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[PWGLF] DoubleOmega task: Add further configurables #17764

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vkucera merged 2 commits into from
Sep 4, 2026
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Merged

[PWGLF] DoubleOmega task: Add further configurables #17764

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07cbc79
DoubleOmega task: Add further configurables
Sep 4, 2026
ce80fc1
fix warnings
Sep 4, 2026
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19 changes: 12 additions & 7 deletions PWGLF/TableProducer/Strangeness/doubleOmegaTreeCreator.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 Down Expand Up @@ -49,6 +49,7 @@
#include <cstddef>
#include <cstdint>
#include <iterator>
#include <string>
#include <vector>

using namespace o2;
Expand Down Expand Up @@ -132,7 +133,7 @@
Produces<aod::DoubleOmegaTableMC> doubleOmegaTableMC;
Service<o2::ccdb::BasicCCDBManager> ccdb{};

static constexpr int kDoubleOmegaPdg = 1060020020;

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[pdg/explicit-code] 

Avoid hard-coded PDG codes. Use named values from PDG_t or o2::constants::physics::Pdg instead.
enum FindabilityStep : uint8_t {
kAllGenerated,
kOmegaLambdaKaon,
Expand All @@ -158,14 +159,15 @@
OutputObj<ZorroSummary> zorroSummary{"zorroSummary"};

Configurable<bool> cfgSkimmedProcessing{"cfgSkimmedProcessing", false, "Skimmed dataset processing"};
Configurable<bool> cfgApplyEventSelection{"cfgApplyEventSelection", true, "Apply the standard collision event selection"};
Configurable<std::string> ccdburl{"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.)
Configurable<int> cfgMaterialCorrection{"cfgMaterialCorrection", static_cast<int>(o2::base::Propagator::MatCorrType::USEMatCorrLUT), "Material correction for the raw V0/cascade fits"};

ConfigurableAxis zVtxAxis{"zVtxBins", {100, -20.f, 20.f}, "Binning for the vertex z in cm"};

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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.)
ConfigurableAxis massOmegaAxis{"massOmegaAxis", {400, o2::constants::physics::MassOmegaMinus - 0.05f, o2::constants::physics::MassOmegaMinus + 0.05f}, "binning for the Omega invariant-mass"};
ConfigurableAxis massXiAxis{"massXiAxis", {400, o2::constants::physics::MassXiMinus - 0.05f, o2::constants::physics::MassXiMinus + 0.05f}, "binning for the Xi invariant-mass"};
ConfigurableAxis massLambdaAxis{"massLambdaAxis", {400, o2::constants::physics::MassLambda0 - 0.05f, o2::constants::physics::MassLambda0 + 0.05f}, "binning for the Lambda invariant-mass"};
ConfigurableAxis momAxis{"momAxisFine", {5.e2, 0.f, 5.f}, "momentum axis binning"};

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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.)

Configurable<float> zVtxMax{"zVtxMax", 10.0f, "maximum z position of the primary vertex"};
Configurable<float> etaMax{"etaMax", 0.9f, "maximum eta"};
Expand All @@ -188,6 +190,7 @@
Configurable<float> mXiWindow{"mXiWindow", 0.02f, "Xi mass window used by the cascade compatibility mode"};
Configurable<float> mOmegaWindow{"mOmegaWindow", 0.01f, "Omega mass window"};
Configurable<float> mLambdaWindow{"mLambdaWindow", 0.01f, "Lambda mass window"};
Configurable<float> maxDoubleOmegaMass{"maxDoubleOmegaMass", 3.6f, "Maximum double-Omega invariant mass (GeV/c^2)"};
Configurable<float> minCosPAOmega{"minCosPAOmega", -1.f, "Minimum Omega cosPA relative to the double-Omega decay vertex"};
Configurable<float> minCosPADirectLambda{"minCosPADirectLambda", -1.f, "Minimum direct-Lambda cosPA relative to the double-Omega decay vertex"};
Configurable<float> minCosPADoubleOmega{"minCosPADoubleOmega", -1.f, "Minimum double-Omega cosPA relative to the primary vertex"};
Expand All @@ -204,7 +207,7 @@
if (track.itsNCls() < minNITSClus ||
track.tpcNClsFound() < minNTPCClus ||
track.tpcNClsCrossedRows() < minNCrossedRows ||
track.tpcNClsCrossedRows() < 0.8f * track.tpcNClsFindable() ||

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
track.tpcNClsShared() > maxNSharedTPCClus) {
return false;
}
Expand Down Expand Up @@ -586,16 +589,17 @@
cand.dcaZDirectLambdaToPV = dcaDirectLambda[1];
cand.dcaXYDirectKaonToPV = dcaDirectKaon[0];
cand.dcaZDirectKaonToPV = dcaDirectKaon[1];
cand.mass = std::sqrt(std::max(0.f, massSquared));
if (cand.cosPAOmega < minCosPAOmega ||
cand.cosPADirectLambda < minCosPADirectLambda ||
cand.cosPADoubleOmega < minCosPADoubleOmega ||
std::hypot(decayVertex[0], decayVertex[1]) < minDoubleOmegaDecayRadius ||
std::abs(cand.dcaXYOmegaToPV) < dcaOmegaToPV ||
std::abs(cand.dcaXYDirectLambdaToPV) < dcaDirectLambdaToPV ||
std::abs(cand.dcaXYDirectKaonToPV) < dcaKaonToPV) {
std::abs(cand.dcaXYDirectKaonToPV) < dcaKaonToPV ||
cand.mass > maxDoubleOmegaMass) {
return false;
}
cand.mass = std::sqrt(std::max(0.f, massSquared));
cand.massOmega = omega.massOmega;
cand.massXi = omega.massXi;
return true;
Expand Down Expand Up @@ -899,7 +903,7 @@
const std::array<int64_t, 3> sourceTrackIds{
lambdaKaonSource.posTrackId(), lambdaKaonSource.negTrackId(), lambdaKaonSource.bachelorId()};
bool sharesTrack = false;
for (const auto omegaTrackId : omegaTrackIds) {
for (const auto& omegaTrackId : omegaTrackIds) {
if (std::find(sourceTrackIds.begin(), sourceTrackIds.end(), omegaTrackId) != sourceTrackIds.end()) {
sharesTrack = true;
break;
Expand Down Expand Up @@ -932,10 +936,11 @@
auto bc = collision.template bc_as<aod::BCsWithTimestamps>();
initCCDB(bc);

if (!collision.sel8() ||
std::abs(collision.posZ()) > zVtxMax ||
!collision.selection_bit(aod::evsel::kNoITSROFrameBorder) ||
!collision.selection_bit(aod::evsel::kNoTimeFrameBorder)) {
if (cfgApplyEventSelection &&
(!collision.sel8() ||
std::abs(collision.posZ()) > zVtxMax ||
!collision.selection_bit(aod::evsel::kNoITSROFrameBorder) ||
!collision.selection_bit(aod::evsel::kNoTimeFrameBorder))) {
return false;
}
if (cfgSkimmedProcessing) {
Expand Down Expand Up @@ -1107,7 +1112,7 @@
const std::array<int64_t, 3> cascadeTrackIds{
cascadeV0.posTrackId(), cascadeV0.negTrackId(), cascade.bachelorId()};
bool allOmegaTracksInCascade = true;
for (std::size_t iDaughter = 0; iDaughter < 3; ++iDaughter) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
if (std::find(cascadeTrackIds.begin(), cascadeTrackIds.end(), daughterTrackIds[iDaughter]) == cascadeTrackIds.end()) {
allOmegaTracksInCascade = false;
break;
Expand All @@ -1123,7 +1128,7 @@
for (const auto& v0 : v0s) {
const std::array<int64_t, 2> v0TrackIds{v0.posTrackId(), v0.negTrackId()};
bool allDirectLambdaTracksInV0 = true;
for (std::size_t iDaughter = 3; iDaughter < 5; ++iDaughter) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
if (std::find(v0TrackIds.begin(), v0TrackIds.end(), daughterTrackIds[iDaughter]) == v0TrackIds.end()) {
allDirectLambdaTracksInV0 = false;
break;
Expand Down
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