def mutate

unified-nsga-iii@0.2.2.0 · polynomial_mutation.bend:180

import Base
import unified-nsga-iii@0.2.2.0/individual.bend as Ind
import unified-nsga-iii@0.2.2.0/bounds.bend as Bounds
import unified-nsga-iii@0.2.2.0/rng.bend as Rng
import unified-nsga-iii@0.2.2.0/util.bend as Util

180def mutate(
181  +op: Poly,
182  +ind: Ind.Individual,
183  +box: Bounds.Box,
184  rng: Rng.State,
185  +p: F32
186) -> Rng.State & Ind.Individual:
187  start_or_copy(eta(op), box, rng, ind, p, Ind.n_var(ind), Util.f32_is_zero(p))