Files
alttpr-baserom/inventory.asm
cassidoxa 031e3965b2 Requires frontend changes
Change SRAM ammo capacity upgrades to flatly represent max capacity
2022-08-08 13:42:19 -04:00

1142 lines
34 KiB
NASM

;================================================================================
; Inventory Updates
;================================================================================
; InventoryTracking
; brmpnskf ------oq
; b = blue boomerang | -
; r = red boomerang | -
; m = mushroom current | -
; p = magic powder | -
; n = mushroom past | -
; s = shovel | -
; k = fake flute | o = any bomb acquired from item location
; f = working flute | q = quickswap locked
;--------------------------------------------------------------------------------
; BowTracking
; Item Tracking Slot #2
; bsp-----
; b = bow
; s = silver arrow bow
; p = 2nd progressive bow
; -
; -
; -
; -
; -
;--------------------------------------------------------------------------------
; ProcessMenuButtons:
; out: Carry - 0 = No Button, 1 = Yes Button
;--------------------------------------------------------------------------------
ProcessMenuButtons:
;LDA #$FD : STA InventoryTracking ; DEBUG MODE
;LDA $F6 : BIT #$20 : BNE .l_pressed ; check for P1 L-button
LDA $F4 : BIT #$40 : BNE .y_pressed ; check for P1 Y-button
BIT #$20 : BNE .sel_pressed ; check for P1 Select button
LDA $F0 : BIT #$20 : BNE .sel_held
.sel_unheld
LDA HudFlag : AND #$20 : BEQ +
LDA HudFlag : AND #$DF : STA HudFlag ; select is released, unset hud flag
LDA $1B : BEQ + ; skip if outdoors
LDA.b #$20 : STA $012F ; menu select sound
+
JSL.l ResetEquipment
+
.sel_held
CLC ; no buttons
RTL
.sel_pressed
LDA HudFlag : ORA #$20 : STA HudFlag ; set hud flag
LDA.b #$20 : STA $012F ; menu select sound
JSL.l ResetEquipment
RTL
.y_pressed ; Note: used as entry point by quickswap code. Must preserve X.
LDA.b #$10 : STA $0207
LDA $0202 ; check selected item
CMP #$02 : BNE + ; boomerang
LDA InventoryTracking : AND #$C0 : CMP #$C0 : BNE .errorJump ; make sure we have both boomerangs
LDA BoomerangEquipment : EOR #$03 : STA BoomerangEquipment ; swap blue & red boomerang
LDA.b #$20 : STA $012F ; menu select sound
JMP .captured
+ CMP #$01 : BNE + ; bow
LDA BowTracking : AND #$C0 : CMP #$C0 : BNE .errorJump ; make sure we have both bows
PHX : LDX.b #$00 ; scan ancilla table for arrows
-- : CPX.b #$0A : !BGE ++
LDA $0C4A, X : CMP.b #$09 : BNE +++
PLX : BRA .errorJump2 ; found an arrow, don't allow the swap
+++
INX : BRA -- : ++
PLX
LDA.l SilverArrowsUseRestriction : BEQ ++
LDA $A0 : ORA $A1 : BEQ ++ ; not in ganon's room in restricted mode
LDA BowEquipment : CMP.b #$03 : !BLT .errorJump : !SUB #$02 : STA BowEquipment
BRA .errorJump2
++
LDA BowEquipment : !SUB #$01 : EOR #$02 : !ADD #$01 : STA BowEquipment ; swap bows
LDA.b #$20 : STA $012F ; menu select sound
JMP .captured
+ BRA +
.errorJump
BRA .errorJump2
+ CMP #$05 : BNE + ; powder
LDA InventoryTracking : AND #$30 : CMP #$30 : BNE .errorJump ; make sure we have mushroom & magic powder
LDA PowderEquipment : EOR #$03 : STA PowderEquipment ; swap mushroom & magic powder
LDA.b #$20 : STA $012F ; menu select sound
JMP .captured
+ BRA +
.errorJump2
BRA .error
+ CMP #$0D : BNE + ; flute
LDA $037A : CMP #$01 : BEQ .midShovel ; inside a shovel animation, force the shovel & make error sound
LDA InventoryTracking : BIT #$04 : BEQ .error ; make sure we have shovel
AND #$03 : BEQ .error ; make sure we have one of the flutes
LDA FluteEquipment : CMP #01 : BNE .toShovel ; not shovel
LDA InventoryTracking : AND #$01 : BEQ .toFakeFlute ; check for real flute
LDA #$03 ; set real flute
BRA .fluteSuccess
.toFakeFlute
LDA #$02 ; set fake flute
BRA .fluteSuccess
.toShovel
LDA #$01 ; set shovel
.fluteSuccess
STA FluteEquipment ; store set item
LDA.b #$20 : STA $012F ; menu select sound
BRA .captured
+
CMP #$10 : BNE .error : JSL.l ProcessBottleMenu : BRA .captured : +
CLC
RTL
.midShovel
; LDA #$01 : STA FluteEquipment ; set shovel
.error
LDA.b #$3C : STA $012E ; error sound
.captured
SEC
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
;ProcessBottleMenu:
;--------------------------------------------------------------------------------
ProcessBottleMenu:
; LDA $F6 : AND #$30 : CMP.b #$30 : BEQ .double_shoulder_pressed
; LDA $F4 : AND #$40 : BEQ .y_not_pressed ; skip if Y is not down
; .double_shoulder_pressed
LDA BottleIndex ; check bottle state
BEQ .no_bottles ; skip if we have no bottles
PHX
INC : CMP #$05 : !BLT + : LDA #$01 : + ;increment and wrap 1-4
TAX : LDA BottleContents-1, X ; check bottle
BNE + : LDX #$01 : + ; wrap if we reached the last bottle
TXA : STA BottleIndex ; set bottle index
LDA.b #$20 : STA $012F ; menu select sound
PLX
.no_bottles
LDA #$00 ; pretend like the controller state was 0 from the overridden load
RTL
; .y_not_pressed
; LDA $F4 : AND.b #$0C ; thing we wrote over - load controller state
;RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
;OpenBottleMenu:
;--------------------------------------------------------------------------------
OpenBottleMenu:
LDA $F6 : AND #$40 : BEQ .x_not_pressed ; skip if X is not down
LDA.b #$10 : STA $0207 ; set 16 frame cool off
LDA.b #$20 : STA $012F ; make menu sound
LDA.b #$07 : STA $0200 ; thing we wrote over - opens bottle menu
.x_not_pressed
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
;CloseBottleMenu:
;--------------------------------------------------------------------------------
CloseBottleMenu:
LDA $F6 : AND #$40 : BEQ .x_not_pressed ; skip if X is not down
LDA.b #$10 : STA $0207 ; set 16 frame cool off
LDA.b #$20 : STA $012F ; make menu sound
INC $0200 ; return to normal menu
STZ $0205
LDA #$00
RTL
.x_not_pressed
LDA $F4 : AND.b #$0C ; thing we wrote over (probably)
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; AddInventory:
;--------------------------------------------------------------------------------
macro TopHalf(address)
LDA <address> : !ADD #$10 : STA <address>
endmacro
macro BottomHalf(address)
PHA : PHX
LDA <address> : INC : AND #$0F : TAX
LDA <address> : AND #$F0 : STA <address>
TXA : ORA <address> : STA <address>
PLX : PLA
endmacro
;--------------------------------------------------------------------------------
;FullInventoryExternal:
; LDA StatsLocked : BEQ + : RTL : +
; PHA : PHX : PHP : JMP AddInventory_fullItemCounts
;--------------------------------------------------------------------------------
FullInventoryExternal:
LDA StatsLocked : BEQ + : RTL : +
PHA : PHX : PHP : JMP AddInventory_incrementCounts
;--------------------------------------------------------------------------------
AddInventory:
PHA : PHX : PHP
CPY.b #$0C : BNE + ; Blue Boomerang
LDA InventoryTracking : ORA #$80 : STA InventoryTracking
JMP .incrementCounts
+ CPY.b #$2A : BNE + ; Red Boomerang
LDA InventoryTracking : ORA #$40 : STA InventoryTracking
JMP .incrementCounts
+ CPY.b #$29 : BNE + ; Mushroom
LDA InventoryTracking : ORA #$28 : STA InventoryTracking
JMP .incrementCounts
+ CPY.b #$0D : BNE + ; Magic Powder
LDA InventoryTracking : ORA #$10 : STA InventoryTracking
JMP .incrementCounts
+ CPY.b #$13 : BNE + ; Shovel
LDA InventoryTracking : ORA #$04 : STA InventoryTracking
JMP .incrementCounts
+ CPY.b #$14 : BNE + ; Flute (Inactive)
LDA InventoryTracking : ORA #$02 : STA InventoryTracking
JMP .incrementCounts
+ CPY.b #$4A : BNE + ; Flute (Active)
LDA InventoryTracking : ORA #$01 : STA InventoryTracking
JMP .incrementCounts
+ CPY.b #$0B : BNE + ; Bow
LDA ArrowMode : BNE +++
LDA BowTracking : ORA #$80 : STA BowTracking
+++
JMP .incrementCounts
+ CPY.b #$3A : BNE + ; Bow & Arrows
LDA BowTracking : ORA #$80 : STA BowTracking
JMP .incrementCounts
+ CPY.b #$3B : BNE + ; Bow & Silver Arrows
LDA BowTracking : ORA #$40 : STA BowTracking
LDA ArrowMode : BNE +++
LDA BowTracking : ORA #$80 : STA BowTracking ; activate wood arrows when not in rupee bow
+++
JMP .incrementCounts
+ CPY.b #$43 : BNE + ; Single arrow
LDA ArrowMode : BEQ +++
LDA BowTracking : ORA #$80 : STA BowTracking ; activate wood arrows in quick-swap
+++
JMP .incrementCounts
+ CPY.b #$58 : BNE + ; Upgrade-Only Silver Arrows
LDA BowTracking : ORA #$40 : STA BowTracking
+
.incrementCounts
LDA StatsLocked : BEQ + : JMP .done : +
; don't count any of this stuff
CPY.b #$20 : BNE + : JMP .itemCounts : + ; Crystal
CPY.b #$26 : BNE + : JMP .itemCounts : + ; Heart Piece Completion Heart
CPY.b #$2E : BNE + : JMP .itemCounts : + ; Red Potion (Refill)
CPY.b #$2F : BNE + : JMP .itemCounts : + ; Green Potion (Refill)
CPY.b #$30 : BNE + : JMP .itemCounts : + ; Blue Potion (Refill)
CPY.b #$37 : BNE + : JMP .itemCounts : + ; Pendant
CPY.b #$38 : BNE + : JMP .itemCounts : + ; Pendant
CPY.b #$39 : BNE + : JMP .itemCounts : + ; Pendant
CPY.b #$04 : !BLT .isSword ; Swords - Skip Shop/Fairy Check for Swords
CPY.b #$49 : BEQ .isSword
CPY.b #$50 : BEQ .isSword
CPY.b #$5E : BEQ .isSword
BRA +
.isSword
JMP .dungeonCounts
+
CPY.b #$3B : BNE + : JMP .dungeonCounts : + ; Silver Arrow Bow - Skip Shop/Fairy Check for Silver Arrow Bow
LDA $1B : BEQ ++ ; skip shop check if outdoors
LDA $02E9 : CMP.b #$01 : BEQ ++ ; skip shop check for chests
PHP : REP #$20 ; set 16-bit accumulator
LDA $048E
CMP.w #274 : BNE + : JMP .shop : + ; dark world death mountain shop, ornamental shield shop
CMP.w #271 : BNE + : JMP .shop : + ; villiage of outcasts shop, lumberjack shop, lake hylia shop, dark world magic shop
CMP.w #272 : BNE + : JMP .shop : + ; red shield shop
CMP.w #284 : BNE + : JMP .shop : + ; bomb shop
;CMP.w #265 : BNE + : JMP .shop : + ; potion shop - commented this out because it's easier to just block potion refills because this one interferes with the powder item being counted
;CMP.w #271 : BNE + : JMP .shop : + ; lake hylia shop
CMP.w #287 : BNE + : JMP .shop : + ; kakariko shop
CMP.w #255 : BNE + : JMP .shop : + ; light world death mountain shop
CMP.w #276 : BNE + : JMP .shop : + ; waterfall fairy
CMP.w #277 : BNE + : JMP .shop : + ; upgrade fairy (shop)
CMP.w #278 : BNE + : JMP .shop : + ; pyramid fairy
PLP : BRA ++
.shop
PLP : JMP .done
++
.dungeonCounts
LDA $1B : BNE + : JMP .fullItemCounts : +
SEP #$20 ; Set 8-bit Accumulator
LDA $040C ; get dungeon id
CMP.b #$FF : BEQ .fullItemCounts
CMP.l BallNChainDungeon : BNE +
CPY.b #$32 : BNE +
JMP .done
+
CMP.b #$04 : BCS +
LDA SewersLocations : INC : STA SewersLocations
LDA HCLocations : INC : STA HCLocations
BRA .fullItemCounts
+ LSR : TAX : LDA DungeonLocationsChecked, X : INC : STA DungeonLocationsChecked, X
++ CPX.b #$0D : BNE +
LDA BigKeyField : AND #$04 : BNE ++
JSR .incrementGTowerPreBigKey
++
+
; == END INDOOR-ONLY SECTION
.fullItemCounts
LDA BootsEquipment : BNE + ; Check for Boots
LDA PreBootsLocations : INC : STA PreBootsLocations ; Increment Pre Boots Counter
+
LDA MirrorEquipment : BNE + ; Check for Mirror
LDA PreMirrorLocations : INC : STA PreMirrorLocations ; Increment Pre Mirror Counter
+
LDA FluteEquipment : BNE + ; Check for Flute
LDA PreFluteLocations : INC : STA PreFluteLocations ; Increment Pre Mirror Counter
+
REP #$20
LDA TotalItemCounter : INC : STA TotalItemCounter ; Increment Item Total
SEP #$20
.itemCounts
CPY.b #$00 : BNE + ; Fighter's Sword & Fighter's Shield
LDX #$01
JSR .incrementSword
JSR .incrementShield
JMP .done
+ CPY.b #$01 : BNE + ; Master Sword
LDX #$02
JSR .incrementSword
JMP .done
+ CPY.b #$02 : BNE + ; Tempered Sword
LDX #$03
JSR .incrementSword
JMP .done
+ CPY.b #$03 : BNE + ; Golden Sword
LDX #$04
JSR .incrementSword
JMP .done
+ CPY.b #$04 : BNE + ; Fighter's Shield
LDX #$01
JSR .incrementShield
JMP .done
+ CPY.b #$05 : BNE + ; Red Shield
LDX #$02
JSR .incrementShield
JMP .done
+ CPY.b #$06 : BNE + ; Mirror Shield
LDX #$03
JSR .incrementShield
JMP .done
+ CPY.b #$07 : !BLT + ; Items $07 - $0D
CPY.b #$0E : !BGE +
JSR .incrementY
JMP .done
+ CPY.b #$14 : BNE + ; Flute (Inactive) - LEAVE THIS ABOVE THE 0F-16 CONDITION - kkat
JSR .stampFlute
JSR .incrementY
JMP .done
+ CPY.b #$0F : !BLT + ; Items $0F - $16
CPY.b #$17 : !BGE +
JSR .incrementY
JMP .done
+ CPY.b #$17 : BNE + ; Heart Piece
JSR .incrementHeartPiece
JMP .done
+ CPY.b #$18 : !BLT + ; Items $18 - $19
CPY.b #$1A : !BGE +
JSR .incrementY
JMP .done
+ CPY.b #$1A : BNE + ; Magic Mirror
JSR .stampMirror
JSR .incrementY
JMP .done
+ CPY.b #$1D : BNE + ; Book of Mudora - LEAVE THIS ABOVE THE 1B-1F CONDITION - kkat
JSR .incrementY
JMP .done
+ CPY.b #$1B : !BLT + ; Items $1B - $1F
CPY.b #$20 : !BGE +
JSR .incrementA
JMP .done
+ CPY.b #$20 : BNE + ; Crystal
JSR .incrementCrystal
JSR .setDungeonCompletion
JMP .done
+ CPY.b #$21 : BNE + ; Bug Net
JSR .incrementY
JMP .done
+ CPY.b #$22 : BNE + ; Blue Mail
LDX #$01
JSR .incrementMail
+ CPY.b #$23 : BNE + ; Red Mail
LDX #$02
JSR .incrementMail
+ CPY.b #$24 : BNE + ; Small Key
JSR .incrementKey
JMP .done
+ CPY.b #$25 : BNE + ; Compass
JSL MaybeFlagCompassTotalPickup
JSR .incrementCompass
JMP .done
+ CPY.b #$26 : BNE + ; Liar Heart (Container)
;JSR .incrementHeartContainer
JMP .done
+ CPY.b #$27 : BNE + ; 1 Bomb
JSR .maybeIncrementBombs
JMP .done
+ CPY.b #$28 : BNE + ; 3 Bombs
JSR .maybeIncrementBombs
JMP .done
+ CPY.b #$29 : BNE + ; Mushroom
JSR .incrementY
JMP .done
+ CPY.b #$2A : !BLT + ; Items $2A - $2D
CPY.b #$2E : !BGE +
JSR .incrementY
JMP .done
+ CPY.b #$31 : BNE + ; 10 Bombs
JSR .maybeIncrementBombs
JMP .done
+ CPY.b #$32 : BNE + ; Big Key
JSR .incrementBigKey
JMP .done
+ CPY.b #$33 : BNE + ; Map
JSR .incrementMap
JMP .done
+ CPY.b #$37 : !BLT + ; Items $37 - $39 - Pendants
CPY.b #$3A : !BGE +
JSR .incrementPendant
JSR .setDungeonCompletion
JMP .done
+ CPY.b #$3A : !BLT + ; Items $3A - $3B - Bow & Silver Arrows
CPY.b #$3C : !BGE +
JSR .incrementBow
JMP .done
+ CPY.b #$3C : BNE + ; Bottle w/Bee
JSR .incrementY
JMP .done
+ CPY.b #$3D : BNE + ; Bottle w/Fairy
JSR .incrementY
JMP .done
+ CPY.b #$3E : !BLT + ; Items $3E - $3F - Heart Containers
CPY.b #$40 : !BGE +
JSR .incrementHeartContainer
JMP .done
+ CPY.b #$48 : BNE + ; Bottle w/Gold Bee
JSR .incrementY
JMP .done
+ CPY.b #$49 : BNE + ; Fighter's Sword
LDX #$01
JSR .incrementSword
JMP .done
+ CPY.b #$4A : BNE + ; Flute (Active)
JSR .stampFlute
JSR .incrementY
JMP .done
+ CPY.b #$4B : BNE + ; Pegasus Boots
JSR .stampBoots
JSR .incrementA
JMP .done
+ CPY.b #$4C : BNE + ; 50 Bomb Capacity Upgrade
JSR .incrementCapacity
JSR .maybeIncrementBombs
JMP .done
+ CPY.b #$4D : !BLT + ; Items $4D - $4F - Capacity Upgrades
CPY.b #$50 : !BGE +
JSR .incrementCapacity
JMP .done
+ CPY.b #$50 : BNE + ; Master Sword (Safe)
LDX #$02
JSR .incrementSword
JMP .done
+ CPY.b #$51 : BNE + ; 5 Bomb Capacity Upgrade
LDX #$02
JSR .maybeIncrementBombs
JMP .done
+ CPY.b #$52 : BNE + ; 10 Bomb Capacity Upgrade
LDX #$02
JSR .maybeIncrementBombs
JMP .done
+ CPY.b #$51 : !BLT + ; Items $51 - $54 - Capacity Upgrades
CPY.b #$55 : !BGE +
JSR .incrementCapacity
JMP .done
+ CPY.b #$58 : BNE + ; Upgrade-Only Silver Arrows
JSR .incrementBow
JMP .done
+ CPY.b #$5E : BNE + ; Progressive Sword
LDA SwordEquipment : INC : TAX
JSR .incrementSword
JMP .done
+ CPY.b #$5F : BNE + ; Progressive Shield
LDA ShieldEquipment : INC : TAX
JSR .incrementShield
JMP .done
+ CPY.b #$60 : BNE + ; Progressive Armor
LDA ArmorEquipment : INC : TAX
JSR .incrementMail
JMP .done
+ CPY.b #$61 : BNE + ; Progressive Lifting Glove
JSR .incrementA
JMP .done
+ CPY.b #$64 : !BLT + ; Items $64 & $65 - Progressive Bow
CPY.b #$66 : !BGE +
JSR .incrementBow
JMP .done
+ CPY.b #$70 : !BLT + ; Items $70 - $7F - Free Maps
CPY.b #$80 : !BGE +
JSR .incrementMap
JMP .done
+ CPY.b #$80 : !BLT + ; Items $80 - $8F - Free Compasses
CPY.b #$90 : !BGE +
JSL MaybeFlagCompassTotalPickup
JSR .incrementCompass
JMP .done
+ CPY.b #$90 : !BLT + ; Items $90 - $9F - Free Big Keys
CPY.b #$A0 : !BGE +
JSR .incrementBigKey
JMP .done
+ CPY.b #$A0 : !BLT + ; Items $A0 - $AF - Free Small Keys
CPY.b #$B0 : !BGE +
JSR .incrementKey
JMP .done
+
.done
PLP : PLX : PLA
RTL
; WHICH BEE IS BOTTLED?
; MAKE SURE FAIRY FOUNTAINS DON'T FUCK THE COUNTS UP
.stampSword
REP #$20 ; set 16-bit accumulator
LDA SwordTime : BNE +
LDA SwordTime+2 : BNE +
LDA NMIFrames : STA SwordTime
LDA NMIFrames+2 : STA SwordTime+2
+
SEP #$20 ; set 8-bit accumulator
RTS
.stampBoots
REP #$20 ; set 16-bit accumulator
LDA BootsTime : BNE +
LDA BootsTime+2 : BNE +
LDA NMIFrames : STA BootsTime
LDA NMIFrames+2 : STA BootsTime+2
+
SEP #$20 ; set 8-bit accumulator
RTS
.stampFlute
REP #$20 ; set 16-bit accumulator
LDA FluteTime : BNE +
LDA FluteTime+2 : BNE +
LDA NMIFrames : STA FluteTime
LDA NMIFrames+2 : STA FluteTime+2
+
SEP #$20 ; set 8-bit accumulator
RTS
.stampMirror
REP #$20 ; set 16-bit accumulator
LDA MirrorTime : BNE +
LDA MirrorTime+2 : BNE +
LDA NMIFrames : STA MirrorTime
LDA NMIFrames+2 : STA MirrorTime+2
+
SEP #$20 ; set 8-bit accumulator
RTS
.incrementSword
JSR .stampSword
LDA HighestSword
INC : STA $04 : CPX $04 : !BLT + ; don't increment unless we're getting a better sword
TXA : STA HighestSword
+
RTS
.incrementShield
LDA HighestShield
INC : STA $04 : CPX $04 : !BLT + ; don't increment unless we're getting a better shield
TXA : STA HighestShield
+
RTS
.incrementBow
LDA BowEquipment : BNE .dontCount ; Don't increment Y item count for extra bows
.incrementY
LDA YAItemCounter : !ADD #$08 : STA YAItemCounter
.dontCount
RTS
.incrementA
LDA YAItemCounter : INC : AND #$07 : TAX
LDA YAItemCounter : AND #$F8 : STA YAItemCounter
TXA : ORA YAItemCounter : STA YAItemCounter
RTS
.incrementPendant
LDA PendantCounter : INC : STA PendantCounter
RTS
.incrementCapacity
LDA CapacityUpgrades : INC : STA CapacityUpgrades
RTS
.incrementHeartPiece
LDA HeartPieceCounter : INC : STA HeartPieceCounter
RTS
.incrementHeartContainer
LDA HeartContainerCounter : INC : STA HeartContainerCounter
RTS
.incrementCrystal
LDA CrystalCounter : INC : STA CrystalCounter
RTS
.incrementMail
LDA HighestMail
INC : STA $04 : CPX $04 : !BLT + ; don't increment unless we're getting a better mail
TXA : STA HighestMail
+
RTS
.incrementKeyLong
JSR .incrementKey
RTL
.incrementKey
LDA SmallKeyCounter : INC : STA SmallKeyCounter
RTS
.incrementCompass
%BottomHalf(MapsCompasses)
RTS
.incrementBigKey
%TopHalf(BigKeysBigChests)
RTS
.incrementGTowerPreBigKey
LDA PreGTBKLocations : INC : STA PreGTBKLocations
RTS
.maybeIncrementBombs
LDA InventoryTracking+1 : AND #$02 : BNE +
LDA InventoryTracking+1 : ORA #$02 : STA InventoryTracking+1
JSR .incrementY
+
RTS
.incrementMap
%TopHalf(MapsCompasses)
RTS
.incrementBossSwordLong
JSR .incrementBossSword
RTL
.incrementBossSword
LDA SwordEquipment
BNE + : -
LDA SwordlessBossKills : INC : STA SwordlessBossKills
RTS
+ CMP #$FF : BEQ -
+ CMP #$01 : BNE +
%TopHalf(SwordBossKills) : RTS
+ CMP #$02 : BNE +
%BottomHalf(SwordBossKills) : RTS
+ CMP #$03 : BNE +
%TopHalf(SwordBossKills+1) : RTS
+ CMP #$04 : BNE +
%BottomHalf(SwordBossKills+1)
+
RTS
.setDungeonCompletion
LDX $040C : BMI +
REP #$20 ; 16 bit
LDA.l DungeonMask, X
ORA DungeonsCompleted : STA DungeonsCompleted
SEP #$20 ; 8 bit
+
RTS
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; Link_ReceiveItem_HUDRefresh:
;--------------------------------------------------------------------------------
Link_ReceiveItem_HUDRefresh:
LDA BombsEquipment : BNE + ; skip if we have bombs
LDA BombCapacity : BEQ + ; skip if we can't have bombs
LDA BombsFiller : BEQ + ; skip if we are filling no bombs
DEC : STA BombsFiller ; decrease bomb fill count
LDA.b #$01 : STA BombsEquipment ; increase actual bomb count
+
JSL.l HUD_RefreshIconLong ; thing we wrote over
JSL.l PostItemGet
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; HandleBombAbsorbtion:
;--------------------------------------------------------------------------------
HandleBombAbsorbtion:
STA BombsFiller ; thing we wrote over
LDA $0303 : BNE + ; skip if we already have some item selected
LDA BombCapacity : BEQ + ; skip if we can't have bombs
LDA.b #$04 : STA $0202 ; set selected item to bombs
LDA.b #$01 : STA $0303 ; set selected item to bombs
JSL.l HUD_RebuildLong
+
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; AddYMarker:
;--------------------------------------------------------------------------------
;!JAR_STATUS = "$7F5030";
AddYMarker:
LDA $0202 : AND.w #$FF ; load item value
CMP.w #$02 : BNE + ; boomerang
LDA InventoryTracking : AND.w #$C0 : CMP.w #$C0 : BEQ .drawYBubble : BRA .drawNormal
+ CMP.w #$01 : BNE + ; bow
LDA BowTracking : AND.w #$C0 : CMP.w #$C0 : BEQ .drawYBubble : BRA .drawNormal
+ CMP.w #$05 : BNE + ; powder
LDA InventoryTracking : AND.w #$30 : CMP.w #$30 : BEQ .drawYBubble : BRA .drawNormal
+ CMP.w #$0D : BNE + ; flute
LDA InventoryTracking : BIT.w #$04 : BEQ .drawNormal ; make sure we have shovel
AND.w #$03 : BNE .drawYBubble ; make sure we have one of the flutes
BRA .drawNormal
+ CMP.w #$10 : BEQ .drawJarMarker
.drawNormal
LDA.w #$7C60
BRA .drawTile
.drawJarMarker
;SEP #$20 : LDA !JAR_STATUS : INC : AND.b #$01 : STA !JAR_STATUS : REP #$20 : BEQ .drawXBubble
LDA $0207 : AND.w #$0020 : BNE .drawXBubble
.drawYBubble
LDA.w #$3D4F
BRA .drawTile
.drawXBubble
JSR MakeCircleBlue
LDA.w #$2D3E
.drawTile
STA $FFC4, Y
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; MakeCircleBlue
; this is horrible, make it better
;--------------------------------------------------------------------------------
MakeCircleBlue:
LDA $FFC0, Y : AND.w #$EFFF : STA $FFC0, Y
LDA $FFC2, Y : AND.w #$EFFF : STA $FFC2, Y
LDA $FFFE, Y : AND.w #$EFFF : STA $FFFE, Y
LDA $0004, Y : AND.w #$EFFF : STA $0004, Y
LDA $003E, Y : AND.w #$EFFF : STA $003E, Y
LDA $0044, Y : AND.w #$EFFF : STA $0044, Y
LDA $0080, Y : AND.w #$EFFF : STA $0080, Y
LDA $0082, Y : AND.w #$EFFF : STA $0082, Y
LDA $FFBE, Y : AND.w #$EFFF : STA $FFBE, Y
LDA $FFC4, Y : AND.w #$EFFF : STA $FFC4, Y
LDA $0084, Y : AND.w #$EFFF : STA $0084, Y
LDA $007E, Y : AND.w #$EFFF : STA $007E, Y
RTS
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; UpgradeFlute:
;--------------------------------------------------------------------------------
UpgradeFlute:
LDA InventoryTracking : AND #$FC : ORA #$01 : STA InventoryTracking ; switch to the working flute
LDA.b #$03 : STA FluteEquipment ; upgrade primary inventory
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; CheckKeys:
;--------------------------------------------------------------------------------
CheckKeys:
LDA.l GenericKeys : BEQ + : RTL : +
LDA $040C : CMP.b #$FF
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; DrawKeyIcon:
;--------------------------------------------------------------------------------
DrawKeyIcon:
LDA $04 : AND.w #$00FF : CMP.w #$0090 : BNE + : LDA.w #$007F : + : ORA.w #$2400 : STA $7EC764
LDA $05 : AND.w #$00FF : ORA.w #$2400 : STA $7EC766
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; LoadKeys:
;--------------------------------------------------------------------------------
LoadKeys:
LDA.l GenericKeys : BEQ +
LDA CurrentGenericKeys
RTL
+
LDA DungeonKeys, X
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; SaveKeys:
;--------------------------------------------------------------------------------
SaveKeys:
PHA
LDA.l GenericKeys : BEQ +
PLA : STA CurrentGenericKeys
RTL
+
PLA : STA DungeonKeys, X
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; ClearOWKeys:
;--------------------------------------------------------------------------------
ClearOWKeys:
PHA
JSL.l TurtleRockEntranceFix
JSL.l FakeWorldFix
JSR.w FixBunnyOnExitToLightWorld
LDA.l GenericKeys : BEQ +
PLA : LDA CurrentGenericKeys : STA CurrentSmallKeys
RTL
+
PLA : STA CurrentSmallKeys
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; GetWitchLootOAMTableIndex
; in: A - Loot ID
; out: A - Loot OAM Table Index
; check if this is even still referenced anywhere
;--------------------------------------------------------------------------------
;GetWitchLootOAMTableIndex:
; PHX
; PHB : PHK : PLB
; ;--------
; TAX : LDA .gfxSlots, X ; look up item gfx
; PLB : PLX
;RTL
;
;;DATA - Loot Identifier to Sprite ID
;{
; .gfxSlots
; db $FF, $FF, $FF, $FF, $05, $06, $FF, $0C
; db $0B, $0D, $0A, $07, $13, $0E, $FF, $FF
;
; db $FF, $FF, $FF, $FF, $FF, $09, $FF, $FF
; db $08, $FF, $FF, $10, $11, $12, $FF, $FF
;
; db $FF, $FF, $03, $04, $FF, $FF, $02, $FF
; db $FF, $FF, $14, $15, $17, $16, $15, $17
;
; db $16, $0F, $FF, $FF, $FF, $FF, $FF, $FF
; db $FF, $FF, $FF, $FF, $FF, $FF, $02, $02
;
; db $FF, $FF, $FF, $FF, $01, $FF, $FF, $FF
; db $FF, $FF, $FF, $FF, $FF, $FF, $FF, $FF
;}
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; PrepItemScreenBigKey:
;--------------------------------------------------------------------------------
PrepItemScreenBigKey:
STZ $02
STZ $03
REP #$30 ; thing we wrote over - set 16-bit accumulator
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; LoadPowder:
;--------------------------------------------------------------------------------
LoadPowder:
JSL.l Sprite_SpawnDynamically ; thing we wrote over
%GetPossiblyEncryptedItem(WitchItem, SpriteItemValues)
STA $0DA0, Y ; Store item type
JSL.l PrepDynamicTile
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; InitializeBottles:
;--------------------------------------------------------------------------------
InitializeBottles:
STA BottleContents, X ; thing we wrote over
PHA
LDA BottleIndex : BNE +
TXA : INC : STA BottleIndex ; write bottle index to menu properly
+
PLA
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; DrawPowder:
;--------------------------------------------------------------------------------
!REDRAW = "$7F5000"
;--------------------------------------------------------------------------------
DrawPowder:
LDA $02DA : BNE .defer ; defer if link is buying a potion
LDA.l !REDRAW : BEQ +
LDA $0DA0, X ; Retrieve stored item type
JSL.l PrepDynamicTile
LDA #$00 : STA.l !REDRAW ; reset redraw flag
BRA .defer
+
LDA $0DA0, X ; Retrieve stored item type
JSL.l DrawDynamicTile
.defer
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; LoadMushroom:
;--------------------------------------------------------------------------------
LoadMushroom:
LDA.b #$00 : STA $0DC0, X ; thing we wrote over
.justGFX
;LDA MushroomItem
;JSL.l PrepDynamicTile
PHA
LDA #$01 : STA !REDRAW
LDA $5D : CMP #$14 : BEQ .skip ; skip if we're mid-mirror
LDA #$00 : STA !REDRAW
%GetPossiblyEncryptedItem(MushroomItem, SpriteItemValues)
STA $0E80, X ; Store item type
JSL.l PrepDynamicTile
.skip
PLA
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; DrawMushroom:
;--------------------------------------------------------------------------------
!REDRAW = "$7F5000"
;--------------------------------------------------------------------------------
DrawMushroom:
PHA : PHY
LDA !REDRAW : BEQ .skipInit ; skip init if already ready
JSL.l LoadMushroom_justGFX
BRA .done ; don't draw on the init frame
.skipInit
LDA $0E80, X ; Retrieve stored item type
JSL.l DrawDynamicTile
.done
PLY : PLA
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; CollectPowder:
;--------------------------------------------------------------------------------
CollectPowder:
LDY $0DA0, X ; Retrieve stored item type
BNE +
; if for any reason the item value is 0 reload it, just in case
%GetPossiblyEncryptedItem(WitchItem, SpriteItemValues) : TAY
+
STZ $02E9 ; item from NPC
JSL.l Link_ReceiveItem
;JSL.l FullInventoryExternal
JSL.l ItemSet_Powder
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; RemoveMushroom:
;--------------------------------------------------------------------------------
RemoveMushroom:
LDA InventoryTracking : AND #$DF : STA InventoryTracking ; remove the mushroom
AND #$10 : BEQ .empty ; check if we have powder
LDA.b #$02 : STA PowderEquipment ; give powder if we have it
RTL
.empty
LDA.b #$00 : STA PowderEquipment ; clear the inventory slot if we don't have powder
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; DrawMagicHeader:
;--------------------------------------------------------------------------------
DrawMagicHeader:
LDA MagicConsumption : AND.w #$00FF : CMP.w #$0002 : BEQ .quarterMagic
.halfMagic
LDA.w #$28F7 : STA $7EC704
LDA.w #$2851 : STA $7EC706
LDA.w #$28FA : STA $7EC708
RTL
.quarterMagic
LDA.w #$28F7 : STA $7EC704
LDA.w #$2800 : STA $7EC706
LDA.w #$2801 : STA $7EC708
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; FixShovelLock:
;--------------------------------------------------------------------------------
;FixShovelLock:
; LDA $037A : CMP #$01 : BEQ + ; skip if link is shoveling
; LDA FluteEquipment ; load shovel/flute item ID
; +
; CMP #$00
;RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; SpawnShovelGamePrizeSFX:
;--------------------------------------------------------------------------------
SpawnShovelGamePrizeSFX:
STA $7FFE00 ; thing we wrote over
PHA
LDA.b #$1B : STA $012F ; play puzzle sound
PLA
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; SpawnChestGamePrizeSFX:
;--------------------------------------------------------------------------------
SpawnChestGamePrizeSFX:
CPX.b #$07 : BNE .normal
LDA $A0 : CMP.b #$06 : BNE .normal
.prize
LDA.b #$1B : STA $012F : RTL ; play puzzle sound
.normal
LDA.b #$0E : STA $012F ; play chest sound
RTL
;--------------------------------------------------------------------------------
;--------------------------------------------------------------------------------
; SpawnShovelItem:
;--------------------------------------------------------------------------------
!REDRAW = "$7F5000"
SpawnShovelItem:
LDA.b #$01 : STA !REDRAW
LDA $03FC : BEQ +
JSL DiggingGameGuy_AttemptPrizeSpawn
JMP .skip
+
LDA $035B : AND.b #$01 : BNE + : JMP .skip : + ; corner dig fix
PHY : PHP
PHB : PHK : PLB
SEP #$30 ; set 8-bit accumulator and index registers
LDA $1B : BEQ + : JMP .no_drop : + ; skip if indoors
LDA $8A : CMP #$2A : BEQ .no_drop ; don't drop in the haunted grove
CMP #$68 : BEQ .no_drop ; don't drop in the digging game area
JSL GetRandomInt : BIT #$03 : BNE .no_drop ; drop with 1/4 chance
LSR #2 : TAX ; clobber lower 2 bis - we have 64 slots now
LDA.l ShovelSpawnTable, X ; look up the drop on the table
;most of this part below is copied from the digging game
STA $7FFE00
JSL Sprite_SpawnDynamically
LDX.b #$00
LDA $2F : CMP.b #$04 : BEQ + : INX : +
LDA.l .x_speeds, X : STA $0D50, Y
LDA.b #$00 : STA $0D40, Y
LDA.b #$18 : STA $0F80, Y
LDA.b #$FF : STA $0B58, Y
LDA.b #$30 : STA $0F10, Y
LDA $22 : !ADD.l .x_offsets, X
AND.b #$F0 : STA $0D10, Y
LDA $23 : ADC.b #$00 : STA $0D30, Y
LDA $20 : !ADD.b #$16 : AND.b #$F0 : STA $0D00, Y
LDA $21 : ADC.b #$00 : STA $0D20, Y
LDA.b #$00 : STA $0F20, Y
TYX
LDA.b #$30 : JSL Sound_SetSfx3PanLong
.no_drop
PLB
PLP : PLY
.skip
RTL
;DATA - Shovel Spawn Information
{
.x_speeds
db $F0
db $10
.x_offsets
db $00
db $13
}
;--------------------------------------------------------------------------------