2 /**************************************************************************
3 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
5 * Author: The ALICE Off-line Project. *
6 * Contributors are mentioned in the code where appropriate. *
8 * Permission to use, copy, modify and distribute this software and its *
9 * documentation strictly for non-commercial purposes is hereby granted *
10 * without fee, provided that the above copyright notice appears in all *
11 * copies and that both the copyright notice and this permission notice *
12 * appear in the supporting documentation. The authors make no claims *
13 * about the suitability of this software for any purpose. It is *
14 * provided "as is" without express or implied warranty. *
15 **************************************************************************/
21 //_________________________________________________________________________
22 // Class for Filling JetFinder Plots
24 //*-- Author: Mark Horner (LBL/UCT)
30 #include "AliEMCALJetFinderPlots.h"
32 ClassImp(AliEMCALJetFinderPlots)
34 AliEMCALJetFinderPlots::AliEMCALJetFinderPlots()
36 fInitialised = kFALSE;
41 fhFragmFcn=0;// = new TH1F("hFragmFcn","Fragmentation Function",100,0,1);
42 fhPartonFragmFcn=0;// = new TH1F("hPartonFragmFcn","Fragmentation Function",100,0,1);
43 fhPartonJT=0;// = new TH1F("hPartonJT","Track Momentum Perpendicular to Parton Axis",100,0.,10.);
44 fhPartonPL=0;// = new TH1F("hPartonPL","Track Momentum Parallel to Parton Axis ",100,0.,100.);
45 fhJetJT=0;// = new TH1F("hJetJT","Track Momentum Perpendicular to Jet Axis",100,0.,10.);
46 fhJetPL=0;// = new TH1F("hJetPL","Track Momentum Parallel to Jet Axis ",100,0.,100.);
47 fhJetEt=0;// = new TH1F("hJetEt","E_{T}^{reco}",250,0.,250.);
48 fhJetEta=0;// = new TH1F("hJetEta","#eta_{jet}^{reco}",180,-0.9,0.9);
49 fhJetPhi=0;// = new TH1F("hJetPhi","#phi_{jet}^{reco}",62,0.,3.1);
50 fhPartonEta=0;// = new TH1F("hPartonEta","#eta_{Parton}",180,-0.9,0.9);
51 fhPartonPhi=0;// = new TH1F("hPartonPhi","#phi_{Parton}",62,0.,3.1);
52 fhEtaDiff=0;// = new TH1F("hEtaDiff","#eta_{jet}^{reco}-#eta_{jet}^{input}",100,-0.5,0.5);
53 fhPhiDiff=0;// = new TH1F("hPhiDiff","#phi_{jet}^{reco}-#phi_{jet}^{input}",100,-0.5,0.5);
54 fhNJets=0;// = new TH1F("hNJets","N Reconstructed jets",11,-0.5,10.5);
57 fhFragmFcn2=0; // ("hFragmFcn2","Fragmentation Function",100,0,1);
58 fhPartonFragmFcn2=0;// ("hFragmFcn2","Parton Fragmentation Function",100,0,1);
59 fhPartonJT2=0; // ("hPartonJT2","Track Momentum Perpendicular to Parton Axis",100,0.,10.);
60 fhPartonPL2=0; // ("hPartonPL2","Track Momentum Parallel to Parton Axis ",100,0.,100.);
61 fhJetJT2=0; // ("hJetJT2","Track Momentum Perpendicular to Jet Axis",100,0.,10.);
62 fhJetPL2=0; // ("hJetPL2","Track Momentum Parallel to Jet Axis ",100,0.,100.);
63 fhJetEt2=0; // ("hJetEt2","E_{T}^{reco}",250,0.,250.);
64 fhJetEta2=0; // ("hJetEta2","#eta_{jet}^{reco}",180,-0.9,0.9);
65 fhJetPhi2=0; // ("hJetPhi2","#phi_{jet}^{reco}",62,0.,3.1);
66 fhPartonEta2=0; // ("hPartonEta2","#eta_{Parton}",180,-0.9,0.9);
67 fhPartonPhi2=0; // ("hPartonPhi2","#phi_{Parton}",62,0.,3.1);
68 fhEtaDiff2=0; // ("hEtaDiff2","#eta_{jet}^{reco}-#eta_{jet}^{input}",100,-0.5,0.5);
69 fhPhiDiff2=0; // ("hPhiDiff2","#phi_{jet}^{reco}-#phi_{jet}^{input}",100,-0.5,0.5);
70 fhEtaPhiSpread2=0; // ("hEtaPhiSpread2","#eta - #phi Distribution
71 //of Reconstructed Jets",192,-0.7,0.7,288,pi/3,pi);
72 fhNJets2=0; // ("hNJets2","N Reconstructed jets",11,-0.5,10.5);
73 fhJetEtSecond2=0; //("hJetEtSecond2","E_{T}^{reco}",250,0.,250.);
74 fhJetEtRatio2=0; //("hJetEtRatio2","Ratio of Second Highest to Highest",100,0,1);
75 fhEtaPhiDist2=0; //("hEtaPhiDist2","Angular Distance Between First and Second",100,0,3);
79 void AliEMCALJetFinderPlots::InitPlots()
81 //========================= CASE 1 =======================================
82 fhFragmFcn = new TH1F("hFragmFcn","Fragmentation Function",100,0,1);
84 fhPartonFragmFcn = new TH1F("hPartonFragmFcn","Parton Fragmentation Function",100,0,1);
85 fhPartonFragmFcn->Sumw2();
86 fhPartonJT = new TH1F("hPartonJT","Track Momentum Perpendicular to Parton Axis",100,0.,10.);
88 fhPartonPL = new TH1F("hPartonPL","Track Momentum Parallel to Parton Axis ",100,0.,100.);
90 fhJetJT = new TH1F("hJetJT","Track Momentum Perpendicular to Jet Axis",100,0.,10.);
92 fhJetPL = new TH1F("hJetPL","Track Momentum Parallel to Jet Axis ",100,0.,100.);
94 fhJetEt = new TH1F("hJetEt","E_{T}^{reco}",250,0.,250.);
96 fhJetEta = new TH1F("hJetEta","#eta_{jet}^{reco}",180,-0.9,0.9);
98 fhJetPhi = new TH1F("hJetPhi","#phi_{jet}^{reco}",62,0.,3.1);
100 fhPartonEta = new TH1F("hPartonEta","#eta_{Parton}",180,-0.9,0.9);
101 fhPartonEta->Sumw2();
102 fhPartonPhi = new TH1F("hPartonPhi","#phi_{Parton}",62,0.,3.1);
103 fhPartonPhi->Sumw2();
104 fhEtaDiff = new TH1F("hEtaDiff","#eta_{jet}^{reco}-#eta_{jet}^{input}",100,-0.5,0.5);
106 fhPhiDiff = new TH1F("hPhiDiff","#phi_{jet}^{reco}-#phi_{jet}^{input}",100,-0.5,0.5);
108 fhNJets = new TH1F("hNJets","N Reconstructed jets",11,-0.5,10.5);
110 fhEtaPhiSpread = new TH2F("hEtaPhiSpread","#eta - #phi Distribution of Reconstructed Jets",100,-0.5,0.5,100,-0.5,0.5);
111 fhEtaPhiSpread->Sumw2();
112 fhNJets->SetXTitle("N_{jets}^{reco}/event");
113 fhNJets->SetYTitle("N_{events}");
116 fhJetEt->SetFillColor(16);
117 fhJetEt->SetXTitle("E_{T}^{reco}");
119 fhJetEta->SetFillColor(16);
120 fhJetEta->SetXTitle("#eta_{jet}^{reco}");
122 fhJetPhi->SetFillColor(16);
123 fhJetPhi->SetXTitle("#phi_{jet}^{reco}");
125 fhPartonEta->SetFillColor(16);
126 fhPartonEta->SetXTitle("#eta_{parton}");
128 fhPartonPhi->SetFillColor(16);
129 fhPartonPhi->SetXTitle("#phi_{parton}");
131 fhPartonPL->SetXTitle("p (GeV/c)");
132 fhPartonJT->SetXTitle("p (GeV/c)");
134 fhPartonFragmFcn->SetXTitle("Z = p_{T}^{Chg}/E_{T}^{parton}");
136 //Jet component properties
138 fhJetPL->SetXTitle("p (GeV/c)");
139 fhJetJT->SetXTitle("p (GeV/c)");
140 fhFragmFcn->SetXTitle("Z = p_{T}^{Chg}/E_{T}^{reco}");
141 fhPartonFragmFcn->SetXTitle("Z = p_{T}^{Chg}/E_{T}^{reco}");
143 fhEtaDiff->SetXTitle("#eta_{jet}^{reco}-#eta_{jet}^{input}");
144 fhPhiDiff->SetXTitle("#phi_{jet}^{reco}-#phi_{jet}^{input}");
145 fhEtaPhiSpread->SetXTitle("#eta");
146 fhEtaPhiSpread->SetYTitle("#phi");
148 //======================= CASE 2 ======================================
151 fhFragmFcn2 = new TH1F("hFragmFcn2","Fragmentation Function",100,0,1);
152 fhFragmFcn2->Sumw2();
153 fhPartonFragmFcn2 = new TH1F("hPartonFragmFcn2","Parton Fragmentation Function",100,0,1);
154 fhPartonFragmFcn2->Sumw2();
155 fhPartonJT2 = new TH1F("hPartonJT2","Track Momentum Perpendicular to Parton Axis",100,0.,10.);
156 fhPartonJT2->Sumw2();
157 fhPartonPL2 = new TH1F("hPartonPL2","Track Momentum Parallel to Parton Axis ",100,0.,100.);
158 fhPartonPL2->Sumw2();
159 fhJetJT2 = new TH1F("hJetJT2","Track Momentum Perpendicular to Jet Axis",100,0.,10.);
161 fhJetPL2 = new TH1F("hJetPL2","Track Momentum Parallel to Jet Axis ",100,0.,100.);
163 fhJetEt2 = new TH1F("hJetEt2","E_{T}^{reco}",250,0.,250.);
165 fhJetEta2 = new TH1F("hJetEta2","#eta_{jet}^{reco}",180,-0.9,0.9);
167 fhJetPhi2 = new TH1F("hJetPhi2","#phi_{jet}^{reco}",62,0.,3.1);
169 fhPartonEta2 = new TH1F("hPartonEta2","#eta_{Parton}",180,-0.9,0.9);
170 fhPartonEta2->Sumw2();
171 fhPartonPhi2 = new TH1F("hPartonPhi2","#phi_{Parton}",62,0.,3.1);
172 fhPartonPhi2->Sumw2();
173 fhEtaDiff2 = new TH1F("hEtaDiff2","#eta_{jet}^{reco}-#eta_{jet}^{input}",100,-0.5,0.5);
175 fhPhiDiff2 = new TH1F("hPhiDiff2","#phi_{jet}^{reco}-#phi_{jet}^{input}",100,-0.5,0.5);
177 fhEtaPhiSpread2 = new TH2F("hEtaPhiSpread2","#eta - #phi Distribution of Reconstructed Jets",100,-0.5,0.5,100,-0.5,0.5);
178 fhEtaPhiSpread2->Sumw2();
179 fhNJets2 = new TH1F("hNJets2","N Reconstructed jets",11,-0.5,10.5);
181 fhJetEtSecond2 = new TH1F("hJetEtSecond2","E_{T}^{reco}",250,0.,250.);
182 fhJetEtSecond2->Sumw2();
183 fhJetEtRatio2 = new TH1F("hJetEtRatio2","Ratio of Second Highest to Highest",100,0,1);
184 fhJetEtRatio2->Sumw2();
185 fhEtaPhiDist2 = new TH1F("hEtaPhiDist2","Angular Distance Between First and Second",100,0,3);
186 fhEtaPhiDist2->Sumw2();
188 fInitialised = kTRUE;
192 AliEMCALJetFinderPlots::~AliEMCALJetFinderPlots(){
194 delete fhFragmFcn;// = new TH1F("hFragmFcn","Fragmentation Function",100,0,1);
195 delete fhPartonFragmFcn;// = new TH1F("hFragmFcn","Fragmentation Function",100,0,1);
196 delete fhPartonJT;// = new TH1F("hPartonJT","Track Momentum Perpendicular to Parton Axis",100,0.,10.);
197 delete fhPartonPL;// = new TH1F("hPartonPL","Track Momentum Parallel to Parton Axis ",100,0.,100.);
198 delete fhJetJT;// = new TH1F("hJetJT","Track Momentum Perpendicular to Jet Axis",100,0.,10.);
199 delete fhJetPL;// = new TH1F("hJetPL","Track Momentum Parallel to Jet Axis ",100,0.,100.);
200 delete fhJetEt;// = new TH1F("hJetEt","E_{T}^{reco}",250,0.,250.);
201 delete fhJetEta;// = new TH1F("hJetEta","#eta_{jet}^{reco}",180,-0.9,0.9);
202 delete fhJetPhi;// = new TH1F("hJetPhi","#phi_{jet}^{reco}",62,0.,3.1);
203 delete fhPartonEta;// = new TH1F("hPartonEta","#eta_{Parton}",180,-0.9,0.9);
204 delete fhPartonPhi;// = new TH1F("hPartonPhi","#phi_{Parton}",62,0.,3.1);
205 delete fhEtaDiff;// = new TH1F("hEtaDiff","#eta_{jet}^{reco}-#eta_{jet}^{input}",100,-0.5,0.5);
206 delete fhPhiDiff;// = new TH1F("hPhiDiff","#phi_{jet}^{reco}-#phi_{jet}^{input}",100,-0.5,0.5);
207 delete fhNJets;// = new TH1F("hNJets","N Reconstructed jets",11,-0.5,10.5);
208 delete fhEtaPhiSpread;
210 delete fhFragmFcn2; // ("hFragmFcn2","Fragmentation Function",100,0,1);
211 delete fhPartonFragmFcn2;// ("hFragmFcn2","Parton Fragmentation Function",100,0,1);
212 delete fhPartonJT2; // ("hPartonJT2","Track Momentum Perpendicular to Parton Axis",100,0.,10.);
213 delete fhPartonPL2; // ("hPartonPL2","Track Momentum Parallel to Parton Axis ",100,0.,100.);
214 delete fhJetJT2; // ("hJetJT2","Track Momentum Perpendicular to Jet Axis",100,0.,10.);
215 delete fhJetPL2; // ("hJetPL2","Track Momentum Parallel to Jet Axis ",100,0.,100.);
216 delete fhJetEt2; // ("hJetEt2","E_{T}^{reco}",250,0.,250.);
217 delete fhJetEta2; // ("hJetEta2","#eta_{jet}^{reco}",180,-0.9,0.9);
218 delete fhJetPhi2; // ("hJetPhi2","#phi_{jet}^{reco}",62,0.,3.1);
219 delete fhPartonEta2; // ("hPartonEta2","#eta_{Parton}",180,-0.9,0.9);
220 delete fhPartonPhi2; // ("hPartonPhi2","#phi_{Parton}",62,0.,3.1);
221 delete fhEtaDiff2; // ("hEtaDiff2","#eta_{jet}^{reco}-#eta_{jet}^{input}",100,-0.5,0.5);
222 delete fhPhiDiff2; // ("hPhiDiff2","#phi_{jet}^{reco}-#phi_{jet}^{input}",100,-0.5,0.5);
223 delete fhEtaPhiSpread2; // ("hEtaPhiSpread2","#eta - #phi Distribution
224 //of Reconstructed Jets",192,-0.7,0.7,288,pi/3,pi);
225 delete fhNJets2; // ("hNJets2","N Reconstructed jets",11,-0.5,10.5);
226 delete fhJetEtSecond2; //("hJetEtSecond2","E_{T}^{reco}",250,0.,250.);
227 delete fhJetEtRatio2; //("hJetEtRatio2","Ratio of Second Highest to Highest",100,0,1);
228 delete fhEtaPhiDist2; //("hEtaPhiDist2","Angular Distance Between First and Second",100,0,3);
234 void AliEMCALJetFinderPlots::FillFromOutput(AliEMCALJetFinderOutput* output)
236 if (!fInitialised) InitPlots();
238 if (!fOutput) return;
239 fhNJets->Fill(fOutput->GetNJets());
240 if (fOutput->GetNJets()>1)
242 //========================= CASE 2 ===========================
243 Int_t nPartons = fOutput->GetNPartons();
244 fhNJets2->Fill(fOutput->GetNJets());
245 AliEMCALParton* parton;
246 AliEMCALJet* jethighest=0;
247 AliEMCALJet* jetsecond=0;
248 // Find Highest and Second Highest Jet
249 for (Int_t counter = 0; counter<fOutput->GetNJets();counter++)
252 jethighest = fOutput->GetJet(0);
253 jetsecond = fOutput->GetJet(1);
257 Float_t energyhighest = jethighest->Energy();
258 Float_t energysecond = jetsecond->Energy();
260 if ((fOutput->GetJet(counter))->Energy()>energyhighest)
262 jetsecond=jethighest;
263 jethighest=fOutput->GetJet(counter);
264 }else if ((fOutput->GetJet(counter))->Energy()>energysecond)
266 jetsecond=fOutput->GetJet(counter);
271 // End finding highest and second highest and continue
272 fhJetEt2->Fill(jethighest->Energy());
273 fhJetEta2->Fill(jethighest->Eta() );
274 fhJetPhi2->Fill(jethighest->Phi() );
275 if (nPartons ==0) return;
276 parton = fOutput->GetParton(0);
278 fhPartonEta2->Fill( parton->Eta() );
279 fhPartonPhi2->Fill( parton->Phi() );
281 //hJetEtDiff->Fill( jet->Energy() - parton->Energy() );
282 fhEtaDiff2->Fill( jethighest->Eta() - parton->Eta() );
283 fhPhiDiff2->Fill( jethighest->Phi() - parton->Phi() );
284 fhEtaPhiSpread2->Fill(jethighest->Eta()-parton->Eta(),jethighest->Phi() - parton->Phi());
285 fhJetEtSecond2->Fill(jetsecond->Energy());
286 fhJetEtRatio2->Fill(jetsecond->Energy()/jethighest->Energy());
287 fhEtaPhiDist2->Fill( TMath::Sqrt((jethighest->Eta() - jetsecond->Eta())*(jethighest->Eta() - jetsecond->Eta())
288 + (jethighest->Phi() - jetsecond->Phi())*(jethighest->Phi() - jetsecond->Phi()) ));
290 Float_t *pt,*phi,*eta;
292 pt = new Float_t[parton->GetNTracks()];
293 eta = new Float_t[parton->GetNTracks()];
294 phi = new Float_t[parton->GetNTracks()];
295 pdg = new Int_t[parton->GetNTracks()];*/
304 parton->GetTrackList(pt,eta,phi,pdg);
305 for(Int_t iT=0; iT< parton->GetNTracks() ; iT++ )
307 if ( (eta[iT]-parton->Eta())*(eta[iT]-parton->Eta())+
308 (phi[iT]-parton->Phi())*(phi[iT]-parton->Phi()) >fConeRadius * fConeRadius ) continue;
309 Double_t tt = 2.0*atan(exp(-eta[iT])); // These names are short to make the equation manageable
310 Double_t rt = 2.0*atan(exp(-parton->Eta()));
311 Double_t ctt = cos(tt);
312 Double_t crt = cos(rt);
313 Double_t stt = sin(tt);
314 Double_t srt = sin(rt);
315 Double_t ctp = cos(phi[iT]);
316 Double_t crp = cos(parton->Phi());
317 Double_t stp = sin(phi[iT]);
318 Double_t srp = sin(parton->Phi());
319 Double_t alpha = acos(crp*ctp*srt*stt+srp*stp*srt*stt+crt*ctt);
320 Double_t correctp = pt[iT]/stt;
321 fhPartonPL2->Fill( correctp*cos(alpha));
322 if ( (parton->Eta()-eta[iT])*(parton->Eta()-eta[iT]) +
323 (parton->Phi()-phi[iT])*(parton->Phi()-phi[iT]) < 0.2*0.2 )
324 fhPartonJT2->Fill( correctp*sin(alpha));
325 if (fNominalEnergy == 0.0) {
326 fhPartonFragmFcn2->Fill( correctp*sin(tt)/parton->Energy() );
329 fhPartonFragmFcn2->Fill(correctp*sin(tt)/fNominalEnergy);
334 pt = new Float_t[jet->NTracks()];
335 eta = new Float_t[jet->NTracks()];
336 phi = new Float_t[jet->NTracks()];
337 pdg = new Int_t[jet->NTracks()];*/
338 jethighest->TrackList(pt,eta,phi,pdg);
339 for(Int_t iT=0; iT< jethighest->NTracks() ; iT++ )
341 Double_t tt = 2.0*atan(exp(-eta[iT])); // These names are short to make the equation manageable
342 Double_t rt = 2.0*atan(exp(-jethighest->Eta()));
343 Double_t ctt = cos(tt);
344 Double_t crt = cos(rt);
345 Double_t stt = sin(tt);
346 Double_t srt = sin(rt);
347 Double_t ctp = cos(phi[iT]);
348 Double_t crp = cos(jethighest->Phi());
349 Double_t stp = sin(phi[iT]);
350 Double_t srp = sin(jethighest->Phi());
351 Double_t alpha = acos(crp*ctp*srt*stt+srp*stp*srt*stt+crt*ctt);
352 Double_t correctp = pt[iT]/stt;
353 fhJetPL2->Fill( correctp*cos(alpha));
354 if ( (jethighest->Eta()-eta[iT])*(jethighest->Eta()-eta[iT]) +
355 (jethighest->Phi()-phi[iT])*(jethighest->Phi()-phi[iT]) < 0.2*0.2 )
356 fhJetJT2->Fill( correctp*sin(alpha));
357 if (fNominalEnergy==0.0){
358 fhFragmFcn2->Fill( correctp*sin(tt)/parton->Energy() );
361 fhFragmFcn2->Fill( correctp*sin(tt)/fNominalEnergy );
366 if (fOutput->GetNJets()==1)
369 //========================= CASE 1 ===========================
370 Int_t nPartons = fOutput->GetNPartons();
371 if (fOutput->GetNJets()!=1) return;
372 AliEMCALParton* parton;
374 jet = fOutput->GetJet(0);
375 fhJetEt->Fill(jet->Energy());
376 fhJetEta->Fill(jet->Eta() );
377 fhJetPhi->Fill(jet->Phi() );
378 if (nPartons ==0) return;
379 parton = fOutput->GetParton(0);
381 fhPartonEta->Fill( parton->Eta() );
382 fhPartonPhi->Fill( parton->Phi() );
384 //hJetEtDiff->Fill( jet->Energy() - parton->Energy() );
385 fhEtaDiff->Fill( jet->Eta() - parton->Eta() );
386 fhPhiDiff->Fill( jet->Phi() - parton->Phi() );
387 fhEtaPhiSpread->Fill(jet->Eta()-parton->Eta(),jet->Phi() - parton->Phi());
389 Float_t *pt,*phi,*eta;
391 pt = new Float_t[parton->GetNTracks()];
392 eta = new Float_t[parton->GetNTracks()];
393 phi = new Float_t[parton->GetNTracks()];
394 pdg = new Int_t[parton->GetNTracks()];*/
403 parton->GetTrackList(pt,eta,phi,pdg);
404 for(Int_t iT=0; iT< parton->GetNTracks() ; iT++ )
406 if ( (eta[iT]-parton->Eta())*(eta[iT]-parton->Eta())+
407 (phi[iT]-parton->Phi())*(phi[iT]-parton->Phi()) >fConeRadius * fConeRadius ) continue;
408 Double_t tt = 2.0*atan(exp(-eta[iT])); // These names are short to make the equation manageable
409 Double_t rt = 2.0*atan(exp(-parton->Eta()));
410 Double_t ctt = cos(tt);
411 Double_t crt = cos(rt);
412 Double_t stt = sin(tt);
413 Double_t srt = sin(rt);
414 Double_t ctp = cos(phi[iT]);
415 Double_t crp = cos(parton->Phi());
416 Double_t stp = sin(phi[iT]);
417 Double_t srp = sin(parton->Phi());
418 Double_t alpha = acos(crp*ctp*srt*stt+srp*stp*srt*stt+crt*ctt);
419 Double_t correctp = pt[iT]/stt;
420 fhPartonPL->Fill( correctp*cos(alpha));
421 if ( (parton->Eta()-eta[iT])*(parton->Eta()-eta[iT]) +
422 (parton->Phi()-phi[iT])*(parton->Phi()-phi[iT]) < 0.2*0.2 )
423 fhPartonJT->Fill( correctp*sin(alpha));
424 if (fNominalEnergy == 0.0) {
425 fhPartonFragmFcn->Fill( correctp*sin(tt)/parton->Energy() );
428 fhPartonFragmFcn->Fill(correctp*sin(tt)/fNominalEnergy);
433 pt = new Float_t[jet->NTracks()];
434 eta = new Float_t[jet->NTracks()];
435 phi = new Float_t[jet->NTracks()];
436 pdg = new Int_t[jet->NTracks()];*/
437 jet->TrackList(pt,eta,phi,pdg);
438 for(Int_t iT=0; iT< jet->NTracks() ; iT++ )
440 Double_t tt = 2.0*atan(exp(-eta[iT])); // These names are short to make the equation manageable
441 Double_t rt = 2.0*atan(exp(-jet->Eta()));
442 Double_t ctt = cos(tt);
443 Double_t crt = cos(rt);
444 Double_t stt = sin(tt);
445 Double_t srt = sin(rt);
446 Double_t ctp = cos(phi[iT]);
447 Double_t crp = cos(jet->Phi());
448 Double_t stp = sin(phi[iT]);
449 Double_t srp = sin(jet->Phi());
450 Double_t alpha = acos(crp*ctp*srt*stt+srp*stp*srt*stt+crt*ctt);
451 Double_t correctp = pt[iT]/stt;
452 fhJetPL->Fill( correctp*cos(alpha));
453 if ( (jet->Eta()-eta[iT])*(jet->Eta()-eta[iT]) +
454 (jet->Phi()-phi[iT])*(jet->Phi()-phi[iT]) < 0.2*0.2 )
455 fhJetJT->Fill( correctp*sin(alpha));
456 if (fNominalEnergy==0.0){
457 fhFragmFcn->Fill( correctp*sin(tt)/parton->Energy() );
460 fhFragmFcn->Fill( correctp*sin(tt)/fNominalEnergy );