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