mgba/res/scripts/pokemon.lua

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local Game = {
new = function (self, game)
self.__index = self
setmetatable(game, self)
return game
end
}
function Game.getParty(game)
local party = {}
local monStart = game._party
local nameStart = game._partyNames
local otStart = game._partyOt
for i = 1, emu:read8(game._partyCount) do
party[i] = game:_readPartyMon(monStart, nameStart, otStart)
monStart = monStart + game._partyMonSize
if game._partyNames then
nameStart = nameStart + game._monNameLength + 1
end
if game._partyOt then
otStart = otStart + game._playerNameLength + 1
end
end
return party
end
function Game.toString(game, rawstring)
local string = ""
for _, char in ipairs({rawstring:byte(1, #rawstring)}) do
if char == game._terminator then
break
end
string = string..game._charmap[char]
end
return string
end
function Game.getSpeciesName(game, id)
if game._speciesIndex then
local index = game._index
if not index then
index = {}
for i = 0, 255 do
index[emu.memory.cart0:read8(game._speciesIndex + i)] = i
end
game._index = index
end
id = index[id]
end
local pointer = game._speciesNameTable + (game._speciesNameLength) * id
return game:toString(emu.memory.cart0:readRange(pointer, game._monNameLength))
end
local GBGameEn = Game:new{
_terminator=0x50,
_monNameLength=10,
_speciesNameLength=10,
_playerNameLength=10,
}
local GBAGameEn = Game:new{
_terminator=0xFF,
_monNameLength=10,
_speciesNameLength=11,
_playerNameLength=10,
}
local Generation1En = GBGameEn:new{
_boxMonSize=33,
_partyMonSize=44,
}
local Generation2En = GBGameEn:new{
_boxMonSize=32,
_partyMonSize=48,
}
local Generation3En = GBAGameEn:new{
_boxMonSize=80,
_partyMonSize=100,
}
GBGameEn._charmap = { [0]=
"<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>",
"<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>",
"<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>",
"<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>",
"<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>",
"", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>",
"<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>",
"<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", " ",
"A", "B", "C", "D", "E", "F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P",
"Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z", "(", ")", ":", ";", "[", "]",
"a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k", "l", "m", "n", "o", "p",
"q", "r", "s", "t", "u", "v", "w", "x", "y", "z", "é", "ʼd", "ʼl", "ʼs", "ʼt", "ʼv",
"<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>",
"<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>",
"'", "P\u{200d}k", "M\u{200d}n", "-", "ʼr", "ʼm", "?", "!", ".", "", "", "", "", "", "", "",
"$", "×", ".", "/", ",", "", "0", "1", "2", "3", "4", "5", "6", "7", "8", "9"
}
GBAGameEn._charmap = { [0]=
" ", "À", "Á", "Â", "Ç", "È", "É", "Ê", "Ë", "Ì", "", "Î", "Ï", "Ò", "Ó", "Ô",
"Œ", "Ù", "Ú", "Û", "Ñ", "ß", "à", "á", "", "ç", "è", "é", "ê", "ë", "ì", "",
"î", "ï", "ò", "ó", "ô", "œ", "ù", "ú", "û", "ñ", "º", "ª", "<EFBFBD>", "&", "+", "",
"", "", "", "", "v", "=", "", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",
"", "¿", "¡", "P\u{200d}k", "M\u{200d}n", "P\u{200d}o", "K\u{200d}é", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "Í", "%", "(", ")", "", "",
"", "", "", "", "", "", "", "", "â", "", "", "", "", "", "", "í",
"", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",
"", "", "", "", "", "", "", "", "", "", "", "", "", "", "", "",
"", "0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "!", "?", ".", "-", "",
"", "", "", "", "", "", "", "$", ",", "×", "/", "A", "B", "C", "D", "E",
"F", "G", "H", "I", "J", "K", "L", "M", "N", "O", "P", "Q", "R", "S", "T", "U",
"V", "W", "X", "Y", "Z", "a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k",
"l", "m", "n", "o", "p", "q", "r", "s", "t", "u", "v", "w", "x", "y", "z", "",
":", "Ä", "Ö", "Ü", "ä", "ö", "ü", "", "", "", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", "<EFBFBD>", ""
}
function _read16BE(emu, address)
return (emu:read8(address) << 8) | emu:read8(address + 1)
end
function Generation1En._readBoxMon(game, address, nameAddress, otAddress)
local mon = {}
mon.species = emu.memory.cart0:read8(game._speciesIndex + emu:read8(address + 0) - 1)
mon.hp = _read16BE(emu, address + 1)
mon.level = emu:read8(address + 3)
mon.status = emu:read8(address + 4)
mon.type1 = emu:read8(address + 5)
mon.type2 = emu:read8(address + 6)
mon.catchRate = emu:read8(address + 7)
mon.moves = {
emu:read8(address + 8),
emu:read8(address + 9),
emu:read8(address + 10),
emu:read8(address + 11),
}
mon.otId = _read16BE(emu, address + 12)
mon.experience = (_read16BE(emu, address + 14) << 8)| emu:read8(address + 16)
mon.hpEV = _read16BE(emu, address + 17)
mon.attackEV = _read16BE(emu, address + 19)
mon.defenseEV = _read16BE(emu, address + 21)
mon.speedEV = _read16BE(emu, address + 23)
mon.spAttackEV = _read16BE(emu, address + 25)
mon.spDefenseEV = mon.spAttackEv
local iv = _read16BE(emu, address + 27)
mon.attackIV = (iv >> 4) & 0xF
mon.defenseIV = iv & 0xF
mon.speedIV = (iv >> 12) & 0xF
mon.spAttackIV = (iv >> 8) & 0xF
mon.spDefenseIV = mon.spAttackIV
mon.pp = {
emu:read8(address + 28),
emu:read8(address + 29),
emu:read8(address + 30),
emu:read8(address + 31),
}
mon.nickname = game:toString(emu:readRange(nameAddress, game._monNameLength))
mon.otName = game:toString(emu:readRange(otAddress, game._playerNameLength))
return mon
end
function Generation1En._readPartyMon(game, address, nameAddress, otAddress)
local mon = game:_readBoxMon(address, nameAddress, otAddress)
mon.level = emu:read8(address + 33)
mon.maxHP = _read16BE(emu, address + 34)
mon.attack = _read16BE(emu, address + 36)
mon.defense = _read16BE(emu, address + 38)
mon.speed = _read16BE(emu, address + 40)
mon.spAttack = _read16BE(emu, address + 42)
mon.spDefense = mon.spAttack
return mon
end
function Generation2En._readBoxMon(game, address, nameAddress, otAddress)
local mon = {}
mon.species = emu:read8(address + 0)
mon.item = emu:read8(address + 1)
mon.moves = {
emu:read8(address + 2),
emu:read8(address + 3),
emu:read8(address + 4),
emu:read8(address + 5),
}
mon.otId = _read16BE(emu, address + 6)
mon.experience = (_read16BE(emu, address + 8) << 8)| emu:read8(address + 10)
mon.hpEV = _read16BE(emu, address + 11)
mon.attackEV = _read16BE(emu, address + 13)
mon.defenseEV = _read16BE(emu, address + 15)
mon.speedEV = _read16BE(emu, address + 17)
mon.spAttackEV = _read16BE(emu, address + 19)
mon.spDefenseEV = mon.spAttackEv
local iv = _read16BE(emu, address + 21)
mon.attackIV = (iv >> 4) & 0xF
mon.defenseIV = iv & 0xF
mon.speedIV = (iv >> 12) & 0xF
mon.spAttackIV = (iv >> 8) & 0xF
mon.spDefenseIV = mon.spAttackIV
mon.pp = {
emu:read8(address + 23),
emu:read8(address + 24),
emu:read8(address + 25),
emu:read8(address + 26),
}
mon.friendship = emu:read8(address + 27)
mon.pokerus = emu:read8(address + 28)
local caughtData = _read16BE(emu, address + 29)
mon.metLocation = (caughtData >> 8) & 0x7F
mon.metLevel = caughtData & 0x1F
mon.level = emu:read8(address + 31)
mon.nickname = game:toString(emu:readRange(nameAddress, game._monNameLength))
mon.otName = game:toString(emu:readRange(otAddress, game._playerNameLength))
return mon
end
function Generation2En._readPartyMon(game, address, nameAddress, otAddress)
local mon = game:_readBoxMon(address, nameAddress, otAddress)
mon.status = emu:read8(address + 32)
mon.hp = _read16BE(emu, address + 34)
mon.maxHP = _read16BE(emu, address + 36)
mon.attack = _read16BE(emu, address + 38)
mon.defense = _read16BE(emu, address + 40)
mon.speed = _read16BE(emu, address + 42)
mon.spAttack = _read16BE(emu, address + 44)
mon.spDefense = _read16BE(emu, address + 46)
return mon
end
function Generation3En._readBoxMon(game, address)
local mon = {}
mon.personality = emu:read32(address + 0)
mon.otId = emu:read32(address + 4)
mon.nickname = game:toString(emu:readRange(address + 8, game._monNameLength))
mon.language = emu:read8(address + 18)
local flags = emu:read8(address + 19)
mon.isBadEgg = flags & 1
mon.hasSpecies = (flags >> 1) & 1
mon.isEgg = (flags >> 2) & 1
mon.otName = game:toString(emu:readRange(address + 20, game._playerNameLength))
mon.markings = emu:read8(address + 27)
local key = mon.otId ~ mon.personality
local substructSelector = {
[ 0] = {0, 1, 2, 3},
[ 1] = {0, 1, 3, 2},
[ 2] = {0, 2, 1, 3},
[ 3] = {0, 3, 1, 2},
[ 4] = {0, 2, 3, 1},
[ 5] = {0, 3, 2, 1},
[ 6] = {1, 0, 2, 3},
[ 7] = {1, 0, 3, 2},
[ 8] = {2, 0, 1, 3},
[ 9] = {3, 0, 1, 2},
[10] = {2, 0, 3, 1},
[11] = {3, 0, 2, 1},
[12] = {1, 2, 0, 3},
[13] = {1, 3, 0, 2},
[14] = {2, 1, 0, 3},
[15] = {3, 1, 0, 2},
[16] = {2, 3, 0, 1},
[17] = {3, 2, 0, 1},
[18] = {1, 2, 3, 0},
[19] = {1, 3, 2, 0},
[20] = {2, 1, 3, 0},
[21] = {3, 1, 2, 0},
[22] = {2, 3, 1, 0},
[23] = {3, 2, 1, 0},
}
local pSel = substructSelector[mon.personality % 24]
local ss0 = {}
local ss1 = {}
local ss2 = {}
local ss3 = {}
for i = 0, 2 do
ss0[i] = emu:read32(address + 32 + pSel[1] * 12 + i * 4) ~ key
ss1[i] = emu:read32(address + 32 + pSel[2] * 12 + i * 4) ~ key
ss2[i] = emu:read32(address + 32 + pSel[3] * 12 + i * 4) ~ key
ss3[i] = emu:read32(address + 32 + pSel[4] * 12 + i * 4) ~ key
end
mon.species = ss0[0] & 0xFFFF
mon.heldItem = ss0[0] >> 16
mon.experience = ss0[1]
mon.ppBonuses = ss0[2] & 0xFF
mon.friendship = (ss0[2] >> 8) & 0xFF
mon.moves = {
ss1[0] & 0xFFFF,
ss1[0] >> 16,
ss1[1] & 0xFFFF,
ss1[1] >> 16
}
mon.pp = {
ss1[2] & 0xFF,
(ss1[2] >> 8) & 0xFF,
(ss1[2] >> 16) & 0xFF,
ss1[2] >> 24
}
mon.hpEV = ss2[0] & 0xFF
mon.attackEV = (ss2[0] >> 8) & 0xFF
mon.defenseEV = (ss2[0] >> 16) & 0xFF
mon.speedEV = ss2[0] >> 24
mon.spAttackEV = ss2[1] & 0xFF
mon.spDefenseEV = (ss2[1] >> 8) & 0xFF
mon.cool = (ss2[1] >> 16) & 0xFF
mon.beauty = ss2[1] >> 24
mon.cute = ss2[2] & 0xFF
mon.smart = (ss2[2] >> 8) & 0xFF
mon.tough = (ss2[2] >> 16) & 0xFF
mon.sheen = ss2[2] >> 24
mon.pokerus = ss3[0] & 0xFF
mon.metLocation = (ss3[0] >> 8) & 0xFF
flags = ss3[0] >> 16
mon.metLevel = flags & 0x7F
mon.metGame = (flags >> 7) & 0xF
mon.pokeball = (flags >> 11) & 0xF
mon.otGender = (flags >> 15) & 0x1
flags = ss3[1]
mon.hpIV = flags & 0x1F
mon.attackIV = (flags >> 5) & 0x1F
mon.defenseIV = (flags >> 10) & 0x1F
mon.speedIV = (flags >> 15) & 0x1F
mon.spAttackIV = (flags >> 20) & 0x1F
mon.spDefenseIV = (flags >> 25) & 0x1F
-- Bit 30 is another "isEgg" bit
mon.altAbility = (flags >> 31) & 1
flags = ss3[2]
mon.coolRibbon = flags & 7
mon.beautyRibbon = (flags >> 3) & 7
mon.cuteRibbon = (flags >> 6) & 7
mon.smartRibbon = (flags >> 9) & 7
mon.toughRibbon = (flags >> 12) & 7
mon.championRibbon = (flags >> 15) & 1
mon.winningRibbon = (flags >> 16) & 1
mon.victoryRibbon = (flags >> 17) & 1
mon.artistRibbon = (flags >> 18) & 1
mon.effortRibbon = (flags >> 19) & 1
mon.marineRibbon = (flags >> 20) & 1
mon.landRibbon = (flags >> 21) & 1
mon.skyRibbon = (flags >> 22) & 1
mon.countryRibbon = (flags >> 23) & 1
mon.nationalRibbon = (flags >> 24) & 1
mon.earthRibbon = (flags >> 25) & 1
mon.worldRibbon = (flags >> 26) & 1
mon.eventLegal = (flags >> 27) & 0x1F
return mon
end
function Generation3En._readPartyMon(game, address)
local mon = game:_readBoxMon(address)
mon.status = emu:read32(address + 80)
mon.level = emu:read8(address + 84)
mon.mail = emu:read32(address + 85)
mon.hp = emu:read16(address + 86)
mon.maxHP = emu:read16(address + 88)
mon.attack = emu:read16(address + 90)
mon.defense = emu:read16(address + 92)
mon.speed = emu:read16(address + 94)
mon.spAttack = emu:read16(address + 96)
mon.spDefense = emu:read16(address + 98)
return mon
end
local gameRBEn = Generation1En:new{
name="Red/Blue (USA)",
_party=0xd16b,
_partyCount=0xd163,
_partyNames=0xd2b5,
_partyOt=0xd273,
_speciesNameTable=0x1c21e,
_speciesIndex=0x41024,
}
local gameYellowEn = Generation1En:new{
name="Yellow (USA)",
_party=0xd16a,
_partyCount=0xd162,
_partyNames=0xd2b4,
_partyOt=0xd272,
_speciesNameTable=0xe8000,
_speciesIndex=0x410b1,
}
local gameGSEn = Generation2En:new{
name="Gold/Silver (USA)",
_party=0xda2a,
_partyCount=0xda22,
_partyNames=0xdb8c,
_partyOt=0xdb4a,
_speciesNameTable=0x1b0b6a,
}
local gameCrystalEn = Generation2En:new{
name="Crystal (USA)",
_party=0xdcdf,
_partyCount=0xdcd7,
_partyNames=0xde41,
_partyOt=0xddff,
_speciesNameTable=0x5337a,
}
local gameRubyEn = Generation3En:new{
name="Ruby (USA)",
_party=0x3004360,
_partyCount=0x3004350,
_speciesNameTable=0x1f716c,
}
local gameRubyEnR1 = Generation3En:new{
name="Ruby (USA)",
_party=0x3004360,
_partyCount=0x3004350,
_speciesNameTable=0x1f7184,
}
local gameSapphireEn = Generation3En:new{
name="Sapphire (USA)",
_party=0x3004360,
_partyCount=0x3004350,
_speciesNameTable=0x1f70fc,
}
local gameSapphireEnR1 = Generation3En:new{
name="Sapphire (USA)",
_party=0x3004360,
_partyCount=0x3004350,
_speciesNameTable=0x1f7114,
}
local gameEmeraldEn = Generation3En:new{
name="Emerald (USA)",
_party=0x20244ec,
_partyCount=0x20244e9,
_speciesNameTable=0x3185c8,
}
local gameFireRedEn = Generation3En:new{
name="FireRed (USA)",
_party=0x2024284,
_partyCount=0x2024029,
_speciesNameTable=0x245ee0,
}
local gameFireRedEnR1 = gameFireRedEn:new{
name="FireRed (USA) (Rev 1)",
_speciesNameTable=0x245f50,
}
local gameLeafGreenEn = Generation3En:new{
name="LeafGreen (USA)",
_party=0x2024284,
_partyCount=0x2024029,
_speciesNameTable=0x245ebc,
}
local gameLeafGreenEnR1 = gameLeafGreenEn:new{
name="LeafGreen (USA)",
_party=0x2024284,
_partyCount=0x2024029,
_speciesNameTable=0x245f2c,
}
gameCodes = {
["DMG-AAUE"]=gameGSEn, -- Gold
["DMG-AAXE"]=gameGSEn, -- Silver
["CGB-BYTE"]=gameCrystalEn,
["AGB-AXVE"]=gameRubyEn,
["AGB-AXPE"]=gameSapphireEn,
["AGB-BPEE"]=gameEmeraldEn,
["AGB-BPRE"]=gameFireRedEn,
["AGB-BPGE"]=gameLeafGreenEn,
}
-- These versions have slight differences and/or cannot be uniquely
-- identified by their in-header game codes, so fall back on a CRC32
gameCrc32 = {
[0x9f7fdd53] = gameRBEn, -- Red
[0xd6da8a1a] = gameRBEn, -- Blue
[0x7d527d62] = gameYellowEn,
[0x84ee4776] = gameFireRedEnR1,
[0xdaffecec] = gameLeafGreenEnR1,
[0x61641576] = gameRubyEnR1, -- Rev 1
[0xaeac73e6] = gameRubyEnR1, -- Rev 2
[0xbafedae5] = gameSapphireEnR1, -- Rev 1
[0x9cc4410e] = gameSapphireEnR1, -- Rev 2
}
function printPartyStatus(game, buffer)
buffer:clear()
for _, mon in ipairs(game:getParty()) do
buffer:print(string.format("%-10s (Lv%3i %10s): %3i/%3i\n",
mon.nickname,
mon.level,
game:getSpeciesName(mon.species),
mon.hp,
mon.maxHP))
end
end
function detectGame()
local checksum = 0
for i, v in ipairs({emu:checksum(C.CHECKSUM.CRC32):byte(1, 4)}) do
checksum = checksum * 256 + v
end
game = gameCrc32[checksum]
if not game then
game = gameCodes[emu:getGameCode()]
end
if not game then
console:error("Unknown game!")
else
console:log("Found game: " .. game.name)
if not partyBuffer then
partyBuffer = console:createBuffer("Party")
end
end
end
function updateBuffer()
if not game or not partyBuffer then
return
end
printPartyStatus(game, partyBuffer)
end
callbacks:add("start", detectGame)
callbacks:add("frame", updateBuffer)
if emu then
detectGame()
end