public FrequencyElementGenerator(IEnumerable <T> elements, IRandom random)
{
elements.ThrowIfNull("elements");
var counts = new Dictionary <T, float>();
foreach (var element in elements)
{
if (counts.ContainsKey(element))
{
counts[element]++;
}
else
{
counts[element] = 1;
}
}
var indexGenerator = new FrequencyIntGenerator(counts.Values, random);
elementGenerator = new ListSelectorGenerator <T>(counts.Keys, indexGenerator);
}
public RandomElementGenerator(IEnumerable <T> list, IRandom random)
{
list.ThrowIfNull("list");
generator = new ListSelectorGenerator <T>(list, new UniformIntGenerator(list.Count(), random));
}