public static double copySign(double magnitude, double sign)
{
// The highest order bit is going to be zero if the
// highest order bit of m and s is the same and one otherwise.
// So (m^s) will be positive if both m and s have the same sign
// and negative otherwise.
long m = JDouble.doubleToRawLongBits(magnitude); // don't care about NaN
long s = JDouble.doubleToRawLongBits(sign);
if ((m ^ s) >= 0)
{
return(magnitude);
}
return(-magnitude); // flip sign
}
internal JavaDouble(JDouble _enclosing)
: base(_enclosing)
{
this._enclosing = _enclosing;
}
