src/dungeon/quest-monster-placer.cpp

   1 #include "dungeon/quest-monster-placer.h"
   2 #include "dungeon/quest.h"
   3 #include "floor/floor-generator-util.h"
   4 #include "floor/geometry.h"
   5 #include "grid/feature.h"
   6 #include "monster-floor/monster-generator.h"
   7 #include "monster-floor/place-monster-types.h"
   8 #include "monster-race/monster-race.h"
   9 #include "monster-race/race-flags1.h"
  10 #include "monster/monster-info.h"
  11 #include "system/floor-type-definition.h"
  12 #include "system/grid-type-definition.h"
  13 #include "system/monster-race-definition.h"
  14 #include "system/player-type-definition.h"
  15 #include "util/bit-flags-calculator.h"
  16
  17 /*!
  18  * @brief クエストに関わるモンスターの配置を行う / Place quest monsters
  19  * @param player_ptr プレイヤーへの参照ポインタ
  20  * @return 成功したならばTRUEを返す
  21  */
  22 bool place_quest_monsters(PlayerType *player_ptr)
  23 {
  24     auto *floor_ptr = player_ptr->current_floor_ptr;
  25     for (int i = 0; i < max_q_idx; i++) {
  26         monster_race *r_ptr;
  27         BIT_FLAGS mode;
  28         if (quest[i].status != QuestStatusType::TAKEN || (quest[i].type != QuestKindType::KILL_LEVEL && quest[i].type != QuestKindType::RANDOM)
  29             || quest[i].level != floor_ptr->dun_level || player_ptr->dungeon_idx != quest[i].dungeon || (quest[i].flags & QUEST_FLAG_PRESET)) {
  30             continue;
  31         }
  32
  33         r_ptr = &r_info[quest[i].r_idx];
  34         if ((r_ptr->flags1 & RF1_UNIQUE) && (r_ptr->cur_num >= r_ptr->max_num))
  35             continue;
  36
  37         mode = PM_NO_KAGE | PM_NO_PET;
  38         if (!(r_ptr->flags1 & RF1_FRIENDS))
  39             mode |= PM_ALLOW_GROUP;
  40
  41         for (int j = 0; j < (quest[i].max_num - quest[i].cur_num); j++) {
  42             int k;
  43             for (k = 0; k < SAFE_MAX_ATTEMPTS; k++) {
  44                 POSITION x = 0;
  45                 POSITION y = 0;
  46                 int l;
  47                 for (l = SAFE_MAX_ATTEMPTS; l > 0; l--) {
  48                     grid_type *g_ptr;
  49                     feature_type *f_ptr;
  50                     y = randint0(floor_ptr->height);
  51                     x = randint0(floor_ptr->width);
  52                     g_ptr = &floor_ptr->grid_array[y][x];
  53                     f_ptr = &f_info[g_ptr->feat];
  54                     if (f_ptr->flags.has_none_of({FloorFeatureType::MOVE, FloorFeatureType::CAN_FLY}))
  55                         continue;
  56
  57                     if (!monster_can_enter(player_ptr, y, x, r_ptr, 0))
  58                         continue;
  59
  60                     if (distance(y, x, player_ptr->y, player_ptr->x) < 10)
  61                         continue;
  62
  63                     if (g_ptr->is_icky())
  64                         continue;
  65                     else
  66                         break;
  67                 }
  68
  69                 if (l == 0)
  70                     return false;
  71
  72                 if (place_monster_aux(player_ptr, 0, y, x, quest[i].r_idx, mode))
  73                     break;
  74                 else
  75                     continue;
  76             }
  77
  78             if (k == SAFE_MAX_ATTEMPTS)
  79                 return false;
  80         }
  81     }
  82
  83     return true;
  84 }