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Identify SwitchItemsInBag labels

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Thanks to FIQ for having done so in Polished Crystal
This commit is contained in:
Rangi 2020-10-21 15:39:15 -04:00
parent 7b12060e6a
commit 93dcc8b6eb
4 changed files with 66 additions and 62 deletions
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4
engine/battle/effect_commands.asm
View File

@ -2532,10 +2532,10 @@ DittoMetalPowder:
ldh a, [hBattleTurn]
and a
ld a, [hl]
jr nz, .Ditto
jr nz, .got_species
ld a, [wTempEnemyMonSpecies]
.Ditto:
.got_species
cp DITTO
ret nz

6
engine/items/pack.asm
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@ -1103,7 +1103,7 @@ TutorialPack:
.ItemsMenuData:
db STATICMENU_ENABLE_SELECT | STATICMENU_ENABLE_LEFT_RIGHT | STATICMENU_ENABLE_START | STATICMENU_WRAP | STATICMENU_CURSOR ; flags
db 5, 8 ; rows, columns
db 2 ; horizontal spacing
db SCROLLINGMENU_ITEMS_QUANTITY ; item format
dbw 0, wDudeNumItems
dba PlaceMenuItemName
dba PlaceMenuItemQuantity
@ -1123,7 +1123,7 @@ TutorialPack:
.KeyItemsMenuData:
db STATICMENU_ENABLE_SELECT | STATICMENU_ENABLE_LEFT_RIGHT | STATICMENU_ENABLE_START | STATICMENU_WRAP | STATICMENU_CURSOR ; flags
db 5, 8 ; rows, columns
db 1 ; horizontal spacing
db SCROLLINGMENU_ITEMS_NORMAL ; item format
dbw 0, wDudeNumKeyItems
dba PlaceMenuItemName
dba PlaceMenuItemQuantity
@ -1152,7 +1152,7 @@ TutorialPack:
.BallsMenuData:
db STATICMENU_ENABLE_SELECT | STATICMENU_ENABLE_LEFT_RIGHT | STATICMENU_ENABLE_START | STATICMENU_WRAP | STATICMENU_CURSOR ; flags
db 5, 8 ; rows, columns
db 2 ; horizontal spacing
db SCROLLINGMENU_ITEMS_QUANTITY ; item format
dbw 0, wDudeNumBalls
dba PlaceMenuItemName
dba PlaceMenuItemQuantity

114
engine/items/switch_items.asm
View File

@ -15,76 +15,76 @@ SwitchItemsInBag:
ld a, [wSwitchItem]
dec a
ld [wSwitchItem], a
call Function249a7
jp c, Function249d1
call .try_combining_stacks
jp c, .combine_stacks
ld a, [wScrollingMenuCursorPosition]
ld c, a
ld a, [wSwitchItem]
cp c
jr c, .asm_2497a
jr .asm_2494a
jr c, .above
jr .below
.init
.init:
ld a, [wScrollingMenuCursorPosition]
inc a
ld [wSwitchItem], a
ret
.trivial
.trivial:
xor a
ld [wSwitchItem], a
ret
.asm_2494a
.below:
ld a, [wSwitchItem]
call Function24a40
call ItemSwitch_CopyItemToBuffer
ld a, [wScrollingMenuCursorPosition]
ld d, a
ld a, [wSwitchItem]
ld e, a
call Function24a6c
call ItemSwitch_GetItemOffset
push bc
ld a, [wSwitchItem]
call ItemSwitch_GetNthItem
dec hl
push hl
call ItemSwitch_ConvertItemFormatToDW
call ItemSwitch_GetItemFormatSize
add hl, bc
ld d, h
ld e, l
pop hl
pop bc
call Function24aab
call ItemSwitch_BackwardsCopyBytes
ld a, [wScrollingMenuCursorPosition]
call Function24a4d
call ItemSwitch_CopyBufferToItem
xor a
ld [wSwitchItem], a
ret
.asm_2497a
.above:
ld a, [wSwitchItem]
call Function24a40
call ItemSwitch_CopyItemToBuffer
ld a, [wScrollingMenuCursorPosition]
ld d, a
ld a, [wSwitchItem]
ld e, a
call Function24a6c
call ItemSwitch_GetItemOffset
push bc
ld a, [wSwitchItem]
call ItemSwitch_GetNthItem
ld d, h
ld e, l
call ItemSwitch_ConvertItemFormatToDW
call ItemSwitch_GetItemFormatSize
add hl, bc
pop bc
call CopyBytes
ld a, [wScrollingMenuCursorPosition]
call Function24a4d
call ItemSwitch_CopyBufferToItem
xor a
ld [wSwitchItem], a
ret
Function249a7:
.try_combining_stacks:
ld a, [wSwitchItem]
call ItemSwitch_GetNthItem
ld d, h
@ -93,24 +93,23 @@ Function249a7:
call ItemSwitch_GetNthItem
ld a, [de]
cp [hl]
jr nz, .asm_249cd
jr nz, .no_combine
ld a, [wScrollingMenuCursorPosition]
call Function24a97
call ItemSwitch_GetItemQuantity
cp MAX_ITEM_STACK
jr z, .asm_249cd
jr z, .no_combine
ld a, [wSwitchItem]
call Function24a97
call ItemSwitch_GetItemQuantity
cp MAX_ITEM_STACK
jr nz, .asm_249cf
.asm_249cd
jr nz, .combine
.no_combine
and a
ret
.asm_249cf
.combine
scf
ret
Function249d1:
.combine_stacks:
ld a, [wSwitchItem]
call ItemSwitch_GetNthItem
inc hl
@ -122,7 +121,7 @@ Function249d1:
pop hl
add [hl]
cp MAX_ITEM_STACK + 1
jr c, .asm_24a01
jr c, .merge_stacks
sub MAX_ITEM_STACK
push af
ld a, [wScrollingMenuCursorPosition]
@ -138,7 +137,7 @@ Function249d1:
ld [wSwitchItem], a
ret
.asm_24a01
.merge_stacks:
push af
ld a, [wScrollingMenuCursorPosition]
call ItemSwitch_GetNthItem
@ -151,18 +150,18 @@ Function249d1:
ld l, a
ld a, [wSwitchItem]
cp [hl]
jr nz, .asm_24a25
jr nz, .not_combining_last_item
dec [hl]
ld a, [wSwitchItem]
call ItemSwitch_GetNthItem
ld [hl], $ff
ld [hl], -1 ; end
xor a
ld [wSwitchItem], a
ret
.asm_24a25
.not_combining_last_item:
dec [hl]
call ItemSwitch_ConvertItemFormatToDW
call ItemSwitch_GetItemFormatSize
push bc
ld a, [wSwitchItem]
call ItemSwitch_GetNthItem
@ -170,35 +169,35 @@ Function249d1:
push hl
add hl, bc
pop de
.asm_24a34
.copy_loop
ld a, [hli]
ld [de], a
inc de
cp $ff
jr nz, .asm_24a34
cp -1 ; end?
jr nz, .copy_loop
xor a
ld [wSwitchItem], a
ret
Function24a40:
ItemSwitch_CopyItemToBuffer:
call ItemSwitch_GetNthItem
ld de, wd002
call ItemSwitch_ConvertItemFormatToDW
ld de, wSwitchItemBuffer
call ItemSwitch_GetItemFormatSize
call CopyBytes
ret
Function24a4d:
ItemSwitch_CopyBufferToItem:
call ItemSwitch_GetNthItem
ld d, h
ld e, l
ld hl, wd002
call ItemSwitch_ConvertItemFormatToDW
ld hl, wSwitchItemBuffer
call ItemSwitch_GetItemFormatSize
call CopyBytes
ret
ItemSwitch_GetNthItem:
push af
call ItemSwitch_ConvertItemFormatToDW
call ItemSwitch_GetItemFormatSize
ld hl, wMenuData_ItemsPointerAddr
ld a, [hli]
ld h, [hl]
@ -208,9 +207,9 @@ ItemSwitch_GetNthItem:
call AddNTimes
ret
Function24a6c:
ItemSwitch_GetItemOffset:
push hl
call ItemSwitch_ConvertItemFormatToDW
call ItemSwitch_GetItemFormatSize
ld a, d
sub e
jr nc, .dont_negate
@ -224,12 +223,12 @@ Function24a6c:
pop hl
ret
ItemSwitch_ConvertItemFormatToDW:
ItemSwitch_GetItemFormatSize:
push hl
ld a, [wMenuData_ScrollingMenuItemFormat]
ld c, a
ld b, 0
ld hl, .format_dws
ld hl, .item_format_sizes
add hl, bc
add hl, bc
ld c, [hl]
@ -238,29 +237,30 @@ ItemSwitch_ConvertItemFormatToDW:
pop hl
ret
.format_dws
dw 0
dw 1
dw 2
.item_format_sizes:
; entries correspond to SCROLLINGMENU_ITEMS_* constants
dw 0 ; unused
dw 1 ; SCROLLINGMENU_ITEMS_NORMAL
dw 2 ; SCROLLINGMENU_ITEMS_QUANTITY
Function24a97:
ItemSwitch_GetItemQuantity:
push af
call ItemSwitch_ConvertItemFormatToDW
call ItemSwitch_GetItemFormatSize
ld a, c
cp 2
jr nz, .not_2
jr nz, .no_quantity
pop af
call ItemSwitch_GetNthItem
inc hl
ld a, [hl]
ret
.not_2
.no_quantity
pop af
ld a, $1
ld a, 1
ret
Function24aab:
ItemSwitch_BackwardsCopyBytes:
.loop
ld a, [hld]
ld [de], a

4
wram.asm
View File

@ -1814,6 +1814,10 @@ NEXTU
; earthquake data buffer
wEarthquakeMovementDataBuffer:: ds 5
NEXTU
; switching items in pack
wSwitchItemBuffer:: ds 2 ; may store 1 or 2 bytes
NEXTU
; miscellaneous
wTempDayOfWeek::