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medallions.asm
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;================================================================================
; Medallion Changes & Fixes
;--------------------------------------------------------------------------------
TryOpenMire:
; Checks if we're in the Swamp of Evil.
LDA.b OverworldIndex : CMP.b #$70 : BNE .untriggered
; Checks whether the Misery Mire dungeon is already revealed.
LDA.l OverworldEventDataWRAM+$70 : AND.b #$20 : BNE .untriggered
; You have to be in the trigger window.
LDY.b #$02 : JSL.l Ancilla_CheckIfEntranceTriggered : BCC .untriggered
; Do the 3rd animation for opening entrances
LDA.b #$03 : STA.w OWEntranceCutscene
STZ.b SubSubModule ; reset the sub-submodule index
STZ.b ScrapBufferBD+$0B ; reset this other index.
.untriggered
RTL
;--------------------------------------------------------------------------------
TryOpenTRock:
; Checks if we're at Turtle Rock.
LDA.b OverworldIndex : CMP.b #$47 : BNE .untriggered
; Checks whether the Turtle Rock dungeon is already revealed.
LDA.l OverworldEventDataWRAM+$47 : AND.b #$20 : BNE .untriggered
; You have to be in the trigger window.
LDY.b #$03 : JSL.l Ancilla_CheckIfEntranceTriggered : BCC .untriggered
; Do the 4rd animation for opening entrances
LDA.b #$04 : STA.w OWEntranceCutscene
STZ.b SubSubModule ; reset the sub-submodule index
STZ.b ScrapBufferBD+$0B ; reset this other index.
.untriggered
RTL
;--------------------------------------------------------------------------------
MedallionTrigger_Bombos:
STZ.b Strafe ; stuff we wrote over
STZ.w FreezeSprites
PHA
LDA.l MireRequiredMedallion : BNE +
JSL.l TryOpenMire
+ LDA.l TRockRequiredMedallion : BNE +
JSL.l TryOpenTRock
+
PLA
RTL
;--------------------------------------------------------------------------------
MedallionTrigger_Ether:
PHA
LDA.l MireRequiredMedallion : CMP.b #$01 : BNE +
JSL.l TryOpenMire
+ LDA.l TRockRequiredMedallion : CMP.b #$01 : BNE +
JSL.l TryOpenTRock
+
PLA
RTL
;--------------------------------------------------------------------------------
MedallionTrigger_Quake:
PHA
LDA.l MireRequiredMedallion : CMP.b #$02 : BNE +
JSL.l TryOpenMire
+ LDA.l TRockRequiredMedallion : CMP.b #$02 : BNE +
JSL.l TryOpenTRock
+
PLA
RTL
;--------------------------------------------------------------------------------