[u/mrichter/AliRoot.git] / PWGCF / FEMTOSCOPY / AliFemto / AliFemtoEventReaderAOD.h

////////////////////////////////////////////////////////////////////////////////
//                                                                            //
// AliFemtoEventReaderAOD - the reader class for the Alice AOD                //
// Reads in AOD information and converts it into internal AliFemtoEvent       //
// Authors: Adam Kisiel kisiel@mps.ohio-state.edu                             //
//                                                                            //
////////////////////////////////////////////////////////////////////////////////

#ifndef ALIFEMTOEVENTREADERAOD_H
#define ALIFEMTOEVENTREADERAOD_H
#include "AliFemtoEventReader.h"
#include "AliFemtoEnumeration.h"

#include <string>
#include <vector>
#include "TTree.h"
#include "TChain.h"
#include "TBits.h"
#include "AliAODEvent.h"
#include <list>
//#include "AliPWG2AODTrack.h"
#include "AliAODMCParticle.h"
#include "AliFemtoV0.h"
#include "AliAODpidUtil.h"
#include "AliAODHeader.h"

class AliFemtoEvent;
class AliFemtoTrack;

class AliFemtoEventReaderAOD : public AliFemtoEventReader 
{
 public:
  enum EventMult {kCentrality=0, kGlobalCount=1, kReference=2, kTPCOnlyRef=3};
  typedef enum EventMult EstEventMult;

  AliFemtoEventReaderAOD();
  AliFemtoEventReaderAOD(const AliFemtoEventReaderAOD &aReader);
  virtual ~AliFemtoEventReaderAOD();

  AliFemtoEventReaderAOD& operator=(const AliFemtoEventReaderAOD& aReader);

  virtual AliFemtoEvent* ReturnHbtEvent();
  AliFemtoString Report();
  void SetInputFile(const char* inputfile);
  void SetFilterBit(UInt_t ibit);
  void SetReadMC(unsigned char a);
  void SetReadV0(unsigned char a);
  void SetCentralityPreSelection(double min, double max);
  void SetNoCentrality(bool anocent);
  void SetAODpidUtil(AliAODpidUtil *aAODpidUtil);
  void SetAODheader(AliAODHeader *aAODheader);
  void SetMagneticFieldSign(int s);
  void GetGlobalPositionAtGlobalRadiiThroughTPC(AliAODTrack *track, Float_t bfield, Float_t globalPositionsAtRadii[9][3]);
  void SetUseMultiplicity(EstEventMult aType);

 protected:
  virtual void CopyAODtoFemtoEvent(AliFemtoEvent *tEvent);
  virtual void CopyAODtoFemtoTrack( AliAODTrack *tAodTrack,  
				    AliFemtoTrack *tFemtoTrack
				    //				    AliPWG2AODTrack *tPWG2AODTrack
				    ); 
  virtual void CopyAODtoFemtoV0(AliAODv0 *tAODv0, AliFemtoV0 *tFemtoV0);			    
  virtual void CopyPIDtoFemtoTrack( AliAODTrack *tAodTrack, 
				   AliFemtoTrack *tFemtoTrack);

  int            fNumberofEvent;    // number of Events in AOD file
  int            fCurEvent;         // number of current event
  AliAODEvent*   fEvent;            // AOD event
  TBits          fAllTrue;          // Bit set with all true bits
  TBits          fAllFalse;         // Bit set with all false bits
  UInt_t         fFilterBit;        // Bitmap bit for AOD filters
  //  TClonesArray*  fPWG2AODTracks;    // Link to PWG2 specific AOD information (if it exists)
  
  unsigned char  fReadMC;           // Attempt to read the MC information from the AOD
  unsigned char  fReadV0;           // Read V0 information from the AOD and put it into V0Collection
  unsigned char  fUsePreCent;       // Use centrality pre-selection to speed up analysis
  EstEventMult   fEstEventMult;  // Type of the event multiplicity estimator
  double         fCentRange[2];     // Centrality pre-selection range
  AliAODpidUtil* fAODpidUtil;
  AliAODHeader* fAODheader; 

 private:

  AliAODMCParticle* GetParticleWithLabel(TClonesArray *mcP, Int_t aLabel); 

  string         fInputFile;        // name of input file with AOD filenames
  string         fFileName;         // name of current AOD file
  TChain*        fTree;             // AOD tree
  TFile*         fAodFile;          // AOD file 
  int            fMagFieldSign;     // Magnetic field sign


#ifdef __ROOT__
  ClassDef(AliFemtoEventReaderAOD, 11)
#endif

};
  
#endif
Commit	Line	Data
76ce4b5b	1	////////////////////////////////////////////////////////////////////////////////
	2	// //
	3	// AliFemtoEventReaderAOD - the reader class for the Alice AOD //
	4	// Reads in AOD information and converts it into internal AliFemtoEvent //
	5	// Authors: Adam Kisiel kisiel@mps.ohio-state.edu //
	6	// //
	7	////////////////////////////////////////////////////////////////////////////////
	8
	9	#ifndef ALIFEMTOEVENTREADERAOD_H
	10	#define ALIFEMTOEVENTREADERAOD_H
	11	#include "AliFemtoEventReader.h"
	12	#include "AliFemtoEnumeration.h"
	13
	14	#include <string>
	15	#include <vector>
	16	#include "TTree.h"
	17	#include "TChain.h"
	18	#include "TBits.h"
	19	#include "AliAODEvent.h"
	20	#include <list>
	21	//#include "AliPWG2AODTrack.h"
	22	#include "AliAODMCParticle.h"
973a91f8	23	#include "AliFemtoV0.h"
76ce4b5b	24	#include "AliAODpidUtil.h"
1777446b	25	#include "AliAODHeader.h"
76ce4b5b	26
	27	class AliFemtoEvent;
	28	class AliFemtoTrack;
	29
	30	class AliFemtoEventReaderAOD : public AliFemtoEventReader
	31	{
	32	public:
1777446b	33	enum EventMult {kCentrality=0, kGlobalCount=1, kReference=2, kTPCOnlyRef=3};
	34	typedef enum EventMult EstEventMult;
	35
76ce4b5b	36	AliFemtoEventReaderAOD();
	37	AliFemtoEventReaderAOD(const AliFemtoEventReaderAOD &aReader);
	38	virtual ~AliFemtoEventReaderAOD();
	39
	40	AliFemtoEventReaderAOD& operator=(const AliFemtoEventReaderAOD& aReader);
	41
	42	virtual AliFemtoEvent* ReturnHbtEvent();
	43	AliFemtoString Report();
ce7b3d98	44	void SetInputFile(const char* inputfile);
76ce4b5b	45	void SetFilterBit(UInt_t ibit);
76ce4b5b	46	void SetReadMC(unsigned char a);
973a91f8	47	void SetReadV0(unsigned char a);
76ce4b5b	48	void SetCentralityPreSelection(double min, double max);
973a91f8	49	void SetNoCentrality(bool anocent);
76ce4b5b	50	void SetAODpidUtil(AliAODpidUtil *aAODpidUtil);
1777446b	51	void SetAODheader(AliAODHeader *aAODheader);
ba3c23a4	52	void SetMagneticFieldSign(int s);
ce7b3d98	53	void GetGlobalPositionAtGlobalRadiiThroughTPC(AliAODTrack *track, Float_t bfield, Float_t globalPositionsAtRadii[9][3]);
1777446b	54	void SetUseMultiplicity(EstEventMult aType);
76ce4b5b	55
	56	protected:
	57	virtual void CopyAODtoFemtoEvent(AliFemtoEvent *tEvent);
	58	virtual void CopyAODtoFemtoTrack( AliAODTrack *tAodTrack,
	59	AliFemtoTrack *tFemtoTrack
	60	// AliPWG2AODTrack *tPWG2AODTrack
	61	);
973a91f8	62	virtual void CopyAODtoFemtoV0(AliAODv0 tAODv0, AliFemtoV0 tFemtoV0);
76ce4b5b	63	virtual void CopyPIDtoFemtoTrack( AliAODTrack *tAodTrack,
	64	AliFemtoTrack *tFemtoTrack);
	65
	66	int fNumberofEvent; // number of Events in AOD file
	67	int fCurEvent; // number of current event
	68	AliAODEvent* fEvent; // AOD event
	69	TBits fAllTrue; // Bit set with all true bits
	70	TBits fAllFalse; // Bit set with all false bits
	71	UInt_t fFilterBit; // Bitmap bit for AOD filters
	72	// TClonesArray* fPWG2AODTracks; // Link to PWG2 specific AOD information (if it exists)
	73
	74	unsigned char fReadMC; // Attempt to read the MC information from the AOD
973a91f8	75	unsigned char fReadV0; // Read V0 information from the AOD and put it into V0Collection
76ce4b5b	76	unsigned char fUsePreCent; // Use centrality pre-selection to speed up analysis
1777446b	77	EstEventMult fEstEventMult; // Type of the event multiplicity estimator
76ce4b5b	78	double fCentRange[2]; // Centrality pre-selection range
76ce4b5b	79	AliAODpidUtil* fAODpidUtil;
1777446b	80	AliAODHeader* fAODheader;
76ce4b5b	81
	82	private:
	83
	84	AliAODMCParticle* GetParticleWithLabel(TClonesArray *mcP, Int_t aLabel);
	85
	86	string fInputFile; // name of input file with AOD filenames
	87	string fFileName; // name of current AOD file
	88	TChain* fTree; // AOD tree
	89	TFile* fAodFile; // AOD file
ba3c23a4	90	int fMagFieldSign; // Magnetic field sign
76ce4b5b	91
1777446b	92
76ce4b5b	93	#ifdef __ROOT__
	94	ClassDef(AliFemtoEventReaderAOD, 11)
	95	#endif
	96
	97	};
	98
	99	#endif
	100
	101