// -*- C++ -*-
#include "Rivet/Analyses/MC_JetSplittings.hh"
#include "Rivet/Projections/ZFinder.hh"
#include "Rivet/Projections/FastJets.hh"
namespace Rivet {
/// @brief MC validation analysis for Z + jets events
class MC_ZKTSPLITTINGS : public MC_JetSplittings {
public:
/// Default constructor
MC_ZKTSPLITTINGS()
: MC_JetSplittings("MC_ZKTSPLITTINGS", 4, "Jets")
{ }
/// @name Analysis methods
//@{
/// Book histograms
void init() {
_dR=0.2;
if (getOption("SCHEME") == "BARE") _dR = 0.0;
_lepton=PID::ELECTRON;
if (getOption("LMODE") == "MU") _lepton = PID::MUON;
// set FS cuts from input options
const double etacut = getOption<double>("ABSETALMAX", 3.5);
const double ptcut = getOption<double>("PTLMIN", 25.);
Cut cut = Cuts::abseta < etacut && Cuts::pT > ptcut*GeV;
FinalState fs;
ZFinder zfinder(fs, cut, _lepton, 65*GeV, 115*GeV, _dR, ZFinder::ClusterPhotons::NODECAY, ZFinder::AddPhotons::YES);
declare(zfinder, "ZFinder");
// set clustering radius from input option
const double R = getOption<double>("R", 0.6);
FastJets jetpro(zfinder.remainingFinalState(), FastJets::KT, R);
declare(jetpro, "Jets");
MC_JetSplittings::init();
}
/// Do the analysis
void analyze(const Event & e) {
const ZFinder& zfinder = apply<ZFinder>(e, "ZFinder");
if (zfinder.bosons().size() != 1) vetoEvent;
MC_JetSplittings::analyze(e);
}
/// Finalize
void finalize() {
MC_JetSplittings::finalize();
}
//@}
protected:
/// @name Parameters for specialised e/mu and dressed/bare subclassing
//@{
double _dR;
PdgId _lepton;
//@}
};
// The hook for the plugin system
RIVET_DECLARE_PLUGIN(MC_ZKTSPLITTINGS);
}