1 #ifndef ALIPHOSANALYZE_H
2 #define ALIPHOSANALYZE_H
3 /* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * See cxx source for full Copyright notice */
8 //_________________________________________________________________________
9 // Algorythm class to analyze PHOSv1 events:
10 // Construct histograms and displays them.
11 // Use the macro EditorBar.C for best access to the functionnalities
13 //*-- Author : Yves Schutz (SUBATECH)
15 // --- ROOT system ---
21 // --- Standard library ---
23 // --- AliRoot header files ---
26 class AliPHOSGeometry ;
29 class AliPHOSAnalyze : public TObject {
33 AliPHOSAnalyze() ; // ctor
34 AliPHOSAnalyze(Text_t * name) ; // ctor
35 AliPHOSAnalyze(const AliPHOSAnalyze & ana) ; // cpy ctor
36 virtual ~AliPHOSAnalyze() ; // dtor
38 void DrawRecon(Int_t Nevent= 0,Int_t Nmod = 1,
39 const char* branchName = "PHOSRP",
40 const char* branchTitle = "Default") ;
41 // draws positions of entering of primaries and reconstructed objects in PHOS
43 void InvariantMass(const char* RecPartTitle = "Default") ; // Photons invariant mass distributions
45 void EnergyResolution (const char* RecPartTitle = "Default") ; // analyzes Energy resolution ;
47 void PositionResolution(const char* RecPartTitle = "Default") ; // analyzes Position resolution ;
49 void Contamination(const char* RecPartTitle = "Default") ; // Counts contamination of photon spectrum
51 void Ls() ; //Prints PHOS-related contents of TreeS, TreeD and TreeR
53 void SetEnergyCorrection(const Float_t ecor){fCorrection = ecor ;}
55 AliPHOSAnalyze & operator = (const AliPHOSAnalyze & rvalue) {
56 // assignement operator requested by coding convention but not needed
63 Float_t CorrectedEnergy(const Float_t ReconstEnergy)const
64 {return ReconstEnergy * fCorrection;}
65 //Converts reconstructed energy (energy of the EMCRecPoint) to the energy of primary
66 //The coeficient shoud be (and was) calculated usin Erec vs. Eprim plot
67 //(see Energy Resolution function). However, if one change parameters of reconstruction
68 //or geometry, one have to recalculate coefficient!
72 Float_t fCorrection ; //! Conversion coefficient between True and Reconstructed energies
73 Int_t fEvt ; //! the evt number being processed
74 TString ffileName ; //! the root file that contains the data
77 ClassDef(AliPHOSAnalyze,1) // PHOSv1 event analyzis algorithm
81 #endif // AliPHOSANALYZE_H