[u/mrichter/AliRoot.git] / PWGGA / GammaConv / AliAnalysisTaskResolution.cxx

/**************************************************************************
 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 *																								*
 * Authors: Friederike Bock															*
 * Version 1.0																				*
 *																								*
 * Permission to use, copy, modify and distribute this software and its	 *
 * documentation strictly for non-commercial purposes is hereby granted	 *
 * without fee, provided that the above copyright notice appears in all	 *
 * copies and that both the copyright notice and this permission notice	 *
 * appear in the supporting documentation. The authors make no claims	 *
 * about the suitability of this software for any purpose. It is			*
 * provided "as is" without express or implied warranty.						*
 **************************************************************************/

////////////////////////////////////////////////
//---------------------------------------------
// QA Task for V0 Reader V1
//---------------------------------------------
////////////////////////////////////////////////

#include "AliAnalysisTaskResolution.h"
#include "TChain.h"
#include "AliAnalysisManager.h"
#include "TParticle.h"
#include "TVectorF.h"
#include "AliPIDResponse.h"
#include "AliESDtrackCuts.h"
#include "TFile.h"

class iostream;

using namespace std;

ClassImp(AliAnalysisTaskResolution)

//________________________________________________________________________
AliAnalysisTaskResolution::AliAnalysisTaskResolution() : AliAnalysisTaskSE(),
   fV0Reader(NULL),
   fConversionGammas(NULL),
   fConversionCuts(NULL),
   fTreeEvent(NULL),
   fTreeResolution(NULL),
   fPrimVtxZ(0.),
   fNContrVtx(0),
   fNESDtracksEta09(0),
   fNESDtracksEta0914(0),
   fNESDtracksEta14(0),
//    fGammaRecCoords(NULL),
//    fGammaMCCoords(NULL),
   fChi2ndf(0),
   fIsHeavyIon(kFALSE),
   fOutputList(NULL),
   fEventList(NULL),
   fResolutionList(NULL),
   fESDEvent(NULL),
   fMCEvent(NULL)
{

   
}


//________________________________________________________________________
AliAnalysisTaskResolution::AliAnalysisTaskResolution(const char *name) : AliAnalysisTaskSE(name),
   fV0Reader(NULL),
   fConversionGammas(NULL),
   fConversionCuts(NULL),
   fTreeEvent(NULL),
   fTreeResolution(NULL),
   fPrimVtxZ(0.),
   fNContrVtx(0),
   fNESDtracksEta09(0),
   fNESDtracksEta0914(0),
   fNESDtracksEta14(0),
//    fGammaRecCoords(NULL),
//    fGammaMCCoords(NULL),
   fChi2ndf(0),
   fIsHeavyIon(kFALSE),
   fOutputList(NULL),
   fEventList(NULL),
   fResolutionList(NULL),
   fESDEvent(NULL),
   fMCEvent(NULL)
{
   // Default constructor

   DefineInput(0, TChain::Class());
   DefineOutput(1, TList::Class());
}

//________________________________________________________________________
AliAnalysisTaskResolution::~AliAnalysisTaskResolution()
{
   // default deconstructor
   
}
//________________________________________________________________________
void AliAnalysisTaskResolution::UserCreateOutputObjects()
{
   // Create User Output Objects

   if(fOutputList != NULL){
      delete fOutputList;
      fOutputList = NULL;
   }
   if(fOutputList == NULL){
      fOutputList = new TList();
      fOutputList->SetOwner(kTRUE);
   }
   
   fEventList = new TList();
   fEventList->SetName("EventList");
   fEventList->SetOwner(kTRUE);
   fOutputList->Add(fEventList);
   
   fTreeEvent = new TTree("Event","Event");   
   fTreeEvent->Branch("primVtxZ",&fPrimVtxZ,"fPrimVtxZ/F");
   fTreeEvent->Branch("nContrVtx",&fNContrVtx,"fNContrVtx/I");
   fTreeEvent->Branch("nGoodTracksEta09",&fNESDtracksEta09,"fNESDtracksEta09/I");
   fTreeEvent->Branch("nGoodTracksEta0914",&fNESDtracksEta0914,"fNESDtracksEta0914/I");
   fTreeEvent->Branch("nGoodTracksEta14",&fNESDtracksEta14,"fNESDtracksEta14/I");
   fEventList->Add(fTreeEvent);
   
   fResolutionList = new TList();
   fResolutionList->SetName("ResolutionList");
   fResolutionList->SetOwner(kTRUE);
   fOutputList->Add(fResolutionList);

//    fGammaRecCoords = new Float_t[5];
//    fGammaMCCoords = new Float_t[5];
                        
   fTreeResolution = new TTree("Resolution","Resolution");   
   fTreeResolution->Branch("RecCoords",fGammaRecCoords,"fGammaRecCoords[5]/F");
   fTreeResolution->Branch("MCCoords",fGammaMCCoords,"fGammaMCCoords[5]/F");
   fTreeResolution->Branch("chi2ndf",&fChi2ndf,"fChi2ndf/F");
   fResolutionList->Add(fTreeResolution);
   // V0 Reader Cuts
   TString cutnumber = fConversionCuts->GetCutNumber();

   PostData(1, fOutputList);
}

//________________________________________________________________________
void AliAnalysisTaskResolution::UserExec(Option_t *){

   fV0Reader=(AliV0ReaderV1*)AliAnalysisManager::GetAnalysisManager()->GetTask("V0ReaderV1");

      Int_t eventQuality = ((AliConversionCuts*)fV0Reader->GetConversionCuts())->GetEventQuality();
   if(eventQuality != 0){// Event Not Accepted
      return;
   }
   fESDEvent = (AliESDEvent*) InputEvent();
   if (fESDEvent==NULL) return;
   if(fIsHeavyIon && !fConversionCuts->IsCentralitySelected(fESDEvent)) return;
   fNESDtracksEta09 = CountTracks09(); // Estimate Event Multiplicity
   fNESDtracksEta0914 = CountTracks0914(); // Estimate Event Multiplicity
   fNESDtracksEta14 = fNESDtracksEta09 + fNESDtracksEta0914;
   if(fESDEvent){
      if(fESDEvent->GetPrimaryVertexTracks()->GetNContributors()>0) {
         fNContrVtx = fESDEvent->GetPrimaryVertexTracks()->GetNContributors();
      } else if(fESDEvent->GetPrimaryVertexTracks()->GetNContributors()<1) {
         if(fESDEvent->GetPrimaryVertexSPD()->GetNContributors()>0) {
            fNContrVtx = fESDEvent->GetPrimaryVertexSPD()->GetNContributors();
         } else if(fESDEvent->GetPrimaryVertexSPD()->GetNContributors()<1) {
            fNContrVtx = 0;
         }
      }
   }
   fPrimVtxZ = fESDEvent->GetPrimaryVertex()->GetZ();
   
   if (fTreeEvent){
      fTreeEvent->Fill();
   }

   fConversionGammas=fV0Reader->GetReconstructedGammas();
	if(MCEvent()){
		fMCEvent = MCEvent();
	}
   ProcessPhotons();
   PostData(1, fOutputList);
}


///________________________________________________________________________
void AliAnalysisTaskResolution::ProcessPhotons(){

	// Fill Histograms for QA and MC
   for(Int_t firstGammaIndex=0;firstGammaIndex<fConversionGammas->GetEntriesFast();firstGammaIndex++){
      AliAODConversionPhoton *gamma=dynamic_cast<AliAODConversionPhoton*>(fConversionGammas->At(firstGammaIndex));
      if (gamma ==NULL) continue;
      if(!fConversionCuts->PhotonIsSelected(gamma,fESDEvent)) continue;
      fGammaRecCoords[0] = gamma->GetPhotonPt();
      fGammaRecCoords[1] = gamma->GetPhotonPhi();
      fGammaRecCoords[2] = gamma->GetPhotonEta();
      fGammaRecCoords[3] = gamma->GetConversionRadius();
      fGammaRecCoords[4] = gamma->GetConversionZ();
      fChi2ndf = gamma->GetChi2perNDF();
		if(fMCEvent){
// 			cout << "generating MC stack"<< endl;
			AliStack *fMCStack = fMCEvent->Stack();
			if (!fMCStack) continue;
			TParticle *posDaughter = gamma->GetPositiveMCDaughter(fMCStack);
			TParticle *negDaughter = gamma->GetNegativeMCDaughter(fMCStack);
// 			cout << "generate Daughters: "<<posDaughter << "\t" << negDaughter << endl;
			
			if(posDaughter == NULL || negDaughter == NULL){ 
				continue;
			} else if(posDaughter->GetMother(0) != negDaughter->GetMother(0) || (posDaughter->GetMother(0) == negDaughter->GetMother(0) && posDaughter->GetMother(0) ==-1)){ 
				continue;
			} else {
// 				cout << "same mother" << endl;
				Int_t pdgCodePos; 
				if (posDaughter->GetPdgCode()) pdgCodePos = posDaughter->GetPdgCode(); else continue;
				Int_t pdgCodeNeg; 
				if (negDaughter->GetPdgCode()) pdgCodeNeg = negDaughter->GetPdgCode(); else continue;
// 				cout << "PDG codes daughters: " << pdgCodePos << "\t" << pdgCodeNeg << endl;
				Int_t pdgCode; 
				if (gamma->GetMCParticle(fMCStack)->GetPdgCode()) pdgCode = gamma->GetMCParticle(fMCStack)->GetPdgCode(); else continue;
// 				cout << "PDG code: " << pdgCode << endl;
				if(TMath::Abs(pdgCodePos)!=11 || TMath::Abs(pdgCodeNeg)!=11)
					continue;
				else if ( !(pdgCodeNeg==pdgCodePos)){
					TParticle *truePhotonCanditate = gamma->GetMCParticle(fMCStack);
					if(pdgCode == 111) 
						continue;
					else if (pdgCode == 221) 
						continue;
					else if (!(negDaughter->GetUniqueID() != 5 || posDaughter->GetUniqueID() !=5)){
						if(pdgCode == 22){
                     fGammaMCCoords[0] = truePhotonCanditate->Pt();
                     fGammaMCCoords[1] = gamma->GetNegativeMCDaughter(fMCStack)->Phi();
                     fGammaMCCoords[2] = gamma->GetNegativeMCDaughter(fMCStack)->Eta();
                     fGammaMCCoords[3] = gamma->GetNegativeMCDaughter(fMCStack)->R();
                     fGammaMCCoords[4] = gamma->GetNegativeMCDaughter(fMCStack)->Vz();
                     
                     if (fTreeResolution){
                        fTreeResolution->Fill();
							}
						}		
					} else continue; //garbage
				} else continue; //garbage
			}
      }
	}
}

//________________________________________________________________________
Int_t AliAnalysisTaskResolution::CountTracks09(){
   Int_t fNumberOfESDTracks = 0;
   if(fInputEvent->IsA()==AliESDEvent::Class()){
   // Using standard function for setting Cuts
      Bool_t selectPrimaries=kTRUE;
      AliESDtrackCuts *EsdTrackCuts = AliESDtrackCuts::GetStandardITSTPCTrackCuts2010(selectPrimaries);
      EsdTrackCuts->SetMaxDCAToVertexZ(2);
      EsdTrackCuts->SetEtaRange(-0.9, 0.9);
      EsdTrackCuts->SetPtRange(0.15);
      
      for(Int_t iTracks = 0; iTracks < fInputEvent->GetNumberOfTracks(); iTracks++){
         AliESDtrack* curTrack = (AliESDtrack*) fInputEvent->GetTrack(iTracks);
         if(!curTrack) continue;
         // if(fMCEvent && ((AliConversionCuts*)fCutArray->At(fiCut))->GetSignalRejection() != 0){
         //    if(!((AliConversionCuts*)fCutArray->At(fiCut))->IsParticleFromBGEvent(abs(curTrack->GetLabel()), fMCStack)) continue;
         // }
         if(EsdTrackCuts->AcceptTrack(curTrack) ) fNumberOfESDTracks++;
      }
      delete EsdTrackCuts;
      EsdTrackCuts=0x0;
   }
   else if(fInputEvent->IsA()==AliAODEvent::Class()){
      for(Int_t iTracks = 0; iTracks<fInputEvent->GetNumberOfTracks(); iTracks++){
         AliAODTrack* curTrack = (AliAODTrack*) fInputEvent->GetTrack(iTracks);
         if(!curTrack->IsPrimaryCandidate()) continue;
         if(abs(curTrack->Eta())>0.9) continue;
         if(curTrack->Pt()<0.15) continue;
         if(abs(curTrack->ZAtDCA())>2) continue;
         fNumberOfESDTracks++;
      }
   }

   return fNumberOfESDTracks;
}

Int_t AliAnalysisTaskResolution::CountTracks0914(){

   // Using standard function for setting Cuts ; We use TPCOnlyTracks for outer eta region
   //Bool_t selectPrimaries=kTRUE;
	 //   EsdTrackCuts = AliESDtrackCuts::GetStandardITSTPCTrackCuts2010(selectPrimaries);
    Int_t fNumberOfESDTracks = 0;
    if(fInputEvent->IsA()==AliESDEvent::Class()){
      // Using standard function for setting Cuts
      AliESDtrackCuts *EsdTrackCuts = AliESDtrackCuts::GetStandardTPCOnlyTrackCuts();
      EsdTrackCuts->SetMaxDCAToVertexZ(5);
      EsdTrackCuts->SetEtaRange(0.9, 1.4);
      EsdTrackCuts->SetPtRange(0.15);
      
      for(Int_t iTracks = 0; iTracks < fInputEvent->GetNumberOfTracks(); iTracks++){
         AliESDtrack* curTrack = (AliESDtrack*) fInputEvent->GetTrack(iTracks);
         if(!curTrack) continue;
         // if(fMCEvent && ((AliConversionCuts*)fCutArray->At(fiCut))->GetSignalRejection() != 0){
         //    if(!((AliConversionCuts*)fCutArray->At(fiCut))->IsParticleFromBGEvent(abs(curTrack->GetLabel()), fMCStack)) continue;
         // }
         if(EsdTrackCuts->AcceptTrack(curTrack) ) fNumberOfESDTracks++;
      }
      EsdTrackCuts->SetEtaRange(-1.4, -0.9);
      for(Int_t iTracks = 0; iTracks < fESDEvent->GetNumberOfTracks(); iTracks++){
         AliESDtrack* curTrack = fESDEvent->GetTrack(iTracks);
         if(!curTrack) continue;
         if(EsdTrackCuts->AcceptTrack(curTrack) ) fNumberOfESDTracks++;
      }
      delete EsdTrackCuts;
      EsdTrackCuts=0x0;
   }
   else if(fInputEvent->IsA()==AliAODEvent::Class()){
      for(Int_t iTracks = 0; iTracks<fInputEvent->GetNumberOfTracks(); iTracks++){
         AliAODTrack* curTrack = (AliAODTrack*) fInputEvent->GetTrack(iTracks);
//          if(!curTrack->IsPrimaryCandidate()) continue;
         if(abs(curTrack->Eta())<0.9 || abs(curTrack->Eta())>1.4 ) continue;
         if(curTrack->Pt()<0.15) continue;
         if(abs(curTrack->ZAtDCA())>5) continue;
         fNumberOfESDTracks++;
      }
   }
   
   return fNumberOfESDTracks;
}

//________________________________________________________________________
void AliAnalysisTaskResolution::Terminate(Option_t *)
{
//    if (fStreamMaterial){
//       fStreamMaterial->GetFile()->Write();
//    }
//    if (fStreamResolution){
//       fStreamResolution->GetFile()->Write();
//    }
}
Commit	Line	Data
72395bd9	1	/**************************************************************************
	2	* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	3	* *
	4	* Authors: Friederike Bock *
	5	* Version 1.0 *
	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	//---------------------------------------------
	18	// QA Task for V0 Reader V1
	19	//---------------------------------------------
	20	////////////////////////////////////////////////
	21
	22	#include "AliAnalysisTaskResolution.h"
	23	#include "TChain.h"
	24	#include "AliAnalysisManager.h"
	25	#include "TParticle.h"
	26	#include "TVectorF.h"
	27	#include "AliPIDResponse.h"
	28	#include "AliESDtrackCuts.h"
	29	#include "TFile.h"
	30
	31	class iostream;
	32
	33	using namespace std;
	34
	35	ClassImp(AliAnalysisTaskResolution)
	36
	37	//________________________________________________________________________
	38	AliAnalysisTaskResolution::AliAnalysisTaskResolution() : AliAnalysisTaskSE(),
	39	fV0Reader(NULL),
	40	fConversionGammas(NULL),
	41	fConversionCuts(NULL),
	42	fTreeEvent(NULL),
	43	fTreeResolution(NULL),
	44	fPrimVtxZ(0.),
	45	fNContrVtx(0),
	46	fNESDtracksEta09(0),
	47	fNESDtracksEta0914(0),
	48	fNESDtracksEta14(0),
	49	// fGammaRecCoords(NULL),
	50	// fGammaMCCoords(NULL),
	51	fChi2ndf(0),
	52	fIsHeavyIon(kFALSE),
	53	fOutputList(NULL),
	54	fEventList(NULL),
	55	fResolutionList(NULL),
	56	fESDEvent(NULL),
	57	fMCEvent(NULL)
	58	{
	59
	60
	61	}
	62
	63
	64	//________________________________________________________________________
65	AliAnalysisTaskResolution::AliAnalysisTaskResolution(const char *name) : AliAnalysisTaskSE(name),
66	fV0Reader(NULL),
67	fConversionGammas(NULL),
68	fConversionCuts(NULL),
69	fTreeEvent(NULL),
70	fTreeResolution(NULL),
71	fPrimVtxZ(0.),
72	fNContrVtx(0),
73	fNESDtracksEta09(0),
74	fNESDtracksEta0914(0),
75	fNESDtracksEta14(0),
76	// fGammaRecCoords(NULL),
77	// fGammaMCCoords(NULL),
78	fChi2ndf(0),
79	fIsHeavyIon(kFALSE),
80	fOutputList(NULL),
81	fEventList(NULL),
82	fResolutionList(NULL),
83	fESDEvent(NULL),
84	fMCEvent(NULL)
85	{
86	// Default constructor
87
88	DefineInput(0, TChain::Class());
89	DefineOutput(1, TList::Class());
90	}
91
92	//________________________________________________________________________
93	AliAnalysisTaskResolution::~AliAnalysisTaskResolution()
94	{
95	// default deconstructor
96
97	}
98	//________________________________________________________________________
99	void AliAnalysisTaskResolution::UserCreateOutputObjects()
100	{
101	// Create User Output Objects
102
103	if(fOutputList != NULL){
104	delete fOutputList;
105	fOutputList = NULL;
106	}
107	if(fOutputList == NULL){
108	fOutputList = new TList();
109	fOutputList->SetOwner(kTRUE);
110	}
111
112	fEventList = new TList();
113	fEventList->SetName("EventList");
114	fEventList->SetOwner(kTRUE);
115	fOutputList->Add(fEventList);
116
117	fTreeEvent = new TTree("Event","Event");
118	fTreeEvent->Branch("primVtxZ",&fPrimVtxZ,"fPrimVtxZ/F");
119	fTreeEvent->Branch("nContrVtx",&fNContrVtx,"fNContrVtx/I");
120	fTreeEvent->Branch("nGoodTracksEta09",&fNESDtracksEta09,"fNESDtracksEta09/I");
121	fTreeEvent->Branch("nGoodTracksEta0914",&fNESDtracksEta0914,"fNESDtracksEta0914/I");
122	fTreeEvent->Branch("nGoodTracksEta14",&fNESDtracksEta14,"fNESDtracksEta14/I");
123	fEventList->Add(fTreeEvent);
124
125	fResolutionList = new TList();
126	fResolutionList->SetName("ResolutionList");
127	fResolutionList->SetOwner(kTRUE);
128	fOutputList->Add(fResolutionList);
129
130	// fGammaRecCoords = new Float_t[5];
131	// fGammaMCCoords = new Float_t[5];
132
133	fTreeResolution = new TTree("Resolution","Resolution");
134	fTreeResolution->Branch("RecCoords",fGammaRecCoords,"fGammaRecCoords[5]/F");
135	fTreeResolution->Branch("MCCoords",fGammaMCCoords,"fGammaMCCoords[5]/F");
136	fTreeResolution->Branch("chi2ndf",&fChi2ndf,"fChi2ndf/F");
137	fResolutionList->Add(fTreeResolution);
138	// V0 Reader Cuts
139	TString cutnumber = fConversionCuts->GetCutNumber();
140
141	PostData(1, fOutputList);
142	}
143
144	//________________________________________________________________________
145	void AliAnalysisTaskResolution::UserExec(Option_t *){
146
147	fV0Reader=(AliV0ReaderV1*)AliAnalysisManager::GetAnalysisManager()->GetTask("V0ReaderV1");
148
149	Int_t eventQuality = ((AliConversionCuts*)fV0Reader->GetConversionCuts())->GetEventQuality();
150	if(eventQuality != 0){// Event Not Accepted
151	return;
152	}
153	fESDEvent = (AliESDEvent*) InputEvent();
154	if (fESDEvent==NULL) return;
155	if(fIsHeavyIon && !fConversionCuts->IsCentralitySelected(fESDEvent)) return;
156	fNESDtracksEta09 = CountTracks09(); // Estimate Event Multiplicity
157	fNESDtracksEta0914 = CountTracks0914(); // Estimate Event Multiplicity
158	fNESDtracksEta14 = fNESDtracksEta09 + fNESDtracksEta0914;
159	if(fESDEvent){
160	if(fESDEvent->GetPrimaryVertexTracks()->GetNContributors()>0) {
161	fNContrVtx = fESDEvent->GetPrimaryVertexTracks()->GetNContributors();
162	} else if(fESDEvent->GetPrimaryVertexTracks()->GetNContributors()<1) {
163	if(fESDEvent->GetPrimaryVertexSPD()->GetNContributors()>0) {
164	fNContrVtx = fESDEvent->GetPrimaryVertexSPD()->GetNContributors();
165	} else if(fESDEvent->GetPrimaryVertexSPD()->GetNContributors()<1) {
166	fNContrVtx = 0;
167	}
168	}
169	}
170	fPrimVtxZ = fESDEvent->GetPrimaryVertex()->GetZ();
171
172	if (fTreeEvent){
173	fTreeEvent->Fill();
174	}
175
176	fConversionGammas=fV0Reader->GetReconstructedGammas();
177	if(MCEvent()){
178	fMCEvent = MCEvent();
179	}
180	ProcessPhotons();
181	PostData(1, fOutputList);
182	}
183
184
185	///________________________________________________________________________
186	void AliAnalysisTaskResolution::ProcessPhotons(){
187
188	// Fill Histograms for QA and MC
189	for(Int_t firstGammaIndex=0;firstGammaIndex<fConversionGammas->GetEntriesFast();firstGammaIndex++){
190	AliAODConversionPhoton gamma=dynamic_cast<AliAODConversionPhoton>(fConversionGammas->At(firstGammaIndex));
191	if (gamma ==NULL) continue;
192	if(!fConversionCuts->PhotonIsSelected(gamma,fESDEvent)) continue;
193	fGammaRecCoords[0] = gamma->GetPhotonPt();
194	fGammaRecCoords[1] = gamma->GetPhotonPhi();
195	fGammaRecCoords[2] = gamma->GetPhotonEta();
196	fGammaRecCoords[3] = gamma->GetConversionRadius();
197	fGammaRecCoords[4] = gamma->GetConversionZ();
198	fChi2ndf = gamma->GetChi2perNDF();
199	if(fMCEvent){
200	// cout << "generating MC stack"<< endl;
201	AliStack *fMCStack = fMCEvent->Stack();
202	if (!fMCStack) continue;
203	TParticle *posDaughter = gamma->GetPositiveMCDaughter(fMCStack);
204	TParticle *negDaughter = gamma->GetNegativeMCDaughter(fMCStack);
205	// cout << "generate Daughters: "<<posDaughter << "\t" << negDaughter << endl;
206
207	if(posDaughter == NULL \|\| negDaughter == NULL){
208	continue;
209	} else if(posDaughter->GetMother(0) != negDaughter->GetMother(0) \|\| (posDaughter->GetMother(0) == negDaughter->GetMother(0) && posDaughter->GetMother(0) ==-1)){
210	continue;
211	} else {
212	// cout << "same mother" << endl;
213	Int_t pdgCodePos;
214	if (posDaughter->GetPdgCode()) pdgCodePos = posDaughter->GetPdgCode(); else continue;
215	Int_t pdgCodeNeg;
216	if (negDaughter->GetPdgCode()) pdgCodeNeg = negDaughter->GetPdgCode(); else continue;
217	// cout << "PDG codes daughters: " << pdgCodePos << "\t" << pdgCodeNeg << endl;
218	Int_t pdgCode;
219	if (gamma->GetMCParticle(fMCStack)->GetPdgCode()) pdgCode = gamma->GetMCParticle(fMCStack)->GetPdgCode(); else continue;
220	// cout << "PDG code: " << pdgCode << endl;
221	if(TMath::Abs(pdgCodePos)!=11 \|\| TMath::Abs(pdgCodeNeg)!=11)
222	continue;
223	else if ( !(pdgCodeNeg==pdgCodePos)){
224	TParticle *truePhotonCanditate = gamma->GetMCParticle(fMCStack);
225	if(pdgCode == 111)
226	continue;
227	else if (pdgCode == 221)
228	continue;
229	else if (!(negDaughter->GetUniqueID() != 5 \|\| posDaughter->GetUniqueID() !=5)){
230	if(pdgCode == 22){
231	fGammaMCCoords[0] = truePhotonCanditate->Pt();
232	fGammaMCCoords[1] = gamma->GetNegativeMCDaughter(fMCStack)->Phi();
233	fGammaMCCoords[2] = gamma->GetNegativeMCDaughter(fMCStack)->Eta();
234	fGammaMCCoords[3] = gamma->GetNegativeMCDaughter(fMCStack)->R();
235	fGammaMCCoords[4] = gamma->GetNegativeMCDaughter(fMCStack)->Vz();
236
237	if (fTreeResolution){
238	fTreeResolution->Fill();
239	}
240	}
241	} else continue; //garbage
242	} else continue; //garbage
243	}
244	}
245	}
246	}
247
248	//________________________________________________________________________
249	Int_t AliAnalysisTaskResolution::CountTracks09(){
250	Int_t fNumberOfESDTracks = 0;
251	if(fInputEvent->IsA()==AliESDEvent::Class()){
252	// Using standard function for setting Cuts
253	Bool_t selectPrimaries=kTRUE;
254	AliESDtrackCuts *EsdTrackCuts = AliESDtrackCuts::GetStandardITSTPCTrackCuts2010(selectPrimaries);
255	EsdTrackCuts->SetMaxDCAToVertexZ(2);
256	EsdTrackCuts->SetEtaRange(-0.9, 0.9);
257	EsdTrackCuts->SetPtRange(0.15);
258
259	for(Int_t iTracks = 0; iTracks < fInputEvent->GetNumberOfTracks(); iTracks++){
260	AliESDtrack* curTrack = (AliESDtrack*) fInputEvent->GetTrack(iTracks);
261	if(!curTrack) continue;
262	// if(fMCEvent && ((AliConversionCuts*)fCutArray->At(fiCut))->GetSignalRejection() != 0){
263	// if(!((AliConversionCuts*)fCutArray->At(fiCut))->IsParticleFromBGEvent(abs(curTrack->GetLabel()), fMCStack)) continue;
264	// }
265	if(EsdTrackCuts->AcceptTrack(curTrack) ) fNumberOfESDTracks++;
266	}
267	delete EsdTrackCuts;
268	EsdTrackCuts=0x0;
269	}
270	else if(fInputEvent->IsA()==AliAODEvent::Class()){
271	for(Int_t iTracks = 0; iTracks<fInputEvent->GetNumberOfTracks(); iTracks++){
272	AliAODTrack* curTrack = (AliAODTrack*) fInputEvent->GetTrack(iTracks);
273	if(!curTrack->IsPrimaryCandidate()) continue;
274	if(abs(curTrack->Eta())>0.9) continue;
275	if(curTrack->Pt()<0.15) continue;
276	if(abs(curTrack->ZAtDCA())>2) continue;
277	fNumberOfESDTracks++;
278	}
279	}
280
281	return fNumberOfESDTracks;
282	}
283
284	Int_t AliAnalysisTaskResolution::CountTracks0914(){
285
286	// Using standard function for setting Cuts ; We use TPCOnlyTracks for outer eta region
287	//Bool_t selectPrimaries=kTRUE;
288	// EsdTrackCuts = AliESDtrackCuts::GetStandardITSTPCTrackCuts2010(selectPrimaries);
289	Int_t fNumberOfESDTracks = 0;
290	if(fInputEvent->IsA()==AliESDEvent::Class()){
291	// Using standard function for setting Cuts
292	AliESDtrackCuts *EsdTrackCuts = AliESDtrackCuts::GetStandardTPCOnlyTrackCuts();
293	EsdTrackCuts->SetMaxDCAToVertexZ(5);
294	EsdTrackCuts->SetEtaRange(0.9, 1.4);
295	EsdTrackCuts->SetPtRange(0.15);
296
297	for(Int_t iTracks = 0; iTracks < fInputEvent->GetNumberOfTracks(); iTracks++){
298	AliESDtrack* curTrack = (AliESDtrack*) fInputEvent->GetTrack(iTracks);
299	if(!curTrack) continue;
300	// if(fMCEvent && ((AliConversionCuts*)fCutArray->At(fiCut))->GetSignalRejection() != 0){
301	// if(!((AliConversionCuts*)fCutArray->At(fiCut))->IsParticleFromBGEvent(abs(curTrack->GetLabel()), fMCStack)) continue;
302	// }
303	if(EsdTrackCuts->AcceptTrack(curTrack) ) fNumberOfESDTracks++;
304	}
305	EsdTrackCuts->SetEtaRange(-1.4, -0.9);
306	for(Int_t iTracks = 0; iTracks < fESDEvent->GetNumberOfTracks(); iTracks++){
307	AliESDtrack* curTrack = fESDEvent->GetTrack(iTracks);
308	if(!curTrack) continue;
309	if(EsdTrackCuts->AcceptTrack(curTrack) ) fNumberOfESDTracks++;
310	}
311	delete EsdTrackCuts;
312	EsdTrackCuts=0x0;
313	}
314	else if(fInputEvent->IsA()==AliAODEvent::Class()){
315	for(Int_t iTracks = 0; iTracks<fInputEvent->GetNumberOfTracks(); iTracks++){
316	AliAODTrack* curTrack = (AliAODTrack*) fInputEvent->GetTrack(iTracks);
317	// if(!curTrack->IsPrimaryCandidate()) continue;
318	if(abs(curTrack->Eta())<0.9 \|\| abs(curTrack->Eta())>1.4 ) continue;
319	if(curTrack->Pt()<0.15) continue;
320	if(abs(curTrack->ZAtDCA())>5) continue;
321	fNumberOfESDTracks++;
322	}
323	}
324
325	return fNumberOfESDTracks;
326	}
327
328	//________________________________________________________________________
329	void AliAnalysisTaskResolution::Terminate(Option_t *)
330	{
331	// if (fStreamMaterial){
332	// fStreamMaterial->GetFile()->Write();
333	// }
334	// if (fStreamResolution){
335	// fStreamResolution->GetFile()->Write();
336	// }
337	}