inline_propagator_w.h

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// -*- C++ -*-
/*! \file
 * \brief Inline construction of propagator
 *
 * Propagator calculations
 */
 
#ifndef __inline_propagator_h__
#define __inline_propagator_h__
 
#include "chromabase.h"
#include "meas/inline/abs_inline_measurement.h"
#include "io/qprop_io.h"
 
namespace Chroma 
{ 
  /*! \ingroup inlinehadron */
  namespace InlinePropagatorEnv 
  {
    extern const std::string name;
    bool registerAll();
  }
 
  //! Parameter structure
  /*! \ingroup inlinehadron */ 
  struct InlinePropagatorParams 
  {
    InlinePropagatorParams();
    InlinePropagatorParams(XMLReader& xml_in, const std::string& path);
    void writeXML(XMLWriter& xml_out, const std::string& path);
 
    unsigned long     frequency;
 
    ChromaProp_t      param;
 
    struct NamedObject_t
    {
      std::string     gauge_id;
      std::string     source_id;
      std::string     prop_id;
    } named_obj;
 
    std::string xml_file;  // Alternate XML file pattern
  };
 
  //! Inline propagator calculation
  /*! \ingroup inlinehadron */
  class InlinePropagator : public AbsInlineMeasurement 
  {
  public:
    ~InlinePropagator() {}
    InlinePropagator(const InlinePropagatorParams& p) : params(p) {}
    InlinePropagator(const InlinePropagator& p) : params(p.params) {}
 
    unsigned long getFrequency(void) const {return params.frequency;}
 
    //! Do the measurement
    void operator()(const unsigned long update_no,
                    XMLWriter& xml_out); 
 
  protected:
    //! Do the measurement
    void func(const unsigned long update_no,
              XMLWriter& xml_out); 
 
  private:
    InlinePropagatorParams params;
  };
 
}
 
#endif