src/floor/wild.c

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