public static bool TryRunSingle(float value, int requestedDigits, ref NumberBuffer number)
{
float v = float.IsNegative(value) ? -value : value;
Debug.Assert(v > 0);
Debug.Assert(float.IsFinite(v));
int length;
int decimalExponent;
bool result;
if (requestedDigits == -1)
{
DiyFp w = DiyFp.CreateAndGetBoundaries(v, out DiyFp boundaryMinus, out DiyFp boundaryPlus).Normalize();
result = TryRunShortest(in boundaryMinus, in w, in boundaryPlus, number.Digits, out length, out decimalExponent);
}
else
{
DiyFp w = new DiyFp(v).Normalize();
result = TryRunCounted(in w, requestedDigits, number.Digits, out length, out decimalExponent);
}
if (result)
{
Debug.Assert((requestedDigits == -1) || (length == requestedDigits));
number.Scale = length + decimalExponent;
number.Digits[length] = (byte)('\0');
number.DigitsCount = length;
}
return(result);
}
public static bool TryRunDouble(double value, int requestedDigits, ref NumberBuffer number)
{
var v = value.IsNegative() ? -value : value;
Debug.Assert(v > 0);
Debug.Assert(v.IsFinite());
int length;
int decimalExponent;
bool result;
if (requestedDigits == -1)
{
var w = DiyFp.CreateAndGetBoundaries(v, out var boundaryMinus, out var boundaryPlus).Normalize();
result = TryRunShortest(in boundaryMinus, in w, in boundaryPlus, number.DigitsMut, out length, out decimalExponent);
}
else
{
var w = new DiyFp(v).Normalize();
result = TryRunCounted(in w, requestedDigits, number.DigitsMut, out length, out decimalExponent);
}
if (!result)
{
return(result);
}
Debug.Assert(requestedDigits == -1 || length == requestedDigits);
number.Scale = length + decimalExponent;
number.DigitsMut[length] = (byte)'\0';
number.DigitsCount = length;
return(result);
}
