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dsekihat merged 1 commit into from
Aug 24, 2025
+79 −43
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[PWGEM/Dilepton] update eventQC #12720

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20 changes: 11 additions & 9 deletions PWGEM/Dilepton/TableProducer/createEMEventDilepton.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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[doc/file] 

Provide mandatory file documentation.
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
Expand All @@ -8,7 +8,7 @@
// In applying this license CERN does not waive the privileges and immunities
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.
//

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[doc/file] 

Documentation for \author is missing, incorrect or misplaced.

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[doc/file] 

Documentation for \brief is missing, incorrect or misplaced.

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[doc/file] 

Documentation for \file is missing, incorrect or misplaced.
// ========================
//
// This code produces reduced events for photon analyses.
Expand Down Expand Up @@ -57,8 +57,8 @@
Produces<o2::aod::EMEvents> event;
Produces<o2::aod::EMEventsXY> eventXY;
// Produces<o2::aod::EMEventsCov> eventcov;
Produces<o2::aod::EMEventsMult> event_mult;

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[name/function-variable] 

Use lowerCamelCase for names of functions and variables.
Produces<o2::aod::EMEventsCent> event_cent;

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[name/function-variable] 

Use lowerCamelCase for names of functions and variables.
Produces<o2::aod::EMEventsQvec> event_qvec;
Produces<o2::aod::EMSWTriggerInfos> emswtbit;
Produces<o2::aod::EMEventNormInfos> event_norm_info;
Expand Down Expand Up @@ -105,10 +105,10 @@
}

// In case override, don't proceed, please - no CCDB access required
if (d_bz_input > -990) {

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
d_bz = d_bz_input;
o2::parameters::GRPMagField grpmag;
if (fabs(d_bz) > 1e-5) {

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[magic-number] 

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

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[std-prefix] 

Use std:: prefix for names from the std namespace.
grpmag.setL3Current(30000.f / (d_bz / 5.0f));
}
mRunNumber = bc.runNumber();
Expand Down Expand Up @@ -136,7 +136,7 @@
mRunNumber = bc.runNumber();
}

Preslice<aod::Collisions> perBC = aod::collision::bcId;
// Preslice<aod::Collisions> perBC = aod::collision::bcId;
// Preslice<aod::V0PhotonsKF> perCollision_pcm = aod::v0photonkf::collisionId;
// PresliceUnsorted<aod::EMPrimaryElectrons> perCollision_el = aod::emprimaryelectron::collisionId;
// PresliceUnsorted<aod::EMPrimaryMuons> perCollision_mu = aod::emprimarymuon::collisionId;
Expand All @@ -163,16 +163,18 @@
auto bc = collision.template foundBC_as<TBCs>();
initCCDB(bc);

if (!collision.isSelected()) { // minimal cut for MB
continue;
if (collision.selection_bit(o2::aod::evsel::kIsTriggerTVX)) {
if constexpr (eventtype == EMEventType::kEvent) {
event_norm_info(collision.alias_raw(), collision.selection_raw(), collision.rct_raw(), static_cast<int16_t>(10.f * collision.posZ()), 105.f);
} else if constexpr (eventtype == EMEventType::kEvent_Cent || eventtype == EMEventType::kEvent_Cent_Qvec) {
event_norm_info(collision.alias_raw(), collision.selection_raw(), collision.rct_raw(), static_cast<int16_t>(10.f * collision.posZ()), collision.centFT0C());
} else {
event_norm_info(collision.alias_raw(), collision.selection_raw(), collision.rct_raw(), static_cast<int16_t>(10.f * collision.posZ()), 105.f);
}
}

if constexpr (eventtype == EMEventType::kEvent) {
event_norm_info(collision.alias_raw(), collision.selection_raw(), collision.rct_raw(), static_cast<int16_t>(10.f * collision.posZ()), 105.f);
} else if constexpr (eventtype == EMEventType::kEvent_Cent || eventtype == EMEventType::kEvent_Cent_Qvec) {
event_norm_info(collision.alias_raw(), collision.selection_raw(), collision.rct_raw(), static_cast<int16_t>(10.f * collision.posZ()), collision.centFT0C());
} else {
event_norm_info(collision.alias_raw(), collision.selection_raw(), collision.rct_raw(), static_cast<int16_t>(10.f * collision.posZ()), 105.f);
if (!collision.isSelected()) { // minimal cut for MB
continue;
}

if (!collision.isEoI()) { // events with at least 1 lepton for data reduction.
Expand Down Expand Up @@ -214,7 +216,7 @@
float q2xft0m = 999.f, q2yft0m = 999.f, q2xft0a = 999.f, q2yft0a = 999.f, q2xft0c = 999.f, q2yft0c = 999.f, q2xbpos = 999.f, q2ybpos = 999.f, q2xbneg = 999.f, q2ybneg = 999.f, q2xbtot = 999.f, q2ybtot = 999.f;
float q3xft0m = 999.f, q3yft0m = 999.f, q3xft0a = 999.f, q3yft0a = 999.f, q3xft0c = 999.f, q3yft0c = 999.f, q3xbpos = 999.f, q3ybpos = 999.f, q3xbneg = 999.f, q3ybneg = 999.f, q3xbtot = 999.f, q3ybtot = 999.f;

if (collision.qvecFT0CReVec().size() >= 2) { // harmonics 2,3

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
q2xft0m = collision.qvecFT0MReVec()[0], q2xft0a = collision.qvecFT0AReVec()[0], q2xft0c = collision.qvecFT0CReVec()[0], q2xbpos = collision.qvecBPosReVec()[0], q2xbneg = collision.qvecBNegReVec()[0], q2xbtot = collision.qvecBTotReVec()[0];
q2yft0m = collision.qvecFT0MImVec()[0], q2yft0a = collision.qvecFT0AImVec()[0], q2yft0c = collision.qvecFT0CImVec()[0], q2ybpos = collision.qvecBPosImVec()[0], q2ybneg = collision.qvecBNegImVec()[0], q2ybtot = collision.qvecBTotImVec()[0];
q3xft0m = collision.qvecFT0MReVec()[1], q3xft0a = collision.qvecFT0AReVec()[1], q3xft0c = collision.qvecFT0CReVec()[1], q3xbpos = collision.qvecBPosReVec()[1], q3xbneg = collision.qvecBNegReVec()[1], q3xbtot = collision.qvecBTotReVec()[1];
Expand Down
81 changes: 56 additions & 25 deletions PWGEM/Dilepton/Tasks/eventQC.cxx
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Expand Up @@ -85,12 +85,12 @@ struct eventQC {

struct : ConfigurableGroup {
std::string prefix = "eventcut_group";
Configurable<float> cfgZvtxMin{"cfgZvtxMin", -10.f, "min. Zvtx"};
Configurable<float> cfgZvtxMax{"cfgZvtxMax", 10.f, "max. Zvtx"};
Configurable<bool> cfgRequireSel8{"cfgRequireSel8", true, "require sel8 in event cut"};
Configurable<bool> cfgRequireFT0AND{"cfgRequireFT0AND", true, "require FT0AND in event cut"};
Configurable<bool> cfgRequireNoTFB{"cfgRequireNoTFB", true, "require No time frame border in event cut"};
Configurable<bool> cfgRequireNoITSROFB{"cfgRequireNoITSROFB", true, "require no ITS readout frame border in event cut"};
Configurable<float> cfgZvtxMin{"cfgZvtxMin", -1e+10, "min. Zvtx"};
Configurable<float> cfgZvtxMax{"cfgZvtxMax", 1e+10, "max. Zvtx"};
Configurable<bool> cfgRequireSel8{"cfgRequireSel8", false, "require sel8 in event cut"};
Configurable<bool> cfgRequireFT0AND{"cfgRequireFT0AND", false, "require FT0AND in event cut"};
Configurable<bool> cfgRequireNoTFB{"cfgRequireNoTFB", false, "require No time frame border in event cut"};
Configurable<bool> cfgRequireNoITSROFB{"cfgRequireNoITSROFB", false, "require no ITS readout frame border in event cut"};
Configurable<bool> cfgRequireVertexITSTPC{"cfgRequireVertexITSTPC", false, "require Vertex ITSTPC in event cut"}; // ITS-TPC matched track contributes PV.
Configurable<bool> cfgRequireVertexTOFmatched{"cfgRequireVertexTOFmatched", false, "require Vertex TOFmatched in event cut"}; // ITS-TPC-TOF matched track contributes PV.
Configurable<bool> cfgRequireNoSameBunchPileup{"cfgRequireNoSameBunchPileup", false, "require no same bunch pileup in event cut"};
Expand Down Expand Up @@ -201,13 +201,14 @@ struct eventQC {

if (doprocessEventQC_SWT) {
fRegistry.add("BC/hNcoll", "Number of collisions per triggered BC;N_{collision} per triggered BC", kTH1F, {{11, -0.5, +10.5}}, false);
fRegistry.add("BC/hDeltaT", "diff. in collision time per BC;#DeltaT_{coll} (ns)", kTH1F, {{500, -25, +25}}, false);
fRegistry.add("BC/hDeltaZ", "diff. in collision Z_{vtx} per BC;#DeltaZ_{vtx} (cm)", kTH1F, {{1000, -5, +5}}, false);
fRegistry.add("BC/hCorrNcontrib", "hMultNTracksPV;", kTH2F, {{axis_mult_ncontrib}, {axis_mult_ncontrib}}, false);
fRegistry.add("BC/Collision/hMultNTracksPV", "hMultNTracksPV;N_{track} to PV in |#eta| < 0.8", kTH1F, {{axis_mult_ncontrib08}}, false);
fRegistry.add("BC/Collision/hMultNTracksPV", "hMultNTracksPV;N_{track} to PV", kTH1F, {{axis_mult_ncontrib}}, false);
fRegistry.add("BC/Collision/hMultFT0AFT0C", "hMultFT0AFT0C;mult. FT0A;mult. FT0C", kTH2F, {{axis_mult_ft0a}, {axis_mult_ft0c}}, false);
fRegistry.add("BC/Collision/hMultFT0AFV0A", "hMultFT0AFV0A;mult. FT0A;mult. FV0A", kTH2F, {{axis_mult_ft0a}, {axis_mult_fv0a}}, false);
fRegistry.add("BC/Collision/hMultFT0CFV0A", "hMultFT0CFV0A;mult. FT0C;mult. FV0A", kTH2F, {{axis_mult_ft0c}, {axis_mult_fv0a}}, false);

fRegistry.add("perBC/hDeltaTZ", "#DeltaZ_{vtx} vs. #DeltaT of collisions per BC;#DeltaZ_{vtx} (cm);#DeltaT (ns)", kTH2F, {{100, -5, +5}, {50, -25, +25}}, false);
fRegistry.add("perBC/hCorrNcontrib", "hMultNTracksPV;", kTH2F, {{axis_mult_ncontrib}, {axis_mult_ncontrib}}, false);
// fRegistry.addClone("perBC/", "beyondBC/");
}

// event info
Expand Down Expand Up @@ -238,7 +239,8 @@ struct eventQC {

if (cfgFillEvent) {
fRegistry.add("Event/before/hZvtx", "vertex z; Z_{vtx} (cm)", kTH1F, {{100, -50, +50}}, false);
fRegistry.add("Event/before/hMultNTracksPV", "hMultNTracksPV; N_{track} to PV in |#eta| < 0.8", kTH1F, {{axis_mult_ncontrib08}}, false);
fRegistry.add("Event/before/hMultNTracksPV", "hMultNTracksPV; N_{track} to PV", kTH1F, {{axis_mult_ncontrib}}, false);
fRegistry.add("Event/before/hMultNTracksPV08", "hMultNTracksPV08; N_{track} to PV in |#eta| < 0.8", kTH1F, {{axis_mult_ncontrib08}}, false);
fRegistry.add("Event/before/hMultFT0AFT0C", "hMultFT0AFT0C;mult. FT0A;mult. FT0C", kTH2F, {{axis_mult_ft0a}, {axis_mult_ft0c}}, false);
fRegistry.add("Event/before/hMultFT0AFV0A", "hMultFT0AFV0A;mult. FT0A;mult. FV0A", kTH2F, {{axis_mult_ft0a}, {axis_mult_fv0a}}, false);
fRegistry.add("Event/before/hMultFT0CFV0A", "hMultFT0CFV0A;mult. FT0C;mult. FV0A", kTH2F, {{axis_mult_ft0c}, {axis_mult_fv0a}}, false);
Expand Down Expand Up @@ -479,7 +481,8 @@ struct eventQC {
}
fRegistry.fill(HIST("Event/") + HIST(event_types[ev_id]) + HIST("hZvtx"), collision.posZ());

fRegistry.fill(HIST("Event/") + HIST(event_types[ev_id]) + HIST("hMultNTracksPV"), collision.multNTracksPV());
fRegistry.fill(HIST("Event/") + HIST(event_types[ev_id]) + HIST("hMultNTracksPV"), collision.numContrib());
fRegistry.fill(HIST("Event/") + HIST(event_types[ev_id]) + HIST("hMultNTracksPV08"), collision.multNTracksPV());
fRegistry.fill(HIST("Event/") + HIST(event_types[ev_id]) + HIST("hMultFT0AFT0C"), collision.multFT0A(), collision.multFT0C());
fRegistry.fill(HIST("Event/") + HIST(event_types[ev_id]) + HIST("hMultFT0AFV0A"), collision.multFT0A(), collision.multFV0A());
fRegistry.fill(HIST("Event/") + HIST(event_types[ev_id]) + HIST("hMultFT0CFV0A"), collision.multFT0C(), collision.multFV0A());
Expand Down Expand Up @@ -740,7 +743,7 @@ struct eventQC {
}

template <typename TCollision>
bool isSelectedEvent(TCollision const& collision)
bool isSelectedCollision(TCollision const& collision)
{
if (eventcuts.cfgRequireSel8 && !collision.sel8()) {
return false;
Expand Down Expand Up @@ -838,38 +841,66 @@ struct eventQC {

SliceCache cache;
Preslice<aod::Tracks> perCol = o2::aod::track::collisionId;
Preslice<aod::Collisions> perBC = o2::aod::collision::bcId;
// Preslice<aod::Collisions> perBC = o2::aod::collision::bcId;
PresliceUnsorted<MyCollisions> perFoundBC = aod::evsel::foundBCId;

template <bool isTriggerAnalysis, typename TBCs, typename TCollisions, typename TTracks>
void runQC(TBCs const& bcs, TCollisions const& collisions, TTracks const& tracks)
{
if constexpr (isTriggerAnalysis) {
// std::vector<int> selectedCollisionIds;
// selectedCollisionIds.reserve(collisions.size());

for (const auto& bc : bcs) {
initCCDB(bc);
if (!zorro.isSelected(bc.globalBC())) { // triggered BC
continue;
}

// if (!bc.selection_bit(o2::aod::evsel::kIsTriggerTVX)) {
// continue;
// }

const auto& collisions_per_bc = collisions.sliceBy(perBC, bc.globalIndex());
// const auto& collisions_per_bc = collisions.sliceBy(perBC, bc.globalIndex());
const auto& collisions_per_bc = collisions.sliceBy(perFoundBC, bc.globalIndex());
fRegistry.fill(HIST("BC/hNcoll"), collisions_per_bc.size());
for (const auto& collision : collisions_per_bc) {
fRegistry.fill(HIST("BC/Collision/hMultNTracksPV"), collision.multNTracksPV());
if (!isSelectedCollision(collision)) {
continue;
}

fRegistry.fill(HIST("BC/Collision/hMultNTracksPV"), collision.numContrib());
fRegistry.fill(HIST("BC/Collision/hMultFT0AFT0C"), collision.multFT0A(), collision.multFT0C());
fRegistry.fill(HIST("BC/Collision/hMultFT0AFV0A"), collision.multFT0A(), collision.multFV0A());
fRegistry.fill(HIST("BC/Collision/hMultFT0CFV0A"), collision.multFT0C(), collision.multFV0A());
// selectedCollisionIds.emplace_back(collision.globalIndex());
}

for (const auto& [col1, col2] : combinations(CombinationsStrictlyUpperIndexPolicy(collisions_per_bc, collisions_per_bc))) {
fRegistry.fill(HIST("BC/hDeltaZ"), col1.posZ() - col2.posZ());
fRegistry.fill(HIST("BC/hDeltaT"), col1.collisionTime() - col2.collisionTime());
fRegistry.fill(HIST("BC/hCorrNcontrib"), col1.numContrib(), col2.numContrib());
if (!isSelectedCollision(col1) || !isSelectedCollision(col2)) {
continue;
}
fRegistry.fill(HIST("perBC/hDeltaTZ"), col1.posZ() - col2.posZ(), col1.collisionTime() - col2.collisionTime());
fRegistry.fill(HIST("perBC/hCorrNcontrib"), col1.numContrib(), col2.numContrib());
} // end of pairing
} // end of bc loop
}

// for (const auto& collisionId1 : selectedCollisionIds) {
// const auto& col1 = collisions.rawIteratorAt(collisionId1);
// for (const auto& col2 : collisions) {
// if (!isSelectedCollision(col2)) {
// continue;
// }

// const auto& bc1 = col1.template bc_as<TBCs>(); // don't use foundBC for CEFP.
// const auto& bc2 = col2.template bc_as<TBCs>(); // don't use foundBC for CEFP.
// if (bc1.globalBC() == bc2.globalBC()) {
// continue;
// }
// fRegistry.fill(HIST("beyondBC/hDeltaTZ"), col1.posZ() - col2.posZ(), col1.collisionTime() - col2.collisionTime());
// fRegistry.fill(HIST("beyondBC/hCorrNcontrib"), col1.numContrib(), col2.numContrib());
// } // end of all collision loop
// } // end of selected collision loop

// selectedCollisionIds.clear();
// selectedCollisionIds.shrink_to_fit();
} // end of trigger QC

for (const auto& collision : collisions) {
if constexpr (isTriggerAnalysis) {
Expand All @@ -892,7 +923,7 @@ struct eventQC {
if (cfgFillEvent) {
fillEventInfo<0>(collision);
}
if (!isSelectedEvent(collision)) {
if (!isSelectedCollision(collision)) {
continue;
}
if (cfgFillEvent) {
Expand Down
21 changes: 12 additions & 9 deletions PWGEM/PhotonMeson/TableProducer/createEMEventPhoton.cxx
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Expand Up @@ -154,22 +154,25 @@ struct CreateEMEventPhoton {
auto bc = collision.template foundBC_as<TBCs>();
initCCDB(bc);

if (!collision.isSelected()) {
continue;
}
if (needEMCTrigger && !collision.alias_bit(kTVXinEMC)) {
continue;
}
if (needPHSTrigger && !collision.alias_bit(kTVXinPHOS)) {
continue;
}

if constexpr (eventtype == EMEventType::kEvent) {
event_norm_info(collision.alias_raw(), collision.selection_raw(), collision.rct_raw(), static_cast<int16_t>(10.f * collision.posZ()), 105.f);
} else if constexpr (eventtype == EMEventType::kEvent_Cent || eventtype == EMEventType::kEvent_Cent_Qvec) {
event_norm_info(collision.alias_raw(), collision.selection_raw(), collision.rct_raw(), static_cast<int16_t>(10.f * collision.posZ()), collision.centFT0C());
} else {
event_norm_info(collision.alias_raw(), collision.selection_raw(), collision.rct_raw(), static_cast<int16_t>(10.f * collision.posZ()), 105.f);
if (collision.selection_bit(o2::aod::evsel::kIsTriggerTVX)) {
if constexpr (eventtype == EMEventType::kEvent) {
event_norm_info(collision.alias_raw(), collision.selection_raw(), collision.rct_raw(), static_cast<int16_t>(10.f * collision.posZ()), 105.f);
} else if constexpr (eventtype == EMEventType::kEvent_Cent || eventtype == EMEventType::kEvent_Cent_Qvec) {
event_norm_info(collision.alias_raw(), collision.selection_raw(), collision.rct_raw(), static_cast<int16_t>(10.f * collision.posZ()), collision.centFT0C());
} else {
event_norm_info(collision.alias_raw(), collision.selection_raw(), collision.rct_raw(), static_cast<int16_t>(10.f * collision.posZ()), 105.f);
}
}

if (!collision.isSelected()) {
continue;
}

if (!collision.isEoI()) { // events with at least 1 photon for data reduction.
Expand Down
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