Decompile fldeff_flash

This commit is contained in:
KDSKardabox 2018-02-26 17:54:54 +05:30
parent 392b869fa3
commit 2d7d686cc1
3 changed files with 356 additions and 710 deletions

View File

@ -1,709 +0,0 @@
.include "asm/macros.inc"
.include "constants/constants.inc"
.syntax unified
.text
thumb_func_start SetUpFieldMove_Flash
SetUpFieldMove_Flash: @ 81370FC
push {r4,lr}
bl ShouldDoBrailleFlyEffect
lsls r0, 24
cmp r0, 0
beq _08137134
ldr r4, =gSpecialVar_Result
bl GetCursorSelectionMonId
lsls r0, 24
lsrs r0, 24
strh r0, [r4]
ldr r1, =gUnknown_03005DB0
ldr r0, =FieldCallback_Teleport
str r0, [r1]
ldr r1, =gUnknown_0203CEEC
ldr r0, =sub_8179918
b _08137152
.pool
_08137134:
ldr r0, =gMapHeader
ldrb r0, [r0, 0x15]
cmp r0, 0x1
bne _08137170
ldr r0, =0x00000888
bl FlagGet
lsls r0, 24
cmp r0, 0
bne _08137170
ldr r1, =gUnknown_03005DB0
ldr r0, =FieldCallback_Teleport
str r0, [r1]
ldr r1, =gUnknown_0203CEEC
ldr r0, =hm2_flash
_08137152:
str r0, [r1]
movs r0, 0x1
b _08137172
.pool
_08137170:
movs r0, 0
_08137172:
pop {r4}
pop {r1}
bx r1
thumb_func_end SetUpFieldMove_Flash
thumb_func_start hm2_flash
hm2_flash: @ 8137178
push {r4,lr}
bl oei_task_add
adds r4, r0, 0
lsls r4, 24
lsrs r4, 24
bl GetCursorSelectionMonId
ldr r1, =gFieldEffectArguments
lsls r0, 24
lsrs r0, 24
str r0, [r1]
ldr r1, =gTasks
lsls r0, r4, 2
adds r0, r4
lsls r0, 3
adds r0, r1
ldr r2, =sub_81371B4
lsrs r1, r2, 16
strh r1, [r0, 0x18]
strh r2, [r0, 0x1A]
pop {r4}
pop {r0}
bx r0
.pool
thumb_func_end hm2_flash
thumb_func_start sub_81371B4
sub_81371B4: @ 81371B4
push {lr}
movs r0, 0xCF
bl PlaySE
ldr r0, =0x00000888
bl FlagSet
ldr r0, =EventScript_2926F8
bl ScriptContext1_SetupScript
pop {r0}
bx r0
.pool
thumb_func_end sub_81371B4
thumb_func_start sub_81371D4
sub_81371D4: @ 81371D4
push {lr}
bl RunTasks
bl AnimateSprites
bl BuildOamBuffer
bl UpdatePaletteFade
pop {r0}
bx r0
thumb_func_end sub_81371D4
thumb_func_start sub_81371EC
sub_81371EC: @ 81371EC
push {lr}
bl LoadOam
bl ProcessSpriteCopyRequests
bl TransferPlttBuffer
pop {r0}
bx r0
thumb_func_end sub_81371EC
thumb_func_start c2_change_map
c2_change_map: @ 8137200
push {r4,lr}
sub sp, 0x8
movs r0, 0
bl SetVBlankCallback
movs r0, 0
movs r1, 0
bl SetGpuReg
movs r0, 0xC
movs r1, 0
bl SetGpuReg
movs r0, 0xA
movs r1, 0
bl SetGpuReg
movs r0, 0x8
movs r1, 0
bl SetGpuReg
movs r0, 0x18
movs r1, 0
bl SetGpuReg
movs r0, 0x1A
movs r1, 0
bl SetGpuReg
movs r0, 0x14
movs r1, 0
bl SetGpuReg
movs r0, 0x16
movs r1, 0
bl SetGpuReg
movs r0, 0x10
movs r1, 0
bl SetGpuReg
movs r0, 0x12
movs r1, 0
bl SetGpuReg
mov r1, sp
movs r0, 0
strh r0, [r1]
ldr r1, =0x040000d4
mov r0, sp
str r0, [r1]
movs r0, 0xC0
lsls r0, 19
str r0, [r1, 0x4]
ldr r0, =0x8100c000
str r0, [r1, 0x8]
ldr r0, [r1, 0x8]
movs r4, 0
str r4, [sp, 0x4]
add r0, sp, 0x4
str r0, [r1]
movs r0, 0xE0
lsls r0, 19
str r0, [r1, 0x4]
ldr r0, =0x85000100
str r0, [r1, 0x8]
ldr r0, [r1, 0x8]
mov r0, sp
strh r4, [r0]
str r0, [r1]
ldr r0, =0x05000002
str r0, [r1, 0x4]
ldr r0, =0x810001ff
str r0, [r1, 0x8]
ldr r0, [r1, 0x8]
bl ResetPaletteFade
bl ResetTasks
bl ResetSpriteData
ldr r3, =0x04000208
ldrh r2, [r3]
strh r4, [r3]
ldr r4, =0x04000200
ldrh r0, [r4]
movs r1, 0x1
orrs r0, r1
strh r0, [r4]
strh r2, [r3]
ldr r0, =sub_81371EC
bl SetVBlankCallback
ldr r0, =sub_81371D4
bl SetMainCallback2
bl sub_8137304
lsls r0, 24
cmp r0, 0
bne _081372D2
ldr r0, =gMain
ldr r0, [r0, 0x8]
bl SetMainCallback2
_081372D2:
add sp, 0x8
pop {r4}
pop {r0}
bx r0
.pool
thumb_func_end c2_change_map
thumb_func_start sub_8137304
sub_8137304: @ 8137304
push {r4-r7,lr}
bl get_map_light_from_warp0
lsls r0, 24
lsrs r6, r0, 24
bl Overworld_GetMapTypeOfSaveblockLocation
lsls r0, 24
lsrs r5, r0, 24
movs r3, 0
ldr r4, =gUnknown_085B27C8
ldrb r0, [r4]
cmp r0, 0
beq _08137358
adds r7, r4, 0
adds r0, r4, 0x4
mov r12, r0
_08137326:
lsls r2, r3, 3
adds r1, r2, r7
ldrb r0, [r1]
cmp r0, r6
bne _08137348
ldrb r0, [r1, 0x1]
cmp r0, r5
bne _08137348
mov r1, r12
adds r0, r2, r1
ldr r0, [r0]
bl _call_via_r0
movs r0, 0x1
b _0813735A
.pool
_08137348:
adds r0, r3, 0x1
lsls r0, 24
lsrs r3, r0, 24
lsls r0, r3, 3
adds r0, r4
ldrb r0, [r0]
cmp r0, 0
bne _08137326
_08137358:
movs r0, 0
_0813735A:
pop {r4-r7}
pop {r1}
bx r1
thumb_func_end sub_8137304
thumb_func_start sub_8137360
sub_8137360: @ 8137360
push {r4-r6,lr}
lsls r0, 24
lsls r1, 24
lsrs r5, r0, 24
lsrs r4, r1, 24
movs r3, 0
ldr r1, =gUnknown_085B27C8
ldrb r0, [r1]
cmp r0, 0
beq _081373A0
adds r6, r1, 0
_08137376:
lsls r0, r3, 3
adds r2, r0, r6
ldrb r0, [r2]
cmp r0, r5
bne _08137390
ldrb r0, [r2, 0x1]
cmp r0, r4
bne _08137390
ldrb r0, [r2, 0x2]
b _081373A2
.pool
_08137390:
adds r0, r3, 0x1
lsls r0, 24
lsrs r3, r0, 24
lsls r0, r3, 3
adds r0, r1
ldrb r0, [r0]
cmp r0, 0
bne _08137376
_081373A0:
movs r0, 0
_081373A2:
pop {r4-r6}
pop {r1}
bx r1
thumb_func_end sub_8137360
thumb_func_start fade_type_for_given_maplight_pair
fade_type_for_given_maplight_pair: @ 81373A8
push {r4-r6,lr}
lsls r0, 24
lsls r1, 24
lsrs r5, r0, 24
lsrs r4, r1, 24
movs r3, 0
ldr r1, =gUnknown_085B27C8
ldrb r0, [r1]
cmp r0, 0
beq _081373E8
adds r6, r1, 0
_081373BE:
lsls r0, r3, 3
adds r2, r0, r6
ldrb r0, [r2]
cmp r0, r5
bne _081373D8
ldrb r0, [r2, 0x1]
cmp r0, r4
bne _081373D8
ldrb r0, [r2, 0x3]
b _081373EA
.pool
_081373D8:
adds r0, r3, 0x1
lsls r0, 24
lsrs r3, r0, 24
lsls r0, r3, 3
adds r0, r1
ldrb r0, [r0]
cmp r0, 0
bne _081373BE
_081373E8:
movs r0, 0
_081373EA:
pop {r4-r6}
pop {r1}
bx r1
thumb_func_end fade_type_for_given_maplight_pair
thumb_func_start sub_81373F0
sub_81373F0: @ 81373F0
push {lr}
ldr r0, =sub_8137404
movs r1, 0
bl CreateTask
pop {r0}
bx r0
.pool
thumb_func_end sub_81373F0
thumb_func_start sub_8137404
sub_8137404: @ 8137404
lsls r0, 24
lsrs r0, 24
ldr r2, =gTasks
lsls r1, r0, 2
adds r1, r0
lsls r1, 3
adds r1, r2
ldr r0, =sub_8137420
str r0, [r1]
bx lr
.pool
thumb_func_end sub_8137404
thumb_func_start sub_8137420
sub_8137420: @ 8137420
push {r4,lr}
adds r4, r0, 0
lsls r4, 24
lsrs r4, 24
movs r0, 0
movs r1, 0
bl SetGpuReg
ldr r0, =gCaveTransitionTiles
ldr r1, =0x0600c000
bl LZ77UnCompVram
ldr r0, =gCaveTransitionTilemap
ldr r1, =0x0600f800
bl LZ77UnCompVram
ldr r0, =gCaveTransitionPalette_White
movs r1, 0xE0
movs r2, 0x20
bl LoadPalette
ldr r0, =gUnknown_085B28A0
movs r1, 0xE0
movs r2, 0x10
bl LoadPalette
ldr r1, =0x00003e41
movs r0, 0x50
bl SetGpuReg
movs r0, 0x52
movs r1, 0
bl SetGpuReg
movs r0, 0x54
movs r1, 0
bl SetGpuReg
ldr r1, =0x00001f0c
movs r0, 0x8
bl SetGpuReg
movs r1, 0x8A
lsls r1, 5
movs r0, 0
bl SetGpuReg
ldr r1, =gTasks
lsls r0, r4, 2
adds r0, r4
lsls r0, 3
adds r0, r1
ldr r1, =sub_81374C4
str r1, [r0]
movs r2, 0
movs r1, 0x10
strh r1, [r0, 0x8]
strh r2, [r0, 0xA]
pop {r4}
pop {r0}
bx r0
.pool
thumb_func_end sub_8137420
thumb_func_start sub_81374C4
sub_81374C4: @ 81374C4
push {r4,r5,lr}
lsls r0, 24
lsrs r0, 24
ldr r2, =gTasks
lsls r1, r0, 2
adds r1, r0
lsls r1, 3
adds r5, r1, r2
ldrh r4, [r5, 0xA]
movs r0, 0x80
lsls r0, 5
adds r1, r4, r0
lsls r1, 16
lsrs r1, 16
movs r0, 0x52
bl SetGpuReg
cmp r4, 0x10
bhi _081374F8
ldrh r0, [r5, 0xA]
adds r0, 0x1
strh r0, [r5, 0xA]
b _08137500
.pool
_081374F8:
movs r0, 0
strh r0, [r5, 0xC]
ldr r0, =sub_813750C
str r0, [r5]
_08137500:
pop {r4,r5}
pop {r0}
bx r0
.pool
thumb_func_end sub_81374C4
thumb_func_start sub_813750C
sub_813750C: @ 813750C
push {r4,lr}
adds r4, r0, 0
lsls r4, 24
lsrs r4, 24
ldr r1, =0x00001010
movs r0, 0x52
bl SetGpuReg
ldr r1, =gTasks
lsls r0, r4, 2
adds r0, r4
lsls r0, 3
adds r4, r0, r1
ldrh r1, [r4, 0xC]
cmp r1, 0x7
bhi _08137554
adds r0, r1, 0x1
strh r0, [r4, 0xC]
lsls r1, 1
ldr r0, =gUnknown_085B28A0
adds r0, r1, r0
movs r2, 0x10
subs r2, r1
lsls r2, 16
lsrs r2, 16
movs r1, 0xE0
bl LoadPalette
b _08137566
.pool
_08137554:
ldr r0, =gCaveTransitionPalette_White
movs r1, 0
movs r2, 0x20
bl LoadPalette
ldr r0, =sub_8137574
str r0, [r4]
movs r0, 0x8
strh r0, [r4, 0xC]
_08137566:
pop {r4}
pop {r0}
bx r0
.pool
thumb_func_end sub_813750C
thumb_func_start sub_8137574
sub_8137574: @ 8137574
push {lr}
lsls r0, 24
lsrs r0, 24
ldr r2, =gTasks
lsls r1, r0, 2
adds r1, r0
lsls r1, 3
adds r1, r2
ldrh r2, [r1, 0xC]
movs r3, 0xC
ldrsh r0, [r1, r3]
cmp r0, 0
beq _08137598
subs r0, r2, 0x1
strh r0, [r1, 0xC]
b _081375A0
.pool
_08137598:
ldr r0, =gMain
ldr r0, [r0, 0x8]
bl SetMainCallback2
_081375A0:
pop {r0}
bx r0
.pool
thumb_func_end sub_8137574
thumb_func_start sub_81375A8
sub_81375A8: @ 81375A8
push {lr}
ldr r0, =sub_81375BC
movs r1, 0
bl CreateTask
pop {r0}
bx r0
.pool
thumb_func_end sub_81375A8
thumb_func_start sub_81375BC
sub_81375BC: @ 81375BC
lsls r0, 24
lsrs r0, 24
ldr r2, =gTasks
lsls r1, r0, 2
adds r1, r0
lsls r1, 3
adds r1, r2
ldr r0, =sub_81375D8
str r0, [r1]
bx lr
.pool
thumb_func_end sub_81375BC
thumb_func_start sub_81375D8
sub_81375D8: @ 81375D8
push {r4,lr}
adds r4, r0, 0
lsls r4, 24
lsrs r4, 24
movs r0, 0
movs r1, 0
bl SetGpuReg
ldr r0, =gCaveTransitionTiles
ldr r1, =0x0600c000
bl LZ77UnCompVram
ldr r0, =gCaveTransitionTilemap
ldr r1, =0x0600f800
bl LZ77UnCompVram
movs r0, 0x50
movs r1, 0
bl SetGpuReg
movs r0, 0x52
movs r1, 0
bl SetGpuReg
movs r0, 0x54
movs r1, 0
bl SetGpuReg
ldr r1, =0x00001f0c
movs r0, 0x8
bl SetGpuReg
movs r1, 0x8A
lsls r1, 5
movs r0, 0
bl SetGpuReg
ldr r0, =gCaveTransitionPalette_White
movs r1, 0xE0
movs r2, 0x20
bl LoadPalette
ldr r0, =gCaveTransitionPalette_Black
movs r1, 0
movs r2, 0x20
bl LoadPalette
ldr r1, =gTasks
lsls r0, r4, 2
adds r0, r4
lsls r0, 3
adds r0, r1
ldr r1, =sub_8137678
str r1, [r0]
movs r2, 0
movs r1, 0x10
strh r1, [r0, 0x8]
strh r2, [r0, 0xA]
strh r2, [r0, 0xC]
pop {r4}
pop {r0}
bx r0
.pool
thumb_func_end sub_81375D8
thumb_func_start sub_8137678
sub_8137678: @ 8137678
push {r4,lr}
lsls r0, 24
lsrs r0, 24
ldr r2, =gTasks
lsls r1, r0, 2
adds r1, r0
lsls r1, 3
adds r4, r1, r2
ldrh r1, [r4, 0xC]
cmp r1, 0xF
bhi _081376B4
adds r2, r1, 0x1
adds r0, r2, 0x1
strh r0, [r4, 0xC]
movs r0, 0xF
subs r0, r1
lsls r0, 1
ldr r1, =gUnknown_085B2890
adds r0, r1
lsls r2, 17
lsrs r2, 16
movs r1, 0xE0
bl LoadPalette
b _081376C8
.pool
_081376B4:
ldr r1, =0x00001010
movs r0, 0x52
bl SetGpuReg
ldr r1, =0x00003e41
movs r0, 0x50
bl SetGpuReg
ldr r0, =sub_81376DC
str r0, [r4]
_081376C8:
pop {r4}
pop {r0}
bx r0
.pool
thumb_func_end sub_8137678
thumb_func_start sub_81376DC
sub_81376DC: @ 81376DC
push {r4,r5,lr}
lsls r0, 24
lsrs r0, 24
ldr r2, =gTasks
lsls r1, r0, 2
adds r1, r0
lsls r1, 3
adds r5, r1, r2
ldrh r0, [r5, 0xA]
movs r1, 0x10
subs r1, r0
lsls r1, 16
lsrs r4, r1, 16
movs r0, 0x80
lsls r0, 21
adds r1, r0
lsrs r1, 16
movs r0, 0x52
bl SetGpuReg
cmp r4, 0
beq _08137714
ldrh r0, [r5, 0xA]
adds r0, 0x1
strh r0, [r5, 0xA]
b _08137726
.pool
_08137714:
ldr r0, =gCaveTransitionPalette_Black
movs r1, 0
movs r2, 0x20
bl LoadPalette
ldr r0, =gMain
ldr r0, [r0, 0x8]
bl SetMainCallback2
_08137726:
pop {r4,r5}
pop {r0}
bx r0
.pool
thumb_func_end sub_81376DC

View File

@ -180,7 +180,7 @@ SECTIONS {
src/wallclock.o(.text);
asm/rom6.o(.text);
src/pokeblock.o(.text);
asm/fldeff_flash.o(.text);
src/fldeff_flash.o(.text);
asm/post_battle_event_funcs.o(.text);
src/time_events.o(.text);
src/birch_pc.o(.text);

355
src/fldeff_flash.c Normal file
View File

@ -0,0 +1,355 @@
#include "global.h"
#include "constants/songs.h"
#include "event_data.h"
#include "event_scripts.h"
#include "field_effect.h"
#include "gpu_regs.h"
#include "gba/io_reg.h"
#include "main.h"
#include "palette.h"
#include "party_menu.h"
#include "overworld.h"
#include "rom6.h"
#include "script.h"
#include "sound.h"
#include "sprite.h"
#include "task.h"
// structures
struct FlashStruct
{
u8 unk0;
u8 unk1;
bool8 unk2;
bool8 unk3;
void (*func)(void);
};
// extern data
extern u8 EventScript_2926F8[];
// extern functions
extern bool8 ShouldDoBrailleFlyEffect(void);
extern void sub_8179918(void);
// static functions
void hm2_flash(void);
void sub_81371B4(void);
bool8 sub_8137304(void);
void sub_8137404(u8 taskId);
void sub_8137420(u8 taskId);
void sub_81374C4(u8 taskId);
void sub_813750C(u8 taskId);
void sub_8137574(u8 taskId);
void sub_81375BC(u8 taskId);
void sub_81375D8(u8 taskId);
void sub_8137678(u8 taskId);
void sub_81376DC(u8 taskId);
// rodata
extern struct FlashStruct gUnknown_085B27C8[];
/*static const*/ extern u16 gCaveTransitionPalette_White[];// = {0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF, 0x7FFF};
/*static const*/ extern u16 gCaveTransitionPalette_Black[];// = {0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000};
/*static const*/ extern u16 gUnknown_085B2890[];// = INCBIN_U16("graphics/misc/83F808C.gbapal");
/*static const*/ extern u16 gUnknown_085B28A0[];// = INCBIN_U16("graphics/misc/83F809C.gbapal");
/*static const*/ extern u16 gCaveTransitionTilemap[];// = INCBIN_U16("graphics/misc/cave_transition_map.bin.lz");
/*static const*/ extern u8 gCaveTransitionTiles[];// = INCBIN_U8("graphics/misc/cave_transition.4bpp.lz");
// ewram
// text
bool8 SetUpFieldMove_Flash(void)
{
if(ShouldDoBrailleFlyEffect())
{
gSpecialVar_Result = GetCursorSelectionMonId();
gUnknown_03005DB0 = FieldCallback_Teleport;
gUnknown_0203CEEC = sub_8179918;
return TRUE;
}
else if (gMapHeader.cave == TRUE && !FlagGet(FLAG_SYS_USE_FLASH))
{
gUnknown_03005DB0 = FieldCallback_Teleport;
gUnknown_0203CEEC = hm2_flash;
return TRUE;
}
return FALSE;
}
void hm2_flash(void)
{
u8 taskId = oei_task_add();
gFieldEffectArguments[0] = GetCursorSelectionMonId();
gTasks[taskId].data[8] = (uintptr_t)sub_81371B4 >> 16;
gTasks[taskId].data[9] = (uintptr_t)sub_81371B4;
}
void sub_81371B4(void)
{
PlaySE(SE_W115);
FlagSet(FLAG_SYS_USE_FLASH);
ScriptContext1_SetupScript(EventScript_2926F8);
}
void sub_81371D4(void)
{
RunTasks();
AnimateSprites();
BuildOamBuffer();
UpdatePaletteFade();
}
void sub_81371EC(void)
{
LoadOam();
ProcessSpriteCopyRequests();
TransferPlttBuffer();
}
void c2_change_map(void)
{
u16 ime;
SetVBlankCallback(NULL);
SetGpuReg(REG_OFFSET_DISPCNT, 0);
SetGpuReg(REG_OFFSET_BG2CNT, 0);
SetGpuReg(REG_OFFSET_BG1CNT, 0);
SetGpuReg(REG_OFFSET_BG0CNT, 0);
SetGpuReg(REG_OFFSET_BG2HOFS, 0);
SetGpuReg(REG_OFFSET_BG2VOFS, 0);
SetGpuReg(REG_OFFSET_BG1HOFS, 0);
SetGpuReg(REG_OFFSET_BG1VOFS, 0);
SetGpuReg(REG_OFFSET_BG0HOFS, 0);
SetGpuReg(REG_OFFSET_BG0VOFS, 0);
DmaFill16(3, 0, (void *)VRAM, VRAM_SIZE);
DmaFill32(3, 0, (void *)OAM, OAM_SIZE);
DmaFill16(3, 0, (void *)(PLTT + 2), PLTT_SIZE - 2);
ResetPaletteFade();
ResetTasks();
ResetSpriteData();
ime = REG_IME;
REG_IME = 0;
REG_IE |= INTR_FLAG_VBLANK;
REG_IME = ime;
SetVBlankCallback(sub_81371EC);
SetMainCallback2(sub_81371D4);
if (!sub_8137304())
SetMainCallback2(gMain.savedCallback);
}
bool8 sub_8137304(void)
{
u8 i;
u8 v0 = get_map_light_from_warp0();
u8 v1 = Overworld_GetMapTypeOfSaveblockLocation();
for (i = 0; gUnknown_085B27C8[i].unk0; i++)
{
if (gUnknown_085B27C8[i].unk0 == v0 && gUnknown_085B27C8[i].unk1 == v1)
{
gUnknown_085B27C8[i].func();
return TRUE;
}
}
return FALSE;
}
bool8 sub_8137360(u8 a1, u8 a2)
{
u8 i;
u8 v0 = a1;
u8 v1 = a2;
for (i = 0; gUnknown_085B27C8[i].unk0; i++)
{
if (gUnknown_085B27C8[i].unk0 == v0 && gUnknown_085B27C8[i].unk1 == v1)
{
return gUnknown_085B27C8[i].unk2;
}
}
return FALSE;
}
bool8 fade_type_for_given_maplight_pair(u8 a1, u8 a2)
{
u8 i;
u8 v0 = a1;
u8 v1 = a2;
for (i = 0; gUnknown_085B27C8[i].unk0; i++)
{
if (gUnknown_085B27C8[i].unk0 == v0 && gUnknown_085B27C8[i].unk1 == v1)
{
return gUnknown_085B27C8[i].unk3;
}
}
return FALSE;
}
void sub_81373F0(void)
{
CreateTask(sub_8137404, 0);
}
void sub_8137404(u8 taskId)
{
gTasks[taskId].func = sub_8137420;
}
void sub_8137420(u8 taskId)
{
SetGpuReg(REG_OFFSET_DISPCNT, 0);
LZ77UnCompVram(gCaveTransitionTiles, (void *)0x600C000);
LZ77UnCompVram(gCaveTransitionTilemap, (void *)0x600F800);
LoadPalette(gCaveTransitionPalette_White, 0xE0, 0x20);
LoadPalette(gUnknown_085B28A0, 0xE0, 0x10);
SetGpuReg(REG_OFFSET_BLDCNT, BLDCNT_TGT1_BG0
| BLDCNT_EFFECT_BLEND
| BLDCNT_TGT2_BG1
| BLDCNT_TGT2_BG2
| BLDCNT_TGT2_BG3
| BLDCNT_TGT2_OBJ
| BLDCNT_TGT2_BD);
SetGpuReg(REG_OFFSET_BLDALPHA, 0);
SetGpuReg(REG_OFFSET_BLDY, 0);
SetGpuReg(REG_OFFSET_BG0CNT, BGCNT_PRIORITY(0)
| BGCNT_CHARBASE(3)
| BGCNT_SCREENBASE(31)
| BGCNT_16COLOR
| BGCNT_TXT256x256);
SetGpuReg(REG_OFFSET_DISPCNT, DISPCNT_MODE_0
| DISPCNT_OBJ_1D_MAP
| DISPCNT_BG0_ON
| DISPCNT_OBJ_ON);
gTasks[taskId].func = sub_81374C4;
gTasks[taskId].data[0] = 16;
gTasks[taskId].data[1] = 0;
}
void sub_81374C4(u8 taskId)
{
u16 count = gTasks[taskId].data[1];
u16 blend = count + 0x1000;
SetGpuReg(REG_OFFSET_BLDALPHA, blend);
if (count <= 0x10)
{
gTasks[taskId].data[1]++;
}
else
{
gTasks[taskId].data[2] = 0;
gTasks[taskId].func = sub_813750C;
}
}
void sub_813750C(u8 taskId)
{
u16 count;
SetGpuReg(REG_OFFSET_BLDALPHA, 4112);
count = gTasks[taskId].data[2];
if (count < 8)
{
gTasks[taskId].data[2]++;
LoadPalette(&gUnknown_085B28A0[count], 0xE0, 16 - 2 * count);
}
else
{
LoadPalette(gCaveTransitionPalette_White, 0, 0x20);
gTasks[taskId].func = sub_8137574;
gTasks[taskId].data[2] = 8;
}
}
void sub_8137574(u8 taskId)
{
if (gTasks[taskId].data[2])
gTasks[taskId].data[2]--;
else
SetMainCallback2(gMain.savedCallback);
}
void sub_81375A8(void)
{
CreateTask(sub_81375BC, 0);
}
void sub_81375BC(u8 taskId)
{
gTasks[taskId].func = sub_81375D8;
}
void sub_81375D8(u8 taskId)
{
SetGpuReg(REG_OFFSET_DISPCNT, 0);
LZ77UnCompVram(gCaveTransitionTiles, (void *)0x600C000);
LZ77UnCompVram(gCaveTransitionTilemap, (void *)0x600F800);
SetGpuReg(REG_OFFSET_BLDCNT, 0);
SetGpuReg(REG_OFFSET_BLDALPHA, 0);
SetGpuReg(REG_OFFSET_BLDY, 0);
SetGpuReg(REG_OFFSET_BG0CNT, BGCNT_PRIORITY(0)
| BGCNT_CHARBASE(3)
| BGCNT_SCREENBASE(31)
| BGCNT_16COLOR
| BGCNT_TXT256x256);
SetGpuReg(REG_OFFSET_DISPCNT, DISPCNT_MODE_0
| DISPCNT_OBJ_1D_MAP
| DISPCNT_BG0_ON
| DISPCNT_OBJ_ON);
LoadPalette(gCaveTransitionPalette_White, 0xE0, 0x20);
LoadPalette(gCaveTransitionPalette_Black, 0, 0x20);
gTasks[taskId].func = sub_8137678;
gTasks[taskId].data[0] = 16;
gTasks[taskId].data[1] = 0;
gTasks[taskId].data[2] = 0;
}
void sub_8137678(u8 taskId)
{
u16 count = gTasks[taskId].data[2];
if (count < 16)
{
gTasks[taskId].data[2]++;
gTasks[taskId].data[2]++;
LoadPalette(&gUnknown_085B2890[15 - count], 0xE0, 2 * (count + 1));
}
else
{
SetGpuReg(REG_OFFSET_BLDALPHA, BLDALPHA_BLEND(16, 16));
SetGpuReg(REG_OFFSET_BLDCNT, BLDCNT_TGT1_BG0
| BLDCNT_EFFECT_BLEND
| BLDCNT_TGT2_BG1
| BLDCNT_TGT2_BG2
| BLDCNT_TGT2_BG3
| BLDCNT_TGT2_OBJ
| BLDCNT_TGT2_BD);
gTasks[taskId].func = sub_81376DC;
}
}
void sub_81376DC(u8 taskId)
{
u16 count = 16 - gTasks[taskId].data[1];
u16 blend = count + 0x1000;
SetGpuReg(REG_OFFSET_BLDALPHA, blend);
if (count)
{
gTasks[taskId].data[1]++;
}
else
{
LoadPalette(gCaveTransitionPalette_Black, 0, 0x20);
SetMainCallback2(gMain.savedCallback);
}
}