Decompile a bit of pokemon storarage system

data/event_scripts.s

@@ -1802,7 +1802,7 @@ EventScript_271E0E:: @ 8271E0E
 	checkflag FLAG_SYS_PC_LANETTE
 	call_if 1, EventScript_271E3E
 	msgbox gUnknown_082726A3, 4
-	special sub_80C7578
+	special ShowPokemonStorageSystem
 	waitstate
 	goto EventScript_271DAC
 	end

data/pokemon_storage_system.s

@@ -3,18 +3,6 @@
 
 	.section .rodata
 
-	.align 2
-gUnknown_0857173C:: @ 857173C
-	.incbin "graphics/unknown/unknown_57173C.gbapal"
-
-	.align 2
-gUnknown_0857175C:: @ 857175C
-	.incbin "graphics/pokemon_storage/box_selection_popup_center.4bpp"
-
-	.align 2
-gUnknown_08571F5C:: @ 8571F5C
-	.incbin "graphics/pokemon_storage/box_selection_popup_sides.4bpp"
-
 	.align 2
 gUnknown_085720DC:: @ 85720DC
 	.incbin "graphics/pokemon_storage/scrolling_bg.4bpp.lz"

data/specials.inc

@@ -71,7 +71,7 @@ gSpecials:: @ 81DBA64
 	def_special ShouldTryRematchBattle
 	def_special IsTrainerReadyForRematch
 	def_special BattleSetup_StartRematchBattle
-	def_special sub_80C7578
+	def_special ShowPokemonStorageSystem
 	def_special HasEnoughMonsForDoubleBattle
 	def_special TurnOffTVScreen
 	def_special DoTVShow

include/pc_screen_effect.h

@@ -0,0 +1,16 @@
+#ifndef GUARD_PC_SCREEN_EFFECT_H
+#define GUARD_PC_SCREEN_EFFECT_H
+
+struct PCScreenEffectStruct
+{
+    /*0x00*/ u16 tileTag;
+    /*0x02*/ u16 paletteTag;
+    /*0x04*/ u16 unk04;
+    /*0x06*/ u16 unk06;
+    /*0x08*/ u16 unk08;
+    /*0x0A*/ u16 unk0A;
+    /*0x0C*/ s16 unk0C;
+    /*0x10*/ u32 selectedPalettes;
+};
+
+#endif //GUARD_PC_SCREEN_EFFECT_H

include/pokemon_storage_system.h

@@ -4,6 +4,78 @@
 #define TOTAL_BOXES_COUNT       14
 #define IN_BOX_COUNT            30
 
+#include "pc_screen_effect.h"
+#include "mon_markings.h"
+
+struct PokemonStorageSystemFunc
+{
+    u8 (*func)(void);
+    s8 unk4;
+};
+
+struct StorageAction
+{
+    const u8 *text;
+    u8 format;
+};
+
+struct StorageText
+{
+    const u8 *text;
+    int textId;
+};
+
+struct PSS_MenuStringPtrs
+{
+    const u8 *text;
+    const u8 *desc;
+};
+
+struct UnkStruct_2000028
+{
+    const u8 *unk_00;
+    u8 *unk_04;
+    u16 unk_08;
+    u16 unk_0a;
+    void (*unk_0c)(struct UnkStruct_2000028 *data);
+};
+
+struct UnkStruct_2000020
+{
+    struct UnkStruct_2000028 *unk_00;
+    u8 unk_04;
+    u8 unk_05;
+};
+
+struct UnkPSSStruct_2002370
+{
+    struct Sprite *unk_0000;
+    struct Sprite *unk_0004[4];
+    u32 unk_0014[3];
+    struct Sprite *unk_0020[2];
+    u8 filler_0028[0x214];
+    u32 unk_023c;
+    u16 unk_0240;
+    u16 unk_0242;
+    u8 curBox;
+    u8 unk_0245;
+    u8 unk_0246;
+};
+
+struct PokemonStorageSystemData
+{
+    u8 state;
+    u8 boxOption;
+    u8 unk_0002;
+    u8 unk_0003;
+    u8 taskId;
+    u8 unk_0005[710];
+    u16 bg2_X;
+};
+
+extern struct UnkPSSStruct_2002370 *gUnknown_02039D04;
+extern struct PokemonStorageSystemData *gUnknown_02039D08;
+
 u8* GetBoxNamePtr(u8 boxNumber);
 struct BoxPokemon *GetBoxedMonPtr(u8, u8);
 void SetBoxMonNickFromAnyBox(u8, u8, u8 *);

src/pokemon_storage_system.c

@@ -7,17 +7,49 @@
 #include "text.h"
 #include "strings.h"
 #include "window.h"
+#include "menu.h"
+#include "bg.h"
+#include "main.h"
+#include "palette.h"
+#include "overworld.h"
+#include "field_screen.h"
+#include "field_weather.h"
+#include "script.h"
+#include "international_string_util.h"
+#include "walda_phrase.h"
+#include "sound.h"
+#include "gpu_regs.h"
+#include "constants/songs.h"
 
 IWRAM_DATA u8 gUnknown_03000F78[0x188];
 
-struct OptionAndDescription
+extern const u8 gText_PartyFull[];
-{
+extern const u8 gText_Box[];
-    const u8 *optionTxt;
+extern const u8 gText_JustOnePkmn[];
-    const u8 *descriptionTxt;
+
-};
+extern u8 gUnknown_02039D00;
+
+// This file's functions.
+void StorageSystemCreatePrimaryMenu(u8 whichMenu, s16 *windowIdPtr);
+void sub_80C7D74(u8);
+u8 sub_80CAEA0(void);
+void SetBoxWallpaper(u8 boxId, u8 wallpaperId);
+void SetCurrentBox(u8 boxId);
+void ClearMonInBox(u8 boxId, u8 boxPos);
+void ResetWaldaWallpaper(void);
+void sub_80C7958(u8 curBox);
+void sub_80C7B14(void);
+void sub_80C7BB4(void);
+void sub_80CA028(void);
+void sub_80C7B80(void);
+void sub_80D2AA4(void);
+void sub_80C7BE4(void);
+void sub_80CAA14(void);
+void sub_80C7CF4(struct Sprite *sprite);
+struct Sprite *sub_80CD2E8(u16 x, u16 y, u8 animId, u8 priority, u8 subpriority);
 
 // const rom data
-const struct OptionAndDescription gUnknown_085716C0[] =
+const struct PSS_MenuStringPtrs gUnknown_085716C0[] =
 {
     {gText_WithdrawPokemon, gText_WithdrawMonDescription},
     {gText_DepositPokemon, gText_DepositMonDescription},
@@ -74,6 +106,10 @@ static const union AffineAnimCmd *const sSpriteAffineAnimTable_8571730[] =
 const u8 gUnknown_08571734[] = {4, 0xF, 0xE};
 const u8 gUnknown_08571737[] = _("/30");
 
+const u16 gBoxSelectionPopupPalette[] = INCBIN_U16("graphics/unknown/unknown_57173C.gbapal");
+const u8 gBoxSelectionPopupCenterTiles[] = INCBIN_U8("graphics/pokemon_storage/box_selection_popup_center.4bpp");
+const u8 gBoxSelectionPopupSidesTiles[] = INCBIN_U8("graphics/pokemon_storage/box_selection_popup_sides.4bpp");
+
 // code
 u8 CountMonsInBox(u8 boxId)
 {
@@ -166,24 +202,473 @@ static u8 *StringCopyAndFillWithSpaces(u8 *dst, const u8 *src, u16 n)
     return str;
 }
 
-/* can't match
+static void sub_80C7128(u16 *dest, u16 dest_left, u16 dest_top, const u16 *src, u16 src_left, u16 src_top, u16 dest_width, u16 dest_height, u16 src_width)
-static void sub_80C7128(u16 *dst, u16 dstToAdd, u16 dstToMul, const u16 *src, u16 srcToAdd, u16 srcToMul, u32 size, u16 count, u16 srcBy)
 {
     u16 i;
 
-    size <<= 0x11;
+    dest_width *= 2;
-    dst += (dstToMul * 32) + dstToAdd;
+    dest += dest_top * 0x20 + dest_left;
-    src += (srcToMul * srcBy) + srcToAdd;
+    src += src_top * src_width + src_left;
-
+    for (i = 0; i < dest_height; i++)
-    i = 0;
-    if (i < count)
     {
-        size >>= 1;
+        CpuCopy16(src, dest, dest_width);
-        for (i = 0; i < count; i++)
+        dest += 0x20;
+        src += src_width;
+    }
+}
+
+#define MAX_DMA_BLOCK_SIZE 0x1000
+#define Dma3FillLarge_(value, dest, size, bit)             \
+{                                                          \
+    void *_dest = dest;                                    \
+    u32 _size = size;                                      \
+    while (1)                                              \
+    {                                                      \
+        if (_size <= MAX_DMA_BLOCK_SIZE)                   \
+        {                                                  \
+            DmaFill##bit(3, value, _dest, _size);          \
+            break;                                         \
+        }                                                  \
+        DmaFill##bit(3, value, _dest, MAX_DMA_BLOCK_SIZE); \
+        _dest += MAX_DMA_BLOCK_SIZE;                       \
+        _size -= MAX_DMA_BLOCK_SIZE;                       \
+    }                                                      \
+}
+
+#define Dma3FillLarge16_(value, dest, size) Dma3FillLarge_(value, dest, size, 16)
+#define Dma3FillLarge32_(value, dest, size) Dma3FillLarge_(value, dest, size, 32)
+
+void sub_80C71A4(u16 *dest, u16 dest_left, u16 dest_top, u16 width, u16 height)
+{
+    u16 i;
+
+    dest += dest_top * 0x20 + dest_left;
+    width *= 2;
+    for (i = 0; i < height; dest += 0x20, i++)
+        Dma3FillLarge16_(0, dest, width);
+}
+
+void Task_PokemonStorageSystem(u8 taskId)
+{
+    struct Task *task = gTasks + taskId;
+    switch (task->data[0])
+    {
+    case 0:
+        StorageSystemCreatePrimaryMenu(task->data[1], &task->data[15]);
+        sub_81973A4();
+        NewMenuHelpers_DrawDialogueFrame(0, 0);
+        FillWindowPixelBuffer(0, 0x11);
+        AddTextPrinterParameterized(0, 1, gUnknown_085716C0[task->data[1]].desc, TEXT_SPEED_FF, NULL, 2, 1, 3);
+        CopyWindowToVram(0, 3);
+        CopyWindowToVram(task->data[15], 3);
+        task->data[0]++;
+        break;
+    case 1:
+        if (IsWeatherNotFadingIn())
         {
-            CpuSet(src, dst, size >> 0x10);
+            task->data[0]++;
-            dst += 0x20;
+        }
-            src += srcBy;
+        break;
+    case 2:
+        task->data[2] = ProcessMenuInput();
+        switch(task->data[2])
+        {
+        case -2:
+            task->data[3] = task->data[1];
+            if (gMain.newKeys & DPAD_UP && --task->data[3] < 0)
+                task->data[3] = 4;
+
+            if (gMain.newKeys & DPAD_DOWN && ++task->data[3] > 4)
+                task->data[3] = 0;
+            if (task->data[1] != task->data[3])
+            {
+                task->data[1] = task->data[3];
+                FillWindowPixelBuffer(0, 0x11);
+                AddTextPrinterParameterized(0, 1, gUnknown_085716C0[task->data[1]].desc, 0, NULL, 2, 1, 3);
+            }
+            break;
+        case -1:
+        case  4:
+            sub_819746C(task->data[15], TRUE);
+            ScriptContext2_Disable();
+            EnableBothScriptContexts();
+            RemoveWindow(task->data[15]);
+            DestroyTask(taskId);
+            break;
+        default:
+            if (task->data[2] == 0 && CountPartyMons() == PARTY_SIZE)
+            {
+                FillWindowPixelBuffer(0, 0x11);
+                AddTextPrinterParameterized(0, 1, gText_PartyFull, 0, NULL, 2, 1, 3);
+                task->data[0] = 3;
+            }
+            else if (task->data[2] == 1 && CountPartyMons() == 1)
+            {
+                FillWindowPixelBuffer(0, 0x11);
+                AddTextPrinterParameterized(0, 1, gText_JustOnePkmn, 0, NULL, 2, 1, 3);
+                task->data[0] = 3;
+            }
+            else
+            {
+                FadeScreen(1, 0);
+                task->data[0] = 4;
+            }
+            break;
+        }
+        break;
+    case 3:
+        if (gMain.newKeys & (A_BUTTON | B_BUTTON))
+        {
+            FillWindowPixelBuffer(0, 0x11);
+            AddTextPrinterParameterized(0, 1, gUnknown_085716C0[task->data[1]].desc, 0, NULL, 2, 1, 3);
+            task->data[0] = 2;
+        }
+        else if (gMain.newKeys & DPAD_UP)
+        {
+            if (--task->data[1] < 0)
+                task->data[1] = 4;
+            MoveMenuCursor(-1);
+            task->data[1] = GetMenuCursorPos();
+            FillWindowPixelBuffer(0, 0x11);
+            AddTextPrinterParameterized(0, 1, gUnknown_085716C0[task->data[1]].desc, 0, NULL, 2, 1, 3);
+            task->data[0] = 2;
+        }
+        else if (gMain.newKeys & DPAD_DOWN)
+        {
+            if (++task->data[1] > 3)
+                task->data[1] = 0;
+            MoveMenuCursor(1);
+            task->data[1] = GetMenuCursorPos();
+            FillWindowPixelBuffer(0, 0x11);
+            AddTextPrinterParameterized(0, 1, gUnknown_085716C0[task->data[1]].desc, 0, NULL, 2, 1, 3);
+            task->data[0] = 2;
+        }
+        break;
+    case 4:
+        if (!gPaletteFade.active)
+        {
+            overworld_free_bg_tilemaps();
+            sub_80C7D74(task->data[2]);
+            RemoveWindow(task->data[15]);
+            DestroyTask(taskId);
+        }
+        break;
+    }
+}
+
+void ShowPokemonStorageSystem(void)
+{
+    u8 taskId = CreateTask(Task_PokemonStorageSystem, 80);
+    gTasks[taskId].data[0] = 0;
+    gTasks[taskId].data[1] = 0;
+    ScriptContext2_Enable();
+}
+
+void mapldr_0808C6D8(void)
+{
+    u8 taskId;
+    MainCallback vblankCb = gMain.vblankCallback;
+
+    SetVBlankCallback(NULL);
+    taskId = CreateTask(Task_PokemonStorageSystem, 80);
+    gTasks[taskId].data[0] = 0;
+    gTasks[taskId].data[1] = gUnknown_02039D00;
+    Task_PokemonStorageSystem(taskId);
+    SetVBlankCallback(vblankCb);
+    pal_fill_black();
+}
+
+void StorageSystemCreatePrimaryMenu(u8 whichMenu, s16 *windowIdPtr)
+{
+    s16 windowId;
+    struct WindowTemplate winTemplate = gUnknown_085716E8;
+    winTemplate.width = GetMaxWidthInMenuTable((void *)gUnknown_085716C0, ARRAY_COUNT(gUnknown_085716C0));
+    windowId = AddWindow(&winTemplate);
+
+    NewMenuHelpers_DrawStdWindowFrame(windowId, FALSE);
+    PrintMenuTable(windowId, ARRAY_COUNT(gUnknown_085716C0), (void *)gUnknown_085716C0);
+    InitMenuInUpperLeftCornerPlaySoundWhenAPressed(windowId, ARRAY_COUNT(gUnknown_085716C0), whichMenu);
+    *windowIdPtr = windowId;
+}
+
+void sub_80C7678(void)
+{
+    gUnknown_02039D00 = sub_80CAEA0();
+    gFieldCallback = mapldr_0808C6D8;
+    SetMainCallback2(CB2_ReturnToField);
+}
+
+s16 StorageSystemGetNextMonIndex(struct BoxPokemon *box, s8 startIdx, u8 stopIdx, u8 mode)
+{
+    s16 i;
+    s16 direction;
+    if (mode == 0 || mode == 1)
+    {
+        direction = 1;
+    }
+    else
+    {
+        direction = -1;
+    }
+    if (mode == 1 || mode == 3)
+    {
+        for (i = startIdx + direction; i >= 0 && i <= stopIdx; i += direction)
+        {
+            if (GetBoxMonData(box + i, MON_DATA_SPECIES) != 0)
+                return i;
         }
     }
-}*/
+    else
+    {
+        for (i = startIdx + direction; i >= 0 && i <= stopIdx; i += direction)
+        {
+            if (GetBoxMonData(box + i, MON_DATA_SPECIES) != 0 && !GetBoxMonData(box + i, MON_DATA_IS_EGG))
+                return i;
+        }
+    }
+    return -1;
+}
+
+void ResetPokemonStorageSystem(void)
+{
+    u16 boxId;
+    u16 boxMon;
+
+    SetCurrentBox(0);
+    for (boxId = 0; boxId < TOTAL_BOXES_COUNT; boxId++)
+    {
+        for (boxMon = 0; boxMon < IN_BOX_COUNT; boxMon++)
+            ClearMonInBox(boxId, boxMon);
+    }
+    for (boxId = 0; boxId < TOTAL_BOXES_COUNT; boxId++)
+    {
+        u8 *dest = StringCopy(GetBoxNamePtr(boxId), gText_Box);
+        ConvertIntToDecimalStringN(dest, boxId + 1, STR_CONV_MODE_LEFT_ALIGN, 2);
+    }
+    for (boxId = 0; boxId < TOTAL_BOXES_COUNT; boxId++)
+    {
+        SetBoxWallpaper(boxId, boxId % 4);
+    }
+    ResetWaldaWallpaper();
+}
+
+void sub_80C77E8(struct UnkPSSStruct_2002370 *a0, u16 tileTag, u16 palTag, u8 a3, bool32 loadPal)
+{
+    struct SpritePalette palette =
+    {
+        gBoxSelectionPopupPalette, palTag
+    };
+    struct SpriteSheet sheets[] =
+    {
+        {gBoxSelectionPopupCenterTiles, 0x800, tileTag},
+        {gBoxSelectionPopupSidesTiles,  0x180, tileTag + 1},
+        {}
+    };
+
+    if (loadPal)
+        LoadSpritePalette(&palette);
+
+    LoadSpriteSheets(sheets);
+    gUnknown_02039D04 = a0;
+    a0->unk_0240 = tileTag;
+    a0->unk_0242 = palTag;
+    a0->unk_0246 = a3;
+    a0->unk_023c = loadPal;
+}
+
+void sub_80C7890(void)
+{
+    if (gUnknown_02039D04->unk_023c)
+        FreeSpritePaletteByTag(gUnknown_02039D04->unk_0242);
+    FreeSpriteTilesByTag(gUnknown_02039D04->unk_0240);
+    FreeSpriteTilesByTag(gUnknown_02039D04->unk_0240 + 1);
+}
+
+void sub_80C78D4(u8 curBox)
+{
+    sub_80C7958(curBox);
+}
+
+void sub_80C78E4(void)
+{
+    sub_80C7B14();
+}
+
+u8 sub_80C78F0(void)
+{
+    if (gMain.newKeys & B_BUTTON)
+    {
+        PlaySE(SE_SELECT);
+        return 201;
+    }
+    if (gMain.newKeys & A_BUTTON)
+    {
+        PlaySE(SE_SELECT);
+        return gUnknown_02039D04->curBox;
+    }
+    if (gMain.newKeys & DPAD_LEFT)
+    {
+        PlaySE(SE_SELECT);
+        sub_80C7BB4();
+    }
+    else if (gMain.newKeys & DPAD_RIGHT)
+    {
+        PlaySE(SE_SELECT);
+        sub_80C7B80();
+    }
+    return 200;
+}
+
+void sub_80C7958(u8 curBox)
+{
+    u16 i;
+    u8 spriteId;
+    struct SpriteTemplate template;
+    struct OamData oamData = {};
+    oamData.size = 3;
+    oamData.paletteNum = 1;
+    template = (struct SpriteTemplate){
+        0, 0, &oamData, gDummySpriteAnimTable, NULL, gDummySpriteAffineAnimTable, SpriteCallbackDummy
+    };
+
+    gUnknown_02039D04->curBox = curBox;
+    template.tileTag = gUnknown_02039D04->unk_0240;
+    template.paletteTag = gUnknown_02039D04->unk_0242;
+
+    spriteId = CreateSprite(&template, 0xA0, 0x60, 0);
+    gUnknown_02039D04->unk_0000 = gSprites + spriteId;
+
+    oamData.shape = ST_OAM_V_RECTANGLE;
+    oamData.size = 1;
+    template.tileTag = gUnknown_02039D04->unk_0240 + 1;
+    template.anims = sSpriteAnimTable_8571710;
+    for (i = 0; i < 4; i++)
+    {
+        u16 r5;
+        spriteId = CreateSprite(&template, 0x7c, 0x50, gUnknown_02039D04->unk_0246);
+        gUnknown_02039D04->unk_0004[i] = gSprites + spriteId;
+        r5 = 0;
+        if (i & 2)
+        {
+            gUnknown_02039D04->unk_0004[i]->pos1.x = 0xc4;
+            r5 = 2;
+        }
+        if (i & 1)
+        {
+            gUnknown_02039D04->unk_0004[i]->pos1.y = 0x70;
+            gUnknown_02039D04->unk_0004[i]->oam.size = 0;
+            r5++;
+        }
+        StartSpriteAnim(gUnknown_02039D04->unk_0004[i], r5);
+    }
+    for (i = 0; i < 2; i++)
+    {
+        gUnknown_02039D04->unk_0020[i] = sub_80CD2E8(72 * i + 0x7c, 0x58, i, 0, gUnknown_02039D04->unk_0246);
+        if (gUnknown_02039D04->unk_0020[i])
+        {
+            gUnknown_02039D04->unk_0020[i]->data[0] = (i == 0 ? -1 : 1);
+            gUnknown_02039D04->unk_0020[i]->callback = sub_80C7CF4;
+        }
+    }
+    sub_80C7BE4();
+}
+
+void sub_80C7B14(void)
+{
+    u16 i;
+    if (gUnknown_02039D04->unk_0000)
+    {
+        DestroySprite(gUnknown_02039D04->unk_0000);
+        gUnknown_02039D04->unk_0000 = NULL;
+    }
+    for (i = 0; i < 4; i++)
+    {
+        if (gUnknown_02039D04->unk_0004[i])
+        {
+            DestroySprite(gUnknown_02039D04->unk_0004[i]);
+            gUnknown_02039D04->unk_0004[i] = NULL;
+        }
+    }
+    for (i = 0; i < 2; i++)
+    {
+        if (gUnknown_02039D04->unk_0020[i])
+            DestroySprite(gUnknown_02039D04->unk_0020[i]);
+    }
+}
+
+void sub_80C7B80(void)
+{
+    if (++gUnknown_02039D04->curBox >= TOTAL_BOXES_COUNT)
+        gUnknown_02039D04->curBox = 0;
+    sub_80C7BE4();
+}
+
+void sub_80C7BB4(void)
+{
+    gUnknown_02039D04->curBox = (gUnknown_02039D04->curBox == 0 ? TOTAL_BOXES_COUNT - 1 : gUnknown_02039D04->curBox - 1);
+    sub_80C7BE4();
+}
+
+void sub_80C7BE4(void)
+{
+    u8 text[16];
+    struct WindowTemplate winTemplate;
+    u8 windowId;
+    u8 *boxName = GetBoxNamePtr(gUnknown_02039D04->curBox);
+    u8 nPokemonInBox = CountMonsInBox(gUnknown_02039D04->curBox);
+    u32 winTileData;
+    s32 center;
+
+    memset(&winTemplate, 0, sizeof(winTemplate));
+    winTemplate.width = 8;
+    winTemplate.height = 4;
+
+    windowId = AddWindow(&winTemplate);
+    FillWindowPixelBuffer(windowId, 0x44);
+
+    center = GetStringCenterAlignXOffset(1, boxName, 0x40);
+    box_print(windowId, 1, center, 1, gUnknown_08571734, TEXT_SPEED_FF, boxName);
+
+    ConvertIntToDecimalStringN(text, nPokemonInBox, 1, 2);
+    StringAppend(text, gUnknown_08571737);
+    center = GetStringCenterAlignXOffset(1, text, 0x40);
+    box_print(windowId, 1, center, 0x11, gUnknown_08571734, TEXT_SPEED_FF, text);
+
+    winTileData = GetWindowAttribute(windowId, WINDOW_TILE_DATA);
+    CpuCopy32((void *)winTileData, (void *)OBJ_VRAM0 + 0x100 + (GetSpriteTileStartByTag(gUnknown_02039D04->unk_0240) * 32), 0x400);
+
+    RemoveWindow(windowId);
+}
+
+void sub_80C7CF4(struct Sprite *sprite)
+{
+    if (++sprite->data[1] > 3)
+    {
+        sprite->data[1] = 0;
+        sprite->pos2.x += sprite->data[0];
+        if (++sprite->data[2] > 5)
+        {
+            sprite->data[2] = 0;
+            sprite->pos2.x = 0;
+        }
+    }
+}
+
+void sub_80C7D28(void)
+{
+    LoadOam();
+    ProcessSpriteCopyRequests();
+    sub_80D2AA4();
+    TransferPlttBuffer();
+    SetGpuReg(REG_OFFSET_BG2HOFS, gUnknown_02039D08->bg2_X);
+}
+
+void c2_Box(void)
+{
+    RunTasks();
+    do_scheduled_bg_tilemap_copies_to_vram();
+    sub_80CA028();
+    sub_80CAA14();
+    AnimateSprites();
+    BuildOamBuffer();
+}