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Grid/lib/qcd/Grid_qcd_wilson_dop.h
2015-05-19 15:50:47 +01:00

61 lines
2.0 KiB
C++

#ifndef GRID_QCD_WILSON_DOP_H
#define GRID_QCD_WILSON_DOP_H
namespace Grid {
namespace QCD {
class WilsonMatrix : public CheckerBoardedSparseMatrixBase<LatticeFermion>
{
//NB r=1;
public:
double mass;
GridBase *grid;
// Copy of the gauge field
LatticeDoubledGaugeField Umu;
//Defines the stencil
CartesianStencil Stencil;
static const int npoint=9;
static const std::vector<int> directions ;
static const std::vector<int> displacements;
static const int Xp,Xm,Yp,Ym,Zp,Zm,Tp,Tm;
// Comms buffer
std::vector<vHalfSpinColourVector,alignedAllocator<vHalfSpinColourVector> > comm_buf;
// Constructor
WilsonMatrix(LatticeGaugeField &Umu,double mass);
// DoubleStore
void DoubleStore(LatticeDoubledGaugeField &Uds,const LatticeGaugeField &Umu);
// override multiply
virtual RealD M (const LatticeFermion &in, LatticeFermion &out);
virtual RealD Mdag (const LatticeFermion &in, LatticeFermion &out);
// half checkerboard operaions
virtual void Meooe (const LatticeFermion &in, LatticeFermion &out);
virtual void MeooeDag (const LatticeFermion &in, LatticeFermion &out);
virtual void Mooee (const LatticeFermion &in, LatticeFermion &out);
virtual void MooeeDag (const LatticeFermion &in, LatticeFermion &out);
virtual void MooeeInv (const LatticeFermion &in, LatticeFermion &out);
virtual void MooeeInvDag (const LatticeFermion &in, LatticeFermion &out);
// non-hermitian hopping term; half cb or both
void Dhop(const LatticeFermion &in, LatticeFermion &out,int dag);
void DhopSite (int ss,const LatticeFermion &in, LatticeFermion &out);
void DhopSiteDag(int ss,const LatticeFermion &in, LatticeFermion &out);
typedef iScalar<iMatrix<vComplex, Nc> > matrix;
};
}
}
#endif