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[PWGLF] rapidity check added in the mc particle processing #13598

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Merged
maciacco merged 3 commits into from
Nov 2, 2025
Merged

[PWGLF] rapidity check added in the mc particle processing #13598

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43c367f
added rapidity check in mc particle processing, moved to a switch-cas…
GiorgioAlbertoLucia Oct 30, 2025
40c862a
clang-format
GiorgioAlbertoLucia Oct 30, 2025
cc2e922
Solving the build failing
GiorgioAlbertoLucia Oct 31, 2025
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56 changes: 33 additions & 23 deletions PWGLF/TableProducer/QC/nucleiQC.cxx
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
// Copyright 2019-2020 CERN and copyright holders of ALICE O2.

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[name/workflow-file] 

Name of a workflow file must match the name of the main struct in it (without the PWG prefix). (Class implementation files should be in "Core" directories.)
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
Expand All @@ -9,15 +9,10 @@
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.
//
// Nuclei spectra analysis task
// ========================
//
// Executable + dependencies:
//
// Data (run3):
// o2-analysis-lf-nuclei-spectra, o2-analysis-timestamp
// o2-analysis-pid-tof-base, o2-analysis-multiplicity-table, o2-analysis-event-selection
// (to add flow: o2-analysis-qvector-table, o2-analysis-centrality-table)
/// \brief TableProducer/Task for nuclei QC. The produced table can be disabled with a configurable.
///
/// \author Giorgio Alberto Lucia (giorgio.alberto.lucia@cern.ch)
///

#include "PWGLF/DataModel/EPCalibrationTables.h"
#include "PWGLF/DataModel/LFSlimNucleiTables.h"
Expand Down Expand Up @@ -98,7 +93,7 @@

// CCDB options
Configurable<int> cfgMaterialCorrection{"cfgMaterialCorrection", static_cast<int>(o2::base::Propagator::MatCorrType::USEMatCorrLUT), "Type of material correction"};
Configurable<std::string> cfgCCDBurl{"ccdb-url", "http://alice-ccdb.cern.ch", "url of the ccdb repository"};

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[name/configurable] 

Use lowerCamelCase for names of configurables and use the same name for the struct member as for the JSON string. (Declare the type and names on the same line.)
Service<o2::ccdb::BasicCCDBManager> mCcdb;
int mRunNumber = 0;
float mBz = 0.f;
Expand Down Expand Up @@ -149,7 +144,7 @@
return;

float tpcBetheBlochParams[6];
for (int iParam = 0; iParam < 6; iParam++) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
tpcBetheBlochParams[iParam] = cfgBetheBlochParams->get(kSpeciesRt, iParam);
}

Expand Down Expand Up @@ -185,10 +180,10 @@
track.tpcInnerParam() < cfgCutTpcMom ||
track.itsNCls() < cfgCutNclusITS ||
track.tpcNClsFound() < cfgCutNclusTPC ||
track.tpcNClsCrossedRows() < 70 ||

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track.tpcNClsCrossedRows() < 0.8 * track.tpcNClsFindable() ||

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[magic-number] 

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track.tpcChi2NCl() > 4.f ||

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[magic-number] 

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track.itsChi2NCl() > 36.f) {

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return false;
}
return true;
Expand Down Expand Up @@ -250,19 +245,33 @@
} else {
candidate.flags |= nuclei::Flags::kIsSecondaryFromMaterial;
}

mFilledMcParticleIds.emplace_back(particle.globalIndex());
}

template <typename Tcollision, typename Ttrack>
void fillNucleusFlagsPdgs(const int iSpecies, const Tcollision& collision, const Ttrack& track, nuclei::SlimCandidate& candidate)
{
candidate.flags = static_cast<uint16_t>((track.pidForTracking() & 0xF) << 12);
candidate.flags |= iSpecies == nuclei::Species::kPr ? nuclei::Flags::kProton : iSpecies == nuclei::Species::kDe ? nuclei::Flags::kDeuteron
: iSpecies == nuclei::Species::kTr ? nuclei::Flags::kTriton
: iSpecies == nuclei::Species::kHe ? nuclei::Flags::kHe3
: iSpecies == nuclei::Species::kAl ? nuclei::Flags::kHe4
: 0;

switch (iSpecies) {
case nuclei::Species::kPr:
candidate.flags |= nuclei::Flags::kProton;
break;
case nuclei::Species::kDe:
candidate.flags |= nuclei::Flags::kDeuteron;
break;
case nuclei::Species::kTr:
candidate.flags |= nuclei::Flags::kTriton;
break;
case nuclei::Species::kHe:
candidate.flags |= nuclei::Flags::kHe3;
break;
case nuclei::Species::kAl:
candidate.flags |= nuclei::Flags::kHe4;
break;
default:
candidate.flags |= 0;
break;
}

if (track.hasTOF())
candidate.flags |= nuclei::Flags::kHasTOF;
Expand Down Expand Up @@ -414,11 +423,6 @@
if (cfgFillOnlyPhysicalPrimaries && !particle.isPhysicalPrimary())
return;

nuclei::SlimCandidate candidate;
candidate = fillCandidate</*isMc*/ true>(kSpeciesCt, collision, track);
if ((candidate.flags >> 10) & 0b1)
LOG(info) << "track from material before track selection";

mHistograms.fill(HIST(nuclei::cNames[kSpeciesCt]) + HIST("/hTrackSelections"), nuclei::trackSelection::kNoCuts);
if (!trackSelection(track))
return;
Expand All @@ -428,10 +432,11 @@
return;
mHistograms.fill(HIST(nuclei::cNames[kSpeciesCt]) + HIST("/hTrackSelections"), nuclei::trackSelection::kPidCuts);

// nuclei::SlimCandidate candidate;
// candidate = fillCandidate</*isMc*/ true>(kSpeciesCt, collision, track);
nuclei::SlimCandidate candidate;
candidate = fillCandidate</*isMc*/ true>(kSpeciesCt, collision, track);

mNucleiCandidates.emplace_back(candidate);
mFilledMcParticleIds.emplace_back(particle.globalIndex());
dispatchFillHistograms</*isGenerated*/ true>(kSpeciesRt, candidate);
dispatchFillHistograms</*isGenerated*/ false>(kSpeciesRt, candidate);
});
Expand All @@ -442,12 +447,16 @@
mcParticlesThisCollision.bindExternalIndices(&mcParticles);

for (const auto& particle : mcParticlesThisCollision) {

if (std::find(mFilledMcParticleIds.begin(), mFilledMcParticleIds.end(), particle.globalIndex()) != mFilledMcParticleIds.end())
continue;

if (cfgFillOnlyPhysicalPrimaries && !particle.isPhysicalPrimary())
continue;

if ((particle.y() - cfgRapidityCenterMass) < cfgRapidityMin || (particle.y() - cfgRapidityCenterMass) > cfgRapidityMax)
continue;

int iSpecies = nuclei::getSpeciesFromPdg(particle.pdgCode());
if (std::find(mSpeciesToProcess.begin(), mSpeciesToProcess.end(), iSpecies) == mSpeciesToProcess.end())
continue;
Expand All @@ -457,6 +466,7 @@
fillNucleusGeneratedVariables(particle, candidate);

mNucleiCandidates.emplace_back(candidate);
mFilledMcParticleIds.emplace_back(particle.globalIndex());
dispatchFillHistograms</*isGenerated*/ true>(iSpecies, candidate);
}

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