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pokecrystal-board/engine/items/item_effects.asm
Rangi 61847b3596 Identify some more labels
2020-06-22 16:30:13 -04:00

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_DoItemEffect::
ld a, [wCurItem]
ld [wNamedObjectIndexBuffer], a
call GetItemName
call CopyName1
ld a, 1
ld [wItemEffectSucceeded], a
ld a, [wCurItem]
dec a
ld hl, ItemEffects
rst JumpTable
ret
ItemEffects:
; entries correspond to item ids
dw PokeBallEffect ; MASTER_BALL
dw PokeBallEffect ; ULTRA_BALL
dw NoEffect ; BRIGHTPOWDER
dw PokeBallEffect ; GREAT_BALL
dw PokeBallEffect ; POKE_BALL
dw TownMapEffect ; TOWN_MAP
dw BicycleEffect ; BICYCLE
dw EvoStoneEffect ; MOON_STONE
dw StatusHealingEffect ; ANTIDOTE
dw StatusHealingEffect ; BURN_HEAL
dw StatusHealingEffect ; ICE_HEAL
dw StatusHealingEffect ; AWAKENING
dw StatusHealingEffect ; PARLYZ_HEAL
dw FullRestoreEffect ; FULL_RESTORE
dw RestoreHPEffect ; MAX_POTION
dw RestoreHPEffect ; HYPER_POTION
dw RestoreHPEffect ; SUPER_POTION
dw RestoreHPEffect ; POTION
dw EscapeRopeEffect ; ESCAPE_ROPE
dw RepelEffect ; REPEL
dw RestorePPEffect ; MAX_ELIXER
dw EvoStoneEffect ; FIRE_STONE
dw EvoStoneEffect ; THUNDERSTONE
dw EvoStoneEffect ; WATER_STONE
dw NoEffect ; ITEM_19
dw VitaminEffect ; HP_UP
dw VitaminEffect ; PROTEIN
dw VitaminEffect ; IRON
dw VitaminEffect ; CARBOS
dw NoEffect ; LUCKY_PUNCH
dw VitaminEffect ; CALCIUM
dw RareCandyEffect ; RARE_CANDY
dw XAccuracyEffect ; X_ACCURACY
dw EvoStoneEffect ; LEAF_STONE
dw NoEffect ; METAL_POWDER
dw NoEffect ; NUGGET
dw PokeDollEffect ; POKE_DOLL
dw StatusHealingEffect ; FULL_HEAL
dw ReviveEffect ; REVIVE
dw ReviveEffect ; MAX_REVIVE
dw GuardSpecEffect ; GUARD_SPEC
dw SuperRepelEffect ; SUPER_REPEL
dw MaxRepelEffect ; MAX_REPEL
dw DireHitEffect ; DIRE_HIT
dw NoEffect ; ITEM_2D
dw RestoreHPEffect ; FRESH_WATER
dw RestoreHPEffect ; SODA_POP
dw RestoreHPEffect ; LEMONADE
dw XItemEffect ; X_ATTACK
dw NoEffect ; ITEM_32
dw XItemEffect ; X_DEFEND
dw XItemEffect ; X_SPEED
dw XItemEffect ; X_SPECIAL
dw CoinCaseEffect ; COIN_CASE
dw ItemfinderEffect ; ITEMFINDER
dw PokeFluteEffect ; POKE_FLUTE
dw NoEffect ; EXP_SHARE
dw OldRodEffect ; OLD_ROD
dw GoodRodEffect ; GOOD_ROD
dw NoEffect ; SILVER_LEAF
dw SuperRodEffect ; SUPER_ROD
dw RestorePPEffect ; PP_UP
dw RestorePPEffect ; ETHER
dw RestorePPEffect ; MAX_ETHER
dw RestorePPEffect ; ELIXER
dw NoEffect ; RED_SCALE
dw NoEffect ; SECRETPOTION
dw NoEffect ; S_S_TICKET
dw NoEffect ; MYSTERY_EGG
dw NoEffect ; CLEAR_BELL
dw NoEffect ; SILVER_WING
dw RestoreHPEffect ; MOOMOO_MILK
dw NoEffect ; QUICK_CLAW
dw StatusHealingEffect ; PSNCUREBERRY
dw NoEffect ; GOLD_LEAF
dw NoEffect ; SOFT_SAND
dw NoEffect ; SHARP_BEAK
dw StatusHealingEffect ; PRZCUREBERRY
dw StatusHealingEffect ; BURNT_BERRY
dw StatusHealingEffect ; ICE_BERRY
dw NoEffect ; POISON_BARB
dw NoEffect ; KINGS_ROCK
dw BitterBerryEffect ; BITTER_BERRY
dw StatusHealingEffect ; MINT_BERRY
dw NoEffect ; RED_APRICORN
dw NoEffect ; TINYMUSHROOM
dw NoEffect ; BIG_MUSHROOM
dw NoEffect ; SILVERPOWDER
dw NoEffect ; BLU_APRICORN
dw NoEffect ; ITEM_5A
dw NoEffect ; AMULET_COIN
dw NoEffect ; YLW_APRICORN
dw NoEffect ; GRN_APRICORN
dw NoEffect ; CLEANSE_TAG
dw NoEffect ; MYSTIC_WATER
dw NoEffect ; TWISTEDSPOON
dw NoEffect ; WHT_APRICORN
dw NoEffect ; BLACKBELT_I
dw NoEffect ; BLK_APRICORN
dw NoEffect ; ITEM_64
dw NoEffect ; PNK_APRICORN
dw NoEffect ; BLACKGLASSES
dw NoEffect ; SLOWPOKETAIL
dw NoEffect ; PINK_BOW
dw NoEffect ; STICK
dw NoEffect ; SMOKE_BALL
dw NoEffect ; NEVERMELTICE
dw NoEffect ; MAGNET
dw StatusHealingEffect ; MIRACLEBERRY
dw NoEffect ; PEARL
dw NoEffect ; BIG_PEARL
dw NoEffect ; EVERSTONE
dw NoEffect ; SPELL_TAG
dw RestoreHPEffect ; RAGECANDYBAR
dw NoEffect ; GS_BALL
dw BlueCardEffect ; BLUE_CARD
dw NoEffect ; MIRACLE_SEED
dw NoEffect ; THICK_CLUB
dw NoEffect ; FOCUS_BAND
dw NoEffect ; ITEM_78
dw EnergypowderEffect ; ENERGYPOWDER
dw EnergyRootEffect ; ENERGY_ROOT
dw HealPowderEffect ; HEAL_POWDER
dw RevivalHerbEffect ; REVIVAL_HERB
dw NoEffect ; HARD_STONE
dw NoEffect ; LUCKY_EGG
dw CardKeyEffect ; CARD_KEY
dw NoEffect ; MACHINE_PART
dw NoEffect ; EGG_TICKET
dw NoEffect ; LOST_ITEM
dw NoEffect ; STARDUST
dw NoEffect ; STAR_PIECE
dw BasementKeyEffect ; BASEMENT_KEY
dw NoEffect ; PASS
dw NoEffect ; ITEM_87
dw NoEffect ; ITEM_88
dw NoEffect ; ITEM_89
dw NoEffect ; CHARCOAL
dw RestoreHPEffect ; BERRY_JUICE
dw NoEffect ; SCOPE_LENS
dw NoEffect ; ITEM_8D
dw NoEffect ; ITEM_8E
dw NoEffect ; METAL_COAT
dw NoEffect ; DRAGON_FANG
dw NoEffect ; ITEM_91
dw NoEffect ; LEFTOVERS
dw NoEffect ; ITEM_93
dw NoEffect ; ITEM_94
dw NoEffect ; ITEM_95
dw RestorePPEffect ; MYSTERYBERRY
dw NoEffect ; DRAGON_SCALE
dw NoEffect ; BERSERK_GENE
dw NoEffect ; ITEM_99
dw NoEffect ; ITEM_9A
dw NoEffect ; ITEM_9B
dw SacredAshEffect ; SACRED_ASH
dw PokeBallEffect ; HEAVY_BALL
dw NoEffect ; FLOWER_MAIL
dw PokeBallEffect ; LEVEL_BALL
dw PokeBallEffect ; LURE_BALL
dw PokeBallEffect ; FAST_BALL
dw NoEffect ; ITEM_A2
dw NoEffect ; LIGHT_BALL
dw PokeBallEffect ; FRIEND_BALL
dw PokeBallEffect ; MOON_BALL
dw PokeBallEffect ; LOVE_BALL
dw NormalBoxEffect ; NORMAL_BOX
dw GorgeousBoxEffect ; GORGEOUS_BOX
dw EvoStoneEffect ; SUN_STONE
dw NoEffect ; POLKADOT_BOW
dw NoEffect ; ITEM_AB
dw NoEffect ; UP_GRADE
dw RestoreHPEffect ; BERRY
dw RestoreHPEffect ; GOLD_BERRY
dw SquirtbottleEffect ; SQUIRTBOTTLE
dw NoEffect ; ITEM_B0
dw PokeBallEffect ; PARK_BALL
dw NoEffect ; RAINBOW_WING
dw NoEffect ; ITEM_B3
PokeBallEffect:
ld a, [wBattleMode]
dec a
jp nz, UseBallInTrainerBattle
ld a, [wPartyCount]
cp PARTY_LENGTH
jr nz, .room_in_party
ld a, BANK(sBoxCount)
call OpenSRAM
ld a, [sBoxCount]
cp MONS_PER_BOX
call CloseSRAM
jp z, Ball_BoxIsFullMessage
.room_in_party
xor a
ld [wWildMon], a
ld a, [wCurItem]
cp PARK_BALL
call nz, ReturnToBattle_UseBall
ld hl, wOptions
res NO_TEXT_SCROLL, [hl]
ld hl, ItemUsedText
call PrintText
ld a, [wEnemyMonCatchRate]
ld b, a
ld a, [wBattleType]
cp BATTLETYPE_TUTORIAL
jp z, .catch_without_fail
ld a, [wCurItem]
cp MASTER_BALL
jp z, .catch_without_fail
ld a, [wCurItem]
ld c, a
ld hl, BallMultiplierFunctionTable
.get_multiplier_loop
ld a, [hli]
cp $ff
jr z, .skip_or_return_from_ball_fn
cp c
jr z, .call_ball_function
inc hl
inc hl
jr .get_multiplier_loop
.call_ball_function
ld a, [hli]
ld h, [hl]
ld l, a
ld de, .skip_or_return_from_ball_fn
push de
jp hl
.skip_or_return_from_ball_fn
ld a, [wCurItem]
cp LEVEL_BALL
ld a, b
jp z, .skip_hp_calc
ld a, b
ldh [hMultiplicand + 2], a
ld hl, wEnemyMonHP
ld b, [hl]
inc hl
ld c, [hl]
inc hl
ld d, [hl]
inc hl
ld e, [hl]
sla c
rl b
ld h, d
ld l, e
add hl, de
add hl, de
ld d, h
ld e, l
ld a, d
and a
jr z, .okay_1
srl d
rr e
srl d
rr e
srl b
rr c
srl b
rr c
ld a, c
and a
jr nz, .okay_1
ld c, $1
.okay_1
ld b, e
push bc
ld a, b
sub c
ldh [hMultiplier], a
xor a
ldh [hDividend + 0], a
ldh [hMultiplicand + 0], a
ldh [hMultiplicand + 1], a
call Multiply
pop bc
ld a, b
ldh [hDivisor], a
ld b, 4
call Divide
ldh a, [hQuotient + 3]
and a
jr nz, .statuscheck
ld a, 1
.statuscheck
; This routine is buggy. It was intended that SLP and FRZ provide a higher
; catch rate than BRN/PSN/PAR, which in turn provide a higher catch rate than
; no status effect at all. But instead, it makes BRN/PSN/PAR provide no
; benefit.
; Uncomment the line below to fix this.
ld b, a
ld a, [wEnemyMonStatus]
and 1 << FRZ | SLP
ld c, 10
jr nz, .addstatus
; ld a, [wEnemyMonStatus]
and a
ld c, 5
jr nz, .addstatus
ld c, 0
.addstatus
ld a, b
add c
jr nc, .max_1
ld a, $ff
.max_1
; BUG: farcall overwrites a, and GetItemHeldEffect takes b anyway.
; This is probably the reason the HELD_CATCH_CHANCE effect is never used.
; Uncomment the line below to fix.
ld d, a
push de
ld a, [wBattleMonItem]
; ld b, a
farcall GetItemHeldEffect
ld a, b
cp HELD_CATCH_CHANCE
pop de
ld a, d
jr nz, .max_2
add c
jr nc, .max_2
ld a, $ff
.max_2
.skip_hp_calc
ld b, a
ld [wBuffer1], a
call Random
cp b
ld a, 0
jr z, .catch_without_fail
jr nc, .fail_to_catch
.catch_without_fail
ld a, [wEnemyMonSpecies]
.fail_to_catch
ld [wWildMon], a
ld c, 20
call DelayFrames
ld a, [wCurItem]
cp POKE_BALL + 1 ; Assumes Master/Ultra/Great come before
jr c, .not_kurt_ball
ld a, POKE_BALL
.not_kurt_ball
ld [wBattleAnimParam], a
ld de, ANIM_THROW_POKE_BALL
ld a, e
ld [wFXAnimID], a
ld a, d
ld [wFXAnimID + 1], a
xor a
ldh [hBattleTurn], a
ld [wBuffer2], a
ld [wNumHits], a
predef PlayBattleAnim
ld a, [wWildMon]
and a
jr nz, .caught
ld a, [wBuffer2]
cp $1
ld hl, BallBrokeFreeText
jp z, .shake_and_break_free
cp $2
ld hl, BallAppearedCaughtText
jp z, .shake_and_break_free
cp $3
ld hl, BallAlmostHadItText
jp z, .shake_and_break_free
cp $4
ld hl, BallSoCloseText
jp z, .shake_and_break_free
.caught
ld hl, wEnemyMonStatus
ld a, [hli]
push af
inc hl
ld a, [hli]
push af
ld a, [hl]
push af
push hl
ld hl, wEnemyMonItem
ld a, [hl]
push af
push hl
ld hl, wEnemySubStatus5
ld a, [hl]
push af
set SUBSTATUS_TRANSFORMED, [hl]
; This code is buggy. Any wild Pokémon that has Transformed will be
; caught as a Ditto, even if it was something else like Mew.
; To fix, do not set [wTempEnemyMonSpecies] to DITTO.
bit SUBSTATUS_TRANSFORMED, a
jr nz, .ditto
jr .not_ditto
.ditto
ld a, DITTO
ld [wTempEnemyMonSpecies], a
jr .load_data
.not_ditto
set SUBSTATUS_TRANSFORMED, [hl]
ld hl, wEnemyBackupDVs
ld a, [wEnemyMonDVs]
ld [hli], a
ld a, [wEnemyMonDVs + 1]
ld [hl], a
.load_data
ld a, [wTempEnemyMonSpecies]
ld [wCurPartySpecies], a
ld a, [wEnemyMonLevel]
ld [wCurPartyLevel], a
farcall LoadEnemyMon
pop af
ld [wEnemySubStatus5], a
pop hl
pop af
ld [hl], a
pop hl
pop af
ld [hld], a
pop af
ld [hld], a
dec hl
pop af
ld [hl], a
ld hl, wEnemySubStatus5
bit SUBSTATUS_TRANSFORMED, [hl]
jr nz, .Transformed
ld hl, wWildMonMoves
ld de, wEnemyMonMoves
ld bc, NUM_MOVES
call CopyBytes
ld hl, wWildMonPP
ld de, wEnemyMonPP
ld bc, NUM_MOVES
call CopyBytes
.Transformed:
ld a, [wEnemyMonSpecies]
ld [wWildMon], a
ld [wCurPartySpecies], a
ld [wTempSpecies], a
ld a, [wBattleType]
cp BATTLETYPE_TUTORIAL
jp z, .FinishTutorial
farcall StubbedTrainerRankings_WildMonsCaught
ld hl, Text_GotchaMonWasCaught
call PrintText
call ClearSprites
ld a, [wTempSpecies]
dec a
call CheckCaughtMon
ld a, c
push af
ld a, [wTempSpecies]
dec a
call SetSeenAndCaughtMon
pop af
and a
jr nz, .skip_pokedex
call CheckReceivedDex
jr z, .skip_pokedex
ld hl, NewDexDataText
call PrintText
call ClearSprites
ld a, [wEnemyMonSpecies]
ld [wTempSpecies], a
predef NewPokedexEntry
.skip_pokedex
ld a, [wBattleType]
cp BATTLETYPE_CONTEST
jp z, .catch_bug_contest_mon
cp BATTLETYPE_CELEBI
jr nz, .not_celebi
ld hl, wBattleResult
set BATTLERESULT_CAUGHT_CELEBI, [hl]
.not_celebi
ld a, [wPartyCount]
cp PARTY_LENGTH
jr z, .SendToPC
xor a ; PARTYMON
ld [wMonType], a
call ClearSprites
predef TryAddMonToParty
farcall SetCaughtData
ld a, [wCurItem]
cp FRIEND_BALL
jr nz, .SkipPartyMonFriendBall
ld a, [wPartyCount]
dec a
ld hl, wPartyMon1Happiness
ld bc, PARTYMON_STRUCT_LENGTH
call AddNTimes
ld a, FRIEND_BALL_HAPPINESS
ld [hl], a
.SkipPartyMonFriendBall:
ld hl, AskGiveNicknameText
call PrintText
ld a, [wCurPartySpecies]
ld [wNamedObjectIndexBuffer], a
call GetPokemonName
call YesNoBox
jp c, .return_from_capture
ld a, [wPartyCount]
dec a
ld [wCurPartyMon], a
ld hl, wPartyMonNicknames
ld bc, MON_NAME_LENGTH
call AddNTimes
ld d, h
ld e, l
push de
xor a ; PARTYMON
ld [wMonType], a
ld b, NAME_MON
farcall NamingScreen
call RotateThreePalettesRight
call LoadStandardFont
pop hl
ld de, wStringBuffer1
call InitName
jp .return_from_capture
.SendToPC:
call ClearSprites
predef SendMonIntoBox
farcall SetBoxMonCaughtData
ld a, BANK(sBoxCount)
call OpenSRAM
ld a, [sBoxCount]
cp MONS_PER_BOX
jr nz, .BoxNotFullYet
ld hl, wBattleResult
set BATTLERESULT_BOX_FULL, [hl]
.BoxNotFullYet:
ld a, [wCurItem]
cp FRIEND_BALL
jr nz, .SkipBoxMonFriendBall
; The captured mon is now first in the box
ld a, FRIEND_BALL_HAPPINESS
ld [sBoxMon1Happiness], a
.SkipBoxMonFriendBall:
call CloseSRAM
ld hl, AskGiveNicknameText
call PrintText
ld a, [wCurPartySpecies]
ld [wNamedObjectIndexBuffer], a
call GetPokemonName
call YesNoBox
jr c, .SkipBoxMonNickname
xor a
ld [wCurPartyMon], a
ld a, BOXMON
ld [wMonType], a
ld de, wMonOrItemNameBuffer
ld b, NAME_MON
farcall NamingScreen
ld a, BANK(sBoxMonNicknames)
call OpenSRAM
ld hl, wMonOrItemNameBuffer
ld de, sBoxMonNicknames
ld bc, MON_NAME_LENGTH
call CopyBytes
ld hl, sBoxMonNicknames
ld de, wStringBuffer1
call InitName
call CloseSRAM
.SkipBoxMonNickname:
ld a, BANK(sBoxMonNicknames)
call OpenSRAM
ld hl, sBoxMonNicknames
ld de, wMonOrItemNameBuffer
ld bc, MON_NAME_LENGTH
call CopyBytes
call CloseSRAM
ld hl, BallSentToPCText
call PrintText
call RotateThreePalettesRight
call LoadStandardFont
jr .return_from_capture
.catch_bug_contest_mon
farcall BugContest_SetCaughtContestMon
jr .return_from_capture
.FinishTutorial:
ld hl, Text_GotchaMonWasCaught
.shake_and_break_free
call PrintText
call ClearSprites
.return_from_capture
ld a, [wBattleType]
cp BATTLETYPE_TUTORIAL
ret z
cp BATTLETYPE_DEBUG
ret z
cp BATTLETYPE_CONTEST
jr z, .used_park_ball
ld a, [wWildMon]
and a
jr z, .toss
call ClearBGPalettes
call ClearTilemap
.toss
ld hl, wNumItems
inc a
ld [wItemQuantityChangeBuffer], a
jp TossItem
.used_park_ball
ld hl, wParkBallsRemaining
dec [hl]
ret
BallMultiplierFunctionTable:
; table of routines that increase or decrease the catch rate based on
; which ball is used in a certain situation.
dbw ULTRA_BALL, UltraBallMultiplier
dbw GREAT_BALL, GreatBallMultiplier
dbw SAFARI_BALL, SafariBallMultiplier ; Safari Ball, leftover from RBY
dbw HEAVY_BALL, HeavyBallMultiplier
dbw LEVEL_BALL, LevelBallMultiplier
dbw LURE_BALL, LureBallMultiplier
dbw FAST_BALL, FastBallMultiplier
dbw MOON_BALL, MoonBallMultiplier
dbw LOVE_BALL, LoveBallMultiplier
dbw PARK_BALL, ParkBallMultiplier
db -1 ; end
UltraBallMultiplier:
; multiply catch rate by 2
sla b
ret nc
ld b, $ff
ret
SafariBallMultiplier:
GreatBallMultiplier:
ParkBallMultiplier:
; multiply catch rate by 1.5
ld a, b
srl a
add b
ld b, a
ret nc
ld b, $ff
ret
GetPokedexEntryBank:
push hl
push de
ld a, [wEnemyMonSpecies]
rlca
rlca
maskbits NUM_DEX_ENTRY_BANKS
ld hl, .PokedexEntryBanks
ld d, 0
ld e, a
add hl, de
ld a, [hl]
pop de
pop hl
ret
.PokedexEntryBanks:
db BANK("Pokedex Entries 001-064")
db BANK("Pokedex Entries 065-128")
db BANK("Pokedex Entries 129-192")
db BANK("Pokedex Entries 193-251")
HeavyBallMultiplier:
; subtract 20 from catch rate if weight < 102.4 kg
; else add 0 to catch rate if weight < 204.8 kg
; else add 20 to catch rate if weight < 307.2 kg
; else add 30 to catch rate if weight < 409.6 kg
; else add 40 to catch rate (never happens)
ld a, [wEnemyMonSpecies]
ld hl, PokedexDataPointerTable
dec a
ld e, a
ld d, 0
add hl, de
add hl, de
ld a, BANK(PokedexDataPointerTable)
call GetFarHalfword
.SkipText:
call GetPokedexEntryBank
call GetFarByte
inc hl
cp "@"
jr nz, .SkipText
call GetPokedexEntryBank
push bc
inc hl
inc hl
call GetFarHalfword
srl h
rr l
ld b, h
ld c, l
rept 4
srl b
rr c
endr
call .subbc
srl b
rr c
call .subbc
ld a, h
pop bc
jr .compare
.subbc
; subtract bc from hl
push bc
ld a, b
cpl
ld b, a
ld a, c
cpl
ld c, a
inc bc
add hl, bc
pop bc
ret
.compare
ld c, a
cp HIGH(1024) ; 102.4 kg
jr c, .lightmon
ld hl, .WeightsTable
.lookup
ld a, c
cp [hl]
jr c, .heavymon
inc hl
inc hl
jr .lookup
.heavymon
inc hl
ld a, b
add [hl]
ld b, a
ret nc
ld b, $ff
ret
.lightmon
ld a, b
sub 20
ld b, a
ret nc
ld b, $1
ret
.WeightsTable:
; weight factor, boost
db HIGH(2048), 0
db HIGH(3072), 20
db HIGH(4096), 30
db HIGH(65280), 40
LureBallMultiplier:
; multiply catch rate by 3 if this is a fishing rod battle
ld a, [wBattleType]
cp BATTLETYPE_FISH
ret nz
ld a, b
add a
jr c, .max
add b
jr nc, .done
.max
ld a, $ff
.done
ld b, a
ret
MoonBallMultiplier:
; This function is buggy.
; Intent: multiply catch rate by 4 if mon evolves with moon stone
; Reality: no boost
push bc
ld a, [wTempEnemyMonSpecies]
dec a
ld c, a
ld b, 0
ld hl, EvosAttacksPointers
add hl, bc
add hl, bc
ld a, BANK(EvosAttacksPointers)
call GetFarHalfword
pop bc
push bc
ld a, BANK("Evolutions and Attacks")
call GetFarByte
cp EVOLVE_ITEM
pop bc
ret nz
inc hl
inc hl
inc hl
; Moon Stone's constant from Pokémon Red is used.
; No Pokémon evolve with Burn Heal,
; so Moon Balls always have a catch rate of 1×.
push bc
ld a, BANK("Evolutions and Attacks")
call GetFarByte
cp MOON_STONE_RED ; BURN_HEAL
pop bc
ret nz
sla b
jr c, .max
sla b
jr nc, .done
.max
ld b, $ff
.done
ret
LoveBallMultiplier:
; This function is buggy.
; Intent: multiply catch rate by 8 if mons are of same species, different sex
; Reality: multiply catch rate by 8 if mons are of same species, same sex
; does species match?
ld a, [wTempEnemyMonSpecies]
ld c, a
ld a, [wTempBattleMonSpecies]
cp c
ret nz
; check player mon species
push bc
ld a, [wTempBattleMonSpecies]
ld [wCurPartySpecies], a
xor a ; PARTYMON
ld [wMonType], a
ld a, [wCurBattleMon]
ld [wCurPartyMon], a
farcall GetGender
jr c, .done1 ; no effect on genderless
ld d, 0 ; male
jr nz, .playermale
inc d ; female
.playermale
; check wild mon species
push de
ld a, [wTempEnemyMonSpecies]
ld [wCurPartySpecies], a
ld a, WILDMON
ld [wMonType], a
farcall GetGender
jr c, .done2 ; no effect on genderless
ld d, 0 ; male
jr nz, .wildmale
inc d ; female
.wildmale
ld a, d
pop de
cp d
pop bc
ret nz ; for the intended effect, this should be "ret z"
sla b
jr c, .max
sla b
jr c, .max
sla b
ret nc
.max
ld b, $ff
ret
.done2
pop de
.done1
pop bc
ret
FastBallMultiplier:
; This function is buggy.
; Intent: multiply catch rate by 4 if enemy mon is in one of the three
; FleeMons tables.
; Reality: multiply catch rate by 4 if enemy mon is one of the first three in
; the first FleeMons table.
ld a, [wTempEnemyMonSpecies]
ld c, a
ld hl, FleeMons
ld d, 3
.loop
ld a, BANK(FleeMons)
call GetFarByte
inc hl
cp -1
jr z, .next
cp c
jr nz, .next ; for the intended effect, this should be "jr nz, .loop"
sla b
jr c, .max
sla b
ret nc
.max
ld b, $ff
ret
.next
dec d
jr nz, .loop
ret
LevelBallMultiplier:
; multiply catch rate by 8 if player mon level / 4 > enemy mon level
; multiply catch rate by 4 if player mon level / 2 > enemy mon level
; multiply catch rate by 2 if player mon level > enemy mon level
ld a, [wBattleMonLevel]
ld c, a
ld a, [wEnemyMonLevel]
cp c
ret nc ; if player is lower level, we're done here
sla b
jr c, .max
srl c
cp c
ret nc ; if player/2 is lower level, we're done here
sla b
jr c, .max
srl c
cp c
ret nc ; if player/4 is lower level, we're done here
sla b
ret nc
.max
ld b, $ff
ret
; These two texts were carried over from gen 1.
; They are not used in gen 2, and are dummied out.
BallDodgedText:
text_far _BallDodgedText
text_end
BallMissedText:
text_far _BallMissedText
text_end
BallBrokeFreeText:
text_far _BallBrokeFreeText
text_end
BallAppearedCaughtText:
text_far _BallAppearedCaughtText
text_end
BallAlmostHadItText:
text_far _BallAlmostHadItText
text_end
BallSoCloseText:
text_far _BallSoCloseText
text_end
Text_GotchaMonWasCaught:
; Gotcha! @ was caught!@ @
text_far Text_BallCaught
text_asm
call WaitSFX
push bc
ld de, MUSIC_NONE
call PlayMusic
call DelayFrame
ld de, MUSIC_CAPTURE
call PlayMusic
pop bc
ld hl, WaitButtonText
ret
WaitButtonText:
text_far _WaitButtonText
text_end
BallSentToPCText:
text_far _BallSentToPCText
text_end
NewDexDataText:
text_far _NewDexDataText
text_end
AskGiveNicknameText:
text_far _AskGiveNicknameText
text_end
ReturnToBattle_UseBall:
farcall _ReturnToBattle_UseBall
ret
TownMapEffect:
farcall PokegearMap
ret
BicycleEffect:
farcall BikeFunction
ret
EvoStoneEffect:
ld b, PARTYMENUACTION_EVO_STONE
call UseItem_SelectMon
jp c, .DecidedNotToUse
ld a, MON_ITEM
call GetPartyParamLocation
ld a, [hl]
cp EVERSTONE
jr z, .NoEffect
ld a, $1
ld [wForceEvolution], a
farcall EvolvePokemon
ld a, [wMonTriedToEvolve]
and a
jr z, .NoEffect
jp UseDisposableItem
.NoEffect:
call WontHaveAnyEffectMessage
.DecidedNotToUse:
xor a
ld [wItemEffectSucceeded], a
ret
VitaminEffect:
ld b, PARTYMENUACTION_HEALING_ITEM
call UseItem_SelectMon
jp c, RareCandy_StatBooster_ExitMenu
call RareCandy_StatBooster_GetParameters
call GetStatExpRelativePointer
ld a, MON_STAT_EXP
call GetPartyParamLocation
add hl, bc
ld a, [hl]
cp 100
jr nc, NoEffectMessage
add 10
ld [hl], a
call UpdateStatsAfterItem
call GetStatExpRelativePointer
ld hl, StatStrings
add hl, bc
ld a, [hli]
ld h, [hl]
ld l, a
ld de, wStringBuffer2
ld bc, ITEM_NAME_LENGTH
call CopyBytes
call Play_SFX_FULL_HEAL
ld hl, ItemStatRoseText
call PrintText
ld c, HAPPINESS_USEDITEM
farcall ChangeHappiness
jp UseDisposableItem
NoEffectMessage:
ld hl, ItemWontHaveEffectText
call PrintText
jp ClearPalettes
UpdateStatsAfterItem:
ld a, MON_MAXHP
call GetPartyParamLocation
ld d, h
ld e, l
ld a, MON_STAT_EXP - 1
call GetPartyParamLocation
ld b, TRUE
predef_jump CalcMonStats
RareCandy_StatBooster_ExitMenu:
xor a
ld [wItemEffectSucceeded], a
jp ClearPalettes
ItemStatRoseText:
text_far _ItemStatRoseText
text_end
StatStrings:
dw .health
dw .attack
dw .defense
dw .speed
dw .special
.health db "HEALTH@"
.attack db "ATTACK@"
.defense db "DEFENSE@"
.speed db "SPEED@"
.special db "SPECIAL@"
GetStatExpRelativePointer:
ld a, [wCurItem]
ld hl, StatExpItemPointerOffsets
.next
cp [hl]
inc hl
jr z, .got_it
inc hl
jr .next
.got_it
ld a, [hl]
ld c, a
ld b, 0
ret
StatExpItemPointerOffsets:
db HP_UP, MON_HP_EXP - MON_STAT_EXP
db PROTEIN, MON_ATK_EXP - MON_STAT_EXP
db IRON, MON_DEF_EXP - MON_STAT_EXP
db CARBOS, MON_SPD_EXP - MON_STAT_EXP
db CALCIUM, MON_SPC_EXP - MON_STAT_EXP
RareCandy_StatBooster_GetParameters:
ld a, [wCurPartySpecies]
ld [wCurSpecies], a
ld [wTempSpecies], a
ld a, MON_LEVEL
call GetPartyParamLocation
ld a, [hl]
ld [wCurPartyLevel], a
call GetBaseData
ld a, [wCurPartyMon]
ld hl, wPartyMonNicknames
call GetNick
ret
RareCandyEffect:
ld b, PARTYMENUACTION_HEALING_ITEM
call UseItem_SelectMon
jp c, RareCandy_StatBooster_ExitMenu
call RareCandy_StatBooster_GetParameters
ld a, MON_LEVEL
call GetPartyParamLocation
ld a, [hl]
cp MAX_LEVEL
jp nc, NoEffectMessage
inc a
ld [hl], a
ld [wCurPartyLevel], a
push de
ld d, a
farcall CalcExpAtLevel
pop de
ld a, MON_EXP
call GetPartyParamLocation
ldh a, [hMultiplicand + 0]
ld [hli], a
ldh a, [hMultiplicand + 1]
ld [hli], a
ldh a, [hMultiplicand + 2]
ld [hl], a
ld a, MON_MAXHP
call GetPartyParamLocation
ld a, [hli]
ld b, a
ld c, [hl]
push bc
call UpdateStatsAfterItem
ld a, MON_MAXHP + 1
call GetPartyParamLocation
pop bc
ld a, [hld]
sub c
ld c, a
ld a, [hl]
sbc b
ld b, a
dec hl
ld a, [hl]
add c
ld [hld], a
ld a, [hl]
adc b
ld [hl], a
farcall LevelUpHappinessMod
ld a, PARTYMENUTEXT_LEVEL_UP
call ItemActionText
xor a ; PARTYMON
ld [wMonType], a
predef CopyMonToTempMon
hlcoord 9, 0
ld b, 10
ld c, 9
call Textbox
hlcoord 11, 1
ld bc, 4
predef PrintTempMonStats
call WaitPressAorB_BlinkCursor
xor a ; PARTYMON
ld [wMonType], a
ld a, [wCurPartySpecies]
ld [wTempSpecies], a
predef LearnLevelMoves
xor a
ld [wForceEvolution], a
farcall EvolvePokemon
jp UseDisposableItem
HealPowderEffect:
ld b, PARTYMENUACTION_HEALING_ITEM
call UseItem_SelectMon
jp c, StatusHealer_ExitMenu
call UseStatusHealer
cp $0
jr nz, .asm_efc9
ld c, HAPPINESS_BITTERPOWDER
farcall ChangeHappiness
call LooksBitterMessage
ld a, $0
.asm_efc9
jp StatusHealer_Jumptable
StatusHealingEffect:
ld b, PARTYMENUACTION_HEALING_ITEM
call UseItem_SelectMon
jp c, StatusHealer_ExitMenu
FullyHealStatus:
call UseStatusHealer
jp StatusHealer_Jumptable
UseStatusHealer:
call IsMonFainted
ld a, $1
ret z
call GetItemHealingAction
ld a, MON_STATUS
call GetPartyParamLocation
ld a, [hl]
and c
jr nz, .good
call IsItemUsedOnConfusedMon
ld a, $1
ret nc
ld b, PARTYMENUTEXT_HEAL_CONFUSION
.good
xor a
ld [hl], a
ld a, b
ld [wPartyMenuActionText], a
call HealStatus
call Play_SFX_FULL_HEAL
call ItemActionTextWaitButton
call UseDisposableItem
ld a, $0
ret
IsItemUsedOnConfusedMon:
call IsItemUsedOnBattleMon
jr nc, .nope
ld a, [wPlayerSubStatus3]
bit SUBSTATUS_CONFUSED, a
jr z, .nope
ld a, c
cp $ff
jr nz, .nope
scf
ret
.nope
and a
ret
BattlemonRestoreHealth:
call IsItemUsedOnBattleMon
ret nc
ld a, MON_HP
call GetPartyParamLocation
ld a, [hli]
ld [wBattleMonHP], a
ld a, [hld]
ld [wBattleMonHP + 1], a
ret
HealStatus:
call IsItemUsedOnBattleMon
ret nc
xor a
ld [wBattleMonStatus], a
ld hl, wPlayerSubStatus5
res SUBSTATUS_TOXIC, [hl]
ld hl, wPlayerSubStatus1
res SUBSTATUS_NIGHTMARE, [hl]
call GetItemHealingAction
ld a, c
cp %11111111
jr nz, .not_full_heal
ld hl, wPlayerSubStatus3
res SUBSTATUS_CONFUSED, [hl]
.not_full_heal
push bc
farcall CalcPlayerStats
pop bc
ret
GetItemHealingAction:
push hl
ld a, [wCurItem]
ld hl, StatusHealingActions
ld bc, 3
.next
cp [hl]
jr z, .found_it
add hl, bc
jr .next
.found_it
inc hl
ld b, [hl]
inc hl
ld a, [hl]
ld c, a
cp %11111111
pop hl
ret
INCLUDE "data/items/heal_status.asm"
StatusHealer_Jumptable:
ld hl, .dw
rst JumpTable
ret
.dw
dw StatusHealer_ClearPalettes
dw StatusHealer_NoEffect
dw StatusHealer_ExitMenu
RevivalHerbEffect:
ld b, PARTYMENUACTION_HEALING_ITEM
call UseItem_SelectMon
jp c, StatusHealer_ExitMenu
call RevivePokemon
cp 0
jr nz, .asm_f0c5
ld c, HAPPINESS_REVIVALHERB
farcall ChangeHappiness
call LooksBitterMessage
ld a, 0
.asm_f0c5
jp StatusHealer_Jumptable
ReviveEffect:
ld b, PARTYMENUACTION_HEALING_ITEM
call UseItem_SelectMon
jp c, StatusHealer_ExitMenu
call RevivePokemon
jp StatusHealer_Jumptable
RevivePokemon:
call IsMonFainted
ld a, 1
ret nz
ld a, [wBattleMode]
and a
jr z, .skip_to_revive
ld a, [wCurPartyMon]
ld c, a
ld d, 0
ld hl, wBattleParticipantsIncludingFainted
ld b, CHECK_FLAG
predef SmallFarFlagAction
ld a, c
and a
jr z, .skip_to_revive
ld a, [wCurPartyMon]
ld c, a
ld hl, wBattleParticipantsNotFainted
ld b, SET_FLAG
predef SmallFarFlagAction
.skip_to_revive
xor a
ld [wLowHealthAlarm], a
ld a, [wCurItem]
cp REVIVE
jr z, .revive_half_hp
call ReviveFullHP
jr .finish_revive
.revive_half_hp
call ReviveHalfHP
.finish_revive
call HealHP_SFX_GFX
ld a, PARTYMENUTEXT_REVIVE
ld [wPartyMenuActionText], a
call ItemActionTextWaitButton
call UseDisposableItem
ld a, 0
ret
FullRestoreEffect:
ld b, PARTYMENUACTION_HEALING_ITEM
call UseItem_SelectMon
jp c, StatusHealer_ExitMenu
call IsMonFainted
jp z, StatusHealer_NoEffect
call IsMonAtFullHealth
jr c, .NotAtFullHealth
jp FullyHealStatus
.NotAtFullHealth:
call .FullRestore
jp StatusHealer_Jumptable
.FullRestore:
xor a
ld [wLowHealthAlarm], a
call ReviveFullHP
ld a, MON_STATUS
call GetPartyParamLocation
xor a
ld [hli], a
ld [hl], a
call HealStatus
call BattlemonRestoreHealth
call HealHP_SFX_GFX
ld a, PARTYMENUTEXT_HEAL_HP
ld [wPartyMenuActionText], a
call ItemActionTextWaitButton
call UseDisposableItem
ld a, 0
ret
BitterBerryEffect:
ld hl, wPlayerSubStatus3
bit SUBSTATUS_CONFUSED, [hl]
ld a, 1
jr z, .done
res SUBSTATUS_CONFUSED, [hl]
xor a
ldh [hBattleTurn], a
call UseItemText
ld hl, ConfusedNoMoreText
call StdBattleTextbox
ld a, 0
.done
jp StatusHealer_Jumptable
RestoreHPEffect:
call ItemRestoreHP
jp StatusHealer_Jumptable
EnergypowderEffect:
ld c, HAPPINESS_BITTERPOWDER
jr EnergypowderEnergyRootCommon
EnergyRootEffect:
ld c, HAPPINESS_ENERGYROOT
EnergypowderEnergyRootCommon:
push bc
call ItemRestoreHP
pop bc
cp 0
jr nz, .skip_happiness
farcall ChangeHappiness
call LooksBitterMessage
ld a, 0
.skip_happiness
jp StatusHealer_Jumptable
ItemRestoreHP:
ld b, PARTYMENUACTION_HEALING_ITEM
call UseItem_SelectMon
ld a, 2
ret c
call IsMonFainted
ld a, 1
ret z
call IsMonAtFullHealth
ld a, 1
ret nc
xor a
ld [wLowHealthAlarm], a
call GetHealingItemAmount
call RestoreHealth
call BattlemonRestoreHealth
call HealHP_SFX_GFX
ld a, PARTYMENUTEXT_HEAL_HP
ld [wPartyMenuActionText], a
call ItemActionTextWaitButton
call UseDisposableItem
ld a, 0
ret
HealHP_SFX_GFX:
push de
ld de, SFX_POTION
call WaitPlaySFX
pop de
ld a, [wCurPartyMon]
hlcoord 11, 0
ld bc, SCREEN_WIDTH * 2
call AddNTimes
ld a, $2
ld [wWhichHPBar], a
predef_jump AnimateHPBar
UseItem_SelectMon:
call .SelectMon
ret c
ld a, [wCurPartySpecies]
cp EGG
jr nz, .not_egg
call CantUseOnEggMessage
scf
ret
.not_egg
and a
ret
.SelectMon:
ld a, b
ld [wPartyMenuActionText], a
push hl
push de
push bc
call ClearBGPalettes
call ChooseMonToUseItemOn
pop bc
pop de
pop hl
ret
ChooseMonToUseItemOn:
farcall LoadPartyMenuGFX
farcall InitPartyMenuWithCancel
farcall InitPartyMenuGFX
farcall WritePartyMenuTilemap
farcall PrintPartyMenuText
call WaitBGMap
call SetPalettes
call DelayFrame
farcall PartyMenuSelect
ret
ItemActionText:
ld [wPartyMenuActionText], a
ld a, [wCurPartySpecies]
push af
ld a, [wCurPartyMon]
push af
push hl
push de
push bc
farcall WritePartyMenuTilemap
farcall PrintPartyMenuActionText
call WaitBGMap
call SetPalettes
call DelayFrame
pop bc
pop de
pop hl
pop af
ld [wCurPartyMon], a
pop af
ld [wCurPartySpecies], a
ret
ItemActionTextWaitButton:
xor a
ldh [hBGMapMode], a
hlcoord 0, 0
ld bc, wTilemapEnd - wTilemap
ld a, " "
call ByteFill
ld a, [wPartyMenuActionText]
call ItemActionText
ld a, $1
ldh [hBGMapMode], a
ld c, 50
call DelayFrames
jp WaitPressAorB_BlinkCursor
StatusHealer_NoEffect:
call WontHaveAnyEffectMessage
jr StatusHealer_ClearPalettes
StatusHealer_ExitMenu:
xor a
ld [wItemEffectSucceeded], a
StatusHealer_ClearPalettes:
call ClearPalettes
ret
IsItemUsedOnBattleMon:
ld a, [wBattleMode]
and a
ret z
ld a, [wCurPartyMon]
push hl
ld hl, wCurBattleMon
cp [hl]
pop hl
jr nz, .nope
scf
ret
.nope
xor a
ret
ReviveHalfHP:
call LoadHPFromBuffer1
srl d
rr e
jr ContinueRevive
ReviveFullHP:
call LoadHPFromBuffer1
ContinueRevive:
ld a, MON_HP
call GetPartyParamLocation
ld [hl], d
inc hl
ld [hl], e
jp LoadCurHPIntoBuffer5
RestoreHealth:
ld a, MON_HP + 1
call GetPartyParamLocation
ld a, [hl]
add e
ld [hld], a
ld a, [hl]
adc d
ld [hl], a
jr c, .full_hp
call LoadCurHPIntoBuffer5
ld a, MON_HP + 1
call GetPartyParamLocation
ld d, h
ld e, l
ld a, MON_MAXHP + 1
call GetPartyParamLocation
ld a, [de]
sub [hl]
dec de
dec hl
ld a, [de]
sbc [hl]
jr c, .finish
.full_hp
call ReviveFullHP
.finish
ret
RemoveHP:
ld a, MON_HP + 1
call GetPartyParamLocation
ld a, [hl]
sub e
ld [hld], a
ld a, [hl]
sbc d
ld [hl], a
jr nc, .okay
xor a
ld [hld], a
ld [hl], a
.okay
call LoadCurHPIntoBuffer5
ret
IsMonFainted:
push de
call LoadMaxHPToBuffer1
call LoadCurHPToBuffer3
call LoadHPFromBuffer3
ld a, d
or e
pop de
ret
IsMonAtFullHealth:
call LoadHPFromBuffer3
ld h, d
ld l, e
call LoadHPFromBuffer1
ld a, l
sub e
ld a, h
sbc d
ret
LoadCurHPIntoBuffer5:
ld a, MON_HP
call GetPartyParamLocation
ld a, [hli]
ld [wBuffer6], a
ld a, [hl]
ld [wBuffer5], a
ret
LoadHPIntoBuffer5:
ld a, d
ld [wBuffer6], a
ld a, e
ld [wBuffer5], a
ret
LoadHPFromBuffer5:
ld a, [wBuffer6]
ld d, a
ld a, [wBuffer5]
ld e, a
ret
LoadCurHPToBuffer3:
ld a, MON_HP
call GetPartyParamLocation
ld a, [hli]
ld [wBuffer4], a
ld a, [hl]
ld [wBuffer3], a
ret
LoadHPFromBuffer3:
ld a, [wBuffer4]
ld d, a
ld a, [wBuffer3]
ld e, a
ret
LoadMaxHPToBuffer1:
push hl
ld a, MON_MAXHP
call GetPartyParamLocation
ld a, [hli]
ld [wBuffer2], a
ld a, [hl]
ld [wBuffer1], a
pop hl
ret
LoadHPFromBuffer1:
ld a, [wBuffer2]
ld d, a
ld a, [wBuffer1]
ld e, a
ret
GetOneFifthMaxHP:
push bc
ld a, MON_MAXHP
call GetPartyParamLocation
ld a, [hli]
ldh [hDividend + 0], a
ld a, [hl]
ldh [hDividend + 1], a
ld a, 5
ldh [hDivisor], a
ld b, 2
call Divide
ldh a, [hQuotient + 2]
ld d, a
ldh a, [hQuotient + 3]
ld e, a
pop bc
ret
GetHealingItemAmount:
push hl
ld a, [wCurItem]
ld hl, HealingHPAmounts
ld d, a
.next
ld a, [hli]
cp -1
jr z, .NotFound
cp d
jr z, .done
inc hl
inc hl
jr .next
.NotFound:
scf
.done
ld e, [hl]
inc hl
ld d, [hl]
pop hl
ret
INCLUDE "data/items/heal_hp.asm"
Softboiled_MilkDrinkFunction:
; Softboiled/Milk Drink in the field
ld a, [wPartyMenuCursor]
dec a
ld b, a
call .SelectMilkDrinkRecipient ; select pokemon
jr c, .skip
ld a, b
ld [wCurPartyMon], a
call IsMonFainted
call GetOneFifthMaxHP
call RemoveHP
push bc
call HealHP_SFX_GFX
pop bc
call GetOneFifthMaxHP
ld a, c
ld [wCurPartyMon], a
call IsMonFainted
call RestoreHealth
call HealHP_SFX_GFX
ld a, PARTYMENUTEXT_HEAL_HP
call ItemActionText
call JoyWaitAorB
.skip
ld a, b
inc a
ld [wPartyMenuCursor], a
ret
.SelectMilkDrinkRecipient:
.loop
push bc
ld a, PARTYMENUACTION_HEALING_ITEM
ld [wPartyMenuActionText], a
call ChooseMonToUseItemOn
pop bc
jr c, .set_carry
ld a, [wPartyMenuCursor]
dec a
ld c, a
ld a, b
cp c
jr z, .cant_use ; chose the same mon as user
ld a, c
ld [wCurPartyMon], a
call IsMonFainted
jr z, .cant_use
call IsMonAtFullHealth
jr nc, .cant_use
xor a
ret
.set_carry
scf
ret
.cant_use
push bc
ld hl, .ItemCantUseOnMonText
call MenuTextboxBackup
pop bc
jr .loop
.ItemCantUseOnMonText:
text_far _ItemCantUseOnMonText
text_end
EscapeRopeEffect:
xor a
ld [wItemEffectSucceeded], a
farcall EscapeRopeFunction
ld a, [wItemEffectSucceeded]
cp 1
call z, UseDisposableItem
ret
SuperRepelEffect:
ld b, 200
jr UseRepel
MaxRepelEffect:
ld b, 250
jr UseRepel
RepelEffect:
ld b, 100
UseRepel:
ld a, [wRepelEffect]
and a
ld hl, RepelUsedEarlierIsStillInEffectText
jp nz, PrintText
ld a, b
ld [wRepelEffect], a
jp UseItemText
RepelUsedEarlierIsStillInEffectText:
text_far _RepelUsedEarlierIsStillInEffectText
text_end
XAccuracyEffect:
ld hl, wPlayerSubStatus4
bit SUBSTATUS_X_ACCURACY, [hl]
jp nz, WontHaveAnyEffect_NotUsedMessage
set SUBSTATUS_X_ACCURACY, [hl]
jp UseItemText
PokeDollEffect:
ld a, [wBattleMode]
dec a ; WILD_BATTLE?
jr nz, .not_wild
inc a ; TRUE
ld [wForcedSwitch], a
ld a, [wBattleResult]
and BATTLERESULT_BITMASK
or DRAW
ld [wBattleResult], a
jp UseItemText
.not_wild
xor a
ld [wItemEffectSucceeded], a
ret
GuardSpecEffect:
ld hl, wPlayerSubStatus4
bit SUBSTATUS_MIST, [hl]
jp nz, WontHaveAnyEffect_NotUsedMessage
set SUBSTATUS_MIST, [hl]
jp UseItemText
DireHitEffect:
ld hl, wPlayerSubStatus4
bit SUBSTATUS_FOCUS_ENERGY, [hl]
jp nz, WontHaveAnyEffect_NotUsedMessage
set SUBSTATUS_FOCUS_ENERGY, [hl]
jp UseItemText
XItemEffect:
call UseItemText
ld a, [wCurItem]
ld hl, XItemStats
.loop
cp [hl]
jr z, .got_it
inc hl
inc hl
jr .loop
.got_it
inc hl
ld b, [hl]
xor a
ldh [hBattleTurn], a
ld [wAttackMissed], a
ld [wEffectFailed], a
farcall RaiseStat
call WaitSFX
farcall BattleCommand_StatUpMessage
farcall BattleCommand_StatUpFailText
ld a, [wCurBattleMon]
ld [wCurPartyMon], a
ld c, HAPPINESS_USEDXITEM
farcall ChangeHappiness
ret
INCLUDE "data/items/x_stats.asm"
PokeFluteEffect:
ld a, [wBattleMode]
and a
jr nz, .dummy
.dummy
xor a
ld [wd002], a
ld b, $ff ^ SLP
ld hl, wPartyMon1Status
call .CureSleep
ld a, [wBattleMode]
cp WILD_BATTLE
jr z, .skip_otrainer
ld hl, wOTPartyMon1Status
call .CureSleep
.skip_otrainer
ld hl, wBattleMonStatus
ld a, [hl]
and b
ld [hl], a
ld hl, wEnemyMonStatus
ld a, [hl]
and b
ld [hl], a
ld a, [wd002]
and a
ld hl, .PlayedFluteText
jp z, PrintText
ld hl, .PlayedTheFlute
call PrintText
ld a, [wLowHealthAlarm]
and 1 << DANGER_ON_F
jr nz, .dummy2
.dummy2
ld hl, .FluteWakeUpText
jp PrintText
.CureSleep:
ld de, PARTYMON_STRUCT_LENGTH
ld c, PARTY_LENGTH
.loop
ld a, [hl]
push af
and SLP
jr z, .not_asleep
ld a, 1
ld [wd002], a
.not_asleep
pop af
and b
ld [hl], a
add hl, de
dec c
jr nz, .loop
ret
.PlayedFluteText:
text_far _PlayedFluteText
text_end
.FluteWakeUpText:
text_far _FluteWakeUpText
text_end
.PlayedTheFlute:
; played the # FLUTE.@ @
text_far Text_PlayedPokeFlute
text_asm
ld a, [wBattleMode]
and a
jr nz, .battle
push de
ld de, SFX_POKEFLUTE
call WaitPlaySFX
call WaitSFX
pop de
.battle
jp PokeFluteTerminator
BlueCardEffect:
ld hl, .BlueCardBalanceText
jp MenuTextboxWaitButton
.BlueCardBalanceText:
text_far _BlueCardBalanceText
text_end
CoinCaseEffect:
ld hl, .CoinCaseCountText
jp MenuTextboxWaitButton
.CoinCaseCountText:
text_far _CoinCaseCountText
text_end
OldRodEffect:
ld e, $0
jr UseRod
GoodRodEffect:
ld e, $1
jr UseRod
SuperRodEffect:
ld e, $2
jr UseRod
UseRod:
farcall FishFunction
ret
ItemfinderEffect:
farcall ItemFinder
ret
RestorePPEffect:
ld a, [wCurItem]
ld [wd002], a
.loop
; Party Screen opens to choose on which mon to use the Item
ld b, PARTYMENUACTION_HEALING_ITEM
call UseItem_SelectMon
jp c, PPRestoreItem_Cancel
.loop2
ld a, [wd002]
cp MAX_ELIXER
jp z, Elixer_RestorePPofAllMoves
cp ELIXER
jp z, Elixer_RestorePPofAllMoves
ld hl, RaiseThePPOfWhichMoveText
ld a, [wd002]
cp PP_UP
jr z, .ppup
ld hl, RestoreThePPOfWhichMoveText
.ppup
call PrintText
ld a, [wCurMoveNum]
push af
xor a
ld [wCurMoveNum], a
ld a, $2
ld [wMoveSelectionMenuType], a
farcall MoveSelectionScreen
pop bc
ld a, b
ld [wCurMoveNum], a
jr nz, .loop
ld hl, wPartyMon1Moves
ld bc, PARTYMON_STRUCT_LENGTH
call GetMthMoveOfNthPartymon
push hl
ld a, [hl]
ld [wNamedObjectIndexBuffer], a
call GetMoveName
call CopyName1
pop hl
ld a, [wd002]
cp PP_UP
jp nz, Not_PP_Up
ld a, [hl]
cp SKETCH
jr z, .CantUsePPUpOnSketch
ld bc, MON_PP - MON_MOVES
add hl, bc
ld a, [hl]
cp PP_UP_MASK
jr c, .do_ppup
.CantUsePPUpOnSketch:
.pp_is_maxed_out
ld hl, PPIsMaxedOutText
call PrintText
jr .loop2
.do_ppup
ld a, [hl]
add PP_UP_ONE
ld [hl], a
ld a, TRUE
ld [wUsePPUp], a
call ApplyPPUp
call Play_SFX_FULL_HEAL
ld hl, PPsIncreasedText
call PrintText
FinishPPRestore:
call ClearPalettes
jp UseDisposableItem
BattleRestorePP:
ld a, [wBattleMode]
and a
jr z, .not_in_battle
ld a, [wCurPartyMon]
ld b, a
ld a, [wCurBattleMon]
cp b
jr nz, .not_in_battle
ld a, [wPlayerSubStatus5]
bit SUBSTATUS_TRANSFORMED, a
jr nz, .not_in_battle
call .UpdateBattleMonPP
.not_in_battle
call Play_SFX_FULL_HEAL
ld hl, PPRestoredText
call PrintText
jr FinishPPRestore
.UpdateBattleMonPP:
ld a, [wCurPartyMon]
ld hl, wPartyMon1Moves
ld bc, PARTYMON_STRUCT_LENGTH
call AddNTimes
ld de, wBattleMonMoves
ld b, NUM_MOVES
.loop
ld a, [de]
and a
jr z, .done
cp [hl]
jr nz, .next
push hl
push de
push bc
rept NUM_MOVES + 2 ; wBattleMonPP - wBattleMonMoves
inc de
endr
ld bc, MON_PP - MON_MOVES
add hl, bc
ld a, [hl]
ld [de], a
pop bc
pop de
pop hl
.next
inc hl
inc de
dec b
jr nz, .loop
.done
ret
Not_PP_Up:
call RestorePP
jr nz, BattleRestorePP
jp PPRestoreItem_NoEffect
Elixer_RestorePPofAllMoves:
xor a
ld hl, wMenuCursorY
ld [hli], a
ld [hl], a
ld b, NUM_MOVES
.moveLoop
push bc
ld hl, wPartyMon1Moves
ld bc, PARTYMON_STRUCT_LENGTH
call GetMthMoveOfNthPartymon
ld a, [hl]
and a
jr z, .next
call RestorePP
jr z, .next
ld hl, wMenuCursorX
inc [hl]
.next
ld hl, wMenuCursorY
inc [hl]
pop bc
dec b
jr nz, .moveLoop
ld a, [wMenuCursorX]
and a
jp nz, BattleRestorePP
PPRestoreItem_NoEffect:
call WontHaveAnyEffectMessage
PPRestoreItem_Cancel:
call ClearPalettes
xor a
ld [wItemEffectSucceeded], a
ret
RestorePP:
xor a ; PARTYMON
ld [wMonType], a
call GetMaxPPOfMove
ld hl, wPartyMon1PP
ld bc, PARTYMON_STRUCT_LENGTH
call GetMthMoveOfNthPartymon
ld a, [wTempPP]
ld b, a
ld a, [hl]
and PP_MASK
cp b
jr nc, .dont_restore
ld a, [wd002]
cp MAX_ELIXER
jr z, .restore_all
cp MAX_ETHER
jr z, .restore_all
ld c, 5
cp MYSTERYBERRY
jr z, .restore_some
ld c, 10
.restore_some
ld a, [hl]
and PP_MASK
add c
cp b
jr nc, .restore_all
ld b, a
.restore_all
ld a, [hl]
and PP_UP_MASK
or b
ld [hl], a
ret
.dont_restore
xor a
ret
RaiseThePPOfWhichMoveText:
text_far _RaiseThePPOfWhichMoveText
text_end
RestoreThePPOfWhichMoveText:
text_far _RestoreThePPOfWhichMoveText
text_end
PPIsMaxedOutText:
text_far _PPIsMaxedOutText
text_end
PPsIncreasedText:
text_far _PPsIncreasedText
text_end
PPRestoredText:
text_far _PPRestoredText
text_end
SquirtbottleEffect:
farcall _Squirtbottle
ret
CardKeyEffect:
farcall _CardKey
ret
BasementKeyEffect:
farcall _BasementKey
ret
SacredAshEffect:
farcall _SacredAsh
ld a, [wItemEffectSucceeded]
cp $1
ret nz
call UseDisposableItem
ret
NormalBoxEffect:
ld c, DECOFLAG_SILVER_TROPHY_DOLL
jr OpenBox
GorgeousBoxEffect:
ld c, DECOFLAG_GOLD_TROPHY_DOLL
OpenBox:
farcall SetSpecificDecorationFlag
ld hl, .SentTrophyHomeText
call PrintText
jp UseDisposableItem
.SentTrophyHomeText:
text_far _SentTrophyHomeText
text_end
NoEffect:
jp IsntTheTimeMessage
Play_SFX_FULL_HEAL:
push de
ld de, SFX_FULL_HEAL
call WaitPlaySFX
pop de
ret
UseItemText:
ld hl, ItemUsedText
call PrintText
call Play_SFX_FULL_HEAL
call WaitPressAorB_BlinkCursor
UseDisposableItem:
ld hl, wNumItems
ld a, 1
ld [wItemQuantityChangeBuffer], a
jp TossItem
UseBallInTrainerBattle:
call ReturnToBattle_UseBall
ld de, ANIM_THROW_POKE_BALL
ld a, e
ld [wFXAnimID], a
ld a, d
ld [wFXAnimID + 1], a
xor a
ld [wBattleAnimParam], a
ldh [hBattleTurn], a
ld [wNumHits], a
predef PlayBattleAnim
ld hl, BallBlockedText
call PrintText
ld hl, BallDontBeAThiefText
call PrintText
jr UseDisposableItem
WontHaveAnyEffect_NotUsedMessage:
ld hl, ItemWontHaveEffectText
call PrintText
; Item wasn't used.
ld a, $2
ld [wItemEffectSucceeded], a
ret
LooksBitterMessage:
ld hl, ItemLooksBitterText
jp PrintText
Ball_BoxIsFullMessage:
ld hl, BallBoxFullText
call PrintText
; Item wasn't used.
ld a, $2
ld [wItemEffectSucceeded], a
ret
CantUseOnEggMessage:
ld hl, ItemCantUseOnEggText
jr CantUseItemMessage
IsntTheTimeMessage:
ld hl, ItemOakWarningText
jr CantUseItemMessage
WontHaveAnyEffectMessage:
ld hl, ItemWontHaveEffectText
jr CantUseItemMessage
BelongsToSomeoneElseMessage:
ld hl, ItemBelongsToSomeoneElseText
jr CantUseItemMessage
CyclingIsntAllowedMessage:
ld hl, NoCyclingText
jr CantUseItemMessage
CantGetOnYourBikeMessage:
ld hl, ItemCantGetOnText
CantUseItemMessage:
; Item couldn't be used.
xor a
ld [wItemEffectSucceeded], a
jp PrintText
ItemLooksBitterText:
text_far _ItemLooksBitterText
text_end
ItemCantUseOnEggText:
text_far _ItemCantUseOnEggText
text_end
ItemOakWarningText:
text_far _ItemOakWarningText
text_end
ItemBelongsToSomeoneElseText:
text_far _ItemBelongsToSomeoneElseText
text_end
ItemWontHaveEffectText:
text_far _ItemWontHaveEffectText
text_end
BallBlockedText:
text_far _BallBlockedText
text_end
BallDontBeAThiefText:
text_far _BallDontBeAThiefText
text_end
NoCyclingText:
text_far _NoCyclingText
text_end
ItemCantGetOnText:
text_far _ItemCantGetOnText
text_end
BallBoxFullText:
text_far _BallBoxFullText
text_end
ItemUsedText:
text_far _ItemUsedText
text_end
ItemGotOnText:
text_far _ItemGotOnText
text_end
ItemGotOffText:
text_far _ItemGotOffText
text_end
ApplyPPUp:
ld a, MON_MOVES
call GetPartyParamLocation
push hl
ld de, wBuffer1
predef FillPP
pop hl
ld bc, MON_PP - MON_MOVES
add hl, bc
ld de, wBuffer1
ld b, 0
.loop
inc b
ld a, b
cp NUM_MOVES + 1
ret z
ld a, [wUsePPUp]
dec a ; FALSE?
jr nz, .use
ld a, [wMenuCursorY]
inc a
cp b
jr nz, .skip
.use
ld a, [hl]
and PP_UP_MASK
ld a, [de] ; wasted cycle
call nz, ComputeMaxPP
.skip
inc hl
inc de
jr .loop
ComputeMaxPP:
push bc
; Divide the base PP by 5.
ld a, [de]
ldh [hDividend + 3], a
xor a
ldh [hDividend], a
ldh [hDividend + 1], a
ldh [hDividend + 2], a
ld a, 5
ldh [hDivisor], a
ld b, 4
call Divide
; Get the number of PP, which are bits 6 and 7 of the PP value stored in RAM.
ld a, [hl]
ld b, a
swap a
and $f
srl a
srl a
ld c, a
; If this value is 0, we are done
and a
jr z, .NoPPUp
.loop
; Normally, a move with 40 PP would have 64 PP with three PP Ups.
; Since this would overflow into bit 6, we prevent that from happening
; by decreasing the extra amount of PP each PP Up provides, resulting
; in a maximum of 61.
ldh a, [hQuotient + 3]
cp $8
jr c, .okay
ld a, $7
.okay
add b
ld b, a
ld a, [wTempPP]
dec a
jr z, .NoPPUp
dec c
jr nz, .loop
.NoPPUp:
ld [hl], b
pop bc
ret
RestoreAllPP:
ld a, MON_PP
call GetPartyParamLocation
push hl
ld a, MON_MOVES
call GetPartyParamLocation
pop de
xor a ; PARTYMON
ld [wMenuCursorY], a
ld [wMonType], a
ld c, NUM_MOVES
.loop
ld a, [hli]
and a
ret z
push hl
push de
push bc
call GetMaxPPOfMove
pop bc
pop de
ld a, [de]
and PP_UP_MASK
ld b, a
ld a, [wTempPP]
add b
ld [de], a
inc de
ld hl, wMenuCursorY
inc [hl]
pop hl
dec c
jr nz, .loop
ret
GetMaxPPOfMove:
ld a, [wStringBuffer1 + 0]
push af
ld a, [wStringBuffer1 + 1]
push af
ld a, [wMonType]
and a
ld hl, wPartyMon1Moves
ld bc, PARTYMON_STRUCT_LENGTH
jr z, .got_partymon ; PARTYMON
ld hl, wOTPartyMon1Moves
dec a
jr z, .got_partymon ; OTPARTYMON
ld hl, wTempMonMoves
dec a
jr z, .got_nonpartymon ; BOXMON
ld hl, wTempMonMoves ; Wasted cycles
dec a
jr z, .got_nonpartymon ; TEMPMON
ld hl, wBattleMonMoves ; WILDMON
.got_nonpartymon ; BOXMON, TEMPMON, WILDMON
call GetMthMoveOfCurrentMon
jr .gotdatmove
.got_partymon ; PARTYMON, OTPARTYMON
call GetMthMoveOfNthPartymon
.gotdatmove
ld a, [hl]
dec a
push hl
ld hl, Moves + MOVE_PP
ld bc, MOVE_LENGTH
call AddNTimes
ld a, BANK(Moves)
call GetFarByte
ld b, a
ld de, wStringBuffer1
ld [de], a
pop hl
push bc
ld bc, MON_PP - MON_MOVES
ld a, [wMonType]
cp WILDMON
jr nz, .notwild
ld bc, wEnemyMonPP - wEnemyMonMoves
.notwild
add hl, bc
ld a, [hl]
and PP_UP_MASK
pop bc
or b
ld hl, wStringBuffer1 + 1
ld [hl], a
xor a
ld [wTempPP], a
ld a, b ; this gets lost anyway
call ComputeMaxPP
ld a, [hl]
and PP_MASK
ld [wTempPP], a
pop af
ld [wStringBuffer1 + 1], a
pop af
ld [wStringBuffer1 + 0], a
ret
GetMthMoveOfNthPartymon:
ld a, [wCurPartyMon]
call AddNTimes
GetMthMoveOfCurrentMon:
ld a, [wMenuCursorY]
ld c, a
ld b, 0
add hl, bc
ret
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