inline_stoch_meson_w.h

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// -*- C++ -*-
/*! \file
 * \brief Inline measurement of stochastic meson operator
 *
 * Form-factors
 */
 
#ifndef __inline_stoch_meson_h__
#define __inline_stoch_meson_h__
 
#include "chromabase.h"
#include "meas/inline/abs_inline_measurement.h"
#include "io/qprop_io.h"
 
namespace Chroma 
{ 
  /*! \ingroup inlinehadron */
  namespace InlineStochMesonEnv 
  {
    extern const std::string name;
    bool registerAll();
  }
 
  //! Parameter structure
  /*! \ingroup inlinehadron */
  struct InlineStochMesonParams 
  {
    InlineStochMesonParams();
    InlineStochMesonParams(XMLReader& xml_in, const std::string& path);
    void write(XMLWriter& xml_out, const std::string& path);
 
    unsigned long      frequency;
 
    struct Param_t
    {
      int              mom2_max;           /*!< (mom)^2 <= mom2_max */
    } param;
 
    PropSourceSmear_t  source_smearing;
    PropSinkSmear_t    sink_smearing;
 
    struct Prop_t
    {
      //! Operators
      struct Operator_t
      {
        multi1d<std::string> soln_files;
      };
 
      std::string          op_file;
      multi1d<Operator_t>  op;
    };
 
    struct NamedObject_t
    {
      Prop_t                prop;
      std::string           gauge_id;
    } named_obj;
 
    std::string xml_file;  // Alternate XML file pattern
  };
 
 
  //! Inline measurement of stochastic meson operators
  /*! \ingroup inlinehadron */
  class InlineStochMeson : public AbsInlineMeasurement 
  {
  public:
    ~InlineStochMeson() {}
    InlineStochMeson(const InlineStochMesonParams& p) : params(p) {}
    InlineStochMeson(const InlineStochMeson& 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:
    InlineStochMesonParams params;
  };
 
}
 
#endif