[u/mrichter/AliRoot.git] / ESDCheck / AliFMDQATask.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.                  *
 **************************************************************************/

/* $Id$ */

//_________________________________________________________________________
// An analysis task to check the FMD data in simulated data
//
//*-- Hans Hjersing Dalsgaard 
//////////////////////////////////////////////////////////////////////////////

#include <TCanvas.h> 
#include <TChain.h>
#include <TF1.h> 
#include <TFile.h> 
#include <TH1D.h> 
#include <TROOT.h>
#include <TString.h> 

#include "AliFMDQATask.h" 
#include "AliESD.h" 
#include "AliLog.h"

//______________________________________________________________________________
AliFMDQATask::AliFMDQATask(const char *name) : 
  AliAnalysisTask(name,""),  
  fChain(0),
  fESD(0), 
  fhFMD1i(0),
  fhFMD2i(0), 
  fhFMD2o(0), 
  fhFMD3i(0), 
  fhFMD3o(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()) ; 
}

//______________________________________________________________________________
AliFMDQATask::~AliFMDQATask()
{
  // dtor

  fOutputContainer->Clear() ; 
  delete fOutputContainer ; 

  delete fhFMD1i ;
  delete fhFMD2i ; 
  delete fhFMD2o ; 
  delete fhFMD3i ; 
  delete fhFMD3o ;

}

//______________________________________________________________________________
void AliFMDQATask::ConnectInputData(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 ;
  }
  
  // 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);
  } else {
    fESD = new AliESD();
    SetBranchAddress(0, "ESD", &fESD);
  }
}

//________________________________________________________________________
void AliFMDQATask::CreateOutputObjects()
{  
  // create histograms 

  OpenFile(0) ; 

  fhFMD1i = new TH1D("FMD1i", "FMD1i", 100, -0.5, 3);
  fhFMD2i = new TH1D("FMD2i", "FMD2i", 100, -0.5, 3);
  fhFMD2o = new TH1D("FMD2o", "FMD2o", 100, -0.5, 3);
  fhFMD3i = new TH1D("FMD3i", "FMD3i", 100, -0.5, 3);
  fhFMD3o = new TH1D("FMD3o", "FMD3o", 100, -0.5, 3);

  // create output container
  
  fOutputContainer = new TObjArray(5) ; 
  fOutputContainer->SetName(GetName()) ; 

  fOutputContainer->AddAt(fhFMD1i,             0) ; 
  fOutputContainer->AddAt(fhFMD2i,             1) ; 
  fOutputContainer->AddAt(fhFMD2o,             2) ; 
  fOutputContainer->AddAt(fhFMD3i,             3) ; 
  fOutputContainer->AddAt(fhFMD3o,             4) ; 
}

//______________________________________________________________________________
void AliFMDQATask::Exec(Option_t *) 
{
  // Processing of one event
    
  Long64_t entry = fChain->GetReadEntry() ;
  
  if (!fESD) {
    AliError("fESD is not connected to the input!") ; 
    return ; 
  }
  
  TFile * currentFile = (dynamic_cast<TChain *>(fChain))->GetFile() ; 
  if ( !((entry-1)%100) ) 
    AliInfo(Form("%s ----> Processing event # %lld", currentFile->GetName(), entry)) ; 
	    
  // ************************  FMD *************************************
 AliESDFMD * fmd = fESD->GetFMDData() ;
 if ( ! fmd ) {
   AliError("No FMD found in ESD") ; 
   return ; 
 }
 fmd->CheckNeedUShort(currentFile);
  Int_t nFMD1 = 0, nFMD2i = 0, nFMD2o = 0, nFMD3i = 0, nFMD3o = 0 ;
  
  UShort_t detector = 1 ;
  for(detector = 1 ; detector <= fmd->MaxDetectors() ; detector++) {
    Char_t ring = 'O' ;
    UShort_t sector ; 
    for(sector = 0 ;sector < fmd->MaxSectors() ; sector++) {
      UShort_t strip ;
      for(strip = 0 ; strip < fmd->MaxStrips(); strip++) {
	if(fmd->Multiplicity(detector, ring, sector, strip) != AliESDFMD::kInvalidMult)
	  RingSelector(detector, ring, fmd->Multiplicity(detector, ring, sector, strip)) ;
	if( (fmd->Multiplicity(detector, ring, sector, strip) == AliESDFMD::kInvalidMult) && detector == 2 )
	  nFMD2o++ ;
	if( (fmd->Multiplicity(detector, ring, sector, strip)==AliESDFMD::kInvalidMult) && detector == 3 )
	  nFMD3o++ ;
      }
    }
    ring='I';
    for(sector = 0; sector < fmd->MaxSectors(); sector++) {
      UShort_t strip ;
      for(strip = 0 ; strip < fmd->MaxStrips() ; strip++) {
	if(fmd->Multiplicity(detector, ring, sector, strip) != AliESDFMD::kInvalidMult)
	  RingSelector(detector, ring, fmd->Multiplicity(detector, ring, sector, strip));
	if( (fmd->Multiplicity(detector, ring, sector, strip) == AliESDFMD::kInvalidMult) && detector == 1 )
	  nFMD1++;
	if( (fmd->Multiplicity(detector, ring, sector, strip) == AliESDFMD::kInvalidMult) && detector == 2 )
	  nFMD2i++;
	if( (fmd->Multiplicity(detector, ring, sector, strip) == AliESDFMD::kInvalidMult) && detector == 3 )
	  nFMD3i++;
      }     
    }
  }

  if(nFMD1>100+10240)
    AliWarning(Form("number of missing strips in FMD1i too high in event number %lld in file", entry, fChain->GetCurrentFile()->GetName())) ;
  if(nFMD2i>100+10240)
    AliWarning(Form("number of missing strips in FMD2i too high in event number %lld in file", entry, fChain->GetCurrentFile()->GetName())) ;
  if(nFMD2o>100+10240)
    AliWarning(Form("number of missing strips in FMD2o too high in event number %lld in file", entry, fChain->GetCurrentFile()->GetName())) ;
  if(nFMD3i>100+10240)
    AliWarning(Form("number of missing strips in FMD3i too high in event number %lld in file", entry, fChain->GetCurrentFile()->GetName())) ;
  if(nFMD3o>100+10240)
    AliWarning(Form("number of missing strips in FMD3o too high in event number %lld in file", entry, fChain->GetCurrentFile()->GetName())) ;
  
  PostData(0, fOutputContainer);
}

//______________________________________________________________________________
void AliFMDQATask::Terminate(Option_t *)
{
  // Processing when the event loop is ended
 
  fOutputContainer = (TObjArray*)GetOutputData(0);
  if ( ! fOutputContainer ) 
    return ; 

  fhFMD1i = (TH1D*)fOutputContainer->At(0);
  fhFMD2i = (TH1D*)fOutputContainer->At(1);
  fhFMD2o = (TH1D*)fOutputContainer->At(2);
  fhFMD3i = (TH1D*)fOutputContainer->At(3);
  fhFMD3o = (TH1D*)fOutputContainer->At(4);

  TCanvas * cFMD1 = new TCanvas("cFMD1", "FMD ESD Test", 400, 10, 600, 700);
  cFMD1->Divide(3, 2) ; 

  cFMD1->cd(1) ;; 
  fhFMD1i->Draw() ; 
  
  cFMD1->cd(2) ;; 
  fhFMD2i->Draw() ; 

  cFMD1->cd(3) ;; 
  fhFMD2o->Draw() ; 

  cFMD1->cd(4) ;; 
  fhFMD3i->Draw() ; 

  cFMD1->cd(5) ;; 
  fhFMD3o->Draw() ; 
  
  cFMD1->Print("FMD.eps") ;

  Bool_t rv1i = TestHisto(fhFMD1i) ;
  Bool_t rv2i = TestHisto(fhFMD2i) ;
  Bool_t rv2o = TestHisto(fhFMD2o) ;
  Bool_t rv3i = TestHisto(fhFMD2i) ;
  Bool_t rv3o = TestHisto(fhFMD2o) ;
  
  if (  !(rv1i * rv2i * rv2o * rv3i * rv3o) )
    AliWarning("Possible problem in file !!! Check output!") ;


  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())) ;
}

//______________________________________________________________________________
void AliFMDQATask::RingSelector(const UShort_t detector, const Char_t ring, const Float_t mult) const 
{ 
  // fill the histograms for each ring in each detector layer

  if(ring == 'I' && detector == 1)
    fhFMD1i->Fill(mult) ;
  if(ring == 'I' && detector == 2)
    fhFMD2i->Fill(mult) ;
  if(ring == 'O' && detector == 2)
    fhFMD2o ->Fill(mult) ;
  if(ring == 'I' && detector == 3)
    fhFMD3i ->Fill(mult) ;
  if(ring == 'O' && detector == 3)
    fhFMD3o ->Fill(mult) ;
}
//______________________________________________________________________________
Bool_t AliFMDQATask::TestHisto(TH1D * hTest) const 
{  
  // analyses the histogram with a Landau function

  Float_t chiMax = 3, chiLow=0.5 ;
  Float_t chiSq ;
  Float_t mpv ;
  Int_t   ndf ;
  
  FitAll(hTest, chiSq, ndf, mpv, chiMax, chiLow);

  if( (chiSq > chiMax || chiSq < chiLow) || mpv < 0.6 || mpv > 1 ) {
    hTest->Rebin(2) ;
    FitAll(hTest, chiSq, ndf, mpv, chiMax, chiLow) ;
  }

  Bool_t   ret   = kFALSE ;
  Char_t * test  = "not OK";
  Char_t * test2 = "not OK";
  
  if(chiSq < chiMax && chiSq > chiLow)
    test = "OK" ;
  if(mpv > 0.6 && mpv < 1)
    test2 = "OK" ;
 
  if(test == "OK" && test2 == "OK")
    ret = kTRUE;
  
  if(test == "not OK" || test2 == "not OK") {
    AliWarning("Bad fit results") ; 
    printf("Detector : %s\n", hTest->GetName()) ;
    printf("Landau fit Chi Square / NDF = %f / %d which is %s\n", chiSq*ndf, ndf, test) ; 
    printf("Landau fit MPV is: %f which is %s\n", mpv, test2) ;
  }
  return ret;  
}
//______________________________________________________________________________
void AliFMDQATask::FitAll(TH1D* hTest, Float_t &chiSq, Int_t &ndf, Float_t &mpv, Float_t chiMax, Float_t chiLow ) const 
{
  // fit a histogram with a Landau distribution and returns chi square

  Float_t fitMax = hTest->GetXaxis()->GetXmax() ;

  TH1D hTmp = *hTest ;
  hTmp.SetAxisRange(0.4,fitMax) ;
  Int_t   maxBin = hTmp.GetMaximumBin();
  Float_t max    = hTmp.GetBinCenter(maxBin);
 
  hTest->Fit("landau", "QOI", "", max-0.3, fitMax) ;
  TF1* fitfunc = hTest->GetFunction("landau") ;
  chiSq = fitfunc->GetChisquare() / fitfunc->GetNDF() ;
  mpv   = fitfunc->GetParameter(1) ;
  ndf   = fitfunc->GetNDF() ;

  if( ( chiSq > chiMax || chiSq < chiLow ) || ( mpv < 0.6 || mpv > 1 ) ) {
    hTest->Fit("landau", "QOI", "", max-0.2, fitMax) ;
    fitfunc = hTest->GetFunction("landau") ;
    chiSq   = fitfunc->GetChisquare() / fitfunc->GetNDF() ;
    mpv     = fitfunc->GetParameter(1) ;
    ndf     = fitfunc->GetNDF() ;
  }
  if( ( chiSq >chiMax || chiSq < chiLow ) || ( mpv < 0.6 || mpv > 1 ) ) {
    hTest->Fit("landau", "QOI", "", max-0.1, fitMax) ;
    fitfunc = hTest->GetFunction("landau") ;
    chiSq   = fitfunc->GetChisquare() / fitfunc->GetNDF() ;
    mpv     = fitfunc->GetParameter(1) ;
    ndf     = fitfunc->GetNDF() ;
  }
  if( ( chiSq > chiMax || chiSq <chiLow ) || ( mpv < 0.6 || mpv > 1 ) ) {
    hTest->Fit("landau", "QOI", "", max, fitMax) ;
    fitfunc = hTest->GetFunction("landau") ;
    chiSq   = fitfunc->GetChisquare() / fitfunc->GetNDF() ;
    mpv     = fitfunc->GetParameter(1) ;
    ndf     = fitfunc->GetNDF(); 
  }
  if( ( chiSq > chiMax || chiSq < chiLow ) || ( mpv < 0.6 ||mpv > 1 ) ) {
    hTest->Fit("landau", "QOI", "", max+0.1, fitMax) ;
    fitfunc = hTest->GetFunction("landau") ;
    chiSq   = fitfunc->GetChisquare() / fitfunc->GetNDF() ;
    mpv     = fitfunc->GetParameter(1) ;
    ndf     = fitfunc->GetNDF() ;
  } 
}
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	**************************************************************************/
0b28fd57	15
	16	/* $Id$ */
	17
1dfe075f	18	//_________________________________________________________________________
	19	// An analysis task to check the FMD data in simulated data
	20	//
	21	//*-- Hans Hjersing Dalsgaard
	22	//////////////////////////////////////////////////////////////////////////////
	23
0b28fd57	24	#include <TCanvas.h>
1dfe075f	25	#include <TChain.h>
0b28fd57	26	#include <TF1.h>
1dfe075f	27	#include <TFile.h>
1dfe075f	28	#include <TH1D.h>
0b28fd57	29	#include <TROOT.h>
1f588058	30	#include <TString.h>
1dfe075f	31
	32	#include "AliFMDQATask.h"
	33	#include "AliESD.h"
	34	#include "AliLog.h"
	35
	36	//______________________________________________________________________________
	37	AliFMDQATask::AliFMDQATask(const char *name) :
	38	AliAnalysisTask(name,""),
	39	fChain(0),
	40	fESD(0),
	41	fhFMD1i(0),
	42	fhFMD2i(0),
	43	fhFMD2o(0),
	44	fhFMD3i(0),
	45	fhFMD3o(0)
	46	{
	47	// Constructor.
	48	// Input slot #0 works with an Ntuple
	49	DefineInput(0, TChain::Class());
	50	// Output slot #0 writes into a TH1 container
	51	DefineOutput(0, TObjArray::Class()) ;
	52	}
	53
	54	//______________________________________________________________________________
	55	AliFMDQATask::~AliFMDQATask()
	56	{
	57	// dtor
	58
	59	fOutputContainer->Clear() ;
	60	delete fOutputContainer ;
	61
	62	delete fhFMD1i ;
	63	delete fhFMD2i ;
	64	delete fhFMD2o ;
	65	delete fhFMD3i ;
	66	delete fhFMD3o ;
	67
	68	}
	69
	70	//______________________________________________________________________________
c52c2132	71	void AliFMDQATask::ConnectInputData(const Option_t*)
1dfe075f	72	{
	73	// Initialisation of branch container and histograms
	74
	75	AliInfo(Form("*** Initialization of %s", GetName())) ;
	76
	77	// Get input data
	78	fChain = dynamic_cast<TChain *>(GetInputData(0)) ;
	79	if (!fChain) {
	80	AliError(Form("Input 0 for %s not found\n", GetName()));
	81	return ;
	82	}
	83
c52c2132	84	// One should first check if the branch address was taken by some other task
	85	char address = (char )GetBranchAddress(0, "ESD");
	86	if (address) {
	87	fESD = (AliESD)(address);
	88	} else {
	89	fESD = new AliESD();
	90	SetBranchAddress(0, "ESD", &fESD);
1dfe075f	91	}
c52c2132	92	}
	93
	94	//________________________________________________________________________
	95	void AliFMDQATask::CreateOutputObjects()
	96	{
1dfe075f	97	// create histograms
1e20f195	98
	99	OpenFile(0) ;
	100
1dfe075f	101	fhFMD1i = new TH1D("FMD1i", "FMD1i", 100, -0.5, 3);
	102	fhFMD2i = new TH1D("FMD2i", "FMD2i", 100, -0.5, 3);
	103	fhFMD2o = new TH1D("FMD2o", "FMD2o", 100, -0.5, 3);
	104	fhFMD3i = new TH1D("FMD3i", "FMD3i", 100, -0.5, 3);
	105	fhFMD3o = new TH1D("FMD3o", "FMD3o", 100, -0.5, 3);
	106
	107	// create output container
	108
	109	fOutputContainer = new TObjArray(5) ;
	110	fOutputContainer->SetName(GetName()) ;
	111
	112	fOutputContainer->AddAt(fhFMD1i, 0) ;
	113	fOutputContainer->AddAt(fhFMD2i, 1) ;
	114	fOutputContainer->AddAt(fhFMD2o, 2) ;
	115	fOutputContainer->AddAt(fhFMD3i, 3) ;
	116	fOutputContainer->AddAt(fhFMD3o, 4) ;
	117	}
	118
	119	//______________________________________________________________________________
	120	void AliFMDQATask::Exec(Option_t *)
	121	{
	122	// Processing of one event
	123
	124	Long64_t entry = fChain->GetReadEntry() ;
	125
	126	if (!fESD) {
	127	AliError("fESD is not connected to the input!") ;
	128	return ;
	129	}
	130
583d7b2e	131	TFile * currentFile = (dynamic_cast<TChain *>(fChain))->GetFile() ;
1dfe075f	132	if ( !((entry-1)%100) )
583d7b2e	133	AliInfo(Form("%s ----> Processing event # %lld", currentFile->GetName(), entry)) ;
583d7b2e	134
1dfe075f	135	// ********************** FMD ***********************************
cac266b2	136	AliESDFMD * fmd = fESD->GetFMDData() ;
1f588058	137	if ( ! fmd ) {
	138	AliError("No FMD found in ESD") ;
	139	return ;
	140	}
	141	fmd->CheckNeedUShort(currentFile);
1dfe075f	142	Int_t nFMD1 = 0, nFMD2i = 0, nFMD2o = 0, nFMD3i = 0, nFMD3o = 0 ;
	143
	144	UShort_t detector = 1 ;
	145	for(detector = 1 ; detector <= fmd->MaxDetectors() ; detector++) {
	146	Char_t ring = 'O' ;
	147	UShort_t sector ;
	148	for(sector = 0 ;sector < fmd->MaxSectors() ; sector++) {
	149	UShort_t strip ;
	150	for(strip = 0 ; strip < fmd->MaxStrips(); strip++) {
	151	if(fmd->Multiplicity(detector, ring, sector, strip) != AliESDFMD::kInvalidMult)
	152	RingSelector(detector, ring, fmd->Multiplicity(detector, ring, sector, strip)) ;
	153	if( (fmd->Multiplicity(detector, ring, sector, strip) == AliESDFMD::kInvalidMult) && detector == 2 )
	154	nFMD2o++ ;
	155	if( (fmd->Multiplicity(detector, ring, sector, strip)==AliESDFMD::kInvalidMult) && detector == 3 )
	156	nFMD3o++ ;
	157	}
	158	}
	159	ring='I';
	160	for(sector = 0; sector < fmd->MaxSectors(); sector++) {
	161	UShort_t strip ;
	162	for(strip = 0 ; strip < fmd->MaxStrips() ; strip++) {
	163	if(fmd->Multiplicity(detector, ring, sector, strip) != AliESDFMD::kInvalidMult)
	164	RingSelector(detector, ring, fmd->Multiplicity(detector, ring, sector, strip));
	165	if( (fmd->Multiplicity(detector, ring, sector, strip) == AliESDFMD::kInvalidMult) && detector == 1 )
	166	nFMD1++;
	167	if( (fmd->Multiplicity(detector, ring, sector, strip) == AliESDFMD::kInvalidMult) && detector == 2 )
	168	nFMD2i++;
	169	if( (fmd->Multiplicity(detector, ring, sector, strip) == AliESDFMD::kInvalidMult) && detector == 3 )
	170	nFMD3i++;
	171	}
	172	}
	173	}
	174
	175	if(nFMD1>100+10240)
	176	AliWarning(Form("number of missing strips in FMD1i too high in event number %lld in file", entry, fChain->GetCurrentFile()->GetName())) ;
	177	if(nFMD2i>100+10240)
	178	AliWarning(Form("number of missing strips in FMD2i too high in event number %lld in file", entry, fChain->GetCurrentFile()->GetName())) ;
	179	if(nFMD2o>100+10240)
	180	AliWarning(Form("number of missing strips in FMD2o too high in event number %lld in file", entry, fChain->GetCurrentFile()->GetName())) ;
	181	if(nFMD3i>100+10240)
	182	AliWarning(Form("number of missing strips in FMD3i too high in event number %lld in file", entry, fChain->GetCurrentFile()->GetName())) ;
	183	if(nFMD3o>100+10240)
	184	AliWarning(Form("number of missing strips in FMD3o too high in event number %lld in file", entry, fChain->GetCurrentFile()->GetName())) ;
	185
	186	PostData(0, fOutputContainer);
	187	}
	188
	189	//______________________________________________________________________________
	190	void AliFMDQATask::Terminate(Option_t *)
	191	{
	192	// Processing when the event loop is ended
	193
c52c2132	194	fOutputContainer = (TObjArray*)GetOutputData(0);
1f588058	195	if ( ! fOutputContainer )
	196	return ;
	197
c52c2132	198	fhFMD1i = (TH1D*)fOutputContainer->At(0);
	199	fhFMD2i = (TH1D*)fOutputContainer->At(1);
	200	fhFMD2o = (TH1D*)fOutputContainer->At(2);
	201	fhFMD3i = (TH1D*)fOutputContainer->At(3);
	202	fhFMD3o = (TH1D*)fOutputContainer->At(4);
	203
1dfe075f	204	TCanvas * cFMD1 = new TCanvas("cFMD1", "FMD ESD Test", 400, 10, 600, 700);
	205	cFMD1->Divide(3, 2) ;
	206
	207	cFMD1->cd(1) ;;
	208	fhFMD1i->Draw() ;
	209
	210	cFMD1->cd(2) ;;
	211	fhFMD2i->Draw() ;
	212
	213	cFMD1->cd(3) ;;
	214	fhFMD2o->Draw() ;
	215
	216	cFMD1->cd(4) ;;
	217	fhFMD3i->Draw() ;
	218
	219	cFMD1->cd(5) ;;
	220	fhFMD3o->Draw() ;
	221
	222	cFMD1->Print("FMD.eps") ;
	223
	224	Bool_t rv1i = TestHisto(fhFMD1i) ;
	225	Bool_t rv2i = TestHisto(fhFMD2i) ;
	226	Bool_t rv2o = TestHisto(fhFMD2o) ;
	227	Bool_t rv3i = TestHisto(fhFMD2i) ;
	228	Bool_t rv3o = TestHisto(fhFMD2o) ;
	229
	230	if ( !(rv1i * rv2i * rv2o * rv3i * rv3o) )
	231	AliWarning("Possible problem in file !!! Check output!") ;
	232
	233
	234
	235	char line[1024] ;
	236	sprintf(line, ".!tar -zcvf %s.tar.gz *.eps", GetName()) ;
	237	gROOT->ProcessLine(line);
	238	sprintf(line, ".!rm -fR *.eps");
	239	gROOT->ProcessLine(line);
	240
	241	AliInfo(Form("!!! All the eps files are in %s.tar.gz !!! \n", GetName())) ;
	242	}
	243
	244	//______________________________________________________________________________
	245	void AliFMDQATask::RingSelector(const UShort_t detector, const Char_t ring, const Float_t mult) const
	246	{
	247	// fill the histograms for each ring in each detector layer
	248
	249	if(ring == 'I' && detector == 1)
	250	fhFMD1i->Fill(mult) ;
	251	if(ring == 'I' && detector == 2)
	252	fhFMD2i->Fill(mult) ;
	253	if(ring == 'O' && detector == 2)
	254	fhFMD2o ->Fill(mult) ;
	255	if(ring == 'I' && detector == 3)
	256	fhFMD3i ->Fill(mult) ;
	257	if(ring == 'O' && detector == 3)
	258	fhFMD3o ->Fill(mult) ;
	259	}
	260	//______________________________________________________________________________
	261	Bool_t AliFMDQATask::TestHisto(TH1D * hTest) const
	262	{
	263	// analyses the histogram with a Landau function
	264
	265	Float_t chiMax = 3, chiLow=0.5 ;
	266	Float_t chiSq ;
	267	Float_t mpv ;
268	Int_t ndf ;
269
270	FitAll(hTest, chiSq, ndf, mpv, chiMax, chiLow);
271
272	if( (chiSq > chiMax \|\| chiSq < chiLow) \|\| mpv < 0.6 \|\| mpv > 1 ) {
273	hTest->Rebin(2) ;
274	FitAll(hTest, chiSq, ndf, mpv, chiMax, chiLow) ;
275	}
276
277	Bool_t ret = kFALSE ;
278	Char_t * test = "not OK";
279	Char_t * test2 = "not OK";
280
281	if(chiSq < chiMax && chiSq > chiLow)
282	test = "OK" ;
283	if(mpv > 0.6 && mpv < 1)
284	test2 = "OK" ;
285
286	if(test == "OK" && test2 == "OK")
287	ret = kTRUE;
288
289	if(test == "not OK" \|\| test2 == "not OK") {
290	AliWarning("Bad fit results") ;
291	printf("Detector : %s\n", hTest->GetName()) ;
292	printf("Landau fit Chi Square / NDF = %f / %d which is %s\n", chiSq*ndf, ndf, test) ;
293	printf("Landau fit MPV is: %f which is %s\n", mpv, test2) ;
294	}
295	return ret;
296	}
297	//______________________________________________________________________________
298	void AliFMDQATask::FitAll(TH1D* hTest, Float_t &chiSq, Int_t &ndf, Float_t &mpv, Float_t chiMax, Float_t chiLow ) const
299	{
300	// fit a histogram with a Landau distribution and returns chi square
301
302	Float_t fitMax = hTest->GetXaxis()->GetXmax() ;
303
304	TH1D hTmp = *hTest ;
305	hTmp.SetAxisRange(0.4,fitMax) ;
306	Int_t maxBin = hTmp.GetMaximumBin();
307	Float_t max = hTmp.GetBinCenter(maxBin);
308
309	hTest->Fit("landau", "QOI", "", max-0.3, fitMax) ;
310	TF1* fitfunc = hTest->GetFunction("landau") ;
311	chiSq = fitfunc->GetChisquare() / fitfunc->GetNDF() ;
312	mpv = fitfunc->GetParameter(1) ;
313	ndf = fitfunc->GetNDF() ;
314
315	if( ( chiSq > chiMax \|\| chiSq < chiLow ) \|\| ( mpv < 0.6 \|\| mpv > 1 ) ) {
316	hTest->Fit("landau", "QOI", "", max-0.2, fitMax) ;
317	fitfunc = hTest->GetFunction("landau") ;
318	chiSq = fitfunc->GetChisquare() / fitfunc->GetNDF() ;
319	mpv = fitfunc->GetParameter(1) ;
320	ndf = fitfunc->GetNDF() ;
321	}
322	if( ( chiSq >chiMax \|\| chiSq < chiLow ) \|\| ( mpv < 0.6 \|\| mpv > 1 ) ) {
323	hTest->Fit("landau", "QOI", "", max-0.1, fitMax) ;
324	fitfunc = hTest->GetFunction("landau") ;
325	chiSq = fitfunc->GetChisquare() / fitfunc->GetNDF() ;
326	mpv = fitfunc->GetParameter(1) ;
327	ndf = fitfunc->GetNDF() ;
328	}
329	if( ( chiSq > chiMax \|\| chiSq <chiLow ) \|\| ( mpv < 0.6 \|\| mpv > 1 ) ) {
330	hTest->Fit("landau", "QOI", "", max, fitMax) ;
331	fitfunc = hTest->GetFunction("landau") ;
332	chiSq = fitfunc->GetChisquare() / fitfunc->GetNDF() ;
333	mpv = fitfunc->GetParameter(1) ;
334	ndf = fitfunc->GetNDF();
335	}
336	if( ( chiSq > chiMax \|\| chiSq < chiLow ) \|\| ( mpv < 0.6 \|\|mpv > 1 ) ) {
337	hTest->Fit("landau", "QOI", "", max+0.1, fitMax) ;
338	fitfunc = hTest->GetFunction("landau") ;
339	chiSq = fitfunc->GetChisquare() / fitfunc->GetNDF() ;
340	mpv = fitfunc->GetParameter(1) ;
341	ndf = fitfunc->GetNDF() ;
342	}
343	}