mirror of
https://gitlab.com/xCrystal/pokecrystal-board.git
synced 2024-09-09 09:51:34 -07:00
69 lines
1.5 KiB
NASM
69 lines
1.5 KiB
NASM
; Functions to fade the screen in and out.
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RotateFourPalettesRight::
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ld hl, IncGradGBPalTable_00
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ld b, 4
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jr RotatePalettesRight
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RotateThreePalettesRight::
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ld hl, IncGradGBPalTable_05
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ld b, 3
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RotatePalettesRight::
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; Rotate palettes to the right and fill with loaded colors from the left
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; If we're already at the leftmost color, fill with the leftmost color
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push de
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ld a, [hli]
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call DmgToCgbBGPals
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ld a, [hli]
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ld e, a
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ld a, [hli]
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ld d, a
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call DmgToCgbObjPals
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ld c, 8
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call DelayFrames
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pop de
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dec b
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jr nz, RotatePalettesRight
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ret
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RotateFourPalettesLeft::
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ld hl, IncGradGBPalTable_04 - 1
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ld b, 4
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jr RotatePalettesLeft
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RotateThreePalettesLeft::
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ld hl, IncGradGBPalTable_07 - 1
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ld b, 3
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RotatePalettesLeft::
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; Rotate palettes to the left and fill with loaded colors from the right
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; If we're already at the rightmost color, fill with the rightmost color
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push de
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ld a, [hld]
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ld d, a
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ld a, [hld]
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ld e, a
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call DmgToCgbObjPals
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ld a, [hld]
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call DmgToCgbBGPals
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ld c, 8
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call DelayFrames
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pop de
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dec b
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jr nz, RotatePalettesLeft
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ret
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IncGradGBPalTable_00:: dc 3,3,3,3, 3,3,3,3, 3,3,3,3
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IncGradGBPalTable_01:: dc 3,3,3,2, 3,3,3,2, 3,3,3,2
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IncGradGBPalTable_02:: dc 3,3,2,1, 3,3,2,1, 3,3,2,1
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IncGradGBPalTable_03:: dc 3,2,1,0, 3,2,1,0, 3,2,1,0
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IncGradGBPalTable_04:: dc 3,2,1,0, 3,2,1,0, 3,2,1,0
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IncGradGBPalTable_05:: dc 2,1,0,0, 2,1,0,0, 2,1,0,0
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IncGradGBPalTable_06:: dc 1,0,0,0, 1,0,0,0, 1,0,0,0
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IncGradGBPalTable_07:: dc 0,0,0,0, 0,0,0,0, 0,0,0,0
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DoRGBFadeEffect::
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farcall _DoRGBFadeEffect
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ret
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