mirror of
https://github.com/Ninjdai1/pokeemerald.git
synced 2024-11-18 12:37:38 +01:00
368 lines
9.6 KiB
C
368 lines
9.6 KiB
C
#include "global.h"
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#include "constants/songs.h"
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#include "braille_puzzles.h"
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#include "event_data.h"
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#include "event_scripts.h"
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#include "field_effect.h"
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#include "gpu_regs.h"
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#include "gba/io_reg.h"
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#include "main.h"
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#include "palette.h"
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#include "party_menu.h"
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#include "overworld.h"
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#include "rom6.h"
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#include "script.h"
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#include "sound.h"
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#include "sprite.h"
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#include "task.h"
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// structures
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struct FlashStruct
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{
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u8 unk0;
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u8 unk1;
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bool8 unk2;
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bool8 unk3;
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void (*func)(void);
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};
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// static functions
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static void hm2_flash(void);
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static void sub_81371B4(void);
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static bool8 sub_8137304(void);
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static void sub_81373F0(void);
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static void sub_8137404(u8 taskId);
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static void sub_8137420(u8 taskId);
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static void sub_81374C4(u8 taskId);
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static void sub_813750C(u8 taskId);
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static void sub_8137574(u8 taskId);
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static void sub_81375A8(void);
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static void sub_81375BC(u8 taskId);
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static void sub_81375D8(u8 taskId);
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static void sub_8137678(u8 taskId);
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static void sub_81376DC(u8 taskId);
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// rodata
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static const struct FlashStruct gUnknown_085B27C8[] =
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{
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{1, 4, 1, 0, sub_81375A8},
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{2, 4, 1, 0, sub_81375A8},
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{3, 4, 1, 0, sub_81375A8},
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{5, 4, 1, 0, sub_81375A8},
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{6, 4, 1, 0, sub_81375A8},
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{7, 4, 1, 0, sub_81375A8},
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{8, 4, 1, 0, sub_81375A8},
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{9, 4, 1, 0, sub_81375A8},
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{4, 1, 0, 1, sub_81373F0},
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{4, 2, 0, 1, sub_81373F0},
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{4, 3, 0, 1, sub_81373F0},
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{4, 5, 0, 1, sub_81373F0},
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{4, 6, 0, 1, sub_81373F0},
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{4, 7, 0, 1, sub_81373F0},
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{4, 8, 0, 1, sub_81373F0},
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{4, 9, 0, 1, sub_81373F0},
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{0, 0, 0, 0, NULL},
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};
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static const u16 gCaveTransitionPalette_White[] = INCBIN_U16("graphics/misc/cave_transition_white.gbapal");
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static const u16 gCaveTransitionPalette_Black[] = INCBIN_U16("graphics/misc/cave_transition_black.gbapal");
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static const u16 gUnknown_085B2890[] = INCBIN_U16("graphics/misc/85B2890.gbapal");
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static const u16 gUnknown_085B28A0[] = INCBIN_U16("graphics/misc/85B28A0.gbapal");
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static const u16 gCaveTransitionTilemap[] = INCBIN_U16("graphics/misc/cave_transition_map.bin.lz");
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static const u8 gCaveTransitionTiles[] = INCBIN_U8("graphics/misc/cave_transition.4bpp.lz");
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// text
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bool8 SetUpFieldMove_Flash(void)
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{
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if(ShouldDoBrailleFlyEffect())
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{
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gSpecialVar_Result = GetCursorSelectionMonId();
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gUnknown_03005DB0 = FieldCallback_Teleport;
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gUnknown_0203CEEC = sub_8179918;
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return TRUE;
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}
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else if (gMapHeader.cave == TRUE && !FlagGet(FLAG_SYS_USE_FLASH))
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{
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gUnknown_03005DB0 = FieldCallback_Teleport;
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gUnknown_0203CEEC = hm2_flash;
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return TRUE;
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}
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return FALSE;
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}
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static void hm2_flash(void)
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{
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u8 taskId = oei_task_add();
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gFieldEffectArguments[0] = GetCursorSelectionMonId();
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gTasks[taskId].data[8] = (uintptr_t)sub_81371B4 >> 16;
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gTasks[taskId].data[9] = (uintptr_t)sub_81371B4;
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}
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static void sub_81371B4(void)
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{
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PlaySE(SE_W115);
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FlagSet(FLAG_SYS_USE_FLASH);
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ScriptContext1_SetupScript(EventScript_2926F8);
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}
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static void sub_81371D4(void)
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{
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RunTasks();
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AnimateSprites();
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BuildOamBuffer();
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UpdatePaletteFade();
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}
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static void sub_81371EC(void)
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{
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LoadOam();
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ProcessSpriteCopyRequests();
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TransferPlttBuffer();
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}
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void c2_change_map(void)
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{
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u16 ime;
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SetVBlankCallback(NULL);
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SetGpuReg(REG_OFFSET_DISPCNT, 0);
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SetGpuReg(REG_OFFSET_BG2CNT, 0);
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SetGpuReg(REG_OFFSET_BG1CNT, 0);
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SetGpuReg(REG_OFFSET_BG0CNT, 0);
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SetGpuReg(REG_OFFSET_BG2HOFS, 0);
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SetGpuReg(REG_OFFSET_BG2VOFS, 0);
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SetGpuReg(REG_OFFSET_BG1HOFS, 0);
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SetGpuReg(REG_OFFSET_BG1VOFS, 0);
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SetGpuReg(REG_OFFSET_BG0HOFS, 0);
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SetGpuReg(REG_OFFSET_BG0VOFS, 0);
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DmaFill16(3, 0, (void *)VRAM, VRAM_SIZE);
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DmaFill32(3, 0, (void *)OAM, OAM_SIZE);
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DmaFill16(3, 0, (void *)(PLTT + 2), PLTT_SIZE - 2);
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ResetPaletteFade();
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ResetTasks();
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ResetSpriteData();
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ime = REG_IME;
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REG_IME = 0;
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REG_IE |= INTR_FLAG_VBLANK;
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REG_IME = ime;
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SetVBlankCallback(sub_81371EC);
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SetMainCallback2(sub_81371D4);
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if (!sub_8137304())
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SetMainCallback2(gMain.savedCallback);
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}
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static bool8 sub_8137304(void)
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{
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u8 i;
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u8 v0 = get_map_light_from_warp0();
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u8 v1 = Overworld_GetMapTypeOfSaveblockLocation();
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for (i = 0; gUnknown_085B27C8[i].unk0; i++)
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{
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if (gUnknown_085B27C8[i].unk0 == v0 && gUnknown_085B27C8[i].unk1 == v1)
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{
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gUnknown_085B27C8[i].func();
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return TRUE;
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}
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}
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return FALSE;
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}
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bool8 sub_8137360(u8 a1, u8 a2)
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{
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u8 i;
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u8 v0 = a1;
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u8 v1 = a2;
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for (i = 0; gUnknown_085B27C8[i].unk0; i++)
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{
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if (gUnknown_085B27C8[i].unk0 == v0 && gUnknown_085B27C8[i].unk1 == v1)
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{
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return gUnknown_085B27C8[i].unk2;
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}
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}
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return FALSE;
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}
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bool8 fade_type_for_given_maplight_pair(u8 a1, u8 a2)
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{
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u8 i;
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u8 v0 = a1;
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u8 v1 = a2;
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for (i = 0; gUnknown_085B27C8[i].unk0; i++)
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{
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if (gUnknown_085B27C8[i].unk0 == v0 && gUnknown_085B27C8[i].unk1 == v1)
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{
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return gUnknown_085B27C8[i].unk3;
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}
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}
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return FALSE;
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}
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static void sub_81373F0(void)
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{
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CreateTask(sub_8137404, 0);
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}
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static void sub_8137404(u8 taskId)
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{
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gTasks[taskId].func = sub_8137420;
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}
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static void sub_8137420(u8 taskId)
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{
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SetGpuReg(REG_OFFSET_DISPCNT, 0);
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LZ77UnCompVram(gCaveTransitionTiles, (void *)0x600C000);
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LZ77UnCompVram(gCaveTransitionTilemap, (void *)0x600F800);
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LoadPalette(gCaveTransitionPalette_White, 0xE0, 0x20);
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LoadPalette(gUnknown_085B28A0, 0xE0, 0x10);
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SetGpuReg(REG_OFFSET_BLDCNT, BLDCNT_TGT1_BG0
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| BLDCNT_EFFECT_BLEND
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| BLDCNT_TGT2_BG1
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| BLDCNT_TGT2_BG2
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| BLDCNT_TGT2_BG3
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| BLDCNT_TGT2_OBJ
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| BLDCNT_TGT2_BD);
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SetGpuReg(REG_OFFSET_BLDALPHA, 0);
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SetGpuReg(REG_OFFSET_BLDY, 0);
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SetGpuReg(REG_OFFSET_BG0CNT, BGCNT_PRIORITY(0)
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| BGCNT_CHARBASE(3)
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| BGCNT_SCREENBASE(31)
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| BGCNT_16COLOR
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| BGCNT_TXT256x256);
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SetGpuReg(REG_OFFSET_DISPCNT, DISPCNT_MODE_0
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| DISPCNT_OBJ_1D_MAP
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| DISPCNT_BG0_ON
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| DISPCNT_OBJ_ON);
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gTasks[taskId].func = sub_81374C4;
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gTasks[taskId].data[0] = 16;
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gTasks[taskId].data[1] = 0;
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}
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static void sub_81374C4(u8 taskId)
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{
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u16 count = gTasks[taskId].data[1];
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u16 blend = count + 0x1000;
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SetGpuReg(REG_OFFSET_BLDALPHA, blend);
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if (count <= 0x10)
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{
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gTasks[taskId].data[1]++;
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}
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else
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{
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gTasks[taskId].data[2] = 0;
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gTasks[taskId].func = sub_813750C;
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}
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}
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static void sub_813750C(u8 taskId)
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{
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u16 count;
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SetGpuReg(REG_OFFSET_BLDALPHA, BLDALPHA_BLEND(16, 16));
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count = gTasks[taskId].data[2];
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if (count < 8)
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{
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gTasks[taskId].data[2]++;
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LoadPalette(&gUnknown_085B28A0[count], 0xE0, 16 - 2 * count);
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}
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else
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{
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LoadPalette(gCaveTransitionPalette_White, 0, 0x20);
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gTasks[taskId].func = sub_8137574;
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gTasks[taskId].data[2] = 8;
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}
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}
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static void sub_8137574(u8 taskId)
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{
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if (gTasks[taskId].data[2])
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gTasks[taskId].data[2]--;
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else
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SetMainCallback2(gMain.savedCallback);
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}
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static void sub_81375A8(void)
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{
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CreateTask(sub_81375BC, 0);
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}
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static void sub_81375BC(u8 taskId)
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{
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gTasks[taskId].func = sub_81375D8;
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}
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static void sub_81375D8(u8 taskId)
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{
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SetGpuReg(REG_OFFSET_DISPCNT, 0);
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LZ77UnCompVram(gCaveTransitionTiles, (void *)0x600C000);
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LZ77UnCompVram(gCaveTransitionTilemap, (void *)0x600F800);
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SetGpuReg(REG_OFFSET_BLDCNT, 0);
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SetGpuReg(REG_OFFSET_BLDALPHA, 0);
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SetGpuReg(REG_OFFSET_BLDY, 0);
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SetGpuReg(REG_OFFSET_BG0CNT, BGCNT_PRIORITY(0)
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| BGCNT_CHARBASE(3)
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| BGCNT_SCREENBASE(31)
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| BGCNT_16COLOR
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| BGCNT_TXT256x256);
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SetGpuReg(REG_OFFSET_DISPCNT, DISPCNT_MODE_0
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| DISPCNT_OBJ_1D_MAP
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| DISPCNT_BG0_ON
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| DISPCNT_OBJ_ON);
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LoadPalette(gCaveTransitionPalette_White, 0xE0, 0x20);
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LoadPalette(gCaveTransitionPalette_Black, 0, 0x20);
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gTasks[taskId].func = sub_8137678;
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gTasks[taskId].data[0] = 16;
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gTasks[taskId].data[1] = 0;
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gTasks[taskId].data[2] = 0;
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}
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static void sub_8137678(u8 taskId)
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{
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u16 count = gTasks[taskId].data[2];
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if (count < 16)
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{
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gTasks[taskId].data[2]++;
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gTasks[taskId].data[2]++;
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LoadPalette(&gUnknown_085B2890[15 - count], 0xE0, 2 * (count + 1));
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}
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else
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{
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SetGpuReg(REG_OFFSET_BLDALPHA, BLDALPHA_BLEND(16, 16));
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SetGpuReg(REG_OFFSET_BLDCNT, BLDCNT_TGT1_BG0
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| BLDCNT_EFFECT_BLEND
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| BLDCNT_TGT2_BG1
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| BLDCNT_TGT2_BG2
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| BLDCNT_TGT2_BG3
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| BLDCNT_TGT2_OBJ
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| BLDCNT_TGT2_BD);
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gTasks[taskId].func = sub_81376DC;
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}
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}
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static void sub_81376DC(u8 taskId)
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{
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u16 count = 16 - gTasks[taskId].data[1];
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u16 blend = count + 0x1000;
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SetGpuReg(REG_OFFSET_BLDALPHA, blend);
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if (count)
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{
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gTasks[taskId].data[1]++;
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}
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else
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{
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LoadPalette(gCaveTransitionPalette_Black, 0, 0x20);
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SetMainCallback2(gMain.savedCallback);
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}
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}
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