gaugeFixing.h

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#ifndef GAUGEFIXING_INCLUDED
#define GAUGEFIXING_INCLUDED

#include "field_G.h"
#include "parameters.h"

#include "bridgeIO.h"

#ifdef USE_FACTORY
#include "factory.h"
#endif


/*
  This class fixes the gauge of configuration.
                                        [10 Oct 2012 Y.Namekawa]
    unique_ptr is introduced to avoid memory leaks
                                        [21 Mar 2015 Y.Namekawa]
 */

class GaugeFixing
{
 public:
  GaugeFixing()
    : m_vl(CommonParameters::Vlevel()) {}

  virtual ~GaugeFixing() {}

 private:
  // non-copyable
  GaugeFixing(const GaugeFixing&);
  GaugeFixing& operator=(const GaugeFixing&);

 public:
  virtual void set_parameters(const Parameters& params) = 0;

  void set_parameter_verboselevel(const Bridge::VerboseLevel vl) { m_vl = vl; }

  virtual void fix(Field_G& Ufix, const Field_G& Uorg) = 0;

 protected:
  Bridge::VerboseLevel m_vl;


#ifdef USE_FACTORY
 public:
  typedef GaugeFixing *(*ProductCreator)(RandomNumbers *);
  typedef FactoryTemplate<GaugeFixing, ProductCreator>   Factory;

  static GaugeFixing *New(const IdentifierType& subtype, RandomNumbers *rand)
  {
    ProductCreator p = Factory::Find(subtype);

    return p ? (*p)(rand) : 0;
  }

  static GaugeFixing *New(const IdentifierType& subtype, unique_ptr<RandomNumbers>& rand)
  {
    ProductCreator p = Factory::Find(subtype);

    return p ? (*p)(rand.get()) : 0;
  }
#endif
};
#endif