pokecrystal-board/event/magnet_train.asm
2015-11-16 21:46:36 -05:00

486 lines
6.7 KiB
NASM
Executable File

Special_MagnetTrain: ; 8cc04
ld a, [ScriptVar]
and a
jr nz, .ToGoldenrod
ld a, 1 ; forwards
lb bc, $40, $60
ld de, $fca0
jr .continue
.ToGoldenrod
ld a, -1 ; backwards
lb bc, $c0, $a0
ld de, $b460
.continue
ld h, a
ld a, [rSVBK]
push af
ld a, $5
ld [rSVBK], a
ld a, h
ld [w5_d191], a
ld a, c
ld [w5_d192], a
ld a, b
ld [w5_d193], a
ld a, e
ld [w5_d194], a
ld a, d
ld [w5_d195], a
ld a, [hSCX]
push af
ld a, [hSCY]
push af
call Function8ccc9
ld hl, hVBlank
ld a, [hl]
push af
ld [hl], $1
.loop
ld a, [wJumptableIndex]
and a
jr z, .initialize
bit 7, a
jr nz, .done
callab Function8cf69
call Function8cdf7
call Function8cc99
call Function3b0c
call DelayFrame
jr .loop
.initialize
call Function8ceae
jr .loop
.done
pop af
ld [hVBlank], a
call ClearBGPalettes
xor a
ld [hLCDStatCustom], a
ld [hLCDStatCustom + 1], a
ld [hLCDStatCustom + 2], a
ld [hSCX], a
ld [Requested2bppSource], a
ld [Requested2bppSource + 1], a
ld [Requested2bppDest], a
ld [Requested2bppDest + 1], a
ld [Requested2bpp], a
call ClearTileMap
pop af
ld [hSCY], a
pop af
ld [hSCX], a
xor a
ld [hBGMapMode], a
pop af
ld [rSVBK], a
ret
; 8cc99
Function8cc99: ; 8cc99
ld hl, LYOverridesBackup
ld c, $2f
ld a, [wcf64]
add a
ld [hSCX], a
call Function8ccc4
ld c, $30
ld a, [wcf65]
call Function8ccc4
ld c, $31
ld a, [wcf64]
add a
call Function8ccc4
ld a, [wd191]
ld d, a
ld hl, wcf64
ld a, [hl]
rept 2
add d
endr
ld [hl], a
ret
; 8ccc4
Function8ccc4: ; 8ccc4
.asm_8ccc4
ld [hli], a
dec c
jr nz, .asm_8ccc4
ret
; 8ccc9
Function8ccc9: ; 8ccc9
call ClearBGPalettes
call ClearSprites
call DisableLCD
callab Function8cf53
call SetMagnetTrainPals
call DrawMagnetTrain
ld a, $90
ld [hWY], a
call EnableLCD
xor a
ld [hBGMapMode], a
ld [hSCX], a
ld [hSCY], a
ld a, [rSVBK]
push af
ld a, $1
ld [rSVBK], a
callba GetPlayerIcon
pop af
ld [rSVBK], a
ld hl, VTiles0
ld c, $4
call Request2bpp
ld hl, $c0
add hl, de
ld d, h
ld e, l
ld hl, VTiles0 tile $04
ld c, $4
call Request2bpp
call Function8cda6
ld hl, wJumptableIndex
xor a
ld [hli], a
ld a, [wd192]
rept 3
ld [hli], a
endr
ld de, MUSIC_MAGNET_TRAIN
call PlayMusic2
ret
; 8cd27
DrawMagnetTrain: ; 8cd27
ld hl, VBGMap0
xor a
.asm_8cd2b
call GetMagnetTrainBGTiles
ld b, 32 / 2
call .FillAlt
inc a
cp $12
jr c, .asm_8cd2b
ld hl, VBGMap0 tile $0c
ld de, MagnetTrainTilemap1
ld c, 20
call .FillLine
ld hl, VBGMap0 tile $0e
ld de, MagnetTrainTilemap2
ld c, 20
call .FillLine
ld hl, VBGMap0 tile $10
ld de, MagnetTrainTilemap3
ld c, 20
call .FillLine
ld hl, VBGMap0 tile $12
ld de, MagnetTrainTilemap4
ld c, 20
call .FillLine
ret
; 8cd65
.FillLine ; 8cd65
ld a, [de]
inc de
ld [hli], a
dec c
jr nz, .FillLine
ret
; 8cd6c
.FillAlt ; 8cd6c
ld [hl], e
inc hl
ld [hl], d
inc hl
dec b
jr nz, .FillAlt
ret
; 8cd74
GetMagnetTrainBGTiles: ; 8cd74
push hl
ld e, a
ld d, 0
ld hl, MagnetTrainBGTiles
rept 2
add hl, de
endr
ld e, [hl]
inc hl
ld d, [hl]
pop hl
ret
; 8cd82
MagnetTrainBGTiles: ; 8cd82
; Alternating tiles for each line
; of the Magnet Train tilemap.
db $4c, $4d ; bush
db $5c, $5d ; bush
db $4c, $4d ; bush
db $5c, $5d ; bush
db $08, $08 ; fence
db $18, $18 ; fence
db $1f, $1f ; track
db $31, $31 ; track
db $11, $11 ; track
db $11, $11 ; track
db $0d, $0d ; track
db $31, $31 ; track
db $04, $04 ; fence
db $18, $18 ; fence
db $4c, $4d ; bush
db $5c, $5d ; bush
db $4c, $4d ; bush
db $5c, $5d ; bush
; 8cda6
Function8cda6: ; 8cda6
ld hl, LYOverrides
ld bc, $90
ld a, [wd192]
call ByteFill
ld hl, LYOverridesBackup
ld bc, $90
ld a, [wd192]
call ByteFill
ld a, $43
ld [hLCDStatCustom], a
ret
; 8cdc3
SetMagnetTrainPals: ; 8cdc3
ld a, $1
ld [rVBK], a
; bushes
ld hl, VBGMap0
ld bc, 8 tiles
ld a, $2
call ByteFill
; train
ld hl, VBGMap0 tile $08
ld bc, 20 tiles
xor a
call ByteFill
; more bushes
ld hl, VBGMap0 tile $1c
ld bc, 8 tiles
ld a, $2
call ByteFill
; train window
ld hl, VBGMap0 tile $10 + 7
ld bc, 6
ld a, $4
call ByteFill
ld a, $0
ld [rVBK], a
ret
; 8cdf7
Function8cdf7: ; 8cdf7
ld a, [wJumptableIndex]
ld e, a
ld d, 0
ld hl, Jumptable_8ce06
rept 2
add hl, de
endr
ld a, [hli]
ld h, [hl]
ld l, a
jp [hl]
; 8ce06
Jumptable_8ce06: ; 8ce06
dw Function8ce19
dw Function8ce6d
dw Function8ce47
dw Function8ce6d
dw Function8ce7a
dw Function8ce6d
dw Function8cea2
; 8ce14
Function8ce14: ; 8ce14
ld hl, wJumptableIndex
inc [hl]
ret
; 8ce19
Function8ce19: ; 8ce19
ld d, $55
ld a, [wd194 + 1]
ld e, a
ld b, SPRITE_ANIM_INDEX_15
ld a, [rSVBK]
push af
ld a, $1
ld [rSVBK], a
ld a, [PlayerGender]
bit 0, a
jr z, .asm_8ce31
ld b, SPRITE_ANIM_INDEX_1F
.asm_8ce31
pop af
ld [rSVBK], a
ld a, b
call _InitSpriteAnimStruct
ld hl, $3
add hl, bc
ld [hl], $0
call Function8ce14
ld a, $80
ld [wcf66], a
ret
; 8ce47
Function8ce47: ; 8ce47
ld hl, wd193
ld a, [wcf65]
cp [hl]
jr z, .asm_8ce64
ld e, a
ld a, [wd191]
xor $ff
inc a
add e
ld [wcf65], a
ld hl, wc3c0
ld a, [wd191]
add [hl]
ld [hl], a
ret
.asm_8ce64
call Function8ce14
ld a, $80
ld [wcf66], a
ret
; 8ce6d
Function8ce6d: ; 8ce6d
ld hl, wcf66
ld a, [hl]
and a
jr z, .asm_8ce76
dec [hl]
ret
.asm_8ce76
call Function8ce14
ret
; 8ce7a
Function8ce7a: ; 8ce7a
ld hl, wd194
ld a, [wcf65]
cp [hl]
jr z, .asm_8ce9e
ld e, a
ld a, [wd191]
xor $ff
inc a
ld d, a
ld a, e
rept 2
add d
endr
ld [wcf65], a
ld hl, wc3c0
ld a, [wd191]
ld d, a
ld a, [hl]
rept 2
add d
endr
ld [hl], a
ret
ret
.asm_8ce9e
call Function8ce14
ret
; 8cea2
Function8cea2: ; 8cea2
ld a, $80
ld [wJumptableIndex], a
ld de, SFX_TRAIN_ARRIVED
call PlaySFX
ret
; 8ceae
Function8ceae: ; 8ceae
callba Function8cf69
call Function8cdf7
call Function8cc99
call Function3b0c
call DelayFrame
ld a, [rSVBK]
push af
ld a, $1
ld [rSVBK], a
ld a, [TimeOfDayPal]
push af
ld a, [wPermission]
push af
ld a, [TimeOfDay]
and $3
ld [TimeOfDayPal], a
ld a, $1
ld [wPermission], a
ld b, SCGB_09
call GetSGBLayout
call UpdateTimePals
ld a, [rBGP]
ld [wcfc7], a
ld a, [rOBP0]
ld [wcfc8], a
ld a, [rOBP1]
ld [wcfc9], a
pop af
ld [wPermission], a
pop af
ld [TimeOfDayPal], a
pop af
ld [rSVBK], a
ret
; 8ceff
MagnetTrainTilemap1:
db $1f, $05, $06, $0a, $0a
db $0a, $09, $0a, $0a, $0a
db $0a, $0a, $0a, $09, $0a
db $0a, $0a, $0b, $0c, $1f
MagnetTrainTilemap2:
db $14, $15, $16, $1a, $1a
db $1a, $19, $1a, $1a, $1a
db $1a, $1a, $1a, $19, $1a
db $1a, $1a, $1b, $1c, $1d
MagnetTrainTilemap3:
db $24, $25, $26, $27, $07
db $2f, $29, $28, $28, $28
db $28, $28, $28, $29, $07
db $2f, $2a, $2b, $2c, $2d
MagnetTrainTilemap4:
db $20, $1f, $2e, $1f, $17
db $00, $2e, $1f, $1f, $1f
db $1f, $1f, $1f, $2e, $17
db $00, $1f, $2e, $1f, $0f
; 8cf4f