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77 lines
2.9 KiB
C++
77 lines
2.9 KiB
C++
#ifndef GRID_QCD_WILSON_DOP_H
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#define GRID_QCD_WILSON_DOP_H
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namespace Grid {
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namespace QCD {
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class WilsonMatrix : public CheckerBoardedSparseMatrixBase<LatticeFermion>
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{
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//NB r=1;
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public:
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double mass;
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// GridBase * grid; // Inherited
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// GridBase * cbgrid;
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//Defines the stencils for even and odd
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CartesianStencil Stencil;
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CartesianStencil StencilEven;
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CartesianStencil StencilOdd;
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// Copy of the gauge field , with even and odd subsets
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LatticeDoubledGaugeField Umu;
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LatticeDoubledGaugeField UmuEven;
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LatticeDoubledGaugeField UmuOdd;
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static const int npoint=8;
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static const std::vector<int> directions ;
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static const std::vector<int> displacements;
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static const int Xp,Xm,Yp,Ym,Zp,Zm,Tp,Tm;
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// Comms buffer
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std::vector<vHalfSpinColourVector,alignedAllocator<vHalfSpinColourVector> > comm_buf;
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// Constructor
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WilsonMatrix(LatticeGaugeField &_Umu,GridCartesian &Fgrid,GridRedBlackCartesian &Hgrid,double _mass);
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// DoubleStore
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void DoubleStore(LatticeDoubledGaugeField &Uds,const LatticeGaugeField &Umu);
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// override multiply
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virtual RealD M (const LatticeFermion &in, LatticeFermion &out);
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virtual RealD Mdag (const LatticeFermion &in, LatticeFermion &out);
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// half checkerboard operaions
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virtual void Meooe (const LatticeFermion &in, LatticeFermion &out);
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virtual void MeooeDag (const LatticeFermion &in, LatticeFermion &out);
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virtual void Mooee (const LatticeFermion &in, LatticeFermion &out);
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virtual void MooeeDag (const LatticeFermion &in, LatticeFermion &out);
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virtual void MooeeInv (const LatticeFermion &in, LatticeFermion &out);
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virtual void MooeeInvDag (const LatticeFermion &in, LatticeFermion &out);
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// non-hermitian hopping term; half cb or both
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void Dhop (const LatticeFermion &in, LatticeFermion &out,int dag);
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void DhopOE(const LatticeFermion &in, LatticeFermion &out,int dag);
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void DhopEO(const LatticeFermion &in, LatticeFermion &out,int dag);
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void DhopInternal(CartesianStencil & st,LatticeDoubledGaugeField &U,
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const LatticeFermion &in, LatticeFermion &out,int dag);
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// These ones will need to be package intelligently. WilsonType base class
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// for use by DWF etc..
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void DhopSite(CartesianStencil &st,LatticeDoubledGaugeField &U,
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std::vector<vHalfSpinColourVector,alignedAllocator<vHalfSpinColourVector> > &buf,
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int ss,const LatticeFermion &in, LatticeFermion &out);
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void DhopSiteDag(CartesianStencil &st,LatticeDoubledGaugeField &U,
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std::vector<vHalfSpinColourVector,alignedAllocator<vHalfSpinColourVector> > &buf,
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int ss,const LatticeFermion &in, LatticeFermion &out);
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typedef iScalar<iMatrix<vComplex, Nc> > matrix;
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};
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}
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}
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#endif
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