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QedFVol: Add missing factor of 2 in free vacuum polarisation

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This commit is contained in:
James Harrison 2017-06-07 16:34:09 +01:00
parent 5cfc0180aa
commit 009f48a904
1 changed files with 58 additions and 0 deletions
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58
extras/Hadrons/Modules/MScalar/ScalarVP.cc
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@ -185,6 +185,63 @@ void TScalarVP::execute(void)
ScalarField &propSun = *env().createLattice<ScalarField>(propSunName_); ScalarField &propSun = *env().createLattice<ScalarField>(propSunName_);
ScalarField &propTad = *env().createLattice<ScalarField>(propTadName_); ScalarField &propTad = *env().createLattice<ScalarField>(propTadName_);
chargedProp(propQ, propSun, propTad, *GFSrc_, fft); chargedProp(propQ, propSun, propTad, *GFSrc_, fft);
// // OUTPUT IF NECESSARY
// if (!par().output.empty())
// {
// ScalarField fullProp = (*prop0_) + q*propQ + q*q*propSun + q*q*propTad;
// std::string filename = par().output + "_prop_000." +
// std::to_string(env().getTrajectory());
// LOG(Message) << "Saving zero-momentum projection to '"
// << filename << "'..." << std::endl;
// CorrWriter writer(filename);
// std::vector<TComplex> vecBuf;
// std::vector<Complex> result;
// write(writer, "charge", q);
// // Write full propagator
// sliceSum(fullProp, vecBuf, Tp);
// result.resize(vecBuf.size());
// for (unsigned int t = 0; t < vecBuf.size(); ++t)
// {
// result[t] = TensorRemove(vecBuf[t]);
// }
// write(writer, "prop", result);
// // Write free propagator
// sliceSum(*prop0_, vecBuf, Tp);
// for (unsigned int t = 0; t < vecBuf.size(); ++t)
// {
// result[t] = TensorRemove(vecBuf[t]);
// }
// write(writer, "prop_0", result);
// // Write propagator D1 term
// sliceSum(propD1, vecBuf, Tp);
// for (unsigned int t = 0; t < vecBuf.size(); ++t)
// {
// result[t] = TensorRemove(vecBuf[t]);
// }
// write(writer, "prop_q", result);
// // Write propagator D1D1 term
// sliceSum(propD1D1, vecBuf, Tp);
// for (unsigned int t = 0; t < vecBuf.size(); ++t)
// {
// result[t] = TensorRemove(vecBuf[t]);
// }
// write(writer, "prop_sun", result);
// // Write propagator D2 term
// sliceSum(propD2, vecBuf, Tp);
// for (unsigned int t = 0; t < vecBuf.size(); ++t)
// {
// result[t] = TensorRemove(vecBuf[t]);
// }
// write(writer, "prop_tad", result);
// }
// Propagators from shifted sources // Propagators from shifted sources
LOG(Message) << "Computing O(q) charged scalar propagators..." LOG(Message) << "Computing O(q) charged scalar propagators..."
@ -281,6 +338,7 @@ void TScalarVP::execute(void)
* (-0.5)*q*q*Amu*Amu * (-0.5)*q*q*Amu*Amu
* prop1; * prop1;
freeVpTensor[mu][nu] = 2.0*real(freeVpTensor[mu][nu]);
vpTensor[mu][nu] = 2.0*real(vpTensor[mu][nu]); vpTensor[mu][nu] = 2.0*real(vpTensor[mu][nu]);
} }
} }