EnergySumCondition.cc

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// this class header
#include "L1Trigger/L1TGlobal/interface/EnergySumCondition.h"

// system include files
#include <iostream>
#include <iomanip>

#include <string>
#include <vector>
#include <algorithm>

// user include files
//   base classes
#include "L1Trigger/L1TGlobal/interface/EnergySumTemplate.h"
#include "L1Trigger/L1TGlobal/interface/ConditionEvaluation.h"
#include "DataFormats/L1Trigger/interface/L1Candidate.h"
#include "L1Trigger/L1TGlobal/interface/GlobalBoard.h"

#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "FWCore/MessageLogger/interface/MessageDrop.h"

// constructors
//     default
l1t::EnergySumCondition::EnergySumCondition() :
    ConditionEvaluation() {

    //empty

}

//     from base template condition (from event setup usually)
l1t::EnergySumCondition::EnergySumCondition(const GlobalCondition* eSumTemplate, const GlobalBoard* ptrGTB) :
    ConditionEvaluation(),
    m_gtEnergySumTemplate(static_cast<const EnergySumTemplate*>(eSumTemplate)),
    m_uGtB(ptrGTB)

{

    // maximum number of objects received for the evaluation of the condition
    // energy sums are global quantities - one object per event

    m_condMaxNumberObjects = 1;

}

// copy constructor
void l1t::EnergySumCondition::copy(const l1t::EnergySumCondition &cp) {

    m_gtEnergySumTemplate = cp.gtEnergySumTemplate();
    m_uGtB = cp.getuGtB();

    m_condMaxNumberObjects = cp.condMaxNumberObjects();
    m_condLastResult = cp.condLastResult();
    m_combinationsInCond = cp.getCombinationsInCond();

    m_verbosity = cp.m_verbosity;

}

l1t::EnergySumCondition::EnergySumCondition(const l1t::EnergySumCondition& cp) :
    ConditionEvaluation() {

    copy(cp);

}

// destructor
l1t::EnergySumCondition::~EnergySumCondition() {

    // empty

}

// equal operator
l1t::EnergySumCondition& l1t::EnergySumCondition::operator= (const l1t::EnergySumCondition& cp)
{
    copy(cp);
    return *this;
}

// methods
void l1t::EnergySumCondition::setGtEnergySumTemplate(const EnergySumTemplate* eSumTempl) {

    m_gtEnergySumTemplate = eSumTempl;

}

void l1t::EnergySumCondition::setuGtB(const GlobalBoard* ptrGTB) {

    m_uGtB = ptrGTB;

}

// try all object permutations and check spatial correlations, if required
const bool l1t::EnergySumCondition::evaluateCondition(const int bxEval) const {

    // number of trigger objects in the condition
    // in fact, there is only one object
    int iCondition = 0;

    // condition result condResult set to true if the energy sum
    // passes all requirements
    bool condResult = false;

    // store the indices of the calorimeter objects
    // from the combination evaluated in the condition
    SingleCombInCond objectsInComb;

    // clear the m_combinationsInCond vector
    (combinationsInCond()).clear();

    // clear the indices in the combination
    objectsInComb.clear();

    const BXVector<const l1t::EtSum*>* candVec = m_uGtB->getCandL1EtSum();

    // Look at objects in bx = bx + relativeBx
    int useBx = bxEval + m_gtEnergySumTemplate->condRelativeBx();
    
    // Fail condition if attempting to get Bx outside of range
    if( ( useBx < candVec->getFirstBX() ) ||
    ( useBx > candVec->getLastBX() ) ) {
      return false;
    }
    
    // If no candidates, no use looking any further.
    int numberObjects = candVec->size(useBx);
    if (numberObjects < 1) {
        return false;
    }


    l1t::EtSum::EtSumType type;
    bool MissingEnergy = false;
    switch( (m_gtEnergySumTemplate->objectType())[0] ){
    case gtETM:
      type = l1t::EtSum::EtSumType::kMissingEt;
      MissingEnergy = true;
      break;
    case gtETT:
      type = l1t::EtSum::EtSumType::kTotalEt;
      MissingEnergy = false;
      break;
    case gtETTem:
      type = l1t::EtSum::EtSumType::kTotalEtEm;
      MissingEnergy = false;
      break;      
    case gtHTM:
      type = l1t::EtSum::EtSumType::kMissingHt;
      MissingEnergy = true;
      break;
    case gtHTT:
      type = l1t::EtSum::EtSumType::kTotalHt;
      MissingEnergy = false;
      break;
    case gtETMHF:
      type = l1t::EtSum::EtSumType::kMissingEtHF;
      MissingEnergy = true;
      break;
    case gtTowerCount:
      type = l1t::EtSum::EtSumType::kTowerCount;
      MissingEnergy = false;
      break;      
    case gtMinBiasHFP0:
      type = l1t::EtSum::EtSumType::kMinBiasHFP0;
      MissingEnergy = false;
      break;
    case gtMinBiasHFM0:
      type = l1t::EtSum::EtSumType::kMinBiasHFM0;
      MissingEnergy = false;
      break;     
    case gtMinBiasHFP1:
      type = l1t::EtSum::EtSumType::kMinBiasHFP1;
      MissingEnergy = false;
      break;     
    case gtMinBiasHFM1:
      type = l1t::EtSum::EtSumType::kMinBiasHFM1;
      MissingEnergy = false;
      break;                             
    default:
      edm::LogError("L1TGlobal")
    << "\n  Error: "
    << "Unmatched object type from template to EtSumType, (m_gtEnergySumTemplate->objectType())[0] = "
    << (m_gtEnergySumTemplate->objectType())[0]
    << std::endl;
      type = l1t::EtSum::EtSumType::kTotalEt;
      break;
    }


    // get energy, phi (ETM and HTM) and overflow for the trigger object
    unsigned int candEt = 0;
    unsigned int candPhi = 0;
    bool candOverflow = false;
    for( int iEtSum = 0; iEtSum < numberObjects; ++iEtSum ){
      l1t::EtSum cand = *(candVec->at(useBx,iEtSum));
      if( cand.getType() != type ) continue;
      candEt  = cand.hwPt();
      candPhi = cand.hwPhi();
    }


    const EnergySumTemplate::ObjectParameter objPar =
        ( *(m_gtEnergySumTemplate->objectParameter()) )[iCondition];

    // check energy threshold and overflow
    // overflow evaluation:
    //     for condGEq >=
    //         candidate overflow true -> condition true
    //         candidate overflow false -> evaluate threshold
    //     for condGEq =
    //         candidate overflow true -> condition false
    //         candidate overflow false -> evaluate threshold
    //

    bool condGEqVal = m_gtEnergySumTemplate->condGEq();

    // check energy threshold
    if ( !checkThreshold(objPar.etLowThreshold, objPar.etHighThreshold, candEt, condGEqVal) ) {
      LogDebug("L1TGlobal") << "\t\t l1t::EtSum failed checkThreshold" << std::endl;
        return false;
    }

    if( !condGEqVal && candOverflow ) return false;

    // for ETM and HTM check phi also
    // for overflow, the phi requirements are ignored
    if( MissingEnergy ){
      // check phi
      if( !checkRangePhi(candPhi, objPar.phiWindow1Lower, objPar.phiWindow1Upper, objPar.phiWindow2Lower, objPar.phiWindow2Upper) ){
    LogDebug("L1TGlobal") << "\t\t l1t::EtSum failed checkRange(phi)" << std::endl;
    return false;
      }
    }


    // index is always zero, as they are global quantities (there is only one object)
    int indexObj = 0;

    objectsInComb.push_back(indexObj);
    (combinationsInCond()).push_back(objectsInComb);

    // if we get here all checks were successfull for this combination
    // set the general result for evaluateCondition to "true"

    condResult = true;
    return condResult;

}

void l1t::EnergySumCondition::print(std::ostream& myCout) const {

    m_gtEnergySumTemplate->print(myCout);
    ConditionEvaluation::print(myCout);

}