[u/mrichter/AliRoot.git] / STEER / AliGlobalQADataMaker.cxx

/*
 The class for calculating the global (not detector specific) quality assurance.
 It reuses the following TLists from its base class 
    AliQADataMaker::fRecPointsQAList (for keeping the track residuals)
    AliQADataMaker::fESDsQAList      (for keeping global ESD QA data)
*/

#include <TPDGCode.h>
#include <TH1F.h>

#include "AliQAChecker.h"
#include "AliGlobalQADataMaker.h"
#include "AliGeomManager.h"
#include "AliESDEvent.h"
#include "AliESDv0.h"
#include "AliRawReader.h"

ClassImp(AliGlobalQADataMaker)
 
//____________________________________________________________________________ 
void AliGlobalQADataMaker::EndOfDetectorCycle(AliQA::TASKINDEX_t task, TObjArray ** list)
{
  //Detector specific actions at end of cycle
  // do the QA checking
  AliQAChecker::Instance()->Run(AliQA::kGLOBAL, task, list) ;  
}

//____________________________________________________________________________ 
void AliGlobalQADataMaker::InitRaws()
{
  // create Raws histograms in Raws subdir
}

//____________________________________________________________________________ 
void AliGlobalQADataMaker::InitRecPoints() {
  //------------------------------------------------------
  // This function books the histograms of *track*residuals*
  // as a part of global QA
  //------------------------------------------------------
  const Char_t *name[]={
    "SPD1 residuals Y","SPD1 residuals Z",
    "SPD2 residuals Y","SPD2 residuals Z",
    "SDD1 residuals Y","SDD1 residuals Z",
    "SDD2 residuals Y","SDD2 residuals Z",
    "SSD1 residuals Y","SSD1 residuals Z",
    "SSD2 residuals Y","SSD2 residuals Z",

    "TPC1 residuals Y","TPC1 residuals Z",
    "TPC2 residuals Y","TPC2 residuals Z",

    "TRD1 residuals Y","TRD1 residuals Z",
    "TRD2 residuals Y","TRD2 residuals Z",
    "TRD3 residuals Y","TRD3 residuals Z",
    "TRD4 residuals Y","TRD4 residuals Z",
    "TRD5 residuals Y","TRD5 residuals Z",
    "TRD6 residuals Y","TRD6 residuals Z",

    "TOF residuals Y","TOF residuals Z",

    "PHOS1 residuals Y","PHOS1 residuals Z",
    "PHOS2 residuals Y","PHOS2 residuals Z",

    "HMPID residuals Y","HMPID residuals Z",

    "MUON residuals Y","MUON residuals Z",

    "EMCAL residuals Y","EMCAL residuals Z"
  };

  for (Int_t m=1; m<AliGeomManager::kLastLayer; m++) {
    Int_t i=2*m-2;
    TH1F *h=new TH1F(name[i],name[i],100,-5.,5.);
    Add2RecPointsList(h,i);    
    h=new TH1F(name[i+1],name[i+1],100,-5.,5.);
    Add2RecPointsList(h,i+1);    
  }

  Add2RecPointsList(
  new TH1F("SSD1 absolute residuals Y for Z<0 (cm)",
           "SSD1 absolute residuals Y for Z<0 (cm)",100,-2.,2.),40);
  Add2RecPointsList(
  new TH1F("SSD1 absolute residuals Z for Z<0 (cm)",
           "SSD1 absolute residuals Z for Z<0 (cm)",100,-2.,2.),41);
  Add2RecPointsList(
  new TH1F("SSD1 absolute residuals Y for Z>0 (cm)",
           "SSD1 absolute residuals Y for Z>0 (cm)",100,-2.,2.),42);
  Add2RecPointsList(
  new TH1F("SSD1 absolute residuals Z for Z>0 (cm)",
           "SSD1 absolute residuals Z for Z>0 (cm)",100,-2.,2.),43);


  Add2RecPointsList(
  new TH1F("SSD2 absolute residuals Y for Z<0 (cm)",
           "SSD2 absolute residuals Y for Z<0 (cm)",100,-3.,3.),44);
  Add2RecPointsList(
  new TH1F("SSD2 absolute residuals Z for Z<0 (cm)",
           "SSD2 absolute residuals Z for Z<0 (cm)",100,-3.,3.),45);
  Add2RecPointsList(
  new TH1F("SSD2 absolute residuals Y for Z>0 (cm)",
           "SSD2 absolute residuals Y for Z>0 (cm)",100,-3.,3.),46);
  Add2RecPointsList(
  new TH1F("SSD2 absolute residuals Z for Z>0 (cm)",
           "SSD2 absolute residuals Z for Z>0 (cm)",100,-3.,3.),47);
  
}

//____________________________________________________________________________ 
void AliGlobalQADataMaker::InitESDs() {
  //------------------------------------------------------
  // This function books the ESD QA histograms
  // as a part of global QA
  //------------------------------------------------------

  {// Cluster related QA
  const Char_t *name[]={
    "Fraction of the assigned clusters in ITS",
    "Fraction of the assigned clusters in TPC",
    "Fraction of the assigned clusters in TRD"
  };
  Add2ESDsList(new TH1F(name[0],name[0],100,0.,2.),kClr0);
  Add2ESDsList(new TH1F(name[1],name[1],100,0.,2.),kClr1);
  Add2ESDsList(new TH1F(name[2],name[2],100,0.,2.),kClr2);
  }

  {// Track related QA
  const Char_t *name[]={
    "Track azimuthal distribution (rad)",                   // kTrk0
    "Track pseudo-rapidity distribution",                   // kTrk1
    "TPC: track momentum distribution (GeV)",               // kTrk2
    "TPC-ITS matched: track momentum distribution (GeV)",   // kTrk3
    "TPC-TOF matched: track momentum distribution (GeV)",   // kTrk4
    "TPC-ITS track-matching probability",                   // kTrk5
    "TPC-TOF track-matching probability"                    // kTrk6
  };
  Add2ESDsList(new TH1F(name[0],name[0],100,-0.02,6.30),kTrk0);
  Add2ESDsList(new TH1F(name[1],name[1],100,-2.00,2.00),kTrk1);
  Add2ESDsList(new TH1F(name[2],name[2],50,  0.20,5.00),kTrk2);
  Add2ESDsList(new TH1F(name[3],name[3],50,  0.20,5.00),kTrk3);
  Add2ESDsList(new TH1F(name[4],name[4],50,  0.20,5.00),kTrk4);
  Add2ESDsList(new TH1F(name[5],name[5],50,  0.20,5.00),kTrk5);
  Add2ESDsList(new TH1F(name[6],name[6],50,  0.20,5.00),kTrk6);
  }

  {// V0 related QA
  const Char_t *name[]={
    "K0s mass (GeV)",
    "Lambda0 + Lambda0Bar mass (GeV)"
  };
  Add2ESDsList(new TH1F(name[0],name[0],50,  0.4477,0.5477),kV0s0);
  Add2ESDsList(new TH1F(name[1],name[1],50,  1.0657,1.1657),kV0s1);
  }

  {// PID related QA
  const Char_t *name[]={
    "ITS: dEdx (ADC) for particles with momentum 0.4 - 0.5 (GeV)",
    "TPC: dEdx (ADC) for particles with momentum 0.4 - 0.5 (GeV)",
    "TOF: tracking - measured (ps)"
  };
  Add2ESDsList(new TH1F(name[0],name[0],50,0.00,200.),kPid0);
  Add2ESDsList(new TH1F(name[1],name[1],50,0.00,100.),kPid1);
  Add2ESDsList(new TH1F(name[2],name[2],50,-3500.,3500.),kPid2);
  }

}

//____________________________________________________________________________
void AliGlobalQADataMaker::MakeRaws(AliRawReader* rawReader)
{
  //Fill prepared histograms with Raw digit properties
  rawReader->Reset() ;

}

//____________________________________________________________________________ 
void AliGlobalQADataMaker::MakeESDs(AliESDEvent * event) {
  //-----------------------------------------------------------
  // This function fills the ESD QA histograms
  // as a part of global QA
  //-----------------------------------------------------------
  const AliESDEvent *esd=event;

  Int_t ntrk=esd->GetNumberOfTracks() ; 
  for (Int_t i=0; i<ntrk; i++) {
    const AliESDtrack *track=esd->GetTrack(i);

    // Cluster related QA
    if (track->IsOn(AliESDtrack::kITSrefit)) {
      Int_t n=track->GetITSclusters(0);
      GetESDsData(kClr0)->Fill(Float_t(n)/6.); //6 is the number of ITS layers
    }

    if (track->IsOn(AliESDtrack::kTPCrefit)) {
      Int_t n =track->GetTPCNcls();
      Int_t nf=track->GetTPCNclsF();      // number of crossed TPC pad rows
      if (nf>0) {
        Double_t val = n*1.0/nf; 
        GetESDsData(kClr1)->Fill(val); 
      }
    }

    if (track->IsOn(AliESDtrack::kTRDrefit)) {
      Int_t n=track->GetTRDclusters(0);
      GetESDsData(kClr2)->Fill(Float_t(n)/(6*24));//(6*24) is the number of TRD time bins
    }

    Double_t p=track->GetP();

    // Track related QA
    if (track->IsOn(AliESDtrack::kTPCrefit)) {
      Float_t dz[2]; 
      track->GetDZ(0.,0.,0.,esd->GetMagneticField(),dz); 
      if ((TMath::Abs(dz[0])<3.) && (TMath::Abs(dz[1])<3.)) { // beam pipe
        Double_t phi=track->Phi();
	GetESDsData(kTrk0)->Fill(phi);
	Double_t y=track->Eta();
	GetESDsData(kTrk1)->Fill(y);

        if (TMath::Abs(y)<0.9) {
	   GetESDsData(kTrk2)->Fill(p);
	   if (track->IsOn(AliESDtrack::kITSrefit)) GetESDsData(kTrk3)->Fill(p);
	   if (track->IsOn(AliESDtrack::kTOFout)) GetESDsData(kTrk4)->Fill(p);
	}
      }
    }

    // PID related QA
    if ((p>0.4) && (p<0.5)) {
      if (track->IsOn(AliESDtrack::kITSpid)) {
	Double_t dedx=track->GetITSsignal();
        GetESDsData(kPid0)->Fill(dedx);
      }
      if (track->IsOn(AliESDtrack::kTPCpid)) {
	Double_t dedx=track->GetTPCsignal();
        GetESDsData(kPid1)->Fill(dedx);
      }
    }
    if (p>1.0) {
      if (track->IsOn(AliESDtrack::kTOFpid)) {
        Double_t times[10];
        track->GetIntegratedTimes(times);
        Double_t tof=track->GetTOFsignal();
        GetESDsData(kPid2)->Fill(times[2]-tof);
      }
    }
  }

  TH1 *tpc=GetESDsData(kTrk2); tpc->Sumw2();
  TH1 *its=GetESDsData(kTrk3); its->Sumw2();
  TH1 *tof=GetESDsData(kTrk4); tof->Sumw2();
  GetESDsData(kTrk5)->Divide(its,tpc,1,1.,"b");
  GetESDsData(kTrk6)->Divide(tof,tpc,1,1.,"b");

  // V0 related QA
  Int_t nV0=esd->GetNumberOfV0s();
  for (Int_t i=0; i<nV0; i++) {
    Double_t mass;
    AliESDv0 v0(*esd->GetV0(i));

    v0.ChangeMassHypothesis(kK0Short);
    mass=v0.GetEffMass();
    GetESDsData(kV0s0)->Fill(mass);

    v0.ChangeMassHypothesis(kLambda0);
    mass=v0.GetEffMass();
    GetESDsData(kV0s1)->Fill(mass);

    v0.ChangeMassHypothesis(kLambda0Bar);
    mass=v0.GetEffMass();
    GetESDsData(kV0s1)->Fill(mass);
  }

}
Commit	Line	Data
c0af1be2	1	/*
	2	The class for calculating the global (not detector specific) quality assurance.
	3	It reuses the following TLists from its base class
	4	AliQADataMaker::fRecPointsQAList (for keeping the track residuals)
	5	AliQADataMaker::fESDsQAList (for keeping global ESD QA data)
	6	*/
	7
542c6c71	8	#include <TPDGCode.h>
c0af1be2	9	#include <TH1F.h>
c0af1be2	10
fb774831	11	#include "AliQAChecker.h"
c0af1be2	12	#include "AliGlobalQADataMaker.h"
c0af1be2	13	#include "AliGeomManager.h"
d7259b2e	14	#include "AliESDEvent.h"
542c6c71	15	#include "AliESDv0.h"
fb774831	16	#include "AliRawReader.h"
c0af1be2	17
	18	ClassImp(AliGlobalQADataMaker)
	19
fb774831	20	//____________________________________________________________________________
57acd2d2	21	void AliGlobalQADataMaker::EndOfDetectorCycle(AliQA::TASKINDEX_t task, TObjArray ** list)
fb774831	22	{
	23	//Detector specific actions at end of cycle
	24	// do the QA checking
	25	AliQAChecker::Instance()->Run(AliQA::kGLOBAL, task, list) ;
	26	}
	27
	28	//____________________________________________________________________________
	29	void AliGlobalQADataMaker::InitRaws()
	30	{
	31	// create Raws histograms in Raws subdir
	32	}
	33
	34	//____________________________________________________________________________
c0af1be2	35	void AliGlobalQADataMaker::InitRecPoints() {
c0af1be2	36	//------------------------------------------------------
d7259b2e	37	// This function books the histograms of trackresiduals*
c0af1be2	38	// as a part of global QA
c0af1be2	39	//------------------------------------------------------
a6e0ebfe	40	const Char_t *name[]={
c0af1be2	41	"SPD1 residuals Y","SPD1 residuals Z",
	42	"SPD2 residuals Y","SPD2 residuals Z",
	43	"SDD1 residuals Y","SDD1 residuals Z",
	44	"SDD2 residuals Y","SDD2 residuals Z",
	45	"SSD1 residuals Y","SSD1 residuals Z",
	46	"SSD2 residuals Y","SSD2 residuals Z",
	47
	48	"TPC1 residuals Y","TPC1 residuals Z",
	49	"TPC2 residuals Y","TPC2 residuals Z",
	50
	51	"TRD1 residuals Y","TRD1 residuals Z",
	52	"TRD2 residuals Y","TRD2 residuals Z",
	53	"TRD3 residuals Y","TRD3 residuals Z",
	54	"TRD4 residuals Y","TRD4 residuals Z",
	55	"TRD5 residuals Y","TRD5 residuals Z",
	56	"TRD6 residuals Y","TRD6 residuals Z",
	57
	58	"TOF residuals Y","TOF residuals Z",
	59
	60	"PHOS1 residuals Y","PHOS1 residuals Z",
	61	"PHOS2 residuals Y","PHOS2 residuals Z",
	62
	63	"HMPID residuals Y","HMPID residuals Z",
	64
	65	"MUON residuals Y","MUON residuals Z",
	66
	67	"EMCAL residuals Y","EMCAL residuals Z"
	68	};
	69
	70	for (Int_t m=1; m<AliGeomManager::kLastLayer; m++) {
	71	Int_t i=2*m-2;
	72	TH1F *h=new TH1F(name[i],name[i],100,-5.,5.);
	73	Add2RecPointsList(h,i);
	74	h=new TH1F(name[i+1],name[i+1],100,-5.,5.);
	75	Add2RecPointsList(h,i+1);
	76	}
a935c6c0	77
49ab451d	78	Add2RecPointsList(
	79	new TH1F("SSD1 absolute residuals Y for Z<0 (cm)",
	80	"SSD1 absolute residuals Y for Z<0 (cm)",100,-2.,2.),40);
a935c6c0	81	Add2RecPointsList(
a935c6c0	82	new TH1F("SSD1 absolute residuals Z for Z<0 (cm)",
49ab451d	83	"SSD1 absolute residuals Z for Z<0 (cm)",100,-2.,2.),41);
	84	Add2RecPointsList(
	85	new TH1F("SSD1 absolute residuals Y for Z>0 (cm)",
	86	"SSD1 absolute residuals Y for Z>0 (cm)",100,-2.,2.),42);
a935c6c0	87	Add2RecPointsList(
a935c6c0	88	new TH1F("SSD1 absolute residuals Z for Z>0 (cm)",
49ab451d	89	"SSD1 absolute residuals Z for Z>0 (cm)",100,-2.,2.),43);
	90
	91
	92	Add2RecPointsList(
	93	new TH1F("SSD2 absolute residuals Y for Z<0 (cm)",
	94	"SSD2 absolute residuals Y for Z<0 (cm)",100,-3.,3.),44);
a935c6c0	95	Add2RecPointsList(
a935c6c0	96	new TH1F("SSD2 absolute residuals Z for Z<0 (cm)",
49ab451d	97	"SSD2 absolute residuals Z for Z<0 (cm)",100,-3.,3.),45);
	98	Add2RecPointsList(
	99	new TH1F("SSD2 absolute residuals Y for Z>0 (cm)",
	100	"SSD2 absolute residuals Y for Z>0 (cm)",100,-3.,3.),46);
a935c6c0	101	Add2RecPointsList(
a935c6c0	102	new TH1F("SSD2 absolute residuals Z for Z>0 (cm)",
49ab451d	103	"SSD2 absolute residuals Z for Z>0 (cm)",100,-3.,3.),47);
a935c6c0	104
c0af1be2	105	}
d7259b2e	106
fb774831	107	//____________________________________________________________________________
d7259b2e	108	void AliGlobalQADataMaker::InitESDs() {
	109	//------------------------------------------------------
	110	// This function books the ESD QA histograms
	111	// as a part of global QA
	112	//------------------------------------------------------
542c6c71	113
542c6c71	114	{// Cluster related QA
a6e0ebfe	115	const Char_t *name[]={
d7259b2e	116	"Fraction of the assigned clusters in ITS",
	117	"Fraction of the assigned clusters in TPC",
	118	"Fraction of the assigned clusters in TRD"
	119	};
542c6c71	120	Add2ESDsList(new TH1F(name[0],name[0],100,0.,2.),kClr0);
	121	Add2ESDsList(new TH1F(name[1],name[1],100,0.,2.),kClr1);
	122	Add2ESDsList(new TH1F(name[2],name[2],100,0.,2.),kClr2);
	123	}
	124
	125	{// Track related QA
a6e0ebfe	126	const Char_t *name[]={
542c6c71	127	"Track azimuthal distribution (rad)", // kTrk0
542c6c71	128	"Track pseudo-rapidity distribution", // kTrk1
a0994cfd	129	"TPC: track momentum distribution (GeV)", // kTrk2
	130	"TPC-ITS matched: track momentum distribution (GeV)", // kTrk3
	131	"TPC-TOF matched: track momentum distribution (GeV)", // kTrk4
542c6c71	132	"TPC-ITS track-matching probability", // kTrk5
	133	"TPC-TOF track-matching probability" // kTrk6
	134	};
	135	Add2ESDsList(new TH1F(name[0],name[0],100,-0.02,6.30),kTrk0);
	136	Add2ESDsList(new TH1F(name[1],name[1],100,-2.00,2.00),kTrk1);
	137	Add2ESDsList(new TH1F(name[2],name[2],50, 0.20,5.00),kTrk2);
	138	Add2ESDsList(new TH1F(name[3],name[3],50, 0.20,5.00),kTrk3);
	139	Add2ESDsList(new TH1F(name[4],name[4],50, 0.20,5.00),kTrk4);
	140	Add2ESDsList(new TH1F(name[5],name[5],50, 0.20,5.00),kTrk5);
	141	Add2ESDsList(new TH1F(name[6],name[6],50, 0.20,5.00),kTrk6);
	142	}
	143
	144	{// V0 related QA
a6e0ebfe	145	const Char_t *name[]={
542c6c71	146	"K0s mass (GeV)",
	147	"Lambda0 + Lambda0Bar mass (GeV)"
	148	};
	149	Add2ESDsList(new TH1F(name[0],name[0],50, 0.4477,0.5477),kV0s0);
	150	Add2ESDsList(new TH1F(name[1],name[1],50, 1.0657,1.1657),kV0s1);
	151	}
	152
	153	{// PID related QA
a6e0ebfe	154	const Char_t *name[]={
a0994cfd	155	"ITS: dEdx (ADC) for particles with momentum 0.4 - 0.5 (GeV)",
a0994cfd	156	"TPC: dEdx (ADC) for particles with momentum 0.4 - 0.5 (GeV)",
542c6c71	157	"TOF: tracking - measured (ps)"
	158	};
	159	Add2ESDsList(new TH1F(name[0],name[0],50,0.00,200.),kPid0);
	160	Add2ESDsList(new TH1F(name[1],name[1],50,0.00,100.),kPid1);
	161	Add2ESDsList(new TH1F(name[2],name[2],50,-3500.,3500.),kPid2);
	162	}
	163
d7259b2e	164	}
d7259b2e	165
fb774831	166	//____________________________________________________________________________
	167	void AliGlobalQADataMaker::MakeRaws(AliRawReader* rawReader)
	168	{
	169	//Fill prepared histograms with Raw digit properties
	170	rawReader->Reset() ;
	171
	172	}
	173
	174	//____________________________________________________________________________
542c6c71	175	void AliGlobalQADataMaker::MakeESDs(AliESDEvent * event) {
d7259b2e	176	//-----------------------------------------------------------
	177	// This function fills the ESD QA histograms
	178	// as a part of global QA
	179	//-----------------------------------------------------------
542c6c71	180	const AliESDEvent *esd=event;
542c6c71	181
d7259b2e	182	Int_t ntrk=esd->GetNumberOfTracks() ;
d7259b2e	183	for (Int_t i=0; i<ntrk; i++) {
542c6c71	184	const AliESDtrack *track=esd->GetTrack(i);
d7259b2e	185
542c6c71	186	// Cluster related QA
d7259b2e	187	if (track->IsOn(AliESDtrack::kITSrefit)) {
d7259b2e	188	Int_t n=track->GetITSclusters(0);
542c6c71	189	GetESDsData(kClr0)->Fill(Float_t(n)/6.); //6 is the number of ITS layers
d7259b2e	190	}
	191
	192	if (track->IsOn(AliESDtrack::kTPCrefit)) {
	193	Int_t n =track->GetTPCNcls();
	194	Int_t nf=track->GetTPCNclsF(); // number of crossed TPC pad rows
1aaf4118	195	if (nf>0) {
	196	Double_t val = n*1.0/nf;
	197	GetESDsData(kClr1)->Fill(val);
	198	}
d7259b2e	199	}
	200
	201	if (track->IsOn(AliESDtrack::kTRDrefit)) {
	202	Int_t n=track->GetTRDclusters(0);
e3bd5382	203	GetESDsData(kClr2)->Fill(Float_t(n)/(624));//(624) is the number of TRD time bins
542c6c71	204	}
	205
	206	Double_t p=track->GetP();
	207
	208	// Track related QA
	209	if (track->IsOn(AliESDtrack::kTPCrefit)) {
	210	Float_t dz[2];
	211	track->GetDZ(0.,0.,0.,esd->GetMagneticField(),dz);
	212	if ((TMath::Abs(dz[0])<3.) && (TMath::Abs(dz[1])<3.)) { // beam pipe
	213	Double_t phi=track->Phi();
	214	GetESDsData(kTrk0)->Fill(phi);
44f14df0	215	Double_t y=track->Eta();
542c6c71	216	GetESDsData(kTrk1)->Fill(y);
542c6c71	217
cecff4fc	218	if (TMath::Abs(y)<0.9) {
	219	GetESDsData(kTrk2)->Fill(p);
	220	if (track->IsOn(AliESDtrack::kITSrefit)) GetESDsData(kTrk3)->Fill(p);
	221	if (track->IsOn(AliESDtrack::kTOFout)) GetESDsData(kTrk4)->Fill(p);
	222	}
542c6c71	223	}
	224	}
	225
	226	// PID related QA
	227	if ((p>0.4) && (p<0.5)) {
	228	if (track->IsOn(AliESDtrack::kITSpid)) {
	229	Double_t dedx=track->GetITSsignal();
	230	GetESDsData(kPid0)->Fill(dedx);
	231	}
	232	if (track->IsOn(AliESDtrack::kTPCpid)) {
	233	Double_t dedx=track->GetTPCsignal();
	234	GetESDsData(kPid1)->Fill(dedx);
	235	}
d7259b2e	236	}
542c6c71	237	if (p>1.0) {
	238	if (track->IsOn(AliESDtrack::kTOFpid)) {
	239	Double_t times[10];
	240	track->GetIntegratedTimes(times);
	241	Double_t tof=track->GetTOFsignal();
	242	GetESDsData(kPid2)->Fill(times[2]-tof);
	243	}
	244	}
	245	}
d7259b2e	246
cecff4fc	247	TH1 *tpc=GetESDsData(kTrk2); tpc->Sumw2();
	248	TH1 *its=GetESDsData(kTrk3); its->Sumw2();
	249	TH1 *tof=GetESDsData(kTrk4); tof->Sumw2();
542c6c71	250	GetESDsData(kTrk5)->Divide(its,tpc,1,1.,"b");
	251	GetESDsData(kTrk6)->Divide(tof,tpc,1,1.,"b");
	252
	253	// V0 related QA
	254	Int_t nV0=esd->GetNumberOfV0s();
	255	for (Int_t i=0; i<nV0; i++) {
	256	Double_t mass;
	257	AliESDv0 v0(*esd->GetV0(i));
	258
	259	v0.ChangeMassHypothesis(kK0Short);
	260	mass=v0.GetEffMass();
	261	GetESDsData(kV0s0)->Fill(mass);
	262
	263	v0.ChangeMassHypothesis(kLambda0);
	264	mass=v0.GetEffMass();
	265	GetESDsData(kV0s1)->Fill(mass);
	266
	267	v0.ChangeMassHypothesis(kLambda0Bar);
	268	mass=v0.GetEffMass();
	269	GetESDsData(kV0s1)->Fill(mass);
d7259b2e	270	}
542c6c71	271
d7259b2e	272	}