124 lines
2.3 KiB
NASM
124 lines
2.3 KiB
NASM
; ========================================
|
|
; GBC Link
|
|
; ========================================
|
|
|
|
UpdateGbcPalette:
|
|
{
|
|
REP #$30 ; change 16bit mode
|
|
LDX #$001E
|
|
|
|
LDA $7EF35B : AND.w #$00FF : CMP #$0001 : BEQ .blue_mail
|
|
|
|
.loop
|
|
LDA.l GameboyLinkPalette, X : STA $7EC6E0, X
|
|
DEX : DEX : BPL .loop
|
|
|
|
SEP #$30 ; go back to 8 bit mode
|
|
INC $15 ; update the palette
|
|
RTL ; or RTS depending on where you need it
|
|
|
|
.blue_mail
|
|
LDX #$001E
|
|
.loop2
|
|
LDA.l GameboyLinkBlueMail, X : STA $7EC6E0, X
|
|
DEX : DEX : BPL .loop2
|
|
SEP #$30 ; go back to 8 bit mode
|
|
INC $15 ; update the palette
|
|
RTL ; or RTS depending on where you need it
|
|
}
|
|
|
|
GameboyLinkPalette:
|
|
{
|
|
dw #$0000, #$7FFF, #$237E, #$B711, #$369E, #$14A5, #$01FF, #$1078
|
|
dw #$46FF, #$22A2, #$3B68, #$0A4A, #$12EF, #$2A5C, #$1571, #$7A18
|
|
}
|
|
|
|
GameboyLinkBlueMail:
|
|
{
|
|
dw #$0000, #$7FFF, #$237E, #$B711, #$369E, #$14A5, #$01FF, #$1078
|
|
dw #$46FF, #$4D25, #$3B68, #$0A4A, #$12EF, #$2A5C, #$1571, #$7A18
|
|
}
|
|
|
|
LinkState_GameboyInDungeonEntrance:
|
|
{
|
|
; if link is in the dark world, change his sprite to the gbc one
|
|
LDA $0FFF : CMP #$00 : BEQ .return
|
|
LDA $BC : CMP #$06 : BEQ .return
|
|
|
|
JSL UpdateGbcPalette
|
|
LDA #$3B : STA $BC ; change link's sprite
|
|
|
|
.return
|
|
|
|
JSL $0AFE80 ; Underworld_HandleLayerEffect
|
|
RTL
|
|
}
|
|
|
|
; Retain GBC sprite when exiting DW dungeons
|
|
LoadOverworld_CheckForGbcLink:
|
|
{
|
|
LDA $0FFF : BEQ .return
|
|
|
|
JSL UpdateGbcPalette
|
|
LDA #$3B : STA $BC ; change link's sprite
|
|
|
|
.return
|
|
STZ.b $B0
|
|
STZ.b $11
|
|
RTL
|
|
}
|
|
|
|
; Module08_02_LoadAndAdvance
|
|
org $02EDC0
|
|
{
|
|
JSL LoadOverworld_CheckForGbcLink
|
|
}
|
|
|
|
org $07A9B1
|
|
LinkMode_MagicMirror:
|
|
{
|
|
JSL LinkState_GameboyForm
|
|
}
|
|
|
|
org $0287A4
|
|
{
|
|
JSL LinkState_GameboyInDungeonEntrance
|
|
}
|
|
|
|
org $1EE48E
|
|
; TODO: Check a status flag to dismiss villager girl
|
|
NOP #6
|
|
|
|
org $09ACFF
|
|
; TODO: Decide if we want to disable other followers
|
|
LDA.b #$0A
|
|
|
|
org $09A903
|
|
db $02 ; Kiki palette
|
|
|
|
pullpc
|
|
LinkState_GameboyForm:
|
|
{
|
|
SEP #$30
|
|
LDA $02B2 : CMP.b #$06 : BEQ .already_gbc
|
|
LDA $0FFF : BEQ .return ; not in dark world
|
|
|
|
.transform
|
|
%PlayerTransform()
|
|
|
|
JSL UpdateGbcPalette
|
|
LDA #$3B : STA $BC ; change link's sprite
|
|
LDA #$06 : STA $02B2
|
|
BRA .return
|
|
|
|
.already_gbc
|
|
%PlayerTransform()
|
|
LDA #$10 : STA $BC
|
|
STZ $02B2
|
|
|
|
.not_gbc
|
|
.return
|
|
JSL $07F1E6
|
|
RTL
|
|
}
|
|
pushpc |