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copied perambulato code into PerambLight.hpp

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This commit is contained in:
Felix Erben 2019-01-18 17:47:41 +00:00
parent ced30b61e2
commit 0ff410ae19
1 changed files with 99 additions and 1 deletions
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100
Hadrons/Modules/MDistil/PerambLight.hpp
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@ -68,6 +68,43 @@ std::vector<std::string> Tperambulator_l<FImpl>::getOutput(void)
template <typename FImpl>
void Tperambulator_l<FImpl>::setup(void)
{
/*
std::cout << "Compute perambulator from timeslice " << tsrc << std::endl;
LatticeSpinColourVector dist_source(grid4d);
LatticeSpinColourVector tmp2(grid4d);
LatticeSpinColourVector tmp3d(grid3d);
LatticeColourVector tmp3d_nospin(grid3d);
LatticeColourVector evec3d(grid3d);
LatticeColourVector tmp_nospin(grid4d);
LatticeColourVector result_tmp(grid3d);
LatticeSpinVector peramb_tmp(grid4d);
LatticeFermion result(grid4d); result=zero; //Fermion = SpinColourVector!!!
LatticeFermion result_single_component(grid4d); result_single_component=zero; //Fermion = SpinColourVector!!!
LatticeColourVector result_nospin(grid4d); result_nospin=zero; //Fermion = SpinColourVector!!!
LatticeColourVector result_3d(grid3d); result_3d=zero; //Fermion = SpinColourVector!!!
LatticeFermion result_test(grid3d); result_test=zero; //Fermion = SpinColourVector!!!
Real mass=SPar.mass; // TODO Infile
Real M5 =SPar.M5; // TODO Infile
std::cout << "init RBG " << std::endl;
GridRedBlackCartesian RBGrid(grid4d);
std::cout << "init RBG done" << std::endl;
GridCartesian * FGrid = SpaceTimeGrid::makeFiveDimGrid(DPar.Ls,grid4d);
GridRedBlackCartesian * FrbGrid = SpaceTimeGrid::makeFiveDimRedBlackGrid(DPar.Ls,grid4d);
typedef DomainWallFermionR FermionAction;
FermionAction Dop(Umu,*FGrid,*FrbGrid,*grid4d,RBGrid,mass,M5);
MdagMLinearOperator<FermionAction,LatticeFermion> HermOp(Dop);
ConjugateGradient<LatticeFermion> CG(SPar.CGPrecision,SPar.MaxIterations);
SchurRedBlackDiagMooeeSolve<LatticeFermion> SchurSolver(CG);
*/
}
@ -75,7 +112,68 @@ void Tperambulator_l<FImpl>::setup(void)
template <typename FImpl>
void Tperambulator_l<FImpl>::execute(void)
{
/*
for (int inoise = 0; inoise < nnoise; inoise++) {
for (int dk = 0; dk < LI; dk++) {
for (int dt = 0; dt < Nt_inv; dt++) {
if(full_tdil) dt=tsrc; //this works for now, as longs as tsrc=0, but will crash otherwise!
for (int ds = 0; ds < Ns; ds++) {
std::cout << "LapH source vector from noise " << inoise << " and dilution component (d_k,d_t,d_alpha) : (" << dk << ","<< dt << "," << ds << ")" << std::endl;
dist_source = zero;
tmp3d_nospin = zero;
evec3d = zero;
for (int it = dt; it < Nt; it += TI){
if( it >= Ntfirst && it < Ntfirst + Ntlocal ) {
for (int ik = dk; ik < nvec; ik += LI){
for (int is = ds; is < Ns; is += Ns){ //at the moment, full spin dilution is enforced
std::cout << "LapH source vector from noise " << it << " and dilution component (d_k,d_t,d_alpha) : (" << ik << ","<< is << ")" << std::endl;
ExtractSliceLocal(evec3d,eig4d.evec[ik],0,it,3);
tmp3d_nospin = evec3d * noises[inoise][it][ik]()(is)(); //noises do not have to be a spin vector
tmp3d=zero;
pokeSpin(tmp3d,tmp3d_nospin,is);
tmp2=zero;
#ifdef USE_LOCAL_SLICES
InsertSliceLocal(tmp3d,tmp2,0,it-Ntfirst,Grid::QCD::Tdir);
#else
InsertSlice(tmp3d,tmp2,it,Grid::QCD::Tdir);
#endif
dist_source += tmp2;
}
}
}
}
std::cout << "Inversion for noise " << inoise << " and dilution component (d_k,d_t,d_alpha) : (" << dk << ","<< dt << "," << ds << ")" << std::endl;
result=zero;
LatticeFermion src5(FGrid);
LatticeFermion sol5(FGrid);
Dop.ImportPhysicalFermionSource(dist_source,src5);
SchurSolver(Dop,src5,sol5);
Dop.ExportPhysicalFermionSolution(sol5,result); //These are the meson sinks
if (compute_current_sink)
current_sink[inoise+nnoise*(dk+LI*(dt+Nt_inv*ds))] = result;
std::cout << "Contraction of perambulator from noise " << inoise << " and dilution component (d_k,d_t,d_alpha) : (" << dk << ","<< dt << "," << ds << ")" << std::endl;
for (int is = 0; is < Ns; is++) {
result_nospin = peekSpin(result,is);
for (int t = Ntfirst; t < Ntfirst + Ntlocal; t++) {
#ifdef USE_LOCAL_SLICES
ExtractSliceLocal(result_3d,result_nospin,0,t-Ntfirst,Grid::QCD::Tdir);
#else
ExtractSlice(result_3d,result_nospin,t,3);
#endif
for (int ivec = 0; ivec < nvec; ivec++) {
ExtractSliceLocal(evec3d,eig4d.evec[ivec],0,t,3);
pokeSpin(perambulator(t, ivec, dk, inoise,dt,ds),innerProduct(evec3d, result_3d),is);
}
}
}
}
}
std::cout << "perambulator done" << std::endl;
perambulator.SliceShare( grid3d, grid4d );
// THIS IS WHERE WE WANT TO SAVE THE PERAMBULATORS TO DISK
perambulator.WriteTemporary(std::string(pszPerambPack));
*/
}
END_MODULE_NAMESPACE