gammaMatrix.h

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#ifndef GAMMAMATRIX_INCLUDED
#define GAMMAMATRIX_INCLUDED

#include <valarray>
//#include <complex>

#include "commonParameters.h"

#include "bridge_complex.h"
//typedef std::complex<double> dcomplex;
//typedef std::complex<int> icomplex;


class GammaMatrix {
 public:
  static const std::string class_name;

 private:
  int                     m_Nd;
  std::valarray<int>      m_gmindex;   // b=m_gmindex[a] if \gamma_{ab} \not=0 (SA)
  std::valarray<icomplex> m_gmval_i;   // \gamma_{ab} in complex<int> (SA)
  std::valarray<dcomplex> m_gmvalue;   // \gamma_{ab} in complex<double> (SA)
  std::valarray<int>      m_gmindex_c; // =1(0) if m_gmval_i[a] is pure imaginary(real)  (SA)
  std::valarray<double>   m_gmvalue_r;
  std::valarray<double>   m_gmvalue_i;

 protected:
  Bridge::VerboseLevel m_vl;
 public:
  GammaMatrix() : m_vl(CommonParameters::Vlevel())
  {
    m_Nd = CommonParameters::Nd();
    m_gmindex.resize(m_Nd);
    m_gmval_i.resize(m_Nd);
    m_gmvalue.resize(m_Nd);
    m_gmindex_c.resize(m_Nd);
    m_gmvalue_r.resize(m_Nd);
    m_gmvalue_i.resize(m_Nd);
  }

  void set(int row, int index, icomplex val_i);

  void set_values(int row);

  void print();

  GammaMatrix mult(GammaMatrix) const;

  GammaMatrix mult_i(GammaMatrix) const;

  GammaMatrix mult(int) const;

  int index(int row) const
  {
    return m_gmindex[row];
  }

  dcomplex value(int row) const
  {
    return m_gmvalue[row];
  }

  int index_c(int row) const
  {
    return m_gmindex_c[row];
  }

  double value_r(int row) const
  {
    return m_gmvalue_r[row];
  }

  double value_i(int row) const
  {
    return m_gmvalue_i[row];
  }
};
#endif