217 lines
6.3 KiB
NASM
217 lines
6.3 KiB
NASM
;================================================================================
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;--------------------------------------------------------------------------------
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AssignKiki:
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LDA.b #$00 : STA $7EF3D3 ; defuse bomb
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LDA.b #$0A : STA $7EF3CC ; assign kiki as follower
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RTL
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;--------------------------------------------------------------------------------
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;--------------------------------------------------------------------------------
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; Name: AllowSQ
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; Returns: Accumulator = 0 if S&Q is disallowed, 1 if allowed
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;--------------------------------------------------------------------------------
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!ITEM_BUSY = "$7F5091"
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AllowSQ:
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LDA $7EF3C5 : BEQ .done ; thing we overwrote - check if link is in his bed
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LDA !ITEM_BUSY : EOR #$01
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.done
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RTL
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;--------------------------------------------------------------------------------
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;--------------------------------------------------------------------------------
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;0 = Reset Music
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;1 = Don't Reset Music
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MSMusicReset:
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LDA $8A : CMP.b #$80 : BNE +
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LDA $23
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+
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RTL
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;--------------------------------------------------------------------------------
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;--------------------------------------------------------------------------------
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;0 = Become (Perma)bunny
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DecideIfBunny:
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LDA $7EF357 : BNE .done
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LDA $7EF3CA : AND.b #$40
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PHA : LDA.l InvertedMode : BNE .inverted
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.normal
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PLA : EOR #$40
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BRA .done
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.inverted
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PLA
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.done
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RTL
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;--------------------------------------------------------------------------------
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;0 = Become (Perma)bunny
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DecideIfBunnyByScreenIndex:
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; If indoors we don't have a screen index. Return non-bunny to make mirror-based
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; superbunny work
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LDA $1B : BNE .done
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LDA $7EF357 : BNE .done
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LDA $8A : AND.b #$40 : PHA
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LDA.l InvertedMode : BNE .inverted
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.normal
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PLA : EOR #$40
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BRA .done
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.inverted
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PLA
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.done
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RTL
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;--------------------------------------------------------------------------------
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;--------------------------------------------------------------------------------
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;ReadInventoryPond:
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; CPX.b #$1B : BNE + : LDA.b #$01 : RTL : +
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; LDA $7EF340, X
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;RTL
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;--------------------------------------------------------------------------------
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;--------------------------------------------------------------------------------
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FixBunnyOnExitToLightWorld:
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LDA.w $02E0 : BEQ +
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JSL.l DecideIfBunny : BEQ +
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STZ $5D ; set player mode to Normal
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STZ $02E0 : STZ $56 ; return player graphics to normal
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+
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RTS
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;--------------------------------------------------------------------------------
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;--------------------------------------------------------------------------------
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; fix issue where if a player beats aga1 without moon pearl, they don't turn into
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; bunny on the pyramid
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FixAga2Bunny:
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LDA.l FixFakeWorld : BEQ + ; Only use this fix is fakeworld fix is in use
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LDA.l InvertedMode : BEQ +++
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LDA.b #$00 : STA !DARK_WORLD ; Switch to light world
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BRA ++
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+++
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LDA.b #$40 : STA !DARK_WORLD ; Switch to dark world
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++
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JSL DecideIfBunny : BNE +
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JSR MakeBunny
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LDA.b #$04 : STA.w $012C ; play bunny music
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BRA .done
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+
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LDA.b #$09 : STA.w $012C ; what we wrote over
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.done
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RTL
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;--------------------------------------------------------------------------------
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;--------------------------------------------------------------------------------
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MakeBunny:
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PHX : PHY
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LDA.b #$17 : STA $5D ; set player mode to permabunny
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LDA.b #$01 : STA $02E0 : STA $56 ; make player look like bunny
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JSL LoadGearPalettes_bunny
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PLY : PLX
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RTS
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;--------------------------------------------------------------------------------
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;--------------------------------------------------------------------------------
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; fix issue where cross world caves (in Entrance randomizer) don't cause
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; frog to become smith or vice versa.
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FixFrogSmith:
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LDA.l $7EF3CA : BNE .darkWorld
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LDA.l $7EF3CC : CMP.b #$07 : BNE .done
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LDA.b #$08 ; make frog into smith in light world
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BRA .loadgfx
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.darkWorld
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LDA.l $7EF3CC : CMP.b #$08 : BNE .done
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LDA.b #$07 ; make smith into frog in dark world
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.loadgfx
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STA.l $7EF3CC
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JSL Tagalong_LoadGfx
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.done
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RTS
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;--------------------------------------------------------------------------------
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;--------------------------------------------------------------------------------
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;Fix for SQ jumping causing accidental Exploration Glitch
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SQEGFix:
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LDA Bugfix_PodEG : BNE .done
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STZ $047A ;disarm exploration glitch
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.done
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RTL
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;--------------------------------------------------------------------------------
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; Fix crystal not spawning when using somaria vs boss
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TryToSpawnCrystalUntilSuccess:
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STX $02D8 ; what we overwrote
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JSL AddAncillaLong : BCS .failed ; a clear carry flag indicates success
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.spawned
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STZ $AE ; the "trying to spawn crystal" flag
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STZ $AF ; the "trying to spawn pendant" flag
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.failed
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RTL
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;--------------------------------------------------------------------------------
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; Fix crystal not spawning when using somaria vs boss
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WallmasterCameraFix:
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STZ $A7 ; disable vertical camera scrolling for current room
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REP #$20
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STZ $0618 ; something about scrolling, setting these to 0 tricks the game
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STZ $061A ; into thinking we're at the edge of the room so it doesn't scroll.
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SEP #$20
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JML Sound_SetSfx3PanLong ; what we wrote over, also this will RTL
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;--------------------------------------------------------------------------------
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; Fix losing glove colors
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LoadActualGearPalettesWithGloves:
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REP #$20
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LDA $7EF359 : STA $0C
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LDA $7EF35B : AND.w #$00FF
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JSL LoadGearPalettes_variable
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JSL SpriteSwap_Palette_ArmorAndGloves_part_two
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RTL
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;--------------------------------------------------------------------------------
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; Fix Bunny Palette Map Bug
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LoadGearPalette_safe_for_bunny:
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LDA $10
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CMP.w #$030E : BEQ .new ; opening dungeon map
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CMP.w #$070E : BEQ .new ; opening overworld map
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.original
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-
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LDA [$00]
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STA $7EC300, X
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STA $7EC500, X
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INC $00 : INC $00
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INX #2
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DEY
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BPL -
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RTL
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.new
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-
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LDA [$00]
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STA $7EC500, X
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INC $00 : INC $00
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INX #2
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DEY
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BPL -
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RTL
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;--------------------------------------------------------------------------------
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; Fix pedestal pull overlay
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PedestalPullOverlayFix:
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LDA.b #$09 : STA $039F, X ; the thing we wrote over
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LDA $1B : BNE +
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LDA $8A : CMP.b #$80 : BNE +
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LDA $8C : CMP.b #$97
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+
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RTL
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;--------------------------------------------------------------------------------
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FixJingleGlitch:
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LDA.b $11
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BEQ .set_doors
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LDA.l AllowAccidentalMajorGlitch
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BEQ .exit
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.set_doors
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LDA.b #$05
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STA.b $11
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.exit
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RTL
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