Files
alttpr-baserom/spriteswap.asm
cassidoxa 43f753b517 ram.asm initial commit. Replaced all address defines with labels
Value defines styled without quotes, # moved to load/store/cmp site
Added registers.asm (copied from spannerisms JP disassembly)
Added a bunch of length annotations
Deleted old or trivial commented out code
Deleted: ganonfixes.asm, map.asm, seedtag.asm
Replaced obsolete credits.asm with creditsnew.asm
Moved scratch space at $7F5020-3F to mirrored WRAM (7E1E70-8F)
Moved clock RAM to mirrored WRAM (7E1E90-9F)
dialog.asm: FreeDungeonItemNotice preserves callee-preserved scratch RAM
Toast buffer moved to mirrored WRAM (7E1E0E-0F)
servicerequest.asm: long store to $012E converted to word length store
2022-11-05 00:50:25 -04:00

83 lines
1.7 KiB
NASM

org $008A01 ; 0xA01 - Bank00.asm (LDA.b #$10 : STA $4304 : STA $4314 : STA $4324)
LDA.b $BC
org $1BEDF9
JSL SpriteSwap_Palette_ArmorAndGloves ;4bytes
RTL ;1byte
NOP #$01
org $1BEE1B
JSL SpriteSwap_Palette_ArmorAndGloves_part_two
RTL
!BANK_BASE = $29
org $BF8000
SwapSpriteIfNecessary:
PHP
SEP #$20 ; set 8-bit accumulator
LDA.l SpriteSwapper : BEQ + : !ADD #!BANK_BASE : CMP.b $BC : BEQ +
STA.b $BC
STZ.w $0710 ; Set Normal Sprite NMI
JSL.l SpriteSwap_Palette_ArmorAndGloves_part_two
+
PLP
RTL
SpriteSwap_Palette_ArmorAndGloves:
{
;DEDF9
LDA.l SpriteSwapper : BNE .continue
LDA.b #$10 : STA.b $BC ; Load Original Sprite Location
REP #$21
LDA.l ArmorEquipment
JSL $1BEDFF ; Read Original Palette Code
RTL
.part_two
SEP #$30
LDA.l SpriteSwapper : BNE .continue
REP #$30
LDA.l GloveEquipment
JSL $1BEE21 ; Read Original Palette Code
RTL
.continue
PHX : PHY : PHA
; Load armor palette
PHB : PHK : PLB
REP #$20 ; set 16-bit accumulator
; Check what Link's armor value is.
LDA.l ArmorEquipment : AND.w #$00FF : TAX
LDA.l $1BEC06, X : AND.w #$00FF : ASL A : ADC.w #$F000 : STA.b Scrap00
;replace D308 by 7000 and search
REP #$10 ; set 16-bit index registers
LDA.w #$01E2 ; Target SP-7 (sprite palette 6)
LDX.w #$000E ; Palette has 15 colors
TXY : TAX
LDA.b $BC : AND.w #$00FF : STA.b Scrap02
.loop
LDA.b [Scrap00] : STA.l $7EC300, X : STA.l $7EC500, X
INC.b Scrap00 : INC.b Scrap00
INX #2
DEY : BPL .loop
SEP #$30
PLB
INC $15
PLA : PLY : PLX
RTL
}