194 lines
4.5 KiB
NASM
194 lines
4.5 KiB
NASM
;================================================================================
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; Randomize NPC Items
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;--------------------------------------------------------------------------------
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; Old Man - Zora King - Sick Kid - Tree Kid - Sahasrala - Catfish - Rupee NPC
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;=SET 1
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;OLD_MAN = "#$01"
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;ZORA_KING = "#$02"
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;SICK_KID = "#$04"
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;TREE_KID = "#$08"
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;SAHASRALA = "#$10"
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;CATFISH = "#$20"
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;UNUSED = "#$40"
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;BOOK_MUDORA = "#$80"
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;=SET 2
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;ETHER_TABLET = "#$01"
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;BOMBOS_TABLET = "#$02"
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;SMITH_SWORD = "#$04"
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;FAIRY_SWORD = "#$08"
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;MUSHROOM = "#$10"
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;POWDER = "#$20"
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;UNUSED = "#$40"
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;MAGIC_BAT = "#$80"
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;--------------------------------------------------------------------------------
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ItemCheck_FairySword:
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LDA NpcFlags+1 : AND.b #$08
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RTL
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ItemCheck_SmithSword:
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LDA NpcFlags+1 : AND.b #$04
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RTL
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ItemCheck_MagicBat:
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LDA NpcFlags+1 : AND.b #$80
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RTL
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ItemCheck_OldMan:
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LDA NpcFlags : AND.b #$01 : CMP #$01
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RTL
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ItemCheck_ZoraKing:
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LDA NpcFlags : AND.b #$02
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RTL
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ItemCheck_SickKid:
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LDA NpcFlags : AND.b #$04
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RTL
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ItemCheck_TreeKid:
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LDA NpcFlags : AND.b #$08 ; FluteBoy_Chillin - 73: LDA FluteEquipment
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RTL
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ItemCheck_TreeKid2:
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LDA NpcFlags : AND.b #$08 : LSR #$02 ; FluteAardvark_InitialStateFromFluteState - 225: LDA FluteEquipment : AND.b #$03
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RTL
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ItemCheck_TreeKid3:
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JSL $0DD030 ; FluteAardvark_Draw - thing we wrote over
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LDA NpcFlags : AND.b #$08
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BEQ .normal
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BRA .done
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LDA.b #$05
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.normal
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LDA $0D80, X
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.done
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RTL
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ItemCheck_Sahasrala:
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LDA NpcFlags : AND.b #$10
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RTL
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ItemCheck_Library:
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LDA NpcFlags : AND.b #$80
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RTL
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ItemCheck_Mushroom:
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LDA NpcFlags+1 : ROL #4 ; does the same thing as below
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; LDA NpcFlags+1 : AND.b #$10 : BEQ .clear
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; SEC
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;RTL
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; .clear
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; CLC
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RTL
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ItemCheck_Powder:
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LDA NpcFlags+1 : AND.b #$20
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RTL
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ItemCheck_Catfish:
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;LDA CatfishGoodItem : BEQ .junk
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;PHX
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; LDA CatfishGoodItem+1 : TAX
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; LDA BowEquipment-1, X
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;PLX
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;--
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;CMP CatfishGoodItem : !BLT .oursNewer
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;.theirsNewer
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;LDA #$20 : RTL ; don't give item
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;.oursNewers
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;LDA #$00 : RTL ; give item
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;.junk
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LDA NpcFlags : AND.b #$20
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RTL
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;--------------------------------------------------------------------------------
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ItemSet_FairySword:
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PHA : LDA NpcFlags+1 : ORA.b #$08 : STA NpcFlags+1 : PLA
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RTL
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ItemSet_SmithSword:
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PHA : LDA NpcFlags+1 : ORA.b #$04 : STA NpcFlags+1 : PLA
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RTL
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ItemSet_MagicBat:
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PHA : LDA NpcFlags+1 : ORA.b #$80 : STA NpcFlags+1 : PLA
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RTL
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ItemSet_OldMan:
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JSL.l Link_ReceiveItem ; thing we wrote over
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PHA : LDA NpcFlags : ORA.b #$01 : STA NpcFlags : PLA
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RTL
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ItemSet_ZoraKing:
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;JSL $1DE1AA ; Sprite_SpawnFlippersItem ; thing we wrote over
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PHA : LDA NpcFlags : ORA.b #$02 : STA NpcFlags : PLA
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RTL
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ItemSet_SickKid:
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JSL.l Link_ReceiveItem ; thing we wrote over
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PHA : LDA NpcFlags : ORA.b #$04 : STA NpcFlags : PLA
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RTL
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ItemSet_TreeKid:
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JSL.l Link_ReceiveItem ; thing we wrote over
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PHA : LDA NpcFlags : ORA.b #$08 : STA NpcFlags : PLA
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RTL
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ItemSet_Sahasrala:
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JSL.l Link_ReceiveItem ; thing we wrote over
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PHA : LDA NpcFlags : ORA.b #$10 : STA NpcFlags : PLA
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RTL
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ItemSet_Catfish:
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;JSL $00D52D ; GetAnimatedSpriteTile.variable ; thing we wrote over
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;JSL.l LoadCatfishItemGFX
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PHA : LDA NpcFlags : ORA.b #$20 : STA NpcFlags : PLA
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RTL
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ItemSet_Library:
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JSL.l Link_ReceiveItem ; thing we wrote over
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PHA : LDA NpcFlags : ORA.b #$80 : STA NpcFlags : PLA
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RTL
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ItemSet_Mushroom:
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PHA
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LDA NpcFlags+1 : ORA.b #$10 : STA NpcFlags+1
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LDY $0E80, X ; Retrieve stored item type
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BNE +
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; if for any reason the item value is 0 reload it, just in case
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%GetPossiblyEncryptedItem(MushroomItem, SpriteItemValues) : TAY
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+
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PLA
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;LDY.b #$29
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STZ $02E9 ; thing we wrote over - the mushroom is an npc for item purposes apparently
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RTL
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ItemSet_Powder:
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PHA : LDA NpcFlags+1 : ORA.b #$20 : STA NpcFlags+1 : PLA
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RTL
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;================================================================================
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;================================================================================
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; Randomize 300 Rupee NPC
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;--------------------------------------------------------------------------------
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Set300RupeeNPCItem:
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INC $0D80, X ; thing we wrote over
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PHA : PHP
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REP #$20 ; set 16-bit accumulator
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LDA $A0 ; these are all decimal because i got them that way
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CMP.w #291 : BNE +
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%GetPossiblyEncryptedItem(RupeeNPC_MoldormCave, SpriteItemValues)
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TAY ; load moldorm cave value into Y
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BRA .done
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+ CMP.w #286 : BNE +
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%GetPossiblyEncryptedItem(RupeeNPC_NortheastDarkSwampCave, SpriteItemValues)
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TAY ; load northeast dark swamp cave value into Y
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BRA .done
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+
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LDY.b #$46 ; default to a normal 300 rupees
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.done
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PLP : PLA
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RTL
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;================================================================================
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