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| // -*- C++ -*-
#include "Rivet/Analysis.hh"
#include "Rivet/Projections/ChargedFinalState.hh"
#include "Rivet/Particle.hh"
namespace Rivet {
class CMS_2010_PAS_QCD_10_024 : public Analysis {
public:
/// @name Constructors etc.
//@{
/// Constructor
CMS_2010_PAS_QCD_10_024() : Analysis("CMS_2010_PAS_QCD_10_024"),
_weight_pt05_eta08(0.), _weight_pt10_eta08(0.),
_weight_pt05_eta24(0.), _weight_pt10_eta24(0.) { }
void init() {
declare(ChargedFinalState((Cuts::etaIn(-0.8, 0.8) && Cuts::pT >= 0.5*GeV)), "CFS_08_05");
declare(ChargedFinalState((Cuts::etaIn(-0.8, 0.8) && Cuts::pT >= 1.0*GeV)), "CFS_08_10");
declare(ChargedFinalState((Cuts::etaIn(-2.4, 2.4) && Cuts::pT >= 0.5*GeV)), "CFS_24_05");
declare(ChargedFinalState((Cuts::etaIn(-2.4, 2.4) && Cuts::pT >= 1.0*GeV)), "CFS_24_10");
size_t offset = 0;
if (isCompatibleWithSqrtS(7000)) offset = 0;
if (isCompatibleWithSqrtS( 900)) offset = 4;
book(_hist_dNch_deta_pt05_eta08 ,1+offset, 1, 1);
book(_hist_dNch_deta_pt10_eta08 ,2+offset, 1, 1);
book(_hist_dNch_deta_pt05_eta24 ,3+offset, 1, 1);
book(_hist_dNch_deta_pt10_eta24 ,4+offset, 1, 1);
}
void analyze(const Event& event) {
const double weight = 1.0;
const ChargedFinalState& cfs_08_05 = apply<ChargedFinalState>(event, "CFS_08_05");
const ChargedFinalState& cfs_08_10 = apply<ChargedFinalState>(event, "CFS_08_10");
const ChargedFinalState& cfs_24_05 = apply<ChargedFinalState>(event, "CFS_24_05");
const ChargedFinalState& cfs_24_10 = apply<ChargedFinalState>(event, "CFS_24_10");
// Plot distributions
if(!cfs_08_05.particles().empty()) _weight_pt05_eta08 += weight;
if(!cfs_24_05.particles().empty()) _weight_pt05_eta24 += weight;
for (const Particle& p : cfs_24_05.particles()) {
_hist_dNch_deta_pt05_eta24->fill(p.eta(), weight);
if(!cfs_08_05.particles().empty())
_hist_dNch_deta_pt05_eta08->fill(p.eta(), weight);
}
if(!cfs_08_10.particles().empty()) _weight_pt10_eta08 += weight;
if(!cfs_24_10.particles().empty()) _weight_pt10_eta24 += weight;
for (const Particle& p : cfs_24_10.particles()) {
_hist_dNch_deta_pt10_eta24->fill(p.eta(), weight);
if(!cfs_08_10.particles().empty())
_hist_dNch_deta_pt10_eta08->fill(p.eta(), weight);
}
}
/// Normalise histograms etc., after the run
void finalize() {
scale(_hist_dNch_deta_pt05_eta08,1./_weight_pt05_eta08);
scale(_hist_dNch_deta_pt10_eta08,1./_weight_pt10_eta08);
scale(_hist_dNch_deta_pt05_eta24,1./_weight_pt05_eta24);
scale(_hist_dNch_deta_pt10_eta24,1./_weight_pt10_eta24);
}
private:
Histo1DPtr _hist_dNch_deta_pt05_eta08;
Histo1DPtr _hist_dNch_deta_pt10_eta08;
Histo1DPtr _hist_dNch_deta_pt05_eta24;
Histo1DPtr _hist_dNch_deta_pt10_eta24;
double _weight_pt05_eta08,_weight_pt10_eta08,_weight_pt05_eta24,_weight_pt10_eta24;
};
// Hook for the plugin system
RIVET_DECLARE_PLUGIN(CMS_2010_PAS_QCD_10_024);
}
|