mirror of
https://gitlab.com/xCrystal/pokecrystal-board.git
synced 2024-09-09 09:51:34 -07:00
163 lines
2.3 KiB
NASM
163 lines
2.3 KiB
NASM
DetermineLinkBattleResult:
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farcall UpdateEnemyMonInParty
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ld hl, wPartyMon1HP
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call .CountMonsRemaining
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push bc
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ld hl, wOTPartyMon1HP
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call .CountMonsRemaining
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ld a, c
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pop bc
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cp c
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jr z, .even_number_of_mons_remaining
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jr c, .defeat
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jr .victory
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.even_number_of_mons_remaining
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call .BothSides_CheckNumberMonsAtFullHealth
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jr z, .drawn
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ld a, e
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cp $1
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jr z, .victory
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cp $2
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jr z, .defeat
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ld hl, wPartyMon1HP
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call .CalcPercentHPRemaining
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push de
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ld hl, wOTPartyMon1HP
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call .CalcPercentHPRemaining
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pop hl
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ld a, d
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cp h
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jr c, .victory
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jr z, .compare_lo
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jr .defeat
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.compare_lo
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ld a, e
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cp l
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jr z, .drawn
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jr nc, .defeat
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.victory
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ld a, [wBattleResult]
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and $f0
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ld [wBattleResult], a ; WIN
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ret
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.defeat
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ld a, [wBattleResult]
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and $f0
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add LOSE
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ld [wBattleResult], a
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ret
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.drawn
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ld a, [wBattleResult]
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and $f0
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add DRAW
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ld [wBattleResult], a
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ret
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.CountMonsRemaining:
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ld c, 0
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ld b, 3
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ld de, PARTYMON_STRUCT_LENGTH - 1
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.loop
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ld a, [hli]
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or [hl]
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jr nz, .not_fainted
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inc c
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.not_fainted
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add hl, de
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dec b
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jr nz, .loop
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ret
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.CalcPercentHPRemaining:
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ld de, 0
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ld c, $3
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.loop2
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ld a, [hli]
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or [hl]
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jr z, .next
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dec hl
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xor a
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ldh [hDividend + 0], a
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ld a, [hli]
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ldh [hDividend + 1], a
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ld a, [hli]
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ldh [hDividend + 2], a
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xor a
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ldh [hDividend + 3], a
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ld a, [hli]
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ld b, a
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ld a, [hld]
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srl b
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rr a
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srl b
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rr a
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ldh [hDivisor], a
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ld b, $4
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call Divide
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ldh a, [hQuotient + 3]
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add e
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ld e, a
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ldh a, [hQuotient + 2]
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adc d
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ld d, a
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dec hl
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.next
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push de
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ld de, $2f
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add hl, de
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pop de
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dec c
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jr nz, .loop2
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ret
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.BothSides_CheckNumberMonsAtFullHealth:
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ld hl, wPartyMon1HP
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call .CheckFaintedOrFullHealth
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jr nz, .finish ; we have a pokemon that's neither fainted nor at full health
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ld hl, wOTPartyMon1HP
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call .CheckFaintedOrFullHealth
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ld e, $1 ; victory
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ret
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.finish
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ld hl, wOTPartyMon1HP
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call .CheckFaintedOrFullHealth
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ld e, $0 ; drawn
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ret nz ; we both have pokemon that are neither fainted nor at full health
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ld e, $2 ; defeat
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ld a, $1 ; not drawn
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and a
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ret
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.CheckFaintedOrFullHealth:
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ld d, 3
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.loop3
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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 c, a
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or b
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jr z, .fainted_or_full_health
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ld a, [hli]
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cp b
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ret nz
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ld a, [hld]
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cp c
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ret nz
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.fainted_or_full_health
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push de
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ld de, PARTYMON_STRUCT_LENGTH - 2
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add hl, de
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pop de
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dec d
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jr nz, .loop3
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ret
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