Pull a lot of engine out of main.asm

1 files changed, 495 insertions, 0 deletions

diff --git a/engine/evos_moves.asm b/engine/evos_moves.asm
new file mode 100755
index 00000000..0892d8de
--- /dev/null
+++ b/engine/evos_moves.asm
@@ -0,0 +1,495 @@
+Func_3ad0e: ; 3ad0e (e:6d0e)
+	ld hl, $ccd3
+	xor a
+	ld [hl], a
+	ld a, [wWhichPokemon] ; $cf92
+	ld c, a
+	ld b, $1
+	call Func_3b057
+
+Func_3ad1c: ; 3ad1c (e:6d1c)
+	ld a, [$ffd7]
+	push af
+	xor a
+	ld [$d121], a
+	dec a
+	ld [wWhichPokemon], a ; $cf92
+	push hl
+	push bc
+	push de
+	ld hl, W_NUMINPARTY ; $d163
+	push hl
+asm_3ad2e: ; 3ad2e (e:6d2e)
+	ld hl, wWhichPokemon ; $cf92
+	inc [hl]
+	pop hl
+	inc hl
+	ld a, [hl]
+	cp $ff
+	jp z, Func_3aede
+	ld [$cee9], a
+	push hl
+	ld a, [wWhichPokemon] ; $cf92
+	ld c, a
+	ld hl, $ccd3
+	ld b, $2
+	call Func_3b057
+	ld a, c
+	and a
+	jp z, asm_3ad2e
+	ld a, [$cee9]
+	dec a
+	ld b, $0
+	ld hl, EvosMovesPointerTable
+	add a
+	rl b
+	ld c, a
+	add hl, bc
+	ld a, [hli]
+	ld h, [hl]
+	ld l, a
+	push hl
+	ld a, [$cf91]
+	push af
+	xor a
+	ld [$cc49], a
+	call LoadMonData
+	pop af
+	ld [$cf91], a
+	pop hl
+
+Func_3ad71: ; 3ad71 (e:6d71)
+	ld a, [hli]
+	and a
+	jr z, asm_3ad2e
+	ld b, a
+	cp $3
+	jr z, .asm_3ad91
+	ld a, [W_ISLINKBATTLE] ; $d12b
+	cp $32
+	jr z, asm_3ad2e
+	ld a, b
+	cp $2
+	jr z, .asm_3ada4
+	ld a, [$ccd4]
+	and a
+	jr nz, asm_3ad2e
+	ld a, b
+	cp $1
+	jr z, .asm_3adad
+.asm_3ad91
+	ld a, [W_ISLINKBATTLE] ; $d12b
+	cp $32
+	jp nz, Func_3aed9
+	ld a, [hli]
+	ld b, a
+	ld a, [$cfb9]
+	cp b
+	jp c, asm_3ad2e
+	jr .asm_3adb6
+.asm_3ada4
+	ld a, [hli]
+	ld b, a
+	ld a, [$cf91]
+	cp b
+	jp nz, Func_3aed9
+.asm_3adad
+	ld a, [hli]
+	ld b, a
+	ld a, [$cfb9]
+	cp b
+	jp c, Func_3aeda
+.asm_3adb6
+	ld [W_CURENEMYLVL], a ; $d127
+	ld a, $1
+	ld [$d121], a
+	push hl
+	ld a, [hl]
+	ld [$ceea], a
+	ld a, [wWhichPokemon] ; $cf92
+	ld hl, W_PARTYMON1NAME ; $d2b5
+	call GetPartyMonName
+	call CopyStringToCF4B
+	ld hl, IsEvolvingText
+	call PrintText
+	ld c, $32
+	call DelayFrames
+	xor a
+	ld [H_AUTOBGTRANSFERENABLED], a ; $ffba
+	ld hl, wTileMap
+	ld bc, $c14
+	call ClearScreenArea
+	ld a, $1
+	ld [H_AUTOBGTRANSFERENABLED], a ; $ffba
+	ld a, $ff
+	ld [$cfcb], a
+	call CleanLCD_OAM
+	callab Func_7bde9
+	jp c, Func_3af2e
+	ld hl, EvolvedText
+	call PrintText
+	pop hl
+	ld a, [hl]
+	ld [$d0b5], a
+	ld [$cf98], a
+	ld [$ceea], a
+	ld a, MONSTER_NAME
+	ld [W_LISTTYPE], a
+	ld a, $e
+	ld [$d0b7], a
+	call GetName
+	push hl
+	ld hl, IntoText
+	call Func_3c59
+	ld a, (SFX_02_3b - SFX_Headers_02) / 3
+	call PlaySoundWaitForCurrent
+	call WaitForSoundToFinish
+	ld c, $28
+	call DelayFrames
+	call ClearScreen
+	call Func_3aef7
+	ld a, [$d11e]
+	push af
+	ld a, [$d0b5]
+	ld [$d11e], a
+	ld a, $3a
+	call Predef ; indirect jump to IndexToPokedex (41010 (10:5010))
+	ld a, [$d11e]
+	dec a
+	ld hl, BulbasaurBaseStats ; $43de
+	ld bc, $1c
+	call AddNTimes
+	ld de, W_MONHEADER
+	call CopyData
+	ld a, [$d0b5]
+	ld [$d0b8], a
+	pop af
+	ld [$d11e], a
+	ld hl, $cfa8
+	ld de, $cfba
+	ld b, $1
+	call CalcStats
+	ld a, [wWhichPokemon] ; $cf92
+	ld hl, W_PARTYMON1_NUM ; $d16b (aliases: W_PARTYMON1DATA)
+	ld bc, $2c
+	call AddNTimes
+	ld e, l
+	ld d, h
+	push hl
+	push bc
+	ld bc, $22
+	add hl, bc
+	ld a, [hli]
+	ld b, a
+	ld c, [hl]
+	ld hl, $cfbb
+	ld a, [hld]
+	sub c
+	ld c, a
+	ld a, [hl]
+	sbc b
+	ld b, a
+	ld hl, $cf9a
+	ld a, [hl]
+	add c
+	ld [hld], a
+	ld a, [hl]
+	adc b
+	ld [hl], a
+	dec hl
+	pop bc
+	call CopyData
+	ld a, [$d0b5]
+	ld [$d11e], a
+	xor a
+	ld [$cc49], a
+	call Func_3af5b
+	pop hl
+	ld a, $42
+	call Predef ; indirect jump to SetPartyMonTypes (5db5e (17:5b5e))
+	ld a, [W_ISINBATTLE] ; $d057
+	and a
+	call z, Func_3af52
+	ld a, $3a
+	call Predef ; indirect jump to IndexToPokedex (41010 (10:5010))
+	ld a, [$d11e]
+	dec a
+	ld c, a
+	ld b, $1
+	ld hl, wPokedexOwned ; $d2f7
+	push bc
+	call Func_3b057
+	pop bc
+	ld hl, wPokedexSeen ; $d30a
+	call Func_3b057
+	pop de
+	pop hl
+	ld a, [$cf98]
+	ld [hl], a
+	push hl
+	ld l, e
+	ld h, d
+	jr Func_3aeda
+
+Func_3aed9: ; 3aed9 (e:6ed9)
+	inc hl
+
+Func_3aeda: ; 3aeda (e:6eda)
+	inc hl
+	jp Func_3ad71
+
+Func_3aede: ; 3aede (e:6ede)
+	pop de
+	pop bc
+	pop hl
+	pop af
+	ld [$ffd7], a
+	ld a, [W_ISLINKBATTLE] ; $d12b
+	cp $32
+	ret z
+	ld a, [W_ISINBATTLE] ; $d057
+	and a
+	ret nz
+	ld a, [$d121]
+	and a
+	call nz, Func_2307
+	ret
+
+Func_3aef7: ; 3aef7 (e:6ef7)
+	ld a, [$d0b5]
+	push af
+	ld a, [$d0b8]
+	ld [$d0b5], a
+	call GetName
+	pop af
+	ld [$d0b5], a
+	ld hl, $cd6d
+	ld de, $cf4b
+.asm_3af0e
+	ld a, [de]
+	inc de
+	cp [hl]
+	inc hl
+	ret nz
+	cp $50
+	jr nz, .asm_3af0e
+	ld a, [wWhichPokemon] ; $cf92
+	ld bc, $b
+	ld hl, W_PARTYMON1NAME ; $d2b5
+	call AddNTimes
+	push hl
+	call GetName
+	ld hl, $cd6d
+	pop de
+	jp CopyData
+
+Func_3af2e: ; 3af2e (e:6f2e)
+	ld hl, StoppedEvolvingText
+	call PrintText
+	call ClearScreen
+	pop hl
+	call Func_3af52
+	jp asm_3ad2e
+
+EvolvedText: ; 3af3e (e:6f3e)
+	TX_FAR _EvolvedText
+	db "@"
+
+IntoText: ; 3af43 (e:6f43)
+	TX_FAR _IntoText
+	db "@"
+
+StoppedEvolvingText: ; 3af48 (e:6f48)
+	TX_FAR _StoppedEvolvingText
+	db "@"
+
+IsEvolvingText: ; 3af4d (e:6f4d)
+	TX_FAR _IsEvolvingText
+	db "@"
+
+Func_3af52: ; 3af52 (e:6f52)
+	ld a, [W_ISLINKBATTLE] ; $d12b
+	cp $32
+	ret z
+	jp ReloadTilesetTilePatterns
+
+Func_3af5b: ; 3af5b (e:6f5b)
+	ld hl, EvosMovesPointerTable
+	ld a, [$d11e]
+	ld [$cf91], a
+	dec a
+	ld bc, $0
+	ld hl, EvosMovesPointerTable
+	add a
+	rl b
+	ld c, a
+	add hl, bc
+	ld a, [hli]
+	ld h, [hl]
+	ld l, a
+.asm_3af73
+	ld a, [hli]
+	and a
+	jr nz, .asm_3af73
+.asm_3af77
+	ld a, [hli]
+	and a
+	jr z, .asm_3afb1
+	ld b, a
+	ld a, [W_CURENEMYLVL] ; $d127
+	cp b
+	ld a, [hli]
+	jr nz, .asm_3af77
+	ld d, a
+	ld a, [$cc49]
+	and a
+	jr nz, .asm_3af96
+	ld hl, W_PARTYMON1_MOVE1 ; $d173
+	ld a, [wWhichPokemon] ; $cf92
+	ld bc, $2c
+	call AddNTimes
+.asm_3af96
+	ld b, $4
+.asm_3af98
+	ld a, [hli]
+	cp d
+	jr z, .asm_3afb1
+	dec b
+	jr nz, .asm_3af98
+	ld a, d
+	ld [$d0e0], a
+	ld [$d11e], a
+	call GetMoveName
+	call CopyStringToCF4B
+	ld a, $1b
+	call Predef ; indirect jump to LearnMove (6e43 (1:6e43))
+.asm_3afb1
+	ld a, [$cf91]
+	ld [$d11e], a
+	ret
+
+; writes the moves a mon has at level [W_CURENEMYLVL] to [de]
+; move slots are being filled up sequentially and shifted if all slots are full
+; [$cee9]: (?)
+WriteMonMoves: ; 3afb8 (e:6fb8)
+	call Load16BitRegisters
+	push hl
+	push de
+	push bc
+	ld hl, EvosMovesPointerTable
+	ld b, $0
+	ld a, [$cf91]  ; cur mon ID
+	dec a
+	add a
+	rl b
+	ld c, a
+	add hl, bc
+	ld a, [hli]
+	ld h, [hl]
+	ld l, a
+.skipEvoEntriesLoop
+	ld a, [hli]
+	and a
+	jr nz, .skipEvoEntriesLoop
+	jr .firstMove
+.nextMove
+	pop de
+.nextMove2
+	inc hl
+.firstMove
+	ld a, [hli]       ; read level of next move in learnset
+	and a
+	jp z, .done       ; end of list
+	ld b, a
+	ld a, [W_CURENEMYLVL] ; $d127
+	cp b
+	jp c, .done       ; mon level < move level (assumption: learnset is sorted by level)
+	ld a, [$cee9]
+	and a
+	jr z, .skipMinLevelCheck
+	ld a, [wWhichTrade] ; $cd3d (min move level)
+	cp b
+	jr nc, .nextMove2 ; min level >= move level
+.skipMinLevelCheck
+	push de
+	ld c, $4
+.moveAlreadyLearnedCheckLoop
+	ld a, [de]
+	inc de
+	cp [hl]
+	jr z, .nextMove
+	dec c
+	jr nz, .moveAlreadyLearnedCheckLoop
+	pop de
+	push de
+	ld c, $4
+.findEmptySlotLoop
+	ld a, [de]
+	and a
+	jr z, .writeMoveToSlot2
+	inc de
+	dec c
+	jr nz, .findEmptySlotLoop
+	pop de                        ; no empty move slots found
+	push de
+	push hl
+	ld h, d
+	ld l, e
+	call WriteMonMoves_ShiftMoveData ; shift all moves one up (deleting move 1)
+	ld a, [$cee9]
+	and a
+	jr z, .writeMoveToSlot
+	push de
+	ld bc, $12
+	add hl, bc
+	ld d, h
+	ld e, l
+	call WriteMonMoves_ShiftMoveData ; shift all move PP data one up
+	pop de
+.writeMoveToSlot
+	pop hl
+.writeMoveToSlot2
+	ld a, [hl]
+	ld [de], a
+	ld a, [$cee9]
+	and a
+	jr z, .nextMove
+	push hl            ; write move PP value
+	ld a, [hl]
+	ld hl, $15
+	add hl, de
+	push hl
+	dec a
+	ld hl, Moves
+	ld bc, $6
+	call AddNTimes
+	ld de, $cee9
+	ld a, BANK(Moves)
+	call FarCopyData
+	ld a, [$ceee]
+	pop hl
+	ld [hl], a
+	pop hl
+	jr .nextMove
+.done
+	pop bc
+	pop de
+	pop hl
+	ret
+
+; shifts all move data one up (freeing 4th move slot)
+WriteMonMoves_ShiftMoveData: ; 3b04e (e:704e)
+	ld c, $3
+.asm_3b050
+	inc de
+	ld a, [de]
+	ld [hli], a
+	dec c
+	jr nz, .asm_3b050
+	ret
+
+Func_3b057: ; 3b057 (e:7057)
+	ld a, $10
+	jp Predef ; indirect jump to HandleBitArray (f666 (3:7666))
+
+INCLUDE "data/evos_moves.asm"