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#include "global.h"
#include "asm.h"
#include "main.h"
#include "menu.h"
#include "palette.h"
#include "sprite.h"
#include "text.h"
extern void sub_80FA8EC(u32, u8);
extern void sub_80FAB10(void);
extern u8 sub_80FAB60(void);
extern void sub_80FBCF0(u32, u8);
extern void sub_80FBB3C(u16, u16);
struct RegionMapStruct
{
u8 str[0x16];
u8 unk16;
u8 filler[0x869];
};
struct UnkStruct
{
MainCallback callback;
u8 filler[4];
struct RegionMapStruct unk8;
u16 unk888;
};
extern struct UnkStruct unk_2000000;
extern u8 gOtherText_Hoenn[];
void CB2_FieldInitRegionMap(void);
void CB2_FieldRegionMap(void);
void VBlankCB_FieldRegionMap(void);
void sub_813EFDC(void);
void sub_813F0C8(void);
void FieldInitRegionMap(MainCallback callback)
{
SetVBlankCallback(NULL);
unk_2000000.unk888 = 0;
unk_2000000.callback = callback;
SetMainCallback2(CB2_FieldInitRegionMap);
}
void CB2_FieldInitRegionMap(void)
{
REG_DISPCNT = 0;
REG_BG0HOFS = 0;
REG_BG0VOFS = 0;
REG_BG1HOFS = 0;
REG_BG1VOFS = 0;
REG_BG2HOFS = 0;
REG_BG2VOFS = 0;
REG_BG3HOFS = 0;
REG_BG3VOFS = 0;
ResetSpriteData();
FreeAllSpritePalettes();
sub_80FA8EC((u32)&unk_2000000.unk8, 0);
sub_80FBCF0(0, 0);
sub_80FBB3C(1, 1);
SetUpWindowConfig(&gWindowConfig_81E709C);
InitMenuWindow(&gWindowConfig_81E709C);
MenuZeroFillScreen();
REG_BG0CNT = 7936;
MenuDrawTextWindow(21, 0, 29, 3);
sub_8072BD8(gOtherText_Hoenn, 0x16, 1, 0x38);
MenuDrawTextWindow(16, 16, 29, 19);
sub_813F0C8();
SetMainCallback2(CB2_FieldRegionMap);
SetVBlankCallback(VBlankCB_FieldRegionMap);
BeginNormalPaletteFade(0xFFFFFFFF, 0, 0x10, 0, 0);
}
void VBlankCB_FieldRegionMap(void)
{
LoadOam();
ProcessSpriteCopyRequests();
TransferPlttBuffer();
}
void CB2_FieldRegionMap(void)
{
sub_813EFDC();
AnimateSprites();
BuildOamBuffer();
UpdatePaletteFade();
}
void sub_813EFDC(void)
{
switch (unk_2000000.unk888)
{
case 0:
REG_DISPCNT = 5441;
unk_2000000.unk888++;
break;
case 1:
if (!gPaletteFade.active)
unk_2000000.unk888++;
break;
case 2:
switch (sub_80FAB60())
{
case 3:
sub_813F0C8();
break;
case 4:
case 5:
unk_2000000.unk888++;
}
break;
case 3:
BeginNormalPaletteFade(0xFFFFFFFF, 0, 0, 0x10, 0);
unk_2000000.unk888++;
break;
case 4:
if (!gPaletteFade.active)
{
sub_80FAB10();
SetMainCallback2(unk_2000000.callback);
}
break;
}
}
void sub_813F0C8(void)
{
MenuFillWindowRectWithBlankTile(17, 17, 28, 18);
if (unk_2000000.unk8.unk16)
MenuPrint(unk_2000000.unk8.str, 17, 17);
}
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