/// <summary> /// Yields an enumerable list of seeds until another valid PID breaks the chain. /// </summary> /// <param name="pidiv">Seed and RNG data</param> /// <param name="info">Verification information</param> /// <param name="form">Unown Form lock value</param> /// <returns>Seed information data, which needs to be unrolled once for the nature call.</returns> public static IEnumerable <SeedInfo> GetSeedsUntilUnownForm(PIDIV pidiv, FrameGenerator info, int form) { var seed = pidiv.OriginSeed; yield return(new SeedInfo(seed)); var s1 = seed; var s2 = RNG.LCRNG.Prev(s1); while (true) { var a = s2 >> 16; var b = s1 >> 16; // PID is in reverse for FRLG Unown var pid = a << 16 | b; // Process Conditions if (PKX.GetUnownForm(pid) == form) // matches form, does it match nature? { switch (VerifyPIDCriteria(pid, info)) { case LockInfo.Pass: // yes yield break; } } s1 = RNG.LCRNG.Prev(s2); s2 = RNG.LCRNG.Prev(s1); yield return(new SeedInfo(s1)); } }