GomQG.h

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/*
 * (C) Copyright 2009-2016 ECMWF.
 *
 * 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.
 * In applying this licence, ECMWF does not waive the privileges and immunities
 * granted to it by virtue of its status as an intergovernmental organisation nor
 * does it submit to any jurisdiction.
 */
 
#ifndef QG_MODEL_GOMQG_H_
#define QG_MODEL_GOMQG_H_
 
#include <ostream>
#include <string>
#include <vector>
 
#include "oops/base/Variables.h"
 
#include "oops/util/ObjectCounter.h"
#include "oops/util/Printable.h"
 
#include "oops/qg/QgFortran.h"
 
namespace oops {
  class Variables;
}
 
namespace qg {
  class LocationsQG;
 
/// GomQG class to handle local model values for QG model.
 
class GomQG : public util::Printable,
              private util::ObjectCounter<GomQG> {
 public:
  static const std::string classname() {return "qg::GomQG";}
 
  GomQG(const LocationsQG &, const oops::Variables &, const std::vector<size_t> &);
  GomQG(const eckit::Configuration &, const ObsSpaceQG &,
        const oops::Variables &);
  explicit GomQG(const GomQG &);
 
  GomQG(): keyGom_(0) {}
  explicit GomQG(int & fgom): keyGom_(fgom) {}
 
  ~GomQG();
 
  void zero();
  void random();
  double rms() const;
  double normalizedrms(const GomQG &) const;
  GomQG & operator=(const GomQG &);
  GomQG & operator*=(const double &);
  GomQG & operator+=(const GomQG &);
  GomQG & operator-=(const GomQG &);
  GomQG & operator*=(const GomQG &);
  double dot_product_with(const GomQG &) const;
  void read(const eckit::Configuration &);
  void write(const eckit::Configuration &) const;
 
  const int & toFortran() const {return keyGom_;}
 
 private:
  void print(std::ostream &) const;
  F90gom keyGom_;
  oops::Variables vars_;
};
 
}  // namespace qg
 
#endif  // QG_MODEL_GOMQG_H_