brief フロア移動時のペット保存処理 / Preserve_pets
 113  * @param player_ptr プレイヤーへの参照ポインタ
 114  */
 115 static void preserve_pet(PlayerType *player_ptr)
 116 {
 117     for (MONSTER_IDX party_monster_num = 0; party_monster_num < MAX_PARTY_MON; party_monster_num++)
 118         party_mon[party_monster_num].r_idx = 0;
 119
 120     check_riding_preservation(player_ptr);
 121     sweep_preserving_pet(player_ptr);
 122     record_pet_diary(player_ptr);
 123     for (MONSTER_IDX i = player_ptr->current_floor_ptr->m_max - 1; i >= 1; i--) {
 124         monster_type *m_ptr = &player_ptr->current_floor_ptr->m_list[i];
 125         if ((m_ptr->parent_m_idx == 0) || (player_ptr->current_floor_ptr->m_list[m_ptr->parent_m_idx].r_idx != 0))
 126             continue;
 127
 128         if (is_seen(player_ptr, m_ptr)) {
 129             GAME_TEXT m_name[MAX_NLEN];
 130             monster_desc(player_ptr, m_name, m_ptr, 0);
 131             msg_format(_("%sは消え去った！", "%^s disappears!"), m_name);
 132         }
 133
 134         delete_monster_idx(player_ptr, i);
 135     }
 136 }
 137
 138 /*!
 139  * @brief 新フロアに移動元フロアに繋がる階段を配置する / Virtually teleport onto the stairs that is connecting between two floors.
 140  * @param sf_ptr 移動元の保存フロア構造体参照ポインタ
 141  */
 142 static void locate_connected_stairs(PlayerType *player_ptr, floor_type *floor_ptr, saved_floor_type *sf_ptr, BIT_FLAGS floor_mode)
 143 {
 144     POSITION sx = 0;
 145     POSITION sy = 0;
 146     POSITION x_table[20];
 147     POSITION y_table[20];
 148     int num = 0;
 149     for (POSITION y = 0; y < floor_ptr->height; y++) {
 150         for (POSITION x = 0; x < floor_ptr->width; x++) {
 151             grid_type *g_ptr = &floor_ptr->grid_array[y][x];
 152             feature_type *f_ptr = &f_info[g_ptr->feat];
 153             bool ok = false;
 154             if (floor_mode & CFM_UP) {
 155                 if (f_ptr->flags.has_all_of({ FloorFeatureType::LESS, FloorFeatureType::STAIRS }) && f_ptr->flags.has_not(FloorFeatureType::SPECIAL)) {
 156                     ok = true;
 157                     if (g_ptr->special && g_ptr->special == sf_ptr->upper_floor_id) {
 158                         sx = x;
 159                         sy = y;
 160                     }
 161                 }
 162             } else if (floor_mode & CFM_DOWN) {
 163                 if (f_ptr->flags.has_all_of({ FloorFeatureType::MORE, FloorFeatureType::STAIRS }) && f_ptr->flags.has_not(FloorFeatureType::SPECIAL)) {
 164                     ok = true;
 165                     if (g_ptr->special && g_ptr->special == sf_ptr->lower_floor_id) {
 166                         sx = x;
 167                         sy = y;
 168                     }
 169                 }
 170             } else {
 171                 if (f_ptr->flags.has(FloorFeatureType::BLDG)) {
 172                     ok = true;
 173                 }
 174             }
 175
 176             if (ok && (num < 20)) {
 177                 x_table[num] = x;
 178                 y_table[num] = y;
 179                 num++;
 180             }
 181         }
 182     }
 183
 184     if (sx) {
 185         player_ptr->y = sy;
 186         player_ptr->x = sx;
 187         return;
 188     }
 189
 190     if (num == 0) {
 191         prepare_change_floor_mode(player_ptr, CFM_RAND_PLACE | CFM_NO_RETURN);
 192         if (!feat_uses_special(floor_ptr->grid_array[player_ptr->y][player_ptr->x].feat))
 193             floor_ptr->grid_array[player_ptr->y][player_ptr->x].special = 0;
 194
 195         return;
 196     }
 197
 198     int i = randint0(num);
 199     player_ptr->y = y_table[i];
 200     player_ptr->x = x_table[i];
 201 }
 202
 203 /*!
 204  * @brief フロア移動時、プレイヤーの移動先モンスターが既にいた場合ランダムな近隣に移動させる / When a monster is at a place where player will return,
 205  */
 206 static void get_out_monster(PlayerType *player_ptr)
 207 {
 208     int tries = 0;
 209     POSITION dis = 1;
 210     POSITION oy = player_ptr->y;
 211     POSITION ox = player_ptr->x;
 212     auto *floor_ptr = player_ptr->current_floor_ptr;
 213     MONSTER_IDX m_idx = floor_ptr->grid_array[oy][ox].m_idx;
 214     if (m_idx == 0)
 215         return;
 216
 217     while (true) {
 218         monster_type *m_ptr;
 219         POSITION ny = rand_spread(oy, dis);
 220         POSITION nx = rand_spread(ox, dis);
 221         tries++;
 222         if (tries > 10000)
 223             return;
 224
 225         if (tries > 20 * dis * dis)
 226             dis++;
 227
 228         if (!in_bounds(floor_ptr, ny, nx) || !is_cave_empty_bold(player_ptr, ny, nx) || floor_ptr->grid_array[ny][nx].is_rune_protection() || floor_ptr->grid_array[ny][nx].is_rune_explosion() || pattern_tile(floor_ptr, ny, nx))
 229             continue;
 230
 231         m_ptr = &floor_ptr->m_list[m_idx];
 232         floor_ptr->grid_array[oy][ox].m_idx = 0;
 233         floor_ptr->grid_array[ny][nx].m_idx = m_idx;
 234         m_ptr->fy = ny;
 235         m_ptr->fx = nx;
 236         return;
 237     }
 238 }
 239
 240 /*!
 241  * @brief クエスト・フロア内のモンスター・インベントリ情報を保存する
 242  * @param player_ptr プレイヤーへの参照ポインタ
 243  */
 244 static void preserve_info(PlayerType *player_ptr)
 245 {
 246     MONRACE_IDX quest_r_idx = 0;
 247     for (DUNGEON_IDX i = 0; i < max_q_idx; i++) {
 248         if ((quest[i].status == QuestStatusType::TAKEN) && ((quest[i].type == QuestKindType::KILL_LEVEL) || (quest[i].type == QuestKindType::RANDOM)) && (quest[i].level == player_ptr->current_floor_ptr->dun_level) && (player_ptr->dungeon_idx == quest[i].dungeon) && !(quest[i].flags & QUEST_FLAG_PRESET)) {
 249             quest_r_idx = quest[i].r_idx;
 250         }
 251     }
 252
 253     for (DUNGEON_IDX i = 1; i < player_ptr->current_floor_ptr->m_max; i++) {
 254         monster_race *r_ptr;
 255         monster_type *m_ptr = &player_ptr->current_floor_ptr->m_list[i];
 256         if (!monster_is_valid(m_ptr) || (quest_r_idx != m_ptr->r_idx))
 257             continue;
 258
 259         r_ptr = real_r_ptr(m_ptr);
 260         if ((r_ptr->flags1 & RF1_UNIQUE) || (r_ptr->flags7 & RF7_NAZGUL))
 261             continue;
 262
 263         delete_monster_idx(player_ptr, i);
 264     }
 265
 266     for (DUNGEON_IDX i = 0; i < INVEN_PACK; i++) {
 267         ObjectType *o_ptr = &player_ptr->inventory_list[i];
 268         if (!o_ptr->is_valid())
 269             continue;
 270
 271         if (o_ptr->is_fixed_artifact())
 272             a_info[o_ptr->name1].floor_id = 0;
 273     }
 274 }
 275
 276 static void set_grid_by_leaving_floor(PlayerType *player_ptr, grid_type **g_ptr)
 277 {
 278     if ((player_ptr->change_floor_mode & CFM_SAVE_FLOORS) == 0)
 279         return;
 280
 281     *g_ptr = &player_ptr->current_floor_ptr->grid_array[player_ptr->y][player_ptr->x];
 282     feature_type *f_ptr = &f_info[(*g_ptr)->feat];
 283     if ((*g_ptr)->special && f_ptr->flags.has_not(FloorFeatureType::SPECIAL) && get_sf_ptr((*g_ptr)->special))
 284         new_floor_id = (*g_ptr)->special;
 285
 286     if (f_ptr->flags.has_all_of({ FloorFeatureType::STAIRS, FloorFeatureType::SHAFT }))
 287         prepare_change_floor_mode(player_ptr, CFM_SHAFT);
 288 }
 289
 290 static void jump_floors(PlayerType *player_ptr)
 291 {
 292     if (none_bits(player_ptr->change_floor_mode, CFM_DOWN | CFM_UP)) {
 293         return;
 294     }
 295
 296     auto move_num = 0;
 297     if (any_bits(player_ptr->change_floor_mode, CFM_DOWN)) {
 298         move_num = 1;
 299     } else if (any_bits(player_ptr->change_floor_mode, CFM_UP)) {
 300         move_num = -1;
 301     }
 302
 303     if (any_bits(player_ptr->change_floor_mode, CFM_SHAFT)) {
 304         move_num *= 2;
 305     }
 306
 307     if (any_bits(player_ptr->change_floor_mode, CFM_DOWN)) {
 308         if (!is_in_dungeon(player_ptr)) {
 309             move_num = d_info[player_ptr->dungeon_idx].mindepth;
 310         }
 311     } else if (any_bits(player_ptr->change_floor_mode, CFM_UP)) {
 312         if (player_ptr->current_floor_ptr->dun_level + move_num < d_info[player_ptr->dungeon_idx].mindepth) {
 313             move_num = -player_ptr->current_floor_ptr->dun_level;
 314         }
 315     }
 316
 317     player_ptr->current_floor_ptr->dun_level += move_num;
 318 }
 319
 320 static void exit_to_wilderness(PlayerType *player_ptr)
 321 {
 322     if (is_in_dungeon(player_ptr) || (player_ptr->dungeon_idx == 0))
 323         return;
 324
 325     player_ptr->leaving_dungeon = true;
 326     if (!vanilla_town && !lite_town) {
 327         player_ptr->wilderness_y = d_info[player_ptr->dungeon_idx].dy;
 328         player_ptr->wilderness_x = d_info[player_ptr->dungeon_idx].dx;
 329     }
 330
 331     player_ptr->recall_dungeon = player_ptr->dungeon_idx;
 332     player_ptr->word_recall = 0;
 333     player_ptr->dungeon_idx = 0;
 334     player_ptr->change_floor_mode &= ~CFM_SAVE_FLOORS; // TODO
 335 }
 336
 337 static void kill_saved_floors(PlayerType *player_ptr, saved_floor_type *sf_ptr)
 338 {
 339     if (!(player_ptr->change_floor_mode & CFM_SAVE_FLOORS)) {
 340         for (DUNGEON_IDX i = 0; i < MAX_SAVED_FLOORS; i++)
 341             kill_saved_floor(player_ptr, &saved_floors[i]);
 342
 343         latest_visit_mark = 1;
 344         return;
 345     }
 346     if (player_ptr->change_floor_mode & CFM_NO_RETURN)
 347         kill_saved_floor(player_ptr, sf_ptr);
 348 }
 349
 350 static void refresh_new_floor_id(PlayerType *player_ptr, grid_type *g_ptr)
 351 {
 352     if (new_floor_id != 0)
 353         return;
 354
 355     new_floor_id = get_new_floor_id(player_ptr);
 356     if ((g_ptr != nullptr) && !feat_uses_special(g_ptr->feat))
 357         g_ptr->special = new_floor_id;
 358 }
 359
 360 static void update_upper_lower_or_floor_id(PlayerType *player_ptr, saved_floor_type *sf_ptr)
 361 {
 362     if ((player_ptr->change_floor_mode & CFM_RAND_CONNECT) == 0)
 363         return;
 364
 365     if (player_ptr->change_floor_mode & CFM_UP)
 366         sf_ptr->upper_floor_id = new_floor_id;
 367     else if (player_ptr->change_floor_mode & CFM_DOWN)
 368         sf_ptr->lower_floor_id = new_floor_id;
 369 }
 370
 371 static void exe_leave_floor(PlayerType *player_ptr, saved_floor_type *sf_ptr)
 372 {
 373     grid_type *g_ptr = nullptr;
 374     set_grid_by_leaving_floor(player_ptr, &g_ptr);
 375     jump_floors(player_ptr);
 376     exit_to_wilderness(player_ptr);
 377     kill_saved_floors(player_ptr, sf_ptr);
 378     if (player_ptr->floor_id == 0)
 379         return;
 380
 381     refresh_new_floor_id(player_ptr, g_ptr);
 382     update_upper_lower_or_floor_id(player_ptr, sf_ptr);
 383     if (((player_ptr->change_floor_mode & CFM_SAVE_FLOORS) == 0) || ((player_ptr->change_floor_mode & CFM_NO_RETURN) != 0))
 384         return;
 385
 386     get_out_monster(player_ptr);
 387     sf_ptr->last_visit = w_ptr->game_turn;
 388     forget_lite(player_ptr->current_floor_ptr);
 389     forget_view(player_ptr->current_floor_ptr);
 390     clear_mon_lite(player_ptr->current_floor_ptr);
 391     if (save_floor(player_ptr, sf_ptr, 0))
 392         return;
 393
 394     prepare_change_floor_mode(player_ptr, CFM_NO_RETURN);
 395     kill_saved_floor(player_ptr, get_sf_ptr(player_ptr->floor_id));
 396 }
 397
 398 /*!
 399  * @brief 現在のフロアを離れるに伴って行なわれる保存処理
 400  * / Maintain quest monsters, mark next floor_id at stairs, save current floor, and prepare to enter next floor.
 401  * @param player_ptr プレイヤーへの参照ポインタ
 402  */
 403 void leave_floor(PlayerType *player_ptr)
 404 {
 405     preserve_pet(player_ptr);
 406     remove_all_mirrors(player_ptr, false);
 407     set_superstealth(player_ptr, false);
 408
 409     new_floor_id = 0;
 410
 411     preserve_info(player_ptr);
 412     saved_floor_type *sf_ptr = get_sf_ptr(player_ptr->floor_id);
 413     if (player_ptr->change_floor_mode & CFM_RAND_CONNECT)
 414         locate_connected_stairs(player_ptr, player_ptr->current_floor_ptr, sf_ptr, player_ptr->change_floor_mode);
 415
 416     exe_leave_floor(player_ptr, sf_ptr);
 417 }
 418
 419 /*!
 420  * @brief 任意のダンジョン及び階層に飛ぶ
 421  * Go to any level
 422  */
 423 void jump_floor(PlayerType *player_ptr, DUNGEON_IDX dun_idx, DEPTH depth)
 424 {
 425     player_ptr->dungeon_idx = dun_idx;
 426     player_ptr->current_floor_ptr->dun_level = depth;
 427     prepare_change_floor_mode(player_ptr, CFM_RAND_PLACE);
 428     if (!is_in_dungeon(player_ptr))
 429         player_ptr->dungeon_idx = 0;
 430
 431     player_ptr->current_floor_ptr->inside_arena = false;
 432     player_ptr->wild_mode = false;
 433     leave_quest_check(player_ptr);
 434     if (record_stair)
 435         exe_write_diary(player_ptr, DIARY_WIZ_TELE, 0, nullptr);
 436
 437     player_ptr->current_floor_ptr->quest_number = QuestId::NONE;
 438     PlayerEnergy(player_ptr).reset_player_turn();
 439     player_ptr->energy_need = 0;
 440     prepare_change_floor_mode(player_ptr, CFM_FIRST_FLOOR);
 441     player_ptr->leaving = true;
 442 }