src/floor/wild.c

   1 /*!
   2  * @file wild.c
   3  * @brief 荒野マップの生成とルール管理 / Wilderness generation
   4  * @date 2014/02/13
   5  * @author
   6  * Copyright (c) 1989 James E. Wilson, Robert A. Koeneke\n
   7  * This software may be copied and distributed for educational, research, and\n
   8  * not for profit purposes provided that this copyright and statement are\n
   9  * included in all such copies.\n
  10  * 2013 Deskull rearranged comment for Doxygen.
  11  */
  12
  13 #include "floor/wild.h"
  14 #include "core/asking-player.h"
  15 #include "dungeon/dungeon.h"
  16 #include "dungeon/quest.h"
  17 #include "floor/floor-town.h"
  18 #include "game-option/birth-options.h"
  19 #include "game-option/map-screen-options.h"
  20 #include "grid/feature.h"
  21 #include "grid/grid.h"
  22 #include "info-reader/fixed-map-parser.h"
  23 #include "info-reader/parse-error-types.h"
  24 #include "io/files-util.h"
  25 #include "io/tokenizer.h"
  26 #include "main/init.h"
  27 #include "monster-floor/monster-generator.h"
  28 #include "monster-floor/monster-remover.h"
  29 #include "monster-floor/monster-summon.h"
  30 #include "monster-floor/place-monster-types.h"
  31 #include "monster/monster-info.h"
  32 #include "monster/monster-status.h"
  33 #include "monster/monster-util.h"
  34 #include "player/player-effects.h"
  35 #include "player/player-status.h"
  36 #include "realm/realm-names-table.h"
  37 #include "spell-realm/spells-hex.h"
  38 #include "system/system-variables.h"
  39 #include "util/bit-flags-calculator.h"
  40 #include "view/display-main-window.h"
  41 #include "view/display-messages.h"
  42 #include "world/world.h"
  43
  44 #define MAX_FEAT_IN_TERRAIN 18
  45
  46  /*
  47   * Wilderness
  48   */
  49 wilderness_type **wilderness;
  50
  51 bool generate_encounter;
  52
  53 /*!
  54  * @brief 地形生成確率を決める要素100の配列を確率テーブルから作成する
  55  * @param feat_type 非一様確率を再現するための要素数100の配列
  56  * @param prob 元の確率テーブル
  57  * @return なし
  58  */
  59 static void set_floor_and_wall_aux(s16b feat_type[100], feat_prob prob[DUNGEON_FEAT_PROB_NUM])
  60 {
  61         int lim[DUNGEON_FEAT_PROB_NUM], cur = 0, i;
  62
  63         lim[0] = prob[0].percent;
  64         for (i = 1; i < DUNGEON_FEAT_PROB_NUM; i++) lim[i] = lim[i - 1] + prob[i].percent;
  65         if (lim[DUNGEON_FEAT_PROB_NUM - 1] < 100) lim[DUNGEON_FEAT_PROB_NUM - 1] = 100;
  66
  67         for (i = 0; i < 100; i++)
  68         {
  69                 while (i == lim[cur]) cur++;
  70                 feat_type[i] = prob[cur].feat;
  71         }
  72 }
  73
  74
  75 /*!
  76  * @brief ダンジョンの地形を指定確率に応じて各マスへランダムに敷き詰める
  77  * / Fill the arrays of floors and walls in the good proportions
  78  * @param type ダンジョンID
  79  * @return なし
  80  */
  81 void set_floor_and_wall(DUNGEON_IDX type)
  82 {
  83         DUNGEON_IDX cur_type = 255;
  84         dungeon_type *d_ptr;
  85
  86         /* Already filled */
  87         if (cur_type == type) return;
  88
  89         cur_type = type;
  90         d_ptr = &d_info[type];
  91
  92         set_floor_and_wall_aux(feat_ground_type, d_ptr->floor);
  93         set_floor_and_wall_aux(feat_wall_type, d_ptr->fill);
  94
  95         feat_wall_outer = d_ptr->outer_wall;
  96         feat_wall_inner = d_ptr->inner_wall;
  97         feat_wall_solid = d_ptr->outer_wall;
  98 }
  99
 100
 101 /*!
 102  * @brief プラズマフラクタル的地形生成の再帰中間処理
 103  * / Helper for plasma generation.
 104  * @param x1 左上端の深み
 105  * @param x2 右上端の深み
 106  * @param x3 左下端の深み
 107  * @param x4 右下端の深み
 108  * @param xmid 中央座標X
 109  * @param ymid 中央座標Y
 110  * @param rough ランダム幅
 111  * @param depth_max 深みの最大値
 112  * @return なし
 113  */
 114 static void perturb_point_mid(floor_type *floor_ptr, FEAT_IDX x1, FEAT_IDX x2, FEAT_IDX x3, FEAT_IDX x4, POSITION xmid, POSITION ymid, FEAT_IDX rough, FEAT_IDX depth_max)
 115 {
 116         /*
 117          * Average the four corners & perturb it a bit.
 118          * tmp is a random int +/- rough
 119          */
 120         FEAT_IDX tmp2 = rough*2 + 1;
 121         FEAT_IDX tmp = randint1(tmp2) - (rough + 1);
 122
 123         FEAT_IDX avg = ((x1 + x2 + x3 + x4) / 4) + tmp;
 124
 125         /* Division always rounds down, so we round up again */
 126         if (((x1 + x2 + x3 + x4) % 4) > 1)
 127                 avg++;
 128
 129         /* Normalize */
 130         if (avg < 0) avg = 0;
 131         if (avg > depth_max) avg = depth_max;
 132
 133         /* Set the new value. */
 134         floor_ptr->grid_array[ymid][xmid].feat = (FEAT_IDX)avg;
 135 }
 136
 137
 138 /*!
 139  * @brief プラズマフラクタル的地形生成の再帰末端処理
 140  * / Helper for plasma generation.
 141  * @param x1 中間末端部1の重み
 142  * @param x2 中間末端部2の重み
 143  * @param x3 中間末端部3の重み
 144  * @param xmid 最終末端部座標X
 145  * @param ymid 最終末端部座標Y
 146  * @param rough ランダム幅
 147  * @param depth_max 深みの最大値
 148  * @return なし
 149  */
 150 static void perturb_point_end(floor_type *floor_ptr, FEAT_IDX x1, FEAT_IDX x2, FEAT_IDX x3, POSITION xmid, POSITION ymid, FEAT_IDX rough, FEAT_IDX depth_max)
 151 {
 152         /*
 153          * Average the three corners & perturb it a bit.
 154          * tmp is a random int +/- rough
 155          */
 156         FEAT_IDX tmp2 = rough * 2 + 1;
 157         FEAT_IDX tmp = randint0(tmp2) - rough;
 158
 159         FEAT_IDX avg = ((x1 + x2 + x3) / 3) + tmp;
 160
 161         /* Division always rounds down, so we round up again */
 162         if ((x1 + x2 + x3) % 3) avg++;
 163
 164         /* Normalize */
 165         if (avg < 0) avg = 0;
 166         if (avg > depth_max) avg = depth_max;
 167
 168         /* Set the new value. */
 169         floor_ptr->grid_array[ymid][xmid].feat = (FEAT_IDX)avg;
 170 }
 171
 172
 173 /*!
 174  * @brief プラズマフラクタル的地形生成の開始処理
 175  * / Helper for plasma generation.
 176  * @param x1 処理範囲の左上X座標
 177  * @param y1 処理範囲の左上Y座標
 178  * @param x2 処理範囲の右下X座標
 179  * @param y2 処理範囲の右下Y座標
 180  * @param depth_max 深みの最大値
 181  * @param rough ランダム幅
 182  * @return なし
 183  * @details
 184  * <pre>
 185  * A generic function to generate the plasma fractal.
 186  * Note that it uses ``cave_feat'' as temporary storage.
 187  * The values in ``cave_feat'' after this function
 188  * are NOT actual features; They are raw heights which
 189  * need to be converted to features.
 190  * </pre>
 191  */
 192 static void plasma_recursive(floor_type *floor_ptr, POSITION x1, POSITION y1, POSITION x2, POSITION y2, FEAT_IDX depth_max, FEAT_IDX rough)
 193 {
 194         /* Find middle */
 195         POSITION xmid = (x2 - x1) / 2 + x1;
 196         POSITION ymid = (y2 - y1) / 2 + y1;
 197
 198         /* Are we done? */
 199         if (x1 + 1 == x2) return;
 200
 201         perturb_point_mid(floor_ptr, floor_ptr->grid_array[y1][x1].feat, floor_ptr->grid_array[y2][x1].feat, floor_ptr->grid_array[y1][x2].feat,
 202                 floor_ptr->grid_array[y2][x2].feat, xmid, ymid, rough, depth_max);
 203
 204         perturb_point_end(floor_ptr, floor_ptr->grid_array[y1][x1].feat, floor_ptr->grid_array[y1][x2].feat, floor_ptr->grid_array[ymid][xmid].feat,
 205                 xmid, y1, rough, depth_max);
 206
 207         perturb_point_end(floor_ptr, floor_ptr->grid_array[y1][x2].feat, floor_ptr->grid_array[y2][x2].feat, floor_ptr->grid_array[ymid][xmid].feat,
 208                 x2, ymid, rough, depth_max);
 209
 210         perturb_point_end(floor_ptr, floor_ptr->grid_array[y2][x2].feat, floor_ptr->grid_array[y2][x1].feat, floor_ptr->grid_array[ymid][xmid].feat,
 211                 xmid, y2, rough, depth_max);
 212
 213         perturb_point_end(floor_ptr, floor_ptr->grid_array[y2][x1].feat, floor_ptr->grid_array[y1][x1].feat, floor_ptr->grid_array[ymid][xmid].feat,
 214                 x1, ymid, rough, depth_max);
 215
 216
 217         /* Recurse the four quadrants */
 218         plasma_recursive(floor_ptr, x1, y1, xmid, ymid, depth_max, rough);
 219         plasma_recursive(floor_ptr, xmid, y1, x2, ymid, depth_max, rough);
 220         plasma_recursive(floor_ptr, x1, ymid, xmid, y2, depth_max, rough);
 221         plasma_recursive(floor_ptr, xmid, ymid, x2, y2, depth_max, rough);
 222 }
 223
 224
 225 /*
 226  * The default table in terrain level generation.
 227  */
 228 static s16b terrain_table[MAX_WILDERNESS][MAX_FEAT_IN_TERRAIN];
 229
 230 /*!
 231  * @brief 荒野フロア生成のサブルーチン
 232  * @param terrain 荒野地形ID
 233  * @param seed 乱数の固定シード
 234  * @param border 未使用
 235  * @param corner 広域マップの角部分としての生成ならばTRUE
 236  * @return なし
 237  */
 238 static void generate_wilderness_area(floor_type *floor_ptr, int terrain, u32b seed, bool corner)
 239 {
 240         /* The outer wall is easy */
 241         if (terrain == TERRAIN_EDGE)
 242         {
 243                 /* Create level background */
 244                 for (POSITION y1 = 0; y1 < MAX_HGT; y1++)
 245                 {
 246                         for (POSITION x1 = 0; x1 < MAX_WID; x1++)
 247                         {
 248                                 floor_ptr->grid_array[y1][x1].feat = feat_permanent;
 249                         }
 250                 }
 251
 252                 return;
 253         }
 254
 255         /* Hack -- Backup the RNG state */
 256         u32b state_backup[4];
 257         Rand_state_backup(state_backup);
 258
 259         /* Hack -- Induce consistant flavors */
 260         Rand_state_set(seed);
 261
 262         int table_size = sizeof(terrain_table[0]) / sizeof(s16b);
 263         if (!corner)
 264         {
 265                 /* Create level background */
 266                 for (POSITION y1 = 0; y1 < MAX_HGT; y1++)
 267                 {
 268                         for (POSITION x1 = 0; x1 < MAX_WID; x1++)
 269                         {
 270                                 floor_ptr->grid_array[y1][x1].feat = table_size / 2;
 271                         }
 272                 }
 273         }
 274
 275         /*
 276          * Initialize the four corners
 277          * ToDo: calculate the medium height of the adjacent
 278          * terrains for every corner.
 279          */
 280         floor_ptr->grid_array[1][1].feat = (s16b)randint0(table_size);
 281         floor_ptr->grid_array[MAX_HGT-2][1].feat = (s16b)randint0(table_size);
 282         floor_ptr->grid_array[1][MAX_WID-2].feat = (s16b)randint0(table_size);
 283         floor_ptr->grid_array[MAX_HGT-2][MAX_WID-2].feat = (s16b)randint0(table_size);
 284
 285         /* Hack -- only four corners */
 286         if (corner)
 287         {
 288                 floor_ptr->grid_array[1][1].feat = terrain_table[terrain][floor_ptr->grid_array[1][1].feat];
 289                 floor_ptr->grid_array[MAX_HGT - 2][1].feat = terrain_table[terrain][floor_ptr->grid_array[MAX_HGT - 2][1].feat];
 290                 floor_ptr->grid_array[1][MAX_WID - 2].feat = terrain_table[terrain][floor_ptr->grid_array[1][MAX_WID - 2].feat];
 291                 floor_ptr->grid_array[MAX_HGT - 2][MAX_WID - 2].feat = terrain_table[terrain][floor_ptr->grid_array[MAX_HGT - 2][MAX_WID - 2].feat];
 292                 Rand_state_restore(state_backup);
 293                 return;
 294         }
 295
 296         /* Hack -- preserve four corners */
 297         s16b north_west = floor_ptr->grid_array[1][1].feat;
 298         s16b south_west = floor_ptr->grid_array[MAX_HGT - 2][1].feat;
 299         s16b north_east = floor_ptr->grid_array[1][MAX_WID - 2].feat;
 300         s16b south_east = floor_ptr->grid_array[MAX_HGT - 2][MAX_WID - 2].feat;
 301
 302         /* x1, y1, x2, y2, num_depths, roughness */
 303         FEAT_IDX roughness = 1; /* The roughness of the level. */
 304         plasma_recursive(floor_ptr, 1, 1, MAX_WID - 2, MAX_HGT - 2, table_size - 1, roughness);
 305
 306         /* Hack -- copyback four corners */
 307         floor_ptr->grid_array[1][1].feat = north_west;
 308         floor_ptr->grid_array[MAX_HGT - 2][1].feat = south_west;
 309         floor_ptr->grid_array[1][MAX_WID - 2].feat = north_east;
 310         floor_ptr->grid_array[MAX_HGT - 2][MAX_WID - 2].feat = south_east;
 311
 312         for (POSITION y1 = 1; y1 < MAX_HGT - 1; y1++)
 313         {
 314                 for (POSITION x1 = 1; x1 < MAX_WID - 1; x1++)
 315                 {
 316                         floor_ptr->grid_array[y1][x1].feat = terrain_table[terrain][floor_ptr->grid_array[y1][x1].feat];
 317                 }
 318         }
 319
 320         Rand_state_restore(state_backup);
 321 }
 322
 323
 324 /*!
 325  * @brief 荒野フロア生成のメインルーチン /
 326  * Load a town or generate a terrain level using "plasma" fractals.
 327  * @param player_ptr プレーヤーへの参照ポインタ
 328  * @param y 広域Y座標
 329  * @param x 広域X座標
 330  * @param border 広域マップの辺部分としての生成ならばTRUE
 331  * @param corner 広域マップの角部分としての生成ならばTRUE
 332  * @return なし
 333  * @details
 334  * <pre>
 335  * x and y are the coordinates of the area in the wilderness.
 336  * Border and corner are optimization flags to speed up the
 337  * generation of the fractal terrain.
 338  * If border is set then only the border of the terrain should
 339  * be generated (for initializing the border structure).
 340  * If corner is set then only the corners of the area are needed.
 341  * </pre>
 342  */
 343 static void generate_area(player_type *player_ptr, POSITION y, POSITION x, bool border, bool corner)
 344 {
 345         /* Number of the town (if any) */
 346         player_ptr->town_num = wilderness[y][x].town;
 347
 348         /* Set the base level */
 349         floor_type *floor_ptr = player_ptr->current_floor_ptr;
 350         floor_ptr->base_level = wilderness[y][x].level;
 351
 352         /* Set the dungeon level */
 353         floor_ptr->dun_level = 0;
 354
 355         /* Set the monster generation level */
 356         floor_ptr->monster_level = floor_ptr->base_level;
 357
 358         /* Set the object generation level */
 359         floor_ptr->object_level = floor_ptr->base_level;
 360
 361
 362         /* Create the town */
 363         if (player_ptr->town_num)
 364         {
 365                 /* Reset the buildings */
 366                 init_buildings();
 367
 368                 /* Initialize the town */
 369                 if (border | corner)
 370                         init_flags = INIT_CREATE_DUNGEON | INIT_ONLY_FEATURES;
 371                 else
 372                         init_flags = INIT_CREATE_DUNGEON;
 373
 374                 parse_fixed_map(player_ptr, "t_info.txt", 0, 0, MAX_HGT, MAX_WID);
 375
 376                 if (!corner && !border) player_ptr->visit |= (1L << (player_ptr->town_num - 1));
 377         }
 378         else
 379         {
 380                 int terrain = wilderness[y][x].terrain;
 381                 u32b seed = wilderness[y][x].seed;
 382
 383                 generate_wilderness_area(floor_ptr, terrain, seed, corner);
 384         }
 385
 386         if (!corner && !wilderness[y][x].town)
 387         {
 388                 /*
 389                  * Place roads in the wilderness
 390                  * ToDo: make the road a bit more interresting
 391                  */
 392                 if (wilderness[y][x].road)
 393                 {
 394                         floor_ptr->grid_array[MAX_HGT/2][MAX_WID/2].feat = feat_floor;
 395
 396                         POSITION x1, y1;
 397                         if (wilderness[y-1][x].road)
 398                         {
 399                                 /* North road */
 400                                 for (y1 = 1; y1 < MAX_HGT/2; y1++)
 401                                 {
 402                                         x1 = MAX_WID/2;
 403                                         floor_ptr->grid_array[y1][x1].feat = feat_floor;
 404                                 }
 405                         }
 406
 407                         if (wilderness[y+1][x].road)
 408                         {
 409                                 /* North road */
 410                                 for (y1 = MAX_HGT/2; y1 < MAX_HGT - 1; y1++)
 411                                 {
 412                                         x1 = MAX_WID/2;
 413                                         floor_ptr->grid_array[y1][x1].feat = feat_floor;
 414                                 }
 415                         }
 416
 417                         if (wilderness[y][x+1].road)
 418                         {
 419                                 /* East road */
 420                                 for (x1 = MAX_WID/2; x1 < MAX_WID - 1; x1++)
 421                                 {
 422                                         y1 = MAX_HGT/2;
 423                                         floor_ptr->grid_array[y1][x1].feat = feat_floor;
 424                                 }
 425                         }
 426
 427                         if (wilderness[y][x-1].road)
 428                         {
 429                                 /* West road */
 430                                 for (x1 = 1; x1 < MAX_WID/2; x1++)
 431                                 {
 432                                         y1 = MAX_HGT/2;
 433                                         floor_ptr->grid_array[y1][x1].feat = feat_floor;
 434                                 }
 435                         }
 436                 }
 437         }
 438
 439         /*
 440          * 本来は '> 0'で良いと思われるがエンバグするのも怖いので'!= 0'と記載する
 441          * 問題なければ'> 0'へ置き換えること
 442          */
 443         bool is_winner = wilderness[y][x].entrance != 0;
 444         is_winner &= !wilderness[y][x].town != 0;
 445         bool is_wild_winner = (d_info[wilderness[y][x].entrance].flags1 & DF1_WINNER) == 0;
 446         is_winner &= ((current_world_ptr->total_winner != 0) || is_wild_winner);
 447         if (!is_winner) return;
 448
 449         /* Hack -- Backup the RNG state */
 450         u32b state_backup[4];
 451         Rand_state_backup(state_backup);
 452
 453         /* Hack -- Induce consistant flavors */
 454         Rand_state_set(wilderness[y][x].seed);
 455
 456         int dy = rand_range(6, floor_ptr->height - 6);
 457         int dx = rand_range(6, floor_ptr->width - 6);
 458
 459         floor_ptr->grid_array[dy][dx].feat = feat_entrance;
 460         floor_ptr->grid_array[dy][dx].special = wilderness[y][x].entrance;
 461
 462         /* Hack -- Restore the RNG state */
 463         Rand_state_restore(state_backup);
 464 }
 465
 466
 467 /*
 468  * Border of the wilderness area
 469  */
 470 static border_type border;
 471
 472 /*!
 473  * @brief 広域マップの生成 /
 474  * Build the wilderness area outside of the town.
 475  * @todo 広域マップは恒常生成にする予定、player_typeによる処理分岐は最終的に排除する。
 476  * @param creature_ptr プレーヤーへの参照ポインタ
 477  * @return なし
 478  */
 479 void wilderness_gen(player_type *creature_ptr)
 480 {
 481         /* Big town */
 482         floor_type *floor_ptr = creature_ptr->current_floor_ptr;
 483         floor_ptr->height = MAX_HGT;
 484         floor_ptr->width = MAX_WID;
 485
 486         /* Assume illegal panel */
 487         panel_row_min = floor_ptr->height;
 488         panel_col_min = floor_ptr->width;
 489
 490         parse_fixed_map(creature_ptr, "w_info.txt", 0, 0, current_world_ptr->max_wild_y, current_world_ptr->max_wild_x);
 491         POSITION x = creature_ptr->wilderness_x;
 492         POSITION y = creature_ptr->wilderness_y;
 493         get_mon_num_prep(creature_ptr, get_monster_hook(creature_ptr), NULL);
 494
 495         /* North border */
 496         generate_area(creature_ptr, y - 1, x, TRUE, FALSE);
 497
 498         for (int i = 1; i < MAX_WID - 1; i++)
 499         {
 500                 border.north[i] = floor_ptr->grid_array[MAX_HGT - 2][i].feat;
 501         }
 502
 503         /* South border */
 504         generate_area(creature_ptr, y + 1, x, TRUE, FALSE);
 505
 506         for (int i = 1; i < MAX_WID - 1; i++)
 507         {
 508                 border.south[i] = floor_ptr->grid_array[1][i].feat;
 509         }
 510
 511         /* West border */
 512         generate_area(creature_ptr, y, x - 1, TRUE, FALSE);
 513
 514         for (int i = 1; i < MAX_HGT - 1; i++)
 515         {
 516                 border.west[i] = floor_ptr->grid_array[i][MAX_WID - 2].feat;
 517         }
 518
 519         /* East border */
 520         generate_area(creature_ptr, y, x + 1, TRUE, FALSE);
 521
 522         for (int i = 1; i < MAX_HGT - 1; i++)
 523         {
 524                 border.east[i] = floor_ptr->grid_array[i][1].feat;
 525         }
 526
 527         /* North west corner */
 528         generate_area(creature_ptr, y - 1, x - 1, FALSE, TRUE);
 529         border.north_west = floor_ptr->grid_array[MAX_HGT - 2][MAX_WID - 2].feat;
 530
 531         /* North east corner */
 532         generate_area(creature_ptr, y - 1, x + 1, FALSE, TRUE);
 533         border.north_east = floor_ptr->grid_array[MAX_HGT - 2][1].feat;
 534
 535         /* South west corner */
 536         generate_area(creature_ptr, y + 1, x - 1, FALSE, TRUE);
 537         border.south_west = floor_ptr->grid_array[1][MAX_WID - 2].feat;
 538
 539         /* South east corner */
 540         generate_area(creature_ptr, y + 1, x + 1, FALSE, TRUE);
 541         border.south_east = floor_ptr->grid_array[1][1].feat;
 542
 543         /* Create terrain of the current area */
 544         generate_area(creature_ptr, y, x, FALSE, FALSE);
 545
 546         /* Special boundary walls -- North */
 547         for (int i = 0; i < MAX_WID; i++)
 548         {
 549                 floor_ptr->grid_array[0][i].feat = feat_permanent;
 550                 floor_ptr->grid_array[0][i].mimic = border.north[i];
 551         }
 552
 553         /* Special boundary walls -- South */
 554         for (int i = 0; i < MAX_WID; i++)
 555         {
 556                 floor_ptr->grid_array[MAX_HGT - 1][i].feat = feat_permanent;
 557                 floor_ptr->grid_array[MAX_HGT - 1][i].mimic = border.south[i];
 558         }
 559
 560         /* Special boundary walls -- West */
 561         for (int i = 0; i < MAX_HGT; i++)
 562         {
 563                 floor_ptr->grid_array[i][0].feat = feat_permanent;
 564                 floor_ptr->grid_array[i][0].mimic = border.west[i];
 565         }
 566
 567         /* Special boundary walls -- East */
 568         for (int i = 0; i < MAX_HGT; i++)
 569         {
 570                 floor_ptr->grid_array[i][MAX_WID - 1].feat = feat_permanent;
 571                 floor_ptr->grid_array[i][MAX_WID - 1].mimic = border.east[i];
 572         }
 573
 574         floor_ptr->grid_array[0][0].mimic = border.north_west;
 575         floor_ptr->grid_array[0][MAX_WID - 1].mimic = border.north_east;
 576         floor_ptr->grid_array[MAX_HGT - 1][0].mimic = border.south_west;
 577         floor_ptr->grid_array[MAX_HGT - 1][MAX_WID - 1].mimic = border.south_east;
 578
 579         /* Light up or darken the area */
 580         for (y = 0; y < floor_ptr->height; y++)
 581         {
 582                 for (x = 0; x < floor_ptr->width; x++)
 583                 {
 584                         grid_type *g_ptr;
 585                         g_ptr = &floor_ptr->grid_array[y][x];
 586
 587                         if (is_daytime())
 588                         {
 589                                 /* Assume lit */
 590                                 g_ptr->info |= CAVE_GLOW;
 591
 592                                 /* Hack -- Memorize lit grids if allowed */
 593                                 if (view_perma_grids) g_ptr->info |= CAVE_MARK;
 594                                 continue;
 595                         }
 596
 597                         /* Feature code (applying "mimic" field) */
 598                         feature_type *f_ptr;
 599                         f_ptr = &f_info[get_feat_mimic(g_ptr)];
 600
 601                         if (!is_mirror_grid(g_ptr) && !have_flag(f_ptr->flags, FF_QUEST_ENTER) &&
 602                                 !have_flag(f_ptr->flags, FF_ENTRANCE))
 603                         {
 604                                 /* Assume dark */
 605                                 g_ptr->info &= ~(CAVE_GLOW);
 606
 607                                 /* Darken "boring" features */
 608                                 if (!have_flag(f_ptr->flags, FF_REMEMBER))
 609                                 {
 610                                         /* Forget the grid */
 611                                         g_ptr->info &= ~(CAVE_MARK);
 612                                 }
 613
 614                                 continue;
 615                         }
 616
 617                         if (!have_flag(f_ptr->flags, FF_ENTRANCE)) continue;
 618
 619                         g_ptr->info |= CAVE_GLOW;
 620
 621                         /* Hack -- Memorize lit grids if allowed */
 622                         if (view_perma_grids) g_ptr->info |= CAVE_MARK;
 623                 }
 624         }
 625
 626         if (creature_ptr->teleport_town)
 627         {
 628                 for (y = 0; y < floor_ptr->height; y++)
 629                 {
 630                         for (x = 0; x < floor_ptr->width; x++)
 631                         {
 632                                 grid_type *g_ptr;
 633                                 g_ptr = &floor_ptr->grid_array[y][x];
 634
 635                                 /* Seeing true feature code (ignore mimic) */
 636                                 feature_type *f_ptr;
 637                                 f_ptr = &f_info[g_ptr->feat];
 638
 639                                 if (!have_flag(f_ptr->flags, FF_BLDG)) continue;
 640
 641                                 if ((f_ptr->subtype != 4) && !((creature_ptr->town_num == 1) && (f_ptr->subtype == 0)))
 642                                         continue;
 643
 644                                 if (g_ptr->m_idx)
 645                                 {
 646                                         delete_monster_idx(creature_ptr, g_ptr->m_idx);
 647                                 }
 648
 649                                 creature_ptr->oldpy = y;
 650                                 creature_ptr->oldpx = x;
 651                         }
 652                 }
 653
 654                 creature_ptr->teleport_town = FALSE;
 655         }
 656         else if (creature_ptr->leaving_dungeon)
 657         {
 658                 for (y = 0; y < floor_ptr->height; y++)
 659                 {
 660                         for (x = 0; x < floor_ptr->width; x++)
 661                         {
 662                                 grid_type *g_ptr;
 663                                 g_ptr = &floor_ptr->grid_array[y][x];
 664
 665                                 if (!cave_have_flag_grid(g_ptr, FF_ENTRANCE)) continue;
 666
 667                                 if (g_ptr->m_idx)
 668                                 {
 669                                         delete_monster_idx(creature_ptr, g_ptr->m_idx);
 670                                 }
 671
 672                                 creature_ptr->oldpy = y;
 673                                 creature_ptr->oldpx = x;
 674                         }
 675                 }
 676
 677                 creature_ptr->teleport_town = FALSE;
 678         }
 679
 680         player_place(creature_ptr, creature_ptr->oldpy, creature_ptr->oldpx);
 681         int lim = (generate_encounter == TRUE) ? 40 : MIN_M_ALLOC_TN;
 682
 683         /* Make some residents */
 684         for (int i = 0; i < lim; i++)
 685         {
 686                 BIT_FLAGS mode = 0;
 687
 688                 if (!(generate_encounter || (one_in_(2) && (!creature_ptr->town_num))))
 689                         mode |= PM_ALLOW_SLEEP;
 690
 691                 /* Make a resident */
 692                 (void)alloc_monster(creature_ptr, generate_encounter ? 0 : 3, mode, summon_specific);
 693         }
 694
 695         if(generate_encounter) creature_ptr->ambush_flag = TRUE;
 696         generate_encounter = FALSE;
 697
 698         /* Fill the arrays of floors and walls in the good proportions */
 699         set_floor_and_wall(0);
 700
 701         /* Set rewarded quests to finished */
 702         for (int i = 0; i < max_q_idx; i++)
 703         {
 704                 if (quest[i].status == QUEST_STATUS_REWARDED)
 705                         quest[i].status = QUEST_STATUS_FINISHED;
 706         }
 707 }
 708
 709 static s16b conv_terrain2feat[MAX_WILDERNESS];
 710
 711 /*!
 712  * @brief 広域マップの生成(簡易処理版) /
 713  * Build the wilderness area. -DG-
 714  * @return なし
 715  */
 716 void wilderness_gen_small(player_type *creature_ptr)
 717 {
 718         /* To prevent stupid things */
 719         floor_type *floor_ptr = creature_ptr->current_floor_ptr;
 720         for (int i = 0; i < MAX_WID; i++)
 721         {
 722                 for (int j = 0; j < MAX_HGT; j++)
 723                 {
 724                         floor_ptr->grid_array[j][i].feat = feat_permanent;
 725                 }
 726         }
 727
 728         parse_fixed_map(creature_ptr, "w_info.txt", 0, 0, current_world_ptr->max_wild_y, current_world_ptr->max_wild_x);
 729
 730         /* Fill the map */
 731         for (int i = 0; i < current_world_ptr->max_wild_x; i++)
 732         {
 733                 for (int j = 0; j < current_world_ptr->max_wild_y; j++)
 734                 {
 735                         if (wilderness[j][i].town && (wilderness[j][i].town != NO_TOWN))
 736                         {
 737                                 floor_ptr->grid_array[j][i].feat = (s16b)feat_town;
 738                                 floor_ptr->grid_array[j][i].special = (s16b)wilderness[j][i].town;
 739                                 floor_ptr->grid_array[j][i].info |= (CAVE_GLOW | CAVE_MARK);
 740                                 continue;
 741                         }
 742
 743                         if (wilderness[j][i].road)
 744                         {
 745                                 floor_ptr->grid_array[j][i].feat = feat_floor;
 746                                 floor_ptr->grid_array[j][i].info |= (CAVE_GLOW | CAVE_MARK);
 747                                 continue;
 748                         }
 749
 750                         if (wilderness[j][i].entrance && (current_world_ptr->total_winner || !(d_info[wilderness[j][i].entrance].flags1 & DF1_WINNER)))
 751                         {
 752                                 floor_ptr->grid_array[j][i].feat = feat_entrance;
 753                                 floor_ptr->grid_array[j][i].special = (byte)wilderness[j][i].entrance;
 754                                 floor_ptr->grid_array[j][i].info |= (CAVE_GLOW | CAVE_MARK);
 755                                 continue;
 756                         }
 757
 758                         floor_ptr->grid_array[j][i].feat = conv_terrain2feat[wilderness[j][i].terrain];
 759                         floor_ptr->grid_array[j][i].info |= (CAVE_GLOW | CAVE_MARK);
 760                 }
 761         }
 762
 763         floor_ptr->height = (s16b) current_world_ptr->max_wild_y;
 764         floor_ptr->width = (s16b) current_world_ptr->max_wild_x;
 765
 766         if (floor_ptr->height > MAX_HGT) floor_ptr->height = MAX_HGT;
 767         if (floor_ptr->width > MAX_WID) floor_ptr->width = MAX_WID;
 768
 769         /* Assume illegal panel */
 770         panel_row_min = floor_ptr->height;
 771         panel_col_min = floor_ptr->width;
 772
 773         creature_ptr->x = creature_ptr->wilderness_x;
 774         creature_ptr->y = creature_ptr->wilderness_y;
 775         creature_ptr->town_num = 0;
 776 }
 777
 778
 779 typedef struct wilderness_grid wilderness_grid;
 780
 781 struct wilderness_grid
 782 {
 783         int             terrain;    /* Terrain type */
 784         TOWN_IDX town;   /* Town number */
 785         DEPTH level;     /* Level of the wilderness */
 786         byte    road;       /* Road */
 787         char    name[32];       /* Name of the town/wilderness */
 788 };
 789
 790
 791 static wilderness_grid w_letter[255];
 792
 793 /*!
 794  * @brief w_info.txtのデータ解析 /
 795  * Parse a sub-file of the "extra info"
 796  * @param buf 読み取ったデータ行のバッファ
 797  * @param ymin 未使用
 798  * @param xmin 広域地形マップを読み込みたいx座標の開始位置
 799  * @param ymax 未使用
 800  * @param xmax 広域地形マップを読み込みたいx座標の終了位置
 801  * @param y 広域マップの高さを返す参照ポインタ
 802  * @param x 広域マップの幅を返す参照ポインタ
 803  * @return なし
 804  */
 805 errr parse_line_wilderness(player_type *creature_ptr, char *buf, int xmin, int xmax, int *y, int *x)
 806 {
 807         if (!(buf[0] == 'W')) return (PARSE_ERROR_GENERIC);
 808
 809         int num;
 810         char *zz[33];
 811         switch (buf[2])
 812         {
 813                 /* Process "W:F:<letter>:<terrain>:<town>:<road>:<name> */
 814 #ifdef JP
 815         case 'E':
 816                 return 0;
 817         case 'F':
 818         case 'J':
 819 #else
 820         case 'J':
 821                 return 0;
 822         case 'F':
 823         case 'E':
 824 #endif
 825         {
 826                 if ((num = tokenize(buf+4, 6, zz, 0)) > 1)
 827                 {
 828                         int index = zz[0][0];
 829
 830                         if (num > 1)
 831                                 w_letter[index].terrain = atoi(zz[1]);
 832                         else
 833                                 w_letter[index].terrain = 0;
 834
 835                         if (num > 2)
 836                                 w_letter[index].level = (s16b)atoi(zz[2]);
 837                         else
 838                                 w_letter[index].level = 0;
 839
 840                         if (num > 3)
 841                                 w_letter[index].town = (TOWN_IDX)atoi(zz[3]);
 842                         else
 843                                 w_letter[index].town = 0;
 844
 845                         if (num > 4)
 846                                 w_letter[index].road = (byte)atoi(zz[4]);
 847                         else
 848                                 w_letter[index].road = 0;
 849
 850                         if (num > 5)
 851                                 strcpy(w_letter[index].name, zz[5]);
 852                         else
 853                                 w_letter[index].name[0] = 0;
 854                 }
 855                 else
 856                 {
 857                                 /* Failure */
 858                         return (PARSE_ERROR_TOO_FEW_ARGUMENTS);
 859                 }
 860
 861                 break;
 862         }
 863
 864         /* Process "W:D:<layout> */
 865         /* Layout of the wilderness */
 866         case 'D':
 867         {
 868                 char *s = buf+4;
 869                 int len = strlen(s);
 870                 int i;
 871                 for (*x = xmin, i = 0; ((*x < xmax) && (i < len)); (*x)++, s++, i++)
 872                 {
 873                         int id = s[0];
 874                         wilderness[*y][*x].terrain = w_letter[id].terrain;
 875                         wilderness[*y][*x].level = w_letter[id].level;
 876                         wilderness[*y][*x].town = w_letter[id].town;
 877                         wilderness[*y][*x].road = w_letter[id].road;
 878                         strcpy(town_info[w_letter[id].town].name, w_letter[id].name);
 879                 }
 880
 881                 (*y)++;
 882                 break;
 883         }
 884
 885         /* Process "W:P:<x>:<y> - starting position in the wilderness */
 886         case 'P':
 887         {
 888                 bool is_corner = creature_ptr->wilderness_x == 0;
 889                 is_corner = creature_ptr->wilderness_y == 0;
 890                 if (!is_corner) break;
 891
 892                 if (tokenize(buf + 4, 2, zz, 0) != 2)
 893                 {
 894                         return PARSE_ERROR_TOO_FEW_ARGUMENTS;
 895                 }
 896
 897                 creature_ptr->wilderness_y = atoi(zz[0]);
 898                 creature_ptr->wilderness_x = atoi(zz[1]);
 899
 900                 if ((creature_ptr->wilderness_x < 1) ||
 901                         (creature_ptr->wilderness_x > current_world_ptr->max_wild_x) ||
 902                         (creature_ptr->wilderness_y < 1) ||
 903                         (creature_ptr->wilderness_y > current_world_ptr->max_wild_y))
 904                 {
 905                         return PARSE_ERROR_OUT_OF_BOUNDS;
 906                 }
 907
 908                 break;
 909         }
 910
 911         default:
 912                 return PARSE_ERROR_UNDEFINED_DIRECTIVE;
 913         }
 914
 915         for (int i = 1; i < current_world_ptr->max_d_idx; i++)
 916         {
 917                 if (!d_info[i].maxdepth) continue;
 918                 wilderness[d_info[i].dy][d_info[i].dx].entrance = (byte)i;
 919                 if (!wilderness[d_info[i].dy][d_info[i].dx].town)
 920                 {
 921                         wilderness[d_info[i].dy][d_info[i].dx].level = d_info[i].mindepth;
 922                 }
 923         }
 924
 925         return 0;
 926 }
 927
 928
 929 /*!
 930  * @brief ゲーム開始時に各荒野フロアの乱数シードを指定する /
 931  * Generate the random seeds for the wilderness
 932  * @return なし
 933  */
 934 void seed_wilderness(void)
 935 {
 936         for (POSITION x = 0; x < current_world_ptr->max_wild_x; x++)
 937         {
 938                 for (POSITION y = 0; y < current_world_ptr->max_wild_y; y++)
 939                 {
 940                         wilderness[y][x].seed = randint0(0x10000000);
 941                         wilderness[y][x].entrance = 0;
 942                 }
 943         }
 944 }
 945
 946
 947 /*
 948  * Pointer to wilderness_type
 949  */
 950 typedef wilderness_type *wilderness_type_ptr;
 951
 952 /*!
 953  * @brief ゲーム開始時の荒野初期化メインルーチン /
 954  * Initialize wilderness array
 955  * @return エラーコード
 956  */
 957 errr init_wilderness(void)
 958 {
 959         /* Allocate the wilderness (two-dimension array) */
 960         C_MAKE(wilderness, current_world_ptr->max_wild_y, wilderness_type_ptr);
 961         C_MAKE(wilderness[0], current_world_ptr->max_wild_x * current_world_ptr->max_wild_y, wilderness_type);
 962
 963         /* Init the other pointers */
 964         for (int i = 1; i < current_world_ptr->max_wild_y; i++)
 965         {
 966                 wilderness[i] = wilderness[0] + i * current_world_ptr->max_wild_x;
 967         }
 968
 969         generate_encounter = FALSE;
 970         return 0;
 971 }
 972
 973
 974 /*!
 975  * @brief 荒野の地勢設定を初期化する /
 976  * Initialize wilderness array
 977  * @param terrain 初期化したい地勢ID
 978  * @param feat_global 基本的な地形ID
 979  * @param fmt 地勢内の地形数を参照するための独自フォーマット
 980  * @return なし
 981  */
 982 static void init_terrain_table(int terrain, s16b feat_global, concptr fmt, ...)
 983 {
 984         /* Begin the varargs stuff */
 985         va_list vp;
 986         va_start(vp, fmt);
 987
 988         /* Wilderness terrains on global map */
 989         conv_terrain2feat[terrain] = feat_global;
 990
 991         /* Wilderness terrains on local map */
 992         int cur = 0;
 993         char check = 'a';
 994         for (concptr p = fmt; *p; p++)
 995         {
 996                 if (*p != check)
 997                 {
 998                         plog_fmt("Format error");
 999                         continue;
1000                 }
1001
1002                 FEAT_IDX feat = (s16b)va_arg(vp, int);
1003                 int num = va_arg(vp, int);
1004                 int lim = cur + num;
1005
1006                 for (; (cur < lim) && (cur < MAX_FEAT_IN_TERRAIN); cur++)
1007                 {
1008                         terrain_table[terrain][cur] = feat;
1009                 }
1010
1011                 if (cur >= MAX_FEAT_IN_TERRAIN) break;
1012
1013                 check++;
1014         }
1015
1016         if (cur < MAX_FEAT_IN_TERRAIN)
1017         {
1018                 plog_fmt("Too few parameters");
1019         }
1020
1021         va_end(vp);
1022 }
1023
1024
1025 /*!
1026  * @brief 荒野の地勢設定全体を初期化するメインルーチン /
1027  * Initialize arrays for wilderness terrains
1028  * @return なし
1029  */
1030 void init_wilderness_terrains(void)
1031 {
1032         init_terrain_table(TERRAIN_EDGE, feat_permanent, "a",
1033                 feat_permanent, MAX_FEAT_IN_TERRAIN);
1034
1035         init_terrain_table(TERRAIN_TOWN, feat_town, "a",
1036                 feat_floor, MAX_FEAT_IN_TERRAIN);
1037
1038         init_terrain_table(TERRAIN_DEEP_WATER, feat_deep_water, "ab",
1039                 feat_deep_water, 12,
1040                 feat_shallow_water, MAX_FEAT_IN_TERRAIN - 12);
1041
1042         init_terrain_table(TERRAIN_SHALLOW_WATER, feat_shallow_water, "abcde",
1043                 feat_deep_water, 3,
1044                 feat_shallow_water, 12,
1045                 feat_floor, 1,
1046                 feat_dirt, 1,
1047                 feat_grass, MAX_FEAT_IN_TERRAIN - 17);
1048
1049         init_terrain_table(TERRAIN_SWAMP, feat_swamp, "abcdef",
1050                 feat_dirt, 2,
1051                 feat_grass, 3,
1052                 feat_tree, 1,
1053                 feat_brake, 1,
1054                 feat_shallow_water, 4,
1055                 feat_swamp, MAX_FEAT_IN_TERRAIN - 11);
1056
1057         init_terrain_table(TERRAIN_DIRT, feat_dirt, "abcdef",
1058                 feat_floor, 3,
1059                 feat_dirt, 10,
1060                 feat_flower, 1,
1061                 feat_brake, 1,
1062                 feat_grass, 1,
1063                 feat_tree, MAX_FEAT_IN_TERRAIN - 16);
1064
1065         init_terrain_table(TERRAIN_GRASS, feat_grass, "abcdef",
1066                 feat_floor, 2,
1067                 feat_dirt, 2,
1068                 feat_grass, 9,
1069                 feat_flower, 1,
1070                 feat_brake, 2,
1071                 feat_tree, MAX_FEAT_IN_TERRAIN - 16);
1072
1073         init_terrain_table(TERRAIN_TREES, feat_tree, "abcde",
1074                 feat_floor, 2,
1075                 feat_dirt, 1,
1076                 feat_tree, 11,
1077                 feat_brake, 2,
1078                 feat_grass, MAX_FEAT_IN_TERRAIN - 16);
1079
1080         init_terrain_table(TERRAIN_DESERT, feat_dirt, "abc",
1081                 feat_floor, 2,
1082                 feat_dirt, 13,
1083                 feat_grass, MAX_FEAT_IN_TERRAIN - 15);
1084
1085         init_terrain_table(TERRAIN_SHALLOW_LAVA, feat_shallow_lava, "abc",
1086                 feat_shallow_lava, 14,
1087                 feat_deep_lava, 3,
1088                 feat_mountain, MAX_FEAT_IN_TERRAIN - 17);
1089
1090         init_terrain_table(TERRAIN_DEEP_LAVA, feat_deep_lava, "abcd",
1091                 feat_dirt, 3,
1092                 feat_shallow_lava, 3,
1093                 feat_deep_lava, 10,
1094                 feat_mountain, MAX_FEAT_IN_TERRAIN - 16);
1095
1096         init_terrain_table(TERRAIN_MOUNTAIN, feat_mountain, "abcdef",
1097                 feat_floor, 1,
1098                 feat_brake, 1,
1099                 feat_grass, 2,
1100                 feat_dirt, 2,
1101                 feat_tree, 2,
1102                 feat_mountain, MAX_FEAT_IN_TERRAIN - 8);
1103 }
1104
1105
1106 /*!
1107  * @brief 荒野から広域マップへの切り替え処理 /
1108  * Initialize arrays for wilderness terrains
1109  * @param encount 襲撃時TRUE
1110  * @return 切り替えが行われた場合はTRUEを返す。
1111  */
1112 bool change_wild_mode(player_type *creature_ptr, bool encount)
1113 {
1114         generate_encounter = encount;
1115
1116         /* It is in the middle of changing map */
1117         if (creature_ptr->leaving) return FALSE;
1118
1119         if (lite_town || vanilla_town)
1120         {
1121                 msg_print(_("荒野なんてない。", "No global map."));
1122                 return FALSE;
1123         }
1124
1125         if (creature_ptr->wild_mode)
1126         {
1127                 /* Save the location in the global map */
1128                 creature_ptr->wilderness_x = creature_ptr->x;
1129                 creature_ptr->wilderness_y = creature_ptr->y;
1130
1131                 /* Give first move to the player */
1132                 creature_ptr->energy_need = 0;
1133
1134                 /* Go back to the ordinary map */
1135                 creature_ptr->wild_mode = FALSE;
1136                 creature_ptr->leaving = TRUE;
1137                 return TRUE;
1138         }
1139
1140         bool have_pet = FALSE;
1141         for (int i = 1; i < creature_ptr->current_floor_ptr->m_max; i++)
1142         {
1143                 monster_type *m_ptr = &creature_ptr->current_floor_ptr->m_list[i];
1144
1145                 if (!monster_is_valid(m_ptr)) continue;
1146                 if (is_pet(m_ptr) && i != creature_ptr->riding) have_pet = TRUE;
1147                 if (monster_csleep_remaining(m_ptr)) continue;
1148                 if (m_ptr->cdis > MAX_SIGHT) continue;
1149                 if (!is_hostile(m_ptr)) continue;
1150                 msg_print(_("敵がすぐ近くにいるときは広域マップに入れない！",
1151                         "You cannot enter global map, since there is some monsters nearby!"));
1152                 free_turn(creature_ptr);
1153                 return FALSE;
1154         }
1155
1156         if (have_pet)
1157         {
1158                 concptr msg = _("ペットを置いて広域マップに入りますか？",
1159                         "Do you leave your pets behind? ");
1160
1161                 if (!get_check_strict(creature_ptr, msg, CHECK_OKAY_CANCEL))
1162                 {
1163                         free_turn(creature_ptr);
1164                         return FALSE;
1165                 }
1166         }
1167
1168         take_turn(creature_ptr, 1000);
1169
1170         /* Remember the position */
1171         creature_ptr->oldpx = creature_ptr->x;
1172         creature_ptr->oldpy = creature_ptr->y;
1173
1174         /* Cancel hex spelling */
1175         if (hex_spelling_any(creature_ptr)) stop_hex_spell_all(creature_ptr);
1176
1177         /* Cancel any special action */
1178         set_action(creature_ptr, ACTION_NONE);
1179
1180         /* Go into the global map */
1181         creature_ptr->wild_mode = TRUE;
1182         creature_ptr->leaving = TRUE;
1183         return TRUE;
1184 }