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Grid/lib/qcd/action/fermion/WilsonCompressor.h
Peter Boyle 66d997e031 Large scale change to support 5d fermion formulations.
Have 5d replicated wilson with 4d gauge working and matrix regressing
to Ls copies of wilson.
2015-05-31 15:09:02 +01:00

62 lines
954 B
C++

#ifndef GRID_QCD_WILSON_COMPRESSOR_H
#define GRID_QCD_WILSON_COMPRESSOR_H
namespace Grid {
namespace QCD {
class WilsonCompressor {
public:
int mu;
int dag;
WilsonCompressor(int _dag){
mu=0;
dag=_dag;
assert((dag==0)||(dag==1));
}
void Point(int p) {
mu=p;
};
vHalfSpinColourVector operator () (const vSpinColourVector &in)
{
vHalfSpinColourVector ret;
int mudag=mu;
if (dag) {
mudag=(mu+Nd)%(2*Nd);
}
switch(mudag) {
case Xp:
spProjXp(ret,in);
break;
case Yp:
spProjYp(ret,in);
break;
case Zp:
spProjZp(ret,in);
break;
case Tp:
spProjTp(ret,in);
break;
case Xm:
spProjXm(ret,in);
break;
case Ym:
spProjYm(ret,in);
break;
case Zm:
spProjZm(ret,in);
break;
case Tm:
spProjTm(ret,in);
break;
default:
assert(0);
break;
}
return ret;
}
};
}} // namespace close
#endif