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