fprop.h

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#ifndef FPROP_INCLUDED
#define FPROP_INCLUDED
 
#include "Fopr/fopr.h"
 
#include "IO/bridgeIO.h"
 
 
class Fprop
{
 protected:
  Bridge::VerboseLevel m_vl;
  std::string m_mode;  // mode for inverter.
 
 public:
  Fprop()
    : m_vl(CommonParameters::Vlevel()) {}
 
  virtual ~Fprop() {}
 
 private:
  // non-copyable
  Fprop(const Fprop&);
  Fprop& operator=(const Fprop&);
 
 public:
  void set_parameter_verboselevel(const Bridge::VerboseLevel vl) { m_vl = vl; }
 
  virtual void invert_D(Field&, const Field&, int&, double&)     = 0;
  virtual void invert_DdagD(Field&, const Field&, int&, double&) = 0;
 
  virtual void set_config(Field *) = 0;
 
  virtual double flop_count() = 0;
 
  virtual void invert(Field& x, const Field& b, int& nconv, double& diff)
  {
    if (m_mode == "D") {
      invert_D(x, b, nconv, diff);
    } else if (m_mode == "DdagD") {
      invert_DdagD(x, b, nconv, diff);
    } else {
      vout.crucial("Fprop: unsupported mode\n");
      exit(EXIT_FAILURE);
    }
  }
 
  virtual void set_mode(const std::string& mode) { m_mode = mode; }
 
  virtual void reset_performance()
  { }  // added [22 Sep 2018 H.Matsufuru]
 
  virtual void get_performance(double& flop_count, double& elapsed_time)
  { }  // added [07 Nov 2018 H.Matsufuru]
 
  virtual void report_performance()
  { }  // added [22 Sep 2018 H.Matsufuru]
 
  virtual void mult_performance(const std::string mode, const int Nrepeat)
  { }  // added [22 Sep 2018 H.Matsufuru]
};
#endif