Overworld Map Refactor

This commit is contained in:
aerinon
2021-10-21 14:05:59 -06:00
parent 319aba5e4d
commit c503e3eb61
6 changed files with 360 additions and 124 deletions

View File

@@ -42,82 +42,6 @@ RTL
LDA.b #$FF ; don't show keys
RTL
;================================================================================
GetCrystalNumber:
PHX
TXA : ASL : TAX
LDA $7EF3CA : EOR.b #$40 : BNE +
INX
+
LDA.l CrystalNumberTable-16, X
PLX
RTL
;================================================================================
!INVENTORY_MAP = "$7EF368"
!MAP_OVERLAY = "$7EF414" ; [2]
OverworldMap_CheckObject:
PHX
;CPX.b #$01 : BNE + : JMP ++ : + : JMP .fail
LDA $7EF3CA : AND.b #$40 : BNE +
;LW Map
LDA.l MapMode : BEQ +++
LDA !INVENTORY_MAP : ORA !MAP_OVERLAY : AND.b #$01 : BNE +++
PHX
LDA.l .lw_map_offsets, X : TAX ; put map offset into X
LDA !INVENTORY_MAP, X : ORA !MAP_OVERLAY, X
PLX
AND.l .lw_map_masks, X : BNE +++
JMP .fail
+++
LDA.l .lw_offsets, X
BPL +++ : CLC : BRA .done : +++ ; don't display master sword
TAX : BRA ++
+
;DW Map
LDA.l MapMode : BEQ +++
LDA !INVENTORY_MAP : ORA !MAP_OVERLAY : AND.b #$02 : BNE +++
PHX
LDA.l .dw_map_offsets, X : TAX ; put map offset into X
LDA.l !INVENTORY_MAP, X : ORA !MAP_OVERLAY, X
PLX
AND.l .dw_map_masks, X : BNE +++
JMP .fail
+++
LDA.l .dw_offsets, X
TAX : BRA ++
SEC
PLX
RTL
++
LDA.l CrystalPendantFlags_2, X
AND.b #$40 : BNE .checkCrystal
.checkPendant
LDA $7EF374 : AND.l CrystalPendantFlags, X : BNE .fail
CLC : BRA .done
.checkCrystal
LDA $7EF37A : AND.l CrystalPendantFlags, X : BNE .fail
CLC : BRA .done
.fail
SEC
.done
PLX
RTL
.lw_offsets
db $02, $0A, $03, $FF
.dw_offsets
db $06, $08, $0C, $0B, $07, $09, $05
.lw_map_offsets
db $01, $00, $01
; pod skull trock thieves mire ice swamp
.dw_map_offsets
db $01, $00, $00, $00, $01, $00, $01
.lw_map_masks
db $20, $20, $10, $00
.dw_map_masks
db $02, $80, $08, $10, $01, $40, $04
;================================================================================
SetLWDWMap:
PHP
SEP #$20 ; set 8-bit accumulator