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[PWGJE] Add event count histograms #11139

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Merged
nzardosh merged 6 commits into from
May 12, 2025
Merged

[PWGJE] Add event count histograms #11139

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1a3b4f8
PWGJE:dijet mass analysis task
DonggukKim0 Apr 20, 2025
a37a06b
Merge branch 'AliceO2Group:master' into master
DonggukKim0 Apr 29, 2025
5a165f1
Merge branch 'AliceO2Group:master' into master
DonggukKim0 May 9, 2025
c7223d4
[PWGJE]add event count histogram
DonggukKim0 May 9, 2025
2622c76
Merge branch 'AliceO2Group:master' into master
DonggukKim0 May 12, 2025
d3f7507
[PWGJE]dijet mass analysis task
DonggukKim0 May 12, 2025
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23 changes: 22 additions & 1 deletion PWGJE/Tasks/dijetFinderQA.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -77,6 +77,7 @@
{
eventSelection = jetderiveddatautilities::initialiseEventSelectionBits(static_cast<std::string>(eventSelections));
trackSelection = jetderiveddatautilities::initialiseTrackSelection(static_cast<std::string>(trackSelections));
// Add histogram for event counts

auto dijetMassTemp = 0.0;
while (dijetMassTemp <= 2 * jetPtMax) {
Expand All @@ -85,17 +86,21 @@
}

AxisSpec dijetMassAxis = {dijetMassBins, "M_{jj} (GeV/#it{c}^2)"};
AxisSpec eventCountAxis = {{0.5, 1.5}, "events"};

if (doprocessDijetMCP) {
registry.add("h_part_dijet_mass", "Dijet invariant mass;;entries", {HistType::kTH1F, {dijetMassAxis}});
registry.add("hColCounterFinal_MCP", "Event count;;entries", {HistType::kTH1F, {eventCountAxis}});
}

if (doprocessDijetMCD) {
registry.add("h_detec_dijet_mass", "Dijet invariant mass;;entries", {HistType::kTH1F, {dijetMassAxis}});
registry.add("hColCounterFinal_MCD", "Event count;;entries", {HistType::kTH1F, {eventCountAxis}});
}

if (doprocessDijetData) {
registry.add("h_data_dijet_mass", "Dijet invariant mass;;entries", {HistType::kTH1F, {dijetMassAxis}});
registry.add("hColCounterFinal_Data", "Event count;;entries", {HistType::kTH1F, {eventCountAxis}});
}

if (doprocessDijetMCMatched) {
Expand Down Expand Up @@ -175,8 +180,18 @@
}
PROCESS_SWITCH(DijetFinderQATask, processDummy, "dummy", false);

void processDijetMCP(soa::Filtered<aod::JetMcCollisions>::iterator const&, soa::Filtered<aod::ChargedMCParticleLevelJets> const& jets)
void processDijetMCP(soa::Filtered<aod::JetMcCollisions>::iterator const&, soa::Filtered<aod::ChargedMCParticleLevelJets> const& jets, soa::SmallGroups<aod::JetCollisionsMCD> const& collisions)
{
if (collisions.size() == 0) {
return;
}
for (auto& collision : collisions) {
if (fabs(collision.posZ()) > vertexZCut || !jetderiveddatautilities::selectCollision(collision, eventSelection))

Check failure on line 189 in PWGJE/Tasks/dijetFinderQA.cxx

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[std-prefix] 

Use std:: prefix for names from the std namespace.
return;
}

registry.fill(HIST("hColCounterFinal_MCP"), 1);

std::vector<std::array<double, 3>> jetPtcuts;
for (auto& jet : jets) {
jetPtcuts.push_back({jet.pt(), jet.eta(), jet.phi()});
Expand All @@ -188,14 +203,14 @@

for (size_t i = 1; i < jetPtcuts.size() && !found_pair; i++) {
auto& candidate_jet = jetPtcuts[i];
Double_t dphi = fabs(leading_jet[2] - candidate_jet[2]);

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[std-prefix] 

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Double_t deta = fabs(leading_jet[1] - candidate_jet[1]);

Check failure on line 207 in PWGJE/Tasks/dijetFinderQA.cxx

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Double_t condition = fabs(dphi - M_PI);

Check failure on line 208 in PWGJE/Tasks/dijetFinderQA.cxx

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[std-prefix] 

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if (condition < setPhiCut * M_PI) {
Double_t pt1 = leading_jet[0];
Double_t pt2 = candidate_jet[0];
Double_t dijet_mass = sqrt(2 * pt1 * pt2 * (cosh(deta) - cos(dphi)));

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fillMassHistogramsMCP(dijet_mass);
found_pair = true;
}
Expand All @@ -209,6 +224,9 @@
if (!jetderiveddatautilities::selectCollision(collision, eventSelection)) {
return;
}

registry.fill(HIST("hColCounterFinal_MCD"), 1);

std::vector<std::array<double, 3>> jetPtcuts;
for (auto& jet : jets) {
jetPtcuts.push_back({jet.pt(), jet.eta(), jet.phi()});
Expand All @@ -220,14 +238,14 @@

for (size_t i = 1; i < jetPtcuts.size() && !found_pair; i++) {
auto& candidate_jet = jetPtcuts[i];
Double_t dphi = fabs(leading_jet[2] - candidate_jet[2]);

Check failure on line 241 in PWGJE/Tasks/dijetFinderQA.cxx

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[std-prefix] 

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Double_t deta = fabs(leading_jet[1] - candidate_jet[1]);

Check failure on line 242 in PWGJE/Tasks/dijetFinderQA.cxx

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[std-prefix] 

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Double_t condition = fabs(dphi - M_PI);

Check failure on line 243 in PWGJE/Tasks/dijetFinderQA.cxx

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[std-prefix] 

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if (condition < setPhiCut * M_PI) {
Double_t pt1 = leading_jet[0];
Double_t pt2 = candidate_jet[0];
Double_t dijet_mass = sqrt(2 * pt1 * pt2 * (cosh(deta) - cos(dphi)));

Check failure on line 248 in PWGJE/Tasks/dijetFinderQA.cxx

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[std-prefix] 

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fillMassHistogramsMCD(dijet_mass);
found_pair = true;
}
Expand All @@ -242,6 +260,9 @@
return;
}

// Fill event count histogram
registry.fill(HIST("hColCounterFinal_Data"), 1);

std::vector<std::array<double, 3>> jetPtcuts;
for (auto& jet : jets) {
jetPtcuts.push_back({jet.pt(), jet.eta(), jet.phi()});
Expand All @@ -253,7 +274,7 @@

for (size_t i = 1; i < jetPtcuts.size() && !found_pair; i++) {
auto& candidate_jet = jetPtcuts[i];
Double_t dphi = fabs(leading_jet[2] - candidate_jet[2]);

Check failure on line 277 in PWGJE/Tasks/dijetFinderQA.cxx

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[std-prefix] 

Use std:: prefix for names from the std namespace.
Double_t deta = fabs(leading_jet[1] - candidate_jet[1]);
Double_t condition = fabs(dphi - M_PI);

Expand Down
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