gaugeFixing.h

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#ifndef GAUGEFIXING_INCLUDED
#define GAUGEFIXING_INCLUDED

#include "Field/field_G.h"
#include "Parameters/parameters.h"
#include "IO/bridgeIO.h"

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


/*
    This class fixes a gauge of the configuration
                                        [10 Oct 2012 Y.Namekawa]
    unique_ptr is introduced to avoid memory leaks
                                        [21 Mar 2015 Y.Namekawa]
    Staple and RandomNumbers are moved into gaugeFixing
                                        [30 Mar 2016 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)();
  typedef FactoryTemplate<GaugeFixing, ProductCreator> Factory;

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

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

#ifdef USE_FACTORY_AUTOREGISTER
#else
  static bool init_factory();
#endif
#endif
};
#endif