/// <summary>
/// Create a new genome by combining two genomes.
/// </summary>
/// <param name="a"></param>
/// <param name="b"></param>
/// <returns></returns>
public static TankGenome CrossOver(TankGenome a, TankGenome b)
{
if (a == null || b == null)
{
throw new ArgumentNullException(a == null ? "a" : "b");
}
var result = new TankGenome();
var points = TotalAttributePoints;
// populate the attributes with the minimum value from each parent
foreach (var attribute in Attributes)
{
var value = Math.Min(a.GetAttribute(attribute),
b.GetAttribute(attribute));
result.m_attributes[attribute] = value;
points -= value;
}
// distribute the remaining points
while (points > 0)
{
result.m_attributes[result.GetRandomAttribute(false, true, null)]++;
points--;
}
result.GenomeType = GenomeType.CrossOver;
Debug.Assert(result.Validate());
return(result);
}
