jTauMultiplicity.cxx

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
/*********************************
 * jTauMultiplicity.cpp
 * Created by Carlos Moreno on 05/06/20.
 *
 * @brief algorithm that computes the multiplicity for a specified list and ET threshold
 * line 1: 0 or 1, line 1 and 2 : 2 or more, uses 2 bits
 *
 * @param NumberLeading MinET
 
**********************************/
 
 
 
#include "L1TopoAlgorithms/jTauMultiplicity.h"
#include "L1TopoCommon/Exception.h"
#include "L1TopoInterfaces/Count.h"
 
#include "L1TopoEvent/TOBArray.h"
#include "L1TopoEvent/jTauTOBArray.h"
 
#include "TrigConfData/L1ThrExtraInfo.h"
#include <cmath>
REGISTER_ALG_TCS(jTauMultiplicity)
 
using namespace std;
 
 
TCS::jTauMultiplicity::jTauMultiplicity(const std::string & name) : CountingAlg(name)
{
   setNumberOutputBits(12); //To-Do: Make this flexible to adapt to the menu. Each counting requires more than one bit
}
 
TCS::jTauMultiplicity::~jTauMultiplicity(){}
 
 
TCS::StatusCode
TCS::jTauMultiplicity::initialize() { 
  m_threshold = dynamic_cast<const TrigConf::L1Threshold_jTAU*>(getThreshold());
  if (not m_threshold){
    return StatusCode::FAILURE;
  }
  m_extraInfo = m_threshold->getExtraInfo();
 
  // book histograms
  std::string hname_accept = "jTauMultiplicity_accept_EtaPt_"+m_threshold->name();
  bookHistMult(m_histAccept, hname_accept, "Mult_"+m_threshold->name(), "#eta#times40", "E_{t} [GeV]", 200, -200, 200, 100, 0, 100);
 
  hname_accept = "jTauMultiplicity_accept_counts_"+m_threshold->name();
  bookHistMult(m_histAccept, hname_accept, "Mult_"+m_threshold->name(), "counts", 15, 0, 15);
 
  return StatusCode::SUCCESS;
     
}
 
 
TCS::StatusCode
TCS::jTauMultiplicity::processBitCorrect( const TCS::InputTOBArray & input,
                     Count & count)
 
{
   return process(input, count);
}
 
TCS::StatusCode
TCS::jTauMultiplicity::process( const TCS::InputTOBArray & input,
                   Count & count )
{
  // Grab inputs
  const jTauTOBArray & jtaus = dynamic_cast<const jTauTOBArray&>(input);
 
  int counting = 0; 
  
  // loop over input TOBs
  for(jTauTOBArray::const_iterator jtau = jtaus.begin();
      jtau != jtaus.end();
      ++jtau ) {
    
    // Dividing by 4 standing for converting eta from 0.025 to 0.1 granularity as it is defined in the menu as 0.1 gran.
    bool passed = (*jtau)->Et() > m_threshold->thrValue100MeV((*jtau)->eta()/4);
 
    if (!checkIsolation(*jtau)) continue;
 
    if (passed) {
      counting++; 
      fillHist2D( m_histAccept[0], (*jtau)->eta(), (*jtau)->EtDouble() );
    }
 
  }
 
  fillHist1D( m_histAccept[1], counting);
  
  // Pass counting to TCS::Count object - output bits are composed there
  count.setSizeCount(counting);
  
  return TCS::StatusCode::SUCCESS;
 
}
 
bool
TCS::jTauMultiplicity::checkIsolation(const TCS::jTauTOB* jtau) const {
  if(m_threshold->isolation() == WP::NONE) return true;
  auto iso_wp = m_extraInfo->isolation(m_threshold->isolation(), jtau->etaDouble());
  return jtau->EtIso()*1024 < jtau->Et()*iso_wp.isolation_fw();
}