private static DdReal Add_Norm(DdReal left, DdReal right)
{
(double s1, double s2) = MathHelper.TwoSum(left.High, right.High);
(double t1, double t2) = MathHelper.TwoSum(left.High, right.High);
s2 += t1;
(s1, s2) = MathHelper.QuickTwoSum(s1, s2);
s2 += t2;
return(MathHelper.QuickTwoSumD(s1, s2));
}
private void DoTest(DdReal left, DdReal right,
Func <QdReal, QdReal, QdReal> expected,
Func <QdReal, DdReal, QdReal> opLeft,
Func <DdReal, QdReal, QdReal> opRight,
Func <QdReal, QdReal, QdReal> methBoth,
Func <QdReal, DdReal, QdReal> methLeft,
Func <QdReal, QdReal, QdReal> methSloppy
)
{
var expect = expected(left, right);
Assert.Equal(expect[0], opLeft(left, right)[0]);
Assert.Equal(expect[0], opRight(left, right)[0]);
Assert.Equal(expect[0], methBoth(left, right)[0]);
Assert.Equal(expect[0], methLeft(left, right)[0]);
Assert.Equal(expect[0], methSloppy(left, right)[0]);
}
public DdReal Current()
{
return(DdReal.Add(a, b));
}
public QdRealConversionData() : base(v => new QdReal(v))
{
// also check conversions between QdReal and DdReal
Add(QdReal.One, typeof(DdReal), DdReal.One);
Add((QdReal)DdReal.Divide(1, 7), typeof(DdReal), DdReal.Divide(1, 7));
}
