/
MuonAnalyzer.cc
302 lines (256 loc) · 10.8 KB
/
MuonAnalyzer.cc
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
// -*- C++ -*-
//
// Package: Muon/MuonAnalyzer
// Class: MuonAnalyzer
//
// system include files
#include <memory>
// user include files
#include "FWCore/Framework/interface/Frameworkfwd.h"
#include "FWCore/Framework/interface/one/EDAnalyzer.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/MakerMacros.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/Utilities/interface/InputTag.h"
#include "CommonTools/UtilAlgos/interface/TFileService.h"
#include "FWCore/ServiceRegistry/interface/Service.h"
//class to extract Muon information
#include "DataFormats/PatCandidates/interface/Muon.h"
#include "DataFormats/VertexReco/interface/VertexFwd.h"
#include "DataFormats/VertexReco/interface/Vertex.h"
//TransientTrack and IPTools for impact parameter
#include "TrackingTools/TransientTrack/interface/TransientTrackBuilder.h"
#include "TrackingTools/Records/interface/TransientTrackRecord.h"
#include "TrackingTools/TransientTrack/interface/TransientTrack.h"
#include "TrackingTools/IPTools/interface/IPTools.h"
//classes to save data
#include "TTree.h"
#include "TFile.h"
#include<vector>
//
// class declaration
//
// If the analyzer does not use TFileService, please remove
// the template argument to the base class so the class inherits
// from edm::one::EDAnalyzer<>
// This will improve performance in multithreaded jobs.
//using reco::TrackCollection;
class MuonAnalyzer : public edm::one::EDAnalyzer<edm::one::SharedResources> {
public:
explicit MuonAnalyzer(const edm::ParameterSet&);
~MuonAnalyzer();
static void fillDescriptions(edm::ConfigurationDescriptions& descriptions);
private:
virtual void beginJob() override;
virtual void analyze(const edm::Event&, const edm::EventSetup&) override;
virtual void endJob() override;
edm::EDGetTokenT<pat::MuonCollection> muonToken_;
edm::EDGetTokenT<reco::VertexCollection> vtxToken_;
// ----------member data ---------------------------
TTree *mtree;
int nummuon; //number of Muons in the event
std::vector<float> muon_e;
std::vector<float> muon_pt;
std::vector<float> muon_px;
std::vector<float> muon_py;
std::vector<float> muon_pz;
std::vector<float> muon_eta;
std::vector<float> muon_phi;
std::vector<float> muon_ch;
std::vector<int> muon_isLoose;
std::vector<int> muon_isMedium;
std::vector<int> muon_isTight;
std::vector<int> muon_isSoft;
std::vector<int> muon_isHighPt;
std::vector<float> muon_dxy;
std::vector<float> muon_dz;
std::vector<float> muon_dxyError;
std::vector<float> muon_dzError;
std::vector<float> muon_pfreliso03all;
std::vector<float> muon_pfreliso04all;
std::vector<float> muon_pfreliso04DBCorr;
std::vector<float> muon_TkIso03;
std::vector<float> muon_genpartidx;
std::vector<float> muon_jetidx;
std::vector<float> muon_ip3d;
std::vector<float> muon_sip3d;
};
//
// constants, enums and typedefs
//
//
// static data member definitions
//
//
// constructors and destructor
//
MuonAnalyzer::MuonAnalyzer(const edm::ParameterSet& iConfig):
muonToken_(consumes<pat::MuonCollection>(iConfig.getParameter<edm::InputTag>("muons"))),
vtxToken_(consumes<reco::VertexCollection>(iConfig.getParameter<edm::InputTag>("vertices")))
{
//now do what ever initialization is needed
edm::Service<TFileService> fs;
mtree = fs->make<TTree>("Events", "Events");
mtree->Branch("numbermuon",&nummuon);
mtree->GetBranch("numbermuon")->SetTitle("number of muons");
mtree->Branch("muon_e",&muon_e);
mtree->GetBranch("muon_e")->SetTitle("muon energy");
mtree->Branch("muon_pt",&muon_pt);
mtree->GetBranch("muon_pt")->SetTitle("muon transverse momentum");
mtree->Branch("muon_px",&muon_px);
mtree->GetBranch("muon_px")->SetTitle("muon momentum x-component");
mtree->Branch("muon_py",&muon_py);
mtree->GetBranch("muon_py")->SetTitle("muon momentum y-component");
mtree->Branch("muon_pz",&muon_pz);
mtree->GetBranch("muon_pz")->SetTitle("muon momentum z-component");
mtree->Branch("muon_eta",&muon_eta);
mtree->GetBranch("muon_eta")->SetTitle("muon pseudorapidity");
mtree->Branch("muon_phi",&muon_phi);
mtree->GetBranch("muon_phi")->SetTitle("muon polar angle");
mtree->Branch("muon_ch",&muon_ch);
mtree->GetBranch("muon_ch")->SetTitle("muon charge");
mtree->Branch("muon_isLoose",&muon_isLoose);
mtree->GetBranch("muon_isLoose")->SetTitle("muon tagged loose");
mtree->Branch("muon_isMedium",&muon_isMedium);
mtree->GetBranch("muon_isMedium")->SetTitle("muon tagged medium");
mtree->Branch("muon_isTight",&muon_isTight);
mtree->GetBranch("muon_isTight")->SetTitle("muon tagged tight");
mtree->Branch("muon_isSoft",&muon_isSoft);
mtree->GetBranch("muon_isSoft")->SetTitle("muon tagged soft");
mtree->Branch("muon_isHighPt",&muon_isHighPt);
mtree->GetBranch("muon_isHighPt")->SetTitle("muon tagged high pt");
mtree->Branch("muon_dxy",&muon_dxy);
mtree->GetBranch("muon_dxy")->SetTitle("muon transverse plane impact parameter (mm)");
mtree->Branch("muon_dz",&muon_dz);
mtree->GetBranch("muon_dz")->SetTitle("muon longitudinal impact parameter (mm)");
mtree->Branch("muon_dxyError",&muon_dxyError);
mtree->GetBranch("muon_dxyError")->SetTitle("muon transverse impact parameter uncertainty (mm)");
mtree->Branch("muon_dzError",&muon_dzError);
mtree->GetBranch("muon_dzError")->SetTitle("muon longitudinal impact parameter uncertainty (mm)");
mtree->Branch("muon_pfreliso03all",&muon_pfreliso03all);
mtree->GetBranch("muon_pfreliso03all")->SetTitle("muon particle flow relative isolation cone 03");
mtree->Branch("muon_pfreliso04all",&muon_pfreliso04all);
mtree->GetBranch("muon_pfreliso04all")->SetTitle("muon particle flow relative isolation cone 04");
mtree->Branch("muon_pfreliso04DBCorr",&muon_pfreliso04DBCorr);
mtree->GetBranch("muon_pfreliso04DBCorr")->SetTitle("muon particle flow relative isolation cone 04 DB Corrected");
mtree->Branch("muon_TkIso03",&muon_TkIso03);
mtree->GetBranch("muon_TkIso03")->SetTitle("muon tracker based isolation with cone size 03");
mtree->Branch("muon_jetidx",&muon_jetidx);
mtree->GetBranch("muon_jetidx")->SetTitle("index of the associated jet");
mtree->Branch("muon_genpartidx",&muon_genpartidx);
mtree->GetBranch("muon_genpartidx")->SetTitle("index into genParticle list for MC matching to status==1 muons");
mtree->Branch("muon_ip3d",&muon_ip3d);
mtree->GetBranch("muon_ip3d")->SetTitle("muon impact parameter in 3d");
mtree->Branch("muon_sip3d",&muon_sip3d);
mtree->GetBranch("muon_sip3d")->SetTitle("muon significance on impact parameter in 3d");
}
MuonAnalyzer::~MuonAnalyzer()
{
// do anything here that needs to be done at desctruction time
// (e.g. close files, deallocate resources etc.)
}
//
// member functions
//
// ------------ method called for each event ------------
void
MuonAnalyzer::analyze(const edm::Event& iEvent, const edm::EventSetup& iSetup)
{
using namespace edm;
using namespace std;
Handle<pat::MuonCollection> muons;
iEvent.getByToken(muonToken_, muons);
Handle<reco::VertexCollection> vertices;
iEvent.getByToken(vtxToken_, vertices);
if (vertices->empty()) return; // skip the event if no PV is found
const reco::Vertex &PV = vertices->front();
nummuon = 0;
muon_e.clear();
muon_pt.clear();
muon_px.clear();
muon_py.clear();
muon_pz.clear();
muon_eta.clear();
muon_phi.clear();
muon_ch.clear();
muon_isLoose.clear();
muon_isMedium.clear();
muon_isTight.clear();
muon_isSoft.clear();
muon_isHighPt.clear();
muon_dxy.clear();
muon_dz.clear();
muon_dxyError.clear();
muon_dzError.clear();
muon_pfreliso03all.clear();
muon_pfreliso04all.clear();
muon_pfreliso04DBCorr.clear();
muon_TkIso03.clear();
muon_jetidx.clear();
muon_genpartidx.clear();
muon_ip3d.clear();
muon_sip3d.clear();
for (const pat::Muon &mu : *muons)
{
muon_e.push_back(mu.energy());
muon_pt.push_back(mu.pt());
muon_px.push_back(mu.px());
muon_py.push_back(mu.py());
muon_pz.push_back(mu.pz());
muon_eta.push_back(mu.eta());
muon_phi.push_back(mu.phi());
muon_ch.push_back(mu.charge());
muon_isLoose.push_back(mu.isLooseMuon());
muon_isMedium.push_back(mu.isMediumMuon());
muon_isTight.push_back(mu.isTightMuon(PV));
muon_isSoft.push_back(mu.isSoftMuon(PV));
muon_isHighPt.push_back(mu.isHighPtMuon(PV));
muon_dxy.push_back(mu.muonBestTrack()->dxy(PV.position()));
muon_dz.push_back(mu.muonBestTrack()->dz(PV.position()));
muon_dxyError.push_back(mu.muonBestTrack()->d0Error());
muon_dzError.push_back(mu.muonBestTrack()->dzError());
auto iso03 = mu.pfIsolationR03();
muon_pfreliso03all.push_back((iso03.sumChargedHadronPt + iso03.sumNeutralHadronEt + iso03.sumPhotonEt)/mu.pt());
auto iso04 = mu.pfIsolationR04();
muon_pfreliso04all.push_back((iso04.sumChargedHadronPt + iso04.sumNeutralHadronEt + iso04.sumPhotonEt)/mu.pt());
muon_pfreliso04DBCorr.push_back((iso04.sumChargedHadronPt + max(0., iso04.sumNeutralHadronEt + iso04.sumPhotonEt - 0.5*iso04.sumPUPt))/mu.pt());
auto TkIso03 = mu.isolationR03();
muon_TkIso03.push_back(TkIso03.sumPt/mu.pt());
muon_genpartidx.push_back(-1);
muon_jetidx.push_back(-1);
//get impact parameter in 3D
// https://github.com/cms-sw/cmssw/blob/CMSSW_7_6_X/PhysicsTools/PatAlgos/plugins/PATElectronProducer.cc
// This is needed by the IPTools methods from the tracking group
edm::ESHandle<TransientTrackBuilder> trackBuilder;
iSetup.get<TransientTrackRecord>().get("TransientTrackBuilder", trackBuilder);
reco::TransientTrack tt = trackBuilder->build(mu.muonBestTrack());
std::pair<bool,Measurement1D> ip3dpv = IPTools::absoluteImpactParameter3D(tt, PV);
muon_ip3d.push_back(ip3dpv.second.value());
muon_sip3d.push_back(ip3dpv.second.significance());
//std::cout<<"ip3d vanilla = "<<el.ip3d()<<"\t ip3d from iptools = "<<ip3dpv.second.value()<<std::endl;
nummuon++;
}
mtree->Fill();
return;
}
// ------------ method called once each job just before starting event loop ------------
void
MuonAnalyzer::beginJob()
{
}
// ------------ method called once each job just after ending the event loop ------------
void
MuonAnalyzer::endJob()
{
}
// ------------ method fills 'descriptions' with the allowed parameters for the module ------------
void
MuonAnalyzer::fillDescriptions(edm::ConfigurationDescriptions& descriptions) {
//The following says we do not know what parameters are allowed so do no validation
// Please change this to state exactly what you do use, even if it is no parameters
edm::ParameterSetDescription desc;
desc.setUnknown();
descriptions.addDefault(desc);
}
//define this as a plug-in
DEFINE_FWK_MODULE(MuonAnalyzer);