SobolSampler.h

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//* This file is part of the MOOSE framework
//* https://www.mooseframework.org
//*
//* All rights reserved, see COPYRIGHT for full restrictions
//* https://github.com/idaholab/moose/blob/master/COPYRIGHT
//*
//* Licensed under LGPL 2.1, please see LICENSE for details
//* https://www.gnu.org/licenses/lgpl-2.1.html

#pragma once

#include "Sampler.h"

class SobolSampler : public Sampler
{
public:
  static InputParameters validParams();

  SobolSampler(const InputParameters & parameters);

  bool resample() const { return _resample; }

protected:
  virtual Real computeSample(dof_id_type row_index, dof_id_type col_index) override;

  virtual LocalRankConfig constructRankConfig(bool batch_mode) const override;

  std::vector<Real> _row_a;
  std::vector<Real> _row_b;

  Sampler & _sampler_a;

  Sampler & _sampler_b;

  const bool & _resample;

private:
  const dof_id_type _num_matrices;
};