Files
alttpr-baserom/events.asm
cassidoxa 815c2ab81f More fast hud
Added update hud flag
2023-06-08 11:21:42 -04:00

241 lines
7.9 KiB
NASM

OnPrepFileSelect:
LDA.b GameSubMode : CMP.b #$03 : BNE +
LDA.b #$06 : STA.b NMISTRIPES ; thing we wrote over
RTL
+
JSL.l LoadAlphabetTilemap
JML.l LoadFullItemTiles
;--------------------------------------------------------------------------------
OnDrawHud:
JSL.l DrawChallengeTimer ; this has to come before NewDrawHud because the timer overwrites the compass counter
JSL.l NewDrawHud
JSL.l SwapSpriteIfNecessary
JSL.l CuccoStorm
JSL.l PollService
JML.l ReturnFromOnDrawHud
;--------------------------------------------------------------------------------
OnDungeonEntrance:
STA.l PegColor ; thing we wrote over
JSL MaybeFlagDungeonTotalsEntrance
INC.w UpdateHUD
RTL
;--------------------------------------------------------------------------------
OnPlayerDead:
PHA
JSL.l SetDeathWorldChecked
JSL.l SetSilverBowMode
JSL.l RefreshRainAmmo
PLA
RTL
;--------------------------------------------------------------------------------
OnDungeonExit:
PHA : PHP
SEP #$20 ; set 8-bit accumulator
JSL.l SQEGFix
PLP : PLA
STA.w DungeonID : STZ.w Map16ChangeIndex ; thing we wrote over
PHA : PHP
JSL.l HUD_RebuildLong
INC.w UpdateHUD
JSL.l FloodGateResetInner
JSL.l SetSilverBowMode
PLP : PLA
RTL
;--------------------------------------------------------------------------------
OnQuit:
JSL.l SQEGFix
LDA.b #$00 : STA.l AltTextFlag ; bandaid patch bug with mirroring away from text
LDA.b #$10 : STA.b MAINDESQ ; thing we wrote over
RTL
;--------------------------------------------------------------------------------
OnUncleItemGet:
PHA
LDA.l EscapeAssist
BIT.b #$04 : BEQ + : STA.l InfiniteMagic : +
BIT.b #$02 : BEQ + : STA.l InfiniteBombs : +
BIT.b #$01 : BEQ + : STA.l InfiniteArrows : +
PLA
JSL.l Link_ReceiveItem
LDA.l UncleRefill : BIT.b #$04 : BEQ + : LDA.b #$80 : STA.l MagicFiller : + ; refill magic
LDA.l UncleRefill : BIT.b #$02 : BEQ + : LDA.b #50 : STA.l BombsFiller : + ; refill bombs
LDA.l UncleRefill : BIT.b #$01 : BEQ + ; refill arrows
LDA.b #70 : STA.l ArrowsFiller
LDA.l ArrowMode : BEQ +
LDA.l BowTracking : ORA.b #$80 : STA.l BowTracking ; enable bow toggle
REP #$20 ; set 16-bit accumulator
LDA.l CurrentRupees : !ADD.l FreeUncleItemAmount : STA.l CurrentRupees ; rupee arrows, so also give the player some money to start
SEP #$20 ; set 8-bit accumulator
+
LDA.l ProgressIndicator : BNE +
LDA.b #$01 : STA.l ProgressIndicator ; handle rain state
+
RTL
;--------------------------------------------------------------------------------
OnAga2Defeated:
JSL.l Dungeon_SaveRoomData_justKeys ; thing we wrote over, make sure this is first
LDA.b #$01 : STA.l Aga2Duck
JML.l IncrementAgahnim2Sword
;--------------------------------------------------------------------------------
OnFileCreation:
; Copy initial SRAM state from ROM to cart SRAM
; If the inital SRAM table is move these addresses must be changed
PHB
LDA.w #$03D7 ; \
LDX.w #$B000 ; | Copies from beginning of inital sram table up to file name
LDY.w #$0000 ; | (exclusively)
MVN !SRAMBank, !SRAMTableBank ; /
; Skip file name and validity value
LDA.w #$010C ; \
LDX.w #$B3E3 ; | Rando-Specific Assignments & Game Stats block
LDY.w #$03E3 ; |
MVN !SRAMBank, !SRAMTableBank ; /
PLB
; resolve instant post-aga if standard
SEP #$20
LDA.l InitProgressIndicator : BIT #$80 : BEQ +
LDA.b #$00 : STA.l ProgressIndicatorSRAM ; set post-aga after zelda rescue
LDA.b #$00 : STA.l OverworldEventDataSRAM+$02 ; keep rain state vanilla
+
REP #$20
; Set validity value and do some cleanup. Jump to checksum.
LDA.w #$55AA : STA.l FileValiditySRAM
JSL.l WriteNewFileChecksum
STZ.b Scrap00
STZ.b Scrap01
JML.l InitializeSaveFile_done
;--------------------------------------------------------------------------------
OnFileLoad:
REP #$10 ; set 16 bit index registers
JSL.l EnableForceBlank ; what we wrote over
LDA.b #$07 : STA.w BG34NBA ; Restore screen 3 to normal tile area
LDA.l FileMarker : BNE +
JSL.l OnNewFile
LDA.b #$FF : STA.l FileMarker
+
LDA.w DeathReloadFlag : BNE + ; don't adjust the worlds for "continue" or "save-continue"
LDA.l MosaicLevel : BNE + ; don't adjust worlds if mosiac is enabled (Read: mirroring in dungeon)
JSL.l DoWorldFix
+
JSL.l MasterSwordFollowerClear
LDA.b #$FF : STA.l RNGLockIn ; reset rng item lock-in
LDA.l GenericKeys : BEQ +
LDA.l CurrentGenericKeys : STA.l CurrentSmallKeys ; copy generic keys to key counter
+
JSL.l SetSilverBowMode
JSL.l RefreshRainAmmo
JSL.l SetEscapeAssist
LDA.l IsEncrypted : CMP.b #01 : BNE +
JSL LoadStaticDecryptionKey
+
SEP #$10 ; restore 8 bit index registers
RTL
;--------------------------------------------------------------------------------
OnNewFile:
PHX : PHP
; reset some values on new file that are otherwise only reset on hard reset
SEP #$20 ; set 8-bit accumulator
STZ.w AncillaSearch
STZ.w LayerAdjustment ; EG
STZ.w ArcVariable : STZ.w ArcVariable+1
STZ.w TreePullKills
STZ.w TreePullHits
STZ.w PrizePackIndexes
STZ.w PrizePackIndexes+1
STZ.w PrizePackIndexes+2
STZ.w PrizePackIndexes+3
STZ.w PrizePackIndexes+4
STZ.w PrizePackIndexes+5
STZ.w PrizePackIndexes+6
LDA.b #$00 : STA.l MosaicLevel
JSL InitRNGPointerTable
PLP : PLX
RTL
;--------------------------------------------------------------------------------
OnInitFileSelect:
LDA.b #$51 : STA.w $0AA2 ;<-- Line missing from JP1.0, needed to ensure "extra" copy of naming screen graphics are loaded.
JSL.l EnableForceBlank
RTL
;--------------------------------------------------------------------------------
OnLinkDamaged:
JSL.l IncrementDamageTakenCounter_Arb
JML.l OHKOTimer
;--------------------------------------------------------------------------------
;OnEnterWater:
; JSL.l UnequipCapeQuiet ; what we wrote over
;RTL
;--------------------------------------------------------------------------------
OnLinkDamagedFromPit:
JSL.l OHKOTimer
LDA.l AllowAccidentalMajorGlitch
BEQ ++
-- LDA.b #$14 : STA.b GameSubMode ; thing we wrote over
RTL
++ LDA.b GameMode : CMP.b #$12 : BNE --
STZ.b GameSubMode
RTL
;--------------------------------------------------------------------------------
OnLinkDamagedFromPitOutdoors:
JML.l OHKOTimer ; make sure this is last
;--------------------------------------------------------------------------------
OnOWTransition:
JSL.l FloodGateReset
JSL.l StatTransitionCounter
PHP
SEP #$20 ; set 8-bit accumulator
LDA.b #$FF : STA.l RNGLockIn ; clear lock-in
PLP
RTL
;--------------------------------------------------------------------------------
OnLoadDuckMap:
LDA.l DuckMapFlag
BNE +
INC : STA.l DuckMapFlag
JSL OverworldMap_InitGfx : DEC.w SubModuleInterface
RTL
+
LDA.b #$00 : STA.l DuckMapFlag
JML OverworldMap_DarkWorldTilemap
;--------------------------------------------------------------------------------
PreItemGet:
LDA.b #$01 : STA.l BusyItem ; mark item as busy
RTL
;--------------------------------------------------------------------------------
PostItemGet:
RTL
;--------------------------------------------------------------------------------
PostItemAnimation:
LDA.b #$00 : STA.l BusyItem ; mark item as finished
LDA.l TextBoxDefer : BEQ +
STZ.w TextID : STZ.w TextID+1 ; reset decompression buffer
JSL.l Main_ShowTextMessage_Alt
LDA.b #$00 : STA.l TextBoxDefer
+
LDA.w ItemReceiptMethod : CMP.b #$01 : BNE +
LDA.b LinkDirection : BEQ +
JSL.l IncrementChestTurnCounter
+
STZ.w ItemReceiptMethod : LDA.w AncillaGet, X ; thing we wrote over to get here
RTL
;--------------------------------------------------------------------------------