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/*
* Copyright (C) 2017 hatkirby
*
* This software may be modified and distributed under the terms
* of the MIT license. See the LICENSE file for details.
*/
#include "serialize.h"
#include "gamedata.h"
#include "link.h"
#include "basestats.h"
#include "exptables.h"
#include "dexorder.h"
#include "sha2.h"
u32 CalculateStat(
u8 base,
u32 iv,
u8 ev,
u8 level,
u8 statIndex,
u8 nature)
{
u32 n = (((2 * base + iv + ev / 4) * level) / 100) + 5;
u8 naturePlus = (nature / 5);
u8 natureMinus = (nature % 5);
if (naturePlus != natureMinus)
{
if (statIndex == naturePlus)
{
return (u32)(n * 110) / 100;
} else if (statIndex == natureMinus)
{
return (u32)(n * 90) / 100;
}
}
return n;
}
void PokemonIntermediateInit(
struct PokemonIntermediate* pki,
struct BoxPokemon* bpkm,
u16 trainerId,
u16 secretId)
{
DecryptBoxPokemon(bpkm);
struct PokemonSubstruct0* sub0 = GetBoxPokemonSubstruct0(bpkm);
struct PokemonSubstruct1* sub1 = GetBoxPokemonSubstruct1(bpkm);
struct PokemonSubstruct2* sub2 = GetBoxPokemonSubstruct2(bpkm);
struct PokemonSubstruct3* sub3 = GetBoxPokemonSubstruct3(bpkm);
u32 identifier[3];
identifier[0] = bpkm->otId; // original trainer
identifier[1] = bpkm->personality; // personality value
identifier[2] = ((const u32*)sub3)[1]; // IVs (plus two non-random bits)
sha224(
(const unsigned char*)identifier,
12,
(unsigned char*)pki->key);
const struct SmallBaseStats* baseStats = BaseStatsForSpecies(sub0->species);
for (int i=0; i<POKEMON_NAME_LENGTH; i++)
{
pki->nickname[i] = bpkm->nickname[i];
}
for (int i=0; i<OT_NAME_LENGTH; i++)
{
pki->otName[i] = bpkm->otName[i];
}
pki->otId = bpkm->otId & 0x0000FFFF;
pki->otGender = sub3->otGender;
pki->species = gSpeciesToNationalPokedexNum[sub0->species - 1];
pki->heldItem = sub0->heldItem;
pki->experience = sub0->experience;
pki->moves[0] = sub1->moves[0];
pki->moves[1] = sub1->moves[1];
pki->moves[2] = sub1->moves[2];
pki->moves[3] = sub1->moves[3];
pki->ppBonuses = sub0->ppBonuses;
pki->metLevel = sub3->metLevel;
pki->metLocation = sub3->metLocation;
pki->pokeball = sub3->pokeball;
pki->altAbility = sub3->altAbility;
pki->language = bpkm->language & 3;
// Derive nature from the personality value.
pki->nature = (bpkm->personality % 25);
// Derive gender from the personality value.
int genderThreshold = baseStats->genderRatio;
if ((genderThreshold == 0) || (genderThreshold == 255))
{
pki->gender = 0;
} else if (genderThreshold == 254)
{
pki->gender = 1;
} else {
u8 genderDeterminer = bpkm->personality & 0x000000FF;
if (genderDeterminer >= genderThreshold)
{
pki->gender = 0;
} else {
pki->gender = 1;
}
}
// Determine shininess from the personality value.
u16 shinyDeterminer =
(trainerId)
^ (secretId)
^ ((bpkm->personality >> 16) & 0x0000FFFF)
^ (bpkm->personality & 0x0000FFFF);
if (shinyDeterminer < 8)
{
pki->shiny = 1;
} else {
pki->shiny = 0;
}
// Determine Unown letter from the personality value.
if (sub0->species == UNOWN_SPECIES_INDEX)
{
u8 unownDeterminer =
((bpkm->personality & 0x07000000) >> 18)
| ((bpkm->personality & 0x00070000) >> 12)
| ((bpkm->personality & 0x00000700) >> 6)
| (bpkm->personality & 0x00000007);
pki->unownLetter = (unownDeterminer % 28);
}
// Calculate level from experience.
pki->level = 1;
const u32* expTable = gExperienceTables[baseStats->growthRate];
while ((pki->level <= 100) && (expTable[pki->level] <= sub0->experience))
{
pki->level++;
}
pki->level--;
// Calculate stats.
if (sub0->species == SHEDINJA_SPECIES_INDEX)
{
pki->hp = 1;
} else {
u32 n = 2 * baseStats->baseHP + sub3->hpIV;
pki->hp = (((n + sub2->hpEV / 4) * pki->level) / 100) + pki->level + 10;
}
pki->attack = CalculateStat(
baseStats->baseAttack,
sub3->attackIV,
sub2->attackEV,
pki->level,
0,
pki->nature);
pki->defense = CalculateStat(
baseStats->baseDefense,
sub3->defenseIV,
sub2->defenseEV,
pki->level,
1,
pki->nature);
pki->speed = CalculateStat(
baseStats->baseSpeed,
sub3->speedIV,
sub2->speedEV,
pki->level,
2,
pki->nature);
pki->spAttack = CalculateStat(
baseStats->baseSpAttack,
sub3->spAttackIV,
sub2->spAttackEV,
pki->level,
3,
pki->nature);
pki->spDefense = CalculateStat(
baseStats->baseSpDefense,
sub3->spDefenseIV,
sub2->spDefenseEV,
pki->level,
4,
pki->nature);
// Approximate the values of the contest conditions.
pki->cool = ((u16)(sub2->cool) * 10) / 255;
pki->beauty = ((u16)(sub2->beauty) * 10) / 255;
pki->cute = ((u16)(sub2->cute) * 10) / 255;
pki->smart = ((u16)(sub2->smart) * 10) / 255;
pki->tough = ((u16)(sub2->tough) * 10) / 255;
pki->sheen = ((u16)(sub2->sheen) * 10) / 255;
// Determine Pokerus status.
if (sub3->pokerus & 0xF0)
{
if (sub3->pokerus & 0x0F)
{
pki->pokerus = 1;
} else {
pki->pokerus = 2;
}
} else {
pki->pokerus = 0;
}
EncryptBoxPokemon(bpkm);
}
void PokemonIntermediateStream(struct PokemonIntermediate* pki)
{
u32* raw = (u32*)pki;
for (int i=0; i<(sizeof(struct PokemonIntermediate)/4); i++)
{
directSendU32(raw[i]);
}
}
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