Struct RouletteSelectorIndividual

pub struct RouletteSelectorIndividual<T, const R: usize> { /* private fields */ }

Trait Implementations

impl<T: Debug, const R: usize> Debug for RouletteSelectorIndividual<T, R>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<T, const R: usize> EachCrateIndividual for RouletteSelectorIndividual<T, R>

type Item = T

fn new(individual: &Rc<Individual<T>>) -> Self

Make individual from base individual.

fn get_id(&self) -> usize

Get an id of this individual.

fn get_value(&self) -> &T

Get a value of this individual.

fn get_individual(&self) -> &Individual<T>

Get this individual.

impl<T, const R: usize> SelectorIndividualTrait<R> for RouletteSelectorIndividual<T, R>

type Err = SelectorError

An error of selector. This is occurred when bad scores are given to this.

fn selected_ids<'a, U>( group: U, _scores: HashMap<usize, usize>, ) -> Result<HashSet<usize>, Self::Err>

where U: IntoIterator<Item = &'a Self>, Self: 'a,

Select individuals. Return ids of selected individuals.