forked from KatDevsGames/z3randomizer
/
bookofmudora.asm
79 lines (75 loc) · 2.33 KB
/
bookofmudora.asm
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;================================================================================
; Randomize Book of Mudora
;--------------------------------------------------------------------------------
LoadLibraryItemGFX:
%GetPossiblyEncryptedItem(LibraryItem, SpriteItemValues)
STA $0E80, X ; Store item type
JSL.l PrepDynamicTile
RTL
;--------------------------------------------------------------------------------
DrawLibraryItemGFX:
PHA
LDA $0E80, X ; Retrieve stored item type
JSL.l DrawDynamicTile
PLA
RTL
;--------------------------------------------------------------------------------
SetLibraryItem:
PHA
LDY $0E80, X ; Retrieve stored item type
PLA
JSL.l ItemSet_Library ; contains thing we wrote over
RTL
;--------------------------------------------------------------------------------
;0x0087 - Hera Room w/key
;================================================================================
; Randomize Bonk Keys
;--------------------------------------------------------------------------------
!REDRAW = "$7F5000"
;--------------------------------------------------------------------------------
LoadBonkItemGFX:
LDA.b #$08 : STA $0F50, X ; thing we wrote over
LoadBonkItemGFX_inner:
LDA.b #$00 : STA !REDRAW
JSR LoadBonkItem
JSL.l PrepDynamicTile
RTL
;--------------------------------------------------------------------------------
DrawBonkItemGFX:
PHA
LDA !REDRAW : BEQ .skipInit ; skip init if already ready
JSL.l LoadBonkItemGFX_inner
BRA .done ; don't draw on the init frame
.skipInit
JSR LoadBonkItem
JSL.l DrawDynamicTileNoShadow
.done
PLA
RTL
;--------------------------------------------------------------------------------
GiveBonkItem:
JSR LoadBonkItem
CMP #$24 : BNE .notKey
.key
PHY : LDY.b #$24 : JSL.l AddInventory : PLY ; do inventory processing for a small key
LDA $7EF36F : INC A : STA $7EF36F
LDA.b #$2F : JSL.l Sound_SetSfx3PanLong
JSL CountBonkItem
RTL
.notKey
PHY : TAY : JSL.l Link_ReceiveItem : PLY
JSL CountBonkItem
RTL
;--------------------------------------------------------------------------------
LoadBonkItem:
LDA $A0 ; check room ID - only bonk keys in 2 rooms so we're just checking the lower byte
CMP #115 : BNE + ; Desert Bonk Key
LDA.l BonkKey_Desert
BRA ++
+ : CMP #140 : BNE + ; GTower Bonk Key
LDA.l BonkKey_GTower
BRA ++
+
LDA.b #$24 ; default to small key
++
RTS