BPHBdToKxMuMuBuilder.cc

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/*
 *  See header file for a description of this class.
 *
 *  \author Paolo Ronchese INFN Padova
 *
 */
 
//-----------------------
// This Class' Header --
//-----------------------
#include "HeavyFlavorAnalysis/SpecificDecay/interface/BPHBdToKxMuMuBuilder.h"
 
//-------------------------------
// Collaborating Class Headers --
//-------------------------------
#include "HeavyFlavorAnalysis/RecoDecay/interface/BPHRecoBuilder.h"
#include "HeavyFlavorAnalysis/RecoDecay/interface/BPHPlusMinusCandidate.h"
#include "HeavyFlavorAnalysis/RecoDecay/interface/BPHRecoCandidate.h"
#include "HeavyFlavorAnalysis/SpecificDecay/interface/BPHMassSelect.h"
#include "HeavyFlavorAnalysis/SpecificDecay/interface/BPHChi2Select.h"
#include "HeavyFlavorAnalysis/SpecificDecay/interface/BPHMassFitSelect.h"
#include "HeavyFlavorAnalysis/SpecificDecay/interface/BPHParticleMasses.h"
 
//---------------
// C++ Headers --
//---------------
using namespace std;
 
//-------------------
// Initializations --
//-------------------
 
//----------------
// Constructors --
//----------------
BPHBdToKxMuMuBuilder::BPHBdToKxMuMuBuilder(const edm::EventSetup& es,
                                           const std::vector<BPHPlusMinusConstCandPtr>& oniaCollection,
                                           const std::vector<BPHPlusMinusConstCandPtr>& kx0Collection)
    : oniaName("Onia"), kx0Name("Kx0"), evSetup(&es), jCollection(&oniaCollection), kCollection(&kx0Collection) {
  oniaSel = new BPHMassSelect(1.00, 12.00);
  mkx0Sel = new BPHMassSelect(0.80, 1.00);
  massSel = new BPHMassSelect(3.50, 8.00);
  chi2Sel = new BPHChi2Select(0.02);
  mFitSel = new BPHMassFitSelect(4.00, 7.00);
  massConstr = true;
  minPDiff = 1.0e-4;
  updated = false;
}
 
//--------------
// Destructor --
//--------------
BPHBdToKxMuMuBuilder::~BPHBdToKxMuMuBuilder() {
  delete oniaSel;
  delete mkx0Sel;
  delete massSel;
  delete chi2Sel;
  delete mFitSel;
}
 
//--------------
// Operations --
//--------------
vector<BPHRecoConstCandPtr> BPHBdToKxMuMuBuilder::build() {
  if (updated)
    return bdList;
 
  bdList.clear();
 
  BPHRecoBuilder bBd(*evSetup);
  bBd.setMinPDiffererence(minPDiff);
  bBd.add(oniaName, *jCollection);
  bBd.add(kx0Name, *kCollection);
  bBd.filter(oniaName, *oniaSel);
  bBd.filter(kx0Name, *mkx0Sel);
 
  bBd.filter(*massSel);
  if (chi2Sel != nullptr)
    bBd.filter(*chi2Sel);
  if (massConstr)
    bBd.filter(*mFitSel);
 
  bdList = BPHRecoCandidate::build(bBd);
  //
  //  Apply kinematic constraint on the onia mass.
  //  The operation is already performed when apply the mass selection,
  //  so it's not repeated. The following code is left as example
  //  for similar operations
  //
  //  int iBd;
  //  int nBd = ( massConstr ? bdList.size() : 0 );
  //  for ( iBd = 0; iBd < nBd; ++iBd ) {
  //    BPHRecoCandidate* cptr = bdList[iBd].get();
  //    BPHRecoConstCandPtr onia = cptr->getComp( oniaName );
  //    double oMass = onia->constrMass();
  //    if ( oMass < 0 ) continue;
  //    double sigma = onia->constrSigma();
  //    cptr->kinematicTree( oniaName, oMass, sigma );
  //  }
  updated = true;
 
  return bdList;
}
 
void BPHBdToKxMuMuBuilder::setOniaMassMin(double m) {
  updated = false;
  oniaSel->setMassMin(m);
  return;
}
 
void BPHBdToKxMuMuBuilder::setOniaMassMax(double m) {
  updated = false;
  oniaSel->setMassMax(m);
  return;
}
 
void BPHBdToKxMuMuBuilder::setKxMassMin(double m) {
  updated = false;
  mkx0Sel->setMassMin(m);
  return;
}
 
void BPHBdToKxMuMuBuilder::setKxMassMax(double m) {
  updated = false;
  mkx0Sel->setMassMax(m);
  return;
}
 
void BPHBdToKxMuMuBuilder::setMassMin(double m) {
  updated = false;
  massSel->setMassMin(m);
  return;
}
 
void BPHBdToKxMuMuBuilder::setMassMax(double m) {
  updated = false;
  massSel->setMassMax(m);
  return;
}
 
void BPHBdToKxMuMuBuilder::setProbMin(double p) {
  updated = false;
  delete chi2Sel;
  chi2Sel = (p < 0.0 ? nullptr : new BPHChi2Select(p));
  return;
}
 
void BPHBdToKxMuMuBuilder::setMassFitMin(double m) {
  updated = false;
  mFitSel->setMassMin(m);
  return;
}
 
void BPHBdToKxMuMuBuilder::setMassFitMax(double m) {
  updated = false;
  mFitSel->setMassMax(m);
  return;
}
 
void BPHBdToKxMuMuBuilder::setConstr(bool flag) {
  updated = false;
  massConstr = flag;
  return;
}
 
double BPHBdToKxMuMuBuilder::getOniaMassMin() const { return oniaSel->getMassMin(); }
 
double BPHBdToKxMuMuBuilder::getOniaMassMax() const { return oniaSel->getMassMax(); }
 
double BPHBdToKxMuMuBuilder::getKxMassMin() const { return mkx0Sel->getMassMin(); }
 
double BPHBdToKxMuMuBuilder::getKxMassMax() const { return mkx0Sel->getMassMax(); }
 
double BPHBdToKxMuMuBuilder::getMassMin() const { return massSel->getMassMin(); }
 
double BPHBdToKxMuMuBuilder::getMassMax() const { return massSel->getMassMax(); }
 
double BPHBdToKxMuMuBuilder::getProbMin() const { return (chi2Sel == nullptr ? -1.0 : chi2Sel->getProbMin()); }
 
double BPHBdToKxMuMuBuilder::getMassFitMin() const { return mFitSel->getMassMin(); }
 
double BPHBdToKxMuMuBuilder::getMassFitMax() const { return mFitSel->getMassMax(); }
 
bool BPHBdToKxMuMuBuilder::getConstr() const { return massConstr; }