private static unsafe int Grisu2(double value, char *buffer, out int K)
{
DiyFp diyFp = new DiyFp(value);
DiyFp minus;
DiyFp plus;
diyFp.NormalizedBoundaries(out minus, out plus);
DiyFp cachedPower = GetCachedPower(plus.e, out K);
DiyFp w = diyFp.Normalize() * cachedPower;
DiyFp mp = plus * cachedPower;
DiyFp diyFp2 = minus * cachedPower;
diyFp2.f++;
mp.f--;
return(DigitGen(w, mp, mp.f - diyFp2.f, buffer, ref K));
}
