public static void ApplyDetails(PKM pk, EncounterCriteria criteria, Shiny shiny = Shiny.FixedValue, int flawless = -1)
{
if (shiny == Shiny.FixedValue)
{
shiny = criteria.Shiny is Shiny.Random or Shiny.Never ? Shiny.Never : Shiny.Always;
}
if (flawless == -1)
{
flawless = 0;
}
int ctr = 0;
const int maxAttempts = 50_000;
var rnd = Util.Rand;
do
{
ulong s0 = Util.Rand32(rnd) | (ulong)Util.Rand32(rnd) << 32;
ulong s1 = Util.Rand32(rnd) | (ulong)Util.Rand32(rnd) << 32;
var xors = new XorShift128(s0, s1);
if (TryApplyFromSeed(pk, criteria, shiny, flawless, xors))
{
return;
}
} while (++ctr != maxAttempts);
{
ulong s0 = Util.Rand32(rnd) | (ulong)Util.Rand32(rnd) << 32;
ulong s1 = Util.Rand32(rnd) | (ulong)Util.Rand32(rnd) << 32;
var xors = new XorShift128(s0, s1);
TryApplyFromSeed(pk, EncounterCriteria.Unrestricted, shiny, flawless, xors);
}
}
void SetRandomType(RandomType next)
{
_randomType = next;
for (int i = 0; i < ThreadCount; i++)
{
switch (_randomType)
{
case RandomType.XorShift128: _randoms[i] = new XorShift128(i); break;
case RandomType.XorShift64: _randoms[i] = new XorShift64(i); break;
case RandomType.XorShift32: _randoms[i] = new XorShift32(i); break;
case RandomType.Mwc32: _randoms[i] = new Mwc32(i); break;
case RandomType.Mwc64: _randoms[i] = new Mwc64(i); break;
case RandomType.Standard: _randoms[i] = new Standard(i); break;
case RandomType.BadLcg: _randoms[i] = new BadLcg(i); break;
case RandomType.PopularLcg: _randoms[i] = new PopularLcg(i); break;
case RandomType.MinStd: _randoms[i] = new MinStd(i); break;
}
}
}
/// <summary>
/// コンストラクター
/// </summary>
private RandXorShift()
{
for (int i = 0; i < rndArray.Length; ++i) {
rndArray [i] = new XorShift128 (1);
}
Seed (1);
Enable (true);
}
/// <summary>
/// コンストラクター
/// </summary>
private RandXorShift()
{
for (int i = 0; i < rndArray.Length; ++i)
{
rndArray [i] = new XorShift128(1);
}
Seed(1);
Enable(true);
}
private static int GetFramesForward(ulong s0, ulong s1, ulong n0, ulong n1, int loop)
{
var rand = new XorShift128(s0, s1);
for (int i = 0; i < loop; i++)
{
_ = rand.Next();
if (rand.GetState64() == (n0, n1))
{
return(i);
}
}
return(-1);
}
public static bool TryApplyFromSeed(PKM pk, EncounterCriteria criteria, Shiny shiny, int flawless, XorShift128 xors, AbilityPermission ability)
{
// Encryption Constant
pk.EncryptionConstant = xors.NextUInt();
// PID
var fakeTID = xors.NextUInt(); // fakeTID
var pid = xors.NextUInt();
pid = GetRevisedPID(fakeTID, pid, pk);
if (shiny == Shiny.Never)
{
if (GetIsShiny(pk.TID, pk.SID, pid))
{
return(false);
}
}
else if (shiny != Shiny.Random)
{
if (!GetIsShiny(pk.TID, pk.SID, pid))
{
return(false);
}
if (shiny == Shiny.AlwaysSquare && pk.ShinyXor != 0)
{
return(false);
}
if (shiny == Shiny.AlwaysStar && pk.ShinyXor == 0)
{
return(false);
}
}
pk.PID = pid;
// Check IVs: Create flawless IVs at random indexes, then the random IVs for not flawless.
Span <int> ivs = stackalloc[] { UNSET, UNSET, UNSET, UNSET, UNSET, UNSET };
const int MAX = 31;
var determined = 0;
while (determined < flawless)
{
var idx = (int)xors.NextUInt(6);
if (ivs[idx] != UNSET)
{
continue;
}
ivs[idx] = 31;
determined++;
}
for (var i = 0; i < ivs.Length; i++)
{
if (ivs[i] == UNSET)
{
ivs[i] = xors.NextInt(0, MAX + 1);
}
}
if (!criteria.IsIVsCompatible(ivs, 8))
{
return(false);
}
pk.IV_HP = ivs[0];
pk.IV_ATK = ivs[1];
pk.IV_DEF = ivs[2];
pk.IV_SPA = ivs[3];
pk.IV_SPD = ivs[4];
pk.IV_SPE = ivs[5];
// Ability
var n = ability switch
{
AbilityPermission.Any12 => (int)xors.NextUInt(2),
AbilityPermission.Any12H => (int)xors.NextUInt(3),
_ => (int)ability >> 1,
};
pk.SetAbilityIndex(n);
// Gender (skip this if gender is fixed)
var genderRatio = PersonalTable.BDSP.GetFormEntry(pk.Species, pk.Form).Gender;
if (genderRatio == PersonalInfo.RatioMagicGenderless)
{
pk.Gender = 2;
}
else if (genderRatio == PersonalInfo.RatioMagicMale)
{
pk.Gender = 0;
}
else if (genderRatio == PersonalInfo.RatioMagicFemale)
{
pk.Gender = 1;
}
else
{
var next = (((int)xors.NextUInt(253) + 1 < genderRatio) ? 1 : 0);
if (criteria.Gender is 0 or 1 && next != criteria.Gender)
{
return(false);
}
pk.Gender = next;
}
if (criteria.Nature is Nature.Random)
{
pk.Nature = (int)xors.NextUInt(25);
}
else // Skip nature, assuming Synchronize
{
pk.Nature = (int)criteria.Nature;
}
pk.StatNature = pk.Nature;
// Remainder
var scale = (IScaledSize)pk;
scale.HeightScalar = (byte)((int)xors.NextUInt(0x81) + (int)xors.NextUInt(0x80));
scale.WeightScalar = (byte)((int)xors.NextUInt(0x81) + (int)xors.NextUInt(0x80));
// Item, don't care
return(true);
}
} // = default();
public PerlinNoise(int seed)
{
this.rand = new XorShift128((uint)seed);
SetSeed((uint)seed);
}
/* Constructor */
public PerlinNoise()
{
this.rand = new XorShift128();
SetSeed(rand.Next());
} // = default();
