X-Git-Url: http://git.osdn.net/view?a=blobdiff_plain;f=src%2Ftrap.c;h=c68eddf66ad42b9db34aedf1980a53efab0566b6;hb=26526abb3cf778918ac5d776df72639745136ad4;hp=4a423324fd3438e2aec7e1b193541364ce3e0a90;hpb=a4b54cd25cd06698020ad2eafa3e69c6773ceeb4;p=hengband%2Fhengband.git

diff --git a/src/trap.c b/src/trap.c
index 4a423324f..c68eddf66 100644
--- a/src/trap.c
+++ b/src/trap.c
@@ -1,571 +1,673 @@
-#include "angband.h"
-#include "floor.h"
-#include "trap.h"
-#include "player-damage.h"
-#include "projection.h"
-#include "spells-summon.h"
-
-static s16b normal_traps[MAX_NORMAL_TRAPS];
-
-
-/*!
-* @brief タグに従って、基本トラップテーブルを初期化する / Initialize arrays for normal traps
-* @return なし
-*/
-void init_normal_traps(void)
-{
-	int cur_trap = 0;
-
-	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_TRAPDOOR");
-	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_PIT");
-	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_SPIKED_PIT");
-	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_POISON_PIT");
-	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_TY_CURSE");
-	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_TELEPORT");
-	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_FIRE");
-	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_ACID");
-	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_SLOW");
-	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_LOSE_STR");
-	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_LOSE_DEX");
-	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_LOSE_CON");
-	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_BLIND");
-	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_CONFUSE");
-	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_POISON");
-	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_SLEEP");
-	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_TRAPS");
-	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_ALARM");
-}
-
-/*!
-* @brief 基本トラップをランダムに選択する /
-* Get random trap
-* @return 選択したトラップのID
-* @details
-* This routine should be redone to reflect trap "level".\n
-* That is, it does not make sense to have spiked pits at 50 feet.\n
-* Actually, it is not this routine, but the "trap instantiation"\n
-* code, which should also check for "trap doors" on quest levels.\n
-*/
-FEAT_IDX choose_random_trap(void)
-{
-	FEAT_IDX feat;
-
-	/* Pick a trap */
-	while (1)
-	{
-		/* Hack -- pick a trap */
-		feat = normal_traps[randint0(MAX_NORMAL_TRAPS)];
-
-		/* Accept non-trapdoors */
-		if (!have_flag(f_info[feat].flags, FF_MORE)) break;
-
-		/* Hack -- no trap doors on special levels */
-		if (p_ptr->inside_arena || quest_number(dun_level)) continue;
-
-		/* Hack -- no trap doors on the deepest level */
-		if (dun_level >= d_info[dungeon_type].maxdepth) continue;
-
-		break;
-	}
-
-	return feat;
-}
-
-/*!
-* @brief マスに存在するトラップを秘匿する /
-* Disclose an invisible trap
-* @param y 秘匿したいマスのY座標
-* @param x 秘匿したいマスのX座標
-* @return なし
-*/
-void disclose_grid(POSITION y, POSITION x)
-{
-	cave_type *c_ptr = &cave[y][x];
-
-	if (cave_have_flag_grid(c_ptr, FF_SECRET))
-	{
-		/* No longer hidden */
-		cave_alter_feat(y, x, FF_SECRET);
-	}
-	else if (c_ptr->mimic)
-	{
-		/* No longer hidden */
-		c_ptr->mimic = 0;
-
-		note_spot(y, x);
-		lite_spot(y, x);
-	}
-}
-
-/*!
-* @brief マスをトラップを配置する /
-* The location must be a legal, naked, floor grid.
-* @param y 配置したいマスのY座標
-* @param x 配置したいマスのX座標
-* @return
-* Note that all traps start out as "invisible" and "untyped", and then\n
-* when they are "discovered" (by detecting them or setting them off),\n
-* the trap is "instantiated" as a visible, "typed", trap.\n
-*/
-void place_trap(POSITION y, POSITION x)
-{
-	cave_type *c_ptr = &cave[y][x];
-
-	/* Paranoia -- verify location */
-	if (!in_bounds(y, x)) return;
-
-	/* Require empty, clean, floor grid */
-	if (!cave_clean_bold(y, x)) return;
-
-	/* Place an invisible trap */
-	c_ptr->mimic = c_ptr->feat;
-	c_ptr->feat = choose_random_trap();
-}
-
-
-
-/*!
-* @brief プレイヤーへのトラップ命中判定 /
-* Determine if a trap affects the player.
-* @param power 基本回避難度
-* @return トラップが命中した場合TRUEを返す。
-* @details
-* Always miss 5% of the time, Always hit 5% of the time.
-* Otherwise, match trap power against player armor.
-*/
-static int check_hit(int power)
-{
-	int k;
-	ARMOUR_CLASS ac;
-
-	/* Percentile dice */
-	k = randint0(100);
-
-	/* Hack -- 5% hit, 5% miss */
-	if (k < 10) return (k < 5);
-
-	if (p_ptr->pseikaku == SEIKAKU_NAMAKE)
-		if (one_in_(20)) return (TRUE);
-
-	/* Paranoia -- No power */
-	if (power <= 0) return (FALSE);
-
-	/* Total armor */
-	ac = p_ptr->ac + p_ptr->to_a;
-
-	/* Power competes against Armor */
-	if (randint1(power) > ((ac * 3) / 4)) return (TRUE);
-
-	/* Assume miss */
-	return (FALSE);
-}
-
-
-/*!
-* @brief 落とし穴系トラップの判定とプレイヤーの被害処理
-* @param trap_feat_type トラップの種別ID
-* @return なし
-*/
-static void hit_trap_pit(int trap_feat_type)
-{
-	HIT_POINT dam;
-	concptr trap_name = "";
-	concptr spike_name = "";
-
-	switch (trap_feat_type)
-	{
-	case TRAP_PIT:
-		trap_name = _("落とし穴", "a pit trap");
-		break;
-	case TRAP_SPIKED_PIT:
-		trap_name = _("スパイクが敷かれた落とし穴", "a spiked pit");
-		spike_name = _("スパイク", "spikes");
-		break;
-	case TRAP_POISON_PIT:
-		trap_name = _("スパイクが敷かれた落とし穴", "a spiked pit");
-		spike_name = _("毒を塗られたスパイク", "poisonous spikes");
-		break;
-	default:
-		return;
-	}
-
-	if (p_ptr->levitation)
-	{
-		msg_format(_("%sを飛び越えた。", "You fly over %s."), trap_name);
-		return;
-	}
-
-	msg_format(_("%sに落ちてしまった！", "You have fallen into %s!"), trap_name);
-
-	/* Base damage */
-	dam = damroll(2, 6);
-
-	/* Extra spike damage */
-	if ((trap_feat_type == TRAP_SPIKED_PIT || trap_feat_type == TRAP_POISON_PIT) &&
-		one_in_(2))
-	{
-		msg_format(_("%sが刺さった！", "You are impaled on %s!"), spike_name);
-
-		dam = dam * 2;
-		(void)set_cut(p_ptr->cut + randint1(dam));
-
-		if (trap_feat_type == TRAP_POISON_PIT) {
-			if (p_ptr->resist_pois || IS_OPPOSE_POIS())
-			{
-				msg_print(_("しかし毒の影響はなかった！", "The poison does not affect you!"));
-			}
-			else
-			{
-				dam = dam * 2;
-				(void)set_poisoned(p_ptr->poisoned + randint1(dam));
-			}
-		}
-	}
-
-	take_hit(DAMAGE_NOESCAPE, dam, trap_name, -1);
-}
-
-/*!
-* @brief ダーツ系トラップ（通常ダメージ）の判定とプレイヤーの被害処理
-* @return ダーツが命中した場合TRUEを返す
-*/
-static bool hit_trap_dart(void)
-{
-	bool hit = FALSE;
-
-	if (check_hit(125))
-	{
-		msg_print(_("小さなダーツが飛んできて刺さった！", "A small dart hits you!"));
-		take_hit(DAMAGE_ATTACK, damroll(1, 4), _("ダーツの罠", "a dart trap"), -1);
-		if (!CHECK_MULTISHADOW()) hit = TRUE;
-	}
-	else
-	{
-		msg_print(_("小さなダーツが飛んできた！が、運良く当たらなかった。", "A small dart barely misses you."));
-	}
-
-	return hit;
-}
-
-/*!
-* @brief ダーツ系トラップ（通常ダメージ＋能力値減少）の判定とプレイヤーの被害処理
-* @param stat 低下する能力値ID
-* @return なし
-*/
-static void hit_trap_lose_stat(int stat)
-{
-	if (hit_trap_dart())
-	{
-		do_dec_stat(stat);
-	}
-}
-
-/*!
-* @brief ダーツ系トラップ（通常ダメージ＋減速）の判定とプレイヤーの被害処理
-* @return なし
-*/
-static void hit_trap_slow(void)
-{
-	if (hit_trap_dart())
-	{
-		set_slow(p_ptr->slow + randint0(20) + 20, FALSE);
-	}
-}
-
-/*!
-* @brief ダーツ系トラップ（通常ダメージ＋状態異常）の判定とプレイヤーの被害処理
-* @param trap_message メッセージの補完文字列
-* @param resist 状態異常に抵抗する判定が出たならTRUE
-* @param set_status 状態異常を指定する関数ポインタ
-* @param turn 状態異常の追加ターン量
-* @return なし
-*/
-static void hit_trap_set_abnormal_status(concptr trap_message, bool resist, bool(*set_status)(IDX), IDX turn_aux)
-{
-	msg_print(trap_message);
-	if (!resist)
-	{
-		set_status(turn_aux);
-	}
-}
-
-/*!
-* @brief プレイヤーへのトラップ作動処理メインルーチン /
-* Handle player hitting a real trap
-* @param break_trap 作動後のトラップ破壊が確定しているならばTRUE
-* @return なし
-*/
-void hit_trap(bool break_trap)
-{
-	int i, num, dam;
-	POSITION x = p_ptr->x, y = p_ptr->y;
-
-	/* Get the cave grid */
-	cave_type *c_ptr = &cave[y][x];
-	feature_type *f_ptr = &f_info[c_ptr->feat];
-	int trap_feat_type = have_flag(f_ptr->flags, FF_TRAP) ? f_ptr->subtype : NOT_TRAP;
-	concptr name = _("トラップ", "a trap");
-
-	disturb(FALSE, TRUE);
-
-	cave_alter_feat(y, x, FF_HIT_TRAP);
-
-	/* Analyze */
-	switch (trap_feat_type)
-	{
-	case TRAP_TRAPDOOR:
-	{
-		if (p_ptr->levitation)
-		{
-			msg_print(_("落とし戸を飛び越えた。", "You fly over a trap door."));
-		}
-		else
-		{
-			msg_print(_("落とし戸に落ちた！", "You have fallen through a trap door!"));
-			if ((p_ptr->pseikaku == SEIKAKU_COMBAT) || (inventory[INVEN_BOW].name1 == ART_CRIMSON))
-				msg_print(_("くっそ～！", ""));
-			else if((p_ptr->pseikaku == SEIKAKU_CHARGEMAN))
-				msg_print(_("ジュラル星人の仕業に違いない！", ""));
-
-
-			sound(SOUND_FALL);
-			dam = damroll(2, 8);
-			name = _("落とし戸", "a trap door");
-
-			take_hit(DAMAGE_NOESCAPE, dam, name, -1);
-
-			/* Still alive and autosave enabled */
-			if (autosave_l && (p_ptr->chp >= 0))
-				do_cmd_save_game(TRUE);
-
-			do_cmd_write_nikki(NIKKI_BUNSHOU, 0, _("落とし戸に落ちた", "You have fallen through a trap door!"));
-			prepare_change_floor_mode(CFM_SAVE_FLOORS | CFM_DOWN | CFM_RAND_PLACE | CFM_RAND_CONNECT);
-
-			/* Leaving */
-			p_ptr->leaving = TRUE;
-		}
-		break;
-	}
-
-	case TRAP_PIT:
-	case TRAP_SPIKED_PIT:
-	case TRAP_POISON_PIT:
-	{
-		hit_trap_pit(trap_feat_type);
-		break;
-	}
-
-	case TRAP_TY_CURSE:
-	{
-		msg_print(_("何かがピカッと光った！", "There is a flash of shimmering light!"));
-		num = 2 + randint1(3);
-		for (i = 0; i < num; i++)
-		{
-			(void)summon_specific(0, y, x, dun_level, 0, (PM_ALLOW_GROUP | PM_ALLOW_UNIQUE | PM_NO_PET), '\0');
-		}
-
-		if (dun_level > randint1(100)) /* No nasty effect for low levels */
-		{
-			bool stop_ty = FALSE;
-			int count = 0;
-
-			do
-			{
-				stop_ty = activate_ty_curse(stop_ty, &count);
-			} while (one_in_(6));
-		}
-		break;
-	}
-
-	case TRAP_TELEPORT:
-	{
-		msg_print(_("テレポート・トラップにひっかかった！", "You hit a teleport trap!"));
-		teleport_player(100, TELEPORT_PASSIVE);
-		break;
-	}
-
-	case TRAP_FIRE:
-	{
-		msg_print(_("炎に包まれた！", "You are enveloped in flames!"));
-		dam = damroll(4, 6);
-		(void)fire_dam(dam, _("炎のトラップ", "a fire trap"), -1, FALSE);
-		break;
-	}
-
-	case TRAP_ACID:
-	{
-		msg_print(_("酸が吹きかけられた！", "You are splashed with acid!"));
-		dam = damroll(4, 6);
-		(void)acid_dam(dam, _("酸のトラップ", "an acid trap"), -1, FALSE);
-		break;
-	}
-
-	case TRAP_SLOW:
-	{
-		hit_trap_slow();
-		break;
-	}
-
-	case TRAP_LOSE_STR:
-	{
-		hit_trap_lose_stat(A_STR);
-		break;
-	}
-
-	case TRAP_LOSE_DEX:
-	{
-		hit_trap_lose_stat(A_DEX);
-		break;
-	}
-
-	case TRAP_LOSE_CON:
-	{
-		hit_trap_lose_stat(A_CON);
-		break;
-	}
-
-	case TRAP_BLIND:
-	{
-		hit_trap_set_abnormal_status(
-			_("黒いガスに包み込まれた！", "A black gas surrounds you!"),
-			p_ptr->resist_blind,
-			set_blind, p_ptr->blind + (TIME_EFFECT)randint0(50) + 25);
-		break;
-	}
-
-	case TRAP_CONFUSE:
-	{
-		hit_trap_set_abnormal_status(
-			_("きらめくガスに包み込まれた！", "A gas of scintillating colors surrounds you!"),
-			p_ptr->resist_conf,
-			set_confused, p_ptr->confused + (TIME_EFFECT)randint0(20) + 10);
-		break;
-	}
-
-	case TRAP_POISON:
-	{
-		hit_trap_set_abnormal_status(
-			_("刺激的な緑色のガスに包み込まれた！", "A pungent green gas surrounds you!"),
-			p_ptr->resist_pois || IS_OPPOSE_POIS(),
-			set_poisoned, p_ptr->poisoned + (TIME_EFFECT)randint0(20) + 10);
-		break;
-	}
-
-	case TRAP_SLEEP:
-	{
-		msg_print(_("奇妙な白い霧に包まれた！", "A strange white mist surrounds you!"));
-		if (!p_ptr->free_act)
-		{
-			msg_print(_("あなたは眠りに就いた。", "You fall asleep."));
-
-			if (ironman_nightmare)
-			{
-				msg_print(_("身の毛もよだつ光景が頭に浮かんだ。", "A horrible vision enters your mind."));
-
-				/* Have some nightmares */
-				sanity_blast(NULL, FALSE);
-
-			}
-			(void)set_paralyzed(p_ptr->paralyzed + randint0(10) + 5);
-		}
-		break;
-	}
-
-	case TRAP_TRAPS:
-	{
-		msg_print(_("まばゆい閃光が走った！", "There is a bright flash of light!"));
-		/* Make some new traps */
-		project(0, 1, y, x, 0, GF_MAKE_TRAP, PROJECT_HIDE | PROJECT_JUMP | PROJECT_GRID, -1);
-
-		break;
-	}
-
-	case TRAP_ALARM:
-	{
-		msg_print(_("けたたましい音が鳴り響いた！", "An alarm sounds!"));
-
-		aggravate_monsters(0);
-
-		break;
-	}
-
-	case TRAP_OPEN:
-	{
-		msg_print(_("大音響と共にまわりの壁が崩れた！", "Suddenly, surrounding walls are opened!"));
-		(void)project(0, 3, y, x, 0, GF_DISINTEGRATE, PROJECT_GRID | PROJECT_HIDE, -1);
-		(void)project(0, 3, y, x - 4, 0, GF_DISINTEGRATE, PROJECT_GRID | PROJECT_HIDE, -1);
-		(void)project(0, 3, y, x + 4, 0, GF_DISINTEGRATE, PROJECT_GRID | PROJECT_HIDE, -1);
-		aggravate_monsters(0);
-
-		break;
-	}
-
-	case TRAP_ARMAGEDDON:
-	{
-		static int levs[10] = { 0, 0, 20, 10, 5, 3, 2, 1, 1, 1 };
-		int evil_idx = 0, good_idx = 0;
-
-		DEPTH lev;
-		msg_print(_("突然天界の戦争に巻き込まれた！", "Suddenly, you are surrounded by immotal beings!"));
-
-		/* Summon Demons and Angels */
-		for (lev = dun_level; lev >= 20; lev -= 1 + lev / 16)
-		{
-			num = levs[MIN(lev / 10, 9)];
-			for (i = 0; i < num; i++)
-			{
-				POSITION x1 = rand_spread(x, 7);
-				POSITION y1 = rand_spread(y, 5);
-
-				/* Skip illegal grids */
-				if (!in_bounds(y1, x1)) continue;
-
-				/* Require line of projection */
-				if (!projectable(p_ptr->y, p_ptr->x, y1, x1)) continue;
-
-				if (summon_specific(0, y1, x1, lev, SUMMON_ARMAGE_EVIL, (PM_NO_PET), '\0'))
-					evil_idx = hack_m_idx_ii;
-
-				if (summon_specific(0, y1, x1, lev, SUMMON_ARMAGE_GOOD, (PM_NO_PET), '\0'))
-				{
-					good_idx = hack_m_idx_ii;
-				}
-
-				/* Let them fight each other */
-				if (evil_idx && good_idx)
-				{
-					monster_type *evil_ptr = &m_list[evil_idx];
-					monster_type *good_ptr = &m_list[good_idx];
-					evil_ptr->target_y = good_ptr->fy;
-					evil_ptr->target_x = good_ptr->fx;
-					good_ptr->target_y = evil_ptr->fy;
-					good_ptr->target_x = evil_ptr->fx;
-				}
-			}
-		}
-		break;
-	}
-
-	case TRAP_PIRANHA:
-	{
-		msg_print(_("突然壁から水が溢れ出した！ピラニアがいる！", "Suddenly, the room is filled with water with piranhas!"));
-
-		/* Water fills room */
-		fire_ball_hide(GF_WATER_FLOW, 0, 1, 10);
-
-		/* Summon Piranhas */
-		num = 1 + dun_level / 20;
-		for (i = 0; i < num; i++)
-		{
-			(void)summon_specific(0, y, x, dun_level, SUMMON_PIRANHAS, (PM_ALLOW_GROUP | PM_NO_PET), '\0');
-		}
-		break;
-	}
-	}
-
-	if (break_trap && is_trap(c_ptr->feat))
-	{
-		cave_alter_feat(y, x, FF_DISARM);
-		msg_print(_("トラップを粉砕した。", "You destroyed the trap."));
-	}
-}
+#include "angband.h"
+#include "util.h"
+
+#include "cmd-dump.h"
+#include "trap.h"
+#include "player-damage.h"
+#include "player-move.h"
+#include "player-effects.h"
+#include "player-class.h"
+#include "player-personality.h"
+#include "spells-summon.h"
+#include "quest.h"
+#include "artifact.h"
+#include "feature.h"
+#include "player-status.h"
+#include "grid.h"
+#include "spells.h"
+#include "floor.h"
+#include "floor-save.h"
+#include "init.h"
+#include "files.h"
+#include "dungeon.h"
+#include "world.h"
+#include "realm-song.h"
+
+static s16b normal_traps[MAX_NORMAL_TRAPS];
+
+
+/*!
+ * @brief 箱のトラップテーブル
+ * @details
+ * <pre>
+ * Each chest has a certain set of traps, determined by pval
+ * Each chest has a "pval" from 1 to the chest level (max 55)
+ * If the "pval" is negative then the trap has been disarmed
+ * The "pval" of a chest determines the quality of its treasure
+ * Note that disarming a trap on a chest also removes the lock.
+ * </pre>
+ */
+const int chest_traps[64] =
+{
+	0,                                      /* 0 == empty */
+	(CHEST_POISON),
+	(CHEST_LOSE_STR),
+	(CHEST_LOSE_CON),
+	(CHEST_LOSE_STR),
+	(CHEST_LOSE_CON),                       /* 5 == best small wooden */
+	0,
+	(CHEST_ALARM),
+	(CHEST_ALARM),
+	(CHEST_LOSE_STR),
+	(CHEST_LOSE_CON),
+	(CHEST_POISON),
+	(CHEST_SCATTER),
+	(CHEST_LOSE_STR | CHEST_LOSE_CON),
+	(CHEST_LOSE_STR | CHEST_LOSE_CON),
+	(CHEST_SUMMON),                 /* 15 == best large wooden */
+	0,
+	(CHEST_ALARM),
+	(CHEST_SCATTER),
+	(CHEST_PARALYZE),
+	(CHEST_LOSE_STR | CHEST_LOSE_CON),
+	(CHEST_SUMMON),
+	(CHEST_PARALYZE),
+	(CHEST_LOSE_STR),
+	(CHEST_LOSE_CON),
+	(CHEST_EXPLODE),                        /* 25 == best small iron */
+	0,
+	(CHEST_E_SUMMON),
+	(CHEST_POISON | CHEST_LOSE_CON),
+	(CHEST_LOSE_STR | CHEST_LOSE_CON),
+	(CHEST_EXPLODE | CHEST_SUMMON),
+	(CHEST_BIRD_STORM),
+	(CHEST_POISON | CHEST_SUMMON),
+	(CHEST_E_SUMMON | CHEST_ALARM),
+	(CHEST_EXPLODE),
+	(CHEST_EXPLODE | CHEST_SUMMON), /* 35 == best large iron */
+	0,
+	(CHEST_SUMMON | CHEST_ALARM),
+	(CHEST_EXPLODE),
+	(CHEST_EXPLODE | CHEST_SUMMON),
+	(CHEST_EXPLODE | CHEST_SUMMON),
+	(CHEST_POISON | CHEST_PARALYZE),
+	(CHEST_EXPLODE),
+	(CHEST_BIRD_STORM),
+	(CHEST_EXPLODE | CHEST_E_SUMMON | CHEST_ALARM),
+	(CHEST_H_SUMMON),        /* 45 == best small steel */
+	0,
+	(CHEST_EXPLODE | CHEST_SUMMON | CHEST_ALARM),
+	(CHEST_BIRD_STORM),
+	(CHEST_RUNES_OF_EVIL),
+	(CHEST_EXPLODE | CHEST_SUMMON | CHEST_ALARM),
+	(CHEST_BIRD_STORM | CHEST_ALARM),
+	(CHEST_H_SUMMON | CHEST_ALARM),
+	(CHEST_RUNES_OF_EVIL),
+	(CHEST_H_SUMMON | CHEST_SCATTER | CHEST_ALARM),
+	(CHEST_RUNES_OF_EVIL | CHEST_EXPLODE),  /* 55 == best large steel */
+	(CHEST_EXPLODE | CHEST_SUMMON),
+	(CHEST_EXPLODE | CHEST_SUMMON),
+	(CHEST_EXPLODE | CHEST_SUMMON),
+	(CHEST_EXPLODE | CHEST_SUMMON),
+	(CHEST_EXPLODE | CHEST_SUMMON),
+	(CHEST_EXPLODE | CHEST_SUMMON),
+	(CHEST_EXPLODE | CHEST_SUMMON),
+	(CHEST_EXPLODE | CHEST_SUMMON),
+};
+
+
+/*!
+* @brief タグに従って、基本トラップテーブルを初期化する / Initialize arrays for normal traps
+* @return なし
+*/
+void init_normal_traps(void)
+{
+	int cur_trap = 0;
+
+	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_TRAPDOOR");
+	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_PIT");
+	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_SPIKED_PIT");
+	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_POISON_PIT");
+	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_TY_CURSE");
+	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_TELEPORT");
+	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_FIRE");
+	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_ACID");
+	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_SLOW");
+	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_LOSE_STR");
+	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_LOSE_DEX");
+	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_LOSE_CON");
+	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_BLIND");
+	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_CONFUSE");
+	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_POISON");
+	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_SLEEP");
+	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_TRAPS");
+	normal_traps[cur_trap++] = f_tag_to_index_in_init("TRAP_ALARM");
+}
+
+/*!
+* @brief 基本トラップをランダムに選択する /
+* Get random trap
+* @return 選択したトラップのID
+* @details
+* This routine should be redone to reflect trap "level".\n
+* That is, it does not make sense to have spiked pits at 50 feet.\n
+* Actually, it is not this routine, but the "trap instantiation"\n
+* code, which should also check for "trap doors" on quest levels.\n
+*/
+FEAT_IDX choose_random_trap(void)
+{
+	FEAT_IDX feat;
+
+	/* Pick a trap */
+	while (1)
+	{
+		/* Hack -- pick a trap */
+		feat = normal_traps[randint0(MAX_NORMAL_TRAPS)];
+
+		/* Accept non-trapdoors */
+		if (!have_flag(f_info[feat].flags, FF_MORE)) break;
+
+		/* Hack -- no trap doors on special levels */
+		if (p_ptr->inside_arena || quest_number(current_floor_ptr->dun_level)) continue;
+
+		/* Hack -- no trap doors on the deepest level */
+		if (current_floor_ptr->dun_level >= d_info[p_ptr->dungeon_idx].maxdepth) continue;
+
+		break;
+	}
+
+	return feat;
+}
+
+/*!
+* @brief マスに存在する隠しトラップを公開する /
+* Disclose an invisible trap
+* @param y 秘匿したいマスのY座標
+* @param x 秘匿したいマスのX座標
+* @return なし
+*/
+void disclose_grid(POSITION y, POSITION x)
+{
+	grid_type *g_ptr = &current_floor_ptr->grid_array[y][x];
+
+	if (cave_have_flag_grid(g_ptr, FF_SECRET))
+	{
+		/* No longer hidden */
+		cave_alter_feat(y, x, FF_SECRET);
+	}
+	else if (g_ptr->mimic)
+	{
+		/* No longer hidden */
+		g_ptr->mimic = 0;
+
+		note_spot(y, x);
+		lite_spot(y, x);
+	}
+}
+
+/*!
+* @brief マスをトラップを配置する /
+* The location must be a legal, naked, floor grid.
+* @param y 配置したいマスのY座標
+* @param x 配置したいマスのX座標
+* @return
+* Note that all traps start out as "invisible" and "untyped", and then\n
+* when they are "discovered" (by detecting them or setting them off),\n
+* the trap is "instantiated" as a visible, "typed", trap.\n
+*/
+void place_trap(POSITION y, POSITION x)
+{
+	grid_type *g_ptr = &current_floor_ptr->grid_array[y][x];
+
+	/* Paranoia -- verify location */
+	if (!in_bounds(y, x)) return;
+
+	/* Require empty, clean, floor grid */
+	if (!cave_clean_bold(y, x)) return;
+
+	/* Place an invisible trap */
+	g_ptr->mimic = g_ptr->feat;
+	g_ptr->feat = choose_random_trap();
+}
+
+
+
+/*!
+* @brief プレイヤーへのトラップ命中判定 /
+* Determine if a trap affects the player.
+* @param power 基本回避難度
+* @return トラップが命中した場合TRUEを返す。
+* @details
+* Always miss 5% of the time, Always hit 5% of the time.
+* Otherwise, match trap power against player armor.
+*/
+static int check_hit(int power)
+{
+	int k;
+	ARMOUR_CLASS ac;
+
+	/* Percentile dice */
+	k = randint0(100);
+
+	/* Hack -- 5% hit, 5% miss */
+	if (k < 10) return (k < 5);
+
+	if (p_ptr->pseikaku == SEIKAKU_NAMAKE)
+		if (one_in_(20)) return (TRUE);
+
+	/* Paranoia -- No power */
+	if (power <= 0) return (FALSE);
+
+	/* Total armor */
+	ac = p_ptr->ac + p_ptr->to_a;
+
+	/* Power competes against Armor */
+	if (randint1(power) > ((ac * 3) / 4)) return (TRUE);
+
+	/* Assume miss */
+	return (FALSE);
+}
+
+
+/*!
+* @brief 落とし穴系トラップの判定とプレイヤーの被害処理
+* @param trap_feat_type トラップの種別ID
+* @return なし
+*/
+static void hit_trap_pit(int trap_feat_type)
+{
+	HIT_POINT dam;
+	concptr trap_name = "";
+	concptr spike_name = "";
+
+	switch (trap_feat_type)
+	{
+	case TRAP_PIT:
+		trap_name = _("落とし穴", "a pit trap");
+		break;
+	case TRAP_SPIKED_PIT:
+		trap_name = _("スパイクが敷かれた落とし穴", "a spiked pit");
+		spike_name = _("スパイク", "spikes");
+		break;
+	case TRAP_POISON_PIT:
+		trap_name = _("スパイクが敷かれた落とし穴", "a spiked pit");
+		spike_name = _("毒を塗られたスパイク", "poisonous spikes");
+		break;
+	default:
+		return;
+	}
+
+	if (p_ptr->levitation)
+	{
+		msg_format(_("%sを飛び越えた。", "You fly over %s."), trap_name);
+		return;
+	}
+
+	msg_format(_("%sに落ちてしまった！", "You have fallen into %s!"), trap_name);
+
+	/* Base damage */
+	dam = damroll(2, 6);
+
+	/* Extra spike damage */
+	if ((trap_feat_type == TRAP_SPIKED_PIT || trap_feat_type == TRAP_POISON_PIT) &&
+		one_in_(2))
+	{
+		msg_format(_("%sが刺さった！", "You are impaled on %s!"), spike_name);
+
+		dam = dam * 2;
+		(void)set_cut(p_ptr,p_ptr->cut + randint1(dam));
+
+		if (trap_feat_type == TRAP_POISON_PIT) {
+			if (p_ptr->resist_pois || IS_OPPOSE_POIS())
+			{
+				msg_print(_("しかし毒の影響はなかった！", "The poison does not affect you!"));
+			}
+			else
+			{
+				dam = dam * 2;
+				(void)set_poisoned(p_ptr, p_ptr->poisoned + randint1(dam));
+			}
+		}
+	}
+
+	take_hit(p_ptr, DAMAGE_NOESCAPE, dam, trap_name, -1);
+}
+
+/*!
+* @brief ダーツ系トラップ（通常ダメージ）の判定とプレイヤーの被害処理
+* @return ダーツが命中した場合TRUEを返す
+*/
+static bool hit_trap_dart(void)
+{
+	bool hit = FALSE;
+
+	if (check_hit(125))
+	{
+		msg_print(_("小さなダーツが飛んできて刺さった！", "A small dart hits you!"));
+		take_hit(p_ptr, DAMAGE_ATTACK, damroll(1, 4), _("ダーツの罠", "a dart trap"), -1);
+		if (!CHECK_MULTISHADOW(p_ptr)) hit = TRUE;
+	}
+	else
+	{
+		msg_print(_("小さなダーツが飛んできた！が、運良く当たらなかった。", "A small dart barely misses you."));
+	}
+
+	return hit;
+}
+
+/*!
+* @brief ダーツ系トラップ（通常ダメージ＋能力値減少）の判定とプレイヤーの被害処理
+* @param stat 低下する能力値ID
+* @return なし
+*/
+static void hit_trap_lose_stat(int stat)
+{
+	if (hit_trap_dart())
+	{
+		do_dec_stat(p_ptr, stat);
+	}
+}
+
+/*!
+* @brief ダーツ系トラップ（通常ダメージ＋減速）の判定とプレイヤーの被害処理
+* @return なし
+*/
+static void hit_trap_slow(void)
+{
+	if (hit_trap_dart())
+	{
+		set_slow(p_ptr, p_ptr->slow + randint0(20) + 20, FALSE);
+	}
+}
+
+/*!
+* @brief ダーツ系トラップ（通常ダメージ＋状態異常）の判定とプレイヤーの被害処理
+* @param trap_message メッセージの補完文字列
+* @param resist 状態異常に抵抗する判定が出たならTRUE
+* @param set_status 状態異常を指定する関数ポインタ
+* @param current_world_ptr->game_turn 状態異常の追加ターン量
+* @return なし
+*/
+static void hit_trap_set_abnormal_status(concptr trap_message, bool resist, bool(*set_status)(IDX), IDX turn_aux)
+{
+	msg_print(trap_message);
+	if (!resist)
+	{
+		set_status(turn_aux);
+	}
+}
+
+static void hit_trap_set_abnormal_status_p(concptr trap_message, bool resist, bool(*set_status)(player_type *, IDX), IDX turn_aux)
+{
+	msg_print(trap_message);
+	if (!resist)
+	{
+		set_status(p_ptr, turn_aux);
+	}
+}
+
+/*!
+* @brief プレイヤーへのトラップ作動処理メインルーチン /
+* Handle player hitting a real trap
+* @param break_trap 作動後のトラップ破壊が確定しているならばTRUE
+* @return なし
+*/
+void hit_trap(bool break_trap)
+{
+	int i, num, dam;
+	POSITION x = p_ptr->x, y = p_ptr->y;
+	grid_type *g_ptr = &current_floor_ptr->grid_array[y][x];
+	feature_type *f_ptr = &f_info[g_ptr->feat];
+	int trap_feat_type = have_flag(f_ptr->flags, FF_TRAP) ? f_ptr->subtype : NOT_TRAP;
+	concptr name = _("トラップ", "a trap");
+
+	disturb(FALSE, TRUE);
+
+	cave_alter_feat(y, x, FF_HIT_TRAP);
+
+	/* Analyze */
+	switch (trap_feat_type)
+	{
+	case TRAP_TRAPDOOR:
+	{
+		if (p_ptr->levitation)
+		{
+			msg_print(_("落とし戸を飛び越えた。", "You fly over a trap door."));
+		}
+		else
+		{
+			msg_print(_("落とし戸に落ちた！", "You have fallen through a trap door!"));
+			if ((p_ptr->pseikaku == SEIKAKU_COMBAT) || (p_ptr->inventory_list[INVEN_BOW].name1 == ART_CRIMSON))
+				msg_print(_("くっそ～！", ""));
+			else if((p_ptr->pseikaku == SEIKAKU_CHARGEMAN))
+				msg_print(_("ジュラル星人の仕業に違いない！", ""));
+
+
+			sound(SOUND_FALL);
+			dam = damroll(2, 8);
+			name = _("落とし戸", "a trap door");
+
+			take_hit(p_ptr, DAMAGE_NOESCAPE, dam, name, -1);
+
+			/* Still alive and autosave enabled */
+			if (autosave_l && (p_ptr->chp >= 0))
+				do_cmd_save_game(TRUE);
+
+			exe_write_diary(p_ptr, NIKKI_BUNSHOU, 0, _("落とし戸に落ちた", "You have fallen through a trap door!"));
+			prepare_change_floor_mode(CFM_SAVE_FLOORS | CFM_DOWN | CFM_RAND_PLACE | CFM_RAND_CONNECT);
+			p_ptr->leaving = TRUE;
+		}
+		break;
+	}
+
+	case TRAP_PIT:
+	case TRAP_SPIKED_PIT:
+	case TRAP_POISON_PIT:
+	{
+		hit_trap_pit(trap_feat_type);
+		break;
+	}
+
+	case TRAP_TY_CURSE:
+	{
+		msg_print(_("何かがピカッと光った！", "There is a flash of shimmering light!"));
+		num = 2 + randint1(3);
+		for (i = 0; i < num; i++)
+		{
+			(void)summon_specific(0, y, x, current_floor_ptr->dun_level, 0, (PM_ALLOW_GROUP | PM_ALLOW_UNIQUE | PM_NO_PET));
+		}
+
+		if (current_floor_ptr->dun_level > randint1(100)) /* No nasty effect for low levels */
+		{
+			bool stop_ty = FALSE;
+			int count = 0;
+
+			do
+			{
+				stop_ty = activate_ty_curse(stop_ty, &count);
+			} while (one_in_(6));
+		}
+		break;
+	}
+
+	case TRAP_TELEPORT:
+	{
+		msg_print(_("テレポート・トラップにひっかかった！", "You hit a teleport trap!"));
+		teleport_player(100, TELEPORT_PASSIVE);
+		break;
+	}
+
+	case TRAP_FIRE:
+	{
+		msg_print(_("炎に包まれた！", "You are enveloped in flames!"));
+		dam = damroll(4, 6);
+		(void)fire_dam(dam, _("炎のトラップ", "a fire trap"), -1, FALSE);
+		break;
+	}
+
+	case TRAP_ACID:
+	{
+		msg_print(_("酸が吹きかけられた！", "You are splashed with acid!"));
+		dam = damroll(4, 6);
+		(void)acid_dam(dam, _("酸のトラップ", "an acid trap"), -1, FALSE);
+		break;
+	}
+
+	case TRAP_SLOW:
+	{
+		hit_trap_slow();
+		break;
+	}
+
+	case TRAP_LOSE_STR:
+	{
+		hit_trap_lose_stat(A_STR);
+		break;
+	}
+
+	case TRAP_LOSE_DEX:
+	{
+		hit_trap_lose_stat(A_DEX);
+		break;
+	}
+
+	case TRAP_LOSE_CON:
+	{
+		hit_trap_lose_stat(A_CON);
+		break;
+	}
+
+	case TRAP_BLIND:
+	{
+		hit_trap_set_abnormal_status_p(
+			_("黒いガスに包み込まれた！", "A black gas surrounds you!"),
+			p_ptr->resist_blind,
+			set_blind, p_ptr->blind + (TIME_EFFECT)randint0(50) + 25);
+		break;
+	}
+
+	case TRAP_CONFUSE:
+	{
+		hit_trap_set_abnormal_status_p(
+			_("きらめくガスに包み込まれた！", "A gas of scintillating colors surrounds you!"),
+			p_ptr->resist_conf,
+			set_confused, p_ptr->confused + (TIME_EFFECT)randint0(20) + 10);
+		break;
+	}
+
+	case TRAP_POISON:
+	{
+		hit_trap_set_abnormal_status_p(
+			_("刺激的な緑色のガスに包み込まれた！", "A pungent green gas surrounds you!"),
+			p_ptr->resist_pois || IS_OPPOSE_POIS(),
+			set_poisoned, p_ptr->poisoned + (TIME_EFFECT)randint0(20) + 10);
+		break;
+	}
+
+	case TRAP_SLEEP:
+	{
+		msg_print(_("奇妙な白い霧に包まれた！", "A strange white mist surrounds you!"));
+		if (!p_ptr->free_act)
+		{
+			msg_print(_("あなたは眠りに就いた。", "You fall asleep."));
+
+			if (ironman_nightmare)
+			{
+				msg_print(_("身の毛もよだつ光景が頭に浮かんだ。", "A horrible vision enters your mind."));
+
+				/* Have some nightmares */
+				sanity_blast(p_ptr, NULL, FALSE);
+
+			}
+			(void)set_paralyzed(p_ptr, p_ptr->paralyzed + randint0(10) + 5);
+		}
+		break;
+	}
+
+	case TRAP_TRAPS:
+	{
+		msg_print(_("まばゆい閃光が走った！", "There is a bright flash of light!"));
+		/* Make some new traps */
+		project(0, 1, y, x, 0, GF_MAKE_TRAP, PROJECT_HIDE | PROJECT_JUMP | PROJECT_GRID, -1);
+
+		break;
+	}
+
+	case TRAP_ALARM:
+	{
+		msg_print(_("けたたましい音が鳴り響いた！", "An alarm sounds!"));
+
+		aggravate_monsters(0);
+
+		break;
+	}
+
+	case TRAP_OPEN:
+	{
+		msg_print(_("大音響と共にまわりの壁が崩れた！", "Suddenly, surrounding walls are opened!"));
+		(void)project(0, 3, y, x, 0, GF_DISINTEGRATE, PROJECT_GRID | PROJECT_HIDE, -1);
+		(void)project(0, 3, y, x - 4, 0, GF_DISINTEGRATE, PROJECT_GRID | PROJECT_HIDE, -1);
+		(void)project(0, 3, y, x + 4, 0, GF_DISINTEGRATE, PROJECT_GRID | PROJECT_HIDE, -1);
+		aggravate_monsters(0);
+
+		break;
+	}
+
+	case TRAP_ARMAGEDDON:
+	{
+		static int levs[10] = { 0, 0, 20, 10, 5, 3, 2, 1, 1, 1 };
+		int evil_idx = 0, good_idx = 0;
+
+		DEPTH lev;
+		msg_print(_("突然天界の戦争に巻き込まれた！", "Suddenly, you are surrounded by immotal beings!"));
+
+		/* Summon Demons and Angels */
+		for (lev = current_floor_ptr->dun_level; lev >= 20; lev -= 1 + lev / 16)
+		{
+			num = levs[MIN(lev / 10, 9)];
+			for (i = 0; i < num; i++)
+			{
+				POSITION x1 = rand_spread(x, 7);
+				POSITION y1 = rand_spread(y, 5);
+
+				if (!in_bounds(y1, x1)) continue;
+
+				/* Require line of projection */
+				if (!projectable(p_ptr->y, p_ptr->x, y1, x1)) continue;
+
+				if (summon_specific(0, y1, x1, lev, SUMMON_ARMAGE_EVIL, (PM_NO_PET)))
+					evil_idx = hack_m_idx_ii;
+
+				if (summon_specific(0, y1, x1, lev, SUMMON_ARMAGE_GOOD, (PM_NO_PET)))
+				{
+					good_idx = hack_m_idx_ii;
+				}
+
+				/* Let them fight each other */
+				if (evil_idx && good_idx)
+				{
+					monster_type *evil_ptr = &current_floor_ptr->m_list[evil_idx];
+					monster_type *good_ptr = &current_floor_ptr->m_list[good_idx];
+					evil_ptr->target_y = good_ptr->fy;
+					evil_ptr->target_x = good_ptr->fx;
+					good_ptr->target_y = evil_ptr->fy;
+					good_ptr->target_x = evil_ptr->fx;
+				}
+			}
+		}
+		break;
+	}
+
+	case TRAP_PIRANHA:
+	{
+		msg_print(_("突然壁から水が溢れ出した！ピラニアがいる！", "Suddenly, the room is filled with water with piranhas!"));
+
+		/* Water fills room */
+		fire_ball_hide(GF_WATER_FLOW, 0, 1, 10);
+
+		/* Summon Piranhas */
+		num = 1 + current_floor_ptr->dun_level / 20;
+		for (i = 0; i < num; i++)
+		{
+			(void)summon_specific(0, y, x, current_floor_ptr->dun_level, SUMMON_PIRANHAS, (PM_ALLOW_GROUP | PM_NO_PET));
+		}
+		break;
+	}
+	}
+
+	if (break_trap && is_trap(g_ptr->feat))
+	{
+		cave_alter_feat(y, x, FF_DISARM);
+		msg_print(_("トラップを粉砕した。", "You destroyed the trap."));
+	}
+}