schr_triv_fermbc_w.h

Go to the documentation of this file.

// -*- C++ -*-
/*! \file
 *  \brief Schroedinger functional trivial ferm boundary conditions
 */
 
#ifndef __schr_triv_fermbc_w_h__
#define __schr_triv_fermbc_w_h__
 
#include "actions/gauge/gaugebcs/schr_triv_gaugebc.h"
#include "actions/ferm/fermbcs/schr_sf_fermbc_w.h"
#include "actions/ferm/fermbcs/schr_fermbc_params_w.h"
 
namespace Chroma 
{ 
 
  /*! @ingroup fermbcs */
  namespace SchrTrivialFermBCEnv 
  {
    extern const std::string name;
    bool registerAll();
  }
 
 
  //! Concrete class for ferm action boundary conditions with Schroedinger BC
  /*! @ingroup fermbcs
   *
   *  Schroedinger BC for ferm actions
   */
  class SchrTrivialFermBC : public SchrSFFermBC
  {
  public:
    //! Only full constructor
    SchrTrivialFermBC(const SchrTrivialGaugeBC& gaugebc, 
                      const SchrFermBCParams& p) : param(p)
    {
      START_CODE();
 
      // Initialize boundary fields
      initBnd(fld, mask, maskF, gaugebc.SFBndFld(), gaugebc.lSFmask());
 
      END_CODE();
    }
 
    //! Destructor is automatic
    ~SchrTrivialFermBC() {}
 
    //! Decay direction
    int getDir() const {return param.decay_dir;}
 
  protected:
    //! Mask which lattice sites have fixed ferm sites
    const LatticeBoolean& lSFmaskF() const {return maskF;}
 
    //! Mask which lattice sites have fixed gauge links
    const multi1d<LatticeBoolean>& lSFmask() const {return mask;}
 
    //! Fixed gauge links on only the lSFmask() sites
    const multi1d<LatticeColorMatrix>& SFBndFld() const {return fld;}
 
    //! Maximum plaquette size. This is what knows about 1x1 plaq or 1x2 rect.
    /*! \return 1 for 1x1 plaq or 2 for 1x2 rect in decay_dir */
    int getMaxExtent() const {return param.loop_extent;}
 
    //! Get the angles on the boundaries
    const multi1d<Real>& getTheta() const {return param.theta;}
 
  private:
    // Hide default constuctor
    SchrTrivialFermBC() {}
    void operator=(const SchrTrivialFermBC&) {}
 
  private:
    SchrFermBCParams             param;
    LatticeBoolean               maskF;
    multi1d<LatticeBoolean>      mask;
    multi1d<LatticeColorMatrix>  fld;
  };
  
}
 
#endif