pokecrystal-board/home/fade.asm

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; Functions to fade the screen in and out.
Function48c:: ; 48c
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ld a, [TimeOfDayPal]
ld b, a
ld hl, IncGradGBPalTable_11
ld a, l
sub b
ld l, a
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jr nc, .okay
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dec h
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.okay
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ld a, [hli]
ld [rBGP], a
ld a, [hli]
ld [rOBP0], a
ld a, [hli]
ld [rOBP1], a
ret
; 4a3
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RotateFourPalettesRight:: ; 4a3
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ld a, [hCGB]
and a
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jr z, .dmg
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ld hl, IncGradGBPalTable_00
ld b, 4
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jr RotatePalettesRight
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.dmg
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ld hl, IncGradGBPalTable_08
ld b, 4
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jr RotatePalettesRight
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; 4b6
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RotateThreePalettesRight:: ; 4b6
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ld a, [hCGB]
and a
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jr z, .dmg
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ld hl, IncGradGBPalTable_05
ld b, 3
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jr RotatePalettesRight
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.dmg
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ld hl, IncGradGBPalTable_13
ld b, 3
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RotatePalettesRight:: ; 4c7
; Rotate palettes to the right and fill with loaded colors from the left
; If we're already at the leftmost color, fill with the leftmost color
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push de
ld a, [hli]
call DmgToCgbBGPals
ld a, [hli]
ld e, a
ld a, [hli]
ld d, a
call DmgToCgbObjPals
ld c, 8
call DelayFrames
pop de
dec b
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jr nz, RotatePalettesRight
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ret
; 4dd
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RotateFourPalettesLeft:: ; 4dd
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ld a, [hCGB]
and a
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jr z, .dmg
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ld hl, IncGradGBPalTable_04 - 1
ld b, 4
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jr RotatePalettesLeft
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.dmg
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ld hl, IncGradGBPalTable_12 - 1
ld b, 4
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jr RotatePalettesLeft
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; 4f0
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RotateThreePalettesLeft:: ; 4f0
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ld a, [hCGB]
and a
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jr z, .dmg
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ld hl, IncGradGBPalTable_07 - 1
ld b, 3
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jr RotatePalettesLeft
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.dmg
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ld hl, IncGradGBPalTable_15 - 1
ld b, 3
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RotatePalettesLeft:: ; 501
; Rotate palettes to the left and fill with loaded colors from the right
; If we're already at the rightmost color, fill with the rightmost color
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push de
ld a, [hld]
ld d, a
ld a, [hld]
ld e, a
call DmgToCgbObjPals
ld a, [hld]
call DmgToCgbBGPals
ld c, 8
call DelayFrames
pop de
dec b
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jr nz, RotatePalettesLeft
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ret
; 517
; 517
IncGradGBPalTable_00:: db %11111111, %11111111, %11111111
IncGradGBPalTable_01:: db %11111110, %11111110, %11111110
IncGradGBPalTable_02:: db %11111001, %11111001, %11111001
IncGradGBPalTable_03:: db %11100100, %11100100, %11100100
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IncGradGBPalTable_04:: db %11100100, %11100100, %11100100
IncGradGBPalTable_05:: db %10010000, %10010000, %10010000
IncGradGBPalTable_06:: db %01000000, %01000000, %01000000
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IncGradGBPalTable_07:: db %00000000, %00000000, %00000000
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; bgp obp1 obp2
IncGradGBPalTable_08:: db %11111111, %11111111, %11111111
IncGradGBPalTable_09:: db %11111110, %11111110, %11111000
IncGradGBPalTable_10:: db %11111001, %11100100, %11100100
IncGradGBPalTable_11:: db %11100100, %11010000, %11100000
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IncGradGBPalTable_12:: db %11100100, %11010000, %11100000
IncGradGBPalTable_13:: db %10010000, %10000000, %10010000
IncGradGBPalTable_14:: db %01000000, %01000000, %01000000
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IncGradGBPalTable_15:: db %00000000, %00000000, %00000000
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; 547