1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
16 ////////////////////////////////////////////////////////////////////////////
17 // ---- CORRECTION FRAMEWORK ----
18 // class AliCFParticleGenCuts implementation
19 // Using this class a user may define selections relative to
20 // MC particle (AliMCParticle) using generation-level information.
21 ////////////////////////////////////////////////////////////////////////////
22 // author : R. Vernet (renaud.vernet@cern.ch)
23 ////////////////////////////////////////////////////////////////////////////
26 #include "AliCFParticleGenCuts.h"
27 #include "TParticle.h"
28 #include "TParticlePDG.h"
29 #include "AliMCEvent.h"
37 #include "TDecayChannel.h"
38 #include "AliAODMCParticle.h"
39 #include "AliAODEvent.h"
41 ClassImp(AliCFParticleGenCuts)
43 //______________________________
44 AliCFParticleGenCuts::AliCFParticleGenCuts() :
51 fRequireIsSecondary(0),
53 fRequireAbsolutePdg(0),
56 fProdVtxXMin (-1.e+09),
57 fProdVtxYMin (-1.e+09),
58 fProdVtxZMin (-1.e+09),
59 fProdVtxXMax ( 1.e+09),
60 fProdVtxYMax ( 1.e+09),
61 fProdVtxZMax ( 1.e+09),
62 fDecayVtxXMin(-1.e+09),
63 fDecayVtxYMin(-1.e+09),
64 fDecayVtxZMin(-1.e+09),
65 fDecayVtxXMax( 1.e+09),
66 fDecayVtxYMax( 1.e+09),
67 fDecayVtxZMax( 1.e+09),
69 fDecayLengthMax(1.e+09),
74 fhCutCorrelation(0x0),
75 fCutValues(new TArrayF(kNCuts)),
81 for (int i=0; i<kNCuts; i++)
82 for (int j=0; j<kNStepQA; j++)
85 for (int j=0; j<kNStepQA; j++)
89 //______________________________
90 AliCFParticleGenCuts::AliCFParticleGenCuts(const Char_t* name, const Char_t* title) :
91 AliCFCutBase(name,title),
97 fRequireIsSecondary(0),
99 fRequireAbsolutePdg(0),
102 fProdVtxXMin (-1.e+09),
103 fProdVtxYMin (-1.e+09),
104 fProdVtxZMin (-1.e+09),
105 fProdVtxXMax ( 1.e+09),
106 fProdVtxYMax ( 1.e+09),
107 fProdVtxZMax ( 1.e+09),
108 fDecayVtxXMin(-1.e+09),
109 fDecayVtxYMin(-1.e+09),
110 fDecayVtxZMin(-1.e+09),
111 fDecayVtxXMax( 1.e+09),
112 fDecayVtxYMax( 1.e+09),
113 fDecayVtxZMax( 1.e+09),
114 fDecayLengthMin(-1.),
115 fDecayLengthMax(1.e+09),
117 fDecayRxyMax(1.e+09),
119 fhCutStatistics(0x0),
120 fhCutCorrelation(0x0),
121 fCutValues(new TArrayF(kNCuts)),
122 fBitmap(new TBits(0))
127 for (int i=0; i<kNCuts; i++)
128 for (int j=0; j<kNStepQA; j++)
131 for (int j=0; j<kNStepQA; j++)
135 //______________________________
136 AliCFParticleGenCuts::AliCFParticleGenCuts(const AliCFParticleGenCuts& c) :
138 fIsAODMC(c.fIsAODMC),
140 fRequireIsCharged(c.fRequireIsCharged),
141 fRequireIsNeutral(c.fRequireIsNeutral),
142 fRequireIsPrimary(c.fRequireIsPrimary),
143 fRequireIsSecondary(c.fRequireIsSecondary),
144 fRequirePdgCode(c.fRequirePdgCode),
145 fRequireAbsolutePdg(c.fRequireAbsolutePdg),
146 fProdVtxRange2D(c.fProdVtxRange2D),
147 fPdgCode(c.fPdgCode),
148 fProdVtxXMin (c.fProdVtxXMin),
149 fProdVtxYMin (c.fProdVtxYMin),
150 fProdVtxZMin (c.fProdVtxZMin),
151 fProdVtxXMax (c.fProdVtxXMax),
152 fProdVtxYMax (c.fProdVtxYMax),
153 fProdVtxZMax (c.fProdVtxZMax),
154 fDecayVtxXMin(c.fDecayVtxXMin),
155 fDecayVtxYMin(c.fDecayVtxYMin),
156 fDecayVtxZMin(c.fDecayVtxZMin),
157 fDecayVtxXMax(c.fDecayVtxXMax),
158 fDecayVtxYMax(c.fDecayVtxYMax),
159 fDecayVtxZMax(c.fDecayVtxZMax),
160 fDecayLengthMin(c.fDecayLengthMin),
161 fDecayLengthMax(c.fDecayLengthMin),
162 fDecayRxyMin(c.fDecayLengthMin),
163 fDecayRxyMax(c.fDecayLengthMin),
164 fDecayChannel(c.fDecayChannel),
165 fhCutStatistics(new TH1F(*c.fhCutStatistics)),
166 fhCutCorrelation(new TH2F(*c.fhCutCorrelation)),
167 fCutValues(new TArrayF(*c.fCutValues)),
168 fBitmap(new TBits(*c.fBitmap))
173 for (int i=0; i<kNCuts; i++)
174 for (int j=0; j<kNStepQA; j++)
175 fhQA[i][j]=(TH1F*)c.fhQA[i][j]->Clone();
177 for (int j=0; j<kNStepQA; j++)
178 fhProdVtxXY[j]=(TH2F*)c.fhProdVtxXY[j]->Clone();
181 //______________________________
182 AliCFParticleGenCuts& AliCFParticleGenCuts::operator=(const AliCFParticleGenCuts& c)
185 // Assignment operator
188 AliCFCutBase::operator=(c) ;
191 fRequireIsCharged=c.fRequireIsCharged;
192 fRequireIsNeutral=c.fRequireIsNeutral;
193 fRequireIsPrimary=c.fRequireIsPrimary;
194 fRequireIsSecondary=c.fRequireIsSecondary;
195 fRequirePdgCode=c.fRequirePdgCode;
196 fRequireAbsolutePdg=c.fRequireAbsolutePdg;
197 fProdVtxRange2D=c.fProdVtxRange2D;
199 fProdVtxXMin=c.fProdVtxXMin;
200 fProdVtxYMin=c.fProdVtxYMin;
201 fProdVtxZMin=c.fProdVtxZMin;
202 fProdVtxXMax=c.fProdVtxXMax;
203 fProdVtxYMax=c.fProdVtxYMax;
204 fProdVtxZMax=c.fProdVtxZMax;
205 fDecayVtxXMin=c.fDecayVtxXMin;
206 fDecayVtxYMin=c.fDecayVtxYMin;
207 fDecayVtxZMin=c.fDecayVtxZMin;
208 fDecayVtxXMax=c.fDecayVtxXMax;
209 fDecayVtxYMax=c.fDecayVtxYMax;
210 fDecayVtxZMax=c.fDecayVtxZMax;
211 fDecayLengthMin=c.fDecayVtxZMax;
212 fDecayLengthMax=c.fDecayLengthMax;
213 fDecayRxyMin=c.fDecayRxyMin;
214 fDecayRxyMax=c.fDecayRxyMax;
215 fDecayChannel=c.fDecayChannel;
216 fCutValues=new TArrayF(*c.fCutValues);
217 fBitmap=new TBits(*c.fBitmap);
219 if (fhCutStatistics) fhCutStatistics =new TH1F(*c.fhCutStatistics) ;
220 if (fhCutCorrelation) fhCutCorrelation=new TH2F(*c.fhCutCorrelation);
222 for (int i=0; i<kNCuts; i++)
223 for (int j=0; j<kNStepQA; j++)
224 fhQA[i][j]=(TH1F*)c.fhQA[i][j]->Clone();
226 for (int j=0; j<kNStepQA; j++)
227 fhProdVtxXY[j]=(TH2F*)c.fhProdVtxXY[j]->Clone();
232 //______________________________
233 Bool_t AliCFParticleGenCuts::IsSelected(TObject* obj) {
235 // check if selections on 'obj' are passed
236 // 'obj' must be an AliMCParticle
239 if (!obj) return kFALSE ;
241 if (!fIsAODMC) SelectionBitMap((AliMCParticle*) obj);
242 else SelectionBitMap((AliAODMCParticle*)obj);
244 if (fIsQAOn) FillHistograms(obj,0);
246 for (UInt_t icut=0; icut<fBitmap->GetNbits();icut++)
247 if (!fBitmap->TestBitNumber(icut)) return kFALSE ;
249 if (fIsQAOn) FillHistograms(obj,1);
253 //__________________________________________________________________________________
254 void AliCFParticleGenCuts::SelectionBitMap(AliMCParticle* mcPart)
257 // test if the track passes the single cuts
258 // and store the information in a bitmap
261 for (UInt_t i=0; i<kNCuts; i++) {
262 fBitmap->SetBitNumber(i,kFALSE);
263 fCutValues->SetAt((Double32_t)0,i) ;
266 // fill the cut array
267 Double32_t partVx=(Double32_t)mcPart->Xv();
268 Double32_t partVy=(Double32_t)mcPart->Yv();
269 Double32_t partVz=(Double32_t)mcPart->Zv();
271 // calculate the production vertex ellipse
272 Double32_t prodVtxXYmin = 0.;
273 if (fProdVtxXMin>0 && fProdVtxYMin>0)
274 prodVtxXYmin = partVx*partVx/(fProdVtxXMin*fProdVtxXMin) + partVy*partVy/(fProdVtxYMin*fProdVtxYMin);
275 Double32_t prodVtxXYmax = 0.;
276 if(fProdVtxXMax>0 && fProdVtxYMax>0)
277 prodVtxXYmax = partVx*partVx/(fProdVtxXMax*fProdVtxXMax) + partVy*partVy/(fProdVtxYMax*fProdVtxYMax);
279 Double32_t decayVx=0.;
280 Double32_t decayVy=0.;
281 Double32_t decayVz=0.;
282 Double32_t decayL=0.;
283 Double32_t decayRxy=0.;
285 TParticle* part = mcPart->Particle();
286 AliStack* stack = ((AliMCEvent*)fMCInfo)->Stack();
287 TParticle* daughter=0x0;
288 if ( part->GetNDaughters() > 0 ) {
289 daughter = stack->Particle(part->GetFirstDaughter()) ;
290 decayVx=(Double32_t)daughter->Vx();
291 decayVy=(Double32_t)daughter->Vy();
292 decayVz=(Double32_t)daughter->Vz();
293 decayL = TMath::Sqrt(TMath::Power(partVx-decayVx,2) +
294 TMath::Power(partVy-decayVy,2) +
295 TMath::Power(partVz-decayVz,2) ) ;
296 decayRxy = TMath::Sqrt(TMath::Power(decayVx,2) + TMath::Power(decayVy,2) ) ;
299 fCutValues->SetAt(partVx ,kCutProdVtxXMin) ;
300 fCutValues->SetAt(partVy ,kCutProdVtxYMin) ;
301 fCutValues->SetAt(partVz ,kCutProdVtxZMin) ;
302 fCutValues->SetAt(partVx ,kCutProdVtxXMax) ;
303 fCutValues->SetAt(partVy ,kCutProdVtxYMax) ;
304 fCutValues->SetAt(partVz ,kCutProdVtxZMax) ;
305 fCutValues->SetAt(decayVx ,kCutDecVtxXMin) ;
306 fCutValues->SetAt(decayVy ,kCutDecVtxYMin) ;
307 fCutValues->SetAt(decayVz ,kCutDecVtxZMin) ;
308 fCutValues->SetAt(decayVx ,kCutDecVtxXMax) ;
309 fCutValues->SetAt(decayVy ,kCutDecVtxYMax) ;
310 fCutValues->SetAt(decayVz ,kCutDecVtxZMax) ;
311 fCutValues->SetAt(decayL ,kCutDecLgthMin) ;
312 fCutValues->SetAt(decayL ,kCutDecLgthMax) ;
313 fCutValues->SetAt(decayRxy,kCutDecRxyMin) ;
314 fCutValues->SetAt(decayRxy,kCutDecRxyMax) ;
317 if ( fRequireIsCharged || fRequireIsNeutral ) {
318 if (fRequireIsCharged && IsCharged(mcPart)) fCutValues->SetAt((Double32_t)kTRUE,kCutCharge) ;
319 if (fRequireIsNeutral && !IsCharged(mcPart)) fCutValues->SetAt((Double32_t)kTRUE,kCutCharge) ;
321 else fCutValues->SetAt((Double32_t)kTRUE,kCutCharge) ;
323 // cut on primary/secondary
324 if ( fRequireIsPrimary || fRequireIsSecondary) {
325 if (fRequireIsPrimary && IsPrimary(mcPart)) fCutValues->SetAt((Double32_t)kTRUE,kCutPrimSec);
326 if (fRequireIsSecondary && !IsPrimary(mcPart)) fCutValues->SetAt((Double32_t)kTRUE,kCutPrimSec);
328 else fCutValues->SetAt((Double32_t)kTRUE,kCutPrimSec);
331 if ( fRequirePdgCode ) {
332 if (IsA(mcPart,fPdgCode,fRequireAbsolutePdg)) fCutValues->SetAt((Double32_t)kTRUE,kCutPDGCode);
334 else fCutValues->SetAt((Double32_t)kTRUE,kCutPDGCode);
336 // cut on decay channel
337 if ( fDecayChannel ) {
338 Bool_t goodDecay = kTRUE ;
339 Short_t nDaughters = mcPart->Particle()->GetNDaughters() ;
340 if (nDaughters != fDecayChannel->NDaughters()) goodDecay = kFALSE ;
341 //now number of daughters is OK
343 // now check if decay channel is respected
345 for (Int_t iDaughter = 0; iDaughter<nDaughters; iDaughter++) {
346 TParticle* daug = stack->Particle(mcPart->Particle()->GetDaughter(iDaughter)) ;
347 if (daug->GetPdgCode() != fDecayChannel->DaughterPdgCode(iDaughter)) {goodDecay = kFALSE; break;}
350 //second try inverting the order of the daughters
352 for (Int_t iDaughter = 0; iDaughter<nDaughters; iDaughter++) {
353 TParticle* daug = stack->Particle(mcPart->Particle()->GetDaughter(nDaughters-(iDaughter+1))) ;
354 if (daug->GetPdgCode() != fDecayChannel->DaughterPdgCode(iDaughter)) {goodDecay = kFALSE; break;}
357 if (!goodDecay && fRequireAbsolutePdg) {
358 //now tries inverting the sign of the daughters in case the anti-particle is also looked at
361 for (Int_t iDaughter = 0; iDaughter<nDaughters; iDaughter++) {
362 TParticle* daug = stack->Particle(mcPart->Particle()->GetDaughter(iDaughter)) ;
363 if (daug->GetPdgCode() != -fDecayChannel->DaughterPdgCode(iDaughter)) {goodDecay = kFALSE; break;}
366 //fourth try inverting the order of the daughters
368 for (Int_t iDaughter = 0; iDaughter<nDaughters; iDaughter++) {
369 TParticle* daug = stack->Particle(mcPart->Particle()->GetDaughter(nDaughters-(iDaughter+1))) ;
370 if (daug->GetPdgCode() != -fDecayChannel->DaughterPdgCode(iDaughter)) {goodDecay = kFALSE; break;}
373 } //end check anti-particle
374 } //end # daughters OK
375 fCutValues->SetAt((Double32_t)goodDecay,kCutDecayChannel) ;
376 } //end require decay channel
377 else fCutValues->SetAt((Double32_t)kTRUE,kCutDecayChannel);
380 // now array of cut is build, fill the bitmap consequently
382 if ( fCutValues->At(++iCutBit) !=0 ) fBitmap->SetBitNumber(iCutBit,kTRUE);
383 if ( fCutValues->At(++iCutBit) !=0 ) fBitmap->SetBitNumber(iCutBit,kTRUE);
384 if ( fCutValues->At(++iCutBit) !=0 ) fBitmap->SetBitNumber(iCutBit,kTRUE);
387 if ( (!fProdVtxRange2D && fCutValues->At(iCutBit) > fProdVtxXMin)
388 || ( fProdVtxRange2D && (fProdVtxXMin>0 && fProdVtxYMin>0) && prodVtxXYmin >= 1)
389 || ( fProdVtxRange2D && (fProdVtxXMin<=0 || fProdVtxYMin<=0) ) )
390 fBitmap->SetBitNumber(iCutBit,kTRUE);
393 if ( (!fProdVtxRange2D && fCutValues->At(iCutBit) < fProdVtxXMax)
394 || ( fProdVtxRange2D && (fProdVtxXMax>0 && fProdVtxYMax>0) && prodVtxXYmax <= 1)
395 || ( fProdVtxRange2D && (fProdVtxXMax<=0 || fProdVtxYMax<=0) ) )
396 fBitmap->SetBitNumber(iCutBit,kTRUE);
399 if ( (!fProdVtxRange2D && fCutValues->At(iCutBit) > fProdVtxYMin)
400 || ( fProdVtxRange2D && (fProdVtxXMin>0 && fProdVtxYMin>0) && prodVtxXYmin >= 1)
401 || ( fProdVtxRange2D && (fProdVtxXMin<=0 || fProdVtxYMin<=0) ) )
402 fBitmap->SetBitNumber(iCutBit,kTRUE);
405 if ( (!fProdVtxRange2D && fCutValues->At(iCutBit) < fProdVtxYMax)
406 || ( fProdVtxRange2D && (fProdVtxXMax>0 && fProdVtxYMax>0) && prodVtxXYmax <= 1)
407 || ( fProdVtxRange2D && (fProdVtxXMax<=0 || fProdVtxYMax<=0) ) )
408 fBitmap->SetBitNumber(iCutBit,kTRUE);
410 if ( fCutValues->At(++iCutBit) > fProdVtxZMin) fBitmap->SetBitNumber(iCutBit,kTRUE);
411 if ( fCutValues->At(++iCutBit) < fProdVtxZMax) fBitmap->SetBitNumber(iCutBit,kTRUE);
412 if ( fCutValues->At(++iCutBit) > fDecayVtxXMin) fBitmap->SetBitNumber(iCutBit,kTRUE);
413 if ( fCutValues->At(++iCutBit) < fDecayVtxXMax) fBitmap->SetBitNumber(iCutBit,kTRUE);
414 if ( fCutValues->At(++iCutBit) > fDecayVtxYMin) fBitmap->SetBitNumber(iCutBit,kTRUE);
415 if ( fCutValues->At(++iCutBit) < fDecayVtxYMax) fBitmap->SetBitNumber(iCutBit,kTRUE);
416 if ( fCutValues->At(++iCutBit) > fDecayVtxZMin) fBitmap->SetBitNumber(iCutBit,kTRUE);
417 if ( fCutValues->At(++iCutBit) < fDecayVtxZMax) fBitmap->SetBitNumber(iCutBit,kTRUE);
418 if ( fCutValues->At(++iCutBit) > fDecayLengthMin) fBitmap->SetBitNumber(iCutBit,kTRUE);
419 if ( fCutValues->At(++iCutBit) < fDecayLengthMax) fBitmap->SetBitNumber(iCutBit,kTRUE);
420 if ( fCutValues->At(++iCutBit) > fDecayRxyMin) fBitmap->SetBitNumber(iCutBit,kTRUE);
421 if ( fCutValues->At(++iCutBit) < fDecayRxyMax) fBitmap->SetBitNumber(iCutBit,kTRUE);
422 if ( fCutValues->At(++iCutBit) != 0 ) fBitmap->SetBitNumber(iCutBit,kTRUE);
425 //__________________________________________________________________________________
426 void AliCFParticleGenCuts::SelectionBitMap(AliAODMCParticle* mcPart)
429 // test if the track passes the single cuts
430 // and store the information in a bitmap
433 for (UInt_t i=0; i<kNCuts; i++) {
434 fBitmap->SetBitNumber(i,kFALSE);
435 fCutValues->SetAt((Double32_t)0,i) ;
438 // fill the cut array
439 Double32_t partVx=(Double32_t)mcPart->Xv();
440 Double32_t partVy=(Double32_t)mcPart->Yv();
441 Double32_t partVz=(Double32_t)mcPart->Zv();
443 // calculate the production vertex ellipse
444 Double32_t prodVtxXYmin = 0.;
445 if (fProdVtxXMin!=0 && fProdVtxYMin!=0)
446 prodVtxXYmin = partVx*partVx/(fProdVtxXMin*fProdVtxXMin) + partVy*partVy/(fProdVtxYMin*fProdVtxYMin);
447 Double32_t prodVtxXYmax = 0.;
448 if(fProdVtxXMax!=0 && fProdVtxYMax!=0)
449 prodVtxXYmax = partVx*partVx/(fProdVtxXMax*fProdVtxXMax) + partVy*partVy/(fProdVtxYMax*fProdVtxYMax);
451 Double32_t decayVx=0.;
452 Double32_t decayVy=0.;
453 Double32_t decayVz=0.;
454 Double32_t decayL=0.;
455 Double32_t decayRxy=0.;
457 AliAODEvent* aod = dynamic_cast<AliAODEvent*>(fMCInfo);
460 AliError("AOD event casting failed");
464 TClonesArray* mcArray = dynamic_cast<TClonesArray*>(aod->FindListObject(AliAODMCParticle::StdBranchName()));
466 AliError("array casting failed");
469 AliAODMCParticle* daughter = 0x0 ;
471 if (mcPart->GetDaughter(0)>0) {
472 daughter = dynamic_cast<AliAODMCParticle*>(mcArray->At(mcPart->GetDaughter(0)));
474 AliError("daughter casting failed");
478 decayVx=(Double32_t)daughter->Xv();
479 decayVy=(Double32_t)daughter->Yv();
480 decayVz=(Double32_t)daughter->Zv();
481 decayL = TMath::Sqrt(TMath::Power(partVx-decayVx,2) +
482 TMath::Power(partVy-decayVy,2) +
483 TMath::Power(partVz-decayVz,2) ) ;
484 decayRxy = TMath::Sqrt(TMath::Power(decayVx,2) + TMath::Power(decayVy,2) ) ;
488 fCutValues->SetAt(partVx ,kCutProdVtxXMin) ;
489 fCutValues->SetAt(partVy ,kCutProdVtxYMin) ;
490 fCutValues->SetAt(partVz ,kCutProdVtxZMin) ;
491 fCutValues->SetAt(partVx ,kCutProdVtxXMax) ;
492 fCutValues->SetAt(partVy ,kCutProdVtxYMax) ;
493 fCutValues->SetAt(partVz ,kCutProdVtxZMax) ;
494 fCutValues->SetAt(decayVx ,kCutDecVtxXMin) ;
495 fCutValues->SetAt(decayVy ,kCutDecVtxYMin) ;
496 fCutValues->SetAt(decayVz ,kCutDecVtxZMin) ;
497 fCutValues->SetAt(decayVx ,kCutDecVtxXMax) ;
498 fCutValues->SetAt(decayVy ,kCutDecVtxYMax) ;
499 fCutValues->SetAt(decayVz ,kCutDecVtxZMax) ;
500 fCutValues->SetAt(decayL ,kCutDecLgthMin) ;
501 fCutValues->SetAt(decayL ,kCutDecLgthMax) ;
502 fCutValues->SetAt(decayRxy,kCutDecRxyMin) ;
503 fCutValues->SetAt(decayRxy,kCutDecRxyMax) ;
506 if ( fRequireIsCharged || fRequireIsNeutral ) {
507 if (fRequireIsCharged && IsCharged(mcPart)) fCutValues->SetAt((Double32_t)kTRUE,kCutCharge) ;
508 if (fRequireIsNeutral && !IsCharged(mcPart)) fCutValues->SetAt((Double32_t)kTRUE,kCutCharge) ;
510 else fCutValues->SetAt((Double32_t)kTRUE,kCutCharge) ;
512 // cut on primary/secondary
513 if ( fRequireIsPrimary || fRequireIsSecondary) {
514 if (fRequireIsPrimary && IsPrimary(mcPart)) fCutValues->SetAt((Double32_t)kTRUE,kCutPrimSec);
515 if (fRequireIsSecondary && !IsPrimary(mcPart)) fCutValues->SetAt((Double32_t)kTRUE,kCutPrimSec);
517 else fCutValues->SetAt((Double32_t)kTRUE,kCutPrimSec);
520 if ( fRequirePdgCode ) {
521 if (IsA(mcPart,fPdgCode,fRequireAbsolutePdg)) fCutValues->SetAt((Double32_t)kTRUE,kCutPDGCode);
523 else fCutValues->SetAt((Double32_t)kTRUE,kCutPDGCode);
525 // cut on decay channel
526 if ( fDecayChannel ) {
527 Bool_t goodDecay = kTRUE ;
528 Short_t nDaughters = 0 ;
529 if (mcPart->GetDaughter(0) >=0) nDaughters = 1 + mcPart->GetDaughter(1) - mcPart->GetDaughter(0);
531 if (nDaughters != fDecayChannel->NDaughters()) goodDecay = kFALSE ;
533 // now check if decay channel is respected
535 for (Int_t iDaughter = 0 ; iDaughter<nDaughters; iDaughter++) {
536 AliAODMCParticle* daug = dynamic_cast<AliAODMCParticle*>(mcArray->At(mcPart->GetDaughter(0)+iDaughter));
538 AliError("daughter: casting failed");
541 if (daug->GetPdgCode() != fDecayChannel->DaughterPdgCode(iDaughter)) {goodDecay = kFALSE; break;}
544 //second try inverting the order of the daughters
546 for (Int_t iDaughter = 0 ; iDaughter<nDaughters; iDaughter++) {
547 AliAODMCParticle* daug = dynamic_cast<AliAODMCParticle*>(mcArray->At(mcPart->GetDaughter(1)-iDaughter));
548 if (!daug) {AliFatal(""); return;}
549 if (daug->GetPdgCode() != fDecayChannel->DaughterPdgCode(iDaughter)) {goodDecay = kFALSE; break;}
553 fCutValues->SetAt((Double32_t)goodDecay,kCutDecayChannel) ;
555 else fCutValues->SetAt((Double32_t)kTRUE,kCutDecayChannel);
558 // now array of cut is build, fill the bitmap consequently
560 if ( fCutValues->At(++iCutBit) !=0 ) fBitmap->SetBitNumber(iCutBit,kTRUE);
561 if ( fCutValues->At(++iCutBit) !=0 ) fBitmap->SetBitNumber(iCutBit,kTRUE);
562 if ( fCutValues->At(++iCutBit) !=0 ) fBitmap->SetBitNumber(iCutBit,kTRUE);
565 if ( (!fProdVtxRange2D && fCutValues->At(iCutBit) > fProdVtxXMin)
566 || ( fProdVtxRange2D && prodVtxXYmin >= 1)) fBitmap->SetBitNumber(iCutBit,kTRUE);
569 if ( (!fProdVtxRange2D && fCutValues->At(iCutBit) < fProdVtxXMax)
570 || ( fProdVtxRange2D && prodVtxXYmax <= 1)) fBitmap->SetBitNumber(iCutBit,kTRUE);
573 if ( (!fProdVtxRange2D && fCutValues->At(iCutBit) > fProdVtxYMin)
574 || ( fProdVtxRange2D && prodVtxXYmin >= 1)) fBitmap->SetBitNumber(iCutBit,kTRUE);
577 if ( (!fProdVtxRange2D && fCutValues->At(iCutBit) < fProdVtxYMax)
578 || ( fProdVtxRange2D && prodVtxXYmax <= 1)) fBitmap->SetBitNumber(iCutBit,kTRUE);
580 if ( fCutValues->At(++iCutBit) > fProdVtxZMin) fBitmap->SetBitNumber(iCutBit,kTRUE);
581 if ( fCutValues->At(++iCutBit) < fProdVtxZMax) fBitmap->SetBitNumber(iCutBit,kTRUE);
582 if ( fCutValues->At(++iCutBit) > fDecayVtxXMin) fBitmap->SetBitNumber(iCutBit,kTRUE);
583 if ( fCutValues->At(++iCutBit) < fDecayVtxXMax) fBitmap->SetBitNumber(iCutBit,kTRUE);
584 if ( fCutValues->At(++iCutBit) > fDecayVtxYMin) fBitmap->SetBitNumber(iCutBit,kTRUE);
585 if ( fCutValues->At(++iCutBit) < fDecayVtxYMax) fBitmap->SetBitNumber(iCutBit,kTRUE);
586 if ( fCutValues->At(++iCutBit) > fDecayVtxZMin) fBitmap->SetBitNumber(iCutBit,kTRUE);
587 if ( fCutValues->At(++iCutBit) < fDecayVtxZMax) fBitmap->SetBitNumber(iCutBit,kTRUE);
588 if ( fCutValues->At(++iCutBit) > fDecayLengthMin) fBitmap->SetBitNumber(iCutBit,kTRUE);
589 if ( fCutValues->At(++iCutBit) < fDecayLengthMax) fBitmap->SetBitNumber(iCutBit,kTRUE);
590 if ( fCutValues->At(++iCutBit) > fDecayRxyMin) fBitmap->SetBitNumber(iCutBit,kTRUE);
591 if ( fCutValues->At(++iCutBit) < fDecayRxyMax) fBitmap->SetBitNumber(iCutBit,kTRUE);
592 if ( fCutValues->At(++iCutBit) != 0 ) fBitmap->SetBitNumber(iCutBit,kTRUE);
596 //__________________________________________________________________________________
597 void AliCFParticleGenCuts::FillHistograms(TObject* /*obj*/, Bool_t afterCuts)
600 // fill the QA histograms
603 for (int iCutNumber = 0; iCutNumber < kNCuts; iCutNumber++)
604 fhQA[iCutNumber][afterCuts]->Fill(fCutValues->At(iCutNumber));
606 fhProdVtxXY[afterCuts]->Fill(fCutValues->At(4),fCutValues->At(5));
608 // fill cut statistics and cut correlation histograms with information from the bitmap
609 if (afterCuts) return;
611 // Number of single cuts in this class
612 UInt_t ncuts = fBitmap->GetNbits();
613 for(UInt_t bit=0; bit<ncuts;bit++) {
614 if (!fBitmap->TestBitNumber(bit)) {
615 fhCutStatistics->Fill(bit+1);
616 for (UInt_t bit2=bit; bit2<ncuts;bit2++) {
617 if (!fBitmap->TestBitNumber(bit2))
618 fhCutCorrelation->Fill(bit+1,bit2+1);
624 //__________________________________________________________________________________
625 void AliCFParticleGenCuts::AddQAHistograms(TList *qaList) {
627 // saves the histograms in a TList
632 qaList->Add(fhCutStatistics);
633 qaList->Add(fhCutCorrelation);
635 for (Int_t j=0; j<kNStepQA; j++) {
636 qaList->Add(fhProdVtxXY[j]);
637 for(Int_t i=0; i<kNCuts; i++)
638 qaList->Add(fhQA[i][j]);
642 //__________________________________________________________________________________
643 void AliCFParticleGenCuts::DefineHistograms() {
645 // histograms for cut variables, cut statistics and cut correlations
649 // book cut statistics and cut correlation histograms
650 fhCutStatistics = new TH1F(Form("%s_cut_statistics",GetName()),"",kNCuts,0.5,kNCuts+0.5);
651 fhCutStatistics->SetLineWidth(2);
653 fhCutStatistics->GetXaxis()->SetBinLabel(k,"charge") ; k++;
654 fhCutStatistics->GetXaxis()->SetBinLabel(k,"prim/sec") ; k++;
655 fhCutStatistics->GetXaxis()->SetBinLabel(k,"PDG") ; k++;
656 fhCutStatistics->GetXaxis()->SetBinLabel(k,"VtxXMin") ; k++;
657 fhCutStatistics->GetXaxis()->SetBinLabel(k,"VtxXMax") ; k++;
658 fhCutStatistics->GetXaxis()->SetBinLabel(k,"VtxYMin") ; k++;
659 fhCutStatistics->GetXaxis()->SetBinLabel(k,"VtxYMax") ; k++;
660 fhCutStatistics->GetXaxis()->SetBinLabel(k,"VtxZMin") ; k++;
661 fhCutStatistics->GetXaxis()->SetBinLabel(k,"DecZMax") ; k++;
662 fhCutStatistics->GetXaxis()->SetBinLabel(k,"DecXMin") ; k++;
663 fhCutStatistics->GetXaxis()->SetBinLabel(k,"DecXMax") ; k++;
664 fhCutStatistics->GetXaxis()->SetBinLabel(k,"DecYMin") ; k++;
665 fhCutStatistics->GetXaxis()->SetBinLabel(k,"DecYMax") ; k++;
666 fhCutStatistics->GetXaxis()->SetBinLabel(k,"DecZMin") ; k++;
667 fhCutStatistics->GetXaxis()->SetBinLabel(k,"DecZMax") ; k++;
668 fhCutStatistics->GetXaxis()->SetBinLabel(k,"DecLgthMin") ; k++;
669 fhCutStatistics->GetXaxis()->SetBinLabel(k,"DecLgthMax") ; k++;
670 fhCutStatistics->GetXaxis()->SetBinLabel(k,"DecRxyMin") ; k++;
671 fhCutStatistics->GetXaxis()->SetBinLabel(k,"DecRxyMax") ; k++;
672 fhCutStatistics->GetXaxis()->SetBinLabel(k,"DecChannel") ; k++;
675 fhCutCorrelation = new TH2F(Form("%s_cut_correlation",GetName()),"",kNCuts,0.5,kNCuts+0.5,kNCuts,0.5,kNCuts+0.5);
676 fhCutCorrelation->SetLineWidth(2);
677 for (k=1; k<=kNCuts; k++) {
678 fhCutCorrelation->GetXaxis()->SetBinLabel(k,fhCutStatistics->GetXaxis()->GetBinLabel(k));
679 fhCutCorrelation->GetYaxis()->SetBinLabel(k,fhCutStatistics->GetXaxis()->GetBinLabel(k));
683 for (int i=0; i<kNStepQA; i++) {
684 if (i==0) snprintf(str,5," ");
685 else snprintf(str,5,"_cut");
686 fhQA[kCutCharge] [i] = new TH1F(Form("%s_charge%s" ,GetName(),str),"",2,0,2);
687 fhQA[kCutPrimSec] [i] = new TH1F(Form("%s_primSec%s" ,GetName(),str),"",2,0,2);
688 fhQA[kCutPDGCode] [i] = new TH1F(Form("%s_pdgCode%s" ,GetName(),str),"",2,0,2);
689 fhQA[kCutProdVtxXMin] [i] = new TH1F(Form("%s_prodVtxXMin%s" ,GetName(),str),"",100,-10,10);
690 fhQA[kCutProdVtxXMax] [i] = new TH1F(Form("%s_prodVtxXMax%s" ,GetName(),str),"",100,-10,10);
691 fhQA[kCutProdVtxYMin] [i] = new TH1F(Form("%s_prodVtxYMin%s" ,GetName(),str),"",100,-10,10);
692 fhQA[kCutProdVtxYMax] [i] = new TH1F(Form("%s_prodVtxYMax%s" ,GetName(),str),"",100,-10,10);
693 fhQA[kCutProdVtxZMin] [i] = new TH1F(Form("%s_prodVtxZMin%s" ,GetName(),str),"",100,-10,10);
694 fhQA[kCutProdVtxZMax] [i] = new TH1F(Form("%s_prodVtxZMax%s" ,GetName(),str),"",100,-10,10);
695 fhQA[kCutDecVtxXMin] [i] = new TH1F(Form("%s_decVtxXMin%s" ,GetName(),str),"",100,0,10);
696 fhQA[kCutDecVtxXMax] [i] = new TH1F(Form("%s_decVtxXMax%s" ,GetName(),str),"",100,0,10);
697 fhQA[kCutDecVtxYMin] [i] = new TH1F(Form("%s_decVtxYMin%s" ,GetName(),str),"",100,0,10);
698 fhQA[kCutDecVtxYMax] [i] = new TH1F(Form("%s_decVtxYMax%s" ,GetName(),str),"",100,0,10);
699 fhQA[kCutDecVtxZMin] [i] = new TH1F(Form("%s_decVtxZMin%s" ,GetName(),str),"",100,0,10);
700 fhQA[kCutDecVtxZMax] [i] = new TH1F(Form("%s_decVtxZMax%s" ,GetName(),str),"",100,0,10);
701 fhQA[kCutDecLgthMin] [i] = new TH1F(Form("%s_decLengthMin%s",GetName(),str),"",100,0,10);
702 fhQA[kCutDecLgthMax] [i] = new TH1F(Form("%s_decLengthMax%s",GetName(),str),"",100,0,10);
703 fhQA[kCutDecRxyMin] [i] = new TH1F(Form("%s_decRxyMin%s" ,GetName(),str),"",100,0,10);
704 fhQA[kCutDecRxyMax] [i] = new TH1F(Form("%s_decRxyMax%s" ,GetName(),str),"",100,0,10);
705 fhQA[kCutDecayChannel][i] = new TH1F(Form("%s_decayChannel%s",GetName(),str),"",2,0,2);
706 fhProdVtxXY [i] = new TH2F(Form("%s_prodVtxXY%s" ,GetName(),str),"",100,0,10,100,0,10);
707 fhProdVtxXY [i] ->GetXaxis()->SetTitle("x_{production vertex}");
708 fhProdVtxXY [i] ->GetYaxis()->SetTitle("y_{production vertex}");
709 fhQA[kCutProdVtxXMax] [i] ->GetXaxis()->SetTitle("x_{production vertex}");
710 fhQA[kCutProdVtxYMax] [i] ->GetXaxis()->SetTitle("y_{production vertex}");
712 for(Int_t i=0; i<kNCuts; i++) fhQA[i][1]->SetLineColor(color);
716 //______________________________
717 Bool_t AliCFParticleGenCuts::IsCharged(AliVParticle *mcPart) {
719 //check if particle is charged.
721 if (mcPart->Charge()==0) return kFALSE;
724 //______________________________
725 Bool_t AliCFParticleGenCuts::IsPrimary(AliMCParticle *mcPart) {
727 //check if particle is primary (standard definition)
730 AliStack* stack = ((AliMCEvent*)fMCInfo)->Stack();
732 if (!stack->IsPhysicalPrimary(mcPart->GetLabel())) return kFALSE;
735 //______________________________
736 Bool_t AliCFParticleGenCuts::IsPrimary(AliAODMCParticle *mcPart) {
738 //check if particle is primary (standard definition)
741 if (!mcPart->IsPhysicalPrimary()) return kFALSE;
744 //______________________________
745 Bool_t AliCFParticleGenCuts::IsPrimaryCharged(AliVParticle *mcPart) {
747 //check if a charged particle is primary (standard definition)
751 if (!IsPrimary((AliMCParticle*)mcPart) || !IsCharged(mcPart)) return kFALSE ;
754 if (!IsPrimary((AliAODMCParticle*)mcPart) || !IsCharged(mcPart)) return kFALSE ;
758 //______________________________
759 Bool_t AliCFParticleGenCuts::IsA(AliMCParticle *mcPart, Int_t pdg, Bool_t abs) {
761 //Check on the pdg code of the MC particle. if abs=kTRUE then check on the
764 TParticle* part = mcPart->Particle();
765 Int_t pdgCode = part->GetPdgCode();
768 pdgCode = TMath::Abs(pdgCode);
769 pdg = TMath::Abs(pdg);
771 if (pdgCode != pdg ) return kFALSE;
774 //______________________________
775 Bool_t AliCFParticleGenCuts::IsA(AliAODMCParticle *mcPart, Int_t pdg, Bool_t abs) {
777 //Check on the pdg code of the MC particle. if abs=kTRUE then check on the
780 Int_t pdgCode = mcPart->GetPdgCode();
783 pdgCode = TMath::Abs(pdgCode);
784 pdg = TMath::Abs(pdg);
786 if (pdgCode != pdg ) return kFALSE;
789 //______________________________
790 void AliCFParticleGenCuts::SetMCEventInfo(const TObject* mcEvent) {
792 // Sets pointer to MC event information (AliMCEvent)
796 AliError("Pointer to MC Event is null !");
800 TString className(mcEvent->ClassName());
801 if (className.CompareTo("AliMCEvent") != 0 && className.CompareTo("AliAODEvent") != 0) {
802 AliError("argument must point to an AliMCEvent or an AliAODEvent !");
806 fMCInfo = (AliVEvent*)mcEvent ;