ResidualPreconditioner.hpp

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#pragma once
 
#include <Eigen/Core>
#include <string>
#include "acceleration/impl/Preconditioner.hpp"
#include "logging/Logger.hpp"
 
namespace precice::acceleration::impl {

class ResidualPreconditioner : public Preconditioner {
public:
  ResidualPreconditioner(
      int maxNonConstTimeWindows);

  ~ResidualPreconditioner() override = default;
 
private:
  void _update_(bool                   timeWindowComplete,
                const Eigen::VectorXd &oldValues,
                const Eigen::VectorXd &res) override;
 
  logging::Logger _log{"acceleration::ResidualPreconditioner"};
};
 
} // namespace precice::acceleration::impl