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Add Doxygen comment to cmd1.c.
[hengband/hengband.git] / src / cmd1.c
index 8bd007b..d9d820c 100644 (file)
@@ -1,6 +1,8 @@
-/* File: cmd1.c */
-
-/*
+/*!
+ *  @file cmd1.c
+ *  @brief ¥×¥ì¥¤¥ä¡¼¤Î¥³¥Þ¥ó¥É½èÍý1 / Movement commands (part 1)
+ *  @date 2014/01/02
+ *  @author
  * Copyright (c) 1997 Ben Harrison, James E. Wilson, Robert A. Koeneke
  *
  * This software may be copied and distributed for educational, research,
  * are included in all such copies.  Other copyrights may also apply.
  */
 
-/* Purpose: Movement commands (part 1) */
 
 #include "angband.h"
-#define MAX_VAMPIRIC_DRAIN 50
+#define MAX_VAMPIRIC_DRAIN 50 /*!< µÛ·ì½èÍý¤ÎºÇÂç²óÉüHP */
 
 
-/*
+/*!
+ * @brief ¥×¥ì¥¤¥ä¡¼¤«¤é¥â¥ó¥¹¥¿¡¼¤Ø¤Î¼Í·âÌ¿ÃæȽÄê /
  * Determine if the player "hits" a monster (normal combat).
- * Note -- Always miss 5%, always hit 5%, otherwise random.
+ * @param chance ´ðËÜÌ¿ÃæÃÍ
+ * @param m_ptr ¥â¥ó¥¹¥¿¡¼¤Î¹½Â¤Âλ²¾È¥Ý¥¤¥ó¥¿
+ * @param vis ÌÜɸ¤ò»ë³¦¤ËÊá¤é¤¨¤Æ¤¤¤ë¤Ê¤é¤ÐTRUE¤ò»ØÄê
+ * @param o_name ¥á¥Ã¥»¡¼¥¸É½¼¨»þ¤Î¥â¥ó¥¹¥¿¡¼Ì¾
+ * @return Ì¿Ãæ¤ÈȽÄꤵ¤ì¤¿¾ì¹çTRUE¤òÊÖ¤¹
+ * @note Always miss 5%, always hit 5%, otherwise random.
  */
-bool test_hit_fire(int chance, int ac, int vis)
+bool test_hit_fire(int chance, monster_type *m_ptr, int vis, char* o_name)
 {
-       int k;
+       int k, ac;
+       monster_race *r_ptr = &r_info[m_ptr->r_idx];
+       
+       ac = r_ptr->ac;
+       if(m_ptr->r_idx == MON_GOEMON && !MON_CSLEEP(m_ptr)) ac *= 3;
 
        /* Percentile dice */
        k = randint0(100);
-
+       
+       /* Snipers with high-concentration reduce instant miss percentage.*/
+       k += p_ptr->concent;
+       
        /* Hack -- Instant miss or hit */
        if (k < 10) return (k < 5);
 
@@ -38,7 +52,18 @@ bool test_hit_fire(int chance, int ac, int vis)
        if (!vis) chance = (chance + 1) / 2;
 
        /* Power competes against armor */
-       if (randint0(chance) < (ac * 3 / 4)) return (FALSE);
+       if (randint0(chance) < (ac * 3 / 4))
+       {
+               if(m_ptr->r_idx == MON_GOEMON && !MON_CSLEEP(m_ptr))
+               {
+                       char m_name[80];
+                       
+                       /* Extract monster name */
+                       monster_desc(m_name, m_ptr, 0);
+                       msg_format(_("%s¤Ï%s¤ò»Â¤ê¼Î¤Æ¤¿¡ª", "%s cuts down %s!"), m_name, o_name);
+               }
+               return (FALSE);
+       }
 
        /* Assume hit */
        return (TRUE);
@@ -46,10 +71,14 @@ bool test_hit_fire(int chance, int ac, int vis)
 
 
 
-/*
+/*!
+ * @brief ¥×¥ì¥¤¥ä¡¼¤«¤é¥â¥ó¥¹¥¿¡¼¤Ø¤ÎÂÇ·âÌ¿ÃæȽÄê /
  * Determine if the player "hits" a monster (normal combat).
- *
- * Note -- Always miss 5%, always hit 5%, otherwise random.
+ * @param chance ´ðËÜÌ¿ÃæÃÍ
+ * @param ac ¥â¥ó¥¹¥¿¡¼¤ÎAC
+ * @param vis ÌÜɸ¤ò»ë³¦¤ËÊá¤é¤¨¤Æ¤¤¤ë¤Ê¤é¤ÐTRUE¤ò»ØÄê
+ * @return Ì¿Ãæ¤ÈȽÄꤵ¤ì¤¿¾ì¹çTRUE¤òÊÖ¤¹
+ * @note Always miss 5%, always hit 5%, otherwise random.
  */
 bool test_hit_norm(int chance, int ac, int vis)
 {
@@ -79,23 +108,42 @@ bool test_hit_norm(int chance, int ac, int vis)
 
 
 
-/*
- * Critical hits (from objects thrown by player)
- * Factor in item weight, total plusses, and player level.
+/*!
+ * @brief ¥×¥ì¥¤¥ä¡¼¤«¤é¥â¥ó¥¹¥¿¡¼¤Ø¤Î¼Í·â¥¯¥ê¥Æ¥£¥«¥ëȽÄê /
+ * Critical hits (from objects thrown by player) Factor in item weight, total plusses, and player level.
+ * @param weight ÌðÃƤνÅÎÌ
+ * @param plus_ammo ÌðÃƤÎÌ¿Ã潤Àµ
+ * @param plus_bow µÝ¤ÎÌ¿Ã潤Àµ
+ * @param dam ¸½ºß»»½ÐÃæ¤Î¥À¥á¡¼¥¸ÃÍ
+ * @return ¥¯¥ê¥Æ¥£¥«¥ë½¤Àµ¤¬Æþ¤Ã¤¿¥À¥á¡¼¥¸ÃÍ
  */
-s16b critical_shot(int weight, int plus, int dam)
+s16b critical_shot(int weight, int plus_ammo, int plus_bow, int dam)
 {
        int i, k;
-
+       object_type *j_ptr =  &inventory[INVEN_BOW];
+       
        /* Extract "shot" power */
-       i = (weight + ((p_ptr->to_h_b + plus) * 4) + (p_ptr->lev * 2));
-
+       i = p_ptr->to_h_b + plus_ammo;
+       
+       if (p_ptr->tval_ammo == TV_BOLT)
+               i = (p_ptr->skill_thb + (p_ptr->weapon_exp[0][j_ptr->sval] / 400 + i) * BTH_PLUS_ADJ);
+       else
+               i = (p_ptr->skill_thb + ((p_ptr->weapon_exp[0][j_ptr->sval] - (WEAPON_EXP_MASTER / 2)) / 200 + i) * BTH_PLUS_ADJ);
+
+       
+       /* Snipers can shot more critically with crossbows */
+       if (p_ptr->concent) i += ((i * p_ptr->concent) / 5);
+       if ((p_ptr->pclass == CLASS_SNIPER) && (p_ptr->tval_ammo == TV_BOLT)) i *= 2;
+       
+       /* Good bow makes more critical */
+       i += plus_bow * 8 * (p_ptr->concent ? p_ptr->concent + 5 : 5);
+       
        /* Critical hit */
-       if (randint1(5000) <= i)
+       if (randint1(10000) <= i)
        {
-               k = weight + randint1(500);
+               k = weight * randint1(500);
 
-               if (k < 500)
+               if (k < 900)
                {
 #ifdef JP
                        msg_print("¼ê¤´¤¿¤¨¤¬¤¢¤Ã¤¿¡ª");
@@ -103,9 +151,9 @@ s16b critical_shot(int weight, int plus, int dam)
                        msg_print("It was a good hit!");
 #endif
 
-                       dam = 2 * dam + 5;
+                       dam += (dam / 2);
                }
-               else if (k < 1000)
+               else if (k < 1350)
                {
 #ifdef JP
                        msg_print("¤«¤Ê¤ê¤Î¼ê¤´¤¿¤¨¤¬¤¢¤Ã¤¿¡ª");
@@ -113,7 +161,7 @@ s16b critical_shot(int weight, int plus, int dam)
                        msg_print("It was a great hit!");
 #endif
 
-                       dam = 2 * dam + 10;
+                       dam *= 2;
                }
                else
                {
@@ -123,7 +171,7 @@ s16b critical_shot(int weight, int plus, int dam)
                        msg_print("It was a superb hit!");
 #endif
 
-                       dam = 3 * dam + 15;
+                       dam *= 3;
                }
        }
 
@@ -132,17 +180,22 @@ s16b critical_shot(int weight, int plus, int dam)
 
 
 
-/*
- * Critical hits (by player)
- *
- * Factor in weapon weight, total plusses, player level.
+/*!
+ * @brief ¥×¥ì¥¤¥ä¡¼¤«¤é¥â¥ó¥¹¥¿¡¼¤Ø¤ÎÂǷ⥯¥ê¥Æ¥£¥«¥ëȽÄê /
+ * Critical hits (by player) Factor in weapon weight, total plusses, player melee bonus
+ * @param weight ÌðÃƤνÅÎÌ
+ * @param plus Éð´ï¤ÎÌ¿Ã潤Àµ
+ * @param dam ¸½ºß»»½ÐÃæ¤Î¥À¥á¡¼¥¸ÃÍ
+ * @param meichuu ÂÇ·â¤Î´ðËÜÌ¿ÃæÎÏ
+ * @param mode ¥ª¥×¥·¥ç¥ó¥Õ¥é¥°
+ * @return ¥¯¥ê¥Æ¥£¥«¥ë½¤Àµ¤¬Æþ¤Ã¤¿¥À¥á¡¼¥¸ÃÍ
  */
 s16b critical_norm(int weight, int plus, int dam, s16b meichuu, int mode)
 {
        int i, k;
-
+       
        /* Extract "blow" power */
-       i = (weight + (meichuu * 3 + plus * 5) + (p_ptr->lev * 3));
+       i = (weight + (meichuu * 3 + plus * 5) + p_ptr->skill_thn);
 
        /* Chance */
        if ((randint1((p_ptr->pclass == CLASS_NINJA) ? 4444 : 5000) <= i) || (mode == HISSATSU_MAJIN) || (mode == HISSATSU_3DAN))
@@ -207,441 +260,198 @@ s16b critical_norm(int weight, int plus, int dam, s16b meichuu, int mode)
 
 
 
-/*
- * Extract the "total damage" from a given object hitting a given monster.
- *
- * Note that "flasks of oil" do NOT do fire damage, although they
- * certainly could be made to do so.  XXX XXX
- *
- * Note that most brands and slays are x3, except Slay Animal (x2),
- * Slay Evil (x2), and Kill dragon (x5).
+/*!
+ * @brief ¥×¥ì¥¤¥ä¡¼¹¶·â¤Î¼ï²¥¹¥ì¥¤¥ó¥°ÇÜΨ·×»»
+ * @param mult »»½ÐÁ°¤Î´ðËÜÇÜΨ(/10ÇÜ)
+ * @param flgs ¥¹¥ì¥¤¥Õ¥é¥°ÇÛÎó
+ * @param m_ptr ÌÜɸ¥â¥ó¥¹¥¿¡¼¤Î¹½Â¤Âλ²¾È¥Ý¥¤¥ó¥¿
+ * @return ¥¹¥ì¥¤¥ó¥°²ÃÌ£¸å¤ÎÇÜΨ(/10ÇÜ)
  */
-s16b tot_dam_aux(object_type *o_ptr, int tdam, monster_type *m_ptr, int mode, bool thrown)
+static int mult_slaying(int mult, const u32b* flgs, const monster_type* m_ptr)
 {
-       int mult = 10;
-
-       monster_race *r_ptr = &r_info[m_ptr->r_idx];
-
-       u32b flgs[TR_FLAG_SIZE];
-
-       /* Extract the flags */
-       object_flags(o_ptr, flgs);
-
-       /* Some "weapons" and "ammo" do extra damage */
-       switch (o_ptr->tval)
+       static const struct slay_table_t {
+               int slay_flag;
+               u32b affect_race_flag;
+               int slay_mult;
+               size_t flag_offset;
+               size_t r_flag_offset;
+       } slay_table[] = {
+#define OFFSET(X) offsetof(monster_race, X)
+               {TR_SLAY_ANIMAL, RF3_ANIMAL, 25, OFFSET(flags3), OFFSET(r_flags3)},
+               {TR_KILL_ANIMAL, RF3_ANIMAL, 40, OFFSET(flags3), OFFSET(r_flags3)},
+               {TR_SLAY_EVIL,   RF3_EVIL,   20, OFFSET(flags3), OFFSET(r_flags3)},
+               {TR_KILL_EVIL,   RF3_EVIL,   35, OFFSET(flags3), OFFSET(r_flags3)},
+               {TR_SLAY_GOOD,   RF3_GOOD,   20, OFFSET(flags3), OFFSET(r_flags3)},
+               {TR_KILL_GOOD,   RF3_GOOD,   35, OFFSET(flags3), OFFSET(r_flags3)},
+               {TR_SLAY_HUMAN,  RF2_HUMAN,  25, OFFSET(flags2), OFFSET(r_flags2)},
+               {TR_KILL_HUMAN,  RF2_HUMAN,  40, OFFSET(flags2), OFFSET(r_flags2)},
+               {TR_SLAY_UNDEAD, RF3_UNDEAD, 30, OFFSET(flags3), OFFSET(r_flags3)},
+               {TR_KILL_UNDEAD, RF3_UNDEAD, 50, OFFSET(flags3), OFFSET(r_flags3)},
+               {TR_SLAY_DEMON,  RF3_DEMON,  30, OFFSET(flags3), OFFSET(r_flags3)},
+               {TR_KILL_DEMON,  RF3_DEMON,  50, OFFSET(flags3), OFFSET(r_flags3)},
+               {TR_SLAY_ORC,    RF3_ORC,    30, OFFSET(flags3), OFFSET(r_flags3)},
+               {TR_KILL_ORC,    RF3_ORC,    50, OFFSET(flags3), OFFSET(r_flags3)},
+               {TR_SLAY_TROLL,  RF3_TROLL,  30, OFFSET(flags3), OFFSET(r_flags3)},
+               {TR_KILL_TROLL,  RF3_TROLL,  50, OFFSET(flags3), OFFSET(r_flags3)},
+               {TR_SLAY_GIANT,  RF3_GIANT,  30, OFFSET(flags3), OFFSET(r_flags3)},
+               {TR_KILL_GIANT,  RF3_GIANT,  50, OFFSET(flags3), OFFSET(r_flags3)},
+               {TR_SLAY_DRAGON, RF3_DRAGON, 30, OFFSET(flags3), OFFSET(r_flags3)},
+               {TR_KILL_DRAGON, RF3_DRAGON, 50, OFFSET(flags3), OFFSET(r_flags3)},
+#undef OFFSET
+       };
+       int i;
+       monster_race* r_ptr = &r_info[m_ptr->r_idx];
+
+       for (i = 0; i < sizeof(slay_table) / sizeof(slay_table[0]); ++ i)
        {
-               case TV_SHOT:
-               case TV_ARROW:
-               case TV_BOLT:
-               case TV_HAFTED:
-               case TV_POLEARM:
-               case TV_SWORD:
-               case TV_DIGGING:
-               {
-                       /* Slay Animal */
-                       if ((have_flag(flgs, TR_SLAY_ANIMAL)) &&
-                           (r_ptr->flags3 & RF3_ANIMAL))
-                       {
-                               if (is_original_ap_and_seen(m_ptr))
-                               {
-                                       r_ptr->r_flags3 |= RF3_ANIMAL;
-                               }
-
-                               if (mult < 25) mult = 25;
-                       }
-
-                       /* Execute Animal */
-                       if ((have_flag(flgs, TR_KILL_ANIMAL)) &&
-                           (r_ptr->flags3 & RF3_ANIMAL))
-                       {
-                               if (is_original_ap_and_seen(m_ptr))
-                               {
-                                       r_ptr->r_flags3 |= RF3_ANIMAL;
-                               }
+               const struct slay_table_t* p = &slay_table[i];
 
-                               if (mult < 40) mult = 40;
-                       }
-
-                       /* Slay Evil */
-                       if ((have_flag(flgs, TR_SLAY_EVIL)) &&
-                           (r_ptr->flags3 & RF3_EVIL))
-                       {
-                               if (is_original_ap_and_seen(m_ptr))
-                               {
-                                       r_ptr->r_flags3 |= RF3_EVIL;
-                               }
-
-                               if (mult < 20) mult = 20;
-                       }
-
-                       /* Execute Evil */
-                       if ((have_flag(flgs, TR_KILL_EVIL)) &&
-                           (r_ptr->flags3 & RF3_EVIL))
-                       {
-                               if (is_original_ap_and_seen(m_ptr))
-                               {
-                                       r_ptr->r_flags3 |= RF3_EVIL;
-                               }
-
-                               if (mult < 35) mult = 35;
-                       }
-
-                       /* Slay Human */
-                       if ((have_flag(flgs, TR_SLAY_HUMAN)) &&
-                           (r_ptr->flags2 & RF2_HUMAN))
-                       {
-                               if (is_original_ap_and_seen(m_ptr))
-                               {
-                                       r_ptr->r_flags2 |= RF2_HUMAN;
-                               }
-
-                               if (mult < 25) mult = 25;
-                       }
-
-                       /* Execute Human */
-                       if ((have_flag(flgs, TR_KILL_HUMAN)) &&
-                           (r_ptr->flags2 & RF2_HUMAN))
-                       {
-                               if (is_original_ap_and_seen(m_ptr))
-                               {
-                                       r_ptr->r_flags2 |= RF2_HUMAN;
-                               }
-
-                               if (mult < 40) mult = 40;
-                       }
-
-                       /* Slay Undead */
-                       if ((have_flag(flgs, TR_SLAY_UNDEAD)) &&
-                           (r_ptr->flags3 & RF3_UNDEAD))
-                       {
-                               if (is_original_ap_and_seen(m_ptr))
-                               {
-                                       r_ptr->r_flags3 |= RF3_UNDEAD;
-                               }
-
-                               if (mult < 30) mult = 30;
-                       }
-
-                       /* Execute Undead */
-                       if ((have_flag(flgs, TR_KILL_UNDEAD)) &&
-                           (r_ptr->flags3 & RF3_UNDEAD))
-                       {
-                               if (is_original_ap_and_seen(m_ptr))
-                               {
-                                       r_ptr->r_flags3 |= RF3_UNDEAD;
-                               }
-
-                               if (mult < 50) mult = 50;
-                       }
-
-                       /* Slay Demon */
-                       if ((have_flag(flgs, TR_SLAY_DEMON)) &&
-                           (r_ptr->flags3 & RF3_DEMON))
-                       {
-                               if (is_original_ap_and_seen(m_ptr))
-                               {
-                                       r_ptr->r_flags3 |= RF3_DEMON;
-                               }
-
-                               if (mult < 30) mult = 30;
-                       }
-
-                       /* Execute Demon */
-                       if ((have_flag(flgs, TR_KILL_DEMON)) &&
-                           (r_ptr->flags3 & RF3_DEMON))
-                       {
-                               if (is_original_ap_and_seen(m_ptr))
-                               {
-                                       r_ptr->r_flags3 |= RF3_DEMON;
-                               }
-
-                               if (mult < 50) mult = 50;
-                       }
-
-                       /* Slay Orc */
-                       if ((have_flag(flgs, TR_SLAY_ORC)) &&
-                           (r_ptr->flags3 & RF3_ORC))
-                       {
-                               if (is_original_ap_and_seen(m_ptr))
-                               {
-                                       r_ptr->r_flags3 |= RF3_ORC;
-                               }
-
-                               if (mult < 30) mult = 30;
-                       }
-
-                       /* Execute Orc */
-                       if ((have_flag(flgs, TR_KILL_ORC)) &&
-                           (r_ptr->flags3 & RF3_ORC))
+               if ((have_flag(flgs, p->slay_flag)) &&
+                   (atoffset(u32b, r_ptr, p->flag_offset) & p->affect_race_flag))
+               {
+                       if (is_original_ap_and_seen(m_ptr))
                        {
-                               if (is_original_ap_and_seen(m_ptr))
-                               {
-                                       r_ptr->r_flags3 |= RF3_ORC;
-                               }
-
-                               if (mult < 50) mult = 50;
+                               atoffset(u32b, r_ptr, p->r_flag_offset) |= p->affect_race_flag;
                        }
 
-                       /* Slay Troll */
-                       if ((have_flag(flgs, TR_SLAY_TROLL)) &&
-                           (r_ptr->flags3 & RF3_TROLL))
-                       {
-                               if (is_original_ap_and_seen(m_ptr))
-                               {
-                                       r_ptr->r_flags3 |= RF3_TROLL;
-                               }
-
-                               if (mult < 30) mult = 30;
-                       }
-
-                       /* Execute Troll */
-                       if ((have_flag(flgs, TR_KILL_TROLL)) &&
-                           (r_ptr->flags3 & RF3_TROLL))
-                       {
-                               if (is_original_ap_and_seen(m_ptr))
-                               {
-                                       r_ptr->r_flags3 |= RF3_TROLL;
-                               }
-
-                               if (mult < 50) mult = 50;
-                       }
+                       mult = MAX(mult, p->slay_mult);
+               }
+       }
 
-                       /* Slay Giant */
-                       if ((have_flag(flgs, TR_SLAY_GIANT)) &&
-                           (r_ptr->flags3 & RF3_GIANT))
-                       {
-                               if (is_original_ap_and_seen(m_ptr))
-                               {
-                                       r_ptr->r_flags3 |= RF3_GIANT;
-                               }
+       return mult;
+}
 
-                               if (mult < 30) mult = 30;
-                       }
+/*!
+ * @brief ¥×¥ì¥¤¥ä¡¼¹¶·â¤Î°À­¥¹¥ì¥¤¥ó¥°ÇÜΨ·×»»
+ * @param mult »»½ÐÁ°¤Î´ðËÜÇÜΨ(/10ÇÜ)
+ * @param flgs ¥¹¥ì¥¤¥Õ¥é¥°ÇÛÎó
+ * @param m_ptr ÌÜɸ¥â¥ó¥¹¥¿¡¼¤Î¹½Â¤Âλ²¾È¥Ý¥¤¥ó¥¿
+ * @return ¥¹¥ì¥¤¥ó¥°²ÃÌ£¸å¤ÎÇÜΨ(/10ÇÜ)
+ */
+static int mult_brand(int mult, const u32b* flgs, const monster_type* m_ptr)
+{
+       static const struct brand_table_t {
+               int brand_flag;
+               u32b resist_mask;
+               u32b hurt_flag;
+       } brand_table[] = {
+               {TR_BRAND_ACID, RFR_EFF_IM_ACID_MASK, 0U           },
+               {TR_BRAND_ELEC, RFR_EFF_IM_ELEC_MASK, 0U           },
+               {TR_BRAND_FIRE, RFR_EFF_IM_FIRE_MASK, RF3_HURT_FIRE},
+               {TR_BRAND_COLD, RFR_EFF_IM_COLD_MASK, RF3_HURT_COLD},
+               {TR_BRAND_POIS, RFR_EFF_IM_POIS_MASK, 0U           },
+       };
+       int i;
+       monster_race* r_ptr = &r_info[m_ptr->r_idx];
+
+       for (i = 0; i < sizeof(brand_table) / sizeof(brand_table[0]); ++ i)
+       {
+               const struct brand_table_t* p = &brand_table[i];
 
-                       /* Execute Giant */
-                       if ((have_flag(flgs, TR_KILL_GIANT)) &&
-                           (r_ptr->flags3 & RF3_GIANT))
+               if (have_flag(flgs, p->brand_flag))
+               {
+                       /* Notice immunity */
+                       if (r_ptr->flagsr & p->resist_mask)
                        {
                                if (is_original_ap_and_seen(m_ptr))
                                {
-                                       r_ptr->r_flags3 |= RF3_GIANT;
+                                       r_ptr->r_flagsr |= (r_ptr->flagsr & p->resist_mask);
                                }
-
-                               if (mult < 50) mult = 50;
                        }
 
-                       /* Slay Dragon  */
-                       if ((have_flag(flgs, TR_SLAY_DRAGON)) &&
-                           (r_ptr->flags3 & RF3_DRAGON))
+                       /* Otherwise, take the damage */
+                       else if (r_ptr->flags3 & p->hurt_flag)
                        {
                                if (is_original_ap_and_seen(m_ptr))
                                {
-                                       r_ptr->r_flags3 |= RF3_DRAGON;
+                                       r_ptr->r_flags3 |= p->hurt_flag;
                                }
 
-                               if (mult < 30) mult = 30;
+                               mult = MAX(mult, 50);
                        }
-
-                       /* Execute Dragon */
-                       if ((have_flag(flgs, TR_KILL_DRAGON)) &&
-                           (r_ptr->flags3 & RF3_DRAGON))
+                       else
                        {
-                               if (is_original_ap_and_seen(m_ptr))
-                               {
-                                       r_ptr->r_flags3 |= RF3_DRAGON;
-                               }
-
-                               if (mult < 50) mult = 50;
-
-                               if ((o_ptr->name1 == ART_NOTHUNG) && (m_ptr->r_idx == MON_FAFNER))
-                                       mult *= 3;
+                               mult = MAX(mult, 25);
                        }
+               }
+       }
 
-                       /* Brand (Acid) */
-                       if (have_flag(flgs, TR_BRAND_ACID) || ((p_ptr->special_attack & (ATTACK_ACID)) && !thrown))
-                       {
-                               /* Notice immunity */
-                               if (r_ptr->flagsr & RFR_EFF_IM_ACID_MASK)
-                               {
-                                       if (is_original_ap_and_seen(m_ptr))
-                                       {
-                                               r_ptr->r_flagsr |= (r_ptr->flagsr & RFR_EFF_IM_ACID_MASK);
-                                       }
-                               }
-
-                               /* Otherwise, take the damage */
-                               else
-                               {
-                                       if (mult < 25) mult = 25;
-                               }
-                       }
+       return mult;
+}
 
-                       /* Brand (Elec) */
-                       if (have_flag(flgs, TR_BRAND_ELEC) || ((p_ptr->special_attack & (ATTACK_ELEC)) && !thrown) || (mode == HISSATSU_ELEC))
-                       {
-                               /* Notice immunity */
-                               if (r_ptr->flagsr & RFR_EFF_IM_ELEC_MASK)
-                               {
-                                       if (is_original_ap_and_seen(m_ptr))
-                                       {
-                                               r_ptr->r_flagsr |= (r_ptr->flagsr & RFR_EFF_IM_ELEC_MASK);
-                                       }
-                               }
+/*!
+ * @brief ¥À¥á¡¼¥¸¤Ë¥¹¥ì¥¤Í×ÁǤò²Ã¤¨¤ëÁí¹ç½èÍý¥ë¡¼¥Á¥ó /
+ * Extract the "total damage" from a given object hitting a given monster.
+ * @param o_ptr »ÈÍÑÉð´ï¥ª¥Ö¥¸¥§¥¯¥È¤Î¹½Â¤Âλ²¾È¥Ý¥¤¥ó¥¿
+ * @param tdam ¸½ºß»»½ÐÅÓÃæ¤Î¥À¥á¡¼¥¸ÃÍ
+ * @param m_ptr ÌÜɸ¥â¥ó¥¹¥¿¡¼¤Î¹½Â¤Âλ²¾È¥Ý¥¤¥ó¥¿
+ * @param thrown ¼Í·â½èÍý¤Ê¤é¤ÐTRUE¤ò»ØÄꤹ¤ë
+ * @return Áí¹çŪ¤Ê¥¹¥ì¥¤¤ò²ÃÌ£¤·¤¿¥À¥á¡¼¥¸ÃÍ
+ * @note
+ * Note that "flasks of oil" do NOT do fire damage, although they\n
+ * certainly could be made to do so.  XXX XXX\n
+ *\n
+ * Note that most brands and slays are x3, except Slay Animal (x2),\n
+ * Slay Evil (x2), and Kill dragon (x5).\n
+ */
+s16b tot_dam_aux(object_type *o_ptr, int tdam, monster_type *m_ptr, int mode, bool thrown)
+{
+       int mult = 10;
 
-                               /* Otherwise, take the damage */
-                               else if ((have_flag(flgs, TR_BRAND_ELEC) || ((p_ptr->special_attack & (ATTACK_ELEC)) && !thrown)) && (mode == HISSATSU_ELEC))
-                               {
-                                       if (mult < 70) mult = 70;
-                               }
-                               else if (mode == HISSATSU_ELEC)
-                               {
-                                       if (mult < 50) mult = 50;
-                               }
+       u32b flgs[TR_FLAG_SIZE];
 
-                               else
-                               {
-                                       if (mult < 25) mult = 25;
-                               }
-                       }
+       /* Extract the flags */
+       object_flags(o_ptr, flgs);
+       torch_flags(o_ptr, flgs); /* torches has secret flags */
 
-                       /* Brand (Fire) */
-                       if (have_flag(flgs, TR_BRAND_FIRE) || ((p_ptr->special_attack & (ATTACK_FIRE)) && !thrown) || (mode == HISSATSU_FIRE))
-                       {
-                               /* Notice immunity */
-                               if (r_ptr->flagsr & RFR_EFF_IM_FIRE_MASK)
-                               {
-                                       if (is_original_ap_and_seen(m_ptr))
-                                       {
-                                               r_ptr->r_flagsr |= (r_ptr->flagsr & RFR_EFF_IM_FIRE_MASK);
-                                       }
-                               }
+       if (!thrown)
+       {
+               /* Magical Swords */
+               if (p_ptr->special_attack & (ATTACK_ACID)) add_flag(flgs, TR_BRAND_ACID);
+               if (p_ptr->special_attack & (ATTACK_COLD)) add_flag(flgs, TR_BRAND_COLD);
+               if (p_ptr->special_attack & (ATTACK_ELEC)) add_flag(flgs, TR_BRAND_ELEC);
+               if (p_ptr->special_attack & (ATTACK_FIRE)) add_flag(flgs, TR_BRAND_FIRE);
+               if (p_ptr->special_attack & (ATTACK_POIS)) add_flag(flgs, TR_BRAND_POIS);
+       }
 
-                               /* Otherwise, take the damage */
-                               else if ((have_flag(flgs, TR_BRAND_FIRE) || ((p_ptr->special_attack & (ATTACK_FIRE)) && !thrown)) && (mode == HISSATSU_FIRE))
-                               {
-                                       if (r_ptr->flags3 & RF3_HURT_FIRE)
-                                       {
-                                               if (mult < 70) mult = 70;
-                                               if (is_original_ap_and_seen(m_ptr))
-                                               {
-                                                       r_ptr->r_flags3 |= RF3_HURT_FIRE;
-                                               }
-                                       }
-                                       else if (mult < 35) mult = 35;
-                               }
-                               else
-                               {
-                                       if (r_ptr->flags3 & RF3_HURT_FIRE)
-                                       {
-                                               if (mult < 50) mult = 50;
-                                               if (is_original_ap_and_seen(m_ptr))
-                                               {
-                                                       r_ptr->r_flags3 |= RF3_HURT_FIRE;
-                                               }
-                                       }
-                                       else if (mult < 25) mult = 25;
-                               }
-                       }
+       /* Hex - Slay Good (Runesword) */
+       if (hex_spelling(HEX_RUNESWORD)) add_flag(flgs, TR_SLAY_GOOD);
 
-                       /* Brand (Cold) */
-                       if (have_flag(flgs, TR_BRAND_COLD) || ((p_ptr->special_attack & (ATTACK_COLD)) && !thrown) || (mode == HISSATSU_COLD))
-                       {
-                               /* Notice immunity */
-                               if (r_ptr->flagsr & RFR_EFF_IM_COLD_MASK)
-                               {
-                                       if (is_original_ap_and_seen(m_ptr))
-                                       {
-                                               r_ptr->r_flagsr |= (r_ptr->flagsr & RFR_EFF_IM_COLD_MASK);
-                                       }
-                               }
-                               /* Otherwise, take the damage */
-                               else if ((have_flag(flgs, TR_BRAND_COLD) || ((p_ptr->special_attack & (ATTACK_COLD)) && !thrown)) && (mode == HISSATSU_COLD))
-                               {
-                                       if (r_ptr->flags3 & RF3_HURT_COLD)
-                                       {
-                                               if (mult < 70) mult = 70;
-                                               if (is_original_ap_and_seen(m_ptr))
-                                               {
-                                                       r_ptr->r_flags3 |= RF3_HURT_COLD;
-                                               }
-                                       }
-                                       else if (mult < 35) mult = 35;
-                               }
-                               else
-                               {
-                                       if (r_ptr->flags3 & RF3_HURT_COLD)
-                                       {
-                                               if (mult < 50) mult = 50;
-                                               if (is_original_ap_and_seen(m_ptr))
-                                               {
-                                                       r_ptr->r_flags3 |= RF3_HURT_COLD;
-                                               }
-                                       }
-                                       else if (mult < 25) mult = 25;
-                               }
-                       }
+       /* Some "weapons" and "ammo" do extra damage */
+       switch (o_ptr->tval)
+       {
+               case TV_SHOT:
+               case TV_ARROW:
+               case TV_BOLT:
+               case TV_HAFTED:
+               case TV_POLEARM:
+               case TV_SWORD:
+               case TV_DIGGING:
+               case TV_LITE:
+               {
+                       /* Slaying */
+                       mult = mult_slaying(mult, flgs, m_ptr);
 
-                       /* Brand (Poison) */
-                       if (have_flag(flgs, TR_BRAND_POIS) || ((p_ptr->special_attack & (ATTACK_POIS)) && !thrown) || (mode == HISSATSU_POISON))
-                       {
-                               /* Notice immunity */
-                               if (r_ptr->flagsr & RFR_EFF_IM_POIS_MASK)
-                               {
-                                       if (is_original_ap_and_seen(m_ptr))
-                                       {
-                                               r_ptr->r_flagsr |= (r_ptr->flagsr & RFR_EFF_IM_POIS_MASK);
-                                       }
-                               }
+                       /* Elemental Brand */
+                       mult = mult_brand(mult, flgs, m_ptr);
 
-                               /* Otherwise, take the damage */
-                               else if ((have_flag(flgs, TR_BRAND_POIS) || ((p_ptr->special_attack & (ATTACK_POIS)) && !thrown)) && (mode == HISSATSU_POISON))
-                               {
-                                       if (mult < 35) mult = 35;
-                               }
-                               else
-                               {
-                                       if (mult < 25) mult = 25;
-                               }
-                       }
-                       if ((mode == HISSATSU_ZANMA) && !monster_living(r_ptr) && (r_ptr->flags3 & RF3_EVIL))
+                       /* Hissatsu */
+                       if (p_ptr->pclass == CLASS_SAMURAI)
                        {
-                               if (mult < 15) mult = 25;
-                               else if (mult < 50) mult = MIN(50, mult+20);
-                       }
-                       if (mode == HISSATSU_UNDEAD)
-                       {
-                               if (r_ptr->flags3 & RF3_UNDEAD)
-                               {
-                                       if (is_original_ap_and_seen(m_ptr))
-                                       {
-                                               r_ptr->r_flags3 |= RF3_UNDEAD;
-                                       }
-                                       if (mult == 10) mult = 70;
-                                       else if (mult < 140) mult = MIN(140, mult+60);
-                               }
-                               if (mult == 10) mult = 40;
-                               else if (mult < 60) mult = MIN(60, mult+30);
-                       }
-                       if ((mode == HISSATSU_SEKIRYUKA) && p_ptr->cut && monster_living(r_ptr))
-                       {
-                               int tmp = MIN(100, MAX(10, p_ptr->cut / 10));
-                               if (mult < tmp) mult = tmp;
-                       }
-                       if ((mode == HISSATSU_HAGAN) && (r_ptr->flags3 & RF3_HURT_ROCK))
-                       {
-                               if (is_original_ap_and_seen(m_ptr))
-                               {
-                                       r_ptr->r_flags3 |= RF3_HURT_ROCK;
-                               }
-                               if (mult == 10) mult = 40;
-                               else if (mult < 60) mult = 60;
+                               mult = mult_hissatsu(mult, flgs, m_ptr, mode);
                        }
+
+                       /* Force Weapon */
                        if ((p_ptr->pclass != CLASS_SAMURAI) && (have_flag(flgs, TR_FORCE_WEAPON)) && (p_ptr->csp > (o_ptr->dd * o_ptr->ds / 5)))
                        {
                                p_ptr->csp -= (1+(o_ptr->dd * o_ptr->ds / 5));
                                p_ptr->redraw |= (PR_MANA);
                                mult = mult * 3 / 2 + 20;
                        }
+
+                       /* Hack -- The Nothung cause special damage to Fafner */
+                       if ((o_ptr->name1 == ART_NOTHUNG) && (m_ptr->r_idx == MON_FAFNER))
+                               mult = 150;
                        break;
                }
        }
@@ -652,129 +462,126 @@ s16b tot_dam_aux(object_type *o_ptr, int tdam, monster_type *m_ptr, int mode, bo
 }
 
 
-/*
+/*!
+ * @brief ÃÏ·Á¤ä¤½¤Î¾å¤Î¥¢¥¤¥Æ¥à¤Î±£¤µ¤ì¤¿Í×ÁǤòÌÀ¤«¤¹ /
  * Search for hidden things
+ * @param y ÂоݤȤʤë¥Þ¥¹¤ÎYºÂɸ
+ * @param x ÂоݤȤʤë¥Þ¥¹¤ÎXºÂɸ
+ * @return ¤Ê¤·
  */
-void search(void)
+static void discover_hidden_things(int y, int x)
 {
-       int y, x, chance;
-
        s16b this_o_idx, next_o_idx = 0;
 
        cave_type *c_ptr;
 
+       /* Access the grid */
+       c_ptr = &cave[y][x];
 
-       /* Start with base search ability */
-       chance = p_ptr->skill_srh;
+       /* Invisible trap */
+       if (c_ptr->mimic && is_trap(c_ptr->feat))
+       {
+               /* Pick a trap */
+               disclose_grid(y, x);
 
-       /* Penalize various conditions */
-       if (p_ptr->blind || no_lite()) chance = chance / 10;
-       if (p_ptr->confused || p_ptr->image) chance = chance / 10;
+               /* Message */
+               msg_print(_("¥È¥é¥Ã¥×¤òȯ¸«¤·¤¿¡£", "You have found a trap."));
 
-       /* Search the nearby grids, which are always in bounds */
-       for (y = (py - 1); y <= (py + 1); y++)
+               /* Disturb */
+               disturb(0, 1);
+       }
+
+       /* Secret door */
+       if (is_hidden_door(c_ptr))
        {
-               for (x = (px - 1); x <= (px + 1); x++)
-               {
-                       /* Sometimes, notice things */
-                       if (randint0(100) < chance)
-                       {
-                               /* Access the grid */
-                               c_ptr = &cave[y][x];
+               /* Message */
+               msg_print(_("±£¤·¥É¥¢¤òȯ¸«¤·¤¿¡£", "You have found a secret door."));
 
-                               /* Invisible trap */
-                               if (c_ptr->mimic && is_trap(c_ptr->feat))
-                               {
-                                       /* Pick a trap */
-                                       disclose_grid(y, x);
+               /* Disclose */
+               disclose_grid(y, x);
 
-                                       /* Message */
-#ifdef JP
-                                       msg_print("¥È¥é¥Ã¥×¤òȯ¸«¤·¤¿¡£");
-#else
-                                       msg_print("You have found a trap.");
-#endif
+               /* Disturb */
+               disturb(0, 0);
+       }
 
-                                       /* Disturb */
-                                       disturb(0, 0);
-                               }
+       /* Scan all objects in the grid */
+       for (this_o_idx = c_ptr->o_idx; this_o_idx; this_o_idx = next_o_idx)
+       {
+               object_type *o_ptr;
 
-                               /* Secret door */
-                               if (is_hidden_door(c_ptr))
-                               {
-                                       /* Message */
-#ifdef JP
-                                       msg_print("±£¤·¥É¥¢¤òȯ¸«¤·¤¿¡£");
-#else
-                                       msg_print("You have found a secret door.");
-#endif
+               /* Acquire object */
+               o_ptr = &o_list[this_o_idx];
 
-                                       /* Disclose */
-                                       disclose_grid(y, x);
+               /* Acquire next object */
+               next_o_idx = o_ptr->next_o_idx;
 
-                                       /* Disturb */
-                                       disturb(0, 0);
-                               }
+               /* Skip non-chests */
+               if (o_ptr->tval != TV_CHEST) continue;
 
-                               /* Scan all objects in the grid */
-                               for (this_o_idx = c_ptr->o_idx; this_o_idx; this_o_idx = next_o_idx)
-                               {
-                                       object_type *o_ptr;
+               /* Skip non-trapped chests */
+               if (!chest_traps[o_ptr->pval]) continue;
 
-                                       /* Acquire object */
-                                       o_ptr = &o_list[this_o_idx];
+               /* Identify once */
+               if (!object_is_known(o_ptr))
+               {
+                       /* Message */
+                       msg_print(_("È¢¤Ë»Å³Ý¤±¤é¤ì¤¿¥È¥é¥Ã¥×¤òȯ¸«¤·¤¿¡ª", "You have discovered a trap on the chest!"));
 
-                                       /* Acquire next object */
-                                       next_o_idx = o_ptr->next_o_idx;
+                       /* Know the trap */
+                       object_known(o_ptr);
 
-                                       /* Skip non-chests */
-                                       if (o_ptr->tval != TV_CHEST) continue;
+                       /* Notice it */
+                       disturb(0, 0);
+               }
+       }
+}
 
-                                       /* Skip non-trapped chests */
-                                       if (!chest_traps[o_ptr->pval]) continue;
+/*!
+ * @brief ¥×¥ì¥¤¥ä¡¼¤Îõº÷½èÍýȽÄê
+ * @return ¤Ê¤·
+ */
+void search(void)
+{
+       int i, chance;
 
-                                       /* Identify once */
-                                       if (!object_is_known(o_ptr))
-                                       {
-                                               /* Message */
-#ifdef JP
-                                               msg_print("È¢¤Ë»Å³Ý¤±¤é¤ì¤¿¥È¥é¥Ã¥×¤òȯ¸«¤·¤¿¡ª");
-#else
-                                               msg_print("You have discovered a trap on the chest!");
-#endif
+       /* Start with base search ability */
+       chance = p_ptr->skill_srh;
 
-                                               /* Know the trap */
-                                               object_known(o_ptr);
+       /* Penalize various conditions */
+       if (p_ptr->blind || no_lite()) chance = chance / 10;
+       if (p_ptr->confused || p_ptr->image) chance = chance / 10;
 
-                                               /* Notice it */
-                                               disturb(0, 0);
-                                       }
-                               }
-                       }
+       /* Search the nearby grids, which are always in bounds */
+       for (i = 0; i < 9; ++ i)
+       {
+               /* Sometimes, notice things */
+               if (randint0(100) < chance)
+               {
+                       discover_hidden_things(py + ddy_ddd[i], px + ddx_ddd[i]);
                }
        }
 }
 
 
-/*
+/*!
+ * @brief ¥×¥ì¥¤¥ä¡¼¤¬¥ª¥Ö¥¸¥§¥¯¥È¤ò½¦¤Ã¤¿ºÝ¤Î¥á¥Ã¥»¡¼¥¸É½¼¨½èÍý /
  * Helper routine for py_pickup() and py_pickup_floor().
- *
- * Add the given dungeon object to the character's inventory.
- *
- * Delete the object afterwards.
+ * @param o_idx ¼èÆÀ¤·¤¿¥ª¥Ö¥¸¥§¥¯¥È¤Î»²¾ÈID
+ * @return ¤Ê¤·
+ * @details
+ * ¥¢¥¤¥Æ¥à¤ò½¦¤Ã¤¿ºÝ¤Ë¡Ö£²¤Ä¤Î¥±¡¼¥­¤ò»ý¤Ã¤Æ¤¤¤ë¡×\n
+ * "You have two cakes." ¤È¥¢¥¤¥Æ¥à¤ò½¦¤Ã¤¿¸å¤Î¹ç·×¤Î¤ß¤Îɽ¼¨¤¬¥ª¥ê¥¸¥Ê¥ë\n
+ * ¤À¤¬¡¢°ãÏ´¶¤¬\n
+ * ¤¢¤ë¤È¤¤¤¦»ØŦ¤ò¤¦¤±¤¿¤Î¤Ç¡¢¡Ö¡Á¤ò½¦¤Ã¤¿¡¢¡Á¤ò»ý¤Ã¤Æ¤¤¤ë¡×¤È¤¤¤¦É½¼¨\n
+ * ¤Ë¤«¤¨¤Æ¤¢¤ë¡£¤½¤Î¤¿¤á¤ÎÇÛÎó¡£\n
+ * Add the given dungeon object to the character's inventory.\n
+ * Delete the object afterwards.\n
  */
 void py_pickup_aux(int o_idx)
 {
-       int slot, i;
+       int slot;
 
 #ifdef JP
-/*
- * ¥¢¥¤¥Æ¥à¤ò½¦¤Ã¤¿ºÝ¤Ë¡Ö£²¤Ä¤Î¥±¡¼¥­¤ò»ý¤Ã¤Æ¤¤¤ë¡×
- * "You have two cakes." ¤È¥¢¥¤¥Æ¥à¤ò½¦¤Ã¤¿¸å¤Î¹ç·×¤Î¤ß¤Îɽ¼¨¤¬¥ª¥ê¥¸¥Ê¥ë
- * ¤À¤¬¡¢°ãÏ´¶¤¬
- * ¤¢¤ë¤È¤¤¤¦»ØŦ¤ò¤¦¤±¤¿¤Î¤Ç¡¢¡Ö¡Á¤ò½¦¤Ã¤¿¡¢¡Á¤ò»ý¤Ã¤Æ¤¤¤ë¡×¤È¤¤¤¦É½¼¨
- * ¤Ë¤«¤¨¤Æ¤¢¤ë¡£¤½¤Î¤¿¤á¤ÎÇÛÎó¡£
- */
        char o_name[MAX_NLEN];
        char old_name[MAX_NLEN];
        char kazu_str[80];
@@ -848,29 +655,15 @@ void py_pickup_aux(int o_idx)
        record_turn = turn;
 
 
-       /* Check if completed a quest */
-       for (i = 0; i < max_quests; i++)
-       {
-               if ((quest[i].type == QUEST_TYPE_FIND_ARTIFACT) &&
-                   (quest[i].status == QUEST_STATUS_TAKEN) &&
-                          (quest[i].k_idx == o_ptr->name1))
-               {
-                       if (record_fix_quest) do_cmd_write_nikki(NIKKI_FIX_QUEST_C, i, NULL);
-                       quest[i].status = QUEST_STATUS_COMPLETED;
-                       quest[i].complev = (byte)p_ptr->lev;
-#ifdef JP
-                       msg_print("¥¯¥¨¥¹¥È¤òãÀ®¤·¤¿¡ª");
-#else
-                       msg_print("You completed your quest!");
-#endif
-
-                       msg_print(NULL);
-               }
-       }
+       check_find_art_quest_completion(o_ptr);
 }
 
 
-/*
+/*!
+ * @brief ¥×¥ì¥¤¥ä¡¼¤¬¥ª¥Ö¥¸¥§¥¯¥È¾å¤Ë¾è¤Ã¤¿ºÝ¤Îɽ¼¨½èÍý
+ * @param pickup ¼«Æ°½¦¤¤½èÍý¤ò¹Ô¤¦¤Ê¤é¤ÐTRUE¤È¤¹¤ë
+ * @return ¤Ê¤·
+ * @details
  * Player "wants" to pick up an object or gold.
  * Note that we ONLY handle things that can be picked up.
  * See "move_player()" for handling of other things.
@@ -1031,8 +824,12 @@ void carry(bool pickup)
 }
 
 
-/*
+/*!
+ * @brief ¥×¥ì¥¤¥ä¡¼¤Ø¤Î¥È¥é¥Ã¥×Ì¿ÃæȽÄê /
  * Determine if a trap affects the player.
+ * @param power ´ðËܲóÈòÆñÅÙ
+ * @return ¥È¥é¥Ã¥×¤¬Ì¿Ã椷¤¿¾ì¹çTRUE¤òÊÖ¤¹¡£
+ * @details
  * Always miss 5% of the time, Always hit 5% of the time.
  * Otherwise, match trap power against player armor.
  */
@@ -1063,9 +860,143 @@ static int check_hit(int power)
 }
 
 
+/*!
+ * @brief Íî¤È¤··ê·Ï¥È¥é¥Ã¥×¤ÎȽÄê¤È¥×¥ì¥¤¥ä¡¼¤ÎÈï³²½èÍý
+ * @param trap_feat_type¥È¥é¥Ã¥×¤Î¼ïÊÌID
+ * @return ¤Ê¤·
+ */
+static void hit_trap_pit(int trap_feat_type)
+{
+       int dam;
+       cptr trap_name = "";
+       cptr spike_name = "";
 
-/*
+       switch (trap_feat_type)
+       {
+       case TRAP_PIT:
+               trap_name = _("Íî¤È¤··ê", "a pit trap");
+               break;
+       case TRAP_SPIKED_PIT:
+               trap_name = _("¥¹¥Ñ¥¤¥¯¤¬Éߤ«¤ì¤¿Íî¤È¤··ê", "a spiked pit");
+               spike_name = _("¥¹¥Ñ¥¤¥¯", "spikes");
+               break;
+       case TRAP_POISON_PIT:
+               trap_name = _("¥¹¥Ñ¥¤¥¯¤¬Éߤ«¤ì¤¿Íî¤È¤··ê", "a spiked pit");
+               spike_name = _("ÆǤòÅɤé¤ì¤¿¥¹¥Ñ¥¤¥¯", "poisonous spikes");
+               break;
+       default:
+               return;
+       }
+
+       if (p_ptr->levitation)
+       {
+               msg_format(_("%s¤òÈô¤Ó±Û¤¨¤¿¡£", "You fly over %s."), trap_name);
+               return;
+       }
+
+       msg_format(_("%s¤ËÍî¤Á¤Æ¤·¤Þ¤Ã¤¿¡ª", "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¤¬»É¤µ¤Ã¤¿¡ª", "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(_("¤·¤«¤·ÆǤαƶÁ¤Ï¤Ê¤«¤Ã¤¿¡ª", "The poison does not affect you!"));
+                       }
+                       else
+                       {
+                               dam = dam * 2;
+                               (void)set_poisoned(p_ptr->poisoned + randint1(dam));
+                       }
+               }
+       }
+
+       /* Take the damage */
+       take_hit(DAMAGE_NOESCAPE, dam, trap_name, -1);
+}
+
+/*!
+ * @brief ¥À¡¼¥Ä·Ï¥È¥é¥Ã¥×¡ÊÄ̾ï¥À¥á¡¼¥¸¡Ë¤ÎȽÄê¤È¥×¥ì¥¤¥ä¡¼¤ÎÈï³²½èÍý
+ * @return ¥À¡¼¥Ä¤¬Ì¿Ã椷¤¿¾ì¹çTRUE¤òÊÖ¤¹
+ */
+static bool hit_trap_dart(void)
+{
+       bool hit = FALSE;
+
+       if (check_hit(125))
+       {
+               msg_print(_("¾®¤µ¤Ê¥À¡¼¥Ä¤¬Èô¤ó¤Ç¤­¤Æ»É¤µ¤Ã¤¿¡ª", "A small dart hits you!"));
+
+               take_hit(DAMAGE_ATTACK, damroll(1, 4), _("¥À¡¼¥Ä¤Îæ«", "a dart trap"), -1);
+
+               if (!CHECK_MULTISHADOW()) hit = TRUE;
+       }
+       else
+       {
+               msg_print(_("¾®¤µ¤Ê¥À¡¼¥Ä¤¬Èô¤ó¤Ç¤­¤¿¡ª¤¬¡¢±¿Îɤ¯Åö¤¿¤é¤Ê¤«¤Ã¤¿¡£", "A small dart barely misses you."));
+       }
+
+       return hit;
+}
+
+/*!
+ * @brief ¥À¡¼¥Ä·Ï¥È¥é¥Ã¥×¡ÊÄ̾ï¥À¥á¡¼¥¸¡ÜǽÎÏÃ͸º¾¯¡Ë¤ÎȽÄê¤È¥×¥ì¥¤¥ä¡¼¤ÎÈï³²½èÍý
+ * @param stat Äã²¼¤¹¤ëǽÎÏÃÍID
+ * @return ¤Ê¤·
+ */
+static void hit_trap_lose_stat(int stat)
+{
+       if (hit_trap_dart())
+       {
+               do_dec_stat(stat);
+       }
+}
+
+/*!
+ * @brief ¥À¡¼¥Ä·Ï¥È¥é¥Ã¥×¡ÊÄ̾ï¥À¥á¡¼¥¸¡Ü¸ºÂ®¡Ë¤ÎȽÄê¤È¥×¥ì¥¤¥ä¡¼¤ÎÈï³²½èÍý
+ * @return ¤Ê¤·
+ */
+static void hit_trap_slow(void)
+{
+       if (hit_trap_dart())
+       {
+               set_slow(p_ptr->slow + randint0(20) + 20, FALSE);
+       }
+}
+
+/*!
+ * @brief ¥À¡¼¥Ä·Ï¥È¥é¥Ã¥×¡ÊÄ̾ï¥À¥á¡¼¥¸¡Ü¾õÂÖ°Û¾ï¡Ë¤ÎȽÄê¤È¥×¥ì¥¤¥ä¡¼¤ÎÈï³²½èÍý
+ * @param trap_messsage ¥á¥Ã¥»¡¼¥¸¤ÎÊ䴰ʸ»úÎó
+ * @param resist ¾õÂÖ°Û¾ï¤ËÄñ¹³¤¹¤ëȽÄ꤬½Ð¤¿¤Ê¤éTRUE
+ * @param set_status ¾õÂÖ°Û¾ï¤ò»ØÄꤹ¤ë´Ø¿ô¥Ý¥¤¥ó¥¿
+ * @param turn ¾õÂÖ°Û¾ï¤ÎÄɲå¿¡¼¥óÎÌ
+ * @return ¤Ê¤·
+ */
+static void hit_trap_set_abnormal_status(cptr trap_message, bool resist, bool (*set_status)(int turn), int turn)
+{
+       msg_print(trap_message);
+
+       if (!resist)
+       {
+               set_status(turn);
+       }
+}
+
+/*!
+ * @brief ¥×¥ì¥¤¥ä¡¼¤Ø¤Î¥È¥é¥Ã¥×ºîÆ°½èÍý¥á¥¤¥ó¥ë¡¼¥Á¥ó /
  * Handle player hitting a real trap
+ * @param break_trap ºîÆ°¸å¤Î¥È¥é¥Ã¥×Ç˲õ¤¬³ÎÄꤷ¤Æ¤¤¤ë¤Ê¤é¤ÐTRUE
+ * @return ¤Ê¤·
  */
 static void hit_trap(bool break_trap)
 {
@@ -1074,8 +1005,8 @@ static void hit_trap(bool break_trap)
 
        /* Get the cave grid */
        cave_type *c_ptr = &cave[y][x];
-
-       int trap_feat = c_ptr->feat;
+       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;
 
 #ifdef JP
        cptr name = "¥È¥é¥Ã¥×";
@@ -1084,19 +1015,19 @@ static void hit_trap(bool break_trap)
 #endif
 
        /* Disturb the player */
-       disturb(0, 0);
+       disturb(0, 1);
 
        cave_alter_feat(y, x, FF_HIT_TRAP);
 
        /* Analyze XXX XXX XXX */
-       switch (trap_feat)
+       switch (trap_feat_type)
        {
-               case FEAT_TRAP_TRAPDOOR:
+               case TRAP_TRAPDOOR:
                {
                        if (p_ptr->levitation)
                        {
 #ifdef JP
-                               msg_print("Í¸Í¤òÈô¤Ó±Û¤¨¤¿¡£");
+                               msg_print("Íî¤Ȥ·¸Í¤òÈô¤Ó±Û¤¨¤¿¡£");
 #else
                                msg_print("You fly over a trap door.");
 #endif
@@ -1105,7 +1036,7 @@ static void hit_trap(bool break_trap)
                        else
                        {
 #ifdef JP
-                               msg_print("Í¸Í¤ËÍî¤Á¤¿¡ª");
+                               msg_print("Íî¤Ȥ·¸Í¤ËÍî¤Á¤¿¡ª");
                                if ((p_ptr->pseikaku == SEIKAKU_COMBAT) || (inventory[INVEN_BOW].name1 == ART_CRIMSON))
                                        msg_print("¤¯¤Ã¤½¡Á¡ª");
 #else
@@ -1115,7 +1046,7 @@ static void hit_trap(bool break_trap)
                                sound(SOUND_FALL);
                                dam = damroll(2, 8);
 #ifdef JP
-                               name = "Í¸Í";
+                               name = "Íî¤Ȥ·¸Í";
 #else
                                name = "a trap door";
 #endif
@@ -1127,179 +1058,27 @@ static void hit_trap(bool break_trap)
                                        do_cmd_save_game(TRUE);
 
 #ifdef JP
-                               do_cmd_write_nikki(NIKKI_BUNSHOU, 0, "Í¸Í¤ËÍî¤Á¤¿");
+                               do_cmd_write_nikki(NIKKI_BUNSHOU, 0, "Íî¤Ȥ·¸Í¤ËÍî¤Á¤¿");
 #else
                                do_cmd_write_nikki(NIKKI_BUNSHOU, 0, "You have fallen through a trap door!");
-#endif
-                               prepare_change_floor_mode(CFM_SAVE_FLOORS | CFM_DOWN | CFM_RAND_PLACE | CFM_RAND_CONNECT);
-
-                               /* Leaving */
-                               p_ptr->leaving = TRUE;
-                       }
-                       break;
-               }
-
-               case FEAT_TRAP_PIT:
-               {
-                       if (p_ptr->levitation)
-                       {
-#ifdef JP
-                               msg_print("Í·ê¤òÈô¤Ó±Û¤¨¤¿¡£");
-#else
-                               msg_print("You fly over a pit trap.");
-#endif
-
-                       }
-                       else
-                       {
-#ifdef JP
-                               msg_print("Í·ê¤ËÍî¤Á¤Æ¤·¤Þ¤Ã¤¿¡ª");
-#else
-                               msg_print("You have fallen into a pit!");
-#endif
-
-                               dam = damroll(2, 6);
-#ifdef JP
-                               name = "Í·ê";
-#else
-                               name = "a pit trap";
-#endif
-
-                               take_hit(DAMAGE_NOESCAPE, dam, name, -1);
-                       }
-                       break;
-               }
-
-               case FEAT_TRAP_SPIKED_PIT:
-               {
-                       if (p_ptr->levitation)
-                       {
-#ifdef JP
-                               msg_print("¥È¥²¤Î¤¢¤ëÍ·ê¤òÈô¤Ó±Û¤¨¤¿¡£");
-#else
-                               msg_print("You fly over a spiked pit.");
-#endif
-
-                       }
-                       else
-                       {
-#ifdef JP
-                       msg_print("¥¹¥Ñ¥¤¥¯¤¬Éߤ«¤ì¤¿Í·ê¤ËÍî¤Á¤Æ¤·¤Þ¤Ã¤¿¡ª");
-#else
-                               msg_print("You fall into a spiked pit!");
-#endif
-
-
-                               /* Base damage */
-#ifdef JP
-                               name = "Í·ê";
-#else
-                               name = "a pit trap";
-#endif
-
-                               dam = damroll(2, 6);
-
-                               /* Extra spike damage */
-                               if (randint0(100) < 50)
-                               {
-#ifdef JP
-                                       msg_print("¥¹¥Ñ¥¤¥¯¤¬»É¤µ¤Ã¤¿¡ª");
-#else
-                                       msg_print("You are impaled!");
-#endif
-
-
-#ifdef JP
-                                       name = "¥È¥²¤Î¤¢¤ëÍ·ê";
-#else
-                                       name = "a spiked pit";
-#endif
-
-                                       dam = dam * 2;
-                                       (void)set_cut(p_ptr->cut + randint1(dam));
-                               }
-
-                               /* Take the damage */
-                               take_hit(DAMAGE_NOESCAPE, dam, name, -1);
-                       }
-                       break;
-               }
-
-               case FEAT_TRAP_POISON_PIT:
-               {
-                       if (p_ptr->levitation)
-                       {
-#ifdef JP
-                               msg_print("¥È¥²¤Î¤¢¤ëÍ·ê¤òÈô¤Ó±Û¤¨¤¿¡£");
-#else
-                               msg_print("You fly over a spiked pit.");
-#endif
-
-                       }
-                       else
-                       {
-#ifdef JP
-                       msg_print("¥¹¥Ñ¥¤¥¯¤¬Éߤ«¤ì¤¿Í·ê¤ËÍî¤Á¤Æ¤·¤Þ¤Ã¤¿¡ª");
-#else
-                               msg_print("You fall into a spiked pit!");
-#endif
-
-
-                               /* Base damage */
-                               dam = damroll(2, 6);
-
-#ifdef JP
-                               name = "Í·ê";
-#else
-                               name = "a pit trap";
-#endif
-
-
-                               /* Extra spike damage */
-                               if (randint0(100) < 50)
-                               {
-#ifdef JP
-                                       msg_print("ÆǤòÅɤé¤ì¤¿¥¹¥Ñ¥¤¥¯¤¬»É¤µ¤Ã¤¿¡ª");
-#else
-                                       msg_print("You are impaled on poisonous spikes!");
-#endif
-
-
-#ifdef JP
-                                       name = "¥È¥²¤Î¤¢¤ëÍ·ê";
-#else
-                                       name = "a spiked pit";
-#endif
-
-
-                                       dam = dam * 2;
-                                       (void)set_cut(p_ptr->cut + randint1(dam));
-
-                                       if (p_ptr->resist_pois || IS_OPPOSE_POIS())
-                                       {
-#ifdef JP
-                                               msg_print("¤·¤«¤·ÆǤαƶÁ¤Ï¤Ê¤«¤Ã¤¿¡ª");
-#else
-                                               msg_print("The poison does not affect you!");
-#endif
-
-                                       }
-
-                                       else
-                                       {
-                                               dam = dam * 2;
-                                               (void)set_poisoned(p_ptr->poisoned + randint1(dam));
-                                       }
-                               }
+#endif
+                               prepare_change_floor_mode(CFM_SAVE_FLOORS | CFM_DOWN | CFM_RAND_PLACE | CFM_RAND_CONNECT);
 
-                               /* Take the damage */
-                               take_hit(DAMAGE_NOESCAPE, dam, name, -1);
+                               /* 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 FEAT_TRAP_TY_CURSE:
+               case TRAP_TY_CURSE:
                {
 #ifdef JP
                        msg_print("²¿¤«¤¬¥Ô¥«¥Ã¤È¸÷¤Ã¤¿¡ª");
@@ -1327,7 +1106,7 @@ static void hit_trap(bool break_trap)
                        break;
                }
 
-               case FEAT_TRAP_TELEPORT:
+               case TRAP_TELEPORT:
                {
 #ifdef JP
                        msg_print("¥Æ¥ì¥Ý¡¼¥È¡¦¥È¥é¥Ã¥×¤Ë¤Ò¤Ã¤«¤«¤Ã¤¿¡ª");
@@ -1335,11 +1114,11 @@ static void hit_trap(bool break_trap)
                        msg_print("You hit a teleport trap!");
 #endif
 
-                       teleport_player(100, TRUE);
+                       teleport_player(100, TELEPORT_PASSIVE);
                        break;
                }
 
-               case FEAT_TRAP_FIRE:
+               case TRAP_FIRE:
                {
 #ifdef JP
                        msg_print("±ê¤ËÊñ¤Þ¤ì¤¿¡ª");
@@ -1349,15 +1128,15 @@ static void hit_trap(bool break_trap)
 
                        dam = damroll(4, 6);
 #ifdef JP
-                       (void)fire_dam(dam, "±ê¤Î¥È¥é¥Ã¥×", -1);
+                       (void)fire_dam(dam, "±ê¤Î¥È¥é¥Ã¥×", -1, FALSE);
 #else
-                       (void)fire_dam(dam, "a fire trap", -1);
+                       (void)fire_dam(dam, "a fire trap", -1, FALSE);
 #endif
 
                        break;
                }
 
-               case FEAT_TRAP_ACID:
+               case TRAP_ACID:
                {
 #ifdef JP
                        msg_print("»À¤¬¿á¤­¤«¤±¤é¤ì¤¿¡ª");
@@ -1367,179 +1146,66 @@ static void hit_trap(bool break_trap)
 
                        dam = damroll(4, 6);
 #ifdef JP
-                       (void)acid_dam(dam, "»À¤Î¥È¥é¥Ã¥×", -1);
+                       (void)acid_dam(dam, "»À¤Î¥È¥é¥Ã¥×", -1, FALSE);
 #else
-                       (void)acid_dam(dam, "an acid trap", -1);
+                       (void)acid_dam(dam, "an acid trap", -1, FALSE);
 #endif
 
                        break;
                }
 
-               case FEAT_TRAP_SLOW:
+               case TRAP_SLOW:
                {
-                       if (check_hit(125))
-                       {
-#ifdef JP
-                               msg_print("¾®¤µ¤Ê¥À¡¼¥Ä¤¬Èô¤ó¤Ç¤­¤Æ»É¤µ¤Ã¤¿¡ª");
-#else
-                               msg_print("A small dart hits you!");
-#endif
-
-                               dam = damroll(1, 4);
-                               take_hit(DAMAGE_ATTACK, dam, name, -1);
-                               (void)set_slow(p_ptr->slow + randint0(20) + 20, FALSE);
-                       }
-                       else
-                       {
-#ifdef JP
-                               msg_print("¾®¤µ¤Ê¥À¡¼¥Ä¤¬Èô¤ó¤Ç¤­¤¿¡ª¤¬¡¢±¿Îɤ¯Åö¤¿¤é¤Ê¤«¤Ã¤¿¡£");
-#else
-                               msg_print("A small dart barely misses you.");
-#endif
-
-                       }
+                       hit_trap_slow();
                        break;
                }
 
-               case FEAT_TRAP_LOSE_STR:
+               case TRAP_LOSE_STR:
                {
-                       if (check_hit(125))
-                       {
-#ifdef JP
-                               msg_print("¾®¤µ¤Ê¥À¡¼¥Ä¤¬Èô¤ó¤Ç¤­¤Æ»É¤µ¤Ã¤¿¡ª");
-#else
-                               msg_print("A small dart hits you!");
-#endif
-
-                               dam = damroll(1, 4);
-#ifdef JP
-                               take_hit(DAMAGE_ATTACK, dam, "¥À¡¼¥Ä¤Îæ«", -1);
-#else
-                               take_hit(DAMAGE_ATTACK, dam, "a dart trap", -1);
-#endif
-
-                               (void)do_dec_stat(A_STR);
-                       }
-                       else
-                       {
-#ifdef JP
-                               msg_print("¾®¤µ¤Ê¥À¡¼¥Ä¤¬Èô¤ó¤Ç¤­¤¿¡ª¤¬¡¢±¿Îɤ¯Åö¤¿¤é¤Ê¤«¤Ã¤¿¡£");
-#else
-                               msg_print("A small dart barely misses you.");
-#endif
-
-                       }
+                       hit_trap_lose_stat(A_STR);
                        break;
                }
 
-               case FEAT_TRAP_LOSE_DEX:
+               case TRAP_LOSE_DEX:
                {
-                       if (check_hit(125))
-                       {
-#ifdef JP
-                               msg_print("¾®¤µ¤Ê¥À¡¼¥Ä¤¬Èô¤ó¤Ç¤­¤Æ»É¤µ¤Ã¤¿¡ª");
-#else
-                               msg_print("A small dart hits you!");
-#endif
-
-                               dam = damroll(1, 4);
-#ifdef JP
-                               take_hit(DAMAGE_ATTACK, dam, "¥À¡¼¥Ä¤Îæ«", -1);
-#else
-                               take_hit(DAMAGE_ATTACK, dam, "a dart trap", -1);
-#endif
-
-                               (void)do_dec_stat(A_DEX);
-                       }
-                       else
-                       {
-#ifdef JP
-                               msg_print("¾®¤µ¤Ê¥À¡¼¥Ä¤¬Èô¤ó¤Ç¤­¤¿¡ª¤¬¡¢±¿Îɤ¯Åö¤¿¤é¤Ê¤«¤Ã¤¿¡£");
-#else
-                               msg_print("A small dart barely misses you.");
-#endif
-
-                       }
+                       hit_trap_lose_stat(A_DEX);
                        break;
                }
 
-               case FEAT_TRAP_LOSE_CON:
+               case TRAP_LOSE_CON:
                {
-                       if (check_hit(125))
-                       {
-#ifdef JP
-                               msg_print("¾®¤µ¤Ê¥À¡¼¥Ä¤¬Èô¤ó¤Ç¤­¤Æ»É¤µ¤Ã¤¿¡ª");
-#else
-                               msg_print("A small dart hits you!");
-#endif
-
-                               dam = damroll(1, 4);
-#ifdef JP
-                               take_hit(DAMAGE_ATTACK, dam, "¥À¡¼¥Ä¤Îæ«", -1);
-#else
-                               take_hit(DAMAGE_ATTACK, dam, "a dart trap", -1);
-#endif
-
-                               (void)do_dec_stat(A_CON);
-                       }
-                       else
-                       {
-#ifdef JP
-                               msg_print("¾®¤µ¤Ê¥À¡¼¥Ä¤¬Èô¤ó¤Ç¤­¤¿¡ª¤¬¡¢±¿Îɤ¯Åö¤¿¤é¤Ê¤«¤Ã¤¿¡£");
-#else
-                               msg_print("A small dart barely misses you.");
-#endif
-
-                       }
+                       hit_trap_lose_stat(A_CON);
                        break;
                }
 
-               case FEAT_TRAP_BLIND:
+               case TRAP_BLIND:
                {
-#ifdef JP
-                       msg_print("¹õ¤¤¥¬¥¹¤ËÊñ¤ß¹þ¤Þ¤ì¤¿¡ª");
-#else
-                       msg_print("A black gas surrounds you!");
-#endif
-
-                       if (!p_ptr->resist_blind)
-                       {
-                               (void)set_blind(p_ptr->blind + randint0(50) + 25);
-                       }
+                       hit_trap_set_abnormal_status(
+                               _("¹õ¤¤¥¬¥¹¤ËÊñ¤ß¹þ¤Þ¤ì¤¿¡ª", "A black gas surrounds you!"),
+                               p_ptr->resist_blind,
+                               set_blind, p_ptr->blind + randint0(50) + 25);
                        break;
                }
 
-               case FEAT_TRAP_CONFUSE:
+               case TRAP_CONFUSE:
                {
-#ifdef JP
-                       msg_print("¤­¤é¤á¤¯¥¬¥¹¤ËÊñ¤ß¹þ¤Þ¤ì¤¿¡ª");
-#else
-                       msg_print("A gas of scintillating colors surrounds you!");
-#endif
-
-                       if (!p_ptr->resist_conf)
-                       {
-                               (void)set_confused(p_ptr->confused + randint0(20) + 10);
-                       }
+                       hit_trap_set_abnormal_status(
+                               _("¤­¤é¤á¤¯¥¬¥¹¤ËÊñ¤ß¹þ¤Þ¤ì¤¿¡ª", "A gas of scintillating colors surrounds you!"),
+                               p_ptr->resist_conf,
+                               set_confused, p_ptr->confused + randint0(20) + 10);
                        break;
                }
 
-               case FEAT_TRAP_POISON:
+               case TRAP_POISON:
                {
-#ifdef JP
-                       msg_print("»É·ãŪ¤ÊÎп§¤Î¥¬¥¹¤ËÊñ¤ß¹þ¤Þ¤ì¤¿¡ª");
-#else
-                       msg_print("A pungent green gas surrounds you!");
-#endif
-
-                       if (!p_ptr->resist_pois && !IS_OPPOSE_POIS())
-                       {
-                               (void)set_poisoned(p_ptr->poisoned + randint0(20) + 10);
-                       }
+                       hit_trap_set_abnormal_status(
+                               _("»É·ãŪ¤ÊÎп§¤Î¥¬¥¹¤ËÊñ¤ß¹þ¤Þ¤ì¤¿¡ª", "A pungent green gas surrounds you!"),
+                               p_ptr->resist_pois || IS_OPPOSE_POIS(),
+                               set_poisoned, p_ptr->poisoned + randint0(20) + 10);
                        break;
                }
 
-               case FEAT_TRAP_SLEEP:
+               case TRAP_SLEEP:
                {
 #ifdef JP
                        msg_print("´ñ̯¤ÊÇò¤¤Ì¸¤ËÊñ¤Þ¤ì¤¿¡ª");
@@ -1579,7 +1245,7 @@ msg_print("
                        break;
                }
 
-               case FEAT_TRAP_TRAPS:
+               case TRAP_TRAPS:
                {
 #ifdef JP
 msg_print("¤Þ¤Ð¤æ¤¤Á®¸÷¤¬Áö¤Ã¤¿¡ª");
@@ -1593,7 +1259,7 @@ msg_print("
                        break;
                }
 
-               case FEAT_TRAP_ALARM:
+               case TRAP_ALARM:
                {
 #ifdef JP
                        msg_print("¤±¤¿¤¿¤Þ¤·¤¤²»¤¬ÌĤê¶Á¤¤¤¿¡ª");
@@ -1606,7 +1272,7 @@ msg_print("
                        break;
                }
 
-               case FEAT_TRAP_OPEN:
+               case TRAP_OPEN:
                {
 #ifdef JP
                        msg_print("Âç²»¶Á¤È¶¦¤Ë¤Þ¤ï¤ê¤ÎÊɤ¬Êø¤ì¤¿¡ª");
@@ -1621,7 +1287,7 @@ msg_print("
                        break;
                }
 
-               case FEAT_TRAP_ARMAGEDDON:
+               case TRAP_ARMAGEDDON:
                {
                        static int levs[10] = {0, 0, 20, 10, 5, 3, 2, 1, 1, 1};
                        int evil_idx = 0, good_idx = 0;
@@ -1671,7 +1337,7 @@ msg_print("
                        break;
                }
 
-               case FEAT_TRAP_PIRANHA:
+               case TRAP_PIRANHA:
                {
 #ifdef JP
                        msg_print("ÆÍÁ³Êɤ«¤é¿å¤¬°î¤ì½Ð¤·¤¿¡ª¥Ô¥é¥Ë¥¢¤¬¤¤¤ë¡ª");
@@ -1704,93 +1370,67 @@ msg_print("
 }
 
 
-static void touch_zap_player(monster_type *m_ptr)
+/*!
+ * @brief Å¨¥ª¡¼¥é¤Ë¤è¤ë¥×¥ì¥¤¥ä¡¼¤Î¥À¥á¡¼¥¸½èÍý¡ÊÊä½õ¡Ë
+ * @param m_ptr ¥ª¡¼¥é¤ò»ý¤Ä¥â¥ó¥¹¥¿¡¼¤Î¹½Â¤Âλ²¾È¥Ý¥¤¥ó¥¿
+ * @param immune ¥À¥á¡¼¥¸¤ò²óÈò¤Ç¤­¤ëÌȱ֥ե饰
+ * @param flags_offset ¥ª¡¼¥é¥Õ¥é¥°ÇÛÎó¤Î»²¾È¥ª¥Õ¥»¥Ã¥È
+ * @param r_flags_offset ¥â¥ó¥¹¥¿¡¼¤ÎÂÑÀ­ÇÛÎó¤Î»²¾È¥ª¥Õ¥»¥Ã¥È
+ * @param aura_flag ¥ª¡¼¥é¥Õ¥é¥°ÇÛÎó
+ * @param dam_func ¥À¥á¡¼¥¸½èÍý¤ò¹Ô¤¦´Ø¿ô¤Î»²¾È¥Ý¥¤¥ó¥¿
+ * @param message ¥ª¡¼¥é¥À¥á¡¼¥¸¤ò¼õ¤±¤¿ºÝ¤Î¥á¥Ã¥»¡¼¥¸
+ * @return ¤Ê¤·
+ */
+static void touch_zap_player_aux(monster_type *m_ptr, bool immune, int flags_offset, int r_flags_offset, u32b aura_flag,
+                                int (*dam_func)(int dam, cptr kb_str, int monspell, bool aura), cptr message)
 {
-       int aura_damage = 0;
        monster_race *r_ptr = &r_info[m_ptr->r_idx];
 
-       if (r_ptr->flags2 & RF2_AURA_FIRE)
+       if ((atoffset(u32b, r_ptr, flags_offset) & aura_flag) && !immune)
        {
-               if (!p_ptr->immune_fire)
-               {
-                       char aura_dam[80];
-
-                       aura_damage = damroll(1 + (r_ptr->level / 26), 1 + (r_ptr->level / 17));
+               char mon_name[80];
+               int aura_damage = damroll(1 + (r_ptr->level / 26), 1 + (r_ptr->level / 17));
 
-                       /* Hack -- Get the "died from" name */
-                       monster_desc(aura_dam, m_ptr, MD_IGNORE_HALLU | MD_ASSUME_VISIBLE | MD_INDEF_VISIBLE);
-
-#ifdef JP
-                       msg_print("ÆÍÁ³¤È¤Æ¤âÇ®¤¯¤Ê¤Ã¤¿¡ª");
-#else
-                       msg_print("You are suddenly very hot!");
-#endif
+               /* Hack -- Get the "died from" name */
+               monster_desc(mon_name, m_ptr, MD_IGNORE_HALLU | MD_ASSUME_VISIBLE | MD_INDEF_VISIBLE);
 
-                       if (prace_is_(RACE_ENT)) aura_damage += aura_damage / 3;
-                       if (IS_OPPOSE_FIRE()) aura_damage = (aura_damage + 2) / 3;
-                       if (p_ptr->resist_fire) aura_damage = (aura_damage + 2) / 3;
+               msg_print(message);
 
-                       take_hit(DAMAGE_NOESCAPE, aura_damage, aura_dam, -1);
-                       if (is_original_ap_and_seen(m_ptr)) r_ptr->r_flags2 |= RF2_AURA_FIRE;
-                       handle_stuff();
-               }
-       }
+               dam_func(aura_damage, mon_name, -1, TRUE);
 
-       if (r_ptr->flags3 & RF3_AURA_COLD)
-       {
-               if (!p_ptr->immune_cold)
+               if (is_original_ap_and_seen(m_ptr))
                {
-                       char aura_dam[80];
-
-                       aura_damage = damroll(1 + (r_ptr->level / 26), 1 + (r_ptr->level / 17));
-
-                       /* Hack -- Get the "died from" name */
-                       monster_desc(aura_dam, m_ptr, MD_IGNORE_HALLU | MD_ASSUME_VISIBLE | MD_INDEF_VISIBLE);
-
-#ifdef JP
-                       msg_print("ÆÍÁ³¤È¤Æ¤â´¨¤¯¤Ê¤Ã¤¿¡ª");
-#else
-                       msg_print("You are suddenly very cold!");
-#endif
-
-                       if (IS_OPPOSE_COLD()) aura_damage = (aura_damage + 2) / 3;
-                       if (p_ptr->resist_cold) aura_damage = (aura_damage + 2) / 3;
-
-                       take_hit(DAMAGE_NOESCAPE, aura_damage, aura_dam, -1);
-                       if (is_original_ap_and_seen(m_ptr)) r_ptr->r_flags3 |= RF3_AURA_COLD;
-                       handle_stuff();
+                       atoffset(u32b, r_ptr, r_flags_offset) |= aura_flag;
                }
-       }
-
-       if (r_ptr->flags2 & RF2_AURA_ELEC)
-       {
-               if (!p_ptr->immune_elec)
-               {
-                       char aura_dam[80];
-
-                       aura_damage = damroll(1 + (r_ptr->level / 26), 1 + (r_ptr->level / 17));
-
-                       /* Hack -- Get the "died from" name */
-                       monster_desc(aura_dam, m_ptr, MD_IGNORE_HALLU | MD_ASSUME_VISIBLE | MD_INDEF_VISIBLE);
-
-                       if (prace_is_(RACE_ANDROID)) aura_damage += aura_damage / 3;
-                       if (IS_OPPOSE_ELEC()) aura_damage = (aura_damage + 2) / 3;
-                       if (p_ptr->resist_elec) aura_damage = (aura_damage + 2) / 3;
-
-#ifdef JP
-                       msg_print("ÅÅ·â¤ò¤¯¤é¤Ã¤¿¡ª");
-#else
-                       msg_print("You get zapped!");
-#endif
 
-                       take_hit(DAMAGE_NOESCAPE, aura_damage, aura_dam, -1);
-                       if (is_original_ap_and_seen(m_ptr)) r_ptr->r_flags2 |= RF2_AURA_ELEC;
-                       handle_stuff();
-               }
+               handle_stuff();
        }
 }
 
+/*!
+ * @brief Å¨¥ª¡¼¥é¤Ë¤è¤ë¥×¥ì¥¤¥ä¡¼¤Î¥À¥á¡¼¥¸½èÍý¡Ê¥á¥¤¥ó¡Ë
+ * @param m_ptr ¥ª¡¼¥é¤ò»ý¤Ä¥â¥ó¥¹¥¿¡¼¤Î¹½Â¤Âλ²¾È¥Ý¥¤¥ó¥¿
+ * @return ¤Ê¤·
+ */
+static void touch_zap_player(monster_type *m_ptr)
+{
+       touch_zap_player_aux(m_ptr, p_ptr->immune_fire, offsetof(monster_race, flags2), offsetof(monster_race, r_flags2), RF2_AURA_FIRE,
+                            fire_dam, _("ÆÍÁ³¤È¤Æ¤âÇ®¤¯¤Ê¤Ã¤¿¡ª", "You are suddenly very hot!"));
+       touch_zap_player_aux(m_ptr, p_ptr->immune_cold, offsetof(monster_race, flags3), offsetof(monster_race, r_flags3), RF3_AURA_COLD,
+                            cold_dam, _("ÆÍÁ³¤È¤Æ¤â´¨¤¯¤Ê¤Ã¤¿¡ª", "You are suddenly very cold!"));
+       touch_zap_player_aux(m_ptr, p_ptr->immune_elec, offsetof(monster_race, flags2), offsetof(monster_race, r_flags2), RF2_AURA_ELEC,
+                            elec_dam, _("ÅÅ·â¤ò¤¯¤é¤Ã¤¿¡ª", "You get zapped!"));
+}
+
 
+/*!
+ * @brief ¥×¥ì¥¤¥ä¡¼¤ÎÊÑ°ÛÍ×ÁǤˤè¤ëÂÇ·â½èÍý
+ * @param m_idx ¹¶·âÌÜɸ¤È¤Ê¤Ã¤¿¥â¥ó¥¹¥¿¡¼¤Î»²¾ÈID
+ * @param attack ÊÑ°ÛÍ×ÁǤˤè¤ë¹¶·âÍ×ÁǤμïÎà
+ * @param fear ¹¶·â¤ò¼õ¤±¤¿¥â¥ó¥¹¥¿¡¼¤¬¶²¹²¾õÂ֤˴٤俤«¤òÊÖ¤¹»²¾È¥Ý¥¤¥ó¥¿
+ * @param mdeath ¹¶·â¤ò¼õ¤±¤¿¥â¥ó¥¹¥¿¡¼¤¬»àË´¤·¤¿¤«¤òÊÖ¤¹»²¾È¥Ý¥¤¥ó¥¿
+ * @return ¤Ê¤·
+ */
 static void natural_attack(s16b m_idx, int attack, bool *fear, bool *mdeath)
 {
        int             k, bonus, chance;
@@ -1960,10 +1600,17 @@ static void natural_attack(s16b m_idx, int attack, bool *fear, bool *mdeath)
 }
 
 
-
-/*
+/*!
+ * @brief ¥×¥ì¥¤¥ä¡¼¤ÎÂÇ·â½èÍý¥µ¥Ö¥ë¡¼¥Á¥ó /
  * Player attacks a (poor, defenseless) creature        -RAK-
- *
+ * @param y ¹¶·âÌÜɸ¤ÎYºÂɸ
+ * @param x ¹¶·âÌÜɸ¤ÎXºÂɸ
+ * @param fear ¹¶·â¤ò¼õ¤±¤¿¥â¥ó¥¹¥¿¡¼¤¬¶²¹²¾õÂ֤˴٤俤«¤òÊÖ¤¹»²¾È¥Ý¥¤¥ó¥¿
+ * @param mdeath ¹¶·â¤ò¼õ¤±¤¿¥â¥ó¥¹¥¿¡¼¤¬»àË´¤·¤¿¤«¤òÊÖ¤¹»²¾È¥Ý¥¤¥ó¥¿
+ * @param hand ¹¶·â¤ò¹Ô¤¦¤¿¤á¤ÎÉð´ï¤ò»ý¤Ä¼ê
+ * @param mode È¯Æ°Ãæ¤Î·õ½ÑID
+ * @return ¤Ê¤·
+ * @details
  * If no "weapon" is available, then "punch" the monster one time.
  */
 static void py_attack_aux(int y, int x, bool *fear, bool *mdeath, s16b hand, int mode)
@@ -1981,7 +1628,6 @@ static void py_attack_aux(int y, int x, bool *fear, bool *mdeath, s16b hand, int
        char            m_name[80];
 
        bool            success_hit = FALSE;
-       bool            old_success_hit = FALSE;
        bool            backstab = FALSE;
        bool            vorpal_cut = FALSE;
        int             chaos_effect = 0;
@@ -2029,7 +1675,7 @@ static void py_attack_aux(int y, int x, bool *fear, bool *mdeath, s16b hand, int
        case CLASS_MONK:
        case CLASS_FORCETRAINER:
        case CLASS_BERSERKER:
-               if (empty_hands(TRUE) & EMPTY_HAND_RARM) monk_attack = TRUE;
+               if ((empty_hands(TRUE) & EMPTY_HAND_RARM) && !p_ptr->riding) monk_attack = TRUE;
                break;
        }
 
@@ -2098,30 +1744,36 @@ static void py_attack_aux(int y, int x, bool *fear, bool *mdeath, s16b hand, int
        else if (mode == HISSATSU_COLD) num_blow = p_ptr->num_blow[hand]+2;
        else num_blow = p_ptr->num_blow[hand];
 
+       /* Hack -- DOKUBARI always hit once */
+       if ((o_ptr->tval == TV_SWORD) && (o_ptr->sval == SV_DOKUBARI)) num_blow = 1;
+
        /* Attack once for each legal blow */
        while ((num++ < num_blow) && !p_ptr->is_dead)
        {
                if (((o_ptr->tval == TV_SWORD) && (o_ptr->sval == SV_DOKUBARI)) || (mode == HISSATSU_KYUSHO))
                {
+                       int n = 1;
+
                        if (p_ptr->migite && p_ptr->hidarite)
                        {
-                               success_hit = one_in_(2);
+                               n *= 2;
                        }
-                       else success_hit = TRUE;
-               }
-               else if (mode == HISSATSU_MAJIN)
-               {
-                       if (num == 1)
+                       if (mode == HISSATSU_3DAN)
                        {
-                               if (one_in_(2))
-                                       success_hit = FALSE;
-                               old_success_hit = success_hit;
+                               n *= 2;
                        }
-                       else success_hit = old_success_hit;
+
+                       success_hit = one_in_(n);
                }
                else if ((p_ptr->pclass == CLASS_NINJA) && ((backstab || fuiuchi) && !(r_ptr->flagsr & RFR_RES_ALL))) success_hit = TRUE;
                else success_hit = test_hit_norm(chance, r_ptr->ac, m_ptr->ml);
 
+               if (mode == HISSATSU_MAJIN)
+               {
+                       if (one_in_(2))
+                               success_hit = FALSE;
+               }
+
                /* Test for hit */
                if (success_hit)
                {
@@ -2182,7 +1834,7 @@ static void py_attack_aux(int y, int x, bool *fear, bool *mdeath, s16b hand, int
                        }
 
                        /* Vampiric drain */
-                       if ((have_flag(flgs, TR_VAMPIRIC)) || (chaos_effect == 1) || (mode == HISSATSU_DRAIN))
+                       if ((have_flag(flgs, TR_VAMPIRIC)) || (chaos_effect == 1) || (mode == HISSATSU_DRAIN) || hex_spelling(HEX_VAMP_BLADE))
                        {
                                /* Only drain "living" monsters */
                                if (monster_living(r_ptr))
@@ -2191,7 +1843,7 @@ static void py_attack_aux(int y, int x, bool *fear, bool *mdeath, s16b hand, int
                                        can_drain = FALSE;
                        }
 
-                       if ((have_flag(flgs, TR_VORPAL)) && (randint1(vorpal_chance*3/2) == 1) && !zantetsu_mukou)
+                       if ((have_flag(flgs, TR_VORPAL) || hex_spelling(HEX_RUNESWORD)) && (randint1(vorpal_chance*3/2) == 1) && !zantetsu_mukou)
                                vorpal_cut = TRUE;
                        else vorpal_cut = FALSE;
 
@@ -2199,7 +1851,7 @@ static void py_attack_aux(int y, int x, bool *fear, bool *mdeath, s16b hand, int
                        {
                                int special_effect = 0, stun_effect = 0, times = 0, max_times;
                                int min_level = 1;
-                               martial_arts *ma_ptr = &ma_blows[0], *old_ptr = &ma_blows[0];
+                               const martial_arts *ma_ptr = &ma_blows[0], *old_ptr = &ma_blows[0];
                                int resist_stun = 0;
                                int weight = 8;
 
@@ -2684,6 +2336,9 @@ static void py_attack_aux(int y, int x, bool *fear, bool *mdeath, s16b hand, int
                                        {
                                                drain_heal = damroll(2, drain_result / 6);
 
+                                               /* Hex */
+                                               if (hex_spelling(HEX_VAMP_BLADE)) drain_heal *= 2;
+
                                                if (cheat_xtra)
                                                {
 #ifdef JP
@@ -2726,13 +2381,14 @@ static void py_attack_aux(int y, int x, bool *fear, bool *mdeath, s16b hand, int
                                }
                                m_ptr->maxhp -= (k+7)/8;
                                if (m_ptr->hp > m_ptr->maxhp) m_ptr->hp = m_ptr->maxhp;
+                               if (m_ptr->maxhp < 1) m_ptr->maxhp = 1;
                                weak = TRUE;
                        }
                        can_drain = FALSE;
                        drain_result = 0;
 
                        /* Confusion attack */
-                       if ((p_ptr->special_attack & ATTACK_CONFUSE) || (chaos_effect == 3) || (mode == HISSATSU_CONF))
+                       if ((p_ptr->special_attack & ATTACK_CONFUSE) || (chaos_effect == 3) || (mode == HISSATSU_CONF) || hex_spelling(HEX_CONFUSION))
                        {
                                /* Cancel glowing hands */
                                if (p_ptr->special_attack & ATTACK_CONFUSE)
@@ -2818,7 +2474,7 @@ static void py_attack_aux(int y, int x, bool *fear, bool *mdeath, s16b hand, int
                                        msg_format("%^s disappears!", m_name);
 #endif
 
-                                       teleport_away(c_ptr->m_idx, 50, FALSE, TRUE);
+                                       teleport_away(c_ptr->m_idx, 50, TELEPORT_PASSIVE);
                                        num = num_blow + 1; /* Can't hit it anymore! */
                                        *mdeath = TRUE;
                                }
@@ -2870,7 +2526,7 @@ static void py_attack_aux(int y, int x, bool *fear, bool *mdeath, s16b hand, int
 
                                        object_desc(o_name, q_ptr, OD_NAME_ONLY);
                                        q_ptr->held_m_idx = 0;
-                                       q_ptr->marked = 0;
+                                       q_ptr->marked = OM_TOUCHED;
                                        m_ptr->hold_o_idx = q_ptr->next_o_idx;
                                        q_ptr->next_o_idx = 0;
 #ifdef JP
@@ -2925,6 +2581,8 @@ static void py_attack_aux(int y, int x, bool *fear, bool *mdeath, s16b hand, int
                                                        case RACE_HUMAN:
                                                        case RACE_AMBERITE:
                                                        case RACE_DUNADAN:
+                                                       case RACE_BARBARIAN:
+                                                       case RACE_BEASTMAN:
                                                                mult = 25;break;
                                                        case RACE_HALF_ORC:
                                                        case RACE_HALF_TROLL:
@@ -3045,6 +2703,15 @@ static void py_attack_aux(int y, int x, bool *fear, bool *mdeath, s16b hand, int
        }
 }
 
+/*!
+ * @brief ¥×¥ì¥¤¥ä¡¼¤ÎÂÇ·â½èÍý¥á¥¤¥ó¥ë¡¼¥Á¥ó
+ * @param y ¹¶·âÌÜɸ¤ÎYºÂɸ
+ * @param x ¹¶·âÌÜɸ¤ÎXºÂɸ
+ * @param mode È¯Æ°Ãæ¤Î·õ½ÑID
+ * @return ¼ÂºÝ¤Ë¹¶·â½èÍý¤¬¹Ô¤ï¤ì¤¿¾ì¹çTRUE¤òÊÖ¤¹¡£
+ * @details
+ * If no "weapon" is available, then "punch" the monster one time.
+ */
 bool py_attack(int y, int x, int mode)
 {
        bool            fear = FALSE;
@@ -3057,7 +2724,7 @@ bool py_attack(int y, int x, int mode)
        char            m_name[80];
 
        /* Disturb the player */
-       disturb(0, 0);
+       disturb(0, 1);
 
        energy_use = 100;
 
@@ -3078,7 +2745,7 @@ bool py_attack(int y, int x, int mode)
        if (m_ptr->ml)
        {
                /* Auto-Recall if possible and visible */
-               monster_race_track(m_ptr->ap_r_idx);
+               if (!p_ptr->image) monster_race_track(m_ptr->ap_r_idx);
 
                /* Track a new monster */
                health_track(c_ptr->m_idx);
@@ -3283,8 +2950,8 @@ bool pattern_seq(int c_y, int c_x, int n_y, int n_x)
 
        if (!is_pattern_tile_cur && !is_pattern_tile_new) return TRUE;
 
-       pattern_type_cur = is_pattern_tile_cur ? cur_f_ptr->power : NOT_PATTERN_TILE;
-       pattern_type_new = is_pattern_tile_new ? new_f_ptr->power : NOT_PATTERN_TILE;
+       pattern_type_cur = is_pattern_tile_cur ? cur_f_ptr->subtype : NOT_PATTERN_TILE;
+       pattern_type_new = is_pattern_tile_new ? new_f_ptr->subtype : NOT_PATTERN_TILE;
 
        if (pattern_type_new == PATTERN_TILE_START)
        {
@@ -3579,7 +3246,7 @@ bool move_player_effect(int ny, int nx, u32b mpe_mode)
        if (have_flag(f_ptr->flags, FF_STORE))
        {
                /* Disturb */
-               disturb(0, 0);
+               disturb(0, 1);
 
                energy_use = 0;
                /* Hack -- Enter store */
@@ -3590,7 +3257,7 @@ bool move_player_effect(int ny, int nx, u32b mpe_mode)
        else if (have_flag(f_ptr->flags, FF_BLDG))
        {
                /* Disturb */
-               disturb(0, 0);
+               disturb(0, 1);
 
                energy_use = 0;
                /* Hack -- Enter building */
@@ -3601,7 +3268,7 @@ bool move_player_effect(int ny, int nx, u32b mpe_mode)
        else if (have_flag(f_ptr->flags, FF_QUEST_ENTER))
        {
                /* Disturb */
-               disturb(0, 0);
+               disturb(0, 1);
 
                energy_use = 0;
                /* Hack -- Enter quest level */
@@ -3612,16 +3279,7 @@ bool move_player_effect(int ny, int nx, u32b mpe_mode)
        {
                if (quest[p_ptr->inside_quest].type == QUEST_TYPE_FIND_EXIT)
                {
-                       if (record_fix_quest) do_cmd_write_nikki(NIKKI_FIX_QUEST_C, p_ptr->inside_quest, NULL);
-                       quest[p_ptr->inside_quest].status = QUEST_STATUS_COMPLETED;
-                       quest[p_ptr->inside_quest].complev = (byte)p_ptr->lev;
-#ifdef JP
-                       msg_print("¥¯¥¨¥¹¥È¤òãÀ®¤·¤¿¡ª");
-#else
-                       msg_print("You accomplished your quest!");
-#endif
-
-                       msg_print(NULL);
+                       complete_quest(p_ptr->inside_quest);
                }
 
                leave_quest_check();
@@ -3638,7 +3296,7 @@ bool move_player_effect(int ny, int nx, u32b mpe_mode)
        else if (have_flag(f_ptr->flags, FF_HIT_TRAP) && !(mpe_mode & MPE_STAYING))
        {
                /* Disturb */
-               disturb(0, 0);
+               disturb(0, 1);
 
                /* Hidden trap */
                if (c_ptr->mimic || have_flag(f_ptr->flags, FF_SECRET))
@@ -3679,7 +3337,7 @@ bool move_player_effect(int ny, int nx, u32b mpe_mode)
 #endif
                        }
 
-                       if (disturb_trap_detect) disturb(0, 0);
+                       if (disturb_trap_detect) disturb(0, 1);
                }
        }
 
@@ -3689,33 +3347,37 @@ bool move_player_effect(int ny, int nx, u32b mpe_mode)
 
 bool trap_can_be_ignored(int feat)
 {
-       switch (feat)
+       feature_type *f_ptr = &f_info[feat];
+
+       if (!have_flag(f_ptr->flags, FF_TRAP)) return TRUE;
+
+       switch (f_ptr->subtype)
        {
-       case FEAT_TRAP_TRAPDOOR:
-       case FEAT_TRAP_PIT:
-       case FEAT_TRAP_SPIKED_PIT:
-       case FEAT_TRAP_POISON_PIT:
+       case TRAP_TRAPDOOR:
+       case TRAP_PIT:
+       case TRAP_SPIKED_PIT:
+       case TRAP_POISON_PIT:
                if (p_ptr->levitation) return TRUE;
                break;
-       case FEAT_TRAP_TELEPORT:
+       case TRAP_TELEPORT:
                if (p_ptr->anti_tele) return TRUE;
                break;
-       case FEAT_TRAP_FIRE:
+       case TRAP_FIRE:
                if (p_ptr->immune_fire) return TRUE;
                break;
-       case FEAT_TRAP_ACID:
+       case TRAP_ACID:
                if (p_ptr->immune_acid) return TRUE;
                break;
-       case FEAT_TRAP_BLIND:
+       case TRAP_BLIND:
                if (p_ptr->resist_blind) return TRUE;
                break;
-       case FEAT_TRAP_CONFUSE:
+       case TRAP_CONFUSE:
                if (p_ptr->resist_conf) return TRUE;
                break;
-       case FEAT_TRAP_POISON:
+       case TRAP_POISON:
                if (p_ptr->resist_pois) return TRUE;
                break;
-       case FEAT_TRAP_SLEEP:
+       case TRAP_SLEEP:
                if (p_ptr->free_act) return TRUE;
                break;
        }
@@ -3864,7 +3526,7 @@ void move_player(int dir, bool do_pickup, bool break_trap)
 
        /* Player can not walk through "walls"... */
        /* unless in Shadow Form */
-       p_can_kill_walls = p_ptr->kill_wall && have_flag(f_ptr->flags, FF_TUNNEL) &&
+       p_can_kill_walls = p_ptr->kill_wall && have_flag(f_ptr->flags, FF_HURT_DISI) &&
                (!p_can_enter || !have_flag(f_ptr->flags, FF_LOS)) &&
                !have_flag(f_ptr->flags, FF_PERMANENT);
 
@@ -3888,7 +3550,7 @@ void move_player(int dir, bool do_pickup, bool break_trap)
                        if (m_ptr->ml)
                        {
                                /* Auto-Recall if possible and visible */
-                               monster_race_track(m_ptr->ap_r_idx);
+                               if (!p_ptr->image) monster_race_track(m_ptr->ap_r_idx);
 
                                /* Track a new monster */
                                health_track(c_ptr->m_idx);
@@ -3936,7 +3598,7 @@ void move_player(int dir, bool do_pickup, bool break_trap)
 #endif
                        energy_use = 0;
                        oktomove = FALSE;
-                       disturb(0, 0);
+                       disturb(0, 1);
                }
                else if (MON_MONFEAR(riding_m_ptr))
                {
@@ -3952,12 +3614,12 @@ void move_player(int dir, bool do_pickup, bool break_trap)
                        msg_format("%^s is too scared to control.", m_name);
 #endif
                        oktomove = FALSE;
-                       disturb(0, 0);
+                       disturb(0, 1);
                }
                else if (p_ptr->riding_ryoute)
                {
                        oktomove = FALSE;
-                       disturb(0, 0);
+                       disturb(0, 1);
                }
                else if (have_flag(f_ptr->flags, FF_CAN_FLY) && (riding_r_ptr->flags7 & RF7_CAN_FLY))
                {
@@ -3978,7 +3640,7 @@ void move_player(int dir, bool do_pickup, bool break_trap)
 #endif
                        energy_use = 0;
                        oktomove = FALSE;
-                       disturb(0, 0);
+                       disturb(0, 1);
                }
                else if (!have_flag(f_ptr->flags, FF_WATER) && (riding_r_ptr->flags7 & RF7_AQUATIC))
                {
@@ -3989,7 +3651,7 @@ void move_player(int dir, bool do_pickup, bool break_trap)
 #endif
                        energy_use = 0;
                        oktomove = FALSE;
-                       disturb(0, 0);
+                       disturb(0, 1);
                }
                else if (have_flag(f_ptr->flags, FF_LAVA) && !(riding_r_ptr->flagsr & RFR_EFF_IM_FIRE_MASK))
                {
@@ -4000,7 +3662,7 @@ void move_player(int dir, bool do_pickup, bool break_trap)
 #endif
                        energy_use = 0;
                        oktomove = FALSE;
-                       disturb(0, 0);
+                       disturb(0, 1);
                }
 
                if (oktomove && MON_STUNNED(riding_m_ptr) && one_in_(2))
@@ -4013,7 +3675,7 @@ void move_player(int dir, bool do_pickup, bool break_trap)
                        msg_format("You cannot control stunned %s!",m_name);
 #endif
                        oktomove = FALSE;
-                       disturb(0, 0);
+                       disturb(0, 1);
                }
        }
 
@@ -4041,7 +3703,7 @@ void move_player(int dir, bool do_pickup, bool break_trap)
         */
        else if (have_flag(f_ptr->flags, FF_TREE) && !p_can_kill_walls)
        {
-               if ((p_ptr->pclass != CLASS_RANGER) && !p_ptr->levitation) energy_use *= 2;
+               if ((p_ptr->pclass != CLASS_RANGER) && !p_ptr->levitation && (!p_ptr->riding || !(riding_r_ptr->flags8 & RF8_WILD_WOOD))) energy_use *= 2;
        }
 
 #ifdef ALLOW_EASY_DISARM /* TNB */
@@ -4068,9 +3730,6 @@ void move_player(int dir, bool do_pickup, bool break_trap)
 
                oktomove = FALSE;
 
-               /* Disturb the player */
-               disturb(0, 0);
-
                /* Notice things in the dark */
                if (!(c_ptr->info & CAVE_MARK) && !player_can_see_bold(y, x))
                {
@@ -4140,6 +3799,9 @@ void move_player(int dir, bool do_pickup, bool break_trap)
                        }
                }
 
+               /* Disturb the player */
+               disturb(0, 1);
+
                /* Sound */
                if (!boundary_floor(c_ptr, f_ptr, mimic_f_ptr)) sound(SOUND_HITWALL);
        }
@@ -4153,7 +3815,7 @@ void move_player(int dir, bool do_pickup, bool break_trap)
                }
 
                /* To avoid a loop with running */
-               disturb(0, 0);
+               disturb(0, 1);
 
                oktomove = FALSE;
        }
@@ -4973,3 +4635,147 @@ void run_step(int dir)
                disturb(0, 0);
        }
 }
+
+
+#ifdef TRAVEL
+/*
+ * Test for traveling
+ */
+static int travel_test(int prev_dir)
+{
+       int new_dir = 0;
+       int i, max;
+       const cave_type *c_ptr;
+       int cost;
+
+       /* Cannot travel when blind */
+       if (p_ptr->blind || no_lite())
+       {
+               msg_print(_("Ìܤ¬¸«¤¨¤Ê¤¤¡ª", "You cannot see!"));
+               return (0);
+       }
+
+       /* break run when leaving trap detected region */
+       if ((disturb_trap_detect || alert_trap_detect)
+           && p_ptr->dtrap && !(cave[py][px].info & CAVE_IN_DETECT))
+       {
+               /* No duplicate warning */
+               p_ptr->dtrap = FALSE;
+
+               /* You are just on the edge */
+               if (!(cave[py][px].info & CAVE_UNSAFE))
+               {
+                       if (alert_trap_detect)
+                       {
+#ifdef JP
+                               msg_print("* Ãí°Õ:¤³¤ÎÀè¤Ï¥È¥é¥Ã¥×¤Î´¶ÃÎÈϰϳ°¤Ç¤¹¡ª *");
+#else
+                               msg_print("*Leaving trap detect region!*");
+#endif
+                       }
+
+                       if (disturb_trap_detect)
+                       {
+                               /* Break Run */
+                               return (0);
+                       }
+               }
+       }
+
+       /* Range of newly adjacent grids */
+       max = (prev_dir & 0x01) + 1;
+
+       /* Look at every newly adjacent square. */
+       for (i = -max; i <= max; i++)
+       {
+               /* New direction */
+               int dir = cycle[chome[prev_dir] + i];
+
+               /* New location */
+               int row = py + ddy[dir];
+               int col = px + ddx[dir];
+
+               /* Access grid */
+               c_ptr = &cave[row][col];
+
+               /* Visible monsters abort running */
+               if (c_ptr->m_idx)
+               {
+                       monster_type *m_ptr = &m_list[c_ptr->m_idx];
+
+                       /* Visible monster */
+                       if (m_ptr->ml) return (0);
+               }
+
+       }
+
+       /* Travel cost of current grid */
+       cost = travel.cost[py][px];
+
+       /* Determine travel direction */
+       for (i = 0; i < 8; ++ i) {
+               int dir_cost = travel.cost[py+ddy_ddd[i]][px+ddx_ddd[i]];
+
+               if (dir_cost < cost)
+               {
+                       new_dir = ddd[i];
+                       cost = dir_cost;
+               }
+       }
+
+       if (!new_dir) return (0);
+
+       /* Access newly move grid */
+       c_ptr = &cave[py+ddy[new_dir]][px+ddx[new_dir]];
+
+       /* Close door abort traveling */
+       if (!easy_open && is_closed_door(c_ptr->feat)) return (0);
+
+       /* Visible and unignorable trap abort tarveling */
+       if (!c_ptr->mimic && !trap_can_be_ignored(c_ptr->feat)) return (0);
+
+       /* Move new grid */
+       return (new_dir);
+}
+
+
+/*
+ * Travel command
+ */
+void travel_step(void)
+{
+       /* Get travel direction */
+       travel.dir = travel_test(travel.dir);
+
+       /* disturb */
+       if (!travel.dir)
+       {
+               if (travel.run == 255)
+               {
+#ifdef JP
+                       msg_print("Æ»¶Ú¤¬¸«¤Ä¤«¤ê¤Þ¤»¤ó¡ª");
+#else
+                       msg_print("No route is found!");
+#endif
+                       travel.y = travel.x = 0;
+               }
+               disturb(0, 1);
+               return;
+       }
+
+       energy_use = 100;
+
+       move_player(travel.dir, always_pickup, FALSE);
+
+       if ((py == travel.y) && (px == travel.x))
+       {
+               travel.run = 0;
+               travel.y = travel.x = 0;
+       }
+       else if (travel.run > 0)
+               travel.run--;
+
+       /* Travel Delay */
+       Term_xtra(TERM_XTRA_DELAY, delay_factor);
+}
+#endif