MuonTPMetaDataAlg.h

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/*
  Copyright (C) 2002-2023 CERN for the benefit of the ATLAS collaboration
*/
#ifndef MUONPERFORMANCEALGS_MUONTPMETADATAALG_H
#define MUONPERFORMANCEALGS_MUONTPMETADATAALG_H
#include <AthAnalysisBaseComps/AthAnalysisAlgorithm.h>
#include <AsgAnalysisInterfaces/IPileupReweightingTool.h>
#include <StoreGate/ReadHandleKey.h>
#include <MuonTesterTree/MuonTesterTree.h>
#include <xAODCutFlow/CutBookkeeper.h>
#include <xAODEventInfo/EventInfo.h>
 
namespace MuonVal{
    
class MuonTPMetaDataAlg : public  AthAnalysisAlgorithm {
public:
    MuonTPMetaDataAlg(const std::string& name, ISvcLocator* pSvcLocator);
    virtual ~MuonTPMetaDataAlg() = default;
 
    StatusCode initialize() override;
    StatusCode execute() override;
    StatusCode finalize() override;
    StatusCode beginInputFile() override;
    unsigned int cardinality() const override final { return 1; }
 
private:
    SG::ReadHandleKey<xAOD::EventInfo> m_infoKey{this, "EvtInfoKey", "EventInfo"};
    Gaudi::Property<std::string> m_stream{this, "OutStream", "MUONTP"};
 
    //
    Gaudi::Property<bool> m_isData{this, "isData", false};
    Gaudi::Property<bool> m_isDerivedAOD{this, "isDAOD", false};
    Gaudi::Property<bool> m_isAF2{this, "isAF2", false};
    Gaudi::Property<bool> m_storeLHE{this, "writeLHE", false};
 
    ToolHandle<CP::IPileupReweightingTool> m_prwTool{this, "prwTool", ""};
    bool m_hasPrwTool{false};
    std::unique_ptr<MuonTesterTree> m_MetaDataTree{nullptr};
 
    struct RunMetaData {
        ~RunMetaData() = default;
        RunMetaData(unsigned int __run, const std::string& __stream) : run_number{__run}, trigger_stream{__stream} {}
        bool operator<(const RunMetaData& other) const { return run_number < other.run_number; }
        unsigned int run_number{0};
        Long64_t tot_events{0};
        Long64_t proc_events{0};
        std::string trigger_stream{};
        std::set<unsigned int> total_lumi_blocks{};
        std::set<unsigned int> processed_blocks{};
 
        bool has_book_keeper{false};
    };
    struct SimMetaData {
        ~SimMetaData() = default;
        SimMetaData(int __dsid, unsigned int __prw) : mc_channel{__dsid}, prw_channel{__prw} {}
        bool operator<(const SimMetaData& other) const {
            if (other.mc_channel != mc_channel) return mc_channel < other.mc_channel;
            if (other.prw_channel != prw_channel) return prw_channel < other.prw_channel;
            return variation_number < other.variation_number;
        }
        int mc_channel{0};
        unsigned int prw_channel{0};
        double prw_lumi{0};
        Long64_t tot_events{0};
        Long64_t proc_events{0};
        double sum_w{0.};
        double sum_w_squared{0.};
 
        std::string weight_name{};
        unsigned int variation_number{0};
        bool has_book_keeper{false};
        bool warned{false};
    };
    StatusCode fillDataTree();
    StatusCode fillSimulationTree();
 
 
    std::vector<SimMetaData> m_sim_meta{};
    std::vector<RunMetaData> m_run_meta{};
 
    const xAOD::CutBookkeeper* RetrieveCutBookKeeper(const std::string& stream, const std::string& cbk_name = "AllExecutedEvents") const;
};
}
#endif  //> !MUONPERFORMANCEALGS_MUONTPMETADATAALG_H