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https://github.com/paboyle/Grid.git
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QedFVol: Output free VP along with charged VP.
This commit is contained in:
James Harrison
parent
914f180fa3
commit
5cfc0180aa
@ -23,7 +23,7 @@ std::vector<std::string> TScalarVP::getInput(void)
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std::vector<std::string> TScalarVP::getOutput(void)
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{
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std::vector<std::string> out = {getName(), getName()+"_propQ",
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std::vector<std::string> out = {getName()+"_propQ",
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getName()+"_propSun",
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getName()+"_propTad"};
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@ -34,6 +34,7 @@ std::vector<std::string> TScalarVP::getOutput(void)
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for (unsigned int nu = 0; nu < env().getNd(); ++nu)
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{
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out.push_back(getName() + "_" + std::to_string(mu) + "_" + std::to_string(nu));
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out.push_back(getName() + "_free_" + std::to_string(mu) + "_" + std::to_string(nu));
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}
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}
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@ -53,6 +54,7 @@ void TScalarVP::setup(void)
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phaseName_.clear();
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muPropQName_.clear();
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vpTensorName_.clear();
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freeVpTensorName_.clear();
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for (unsigned int mu = 0; mu < env().getNd(); ++mu)
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{
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@ -60,12 +62,16 @@ void TScalarVP::setup(void)
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muPropQName_.push_back(getName() + "_propQ_" + std::to_string(mu));
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std::vector<std::string> vpTensorName_mu;
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std::vector<std::string> freeVpTensorName_mu;
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for (unsigned int nu = 0; nu < env().getNd(); ++nu)
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{
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vpTensorName_mu.push_back(getName() + "_" + std::to_string(mu)
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+ "_" + std::to_string(nu));
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freeVpTensorName_mu.push_back(getName() + "_free_" + std::to_string(mu)
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+ "_" + std::to_string(nu));
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}
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vpTensorName_.push_back(vpTensorName_mu);
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freeVpTensorName_.push_back(freeVpTensorName_mu);
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}
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if (!env().hasRegisteredObject(freeMomPropName_))
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@ -90,7 +96,7 @@ void TScalarVP::setup(void)
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env().registerLattice<ScalarField>(propQName_);
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for (unsigned int mu = 0; mu < env().getNd(); ++mu)
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{
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env().registerLattice<ScalarField>(muPropQName_[mu]);
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env().registerLattice<ScalarField>(muPropQName_[mu]);
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}
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env().registerLattice<ScalarField>(propSunName_);
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env().registerLattice<ScalarField>(propTadName_);
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@ -99,9 +105,9 @@ void TScalarVP::setup(void)
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for (unsigned int nu = 0; nu < env().getNd(); ++nu)
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{
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env().registerLattice<ScalarField>(vpTensorName_[mu][nu]);
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env().registerLattice<ScalarField>(freeVpTensorName_[mu][nu]);
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}
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}
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env().registerLattice<ScalarField>(getName());
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}
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// execution ///////////////////////////////////////////////////////////////////
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@ -171,12 +177,18 @@ void TScalarVP::execute(void)
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// PROPAGATOR CALCULATION
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// Propagator from unshifted source
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LOG(Message) << "Computing O(alpha) charged scalar propagator"
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<< " (mass= " << par().mass
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<< ", charge= " << q << ")..."
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<< std::endl;
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ScalarField &propQ = *env().createLattice<ScalarField>(propQName_);
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ScalarField &propSun = *env().createLattice<ScalarField>(propSunName_);
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ScalarField &propTad = *env().createLattice<ScalarField>(propTadName_);
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chargedProp(propQ, propSun, propTad, *GFSrc_, fft);
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// Propagators from shifted sources
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LOG(Message) << "Computing O(q) charged scalar propagators..."
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<< std::endl;
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std::vector<ScalarField> muPropQ;
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for (unsigned int mu = 0; mu < env().getNd(); ++mu)
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{
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@ -190,25 +202,25 @@ void TScalarVP::execute(void)
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}
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// CONTRACTIONS
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std::vector<std::vector<ScalarField> > vpTensor;
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for (unsigned int mu = 0; mu < env().getNd(); ++mu)
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{
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std::vector<ScalarField> vpTensor_mu;
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for (unsigned int nu = 0; nu < env().getNd(); ++nu)
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{
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vpTensor_mu.push_back(*env().createLattice<ScalarField>(vpTensorName_[mu][nu]));
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}
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vpTensor.push_back(vpTensor_mu);
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}
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ScalarField prop1(env().getGrid()), prop2(env().getGrid());
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EmField &A = *env().getObject<EmField>(par().emField);
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ScalarField Amu(env().getGrid());
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TComplex Anu0;
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std::vector<int> coor0 = {0, 0, 0, 0};
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std::vector<std::vector<ScalarField> > vpTensor, freeVpTensor;
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for (unsigned int mu = 0; mu < env().getNd(); ++mu)
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{
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std::vector<ScalarField> vpTensor_mu;
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std::vector<ScalarField> freeVpTensor_mu;
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for (unsigned int nu = 0; nu < env().getNd(); ++nu)
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{
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vpTensor_mu.push_back(*env().createLattice<ScalarField>(vpTensorName_[mu][nu]));
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freeVpTensor_mu.push_back(*env().createLattice<ScalarField>(freeVpTensorName_[mu][nu]));
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}
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vpTensor.push_back(vpTensor_mu);
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freeVpTensor.push_back(freeVpTensor_mu);
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}
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// Free VP
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// Charged VP
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for (unsigned int nu = 0; nu < env().getNd(); ++nu)
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{
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peekSite(Anu0, peekLorentz(A, nu), coor0);
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@ -219,9 +231,15 @@ void TScalarVP::execute(void)
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<< std::endl;
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Amu = peekLorentz(A, mu);
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// Free VP
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prop1 = *prop0_;
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prop2 = Cshift(*prop0_, nu, -1);
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freeVpTensor[mu][nu] = adj(prop2) * Cshift(prop1, mu, 1);
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freeVpTensor[mu][nu] -= Cshift(adj(prop2), mu, 1) * prop1;
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// "Exchange" terms
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prop1 = *prop0_ + q*propQ;
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prop2 = Cshift(*prop0_, nu, -1) + q*muPropQ[nu];
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prop1 += q*propQ;
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prop2 += q*muPropQ[nu];
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vpTensor[mu][nu] = adj(prop2) * (1.0 + ci*q*Amu)
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* Cshift(prop1, mu, 1) * (1.0 + ci*q*Anu0);
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vpTensor[mu][nu] -= Cshift(adj(prop2), mu, 1) * (1.0 - ci*q*Amu)
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@ -267,33 +285,6 @@ void TScalarVP::execute(void)
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}
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}
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// prop1 = *GFSrc_ + q*propQ + q*q*propSun + q*q*propTad;
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// fft.FFT_all_dim(prop1, prop1, FFT::backward);
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// for (unsigned int nu = 0; nu < env().getNd(); ++nu)
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// {
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// peekSite(Anu0, peekLorentz(A, nu), coor0);
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// prop2 = adj(*phase_[nu])*(*GFSrc_) + q*(*(muPropQ_[nu]))
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// + q*q*(*(muPropSun_[nu]) + *(muPropTad_[nu]));
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// fft.FFT_all_dim(prop2, prop2, FFT::backward);
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// std::vector<ScalarField> pi_nu;
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// for (unsigned int mu = 0; mu < env().getNd(); ++mu)
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// {
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// LOG(Message) << "Computing Pi[" << mu << "][" << nu << "]..."
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// << std::endl;
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// Amu = peekLorentz(A, mu);
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// vpTensor[mu][nu] = adj(prop2)
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// * (1.0 + ci*q*Amu - 0.5*q*q*Amu*Amu)
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// * Cshift(prop1, mu, 1)
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// * (1.0 + ci*q*Anu0 - 0.5*q*q*Anu0*Anu0);
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// vpTensor[mu][nu] -= Cshift(adj(prop2), mu, 1)
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// * (1.0 - ci*q*Amu - 0.5*q*q*Amu*Amu)
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// * prop1
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// * (1.0 + ci*q*Anu0 - 0.5*q*q*Anu0*Anu0);
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// vpTensor[mu][nu] = 2.0*real(vpTensor[mu][nu]);
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// }
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// }
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// OUTPUT IF NECESSARY
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if (!par().output.empty())
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{
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@ -322,6 +313,16 @@ void TScalarVP::execute(void)
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}
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write(writer, "Pi_"+std::to_string(mu)+"_"+std::to_string(nu),
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result);
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sliceSum(freeVpTensor[mu][nu], vecBuf, Tp);
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result.resize(vecBuf.size());
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for (unsigned int t = 0; t < vecBuf.size(); ++t)
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{
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result[t] = TensorRemove(vecBuf[t]);
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}
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write(writer,
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"Pi_"+std::to_string(mu)+"_"+std::to_string(nu)+"_free",
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result);
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}
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}
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}
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@ -335,11 +336,6 @@ void TScalarVP::chargedProp(ScalarField &prop_q, ScalarField &prop_sun,
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Complex ci(0.0,1.0);
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ScalarField &G = *freeMomProp_;
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ScalarField buf(env().getGrid());
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LOG(Message) << "Computing charged scalar propagator"
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<< " (mass= " << par().mass
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<< ", charge= " << par().charge << ")..."
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<< std::endl;
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// -G*momD1*G*F*Src (momD1 = F*D1*Finv)
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buf = GFSrc;
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@ -52,7 +52,8 @@ private:
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prop0Name_, propQName_,
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propSunName_, propTadName_;
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std::vector<std::string> phaseName_, muPropQName_;
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std::vector<std::vector<std::string> > vpTensorName_;
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std::vector<std::vector<std::string> > vpTensorName_,
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freeVpTensorName_;
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ScalarField *freeMomProp_, *GFSrc_,
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*prop0_;
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std::vector<ScalarField *> phase_;
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