Files
alttpr-python/asm/overrides.asm
aerinon bda5b27c44 Stonewall generation changed to pre-open wall if necessary.
GT Mini bosses no longer drop heart containers.
Crystal switch logic during generation updated.
2020-02-06 15:12:52 -07:00

40 lines
1.1 KiB
NASM

;================================================================================
; Lamp Mantle & Light Cone Fix
;--------------------------------------------------------------------------------
; Output: 0 for darkness, 1 for lamp cone
;--------------------------------------------------------------------------------
LampCheckOverride:
LDA $7F50C4 : CMP.b #$01 : BNE + : RTL : +
CMP.b #$FF : BNE + : INC : RTL : +
LDA $7EF34A : BNE .done ; skip if we already have lantern
LDA $7EF3CA : BNE +
.lightWorld
LDA $040C : CMP.b #$02 : BNE ++ ; check if we're in HC
LDA LampConeSewers : BRA .done
++
LDA LampConeLightWorld : BRA .done
+
.darkWorld
LDA LampConeDarkWorld
.done
;BNE + : STZ $1D : + ; remember to turn cone off after a torch
RTL
GtBossHeartCheckOverride:
lda $a0 : cmp #$1c : beq ++
cmp #$6c : beq ++
cmp #$4d : bne +
++ lda DRFlags : and #$01 : bne ++ ;skip if flag on
lda $403 : ora #$80 : sta $403
++ clc
rtl
+ sec
rtl
OnFileLoadOverride:
jsl OnFileLoad ; what I wrote over
lda DRFlags : and #$80 : beq + ;flag is off
lda $7ef086 : ora #$80 : sta $7ef086
+ rtl