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// Copyright 2018-2020 argmin developers // // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or // http://apache.org/licenses/LICENSE-2.0> or the MIT license <LICENSE-MIT or // http://opensource.org/licenses/MIT>, at your option. This file may not be // copied, modified, or distributed except according to those terms. /// Perturbation Vector for the accelerated computation of the Jacobian. #[derive(Clone, Default)] pub struct PerturbationVector { /// x indices pub x_idx: Vec<usize>, /// correspoding function indices pub r_idx: Vec<Vec<usize>>, } impl PerturbationVector { /// Create a new empty `PerturbationVector` pub fn new() -> Self { PerturbationVector { x_idx: vec![], r_idx: vec![], } } /// Add an index `x_idx` and the corresponding function indices `r_idx` pub fn add(mut self, x_idx: usize, r_idx: Vec<usize>) -> Self { self.x_idx.push(x_idx); self.r_idx.push(r_idx); self } } /// A collection of `PerturbationVector`s pub type PerturbationVectors = Vec<PerturbationVector>;