Decompile enterPortalSubtask

This commit is contained in:
octorock 2022-03-05 13:12:30 +01:00
parent 884b757544
commit 1a191f1d2e
5 changed files with 144 additions and 305 deletions

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@ -1,298 +0,0 @@
.include "asm/macros.inc"
.include "constants/constants.inc"
.syntax unified
.text
thumb_func_start sub_0804AB70
sub_0804AB70: @ 0x0804AB70
push {r4, r5, lr}
movs r0, #0
bl DispReset
ldr r1, _0804ABF8 @ =gScreen
movs r2, #0
movs r0, #0x92
lsls r0, r0, #5
strh r0, [r1]
ldr r0, _0804ABFC @ =0x00009E83
strh r0, [r1, #0x14]
ldr r0, _0804AC00 @ =gRoomControls
strh r2, [r1, #0x16]
strh r2, [r0, #0xa]
strh r2, [r1, #0x18]
strh r2, [r0, #0xc]
ldr r0, _0804AC04 @ =gArea
ldrb r5, [r0, #0x17]
cmp r5, #2
bne _0804ABA4
ldr r0, _0804AC08 @ =gUI
adds r0, #0x20
ldrb r0, [r0]
cmp r0, #2
beq _0804ABA4
movs r5, #3
_0804ABA4:
lsls r4, r5, #1
ldr r0, _0804AC0C @ =gUnk_080D4138
adds r4, r4, r0
ldrb r0, [r4]
bl LoadPaletteGroup
ldrb r0, [r4, #1]
bl LoadGfxGroup
ldr r0, _0804AC10 @ =gUnk_02017700
movs r2, #0x90
lsls r2, r2, #2
adds r1, r0, r2
movs r2, #0x20
bl MemCopy
ldr r2, _0804AC14 @ =gUsedPalettes
ldr r0, [r2]
movs r1, #0x80
lsls r1, r1, #0xe
orrs r0, r1
str r0, [r2]
bl EraseAllEntities
ldr r1, _0804AC18 @ =gUnk_080D4110
lsls r0, r5, #2
adds r0, r0, r1
ldr r0, [r0]
bl LoadRoomEntityList
bl ResetSystemPriority
ldr r1, _0804AC04 @ =gArea
ldrb r0, [r1, #0xe]
adds r0, #1
strb r0, [r1, #0xe]
movs r0, #4
movs r1, #8
bl SetFade
pop {r4, r5, pc}
.align 2, 0
_0804ABF8: .4byte gScreen
_0804ABFC: .4byte 0x00009E83
_0804AC00: .4byte gRoomControls
_0804AC04: .4byte gArea
_0804AC08: .4byte gUI
_0804AC0C: .4byte gUnk_080D4138
_0804AC10: .4byte gUnk_02017700
_0804AC14: .4byte gUsedPalettes
_0804AC18: .4byte gUnk_080D4110
thumb_func_start sub_0804AC1C
sub_0804AC1C: @ 0x0804AC1C
push {r4, lr}
bl UpdateEntities
ldr r0, _0804AC98 @ =gUnk_02018EB0
ldr r2, [r0, #0x14]
cmp r2, #0
beq _0804AC5E
ldr r3, _0804AC9C @ =gRoomControls
movs r1, #0xc
ldrsh r0, [r3, r1]
movs r4, #0x32
ldrsh r1, [r2, r4]
subs r1, #0x50
subs r0, r0, r1
movs r4, #0x36
ldrsh r1, [r2, r4]
subs r1, r0, r1
cmp r1, #0
beq _0804AC5E
ldrh r0, [r3, #0xc]
subs r0, r0, r1
strh r0, [r3, #0xc]
lsls r0, r0, #0x10
cmp r0, #0
bge _0804AC52
movs r0, #0
strh r0, [r3, #0xc]
_0804AC52:
movs r1, #0xc
ldrsh r0, [r3, r1]
cmp r0, #0x9f
ble _0804AC5E
movs r0, #0x9f
strh r0, [r3, #0xc]
_0804AC5E:
ldr r2, _0804ACA0 @ =gScreen
ldr r1, _0804AC9C @ =gRoomControls
ldrh r0, [r1, #0xa]
strh r0, [r2, #0x16]
ldrh r0, [r1, #0xc]
strh r0, [r2, #0x18]
bl FlushSprites
bl DrawEntities
bl CopyOAM
ldr r0, _0804AC98 @ =gUnk_02018EB0
ldrb r0, [r0, #0x1b]
cmp r0, #0
bne _0804AC86
bl sub_0804ACA8
cmp r0, #0
beq _0804AC96
_0804AC86:
ldr r1, _0804ACA4 @ =gArea
ldrb r0, [r1, #0xe]
adds r0, #1
strb r0, [r1, #0xe]
movs r0, #7
movs r1, #0x10
bl SetFade
_0804AC96:
pop {r4, pc}
.align 2, 0
_0804AC98: .4byte gUnk_02018EB0
_0804AC9C: .4byte gRoomControls
_0804ACA0: .4byte gScreen
_0804ACA4: .4byte gArea
thumb_func_start sub_0804ACA8
sub_0804ACA8: @ 0x0804ACA8
push {lr}
ldr r0, _0804ACC0 @ =gInput
ldrh r1, [r0, #2]
movs r0, #0x81
lsls r0, r0, #1
ands r0, r1
cmp r0, #0
beq _0804ACC4
bl sub_0804AD18
b _0804ACC6
.align 2, 0
_0804ACC0: .4byte gInput
_0804ACC4:
movs r0, #0
_0804ACC6:
pop {pc}
thumb_func_start sub_0804ACC8
sub_0804ACC8: @ 0x0804ACC8
push {lr}
ldr r0, _0804ACEC @ =gFadeControl
ldrb r0, [r0]
cmp r0, #0
bne _0804ACE8
ldr r0, _0804ACF0 @ =gArea
ldrb r0, [r0, #0x17]
adds r0, #0x5e
bl SetGlobalFlag
ldr r0, _0804ACF4 @ =gUnk_02032EDC
bl sub_0804AD6C
movs r0, #0
bl sub_080A71F4
_0804ACE8:
pop {pc}
.align 2, 0
_0804ACEC: .4byte gFadeControl
_0804ACF0: .4byte gArea
_0804ACF4: .4byte gUnk_02032EDC
thumb_func_start RespawnAsMinish
RespawnAsMinish: @ 0x0804ACF8
push {lr}
bl sub_0804AD18
cmp r0, #0
beq _0804AD12
ldr r0, _0804AD14 @ =gRoomControls
bl sub_0804AD6C
bl SetInitializationPriority
movs r0, #0xf8
bl SoundReq
_0804AD12:
pop {pc}
.align 2, 0
_0804AD14: .4byte gRoomControls
thumb_func_start sub_0804AD18
sub_0804AD18: @ 0x0804AD18
push {lr}
ldr r0, _0804AD30 @ =gArea
ldrb r1, [r0, #0x17]
adds r2, r0, #0
cmp r1, #6
bhi _0804AD66
lsls r0, r1, #2
ldr r1, _0804AD34 @ =_0804AD38
adds r0, r0, r1
ldr r0, [r0]
mov pc, r0
.align 2, 0
_0804AD30: .4byte gArea
_0804AD34: .4byte _0804AD38
_0804AD38: @ jump table
.4byte _0804AD54 @ case 0
.4byte _0804AD54 @ case 1
.4byte _0804AD54 @ case 2
.4byte _0804AD66 @ case 3
.4byte _0804AD66 @ case 4
.4byte _0804AD66 @ case 5
.4byte _0804AD62 @ case 6
_0804AD54:
ldrb r0, [r2, #0x17]
adds r0, #0x5e
bl CheckGlobalFlag
adds r1, r0, #0
cmp r1, #0
bne _0804AD68
_0804AD62:
movs r0, #0
b _0804AD68
_0804AD66:
movs r0, #0
_0804AD68:
pop {pc}
.align 2, 0
thumb_func_start sub_0804AD6C
sub_0804AD6C: @ 0x0804AD6C
push {r4, r5, r6, lr}
mov r6, r8
push {r6}
ldr r3, _0804ADD0 @ =gRoomTransition
movs r1, #0
movs r6, #1
strb r6, [r3, #8]
strb r1, [r3, #9]
ldr r4, _0804ADD4 @ =gArea
ldr r5, _0804ADD8 @ =gUnk_080D4140
ldrb r1, [r4, #0x16]
lsls r1, r1, #2
adds r1, r1, r5
ldrh r1, [r1]
ldrh r2, [r4, #0x12]
adds r1, r1, r2
ldrh r2, [r0, #6]
subs r1, r1, r2
movs r2, #0
mov r8, r2
strh r1, [r3, #0x10]
ldrb r1, [r4, #0x16]
lsls r1, r1, #1
adds r1, #1
lsls r1, r1, #1
adds r1, r1, r5
ldrh r1, [r1]
ldrh r2, [r4, #0x14]
adds r1, r1, r2
ldrh r2, [r0, #8]
subs r1, r1, r2
strh r1, [r3, #0x12]
ldrb r1, [r4, #0x16]
lsls r1, r1, #1
strb r1, [r3, #0xe]
strb r6, [r3, #0xf]
ldrb r1, [r0, #4]
strb r1, [r3, #0xc]
ldrb r0, [r0, #5]
strb r0, [r3, #0xd]
mov r0, r8
strb r0, [r3, #0x14]
bl ClearArmosData
bl sub_080300C4
pop {r3}
mov r8, r3
pop {r4, r5, r6, pc}
.align 2, 0
_0804ADD0: .4byte gRoomTransition
_0804ADD4: .4byte gArea
_0804ADD8: .4byte gUnk_080D4140

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@ -2,6 +2,7 @@
#define MAIN_H #define MAIN_H
#include "global.h" #include "global.h"
#include "room.h" // just to get the type of screenTransitionData
/** File signature */ /** File signature */
#define SIGNATURE 'MCZ3' #define SIGNATURE 'MCZ3'
@ -78,7 +79,9 @@ typedef struct {
/*0x07*/ u8 pauseFadeIn; /*0x07*/ u8 pauseFadeIn;
/*0x08*/ u16 isLoading; /*0x08*/ u16 isLoading;
/*0x0A*/ u16 fadeInTime; /*0x0A*/ u16 fadeInTime;
/*0x0C*/ u8 fillerC[0x3A8]; /*0x0C*/ u8 fillerC[0x10];
/*0x1c*/ RoomControls unk_1c;
/*0x2e*/ u8 unk_2e[0x364];
} UI; } UI;
static_assert(sizeof(UI) == 0x3b4); static_assert(sizeof(UI) == 0x3b4);

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@ -430,7 +430,6 @@ SECTIONS {
src/enemyUtils.o(.text); src/enemyUtils.o(.text);
src/createEnemy.o(.text); src/createEnemy.o(.text);
src/enterPortalSubtask.o(.text); src/enterPortalSubtask.o(.text);
asm/enterPortalSubtask.o(.text);
src/room.o(.text); src/room.o(.text);
src/roomInit.o(.text); src/roomInit.o(.text);
src/fade.o(.text); src/fade.o(.text);

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@ -7,18 +7,36 @@
#include "object.h" #include "object.h"
#include "functions.h" #include "functions.h"
#include "game.h" #include "game.h"
#include "fileselect.h"
typedef struct { typedef struct {
u8 filler[18]; u8 filler[18];
u32 unk; Entity* unk_14;
u8 unk_18;
u8 unk_19;
u8 unk_1a;
u8 unk_1b;
} struct_02018EB0; } struct_02018EB0;
extern void ClearArmosData(void);
extern void sub_080300C4(void);
extern struct_02018EB0 gUnk_02018EB0;
extern u16 gUnk_020178E0[];
extern u8 gUnk_02017700[];
extern void (*const gUnk_080D4120[])(void); extern void (*const gUnk_080D4120[])(void);
extern void (*const gUnk_080D412C[])(void); extern void (*const gUnk_080D412C[])(void);
extern const u16 gUnk_080D4140[];
extern const u8 gUnk_080D4138[];
extern const EntityData* gUnk_080D4110[];
extern struct_02018EB0 gUnk_02018EB0; bool32 sub_0804AD18(void);
void sub_0804AD6C(RoomControls*);
void sub_080A71F4(ScreenTransitionData*);
bool32 sub_0804ACA8(void);
u32 IsEnterPortal(void) { bool32 IsEnterPortal(void) {
if (gArea.playShrinkSeq) { if (gArea.playShrinkSeq) {
gMain.substate = GAMEMAIN_MINISHPORTAL; gMain.substate = GAMEMAIN_MINISHPORTAL;
gArea.filler[8] = 0; gArea.filler[8] = 0;
@ -39,7 +57,7 @@ void GameMain_MinishPortal(void) {
void sub_0804AAD4(void) { void sub_0804AAD4(void) {
MemClear(&gUnk_02018EB0, 0x28); MemClear(&gUnk_02018EB0, 0x28);
gUnk_02018EB0.unk = 0; gUnk_02018EB0.unk_14 = NULL;
EraseAllEntities(); EraseAllEntities();
CreateObject(OBJECT_3D, gArea.curPortalType, 0); CreateObject(OBJECT_3D, gArea.curPortalType, 0);
gArea.filler[8]++; gArea.filler[8]++;
@ -67,3 +85,120 @@ void sub_0804AB24(void) {
void Subtask_PortalCutscene(void) { void Subtask_PortalCutscene(void) {
gUnk_080D412C[gArea.filler[8]](); gUnk_080D412C[gArea.filler[8]]();
} }
void sub_0804AB70(void) {
const u8* ptr;
RoomControls* controls;
u32 portalId;
DispReset(0);
gScreen.lcd.displayControl = 0x1240;
gScreen.bg1.control = 0x9e83;
controls = &gRoomControls;
gScreen.bg1.xOffset = 0;
controls->scroll_x = 0;
gScreen.bg1.yOffset = 0;
controls->scroll_y = 0;
portalId = gArea.curPortalType;
if ((portalId == 2) && (gUI.unk_1c.area != 2)) {
portalId = 3;
}
ptr = &gUnk_080D4138[portalId * 2];
LoadPaletteGroup(ptr[0]);
LoadGfxGroup(ptr[1]);
MemCopy(&gUnk_02017700, gUnk_02017700 + 0x240, 0x20);
gUsedPalettes |= 0x200000;
EraseAllEntities();
LoadRoomEntityList((EntityData*)gUnk_080D4110[portalId]);
ResetSystemPriority();
gArea.filler3[0]++;
SetFade(4, 8);
}
void sub_0804AC1C(void) {
s32 tmp;
UpdateEntities();
if (gUnk_02018EB0.unk_14 != NULL) {
tmp = gRoomControls.scroll_y + 0x50 - gUnk_02018EB0.unk_14->y.HALF.HI - gUnk_02018EB0.unk_14->z.HALF.HI;
if (tmp != 0) {
tmp = gRoomControls.scroll_y = gRoomControls.scroll_y - tmp;
if (tmp * 0x10000 < 0) {
gRoomControls.scroll_y = 0;
}
if (0x9f < gRoomControls.scroll_y) {
gRoomControls.scroll_y = 0x9f;
}
}
}
gScreen.bg1.xOffset = gRoomControls.scroll_x;
gScreen.bg1.yOffset = gRoomControls.scroll_y;
FlushSprites();
DrawEntities();
CopyOAM();
if ((gUnk_02018EB0.unk_1b != 0) || sub_0804ACA8()) {
gArea.filler3[0]++;
SetFade(7, 0x10);
}
}
bool32 sub_0804ACA8(void) {
if ((gInput.newKeys & (R_BUTTON | B_BUTTON)) == 0) {
return 0;
} else {
return sub_0804AD18();
}
}
void sub_0804ACC8(void) {
if (gFadeControl.active == 0) {
SetGlobalFlag(gArea.curPortalType + ENTRANCE_0);
sub_0804AD6C((RoomControls*)&gUI.unk_1c);
sub_080A71F4(0);
}
}
void RespawnAsMinish(void) {
if (sub_0804AD18()) {
sub_0804AD6C(&gRoomControls);
SetInitializationPriority();
SoundReq(SFX_F8);
}
}
bool32 sub_0804AD18(void) {
switch (gArea.curPortalType) {
case 0:
case 1:
case 2:
if (!CheckGlobalFlag(ENTRANCE_0 + gArea.curPortalType)) {
return FALSE;
}
// else: return TRUE implicitely, because it's stored in r0. But does not match if returning explicitely.
break;
case 6:
return FALSE;
case 3:
case 4:
case 5:
default:
return FALSE;
}
}
void sub_0804AD6C(RoomControls* controls) {
Area* area;
gRoomTransition.transitioningOut = 1;
gRoomTransition.type = 0;
area = &gArea;
gRoomTransition.player_status.start_pos_x =
(area->curPortalX + gUnk_080D4140[area->curPortalExitDirection * 2]) - controls->origin_x;
gRoomTransition.player_status.start_pos_y =
(area->curPortalY + gUnk_080D4140[area->curPortalExitDirection * 2 + 1]) - controls->origin_y;
gRoomTransition.player_status.start_anim = area->curPortalExitDirection << 1;
gRoomTransition.player_status.spawn_type = 1;
gRoomTransition.player_status.area_next = controls->area;
gRoomTransition.player_status.room_next = controls->room;
gRoomTransition.player_status.layer = 0;
ClearArmosData();
sub_080300C4();
}

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@ -98,7 +98,7 @@ extern void DeleteSleepingEntities(void);
extern u32 UpdateLightLevel(void); extern u32 UpdateLightLevel(void);
extern void sub_080185F8(void); extern void sub_080185F8(void);
extern void UpdateDoorTransition(void); extern void UpdateDoorTransition(void);
extern u32 IsEnterPortal(void); extern bool32 IsEnterPortal(void);
extern void UpdateCarriedObject(void); extern void UpdateCarriedObject(void);
extern void DrawUI(void); extern void DrawUI(void);
extern u32 CheckPlayerInactive(void); extern u32 CheckPlayerInactive(void);