#include "angband.h"
#include "floor.h"
#include "floor-save.h"
+#include "grid.h"
+#include "dungeon.h"
+#include "rooms.h"
/*
* The array of floor [MAX_WID][MAX_HGT].
* Not completely hardcoded, that would overflow memory
*/
floor_type floor_info;
-floor_type *current_floor_ptr = &floor_info;
/*
* The array of saved floors
*/
saved_floor_type saved_floors[MAX_SAVED_FLOORS];
+/*!
+* @brief 鍵のかかったドアを配置する
+* @param y 配置したいフロアのY座標
+* @param x 配置したいフロアのX座標
+* @return なし
+*/
+void place_locked_door(floor_type *floor_ptr, POSITION y, POSITION x)
+{
+ if (d_info[p_ptr->dungeon_idx].flags1 & DF1_NO_DOORS)
+ {
+ place_floor_bold(y, x);
+ }
+ else
+ {
+ set_cave_feat(p_ptr->current_floor_ptr, y, x, feat_locked_door_random((d_info[p_ptr->dungeon_idx].flags1 & DF1_GLASS_DOOR) ? DOOR_GLASS_DOOR : DOOR_DOOR));
+ p_ptr->current_floor_ptr->grid_array[y][x].info &= ~(CAVE_FLOOR);
+ delete_monster(y, x);
+ }
+}
+
+
+/*!
+* @brief 隠しドアを配置する
+* @param y 配置したいフロアのY座標
+* @param x 配置したいフロアのX座標
+* @param type DOOR_DEFAULT / DOOR_DOOR / DOOR_GLASS_DOOR / DOOR_CURTAIN のいずれか
+* @return なし
+*/
+void place_secret_door(floor_type *floor_ptr, POSITION y, POSITION x, int type)
+{
+ if (d_info[p_ptr->dungeon_idx].flags1 & DF1_NO_DOORS)
+ {
+ place_floor_bold(y, x);
+ }
+ else
+ {
+ grid_type *g_ptr = &p_ptr->current_floor_ptr->grid_array[y][x];
+
+ if (type == DOOR_DEFAULT)
+ {
+ type = ((d_info[p_ptr->dungeon_idx].flags1 & DF1_CURTAIN) &&
+ one_in_((d_info[p_ptr->dungeon_idx].flags1 & DF1_NO_CAVE) ? 16 : 256)) ? DOOR_CURTAIN :
+ ((d_info[p_ptr->dungeon_idx].flags1 & DF1_GLASS_DOOR) ? DOOR_GLASS_DOOR : DOOR_DOOR);
+ }
+
+ /* Create secret door */
+ place_closed_door(y, x, type);
+
+ if (type != DOOR_CURTAIN)
+ {
+ /* Hide by inner wall because this is used in rooms only */
+ g_ptr->mimic = feat_wall_inner;
+
+ /* Floor type terrain cannot hide a door */
+ if (feat_supports_los(g_ptr->mimic) && !feat_supports_los(g_ptr->feat))
+ {
+ if (have_flag(f_info[g_ptr->mimic].flags, FF_MOVE) || have_flag(f_info[g_ptr->mimic].flags, FF_CAN_FLY))
+ {
+ g_ptr->feat = one_in_(2) ? g_ptr->mimic : feat_ground_type[randint0(100)];
+ }
+ g_ptr->mimic = 0;
+ }
+ }
+
+ g_ptr->info &= ~(CAVE_FLOOR);
+ delete_monster(y, x);
+ }
+}
+
+
+static int scent_when = 0;
+
+/*
+ * Characters leave scent trails for perceptive monsters to track.
+ *
+ * Smell is rather more limited than sound. Many creatures cannot use
+ * it at all, it doesn't extend very far outwards from the character's
+ * current position, and monsters can use it to home in the character,
+ * but not to run away from him.
+ *
+ * Smell is valued according to age. When a character takes his turn,
+ * scent is aged by one, and new scent of the current age is laid down.
+ * Speedy characters leave more scent, true, but it also ages faster,
+ * which makes it harder to hunt them down.
+ *
+ * Whenever the age count loops, most of the scent trail is erased and
+ * the age of the remainder is recalculated.
+ */
+void update_smell(floor_type *floor_ptr)
+{
+ POSITION i, j;
+ POSITION y, x;
+
+ /* Create a table that controls the spread of scent */
+ const int scent_adjust[5][5] =
+ {
+ { -1, 0, 0, 0,-1 },
+ { 0, 1, 1, 1, 0 },
+ { 0, 1, 2, 1, 0 },
+ { 0, 1, 1, 1, 0 },
+ { -1, 0, 0, 0,-1 },
+ };
+
+ /* Loop the age and adjust scent values when necessary */
+ if (++scent_when == 254)
+ {
+ /* Scan the entire dungeon */
+ for (y = 0; y < floor_ptr->height; y++)
+ {
+ for (x = 0; x < floor_ptr->width; x++)
+ {
+ int w = floor_ptr->grid_array[y][x].when;
+ floor_ptr->grid_array[y][x].when = (w > 128) ? (w - 128) : 0;
+ }
+ }
+
+ /* Restart */
+ scent_when = 126;
+ }
+
+
+ /* Lay down new scent */
+ for (i = 0; i < 5; i++)
+ {
+ for (j = 0; j < 5; j++)
+ {
+ grid_type *g_ptr;
+
+ /* Translate table to map grids */
+ y = i + p_ptr->y - 2;
+ x = j + p_ptr->x - 2;
+
+ /* Check Bounds */
+ if (!in_bounds(floor_ptr, y, x)) continue;
+
+ g_ptr = &floor_ptr->grid_array[y][x];
+
+ /* Walls, water, and lava cannot hold scent. */
+ if (!cave_have_flag_grid(g_ptr, FF_MOVE) && !is_closed_door(g_ptr->feat)) continue;
+
+ /* Grid must not be blocked by walls from the character */
+ if (!player_has_los_bold(y, x)) continue;
+
+ /* Note grids that are too far away */
+ if (scent_adjust[i][j] == -1) continue;
+
+ /* Mark the grid with new scent */
+ g_ptr->when = scent_when + scent_adjust[i][j];
+ }
+ }
+}
+
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