pokeemerald/asm/field_camera.s

1154 lines
20 KiB
ArmAsm

.include "asm/macros.inc"
.include "constants/constants.inc"
.syntax unified
.text
thumb_func_start move_tilemap_camera_to_upper_left_corner_
@ void move_tilemap_camera_to_upper_left_corner_(struc_28 *a1)
move_tilemap_camera_to_upper_left_corner_: @ 8089B58
movs r1, 0
strb r1, [r0, 0x2]
strb r1, [r0, 0x3]
strb r1, [r0]
strb r1, [r0, 0x1]
movs r1, 0x1
strb r1, [r0, 0x4]
bx lr
thumb_func_end move_tilemap_camera_to_upper_left_corner_
thumb_func_start tilemap_move_something
@ void tilemap_move_something(struct struc_28 *, u8 deltaX, u8 deltaY)
tilemap_move_something: @ 8089B68
ldrb r3, [r0, 0x2]
adds r3, r1
strb r3, [r0, 0x2]
ldrb r1, [r0, 0x2]
movs r3, 0x1F
ands r1, r3
strb r1, [r0, 0x2]
ldrb r1, [r0, 0x3]
adds r1, r2
strb r1, [r0, 0x3]
ldrb r1, [r0, 0x3]
ands r1, r3
strb r1, [r0, 0x3]
bx lr
thumb_func_end tilemap_move_something
thumb_func_start coords8_add
@ void coords8_add(struct coords8 *coords, u8 x, u8 y)
coords8_add: @ 8089B84
ldrb r3, [r0]
adds r3, r1
strb r3, [r0]
ldrb r1, [r0, 0x1]
adds r1, r2
strb r1, [r0, 0x1]
bx lr
thumb_func_end coords8_add
thumb_func_start move_tilemap_camera_to_upper_left_corner
@ void move_tilemap_camera_to_upper_left_corner()
move_tilemap_camera_to_upper_left_corner: @ 8089B94
push {lr}
ldr r0, =gUnknown_03000E20
bl move_tilemap_camera_to_upper_left_corner_
pop {r0}
bx r0
.pool
thumb_func_end move_tilemap_camera_to_upper_left_corner
thumb_func_start FieldUpdateBgTilemapScroll
@ void FieldUpdateBgTilemapScroll()
FieldUpdateBgTilemapScroll: @ 8089BA4
push {r4,r5,lr}
ldr r1, =gUnknown_03000E20
ldr r0, =gUnknown_03000E28
movs r2, 0
ldrsh r5, [r0, r2]
ldrb r0, [r1]
adds r5, r0
ldr r0, =gUnknown_03000E2A
movs r2, 0
ldrsh r4, [r0, r2]
ldrb r1, [r1, 0x1]
adds r4, r1
adds r4, 0x8
lsls r5, 16
lsrs r5, 16
movs r0, 0x14
adds r1, r5, 0
bl SetGpuReg
lsls r4, 16
lsrs r4, 16
movs r0, 0x16
adds r1, r4, 0
bl SetGpuReg
movs r0, 0x18
adds r1, r5, 0
bl SetGpuReg
movs r0, 0x1A
adds r1, r4, 0
bl SetGpuReg
movs r0, 0x1C
adds r1, r5, 0
bl SetGpuReg
movs r0, 0x1E
adds r1, r4, 0
bl SetGpuReg
pop {r4,r5}
pop {r0}
bx r0
.pool
thumb_func_end FieldUpdateBgTilemapScroll
thumb_func_start sub_8089C08
sub_8089C08: @ 8089C08
push {r4,lr}
ldr r3, =gUnknown_03000E20
ldr r2, =gUnknown_03000E28
ldrh r2, [r2]
ldrb r4, [r3]
adds r2, r4
strh r2, [r0]
ldr r0, =gUnknown_03000E2A
ldrh r0, [r0]
ldrb r3, [r3, 0x1]
adds r0, r3
adds r0, 0x8
strh r0, [r1]
pop {r4}
pop {r0}
bx r0
.pool
thumb_func_end sub_8089C08
thumb_func_start DrawWholeMapView
@ void DrawWholeMapView()
DrawWholeMapView: @ 8089C34
push {lr}
ldr r0, =gSaveBlock1Ptr
ldr r1, [r0]
movs r2, 0
ldrsh r0, [r1, r2]
movs r2, 0x2
ldrsh r1, [r1, r2]
ldr r2, =gMapHeader
ldr r2, [r2]
bl DrawWholeMapViewInternal
ldr r1, =gUnknown_03000E20
movs r0, 0x1
strb r0, [r1, 0x4]
pop {r0}
bx r0
.pool
thumb_func_end DrawWholeMapView
thumb_func_start DrawWholeMapViewInternal
@ void DrawWholeMapViewInternal(s32 x, s32 y, struct mapdata_header *mapGrid)
DrawWholeMapViewInternal: @ 8089C60
push {r4-r7,lr}
mov r7, r10
mov r6, r9
mov r5, r8
push {r5-r7}
sub sp, 0x4
mov r10, r0
mov r9, r1
mov r8, r2
movs r1, 0
_08089C74:
ldr r2, =gUnknown_03000E20
ldrb r0, [r2, 0x3]
adds r0, r1, r0
lsls r0, 24
lsrs r0, 24
cmp r0, 0x1F
bls _08089C88
subs r0, 0x20
lsls r0, 24
lsrs r0, 24
_08089C88:
lsls r6, r0, 5
movs r4, 0
adds r7, r1, 0x2
str r7, [sp]
lsrs r5, r1, 1
_08089C92:
ldr r1, =gUnknown_03000E20
ldrb r0, [r1, 0x2]
adds r0, r4, r0
lsls r0, 24
lsrs r0, 24
cmp r0, 0x1F
bls _08089CA6
subs r0, 0x20
lsls r0, 24
lsrs r0, 24
_08089CA6:
adds r1, r6, r0
lsls r1, 16
lsrs r1, 16
lsrs r2, r4, 1
add r2, r10
mov r0, r8
mov r7, r9
adds r3, r7, r5
bl DrawMetatileAt
adds r0, r4, 0x2
lsls r0, 24
lsrs r4, r0, 24
cmp r4, 0x1F
bls _08089C92
ldr r1, [sp]
lsls r0, r1, 24
lsrs r1, r0, 24
cmp r1, 0x1F
bls _08089C74
add sp, 0x4
pop {r3-r5}
mov r8, r3
mov r9, r4
mov r10, r5
pop {r4-r7}
pop {r0}
bx r0
.pool
thumb_func_end DrawWholeMapViewInternal
thumb_func_start RedrawMapSlicesForCameraUpdate
@ void RedrawMapSlicesForCameraUpdate(struct struc_28 *, u8 deltaX, u8 deltaY)
RedrawMapSlicesForCameraUpdate: @ 8089CE4
push {r4-r7,lr}
adds r5, r0, 0
adds r6, r1, 0
adds r7, r2, 0
ldr r0, =gMapHeader
ldr r4, [r0]
cmp r6, 0
ble _08089CFC
adds r0, r5, 0
adds r1, r4, 0
bl RedrawMapSliceWest
_08089CFC:
cmp r6, 0
bge _08089D08
adds r0, r5, 0
adds r1, r4, 0
bl RedrawMapSliceEast
_08089D08:
cmp r7, 0
ble _08089D14
adds r0, r5, 0
adds r1, r4, 0
bl RedrawMapSliceNorth
_08089D14:
cmp r7, 0
bge _08089D20
adds r0, r5, 0
adds r1, r4, 0
bl RedrawMapSliceSouth
_08089D20:
movs r0, 0x1
strb r0, [r5, 0x4]
pop {r4-r7}
pop {r0}
bx r0
.pool
thumb_func_end RedrawMapSlicesForCameraUpdate
thumb_func_start RedrawMapSliceNorth
@ void RedrawMapSliceNorth(struct struc_28 *, struct mapdata_header *mapGrid)
RedrawMapSliceNorth: @ 8089D30
push {r4-r7,lr}
adds r5, r0, 0
adds r7, r1, 0
ldrb r0, [r5, 0x3]
adds r0, 0x1C
lsls r0, 24
lsrs r0, 24
cmp r0, 0x1F
bls _08089D48
subs r0, 0x20
lsls r0, 24
lsrs r0, 24
_08089D48:
lsls r6, r0, 5
movs r4, 0
_08089D4C:
ldrb r0, [r5, 0x2]
adds r0, r4, r0
lsls r0, 24
lsrs r0, 24
cmp r0, 0x1F
bls _08089D5E
subs r0, 0x20
lsls r0, 24
lsrs r0, 24
_08089D5E:
adds r1, r6, r0
lsls r1, 16
lsrs r1, 16
ldr r0, =gSaveBlock1Ptr
ldr r3, [r0]
movs r0, 0
ldrsh r2, [r3, r0]
lsrs r0, r4, 1
adds r2, r0
movs r0, 0x2
ldrsh r3, [r3, r0]
adds r3, 0xE
adds r0, r7, 0
bl DrawMetatileAt
adds r0, r4, 0x2
lsls r0, 24
lsrs r4, r0, 24
cmp r4, 0x1F
bls _08089D4C
pop {r4-r7}
pop {r0}
bx r0
.pool
thumb_func_end RedrawMapSliceNorth
thumb_func_start RedrawMapSliceSouth
@ void RedrawMapSliceSouth(struct struc_28 *, struct mapdata_header *mapGrid)
RedrawMapSliceSouth: @ 8089D90
push {r4-r7,lr}
adds r5, r0, 0
adds r7, r1, 0
ldrb r0, [r5, 0x3]
lsls r6, r0, 5
movs r4, 0
_08089D9C:
ldrb r0, [r5, 0x2]
adds r0, r4, r0
lsls r0, 24
lsrs r0, 24
cmp r0, 0x1F
bls _08089DAE
subs r0, 0x20
lsls r0, 24
lsrs r0, 24
_08089DAE:
adds r1, r6, r0
ldr r0, =gSaveBlock1Ptr
ldr r3, [r0]
movs r0, 0
ldrsh r2, [r3, r0]
lsrs r0, r4, 1
adds r2, r0
movs r0, 0x2
ldrsh r3, [r3, r0]
adds r0, r7, 0
bl DrawMetatileAt
adds r0, r4, 0x2
lsls r0, 24
lsrs r4, r0, 24
cmp r4, 0x1F
bls _08089D9C
pop {r4-r7}
pop {r0}
bx r0
.pool
thumb_func_end RedrawMapSliceSouth
thumb_func_start RedrawMapSliceEast
@ void RedrawMapSliceEast(struct struc_28 *, struct mapdata_header *mapGrid)
RedrawMapSliceEast: @ 8089DDC
push {r4-r7,lr}
mov r7, r8
push {r7}
adds r5, r0, 0
mov r8, r1
ldrb r6, [r5, 0x2]
movs r4, 0
_08089DEA:
ldrb r0, [r5, 0x3]
adds r0, r4, r0
lsls r0, 24
lsrs r0, 24
cmp r0, 0x1F
bls _08089DFC
subs r0, 0x20
lsls r0, 24
lsrs r0, 24
_08089DFC:
lsls r1, r0, 5
adds r1, r6
lsls r1, 16
lsrs r1, 16
ldr r0, =gSaveBlock1Ptr
ldr r0, [r0]
movs r3, 0
ldrsh r2, [r0, r3]
movs r7, 0x2
ldrsh r3, [r0, r7]
lsrs r0, r4, 1
adds r3, r0
mov r0, r8
bl DrawMetatileAt
adds r0, r4, 0x2
lsls r0, 24
lsrs r4, r0, 24
cmp r4, 0x1F
bls _08089DEA
pop {r3}
mov r8, r3
pop {r4-r7}
pop {r0}
bx r0
.pool
thumb_func_end RedrawMapSliceEast
thumb_func_start RedrawMapSliceWest
@ void RedrawMapSliceWest(struct struc_28 *, struct mapdata_header *mapGrid)
RedrawMapSliceWest: @ 8089E34
push {r4-r7,lr}
mov r7, r8
push {r7}
adds r6, r0, 0
mov r8, r1
ldrb r0, [r6, 0x2]
adds r0, 0x1C
lsls r0, 24
lsrs r5, r0, 24
cmp r5, 0x1F
bls _08089E52
adds r0, r5, 0
subs r0, 0x20
lsls r0, 24
lsrs r5, r0, 24
_08089E52:
movs r4, 0
_08089E54:
ldrb r0, [r6, 0x3]
adds r0, r4, r0
lsls r0, 24
lsrs r0, 24
cmp r0, 0x1F
bls _08089E66
subs r0, 0x20
lsls r0, 24
lsrs r0, 24
_08089E66:
lsls r1, r0, 5
adds r1, r5
lsls r1, 16
lsrs r1, 16
ldr r0, =gSaveBlock1Ptr
ldr r0, [r0]
movs r3, 0
ldrsh r2, [r0, r3]
adds r2, 0xE
movs r7, 0x2
ldrsh r3, [r0, r7]
lsrs r0, r4, 1
adds r3, r0
mov r0, r8
bl DrawMetatileAt
adds r0, r4, 0x2
lsls r0, 24
lsrs r4, r0, 24
cmp r4, 0x1F
bls _08089E54
pop {r3}
mov r8, r3
pop {r4-r7}
pop {r0}
bx r0
.pool
thumb_func_end RedrawMapSliceWest
thumb_func_start CurrentMapDrawMetatileAt
@ void CurrentMapDrawMetatileAt(u32 x, u32 y)
CurrentMapDrawMetatileAt: @ 8089EA0
push {r4-r6,lr}
adds r4, r0, 0
adds r5, r1, 0
ldr r6, =gUnknown_03000E20
adds r0, r6, 0
adds r1, r4, 0
adds r2, r5, 0
bl MapPosToBgTilemapOffset
adds r1, r0, 0
cmp r1, 0
blt _08089ECC
ldr r0, =gMapHeader
ldr r0, [r0]
lsls r1, 16
lsrs r1, 16
adds r2, r4, 0
adds r3, r5, 0
bl DrawMetatileAt
movs r0, 0x1
strb r0, [r6, 0x4]
_08089ECC:
pop {r4-r6}
pop {r0}
bx r0
.pool
thumb_func_end CurrentMapDrawMetatileAt
thumb_func_start DrawDoorMetatileAt
@ void DrawDoorMetatileAt(u32 x, u32 y, u16 *metatile)
DrawDoorMetatileAt: @ 8089EDC
push {r4-r6,lr}
adds r3, r0, 0
adds r4, r1, 0
adds r5, r2, 0
ldr r6, =gUnknown_03000E20
adds r0, r6, 0
adds r1, r3, 0
adds r2, r4, 0
bl MapPosToBgTilemapOffset
cmp r0, 0
blt _08089F04
lsls r2, r0, 16
lsrs r2, 16
movs r0, 0x1
adds r1, r5, 0
bl DrawMetatile
movs r0, 0x1
strb r0, [r6, 0x4]
_08089F04:
pop {r4-r6}
pop {r0}
bx r0
.pool
thumb_func_end DrawDoorMetatileAt
thumb_func_start DrawMetatileAt
@ void DrawMetatileAt(struct mapdata_header *mapGrid, u16 offset, s32 x, s32 y)
DrawMetatileAt: @ 8089F10
push {r4-r7,lr}
mov r7, r8
push {r7}
adds r5, r0, 0
adds r6, r2, 0
adds r7, r3, 0
lsls r1, 16
lsrs r1, 16
mov r8, r1
adds r0, r6, 0
adds r1, r7, 0
bl MapGridGetMetatileIdAt
lsls r0, 16
lsrs r4, r0, 16
movs r0, 0x80
lsls r0, 3
cmp r4, r0
bls _08089F38
movs r4, 0
_08089F38:
ldr r0, =0x000001ff
cmp r4, r0
bhi _08089F48
ldr r0, [r5, 0x10]
ldr r5, [r0, 0xC]
b _08089F54
.pool
_08089F48:
ldr r0, [r5, 0x14]
ldr r5, [r0, 0xC]
ldr r1, =0xfffffe00
adds r0, r4, r1
lsls r0, 16
lsrs r4, r0, 16
_08089F54:
adds r0, r6, 0
adds r1, r7, 0
bl MapGridGetMetatileLayerTypeAt
lsls r0, 24
lsrs r0, 24
lsls r1, r4, 4
adds r1, r5, r1
mov r2, r8
bl DrawMetatile
pop {r3}
mov r8, r3
pop {r4-r7}
pop {r0}
bx r0
.pool
thumb_func_end DrawMetatileAt
thumb_func_start DrawMetatile
@ void DrawMetatile(u32 layerType, u16 *metatile, u16 offset)
DrawMetatile: @ 8089F78
push {r4,lr}
adds r4, r1, 0
lsls r2, 16
lsrs r2, 16
cmp r0, 0x1
beq _08089FD0
cmp r0, 0x1
bgt _08089F8E
cmp r0, 0
beq _0808A030
b _0808A082
_08089F8E:
cmp r0, 0x2
bne _0808A082
ldr r0, =gUnknown_03005DA4
ldr r0, [r0]
lsls r3, r2, 1
adds r0, r3, r0
ldrh r1, [r4]
strh r1, [r0]
ldrh r1, [r4, 0x2]
strh r1, [r0, 0x2]
adds r2, r0, 0
adds r2, 0x40
ldrh r1, [r4, 0x4]
strh r1, [r2]
adds r0, 0x42
ldrh r1, [r4, 0x6]
strh r1, [r0]
ldr r0, =gUnknown_03005D9C
ldr r0, [r0]
adds r0, r3, r0
movs r2, 0
strh r2, [r0]
strh r2, [r0, 0x2]
adds r1, r0, 0
adds r1, 0x40
strh r2, [r1]
adds r0, 0x42
strh r2, [r0]
b _0808A066
.pool
_08089FD0:
ldr r0, =gUnknown_03005DA4
ldr r0, [r0]
lsls r3, r2, 1
adds r0, r3, r0
ldrh r1, [r4]
strh r1, [r0]
ldrh r1, [r4, 0x2]
strh r1, [r0, 0x2]
adds r2, r0, 0
adds r2, 0x40
ldrh r1, [r4, 0x4]
strh r1, [r2]
adds r0, 0x42
ldrh r1, [r4, 0x6]
strh r1, [r0]
ldr r0, =gUnknown_03005D9C
ldr r0, [r0]
adds r0, r3, r0
ldrh r1, [r4, 0x8]
strh r1, [r0]
ldrh r1, [r4, 0xA]
strh r1, [r0, 0x2]
adds r2, r0, 0
adds r2, 0x40
ldrh r1, [r4, 0xC]
strh r1, [r2]
adds r0, 0x42
ldrh r1, [r4, 0xE]
strh r1, [r0]
ldr r0, =gUnknown_03005DA0
ldr r0, [r0]
adds r3, r0
movs r1, 0
strh r1, [r3]
strh r1, [r3, 0x2]
adds r0, r3, 0
adds r0, 0x40
strh r1, [r0]
adds r3, 0x42
strh r1, [r3]
b _0808A082
.pool
_0808A030:
ldr r0, =gUnknown_03005DA4
ldr r0, [r0]
lsls r3, r2, 1
adds r0, r3, r0
ldr r1, =0x00003014
adds r2, r1, 0
strh r2, [r0]
strh r2, [r0, 0x2]
adds r1, r0, 0
adds r1, 0x40
strh r2, [r1]
adds r0, 0x42
strh r2, [r0]
ldr r0, =gUnknown_03005D9C
ldr r0, [r0]
adds r0, r3, r0
ldrh r1, [r4]
strh r1, [r0]
ldrh r1, [r4, 0x2]
strh r1, [r0, 0x2]
adds r2, r0, 0
adds r2, 0x40
ldrh r1, [r4, 0x4]
strh r1, [r2]
adds r0, 0x42
ldrh r1, [r4, 0x6]
strh r1, [r0]
_0808A066:
ldr r0, =gUnknown_03005DA0
ldr r0, [r0]
adds r3, r0
ldrh r0, [r4, 0x8]
strh r0, [r3]
ldrh r0, [r4, 0xA]
strh r0, [r3, 0x2]
adds r1, r3, 0
adds r1, 0x40
ldrh r0, [r4, 0xC]
strh r0, [r1]
adds r3, 0x42
ldrh r0, [r4, 0xE]
strh r0, [r3]
_0808A082:
movs r0, 0x1
bl schedule_bg_copy_tilemap_to_vram
movs r0, 0x2
bl schedule_bg_copy_tilemap_to_vram
movs r0, 0x3
bl schedule_bg_copy_tilemap_to_vram
pop {r4}
pop {r0}
bx r0
.pool
thumb_func_end DrawMetatile
thumb_func_start MapPosToBgTilemapOffset
@ u32 MapPosToBgTilemapOffset(struct struc_28 *, u32 x, u32 y)
MapPosToBgTilemapOffset: @ 808A0AC
push {r4,r5,lr}
adds r4, r0, 0
ldr r0, =gSaveBlock1Ptr
ldr r3, [r0]
movs r5, 0
ldrsh r0, [r3, r5]
subs r1, r0
lsls r1, 1
cmp r1, 0x1F
bhi _0808A0D6
ldrb r0, [r4, 0x2]
adds r1, r0
cmp r1, 0x1F
ble _0808A0CA
subs r1, 0x20
_0808A0CA:
movs r5, 0x2
ldrsh r0, [r3, r5]
subs r0, r2, r0
lsls r2, r0, 1
cmp r2, 0x1F
bls _0808A0E0
_0808A0D6:
movs r0, 0x1
negs r0, r0
b _0808A0EE
.pool
_0808A0E0:
ldrb r0, [r4, 0x3]
adds r2, r0
cmp r2, 0x1F
ble _0808A0EA
subs r2, 0x20
_0808A0EA:
lsls r0, r2, 5
adds r0, r1
_0808A0EE:
pop {r4,r5}
pop {r1}
bx r1
thumb_func_end MapPosToBgTilemapOffset
thumb_func_start CameraUpdateCallback
@ void CameraUpdateCallback(struct CameraUpdateInfo *info)
CameraUpdateCallback: @ 808A0F4
push {lr}
adds r3, r0, 0
ldr r2, [r3, 0x4]
cmp r2, 0
beq _0808A114
ldr r1, =gSprites
lsls r0, r2, 4
adds r0, r2
lsls r0, 2
adds r0, r1
movs r2, 0x32
ldrsh r1, [r0, r2]
str r1, [r3, 0x8]
movs r1, 0x34
ldrsh r0, [r0, r1]
str r0, [r3, 0xC]
_0808A114:
pop {r0}
bx r0
.pool
thumb_func_end CameraUpdateCallback
thumb_func_start ResetCameraUpdateInfo
@ void ResetCameraUpdateInfo()
ResetCameraUpdateInfo: @ 808A11C
ldr r1, =gUnknown_03005DD0
movs r0, 0
str r0, [r1, 0x8]
str r0, [r1, 0xC]
str r0, [r1, 0x10]
str r0, [r1, 0x14]
str r0, [r1, 0x4]
str r0, [r1]
bx lr
.pool
thumb_func_end ResetCameraUpdateInfo
thumb_func_start InitCameraUpdateCallback
@ u8 InitCameraUpdateCallback(u8 followedObjectId)
InitCameraUpdateCallback: @ 808A134
push {r4,r5,lr}
lsls r0, 24
lsrs r5, r0, 24
ldr r4, =gUnknown_03005DD0
ldr r1, [r4, 0x4]
cmp r1, 0
beq _0808A150
lsls r0, r1, 4
adds r0, r1
lsls r0, 2
ldr r1, =gSprites
adds r0, r1
bl DestroySprite
_0808A150:
adds r0, r5, 0
bl AddCameraObject
lsls r0, 24
lsrs r0, 24
str r0, [r4, 0x4]
ldr r0, =CameraUpdateCallback
str r0, [r4]
movs r0, 0
pop {r4,r5}
pop {r1}
bx r1
.pool
thumb_func_end InitCameraUpdateCallback
thumb_func_start CameraUpdate
@ void CameraUpdate()
CameraUpdate: @ 808A174
push {r4-r7,lr}
mov r7, r8
push {r7}
ldr r6, =gUnknown_03005DD0
ldr r1, [r6]
cmp r1, 0
beq _0808A188
adds r0, r6, 0
bl _call_via_r1
_0808A188:
ldr r7, [r6, 0x8]
ldr r0, [r6, 0xC]
mov r8, r0
movs r4, 0
movs r5, 0
ldr r1, [r6, 0x10]
ldr r0, [r6, 0x14]
cmp r1, 0
bne _0808A1A6
cmp r7, 0
beq _0808A1A6
subs r4, 0x1
cmp r7, 0
ble _0808A1A6
movs r4, 0x1
_0808A1A6:
cmp r0, 0
bne _0808A1BA
mov r2, r8
cmp r2, 0
beq _0808A1BA
movs r5, 0x1
negs r5, r5
cmp r2, 0
ble _0808A1BA
movs r5, 0x1
_0808A1BA:
cmp r1, 0
beq _0808A1CC
cmn r1, r7
bne _0808A1CC
movs r4, 0x1
negs r4, r4
cmp r7, 0
ble _0808A1CC
movs r4, 0x1
_0808A1CC:
cmp r0, 0
beq _0808A1E0
mov r3, r8
cmn r0, r3
bne _0808A1E0
movs r4, 0x1
negs r4, r4
cmp r3, 0
ble _0808A1E0
movs r4, 0x1
_0808A1E0:
ldr r2, =gUnknown_03005DD0
ldr r0, [r2, 0x10]
adds r1, r0, r7
str r1, [r2, 0x10]
adds r0, r1, 0
cmp r1, 0
bge _0808A1F0
adds r0, 0xF
_0808A1F0:
asrs r0, 4
lsls r0, 4
subs r0, r1, r0
str r0, [r2, 0x10]
ldr r0, [r2, 0x14]
mov r3, r8
adds r1, r0, r3
str r1, [r2, 0x14]
adds r0, r1, 0
cmp r1, 0
bge _0808A208
adds r0, 0xF
_0808A208:
asrs r0, 4
lsls r0, 4
subs r0, r1, r0
str r0, [r2, 0x14]
cmp r4, 0
bne _0808A218
cmp r5, 0
beq _0808A24E
_0808A218:
adds r0, r4, 0
adds r1, r5, 0
bl CameraMove
adds r0, r4, 0
adds r1, r5, 0
bl UpdateFieldObjectsForCameraUpdate
adds r0, r4, 0
adds r1, r5, 0
bl RotatingGatePuzzleCameraUpdate
bl ResetBerryTreeSparkleFlags
ldr r6, =gUnknown_03000E20
lsls r4, 1
lsls r5, 1
adds r0, r6, 0
adds r1, r4, 0
adds r2, r5, 0
bl tilemap_move_something
adds r0, r6, 0
adds r1, r4, 0
adds r2, r5, 0
bl RedrawMapSlicesForCameraUpdate
_0808A24E:
ldr r0, =gUnknown_03000E20
adds r1, r7, 0
mov r2, r8
bl coords8_add
ldr r1, =gUnknown_03005DEC
ldrh r0, [r1]
subs r0, r7
strh r0, [r1]
ldr r1, =gUnknown_03005DE8
ldrh r0, [r1]
mov r2, r8
subs r0, r2
strh r0, [r1]
pop {r3}
mov r8, r3
pop {r4-r7}
pop {r0}
bx r0
.pool
thumb_func_end CameraUpdate
thumb_func_start sub_808A284
sub_808A284: @ 808A284
push {r4,r5,lr}
adds r4, r0, 0
adds r5, r1, 0
bl CameraMove
lsls r0, r4, 16
asrs r0, 16
lsls r1, r5, 16
asrs r1, 16
bl UpdateFieldObjectsForCameraUpdate
bl DrawWholeMapView
ldr r1, =gUnknown_03005DEC
lsls r4, 4
ldrh r0, [r1]
subs r0, r4
strh r0, [r1]
ldr r1, =gUnknown_03005DE8
lsls r5, 4
ldrh r0, [r1]
subs r0, r5
strh r0, [r1]
pop {r4,r5}
pop {r0}
bx r0
.pool
thumb_func_end sub_808A284
thumb_func_start SetCameraPanningCallback
@ void SetCameraPanningCallback(void ( *callback)())
SetCameraPanningCallback: @ 808A2C0
ldr r1, =gUnknown_03000E30
str r0, [r1]
bx lr
.pool
thumb_func_end SetCameraPanningCallback
thumb_func_start SetCameraPanning
@ void SetCameraPanning(s16 x, s16 y)
SetCameraPanning: @ 808A2CC
ldr r2, =gUnknown_03000E28
strh r0, [r2]
ldr r0, =gUnknown_03000E2A
lsls r1, 16
asrs r1, 16
adds r1, 0x20
strh r1, [r0]
bx lr
.pool
thumb_func_end SetCameraPanning
thumb_func_start InstallCameraPanAheadCallback
@ void InstallCameraPanAheadCallback()
InstallCameraPanAheadCallback: @ 808A2E4
ldr r1, =gUnknown_03000E30
ldr r0, =CameraPanningCB_PanAhead
str r0, [r1]
ldr r1, =gUnknown_03000E2C
movs r0, 0
strb r0, [r1]
ldr r1, =gUnknown_03000E28
movs r0, 0
strh r0, [r1]
ldr r1, =gUnknown_03000E2A
movs r0, 0x20
strh r0, [r1]
bx lr
.pool
thumb_func_end InstallCameraPanAheadCallback
thumb_func_start UpdateCameraPanning
@ void UpdateCameraPanning()
UpdateCameraPanning: @ 808A314
push {lr}
ldr r0, =gUnknown_03000E30
ldr r0, [r0]
cmp r0, 0
beq _0808A322
bl _call_via_r0
_0808A322:
ldr r2, =gSpriteCoordOffsetX
ldr r0, =gUnknown_03005DEC
ldr r1, =gUnknown_03000E28
ldrh r0, [r0]
ldrh r1, [r1]
subs r0, r1
strh r0, [r2]
ldr r2, =gSpriteCoordOffsetY
ldr r0, =gUnknown_03005DE8
ldr r1, =gUnknown_03000E2A
ldrh r0, [r0]
ldrh r1, [r1]
subs r0, r1
subs r0, 0x8
strh r0, [r2]
pop {r0}
bx r0
.pool
thumb_func_end UpdateCameraPanning
thumb_func_start CameraPanningCB_PanAhead
@ void CameraPanningCB_PanAhead()
CameraPanningCB_PanAhead: @ 808A360
push {lr}
ldr r0, =gUnknown_02037348
ldrb r0, [r0]
cmp r0, 0
bne _0808A374
bl InstallCameraPanAheadCallback
b _0808A3FC
.pool
_0808A374:
ldr r0, =gUnknown_02037590
ldrb r0, [r0, 0x3]
cmp r0, 0x1
bne _0808A394
ldr r0, =gUnknown_03000E2C
ldrb r1, [r0]
movs r2, 0x1
eors r1, r2
strb r1, [r0]
cmp r1, 0
beq _0808A3FC
b _0808A39A
.pool
_0808A394:
ldr r1, =gUnknown_03000E2C
movs r0, 0
strb r0, [r1]
_0808A39A:
bl player_get_direction_upper_nybble
lsls r0, 24
lsrs r0, 24
cmp r0, 0x2
bne _0808A3C4
ldr r2, =gUnknown_03000E2A
ldrh r3, [r2]
movs r0, 0
ldrsh r1, [r2, r0]
movs r0, 0x8
negs r0, r0
cmp r1, r0
ble _0808A3FC
subs r0, r3, 0x2
b _0808A3FA
.pool
_0808A3C4:
cmp r0, 0x1
bne _0808A3E0
ldr r1, =gUnknown_03000E2A
ldrh r2, [r1]
movs r3, 0
ldrsh r0, [r1, r3]
cmp r0, 0x47
bgt _0808A3FC
adds r0, r2, 0x2
strh r0, [r1]
b _0808A3FC
.pool
_0808A3E0:
ldr r2, =gUnknown_03000E2A
ldrh r0, [r2]
movs r3, 0
ldrsh r1, [r2, r3]
cmp r1, 0x1F
bgt _0808A3F4
adds r0, 0x2
b _0808A3FA
.pool
_0808A3F4:
cmp r1, 0x20
ble _0808A3FC
subs r0, 0x2
_0808A3FA:
strh r0, [r2]
_0808A3FC:
pop {r0}
bx r0
thumb_func_end CameraPanningCB_PanAhead
.align 2, 0 @ Don't pad with nop.