src/room/treasure-deployment.c

   1 /*!
   2  * @brief 部屋にアイテム・モンスター・罠を配置する処理
   3  * @date 2020/07/24
   4  * @author Hourier
   5  */
   6
   7 #include "room/treasure-deployment.h"
   8 #include "floor/cave.h"
   9 #include "grid/feature-flag-types.h"
  10 #include "grid/grid.h"
  11 #include "grid/object-placer.h"
  12 #include "grid/trap.h"
  13 #include "monster-floor/monster-generator.h"
  14 #include "monster-floor/place-monster-types.h"
  15 #include "object-enchant/item-apply-magic.h"
  16 #include "system/floor-type-definition.h"
  17
  18 /*
  19  * Routine that fills the empty areas of a room with treasure and monsters.
  20  */
  21 void fill_treasure(player_type *player_ptr, POSITION x1, POSITION x2, POSITION y1, POSITION y2, int difficulty)
  22 {
  23     POSITION cx = (x1 + x2) / 2;
  24     POSITION cy = (y1 + y2) / 2;
  25     POSITION size = abs(x2 - x1) + abs(y2 - y1);
  26     floor_type *floor_ptr = player_ptr->current_floor_ptr;
  27     for (POSITION x = x1; x <= x2; x++) {
  28         for (POSITION y = y1; y <= y2; y++) {
  29             s32b value = ((((s32b)(distance(cx, cy, x, y))) * 100) / size) + randint1(10) - difficulty;
  30             if ((randint1(100) - difficulty * 3) > 50)
  31                 value = 20;
  32
  33             if (!is_floor_bold(floor_ptr, y, x) && (!cave_has_flag_bold(floor_ptr, y, x, FF_PLACE) || !cave_has_flag_bold(floor_ptr, y, x, FF_DROP)))
  34                 continue;
  35
  36             if (value < 0) {
  37                 floor_ptr->monster_level = floor_ptr->base_level + 40;
  38                 place_monster(player_ptr, y, x, PM_ALLOW_SLEEP | PM_ALLOW_GROUP);
  39                 floor_ptr->monster_level = floor_ptr->base_level;
  40                 floor_ptr->object_level = floor_ptr->base_level + 20;
  41                 place_object(player_ptr, y, x, AM_GOOD);
  42                 floor_ptr->object_level = floor_ptr->base_level;
  43             } else if (value < 5) {
  44                 floor_ptr->monster_level = floor_ptr->base_level + 20;
  45                 place_monster(player_ptr, y, x, PM_ALLOW_SLEEP | PM_ALLOW_GROUP);
  46                 floor_ptr->monster_level = floor_ptr->base_level;
  47                 floor_ptr->object_level = floor_ptr->base_level + 10;
  48                 place_object(player_ptr, y, x, AM_GOOD);
  49                 floor_ptr->object_level = floor_ptr->base_level;
  50             } else if (value < 10) {
  51                 floor_ptr->monster_level = floor_ptr->base_level + 9;
  52                 place_monster(player_ptr, y, x, PM_ALLOW_SLEEP | PM_ALLOW_GROUP);
  53                 floor_ptr->monster_level = floor_ptr->base_level;
  54             } else if (value < 17) {
  55             } else if (value < 23) {
  56                 if (randint0(100) < 25) {
  57                     place_object(player_ptr, y, x, 0L);
  58                 } else {
  59                     place_trap(player_ptr, y, x);
  60                 }
  61             } else if (value < 30) {
  62                 floor_ptr->monster_level = floor_ptr->base_level + 5;
  63                 place_monster(player_ptr, y, x, PM_ALLOW_SLEEP | PM_ALLOW_GROUP);
  64                 floor_ptr->monster_level = floor_ptr->base_level;
  65                 place_trap(player_ptr, y, x);
  66             } else if (value < 40) {
  67                 if (randint0(100) < 50) {
  68                     floor_ptr->monster_level = floor_ptr->base_level + 3;
  69                     place_monster(player_ptr, y, x, PM_ALLOW_SLEEP | PM_ALLOW_GROUP);
  70                     floor_ptr->monster_level = floor_ptr->base_level;
  71                 }
  72
  73                 if (randint0(100) < 50) {
  74                     floor_ptr->object_level = floor_ptr->base_level + 7;
  75                     place_object(player_ptr, y, x, 0L);
  76                     floor_ptr->object_level = floor_ptr->base_level;
  77                 }
  78             } else if (value < 50) {
  79                 place_trap(player_ptr, y, x);
  80             } else {
  81                 if (randint0(100) < 20) {
  82                     place_monster(player_ptr, y, x, PM_ALLOW_SLEEP | PM_ALLOW_GROUP);
  83                 } else if (randint0(100) < 50) {
  84                     place_trap(player_ptr, y, x);
  85                 } else if (randint0(100) < 50) {
  86                     place_object(player_ptr, y, x, 0L);
  87                 }
  88             }
  89         }
  90     }
  91 }