ATLAS Offline Software
ZeeValidationMonitoringTool.cxx
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1 /*
2  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
3 */
4 
5 #include "ZeeValidation/ZeeValidationMonitoringTool.h"
6 
7 // STL includes
8 #include <vector>
9 #include <cmath>
10 
11 // FrameWork includes
12 #include "GaudiKernel/IToolSvc.h"
13 #include "xAODEventInfo/EventInfo.h"
14 #include "xAODEgamma/ElectronContainer.h"
15 #include "xAODEgamma/PhotonContainer.h"
16 #include "xAODEgamma/EgammaxAODHelpers.h"
17 #include "xAODEgamma/Egamma.h"
18 #include "xAODEgamma/Electron.h"
19 #include "xAODTracking/TrackParticle.h"
20 #include "xAODTracking/Vertex.h"
21 #include "xAODTruth/TruthParticleContainer.h"
22 #include "xAODTruth/TruthParticle.h"
23 #include "xAODPrimitives/IsolationType.h"
24 
25 #include "xAODEgamma/EgammaDefs.h"
26 
27 #include "AthenaBaseComps/AthCheckMacros.h"
28 #include "TruthUtils/HepMCHelpers.h"
29 
30 using CLHEP::GeV;
31 
32 namespace ZeeValidation {
33 
35  // Public methods:
37 
38  // Constructors
40 
41  ZeeValidationMonitoringTool::ZeeValidationMonitoringTool( const std::string& type,
42  const std::string& name,
43  const IInterface* parent ) :
44  ManagedMonitorToolBase( type, name, parent ),
45  m_isData(false),
46  m_ReconElectronsPlots(0, "Zee/ReconElectrons/", "Electrons"),
47  m_TrueElectronsPlots(0, "Zee/TrueElectrons/", "True Electrons"),
48  m_TrueFwdElectronsPlots(0, "Zee/TrueFwdElectrons/", "True FWD Electrons"),
49  m_ZeePlots(0, "Zee/Zee/", "Zee"),
50  m_FWDZeePlots(0, "Zee/FWDZee/", "FWD Zee"),
51  m_drmin_elreco_truth(0), m_matchedE(false),
52  m_matched_electron(NULL),
53  m_drmin_phreco_truth(0), m_matchedP(false)
54  {
55  declareProperty( "IsData", m_isData = false);
56  declareProperty( "EventInfoContainerName", m_eventInfoName = "EventInfo");
57  declareProperty( "ElectronContainerName", m_elecName = "ElectronCollection" );
58  declareProperty( "ElectronContainerFrwdName", m_elecFwdName = "FwdElectrons" );
59  declareProperty( "PhotonContainerName", m_photonName = "PhotonCollection" );
60  declareProperty( "VertexContainerName", m_vertexName = "PrimaryVertices" );
61  declareProperty( "TrackParticleContainerName", m_trackName = "InDetTrackParticles" );
62  declareProperty( "TruthParticleContainerName", m_truthName = "TruthParticle");
63 
64  declareProperty( "PtMinCent", m_PtCentCut = 20.0 );
65  declareProperty( "PtMinFwd", m_PtFwdCut = 15.0 );
66  declareProperty( "MeeLow", m_MeeLowCut = 66.0 );
67  declareProperty( "MeeHigh", m_MeeHighCut = 116.0 );
68  declareProperty( "EtaCent", m_EtaCentCut = 2.47 );
69  declareProperty( "EtaLowFwd", m_EtaLowFwdCut = 2.5 );
70  declareProperty( "EtaHighFwd", m_EtaHighFwdCut = 4.8 );
71  declareProperty( "EtaCrackLow", m_EtaCrackLowCut = 1.37 );
72  declareProperty( "EtaCrackHigh", m_EtaCrackHighCut = 1.52 );
73  declareProperty( "dRminRecoTrue", m_dRminRecoTrue = 0.1);
74  }
75 
76  // Destructor
78  ZeeValidationMonitoringTool::~ZeeValidationMonitoringTool()
79  {}
80 
81  // Athena algtool's Hooks
83  StatusCode ZeeValidationMonitoringTool::initialize()
84  {
85  ATH_MSG_INFO ("Initializing " << name() << "...");
86  ATH_CHECK(ManagedMonitorToolBase::initialize());
87 
88  return StatusCode::SUCCESS;
89  }
90 
91  StatusCode ZeeValidationMonitoringTool::book(PlotBase& plots)
92  {
93  plots.initialize();
94  std::vector<HistData> hists = plots.retrieveBookedHistograms();
95 
96  for (auto& hist : hists){
97  ATH_MSG_INFO ("Initializing " << hist.first << " " << hist.first->GetName() << " " << hist.second << "...");
98  ATH_CHECK(regHist(hist.first, hist.second,all));
99  }
100  return StatusCode::SUCCESS;
101  }
102 
103  StatusCode ZeeValidationMonitoringTool::bookHistograms()
104  {
105  ATH_MSG_INFO ("Booking hists " << name() << "...");
106 
107  if (m_detailLevel >= 10) {
108  ATH_CHECK(book(m_ReconElectronsPlots));
109  if( !m_isData )
110  {
111  ATH_CHECK(book(m_TrueElectronsPlots));
112  ATH_CHECK(book(m_TrueFwdElectronsPlots));
113  }
114  ATH_CHECK(book(m_ZeePlots));
115  ATH_CHECK(book(m_FWDZeePlots));
116  }
117 
118  return StatusCode::SUCCESS;
119  }
120 
121  StatusCode ZeeValidationMonitoringTool::fillHistograms()
122  {
123  ATH_MSG_INFO ("Filling hists " << name() << "...");
124  if (m_detailLevel < 10) return StatusCode::SUCCESS;
125 
126  const xAOD::EventInfo* eventInfo(0);
127  ATH_CHECK(evtStore() -> retrieve(eventInfo, m_eventInfoName));
128 
129  const xAOD::VertexContainer* vertices(0);
130  ATH_CHECK(evtStore() -> retrieve(vertices, m_vertexName));
131 
132  const xAOD::ElectronContainer* electrons(0);
133  ATH_CHECK(evtStore() -> retrieve(electrons, m_elecName));
134 
135  const xAOD::ElectronContainer* fwd_electrons(0);
136  ATH_CHECK(evtStore() -> retrieve(fwd_electrons, m_elecFwdName));
137 
138  const xAOD::PhotonContainer* photons(0);
139  ATH_CHECK(evtStore() -> retrieve(photons, m_photonName));
140 
142  // Reconstructed electrons
144 
145  int nrecel = 0;
146  for (auto electron : *electrons){
147 
148  m_ReconElectronsPlots.h_electron_author -> Fill(electron -> author());
149 
150  //select electrons which passed author and pT cut
151  if (!( electron -> author(xAOD::EgammaParameters::AuthorElectron) )) continue;
152  if ( electron -> pt()*(1./GeV) < m_PtCentCut ) continue;
153  nrecel++;
154 
155  bool inAcceptance = (std::abs(electron -> eta()) > m_EtaCrackHighCut || std::abs(electron -> eta()) < m_EtaCrackLowCut) && std::abs(electron -> eta()) < m_EtaCentCut;
156 
157  if (inAcceptance)
158  m_ReconElectronsPlots.fill(eventInfo, vertices);
159 
160  bool loose = false, medium = false, tight = false, lhloose = false, lhmedium = false, lhtight = false, oq = false;
161  electron -> passSelection(loose, "Loose");
162  electron -> passSelection(medium, "Medium");
163  electron -> passSelection(tight, "Tight");
164  electron -> passSelection(lhloose, "LHLoose");
165  electron -> passSelection(lhmedium, "LHMedium");
166  electron -> passSelection(lhtight, "LHTight");
167  if ( electron -> isGoodOQ (xAOD::EgammaParameters::BADCLUSELECTRON) ) oq = true;
168 
169  //fill if passed author & pT cuts
170  m_ReconElectronsPlots.fill(electron, 0);
171  if (inAcceptance)
172  m_ReconElectronsPlots.fillinAcc(electron, 0);
173 
174  if (oq){ //fill if passed OQ cuts
175  m_ReconElectronsPlots.fill(electron, 1);
176  if (inAcceptance)
177  m_ReconElectronsPlots.fillinAcc(electron, 1);
178  }
179 
180  if (oq && loose){ //fill if passed OQ and Loose++ cuts
181  m_ReconElectronsPlots.fill(electron, 2);
182  if (inAcceptance)
183  m_ReconElectronsPlots.fillinAcc(electron, 2);
184  }
185 
186  if (oq && medium){ //fill if passed OQ and Medium++ cuts
187  m_ReconElectronsPlots.fill(electron, 3);
188  if (inAcceptance)
189  m_ReconElectronsPlots.fillinAcc(electron, 3);
190  }
191 
192  if (oq && tight){ //fill if passed OQ and Tight++ cuts
193  m_ReconElectronsPlots.fill(electron, 4);
194  if (inAcceptance)
195  m_ReconElectronsPlots.fillinAcc(electron, 4);
196  }
197 
198 
199  if (oq && lhloose){ //fill if passed OQ and Loose++ cuts
200  m_ReconElectronsPlots.fill(electron, 5);
201  if (inAcceptance)
202  m_ReconElectronsPlots.fillinAcc(electron, 5);
203  }
204 
205  if (oq && lhmedium){ //fill if passed OQ and Medium++ cuts
206  m_ReconElectronsPlots.fill(electron, 6);
207  if (inAcceptance)
208  m_ReconElectronsPlots.fillinAcc(electron, 6);
209  }
210 
211  if (oq && lhtight){ //fill if passed OQ and Tight++ cuts
212  m_ReconElectronsPlots.fill(electron, 7);
213  if (inAcceptance)
214  m_ReconElectronsPlots.fillinAcc(electron, 7);
215  }
216  //shower shape variables
217 
218  m_ReconElectronsPlots.fillShowerShape( electron );
219  m_ReconElectronsPlots.fillIsolation( electron );
220  //track variables
221  const xAOD::TrackParticle* track = electron -> trackParticle();
222  if (track){
223  m_ReconElectronsPlots.fillHitInfo( electron );
224  m_ReconElectronsPlots.fillTrackCaloMatch( electron, track );
225  }
226 
227  }
228  m_ReconElectronsPlots.h_electron_n -> Fill(nrecel);
229  m_ReconElectronsPlots.h_photon_n -> Fill(photons -> size());
230 
232  // Truth electrons
234  if( !m_isData )
235  {
236  const xAOD::TruthParticleContainer* truth_particles(0);
237  ATH_CHECK(evtStore() -> retrieve(truth_particles, m_truthName));
238 
239  for(auto truth_part : *truth_particles)
240  {
241  // Select truth particle which passed pT, eta cuts and have pid=11
242  if( std::abs(truth_part -> pdgId()) != 11 || !MC::isStable(truth_part) || HepMC::is_simulation_particle(truth_part) ) continue;
243  if( truth_part -> pt()*(1./GeV) < m_PtCentCut ) continue;
244  if(std::abs(truth_part -> eta()) > m_EtaCentCut ) continue;
245 
246  bool inAcceptance = std::abs(truth_part -> eta()) > m_EtaCrackHighCut || std::abs(truth_part -> eta()) < m_EtaCrackLowCut;
247  // Fill plots with all truth particles passed cuts
248  m_TrueElectronsPlots.fill(truth_part, 0);
249  if( inAcceptance )
250  m_TrueElectronsPlots.fillinAcc(truth_part, 0);
251 
252  MatchElec(truth_part, electrons); // Matching to reconstructed electrons
253  MatchPhot(truth_part, photons); // Matching to reconstructed photons
254 
255  if( m_matchedE && m_drmin_elreco_truth < m_dRminRecoTrue) { //if matched to reconstructed electron
256  m_TrueElectronsPlots.fill(truth_part, 1); //fill "associated" plots: if matched to electron or photon
257  m_TrueElectronsPlots.fill(truth_part, 2); //fill "matched" plots: if matched to electron
258 
259  if( inAcceptance )
260  {
261  m_TrueElectronsPlots.fillinAcc(truth_part, 1);
262  m_TrueElectronsPlots.fillinAcc(truth_part, 2);
263  }
264 
265  bool loose = false, medium = false, tight = false, lhloose = false, lhmedium = false, lhtight = false, oq = false;
266  m_matched_electron -> passSelection(loose, "Loose");
267  m_matched_electron -> passSelection(medium, "Medium");
268  m_matched_electron -> passSelection(tight, "Tight");
269  m_matched_electron -> passSelection(lhloose, "LHLoose");
270  m_matched_electron -> passSelection(lhmedium, "LHMedium");
271  m_matched_electron -> passSelection(lhtight, "LHTight");
272  if ( m_matched_electron -> isGoodOQ (xAOD::EgammaParameters::BADCLUSELECTRON) ) oq = true;
273 
274  if (oq) //fill if passed OQ cuts
275  m_TrueElectronsPlots.fill(truth_part, 3);
276  if (oq && loose) //fill if passed OQ and Loose++ cuts
277  m_TrueElectronsPlots.fill(truth_part, 4);
278  if (oq && medium ) //fill if passed OQ and Medium++ cuts
279  m_TrueElectronsPlots.fill(truth_part, 5);
280  if (oq && tight ) //fill if passed OQ and Tight++ cuts
281  m_TrueElectronsPlots.fill(truth_part, 6);
282  if (oq && lhloose) //fill if passed OQ and LHLoose++ cuts
283  m_TrueElectronsPlots.fill(truth_part, 7);
284  if (oq && lhmedium ) //fill if passed OQ and LHMedium++ cuts
285  m_TrueElectronsPlots.fill(truth_part, 8);
286  if (oq && lhtight ) //fill if passed OQ and LHTight++ cuts
287  m_TrueElectronsPlots.fill(truth_part, 9);
288 
289  if (inAcceptance){
290  if (oq)
291  m_TrueElectronsPlots.fillinAcc(truth_part, 3);
292  if (oq && loose)
293  m_TrueElectronsPlots.fillinAcc(truth_part, 4);
294  if (oq && medium )
295  m_TrueElectronsPlots.fillinAcc(truth_part, 5);
296  if (oq && tight )
297  m_TrueElectronsPlots.fillinAcc(truth_part, 6);
298  if (oq && lhloose)
299  m_TrueElectronsPlots.fillinAcc(truth_part, 7);
300  if (oq && lhmedium )
301  m_TrueElectronsPlots.fillinAcc(truth_part, 8);
302  if (oq && lhtight )
303  m_TrueElectronsPlots.fillinAcc(truth_part, 9);
304  }
305 
306  //fill plots for electron energy response
307  m_TrueElectronsPlots.fillResponse( truth_part, m_matched_electron);
308  const xAOD::CaloCluster* cluster = m_matched_electron -> caloCluster();
309  if (cluster)
310  m_TrueElectronsPlots.fillResponseCluster( truth_part, cluster );
311  }
312 
313  if (!(m_matchedE && m_drmin_elreco_truth < m_dRminRecoTrue) && m_drmin_phreco_truth < m_dRminRecoTrue){ //if matched to reconstructed photon
314  m_TrueElectronsPlots.h_dr_photon -> Fill( m_drmin_phreco_truth );
315 
316  m_TrueElectronsPlots.fill(truth_part, 1); //fill "associated" plots: if matched to electron or photon
317  if (inAcceptance)
318  m_TrueElectronsPlots.fillinAcc(truth_part, 1);
319  }
320 
321  }
322 
324  // Truth FWD electrons
326 
327  for (auto truth_part : *truth_particles){
328 
329  //select truth particle which passed fwd pT, eta cuts and have pid=11
330  if ( std::abs(truth_part -> pdgId()) != 11 || !MC::isStable(truth_part) || HepMC::is_simulation_particle(truth_part) ) continue;
331  if ( truth_part -> pt()*(1./GeV) < m_PtFwdCut ) continue;
332  if (std::abs( truth_part -> eta() ) < m_EtaLowFwdCut || std::abs( truth_part -> eta() ) > m_EtaHighFwdCut ) continue;
333 
334  //fill plots with all truth particles passed fwd cuts
335  m_TrueFwdElectronsPlots.fill(truth_part, 0);
336 
337  MatchElec(truth_part, fwd_electrons);
338  if (m_matchedE && m_drmin_elreco_truth < m_dRminRecoTrue){ //if matched to reconstructed electron
339  m_TrueFwdElectronsPlots.fill(truth_part, 1);
340 
341  bool loose = false, tight = false;
342  m_matched_electron -> passSelection(loose, "Loose");
343  m_matched_electron -> passSelection(tight, "Tight");
344 
345  if (loose) //fill if passed Loose++ cuts
346  m_TrueFwdElectronsPlots.fill(truth_part, 2);
347  if (tight) //fill if passed Tight++ cuts
348  m_TrueFwdElectronsPlots.fill(truth_part, 3);
349 
350  //fill plots for electron energy response
351  m_TrueFwdElectronsPlots.fillResponse( truth_part, m_matched_electron);
352 
353  }
354  }
355 
356  } // if( !m_isData )
357 
359  // Z->ee
361 
362  const xAOD::Electron *z_el[2] = {0, 0};
363 
364  int nel = 0;
365  // first electron loop: collect "good" electrons passing pT, OQ and Medium++ selection
366  for (auto electron : *electrons){
367 
368  if (!( electron -> author(xAOD::EgammaParameters::AuthorElectron) )) continue;
369  if (!( electron -> isGoodOQ (xAOD::EgammaParameters::BADCLUSELECTRON) )) continue;
370  if ( electron -> pt()*(1./GeV) < m_PtCentCut ) continue;
371 
372  bool medium = false;
373  electron -> passSelection(medium, "Medium");
374  if (medium == false) continue;
375 
376  if (nel == 0) {
377  z_el[0] = electron;
378  } else if (nel >= 1 && electron -> pt() > z_el[0] -> pt()) {
379  z_el[1] = z_el[0];
380  z_el[0] = electron;
381  } else if (nel == 1 || (nel >= 2 && electron -> pt() > z_el[1] -> pt())) {
382  z_el[1] = electron;
383  }
384  nel++;
385  }
386 
387  // if number of electrons after the first loop < 2, second electron loop:
388  // collect electrons passing pT and at least one of OQ or Medium++ cuts
389  if ( nel < 2 ){
390 
391  for (auto electron : *electrons){
392 
393  if (!( electron -> author(xAOD::EgammaParameters::AuthorElectron) )) continue;
394  if ( electron -> pt()*(1./GeV) < m_PtCentCut ) continue;
395 
396  bool medium = false;
397  electron -> passSelection(medium, "Medium");
398  //to avoid double counting
399  if (( electron -> isGoodOQ(xAOD::EgammaParameters::BADCLUSELECTRON) ) && (medium == true)) continue;
400 
401  if (nel == 0) {
402  z_el[0] = electron;
403  } else if (nel >= 1 && electron -> pt() > z_el[0] -> pt()) {
404  z_el[1] = z_el[0];
405  z_el[0] = electron;
406  } else if (nel == 1 || (nel >= 2 && electron -> pt() > z_el[1] -> pt())) {
407  z_el[1] = electron;
408  }
409  nel++;
410  }
411 
412  }
413 
414  // if number of electrons after the second loop < 2, third electron loop:
415  // collect electrons passing pT cut
416  if ( nel < 2 ){
417 
418  for (auto electron : *electrons){
419 
420  if (!( electron -> author(xAOD::EgammaParameters::AuthorElectron) )) continue;
421  //to avoid double counting
422  if ( electron -> pt()*(1./GeV) >= m_PtCentCut ) continue;
423 
424  if (nel == 0) {
425  z_el[0] = electron;
426  } else if (nel >= 1 && electron -> pt() > z_el[0] -> pt()) {
427  z_el[1] = z_el[0];
428  z_el[0] = electron;
429  } else if (nel == 1 || (nel >= 2 && electron -> pt() > z_el[1] -> pt())) {
430  z_el[1] = electron;
431  }
432  nel++;
433  }
434 
435  }
436 
437  //if selected at least two electrons
438  if( nel >= 2 ){
439 
440  TLorentzVector el4v[2], elclus4v[2], eltrack4v[2];
441  bool inAcceptance[2];
442  for (int i = 0; i < 2; i++) {
443  el4v[i] = z_el[i] -> p4();
444 
445  const xAOD::CaloCluster* cluster = z_el[i] -> caloCluster();
446  if (cluster)
447  elclus4v[i] = z_el[i]->caloCluster()-> p4();
448 
449  const xAOD::TrackParticle* trackp = z_el[i] -> trackParticle();
450 
451  if (trackp){
452 
453  eltrack4v[i] = trackp -> p4();
454  uint8_t iPixHits, iSCTHits;
455  bool hits = false;
456  hits = trackp -> summaryValue(iPixHits, xAOD::numberOfPixelHits);
457  hits &= trackp -> summaryValue(iSCTHits, xAOD::numberOfSCTHits);
458 
459  if (hits&& (iPixHits + iSCTHits > 3)){
460 
461  double e = z_el[i] -> caloCluster() -> e();
462 
463  double eta = trackp -> eta();
464  double phi = trackp -> phi();
465  // Create tlv
466  double m = 0;
467  double p = std::sqrt(e*e - m*m);
468  double pt = p * 1/std::cosh(eta);
469  double px = pt * std::cos(phi);
470  double py = pt * std::sin(phi);
471  double pz = p * std::tanh(eta);
472 
473  el4v[i] = TLorentzVector(px, py, pz, e);
474  }
475  }
476  inAcceptance[i] = (std::abs(elclus4v[i].Eta()) > m_EtaCrackHighCut || std::abs(elclus4v[i].Eta()) < m_EtaCrackLowCut) && std::abs(elclus4v[i].Eta()) < m_EtaCentCut;
477  }
478 
479  TLorentzVector z = el4v[0] + el4v[1];
480 
481  bool z_passed_cuts = true;
482  bool OS = true;
483 
484  bool bothLoose = false, bothMedium = false, bothTight = false, bothOQ = false;
485  bool loose1 = false, loose2 = false, medium1 = false, medium2 = false, tight1 = false, tight2 = false;
486 
487  z_el[0] -> passSelection(loose1, "Loose");
488  z_el[1] -> passSelection(loose2, "Loose");
489  z_el[0] -> passSelection(medium1, "Medium");
490  z_el[1] -> passSelection(medium2, "Medium");
491  z_el[0] -> passSelection(tight1, "Tight");
492  z_el[1] -> passSelection(tight2, "Tight");
493 
494  if ( z_el[0] -> isGoodOQ(xAOD::EgammaParameters::BADCLUSELECTRON) && z_el[1] -> isGoodOQ(xAOD::EgammaParameters::BADCLUSELECTRON) ) bothOQ = true;
495  if ( loose1 && loose2 ) bothLoose = true;
496  if ( medium1 && medium2 ) bothMedium = true;
497  if ( tight1 && tight2 ) bothTight = true;
498 
499  if (elclus4v[0].Perp()*(1./GeV) < m_PtCentCut || !inAcceptance[0]) z_passed_cuts = false;
500  if (elclus4v[1].Perp()*(1./GeV) < m_PtCentCut || !inAcceptance[1]) z_passed_cuts = false;
501 
502  if (z_passed_cuts){
503  m_ZeePlots.fillGenPlots(nel);
504  }
505 
506  if (z.M()*(1./GeV) < m_MeeLowCut || z.M()*(1./GeV) > m_MeeHighCut) z_passed_cuts = false;
507  if (z_el[0] -> charge() + z_el[1] -> charge() != 0) OS = false;
508 
509  //10 plot levels: Reco OS, OQ OS, Loose OS, Medium OS, Tight OS, Reco SS, OQ SS, Loose SS, Medium SS, Tight SS
510  if(z_passed_cuts && OS){ //fill OS plots if Z passed selection: mass cut, each electron cluster passed pT cut and is out of crack region
511  m_ZeePlots.fillZPlots(z, 0);
512  m_ZeePlots.fillElectronPlots(el4v[0], el4v[1], elclus4v[0], elclus4v[1], eltrack4v[0], eltrack4v[1], z_el[0] -> charge(), z_el[1] -> charge(), 0);
513 
514  if (bothOQ){ //if both electrons passed OQ cuts
515  m_ZeePlots.fillZPlots(z, 1);
516  m_ZeePlots.fillElectronPlots(el4v[0], el4v[1], elclus4v[0], elclus4v[1], eltrack4v[0], eltrack4v[1], z_el[0] -> charge(), z_el[1] -> charge(), 1);
517  }
518  if (bothLoose){ //if both electrons passed Loose++ cuts
519  m_ZeePlots.fillZPlots(z, 2);
520  m_ZeePlots.fillElectronPlots(el4v[0], el4v[1], elclus4v[0], elclus4v[1], eltrack4v[0], eltrack4v[1], z_el[0] -> charge(), z_el[1] -> charge(), 2);
521  }
522  if (bothMedium){ //if both electrons passed Medium++ cuts
523  m_ZeePlots.fillZPlots(z, 3);
524  m_ZeePlots.fillElectronPlots(el4v[0], el4v[1], elclus4v[0], elclus4v[1], eltrack4v[0], eltrack4v[1], z_el[0] -> charge(), z_el[1] -> charge(), 3);
525  }
526  if (bothTight){ //if both electrons passed Tight++ cuts
527  m_ZeePlots.fillZPlots(z, 4);
528  m_ZeePlots.fillElectronPlots(el4v[0], el4v[1], elclus4v[0], elclus4v[1], eltrack4v[0], eltrack4v[1], z_el[0] -> charge(), z_el[1] -> charge(), 4);
529  }
530  } //end if Z passed selection and OS
531 
532  if(z_passed_cuts && !OS){ //fill SS plots if Z passed selection: mass cut, each electron cluster passed pT cut and is out of crack region
533  m_ZeePlots.fillZPlots(z, 5);
534  m_ZeePlots.fillElectronPlots(el4v[0], el4v[1], elclus4v[0], elclus4v[1], eltrack4v[0], eltrack4v[1], z_el[0] -> charge(), z_el[1] -> charge(), 5);
535 
536  if (bothOQ){//if both electrons passed OQ cuts
537  m_ZeePlots.fillZPlots(z, 6);
538  m_ZeePlots.fillElectronPlots(el4v[0], el4v[1], elclus4v[0], elclus4v[1], eltrack4v[0], eltrack4v[1], z_el[0] -> charge(), z_el[1] -> charge(), 6);
539  }
540  if (bothLoose){ //if both electrons passed Loose++ cuts
541  m_ZeePlots.fillZPlots(z, 7);
542  m_ZeePlots.fillElectronPlots(el4v[0], el4v[1], elclus4v[0], elclus4v[1], eltrack4v[0], eltrack4v[1], z_el[0] -> charge(), z_el[1] -> charge(), 7);
543  }
544  if (bothMedium){//if both electrons passed Medium++ cuts
545  m_ZeePlots.fillZPlots(z, 8);
546  m_ZeePlots.fillElectronPlots(el4v[0], el4v[1], elclus4v[0], elclus4v[1], eltrack4v[0], eltrack4v[1], z_el[0] -> charge(), z_el[1] -> charge(), 8);
547  }
548  if (bothTight){
549  m_ZeePlots.fillZPlots(z, 9); //if both electrons passed Tight++ cuts
550  m_ZeePlots.fillElectronPlots(el4v[0], el4v[1], elclus4v[0], elclus4v[1], eltrack4v[0], eltrack4v[1], z_el[0] -> charge(), z_el[1] -> charge(), 9);
551  }
552  } //end if Z passed cut and SS
553 
554  }
555 
557  // Fwd Z->ee
559 
560  const xAOD::Electron *zfwd_el[2] = {0, 0};
561  int nelcent = 0;
562  int nelfwd = 0;
563 
564  // first electron loop: collect "good" electrons passing pT, OQ and Medium++ selection
565  for (auto electron : *electrons){
566  //
567  if (!( electron -> author(xAOD::EgammaParameters::AuthorElectron) )) continue;
568  if (!( electron -> isGoodOQ(xAOD::EgammaParameters::BADCLUSELECTRON) )) continue;
569  if ( electron -> pt()*(1./GeV) < m_PtCentCut ) continue;
570 
571  bool medium = false;
572  electron -> passSelection(medium, "Medium");
573  if (medium == false) continue;
574 
575  if (nelcent == 0) {
576  zfwd_el[0] = electron;
577  } else if (nelcent >= 1 && electron -> pt() > zfwd_el[0] -> pt()) {
578  zfwd_el[0] = electron;
579  }
580  nelcent++;
581  }
582  //if exactly one "good" central electron selected then loop over forward electrons
583  if (nelcent == 1){
584  for (auto fwd_electron : *fwd_electrons){ //first loop: collect fwd Tight++ electrons passed pT cut
585 
586  if (!( fwd_electron -> author(xAOD::EgammaParameters::AuthorFwdElectron) )) continue;
587  if ( fwd_electron -> pt()*(1./GeV) < m_PtFwdCut ) continue;
588 
589  bool tight = false;
590  fwd_electron -> passSelection(tight, "Tight");
591  if (tight == false) continue;
592 
593  if (nelfwd == 0) {
594  zfwd_el[1] = fwd_electron;
595  } else if (nelfwd >= 1 && fwd_electron -> pt() > zfwd_el[1] -> pt()) {
596  zfwd_el[1] = fwd_electron;
597  }
598  nelfwd++;
599  }
600 
601  if (nelfwd==0) //if no Tight++ electrons selected collect fwd Loose++ electrons passed pT cut
602  for (auto fwd_electron : *fwd_electrons){
603 
604  if (!( fwd_electron -> author(xAOD::EgammaParameters::AuthorFwdElectron) )) continue;
605  if ( fwd_electron -> pt()*(1./GeV) < m_PtFwdCut ) continue;
606 
607  bool loose = false;
608  fwd_electron -> passSelection(loose, "Loose");
609  if (loose == false) continue;
610 
611  if (nelfwd == 0) {
612  zfwd_el[1] = fwd_electron;
613  } else if (nelfwd >= 1 && fwd_electron -> pt() > zfwd_el[1] -> pt()) {
614  zfwd_el[1] = fwd_electron;
615  }
616  nelfwd++;
617  }
618 
619  if (nelfwd==0) //if no Tight++ or Loose++ electrons selected collect remaining electrons
620  for (auto fwd_electron : *fwd_electrons){
621 
622  if (!( fwd_electron -> author(xAOD::EgammaParameters::AuthorFwdElectron) )) continue;
623 
624  if (nelfwd == 0) {
625  zfwd_el[1] = fwd_electron;
626  } else if (nelfwd >= 1 && fwd_electron -> pt() > zfwd_el[1] -> pt()) {
627  zfwd_el[1] = fwd_electron;
628  }
629  nelfwd++;
630  }
631 
632  //if fwd electron was found
633  if (nelfwd > 0){
634 
635  TLorentzVector elfwd4v[2];
636  bool inAcceptance[2];
637 
638  // rebuild central electron 4v
639  double e = zfwd_el[0] -> caloCluster() -> e();
640  double etaclus = zfwd_el[0] -> caloCluster() -> eta();
641  double eta = zfwd_el[0] -> trackParticle() -> eta();
642  double phi = zfwd_el[0] -> trackParticle() -> phi();
643  // Create tlv
644  float pt = e * 1/std::cosh(eta);
645  float px = pt * std::cos(phi);
646  float py = pt * std::sin(phi);
647  float pz = e * std::tanh(eta);
648 
649  elfwd4v[0] = TLorentzVector(px, py, pz, e);
650  inAcceptance[0] = (std::abs(etaclus) > m_EtaCrackHighCut || std::abs(etaclus) < m_EtaCrackLowCut) && std::abs(etaclus) < m_EtaCentCut;
651 
652  elfwd4v[1] = zfwd_el[1] -> p4();
653  inAcceptance[1] = std::abs(elfwd4v[1].Eta()) > m_EtaLowFwdCut && std::abs(elfwd4v[1].Eta()) < m_EtaHighFwdCut;
654 
655  bool tight_cent = false, loose_fwd = false, tight_fwd = false;
656  bool oq_fwd = false;
657  float ptcone40_value = -100;
658  zfwd_el[0] -> passSelection(tight_cent, "Tight");
659  zfwd_el[1] -> passSelection(loose_fwd, "Loose");
660  zfwd_el[1] -> passSelection(tight_fwd, "Tight");
661  zfwd_el[0] -> isolationValue(ptcone40_value, xAOD::Iso::ptcone40);
662 
663  if (zfwd_el[1] -> isGoodOQ (xAOD::EgammaParameters::BADCLUSELECTRON) ) oq_fwd = true;
664 
665  TLorentzVector zfwd = elfwd4v[0] + elfwd4v[1];
666 
667  bool zfwd_passed_cuts = true;
668  if ( !(tight_cent && ptcone40_value < 2000.)) zfwd_passed_cuts = false;
669  if (zfwd.M()*(1./GeV) < m_MeeLowCut|| zfwd.M()*(1./GeV) >= m_MeeHighCut) zfwd_passed_cuts = false;
670  if (elfwd4v[0].Perp()*(1./GeV) < m_PtCentCut || !inAcceptance[0]) zfwd_passed_cuts = false;
671  if (elfwd4v[1].Perp()*(1./GeV) < m_PtFwdCut || !inAcceptance[1]) zfwd_passed_cuts = false;
672 
673  if(zfwd_passed_cuts){ //fill plots if Z passed selection: mass cut, central electron Tight++, each electron passed corresponding pT cut and is out of crack regions
674  m_FWDZeePlots.fillZPlots(zfwd, 0);
675  m_FWDZeePlots.fillElPlots(elfwd4v[0], elfwd4v[1], 0);
676 
677  if (oq_fwd){ // fwd electron passed OQ cut
678  m_FWDZeePlots.fillZPlots(zfwd, 1);
679  m_FWDZeePlots.fillElPlots(elfwd4v[0], elfwd4v[1], 1);
680  }
681  if (loose_fwd){ // fwd electron passed Loose++ cut
682  m_FWDZeePlots.fillZPlots(zfwd, 2);
683  m_FWDZeePlots.fillElPlots(elfwd4v[0], elfwd4v[1], 2);
684  }
685  if (tight_fwd){ // fwd electron passed Tight++ cut
686  m_FWDZeePlots.fillZPlots(zfwd, 3);
687  m_FWDZeePlots.fillElPlots(elfwd4v[0], elfwd4v[1], 3);
688  }
689 
690  }
691 
692  }
693 
694  } //end if one central electron
696  return StatusCode::SUCCESS;
697  }
699  StatusCode ZeeValidationMonitoringTool::procHistograms()
700  {
701  ATH_MSG_INFO ("Finalising hists " << name() << "...");
702  //fill efficiencies
703  m_ReconElectronsPlots.finalize();
704  if( !m_isData )
705  {
706  m_TrueElectronsPlots.finalize();
707  m_TrueFwdElectronsPlots.finalize();
708  }
709  m_ZeePlots.finalize();
710  m_FWDZeePlots.finalize();
711 
712  return StatusCode::SUCCESS;
713  }
717  void ZeeValidationMonitoringTool::MatchElec(const xAOD::TruthParticle* truth_electron, const xAOD::ElectronContainer* electrons){
718  m_drmin_elreco_truth = 9999.;
719  m_matched_electron = nullptr;
720  m_matchedE = false;
721 
722  for (auto electron : *electrons){
723  double dr_reco_truth = truth_electron -> p4().DeltaR(electron -> p4());
724 
725  if (dr_reco_truth < m_drmin_elreco_truth){
726  m_drmin_elreco_truth = dr_reco_truth;
727  m_matched_electron = electron;
728  m_matchedE = true;
729  }
730  }
731 
732  return;
733  }
737  void ZeeValidationMonitoringTool::MatchPhot(const xAOD::TruthParticle* truth_electron, const xAOD::PhotonContainer* photons){
738  m_drmin_phreco_truth = 9999.;
739  m_matchedP = false;
740 
741  for (auto photon : *photons){
742  double dr_reco_truth = truth_electron -> p4().DeltaR(photon -> p4());
743 
744  if (dr_reco_truth < m_drmin_phreco_truth){
745  m_drmin_phreco_truth = dr_reco_truth;
746  m_matchedP = true;
747  }
748  }
749 
750  return;
751  }
752 
753 }
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Class describing a truth particle in the MC record.
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const xAOD::CaloCluster * caloCluster(size_t index=0) const
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CaloCondBlobAlgs_fillNoiseFromASCII.author
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@ numberOfSCTHits
number of hits in SCT [unit8_t].
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StatusCode book(PlotBase &plots)
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@ track
Definition: TrackingPrimitives.h:512
xAOD::TrackParticle_v1
Class describing a TrackParticle.
Definition: TrackParticle_v1.h:43
ZeeValidation::ReconElectronsPlots::h_electron_n
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bool m_matchedP
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ZeeValidation::ReconElectronsPlots::h_photon_n
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#define GeV
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ZeeValidation::FWDZeePlots::fillZPlots
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PhotonContainer.h
ZeeValidation::ZeeValidationMonitoringTool::~ZeeValidationMonitoringTool
virtual ~ZeeValidationMonitoringTool()
Definition: ZeeValidationMonitoringTool.cxx:78
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virtual StatusCode regHist(TH1 *h, const std::string &system, Interval_t interval, MgmtAttr_t histo_mgmt=ATTRIB_MANAGED, const std::string &chain="", const std::string &merge="")
Registers a TH1 (including TH2, TH3, and TProfile) to be included in the output stream using logical ...
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Eta
@ Eta
Definition: RPCdef.h:8
HepMCHelpers.h
ZeeValidation::ZeeValidationMonitoringTool::m_matched_electron
const xAOD::Electron * m_matched_electron
Definition: ZeeValidationMonitoringTool.h:104
xAOD::EgammaParameters::AuthorElectron
const uint16_t AuthorElectron
Object Reconstructed by standard cluster-based algorithm.
Definition: EgammaDefs.h:24
ZeeValidation::ZeePlots::fillElectronPlots
void fillElectronPlots(TLorentzVector &elec1, TLorentzVector &elec2, TLorentzVector &cluster1, TLorentzVector &cluster2, TLorentzVector &track1, TLorentzVector &track2, int charge1, int charge2, int level)
Definition: ZeePlots.cxx:82
ZeeValidation::ZeeValidationMonitoringTool::m_TrueFwdElectronsPlots
ZeeValidation::TrueFwdElectronsPlots m_TrueFwdElectronsPlots
Definition: ZeeValidationMonitoringTool.h:96
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