unprec_one_flavor_rat_monomial_w.h

Go to the documentation of this file.

// -*- C++ -*-
/*! @file
 * @brief One-flavor collection of unpreconditioned 4D ferm monomials
 */
 
#ifndef __unprec_one_flavor_rat_monomial_w_h__
#define __unprec_one_flavor_rat_monomial_w_h__
 
#include "update/molecdyn/field_state.h"
#include "update/molecdyn/monomial/one_flavor_rat_monomial_w.h"
#include "update/molecdyn/monomial/one_flavor_rat_monomial_params_w.h"
 
namespace Chroma 
{
 
  /*! @ingroup monomial */
  namespace UnprecOneFlavorWilsonTypeFermRatMonomialEnv 
  {
    bool registerAll();
  }
 
 
  //! Wrapper class for  2-flavor unprec ferm monomials
  /*! @ingroup monomial
   *
   * Monomial is expected to be the same for these fermacts
   */
  class UnprecOneFlavorWilsonTypeFermRatMonomial :
    public  OneFlavorRatExactUnprecWilsonTypeFermMonomial< 
    multi1d<LatticeColorMatrix>,
    multi1d<LatticeColorMatrix>,
    LatticeFermion>
  {
  public: 
    // Typedefs to save typing
    typedef LatticeFermion               T;
    typedef multi1d<LatticeColorMatrix>  P;
    typedef multi1d<LatticeColorMatrix>  Q;
 
    // Construct out of a parameter struct. Check against the desired FermAct name
    UnprecOneFlavorWilsonTypeFermRatMonomial(const OneFlavorWilsonTypeFermRatMonomialParams& param_);
 
  protected:
 
    multi1d<T>& getPhi(void) {return phi;}
    const multi1d<T>& getPhi(void) const {return phi;}
 
    const WilsonTypeFermAct<T,P,Q>& getFermAct(void) const { 
      return *fermact;
    }
 
    //! Get parameters for the inverter
    const GroupXML_t& getActionInvParams(void) const { 
      return actionInvParam;
    }
 
    //! Get parameters for the inverter
    const GroupXML_t& getForceInvParams(void) const { 
      return forceInvParam;
    }
 
    //! Return number of roots in used
    int getNPF() const {return num_pf;}
 
    //! Return the partial fraction expansion for the force calc
    const RemezCoeff_t& getFPFE() const {return fpfe;}
 
    //! Return the partial fraction expansion for the action calc
    const RemezCoeff_t& getSPFE() const {return spfe;}
 
    //! Return the partial fraction expansion for the heat-bath
    const RemezCoeff_t& getSIPFE() const {return sipfe;}
 
  private:
    // Hide empty constructor and =
    UnprecOneFlavorWilsonTypeFermRatMonomial();
    void operator=(const UnprecOneFlavorWilsonTypeFermRatMonomial&);
 
    // Pseudofermion field phi
    multi1d<T> phi;
 
    // A handle for the UnprecWilsonFermAct
    Handle<const WilsonTypeFermAct<T,P,Q> > fermact;
 
    // The parameters for the inversion
    GroupXML_t actionInvParam;
    GroupXML_t forceInvParam;
 
    // Number of nth-roots
    int num_pf;
 
    // Coefficients and roots of partial fractions
    RemezCoeff_t  fpfe;
    RemezCoeff_t  spfe;
    RemezCoeff_t  sipfe;
  };
 
} //end namespace chroma
 
 
#endif