[u/mrichter/AliRoot.git] / PWGDQ / dielectron / AliDielectron.h

#ifndef ALIDIELECTRON_H
#define ALIDIELECTRON_H
/* Copyright(c) 1998-2009, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

//#####################################################
//#                                                   # 
//#             Class AliDielectron                   #
//#         Main Class for e+e- analysis              #
//#                                                   #
//#  by WooJin J. Park, GSI / W.J.Park@gsi.de         #
//#     Ionut C. Arsene, GSI / I.C.Arsene@gsi.de      #
//#     Magnus Mager, CERN / Magnus.Mager@cern.ch     #
//#     Jens Wiechula, Uni HD / Jens.Wiechula@cern.ch #
//#                                                   #
//#####################################################


#include <TNamed.h>
#include <TObjArray.h>

#include <AliAnalysisFilter.h>
#include <AliKFParticle.h>

#include "AliDielectronHistos.h"
#include "AliDielectronHF.h"
#include "AliDielectronCutQA.h"

class AliEventplane;
class AliVEvent;
class AliMCEvent;
class THashList;
class AliDielectronCF;
class AliDielectronDebugTree;
class AliDielectronTrackRotator;
class AliDielectronPair;
class AliDielectronSignalMC;
class AliDielectronMixingHandler;

//________________________________________________________________
class AliDielectron : public TNamed {

  friend class AliDielectronMixingHandler; //mixing as friend class

public:
  enum EPairType { kEv1PP=0, kEv1PM, kEv1MM,
      kEv1PEv2P, kEv1MEv2P, kEv2PP,
      kEv1PEv2M, kEv1MEv2M, kEv2PM,
      kEv2MM, kEv1PMRot };
  enum ELegType  { kEv1P, kEv1M, kEv2P, kEv2M };
  
  AliDielectron();
  AliDielectron(const char* name, const char* title);
  virtual ~AliDielectron();

  void Init();
  
  void Process(AliVEvent *ev1, AliVEvent *ev2=0);

  const AliAnalysisFilter& GetEventFilter() const { return fEventFilter; }
  const AliAnalysisFilter& GetTrackFilter() const { return fTrackFilter; }
  const AliAnalysisFilter& GetPairFilter()  const { return fPairFilter;  }

  AliAnalysisFilter& GetEventFilter()       { return fEventFilter;       }
  AliAnalysisFilter& GetTrackFilter()       { return fTrackFilter;       }
  AliAnalysisFilter& GetPairFilter()        { return fPairFilter;        }
  AliAnalysisFilter& GetPairPreFilter()     { return fPairPreFilter;     }
  AliAnalysisFilter& GetPairPreFilterLegs() { return fPairPreFilterLegs; }
  AliAnalysisFilter& GetEventPlanePreFilter(){ return fEventPlanePreFilter; }
  AliAnalysisFilter& GetEventPlanePOIPreFilter(){ return fEventPlanePOIPreFilter; }

  void  SetMotherPdg( Int_t pdgMother ) { fPdgMother=pdgMother; }
  void  SetLegPdg(Int_t pdgLeg1, Int_t pdgLeg2) { fPdgLeg1=pdgLeg1; fPdgLeg2=pdgLeg2; }
  Int_t GetMotherPdg() const { return fPdgMother; }
  Int_t GetLeg1Pdg()   const { return fPdgLeg1;   }
  Int_t GetLeg2Pdg()   const { return fPdgLeg2;   }

  void SetCutQA(Bool_t qa=kTRUE) { fCutQA=qa; }
  void SetNoPairing(Bool_t noPairing=kTRUE) { fNoPairing=noPairing; }
  void SetUseKF(Bool_t useKF=kTRUE) { fUseKF=useKF; }
  const TObjArray* GetTrackArray(Int_t i) const {return (i>=0&&i<4)?&fTracks[i]:0;}
  const TObjArray* GetPairArray(Int_t i)  const {return (i>=0&&i<11)?
      static_cast<TObjArray*>(fPairCandidates->UncheckedAt(i)):0;}

  TObjArray** GetPairArraysPointer() { return &fPairCandidates; }
  void SetHistogramArray(AliDielectronHF * const histoarray) { fHistoArray=histoarray; }
  const TObjArray * GetHistogramArray() const { return fHistoArray?fHistoArray->GetHistArray():0x0; }
  const TObjArray * GetQAHistArray() const { return fQAmonitor?fQAmonitor->GetQAHistArray():0x0; }

  void SetHistogramManager(AliDielectronHistos * const histos) { fHistos=histos; }
  AliDielectronHistos* GetHistoManager() const { return fHistos; }
  const THashList * GetHistogramList() const { return fHistos?fHistos->GetHistogramList():0x0; }

  Bool_t HasCandidates() const { return GetPairArray(1)?GetPairArray(1)->GetEntriesFast()>0:0; }
  Bool_t HasCandidatesLikeSign() const {
    return (GetPairArray(0)&&GetPairArray(2)) ? (GetPairArray(0)->GetEntriesFast()>0 || GetPairArray(2)->GetEntriesFast()>0) : 0;
  }
  
  Bool_t HasCandidatesTR() const {return GetPairArray(10)?GetPairArray(10)->GetEntriesFast()>0:0;} 
  void SetCFManagerPair(AliDielectronCF * const cf) { fCfManagerPair=cf; }
  AliDielectronCF* GetCFManagerPair() const { return fCfManagerPair; }

  void SetPreFilterEventPlane(Bool_t setValue=kTRUE){fPreFilterEventPlane=setValue;};
  void SetLikeSignSubEvents(Bool_t setValue=kTRUE){fLikeSignSubEvents=setValue;};
  void SetPreFilterUnlikeOnly(Bool_t setValue=kTRUE){fPreFilterUnlikeOnly=setValue;};
  void SetPreFilterAllSigns(Bool_t setValue=kTRUE){fPreFilterAllSigns=setValue;};

  void SetTrackRotator(AliDielectronTrackRotator * const rot) { fTrackRotator=rot; }
  AliDielectronTrackRotator* GetTrackRotator() const { return fTrackRotator; }

  void SetMixingHandler(AliDielectronMixingHandler *mix) { fMixing=mix; }
  AliDielectronMixingHandler* GetMixingHandler() const { return fMixing; }

  void SetHasMC(Bool_t hasMC) { fHasMC = hasMC; }
  Bool_t GetHasMC() const     { return fHasMC;  }

  void SetStoreRotatedPairs(Bool_t storeTR) {fStoreRotatedPairs = storeTR;}
  void SetDontClearArrays(Bool_t dontClearArrays=kTRUE) { fDontClearArrays=dontClearArrays; }

  void AddSignalMC(AliDielectronSignalMC* signal);  

  void SetDebugTree(AliDielectronDebugTree * const tree) { fDebugTree=tree; }

  const TObjArray* GetMCSignals() const { return fSignalsMC; }
  static const char* TrackClassName(Int_t i) { return (i>=0&&i<4)?fgkTrackClassNames[i]:""; }
  static const char* PairClassName(Int_t i)  { return (i>=0&&i<11)?fgkPairClassNames[i]:""; }

  void SetEstimatorFilename(const Char_t* filename) {fEstimatorFilename = filename;}
  void SetTRDcorrectionFilename(const Char_t* filename) {fTRDpidCorrectionFilename = filename;}
  void SetVZEROCalibrationFilename(const Char_t* filename) {fVZEROCalibrationFilename = filename;}
  void SetVZERORecenteringFilename(const Char_t* filename) {fVZERORecenteringFilename = filename;}

  void SaveDebugTree();

private:

  Bool_t fCutQA;                    // monitor cuts
  AliDielectronCutQA *fQAmonitor;   // monitoring of cuts
  AliAnalysisFilter fEventFilter;    // Event cuts
  AliAnalysisFilter fTrackFilter;    // leg cuts
  AliAnalysisFilter fPairPreFilter;  // pair prefilter cuts
  AliAnalysisFilter fPairPreFilterLegs; // Leg filter after the pair prefilter cuts
  AliAnalysisFilter fPairFilter;     // pair cuts
  AliAnalysisFilter fEventPlanePreFilter;  // event plane prefilter cuts  
  AliAnalysisFilter fEventPlanePOIPreFilter;  // PoI cuts in the event plane prefilter  

  Int_t fPdgMother;     // pdg code of mother tracks
  Int_t fPdgLeg1;       // pdg code leg1
  Int_t fPdgLeg2;       // pdg code leg2

  TObjArray* fSignalsMC;      // array of AliDielectronSignalMC

  Bool_t fNoPairing;    // if to skip pairing, can be used for track QA only
  Bool_t fUseKF;    // if to skip pairing, can be used for track QA only

  AliDielectronHF *fHistoArray;   // Histogram framework
  AliDielectronHistos *fHistos;   // Histogram manager
                                  //  Streaming and merging should be handled
                                  //  by the analysis framework
 
  TObjArray fTracks[4];           //! Selected track candidates
                                  //  0: Event1, positive particles
                                  //  1: Event1, negative particles
                                  //  2: Event2, positive particles
                                  //  3: Event2, negative particles

  TObjArray *fPairCandidates;     //! Pair candidate arrays
                                  //TODO: better way to store it? TClonesArray?

  AliDielectronCF *fCfManagerPair;//Correction Framework Manager for the Pair
  AliDielectronTrackRotator *fTrackRotator; //Track rotator
  AliDielectronDebugTree *fDebugTree;  // Debug tree output
  AliDielectronMixingHandler *fMixing; // handler for event mixing

  Bool_t fPreFilterEventPlane;  //Filter for the Eventplane determination in TPC
  Bool_t fLikeSignSubEvents;    //Option for dividing into subevents, sub1 ++ sub2 --
  Bool_t fPreFilterUnlikeOnly;  //Apply PreFilter either in +- or to ++/--/+- individually
  Bool_t fPreFilterAllSigns;    //Apply PreFilter find in  ++/--/+- and remove from all
  Bool_t fHasMC;                //If we run with MC, at the moment only needed in AOD
  Bool_t fStoreRotatedPairs;    //It the rotated pairs should be stored in the pair array
  Bool_t fDontClearArrays;      //Don't clear the arrays at the end of the Process function, needed for external use of pair and tracks
  
  void FillTrackArrays(AliVEvent * const ev, Int_t eventNr=0);
  void EventPlanePreFilter(Int_t arr1, Int_t arr2, TObjArray arrTracks1, TObjArray arrTracks2, const AliVEvent *ev);
  void PairPreFilter(Int_t arr1, Int_t arr2, TObjArray &arrTracks1, TObjArray &arrTracks2);
  void FillPairArrays(Int_t arr1, Int_t arr2);
  void FillPairArrayTR();
  
  Int_t GetPairIndex(Int_t arr1, Int_t arr2) const {return arr1>=arr2?arr1*(arr1+1)/2+arr2:arr2*(arr2+1)/2+arr1;}

  void InitPairCandidateArrays();
  void ClearArrays();
  
  TObjArray* PairArray(Int_t i);
  
  static const char* fgkTrackClassNames[4];   //Names for track arrays
  static const char* fgkPairClassNames[11];   //Names for pair arrays

  TString fEstimatorFilename;                // name for the pp multiplicity estimators filename
  TString fTRDpidCorrectionFilename;         // name for the file containing the single particle TRD pid corrections
  TString fVZEROCalibrationFilename;         // file containing VZERO channel-by-channel calibration
  TString fVZERORecenteringFilename;         // file containing VZERO Q-vector recentering averages

  void ProcessMC(AliVEvent *ev1);
  
  void  FillHistograms(const AliVEvent *ev, Bool_t pairInfoOnly=kFALSE);
  void  FillMCHistograms(const AliVEvent *ev);
  void  FillHistogramsMC(const AliMCEvent *ev,  AliVEvent *ev1);
  void  FillHistogramsPair(AliDielectronPair *pair,Bool_t fromPreFilter=kFALSE);
  void  FillHistogramsTracks(TObjArray **tracks);

  void  FillDebugTree();

  AliDielectron(const AliDielectron &c);
  AliDielectron &operator=(const AliDielectron &c);
  
  ClassDef(AliDielectron,5);
};

inline void AliDielectron::InitPairCandidateArrays()
{
  //
  // initialise all pair candidate arrays
  //
  fPairCandidates->SetOwner();
  for (Int_t i=0;i<11;++i){
    TObjArray *arr=new TObjArray;
    fPairCandidates->AddAt(arr,i);
    arr->SetOwner();
  }
}

inline TObjArray* AliDielectron::PairArray(Int_t i)
{
  //
  // for internal use only: unchecked return of track array for fast access
  //
  return static_cast<TObjArray*>(fPairCandidates->UncheckedAt(i));
}

inline void AliDielectron::ClearArrays()
{
  //
  // Reset the Arrays
  //
  for (Int_t i=0;i<4;++i){
    fTracks[i].Clear();
  }
  for (Int_t i=0;i<11;++i){
    if (PairArray(i)) PairArray(i)->Delete();
  }
}

#endif
Commit	Line	Data
b2a297fa	1	#ifndef ALIDIELECTRON_H
	2	#define ALIDIELECTRON_H
	3	/* Copyright(c) 1998-2009, ALICE Experiment at CERN, All rights reserved. *
	4	* See cxx source for full Copyright notice */
	5
	6	//#####################################################
	7	//# #
	8	//# Class AliDielectron #
	9	//# Main Class for e+e- analysis #
	10	//# #
	11	//# by WooJin J. Park, GSI / W.J.Park@gsi.de #
	12	//# Ionut C. Arsene, GSI / I.C.Arsene@gsi.de #
	13	//# Magnus Mager, CERN / Magnus.Mager@cern.ch #
	14	//# Jens Wiechula, Uni HD / Jens.Wiechula@cern.ch #
	15	//# #
	16	//#####################################################
	17
	18
	19	#include <TNamed.h>
	20	#include <TObjArray.h>
	21
	22	#include <AliAnalysisFilter.h>
	23	#include <AliKFParticle.h>
	24
	25	#include "AliDielectronHistos.h"
620b34a5	26	#include "AliDielectronHF.h"
d8bb1abe	27	#include "AliDielectronCutQA.h"
b2a297fa	28
5720c765	29	class AliEventplane;
b2a297fa	30	class AliVEvent;
ba15fdfb	31	class AliMCEvent;
b2a297fa	32	class THashList;
b2a297fa	33	class AliDielectronCF;
572b0139	34	class AliDielectronDebugTree;
2a14a7b1	35	class AliDielectronTrackRotator;
ffbede40	36	class AliDielectronPair;
ba15fdfb	37	class AliDielectronSignalMC;
5720c765	38	class AliDielectronMixingHandler;
b2a297fa	39
	40	//________________________________________________________________
	41	class AliDielectron : public TNamed {
5720c765	42
	43	friend class AliDielectronMixingHandler; //mixing as friend class
	44
b2a297fa	45	public:
2a14a7b1	46	enum EPairType { kEv1PP=0, kEv1PM, kEv1MM,
	47	kEv1PEv2P, kEv1MEv2P, kEv2PP,
	48	kEv1PEv2M, kEv1MEv2M, kEv2PM,
	49	kEv2MM, kEv1PMRot };
	50	enum ELegType { kEv1P, kEv1M, kEv2P, kEv2M };
b2a297fa	51
	52	AliDielectron();
	53	AliDielectron(const char* name, const char* title);
	54	virtual ~AliDielectron();
	55
	56	void Init();
	57
	58	void Process(AliVEvent ev1, AliVEvent ev2=0);
	59
b2a297fa	60	const AliAnalysisFilter& GetEventFilter() const { return fEventFilter; }
	61	const AliAnalysisFilter& GetTrackFilter() const { return fTrackFilter; }
	62	const AliAnalysisFilter& GetPairFilter() const { return fPairFilter; }
	63
61d106d3	64	AliAnalysisFilter& GetEventFilter() { return fEventFilter; }
	65	AliAnalysisFilter& GetTrackFilter() { return fTrackFilter; }
	66	AliAnalysisFilter& GetPairFilter() { return fPairFilter; }
	67	AliAnalysisFilter& GetPairPreFilter() { return fPairPreFilter; }
	68	AliAnalysisFilter& GetPairPreFilterLegs() { return fPairPreFilterLegs; }
5720c765	69	AliAnalysisFilter& GetEventPlanePreFilter(){ return fEventPlanePreFilter; }
	70	AliAnalysisFilter& GetEventPlanePOIPreFilter(){ return fEventPlanePOIPreFilter; }
	71
8df8e382	72	void SetMotherPdg( Int_t pdgMother ) { fPdgMother=pdgMother; }
	73	void SetLegPdg(Int_t pdgLeg1, Int_t pdgLeg2) { fPdgLeg1=pdgLeg1; fPdgLeg2=pdgLeg2; }
	74	Int_t GetMotherPdg() const { return fPdgMother; }
	75	Int_t GetLeg1Pdg() const { return fPdgLeg1; }
	76	Int_t GetLeg2Pdg() const { return fPdgLeg2; }
554e40f8	77
d8bb1abe	78	void SetCutQA(Bool_t qa=kTRUE) { fCutQA=qa; }
554e40f8	79	void SetNoPairing(Bool_t noPairing=kTRUE) { fNoPairing=noPairing; }
08b801a6	80	void SetUseKF(Bool_t useKF=kTRUE) { fUseKF=useKF; }
b2a297fa	81	const TObjArray* GetTrackArray(Int_t i) const {return (i>=0&&i<4)?&fTracks[i]:0;}
5720c765	82	const TObjArray* GetPairArray(Int_t i) const {return (i>=0&&i<11)?
b2a297fa	83	static_cast<TObjArray*>(fPairCandidates->UncheckedAt(i)):0;}
	84
	85	TObjArray** GetPairArraysPointer() { return &fPairCandidates; }
620b34a5	86	void SetHistogramArray(AliDielectronHF * const histoarray) { fHistoArray=histoarray; }
620b34a5	87	const TObjArray * GetHistogramArray() const { return fHistoArray?fHistoArray->GetHistArray():0x0; }
d8bb1abe	88	const TObjArray * GetQAHistArray() const { return fQAmonitor?fQAmonitor->GetQAHistArray():0x0; }
620b34a5	89
b2a297fa	90	void SetHistogramManager(AliDielectronHistos * const histos) { fHistos=histos; }
c8f0f810	91	AliDielectronHistos* GetHistoManager() const { return fHistos; }
b2a297fa	92	const THashList * GetHistogramList() const { return fHistos?fHistos->GetHistogramList():0x0; }
	93
	94	Bool_t HasCandidates() const { return GetPairArray(1)?GetPairArray(1)->GetEntriesFast()>0:0; }
fb7d2d99	95	Bool_t HasCandidatesLikeSign() const {
	96	return (GetPairArray(0)&&GetPairArray(2)) ? (GetPairArray(0)->GetEntriesFast()>0 \|\| GetPairArray(2)->GetEntriesFast()>0) : 0;
	97	}
	98
5720c765	99	Bool_t HasCandidatesTR() const {return GetPairArray(10)?GetPairArray(10)->GetEntriesFast()>0:0;}
b2a297fa	100	void SetCFManagerPair(AliDielectronCF * const cf) { fCfManagerPair=cf; }
b2a297fa	101	AliDielectronCF* GetCFManagerPair() const { return fCfManagerPair; }
572b0139	102
5720c765	103	void SetPreFilterEventPlane(Bool_t setValue=kTRUE){fPreFilterEventPlane=setValue;};
5720c765	104	void SetLikeSignSubEvents(Bool_t setValue=kTRUE){fLikeSignSubEvents=setValue;};
554e40f8	105	void SetPreFilterUnlikeOnly(Bool_t setValue=kTRUE){fPreFilterUnlikeOnly=setValue;};
ba15fdfb	106	void SetPreFilterAllSigns(Bool_t setValue=kTRUE){fPreFilterAllSigns=setValue;};
554e40f8	107
2a14a7b1	108	void SetTrackRotator(AliDielectronTrackRotator * const rot) { fTrackRotator=rot; }
2a14a7b1	109	AliDielectronTrackRotator* GetTrackRotator() const { return fTrackRotator; }
fb7d2d99	110
5720c765	111	void SetMixingHandler(AliDielectronMixingHandler *mix) { fMixing=mix; }
	112	AliDielectronMixingHandler* GetMixingHandler() const { return fMixing; }
	113
fb7d2d99	114	void SetHasMC(Bool_t hasMC) { fHasMC = hasMC; }
fb7d2d99	115	Bool_t GetHasMC() const { return fHasMC; }
ba15fdfb	116
5720c765	117	void SetStoreRotatedPairs(Bool_t storeTR) {fStoreRotatedPairs = storeTR;}
2e02dba4	118	void SetDontClearArrays(Bool_t dontClearArrays=kTRUE) { fDontClearArrays=dontClearArrays; }
5720c765	119
ba15fdfb	120	void AddSignalMC(AliDielectronSignalMC* signal);
ba15fdfb	121
572b0139	122	void SetDebugTree(AliDielectronDebugTree * const tree) { fDebugTree=tree; }
c8f0f810	123
c8f0f810	124	const TObjArray* GetMCSignals() const { return fSignalsMC; }
b2a297fa	125	static const char* TrackClassName(Int_t i) { return (i>=0&&i<4)?fgkTrackClassNames[i]:""; }
2a14a7b1	126	static const char* PairClassName(Int_t i) { return (i>=0&&i<11)?fgkPairClassNames[i]:""; }
572b0139	127
5720c765	128	void SetEstimatorFilename(const Char_t* filename) {fEstimatorFilename = filename;}
5720c765	129	void SetTRDcorrectionFilename(const Char_t* filename) {fTRDpidCorrectionFilename = filename;}
a823f01b	130	void SetVZEROCalibrationFilename(const Char_t* filename) {fVZEROCalibrationFilename = filename;}
a823f01b	131	void SetVZERORecenteringFilename(const Char_t* filename) {fVZERORecenteringFilename = filename;}
5720c765	132
572b0139	133	void SaveDebugTree();
b2a297fa	134
5720c765	135	private:
d8bb1abe	136
	137	Bool_t fCutQA; // monitor cuts
	138	AliDielectronCutQA *fQAmonitor; // monitoring of cuts
61d106d3	139	AliAnalysisFilter fEventFilter; // Event cuts
	140	AliAnalysisFilter fTrackFilter; // leg cuts
	141	AliAnalysisFilter fPairPreFilter; // pair prefilter cuts
	142	AliAnalysisFilter fPairPreFilterLegs; // Leg filter after the pair prefilter cuts
	143	AliAnalysisFilter fPairFilter; // pair cuts
5720c765	144	AliAnalysisFilter fEventPlanePreFilter; // event plane prefilter cuts
	145	AliAnalysisFilter fEventPlanePOIPreFilter; // PoI cuts in the event plane prefilter
	146
b2a297fa	147	Int_t fPdgMother; // pdg code of mother tracks
8df8e382	148	Int_t fPdgLeg1; // pdg code leg1
8df8e382	149	Int_t fPdgLeg2; // pdg code leg2
554e40f8	150
ba15fdfb	151	TObjArray* fSignalsMC; // array of AliDielectronSignalMC
ba15fdfb	152
554e40f8	153	Bool_t fNoPairing; // if to skip pairing, can be used for track QA only
08b801a6	154	Bool_t fUseKF; // if to skip pairing, can be used for track QA only
620b34a5	155
620b34a5	156	AliDielectronHF *fHistoArray; // Histogram framework
b2a297fa	157	AliDielectronHistos *fHistos; // Histogram manager
	158	// Streaming and merging should be handled
	159	// by the analysis framework
554e40f8	160
b2a297fa	161	TObjArray fTracks[4]; //! Selected track candidates
	162	// 0: Event1, positive particles
	163	// 1: Event1, negative particles
	164	// 2: Event2, positive particles
	165	// 3: Event2, negative particles
	166
	167	TObjArray *fPairCandidates; //! Pair candidate arrays
	168	//TODO: better way to store it? TClonesArray?
	169
	170	AliDielectronCF *fCfManagerPair;//Correction Framework Manager for the Pair
2a14a7b1	171	AliDielectronTrackRotator *fTrackRotator; //Track rotator
572b0139	172	AliDielectronDebugTree *fDebugTree; // Debug tree output
5720c765	173	AliDielectronMixingHandler *fMixing; // handler for event mixing
554e40f8	174
5720c765	175	Bool_t fPreFilterEventPlane; //Filter for the Eventplane determination in TPC
5720c765	176	Bool_t fLikeSignSubEvents; //Option for dividing into subevents, sub1 ++ sub2 --
554e40f8	177	Bool_t fPreFilterUnlikeOnly; //Apply PreFilter either in +- or to ++/--/+- individually
5720c765	178	Bool_t fPreFilterAllSigns; //Apply PreFilter find in ++/--/+- and remove from all
fb7d2d99	179	Bool_t fHasMC; //If we run with MC, at the moment only needed in AOD
2e02dba4	180	Bool_t fStoreRotatedPairs; //It the rotated pairs should be stored in the pair array
	181	Bool_t fDontClearArrays; //Don't clear the arrays at the end of the Process function, needed for external use of pair and tracks
	182
b2a297fa	183	void FillTrackArrays(AliVEvent * const ev, Int_t eventNr=0);
4533e78e	184	void EventPlanePreFilter(Int_t arr1, Int_t arr2, TObjArray arrTracks1, TObjArray arrTracks2, const AliVEvent *ev);
61d106d3	185	void PairPreFilter(Int_t arr1, Int_t arr2, TObjArray &arrTracks1, TObjArray &arrTracks2);
b2a297fa	186	void FillPairArrays(Int_t arr1, Int_t arr2);
2a14a7b1	187	void FillPairArrayTR();
b2a297fa	188
	189	Int_t GetPairIndex(Int_t arr1, Int_t arr2) const {return arr1>=arr2?arr1(arr1+1)/2+arr2:arr2(arr2+1)/2+arr1;}
	190
	191	void InitPairCandidateArrays();
	192	void ClearArrays();
	193
	194	TObjArray* PairArray(Int_t i);
	195
	196	static const char* fgkTrackClassNames[4]; //Names for track arrays
2a14a7b1	197	static const char* fgkPairClassNames[11]; //Names for pair arrays
b2a297fa	198
5720c765	199	TString fEstimatorFilename; // name for the pp multiplicity estimators filename
5720c765	200	TString fTRDpidCorrectionFilename; // name for the file containing the single particle TRD pid corrections
a823f01b	201	TString fVZEROCalibrationFilename; // file containing VZERO channel-by-channel calibration
a823f01b	202	TString fVZERORecenteringFilename; // file containing VZERO Q-vector recentering averages
5720c765	203
5720c765	204	void ProcessMC(AliVEvent *ev1);
b2a297fa	205
c315310a	206	void FillHistograms(const AliVEvent *ev, Bool_t pairInfoOnly=kFALSE);
f0351f9c	207	void FillMCHistograms(const AliVEvent *ev);
5720c765	208	void FillHistogramsMC(const AliMCEvent ev, AliVEvent ev1);
ffbede40	209	void FillHistogramsPair(AliDielectronPair *pair,Bool_t fromPreFilter=kFALSE);
554e40f8	210	void FillHistogramsTracks(TObjArray **tracks);
554e40f8	211
572b0139	212	void FillDebugTree();
5720c765	213
b2a297fa	214	AliDielectron(const AliDielectron &c);
	215	AliDielectron &operator=(const AliDielectron &c);
	216
2e02dba4	217	ClassDef(AliDielectron,5);
b2a297fa	218	};
	219
	220	inline void AliDielectron::InitPairCandidateArrays()
	221	{
	222	//
	223	// initialise all pair candidate arrays
	224	//
	225	fPairCandidates->SetOwner();
5720c765	226	for (Int_t i=0;i<11;++i){
b2a297fa	227	TObjArray *arr=new TObjArray;
	228	fPairCandidates->AddAt(arr,i);
	229	arr->SetOwner();
	230	}
	231	}
	232
	233	inline TObjArray* AliDielectron::PairArray(Int_t i)
	234	{
	235	//
	236	// for internal use only: unchecked return of track array for fast access
	237	//
	238	return static_cast<TObjArray*>(fPairCandidates->UncheckedAt(i));
	239	}
	240
	241	inline void AliDielectron::ClearArrays()
	242	{
	243	//
	244	// Reset the Arrays
	245	//
	246	for (Int_t i=0;i<4;++i){
	247	fTracks[i].Clear();
	248	}
5720c765	249	for (Int_t i=0;i<11;++i){
5720c765	250	if (PairArray(i)) PairArray(i)->Delete();
b2a297fa	251	}
	252	}
	253
	254	#endif