/// <summary>
/// Evaluates the term (as well as the dice expression), returning the sum of the highest n
/// rolls in the dice term.
/// </summary>
/// <param name="rng">The rng to use -- passed to the dice term being operated on.</param>
/// <returns>
/// The sum of the highest n rolls of the dice term being operated on, where n is equal to
/// the value of the keep variable taken in the constructor.
/// </returns>
public int GetResult(IGenerator rng)
{
int keepVal = keep.GetResult(rng);
if (keepVal < 0)
{
throw new Exceptions.InvalidChooseException();
}
diceTerm.GetResult(rng); // Roll so we can check chooses
if (keepVal > diceTerm.LastMultiplicity)
{
throw new Exceptions.InvalidChooseException();
}
return(diceTerm.DiceResults.OrderByDescending(value => value).Take(keepVal).Sum());
}
/// <summary>
/// Evaluates the term (as well as the dice expression), returning the sum of the highest n
/// rolls in the dice term.
/// </summary>
/// <param name="rng">The rng to use -- passed to the dice term being operated on.</param>
/// <returns>
/// The sum of the highest n rolls of the dice term being operated on, where n is equal to
/// the value of the keep variable taken in the constructor.
/// </returns>
public int GetResult(IEnhancedRandom rng)
{
var keepVal = Keep.GetResult(rng);
if (keepVal < 0)
{
throw new InvalidChooseException();
}
DiceTerm.GetResult(rng); // Roll so we can check chooses
if (keepVal > DiceTerm.LastMultiplicity)
{
throw new InvalidChooseException();
}
return(DiceTerm.DiceResults.OrderByDescending(value => value).Take(keepVal).Sum());
}