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#include "global.h"
#include "constants/flags.h"
#include "constants/songs.h"
#include "bg.h"
#include "event_data.h"
#include "field_camera.h"
#include "field_map_obj.h"
#include "fieldmap.h"
#include "fldeff_groundshake.h"
#include "global.fieldmap.h"
#include "gpu_regs.h"
#include "malloc.h"
#include "random.h"
#include "script.h"
#include "sound.h"
#include "sprite.h"
#include "task.h"
#include "window.h"
//struct StructUnknown_0203CF14
struct Struct8617DA4 {
u8 x;
u8 y;
u16 tileId;
};
extern const struct Struct8617DA4 gUnknown_08617DA4[];
extern const u8 gUnknown_08617274[]; //mirage tower
extern const u8 gUnknown_08617B94[]; //mirage tower tilemap
extern void * gUnknown_0203CF04;
extern void * gUnknown_0203CF08;
extern u16 (*gUnknown_0203CF14)[2];
/*static*/ void sub_81BED50(u8 taskId);
/*static*/ void sub_81BEBF4(u8 taskId);
/*static*/ void sub_81BF028(u8 taskId);
void sub_81BEB24(void)
{
u8 count;
for(count = 0; count <= 0x11; count++)
MapGridSetMetatileIdAt(gUnknown_08617DA4[count].x + 7, gUnknown_08617DA4[count].y + 7, gUnknown_08617DA4[count].tileId);
DrawWholeMapView();
}
void sub_81BEB54(void)
{
CreateTask(sub_81BED50, 0x9);
}
void sub_81BEB68(void)
{
CreateTask(sub_81BEBF4, 0x9);
}
void sub_81BEB7C(void)
{
CreateTask(sub_81BF028, 0x9);
}
void sub_81BEB90(void)
{
SetGpuReg(REG_OFFSET_BG0HOFS, (*gUnknown_0203CF14)[0]);
SetGpuReg(REG_OFFSET_BG0VOFS, (*gUnknown_0203CF14)[1]);
}
void sub_81BEBB4(u8 taskId)
{
if(!(gTasks[taskId].data[0]))
{
(*gUnknown_0203CF14)[0] = -(*gUnknown_0203CF14)[0];
gTasks[taskId].data[0] = 2;
sub_81BEB90();
}
else
gTasks[taskId].data[0]--;
}
void sub_81BEBF4(u8 taskId)
{
u8 zero;
switch(gTasks[taskId].data[0])
{
case 0:
FreeAllWindowBuffers();
SetBgAttribute(0, BG_CTRL_ATTR_MOSAIC, 2);
gTasks[taskId].data[0]++;
break;
case 1:
gUnknown_0203CF04 = (u8 **) AllocZeroed(0x920);
gUnknown_0203CF08 = (u8 **) AllocZeroed(0x800);
ChangeBgX(0, 0, 0);
ChangeBgY(0, 0, 0);
gTasks[taskId].data[0]++;
break;
case 2:
CpuSet(gUnknown_08617274, gUnknown_0203CF04, 0x490);
LoadBgTiles(0, gUnknown_0203CF04, 0x920, 0);
gTasks[taskId].data[0]++;
break;
case 3:
SetBgTilemapBuffer(0, gUnknown_0203CF08);
CopyToBgTilemapBufferRect_ChangePalette(0, &gUnknown_08617B94, 12, 29, 6, 12, 17);
CopyBgTilemapBufferToVram(0);
gTasks[taskId].data[0]++;
break;
case 4:
ShowBg(0);
gTasks[taskId].data[0]++;
break;
case 5:
sub_81BEB24();
gTasks[taskId].data[0]++;
break;
case 6:
gUnknown_0203CF14 = (u16(*)[2]) Alloc(4);
zero = 0;
(*gUnknown_0203CF14)[0] = 2;
(*gUnknown_0203CF14)[1] = zero;
CreateTask(sub_81BEBB4, 0xA);
DestroyTask(taskId);
EnableBothScriptContexts();
break;
}
}
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