DP:Calculation of cluster properties dep. on vertex added
[u/mrichter/AliRoot.git] / PHOS / AliPHOSPIDv0.h
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b91d88dc 1#ifndef ALIPHOSPIDV0_H
2#define ALIPHOSPIDV0_H
3/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
5
6/* $Id$ */
7
702ab87e 8/* History of cvs commits:
9 *
10 * $Log$
3f7dbdb7 11 * Revision 1.10 2005/05/28 14:19:04 schutz
12 * Compilation warnings fixed by T.P.
13 *
702ab87e 14 */
b91d88dc 15
16//_________________________________________________________________________
17// Implementation version v0 of the PHOS particle identifier
18// Identification is based on information from PPSD and EMC
19// Oh yeah
20//*-- Author: Yves Schutz (SUBATECH)
21
22// --- ROOT system ---
23class TFormula ;
24class TVector3 ;
25
26// --- Standard library ---
27
28// --- AliRoot header files ---
29class AliPHOSEmcRecPoint ;
30class AliPHOSRecPoint ;
31
32#include "AliPHOSPID.h"
33
34class AliPHOSPIDv0 : public AliPHOSPID {
35
36public:
37
38 AliPHOSPIDv0() ; // ctor
88cb7938 39 AliPHOSPIDv0(const char* evFolderName, const char * tsBranch = "Default");
3f7dbdb7 40 virtual ~AliPHOSPIDv0() ; // dtor, empty, memory leak in fFormula member
41
42 //Compiler generated should be ok, because destructor is empty.
43 AliPHOSPIDv0(const AliPHOSPIDv0 & rhs);
44 AliPHOSPIDv0 & operator = (const AliPHOSPIDv0 & rhs);
b91d88dc 45
46 virtual void Exec(Option_t * option);
fbf811ec 47 // virtual char * GetRecParticlesBranch()const {return (char*) fRecParticlesTitle.Data() ;}
48 // virtual char * GetTrackSegmentsBranch()const{return (char*) fTrackSegmentsTitle.Data(); }
fc7e2f43 49 virtual Int_t GetRecParticlesInRun() const {return fRecParticlesInRun ;}
b91d88dc 50
51 virtual void PlotDispersionCuts()const ;
702ab87e 52 virtual void Print(const Option_t * = "")const ;
8e8eae84 53 virtual void SetIdentificationMethod(const char * option = "CPV DISP" ){fIDOptions = option ;}
54 virtual void SetShowerProfileCut(const char * formula = "0.35*0.35 - (x-1.386)*(x-1.386) - 1.707*1.707*(y-1.008)*(y-1.008)") ;
b91d88dc 55 virtual void SetDispersionCut(Float_t cut){fDispersion = cut ; }
56 virtual void SetCpvtoEmcDistanceCut(Float_t cut ) {fCpvEmcDistance = cut ;}
57 virtual void SetTimeGate(Float_t gate) {fTimeGate = gate ;}
fbf811ec 58 // virtual void SetTrackSegmentsBranch(const char* title) { fTrackSegmentsTitle = title;}
59 // virtual void SetRecParticlesBranch (const char* title) { fRecParticlesTitle = title;}
8e8eae84 60 virtual const char * Version() const { return "pid-v0" ; }
88cb7938 61
b91d88dc 62 private:
63
64 virtual void Init() ;
65 void MakeRecParticles(void ) ;
66 Float_t GetDistance(AliPHOSEmcRecPoint * emc, AliPHOSRecPoint * cpv, Option_t * Axis)const ; // Relative Distance CPV-EMC
67 TVector3 GetMomentumDirection(AliPHOSEmcRecPoint * emc, AliPHOSRecPoint * cpv)const ;
68 void PrintRecParticles(Option_t * option) ;
88cb7938 69 virtual void WriteRecParticles();
b91d88dc 70
71 private:
72
b91d88dc 73 TString fTrackSegmentsTitle; // branch name with track segments
74 TString fRecPointsTitle ; // branch name with rec points
75 TString fRecParticlesTitle ; // branch name with rec particles
76 TString fIDOptions ; // PID option
77 Int_t fNEvent ; // current event number
78
79 AliPHOSClusterizer * fClusterizer ; // !
80 AliPHOSTrackSegmentMaker * fTSMaker ; // !
81
fbf811ec 82 TFormula * fFormula ; // formula to define cut on the shower elips axis
b91d88dc 83 Float_t fDispersion ; // dispersion cut
84 Float_t fCpvEmcDistance ; // Max EMC-CPV distance
85 Float_t fTimeGate ; // Time of the latest EmcRecPoint accepted as EM
86 Int_t fRecParticlesInRun ; //! Total number of recparticles in one run
87
88 ClassDef( AliPHOSPIDv0,1) // Particle identifier implementation version 1
89
90};
91
92#endif // AliPHOSPIDV0_H