fprop_4spinor_lex.cpp

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#include "fprop_4spinor_lex.h"

const std::string Fprop_4spinor_lex::class_name = "Fprop_4spinor_lex";

//====================================================================
void Fprop_4spinor_lex::calc(Field_F *xq, const Field_F& b)
{
  int    Niter     = 500;
  double Stop_cond = 1.0e-24;

  int    Nconv;
  double diff;

  // CGNE solver
  Field_F *b2 = new Field_F;

  m_fopr->set_mode("Ddag");
  m_fopr->mult(*b2, b);

  Solver *solver = new Solver_CG(m_fopr);
  solver->set_parameters(Niter, Stop_cond);
  m_fopr->set_mode("DdagD");

  solver->solve(*xq, *b2, Nconv, diff);

  vout.general(m_vl, "  Nconv = %d\n", Nconv);
  vout.general(m_vl, "  diff  = %.8e\n", diff);

  delete solver;
  delete b2;
}