Add more tilemap documentation

14 files changed, 64 insertions, 67 deletions

diff --git a/src/beanstalkSubtask.c b/src/beanstalkSubtask.c
index 1eff587d..d3745995 100644
--- a/src/beanstalkSubtask.c
+++ b/src/beanstalkSubtask.c
@@ -20,7 +20,7 @@
 extern void sub_0807C898(void);
 extern void sub_0805BB74(s32);
 extern void LoadRoomGfx(void);
-extern void SetupTileSet(void);
+extern void LoadRoomTileSet(void);
 extern void sub_0807C4F8(void);
 
 extern void gMapData;
@@ -1014,7 +1014,7 @@ void RenderMapLayerToSubTileMap(u16* subTileMap, MapLayer* mapLayer) {
     u16 tileX;
     u32 tilePosAndLayer;
     u32 layerIndex;
-    // Index into the tileset at MapLayer.tiles
+    // Index into the tileSet at MapLayer.tiles
     u32 tileSetIndex;
 
     if (mapLayer == &gMapBottom) {
@@ -1187,8 +1187,8 @@ u32 sub_0801AE34(void) {
 
 void sub_0801AE44(bool32 loadGfx) {
     void (*func)(void);
-    gRoomControls.tileset = (u32)NULL;
-    SetupTileSet();
+    gRoomControls.tileSet = (u32)NULL;
+    LoadRoomTileSet();
     if (loadGfx != 0) {
         LoadRoomGfx();
     }
diff --git a/src/data/caveBorderMapData.c b/src/data/caveBorderMapData.c
index 692b542d..40a0c62a 100644
--- a/src/data/caveBorderMapData.c
+++ b/src/data/caveBorderMapData.c
@@ -3,9 +3,9 @@
 
 /*
 Tiles for the borders of the cave that are loaded during the transition.
-When the player goes inside a cave during the start of the enter transition the border tilemap is loaded and at the
-end the tilemap for the cave is loaded. When the player goes out of a cave during the start of the leave transition
-the border tilemap is loaded and at the end the tilemap for the outside is loaded.
+When the player goes inside a cave during the start of the enter transition the border tileMap is loaded and at the
+end the tileMap for the cave is loaded. When the player goes out of a cave during the start of the leave transition
+the border tileMap is loaded and at the end the tileMap for the outside is loaded.
 */
 
 const MapDataDefinition gCaveBorder_LakeWoods_enter_start[] = {
diff --git a/src/enemy/octorokBoss.c b/src/enemy/octorokBoss.c
index 0f12becc..306b611b 100644
--- a/src/enemy/octorokBoss.c
+++ b/src/enemy/octorokBoss.c
@@ -1115,7 +1115,6 @@ void sub_08036998(OctorokBossEntity* this) {
     s32 tmp3;
     s32 a, b;
 
-    // TODO regalloc in this awful structure here
     tmp2 = &this->timer;
     tmp = super->subtimer + (tmp3 = (u8)*tmp2);
     *tmp2 = tmp;
diff --git a/src/enemy/puffstool.c b/src/enemy/puffstool.c
index fa94c291..cf40c24c 100644
--- a/src/enemy/puffstool.c
+++ b/src/enemy/puffstool.c
@@ -401,14 +401,14 @@ void sub_080256B4(PuffstoolEntity* this) {
 
 bool32 sub_0802571C(PuffstoolEntity* this) {
     RoomControls* ctrl = &gRoomControls;
-    u16 xDiff = (super->x.HALF.HI - ctrl->origin_x + 8) & -0x10;
-    u16 yDiff = (super->y.HALF.HI - ctrl->origin_y + 8) & -0x10;
+    u16 roomX = (super->x.HALF.HI - ctrl->origin_x + 8) & -0x10;
+    u16 roomY = (super->y.HALF.HI - ctrl->origin_y + 8) & -0x10;
     u16 unk = this->unk_7a;
     u16 i;
 
     for (i = 0; i < 4; i++) {
-        u16 sVar3 = xDiff + gUnk_080CC020[unk + 0];
-        u16 sVar4 = yDiff + gUnk_080CC020[unk + 1];
+        u16 sVar3 = roomX + gUnk_080CC020[unk + 0];
+        u16 sVar4 = roomY + gUnk_080CC020[unk + 1];
 
         if (sub_080257EC(this, sVar3, sVar4)) {
             this->unk_7c = sVar3 + ctrl->origin_x;
@@ -429,25 +429,25 @@ bool32 sub_0802571C(PuffstoolEntity* this) {
 
 bool32 sub_080257EC(PuffstoolEntity* this, u32 x, u32 y) {
     u16 tileType = GetTileTypeAtRoomCoords(x - 0x00, y - 0x00, super->collisionLayer);
-    if (tileType != 0x312 && gMapTileTypeToActTile[tileType] != ACT_TILE_22 &&
+    if (tileType != TILE_TYPE_786 && gMapTileTypeToActTile[tileType] != ACT_TILE_22 &&
         gMapTileTypeToCollisionData[tileType] == 0) {
         return TRUE;
     }
 
     tileType = GetTileTypeAtRoomCoords(x - 0x10, y - 0x00, super->collisionLayer);
-    if (tileType != 0x312 && gMapTileTypeToActTile[tileType] != ACT_TILE_22 &&
+    if (tileType != TILE_TYPE_786 && gMapTileTypeToActTile[tileType] != ACT_TILE_22 &&
         gMapTileTypeToCollisionData[tileType] == 0) {
         return TRUE;
     }
 
     tileType = GetTileTypeAtRoomCoords(x - 0x00, y - 0x10, super->collisionLayer);
-    if (tileType != 0x312 && gMapTileTypeToActTile[tileType] != ACT_TILE_22 &&
+    if (tileType != TILE_TYPE_786 && gMapTileTypeToActTile[tileType] != ACT_TILE_22 &&
         gMapTileTypeToCollisionData[tileType] == 0) {
         return TRUE;
     }
 
     tileType = GetTileTypeAtRoomCoords(x - 0x10, y - 0x10, super->collisionLayer);
-    if (tileType != 0x312 && gMapTileTypeToActTile[tileType] != ACT_TILE_22 &&
+    if (tileType != TILE_TYPE_786 && gMapTileTypeToActTile[tileType] != ACT_TILE_22 &&
         gMapTileTypeToCollisionData[tileType] == 0) {
         return TRUE;
     }
@@ -482,11 +482,10 @@ bool32 sub_080258C4(PuffstoolEntity* this) {
     }
 }
 
-// regalloc
 bool32 sub_0802594C(PuffstoolEntity* this, u32 param_2) {
     s16 xDiff;
     s16 yDiff;
-    s16 iVar9;
+    s16 x;
     u32 layer;
     const s8* unk = gUnk_080CC090[param_2];
     layer = super->collisionLayer;
@@ -495,24 +494,24 @@ bool32 sub_0802594C(PuffstoolEntity* this, u32 param_2) {
     do {
         u8 bVar7;
         u8 bVar4;
-        s16 iVar11;
+        s16 y;
         u8 bVar5;
         u8 bVar6;
-        iVar9 = xDiff + unk[0];
-        iVar11 = yDiff + unk[1];
-        bVar4 = GetCollisionDataAtWorldCoords(iVar9 - 0x00, iVar11 - 0x00, layer);
-        bVar5 = GetCollisionDataAtWorldCoords(iVar9 - 0x10, iVar11 - 0x00, layer);
-        bVar6 = GetCollisionDataAtWorldCoords(iVar9 - 0x00, iVar11 - 0x10, layer);
-        bVar7 = GetCollisionDataAtWorldCoords(iVar9 - 0x10, iVar11 - 0x10, layer);
+        x = xDiff + unk[0];
+        y = yDiff + unk[1];
+        bVar4 = GetCollisionDataAtWorldCoords(x - 0x00, y - 0x00, layer);
+        bVar5 = GetCollisionDataAtWorldCoords(x - 0x10, y - 0x00, layer);
+        bVar6 = GetCollisionDataAtWorldCoords(x - 0x00, y - 0x10, layer);
+        bVar7 = GetCollisionDataAtWorldCoords(x - 0x10, y - 0x10, layer);
         if ((bVar4 | bVar5 | bVar6 | bVar7) == 0) {
-            this->unk_7c = gRoomControls.origin_x + iVar9;
-            this->unk_7e = gRoomControls.origin_y + iVar11;
+            this->unk_7c = gRoomControls.origin_x + x;
+            this->unk_7e = gRoomControls.origin_y + y;
             return TRUE;
         }
         unk += 2;
     } while (unk[0] != 0x7f);
 
-    return 0;
+    return FALSE;
 }
 
 void sub_08025A54(PuffstoolEntity* this) {
diff --git a/src/fileselect.c b/src/fileselect.c
index 0f5e4656..3257c807 100644
--- a/src/fileselect.c
+++ b/src/fileselect.c
@@ -400,7 +400,7 @@ static void HandleFileScreenEnter(void) {
     MemClear((void*)VRAM, 0x80); // clear palettes
     MessageInitialize();
     EraseAllEntities();
-    ClearTilemaps();
+    ClearTileMaps();
     ResetPalettes();
     ResetPaletteTable(0);
     MemClear(&gHUD, sizeof(gHUD));
diff --git a/src/game.c b/src/game.c
index 33a8ab61..34a9930c 100644
--- a/src/game.c
+++ b/src/game.c
@@ -138,7 +138,7 @@ static void GameTask_Init(void) {
     MemClear(&gUI, sizeof(gUI));
     EraseAllEntities();
     SetBGDefaults();
-    ClearTilemaps();
+    ClearTileMaps();
     ResetPalettes();
     ResetPaletteTable(1);
     sub_0806FD8C();
diff --git a/src/gameUtils.c b/src/gameUtils.c
index f02b686b..2f54867d 100644
--- a/src/gameUtils.c
+++ b/src/gameUtils.c
@@ -33,7 +33,7 @@ void InitRoomResInfo(RoomResInfo* info, RoomHeader* hdr, u32 area, u32 room);
 void sub_080532E4(void);
 void ResetTimerFlags(void);
 
-extern void** gAreaTilesets[];
+extern void** gAreaTileSets[];
 extern void** gAreaRoomMaps[];
 extern void* gAreaTiles[];
 extern void** gAreaTable[];
@@ -544,7 +544,7 @@ void InitAllRoomResInfo(void) {
     RoomResInfo* info = gArea.roomResInfos;
     u32 i;
     for (i = 0; i < MAX_ROOMS && *(u16*)r_hdr != 0xFFFF; i++, r_hdr++) {
-        if (r_hdr->tileset_id != 0xFFFF)
+        if (r_hdr->tileSet_id != 0xFFFF)
             InitRoomResInfo(info, r_hdr, gRoomControls.area, i);
         info++;
     }
@@ -556,7 +556,7 @@ void InitRoomResInfo(RoomResInfo* info, RoomHeader* r_hdr, u32 area, u32 room) {
     info->map_y = r_hdr->map_y;
     info->pixel_width = r_hdr->pixel_width;
     info->pixel_height = r_hdr->pixel_height;
-    info->tileset = *(gAreaTilesets[area] + r_hdr->tileset_id);
+    info->tileSet = *(gAreaTileSets[area] + r_hdr->tileSet_id);
     info->map = *(gAreaRoomMaps[area] + room);
     info->tiles = gAreaTiles[area];
     info->bg_anim = (void*)gUnk_080B755C[area];
@@ -648,7 +648,7 @@ void LoadAuxiliaryRoom(u32 area, u32 room) {
 void sub_08052FF4(u32 area, u32 room) {
     RoomHeader* r_hdr = NULL;
 
-    ClearTilemaps();
+    ClearTileMaps();
     SetBGDefaults();
     gRoomControls.area = area;
     gRoomControls.room = room;
@@ -660,7 +660,7 @@ void sub_08052FF4(u32 area, u32 room) {
     gArea.currentRoomInfo.map_y = r_hdr->map_y;
     gArea.currentRoomInfo.pixel_width = r_hdr->pixel_width;
     gArea.currentRoomInfo.pixel_height = r_hdr->pixel_height;
-    gArea.currentRoomInfo.tileset = *(gAreaTilesets[area] + r_hdr->tileset_id);
+    gArea.currentRoomInfo.tileSet = *(gAreaTileSets[area] + r_hdr->tileSet_id);
     gArea.currentRoomInfo.map = *(gAreaRoomMaps[area] + room);
     gArea.currentRoomInfo.tiles = gAreaTiles[area];
     gArea.currentRoomInfo.bg_anim = (void*)gUnk_080B755C[area];
diff --git a/src/manager.c b/src/manager.c
index 04ff9e45..9572e769 100644
--- a/src/manager.c
+++ b/src/manager.c
@@ -9,7 +9,7 @@ void (*const gMiscManagerunctions[])() = {
     DiggingCaveEntranceManager_Main,
     BridgeManager_Main,
     SpecialWarpManager_Main,
-    MinishVillageTilesetManager_Main,
+    MinishVillageTileSetManager_Main,
     HorizontalMinishPathBackgroundManager_Main,
     MinishRaftersBackgroundManager_Main,
     EzloHintManager_Main,
@@ -20,7 +20,7 @@ void (*const gMiscManagerunctions[])() = {
     MiscManager_Main,
     WeatherChangeManager_Main,
     FlagAndOperatorManager_Main,
-    HyruleTownTilesetManager_Main,
+    HyruleTownTileSetManager_Main,
     HouseSignManager_Main,
     SteamOverlayManager_Main,
     TempleOfDropletsManager_Main,
diff --git a/src/manager/hyruleTownTilesetManager.c b/src/manager/hyruleTownTileSetManager.c
index 1941a167..d7ef4495 100644
--- a/src/manager/hyruleTownTilesetManager.c
+++ b/src/manager/hyruleTownTileSetManager.c
@@ -1,10 +1,10 @@
 /**
- * @file hyruleTownTilesetManager.c
+ * @file hyruleTownTileSetManager.c
  * @ingroup Managers
  *
- * @brief Swap tileset data in hyrule town depending on the position.
+ * @brief Swap tileSet data in hyrule town depending on the position.
  */
-#include "manager/hyruleTownTilesetManager.h"
+#include "manager/hyruleTownTileSetManager.h"
 #include "area.h"
 #include "asm.h"
 #include "flags.h"
@@ -13,8 +13,8 @@
 #include "room.h"
 #include "tiles.h"
 
-void sub_08059A58(HyruleTownTilesetManager*);
-void sub_08059A2C(HyruleTownTilesetManager*);
+void sub_08059A58(HyruleTownTileSetManager*);
+void sub_08059A2C(HyruleTownTileSetManager*);
 
 static const u16 gUnk_08108398[] = { 0x0, 0x0, 0x0, 0x3f0, 0x200, 0x1, 0x0, 0x280, 0x3f0, 0x140, 0xff };
 static const u16 gUnk_081083AE[] = { 0x2, 0x0, 0x0, 0x180, 0x3c0, 0x3, 0x280, 0x0, 0x170, 0x3c0, 0xff };
@@ -25,7 +25,7 @@ static const u16 gUnk_081083F2[] = { 0x5, 0x0, 0x1b0, 0x190, 0x140, 0x4, 0x0, 0x
 void sub_08059CC0(u32, u32);
 void sub_08059B18(void);
 
-bool32 sub_08059C8C(HyruleTownTilesetManager*, u32, u8*, const u16*);
+bool32 sub_08059C8C(HyruleTownTileSetManager*, u32, u8*, const u16*);
 
 extern u32 gUnk_086E8460;
 
@@ -60,7 +60,7 @@ static const Unknown gUnk_08108468[] = {
 };
 extern const u8 gGlobalGfxAndPalettes[];
 
-void HyruleTownTilesetManager_Main(HyruleTownTilesetManager* this) {
+void HyruleTownTileSetManager_Main(HyruleTownTileSetManager* this) {
     if (super->action == 0) {
         super->action = 1;
         this->field_0x22 = 0xff;
@@ -72,7 +72,7 @@ void HyruleTownTilesetManager_Main(HyruleTownTilesetManager* this) {
     sub_08059A58(this);
 }
 
-void sub_08059A2C(HyruleTownTilesetManager* this) {
+void sub_08059A2C(HyruleTownTileSetManager* this) {
     gRoomVars.graphicsGroups[2] = 0xff;
     gRoomVars.graphicsGroups[1] = 0xff;
     gRoomVars.graphicsGroups[0] = 0xff;
@@ -82,7 +82,7 @@ void sub_08059A2C(HyruleTownTilesetManager* this) {
     sub_08059A58(this);
 }
 
-void sub_08059A58(HyruleTownTilesetManager* this) {
+void sub_08059A58(HyruleTownTileSetManager* this) {
     if (gRoomControls.area != AREA_FESTIVAL_TOWN) {
         if (sub_08059C8C(this, 0, &this->field_0x20, gUnk_08108398) != 0) {
             sub_08059CC0(0, (u32)this->field_0x20);
@@ -144,7 +144,7 @@ void sub_08059B18(void) {
     }
 }
 
-bool32 sub_08059C8C(HyruleTownTilesetManager* this, u32 param_2, u8* param_3, const u16* param_4) {
+bool32 sub_08059C8C(HyruleTownTileSetManager* this, u32 param_2, u8* param_3, const u16* param_4) {
     bool32 bVar2;
 
     *param_3 = CheckRegionsOnScreen(param_4);
diff --git a/src/manager/minishVillageTilesetManager.c b/src/manager/minishVillageTileSetManager.c
index 055e78b0..88671417 100644
--- a/src/manager/minishVillageTilesetManager.c
+++ b/src/manager/minishVillageTileSetManager.c
@@ -1,17 +1,17 @@
 /**
- * @file minishVillageTilesetManager.c
+ * @file minishVillageTileSetManager.c
  * @ingroup Managers
  *
- * @brief Swap tileset data in minish village depending on the position
+ * @brief Swap tileSet data in minish village depending on the position
  */
-#include "manager/minishVillageTilesetManager.h"
+#include "manager/minishVillageTileSetManager.h"
 #include "asm.h"
 #include "common.h"
 #include "functions.h"
 #include "main.h"
 
 void sub_08057E30(void*);
-bool32 sub_08057E40(MinishVillageTilesetManager*);
+bool32 sub_08057E40(MinishVillageTileSetManager*);
 void sub_08057E7C(u32);
 
 extern const u8 gGlobalGfxAndPalettes[];
@@ -54,7 +54,7 @@ const u32 gUnk_081080A4[0x50] = {
 const u8 gUnk_081081E4[] = { 0x16, 0x17, 0x17, 0x18, 0x18 };
 
 #ifdef EU
-void MinishVillageTilesetManager_Main(MinishVillageTilesetManager* this) {
+void MinishVillageTileSetManager_Main(MinishVillageTileSetManager* this) {
     u32 tmp;
     const u32* tmp2;
     s32 tmp3;
@@ -103,7 +103,7 @@ void MinishVillageTilesetManager_Main(MinishVillageTilesetManager* this) {
     }
 }
 #else
-void MinishVillageTilesetManager_Main(MinishVillageTilesetManager* this) {
+void MinishVillageTileSetManager_Main(MinishVillageTileSetManager* this) {
     u32 tmp;
     const u32* tmp2;
     if (super->action == 0) {
@@ -156,7 +156,7 @@ void sub_08057E30(void* this) {
     sub_08057E7C(gRoomVars.graphicsGroups[0]);
 }
 
-bool32 sub_08057E40(MinishVillageTilesetManager* this) {
+bool32 sub_08057E40(MinishVillageTileSetManager* this) {
     u32 tmp = CheckRegionsOnScreen(gUnk_08108050);
     if (tmp != 0xFF) {
         gRoomVars.graphicsGroups[0] = tmp;
diff --git a/src/playerUtils.c b/src/playerUtils.c
index dc4c807b..e07275db 100644
--- a/src/playerUtils.c
+++ b/src/playerUtils.c
@@ -18,7 +18,7 @@
 #include "save.h"
 #include "screen.h"
 #include "screenTransitions.h"
-#include "tilemap.h"
+#include "tileMap.h"
 #include "tiles.h"
 
 static void sub_08077E54(ItemBehavior* beh);
@@ -69,7 +69,7 @@ extern u8 gUpdateVisibleTiles;
 
 bool32 sub_0807BF88(u32, u32, RoomResInfo*);
 
-void SetupTileSet(void);
+void LoadRoomTileSet(void);
 
 void ForceSetPlayerState(u32 framestate);
 InteractableObject* sub_080784E4(void);
@@ -3309,7 +3309,7 @@ void SetTileType(u32 tileType, u32 tilePos, u32 layer) {
                 dest = gMapDataTopSpecial + offset;
             }
             subTiles = mapLayer->subTiles + tileIndex * 4;
-            // Copy over the tilemap entries (tile_attrs) to the special map data but in a different order.
+            // Copy over the tileMap entries (tile_attrs) to the special map data but in a different order.
             dest[0] = subTiles[0];
             dest[1] = subTiles[1];
             dest[0x80] = subTiles[2];
@@ -3813,7 +3813,7 @@ void sub_0807BFA8(void) {
     gRoomControls.height = (gArea.pCurrentRoomInfo)->pixel_height;
 }
 
-void SetupTileSet(void) {
+void LoadRoomTileSet(void) {
     s32 index;
     u16* tileTypes;
     u16* tileIndices;
@@ -3826,9 +3826,9 @@ void SetupTileSet(void) {
     MemFill16(0xffff, gMapTop.tileTypes, 0x1000);
     gMapTop.tileTypes[0] = 0;
 
-    if ((void*)gRoomControls.tileset != (gArea.pCurrentRoomInfo)->tileset) {
-        gRoomControls.tileset = (u32)(gArea.pCurrentRoomInfo)->tileset;
-        LoadMapData((gArea.pCurrentRoomInfo)->tileset);
+    if ((void*)gRoomControls.tileSet != (gArea.pCurrentRoomInfo)->tileSet) {
+        gRoomControls.tileSet = (u32)(gArea.pCurrentRoomInfo)->tileSet;
+        LoadMapData((gArea.pCurrentRoomInfo)->tileSet);
     }
 
     LoadMapData((gArea.pCurrentRoomInfo)->tiles);
@@ -3912,7 +3912,7 @@ void LoadRoomGfx(void) {
     FillActTileForLayer(&gMapBottom);
     FillActTileForLayer(&gMapTop);
     if (!clearBottomMap) {
-        // Render the complete bottom and top tilemaps into the tilemaps.
+        // Render the complete bottom and top tileMaps into the tileMaps.
         RenderMapLayerToSubTileMap(gMapDataBottomSpecial, &gMapBottom);
         RenderMapLayerToSubTileMap(gMapDataTopSpecial, &gMapTop);
     } else {
@@ -4152,7 +4152,7 @@ void InitializeCamera() {
     u32 tmp1;
     u32 tmp2;
 
-    SetupTileSet();
+    LoadRoomTileSet();
     LoadRoomGfx();
     roomControls = &gRoomControls;
     target = gRoomControls.camera_target;
@@ -4212,7 +4212,7 @@ void sub_0807C810(void) {
     DiggingCaveEntranceTransition* ptr;
     Entity* player;
     RoomControls* ctrls;
-    SetupTileSet();
+    LoadRoomTileSet();
     ptr = &gDiggingCaveEntranceTransition;
     player = &gPlayerEntity.base;
     ctrls = &gRoomControls;
diff --git a/src/projectile/mandiblesProjectile.c b/src/projectile/mandiblesProjectile.c
index 3bd4e97c..99ceb48b 100644
--- a/src/projectile/mandiblesProjectile.c
+++ b/src/projectile/mandiblesProjectile.c
@@ -300,7 +300,6 @@ void sub_080AA320(MandiblesProjectileEntity* this) {
     parent->unk_80 = 0x50;
     parent->base.speed = 0;
     parent->base.direction = sub_08049F84(&parent->base, 0);
-    // TODO regalloc
     uVar2 = Direction8Round(parent->base.direction + 4);
     super->animationState = uVar2 >> 2;
     parent->base.animationState = DirectionRound(uVar2) >> 2;
diff --git a/src/screenTilemap.c b/src/screenTileMap.c
index 4c8e02ee..4c8e02ee 100644
--- a/src/screenTilemap.c
+++ b/src/screenTileMap.c
diff --git a/src/scroll.c b/src/scroll.c
index efd589c3..973bfcbd 100644
--- a/src/scroll.c
+++ b/src/scroll.c
@@ -14,7 +14,7 @@
 #include "object.h"
 #include "screen.h"
 #include "structures.h"
-#include "tilemap.h"
+#include "tileMap.h"
 #include "tiles.h"
 
 extern void UpdateScreenShake(void);
@@ -582,7 +582,7 @@ void UpdateIsDiggingCave(void) {
     gDiggingCaveEntranceTransition.isDiggingCave = 0;
 }
 
-void ClearTilemaps(void) {
+void ClearTileMaps(void) {
     MemClear(&gRoomControls, sizeof(gRoomControls));
     MemClear(&gDiggingCaveEntranceTransition, sizeof(gDiggingCaveEntranceTransition));
     gRoomControls.unk_22 = 0xffff;