LinVarChaC2A.h

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/*
 * (C) Copyright 2017-2021  UCAR.
 *
 * This software is licensed under the terms of the Apache Licence Version 2.0
 * which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
 */
 
#pragma once
 
#include <memory>
#include <ostream>
#include <string>
 
#include "eckit/config/Configuration.h"
 
#include "oops/base/Variables.h"
#include "oops/util/Printable.h"
 
#include "mpasjedi/GeometryMPAS.h"
#include "mpasjedi/VariableChanges/Control2Analysis/LinVarChaC2A.interface.h"
 
// Forward declarations
namespace eckit {
  class Configuration;
}
 
namespace oops {
  class Variables;
}
 
namespace mpas {
  class GeometryMPAS;
  class StateMPAS;
  class IncrementMPAS;
 
// -----------------------------------------------------------------------------
class LinVarChaC2A: public util::Printable {
 public:
  static const std::string classname() {return "mpas::LinVarChaC2A";}
  explicit LinVarChaC2A(const StateMPAS &, const StateMPAS &, const GeometryMPAS &,
                       const eckit::Configuration &);
  ~LinVarChaC2A();
  // Perform linear multiplications
  void multiply(const IncrementMPAS &, IncrementMPAS &) const;
  void multiplyInverse(const IncrementMPAS &, IncrementMPAS &) const;
  void multiplyAD(const IncrementMPAS &, IncrementMPAS &) const;
  void multiplyInverseAD(const IncrementMPAS &, IncrementMPAS &) const;
 
 private:
  std::shared_ptr<const GeometryMPAS> geom_;
  oops::Variables vars_;
  F90lvc_C2A keyFtnConfig_;
  void print(std::ostream &) const override;
};
// -----------------------------------------------------------------------------
 
}  // namespace mpas