1 /**************************************************************************
2 * Copyright(c) 1998-2010, 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 **************************************************************************/
18 /////////////////////////////////////////////////////////////
20 // Class for cuts on AOD reconstructed Lc->V0+X
22 // Modified by A.De Caro - decaro@sa.infn.it
24 /////////////////////////////////////////////////////////////
26 #include <Riostream.h>
28 #include <TDatabasePDG.h>
31 #include "AliAnalysisManager.h"
32 #include "AliInputEventHandler.h"
33 #include "AliPIDResponse.h"
34 #include "AliRDHFCutsLctoV0.h"
35 #include "AliAODRecoCascadeHF.h"
36 #include "AliAODTrack.h"
37 #include "AliESDtrack.h"
38 #include "AliESDVertex.h"
39 #include "AliAODVertex.h"
46 ClassImp(AliRDHFCutsLctoV0)
48 //--------------------------------------------------------------------------
49 AliRDHFCutsLctoV0::AliRDHFCutsLctoV0(const char* name, Short_t /*v0channel*/) :
58 // Default Constructor
63 TString varNames[nvars]={"Lc inv. mass if K0S [GeV/c2]", // 0
64 "Lc inv. mass if Lambda [GeV/c2]", // 1
65 "K0S inv. mass [GeV/c2]", // 2
66 "Lambda/LambdaBar inv. mass[GeV/c2]", // 3
67 "pT min bachelor track [GeV/c]", // 4
68 "pT min V0-positive track [GeV/c]", // 5
69 "pT min V0-negative track [GeV/c]", // 6
70 "dca cascade (prong-to-prong) cut [cm]", // 7
71 "dca V0 (prong-to-prong) cut [number of sigmas]", // 8
72 "V0 cosPA min wrt PV", // 9
73 "d0 max bachelor wrt PV [cm]", // 10
74 "d0 max V0 wrt PV [cm]", // 11
75 "mass K0S veto [GeV/c2]", // 12
76 "mass Lambda/LambdaBar veto [GeV/c2]", // 13
77 "mass Gamma veto [GeV/c2]", // 14
78 "pT min V0 track [GeV/c]", // 15
82 Bool_t isUpperCut[nvars]={kTRUE, // 0
100 SetVarNames(nvars,varNames,isUpperCut);
101 Bool_t forOpt[nvars]={kFALSE, // 0
119 SetVarsForOpt(nvars,forOpt);
121 Float_t limits[2]={0,999999999.};
139 //--------------------------------------------------------------------------
140 AliRDHFCutsLctoV0::AliRDHFCutsLctoV0(const AliRDHFCutsLctoV0 &source) :
142 fPidSelectionFlag(source.fPidSelectionFlag),
146 fV0Type(source.fV0Type)
147 /*fV0channel(source.fV0channel)*/
153 if (source.fPidHFV0pos) fPidHFV0pos = new AliAODPidHF(*(source.fPidHFV0pos));
154 else fPidHFV0pos = new AliAODPidHF();
155 if (source.fPidHFV0neg) fPidHFV0neg = new AliAODPidHF(*(source.fPidHFV0neg));
156 else fPidHFV0neg = new AliAODPidHF();
158 if (source.fV0daughtersCuts) fV0daughtersCuts = new AliESDtrackCuts(*(source.fV0daughtersCuts));
159 else fV0daughtersCuts = new AliESDtrackCuts();
162 //--------------------------------------------------------------------------
163 AliRDHFCutsLctoV0 &AliRDHFCutsLctoV0::operator=(const AliRDHFCutsLctoV0 &source)
166 // assignment operator
169 if (this != &source) {
171 AliRDHFCuts::operator=(source);
172 fPidSelectionFlag = source.fPidSelectionFlag;
174 fPidHFV0pos = new AliAODPidHF(*(source.fPidHFV0pos));
176 fPidHFV0neg = new AliAODPidHF(*(source.fPidHFV0neg));
178 delete fV0daughtersCuts;
179 fV0daughtersCuts = new AliESDtrackCuts(*(source.fV0daughtersCuts));
181 fV0Type = source.fV0Type;
189 //---------------------------------------------------------------------------
190 AliRDHFCutsLctoV0::~AliRDHFCutsLctoV0() {
192 // Default Destructor
204 if (fV0daughtersCuts) {
205 delete fV0daughtersCuts;
211 //---------------------------------------------------------------------------
212 void AliRDHFCutsLctoV0::GetCutVarsForOpt(AliAODRecoDecayHF *d,Float_t *vars,Int_t nvars,Int_t *pdgdaughters) {
214 // Fills in vars the values of the variables
217 if (pdgdaughters[0]==-9999) return; // dummy
219 if (nvars!=fnVarsForOpt) {
220 printf("AliRDHFCutsLctoV0::GetCutVarsForOpt: wrong number of variables\n");
224 Double_t mLcPDG = TDatabasePDG::Instance()->GetParticle(4122)->Mass();
225 Double_t mk0sPDG = TDatabasePDG::Instance()->GetParticle(310)->Mass();
226 Double_t mLPDG = TDatabasePDG::Instance()->GetParticle(3122)->Mass();
228 AliAODRecoCascadeHF *dd = (AliAODRecoCascadeHF*)d;
230 // Get the v0 and all daughter tracks
231 AliAODTrack *bachelorTrack = (AliAODTrack*)dd->GetBachelor();
232 AliAODv0 *v0 = (AliAODv0*)dd->Getv0();
233 AliAODTrack *v0positiveTrack = (AliAODTrack*)dd->Getv0PositiveTrack();
234 AliAODTrack *v0negativeTrack = (AliAODTrack*)dd->Getv0NegativeTrack();
237 // cut on cascade mass, if K0S + p
238 if (fVarsForOpt[0]) {
240 vars[iter]=TMath::Abs(dd->InvMassLctoK0sP()-mLcPDG);
242 // cut on cascade mass, if Lambda/LambdaBar + pi
243 if (fVarsForOpt[1]) {
245 vars[iter]=TMath::Abs(dd->InvMassLctoLambdaPi()-mLcPDG);
248 // cut on V0 mass if K0S
249 if (fVarsForOpt[2]) {
251 vars[iter]=TMath::Abs(v0->MassK0Short()-mk0sPDG);
254 // cut on V0 mass if Lambda/LambdaBar
255 if (fVarsForOpt[3]) {
257 if (bachelorTrack->Charge()==1) {
259 vars[iter]=TMath::Abs(v0->MassLambda()-mLPDG);
260 } else if (bachelorTrack->Charge()==-1) {
262 vars[iter]=TMath::Abs(v0->MassAntiLambda()-mLPDG);
267 // cut bachelor min pt
268 if (fVarsForOpt[4]) {
270 vars[iter]=bachelorTrack->Pt();
273 // cut on V0-positive min pt
274 if (fVarsForOpt[5]) {
276 vars[iter]=v0positiveTrack->Pt();
279 // cut on V0-negative min pt
280 if (fVarsForOpt[6]) {
282 vars[iter]=v0negativeTrack->Pt();
285 // cut on cascade dca (prong-to-prong)
286 if (fVarsForOpt[7]) {
288 vars[iter]=dd->GetDCA(); // prong-to-prong cascade DCA
291 // cut on V0 dca (prong-to-prong)
292 if (fVarsForOpt[8]) {
294 vars[iter]=v0->GetDCA(); // prong-to-prong V0 DCA
297 // cut on V0 cosPA wrt PV
298 if (fVarsForOpt[9]) {
300 vars[iter]=dd->CosV0PointingAngle(); // cosine of V0 pointing angle wrt primary vertex
303 // cut on bachelor transverse impact parameter wrt PV
304 if (fVarsForOpt[10]) {
306 vars[iter]=dd->Getd0Prong(0); // bachelor transverse impact parameter wrt primary vertex
309 // cut on V0 transverse impact parameter wrt PV
310 if (fVarsForOpt[11]) {
312 vars[iter]=dd->Getd0Prong(1); // V0 transverse impact parameter wrt primary vertex
315 // cut on K0S invariant mass veto
316 if (fVarsForOpt[12]) {
318 vars[iter]=TMath::Abs(v0->MassK0Short()-mk0sPDG); // K0S invariant mass veto
321 // cut on Lambda/LambdaBar invariant mass veto
322 if (fVarsForOpt[13]) {
324 if (bachelorTrack->Charge()==1) {
326 vars[iter]=TMath::Abs(v0->MassLambda()-mLPDG);
327 } else if (bachelorTrack->Charge()==-1) {
329 vars[iter]=TMath::Abs(v0->MassAntiLambda()-mLPDG);
334 // cut on gamma invariant mass veto
335 if (fVarsForOpt[14]) {
337 vars[iter]= v0->InvMass2Prongs(0,1,11,11); // gamma invariant mass veto
342 if (fVarsForOpt[15]) {
344 vars[iter]= v0->Pt(); // V0 pT min
350 //---------------------------------------------------------------------------
351 Int_t AliRDHFCutsLctoV0::IsSelected(TObject* obj,Int_t selectionLevel) {
357 cout<<"Cut matrice not inizialized. Exit..."<<endl;
363 AliAODRecoCascadeHF* d = (AliAODRecoCascadeHF*)obj;
365 AliDebug(2,"AliAODRecoCascadeHF null");
369 if (!d->GetSecondaryVtx()) {
370 AliDebug(2,"No secondary vertex for cascade");
374 if (d->GetNDaughters()!=2) {
375 AliDebug(2,Form("No 2 daughters for current cascade (nDaughters=%d)",d->GetNDaughters()));
379 AliVTrack *cascTrk0 = dynamic_cast<AliVTrack*>(d->GetDaughter(0));
380 AliVTrack *cascTrk1 = dynamic_cast<AliVTrack*>(d->GetDaughter(1));
381 if (!cascTrk0 || !cascTrk1) {
382 AliDebug(2,"At least one of V0daughters doesn't exist");
386 AliAODv0 * v0 = dynamic_cast<AliAODv0*>(d->Getv0());
387 AliAODTrack * bachelorTrack = dynamic_cast<AliAODTrack*>(d->GetBachelor());
388 if (!v0 || !bachelorTrack) {
389 AliDebug(2,"No V0 or no bachelor for current cascade");
393 if (bachelorTrack->GetID()<0) {
394 AliDebug(2,Form("Bachelor has negative ID %d",bachelorTrack->GetID()));
398 if (!v0->GetSecondaryVtx()) {
399 AliDebug(2,"No secondary vertex for V0 by cascade");
403 if (v0->GetNDaughters()!=2) {
404 AliDebug(2,Form("No 2 daughters for V0 of current cascade (onTheFly=%d, nDaughters=%d)",v0->GetOnFlyStatus(),v0->GetNDaughters()));
409 // Get the V0 daughter tracks
410 AliAODTrack *v0positiveTrack = dynamic_cast<AliAODTrack*>(d->Getv0PositiveTrack());
411 AliAODTrack *v0negativeTrack = dynamic_cast<AliAODTrack*>(d->Getv0NegativeTrack());
412 //AliVTrack *trk0 = dynamic_cast<AliVTrack*>(v0->GetDaughter(0));
413 //AliVTrack *trk1 = dynamic_cast<AliVTrack*>(v0->GetDaughter(1));
414 if (!v0positiveTrack || !v0negativeTrack ) {
415 AliDebug(2,"No V0 daughters' objects");
419 if (v0positiveTrack->GetLabel()<0 || v0negativeTrack->GetLabel()<0) {
420 AliDebug(2,Form("At least one of V0daughters has label negative (%d %d)",v0positiveTrack->GetLabel(),v0negativeTrack->GetLabel()));
424 if (v0positiveTrack->GetID()<0 || v0negativeTrack->GetID()<0) {
425 AliDebug(2,Form("At least one of V0 daughters has negative ID %d %d",v0positiveTrack->GetID(),v0negativeTrack->GetID()));
430 //if(fUseTrackSelectionWithFilterBits && d->HasBadDaughters()) return 0;
432 // selection on daughter tracks
433 if (selectionLevel==AliRDHFCuts::kAll ||
434 selectionLevel==AliRDHFCuts::kTracks) {
436 if (fIsCandTrackSPDFirst && d->Pt()<fMaxPtCandTrackSPDFirst) {
437 if (!bachelorTrack->HasPointOnITSLayer(0)) return 0;
439 if (fTrackCuts && fV0daughtersCuts) {
440 AliAODVertex *vAOD = (AliAODVertex*)d->GetPrimaryVtx();
441 Double_t pos[3]; vAOD->GetXYZ(pos);
442 Double_t cov[6]; vAOD->GetCovarianceMatrix(cov);
443 const AliESDVertex vESD(pos,cov,100.,100);
444 if ( !(IsDaughterSelected(bachelorTrack,&vESD,fTrackCuts)) ||
445 !(IsDaughterSelected(v0negativeTrack,&vESD,fV0daughtersCuts)) ||
446 !(IsDaughterSelected(v0positiveTrack,&vESD,fV0daughtersCuts)) ) return 0;
451 Bool_t okLck0sp=kTRUE, okLcLpi=kTRUE, okLcLBarpi=kTRUE;
452 Bool_t okK0spipi=kTRUE, okLppi=kTRUE, okLBarpip=kTRUE;
454 // selection on candidate
455 if (selectionLevel==AliRDHFCuts::kAll ||
456 selectionLevel==AliRDHFCuts::kCandidate) {
458 Double_t pt = d->Pt();
459 Int_t ptbin = PtBin(pt);
461 Double_t mLcPDG = TDatabasePDG::Instance()->GetParticle(4122)->Mass();
462 Double_t mk0sPDG = TDatabasePDG::Instance()->GetParticle(310)->Mass();
463 Double_t mLPDG = TDatabasePDG::Instance()->GetParticle(3122)->Mass();
466 Double_t mk0s = v0->MassK0Short();
467 Double_t mLck0sp = d->InvMassLctoK0sP();
470 Double_t mlambda = v0->MassLambda();
471 Double_t malambda = v0->MassAntiLambda();
472 Double_t mLcLpi = d->InvMassLctoLambdaPi();
474 // cut on Lc mass with K0S+p hypothesis
475 if (TMath::Abs(mLck0sp-mLcPDG) > fCutsRD[GetGlobalIndex(0,ptbin)]) {
477 AliDebug(4,Form(" cascade mass is %2.2e and does not correspond to Lambda_c into K0S+p cut",mLck0sp));
480 // cuts on the V0 mass: K0S case
481 if (TMath::Abs(mk0s-mk0sPDG) > fCutsRD[GetGlobalIndex(2,ptbin)]) {
483 AliDebug(4,Form(" V0 mass is %2.2e and does not correspond to K0S cut",mk0s));
486 // cut on Lc mass with Lambda+pi hypothesis
487 if (TMath::Abs(mLcLpi-mLcPDG) > fCutsRD[GetGlobalIndex(1,ptbin)]) {
490 AliDebug(4,Form(" cascade mass is %2.2e and does not correspond to Lambda_c into Lambda+pi cut",mLcLpi));
493 // cuts on the V0 mass: Lambda/LambdaBar case
494 //if ( !(bachelorTrack->Charge()==+1 && TMath::Abs(mlambda-mLPDG) <= fCutsRD[GetGlobalIndex(3,ptbin)] ) ) {
495 if ( TMath::Abs(mlambda-mLPDG) > fCutsRD[GetGlobalIndex(3,ptbin)] ) {
497 AliDebug(4,Form(" V0 mass is %2.2e and does not correspond to LambdaBar cut",mlambda));
500 //if ( !(bachelorTrack->Charge()==-1 && TMath::Abs(malambda-mLPDG) <= fCutsRD[GetGlobalIndex(3,ptbin)] ) ) {
501 if ( TMath::Abs(malambda-mLPDG) > fCutsRD[GetGlobalIndex(3,ptbin)] ) {
503 AliDebug(4,Form(" V0 mass is %2.2e and does not correspond to LambdaBar cut",malambda));
506 okLck0sp = okLck0sp && okK0spipi;
507 okLcLpi = okLcLpi && okLppi;
508 okLcLBarpi = okLcLBarpi && okLBarpip;
510 if (!okLck0sp && !okLcLpi && !okLcLBarpi) return 0;
512 // cuts on the minimum pt of the tracks
513 if (TMath::Abs(bachelorTrack->Pt()) < fCutsRD[GetGlobalIndex(4,ptbin)]) {
514 AliDebug(4,Form(" bachelor track Pt=%2.2e > %2.2e",bachelorTrack->Pt(),fCutsRD[GetGlobalIndex(4,ptbin)]));
517 if (TMath::Abs(v0positiveTrack->Pt()) < fCutsRD[GetGlobalIndex(5,ptbin)]) {
518 AliDebug(4,Form(" V0-positive track Pt=%2.2e > %2.2e",v0positiveTrack->Pt(),fCutsRD[GetGlobalIndex(5,ptbin)]));
521 if (TMath::Abs(v0negativeTrack->Pt()) < fCutsRD[GetGlobalIndex(6,ptbin)]) {
522 AliDebug(4,Form(" V0-negative track Pt=%2.2e > %2.2e",v0negativeTrack->Pt(),fCutsRD[GetGlobalIndex(6,ptbin)]));
526 // cut on cascade dca (prong-to-prong)
527 if ( TMath::Abs(d->GetDCA()) > fCutsRD[GetGlobalIndex(7,ptbin)] ) { // prong-to-prong cascade DCA
528 AliDebug(4,Form(" cascade tracks DCA don't pass the cut"));
532 // cut on V0 dca (prong-to-prong)
533 if ( TMath::Abs(v0->GetDCA()) > fCutsRD[GetGlobalIndex(8,ptbin)] ) { // prong-to-prong V0 DCA
534 AliDebug(4,Form(" V0 DCA don't pass the cut"));
538 // cut on V0 cosine of pointing angle wrt PV
539 if (d->CosV0PointingAngle() < fCutsRD[GetGlobalIndex(9,ptbin)]) { // cosine of V0 pointing angle wrt primary vertex
540 AliDebug(4,Form(" V0 cosine of pointing angle doesn't pass the cut"));
544 // cut on bachelor transverse impact parameter wrt PV
545 if (TMath::Abs(d->Getd0Prong(0)) > fCutsRD[GetGlobalIndex(10,ptbin)]) { // bachelor transverse impact parameter wrt PV
546 AliDebug(4,Form(" bachelor transverse impact parameter doesn't pass the cut"));
550 // cut on V0 transverse impact parameter wrt PV
551 if (TMath::Abs(d->Getd0Prong(1)) > fCutsRD[GetGlobalIndex(11,ptbin)]) { // V0 transverse impact parameter wrt PV
552 AliDebug(4,Form(" V0 transverse impact parameter doesn't pass the cut"));
556 // cut on K0S invariant mass veto
557 if (TMath::Abs(v0->MassK0Short()-mk0sPDG) < fCutsRD[GetGlobalIndex(12,ptbin)]) { // K0S invariant mass veto
558 AliDebug(4,Form(" veto on K0S invariant mass doesn't pass the cut"));
562 // cut on Lambda/LambdaBar invariant mass veto
563 if (TMath::Abs(v0->MassLambda()-mLPDG) < fCutsRD[GetGlobalIndex(13,ptbin)] ||
564 TMath::Abs(v0->MassAntiLambda()-mLPDG) < fCutsRD[GetGlobalIndex(13,ptbin)] ) { // Lambda/LambdaBar invariant mass veto
565 AliDebug(4,Form(" veto on K0S invariant mass doesn't pass the cut"));
569 // cut on gamma invariant mass veto
570 if (v0->InvMass2Prongs(0,1,11,11) < fCutsRD[GetGlobalIndex(14,ptbin)]) { // K0S invariant mass veto
571 AliDebug(4,Form(" veto on gamma invariant mass doesn't pass the cut"));
576 if (v0->Pt() < fCutsRD[GetGlobalIndex(15,ptbin)]) { // V0 pT min
577 AliDebug(4,Form(" V0 track Pt=%2.2e > %2.2e",v0->Pt(),fCutsRD[GetGlobalIndex(15,ptbin)]));
583 Int_t returnvalue = okLck0sp+2*okLcLBarpi+4*okLcLpi;
588 3 Lc->K0S + p AND Lc->LambdaBar + pi
590 5 Lc->K0S + p AND Lc->Lambda + pi
591 6 Lc->LambdaBar + pi AND Lc->Lambda + pi
592 7 Lc->K0S + p AND Lc->LambdaBar + pi AND Lc->Lambda + pi
595 Int_t returnvaluePID = 7;
597 // selection on candidate
598 if (selectionLevel==AliRDHFCuts::kAll ||
599 selectionLevel==AliRDHFCuts::kCandidate ||
600 selectionLevel==AliRDHFCuts::kPID )
601 returnvaluePID = IsSelectedPID(d);
603 //if (fUsePID && returnvaluePID==0) return 0;
605 Int_t returnvalueTot = 0;
607 returnvalueTot = CombinePIDCuts(returnvalue,returnvaluePID);
609 returnvalueTot = returnvalue;
611 return returnvalueTot;
614 //---------------------------------------------------------------------------
615 Int_t AliRDHFCutsLctoV0::IsSelectedPID(AliAODRecoDecayHF* obj) {
617 // fPidHF -> PID object for bachelor
618 // fPidHFV0pos -> PID object for positive V0 daughter
619 // fPidHFV0neg -> PID object for negative V0 daughter
621 if (!fUsePID || !obj) return 7; // all hypothesis are valid
623 if (fPidHF->GetPidResponse()==0x0 ||
624 fPidHFV0pos->GetPidResponse()==0x0 ||
625 fPidHFV0neg->GetPidResponse()==0x0) {
626 AliAnalysisManager *mgr = AliAnalysisManager::GetAnalysisManager();
627 AliInputEventHandler *inputHandler=(AliInputEventHandler*)mgr->GetInputEventHandler();
628 AliPIDResponse *pidResp=inputHandler->GetPIDResponse();
629 fPidHF->SetPidResponse(pidResp);
630 fPidHFV0pos->SetPidResponse(pidResp);
631 fPidHFV0neg->SetPidResponse(pidResp);
632 fPidHF->SetOldPid(kFALSE);
633 fPidHFV0pos->SetOldPid(kFALSE);
634 fPidHFV0neg->SetOldPid(kFALSE);
637 AliAODRecoCascadeHF *objD = (AliAODRecoCascadeHF*)obj;
639 Bool_t isPeriodd = fPidHF->GetOnePad();
640 Bool_t isMC = fPidHF->GetMC();
643 fPidHFV0pos->SetOnePad(kTRUE);
644 fPidHFV0neg->SetOnePad(kTRUE);
647 fPidHFV0neg->SetMC(kTRUE);
648 fPidHFV0pos->SetMC(kTRUE);
651 AliAODTrack *bachelor = (AliAODTrack*)objD->GetBachelor();
652 AliAODTrack *v0Pos = (AliAODTrack*)objD->Getv0PositiveTrack();
653 AliAODTrack *v0Neg = (AliAODTrack*)objD->Getv0NegativeTrack();
655 if (!bachelor || !v0Pos || !v0Neg) return 0;
657 Bool_t okLcK0Sp = kTRUE; // K0S case
658 Bool_t okLcLambdaBarPi = kTRUE; // LambdaBar case
659 Bool_t okLcLambdaPi = kTRUE; // Lambda case
661 CheckPID(bachelor,v0Neg,v0Pos,okLcK0Sp,okLcLambdaBarPi,okLcLambdaPi);
663 Int_t returnvalue = okLcK0Sp+2*okLcLambdaBarPi+4*okLcLambdaPi;
667 //-----------------------
668 void AliRDHFCutsLctoV0::CheckPID(AliAODTrack *bachelor, AliAODTrack *v0Neg, AliAODTrack *v0Pos,
669 Bool_t &isBachelorID1, Bool_t &isV0NegID2, Bool_t &isV0PosID4) {
670 // identification strategy
672 Int_t trackIDtof = -1;
673 Int_t trackIDtpc = -1;
675 Bool_t dummy1 = kFALSE;
676 Bool_t dummy2 = kFALSE;
677 Bool_t dummy4 = kFALSE;
681 Double_t nTPCsigmasPr = -999;
682 Double_t nTOFsigmasPr = -999;
684 Bool_t trackIDtofB = -1;
685 Bool_t trackIDtpcB = -1;
687 switch (fPidSelectionFlag) {
692 trackIDtof = fPidHF->ApplyPidTOFRaw(bachelor,4);
693 trackIDtpc = fPidHF->ApplyPidTPCRaw(bachelor,4);
694 AliDebug(1,Form(" fPidHF->ApplyPidTOFRaw(bachelor,4)=%d fPidHF->ApplyPidTPCRaw(bachelor,4)=%d",trackIDtof,trackIDtpc));
695 isBachelorID1 = (trackIDtof==4) && (trackIDtpc==4); // K0S case
696 //isBachelorID2 = (fPidHF->ApplyPidTPCRaw(bachelor,2)==2) && (fPidHF->ApplyPidTOFRaw(bachelor,2)==2); // LambdaBar case
697 //isBachelorID4 = isBachelorID2; // Lambda case
700 trackIDtof = fPidHFV0neg->ApplyPidTOFRaw(v0Neg,4);
701 trackIDtpc = fPidHFV0neg->ApplyPidTPCRaw(v0Neg,4);
702 AliDebug(1,Form(" fPidHFV0neg->ApplyPidTOFRaw(v0Neg,4)=%d fPidHFV0neg->ApplyPidTPCRaw(v0Neg,4)=%d",trackIDtof,trackIDtpc));
703 //isV0NegID1 = (fPidHFV0neg->ApplyPidTPCRaw(v0Neg,2)==2) && (fPidHFV0neg->ApplyPidTOFRaw(v0Neg,2)==2); // K0S case
704 isV0NegID2 = (trackIDtof==4) && (trackIDtpc==4); // LambdaBar case
705 //isV0NegID4 = isV0NegID1; // Lambda case
708 trackIDtof = fPidHFV0pos->ApplyPidTOFRaw(v0Pos,4);
709 trackIDtpc = fPidHFV0pos->ApplyPidTPCRaw(v0Pos,4);
710 AliDebug(1,Form(" fPidHFV0pos->ApplyPidTOFRaw(v0Pos,4)=%d fPidHFV0pos->ApplyPidTPCRaw(v0POS,4)=%d",trackIDtof,trackIDtpc));
711 //isV0PosID1 = (fPidHFV0pos->ApplyPidTPCRaw(v0Pos,2)==2) && (fPidHFV0pos->ApplyPidTOFRaw(v0Pos,2)==2); // K0S case
712 //isV0PosID2 = isV0PosID1; // LambdaBar case
713 isV0PosID4 = (trackIDtof==4) && (trackIDtpc==4); // Lambda case
719 trackIDtof = fPidHF->ApplyPidTOFRaw(bachelor,4);
720 trackIDtpc = fPidHF->ApplyPidTPCRaw(bachelor,4);
721 AliDebug(1,Form(" fPidHF->ApplyPidTOFRaw(bachelor,4)=%d fPidHFV0->ApplyPidTPCRaw(bachelor,4)=%d",trackIDtof,trackIDtpc));
722 isBachelorID1 = ( trackIDtof==4 );
723 dummy1 = ( !(fPidHF->CheckTOFPIDStatus(bachelor)) && (trackIDtpc==4) &&
724 fPidHF->IsExcluded(bachelor,2,2.,"TPC") && fPidHF->IsExcluded(bachelor,3,2.,"TPC") ); // K0S case
725 isBachelorID1 = isBachelorID1 || dummy1;
729 trackIDtof = fPidHFV0neg->ApplyPidTOFRaw(v0Neg,4);
730 trackIDtpc = fPidHFV0neg->ApplyPidTPCRaw(v0Neg,4);
731 AliDebug(1,Form(" fPidHFV0neg->ApplyPidTOFRaw(v0Neg,4)=%d fPidHFV0neg->ApplyPidTPCRaw(v0Neg,4)=%d",trackIDtof,trackIDtpc));
732 isV0NegID2 = ( trackIDtof==4 );
733 dummy2 = ( !(fPidHFV0neg->CheckTOFPIDStatus(v0Neg)) && (trackIDtpc==4) &&
734 fPidHFV0neg->IsExcluded(v0Neg,2,2.,"TPC") && fPidHFV0neg->IsExcluded(v0Neg,3,2.,"TPC") ); // LambdaBar case
735 isV0NegID2 = isV0NegID2 || dummy2;
739 trackIDtof = fPidHFV0pos->ApplyPidTOFRaw(v0Pos,4);
740 trackIDtpc = fPidHFV0pos->ApplyPidTPCRaw(v0Pos,4);
741 AliDebug(1,Form(" fPidHFV0pos->ApplyPidTOFRaw(v0Pos,4)=%d fPidHFV0pos->ApplyPidTPCRaw(v0Pos,4)=%d",trackIDtof,trackIDtpc));
742 isV0PosID4 = ( trackIDtof==4 );
743 dummy4 = ( !(fPidHFV0pos->CheckTOFPIDStatus(v0Pos)) && (trackIDtpc==4) &&
744 fPidHFV0pos->IsExcluded(v0Pos,2,2.,"TPC") && fPidHFV0pos->IsExcluded(v0Pos,3,2.,"TPC") ); // Lambda case
745 isV0PosID4 = isV0PosID4 || dummy4;
753 tofID = fPidHF->GetnSigmaTOF(bachelor,4,nTOFsigmasPr);
755 tpcID = fPidHF->GetnSigmaTPC(bachelor,4,nTPCsigmasPr);
756 trackIDtofB = (tofID==1) && ( (bachelor->P()>=1.0 && bachelor->P()<2.5 && TMath::Abs(nTOFsigmasPr)<3) ||
757 (bachelor->P()>=2.5 && nTOFsigmasPr>-2 && nTOFsigmasPr<3) );
758 trackIDtpcB = (tpcID==1) && ( (bachelor->P()<1.0 && TMath::Abs(nTPCsigmasPr)<2) ||
759 (bachelor->P()>=1.0 && TMath::Abs(nTPCsigmasPr)<3) );
760 AliDebug(1,Form(" trackIDtofB=%d trackIDtpcB=%d",trackIDtofB,trackIDtpcB));
761 isBachelorID1 = (bachelor->P()<1 && trackIDtpcB) || (bachelor->P()>=1 && trackIDtpcB && trackIDtofB); // K0S case
765 tofID = fPidHFV0neg->GetnSigmaTOF(v0Neg,4,nTOFsigmasPr);
767 tpcID = fPidHFV0neg->GetnSigmaTPC(v0Neg,4,nTPCsigmasPr);
768 trackIDtofB = (tofID==1) && ( (v0Neg->P()>=1.0 && v0Neg->P()<2.5 && TMath::Abs(nTOFsigmasPr)<3) ||
769 (v0Neg->P()>=2.5 && nTOFsigmasPr>-2 && nTOFsigmasPr<3) );
770 trackIDtpcB = (tpcID==1) && ( (v0Neg->P()<1.0 && TMath::Abs(nTPCsigmasPr)<2) ||
771 (v0Neg->P()>=1.0 && TMath::Abs(nTPCsigmasPr)<3) );
772 AliDebug(1,Form(" trackIDtofB=%d trackIDtpcB=%d",trackIDtofB,trackIDtpcB));
773 isV0NegID2 = (v0Neg->P()<1 && trackIDtpcB) || (v0Neg->P()>=1 && trackIDtpcB && trackIDtofB); // LambdaBar case
777 tofID = fPidHFV0pos->GetnSigmaTOF(v0Pos,4,nTOFsigmasPr);
779 tpcID = fPidHFV0pos->GetnSigmaTPC(v0Pos,4,nTPCsigmasPr);
780 trackIDtofB = (tofID==1) && ( (v0Pos->P()>=1.0 && v0Pos->P()<2.5 && TMath::Abs(nTOFsigmasPr)<3) ||
781 (v0Pos->P()>=2.5 && nTOFsigmasPr>-2 && nTOFsigmasPr<3) );
782 trackIDtpcB = (tpcID==1) && ( (v0Pos->P()<1.0 && TMath::Abs(nTPCsigmasPr)<2) ||
783 (v0Pos->P()>=1.0 && TMath::Abs(nTPCsigmasPr)<3) );
784 AliDebug(1,Form(" trackIDtofB=%d trackIDtpcB=%d",trackIDtofB,trackIDtpcB));
785 isV0PosID4 = (v0Pos->P()<1 && trackIDtpcB) || (v0Pos->P()>=1 && trackIDtpcB && trackIDtofB); // Lambda case
792 tofID = fPidHF->GetnSigmaTOF(bachelor,4,nTOFsigmasPr);
794 tpcID = fPidHF->GetnSigmaTPC(bachelor,4,nTPCsigmasPr);
795 trackIDtofB = (tofID==1) && ( (bachelor->P()>=1.0 && bachelor->P()<2.5 && TMath::Abs(nTOFsigmasPr)<3) ||
796 (bachelor->P()>=2.5 && nTOFsigmasPr>-2 && nTOFsigmasPr<3) );
797 trackIDtpcB = (tpcID==1) && ( (bachelor->P()<1.0 && TMath::Abs(nTPCsigmasPr)<2) ||
798 (bachelor->P()>=1.0 && bachelor->P()<3.0 && TMath::Abs(nTPCsigmasPr)<3) ||
799 (bachelor->P()>=3.0 && nTPCsigmasPr>-3 && nTPCsigmasPr<2) );
800 AliDebug(1,Form(" trackIDtofB=%d trackIDtpcB=%d",trackIDtofB,trackIDtpcB));
801 isBachelorID1 = (bachelor->P()<1 && trackIDtpcB) || (bachelor->P()>=1 && trackIDtpcB && trackIDtofB); // K0S case
805 tofID = fPidHFV0neg->GetnSigmaTOF(v0Neg,4,nTOFsigmasPr);
807 tpcID = fPidHFV0neg->GetnSigmaTPC(v0Neg,4,nTPCsigmasPr);
808 trackIDtofB = (tofID==1) && ( (v0Neg->P()>=1.0 && v0Neg->P()<2.5 && TMath::Abs(nTOFsigmasPr)<3) ||
809 (v0Neg->P()>=2.5 && nTOFsigmasPr>-2 && nTOFsigmasPr<3) );
810 trackIDtpcB = (tpcID==1) && ( (v0Neg->P()<1.0 && TMath::Abs(nTPCsigmasPr)<2) ||
811 (v0Neg->P()>=1.0 && v0Neg->P()<3.0 && TMath::Abs(nTPCsigmasPr)<3) ||
812 (v0Neg->P()>=3.0 && nTPCsigmasPr>-3 && nTPCsigmasPr<2) );
813 AliDebug(1,Form(" trackIDtofB=%d trackIDtpcB=%d",trackIDtofB,trackIDtpcB));
814 isV0NegID2 = (v0Neg->P()<1 && trackIDtpcB) || (v0Neg->P()>=1 && trackIDtpcB && trackIDtofB); // LambdaBar case
818 tofID = fPidHFV0pos->GetnSigmaTOF(v0Pos,4,nTOFsigmasPr);
820 tpcID = fPidHFV0pos->GetnSigmaTPC(v0Pos,4,nTPCsigmasPr);
821 trackIDtofB = (tofID==1) && ( (v0Pos->P()>=1.0 && v0Pos->P()<2.5 && TMath::Abs(nTOFsigmasPr)<3) ||
822 (v0Pos->P()>=2.5 && nTOFsigmasPr>-2 && nTOFsigmasPr<3) );
823 trackIDtpcB = (tpcID==1) && ( (v0Pos->P()<1.0 && TMath::Abs(nTPCsigmasPr)<2) ||
824 (v0Pos->P()>=1.0 && v0Pos->P()<3.0 && TMath::Abs(nTPCsigmasPr)<3) ||
825 (v0Pos->P()>=3.0 && nTPCsigmasPr>-3 && nTPCsigmasPr<2) );
826 AliDebug(1,Form(" trackIDtofB=%d trackIDtpcB=%d",trackIDtofB,trackIDtpcB));
827 isV0PosID4 = (v0Pos->P()<1 && trackIDtpcB) || (v0Pos->P()>=1 && trackIDtpcB && trackIDtofB); // Lambda case
835 Int_t AliRDHFCutsLctoV0::CombinePIDCuts(Int_t returnvalue, Int_t returnvaluePID) const {
836 // combine PID with topological cuts
838 Int_t returnvalueTot=returnvalue&returnvaluePID;
840 return returnvalueTot;
843 //----------------------------------
844 Int_t AliRDHFCutsLctoV0::IsSelectedSingleCut(TObject* obj, Int_t selectionLevel, Int_t cutIndex) {
846 // Apply selection on single cut
850 cout<<"Cut matrice not inizialized. Exit..."<<endl;
854 AliAODRecoCascadeHF* d = (AliAODRecoCascadeHF*)obj;
856 AliDebug(2,"AliAODRecoCascadeHF null");
860 if (!d->GetSecondaryVtx()) {
861 AliDebug(2,"No secondary vertex for cascade");
865 if (d->GetNDaughters()!=2) {
866 AliDebug(2,Form("No 2 daughters for current cascade (nDaughters=%d)",d->GetNDaughters()));
870 AliVTrack *cascTrk0 = dynamic_cast<AliVTrack*>(d->GetDaughter(0));
871 AliVTrack *cascTrk1 = dynamic_cast<AliVTrack*>(d->GetDaughter(1));
872 if (!cascTrk0 || !cascTrk1) {
873 AliDebug(2,"At least one of V0daughters doesn't exist");
877 AliAODv0 * v0 = dynamic_cast<AliAODv0*>(d->Getv0());
878 AliAODTrack * bachelorTrack = dynamic_cast<AliAODTrack*>(d->GetBachelor());
879 if (!v0 || !bachelorTrack) {
880 AliDebug(2,"No V0 or no bachelor for current cascade");
884 if (bachelorTrack->GetID()<0) {
885 AliDebug(2,Form("Bachelor has negative ID %d",bachelorTrack->GetID()));
889 if (!v0->GetSecondaryVtx()) {
890 AliDebug(2,"No secondary vertex for V0 by cascade");
894 if (v0->GetNDaughters()!=2) {
895 AliDebug(2,Form("No 2 daughters for V0 of current cascade (onTheFly=%d, nDaughters=%d)",v0->GetOnFlyStatus(),v0->GetNDaughters()));
900 // Get the V0 daughter tracks
901 AliAODTrack *v0positiveTrack = dynamic_cast<AliAODTrack*>(d->Getv0PositiveTrack());
902 AliAODTrack *v0negativeTrack = dynamic_cast<AliAODTrack*>(d->Getv0NegativeTrack());
903 //AliVTrack *trk0 = dynamic_cast<AliVTrack*>(v0->GetDaughter(0));
904 //AliVTrack *trk1 = dynamic_cast<AliVTrack*>(v0->GetDaughter(1));
905 if (!v0positiveTrack || !v0negativeTrack ) {
906 AliDebug(2,"No V0 daughters' objects");
910 if (v0positiveTrack->GetLabel()<0 || v0negativeTrack->GetLabel()<0) {
911 AliDebug(2,Form("At least one of V0daughters has label negative (%d %d)",v0positiveTrack->GetLabel(),v0negativeTrack->GetLabel()));
915 if (v0positiveTrack->GetID()<0 || v0negativeTrack->GetID()<0) {
916 AliDebug(2,Form("At least one of V0 daughters has negative ID %d %d",v0positiveTrack->GetID(),v0negativeTrack->GetID()));
921 //if(fUseTrackSelectionWithFilterBits && d->HasBadDaughters()) return 0;
923 // selection on daughter tracks
924 if (selectionLevel==AliRDHFCuts::kAll ||
925 selectionLevel==AliRDHFCuts::kTracks) {
927 if (fIsCandTrackSPDFirst && d->Pt()<fMaxPtCandTrackSPDFirst) {
928 if (!bachelorTrack->HasPointOnITSLayer(0)) return 0;
930 if (fTrackCuts && fV0daughtersCuts) {
931 AliAODVertex *vAOD = (AliAODVertex*)d->GetPrimaryVtx();
932 Double_t pos[3]; vAOD->GetXYZ(pos);
933 Double_t cov[6]; vAOD->GetCovarianceMatrix(cov);
934 const AliESDVertex vESD(pos,cov,100.,100);
935 if ( !(IsDaughterSelected(bachelorTrack,&vESD,fTrackCuts)) ||
936 !(IsDaughterSelected(v0negativeTrack,&vESD,fV0daughtersCuts)) ||
937 !(IsDaughterSelected(v0positiveTrack,&vESD,fV0daughtersCuts)) ) return 0;
939 //if (!AreDaughtersSelected(d)) return 0;
942 Bool_t okLck0sp=kFALSE, okLcLpi=kFALSE, okLcLBarpi=kFALSE;
944 // selection on candidate
945 if (selectionLevel==AliRDHFCuts::kAll ||
946 selectionLevel==AliRDHFCuts::kCandidate) {
948 Double_t pt = d->Pt();
949 Int_t ptbin = PtBin(pt);
951 Double_t mLcPDG = TDatabasePDG::Instance()->GetParticle(4122)->Mass();
952 Double_t mk0sPDG = TDatabasePDG::Instance()->GetParticle(310)->Mass();
953 Double_t mLPDG = TDatabasePDG::Instance()->GetParticle(3122)->Mass();
956 Double_t mk0s = v0->MassK0Short();
957 Double_t mLck0sp = d->InvMassLctoK0sP();
960 Double_t mlambda = v0->MassLambda();
961 Double_t malambda = v0->MassAntiLambda();
962 Double_t mLcLpi = d->InvMassLctoLambdaPi();
966 // cut on Lc mass with K0S+p hypothesis
967 okLck0sp = TMath::Abs(mLck0sp-mLcPDG)<=fCutsRD[GetGlobalIndex(0,ptbin)];
972 // cut on Lc mass with Lambda+pi hypothesis
974 okLcLpi = TMath::Abs(mLcLpi-mLcPDG)<=fCutsRD[GetGlobalIndex(1,ptbin)];
975 okLcLBarpi = okLcLpi;
978 // cuts on the V0 mass: K0S case
979 okLck0sp = TMath::Abs(mk0s-mk0sPDG)<=fCutsRD[GetGlobalIndex(2,ptbin)];
984 // cuts on the V0 mass: Lambda/LambdaBar case
986 okLcLpi = TMath::Abs(mlambda-mLPDG)<=fCutsRD[GetGlobalIndex(3,ptbin)];
987 //okLcLpi = okLcLpi && (bachelorTrack->Charge()==+1);
988 okLcLBarpi = TMath::Abs(malambda-mLPDG)<=fCutsRD[GetGlobalIndex(3,ptbin)];
989 //okLcLBarpi = okLcLBarpi && (bachelorTrack->Charge()==-1);
992 // cuts on the minimum pt of bachelor
993 okLck0sp = TMath::Abs(bachelorTrack->Pt())>=fCutsRD[GetGlobalIndex(4,ptbin)];
995 okLcLBarpi = okLck0sp;
998 // cuts on the minimum pt of positive V0daughter
999 okLck0sp = TMath::Abs(v0positiveTrack->Pt())>=fCutsRD[GetGlobalIndex(5,ptbin)];
1001 okLcLBarpi = okLck0sp;
1004 // cuts on the minimum pt of negative V0daughter
1005 okLck0sp = TMath::Abs(v0negativeTrack->Pt())>=fCutsRD[GetGlobalIndex(6,ptbin)];
1007 okLcLBarpi = okLck0sp;
1010 // cut on cascade dca
1011 okLck0sp = TMath::Abs(d->GetDCA())<=fCutsRD[GetGlobalIndex(7,ptbin)];
1013 okLcLBarpi = okLck0sp;
1017 okLck0sp = TMath::Abs(v0->GetDCA())<=fCutsRD[GetGlobalIndex(8,ptbin)];
1019 okLcLBarpi = okLck0sp;
1022 // cut on V0 cosine of pointing angle wrt PV
1023 okLck0sp = d->CosV0PointingAngle()>=fCutsRD[GetGlobalIndex(9,ptbin)];
1025 okLcLBarpi = okLck0sp;
1028 // cut on bachelor transverse impact parameter wrt PV
1029 okLck0sp = TMath::Abs(d->Getd0Prong(0))<=fCutsRD[GetGlobalIndex(10,ptbin)];
1031 okLcLBarpi = okLck0sp;
1034 // cut on V0 transverse impact parameter wrt PV
1035 okLck0sp = TMath::Abs(d->Getd0Prong(1))<=fCutsRD[GetGlobalIndex(11,ptbin)];
1037 okLcLBarpi = okLck0sp;
1040 // cut on K0S invariant mass veto
1041 okLcLpi = TMath::Abs(mk0s-mk0sPDG)>=fCutsRD[GetGlobalIndex(12,ptbin)];
1042 okLcLBarpi = TMath::Abs(mk0s-mk0sPDG)>=fCutsRD[GetGlobalIndex(12,ptbin)];
1045 // cut on Lambda/LambdaBar invariant mass veto
1046 okLck0sp = (TMath::Abs(mlambda-mLPDG)>=fCutsRD[GetGlobalIndex(13,ptbin)] &&
1047 TMath::Abs(malambda-mLPDG)>=fCutsRD[GetGlobalIndex(13,ptbin)]);
1050 // cut on gamma invariant mass veto
1051 okLck0sp = v0->InvMass2Prongs(0,1,11,11)>=fCutsRD[GetGlobalIndex(14,ptbin)];
1053 okLcLBarpi = okLck0sp;
1057 okLck0sp = v0->Pt()>=fCutsRD[GetGlobalIndex(15,ptbin)];
1059 okLcLBarpi = okLck0sp;
1064 Int_t returnvalue = okLck0sp+2*okLcLBarpi+4*okLcLpi;
1068 2 Lc->LambdaBar + pi
1069 3 Lc->K0S + p AND Lc->LambdaBar + pi
1071 5 Lc->K0S + p AND Lc->Lambda + pi
1072 6 Lc->LambdaBar + pi AND Lc->Lambda + pi
1073 7 Lc->K0S + p AND Lc->LambdaBar + pi AND Lc->Lambda + pi
1078 Int_t returnvaluePID = 7;
1081 if (selectionLevel==AliRDHFCuts::kAll ||
1082 selectionLevel==AliRDHFCuts::kCandidate ||
1083 selectionLevel==AliRDHFCuts::kPID )
1084 returnvaluePID = IsSelectedPID(d);
1087 Int_t returnvalueTot = 0;
1089 //returnvalueTot = CombinePIDCuts(returnvalue,returnvaluePID);
1091 returnvalueTot = returnvalue;
1093 return returnvalueTot;
1096 //----------------------------------
1097 void AliRDHFCutsLctoV0::SetStandardCutsPP2010() {
1099 SetName("LctoV0ProductionCuts");
1100 SetTitle("Production cuts for Lc->V0+bachelor analysis");
1102 AliESDtrackCuts* esdTrackCuts=new AliESDtrackCuts();
1103 esdTrackCuts->SetRequireSigmaToVertex(kFALSE);
1105 esdTrackCuts->SetRequireTPCRefit(kTRUE);
1106 esdTrackCuts->SetRequireITSRefit(kTRUE);
1107 esdTrackCuts->SetMinNClustersITS(0);//(4); // default is 5
1108 esdTrackCuts->SetMinNClustersTPC(70);
1109 //esdTrackCuts->SetClusterRequirementITS(AliESDtrackCuts::kSPD,
1110 // AliESDtrackCuts::kAny);
1111 // default is kBoth, otherwise kAny
1112 esdTrackCuts->SetMinDCAToVertexXY(0.);
1113 esdTrackCuts->SetPtRange(0.3,1.e10);
1114 //esdTrackCuts->SetEtaRange(-0.8,+0.8);
1115 esdTrackCuts->SetAcceptKinkDaughters(kFALSE);
1116 AddTrackCuts(esdTrackCuts);
1119 AliESDtrackCuts* esdTrackCutsV0daughters=new AliESDtrackCuts();
1120 esdTrackCutsV0daughters->SetRequireSigmaToVertex(kFALSE);
1122 esdTrackCutsV0daughters->SetRequireTPCRefit(kTRUE);
1123 esdTrackCutsV0daughters->SetRequireITSRefit(kFALSE);//(kTRUE);
1124 esdTrackCutsV0daughters->SetMinNClustersITS(0);//(4); // default is 5
1125 esdTrackCutsV0daughters->SetMinNClustersTPC(70);
1126 //esdTrackCutsV0daughters->SetClusterRequirementITS(AliESDtrackCuts::kSPD,
1127 // AliESDtrackCuts::kAny);
1128 // default is kBoth, otherwise kAny
1129 esdTrackCutsV0daughters->SetMinDCAToVertexXY(0.);
1130 esdTrackCutsV0daughters->SetPtRange(0.,1.e10);
1131 esdTrackCutsV0daughters->SetAcceptKinkDaughters(kFALSE);
1132 AddTrackCutsV0daughters(esdTrackCutsV0daughters);
1134 const Int_t nptbins=1;
1136 ptbins=new Float_t[nptbins+1];
1138 ptbins[1]=99999999.;
1140 SetPtBins(nptbins+1,ptbins);
1141 SetPtBins(nptbins+1,ptbins);
1143 const Int_t nvars=17;
1145 Float_t** prodcutsval;
1146 prodcutsval=new Float_t*[nvars];
1147 for(Int_t ic=0;ic<nvars;ic++){prodcutsval[ic]=new Float_t[nptbins];}
1148 for(Int_t ipt2=0;ipt2<nptbins;ipt2++){
1149 prodcutsval[0][ipt2]=1.; // inv. mass if K0S [GeV/c2]
1150 prodcutsval[1][ipt2]=1.; // inv. mass if Lambda [GeV/c2]
1151 prodcutsval[2][ipt2]=0.05; // inv. mass V0 if K0S [GeV/c2]
1152 prodcutsval[3][ipt2]=0.05; // inv. mass V0 if Lambda [GeV/c2]
1153 prodcutsval[4][ipt2]=0.3; // pT min bachelor track [GeV/c] // AOD by construction
1154 prodcutsval[5][ipt2]=0.; // pT min V0-positive track [GeV/c]
1155 prodcutsval[6][ipt2]=0.; // pT min V0-negative track [GeV/c]
1156 prodcutsval[7][ipt2]=1000.; // dca cascade cut [cm]
1157 prodcutsval[8][ipt2]=1.5; // dca V0 cut [nSigma] // it's 1.5 x offline V0s
1158 prodcutsval[9][ipt2]=-1.; // cosPA V0 cut // it's 0.90 x offline V0s at reconstruction level, 0.99 at filtering level
1159 prodcutsval[10][ipt2]=3.; // d0 max bachelor wrt PV [cm]
1160 prodcutsval[11][ipt2]=1000.;// d0 max V0 wrt PV [cm]
1161 prodcutsval[12][ipt2]=0.; // mass K0S veto [GeV/c2]
1162 prodcutsval[13][ipt2]=0.; // mass Lambda/LambdaBar veto [GeV/c2]
1163 prodcutsval[14][ipt2]=0.; // mass Gamma veto [GeV/c2]
1164 prodcutsval[15][ipt2]=0.; // pT min V0 track [GeV/c]
1165 prodcutsval[16][ipt2]=0.; // V0 type cut
1167 SetCuts(nvars,nptbins,prodcutsval);
1169 SetGlobalIndex(nvars,nptbins);
1170 SetPtBins(nptbins+1,ptbins);
1174 //1. bachelor: default one
1175 AliAODPidHF* pidObjBachelor = new AliAODPidHF();
1176 Double_t sigmasBac[5]={3.,1.,1.,3.,3.}; // 0, 1(A), 2(A) -> TPC; 3 -> TOF; 4 -> ITS
1177 pidObjBachelor->SetSigma(sigmasBac);
1178 pidObjBachelor->SetAsym(kFALSE);
1179 pidObjBachelor->SetMatch(1);
1180 pidObjBachelor->SetTPC(kTRUE);
1181 pidObjBachelor->SetTOF(kTRUE);
1182 pidObjBachelor->SetTOFdecide(kFALSE);
1183 SetPidHF(pidObjBachelor);
1186 AliAODPidHF* pidObjV0pos = new AliAODPidHF();
1187 Double_t sigmasV0pos[5]={3.,1.,1.,3.,3.}; // 0, 1(A), 2(A) -> TPC; 3 -> TOF; 4 -> ITS
1188 pidObjV0pos->SetSigma(sigmasV0pos);
1189 pidObjV0pos->SetAsym(kFALSE);
1190 pidObjV0pos->SetMatch(1);
1191 pidObjV0pos->SetTPC(kTRUE);
1192 pidObjV0pos->SetTOF(kTRUE);
1193 pidObjV0pos->SetTOFdecide(kFALSE);
1194 SetPidV0pos(pidObjV0pos);
1197 AliAODPidHF* pidObjV0neg = new AliAODPidHF();
1198 Double_t sigmasV0neg[5]={3.,1.,1.,3.,3.}; // 0, 1(A), 2(A) -> TPC; 3 -> TOF; 4 -> ITS
1199 pidObjV0neg->SetSigma(sigmasV0neg);
1200 pidObjV0neg->SetAsym(kFALSE);
1201 pidObjV0neg->SetMatch(1);
1202 pidObjV0neg->SetTPC(kTRUE);
1203 pidObjV0neg->SetTOF(kTRUE);
1204 pidObjV0neg->SetTOFdecide(kFALSE);
1205 SetPidV0neg(pidObjV0neg);
1207 SetUsePID(kFALSE);//(kTRUE);
1211 for(Int_t iiv=0;iiv<nvars;iiv++){
1212 delete [] prodcutsval[iiv];
1214 delete [] prodcutsval;
1220 delete pidObjBachelor;
1221 pidObjBachelor=NULL;
1231 //------------------
1232 void AliRDHFCutsLctoV0::SetStandardCutsPbPb2010() {
1234 SetName("LctoV0ProductionCuts");
1235 SetTitle("Production cuts for Lc->V0+bachelor analysis");
1237 SetStandardCutsPP2010();
1241 //------------------
1242 void AliRDHFCutsLctoV0::SetStandardCutsPbPb2011() {
1244 // Default 2010 PbPb cut object
1245 SetStandardCutsPbPb2010();
1248 // Enable all 2011 PbPb run triggers
1250 SetTriggerClass("");
1251 ResetMaskAndEnableMBTrigger();
1252 EnableCentralTrigger();
1253 EnableSemiCentralTrigger();
1256 //-----------------------
1257 Int_t AliRDHFCutsLctoV0::GetV0Type(){
1259 const Int_t nvars = this->GetNVars() ;
1260 //Float_t *vArray =GetCuts();
1261 //fV0Type = vArray[nvars-1];
1262 fV0Type = (this->GetCuts())[nvars-1];
1263 //this->GetCuts(vArray);
1264 TString *sVarNames=GetVarNames();
1266 if(sVarNames[nvars-1].Contains("V0 type")) return (Int_t)fV0Type;
1267 else {AliInfo("AliRDHFCutsLctoV0 Last variable is not the V0 type!!!"); return -999;}
1270 //---------------------------------------------------------------------------
1271 void AliRDHFCutsLctoV0::PrintAll() const {
1273 // print all cuts values
1276 printf("Minimum vtx type %d\n",fMinVtxType);
1277 printf("Minimum vtx contr %d\n",fMinVtxContr);
1278 printf("Max vtx red chi2 %f\n",fMaxVtxRedChi2);
1279 printf("Min SPD mult %d\n",fMinSPDMultiplicity);
1280 printf("Use PID %d (PID selection flag = %d) OldPid=%d\n",(Int_t)fUsePID,(Int_t)fPidSelectionFlag,fPidHF ? fPidHF->GetOldPid() : -1);
1281 printf("Remove daughters from vtx %d\n",(Int_t)fRemoveDaughtersFromPrimary);
1282 printf("Recompute primary vertex %d\n",(Int_t)fRecomputePrimVertex);
1283 printf("Physics selection: %s\n",fUsePhysicsSelection ? "Yes" : "No");
1284 printf("Pileup rejection: %s\n",(fOptPileup > 0) ? "Yes" : "No");
1285 printf("UseTrackSelectionWithFilterBits: %s\n",fUseTrackSelectionWithFilterBits ? "Yes" : "No");
1286 if(fOptPileup==1) printf(" -- Reject pileup event");
1287 if(fOptPileup==2) printf(" -- Reject tracks from pileup vtx");
1288 if(fUseCentrality>0) {
1289 TString estimator="";
1290 if(fUseCentrality==1) estimator = "V0";
1291 if(fUseCentrality==2) estimator = "Tracks";
1292 if(fUseCentrality==3) estimator = "Tracklets";
1293 if(fUseCentrality==4) estimator = "SPD clusters outer";
1294 printf("Centrality class considered: %.1f-%.1f, estimated with %s",fMinCentrality,fMaxCentrality,estimator.Data());
1296 if(fIsCandTrackSPDFirst) printf("Check for candidates with pt < %2.2f, that daughters fullfill kFirst criteria\n",fMaxPtCandTrackSPDFirst);
1299 cout<<"Array of variables"<<endl;
1300 for(Int_t iv=0;iv<fnVars;iv++){
1301 cout<<fVarNames[iv]<<"\t";
1306 cout<<"Array of optimization"<<endl;
1307 for(Int_t iv=0;iv<fnVars;iv++){
1308 cout<<fVarsForOpt[iv]<<"\t";
1313 cout<<"Array of upper/lower cut"<<endl;
1314 for(Int_t iv=0;iv<fnVars;iv++){
1315 cout<<fIsUpperCut[iv]<<"\t";
1320 cout<<"Array of ptbin limits"<<endl;
1321 for(Int_t ib=0;ib<fnPtBinLimits;ib++){
1322 cout<<fPtBinLimits[ib]<<"\t";
1327 cout<<"Matrix of cuts"<<endl;
1328 for(Int_t iv=0;iv<fnVars;iv++){
1329 for(Int_t ib=0;ib<fnPtBins;ib++){
1330 cout<<"fCutsRD["<<iv<<"]["<<ib<<"] = "<<fCutsRD[GetGlobalIndex(iv,ib)]<<"\t";
1342 //-------------------------
1343 Bool_t AliRDHFCutsLctoV0::IsInFiducialAcceptance(Double_t pt, Double_t y) const
1347 // Checking if Lc is in fiducial acceptance region
1351 if(fMaxRapidityCand>-998.){
1352 if(TMath::Abs(y) > fMaxRapidityCand) return kFALSE;
1357 // applying cut for pt > 5 GeV
1358 AliDebug(2,Form("pt of Lambda_c = %f (> 5), cutting at |y| < 0.8",pt));
1359 if (TMath::Abs(y) > 0.8) return kFALSE;
1362 // appliying smooth cut for pt < 5 GeV
1363 Double_t maxFiducialY = -0.2/15*pt*pt+1.9/15*pt+0.5;
1364 Double_t minFiducialY = 0.2/15*pt*pt-1.9/15*pt-0.5;
1365 AliDebug(2,Form("pt of Lambda_c = %f (< 5), cutting according to the fiducial zone [%f, %f]\n",pt,minFiducialY,maxFiducialY));
1366 if (y < minFiducialY || y > maxFiducialY) return kFALSE;