jJetMultiplicity.cxx

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/*
  Copyright (C) 2002-2021 CERN for the benefit of the ATLAS collaboration
*/
/*********************************
 * jJetMultiplicity.cpp
 * Created by Carlos Moreno on 17/09/21.
 *
 * @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 <cmath>
 
#include "L1TopoAlgorithms/jJetMultiplicity.h"
#include "L1TopoCommon/Exception.h"
#include "L1TopoInterfaces/Count.h"
 
#include "L1TopoEvent/TOBArray.h"
#include "L1TopoEvent/jJetTOBArray.h"
#include "L1TopoEvent/GenericTOB.h"
 
REGISTER_ALG_TCS(jJetMultiplicity)
 
using namespace std;
 
 
TCS::jJetMultiplicity::jJetMultiplicity(const std::string & name) : CountingAlg(name)
{
   
   
   setNumberOutputBits(12); //To-Do: Make this flexible to addapt to the menu. Each counting requires more than one bit
 
}
 
TCS::jJetMultiplicity::~jJetMultiplicity(){}
 
 
TCS::StatusCode
TCS::jJetMultiplicity::initialize() { 
 
  m_threshold = getThreshold();
 
  // book histograms
  std::string hname_accept = "jJetMultiplicity_accept_EtaPt"+m_threshold->name();
  bookHistMult(m_histAccept, hname_accept, "Mult_"+m_threshold->name(), "#eta#times40", "E_{t} [GeV]", 200, -200, 200, 600, 0, 600);
 
  hname_accept = "jJetMultiplicity_accept_counts_"+m_threshold->name();
  bookHistMult(m_histAccept, hname_accept, "Mult_"+m_threshold->name(), "counts", 15, 0, 15);
 
  return StatusCode::SUCCESS;
     
}
 
 
TCS::StatusCode
TCS::jJetMultiplicity::processBitCorrect( const TCS::InputTOBArray & input,
                     Count & count)
 
{
   return process(input, count);
}
 
TCS::StatusCode
TCS::jJetMultiplicity::process( const TCS::InputTOBArray & input,
                   Count & count )
{
 
  // Grab the threshold and cast it into the right type
  const auto& jJThr = dynamic_cast<const TrigConf::L1Threshold_jJ &>(*m_threshold);
 
  // Grab inputs
  const jJetTOBArray & jjets = dynamic_cast<const jJetTOBArray&>(input);
 
  int counting = 0; 
  
  // loop over input TOBs
  for(jJetTOBArray::const_iterator jjet = jjets.begin();
      jjet != jjets.end();
      ++jjet ) {
    
    const GenericTOB gtob(**jjet);
 
    // 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.
    // Using abs eta here as L1ThresholdBase is not symmetric under eta -> -eta (even if configured in a seemingly symmetric way due to "min <= value < max" requirement)
    // The corresponding FW algorithm, however, explicitly supports only ranges defined w.r.t. abs(eta) and is therefore symmetric
    bool passed = gtob.Et() > jJThr.thrValue100MeV(abs(gtob.eta()/4)); 
 
    if (passed) {
      counting++; 
      fillHist2D( m_histAccept[0], gtob.eta(), gtob.EtDouble() );
    }
 
  }
 
  fillHist1D( m_histAccept[1], counting);
  
  // Pass counting to TCS::Count object - output bits are composed there
  count.setSizeCount(counting);
  
  return TCS::StatusCode::SUCCESS;
 
}