force_G.h

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#ifndef FORCE_G_INCLUDED
#define FORCE_G_INCLUDED
 
#include "Field/field_G.h"
#include "Parameters/parameters.h"
 
#ifdef USE_FACTORY
#include "Tools/factory.h"
#endif
 
 
class Force_G
{
 protected:
  Field_G *m_U;
 
 public:
  Force_G()
    : m_U(0) {}
 
  virtual ~Force_G() {}
 
 private:
  // non-copyable
  Force_G(const Force_G&);
  Force_G& operator=(const Force_G&);
 
 public:
  virtual void set_parameters(const Parameters&) = 0;
 
  virtual void get_parameters(Parameters&) const = 0;
 
  void set_config(Field *U)
  {
    m_U = (Field_G *)U;
  }
 
  void set_config(Field_G *U)
  {
    m_U = U;
  }
 
  virtual void force_core(Field&) = 0;
 
  virtual void force_core(Field& v, Field *U)
  {
    set_config(U);
    force_core(v);
  }
 
  virtual void force_core(Field& v, Field_G *U)
  {
    set_config(U);
    force_core(v);
  }
 
#ifdef USE_FACTORY
 public:
  typedef Force_G *(*ProductCreator)();
  typedef Force_G *(*ProductCreator_params)(const Parameters&);
 
  typedef FactoryTemplate<Force_G, ProductCreator>          Factory;
  typedef FactoryTemplate<Force_G, ProductCreator_params>   Factory_params;
 
  static Force_G *New(const IdentifierType& subtype)
  {
    ProductCreator p = Factory::Find(subtype);
 
    return p ? (*p)() : 0;
  }
 
  static Force_G *New(const IdentifierType& subtype, const Parameters& params)
  {
    ProductCreator_params p = Factory_params::Find(subtype);
 
    return p ? (*p)(params) : 0;
  }
 
#ifdef USE_FACTORY_AUTOREGISTER
#else
  static bool init_factory();
#endif
#endif
};
#endif