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pokecrystal/engine/title.asm

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split title screen functions into engine/title.asm
2013-09-15 22:59:53 +00:00
_TitleScreen: ; 10ed67
call WhiteBGMap
call ClearSprites
call ClearTileMap
; Turn BG Map update off
xor a
ld [hBGMapMode], a
; Reset timing variables
Address comments on PR 322
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ld hl, wJumptableIndex
split title screen functions into engine/title.asm
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ld [hli], a ; cf63 ; Scene?
ld [hli], a ; cf64
ld [hli], a ; cf65 ; Timer lo
ld [hl], a ; cf66 ; Timer hi
; Turn LCD off
call DisableLCD
; VRAM bank 1
ld a, 1
ld [rVBK], a
; Decompress running Suicune gfx
ld hl, TitleSuicuneGFX
ld de, VTiles1
call Decompress
; Clear screen palettes
ld hl, VBGMap0
ld bc, $0280
xor a
call ByteFill
; Fill tile palettes:
; BG Map 1:
; line 0 (copyright)
ld hl, VBGMap1
ld bc, $0020 ; one row
ld a, 7 ; palette
call ByteFill
; BG Map 0:
; Apply logo gradient:
; lines 3-4
Replaced "ldtile" and "dwtile" with the "tile" equs macro
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ld hl, VBGMap0 tile $06 ; (0,3)
split title screen functions into engine/title.asm
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ld bc, $0040 ; 2 rows
ld a, 2
call ByteFill
; line 5
Replaced "ldtile" and "dwtile" with the "tile" equs macro
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ld hl, VBGMap0 tile $0a ; (0,5)
split title screen functions into engine/title.asm
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ld bc, $0020 ; 1 row
ld a, 3
call ByteFill
; line 6
Replaced "ldtile" and "dwtile" with the "tile" equs macro
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ld hl, VBGMap0 tile $0c ; (0,6)
split title screen functions into engine/title.asm
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ld bc, $0020 ; 1 row
ld a, 4
call ByteFill
; line 7
Replaced "ldtile" and "dwtile" with the "tile" equs macro
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ld hl, VBGMap0 tile $0e ; (0,7)
split title screen functions into engine/title.asm
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ld bc, $0020 ; 1 row
ld a, 5
call ByteFill
; lines 8-9
Replaced "ldtile" and "dwtile" with the "tile" equs macro
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ld hl, VBGMap0 tile $10 ; (0,8)
split title screen functions into engine/title.asm
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ld bc, $0040 ; 2 rows
ld a, 6
call ByteFill
; 'CRYSTAL VERSION'
ld hl, $9925 ; (5,9)
ld bc, $000b ; length of version text
ld a, 1
call ByteFill
; Suicune gfx
Replaced "ldtile" and "dwtile" with the "tile" equs macro
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ld hl, VBGMap0 tile $18 ; (0,12)
split title screen functions into engine/title.asm
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ld bc, $00c0 ; the rest of the screen
ld a, 8
call ByteFill
; Back to VRAM bank 0
ld a, $0
ld [rVBK], a
; Decompress logo
ld hl, TitleLogoGFX
ld de, VTiles1
call Decompress
; Decompress background crystal
ld hl, TitleCrystalGFX
ld de, VTiles0
call Decompress
; Clear screen tiles
ld hl, VBGMap0
ld bc, $0800
ld a, $7f
call ByteFill
; Draw Pokemon logo
Use {hl,de,bc}coord macros wherever possible.
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hlcoord 0, 3
lb bc, 7, 20
split title screen functions into engine/title.asm
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ld d, $80
ld e, $14
Fix a title screen label that accidentally made its way into bank 1. Somehow, a title screen (bank 0x43) function had its label put in bank 1. This caused changes to either bank to break the compiled rom. fixes 61a3d145
2014-04-09 22:27:29 +00:00
call DrawTitleGraphic
split title screen functions into engine/title.asm
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; Draw copyright text
ld hl, $9c03 ; BGMap1(3,0)
Use {hl,de,bc}coord macros wherever possible.
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lb bc, 1, 13
split title screen functions into engine/title.asm
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ld d, $c
ld e, $10
Fix a title screen label that accidentally made its way into bank 1. Somehow, a title screen (bank 0x43) function had its label put in bank 1. This caused changes to either bank to break the compiled rom. fixes 61a3d145
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call DrawTitleGraphic
split title screen functions into engine/title.asm
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; Initialize running Suicune?
ld d, $0
So very jumb
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call LoadSuicuneFrame
split title screen functions into engine/title.asm
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; Initialize background crystal
So very jumb
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call InitializeBackground
split title screen functions into engine/title.asm
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; Save WRAM bank
ld a, [rSVBK]
push af
; WRAM bank 5
ld a, 5
ld [rSVBK], a
; Update palette colors
ld hl, TitleScreenPalettes
Blindly use wram labels for everything except mobile, part 2.
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ld de, Unkn1Pals
So very jumb
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ld bc, 4 * 32
split title screen functions into engine/title.asm
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call CopyBytes
ld hl, TitleScreenPalettes
Blindly use wram labels for everything except mobile, part 2.
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ld de, BGPals
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ld bc, 4 * 32
split title screen functions into engine/title.asm
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call CopyBytes
; Restore WRAM bank
pop af
ld [rSVBK], a
; LY/SCX trickery starts here
ld a, [rSVBK]
push af
ld a, 5 ; BANK(LYOverrides)
ld [rSVBK], a
; Make alternating lines come in from opposite sides
; ( This part is actually totally pointless, you can't
; see anything until these values are overwritten! )
ld b, 80 / 2 ; alternate for 80 lines
ld hl, LYOverrides
.loop
; $00 is the middle position
ld [hl], +112 ; coming from the left
inc hl
ld [hl], -112 ; coming from the right
inc hl
dec b
jr nz, .loop
; Make sure the rest of the buffer is empty
ld hl, LYOverrides + 80
xor a
ld bc, LYOverridesEnd - (LYOverrides + 80)
call ByteFill
; Let LCD Stat know we're messing around with SCX
ld a, rSCX - rJOYP
ld [hLCDStatCustom], a
pop af
ld [rSVBK], a
; Reset audio
call ChannelsOff
call EnableLCD
; Set sprite size to 8x16
ld a, [rLCDC]
set 2, a
ld [rLCDC], a
ld a, +112
ld [hSCX], a
ld a, 8
ld [hSCY], a
ld a, 7
ld [hWX], a
ld a, -112
ld [hWY], a
ld a, $1
ld [hCGBPalUpdate], a
; Update BG Map 0 (bank 0)
ld [hBGMapMode], a
xor a
Plus 4 on person events; feeble attempt to annotate color functions
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ld [Unkn1Pals + 2], a
split title screen functions into engine/title.asm
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; Play starting sound effect
call SFXChannelsOff
ld de, SFX_TITLE_SCREEN_ENTRANCE
rename 'StartSFX' to 'PlaySFX'
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call PlaySFX
split title screen functions into engine/title.asm
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ret
; 10eea7
So very jumb
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SuicuneFrameIterator: ; 10eea7
Plus 4 on person events; feeble attempt to annotate color functions
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ld hl, Unkn1Pals + 2
split title screen functions into engine/title.asm
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ld a, [hl]
ld c, a
inc [hl]
So very jumb
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; Only do this once every eight frames
and (1 << 3) - 1
split title screen functions into engine/title.asm
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ret nz
So very jumb
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split title screen functions into engine/title.asm
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ld a, c
So very jumb
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and 3 << 3
split title screen functions into engine/title.asm
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sla a
swap a
ld e, a
ld d, $0
So very jumb
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ld hl, .Frames
split title screen functions into engine/title.asm
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add hl, de
ld d, [hl]
xor a
ld [hBGMapMode], a
So very jumb
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call LoadSuicuneFrame
split title screen functions into engine/title.asm
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ld a, $1
ld [hBGMapMode], a
ld a, $3
ld [hBGMapThird], a
ret
; 10eece
So very jumb
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.Frames: ; 10eece
db $80 ; VTiles4 tile $00
db $88 ; VTiles4 tile $08
db $00 ; VTiles5 tile $00
db $08 ; VTiles5 tile $08
Compressed title screen graphics are padded too.
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; 10eed2
split title screen functions into engine/title.asm
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So very jumb
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LoadSuicuneFrame: ; 10eed2
Use {hl,de,bc}coord macros wherever possible.
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hlcoord 6, 12
So very jumb
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ld b, 6
.row
ld c, 8
.col
split title screen functions into engine/title.asm
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ld a, d
ld [hli], a
inc d
dec c
So very jumb
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jr nz, .col
ld a, SCREEN_WIDTH - 8
split title screen functions into engine/title.asm
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add l
ld l, a
So very jumb
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ld a, 0
split title screen functions into engine/title.asm
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adc h
ld h, a
So very jumb
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ld a, 8
split title screen functions into engine/title.asm
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add d
ld d, a
dec b
So very jumb
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jr nz, .row
split title screen functions into engine/title.asm
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ret
; 10eeef
Fix a title screen label that accidentally made its way into bank 1. Somehow, a title screen (bank 0x43) function had its label put in bank 1. This caused changes to either bank to break the compiled rom. fixes 61a3d145
2014-04-09 22:27:29 +00:00
DrawTitleGraphic: ; 10eeef
; input:
; hl: draw location
; b: height
; c: width
; d: tile to start drawing from
; e: number of tiles to advance for each row
So very jumb
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.row
split title screen functions into engine/title.asm
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push de
push bc
push hl
So very jumb
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.col
split title screen functions into engine/title.asm
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ld a, d
ld [hli], a
inc d
dec c
So very jumb
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jr nz, .col
split title screen functions into engine/title.asm
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pop hl
So very jumb
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ld bc, SCREEN_WIDTH
split title screen functions into engine/title.asm
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add hl, bc
pop bc
pop de
ld a, e
add d
ld d, a
dec b
So very jumb
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jr nz, .row
split title screen functions into engine/title.asm
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ret
; 10ef06
So very jumb
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InitializeBackground: ; 10ef06
split title screen functions into engine/title.asm
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ld hl, Sprites
So very jumb
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ld d, -$22
split title screen functions into engine/title.asm
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ld e, $0
So very jumb
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ld c, 5
.loop
split title screen functions into engine/title.asm
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push bc
So very jumb
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call .InitColumn
split title screen functions into engine/title.asm
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pop bc
ld a, $10
add d
ld d, a
dec c
So very jumb
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jr nz, .loop
split title screen functions into engine/title.asm
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ret
; 10ef1c
So very jumb
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.InitColumn: ; 10ef1c
split title screen functions into engine/title.asm
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ld c, $6
ld b, $40
Plus 4 on person events; feeble attempt to annotate color functions
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.loop2
split title screen functions into engine/title.asm
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ld a, d
ld [hli], a
ld a, b
ld [hli], a
add $8
ld b, a
ld a, e
ld [hli], a
Reverted ld_hl_pointer macro
2015-07-21 02:18:18 +00:00
rept 2
split title screen functions into engine/title.asm
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inc e
Reverted ld_hl_pointer macro
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endr
split title screen functions into engine/title.asm
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ld a, $80
ld [hli], a
dec c
Plus 4 on person events; feeble attempt to annotate color functions
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jr nz, .loop2
split title screen functions into engine/title.asm
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ret
; 10ef32
AnimateTitleCrystal: ; 10ef32
; Move the title screen crystal downward until it's fully visible
; Stop at y=6
; y is really from the bottom of the sprite, which is two tiles high
ld hl, Sprites
ld a, [hl]
So very jumb
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cp 6 + $10
split title screen functions into engine/title.asm
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ret z
; Move all 30 parts of the crystal down by 2
ld c, 30
.loop
ld a, [hl]
add 2
ld [hli], a
Reverted ld_hl_pointer macro
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rept 3
split title screen functions into engine/title.asm
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inc hl
Reverted ld_hl_pointer macro
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endr
split title screen functions into engine/title.asm
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dec c
jr nz, .loop
ret
; 10ef46
TitleSuicuneGFX: ; 10ef46
Image extensions in gfx/{intro,title}.
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INCBIN "gfx/title/suicune.w128.2bpp.lz"
Compressed title screen graphics are padded too.
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; 10f326
split title screen functions into engine/title.asm
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TitleLogoGFX: ; 10f326
Image extensions in gfx/{intro,title}.
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INCBIN "gfx/title/logo.w160.t4.2bpp.lz"
Compressed title screen graphics are padded too.
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; 10fcee
split title screen functions into engine/title.asm
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TitleCrystalGFX: ; 10fcee
Image extensions in gfx/{intro,title}.
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INCBIN "gfx/title/crystal.w48.interleave.2bpp.lz"
Compressed title screen graphics are padded too.
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; 10fede
split title screen functions into engine/title.asm
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TitleScreenPalettes:
; BG
RGB 00, 00, 00
RGB 19, 00, 00
RGB 15, 08, 31
RGB 15, 08, 31
RGB 00, 00, 00
RGB 31, 31, 31
RGB 15, 16, 31
RGB 31, 01, 13
RGB 00, 00, 00
RGB 07, 07, 07
RGB 31, 31, 31
RGB 02, 03, 30
RGB 00, 00, 00
RGB 13, 13, 13
RGB 31, 31, 18
RGB 02, 03, 30
RGB 00, 00, 00
RGB 19, 19, 19
RGB 29, 28, 12
RGB 02, 03, 30
RGB 00, 00, 00
RGB 25, 25, 25
RGB 28, 25, 06
RGB 02, 03, 30
RGB 00, 00, 00
RGB 31, 31, 31
RGB 26, 21, 00
RGB 02, 03, 30
RGB 00, 00, 00
RGB 11, 11, 19
RGB 31, 31, 31
RGB 00, 00, 00
; OBJ
RGB 00, 00, 00
RGB 10, 00, 15
RGB 17, 05, 22
RGB 19, 09, 31
RGB 31, 31, 31
RGB 00, 00, 00
RGB 00, 00, 00
RGB 00, 00, 00
RGB 31, 31, 31
RGB 00, 00, 00
RGB 00, 00, 00
RGB 00, 00, 00
RGB 31, 31, 31
RGB 00, 00, 00
RGB 00, 00, 00
RGB 00, 00, 00
RGB 31, 31, 31
RGB 00, 00, 00
RGB 00, 00, 00
RGB 00, 00, 00
RGB 31, 31, 31
RGB 00, 00, 00
RGB 00, 00, 00
RGB 00, 00, 00
RGB 31, 31, 31
RGB 00, 00, 00
RGB 00, 00, 00
RGB 00, 00, 00
RGB 31, 31, 31
RGB 00, 00, 00
RGB 00, 00, 00
RGB 00, 00, 00