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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 | /* $Id$ */ | |
18 | ||
19 | //_________________________________________________________________________ | |
20 | // Class for JetFinder Input preparation from simulated data | |
21 | // | |
22 | //*-- Author: Mark Horner (LBL/UCT) | |
23 | // | |
24 | ||
25 | ||
26 | ||
27 | #include "AliEMCALJetFinderInputSimPrep.h" | |
28 | ||
29 | #include <TParticle.h> | |
30 | #include <TParticlePDG.h> | |
31 | #include <TPDGCode.h> | |
32 | #include <TFile.h> | |
33 | #include <TTree.h> | |
34 | #include <TObjectTable.h> | |
35 | #include <TMath.h> | |
36 | ||
37 | ||
38 | #include "AliRun.h" | |
39 | #include "AliMagF.h" | |
40 | #include "AliEMCALFast.h" | |
41 | #include "AliEMCAL.h" | |
42 | #include "AliEMCALHit.h" | |
43 | #include "AliEMCALGeometry.h" | |
44 | #include "AliEMCALGetter.h" | |
45 | #include "AliEMCALLoader.h" | |
46 | #include "AliGenEventHeader.h" | |
47 | #include "AliGenPythiaEventHeader.h" | |
48 | #include "AliGenerator.h" | |
49 | #include "AliHeader.h" | |
50 | #include "AliMC.h" | |
51 | ||
52 | ||
53 | ||
54 | ClassImp(AliEMCALJetFinderInputSimPrep) | |
55 | ||
56 | AliEMCALJetFinderInputSimPrep::AliEMCALJetFinderInputSimPrep() | |
57 | { | |
58 | // Default constructor | |
59 | if (fDebug > 0) Info("AliEMCALJetFinderInputSimPrep","Beginning Constructor"); | |
60 | ||
61 | fDebug = 0; | |
62 | fSmearType = kSmearEffic; | |
63 | fEMCALType = kHits; | |
64 | fTrackType = kCharged; | |
65 | fEfficiency = 0.90; | |
66 | ||
67 | } | |
68 | AliEMCALJetFinderInputSimPrep::~AliEMCALJetFinderInputSimPrep() | |
69 | { | |
70 | if (fDebug > 0) Info("~AliEMCALJetFinderInputSimPrep","Beginning Destructor"); | |
71 | ||
72 | } | |
73 | ||
74 | void AliEMCALJetFinderInputSimPrep::Reset(AliEMCALJetFinderResetType_t resettype) | |
75 | { | |
76 | // Method to reset data | |
77 | if (fDebug > 1) Info("Reset","Beginning Reset"); | |
78 | switch (resettype){ | |
79 | ||
80 | case kResetData: | |
81 | fInputObject.Reset(resettype); | |
82 | break; | |
83 | case kResetTracks: | |
84 | fInputObject.Reset(resettype); | |
85 | break; | |
86 | case kResetDigits: | |
87 | fInputObject.Reset(resettype); | |
88 | break; | |
89 | case kResetParameters: | |
90 | fSmearType = kSmearEffic; | |
91 | fEMCALType = kHits; | |
92 | fTrackType = kCharged; | |
93 | break; | |
94 | case kResetAll: | |
95 | fSmearType = kSmearEffic; | |
96 | fEMCALType = kHits; | |
97 | fTrackType = kCharged; | |
98 | fInputObject.Reset(resettype); | |
99 | break; | |
100 | case kResetPartons: | |
101 | Warning("FillFromFile", "kResetPartons not implemented") ; | |
102 | break; | |
103 | case kResetParticles: | |
104 | Warning("FillFromFile", "kResetParticles not implemented") ; | |
105 | break; | |
106 | case kResetJets: | |
107 | Warning("FillFromFile", "kResetJets not implemented") ; | |
108 | break; | |
109 | }// end switch | |
110 | ||
111 | } | |
112 | ||
113 | Int_t AliEMCALJetFinderInputSimPrep::FillFromFile(TString *filename, AliEMCALJetFinderFileType_t filetype,Int_t EventNumber,TString data="H") | |
114 | { | |
115 | if (fDebug > 1) Info("FillFromFile","Beginning FillFromFile"); | |
116 | fFileType = filetype; | |
117 | AliEMCALGetter *gime = AliEMCALGetter::Instance(filename->Data()); | |
118 | if (fDebug > 1) Info("FillFromFile","Instantiated Getter with %s as the file",filename->Data()); | |
119 | if (data.Contains("S")) | |
120 | { | |
121 | gime->Event(EventNumber,"XS") ; | |
122 | }else | |
123 | { | |
124 | gime->Event(EventNumber,"XH") ; | |
125 | } | |
126 | if (fDebug > 1) Info("FillFromFile","Got event %i with option \"XH\"",EventNumber); | |
127 | ||
128 | if ( fEMCALType == kHits || | |
129 | fEMCALType == kTimeCut ) | |
130 | { | |
131 | if (data.Contains("S")) | |
132 | { | |
133 | FillSDigits(); | |
134 | }else | |
135 | { | |
136 | FillHits(); | |
137 | } | |
138 | } | |
139 | if ( fTrackType != kNoTracks ) FillTracks(); | |
140 | if ( fFileType != kData){ | |
141 | FillPartons(); | |
142 | } | |
143 | /* gime->EmcalLoader()->UnloadRecParticles(); | |
144 | gime->EmcalLoader()->UnloadTracks(); | |
145 | gime->Reset();*/ | |
146 | return 0; | |
147 | } | |
148 | ||
149 | void AliEMCALJetFinderInputSimPrep::FillHits() | |
150 | { | |
151 | // Fill from the hits to input object from simulation | |
152 | if (fDebug > 1) Info("FillHits","Beginning FillHits"); | |
153 | ||
154 | // Access hit information | |
155 | AliEMCALHit *mHit; | |
156 | // AliEMCAL* pEMCAL = (AliEMCAL*) gAlice->GetModule("EMCAL"); | |
157 | // Info("AliEMCALJetFinderInputSimPrep","Title of the geometry is %s",pEMCAL->GetTitle()); | |
158 | AliEMCALGeometry* geom = AliEMCALGetter::Instance()->EMCALGeometry(); | |
159 | AliEMCALGetter *gime = AliEMCALGetter::Instance(); | |
160 | ||
161 | // TTree *treeH = AliEMCALGetter::Instance()->TreeH(); | |
162 | // Int_t ntracks = (Int_t) treeH->GetEntries(); | |
163 | // | |
164 | // Loop over tracks | |
165 | // | |
166 | Double_t etH = 0.0; | |
167 | ||
168 | /* for (Int_t track=0; track<ntracks;track++) { | |
169 | gAlice->ResetHits(); | |
170 | nbytes += treeH->GetEvent(track);*/ | |
171 | // | |
172 | // Loop over hits | |
173 | // | |
174 | for(Int_t i =0; i < gime->Hits()->GetEntries() ;i++) | |
175 | { | |
176 | mHit = gime->Hit(i); | |
177 | if (fEMCALType == kTimeCut && | |
178 | (mHit->GetTime()>fTimeCut) ) continue; | |
179 | Float_t x = mHit->X(); // x-pos of hit | |
180 | Float_t y = mHit->Y(); // y-pos | |
181 | Float_t z = mHit->Z(); // z-pos | |
182 | Float_t eloss = mHit->GetEnergy(); // deposited energy | |
183 | ||
184 | Float_t r = TMath::Sqrt(x*x+y*y); | |
185 | Float_t theta = TMath::ATan2(r,z); | |
186 | Float_t eta = -TMath::Log(TMath::Tan(theta/2.)); | |
187 | Float_t phi = TMath::ATan2(y,x); | |
188 | etH = eloss*TMath::Sin(theta); | |
189 | if (fDebug > 10) Info("FillHits","Values of hit energy %i",Int_t(1e7*etH)); | |
190 | if (geom->TowerIndexFromEtaPhi(eta,180.0/TMath::Pi()*phi) == -1) | |
191 | { | |
192 | if (fDebug >5) | |
193 | { | |
194 | Error("FillHits","Hit not inside EMCAL!"); | |
195 | mHit->Dump(); | |
196 | } | |
197 | continue; | |
198 | } | |
199 | fInputObject.AddEnergyToDigit(geom->TowerIndexFromEtaPhi(eta,180.0/TMath::Pi()*phi)-1,Int_t(1e7*etH)); | |
200 | } // Hit Loop | |
201 | // } // Track Loop | |
202 | ||
203 | ||
204 | } | |
205 | void AliEMCALJetFinderInputSimPrep::FillTracks() | |
206 | { | |
207 | // Fill from particles simulating a TPC to input object from simulation | |
208 | ||
209 | if (fDebug > 1) Info("FillTracks","Beginning FillTracks"); | |
210 | ||
211 | TParticlePDG* pdgP = 0; | |
212 | TParticle *mPart; | |
213 | Int_t npart = (gAlice->GetHeader())->GetNprimary(); | |
214 | if (fDebug > 1) Info("FillTracks","Header says there are %i primaries",npart); | |
215 | //AliEMCALGetter *gime = AliEMCALGetter::Instance(); | |
216 | Float_t bfield,rEMCAL; | |
217 | /* for (Int_t i =0; i<gime->NPrimaries(); i++) | |
218 | { | |
219 | cout<<gime->Primary(i)->GetFirstMother()<<endl; | |
220 | if (gime->Primary(i)->GetFirstMother() == -1) { | |
221 | counterforus++; | |
222 | gime->Primary(i)->Dump(); | |
223 | } | |
224 | }*/ | |
225 | ||
226 | if (fDebug > 1) Info("FillTracks","Defining the geometry"); | |
227 | ||
228 | AliEMCAL* pEMCAL = (AliEMCAL*) gAlice->GetModule("EMCAL"); | |
229 | AliEMCALGeometry* geom = AliEMCALGeometry::GetInstance(pEMCAL->GetTitle(), ""); | |
230 | fEtaMax = geom->GetArm1EtaMax(); | |
231 | fEtaMin = geom->GetArm1EtaMin(); | |
232 | fPhiMax = TMath::Pi()/180.0*geom->GetArm1PhiMax(); | |
233 | fPhiMin = TMath::Pi()/180.0*geom->GetArm1PhiMin(); | |
234 | ||
235 | if (fDebug > 1) Info("FillTracks","Starting particle loop"); | |
236 | ||
237 | if (fDebug > 1) Info("FillTracks","Particle loop of %i",npart); | |
238 | for (Int_t part = 0; part < npart; part++) { | |
239 | mPart = gAlice->GetMCApp()->Particle(part); | |
240 | //if (part%10) gObjectTable->Print(); | |
241 | pdgP = mPart->GetPDG(); | |
242 | ||
243 | if (fDebug > 5) Info("FillTracks","Checking if track is a primary"); | |
244 | ||
245 | if (fFileType == kPythia) { | |
246 | if (mPart->GetStatusCode() != 1) continue; | |
247 | } else if (fFileType == kHijing) { | |
248 | if (mPart->GetFirstDaughter() >= 0 && mPart->GetFirstDaughter() < npart) continue; | |
249 | } | |
250 | ||
251 | if (fDebug > 15) Info("FillTracks","Checking if track (eta - %f, phi - %f) is in acceptance",mPart->Eta(),mPart->Phi()); | |
252 | if (fDebug > 10) Info("FillTracks","Checking if EMCAL acceptance ( %f < eta < %f, %f < phi < %f) is in acceptance",fEtaMin,fEtaMax,fPhiMin,fPhiMax); | |
253 | ||
254 | if ((!fPythiaComparison)&&(mPart->Eta() > fEtaMax || mPart->Eta() < fEtaMin)) continue; | |
255 | if ((!fPythiaComparison)&&(mPart->Phi() > fPhiMax || mPart->Phi() < fPhiMin)) continue; | |
256 | ||
257 | /* | |
258 | {kProton, kProtonBar, kElectron, kPositron, | |
259 | kNuE, kNuEBar, kGamma, kNeutron, kNeutronBar, | |
260 | kMuonPlus, kMuonMinus, kK0Long , kPiPlus, kPiMinus, | |
261 | kKPlus, kKMinus, kLambda0, kLambda0Bar, kK0Short, | |
262 | kSigmaMinus, kSigmaPlus, kSigma0, kPi0, kK0, kK0Bar, | |
263 | 0,kNuMu,kNuMuBar | |
264 | */ | |
265 | ||
266 | if (fDebug > 15) Info("FillTracks","Checking if track is rejected"); | |
267 | ||
268 | if ((fSmearType == kEfficiency || | |
269 | fSmearType == kSmearEffic) && | |
270 | pdgP->Charge()!=0) { | |
271 | if (AliEMCALFast::RandomReject(fEfficiency)) { | |
272 | continue; | |
273 | } | |
274 | } | |
275 | ||
276 | bfield = gAlice->Field()->SolenoidField(); | |
277 | rEMCAL = AliEMCALGeometry::GetInstance()->GetIPDistance(); | |
278 | Float_t rB = 3335.6 * mPart->Pt() / bfield; // [cm] (case of |charge|=1) | |
279 | if (2.*rB < rEMCAL) continue; // track curls away | |
280 | ||
281 | //if (part%10) gObjectTable->Print(); | |
282 | switch(fTrackType) | |
283 | { | |
284 | ||
285 | case kAllP: // All Stable particles to be included | |
286 | if (fDebug > 5) Info("FillTracks","Storing track"); | |
287 | if (fSmearType == kSmear || | |
288 | fSmearType == kSmearEffic ){ | |
289 | Smear(mPart);/* | |
290 | TParticle *tmp = Smear(MPart); | |
291 | fInputObject.AddTrack(Smear(MPart)); | |
292 | delete tmp;*/ | |
293 | }else{ | |
294 | fInputObject.AddTrack(*mPart); | |
295 | } | |
296 | break; | |
297 | case kEM: // All Electromagnetic particles | |
298 | if (mPart->GetPdgCode() == kElectron || | |
299 | mPart->GetPdgCode() == kMuonPlus || | |
300 | mPart->GetPdgCode() == kMuonMinus || | |
301 | mPart->GetPdgCode() == kPositron ){ | |
302 | if (fDebug > 5) Info("FillTracks","Storing electron or positron"); | |
303 | if (fSmearType == kSmear || | |
304 | fSmearType == kSmearEffic ){ | |
305 | Smear(mPart);/* | |
306 | TParticle *tmp = Smear(MPart); | |
307 | fInputObject.AddTrack(tmp); | |
308 | delete tmp;*/ | |
309 | }else{ | |
310 | fInputObject.AddTrack(*mPart); | |
311 | } | |
312 | } | |
313 | if ( mPart->GetPdgCode() == kGamma ){ | |
314 | fInputObject.AddTrack(*mPart); | |
315 | if (fDebug > 5) Info("FillTracks","Storing gamma"); | |
316 | } | |
317 | ||
318 | break; | |
319 | case kCharged: // All Particles with non-zero charge | |
320 | if (pdgP->Charge() != 0) { | |
321 | if (fDebug > 5) Info("FillTracks","Storing charged track"); | |
322 | if (fSmearType == kSmear || | |
323 | fSmearType == kSmearEffic ){ | |
324 | Smear(mPart);/* | |
325 | TParticle *tmp = Smear(MPart); | |
326 | fInputObject.AddTrack(tmp); | |
327 | delete tmp;*/ | |
328 | }else{ | |
329 | fInputObject.AddTrack(*mPart); | |
330 | } | |
331 | } | |
332 | break; | |
333 | case kNeutral: // All particles with no charge | |
334 | if (pdgP->Charge() == 0){ | |
335 | fInputObject.AddTrack(*mPart); | |
336 | if (fDebug > 5) Info("FillTracks","Storing neutral"); | |
337 | } | |
338 | break; | |
339 | case kHadron: //All hadrons | |
340 | if (mPart->GetPdgCode() != kElectron && | |
341 | mPart->GetPdgCode() != kPositron && | |
342 | mPart->GetPdgCode() != kMuonPlus && | |
343 | mPart->GetPdgCode() != kMuonMinus && | |
344 | mPart->GetPdgCode() != kGamma ) | |
345 | { | |
346 | if (fDebug > 5) Info("FillTracks","Storing hadron"); | |
347 | if (pdgP->Charge() == 0){ | |
348 | fInputObject.AddTrack(*mPart); | |
349 | }else{ | |
350 | if (fSmearType == kSmear || | |
351 | fSmearType == kSmearEffic ){ | |
352 | Smear(mPart);/* | |
353 | TParticle *tmp = Smear(MPart); | |
354 | fInputObject.AddTrack(tmp); | |
355 | delete tmp;*/ | |
356 | }else{ | |
357 | fInputObject.AddTrack(*mPart); | |
358 | } | |
359 | } | |
360 | } | |
361 | break; | |
362 | case kChargedHadron: // only charged hadrons | |
363 | if (mPart->GetPdgCode() != kElectron && | |
364 | mPart->GetPdgCode() != kPositron && | |
365 | mPart->GetPdgCode() != kGamma && | |
366 | mPart->GetPdgCode() != kMuonPlus && | |
367 | mPart->GetPdgCode() != kMuonMinus && | |
368 | pdgP->Charge() != 0 ){ | |
369 | if (fDebug > 5) Info("FillTracks","Storing charged hadron"); | |
370 | if (fSmearType == kSmear || | |
371 | fSmearType == kSmearEffic ){ | |
372 | Smear(mPart);/* | |
373 | TParticle *tmp = Smear(MPart); | |
374 | fInputObject.AddTrack(tmp); | |
375 | delete tmp;*/ | |
376 | }else{ | |
377 | fInputObject.AddTrack(*mPart); | |
378 | } | |
379 | } | |
380 | break; | |
381 | case kNoTracks: | |
382 | break; | |
383 | case kEMChargedPi0: | |
384 | if (pdgP->Charge() != 0 || mPart->GetPdgCode() == kPi0 || | |
385 | mPart->GetPdgCode() == kGamma ) | |
386 | { | |
387 | if (fDebug > 5) Info("FillTracks","Storing charged track"); | |
388 | if (fSmearType == kSmear || | |
389 | fSmearType == kSmearEffic ){ | |
390 | Smear(mPart);/* | |
391 | TParticle *tmp = Smear(MPart); | |
392 | fInputObject.AddTrack(tmp); | |
393 | delete tmp;*/ | |
394 | }else{ | |
395 | fInputObject.AddTrack(*mPart); | |
396 | } | |
397 | } | |
398 | break; | |
399 | case kNoNeutronNeutrinoKlong: | |
400 | if ( mPart->GetPdgCode() != kNeutron && | |
401 | mPart->GetPdgCode() != kNeutronBar && | |
402 | mPart->GetPdgCode() != kK0Long && | |
403 | mPart->GetPdgCode() != kNuE && | |
404 | mPart->GetPdgCode() != kNuEBar && | |
405 | mPart->GetPdgCode() != kNuMu && | |
406 | mPart->GetPdgCode() != kNuMuBar && | |
407 | mPart->GetPdgCode() != kNuTau && | |
408 | mPart->GetPdgCode() != kNuTauBar ) | |
409 | { | |
410 | if (fDebug > 5) Info("FillTracks","Storing charged track"); | |
411 | if (fSmearType == kSmear || | |
412 | fSmearType == kSmearEffic ){ | |
413 | Smear(mPart);/* | |
414 | TParticle *tmp = Smear(MPart); | |
415 | fInputObject.AddTrack(tmp); | |
416 | delete tmp;*/ | |
417 | }else{ | |
418 | fInputObject.AddTrack(*mPart); | |
419 | } | |
420 | } | |
421 | break; | |
422 | default: | |
423 | break; | |
424 | delete mPart; | |
425 | } //end of switch | |
426 | // Info("FillTracks","After Particle Storage"); | |
427 | //if (part%10) gObjectTable->Print(); | |
428 | ||
429 | } //end of particle loop | |
430 | //gObjectTable->Print(); | |
431 | } | |
432 | ||
433 | void AliEMCALJetFinderInputSimPrep::FillPartons() | |
434 | { | |
435 | // Fill partons to | |
436 | // input object from simulation | |
437 | if (fDebug > 1) Info("FillPartons","Beginning FillPartons"); | |
438 | ||
439 | AliGenEventHeader* evHeader = ((AliHeader*)(gAlice->GetHeader()))->GenEventHeader(); | |
440 | Float_t triggerJetValues[4]; | |
441 | AliEMCALParton tempParton; | |
442 | ||
443 | if (fFileType == kPythia) | |
444 | { | |
445 | Int_t ntriggerjets = ((AliGenPythiaEventHeader*)evHeader)->NTriggerJets(); | |
446 | if (fDebug > 1) Info("FillPartons","Number of trigger jets --> %i",ntriggerjets); | |
447 | for (Int_t jetcounter = 0 ; jetcounter < ntriggerjets; jetcounter++){ | |
448 | ((AliGenPythiaEventHeader*)evHeader)->TriggerJet(jetcounter,triggerJetValues); | |
449 | TLorentzVector tempLParton; | |
450 | tempLParton.SetPxPyPzE(triggerJetValues[0],triggerJetValues[1],triggerJetValues[2],triggerJetValues[3]); | |
451 | tempParton.SetEnergy(tempLParton.Energy()); | |
452 | tempParton.SetEta(tempLParton.Eta()); | |
453 | tempParton.SetPhi(tempLParton.Phi()); | |
454 | FillPartonTracks(&tempParton); | |
455 | fInputObject.AddParton(&tempParton); | |
456 | } | |
457 | ||
458 | } | |
459 | } | |
460 | ||
461 | void AliEMCALJetFinderInputSimPrep::FillParticles() | |
462 | { | |
463 | // Fill particles to input object from simulation | |
464 | if (fDebug > 1) Info("FillParticles","Beginning FillParticles"); | |
465 | ||
466 | Int_t npart = (gAlice->GetHeader())->GetNprimary(); | |
467 | TParticlePDG* pdgP = 0; | |
468 | ||
469 | for (Int_t part = 0; part < npart; part++) { | |
470 | TParticle *mPart = gAlice->GetMCApp()->Particle(part); | |
471 | pdgP = mPart->GetPDG(); | |
472 | ||
473 | if (fDebug > 10) Info("FillParticles","Checking if particle is a primary"); | |
474 | ||
475 | if (fFileType == kPythia) { | |
476 | if (mPart->GetStatusCode() != 1) continue; | |
477 | } else if (fFileType == kHijing) { | |
478 | if (mPart->GetFirstDaughter() >= 0 && mPart->GetFirstDaughter() < npart) continue; | |
479 | } | |
480 | ||
481 | if (fDebug > 10) Info("FillParticles","Checking if particle is in acceptance"); | |
482 | ||
483 | if ((!fPythiaComparison)&&(mPart->Eta() > fEtaMax || mPart->Eta() < fEtaMin)) continue; | |
484 | if ((!fPythiaComparison)&&(mPart->Phi() > fPhiMax || mPart->Phi() < fPhiMin)) continue; | |
485 | ||
486 | ||
487 | /* | |
488 | {kProton, kProtonBar, kElectron, kPositron, | |
489 | kNuE, kNuEBar, kGamma, kNeutron, kNeutronBar, | |
490 | kMuonPlus, kMuonMinus, kK0Long , kPiPlus, kPiMinus, | |
491 | kKPlus, kKMinus, kLambda0, kLambda0Bar, kK0Short, | |
492 | kSigmaMinus, kSigmaPlus, kSigma0, kPi0, kK0, kK0Bar, | |
493 | 0,kNuMu,kNuMuBar | |
494 | */ | |
495 | switch(fTrackType) | |
496 | { | |
497 | ||
498 | case kAllP: // All Stable particles to be included | |
499 | if (fDebug > 5) Info("FillParticles","Storing particle"); | |
500 | fInputObject.AddParticle(mPart); | |
501 | break; | |
502 | case kEM: // All Electromagnetic particles | |
503 | if (mPart->GetPdgCode() == kElectron || | |
504 | mPart->GetPdgCode() == kPositron || | |
505 | mPart->GetPdgCode() == kGamma){ | |
506 | if (fDebug > 5) Info("FillParticles","Storing electromagnetic particle"); | |
507 | fInputObject.AddParticle(mPart); | |
508 | } | |
509 | break; | |
510 | case kCharged: // All Particles with non-zero charge | |
511 | if (pdgP->Charge() != 0) { | |
512 | if (fDebug > 5) Info("FillParticles","Storing charged particle"); | |
513 | fInputObject.AddParticle(mPart); | |
514 | } | |
515 | break; | |
516 | case kNeutral: // All particles with no charge | |
517 | if (pdgP->Charge() == 0){ | |
518 | if (fDebug > 5) Info("FillParticles","Storing neutral particle"); | |
519 | fInputObject.AddParticle(mPart); | |
520 | } | |
521 | break; | |
522 | case kHadron: //All hadrons | |
523 | if (mPart->GetPdgCode() != kElectron && | |
524 | mPart->GetPdgCode() != kPositron && | |
525 | mPart->GetPdgCode() != kGamma ) | |
526 | { | |
527 | ||
528 | if (fDebug > 5) Info("FillParticles","Storing hadron"); | |
529 | fInputObject.AddParticle(mPart); | |
530 | } | |
531 | break; | |
532 | case kChargedHadron: // only charged hadrons | |
533 | if (mPart->GetPdgCode() != kElectron && | |
534 | mPart->GetPdgCode() != kPositron && | |
535 | mPart->GetPdgCode() != kGamma && | |
536 | pdgP->Charge() != 0 ){ | |
537 | if (fDebug > 5) Info("FillParticles","Storing charged hadron"); | |
538 | fInputObject.AddParticle(mPart); | |
539 | } | |
540 | break; | |
541 | case kNoTracks: | |
542 | break; | |
543 | case kEMChargedPi0: | |
544 | if (pdgP->Charge() != 0 || mPart->GetPdgCode() == kPi0 || | |
545 | mPart->GetPdgCode() == kGamma ) | |
546 | { | |
547 | if (fDebug > 5) Info("FillTracks","Storing kEMChargedPi0 track"); | |
548 | if (fSmearType == kSmear || | |
549 | fSmearType == kSmearEffic ){ | |
550 | Smear(mPart);/* | |
551 | TParticle *tmp = Smear(MPart); | |
552 | fInputObject.AddTrack(tmp); | |
553 | delete tmp;*/ | |
554 | }else{ | |
555 | fInputObject.AddTrack(*mPart); | |
556 | } | |
557 | } | |
558 | break; | |
559 | case kNoNeutronNeutrinoKlong: | |
560 | if ( mPart->GetPdgCode() != kNeutron && | |
561 | mPart->GetPdgCode() != kNeutronBar && | |
562 | mPart->GetPdgCode() != kK0Long && | |
563 | mPart->GetPdgCode() != kNuE && | |
564 | mPart->GetPdgCode() != kNuEBar && | |
565 | mPart->GetPdgCode() != kNuMu && | |
566 | mPart->GetPdgCode() != kNuMuBar && | |
567 | mPart->GetPdgCode() != kNuTau && | |
568 | mPart->GetPdgCode() != kNuTauBar ) | |
569 | { | |
570 | if (fDebug > 5) Info("FillTracks","Storing kNoNeutronNeutrinoKlong track"); | |
571 | if (fSmearType == kSmear || | |
572 | fSmearType == kSmearEffic ){ | |
573 | Smear(mPart);/* | |
574 | TParticle *tmp = Smear(MPart); | |
575 | fInputObject.AddTrack(tmp); | |
576 | delete tmp;*/ | |
577 | }else{ | |
578 | fInputObject.AddTrack(*mPart); | |
579 | } | |
580 | } | |
581 | break; | |
582 | default: | |
583 | break; | |
584 | } //end of switch | |
585 | }// end of loop over particles | |
586 | ||
587 | } | |
588 | void AliEMCALJetFinderInputSimPrep::FillDigits() | |
589 | { | |
590 | // Fill digits to input object | |
591 | ||
592 | } | |
593 | void AliEMCALJetFinderInputSimPrep::FillSDigits() | |
594 | { | |
595 | Info("FillSDigits","Beginning FillSDigits"); | |
596 | AliEMCALGetter *gime = AliEMCALGetter::Instance(); | |
597 | ||
598 | // Fill digits to input object | |
599 | for (Int_t towerid=0; towerid < gime->SDigits()->GetEntries(); towerid++) | |
600 | { | |
601 | fInputObject.AddEnergyToDigit(gime->SDigit(towerid)->GetId(), gime->SDigit(towerid)->GetAmp()); | |
602 | } | |
603 | ||
604 | } | |
605 | ||
606 | void AliEMCALJetFinderInputSimPrep::Smear(TParticle *particle) | |
607 | { | |
608 | // Smear particle momentum | |
609 | if (fDebug > 5) Info("Smear","Beginning Smear"); | |
610 | ||
611 | Float_t tmp = AliEMCALFast::SmearMomentum(1,particle->P()); | |
612 | Float_t tmpt = (tmp/particle->P()) * particle->Pt(); | |
613 | if (fDebug > 10) Info("Smear","Smearing changed P from %f to %f",particle->Pt(),tmpt); | |
614 | TLorentzVector tmpvector; | |
615 | tmpvector.SetPtEtaPhiM(tmpt,particle->Eta(), particle->Phi(), particle->GetMass()); | |
616 | // create a new particle with smearing momentum - and no daughter or parent information and the same | |
617 | // vertex | |
618 | ||
619 | TParticle tmparticle(particle->GetPdgCode(), 1, 0, 0,0,0, | |
620 | tmpvector.Px() , tmpvector.Py(), tmpvector.Pz(), tmpvector.Energy(), | |
621 | particle->Vx(), particle->Vy(), particle->Vz(), particle->T()); | |
622 | fInputObject.AddTrack(tmparticle); | |
623 | return; | |
624 | } | |
625 | ||
626 | void AliEMCALJetFinderInputSimPrep::FillPartonTracks(AliEMCALParton *parton) | |
627 | { | |
628 | // Populate parton tracks for input distributions | |
629 | if (fDebug>1) Info("FillPartonTracks","Beginning FillPartonTracks"); | |
630 | Int_t npart = (gAlice->GetHeader())->GetNprimary(); | |
631 | Int_t ntracks =0; | |
632 | TParticlePDG *getpdg; | |
633 | TParticle *tempPart; | |
634 | for (Int_t part = 0; part < npart; part++) | |
635 | { | |
636 | tempPart = gAlice->GetMCApp()->Particle(part); | |
637 | if (tempPart->GetStatusCode() != 1) continue; | |
638 | if ((!fPythiaComparison)&&(tempPart->Eta() > fEtaMax || tempPart->Eta() < fEtaMin || | |
639 | tempPart->Phi() > fPhiMax || tempPart->Phi() < fPhiMin) ){ | |
640 | if (fDebug>10) Info("FillPartonTracks","Excluding particle not pointing at the EMCAL"); | |
641 | continue; | |
642 | } | |
643 | getpdg = tempPart->GetPDG(); | |
644 | if (getpdg->Charge() == 0.0 ) { | |
645 | if (fDebug>10) Info("FillPartonTracks","Excluding a neutral particle"); | |
646 | continue; | |
647 | } | |
648 | if ( (parton->Eta() - tempPart->Eta())*(parton->Eta() - tempPart->Eta()) + | |
649 | (parton->Phi() - tempPart->Phi())*(parton->Phi() - tempPart->Phi()) < 1.0 ) ntracks++; | |
650 | } | |
651 | Float_t *energy = new Float_t[ntracks]; | |
652 | Float_t *eta = new Float_t[ntracks]; | |
653 | Float_t *phi = new Float_t[ntracks]; | |
654 | Int_t *pdg = new Int_t[ntracks]; | |
655 | ntracks=0; | |
656 | for (Int_t part = 0; part < npart; part++) | |
657 | { | |
658 | tempPart = gAlice->GetMCApp()->Particle(part); | |
659 | if (tempPart->GetStatusCode() != 1) continue; | |
660 | if ((!fPythiaComparison)&&(tempPart->Eta() > fEtaMax || tempPart->Eta() < fEtaMin || | |
661 | tempPart->Phi() > fPhiMax || tempPart->Phi() < fPhiMin) ){ | |
662 | if (fDebug>10) Info("FillPartonTracks","Excluding particle not pointing at the EMCAL"); | |
663 | continue; | |
664 | } | |
665 | if (tempPart->GetStatusCode() != 1) continue; | |
666 | getpdg = tempPart->GetPDG(); | |
667 | if (getpdg->Charge() == 0.0 ) { | |
668 | if (fDebug>10) Info("FillPartonTracks","Excluding a neutral particle"); | |
669 | continue; | |
670 | } | |
671 | if ( (parton->Eta() - tempPart->Eta())*(parton->Eta() - tempPart->Eta()) + | |
672 | (parton->Phi() - tempPart->Phi())*(parton->Phi() - tempPart->Phi()) < 1.0 ) | |
673 | { | |
674 | energy[ntracks] = tempPart->Pt(); | |
675 | eta[ntracks] = tempPart->Eta(); | |
676 | phi[ntracks] = tempPart->Phi(); | |
677 | pdg[ntracks] = tempPart->GetPdgCode(); | |
678 | ntracks++; | |
679 | } | |
680 | } | |
681 | parton->SetTrackList(ntracks,energy,eta,phi,pdg); | |
682 | delete[] energy; | |
683 | delete[] eta; | |
684 | delete[] phi; | |
685 | delete[] pdg; | |
686 | } | |
687 |