TrigThresholdDecisionTool.h

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// This file is really -*- C++ -*-.
 
/*                                                                                                                      
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef TRIGT1MUCTPIPHASE1_TRIGTHRESHOLDECISIONTOOL_H
#define TRIGT1MUCTPIPHASE1_TRIGTHRESHOLDECISIONTOOL_H
 
/*
  Tool to help perform decision about trigger threshold given ROI data
*/
 
#include "TrigConfData/L1ThrExtraInfo.h"
#include "TrigConfData/L1Threshold.h"
#include "TrigConfData/L1Menu.h"
#include "TrigConfInterfaces/ITrigConfigSvc.h"
 
#include "TrigT1Interfaces/ITrigT1MuonRecRoiTool.h"
#include "TrigT1Interfaces/ITrigThresholdDecisionTool.h"
 
#include "HLTSeeding/IRoIThresholdsTool.h"
#include "xAODTrigger/MuonRoI.h"
#include "xAODTrigger/MuonRoIContainer.h"
 
#include <map>
#include <vector>
#include <string>
#include <memory>
#include <utility>
 
namespace LVL1 {
 
  namespace MURoIThresholdsToolParams {
    extern const char ContainerName[];
    extern const char ThresholdType[];
    using BaseClass = RoIThresholdsTool<xAOD::MuonRoI, xAOD::MuonRoIContainer, ContainerName, ThresholdType>;
  }
 
  class TrigThresholdDecisionTool : public extends<MURoIThresholdsToolParams::BaseClass, ITrigThresholdDecisionTool>
  {
  public:
 
    TrigThresholdDecisionTool(const std::string& type, 
                  const std::string& name, 
                  const IInterface* parent);
    
    virtual StatusCode initialize() override;
    virtual StatusCode start() override;
 
    virtual uint64_t getPattern(const EventContext& ctx,
                                const xAOD::MuonRoI& roi,
                                const ThrVec& menuThresholds,
                                const TrigConf::L1ThrExtraInfoBase& menuExtraInfo) const override;
 
    virtual uint64_t getPattern(uint32_t dataWord,
                                const ThrVec& menuThresholds,
                                const TrigConf::L1ThrExtraInfoBase& menuExtraInfo) const;
 
    virtual
    std::vector<std::pair<std::shared_ptr<TrigConf::L1Threshold>, bool> >
    getThresholdDecisions(uint32_t dataWord,
                          const EventContext& eventContext) const override;
    virtual
    std::vector<std::pair<std::shared_ptr<TrigConf::L1Threshold>, bool> >
    getThresholdDecisions(uint32_t dataWord,
                          const ThrVec& menuThresholds,
                          const TrigConf::L1ThrExtraInfoBase& menuExtraInfo) const override;
 
    virtual
    std::pair<std::string, double> getMinThresholdNameAndValue(const std::vector<std::pair<std::shared_ptr<TrigConf::L1Threshold>, bool> >& decisions,
                                   const double& eta = 0) const override;
 
  protected:
    //Function that performs the actual initialization of the tool. 
    StatusCode configureToolFromMenu(const TrigConf::L1Menu& l1Menu) const;
 
    struct TGCFlagDecision
    {
      TGCFlagDecision(const bool& F, const bool& C, const bool& H) {word = F + 2*C + 4*H;pass=false;}
 
      //implement < operator so we can store this type in a set
      bool operator<(const TGCFlagDecision& rhs) const {return word < rhs.word;}
 
      unsigned word;
      bool pass;
    };
    struct RPCFlagDecision
    {
      RPCFlagDecision(const bool& M) {word = M;pass=false;}
 
      //implement < operator so we can store this type in a set
      bool operator<(const RPCFlagDecision& rhs) const {return word < rhs.word;}
 
      unsigned word;
      bool pass;
    };
 
    bool isExcludedRPCROI(const TrigConf::L1ThrExtraInfo_MU& menuExtraInfo,
                          const std::string& rpcExclROIList,
                          unsigned roi,
                          unsigned sectorID,
                          bool isSideC) const;
 
    bool getTGCDecision(const std::string& tgcFlags, bool F, bool C, bool H) const;
    void makeTGCDecision(const std::string& tgcFlags, bool F, bool C, bool H) const;
 
    bool getRPCDecision(const std::string& rpcFlags, bool M) const;
    void makeRPCDecision(const std::string& rpcFlags, bool M) const;
 
    void parseFlags(const std::string& flags) const;
    std::vector<std::string> parseString(const std::string& str, const std::string& sep) const;
    std::string getShapedFlags(const std::string& flags) const;
 
    ToolHandle<LVL1::ITrigT1MuonRecRoiTool> m_rpcTool{this, "RPCRecRoiTool", "LVL1::TrigT1RPCRecRoiTool/LVL1__TrigT1RPCRecRoiTool", "Tool to get the eta/phi coordinates in the RPC"};
    ToolHandle<LVL1::ITrigT1MuonRecRoiTool> m_tgcTool{this, "TGCRecRoiTool", "LVL1::TrigT1TGCRecRoiTool/LVL1__TrigT1TGCRecRoiTool", "Tool to get the eta/phi coordinates in the TGC"};
 
    //buffered parsed TGC/RPC flags
    mutable std::map<std::string, std::vector<std::vector<std::string> > > m_parsed_flags ATLAS_THREAD_SAFE{};
 
    //buffered set of decisions for words that have been checked for each TGC/RPC flag
    mutable std::map<std::string, std::set<TGCFlagDecision> > m_tgcFlag_decisions ATLAS_THREAD_SAFE{};
    mutable std::map<std::string, std::set<RPCFlagDecision> > m_rpcFlag_decisions ATLAS_THREAD_SAFE{};
    
    //configuration that toddle the L1menu loading sfrom xAOD as metadata or from det store
    ServiceHandle<TrigConf::ITrigConfigSvc> m_configSvc{this, "TrigConfigSvc", "TrigConf::xAODConfigSvc"};
    Gaudi::Property<bool> m_MenuFromxAOD {this, "MenuFromxAOD", false, "Flag to enable loading the L1 menu from xAOD as metadata instead of the detector store"};
    mutable std::atomic<bool> m_isInitialized ATLAS_THREAD_SAFE{false};
    mutable std::mutex m_mutex ATLAS_THREAD_SAFE{};
  };
 
}
 
 
#endif