6 files changed, 63 insertions, 49 deletions
diff --git a/include/constants/bg_music.h b/include/constants/bg_music.h
index 86fb4e9..53bfade 100644
--- a/include/constants/bg_music.h
+++ b/include/constants/bg_music.h
@@ -1,51 +1,51 @@
 #ifndef GUARD_CONSTANTS_BG_MUSIC_H
-#define GUARD_CONSTANTS_BG_MUSIC_H 
+#define GUARD_CONSTANTS_BG_MUSIC_H
 
-#define MUS_TEAM_BASE 1
+#define MUS_RESCUE_TEAM_BASE 1
 #define MUS_FRIEND_AREA_SWAMP 2
 #define MUS_FRIEND_AREA_CAVES 3
 #define MUS_DREAM 4
-#define MUS_BENEVOLENT_SPIRT 5
+#define MUS_BENEVOLENT_SPIRIT 5
 #define MUS_LEGEND_OF_NINETALES 6
 #define MUS_POKEMON_SQUARE 7
-#define MUS_LOADING_SCREEN 8
+#define MUS_FILE_SELECT 8
 #define MUS_RISING_FEAR 9
 #define MUS_THERES_TROUBLE 10
-#define MUS_DECISIVE_BATTLE 11
-#define MUS_WELCOME_TO_WORLD_POKEMON 12
-#define MUS_BURIED_RELIC 13
+#define MUS_BOSS_BATTLE 11
+#define MUS_WELCOME_TO_THE_WORLD_OF_POKEMON 12
+#define MUS_A_NEW_ADVENTURE 13 // Plays in Buried Relic and Southern Cavern
 #define MUS_THUNDERWAVE_CAVE 14
 #define MUS_SINISTER_WOODS 15
 #define MUS_FRIEND_AREA_POND 16
 #define MUS_KECLEON_SHOP 17
 #define MUS_STOP_THIEF 18
 #define MUS_WORLD_CALAMITY 19 // GIANT_STAR_APPROACHING
-#define MUS_GRAND_CANYON 20
+#define MUS_GREAT_CANYON 20
 #define MUS_STORMY_SEA 21
 #define MUS_SKY_TOWER 22
 #define MUS_SKY_TOWER_SUMMIT 23
-#define MUS_RUN_AWAY 24
+#define MUS_THE_ESCAPE 24
 #define MUS_MT_BLAZE 25
-#define MUS_SKY_TOWER_END 26
+#define MUS_RAYQUAZAS_DOMAIN 26
 #define MUS_FRIEND_AREA_STRATOS_LOOKOUT 27
 #define MUS_FRIEND_AREA_RAINBOW_PEAK 28
-#define MUS_GENGAR_DREAM 29
+#define MUS_DREAM_EATER 29
 #define MUS_FRIEND_AREA_DEEPSEA_CURRENT 30
 #define MUS_FRIEND_AREA_SEAFLOOR_CAVE 31
-#define MUS_LAST_BATTLE 32
+#define MUS_BATTLE_WITH_RAYQUAZA 32
 #define MUS_MT_BLAZE_PEAK 33
 #define MUS_FRIEND_AREA_VOLCANIC_PIT 34
 #define MUS_FRIEND_AREA_CRYPTIC_CAVE 35
-#define MUS_THROUGH_THE_LAND_OF_ICE_AND_SNOW 36
-#define MUS_GENGAR_DARK_WORLD 37
-#define MUS_MT_BLAZE_END 38
+#define MUS_ESCAPE_THROUGH_THE_SNOW 36
+#define MUS_THE_OTHER_SIDE 37
+#define MUS_THE_MOUNTAIN_OF_FIRE 38
 #define MUS_FROSTY_GROTTO 39
 #define MUS_INTRO 40
-#define MUS_AFTER_THE_BATTLE 41
-#define MUS_NEVER_FORGET 42
+#define MUS_AFTERMATH 41
+#define MUS_FAREWELL 42
 #define MUS_TITLE_SCREEN 43
 #define MUS_CREDITS 44
-#define MUS_EPILOGUE 45
+#define MUS_TIME_OF_REUNION 45
 #define MUS_OPENING_TITLE 46
 #define MUS_DUNGEON_FAIL 51
 #define MUS_DUNGEON_COMPLETE 52
@@ -53,7 +53,7 @@
 // 53 - 99 are blank/empty slots for BG Music
 
 #define MUS_FRIEND_AREA_UNUSED_1 100
-#define MUS_MEETING_WITH_PARTNER 101
+#define MUS_HEARTWARMING 101
 #define MUS_LAPIS_CAVE 102
 #define MUS_A_SUCCESSFUL_RESCUE 103
 #define MUS_FROSTY_FOREST 104
@@ -66,7 +66,7 @@
 #define MUS_MT_THUNDER 111
 #define MUS_FRIEND_AREA_LAB 112
 #define MUS_SILENT_CHASM 113
-#define MUS_IN_THE_DEPTHS_OF_PIT 114
+#define MUS_IN_THE_DEPTHS_OF_THE_PIT 114
 #define MUS_MT_FREEZE 115
 #define MUS_FRIEND_AREA_WILDS 116
 #define MUS_FRIEND_AREA_LEGENDARY_ISLAND 117
diff --git a/include/dungeon_ai_movement.h b/include/dungeon_ai_movement.h
new file mode 100644
index 0000000..27bb00f
--- /dev/null
+++ b/include/dungeon_ai_movement.h
@@ -0,0 +1,9 @@
+#ifndef GUARD_DUNGEON_AI_MOVEMENT_H
+#define GUARD_DUNGEON_AI_MOVEMENT_H
+
+#include "dungeon_entity.h"
+
+// 0x75990
+void DecideAction(struct DungeonEntity *pokemon);
+
+#endif
diff --git a/include/dungeon_capabilities_1.h b/include/dungeon_capabilities_1.h
index 1d10a0f..c19391b 100644
--- a/include/dungeon_capabilities_1.h
+++ b/include/dungeon_capabilities_1.h
@@ -7,5 +7,7 @@
 bool8 CannotUseItems(struct DungeonEntity *pokemon);
 // 0x70CD0
 bool8 CannotAct(struct DungeonEntity *pokemon);
+// 0x70D6C
+bool8 CanMoveInDirection(struct DungeonEntity *pokemon, u32 facingDir);
 
 #endif
diff --git a/include/dungeon_engine.h b/include/dungeon_engine.h
new file mode 100644
index 0000000..f987b11
--- /dev/null
+++ b/include/dungeon_engine.h
@@ -0,0 +1,7 @@
+#ifndef GUARD_DUNGEON_ENGINE_H
+#define GUARD_DUNGEON_ENGINE_H
+
+// 0x441E8
+bool8 IsFixedDungeon();
+
+#endif
diff --git a/include/dungeon_movement.h b/include/dungeon_movement.h
index e3ab174..d15ef1b 100644
--- a/include/dungeon_movement.h
+++ b/include/dungeon_movement.h
@@ -1,9 +1,7 @@
 #ifndef GUARD_DUNGEON_MOVEMENT_H
 #define GUARD_DUNGEON_MOVEMENT_H
 
-#include "dungeon_entity.h"
-
-// 0x75990
-void DecideAction(struct DungeonEntity *pokemon);
+// 0x70328
+u8 GetCrossableTerrain(s16 species);
 
 #endif
diff --git a/include/map.h b/include/map.h
index bb991ff..9122f00 100644
--- a/include/map.h
+++ b/include/map.h
@@ -7,6 +7,27 @@
 #define MAX_ROOM_COUNT 24 // Empirical max, not sure if the code supports any more.
 #define CORRIDOR_ROOM_INDEX 0xFF
 
+enum TileType
+{
+    TILE_TYPE_FLOOR = 1 << 0,
+    TILE_TYPE_LIQUID = 1 << 1, // Water or lava depending on the dungeon.
+    TILE_TYPE_UNK_2 = 1 << 2,
+    TILE_TYPE_ROOM_EXIT = 1 << 3,
+    TILE_TYPE_MAP_EDGE = 1 << 4,
+    TILE_TYPE_SHOP = 1 << 5,
+    TILE_TYPE_MONSTER_HOUSE = 1 << 6,
+    TILE_TYPE_STAIRS = 1 << 9
+};
+
+enum CrossableTerrain
+{
+    CROSSABLE_TERRAIN_REGULAR = 0,
+    CROSSABLE_TERRAIN_LIQUID = 1,
+    CROSSABLE_TERRAIN_CREVICE = 2,
+    CROSSABLE_TERRAIN_WALL = 3,
+    NUM_CROSSABLE_TERRAIN
+};
+
 struct MapTile
 {
     // Uses the TileType bit flags.
@@ -17,11 +38,8 @@ struct MapTile
     u8 unk8;
     /* 0x9 */ u8 roomIndex;
     // Bitwise flags for whether Pokémon can move to an adjacent tile. Bits correspond to directions in direction.h.
-    // Different sets of flags are used for Pokémon that can cross special terrain.
-    /* 0xA */ u8 canMoveAdjacent;
-    /* 0xB */ u8 canMoveAdjacentLiquid;
-    /* 0xC */ u8 canMoveAdjacentCrevice;
-    /* 0xD */ u8 canMoveAdjacentWall;
+    // Different sets of flags are used for Pokémon that can cross special terrain, corresponding to Cthe rossableTerrain enum.
+    /* 0xA */ u8 canMoveAdjacent[NUM_CROSSABLE_TERRAIN];
     u8 fillE[0x10 - 0xE];
     /* 0x10 */ struct DungeonEntity *pokemon; // Pokémon on the tile.
     /* 0x14 */ struct DungeonEntity *mapObject; // Item or trap on the tile.
@@ -39,24 +57,4 @@ struct MapRoom
     u8 fillA[0x1A - 0xA];
 };
 
-enum TileType
-{
-    TILE_TYPE_FLOOR = 1 << 0,
-    TILE_TYPE_LIQUID = 1 << 1, // Water or lava depending on the dungeon.
-    TILE_TYPE_UNK_2 = 1 << 2,
-    TILE_TYPE_ROOM_EXIT = 1 << 3,
-    TILE_TYPE_MAP_EDGE = 1 << 4,
-    TILE_TYPE_SHOP = 1 << 5,
-    TILE_TYPE_MONSTER_HOUSE = 1 << 6,
-    TILE_TYPE_STAIRS = 1 << 9
-};
-
-enum CrossableTerrain
-{
-    CROSSABLE_TERRAIN_REGULAR = 0,
-    CROSSABLE_TERRAIN_LIQUID = 1,
-    CROSSABLE_TERRAIN_CREVICE = 2,
-    CROSSABLE_TERRAIN_WALL = 3,
-};
-
 #endif