]>
Commit | Line | Data |
---|---|---|
99e5fe42 | 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 | **************************************************************************/ | |
52ff852a | 15 | |
16 | /* $Id$ */ | |
99e5fe42 | 17 | |
18 | //--------------------------------------------------------------------- | |
19 | // Jet class | |
20 | // Stores the output of a jet algorithm | |
21 | // Author: jgcn@mda.cinvestav.mx | |
22 | //--------------------------------------------------------------------- | |
8838ab7a | 23 | |
99e5fe42 | 24 | |
25 | #include <Riostream.h> | |
8838ab7a | 26 | //#include <vector.h> |
99e5fe42 | 27 | #include <TClonesArray.h> |
28 | #include <TLorentzVector.h> | |
29 | ||
30 | #include "AliJet.h" | |
31 | ClassImp(AliJet) | |
1b7d5d7e | 32 | |
33 | AliJet::AliJet(): | |
34 | fNInput(0), | |
35 | fNJets(0), | |
36 | fEtAvg(0), | |
37 | fInJet(0), | |
38 | fMultiplicities(0), | |
39 | fNCells(0), | |
40 | fPtFromSignal(0), | |
41 | fJets(0), | |
42 | fEtaIn(0), | |
43 | fPhiIn(0), | |
8838ab7a | 44 | fPtIn(0), |
45 | fPtChPtCutIn(0), | |
46 | fEnTotChPtCutIn(0), | |
47 | fVectorSizeIn(0), | |
48 | fDetIn(0), | |
49 | fVPx(0), | |
50 | fVPy(0), | |
51 | fVPz(0) | |
52 | // fVectorIn(0) | |
99e5fe42 | 53 | { |
1b7d5d7e | 54 | // Default constructor |
99e5fe42 | 55 | fJets = new TClonesArray("TLorentzVector",1000); |
1b7d5d7e | 56 | fInJet = TArrayI(); |
57 | fPtIn = TArrayF(); | |
58 | fEtaIn = TArrayF(); | |
59 | fPhiIn = TArrayF(); | |
60 | fPtFromSignal = TArrayF(); | |
61 | fMultiplicities = TArrayI(); | |
62 | fNCells = TArrayI(); | |
8838ab7a | 63 | fPtChPtCutIn = TArrayF(); |
64 | fEnTotChPtCutIn = TArrayF(); | |
65 | fVectorSizeIn = TArrayI(); | |
66 | fDetIn = TArrayI(); | |
99e5fe42 | 67 | } |
68 | ||
69 | //////////////////////////////////////////////////////////////////////// | |
70 | ||
71 | AliJet::~AliJet() | |
72 | { | |
73 | // destructor | |
74 | if (fJets) { | |
75 | fJets->Delete(); | |
76 | delete fJets; | |
77 | } | |
78 | } | |
79 | ||
80 | //////////////////////////////////////////////////////////////////////// | |
81 | ||
82 | Bool_t AliJet::OutOfRange(Int_t i, const char *s) const | |
83 | { | |
83a444b1 | 84 | // checks if i is a valid index. s = name of calling method |
99e5fe42 | 85 | if (i >= fNJets || i < 0) { |
86 | cout << s << " Index " << i << " out of range" << endl; | |
87 | return kTRUE; | |
88 | } | |
89 | return kFALSE; | |
90 | } | |
91 | ||
92 | //////////////////////////////////////////////////////////////////////// | |
93 | ||
94 | TLorentzVector* AliJet::GetJet(Int_t i) | |
95 | { | |
96 | // returns i-jet | |
97 | if (OutOfRange(i, "AliJet::GetJet:")) return 0; | |
99e5fe42 | 98 | TLorentzVector *lv = (TLorentzVector*) fJets->At(i); |
99 | return lv; | |
100 | } | |
101 | ||
102 | //////////////////////////////////////////////////////////////////////// | |
103 | ||
83a444b1 | 104 | Int_t AliJet::GetMultiplicity(Int_t i) const |
99e5fe42 | 105 | { |
106 | // gets multiplicity of i-jet | |
107 | if (OutOfRange(i, "AliJet::GetMultiplicity:")) return 0; | |
108 | return fMultiplicities[i]; | |
109 | } | |
110 | ||
111 | //////////////////////////////////////////////////////////////////////// | |
112 | ||
83a444b1 | 113 | Int_t AliJet::GetNCell(Int_t i) const |
114 | { | |
115 | // gets number of cell of i-jet | |
116 | if (OutOfRange(i, "AliJet::GetNCell:")) return 0; | |
117 | return fNCells[i]; | |
118 | } | |
119 | ||
120 | //////////////////////////////////////////////////////////////////////// | |
121 | ||
99e5fe42 | 122 | Double_t AliJet::GetPx(Int_t i) |
123 | { | |
124 | // Get Px component of jet i | |
125 | if (OutOfRange(i, "AliJet::GetPx:")) return -1e30; | |
99e5fe42 | 126 | TLorentzVector *lv = (TLorentzVector*) fJets->At(i); |
127 | return lv->Px(); | |
128 | } | |
129 | ||
130 | //////////////////////////////////////////////////////////////////////// | |
131 | ||
132 | Double_t AliJet::GetPy(Int_t i) | |
133 | { | |
134 | // Get Py component of jet i | |
135 | if (OutOfRange(i, "AliJet::GetPy:")) return -1e30; | |
99e5fe42 | 136 | TLorentzVector *lv = (TLorentzVector*) fJets->At(i); |
137 | return lv->Py(); | |
138 | } | |
139 | ||
140 | //////////////////////////////////////////////////////////////////////// | |
141 | ||
142 | Double_t AliJet::GetPz(Int_t i) | |
143 | { | |
144 | // Get Pz component of jet i | |
145 | if (OutOfRange(i, "AliJet::GetPz:")) return -1e30; | |
99e5fe42 | 146 | TLorentzVector *lv = (TLorentzVector*) fJets->At(i); |
147 | return lv->Pz(); | |
148 | } | |
149 | ||
150 | //////////////////////////////////////////////////////////////////////// | |
151 | ||
152 | Double_t AliJet::GetP(Int_t i) | |
153 | { | |
154 | // Get momentum of jet i | |
155 | if (OutOfRange(i, "AliJet::GetP:")) return -1e30; | |
99e5fe42 | 156 | TLorentzVector *lv = (TLorentzVector*) fJets->At(i); |
157 | return lv->P(); | |
158 | } | |
159 | ||
160 | //////////////////////////////////////////////////////////////////////// | |
161 | ||
162 | Double_t AliJet::GetE(Int_t i) | |
163 | { | |
164 | // Get energy of jet i | |
165 | if (OutOfRange(i, "AliJet::GetE:")) return -1e30; | |
99e5fe42 | 166 | TLorentzVector *lv = (TLorentzVector*) fJets->At(i); |
167 | return lv->E(); | |
168 | } | |
169 | ||
170 | //////////////////////////////////////////////////////////////////////// | |
171 | ||
172 | Double_t AliJet::GetPt(Int_t i) | |
173 | { | |
174 | // Get transverse momentum of jet i | |
175 | if (OutOfRange(i, "AliJet::GetPt:")) return -1e30; | |
99e5fe42 | 176 | TLorentzVector *lv = (TLorentzVector*) fJets->At(i); |
177 | return lv->Pt(); | |
178 | } | |
179 | ||
180 | //////////////////////////////////////////////////////////////////////// | |
181 | ||
182 | Double_t AliJet::GetEta(Int_t i) | |
183 | { | |
184 | // Get eta of jet i | |
185 | if (OutOfRange(i, "AliJet::GetEta:")) return -1e30; | |
99e5fe42 | 186 | TLorentzVector *lv = (TLorentzVector*) fJets->At(i); |
187 | return lv->Eta(); | |
188 | } | |
189 | ||
190 | //////////////////////////////////////////////////////////////////////// | |
191 | ||
192 | Double_t AliJet::GetPhi(Int_t i) | |
193 | { | |
194 | // Get phi of jet i | |
195 | if (OutOfRange(i, "AliJet::GetPhi:")) return -1e30; | |
99e5fe42 | 196 | TLorentzVector *lv = (TLorentzVector*) fJets->At(i); |
197 | return ( (lv->Phi() < 0) ? (lv->Phi()) + 2. * TMath::Pi() : lv->Phi()); | |
198 | } | |
199 | ||
200 | //////////////////////////////////////////////////////////////////////// | |
201 | ||
202 | Double_t AliJet::GetTheta(Int_t i) | |
203 | { | |
204 | // Get theta of jet i | |
205 | if (OutOfRange(i, "AliJet::GetTheta:")) return -1e30; | |
99e5fe42 | 206 | TLorentzVector *lv = (TLorentzVector*) fJets->At(i); |
207 | return lv->Theta(); | |
208 | } | |
209 | ||
210 | //////////////////////////////////////////////////////////////////////// | |
211 | ||
212 | Double_t AliJet::GetMass(Int_t i) | |
213 | { | |
214 | // Get invariant mass of jet i | |
215 | if (OutOfRange(i, "AliJet::GetMass:")) return -1e30; | |
99e5fe42 | 216 | TLorentzVector *lv = (TLorentzVector*) fJets->At(i); |
217 | return lv->M(); | |
218 | } | |
219 | ||
220 | //////////////////////////////////////////////////////////////////////// | |
221 | ||
222 | ||
223 | void AliJet::AddJet(Double_t px, Double_t py, Double_t pz, Double_t e) | |
224 | { | |
225 | // Add new jet to the list | |
226 | new ((*fJets)[fNJets++]) TLorentzVector(px,py,pz,e); | |
227 | } | |
228 | ||
229 | //////////////////////////////////////////////////////////////////////// | |
230 | ||
231 | void AliJet::SetInJet(Int_t* j) | |
232 | { | |
233 | // set information of which input object belongs | |
83a444b1 | 234 | // to each jet. If zero, object was not assigned to |
235 | // a jet, if n,positive, it was assiged to jet n | |
236 | // if n, negative, it is within cone of jet n, but | |
237 | // it did not passed the user cuts. filled in by AliJetFinder | |
99e5fe42 | 238 | if (fNInput>0) fInJet.Set(fNInput, j); |
239 | } | |
240 | ||
241 | //////////////////////////////////////////////////////////////////////// | |
242 | ||
83a444b1 | 243 | void AliJet::SetEtaIn(Float_t* r) |
244 | { | |
245 | if (fNInput>0) fEtaIn.Set(fNInput, r); | |
246 | } | |
247 | ||
248 | //////////////////////////////////////////////////////////////////////// | |
249 | ||
250 | void AliJet::SetPtIn(Float_t* pt) | |
251 | { | |
252 | if (fNInput>0) fPtIn.Set(fNInput, pt); | |
253 | } | |
254 | ||
255 | //////////////////////////////////////////////////////////////////////// | |
256 | ||
257 | void AliJet::SetPhiIn(Float_t* x) | |
258 | { | |
259 | if (fNInput>0) fPhiIn.Set(fNInput, x); | |
260 | } | |
8838ab7a | 261 | //////////////////////////////////////////////////////////////////////// |
262 | ||
263 | void AliJet::SetPtChargedPtCutIn(Float_t* x) | |
264 | { | |
265 | if (fNInput>0) fPtChPtCutIn.Set(fNInput, x); | |
266 | } | |
267 | //////////////////////////////////////////////////////////////////////// | |
268 | ||
269 | void AliJet::SetEnTotChargedPtCutIn(Float_t* x) | |
270 | { | |
271 | if (fNInput>0) fEnTotChPtCutIn.Set(fNInput, x); | |
272 | } | |
273 | ||
274 | //////////////////////////////////////////////////////////////////////// | |
275 | ||
276 | void AliJet::SetDetectorFlagIn(Int_t* x) | |
277 | { | |
278 | if (fNInput>0) fDetIn.Set(fNInput, x); | |
279 | } | |
280 | ||
281 | //////////////////////////////////////////////////////////////////////// | |
282 | ||
283 | void AliJet::SetVectorSizeIn(Int_t* x) | |
284 | { | |
285 | if (fNInput>0) fVectorSizeIn.Set(fNInput, x); | |
286 | } | |
287 | ||
288 | //////////////////////////////////////////////////////////////////////// | |
289 | ||
290 | void AliJet::SetVectorPxIn(vector< vector<Float_t> > pxT) | |
291 | { | |
292 | fVPx = pxT;; | |
293 | } | |
294 | ||
295 | //////////////////////////////////////////////////////////////////////// | |
296 | ||
297 | void AliJet::SetVectorPyIn(vector< vector<Float_t> > pyT) | |
298 | { | |
299 | fVPy = pyT;; | |
300 | } | |
301 | ||
302 | //////////////////////////////////////////////////////////////////////// | |
303 | ||
304 | void AliJet::SetVectorPzIn(vector< vector<Float_t> > pzT) | |
305 | { | |
306 | fVPz = pzT;; | |
307 | } | |
83a444b1 | 308 | |
309 | //////////////////////////////////////////////////////////////////////// | |
310 | ||
365b766d | 311 | void AliJet::SetPtFromSignal(Float_t* p) |
312 | { | |
313 | // set information of percentage of pt of jets | |
314 | // coming from signal (ie Pythia) | |
315 | if (fNJets>0) fPtFromSignal.Set(fNJets, p); | |
316 | } | |
317 | ||
318 | //////////////////////////////////////////////////////////////////////// | |
319 | ||
99e5fe42 | 320 | void AliJet::SetMultiplicities(Int_t* m) |
321 | { | |
322 | // set information of jet multiplicities | |
323 | // filled in by AliJetFinder | |
324 | if (fNJets>0) fMultiplicities.Set(fNJets, m); | |
325 | } | |
326 | ||
327 | //////////////////////////////////////////////////////////////////////// | |
328 | ||
83a444b1 | 329 | void AliJet::SetNCells(Int_t* n) |
330 | { | |
331 | if (fNJets>0) fNCells.Set(fNJets, n); | |
332 | } | |
333 | ||
334 | //////////////////////////////////////////////////////////////////////// | |
335 | ||
99e5fe42 | 336 | void AliJet::ClearJets(Option_t *option) |
337 | { | |
338 | // reset all values | |
339 | fJets->Clear(option); | |
340 | fNInput=0; | |
341 | fNJets=0; | |
342 | fMultiplicities.Set(0); | |
343 | fInJet.Set(0); | |
83a444b1 | 344 | fPtFromSignal.Set(0); |
345 | fPhiIn.Set(0); | |
346 | fEtaIn.Set(0); | |
347 | fPtIn.Set(0); | |
348 | fNCells.Set(0); | |
8838ab7a | 349 | fPtChPtCutIn.Set(0); |
350 | fEnTotChPtCutIn.Set(0); | |
351 | fVectorSizeIn.Set(0); | |
352 | fDetIn.Set(0); | |
99e5fe42 | 353 | } |
354 | ||
355 | //////////////////////////////////////////////////////////////////////// | |
356 | ||
357 | void AliJet::PrintJets() | |
358 | { | |
359 | // Print jet information | |
360 | if (fNJets == 0) { | |
361 | cout << " AliJet::PrintJets: There are no jets in this event " << endl; | |
362 | return; | |
363 | } | |
364 | cout << " AliJet::PrintJets: There are " << fNJets | |
365 | << " jets in this event" << endl; | |
366 | for(Int_t i=0;i<fNJets;i++) { | |
367 | cout << " Jet " << i << " (px,py,pz,en)=(" << GetPx(i) | |
368 | << "," << GetPy(i) | |
369 | << "," << GetPz(i) | |
370 | << "," << GetE(i) | |
371 | << ")" << endl; | |
372 | cout << " (pt,eta,phi)=(" << GetPt(i) | |
373 | << "," << GetEta(i) | |
374 | << "," << GetPhi(i) << ")" << endl; | |
375 | cout << " # of tracks =" << GetMultiplicity(i) << endl; | |
376 | } | |
377 | } |