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https://github.com/pret/pokered.git
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74 lines
1.4 KiB
NASM
Executable file
74 lines
1.4 KiB
NASM
Executable file
EmotionBubble:
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ld a, [wWhichEmotionBubble]
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ld c, a
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ld b, 0
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ld hl, EmotionBubblesPointerTable
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add hl, bc
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add hl, bc
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ld e, [hl]
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inc hl
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ld d, [hl]
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ld hl, vChars1 + $780
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lb bc, BANK(EmotionBubbles), $04
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call CopyVideoData
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ld a, [wUpdateSpritesEnabled]
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push af
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ld a, $ff
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ld [wUpdateSpritesEnabled], a
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ld a, [wd736]
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bit 6, a ; are the last 4 OAM entries reserved for a shadow or fishing rod?
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ld hl, wOAMBuffer + 4 * 35 + $3 ; $8f
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ld de, wOAMBuffer + 4 * 39 + $3 ; $9f
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jr z, .next
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ld hl, wOAMBuffer + 4 * 31 + $3 ; $7f
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ld de, wOAMBuffer + 4 * 35 + $3 ; $8f
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; Copy OAM data 16 bytes forward to make room for emotion bubble OAM data at the
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; start of the OAM buffer.
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.next
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ld bc, $90
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.loop
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ld a, [hl]
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ld [de], a
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dec hl
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dec de
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dec bc
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ld a, c
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or b
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jr nz, .loop
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; get the screen coordinates of the sprite the bubble is to be displayed above
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ld hl, wSpriteStateData1 + 4
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ld a, [wEmotionBubbleSpriteIndex]
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swap a
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ld c, a
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ld b, 0
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add hl, bc
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ld a, [hli]
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ld b, a
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inc hl
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ld a, [hl]
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add $8
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ld c, a
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ld de, EmotionBubblesOAM
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xor a
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call WriteOAMBlock
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ld c, 60
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call DelayFrames
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pop af
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ld [wUpdateSpritesEnabled], a
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call DelayFrame
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jp UpdateSprites
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EmotionBubblesPointerTable:
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dw EmotionBubbles
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dw EmotionBubbles + $40
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dw EmotionBubbles + $80
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EmotionBubblesOAM:
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db $F8,$00,$F9,$00
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db $FA,$00,$FB,$00
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EmotionBubbles:
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INCBIN "gfx/emotion_bubbles.2bpp"
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