Class for fixed point operations.

[u/mrichter/AliRoot.git] / HBTAN / AliHBTReaderITSv2.h

#ifndef ALIHBTREADERITSV2_H
#define ALIHBTREADERITSV2_H

#include "AliHBTReader.h"

#include <TString.h>

class TFile;

class AliHBTReaderITSv2: public AliHBTReader
{
  public:    
    AliHBTReaderITSv2(const Char_t* trackfilename = "AliITStracksV2.root",
                    const Char_t* clusterfilename = "AliITSclustersV2.root",
	const Char_t* galicefilename = "galice.root");

    AliHBTReaderITSv2(TObjArray* dirs,
                    const Char_t* trackfilename = "AliITStracksV2.root",
                    const Char_t* clusterfilename = "AliITSclustersV2.root",
	const Char_t* galicefilename = "galice.root");
    virtual ~AliHBTReaderITSv2();
    
    Int_t Read(AliHBTRun*, AliHBTRun*);//reads tracks and particles and puts them in runs
    
    AliHBTEvent* GetParticleEvent(Int_t);//returns pointer to event with particles
    AliHBTEvent* GetTrackEvent(Int_t);//returns pointer to event with particles 
    Int_t GetNumberOfPartEvents();//returns number of particle events
    Int_t GetNumberOfTrackEvents();//returns number of track events
	
    
  protected:
 
    Int_t OpenFiles(TFile*&,TFile*&,TFile*&,Int_t);//opens files to be read for given event
    void CloseFiles(TFile*&,TFile*&,TFile*&);//close files
    
    AliHBTRun* fParticles; //!simulated particles
    AliHBTRun* fTracks; //!reconstructed tracks (particles)
    
    TString fTrackFileName;//name of the file with tracks
    TString fClusterFileName;//name of the file with clusters
    TString fGAliceFileName;//name of the file with galice.root
  
    Bool_t fIsRead;//!flag indicating if the data are already read

  private:
    
  public:
    ClassDef(AliHBTReaderITSv2,1)
};

#endif