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item_effects.asm
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item_effects.asm
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_DoItemEffect::
ld a, [wCurItem]
ld [wNamedObjectIndex], 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 (see constants/item_constants.asm)
table_width 2, ItemEffects
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
assert_table_length ITEM_B3
; The items past ITEM_B3 do not have effect entries:
; BRICK_PIECE
; SURF_MAIL
; LITEBLUEMAIL
; PORTRAITMAIL
; LOVELY_MAIL
; EON_MAIL
; MORPH_MAIL
; BLUESKY_MAIL
; MUSIC_MAIL
; MIRAGE_MAIL
; ITEM_BE
; They all have the ITEMMENU_NOUSE attribute so they can't be used anyway.
; NoEffect would be appropriate, with the table then being NUM_ITEMS long.
PokeBallEffect:
; BUG: The Dude's catching tutorial may crash if his Poké Ball can't be used (see docs/bugs_and_glitches.md)
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
; BUG: Using a Park Ball in non-Contest battles has a corrupt animation (see docs/bugs_and_glitches.md)
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
; BUG: BRN/PSN/PAR do not affect catch rate (see docs/bugs_and_glitches.md)
ld b, a
ld a, [wEnemyMonStatus]
and 1 << FRZ | SLP_MASK
ld c, 10
jr nz, .addstatus
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: HELD_CATCH_CHANCE has no effect (see docs/bugs_and_glitches.md)
ld d, a
push de
ld a, [wBattleMonItem]
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 [wFinalCatchRate], 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 [wThrownBallWobbleCount], a
ld [wNumHits], a
predef PlayBattleAnim
ld a, [wWildMon]
and a
jr nz, .caught
ld a, [wThrownBallWobbleCount]
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]
; BUG: Catching a Transformed Pokémon always catches a Ditto (see docs/bugs_and_glitches.md)
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 [wNamedObjectIndex], 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 [wNamedObjectIndex], 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 [wItemQuantityChange], 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
HeavyBall_GetDexEntryBank:
; BUG: Heavy Ball uses wrong weight value for three Pokémon (see docs/bugs_and_glitches.md)
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
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 GetFarWord
.SkipText:
call HeavyBall_GetDexEntryBank
call GetFarByte
inc hl
cp "@"
jr nz, .SkipText
call HeavyBall_GetDexEntryBank
push bc
inc hl
inc hl
call GetFarWord
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:
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 GetFarWord
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
; BUG: Moon Ball does not boost catch rate (see docs/bugs_and_glitches.md)
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:
; 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, .got_player_gender
inc d ; female
.got_player_gender
; 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, .got_wild_gender
inc d ; female
.got_wild_gender
; BUG: Love Ball boosts catch rate for the wrong gender (see docs/bugs_and_glitches.md)
ld a, d
pop de
cp d
pop bc
ret nz
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: