[u/mrichter/AliRoot.git] / ESDCheck / AliEMCALQATask.cxx

/**************************************************************************
 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 *                                                                        *
 * Author: The ALICE Off-line Project.                                    *
 * Contributors are mentioned in the code where appropriate.              *
 *                                                                        *
 * Permission to use, copy, modify and distribute this software and its   *
 * documentation strictly for non-commercial purposes is hereby granted   *
 * without fee, provided that the above copyright notice appears in all   *
 * copies and that both the copyright notice and this permission notice   *
 * appear in the supporting documentation. The authors make no claims     *
 * about the suitability of this software for any purpose. It is          *
 * provided "as is" without express or implied warranty.                  *
 **************************************************************************/
//_________________________________________________________________________
// An analysis task to check the EMCAL photon data in simulated data
//
//*-- Yves Schutz 
//////////////////////////////////////////////////////////////////////////////

#include <TChain.h>
#include <TH1.h>
#include <TH1F.h>
#include <TH1I.h>
#include <TNtuple.h>
#include <TCanvas.h>
#include <TLegend.h> 
#include <TVector3.h> 
#include <TFile.h> 

#include "AliEMCALQATask.h" 
#include "AliESD.h" 
#include "AliLog.h"

//______________________________________________________________________________
AliEMCALQATask::AliEMCALQATask(const char *name) : 
  AliAnalysisTask(name,""),  
  fChain(0),
  fESD(0), 
  fhEMCALPos(0),
  fhEMCAL(0),
  fhEMCALEnergy(0),
  fhEMCALDigits(0),
  fhEMCALRecParticles(0),
  fhEMCALPhotons(0),
  fhEMCALInvariantMass(0),
  fhEMCALDigitsEvent(0)
{
  // Constructor.
  // Input slot #0 works with an Ntuple
  DefineInput(0, TChain::Class());
  // Output slot #0 writes into a TH1 container
  DefineOutput(0,  TObjArray::Class()) ; 
}

//______________________________________________________________________________
AliEMCALQATask::~AliEMCALQATask()
{
  // dtor
  fOutputContainer->Clear() ; 
  delete fOutputContainer ; 

  delete fhEMCALPos ;
  delete fhEMCAL ;
  delete fhEMCALEnergy ;
  delete fhEMCALDigits ;
  delete fhEMCALRecParticles ;
  delete fhEMCALPhotons ;
  delete fhEMCALInvariantMass ;
  delete fhEMCALDigitsEvent ;
}

//______________________________________________________________________________
void AliEMCALQATask::Init(const Option_t*)
{
  // Initialisation of branch container and histograms 
    
  AliInfo(Form("*** Initialization of %s", GetName())) ; 
  
  // Get input data
  fChain = dynamic_cast<TChain *>(GetInputData(0)) ;
  if (!fChain) {
    AliError(Form("Input 0 for %s not found\n", GetName()));
    return ;
  }
  
  if (!fESD) {
    // One should first check if the branch address was taken by some other task
    char ** address = (char **)GetBranchAddress(0, "ESD") ;
    if (address) 
      fESD = (AliESD *)(*address) ; 
    if (!fESD) 
      fChain->SetBranchAddress("ESD", &fESD) ;  
  }
  // The output objects will be written to 
  TDirectory * cdir = gDirectory ; 
  // Open a file for output #0
  char outputName[1024] ; 
  sprintf(outputName, "%s.root", GetName() ) ; 
  OpenFile(0, outputName , "RECREATE") ; 
  if (cdir) 
    cdir->cd() ; 
  
  // create histograms 
  
  fhEMCALPos           = new TNtuple("EMCALPos"        , "Position in EMCAL" , "x:y:z");
  fhEMCAL              = new TNtuple("EMCAL"           , "EMCAL" , "event:digits:clusters:photons");
  fhEMCALEnergy        = new TH1D("EMCALEnergy"        , "EMCALEnergy"       , 1000, 0., 10. ) ;
  fhEMCALDigits        = new TH1I("EMCALDigitsCluster" , "EMCALDigits"       , 20 , 0 , 20  ) ;
  fhEMCALRecParticles  = new TH1D("EMCALRecParticles"  , "EMCALRecParticles", 20 , 0., 20. ) ;
  fhEMCALPhotons       = new TH1I("EMCALPhotons"       , "EMCALPhotons"      , 20 , 0 , 20  ) ;
  fhEMCALInvariantMass = new TH1D("EMCALInvariantMass" , "EMCALInvariantMass", 400, 0., 400.) ;
  fhEMCALDigitsEvent   = new TH1I("EMCALDigitsEvent"   , "EMCALDigitsEvent"  , 30 , 0 , 30  ) ;
  
  // create output container
  
  fOutputContainer = new TObjArray(8) ; 
  fOutputContainer->SetName(GetName()) ; 

  fOutputContainer->AddAt(fhEMCALPos,            0) ; 
  fOutputContainer->AddAt(fhEMCAL,               1) ; 
  fOutputContainer->AddAt(fhEMCALEnergy,         2) ; 
  fOutputContainer->AddAt(fhEMCALDigits,         3) ; 
  fOutputContainer->AddAt(fhEMCALRecParticles,   4) ; 
  fOutputContainer->AddAt(fhEMCALPhotons,        5) ; 
  fOutputContainer->AddAt(fhEMCALInvariantMass,  6) ; 
  fOutputContainer->AddAt(fhEMCALDigitsEvent,    7) ; 
}

//______________________________________________________________________________
void AliEMCALQATask::Exec(Option_t *) 
{
  // Processing of one event
 
  Long64_t entry = fChain->GetReadEntry() ;
 
  if (!fESD) {
    AliError("fESD is not connected to the input!") ; 
    return ; 
  }
  
  if ( !((entry-1)%100) ) 
    AliInfo(Form("%s ----> Processing event # %lld",  (dynamic_cast<TChain *>(fChain))->GetFile()->GetName(), entry)) ; 
  
  //************************  EMCAL *************************************
  Int_t       firstEmcalCluster       = fESD->GetFirstEMCALCluster() ;
  const Int_t mumberOfEmcalClusters   = fESD->GetNumberOfEMCALClusters() ;

  TVector3 ** emcalVector        = new TVector3*[mumberOfEmcalClusters] ;
  Float_t   * emcalPhotonsEnergy = new Float_t[mumberOfEmcalClusters] ;
  Int_t      emcalCluster ; 
  Int_t      numberOfEmcalClustersv1 = 0 ; 
  Int_t      numberOfPhotonsInEmcal  = 0 ;
  Int_t      numberOfDigitsInEmcal   = 0 ;  


  // loop over all the EMCAL Cluster
  for(emcalCluster = firstEmcalCluster ; emcalCluster < firstEmcalCluster + mumberOfEmcalClusters ; emcalCluster++) {
    AliESDCaloCluster * caloCluster = fESD->GetCaloCluster(emcalCluster) ;
    if (caloCluster) {
      Float_t pos[3] ;
      fhEMCALPos->Fill(pos[0],pos[1],pos[2]) ;
      if(caloCluster->GetClusterType() == AliESDCaloCluster::kClusterv1) {  
	caloCluster->GetGlobalPosition(pos) ;
	fhEMCALEnergy->Fill(caloCluster->GetClusterEnergy()) ;
	fhEMCALDigits->Fill(entry, caloCluster->GetNumberOfDigits()) ;
	numberOfEmcalClustersv1++ ;
	numberOfDigitsInEmcal += caloCluster->GetNumberOfDigits() ;    
	// Float_t * pid = clus->GetPid() ;
	// if(pid[AliPID::kPhoton]>0.9){
	emcalVector[numberOfPhotonsInEmcal] = new TVector3(pos[0],pos[1],pos[2]) ;
	emcalPhotonsEnergy[numberOfPhotonsInEmcal] = caloCluster->GetClusterEnergy() ;
	numberOfPhotonsInEmcal++ ; 
      }
    }
  } // EMCAL clusters loop

  fhEMCALRecParticles->Fill(numberOfEmcalClustersv1);
  fhEMCALPhotons->Fill(numberOfPhotonsInEmcal);
  fhEMCALDigitsEvent->Fill(numberOfDigitsInEmcal);
  fhEMCAL->Fill(entry, numberOfDigitsInEmcal, numberOfEmcalClustersv1, numberOfPhotonsInEmcal) ; 
  
  // invariant Mass
  if (numberOfPhotonsInEmcal > 1 ) {
    Int_t emcalPhoton1, emcalPhoton2 ; 
    for(emcalPhoton1 = 0 ; emcalPhoton1 < numberOfPhotonsInEmcal ; emcalPhoton1++) {
      for(emcalPhoton2 = emcalPhoton1 + 1 ; emcalPhoton2 < numberOfPhotonsInEmcal ; emcalPhoton2++) {
	Float_t tempMass = TMath::Sqrt( 2 * emcalPhotonsEnergy[emcalPhoton1] * emcalPhotonsEnergy[emcalPhoton2] * 
					( 1 - TMath::Cos( emcalVector[emcalPhoton1]->Angle(*emcalVector[emcalPhoton2])) 
					  )
					);
	fhEMCALInvariantMass->Fill(tempMass*1000.);
      }
    }    
  }
  
  PostData(0, fOutputContainer);
  
  delete [] emcalVector ; 
  delete [] emcalPhotonsEnergy ;
}

//______________________________________________________________________________
void AliEMCALQATask::Terminate(Option_t *)
{
  // Processing when the event loop is ended
  
  printf("EMCALEnergy Mean        : %5.3f , RMS : %5.3f \n", fhEMCALEnergy->GetMean(),        fhEMCALEnergy->GetRMS()        ) ;
  printf("EMCALDigits Mean        : %5.3f , RMS : %5.3f \n", fhEMCALDigits->GetMean(),        fhEMCALDigits->GetRMS()        ) ;
  printf("EMCALRecParticles Mean  : %5.3f , RMS : %5.3f \n", fhEMCALRecParticles->GetMean(),  fhEMCALRecParticles->GetRMS()  ) ;
  printf("EMCALPhotons Mean       : %5.3f , RMS : %5.3f \n", fhEMCALPhotons->GetMean(),       fhEMCALPhotons->GetRMS()       ) ;
  printf("EMCALInvariantMass Mean : %5.3f , RMS : %5.3f \n", fhEMCALInvariantMass->GetMean(), fhEMCALInvariantMass->GetRMS() ) ;
  printf("EMCALDigitsEvent Mean   : %5.3f , RMS : %5.3f \n", fhEMCALDigitsEvent->GetMean(),   fhEMCALDigitsEvent->GetRMS()   ) ;

  TCanvas  * cEMCAL = new TCanvas("EMCAL", "EMCAL ESD Test", 400, 10, 600, 700);
  cEMCAL->Divide(3, 2) ; 

  cEMCAL->cd(1) ; 
  gPad->SetLogy();
  fhEMCALEnergy->SetAxisRange(0, 25.);
  fhEMCALEnergy->SetXTitle("Energy (GeV)");
  fhEMCALEnergy->Draw();
  
  cEMCAL->cd(2) ; 
  gPad->SetLogy();
  fhEMCALDigits->SetAxisRange(0, 25.);
  fhEMCALDigits->SetXTitle("DigitsPerCluster");
  fhEMCALDigits->Draw();
 
  cEMCAL->cd(3) ; 
  gPad->SetLogy();
  fhEMCALRecParticles->SetAxisRange(0, 25.);
  fhEMCALRecParticles->SetXTitle("RecParticles");
  fhEMCALRecParticles->Draw();
 
  cEMCAL->cd(4) ; 
  gPad->SetLogy();
  fhEMCALPhotons->SetAxisRange(0, 25.);
  fhEMCALPhotons->SetXTitle("Photons");
  fhEMCALPhotons->Draw();
 
  cEMCAL->cd(5) ; 
  fhEMCALInvariantMass->SetXTitle("InvariantMass (MeV/c²)");
  fhEMCALInvariantMass->Draw();
 
  cEMCAL->cd(6) ; 
  gPad->SetLogy();
  fhEMCALDigitsEvent->SetAxisRange(0, 40.);
  fhEMCALDigitsEvent->SetXTitle("DigitsPerEvent");
  fhEMCALDigitsEvent->Draw();
 
  cEMCAL->Print("EMCAL.eps");
 
  char line[1024] ; 
  sprintf(line, ".!tar -zcvf %s.tar.gz *.eps", GetName()) ; 
  gROOT->ProcessLine(line);
  sprintf(line, ".!rm -fR *.eps"); 
  gROOT->ProcessLine(line);
 
  AliInfo(Form("!!! All the eps files are in %s.tar.gz !!! \n", GetName())) ;
}
Commit	Line	Data
1dfe075f	1	/**************************************************************************
	2	* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	3	* *
	4	* Author: The ALICE Off-line Project. *
	5	* Contributors are mentioned in the code where appropriate. *
	6	* *
	7	* Permission to use, copy, modify and distribute this software and its *
	8	* documentation strictly for non-commercial purposes is hereby granted *
	9	* without fee, provided that the above copyright notice appears in all *
	10	* copies and that both the copyright notice and this permission notice *
	11	* appear in the supporting documentation. The authors make no claims *
	12	* about the suitability of this software for any purpose. It is *
	13	* provided "as is" without express or implied warranty. *
	14	**************************************************************************/
	15	//_________________________________________________________________________
	16	// An analysis task to check the EMCAL photon data in simulated data
	17	//
	18	//*-- Yves Schutz
	19	//////////////////////////////////////////////////////////////////////////////
	20
	21	#include <TChain.h>
	22	#include <TH1.h>
	23	#include <TH1F.h>
	24	#include <TH1I.h>
	25	#include <TNtuple.h>
	26	#include <TCanvas.h>
	27	#include <TLegend.h>
	28	#include <TVector3.h>
	29	#include <TFile.h>
	30
	31	#include "AliEMCALQATask.h"
	32	#include "AliESD.h"
	33	#include "AliLog.h"
	34
	35	//______________________________________________________________________________
	36	AliEMCALQATask::AliEMCALQATask(const char *name) :
	37	AliAnalysisTask(name,""),
	38	fChain(0),
	39	fESD(0),
	40	fhEMCALPos(0),
	41	fhEMCAL(0),
	42	fhEMCALEnergy(0),
	43	fhEMCALDigits(0),
	44	fhEMCALRecParticles(0),
	45	fhEMCALPhotons(0),
	46	fhEMCALInvariantMass(0),
	47	fhEMCALDigitsEvent(0)
	48	{
	49	// Constructor.
	50	// Input slot #0 works with an Ntuple
	51	DefineInput(0, TChain::Class());
	52	// Output slot #0 writes into a TH1 container
	53	DefineOutput(0, TObjArray::Class()) ;
	54	}
	55
	56	//______________________________________________________________________________
	57	AliEMCALQATask::~AliEMCALQATask()
	58	{
	59	// dtor
	60	fOutputContainer->Clear() ;
	61	delete fOutputContainer ;
	62
	63	delete fhEMCALPos ;
	64	delete fhEMCAL ;
65	delete fhEMCALEnergy ;
66	delete fhEMCALDigits ;
67	delete fhEMCALRecParticles ;
68	delete fhEMCALPhotons ;
69	delete fhEMCALInvariantMass ;
70	delete fhEMCALDigitsEvent ;
71	}
72
73	//______________________________________________________________________________
74	void AliEMCALQATask::Init(const Option_t*)
75	{
76	// Initialisation of branch container and histograms
77
78	AliInfo(Form("*** Initialization of %s", GetName())) ;
79
80	// Get input data
81	fChain = dynamic_cast<TChain *>(GetInputData(0)) ;
82	if (!fChain) {
83	AliError(Form("Input 0 for %s not found\n", GetName()));
84	return ;
85	}
86
87	if (!fESD) {
88	// One should first check if the branch address was taken by some other task
89	char address = (char )GetBranchAddress(0, "ESD") ;
90	if (address)
91	fESD = (AliESD )(address) ;
92	if (!fESD)
93	fChain->SetBranchAddress("ESD", &fESD) ;
94	}
95	// The output objects will be written to
96	TDirectory * cdir = gDirectory ;
97	// Open a file for output #0
98	char outputName[1024] ;
99	sprintf(outputName, "%s.root", GetName() ) ;
100	OpenFile(0, outputName , "RECREATE") ;
101	if (cdir)
102	cdir->cd() ;
103
104	// create histograms
105
106	fhEMCALPos = new TNtuple("EMCALPos" , "Position in EMCAL" , "x:y:z");
107	fhEMCAL = new TNtuple("EMCAL" , "EMCAL" , "event:digits:clusters:photons");
108	fhEMCALEnergy = new TH1D("EMCALEnergy" , "EMCALEnergy" , 1000, 0., 10. ) ;
109	fhEMCALDigits = new TH1I("EMCALDigitsCluster" , "EMCALDigits" , 20 , 0 , 20 ) ;
110	fhEMCALRecParticles = new TH1D("EMCALRecParticles" , "EMCALRecParticles", 20 , 0., 20. ) ;
111	fhEMCALPhotons = new TH1I("EMCALPhotons" , "EMCALPhotons" , 20 , 0 , 20 ) ;
112	fhEMCALInvariantMass = new TH1D("EMCALInvariantMass" , "EMCALInvariantMass", 400, 0., 400.) ;
113	fhEMCALDigitsEvent = new TH1I("EMCALDigitsEvent" , "EMCALDigitsEvent" , 30 , 0 , 30 ) ;
114
115	// create output container
116
117	fOutputContainer = new TObjArray(8) ;
118	fOutputContainer->SetName(GetName()) ;
119
120	fOutputContainer->AddAt(fhEMCALPos, 0) ;
121	fOutputContainer->AddAt(fhEMCAL, 1) ;
122	fOutputContainer->AddAt(fhEMCALEnergy, 2) ;
123	fOutputContainer->AddAt(fhEMCALDigits, 3) ;
124	fOutputContainer->AddAt(fhEMCALRecParticles, 4) ;
125	fOutputContainer->AddAt(fhEMCALPhotons, 5) ;
126	fOutputContainer->AddAt(fhEMCALInvariantMass, 6) ;
127	fOutputContainer->AddAt(fhEMCALDigitsEvent, 7) ;
128	}
129
130	//______________________________________________________________________________
131	void AliEMCALQATask::Exec(Option_t *)
132	{
133	// Processing of one event
134
135	Long64_t entry = fChain->GetReadEntry() ;
136
137	if (!fESD) {
138	AliError("fESD is not connected to the input!") ;
139	return ;
140	}
141
142	if ( !((entry-1)%100) )
143	AliInfo(Form("%s ----> Processing event # %lld", (dynamic_cast<TChain *>(fChain))->GetFile()->GetName(), entry)) ;
144
145	//********************** EMCAL ***********************************
146	Int_t firstEmcalCluster = fESD->GetFirstEMCALCluster() ;
147	const Int_t mumberOfEmcalClusters = fESD->GetNumberOfEMCALClusters() ;
148
149	TVector3 ** emcalVector = new TVector3*[mumberOfEmcalClusters] ;
150	Float_t * emcalPhotonsEnergy = new Float_t[mumberOfEmcalClusters] ;
151	Int_t emcalCluster ;
152	Int_t numberOfEmcalClustersv1 = 0 ;
153	Int_t numberOfPhotonsInEmcal = 0 ;
154	Int_t numberOfDigitsInEmcal = 0 ;
155
156
157	// loop over all the EMCAL Cluster
158	for(emcalCluster = firstEmcalCluster ; emcalCluster < firstEmcalCluster + mumberOfEmcalClusters ; emcalCluster++) {
159	AliESDCaloCluster * caloCluster = fESD->GetCaloCluster(emcalCluster) ;
160	if (caloCluster) {
161	Float_t pos[3] ;
162	fhEMCALPos->Fill(pos[0],pos[1],pos[2]) ;
163	if(caloCluster->GetClusterType() == AliESDCaloCluster::kClusterv1) {
164	caloCluster->GetGlobalPosition(pos) ;
165	fhEMCALEnergy->Fill(caloCluster->GetClusterEnergy()) ;
166	fhEMCALDigits->Fill(entry, caloCluster->GetNumberOfDigits()) ;
167	numberOfEmcalClustersv1++ ;
168	numberOfDigitsInEmcal += caloCluster->GetNumberOfDigits() ;
169	// Float_t * pid = clus->GetPid() ;
170	// if(pid[AliPID::kPhoton]>0.9){
171	emcalVector[numberOfPhotonsInEmcal] = new TVector3(pos[0],pos[1],pos[2]) ;
172	emcalPhotonsEnergy[numberOfPhotonsInEmcal] = caloCluster->GetClusterEnergy() ;
173	numberOfPhotonsInEmcal++ ;
174	}
175	}
176	} // EMCAL clusters loop
177
178	fhEMCALRecParticles->Fill(numberOfEmcalClustersv1);
179	fhEMCALPhotons->Fill(numberOfPhotonsInEmcal);
180	fhEMCALDigitsEvent->Fill(numberOfDigitsInEmcal);
181	fhEMCAL->Fill(entry, numberOfDigitsInEmcal, numberOfEmcalClustersv1, numberOfPhotonsInEmcal) ;
182
183	// invariant Mass
184	if (numberOfPhotonsInEmcal > 1 ) {
185	Int_t emcalPhoton1, emcalPhoton2 ;
186	for(emcalPhoton1 = 0 ; emcalPhoton1 < numberOfPhotonsInEmcal ; emcalPhoton1++) {
187	for(emcalPhoton2 = emcalPhoton1 + 1 ; emcalPhoton2 < numberOfPhotonsInEmcal ; emcalPhoton2++) {
188	Float_t tempMass = TMath::Sqrt( 2 * emcalPhotonsEnergy[emcalPhoton1] * emcalPhotonsEnergy[emcalPhoton2] *
189	( 1 - TMath::Cos( emcalVector[emcalPhoton1]->Angle(*emcalVector[emcalPhoton2]))
190	)
191	);
192	fhEMCALInvariantMass->Fill(tempMass*1000.);
193	}
194	}
195	}
196
197	PostData(0, fOutputContainer);
198
199	delete [] emcalVector ;
200	delete [] emcalPhotonsEnergy ;
201	}
202
203	//______________________________________________________________________________
204	void AliEMCALQATask::Terminate(Option_t *)
205	{
206	// Processing when the event loop is ended
207
208	printf("EMCALEnergy Mean : %5.3f , RMS : %5.3f \n", fhEMCALEnergy->GetMean(), fhEMCALEnergy->GetRMS() ) ;
209	printf("EMCALDigits Mean : %5.3f , RMS : %5.3f \n", fhEMCALDigits->GetMean(), fhEMCALDigits->GetRMS() ) ;
210	printf("EMCALRecParticles Mean : %5.3f , RMS : %5.3f \n", fhEMCALRecParticles->GetMean(), fhEMCALRecParticles->GetRMS() ) ;
211	printf("EMCALPhotons Mean : %5.3f , RMS : %5.3f \n", fhEMCALPhotons->GetMean(), fhEMCALPhotons->GetRMS() ) ;
212	printf("EMCALInvariantMass Mean : %5.3f , RMS : %5.3f \n", fhEMCALInvariantMass->GetMean(), fhEMCALInvariantMass->GetRMS() ) ;
213	printf("EMCALDigitsEvent Mean : %5.3f , RMS : %5.3f \n", fhEMCALDigitsEvent->GetMean(), fhEMCALDigitsEvent->GetRMS() ) ;
214
215	TCanvas * cEMCAL = new TCanvas("EMCAL", "EMCAL ESD Test", 400, 10, 600, 700);
216	cEMCAL->Divide(3, 2) ;
217
218	cEMCAL->cd(1) ;
219	gPad->SetLogy();
220	fhEMCALEnergy->SetAxisRange(0, 25.);
221	fhEMCALEnergy->SetXTitle("Energy (GeV)");
222	fhEMCALEnergy->Draw();
223
224	cEMCAL->cd(2) ;
225	gPad->SetLogy();
226	fhEMCALDigits->SetAxisRange(0, 25.);
227	fhEMCALDigits->SetXTitle("DigitsPerCluster");
228	fhEMCALDigits->Draw();
229
230	cEMCAL->cd(3) ;
231	gPad->SetLogy();
232	fhEMCALRecParticles->SetAxisRange(0, 25.);
233	fhEMCALRecParticles->SetXTitle("RecParticles");
234	fhEMCALRecParticles->Draw();
235
236	cEMCAL->cd(4) ;
237	gPad->SetLogy();
238	fhEMCALPhotons->SetAxisRange(0, 25.);
239	fhEMCALPhotons->SetXTitle("Photons");
240	fhEMCALPhotons->Draw();
241
242	cEMCAL->cd(5) ;
243	fhEMCALInvariantMass->SetXTitle("InvariantMass (MeV/c²)");
244	fhEMCALInvariantMass->Draw();
245
246	cEMCAL->cd(6) ;
247	gPad->SetLogy();
248	fhEMCALDigitsEvent->SetAxisRange(0, 40.);
249	fhEMCALDigitsEvent->SetXTitle("DigitsPerEvent");
250	fhEMCALDigitsEvent->Draw();
251
252	cEMCAL->Print("EMCAL.eps");
253
254	char line[1024] ;
255	sprintf(line, ".!tar -zcvf %s.tar.gz *.eps", GetName()) ;
256	gROOT->ProcessLine(line);
257	sprintf(line, ".!rm -fR *.eps");
258	gROOT->ProcessLine(line);
259
260	AliInfo(Form("!!! All the eps files are in %s.tar.gz !!! \n", GetName())) ;
261	}