smear.h

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#ifndef SMEAR_INCLUDED
#define SMEAR_INCLUDED
 
#include "projection.h"
 
#include "IO/bridgeIO.h"
 
#ifdef USE_FACTORY
#include "Tools/factory.h"
#endif
 
 
 
class Smear
{
 public:
  Smear() {}
  virtual ~Smear() {}
 
 private:
  Smear(const Smear&);
  Smear& operator=(const Smear&);
 
 public:
  virtual void smear(Field_G&, const Field_G&) = 0;
 
  virtual void set_parameters(const Parameters&) = 0;
 
  virtual void get_parameters(Parameters&) const = 0;
 
#ifdef USE_FACTORY
 public:
  typedef Smear *(*ProductCreator)(Projection *);
  typedef Smear *(*ProductCreator_params)(Projection *, const Parameters&);
 
  typedef FactoryTemplate<Smear, ProductCreator>          Factory;
  typedef FactoryTemplate<Smear, ProductCreator_params>   Factory_params;
 
  static Smear *New(const IdentifierType& subtype, Projection *proj)
  {
    ProductCreator p = Factory::Find(subtype);
    return p ? (*p)(proj) : 0;
  }
 
  static Smear *New(const IdentifierType& subtype, Projection *proj, const Parameters& params)
  {
    ProductCreator_params p = Factory_params::Find(subtype);
    return p ? (*p)(proj, params) : 0;
  }
 
#ifdef USE_FACTORY_AUTOREGISTER
#else
  static bool init_factory();
#endif
#endif
};
#endif