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| 1 | +// Copyright 2019-2020 CERN and copyright holders of ALICE O2. |
| 2 | +// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders. |
| 3 | +// All rights not expressly granted are reserved. |
| 4 | +// |
| 5 | +// This software is distributed under the terms of the GNU General Public |
| 6 | +// License v3 (GPL Version 3), copied verbatim in the file "COPYING". |
| 7 | +// |
| 8 | +// In applying this license CERN does not waive the privileges and immunities |
| 9 | +// granted to it by virtue of its status as an Intergovernmental Organization |
| 10 | +// or submit itself to any jurisdiction. |
| 11 | + |
| 12 | +/// \file heavyFlavourDefinition.cxx |
| 13 | +/// \brief Task to produce a table joinable to the jet tables for a flavour definition on MC |
| 14 | +/// \author Hanseo Park <hanseo.park@cern.ch> |
| 15 | + |
| 16 | +#include <memory> |
| 17 | +#include <vector> |
| 18 | + |
| 19 | +#include <TF1.h> |
| 20 | +#include <TH1.h> |
| 21 | + |
| 22 | +#include "Framework/AnalysisTask.h" |
| 23 | +#include "Framework/AnalysisDataModel.h" |
| 24 | +#include "Framework/ASoA.h" |
| 25 | +#include "Framework/O2DatabasePDGPlugin.h" |
| 26 | +#include "Framework/runDataProcessing.h" |
| 27 | +#include "Common/Core/trackUtilities.h" |
| 28 | + |
| 29 | +#include "PWGJE/DataModel/Jet.h" |
| 30 | +#include "PWGJE/DataModel/JetTagging.h" |
| 31 | +#include "PWGJE/Core/JetTaggingUtilities.h" |
| 32 | +#include "PWGJE/Core/JetDerivedDataUtilities.h" |
| 33 | + |
| 34 | +using namespace o2; |
| 35 | +using namespace o2::framework; |
| 36 | +using namespace o2::framework::expressions; |
| 37 | + |
| 38 | +template <typename JetTableMCD, typename JetTableMCP, typename JetFlavourDefMCD, typename JetFlavourDefMCP> |
| 39 | +struct HeavyFlavourDefinitionTask { |
| 40 | + |
| 41 | + Produces<JetFlavourDefMCD> flavourTableMCD; |
| 42 | + Produces<JetFlavourDefMCP> flavourTableMCP; |
| 43 | + |
| 44 | + Configurable<float> maxDeltaR{"maxDeltaR", 0.25, "maximum distance of jet axis from flavour initiating parton"}; |
| 45 | + Configurable<bool> searchUpToQuark{"searchUpToQuark", true, "Finding first mother in particles to quark"}; |
| 46 | + |
| 47 | + using JetTracksMCD = soa::Join<aod::JetTracksMCD, aod::JTrackExtras, aod::JTrackPIs>; |
| 48 | + Preslice<aod::JetParticles> particlesPerCollision = aod::jmcparticle::mcCollisionId; |
| 49 | + |
| 50 | + HistogramRegistry registry{"registry", {}, OutputObjHandlingPolicy::AnalysisObject}; |
| 51 | + void init(InitContext const&) |
| 52 | + { |
| 53 | + } |
| 54 | + |
| 55 | + void processDummy(aod::JetCollisions const&) |
| 56 | + { |
| 57 | + } |
| 58 | + PROCESS_SWITCH(HeavyFlavourDefinitionTask, processDummy, "Dummy process", true); |
| 59 | + |
| 60 | + void processMCD(aod::JetCollision const& /*collision*/, JetTableMCD const& mcdjets, JetTracksMCD const& jtracks, aod::JetParticles const& particles) |
| 61 | + { |
| 62 | + for (auto const& mcdjet : mcdjets) { |
| 63 | + int origin = jettaggingutilities::mcdJetFromHFShower(mcdjet, jtracks, particles, maxDeltaR, searchUpToQuark); |
| 64 | + flavourTableMCD(origin); |
| 65 | + } |
| 66 | + } |
| 67 | + PROCESS_SWITCH(HeavyFlavourDefinitionTask, processMCD, "Fill definition of flavour for mcd jets", true); |
| 68 | + |
| 69 | + void processMCDRun2(soa::Join<aod::JCollisions, aod::JCollisionPIs, aod::JMcCollisionLbs>::iterator const& collision, soa::Join<JetTableMCD, aod::ChargedMCDetectorLevelJetsMatchedToChargedMCParticleLevelJets> const& mcdjets, soa::Join<JetTableMCP, aod::ChargedMCParticleLevelJetsMatchedToChargedMCDetectorLevelJets> const& /*mcpjets*/, aod::JetParticles const& particles) // it used only for charged jets now |
| 70 | + { |
| 71 | + for (auto const& mcdjet : mcdjets) { |
| 72 | + auto const particlesPerColl = particles.sliceBy(particlesPerCollision, collision.mcCollisionId()); |
| 73 | + int origin = -1; |
| 74 | + for (auto const& mcpjet : mcdjet.template matchedJetGeo_as<soa::Join<JetTableMCP, aod::ChargedMCParticleLevelJetsMatchedToChargedMCDetectorLevelJets>>()) { |
| 75 | + if (searchUpToQuark) { |
| 76 | + origin = jettaggingutilities::getJetFlavor(mcpjet, particlesPerColl); |
| 77 | + } else { |
| 78 | + origin = jettaggingutilities::getJetFlavorHadron(mcpjet, particlesPerColl); |
| 79 | + } |
| 80 | + } |
| 81 | + flavourTableMCD(origin); |
| 82 | + } |
| 83 | + } |
| 84 | + PROCESS_SWITCH(HeavyFlavourDefinitionTask, processMCDRun2, "Fill definition of flavour for mcd jets (Run2)", false); |
| 85 | + |
| 86 | + void processMCP(JetTableMCP const& mcpjets, aod::JetParticles const& particles) |
| 87 | + { |
| 88 | + for (auto const& mcpjet : mcpjets) { |
| 89 | + int origin = jettaggingutilities::mcpJetFromHFShower(mcpjet, particles, maxDeltaR, searchUpToQuark); |
| 90 | + flavourTableMCP(origin); |
| 91 | + } |
| 92 | + } |
| 93 | + PROCESS_SWITCH(HeavyFlavourDefinitionTask, processMCP, "Fill definition of flavour for mcp jets", true); |
| 94 | + |
| 95 | + void processMCPRun2(JetTableMCP const& mcpjets, aod::JetParticles const& particles) |
| 96 | + { |
| 97 | + for (auto const& mcpjet : mcpjets) { |
| 98 | + auto const particlesPerColl = particles.sliceBy(particlesPerCollision, mcpjet.mcCollisionId()); |
| 99 | + int origin = -1; |
| 100 | + if (searchUpToQuark) { |
| 101 | + origin = jettaggingutilities::getJetFlavor(mcpjet, particlesPerColl); |
| 102 | + } else { |
| 103 | + origin = jettaggingutilities::getJetFlavorHadron(mcpjet, particlesPerColl); |
| 104 | + } |
| 105 | + flavourTableMCP(origin); |
| 106 | + } |
| 107 | + } |
| 108 | + PROCESS_SWITCH(HeavyFlavourDefinitionTask, processMCPRun2, "Fill definition of flavour for mcp jets (Run2)", false); |
| 109 | +}; |
| 110 | + |
| 111 | +using JetFlavourDefCharged = HeavyFlavourDefinitionTask<soa::Join<aod::ChargedMCDetectorLevelJets, aod::ChargedMCDetectorLevelJetConstituents>, soa::Join<aod::ChargedMCParticleLevelJets, aod::ChargedMCParticleLevelJetConstituents>, aod::ChargedMCDetectorLevelJetFlavourDef, aod::ChargedMCParticleLevelJetFlavourDef>; |
| 112 | +using JetFlavourDefFull = HeavyFlavourDefinitionTask<soa::Join<aod::FullMCDetectorLevelJets, aod::FullMCDetectorLevelJetConstituents>, soa::Join<aod::FullMCParticleLevelJets, aod::FullMCParticleLevelJetConstituents>, aod::FullMCDetectorLevelJetFlavourDef, aod::FullMCParticleLevelJetFlavourDef>; |
| 113 | +// using JetTaggerhfNeutral = HeavyFlavourDefinitionTask<soa::Join<aod::NeutralMCDetectorLevelJets, aod::NeutralMCDetectorLevelJetConstituents>, aod::NeutralMCDetectorLevelJetTags, aod::NeutralMCParticleLevelJetFlavourDef>; |
| 114 | + |
| 115 | +WorkflowSpec defineDataProcessing(ConfigContext const& cfgc) |
| 116 | +{ |
| 117 | + |
| 118 | + std::vector<o2::framework::DataProcessorSpec> tasks; |
| 119 | + |
| 120 | + tasks.emplace_back( |
| 121 | + adaptAnalysisTask<JetFlavourDefCharged>(cfgc, |
| 122 | + SetDefaultProcesses{})); |
| 123 | + |
| 124 | + tasks.emplace_back( |
| 125 | + adaptAnalysisTask<JetFlavourDefFull>(cfgc, |
| 126 | + SetDefaultProcesses{})); |
| 127 | + /* |
| 128 | + tasks.emplace_back( |
| 129 | + adaptAnalysisTask<JetFlavourDefNeutral>(cfgc, |
| 130 | + SetDefaultProcesses{})); |
| 131 | + */ |
| 132 | + return WorkflowSpec{tasks}; |
| 133 | +} |
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