/// <summary>
/// Produces a contiguous sequence if integer values
/// </summary>
/// <param name="start">Start value, inclusive</param>
/// <param name="count">Number of values to produce</param>
/// <param name="random">A random source</param>
/// <returns></returns>
public static IList<int> Range(int start, int count, AbstractRandomNumberGenerator random)
{
if (count < 0)
{
var message = String.Format("Count {0} cannot be less than 0.", count);
throw new ArgumentException(message);
}
var result = Enumerable.Range(start, count).ToList();
for (var i = 0; i < count; i++)
{
var newPosition = random.Next(0, count);
var displacedValue = result[newPosition];
result[newPosition] = result[i];
result[i] = displacedValue;
}
for (var i = 0; i < count; i++)
{
var newPosition = random.Next(0, count);
var displacedValue = result[newPosition];
result[newPosition] = result[i];
result[i] = displacedValue;
}
return result;
}
/// <summary>
/// Produces a contiguous sequence if integer values
/// </summary>
/// <param name="start">Start value, inclusive</param>
/// <param name="end">Ending value, inclusive</param>
/// <param name="random">A random source</param>
/// <returns></returns>
public static IList<int> From(int start, int end, AbstractRandomNumberGenerator random)
{
if (end < start)
{
var message = String.Format("Start {0} cannot be less than end {1}.", start, end);
throw new ArgumentException(message);
}
return Range(start, end - start, random);
}
