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[PWGCF] twoParticleCorrelationsMpi.cxx: Changed processSameGenMC to subscribe… #17526

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[PWGCF] twoParticleCorrelationsMpi.cxx: Changed processSameGenMC to subscribe… #17526

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30 changes: 12 additions & 18 deletions PWGCF/TwoParticleCorrelations/Tasks/twoParticleCorrelationsMpi.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -254,8 +254,6 @@ struct TwoParticleCorrelationsMpi {

using AodCollisions = soa::Filtered<soa::Join<aod::Collisions, aod::EvSels, aod::CentRun2V0Ms>>;
using AodTracks = soa::Filtered<soa::Join<aod::Tracks, aod::TrackSelection>>;
using FilteredMcParticles = soa::Filtered<aod::McParticles>;
using McCollisionsWithHepMC = soa::Join<aod::McCollisions, aod::HepMCXSections>;

using DerivedCollisions = soa::Filtered<aod::CFCollisions>;
using DerivedTracks = soa::Filtered<aod::CFTracks>;
Expand All @@ -265,6 +263,9 @@ struct TwoParticleCorrelationsMpi {
if (doprocessMCSameDerived && (doprocessSameDerived || doprocessSameDerivedMultSet)) {
LOGF(fatal, "processMCSameDerived is mutually exclusive with the reconstructed derived same-event processes because it also fills those outputs");
}
if (doprocessSameGenMC && doprocessMCSameDerived) {
LOGF(fatal, "processSameGenMC and processMCSameDerived are mutually exclusive because both fill the generated same-event outputs");
}
if (!cfgNuncSeedsTemplateFile.value.empty() && !cfgNuncSeedsTemplate.value.empty()) {
LOGF(fatal, "Configure only one template source: cfgNuncSeedsTemplateFile or cfgNuncSeedsTemplate");
}
Expand Down Expand Up @@ -1464,32 +1465,25 @@ struct TwoParticleCorrelationsMpi {
}
PROCESS_SWITCH(TwoParticleCorrelationsMpi, processSameAOD, "Process same event on AOD", true);

void processSameGenMC(McCollisionsWithHepMC::iterator const& mcCollision, FilteredMcParticles const& mcParticles, aod::BCsWithTimestamps const&)
void processSameGenMC(soa::Filtered<aod::CFMcCollisionsWithExtra>::iterator const& mcCollision,
soa::Filtered<aod::CFMcParticles> const& mcParticles,
soa::SmallGroups<aod::CFCollisionsWithLabel> const& collisions)
{
if (std::abs(mcCollision.posZ()) >= cfgCutVertex) {
return;
}
const auto bc = mcCollision.bc_as<aod::BCsWithTimestamps>();
loadCcdbYieldTemplates(bc.timestamp());

int generatedMultiplicity = 0;
for (const auto& particle : mcParticles) {
if (!particle.isPhysicalPrimary()) {
continue;
}
const auto* pdgParticle = pdg->GetParticle(particle.pdgCode());
if (pdgParticle && pdgParticle->Charge() != 0.0) {
++generatedMultiplicity;
if (!cfgNuncSeedsTemplate.value.empty()) {
for (const auto& collision : collisions) {
loadCcdbYieldTemplates(collision.timestamp());
break;
}
}

const auto generatedMultiplicity = mcCollision.multiplicity();
fillContainerEvent(same, generatedMultiplicity, CorrelationContainer::kCFStepAll);
EventSeedEstimate seedEstimate;
fillCorrelations<CorrelationContainer::kCFStepAll>(same, mcParticles, mcParticles, generatedMultiplicity, mcCollision.posZ(), 0, 1.0f, &seedEstimate);
finalizeEventSeedEstimate(seedEstimate);
fillGeneratedMCValidation(generatedMultiplicity, seedEstimate, mcCollision.nMPI());
}
PROCESS_SWITCH(TwoParticleCorrelationsMpi, processSameGenMC, "Process generated MC events and validate the template estimator against HepMC N MPI", false);
PROCESS_SWITCH(TwoParticleCorrelationsMpi, processSameGenMC, "Process generated MC events from derived data and validate against the stored HepMC N MPI", false);

template <class CollType, class TTracks1, class TTracks2>
void processSameDerivedT(CollType const& collision, TTracks1 const& tracks1, TTracks2 const& tracks2, const int* trueNMPI = nullptr)
Expand Down
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