ref: 451f7fce291cf038240f7b5cd4ce404b8222b6c7
dir: /engine/titlescreen.asm/
; copy text of fixed length $b (like player name, rival name, mon names, ...) CopyFixedLengthText: ; 42b1 (1:42b1) ld bc, $b jp CopyData SetDefaultNamesBeforeTitlescreen: ; 42b7 (1:42b7) ld hl, NintenText ld de, wPlayerName ; wd158 call CopyFixedLengthText ld hl, SonyText ld de, W_RIVALNAME ; wd34a call CopyFixedLengthText xor a ld [hWY], a ld [wd358], a ld hl, wd732 ld [hli], a ld [hli], a ld [hl], a ld a, BANK(Music_TitleScreen) ld [wc0ef], a ld [wc0f0], a LoadTitlescreenGraphics: ; 42dd (1:42dd) call GBPalWhiteOut ld a, $1 ld [H_AUTOBGTRANSFERENABLED], a ; $ffba xor a ld [hTilesetType], a ld [hSCX], a ld a, $40 ld [hSCY], a ld a, $90 ld [hWY], a call ClearScreen call DisableLCD call LoadFontTilePatterns ld hl, NintendoCopyrightLogoGraphics ; $60c8 ld de, vTitleLogo2 + $100 ld bc, $50 ld a, BANK(NintendoCopyrightLogoGraphics) call FarCopyData2 ld hl, GamefreakLogoGraphics ; $61f8 ld de, vTitleLogo2 + $100 + $50 ld bc, $90 ld a, BANK(GamefreakLogoGraphics) call FarCopyData2 ld hl, PokemonLogoGraphics ; $5380 ld de, vTitleLogo ld bc, $600 ld a, BANK(PokemonLogoGraphics) call FarCopyData2 ; first chunk ld hl, PokemonLogoGraphics+$600 ; $5980 ld de, vTitleLogo2 ld bc, $100 ld a, BANK(PokemonLogoGraphics) call FarCopyData2 ; second chunk ld hl, Version_GFX ; $402f IF DEF(_RED) ld de,vChars2 + $600 ld bc,$50 ENDC IF DEF(_BLUE) ld de,vChars2 + $600 + $10 ld bc,$50 - $10 ENDC ld a, BANK(Version_GFX) call FarCopyDataDouble call Func_4519 hlCoord 2, 1 ld a, $80 ld de, $14 ld c, $6 .asm_434d ld b, $10 push hl .asm_4350 ld [hli], a inc a dec b jr nz, .asm_4350 pop hl add hl, de dec c jr nz, .asm_434d hlCoord 2, 7 ld a, $31 ld b, $10 .asm_4361 ld [hli], a inc a dec b jr nz, .asm_4361 call Func_44dd ld hl, wOAMBuffer + $28 ld a, $74 ld [hl], a hlCoord 2, 17 ld de, .titlescreenTilemap ; $437f ld b, $10 .asm_4377 ld a, [de] ld [hli], a inc de dec b jr nz, .asm_4377 jr .asm_438f .titlescreenTilemap ; 437f (1:437f) db $41,$42,$43,$42,$44,$42,$45,$46,$47,$48,$49,$4A,$4B,$4C,$4D,$4E ; ©'95.'96.'98 GAME FREAK inc. .asm_438f call SaveScreenTilesToBuffer2 call LoadScreenTilesFromBuffer2 call EnableLCD IF DEF(_RED) ld a,CHARMANDER ; which Pokemon to show first on the title screen ENDC IF DEF(_BLUE) ld a,SQUIRTLE ; which Pokemon to show first on the title screen ENDC ld [wWhichTrade], a ; wWhichTrade call Func_4524 ld a, $9b call Func_4533 call SaveScreenTilesToBuffer1 ld a, $40 ld [hWY], a call LoadScreenTilesFromBuffer2 ld a, $98 call Func_4533 ld b, $6 call GoPAL_SET call GBPalNormal ld a, $e4 ld [rOBP0], a ; $ff48 ld bc, $ffaf ; background scroll Y ld hl, .TitleScreenPokemonLogoYScrolls ; $43db .asm_43c6 ld a, [hli] and a jr z, .asm_43f4 ld d, a cp $fd jr nz, .asm_43d4 ld a, (SFX_1f_62 - SFX_Headers_1f) / 3 call PlaySound .asm_43d4 ld a, [hli] ld e, a call .ScrollTitleScreenPokemonLogo jr .asm_43c6 .TitleScreenPokemonLogoYScrolls: ; 43db (1:43db) ; Controls the bouncing effect of the Pokemon logo on the title screen db -4,16 ; y scroll amount, number of times to scroll db 3,4 db -3,4 db 2,2 db -2,2 db 1,2 db -1,2 db 0 ; terminate list with 0 .ScrollTitleScreenPokemonLogo ; Scrolls the Pokemon logo on the title screen to create the bouncing effect ; Scrolls d pixels e times call DelayFrame ld a, [bc] add d ld [bc], a dec e jr nz, .ScrollTitleScreenPokemonLogo ret .asm_43f4 call LoadScreenTilesFromBuffer1 ld c, $24 call DelayFrames ld a, (SFX_1f_63 - SFX_Headers_1f) / 3 call PlaySound call PrintGameVersionOnTitleScreen ld a, $90 ld [hWY], a ld d, $90 .asm_440a ld h, d ld l, $40 call Func_44cf ld h, $0 ld l, $50 call Func_44cf ld a, d add $4 ld d, a and a jr nz, .asm_440a ld a, $9c call Func_4533 call LoadScreenTilesFromBuffer2 call PrintGameVersionOnTitleScreen call Delay3 call WaitForSoundToFinish ld a, MUSIC_TITLE_SCREEN ld [wc0ee], a call PlaySound xor a ld [wcc5b], a .asm_443b ld c, $c8 call CheckForUserInterruption jr c, .asm_4459 call Func_44c1 ld c, $1 call CheckForUserInterruption jr c, .asm_4459 callba Func_372ac call Func_4496 jr .asm_443b .asm_4459 ld a, [wWhichTrade] ; wWhichTrade call PlayCry call WaitForSoundToFinish call GBPalWhiteOutWithDelay3 call ClearSprites xor a ld [hWY], a inc a ld [H_AUTOBGTRANSFERENABLED], a ; $ffba call ClearScreen ld a, $98 call Func_4533 ld a, $9c call Func_4533 call Delay3 call LoadGBPal ld a, [hJoyHeld] ld b, a and $46 cp $46 jp z, Func_448e jp MainMenu Func_448e: ; 448e (1:448e) ld b, BANK(Func_1c98a) ld hl, Func_1c98a jp Bankswitch Func_4496: ; 4496 (1:4496) ld a, $98 call Func_4533 .new ; Generate a new TitleMon. call Random and $f ld c, a ld b, 0 ld hl, TitleMons add hl, bc ld a, [hl] ld hl, wWhichTrade ; wWhichTrade ; Can't be the same as before. cp [hl] jr z, .new ld [hl], a call Func_4524 ld a, $90 ld [hWY], a ld d, 1 ; scroll out callba TitleScroll ret Func_44c1: ; 44c1 (1:44c1) ld d, 0 ; scroll in callba TitleScroll xor a ld [hWY], a ret Func_44cf: ; 44cf (1:44cf) .wait ld a, [$ff44] ; rLY cp l jr nz, .wait ld a, h ld [rSCX], a ; $ff43 .wait2 ld a, [$ff44] ; rLY cp h jr z, .wait2 ret Func_44dd: ; 44dd (1:44dd) ld hl, PlayerCharacterTitleGraphics ; $66a8 ld de, vSprites ld bc, $230 ld a, BANK(PlayerCharacterTitleGraphics) call FarCopyData2 call ClearSprites xor a ld [wWhichTrade], a ; wWhichTrade ld hl, wOAMBuffer ld de, $605a ld b, $7 .asm_44fa push de ld c, $5 .asm_44fd ld a, d ld [hli], a ld a, e ld [hli], a add $8 ld e, a ld a, [wWhichTrade] ; wWhichTrade ld [hli], a inc a ld [wWhichTrade], a ; wWhichTrade inc hl dec c jr nz, .asm_44fd pop de ld a, $8 add d ld d, a dec b jr nz, .asm_44fa ret Func_4519: ; 4519 (1:4519) ld hl, vBGMap0 ld bc, $800 ld a, $7f jp FillMemory Func_4524: ; 4524 (1:4524) ld [wcf91], a ld [wd0b5], a hlCoord 5, 10 call GetMonHeader jp LoadFrontSpriteByMonIndex Func_4533: ; 4533 (1:4533) ld [$ffbd], a jp Delay3 LoadCopyrightAndTextBoxTiles: ; 4538 (1:4538) xor a ld [hWY], a call ClearScreen call LoadTextBoxTilePatterns LoadCopyrightTiles: ; 4541 (1:4541) ld de, NintendoCopyrightLogoGraphics ; $60c8 ld hl, vChars2 + $600 ld bc, (BANK(NintendoCopyrightLogoGraphics) << 8) + $1c call CopyVideoData hlCoord 2, 7 ld de, CopyrightTextString ; $4556 jp PlaceString CopyrightTextString: ; 4556 (1:4556) db $60,$61,$62,$61,$63,$61,$64,$7F,$65,$66,$67,$68,$69,$6A ; ©'95.'96.'98 Nintendo next $60,$61,$62,$61,$63,$61,$64,$7F,$6B,$6C,$6D,$6E,$6F,$70,$71,$72 ; ©'95.'96.'98 Creatures inc. next $60,$61,$62,$61,$63,$61,$64,$7F,$73,$74,$75,$76,$77,$78,$79,$7A,$7B ; ©'95.'96.'98 GAME FREAK inc. db "@" INCLUDE "data/title_mons.asm" ; prints version text (red, blue) PrintGameVersionOnTitleScreen: ; 4598 (1:4598) hlCoord 7, 8 ld de, VersionOnTitleScreenText jp PlaceString ; these point to special tiles specifically loaded for that purpose and are not usual text VersionOnTitleScreenText: ; 45a1 (1:45a1) IF DEF(_RED) db $60,$61,$7F,$65,$66,$67,$68,$69,"@" ; "Red Version" ENDC IF DEF(_BLUE) db $61,$62,$63,$64,$65,$66,$67,$68,"@" ; "Blue Version" ENDC