mesons2_w.h

Go to the documentation of this file.

// -*- C++ -*-
/*! \file
 *  \brief Meson 2-pt functions
 */
 
#ifndef __mesons2_h__
#define __mesons2_h__
 
namespace Chroma {
 
//! Meson 2-pt functions
/* This routine is specific to Wilson fermions!
 *
 * Construct meson propagators and writes in COMPLEX 
 *
 * The two propagators can be identical or different.
 *
 * \param quark_prop_1  first quark propagator ( Read )
 * \param quark_prop_2  second (anti-) quark propagator ( Read )
 * \param t0            timeslice coordinate of the source ( Read )
 * \param phases        object holds list of momenta and Fourier phases ( Read )
 * \param xml           xml file object ( Write )
 * \param xml_group     std::string used for writing xml data ( Read )
 *
 *        ____
 *        \
 * m(t) =  >  < m(t_source, 0) m(t + t_source, x) >
 *        /
 *        ----
 *          x
 */
 
void mesons2(const LatticePropagator& quark_prop_1,
             const LatticePropagator& quark_prop_2,
             const SftMom& phases,
             int t0,
             XMLWriter& xml,
             const std::string& xml_group) ;
  
}  // end namespace Chroma
 
#endif