[u/mrichter/AliRoot.git] / HBTAN / AliHBTReaderESD.h

#ifndef ALIHBTREADERESD_H
#define ALIHBTREADERESD_H
//___________________________________________________________________________
/////////////////////////////////////////////////////////////////////////////
//                                                                         //
// Multi file reader for ESD                                               //
//                                                                         //
// This reader reads tracks from Event Summary Data                        //
// do not read particles                                                   //
// Piotr.Skowronski@cern.ch                                                //
// more info: http://alisoft.cern.ch/people/skowron/analyzer/index.html    //
//                                                                         //
/////////////////////////////////////////////////////////////////////////////

#include "AliHBTReader.h"
#include <TString.h>
class TFile;
class AliRunLoader;
class AliESD;
class AliESDtrack;

class AliHBTReaderESD: public AliHBTReader
{
  public:
    AliHBTReaderESD(const Char_t* esdfilename = "AliESDs.root", const Char_t* galfilename = "galice.root");

    AliHBTReaderESD(TObjArray* dirs,const Char_t* esdfilename = "AliESDs.root", const Char_t* galfilename = "galice.root");

    virtual ~AliHBTReaderESD();
    
    void          Rewind();
    
    void          ReadParticles(Bool_t flag){fReadParticles = flag;}
    Bool_t        ReadsTracks() const {return kTRUE;}
    Bool_t        ReadsParticles() const {return fReadParticles;}
    void          SetCheckParticlePID(Bool_t flag){fCheckParticlePID = flag;}
        
    void          ReadDataTPC(){}
    void          ReadDataITS(){}

    void          SetTPCNClustersRange(Int_t min,Int_t max);
    void          SetTPCChi2PerCluserRange(Float_t min, Float_t max);
    
    void          SetChi2Range(Float_t min, Float_t max);
    void          SetC00Range(Float_t min, Float_t max);
    void          SetC11Range(Float_t min, Float_t max);
    void          SetC22Range(Float_t min, Float_t max);
    void          SetC33Range(Float_t min, Float_t max);
    void          SetC44Range(Float_t min, Float_t max);
    void          SetNumberOfTrackPoints(Int_t n = 5,Float_t dr = 30.0) {fNTrackPoints = n; fdR = dr;}
    Int_t         GetNumberOfTrackPoints() const {return fNTrackPoints;}
    void          SetClusterMap(Bool_t flag = kTRUE){fClusterMap = flag;}
    void          SetITSTrackPoints(Bool_t flag = kTRUE){fITSTrackPoints = flag;}
    void          MustTPC(Bool_t flag){fMustTPC = flag;}
    
    enum ESpecies {kESDElectron = 0, kESDMuon, kESDPion, kESDKaon, kESDProton, kNSpecies};
    static Int_t  GetSpeciesPdgCode(ESpecies spec);//skowron
    
    Int_t         ReadESD(AliESD* esd);
    
  protected:
    Int_t         ReadNext();
    TFile*        OpenFile(Int_t evno);//opens files to be read for given event
    Bool_t        CheckTrack(AliESDtrack* t) const;
    
    TString       fESDFileName;//name of the file with tracks
    TString       fGAlFileName;//name of the file with tracks
    TFile*        fFile;//! pointer to current ESD file
    AliRunLoader* fRunLoader;//!Run Loader
    TIter*        fKeyIterator;
    Bool_t        fReadParticles;//flag indicating wether to read particles from kinematics
    Bool_t        fCheckParticlePID;//flag indicating to perform the check on PID of simulated particle
    
    Int_t         fNTrackPoints;//number of track points; if==0 track points are not created
    Float_t       fdR;//spacing between points (along radius) in cm
                      //Track Points are needed for Anti-Merging Cut
    
    Bool_t        fClusterMap;//Flag indicating if Claster Map should be created for each track
                              //Claster map is needed for Anti-Splitting Cut
    
    Bool_t        fITSTrackPoints;//Flag indicalting if track positions in ITS are to be read
                                  //currently we use only position at first pixels wich are
	              //used by anti-merging cut in non-id analysis

    Bool_t        fMustTPC;// must be reconstructed in TPC -> reject tracks reconstructed ITS stand alone
    
    //Cut Parameters specific to TPC tracks
        
    Int_t         fNTPCClustMin;//Number of clusters min value
    Int_t         fNTPCClustMax;//Number of clusters max value
    
    Float_t       fTPCChi2PerClustMin;//Chi^2 per number of clusters min value
    Float_t       fTPCChi2PerClustMax;//Chi^2 per number of clusters max value


    // Required parameters at vertex
    Float_t       fChi2Min;//Chi^2 min value
    Float_t       fChi2Max;//Chi^2 max value

    Float_t       fC00Min;//C00 (0th diagonal element of covariance matrix) min value
    Float_t       fC00Max;//C00 (0th diagonal element of covariance matrix) max value
            
    Float_t       fC11Min;//C11 (1th diagonal element of covariance matrix) min value
    Float_t       fC11Max;//C11 (1th diagonal element of covariance matrix) max value
    
    Float_t       fC22Min;//C22 (2th diagonal element of covariance matrix) min value
    Float_t       fC22Max;//C22 (2th diagonal element of covariance matrix) max value
    
    Float_t       fC33Min;//C33 (3th diagonal element of covariance matrix) min value
    Float_t       fC33Max;//C33 (3th diagonal element of covariance matrix) max value
    
    Float_t       fC44Min;//C44 (4th diagonal element of covariance matrix) min value
    Float_t       fC44Max;//C44 (4th diagonal element of covariance matrix) max value

    // Required parameters at TPC Inner Layer
    Float_t       fTPCC00Min;//C00 (0th diagonal element of covariance matrix) min value
    Float_t       fTPCC00Max;//C00 (0th diagonal element of covariance matrix) max value
            
    Float_t       fTPCC11Min;//C11 (1th diagonal element of covariance matrix) min value
    Float_t       fTPCC11Max;//C11 (1th diagonal element of covariance matrix) max value
    
    Float_t       fTPCC22Min;//C22 (2th diagonal element of covariance matrix) min value
    Float_t       fTPCC22Max;//C22 (2th diagonal element of covariance matrix) max value
    
    Float_t       fTPCC33Min;//C33 (3th diagonal element of covariance matrix) min value
    Float_t       fTPCC33Max;//C33 (3th diagonal element of covariance matrix) max value
    
    Float_t       fTPCC44Min;//C44 (4th diagonal element of covariance matrix) min value
    Float_t       fTPCC44Max;//C44 (4th diagonal element of covariance matrix) max value
    
  private:
    ClassDef(AliHBTReaderESD,2)
};


#endif
Commit	Line	Data
7be13e68	1	#ifndef ALIHBTREADERESD_H
7be13e68	2	#define ALIHBTREADERESD_H
7be13e68	3	//___________________________________________________________________________
	4	/////////////////////////////////////////////////////////////////////////////
	5	// //
	6	// Multi file reader for ESD //
	7	// //
	8	// This reader reads tracks from Event Summary Data //
	9	// do not read particles //
	10	// Piotr.Skowronski@cern.ch //
	11	// more info: http://alisoft.cern.ch/people/skowron/analyzer/index.html //
	12	// //
	13	/////////////////////////////////////////////////////////////////////////////
	14
61f231ad	15	#include "AliHBTReader.h"
7be13e68	16	#include <TString.h>
7be13e68	17	class TFile;
bed069a4	18	class AliRunLoader;
61f231ad	19	class AliESD;
eb9ddbc0	20	class AliESDtrack;
7be13e68	21
	22	class AliHBTReaderESD: public AliHBTReader
	23	{
	24	public:
bed069a4	25	AliHBTReaderESD(const Char_t* esdfilename = "AliESDs.root", const Char_t* galfilename = "galice.root");
7be13e68	26
bed069a4	27	AliHBTReaderESD(TObjArray* dirs,const Char_t* esdfilename = "AliESDs.root", const Char_t* galfilename = "galice.root");
7be13e68	28
	29	virtual ~AliHBTReaderESD();
	30
bed069a4	31	void Rewind();
7be13e68	32
bed069a4	33	void ReadParticles(Bool_t flag){fReadParticles = flag;}
	34	Bool_t ReadsTracks() const {return kTRUE;}
	35	Bool_t ReadsParticles() const {return fReadParticles;}
eb9ddbc0	36	void SetCheckParticlePID(Bool_t flag){fCheckParticlePID = flag;}
eb9ddbc0	37
88378f71	38	void ReadDataTPC(){}
	39	void ReadDataITS(){}
	40
	41	void SetTPCNClustersRange(Int_t min,Int_t max);
	42	void SetTPCChi2PerCluserRange(Float_t min, Float_t max);
eb9ddbc0	43
98383320	44	void SetChi2Range(Float_t min, Float_t max);
88378f71	45	void SetC00Range(Float_t min, Float_t max);
	46	void SetC11Range(Float_t min, Float_t max);
	47	void SetC22Range(Float_t min, Float_t max);
	48	void SetC33Range(Float_t min, Float_t max);
	49	void SetC44Range(Float_t min, Float_t max);
	50	void SetNumberOfTrackPoints(Int_t n = 5,Float_t dr = 30.0) {fNTrackPoints = n; fdR = dr;}
	51	Int_t GetNumberOfTrackPoints() const {return fNTrackPoints;}
	52	void SetClusterMap(Bool_t flag = kTRUE){fClusterMap = flag;}
8cb21125	53	void SetITSTrackPoints(Bool_t flag = kTRUE){fITSTrackPoints = flag;}
ae05eed3	54	void MustTPC(Bool_t flag){fMustTPC = flag;}
88378f71	55
7be13e68	56	enum ESpecies {kESDElectron = 0, kESDMuon, kESDPion, kESDKaon, kESDProton, kNSpecies};
bed069a4	57	static Int_t GetSpeciesPdgCode(ESpecies spec);//skowron
7be13e68	58
61f231ad	59	Int_t ReadESD(AliESD* esd);
eb9ddbc0	60
bed069a4	61	protected:
	62	Int_t ReadNext();
	63	TFile* OpenFile(Int_t evno);//opens files to be read for given event
eb9ddbc0	64	Bool_t CheckTrack(AliESDtrack* t) const;
eb9ddbc0	65
bed069a4	66	TString fESDFileName;//name of the file with tracks
	67	TString fGAlFileName;//name of the file with tracks
	68	TFile* fFile;//! pointer to current ESD file
	69	AliRunLoader* fRunLoader;//!Run Loader
88378f71	70	TIter* fKeyIterator;
bed069a4	71	Bool_t fReadParticles;//flag indicating wether to read particles from kinematics
eb9ddbc0	72	Bool_t fCheckParticlePID;//flag indicating to perform the check on PID of simulated particle
7be13e68	73
88378f71	74	Int_t fNTrackPoints;//number of track points; if==0 track points are not created
	75	Float_t fdR;//spacing between points (along radius) in cm
	76	//Track Points are needed for Anti-Merging Cut
	77
	78	Bool_t fClusterMap;//Flag indicating if Claster Map should be created for each track
	79	//Claster map is needed for Anti-Splitting Cut
8cb21125	80
	81	Bool_t fITSTrackPoints;//Flag indicalting if track positions in ITS are to be read
	82	//currently we use only position at first pixels wich are
	83	//used by anti-merging cut in non-id analysis
88378f71	84
ae05eed3	85	Bool_t fMustTPC;// must be reconstructed in TPC -> reject tracks reconstructed ITS stand alone
ae05eed3	86
88378f71	87	//Cut Parameters specific to TPC tracks
	88
	89	Int_t fNTPCClustMin;//Number of clusters min value
	90	Int_t fNTPCClustMax;//Number of clusters max value
	91
	92	Float_t fTPCChi2PerClustMin;//Chi^2 per number of clusters min value
	93	Float_t fTPCChi2PerClustMax;//Chi^2 per number of clusters max value
	94
	95
	96	// Required parameters at vertex
eb9ddbc0	97	Float_t fChi2Min;//Chi^2 min value
	98	Float_t fChi2Max;//Chi^2 max value
	99
88378f71	100	Float_t fC00Min;//C00 (0th diagonal element of covariance matrix) min value
	101	Float_t fC00Max;//C00 (0th diagonal element of covariance matrix) max value
	102
	103	Float_t fC11Min;//C11 (1th diagonal element of covariance matrix) min value
	104	Float_t fC11Max;//C11 (1th diagonal element of covariance matrix) max value
	105
	106	Float_t fC22Min;//C22 (2th diagonal element of covariance matrix) min value
	107	Float_t fC22Max;//C22 (2th diagonal element of covariance matrix) max value
	108
	109	Float_t fC33Min;//C33 (3th diagonal element of covariance matrix) min value
	110	Float_t fC33Max;//C33 (3th diagonal element of covariance matrix) max value
	111
	112	Float_t fC44Min;//C44 (4th diagonal element of covariance matrix) min value
	113	Float_t fC44Max;//C44 (4th diagonal element of covariance matrix) max value
	114
	115	// Required parameters at TPC Inner Layer
	116	Float_t fTPCC00Min;//C00 (0th diagonal element of covariance matrix) min value
	117	Float_t fTPCC00Max;//C00 (0th diagonal element of covariance matrix) max value
	118
	119	Float_t fTPCC11Min;//C11 (1th diagonal element of covariance matrix) min value
	120	Float_t fTPCC11Max;//C11 (1th diagonal element of covariance matrix) max value
	121
	122	Float_t fTPCC22Min;//C22 (2th diagonal element of covariance matrix) min value
	123	Float_t fTPCC22Max;//C22 (2th diagonal element of covariance matrix) max value
	124
	125	Float_t fTPCC33Min;//C33 (3th diagonal element of covariance matrix) min value
	126	Float_t fTPCC33Max;//C33 (3th diagonal element of covariance matrix) max value
	127
	128	Float_t fTPCC44Min;//C44 (4th diagonal element of covariance matrix) min value
	129	Float_t fTPCC44Max;//C44 (4th diagonal element of covariance matrix) max value
	130
7be13e68	131	private:
bed069a4	132	ClassDef(AliHBTReaderESD,2)
7be13e68	133	};
	134
	135
	136	#endif