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snipe_concentrate および reset_concentration 関数で PU_BONUS フラグを立てていなかったため、集中が途切れた後も一時テレパシ...
[hengband/hengband.git] / src / monster2.c
index f493c94..35dfd53 100644 (file)
@@ -1,23 +1,20 @@
 /* File: monster2.c */
 
-/* Purpose: misc code for monsters */
-
 /*
- * Copyright (c) 1989 James E. Wilson, Robert A. Koeneke
+ * Copyright (c) 1997 Ben Harrison, James E. Wilson, Robert A. Koeneke
  *
- * This software may be copied and distributed for educational, research, and
- * not for profit purposes provided that this copyright and statement are
- * included in all such copies.
+ * This software may be copied and distributed for educational, research,
+ * and not for profit purposes provided that this copyright and statement
+ * are included in all such copies.  Other copyrights may also apply.
  */
 
+/* Purpose: misc code for monsters */
+
 #include "angband.h"
 
 #define HORDE_NOGOOD 0x01
 #define HORDE_NOEVIL 0x02
 
-bool is_kage = FALSE;
-u16b horde_align = 0;
-
 cptr horror_desc[MAX_SAN_HORROR] =
 {
 #ifdef JP
@@ -161,6 +158,7 @@ void set_target(monster_type *m_ptr, int y, int x)
        m_ptr->target_x = x;
 }
 
+
 /*
  * Reset the target of counter attack
  */
@@ -169,6 +167,29 @@ void reset_target(monster_type *m_ptr)
        set_target(m_ptr, 0, 0);
 }
 
+
+/*
+ *  Extract monster race pointer of a monster's true form
+ */
+monster_race *real_r_ptr(monster_type *m_ptr)
+{
+       monster_race *r_ptr = &r_info[m_ptr->r_idx];
+
+       /* Extract real race */
+       if (m_ptr->mflag2 & MFLAG2_CHAMELEON)
+       {
+               if (r_ptr->flags1 & RF1_UNIQUE)
+                       return &r_info[MON_CHAMELEON_K];
+               else
+                       return &r_info[MON_CHAMELEON];
+       }
+       else
+       {
+               return r_ptr;
+       }
+}
+
+
 /*
  * Delete a monster by index.
  *
@@ -191,21 +212,19 @@ void delete_monster_idx(int i)
 
 
        /* Hack -- Reduce the racial counter */
-       if (m_ptr->mflag2 & MFLAG_CHAMELEON)
-       {
-               if (r_ptr->flags1 & RF1_UNIQUE)
-                       r_info[MON_CHAMELEON_K].cur_num--;
-               else
-                       r_info[MON_CHAMELEON].cur_num--;
-       }
-       else
-       {
-               r_ptr->cur_num--;
-       }
+       real_r_ptr(m_ptr)->cur_num--;
 
        /* Hack -- count the number of "reproducers" */
        if (r_ptr->flags2 & (RF2_MULTIPLY)) num_repro--;
 
+       if (MON_CSLEEP(m_ptr)) (void)set_monster_csleep(i, 0);
+       if (MON_FAST(m_ptr)) (void)set_monster_fast(i, 0);
+       if (MON_SLOW(m_ptr)) (void)set_monster_slow(i, 0);
+       if (MON_STUNNED(m_ptr)) (void)set_monster_stunned(i, 0);
+       if (MON_CONFUSED(m_ptr)) (void)set_monster_confused(i, 0);
+       if (MON_MONFEAR(m_ptr)) (void)set_monster_monfear(i, 0);
+       if (MON_INVULNER(m_ptr)) (void)set_monster_invulner(i, 0, FALSE);
+
 
        /* Hack -- remove target monster */
        if (i == target_who) target_who = 0;
@@ -232,14 +251,19 @@ void delete_monster_idx(int i)
                /* Acquire next object */
                next_o_idx = o_ptr->next_o_idx;
 
-               /* Hack -- efficiency */
-               o_ptr->held_m_idx = 0;
+               /*
+                * o_ptr->held_m_idx is needed in delete_object_idx()
+                * to prevent calling lite_spot()
+                */
 
                /* Delete the object */
                delete_object_idx(this_o_idx);
        }
 
 
+       if (is_pet(m_ptr)) check_pets_num_and_align(m_ptr, FALSE);
+
+
        /* Wipe the Monster */
        (void)WIPE(m_ptr, monster_type);
 
@@ -248,6 +272,10 @@ void delete_monster_idx(int i)
 
        /* Visual update */
        lite_spot(y, x);
+
+       /* Update some things */
+       if (r_ptr->flags7 & (RF7_LITE_MASK | RF7_DARK_MASK))
+               p_ptr->update |= (PU_MON_LITE);
 }
 
 
@@ -274,7 +302,7 @@ void delete_monster(int y, int x)
  */
 static void compact_monsters_aux(int i1, int i2)
 {
-       int y, x;
+       int y, x, i;
 
        cave_type *c_ptr;
 
@@ -328,12 +356,29 @@ static void compact_monsters_aux(int i1, int i2)
        /* Hack -- Update the health bar */
        if (p_ptr->health_who == i1) health_track(i2);
 
+       /* Hack -- Update parent index */
+       if (is_pet(m_ptr))
+       {
+               for (i = 1; i < m_max; i++)
+               {
+                       monster_type *m2_ptr = &m_list[i];
+
+                       if (m2_ptr->parent_m_idx == i1)
+                               m2_ptr->parent_m_idx = i2;
+               }
+       }
+
        /* Structure copy */
        COPY(&m_list[i2], &m_list[i1], monster_type);
 
        /* Wipe the hole */
        (void)WIPE(&m_list[i1], monster_type);
 
+       for (i = 0; i < MAX_MTIMED; i++)
+       {
+               int mproc_idx = get_mproc_idx(i1, i);
+               if (mproc_idx >= 0) mproc_list[i][mproc_idx] = i2;
+       }
 }
 
 
@@ -401,6 +446,14 @@ void compact_monsters(int size)
                        /* All monsters get a saving throw */
                        if (randint0(100) < chance) continue;
 
+                       if (record_named_pet && is_pet(m_ptr) && m_ptr->nickname)
+                       {
+                               char m_name[80];
+
+                               monster_desc(m_name, m_ptr, MD_INDEF_VISIBLE);
+                               do_cmd_write_nikki(NIKKI_NAMED_PET, RECORD_NAMED_PET_COMPACT, m_name);
+                       }
+
                        /* Delete the monster */
                        delete_monster_idx(i);
 
@@ -445,12 +498,14 @@ void wipe_m_list(void)
                {
                        r_info[MON_BANOR].max_num = 0;
                        r_info[MON_BANOR].r_pkills++;
+                       r_info[MON_BANOR].r_akills++;
                        if (r_info[MON_BANOR].r_tkills < MAX_SHORT) r_info[MON_BANOR].r_tkills++;
                }
                if (r_info[MON_LUPART].max_num)
                {
                        r_info[MON_LUPART].max_num = 0;
                        r_info[MON_LUPART].r_pkills++;
+                       r_info[MON_LUPART].r_akills++;
                        if (r_info[MON_LUPART].r_tkills < MAX_SHORT) r_info[MON_LUPART].r_tkills++;
                }
        }
@@ -460,24 +515,9 @@ void wipe_m_list(void)
        {
                monster_type *m_ptr = &m_list[i];
 
-               monster_race *r_ptr = &r_info[m_ptr->r_idx];
-
                /* Skip dead monsters */
                if (!m_ptr->r_idx) continue;
 
-               /* Mega-Hack -- preserve Unique's XXX XXX XXX */
-
-               /* Hack -- Reduce the racial counter */
-               if (m_ptr->mflag2 & MFLAG_CHAMELEON)
-               {
-                       if (r_ptr->flags1 & RF1_UNIQUE)
-                               r_info[MON_CHAMELEON_K].cur_num = 0;
-                       else
-                               r_info[MON_CHAMELEON].cur_num = 0;
-               }
-               else
-                       r_ptr->cur_num = 0;
-
                /* Monster is gone */
                cave[m_ptr->fy][m_ptr->fx].m_idx = 0;
 
@@ -486,12 +526,24 @@ void wipe_m_list(void)
 
        }
 
+       /*
+        * Wiping racial counters of all monsters and incrementing of racial
+        * counters of monsters in party_mon[] are required to prevent multiple
+        * generation of unique monster who is the minion of player.
+        */
+
+       /* Hack -- Wipe the racial counter of all monster races */
+       for (i = 1; i < max_r_idx; i++) r_info[i].cur_num = 0;
+
        /* Reset "m_max" */
        m_max = 1;
 
        /* Reset "m_cnt" */
        m_cnt = 0;
 
+       /* Reset "mproc_max[]" */
+       for (i = 0; i < MAX_MTIMED; i++) mproc_max[i] = 0;
+
        /* Hack -- reset "reproducer" count */
        num_repro = 0;
 
@@ -578,11 +630,6 @@ static int summon_specific_type = 0;
 static int summon_specific_who = -1;
 
 
-/*
- * Hack -- the hostility of the summoned monster
- */
-static bool summon_specific_hostile = TRUE;
-
 static bool summon_unique_okay = FALSE;
 
 
@@ -645,8 +692,8 @@ static bool summon_specific_aux(int r_idx)
                case SUMMON_HI_UNDEAD:
                {
                        okay = ((r_ptr->d_char == 'L') ||
-                               (r_ptr->d_char == 'V') ||
-                               (r_ptr->d_char == 'W'));
+                               (r_ptr->d_char == 'V') ||
+                               (r_ptr->d_char == 'W'));
                        break;
                }
 
@@ -708,10 +755,10 @@ static bool summon_specific_aux(int r_idx)
                case SUMMON_BIZARRE6:
                {
                        okay = ((r_ptr->d_char == '!') ||
-                                (r_ptr->d_char == '?') ||
-                                (r_ptr->d_char == '=') ||
-                                (r_ptr->d_char == '$') ||
-                                (r_ptr->d_char == '|'));
+                                (r_ptr->d_char == '?') ||
+                                (r_ptr->d_char == '=') ||
+                                (r_ptr->d_char == '$') ||
+                                (r_ptr->d_char == '|'));
                        break;
                }
 
@@ -724,7 +771,7 @@ static bool summon_specific_aux(int r_idx)
                case SUMMON_CYBER:
                {
                        okay = ((r_ptr->d_char == 'U') &&
-                               (r_ptr->flags4 & RF4_ROCKET));
+                               (r_ptr->flags4 & RF4_ROCKET));
                        break;
                }
 
@@ -750,7 +797,7 @@ static bool summon_specific_aux(int r_idx)
                case SUMMON_ANIMAL_RANGER:
                {
                        okay = ((r_ptr->flags3 & (RF3_ANIMAL)) &&
-                              (strchr("abcflqrwBCHIJKMRS", r_ptr->d_char)) &&
+                              (my_strchr("abcflqrwBCHIJKMRS", r_ptr->d_char)) &&
                               !(r_ptr->flags3 & (RF3_DRAGON)) &&
                               !(r_ptr->flags3 & (RF3_EVIL)) &&
                               !(r_ptr->flags3 & (RF3_UNDEAD)) &&
@@ -762,14 +809,13 @@ static bool summon_specific_aux(int r_idx)
 
                case SUMMON_HI_DRAGON_LIVING:
                {
-                       okay = ((r_ptr->d_char == 'D') &&
-                              !(r_ptr->flags3 & (RF3_DEMON | RF3_UNDEAD | RF3_NONLIVING)));
+                       okay = ((r_ptr->d_char == 'D') && monster_living(r_ptr));
                        break;
                }
 
                case SUMMON_LIVING:
                {
-                       okay = (!(r_ptr->flags3 & (RF3_DEMON | RF3_UNDEAD | RF3_NONLIVING)));
+                       okay = monster_living(r_ptr);
                        break;
                }
 
@@ -823,7 +869,7 @@ static bool summon_specific_aux(int r_idx)
 
                        for (i = 0; i < 4; i++)
                                if (r_ptr->blow[i].method == RBM_EXPLODE) okay = TRUE;
-                       okay = (okay && (!(r_ptr->flags3 & (RF3_DEMON | RF3_UNDEAD | RF3_NONLIVING))));
+                       okay = (okay && monster_living(r_ptr));
                        break;
                }
 
@@ -855,6 +901,33 @@ static bool summon_specific_aux(int r_idx)
                                (r_idx == MON_KNI_TEMPLAR));
                        break;
                }
+
+               case SUMMON_EAGLES:
+               {
+                       okay = (r_ptr->d_char == 'B' &&
+                               (r_ptr->flags8 & RF8_WILD_MOUNTAIN) &&
+                               (r_ptr->flags8 & RF8_WILD_ONLY));
+                       break;
+               }
+
+               case SUMMON_PIRANHAS:
+               {
+                       okay = (r_idx == MON_PIRANHA);
+                       break;
+               }
+
+               case SUMMON_ARMAGE_GOOD:
+               {
+                       okay = (r_ptr->d_char == 'A' && (r_ptr->flags3 & RF3_GOOD));
+                       break;
+               }
+
+               case SUMMON_ARMAGE_EVIL:
+               {
+                       okay = ((r_ptr->flags3 & RF3_DEMON) ||
+                               (r_ptr->d_char == 'A' && (r_ptr->flags3 & RF3_EVIL)));
+                       break;
+               }
        }
 
        /* Result */
@@ -874,7 +947,7 @@ static bool restrict_monster_to_dungeon(int r_idx)
 {
        dungeon_info_type *d_ptr = &d_info[dungeon_type];
        monster_race *r_ptr = &r_info[r_idx];
-        byte a;
+       byte a;
 
        if (d_ptr->flags1 & DF1_CHAMELEON)
        {
@@ -882,10 +955,12 @@ static bool restrict_monster_to_dungeon(int r_idx)
        }
        if (d_ptr->flags1 & DF1_NO_MAGIC)
        {
-               if (r_idx == MON_CHAMELEON) return TRUE;
-               if (r_ptr->freq_spell && !(r_ptr->flags4 & RF4_NOMAGIC_MASK) && !(r_ptr->flags5 & RF5_NOMAGIC_MASK) && !(r_ptr->flags6 & RF6_NOMAGIC_MASK))
+               if (r_idx != MON_CHAMELEON &&
+                   r_ptr->freq_spell && 
+                   !(r_ptr->flags4 & RF4_NOMAGIC_MASK) &&
+                   !(r_ptr->flags5 & RF5_NOMAGIC_MASK) &&
+                   !(r_ptr->flags6 & RF6_NOMAGIC_MASK))
                        return FALSE;
-               else return TRUE;
        }
        if (d_ptr->flags1 & DF1_NO_MELEE)
        {
@@ -894,219 +969,164 @@ static bool restrict_monster_to_dungeon(int r_idx)
                    !(r_ptr->flags5 & (RF5_BOLT_MASK | RF5_BEAM_MASK | RF5_BALL_MASK | RF5_CAUSE_1 | RF5_CAUSE_2 | RF5_CAUSE_3 | RF5_CAUSE_4 | RF5_MIND_BLAST | RF5_BRAIN_SMASH)) &&
                    !(r_ptr->flags6 & (RF6_BOLT_MASK | RF6_BEAM_MASK | RF6_BALL_MASK)))
                        return FALSE;
-               else return TRUE;
        }
        if (d_ptr->flags1 & DF1_BEGINNER)
        {
                if (r_ptr->level > dun_level)
                        return FALSE;
-               else return TRUE;
        }
 
-       if (d_ptr->special_div == 64) return TRUE;
+       if (d_ptr->special_div >= 64) return TRUE;
        if (summon_specific_type && !(d_ptr->flags1 & DF1_CHAMELEON)) return TRUE;
 
-        if(d_ptr->mode == DUNGEON_MODE_AND)
-        {
-                if (d_ptr->mflags1)
+       switch (d_ptr->mode)
+       {
+       case DUNGEON_MODE_AND:
+               if (d_ptr->mflags1)
                {
-                        if((d_ptr->mflags1 & r_ptr->flags1) != d_ptr->mflags1)
-                                return FALSE;
+                       if ((d_ptr->mflags1 & r_ptr->flags1) != d_ptr->mflags1)
+                               return FALSE;
                }
-                if (d_ptr->mflags2)
+               if (d_ptr->mflags2)
                {
-                        if((d_ptr->mflags2 & r_ptr->flags2) != d_ptr->mflags2)
-                                return FALSE;
+                       if ((d_ptr->mflags2 & r_ptr->flags2) != d_ptr->mflags2)
+                               return FALSE;
                }
-                if (d_ptr->mflags3)
+               if (d_ptr->mflags3)
                {
-                        if((d_ptr->mflags3 & r_ptr->flags3) != d_ptr->mflags3)
-                                return FALSE;
+                       if ((d_ptr->mflags3 & r_ptr->flags3) != d_ptr->mflags3)
+                               return FALSE;
                }
-                if (d_ptr->mflags4)
+               if (d_ptr->mflags4)
                {
-                        if((d_ptr->mflags4 & r_ptr->flags4) != d_ptr->mflags4)
-                                return FALSE;
+                       if ((d_ptr->mflags4 & r_ptr->flags4) != d_ptr->mflags4)
+                               return FALSE;
                }
-                if (d_ptr->mflags5)
+               if (d_ptr->mflags5)
                {
-                        if((d_ptr->mflags5 & r_ptr->flags5) != d_ptr->mflags5)
-                                return FALSE;
+                       if ((d_ptr->mflags5 & r_ptr->flags5) != d_ptr->mflags5)
+                               return FALSE;
                }
-                if (d_ptr->mflags6)
+               if (d_ptr->mflags6)
                {
-                        if((d_ptr->mflags6 & r_ptr->flags6) != d_ptr->mflags6)
-                                return FALSE;
+                       if ((d_ptr->mflags6 & r_ptr->flags6) != d_ptr->mflags6)
+                               return FALSE;
                }
-                if (d_ptr->mflags7)
+               if (d_ptr->mflags7)
                {
-                        if((d_ptr->mflags7 & r_ptr->flags7) != d_ptr->mflags7)
-                                return FALSE;
+                       if ((d_ptr->mflags7 & r_ptr->flags7) != d_ptr->mflags7)
+                               return FALSE;
                }
-                if (d_ptr->mflags8)
+               if (d_ptr->mflags8)
                {
-                        if((d_ptr->mflags8 & r_ptr->flags8) != d_ptr->mflags8)
-                                return FALSE;
+                       if ((d_ptr->mflags8 & r_ptr->flags8) != d_ptr->mflags8)
+                               return FALSE;
                }
-                if (d_ptr->mflags9)
+               if (d_ptr->mflags9)
                {
-                        if((d_ptr->mflags9 & r_ptr->flags9) != d_ptr->mflags9)
-                                return FALSE;
+                       if ((d_ptr->mflags9 & r_ptr->flags9) != d_ptr->mflags9)
+                               return FALSE;
                }
-                for(a = 0; a < 5; a++)
-                        if(d_ptr->r_char[a] && (d_ptr->r_char[a] != r_ptr->d_char)) return FALSE;
-        }
-        else if(d_ptr->mode == DUNGEON_MODE_NAND)
-        {
-                byte ok[9 + 5], i = 0, j = 0;
-
-                if (d_ptr->mflags1)
+               if (d_ptr->mflagsr)
                {
-                        i++;
-                        if(d_ptr->mflags1 & r_ptr->flags1)
-                                ok[0] = 1;
+                       if ((d_ptr->mflagsr & r_ptr->flagsr) != d_ptr->mflagsr)
+                               return FALSE;
                }
-                if (d_ptr->mflags2)
+               for (a = 0; a < 5; a++)
+                       if (d_ptr->r_char[a] && (d_ptr->r_char[a] != r_ptr->d_char)) return FALSE;
+
+               return TRUE;
+
+       case DUNGEON_MODE_NAND:
+               if (d_ptr->mflags1)
                {
-                        i++;
-                        if(d_ptr->mflags2 & r_ptr->flags2)
-                                ok[1] = 1;
+                       if ((d_ptr->mflags1 & r_ptr->flags1) != d_ptr->mflags1)
+                               return TRUE;
                }
-                if (d_ptr->mflags3)
+               if (d_ptr->mflags2)
                {
-                        i++;
-                        if(d_ptr->mflags3 & r_ptr->flags3)
-                                ok[2] = 1;
+                       if ((d_ptr->mflags2 & r_ptr->flags2) != d_ptr->mflags2)
+                               return TRUE;
                }
-                if (d_ptr->mflags4)
+               if (d_ptr->mflags3)
                {
-                        i++;
-                        if(d_ptr->mflags4 & r_ptr->flags4)
-                                ok[3] = 1;
+                       if ((d_ptr->mflags3 & r_ptr->flags3) != d_ptr->mflags3)
+                               return TRUE;
                }
-                if (d_ptr->mflags5)
+               if (d_ptr->mflags4)
                {
-                        i++;
-                        if(d_ptr->mflags5 & r_ptr->flags5)
-                                ok[4] = 1;
+                       if ((d_ptr->mflags4 & r_ptr->flags4) != d_ptr->mflags4)
+                               return TRUE;
                }
-                if (d_ptr->mflags6)
+               if (d_ptr->mflags5)
                {
-                        i++;
-                        if(d_ptr->mflags6 & r_ptr->flags6)
-                                ok[5] = 1;
+                       if ((d_ptr->mflags5 & r_ptr->flags5) != d_ptr->mflags5)
+                               return TRUE;
                }
-                if (d_ptr->mflags7)
+               if (d_ptr->mflags6)
                {
-                        i++;
-                        if(d_ptr->mflags7 & r_ptr->flags7)
-                                ok[6] = 1;
+                       if ((d_ptr->mflags6 & r_ptr->flags6) != d_ptr->mflags6)
+                               return TRUE;
                }
-                if (d_ptr->mflags8)
+               if (d_ptr->mflags7)
                {
-                        i++;
-                        if(d_ptr->mflags8 & r_ptr->flags8)
-                                ok[7] = 1;
+                       if ((d_ptr->mflags7 & r_ptr->flags7) != d_ptr->mflags7)
+                               return TRUE;
                }
-                if (d_ptr->mflags9)
+               if (d_ptr->mflags8)
                {
-                        i++;
-                        if(d_ptr->mflags9 & r_ptr->flags9)
-                                ok[8] = 1;
+                       if ((d_ptr->mflags8 & r_ptr->flags8) != d_ptr->mflags8)
+                               return TRUE;
                }
+               if (d_ptr->mflags9)
+               {
+                       if ((d_ptr->mflags9 & r_ptr->flags9) != d_ptr->mflags9)
+                               return TRUE;
+               }
+               if (d_ptr->mflagsr)
+               {
+                       if ((d_ptr->mflagsr & r_ptr->flagsr) != d_ptr->mflagsr)
+                               return TRUE;
+               }
+               for (a = 0; a < 5; a++)
+                       if (d_ptr->r_char[a] && (d_ptr->r_char[a] != r_ptr->d_char)) return TRUE;
 
-                for(a = 0; a < 5; a++)
-                {
-                        if(d_ptr->r_char[a])
-                        {
-                                i++;
-                                if (d_ptr->r_char[a] != r_ptr->d_char) ok[9 + a] = 1;
-                        }
-                }
-
-                j = ok[0] + ok[1] + ok[2] + ok[3] + ok[4] + ok[5] + ok[6] + ok[7] + ok[8] + ok[9] + ok[10] + ok[11] + ok[12] + ok[13];
-
-                if(i == j) return FALSE;
-        }
-        else if(d_ptr->mode == DUNGEON_MODE_OR)
-        {
-                byte ok = FALSE, i;
-                s32b flag;
-
-                for(i = 0; i < 32; i++)
-                {
-                        flag = d_ptr->mflags1 & (1 << i);
-                        if(r_ptr->flags1 & flag) ok = TRUE;
-
-                        flag = d_ptr->mflags2 & (1 << i);
-                        if(r_ptr->flags2 & flag) ok = TRUE;
-
-                        flag = d_ptr->mflags3 & (1 << i);
-                        if(r_ptr->flags3 & flag) ok = TRUE;
-
-                        flag = d_ptr->mflags4 & (1 << i);
-                        if(r_ptr->flags4 & flag) ok = TRUE;
-
-                        flag = d_ptr->mflags5 & (1 << i);
-                        if(r_ptr->flags5 & flag) ok = TRUE;
-
-                        flag = d_ptr->mflags6 & (1 << i);
-                        if(r_ptr->flags6 & flag) ok = TRUE;
-
-                        flag = d_ptr->mflags7 & (1 << i);
-                        if(r_ptr->flags7 & flag) ok = TRUE;
-
-                        flag = d_ptr->mflags8 & (1 << i);
-                        if(r_ptr->flags8 & flag) ok = TRUE;
-
-                        flag = d_ptr->mflags9 & (1 << i);
-                        if(r_ptr->flags9 & flag) ok = TRUE;
-                }
-                for(a = 0; a < 5; a++)
-                        if(d_ptr->r_char[a] == r_ptr->d_char) ok = TRUE;
-
-                return ok;
-        }
-        else if(d_ptr->mode == DUNGEON_MODE_NOR)
-        {
-                byte ok = TRUE, i;
-                s32b flag;
-
-                for(i = 0; i < 32; i++)
-                {
-                        flag = d_ptr->mflags1 & (1 << i);
-                        if(r_ptr->flags1 & flag) ok = FALSE;
-
-                        flag = d_ptr->mflags2 & (1 << i);
-                        if(r_ptr->flags2 & flag) ok = FALSE;
-
-                        flag = d_ptr->mflags3 & (1 << i);
-                        if(r_ptr->flags3 & flag) ok = FALSE;
-
-                        flag = d_ptr->mflags4 & (1 << i);
-                        if(r_ptr->flags4 & flag) ok = FALSE;
-
-                        flag = d_ptr->mflags5 & (1 << i);
-                        if(r_ptr->flags5 & flag) ok = FALSE;
-
-                        flag = d_ptr->mflags6 & (1 << i);
-                        if(r_ptr->flags6 & flag) ok = FALSE;
+               return FALSE;
 
-                        flag = d_ptr->mflags7 & (1 << i);
-                        if(r_ptr->flags7 & flag) ok = FALSE;
+       case DUNGEON_MODE_OR:
+               if (r_ptr->flags1 & d_ptr->mflags1) return TRUE;
+               if (r_ptr->flags2 & d_ptr->mflags2) return TRUE;
+               if (r_ptr->flags3 & d_ptr->mflags3) return TRUE;
+               if (r_ptr->flags4 & d_ptr->mflags4) return TRUE;
+               if (r_ptr->flags5 & d_ptr->mflags5) return TRUE;
+               if (r_ptr->flags6 & d_ptr->mflags6) return TRUE;
+               if (r_ptr->flags7 & d_ptr->mflags7) return TRUE;
+               if (r_ptr->flags8 & d_ptr->mflags8) return TRUE;
+               if (r_ptr->flags9 & d_ptr->mflags9) return TRUE;
+               if (r_ptr->flagsr & d_ptr->mflagsr) return TRUE;
+               for (a = 0; a < 5; a++)
+                       if (d_ptr->r_char[a] == r_ptr->d_char) return TRUE;
 
-                        flag = d_ptr->mflags8 & (1 << i);
-                        if(r_ptr->flags8 & flag) ok = FALSE;
+               return FALSE;
 
-                        flag = d_ptr->mflags9 & (1 << i);
-                        if(r_ptr->flags9 & flag) ok = FALSE;
-                }
-                for(a = 0; a < 5; a++)
-                        if(d_ptr->r_char[a] == r_ptr->d_char) ok = FALSE;
-                return ok;
-        }
+       case DUNGEON_MODE_NOR:
+               if (r_ptr->flags1 & d_ptr->mflags1) return FALSE;
+               if (r_ptr->flags2 & d_ptr->mflags2) return FALSE;
+               if (r_ptr->flags3 & d_ptr->mflags3) return FALSE;
+               if (r_ptr->flags4 & d_ptr->mflags4) return FALSE;
+               if (r_ptr->flags5 & d_ptr->mflags5) return FALSE;
+               if (r_ptr->flags6 & d_ptr->mflags6) return FALSE;
+               if (r_ptr->flags7 & d_ptr->mflags7) return FALSE;
+               if (r_ptr->flags8 & d_ptr->mflags8) return FALSE;
+               if (r_ptr->flags9 & d_ptr->mflags9) return FALSE;
+               if (r_ptr->flagsr & d_ptr->mflagsr) return FALSE;
+               for (a = 0; a < 5; a++)
+                       if (d_ptr->r_char[a] == r_ptr->d_char) return FALSE;
+
+               return TRUE;
+       }
 
-        return TRUE;
+       return TRUE;
 }
 
 /*
@@ -1148,7 +1168,7 @@ errr get_mon_num_prep(monster_hook_type monster_hook,
 
                        if (r_ptr->flags7 & RF7_GUARDIAN)
                                continue;
-               
+
                        /* Depth Monsters never appear out of depth */
                        if ((r_ptr->flags1 & (RF1_FORCE_DEPTH)) &&
                            (r_ptr->level > dun_level))
@@ -1158,7 +1178,7 @@ errr get_mon_num_prep(monster_hook_type monster_hook,
                /* Accept this monster */
                entry->prob2 = entry->prob1;
 
-               if (dun_level && (!p_ptr->inside_quest || p_ptr->inside_quest < MIN_RANDOM_QUEST) && !restrict_monster_to_dungeon(entry->index) && !p_ptr->inside_battle)
+               if (dun_level && (!p_ptr->inside_quest || is_fixed_quest_idx(p_ptr->inside_quest)) && !restrict_monster_to_dungeon(entry->index) && !p_ptr->inside_battle)
                {
                        int hoge = entry->prob2 * d_info[dungeon_type].special_div;
                        entry->prob2 = hoge / 64;
@@ -1322,7 +1342,7 @@ s16b get_mon_num(int level)
                {
                        /* Hack -- "unique" monsters must be "unique" */
                        if (((r_ptr->flags1 & (RF1_UNIQUE)) ||
-                            (r_ptr->flags7 & (RF7_UNIQUE_7))) &&
+                            (r_ptr->flags7 & (RF7_NAZGUL))) &&
                            (r_ptr->cur_num >= r_ptr->max_num))
                        {
                                continue;
@@ -1451,24 +1471,26 @@ s16b get_mon_num(int level)
  * so that "char desc[80];" is sufficiently large for any result.
  *
  * Mode Flags:
- *   0x01 --> Objective (or Reflexive)
- *   0x02 --> Possessive (or Reflexive)
- *   0x04 --> Use indefinites for hidden monsters ("something")
- *   0x08 --> Use indefinites for visible monsters ("a kobold")
- *   0x10 --> Pronominalize hidden monsters
- *   0x20 --> Pronominalize visible monsters
- *   0x40 --> Assume the monster is hidden
- *   0x80 --> Assume the monster is visible
- *  0x100 --> Chameleon's true name
- *  0x200 --> Ignore hallucination, and penetrate shape change
+ *  MD_OBJECTIVE      --> Objective (or Reflexive)
+ *  MD_POSSESSIVE     --> Possessive (or Reflexive)
+ *  MD_INDEF_HIDDEN   --> Use indefinites for hidden monsters ("something")
+ *  MD_INDEF_VISIBLE  --> Use indefinites for visible monsters ("a kobold")
+ *  MD_PRON_HIDDEN    --> Pronominalize hidden monsters
+ *  MD_PRON_VISIBLE   --> Pronominalize visible monsters
+ *  MD_ASSUME_HIDDEN  --> Assume the monster is hidden
+ *  MD_ASSUME_VISIBLE --> Assume the monster is visible
+ *  MD_TRUE_NAME      --> Chameleon's true name
+ *  MD_IGNORE_HALLU   --> Ignore hallucination, and penetrate shape change
  *
  * Useful Modes:
- *   0x00 --> Full nominative name ("the kobold") or "it"
- *   0x04 --> Full nominative name ("the kobold") or "something"
- *   0x80 --> Genocide resistance name ("the kobold")
- *   0x88 --> Killing name ("a kobold")
- *   0x22 --> Possessive, genderized if visable ("his") or "its"
- *   0x23 --> Reflexive, genderized if visable ("himself") or "itself"
+ *  0x00 --> Full nominative name ("the kobold") or "it"
+ *  MD_INDEF_HIDDEN --> Full nominative name ("the kobold") or "something"
+ *  MD_ASSUME_VISIBLE --> Genocide resistance name ("the kobold")
+ *  MD_ASSUME_VISIBLE | MD_INDEF_VISIBLE --> Killing name ("a kobold")
+ *  MD_PRON_VISIBLE | MD_POSSESSIVE
+ *    --> Possessive, genderized if visable ("his") or "its"
+ *  MD_PRON_VISIBLE | MD_POSSESSIVE | MD_OBJECTIVE
+ *    --> Reflexive, genderized if visable ("himself") or "itself"
  */
 void monster_desc(char *desc, monster_type *m_ptr, int mode)
 {
@@ -1483,20 +1505,17 @@ void monster_desc(char *desc, monster_type *m_ptr, int mode)
 
        r_ptr = &r_info[m_ptr->ap_r_idx];
 
-       if ((mode & 0x100) && (m_ptr->mflag2 & MFLAG_CHAMELEON))
-       {
-               if (r_ptr->flags1 & RF1_UNIQUE) name = (r_name + r_info[MON_CHAMELEON_K].name);
-               else name = (r_name + r_info[MON_CHAMELEON].name);
-       }
+       /* Mode of MD_TRUE_NAME will reveal Chameleon's true name */
+       if (mode & MD_TRUE_NAME) name = (r_name + real_r_ptr(m_ptr)->name);
        else name = (r_name + r_ptr->name);
 
        /* Are we hallucinating? (Idea from Nethack...) */
-       if (p_ptr->image && !(mode & 0x200))
+       if (p_ptr->image && !(mode & MD_IGNORE_HALLU))
        {
                if (one_in_(2))
                {
 #ifdef JP
-if (!get_rnd_line("silly_j.txt", m_ptr->r_idx, silly_name))
+                       if (!get_rnd_line("silly_j.txt", m_ptr->r_idx, silly_name))
 #else
                        if (!get_rnd_line("silly.txt", m_ptr->r_idx, silly_name))
 #endif
@@ -1512,7 +1531,7 @@ if (!get_rnd_line("silly_j.txt", m_ptr->r_idx, silly_name))
                        {
                                hallu_race = &r_info[randint1(max_r_idx - 1)];
                        }
-                       while (hallu_race->flags1 & RF1_UNIQUE);
+                       while (!hallu_race->name || (hallu_race->flags1 & RF1_UNIQUE));
 
                        strcpy(silly_name, (r_name + hallu_race->name));
                }
@@ -1522,10 +1541,10 @@ if (!get_rnd_line("silly_j.txt", m_ptr->r_idx, silly_name))
        }
 
        /* Can we "see" it (exists + forced, or visible + not unforced) */
-       seen = (m_ptr && ((mode & 0x80) || (!(mode & 0x40) && m_ptr->ml)));
+       seen = (m_ptr && ((mode & MD_ASSUME_VISIBLE) || (!(mode & MD_ASSUME_HIDDEN) && m_ptr->ml)));
 
        /* Sexed Pronouns (seen and allowed, or unseen and allowed) */
-       pron = (m_ptr && ((seen && (mode & 0x20)) || (!seen && (mode & 0x10))));
+       pron = (m_ptr && ((seen && (mode & MD_PRON_VISIBLE)) || (!seen && (mode & MD_PRON_HIDDEN))));
 
 
        /* First, try using pronouns, or describing hidden monsters */
@@ -1551,73 +1570,72 @@ if (!get_rnd_line("silly_j.txt", m_ptr->r_idx, silly_name))
 
 
                /* Brute force: split on the possibilities */
-               switch (kind + (mode & 0x07))
+               switch (kind + (mode & (MD_INDEF_HIDDEN | MD_POSSESSIVE | MD_OBJECTIVE)))
                {
                        /* Neuter, or unknown */
 #ifdef JP
-                       case 0x00: res = "²¿¤«"; break;
-                       case 0x01: res = "²¿¤«"; break;
-                       case 0x02: res = "²¿¤«¤Î"; break;
-                       case 0x03: res = "²¿¤«¼«¿È"; break;
-                       case 0x04: res = "²¿¤«"; break;
-                       case 0x05: res = "²¿¤«"; break;
-                       case 0x06: res = "²¿¤«"; break;
-                       case 0x07: res = "¤½¤ì¼«¿È"; break;
+                       case 0x00:                                                    res = "²¿¤«"; break;
+                       case 0x00 + (MD_OBJECTIVE):                                   res = "²¿¤«"; break;
+                       case 0x00 + (MD_POSSESSIVE):                                  res = "²¿¤«¤Î"; break;
+                       case 0x00 + (MD_POSSESSIVE | MD_OBJECTIVE):                   res = "²¿¤«¼«¿È"; break;
+                       case 0x00 + (MD_INDEF_HIDDEN):                                res = "²¿¤«"; break;
+                       case 0x00 + (MD_INDEF_HIDDEN | MD_OBJECTIVE):                 res = "²¿¤«"; break;
+                       case 0x00 + (MD_INDEF_HIDDEN | MD_POSSESSIVE):                res = "²¿¤«"; break;
+                       case 0x00 + (MD_INDEF_HIDDEN | MD_POSSESSIVE | MD_OBJECTIVE): res = "¤½¤ì¼«¿È"; break;
 #else
-                       case 0x00: res = "it"; break;
-                       case 0x01: res = "it"; break;
-                       case 0x02: res = "its"; break;
-                       case 0x03: res = "itself"; break;
-                       case 0x04: res = "something"; break;
-                       case 0x05: res = "something"; break;
-                       case 0x06: res = "something's"; break;
-                       case 0x07: res = "itself"; break;
+                       case 0x00:                                                    res = "it"; break;
+                       case 0x00 + (MD_OBJECTIVE):                                   res = "it"; break;
+                       case 0x00 + (MD_POSSESSIVE):                                  res = "its"; break;
+                       case 0x00 + (MD_POSSESSIVE | MD_OBJECTIVE):                   res = "itself"; break;
+                       case 0x00 + (MD_INDEF_HIDDEN):                                res = "something"; break;
+                       case 0x00 + (MD_INDEF_HIDDEN | MD_OBJECTIVE):                 res = "something"; break;
+                       case 0x00 + (MD_INDEF_HIDDEN | MD_POSSESSIVE):                res = "something's"; break;
+                       case 0x00 + (MD_INDEF_HIDDEN | MD_POSSESSIVE | MD_OBJECTIVE): res = "itself"; break;
 #endif
 
 
                        /* Male (assume human if vague) */
 #ifdef JP
-                       case 0x10: res = "Èà"; break;
-                       case 0x11: res = "Èà"; break;
-                       case 0x12: res = "Èà¤Î"; break;
-                       case 0x13: res = "È༫¿È"; break;
-                       case 0x14: res = "狼"; break;
-                       case 0x15: res = "狼"; break;
-                       case 0x16: res = "狼¤Î"; break;
-                       case 0x17: res = "È༫¿È"; break;
+                       case 0x10:                                                    res = "Èà"; break;
+                       case 0x10 + (MD_OBJECTIVE):                                   res = "Èà"; break;
+                       case 0x10 + (MD_POSSESSIVE):                                  res = "Èà¤Î"; break;
+                       case 0x10 + (MD_POSSESSIVE | MD_OBJECTIVE):                   res = "È༫¿È"; break;
+                       case 0x10 + (MD_INDEF_HIDDEN):                                res = "狼"; break;
+                       case 0x10 + (MD_INDEF_HIDDEN | MD_OBJECTIVE):                 res = "狼"; break;
+                       case 0x10 + (MD_INDEF_HIDDEN | MD_POSSESSIVE):                res = "狼¤Î"; break;
+                       case 0x10 + (MD_INDEF_HIDDEN | MD_POSSESSIVE | MD_OBJECTIVE): res = "È༫¿È"; break;
 #else
-                       case 0x10: res = "he"; break;
-                       case 0x11: res = "him"; break;
-                       case 0x12: res = "his"; break;
-                       case 0x13: res = "himself"; break;
-                       case 0x14: res = "someone"; break;
-                       case 0x15: res = "someone"; break;
-                       case 0x16: res = "someone's"; break;
-                       case 0x17: res = "himself"; break;
+                       case 0x10:                                                    res = "he"; break;
+                       case 0x10 + (MD_OBJECTIVE):                                   res = "him"; break;
+                       case 0x10 + (MD_POSSESSIVE):                                  res = "his"; break;
+                       case 0x10 + (MD_POSSESSIVE | MD_OBJECTIVE):                   res = "himself"; break;
+                       case 0x10 + (MD_INDEF_HIDDEN):                                res = "someone"; break;
+                       case 0x10 + (MD_INDEF_HIDDEN | MD_OBJECTIVE):                 res = "someone"; break;
+                       case 0x10 + (MD_INDEF_HIDDEN | MD_POSSESSIVE):                res = "someone's"; break;
+                       case 0x10 + (MD_INDEF_HIDDEN | MD_POSSESSIVE | MD_OBJECTIVE): res = "himself"; break;
 #endif
 
 
                        /* Female (assume human if vague) */
 #ifdef JP
-                       case 0x20: res = "Èà½÷"; break;
-                       case 0x21: res = "Èà½÷"; break;
-                       case 0x22: res = "Èà½÷¤Î"; break;
-                       case 0x23: res = "Èà½÷¼«¿È"; break;
-                       case 0x24: res = "狼"; break;
-                       case 0x25: res = "狼"; break;
-                       case 0x26: res = "狼¤Î"; break;
-                       case 0x27: res = "Èà½÷¼«¿È"; break;
+                       case 0x20:                                                    res = "Èà½÷"; break;
+                       case 0x20 + (MD_OBJECTIVE):                                   res = "Èà½÷"; break;
+                       case 0x20 + (MD_POSSESSIVE):                                  res = "Èà½÷¤Î"; break;
+                       case 0x20 + (MD_POSSESSIVE | MD_OBJECTIVE):                   res = "Èà½÷¼«¿È"; break;
+                       case 0x20 + (MD_INDEF_HIDDEN):                                res = "狼"; break;
+                       case 0x20 + (MD_INDEF_HIDDEN | MD_OBJECTIVE):                 res = "狼"; break;
+                       case 0x20 + (MD_INDEF_HIDDEN | MD_POSSESSIVE):                res = "狼¤Î"; break;
+                       case 0x20 + (MD_INDEF_HIDDEN | MD_POSSESSIVE | MD_OBJECTIVE): res = "Èà½÷¼«¿È"; break;
 #else
-                       case 0x20: res = "she"; break;
-                       case 0x21: res = "her"; break;
-                       case 0x22: res = "her"; break;
-                       case 0x23: res = "herself"; break;
-                       case 0x24: res = "someone"; break;
-                       case 0x25: res = "someone"; break;
-                       case 0x26: res = "someone's"; break;
-                       case 0x27: res = "herself"; break;
+                       case 0x20:                                                    res = "she"; break;
+                       case 0x20 + (MD_OBJECTIVE):                                   res = "her"; break;
+                       case 0x20 + (MD_POSSESSIVE):                                  res = "her"; break;
+                       case 0x20 + (MD_POSSESSIVE | MD_OBJECTIVE):                   res = "herself"; break;
+                       case 0x20 + (MD_INDEF_HIDDEN):                                res = "someone"; break;
+                       case 0x20 + (MD_INDEF_HIDDEN | MD_OBJECTIVE):                 res = "someone"; break;
+                       case 0x20 + (MD_INDEF_HIDDEN | MD_POSSESSIVE):                res = "someone's"; break;
+                       case 0x20 + (MD_INDEF_HIDDEN | MD_POSSESSIVE | MD_OBJECTIVE): res = "herself"; break;
 #endif
-
                }
 
                /* Copy the result */
@@ -1626,19 +1644,18 @@ if (!get_rnd_line("silly_j.txt", m_ptr->r_idx, silly_name))
 
 
        /* Handle visible monsters, "reflexive" request */
-       else if ((mode & 0x02) && (mode & 0x01))
+       else if ((mode & (MD_POSSESSIVE | MD_OBJECTIVE)) == (MD_POSSESSIVE | MD_OBJECTIVE))
        {
                /* The monster is visible, so use its gender */
 #ifdef JP
-                if (r_ptr->flags1 & (RF1_FEMALE)) strcpy(desc, "Èà½÷¼«¿È");
-                else if (r_ptr->flags1 & (RF1_MALE)) strcpy(desc, "È༫¿È");
-                else strcpy(desc, "¤½¤ì¼«¿È");
+               if (r_ptr->flags1 & (RF1_FEMALE)) strcpy(desc, "Èà½÷¼«¿È");
+               else if (r_ptr->flags1 & (RF1_MALE)) strcpy(desc, "È༫¿È");
+               else strcpy(desc, "¤½¤ì¼«¿È");
 #else
                if (r_ptr->flags1 & RF1_FEMALE) strcpy(desc, "herself");
                else if (r_ptr->flags1 & RF1_MALE) strcpy(desc, "himself");
                else strcpy(desc, "itself");
 #endif
-
        }
 
 
@@ -1646,37 +1663,37 @@ if (!get_rnd_line("silly_j.txt", m_ptr->r_idx, silly_name))
        else
        {
                /* Tanuki? */
-               if (is_pet(m_ptr) && m_ptr->ap_r_idx != m_ptr->r_idx)
+               if (is_pet(m_ptr) && !is_original_ap(m_ptr))
                {
 #ifdef JP
-                               char *t;
-                               strcpy(buf, name);
-                               t = buf;
-                               while(strncmp(t, "¡Ù", 2) && *t) t++;
-                               if (*t)
-                               {
-                                       *t = '\0';
-                                       (void)sprintf(desc, "%s¡©¡Ù", buf);
-                               }
-                               else
-                                       (void)sprintf(desc, "%s¡©", name);
+                       char *t;
+                       strcpy(buf, name);
+                       t = buf;
+                       while(strncmp(t, "¡Ù", 2) && *t) t++;
+                       if (*t)
+                       {
+                               *t = '\0';
+                               (void)sprintf(desc, "%s¡©¡Ù", buf);
+                       }
+                       else
+                               (void)sprintf(desc, "%s¡©", name);
 #else
-                               (void)sprintf(desc, "%s?", name);
+                       (void)sprintf(desc, "%s?", name);
 #endif
                }
                else
 
                /* It could be a Unique */
-               if ((r_ptr->flags1 & RF1_UNIQUE) && !(p_ptr->image && !(mode & 0x200)))
+               if ((r_ptr->flags1 & RF1_UNIQUE) && !(p_ptr->image && !(mode & MD_IGNORE_HALLU)))
                {
                        /* Start with the name (thus nominative and objective) */
-                       if ((m_ptr->mflag2 & MFLAG_CHAMELEON) && !(mode & 0x100))
+                       if ((m_ptr->mflag2 & MFLAG2_CHAMELEON) && !(mode & MD_TRUE_NAME))
                        {
 #ifdef JP
                                char *t;
                                strcpy(buf, name);
                                t = buf;
-                               while(strncmp(t, "¡Ù", 2) && *t) t++;
+                               while (strncmp(t, "¡Ù", 2) && *t) t++;
                                if (*t)
                                {
                                        *t = '\0';
@@ -1688,18 +1705,27 @@ if (!get_rnd_line("silly_j.txt", m_ptr->r_idx, silly_name))
                                (void)sprintf(desc, "%s?", name);
 #endif
                        }
-                       else if ((cave[m_ptr->fy][m_ptr->fx].m_idx == p_ptr->riding) || !p_ptr->inside_battle)
-                               (void)strcpy(desc, name);
-                       else
+
+                       /* Inside monster arena, and it is not your mount */
+                       else if (p_ptr->inside_battle &&
+                                !(p_ptr->riding && (&m_list[p_ptr->riding] == m_ptr)))
+                       {
+                               /* It is a fake unique monster */
 #ifdef JP
                                (void)sprintf(desc, "%s¤â¤É¤­", name);
 #else
                                (void)sprintf(desc, "fake %s", name);
 #endif
+                       }
+
+                       else
+                       {
+                               (void)strcpy(desc, name);
+                       }
                }
 
                /* It could be an indefinite monster */
-               else if (mode & 0x08)
+               else if (mode & MD_INDEF_VISIBLE)
                {
                        /* XXX Check plurality for "some" */
 
@@ -1744,7 +1770,7 @@ if (!get_rnd_line("silly_j.txt", m_ptr->r_idx, silly_name))
                        strcat(desc,buf);
                }
 
-               if ((m_ptr->fy == py) && (m_ptr->fx == px))
+               if (p_ptr->riding && (&m_list[p_ptr->riding] == m_ptr))
                {
 #ifdef JP
                        strcat(desc,"(¾èÇÏÃæ)");
@@ -1753,7 +1779,7 @@ if (!get_rnd_line("silly_j.txt", m_ptr->r_idx, silly_name))
 #endif
                }
 
-               if ((mode & 0x200) && (m_ptr->mflag2 & MFLAG_CHAMELEON))
+               if ((mode & MD_IGNORE_HALLU) && (m_ptr->mflag2 & MFLAG2_CHAMELEON))
                {
                        if (r_ptr->flags1 & RF1_UNIQUE)
                        {
@@ -1773,13 +1799,13 @@ if (!get_rnd_line("silly_j.txt", m_ptr->r_idx, silly_name))
                        }
                }
 
-               if ((mode & 0x200) && m_ptr->ap_r_idx != m_ptr->r_idx)
+               if ((mode & MD_IGNORE_HALLU) && !is_original_ap(m_ptr))
                {
                        strcat(desc, format("(%s)", r_name + r_info[m_ptr->r_idx].name));
                }
 
                /* Handle the Possessive as a special afterthought */
-               if (mode & 0x02)
+               if (mode & MD_POSSESSIVE)
                {
                        /* XXX Check for trailing "s" */
                        
@@ -1789,7 +1815,6 @@ if (!get_rnd_line("silly_j.txt", m_ptr->r_idx, silly_name))
 #else
                        (void)strcat(desc, "'s");
 #endif
-
                }
        }
 }
@@ -1799,24 +1824,107 @@ if (!get_rnd_line("silly_j.txt", m_ptr->r_idx, silly_name))
 
 /*
  * Learn about a monster (by "probing" it)
+ *
+ * Return the number of new flags learnt.  -Mogami-
  */
-void lore_do_probe(int m_idx)
+int lore_do_probe(int r_idx)
 {
-       monster_type *m_ptr = &m_list[m_idx];
+       monster_race *r_ptr = &r_info[r_idx];
+       int i, n = 0;
+       byte tmp_byte;
 
-       monster_race *r_ptr = &r_info[m_ptr->r_idx];
+       /* Maximal info about awareness */
+       if (r_ptr->r_wake != MAX_UCHAR) n++;
+       if (r_ptr->r_ignore != MAX_UCHAR) n++;
+       r_ptr->r_wake = r_ptr->r_ignore = MAX_UCHAR;
+
+       /* Observe "maximal" attacks */
+       for (i = 0; i < 4; i++)
+       {
+               /* Examine "actual" blows */
+               if (r_ptr->blow[i].effect || r_ptr->blow[i].method)
+               {
+                       /* Maximal observations */
+                       if (r_ptr->r_blows[i] != MAX_UCHAR) n++;
+                       r_ptr->r_blows[i] = MAX_UCHAR;
+               }
+       }
+
+       /* Maximal drops */
+       tmp_byte =
+               (((r_ptr->flags1 & RF1_DROP_4D2) ? 8 : 0) +
+                ((r_ptr->flags1 & RF1_DROP_3D2) ? 6 : 0) +
+                ((r_ptr->flags1 & RF1_DROP_2D2) ? 4 : 0) +
+                ((r_ptr->flags1 & RF1_DROP_1D2) ? 2 : 0) +
+                ((r_ptr->flags1 & RF1_DROP_90)  ? 1 : 0) +
+                ((r_ptr->flags1 & RF1_DROP_60)  ? 1 : 0));
+
+       /* Only "valid" drops */
+       if (!(r_ptr->flags1 & RF1_ONLY_GOLD))
+       {
+               if (r_ptr->r_drop_item != tmp_byte) n++;
+               r_ptr->r_drop_item = tmp_byte;
+       }
+       if (!(r_ptr->flags1 & RF1_ONLY_ITEM))
+       {
+               if (r_ptr->r_drop_gold != tmp_byte) n++;
+               r_ptr->r_drop_gold = tmp_byte;
+       }
+
+       /* Observe many spells */
+       if (r_ptr->r_cast_spell != MAX_UCHAR) n++;
+       r_ptr->r_cast_spell = MAX_UCHAR;
+
+       /* Count unknown flags */
+       for (i = 0; i < 32; i++)
+       {
+               if (!(r_ptr->r_flags1 & (1L << i)) &&
+                   (r_ptr->flags1 & (1L << i))) n++;
+               if (!(r_ptr->r_flags2 & (1L << i)) &&
+                   (r_ptr->flags2 & (1L << i))) n++;
+               if (!(r_ptr->r_flags3 & (1L << i)) &&
+                   (r_ptr->flags3 & (1L << i))) n++;
+               if (!(r_ptr->r_flags4 & (1L << i)) &&
+                   (r_ptr->flags4 & (1L << i))) n++;
+               if (!(r_ptr->r_flags5 & (1L << i)) &&
+                   (r_ptr->flags5 & (1L << i))) n++;
+               if (!(r_ptr->r_flags6 & (1L << i)) &&
+                   (r_ptr->flags6 & (1L << i))) n++;
+               if (!(r_ptr->r_flagsr & (1L << i)) &&
+                   (r_ptr->flagsr & (1L << i))) n++;
+
+               /* r_flags7 is actually unused */
+#if 0
+               if (!(r_ptr->r_flags7 & (1L << i)) &&
+                   (r_ptr->flags7 & (1L << i))) n++;
+#endif
+       }
 
-       /* Hack -- Memorize some flags */
+       /* Know all the flags */
        r_ptr->r_flags1 = r_ptr->flags1;
        r_ptr->r_flags2 = r_ptr->flags2;
        r_ptr->r_flags3 = r_ptr->flags3;
+       r_ptr->r_flags4 = r_ptr->flags4;
+       r_ptr->r_flags5 = r_ptr->flags5;
+       r_ptr->r_flags6 = r_ptr->flags6;
+       r_ptr->r_flagsr = r_ptr->flagsr;
+
+       /* r_flags7 is actually unused */
+       /* r_ptr->r_flags7 = r_ptr->flags7; */
+
+       /* Know about evolution */
+       if (!(r_ptr->r_xtra1 & MR1_SINKA)) n++;
+       r_ptr->r_xtra1 |= MR1_SINKA;
 
        /* Update monster recall window */
-       if (p_ptr->monster_race_idx == m_ptr->r_idx)
+       if (p_ptr->monster_race_idx == r_idx)
        {
                /* Window stuff */
                p_ptr->window |= (PW_MONSTER);
        }
+
+       /* Return the number of new flags learnt */
+       return n;
 }
 
 
@@ -1839,6 +1947,9 @@ void lore_treasure(int m_idx, int num_item, int num_gold)
 
        monster_race *r_ptr = &r_info[m_ptr->r_idx];
 
+       /* If the monster doesn't have original appearance, don't note */
+       if (!is_original_ap(m_ptr)) return;
+
        /* Note the number of things dropped */
        if (num_item > r_ptr->r_drop_item) r_ptr->r_drop_item = num_item;
        if (num_gold > r_ptr->r_drop_gold) r_ptr->r_drop_gold = num_gold;
@@ -1867,7 +1978,7 @@ void sanity_blast(monster_type *m_ptr, bool necro)
        if (!necro)
        {
                char            m_name[80];
-               monster_race    *r_ptr = &r_info[m_ptr->r_idx];
+               monster_race    *r_ptr = &r_info[m_ptr->ap_r_idx];
 
                power = r_ptr->level / 2;
 
@@ -1905,12 +2016,13 @@ void sanity_blast(monster_type *m_ptr, bool necro)
                {
                        /* Something silly happens... */
 #ifdef JP
-msg_format("%s%s¤Î´é¤ò¸«¤Æ¤·¤Þ¤Ã¤¿¡ª",
+                       msg_format("%s%s¤Î´é¤ò¸«¤Æ¤·¤Þ¤Ã¤¿¡ª",
+                               funny_desc[randint0(MAX_SAN_FUNNY)], m_name);
 #else
                        msg_format("You behold the %s visage of %s!",
+                               funny_desc[randint0(MAX_SAN_FUNNY)], m_name);
 #endif
 
-                               funny_desc[randint0(MAX_SAN_FUNNY)], m_name);
 
                        if (one_in_(3))
                        {
@@ -1923,22 +2035,22 @@ msg_format("%s%s
 
                /* Something frightening happens... */
 #ifdef JP
-msg_format("%s%s¤Î´é¤ò¸«¤Æ¤·¤Þ¤Ã¤¿¡ª",
+               msg_format("%s%s¤Î´é¤ò¸«¤Æ¤·¤Þ¤Ã¤¿¡ª",
+                       horror_desc[randint0(MAX_SAN_HORROR)], m_name);
 #else
                msg_format("You behold the %s visage of %s!",
-#endif
-
                        horror_desc[randint0(MAX_SAN_HORROR)], m_name);
+#endif
 
                r_ptr->r_flags2 |= RF2_ELDRITCH_HORROR;
 
                /* Demon characters are unaffected */
-               if ((p_ptr->prace == RACE_IMP) || (p_ptr->prace == RACE_DEMON) || (mimic_info[p_ptr->mimic_form].MIMIC_FLAGS & MIMIC_IS_DEMON)) return;
-               if (wizard) return;
+               if (prace_is_(RACE_IMP) || prace_is_(RACE_DEMON) || (mimic_info[p_ptr->mimic_form].MIMIC_FLAGS & MIMIC_IS_DEMON)) return;
+               if (p_ptr->wizard) return;
 
                /* Undead characters are 50% likely to be unaffected */
-               if ((p_ptr->prace == RACE_SKELETON) || (p_ptr->prace == RACE_ZOMBIE)
-                       || (p_ptr->prace == RACE_VAMPIRE) || (p_ptr->prace == RACE_SPECTRE) ||
+               if (prace_is_(RACE_SKELETON) || prace_is_(RACE_ZOMBIE)
+                       || prace_is_(RACE_VAMPIRE) || prace_is_(RACE_SPECTRE) ||
                    (mimic_info[p_ptr->mimic_form].MIMIC_FLAGS & MIMIC_IS_UNDEAD))
                {
                        if (saving_throw(25 + p_ptr->lev)) return;
@@ -2203,6 +2315,8 @@ void update_mon(int m_idx, bool full)
 
        monster_race *r_ptr = &r_info[m_ptr->r_idx];
 
+       bool do_disturb = disturb_move;
+
        int d;
 
        /* Current location */
@@ -2215,6 +2329,17 @@ void update_mon(int m_idx, bool full)
        /* Seen by vision */
        bool easy = FALSE;
 
+       /* Non-Ninja player in the darkness */
+       bool in_darkness = (d_info[dungeon_type].flags1 & DF1_DARKNESS) && !p_ptr->see_nocto;
+
+       /* Do disturb? */
+       if (disturb_high)
+       {
+               monster_race *ap_r_ptr = &r_info[m_ptr->ap_r_idx];
+
+               if (ap_r_ptr->r_tkills && ap_r_ptr->level >= p_ptr->lev)
+                       do_disturb = TRUE;
+       }
 
        /* Compute distance */
        if (full)
@@ -2244,32 +2369,36 @@ void update_mon(int m_idx, bool full)
 
 
        /* Detected */
-       if (m_ptr->mflag & (MFLAG_MARK)) flag = TRUE;
+       if (m_ptr->mflag2 & (MFLAG2_MARK)) flag = TRUE;
 
 
        /* Nearby */
-       if (d <= ((d_info[dungeon_type].flags1 & DF1_DARKNESS) ? MAX_SIGHT / 2 : MAX_SIGHT))
+       if (d <= (in_darkness ? MAX_SIGHT / 2 : MAX_SIGHT))
        {
-               if (!(d_info[dungeon_type].flags1 & DF1_DARKNESS) || (d <= MAX_SIGHT / 4))
+               if (!in_darkness || (d <= MAX_SIGHT / 4))
                {
                        if (p_ptr->special_defense & KATA_MUSOU)
                        {
                                /* Detectable */
                                flag = TRUE;
 
-                               /* Hack -- Memorize mental flags */
-                               if (r_ptr->flags2 & (RF2_SMART)) r_ptr->r_flags2 |= (RF2_SMART);
-                               if (r_ptr->flags2 & (RF2_STUPID)) r_ptr->r_flags2 |= (RF2_STUPID);
+                               if (is_original_ap(m_ptr) && !p_ptr->image)
+                               {
+                                       /* Hack -- Memorize mental flags */
+                                       if (r_ptr->flags2 & (RF2_SMART)) r_ptr->r_flags2 |= (RF2_SMART);
+                                       if (r_ptr->flags2 & (RF2_STUPID)) r_ptr->r_flags2 |= (RF2_STUPID);
+                               }
                        }
 
                        /* Basic telepathy */
+                       /* Snipers get telepathy when they concentrate deeper */
                        else if (p_ptr->telepathy)
                        {
                                /* Empty mind, no telepathy */
                                if (r_ptr->flags2 & (RF2_EMPTY_MIND))
                                {
                                        /* Memorize flags */
-                                       r_ptr->r_flags2 |= (RF2_EMPTY_MIND);
+                                       if (is_original_ap(m_ptr) && !p_ptr->image) r_ptr->r_flags2 |= (RF2_EMPTY_MIND);
                                }
 
                                /* Weird mind, occasional telepathy */
@@ -2281,12 +2410,15 @@ void update_mon(int m_idx, bool full)
                                                /* Detectable */
                                                flag = TRUE;
 
-                                               /* Memorize flags */
-                                               r_ptr->r_flags2 |= (RF2_WEIRD_MIND);
+                                               if (is_original_ap(m_ptr) && !p_ptr->image)
+                                               {
+                                                       /* Memorize flags */
+                                                       r_ptr->r_flags2 |= (RF2_WEIRD_MIND);
 
-                                               /* Hack -- Memorize mental flags */
-                                               if (r_ptr->flags2 & (RF2_SMART)) r_ptr->r_flags2 |= (RF2_SMART);
-                                               if (r_ptr->flags2 & (RF2_STUPID)) r_ptr->r_flags2 |= (RF2_STUPID);
+                                                       /* Hack -- Memorize mental flags */
+                                                       if (r_ptr->flags2 & (RF2_SMART)) r_ptr->r_flags2 |= (RF2_SMART);
+                                                       if (r_ptr->flags2 & (RF2_STUPID)) r_ptr->r_flags2 |= (RF2_STUPID);
+                                               }
                                        }
                                }
 
@@ -2296,11 +2428,99 @@ void update_mon(int m_idx, bool full)
                                        /* Detectable */
                                        flag = TRUE;
 
-                                       /* Hack -- Memorize mental flags */
-                                       if (r_ptr->flags2 & (RF2_SMART)) r_ptr->r_flags2 |= (RF2_SMART);
-                                       if (r_ptr->flags2 & (RF2_STUPID)) r_ptr->r_flags2 |= (RF2_STUPID);
+                                       if (is_original_ap(m_ptr) && !p_ptr->image)
+                                       {
+                                               /* Hack -- Memorize mental flags */
+                                               if (r_ptr->flags2 & (RF2_SMART)) r_ptr->r_flags2 |= (RF2_SMART);
+                                               if (r_ptr->flags2 & (RF2_STUPID)) r_ptr->r_flags2 |= (RF2_STUPID);
+                                       }
                                }
                        }
+
+                       /* Magical sensing */
+                       if ((p_ptr->esp_animal) && (r_ptr->flags3 & (RF3_ANIMAL)))
+                       {
+                               flag = TRUE;
+                               if (is_original_ap(m_ptr) && !p_ptr->image) r_ptr->r_flags3 |= (RF3_ANIMAL);
+                       }
+
+                       /* Magical sensing */
+                       if ((p_ptr->esp_undead) && (r_ptr->flags3 & (RF3_UNDEAD)))
+                       {
+                               flag = TRUE;
+                               if (is_original_ap(m_ptr) && !p_ptr->image) r_ptr->r_flags3 |= (RF3_UNDEAD);
+                       }
+
+                       /* Magical sensing */
+                       if ((p_ptr->esp_demon) && (r_ptr->flags3 & (RF3_DEMON)))
+                       {
+                               flag = TRUE;
+                               if (is_original_ap(m_ptr) && !p_ptr->image) r_ptr->r_flags3 |= (RF3_DEMON);
+                       }
+
+                       /* Magical sensing */
+                       if ((p_ptr->esp_orc) && (r_ptr->flags3 & (RF3_ORC)))
+                       {
+                               flag = TRUE;
+                               if (is_original_ap(m_ptr) && !p_ptr->image) r_ptr->r_flags3 |= (RF3_ORC);
+                       }
+
+                       /* Magical sensing */
+                       if ((p_ptr->esp_troll) && (r_ptr->flags3 & (RF3_TROLL)))
+                       {
+                               flag = TRUE;
+                               if (is_original_ap(m_ptr) && !p_ptr->image) r_ptr->r_flags3 |= (RF3_TROLL);
+                       }
+
+                       /* Magical sensing */
+                       if ((p_ptr->esp_giant) && (r_ptr->flags3 & (RF3_GIANT)))
+                       {
+                               flag = TRUE;
+                               if (is_original_ap(m_ptr) && !p_ptr->image) r_ptr->r_flags3 |= (RF3_GIANT);
+                       }
+
+                       /* Magical sensing */
+                       if ((p_ptr->esp_dragon) && (r_ptr->flags3 & (RF3_DRAGON)))
+                       {
+                               flag = TRUE;
+                               if (is_original_ap(m_ptr) && !p_ptr->image) r_ptr->r_flags3 |= (RF3_DRAGON);
+                       }
+
+                       /* Magical sensing */
+                       if ((p_ptr->esp_human) && (r_ptr->flags2 & (RF2_HUMAN)))
+                       {
+                               flag = TRUE;
+                               if (is_original_ap(m_ptr) && !p_ptr->image) r_ptr->r_flags2 |= (RF2_HUMAN);
+                       }
+
+                       /* Magical sensing */
+                       if ((p_ptr->esp_evil) && (r_ptr->flags3 & (RF3_EVIL)))
+                       {
+                               flag = TRUE;
+                               if (is_original_ap(m_ptr) && !p_ptr->image) r_ptr->r_flags3 |= (RF3_EVIL);
+                       }
+
+                       /* Magical sensing */
+                       if ((p_ptr->esp_good) && (r_ptr->flags3 & (RF3_GOOD)))
+                       {
+                               flag = TRUE;
+                               if (is_original_ap(m_ptr) && !p_ptr->image) r_ptr->r_flags3 |= (RF3_GOOD);
+                       }
+
+                       /* Magical sensing */
+                       if ((p_ptr->esp_nonliving) &&
+                           ((r_ptr->flags3 & (RF3_DEMON | RF3_UNDEAD | RF3_NONLIVING)) == RF3_NONLIVING))
+                       {
+                               flag = TRUE;
+                               if (is_original_ap(m_ptr) && !p_ptr->image) r_ptr->r_flags3 |= (RF3_NONLIVING);
+                       }
+
+                       /* Magical sensing */
+                       if ((p_ptr->esp_unique) && (r_ptr->flags1 & (RF1_UNIQUE)))
+                       {
+                               flag = TRUE;
+                               if (is_original_ap(m_ptr) && !p_ptr->image) r_ptr->r_flags1 |= (RF1_UNIQUE);
+                       }
                }
 
                /* Normal line of sight, and not blind */
@@ -2309,11 +2529,18 @@ void update_mon(int m_idx, bool full)
                        bool do_invisible = FALSE;
                        bool do_cold_blood = FALSE;
 
+                       /* Snipers can see targets in darkness when they concentrate deeper */
+                       if (p_ptr->concent >= CONCENT_RADAR_THRESHOLD)
+                       {
+                               /* Easy to see */
+                               easy = flag = TRUE;
+                       }
+
                        /* Use "infravision" */
                        if (d <= p_ptr->see_infra)
                        {
                                /* Handle "cold blooded" monsters */
-                               if (r_ptr->flags2 & (RF2_COLD_BLOOD))
+                               if ((r_ptr->flags2 & (RF2_COLD_BLOOD | RF2_AURA_FIRE)) == RF2_COLD_BLOOD)
                                {
                                        /* Take note */
                                        do_cold_blood = TRUE;
@@ -2355,9 +2582,12 @@ void update_mon(int m_idx, bool full)
                        /* Visible */
                        if (flag)
                        {
-                               /* Memorize flags */
-                               if (do_invisible) r_ptr->r_flags2 |= (RF2_INVISIBLE);
-                               if (do_cold_blood) r_ptr->r_flags2 |= (RF2_COLD_BLOOD);
+                               if (is_original_ap(m_ptr) && !p_ptr->image)
+                               {
+                                       /* Memorize flags */
+                                       if (do_invisible) r_ptr->r_flags2 |= (RF2_INVISIBLE);
+                                       if (do_cold_blood) r_ptr->r_flags2 |= (RF2_COLD_BLOOD);
+                               }
                        }
                }
        }
@@ -2380,13 +2610,16 @@ void update_mon(int m_idx, bool full)
                        if (p_ptr->riding == m_idx) p_ptr->redraw |= (PR_UHEALTH);
 
                        /* Hack -- Count "fresh" sightings */
-                       if ((m_ptr->ap_r_idx == MON_KAGE) && (r_info[MON_KAGE].r_sights < MAX_SHORT))
-                               r_info[MON_KAGE].r_sights++;
-                       else if (m_ptr->ap_r_idx == m_ptr->r_idx && 
-                                r_ptr->r_sights < MAX_SHORT) r_ptr->r_sights++;
+                       if (!p_ptr->image)
+                       {
+                               if ((m_ptr->ap_r_idx == MON_KAGE) && (r_info[MON_KAGE].r_sights < MAX_SHORT))
+                                       r_info[MON_KAGE].r_sights++;
+                               else if (is_original_ap(m_ptr) && (r_ptr->r_sights < MAX_SHORT))
+                                       r_ptr->r_sights++;
+                       }
 
                        /* Eldritch Horror */
-                       if (r_ptr->flags2 & RF2_ELDRITCH_HORROR)
+                       if (r_info[m_ptr->ap_r_idx].flags2 & RF2_ELDRITCH_HORROR)
                        {
                                sanity_blast(m_ptr, FALSE);
                        }
@@ -2417,7 +2650,7 @@ void update_mon(int m_idx, bool full)
                        if (p_ptr->riding == m_idx) p_ptr->redraw |= (PR_UHEALTH);
 
                        /* Disturb on disappearance */
-                       if (disturb_move)
+                       if (do_disturb)
                        {
                                if (disturb_pets || is_hostile(m_ptr))
                                        disturb(1, 0);
@@ -2436,7 +2669,7 @@ void update_mon(int m_idx, bool full)
                        m_ptr->mflag |= (MFLAG_VIEW);
 
                        /* Disturb on appearance */
-                       if (disturb_move)
+                       if (do_disturb)
                        {
                                if (disturb_pets || is_hostile(m_ptr))
                                        disturb(1, 0);
@@ -2454,7 +2687,7 @@ void update_mon(int m_idx, bool full)
                        m_ptr->mflag &= ~(MFLAG_VIEW);
 
                        /* Disturb on disappearance */
-                       if (disturb_move)
+                       if (do_disturb)
                        {
                                if (disturb_pets || is_hostile(m_ptr))
                                        disturb(1, 0);
@@ -2502,22 +2735,18 @@ static bool monster_hook_chameleon_lord(int r_idx)
        if ((r_ptr->blow[0].method == RBM_EXPLODE) || (r_ptr->blow[1].method == RBM_EXPLODE) || (r_ptr->blow[2].method == RBM_EXPLODE) || (r_ptr->blow[3].method == RBM_EXPLODE))
                return FALSE;
 
-       if (!monster_can_cross_terrain(cave[m_ptr->fy][m_ptr->fx].feat, r_ptr)) return FALSE;
+       if (!monster_can_cross_terrain(cave[m_ptr->fy][m_ptr->fx].feat, r_ptr, 0)) return FALSE;
 
        /* Not born */
        if (!(old_r_ptr->flags7 & RF7_CHAMELEON))
        {
-               if ((m_ptr->sub_align & SUB_ALIGN_EVIL) && (r_ptr->flags3 & RF3_GOOD)) return FALSE;
-               if ((m_ptr->sub_align & SUB_ALIGN_GOOD) && (r_ptr->flags3 & RF3_EVIL)) return FALSE;
+               if (monster_has_hostile_align(m_ptr, 0, 0, r_ptr)) return FALSE;
        }
 
        /* Born now */
        else if (summon_specific_who > 0)
        {
-               monster_type *sm_ptr = &m_list[summon_specific_who];
-
-               if ((sm_ptr->sub_align & SUB_ALIGN_EVIL) && (r_ptr->flags3 & RF3_GOOD)) return FALSE;
-               if ((sm_ptr->sub_align & SUB_ALIGN_GOOD) && (r_ptr->flags3 & RF3_EVIL)) return FALSE;
+               if (monster_has_hostile_align(&m_list[summon_specific_who], 0, 0, r_ptr)) return FALSE;
        }
 
        return TRUE;
@@ -2536,7 +2765,7 @@ static bool monster_hook_chameleon(int r_idx)
        if ((r_ptr->blow[0].method == RBM_EXPLODE) || (r_ptr->blow[1].method == RBM_EXPLODE) || (r_ptr->blow[2].method == RBM_EXPLODE) || (r_ptr->blow[3].method == RBM_EXPLODE))
                return FALSE;
 
-       if (!monster_can_cross_terrain(cave[m_ptr->fy][m_ptr->fx].feat, r_ptr)) return FALSE;
+       if (!monster_can_cross_terrain(cave[m_ptr->fy][m_ptr->fx].feat, r_ptr, 0)) return FALSE;
 
        /* Not born */
        if (!(old_r_ptr->flags7 & RF7_CHAMELEON))
@@ -2549,10 +2778,7 @@ static bool monster_hook_chameleon(int r_idx)
        /* Born now */
        else if (summon_specific_who > 0)
        {
-               monster_type *sm_ptr = &m_list[summon_specific_who];
-
-               if ((sm_ptr->sub_align & SUB_ALIGN_EVIL) && (r_ptr->flags3 & RF3_GOOD)) return FALSE;
-               if ((sm_ptr->sub_align & SUB_ALIGN_GOOD) && (r_ptr->flags3 & RF3_EVIL)) return FALSE;
+               if (monster_has_hostile_align(&m_list[summon_specific_who], 0, 0, r_ptr)) return FALSE;
        }
 
        return (*(get_monster_hook()))(r_idx);
@@ -2561,12 +2787,12 @@ static bool monster_hook_chameleon(int r_idx)
 
 void choose_new_monster(int m_idx, bool born, int r_idx)
 {
-       int oldmaxhp, i;
+       int oldmaxhp;
        monster_type *m_ptr = &m_list[m_idx];
        monster_race *r_ptr;
        char old_m_name[80];
-       int old_r_idx = m_ptr->r_idx;
        bool old_unique = FALSE;
+       int old_r_idx = m_ptr->r_idx;
 
        if (r_info[m_ptr->r_idx].flags1 & RF1_UNIQUE)
                old_unique = TRUE;
@@ -2603,10 +2829,19 @@ void choose_new_monster(int m_idx, bool born, int r_idx)
                if (!r_idx) return;
        }
 
+       if (is_pet(m_ptr)) check_pets_num_and_align(m_ptr, FALSE);
+
        m_ptr->r_idx = r_idx;
        m_ptr->ap_r_idx = r_idx;
        update_mon(m_idx, FALSE);
        lite_spot(m_ptr->fy, m_ptr->fx);
+
+       if ((r_info[old_r_idx].flags7 & (RF7_LITE_MASK | RF7_DARK_MASK)) ||
+           (r_ptr->flags7 & (RF7_LITE_MASK | RF7_DARK_MASK)))
+               p_ptr->update |= (PU_MON_LITE);
+
+       if (is_pet(m_ptr)) check_pets_num_and_align(m_ptr, TRUE);
+
        if (born)
        {
                /* Sub-alignment of a chameleon */
@@ -2637,17 +2872,7 @@ void choose_new_monster(int m_idx, bool born, int r_idx)
        }
 
        /* Extract the monster base speed */
-       m_ptr->mspeed = r_ptr->speed;
-       /* Hack -- small racial variety */
-       /* Allow some small variation per monster */
-       if(one_in_(4)){
-               i = extract_energy[r_ptr->speed] / 3;
-               if (i) m_ptr->mspeed += rand_spread(0, i);
-       }
-       else{
-               i = extract_energy[r_ptr->speed] / 10;
-               if (i) m_ptr->mspeed += rand_spread(0, i);
-       }
+       m_ptr->mspeed = get_mspeed(r_ptr);
 
        oldmaxhp = m_ptr->max_maxhp;
        /* Assign maximal hitpoints */
@@ -2659,7 +2884,16 @@ void choose_new_monster(int m_idx, bool born, int r_idx)
        {
                m_ptr->max_maxhp = damroll(r_ptr->hdice, r_ptr->hside);
        }
+
+       /* Monsters have double hitpoints in Nightmare mode */
+       if (ironman_nightmare)
+       {
+               u32b hp = m_ptr->max_maxhp * 2L;
+               m_ptr->max_maxhp = (s16b)MIN(30000, hp);
+       }
+
        m_ptr->maxhp = (long)(m_ptr->maxhp * m_ptr->max_maxhp) / oldmaxhp;
+       if (m_ptr->maxhp < 1) m_ptr->maxhp = 1;
        m_ptr->hp = (long)(m_ptr->hp * m_ptr->max_maxhp) / oldmaxhp;
 }
 
@@ -2688,7 +2922,7 @@ static bool monster_hook_tanuki(int r_idx)
  */
 static int initial_r_appearance(int r_idx)
 {
-       int attempts = 1000;
+       int attempts = 1000;
 
        int ap_r_idx;
        int min = MIN(base_level-5, 50);
@@ -2709,6 +2943,28 @@ static int initial_r_appearance(int r_idx)
 
 
 /*
+ * Get initial monster speed
+ */
+byte get_mspeed(monster_race *r_ptr)
+{
+       /* Extract the monster base speed */
+       int mspeed = r_ptr->speed;
+
+       /* Hack -- small racial variety */
+       if (!(r_ptr->flags1 & RF1_UNIQUE) && !p_ptr->inside_arena)
+       {
+               /* Allow some small variation per monster */
+               int i = SPEED_TO_ENERGY(r_ptr->speed) / (one_in_(4) ? 3 : 10);
+               if (i) mspeed += rand_spread(0, i);
+       }
+
+       if (mspeed > 199) mspeed = 199;
+
+       return (byte)mspeed;
+}
+
+
+/*
  * Attempt to place a monster of the given race at the given location.
  *
  * To give the player a sporting chance, any monster that appears in
@@ -2727,12 +2983,10 @@ static int initial_r_appearance(int r_idx)
  * This is the only function which may place a monster in the dungeon,
  * except for the savefile loading code.
  */
-bool place_monster_one(int who, int y, int x, int r_idx, u32b mode)
+static bool place_monster_one(int who, int y, int x, int r_idx, u32b mode)
 {
-       int                     i;
-       int rune_dam = 0;
-
-       cave_type               *c_ptr;
+       /* Access the location */
+       cave_type               *c_ptr = &cave[y][x];
 
        monster_type    *m_ptr;
 
@@ -2740,53 +2994,40 @@ bool place_monster_one(int who, int y, int x, int r_idx, u32b mode)
 
        cptr            name = (r_name + r_ptr->name);
 
-        /* DO NOT PLACE A MONSTER IN THE SMALL SCALE WILDERNESS !!! */
-        if(p_ptr->wild_mode) return FALSE;
+       int cmi;
+
+       /* DO NOT PLACE A MONSTER IN THE SMALL SCALE WILDERNESS !!! */
+       if (p_ptr->wild_mode) return FALSE;
 
        /* Verify location */
        if (!in_bounds(y, x)) return (FALSE);
 
-       /* Require empty space (if not ghostly) */
-       if (!(!dun_level && (cave[y][x].feat == FEAT_MOUNTAIN) && ((r_ptr->flags8 & RF8_WILD_MOUNTAIN) || (r_ptr->flags7 & RF7_CAN_FLY))) &&
-           !cave_empty_bold2(y, x) &&
-           !((r_ptr->flags2 & RF2_PASS_WALL) &&
-           !(cave_perma_bold(y, x) || cave[y][x].m_idx ||
-           ((y == py) && (x == px))))) return (FALSE);
-
        /* Paranoia */
        if (!r_idx) return (FALSE);
 
        /* Paranoia */
        if (!r_ptr->name) return (FALSE);
 
-#if 0
-       /* Hack -- no creation on glyph of warding */
-       if (cave[y][x].feat == FEAT_GLYPH) return (FALSE);
-       if (cave[y][x].feat == FEAT_MINOR_GLYPH) return (FALSE);
-#endif
-
-       /* Nor on the Pattern */
-       if ((cave[y][x].feat >= FEAT_PATTERN_START)
-        && (cave[y][x].feat <= FEAT_PATTERN_XTRA2))
-               return (FALSE);
-
-       if (!(mode & PM_IGNORE_TERRAIN) &&
-           !monster_can_cross_terrain(cave[y][x].feat, r_ptr))
+       if (!(mode & PM_IGNORE_TERRAIN))
        {
-               return FALSE;
+               /* Not on the Pattern */
+               if (pattern_tile(y, x)) return FALSE;
+
+               /* Require empty space (if not ghostly) */
+               if (!monster_can_enter(y, x, r_ptr, 0)) return FALSE;
        }
 
        if (!p_ptr->inside_battle)
        {
                /* Hack -- "unique" monsters must be "unique" */
                if (((r_ptr->flags1 & (RF1_UNIQUE)) ||
-                    (r_ptr->flags7 & (RF7_UNIQUE_7))) &&
+                    (r_ptr->flags7 & (RF7_NAZGUL))) &&
                    (r_ptr->cur_num >= r_ptr->max_num))
                {
                        /* Cannot create */
                        return (FALSE);
                }
-               
+
                if ((r_ptr->flags7 & (RF7_UNIQUE2)) &&
                    (r_ptr->cur_num >= 1))
                {
@@ -2798,7 +3039,7 @@ bool place_monster_one(int who, int y, int x, int r_idx, u32b mode)
                        if (r_info[MON_BANOR].cur_num > 0) return FALSE;
                        if (r_info[MON_LUPART].cur_num > 0) return FALSE;
                }
-               
+
                /* Depth monsters may NOT be created out of depth, unless in Nightmare mode */
                if ((r_ptr->flags1 & (RF1_FORCE_DEPTH)) && (dun_level < r_ptr->level) &&
                    (!ironman_nightmare || (r_ptr->flags1 & (RF1_QUESTOR))))
@@ -2808,10 +3049,10 @@ bool place_monster_one(int who, int y, int x, int r_idx, u32b mode)
                }
        }
 
-       if(quest_number(dun_level))
+       if (quest_number(dun_level))
        {
                int hoge = quest_number(dun_level);
-               if((quest[hoge].type == QUEST_TYPE_KILL_LEVEL) || (quest[hoge].type == QUEST_TYPE_RANDOM))
+               if ((quest[hoge].type == QUEST_TYPE_KILL_LEVEL) || (quest[hoge].type == QUEST_TYPE_RANDOM))
                {
                        if(r_idx == quest[hoge].r_idx)
                        {
@@ -2830,10 +3071,7 @@ bool place_monster_one(int who, int y, int x, int r_idx, u32b mode)
                }
        }
 
-       /* Access the location */
-       c_ptr = &cave[y][x];
-
-       if (c_ptr->feat == FEAT_GLYPH)
+       if (is_glyph_grid(c_ptr))
        {
                if (randint1(BREAK_GLYPH) < (r_ptr->level+20))
                {
@@ -2852,11 +3090,11 @@ msg_print("
                        c_ptr->info &= ~(CAVE_MARK);
 
                        /* Break the rune */
-                       c_ptr->feat = floor_type[randint0(100)];
+                       c_ptr->info &= ~(CAVE_OBJECT);
+                       c_ptr->mimic = 0;
 
                        /* Notice */
                        note_spot(y, x);
-                       rune_dam = 1000;
                }
                else return FALSE;
        }
@@ -2873,10 +3111,6 @@ msg_print("
 #else
                        if (cheat_hear) msg_format("Deep Unique (%s).", name);
 #endif
-
-
-                       /* Boost rating by twice delta-depth */
-                       rating += (r_ptr->level - dun_level) * 2;
                }
 
                /* Normal monsters */
@@ -2888,10 +3122,6 @@ msg_print("
 #else
                        if (cheat_hear) msg_format("Deep Monster (%s).", name);
 #endif
-
-
-                       /* Boost rating by delta-depth */
-                       rating += (r_ptr->level - dun_level);
                }
        }
 
@@ -2907,7 +3137,7 @@ msg_print("
 
        }
 
-       if ((r_ptr->flags1 & RF1_UNIQUE) || (r_ptr->flags7 & RF7_UNIQUE_7) || (r_ptr->level < 10)) is_kage = FALSE;
+       if ((r_ptr->flags1 & RF1_UNIQUE) || (r_ptr->flags7 & RF7_NAZGUL) || (r_ptr->level < 10)) mode &= ~PM_KAGE;
 
        /* Make a new monster */
        c_ptr->m_idx = m_pop();
@@ -2924,6 +3154,19 @@ msg_print("
        m_ptr->r_idx = r_idx;
        m_ptr->ap_r_idx = initial_r_appearance(r_idx);
 
+       /* No flags */
+       m_ptr->mflag = 0;
+       m_ptr->mflag2 = 0;
+
+       /* Hack -- Appearance transfer */
+       if ((mode & PM_MULTIPLY) && (who > 0) && !is_original_ap(&m_list[who]))
+       {
+               m_ptr->ap_r_idx = m_list[who].ap_r_idx;
+
+               /* Hack -- Shadower spawns Shadower */
+               if (m_list[who].mflag2 & MFLAG2_KAGE) m_ptr->mflag2 |= MFLAG2_KAGE;
+       }
+
        /* Sub-alignment of a monster */
        if ((who > 0) && !(r_ptr->flags3 & (RF3_EVIL | RF3_GOOD)))
                m_ptr->sub_align = m_list[who].sub_align;
@@ -2939,10 +3182,8 @@ msg_print("
        m_ptr->fx = x;
 
 
-       /* No "damage" yet */
-       m_ptr->stunned = 0;
-       m_ptr->confused = 0;
-       m_ptr->monfear = 0;
+       /* No "timed status" yet */
+       for (cmi = 0; cmi < MAX_MTIMED; cmi++) m_ptr->mtimed[cmi] = 0;
 
        /* Unknown distance */
        m_ptr->cdis = 0;
@@ -2953,28 +3194,35 @@ msg_print("
 
        m_ptr->exp = 0;
 
-       /* No flags */
-       m_ptr->mflag = 0;
-       m_ptr->mflag2 = 0;
+
+       /* Your pet summons its pet. */
+       if (who > 0 && is_pet(&m_list[who]))
+       {
+               mode |= PM_FORCE_PET;
+               m_ptr->parent_m_idx = who;
+       }
+       else
+       {
+               m_ptr->parent_m_idx = 0;
+       }
 
        if (r_ptr->flags7 & RF7_CHAMELEON)
        {
                choose_new_monster(c_ptr->m_idx, TRUE, 0);
                r_ptr = &r_info[m_ptr->r_idx];
-               m_ptr->mflag2 |= MFLAG_CHAMELEON;
-               rating++;
+               m_ptr->mflag2 |= MFLAG2_CHAMELEON;
 
                /* Hack - Set sub_align to neutral when the Chameleon Lord is generated as "GUARDIAN" */
                if ((r_ptr->flags1 & RF1_UNIQUE) && (who <= 0))
                        m_ptr->sub_align = SUB_ALIGN_NEUTRAL;
        }
-       else if (is_kage)
+       else if ((mode & PM_KAGE) && !(mode & PM_FORCE_PET))
        {
                m_ptr->ap_r_idx = MON_KAGE;
-               m_ptr->mflag2 |= MFLAG_KAGE;
+               m_ptr->mflag2 |= MFLAG2_KAGE;
        }
 
-       if (mode & PM_NO_PET) m_ptr->mflag2 |= MFLAG_NOPET;
+       if (mode & PM_NO_PET) m_ptr->mflag2 |= MFLAG2_NOPET;
 
        /* Not visible */
        m_ptr->ml = FALSE;
@@ -2988,21 +3236,17 @@ msg_print("
        else if ((r_ptr->flags7 & RF7_FRIENDLY) ||
                 (mode & PM_FORCE_FRIENDLY) || is_friendly_idx(who))
        {
-               if (!(p_ptr->align >= 0 && (r_ptr->flags3 & RF3_EVIL)) &&
-                   !(p_ptr->align < 0 && (r_ptr->flags3 & RF3_GOOD)))
-               {
-                       set_friendly(m_ptr);
-               }
+               if (!monster_has_hostile_align(NULL, 0, -1, r_ptr)) set_friendly(m_ptr);
        }
 
        /* Assume no sleeping */
-       m_ptr->csleep = 0;
+       m_ptr->mtimed[MTIMED_CSLEEP] = 0;
 
        /* Enforce sleeping if needed */
        if ((mode & PM_ALLOW_SLEEP) && r_ptr->sleep && !ironman_nightmare)
        {
                int val = r_ptr->sleep;
-               m_ptr->csleep = ((val * 2) + randint1(val * 10));
+               (void)set_monster_csleep(c_ptr->m_idx, (val * 2) + randint1(val * 10));
        }
 
        /* Assign maximal hitpoints */
@@ -3032,25 +3276,9 @@ msg_print("
 
 
        /* Extract the monster base speed */
-       m_ptr->mspeed = r_ptr->speed;
-
-       /* Hack -- small racial variety */
-       if (!(r_ptr->flags1 & RF1_UNIQUE) && !p_ptr->inside_arena)
-       {
-               /* Allow some small variation per monster */
-         if(one_in_(4)){
-               i = extract_energy[r_ptr->speed] / 3;
-               if (i) m_ptr->mspeed += rand_spread(0, i);
-         }
-         else{
-               i = extract_energy[r_ptr->speed] / 10;
-               if (i) m_ptr->mspeed += rand_spread(0, i);
-         }
-       }
-
-       if (mode & PM_HASTE) m_ptr->fast = 100;
+       m_ptr->mspeed = get_mspeed(r_ptr);
 
-       if (m_ptr->mspeed > 199) m_ptr->mspeed = 199;
+       if (mode & PM_HASTE) (void)set_monster_fast(c_ptr->m_idx, 100);
 
        /* Give a random starting energy */
        if (!ironman_nightmare)
@@ -3081,23 +3309,35 @@ msg_print("
        }
 
 
+       if (r_ptr->flags7 & RF7_SELF_LD_MASK)
+               p_ptr->update |= (PU_MON_LITE);
+       else if ((r_ptr->flags7 & RF7_HAS_LD_MASK) && !MON_CSLEEP(m_ptr))
+               p_ptr->update |= (PU_MON_LITE);
+
        /* Update the monster */
        update_mon(c_ptr->m_idx, TRUE);
 
 
-       /* Hack -- Count the monsters on the level */
-       if (m_ptr->mflag2 & MFLAG_CHAMELEON)
-               r_info[r_idx].cur_num++;
-       else
-               r_ptr->cur_num++;
+       /* Count the monsters on the level */
+       real_r_ptr(m_ptr)->cur_num++;
 
+       /*
+        * Memorize location of the unique monster in saved floors.
+        * A unique monster move from old saved floor.
+        */
+       if (character_dungeon &&
+           ((r_ptr->flags1 & RF1_UNIQUE) || (r_ptr->flags7 & RF7_NAZGUL)))
+               real_r_ptr(m_ptr)->floor_id = p_ptr->floor_id;
 
        /* Hack -- Count the number of "reproducers" */
        if (r_ptr->flags2 & RF2_MULTIPLY) num_repro++;
 
-
        /* Hack -- Notice new multi-hued monsters */
-       if (r_ptr->flags1 & RF1_ATTR_MULTI) shimmer_monsters = TRUE;
+       {
+               monster_race *ap_r_ptr = &r_info[m_ptr->ap_r_idx];
+               if (ap_r_ptr->flags1 & (RF1_ATTR_MULTI | RF1_SHAPECHANGER))
+                       shimmer_monsters = TRUE;
+       }
 
        if (p_ptr->warning && character_dungeon)
        {
@@ -3117,7 +3357,7 @@ msg_print("
 #ifdef JP
                                color = "»ç¿§¤Ë";
 #else
-                               color = "perple";
+                               color = "purple";
 #endif
                        else if (r_ptr->level > p_ptr->lev + 5)
 #ifdef JP
@@ -3145,16 +3385,27 @@ msg_print("
 #endif
 
                        o_ptr = choose_warning_item();
-                       object_desc(o_name, o_ptr, FALSE, 0);
+                       if (o_ptr)
+                       {
+                               object_desc(o_name, o_ptr, (OD_OMIT_PREFIX | OD_NAME_ONLY));
+#ifdef JP
+                               msg_format("%s¤Ï%s¸÷¤Ã¤¿¡£", o_name, color);
+#else
+                               msg_format("%s glows %s.", o_name, color);
+#endif
+                       }
+                       else
+                       {
 #ifdef JP
-                       msg_format("%s¤Ï%s¸÷¤Ã¤¿¡£",o_name, color);
+                               msg_format("s%¸÷¤ëʪ¤¬Æ¬¤ËÉ⤫¤ó¤À¡£", color);
 #else
-                       msg_format("%s glows %s.",o_name, color);
+                               msg_format("An %s image forms in your mind.");
 #endif
+                       }
                }
        }
 
-       if (c_ptr->feat == FEAT_MINOR_GLYPH)
+       if (is_explosive_rune_grid(c_ptr))
        {
                /* Break the ward */
                if (randint1(BREAK_MINOR_GLYPH) > r_ptr->level)
@@ -3168,7 +3419,7 @@ msg_print("
                                msg_print("The rune explodes!");
 #endif
 
-                               project(0, 2, y, x, 2 * (p_ptr->lev + damroll(7, 7)), GF_MANA, (PROJECT_GRID | PROJECT_ITEM | PROJECT_KILL | PROJECT_JUMP | PROJECT_NO_REF | PROJECT_NO_HANGEKI), -1);
+                               project(0, 2, y, x, 2 * (p_ptr->lev + damroll(7, 7)), GF_MANA, (PROJECT_GRID | PROJECT_ITEM | PROJECT_KILL | PROJECT_JUMP | PROJECT_NO_HANGEKI), -1);
                        }
                }
                else
@@ -3184,7 +3435,9 @@ msg_print("
                c_ptr->info &= ~(CAVE_MARK);
 
                /* Break the rune */
-               c_ptr->feat = floor_type[randint0(100)];
+               c_ptr->info &= ~(CAVE_OBJECT);
+               c_ptr->mimic = 0;
+
                note_spot(y, x);
                lite_spot(y, x);
        }
@@ -3200,7 +3453,7 @@ msg_print("
 
 #define MON_SCAT_MAXD 10
 
-static bool mon_scatter(int *yp, int *xp, int y, int x, int max_dist)
+static bool mon_scatter(int r_idx, int *yp, int *xp, int y, int x, int max_dist)
 {
        int place_x[MON_SCAT_MAXD];
        int place_y[MON_SCAT_MAXD];
@@ -3215,45 +3468,47 @@ static bool mon_scatter(int *yp, int *xp, int y, int x, int max_dist)
                num[i] = 0;
 
        for (nx = x - max_dist; nx <= x + max_dist; nx++)
+       {
                for (ny = y - max_dist; ny <= y + max_dist; ny++)
                {
                        /* Ignore annoying locations */
                        if (!in_bounds(ny, nx)) continue;
-                       
-                       /* Require "line of sight" */
-                       if (!los(y, x, ny, nx)) continue;
-                       
-                       /* Walls and Monsters block flow */
-                       if (!cave_empty_bold2(ny, nx)) continue;
-                       if (cave[ny][nx].m_idx) continue;
-                       if ((ny == py) && (nx == px)) continue;
-                       
-#if 0
-                       /* Hack -- no summon on glyph of warding */
-                       if (cave[ny][nx].feat == FEAT_GLYPH) continue;
-                       if (cave[ny][nx].feat == FEAT_MINOR_GLYPH) continue;
-#endif
-                       
-                       /* ... nor on the Pattern */
-                       if ((cave[ny][nx].feat >= FEAT_PATTERN_START) &&
-                           (cave[ny][nx].feat <= FEAT_PATTERN_XTRA2))
-                               continue;
-                       
+
+                       /* Require "line of projection" */
+                       if (!projectable(y, x, ny, nx)) continue;
+
+                       if (r_idx > 0)
+                       {
+                               monster_race *r_ptr = &r_info[r_idx];
+
+                               /* Require empty space (if not ghostly) */
+                               if (!monster_can_enter(ny, nx, r_ptr, 0))
+                                       continue;
+                       }
+                       else
+                       {
+                               /* Walls and Monsters block flow */
+                               if (!cave_empty_bold2(ny, nx)) continue;
+
+                               /* ... nor on the Pattern */
+                               if (pattern_tile(ny, nx)) continue;
+                       }
+
                        i = distance(y, x, ny, nx);
 
                        if (i > max_dist)
                                continue;
-                       
+
                        num[i]++;
 
                        /* random swap */
-                       if(one_in_(num[i]))
+                       if (one_in_(num[i]))
                        {
                                place_x[i] = nx;
                                place_y[i] = ny;
                        }
-                       
                }
+       }
 
        i = 0;
        while (i < MON_SCAT_MAXD && 0 == num[i])
@@ -3281,7 +3536,7 @@ static bool place_monster_group(int who, int y, int x, int r_idx, u32b mode)
 {
        monster_race *r_ptr = &r_info[r_idx];
 
-       int old, n, i;
+       int n, i;
        int total = 0, extra = 0;
 
        int hack_n = 0;
@@ -3320,9 +3575,6 @@ static bool place_monster_group(int who, int y, int x, int r_idx, u32b mode)
        if (total > GROUP_MAX) total = GROUP_MAX;
 
 
-       /* Save the rating */
-       old = rating;
-
        /* Start on the monster */
        hack_n = 1;
        hack_x[0] = x;
@@ -3356,9 +3608,6 @@ static bool place_monster_group(int who, int y, int x, int r_idx, u32b mode)
                }
        }
 
-       /* Hack -- restore the rating */
-       rating = old;
-
 
        /* Success */
        return (TRUE);
@@ -3382,7 +3631,7 @@ static bool place_monster_okay(int r_idx)
        monster_race *z_ptr = &r_info[r_idx];
 
        /* Hack - Escorts have to have the same dungeon flag */
-       if (monster_dungeon(place_monster_idx) != monster_dungeon(r_idx)) return (FALSE);
+       if (mon_hook_dungeon(place_monster_idx) != mon_hook_dungeon(r_idx)) return (FALSE);
 
        /* Require similar "race" */
        if (z_ptr->d_char != r_ptr->d_char) return (FALSE);
@@ -3397,15 +3646,11 @@ static bool place_monster_okay(int r_idx)
        if (place_monster_idx == r_idx) return (FALSE);
 
        /* Skip different alignment */
-       if (((m_ptr->sub_align & SUB_ALIGN_EVIL) && (z_ptr->flags3 & RF3_GOOD)) ||
-           ((m_ptr->sub_align & SUB_ALIGN_GOOD) && (z_ptr->flags3 & RF3_EVIL)))
-               return FALSE;
+       if (monster_has_hostile_align(m_ptr, 0, 0, z_ptr)) return FALSE;
 
        if (r_ptr->flags7 & RF7_FRIENDLY)
        {
-               if (((p_ptr->align < 0) && (z_ptr->flags3 & RF3_GOOD)) ||
-                   ((p_ptr->align > 0) && (z_ptr->flags3 & RF3_EVIL)))
-                       return FALSE;
+               if (monster_has_hostile_align(NULL, 1, -1, z_ptr)) return FALSE;
        }
 
        if ((r_ptr->flags7 & RF7_CHAMELEON) && !(z_ptr->flags7 & RF7_CHAMELEON))
@@ -3439,10 +3684,8 @@ bool place_monster_aux(int who, int y, int x, int r_idx, u32b mode)
        int             i;
        monster_race    *r_ptr = &r_info[r_idx];
 
-       if (one_in_(333) && !(mode & PM_NO_KAGE) && !(mode & PM_FORCE_PET))
-               is_kage = TRUE;
-       else
-               is_kage = FALSE;
+       if (!(mode & PM_NO_KAGE) && one_in_(333))
+               mode |= PM_KAGE;
 
        /* Place one monster, or fail */
        if (!place_monster_one(who, y, x, r_idx, mode)) return (FALSE);
@@ -3562,9 +3805,6 @@ bool alloc_horde(int y, int x)
        }
        if (attempts < 1) return FALSE;
 
-       if (r_ptr->flags3 & RF3_GOOD) horde_align |= HORDE_NOEVIL;
-       if (r_ptr->flags3 & RF3_EVIL) horde_align |= HORDE_NOGOOD;
-
        attempts = 1000;
 
        while (--attempts)
@@ -3573,11 +3813,11 @@ bool alloc_horde(int y, int x)
                if (place_monster_aux(0, y, x, r_idx, 0L)) break;
        }
 
-       if (attempts < 1) {horde_align = 0;return FALSE;}
+       if (attempts < 1) return FALSE;
 
        m_idx = cave[y][x].m_idx;
 
-       if (m_list[m_idx].mflag2 & MFLAG_CHAMELEON) r_ptr = &r_info[m_list[m_idx].r_idx];
+       if (m_list[m_idx].mflag2 & MFLAG2_CHAMELEON) r_ptr = &r_info[m_list[m_idx].r_idx];
        summon_kin_type = r_ptr->d_char;
 
        for (attempts = randint1(10) + 5; attempts; attempts--)
@@ -3590,13 +3830,49 @@ bool alloc_horde(int y, int x)
                x = cx;
        }
 
-       horde_align = 0;
        return TRUE;
 }
 
 #endif /* MONSTER_HORDES */
 
 
+/*
+ * Put the Guardian
+ */
+bool alloc_guardian(bool def_val)
+{
+       int guardian = d_info[dungeon_type].final_guardian;
+
+       if (guardian && (d_info[dungeon_type].maxdepth == dun_level) && (r_info[guardian].cur_num < r_info[guardian].max_num))
+       {
+               int oy;
+               int ox;
+               int try = 4000;
+
+               /* Find a good position */
+               while (try)
+               {
+                       /* Get a random spot */
+                       oy = randint1(cur_hgt - 4) + 2;
+                       ox = randint1(cur_wid - 4) + 2;
+
+                       /* Is it a good spot ? */
+                       if (cave_empty_bold2(oy, ox) && monster_can_cross_terrain(cave[oy][ox].feat, &r_info[guardian], 0))
+                       {
+                               /* Place the guardian */
+                               if (place_monster_aux(0, oy, ox, guardian, (PM_ALLOW_GROUP | PM_NO_KAGE | PM_NO_PET))) return TRUE;
+                       }
+
+                       /* One less try */
+                       try--;
+               }
+
+               return FALSE;
+       }
+
+       return def_val;
+}
+
 
 /*
  * Attempt to allocate a random monster in the dungeon.
@@ -3611,33 +3887,9 @@ bool alloc_monster(int dis, u32b mode)
 {
        int                     y = 0, x = 0;
        int         attempts_left = 10000;
-       int guardian = d_info[dungeon_type].final_guardian;
-
-        /* Put an Guardian */
-        if(guardian && d_info[dungeon_type].maxdepth == dun_level && r_info[guardian].cur_num < r_info[guardian].max_num )
-        {
-                int oy;
-                int ox;
-                int try = 4000;
-
-                /* Find a good position */
-                while(try)
-                {
-                        /* Get a random spot */
-                        oy = randint1(cur_hgt - 4) + 2;
-                        ox = randint1(cur_wid - 4) + 2;
-
-                        /* Is it a good spot ? */
-                        if (cave_empty_bold2(oy, ox) && monster_can_cross_terrain(cave[oy][ox].feat, &r_info[guardian]))
-                       {
-                               /* Place the guardian */
-                               if (place_monster_aux(0, oy, ox, guardian, (PM_ALLOW_GROUP | PM_NO_KAGE | PM_NO_PET))) break;
-                       }
-                        /* One less try */
-                        try--;
-                }
-       }
 
+       /* Put the Guardian */
+       if (alloc_guardian(FALSE)) return TRUE;
 
        /* Find a legal, distant, unoccupied, space */
        while (attempts_left--)
@@ -3647,13 +3899,13 @@ bool alloc_monster(int dis, u32b mode)
                x = randint0(cur_wid);
 
                /* Require empty floor grid (was "naked") */
-               if (dun_level || (wilderness[p_ptr->wilderness_y][p_ptr->wilderness_x].terrain != TERRAIN_MOUNTAIN))
+               if (dun_level)
                {
                        if (!cave_empty_bold2(y, x)) continue;
                }
                else
                {
-                       if (!cave_empty_bold2(y, x) && (cave[y][x].feat != FEAT_MOUNTAIN)) continue;
+                       if (!cave_empty_bold(y, x)) continue;
                }
 
                /* Accept far away grids */
@@ -3682,9 +3934,9 @@ msg_print("
                if (alloc_horde(y, x))
                {
 #ifdef JP
-if (cheat_hear) msg_print("¥â¥ó¥¹¥¿¡¼¤ÎÂç·²");
+                       if (cheat_hear) msg_format("¥â¥ó¥¹¥¿¡¼¤ÎÂç·²(%c)", summon_kin_type);
 #else
-                       if (cheat_hear) msg_print("Monster horde.");
+                       if (cheat_hear) msg_format("Monster horde (%c).", summon_kin_type);
 #endif
 
                        return (TRUE);
@@ -3716,7 +3968,7 @@ static bool summon_specific_okay(int r_idx)
        monster_race *r_ptr = &r_info[r_idx];
 
        /* Hack - Only summon dungeon monsters */
-       if (!monster_dungeon(r_idx)) return (FALSE);
+       if (!mon_hook_dungeon(r_idx)) return (FALSE);
 
        /* Hack -- identify the summoning monster */
        if (summon_specific_who > 0)
@@ -3726,48 +3978,28 @@ static bool summon_specific_okay(int r_idx)
                /* Do not summon enemies */
 
                /* Friendly vs. opposite aligned normal or pet */
-               if (((r_ptr->flags3 & RF3_EVIL) &&
-                         (m_ptr->sub_align & SUB_ALIGN_GOOD)) ||
-                        ((r_ptr->flags3 & RF3_GOOD) &&
-                         (m_ptr->sub_align & SUB_ALIGN_EVIL)))
-               {
-                       return FALSE;
-               }
-
-               /* Hostile vs. non-hostile */
-               if (is_hostile(m_ptr) != summon_specific_hostile)
-               {
-                       return FALSE;
-               }
+               if (monster_has_hostile_align(m_ptr, 0, 0, r_ptr)) return FALSE;
        }
        /* Use the player's alignment */
        else if (summon_specific_who < 0)
        {
                /* Do not summon enemies of the pets */
-               if ((p_ptr->align < -9) && (r_ptr->flags3 & RF3_GOOD))
+               if (monster_has_hostile_align(NULL, 10, -10, r_ptr))
                {
-                       if (!one_in_((0-p_ptr->align)/2+1)) return FALSE;
-               }
-               else if ((p_ptr->align > 9) && (r_ptr->flags3 & RF3_EVIL))
-               {
-                       if (!one_in_(p_ptr->align/2+1)) return FALSE;
+                       if (!one_in_(ABS(p_ptr->align) / 2 + 1)) return FALSE;
                }
        }
 
        /* Hack -- no specific type specified */
        if (!summon_specific_type) return (TRUE);
 
-       if (!summon_unique_okay && ((r_ptr->flags1 & RF1_UNIQUE) || (r_ptr->flags7 & RF7_UNIQUE_7))) return FALSE;
+       if (!summon_unique_okay && ((r_ptr->flags1 & RF1_UNIQUE) || (r_ptr->flags7 & RF7_NAZGUL))) return FALSE;
 
        if ((summon_specific_who < 0) &&
-           ((r_ptr->flags1 & RF1_UNIQUE) || (r_ptr->flags7 & RF7_UNIQUE_7)) &&
-           (((p_ptr->align > 9) && (r_ptr->flags3 & RF3_EVIL)) ||
-            ((p_ptr->align < -9) && (r_ptr->flags3 & RF3_GOOD))))
+           ((r_ptr->flags1 & RF1_UNIQUE) || (r_ptr->flags7 & RF7_NAZGUL)) &&
+           monster_has_hostile_align(NULL, 10, -10, r_ptr))
                return FALSE;
 
-       if ((horde_align & HORDE_NOGOOD) && (r_ptr->flags3 & RF3_GOOD)) return FALSE;
-       if ((horde_align & HORDE_NOEVIL) && (r_ptr->flags3 & RF3_EVIL)) return FALSE;
-
        if ((r_ptr->flags7 & RF7_CHAMELEON) && (d_info[dungeon_type].flags1 & DF1_CHAMELEON)) return TRUE;
 
        return (summon_specific_aux(r_idx));
@@ -3804,7 +4036,7 @@ bool summon_specific(int who, int y1, int x1, int lev, int type, u32b mode)
 
        if (p_ptr->inside_arena) return (FALSE);
 
-       if (!mon_scatter(&y, &x, y1, x1, 2)) return FALSE;
+       if (!mon_scatter(0, &y, &x, y1, x1, 2)) return FALSE;
 
        /* Save the summoner */
        summon_specific_who = who;
@@ -3814,9 +4046,6 @@ bool summon_specific(int who, int y1, int x1, int lev, int type, u32b mode)
 
        summon_unique_okay = (mode & PM_ALLOW_UNIQUE) ? TRUE : FALSE;
 
-       /* Save the hostility */
-       summon_specific_hostile = (!(mode & PM_FORCE_FRIENDLY) && !(is_friendly_idx(who)) && !(mode & PM_FORCE_PET));
-
        /* Prepare allocation table */
        get_mon_num_prep(summon_specific_okay, get_monster_hook2(y, x));
 
@@ -3857,7 +4086,7 @@ bool summon_named_creature (int who, int oy, int ox, int r_idx, u32b mode)
 
        if (p_ptr->inside_arena) return FALSE;
 
-       if (!mon_scatter(&y, &x, oy, ox, 2)) return FALSE;
+       if (!mon_scatter(r_idx, &y, &x, oy, ox, 2)) return FALSE;
 
        /* Place it (allow groups) */
        return place_monster_aux(who, y, x, r_idx, (mode | PM_NO_KAGE));
@@ -3875,19 +4104,20 @@ bool multiply_monster(int m_idx, bool clone, u32b mode)
 
        int y, x;
 
-       if (!mon_scatter(&y, &x, m_ptr->fy, m_ptr->fx, 1))
+       if (!mon_scatter(m_ptr->r_idx, &y, &x, m_ptr->fy, m_ptr->fx, 1))
                return FALSE;
 
-       if (m_ptr->mflag2 & MFLAG_NOPET) mode |= PM_NO_PET;
+       if (m_ptr->mflag2 & MFLAG2_NOPET) mode |= PM_NO_PET;
 
        /* Create a new monster (awake, no groups) */
-       if (!place_monster_aux(m_idx, y, x, m_ptr->r_idx, (mode | PM_NO_KAGE)))
+       if (!place_monster_aux(m_idx, y, x, m_ptr->r_idx, (mode | PM_NO_KAGE | PM_MULTIPLY)))
                return FALSE;
 
-       if (clone)
+       /* Hack -- Transfer "clone" flag */
+       if (clone || (m_ptr->smart & SM_CLONED))
        {
                m_list[hack_m_idx_ii].smart |= SM_CLONED;
-               m_list[hack_m_idx_ii].mflag2 |= MFLAG_NOPET;
+               m_list[hack_m_idx_ii].mflag2 |= MFLAG2_NOPET;
        }
 
        return TRUE;
@@ -3936,7 +4166,7 @@ void message_pain(int m_idx, int dam)
 
 
        /* Mushrooms, Eyes, Jellies, Molds, Vortices, Worms, Quylthulgs */
-       if (strchr(",ejmvwQ", r_ptr->d_char))
+       if (my_strchr(",ejmvwQ", r_ptr->d_char))
        {
 #ifdef JP
                if (percentage > 95)
@@ -3974,7 +4204,7 @@ void message_pain(int m_idx, int dam)
 
 
        /* Fish */
-       else if (strchr("l", r_ptr->d_char))
+       else if (my_strchr("l", r_ptr->d_char))
        {
                if (percentage > 95)
 #ifdef JP
@@ -4022,7 +4252,7 @@ msg_format("%^s
 
 
        /* Golems, Walls, Doors, Stairs */
-       else if (strchr("g#+<>", r_ptr->d_char))
+       else if (my_strchr("g#+<>", r_ptr->d_char))
        {
                if (percentage > 95)
 #ifdef JP
@@ -4070,7 +4300,7 @@ msg_format("%^s
 
 
        /* Snakes, Hydrae, Reptiles, Mimics */
-       else if (strchr("JMR", r_ptr->d_char) || !isalpha(r_ptr->d_char))
+       else if (my_strchr("JMR", r_ptr->d_char) || !isalpha(r_ptr->d_char))
        {
                if (percentage > 95)
 #ifdef JP
@@ -4118,7 +4348,7 @@ msg_format("%^s
 
 
        /* Felines */
-       else if (strchr("f", r_ptr->d_char))
+       else if (my_strchr("f", r_ptr->d_char))
        {
                if (percentage > 95)
 #ifdef JP
@@ -4166,7 +4396,7 @@ msg_format("%s
 
 
        /* Ants, Centipedes, Flies, Insects, Beetles, Spiders */
-       else if (strchr("acFIKS", r_ptr->d_char))
+       else if (my_strchr("acFIKS", r_ptr->d_char))
        {
                if (percentage > 95)
 #ifdef JP
@@ -4220,7 +4450,7 @@ msg_format("%^s
 
 
        /* Birds */
-       else if (strchr("B", r_ptr->d_char))
+       else if (my_strchr("B", r_ptr->d_char))
        {
                if (percentage > 95)
 #ifdef JP
@@ -4275,7 +4505,7 @@ msg_format("%^s
 
 
        /* Dragons, Demons, High Undead */
-       else if (strchr("duDLUW", r_ptr->d_char))
+       else if (my_strchr("duDLUW", r_ptr->d_char))
        {
                if (percentage > 95)
 #ifdef JP
@@ -4330,7 +4560,7 @@ msg_format("%^s
 
 
        /* Skeletons */
-       else if (strchr("s", r_ptr->d_char))
+       else if (my_strchr("s", r_ptr->d_char))
        {
                if (percentage > 95)
 #ifdef JP
@@ -4385,7 +4615,7 @@ msg_format("%^s
 
 
        /* Zombies */
-       else if (strchr("z", r_ptr->d_char))
+       else if (my_strchr("z", r_ptr->d_char))
        {
                if (percentage > 95)
 #ifdef JP
@@ -4440,7 +4670,7 @@ msg_format("%^s
 
 
        /* Ghosts */
-       else if (strchr("G", r_ptr->d_char))
+       else if (my_strchr("G", r_ptr->d_char))
 
        {
                if (percentage > 95)
@@ -4496,7 +4726,7 @@ msg_format("%^s
 
 
        /* Dogs and Hounds */
-       else if (strchr("CZ", r_ptr->d_char))
+       else if (my_strchr("CZ", r_ptr->d_char))
        {
 #ifdef JP
                if (percentage > 95)
@@ -4533,7 +4763,7 @@ msg_format("%^s
        }
 
        /* One type of monsters (ignore,squeal,shriek) */
-       else if (strchr("Xbilqrt", r_ptr->d_char))
+       else if (my_strchr("Xbilqrt", r_ptr->d_char))
        {
 #ifdef JP
                if (percentage > 95)
@@ -4613,8 +4843,6 @@ msg_format("%^s
  */
 void update_smart_learn(int m_idx, int what)
 {
-#ifdef DRS_SMART_OPTIONS
-
        monster_type *m_ptr = &m_list[m_idx];
 
        monster_race *r_ptr = &r_info[m_ptr->r_idx];
@@ -4637,31 +4865,31 @@ void update_smart_learn(int m_idx, int what)
        {
        case DRS_ACID:
                if (p_ptr->resist_acid) m_ptr->smart |= (SM_RES_ACID);
-               if (p_ptr->oppose_acid) m_ptr->smart |= (SM_OPP_ACID);
+               if (IS_OPPOSE_ACID()) m_ptr->smart |= (SM_OPP_ACID);
                if (p_ptr->immune_acid) m_ptr->smart |= (SM_IMM_ACID);
                break;
 
        case DRS_ELEC:
                if (p_ptr->resist_elec) m_ptr->smart |= (SM_RES_ELEC);
-               if (p_ptr->oppose_elec) m_ptr->smart |= (SM_OPP_ELEC);
+               if (IS_OPPOSE_ELEC()) m_ptr->smart |= (SM_OPP_ELEC);
                if (p_ptr->immune_elec) m_ptr->smart |= (SM_IMM_ELEC);
                break;
 
        case DRS_FIRE:
                if (p_ptr->resist_fire) m_ptr->smart |= (SM_RES_FIRE);
-               if (p_ptr->oppose_fire) m_ptr->smart |= (SM_OPP_FIRE);
+               if (IS_OPPOSE_FIRE()) m_ptr->smart |= (SM_OPP_FIRE);
                if (p_ptr->immune_fire) m_ptr->smart |= (SM_IMM_FIRE);
                break;
 
        case DRS_COLD:
                if (p_ptr->resist_cold) m_ptr->smart |= (SM_RES_COLD);
-               if (p_ptr->oppose_cold) m_ptr->smart |= (SM_OPP_COLD);
+               if (IS_OPPOSE_COLD()) m_ptr->smart |= (SM_OPP_COLD);
                if (p_ptr->immune_cold) m_ptr->smart |= (SM_IMM_COLD);
                break;
 
        case DRS_POIS:
                if (p_ptr->resist_pois) m_ptr->smart |= (SM_RES_POIS);
-               if (p_ptr->oppose_pois) m_ptr->smart |= (SM_OPP_POIS);
+               if (IS_OPPOSE_POIS()) m_ptr->smart |= (SM_OPP_POIS);
                break;
 
 
@@ -4721,9 +4949,6 @@ void update_smart_learn(int m_idx, int what)
                if (p_ptr->reflect) m_ptr-> smart |= (SM_IMM_REFLECT);
                break;
        }
-
-#endif /* DRS_SMART_OPTIONS */
-
 }
 
 
@@ -4764,15 +4989,15 @@ void monster_drop_carried_objects(monster_type *m_ptr)
                /* Acquire next object */
                next_o_idx = o_ptr->next_o_idx;
 
-               /* Paranoia */
-               o_ptr->held_m_idx = 0;
-
                /* Get local object */
                q_ptr = &forge;
 
                /* Copy the object */
                object_copy(q_ptr, o_ptr);
 
+               /* Forget monster */
+               q_ptr->held_m_idx = 0;
+
                /* Delete the object */
                delete_object_idx(this_o_idx);