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Fix energy #31

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Fix energy #31

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4 changes: 3 additions & 1 deletion converter/src/DelphesEDM4HepConverter.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -219,7 +219,9 @@ void DelphesEDM4HepConverter::processTracks(const TClonesArray* delphesCollectio
auto cand = particleCollection->create();
cand.setCharge(delphesCand->Charge);
const auto momentum = delphesCand->P4();
cand.setEnergy(momentum.E());
//Particle masses in Delphes are 0, so the energy should be recalculated if ones sets the mass to something else
//cand.setEnergy(momentum.E());
cand.setEnergy(sqrt(momentum.Px()*momentum.Px() + momentum.Py()*momentum.Py() + momentum.Pz()*momentum.Pz()) + trackMass*trackMass);
cand.setMomentum({(float) momentum.Px(), (float) momentum.Py(), (float) momentum.Pz()});
// At this point indiscriminantly set the mass for each track. If this is a
// muon or an electron, the mass will be set to the appropriate value later.
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