Struct vrp_core::solver::mutation::RuinAndRecreateMutation

pub struct RuinAndRecreateMutation {
    pub ruin: Box<dyn Ruin + Send + Sync>,
    pub recreate: Box<dyn Recreate + Send + Sync>,
}

A mutation operator based on ruin and recreate principle.

Fields

ruin: Box<dyn Ruin + Send + Sync>

A ruin method.

recreate: Box<dyn Recreate + Send + Sync>

A recreate method.

Implementations

impl RuinAndRecreateMutation

pub fn new(
    recreate: Box<dyn Recreate + Send + Sync>,
    ruin: Box<dyn Ruin + Send + Sync>
) -> Self

Creates a new instance of RuinAndRecreateMutation using given ruin and recreate methods.

pub fn new_from_problem(problem: Arc<Problem>) -> Self

Creates a new instance of RuinAndRecreateMutation using default ruin and recreate methods.

Trait Implementations

impl Mutation for RuinAndRecreateMutation

fn mutate(
    &self,
    refinement_ctx: &RefinementContext,
    insertion_ctx: InsertionContext
) -> InsertionContext

Changes given refinement context and consumes passed insertion context. Returns an insertion context with potentially new feasible solution.