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[PWGEM/Dilepton] update qa histograms for muon dca #17744

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524dd98
[PWGEM/Dilepton] update qa histograms for muon dca
dsekihat Sep 3, 2026
2f2f407
Add dummy comment to DCAxy histogram registration
dsekihat Sep 3, 2026
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20 changes: 13 additions & 7 deletions PWGEM/Dilepton/Core/SingleTrackQC.h
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Original file line number Diff line number Diff line change
Expand Up @@ -70,7 +70,7 @@
using MyCollisions = o2::soa::Join<o2::aod::EMEvents, o2::aod::EMEventsMult, o2::aod::EMEventsCent>;
using MyCollision = MyCollisions::iterator;

using MyCollisionsSWT = o2::soa::Join<o2::aod::EMEvents, o2::aod::EMEventsMult, o2::aod::EMEventsCent, o2::aod::EMEventsQvec2, o2::aod::EMEventsQvec3, o2::aod::EMSWTriggerBits>;
using MyCollisionsSWT = o2::soa::Join<o2::aod::EMEvents, o2::aod::EMEventsMult, o2::aod::EMEventsCent, o2::aod::EMSWTriggerBits>;
using MyCollisionSWT = MyCollisionsSWT::iterator;

using MyElectrons = o2::soa::Join<o2::aod::EMPrimaryElectrons, o2::aod::EMPrimaryElectronEMEventIds, o2::aod::EMAmbiguousElectronSelfIds, o2::aod::EMPrimaryElectronsPrefilterBit, o2::aod::EMPrimaryElectronsPrefilterBitDerived>;
Expand All @@ -87,19 +87,19 @@
struct SingleTrackQC {

// Configurables
o2::framework::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.)
o2::framework::Configurable<std::string> grpPath{"grpPath", "GLO/GRP/GRP", "Path of the grp file"};
o2::framework::Configurable<std::string> grpmagPath{"grpmagPath", "GLO/Config/GRPMagField", "CCDB path of the GRPMagField object"};
o2::framework::Configurable<bool> skipGRPOquery{"skipGRPOquery", true, "skip grpo query"};
o2::framework::Configurable<float> d_bz_input{"d_bz_input", -999, "bz field in kG, -999 is automatic"};

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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.)

o2::framework::Configurable<int> cfgCentEstimator{"cfgCentEstimator", 2, "FT0M:0, FT0A:1, FT0C:2"};
o2::framework::Configurable<bool> cfgApplyWeightTTCA{"cfgApplyWeightTTCA", false, "flag to apply weighting by 1/N"};

o2::framework::ConfigurableAxis ConfPtlBins{"ConfPtlBins", {o2::framework::VARIABLE_WIDTH, 0.00, 0.05, 0.10, 0.15, 0.20, 0.30, 0.40, 0.50, 0.60, 0.70, 0.80, 0.90, 1.00, 1.10, 1.20, 1.30, 1.40, 1.50, 1.60, 1.70, 1.80, 1.90, 2.00, 2.50, 3.00, 3.50, 4.00, 4.50, 5.00, 6.00, 7.00, 8.00, 9.00, 10.00}, "pTl bins for output histograms"};

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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.)
o2::framework::ConfigurableAxis ConfEtaBins{"ConfEtaBins", {20, -1, 1}, "eta bins for output histograms"};

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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.)
o2::framework::ConfigurableAxis ConfPhiBins{"ConfPhiBins", {36, 0, 2 * M_PI}, "phi bins for output histograms"};

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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.)
o2::framework::ConfigurableAxis ConfDCA3DBins{"ConfDCA3DBins", {o2::framework::VARIABLE_WIDTH, 0.0, 10.0}, "DCA3d bins in sigma for output histograms"};

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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.)
o2::framework::ConfigurableAxis ConfDCAXYBins{"ConfDCAXYBins", {o2::framework::VARIABLE_WIDTH, -10.0, 10.0}, "DCAxy bins in sigma for output histograms"};
o2::framework::ConfigurableAxis ConfDCAZBins{"ConfDCAZBins", {o2::framework::VARIABLE_WIDTH, -10.0, 10.0}, "DCAz bins in sigma for output histograms"};

Expand Down Expand Up @@ -331,8 +331,10 @@
fRegistry.add("Track/positive/hsDelta", "diff. between GL and associated SA;p_{T}^{gl} (GeV/c);(p_{T}^{sa} - p_{T}^{gl})/p_{T}^{gl};#Delta#eta;#Delta#varphi (rad.);", o2::framework::HistType::kTHnSparseF, {axis_pt, {100, -0.5, +0.5}, {100, -0.5, +0.5}, {90, -M_PI / 4, M_PI / 4}}, false);
fRegistry.add("Track/positive/hQoverPt", "q/pT;q/p_{T} (GeV/c)^{-1}", o2::framework::HistType::kTH1F, {{1000, -5, 5}}, false);
fRegistry.add("Track/positive/hTrackType", "track type", o2::framework::HistType::kTH1F, {{6, -0.5f, 5.5}}, false);
fRegistry.add("Track/positive/hDCAxy", "DCA x vs. y;DCA_{x} (cm);DCA_{y} (cm)", o2::framework::HistType::kTH2F, {{200, -0.5f, 0.5f}, {200, -0.5f, 0.5f}}, false);
fRegistry.add("Track/positive/hDCAxySigma", "DCA x vs. y;DCA_{x} (#sigma);DCA_{y} (#sigma)", o2::framework::HistType::kTH2F, {{200, -10.0f, 10.0f}, {200, -10.0f, 10.0f}}, false);
fRegistry.add("Track/positive/hDCAxy2D", "DCA x vs. y;DCA_{x} (cm);DCA_{y} (cm)", o2::framework::HistType::kTH2F, {{200, -0.5f, 0.5f}, {200, -0.5f, 0.5f}}, false);
fRegistry.add("Track/positive/hDCAxy2DinSigma", "DCA x vs. y;DCA_{x} (#sigma);DCA_{y} (#sigma)", o2::framework::HistType::kTH2F, {{200, -10.0f, 10.0f}, {200, -10.0f, 10.0f}}, false);
fRegistry.add("Track/positive/hDCAxy", "DCA x vs. y;DCA_{x} (cm);DCA_{y} (cm)", o2::framework::HistType::kTH1F, {{1000, 0.f, 1.0f}}, false); // dummy comment
fRegistry.add("Track/positive/hDCAxyinSigma", "DCA x vs. y;DCA_{x} (#sigma);DCA_{y} (#sigma)", o2::framework::HistType::kTH1F, {{100, 0.0f, 10.0f}}, false);
fRegistry.add("Track/positive/hDCAxRes_Pt", "DCA_{x} resolution vs. pT;p_{T} (GeV/c);DCA_{x} resolution (#mum)", o2::framework::HistType::kTH2F, {{200, 0, 10}, {500, 0, 500}}, false);
fRegistry.add("Track/positive/hDCAyRes_Pt", "DCA_{y} resolution vs. pT;p_{T} (GeV/c);DCA_{y} resolution (#mum)", o2::framework::HistType::kTH2F, {{200, 0, 10}, {500, 0, 500}}, false);
fRegistry.add("Track/positive/hDCAxyRes_Pt", "DCA_{xy} resolution vs. pT;p_{T} (GeV/c);DCA_{xy} resolution (#mum)", o2::framework::HistType::kTH2F, {{200, 0, 10}, {500, 0, 500}}, false);
Expand Down Expand Up @@ -401,10 +403,10 @@
if (mRunNumber == collision.runNumber()) {
return;
}
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 (std::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.
grpmag.setL3Current(30000.f / (d_bz / 5.0f));
}
o2::base::Propagator::initFieldFromGRP(&grpmag);
Expand Down Expand Up @@ -545,7 +547,7 @@
fDimuonCut.SetMatchingChi2MCHMID(0.f, dimuoncuts.cfg_max_matching_chi2_mchmid);
fDimuonCut.SetDCAxy(0.f, dimuoncuts.cfg_max_dcaxy);
fDimuonCut.SetRabs(dimuoncuts.cfg_min_rabs, dimuoncuts.cfg_max_rabs);
fDimuonCut.SetMaxPDCARabsDep([&](float rabs) { return (rabs < 26.5 ? 594.f : 324.f); });

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[magic-number] 

Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
fDimuonCut.SetMaxdPtdEtadPhiwrtMCHMID(dimuoncuts.cfg_max_relDPt_wrt_matchedMCHMID, dimuoncuts.cfg_max_DEta_wrt_matchedMCHMID, dimuoncuts.cfg_max_DPhi_wrt_matchedMCHMID); // this is relevant for global muons
fDimuonCut.SetMFTHitMap(dimuoncuts.requireMFTHitMap, dimuoncuts.requiredMFTDisks);
fDimuonCut.EnableTTCA(dimuoncuts.enableTTCA);
Expand Down Expand Up @@ -664,8 +666,10 @@
fRegistry.fill(HIST("Track/positive/hsDelta"), track.pt(), reldpt, deta, dphi, weight);
fRegistry.fill(HIST("Track/positive/hQoverPt"), track.sign() / track.pt());
fRegistry.fill(HIST("Track/positive/hTrackType"), track.trackType());
fRegistry.fill(HIST("Track/positive/hDCAxy"), track.fwdDcaX(), track.fwdDcaY());
fRegistry.fill(HIST("Track/positive/hDCAxySigma"), track.fwdDcaX() / std::sqrt(track.cXXatDCA()), track.fwdDcaY() / std::sqrt(track.cYYatDCA()));
fRegistry.fill(HIST("Track/positive/hDCAxy"), std::hypot(track.fwdDcaX(), track.fwdDcaY()));
fRegistry.fill(HIST("Track/positive/hDCAxyinSigma"), dca_xy);
fRegistry.fill(HIST("Track/positive/hDCAxy2D"), track.fwdDcaX(), track.fwdDcaY());
fRegistry.fill(HIST("Track/positive/hDCAxy2DinSigma"), track.fwdDcaX() / std::sqrt(track.cXXatDCA()), track.fwdDcaY() / std::sqrt(track.cYYatDCA()));
fRegistry.fill(HIST("Track/positive/hDCAxRes_Pt"), track.pt(), std::sqrt(track.cXXatDCA()) * 1e+4);
fRegistry.fill(HIST("Track/positive/hDCAyRes_Pt"), track.pt(), std::sqrt(track.cYYatDCA()) * 1e+4);
fRegistry.fill(HIST("Track/positive/hDCAxyRes_Pt"), track.pt(), o2::aod::pwgem::dilepton::utils::emtrackutil::sigmaFwdDcaXY(track) * 1e+4);
Expand All @@ -689,8 +693,10 @@
fRegistry.fill(HIST("Track/negative/hsDelta"), track.pt(), reldpt, deta, dphi, weight);
fRegistry.fill(HIST("Track/negative/hQoverPt"), track.sign() / track.pt());
fRegistry.fill(HIST("Track/negative/hTrackType"), track.trackType());
fRegistry.fill(HIST("Track/negative/hDCAxy"), track.fwdDcaX(), track.fwdDcaY());
fRegistry.fill(HIST("Track/negative/hDCAxySigma"), track.fwdDcaX() / std::sqrt(track.cXXatDCA()), track.fwdDcaY() / std::sqrt(track.cYYatDCA()));
fRegistry.fill(HIST("Track/negative/hDCAxy"), std::hypot(track.fwdDcaX(), track.fwdDcaY()));
fRegistry.fill(HIST("Track/negative/hDCAxyinSigma"), dca_xy);
fRegistry.fill(HIST("Track/negative/hDCAxy2D"), track.fwdDcaX(), track.fwdDcaY());
fRegistry.fill(HIST("Track/negative/hDCAxy2DinSigma"), track.fwdDcaX() / std::sqrt(track.cXXatDCA()), track.fwdDcaY() / std::sqrt(track.cYYatDCA()));
fRegistry.fill(HIST("Track/negative/hDCAxRes_Pt"), track.pt(), std::sqrt(track.cXXatDCA()) * 1e+4);
fRegistry.fill(HIST("Track/negative/hDCAyRes_Pt"), track.pt(), std::sqrt(track.cYYatDCA()) * 1e+4);
fRegistry.fill(HIST("Track/negative/hDCAxyRes_Pt"), track.pt(), o2::aod::pwgem::dilepton::utils::emtrackutil::sigmaFwdDcaXY(track) * 1e+4);
Expand Down Expand Up @@ -1004,7 +1010,7 @@
if (collision.sel8()) {
fRegistry.fill(HIST("Event/norm/hCollisionCounter"), 10.0);
}
if (std::fabs(collision.posZ()) < 10.0) {

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Avoid magic numbers in expressions. Assign the value to a clearly named variable or constant.
fRegistry.fill(HIST("Event/norm/hCollisionCounter"), 11.0);
}
if (collision.selection_bit(o2::aod::emevsel::kNoCollInTimeRangeStandard)) {
Expand Down
5 changes: 4 additions & 1 deletion PWGEM/Dilepton/Core/SingleTrackQCMC.h
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Original file line number Diff line number Diff line change
Expand Up @@ -375,7 +375,8 @@ struct SingleTrackQCMC {
fRegistry.add("Track/PromptLF/positive/hsDelta", "diff. between GL and associated SA;p_{T}^{gl} (GeV/c);(p_{T}^{sa} - p_{T}^{gl})/p_{T}^{gl};#Delta#eta;#Delta#varphi (rad.);", o2::framework::HistType::kTHnSparseF, {axis_pt, {100, -0.5, +0.5}, {100, -0.5, +0.5}, {90, -M_PI / 4, M_PI / 4}}, false);
fRegistry.add("Track/PromptLF/positive/hQoverPt", "q/pT;q/p_{T} (GeV/c)^{-1}", o2::framework::HistType::kTH1F, {{1000, -5, 5}}, false);
fRegistry.add("Track/PromptLF/positive/hTrackType", "track type", o2::framework::HistType::kTH1F, {{6, -0.5f, 5.5}}, false);
fRegistry.add("Track/PromptLF/positive/hDCAxy", "DCAxy;DCA_{xy} (cm)", o2::framework::HistType::kTH1F, {{100, 0.f, 1.0f}}, false);
fRegistry.add("Track/PromptLF/positive/hDCAxy", "DCAxy;DCA_{xy} (cm)", o2::framework::HistType::kTH1F, {{1000, 0.f, 1.0f}}, false);
fRegistry.add("Track/PromptLF/positive/hDCAxyinSigma", "DCAxy;DCA_{xy} (#sigma)", o2::framework::HistType::kTH1F, {{100, 0.f, 10.0f}}, false);
fRegistry.add("Track/PromptLF/positive/hDCAxy2D", "DCA x vs. y;DCA_{x} (cm);DCA_{y} (cm)", o2::framework::HistType::kTH2F, {{200, -0.5f, 0.5f}, {200, -0.5f, 0.5f}}, false);
fRegistry.add("Track/PromptLF/positive/hDCAxy2DinSigma", "DCA x vs. y;DCA_{x} (#sigma);DCA_{y} (#sigma)", o2::framework::HistType::kTH2F, {{200, -10.0f, 10.0f}, {200, -10.0f, 10.0f}}, false);
fRegistry.add("Track/PromptLF/positive/hDCAxRes_Pt", "DCA_{x} resolution vs. pT;p_{T} (GeV/c);DCA_{x} resolution (#mum)", o2::framework::HistType::kTH2F, {{200, 0, 10}, {500, 0, 500}}, false);
Expand Down Expand Up @@ -776,6 +777,7 @@ struct SingleTrackQCMC {
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("positive/hQoverPt"), track.sign() / track.pt());
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("positive/hTrackType"), track.trackType());
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("positive/hDCAxy"), std::sqrt(std::pow(track.fwdDcaX(), 2) + std::pow(track.fwdDcaY(), 2)));
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("positive/hDCAxyinSigma"), dca_xy);
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("positive/hDCAxy2D"), track.fwdDcaX(), track.fwdDcaY());
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("positive/hDCAxy2DinSigma"), track.fwdDcaX() / std::sqrt(track.cXXatDCA()), track.fwdDcaY() / std::sqrt(track.cYYatDCA()));
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("positive/hDCAxRes_Pt"), track.pt(), std::sqrt(track.cXXatDCA()) * 1e+4);
Expand Down Expand Up @@ -810,6 +812,7 @@ struct SingleTrackQCMC {
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("negative/hQoverPt"), track.sign() / track.pt());
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("negative/hTrackType"), track.trackType());
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("negative/hDCAxy"), std::sqrt(std::pow(track.fwdDcaX(), 2) + std::pow(track.fwdDcaY(), 2)));
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("negative/hDCAxyinSigma"), dca_xy);
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("negative/hDCAxy2D"), track.fwdDcaX(), track.fwdDcaY());
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("negative/hDCAxy2DinSigma"), track.fwdDcaX() / std::sqrt(track.cXXatDCA()), track.fwdDcaY() / std::sqrt(track.cYYatDCA()));
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("negative/hDCAxRes_Pt"), track.pt(), std::sqrt(track.cXXatDCA()) * 1e+4);
Expand Down
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