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[PWGCF] FemtoUniverse: Fix doFractionsMCTruth function #14555

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Merged
prchakra merged 1 commit into from
Jan 20, 2026
+33 −25
Merged

[PWGCF] FemtoUniverse: Fix doFractionsMCTruth function #14555

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58 changes: 33 additions & 25 deletions PWGCF/FemtoUniverse/Tasks/femtoUniversePairTaskTrackTrackMultKtExtended.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -882,40 +882,48 @@ struct FemtoUniversePairTaskTrackTrackMultKtExtended {
/// \tparam isMC: enables Monte Carlo truth specific histograms
/// \param groupPartsOne partition for the first particle passed by the process function
/// \param groupPartsTwo partition for the second particle passed by the process function
template <bool isMC, bool doFractions, typename PartitionType>
template <bool isMC, typename PartitionType>
void doFractionsMCTruth(PartitionType groupPartsOne, PartitionType groupPartsTwo, int ContType)
{

for (const auto& [p1, p2] : combinations(CombinationsFullIndexPolicy(groupPartsOne, groupPartsTwo))) {

int pdgCodePartOne = static_cast<int>(p1.pidCut());
const auto& pdgParticleOne = pdg->GetParticle(pdgCodePartOne);
int pdgCodePartTwo = static_cast<int>(p2.pidCut());
const auto& pdgParticleTwo = pdg->GetParticle(pdgCodePartTwo);
switch (ContType) {
case 1: {
switch (ContType) {
case 1: {
for (const auto& [p1, p2] : combinations(CombinationsFullIndexPolicy(groupPartsOne, groupPartsTwo))) {
int pdgCodePartOne = static_cast<int>(p1.pidCut());
const auto& pdgParticleOne = pdg->GetParticle(pdgCodePartOne);
int pdgCodePartTwo = static_cast<int>(p2.pidCut());
const auto& pdgParticleTwo = pdg->GetParticle(pdgCodePartTwo);
if (pdgParticleOne && pdgParticleTwo && (pdgCodePartOne == trackonefilter.confPDGCodePartOne) && (pdgCodePartTwo == tracktwofilter.confPDGCodePartTwo)) {
continue;
mixedMultRegistryPM.fill(HIST("MCtruth/motherParticle"), p1.tempFitVar(), p2.tempFitVar());
}
mixedMultRegistryPM.fill(HIST("MCtruth/motherParticle"), p1.tempFitVar(), p2.tempFitVar());
break;
}
case 2: {
break;
}
case 2: {
for (const auto& [p1, p2] : combinations(CombinationsFullIndexPolicy(groupPartsOne, groupPartsOne))) {
int pdgCodePartOne = static_cast<int>(p1.pidCut());
const auto& pdgParticleOne = pdg->GetParticle(pdgCodePartOne);
int pdgCodePartTwo = static_cast<int>(p2.pidCut());
const auto& pdgParticleTwo = pdg->GetParticle(pdgCodePartTwo);
if (pdgParticleOne && pdgParticleTwo && (pdgCodePartOne == trackonefilter.confPDGCodePartOne) && (pdgCodePartTwo == trackonefilter.confPDGCodePartOne)) {
continue;
mixedMultRegistryPP.fill(HIST("MCtruth/motherParticle"), p1.tempFitVar(), p2.tempFitVar());
}
mixedMultRegistryPP.fill(HIST("MCtruth/motherParticle"), p1.tempFitVar(), p2.tempFitVar());
break;
}
case 3: {
break;
}
case 3: {
for (const auto& [p1, p2] : combinations(CombinationsFullIndexPolicy(groupPartsTwo, groupPartsTwo))) {
int pdgCodePartOne = static_cast<int>(p1.pidCut());
const auto& pdgParticleOne = pdg->GetParticle(pdgCodePartOne);
int pdgCodePartTwo = static_cast<int>(p2.pidCut());
const auto& pdgParticleTwo = pdg->GetParticle(pdgCodePartTwo);
if (pdgParticleOne && pdgParticleTwo && (pdgCodePartOne == tracktwofilter.confPDGCodePartTwo) && (pdgCodePartTwo == tracktwofilter.confPDGCodePartTwo)) {
continue;
mixedMultRegistryMM.fill(HIST("MCtruth/motherParticle"), p1.tempFitVar(), p2.tempFitVar());
}
mixedMultRegistryMM.fill(HIST("MCtruth/motherParticle"), p1.tempFitVar(), p2.tempFitVar());
}
default:
break;
break;
}
default:
break;
}
}

Expand All @@ -942,13 +950,13 @@ struct FemtoUniversePairTaskTrackTrackMultKtExtended {
auto groupPartsOne = partsOneMCTruth->sliceByCached(aod::femtouniverseparticle::fdCollisionId, collision1.globalIndex(), cache);
auto groupPartsTwo = partsTwoMCTruth->sliceByCached(aod::femtouniverseparticle::fdCollisionId, collision2.globalIndex(), cache);
if (processPair.cfgProcessPM) {
doFractionsMCTruth<true, true>(groupPartsOne, groupPartsTwo, 1);
doFractionsMCTruth<true>(groupPartsOne, groupPartsTwo, 1);
}
if (processPair.cfgProcessPP) {
doFractionsMCTruth<true, true>(groupPartsOne, groupPartsOne, 2);
doFractionsMCTruth<true>(groupPartsOne, groupPartsOne, 2);
}
if (processPair.cfgProcessMM) {
doFractionsMCTruth<true, true>(groupPartsTwo, groupPartsTwo, 3);
doFractionsMCTruth<true>(groupPartsTwo, groupPartsTwo, 3);
}
}
}
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