/// <summary> Creates a cost matrix that is a copy of another.
///
/// </summary>
/// <param name="toCopy">the matrix to copy.
/// </param>
public CostMatrix(CostMatrix toCopy):base(toCopy.size(), toCopy.size())
{
for (int x = 0; x < toCopy.size(); x++)
for (int y = 0; y < toCopy.size(); y++)
setXmlElement(x, y, toCopy.getXmlElement(x, y));
}
