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[PWGLF] Corrected MID cut #14478

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Merged
smaff92 merged 1 commit into from
Jan 15, 2026
+28 −10
Merged

[PWGLF] Corrected MID cut #14478

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38 changes: 28 additions & 10 deletions PWGLF/Tasks/Resonances/kstarqa.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -765,11 +765,11 @@
bool selectionMIDPtDep(const T& candidate, int PID)
{
if (PID == PIDParticle::kPion) {
if (candidate.pt() >= 1.0 && candidate.pt() < 2.5 && !candidate.hasTOF() && std::abs(candidate.tpcNSigmaPi()) < selectionConfig.nsigmaCutTPCMID) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
return true;
}
} else if (PID == PIDParticle::kKaon) {
if (candidate.pt() >= 0.7 && candidate.pt() < 2.5 && !candidate.hasTOF() && std::abs(candidate.tpcNSigmaKa()) < selectionConfig.nsigmaCutTPCMID) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
return true;
}
}
Expand All @@ -787,13 +787,13 @@
if (candidate.pt() < 1.0 && std::abs(candidate.tpcNSigmaPi()) < selectionConfig.nsigmaCutTPCPi) {
return true;
}
if (candidate.pt() >= 1.0 && candidate.pt() < 2.0 && candidate.tpcNSigmaPi() > -1.5 && candidate.tpcNSigmaPi() < selectionConfig.nsigmaCutTPCPi) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
return true;
}
if (candidate.pt() >= 2.0 && candidate.pt() < 5.0 && candidate.tpcNSigmaPi() > -1.0 && candidate.tpcNSigmaPi() < selectionConfig.nsigmaCutTPCPi) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
return true;
}
if (candidate.pt() >= 5.0 && candidate.tpcNSigmaPi() > -0.5 && candidate.tpcNSigmaPi() < selectionConfig.nsigmaCutTPCPi) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
return true;
}
}
Expand All @@ -801,20 +801,20 @@
return true;
}
} else if (PID == PIDParticle::kKaon) {
if (candidate.pt() < selectionConfig.lowPtCutPID && candidate.tpcNSigmaKa() > -2.0 && candidate.tpcNSigmaKa() < selectionConfig.nsigmaCutTPCKa) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
return true;
}
if (candidate.pt() >= selectionConfig.lowPtCutPID && !candidate.hasTOF()) {
if (candidate.pt() >= 0.5 && candidate.pt() < 0.6 && candidate.tpcNSigmaKa() > -1.5 && candidate.tpcNSigmaKa() < selectionConfig.nsigmaCutTPCKa) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
return true;
}
if (candidate.pt() >= 0.6 && candidate.pt() < 0.7 && candidate.tpcNSigmaKa() > -1.0 && candidate.tpcNSigmaKa() < selectionConfig.nsigmaCutTPCKa) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
return true;
}
if (candidate.pt() >= 0.7 && candidate.pt() < 0.8 && candidate.tpcNSigmaKa() > -0.5 && candidate.tpcNSigmaKa() < selectionConfig.nsigmaCutTPCKa) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
return true;
}
if (candidate.pt() >= 0.8 && candidate.pt() < 1.0 && candidate.tpcNSigmaKa() > 0.0 && candidate.tpcNSigmaKa() < selectionConfig.nsigmaCutTPCKa) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
return true;
}
if (candidate.pt() >= 1.0 && candidate.pt() < 2.0 && candidate.tpcNSigmaKa() > -selectionConfig.nsigmaCutTPCKa && candidate.tpcNSigmaKa() < 0.0) {
Expand Down Expand Up @@ -2116,14 +2116,14 @@
// if (selectionMID(track1, 2)) // Pion misidentified as proton
// continue;
}
rEventSelection.fill(HIST("recMCparticles"), 13.5);

if (selectionConfig.isApplyParticleMIDPtDep) {
if (selectionMIDPtDep(track1, 0)) // Kaon misidentified as pion
if (selectionMIDPtDep(track1, 1)) // Kaon misidentified as pion
continue;
if (selectionMIDPtDep(track2, 1)) // Pion misidentified as kaon
if (selectionMIDPtDep(track2, 0)) // Pion misidentified as kaon
continue;
}
rEventSelection.fill(HIST("recMCparticles"), 13.5);

if (std::abs(track1.rapidity(o2::track::PID::getMass(o2::track::PID::Pion))) > selectionConfig.ctrackRapidity)
continue;
Expand All @@ -2140,15 +2140,33 @@
}

} else if (selectionConfig.isPDGCheckMC && (track1PDG == PDG_t::kKPlus)) {
if (!selectionConfig.isapplypTdepPID && !selectionConfig.isapplypTdepPIDTOF && !(selectionPID(track1, 0) && selectionPID(track2, 1))) { // pion and kaon
if (!selectionConfig.isapplypTdepPID && !selectionConfig.isapplypTdepPIDTOF && !(selectionPID(track1, 1) && selectionPID(track2, 0))) { // pion and kaon
continue;
} else if (selectionConfig.isapplypTdepPID && !selectionConfig.isapplypTdepPIDTOF && !(selectionPIDPtDep(track1, 0) && selectionPIDPtDep(track2, 1))) { // pion and kaon
} else if (selectionConfig.isapplypTdepPID && !selectionConfig.isapplypTdepPIDTOF && !(selectionPIDPtDep(track1, 1) && selectionPIDPtDep(track2, 0))) { // pion and kaon
continue;
} else if (!selectionConfig.isapplypTdepPID && selectionConfig.isapplypTdepPIDTOF && !(selectionPIDptDepTOF(track1, 0) && selectionPIDptDepTOF(track2, 1))) { // pion and kaon
} else if (!selectionConfig.isapplypTdepPID && selectionConfig.isapplypTdepPIDTOF && !(selectionPIDptDepTOF(track1, 1) && selectionPIDptDepTOF(track2, 0))) { // pion and kaon
continue;
}
rEventSelection.fill(HIST("recMCparticles"), 12.5);

if (selectionConfig.isApplyParticleMID) {
if (selectionMID(track2, 1)) // Pion misidentified as kaon
continue;
// if (selectionMID(track2, 2)) // Kaon misidentified as proton
// continue;
if (selectionMID(track1, 0)) // Kaon misidentified as pion
continue;
// if (selectionMID(track1, 2)) // Pion misidentified as proton
// continue;
}

if (selectionConfig.isApplyParticleMIDPtDep) {
if (selectionMIDPtDep(track1, 0)) // Kaon misidentified as pion
continue;
if (selectionMIDPtDep(track2, 1)) // Pion misidentified as kaon
continue;
}

if (std::abs(track1.rapidity(o2::track::PID::getMass(o2::track::PID::Kaon))) > selectionConfig.ctrackRapidity)
continue;

Expand Down Expand Up @@ -2360,21 +2378,21 @@
rEventSelection.fill(HIST("recMCparticles"), 11.5);

if (selectionConfig.isApplyParticleMID) {
if (selectionMID(track1, 0)) // Kaon misidentified as pion
if (selectionMID(track1, 1)) // Pion misidentified as kaon
continue;
// if (selectionMID(track1, 2)) // Kaon misidentified as proton
// continue;
if (selectionMID(track2, 1)) // Pion misidentified as kaon
if (selectionMID(track2, 0)) // Kaon misidentified as pion
continue;
// if (selectionMID(track2, 2)) // Pion misidentified as proton
// continue;
}
rEventSelection.fill(HIST("recMCparticles"), 12.5);

if (selectionConfig.isApplyParticleMIDPtDep) {
if (selectionMIDPtDep(track1, 0)) // Kaon misidentified as pion
if (selectionMIDPtDep(track1, 1)) // Pion misidentified as kaon
continue;
if (selectionMIDPtDep(track2, 1)) // Pion misidentified as kaon
if (selectionMIDPtDep(track2, 0)) // Kaon misidentified as pion
continue;
}

Expand Down
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