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darkworldspawn.asm
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;================================================================================
; Dark World Spawn Location Fix & Master Sword Grove Fix
;--------------------------------------------------------------------------------
DarkWorldSaveFix:
LDA.b #$70 : PHA : PLB ; thing we wrote over - data bank change
JSL.l MasterSwordFollowerClear
JML.l StatSaveCounter
;--------------------------------------------------------------------------------
DoWorldFix:
LDA InvertedMode : BEQ +
JMP DoWorldFix_Inverted
+
LDA.l Bugfix_MirrorlessSQToLW : BEQ .skip_mirror_check
LDA MirrorEquipment : AND #$02 : BEQ .noMirror ; check if we have the mirror
.skip_mirror_check ; alt entrance point
LDA ProgressIndicator : CMP.b #$03 : BCS .done ; check if agahnim 1 is alive
.aga1Alive
LDA #$00
.noMirror
STA CurrentWorld ; set flag to light world
LDA FollowerIndicator : CMP #$07 : BNE .done : INC : STA FollowerIndicator ; convert frog to dwarf
.done
RTL
;--------------------------------------------------------------------------------
SetDeathWorldChecked:
LDA InvertedMode : BEQ +
JMP SetDeathWorldChecked_Inverted
+
LDA $1B : BEQ .outdoors
LDA $040C : CMP #$FF : BNE .dungeon
LDA $A0 : ORA $A1 : BNE ++
LDA GanonPyramidRespawn : BNE .pyramid ; if flag is set, force respawn at pyramid on death to ganon
++
.outdoors
JMP DoWorldFix
.dungeon
LDA Bugfix_PreAgaDWDungeonDeathToFakeDW : BNE .done ; if the bugfix is enabled, we do nothing on death in dungeon
JMP DoWorldFix_skip_mirror_check
.pyramid
LDA #$40 : STA CurrentWorld ; set flag to dark world
LDA FollowerIndicator : CMP #$08 : BNE .done : DEC : STA FollowerIndicator : + ; convert dwarf to frog
.done
RTL
;================================================================================
DoWorldFix_Inverted:
LDA.l Bugfix_MirrorlessSQToLW : BEQ .skip_mirror_check
LDA.l MirrorEquipment : AND #$02 : BEQ .noMirror ; check if we have the mirror
.skip_mirror_check ; alt entrance point
LDA ProgressIndicator : CMP.b #$03 : BCS .done ; check if agahnim 1 is alive
.noMirror
.aga1Alive
LDA #$40 : STA CurrentWorld ; set flag to dark world
LDA FollowerIndicator
CMP #$07 : BEQ .clear ; clear frog
CMP #$08 : BEQ .clear ; clear dwarf - consider flute implications
BRA .done
.clear
LDA.b #$00 : STA FollowerIndicator ; clear follower
.done
RTL
;--------------------------------------------------------------------------------
SetDeathWorldChecked_Inverted:
LDA $1B : BEQ .outdoors
LDA $040C : CMP #$FF : BNE .dungeon
LDA $A0 : ORA $A1 : BNE ++
LDA GanonPyramidRespawn : BNE .castle ; if flag is set, force respawn at pyramid on death to ganon
++
.outdoors
JMP DoWorldFix
.dungeon
LDA Bugfix_PreAgaDWDungeonDeathToFakeDW : BNE .done ; if the bugfix is enabled, we do nothing on death in dungeon
JMP DoWorldFix_Inverted_skip_mirror_check
.castle
LDA #$00 : STA CurrentWorld ; set flag to dark world
LDA FollowerIndicator : CMP #$07 : BNE + : LDA.b #$08 : STA FollowerIndicator : + ; convert frog to dwarf
.done
RTL
;================================================================================
;--------------------------------------------------------------------------------
FakeWorldFix:
LDA FixFakeWorld : BEQ +
LDA $8A : AND.b #$40 : STA CurrentWorld
+
RTL
;--------------------------------------------------------------------------------
MasterSwordFollowerClear:
LDA FollowerIndicator
CMP #$0E : BNE .exit ; clear master sword follower
LDA.b #$00 : STA FollowerIndicator ; clear follower
.exit
RTL
;--------------------------------------------------------------------------------
FixAgahnimFollowers:
LDA.b #$00 : STA FollowerIndicator ; clear follower
JML PrepDungeonExit ; thing we wrote over
;--------------------------------------------------------------------------------
macro SetMinimum(base,filler,compare)
LDA.l <compare> : !SUB.l <base> : !BLT ?done
STA.l <filler>
?done:
endmacro
RefreshRainAmmo:
LDA ProgressIndicator : CMP.b #$01 : BEQ .rain ; check if we're in rain state
RTL
.rain
LDA StartingEntrance
+ CMP.b #$03 : BNE + ; Uncle
%SetMinimum(CurrentMagic,MagicFiller,RainDeathRefillMagic_Uncle)
%SetMinimum(BombsEquipment,BombsFiller,RainDeathRefillBombs_Uncle)
%SetMinimum(CurrentArrows,ArrowsFiller,RainDeathRefillArrows_Uncle)
BRA .done
+ CMP.b #$02 : BNE + ; Cell
%SetMinimum(CurrentMagic,MagicFiller,RainDeathRefillMagic_Cell)
%SetMinimum(BombsEquipment,BombsFiller,RainDeathRefillBombs_Cell)
%SetMinimum(CurrentArrows,ArrowsFiller,RainDeathRefillArrows_Cell)
BRA .done
+ CMP.b #$04 : BNE + ; Mantle
%SetMinimum(CurrentMagic,MagicFiller,RainDeathRefillMagic_Mantle)
%SetMinimum(BombsEquipment,BombsFiller,RainDeathRefillBombs_Mantle)
%SetMinimum(CurrentArrows,ArrowsFiller,RainDeathRefillArrows_Mantle)
+
.done
RTL
;--------------------------------------------------------------------------------
!INFINITE_ARROWS = "$7F50C8"
!INFINITE_BOMBS = "$7F50C9"
!INFINITE_MAGIC = "$7F50CA"
SetEscapeAssist:
LDA ProgressIndicator : CMP.b #$01 : BNE .no_train ; check if we're in rain state
.rain
LDA.l EscapeAssist
BIT.b #$04 : BEQ + : STA !INFINITE_MAGIC : +
BIT.b #$02 : BEQ + : STA !INFINITE_BOMBS : +
BIT.b #$01 : BEQ + : STA !INFINITE_ARROWS : +
BRA ++
.no_train ; choo choo
LDA.l EscapeAssist : BIT.b #$04 : BEQ + : LDA.b #$00 : STA !INFINITE_MAGIC : +
LDA.l EscapeAssist : BIT.b #$02 : BEQ + : LDA.b #$00 : STA !INFINITE_BOMBS : +
LDA.l EscapeAssist : BIT.b #$01 : BEQ + : LDA.b #$00 : STA !INFINITE_ARROWS : +
++
RTL
;--------------------------------------------------------------------------------
SetSilverBowMode:
LDA SilverArrowsUseRestriction : BEQ + ; fix bow type for restricted arrow mode
LDA BowEquipment : CMP.b #$3 : BCC +
SBC.b #$02 : STA BowEquipment
+
RTL
;================================================================================