Merge pull request #228 from DizzyEggg/decompile_item_menu_icons

Decompile item menu icons

3 files changed, 693 insertions, 215 deletions

diff --git a/src/berry_tag_screen.c b/src/berry_tag_screen.c
index f86f350bf..1a0d1bce0 100644
--- a/src/berry_tag_screen.c
+++ b/src/berry_tag_screen.c
@@ -515,7 +515,7 @@ static void Task_HandleInput(u8 taskId)
 static void TryChangeDisplayedBerry(u8 taskId, s8 toMove)
 {
     s16 *data = gTasks[taskId].data;
-    s16 currPocketPosition = gUnknown_0203CE58.unk12[3] + gUnknown_0203CE58.unk8[3];
+    s16 currPocketPosition = gUnknown_0203CE58.scrollPosition[3] + gUnknown_0203CE58.cursorPosition[3];
     u32 newPocketPosition = currPocketPosition + toMove;
     if (newPocketPosition < 46 && BagGetItemIdByPocketPosition(BAG_BERRIES, newPocketPosition) != 0)
     {
@@ -533,8 +533,8 @@ static void TryChangeDisplayedBerry(u8 taskId, s8 toMove)
 
 static void HandleBagCursorPositionChange(s8 toMove)
 {
-    u16 *scrollPos = &gUnknown_0203CE58.unk12[3];
-    u16 *cursorPos = &gUnknown_0203CE58.unk8[3];
+    u16 *scrollPos = &gUnknown_0203CE58.scrollPosition[3];
+    u16 *cursorPos = &gUnknown_0203CE58.cursorPosition[3];
     if (toMove > 0)
     {
         if (*cursorPos < 4 || BagGetItemIdByPocketPosition(BAG_BERRIES, *scrollPos + 8) == 0)
diff --git a/src/item_menu.c b/src/item_menu.c
index 24dce79f6..8c05f0828 100755
--- a/src/item_menu.c
+++ b/src/item_menu.c
@@ -1,4 +1,5 @@
 #include "global.h"
+#include "item_menu.h"
 #include "battle.h"
 #include "battle_controllers.h"
 #include "battle_frontier_2.h"
@@ -58,7 +59,6 @@ void load_bag_item_list_buffers(u8);
 void bag_menu_print_pocket_names(u8*, u8*);
 void bag_menu_copy_pocket_name_to_window(u32);
 void bag_menu_draw_pocket_indicator_square(u8, u8);
-void AddBagVisualObject(u8);
 void bag_menu_add_pocket_scroll_arrow_indicators_maybe(void);
 void bag_menu_add_list_scroll_arrow_indicators_maybe(void);
 void bag_menu_prepare_tmhm_move_window(void);
@@ -67,9 +67,8 @@ void Task_WallyTutorialBagMenu(u8);
 void Task_BagMenu(u8);
 void get_name(s8*, u16);
 u16 ItemIdToBattleMoveId(u16);
-void ShakeBagVisual(void);
 u16 BagGetItemIdByPocketPosition(u8, u16);
-void AddBagItemIconObject(u16, u8);
+void AddBagItemIconSprite(u16, u8);
 void bag_menu_print_description_box_text(int);
 void bag_menu_print_cursor(u8, u8);
 void bag_menu_print(u8, u8, const u8*, u8, u8, u8, u8, u8, u8);
@@ -86,9 +85,6 @@ u8 GetSwitchBagPocketDirection(void);
 void SwitchBagPocket(u8, s16, u16);
 bool8 sub_81AC2C0(void);
 void bag_menu_swap_items(u8);
-void SetBagVisualPocketId(u8, u8);
-void RemoveBagObject(u8);
-void AddSwitchPocketRotatingBallObject(s16);
 void sub_81AC10C(u8);
 void sub_81AC3C0(u8);
 void sub_81AC498(u8);
@@ -251,46 +247,6 @@ const struct WindowTemplate gUnknown_086141AC[] = {
 
 // .text
 
-struct BagStruct {
-    void (*bagCallback)(void);
-    u8 location;
-    u8 pocket;
-    u8 unk6[2];
-    u16 cursorPosition[5];
-    u16 scrollPosition[5];
-};
-
-struct UnkBagStruct {
-    MainCallback unk0;
-    u8 unk4[0x800];
-    u8 unk804;
-    u8 unk805;
-    u8 unk806[10];
-    u8 unk810[7];
-    u8 unk817;
-    u8 unk818;
-    u8 unk819;
-    u8 unk81A;
-    u8 unk81B:4;
-    u8 unk81B_1:2;
-    u8 unk81B_3:1;
-    u8 unk81B_2:1;
-    u8 filler3[2];
-    u8 unk81E;
-    u8 unk81F;
-    const u8* unk820;
-    u8 unk824;
-    u8 unk825;
-    u8 filler[2];
-    u8 unk828;
-    u8 unk829[5];
-    u8 unk82E[6];
-    s16 unk834;
-    u8 filler4[0xE];
-    u8 unk844[32][32];
-    u8 filler2[4];
-};
-
 struct ListBuffer1 {
     struct ListMenuItem subBuffers[65];
 };
@@ -319,14 +275,11 @@ void (*gFieldCallback)(void);
 
 extern u8 *gPocketNamesStringsTable[];
 extern u8 gUnknown_08D9A88C[];
-extern struct CompressedSpriteSheet gUnknown_0857FB34;
-extern struct CompressedSpriteSheet gUnknown_0857FB3C;
-extern struct CompressedSpritePalette gUnknown_0857FB44;
 extern struct ListMenuTemplate gUnknown_08613F9C;
-extern u8 gMoveNames[][0xD];
+extern const u8 gMoveNames[][0xD];
 extern u8* gReturnToXStringsTable[];
 extern u32 gUnknown_0203CE5E[];
-extern u8 EventScript_2736B3[];
+extern const u8 EventScript_2736B3[];
 extern const u16 gUnknown_0860F074[];
 
 void ResetBagScrollPositions(void)
@@ -411,7 +364,7 @@ void GoToBagMenu(u8 bagMenuType, u8 pocketId, void ( *postExitMenuMainCallback2)
         gUnknown_0203CE54->unk81A = 0xFF;
         gUnknown_0203CE54->unk81E = -1;
         gUnknown_0203CE54->unk81F = -1;
-        memset(&gUnknown_0203CE54->unk804, 0xFF, 12);
+        memset(gUnknown_0203CE54->unk804, 0xFF, sizeof(gUnknown_0203CE54->unk804));
         memset(gUnknown_0203CE54->unk810, 0xFF, 10);
         SetMainCallback2(CB2_Bag);
     }
@@ -517,7 +470,7 @@ bool8 setup_bag_menu(void)
         gMain.state++;
         break;
     case 15:
-        AddBagVisualObject(gUnknown_0203CE58.pocket);
+        AddBagVisualSprite(gUnknown_0203CE58.pocket);
         gMain.state++;
         break;
     case 16:
@@ -697,11 +650,11 @@ void bag_menu_change_item_callback(s32 a, bool8 b, struct ListMenu *unused)
     }
     if (gUnknown_0203CE54->unk81A == 0xFF)
     {
-        RemoveBagItemIconObject(1 ^ gUnknown_0203CE54->unk81B_1);
+        RemoveBagItemIconSprite(1 ^ gUnknown_0203CE54->unk81B_1);
         if (a != -2)
-           AddBagItemIconObject(BagGetItemIdByPocketPosition(gUnknown_0203CE58.pocket + 1, a), gUnknown_0203CE54->unk81B_1);
+           AddBagItemIconSprite(BagGetItemIdByPocketPosition(gUnknown_0203CE58.pocket + 1, a), gUnknown_0203CE54->unk81B_1);
         else
-           AddBagItemIconObject(-1, gUnknown_0203CE54->unk81B_1);
+           AddBagItemIconSprite(-1, gUnknown_0203CE54->unk81B_1);
         gUnknown_0203CE54->unk81B_1 ^= 1;
         if (!gUnknown_0203CE54->unk81B_3)
             bag_menu_print_description_box_text(a);
@@ -1038,7 +991,6 @@ u8 GetSwitchBagPocketDirection(void)
     return 0;
 }
 
-
 void ChangeBagPocketId(u8 *bagPocketId, s8 deltaBagPocketId)
 {
     if (deltaBagPocketId == 1 && *bagPocketId == 4)
@@ -1049,13 +1001,11 @@ void ChangeBagPocketId(u8 *bagPocketId, s8 deltaBagPocketId)
         *bagPocketId += deltaBagPocketId;
 }
 
-#ifdef NONMATCHING
 void SwitchBagPocket(u8 taskId, s16 deltaBagPocketId, u16 a3)
 {
     s16* data = gTasks[taskId].data;
     u8 pocketId;
 
-
     data[13] = 0;
     data[12] = 0;
     data[11] = deltaBagPocketId;
@@ -1065,7 +1015,7 @@ void SwitchBagPocket(u8 taskId, s16 deltaBagPocketId, u16 a3)
         ClearWindowTilemap(1);
         DestroyListMenuTask(data[0], &gUnknown_0203CE58.scrollPosition[gUnknown_0203CE58.pocket], &gUnknown_0203CE58.cursorPosition[gUnknown_0203CE58.pocket]);
         schedule_bg_copy_tilemap_to_vram(0);
-        gSprites[gUnknown_0203CE54->unk806[gUnknown_0203CE54->unk81B_1 ^ 1]].invisible = 1;
+        gSprites[gUnknown_0203CE54->unk804[2 + (gUnknown_0203CE54->unk81B_1 ^ 1)]].invisible = 1;
         sub_81AB824();
     }
     pocketId = gUnknown_0203CE58.pocket;
@@ -1085,160 +1035,10 @@ void SwitchBagPocket(u8 taskId, s16 deltaBagPocketId, u16 a3)
     FillBgTilemapBufferRect_Palette0(2, 11, 14, 2, 15, 16);
     schedule_bg_copy_tilemap_to_vram(2);
     SetBagVisualPocketId(pocketId, 1);
-    RemoveBagObject(1);
-    AddSwitchPocketRotatingBallObject(deltaBagPocketId);
+    RemoveBagSprite(1);
+    AddSwitchPocketRotatingBallSprite(deltaBagPocketId);
     SetTaskFuncWithFollowupFunc(taskId, sub_81AC10C, gTasks[taskId].func);
 }
-#else
-__attribute__((naked))
-void SwitchBagPocket(u8 taskId, s16 deltaBagPocketId, u16 a3)
-{
-    asm(".syntax unified\n\
-    push {r4-r6,lr}\n\
-	sub sp, 0xC\n\
-	lsls r0, 24\n\
-	lsrs r6, r0, 24\n\
-	lsls r1, 16\n\
-	lsrs r5, r1, 16\n\
-	lsls r2, 16\n\
-	lsls r0, r6, 2\n\
-	adds r0, r6\n\
-	lsls r0, 3\n\
-	ldr r1, =gTasks + 0x8\n\
-	adds r4, r0, r1\n\
-	movs r0, 0\n\
-	strh r0, [r4, 0x1A]\n\
-	strh r0, [r4, 0x18]\n\
-	strh r5, [r4, 0x16]\n\
-	cmp r2, 0\n\
-	bne _081AC026\n\
-	movs r0, 0\n\
-	bl ClearWindowTilemap\n\
-	movs r0, 0x1\n\
-	bl ClearWindowTilemap\n\
-	ldrb r0, [r4]\n\
-	ldr r3, =gUnknown_0203CE58\n\
-	ldrb r2, [r3, 0x5]\n\
-	lsls r2, 1\n\
-	adds r1, r3, 0\n\
-	adds r1, 0x12\n\
-	adds r1, r2, r1\n\
-	adds r3, 0x8\n\
-	adds r2, r3\n\
-	bl DestroyListMenuTask\n\
-	movs r0, 0\n\
-	bl schedule_bg_copy_tilemap_to_vram\n\
-	ldr r3, =gSprites\n\
-	ldr r0, =gUnknown_0203CE54\n\
-	ldr r2, [r0]\n\
-	ldr r1, =0x0000081b\n\
-	adds r0, r2, r1\n\
-	ldrb r1, [r0]\n\
-	lsls r1, 26\n\
-	lsrs r1, 30\n\
-	movs r0, 0x1\n\
-	eors r0, r1\n\
-	adds r2, r0\n\
-	ldr r0, =0x00000806\n\
-	adds r2, r0\n\
-	ldrb r1, [r2]\n\
-	lsls r0, r1, 4\n\
-	adds r0, r1\n\
-	lsls r0, 2\n\
-	adds r0, r3\n\
-	adds r0, 0x3E\n\
-	ldrb r1, [r0]\n\
-	movs r2, 0x4\n\
-	orrs r1, r2\n\
-	strb r1, [r0]\n\
-	bl sub_81AB824\n\
-_081AC026:\n\
-	ldr r4, =gUnknown_0203CE58\n\
-	ldrb r1, [r4, 0x5]\n\
-	add r0, sp, 0x8\n\
-	strb r1, [r0]\n\
-	lsls r1, r5, 24\n\
-	asrs r1, 24\n\
-	bl ChangeBagPocketId\n\
-	lsls r0, r5, 16\n\
-	asrs r1, r0, 16\n\
-	adds r5, r0, 0\n\
-	cmp r1, 0x1\n\
-	bne _081AC07C\n\
-	ldr r2, =gPocketNamesStringsTable\n\
-	ldrb r0, [r4, 0x5]\n\
-	lsls r0, 2\n\
-	adds r0, r2\n\
-	ldr r0, [r0]\n\
-	add r1, sp, 0x8\n\
-	ldrb r1, [r1]\n\
-	lsls r1, 2\n\
-	adds r1, r2\n\
-	ldr r1, [r1]\n\
-	bl bag_menu_print_pocket_names\n\
-	movs r0, 0\n\
-	bl bag_menu_copy_pocket_name_to_window\n\
-	b _081AC09A\n\
-	.pool\n\
-_081AC07C:\n\
-	ldr r2, =gPocketNamesStringsTable\n\
-	add r0, sp, 0x8\n\
-	ldrb r0, [r0]\n\
-	lsls r0, 2\n\
-	adds r0, r2\n\
-	ldr r0, [r0]\n\
-	ldrb r1, [r4, 0x5]\n\
-	lsls r1, 2\n\
-	adds r1, r2\n\
-	ldr r1, [r1]\n\
-	bl bag_menu_print_pocket_names\n\
-	movs r0, 0x8\n\
-	bl bag_menu_copy_pocket_name_to_window\n\
-_081AC09A:\n\
-	ldr r0, =gUnknown_0203CE58\n\
-	ldrb r0, [r0, 0x5]\n\
-	movs r1, 0\n\
-	bl bag_menu_draw_pocket_indicator_square\n\
-	add r0, sp, 0x8\n\
-	ldrb r0, [r0]\n\
-	movs r1, 0x1\n\
-	bl bag_menu_draw_pocket_indicator_square\n\
-	movs r0, 0xF\n\
-	str r0, [sp]\n\
-	movs r0, 0x10\n\
-	str r0, [sp, 0x4]\n\
-	movs r0, 0x2\n\
-	movs r1, 0xB\n\
-	movs r2, 0xE\n\
-	movs r3, 0x2\n\
-	bl FillBgTilemapBufferRect_Palette0\n\
-	movs r0, 0x2\n\
-	bl schedule_bg_copy_tilemap_to_vram\n\
-	add r0, sp, 0x8\n\
-	ldrb r0, [r0]\n\
-	movs r1, 0x1\n\
-	bl SetBagVisualPocketId\n\
-	movs r0, 0x1\n\
-	bl RemoveBagObject\n\
-	asrs r0, r5, 16\n\
-	bl AddSwitchPocketRotatingBallObject\n\
-	ldr r1, =sub_81AC10C\n\
-	ldr r2, =gTasks\n\
-	lsls r0, r6, 2\n\
-	adds r0, r6\n\
-	lsls r0, 3\n\
-	adds r0, r2\n\
-	ldr r2, [r0]\n\
-	adds r0, r6, 0\n\
-	bl SetTaskFuncWithFollowupFunc\n\
-	add sp, 0xC\n\
-	pop {r4-r6}\n\
-	pop {r0}\n\
-	bx r0\n\
-	.pool\n\
-    .syntax divided\n");
-}
-#endif
 
 void sub_81AC10C(u8 taskId)
 {
diff --git a/src/item_menu_icons.c b/src/item_menu_icons.c
new file mode 100644
index 000000000..1d9dbb106
--- /dev/null
+++ b/src/item_menu_icons.c
@@ -0,0 +1,678 @@
+#include "global.h"
+#include "sprite.h"
+#include "decompress.h"
+#include "item_menu.h"
+#include "item_icon.h"
+#include "item_menu_icons.h"
+#include "window.h"
+#include "menu_helpers.h"
+#include "berry.h"
+#include "graphics.h"
+#include "constants/items.h"
+
+struct CompressedTilesPal
+{
+    const u8 *tiles;
+    const u8 *pal;
+};
+
+extern void sub_80D5860(struct Sprite *sprite);
+extern void sub_80D58F8(struct Sprite *sprite);
+extern void sub_80D5968(struct Sprite *sprite);
+extern void sub_80D5A94(struct Sprite *sprite);
+extern void sub_80D5B48(struct Sprite *sprite);
+
+// this file's functions
+static void SpriteCB_BagVisualSwitchingPockets(struct Sprite *sprite);
+static void SpriteCB_ShakeBagVisual(struct Sprite *sprite);
+static void SpriteCB_SwitchPocketRotatingBallInit(struct Sprite *sprite);
+static void SpriteCB_SwitchPocketRotatingBallContinue(struct Sprite *sprite);
+
+// static const rom data
+static const u16 gUnknown_0857F564[] = INCBIN_U16("graphics/interface/bag_spinner.gbapal");
+static const u8 gUnknown_0857F584[] = INCBIN_U8("graphics/interface/bag_spinner.4bpp");
+static const u8 gUnknown_0857F604[] = INCBIN_U8("graphics/unused/cherry.4bpp");
+static const u16 gUnknown_0857FA84[] = INCBIN_U16("graphics/unused/cherry.gbapal");
+
+static const struct OamData sOamData_857FAA4 =
+{
+    .y = 0,
+    .affineMode = 1,
+    .objMode = 0,
+    .mosaic = 0,
+    .bpp = 0,
+    .shape = 0,
+    .x = 0,
+    .matrixNum = 0,
+    .size = 3,
+    .tileNum = 0,
+    .priority = 1,
+    .paletteNum = 0,
+    .affineParam = 0
+};
+
+static const union AnimCmd sSpriteAnim_857FAAC[] =
+{
+    ANIMCMD_FRAME(0, 4),
+    ANIMCMD_END
+};
+
+static const union AnimCmd sSpriteAnim_857FAB4[] =
+{
+    ANIMCMD_FRAME(64, 4),
+    ANIMCMD_END
+};
+
+static const union AnimCmd sSpriteAnim_857FABC[] =
+{
+    ANIMCMD_FRAME(128, 4),
+    ANIMCMD_END
+};
+
+static const union AnimCmd sSpriteAnim_857FAC4[] =
+{
+    ANIMCMD_FRAME(192, 4),
+    ANIMCMD_END
+};
+
+static const union AnimCmd sSpriteAnim_857FACC[] =
+{
+    ANIMCMD_FRAME(256, 4),
+    ANIMCMD_END
+};
+
+static const union AnimCmd sSpriteAnim_857FAD4[] =
+{
+    ANIMCMD_FRAME(320, 4),
+    ANIMCMD_END
+};
+
+static const union AnimCmd *const sSpriteAnimTable_857FADC[] =
+{
+    sSpriteAnim_857FAAC,
+    sSpriteAnim_857FAB4,
+    sSpriteAnim_857FAC4,
+    sSpriteAnim_857FACC,
+    sSpriteAnim_857FAD4,
+    sSpriteAnim_857FABC
+};
+
+static const union AffineAnimCmd sSpriteAffineAnim_857FAF4[] =
+{
+    AFFINEANIMCMD_FRAME(256, 256, 0, 0),
+    AFFINEANIMCMD_END
+};
+
+static const union AffineAnimCmd sSpriteAffineAnim_857FB04[] =
+{
+    AFFINEANIMCMD_FRAME(0, 0, 254, 2),
+    AFFINEANIMCMD_FRAME(0, 0, 2, 4),
+    AFFINEANIMCMD_FRAME(0, 0, 254, 4),
+    AFFINEANIMCMD_FRAME(0, 0, 2, 2),
+    AFFINEANIMCMD_END
+};
+
+static const union AffineAnimCmd *const sSpriteAffineAnimTable_857FB2C[] =
+{
+    sSpriteAffineAnim_857FAF4,
+    sSpriteAffineAnim_857FB04
+};
+
+const struct CompressedSpriteSheet gUnknown_0857FB34 =
+{
+    gBagMaleTiles, 0x3000, 100
+};
+
+const struct CompressedSpriteSheet gUnknown_0857FB3C =
+{
+    gBagFemaleTiles, 0x3000, 100
+};
+
+const struct CompressedSpritePalette gUnknown_0857FB44 =
+{
+    gBagPalette, 100
+};
+
+static const struct SpriteTemplate gUnknown_0857FB4C =
+{
+    .tileTag = 100,
+    .paletteTag = 100,
+    .oam = &sOamData_857FAA4,
+    .anims = sSpriteAnimTable_857FADC,
+    .images = NULL,
+    .affineAnims = sSpriteAffineAnimTable_857FB2C,
+    .callback = SpriteCallbackDummy,
+};
+
+static const struct OamData sOamData_857FB64 =
+{
+    .y = 0,
+    .affineMode = 0,
+    .objMode = 0,
+    .mosaic = 0,
+    .bpp = 0,
+    .shape = 0,
+    .x = 0,
+    .matrixNum = 4,
+    .size = 1,
+    .tileNum = 0,
+    .priority = 2,
+    .paletteNum = 0,
+    .affineParam = 0
+};
+
+static const union AnimCmd sSpriteAnim_857FB6C[] =
+{
+    ANIMCMD_FRAME(0, 0),
+    ANIMCMD_END
+};
+
+static const union AnimCmd *const sSpriteAnimTable_857FB74[] =
+{
+    sSpriteAnim_857FB6C
+};
+
+static const union AffineAnimCmd sSpriteAffineAnim_857FB78[] =
+{
+    AFFINEANIMCMD_FRAME(0, 0, 8, 16),
+    AFFINEANIMCMD_END
+};
+
+static const union AffineAnimCmd sSpriteAffineAnim_857FB88[] =
+{
+    AFFINEANIMCMD_FRAME(0, 0, 248, 16),
+    AFFINEANIMCMD_END
+};
+
+static const union AffineAnimCmd *const sSpriteAffineAnimTable_857FB98[] =
+{
+    sSpriteAffineAnim_857FB78,
+};
+
+static const union AffineAnimCmd *const sSpriteAffineAnimTable_857FB9C[] =
+{
+    sSpriteAffineAnim_857FB88,
+};
+
+static const struct SpriteSheet gUnknown_0857FBA0 =
+{
+    gUnknown_0857F584, 0x80, 101
+};
+
+static const struct SpritePalette gUnknown_0857FBA8 =
+{
+    gUnknown_0857F564, 101
+};
+
+static const struct SpriteTemplate gUnknown_0857FBB0 =
+{
+    .tileTag = 101,
+    .paletteTag = 101,
+    .oam = &sOamData_857FB64,
+    .anims = sSpriteAnimTable_857FB74,
+    .images = NULL,
+    .affineAnims = sSpriteAffineAnimTable_857FB98,
+    .callback = SpriteCB_SwitchPocketRotatingBallInit,
+};
+
+static const struct OamData sOamData_857FBC8 =
+{
+    .y = 0,
+    .affineMode = 0,
+    .objMode = 0,
+    .mosaic = 0,
+    .bpp = 0,
+    .shape = 0,
+    .x = 0,
+    .matrixNum = 0,
+    .size = 3,
+    .tileNum = 0,
+    .priority = 1,
+    .paletteNum = 7,
+    .affineParam = 0
+};
+
+static const struct OamData sOamData_857FBD0 =
+{
+    .y = 0,
+    .affineMode = 3,
+    .objMode = 0,
+    .mosaic = 0,
+    .bpp = 0,
+    .shape = 0,
+    .x = 0,
+    .matrixNum = 0,
+    .size = 3,
+    .tileNum = 0,
+    .priority = 0,
+    .paletteNum = 7,
+    .affineParam = 0
+};
+
+static const union AnimCmd sSpriteAnim_857FBD8[] =
+{
+    ANIMCMD_FRAME(0, 0),
+    ANIMCMD_END
+};
+
+static const union AnimCmd *const sSpriteAnimTable_857FBE0[] =
+{
+    sSpriteAnim_857FBD8
+};
+
+static const struct SpriteFrameImage sSpriteImageTable_857FBE4[] =
+{
+    {&gDecompressionBuffer[0], 0x800},
+};
+
+static const struct SpriteTemplate gUnknown_0857FBEC =
+{
+    .tileTag = 65535,
+    .paletteTag = 30020,
+    .oam = &sOamData_857FBC8,
+    .anims = sSpriteAnimTable_857FBE0,
+    .images = sSpriteImageTable_857FBE4,
+    .affineAnims = gDummySpriteAffineAnimTable,
+    .callback = SpriteCallbackDummy,
+};
+
+static const union AffineAnimCmd sSpriteAffineAnim_857FC04[] =
+{
+    AFFINEANIMCMD_FRAME(-1, -1, 253, 96),
+    AFFINEANIMCMD_FRAME(0, 0, 0, 16),
+    AFFINEANIMCMD_FRAME(-2, -2, 255, 64),
+    AFFINEANIMCMD_FRAME(-8, 0, 0, 16),
+    AFFINEANIMCMD_FRAME(0, -8, 0, 16),
+    AFFINEANIMCMD_FRAME(256, 256, 0, 0),
+    AFFINEANIMCMD_JUMP(0)
+};
+
+static const union AffineAnimCmd sSpriteAffineAnim_857FC3C[] =
+{
+    AFFINEANIMCMD_FRAME(-1, -1, 3, 96),
+    AFFINEANIMCMD_FRAME(0, 0, 0, 16),
+    AFFINEANIMCMD_FRAME(-2, -2, 1, 64),
+    AFFINEANIMCMD_FRAME(-8, 0, 0, 16),
+    AFFINEANIMCMD_FRAME(0, -8, 0, 16),
+    AFFINEANIMCMD_FRAME(256, 256, 0, 0),
+    AFFINEANIMCMD_JUMP(0)
+};
+
+static const union AffineAnimCmd *const sSpriteAffineAnimTable_857FC74[] =
+{
+    sSpriteAffineAnim_857FC04,
+    sSpriteAffineAnim_857FC3C
+};
+
+static const struct SpriteTemplate gUnknown_0857FC7C =
+{
+    .tileTag = 0xFFFF,
+    .paletteTag = 0x7544,
+    .oam = &sOamData_857FBD0,
+    .anims = sSpriteAnimTable_857FBE0,
+    .images = sSpriteImageTable_857FBE4,
+    .affineAnims = sSpriteAffineAnimTable_857FC74,
+    .callback = SpriteCallbackDummy,
+};
+
+static const struct CompressedTilesPal gBerryPicTable[] =
+{
+    {gBerryPic_Cheri,  gBerryPalette_Cheri},
+    {gBerryPic_Chesto, gBerryPalette_Chesto},
+    {gBerryPic_Pecha,  gBerryPalette_Pecha},
+    {gBerryPic_Rawst,  gBerryPalette_Rawst},
+    {gBerryPic_Aspear, gBerryPalette_Aspear},
+    {gBerryPic_Leppa,  gBerryPalette_Leppa},
+    {gBerryPic_Oran,   gBerryPalette_Oran},
+    {gBerryPic_Persim, gBerryPalette_Persim},
+    {gBerryPic_Lum,    gBerryPalette_Lum},
+    {gBerryPic_Sitrus, gBerryPalette_Sitrus},
+    {gBerryPic_Figy,   gBerryPalette_Figy},
+    {gBerryPic_Wiki,   gBerryPalette_Wiki},
+    {gBerryPic_Mago,   gBerryPalette_Mago},
+    {gBerryPic_Aguav,  gBerryPalette_Aguav},
+    {gBerryPic_Iapapa, gBerryPalette_Iapapa},
+    {gBerryPic_Razz,   gBerryPalette_Razz},
+    {gBerryPic_Bluk,   gBerryPalette_Bluk},
+    {gBerryPic_Nanab,  gBerryPalette_Nanab},
+    {gBerryPic_Wepear, gBerryPalette_Wepear},
+    {gBerryPic_Pinap,  gBerryPalette_Pinap},
+    {gBerryPic_Pomeg,  gBerryPalette_Pomeg},
+    {gBerryPic_Kelpsy, gBerryPalette_Kelpsy},
+    {gBerryPic_Qualot, gBerryPalette_Qualot},
+    {gBerryPic_Hondew, gBerryPalette_Hondew},
+    {gBerryPic_Grepa,  gBerryPalette_Grepa},
+    {gBerryPic_Tamato, gBerryPalette_Tamato},
+    {gBerryPic_Cornn,  gBerryPalette_Cornn},
+    {gBerryPic_Magost, gBerryPalette_Magost},
+    {gBerryPic_Rabuta, gBerryPalette_Rabuta},
+    {gBerryPic_Nomel,  gBerryPalette_Nomel},
+    {gBerryPic_Spelon, gBerryPalette_Spelon},
+    {gBerryPic_Pamtre, gBerryPalette_Pamtre},
+    {gBerryPic_Watmel, gBerryPalette_Watmel},
+    {gBerryPic_Durin,  gBerryPalette_Durin},
+    {gBerryPic_Belue,  gBerryPalette_Belue},
+    {gBerryPic_Liechi, gBerryPalette_Liechi},
+    {gBerryPic_Ganlon, gBerryPalette_Ganlon},
+    {gBerryPic_Salac,  gBerryPalette_Salac},
+    {gBerryPic_Petaya, gBerryPalette_Petaya},
+    {gBerryPic_Apicot, gBerryPalette_Apicot},
+    {gBerryPic_Lansat, gBerryPalette_Lansat},
+    {gBerryPic_Starf,  gBerryPalette_Starf},
+    {gBerryPic_Enigma, gBerryPalette_Enigma},
+};
+
+const struct CompressedSpriteSheet gUnknown_0857FDEC =
+{
+    gBerryCheckCircle_Gfx, 0x800, 10000
+};
+
+const struct CompressedSpritePalette gUnknown_0857FDF4 =
+{
+    gUnknown_08D9BEF0, 10000
+};
+
+static const struct OamData sOamData_857FDFC =
+{
+    .y = 0,
+    .affineMode = 0,
+    .objMode = 0,
+    .mosaic = 0,
+    .bpp = 0,
+    .shape = 0,
+    .x = 0,
+    .matrixNum = 0,
+    .size = 3,
+    .tileNum = 0,
+    .priority = 1,
+    .paletteNum = 0,
+    .affineParam = 0
+};
+
+static const union AnimCmd sSpriteAnim_857FE04[] =
+{
+    ANIMCMD_FRAME(0, 0),
+    ANIMCMD_END
+};
+
+static const union AnimCmd *const sSpriteAnimTable_857FE0C[] =
+{
+    sSpriteAnim_857FE04
+};
+
+static const struct SpriteTemplate gUnknown_0857FE10 =
+{
+    .tileTag = 10000,
+    .paletteTag = 10000,
+    .oam = &sOamData_857FDFC,
+    .anims = sSpriteAnimTable_857FE0C,
+    .images = NULL,
+    .affineAnims = gDummySpriteAffineAnimTable,
+    .callback = SpriteCallbackDummy,
+};
+
+const struct SpriteTemplate gUnknown_0857FE28 =
+{
+    .tileTag = 0,
+    .paletteTag = 0,
+    .oam = &gDummyOamData,
+    .anims = gDummySpriteAnimTable,
+    .images = NULL,
+    .affineAnims = gDummySpriteAffineAnimTable,
+    .callback = sub_80D5860,
+};
+
+const struct SpriteTemplate gUnknown_0857FE40 =
+{
+    .tileTag = 0,
+    .paletteTag = 0,
+    .oam = &gDummyOamData,
+    .anims = gDummySpriteAnimTable,
+    .images = NULL,
+    .affineAnims = gDummySpriteAffineAnimTable,
+    .callback = sub_80D58F8,
+};
+
+const struct SpriteTemplate gUnknown_0857FE58 =
+{
+    .tileTag = 0,
+    .paletteTag = 0,
+    .oam = &gDummyOamData,
+    .anims = gDummySpriteAnimTable,
+    .images = NULL,
+    .affineAnims = gDummySpriteAffineAnimTable,
+    .callback = sub_80D5968,
+};
+
+const struct SpriteTemplate gUnknown_0857FE70 =
+{
+    .tileTag = 0,
+    .paletteTag = 0,
+    .oam = &gDummyOamData,
+    .anims = gDummySpriteAnimTable,
+    .images = NULL,
+    .affineAnims = gDummySpriteAffineAnimTable,
+    .callback = sub_80D5A94,
+};
+
+const struct SpriteTemplate gUnknown_0857FE88 =
+{
+    .tileTag = 0,
+    .paletteTag = 0,
+    .oam = &gDummyOamData,
+    .anims = gDummySpriteAnimTable,
+    .images = NULL,
+    .affineAnims = gDummySpriteAffineAnimTable,
+    .callback = sub_80D5B48,
+};
+
+// code
+void RemoveBagSprite(u8 id)
+{
+    u8 *spriteId = &gUnknown_0203CE54->unk804[id];
+    if (*spriteId != 0xFF)
+    {
+        FreeSpriteTilesByTag(id + 100);
+        FreeSpritePaletteByTag(id + 100);
+        FreeSpriteOamMatrix(&gSprites[*spriteId]);
+        DestroySprite(&gSprites[*spriteId]);
+        *spriteId = 0xFF;
+    }
+}
+
+void AddBagVisualSprite(u8 bagPocketId)
+{
+    u8 *spriteId = &gUnknown_0203CE54->unk804[0];
+    *spriteId = CreateSprite(&gUnknown_0857FB4C, 68, 66, 0);
+    SetBagVisualPocketId(bagPocketId, FALSE);
+}
+
+void SetBagVisualPocketId(u8 bagPocketId, bool8 isSwitchingPockets)
+{
+    struct Sprite *sprite = &gSprites[gUnknown_0203CE54->unk804[0]];
+    if (isSwitchingPockets)
+    {
+        sprite->pos2.y = -5;
+        sprite->callback = SpriteCB_BagVisualSwitchingPockets;
+        sprite->data[0] = bagPocketId + 1;
+        StartSpriteAnim(sprite, 0);
+    }
+    else
+    {
+        StartSpriteAnim(sprite, bagPocketId + 1);
+    }
+}
+
+static void SpriteCB_BagVisualSwitchingPockets(struct Sprite *sprite)
+{
+    if (sprite->pos2.y != 0)
+    {
+        sprite->pos2.y++;
+    }
+    else
+    {
+        StartSpriteAnim(sprite, sprite->data[0]);
+        sprite->callback = SpriteCallbackDummy;
+    }
+}
+
+void ShakeBagVisual(void)
+{
+    struct Sprite *sprite = &gSprites[gUnknown_0203CE54->unk804[0]];
+    if (sprite->affineAnimEnded)
+    {
+        StartSpriteAffineAnim(sprite, 1);
+        sprite->callback = SpriteCB_ShakeBagVisual;
+    }
+}
+
+static void SpriteCB_ShakeBagVisual(struct Sprite *sprite)
+{
+    if (sprite->affineAnimEnded)
+    {
+        StartSpriteAffineAnim(sprite, 0);
+        sprite->callback = SpriteCallbackDummy;
+    }
+}
+
+void AddSwitchPocketRotatingBallSprite(s16 rotationDirection)
+{
+    u8 *spriteId = &gUnknown_0203CE54->unk804[1];
+    LoadSpriteSheet(&gUnknown_0857FBA0);
+    LoadSpritePalette(&gUnknown_0857FBA8);
+    *spriteId = CreateSprite(&gUnknown_0857FBB0, 16, 16, 0);
+    gSprites[*spriteId].data[0] = rotationDirection;
+}
+
+static void update_switch_pocket_rotating_ball_coords(struct Sprite *sprite)
+{
+    sprite->centerToCornerVecX = sprite->data[1] - ((sprite->data[3] + 1) & 1);
+    sprite->centerToCornerVecY = sprite->data[1] - ((sprite->data[3] + 1) & 1);
+}
+
+static void SpriteCB_SwitchPocketRotatingBallInit(struct Sprite *sprite)
+{
+    sprite->oam.affineMode = 1;
+    if (sprite->data[0] == -1)
+        sprite->affineAnims = sSpriteAffineAnimTable_857FB98;
+    else
+        sprite->affineAnims = sSpriteAffineAnimTable_857FB9C;
+
+    InitSpriteAffineAnim(sprite);
+    sprite->data[1] = sprite->centerToCornerVecX;
+    sprite->data[1] = sprite->centerToCornerVecY;
+    update_switch_pocket_rotating_ball_coords(sprite);
+    sprite->callback = SpriteCB_SwitchPocketRotatingBallContinue;
+}
+
+static void SpriteCB_SwitchPocketRotatingBallContinue(struct Sprite *sprite)
+{
+    sprite->data[3]++;
+    update_switch_pocket_rotating_ball_coords(sprite);
+    if (sprite->data[3] == 16)
+        RemoveBagSprite(1);
+}
+
+void AddBagItemIconSprite(u16 itemId, u8 id)
+{
+    u8 *spriteId = &gUnknown_0203CE54->unk804[id + 2];
+    if (*spriteId == 0xFF)
+    {
+        u8 iconSpriteId;
+
+        FreeSpriteTilesByTag(id + 102);
+        FreeSpritePaletteByTag(id + 102);
+        iconSpriteId = AddItemIconSprite(id + 102, id + 102, itemId);
+        if (iconSpriteId != MAX_SPRITES)
+        {
+            *spriteId = iconSpriteId;
+            gSprites[iconSpriteId].pos2.x = 24;
+            gSprites[iconSpriteId].pos2.y = 88;
+        }
+    }
+}
+
+void RemoveBagItemIconSprite(u8 id)
+{
+    RemoveBagSprite(id + 2);
+}
+
+void sub_80D4FAC(void)
+{
+    sub_8122344(&gUnknown_0203CE54->unk804[4], 8);
+}
+
+void sub_80D4FC8(u8 arg0)
+{
+    sub_81223FC(&gUnknown_0203CE54->unk804[4], 8, arg0);
+}
+
+void sub_80D4FEC(u8 arg0)
+{
+    sub_8122448(&gUnknown_0203CE54->unk804[4], 136, 120, (arg0 + 1) * 16);
+}
+
+static void sub_80D5018(void *mem0, void *mem1)
+{
+    u8 i, j;
+
+    memset(mem1, 0, 0x800);
+    mem1 += 0x100;
+    for (i = 0; i < 6; i++)
+    {
+        mem1 += 0x20;
+        for (j = 0; j < 6; j++)
+        {
+            memcpy(mem1, mem0, 0x20);
+            mem1 += 0x20;
+            mem0 += 0x20;
+        }
+        if (i != 5)
+            mem1 += 0x20;
+    }
+}
+
+static void sub_80D5070(u8 berryId)
+{
+    struct CompressedSpritePalette pal;
+
+    if (berryId == ITEM_TO_BERRY(ITEM_ENIGMA_BERRY) - 1 && IsEnigmaBerryValid())
+    {
+        // unknown empty if statement
+    }
+
+    pal.data = gBerryPicTable[berryId].pal;
+    pal.tag = 0x7544;
+    LoadCompressedObjectPalette(&pal);
+    LZDecompressWram(gBerryPicTable[berryId].tiles, &gDecompressionBuffer[0x1000]);
+    sub_80D5018(&gDecompressionBuffer[0x1000], &gDecompressionBuffer[0]);
+}
+
+u8 CreateBerryTagSprite(u8 id, s16 x, s16 y)
+{
+    sub_80D5070(id);
+    return CreateSprite(&gUnknown_0857FBEC, x, y, 0);
+}
+
+void FreeBerryTagSpritePalette(void)
+{
+    FreeSpritePaletteByTag(0x7544);
+}
+
+u8 sub_80D511C(u8 berryId, u8 x, u8 y, bool8 startAffine)
+{
+    u8 spriteId;
+
+    FreeSpritePaletteByTag(0x7544);
+    sub_80D5070(berryId);
+    spriteId = CreateSprite(&gUnknown_0857FC7C, x, y, 0);
+    if (startAffine == TRUE)
+        StartSpriteAffineAnim(&gSprites[spriteId], 1);
+
+    return spriteId;
+}
+
+u8 CreateBerryFlavorCircleSprite(s16 x)
+{
+    return CreateSprite(&gUnknown_0857FE10, x, 116, 0);
+}