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7c6659fc | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | //--------------------------------------------------------------------- | |
17 | // Jet Finder based on CDF algortihm | |
18 | // Charged jet evolution and the underlying event in proton-antiproton collisions at 1.8 TeV | |
19 | // Physical Review D, vol. 65, Issue 9, id. 092002 | |
20 | // http://www.phys.ufl.edu/~rfield/cdf/chgjet/chgjet_intro.html | |
21 | // Authors : Adrian.Sevcenco@cern.ch (adriansev@spacescience.ro ) | |
22 | // Daniel.Felea@cern.ch (dfelea@spacescience.ro) | |
23 | // Ciprian.Mihai.Mitu@cern.ch (mcm@spacescience.ro) | |
24 | //--------------------------------------------------------------------- | |
25 | ||
26 | /* | |
27 | Changelog | |
28 | ||
29 | ||
30 | ||
31 | */ | |
32 | ||
33 | #include <Riostream.h> | |
34 | #include <TROOT.h> | |
35 | #include <TMath.h> | |
36 | #include <TBits.h> | |
37 | #include <TFile.h> | |
38 | #include <TCanvas.h> | |
39 | #include <TClonesArray.h> | |
40 | #include <TLorentzVector.h> | |
41 | #include <TH1F.h> | |
42 | #include <TH2F.h> | |
43 | #include <TProfile.h> | |
44 | #include <TArrayF.h> | |
45 | #include <TVector2.h> | |
46 | ||
47 | #include "AliJetReader.h" | |
48 | #include "AliJetReaderHeader.h" | |
7c6659fc | 49 | #include "AliAODJet.h" |
50 | #include "AliAODEvent.h" | |
51 | #include "AliJetFinder.h" | |
52 | ||
53 | #include "AliCdfJetFinder.h" | |
54 | #include "AliCdfJetHeader.h" | |
55 | ||
56 | ClassImp(AliCdfJetFinder) | |
57 | ||
58 | //______________________________________________________________________________ | |
59 | AliCdfJetFinder::AliCdfJetFinder(): | |
60 | AliJetFinder(), | |
61 | fHistos(0), | |
62 | fDebug(0), | |
63 | fFromAod(0), | |
64 | fAODwrite(0), | |
65 | fAODtracksWrite(0), | |
5cac8240 | 66 | fAnalyseJets(0), |
7c6659fc | 67 | fRefArr (NULL), |
68 | fNJets(-9999), | |
69 | fNPart(-9999), | |
70 | fRadius(0.7), | |
71 | fMinJetParticles(1), | |
72 | fJetPtCut(0.), | |
73 | fVectParticle(NULL), | |
74 | fVectJet(NULL), | |
75 | fPtArray(NULL), | |
76 | fIdxArray(NULL) | |
77 | { /* Constructor */ } | |
78 | ||
79 | //______________________________________________________________________________ | |
80 | AliCdfJetFinder::~AliCdfJetFinder() | |
81 | { | |
82 | // destructor | |
83 | } | |
84 | ||
85 | //______________________________________________________________________________ | |
86 | void AliCdfJetFinder::CreateOutputObjects(TList * const histos) | |
87 | { | |
88 | // Create the list of histograms. Only the list is owned. | |
89 | fHistos = histos; | |
90 | ||
91 | // gStyle->SetOptStat(11111111); | |
92 | ||
93 | TH1F *h1 = new TH1F ("histo1", "Pt distribution of jets", 200, 0,200); // 1GeV/bin | |
94 | h1->SetStats(kTRUE); | |
95 | h1->GetXaxis()->SetTitle("P_{T} of jets"); | |
96 | h1->GetYaxis()->SetTitle("Number of jets"); | |
97 | h1->GetXaxis()->SetTitleColor(1); | |
98 | h1->SetMarkerStyle(kFullCircle); | |
99 | fHistos->Add(h1); | |
100 | ||
101 | TH1F *h2 = new TH1F ("histo2", "Eta distribution of jets", 240, -1.2,1.2); // 1 unit of rapidity / 100 bin | |
102 | h2->SetStats(kTRUE); | |
103 | h2->GetXaxis()->SetTitle("Eta of jets"); | |
104 | h2->GetYaxis()->SetTitle("Number of jets"); | |
105 | h2->GetXaxis()->SetTitleColor(1); | |
106 | h2->SetMarkerStyle(kFullCircle); | |
107 | fHistos->Add(h2); | |
108 | ||
109 | TH1F *h3 = new TH1F ("histo3", "Phi distribution of jets", 400, -4,4); | |
110 | h3->SetStats(kTRUE); | |
111 | h3->GetXaxis()->SetTitle("Phi of jets"); | |
112 | h3->GetYaxis()->SetTitle("Number of jets"); | |
113 | h3->GetXaxis()->SetTitleColor(1); | |
114 | h3->SetMarkerStyle(kFullCircle); | |
115 | fHistos->Add(h3); | |
116 | ||
117 | TH1F *h4 = new TH1F ("histo4", "Multiplicity of jets", 40, 0,40); // 1 unit of multiplicity /bin | |
118 | h4->SetStats(kTRUE); | |
119 | h4->GetXaxis()->SetTitle("Particles in jets"); | |
120 | h4->GetYaxis()->SetTitle("Number of jets"); | |
121 | h4->GetXaxis()->SetTitleColor(1); | |
122 | h4->SetMarkerStyle(kFullCircle); | |
123 | fHistos->Add(h4); | |
124 | ||
125 | TH1F *h5 = new TH1F ("histo5", "Distribution of jets in events", 100, 0,100); | |
126 | h5->SetStats(kTRUE); | |
127 | h5->GetXaxis()->SetTitle("Number of jets"); | |
128 | h5->GetYaxis()->SetTitle("Number of events"); | |
129 | h5->GetXaxis()->SetTitleColor(1); | |
130 | h5->SetMarkerStyle(kFullCircle); | |
131 | fHistos->Add(h5); | |
132 | ||
133 | TH1F *h6 = new TH1F ("histo6", "Jet1 Charged Multiplicity Distribution", 30, 0,30); | |
134 | h6->SetStats(kTRUE); | |
135 | h6->GetXaxis()->SetTitle("N_{chg}"); | |
136 | h6->GetYaxis()->SetTitle("Number of jets"); | |
137 | h6->GetXaxis()->SetTitleColor(1); | |
138 | h6->SetMarkerStyle(kFullCircle); | |
139 | fHistos->Add(h6); | |
140 | ||
141 | TProfile * h7 = new TProfile ("histo7","N_{chg}(jet1) vs P_{T}(charged jet1)", 200, 0. ,200. , 0.,200. ) ; | |
142 | h7->SetStats(kTRUE); | |
143 | h7->GetXaxis()->SetTitle("P_{T} (charged jet1) (GeV/c)"); | |
144 | h7->GetYaxis()->SetTitle("<N_{chg}(jet1)> in 1 GeV/c bin"); | |
145 | h7->GetXaxis()->SetTitleColor(1); | |
146 | h7->SetMarkerStyle(kFullCircle); | |
147 | fHistos->Add(h7); | |
148 | ||
149 | TH1F *h8 = new TH1F ("histo8", "Charge momentum distribution for leading jet", 120, 0 , 1.2); | |
150 | h8->SetStats(kTRUE); | |
151 | h8->GetXaxis()->SetTitle("Jets"); | |
152 | h8->GetYaxis()->SetTitle("Particle distribution"); | |
153 | h8->GetXaxis()->SetTitleColor(1); | |
154 | h8->SetMarkerStyle(kFullCircle); | |
155 | fHistos->Add(h8); | |
156 | ||
157 | TProfile *h9 = new TProfile ("histo9", "N_{chg} vs the Azimuthal Angle from Charged Jet1", 50 , 0. , 180. , 0 , 20 ); | |
158 | h9->SetStats(kTRUE); | |
159 | h9->GetXaxis()->SetTitle("#Delta#phi (degrees)"); | |
160 | h9->GetYaxis()->SetTitle("<N_{chg}> in 3.6 degree bin"); | |
161 | h9->GetXaxis()->SetTitleColor(1); | |
162 | h9->SetMarkerStyle(kFullCircle); | |
163 | fHistos->Add(h9); | |
164 | ||
165 | TProfile *h10 = new TProfile ("histo10", "P_{T} sum vs the Azimuthal Angle from Charged Jet1", 50 , 0. , 180. , 0 , 100 ); | |
166 | h10->SetStats(kTRUE); | |
167 | h10->GetXaxis()->SetTitle("#Delta#phi (degrees)"); | |
168 | h10->GetYaxis()->SetTitle("<P_{T} sum> in 3.6 degree bin"); | |
169 | h10->GetXaxis()->SetTitleColor(1); | |
170 | h10->SetMarkerStyle(kFullCircle); | |
171 | fHistos->Add(h10); | |
172 | ||
173 | TH1F *h11 = new TH1F ("histo11", " \"Transverse\" Pt Distribution ", 70, 0 , 14); | |
174 | h11->SetStats(kTRUE); | |
175 | h11->GetXaxis()->SetTitle("P_{T} (GeV/c)"); | |
176 | h11->GetYaxis()->SetTitle("dN_{chg}/dP_{T} (1/GeV/c)"); | |
177 | h11->GetXaxis()->SetTitleColor(1); | |
178 | h11->SetMarkerStyle(kFullCircle); | |
179 | fHistos->Add(h11); | |
180 | ||
181 | TH1F *h20 = new TH1F ("histo20", "Distribution of R in leading jet", 400, 0.,4.); | |
182 | h20->SetStats(kTRUE); | |
183 | h20->GetXaxis()->SetTitle("R [formula]"); | |
184 | h20->GetYaxis()->SetTitle("dN/dR"); | |
185 | h20->GetXaxis()->SetTitleColor(1); | |
186 | h20->SetMarkerStyle(kFullCircle); | |
187 | fHistos->Add(h20); | |
188 | ||
189 | TProfile * h21 = new TProfile ("histo21","N_{chg}(in the event - including jet1) vs P_{T}(charged jet1)", 200, 0., 50. , 0., 30. ) ; | |
190 | h21->SetStats(kTRUE); | |
191 | h21->GetXaxis()->SetTitle("P_{T} (charged jet1) (GeV/c)"); | |
192 | h21->GetYaxis()->SetTitle("<N_{chg}(in the event - including jet1)> in 1 GeV/c bin"); | |
193 | h21->GetXaxis()->SetTitleColor(1); | |
194 | h21->SetMarkerStyle(kFullCircle); | |
195 | fHistos->Add(h21); | |
196 | ||
197 | TProfile * h22 = new TProfile ("histo22","PT_{sum}(in the event - including jet1) vs P_{T}(charged jet1)", 200, 0. , 50. , 0., 50. ) ; | |
198 | h22->SetStats(kTRUE); | |
199 | h22->GetXaxis()->SetTitle("P_{T} (charged jet1) (GeV/c)"); | |
200 | h22->GetYaxis()->SetTitle("<PT_{sum}(in the event - including jet1)> in 1 GeV/c bin"); | |
201 | h22->GetXaxis()->SetTitleColor(1); | |
202 | h22->SetMarkerStyle(kFullCircle); | |
203 | fHistos->Add(h22); | |
204 | ||
205 | TProfile * h21Toward = new TProfile ("histo21_toward","N_{chg}(in the event - including jet1) vs P_{T}(charged jet1)", 200, 0., 50. , 0., 12. ) ; | |
206 | h21Toward->SetStats(kTRUE); | |
207 | h21Toward->GetXaxis()->SetTitle("P_{T} (charged jet1) (GeV/c)"); | |
208 | h21Toward->GetYaxis()->SetTitle("<N_{chg}(in the event - including jet1)> in 1 GeV/c bin"); | |
209 | h21Toward->GetXaxis()->SetTitleColor(1); | |
210 | h21Toward->SetMarkerStyle(kFullCircle); | |
211 | fHistos->Add(h21Toward); | |
212 | ||
213 | TProfile * h21Transverse = new TProfile ("histo21_transverse","N_{chg}(in the event - including jet1) vs P_{T}(charged jet1)", 200, 0., 50. , 0., 12. ) ; | |
214 | h21Transverse->SetStats(kTRUE); | |
215 | h21Transverse->GetXaxis()->SetTitle("P_{T} (charged jet1) (GeV/c)"); | |
216 | h21Transverse->GetYaxis()->SetTitle("<N_{chg}(in the event - including jet1)> in 1 GeV/c bin"); | |
217 | h21Transverse->GetXaxis()->SetTitleColor(1); | |
218 | h21Transverse->SetMarkerStyle(kFullCircle); | |
219 | fHistos->Add(h21Transverse); | |
220 | ||
221 | TProfile * h21Away = new TProfile ("histo21_away","N_{chg}(in the event - including jet1) vs P_{T}(charged jet1)", 200, 0., 50. , 0., 12. ) ; | |
222 | h21Away->SetStats(kTRUE); | |
223 | h21Away->GetXaxis()->SetTitle("P_{T} (charged jet1) (GeV/c)"); | |
224 | h21Away->GetYaxis()->SetTitle("<N_{chg}(in the event - including jet1)> in 1 GeV/c bin"); | |
225 | h21Away->GetXaxis()->SetTitleColor(1); | |
226 | h21Away->SetMarkerStyle(kFullCircle); | |
227 | fHistos->Add(h21Away); | |
228 | ||
229 | TProfile * h22Toward = new TProfile ("histo22_toward","PT_{sum}(in the event - including jet1) vs P_{T}(charged jet1)", 200, 0. , 50. , 0., 50. ) ; | |
230 | h22Toward->SetStats(kTRUE); | |
231 | h22Toward->GetXaxis()->SetTitle("P_{T} (charged jet1) (GeV/c)"); | |
232 | h22Toward->GetYaxis()->SetTitle("<PT_{sum}(in the event - including jet1)> in 1 GeV/c bin"); | |
233 | h22Toward->GetXaxis()->SetTitleColor(1); | |
234 | h22Toward->SetMarkerStyle(kFullCircle); | |
235 | fHistos->Add(h22Toward); | |
236 | ||
237 | TProfile * h22Transverse = new TProfile ("histo22_transverse","PT_{sum}(in the event - including jet1) vs P_{T}(charged jet1)", 200, 0. , 50. , 0., 50. ) ; | |
238 | h22Transverse->SetStats(kTRUE); | |
239 | h22Transverse->GetXaxis()->SetTitle("P_{T} (charged jet1) (GeV/c)"); | |
240 | h22Transverse->GetYaxis()->SetTitle("<PT_{sum}(in the event - including jet1)> in 1 GeV/c bin"); | |
241 | h22Transverse->GetXaxis()->SetTitleColor(1); | |
242 | h22Transverse->SetMarkerStyle(kFullCircle); | |
243 | fHistos->Add(h22Transverse); | |
244 | ||
245 | TProfile * h22Away = new TProfile ("histo22_away","PT_{sum}(in the event - including jet1) vs P_{T}(charged jet1)", 200, 0. , 50. , 0., 50. ) ; | |
246 | h22Away->SetStats(kTRUE); | |
247 | h22Away->GetXaxis()->SetTitle("P_{T} (charged jet1) (GeV/c)"); | |
248 | h22Away->GetYaxis()->SetTitle("<PT_{sum}(in the event - including jet1)> in 1 GeV/c bin"); | |
249 | h22Away->GetXaxis()->SetTitleColor(1); | |
250 | h22Away->SetMarkerStyle(kFullCircle); | |
251 | fHistos->Add(h22Away); | |
252 | ||
253 | TH1F *h23Toward = new TH1F ("histo23_toward","'Toward' Pt Distribution of charged particles", 200, 0., 14.); | |
254 | h23Toward->SetStats(kTRUE); | |
255 | h23Toward->GetXaxis()->SetTitle("P_{T} (charged) (GeV/c)"); | |
256 | h23Toward->GetYaxis()->SetTitle("dN_{chg}/dP_{T} (1/GeV/c)"); | |
257 | h23Toward->GetXaxis()->SetTitleColor(1); | |
258 | h23Toward->SetMarkerStyle(kFullCircle); | |
259 | fHistos->Add(h23Toward); | |
260 | ||
261 | TH1F *h23Transverse = new TH1F ("histo23_transverse","'Transverse' Pt Distribution of charged particles", 200, 0., 14.); | |
262 | h23Transverse->SetStats(kTRUE); | |
263 | h23Transverse->GetXaxis()->SetTitle("P_{T} (charged) (GeV/c)"); | |
264 | h23Transverse->GetYaxis()->SetTitle("dN_{chg}/dP_{T} (1/GeV/c)"); | |
265 | h23Transverse->GetXaxis()->SetTitleColor(1); | |
266 | h23Transverse->SetMarkerStyle(kFullCircle); | |
267 | fHistos->Add(h23Transverse); | |
268 | ||
269 | TH1F *h23Away = new TH1F ("histo23_away","'Away' Pt Distribution of charged particles", 200, 0., 14.); | |
270 | h23Away->SetStats(kTRUE); | |
271 | h23Away->GetXaxis()->SetTitle("P_{T} (charged) (GeV/c)"); | |
272 | h23Away->GetYaxis()->SetTitle("dN_{chg}/dP_{T} (1/GeV/c)"); | |
273 | h23Away->GetXaxis()->SetTitleColor(1); | |
274 | h23Away->SetMarkerStyle(kFullCircle); | |
275 | fHistos->Add(h23Away); | |
276 | ||
277 | TProfile * h24 = new TProfile ("histo24","Jet1 Size vs P_{T}(charged jet1)", 200, 0., 50. , 0., 0.5) ; | |
278 | h24->SetStats(kTRUE); | |
279 | h24->GetXaxis()->SetTitle("P_{T} (charged jet1) (GeV/c)"); | |
280 | h24->GetYaxis()->SetTitle("<R(chgjet1)> in 1 GeV/c bin"); | |
281 | h24->GetXaxis()->SetTitleColor(1); | |
282 | h24->SetMarkerStyle(kFullCircle); | |
283 | fHistos->Add(h24); | |
284 | ||
285 | TProfile * h25 = new TProfile ("histo25","Jet1 Size vs P_{T}(charged jet1)", 200, 0., 50. , 0., 0.5) ; | |
286 | h25->SetStats(kTRUE); | |
287 | h25->GetXaxis()->SetTitle("P_{T} (charged jet1) (GeV/c)"); | |
288 | h25->GetYaxis()->SetTitle("<R(chgjet1)> in 1 GeV/c bin"); | |
289 | h25->GetXaxis()->SetTitleColor(1); | |
290 | h25->SetMarkerStyle(kFullCircle); | |
291 | fHistos->Add(h25); | |
292 | ||
293 | TProfile *h26 = new TProfile ("histo26", "N_{chg} vs the Distance R from Charged Jet1", 30, 0., 0.6, 0., 0.8); | |
294 | h26->SetStats(kTRUE); | |
295 | h26->GetXaxis()->SetTitle("Distance R"); | |
296 | h26->GetYaxis()->SetTitle("<N_{chg}> in 0.02 bin"); | |
297 | h26->GetXaxis()->SetTitleColor(1); | |
298 | h26->SetMarkerStyle(kFullCircle); | |
299 | fHistos->Add(h26); | |
300 | ||
301 | TProfile *h27 = new TProfile ("histo27", "N_{chg} vs the Distance R from Charged Jet1", 30, 0., 0.6, 0., 0.8); | |
302 | h27->SetStats(kTRUE); | |
303 | h27->GetXaxis()->SetTitle("Distance R"); | |
304 | h27->GetYaxis()->SetTitle("<N_{chg}> in 0.02 bin"); | |
305 | h27->GetXaxis()->SetTitleColor(1); | |
306 | h27->SetMarkerStyle(kFullCircle); | |
307 | fHistos->Add(h27); | |
308 | ||
309 | TProfile *h28 = new TProfile ("histo28", "PT_{sum} vs the Distance R from Charged Jet1", 30, 0., 0.6, 0.01, 10.); | |
310 | h28->SetStats(kTRUE); | |
311 | h28->GetXaxis()->SetTitle("Distance R"); | |
312 | h28->GetYaxis()->SetTitle("<PT_{sum} (GeV/c)> in 0.02 bin"); | |
313 | h28->GetXaxis()->SetTitleColor(1); | |
314 | h28->SetMarkerStyle(kFullCircle); | |
315 | fHistos->Add(h28); | |
316 | ||
317 | TProfile *h29 = new TProfile ("histo29", "PT_{sum} vs the Distance R from Charged Jet1", 30, 0., 0.6, 0.01, 10.); | |
318 | h29->SetStats(kTRUE); | |
319 | h29->GetXaxis()->SetTitle("Distance R"); | |
320 | h29->GetYaxis()->SetTitle("<PT_{sum} (GeV/c)> in 0.02 bin"); | |
321 | h29->GetXaxis()->SetTitleColor(1); | |
322 | h29->SetMarkerStyle(kFullCircle); | |
323 | fHistos->Add(h29); | |
324 | ||
325 | } | |
326 | ||
327 | //______________________________________________________________________________ | |
328 | void AliCdfJetFinder::FindJets() | |
329 | { | |
330 | // Jet Algorithm: | |
331 | // * Order all charged particles according to their PT. | |
332 | // * Start with the highest PT particle and include in the "jet" all particles within the "radius" R = 0.7 | |
333 | // (considering each particle in the order of decreasing PT and recalculating the centroid of the jet after | |
334 | // each new particle is added to the jet). | |
335 | // * Go to the next highest PT particle (not already included in a jet) and include in the "jet" all particles | |
336 | // (not already included in a jet) within the radius R =0.7. | |
337 | // * Continue until all particles are in a "jet". | |
338 | ||
339 | AliCdfJetHeader *header = (AliCdfJetHeader*)fHeader; | |
340 | ||
341 | if (header) | |
342 | { | |
343 | fDebug = header->IsDebugCDF(); | |
344 | fAODwrite = header->IsAODwrite() ; // write jets to AOD | |
345 | fAODtracksWrite = header->IsAODtracksWrite() ; // write jet tracks to AOD | |
346 | fRadius = header->GetRadius(); // get Radius from jet finder header | |
347 | fMinJetParticles = header->GetMinPartJet (); // get minimum multiplicity of an jet | |
348 | fJetPtCut = header->GetJetPtCut (); // get minimum of jet pt | |
349 | } | |
350 | else | |
351 | { cout << "Header not found" << endl; return; } | |
352 | ||
353 | if (fAODwrite) | |
354 | { | |
355 | fFromAod = !strcmp(fReader->ClassName(),"AliJetAODReader"); | |
356 | if (fFromAod) { fRefArr = fReader->GetReferences(); } | |
357 | } | |
358 | ||
359 | InitData(); | |
360 | ||
361 | if (!fNPart) { if (fDebug) {cout << "entries = 0 ; Event empty !!!" << endl ;} return; } // if event empty then exit | |
362 | ||
363 | FindCones(); | |
364 | ||
365 | ComputeConesWeight(); | |
366 | ||
367 | if (fAODwrite) { cout << "Writing AOD" << endl ; WriteJets(); } | |
368 | ||
5cac8240 | 369 | if (fAnalyseJets) AnalizeJets(); |
7c6659fc | 370 | |
371 | Clean(); | |
372 | ||
373 | } | |
374 | ||
375 | //______________________________________________________________________________ | |
376 | void AliCdfJetFinder::InitData() | |
377 | { | |
378 | // initialisation of variables and data members | |
379 | ||
380 | TClonesArray * vectArray = fReader->GetMomentumArray() ; | |
5cac8240 | 381 | if ( vectArray == 0 ) { cout << "Could not get the momentum array" << endl; return; } |
7c6659fc | 382 | |
383 | fNPart = vectArray->GetEntries() ; // n particles in this event; | |
384 | ||
385 | if ( fNPart == 0 ) { return ; } // if event empty then exit | |
386 | ||
7c6659fc | 387 | fVectParticle = new varContainer* [fNPart]; // container for Particles |
388 | ||
389 | fPtArray = new Double_t [fNPart] ; // momentum array | |
390 | fIdxArray = new Int_t [fNPart] ; // index array of sorted pts | |
391 | ||
392 | // initialisation of momentum and index arrays | |
393 | for ( Int_t i = 0 ; i < fNPart ; i++ ) | |
394 | {// SORTING STEP :: fPtArray with data from TClonesArray of TLorentzVector | |
395 | TLorentzVector * lv = (TLorentzVector*) vectArray->At(i); | |
396 | ||
397 | // INITIALISATION of local arrays for temporary storage | |
398 | varContainer *aParticle = new varContainer; | |
399 | aParticle->pt = lv->Pt(); | |
400 | aParticle->eta = lv->Eta(); | |
401 | aParticle->phi = TVector2::Phi_mpi_pi ( lv->Phi() ); // normalize to -pi,pi | |
402 | aParticle->njet = -999; | |
403 | ||
404 | fVectParticle[i] = aParticle; // vector of Particles | |
405 | ||
406 | // initializing arrays | |
407 | fIdxArray [i] = -999 ; | |
408 | fPtArray [i] = aParticle->pt ; | |
409 | } | |
410 | ||
411 | TMath::Sort ( fNPart, fPtArray, fIdxArray ) ; // get a sorted array of indexes with TClonesArray.Size() | |
412 | ||
413 | } | |
414 | ||
415 | ||
416 | //______________________________________________________________________________ | |
417 | void AliCdfJetFinder::FindCones() | |
418 | { | |
419 | // parsing of particles in event and estlabish jets (label them with jet index) | |
420 | ||
421 | Double_t ptSeed = 0. , etaSeed = 0. , phiSeed = 0. ; // leading particle params | |
422 | Double_t pttmp = 0. , etatmp = 0. , phitmp = 0. ; // temporary variables to be used in various calculations | |
423 | Double_t deta = 0. , dphi = 0. , dcomputed = 0. ; | |
424 | Bool_t injet = 0 ; | |
425 | ||
426 | fNJets = -1 ; // n jets in this event | |
427 | Int_t idxPtSort = -1 ; // index of array of sorted pt indexes | |
428 | ||
429 | if (fDebug) { cout << "\n\n\n\n\n\n------------------\nBegin Event Analysis\n------------------\n\n" << endl ;} | |
430 | ||
2703efb8 | 431 | if(fDebug)cout << "fNPart = " << fNPart << endl; |
7c6659fc | 432 | |
433 | TBits lkupTable ( fNPart ) ; // bit container ; 1-to-1 corespondence with fIdxArray | |
434 | ||
435 | while ( lkupTable.CountBits() != (UInt_t)fNPart ) | |
436 | { // loop over particles in event until all flags are set | |
437 | UInt_t firstnonflagged = lkupTable.FirstNullBit() ; // set the index to the first NON flagged bit ; less conditions | |
438 | ||
2703efb8 | 439 | if(fDebug)cout << "\n\nfirst_non_flagged : " << firstnonflagged << endl; |
7c6659fc | 440 | |
441 | ++fNJets; // incrementing the jet counter | |
442 | if (fDebug) { printf("JET %d \n", fNJets); } | |
443 | ||
444 | ptSeed = 0. ; etaSeed = 0. ; phiSeed = 0. ; // reseting leading particle params | |
445 | ||
446 | for ( UInt_t ipart = firstnonflagged ; ipart < (UInt_t)fNPart ; ipart++ ) | |
447 | {// iteration over particles in event | |
448 | // the loop is done over sorted array of pt | |
449 | idxPtSort = fIdxArray[ipart] ; // index of particle ! fIdxArray is an index list pt sorted | |
450 | ||
451 | if ( lkupTable.TestBitNumber(ipart) ) { continue; } // if 4vector is already flagged skip it | |
452 | ||
453 | //init computed and used vars | |
454 | pttmp = 0. ; etatmp = 0. ; phitmp = 0. ; | |
455 | deta = 0. ; dphi = 0. ; dcomputed = 0. ; injet = 0 ; | |
456 | ||
457 | //taking info from fVectParticle ; | |
458 | pttmp = fVectParticle[idxPtSort]->pt ; | |
459 | etatmp = fVectParticle[idxPtSort]->eta ; | |
460 | phitmp = fVectParticle[idxPtSort]->phi ; | |
461 | ||
462 | if ( ipart == firstnonflagged ) | |
463 | {// this is first particle in event; leading particle | |
464 | // begin the search around this particle in a fRadius | |
465 | ||
466 | // CENTRE OF THE JET | |
467 | ptSeed = pttmp ; etaSeed = etatmp ; phiSeed = phitmp ; // seeding the jet with first particle idxPtSort | |
468 | ||
469 | lkupTable.SetBitNumber ( ipart ) ; // flag the index of particle in lkup_table | |
470 | fVectParticle[idxPtSort]->njet = fNJets ; // associate particle with current jet number | |
471 | ||
472 | if (fDebug) { printf("\nLeading particle :: particle index = %d ; at sorted index %d ; in jet %d \n", idxPtSort, ipart, fNJets); } | |
473 | if (fDebug) { printf("pt= %g ; eta= %g ; phi = %g \n", pttmp, etatmp, phitmp) ; } | |
474 | if (fDebug) { lkupTable.Print() ;} | |
475 | ||
476 | continue ; // skip to next particle | |
477 | } | |
478 | ||
479 | // condition to be in jet | |
480 | deta = etatmp - etaSeed ; | |
481 | dphi = TVector2::Phi_mpi_pi (phitmp - phiSeed) ; // computing dphi and normalizing to (0,2pi) interval in one step | |
482 | ||
483 | dcomputed = TMath::Hypot(deta, dphi) ; // Distance(fRadius) to (eta,phi) seed | |
484 | ||
485 | injet = ( ( fRadius - dcomputed ) >= 0.000000001 ) ? 1 : 0 ; // if r_computed is within jet_r in_jet == 1 else 0 | |
486 | ||
487 | if ( injet ) | |
488 | { // calculus of jet variables | |
489 | lkupTable.SetBitNumber ( ipart ) ; // flag the index of particle in lkup_table | |
490 | fVectParticle[idxPtSort]->njet = fNJets ; // setting in particle list the associated jet | |
491 | ||
492 | if (fDebug) { printf("\njet particle :: particle index = %d ; at sorted index %d ; in jet %d ; found at radius %g ; \n", idxPtSort, ipart, fNJets, dcomputed); } | |
493 | if (fDebug) { printf("pt= %g ; eta= %g ; phi = %g \n", pttmp, etatmp, phitmp) ; } | |
494 | if (fDebug) { lkupTable.Print() ;} | |
495 | ||
496 | continue ; // skip to next particle | |
497 | } | |
498 | ||
499 | } | |
500 | // end of iteration over event; one jet definition of content ; jet parameters to be computed later | |
501 | } | |
502 | } | |
503 | ||
504 | ||
505 | //______________________________________________________________________________ | |
506 | void AliCdfJetFinder::ComputeConesWeight() | |
507 | { | |
508 | // computing of jets Pt, Eta and Phi (centre of weight in (eta,phi) plane) | |
509 | // rescan the vector of particles by identify them by asociate jet number for computing of weight centre | |
510 | ||
511 | // JET CONTAINER | |
512 | fVectJet = new varContainer* [fNJets]; // container for Jets | |
513 | ||
514 | Double_t ptJet, ptJet2 , etaJet , phiJet ; Int_t npartJet ; | |
515 | Double_t pttmp = 0. , etatmp = 0. , phitmp = 0. ; // temporary variables to be used in various calculations | |
516 | Int_t idxPtSort = -999 ; // index of array of sorted pt indexes | |
517 | ||
518 | for( Int_t jet = 0 ; jet < fNJets ; jet++ ) | |
519 | { | |
520 | if (fDebug) { printf("\n\n--- Computing weight of Jet %d \n", jet ); } | |
521 | npartJet = 0 ; ptJet = 0. ; etaJet = 0. ; phiJet = 0. ; // reset variables for a new computation | |
522 | ||
523 | for ( Int_t ipart = 0 ; ipart < fNPart ; ipart++ ) | |
524 | {// iteration over particles in event | |
525 | // the loop is done over sorted array of pt | |
526 | idxPtSort = fIdxArray[ipart] ; // index of particle ! fIdxArray is an index list pt sorted | |
527 | ||
528 | if ( fVectParticle[idxPtSort]->njet == jet ) | |
529 | { | |
530 | ++npartJet; // incrementing the counter of jet particles | |
531 | ||
532 | //taking info from fVectParticle ; | |
533 | pttmp = fVectParticle[idxPtSort]->pt ; | |
534 | etatmp = fVectParticle[idxPtSort]->eta ; | |
535 | phitmp = TVector2::Phi_mpi_pi (fVectParticle[idxPtSort]->phi) ; | |
536 | ||
537 | // jet_new_angular_coordinate = jet_old_angular_coordinate * jet_old_pt / jet_new_pt + | |
538 | // part[i]_angular_coordinate * part[i]_pt/jet_new_pt | |
539 | ||
540 | ptJet2 = ptJet + pttmp ; | |
541 | ||
542 | etaJet = etaJet * ptJet / ptJet2 + etatmp * pttmp / ptJet2 ; | |
543 | phiJet = phiJet * ptJet / ptJet2 + phitmp * pttmp / ptJet2 ; | |
544 | ||
545 | ptJet = ptJet2 ; | |
546 | ||
547 | } | |
548 | // add a particle and recalculation of centroid | |
549 | } | |
550 | // end of 1 jet computation | |
551 | ||
552 | varContainer *aJet = new varContainer; // Jet container | |
553 | aJet->pt = ptJet; aJet->eta = etaJet; aJet->phi = phiJet; aJet->njet = npartJet; // setting jet vars in container | |
554 | fVectJet[jet] = aJet; // store the number of the jet(fNJets) and increment afterwards | |
555 | ||
556 | if (fDebug) { printf ("=== current jet %d : npartjet= %d ; pt_jet= %g ; eta_jet = %g ; phi_jet = %g \n\n\n", | |
557 | jet, npartJet, ptJet, etaJet, phiJet ) ; } | |
558 | ||
559 | } | |
560 | //end loop over jets | |
561 | ||
562 | } | |
563 | ||
564 | ||
565 | //______________________________________________________________________________ | |
566 | void AliCdfJetFinder::WriteJets() | |
567 | { | |
568 | // Writing AOD jets and AOD tracks | |
569 | ||
570 | for( Int_t jetnr = 0 ; jetnr < fNJets ; jetnr++ ) | |
571 | { | |
572 | Double_t pt = 0., eta = 0., phi = 0., // jet variables | |
573 | px = 0., py = 0., pz = 0., en = 0.; // convert to 4-vector | |
574 | pt = fVectJet[ jetnr ]->pt ; // pt of jet | |
575 | eta = fVectJet[ jetnr ]->eta ; // eta of jet | |
576 | phi = fVectJet[ jetnr ]->phi ; // phi of jet | |
577 | ||
578 | px = pt * TMath::Cos ( phi ) ; | |
579 | py = pt * TMath::Sin ( phi ) ; | |
580 | pz = pt / TMath::Tan ( 2.0 * TMath::ATan ( TMath::Exp ( -eta ) ) ) ; | |
581 | en = TMath::Sqrt ( px * px + py * py + pz * pz ); | |
582 | ||
583 | AliAODJet jet (px, py, pz, en); | |
5cac8240 | 584 | |
7c6659fc | 585 | |
586 | if (fDebug) jet.Print(""); | |
587 | ||
588 | if (fFromAod && fAODtracksWrite) | |
5cac8240 | 589 | { |
590 | for ( Int_t jetTrack = 0; jetTrack < fNPart; jetTrack++ ) | |
7c6659fc | 591 | { if ( fVectParticle[jetTrack]->njet == jetnr ) { jet.AddTrack(fRefArr->At(jetTrack)) ; } } |
5cac8240 | 592 | } |
593 | // tracks REFs written in AOD | |
594 | AddJet(jet); | |
7c6659fc | 595 | } |
596 | //jets vector parsed and written to AOD | |
597 | } | |
598 | ||
599 | ||
600 | //______________________________________________________________________________ | |
601 | void AliCdfJetFinder::AnalizeJets() | |
602 | { | |
603 | // analyzing of jets and filling of histograms | |
604 | ||
5cac8240 | 605 | const Double_t kPI = TMath::Pi(); |
606 | ||
7c6659fc | 607 | //persistent pointer to histo20 |
608 | TH1F *hR = (TH1F*)fHistos->FindObject("histo20"); | |
609 | ||
610 | Int_t *jetsptidx = 0; // sorted array of jets pt | |
611 | Double_t *jetspt = 0; // array of jets pts | |
612 | Int_t leadingjetindex = -1 ; // index of leading jet from fVectJet | |
613 | Int_t partleadjet = 0 ; // number of particles in leading jet | |
614 | Double_t ptleadjet = 0. ; // pt of leading jet | |
615 | Double_t etaleadjet = 0. ; // eta of leading jet | |
616 | Double_t phileadjet = 0. ; // phi of leading jet | |
617 | ||
618 | jetsptidx = new Int_t [fNJets] ; | |
619 | jetspt = new Double_t [fNJets] ; | |
620 | ||
621 | //________________________________________________________________________________________ | |
622 | // Jet sorting and finding the leading jet that coresponds to cuts in pt and multiplicity | |
623 | //________________________________________________________________________________________ | |
624 | ||
625 | // filing the idx_ptjets array | |
626 | if (fDebug) printf("List of unsorted jets:\n"); | |
627 | for( Int_t i = 0 ; i < fNJets ; i++ ) | |
628 | { | |
629 | jetsptidx [i] = 0 ; | |
630 | jetspt [i] = fVectJet[i]->pt ; | |
631 | if (fDebug) { cout << " jet found: " << i << " npartjet=" << fVectJet[i]->njet << " ; jets_pt = " << jetspt[i] << endl; } | |
632 | } | |
633 | ||
634 | TMath::Sort ( fNJets, jetspt , jetsptidx ) ; // sorting pt of jets | |
635 | ||
636 | // selection of leading jet | |
637 | // looping over jets searching for __first__ one that coresponds to cuts | |
638 | for( Int_t i = 0 ; i < fNJets ; i++ ) | |
639 | { | |
640 | if ( ( fVectJet[ jetsptidx[i] ]->njet >= fMinJetParticles ) && ( fVectJet[ jetsptidx[i] ]->pt >= fJetPtCut ) ) | |
641 | { | |
642 | leadingjetindex = jetsptidx[i] ; | |
643 | partleadjet = fVectJet[ leadingjetindex ]->njet ; // number of particles in leading jet | |
644 | ptleadjet = fVectJet[ leadingjetindex ]->pt ; // pt of leading jet | |
645 | etaleadjet = fVectJet[ leadingjetindex ]->eta ; // eta of leading jet | |
646 | phileadjet = fVectJet[ leadingjetindex ]->phi ; // phi of leading jet | |
647 | ||
648 | if (fDebug) | |
649 | { printf("Leading jet %d : npart= %d ; pt= %g ; eta = %g ; phi = %g \n", leadingjetindex, partleadjet, ptleadjet, etaleadjet, phileadjet ); } | |
650 | ||
651 | break ; | |
652 | } | |
653 | } | |
654 | // end of selection of leading jet | |
655 | ||
656 | ||
657 | ||
658 | ////////////////////////////////////////////////// | |
659 | //// Computing of values used in histograms | |
660 | ////////////////////////////////////////////////// | |
661 | ||
662 | //___________________________________________________________________________ | |
663 | // pt_sum of all particles in event | |
664 | //___________________________________________________________________________ | |
665 | cout << "Computing sum of pt in event" << endl ; | |
666 | Double_t ptsumevent = 0.; | |
667 | for ( Int_t i = 0 ; i< fNPart ; i++ ) { ptsumevent += fVectParticle[i]->pt ; } | |
668 | printf ("Sum of all Pt in event : pt_sum_event = %g", ptsumevent) ; | |
669 | ||
670 | //___________________________________________________________________________ | |
671 | // Filling an array with indexes of leading jet particles | |
672 | //___________________________________________________________________________ | |
673 | Int_t * idxpartLJ = new Int_t [partleadjet] ; | |
674 | Int_t counterpartleadjet = 0; | |
675 | ||
676 | cout << "Filling an array with indexes of leading jet particles" << endl; | |
677 | ||
678 | for( Int_t i = 0 ; i < fNPart ; i++ ) | |
679 | { | |
680 | if ( fVectParticle[i]->njet == leadingjetindex ) | |
681 | { idxpartLJ[counterpartleadjet++] = i ; } | |
682 | } | |
683 | ||
684 | if ( (counterpartleadjet-1) > partleadjet ) { cout << " Counter_part_lead_jet > part_leadjet !!!!" << endl;} | |
685 | ||
686 | ||
687 | //___________________________________________________________________________ | |
688 | // Calculus of part distribution in leading jet | |
689 | //___________________________________________________________________________ | |
690 | Double_t z = 0. ; | |
691 | Double_t *zpartljet = new Double_t [ partleadjet ] ; // array of z of particles in leading jet | |
692 | ||
693 | cout << "Entering loop of calculus of part distribution in leading jet" << endl ; | |
694 | ||
695 | for( Int_t j = 0 ; j < partleadjet ; j++ ) | |
696 | { | |
697 | Double_t zj = fVectParticle[idxpartLJ[j]]->pt ; | |
698 | z = zj / ptleadjet ; | |
699 | zpartljet [j] = z ; | |
700 | cout << "idx_leadjet_part[j] = " << idxpartLJ[j] | |
701 | << " p of particle = " << zj | |
702 | << " pt lead jet = " << ptleadjet | |
703 | << " Z = " << z << endl; | |
704 | } | |
705 | ||
706 | ||
707 | //___________________________________________________________________________ | |
708 | // array of delta phi's between phi of particles and leading jet phi | |
709 | //___________________________________________________________________________ | |
710 | cout << "array of delta phi's between phi of particles and leading jet phi" << endl; | |
711 | Double_t dphipartLJ = 0. ; | |
712 | Double_t *dphipartljet = new Double_t [fNPart]; | |
713 | for( Int_t part = 0 ; part < fNPart ; part++ ) | |
714 | { | |
715 | dphipartLJ = fVectParticle[part]->phi - phileadjet ; | |
716 | dphipartLJ = TVector2::Phi_mpi_pi (dphipartLJ) ; // restrict the delta phi to (-pi,pi) interval | |
717 | dphipartljet [part] = dphipartLJ ; | |
718 | printf("part= %d ; dphi_partLJ = %g \n", part, dphipartLJ ); | |
719 | } | |
720 | ||
721 | ||
722 | //______________________________________________________________________________ | |
723 | // Pt distribution for all particles | |
724 | //______________________________________________________________________________ | |
725 | TH1F * hpt = (TH1F*)fHistos->FindObject("histo11"); | |
726 | if ( hpt ) { for ( Int_t i = 0 ; i < fNPart ; i++ ) { hpt->Fill( fVectParticle[i]->pt ); } } | |
727 | ||
728 | //___________________________________________________________________________ | |
729 | // Recomputing of radius of particles in leading jet | |
730 | //___________________________________________________________________________ | |
731 | if (fDebug) { printf(" Searching particles with jet index %d\n", leadingjetindex); } | |
732 | ||
733 | Double_t ddeta = 0. , ddphi = 0. , rpart = 0. ; | |
734 | ||
735 | for( Int_t j = 0 ; j < partleadjet ; j++ ) | |
736 | { | |
737 | ddeta = etaleadjet - fVectParticle[idxpartLJ[j]]->eta; | |
738 | ||
739 | Double_t phitmp = fVectParticle[idxpartLJ[j]]->phi ; | |
740 | ||
741 | ddphi = TVector2::Phi_mpi_pi ( phileadjet - phitmp ) ; // restrict the delta phi to (-pi,pi) interval | |
742 | ||
743 | rpart = TMath::Hypot (ddeta, ddphi) ; | |
744 | ||
745 | printf ("Particle %d with Re-Computed radius = %f ", idxpartLJ[j], rpart) ; | |
746 | if ( (rpart - fRadius) >= 0.00000001 ) | |
747 | { printf (" bigger than selected radius of %f\n", fRadius ); } | |
748 | else | |
749 | { printf ("\n") ; } | |
750 | ||
751 | if (hR) hR->Fill(rpart); | |
752 | ||
753 | } | |
754 | ||
755 | ||
756 | ||
757 | //_______________________________________________________________________ | |
758 | // Computing of radius that contain 80% of Leading Jet ( PT and multiplicity ) | |
759 | //_______________________________________________________________________ | |
760 | Double_t corepartleadjet = 0.8 * partleadjet ; | |
761 | Double_t coreptleadjet = 0.8 * ptleadjet ; | |
762 | Int_t countercorepart = 0 ; | |
763 | Double_t countercorept = 0. ; | |
764 | Int_t sortedindex = -1 ; | |
765 | ||
766 | TProfile * hprof24 = (TProfile*)fHistos->FindObject("histo24"); | |
767 | TProfile * hprof25 = (TProfile*)fHistos->FindObject("histo25"); | |
768 | ||
769 | TProfile * hprof26 = (TProfile*)fHistos->FindObject("histo26"); | |
770 | TProfile * hprof27 = (TProfile*)fHistos->FindObject("histo27"); | |
771 | TProfile * hprof28 = (TProfile*)fHistos->FindObject("histo28"); | |
772 | TProfile * hprof29 = (TProfile*)fHistos->FindObject("histo29"); | |
773 | ||
774 | ||
775 | if ((hprof24) && (hprof25) && (hprof26) && (hprof27) && (hprof28) && (hprof29) ) | |
776 | { | |
777 | for( Int_t part = 0 ; part < fNPart ; part++ ) | |
778 | { | |
779 | Double_t pttmp = 0. ; Double_t etatmp = 0. ; Double_t phitmp = 0. ; // temporary variables | |
780 | Double_t dpart = 0. ; | |
781 | sortedindex = fIdxArray[part] ; | |
782 | ||
783 | if ( fVectParticle [ sortedindex ]->njet == leadingjetindex ) | |
784 | { | |
785 | pttmp = fVectParticle[sortedindex]->pt ; | |
786 | etatmp = fVectParticle[sortedindex]->eta ; | |
787 | phitmp = fVectParticle[sortedindex]->phi ; | |
788 | ||
789 | ++countercorepart ; | |
790 | countercorept += pttmp ; | |
791 | ||
792 | dpart = TMath::Hypot ( etaleadjet - etatmp, TVector2::Phi_mpi_pi (phileadjet - phitmp) ) ; | |
793 | ||
794 | if ( countercorepart <= corepartleadjet ) { hprof24->Fill(ptleadjet, dpart); } | |
795 | if ( countercorept <= coreptleadjet ) { hprof25->Fill(ptleadjet, dpart); } | |
796 | ||
797 | if (ptleadjet > 5.) { hprof26->Fill(dpart, countercorepart); hprof28->Fill(dpart, countercorept); } | |
798 | if (ptleadjet > 30.) { hprof27->Fill(dpart, countercorepart); hprof29->Fill(dpart, countercorept); } | |
799 | ||
800 | } | |
801 | } | |
802 | } | |
803 | ||
804 | TH1F *hjetpt = (TH1F*)fHistos->FindObject("histo1"); | |
805 | TH1F *hjeteta = (TH1F*)fHistos->FindObject("histo2"); | |
806 | TH1F *hjetphi = (TH1F*)fHistos->FindObject("histo3"); | |
807 | TH1F *hjetnjet = (TH1F*)fHistos->FindObject("histo4"); | |
808 | ||
809 | for( Int_t jet = 0 ; jet < fNJets ; jet++ ) | |
810 | { | |
811 | if (hjetpt) hjetpt ->Fill ( fVectJet[jet]->pt ) ; | |
812 | if (hjeteta) hjeteta ->Fill ( fVectJet[jet]->eta ) ; | |
813 | if (hjetphi) hjetphi ->Fill ( fVectJet[jet]->phi ) ; | |
814 | if (hjetnjet) hjetnjet ->Fill ( fVectJet[jet]->njet ) ; | |
815 | } | |
816 | ||
817 | TH1F *hjets = (TH1F*)fHistos->FindObject("histo5"); | |
818 | if (hjets) hjets->Fill(fNJets); | |
819 | ||
820 | TH1F *hleadpart = (TH1F*)fHistos->FindObject("histo6"); | |
821 | if (hleadpart) hleadpart->Fill(partleadjet); | |
822 | ||
823 | TProfile * hprof = (TProfile*)fHistos->FindObject("histo7"); | |
824 | if (hprof) hprof->Fill(ptleadjet,partleadjet); | |
825 | ||
826 | TH1F *hMD = (TH1F*)fHistos->FindObject("histo8"); | |
827 | for( Int_t k = 0 ; k < partleadjet ; k++) | |
828 | { hMD->Fill( zpartljet[k] ); } | |
829 | ||
830 | TProfile * hphi = (TProfile*)fHistos->FindObject("histo9"); | |
831 | for( Int_t k = 0 ; k < partleadjet ; k++) | |
832 | { hphi->Fill( TMath::RadToDeg() * dphipartljet [k] , fNPart ) ; } | |
833 | ||
834 | TProfile * htpd = (TProfile*)fHistos->FindObject("histo10"); | |
835 | for( Int_t k = 0 ; k < fNPart ; k++) | |
836 | { htpd->Fill( TMath::RadToDeg() * dphipartljet [k] , ptsumevent ) ; } | |
837 | ||
838 | ||
839 | TProfile * hprof1 = (TProfile*)fHistos->FindObject("histo21"); | |
840 | if (hprof1) hprof1->Fill(ptleadjet, fNPart); | |
841 | ||
842 | TProfile * hprof2 = (TProfile*)fHistos->FindObject("histo22"); | |
843 | if (hprof2) hprof2->Fill(ptleadjet, ptsumevent); | |
844 | ||
845 | TProfile * hprof1toward = (TProfile*)fHistos->FindObject("histo21_toward"); | |
846 | TProfile * hprof1transverse = (TProfile*)fHistos->FindObject("histo21_transverse"); | |
847 | TProfile * hprof1away = (TProfile*)fHistos->FindObject("histo21_away"); | |
848 | TProfile * hprof2toward = (TProfile*)fHistos->FindObject("histo22_toward"); | |
849 | TProfile * hprof2transverse = (TProfile*)fHistos->FindObject("histo22_transverse"); | |
850 | TProfile * hprof2away = (TProfile*)fHistos->FindObject("histo22_away"); | |
851 | TH1F * hpttoward = (TH1F*)fHistos->FindObject("histo23_toward"); | |
852 | TH1F * hpttransverse = (TH1F*)fHistos->FindObject("histo23_transverse"); | |
853 | TH1F * hptaway = (TH1F*)fHistos->FindObject("histo23_away"); | |
854 | ||
855 | if ( (hprof1toward) && (hprof1transverse) && (hprof1away) && (hprof2toward) && (hprof2transverse) && (hprof2away) ) | |
856 | { | |
857 | for( Int_t part = 0 ; part < fNPart ; part++) | |
858 | { | |
859 | Double_t ptpart = fVectParticle[part]->pt ; // pt of particle | |
860 | if ( ( dphipartljet[part] >=0.) && ( dphipartljet[part] < kPI/3. ) ) | |
861 | { | |
862 | hprof1toward->Fill( ptleadjet, fNPart ); | |
863 | hprof2toward->Fill( ptleadjet, ptsumevent); | |
864 | hpttoward->Fill( ptpart ); | |
865 | } | |
866 | else | |
867 | if ( ( dphipartljet[part] >= (kPI/3.)) && ( dphipartljet[part] < (2.*kPI/3.)) ) | |
868 | { | |
869 | hprof1transverse->Fill( ptleadjet, fNPart ); | |
870 | hprof2transverse->Fill( ptleadjet, ptsumevent); | |
871 | hpttransverse->Fill( ptpart ); | |
872 | } | |
873 | else | |
874 | if ( ( dphipartljet[part] >= ( 2.*kPI/3.)) && ( dphipartljet[part] < kPI ) ) | |
875 | { | |
876 | hprof1away->Fill( ptleadjet, fNPart ); | |
877 | hprof2away->Fill( ptleadjet, ptsumevent); | |
878 | hptaway->Fill( ptpart ); | |
879 | } | |
880 | } | |
881 | } | |
882 | ||
883 | } | |
884 | ||
885 | ||
886 | //______________________________________________________________________________ | |
887 | void AliCdfJetFinder::Clean() | |
888 | { | |
889 | // CLEANING SECTION | |
890 | delete [] fVectParticle; | |
891 | delete [] fVectJet; | |
892 | delete [] fPtArray; | |
893 | delete [] fIdxArray; | |
894 | ||
895 | Reset(); | |
896 | } | |
897 | ||
898 | //______________________________________________________________________________ | |
899 | void AliCdfJetFinder::FinishRun() | |
900 | { | |
901 | // do i need this? | |
902 | } | |
903 |