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