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