+++ /dev/null
-/**************************************************************************
- * 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),
- fOutputContainer(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 %s", entry, fChain->GetCurrentFile()->GetName())) ;
- if(nFMD2i>100+10240)
- AliWarning(Form("number of missing strips in FMD2i too high in event number %lld in file %s", entry, fChain->GetCurrentFile()->GetName())) ;
- if(nFMD2o>100+10240)
- AliWarning(Form("number of missing strips in FMD2o too high in event number %lld in file %s", entry, fChain->GetCurrentFile()->GetName())) ;
- if(nFMD3i>100+10240)
- AliWarning(Form("number of missing strips in FMD3i too high in event number %lld in file %s", entry, fChain->GetCurrentFile()->GetName())) ;
- if(nFMD3o>100+10240)
- AliWarning(Form("number of missing strips in FMD3o too high in event number %lld in file %s", 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] ;
- snprintf(line, 1024, ".!tar -zcvf %s.tar.gz *.eps", GetName()) ;
- gROOT->ProcessLine(line);
- snprintf(line, 1024, ".!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 ;
- const Char_t * test = "not OK";
- const Char_t * test2 = "not OK";
-
- if(chiSq < chiMax && chiSq > chiLow)
- test = "OK" ;
- if(mpv > 0.6 && mpv < 1)
- test2 = "OK" ;
-
- if(!strcmp(test,"OK") && !strcmp(test2,"OK"))
- ret = kTRUE;
-
- if(!strcmp(test,"not OK") || !strcmp(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() ;
- }
-}
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