mirror of https://github.com/pret/pokecrystal.git
436 lines
6.0 KiB
NASM
Executable File
436 lines
6.0 KiB
NASM
Executable File
_AnimateHPBar: ; d627
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call .IsMaximumMoreThan48Pixels
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jr c, .MoreThan48Pixels
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call .ComputePixels
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.ShortAnimLoop:
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push bc
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push hl
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call ShortAnim_UpdateVariables
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pop hl
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pop bc
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push af
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push bc
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push hl
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call ShortHPBarAnim_UpdateTiles
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call HPBarAnim_BGMapUpdate
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pop hl
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pop bc
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pop af
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jr nc, .ShortAnimLoop
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ret
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.MoreThan48Pixels:
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call .ComputePixels
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.LongAnimLoop:
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push bc
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push hl
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call LongAnim_UpdateVariables
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pop hl
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pop bc
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ret c
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push af
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push bc
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push hl
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call LongHPBarAnim_UpdateTiles
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call HPBarAnim_BGMapUpdate
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pop hl
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pop bc
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pop af
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jr nc, .LongAnimLoop
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ret
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; d65f
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.IsMaximumMoreThan48Pixels: ; d65f
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ld a, [wCurHPAnimMaxHP + 1]
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and a
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jr nz, .player
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ld a, [wCurHPAnimMaxHP]
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cp HP_BAR_LENGTH_PX
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jr nc, .player
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and a
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ret
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.player
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scf
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ret
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; d670
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.ComputePixels: ; d670
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push hl
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ld hl, wCurHPAnimMaxHP
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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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ld a, [hli]
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ld c, a
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ld a, [hli]
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ld b, a
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pop hl
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call Predef_ComputeHPBarPixels
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ld a, e
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ld [wCurHPBarPixels], a
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ld a, [wCurHPAnimNewHP]
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ld c, a
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ld a, [wCurHPAnimNewHP + 1]
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ld b, a
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ld a, [wCurHPAnimMaxHP]
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ld e, a
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ld a, [wCurHPAnimMaxHP + 1]
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ld d, a
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call Predef_ComputeHPBarPixels
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ld a, e
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ld [wNewHPBarPixels], a
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push hl
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ld hl, wCurHPAnimOldHP
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ld a, [hli]
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ld c, a
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ld a, [hli]
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ld b, a
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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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pop hl
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ld a, e
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sub c
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ld e, a
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ld a, d
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sbc b
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ld d, a
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jr c, .negative
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ld a, [wCurHPAnimOldHP]
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ld [wCurHPAnimLowHP], a
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ld a, [wCurHPAnimNewHP]
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ld [wCurHPAnimHighHP], a
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ld bc, 1
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jr .got_direction
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.negative
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ld a, [wCurHPAnimOldHP]
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ld [wCurHPAnimHighHP], a
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ld a, [wCurHPAnimNewHP]
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ld [wCurHPAnimLowHP], a
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ld a, e
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xor $ff
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inc a
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ld e, a
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ld a, d
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xor $ff
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ld d, a
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ld bc, -1
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.got_direction
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ld a, d
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ld [wCurHPAnimDeltaHP], a
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ld a, e
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ld [wCurHPAnimDeltaHP + 1], a
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ret
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; d6e2
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ShortAnim_UpdateVariables: ; d6e2
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ld hl, wCurHPBarPixels
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ld a, [wNewHPBarPixels]
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cp [hl]
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jr nz, .not_finished
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scf
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ret
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.not_finished
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ld a, c
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add [hl]
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ld [hl], a
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call ShortHPBar_CalcPixelFrame
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and a
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ret
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; d6f5
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LongAnim_UpdateVariables: ; d6f5
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.loop
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ld hl, wCurHPAnimOldHP
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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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ld a, e
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cp [hl]
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jr nz, .next
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inc hl
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ld a, d
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cp [hl]
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jr nz, .next
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scf
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ret
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.next
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ld l, e
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ld h, d
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add hl, bc
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ld a, l
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ld [wCurHPAnimOldHP], a
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ld a, h
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ld [wCurHPAnimOldHP + 1], a
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push hl
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push de
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push bc
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ld hl, wCurHPAnimMaxHP
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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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ld a, [hli]
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ld c, a
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ld a, [hli]
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ld b, a
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; This routine is buggy. The result from Predef_ComputeHPBarPixels is stored
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; in e. However, the pop de opcode deletes this result before it is even
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; used. The game then proceeds as though it never deleted that output.
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; To fix, uncomment the line below.
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call Predef_ComputeHPBarPixels
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; ld a, e
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pop bc
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pop de
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pop hl
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ld a, e ; Comment or delete this line to fix the above bug.
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ld hl, wCurHPBarPixels
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cp [hl]
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jr z, .loop
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ld [hl], a
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and a
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ret
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; d730
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ShortHPBarAnim_UpdateTiles: ; d730
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call HPBarAnim_UpdateHPRemaining
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ld d, HP_BAR_LENGTH
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ld a, [wWhichHPBar]
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and $1
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ld b, a
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ld a, [wCurHPBarPixels]
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ld e, a
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ld c, a
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push de
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call HPBarAnim_RedrawHPBar
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pop de
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call HPBarAnim_PaletteUpdate
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ret
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; d749
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LongHPBarAnim_UpdateTiles: ; d749
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call HPBarAnim_UpdateHPRemaining
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ld a, [wCurHPAnimOldHP]
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ld c, a
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ld a, [wCurHPAnimOldHP + 1]
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ld b, a
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ld a, [wCurHPAnimMaxHP]
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ld e, a
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ld a, [wCurHPAnimMaxHP + 1]
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ld d, a
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call Predef_ComputeHPBarPixels
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ld c, e
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ld d, HP_BAR_LENGTH
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ld a, [wWhichHPBar]
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and $1
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ld b, a
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push de
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call HPBarAnim_RedrawHPBar
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pop de
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call HPBarAnim_PaletteUpdate
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ret
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; d771
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HPBarAnim_RedrawHPBar: ; d771
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ld a, [wWhichHPBar]
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cp $2
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jr nz, .skip
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ld a, 2 * SCREEN_WIDTH
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add l
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ld l, a
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ld a, 0
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adc h
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ld h, a
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.skip
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call DrawBattleHPBar
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ret
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; d784
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HPBarAnim_UpdateHPRemaining: ; d784
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ld a, [wWhichHPBar]
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and a
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ret z
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cp $1
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jr z, .load_15
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ld de, SCREEN_WIDTH + 2
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jr .loaded_de
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.load_15
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ld de, SCREEN_WIDTH + 1
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.loaded_de
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push hl
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add hl, de
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ld a, " "
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ld [hli], a
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ld [hli], a
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ld [hld], a
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dec hl
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ld a, [wCurHPAnimOldHP]
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ld [StringBuffer2 + 1], a
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ld a, [wCurHPAnimOldHP + 1]
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ld [StringBuffer2], a
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ld de, StringBuffer2
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lb bc, 2, 3
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call PrintNum
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pop hl
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ret
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; d7b4
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HPBarAnim_PaletteUpdate: ; d7b4
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ld a, [hCGB]
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and a
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ret z
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ld hl, wCurHPAnimPal
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call SetHPPal
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ld a, [wCurHPAnimPal]
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ld c, a
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farcall ApplyHPBarPals
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ret
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; d7c9
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HPBarAnim_BGMapUpdate: ; d7c9
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ld a, [hCGB]
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and a
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jr nz, .cgb
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call DelayFrame
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call DelayFrame
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ret
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.cgb
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ld a, [wWhichHPBar]
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and a
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jr z, .load_0
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cp $1
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jr z, .load_1
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ld a, [CurPartyMon]
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cp $3
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jr nc, .bottom_half_of_screen
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ld c, $0
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jr .got_third
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.bottom_half_of_screen
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ld c, $1
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.got_third
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push af
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cp $2
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jr z, .skip_delay
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cp $5
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jr z, .skip_delay
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ld a, $2
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ld [hBGMapMode], a
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ld a, c
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ld [hBGMapThird], a
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call DelayFrame
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.skip_delay
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ld a, $1
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ld [hBGMapMode], a
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ld a, c
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ld [hBGMapThird], a
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call DelayFrame
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pop af
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cp $2
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jr z, .two_frames
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cp $5
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jr z, .two_frames
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ret
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.two_frames
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inc c
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ld a, $2
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ld [hBGMapMode], a
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ld a, c
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ld [hBGMapThird], a
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call DelayFrame
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ld a, $1
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ld [hBGMapMode], a
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ld a, c
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ld [hBGMapThird], a
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call DelayFrame
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ret
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.load_0
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ld c, $0
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jr .finish
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.load_1
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ld c, $1
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.finish
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call DelayFrame
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ld a, c
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ld [hBGMapThird], a
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call DelayFrame
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ret
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; d839
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ShortHPBar_CalcPixelFrame: ; d839
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ld a, [wCurHPAnimMaxHP]
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ld c, a
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ld b, 0
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ld hl, 0
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ld a, [wCurHPBarPixels]
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cp HP_BAR_LENGTH_PX
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jr nc, .return_max
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and a
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jr z, .return_zero
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call AddNTimes
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ld b, 0
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; This routine is buggy. If [wCurHPAnimMaxHP] * [wCurHPBarPixels] is divisible
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; by 48, the loop runs one extra time. To fix, uncomment the line below.
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.loop
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ld a, l
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sub HP_BAR_LENGTH_PX
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ld l, a
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ld a, h
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sbc $0
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ld h, a
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; jr z, .done
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jr c, .done
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inc b
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jr .loop
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.done
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push bc
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ld bc, $80
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add hl, bc
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pop bc
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ld a, l
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sub HP_BAR_LENGTH_PX
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ld l, a
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ld a, h
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sbc $0
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ld h, a
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jr c, .no_carry
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inc b
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.no_carry
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ld a, [wCurHPAnimLowHP]
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cp b
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jr nc, .finish
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ld a, [wCurHPAnimHighHP]
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cp b
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jr c, .finish
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ld a, b
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.finish
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ld [wCurHPAnimOldHP], a
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ret
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.return_zero
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xor a
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ld [wCurHPAnimOldHP], a
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ret
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.return_max
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ld a, [wCurHPAnimMaxHP]
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ld [wCurHPAnimOldHP], a
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ret
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; d88c
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