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https://github.com/pret/pokered.git
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44 lines
770 B
NASM
44 lines
770 B
NASM
GetItemPrice::
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; Stores item's price as BCD at hItemPrice (3 bytes)
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; Input: [wcf91] = item id
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ldh a, [hLoadedROMBank]
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push af
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ld a, [wListMenuID]
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cp MOVESLISTMENU
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ld a, BANK(ItemPrices)
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jr nz, .ok
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ld a, $f ; hardcoded Bank
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.ok
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ldh [hLoadedROMBank], a
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ld [MBC1RomBank], a
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ld hl, wItemPrices
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ld a, [hli]
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ld h, [hl]
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ld l, a
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ld a, [wcf91] ; a contains item id
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cp HM01
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jr nc, .getTMPrice
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ld bc, $3
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.loop
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add hl, bc
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dec a
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jr nz, .loop
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dec hl
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ld a, [hld]
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ldh [hItemPrice + 2], a
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ld a, [hld]
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ldh [hItemPrice + 1], a
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ld a, [hl]
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ldh [hItemPrice], a
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jr .done
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.getTMPrice
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ld a, BANK(GetMachinePrice)
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ldh [hLoadedROMBank], a
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ld [MBC1RomBank], a
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call GetMachinePrice
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.done
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ld de, hItemPrice
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pop af
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ldh [hLoadedROMBank], a
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ld [MBC1RomBank], a
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ret
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