Skip to content

[PWGCF] FemtoUniverse Cascade Task -- updated track NSigma PID to address hasTOF #15607

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
prchakra merged 1 commit into from
Apr 1, 2026
+21 −26
Merged

[PWGCF] FemtoUniverse Cascade Task -- updated track NSigma PID to address hasTOF #15607

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
47 changes: 21 additions & 26 deletions PWGCF/FemtoUniverse/Tasks/femtoUniversePairTaskTrackCascadeExtended.cxx
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -58,10 +58,6 @@
Configurable<float> confCascInvMassLowLimit{"confCascInvMassLowLimit", 1.315, "Lower limit of the Casc invariant mass"};
Configurable<float> confCascInvMassUpLimit{"confCascInvMassUpLimit", 1.325, "Upper limit of the Casc invariant mass"};

// TODO: Add seperate selection for daughter particles
// Configurable<float> confNSigmaTPCPion{"confNSigmaTPCPion", 4, "NSigmaTPCPion"};
// Configurable<float> confNSigmaTPCProton{"confNSigmaTPCProton", 4, "NSigmaTPCProton"};

/// applying narrow cut
Configurable<float> confZVertexCut{"confZVertexCut", 10.f, "Event sel: Maximum z-Vertex (cm)"};
Configurable<float> confEta{"confEta", 0.8, "Eta cut for the global track"};
Expand Down Expand Up @@ -172,7 +168,7 @@

bool invMCascade(float invMassXi, float invMassOmega, int cascType)
{
return (((cascType == 1 || cascType == 3) && (invMassXi > confCascInvMassLowLimit && invMassXi < confCascInvMassUpLimit)) || ((cascType == 0 || cascType == 2) && (invMassOmega > confCascInvMassLowLimit && invMassOmega < confCascInvMassUpLimit)));

Check failure on line 171 in PWGCF/FemtoUniverse/Tasks/femtoUniversePairTaskTrackCascadeExtended.cxx

View workflow job for this annotation

GitHub Actions / O2 linter

[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
}

bool isNSigmaTPC(float nsigmaTPCParticle)
Expand Down Expand Up @@ -200,10 +196,24 @@

bool isNSigmaCombined(float mom, float nsigmaTPCParticle, float nsigmaTOFParticle, bool hasTOF)
{
if (mom <= confmom || hasTOF == 0) {
if (mom <= confmom) {
return (std::abs(nsigmaTPCParticle) < confNsigmaTPCParticle);
} else {
} else if (hasTOF == 1) {
return (TMath::Hypot(nsigmaTOFParticle, nsigmaTPCParticle) < confNsigmaCombinedParticle);
} else {
return false;
}
}

template <typename T>
bool isNSigmaCombinedBitmask(float mom, const T& part)
{
if (mom <= confmom) {
return ((part.pidCut() & (1u << confTrackChoicePartOne)) != 0);
} else if ((part.pidCut() & 512u) != 0) {
return ((part.pidCut() & (64u << confTrackChoicePartOne)) != 0);
} else {
return false;
}
}

Expand Down Expand Up @@ -447,7 +457,7 @@
continue;

if (confUseStrangenessTOF) {
if (((confCascType1 == 1 || confCascType1 == 3) && (part.pidCut() & 7) != 7) || ((confCascType1 == 0 || confCascType1 == 2) && (part.pidCut() & 56) != 56))

Check failure on line 460 in PWGCF/FemtoUniverse/Tasks/femtoUniversePairTaskTrackCascadeExtended.cxx

View workflow job for this annotation

GitHub Actions / O2 linter

[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
continue;
} else {
if ((posChild.pidCut() & (8u << CascChildTable[confCascType1][0])) == 0 || (negChild.pidCut() & (8u << CascChildTable[confCascType1][1])) == 0 || (bachelor.pidCut() & (8u << CascChildTable[confCascType1][2])) == 0)
Expand Down Expand Up @@ -481,10 +491,7 @@
trackHistoPartOneNeg.fillQA<false, false>(part);
}
} else {
if ((part.pidCut() & 512u) != 0) {
if ((part.pidCut() & (64u << confTrackChoicePartOne)) == 0)
continue;
} else if ((part.pidCut() & (1u << confTrackChoicePartOne)) == 0) {
if (!isNSigmaCombinedBitmask(part.p(), part)) {
continue;
}
if (part.mAntiLambda() > 0) {
Expand All @@ -504,10 +511,7 @@
if (!isParticleCombined(p1, confTrackChoicePartOne))
continue;
} else {
if ((p1.pidCut() & 512u) != 0) {
if ((p1.pidCut() & (64u << confTrackChoicePartOne)) == 0)
continue;
} else if ((p1.pidCut() & (1u << confTrackChoicePartOne)) == 0) {
if (!isNSigmaCombinedBitmask(p1.p(), p1)) {
continue;
}
}
Expand Down Expand Up @@ -751,10 +755,7 @@
if (!isParticleCombined(p1, confTrackChoicePartOne))
continue;
} else {
if ((p1.pidCut() & 512u) != 0) {
if ((p1.pidCut() & (64u << confTrackChoicePartOne)) == 0)
continue;
} else if ((p1.pidCut() & (1u << confTrackChoicePartOne)) == 0) {
if (!isNSigmaCombinedBitmask(p1.p(), p1)) {
continue;
}
}
Expand Down Expand Up @@ -931,7 +932,7 @@

for (const auto& part : groupPartsTwo) {
int pdgCode = static_cast<int>(part.pidCut());
if ((confCascType1 == 0 && pdgCode != kOmegaMinus) || (confCascType1 == 2 && pdgCode != kOmegaPlusBar) || (confCascType1 == 1 && pdgCode != kXiMinus) || (confCascType1 == 3 && pdgCode != kXiPlusBar))

Check failure on line 935 in PWGCF/FemtoUniverse/Tasks/femtoUniversePairTaskTrackCascadeExtended.cxx

View workflow job for this annotation

GitHub Actions / O2 linter

[pdg/explicit-code] 

Avoid hard-coded PDG codes. Use named values from PDG_t or o2::constants::physics::Pdg instead.
continue;

cascQAHistos.fillQA<false, false>(part);
Expand All @@ -956,7 +957,7 @@
if (static_cast<int>(p1.pidCut()) != confTrkPDGCodePartOne)
continue;
int pdgCodeCasc = static_cast<int>(p2.pidCut());
if ((confCascType1 == 0 && pdgCodeCasc != kOmegaMinus) || (confCascType1 == 2 && pdgCodeCasc != kOmegaPlusBar) || (confCascType1 == 1 && pdgCodeCasc != kXiMinus) || (confCascType1 == 3 && pdgCodeCasc != kXiPlusBar))

Check failure on line 960 in PWGCF/FemtoUniverse/Tasks/femtoUniversePairTaskTrackCascadeExtended.cxx

View workflow job for this annotation

GitHub Actions / O2 linter

[pdg/explicit-code] 

Avoid hard-coded PDG codes. Use named values from PDG_t or o2::constants::physics::Pdg instead.
continue;
sameEventCont.setPair<false>(p1, p2, multCol, confUse3D, 1.0f);
}
Expand All @@ -975,17 +976,17 @@

for (const auto& part : groupPartsTwo) {
int pdgCode = static_cast<int>(part.pidCut());
if ((confCascType1 == 0 && pdgCode != kOmegaMinus) || (confCascType1 == 2 && pdgCode != kOmegaPlusBar) || (confCascType1 == 1 && pdgCode != kXiMinus) || (confCascType1 == 3 && pdgCode != kXiPlusBar))

Check failure on line 979 in PWGCF/FemtoUniverse/Tasks/femtoUniversePairTaskTrackCascadeExtended.cxx

View workflow job for this annotation

GitHub Actions / O2 linter

[pdg/explicit-code] 

Avoid hard-coded PDG codes. Use named values from PDG_t or o2::constants::physics::Pdg instead.
continue;

cascQAHistos.fillQA<false, false>(part);

auto pairProcessFunc = [&](auto& p1, auto& p2) -> void {
int pdgCodeCasc1 = static_cast<int>(p1.pidCut());
if ((confCascType1 == 0 && pdgCodeCasc1 != kOmegaMinus) || (confCascType1 == 2 && pdgCodeCasc1 != kOmegaPlusBar) || (confCascType1 == 1 && pdgCodeCasc1 != kXiMinus) || (confCascType1 == 3 && pdgCodeCasc1 != kXiPlusBar))

Check failure on line 986 in PWGCF/FemtoUniverse/Tasks/femtoUniversePairTaskTrackCascadeExtended.cxx

View workflow job for this annotation

GitHub Actions / O2 linter

[pdg/explicit-code] 

Avoid hard-coded PDG codes. Use named values from PDG_t or o2::constants::physics::Pdg instead.
return;
int pdgCodeCasc2 = static_cast<int>(p2.pidCut());
if ((confCascType2 == 0 && pdgCodeCasc2 != kOmegaMinus) || (confCascType2 == 2 && pdgCodeCasc2 != kOmegaPlusBar) || (confCascType2 == 1 && pdgCodeCasc2 != kXiMinus) || (confCascType2 == 3 && pdgCodeCasc2 != kXiPlusBar))

Check failure on line 989 in PWGCF/FemtoUniverse/Tasks/femtoUniversePairTaskTrackCascadeExtended.cxx

View workflow job for this annotation

GitHub Actions / O2 linter

[pdg/explicit-code] 

Avoid hard-coded PDG codes. Use named values from PDG_t or o2::constants::physics::Pdg instead.
return;
sameEventCont.setPair<false>(p1, p2, multCol, confUse3D, 1.0f);
};
Expand Down Expand Up @@ -1022,7 +1023,7 @@
if (static_cast<int>(p1.pidCut()) != confTrkPDGCodePartOne)
continue;
int pdgCodeCasc = static_cast<int>(p2.pidCut());
if ((confCascType1 == 0 && pdgCodeCasc != kOmegaMinus) || (confCascType1 == 2 && pdgCodeCasc != kOmegaPlusBar) || (confCascType1 == 1 && pdgCodeCasc != kXiMinus) || (confCascType1 == 3 && pdgCodeCasc != kXiPlusBar))

Check failure on line 1026 in PWGCF/FemtoUniverse/Tasks/femtoUniversePairTaskTrackCascadeExtended.cxx

View workflow job for this annotation

GitHub Actions / O2 linter

[pdg/explicit-code] 

Avoid hard-coded PDG codes. Use named values from PDG_t or o2::constants::physics::Pdg instead.
continue;
mixedEventCont.setPair<false>(p1, p2, multCol, confUse3D, 1.0f);
}
Expand All @@ -1049,10 +1050,10 @@
}
for (const auto& [p1, p2] : combinations(CombinationsFullIndexPolicy(groupPartsOne, groupPartsTwo))) {
int pdgCodeCasc1 = static_cast<int>(p1.pidCut());
if ((confCascType1 == 0 && pdgCodeCasc1 != kOmegaMinus) || (confCascType1 == 2 && pdgCodeCasc1 != kOmegaPlusBar) || (confCascType1 == 1 && pdgCodeCasc1 != kXiMinus) || (confCascType1 == 3 && pdgCodeCasc1 != kXiPlusBar))

Check failure on line 1053 in PWGCF/FemtoUniverse/Tasks/femtoUniversePairTaskTrackCascadeExtended.cxx

View workflow job for this annotation

GitHub Actions / O2 linter

[pdg/explicit-code] 

Avoid hard-coded PDG codes. Use named values from PDG_t or o2::constants::physics::Pdg instead.
continue;
int pdgCodeCasc2 = static_cast<int>(p2.pidCut());
if ((confCascType2 == 0 && pdgCodeCasc2 != kOmegaMinus) || (confCascType2 == 2 && pdgCodeCasc2 != kOmegaPlusBar) || (confCascType2 == 1 && pdgCodeCasc2 != kXiMinus) || (confCascType2 == 3 && pdgCodeCasc2 != kXiPlusBar))

Check failure on line 1056 in PWGCF/FemtoUniverse/Tasks/femtoUniversePairTaskTrackCascadeExtended.cxx

View workflow job for this annotation

GitHub Actions / O2 linter

[pdg/explicit-code] 

Avoid hard-coded PDG codes. Use named values from PDG_t or o2::constants::physics::Pdg instead.
continue;
mixedEventCont.setPair<false>(p1, p2, multCol, confUse3D, 1.0f);
}
Expand Down Expand Up @@ -1168,10 +1169,7 @@
if (!isNSigmaCombined(part.p(), aod::pidtpc_tiny::binning::unPackInTable(part.tpcNSigmaStorePr()), aod::pidtof_tiny::binning::unPackInTable(part.tofNSigmaStorePr()), (part.pidCut() & 512u) != 0))
continue;
} else {
if ((part.pidCut() & 512u) != 0) {
if ((part.pidCut() & 64u) == 0)
continue;
} else if ((part.pidCut() & 1u) == 0) {
if (!isNSigmaCombinedBitmask(part.p(), part)) {
continue;
}
}
Expand All @@ -1185,10 +1183,7 @@
if (!isNSigmaCombined(part.p(), aod::pidtpc_tiny::binning::unPackInTable(part.tpcNSigmaStorePr()), aod::pidtof_tiny::binning::unPackInTable(part.tofNSigmaStorePr()), (part.pidCut() & 512u) != 0))
continue;
} else {
if ((part.pidCut() & 512u) != 0) {
if ((part.pidCut() & 64u) == 0)
continue;
} else if ((part.pidCut() & 1u) == 0) {
if (!isNSigmaCombinedBitmask(part.p(), part)) {
continue;
}
}
Expand Down
Loading