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[ALICE3] Fix to mcharm pid histograms #12199

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Merged
njacazio merged 2 commits into from
Jul 23, 2025
Merged

[ALICE3] Fix to mcharm pid histograms #12199

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89132fb
Fix to mcharm pid histograms
jesgum Jul 23, 2025
95abcdf
Remove unused configurable
jesgum Jul 23, 2025
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19 changes: 13 additions & 6 deletions ALICE3/Tasks/alice3-multicharm.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.)

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[name/file-cpp] 

Use lowerCamelCase or UpperCamelCase for names of C++ files. See the O2 naming conventions for details.

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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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Documentation for \file is missing, incorrect or misplaced.
// *+-+*+-+*+-+*+-+*+-+*+-+*+-+*+-+*
// Decay finder task for ALICE 3
// *+-+*+-+*+-+*+-+*+-+*+-+*+-+*+-+*
Expand Down Expand Up @@ -59,10 +59,10 @@
using namespace o2::framework;
using namespace o2::framework::expressions;

using multiCharmTracksPID = soa::Join<aod::MCharmCores, aod::MCharmPID>;

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[name/type] 

Use UpperCamelCase for names of defined types (including concepts).
using multiCharmTracksFull = soa::Join<aod::MCharmCores, aod::MCharmPID, aod::MCharmExtra>;

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[name/type] 

Use UpperCamelCase for names of defined types (including concepts).

struct alice3multicharm {

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[name/struct] 

Use UpperCamelCase for names of structs.
HistogramRegistry histos{"histos", {}, OutputObjHandlingPolicy::AnalysisObject};
std::map<int, int> pdgToBin;

Expand All @@ -83,12 +83,10 @@

Configurable<float> picMinDCAxy{"picMinDCAxy", -1, "[0] in |DCAz| > [0]+[1]/pT"};
Configurable<float> picMinDCAz{"picMinDCAz", -1, "[0] in |DCAxy| > [0]+[1]/pT"};
Configurable<float> picMaxTofDiffInner{"picTofDiffInner", 1e+4, "|signal - expected| (ps)"};
Configurable<float> picMinPt{"picMinPt", -1, "Minimum pT for Xic pions"};

Configurable<float> piccMinDCAxy{"piccMinDCAxy", -1, "[0] in |DCAxy| > [0]+[1]/pT"};
Configurable<float> piccMinDCAz{"piccMinDCAz", -1, "[0] in |DCAz| > [0]+[1]/pT"};
Configurable<float> piccMaxTofDiffInner{"piccMaxTofDiffInner", 1e+4, "|signal - expected| (ps)"};
Configurable<float> piccMinPt{"piccMinPt", -1, "Minimum pT for Xicc pions"};

Configurable<float> xicMaxDauDCA{"xicMaxDauDCA", 1e+4, "DCA between Xic daughters (cm)"};
Expand Down Expand Up @@ -150,7 +148,7 @@
hMCharmBuilding->GetXaxis()->SetBinLabel(22, "xicMinDecayDistanceFromPV");

if (doprocessXiccPID || doprocessXiccExtra) {
auto hPdgCodes = histos.add<TH2>("PIDQA/hPdgCodes", "hPdgCodes", kTH2D, {{3, 0.5, 3.5}, {5, 0.5, 5.5}});
auto hPdgCodes = histos.add<TH2>("PIDQA/hPdgCodes", "hPdgCodes", kTH2D, {{3, 0.5, 3.5}, {7, 0.5, 7.5}});
hPdgCodes->GetXaxis()->SetBinLabel(1, "pi1c");
hPdgCodes->GetXaxis()->SetBinLabel(2, "pi2c");
hPdgCodes->GetXaxis()->SetBinLabel(3, "picc");
Expand All @@ -159,11 +157,14 @@
hPdgCodes->GetYaxis()->SetBinLabel(3, "pi");
hPdgCodes->GetYaxis()->SetBinLabel(4, "ka");
hPdgCodes->GetYaxis()->SetBinLabel(5, "pr");
hPdgCodes->GetYaxis()->SetBinLabel(6, "xi");
hPdgCodes->GetYaxis()->SetBinLabel(7, "other");
pdgToBin.insert({kElectron, 1});
pdgToBin.insert({kMuonMinus, 2});
pdgToBin.insert({kPiPlus, 3});
pdgToBin.insert({kKPlus, 4});
pdgToBin.insert({kProton, 5});
pdgToBin.insert({kXiMinus, 6});

histos.add("PIDQA/hInnerTofTimeDeltaPi1c", "hInnerTofTimeDeltaPi1c; Reco - expected pion (ps)", kTH1D, {axisTofTrackDelta});
histos.add("PIDQA/hInnerTofTimeDeltaPi2c", "hInnerTofTimeDeltaPi2c; Reco - expected pion (ps)", kTH1D, {axisTofTrackDelta});
Expand Down Expand Up @@ -194,6 +195,12 @@
histos.add("h3dXicc", "h3dXicc; Xicc pT (GeV/#it(c)); Xicc #eta; Xicc mass (GeV/#it(c)^{2})", kTH3D, {axisPt, axisEta, axisXiccMass});
}

int getBin(const std::map<int, int>& pdgToBin, int pdg)
{
auto it = pdgToBin.find(pdg);
return (it != pdgToBin.end()) ? it->second : 7;
}

template <typename TMCharmCands>
void genericProcessXicc(TMCharmCands xiccCands)
{
Expand Down Expand Up @@ -324,9 +331,9 @@
histos.fill(HIST("PIDQA/hRichNSigmaPicc"), xiccCand.piccPt(), xiccCand.piccRichNSigma());
}

histos.fill(HIST("PIDQA/hPdgCodes"), 1, pdgToBin.at(std::abs(xiccCand.pi1cPdgCode())));
histos.fill(HIST("PIDQA/hPdgCodes"), 2, pdgToBin.at(std::abs(xiccCand.pi2cPdgCode())));
histos.fill(HIST("PIDQA/hPdgCodes"), 3, pdgToBin.at(std::abs(xiccCand.piccPdgCode())));
histos.fill(HIST("PIDQA/hPdgCodes"), 1, getBin(pdgToBin, std::abs(xiccCand.pi1cPdgCode())));
histos.fill(HIST("PIDQA/hPdgCodes"), 2, getBin(pdgToBin, std::abs(xiccCand.pi2cPdgCode())));
histos.fill(HIST("PIDQA/hPdgCodes"), 3, getBin(pdgToBin, std::abs(xiccCand.piccPdgCode())));
}

if constexpr (requires { xiccCand.negPt(); }) { // if extra table
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