[u/mrichter/AliRoot.git] / PHOS / AliPHOSJet.h

#ifndef ALIPHOSJET_H
#define ALIPHOSJET_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

/* $Id$ */

//_________________________________________________________________________
//  Base Class for Jets in ALICE
//                  
//*-- Author: D.Peressounko


// --- ROOT system ---
#include "TObject.h"
class TParticle ;
#include "TArrayI.h"

// --- Standard library ---

// --- AliRoot header files ---

class AliPHOSJet : public TObject {

public:
  AliPHOSJet() ;          // ctor
  AliPHOSJet(const AliPHOSJet & jet);
  
  virtual ~AliPHOSJet() ; 

  void AddDigit(Double_t e, Double_t eta, Double_t phi, Int_t index) ;
  void AddParticle(const TParticle * p, Int_t index) ;
  //adds particle p to jet. index: index of p in list of all particles in event

  Double_t DistanceToJet(const TParticle *p)const ;
  //calculates distance to Jet in accordance with some scheam: 
  //geometrical, inv mass, etc

  void CalculateAll(void) ;
  //calculate final Energy, Eta & phi from intermediate ones.

  const Int_t * Indexs(Int_t & nIndexs)const{nIndexs = fNpart; return fList->GetArray() ;}

  Bool_t IsInCone(const TParticle * p)const ;
  Bool_t IsInCone(Double_t eta, Double_t phi)const ;
  Bool_t AcceptConeDeviation(const TParticle *p)const ;
  Bool_t AcceptConeDeviation(Double_t e, Double_t eta, Double_t phi)const ;

  void SetConeRadius(Double_t r){fConeRad = r ;} ;
  void SetMaxConeMove(Double_t max = 0.15){fMaxConeMove = max ;} ;
  void SetMinConeMove(Double_t min = 0.05){fMinConeMove = min ;} ;

  Double_t Energy(void)const{if(fEnergy) return fEnergy ;
                        else return fSumEnergy ;}
  Double_t Eta(void)const{if(fEta) return fEta; 
                          else return fSumEta/fSumEnergy ;}
  Double_t Phi(void)const{if(fPhi) return fPhi; 
                          else return fSumPhi/fSumEnergy ;}
  Int_t GetNJetParticles(void)const{return fNpart;}

  void Print(const Option_t * = "") const ;
  AliPHOSJet & operator = (const AliPHOSJet & /*rvalue*/)  {
    // assignement operator requested by coding convention but not needed
    Fatal("operator =", "not implemented") ; return *this ; 
  }

private:
  Int_t      fNpart ;     //Number of particles in jet
  TArrayI *  fList ;      //Indexes of particles in list

  Double_t   fConeRad ; // Cone radius 
  Double_t   fMaxConeMove ;// Maximum Cone movement
  Double_t   fMinConeMove ;// Minimum Cone movement 
  Double_t   fSumEnergy ; //! Intermediate energy
  Double_t   fSumEta ;    //! Intermediate eta
  Double_t   fSumPhi ;    //! Intermediate phi
  Double_t   fEnergy ;    //Energy of the jet
  Double_t   fEta ;       //Eta directtion of the jet
  Double_t   fPhi ;       //Phi direction of the jet
  Double_t   fLEnergy ;    //Energy of Leading particle of jet
  Double_t   fLEta ;       //Eta directtion of Leading particle of the jet
  Double_t   fLPhi ;       //Phi direction of leading particles of the jet

  ClassDef(AliPHOSJet,1)  // description 

};

//////////////////////////////////////////////////////

#endif // ALIPHOSJET_H
Commit	Line	Data
0bc3b8ed	1	#ifndef ALIPHOSJET_H
0bc3b8ed	2	#define ALIPHOSJET_H
5240525e	3	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	4	* See cxx source for full Copyright notice */
	5
0bc3b8ed	6	/* $Id$ */
0bc3b8ed	7
5240525e	8	//_________________________________________________________________________
	9	// Base Class for Jets in ALICE
	10	//
	11	//*-- Author: D.Peressounko
	12
	13
	14	// --- ROOT system ---
	15	#include "TObject.h"
	16	class TParticle ;
	17	#include "TArrayI.h"
	18
	19	// --- Standard library ---
	20
	21	// --- AliRoot header files ---
	22
	23	class AliPHOSJet : public TObject {
	24
	25	public:
	26	AliPHOSJet() ; // ctor
3f7dbdb7	27	AliPHOSJet(const AliPHOSJet & jet);
3f7dbdb7	28
5240525e	29	virtual ~AliPHOSJet() ;
5240525e	30
fc7e2f43	31	void AddDigit(Double_t e, Double_t eta, Double_t phi, Int_t index) ;
fc7e2f43	32	void AddParticle(const TParticle * p, Int_t index) ;
5240525e	33	//adds particle p to jet. index: index of p in list of all particles in event
	34
	35	Double_t DistanceToJet(const TParticle *p)const ;
	36	//calculates distance to Jet in accordance with some scheam:
	37	//geometrical, inv mass, etc
	38
	39	void CalculateAll(void) ;
	40	//calculate final Energy, Eta & phi from intermediate ones.
	41
	42	const Int_t * Indexs(Int_t & nIndexs)const{nIndexs = fNpart; return fList->GetArray() ;}
	43
	44	Bool_t IsInCone(const TParticle * p)const ;
fc7e2f43	45	Bool_t IsInCone(Double_t eta, Double_t phi)const ;
5240525e	46	Bool_t AcceptConeDeviation(const TParticle *p)const ;
fc7e2f43	47	Bool_t AcceptConeDeviation(Double_t e, Double_t eta, Double_t phi)const ;
5240525e	48
	49	void SetConeRadius(Double_t r){fConeRad = r ;} ;
	50	void SetMaxConeMove(Double_t max = 0.15){fMaxConeMove = max ;} ;
	51	void SetMinConeMove(Double_t min = 0.05){fMinConeMove = min ;} ;
	52
	53	Double_t Energy(void)const{if(fEnergy) return fEnergy ;
	54	else return fSumEnergy ;}
	55	Double_t Eta(void)const{if(fEta) return fEta;
	56	else return fSumEta/fSumEnergy ;}
	57	Double_t Phi(void)const{if(fPhi) return fPhi;
	58	else return fSumPhi/fSumEnergy ;}
	59	Int_t GetNJetParticles(void)const{return fNpart;}
	60
702ab87e	61	void Print(const Option_t * = "") const ;
8c140292	62	AliPHOSJet & operator = (const AliPHOSJet & /rvalue/) {
0bc3b8ed	63	// assignement operator requested by coding convention but not needed
	64	Fatal("operator =", "not implemented") ; return *this ;
	65	}
5240525e	66
	67	private:
	68	Int_t fNpart ; //Number of particles in jet
	69	TArrayI * fList ; //Indexes of particles in list
	70
0bc3b8ed	71	Double_t fConeRad ; // Cone radius
	72	Double_t fMaxConeMove ;// Maximum Cone movement
	73	Double_t fMinConeMove ;// Minimum Cone movement
5240525e	74	Double_t fSumEnergy ; //! Intermediate energy
	75	Double_t fSumEta ; //! Intermediate eta
	76	Double_t fSumPhi ; //! Intermediate phi
	77	Double_t fEnergy ; //Energy of the jet
	78	Double_t fEta ; //Eta directtion of the jet
	79	Double_t fPhi ; //Phi direction of the jet
	80	Double_t fLEnergy ; //Energy of Leading particle of jet
	81	Double_t fLEta ; //Eta directtion of Leading particle of the jet
	82	Double_t fLPhi ; //Phi direction of leading particles of the jet
	83
	84	ClassDef(AliPHOSJet,1) // description
	85
	86	};
	87
0bc3b8ed	88	//////////////////////////////////////////////////////
	89
	90	#endif // ALIPHOSJET_H
	91
	92
	93
	94
	95