sf_wall_source_const.h

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// -*- C++ -*-
/*! \file
 *  \brief Wall source construction fpr Schroedinger Functional
 */
 
#ifndef __sf_wall_source_const_h__
#define __sf_wall_source_const_h__
 
#include "meas/sources/source_construction.h"
#include "io/xml_group_reader.h"
#include "io/enum_io/enum_plusminus_io.h"
 
namespace Chroma
{
 
  //! Name and registration
  /*! @ingroup sources */
  namespace SFWallQuarkSourceConstEnv
  {
    bool registerAll();
 
    //! Return the name
    std::string getName();
  
    //! Wall source parameters
    /*! @ingroup sources */
    struct Params
    {
      Params();
      Params(XMLReader& in, const std::string& path);
      void writeXML(XMLWriter& in, const std::string& path) const;
    
      GroupXML_t       fermbc;               /*!< xml std::string holding smearing params */
      PlusMinus        direction;            /*!< direction for decay */
 
      int              j_decay;              /*!< decay direction */
      int              t_source;             /*!< source time slice location */
    };
 
 
    //! Wall source construction for Schroedinger Functional
    /*! @ingroup sources
     *
     * Create a wall propagator source
     */
    template<typename T>
    class SourceConst : public QuarkSourceConstruction<T>
    {
    public:
      //! Full constructor
      SourceConst(const Params& p) : params(p) {}
 
      //! Construct the source
      T operator()(const multi1d<LatticeColorMatrix>& u) const;
 
    private:
      //! Hide partial constructor
      SourceConst() {}
 
    private:
      Params  params;   /*!< source params */
    };
 
  }  // end namespace
 
}  // end namespace Chroma
 
 
#endif