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msu.asm
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;=======================================
;
; MSU-1 Enhanced Audio Patch
; Zelda no Densetsu - Kamigami no Triforce
; Modified for VT Randomizer
;
; Author: qwertymodo
;
; Track List:
;
; 1 - Title ~ Link to the Past
; 2 - Hyrule Field
; 3 - Time of Falling Rain
; 4 - The Silly Pink Rabbit
; 5 - Forest of Mystery
; 6 - Seal of Seven Maidens
; 7 - Kakariko Village
; 8 - Dimensional Shift (Mirror)
; 9 - Dark Golden Land
; 10 - Unsealing the Master Sword
; 11 - Beginning of the Journey
; 12 - Soldiers of Kakariko Village
; 13 - Black Mist
; 14 - Guessing Game House
; 15 - Dark Woods
; 16 - Majestic Castle
; 17 - Lost Ancient Ruins
; 18 - Dank Dungeons
; 19 - Great Victory!
; 20 - Safety in the Sanctuary
; 21 - Anger of the Guardians
; 22 - Dungeon of Shadows
; 23 - Fortune Teller
; 24 - Dank Dungeons (Copy)
; 25 - Princess Zelda's Rescue
; 26 - Meeting the Maidens
; 27 - The Goddess Appears
; 28 - Priest of the Dark Order
; 29 - Release of Ganon
; 30 - Ganon's Message
; 31 - The Prince of Darkness
; 32 - Power of the Gods
; 33 - Epilogue ~ Beautiful Hyrule
; 34 - Staff Roll
;
; Dungeon-specific tracks
;
; 35 - Eastern Palace
; 36 - Desert Palace
; 37 - Agahnim's Tower
; 38 - Swamp Palace
; 39 - Palace of Darkness
; 40 - Misery Mire
; 41 - Skull Woods
; 42 - Ice Palace
; 43 - Tower of Hera
; 44 - Thieves' Town
; 45 - Turtle Rock
; 46 - Ganon's Tower
; 59 - Ganon's Tower (Upstairs)
;
; Bosses
;
; 47 - Eastern Palace
; 48 - Desert Palace
; 49 - Agahnim's Tower
; 50 - Swamp Palace
; 51 - Palace of Darkness
; 52 - Misery Mire
; 53 - Skull Woods
; 54 - Ice Palace
; 55 - Tower of Hera
; 56 - Thieves' Town
; 57 - Turtle Rock
; 58 - Ganon's Tower
;
; Additional tracks
;
; 60 - Light World OW (after aga kill)
; 61 - Dark World OW (with all crystals)
;
;=======================================
!VAL_MSU_ID_01 = $2D53 ; 'S-'
!VAL_MSU_ID_23 = $534D ; 'MS'
!VAL_MSU_ID_45 = $3155 ; 'U1'
!FLAG_MSU_PLAY = $01
!FLAG_MSU_REPEAT = $02
!FLAG_MSU_RESUME = $04
!FLAG_MSU_STATUS_TRACK_MISSING = $08
!FLAG_MSU_STATUS_AUDIO_PLAYING = $10
!FLAG_MSU_STATUS_AUDIO_REPEATING = $20
!FLAG_MSU_STATUS_AUDIO_BUSY = $40
!FLAG_MSU_STATUS_DATA_BUSY = $80
!FLAG_RESUME_CANCEL = $01
!FLAG_RESUME_FADEIN = $02
!VAL_COMMAND_STOP_PLAYBACK = $F0
!VAL_COMMAND_FADE_OUT = $F1
!VAL_COMMAND_FADE_HALF = $F2
!VAL_COMMAND_FULL_VOLUME = $F3
!VAL_COMMAND_MUTE_SPC = $FA
!VAL_COMMAND_UNMUTE_SPC = $FB
!VAL_COMMAND_LOAD_NEW_BANK = $FF
!VAL_VOLUME_INCREMENT = $10
!VAL_VOLUME_DECREMENT = $02
!VAL_VOLUME_HALF = $80
!VAL_VOLUME_FULL = $FF
;================================================================================
; Check if A has an overworld track
;--------------------------------------------------------------------------------
IsOverworldTrack:
CMP.b #02 : BEQ .yes ; 2 - Hyrule Field
CMP.b #03 : BEQ .yes ; 3 - Time of Falling Rain
CMP.b #04 : BEQ .yes ; 4 - The Silly Pink Rabbit
CMP.b #05 : BEQ .yes ; 5 - Forest of Mystery
CMP.b #07 : BEQ .yes ; 7 - Kakariko Village
CMP.b #09 : BEQ .yes ; 9 - Dark Golden Land
CMP.b #13 : BEQ .yes ; 13 - Dark Death Mountain
CMP.b #15 : BEQ .yes ; 15 - Dark Woods
CMP.b #60 : BEQ .yes ; 60 - Light World OW (after ped pull)
CMP.b #61 : BEQ .yes ; 61 - Dark World OW (with all crystals)
.no
CLC : RTS
.yes
SEC : RTS
;--------------------------------------------------------------------------------
;================================================================================
; Check if the track in A should be resumed
;--------------------------------------------------------------------------------
IsResumableTrack:
PHA
LDA.l MSUResumeType : BEQ +
PLA
JSR IsOverworldTrack
RTS
+
PLA
SEC
RTS
;--------------------------------------------------------------------------------
;================================================================================
; Extended OST/SPC fallback, decide which track to actually play
;--------------------------------------------------------------------------------
CheckMusicLoadRequest:
PHP : PHB : PHD : REP #$30 : PHA : PHX : PHY
LDA.w #$0000 : TCD : SEP #$20 : PHA : PLB
LDA.w MusicControlRequest : BEQ .skip+3 : BMI .skip+3
CMP.w CurrentControlRequest : BNE .continue
CMP.b #22 : BNE .skip ; Check GT when mirroring from upstairs
LDA.w CurrentMSUTrack : CMP.b #59 : BNE .skip
LDA.b #$00 : STA.w CurrentControlRequest
BRA .continue
.skip
LDA.w MusicControlRequest
STA.w MusicControl : STZ.w MusicControlRequest
REP #$30 : PLY : PLX : PLA : PLD : PLB : PLP
RTL
.continue
LDA.l TournamentSeed : BNE +++
LDA.l MSUPackRequest
CMP.l MSUPackCurrent : BEQ +++
CMP.l MSUPackCount : !BLT ++
CMP.b #$FE : !BLT +
STA.l MSUPackCurrent
SEP #$10
LDA.b #$00
LDX.b #$07
-
STA.l MSUFallbackTable,X
DEX : BPL -
REP #$10
BRA +++
+ : LDA.l MSUPackCurrent : STA.l MSUPackRequest
++ : STA.l MSUPackCurrent
JSL MSUInit_check_fallback
+++
LDA.w MusicControlRequest : CMP.b #$08 : BEQ ++ ; Mirror SFX is not affected by NoBGM or pack $FE
LDA.l NoBGM : BNE +
LDA.l MSUPackCurrent : CMP.b #$FE : BNE ++
+ : JMP .mute
++
LDX.w MSUID : CPX.w #!VAL_MSU_ID_01 : BEQ +
- : JMP .unmute
+
LDX.w MSUID+2 : CPX.w #!VAL_MSU_ID_23 : BNE -
LDX.w MSUID+4 : CPX.w #!VAL_MSU_ID_45 : BNE -
SEP #$10
; Load alternate or dungeon-specific tracks
LDA.w MusicControlRequest
CMP.b #02 : BEQ .lightworld
CMP.b #04 : BEQ .no_change+1 ; bunny
CMP.b #09 : BEQ .darkworld
CMP.b #13 : BEQ .darkwoods
CMP.b #15 : BEQ .darkwoods
CMP.b #16 : BEQ .castle
CMP.b #17 : BEQ .dungeon
CMP.b #22 : BEQ .dungeon
CMP.b #21 : BEQ .boss
JMP .check_fallback
.boss
LDA.w DungeonID : LSR : !ADD.b #45
BRA .check_fallback-3
.no_change
PLA : BRA .check_fallback-3
.lightworld
PHA
LDA.l InvertedMode : BNE +
;LDA OverworldEventDataWRAM+$80 : AND.b #$40 : BEQ + ; ped pull
LDA.l ProgressIndicator : CMP.b #03 : BNE .no_change ; aga1 killed
- PLA : LDA.b #60 : BRA .check_fallback-3
+
LDA.l CrystalsField : CMP.b #$7F : BNE .no_change
BRA -
.darkworld
PHA
LDA.l InvertedMode : BNE +
LDA.l CrystalsField : CMP.b #$7F : BNE .no_change
- PLA : LDA.b #61 : BRA .check_fallback-3
+
LDA.l ProgressIndicator : CMP.b #03 : BNE .no_change ; aga1 killed
BRA -
.darkwoods
PHA
LDX.b OverworldIndex : LDA.l OWTileWorldAssoc,X : BEQ +
PLA : BRA .darkworld
+ PLA : BRA .lightworld
.castle
LDA.w DungeonID
CMP.b #$08 : BNE .check_fallback ; Hyrule Castle 2
.dungeon
LDA.w DungeonID : CMP.b #$1A : BNE +
PHA : LDA.l DRMode : BEQ ++
LDA.l BigKeyField : AND.b #$04 : BEQ ++
; if door rando and entering GT with BK
PLA : LDA.b #59 : BRA .check_fallback-3
++ PLA
+ LSR : !ADD.b #33 : STA.w MusicControlRequest
.check_fallback
LDX.w MusicControlRequest
LDA.l MusicShuffleTable-1,X : DEC : PHA
AND.b #$07 : TAY
PLA : LSR #3 : TAX
LDA.l MSUFallbackTable,X : BEQ .secondary_fallback : CMP.b #$FF : BEQ .mute
- : CPY.b #$00 : BEQ +
LSR : DEY : BRA -
+
AND.b #$01 : BEQ .secondary_fallback
.mute
LDA.b #!VAL_COMMAND_MUTE_SPC
BRA .load
.secondary_fallback
LDX.w MusicControlRequest : LDA.l MSUExtendedFallbackList-1,X
PHX
TAX : LDA.l MusicShuffleTable-1,X
PLX
CMP.w MusicControlRequest : BEQ .unmute
CPX.b #35 : !BLT +
CPX.b #47 : !BLT .dungeon_fallback
+
STA.w MusicControlRequest
BRA .check_fallback
.dungeon_fallback
PHB : REP #$10
LDX.w DungeonID
LDA.b #Music_Eastern>>16 : PHA : PLB ; Set bank to music pointers
LDY.b Scrap00 : PHY
REP #$20
LDA.l MSUDungeonFallbackList,X : STA.b Scrap00
SEP #$20
LDA.b (Scrap00)
PLY : STY.b Scrap00 : SEP #$10 : PLB
TAX : LDA.l MusicShuffleTable-1,X
STA.w MusicControlRequest
JMP .check_fallback
.unmute
LDA.b #!VAL_COMMAND_UNMUTE_SPC
.load
REP #$10
STZ.w NMITIMEN
- : STA.w APUIO0 : CMP.w APUIO0 : BNE - ; Wait until mute/unmute command is ACK'ed
- : STZ.w APUIO0 : LDA.w APUIO0 : BNE - ; Wait until mute/unmute command is completed
LDA.b #$81 : STA.w NMITIMEN
LDA.w MusicControlRequest : CMP.b #08 : BEQ .done+3 ; No SFX during warp track
LDA.b GameMode
CMP.b #$07 : BEQ .sfx_indoors
CMP.b #$0E : BEQ .sfx_indoors
CMP.b #$09 : BNE .done
.sfx_outdoors
SEP #$10
LDX.b #$09
LDA.b OverworldIndex ; Dark Death Mountain
CMP.b #$43 : BEQ + : CMP.b #$45 : BEQ + : CMP.b #$47 : BEQ +
LDX.b #$05
+
CMP.b #$70 : BNE + ; Misery Mire
LDA.l OverworldEventDataWRAM+$70 : AND.b #$20 : BEQ .rain
+
LDA.l ProgressIndicator : CMP.b #$02 : BCS +
.rain
LDX.b #$01
+
STX.w SFX1
REP #$10
.done
LDA.w MusicControlRequest : STA.w MusicControl : STZ.w MusicControlRequest
REP #$30 : PLY : PLX : PLA : PLD : PLB : PLP
RTL
.sfx_indoors
LDA.w MusicControlRequest : STA.w MusicControl : STZ.w MusicControlRequest
SEP #$20 : LDA.b #$05 : STA.w SFX1
REP #$30 : PLY : PLX : PLA : PLD : PLB : PLP
JML Module_PreDungeon_setAmbientSfx
;--------------------------------------------------------------------------------
;================================================================================
; Fade out music if we're changing tracks on a stair transition
;--------------------------------------------------------------------------------
SpiralStairsPreCheck:
LDA.l DRMode : BEQ + ; if door rando enabled
JSL LookupSpiralOffset_long
REP #$30 : AND.w #$00FF : ASL #2 : TAX
LDA.l SpiralTable,X
SEP #$10 : LDX.w DungeonID : CPX.b #$FF : BEQ .done
TAX : CPX.b #$07 : BNE .done ; check if hera boss
JSL CheckHeraBossDefeated : BCS .done
LDX.b #$F1 : STX.w MusicControlRequest
BRA .done
+ REP #$20 ; thing we wrote over
LDA.b RoomIndex
CMP.w #$000C : BNE +
LDA.w CurrentMSUTrack : AND.w #$00FF : CMP.w #59 : BNE .done
BRA .fade
+
CMP.w #$006B : BNE .done+2
LDA.l TournamentSeed : CMP.w #$0001 : BEQ +
LDA.w MSUID : CMP.w #!VAL_MSU_ID_01 : BNE .done
LDA.w MSUID+2 : CMP.w #!VAL_MSU_ID_23 : BNE .done
LDA.w MSUID+4 : CMP.w #!VAL_MSU_ID_45 : BNE .done
+
LDA.l BigKeyField : AND.w #$0004 : BEQ .done ; Check that we have the GT big key
LDA.l MSUFallbackTable+7 : AND.w #$0004 : BEQ .done ; Check that we have the extended track
.fade
LDX.b #$F1 : STX.w MusicControlRequest
.done
LDA.b RoomIndex ; thing we wrote over
RTL
;--------------------------------------------------------------------------------
;================================================================================
; Change music on stair transition (ToH/GT)
;--------------------------------------------------------------------------------
SpiralStairsPostCheck:
LDA.l DRMode : BEQ + ; if door rando enabled
LDA.b PreviousRoom : CMP.w #$0007 : BNE .done
LDA.l Music_Hera : TAX : STX.w MusicControlRequest
BRA .done
+ LDA.b RoomIndex
CMP.w #$000C : BNE +
; Ganon's tower entrance
LDX.w LastAPUCommand : CPX.b #$F1 : BNE .done ; Check that we were fading out
LDX.b #22 : STX.w MusicControlRequest
BRA .done
+
CMP.w #$006B : BNE .done
; Ganon's tower upstairs (with big key)
LDX.w LastAPUCommand : CPX.b #$F1 : BNE .done ; Check that we were fading out
LDX.b #59 : STX.w MusicControlRequest
.done
LDX.b #$1C : LDA.b RoomIndex ; thing we wrote over
RTL
;--------------------------------------------------------------------------------
;================================================================================
; Make sure expanded OST tracks load properly after death/fairy revival
;--------------------------------------------------------------------------------
StoreMusicOnDeath:
STA.l GameOverSongCache ; thing we wrote over
LDA.w MSUSTATUS : BIT.b #!FLAG_MSU_STATUS_AUDIO_PLAYING : BEQ .done
LDA.w CurrentMSUTrack : STA.l GameOverSongCache
.done
RTL
;--------------------------------------------------------------------------------
;================================================================================
; Check if MSU-1 is enabled and scan for missing tracks
;--------------------------------------------------------------------------------
MSUInit:
PHP
LDA.b #$00
STA.l MSULoadedTrack
JSL MSUResumeReset
LDA.l NoBGM : BNE .done
REP #$20
LDA.w MSUID : CMP.w #!VAL_MSU_ID_01 : BNE .done
LDA.w MSUID+2 : CMP.w #!VAL_MSU_ID_23 : BNE .done
LDA.w MSUID+4 : CMP.w #!VAL_MSU_ID_45 : BNE .done
; Count the number of available MSU-1 packs
LDA.w #$0000
LDX.b #$FF
LDY.b #$01
SEP #$20
.check_pack
TYA
REP #$20
STA.w MSUTRACK
!ADD.w #100
INX
SEP #$20
TAY
.wait_pack
LDA.w MSUSTATUS : BIT.b #!FLAG_MSU_STATUS_AUDIO_BUSY : BNE .wait_pack
LDA.w MSUSTATUS : BIT.b #!FLAG_MSU_STATUS_TRACK_MISSING : BEQ .check_pack
TXA : STA.l MSUPackCount
BRA +
; Check the current MSU-1 pack for tracks that require SPC fallback
.check_fallback
PHP : SEP #$10
LDA.l NoBGM : BNE .done
+ : LDA.b #64
LDX.b #7
LDY.b #7
.check_track
STA.w MSUTRACK
STZ.w MSUTRACK+1
PHA
CLC
.wait_track
LDA.w MSUSTATUS : BIT.b #!FLAG_MSU_STATUS_AUDIO_BUSY : BNE .wait_track
LDA.w MSUSTATUS : BIT.b #!FLAG_MSU_STATUS_TRACK_MISSING : BNE +
SEC
+
LDA.l MSUFallbackTable,X : ROL : STA.l MSUFallbackTable,X
DEY : BPL .next_track
DEX : BPL +
PLA
.done
PLP
RTL
+
LDY.b #7
.next_track
PLA : DEC
BRA .check_track
;--------------------------------------------------------------------------------
;================================================================================
; Purge MSU Resume values
;--------------------------------------------------------------------------------
MSUResumeReset:
LDA.b #$00
STA.l MSUResumeTrack
STA.l MSUResumeTime : STA.l MSUResumeTime+1 : STA.l MSUResumeTime+2 : STA.l MSUResumeTime+3
STA.l MSUResumeControl
RTL
;--------------------------------------------------------------------------------
;================================================================================
; Stop MSU-1 audio track and save the current position when approriate
;--------------------------------------------------------------------------------
MSUStopPlaying:
PHA : XBA : PHA
LDA.l MSULoadedTrack
JSR IsResumableTrack : BCC +
; dont save if we already saved recently
REP #$20
LDA.l MSUResumeTrack : AND.w #$00FF : BEQ ++
LDA.l NMIFrames : !SUB.l MSUResumeTime : PHA
LDA.l NMIFrames+2 : SBC.l MSUResumeTime+2 : BNE +++
PLA : CMP.l MSUResumeTimer : !BLT .too_early
BRA ++
+++
PLA
++
; saving
LDA.l NMIFrames : STA.l MSUResumeTime
LDA.l NMIFrames+2 : STA.l MSUResumeTime+2
SEP #$20
LDA.l MSULoadedTrack : STA.l MSUResumeTrack
LDA.b #$00 : STA.l MSULoadedTrack ; dont take this path if we're calling again
LDA.b #!FLAG_MSU_RESUME : STA.w MSUCTL ; save this track's position
PLA : XBA : PLA
RTS
.too_early
SEP #$20
+
LDA.b #$00 : STA.w MSUCTL
PLA : XBA : PLA
RTS
;--------------------------------------------------------------------------------
;================================================================================
; Play MSU-1 audio track
;--------------------------------------------------------------------------------
MSUMain:
SEP #$20 ; set 8-BIT accumulator
LDA.w RDNMI ; thing we wrote over
REP #$20 ; set 16-BIT accumulator
LDA.w MSUID : CMP.w #!VAL_MSU_ID_01 : BEQ .continue
.nomsu
SEP #$30
-
JML SPCContinue
.continue
LDA.w MSUID+2 : CMP.w #!VAL_MSU_ID_23 : BNE .nomsu
LDA.w MSUID+4 : CMP.w #!VAL_MSU_ID_45 : BNE .nomsu
SEP #$30
LDX.w MusicControl : BEQ +
JMP .command_ff
+
LDA.l MSUDelayedCommand : BEQ .do_fade
.check_busy
LDA.w MSUSTATUS : BIT.b #!FLAG_MSU_STATUS_AUDIO_BUSY : BNE -
.ready
LDA.w MSUSTATUS : BIT.b #!FLAG_MSU_STATUS_TRACK_MISSING : BNE -
.start
LDA.l MSUResumeControl : BIT.b #!FLAG_RESUME_CANCEL : BEQ +
EOR.b #!FLAG_RESUME_CANCEL : STA.l MSUResumeControl
REP #$20 : LDA.l MSULoadedTrack : STA.w MSUTRACK : SEP #$20
BRA -
+
LDA.b #!VAL_VOLUME_FULL
STA.w TargetVolume
LDA.l MSUResumeControl : BIT.b #!FLAG_RESUME_FADEIN : BEQ +
EOR.b #!FLAG_RESUME_FADEIN : STA.l MSUResumeControl
LDA.b #$00
BRA ++
+
LDA.b #!VAL_VOLUME_FULL
++
STA.w CurrentVolume
STA.w MSUVOL
LDA.w CurrentMSUTrack : DEC : PHA
AND.b #$07 : TAY
PLA : LSR #3 : TAX
LDA.l MSUFallbackTable,X : BEQ +++ : CMP.b #$FF : BEQ ++
- : CPY.b #$00 : BEQ +
LSR : DEY : BRA -
+
AND.b #$01 : BEQ +++
++ : LDA.l MSUDelayedCommand
+++ : STA.w MSUCTL
LDA.b #$00
STA.l MSUDelayedCommand
JML SPCContinue
.do_fade:
LDA.w CurrentVolume : CMP.w TargetVolume : BNE +
JML SPCContinue
+ : BCC .increment
.decrement
SBC.b #!VAL_VOLUME_DECREMENT : BCC .mute
CMP.w TargetVolume : !BGE .set
LDA.w TargetVolume : BRA .set
.mute
STZ.w CurrentVolume
JSR MSUStopPlaying
BRA .set
.increment
ADC.b #!VAL_VOLUME_INCREMENT : BCS .max
CMP.w TargetVolume : !BLT .set
LDA.w TargetVolume : BRA .set
.max
LDA.b #!VAL_VOLUME_FULL
.set
STA.w CurrentVolume
STA.w MSUVOL
JML SPCContinue
.command_ff:
CPX.b #!VAL_COMMAND_LOAD_NEW_BANK : BNE .command_f3
JML SPCContinue
.command_f3:
CPX.b #!VAL_COMMAND_FULL_VOLUME : BNE .command_f2
LDA.b #!VAL_VOLUME_FULL
STA.w TargetVolume
JML SPCContinue
.command_f2:
CPX.b #!VAL_COMMAND_FADE_HALF : BNE .command_f1
LDA.b #!VAL_VOLUME_HALF
STA.w TargetVolume
JML SPCContinue
.command_f1:
CPX.b #!VAL_COMMAND_FADE_OUT : BNE .command_f0
STZ.w TargetVolume
STZ.w CurrentMSUTrack
JML SPCContinue
.command_f0:
CPX.b #!VAL_COMMAND_STOP_PLAYBACK : !BLT .load_track
CPX.b #!VAL_COMMAND_MUTE_SPC : BEQ + ; Don't allow executing the mute/umute
CPX.b #!VAL_COMMAND_UNMUTE_SPC : BNE ++ ; commands during NMI like this
+ : LDA.b #$00 : STA.w MusicControl
++ : JML SPCContinue
.load_track:
CPX.w CurrentMSUTrack : BNE +
- : CPX.b #27 : BEQ +
TXA
JMP .done+1
+
CPX.w CurrentControlRequest : BEQ -
LDA.b #$00 : XBA
LDA.l MSUPackCurrent : BEQ +
- : CMP.l MSUPackCount : !BLT +
!SUB.l MSUPackCount : BRA -
+
JSR MSUStopPlaying
PHX : PHA : TXA : PLX
REP #$20
BEQ +
-
!ADD.w #100
DEX : BNE -
+
STA.w MSUTRACK
STA.l MSULoadedTrack
SEP #$20
PLX
TXA : CMP.l MSUResumeTrack : BNE + ; dont resume if too late
REP #$20
LDA.l NMIFrames : !SUB.l MSUResumeTime : PHA
LDA.l NMIFrames+2 : SBC.l MSUResumeTime+2 : BNE ++
PLA : CMP.l MSUResumeTimer : !BGE +++
SEP #$20
LDA.b #!FLAG_RESUME_FADEIN : BRA .done_resume
++
PLA
+++
SEP #$20
LDA.b #!FLAG_RESUME_CANCEL
.done_resume:
STA.l MSUResumeControl
LDA.b #$00 : STA.l MSUResumeTrack
+
CPX.b #$07 : BNE + ; Kakariko Village
LDA.b GameMode : CMP.b #$07 : BNE +
; we're in link's house -> ignore
LDA.b #$00
BRA ++
+
TXA
++
STA.l MSULoadedTrack
STX.w CurrentMSUTrack
LDA.l MSUPackCurrent : CMP.b #$FE : !BLT +
LDA.b #$00 : BRA ++
+ : LDA.l MSUTrackList-1,X
++ : STA.l MSUDelayedCommand
LDA.l MSUExtendedFallbackList-1,X
CMP.b #17 : BEQ +
CMP.b #22 : BEQ +
CMP.b #35 : !BLT .done
CMP.b #47 : !BGE .done
+ : PHB : REP #$10
LDX.w DungeonID
LDA.b #Music_Eastern>>16 : PHA : PLB ; Set bank to music pointers
LDY.b Scrap00 : PHY
REP #$20
LDA.l MSUDungeonFallbackList,X : STA.b Scrap00
SEP #$20
LDA.b (Scrap00)
PLY : STY.b Scrap00 : SEP #$10 : PLB
.done
- : TAX : CMP.l MSUExtendedFallbackList-1,X : BEQ +
LDA.l MSUExtendedFallbackList-1,X : BRA -
+
STA.w MusicControl
JML SPCContinue
;--------------------------------------------------------------------------------
;================================================================================
; Wait for the fanfare music to start, or else it can get skipped entirely
;--------------------------------------------------------------------------------
FanfarePreload:
STA.w MusicControlRequest ; thing we wrote over
PHA
JSL CheckMusicLoadRequest
WAI
PLA
- : CMP.w APUIO0 : BNE -
JML AddReceivedItem_doneWithSoundEffects
;--------------------------------------------------------------------------------
;================================================================================
; Wait for pendant fanfare to finish
;--------------------------------------------------------------------------------
PendantFanfareWait:
LDA.l TournamentSeed : BNE .spc
LDA.l FastFanfare : BNE .done
REP #$20
LDA.w MSUID : CMP.w #!VAL_MSU_ID_01 : BNE .spc
LDA.w MSUID+2 : CMP.w #!VAL_MSU_ID_23 : BNE .spc
LDA.w MSUID+4 : CMP.w #!VAL_MSU_ID_45 : BNE .spc
SEP #$20
LDA.l MSUPackCurrent : CMP.b #$FE : !BGE .spc
LDA.w MSUSTATUS : BIT.b #!FLAG_MSU_STATUS_TRACK_MISSING : BNE .spc
LDA.l MSUDelayedCommand : BNE .continue
LDA.w MSUSTATUS : BIT.b #!FLAG_MSU_STATUS_AUDIO_PLAYING : BEQ .done
.continue
jml PendantFanfareContinue
.spc
SEP #$20
LDA.l APUIO0 : BNE .continue
.done
jml PendantFanfareDone
;--------------------------------------------------------------------------------
;================================================================================
; Wait for crystal fanfare to finish
;--------------------------------------------------------------------------------
CrystalFanfareWait:
LDA.l TournamentSeed : BNE .spc
LDA.l FastFanfare : BNE .done
REP #$20
LDA.w MSUID : CMP.w #!VAL_MSU_ID_01 : BNE .spc
LDA.w MSUID+2 : CMP.w #!VAL_MSU_ID_23 : BNE .spc
LDA.w MSUID+4 : CMP.w #!VAL_MSU_ID_45 : BNE .spc
SEP #$20
LDA.l MSUPackCurrent : CMP.b #$FE : !BGE .spc
LDA.w MSUSTATUS : BIT.b #!FLAG_MSU_STATUS_TRACK_MISSING : BNE .spc
LDA.l MSUDelayedCommand : BNE .continue
LDA.w MSUSTATUS : BIT.b #!FLAG_MSU_STATUS_AUDIO_PLAYING : BEQ .done
.continue
jml CrystalFanfareContinue
.spc
SEP #$20
LDA.l APUIO0 : BNE .continue
.done
JML CrystalFanfareDone
;--------------------------------------------------------------------------------
;================================================================================
; Delay input scanning on startup/S&Q to avoid hard-lock from button mashing
;--------------------------------------------------------------------------------
StartupWait:
LDA.b GameSubMode : CMP.b #$04 : BCC .done ; thing we wrote over
LDA.w APUIO0 : BEQ .done-1
CMP.b #$01 : BEQ .done
CLC
.done
RTL
;--------------------------------------------------------------------------------
;================================================================================
; Wait for ending credits music to finish
;--------------------------------------------------------------------------------
EndingMusicWait:
REP #$20
LDA.w MSUID : CMP.w #!VAL_MSU_ID_01 : BNE .done
LDA.w MSUID+2 : CMP.w #!VAL_MSU_ID_23 : BNE .done
LDA.w MSUID+4 : CMP.w #!VAL_MSU_ID_45 : BNE .done
SEP #$20
.wait
LDA.b LinkStrafe : BNE .done
LDA.w MSUSTATUS : BIT.b #!FLAG_MSU_STATUS_AUDIO_PLAYING : BNE .wait
.done
SEP #$20
LDA.b #$22
RTL
;--------------------------------------------------------------------------------