pokered/engine/battle/4_2.asm
2014-10-10 03:44:52 -06:00

407 lines
7.5 KiB
NASM
Executable file
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

EndOfBattle: ; 137aa (4:77aa)
ld a, [W_ISLINKBATTLE]
cp $4
jr nz, .notLinkBattle
; link battle
ld a, [wEnemyMonPartyPos]
ld hl, wEnemyMon1Status
ld bc, wEnemyMon2 - wEnemyMon1
call AddNTimes
ld a, [wEnemyMonStatus]
ld [hl], a
call ClearScreen
callab DisplayLinkBattleVersusTextBox
ld a, [wBattleResult]
cp $1
ld de, YouWinText
jr c, .placeWinOrLoseString
ld de, YouLoseText
jr z, .placeWinOrLoseString
ld de, DrawText
.placeWinOrLoseString
hlCoord 6, 8
call PlaceString
ld c, $c8
call DelayFrames
jr .evolution
.notLinkBattle
ld a, [wBattleResult]
and a
jr nz, .resetVariables
ld hl, wTotalPayDayMoney
ld a, [hli]
or [hl]
inc hl
or [hl]
jr z, .evolution ; if pay day money is 0, jump
ld de, wPlayerMoney + 2
ld c, $3
predef AddBCDPredef
ld hl, PickUpPayDayMoneyText
call PrintText
.evolution
xor a
ld [wccd4], a
predef EvolutionAfterBattle
.resetVariables
xor a
ld [wd083], a
ld [wc02a], a
ld [W_ISINBATTLE], a
ld [W_BATTLETYPE], a
ld [W_MOVEMISSED], a
ld [W_CUROPPONENT], a
ld [wd11f], a
ld [wNumRunAttempts], a
ld [wEscapedFromBattle], a
ld hl, wcc2b
ld [hli], a
ld [hli], a
ld [hli], a
ld [hl], a
ld [wListScrollOffset], a
ld hl, wd060
ld b, $18
.loop
ld [hli], a
dec b
jr nz, .loop
ld hl, wd72c
set 0, [hl]
call WaitForSoundToFinish
call GBPalWhiteOut
ld a, $ff
ld [wDestinationWarpID], a
ret
YouWinText: ; 13853 (4:7853)
db "YOU WIN@"
YouLoseText: ; 1385b (4:785b)
db "YOU LOSE@"
DrawText: ; 13864 (4:7864)
db " DRAW@"
PickUpPayDayMoneyText: ; 1386b (4:786b)
TX_FAR _PickUpPayDayMoneyText
db "@"
Func_13870: ; 13870 (4:7870)
ld a, [wNPCMovementScriptPointerTableNum]
and a
ret nz
ld a, [wd736]
and a
ret nz
callab IsPlayerStandingOnDoorTileOrWarpTile
jr nc, .asm_13888
.asm_13884
ld a, $1
and a
ret
.asm_13888
callab Func_128d8
jr z, .asm_13884
ld a, [wd0db]
and a
jr z, .asm_1389e
dec a
jr z, .asm_13905
ld [wd0db], a
.asm_1389e
; determine if wild pokémon can appear where were standing.
; are we standing in grass/water?
hlCoord 9, 9
ld c, [hl]
ld a, [W_GRASSTILE]
cp c
ld a, [W_GRASSRATE]
jr z, .CanEncounter
ld a, $14 ; in all tilesets with a water tile, this is its id
cp c
ld a, [W_WATERRATE]
jr z, .CanEncounter
; even if not in grass/water, standing anywhere we can encounter pokémon
; so long as the map is “indoor” and has wild pokémon defined.
; …as long as its not Viridian Forest or Safari Zone.
ld a, [W_CURMAP]
cp REDS_HOUSE_1F ; is this an indoor map?
jr c, .CantEncounter
ld a, [W_CURMAPTILESET]
cp FOREST ; Viridian Forest/Safari Zone
jr z, .CantEncounter
ld a, [W_GRASSRATE]
.CanEncounter
ld b, a
ld a, [hRandomAdd]
cp b
jr nc, .CantEncounter
ld a, [hRandomSub]
ld b, a
ld hl, WildMonEncounterSlotChances
.asm_138d0
ld a, [hli]
cp b
jr nc, .asm_138d7
inc hl
jr .asm_138d0
.asm_138d7
ld c, [hl]
ld hl, W_GRASSMONS
aCoord 8, 9
cp $14
jr nz, .asm_138e5
ld hl, W_WATERMONS
.asm_138e5
ld b, $0
add hl, bc
ld a, [hli]
ld [W_CURENEMYLVL], a
ld a, [hl]
ld [wcf91], a
ld [wEnemyMonSpecies2], a
ld a, [wd0db]
and a
jr z, .asm_13916
ld a, [wPartyMon1Level]
ld b, a
ld a, [W_CURENEMYLVL]
cp b
jr c, .CantEncounter
jr .asm_13916
.asm_13905
ld [wd0db], a
ld a, $d2
ld [H_DOWNARROWBLINKCNT2], a ; $ff8c
call EnableAutoTextBoxDrawing
call DisplayTextID
.CantEncounter
ld a, $1
and a
ret
.asm_13916
xor a
ret
WildMonEncounterSlotChances: ; 13918 (4:7918)
; There are 10 slots for wild pokemon, and this is the table that defines how common each of
; those 10 slots is. A random number is generated and then the first byte of each pair in this
; table is compared against that random number. If the random number is less than or equal
; to the first byte, then that slot is chosen. The second byte is double the slot number.
db $32, $00 ; 51/256 = 19.9% chance of slot 0
db $65, $02 ; 51/256 = 19.9% chance of slot 1
db $8C, $04 ; 39/256 = 15.2% chance of slot 2
db $A5, $06 ; 25/256 = 9.8% chance of slot 3
db $BE, $08 ; 25/256 = 9.8% chance of slot 4
db $D7, $0A ; 25/256 = 9.8% chance of slot 5
db $E4, $0C ; 13/256 = 5.1% chance of slot 6
db $F1, $0E ; 13/256 = 5.1% chance of slot 7
db $FC, $10 ; 11/256 = 4.3% chance of slot 8
db $FF, $12 ; 3/256 = 1.2% chance of slot 9
RecoilEffect_: ; 1392c (4:792c)
ld a, [H_WHOSETURN] ; $fff3
and a
ld a, [W_PLAYERMOVENUM] ; wcfd2
ld hl, wBattleMonMaxHP ; wd023
jr z, .asm_1393d
ld a, [W_ENEMYMOVENUM] ; W_ENEMYMOVENUM
ld hl, wEnemyMonMaxHP ; wEnemyMonMaxHP
.asm_1393d
ld d, a
ld a, [W_DAMAGE] ; W_DAMAGE
ld b, a
ld a, [W_DAMAGE + 1]
ld c, a
srl b
rr c
ld a, d
cp STRUGGLE
jr z, .asm_13953
srl b
rr c
.asm_13953
ld a, b
or c
jr nz, .asm_13958
inc c
.asm_13958
ld a, [hli]
ld [wHPBarMaxHP+1], a
ld a, [hl]
ld [wHPBarMaxHP], a
push bc
ld bc, $fff2
add hl, bc
pop bc
ld a, [hl]
ld [wHPBarOldHP], a
sub c
ld [hld], a
ld [wHPBarNewHP], a
ld a, [hl]
ld [wHPBarOldHP+1], a
sbc b
ld [hl], a
ld [wHPBarNewHP+1], a
jr nc, .asm_13982
xor a
ld [hli], a
ld [hl], a
ld hl, wHPBarNewHP
ld [hli], a
ld [hl], a
.asm_13982
hlCoord 10, 9
ld a, [H_WHOSETURN] ; $fff3
and a
ld a, $1
jr z, .asm_13990
hlCoord 2, 2
xor a
.asm_13990
ld [wListMenuID], a ; wListMenuID
predef UpdateHPBar2
ld hl, HitWithRecoilText ; $799e
jp PrintText
HitWithRecoilText: ; 1399e (4:799e)
TX_FAR _HitWithRecoilText
db "@"
ConversionEffect_: ; 139a3 (4:79a3)
ld hl, wEnemyMonType1
ld de, wBattleMonType1
ld a, [H_WHOSETURN]
and a
ld a, [W_ENEMYBATTSTATUS1]
jr z, .asm_139b8
push hl
ld h, d
ld l, e
pop de
ld a, [W_PLAYERBATTSTATUS1]
.asm_139b8
bit 6, a ; is mon immune to typical attacks (dig/fly)
jr nz, PrintButItFailedText
ld a, [hli]
ld [de], a
inc de
ld a, [hl]
ld [de], a
ld hl, Func_3fba8
call Func_139d5
ld hl, ConvertedTypeText
jp PrintText
ConvertedTypeText: ; 139cd (4:79cd)
TX_FAR _ConvertedTypeText
db "@"
PrintButItFailedText: ; 139d2 (4:79d2)
ld hl, PrintButItFailedText_
Func_139d5: ; 139d5 (4:79d5)
ld b, BANK(PrintButItFailedText_)
jp Bankswitch
HazeEffect_: ; 139da (4:79da)
ld a, $7
ld hl, wPlayerMonAttackMod
call Func_13a43
ld hl, wEnemyMonAttackMod
call Func_13a43
ld hl, wcd12
ld de, wBattleMonAttack
call Func_13a4a
ld hl, wEnemyMonUnmodifiedAttack
ld de, wEnemyMonAttack
call Func_13a4a
ld hl, wEnemyMonStatus
ld de, wEnemySelectedMove
ld a, [H_WHOSETURN]
and a
jr z, .asm_13a09
ld hl, wBattleMonStatus
dec de
.asm_13a09
ld a, [hl]
ld [hl], $0
and $27
jr z, .asm_13a13
ld a, $ff
ld [de], a
.asm_13a13
xor a
ld [W_PLAYERDISABLEDMOVE], a
ld [W_ENEMYDISABLEDMOVE], a
ld hl, wccee
ld [hli], a
ld [hl], a
ld hl, W_PLAYERBATTSTATUS1
call Func_13a37
ld hl, W_ENEMYBATTSTATUS1
call Func_13a37
ld hl, Func_3fba8
call Func_139d5
ld hl, StatusChangesEliminatedText
jp PrintText
Func_13a37: ; 13a37 (4:7a37)
res 7, [hl]
inc hl
ld a, [hl]
and $78
ld [hli], a
ld a, [hl]
and $f8
ld [hl], a
ret
Func_13a43: ; 13a43 (4:7a43)
ld b, $8
.loop
ld [hli], a
dec b
jr nz, .loop
ret
Func_13a4a: ; 13a4a (4:7a4a)
ld b, $8
.loop
ld a, [hli]
ld [de], a
inc de
dec b
jr nz, .loop
ret
StatusChangesEliminatedText: ; 13a53 (4:7a53)
TX_FAR _StatusChangesEliminatedText
db "@"
GetTrainerName_: ; 13a58 (4:7a58)
ld hl, W_GRASSRATE ; W_GRASSRATE
ld a, [W_ISLINKBATTLE] ; W_ISLINKBATTLE
and a
jr nz, .rival
ld hl, W_RIVALNAME ; wd34a
ld a, [W_TRAINERCLASS] ; wd031
cp SONY1
jr z, .rival
cp SONY2
jr z, .rival
cp SONY3
jr z, .rival
ld [wd0b5], a
ld a, TRAINER_NAME
ld [W_LISTTYPE], a
ld a, BANK(TrainerNames)
ld [wPredefBank], a
call GetName
ld hl, wcd6d
.rival
ld de, W_TRAINERNAME
ld bc, $d
jp CopyData