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Just realised that the trace is at every lattice site, so moved the check for no smearing further up

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This commit is contained in:
Michael Marshall 2019-04-26 17:23:18 +01:00
parent e223d0b99f
commit 5aca4e8670
1 changed files with 18 additions and 18 deletions
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36
Grid/qcd/smearing/StoutSmearing.h
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@ -41,6 +41,7 @@ namespace QCD {
template <class Gimpl> template <class Gimpl>
class Smear_Stout : public Smear<Gimpl> { class Smear_Stout : public Smear<Gimpl> {
private: private:
int OrthogDim = -1;
const std::vector<double> SmearRho{}; const std::vector<double> SmearRho{};
// Smear<Gimpl>* ownership semantics: // Smear<Gimpl>* ownership semantics:
// Smear<Gimpl>* passed in to constructor are owned by caller, so we don't delete them here // Smear<Gimpl>* passed in to constructor are owned by caller, so we don't delete them here
@ -76,7 +77,7 @@ public:
/*! Default constructor. rho is constant in all directions, optionally except for orthogonal dimension */ /*! Default constructor. rho is constant in all directions, optionally except for orthogonal dimension */
Smear_Stout(double rho, int orthogdim = -1) Smear_Stout(double rho, int orthogdim = -1)
//: OwnedBase{(orthogdim<0 || orthogdim>=Nd) ? new Smear_APE<Gimpl>(rho) : new Smear_APE<Gimpl>(rho3D(rho,orthogdim))}, //: OwnedBase{(orthogdim<0 || orthogdim>=Nd) ? new Smear_APE<Gimpl>(rho) : new Smear_APE<Gimpl>(rho3D(rho,orthogdim))},
: SmearRho{ rho3D(rho,orthogdim) }, OwnedBase{ new Smear_APE<Gimpl>(SmearRho) }, SmearBase{OwnedBase.get()} { : OrthogDim{orthogdim}, SmearRho{ rho3D(rho,orthogdim) }, OwnedBase{ new Smear_APE<Gimpl>(SmearRho) }, SmearBase{OwnedBase.get()} {
std::cout << GridLogDebug << "Stout smearing constructor : Smear_StoutSmear_Stout(double rho, int orthogdim = -1)\nrho3d=" << SmearRho << std::endl; std::cout << GridLogDebug << "Stout smearing constructor : Smear_StoutSmear_Stout(double rho, int orthogdim = -1)\nrho3d=" << SmearRho << std::endl;
assert(Nc == 3 && "Stout smearing currently implemented only for Nc==3"); assert(Nc == 3 && "Stout smearing currently implemented only for Nc==3");
} }
@ -98,13 +99,17 @@ public:
SmearBase->smear(C, U); SmearBase->smear(C, U);
for (int mu = 0; mu < Nd; mu++) { for (int mu = 0; mu < Nd; mu++) {
tmp = peekLorentz(C, mu); if( mu == OrthogDim )
Umu = peekLorentz(U, mu); tmp = 1.0;
iq_mu = Ta( else {
tmp * tmp = peekLorentz(C, mu);
adj(Umu)); // iq_mu = Ta(Omega_mu) to match the signs with the paper Umu = peekLorentz(U, mu);
exponentiate_iQ(tmp, iq_mu); iq_mu = Ta(
pokeLorentz(u_smr, tmp * Umu, mu); // u_smr = exp(iQ_mu)*U_mu tmp *
adj(Umu)); // iq_mu = Ta(Omega_mu) to match the signs with the paper
exponentiate_iQ(tmp, iq_mu);
pokeLorentz(u_smr, tmp * Umu, mu); // u_smr = exp(iQ_mu)*U_mu
}
} }
std::cout << GridLogDebug << "Stout smearing completed" << std::endl; std::cout << GridLogDebug << "Stout smearing completed" << std::endl;
}; };
@ -142,16 +147,11 @@ public:
iQ2 = iQ * iQ; iQ2 = iQ * iQ;
iQ3 = iQ * iQ2; iQ3 = iQ * iQ2;
Real tr = real(trace(iQ2)); //We should check sgn(c0) here already and then apply eq (34) from 0311018
if(tr > -0.0000001 && tr < 0.00000001 ) // Felix, please check this set_uw(u, w, iQ2, iQ3);
e_iQ = unity; set_fj(f0, f1, f2, u, w);
else {
//We should check sgn(c0) here already and then apply eq (34) from 0311018 e_iQ = f0 * unity + timesMinusI(f1) * iQ - f2 * iQ2;
set_uw(u, w, iQ2, iQ3);
set_fj(f0, f1, f2, u, w);
e_iQ = f0 * unity + timesMinusI(f1) * iQ - f2 * iQ2;
}
}; };
void set_uw(LatticeComplex& u, LatticeComplex& w, GaugeLinkField& iQ2, void set_uw(LatticeComplex& u, LatticeComplex& w, GaugeLinkField& iQ2,