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mhemmer-cern merged 1 commit into from
Dec 10, 2025
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[PWGEM,PhotonMeson] Adapt IsSelected function from cut librarires a… #14160

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10 changes: 7 additions & 3 deletions PWGEM/PhotonMeson/Core/DalitzEECut.cxx
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Expand Up @@ -9,14 +9,18 @@
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.

//
// Class for dilepton Cut
//
/// \file EMCPhotonCut.cxx
/// \brief header of class for dalitz ee cuts.
/// \author D. Sekihata, daiki.sekihata@cern.ch

#include "PWGEM/PhotonMeson/Core/DalitzEECut.h"

#include "Framework/Logger.h"

#include <Rtypes.h>

#include <cstdint>
#include <functional>
#include <set>
#include <utility>

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32 changes: 13 additions & 19 deletions PWGEM/PhotonMeson/Core/DalitzEECut.h
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Expand Up @@ -9,33 +9,31 @@
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.

//
// Class for dalitz ee selection
//
/// \file EMCPhotonCut.cxx
/// \brief header of class for dalitz ee cuts.
/// \author D. Sekihata, daiki.sekihata@cern.ch

#ifndef PWGEM_PHOTONMESON_CORE_DALITZEECUT_H_
#define PWGEM_PHOTONMESON_CORE_DALITZEECUT_H_

#include "PWGEM/Dilepton/Utils/EMTrackUtilities.h"
#include "PWGEM/Dilepton/Utils/PairUtilities.h"

#include "Tools/ML/MlResponse.h"
#include "Tools/ML/model.h"
#include <CommonConstants/PhysicsConstants.h>

#include "CommonConstants/PhysicsConstants.h"
#include "Framework/DataTypes.h"
#include "Framework/Logger.h"
#include <Math/Vector4D.h> // IWYU pragma: keep
#include <Math/Vector4Dfwd.h>
#include <TNamed.h>

#include "Math/Vector4D.h"
#include "TNamed.h"
#include <Rtypes.h>

#include <algorithm>
#include <cstdint>
#include <functional>
#include <set>
#include <string>
#include <utility>
#include <vector>

using namespace o2::aod::pwgem::dilepton::utils::emtrackutil;

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class DalitzEECut : public TNamed
{
Expand Down Expand Up @@ -74,13 +72,9 @@
kTPConly = 1,
};

template <typename T = int, typename TPair>
bool IsSelected(TPair const& pair) const
template <typename TTrack1, typename TTrack2>
bool IsSelected(TTrack1 const& t1, TTrack2 const& t2, float bz) const
{
auto t1 = std::get<0>(pair);
auto t2 = std::get<1>(pair);
float bz = std::get<2>(pair);

if (!IsSelectedTrack(t1) || !IsSelectedTrack(t2)) {
return false;
}
Expand Down Expand Up @@ -361,7 +355,7 @@
float mMinTPCNsigmaPi{0}, mMaxTPCNsigmaPi{0};
float mMinTOFNsigmaEl{-1e+10}, mMaxTOFNsigmaEl{+1e+10};

ClassDef(DalitzEECut, 1);
ClassDef(DalitzEECut, 2);
};

#endif // PWGEM_PHOTONMESON_CORE_DALITZEECUT_H_
74 changes: 40 additions & 34 deletions PWGEM/PhotonMeson/Core/DiphotonHadronMPC.h
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Expand Up @@ -8,63 +8,69 @@
// 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.
//
// ========================
//

/// \file DiphotonHadronMPC.h
/// \brief This code is to analyze diphoton-hadron correlation. Keep in mind that cumulant method does not require event mixing.
///
/// \author D. Sekihata, daiki.sekihata@cern.ch

#ifndef PWGEM_PHOTONMESON_CORE_DIPHOTONHADRONMPC_H_
#define PWGEM_PHOTONMESON_CORE_DIPHOTONHADRONMPC_H_

#include "PWGEM/Dilepton/Core/EMTrackCut.h"
#include "PWGEM/Dilepton/Utils/EMTrack.h"
#include "PWGEM/Dilepton/Utils/EMTrackUtilities.h"
#include "PWGEM/Dilepton/Utils/EventMixingHandler.h"
#include "PWGEM/PhotonMeson/Core/DalitzEECut.h"
#include "PWGEM/PhotonMeson/Core/EMPhotonEventCut.h"
#include "PWGEM/PhotonMeson/Core/V0PhotonCut.h"
#include "PWGEM/PhotonMeson/DataModel/gammaTables.h"
#include "PWGEM/PhotonMeson/Utils/EventHistograms.h"
#include "PWGEM/PhotonMeson/Utils/NMHistograms.h"
#include "PWGEM/PhotonMeson/Utils/PairUtilities.h"

#include "Common/CCDB/RCTSelectionFlags.h"
#include "Common/Core/RecoDecay.h"

#include "CCDB/BasicCCDBManager.h"
#include "DataFormatsParameters/GRPMagField.h"
#include "DataFormatsParameters/GRPObject.h"
#include "DetectorsBase/GeometryManager.h"
#include "Framework/ASoAHelpers.h"
#include "Framework/AnalysisDataModel.h"
#include "Framework/AnalysisTask.h"
#include "Framework/runDataProcessing.h"

#include "Math/Vector4D.h"
#include "TString.h"
#include <Common/CCDB/RCTSelectionFlags.h>
#include <Common/Core/RecoDecay.h>
#include <Common/DataModel/Centrality.h>
#include <Common/DataModel/EventSelection.h>
#include <Common/DataModel/PIDResponseTPC.h>

#include <CCDB/BasicCCDBManager.h>
#include <CCDB/CcdbApi.h>
#include <CommonConstants/MathConstants.h>
#include <CommonConstants/PhysicsConstants.h>
#include <DataFormatsParameters/GRPMagField.h>
#include <DataFormatsParameters/GRPObject.h>
#include <Framework/ASoAHelpers.h>
#include <Framework/AnalysisDataModel.h>
#include <Framework/AnalysisHelpers.h>
#include <Framework/AnalysisTask.h>
#include <Framework/Configurable.h>
#include <Framework/HistogramRegistry.h>
#include <Framework/HistogramSpec.h>
#include <Framework/InitContext.h>
#include <Framework/OutputObjHeader.h>
#include <Framework/runDataProcessing.h>

#include <Math/Vector4D.h> // IWYU pragma: keep
#include <Math/Vector4Dfwd.h>

#include <algorithm>
#include <array>
#include <cstring>
#include <iterator>
#include <cmath>
#include <cstdint>
#include <map>
#include <string>
#include <string_view>
#include <tuple>
#include <utility>
#include <vector>

using namespace o2;

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using namespace o2::aod;

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using namespace o2::framework;

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using namespace o2::framework::expressions;

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using namespace o2::soa;

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using namespace o2::aod::pwgem::photonmeson::photonpair;

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using namespace o2::aod::pwgem::photon;

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using namespace o2::aod::pwgem::dilepton::utils::emtrackutil;

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using namespace o2::aod::pwgem::dilepton::utils;

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using MyCollisions = soa::Join<aod::EMEvents, aod::EMEventsAlias, aod::EMEventsMult, aod::EMEventsCent>;
using MyCollision = MyCollisions::iterator;
Expand Down Expand Up @@ -353,11 +359,11 @@

// diphoton-hadron info
const AxisSpec axis_deta{ConfDEtaBins, deta_axis_title};
const AxisSpec axis_dphi{cfgNbinsDPhi, -M_PI / 2, +3 * M_PI / 2, dphi_axis_title};
const AxisSpec axis_dphi{cfgNbinsDPhi, -o2::constants::math::PIHalf, +3 * o2::constants::math::PIHalf, dphi_axis_title};

const AxisSpec axis_pt_hadron{ConfPtHadronBins, "p_{T,h} (GeV/c)"};
const AxisSpec axis_eta_hadron{40, -2, +2, "#eta_{h}"};
const AxisSpec axis_phi_hadron{36, 0, 2 * M_PI, "#varphi_{h} (rad.)"};
const AxisSpec axis_phi_hadron{36, 0, o2::constants::math::TwoPI, "#varphi_{h} (rad.)"};

fRegistry.add("Hadron/hs", "hadron", kTHnSparseD, {axis_pt_hadron, axis_eta_hadron, axis_phi_hadron}, false);
fRegistry.add("Hadron/hTrackBit", "track bit", kTH1D, {{65536, -0.5, 65535.5}}, false);
Expand All @@ -370,7 +376,7 @@

// hadron-hadron
const AxisSpec axis_deta_hh{60, -3, +3, "#Delta#eta = #eta_{h}^{ref1} - #eta_{h}^{ref2}"};
const AxisSpec axis_dphi_hh{90, -M_PI / 2, +3 * M_PI / 2, "#Delta#varphi = #varphi_{h}^{ref1} - #varphi_{h}^{ref2} (rad.)"};
const AxisSpec axis_dphi_hh{90, -o2::constants::math::PIHalf, +3 * o2::constants::math::PIHalf, "#Delta#varphi = #varphi_{h}^{ref1} - #varphi_{h}^{ref2} (rad.)"};
// const AxisSpec axis_cosndphi_hh{cfgNbinsCosNDPhi, -1, +1, std::format("cos({0:d}(#varphi_{{h}}^{{ref1}} - #varphi_{{h}}^{{ref2}}))", cfgNmod.value)};
fRegistry.add("HadronHadron/same/hDEtaDPhi", "hadron-hadron 2PC", kTH2D, {axis_dphi_hh, axis_deta_hh}, true);
fRegistry.addClone("HadronHadron/same/", "HadronHadron/mix/");
Expand Down Expand Up @@ -564,7 +570,7 @@
auto photons2_per_collision = photons2.sliceBy(perCollision2, collision.globalIndex());

for (const auto& [g1, g2] : combinations(CombinationsStrictlyUpperIndexPolicy(photons1_per_collision, photons2_per_collision))) {
if (!cut1.template IsSelected<TSubInfos1>(g1) || !cut2.template IsSelected<TSubInfos2>(g2)) {
if (!cut1.template IsSelected<decltype(g1), TSubInfos1>(g1) || !cut2.template IsSelected<decltype(g2), TSubInfos2>(g2)) {
continue;
}

Expand Down Expand Up @@ -594,7 +600,7 @@
float deta = v12.Eta() - v3.Eta();
float dphi = v12.Phi() - v3.Phi();
// o2::math_utils::bringTo02Pi(dphi);
dphi = RecoDecay::constrainAngle(dphi, -M_PI / 2, 1U);
dphi = RecoDecay::constrainAngle(dphi, -o2::constants::math::PIHalf, 1U);
fRegistry.fill(HIST("DiphotonHadron/same/hs"), v12.M(), v12.Pt(), deta, dphi);
npair++;
}
Expand Down Expand Up @@ -624,7 +630,7 @@
auto electrons_per_collision = electrons->sliceByCached(o2::aod::emprimaryelectron::emeventId, collision.globalIndex(), cache);

for (const auto& g1 : photons1_per_collision) {
if (!cut1.template IsSelected<TSubInfos1>(g1)) {
if (!cut1.template IsSelected<decltype(g1), TSubInfos1>(g1)) {
continue;
}
auto pos1 = g1.template posTrack_as<TSubInfos1>();
Expand Down Expand Up @@ -670,7 +676,7 @@
float deta = veeg.Eta() - v3.Eta();
float dphi = veeg.Phi() - v3.Phi();
// o2::math_utils::bringTo02Pi(dphi);
dphi = RecoDecay::constrainAngle(dphi, -M_PI / 2, 1U);
dphi = RecoDecay::constrainAngle(dphi, -o2::constants::math::PIHalf, 1U);
fRegistry.fill(HIST("DiphotonHadron/same/hs"), veeg.M(), veeg.Pt(), deta, dphi);
npair++;

Expand Down Expand Up @@ -720,7 +726,7 @@
float deta = ref1.eta() - ref2.eta();
float dphi = ref1.phi() - ref2.phi();
// o2::math_utils::bringTo02Pi(dphi);
dphi = RecoDecay::constrainAngle(dphi, -M_PI / 2, 1U);
dphi = RecoDecay::constrainAngle(dphi, -o2::constants::math::PIHalf, 1U);
fRegistry.fill(HIST("HadronHadron/same/hDEtaDPhi"), dphi, deta);
}
}
Expand Down Expand Up @@ -794,7 +800,7 @@
float deta = trg.eta() - ref.eta();
float dphi = trg.phi() - ref.phi();
// o2::math_utils::bringTo02Pi(dphi);
dphi = RecoDecay::constrainAngle(dphi, -M_PI / 2, 1U);
dphi = RecoDecay::constrainAngle(dphi, -o2::constants::math::PIHalf, 1U);
fRegistry.fill(HIST("DiphotonHadron/mix/hs"), trg.mass(), trg.pt(), deta, dphi);
}
}
Expand Down Expand Up @@ -889,7 +895,7 @@
float deta = trg.eta() - ref.eta();
float dphi = trg.phi() - ref.phi();
// o2::math_utils::bringTo02Pi(dphi);
dphi = RecoDecay::constrainAngle(dphi, -M_PI / 2, 1U);
dphi = RecoDecay::constrainAngle(dphi, -o2::constants::math::PIHalf, 1U);
fRegistry.fill(HIST("DiphotonHadron/mix/hs"), trg.mass(), trg.pt(), deta, dphi);
}
}
Expand Down Expand Up @@ -917,7 +923,7 @@
float deta = ref1.eta() - ref2.eta();
float dphi = ref1.phi() - ref2.phi();
// o2::math_utils::bringTo02Pi(dphi);
dphi = RecoDecay::constrainAngle(dphi, -M_PI / 2, 1U);
dphi = RecoDecay::constrainAngle(dphi, -o2::constants::math::PIHalf, 1U);
fRegistry.fill(HIST("HadronHadron/mix/hDEtaDPhi"), dphi, deta);
}
}
Expand Down
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