io_format_gauge.h

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#ifndef IO_FORMAT_GAUGE_INCLUDED
#define IO_FORMAT_GAUGE_INCLUDED
 
#include "io_format.h"
#include "Parameters/commonParameters.h"
 
// // Definition of NC and substitution into Nc in the constructor
// // is added. [18 Mar 2021]
// #ifdef USE_GROUP_SU3
// #define NC    3
// #else
// #ifdef USE_GROUP_SU2
// #define NC    2
// #else
// #ifdef USE_GROUP_SU_N
// #define NC    0
// #endif
// #endif
// #endif
 
namespace IO_Format {
  namespace Gauge {
    class ILDG_Format : public Format {
     public:
      ILDG_Format()
      {
        int Nc   = CommonParameters::Nc();
        int Ndim = CommonParameters::Ndim();
        // int Nc   = NC;
        // int Ndim = 4;
 
        m_nin    = 2 * Nc * Nc * Ndim;
        m_nex    = 1;
        m_matrix = 2 * Nc * Nc;
      }
 
      int nin() const { return m_nin; }
      int nex() const { return m_nex; }
 
      void file_to_field(int& s, int& t, const int i, const int j) const
      {
        s = i % m_matrix;
        t = i / m_matrix;
      }
 
     private:
      int m_nin;
      int m_nex;
      int m_matrix;
    };
 
    class JLQCD_Format : public Trivial_Format {};
 
//----------------------------------------------------------------
// predefined formats
 
    // extern const Format *ILDG;
    // extern const Format *JLQCD;
  } // namespace Gauge
}   // namespace IO_Format
 
// #ifdef NC
// #undef NC
// #endif
 
#endif /* IO_FORMAT_GAUGE_INCLUDED */