pub struct Island<G, F = f64>where
G: EvolutionaryGenome,
F: FitnessValue,{
pub index: usize,
pub population: Population<G, F>,
pub best: Option<Individual<G, F>>,
pub generation: usize,
pub evaluations: usize,
}Expand description
State of a single island
Fields§
§index: usizeIsland index
population: Population<G, F>Current population
best: Option<Individual<G, F>>Best individual found on this island
generation: usizeCurrent generation (local to island)
evaluations: usizeTotal fitness evaluations on this island
Implementations§
Source§impl<G, F> Island<G, F>where
G: EvolutionaryGenome,
F: FitnessValue,
impl<G, F> Island<G, F>where
G: EvolutionaryGenome,
F: FitnessValue,
Sourcepub fn new<R: Rng>(
index: usize,
size: usize,
bounds: &MultiBounds,
rng: &mut R,
) -> Self
pub fn new<R: Rng>( index: usize, size: usize, bounds: &MultiBounds, rng: &mut R, ) -> Self
Create a new island with a random population
Sourcepub fn with_population(index: usize, population: Population<G, F>) -> Self
pub fn with_population(index: usize, population: Population<G, F>) -> Self
Create an island with an existing population
Sourcepub fn evolve_one_generation<Fit, Sel, Cross, Mut, R>(
&mut self,
fitness: &Fit,
selection: &Sel,
crossover: &Cross,
mutation: &Mut,
elitism: usize,
rng: &mut R,
) -> EvoResult<()>where
Fit: Fitness<Genome = G, Value = F>,
Sel: SelectionOperator<G>,
Cross: CrossoverOperator<G>,
Mut: MutationOperator<G>,
R: Rng,
pub fn evolve_one_generation<Fit, Sel, Cross, Mut, R>(
&mut self,
fitness: &Fit,
selection: &Sel,
crossover: &Cross,
mutation: &Mut,
elitism: usize,
rng: &mut R,
) -> EvoResult<()>where
Fit: Fitness<Genome = G, Value = F>,
Sel: SelectionOperator<G>,
Cross: CrossoverOperator<G>,
Mut: MutationOperator<G>,
R: Rng,
Run one generation of evolution on this island
Sourcepub fn get_emigrants<R: Rng>(
&self,
policy: &MigrationPolicy,
rng: &mut R,
) -> Vec<Individual<G, F>>
pub fn get_emigrants<R: Rng>( &self, policy: &MigrationPolicy, rng: &mut R, ) -> Vec<Individual<G, F>>
Get emigrants for migration (individuals leaving this island)
Sourcepub fn accept_immigrants<R: Rng>(
&mut self,
immigrants: Vec<Individual<G, F>>,
policy: &MigrationPolicy,
rng: &mut R,
)
pub fn accept_immigrants<R: Rng>( &mut self, immigrants: Vec<Individual<G, F>>, policy: &MigrationPolicy, rng: &mut R, )
Accept immigrants (individuals coming to this island)
Auto Trait Implementations§
impl<G, F> Freeze for Island<G, F>
impl<G, F> RefUnwindSafe for Island<G, F>where
G: RefUnwindSafe,
F: RefUnwindSafe,
impl<G, F> Send for Island<G, F>
impl<G, F> Sync for Island<G, F>
impl<G, F> Unpin for Island<G, F>
impl<G, F> UnsafeUnpin for Island<G, F>where
G: UnsafeUnpin,
F: UnsafeUnpin,
impl<G, F> UnwindSafe for Island<G, F>where
G: UnwindSafe,
F: UnwindSafe,
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self into a Left variant of Either<Self, Self>
if into_left is true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self into a Left variant of Either<Self, Self>
if into_left(&self) returns true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read more§impl<T> Pointable for T
impl<T> Pointable for T
§impl<SS, SP> SupersetOf<SS> for SPwhere
SS: SubsetOf<SP>,
impl<SS, SP> SupersetOf<SS> for SPwhere
SS: SubsetOf<SP>,
§fn to_subset(&self) -> Option<SS>
fn to_subset(&self) -> Option<SS>
The inverse inclusion map: attempts to construct
self from the equivalent element of its
superset. Read more§fn is_in_subset(&self) -> bool
fn is_in_subset(&self) -> bool
Checks if
self is actually part of its subset T (and can be converted to it).§fn to_subset_unchecked(&self) -> SS
fn to_subset_unchecked(&self) -> SS
Use with care! Same as
self.to_subset but without any property checks. Always succeeds.§fn from_subset(element: &SS) -> SP
fn from_subset(element: &SS) -> SP
The inclusion map: converts
self to the equivalent element of its superset.