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[PWGCF] FemtoUniverse cascade task -- fixed cascade QA histogram and added TOF check for cascade-cascade #11300

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Merged
prchakra merged 1 commit into from
May 22, 2025
Merged

[PWGCF] FemtoUniverse cascade task -- fixed cascade QA histogram and added TOF check for cascade-cascade #11300

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8 changes: 4 additions & 4 deletions PWGCF/FemtoUniverse/Core/FemtoUniverseParticleHisto.h
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Original file line number Diff line number Diff line change
Expand Up @@ -117,8 +117,8 @@ class FemtoUniverseParticleHisto
mHistogramRegistry->add((folderName + folderSuffix + "/hDecayVtxX").c_str(), "; #it{Vtx}_{x} (cm); Entries", kTH1F, {{2000, 0, 200}});
mHistogramRegistry->add((folderName + folderSuffix + "/hDecayVtxY").c_str(), "; #it{Vtx}_{y} (cm)); Entries", kTH1F, {{2000, 0, 200}});
mHistogramRegistry->add((folderName + folderSuffix + "/hDecayVtxZ").c_str(), "; #it{Vtx}_{z} (cm); Entries", kTH1F, {{2000, 0, 200}});
mHistogramRegistry->add((folderName + folderSuffix + "/hInvMassCascade").c_str(), "; M_{Cascade}; Entries", kTH1F, {{2000, 1.f, 1.8f}});
mHistogramRegistry->add((folderName + folderSuffix + "/hInvMassAntiCascade").c_str(), "; M_{AntiCascade}; Entries", kTH1F, {{2000, 1.f, 1.8f}});
mHistogramRegistry->add((folderName + folderSuffix + "/hInvMassXi").c_str(), "; M_{Xi}; Entries", kTH1F, {{2000, 1.f, 1.8f}});
mHistogramRegistry->add((folderName + folderSuffix + "/hInvMassOmega").c_str(), "; M_{Omega}; Entries", kTH1F, {{2000, 1.f, 1.8f}});
}
}

Expand Down Expand Up @@ -318,8 +318,8 @@ class FemtoUniverseParticleHisto
mHistogramRegistry->fill(histFolder + HIST(o2::aod::femtouniverse_mc_particle::MCTypeName[mc]) + HIST("/hDecayVtxX"), part.decayVtxX());
mHistogramRegistry->fill(histFolder + HIST(o2::aod::femtouniverse_mc_particle::MCTypeName[mc]) + HIST("/hDecayVtxY"), part.decayVtxY());
mHistogramRegistry->fill(histFolder + HIST(o2::aod::femtouniverse_mc_particle::MCTypeName[mc]) + HIST("/hDecayVtxZ"), part.decayVtxZ());
mHistogramRegistry->fill(histFolder + HIST(o2::aod::femtouniverse_mc_particle::MCTypeName[mc]) + HIST("/hInvMassCascade"), part.mLambda());
mHistogramRegistry->fill(histFolder + HIST(o2::aod::femtouniverse_mc_particle::MCTypeName[mc]) + HIST("/hInvMassAntiCascade"), part.mAntiLambda());
mHistogramRegistry->fill(histFolder + HIST(o2::aod::femtouniverse_mc_particle::MCTypeName[mc]) + HIST("/hInvMassXi"), part.mLambda());
mHistogramRegistry->fill(histFolder + HIST(o2::aod::femtouniverse_mc_particle::MCTypeName[mc]) + HIST("/hInvMassOmega"), part.mAntiLambda());
}
}

Expand Down
46 changes: 27 additions & 19 deletions PWGCF/FemtoUniverse/Tasks/femtoUniversePairTaskTrackCascadeExtended.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -351,7 +351,7 @@ struct femtoUniversePairTaskTrackCascadeExtended {
}
}
PROCESS_SWITCH(femtoUniversePairTaskTrackCascadeExtended, processCascades, "Enable processing cascades", false);
/// track - cascade
/// track - cascade correlations
void processSameEvent(const FilteredFDCollision& col, const FemtoFullParticles& parts)
{
auto groupPartsOne = partsOne->sliceByCached(aod::femtouniverseparticle::fdCollisionId, col.globalIndex(), cache);
Expand All @@ -362,7 +362,7 @@ struct femtoUniversePairTaskTrackCascadeExtended {
const int multCol = confUseCent ? col.multV0M() : col.multNtr();

for (const auto& part : groupPartsTwo) {
if (!invMCascade(part.mLambda(), part.mAntiLambda(), confCascType1))
if (!invMCascade(part.mLambda(), part.mAntiLambda(), confCascType1)) /// mLambda stores Xi mass, mAntiLambda stores Omega mass
continue;

cascQAHistos.fillQA<false, true>(part);
Expand Down Expand Up @@ -404,7 +404,7 @@ struct femtoUniversePairTaskTrackCascadeExtended {
}

for (const auto& [p1, p2] : combinations(CombinationsFullIndexPolicy(groupPartsOne, groupPartsTwo))) {
// Cascade invariant mass cut
// Cascade inv mass cut (mLambda stores Xi mass, mAntiLambda stores Omega mass)
if (!invMCascade(p2.mLambda(), p2.mAntiLambda(), confCascType1))
continue;
// PID
Expand All @@ -427,7 +427,7 @@ struct femtoUniversePairTaskTrackCascadeExtended {
}
}
PROCESS_SWITCH(femtoUniversePairTaskTrackCascadeExtended, processSameEvent, "Enable processing same event for track - cascade", false);
/// cascade - cascade
/// cascade - cascade correlations
void processSameEventCasc(const FilteredFDCollision& col, const FemtoFullParticles& parts)
{
const auto& magFieldTesla = col.magField();
Expand All @@ -439,7 +439,7 @@ struct femtoUniversePairTaskTrackCascadeExtended {
const int multCol = confUseCent ? col.multV0M() : col.multNtr();

for (const auto& part : groupPartsTwo) {
if (!invMCascade(part.mLambda(), part.mAntiLambda(), confCascType1))
if (!invMCascade(part.mLambda(), part.mAntiLambda(), confCascType1)) /// mLambda stores Xi mass, mAntiLambda stores Omega mass
continue;

cascQAHistos.fillQA<false, true>(part);
Expand All @@ -448,22 +448,24 @@ struct femtoUniversePairTaskTrackCascadeExtended {
const auto& negChild = parts.iteratorAt(part.index() - 2);
const auto& bachelor = parts.iteratorAt(part.index() - 1);
/// Check daughters of first cascade
if (isParticleTPC(posChild, CascChildTable[confCascType1][0]) && isParticleTPC(negChild, CascChildTable[confCascType1][1]) && isParticleTPC(bachelor, CascChildTable[confCascType1][2])) {
if (!isParticleTPC(posChild, CascChildTable[confCascType1][0]) || !isParticleTPC(negChild, CascChildTable[confCascType1][1]) || !isParticleTPC(bachelor, CascChildTable[confCascType1][2]))
continue;
if (!isParticleTOF(posChild, CascChildTable[confCascType1][0]) || !isParticleTOF(negChild, CascChildTable[confCascType1][1]) || !isParticleTOF(bachelor, CascChildTable[confCascType1][2]))
continue;

posChildHistos.fillQA<false, true>(posChild);
negChildHistos.fillQA<false, true>(negChild);
bachHistos.fillQABase<false, true>(bachelor, HIST("hBachelor"));
}
posChildHistos.fillQA<false, true>(posChild);
negChildHistos.fillQA<false, true>(negChild);
bachHistos.fillQABase<false, true>(bachelor, HIST("hBachelor"));
/// Check daughters of second cascade
/*if (isParticleTPC(posChild, CascChildTable[confCascType2][0]) && isParticleTPC(negChild, CascChildTable[confCascType2][1]) && isParticleTPC(bachelor, CascChildTable[confCascType2][2])) {
}*/
}

auto pairDuplicateCheckFunc = [&](auto& p1, auto& p2) -> void {
// Cascade invariant mass cut for p1
// Cascade inv mass cut for p1 (mLambda stores Xi mass, mAntiLambda stores Omega mass)
if (!invMCascade(p1.mLambda(), p1.mAntiLambda(), confCascType1))
return;
// Cascade invariant mass cut for p2
// Cascade inv mass cut for p2
if (!invMCascade(p2.mLambda(), p2.mAntiLambda(), confCascType2))
return;
// track cleaning & checking for duplicate pairs
Expand All @@ -477,10 +479,8 @@ struct femtoUniversePairTaskTrackCascadeExtended {
auto pairProcessFunc = [&](auto& p1, auto& p2) -> void {
if (cascDuplicates.contains(p1.globalIndex()) || cascDuplicates.contains(p2.globalIndex()))
return;
// Cascade invariant mass cut for p1
if (!invMCascade(p1.mLambda(), p1.mAntiLambda(), confCascType1))
return;
// Cascade invariant mass cut for p2
if (!invMCascade(p2.mLambda(), p2.mAntiLambda(), confCascType2))
return;
if (confIsCPR.value) {
Expand All @@ -494,12 +494,16 @@ struct femtoUniversePairTaskTrackCascadeExtended {
/// Child particles must pass this condition to be selected
if (!isParticleTPC(posChild1, CascChildTable[confCascType1][0]) || !isParticleTPC(negChild1, CascChildTable[confCascType1][1]) || !isParticleTPC(bachelor1, CascChildTable[confCascType1][2]))
return;
if (!isParticleTOF(posChild1, CascChildTable[confCascType1][0]) || !isParticleTOF(negChild1, CascChildTable[confCascType1][1]) || !isParticleTOF(bachelor1, CascChildTable[confCascType1][2]))
return;
const auto& posChild2 = parts.iteratorAt(p2.index() - 3);
const auto& negChild2 = parts.iteratorAt(p2.index() - 2);
const auto& bachelor2 = parts.iteratorAt(p2.index() - 1);
/// Child particles must pass this condition to be selected
if (!isParticleTPC(posChild2, CascChildTable[confCascType2][0]) || !isParticleTPC(negChild2, CascChildTable[confCascType2][1]) || !isParticleTPC(bachelor2, CascChildTable[confCascType2][2]))
return;
if (!isParticleTOF(posChild2, CascChildTable[confCascType2][0]) || !isParticleTOF(negChild2, CascChildTable[confCascType2][1]) || !isParticleTOF(bachelor2, CascChildTable[confCascType2][2]))
return;

sameEventCont.setPair<false>(p1, p2, multCol, confUse3D, 1.0f);
};
Expand All @@ -523,7 +527,7 @@ struct femtoUniversePairTaskTrackCascadeExtended {
}
}
PROCESS_SWITCH(femtoUniversePairTaskTrackCascadeExtended, processSameEventCasc, "Enable processing same event for cascade - cascade", false);
/// track - cascade
/// track - cascade correlations
void processMixedEvent(const FilteredFDCollisions& cols, const FemtoFullParticles& parts)
{
ColumnBinningPolicy<aod::collision::PosZ, aod::femtouniversecollision::MultNtr> colBinning{{confVtxBins, confMultBins}, true};
Expand All @@ -541,7 +545,7 @@ struct femtoUniversePairTaskTrackCascadeExtended {
continue;
}
for (const auto& [p1, p2] : combinations(CombinationsFullIndexPolicy(groupPartsOne, groupPartsTwo))) {
// Cascade invariant mass cut
// Cascade inv mass cut (mLambda stores Xi mass, mAntiLambda stores Omega mass)
if (!invMCascade(p2.mLambda(), p2.mAntiLambda(), confCascType1))
continue;
// PID
Expand All @@ -567,7 +571,7 @@ struct femtoUniversePairTaskTrackCascadeExtended {
}
}
PROCESS_SWITCH(femtoUniversePairTaskTrackCascadeExtended, processMixedEvent, "Enable processing mixed event for track - cascade", false);
/// cascade - cascade
/// cascade - cascade correlations
void processMixedEventCasc(const FilteredFDCollisions& cols, const FemtoFullParticles& parts)
{
ColumnBinningPolicy<aod::collision::PosZ, aod::femtouniversecollision::MultNtr> colBinning{{confVtxBins, confMultBins}, true};
Expand All @@ -585,10 +589,10 @@ struct femtoUniversePairTaskTrackCascadeExtended {
continue;
}
for (const auto& [p1, p2] : combinations(CombinationsFullIndexPolicy(groupPartsOne, groupPartsTwo))) {
// Cascade invariant mass cut for p1
// Cascade inv mass cut for p1 (mLambda stores Xi mass, mAntiLambda stores Omega mass)
if (!invMCascade(p1.mLambda(), p1.mAntiLambda(), confCascType1))
continue;
// Cascade invariant mass cut for p2
// Cascade inv mass cut for p2
if (!invMCascade(p2.mLambda(), p2.mAntiLambda(), confCascType2))
continue;

Expand All @@ -598,12 +602,16 @@ struct femtoUniversePairTaskTrackCascadeExtended {
/// Child particles must pass this condition to be selected
if (!isParticleTPC(posChild1, CascChildTable[confCascType1][0]) || !isParticleTPC(negChild1, CascChildTable[confCascType1][1]) || !isParticleTPC(bachelor1, CascChildTable[confCascType1][2]))
return;
if (!isParticleTOF(posChild1, CascChildTable[confCascType1][0]) || !isParticleTOF(negChild1, CascChildTable[confCascType1][1]) || !isParticleTOF(bachelor1, CascChildTable[confCascType1][2]))
return;
const auto& posChild2 = parts.iteratorAt(p2.index() - 3);
const auto& negChild2 = parts.iteratorAt(p2.index() - 2);
const auto& bachelor2 = parts.iteratorAt(p2.index() - 1);
/// Child particles must pass this condition to be selected
if (!isParticleTPC(posChild2, CascChildTable[confCascType2][0]) || !isParticleTPC(negChild2, CascChildTable[confCascType2][1]) || !isParticleTPC(bachelor2, CascChildTable[confCascType2][2]))
return;
if (!isParticleTOF(posChild2, CascChildTable[confCascType2][0]) || !isParticleTOF(negChild2, CascChildTable[confCascType2][1]) || !isParticleTOF(bachelor2, CascChildTable[confCascType2][2]))
return;
// track cleaning
if (!pairCleanerCasc.isCleanPair(p1, p2, parts)) {
continue;
Expand Down